diff --git a/Makefile b/Makefile
index 9defddebfd..f607579369 100644
--- a/Makefile
+++ b/Makefile
@@ -56,6 +56,7 @@ tools/uncoded_frame$(EXESUF): ELIBS = $(FF_EXTRALIBS)
 tools/target_dec_%_fuzzer$(EXESUF): $(FF_DEP_LIBS)
 
 CONFIGURABLE_COMPONENTS =                                           \
+    $(SRC_PATH)/configure                                           \
     $(wildcard $(FFLIBS:%=$(SRC_PATH)/lib%/all*.c))                 \
     $(SRC_PATH)/libavcodec/bitstream_filters.c                      \
     $(SRC_PATH)/libavformat/protocols.c                             \
@@ -142,7 +143,8 @@ distclean:: clean
 	$(RM) .version avversion.h config.asm config.h mapfile  \
 		ffbuild/.config ffbuild/config.* libavutil/avconfig.h \
 		version.h libavutil/ffversion.h libavcodec/codec_names.h \
-		libavcodec/bsf_list.c libavformat/protocol_list.c
+		libavcodec/bsf_list.c libavformat/protocol_list.c \
+		libavfilter/filter_list.h libavfilter/filter_list.c
 ifeq ($(SRC_LINK),src)
 	$(RM) src
 endif
diff --git a/configure b/configure
index fcfa7aa442..3261f5fd1a 100755
--- a/configure
+++ b/configure
@@ -3177,6 +3177,381 @@ unix_protocol_deps="sys_un_h"
 unix_protocol_select="network"
 
 # filters
+FILTER_TABLE="
+abench                  af
+acompressor             af
+acontrast               af
+acopy                   af
+acrossfade              af
+acrusher                af
+adelay                  af
+aecho                   af
+aemphasis               af
+aeval                   af
+afade                   af
+afftfilt                af
+afir                    af
+aformat                 af
+agate                   af
+aiir                    af
+ainterleave             af
+alimiter                af
+allpass                 af
+aloop                   af
+amerge                  af
+ametadata               af
+amix                    af
+anequalizer             af
+anull                   af
+apad                    af
+aperms                  af
+aphaser                 af
+apulsator               af
+arealtime               af
+aresample               af
+areverse                af
+aselect                 af
+asendcmd                af
+asetnsamples            af
+asetpts                 af
+asetrate                af
+asettb                  af
+ashowinfo               af
+asidedata               af
+asplit                  af
+astats                  af
+astreamselect           af
+atempo                  af
+atrim                   af
+azmq                    af
+bandpass                af
+bandreject              af
+bass                    af
+biquad                  af
+bs2b                    af
+channelmap              af
+channelsplit            af
+chorus                  af
+compand                 af
+compensationdelay       af
+crossfeed               af
+crystalizer             af
+dcshift                 af
+dynaudnorm              af
+earwax                  af
+ebur128                 af
+equalizer               af
+extrastereo             af
+firequalizer            af
+flanger                 af
+haas                    af
+hdcd                    af
+headphone               af
+highpass                af
+join                    af
+ladspa                  af
+loudnorm                af
+lowpass                 af
+lv2                     af
+mcompand                af
+pan                     af
+replaygain              af
+resample                af
+rubberband              af
+sidechaincompress       af
+sidechaingate           af
+silencedetect           af
+silenceremove           af
+sofalizer               af
+stereotools             af
+stereowiden             af
+superequalizer          af
+surround                af
+treble                  af
+tremolo                 af
+vibrato                 af
+volume                  af
+volumedetect            af
+aevalsrc                asrc
+anoisesrc               asrc
+anullsrc                asrc
+flite                   asrc
+hilbert                 asrc
+sine                    asrc
+anullsink               asink
+alphaextract            vf
+alphamerge              vf
+ass                     vf
+atadenoise              vf
+avgblur                 vf
+bbox                    vf
+bench                   vf
+bitplanenoise           vf
+blackdetect             vf
+blackframe              vf
+blend                   vf
+boxblur                 vf
+bwdif                   vf
+chromakey               vf
+ciescope                vf
+codecview               vf
+colorbalance            vf
+colorchannelmixer       vf
+colorkey                vf
+colorlevels             vf
+colormatrix             vf
+colorspace              vf
+convolution             vf
+convolve                vf
+copy                    vf
+coreimage               vf
+cover_rect              vf
+crop                    vf
+cropdetect              vf
+curves                  vf
+datascope               vf
+dctdnoiz                vf
+deband                  vf
+decimate                vf
+deconvolve              vf
+deflate                 vf
+deflicker               vf
+deinterlace_qsv         vf
+deinterlace_vaapi       vf
+dejudder                vf
+delogo                  vf
+denoise_vaapi           vf
+deshake                 vf
+despill                 vf
+detelecine              vf
+dilation                vf
+displace                vf
+doubleweave             vf
+drawbox                 vf
+drawgraph               vf
+drawgrid                vf
+drawtext                vf
+edgedetect              vf
+elbg                    vf
+entropy                 vf
+eq                      vf
+erosion                 vf
+extractplanes           vf
+fade                    vf
+fftfilt                 vf
+field                   vf
+fieldhint               vf
+fieldmatch              vf
+fieldorder              vf
+fillborders             vf
+find_rect               vf
+floodfill               vf
+format                  vf
+fps                     vf
+framepack               vf
+framerate               vf
+framestep               vf
+frei0r                  vf
+fspp                    vf
+gblur                   vf
+geq                     vf
+gradfun                 vf
+haldclut                vf
+hflip                   vf
+histeq                  vf
+histogram               vf
+hqdn3d                  vf
+hqx                     vf
+hstack                  vf
+hue                     vf
+hwdownload              vf
+hwmap                   vf
+hwupload                vf
+hwupload_cuda           vf
+hysteresis              vf
+idet                    vf
+il                      vf
+inflate                 vf
+interlace               vf
+interleave              vf
+kerndeint               vf
+lenscorrection          vf
+libvmaf                 vf
+limiter                 vf
+loop                    vf
+lumakey                 vf
+lut                     vf
+lut2                    vf
+lut3d                   vf
+lutrgb                  vf
+lutyuv                  vf
+maskedclamp             vf
+maskedmerge             vf
+mcdeint                 vf
+mergeplanes             vf
+mestimate               vf
+metadata                vf
+midequalizer            vf
+minterpolate            vf
+mix                     vf
+mpdecimate              vf
+negate                  vf
+nlmeans                 vf
+nnedi                   vf
+noformat                vf
+noise                   vf
+normalize               vf
+null                    vf
+ocr                     vf
+ocv                     vf
+oscilloscope            vf
+overlay                 vf
+overlay_opencl          vf
+overlay_qsv             vf
+owdenoise               vf
+pad                     vf
+palettegen              vf
+paletteuse              vf
+perms                   vf
+perspective             vf
+phase                   vf
+pixdesctest             vf
+pixscope                vf
+pp                      vf
+pp7                     vf
+premultiply             vf
+prewitt                 vf
+procamp_vaapi           vf
+program_opencl          vf
+pseudocolor             vf
+psnr                    vf
+pullup                  vf
+qp                      vf
+random                  vf
+readeia608              vf
+readvitc                vf
+realtime                vf
+remap                   vf
+removegrain             vf
+removelogo              vf
+repeatfields            vf
+reverse                 vf
+roberts                 vf
+rotate                  vf
+sab                     vf
+scale                   vf
+scale_cuda              vf
+scale_npp               vf
+scale_qsv               vf
+scale_vaapi             vf
+scale2ref               vf
+select                  vf
+selectivecolor          vf
+sendcmd                 vf
+separatefields          vf
+setdar                  vf
+setfield                vf
+setpts                  vf
+setrange                vf
+setsar                  vf
+settb                   vf
+sharpness_vaapi         vf
+showinfo                vf
+showpalette             vf
+shuffleframes           vf
+shuffleplanes           vf
+sidedata                vf
+signalstats             vf
+signature               vf
+smartblur               vf
+sobel                   vf
+split                   vf
+spp                     vf
+ssim                    vf
+stereo3d                vf
+streamselect            vf
+subtitles               vf
+super2xsai              vf
+swaprect                vf
+swapuv                  vf
+tblend                  vf
+telecine                vf
+threshold               vf
+thumbnail               vf
+thumbnail_cuda          vf
+tile                    vf
+tinterlace              vf
+tlut2                   vf
+tonemap                 vf
+transpose               vf
+trim                    vf
+unpremultiply           vf
+unsharp                 vf
+unsharp_opencl          vf
+uspp                    vf
+vaguedenoiser           vf
+vectorscope             vf
+vflip                   vf
+vidstabdetect           vf
+vidstabtransform        vf
+vignette                vf
+vmafmotion              vf
+vpp_qsv                 vf
+vstack                  vf
+w3fdif                  vf
+waveform                vf
+weave                   vf
+xbr                     vf
+yadif                   vf
+zmq                     vf
+zoompan                 vf
+zscale                  vf
+allrgb                  vsrc
+allyuv                  vsrc
+cellauto                vsrc
+color                   vsrc
+coreimagesrc            vsrc
+frei0r_src              vsrc
+haldclutsrc             vsrc
+life                    vsrc
+mandelbrot              vsrc
+mptestsrc               vsrc
+nullsrc                 vsrc
+openclsrc               vsrc
+rgbtestsrc              vsrc
+smptebars               vsrc
+smptehdbars             vsrc
+testsrc                 vsrc
+testsrc2                vsrc
+yuvtestsrc              vsrc
+nullsink                vsink
+abitscope               avf
+adrawgraph              avf
+ahistogram              avf
+aphasemeter             avf
+avectorscope            avf
+concat                  avf
+showcqt                 avf
+showfreqs               avf
+showspectrum            avf
+showspectrumpic         avf
+showvolume              avf
+showwaves               avf
+showwavespic            avf
+spectrumsynth           vaf
+amovie                  avsrc
+movie                   avsrc
+"
+
+UNCONDITIONAL_FILTER_TABLE="
+abuffer         asrc
+buffer          vsrc
+abuffersink     asink
+buffersink      vsink
+afifo           af
+fifo            vf
+"
+
 afftfilt_filter_deps="avcodec"
 afftfilt_filter_select="fft"
 afir_filter_deps="avcodec"
@@ -3530,7 +3905,18 @@ MUXER_LIST=$(find_things    muxer    _MUX     libavformat/allformats.c)
 DEMUXER_LIST=$(find_things  demuxer  DEMUX    libavformat/allformats.c)
 OUTDEV_LIST=$(find_things   outdev   OUTDEV   libavdevice/alldevices.c)
 INDEV_LIST=$(find_things    indev    _IN      libavdevice/alldevices.c)
-FILTER_LIST=$(find_things   filter   FILTER   libavfilter/allfilters.c)
+
+extract_list_from_table(){
+    cols=$1
+    suffix=$2
+    shift 2
+    while test -n "$1"; do
+        echo "${1}${suffix}"
+        shift $cols
+    done
+}
+
+FILTER_LIST=$(extract_list_from_table 2 _filter $FILTER_TABLE)
 
 find_things_extern(){
     thing=$1
@@ -7030,6 +7416,58 @@ print_enabled_components(){
 print_enabled_components libavcodec/bsf_list.c AVBitStreamFilter bitstream_filters $BSF_LIST
 print_enabled_components libavformat/protocol_list.c URLProtocol url_protocols $PROTOCOL_LIST
 
+# filters
+extract_enabled_filter(){
+    while test -n "$1"; do
+        if enabled "${1}_filter"; then
+            echo "$1 $2"
+        fi
+        shift 2
+    done
+}
+
+extract_sorted_filter(){
+    while test -n "$1"; do
+        echo "$1 $2"
+        shift 2
+    done | sort
+}
+
+print_filter_extern(){
+    while test -n "$1"; do
+        echo "extern const AVFilter ff_${2}_${1};"
+        if test -n "$3"; then
+            echo "#define ff_next_${2}_${1} &ff_${4}_${3}"
+        else
+            echo "#define ff_next_${2}_${1} NULL"
+        fi
+        shift 2
+    done
+}
+
+print_filter_array(){
+    echo "static const AVFilter *const filter_list[] = {"
+    while test -n "$1"; do
+        echo "    &ff_${2}_${1},"
+        shift 2
+    done
+    echo "    NULL"
+    echo "};"
+}
+
+sorted_filter_table=$(extract_sorted_filter $(extract_enabled_filter $FILTER_TABLE) $UNCONDITIONAL_FILTER_TABLE)
+
+echo "/* Automatically generated by configure - do not modify! */" > $TMPH
+echo "#ifndef AVFILTER_FILTER_LIST_H" >> $TMPH
+echo "#define AVFILTER_FILTER_LIST_H" >> $TMPH
+print_filter_extern $sorted_filter_table >> $TMPH
+echo "#endif" >> $TMPH
+cp_if_changed $TMPH libavfilter/filter_list.h
+
+echo "/* Automatically generated by configure - do not modify! */" > $TMPH
+print_filter_array $sorted_filter_table >> $TMPH
+cp_if_changed $TMPH libavfilter/filter_list.c
+
 # Settings for pkg-config files
 
 cat > $TMPH <<EOF
diff --git a/libavfilter/aeval.c b/libavfilter/aeval.c
index cdddbaf31d..d5963367a1 100644
--- a/libavfilter/aeval.c
+++ b/libavfilter/aeval.c
@@ -322,7 +322,7 @@ static const AVFilterPad aevalsrc_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_asrc_aevalsrc = {
+const AVFilter ff_asrc_aevalsrc = {
     .name          = "aevalsrc",
     .description   = NULL_IF_CONFIG_SMALL("Generate an audio signal generated by an expression."),
     .query_formats = query_formats,
@@ -332,6 +332,7 @@ AVFilter ff_asrc_aevalsrc = {
     .inputs        = NULL,
     .outputs       = aevalsrc_outputs,
     .priv_class    = &aevalsrc_class,
+    .next          = ff_next_asrc_aevalsrc,
 };
 
 #endif /* CONFIG_AEVALSRC_FILTER */
@@ -475,7 +476,7 @@ static const AVFilterPad aeval_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_aeval = {
+const AVFilter ff_af_aeval = {
     .name          = "aeval",
     .description   = NULL_IF_CONFIG_SMALL("Filter audio signal according to a specified expression."),
     .query_formats = aeval_query_formats,
@@ -485,6 +486,7 @@ AVFilter ff_af_aeval = {
     .inputs        = aeval_inputs,
     .outputs       = aeval_outputs,
     .priv_class    = &aeval_class,
+    .next          = ff_next_af_aeval,
 };
 
 #endif /* CONFIG_AEVAL_FILTER */
diff --git a/libavfilter/af_acontrast.c b/libavfilter/af_acontrast.c
index e08053146e..fbbda2cfd0 100644
--- a/libavfilter/af_acontrast.c
+++ b/libavfilter/af_acontrast.c
@@ -208,7 +208,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_acontrast = {
+const AVFilter ff_af_acontrast = {
     .name           = "acontrast",
     .description    = NULL_IF_CONFIG_SMALL("Simple audio dynamic range compression/expansion filter."),
     .query_formats  = query_formats,
@@ -216,4 +216,5 @@ AVFilter ff_af_acontrast = {
     .priv_class     = &acontrast_class,
     .inputs         = inputs,
     .outputs        = outputs,
+    .next           = ff_next_af_acontrast,
 };
diff --git a/libavfilter/af_acopy.c b/libavfilter/af_acopy.c
index d849060966..ffee5cbce8 100644
--- a/libavfilter/af_acopy.c
+++ b/libavfilter/af_acopy.c
@@ -52,9 +52,10 @@ static const AVFilterPad acopy_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_acopy = {
+const AVFilter ff_af_acopy = {
     .name          = "acopy",
     .description   = NULL_IF_CONFIG_SMALL("Copy the input audio unchanged to the output."),
     .inputs        = acopy_inputs,
     .outputs       = acopy_outputs,
+    .next          = ff_next_af_acopy,
 };
diff --git a/libavfilter/af_acrusher.c b/libavfilter/af_acrusher.c
index ddce74465d..a2fcd1344c 100644
--- a/libavfilter/af_acrusher.c
+++ b/libavfilter/af_acrusher.c
@@ -350,7 +350,7 @@ static const AVFilterPad avfilter_af_acrusher_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_acrusher = {
+const AVFilter ff_af_acrusher = {
     .name          = "acrusher",
     .description   = NULL_IF_CONFIG_SMALL("Reduce audio bit resolution."),
     .priv_size     = sizeof(ACrusherContext),
@@ -359,4 +359,5 @@ AVFilter ff_af_acrusher = {
     .query_formats = query_formats,
     .inputs        = avfilter_af_acrusher_inputs,
     .outputs       = avfilter_af_acrusher_outputs,
+    .next          = ff_next_af_acrusher,
 };
diff --git a/libavfilter/af_adelay.c b/libavfilter/af_adelay.c
index d6d81ba7d8..9d829b61e5 100644
--- a/libavfilter/af_adelay.c
+++ b/libavfilter/af_adelay.c
@@ -275,7 +275,7 @@ static const AVFilterPad adelay_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_adelay = {
+const AVFilter ff_af_adelay = {
     .name          = "adelay",
     .description   = NULL_IF_CONFIG_SMALL("Delay one or more audio channels."),
     .query_formats = query_formats,
@@ -285,4 +285,5 @@ AVFilter ff_af_adelay = {
     .inputs        = adelay_inputs,
     .outputs       = adelay_outputs,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL,
+    .next          = ff_next_af_adelay,
 };
diff --git a/libavfilter/af_aecho.c b/libavfilter/af_aecho.c
index b9ac18d3a4..9de1b21d40 100644
--- a/libavfilter/af_aecho.c
+++ b/libavfilter/af_aecho.c
@@ -352,7 +352,7 @@ static const AVFilterPad aecho_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_aecho = {
+const AVFilter ff_af_aecho = {
     .name          = "aecho",
     .description   = NULL_IF_CONFIG_SMALL("Add echoing to the audio."),
     .query_formats = query_formats,
@@ -362,4 +362,5 @@ AVFilter ff_af_aecho = {
     .uninit        = uninit,
     .inputs        = aecho_inputs,
     .outputs       = aecho_outputs,
+    .next          = ff_next_af_aecho,
 };
diff --git a/libavfilter/af_aemphasis.c b/libavfilter/af_aemphasis.c
index e1fa93affc..2dbfd517b4 100644
--- a/libavfilter/af_aemphasis.c
+++ b/libavfilter/af_aemphasis.c
@@ -357,7 +357,7 @@ static const AVFilterPad avfilter_af_aemphasis_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_aemphasis = {
+const AVFilter ff_af_aemphasis = {
     .name          = "aemphasis",
     .description   = NULL_IF_CONFIG_SMALL("Audio emphasis."),
     .priv_size     = sizeof(AudioEmphasisContext),
@@ -366,4 +366,5 @@ AVFilter ff_af_aemphasis = {
     .query_formats = query_formats,
     .inputs        = avfilter_af_aemphasis_inputs,
     .outputs       = avfilter_af_aemphasis_outputs,
+    .next          = ff_next_af_aemphasis,
 };
diff --git a/libavfilter/af_afade.c b/libavfilter/af_afade.c
index 285b5b6557..04880a062d 100644
--- a/libavfilter/af_afade.c
+++ b/libavfilter/af_afade.c
@@ -335,7 +335,7 @@ static const AVFilterPad avfilter_af_afade_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_afade = {
+const AVFilter ff_af_afade = {
     .name          = "afade",
     .description   = NULL_IF_CONFIG_SMALL("Fade in/out input audio."),
     .query_formats = query_formats,
@@ -345,6 +345,7 @@ AVFilter ff_af_afade = {
     .outputs       = avfilter_af_afade_outputs,
     .priv_class    = &afade_class,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+    .next          = ff_next_af_afade,
 };
 
 #endif /* CONFIG_AFADE_FILTER */
@@ -614,7 +615,7 @@ static const AVFilterPad avfilter_af_acrossfade_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_acrossfade = {
+const AVFilter ff_af_acrossfade = {
     .name          = "acrossfade",
     .description   = NULL_IF_CONFIG_SMALL("Cross fade two input audio streams."),
     .query_formats = query_formats,
@@ -623,6 +624,7 @@ AVFilter ff_af_acrossfade = {
     .priv_class    = &acrossfade_class,
     .inputs        = avfilter_af_acrossfade_inputs,
     .outputs       = avfilter_af_acrossfade_outputs,
+    .next          = ff_next_af_acrossfade,
 };
 
 #endif /* CONFIG_ACROSSFADE_FILTER */
diff --git a/libavfilter/af_afftfilt.c b/libavfilter/af_afftfilt.c
index 7f28e1f77b..f4c2e3492d 100644
--- a/libavfilter/af_afftfilt.c
+++ b/libavfilter/af_afftfilt.c
@@ -396,7 +396,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_afftfilt = {
+const AVFilter ff_af_afftfilt = {
     .name            = "afftfilt",
     .description     = NULL_IF_CONFIG_SMALL("Apply arbitrary expressions to samples in frequency domain."),
     .priv_size       = sizeof(AFFTFiltContext),
@@ -405,4 +405,5 @@ AVFilter ff_af_afftfilt = {
     .outputs         = outputs,
     .query_formats   = query_formats,
     .uninit          = uninit,
+    .next            = ff_next_af_afftfilt,
 };
diff --git a/libavfilter/af_afir.c b/libavfilter/af_afir.c
index 6687242631..2dcdcaf667 100644
--- a/libavfilter/af_afir.c
+++ b/libavfilter/af_afir.c
@@ -542,7 +542,7 @@ static const AVOption afir_options[] = {
 
 AVFILTER_DEFINE_CLASS(afir);
 
-AVFilter ff_af_afir = {
+const AVFilter ff_af_afir = {
     .name          = "afir",
     .description   = NULL_IF_CONFIG_SMALL("Apply Finite Impulse Response filter with supplied coefficients in 2nd stream."),
     .priv_size     = sizeof(AudioFIRContext),
@@ -553,4 +553,5 @@ AVFilter ff_af_afir = {
     .inputs        = afir_inputs,
     .outputs       = afir_outputs,
     .flags         = AVFILTER_FLAG_SLICE_THREADS,
+    .next          = ff_next_af_afir,
 };
diff --git a/libavfilter/af_aformat.c b/libavfilter/af_aformat.c
index e43149561a..00759d463a 100644
--- a/libavfilter/af_aformat.c
+++ b/libavfilter/af_aformat.c
@@ -142,7 +142,7 @@ static const AVFilterPad avfilter_af_aformat_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_aformat = {
+const AVFilter ff_af_aformat = {
     .name          = "aformat",
     .description   = NULL_IF_CONFIG_SMALL("Convert the input audio to one of the specified formats."),
     .init          = init,
@@ -151,4 +151,5 @@ AVFilter ff_af_aformat = {
     .priv_class    = &aformat_class,
     .inputs        = avfilter_af_aformat_inputs,
     .outputs       = avfilter_af_aformat_outputs,
+    .next          = ff_next_af_aformat,
 };
diff --git a/libavfilter/af_agate.c b/libavfilter/af_agate.c
index ba96863a68..54ab5e0fdb 100644
--- a/libavfilter/af_agate.c
+++ b/libavfilter/af_agate.c
@@ -249,7 +249,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_agate = {
+const AVFilter ff_af_agate = {
     .name           = "agate",
     .description    = NULL_IF_CONFIG_SMALL("Audio gate."),
     .query_formats  = query_formats,
@@ -257,6 +257,7 @@ AVFilter ff_af_agate = {
     .priv_class     = &agate_class,
     .inputs         = inputs,
     .outputs        = outputs,
+    .next           = ff_next_af_agate,
 };
 
 #endif /* CONFIG_AGATE_FILTER */
@@ -424,7 +425,7 @@ static const AVFilterPad sidechaingate_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_sidechaingate = {
+const AVFilter ff_af_sidechaingate = {
     .name           = "sidechaingate",
     .description    = NULL_IF_CONFIG_SMALL("Audio sidechain gate."),
     .priv_size      = sizeof(AudioGateContext),
@@ -434,5 +435,6 @@ AVFilter ff_af_sidechaingate = {
     .uninit         = uninit,
     .inputs         = sidechaingate_inputs,
     .outputs        = sidechaingate_outputs,
+    .next           = ff_next_af_sidechaingate,
 };
 #endif  /* CONFIG_SIDECHAINGATE_FILTER */
diff --git a/libavfilter/af_aiir.c b/libavfilter/af_aiir.c
index 1f2a568c1d..d0eee122d8 100644
--- a/libavfilter/af_aiir.c
+++ b/libavfilter/af_aiir.c
@@ -835,7 +835,7 @@ static const AVOption aiir_options[] = {
 
 AVFILTER_DEFINE_CLASS(aiir);
 
-AVFilter ff_af_aiir = {
+const AVFilter ff_af_aiir = {
     .name          = "aiir",
     .description   = NULL_IF_CONFIG_SMALL("Apply Infinite Impulse Response filter with supplied coefficients."),
     .priv_size     = sizeof(AudioIIRContext),
@@ -846,4 +846,5 @@ AVFilter ff_af_aiir = {
     .inputs        = inputs,
     .outputs       = outputs,
     .flags         = AVFILTER_FLAG_SLICE_THREADS,
+    .next          = ff_next_af_aiir,
 };
diff --git a/libavfilter/af_alimiter.c b/libavfilter/af_alimiter.c
index 0fc8e6baa3..d61819898c 100644
--- a/libavfilter/af_alimiter.c
+++ b/libavfilter/af_alimiter.c
@@ -357,7 +357,7 @@ static const AVFilterPad alimiter_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_alimiter = {
+const AVFilter ff_af_alimiter = {
     .name           = "alimiter",
     .description    = NULL_IF_CONFIG_SMALL("Audio lookahead limiter."),
     .priv_size      = sizeof(AudioLimiterContext),
@@ -367,4 +367,5 @@ AVFilter ff_af_alimiter = {
     .query_formats  = query_formats,
     .inputs         = alimiter_inputs,
     .outputs        = alimiter_outputs,
+    .next           = ff_next_af_alimiter,
 };
diff --git a/libavfilter/af_amerge.c b/libavfilter/af_amerge.c
index 09c660ef49..702149821d 100644
--- a/libavfilter/af_amerge.c
+++ b/libavfilter/af_amerge.c
@@ -354,7 +354,7 @@ static const AVFilterPad amerge_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_amerge = {
+const AVFilter ff_af_amerge = {
     .name          = "amerge",
     .description   = NULL_IF_CONFIG_SMALL("Merge two or more audio streams into "
                                           "a single multi-channel stream."),
@@ -366,4 +366,5 @@ AVFilter ff_af_amerge = {
     .outputs       = amerge_outputs,
     .priv_class    = &amerge_class,
     .flags         = AVFILTER_FLAG_DYNAMIC_INPUTS,
+    .next          = ff_next_af_amerge,
 };
diff --git a/libavfilter/af_amix.c b/libavfilter/af_amix.c
index ec764375c0..69c5dd5799 100644
--- a/libavfilter/af_amix.c
+++ b/libavfilter/af_amix.c
@@ -567,7 +567,7 @@ static const AVFilterPad avfilter_af_amix_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_amix = {
+const AVFilter ff_af_amix = {
     .name           = "amix",
     .description    = NULL_IF_CONFIG_SMALL("Audio mixing."),
     .priv_size      = sizeof(MixContext),
@@ -579,4 +579,5 @@ AVFilter ff_af_amix = {
     .inputs         = NULL,
     .outputs        = avfilter_af_amix_outputs,
     .flags          = AVFILTER_FLAG_DYNAMIC_INPUTS,
+    .next           = ff_next_af_amix,
 };
diff --git a/libavfilter/af_anequalizer.c b/libavfilter/af_anequalizer.c
index 24034602fd..cb0bc1560c 100644
--- a/libavfilter/af_anequalizer.c
+++ b/libavfilter/af_anequalizer.c
@@ -747,7 +747,7 @@ static const AVFilterPad inputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_anequalizer = {
+const AVFilter ff_af_anequalizer = {
     .name          = "anequalizer",
     .description   = NULL_IF_CONFIG_SMALL("Apply high-order audio parametric multi band equalizer."),
     .priv_size     = sizeof(AudioNEqualizerContext),
@@ -759,4 +759,5 @@ AVFilter ff_af_anequalizer = {
     .outputs       = NULL,
     .flags         = AVFILTER_FLAG_DYNAMIC_OUTPUTS,
     .process_command = process_command,
+    .next          = ff_next_af_anequalizer,
 };
diff --git a/libavfilter/af_anull.c b/libavfilter/af_anull.c
index 1d0af451dc..82efe848b0 100644
--- a/libavfilter/af_anull.c
+++ b/libavfilter/af_anull.c
@@ -43,9 +43,10 @@ static const AVFilterPad avfilter_af_anull_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_anull = {
+const AVFilter ff_af_anull = {
     .name          = "anull",
     .description   = NULL_IF_CONFIG_SMALL("Pass the source unchanged to the output."),
     .inputs        = avfilter_af_anull_inputs,
     .outputs       = avfilter_af_anull_outputs,
+    .next          = ff_next_af_anull,
 };
diff --git a/libavfilter/af_apad.c b/libavfilter/af_apad.c
index f7a4199c64..2238dee8c2 100644
--- a/libavfilter/af_apad.c
+++ b/libavfilter/af_apad.c
@@ -149,7 +149,7 @@ static const AVFilterPad apad_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_apad = {
+const AVFilter ff_af_apad = {
     .name          = "apad",
     .description   = NULL_IF_CONFIG_SMALL("Pad audio with silence."),
     .init          = init,
@@ -158,4 +158,5 @@ AVFilter ff_af_apad = {
     .outputs       = apad_outputs,
     .priv_class    = &apad_class,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL,
+    .next          = ff_next_af_apad,
 };
diff --git a/libavfilter/af_aphaser.c b/libavfilter/af_aphaser.c
index bf46cc8fab..564f4b94d3 100644
--- a/libavfilter/af_aphaser.c
+++ b/libavfilter/af_aphaser.c
@@ -290,7 +290,7 @@ static const AVFilterPad aphaser_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_aphaser = {
+const AVFilter ff_af_aphaser = {
     .name          = "aphaser",
     .description   = NULL_IF_CONFIG_SMALL("Add a phasing effect to the audio."),
     .query_formats = query_formats,
@@ -300,4 +300,5 @@ AVFilter ff_af_aphaser = {
     .inputs        = aphaser_inputs,
     .outputs       = aphaser_outputs,
     .priv_class    = &aphaser_class,
+    .next          = ff_next_af_aphaser,
 };
diff --git a/libavfilter/af_apulsator.c b/libavfilter/af_apulsator.c
index 67711a28ce..87b5c62b98 100644
--- a/libavfilter/af_apulsator.c
+++ b/libavfilter/af_apulsator.c
@@ -246,7 +246,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_apulsator = {
+const AVFilter ff_af_apulsator = {
     .name          = "apulsator",
     .description   = NULL_IF_CONFIG_SMALL("Audio pulsator."),
     .priv_size     = sizeof(AudioPulsatorContext),
@@ -254,4 +254,5 @@ AVFilter ff_af_apulsator = {
     .query_formats = query_formats,
     .inputs        = inputs,
     .outputs       = outputs,
+    .next          = ff_next_af_apulsator,
 };
diff --git a/libavfilter/af_aresample.c b/libavfilter/af_aresample.c
index ef10621c35..6f14acf8c8 100644
--- a/libavfilter/af_aresample.c
+++ b/libavfilter/af_aresample.c
@@ -340,7 +340,7 @@ static const AVFilterPad aresample_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_aresample = {
+const AVFilter ff_af_aresample = {
     .name          = "aresample",
     .description   = NULL_IF_CONFIG_SMALL("Resample audio data."),
     .init_dict     = init_dict,
@@ -350,4 +350,5 @@ AVFilter ff_af_aresample = {
     .priv_class    = &aresample_class,
     .inputs        = aresample_inputs,
     .outputs       = aresample_outputs,
+    .next          = ff_next_af_aresample,
 };
diff --git a/libavfilter/af_asetnsamples.c b/libavfilter/af_asetnsamples.c
index ecb76e64db..71bfc5613f 100644
--- a/libavfilter/af_asetnsamples.c
+++ b/libavfilter/af_asetnsamples.c
@@ -186,7 +186,7 @@ static const AVFilterPad asetnsamples_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_asetnsamples = {
+const AVFilter ff_af_asetnsamples = {
     .name        = "asetnsamples",
     .description = NULL_IF_CONFIG_SMALL("Set the number of samples for each output audio frames."),
     .priv_size   = sizeof(ASNSContext),
@@ -195,4 +195,5 @@ AVFilter ff_af_asetnsamples = {
     .uninit      = uninit,
     .inputs      = asetnsamples_inputs,
     .outputs     = asetnsamples_outputs,
+    .next        = ff_next_af_asetnsamples,
 };
diff --git a/libavfilter/af_asetrate.c b/libavfilter/af_asetrate.c
index 50a5f43749..ebc102bdda 100644
--- a/libavfilter/af_asetrate.c
+++ b/libavfilter/af_asetrate.c
@@ -106,7 +106,7 @@ static const AVFilterPad asetrate_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_asetrate = {
+const AVFilter ff_af_asetrate = {
     .name          = "asetrate",
     .description   = NULL_IF_CONFIG_SMALL("Change the sample rate without "
                                           "altering the data."),
@@ -115,4 +115,5 @@ AVFilter ff_af_asetrate = {
     .inputs        = asetrate_inputs,
     .outputs       = asetrate_outputs,
     .priv_class    = &asetrate_class,
+    .next          = ff_next_af_asetrate,
 };
diff --git a/libavfilter/af_ashowinfo.c b/libavfilter/af_ashowinfo.c
index 9046e8d84a..7a4c18e75a 100644
--- a/libavfilter/af_ashowinfo.c
+++ b/libavfilter/af_ashowinfo.c
@@ -253,11 +253,12 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_ashowinfo = {
+const AVFilter ff_af_ashowinfo = {
     .name        = "ashowinfo",
     .description = NULL_IF_CONFIG_SMALL("Show textual information for each audio frame."),
     .priv_size   = sizeof(AShowInfoContext),
     .uninit      = uninit,
     .inputs      = inputs,
     .outputs     = outputs,
+    .next        = ff_next_af_ashowinfo,
 };
diff --git a/libavfilter/af_astats.c b/libavfilter/af_astats.c
index 2922da9f44..3ffb583205 100644
--- a/libavfilter/af_astats.c
+++ b/libavfilter/af_astats.c
@@ -535,7 +535,7 @@ static const AVFilterPad astats_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_astats = {
+const AVFilter ff_af_astats = {
     .name          = "astats",
     .description   = NULL_IF_CONFIG_SMALL("Show time domain statistics about audio frames."),
     .query_formats = query_formats,
@@ -544,4 +544,5 @@ AVFilter ff_af_astats = {
     .uninit        = uninit,
     .inputs        = astats_inputs,
     .outputs       = astats_outputs,
+    .next          = ff_next_af_astats,
 };
diff --git a/libavfilter/af_atempo.c b/libavfilter/af_atempo.c
index 8b214bccd7..30658872e6 100644
--- a/libavfilter/af_atempo.c
+++ b/libavfilter/af_atempo.c
@@ -1197,7 +1197,7 @@ static const AVFilterPad atempo_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_atempo = {
+const AVFilter ff_af_atempo = {
     .name            = "atempo",
     .description     = NULL_IF_CONFIG_SMALL("Adjust audio tempo."),
     .init            = init,
@@ -1208,4 +1208,5 @@ AVFilter ff_af_atempo = {
     .priv_class      = &atempo_class,
     .inputs          = atempo_inputs,
     .outputs         = atempo_outputs,
+    .next            = ff_next_af_atempo,
 };
diff --git a/libavfilter/af_biquads.c b/libavfilter/af_biquads.c
index d5c3823e64..4ca365bb0b 100644
--- a/libavfilter/af_biquads.c
+++ b/libavfilter/af_biquads.c
@@ -600,7 +600,7 @@ static av_cold int name_##_init(AVFilterContext *ctx) \
     return init(ctx);                                             \
 }                                                                       \
                                                          \
-AVFilter ff_af_##name_ = {                         \
+const AVFilter ff_af_##name_ = {                         \
     .name          = #name_,                             \
     .description   = NULL_IF_CONFIG_SMALL(description_), \
     .priv_size     = sizeof(BiquadsContext),             \
@@ -611,6 +611,7 @@ AVFilter ff_af_##name_ = {                         \
     .outputs       = outputs,                            \
     .priv_class    = &name_##_class,                     \
     .process_command = process_command,                  \
+    .next          = ff_next_af_##name_,                 \
 }
 
 #if CONFIG_EQUALIZER_FILTER
diff --git a/libavfilter/af_bs2b.c b/libavfilter/af_bs2b.c
index c01b983cd3..5e4e4c2eb7 100644
--- a/libavfilter/af_bs2b.c
+++ b/libavfilter/af_bs2b.c
@@ -211,7 +211,7 @@ static const AVFilterPad bs2b_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_bs2b = {
+const AVFilter ff_af_bs2b = {
     .name           = "bs2b",
     .description    = NULL_IF_CONFIG_SMALL("Bauer stereo-to-binaural filter."),
     .query_formats  = query_formats,
@@ -221,4 +221,5 @@ AVFilter ff_af_bs2b = {
     .uninit         = uninit,
     .inputs         = bs2b_inputs,
     .outputs        = bs2b_outputs,
+    .next           = ff_next_af_bs2b,
 };
diff --git a/libavfilter/af_channelmap.c b/libavfilter/af_channelmap.c
index 285d76a3ef..07dc45081e 100644
--- a/libavfilter/af_channelmap.c
+++ b/libavfilter/af_channelmap.c
@@ -408,7 +408,7 @@ static const AVFilterPad avfilter_af_channelmap_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_channelmap = {
+const AVFilter ff_af_channelmap = {
     .name          = "channelmap",
     .description   = NULL_IF_CONFIG_SMALL("Remap audio channels."),
     .init          = channelmap_init,
@@ -417,4 +417,5 @@ AVFilter ff_af_channelmap = {
     .priv_class    = &channelmap_class,
     .inputs        = avfilter_af_channelmap_inputs,
     .outputs       = avfilter_af_channelmap_outputs,
+    .next          = ff_next_af_channelmap,
 };
diff --git a/libavfilter/af_channelsplit.c b/libavfilter/af_channelsplit.c
index 8c6b00fe4f..8b273835f6 100644
--- a/libavfilter/af_channelsplit.c
+++ b/libavfilter/af_channelsplit.c
@@ -141,7 +141,7 @@ static const AVFilterPad avfilter_af_channelsplit_inputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_channelsplit = {
+const AVFilter ff_af_channelsplit = {
     .name           = "channelsplit",
     .description    = NULL_IF_CONFIG_SMALL("Split audio into per-channel streams."),
     .priv_size      = sizeof(ChannelSplitContext),
@@ -151,4 +151,5 @@ AVFilter ff_af_channelsplit = {
     .inputs         = avfilter_af_channelsplit_inputs,
     .outputs        = NULL,
     .flags          = AVFILTER_FLAG_DYNAMIC_OUTPUTS,
+    .next           = ff_next_af_channelsplit,
 };
diff --git a/libavfilter/af_chorus.c b/libavfilter/af_chorus.c
index 29c47ab14a..95388acf94 100644
--- a/libavfilter/af_chorus.c
+++ b/libavfilter/af_chorus.c
@@ -369,7 +369,7 @@ static const AVFilterPad chorus_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_chorus = {
+const AVFilter ff_af_chorus = {
     .name          = "chorus",
     .description   = NULL_IF_CONFIG_SMALL("Add a chorus effect to the audio."),
     .query_formats = query_formats,
@@ -379,4 +379,5 @@ AVFilter ff_af_chorus = {
     .uninit        = uninit,
     .inputs        = chorus_inputs,
     .outputs       = chorus_outputs,
+    .next          = ff_next_af_chorus,
 };
diff --git a/libavfilter/af_compand.c b/libavfilter/af_compand.c
index c138f0b1d8..7e6e104c57 100644
--- a/libavfilter/af_compand.c
+++ b/libavfilter/af_compand.c
@@ -584,7 +584,7 @@ static const AVFilterPad compand_outputs[] = {
 };
 
 
-AVFilter ff_af_compand = {
+const AVFilter ff_af_compand = {
     .name           = "compand",
     .description    = NULL_IF_CONFIG_SMALL(
             "Compress or expand audio dynamic range."),
@@ -595,4 +595,5 @@ AVFilter ff_af_compand = {
     .uninit         = uninit,
     .inputs         = compand_inputs,
     .outputs        = compand_outputs,
+    .next           = ff_next_af_compand,
 };
diff --git a/libavfilter/af_compensationdelay.c b/libavfilter/af_compensationdelay.c
index 05285cd297..4d0741b424 100644
--- a/libavfilter/af_compensationdelay.c
+++ b/libavfilter/af_compensationdelay.c
@@ -186,7 +186,7 @@ static const AVFilterPad compensationdelay_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_compensationdelay = {
+const AVFilter ff_af_compensationdelay = {
     .name          = "compensationdelay",
     .description   = NULL_IF_CONFIG_SMALL("Audio Compensation Delay Line."),
     .query_formats = query_formats,
@@ -195,4 +195,5 @@ AVFilter ff_af_compensationdelay = {
     .uninit        = uninit,
     .inputs        = compensationdelay_inputs,
     .outputs       = compensationdelay_outputs,
+    .next          = ff_next_af_compensationdelay,
 };
diff --git a/libavfilter/af_crossfeed.c b/libavfilter/af_crossfeed.c
index a0af280432..631f112a78 100644
--- a/libavfilter/af_crossfeed.c
+++ b/libavfilter/af_crossfeed.c
@@ -158,7 +158,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_crossfeed = {
+const AVFilter ff_af_crossfeed = {
     .name           = "crossfeed",
     .description    = NULL_IF_CONFIG_SMALL("Apply headphone crossfeed filter."),
     .query_formats  = query_formats,
@@ -166,4 +166,5 @@ AVFilter ff_af_crossfeed = {
     .priv_class     = &crossfeed_class,
     .inputs         = inputs,
     .outputs        = outputs,
+    .next           = ff_next_af_crossfeed,
 };
diff --git a/libavfilter/af_crystalizer.c b/libavfilter/af_crystalizer.c
index 5b27e1fb79..19486788bf 100644
--- a/libavfilter/af_crystalizer.c
+++ b/libavfilter/af_crystalizer.c
@@ -245,7 +245,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_crystalizer = {
+const AVFilter ff_af_crystalizer = {
     .name           = "crystalizer",
     .description    = NULL_IF_CONFIG_SMALL("Simple expand audio dynamic range filter."),
     .query_formats  = query_formats,
@@ -254,4 +254,5 @@ AVFilter ff_af_crystalizer = {
     .uninit         = uninit,
     .inputs         = inputs,
     .outputs        = outputs,
+    .next           = ff_next_af_crystalizer,
 };
diff --git a/libavfilter/af_dcshift.c b/libavfilter/af_dcshift.c
index e007efe05e..e77bdc63ea 100644
--- a/libavfilter/af_dcshift.c
+++ b/libavfilter/af_dcshift.c
@@ -160,7 +160,7 @@ static const AVFilterPad dcshift_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_dcshift = {
+const AVFilter ff_af_dcshift = {
     .name           = "dcshift",
     .description    = NULL_IF_CONFIG_SMALL("Apply a DC shift to the audio."),
     .query_formats  = query_formats,
@@ -170,4 +170,5 @@ AVFilter ff_af_dcshift = {
     .inputs         = dcshift_inputs,
     .outputs        = dcshift_outputs,
     .flags          = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+    .next           = ff_next_af_dcshift,
 };
diff --git a/libavfilter/af_dynaudnorm.c b/libavfilter/af_dynaudnorm.c
index 5919304267..ce9bd02435 100644
--- a/libavfilter/af_dynaudnorm.c
+++ b/libavfilter/af_dynaudnorm.c
@@ -742,7 +742,7 @@ static const AVFilterPad avfilter_af_dynaudnorm_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_dynaudnorm = {
+const AVFilter ff_af_dynaudnorm = {
     .name          = "dynaudnorm",
     .description   = NULL_IF_CONFIG_SMALL("Dynamic Audio Normalizer."),
     .query_formats = query_formats,
@@ -752,4 +752,5 @@ AVFilter ff_af_dynaudnorm = {
     .inputs        = avfilter_af_dynaudnorm_inputs,
     .outputs       = avfilter_af_dynaudnorm_outputs,
     .priv_class    = &dynaudnorm_class,
+    .next          = ff_next_af_dynaudnorm,
 };
diff --git a/libavfilter/af_earwax.c b/libavfilter/af_earwax.c
index cdd2b4fc49..d65d15ab8f 100644
--- a/libavfilter/af_earwax.c
+++ b/libavfilter/af_earwax.c
@@ -164,11 +164,12 @@ static const AVFilterPad earwax_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_earwax = {
+const AVFilter ff_af_earwax = {
     .name           = "earwax",
     .description    = NULL_IF_CONFIG_SMALL("Widen the stereo image."),
     .query_formats  = query_formats,
     .priv_size      = sizeof(EarwaxContext),
     .inputs         = earwax_inputs,
     .outputs        = earwax_outputs,
+    .next           = ff_next_af_earwax,
 };
diff --git a/libavfilter/af_extrastereo.c b/libavfilter/af_extrastereo.c
index 13c6f47776..243e77ef19 100644
--- a/libavfilter/af_extrastereo.c
+++ b/libavfilter/af_extrastereo.c
@@ -120,7 +120,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_extrastereo = {
+const AVFilter ff_af_extrastereo = {
     .name           = "extrastereo",
     .description    = NULL_IF_CONFIG_SMALL("Increase difference between stereo audio channels."),
     .query_formats  = query_formats,
@@ -128,4 +128,5 @@ AVFilter ff_af_extrastereo = {
     .priv_class     = &extrastereo_class,
     .inputs         = inputs,
     .outputs        = outputs,
+    .next           = ff_next_af_extrastereo,
 };
diff --git a/libavfilter/af_firequalizer.c b/libavfilter/af_firequalizer.c
index 00ddc87341..71d5ac1b25 100644
--- a/libavfilter/af_firequalizer.c
+++ b/libavfilter/af_firequalizer.c
@@ -967,7 +967,7 @@ static const AVFilterPad firequalizer_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_firequalizer = {
+const AVFilter ff_af_firequalizer = {
     .name               = "firequalizer",
     .description        = NULL_IF_CONFIG_SMALL("Finite Impulse Response Equalizer."),
     .uninit             = uninit,
@@ -977,4 +977,5 @@ AVFilter ff_af_firequalizer = {
     .inputs             = firequalizer_inputs,
     .outputs            = firequalizer_outputs,
     .priv_class         = &firequalizer_class,
+    .next               = ff_next_af_firequalizer,
 };
diff --git a/libavfilter/af_flanger.c b/libavfilter/af_flanger.c
index b7497a12ed..e701c06604 100644
--- a/libavfilter/af_flanger.c
+++ b/libavfilter/af_flanger.c
@@ -233,7 +233,7 @@ static const AVFilterPad flanger_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_flanger = {
+const AVFilter ff_af_flanger = {
     .name          = "flanger",
     .description   = NULL_IF_CONFIG_SMALL("Apply a flanging effect to the audio."),
     .query_formats = query_formats,
@@ -243,4 +243,5 @@ AVFilter ff_af_flanger = {
     .uninit        = uninit,
     .inputs        = flanger_inputs,
     .outputs       = flanger_outputs,
+    .next          = ff_next_af_flanger,
 };
diff --git a/libavfilter/af_haas.c b/libavfilter/af_haas.c
index 0cfc93a7d1..034a5cd896 100644
--- a/libavfilter/af_haas.c
+++ b/libavfilter/af_haas.c
@@ -216,7 +216,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_haas = {
+const AVFilter ff_af_haas = {
     .name           = "haas",
     .description    = NULL_IF_CONFIG_SMALL("Apply Haas Stereo Enhancer."),
     .query_formats  = query_formats,
@@ -225,4 +225,5 @@ AVFilter ff_af_haas = {
     .uninit         = uninit,
     .inputs         = inputs,
     .outputs        = outputs,
+    .next           = ff_next_af_haas,
 };
diff --git a/libavfilter/af_hdcd.c b/libavfilter/af_hdcd.c
index fd17646f09..2839d4cc9d 100644
--- a/libavfilter/af_hdcd.c
+++ b/libavfilter/af_hdcd.c
@@ -1772,7 +1772,7 @@ static const AVFilterPad avfilter_af_hdcd_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_hdcd = {
+const AVFilter ff_af_hdcd = {
     .name          = "hdcd",
     .description   = NULL_IF_CONFIG_SMALL("Apply High Definition Compatible Digital (HDCD) decoding."),
     .priv_size     = sizeof(HDCDContext),
@@ -1782,4 +1782,5 @@ AVFilter ff_af_hdcd = {
     .query_formats = query_formats,
     .inputs        = avfilter_af_hdcd_inputs,
     .outputs       = avfilter_af_hdcd_outputs,
+    .next          = ff_next_af_hdcd,
 };
diff --git a/libavfilter/af_headphone.c b/libavfilter/af_headphone.c
index 2188f7ab24..3853a63262 100644
--- a/libavfilter/af_headphone.c
+++ b/libavfilter/af_headphone.c
@@ -813,7 +813,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_headphone = {
+const AVFilter ff_af_headphone = {
     .name          = "headphone",
     .description   = NULL_IF_CONFIG_SMALL("Apply headphone binaural spatialization with HRTFs in additional streams."),
     .priv_size     = sizeof(HeadphoneContext),
@@ -824,4 +824,5 @@ AVFilter ff_af_headphone = {
     .inputs        = NULL,
     .outputs       = outputs,
     .flags         = AVFILTER_FLAG_SLICE_THREADS | AVFILTER_FLAG_DYNAMIC_INPUTS,
+    .next          = ff_next_af_headphone,
 };
diff --git a/libavfilter/af_join.c b/libavfilter/af_join.c
index cf5131e8dc..52255a7c44 100644
--- a/libavfilter/af_join.c
+++ b/libavfilter/af_join.c
@@ -521,7 +521,7 @@ static const AVFilterPad avfilter_af_join_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_join = {
+const AVFilter ff_af_join = {
     .name           = "join",
     .description    = NULL_IF_CONFIG_SMALL("Join multiple audio streams into "
                                            "multi-channel output."),
@@ -534,4 +534,5 @@ AVFilter ff_af_join = {
     .inputs         = NULL,
     .outputs        = avfilter_af_join_outputs,
     .flags          = AVFILTER_FLAG_DYNAMIC_INPUTS,
+    .next           = ff_next_af_join,
 };
diff --git a/libavfilter/af_ladspa.c b/libavfilter/af_ladspa.c
index 3be26bc849..cf667f36f1 100644
--- a/libavfilter/af_ladspa.c
+++ b/libavfilter/af_ladspa.c
@@ -731,7 +731,7 @@ static const AVFilterPad ladspa_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_ladspa = {
+const AVFilter ff_af_ladspa = {
     .name          = "ladspa",
     .description   = NULL_IF_CONFIG_SMALL("Apply LADSPA effect."),
     .priv_size     = sizeof(LADSPAContext),
@@ -743,4 +743,5 @@ AVFilter ff_af_ladspa = {
     .inputs        = 0,
     .outputs       = ladspa_outputs,
     .flags         = AVFILTER_FLAG_DYNAMIC_INPUTS,
+    .next          = ff_next_af_ladspa,
 };
diff --git a/libavfilter/af_loudnorm.c b/libavfilter/af_loudnorm.c
index a7f11cbe6e..dac4e51d3b 100644
--- a/libavfilter/af_loudnorm.c
+++ b/libavfilter/af_loudnorm.c
@@ -917,7 +917,7 @@ static const AVFilterPad avfilter_af_loudnorm_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_loudnorm = {
+const AVFilter ff_af_loudnorm = {
     .name          = "loudnorm",
     .description   = NULL_IF_CONFIG_SMALL("EBU R128 loudness normalization"),
     .priv_size     = sizeof(LoudNormContext),
@@ -927,4 +927,5 @@ AVFilter ff_af_loudnorm = {
     .uninit        = uninit,
     .inputs        = avfilter_af_loudnorm_inputs,
     .outputs       = avfilter_af_loudnorm_outputs,
+    .next          = ff_next_af_loudnorm,
 };
diff --git a/libavfilter/af_lv2.c b/libavfilter/af_lv2.c
index 8a0a6fd888..fcaf4733c1 100644
--- a/libavfilter/af_lv2.c
+++ b/libavfilter/af_lv2.c
@@ -588,7 +588,7 @@ static const AVFilterPad lv2_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_lv2 = {
+const AVFilter ff_af_lv2 = {
     .name          = "lv2",
     .description   = NULL_IF_CONFIG_SMALL("Apply LV2 effect."),
     .priv_size     = sizeof(LV2Context),
@@ -599,4 +599,5 @@ AVFilter ff_af_lv2 = {
     .inputs        = 0,
     .outputs       = lv2_outputs,
     .flags         = AVFILTER_FLAG_DYNAMIC_INPUTS,
+    .next          = ff_next_af_lv2,
 };
diff --git a/libavfilter/af_mcompand.c b/libavfilter/af_mcompand.c
index 02f987a6a8..d45920dbea 100644
--- a/libavfilter/af_mcompand.c
+++ b/libavfilter/af_mcompand.c
@@ -676,7 +676,7 @@ static const AVFilterPad mcompand_outputs[] = {
 };
 
 
-AVFilter ff_af_mcompand = {
+const AVFilter ff_af_mcompand = {
     .name           = "mcompand",
     .description    = NULL_IF_CONFIG_SMALL(
             "Multiband Compress or expand audio dynamic range."),
@@ -686,4 +686,5 @@ AVFilter ff_af_mcompand = {
     .uninit         = uninit,
     .inputs         = mcompand_inputs,
     .outputs        = mcompand_outputs,
+    .next           = ff_next_af_mcompand,
 };
diff --git a/libavfilter/af_pan.c b/libavfilter/af_pan.c
index d8a63a7952..362b89c8c5 100644
--- a/libavfilter/af_pan.c
+++ b/libavfilter/af_pan.c
@@ -432,7 +432,7 @@ static const AVFilterPad pan_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_pan = {
+const AVFilter ff_af_pan = {
     .name          = "pan",
     .description   = NULL_IF_CONFIG_SMALL("Remix channels with coefficients (panning)."),
     .priv_size     = sizeof(PanContext),
@@ -442,4 +442,5 @@ AVFilter ff_af_pan = {
     .query_formats = query_formats,
     .inputs        = pan_inputs,
     .outputs       = pan_outputs,
+    .next          = ff_next_af_pan,
 };
diff --git a/libavfilter/af_replaygain.c b/libavfilter/af_replaygain.c
index 97617346ed..cdd44ebc91 100644
--- a/libavfilter/af_replaygain.c
+++ b/libavfilter/af_replaygain.c
@@ -604,7 +604,7 @@ static const AVFilterPad replaygain_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_replaygain = {
+const AVFilter ff_af_replaygain = {
     .name          = "replaygain",
     .description   = NULL_IF_CONFIG_SMALL("ReplayGain scanner."),
     .query_formats = query_formats,
@@ -612,4 +612,5 @@ AVFilter ff_af_replaygain = {
     .priv_size     = sizeof(ReplayGainContext),
     .inputs        = replaygain_inputs,
     .outputs       = replaygain_outputs,
+    .next          = ff_next_af_replaygain,
 };
diff --git a/libavfilter/af_resample.c b/libavfilter/af_resample.c
index e3c6a20696..4352019c68 100644
--- a/libavfilter/af_resample.c
+++ b/libavfilter/af_resample.c
@@ -344,7 +344,7 @@ static const AVFilterPad avfilter_af_resample_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_resample = {
+const AVFilter ff_af_resample = {
     .name          = "resample",
     .description   = NULL_IF_CONFIG_SMALL("Audio resampling and conversion."),
     .priv_size     = sizeof(ResampleContext),
@@ -354,4 +354,5 @@ AVFilter ff_af_resample = {
     .query_formats = query_formats,
     .inputs        = avfilter_af_resample_inputs,
     .outputs       = avfilter_af_resample_outputs,
+    .next          = ff_next_af_resample,
 };
diff --git a/libavfilter/af_rubberband.c b/libavfilter/af_rubberband.c
index ea6f4ff2c9..5fd8c65556 100644
--- a/libavfilter/af_rubberband.c
+++ b/libavfilter/af_rubberband.c
@@ -258,7 +258,7 @@ static const AVFilterPad rubberband_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_rubberband = {
+const AVFilter ff_af_rubberband = {
     .name          = "rubberband",
     .description   = NULL_IF_CONFIG_SMALL("Apply time-stretching and pitch-shifting."),
     .query_formats = query_formats,
@@ -268,4 +268,5 @@ AVFilter ff_af_rubberband = {
     .inputs        = rubberband_inputs,
     .outputs       = rubberband_outputs,
     .process_command = process_command,
+    .next          = ff_next_af_rubberband,
 };
diff --git a/libavfilter/af_sidechaincompress.c b/libavfilter/af_sidechaincompress.c
index 888049eaf0..063105dc7e 100644
--- a/libavfilter/af_sidechaincompress.c
+++ b/libavfilter/af_sidechaincompress.c
@@ -341,7 +341,7 @@ static const AVFilterPad sidechaincompress_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_sidechaincompress = {
+const AVFilter ff_af_sidechaincompress = {
     .name           = "sidechaincompress",
     .description    = NULL_IF_CONFIG_SMALL("Sidechain compressor."),
     .priv_size      = sizeof(SidechainCompressContext),
@@ -351,6 +351,7 @@ AVFilter ff_af_sidechaincompress = {
     .uninit         = uninit,
     .inputs         = sidechaincompress_inputs,
     .outputs        = sidechaincompress_outputs,
+    .next           = ff_next_af_sidechaincompress,
 };
 #endif  /* CONFIG_SIDECHAINCOMPRESS_FILTER */
 
@@ -436,7 +437,7 @@ static const AVFilterPad acompressor_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_acompressor = {
+const AVFilter ff_af_acompressor = {
     .name           = "acompressor",
     .description    = NULL_IF_CONFIG_SMALL("Audio compressor."),
     .priv_size      = sizeof(SidechainCompressContext),
@@ -444,5 +445,6 @@ AVFilter ff_af_acompressor = {
     .query_formats  = acompressor_query_formats,
     .inputs         = acompressor_inputs,
     .outputs        = acompressor_outputs,
+    .next           = ff_next_af_acompressor,
 };
 #endif  /* CONFIG_ACOMPRESSOR_FILTER */
diff --git a/libavfilter/af_silencedetect.c b/libavfilter/af_silencedetect.c
index b048d63738..404ef08e2e 100644
--- a/libavfilter/af_silencedetect.c
+++ b/libavfilter/af_silencedetect.c
@@ -204,7 +204,7 @@ static const AVFilterPad silencedetect_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_silencedetect = {
+const AVFilter ff_af_silencedetect = {
     .name          = "silencedetect",
     .description   = NULL_IF_CONFIG_SMALL("Detect silence."),
     .priv_size     = sizeof(SilenceDetectContext),
@@ -212,4 +212,5 @@ AVFilter ff_af_silencedetect = {
     .inputs        = silencedetect_inputs,
     .outputs       = silencedetect_outputs,
     .priv_class    = &silencedetect_class,
+    .next          = ff_next_af_silencedetect,
 };
diff --git a/libavfilter/af_silenceremove.c b/libavfilter/af_silenceremove.c
index d826a22e9d..a74f5072d9 100644
--- a/libavfilter/af_silenceremove.c
+++ b/libavfilter/af_silenceremove.c
@@ -542,7 +542,7 @@ static const AVFilterPad silenceremove_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_silenceremove = {
+const AVFilter ff_af_silenceremove = {
     .name          = "silenceremove",
     .description   = NULL_IF_CONFIG_SMALL("Remove silence."),
     .priv_size     = sizeof(SilenceRemoveContext),
@@ -552,4 +552,5 @@ AVFilter ff_af_silenceremove = {
     .query_formats = query_formats,
     .inputs        = silenceremove_inputs,
     .outputs       = silenceremove_outputs,
+    .next          = ff_next_af_silenceremove,
 };
diff --git a/libavfilter/af_sofalizer.c b/libavfilter/af_sofalizer.c
index d9098d7679..567793a393 100644
--- a/libavfilter/af_sofalizer.c
+++ b/libavfilter/af_sofalizer.c
@@ -900,7 +900,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_sofalizer = {
+const AVFilter ff_af_sofalizer = {
     .name          = "sofalizer",
     .description   = NULL_IF_CONFIG_SMALL("SOFAlizer (Spatially Oriented Format for Acoustics)."),
     .priv_size     = sizeof(SOFAlizerContext),
@@ -911,4 +911,5 @@ AVFilter ff_af_sofalizer = {
     .inputs        = inputs,
     .outputs       = outputs,
     .flags         = AVFILTER_FLAG_SLICE_THREADS,
+    .next          = ff_next_af_sofalizer,
 };
diff --git a/libavfilter/af_stereotools.c b/libavfilter/af_stereotools.c
index 7e529783d5..105ec1d4b3 100644
--- a/libavfilter/af_stereotools.c
+++ b/libavfilter/af_stereotools.c
@@ -349,7 +349,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_stereotools = {
+const AVFilter ff_af_stereotools = {
     .name           = "stereotools",
     .description    = NULL_IF_CONFIG_SMALL("Apply various stereo tools."),
     .query_formats  = query_formats,
@@ -358,4 +358,5 @@ AVFilter ff_af_stereotools = {
     .uninit         = uninit,
     .inputs         = inputs,
     .outputs        = outputs,
+    .next           = ff_next_af_stereotools,
 };
diff --git a/libavfilter/af_stereowiden.c b/libavfilter/af_stereowiden.c
index ef16fcec73..3888641f54 100644
--- a/libavfilter/af_stereowiden.c
+++ b/libavfilter/af_stereowiden.c
@@ -150,7 +150,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_stereowiden = {
+const AVFilter ff_af_stereowiden = {
     .name           = "stereowiden",
     .description    = NULL_IF_CONFIG_SMALL("Apply stereo widening effect."),
     .query_formats  = query_formats,
@@ -159,4 +159,5 @@ AVFilter ff_af_stereowiden = {
     .uninit         = uninit,
     .inputs         = inputs,
     .outputs        = outputs,
+    .next           = ff_next_af_stereowiden,
 };
diff --git a/libavfilter/af_superequalizer.c b/libavfilter/af_superequalizer.c
index f38cca5c8b..452e7d98c3 100644
--- a/libavfilter/af_superequalizer.c
+++ b/libavfilter/af_superequalizer.c
@@ -356,7 +356,7 @@ static const AVOption superequalizer_options[] = {
 
 AVFILTER_DEFINE_CLASS(superequalizer);
 
-AVFilter ff_af_superequalizer = {
+const AVFilter ff_af_superequalizer = {
     .name          = "superequalizer",
     .description   = NULL_IF_CONFIG_SMALL("Apply 18 band equalization filter."),
     .priv_size     = sizeof(SuperEqualizerContext),
@@ -366,4 +366,5 @@ AVFilter ff_af_superequalizer = {
     .uninit        = uninit,
     .inputs        = superequalizer_inputs,
     .outputs       = superequalizer_outputs,
+    .next          = ff_next_af_superequalizer,
 };
diff --git a/libavfilter/af_surround.c b/libavfilter/af_surround.c
index 460e18cd5a..fc6e49a53a 100644
--- a/libavfilter/af_surround.c
+++ b/libavfilter/af_surround.c
@@ -1452,7 +1452,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_surround = {
+const AVFilter ff_af_surround = {
     .name           = "surround",
     .description    = NULL_IF_CONFIG_SMALL("Apply audio surround upmix filter."),
     .query_formats  = query_formats,
@@ -1463,4 +1463,5 @@ AVFilter ff_af_surround = {
     .inputs         = inputs,
     .outputs        = outputs,
     .flags          = AVFILTER_FLAG_SLICE_THREADS,
+    .next           = ff_next_af_surround,
 };
diff --git a/libavfilter/af_tremolo.c b/libavfilter/af_tremolo.c
index 8cbc79892d..3ba237ff6f 100644
--- a/libavfilter/af_tremolo.c
+++ b/libavfilter/af_tremolo.c
@@ -158,7 +158,7 @@ static const AVFilterPad avfilter_af_tremolo_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_tremolo = {
+const AVFilter ff_af_tremolo = {
     .name          = "tremolo",
     .description   = NULL_IF_CONFIG_SMALL("Apply tremolo effect."),
     .priv_size     = sizeof(TremoloContext),
@@ -167,4 +167,5 @@ AVFilter ff_af_tremolo = {
     .query_formats = query_formats,
     .inputs        = avfilter_af_tremolo_inputs,
     .outputs       = avfilter_af_tremolo_outputs,
+    .next          = ff_next_af_tremolo,
 };
diff --git a/libavfilter/af_vibrato.c b/libavfilter/af_vibrato.c
index 22bbab6239..472f67ab52 100644
--- a/libavfilter/af_vibrato.c
+++ b/libavfilter/af_vibrato.c
@@ -198,7 +198,7 @@ static const AVFilterPad avfilter_af_vibrato_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_vibrato = {
+const AVFilter ff_af_vibrato = {
     .name          = "vibrato",
     .description   = NULL_IF_CONFIG_SMALL("Apply vibrato effect."),
     .priv_size     = sizeof(VibratoContext),
@@ -207,4 +207,5 @@ AVFilter ff_af_vibrato = {
     .query_formats = query_formats,
     .inputs        = avfilter_af_vibrato_inputs,
     .outputs       = avfilter_af_vibrato_outputs,
+    .next          = ff_next_af_vibrato,
 };
diff --git a/libavfilter/af_volume.c b/libavfilter/af_volume.c
index b106ed8cf4..c013230166 100644
--- a/libavfilter/af_volume.c
+++ b/libavfilter/af_volume.c
@@ -480,7 +480,7 @@ static const AVFilterPad avfilter_af_volume_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_volume = {
+const AVFilter ff_af_volume = {
     .name           = "volume",
     .description    = NULL_IF_CONFIG_SMALL("Change input volume."),
     .query_formats  = query_formats,
@@ -492,4 +492,5 @@ AVFilter ff_af_volume = {
     .outputs        = avfilter_af_volume_outputs,
     .flags          = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
     .process_command = process_command,
+    .next           = ff_next_af_volume,
 };
diff --git a/libavfilter/af_volumedetect.c b/libavfilter/af_volumedetect.c
index 43c1ebf02c..ca55ebd554 100644
--- a/libavfilter/af_volumedetect.c
+++ b/libavfilter/af_volumedetect.c
@@ -155,7 +155,7 @@ static const AVFilterPad volumedetect_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_volumedetect = {
+const AVFilter ff_af_volumedetect = {
     .name          = "volumedetect",
     .description   = NULL_IF_CONFIG_SMALL("Detect audio volume."),
     .priv_size     = sizeof(VolDetectContext),
@@ -163,4 +163,5 @@ AVFilter ff_af_volumedetect = {
     .uninit        = uninit,
     .inputs        = volumedetect_inputs,
     .outputs       = volumedetect_outputs,
+    .next          = ff_next_af_volumedetect,
 };
diff --git a/libavfilter/allfilters.c b/libavfilter/allfilters.c
index 9adb1090b7..8bab79ff96 100644
--- a/libavfilter/allfilters.c
+++ b/libavfilter/allfilters.c
@@ -19,412 +19,59 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
+#include "libavutil/avassert.h"
 #include "libavutil/thread.h"
 #include "avfilter.h"
 #include "config.h"
 
+#include "libavfilter/filter_list.h"
+#include "libavfilter/filter_list.c"
 
-#define REGISTER_FILTER(X, x, y)                                        \
-    {                                                                   \
-        extern AVFilter ff_##y##_##x;                                   \
-        if (CONFIG_##X##_FILTER)                                        \
-            avfilter_register(&ff_##y##_##x);                           \
-    }
-
-#define REGISTER_FILTER_UNCONDITIONAL(x)                                \
-    {                                                                   \
-        extern AVFilter ff_##x;                                         \
-        avfilter_register(&ff_##x);                                     \
-    }
 
-static void register_all(void)
+#if defined(ASSERT_LEVEL) && ASSERT_LEVEL > 1
+static void check_validity(void)
 {
-    REGISTER_FILTER(ABENCH,         abench,         af);
-    REGISTER_FILTER(ACOMPRESSOR,    acompressor,    af);
-    REGISTER_FILTER(ACONTRAST,      acontrast,      af);
-    REGISTER_FILTER(ACOPY,          acopy,          af);
-    REGISTER_FILTER(ACROSSFADE,     acrossfade,     af);
-    REGISTER_FILTER(ACRUSHER,       acrusher,       af);
-    REGISTER_FILTER(ADELAY,         adelay,         af);
-    REGISTER_FILTER(AECHO,          aecho,          af);
-    REGISTER_FILTER(AEMPHASIS,      aemphasis,      af);
-    REGISTER_FILTER(AEVAL,          aeval,          af);
-    REGISTER_FILTER(AFADE,          afade,          af);
-    REGISTER_FILTER(AFFTFILT,       afftfilt,       af);
-    REGISTER_FILTER(AFIR,           afir,           af);
-    REGISTER_FILTER(AFORMAT,        aformat,        af);
-    REGISTER_FILTER(AGATE,          agate,          af);
-    REGISTER_FILTER(AIIR,           aiir,           af);
-    REGISTER_FILTER(AINTERLEAVE,    ainterleave,    af);
-    REGISTER_FILTER(ALIMITER,       alimiter,       af);
-    REGISTER_FILTER(ALLPASS,        allpass,        af);
-    REGISTER_FILTER(ALOOP,          aloop,          af);
-    REGISTER_FILTER(AMERGE,         amerge,         af);
-    REGISTER_FILTER(AMETADATA,      ametadata,      af);
-    REGISTER_FILTER(AMIX,           amix,           af);
-    REGISTER_FILTER(ANEQUALIZER,    anequalizer,    af);
-    REGISTER_FILTER(ANULL,          anull,          af);
-    REGISTER_FILTER(APAD,           apad,           af);
-    REGISTER_FILTER(APERMS,         aperms,         af);
-    REGISTER_FILTER(APHASER,        aphaser,        af);
-    REGISTER_FILTER(APULSATOR,      apulsator,      af);
-    REGISTER_FILTER(AREALTIME,      arealtime,      af);
-    REGISTER_FILTER(ARESAMPLE,      aresample,      af);
-    REGISTER_FILTER(AREVERSE,       areverse,       af);
-    REGISTER_FILTER(ASELECT,        aselect,        af);
-    REGISTER_FILTER(ASENDCMD,       asendcmd,       af);
-    REGISTER_FILTER(ASETNSAMPLES,   asetnsamples,   af);
-    REGISTER_FILTER(ASETPTS,        asetpts,        af);
-    REGISTER_FILTER(ASETRATE,       asetrate,       af);
-    REGISTER_FILTER(ASETTB,         asettb,         af);
-    REGISTER_FILTER(ASHOWINFO,      ashowinfo,      af);
-    REGISTER_FILTER(ASIDEDATA,      asidedata,      af);
-    REGISTER_FILTER(ASPLIT,         asplit,         af);
-    REGISTER_FILTER(ASTATS,         astats,         af);
-    REGISTER_FILTER(ASTREAMSELECT,  astreamselect,  af);
-    REGISTER_FILTER(ATEMPO,         atempo,         af);
-    REGISTER_FILTER(ATRIM,          atrim,          af);
-    REGISTER_FILTER(AZMQ,           azmq,           af);
-    REGISTER_FILTER(BANDPASS,       bandpass,       af);
-    REGISTER_FILTER(BANDREJECT,     bandreject,     af);
-    REGISTER_FILTER(BASS,           bass,           af);
-    REGISTER_FILTER(BIQUAD,         biquad,         af);
-    REGISTER_FILTER(BS2B,           bs2b,           af);
-    REGISTER_FILTER(CHANNELMAP,     channelmap,     af);
-    REGISTER_FILTER(CHANNELSPLIT,   channelsplit,   af);
-    REGISTER_FILTER(CHORUS,         chorus,         af);
-    REGISTER_FILTER(COMPAND,        compand,        af);
-    REGISTER_FILTER(COMPENSATIONDELAY, compensationdelay, af);
-    REGISTER_FILTER(CROSSFEED,      crossfeed,      af);
-    REGISTER_FILTER(CRYSTALIZER,    crystalizer,    af);
-    REGISTER_FILTER(DCSHIFT,        dcshift,        af);
-    REGISTER_FILTER(DYNAUDNORM,     dynaudnorm,     af);
-    REGISTER_FILTER(EARWAX,         earwax,         af);
-    REGISTER_FILTER(EBUR128,        ebur128,        af);
-    REGISTER_FILTER(EQUALIZER,      equalizer,      af);
-    REGISTER_FILTER(EXTRASTEREO,    extrastereo,    af);
-    REGISTER_FILTER(FIREQUALIZER,   firequalizer,   af);
-    REGISTER_FILTER(FLANGER,        flanger,        af);
-    REGISTER_FILTER(HAAS,           haas,           af);
-    REGISTER_FILTER(HDCD,           hdcd,           af);
-    REGISTER_FILTER(HEADPHONE,      headphone,      af);
-    REGISTER_FILTER(HIGHPASS,       highpass,       af);
-    REGISTER_FILTER(JOIN,           join,           af);
-    REGISTER_FILTER(LADSPA,         ladspa,         af);
-    REGISTER_FILTER(LOUDNORM,       loudnorm,       af);
-    REGISTER_FILTER(LOWPASS,        lowpass,        af);
-    REGISTER_FILTER(LV2,            lv2,            af);
-    REGISTER_FILTER(MCOMPAND,       mcompand,       af);
-    REGISTER_FILTER(PAN,            pan,            af);
-    REGISTER_FILTER(REPLAYGAIN,     replaygain,     af);
-    REGISTER_FILTER(RESAMPLE,       resample,       af);
-    REGISTER_FILTER(RUBBERBAND,     rubberband,     af);
-    REGISTER_FILTER(SIDECHAINCOMPRESS, sidechaincompress, af);
-    REGISTER_FILTER(SIDECHAINGATE,  sidechaingate,  af);
-    REGISTER_FILTER(SILENCEDETECT,  silencedetect,  af);
-    REGISTER_FILTER(SILENCEREMOVE,  silenceremove,  af);
-    REGISTER_FILTER(SOFALIZER,      sofalizer,      af);
-    REGISTER_FILTER(STEREOTOOLS,    stereotools,    af);
-    REGISTER_FILTER(STEREOWIDEN,    stereowiden,    af);
-    REGISTER_FILTER(SUPEREQUALIZER, superequalizer, af);
-    REGISTER_FILTER(SURROUND,       surround,       af);
-    REGISTER_FILTER(TREBLE,         treble,         af);
-    REGISTER_FILTER(TREMOLO,        tremolo,        af);
-    REGISTER_FILTER(VIBRATO,        vibrato,        af);
-    REGISTER_FILTER(VOLUME,         volume,         af);
-    REGISTER_FILTER(VOLUMEDETECT,   volumedetect,   af);
-
-    REGISTER_FILTER(AEVALSRC,       aevalsrc,       asrc);
-    REGISTER_FILTER(ANOISESRC,      anoisesrc,      asrc);
-    REGISTER_FILTER(ANULLSRC,       anullsrc,       asrc);
-    REGISTER_FILTER(FLITE,          flite,          asrc);
-    REGISTER_FILTER(HILBERT,        hilbert,        asrc);
-    REGISTER_FILTER(SINE,           sine,           asrc);
-
-    REGISTER_FILTER(ANULLSINK,      anullsink,      asink);
-
-    REGISTER_FILTER(ALPHAEXTRACT,   alphaextract,   vf);
-    REGISTER_FILTER(ALPHAMERGE,     alphamerge,     vf);
-    REGISTER_FILTER(ASS,            ass,            vf);
-    REGISTER_FILTER(ATADENOISE,     atadenoise,     vf);
-    REGISTER_FILTER(AVGBLUR,        avgblur,        vf);
-    REGISTER_FILTER(BBOX,           bbox,           vf);
-    REGISTER_FILTER(BENCH,          bench,          vf);
-    REGISTER_FILTER(BITPLANENOISE,  bitplanenoise,  vf);
-    REGISTER_FILTER(BLACKDETECT,    blackdetect,    vf);
-    REGISTER_FILTER(BLACKFRAME,     blackframe,     vf);
-    REGISTER_FILTER(BLEND,          blend,          vf);
-    REGISTER_FILTER(BOXBLUR,        boxblur,        vf);
-    REGISTER_FILTER(BWDIF,          bwdif,          vf);
-    REGISTER_FILTER(CHROMAKEY,      chromakey,      vf);
-    REGISTER_FILTER(CIESCOPE,       ciescope,       vf);
-    REGISTER_FILTER(CODECVIEW,      codecview,      vf);
-    REGISTER_FILTER(COLORBALANCE,   colorbalance,   vf);
-    REGISTER_FILTER(COLORCHANNELMIXER, colorchannelmixer, vf);
-    REGISTER_FILTER(COLORKEY,       colorkey,       vf);
-    REGISTER_FILTER(COLORLEVELS,    colorlevels,    vf);
-    REGISTER_FILTER(COLORMATRIX,    colormatrix,    vf);
-    REGISTER_FILTER(COLORSPACE,     colorspace,     vf);
-    REGISTER_FILTER(CONVOLUTION,    convolution,    vf);
-    REGISTER_FILTER(CONVOLVE,       convolve,       vf);
-    REGISTER_FILTER(COPY,           copy,           vf);
-    REGISTER_FILTER(COREIMAGE,      coreimage,      vf);
-    REGISTER_FILTER(COVER_RECT,     cover_rect,     vf);
-    REGISTER_FILTER(CROP,           crop,           vf);
-    REGISTER_FILTER(CROPDETECT,     cropdetect,     vf);
-    REGISTER_FILTER(CURVES,         curves,         vf);
-    REGISTER_FILTER(DATASCOPE,      datascope,      vf);
-    REGISTER_FILTER(DCTDNOIZ,       dctdnoiz,       vf);
-    REGISTER_FILTER(DEBAND,         deband,         vf);
-    REGISTER_FILTER(DECIMATE,       decimate,       vf);
-    REGISTER_FILTER(DECONVOLVE,     deconvolve,     vf);
-    REGISTER_FILTER(DEFLATE,        deflate,        vf);
-    REGISTER_FILTER(DEFLICKER,      deflicker,      vf);
-    REGISTER_FILTER(DEINTERLACE_QSV,deinterlace_qsv,vf);
-    REGISTER_FILTER(DEINTERLACE_VAAPI, deinterlace_vaapi, vf);
-    REGISTER_FILTER(DEJUDDER,       dejudder,       vf);
-    REGISTER_FILTER(DELOGO,         delogo,         vf);
-    REGISTER_FILTER(DENOISE_VAAPI,  denoise_vaapi,  vf);
-    REGISTER_FILTER(DESHAKE,        deshake,        vf);
-    REGISTER_FILTER(DESPILL,        despill,        vf);
-    REGISTER_FILTER(DETELECINE,     detelecine,     vf);
-    REGISTER_FILTER(DILATION,       dilation,       vf);
-    REGISTER_FILTER(DISPLACE,       displace,       vf);
-    REGISTER_FILTER(DOUBLEWEAVE,    doubleweave,    vf);
-    REGISTER_FILTER(DRAWBOX,        drawbox,        vf);
-    REGISTER_FILTER(DRAWGRAPH,      drawgraph,      vf);
-    REGISTER_FILTER(DRAWGRID,       drawgrid,       vf);
-    REGISTER_FILTER(DRAWTEXT,       drawtext,       vf);
-    REGISTER_FILTER(EDGEDETECT,     edgedetect,     vf);
-    REGISTER_FILTER(ELBG,           elbg,           vf);
-    REGISTER_FILTER(ENTROPY,        entropy,        vf);
-    REGISTER_FILTER(EQ,             eq,             vf);
-    REGISTER_FILTER(EROSION,        erosion,        vf);
-    REGISTER_FILTER(EXTRACTPLANES,  extractplanes,  vf);
-    REGISTER_FILTER(FADE,           fade,           vf);
-    REGISTER_FILTER(FFTFILT,        fftfilt,        vf);
-    REGISTER_FILTER(FIELD,          field,          vf);
-    REGISTER_FILTER(FIELDHINT,      fieldhint,      vf);
-    REGISTER_FILTER(FIELDMATCH,     fieldmatch,     vf);
-    REGISTER_FILTER(FIELDORDER,     fieldorder,     vf);
-    REGISTER_FILTER(FILLBORDERS,    fillborders,    vf);
-    REGISTER_FILTER(FIND_RECT,      find_rect,      vf);
-    REGISTER_FILTER(FLOODFILL,      floodfill,      vf);
-    REGISTER_FILTER(FORMAT,         format,         vf);
-    REGISTER_FILTER(FPS,            fps,            vf);
-    REGISTER_FILTER(FRAMEPACK,      framepack,      vf);
-    REGISTER_FILTER(FRAMERATE,      framerate,      vf);
-    REGISTER_FILTER(FRAMESTEP,      framestep,      vf);
-    REGISTER_FILTER(FREI0R,         frei0r,         vf);
-    REGISTER_FILTER(FSPP,           fspp,           vf);
-    REGISTER_FILTER(GBLUR,          gblur,          vf);
-    REGISTER_FILTER(GEQ,            geq,            vf);
-    REGISTER_FILTER(GRADFUN,        gradfun,        vf);
-    REGISTER_FILTER(HALDCLUT,       haldclut,       vf);
-    REGISTER_FILTER(HFLIP,          hflip,          vf);
-    REGISTER_FILTER(HISTEQ,         histeq,         vf);
-    REGISTER_FILTER(HISTOGRAM,      histogram,      vf);
-    REGISTER_FILTER(HQDN3D,         hqdn3d,         vf);
-    REGISTER_FILTER(HQX,            hqx,            vf);
-    REGISTER_FILTER(HSTACK,         hstack,         vf);
-    REGISTER_FILTER(HUE,            hue,            vf);
-    REGISTER_FILTER(HWDOWNLOAD,     hwdownload,     vf);
-    REGISTER_FILTER(HWMAP,          hwmap,          vf);
-    REGISTER_FILTER(HWUPLOAD,       hwupload,       vf);
-    REGISTER_FILTER(HWUPLOAD_CUDA,  hwupload_cuda,  vf);
-    REGISTER_FILTER(HYSTERESIS,     hysteresis,     vf);
-    REGISTER_FILTER(IDET,           idet,           vf);
-    REGISTER_FILTER(IL,             il,             vf);
-    REGISTER_FILTER(INFLATE,        inflate,        vf);
-    REGISTER_FILTER(INTERLACE,      interlace,      vf);
-    REGISTER_FILTER(INTERLEAVE,     interleave,     vf);
-    REGISTER_FILTER(KERNDEINT,      kerndeint,      vf);
-    REGISTER_FILTER(LENSCORRECTION, lenscorrection, vf);
-    REGISTER_FILTER(LIBVMAF,        libvmaf,        vf);
-    REGISTER_FILTER(LIMITER,        limiter,        vf);
-    REGISTER_FILTER(LOOP,           loop,           vf);
-    REGISTER_FILTER(LUMAKEY,        lumakey,        vf);
-    REGISTER_FILTER(LUT,            lut,            vf);
-    REGISTER_FILTER(LUT2,           lut2,           vf);
-    REGISTER_FILTER(LUT3D,          lut3d,          vf);
-    REGISTER_FILTER(LUTRGB,         lutrgb,         vf);
-    REGISTER_FILTER(LUTYUV,         lutyuv,         vf);
-    REGISTER_FILTER(MASKEDCLAMP,    maskedclamp,    vf);
-    REGISTER_FILTER(MASKEDMERGE,    maskedmerge,    vf);
-    REGISTER_FILTER(MCDEINT,        mcdeint,        vf);
-    REGISTER_FILTER(MERGEPLANES,    mergeplanes,    vf);
-    REGISTER_FILTER(MESTIMATE,      mestimate,      vf);
-    REGISTER_FILTER(METADATA,       metadata,       vf);
-    REGISTER_FILTER(MIDEQUALIZER,   midequalizer,   vf);
-    REGISTER_FILTER(MINTERPOLATE,   minterpolate,   vf);
-    REGISTER_FILTER(MIX,            mix,            vf);
-    REGISTER_FILTER(MPDECIMATE,     mpdecimate,     vf);
-    REGISTER_FILTER(NEGATE,         negate,         vf);
-    REGISTER_FILTER(NLMEANS,        nlmeans,        vf);
-    REGISTER_FILTER(NNEDI,          nnedi,          vf);
-    REGISTER_FILTER(NOFORMAT,       noformat,       vf);
-    REGISTER_FILTER(NOISE,          noise,          vf);
-    REGISTER_FILTER(NORMALIZE,      normalize,      vf);
-    REGISTER_FILTER(NULL,           null,           vf);
-    REGISTER_FILTER(OCR,            ocr,            vf);
-    REGISTER_FILTER(OCV,            ocv,            vf);
-    REGISTER_FILTER(OSCILLOSCOPE,   oscilloscope,   vf);
-    REGISTER_FILTER(OVERLAY,        overlay,        vf);
-    REGISTER_FILTER(OVERLAY_OPENCL, overlay_opencl, vf);
-    REGISTER_FILTER(OVERLAY_QSV,    overlay_qsv,    vf);
-    REGISTER_FILTER(OWDENOISE,      owdenoise,      vf);
-    REGISTER_FILTER(PAD,            pad,            vf);
-    REGISTER_FILTER(PALETTEGEN,     palettegen,     vf);
-    REGISTER_FILTER(PALETTEUSE,     paletteuse,     vf);
-    REGISTER_FILTER(PERMS,          perms,          vf);
-    REGISTER_FILTER(PERSPECTIVE,    perspective,    vf);
-    REGISTER_FILTER(PHASE,          phase,          vf);
-    REGISTER_FILTER(PIXDESCTEST,    pixdesctest,    vf);
-    REGISTER_FILTER(PIXSCOPE,       pixscope,       vf);
-    REGISTER_FILTER(PP,             pp,             vf);
-    REGISTER_FILTER(PP7,            pp7,            vf);
-    REGISTER_FILTER(PREMULTIPLY,    premultiply,    vf);
-    REGISTER_FILTER(PREWITT,        prewitt,        vf);
-    REGISTER_FILTER(PROCAMP_VAAPI,  procamp_vaapi,  vf);
-    REGISTER_FILTER(PROGRAM_OPENCL, program_opencl, vf);
-    REGISTER_FILTER(PSEUDOCOLOR,    pseudocolor,    vf);
-    REGISTER_FILTER(PSNR,           psnr,           vf);
-    REGISTER_FILTER(PULLUP,         pullup,         vf);
-    REGISTER_FILTER(QP,             qp,             vf);
-    REGISTER_FILTER(RANDOM,         random,         vf);
-    REGISTER_FILTER(READEIA608,     readeia608,     vf);
-    REGISTER_FILTER(READVITC,       readvitc,       vf);
-    REGISTER_FILTER(REALTIME,       realtime,       vf);
-    REGISTER_FILTER(REMAP,          remap,          vf);
-    REGISTER_FILTER(REMOVEGRAIN,    removegrain,    vf);
-    REGISTER_FILTER(REMOVELOGO,     removelogo,     vf);
-    REGISTER_FILTER(REPEATFIELDS,   repeatfields,   vf);
-    REGISTER_FILTER(REVERSE,        reverse,        vf);
-    REGISTER_FILTER(ROBERTS,        roberts,        vf);
-    REGISTER_FILTER(ROTATE,         rotate,         vf);
-    REGISTER_FILTER(SAB,            sab,            vf);
-    REGISTER_FILTER(SCALE,          scale,          vf);
-    REGISTER_FILTER(SCALE_CUDA,     scale_cuda,     vf);
-    REGISTER_FILTER(SCALE_NPP,      scale_npp,      vf);
-    REGISTER_FILTER(SCALE_QSV,      scale_qsv,      vf);
-    REGISTER_FILTER(SCALE_VAAPI,    scale_vaapi,    vf);
-    REGISTER_FILTER(SCALE2REF,      scale2ref,      vf);
-    REGISTER_FILTER(SELECT,         select,         vf);
-    REGISTER_FILTER(SELECTIVECOLOR, selectivecolor, vf);
-    REGISTER_FILTER(SENDCMD,        sendcmd,        vf);
-    REGISTER_FILTER(SEPARATEFIELDS, separatefields, vf);
-    REGISTER_FILTER(SETDAR,         setdar,         vf);
-    REGISTER_FILTER(SETFIELD,       setfield,       vf);
-    REGISTER_FILTER(SETPTS,         setpts,         vf);
-    REGISTER_FILTER(SETRANGE,       setrange,       vf);
-    REGISTER_FILTER(SETSAR,         setsar,         vf);
-    REGISTER_FILTER(SETTB,          settb,          vf);
-    REGISTER_FILTER(SHARPNESS_VAAPI, sharpness_vaapi, vf);
-    REGISTER_FILTER(SHOWINFO,       showinfo,       vf);
-    REGISTER_FILTER(SHOWPALETTE,    showpalette,    vf);
-    REGISTER_FILTER(SHUFFLEFRAMES,  shuffleframes,  vf);
-    REGISTER_FILTER(SHUFFLEPLANES,  shuffleplanes,  vf);
-    REGISTER_FILTER(SIDEDATA,       sidedata,       vf);
-    REGISTER_FILTER(SIGNALSTATS,    signalstats,    vf);
-    REGISTER_FILTER(SIGNATURE,      signature,      vf);
-    REGISTER_FILTER(SMARTBLUR,      smartblur,      vf);
-    REGISTER_FILTER(SOBEL,          sobel,          vf);
-    REGISTER_FILTER(SPLIT,          split,          vf);
-    REGISTER_FILTER(SPP,            spp,            vf);
-    REGISTER_FILTER(SSIM,           ssim,           vf);
-    REGISTER_FILTER(STEREO3D,       stereo3d,       vf);
-    REGISTER_FILTER(STREAMSELECT,   streamselect,   vf);
-    REGISTER_FILTER(SUBTITLES,      subtitles,      vf);
-    REGISTER_FILTER(SUPER2XSAI,     super2xsai,     vf);
-    REGISTER_FILTER(SWAPRECT,       swaprect,       vf);
-    REGISTER_FILTER(SWAPUV,         swapuv,         vf);
-    REGISTER_FILTER(TBLEND,         tblend,         vf);
-    REGISTER_FILTER(TELECINE,       telecine,       vf);
-    REGISTER_FILTER(THRESHOLD,      threshold,      vf);
-    REGISTER_FILTER(THUMBNAIL,      thumbnail,      vf);
-    REGISTER_FILTER(THUMBNAIL_CUDA, thumbnail_cuda, vf);
-    REGISTER_FILTER(TILE,           tile,           vf);
-    REGISTER_FILTER(TINTERLACE,     tinterlace,     vf);
-    REGISTER_FILTER(TLUT2,          tlut2,          vf);
-    REGISTER_FILTER(TONEMAP,        tonemap,        vf);
-    REGISTER_FILTER(TRANSPOSE,      transpose,      vf);
-    REGISTER_FILTER(TRIM,           trim,           vf);
-    REGISTER_FILTER(UNPREMULTIPLY,  unpremultiply,  vf);
-    REGISTER_FILTER(UNSHARP,        unsharp,        vf);
-    REGISTER_FILTER(UNSHARP_OPENCL, unsharp_opencl, vf);
-    REGISTER_FILTER(USPP,           uspp,           vf);
-    REGISTER_FILTER(VAGUEDENOISER,  vaguedenoiser,  vf);
-    REGISTER_FILTER(VECTORSCOPE,    vectorscope,    vf);
-    REGISTER_FILTER(VFLIP,          vflip,          vf);
-    REGISTER_FILTER(VIDSTABDETECT,  vidstabdetect,  vf);
-    REGISTER_FILTER(VIDSTABTRANSFORM, vidstabtransform, vf);
-    REGISTER_FILTER(VIGNETTE,       vignette,       vf);
-    REGISTER_FILTER(VMAFMOTION,     vmafmotion,     vf);
-    REGISTER_FILTER(VPP_QSV,        vpp_qsv,        vf);
-    REGISTER_FILTER(VSTACK,         vstack,         vf);
-    REGISTER_FILTER(W3FDIF,         w3fdif,         vf);
-    REGISTER_FILTER(WAVEFORM,       waveform,       vf);
-    REGISTER_FILTER(WEAVE,          weave,          vf);
-    REGISTER_FILTER(XBR,            xbr,            vf);
-    REGISTER_FILTER(YADIF,          yadif,          vf);
-    REGISTER_FILTER(ZMQ,            zmq,            vf);
-    REGISTER_FILTER(ZOOMPAN,        zoompan,        vf);
-    REGISTER_FILTER(ZSCALE,         zscale,         vf);
-
-    REGISTER_FILTER(ALLRGB,         allrgb,         vsrc);
-    REGISTER_FILTER(ALLYUV,         allyuv,         vsrc);
-    REGISTER_FILTER(CELLAUTO,       cellauto,       vsrc);
-    REGISTER_FILTER(COLOR,          color,          vsrc);
-    REGISTER_FILTER(COREIMAGESRC,   coreimagesrc,   vsrc);
-    REGISTER_FILTER(FREI0R,         frei0r_src,     vsrc);
-    REGISTER_FILTER(HALDCLUTSRC,    haldclutsrc,    vsrc);
-    REGISTER_FILTER(LIFE,           life,           vsrc);
-    REGISTER_FILTER(MANDELBROT,     mandelbrot,     vsrc);
-    REGISTER_FILTER(MPTESTSRC,      mptestsrc,      vsrc);
-    REGISTER_FILTER(NULLSRC,        nullsrc,        vsrc);
-    REGISTER_FILTER(OPENCLSRC,      openclsrc,      vsrc);
-    REGISTER_FILTER(RGBTESTSRC,     rgbtestsrc,     vsrc);
-    REGISTER_FILTER(SMPTEBARS,      smptebars,      vsrc);
-    REGISTER_FILTER(SMPTEHDBARS,    smptehdbars,    vsrc);
-    REGISTER_FILTER(TESTSRC,        testsrc,        vsrc);
-    REGISTER_FILTER(TESTSRC2,       testsrc2,       vsrc);
-    REGISTER_FILTER(YUVTESTSRC,     yuvtestsrc,     vsrc);
+    int k;
+    for (k = 0; k < FF_ARRAY_ELEMS(filter_list) - 2; k++) {
+        av_assert2(filter_list[k]->next == filter_list[k+1] ||
+                   (av_log(NULL, AV_LOG_FATAL, "%s filter: invalid next pointer.\n", filter_list[k]->name),0));
+        av_assert2(strcmp(filter_list[k]->name, filter_list[k+1]->name) < 0 ||
+                   (av_log(NULL, AV_LOG_FATAL, "%s filter: unsorted with %s.\n", filter_list[k]->name, filter_list[k+1]->name),0));
+    }
+    av_assert2(!filter_list[k]->next);
+    av_assert2(!filter_list[k+1]);
+}
 
-    REGISTER_FILTER(NULLSINK,       nullsink,       vsink);
+static AVOnce check_validity_once = AV_ONCE_INIT;
+#define CHECK_VALIDITY() ff_thread_once(&check_validity_once, check_validity)
+#else
+#define CHECK_VALIDITY() ((void)0)
+#endif
 
-    /* multimedia filters */
-    REGISTER_FILTER(ABITSCOPE,      abitscope,      avf);
-    REGISTER_FILTER(ADRAWGRAPH,     adrawgraph,     avf);
-    REGISTER_FILTER(AHISTOGRAM,     ahistogram,     avf);
-    REGISTER_FILTER(APHASEMETER,    aphasemeter,    avf);
-    REGISTER_FILTER(AVECTORSCOPE,   avectorscope,   avf);
-    REGISTER_FILTER(CONCAT,         concat,         avf);
-    REGISTER_FILTER(SHOWCQT,        showcqt,        avf);
-    REGISTER_FILTER(SHOWFREQS,      showfreqs,      avf);
-    REGISTER_FILTER(SHOWSPECTRUM,   showspectrum,   avf);
-    REGISTER_FILTER(SHOWSPECTRUMPIC, showspectrumpic, avf);
-    REGISTER_FILTER(SHOWVOLUME,     showvolume,     avf);
-    REGISTER_FILTER(SHOWWAVES,      showwaves,      avf);
-    REGISTER_FILTER(SHOWWAVESPIC,   showwavespic,   avf);
-    REGISTER_FILTER(SPECTRUMSYNTH,  spectrumsynth,  vaf);
+void avfilter_register_all(void)
+{
+    CHECK_VALIDITY();
+}
 
-    /* multimedia sources */
-    REGISTER_FILTER(AMOVIE,         amovie,         avsrc);
-    REGISTER_FILTER(MOVIE,          movie,          avsrc);
+const AVFilter *avfilter_next(const AVFilter *prev)
+{
+    CHECK_VALIDITY();
+    return prev ? prev->next : filter_list[0];
+}
 
-    /* those filters are part of public or internal API => registered
-     * unconditionally */
-    REGISTER_FILTER_UNCONDITIONAL(asrc_abuffer);
-    REGISTER_FILTER_UNCONDITIONAL(vsrc_buffer);
-    REGISTER_FILTER_UNCONDITIONAL(asink_abuffer);
-    REGISTER_FILTER_UNCONDITIONAL(vsink_buffer);
-    REGISTER_FILTER_UNCONDITIONAL(af_afifo);
-    REGISTER_FILTER_UNCONDITIONAL(vf_fifo);
+static int compare_name(const void *key, const void *elem)
+{
+    const char *name = key;
+    const AVFilter *const *filter = elem;
+    return strcmp(name, (*filter)->name);
 }
 
-void avfilter_register_all(void)
+const AVFilter *avfilter_get_by_name(const char *name)
 {
-    static AVOnce control = AV_ONCE_INIT;
+    const AVFilter **filter;
 
-    ff_thread_once(&control, register_all);
+    CHECK_VALIDITY();
+    filter = bsearch(name, filter_list, FF_ARRAY_ELEMS(filter_list) - 1,
+                     sizeof(filter_list[0]), compare_name);
+    return filter ? *filter : NULL;
 }
diff --git a/libavfilter/asink_anullsink.c b/libavfilter/asink_anullsink.c
index 9b53d3fbc2..bc95b83ccb 100644
--- a/libavfilter/asink_anullsink.c
+++ b/libavfilter/asink_anullsink.c
@@ -37,7 +37,7 @@ static const AVFilterPad avfilter_asink_anullsink_inputs[] = {
     { NULL },
 };
 
-AVFilter ff_asink_anullsink = {
+const AVFilter ff_asink_anullsink = {
     .name        = "anullsink",
     .description = NULL_IF_CONFIG_SMALL("Do absolutely nothing with the input audio."),
 
@@ -45,4 +45,5 @@ AVFilter ff_asink_anullsink = {
 
     .inputs    = avfilter_asink_anullsink_inputs,
     .outputs   = NULL,
+    .next      = ff_next_asink_anullsink,
 };
diff --git a/libavfilter/asrc_anoisesrc.c b/libavfilter/asrc_anoisesrc.c
index 78f0af4fde..ead078957c 100644
--- a/libavfilter/asrc_anoisesrc.c
+++ b/libavfilter/asrc_anoisesrc.c
@@ -234,7 +234,7 @@ static const AVFilterPad anoisesrc_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_asrc_anoisesrc = {
+const AVFilter ff_asrc_anoisesrc = {
     .name          = "anoisesrc",
     .description   = NULL_IF_CONFIG_SMALL("Generate a noise audio signal."),
     .query_formats = query_formats,
@@ -242,4 +242,5 @@ AVFilter ff_asrc_anoisesrc = {
     .inputs        = NULL,
     .outputs       = anoisesrc_outputs,
     .priv_class    = &anoisesrc_class,
+    .next          = ff_next_asrc_anoisesrc,
 };
diff --git a/libavfilter/asrc_anullsrc.c b/libavfilter/asrc_anullsrc.c
index cb676947d8..6459b4c19a 100644
--- a/libavfilter/asrc_anullsrc.c
+++ b/libavfilter/asrc_anullsrc.c
@@ -136,7 +136,7 @@ static const AVFilterPad avfilter_asrc_anullsrc_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_asrc_anullsrc = {
+const AVFilter ff_asrc_anullsrc = {
     .name          = "anullsrc",
     .description   = NULL_IF_CONFIG_SMALL("Null audio source, return empty audio frames."),
     .init          = init,
@@ -145,4 +145,5 @@ AVFilter ff_asrc_anullsrc = {
     .inputs        = NULL,
     .outputs       = avfilter_asrc_anullsrc_outputs,
     .priv_class    = &anullsrc_class,
+    .next          = ff_next_asrc_anullsrc,
 };
diff --git a/libavfilter/asrc_flite.c b/libavfilter/asrc_flite.c
index c9619ebbae..e1fc604261 100644
--- a/libavfilter/asrc_flite.c
+++ b/libavfilter/asrc_flite.c
@@ -274,7 +274,7 @@ static const AVFilterPad flite_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_asrc_flite = {
+const AVFilter ff_asrc_flite = {
     .name          = "flite",
     .description   = NULL_IF_CONFIG_SMALL("Synthesize voice from text using libflite."),
     .query_formats = query_formats,
@@ -284,4 +284,5 @@ AVFilter ff_asrc_flite = {
     .inputs        = NULL,
     .outputs       = flite_outputs,
     .priv_class    = &flite_class,
+    .next          = ff_next_asrc_flite,
 };
diff --git a/libavfilter/asrc_hilbert.c b/libavfilter/asrc_hilbert.c
index a3a395254f..78890362e8 100644
--- a/libavfilter/asrc_hilbert.c
+++ b/libavfilter/asrc_hilbert.c
@@ -186,7 +186,7 @@ static const AVFilterPad hilbert_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_asrc_hilbert = {
+const AVFilter ff_asrc_hilbert = {
     .name          = "hilbert",
     .description   = NULL_IF_CONFIG_SMALL("Generate a Hilbert transform FIR coefficients."),
     .query_formats = query_formats,
@@ -196,4 +196,5 @@ AVFilter ff_asrc_hilbert = {
     .inputs        = NULL,
     .outputs       = hilbert_outputs,
     .priv_class    = &hilbert_class,
+    .next          = ff_next_asrc_hilbert,
 };
diff --git a/libavfilter/asrc_sine.c b/libavfilter/asrc_sine.c
index 3a87210b4b..fb00a4f824 100644
--- a/libavfilter/asrc_sine.c
+++ b/libavfilter/asrc_sine.c
@@ -269,7 +269,7 @@ static const AVFilterPad sine_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_asrc_sine = {
+const AVFilter ff_asrc_sine = {
     .name          = "sine",
     .description   = NULL_IF_CONFIG_SMALL("Generate sine wave audio signal."),
     .query_formats = query_formats,
@@ -279,4 +279,5 @@ AVFilter ff_asrc_sine = {
     .inputs        = NULL,
     .outputs       = sine_outputs,
     .priv_class    = &sine_class,
+    .next          = ff_next_asrc_sine,
 };
diff --git a/libavfilter/avf_abitscope.c b/libavfilter/avf_abitscope.c
index 0e3eaa422e..b5a397587c 100644
--- a/libavfilter/avf_abitscope.c
+++ b/libavfilter/avf_abitscope.c
@@ -241,7 +241,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_avf_abitscope = {
+const AVFilter ff_avf_abitscope = {
     .name          = "abitscope",
     .description   = NULL_IF_CONFIG_SMALL("Convert input audio to audio bit scope video output."),
     .query_formats = query_formats,
@@ -249,4 +249,5 @@ AVFilter ff_avf_abitscope = {
     .inputs        = inputs,
     .outputs       = outputs,
     .priv_class    = &abitscope_class,
+    .next          = ff_next_avf_abitscope,
 };
diff --git a/libavfilter/avf_ahistogram.c b/libavfilter/avf_ahistogram.c
index 587415175b..6ba5f4d6de 100644
--- a/libavfilter/avf_ahistogram.c
+++ b/libavfilter/avf_ahistogram.c
@@ -401,7 +401,7 @@ static const AVFilterPad audiovectorscope_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_avf_ahistogram = {
+const AVFilter ff_avf_ahistogram = {
     .name          = "ahistogram",
     .description   = NULL_IF_CONFIG_SMALL("Convert input audio to histogram video output."),
     .uninit        = uninit,
@@ -410,4 +410,5 @@ AVFilter ff_avf_ahistogram = {
     .inputs        = audiovectorscope_inputs,
     .outputs       = audiovectorscope_outputs,
     .priv_class    = &ahistogram_class,
+    .next          = ff_next_avf_ahistogram,
 };
diff --git a/libavfilter/avf_aphasemeter.c b/libavfilter/avf_aphasemeter.c
index 8cdee9464c..97afcf4cf7 100644
--- a/libavfilter/avf_aphasemeter.c
+++ b/libavfilter/avf_aphasemeter.c
@@ -266,7 +266,7 @@ static const AVFilterPad inputs[] = {
     { NULL }
 };
 
-AVFilter ff_avf_aphasemeter = {
+const AVFilter ff_avf_aphasemeter = {
     .name          = "aphasemeter",
     .description   = NULL_IF_CONFIG_SMALL("Convert input audio to phase meter video output."),
     .init          = init,
@@ -277,4 +277,5 @@ AVFilter ff_avf_aphasemeter = {
     .outputs       = NULL,
     .priv_class    = &aphasemeter_class,
     .flags         = AVFILTER_FLAG_DYNAMIC_OUTPUTS,
+    .next          = ff_next_avf_aphasemeter,
 };
diff --git a/libavfilter/avf_avectorscope.c b/libavfilter/avf_avectorscope.c
index 725ac8bbda..5168fde70a 100644
--- a/libavfilter/avf_avectorscope.c
+++ b/libavfilter/avf_avectorscope.c
@@ -391,7 +391,7 @@ static const AVFilterPad audiovectorscope_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_avf_avectorscope = {
+const AVFilter ff_avf_avectorscope = {
     .name          = "avectorscope",
     .description   = NULL_IF_CONFIG_SMALL("Convert input audio to vectorscope video output."),
     .uninit        = uninit,
@@ -400,4 +400,5 @@ AVFilter ff_avf_avectorscope = {
     .inputs        = audiovectorscope_inputs,
     .outputs       = audiovectorscope_outputs,
     .priv_class    = &avectorscope_class,
+    .next          = ff_next_avf_avectorscope,
 };
diff --git a/libavfilter/avf_concat.c b/libavfilter/avf_concat.c
index 6198a33d53..f7972bdfce 100644
--- a/libavfilter/avf_concat.c
+++ b/libavfilter/avf_concat.c
@@ -418,7 +418,7 @@ static av_cold void uninit(AVFilterContext *ctx)
     av_freep(&cat->in);
 }
 
-AVFilter ff_avf_concat = {
+const AVFilter ff_avf_concat = {
     .name          = "concat",
     .description   = NULL_IF_CONFIG_SMALL("Concatenate audio and video streams."),
     .init          = init,
@@ -429,4 +429,5 @@ AVFilter ff_avf_concat = {
     .outputs       = NULL,
     .priv_class    = &concat_class,
     .flags         = AVFILTER_FLAG_DYNAMIC_INPUTS | AVFILTER_FLAG_DYNAMIC_OUTPUTS,
+    .next          = ff_next_avf_concat,
 };
diff --git a/libavfilter/avf_showcqt.c b/libavfilter/avf_showcqt.c
index 875ba48cee..cd67bacba2 100644
--- a/libavfilter/avf_showcqt.c
+++ b/libavfilter/avf_showcqt.c
@@ -1589,7 +1589,7 @@ static const AVFilterPad showcqt_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_avf_showcqt = {
+const AVFilter ff_avf_showcqt = {
     .name          = "showcqt",
     .description   = NULL_IF_CONFIG_SMALL("Convert input audio to a CQT (Constant/Clamped Q Transform) spectrum video output."),
     .init          = init,
@@ -1599,4 +1599,5 @@ AVFilter ff_avf_showcqt = {
     .inputs        = showcqt_inputs,
     .outputs       = showcqt_outputs,
     .priv_class    = &showcqt_class,
+    .next          = ff_next_avf_showcqt,
 };
diff --git a/libavfilter/avf_showfreqs.c b/libavfilter/avf_showfreqs.c
index 22f28ec387..c86d47169b 100644
--- a/libavfilter/avf_showfreqs.c
+++ b/libavfilter/avf_showfreqs.c
@@ -513,7 +513,7 @@ static const AVFilterPad showfreqs_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_avf_showfreqs = {
+const AVFilter ff_avf_showfreqs = {
     .name          = "showfreqs",
     .description   = NULL_IF_CONFIG_SMALL("Convert input audio to a frequencies video output."),
     .init          = init,
@@ -523,4 +523,5 @@ AVFilter ff_avf_showfreqs = {
     .inputs        = showfreqs_inputs,
     .outputs       = showfreqs_outputs,
     .priv_class    = &showfreqs_class,
+    .next          = ff_next_avf_showfreqs,
 };
diff --git a/libavfilter/avf_showspectrum.c b/libavfilter/avf_showspectrum.c
index 956f62f3ad..1cc81b7541 100644
--- a/libavfilter/avf_showspectrum.c
+++ b/libavfilter/avf_showspectrum.c
@@ -915,7 +915,7 @@ static const AVFilterPad showspectrum_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_avf_showspectrum = {
+const AVFilter ff_avf_showspectrum = {
     .name          = "showspectrum",
     .description   = NULL_IF_CONFIG_SMALL("Convert input audio to a spectrum video output."),
     .uninit        = uninit,
@@ -925,6 +925,7 @@ AVFilter ff_avf_showspectrum = {
     .outputs       = showspectrum_outputs,
     .priv_class    = &showspectrum_class,
     .flags         = AVFILTER_FLAG_SLICE_THREADS,
+    .next          = ff_next_avf_showspectrum,
 };
 #endif // CONFIG_SHOWSPECTRUM_FILTER
 
@@ -1302,7 +1303,7 @@ static const AVFilterPad showspectrumpic_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_avf_showspectrumpic = {
+const AVFilter ff_avf_showspectrumpic = {
     .name          = "showspectrumpic",
     .description   = NULL_IF_CONFIG_SMALL("Convert input audio to a spectrum video output single picture."),
     .uninit        = uninit,
@@ -1312,6 +1313,7 @@ AVFilter ff_avf_showspectrumpic = {
     .outputs       = showspectrumpic_outputs,
     .priv_class    = &showspectrumpic_class,
     .flags         = AVFILTER_FLAG_SLICE_THREADS,
+    .next          = ff_next_avf_showspectrumpic,
 };
 
 #endif // CONFIG_SHOWSPECTRUMPIC_FILTER
diff --git a/libavfilter/avf_showvolume.c b/libavfilter/avf_showvolume.c
index 897e5709b8..0a8cf1a619 100644
--- a/libavfilter/avf_showvolume.c
+++ b/libavfilter/avf_showvolume.c
@@ -351,7 +351,7 @@ static const AVFilterPad showvolume_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_avf_showvolume = {
+const AVFilter ff_avf_showvolume = {
     .name          = "showvolume",
     .description   = NULL_IF_CONFIG_SMALL("Convert input audio volume to video output."),
     .init          = init,
@@ -361,4 +361,5 @@ AVFilter ff_avf_showvolume = {
     .inputs        = showvolume_inputs,
     .outputs       = showvolume_outputs,
     .priv_class    = &showvolume_class,
+    .next          = ff_next_avf_showvolume,
 };
diff --git a/libavfilter/avf_showwaves.c b/libavfilter/avf_showwaves.c
index 0866967984..368d0917a9 100644
--- a/libavfilter/avf_showwaves.c
+++ b/libavfilter/avf_showwaves.c
@@ -649,7 +649,7 @@ static const AVFilterPad showwaves_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_avf_showwaves = {
+const AVFilter ff_avf_showwaves = {
     .name          = "showwaves",
     .description   = NULL_IF_CONFIG_SMALL("Convert input audio to a video output."),
     .init          = init,
@@ -659,6 +659,7 @@ AVFilter ff_avf_showwaves = {
     .inputs        = showwaves_inputs,
     .outputs       = showwaves_outputs,
     .priv_class    = &showwaves_class,
+    .next          = ff_next_avf_showwaves,
 };
 
 #endif // CONFIG_SHOWWAVES_FILTER
@@ -757,7 +758,7 @@ static const AVFilterPad showwavespic_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_avf_showwavespic = {
+const AVFilter ff_avf_showwavespic = {
     .name          = "showwavespic",
     .description   = NULL_IF_CONFIG_SMALL("Convert input audio to a video output single picture."),
     .init          = init,
@@ -767,6 +768,7 @@ AVFilter ff_avf_showwavespic = {
     .inputs        = showwavespic_inputs,
     .outputs       = showwavespic_outputs,
     .priv_class    = &showwavespic_class,
+    .next          = ff_next_avf_showwavespic,
 };
 
 #endif // CONFIG_SHOWWAVESPIC_FILTER
diff --git a/libavfilter/avfilter.c b/libavfilter/avfilter.c
index ea75467a75..b89c28d57e 100644
--- a/libavfilter/avfilter.c
+++ b/libavfilter/avfilter.c
@@ -575,49 +575,10 @@ int avfilter_process_command(AVFilterContext *filter, const char *cmd, const cha
     return AVERROR(ENOSYS);
 }
 
-static AVFilter *first_filter;
-static AVFilter **last_filter = &first_filter;
-
-const AVFilter *avfilter_get_by_name(const char *name)
-{
-    const AVFilter *f = NULL;
-
-    if (!name)
-        return NULL;
-
-    while ((f = avfilter_next(f)))
-        if (!strcmp(f->name, name))
-            return (AVFilter *)f;
-
-    return NULL;
-}
-
-static AVMutex filter_register_mutex = AV_MUTEX_INITIALIZER;
-
 int avfilter_register(AVFilter *filter)
 {
-    AVFilter **f;
-
-    /* the filter must select generic or internal exclusively */
-    av_assert0((filter->flags & AVFILTER_FLAG_SUPPORT_TIMELINE) != AVFILTER_FLAG_SUPPORT_TIMELINE);
-
-    ff_mutex_lock(&filter_register_mutex);
-    f = last_filter;
-
-    while (*f)
-        f = &(*f)->next;
-    *f = filter;
-    filter->next = NULL;
-    last_filter = &filter->next;
-
-    ff_mutex_unlock(&filter_register_mutex);
-
-    return 0;
-}
-
-const AVFilter *avfilter_next(const AVFilter *prev)
-{
-    return prev ? prev->next : first_filter;
+    av_log(NULL, AV_LOG_ERROR, "External filter registration is currently unsupported.\n");
+    return AVERROR(EINVAL);
 }
 
 int avfilter_pad_count(const AVFilterPad *pads)
diff --git a/libavfilter/avfilter.h b/libavfilter/avfilter.h
index 62eed2168f..24e46a9b40 100644
--- a/libavfilter/avfilter.h
+++ b/libavfilter/avfilter.h
@@ -289,7 +289,7 @@ typedef struct AVFilter {
      * Used by the filter registration system. Must not be touched by any other
      * code.
      */
-    struct AVFilter *next;
+    const struct AVFilter *next;
 
     /**
      * Make the filter instance process a command.
diff --git a/libavfilter/buffersink.c b/libavfilter/buffersink.c
index 0f87b5439a..f589f2487a 100644
--- a/libavfilter/buffersink.c
+++ b/libavfilter/buffersink.c
@@ -342,7 +342,7 @@ static const AVFilterPad avfilter_vsink_buffer_inputs[] = {
     { NULL }
 };
 
-AVFilter ff_vsink_buffer = {
+const AVFilter ff_vsink_buffersink = {
     .name        = "buffersink",
     .description = NULL_IF_CONFIG_SMALL("Buffer video frames, and make them available to the end of the filter graph."),
     .priv_size   = sizeof(BufferSinkContext),
@@ -353,6 +353,7 @@ AVFilter ff_vsink_buffer = {
     .activate    = activate,
     .inputs      = avfilter_vsink_buffer_inputs,
     .outputs     = NULL,
+    .next        = ff_next_vsink_buffersink,
 };
 
 static const AVFilterPad avfilter_asink_abuffer_inputs[] = {
@@ -363,7 +364,7 @@ static const AVFilterPad avfilter_asink_abuffer_inputs[] = {
     { NULL }
 };
 
-AVFilter ff_asink_abuffer = {
+const AVFilter ff_asink_abuffersink = {
     .name        = "abuffersink",
     .description = NULL_IF_CONFIG_SMALL("Buffer audio frames, and make them available to the end of the filter graph."),
     .priv_class  = &abuffersink_class,
@@ -374,4 +375,5 @@ AVFilter ff_asink_abuffer = {
     .activate    = activate,
     .inputs      = avfilter_asink_abuffer_inputs,
     .outputs     = NULL,
+    .next        = ff_next_asink_abuffersink,
 };
diff --git a/libavfilter/buffersrc.c b/libavfilter/buffersrc.c
index cd56f8ca45..1a390fb688 100644
--- a/libavfilter/buffersrc.c
+++ b/libavfilter/buffersrc.c
@@ -493,7 +493,7 @@ static const AVFilterPad avfilter_vsrc_buffer_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vsrc_buffer = {
+const AVFilter ff_vsrc_buffer = {
     .name      = "buffer",
     .description = NULL_IF_CONFIG_SMALL("Buffer video frames, and make them accessible to the filterchain."),
     .priv_size = sizeof(BufferSourceContext),
@@ -505,6 +505,7 @@ AVFilter ff_vsrc_buffer = {
     .inputs    = NULL,
     .outputs   = avfilter_vsrc_buffer_outputs,
     .priv_class = &buffer_class,
+    .next      = ff_next_vsrc_buffer,
 };
 
 static const AVFilterPad avfilter_asrc_abuffer_outputs[] = {
@@ -518,7 +519,7 @@ static const AVFilterPad avfilter_asrc_abuffer_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_asrc_abuffer = {
+const AVFilter ff_asrc_abuffer = {
     .name          = "abuffer",
     .description   = NULL_IF_CONFIG_SMALL("Buffer audio frames, and make them accessible to the filterchain."),
     .priv_size     = sizeof(BufferSourceContext),
@@ -530,4 +531,5 @@ AVFilter ff_asrc_abuffer = {
     .inputs    = NULL,
     .outputs   = avfilter_asrc_abuffer_outputs,
     .priv_class = &abuffer_class,
+    .next      = ff_next_asrc_abuffer,
 };
diff --git a/libavfilter/f_bench.c b/libavfilter/f_bench.c
index f9e1006925..5f67a4ada4 100644
--- a/libavfilter/f_bench.c
+++ b/libavfilter/f_bench.c
@@ -107,7 +107,7 @@ static const AVFilterPad bench_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_bench = {
+const AVFilter ff_vf_bench = {
     .name          = "bench",
     .description   = NULL_IF_CONFIG_SMALL("Benchmark part of a filtergraph."),
     .priv_size     = sizeof(BenchContext),
@@ -115,6 +115,7 @@ AVFilter ff_vf_bench = {
     .inputs        = bench_inputs,
     .outputs       = bench_outputs,
     .priv_class    = &bench_class,
+    .next          = ff_next_vf_bench,
 };
 #endif /* CONFIG_BENCH_FILTER */
 
@@ -139,7 +140,7 @@ static const AVFilterPad abench_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_abench = {
+const AVFilter ff_af_abench = {
     .name          = "abench",
     .description   = NULL_IF_CONFIG_SMALL("Benchmark part of a filtergraph."),
     .priv_size     = sizeof(BenchContext),
@@ -147,5 +148,6 @@ AVFilter ff_af_abench = {
     .inputs        = abench_inputs,
     .outputs       = abench_outputs,
     .priv_class    = &abench_class,
+    .next          = ff_next_af_abench,
 };
 #endif /* CONFIG_ABENCH_FILTER */
diff --git a/libavfilter/f_drawgraph.c b/libavfilter/f_drawgraph.c
index 8be9b9f95a..abcb4e27d1 100644
--- a/libavfilter/f_drawgraph.c
+++ b/libavfilter/f_drawgraph.c
@@ -449,7 +449,7 @@ static const AVFilterPad drawgraph_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_drawgraph = {
+const AVFilter ff_vf_drawgraph = {
     .name          = "drawgraph",
     .description   = NULL_IF_CONFIG_SMALL("Draw a graph using input video metadata."),
     .priv_size     = sizeof(DrawGraphContext),
@@ -459,6 +459,7 @@ AVFilter ff_vf_drawgraph = {
     .uninit        = uninit,
     .inputs        = drawgraph_inputs,
     .outputs       = drawgraph_outputs,
+    .next          = ff_next_vf_drawgraph,
 };
 
 #endif // CONFIG_DRAWGRAPH_FILTER
@@ -487,7 +488,7 @@ static const AVFilterPad adrawgraph_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_avf_adrawgraph = {
+const AVFilter ff_avf_adrawgraph = {
     .name          = "adrawgraph",
     .description   = NULL_IF_CONFIG_SMALL("Draw a graph using input audio metadata."),
     .priv_size     = sizeof(DrawGraphContext),
@@ -497,5 +498,6 @@ AVFilter ff_avf_adrawgraph = {
     .uninit        = uninit,
     .inputs        = adrawgraph_inputs,
     .outputs       = adrawgraph_outputs,
+    .next          = ff_next_avf_adrawgraph,
 };
 #endif // CONFIG_ADRAWGRAPH_FILTER
diff --git a/libavfilter/f_ebur128.c b/libavfilter/f_ebur128.c
index 1e8b90fa2f..00ea22e8ab 100644
--- a/libavfilter/f_ebur128.c
+++ b/libavfilter/f_ebur128.c
@@ -937,7 +937,7 @@ static const AVFilterPad ebur128_inputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_ebur128 = {
+const AVFilter ff_af_ebur128 = {
     .name          = "ebur128",
     .description   = NULL_IF_CONFIG_SMALL("EBU R128 scanner."),
     .priv_size     = sizeof(EBUR128Context),
@@ -948,4 +948,5 @@ AVFilter ff_af_ebur128 = {
     .outputs       = NULL,
     .priv_class    = &ebur128_class,
     .flags         = AVFILTER_FLAG_DYNAMIC_OUTPUTS,
+    .next          = ff_next_af_ebur128,
 };
diff --git a/libavfilter/f_interleave.c b/libavfilter/f_interleave.c
index d8a73b52e5..a75bdea6c3 100644
--- a/libavfilter/f_interleave.c
+++ b/libavfilter/f_interleave.c
@@ -222,7 +222,7 @@ static const AVFilterPad interleave_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_interleave = {
+const AVFilter ff_vf_interleave = {
     .name        = "interleave",
     .description = NULL_IF_CONFIG_SMALL("Temporally interleave video inputs."),
     .priv_size   = sizeof(InterleaveContext),
@@ -231,6 +231,7 @@ AVFilter ff_vf_interleave = {
     .outputs     = interleave_outputs,
     .priv_class  = &interleave_class,
     .flags       = AVFILTER_FLAG_DYNAMIC_INPUTS,
+    .next        = ff_next_vf_interleave,
 };
 
 #endif
@@ -250,7 +251,7 @@ static const AVFilterPad ainterleave_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_ainterleave = {
+const AVFilter ff_af_ainterleave = {
     .name        = "ainterleave",
     .description = NULL_IF_CONFIG_SMALL("Temporally interleave audio inputs."),
     .priv_size   = sizeof(InterleaveContext),
@@ -259,6 +260,7 @@ AVFilter ff_af_ainterleave = {
     .outputs     = ainterleave_outputs,
     .priv_class  = &ainterleave_class,
     .flags       = AVFILTER_FLAG_DYNAMIC_INPUTS,
+    .next        = ff_next_af_ainterleave,
 };
 
 #endif
diff --git a/libavfilter/f_loop.c b/libavfilter/f_loop.c
index 255fe643da..327e54af9a 100644
--- a/libavfilter/f_loop.c
+++ b/libavfilter/f_loop.c
@@ -227,7 +227,7 @@ static const AVFilterPad aoutputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_aloop = {
+const AVFilter ff_af_aloop = {
     .name          = "aloop",
     .description   = NULL_IF_CONFIG_SMALL("Loop audio samples."),
     .priv_size     = sizeof(LoopContext),
@@ -235,6 +235,7 @@ AVFilter ff_af_aloop = {
     .uninit        = auninit,
     .inputs        = ainputs,
     .outputs       = aoutputs,
+    .next          = ff_next_af_aloop,
 };
 #endif /* CONFIG_ALOOP_FILTER */
 
@@ -369,7 +370,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_loop = {
+const AVFilter ff_vf_loop = {
     .name        = "loop",
     .description = NULL_IF_CONFIG_SMALL("Loop video frames."),
     .priv_size   = sizeof(LoopContext),
@@ -378,5 +379,6 @@ AVFilter ff_vf_loop = {
     .uninit      = uninit,
     .inputs      = inputs,
     .outputs     = outputs,
+    .next        = ff_next_vf_loop,
 };
 #endif /* CONFIG_LOOP_FILTER */
diff --git a/libavfilter/f_metadata.c b/libavfilter/f_metadata.c
index 523a94d38c..edd9166146 100644
--- a/libavfilter/f_metadata.c
+++ b/libavfilter/f_metadata.c
@@ -366,7 +366,7 @@ static const AVFilterPad aoutputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_ametadata = {
+const AVFilter ff_af_ametadata = {
     .name          = "ametadata",
     .description   = NULL_IF_CONFIG_SMALL("Manipulate audio frame metadata."),
     .priv_size     = sizeof(MetadataContext),
@@ -376,6 +376,7 @@ AVFilter ff_af_ametadata = {
     .inputs        = ainputs,
     .outputs       = aoutputs,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+    .next          = ff_next_af_ametadata,
 };
 #endif /* CONFIG_AMETADATA_FILTER */
 
@@ -401,7 +402,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_metadata = {
+const AVFilter ff_vf_metadata = {
     .name        = "metadata",
     .description = NULL_IF_CONFIG_SMALL("Manipulate video frame metadata."),
     .priv_size   = sizeof(MetadataContext),
@@ -411,5 +412,6 @@ AVFilter ff_vf_metadata = {
     .inputs      = inputs,
     .outputs     = outputs,
     .flags       = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+    .next        = ff_next_vf_metadata,
 };
 #endif /* CONFIG_METADATA_FILTER */
diff --git a/libavfilter/f_perms.c b/libavfilter/f_perms.c
index dc6ecbbb53..b7ecf9ba6d 100644
--- a/libavfilter/f_perms.c
+++ b/libavfilter/f_perms.c
@@ -133,7 +133,7 @@ static const AVFilterPad aperms_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_aperms = {
+const AVFilter ff_af_aperms = {
     .name        = "aperms",
     .description = NULL_IF_CONFIG_SMALL("Set permissions for the output audio frame."),
     .init        = init,
@@ -141,6 +141,7 @@ AVFilter ff_af_aperms = {
     .inputs      = aperms_inputs,
     .outputs     = aperms_outputs,
     .priv_class  = &aperms_class,
+    .next        = ff_next_af_aperms,
 };
 #endif /* CONFIG_APERMS_FILTER */
 
@@ -166,7 +167,7 @@ static const AVFilterPad perms_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_perms = {
+const AVFilter ff_vf_perms = {
     .name        = "perms",
     .description = NULL_IF_CONFIG_SMALL("Set permissions for the output video frame."),
     .init        = init,
@@ -174,5 +175,6 @@ AVFilter ff_vf_perms = {
     .inputs      = perms_inputs,
     .outputs     = perms_outputs,
     .priv_class  = &perms_class,
+    .next        = ff_next_vf_perms,
 };
 #endif /* CONFIG_PERMS_FILTER */
diff --git a/libavfilter/f_realtime.c b/libavfilter/f_realtime.c
index 171c16aaaa..63d50a0676 100644
--- a/libavfilter/f_realtime.c
+++ b/libavfilter/f_realtime.c
@@ -89,13 +89,14 @@ static const AVFilterPad avfilter_vf_realtime_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_realtime = {
+const AVFilter ff_vf_realtime = {
     .name        = "realtime",
     .description = NULL_IF_CONFIG_SMALL("Slow down filtering to match realtime."),
     .priv_size   = sizeof(RealtimeContext),
     .priv_class  = &realtime_class,
     .inputs      = avfilter_vf_realtime_inputs,
     .outputs     = avfilter_vf_realtime_outputs,
+    .next        = ff_next_vf_realtime,
 };
 #endif /* CONFIG_REALTIME_FILTER */
 
@@ -121,12 +122,13 @@ static const AVFilterPad arealtime_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_arealtime = {
+const AVFilter ff_af_arealtime = {
     .name        = "arealtime",
     .description = NULL_IF_CONFIG_SMALL("Slow down filtering to match realtime."),
     .priv_size   = sizeof(RealtimeContext),
     .priv_class  = &arealtime_class,
     .inputs      = arealtime_inputs,
     .outputs     = arealtime_outputs,
+    .next        = ff_next_af_arealtime,
 };
 #endif /* CONFIG_AREALTIME_FILTER */
diff --git a/libavfilter/f_reverse.c b/libavfilter/f_reverse.c
index 5bf71b38ed..7fe5b465bd 100644
--- a/libavfilter/f_reverse.c
+++ b/libavfilter/f_reverse.c
@@ -127,7 +127,7 @@ static const AVFilterPad reverse_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_reverse = {
+const AVFilter ff_vf_reverse = {
     .name        = "reverse",
     .description = NULL_IF_CONFIG_SMALL("Reverse a clip."),
     .priv_size   = sizeof(ReverseContext),
@@ -135,6 +135,7 @@ AVFilter ff_vf_reverse = {
     .uninit      = uninit,
     .inputs      = reverse_inputs,
     .outputs     = reverse_outputs,
+    .next        = ff_next_vf_reverse,
 };
 
 #endif /* CONFIG_REVERSE_FILTER */
@@ -237,7 +238,7 @@ static const AVFilterPad areverse_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_areverse = {
+const AVFilter ff_af_areverse = {
     .name          = "areverse",
     .description   = NULL_IF_CONFIG_SMALL("Reverse an audio clip."),
     .query_formats = query_formats,
@@ -246,6 +247,7 @@ AVFilter ff_af_areverse = {
     .uninit        = uninit,
     .inputs        = areverse_inputs,
     .outputs       = areverse_outputs,
+    .next          = ff_next_af_areverse,
 };
 
 #endif /* CONFIG_AREVERSE_FILTER */
diff --git a/libavfilter/f_select.c b/libavfilter/f_select.c
index b1b2cbc21a..688735094e 100644
--- a/libavfilter/f_select.c
+++ b/libavfilter/f_select.c
@@ -484,7 +484,7 @@ static const AVFilterPad avfilter_af_aselect_inputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_aselect = {
+const AVFilter ff_af_aselect = {
     .name        = "aselect",
     .description = NULL_IF_CONFIG_SMALL("Select audio frames to pass in output."),
     .init        = aselect_init,
@@ -493,6 +493,7 @@ AVFilter ff_af_aselect = {
     .inputs      = avfilter_af_aselect_inputs,
     .priv_class  = &aselect_class,
     .flags       = AVFILTER_FLAG_DYNAMIC_OUTPUTS,
+    .next        = ff_next_af_aselect,
 };
 #endif /* CONFIG_ASELECT_FILTER */
 
@@ -521,7 +522,7 @@ static const AVFilterPad avfilter_vf_select_inputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_select = {
+const AVFilter ff_vf_select = {
     .name          = "select",
     .description   = NULL_IF_CONFIG_SMALL("Select video frames to pass in output."),
     .init          = select_init,
@@ -531,5 +532,6 @@ AVFilter ff_vf_select = {
     .priv_class    = &select_class,
     .inputs        = avfilter_vf_select_inputs,
     .flags         = AVFILTER_FLAG_DYNAMIC_OUTPUTS,
+    .next          = ff_next_vf_select,
 };
 #endif /* CONFIG_SELECT_FILTER */
diff --git a/libavfilter/f_sendcmd.c b/libavfilter/f_sendcmd.c
index b8740e8883..ac0c5eb511 100644
--- a/libavfilter/f_sendcmd.c
+++ b/libavfilter/f_sendcmd.c
@@ -537,7 +537,7 @@ static const AVFilterPad sendcmd_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_sendcmd = {
+const AVFilter ff_vf_sendcmd = {
     .name        = "sendcmd",
     .description = NULL_IF_CONFIG_SMALL("Send commands to filters."),
     .init        = init,
@@ -546,6 +546,7 @@ AVFilter ff_vf_sendcmd = {
     .inputs      = sendcmd_inputs,
     .outputs     = sendcmd_outputs,
     .priv_class  = &sendcmd_class,
+    .next        = ff_next_vf_sendcmd,
 };
 
 #endif
@@ -572,7 +573,7 @@ static const AVFilterPad asendcmd_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_asendcmd = {
+const AVFilter ff_af_asendcmd = {
     .name        = "asendcmd",
     .description = NULL_IF_CONFIG_SMALL("Send commands to filters."),
     .init        = init,
@@ -581,6 +582,7 @@ AVFilter ff_af_asendcmd = {
     .inputs      = asendcmd_inputs,
     .outputs     = asendcmd_outputs,
     .priv_class  = &asendcmd_class,
+    .next        = ff_next_af_asendcmd,
 };
 
 #endif
diff --git a/libavfilter/f_sidedata.c b/libavfilter/f_sidedata.c
index 45d246b732..7fce0bc299 100644
--- a/libavfilter/f_sidedata.c
+++ b/libavfilter/f_sidedata.c
@@ -133,7 +133,7 @@ static const AVFilterPad aoutputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_asidedata = {
+const AVFilter ff_af_asidedata = {
     .name          = "asidedata",
     .description   = NULL_IF_CONFIG_SMALL("Manipulate audio frame side data."),
     .priv_size     = sizeof(SideDataContext),
@@ -142,6 +142,7 @@ AVFilter ff_af_asidedata = {
     .inputs        = ainputs,
     .outputs       = aoutputs,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+    .next          = ff_next_af_asidedata,
 };
 #endif /* CONFIG_ASIDEDATA_FILTER */
 
@@ -167,7 +168,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_sidedata = {
+const AVFilter ff_vf_sidedata = {
     .name        = "sidedata",
     .description = NULL_IF_CONFIG_SMALL("Manipulate video frame side data."),
     .priv_size   = sizeof(SideDataContext),
@@ -176,5 +177,6 @@ AVFilter ff_vf_sidedata = {
     .inputs      = inputs,
     .outputs     = outputs,
     .flags       = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+    .next        = ff_next_vf_sidedata,
 };
 #endif /* CONFIG_SIDEDATA_FILTER */
diff --git a/libavfilter/f_streamselect.c b/libavfilter/f_streamselect.c
index 923deb1a85..858368dbbe 100644
--- a/libavfilter/f_streamselect.c
+++ b/libavfilter/f_streamselect.c
@@ -316,7 +316,8 @@ static int query_formats(AVFilterContext *ctx)
     return 0;
 }
 
-AVFilter ff_vf_streamselect = {
+#if CONFIG_STREAMSELECT_FILTER
+const AVFilter ff_vf_streamselect = {
     .name            = "streamselect",
     .description     = NULL_IF_CONFIG_SMALL("Select video streams"),
     .init            = init,
@@ -327,12 +328,15 @@ AVFilter ff_vf_streamselect = {
     .priv_size       = sizeof(StreamSelectContext),
     .priv_class      = &streamselect_class,
     .flags           = AVFILTER_FLAG_DYNAMIC_INPUTS | AVFILTER_FLAG_DYNAMIC_OUTPUTS,
+    .next            = ff_next_vf_streamselect,
 };
+#endif /* CONFIG_STREAMSELECT_FILTER */
 
+#if CONFIG_ASTREAMSELECT_FILTER
 #define astreamselect_options streamselect_options
 AVFILTER_DEFINE_CLASS(astreamselect);
 
-AVFilter ff_af_astreamselect = {
+const AVFilter ff_af_astreamselect = {
     .name            = "astreamselect",
     .description     = NULL_IF_CONFIG_SMALL("Select audio streams"),
     .init            = init,
@@ -343,4 +347,6 @@ AVFilter ff_af_astreamselect = {
     .priv_size       = sizeof(StreamSelectContext),
     .priv_class      = &astreamselect_class,
     .flags           = AVFILTER_FLAG_DYNAMIC_INPUTS | AVFILTER_FLAG_DYNAMIC_OUTPUTS,
+    .next            = ff_next_af_astreamselect,
 };
+#endif /* CONFIG_ASTREAMSELECT_FILTER */
diff --git a/libavfilter/f_zmq.c b/libavfilter/f_zmq.c
index 89da5bef06..6bd8321927 100644
--- a/libavfilter/f_zmq.c
+++ b/libavfilter/f_zmq.c
@@ -225,7 +225,7 @@ static const AVFilterPad zmq_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_zmq = {
+const AVFilter ff_vf_zmq = {
     .name        = "zmq",
     .description = NULL_IF_CONFIG_SMALL("Receive commands through ZMQ and broker them to filters."),
     .init        = init,
@@ -234,6 +234,7 @@ AVFilter ff_vf_zmq = {
     .inputs      = zmq_inputs,
     .outputs     = zmq_outputs,
     .priv_class  = &zmq_class,
+    .next        = ff_next_vf_zmq,
 };
 
 #endif
@@ -260,7 +261,7 @@ static const AVFilterPad azmq_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_azmq = {
+const AVFilter ff_af_azmq = {
     .name        = "azmq",
     .description = NULL_IF_CONFIG_SMALL("Receive commands through ZMQ and broker them to filters."),
     .init        = init,
@@ -269,6 +270,7 @@ AVFilter ff_af_azmq = {
     .inputs      = azmq_inputs,
     .outputs     = azmq_outputs,
     .priv_class  = &azmq_class,
+    .next        = ff_next_af_azmq,
 };
 
 #endif
diff --git a/libavfilter/fifo.c b/libavfilter/fifo.c
index 0fa0f86cb3..1ab548c4f7 100644
--- a/libavfilter/fifo.c
+++ b/libavfilter/fifo.c
@@ -270,7 +270,7 @@ static const AVFilterPad avfilter_vf_fifo_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_fifo = {
+const AVFilter ff_vf_fifo = {
     .name      = "fifo",
     .description = NULL_IF_CONFIG_SMALL("Buffer input images and send them when they are requested."),
 
@@ -281,6 +281,7 @@ AVFilter ff_vf_fifo = {
 
     .inputs    = avfilter_vf_fifo_inputs,
     .outputs   = avfilter_vf_fifo_outputs,
+    .next      = ff_next_vf_fifo,
 };
 
 static const AVFilterPad avfilter_af_afifo_inputs[] = {
@@ -301,7 +302,7 @@ static const AVFilterPad avfilter_af_afifo_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_afifo = {
+const AVFilter ff_af_afifo = {
     .name        = "afifo",
     .description = NULL_IF_CONFIG_SMALL("Buffer input frames and send them when they are requested."),
 
@@ -312,4 +313,5 @@ AVFilter ff_af_afifo = {
 
     .inputs    = avfilter_af_afifo_inputs,
     .outputs   = avfilter_af_afifo_outputs,
+    .next      = ff_next_af_afifo,
 };
diff --git a/libavfilter/internal.h b/libavfilter/internal.h
index f9679ed1d7..3a467be5da 100644
--- a/libavfilter/internal.h
+++ b/libavfilter/internal.h
@@ -35,6 +35,8 @@
 #include "libavcodec/avcodec.h"
 #include "libavcodec/internal.h"
 
+#include "libavfilter/filter_list.h"
+
 typedef struct AVFilterCommand {
     double time;                ///< time expressed in seconds
     char *command;              ///< command
diff --git a/libavfilter/setpts.c b/libavfilter/setpts.c
index 4505498bf3..9f381e1cf4 100644
--- a/libavfilter/setpts.c
+++ b/libavfilter/setpts.c
@@ -249,7 +249,7 @@ static const AVFilterPad avfilter_vf_setpts_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_setpts = {
+const AVFilter ff_vf_setpts = {
     .name      = "setpts",
     .description = NULL_IF_CONFIG_SMALL("Set PTS for the output video frame."),
     .init      = init,
@@ -260,6 +260,7 @@ AVFilter ff_vf_setpts = {
 
     .inputs    = avfilter_vf_setpts_inputs,
     .outputs   = avfilter_vf_setpts_outputs,
+    .next      = ff_next_vf_setpts,
 };
 #endif /* CONFIG_SETPTS_FILTER */
 
@@ -286,7 +287,7 @@ static const AVFilterPad asetpts_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_asetpts = {
+const AVFilter ff_af_asetpts = {
     .name        = "asetpts",
     .description = NULL_IF_CONFIG_SMALL("Set PTS for the output audio frame."),
     .init        = init,
@@ -295,5 +296,6 @@ AVFilter ff_af_asetpts = {
     .priv_class  = &asetpts_class,
     .inputs      = asetpts_inputs,
     .outputs     = asetpts_outputs,
+    .next        = ff_next_af_asetpts,
 };
 #endif /* CONFIG_ASETPTS_FILTER */
diff --git a/libavfilter/settb.c b/libavfilter/settb.c
index 83616c1361..cac08b16ec 100644
--- a/libavfilter/settb.c
+++ b/libavfilter/settb.c
@@ -143,13 +143,14 @@ static const AVFilterPad avfilter_vf_settb_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_settb = {
+const AVFilter ff_vf_settb = {
     .name        = "settb",
     .description = NULL_IF_CONFIG_SMALL("Set timebase for the video output link."),
     .priv_size   = sizeof(SetTBContext),
     .priv_class  = &settb_class,
     .inputs      = avfilter_vf_settb_inputs,
     .outputs     = avfilter_vf_settb_outputs,
+    .next        = ff_next_vf_settb,
 };
 #endif /* CONFIG_SETTB_FILTER */
 
@@ -176,12 +177,13 @@ static const AVFilterPad avfilter_af_asettb_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_asettb = {
+const AVFilter ff_af_asettb = {
     .name        = "asettb",
     .description = NULL_IF_CONFIG_SMALL("Set timebase for the audio output link."),
     .priv_size   = sizeof(SetTBContext),
     .inputs      = avfilter_af_asettb_inputs,
     .outputs     = avfilter_af_asettb_outputs,
     .priv_class  = &asettb_class,
+    .next        = ff_next_af_asettb,
 };
 #endif /* CONFIG_ASETTB_FILTER */
diff --git a/libavfilter/split.c b/libavfilter/split.c
index 8b260a9ba3..ca298d082d 100644
--- a/libavfilter/split.c
+++ b/libavfilter/split.c
@@ -113,6 +113,7 @@ AVFILTER_DEFINE_CLASS(split);
 #define asplit_options options
 AVFILTER_DEFINE_CLASS(asplit);
 
+#if CONFIG_SPLIT_FILTER
 static const AVFilterPad avfilter_vf_split_inputs[] = {
     {
         .name         = "default",
@@ -122,7 +123,7 @@ static const AVFilterPad avfilter_vf_split_inputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_split = {
+const AVFilter ff_vf_split = {
     .name        = "split",
     .description = NULL_IF_CONFIG_SMALL("Pass on the input to N video outputs."),
     .priv_size   = sizeof(SplitContext),
@@ -132,8 +133,11 @@ AVFilter ff_vf_split = {
     .inputs      = avfilter_vf_split_inputs,
     .outputs     = NULL,
     .flags       = AVFILTER_FLAG_DYNAMIC_OUTPUTS,
+    .next        = ff_next_vf_split,
 };
+#endif /* CONFIG_SPLIT_FILTER */
 
+#if CONFIG_ASPLIT_FILTER
 static const AVFilterPad avfilter_af_asplit_inputs[] = {
     {
         .name         = "default",
@@ -143,7 +147,7 @@ static const AVFilterPad avfilter_af_asplit_inputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_asplit = {
+const AVFilter ff_af_asplit = {
     .name        = "asplit",
     .description = NULL_IF_CONFIG_SMALL("Pass on the audio input to N audio outputs."),
     .priv_size   = sizeof(SplitContext),
@@ -153,4 +157,6 @@ AVFilter ff_af_asplit = {
     .inputs      = avfilter_af_asplit_inputs,
     .outputs     = NULL,
     .flags       = AVFILTER_FLAG_DYNAMIC_OUTPUTS,
+    .next        = ff_next_af_asplit,
 };
+#endif /* CONFIG_ASPLIT_FILTER */
diff --git a/libavfilter/src_movie.c b/libavfilter/src_movie.c
index 258ba504a5..ddef7ba898 100644
--- a/libavfilter/src_movie.c
+++ b/libavfilter/src_movie.c
@@ -658,7 +658,7 @@ static int process_command(AVFilterContext *ctx, const char *cmd, const char *ar
 
 AVFILTER_DEFINE_CLASS(movie);
 
-AVFilter ff_avsrc_movie = {
+const AVFilter ff_avsrc_movie = {
     .name          = "movie",
     .description   = NULL_IF_CONFIG_SMALL("Read from a movie source."),
     .priv_size     = sizeof(MovieContext),
@@ -670,7 +670,8 @@ AVFilter ff_avsrc_movie = {
     .inputs    = NULL,
     .outputs   = NULL,
     .flags     = AVFILTER_FLAG_DYNAMIC_OUTPUTS,
-    .process_command = process_command
+    .process_command = process_command,
+    .next      = ff_next_avsrc_movie,
 };
 
 #endif  /* CONFIG_MOVIE_FILTER */
@@ -680,7 +681,7 @@ AVFilter ff_avsrc_movie = {
 #define amovie_options movie_options
 AVFILTER_DEFINE_CLASS(amovie);
 
-AVFilter ff_avsrc_amovie = {
+const AVFilter ff_avsrc_amovie = {
     .name          = "amovie",
     .description   = NULL_IF_CONFIG_SMALL("Read audio from a movie source."),
     .priv_size     = sizeof(MovieContext),
@@ -693,6 +694,7 @@ AVFilter ff_avsrc_amovie = {
     .priv_class = &amovie_class,
     .flags      = AVFILTER_FLAG_DYNAMIC_OUTPUTS,
     .process_command = process_command,
+    .next       = ff_next_avsrc_amovie,
 };
 
 #endif /* CONFIG_AMOVIE_FILTER */
diff --git a/libavfilter/trim.c b/libavfilter/trim.c
index 1dbbabbb93..c494e4bbde 100644
--- a/libavfilter/trim.c
+++ b/libavfilter/trim.c
@@ -207,7 +207,7 @@ static const AVFilterPad trim_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_trim = {
+const AVFilter ff_vf_trim = {
     .name        = "trim",
     .description = NULL_IF_CONFIG_SMALL("Pick one continuous section from the input, drop the rest."),
     .init        = init,
@@ -215,6 +215,7 @@ AVFilter ff_vf_trim = {
     .priv_class  = &trim_class,
     .inputs      = trim_inputs,
     .outputs     = trim_outputs,
+    .next        = ff_next_vf_trim,
 };
 #endif // CONFIG_TRIM_FILTER
 
@@ -361,7 +362,7 @@ static const AVFilterPad atrim_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_atrim = {
+const AVFilter ff_af_atrim = {
     .name        = "atrim",
     .description = NULL_IF_CONFIG_SMALL("Pick one continuous section from the input, drop the rest."),
     .init        = init,
@@ -369,5 +370,6 @@ AVFilter ff_af_atrim = {
     .priv_class  = &atrim_class,
     .inputs      = atrim_inputs,
     .outputs     = atrim_outputs,
+    .next        = ff_next_af_atrim,
 };
 #endif // CONFIG_ATRIM_FILTER
diff --git a/libavfilter/vaf_spectrumsynth.c b/libavfilter/vaf_spectrumsynth.c
index fed2cbba03..1dfae713e0 100644
--- a/libavfilter/vaf_spectrumsynth.c
+++ b/libavfilter/vaf_spectrumsynth.c
@@ -531,7 +531,7 @@ static const AVFilterPad spectrumsynth_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vaf_spectrumsynth = {
+const AVFilter ff_vaf_spectrumsynth = {
     .name          = "spectrumsynth",
     .description   = NULL_IF_CONFIG_SMALL("Convert input spectrum videos to audio output."),
     .uninit        = uninit,
@@ -540,4 +540,5 @@ AVFilter ff_vaf_spectrumsynth = {
     .inputs        = spectrumsynth_inputs,
     .outputs       = spectrumsynth_outputs,
     .priv_class    = &spectrumsynth_class,
+    .next          = ff_next_vaf_spectrumsynth,
 };
diff --git a/libavfilter/vf_alphamerge.c b/libavfilter/vf_alphamerge.c
index 45fa340fcc..896345b6b4 100644
--- a/libavfilter/vf_alphamerge.c
+++ b/libavfilter/vf_alphamerge.c
@@ -205,7 +205,7 @@ static const AVFilterPad alphamerge_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_alphamerge = {
+const AVFilter ff_vf_alphamerge = {
     .name           = "alphamerge",
     .description    = NULL_IF_CONFIG_SMALL("Copy the luma value of the second "
                       "input into the alpha channel of the first input."),
@@ -214,4 +214,5 @@ AVFilter ff_vf_alphamerge = {
     .query_formats  = query_formats,
     .inputs         = alphamerge_inputs,
     .outputs        = alphamerge_outputs,
+    .next           = ff_next_vf_alphamerge,
 };
diff --git a/libavfilter/vf_aspect.c b/libavfilter/vf_aspect.c
index c042698ef7..c6174dd1cb 100644
--- a/libavfilter/vf_aspect.c
+++ b/libavfilter/vf_aspect.c
@@ -185,13 +185,14 @@ static const AVFilterPad avfilter_vf_setdar_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_setdar = {
+const AVFilter ff_vf_setdar = {
     .name        = "setdar",
     .description = NULL_IF_CONFIG_SMALL("Set the frame display aspect ratio."),
     .priv_size   = sizeof(AspectContext),
     .priv_class  = &setdar_class,
     .inputs      = avfilter_vf_setdar_inputs,
     .outputs     = avfilter_vf_setdar_outputs,
+    .next        = ff_next_vf_setdar,
 };
 
 #endif /* CONFIG_SETDAR_FILTER */
@@ -249,13 +250,14 @@ static const AVFilterPad avfilter_vf_setsar_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_setsar = {
+const AVFilter ff_vf_setsar = {
     .name        = "setsar",
     .description = NULL_IF_CONFIG_SMALL("Set the pixel sample aspect ratio."),
     .priv_size   = sizeof(AspectContext),
     .priv_class  = &setsar_class,
     .inputs      = avfilter_vf_setsar_inputs,
     .outputs     = avfilter_vf_setsar_outputs,
+    .next        = ff_next_vf_setsar,
 };
 
 #endif /* CONFIG_SETSAR_FILTER */
diff --git a/libavfilter/vf_atadenoise.c b/libavfilter/vf_atadenoise.c
index 03b772c674..fee149c56e 100644
--- a/libavfilter/vf_atadenoise.c
+++ b/libavfilter/vf_atadenoise.c
@@ -423,7 +423,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_atadenoise = {
+const AVFilter ff_vf_atadenoise = {
     .name          = "atadenoise",
     .description   = NULL_IF_CONFIG_SMALL("Apply an Adaptive Temporal Averaging Denoiser."),
     .priv_size     = sizeof(ATADenoiseContext),
@@ -434,4 +434,5 @@ AVFilter ff_vf_atadenoise = {
     .inputs        = inputs,
     .outputs       = outputs,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL | AVFILTER_FLAG_SLICE_THREADS,
+    .next          = ff_next_vf_atadenoise,
 };
diff --git a/libavfilter/vf_avgblur.c b/libavfilter/vf_avgblur.c
index afd4a6ab79..0609a784d5 100644
--- a/libavfilter/vf_avgblur.c
+++ b/libavfilter/vf_avgblur.c
@@ -313,7 +313,7 @@ static const AVFilterPad avgblur_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_avgblur = {
+const AVFilter ff_vf_avgblur = {
     .name          = "avgblur",
     .description   = NULL_IF_CONFIG_SMALL("Apply Average Blur filter."),
     .priv_size     = sizeof(AverageBlurContext),
@@ -323,4 +323,5 @@ AVFilter ff_vf_avgblur = {
     .inputs        = avgblur_inputs,
     .outputs       = avgblur_outputs,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC | AVFILTER_FLAG_SLICE_THREADS,
+    .next          = ff_next_vf_avgblur,
 };
diff --git a/libavfilter/vf_bbox.c b/libavfilter/vf_bbox.c
index 4ac2980a6c..48a2535742 100644
--- a/libavfilter/vf_bbox.c
+++ b/libavfilter/vf_bbox.c
@@ -122,7 +122,7 @@ static const AVFilterPad bbox_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_bbox = {
+const AVFilter ff_vf_bbox = {
     .name          = "bbox",
     .description   = NULL_IF_CONFIG_SMALL("Compute bounding box for each frame."),
     .priv_size     = sizeof(BBoxContext),
@@ -131,4 +131,5 @@ AVFilter ff_vf_bbox = {
     .inputs        = bbox_inputs,
     .outputs       = bbox_outputs,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+    .next          = ff_next_vf_bbox,
 };
diff --git a/libavfilter/vf_bitplanenoise.c b/libavfilter/vf_bitplanenoise.c
index dd6864bc5e..3a5bbd8a2f 100644
--- a/libavfilter/vf_bitplanenoise.c
+++ b/libavfilter/vf_bitplanenoise.c
@@ -214,7 +214,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_bitplanenoise = {
+const AVFilter ff_vf_bitplanenoise = {
     .name           = "bitplanenoise",
     .description    = NULL_IF_CONFIG_SMALL("Measure bit plane noise."),
     .priv_size      = sizeof(BPNContext),
@@ -223,4 +223,5 @@ AVFilter ff_vf_bitplanenoise = {
     .outputs        = outputs,
     .priv_class     = &bitplanenoise_class,
     .flags          = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+    .next           = ff_next_vf_bitplanenoise,
 };
diff --git a/libavfilter/vf_blackdetect.c b/libavfilter/vf_blackdetect.c
index 06ef9988d1..9fdf6a3d6a 100644
--- a/libavfilter/vf_blackdetect.c
+++ b/libavfilter/vf_blackdetect.c
@@ -200,7 +200,7 @@ static const AVFilterPad blackdetect_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_blackdetect = {
+const AVFilter ff_vf_blackdetect = {
     .name          = "blackdetect",
     .description   = NULL_IF_CONFIG_SMALL("Detect video intervals that are (almost) black."),
     .priv_size     = sizeof(BlackDetectContext),
@@ -208,4 +208,5 @@ AVFilter ff_vf_blackdetect = {
     .inputs        = blackdetect_inputs,
     .outputs       = blackdetect_outputs,
     .priv_class    = &blackdetect_class,
+    .next          = ff_next_vf_blackdetect,
 };
diff --git a/libavfilter/vf_blackframe.c b/libavfilter/vf_blackframe.c
index 804965c42c..dba3c6c2c0 100644
--- a/libavfilter/vf_blackframe.c
+++ b/libavfilter/vf_blackframe.c
@@ -132,7 +132,7 @@ static const AVFilterPad avfilter_vf_blackframe_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_blackframe = {
+const AVFilter ff_vf_blackframe = {
     .name          = "blackframe",
     .description   = NULL_IF_CONFIG_SMALL("Detect frames that are (almost) black."),
     .priv_size     = sizeof(BlackFrameContext),
@@ -140,4 +140,5 @@ AVFilter ff_vf_blackframe = {
     .query_formats = query_formats,
     .inputs        = avfilter_vf_blackframe_inputs,
     .outputs       = avfilter_vf_blackframe_outputs,
+    .next          = ff_next_vf_blackframe,
 };
diff --git a/libavfilter/vf_blend.c b/libavfilter/vf_blend.c
index 70c37c75da..eb442d6347 100644
--- a/libavfilter/vf_blend.c
+++ b/libavfilter/vf_blend.c
@@ -605,7 +605,7 @@ static const AVFilterPad blend_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_blend = {
+const AVFilter ff_vf_blend = {
     .name          = "blend",
     .description   = NULL_IF_CONFIG_SMALL("Blend two video frames into each other."),
     .preinit       = blend_framesync_preinit,
@@ -618,6 +618,7 @@ AVFilter ff_vf_blend = {
     .outputs       = blend_outputs,
     .priv_class    = &blend_class,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL | AVFILTER_FLAG_SLICE_THREADS,
+    .next          = ff_next_vf_blend,
 };
 
 #endif
@@ -664,7 +665,7 @@ static const AVFilterPad tblend_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_tblend = {
+const AVFilter ff_vf_tblend = {
     .name          = "tblend",
     .description   = NULL_IF_CONFIG_SMALL("Blend successive frames."),
     .priv_size     = sizeof(BlendContext),
@@ -675,6 +676,7 @@ AVFilter ff_vf_tblend = {
     .inputs        = tblend_inputs,
     .outputs       = tblend_outputs,
     .flags         = AVFILTER_FLAG_SLICE_THREADS,
+    .next          = ff_next_vf_tblend,
 };
 
 #endif
diff --git a/libavfilter/vf_boxblur.c b/libavfilter/vf_boxblur.c
index 8e43986846..e29673f9da 100644
--- a/libavfilter/vf_boxblur.c
+++ b/libavfilter/vf_boxblur.c
@@ -399,7 +399,7 @@ static const AVFilterPad avfilter_vf_boxblur_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_boxblur = {
+const AVFilter ff_vf_boxblur = {
     .name          = "boxblur",
     .description   = NULL_IF_CONFIG_SMALL("Blur the input."),
     .priv_size     = sizeof(BoxBlurContext),
@@ -410,4 +410,5 @@ AVFilter ff_vf_boxblur = {
     .inputs        = avfilter_vf_boxblur_inputs,
     .outputs       = avfilter_vf_boxblur_outputs,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+    .next          = ff_next_vf_boxblur,
 };
diff --git a/libavfilter/vf_bwdif.c b/libavfilter/vf_bwdif.c
index b691983611..f32fedaf0c 100644
--- a/libavfilter/vf_bwdif.c
+++ b/libavfilter/vf_bwdif.c
@@ -571,7 +571,7 @@ static const AVFilterPad avfilter_vf_bwdif_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_bwdif = {
+const AVFilter ff_vf_bwdif = {
     .name          = "bwdif",
     .description   = NULL_IF_CONFIG_SMALL("Deinterlace the input image."),
     .priv_size     = sizeof(BWDIFContext),
@@ -581,4 +581,5 @@ AVFilter ff_vf_bwdif = {
     .inputs        = avfilter_vf_bwdif_inputs,
     .outputs       = avfilter_vf_bwdif_outputs,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL | AVFILTER_FLAG_SLICE_THREADS,
+    .next          = ff_next_vf_bwdif,
 };
diff --git a/libavfilter/vf_chromakey.c b/libavfilter/vf_chromakey.c
index 88414783bc..bd8a3ea719 100644
--- a/libavfilter/vf_chromakey.c
+++ b/libavfilter/vf_chromakey.c
@@ -195,7 +195,7 @@ static const AVOption chromakey_options[] = {
 
 AVFILTER_DEFINE_CLASS(chromakey);
 
-AVFilter ff_vf_chromakey = {
+const AVFilter ff_vf_chromakey = {
     .name          = "chromakey",
     .description   = NULL_IF_CONFIG_SMALL("Turns a certain color into transparency. Operates on YUV colors."),
     .priv_size     = sizeof(ChromakeyContext),
@@ -205,4 +205,5 @@ AVFilter ff_vf_chromakey = {
     .inputs        = chromakey_inputs,
     .outputs       = chromakey_outputs,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC | AVFILTER_FLAG_SLICE_THREADS,
+    .next          = ff_next_vf_chromakey,
 };
diff --git a/libavfilter/vf_ciescope.c b/libavfilter/vf_ciescope.c
index 7c0cfed061..8fa33dd91a 100644
--- a/libavfilter/vf_ciescope.c
+++ b/libavfilter/vf_ciescope.c
@@ -1500,7 +1500,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_ciescope = {
+const AVFilter ff_vf_ciescope = {
     .name          = "ciescope",
     .description   = NULL_IF_CONFIG_SMALL("Video CIE scope."),
     .priv_size     = sizeof(CiescopeContext),
@@ -1509,4 +1509,5 @@ AVFilter ff_vf_ciescope = {
     .uninit        = uninit,
     .inputs        = inputs,
     .outputs       = outputs,
+    .next          = ff_next_vf_ciescope,
 };
diff --git a/libavfilter/vf_codecview.c b/libavfilter/vf_codecview.c
index 331bfba777..f7ee03d5c1 100644
--- a/libavfilter/vf_codecview.c
+++ b/libavfilter/vf_codecview.c
@@ -310,7 +310,7 @@ static const AVFilterPad codecview_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_codecview = {
+const AVFilter ff_vf_codecview = {
     .name          = "codecview",
     .description   = NULL_IF_CONFIG_SMALL("Visualize information about some codecs."),
     .priv_size     = sizeof(CodecViewContext),
@@ -319,4 +319,5 @@ AVFilter ff_vf_codecview = {
     .outputs       = codecview_outputs,
     .priv_class    = &codecview_class,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+    .next          = ff_next_vf_codecview,
 };
diff --git a/libavfilter/vf_colorbalance.c b/libavfilter/vf_colorbalance.c
index f9965248fe..bc9d1cb199 100644
--- a/libavfilter/vf_colorbalance.c
+++ b/libavfilter/vf_colorbalance.c
@@ -202,7 +202,7 @@ static const AVFilterPad colorbalance_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_colorbalance = {
+const AVFilter ff_vf_colorbalance = {
     .name          = "colorbalance",
     .description   = NULL_IF_CONFIG_SMALL("Adjust the color balance."),
     .priv_size     = sizeof(ColorBalanceContext),
@@ -211,4 +211,5 @@ AVFilter ff_vf_colorbalance = {
     .inputs        = colorbalance_inputs,
     .outputs       = colorbalance_outputs,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+    .next          = ff_next_vf_colorbalance,
 };
diff --git a/libavfilter/vf_colorchannelmixer.c b/libavfilter/vf_colorchannelmixer.c
index 2e068fa794..e2434713c8 100644
--- a/libavfilter/vf_colorchannelmixer.c
+++ b/libavfilter/vf_colorchannelmixer.c
@@ -349,7 +349,7 @@ static const AVFilterPad colorchannelmixer_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_colorchannelmixer = {
+const AVFilter ff_vf_colorchannelmixer = {
     .name          = "colorchannelmixer",
     .description   = NULL_IF_CONFIG_SMALL("Adjust colors by mixing color channels."),
     .priv_size     = sizeof(ColorChannelMixerContext),
@@ -359,4 +359,5 @@ AVFilter ff_vf_colorchannelmixer = {
     .inputs        = colorchannelmixer_inputs,
     .outputs       = colorchannelmixer_outputs,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+    .next          = ff_next_vf_colorchannelmixer,
 };
diff --git a/libavfilter/vf_colorkey.c b/libavfilter/vf_colorkey.c
index 3d65e59d42..25dd50f0ee 100644
--- a/libavfilter/vf_colorkey.c
+++ b/libavfilter/vf_colorkey.c
@@ -157,7 +157,7 @@ static const AVOption colorkey_options[] = {
 
 AVFILTER_DEFINE_CLASS(colorkey);
 
-AVFilter ff_vf_colorkey = {
+const AVFilter ff_vf_colorkey = {
     .name          = "colorkey",
     .description   = NULL_IF_CONFIG_SMALL("Turns a certain color into transparency. Operates on RGB colors."),
     .priv_size     = sizeof(ColorkeyContext),
@@ -166,4 +166,5 @@ AVFilter ff_vf_colorkey = {
     .inputs        = colorkey_inputs,
     .outputs       = colorkey_outputs,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC | AVFILTER_FLAG_SLICE_THREADS,
+    .next          = ff_next_vf_colorkey,
 };
diff --git a/libavfilter/vf_colorlevels.c b/libavfilter/vf_colorlevels.c
index 5385a5e754..65129c95bd 100644
--- a/libavfilter/vf_colorlevels.c
+++ b/libavfilter/vf_colorlevels.c
@@ -244,7 +244,7 @@ static const AVFilterPad colorlevels_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_colorlevels = {
+const AVFilter ff_vf_colorlevels = {
     .name          = "colorlevels",
     .description   = NULL_IF_CONFIG_SMALL("Adjust the color levels."),
     .priv_size     = sizeof(ColorLevelsContext),
@@ -253,4 +253,5 @@ AVFilter ff_vf_colorlevels = {
     .inputs        = colorlevels_inputs,
     .outputs       = colorlevels_outputs,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+    .next          = ff_next_vf_colorlevels,
 };
diff --git a/libavfilter/vf_colormatrix.c b/libavfilter/vf_colormatrix.c
index 3a02e2b86e..6dcda9da7d 100644
--- a/libavfilter/vf_colormatrix.c
+++ b/libavfilter/vf_colormatrix.c
@@ -507,7 +507,7 @@ static const AVFilterPad colormatrix_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_colormatrix = {
+const AVFilter ff_vf_colormatrix = {
     .name          = "colormatrix",
     .description   = NULL_IF_CONFIG_SMALL("Convert color matrix."),
     .priv_size     = sizeof(ColorMatrixContext),
@@ -517,4 +517,5 @@ AVFilter ff_vf_colormatrix = {
     .outputs       = colormatrix_outputs,
     .priv_class    = &colormatrix_class,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC | AVFILTER_FLAG_SLICE_THREADS,
+    .next          = ff_next_vf_colormatrix,
 };
diff --git a/libavfilter/vf_colorspace.c b/libavfilter/vf_colorspace.c
index 71ea08a20f..1b218a5db7 100644
--- a/libavfilter/vf_colorspace.c
+++ b/libavfilter/vf_colorspace.c
@@ -1202,7 +1202,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_colorspace = {
+const AVFilter ff_vf_colorspace = {
     .name            = "colorspace",
     .description     = NULL_IF_CONFIG_SMALL("Convert between colorspaces."),
     .init            = init,
@@ -1213,4 +1213,5 @@ AVFilter ff_vf_colorspace = {
     .inputs          = inputs,
     .outputs         = outputs,
     .flags           = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC | AVFILTER_FLAG_SLICE_THREADS,
+    .next            = ff_next_vf_colorspace,
 };
diff --git a/libavfilter/vf_convolution.c b/libavfilter/vf_convolution.c
index d7f8bf8a65..c5b4d112cb 100644
--- a/libavfilter/vf_convolution.c
+++ b/libavfilter/vf_convolution.c
@@ -1052,7 +1052,7 @@ static const AVFilterPad convolution_outputs[] = {
 
 #if CONFIG_CONVOLUTION_FILTER
 
-AVFilter ff_vf_convolution = {
+const AVFilter ff_vf_convolution = {
     .name          = "convolution",
     .description   = NULL_IF_CONFIG_SMALL("Apply convolution filter."),
     .priv_size     = sizeof(ConvolutionContext),
@@ -1063,6 +1063,7 @@ AVFilter ff_vf_convolution = {
     .inputs        = convolution_inputs,
     .outputs       = convolution_outputs,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC | AVFILTER_FLAG_SLICE_THREADS,
+    .next          = ff_next_vf_convolution,
 };
 
 #endif /* CONFIG_CONVOLUTION_FILTER */
@@ -1078,7 +1079,7 @@ static const AVOption prewitt_options[] = {
 
 AVFILTER_DEFINE_CLASS(prewitt);
 
-AVFilter ff_vf_prewitt = {
+const AVFilter ff_vf_prewitt = {
     .name          = "prewitt",
     .description   = NULL_IF_CONFIG_SMALL("Apply prewitt operator."),
     .priv_size     = sizeof(ConvolutionContext),
@@ -1089,6 +1090,7 @@ AVFilter ff_vf_prewitt = {
     .inputs        = convolution_inputs,
     .outputs       = convolution_outputs,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC | AVFILTER_FLAG_SLICE_THREADS,
+    .next          = ff_next_vf_prewitt,
 };
 
 #endif /* CONFIG_PREWITT_FILTER */
@@ -1104,7 +1106,7 @@ static const AVOption sobel_options[] = {
 
 AVFILTER_DEFINE_CLASS(sobel);
 
-AVFilter ff_vf_sobel = {
+const AVFilter ff_vf_sobel = {
     .name          = "sobel",
     .description   = NULL_IF_CONFIG_SMALL("Apply sobel operator."),
     .priv_size     = sizeof(ConvolutionContext),
@@ -1115,6 +1117,7 @@ AVFilter ff_vf_sobel = {
     .inputs        = convolution_inputs,
     .outputs       = convolution_outputs,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC | AVFILTER_FLAG_SLICE_THREADS,
+    .next          = ff_next_vf_sobel,
 };
 
 #endif /* CONFIG_SOBEL_FILTER */
@@ -1130,7 +1133,7 @@ static const AVOption roberts_options[] = {
 
 AVFILTER_DEFINE_CLASS(roberts);
 
-AVFilter ff_vf_roberts = {
+const AVFilter ff_vf_roberts = {
     .name          = "roberts",
     .description   = NULL_IF_CONFIG_SMALL("Apply roberts cross operator."),
     .priv_size     = sizeof(ConvolutionContext),
@@ -1141,6 +1144,7 @@ AVFilter ff_vf_roberts = {
     .inputs        = convolution_inputs,
     .outputs       = convolution_outputs,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC | AVFILTER_FLAG_SLICE_THREADS,
+    .next          = ff_next_vf_roberts,
 };
 
 #endif /* CONFIG_ROBERTS_FILTER */
diff --git a/libavfilter/vf_convolve.c b/libavfilter/vf_convolve.c
index 982eda1cbc..4ba0e18c9b 100644
--- a/libavfilter/vf_convolve.c
+++ b/libavfilter/vf_convolve.c
@@ -623,7 +623,7 @@ static const AVFilterPad convolve_outputs[] = {
 
 FRAMESYNC_DEFINE_CLASS(convolve, ConvolveContext, fs);
 
-AVFilter ff_vf_convolve = {
+const AVFilter ff_vf_convolve = {
     .name          = "convolve",
     .description   = NULL_IF_CONFIG_SMALL("Convolve first video stream with second video stream."),
     .preinit       = convolve_framesync_preinit,
@@ -636,6 +636,7 @@ AVFilter ff_vf_convolve = {
     .inputs        = convolve_inputs,
     .outputs       = convolve_outputs,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL | AVFILTER_FLAG_SLICE_THREADS,
+    .next          = ff_next_vf_convolve,
 };
 
 #endif /* CONFIG_CONVOLVE_FILTER */
@@ -653,7 +654,7 @@ static const AVOption deconvolve_options[] = {
 
 FRAMESYNC_DEFINE_CLASS(deconvolve, ConvolveContext, fs);
 
-AVFilter ff_vf_deconvolve = {
+const AVFilter ff_vf_deconvolve = {
     .name          = "deconvolve",
     .description   = NULL_IF_CONFIG_SMALL("Deconvolve first video stream with second video stream."),
     .preinit       = deconvolve_framesync_preinit,
@@ -666,6 +667,7 @@ AVFilter ff_vf_deconvolve = {
     .inputs        = convolve_inputs,
     .outputs       = convolve_outputs,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL | AVFILTER_FLAG_SLICE_THREADS,
+    .next          = ff_next_vf_deconvolve,
 };
 
 #endif /* CONFIG_DECONVOLVE_FILTER */
diff --git a/libavfilter/vf_copy.c b/libavfilter/vf_copy.c
index b0159cff00..57c0628823 100644
--- a/libavfilter/vf_copy.c
+++ b/libavfilter/vf_copy.c
@@ -76,10 +76,11 @@ static const AVFilterPad avfilter_vf_copy_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_copy = {
+const AVFilter ff_vf_copy = {
     .name        = "copy",
     .description = NULL_IF_CONFIG_SMALL("Copy the input video unchanged to the output."),
     .inputs      = avfilter_vf_copy_inputs,
     .outputs     = avfilter_vf_copy_outputs,
     .query_formats = query_formats,
+    .next        = ff_next_vf_copy,
 };
diff --git a/libavfilter/vf_coreimage.m b/libavfilter/vf_coreimage.m
index 323a28caa1..9c90f7fa21 100644
--- a/libavfilter/vf_coreimage.m
+++ b/libavfilter/vf_coreimage.m
@@ -654,7 +654,7 @@ static const AVOption coreimage_options[] = {
 
 AVFILTER_DEFINE_CLASS(coreimage);
 
-AVFilter ff_vf_coreimage = {
+const AVFilter ff_vf_coreimage = {
     .name          = "coreimage",
     .description   = NULL_IF_CONFIG_SMALL("Video filtering using CoreImage API."),
     .init          = init,
@@ -664,6 +664,7 @@ AVFilter ff_vf_coreimage = {
     .inputs        = vf_coreimage_inputs,
     .outputs       = vf_coreimage_outputs,
     .query_formats = query_formats,
+    .next          = ff_next_vf_coreimage,
 };
 
 // definitions for coreimagesrc video source
@@ -675,7 +676,7 @@ static const AVOption coreimagesrc_options[] = {
 
 AVFILTER_DEFINE_CLASS(coreimagesrc);
 
-AVFilter ff_vsrc_coreimagesrc = {
+const AVFilter ff_vsrc_coreimagesrc = {
     .name          = "coreimagesrc",
     .description   = NULL_IF_CONFIG_SMALL("Video source using image generators of CoreImage API."),
     .init          = init_src,
@@ -685,4 +686,5 @@ AVFilter ff_vsrc_coreimagesrc = {
     .inputs        = NULL,
     .outputs       = vsrc_coreimagesrc_outputs,
     .query_formats = query_formats_src,
+    .next          = ff_next_vsrc_coreimagesrc,
 };
diff --git a/libavfilter/vf_cover_rect.c b/libavfilter/vf_cover_rect.c
index f7f61038e3..7a0af21300 100644
--- a/libavfilter/vf_cover_rect.c
+++ b/libavfilter/vf_cover_rect.c
@@ -247,7 +247,7 @@ static const AVFilterPad cover_rect_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_cover_rect = {
+const AVFilter ff_vf_cover_rect = {
     .name            = "cover_rect",
     .description     = NULL_IF_CONFIG_SMALL("Find and cover a user specified object."),
     .priv_size       = sizeof(CoverContext),
@@ -257,4 +257,5 @@ AVFilter ff_vf_cover_rect = {
     .inputs          = cover_rect_inputs,
     .outputs         = cover_rect_outputs,
     .priv_class      = &cover_rect_class,
+    .next            = ff_next_vf_cover_rect,
 };
diff --git a/libavfilter/vf_crop.c b/libavfilter/vf_crop.c
index 7c31c1665d..b1cafa8289 100644
--- a/libavfilter/vf_crop.c
+++ b/libavfilter/vf_crop.c
@@ -377,7 +377,7 @@ static const AVFilterPad avfilter_vf_crop_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_crop = {
+const AVFilter ff_vf_crop = {
     .name            = "crop",
     .description     = NULL_IF_CONFIG_SMALL("Crop the input video."),
     .priv_size       = sizeof(CropContext),
@@ -387,4 +387,5 @@ AVFilter ff_vf_crop = {
     .inputs          = avfilter_vf_crop_inputs,
     .outputs         = avfilter_vf_crop_outputs,
     .process_command = process_command,
+    .next            = ff_next_vf_crop,
 };
diff --git a/libavfilter/vf_cropdetect.c b/libavfilter/vf_cropdetect.c
index 7c7d0b953a..c2097f57c7 100644
--- a/libavfilter/vf_cropdetect.c
+++ b/libavfilter/vf_cropdetect.c
@@ -272,7 +272,7 @@ static const AVFilterPad avfilter_vf_cropdetect_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_cropdetect = {
+const AVFilter ff_vf_cropdetect = {
     .name          = "cropdetect",
     .description   = NULL_IF_CONFIG_SMALL("Auto-detect crop size."),
     .priv_size     = sizeof(CropDetectContext),
@@ -282,4 +282,5 @@ AVFilter ff_vf_cropdetect = {
     .inputs        = avfilter_vf_cropdetect_inputs,
     .outputs       = avfilter_vf_cropdetect_outputs,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+    .next          = ff_next_vf_cropdetect,
 };
diff --git a/libavfilter/vf_curves.c b/libavfilter/vf_curves.c
index 19ab789152..1ee47401ec 100644
--- a/libavfilter/vf_curves.c
+++ b/libavfilter/vf_curves.c
@@ -682,7 +682,7 @@ static const AVFilterPad curves_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_curves = {
+const AVFilter ff_vf_curves = {
     .name          = "curves",
     .description   = NULL_IF_CONFIG_SMALL("Adjust components curves."),
     .priv_size     = sizeof(CurvesContext),
@@ -693,4 +693,5 @@ AVFilter ff_vf_curves = {
     .outputs       = curves_outputs,
     .priv_class    = &curves_class,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC | AVFILTER_FLAG_SLICE_THREADS,
+    .next          = ff_next_vf_curves,
 };
diff --git a/libavfilter/vf_datascope.c b/libavfilter/vf_datascope.c
index 467663556e..bb9e2befe2 100644
--- a/libavfilter/vf_datascope.c
+++ b/libavfilter/vf_datascope.c
@@ -390,6 +390,7 @@ static int config_output(AVFilterLink *outlink)
     return 0;
 }
 
+#if CONFIG_DATASCOPE_FILTER
 static const AVFilterPad inputs[] = {
     {
         .name         = "default",
@@ -409,7 +410,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_datascope = {
+const AVFilter ff_vf_datascope = {
     .name          = "datascope",
     .description   = NULL_IF_CONFIG_SMALL("Video data analysis."),
     .priv_size     = sizeof(DatascopeContext),
@@ -418,7 +419,9 @@ AVFilter ff_vf_datascope = {
     .inputs        = inputs,
     .outputs       = outputs,
     .flags         = AVFILTER_FLAG_SLICE_THREADS,
+    .next          = ff_next_vf_datascope,
 };
+#endif /* CONFIG_DATASCOPE_FILTER */
 
 typedef struct PixscopeContext {
     const AVClass *class;
@@ -642,6 +645,7 @@ static int pixscope_filter_frame(AVFilterLink *inlink, AVFrame *in)
     return ff_filter_frame(outlink, out);
 }
 
+#if CONFIG_PIXSCOPE_FILTER
 static const AVFilterPad pixscope_inputs[] = {
     {
         .name           = "default",
@@ -660,7 +664,7 @@ static const AVFilterPad pixscope_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_pixscope = {
+const AVFilter ff_vf_pixscope = {
     .name          = "pixscope",
     .description   = NULL_IF_CONFIG_SMALL("Pixel data analysis."),
     .priv_size     = sizeof(PixscopeContext),
@@ -669,7 +673,9 @@ AVFilter ff_vf_pixscope = {
     .inputs        = pixscope_inputs,
     .outputs       = pixscope_outputs,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+    .next          = ff_next_vf_pixscope,
 };
+#endif /* CONFIG_PIXSCOPE_FILTER */
 
 typedef struct PixelValues {
     uint16_t p[4];
@@ -1022,6 +1028,7 @@ static int oscilloscope_filter_frame(AVFilterLink *inlink, AVFrame *frame)
     return ff_filter_frame(outlink, frame);
 }
 
+#if CONFIG_OSCILLOSCOPE_FILTER
 static const AVFilterPad oscilloscope_inputs[] = {
     {
         .name           = "default",
@@ -1041,7 +1048,7 @@ static const AVFilterPad oscilloscope_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_oscilloscope = {
+const AVFilter ff_vf_oscilloscope = {
     .name          = "oscilloscope",
     .description   = NULL_IF_CONFIG_SMALL("2D Video Oscilloscope."),
     .priv_size     = sizeof(OscilloscopeContext),
@@ -1051,4 +1058,6 @@ AVFilter ff_vf_oscilloscope = {
     .inputs        = oscilloscope_inputs,
     .outputs       = oscilloscope_outputs,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+    .next          = ff_next_vf_oscilloscope,
 };
+#endif /* CONFIG_OSCILLOSCOPE_FILTER */
diff --git a/libavfilter/vf_dctdnoiz.c b/libavfilter/vf_dctdnoiz.c
index cdbe5f853f..38228f472a 100644
--- a/libavfilter/vf_dctdnoiz.c
+++ b/libavfilter/vf_dctdnoiz.c
@@ -821,7 +821,7 @@ static const AVFilterPad dctdnoiz_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_dctdnoiz = {
+const AVFilter ff_vf_dctdnoiz = {
     .name          = "dctdnoiz",
     .description   = NULL_IF_CONFIG_SMALL("Denoise frames using 2D DCT."),
     .priv_size     = sizeof(DCTdnoizContext),
@@ -832,4 +832,5 @@ AVFilter ff_vf_dctdnoiz = {
     .outputs       = dctdnoiz_outputs,
     .priv_class    = &dctdnoiz_class,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC | AVFILTER_FLAG_SLICE_THREADS,
+    .next          = ff_next_vf_dctdnoiz,
 };
diff --git a/libavfilter/vf_deband.c b/libavfilter/vf_deband.c
index 713e80b049..5d3c05491b 100644
--- a/libavfilter/vf_deband.c
+++ b/libavfilter/vf_deband.c
@@ -457,7 +457,7 @@ static const AVFilterPad avfilter_vf_deband_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_deband = {
+const AVFilter ff_vf_deband = {
     .name          = "deband",
     .description   = NULL_IF_CONFIG_SMALL("Debands video."),
     .priv_size     = sizeof(DebandContext),
@@ -467,4 +467,5 @@ AVFilter ff_vf_deband = {
     .inputs        = avfilter_vf_deband_inputs,
     .outputs       = avfilter_vf_deband_outputs,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC | AVFILTER_FLAG_SLICE_THREADS,
+    .next          = ff_next_vf_deband,
 };
diff --git a/libavfilter/vf_decimate.c b/libavfilter/vf_decimate.c
index 53347c7f10..e9b9600c63 100644
--- a/libavfilter/vf_decimate.c
+++ b/libavfilter/vf_decimate.c
@@ -404,7 +404,7 @@ static const AVFilterPad decimate_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_decimate = {
+const AVFilter ff_vf_decimate = {
     .name          = "decimate",
     .description   = NULL_IF_CONFIG_SMALL("Decimate frames (post field matching filter)."),
     .init          = decimate_init,
@@ -414,4 +414,5 @@ AVFilter ff_vf_decimate = {
     .outputs       = decimate_outputs,
     .priv_class    = &decimate_class,
     .flags         = AVFILTER_FLAG_DYNAMIC_INPUTS,
+    .next          = ff_next_vf_decimate,
 };
diff --git a/libavfilter/vf_deflicker.c b/libavfilter/vf_deflicker.c
index 863a3508c1..f6d582285e 100644
--- a/libavfilter/vf_deflicker.c
+++ b/libavfilter/vf_deflicker.c
@@ -459,7 +459,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_deflicker = {
+const AVFilter ff_vf_deflicker = {
     .name          = "deflicker",
     .description   = NULL_IF_CONFIG_SMALL("Remove temporal frame luminance variations."),
     .priv_size     = sizeof(DeflickerContext),
@@ -468,4 +468,5 @@ AVFilter ff_vf_deflicker = {
     .query_formats = query_formats,
     .inputs        = inputs,
     .outputs       = outputs,
+    .next          = ff_next_vf_deflicker,
 };
diff --git a/libavfilter/vf_deinterlace_qsv.c b/libavfilter/vf_deinterlace_qsv.c
index 897e6bd622..99559d1fdb 100644
--- a/libavfilter/vf_deinterlace_qsv.c
+++ b/libavfilter/vf_deinterlace_qsv.c
@@ -572,7 +572,7 @@ static const AVFilterPad qsvdeint_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_deinterlace_qsv = {
+const AVFilter ff_vf_deinterlace_qsv = {
     .name      = "deinterlace_qsv",
     .description = NULL_IF_CONFIG_SMALL("QuickSync video deinterlacing"),
 
@@ -586,4 +586,5 @@ AVFilter ff_vf_deinterlace_qsv = {
     .outputs   = qsvdeint_outputs,
 
     .flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
+    .next           = ff_next_vf_deinterlace_qsv,
 };
diff --git a/libavfilter/vf_deinterlace_vaapi.c b/libavfilter/vf_deinterlace_vaapi.c
index f7a262d0c6..21acf5cb21 100644
--- a/libavfilter/vf_deinterlace_vaapi.c
+++ b/libavfilter/vf_deinterlace_vaapi.c
@@ -403,7 +403,7 @@ static const AVFilterPad deint_vaapi_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_deinterlace_vaapi = {
+const AVFilter ff_vf_deinterlace_vaapi = {
     .name           = "deinterlace_vaapi",
     .description    = NULL_IF_CONFIG_SMALL("Deinterlacing of VAAPI surfaces"),
     .priv_size      = sizeof(DeintVAAPIContext),
@@ -414,4 +414,5 @@ AVFilter ff_vf_deinterlace_vaapi = {
     .outputs        = deint_vaapi_outputs,
     .priv_class     = &deint_vaapi_class,
     .flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
+    .next           = ff_next_vf_deinterlace_vaapi,
 };
diff --git a/libavfilter/vf_dejudder.c b/libavfilter/vf_dejudder.c
index 4705cb6121..df2357d539 100644
--- a/libavfilter/vf_dejudder.c
+++ b/libavfilter/vf_dejudder.c
@@ -175,7 +175,7 @@ static const AVFilterPad dejudder_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_dejudder = {
+const AVFilter ff_vf_dejudder = {
     .name        = "dejudder",
     .description = NULL_IF_CONFIG_SMALL("Remove judder produced by pullup."),
     .priv_size   = sizeof(DejudderContext),
@@ -184,4 +184,5 @@ AVFilter ff_vf_dejudder = {
     .outputs     = dejudder_outputs,
     .init        = dejudder_init,
     .uninit      = dejudder_uninit,
+    .next        = ff_next_vf_dejudder,
 };
diff --git a/libavfilter/vf_delogo.c b/libavfilter/vf_delogo.c
index 065d093641..6c1c2b20e3 100644
--- a/libavfilter/vf_delogo.c
+++ b/libavfilter/vf_delogo.c
@@ -311,7 +311,7 @@ static const AVFilterPad avfilter_vf_delogo_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_delogo = {
+const AVFilter ff_vf_delogo = {
     .name          = "delogo",
     .description   = NULL_IF_CONFIG_SMALL("Remove logo from input video."),
     .priv_size     = sizeof(DelogoContext),
@@ -321,4 +321,5 @@ AVFilter ff_vf_delogo = {
     .inputs        = avfilter_vf_delogo_inputs,
     .outputs       = avfilter_vf_delogo_outputs,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+    .next          = ff_next_vf_delogo,
 };
diff --git a/libavfilter/vf_deshake.c b/libavfilter/vf_deshake.c
index fb4eb355b8..c976993019 100644
--- a/libavfilter/vf_deshake.c
+++ b/libavfilter/vf_deshake.c
@@ -545,7 +545,7 @@ static const AVFilterPad deshake_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_deshake = {
+const AVFilter ff_vf_deshake = {
     .name          = "deshake",
     .description   = NULL_IF_CONFIG_SMALL("Stabilize shaky video."),
     .priv_size     = sizeof(DeshakeContext),
@@ -555,4 +555,5 @@ AVFilter ff_vf_deshake = {
     .inputs        = deshake_inputs,
     .outputs       = deshake_outputs,
     .priv_class    = &deshake_class,
+    .next          = ff_next_vf_deshake,
 };
diff --git a/libavfilter/vf_despill.c b/libavfilter/vf_despill.c
index 64c27f4060..ae935e85c7 100644
--- a/libavfilter/vf_despill.c
+++ b/libavfilter/vf_despill.c
@@ -171,7 +171,7 @@ static const AVOption despill_options[] = {
 
 AVFILTER_DEFINE_CLASS(despill);
 
-AVFilter ff_vf_despill = {
+const AVFilter ff_vf_despill = {
     .name          = "despill",
     .description   = NULL_IF_CONFIG_SMALL("Despill video."),
     .priv_size     = sizeof(DespillContext),
@@ -180,4 +180,5 @@ AVFilter ff_vf_despill = {
     .inputs        = despill_inputs,
     .outputs       = despill_outputs,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC | AVFILTER_FLAG_SLICE_THREADS,
+    .next          = ff_next_vf_despill,
 };
diff --git a/libavfilter/vf_detelecine.c b/libavfilter/vf_detelecine.c
index 0d1e2f2ffb..1722740fed 100644
--- a/libavfilter/vf_detelecine.c
+++ b/libavfilter/vf_detelecine.c
@@ -373,7 +373,7 @@ static const AVFilterPad detelecine_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_detelecine = {
+const AVFilter ff_vf_detelecine = {
     .name          = "detelecine",
     .description   = NULL_IF_CONFIG_SMALL("Apply an inverse telecine pattern."),
     .priv_size     = sizeof(DetelecineContext),
@@ -383,4 +383,5 @@ AVFilter ff_vf_detelecine = {
     .query_formats = query_formats,
     .inputs        = detelecine_inputs,
     .outputs       = detelecine_outputs,
+    .next          = ff_next_vf_detelecine,
 };
diff --git a/libavfilter/vf_displace.c b/libavfilter/vf_displace.c
index 768af6def4..a8aec44768 100644
--- a/libavfilter/vf_displace.c
+++ b/libavfilter/vf_displace.c
@@ -398,7 +398,7 @@ static const AVFilterPad displace_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_displace = {
+const AVFilter ff_vf_displace = {
     .name          = "displace",
     .description   = NULL_IF_CONFIG_SMALL("Displace pixels."),
     .priv_size     = sizeof(DisplaceContext),
@@ -409,4 +409,5 @@ AVFilter ff_vf_displace = {
     .outputs       = displace_outputs,
     .priv_class    = &displace_class,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL,
+    .next          = ff_next_vf_displace,
 };
diff --git a/libavfilter/vf_drawbox.c b/libavfilter/vf_drawbox.c
index c9cb63dbd1..72bcf79e92 100644
--- a/libavfilter/vf_drawbox.c
+++ b/libavfilter/vf_drawbox.c
@@ -312,7 +312,7 @@ static const AVFilterPad drawbox_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_drawbox = {
+const AVFilter ff_vf_drawbox = {
     .name          = "drawbox",
     .description   = NULL_IF_CONFIG_SMALL("Draw a colored box on the input video."),
     .priv_size     = sizeof(DrawBoxContext),
@@ -322,6 +322,7 @@ AVFilter ff_vf_drawbox = {
     .inputs        = drawbox_inputs,
     .outputs       = drawbox_outputs,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+    .next          = ff_next_vf_drawbox,
 };
 #endif /* CONFIG_DRAWBOX_FILTER */
 
@@ -445,7 +446,7 @@ static const AVFilterPad drawgrid_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_drawgrid = {
+const AVFilter ff_vf_drawgrid = {
     .name          = "drawgrid",
     .description   = NULL_IF_CONFIG_SMALL("Draw a colored grid on the input video."),
     .priv_size     = sizeof(DrawBoxContext),
@@ -455,6 +456,7 @@ AVFilter ff_vf_drawgrid = {
     .inputs        = drawgrid_inputs,
     .outputs       = drawgrid_outputs,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+    .next          = ff_next_vf_drawgrid,
 };
 
 #endif  /* CONFIG_DRAWGRID_FILTER */
diff --git a/libavfilter/vf_drawtext.c b/libavfilter/vf_drawtext.c
index f97a741b50..350fc9af47 100644
--- a/libavfilter/vf_drawtext.c
+++ b/libavfilter/vf_drawtext.c
@@ -1509,7 +1509,7 @@ static const AVFilterPad avfilter_vf_drawtext_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_drawtext = {
+const AVFilter ff_vf_drawtext = {
     .name          = "drawtext",
     .description   = NULL_IF_CONFIG_SMALL("Draw text on top of video frames using libfreetype library."),
     .priv_size     = sizeof(DrawTextContext),
@@ -1521,4 +1521,5 @@ AVFilter ff_vf_drawtext = {
     .outputs       = avfilter_vf_drawtext_outputs,
     .process_command = command,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+    .next          = ff_next_vf_drawtext,
 };
diff --git a/libavfilter/vf_edgedetect.c b/libavfilter/vf_edgedetect.c
index 173f9fe161..739d11d9d9 100644
--- a/libavfilter/vf_edgedetect.c
+++ b/libavfilter/vf_edgedetect.c
@@ -385,7 +385,7 @@ static const AVFilterPad edgedetect_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_edgedetect = {
+const AVFilter ff_vf_edgedetect = {
     .name          = "edgedetect",
     .description   = NULL_IF_CONFIG_SMALL("Detect and draw edge."),
     .priv_size     = sizeof(EdgeDetectContext),
@@ -396,4 +396,5 @@ AVFilter ff_vf_edgedetect = {
     .outputs       = edgedetect_outputs,
     .priv_class    = &edgedetect_class,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+    .next          = ff_next_vf_edgedetect,
 };
diff --git a/libavfilter/vf_elbg.c b/libavfilter/vf_elbg.c
index 396af82f77..dc83fb9cc0 100644
--- a/libavfilter/vf_elbg.c
+++ b/libavfilter/vf_elbg.c
@@ -251,7 +251,7 @@ static const AVFilterPad elbg_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_elbg = {
+const AVFilter ff_vf_elbg = {
     .name          = "elbg",
     .description   = NULL_IF_CONFIG_SMALL("Apply posterize effect, using the ELBG algorithm."),
     .priv_size     = sizeof(ELBGContext),
@@ -261,4 +261,5 @@ AVFilter ff_vf_elbg = {
     .uninit        = uninit,
     .inputs        = elbg_inputs,
     .outputs       = elbg_outputs,
+    .next          = ff_next_vf_elbg,
 };
diff --git a/libavfilter/vf_entropy.c b/libavfilter/vf_entropy.c
index e6002ce27a..b48217d91b 100644
--- a/libavfilter/vf_entropy.c
+++ b/libavfilter/vf_entropy.c
@@ -193,7 +193,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_entropy = {
+const AVFilter ff_vf_entropy = {
     .name           = "entropy",
     .description    = NULL_IF_CONFIG_SMALL("Measure video frames entropy."),
     .priv_size      = sizeof(EntropyContext),
@@ -203,4 +203,5 @@ AVFilter ff_vf_entropy = {
     .outputs        = outputs,
     .priv_class     = &entropy_class,
     .flags          = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+    .next           = ff_next_vf_entropy,
 };
diff --git a/libavfilter/vf_eq.c b/libavfilter/vf_eq.c
index 2c4c7e4d54..2710192c6b 100644
--- a/libavfilter/vf_eq.c
+++ b/libavfilter/vf_eq.c
@@ -376,7 +376,7 @@ static const AVOption eq_options[] = {
 
 AVFILTER_DEFINE_CLASS(eq);
 
-AVFilter ff_vf_eq = {
+const AVFilter ff_vf_eq = {
     .name            = "eq",
     .description     = NULL_IF_CONFIG_SMALL("Adjust brightness, contrast, gamma, and saturation."),
     .priv_size       = sizeof(EQContext),
@@ -388,4 +388,5 @@ AVFilter ff_vf_eq = {
     .init            = initialize,
     .uninit          = uninit,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+    .next            = ff_next_vf_eq,
 };
diff --git a/libavfilter/vf_extractplanes.c b/libavfilter/vf_extractplanes.c
index fc676a25fa..20411809f9 100644
--- a/libavfilter/vf_extractplanes.c
+++ b/libavfilter/vf_extractplanes.c
@@ -392,7 +392,7 @@ static const AVFilterPad extractplanes_inputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_extractplanes = {
+const AVFilter ff_vf_extractplanes = {
     .name          = "extractplanes",
     .description   = NULL_IF_CONFIG_SMALL("Extract planes as grayscale frames."),
     .priv_size     = sizeof(ExtractPlanesContext),
@@ -403,6 +403,7 @@ AVFilter ff_vf_extractplanes = {
     .inputs        = extractplanes_inputs,
     .outputs       = NULL,
     .flags         = AVFILTER_FLAG_DYNAMIC_OUTPUTS,
+    .next          = ff_next_vf_extractplanes,
 };
 
 #if CONFIG_ALPHAEXTRACT_FILTER
@@ -416,7 +417,7 @@ static av_cold int init_alphaextract(AVFilterContext *ctx)
     return init(ctx);
 }
 
-AVFilter ff_vf_alphaextract = {
+const AVFilter ff_vf_alphaextract = {
     .name           = "alphaextract",
     .description    = NULL_IF_CONFIG_SMALL("Extract an alpha channel as a "
                       "grayscale image component."),
@@ -427,5 +428,6 @@ AVFilter ff_vf_alphaextract = {
     .inputs         = extractplanes_inputs,
     .outputs        = NULL,
     .flags          = AVFILTER_FLAG_DYNAMIC_OUTPUTS,
+    .next           = ff_next_vf_alphaextract,
 };
 #endif  /* CONFIG_ALPHAEXTRACT_FILTER */
diff --git a/libavfilter/vf_fade.c b/libavfilter/vf_fade.c
index c30c41db0d..ddfc427b15 100644
--- a/libavfilter/vf_fade.c
+++ b/libavfilter/vf_fade.c
@@ -419,7 +419,7 @@ static const AVFilterPad avfilter_vf_fade_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_fade = {
+const AVFilter ff_vf_fade = {
     .name          = "fade",
     .description   = NULL_IF_CONFIG_SMALL("Fade in/out input video."),
     .init          = init,
@@ -429,4 +429,5 @@ AVFilter ff_vf_fade = {
     .inputs        = avfilter_vf_fade_inputs,
     .outputs       = avfilter_vf_fade_outputs,
     .flags         = AVFILTER_FLAG_SLICE_THREADS,
+    .next          = ff_next_vf_fade,
 };
diff --git a/libavfilter/vf_fftfilt.c b/libavfilter/vf_fftfilt.c
index af44b1e22e..4b6d2b46c7 100644
--- a/libavfilter/vf_fftfilt.c
+++ b/libavfilter/vf_fftfilt.c
@@ -428,7 +428,7 @@ static const AVFilterPad fftfilt_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_fftfilt = {
+const AVFilter ff_vf_fftfilt = {
     .name            = "fftfilt",
     .description     = NULL_IF_CONFIG_SMALL("Apply arbitrary expressions to pixels in frequency domain."),
     .priv_size       = sizeof(FFTFILTContext),
@@ -439,4 +439,5 @@ AVFilter ff_vf_fftfilt = {
     .init            = initialize,
     .uninit          = uninit,
     .flags           = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+    .next            = ff_next_vf_fftfilt,
 };
diff --git a/libavfilter/vf_field.c b/libavfilter/vf_field.c
index 2f4eb679ea..1e3f22c976 100644
--- a/libavfilter/vf_field.c
+++ b/libavfilter/vf_field.c
@@ -101,11 +101,12 @@ static const AVFilterPad field_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_field = {
+const AVFilter ff_vf_field = {
     .name        = "field",
     .description = NULL_IF_CONFIG_SMALL("Extract a field from the input video."),
     .priv_size   = sizeof(FieldContext),
     .inputs      = field_inputs,
     .outputs     = field_outputs,
     .priv_class  = &field_class,
+    .next        = ff_next_vf_field,
 };
diff --git a/libavfilter/vf_fieldhint.c b/libavfilter/vf_fieldhint.c
index 3cfeb20a38..2b6f79e431 100644
--- a/libavfilter/vf_fieldhint.c
+++ b/libavfilter/vf_fieldhint.c
@@ -271,7 +271,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_fieldhint = {
+const AVFilter ff_vf_fieldhint = {
     .name          = "fieldhint",
     .description   = NULL_IF_CONFIG_SMALL("Field matching using hints."),
     .priv_size     = sizeof(FieldHintContext),
@@ -281,4 +281,5 @@ AVFilter ff_vf_fieldhint = {
     .query_formats = query_formats,
     .inputs        = inputs,
     .outputs       = outputs,
+    .next          = ff_next_vf_fieldhint,
 };
diff --git a/libavfilter/vf_fieldmatch.c b/libavfilter/vf_fieldmatch.c
index 3694f26d33..bbe677e827 100644
--- a/libavfilter/vf_fieldmatch.c
+++ b/libavfilter/vf_fieldmatch.c
@@ -981,7 +981,7 @@ static const AVFilterPad fieldmatch_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_fieldmatch = {
+const AVFilter ff_vf_fieldmatch = {
     .name           = "fieldmatch",
     .description    = NULL_IF_CONFIG_SMALL("Field matching for inverse telecine."),
     .query_formats  = query_formats,
@@ -992,4 +992,5 @@ AVFilter ff_vf_fieldmatch = {
     .outputs        = fieldmatch_outputs,
     .priv_class     = &fieldmatch_class,
     .flags          = AVFILTER_FLAG_DYNAMIC_INPUTS,
+    .next           = ff_next_vf_fieldmatch,
 };
diff --git a/libavfilter/vf_fieldorder.c b/libavfilter/vf_fieldorder.c
index ca55ff1f66..9fea529ebd 100644
--- a/libavfilter/vf_fieldorder.c
+++ b/libavfilter/vf_fieldorder.c
@@ -184,7 +184,7 @@ static const AVFilterPad avfilter_vf_fieldorder_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_fieldorder = {
+const AVFilter ff_vf_fieldorder = {
     .name          = "fieldorder",
     .description   = NULL_IF_CONFIG_SMALL("Set the field order."),
     .priv_size     = sizeof(FieldOrderContext),
@@ -193,4 +193,5 @@ AVFilter ff_vf_fieldorder = {
     .inputs        = avfilter_vf_fieldorder_inputs,
     .outputs       = avfilter_vf_fieldorder_outputs,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+    .next          = ff_next_vf_fieldorder,
 };
diff --git a/libavfilter/vf_fillborders.c b/libavfilter/vf_fillborders.c
index df883bc62e..5e43188828 100644
--- a/libavfilter/vf_fillborders.c
+++ b/libavfilter/vf_fillborders.c
@@ -382,7 +382,7 @@ static const AVFilterPad fillborders_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_fillborders = {
+const AVFilter ff_vf_fillborders = {
     .name          = "fillborders",
     .description   = NULL_IF_CONFIG_SMALL("Fill borders of the input video."),
     .priv_size     = sizeof(FillBordersContext),
@@ -391,4 +391,5 @@ AVFilter ff_vf_fillborders = {
     .inputs        = fillborders_inputs,
     .outputs       = fillborders_outputs,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+    .next          = ff_next_vf_fillborders,
 };
diff --git a/libavfilter/vf_find_rect.c b/libavfilter/vf_find_rect.c
index d7e6579af7..8ffc9d6fbf 100644
--- a/libavfilter/vf_find_rect.c
+++ b/libavfilter/vf_find_rect.c
@@ -292,7 +292,7 @@ static const AVFilterPad foc_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_find_rect = {
+const AVFilter ff_vf_find_rect = {
     .name            = "find_rect",
     .description     = NULL_IF_CONFIG_SMALL("Find a user specified object."),
     .priv_size       = sizeof(FOCContext),
@@ -302,4 +302,5 @@ AVFilter ff_vf_find_rect = {
     .inputs          = foc_inputs,
     .outputs         = foc_outputs,
     .priv_class      = &find_rect_class,
+    .next            = ff_next_vf_find_rect,
 };
diff --git a/libavfilter/vf_floodfill.c b/libavfilter/vf_floodfill.c
index 323dd0e2fa..ba59083fbc 100644
--- a/libavfilter/vf_floodfill.c
+++ b/libavfilter/vf_floodfill.c
@@ -420,7 +420,7 @@ static const AVOption floodfill_options[] = {
 
 AVFILTER_DEFINE_CLASS(floodfill);
 
-AVFilter ff_vf_floodfill = {
+const AVFilter ff_vf_floodfill = {
     .name          = "floodfill",
     .description   = NULL_IF_CONFIG_SMALL("Fill area with same color with another color."),
     .priv_size     = sizeof(FloodfillContext),
@@ -430,4 +430,5 @@ AVFilter ff_vf_floodfill = {
     .inputs        = floodfill_inputs,
     .outputs       = floodfill_outputs,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+    .next          = ff_next_vf_floodfill,
 };
diff --git a/libavfilter/vf_format.c b/libavfilter/vf_format.c
index a57c99d797..4cfc593446 100644
--- a/libavfilter/vf_format.c
+++ b/libavfilter/vf_format.c
@@ -166,7 +166,7 @@ static const AVFilterPad avfilter_vf_format_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_format = {
+const AVFilter ff_vf_format = {
     .name          = "format",
     .description   = NULL_IF_CONFIG_SMALL("Convert the input video to one of the specified pixel formats."),
 
@@ -180,6 +180,7 @@ AVFilter ff_vf_format = {
 
     .inputs        = avfilter_vf_format_inputs,
     .outputs       = avfilter_vf_format_outputs,
+    .next          = ff_next_vf_format,
 };
 #endif /* CONFIG_FORMAT_FILTER */
 
@@ -205,7 +206,7 @@ static const AVFilterPad avfilter_vf_noformat_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_noformat = {
+const AVFilter ff_vf_noformat = {
     .name          = "noformat",
     .description   = NULL_IF_CONFIG_SMALL("Force libavfilter not to use any of the specified pixel formats for the input to the next filter."),
 
@@ -219,5 +220,6 @@ AVFilter ff_vf_noformat = {
 
     .inputs        = avfilter_vf_noformat_inputs,
     .outputs       = avfilter_vf_noformat_outputs,
+    .next          = ff_next_vf_noformat,
 };
 #endif /* CONFIG_NOFORMAT_FILTER */
diff --git a/libavfilter/vf_fps.c b/libavfilter/vf_fps.c
index dbafd2c35a..7989dadc2c 100644
--- a/libavfilter/vf_fps.c
+++ b/libavfilter/vf_fps.c
@@ -330,7 +330,7 @@ static const AVFilterPad avfilter_vf_fps_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_fps = {
+const AVFilter ff_vf_fps = {
     .name        = "fps",
     .description = NULL_IF_CONFIG_SMALL("Force constant framerate."),
     .init        = init,
@@ -339,4 +339,5 @@ AVFilter ff_vf_fps = {
     .priv_class  = &fps_class,
     .inputs      = avfilter_vf_fps_inputs,
     .outputs     = avfilter_vf_fps_outputs,
+    .next        = ff_next_vf_fps,
 };
diff --git a/libavfilter/vf_framepack.c b/libavfilter/vf_framepack.c
index 12a29964c4..dbe6f27325 100644
--- a/libavfilter/vf_framepack.c
+++ b/libavfilter/vf_framepack.c
@@ -409,7 +409,7 @@ static const AVFilterPad framepack_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_framepack = {
+const AVFilter ff_vf_framepack = {
     .name          = "framepack",
     .description   = NULL_IF_CONFIG_SMALL("Generate a frame packed stereoscopic video."),
     .priv_size     = sizeof(FramepackContext),
@@ -418,4 +418,5 @@ AVFilter ff_vf_framepack = {
     .inputs        = framepack_inputs,
     .outputs       = framepack_outputs,
     .uninit        = framepack_uninit,
+    .next          = ff_next_vf_framepack,
 };
diff --git a/libavfilter/vf_framerate.c b/libavfilter/vf_framerate.c
index 3e2615be5e..3a7fdcd74d 100644
--- a/libavfilter/vf_framerate.c
+++ b/libavfilter/vf_framerate.c
@@ -495,7 +495,7 @@ static const AVFilterPad framerate_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_framerate = {
+const AVFilter ff_vf_framerate = {
     .name          = "framerate",
     .description   = NULL_IF_CONFIG_SMALL("Upsamples or downsamples progressive source between specified frame rates."),
     .priv_size     = sizeof(FrameRateContext),
@@ -506,4 +506,5 @@ AVFilter ff_vf_framerate = {
     .inputs        = framerate_inputs,
     .outputs       = framerate_outputs,
     .flags         = AVFILTER_FLAG_SLICE_THREADS,
+    .next          = ff_next_vf_framerate,
 };
diff --git a/libavfilter/vf_framestep.c b/libavfilter/vf_framestep.c
index 8102e7c719..8fbd8abbb2 100644
--- a/libavfilter/vf_framestep.c
+++ b/libavfilter/vf_framestep.c
@@ -89,7 +89,7 @@ static const AVFilterPad framestep_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_framestep = {
+const AVFilter ff_vf_framestep = {
     .name        = "framestep",
     .description = NULL_IF_CONFIG_SMALL("Select one frame every N frames."),
     .priv_size   = sizeof(FrameStepContext),
@@ -97,4 +97,5 @@ AVFilter ff_vf_framestep = {
     .inputs      = framestep_inputs,
     .outputs     = framestep_outputs,
     .flags       = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+    .next        = ff_next_vf_framestep,
 };
diff --git a/libavfilter/vf_frei0r.c b/libavfilter/vf_frei0r.c
index 8aeac08519..fc6c424dc2 100644
--- a/libavfilter/vf_frei0r.c
+++ b/libavfilter/vf_frei0r.c
@@ -366,6 +366,7 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in)
     return ff_filter_frame(outlink, out);
 }
 
+#if CONFIG_FREI0R_FILTER
 #define OFFSET(x) offsetof(Frei0rContext, x)
 #define FLAGS AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_FILTERING_PARAM
 static const AVOption frei0r_options[] = {
@@ -394,7 +395,7 @@ static const AVFilterPad avfilter_vf_frei0r_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_frei0r = {
+const AVFilter ff_vf_frei0r = {
     .name          = "frei0r",
     .description   = NULL_IF_CONFIG_SMALL("Apply a frei0r effect."),
     .query_formats = query_formats,
@@ -404,8 +405,11 @@ AVFilter ff_vf_frei0r = {
     .priv_class    = &frei0r_class,
     .inputs        = avfilter_vf_frei0r_inputs,
     .outputs       = avfilter_vf_frei0r_outputs,
+    .next          = ff_next_vf_frei0r,
 };
+#endif /* CONFIG_FREI0R_FILTER */
 
+#if CONFIG_FREI0R_SRC_FILTER
 static av_cold int source_init(AVFilterContext *ctx)
 {
     Frei0rContext *s = ctx->priv;
@@ -480,7 +484,7 @@ static const AVFilterPad avfilter_vsrc_frei0r_src_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vsrc_frei0r_src = {
+const AVFilter ff_vsrc_frei0r_src = {
     .name          = "frei0r_src",
     .description   = NULL_IF_CONFIG_SMALL("Generate a frei0r source."),
     .priv_size     = sizeof(Frei0rContext),
@@ -490,4 +494,6 @@ AVFilter ff_vsrc_frei0r_src = {
     .query_formats = query_formats,
     .inputs        = NULL,
     .outputs       = avfilter_vsrc_frei0r_src_outputs,
+    .next          = ff_next_vsrc_frei0r_src,
 };
+#endif /* CONFIG_FREI0R_SRC_FILTER */
diff --git a/libavfilter/vf_fspp.c b/libavfilter/vf_fspp.c
index c6989046c4..1a94a34526 100644
--- a/libavfilter/vf_fspp.c
+++ b/libavfilter/vf_fspp.c
@@ -680,7 +680,7 @@ static const AVFilterPad fspp_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_fspp = {
+const AVFilter ff_vf_fspp = {
     .name            = "fspp",
     .description     = NULL_IF_CONFIG_SMALL("Apply Fast Simple Post-processing filter."),
     .priv_size       = sizeof(FSPPContext),
@@ -690,4 +690,5 @@ AVFilter ff_vf_fspp = {
     .outputs         = fspp_outputs,
     .priv_class      = &fspp_class,
     .flags           = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL,
+    .next            = ff_next_vf_fspp,
 };
diff --git a/libavfilter/vf_gblur.c b/libavfilter/vf_gblur.c
index fd901e20d4..0a50147567 100644
--- a/libavfilter/vf_gblur.c
+++ b/libavfilter/vf_gblur.c
@@ -354,7 +354,7 @@ static const AVFilterPad gblur_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_gblur = {
+const AVFilter ff_vf_gblur = {
     .name          = "gblur",
     .description   = NULL_IF_CONFIG_SMALL("Apply Gaussian Blur filter."),
     .priv_size     = sizeof(GBlurContext),
@@ -364,4 +364,5 @@ AVFilter ff_vf_gblur = {
     .inputs        = gblur_inputs,
     .outputs       = gblur_outputs,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC | AVFILTER_FLAG_SLICE_THREADS,
+    .next          = ff_next_vf_gblur,
 };
diff --git a/libavfilter/vf_geq.c b/libavfilter/vf_geq.c
index 2aa1259c9a..1a3d4d68a1 100644
--- a/libavfilter/vf_geq.c
+++ b/libavfilter/vf_geq.c
@@ -362,7 +362,7 @@ static const AVFilterPad geq_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_geq = {
+const AVFilter ff_vf_geq = {
     .name          = "geq",
     .description   = NULL_IF_CONFIG_SMALL("Apply generic equation to each pixel."),
     .priv_size     = sizeof(GEQContext),
@@ -373,4 +373,5 @@ AVFilter ff_vf_geq = {
     .outputs       = geq_outputs,
     .priv_class    = &geq_class,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC | AVFILTER_FLAG_SLICE_THREADS,
+    .next          = ff_next_vf_geq,
 };
diff --git a/libavfilter/vf_gradfun.c b/libavfilter/vf_gradfun.c
index f63128d72e..dd5901dd06 100644
--- a/libavfilter/vf_gradfun.c
+++ b/libavfilter/vf_gradfun.c
@@ -251,7 +251,7 @@ static const AVFilterPad avfilter_vf_gradfun_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_gradfun = {
+const AVFilter ff_vf_gradfun = {
     .name          = "gradfun",
     .description   = NULL_IF_CONFIG_SMALL("Debands video quickly using gradients."),
     .priv_size     = sizeof(GradFunContext),
@@ -262,4 +262,5 @@ AVFilter ff_vf_gradfun = {
     .inputs        = avfilter_vf_gradfun_inputs,
     .outputs       = avfilter_vf_gradfun_outputs,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+    .next          = ff_next_vf_gradfun,
 };
diff --git a/libavfilter/vf_hflip.c b/libavfilter/vf_hflip.c
index b77afc77fc..4d1b66b70b 100644
--- a/libavfilter/vf_hflip.c
+++ b/libavfilter/vf_hflip.c
@@ -243,7 +243,7 @@ static const AVFilterPad avfilter_vf_hflip_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_hflip = {
+const AVFilter ff_vf_hflip = {
     .name          = "hflip",
     .description   = NULL_IF_CONFIG_SMALL("Horizontally flip the input video."),
     .priv_size     = sizeof(FlipContext),
@@ -252,4 +252,5 @@ AVFilter ff_vf_hflip = {
     .inputs        = avfilter_vf_hflip_inputs,
     .outputs       = avfilter_vf_hflip_outputs,
     .flags         = AVFILTER_FLAG_SLICE_THREADS | AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+    .next          = ff_next_vf_hflip,
 };
diff --git a/libavfilter/vf_histeq.c b/libavfilter/vf_histeq.c
index 2449e10dea..8457fe9510 100644
--- a/libavfilter/vf_histeq.c
+++ b/libavfilter/vf_histeq.c
@@ -270,7 +270,7 @@ static const AVFilterPad histeq_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_histeq = {
+const AVFilter ff_vf_histeq = {
     .name          = "histeq",
     .description   = NULL_IF_CONFIG_SMALL("Apply global color histogram equalization."),
     .priv_size     = sizeof(HisteqContext),
@@ -280,4 +280,5 @@ AVFilter ff_vf_histeq = {
     .outputs       = histeq_outputs,
     .priv_class    = &histeq_class,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+    .next          = ff_next_vf_histeq,
 };
diff --git a/libavfilter/vf_histogram.c b/libavfilter/vf_histogram.c
index 5185992de6..695ef31815 100644
--- a/libavfilter/vf_histogram.c
+++ b/libavfilter/vf_histogram.c
@@ -375,7 +375,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_histogram = {
+const AVFilter ff_vf_histogram = {
     .name          = "histogram",
     .description   = NULL_IF_CONFIG_SMALL("Compute and draw a histogram."),
     .priv_size     = sizeof(HistogramContext),
@@ -383,4 +383,5 @@ AVFilter ff_vf_histogram = {
     .inputs        = inputs,
     .outputs       = outputs,
     .priv_class    = &histogram_class,
+    .next          = ff_next_vf_histogram,
 };
diff --git a/libavfilter/vf_hqdn3d.c b/libavfilter/vf_hqdn3d.c
index d6c14bb3d8..fe82f5c9ee 100644
--- a/libavfilter/vf_hqdn3d.c
+++ b/libavfilter/vf_hqdn3d.c
@@ -360,7 +360,7 @@ static const AVFilterPad avfilter_vf_hqdn3d_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_hqdn3d = {
+const AVFilter ff_vf_hqdn3d = {
     .name          = "hqdn3d",
     .description   = NULL_IF_CONFIG_SMALL("Apply a High Quality 3D Denoiser."),
     .priv_size     = sizeof(HQDN3DContext),
@@ -371,4 +371,5 @@ AVFilter ff_vf_hqdn3d = {
     .inputs        = avfilter_vf_hqdn3d_inputs,
     .outputs       = avfilter_vf_hqdn3d_outputs,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL,
+    .next          = ff_next_vf_hqdn3d,
 };
diff --git a/libavfilter/vf_hqx.c b/libavfilter/vf_hqx.c
index 16a1be7bd4..ec77d6ead0 100644
--- a/libavfilter/vf_hqx.c
+++ b/libavfilter/vf_hqx.c
@@ -553,7 +553,7 @@ static const AVFilterPad hqx_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_hqx = {
+const AVFilter ff_vf_hqx = {
     .name          = "hqx",
     .description   = NULL_IF_CONFIG_SMALL("Scale the input by 2, 3 or 4 using the hq*x magnification algorithm."),
     .priv_size     = sizeof(HQXContext),
@@ -563,4 +563,5 @@ AVFilter ff_vf_hqx = {
     .outputs       = hqx_outputs,
     .priv_class    = &hqx_class,
     .flags         = AVFILTER_FLAG_SLICE_THREADS,
+    .next          = ff_next_vf_hqx,
 };
diff --git a/libavfilter/vf_hue.c b/libavfilter/vf_hue.c
index 45a5a1a92f..2f82c9fda1 100644
--- a/libavfilter/vf_hue.c
+++ b/libavfilter/vf_hue.c
@@ -438,7 +438,7 @@ static const AVFilterPad hue_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_hue = {
+const AVFilter ff_vf_hue = {
     .name            = "hue",
     .description     = NULL_IF_CONFIG_SMALL("Adjust the hue and saturation of the input video."),
     .priv_size       = sizeof(HueContext),
@@ -450,4 +450,5 @@ AVFilter ff_vf_hue = {
     .outputs         = hue_outputs,
     .priv_class      = &hue_class,
     .flags           = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+    .next            = ff_next_vf_hue,
 };
diff --git a/libavfilter/vf_hwdownload.c b/libavfilter/vf_hwdownload.c
index 33af30cf40..951c517571 100644
--- a/libavfilter/vf_hwdownload.c
+++ b/libavfilter/vf_hwdownload.c
@@ -205,7 +205,7 @@ static const AVFilterPad hwdownload_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_hwdownload = {
+const AVFilter ff_vf_hwdownload = {
     .name          = "hwdownload",
     .description   = NULL_IF_CONFIG_SMALL("Download a hardware frame to a normal frame"),
     .uninit        = hwdownload_uninit,
@@ -215,4 +215,5 @@ AVFilter ff_vf_hwdownload = {
     .inputs        = hwdownload_inputs,
     .outputs       = hwdownload_outputs,
     .flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
+    .next          = ff_next_vf_hwdownload,
 };
diff --git a/libavfilter/vf_hwmap.c b/libavfilter/vf_hwmap.c
index d5fc3c46e6..5422cc62aa 100644
--- a/libavfilter/vf_hwmap.c
+++ b/libavfilter/vf_hwmap.c
@@ -414,7 +414,7 @@ static const AVFilterPad hwmap_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_hwmap = {
+const AVFilter ff_vf_hwmap = {
     .name           = "hwmap",
     .description    = NULL_IF_CONFIG_SMALL("Map hardware frames"),
     .uninit         = hwmap_uninit,
@@ -424,4 +424,5 @@ AVFilter ff_vf_hwmap = {
     .inputs         = hwmap_inputs,
     .outputs        = hwmap_outputs,
     .flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
+    .next           = ff_next_vf_hwmap,
 };
diff --git a/libavfilter/vf_hwupload.c b/libavfilter/vf_hwupload.c
index 157686b7b3..0284f51756 100644
--- a/libavfilter/vf_hwupload.c
+++ b/libavfilter/vf_hwupload.c
@@ -222,7 +222,7 @@ static const AVFilterPad hwupload_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_hwupload = {
+const AVFilter ff_vf_hwupload = {
     .name          = "hwupload",
     .description   = NULL_IF_CONFIG_SMALL("Upload a normal frame to a hardware frame"),
     .uninit        = hwupload_uninit,
@@ -232,4 +232,5 @@ AVFilter ff_vf_hwupload = {
     .inputs        = hwupload_inputs,
     .outputs       = hwupload_outputs,
     .flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
+    .next          = ff_next_vf_hwupload,
 };
diff --git a/libavfilter/vf_hwupload_cuda.c b/libavfilter/vf_hwupload_cuda.c
index 063f0285c3..5771dcd1ee 100644
--- a/libavfilter/vf_hwupload_cuda.c
+++ b/libavfilter/vf_hwupload_cuda.c
@@ -174,7 +174,7 @@ static const AVFilterPad cudaupload_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_hwupload_cuda = {
+const AVFilter ff_vf_hwupload_cuda = {
     .name        = "hwupload_cuda",
     .description = NULL_IF_CONFIG_SMALL("Upload a system memory frame to a CUDA device."),
 
@@ -190,4 +190,5 @@ AVFilter ff_vf_hwupload_cuda = {
     .outputs   = cudaupload_outputs,
 
     .flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
+    .next           = ff_next_vf_hwupload_cuda,
 };
diff --git a/libavfilter/vf_hysteresis.c b/libavfilter/vf_hysteresis.c
index 551b33f332..8653e60e18 100644
--- a/libavfilter/vf_hysteresis.c
+++ b/libavfilter/vf_hysteresis.c
@@ -372,7 +372,7 @@ static const AVFilterPad hysteresis_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_hysteresis = {
+const AVFilter ff_vf_hysteresis = {
     .name          = "hysteresis",
     .description   = NULL_IF_CONFIG_SMALL("Grow first stream into second stream by connecting components."),
     .preinit       = hysteresis_framesync_preinit,
@@ -384,4 +384,5 @@ AVFilter ff_vf_hysteresis = {
     .outputs       = hysteresis_outputs,
     .priv_class    = &hysteresis_class,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL,
+    .next          = ff_next_vf_hysteresis,
 };
diff --git a/libavfilter/vf_idet.c b/libavfilter/vf_idet.c
index 02ae2edcb9..da42e5171d 100644
--- a/libavfilter/vf_idet.c
+++ b/libavfilter/vf_idet.c
@@ -441,7 +441,7 @@ static const AVFilterPad idet_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_idet = {
+const AVFilter ff_vf_idet = {
     .name          = "idet",
     .description   = NULL_IF_CONFIG_SMALL("Interlace detect Filter."),
     .priv_size     = sizeof(IDETContext),
@@ -451,4 +451,5 @@ AVFilter ff_vf_idet = {
     .inputs        = idet_inputs,
     .outputs       = idet_outputs,
     .priv_class    = &idet_class,
+    .next          = ff_next_vf_idet,
 };
diff --git a/libavfilter/vf_il.c b/libavfilter/vf_il.c
index ae0cc1938a..e22ffe2363 100644
--- a/libavfilter/vf_il.c
+++ b/libavfilter/vf_il.c
@@ -201,7 +201,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_il = {
+const AVFilter ff_vf_il = {
     .name          = "il",
     .description   = NULL_IF_CONFIG_SMALL("Deinterleave or interleave fields."),
     .priv_size     = sizeof(IlContext),
@@ -210,4 +210,5 @@ AVFilter ff_vf_il = {
     .outputs       = outputs,
     .priv_class    = &il_class,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+    .next          = ff_next_vf_il,
 };
diff --git a/libavfilter/vf_interlace.c b/libavfilter/vf_interlace.c
index 24c422ded2..52af3e07dd 100644
--- a/libavfilter/vf_interlace.c
+++ b/libavfilter/vf_interlace.c
@@ -354,7 +354,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_interlace = {
+const AVFilter ff_vf_interlace = {
     .name          = "interlace",
     .description   = NULL_IF_CONFIG_SMALL("Convert progressive video into interlaced."),
     .uninit        = uninit,
@@ -363,4 +363,5 @@ AVFilter ff_vf_interlace = {
     .query_formats = query_formats,
     .inputs        = inputs,
     .outputs       = outputs,
+    .next          = ff_next_vf_interlace,
 };
diff --git a/libavfilter/vf_kerndeint.c b/libavfilter/vf_kerndeint.c
index 057d15f9cb..add3a30ace 100644
--- a/libavfilter/vf_kerndeint.c
+++ b/libavfilter/vf_kerndeint.c
@@ -307,7 +307,7 @@ static const AVFilterPad kerndeint_outputs[] = {
 };
 
 
-AVFilter ff_vf_kerndeint = {
+const AVFilter ff_vf_kerndeint = {
     .name          = "kerndeint",
     .description   = NULL_IF_CONFIG_SMALL("Apply kernel deinterlacing to the input."),
     .priv_size     = sizeof(KerndeintContext),
@@ -316,4 +316,5 @@ AVFilter ff_vf_kerndeint = {
     .query_formats = query_formats,
     .inputs        = kerndeint_inputs,
     .outputs       = kerndeint_outputs,
+    .next          = ff_next_vf_kerndeint,
 };
diff --git a/libavfilter/vf_lenscorrection.c b/libavfilter/vf_lenscorrection.c
index 239fe195bd..9e61a78a16 100644
--- a/libavfilter/vf_lenscorrection.c
+++ b/libavfilter/vf_lenscorrection.c
@@ -218,7 +218,7 @@ static const AVFilterPad lenscorrection_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_lenscorrection = {
+const AVFilter ff_vf_lenscorrection = {
     .name          = "lenscorrection",
     .description   = NULL_IF_CONFIG_SMALL("Rectify the image by correcting for lens distortion."),
     .priv_size     = sizeof(LenscorrectionCtx),
@@ -228,4 +228,5 @@ AVFilter ff_vf_lenscorrection = {
     .priv_class    = &lenscorrection_class,
     .uninit        = uninit,
     .flags         = AVFILTER_FLAG_SLICE_THREADS,
+    .next          = ff_next_vf_lenscorrection,
 };
diff --git a/libavfilter/vf_libopencv.c b/libavfilter/vf_libopencv.c
index 8128030b8c..37b063137e 100644
--- a/libavfilter/vf_libopencv.c
+++ b/libavfilter/vf_libopencv.c
@@ -427,7 +427,7 @@ static const AVFilterPad avfilter_vf_ocv_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_ocv = {
+const AVFilter ff_vf_ocv = {
     .name          = "ocv",
     .description   = NULL_IF_CONFIG_SMALL("Apply transform using libopencv."),
     .priv_size     = sizeof(OCVContext),
@@ -437,4 +437,5 @@ AVFilter ff_vf_ocv = {
     .uninit        = uninit,
     .inputs        = avfilter_vf_ocv_inputs,
     .outputs       = avfilter_vf_ocv_outputs,
+    .next          = ff_next_vf_ocv,
 };
diff --git a/libavfilter/vf_libvmaf.c b/libavfilter/vf_libvmaf.c
index dfe474c40c..54692883e0 100644
--- a/libavfilter/vf_libvmaf.c
+++ b/libavfilter/vf_libvmaf.c
@@ -345,7 +345,7 @@ static const AVFilterPad libvmaf_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_libvmaf = {
+const AVFilter ff_vf_libvmaf = {
     .name          = "libvmaf",
     .description   = NULL_IF_CONFIG_SMALL("Calculate the VMAF between two video streams."),
     .preinit       = libvmaf_framesync_preinit,
@@ -357,4 +357,5 @@ AVFilter ff_vf_libvmaf = {
     .priv_class    = &libvmaf_class,
     .inputs        = libvmaf_inputs,
     .outputs       = libvmaf_outputs,
+    .next          = ff_next_vf_libvmaf,
 };
diff --git a/libavfilter/vf_limiter.c b/libavfilter/vf_limiter.c
index 9c62b11884..4cc38f0e54 100644
--- a/libavfilter/vf_limiter.c
+++ b/libavfilter/vf_limiter.c
@@ -218,7 +218,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_limiter = {
+const AVFilter ff_vf_limiter = {
     .name          = "limiter",
     .description   = NULL_IF_CONFIG_SMALL("Limit pixels components to the specified range."),
     .priv_size     = sizeof(LimiterContext),
@@ -228,4 +228,5 @@ AVFilter ff_vf_limiter = {
     .inputs        = inputs,
     .outputs       = outputs,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+    .next          = ff_next_vf_limiter,
 };
diff --git a/libavfilter/vf_lumakey.c b/libavfilter/vf_lumakey.c
index 418538f929..44a7c96a9e 100644
--- a/libavfilter/vf_lumakey.c
+++ b/libavfilter/vf_lumakey.c
@@ -189,7 +189,7 @@ static const AVOption lumakey_options[] = {
 
 AVFILTER_DEFINE_CLASS(lumakey);
 
-AVFilter ff_vf_lumakey = {
+const AVFilter ff_vf_lumakey = {
     .name          = "lumakey",
     .description   = NULL_IF_CONFIG_SMALL("Turns a certain luma into transparency."),
     .priv_size     = sizeof(LumakeyContext),
@@ -198,4 +198,5 @@ AVFilter ff_vf_lumakey = {
     .inputs        = lumakey_inputs,
     .outputs       = lumakey_outputs,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC | AVFILTER_FLAG_SLICE_THREADS,
+    .next          = ff_next_vf_lumakey,
 };
diff --git a/libavfilter/vf_lut.c b/libavfilter/vf_lut.c
index 26f2945c84..b92a120cf9 100644
--- a/libavfilter/vf_lut.c
+++ b/libavfilter/vf_lut.c
@@ -498,7 +498,7 @@ static const AVFilterPad outputs[] = {
 };
 
 #define DEFINE_LUT_FILTER(name_, description_)                          \
-    AVFilter ff_vf_##name_ = {                                          \
+    const AVFilter ff_vf_##name_ = {                                    \
         .name          = #name_,                                        \
         .description   = NULL_IF_CONFIG_SMALL(description_),            \
         .priv_size     = sizeof(LutContext),                            \
@@ -509,6 +509,7 @@ static const AVFilterPad outputs[] = {
         .inputs        = inputs,                                        \
         .outputs       = outputs,                                       \
         .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,        \
+        .next          = ff_next_vf_##name_,                             \
     }
 
 #if CONFIG_LUT_FILTER
diff --git a/libavfilter/vf_lut2.c b/libavfilter/vf_lut2.c
index 1385cba9b1..de0001484f 100644
--- a/libavfilter/vf_lut2.c
+++ b/libavfilter/vf_lut2.c
@@ -374,7 +374,7 @@ static const AVFilterPad outputs[] = {
 
 FRAMESYNC_DEFINE_CLASS(lut2, LUT2Context, fs);
 
-AVFilter ff_vf_lut2 = {
+const AVFilter ff_vf_lut2 = {
     .name          = "lut2",
     .description   = NULL_IF_CONFIG_SMALL("Compute and apply a lookup table from two video inputs."),
     .preinit       = lut2_framesync_preinit,
@@ -386,6 +386,7 @@ AVFilter ff_vf_lut2 = {
     .inputs        = inputs,
     .outputs       = outputs,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL,
+    .next          = ff_next_vf_lut2,
 };
 
 #if CONFIG_TLUT2_FILTER
@@ -444,7 +445,7 @@ static const AVFilterPad tlut2_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_tlut2 = {
+const AVFilter ff_vf_tlut2 = {
     .name          = "tlut2",
     .description   = NULL_IF_CONFIG_SMALL("Compute and apply a lookup table from two successive frames."),
     .priv_size     = sizeof(LUT2Context),
@@ -454,6 +455,7 @@ AVFilter ff_vf_tlut2 = {
     .uninit        = uninit,
     .inputs        = tlut2_inputs,
     .outputs       = tlut2_outputs,
+    .next          = ff_next_vf_tlut2,
 };
 
 #endif
diff --git a/libavfilter/vf_lut3d.c b/libavfilter/vf_lut3d.c
index c9b72249aa..ed787175d1 100644
--- a/libavfilter/vf_lut3d.c
+++ b/libavfilter/vf_lut3d.c
@@ -625,7 +625,7 @@ static const AVFilterPad lut3d_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_lut3d = {
+const AVFilter ff_vf_lut3d = {
     .name          = "lut3d",
     .description   = NULL_IF_CONFIG_SMALL("Adjust colors using a 3D LUT."),
     .priv_size     = sizeof(LUT3DContext),
@@ -635,6 +635,7 @@ AVFilter ff_vf_lut3d = {
     .outputs       = lut3d_outputs,
     .priv_class    = &lut3d_class,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC | AVFILTER_FLAG_SLICE_THREADS,
+    .next          = ff_next_vf_lut3d,
 };
 #endif
 
@@ -806,7 +807,7 @@ static const AVFilterPad haldclut_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_haldclut = {
+const AVFilter ff_vf_haldclut = {
     .name          = "haldclut",
     .description   = NULL_IF_CONFIG_SMALL("Adjust colors using a Hald CLUT."),
     .priv_size     = sizeof(LUT3DContext),
@@ -819,5 +820,6 @@ AVFilter ff_vf_haldclut = {
     .outputs       = haldclut_outputs,
     .priv_class    = &haldclut_class,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL | AVFILTER_FLAG_SLICE_THREADS,
+    .next          = ff_next_vf_haldclut,
 };
 #endif
diff --git a/libavfilter/vf_maskedclamp.c b/libavfilter/vf_maskedclamp.c
index 9812e08533..b59f932734 100644
--- a/libavfilter/vf_maskedclamp.c
+++ b/libavfilter/vf_maskedclamp.c
@@ -314,7 +314,7 @@ static const AVFilterPad maskedclamp_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_maskedclamp = {
+const AVFilter ff_vf_maskedclamp = {
     .name          = "maskedclamp",
     .description   = NULL_IF_CONFIG_SMALL("Clamp first stream with second stream and third stream."),
     .priv_size     = sizeof(MaskedClampContext),
@@ -325,4 +325,5 @@ AVFilter ff_vf_maskedclamp = {
     .outputs       = maskedclamp_outputs,
     .priv_class    = &maskedclamp_class,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL,
+    .next          = ff_next_vf_maskedclamp,
 };
diff --git a/libavfilter/vf_maskedmerge.c b/libavfilter/vf_maskedmerge.c
index 86559abdac..c16fda9c6f 100644
--- a/libavfilter/vf_maskedmerge.c
+++ b/libavfilter/vf_maskedmerge.c
@@ -281,7 +281,7 @@ static const AVFilterPad maskedmerge_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_maskedmerge = {
+const AVFilter ff_vf_maskedmerge = {
     .name          = "maskedmerge",
     .description   = NULL_IF_CONFIG_SMALL("Merge first stream with second stream using third stream as mask."),
     .priv_size     = sizeof(MaskedMergeContext),
@@ -292,4 +292,5 @@ AVFilter ff_vf_maskedmerge = {
     .outputs       = maskedmerge_outputs,
     .priv_class    = &maskedmerge_class,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL,
+    .next          = ff_next_vf_maskedmerge,
 };
diff --git a/libavfilter/vf_mcdeint.c b/libavfilter/vf_mcdeint.c
index 9cdec6308d..a9561847ca 100644
--- a/libavfilter/vf_mcdeint.c
+++ b/libavfilter/vf_mcdeint.c
@@ -301,7 +301,7 @@ static const AVFilterPad mcdeint_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_mcdeint = {
+const AVFilter ff_vf_mcdeint = {
     .name          = "mcdeint",
     .description   = NULL_IF_CONFIG_SMALL("Apply motion compensating deinterlacing."),
     .priv_size     = sizeof(MCDeintContext),
@@ -310,4 +310,5 @@ AVFilter ff_vf_mcdeint = {
     .inputs        = mcdeint_inputs,
     .outputs       = mcdeint_outputs,
     .priv_class    = &mcdeint_class,
+    .next          = ff_next_vf_mcdeint,
 };
diff --git a/libavfilter/vf_mergeplanes.c b/libavfilter/vf_mergeplanes.c
index 4b4f91be5d..f24430e86e 100644
--- a/libavfilter/vf_mergeplanes.c
+++ b/libavfilter/vf_mergeplanes.c
@@ -296,7 +296,7 @@ static const AVFilterPad mergeplanes_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_mergeplanes = {
+const AVFilter ff_vf_mergeplanes = {
     .name          = "mergeplanes",
     .description   = NULL_IF_CONFIG_SMALL("Merge planes."),
     .priv_size     = sizeof(MergePlanesContext),
@@ -308,4 +308,5 @@ AVFilter ff_vf_mergeplanes = {
     .inputs        = NULL,
     .outputs       = mergeplanes_outputs,
     .flags         = AVFILTER_FLAG_DYNAMIC_INPUTS,
+    .next          = ff_next_vf_mergeplanes,
 };
diff --git a/libavfilter/vf_mestimate.c b/libavfilter/vf_mestimate.c
index 7ecfe7da60..fd0c713150 100644
--- a/libavfilter/vf_mestimate.c
+++ b/libavfilter/vf_mestimate.c
@@ -365,7 +365,7 @@ static const AVFilterPad mestimate_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_mestimate = {
+const AVFilter ff_vf_mestimate = {
     .name          = "mestimate",
     .description   = NULL_IF_CONFIG_SMALL("Generate motion vectors."),
     .priv_size     = sizeof(MEContext),
@@ -374,4 +374,5 @@ AVFilter ff_vf_mestimate = {
     .query_formats = query_formats,
     .inputs        = mestimate_inputs,
     .outputs       = mestimate_outputs,
+    .next          = ff_next_vf_mestimate,
 };
diff --git a/libavfilter/vf_midequalizer.c b/libavfilter/vf_midequalizer.c
index c03814a24f..0adc03dc83 100644
--- a/libavfilter/vf_midequalizer.c
+++ b/libavfilter/vf_midequalizer.c
@@ -368,7 +368,7 @@ static const AVFilterPad midequalizer_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_midequalizer = {
+const AVFilter ff_vf_midequalizer = {
     .name          = "midequalizer",
     .description   = NULL_IF_CONFIG_SMALL("Apply Midway Equalization."),
     .priv_size     = sizeof(MidEqualizerContext),
@@ -379,4 +379,5 @@ AVFilter ff_vf_midequalizer = {
     .outputs       = midequalizer_outputs,
     .priv_class    = &midequalizer_class,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL,
+    .next          = ff_next_vf_midequalizer,
 };
diff --git a/libavfilter/vf_minterpolate.c b/libavfilter/vf_minterpolate.c
index d53431593d..d9ee868073 100644
--- a/libavfilter/vf_minterpolate.c
+++ b/libavfilter/vf_minterpolate.c
@@ -1260,7 +1260,7 @@ static const AVFilterPad minterpolate_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_minterpolate = {
+const AVFilter ff_vf_minterpolate = {
     .name          = "minterpolate",
     .description   = NULL_IF_CONFIG_SMALL("Frame rate conversion using Motion Interpolation."),
     .priv_size     = sizeof(MIContext),
@@ -1269,4 +1269,5 @@ AVFilter ff_vf_minterpolate = {
     .query_formats = query_formats,
     .inputs        = minterpolate_inputs,
     .outputs       = minterpolate_outputs,
+    .next          = ff_next_vf_minterpolate,
 };
diff --git a/libavfilter/vf_misc_vaapi.c b/libavfilter/vf_misc_vaapi.c
index 8b179fe215..e90f5a3376 100644
--- a/libavfilter/vf_misc_vaapi.c
+++ b/libavfilter/vf_misc_vaapi.c
@@ -262,7 +262,8 @@ static const AVFilterPad misc_vaapi_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_denoise_vaapi = {
+#if CONFIG_DENOISE_VAAPI_FILTER
+const AVFilter ff_vf_denoise_vaapi = {
     .name          = "denoise_vaapi",
     .description   = NULL_IF_CONFIG_SMALL("VAAPI VPP for de-noise"),
     .priv_size     = sizeof(DenoiseVAAPIContext),
@@ -273,9 +274,12 @@ AVFilter ff_vf_denoise_vaapi = {
     .outputs       = misc_vaapi_outputs,
     .priv_class    = &denoise_vaapi_class,
     .flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
+    .next          = ff_next_vf_denoise_vaapi,
 };
+#endif
 
-AVFilter ff_vf_sharpness_vaapi = {
+#if CONFIG_SHARPNESS_VAAPI_FILTER
+const AVFilter ff_vf_sharpness_vaapi = {
     .name          = "sharpness_vaapi",
     .description   = NULL_IF_CONFIG_SMALL("VAAPI VPP for sharpness"),
     .priv_size     = sizeof(SharpnessVAAPIContext),
@@ -286,4 +290,6 @@ AVFilter ff_vf_sharpness_vaapi = {
     .outputs       = misc_vaapi_outputs,
     .priv_class    = &sharpness_vaapi_class,
     .flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
+    .next          = ff_next_vf_sharpness_vaapi,
 };
+#endif
diff --git a/libavfilter/vf_mix.c b/libavfilter/vf_mix.c
index 261ab066ef..39640ecb81 100644
--- a/libavfilter/vf_mix.c
+++ b/libavfilter/vf_mix.c
@@ -269,7 +269,7 @@ static const AVFilterPad outputs[] = {
 
 AVFILTER_DEFINE_CLASS(mix);
 
-AVFilter ff_vf_mix = {
+const AVFilter ff_vf_mix = {
     .name          = "mix",
     .description   = NULL_IF_CONFIG_SMALL("Mix video inputs."),
     .priv_size     = sizeof(MixContext),
@@ -280,4 +280,5 @@ AVFilter ff_vf_mix = {
     .uninit        = uninit,
     .activate      = activate,
     .flags         = AVFILTER_FLAG_DYNAMIC_INPUTS,
+    .next          = ff_next_vf_mix,
 };
diff --git a/libavfilter/vf_mpdecimate.c b/libavfilter/vf_mpdecimate.c
index c9a9cb3a8e..ab9d51d4d3 100644
--- a/libavfilter/vf_mpdecimate.c
+++ b/libavfilter/vf_mpdecimate.c
@@ -242,7 +242,7 @@ static const AVFilterPad mpdecimate_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_mpdecimate = {
+const AVFilter ff_vf_mpdecimate = {
     .name          = "mpdecimate",
     .description   = NULL_IF_CONFIG_SMALL("Remove near-duplicate frames."),
     .init          = init,
@@ -252,4 +252,5 @@ AVFilter ff_vf_mpdecimate = {
     .query_formats = query_formats,
     .inputs        = mpdecimate_inputs,
     .outputs       = mpdecimate_outputs,
+    .next          = ff_next_vf_mpdecimate,
 };
diff --git a/libavfilter/vf_neighbor.c b/libavfilter/vf_neighbor.c
index de4a12f048..22e3f2d9fc 100644
--- a/libavfilter/vf_neighbor.c
+++ b/libavfilter/vf_neighbor.c
@@ -252,7 +252,7 @@ static const AVFilterPad neighbor_outputs[] = {
 #define DEFINE_NEIGHBOR_FILTER(name_, description_)          \
 AVFILTER_DEFINE_CLASS(name_);                                \
                                                              \
-AVFilter ff_vf_##name_ = {                                   \
+const AVFilter ff_vf_##name_ = {                             \
     .name          = #name_,                                 \
     .description   = NULL_IF_CONFIG_SMALL(description_),     \
     .priv_size     = sizeof(NContext),                       \
@@ -262,6 +262,7 @@ AVFilter ff_vf_##name_ = {                                   \
     .inputs        = neighbor_inputs,                        \
     .outputs       = neighbor_outputs,                       \
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC, \
+    .next          = ff_next_vf_##name_,                     \
 }
 
 #if CONFIG_EROSION_FILTER
diff --git a/libavfilter/vf_nlmeans.c b/libavfilter/vf_nlmeans.c
index e4952e187e..dd0b958361 100644
--- a/libavfilter/vf_nlmeans.c
+++ b/libavfilter/vf_nlmeans.c
@@ -537,7 +537,7 @@ static const AVFilterPad nlmeans_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_nlmeans = {
+const AVFilter ff_vf_nlmeans = {
     .name          = "nlmeans",
     .description   = NULL_IF_CONFIG_SMALL("Non-local means denoiser."),
     .priv_size     = sizeof(NLMeansContext),
@@ -548,4 +548,5 @@ AVFilter ff_vf_nlmeans = {
     .outputs       = nlmeans_outputs,
     .priv_class    = &nlmeans_class,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC | AVFILTER_FLAG_SLICE_THREADS,
+    .next          = ff_next_vf_nlmeans,
 };
diff --git a/libavfilter/vf_nnedi.c b/libavfilter/vf_nnedi.c
index b14aa64c04..8f42164aae 100644
--- a/libavfilter/vf_nnedi.c
+++ b/libavfilter/vf_nnedi.c
@@ -1197,7 +1197,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_nnedi = {
+const AVFilter ff_vf_nnedi = {
     .name          = "nnedi",
     .description   = NULL_IF_CONFIG_SMALL("Apply neural network edge directed interpolation intra-only deinterlacer."),
     .priv_size     = sizeof(NNEDIContext),
@@ -1208,4 +1208,5 @@ AVFilter ff_vf_nnedi = {
     .inputs        = inputs,
     .outputs       = outputs,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL,
+    .next          = ff_next_vf_nnedi,
 };
diff --git a/libavfilter/vf_noise.c b/libavfilter/vf_noise.c
index abdf04708b..2714fd060b 100644
--- a/libavfilter/vf_noise.c
+++ b/libavfilter/vf_noise.c
@@ -337,7 +337,7 @@ static const AVFilterPad noise_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_noise = {
+const AVFilter ff_vf_noise = {
     .name          = "noise",
     .description   = NULL_IF_CONFIG_SMALL("Add noise."),
     .priv_size     = sizeof(NoiseContext),
@@ -348,4 +348,5 @@ AVFilter ff_vf_noise = {
     .outputs       = noise_outputs,
     .priv_class    = &noise_class,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC | AVFILTER_FLAG_SLICE_THREADS,
+    .next          = ff_next_vf_noise,
 };
diff --git a/libavfilter/vf_normalize.c b/libavfilter/vf_normalize.c
index 5c1fe98c60..e092530825 100644
--- a/libavfilter/vf_normalize.c
+++ b/libavfilter/vf_normalize.c
@@ -374,7 +374,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_normalize = {
+const AVFilter ff_vf_normalize = {
     .name          = "normalize",
     .description   = NULL_IF_CONFIG_SMALL("Normalize RGB video."),
     .priv_size     = sizeof(NormalizeContext),
@@ -383,4 +383,5 @@ AVFilter ff_vf_normalize = {
     .query_formats = query_formats,
     .inputs        = inputs,
     .outputs       = outputs,
+    .next          = ff_next_vf_normalize,
 };
diff --git a/libavfilter/vf_null.c b/libavfilter/vf_null.c
index 2355615229..e9400fe567 100644
--- a/libavfilter/vf_null.c
+++ b/libavfilter/vf_null.c
@@ -42,9 +42,10 @@ static const AVFilterPad avfilter_vf_null_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_null = {
+const AVFilter ff_vf_null = {
     .name        = "null",
     .description = NULL_IF_CONFIG_SMALL("Pass the source unchanged to the output."),
     .inputs      = avfilter_vf_null_inputs,
     .outputs     = avfilter_vf_null_outputs,
+    .next        = ff_next_vf_null,
 };
diff --git a/libavfilter/vf_ocr.c b/libavfilter/vf_ocr.c
index abfff49438..39a6a4611e 100644
--- a/libavfilter/vf_ocr.c
+++ b/libavfilter/vf_ocr.c
@@ -136,7 +136,7 @@ static const AVFilterPad ocr_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_ocr = {
+const AVFilter ff_vf_ocr = {
     .name          = "ocr",
     .description   = NULL_IF_CONFIG_SMALL("Optical Character Recognition."),
     .priv_size     = sizeof(OCRContext),
@@ -146,4 +146,5 @@ AVFilter ff_vf_ocr = {
     .uninit        = uninit,
     .inputs        = ocr_inputs,
     .outputs       = ocr_outputs,
+    .next          = ff_next_vf_ocr,
 };
diff --git a/libavfilter/vf_overlay.c b/libavfilter/vf_overlay.c
index aa5835ae3a..4dd63a0314 100644
--- a/libavfilter/vf_overlay.c
+++ b/libavfilter/vf_overlay.c
@@ -978,7 +978,7 @@ static const AVFilterPad avfilter_vf_overlay_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_overlay = {
+const AVFilter ff_vf_overlay = {
     .name          = "overlay",
     .description   = NULL_IF_CONFIG_SMALL("Overlay a video source on top of the input."),
     .preinit       = overlay_framesync_preinit,
@@ -992,4 +992,5 @@ AVFilter ff_vf_overlay = {
     .inputs        = avfilter_vf_overlay_inputs,
     .outputs       = avfilter_vf_overlay_outputs,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL,
+    .next          = ff_next_vf_overlay,
 };
diff --git a/libavfilter/vf_overlay_opencl.c b/libavfilter/vf_overlay_opencl.c
index ee8381dfee..827d9ac155 100644
--- a/libavfilter/vf_overlay_opencl.c
+++ b/libavfilter/vf_overlay_opencl.c
@@ -346,7 +346,7 @@ static const AVFilterPad overlay_opencl_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_overlay_opencl = {
+const AVFilter ff_vf_overlay_opencl = {
     .name            = "overlay_opencl",
     .description     = NULL_IF_CONFIG_SMALL("Overlay one video on top of another"),
     .priv_size       = sizeof(OverlayOpenCLContext),
@@ -358,4 +358,5 @@ AVFilter ff_vf_overlay_opencl = {
     .inputs          = overlay_opencl_inputs,
     .outputs         = overlay_opencl_outputs,
     .flags_internal  = FF_FILTER_FLAG_HWFRAME_AWARE,
+    .next            = ff_next_vf_overlay_opencl,
 };
diff --git a/libavfilter/vf_overlay_qsv.c b/libavfilter/vf_overlay_qsv.c
index 6c3efdbeb5..d5f75c0197 100644
--- a/libavfilter/vf_overlay_qsv.c
+++ b/libavfilter/vf_overlay_qsv.c
@@ -479,7 +479,7 @@ static const AVFilterPad overlay_qsv_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_overlay_qsv = {
+const AVFilter ff_vf_overlay_qsv = {
     .name           = "overlay_qsv",
     .description    = NULL_IF_CONFIG_SMALL("Quick Sync Video overlay."),
     .priv_size      = sizeof(QSVOverlayContext),
@@ -490,4 +490,5 @@ AVFilter ff_vf_overlay_qsv = {
     .outputs        = overlay_qsv_outputs,
     .priv_class     = &overlay_qsv_class,
     .flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
+    .next           = ff_next_vf_overlay_qsv,
 };
diff --git a/libavfilter/vf_owdenoise.c b/libavfilter/vf_owdenoise.c
index 6d6c2a3d53..afdf78becb 100644
--- a/libavfilter/vf_owdenoise.c
+++ b/libavfilter/vf_owdenoise.c
@@ -364,7 +364,7 @@ static const AVFilterPad owdenoise_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_owdenoise = {
+const AVFilter ff_vf_owdenoise = {
     .name          = "owdenoise",
     .description   = NULL_IF_CONFIG_SMALL("Denoise using wavelets."),
     .priv_size     = sizeof(OWDenoiseContext),
@@ -374,4 +374,5 @@ AVFilter ff_vf_owdenoise = {
     .outputs       = owdenoise_outputs,
     .priv_class    = &owdenoise_class,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+    .next          = ff_next_vf_owdenoise,
 };
diff --git a/libavfilter/vf_pad.c b/libavfilter/vf_pad.c
index ed155578e1..8c975af7ac 100644
--- a/libavfilter/vf_pad.c
+++ b/libavfilter/vf_pad.c
@@ -453,7 +453,7 @@ static const AVFilterPad avfilter_vf_pad_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_pad = {
+const AVFilter ff_vf_pad = {
     .name          = "pad",
     .description   = NULL_IF_CONFIG_SMALL("Pad the input video."),
     .priv_size     = sizeof(PadContext),
@@ -461,4 +461,5 @@ AVFilter ff_vf_pad = {
     .query_formats = query_formats,
     .inputs        = avfilter_vf_pad_inputs,
     .outputs       = avfilter_vf_pad_outputs,
+    .next          = ff_next_vf_pad,
 };
diff --git a/libavfilter/vf_palettegen.c b/libavfilter/vf_palettegen.c
index 5ff73e6b2b..2ff5c1958c 100644
--- a/libavfilter/vf_palettegen.c
+++ b/libavfilter/vf_palettegen.c
@@ -570,7 +570,7 @@ static const AVFilterPad palettegen_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_palettegen = {
+const AVFilter ff_vf_palettegen = {
     .name          = "palettegen",
     .description   = NULL_IF_CONFIG_SMALL("Find the optimal palette for a given stream."),
     .priv_size     = sizeof(PaletteGenContext),
@@ -579,4 +579,5 @@ AVFilter ff_vf_palettegen = {
     .inputs        = palettegen_inputs,
     .outputs       = palettegen_outputs,
     .priv_class    = &palettegen_class,
+    .next          = ff_next_vf_palettegen,
 };
diff --git a/libavfilter/vf_paletteuse.c b/libavfilter/vf_paletteuse.c
index 604a8af29c..7a2883877d 100644
--- a/libavfilter/vf_paletteuse.c
+++ b/libavfilter/vf_paletteuse.c
@@ -1138,7 +1138,7 @@ static const AVFilterPad paletteuse_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_paletteuse = {
+const AVFilter ff_vf_paletteuse = {
     .name          = "paletteuse",
     .description   = NULL_IF_CONFIG_SMALL("Use a palette to downsample an input video stream."),
     .priv_size     = sizeof(PaletteUseContext),
@@ -1149,4 +1149,5 @@ AVFilter ff_vf_paletteuse = {
     .inputs        = paletteuse_inputs,
     .outputs       = paletteuse_outputs,
     .priv_class    = &paletteuse_class,
+    .next          = ff_next_vf_paletteuse,
 };
diff --git a/libavfilter/vf_perspective.c b/libavfilter/vf_perspective.c
index 92495097cc..ee2789d3aa 100644
--- a/libavfilter/vf_perspective.c
+++ b/libavfilter/vf_perspective.c
@@ -511,7 +511,7 @@ static const AVFilterPad perspective_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_perspective = {
+const AVFilter ff_vf_perspective = {
     .name          = "perspective",
     .description   = NULL_IF_CONFIG_SMALL("Correct the perspective of video."),
     .priv_size     = sizeof(PerspectiveContext),
@@ -522,4 +522,5 @@ AVFilter ff_vf_perspective = {
     .outputs       = perspective_outputs,
     .priv_class    = &perspective_class,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC | AVFILTER_FLAG_SLICE_THREADS,
+    .next          = ff_next_vf_perspective,
 };
diff --git a/libavfilter/vf_phase.c b/libavfilter/vf_phase.c
index fadeb6266d..a2eb6cd2cc 100644
--- a/libavfilter/vf_phase.c
+++ b/libavfilter/vf_phase.c
@@ -320,7 +320,7 @@ static const AVFilterPad phase_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_phase = {
+const AVFilter ff_vf_phase = {
     .name          = "phase",
     .description   = NULL_IF_CONFIG_SMALL("Phase shift fields."),
     .priv_size     = sizeof(PhaseContext),
@@ -330,4 +330,5 @@ AVFilter ff_vf_phase = {
     .inputs        = phase_inputs,
     .outputs       = phase_outputs,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL,
+    .next          = ff_next_vf_phase,
 };
diff --git a/libavfilter/vf_pixdesctest.c b/libavfilter/vf_pixdesctest.c
index d6423acb91..1f0be4468b 100644
--- a/libavfilter/vf_pixdesctest.c
+++ b/libavfilter/vf_pixdesctest.c
@@ -125,11 +125,12 @@ static const AVFilterPad avfilter_vf_pixdesctest_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_pixdesctest = {
+const AVFilter ff_vf_pixdesctest = {
     .name        = "pixdesctest",
     .description = NULL_IF_CONFIG_SMALL("Test pixel format definitions."),
     .priv_size   = sizeof(PixdescTestContext),
     .uninit      = uninit,
     .inputs      = avfilter_vf_pixdesctest_inputs,
     .outputs     = avfilter_vf_pixdesctest_outputs,
+    .next        = ff_next_vf_pixdesctest,
 };
diff --git a/libavfilter/vf_pp.c b/libavfilter/vf_pp.c
index 524ef1bb0a..310fc7646f 100644
--- a/libavfilter/vf_pp.c
+++ b/libavfilter/vf_pp.c
@@ -181,7 +181,7 @@ static const AVFilterPad pp_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_pp = {
+const AVFilter ff_vf_pp = {
     .name            = "pp",
     .description     = NULL_IF_CONFIG_SMALL("Filter video using libpostproc."),
     .priv_size       = sizeof(PPFilterContext),
@@ -193,4 +193,5 @@ AVFilter ff_vf_pp = {
     .process_command = pp_process_command,
     .priv_class      = &pp_class,
     .flags           = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+    .next            = ff_next_vf_pp,
 };
diff --git a/libavfilter/vf_pp7.c b/libavfilter/vf_pp7.c
index 570a1c90b9..f4c0673d2a 100644
--- a/libavfilter/vf_pp7.c
+++ b/libavfilter/vf_pp7.c
@@ -393,7 +393,7 @@ static const AVFilterPad pp7_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_pp7 = {
+const AVFilter ff_vf_pp7 = {
     .name            = "pp7",
     .description     = NULL_IF_CONFIG_SMALL("Apply Postprocessing 7 filter."),
     .priv_size       = sizeof(PP7Context),
@@ -403,4 +403,5 @@ AVFilter ff_vf_pp7 = {
     .outputs         = pp7_outputs,
     .priv_class      = &pp7_class,
     .flags           = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL,
+    .next            = ff_next_vf_pp7,
 };
diff --git a/libavfilter/vf_premultiply.c b/libavfilter/vf_premultiply.c
index df4f26578d..01f17eab34 100644
--- a/libavfilter/vf_premultiply.c
+++ b/libavfilter/vf_premultiply.c
@@ -683,7 +683,7 @@ static const AVFilterPad premultiply_outputs[] = {
 
 #if CONFIG_PREMULTIPLY_FILTER
 
-AVFilter ff_vf_premultiply = {
+const AVFilter ff_vf_premultiply = {
     .name          = "premultiply",
     .description   = NULL_IF_CONFIG_SMALL("PreMultiply first stream with first plane of second stream."),
     .priv_size     = sizeof(PreMultiplyContext),
@@ -696,6 +696,7 @@ AVFilter ff_vf_premultiply = {
     .priv_class    = &premultiply_class,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL |
                      AVFILTER_FLAG_DYNAMIC_INPUTS,
+    .next          = ff_next_vf_premultiply,
 };
 
 #endif /* CONFIG_PREMULTIPLY_FILTER */
@@ -705,7 +706,7 @@ AVFilter ff_vf_premultiply = {
 #define unpremultiply_options options
 AVFILTER_DEFINE_CLASS(unpremultiply);
 
-AVFilter ff_vf_unpremultiply = {
+const AVFilter ff_vf_unpremultiply = {
     .name          = "unpremultiply",
     .description   = NULL_IF_CONFIG_SMALL("UnPreMultiply first stream with first plane of second stream."),
     .priv_size     = sizeof(PreMultiplyContext),
@@ -718,6 +719,7 @@ AVFilter ff_vf_unpremultiply = {
     .priv_class    = &unpremultiply_class,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL |
                      AVFILTER_FLAG_DYNAMIC_INPUTS,
+    .next          = ff_next_vf_unpremultiply,
 };
 
 #endif /* CONFIG_UNPREMULTIPLY_FILTER */
diff --git a/libavfilter/vf_procamp_vaapi.c b/libavfilter/vf_procamp_vaapi.c
index 45a3120b23..1d93bb6527 100644
--- a/libavfilter/vf_procamp_vaapi.c
+++ b/libavfilter/vf_procamp_vaapi.c
@@ -256,7 +256,7 @@ static const AVFilterPad procamp_vaapi_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_procamp_vaapi = {
+const AVFilter ff_vf_procamp_vaapi = {
     .name          = "procamp_vaapi",
     .description   = NULL_IF_CONFIG_SMALL("ProcAmp (color balance) adjustments for hue, saturation, brightness, contrast"),
     .priv_size     = sizeof(ProcampVAAPIContext),
@@ -267,4 +267,5 @@ AVFilter ff_vf_procamp_vaapi = {
     .outputs       = procamp_vaapi_outputs,
     .priv_class    = &procamp_vaapi_class,
     .flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
+    .next          = ff_next_vf_procamp_vaapi,
 };
diff --git a/libavfilter/vf_program_opencl.c b/libavfilter/vf_program_opencl.c
index 4ee9668236..e2421bbcbb 100644
--- a/libavfilter/vf_program_opencl.c
+++ b/libavfilter/vf_program_opencl.c
@@ -375,7 +375,7 @@ static const AVFilterPad program_opencl_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_program_opencl = {
+const AVFilter ff_vf_program_opencl = {
     .name           = "program_opencl",
     .description    = NULL_IF_CONFIG_SMALL("Filter video using an OpenCL program"),
     .priv_size      = sizeof(ProgramOpenCLContext),
@@ -388,6 +388,7 @@ AVFilter ff_vf_program_opencl = {
     .inputs         = NULL,
     .outputs        = program_opencl_outputs,
     .flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
+    .next           = ff_next_vf_program_opencl,
 };
 
 #endif
@@ -428,7 +429,7 @@ static const AVFilterPad openclsrc_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vsrc_openclsrc = {
+const AVFilter ff_vsrc_openclsrc = {
     .name           = "openclsrc",
     .description    = NULL_IF_CONFIG_SMALL("Generate video using an OpenCL program"),
     .priv_size      = sizeof(ProgramOpenCLContext),
@@ -439,6 +440,7 @@ AVFilter ff_vsrc_openclsrc = {
     .inputs         = NULL,
     .outputs        = openclsrc_outputs,
     .flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
+    .next           = ff_next_vsrc_openclsrc,
 };
 
 #endif
diff --git a/libavfilter/vf_pseudocolor.c b/libavfilter/vf_pseudocolor.c
index 2e7a3a95f8..4243aafb86 100644
--- a/libavfilter/vf_pseudocolor.c
+++ b/libavfilter/vf_pseudocolor.c
@@ -658,7 +658,7 @@ static av_cold void uninit(AVFilterContext *ctx)
 
 AVFILTER_DEFINE_CLASS(pseudocolor);
 
-AVFilter ff_vf_pseudocolor = {
+const AVFilter ff_vf_pseudocolor = {
     .name          = "pseudocolor",
     .description   = NULL_IF_CONFIG_SMALL("Make pseudocolored video frames."),
     .priv_size     = sizeof(PseudoColorContext),
@@ -668,4 +668,5 @@ AVFilter ff_vf_pseudocolor = {
     .inputs        = inputs,
     .outputs       = outputs,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+    .next          = ff_next_vf_pseudocolor,
 };
diff --git a/libavfilter/vf_psnr.c b/libavfilter/vf_psnr.c
index 153d694b7f..1ff18736f6 100644
--- a/libavfilter/vf_psnr.c
+++ b/libavfilter/vf_psnr.c
@@ -407,7 +407,7 @@ static const AVFilterPad psnr_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_psnr = {
+const AVFilter ff_vf_psnr = {
     .name          = "psnr",
     .description   = NULL_IF_CONFIG_SMALL("Calculate the PSNR between two video streams."),
     .preinit       = psnr_framesync_preinit,
@@ -419,4 +419,5 @@ AVFilter ff_vf_psnr = {
     .priv_class    = &psnr_class,
     .inputs        = psnr_inputs,
     .outputs       = psnr_outputs,
+    .next          = ff_next_vf_psnr,
 };
diff --git a/libavfilter/vf_pullup.c b/libavfilter/vf_pullup.c
index fa76caad03..667a52c95a 100644
--- a/libavfilter/vf_pullup.c
+++ b/libavfilter/vf_pullup.c
@@ -764,7 +764,7 @@ static const AVFilterPad pullup_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_pullup = {
+const AVFilter ff_vf_pullup = {
     .name          = "pullup",
     .description   = NULL_IF_CONFIG_SMALL("Pullup from field sequence to frames."),
     .priv_size     = sizeof(PullupContext),
@@ -773,4 +773,5 @@ AVFilter ff_vf_pullup = {
     .query_formats = query_formats,
     .inputs        = pullup_inputs,
     .outputs       = pullup_outputs,
+    .next          = ff_next_vf_pullup,
 };
diff --git a/libavfilter/vf_qp.c b/libavfilter/vf_qp.c
index 33d39493bc..a3e89d6e9a 100644
--- a/libavfilter/vf_qp.c
+++ b/libavfilter/vf_qp.c
@@ -172,7 +172,7 @@ static const AVFilterPad qp_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_qp = {
+const AVFilter ff_vf_qp = {
     .name          = "qp",
     .description   = NULL_IF_CONFIG_SMALL("Change video quantization parameters."),
     .priv_size     = sizeof(QPContext),
@@ -180,4 +180,5 @@ AVFilter ff_vf_qp = {
     .outputs       = qp_outputs,
     .priv_class    = &qp_class,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL,
+    .next          = ff_next_vf_qp,
 };
diff --git a/libavfilter/vf_random.c b/libavfilter/vf_random.c
index 373a7db053..bbf1826781 100644
--- a/libavfilter/vf_random.c
+++ b/libavfilter/vf_random.c
@@ -126,7 +126,7 @@ static const AVFilterPad random_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_random = {
+const AVFilter ff_vf_random = {
     .name        = "random",
     .description = NULL_IF_CONFIG_SMALL("Return random frames."),
     .priv_size   = sizeof(RandomContext),
@@ -134,4 +134,5 @@ AVFilter ff_vf_random = {
     .init        = init,
     .inputs      = random_inputs,
     .outputs     = random_outputs,
+    .next        = ff_next_vf_random,
 };
diff --git a/libavfilter/vf_readeia608.c b/libavfilter/vf_readeia608.c
index bc3abe7c4d..2cd616802b 100644
--- a/libavfilter/vf_readeia608.c
+++ b/libavfilter/vf_readeia608.c
@@ -256,7 +256,7 @@ static const AVFilterPad readeia608_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_readeia608 = {
+const AVFilter ff_vf_readeia608 = {
     .name          = "readeia608",
     .description   = NULL_IF_CONFIG_SMALL("Read EIA-608 Closed Caption codes from input video and write them to frame metadata."),
     .priv_size     = sizeof(ReadEIA608Context),
@@ -265,4 +265,5 @@ AVFilter ff_vf_readeia608 = {
     .inputs        = readeia608_inputs,
     .outputs       = readeia608_outputs,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+    .next          = ff_next_vf_readeia608,
 };
diff --git a/libavfilter/vf_readvitc.c b/libavfilter/vf_readvitc.c
index 7ef8cdae58..6ad77141c1 100644
--- a/libavfilter/vf_readvitc.c
+++ b/libavfilter/vf_readvitc.c
@@ -246,7 +246,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_readvitc = {
+const AVFilter ff_vf_readvitc = {
     .name          = "readvitc",
     .description   = NULL_IF_CONFIG_SMALL("Read vertical interval timecode and write it to frame metadata."),
     .priv_size     = sizeof(ReadVitcContext),
@@ -255,4 +255,5 @@ AVFilter ff_vf_readvitc = {
     .outputs       = outputs,
     .init          = init,
     .query_formats = query_formats,
+    .next          = ff_next_vf_readvitc,
 };
diff --git a/libavfilter/vf_remap.c b/libavfilter/vf_remap.c
index d24284703b..fd58d44e8e 100644
--- a/libavfilter/vf_remap.c
+++ b/libavfilter/vf_remap.c
@@ -396,7 +396,7 @@ static const AVFilterPad remap_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_remap = {
+const AVFilter ff_vf_remap = {
     .name          = "remap",
     .description   = NULL_IF_CONFIG_SMALL("Remap pixels."),
     .priv_size     = sizeof(RemapContext),
@@ -407,4 +407,5 @@ AVFilter ff_vf_remap = {
     .outputs       = remap_outputs,
     .priv_class    = &remap_class,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+    .next          = ff_next_vf_remap,
 };
diff --git a/libavfilter/vf_removegrain.c b/libavfilter/vf_removegrain.c
index bc45076baa..bafef498c6 100644
--- a/libavfilter/vf_removegrain.c
+++ b/libavfilter/vf_removegrain.c
@@ -648,7 +648,7 @@ static const AVFilterPad removegrain_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_removegrain = {
+const AVFilter ff_vf_removegrain = {
     .name          = "removegrain",
     .description   = NULL_IF_CONFIG_SMALL("Remove grain."),
     .priv_size     = sizeof(RemoveGrainContext),
@@ -657,4 +657,5 @@ AVFilter ff_vf_removegrain = {
     .outputs       = removegrain_outputs,
     .priv_class    = &removegrain_class,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC | AVFILTER_FLAG_SLICE_THREADS,
+    .next          = ff_next_vf_removegrain,
 };
diff --git a/libavfilter/vf_removelogo.c b/libavfilter/vf_removelogo.c
index aff2d12a17..64d57529c4 100644
--- a/libavfilter/vf_removelogo.c
+++ b/libavfilter/vf_removelogo.c
@@ -573,7 +573,7 @@ static const AVFilterPad removelogo_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_removelogo = {
+const AVFilter ff_vf_removelogo = {
     .name          = "removelogo",
     .description   = NULL_IF_CONFIG_SMALL("Remove a TV logo based on a mask image."),
     .priv_size     = sizeof(RemovelogoContext),
@@ -584,4 +584,5 @@ AVFilter ff_vf_removelogo = {
     .outputs       = removelogo_outputs,
     .priv_class    = &removelogo_class,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+    .next          = ff_next_vf_removelogo,
 };
diff --git a/libavfilter/vf_repeatfields.c b/libavfilter/vf_repeatfields.c
index 3ac432b5bc..99c1caf64b 100644
--- a/libavfilter/vf_repeatfields.c
+++ b/libavfilter/vf_repeatfields.c
@@ -181,7 +181,7 @@ static const AVFilterPad repeatfields_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_repeatfields = {
+const AVFilter ff_vf_repeatfields = {
     .name          = "repeatfields",
     .description   = NULL_IF_CONFIG_SMALL("Hard repeat fields based on MPEG repeat field flag."),
     .priv_size     = sizeof(RepeatFieldsContext),
@@ -189,4 +189,5 @@ AVFilter ff_vf_repeatfields = {
     .inputs        = repeatfields_inputs,
     .outputs       = repeatfields_outputs,
     .query_formats = query_formats,
+    .next          = ff_next_vf_repeatfields,
 };
diff --git a/libavfilter/vf_rotate.c b/libavfilter/vf_rotate.c
index 371ff7f722..7a91c4c35f 100644
--- a/libavfilter/vf_rotate.c
+++ b/libavfilter/vf_rotate.c
@@ -601,7 +601,7 @@ static const AVFilterPad rotate_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_rotate = {
+const AVFilter ff_vf_rotate = {
     .name          = "rotate",
     .description   = NULL_IF_CONFIG_SMALL("Rotate the input image."),
     .priv_size     = sizeof(RotContext),
@@ -613,4 +613,5 @@ AVFilter ff_vf_rotate = {
     .outputs       = rotate_outputs,
     .priv_class    = &rotate_class,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC | AVFILTER_FLAG_SLICE_THREADS,
+    .next          = ff_next_vf_rotate,
 };
diff --git a/libavfilter/vf_sab.c b/libavfilter/vf_sab.c
index 6f63654161..62bce8cce5 100644
--- a/libavfilter/vf_sab.c
+++ b/libavfilter/vf_sab.c
@@ -323,7 +323,7 @@ static const AVFilterPad sab_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_sab = {
+const AVFilter ff_vf_sab = {
     .name          = "sab",
     .description   = NULL_IF_CONFIG_SMALL("Apply shape adaptive blur."),
     .priv_size     = sizeof(SabContext),
@@ -334,4 +334,5 @@ AVFilter ff_vf_sab = {
     .outputs       = sab_outputs,
     .priv_class    = &sab_class,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+    .next          = ff_next_vf_sab,
 };
diff --git a/libavfilter/vf_scale.c b/libavfilter/vf_scale.c
index 9f45032e85..4ea05c5265 100644
--- a/libavfilter/vf_scale.c
+++ b/libavfilter/vf_scale.c
@@ -93,8 +93,6 @@ typedef struct ScaleContext {
 
 } ScaleContext;
 
-AVFilter ff_vf_scale2ref;
-
 static av_cold int init_dict(AVFilterContext *ctx, AVDictionary **opts)
 {
     ScaleContext *scale = ctx->priv;
@@ -602,6 +600,7 @@ static const AVOption scale_options[] = {
     { NULL }
 };
 
+#if CONFIG_SCALE_FILTER
 static const AVClass scale_class = {
     .class_name       = "scale",
     .item_name        = av_default_item_name,
@@ -629,7 +628,7 @@ static const AVFilterPad avfilter_vf_scale_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_scale = {
+const AVFilter ff_vf_scale = {
     .name            = "scale",
     .description     = NULL_IF_CONFIG_SMALL("Scale the input video size and/or convert the image format."),
     .init_dict       = init_dict,
@@ -640,8 +639,11 @@ AVFilter ff_vf_scale = {
     .inputs          = avfilter_vf_scale_inputs,
     .outputs         = avfilter_vf_scale_outputs,
     .process_command = process_command,
+    .next            = ff_next_vf_scale,
 };
+#endif /* CONFIG_SCALE_FILTER */
 
+#if CONFIG_SCALE2REF_FILTER
 static const AVClass scale2ref_class = {
     .class_name       = "scale2ref",
     .item_name        = av_default_item_name,
@@ -681,7 +683,7 @@ static const AVFilterPad avfilter_vf_scale2ref_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_scale2ref = {
+const AVFilter ff_vf_scale2ref = {
     .name            = "scale2ref",
     .description     = NULL_IF_CONFIG_SMALL("Scale the input video size and/or convert the image format to the given reference."),
     .init_dict       = init_dict,
@@ -692,4 +694,6 @@ AVFilter ff_vf_scale2ref = {
     .inputs          = avfilter_vf_scale2ref_inputs,
     .outputs         = avfilter_vf_scale2ref_outputs,
     .process_command = process_command,
+    .next            = ff_next_vf_scale2ref,
 };
+#endif /* CONFIG_SCALE2REF_FILTER */
diff --git a/libavfilter/vf_scale_cuda.c b/libavfilter/vf_scale_cuda.c
index 23ac27a7dc..e3b1c44b1e 100644
--- a/libavfilter/vf_scale_cuda.c
+++ b/libavfilter/vf_scale_cuda.c
@@ -538,7 +538,7 @@ static const AVFilterPad cudascale_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_scale_cuda = {
+const AVFilter ff_vf_scale_cuda = {
     .name      = "scale_cuda",
     .description = NULL_IF_CONFIG_SMALL("GPU accelerated video resizer"),
 
@@ -553,4 +553,5 @@ AVFilter ff_vf_scale_cuda = {
     .outputs   = cudascale_outputs,
 
     .flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
+    .next           = ff_next_vf_scale_cuda,
 };
diff --git a/libavfilter/vf_scale_npp.c b/libavfilter/vf_scale_npp.c
index 8a277ce8e1..d3840c3ed3 100644
--- a/libavfilter/vf_scale_npp.c
+++ b/libavfilter/vf_scale_npp.c
@@ -580,7 +580,7 @@ static const AVFilterPad nppscale_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_scale_npp = {
+const AVFilter ff_vf_scale_npp = {
     .name      = "scale_npp",
     .description = NULL_IF_CONFIG_SMALL("NVIDIA Performance Primitives video "
                                         "scaling and format conversion"),
@@ -596,4 +596,5 @@ AVFilter ff_vf_scale_npp = {
     .outputs   = nppscale_outputs,
 
     .flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
+    .next           = ff_next_vf_scale_npp,
 };
diff --git a/libavfilter/vf_scale_qsv.c b/libavfilter/vf_scale_qsv.c
index a5f5be7d66..c8a70ba8eb 100644
--- a/libavfilter/vf_scale_qsv.c
+++ b/libavfilter/vf_scale_qsv.c
@@ -615,7 +615,7 @@ static const AVFilterPad qsvscale_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_scale_qsv = {
+const AVFilter ff_vf_scale_qsv = {
     .name      = "scale_qsv",
     .description = NULL_IF_CONFIG_SMALL("QuickSync video scaling and format conversion"),
 
@@ -630,4 +630,5 @@ AVFilter ff_vf_scale_qsv = {
     .outputs   = qsvscale_outputs,
 
     .flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
+    .next           = ff_next_vf_scale_qsv,
 };
diff --git a/libavfilter/vf_scale_vaapi.c b/libavfilter/vf_scale_vaapi.c
index c19e23ccd0..e0daa15aa8 100644
--- a/libavfilter/vf_scale_vaapi.c
+++ b/libavfilter/vf_scale_vaapi.c
@@ -198,7 +198,7 @@ static const AVFilterPad scale_vaapi_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_scale_vaapi = {
+const AVFilter ff_vf_scale_vaapi = {
     .name          = "scale_vaapi",
     .description   = NULL_IF_CONFIG_SMALL("Scale to/from VAAPI surfaces."),
     .priv_size     = sizeof(ScaleVAAPIContext),
@@ -209,4 +209,5 @@ AVFilter ff_vf_scale_vaapi = {
     .outputs       = scale_vaapi_outputs,
     .priv_class    = &scale_vaapi_class,
     .flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
+    .next          = ff_next_vf_scale_vaapi,
 };
diff --git a/libavfilter/vf_selectivecolor.c b/libavfilter/vf_selectivecolor.c
index c4d51bb70d..ec8a4c6b4a 100644
--- a/libavfilter/vf_selectivecolor.c
+++ b/libavfilter/vf_selectivecolor.c
@@ -470,7 +470,7 @@ static const AVFilterPad selectivecolor_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_selectivecolor = {
+const AVFilter ff_vf_selectivecolor = {
     .name          = "selectivecolor",
     .description   = NULL_IF_CONFIG_SMALL("Apply CMYK adjustments to specific color ranges."),
     .priv_size     = sizeof(SelectiveColorContext),
@@ -479,4 +479,5 @@ AVFilter ff_vf_selectivecolor = {
     .outputs       = selectivecolor_outputs,
     .priv_class    = &selectivecolor_class,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC | AVFILTER_FLAG_SLICE_THREADS,
+    .next          = ff_next_vf_selectivecolor,
 };
diff --git a/libavfilter/vf_separatefields.c b/libavfilter/vf_separatefields.c
index 3ed222f271..064b561a21 100644
--- a/libavfilter/vf_separatefields.c
+++ b/libavfilter/vf_separatefields.c
@@ -144,11 +144,12 @@ static const AVFilterPad separatefields_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_separatefields = {
+const AVFilter ff_vf_separatefields = {
     .name        = "separatefields",
     .description = NULL_IF_CONFIG_SMALL("Split input video frames into fields."),
     .priv_size   = sizeof(SeparateFieldsContext),
     .uninit      = uninit,
     .inputs      = separatefields_inputs,
     .outputs     = separatefields_outputs,
+    .next        = ff_next_vf_separatefields,
 };
diff --git a/libavfilter/vf_setfield.c b/libavfilter/vf_setfield.c
index f4dc33d7e5..db3b6ebe60 100644
--- a/libavfilter/vf_setfield.c
+++ b/libavfilter/vf_setfield.c
@@ -84,11 +84,12 @@ static const AVFilterPad setfield_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_setfield = {
+const AVFilter ff_vf_setfield = {
     .name        = "setfield",
     .description = NULL_IF_CONFIG_SMALL("Force field for the output video frame."),
     .priv_size   = sizeof(SetFieldContext),
     .priv_class  = &setfield_class,
     .inputs      = setfield_inputs,
     .outputs     = setfield_outputs,
+    .next        = ff_next_vf_setfield,
 };
diff --git a/libavfilter/vf_setparams.c b/libavfilter/vf_setparams.c
index 8427f98ba8..f742b8c26e 100644
--- a/libavfilter/vf_setparams.c
+++ b/libavfilter/vf_setparams.c
@@ -73,11 +73,12 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_setrange = {
+const AVFilter ff_vf_setrange = {
     .name        = "setrange",
     .description = NULL_IF_CONFIG_SMALL("Force color range for the output video frame."),
     .priv_size   = sizeof(SetParamsContext),
     .priv_class  = &setrange_class,
     .inputs      = inputs,
     .outputs     = outputs,
+    .next        = ff_next_vf_setrange,
 };
diff --git a/libavfilter/vf_showinfo.c b/libavfilter/vf_showinfo.c
index d1d1415c0b..0d879cf6b2 100644
--- a/libavfilter/vf_showinfo.c
+++ b/libavfilter/vf_showinfo.c
@@ -235,9 +235,10 @@ static const AVFilterPad avfilter_vf_showinfo_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_showinfo = {
+const AVFilter ff_vf_showinfo = {
     .name        = "showinfo",
     .description = NULL_IF_CONFIG_SMALL("Show textual information for each video frame."),
     .inputs      = avfilter_vf_showinfo_inputs,
     .outputs     = avfilter_vf_showinfo_outputs,
+    .next        = ff_next_vf_showinfo,
 };
diff --git a/libavfilter/vf_showpalette.c b/libavfilter/vf_showpalette.c
index d886ab87a7..2c3d7735ec 100644
--- a/libavfilter/vf_showpalette.c
+++ b/libavfilter/vf_showpalette.c
@@ -128,7 +128,7 @@ static const AVFilterPad showpalette_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_showpalette = {
+const AVFilter ff_vf_showpalette = {
     .name          = "showpalette",
     .description   = NULL_IF_CONFIG_SMALL("Display frame palette."),
     .priv_size     = sizeof(ShowPaletteContext),
@@ -137,4 +137,5 @@ AVFilter ff_vf_showpalette = {
     .outputs       = showpalette_outputs,
     .priv_class    = &showpalette_class,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+    .next          = ff_next_vf_showpalette,
 };
diff --git a/libavfilter/vf_shuffleframes.c b/libavfilter/vf_shuffleframes.c
index 8e595111b8..3138c226e4 100644
--- a/libavfilter/vf_shuffleframes.c
+++ b/libavfilter/vf_shuffleframes.c
@@ -156,7 +156,7 @@ static const AVFilterPad shuffleframes_outputs[] = {
     { NULL },
 };
 
-AVFilter ff_vf_shuffleframes = {
+const AVFilter ff_vf_shuffleframes = {
     .name          = "shuffleframes",
     .description   = NULL_IF_CONFIG_SMALL("Shuffle video frames."),
     .priv_size     = sizeof(ShuffleFramesContext),
@@ -166,4 +166,5 @@ AVFilter ff_vf_shuffleframes = {
     .inputs        = shuffleframes_inputs,
     .outputs       = shuffleframes_outputs,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+    .next          = ff_next_vf_shuffleframes,
 };
diff --git a/libavfilter/vf_shuffleplanes.c b/libavfilter/vf_shuffleplanes.c
index 4bc7b79f87..b3aec1e261 100644
--- a/libavfilter/vf_shuffleplanes.c
+++ b/libavfilter/vf_shuffleplanes.c
@@ -155,7 +155,7 @@ static const AVFilterPad shuffleplanes_outputs[] = {
     { NULL },
 };
 
-AVFilter ff_vf_shuffleplanes = {
+const AVFilter ff_vf_shuffleplanes = {
     .name         = "shuffleplanes",
     .description  = NULL_IF_CONFIG_SMALL("Shuffle video planes."),
 
@@ -164,4 +164,5 @@ AVFilter ff_vf_shuffleplanes = {
 
     .inputs       = shuffleplanes_inputs,
     .outputs      = shuffleplanes_outputs,
+    .next         = ff_next_vf_shuffleplanes,
 };
diff --git a/libavfilter/vf_signalstats.c b/libavfilter/vf_signalstats.c
index 298881bc72..686e7dc46e 100644
--- a/libavfilter/vf_signalstats.c
+++ b/libavfilter/vf_signalstats.c
@@ -1010,7 +1010,7 @@ static const AVFilterPad signalstats_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_signalstats = {
+const AVFilter ff_vf_signalstats = {
     .name          = "signalstats",
     .description   = "Generate statistics from video analysis.",
     .init          = init,
@@ -1021,4 +1021,5 @@ AVFilter ff_vf_signalstats = {
     .outputs       = signalstats_outputs,
     .priv_class    = &signalstats_class,
     .flags         = AVFILTER_FLAG_SLICE_THREADS,
+    .next          = ff_next_vf_signalstats,
 };
diff --git a/libavfilter/vf_signature.c b/libavfilter/vf_signature.c
index f0078ba1a6..ea089b4e05 100644
--- a/libavfilter/vf_signature.c
+++ b/libavfilter/vf_signature.c
@@ -756,7 +756,7 @@ static const AVFilterPad signature_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_signature = {
+const AVFilter ff_vf_signature = {
     .name          = "signature",
     .description   = NULL_IF_CONFIG_SMALL("Calculate the MPEG-7 video signature"),
     .priv_size     = sizeof(SignatureContext),
@@ -767,4 +767,5 @@ AVFilter ff_vf_signature = {
     .outputs       = signature_outputs,
     .inputs        = NULL,
     .flags         = AVFILTER_FLAG_DYNAMIC_INPUTS,
+    .next          = ff_next_vf_signature,
 };
diff --git a/libavfilter/vf_smartblur.c b/libavfilter/vf_smartblur.c
index 1955ac43d8..fc859bd33c 100644
--- a/libavfilter/vf_smartblur.c
+++ b/libavfilter/vf_smartblur.c
@@ -291,7 +291,7 @@ static const AVFilterPad smartblur_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_smartblur = {
+const AVFilter ff_vf_smartblur = {
     .name          = "smartblur",
     .description   = NULL_IF_CONFIG_SMALL("Blur the input video without impacting the outlines."),
     .priv_size     = sizeof(SmartblurContext),
@@ -302,4 +302,5 @@ AVFilter ff_vf_smartblur = {
     .outputs       = smartblur_outputs,
     .priv_class    = &smartblur_class,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+    .next          = ff_next_vf_smartblur,
 };
diff --git a/libavfilter/vf_spp.c b/libavfilter/vf_spp.c
index fe579cedb1..81e21828fb 100644
--- a/libavfilter/vf_spp.c
+++ b/libavfilter/vf_spp.c
@@ -514,7 +514,7 @@ static const AVFilterPad spp_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_spp = {
+const AVFilter ff_vf_spp = {
     .name            = "spp",
     .description     = NULL_IF_CONFIG_SMALL("Apply a simple post processing filter."),
     .priv_size       = sizeof(SPPContext),
@@ -526,4 +526,5 @@ AVFilter ff_vf_spp = {
     .process_command = process_command,
     .priv_class      = &spp_class,
     .flags           = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL,
+    .next            = ff_next_vf_spp,
 };
diff --git a/libavfilter/vf_ssim.c b/libavfilter/vf_ssim.c
index 4dcdc0548b..2373f8cfd4 100644
--- a/libavfilter/vf_ssim.c
+++ b/libavfilter/vf_ssim.c
@@ -498,7 +498,7 @@ static const AVFilterPad ssim_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_ssim = {
+const AVFilter ff_vf_ssim = {
     .name          = "ssim",
     .description   = NULL_IF_CONFIG_SMALL("Calculate the SSIM between two video streams."),
     .preinit       = ssim_framesync_preinit,
@@ -510,4 +510,5 @@ AVFilter ff_vf_ssim = {
     .priv_class    = &ssim_class,
     .inputs        = ssim_inputs,
     .outputs       = ssim_outputs,
+    .next          = ff_next_vf_ssim,
 };
diff --git a/libavfilter/vf_stack.c b/libavfilter/vf_stack.c
index b2b8c68041..d933f87482 100644
--- a/libavfilter/vf_stack.c
+++ b/libavfilter/vf_stack.c
@@ -242,7 +242,7 @@ static const AVFilterPad outputs[] = {
 #define hstack_options stack_options
 AVFILTER_DEFINE_CLASS(hstack);
 
-AVFilter ff_vf_hstack = {
+const AVFilter ff_vf_hstack = {
     .name          = "hstack",
     .description   = NULL_IF_CONFIG_SMALL("Stack video inputs horizontally."),
     .priv_size     = sizeof(StackContext),
@@ -253,6 +253,7 @@ AVFilter ff_vf_hstack = {
     .uninit        = uninit,
     .activate      = activate,
     .flags         = AVFILTER_FLAG_DYNAMIC_INPUTS,
+    .next          = ff_next_vf_hstack,
 };
 
 #endif /* CONFIG_HSTACK_FILTER */
@@ -262,7 +263,7 @@ AVFilter ff_vf_hstack = {
 #define vstack_options stack_options
 AVFILTER_DEFINE_CLASS(vstack);
 
-AVFilter ff_vf_vstack = {
+const AVFilter ff_vf_vstack = {
     .name          = "vstack",
     .description   = NULL_IF_CONFIG_SMALL("Stack video inputs vertically."),
     .priv_size     = sizeof(StackContext),
@@ -273,6 +274,7 @@ AVFilter ff_vf_vstack = {
     .uninit        = uninit,
     .activate      = activate,
     .flags         = AVFILTER_FLAG_DYNAMIC_INPUTS,
+    .next          = ff_next_vf_vstack,
 };
 
 #endif /* CONFIG_VSTACK_FILTER */
diff --git a/libavfilter/vf_stereo3d.c b/libavfilter/vf_stereo3d.c
index 8b22f880ca..36243c6912 100644
--- a/libavfilter/vf_stereo3d.c
+++ b/libavfilter/vf_stereo3d.c
@@ -1105,7 +1105,7 @@ static const AVFilterPad stereo3d_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_stereo3d = {
+const AVFilter ff_vf_stereo3d = {
     .name          = "stereo3d",
     .description   = NULL_IF_CONFIG_SMALL("Convert video stereoscopic 3D view."),
     .priv_size     = sizeof(Stereo3DContext),
@@ -1115,4 +1115,5 @@ AVFilter ff_vf_stereo3d = {
     .outputs       = stereo3d_outputs,
     .priv_class    = &stereo3d_class,
     .flags         = AVFILTER_FLAG_SLICE_THREADS,
+    .next          = ff_next_vf_stereo3d,
 };
diff --git a/libavfilter/vf_subtitles.c b/libavfilter/vf_subtitles.c
index a7b02461f2..fedb4c9fc7 100644
--- a/libavfilter/vf_subtitles.c
+++ b/libavfilter/vf_subtitles.c
@@ -246,7 +246,7 @@ static av_cold int init_ass(AVFilterContext *ctx)
     return 0;
 }
 
-AVFilter ff_vf_ass = {
+const AVFilter ff_vf_ass = {
     .name          = "ass",
     .description   = NULL_IF_CONFIG_SMALL("Render ASS subtitles onto input video using the libass library."),
     .priv_size     = sizeof(AssContext),
@@ -256,6 +256,7 @@ AVFilter ff_vf_ass = {
     .inputs        = ass_inputs,
     .outputs       = ass_outputs,
     .priv_class    = &ass_class,
+    .next          = ff_next_vf_ass,
 };
 #endif
 
@@ -484,7 +485,7 @@ end:
     return ret;
 }
 
-AVFilter ff_vf_subtitles = {
+const AVFilter ff_vf_subtitles = {
     .name          = "subtitles",
     .description   = NULL_IF_CONFIG_SMALL("Render text subtitles onto input video using the libass library."),
     .priv_size     = sizeof(AssContext),
@@ -494,5 +495,6 @@ AVFilter ff_vf_subtitles = {
     .inputs        = ass_inputs,
     .outputs       = ass_outputs,
     .priv_class    = &subtitles_class,
+    .next          = ff_next_vf_subtitles,
 };
 #endif
diff --git a/libavfilter/vf_super2xsai.c b/libavfilter/vf_super2xsai.c
index 87eec04da8..3475fdd486 100644
--- a/libavfilter/vf_super2xsai.c
+++ b/libavfilter/vf_super2xsai.c
@@ -344,11 +344,12 @@ static const AVFilterPad super2xsai_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_super2xsai = {
+const AVFilter ff_vf_super2xsai = {
     .name          = "super2xsai",
     .description   = NULL_IF_CONFIG_SMALL("Scale the input by 2x using the Super2xSaI pixel art algorithm."),
     .priv_size     = sizeof(Super2xSaIContext),
     .query_formats = query_formats,
     .inputs        = super2xsai_inputs,
     .outputs       = super2xsai_outputs,
+    .next          = ff_next_vf_super2xsai,
 };
diff --git a/libavfilter/vf_swaprect.c b/libavfilter/vf_swaprect.c
index f96f897818..959fe35e72 100644
--- a/libavfilter/vf_swaprect.c
+++ b/libavfilter/vf_swaprect.c
@@ -243,7 +243,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_swaprect = {
+const AVFilter ff_vf_swaprect = {
     .name          = "swaprect",
     .description   = NULL_IF_CONFIG_SMALL("Swap 2 rectangular objects in video."),
     .priv_size     = sizeof(SwapRectContext),
@@ -253,4 +253,5 @@ AVFilter ff_vf_swaprect = {
     .inputs        = inputs,
     .outputs       = outputs,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+    .next          = ff_next_vf_swaprect,
 };
diff --git a/libavfilter/vf_swapuv.c b/libavfilter/vf_swapuv.c
index 8d62c48c4f..498d87882a 100644
--- a/libavfilter/vf_swapuv.c
+++ b/libavfilter/vf_swapuv.c
@@ -117,7 +117,7 @@ static const AVFilterPad swapuv_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_swapuv = {
+const AVFilter ff_vf_swapuv = {
     .name          = "swapuv",
     .description   = NULL_IF_CONFIG_SMALL("Swap U and V components."),
     .query_formats = query_formats,
@@ -126,4 +126,5 @@ AVFilter ff_vf_swapuv = {
     .inputs        = swapuv_inputs,
     .outputs       = swapuv_outputs,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+    .next          = ff_next_vf_swapuv,
 };
diff --git a/libavfilter/vf_telecine.c b/libavfilter/vf_telecine.c
index 62599a7a3a..c2e13f2c5c 100644
--- a/libavfilter/vf_telecine.c
+++ b/libavfilter/vf_telecine.c
@@ -282,7 +282,7 @@ static const AVFilterPad telecine_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_telecine = {
+const AVFilter ff_vf_telecine = {
     .name          = "telecine",
     .description   = NULL_IF_CONFIG_SMALL("Apply a telecine pattern."),
     .priv_size     = sizeof(TelecineContext),
@@ -292,4 +292,5 @@ AVFilter ff_vf_telecine = {
     .query_formats = query_formats,
     .inputs        = telecine_inputs,
     .outputs       = telecine_outputs,
+    .next          = ff_next_vf_telecine,
 };
diff --git a/libavfilter/vf_threshold.c b/libavfilter/vf_threshold.c
index 58b5d14836..96ad50cb74 100644
--- a/libavfilter/vf_threshold.c
+++ b/libavfilter/vf_threshold.c
@@ -314,7 +314,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_threshold = {
+const AVFilter ff_vf_threshold = {
     .name          = "threshold",
     .description   = NULL_IF_CONFIG_SMALL("Threshold first video stream using other video streams."),
     .priv_size     = sizeof(ThresholdContext),
@@ -325,4 +325,5 @@ AVFilter ff_vf_threshold = {
     .inputs        = inputs,
     .outputs       = outputs,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL,
+    .next          = ff_next_vf_threshold,
 };
diff --git a/libavfilter/vf_thumbnail.c b/libavfilter/vf_thumbnail.c
index 0effdc91e9..ee68abab2e 100644
--- a/libavfilter/vf_thumbnail.c
+++ b/libavfilter/vf_thumbnail.c
@@ -224,7 +224,7 @@ static const AVFilterPad thumbnail_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_thumbnail = {
+const AVFilter ff_vf_thumbnail = {
     .name          = "thumbnail",
     .description   = NULL_IF_CONFIG_SMALL("Select the most representative frame in a given sequence of consecutive frames."),
     .priv_size     = sizeof(ThumbContext),
@@ -234,4 +234,5 @@ AVFilter ff_vf_thumbnail = {
     .inputs        = thumbnail_inputs,
     .outputs       = thumbnail_outputs,
     .priv_class    = &thumbnail_class,
+    .next          = ff_next_vf_thumbnail,
 };
diff --git a/libavfilter/vf_thumbnail_cuda.c b/libavfilter/vf_thumbnail_cuda.c
index 09377ca7f4..f7bc2cedea 100644
--- a/libavfilter/vf_thumbnail_cuda.c
+++ b/libavfilter/vf_thumbnail_cuda.c
@@ -431,7 +431,7 @@ static const AVFilterPad thumbnail_cuda_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_thumbnail_cuda = {
+const AVFilter ff_vf_thumbnail_cuda = {
     .name          = "thumbnail_cuda",
     .description   = NULL_IF_CONFIG_SMALL("Select the most representative frame in a given sequence of consecutive frames."),
     .priv_size     = sizeof(ThumbnailCudaContext),
@@ -442,4 +442,5 @@ AVFilter ff_vf_thumbnail_cuda = {
     .outputs       = thumbnail_cuda_outputs,
     .priv_class    = &thumbnail_cuda_class,
     .flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
+    .next          = ff_next_vf_thumbnail_cuda,
 };
diff --git a/libavfilter/vf_tile.c b/libavfilter/vf_tile.c
index 439689a14d..87a8febba2 100644
--- a/libavfilter/vf_tile.c
+++ b/libavfilter/vf_tile.c
@@ -284,7 +284,7 @@ static const AVFilterPad tile_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_tile = {
+const AVFilter ff_vf_tile = {
     .name          = "tile",
     .description   = NULL_IF_CONFIG_SMALL("Tile several successive frames together."),
     .init          = init,
@@ -294,4 +294,5 @@ AVFilter ff_vf_tile = {
     .inputs        = tile_inputs,
     .outputs       = tile_outputs,
     .priv_class    = &tile_class,
+    .next          = ff_next_vf_tile,
 };
diff --git a/libavfilter/vf_tinterlace.c b/libavfilter/vf_tinterlace.c
index f13791d254..1ecf73d0f6 100644
--- a/libavfilter/vf_tinterlace.c
+++ b/libavfilter/vf_tinterlace.c
@@ -515,7 +515,7 @@ static const AVFilterPad tinterlace_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_tinterlace = {
+const AVFilter ff_vf_tinterlace = {
     .name          = "tinterlace",
     .description   = NULL_IF_CONFIG_SMALL("Perform temporal field interlacing."),
     .priv_size     = sizeof(TInterlaceContext),
@@ -524,4 +524,5 @@ AVFilter ff_vf_tinterlace = {
     .inputs        = tinterlace_inputs,
     .outputs       = tinterlace_outputs,
     .priv_class    = &tinterlace_class,
+    .next          = ff_next_vf_tinterlace,
 };
diff --git a/libavfilter/vf_tonemap.c b/libavfilter/vf_tonemap.c
index 10308bdb16..8c976fc684 100644
--- a/libavfilter/vf_tonemap.c
+++ b/libavfilter/vf_tonemap.c
@@ -342,7 +342,7 @@ static const AVFilterPad tonemap_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_tonemap = {
+const AVFilter ff_vf_tonemap = {
     .name            = "tonemap",
     .description     = NULL_IF_CONFIG_SMALL("Conversion to/from different dynamic ranges."),
     .init            = init,
@@ -351,4 +351,5 @@ AVFilter ff_vf_tonemap = {
     .priv_class      = &tonemap_class,
     .inputs          = tonemap_inputs,
     .outputs         = tonemap_outputs,
+    .next            = ff_next_vf_tonemap,
 };
diff --git a/libavfilter/vf_transpose.c b/libavfilter/vf_transpose.c
index 3ff4cb4249..5dc7ee8e89 100644
--- a/libavfilter/vf_transpose.c
+++ b/libavfilter/vf_transpose.c
@@ -401,7 +401,7 @@ static const AVFilterPad avfilter_vf_transpose_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_transpose = {
+const AVFilter ff_vf_transpose = {
     .name          = "transpose",
     .description   = NULL_IF_CONFIG_SMALL("Transpose input video."),
     .priv_size     = sizeof(TransContext),
@@ -410,4 +410,5 @@ AVFilter ff_vf_transpose = {
     .inputs        = avfilter_vf_transpose_inputs,
     .outputs       = avfilter_vf_transpose_outputs,
     .flags         = AVFILTER_FLAG_SLICE_THREADS,
+    .next          = ff_next_vf_transpose,
 };
diff --git a/libavfilter/vf_unsharp.c b/libavfilter/vf_unsharp.c
index 41ccc56942..5c38d880b2 100644
--- a/libavfilter/vf_unsharp.c
+++ b/libavfilter/vf_unsharp.c
@@ -284,7 +284,7 @@ static const AVFilterPad avfilter_vf_unsharp_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_unsharp = {
+const AVFilter ff_vf_unsharp = {
     .name          = "unsharp",
     .description   = NULL_IF_CONFIG_SMALL("Sharpen or blur the input video."),
     .priv_size     = sizeof(UnsharpContext),
@@ -295,4 +295,5 @@ AVFilter ff_vf_unsharp = {
     .inputs        = avfilter_vf_unsharp_inputs,
     .outputs       = avfilter_vf_unsharp_outputs,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+    .next          = ff_next_vf_unsharp,
 };
diff --git a/libavfilter/vf_unsharp_opencl.c b/libavfilter/vf_unsharp_opencl.c
index 6a453c014b..ffa531ee53 100644
--- a/libavfilter/vf_unsharp_opencl.c
+++ b/libavfilter/vf_unsharp_opencl.c
@@ -469,7 +469,7 @@ static const AVFilterPad unsharp_opencl_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_unsharp_opencl = {
+const AVFilter ff_vf_unsharp_opencl = {
     .name           = "unsharp_opencl",
     .description    = NULL_IF_CONFIG_SMALL("Apply unsharp mask to input video"),
     .priv_size      = sizeof(UnsharpOpenCLContext),
@@ -480,4 +480,5 @@ AVFilter ff_vf_unsharp_opencl = {
     .inputs         = unsharp_opencl_inputs,
     .outputs        = unsharp_opencl_outputs,
     .flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
+    .next           = ff_next_vf_unsharp_opencl,
 };
diff --git a/libavfilter/vf_uspp.c b/libavfilter/vf_uspp.c
index da4029f4b2..df5b2d1c13 100644
--- a/libavfilter/vf_uspp.c
+++ b/libavfilter/vf_uspp.c
@@ -496,7 +496,7 @@ static const AVFilterPad uspp_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_uspp = {
+const AVFilter ff_vf_uspp = {
     .name            = "uspp",
     .description     = NULL_IF_CONFIG_SMALL("Apply Ultra Simple / Slow Post-processing filter."),
     .priv_size       = sizeof(USPPContext),
@@ -506,4 +506,5 @@ AVFilter ff_vf_uspp = {
     .outputs         = uspp_outputs,
     .priv_class      = &uspp_class,
     .flags           = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL,
+    .next            = ff_next_vf_uspp,
 };
diff --git a/libavfilter/vf_vaguedenoiser.c b/libavfilter/vf_vaguedenoiser.c
index 2b93e70e57..b0de2ba782 100644
--- a/libavfilter/vf_vaguedenoiser.c
+++ b/libavfilter/vf_vaguedenoiser.c
@@ -569,7 +569,7 @@ static const AVFilterPad vaguedenoiser_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_vaguedenoiser = {
+const AVFilter ff_vf_vaguedenoiser = {
     .name          = "vaguedenoiser",
     .description   = NULL_IF_CONFIG_SMALL("Apply a Wavelet based Denoiser."),
     .priv_size     = sizeof(VagueDenoiserContext),
@@ -580,4 +580,5 @@ AVFilter ff_vf_vaguedenoiser = {
     .inputs        = vaguedenoiser_inputs,
     .outputs       = vaguedenoiser_outputs,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+    .next          = ff_next_vf_vaguedenoiser,
 };
diff --git a/libavfilter/vf_vectorscope.c b/libavfilter/vf_vectorscope.c
index e3e00797d0..ecfb183a4b 100644
--- a/libavfilter/vf_vectorscope.c
+++ b/libavfilter/vf_vectorscope.c
@@ -1347,7 +1347,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_vectorscope = {
+const AVFilter ff_vf_vectorscope = {
     .name          = "vectorscope",
     .description   = NULL_IF_CONFIG_SMALL("Video vectorscope."),
     .priv_size     = sizeof(VectorscopeContext),
@@ -1356,4 +1356,5 @@ AVFilter ff_vf_vectorscope = {
     .uninit        = uninit,
     .inputs        = inputs,
     .outputs       = outputs,
+    .next          = ff_next_vf_vectorscope,
 };
diff --git a/libavfilter/vf_vflip.c b/libavfilter/vf_vflip.c
index c7c39d3341..346b993d16 100644
--- a/libavfilter/vf_vflip.c
+++ b/libavfilter/vf_vflip.c
@@ -110,7 +110,7 @@ static const AVFilterPad avfilter_vf_vflip_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_vflip = {
+const AVFilter ff_vf_vflip = {
     .name        = "vflip",
     .description = NULL_IF_CONFIG_SMALL("Flip the input video vertically."),
     .priv_size   = sizeof(FlipContext),
@@ -118,4 +118,5 @@ AVFilter ff_vf_vflip = {
     .inputs      = avfilter_vf_vflip_inputs,
     .outputs     = avfilter_vf_vflip_outputs,
     .flags       = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+    .next        = ff_next_vf_vflip,
 };
diff --git a/libavfilter/vf_vidstabdetect.c b/libavfilter/vf_vidstabdetect.c
index fd7ff3be24..10eb5bb6a3 100644
--- a/libavfilter/vf_vidstabdetect.c
+++ b/libavfilter/vf_vidstabdetect.c
@@ -207,7 +207,7 @@ static const AVFilterPad avfilter_vf_vidstabdetect_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_vidstabdetect = {
+const AVFilter ff_vf_vidstabdetect = {
     .name          = "vidstabdetect",
     .description   = NULL_IF_CONFIG_SMALL("Extract relative transformations, "
                                           "pass 1 of 2 for stabilization "
@@ -219,4 +219,5 @@ AVFilter ff_vf_vidstabdetect = {
     .inputs        = avfilter_vf_vidstabdetect_inputs,
     .outputs       = avfilter_vf_vidstabdetect_outputs,
     .priv_class    = &vidstabdetect_class,
+    .next          = ff_next_vf_vidstabdetect,
 };
diff --git a/libavfilter/vf_vidstabtransform.c b/libavfilter/vf_vidstabtransform.c
index d1ec1391cb..e7c14b7a74 100644
--- a/libavfilter/vf_vidstabtransform.c
+++ b/libavfilter/vf_vidstabtransform.c
@@ -308,7 +308,7 @@ static const AVFilterPad avfilter_vf_vidstabtransform_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_vidstabtransform = {
+const AVFilter ff_vf_vidstabtransform = {
     .name          = "vidstabtransform",
     .description   = NULL_IF_CONFIG_SMALL("Transform the frames, "
                                           "pass 2 of 2 for stabilization "
@@ -320,4 +320,5 @@ AVFilter ff_vf_vidstabtransform = {
     .inputs        = avfilter_vf_vidstabtransform_inputs,
     .outputs       = avfilter_vf_vidstabtransform_outputs,
     .priv_class    = &vidstabtransform_class,
+    .next          = ff_next_vf_vidstabtransform,
 };
diff --git a/libavfilter/vf_vignette.c b/libavfilter/vf_vignette.c
index 47b59e5ba0..c19ef9e092 100644
--- a/libavfilter/vf_vignette.c
+++ b/libavfilter/vf_vignette.c
@@ -345,7 +345,7 @@ static const AVFilterPad vignette_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_vignette = {
+const AVFilter ff_vf_vignette = {
     .name          = "vignette",
     .description   = NULL_IF_CONFIG_SMALL("Make or reverse a vignette effect."),
     .priv_size     = sizeof(VignetteContext),
@@ -356,4 +356,5 @@ AVFilter ff_vf_vignette = {
     .outputs       = vignette_outputs,
     .priv_class    = &vignette_class,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+    .next          = ff_next_vf_vignette,
 };
diff --git a/libavfilter/vf_vmafmotion.c b/libavfilter/vf_vmafmotion.c
index 9bcc4ff16f..6a9848ab3c 100644
--- a/libavfilter/vf_vmafmotion.c
+++ b/libavfilter/vf_vmafmotion.c
@@ -356,7 +356,7 @@ static const AVFilterPad vmafmotion_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_vmafmotion = {
+const AVFilter ff_vf_vmafmotion = {
     .name          = "vmafmotion",
     .description   = NULL_IF_CONFIG_SMALL("Calculate the VMAF Motion score."),
     .init          = init,
@@ -366,4 +366,5 @@ AVFilter ff_vf_vmafmotion = {
     .priv_class    = &vmafmotion_class,
     .inputs        = vmafmotion_inputs,
     .outputs       = vmafmotion_outputs,
+    .next          = ff_next_vf_vmafmotion,
 };
diff --git a/libavfilter/vf_vpp_qsv.c b/libavfilter/vf_vpp_qsv.c
index bd5fc32299..c576a4f025 100644
--- a/libavfilter/vf_vpp_qsv.c
+++ b/libavfilter/vf_vpp_qsv.c
@@ -393,7 +393,7 @@ static const AVFilterPad vpp_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_vpp_qsv = {
+const AVFilter ff_vf_vpp_qsv = {
     .name          = "vpp_qsv",
     .description   = NULL_IF_CONFIG_SMALL("Quick Sync Video VPP."),
     .priv_size     = sizeof(VPPContext),
@@ -403,4 +403,5 @@ AVFilter ff_vf_vpp_qsv = {
     .outputs       = vpp_outputs,
     .priv_class    = &vpp_class,
     .flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
+    .next          = ff_next_vf_vpp_qsv,
 };
diff --git a/libavfilter/vf_w3fdif.c b/libavfilter/vf_w3fdif.c
index c6a6550778..6f411b5bff 100644
--- a/libavfilter/vf_w3fdif.c
+++ b/libavfilter/vf_w3fdif.c
@@ -583,7 +583,7 @@ static const AVFilterPad w3fdif_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_w3fdif = {
+const AVFilter ff_vf_w3fdif = {
     .name          = "w3fdif",
     .description   = NULL_IF_CONFIG_SMALL("Apply Martin Weston three field deinterlace."),
     .priv_size     = sizeof(W3FDIFContext),
@@ -593,4 +593,5 @@ AVFilter ff_vf_w3fdif = {
     .inputs        = w3fdif_inputs,
     .outputs       = w3fdif_outputs,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL | AVFILTER_FLAG_SLICE_THREADS,
+    .next          = ff_next_vf_w3fdif,
 };
diff --git a/libavfilter/vf_waveform.c b/libavfilter/vf_waveform.c
index 02a7046f33..c2707ea17a 100644
--- a/libavfilter/vf_waveform.c
+++ b/libavfilter/vf_waveform.c
@@ -2829,7 +2829,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_waveform = {
+const AVFilter ff_vf_waveform = {
     .name          = "waveform",
     .description   = NULL_IF_CONFIG_SMALL("Video waveform monitor."),
     .priv_size     = sizeof(WaveformContext),
@@ -2838,4 +2838,5 @@ AVFilter ff_vf_waveform = {
     .uninit        = uninit,
     .inputs        = inputs,
     .outputs       = outputs,
+    .next          = ff_next_vf_waveform,
 };
diff --git a/libavfilter/vf_weave.c b/libavfilter/vf_weave.c
index 037f5d1cf2..16d906f7da 100644
--- a/libavfilter/vf_weave.c
+++ b/libavfilter/vf_weave.c
@@ -139,6 +139,7 @@ static av_cold void uninit(AVFilterContext *ctx)
     av_frame_free(&s->prev);
 }
 
+#if CONFIG_WEAVE_FILTER
 static const AVFilterPad weave_inputs[] = {
     {
         .name             = "default",
@@ -157,7 +158,7 @@ static const AVFilterPad weave_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_weave = {
+const AVFilter ff_vf_weave = {
     .name          = "weave",
     .description   = NULL_IF_CONFIG_SMALL("Weave input video fields into frames."),
     .priv_size     = sizeof(WeaveContext),
@@ -165,8 +166,11 @@ AVFilter ff_vf_weave = {
     .uninit        = uninit,
     .inputs        = weave_inputs,
     .outputs       = weave_outputs,
+    .next          = ff_next_vf_weave,
 };
+#endif /* CONFIG_WEAVE_FILTER */
 
+#if CONFIG_DOUBLEWEAVE_FILTER
 static av_cold int init(AVFilterContext *ctx)
 {
     WeaveContext *s = ctx->priv;
@@ -180,7 +184,7 @@ static av_cold int init(AVFilterContext *ctx)
 #define doubleweave_options weave_options
 AVFILTER_DEFINE_CLASS(doubleweave);
 
-AVFilter ff_vf_doubleweave = {
+const AVFilter ff_vf_doubleweave = {
     .name          = "doubleweave",
     .description   = NULL_IF_CONFIG_SMALL("Weave input video fields into double number of frames."),
     .priv_size     = sizeof(WeaveContext),
@@ -189,4 +193,6 @@ AVFilter ff_vf_doubleweave = {
     .uninit        = uninit,
     .inputs        = weave_inputs,
     .outputs       = weave_outputs,
+    .next          = ff_next_vf_doubleweave,
 };
+#endif /* CONFIG_DOUBLEWEAVE_FILTER */
diff --git a/libavfilter/vf_xbr.c b/libavfilter/vf_xbr.c
index 78094e0287..3df0254bc2 100644
--- a/libavfilter/vf_xbr.c
+++ b/libavfilter/vf_xbr.c
@@ -425,7 +425,7 @@ static const AVFilterPad xbr_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_xbr = {
+const AVFilter ff_vf_xbr = {
     .name          = "xbr",
     .description   = NULL_IF_CONFIG_SMALL("Scale the input using xBR algorithm."),
     .inputs        = xbr_inputs,
@@ -435,4 +435,5 @@ AVFilter ff_vf_xbr = {
     .priv_class    = &xbr_class,
     .init          = init,
     .flags         = AVFILTER_FLAG_SLICE_THREADS,
+    .next          = ff_next_vf_xbr,
 };
diff --git a/libavfilter/vf_yadif.c b/libavfilter/vf_yadif.c
index f58d8ac2bc..e4a4ba41fa 100644
--- a/libavfilter/vf_yadif.c
+++ b/libavfilter/vf_yadif.c
@@ -552,7 +552,7 @@ static const AVFilterPad avfilter_vf_yadif_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_yadif = {
+const AVFilter ff_vf_yadif = {
     .name          = "yadif",
     .description   = NULL_IF_CONFIG_SMALL("Deinterlace the input image."),
     .priv_size     = sizeof(YADIFContext),
@@ -562,4 +562,5 @@ AVFilter ff_vf_yadif = {
     .inputs        = avfilter_vf_yadif_inputs,
     .outputs       = avfilter_vf_yadif_outputs,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL | AVFILTER_FLAG_SLICE_THREADS,
+    .next          = ff_next_vf_yadif,
 };
diff --git a/libavfilter/vf_zoompan.c b/libavfilter/vf_zoompan.c
index 0635171b57..0dadf593ad 100644
--- a/libavfilter/vf_zoompan.c
+++ b/libavfilter/vf_zoompan.c
@@ -363,7 +363,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_zoompan = {
+const AVFilter ff_vf_zoompan = {
     .name          = "zoompan",
     .description   = NULL_IF_CONFIG_SMALL("Apply Zoom & Pan effect."),
     .priv_size     = sizeof(ZPContext),
@@ -374,4 +374,5 @@ AVFilter ff_vf_zoompan = {
     .activate      = activate,
     .inputs        = inputs,
     .outputs       = outputs,
+    .next          = ff_next_vf_zoompan,
 };
diff --git a/libavfilter/vf_zscale.c b/libavfilter/vf_zscale.c
index 6e1d36cb4c..a742582d64 100644
--- a/libavfilter/vf_zscale.c
+++ b/libavfilter/vf_zscale.c
@@ -885,7 +885,7 @@ static const AVFilterPad avfilter_vf_zscale_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_zscale = {
+const AVFilter ff_vf_zscale = {
     .name            = "zscale",
     .description     = NULL_IF_CONFIG_SMALL("Apply resizing, colorspace and bit depth conversion."),
     .init_dict       = init_dict,
@@ -896,4 +896,5 @@ AVFilter ff_vf_zscale = {
     .inputs          = avfilter_vf_zscale_inputs,
     .outputs         = avfilter_vf_zscale_outputs,
     .process_command = process_command,
+    .next            = ff_next_vf_zscale,
 };
diff --git a/libavfilter/vsink_nullsink.c b/libavfilter/vsink_nullsink.c
index 281721bc55..7840d887f5 100644
--- a/libavfilter/vsink_nullsink.c
+++ b/libavfilter/vsink_nullsink.c
@@ -35,7 +35,7 @@ static const AVFilterPad avfilter_vsink_nullsink_inputs[] = {
     { NULL },
 };
 
-AVFilter ff_vsink_nullsink = {
+const AVFilter ff_vsink_nullsink = {
     .name        = "nullsink",
     .description = NULL_IF_CONFIG_SMALL("Do absolutely nothing with the input video."),
 
@@ -43,4 +43,5 @@ AVFilter ff_vsink_nullsink = {
 
     .inputs    = avfilter_vsink_nullsink_inputs,
     .outputs   = NULL,
+    .next      = ff_next_vsink_nullsink,
 };
diff --git a/libavfilter/vsrc_cellauto.c b/libavfilter/vsrc_cellauto.c
index 7a6d9659f7..5f541035b1 100644
--- a/libavfilter/vsrc_cellauto.c
+++ b/libavfilter/vsrc_cellauto.c
@@ -327,7 +327,7 @@ static const AVFilterPad cellauto_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vsrc_cellauto = {
+const AVFilter ff_vsrc_cellauto = {
     .name          = "cellauto",
     .description   = NULL_IF_CONFIG_SMALL("Create pattern generated by an elementary cellular automaton."),
     .priv_size     = sizeof(CellAutoContext),
@@ -337,4 +337,5 @@ AVFilter ff_vsrc_cellauto = {
     .query_formats = query_formats,
     .inputs        = NULL,
     .outputs       = cellauto_outputs,
+    .next          = ff_next_vsrc_cellauto,
 };
diff --git a/libavfilter/vsrc_life.c b/libavfilter/vsrc_life.c
index a87ceef15d..8a97229535 100644
--- a/libavfilter/vsrc_life.c
+++ b/libavfilter/vsrc_life.c
@@ -441,7 +441,7 @@ static const AVFilterPad life_outputs[] = {
     { NULL}
 };
 
-AVFilter ff_vsrc_life = {
+const AVFilter ff_vsrc_life = {
     .name          = "life",
     .description   = NULL_IF_CONFIG_SMALL("Create life."),
     .priv_size     = sizeof(LifeContext),
@@ -451,4 +451,5 @@ AVFilter ff_vsrc_life = {
     .query_formats = query_formats,
     .inputs        = NULL,
     .outputs       = life_outputs,
+    .next          = ff_next_vsrc_life,
 };
diff --git a/libavfilter/vsrc_mandelbrot.c b/libavfilter/vsrc_mandelbrot.c
index 6ad108151f..fb205c09e1 100644
--- a/libavfilter/vsrc_mandelbrot.c
+++ b/libavfilter/vsrc_mandelbrot.c
@@ -419,7 +419,7 @@ static const AVFilterPad mandelbrot_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vsrc_mandelbrot = {
+const AVFilter ff_vsrc_mandelbrot = {
     .name          = "mandelbrot",
     .description   = NULL_IF_CONFIG_SMALL("Render a Mandelbrot fractal."),
     .priv_size     = sizeof(MBContext),
@@ -429,4 +429,5 @@ AVFilter ff_vsrc_mandelbrot = {
     .query_formats = query_formats,
     .inputs        = NULL,
     .outputs       = mandelbrot_outputs,
+    .next          = ff_next_vsrc_mandelbrot,
 };
diff --git a/libavfilter/vsrc_mptestsrc.c b/libavfilter/vsrc_mptestsrc.c
index c5fdea75dc..4ac4e42e4b 100644
--- a/libavfilter/vsrc_mptestsrc.c
+++ b/libavfilter/vsrc_mptestsrc.c
@@ -351,7 +351,7 @@ static const AVFilterPad mptestsrc_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vsrc_mptestsrc = {
+const AVFilter ff_vsrc_mptestsrc = {
     .name          = "mptestsrc",
     .description   = NULL_IF_CONFIG_SMALL("Generate various test pattern."),
     .priv_size     = sizeof(MPTestContext),
@@ -360,4 +360,5 @@ AVFilter ff_vsrc_mptestsrc = {
     .query_formats = query_formats,
     .inputs        = NULL,
     .outputs       = mptestsrc_outputs,
+    .next          = ff_next_vsrc_mptestsrc,
 };
diff --git a/libavfilter/vsrc_testsrc.c b/libavfilter/vsrc_testsrc.c
index a790974d14..b5ed79bcd1 100644
--- a/libavfilter/vsrc_testsrc.c
+++ b/libavfilter/vsrc_testsrc.c
@@ -262,7 +262,7 @@ static const AVFilterPad color_outputs[] = {
     {  NULL }
 };
 
-AVFilter ff_vsrc_color = {
+const AVFilter ff_vsrc_color = {
     .name            = "color",
     .description     = NULL_IF_CONFIG_SMALL("Provide an uniformly colored input."),
     .priv_class      = &color_class,
@@ -273,6 +273,7 @@ AVFilter ff_vsrc_color = {
     .inputs          = NULL,
     .outputs         = color_outputs,
     .process_command = color_process_command,
+    .next            = ff_next_vsrc_color,
 };
 
 #endif /* CONFIG_COLOR_FILTER */
@@ -396,7 +397,7 @@ static const AVFilterPad haldclutsrc_outputs[] = {
     {  NULL }
 };
 
-AVFilter ff_vsrc_haldclutsrc = {
+const AVFilter ff_vsrc_haldclutsrc = {
     .name          = "haldclutsrc",
     .description   = NULL_IF_CONFIG_SMALL("Provide an identity Hald CLUT."),
     .priv_class    = &haldclutsrc_class,
@@ -406,6 +407,7 @@ AVFilter ff_vsrc_haldclutsrc = {
     .query_formats = haldclutsrc_query_formats,
     .inputs        = NULL,
     .outputs       = haldclutsrc_outputs,
+    .next          = ff_next_vsrc_haldclutsrc,
 };
 #endif /* CONFIG_HALDCLUTSRC_FILTER */
 
@@ -434,7 +436,7 @@ static const AVFilterPad nullsrc_outputs[] = {
     { NULL },
 };
 
-AVFilter ff_vsrc_nullsrc = {
+const AVFilter ff_vsrc_nullsrc = {
     .name        = "nullsrc",
     .description = NULL_IF_CONFIG_SMALL("Null video source, return unprocessed video frames."),
     .init        = nullsrc_init,
@@ -443,6 +445,7 @@ AVFilter ff_vsrc_nullsrc = {
     .priv_class  = &nullsrc_class,
     .inputs      = NULL,
     .outputs     = nullsrc_outputs,
+    .next        = ff_next_vsrc_nullsrc,
 };
 
 #endif /* CONFIG_NULLSRC_FILTER */
@@ -670,7 +673,7 @@ static const AVFilterPad avfilter_vsrc_testsrc_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vsrc_testsrc = {
+const AVFilter ff_vsrc_testsrc = {
     .name          = "testsrc",
     .description   = NULL_IF_CONFIG_SMALL("Generate test pattern."),
     .priv_size     = sizeof(TestSourceContext),
@@ -680,6 +683,7 @@ AVFilter ff_vsrc_testsrc = {
     .query_formats = test_query_formats,
     .inputs        = NULL,
     .outputs       = avfilter_vsrc_testsrc_outputs,
+    .next          = ff_next_vsrc_testsrc,
 };
 
 #endif /* CONFIG_TESTSRC_FILTER */
@@ -943,7 +947,7 @@ static const AVFilterPad avfilter_vsrc_testsrc2_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vsrc_testsrc2 = {
+const AVFilter ff_vsrc_testsrc2 = {
     .name          = "testsrc2",
     .description   = NULL_IF_CONFIG_SMALL("Generate another test pattern."),
     .priv_size     = sizeof(TestSourceContext),
@@ -953,6 +957,7 @@ AVFilter ff_vsrc_testsrc2 = {
     .query_formats = test2_query_formats,
     .inputs        = NULL,
     .outputs       = avfilter_vsrc_testsrc2_outputs,
+    .next          = ff_next_vsrc_testsrc2,
 };
 
 #endif /* CONFIG_TESTSRC2_FILTER */
@@ -1062,7 +1067,7 @@ static const AVFilterPad avfilter_vsrc_rgbtestsrc_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vsrc_rgbtestsrc = {
+const AVFilter ff_vsrc_rgbtestsrc = {
     .name          = "rgbtestsrc",
     .description   = NULL_IF_CONFIG_SMALL("Generate RGB test pattern."),
     .priv_size     = sizeof(TestSourceContext),
@@ -1072,6 +1077,7 @@ AVFilter ff_vsrc_rgbtestsrc = {
     .query_formats = rgbtest_query_formats,
     .inputs        = NULL,
     .outputs       = avfilter_vsrc_rgbtestsrc_outputs,
+    .next          = ff_next_vsrc_rgbtestsrc,
 };
 
 #endif /* CONFIG_RGBTESTSRC_FILTER */
@@ -1238,7 +1244,7 @@ static const AVFilterPad avfilter_vsrc_yuvtestsrc_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vsrc_yuvtestsrc = {
+const AVFilter ff_vsrc_yuvtestsrc = {
     .name          = "yuvtestsrc",
     .description   = NULL_IF_CONFIG_SMALL("Generate YUV test pattern."),
     .priv_size     = sizeof(TestSourceContext),
@@ -1248,6 +1254,7 @@ AVFilter ff_vsrc_yuvtestsrc = {
     .query_formats = yuvtest_query_formats,
     .inputs        = NULL,
     .outputs       = avfilter_vsrc_yuvtestsrc_outputs,
+    .next          = ff_next_vsrc_yuvtestsrc,
 };
 
 #endif /* CONFIG_YUVTESTSRC_FILTER */
@@ -1424,7 +1431,7 @@ static av_cold int smptebars_init(AVFilterContext *ctx)
     return init(ctx);
 }
 
-AVFilter ff_vsrc_smptebars = {
+const AVFilter ff_vsrc_smptebars = {
     .name          = "smptebars",
     .description   = NULL_IF_CONFIG_SMALL("Generate SMPTE color bars."),
     .priv_size     = sizeof(TestSourceContext),
@@ -1434,6 +1441,7 @@ AVFilter ff_vsrc_smptebars = {
     .query_formats = smptebars_query_formats,
     .inputs        = NULL,
     .outputs       = smptebars_outputs,
+    .next          = ff_next_vsrc_smptebars,
 };
 
 #endif  /* CONFIG_SMPTEBARS_FILTER */
@@ -1529,7 +1537,7 @@ static av_cold int smptehdbars_init(AVFilterContext *ctx)
     return init(ctx);
 }
 
-AVFilter ff_vsrc_smptehdbars = {
+const AVFilter ff_vsrc_smptehdbars = {
     .name          = "smptehdbars",
     .description   = NULL_IF_CONFIG_SMALL("Generate SMPTE HD color bars."),
     .priv_size     = sizeof(TestSourceContext),
@@ -1539,6 +1547,7 @@ AVFilter ff_vsrc_smptehdbars = {
     .query_formats = smptebars_query_formats,
     .inputs        = NULL,
     .outputs       = smptebars_outputs,
+    .next          = ff_next_vsrc_smptehdbars,
 };
 
 #endif  /* CONFIG_SMPTEHDBARS_FILTER */
@@ -1611,7 +1620,7 @@ static const AVFilterPad avfilter_vsrc_allyuv_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vsrc_allyuv = {
+const AVFilter ff_vsrc_allyuv = {
     .name          = "allyuv",
     .description   = NULL_IF_CONFIG_SMALL("Generate all yuv colors."),
     .priv_size     = sizeof(TestSourceContext),
@@ -1621,6 +1630,7 @@ AVFilter ff_vsrc_allyuv = {
     .query_formats = allyuv_query_formats,
     .inputs        = NULL,
     .outputs       = avfilter_vsrc_allyuv_outputs,
+    .next          = ff_next_vsrc_allyuv,
 };
 
 #endif /* CONFIG_ALLYUV_FILTER */
@@ -1692,7 +1702,7 @@ static const AVFilterPad avfilter_vsrc_allrgb_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vsrc_allrgb = {
+const AVFilter ff_vsrc_allrgb = {
     .name          = "allrgb",
     .description   = NULL_IF_CONFIG_SMALL("Generate all RGB colors."),
     .priv_size     = sizeof(TestSourceContext),
@@ -1702,6 +1712,7 @@ AVFilter ff_vsrc_allrgb = {
     .query_formats = allrgb_query_formats,
     .inputs        = NULL,
     .outputs       = avfilter_vsrc_allrgb_outputs,
+    .next          = ff_next_vsrc_allrgb,
 };
 
 #endif /* CONFIG_ALLRGB_FILTER */
diff --git a/tests/checkasm/Makefile b/tests/checkasm/Makefile
index afbd09b940..4a96159c1a 100644
--- a/tests/checkasm/Makefile
+++ b/tests/checkasm/Makefile
@@ -61,7 +61,7 @@ tests/checkasm/checkasm.o: CFLAGS += -Umain
 CHECKASM := tests/checkasm/checkasm$(EXESUF)
 
 $(CHECKASM): $(CHECKASMOBJS) $(FF_STATIC_DEP_LIBS)
-	$(LD) $(LDFLAGS) $(LDEXEFLAGS) $(LD_O) $(CHECKASMOBJS) $(FF_STATIC_DEP_LIBS) $(EXTRALIBS-avcodec) $(EXTRALIBS-avfilter) $(EXTRALIBS-avutil) $(EXTRALIBS)
+	$(LD) $(LDFLAGS) $(LDEXEFLAGS) $(LD_O) $(CHECKASMOBJS) $(FF_STATIC_DEP_LIBS) $(EXTRALIBS-avcodec) $(EXTRALIBS-avformat) $(EXTRALIBS-avfilter) $(EXTRALIBS-avutil) $(EXTRALIBS)
 
 checkasm: $(CHECKASM)
 
