Message ID | c9496ca6710740d9a442eed30216c06329b1973c.1665494271.git.ffmpegagent@gmail.com |
---|---|
State | New |
Headers | show |
Series | Print filter input/output formats in help output | expand |
Context | Check | Description |
---|---|---|
andriy/make_fate_x86 | success | Make fate finished |
andriy/make_x86 | warning | New warnings during build |
On 10/11/22, softworkz <ffmpegagent@gmail.com> wrote: > From: softworkz <softworkz@hotmail.com> > > Prints the following to AVBPrint: > > For pass-through filter links: > > "All (passthrough)" > > For filters using query_formats: > > "Dynamic" > > For filters using query_formats where a call to query_formats > succeeds (example): > > "Dynamic, Defaults: [yuv420p, yuvj420p, yuva420p, nv12, nv21]" > > For all other filters (example): > > "[s16p, s32p, fltp, dblp]" > > Except in case when the number of formats equals the number of > available formats: > > "All" > > Signed-off-by: softworkz <softworkz@hotmail.com> > --- > doc/APIchanges | 3 ++ > libavfilter/avfilter.c | 102 +++++++++++++++++++++++++++++++++++- > libavfilter/avfilter.h | 12 +++++ > libavfilter/avfiltergraph.c | 14 +++-- > libavfilter/internal.h | 9 ++++ > libavfilter/version.h | 4 +- > 6 files changed, 136 insertions(+), 8 deletions(-) > > diff --git a/doc/APIchanges b/doc/APIchanges > index cbb579612e..6e2a528b04 100644 > --- a/doc/APIchanges > +++ b/doc/APIchanges > @@ -14,6 +14,9 @@ libavutil: 2021-04-27 > > API changes, most recent first: > > +2022-10-11 - xxxxxxxxxx - lavf 59.50.100 - avfilter.h > + Add add avfilter_print_config_formats(). > + > 2022-10-05 - 37d5ddc317 - lavu 57.39.100 - cpu.h > Add AV_CPU_FLAG_RVB_BASIC. > > diff --git a/libavfilter/avfilter.c b/libavfilter/avfilter.c > index cc5505e65b..8cc665e19c 100644 > --- a/libavfilter/avfilter.c > +++ b/libavfilter/avfilter.c > @@ -196,6 +196,104 @@ void avfilter_link_free(AVFilterLink **link) > av_freep(link); > } > > +static unsigned get_nb_pix_fmts() > +{ > + unsigned i = 0; > + while (av_pix_fmt_desc_get(i++)) {} > + return i - 1; > +} > + > +static unsigned get_nb_sample_fmts() > +{ > + unsigned i = 0; > + while (av_get_sample_fmt_name(i++)) {} > + return i - 1; > +} > + > +int avfilter_print_config_formats(AVBPrint *bp, const struct AVFilter > *filter, int for_output, unsigned pad_index) > +{ > + AVFilterGraph *graph; > + AVFilterContext *filter_context; > + AVFilterFormatsConfig *config; > + enum AVMediaType media_type; > + int ret = 0; > + > + if (filter->formats_state == FF_FILTER_FORMATS_PASSTHROUGH) { > + av_bprintf(bp, "All (passthrough)"); > + return 0; > + } > + > + graph = avfilter_graph_alloc(); > + if (!graph) { > + av_log(NULL, AV_LOG_ERROR, "Failed to create filtergraph\n"); > + ret = AVERROR(ENOMEM); > + goto cleanup; > + } > + > + filter_context = avfilter_graph_alloc_filter(graph, filter, "filter"); > + if (!filter_context) { > + av_log(NULL, AV_LOG_ERROR, "Failed to create filter\n"); > + ret = AVERROR(ENOMEM); > + goto cleanup; > + } > + > + avfilter_init_str(filter_context, NULL); > + > + if (filter->formats_state == FF_FILTER_FORMATS_QUERY_FUNC) > + av_bprintf(bp, "Dynamic"); > + > + if (!for_output && pad_index >= filter_context->nb_inputs > + || for_output && pad_index >= filter_context->nb_outputs) > + goto cleanup; > + > + avfilter_graph_config(graph, graph); > + > + for (unsigned i = 0; i < filter_context->nb_inputs; i++) > + filter_context->inputs[i] = (AVFilterLink > *)av_mallocz(sizeof(AVFilterLink)); > + > + for (unsigned i = 0; i < filter_context->nb_outputs; i++) > + filter_context->outputs[i] = (AVFilterLink > *)av_mallocz(sizeof(AVFilterLink)); > + > + ff_filter_query_formats(filter_context); > + > + config = for_output ? &filter_context->outputs[pad_index]->incfg : > &filter_context->inputs[pad_index]->outcfg; > + > + if (!config || !config->formats) > + goto cleanup; > + > + media_type= for_output ? filter->outputs[pad_index].type : > filter->inputs[pad_index].type; > + > + if (filter->formats_state == FF_FILTER_FORMATS_QUERY_FUNC) { > + if (config->formats && config->formats->nb_formats) > + av_bprintf(bp, ", Default: "); > + } > + > + if (config->formats == NULL) > + av_bprintf(bp, "unknown"); > + else if (media_type == AVMEDIA_TYPE_VIDEO && > config->formats->nb_formats == get_nb_pix_fmts() || > + media_type == AVMEDIA_TYPE_AUDIO && > config->formats->nb_formats == get_nb_sample_fmts()) > + av_bprintf(bp, "All"); > + else { > + for (unsigned i = 0; i < config->formats->nb_formats; i++) { > + if (i == 0) > + av_bprintf(bp, "["); > + > + if (media_type == AVMEDIA_TYPE_VIDEO) > + av_bprintf(bp, "%s", > av_get_pix_fmt_name(config->formats->formats[i])); > + else if (media_type == AVMEDIA_TYPE_AUDIO) > + av_bprintf(bp, "%s", > av_get_sample_fmt_name(config->formats->formats[i])); > + > + if (i < config->formats->nb_formats - 1) > + av_bprintf(bp, ", "); > + else > + av_bprintf(bp, "]"); } > + } > + > +cleanup: > + avfilter_graph_free(&graph); > + return ret; > +} > + > void ff_filter_set_ready(AVFilterContext *filter, unsigned priority) > { > filter->ready = FFMAX(filter->ready, priority); > @@ -759,12 +857,12 @@ void avfilter_free(AVFilterContext *filter) > > for (i = 0; i < filter->nb_inputs; i++) { > free_link(filter->inputs[i]); > - if (filter->input_pads[i].flags & AVFILTERPAD_FLAG_FREE_NAME) > + if (filter->input_pads && filter->input_pads[i].flags & > AVFILTERPAD_FLAG_FREE_NAME) > av_freep(&filter->input_pads[i].name); > } > for (i = 0; i < filter->nb_outputs; i++) { > free_link(filter->outputs[i]); > - if (filter->output_pads[i].flags & AVFILTERPAD_FLAG_FREE_NAME) > + if (filter->output_pads && filter->output_pads[i].flags & > AVFILTERPAD_FLAG_FREE_NAME) > av_freep(&filter->output_pads[i].name); > } > > diff --git a/libavfilter/avfilter.h b/libavfilter/avfilter.h > index 2e8197c9a6..705dabe53c 100644 > --- a/libavfilter/avfilter.h > +++ b/libavfilter/avfilter.h > @@ -41,6 +41,7 @@ > #include "libavutil/avutil.h" > #include "libavutil/buffer.h" > #include "libavutil/dict.h" > +#include "libavutil/bprint.h" > #include "libavutil/frame.h" > #include "libavutil/log.h" > #include "libavutil/samplefmt.h" > @@ -738,6 +739,17 @@ int avfilter_link(AVFilterContext *src, unsigned > srcpad, > */ > void avfilter_link_free(AVFilterLink **link); > > +/** > + * Gets the formats from an AVFilterFormatsConfig. > + * > + * @param bp an instance of AVBPrint > + * @param filter the AVFilter > + * @param for_output set to 1 for filter outputs > + * @param pad_index the index of the input or output > + * @return zero on success > + */ > +int avfilter_print_config_formats(AVBPrint *bp, const AVFilter *filter, int > for_output, unsigned pad_index); > + > /** > * Negotiate the media format, dimensions, etc of all inputs to a filter. > * > diff --git a/libavfilter/avfiltergraph.c b/libavfilter/avfiltergraph.c > index 53f468494d..9118a44e1f 100644 > --- a/libavfilter/avfiltergraph.c > +++ b/libavfilter/avfiltergraph.c > @@ -416,10 +416,7 @@ static int query_formats(AVFilterGraph *graph, void > *log_ctx) > AVFilterContext *f = graph->filters[i]; > if (formats_declared(f)) > continue; > - if (f->filter->formats_state == FF_FILTER_FORMATS_QUERY_FUNC) > - ret = filter_query_formats(f); > - else > - ret = ff_default_query_formats(f); > + ret = ff_filter_query_formats(f); > if (ret < 0 && ret != AVERROR(EAGAIN)) > return ret; > /* note: EAGAIN could indicate a partial success, not counted yet > */ > @@ -1351,3 +1348,12 @@ int ff_filter_graph_run_once(AVFilterGraph *graph) > return AVERROR(EAGAIN); > return ff_filter_activate(filter); > } > + > +int ff_filter_query_formats(AVFilterContext *filter) > +{ > + if (filter->filter->formats_state == FF_FILTER_FORMATS_QUERY_FUNC) > + return filter_query_formats(filter); > + > + return ff_default_query_formats(filter); > +} > + > diff --git a/libavfilter/internal.h b/libavfilter/internal.h > index aaf2c6c584..446d2a45f8 100644 > --- a/libavfilter/internal.h > +++ b/libavfilter/internal.h > @@ -374,6 +374,15 @@ void ff_filter_graph_remove_filter(AVFilterGraph > *graph, AVFilterContext *filter > */ > int ff_filter_graph_run_once(AVFilterGraph *graph); > > +/** > + * Query the formats of a filter. > + * > + * @param filter the filter context > + * > + * @return 0 on success > + */ > +int ff_filter_query_formats(AVFilterContext *filter); > + > /** > * Get number of threads for current filter instance. > * This number is always same or less than graph->nb_threads. > diff --git a/libavfilter/version.h b/libavfilter/version.h > index 4ccbf5641c..436c2b8b17 100644 > --- a/libavfilter/version.h > +++ b/libavfilter/version.h > @@ -31,8 +31,8 @@ > > #include "version_major.h" > > -#define LIBAVFILTER_VERSION_MINOR 49 > -#define LIBAVFILTER_VERSION_MICRO 101 > +#define LIBAVFILTER_VERSION_MINOR 50 > +#define LIBAVFILTER_VERSION_MICRO 100 > > > #define LIBAVFILTER_VERSION_INT AV_VERSION_INT(LIBAVFILTER_VERSION_MAJOR, > \ > -- > ffmpeg-codebot > LGTM > _______________________________________________ > ffmpeg-devel mailing list > ffmpeg-devel@ffmpeg.org > https://ffmpeg.org/mailman/listinfo/ffmpeg-devel > > To unsubscribe, visit link above, or email > ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe". >
> -----Original Message----- > From: Paul B Mahol <onemda@gmail.com> > Sent: Thursday, November 3, 2022 10:58 AM > To: FFmpeg development discussions and patches <ffmpeg- > devel@ffmpeg.org> > Cc: softworkz <softworkz@hotmail.com> > Subject: Re: [FFmpeg-devel] [PATCH 1/2] avfilter/avfilter: add > avfilter_print_config_formats() > > On 10/11/22, softworkz <ffmpegagent@gmail.com> wrote: > > From: softworkz <softworkz@hotmail.com> > > > > Prints the following to AVBPrint: > > > > For pass-through filter links: > > > > "All (passthrough)" > > > > For filters using query_formats: > > > > "Dynamic" > > > > For filters using query_formats where a call to query_formats > > succeeds (example): > > > > "Dynamic, Defaults: [yuv420p, yuvj420p, yuva420p, nv12, nv21]" > > > > For all other filters (example): > > > > "[s16p, s32p, fltp, dblp]" > > > > Except in case when the number of formats equals the number of > > available formats: > > > > "All" > > > > Signed-off-by: softworkz <softworkz@hotmail.com> > > --- > > doc/APIchanges | 3 ++ > > libavfilter/avfilter.c | 102 > +++++++++++++++++++++++++++++++++++- > > libavfilter/avfilter.h | 12 +++++ > > libavfilter/avfiltergraph.c | 14 +++-- > > libavfilter/internal.h | 9 ++++ > > libavfilter/version.h | 4 +- > > 6 files changed, 136 insertions(+), 8 deletions(-) > > > > diff --git a/doc/APIchanges b/doc/APIchanges > > index cbb579612e..6e2a528b04 100644 > > --- a/doc/APIchanges > > +++ b/doc/APIchanges > > @@ -14,6 +14,9 @@ libavutil: 2021-04-27 > > > > API changes, most recent first: > > > > +2022-10-11 - xxxxxxxxxx - lavf 59.50.100 - avfilter.h > > + Add add avfilter_print_config_formats(). > > + > > 2022-10-05 - 37d5ddc317 - lavu 57.39.100 - cpu.h > > Add AV_CPU_FLAG_RVB_BASIC. > > > > diff --git a/libavfilter/avfilter.c b/libavfilter/avfilter.c > > index cc5505e65b..8cc665e19c 100644 > > --- a/libavfilter/avfilter.c > > +++ b/libavfilter/avfilter.c > > @@ -196,6 +196,104 @@ void avfilter_link_free(AVFilterLink **link) > > av_freep(link); > > } > > > > +static unsigned get_nb_pix_fmts() > > +{ > > + unsigned i = 0; > > + while (av_pix_fmt_desc_get(i++)) {} > > + return i - 1; > > +} > > + > > +static unsigned get_nb_sample_fmts() > > +{ > > + unsigned i = 0; > > + while (av_get_sample_fmt_name(i++)) {} > > + return i - 1; > > +} > > + > > +int avfilter_print_config_formats(AVBPrint *bp, const struct > AVFilter > > *filter, int for_output, unsigned pad_index) > > +{ > > + AVFilterGraph *graph; > > + AVFilterContext *filter_context; > > + AVFilterFormatsConfig *config; > > + enum AVMediaType media_type; > > + int ret = 0; > > + > > + if (filter->formats_state == FF_FILTER_FORMATS_PASSTHROUGH) { > > + av_bprintf(bp, "All (passthrough)"); > > + return 0; > > + } > > + > > + graph = avfilter_graph_alloc(); > > + if (!graph) { > > + av_log(NULL, AV_LOG_ERROR, "Failed to create > filtergraph\n"); > > + ret = AVERROR(ENOMEM); > > + goto cleanup; > > + } > > + > > + filter_context = avfilter_graph_alloc_filter(graph, filter, > "filter"); > > + if (!filter_context) { > > + av_log(NULL, AV_LOG_ERROR, "Failed to create filter\n"); > > + ret = AVERROR(ENOMEM); > > + goto cleanup; > > + } > > + > > + avfilter_init_str(filter_context, NULL); > > + > > + if (filter->formats_state == FF_FILTER_FORMATS_QUERY_FUNC) > > + av_bprintf(bp, "Dynamic"); > > + > > + if (!for_output && pad_index >= filter_context->nb_inputs > > + || for_output && pad_index >= filter_context->nb_outputs) > > + goto cleanup; > > + > > + avfilter_graph_config(graph, graph); > > + > > + for (unsigned i = 0; i < filter_context->nb_inputs; i++) > > + filter_context->inputs[i] = (AVFilterLink > > *)av_mallocz(sizeof(AVFilterLink)); > > + > > + for (unsigned i = 0; i < filter_context->nb_outputs; i++) > > + filter_context->outputs[i] = (AVFilterLink > > *)av_mallocz(sizeof(AVFilterLink)); > > + > > + ff_filter_query_formats(filter_context); > > + > > + config = for_output ? &filter_context->outputs[pad_index]- > >incfg : > > &filter_context->inputs[pad_index]->outcfg; > > + > > + if (!config || !config->formats) > > + goto cleanup; > > + > > + media_type= for_output ? filter->outputs[pad_index].type : > > filter->inputs[pad_index].type; > > + > > + if (filter->formats_state == FF_FILTER_FORMATS_QUERY_FUNC) { > > + if (config->formats && config->formats->nb_formats) > > + av_bprintf(bp, ", Default: "); > > + } > > + > > + if (config->formats == NULL) > > + av_bprintf(bp, "unknown"); > > + else if (media_type == AVMEDIA_TYPE_VIDEO && > > config->formats->nb_formats == get_nb_pix_fmts() || > > + media_type == AVMEDIA_TYPE_AUDIO && > > config->formats->nb_formats == get_nb_sample_fmts()) > > + av_bprintf(bp, "All"); > > + else { > > + for (unsigned i = 0; i < config->formats->nb_formats; i++) > { > > + if (i == 0) > > + av_bprintf(bp, "["); > > + > > + if (media_type == AVMEDIA_TYPE_VIDEO) > > + av_bprintf(bp, "%s", > > av_get_pix_fmt_name(config->formats->formats[i])); > > + else if (media_type == AVMEDIA_TYPE_AUDIO) > > + av_bprintf(bp, "%s", > > av_get_sample_fmt_name(config->formats->formats[i])); > > + > > + if (i < config->formats->nb_formats - 1) > > + av_bprintf(bp, ", "); > > + else > > + av_bprintf(bp, "]"); } > > + } > > + > > +cleanup: > > + avfilter_graph_free(&graph); > > + return ret; > > +} > > + > > void ff_filter_set_ready(AVFilterContext *filter, unsigned > priority) > > { > > filter->ready = FFMAX(filter->ready, priority); > > @@ -759,12 +857,12 @@ void avfilter_free(AVFilterContext *filter) > > > > for (i = 0; i < filter->nb_inputs; i++) { > > free_link(filter->inputs[i]); > > - if (filter->input_pads[i].flags & > AVFILTERPAD_FLAG_FREE_NAME) > > + if (filter->input_pads && filter->input_pads[i].flags & > > AVFILTERPAD_FLAG_FREE_NAME) > > av_freep(&filter->input_pads[i].name); > > } > > for (i = 0; i < filter->nb_outputs; i++) { > > free_link(filter->outputs[i]); > > - if (filter->output_pads[i].flags & > AVFILTERPAD_FLAG_FREE_NAME) > > + if (filter->output_pads && filter->output_pads[i].flags & > > AVFILTERPAD_FLAG_FREE_NAME) > > av_freep(&filter->output_pads[i].name); > > } > > > > diff --git a/libavfilter/avfilter.h b/libavfilter/avfilter.h > > index 2e8197c9a6..705dabe53c 100644 > > --- a/libavfilter/avfilter.h > > +++ b/libavfilter/avfilter.h > > @@ -41,6 +41,7 @@ > > #include "libavutil/avutil.h" > > #include "libavutil/buffer.h" > > #include "libavutil/dict.h" > > +#include "libavutil/bprint.h" > > #include "libavutil/frame.h" > > #include "libavutil/log.h" > > #include "libavutil/samplefmt.h" > > @@ -738,6 +739,17 @@ int avfilter_link(AVFilterContext *src, > unsigned > > srcpad, > > */ > > void avfilter_link_free(AVFilterLink **link); > > > > +/** > > + * Gets the formats from an AVFilterFormatsConfig. > > + * > > + * @param bp an instance of AVBPrint > > + * @param filter the AVFilter > > + * @param for_output set to 1 for filter outputs > > + * @param pad_index the index of the input or output > > + * @return zero on success > > + */ > > +int avfilter_print_config_formats(AVBPrint *bp, const AVFilter > *filter, int > > for_output, unsigned pad_index); > > + > > /** > > * Negotiate the media format, dimensions, etc of all inputs to a > filter. > > * > > diff --git a/libavfilter/avfiltergraph.c > b/libavfilter/avfiltergraph.c > > index 53f468494d..9118a44e1f 100644 > > --- a/libavfilter/avfiltergraph.c > > +++ b/libavfilter/avfiltergraph.c > > @@ -416,10 +416,7 @@ static int query_formats(AVFilterGraph *graph, > void > > *log_ctx) > > AVFilterContext *f = graph->filters[i]; > > if (formats_declared(f)) > > continue; > > - if (f->filter->formats_state == > FF_FILTER_FORMATS_QUERY_FUNC) > > - ret = filter_query_formats(f); > > - else > > - ret = ff_default_query_formats(f); > > + ret = ff_filter_query_formats(f); > > if (ret < 0 && ret != AVERROR(EAGAIN)) > > return ret; > > /* note: EAGAIN could indicate a partial success, not > counted yet > > */ > > @@ -1351,3 +1348,12 @@ int ff_filter_graph_run_once(AVFilterGraph > *graph) > > return AVERROR(EAGAIN); > > return ff_filter_activate(filter); > > } > > + > > +int ff_filter_query_formats(AVFilterContext *filter) > > +{ > > + if (filter->filter->formats_state == > FF_FILTER_FORMATS_QUERY_FUNC) > > + return filter_query_formats(filter); > > + > > + return ff_default_query_formats(filter); > > +} > > + > > diff --git a/libavfilter/internal.h b/libavfilter/internal.h > > index aaf2c6c584..446d2a45f8 100644 > > --- a/libavfilter/internal.h > > +++ b/libavfilter/internal.h > > @@ -374,6 +374,15 @@ void > ff_filter_graph_remove_filter(AVFilterGraph > > *graph, AVFilterContext *filter > > */ > > int ff_filter_graph_run_once(AVFilterGraph *graph); > > > > +/** > > + * Query the formats of a filter. > > + * > > + * @param filter the filter context > > + * > > + * @return 0 on success > > + */ > > +int ff_filter_query_formats(AVFilterContext *filter); > > + > > /** > > * Get number of threads for current filter instance. > > * This number is always same or less than graph->nb_threads. > > diff --git a/libavfilter/version.h b/libavfilter/version.h > > index 4ccbf5641c..436c2b8b17 100644 > > --- a/libavfilter/version.h > > +++ b/libavfilter/version.h > > @@ -31,8 +31,8 @@ > > > > #include "version_major.h" > > > > -#define LIBAVFILTER_VERSION_MINOR 49 > > -#define LIBAVFILTER_VERSION_MICRO 101 > > +#define LIBAVFILTER_VERSION_MINOR 50 > > +#define LIBAVFILTER_VERSION_MICRO 100 > > > > > > #define LIBAVFILTER_VERSION_INT > AV_VERSION_INT(LIBAVFILTER_VERSION_MAJOR, > > \ > > -- > > ffmpeg-codebot > > > > > LGTM > Thanks a lot for reviewing. While reworking, I also figured why you had called my earlier version a 'hack', so nevermind on that.. Best, softworkz
Another Ping Thanks, softworkz > -----Original Message----- > From: Paul B Mahol <onemda@gmail.com> > Sent: Thursday, November 3, 2022 10:58 AM > To: FFmpeg development discussions and patches <ffmpeg- > devel@ffmpeg.org> > Cc: softworkz <softworkz@hotmail.com> > Subject: Re: [FFmpeg-devel] [PATCH 1/2] avfilter/avfilter: add > avfilter_print_config_formats() > > On 10/11/22, softworkz <ffmpegagent@gmail.com> wrote: > > From: softworkz <softworkz@hotmail.com> > > > > Prints the following to AVBPrint: > > > > For pass-through filter links: > > > > "All (passthrough)" > > > > For filters using query_formats: > > > > "Dynamic" > > > > For filters using query_formats where a call to query_formats > > succeeds (example): > > > > "Dynamic, Defaults: [yuv420p, yuvj420p, yuva420p, nv12, nv21]" > > > > For all other filters (example): > > > > "[s16p, s32p, fltp, dblp]" > > > > Except in case when the number of formats equals the number of > > available formats: > > > > "All" > > > > Signed-off-by: softworkz <softworkz@hotmail.com> > > --- > > doc/APIchanges | 3 ++ > > libavfilter/avfilter.c | 102 > +++++++++++++++++++++++++++++++++++- > > libavfilter/avfilter.h | 12 +++++ > > libavfilter/avfiltergraph.c | 14 +++-- > > libavfilter/internal.h | 9 ++++ > > libavfilter/version.h | 4 +- > > 6 files changed, 136 insertions(+), 8 deletions(-) > > > > diff --git a/doc/APIchanges b/doc/APIchanges > > index cbb579612e..6e2a528b04 100644 > > --- a/doc/APIchanges > > +++ b/doc/APIchanges > > @@ -14,6 +14,9 @@ libavutil: 2021-04-27 > > > > API changes, most recent first: > > > > +2022-10-11 - xxxxxxxxxx - lavf 59.50.100 - avfilter.h > > + Add add avfilter_print_config_formats(). > > + > > 2022-10-05 - 37d5ddc317 - lavu 57.39.100 - cpu.h > > Add AV_CPU_FLAG_RVB_BASIC. > > > > diff --git a/libavfilter/avfilter.c b/libavfilter/avfilter.c > > index cc5505e65b..8cc665e19c 100644 > > --- a/libavfilter/avfilter.c > > +++ b/libavfilter/avfilter.c > > @@ -196,6 +196,104 @@ void avfilter_link_free(AVFilterLink **link) > > av_freep(link); > > } > > > > +static unsigned get_nb_pix_fmts() > > +{ > > + unsigned i = 0; > > + while (av_pix_fmt_desc_get(i++)) {} > > + return i - 1; > > +} > > + > > +static unsigned get_nb_sample_fmts() > > +{ > > + unsigned i = 0; > > + while (av_get_sample_fmt_name(i++)) {} > > + return i - 1; > > +} > > + > > +int avfilter_print_config_formats(AVBPrint *bp, const struct > AVFilter > > *filter, int for_output, unsigned pad_index) > > +{ > > + AVFilterGraph *graph; > > + AVFilterContext *filter_context; > > + AVFilterFormatsConfig *config; > > + enum AVMediaType media_type; > > + int ret = 0; > > + > > + if (filter->formats_state == FF_FILTER_FORMATS_PASSTHROUGH) { > > + av_bprintf(bp, "All (passthrough)"); > > + return 0; > > + } > > + > > + graph = avfilter_graph_alloc(); > > + if (!graph) { > > + av_log(NULL, AV_LOG_ERROR, "Failed to create > filtergraph\n"); > > + ret = AVERROR(ENOMEM); > > + goto cleanup; > > + } > > + > > + filter_context = avfilter_graph_alloc_filter(graph, filter, > "filter"); > > + if (!filter_context) { > > + av_log(NULL, AV_LOG_ERROR, "Failed to create filter\n"); > > + ret = AVERROR(ENOMEM); > > + goto cleanup; > > + } > > + > > + avfilter_init_str(filter_context, NULL); > > + > > + if (filter->formats_state == FF_FILTER_FORMATS_QUERY_FUNC) > > + av_bprintf(bp, "Dynamic"); > > + > > + if (!for_output && pad_index >= filter_context->nb_inputs > > + || for_output && pad_index >= filter_context->nb_outputs) > > + goto cleanup; > > + > > + avfilter_graph_config(graph, graph); > > + > > + for (unsigned i = 0; i < filter_context->nb_inputs; i++) > > + filter_context->inputs[i] = (AVFilterLink > > *)av_mallocz(sizeof(AVFilterLink)); > > + > > + for (unsigned i = 0; i < filter_context->nb_outputs; i++) > > + filter_context->outputs[i] = (AVFilterLink > > *)av_mallocz(sizeof(AVFilterLink)); > > + > > + ff_filter_query_formats(filter_context); > > + > > + config = for_output ? &filter_context->outputs[pad_index]- > >incfg : > > &filter_context->inputs[pad_index]->outcfg; > > + > > + if (!config || !config->formats) > > + goto cleanup; > > + > > + media_type= for_output ? filter->outputs[pad_index].type : > > filter->inputs[pad_index].type; > > + > > + if (filter->formats_state == FF_FILTER_FORMATS_QUERY_FUNC) { > > + if (config->formats && config->formats->nb_formats) > > + av_bprintf(bp, ", Default: "); > > + } > > + > > + if (config->formats == NULL) > > + av_bprintf(bp, "unknown"); > > + else if (media_type == AVMEDIA_TYPE_VIDEO && > > config->formats->nb_formats == get_nb_pix_fmts() || > > + media_type == AVMEDIA_TYPE_AUDIO && > > config->formats->nb_formats == get_nb_sample_fmts()) > > + av_bprintf(bp, "All"); > > + else { > > + for (unsigned i = 0; i < config->formats->nb_formats; i++) > { > > + if (i == 0) > > + av_bprintf(bp, "["); > > + > > + if (media_type == AVMEDIA_TYPE_VIDEO) > > + av_bprintf(bp, "%s", > > av_get_pix_fmt_name(config->formats->formats[i])); > > + else if (media_type == AVMEDIA_TYPE_AUDIO) > > + av_bprintf(bp, "%s", > > av_get_sample_fmt_name(config->formats->formats[i])); > > + > > + if (i < config->formats->nb_formats - 1) > > + av_bprintf(bp, ", "); > > + else > > + av_bprintf(bp, "]"); } > > + } > > + > > +cleanup: > > + avfilter_graph_free(&graph); > > + return ret; > > +} > > + > > void ff_filter_set_ready(AVFilterContext *filter, unsigned > priority) > > { > > filter->ready = FFMAX(filter->ready, priority); > > @@ -759,12 +857,12 @@ void avfilter_free(AVFilterContext *filter) > > > > for (i = 0; i < filter->nb_inputs; i++) { > > free_link(filter->inputs[i]); > > - if (filter->input_pads[i].flags & > AVFILTERPAD_FLAG_FREE_NAME) > > + if (filter->input_pads && filter->input_pads[i].flags & > > AVFILTERPAD_FLAG_FREE_NAME) > > av_freep(&filter->input_pads[i].name); > > } > > for (i = 0; i < filter->nb_outputs; i++) { > > free_link(filter->outputs[i]); > > - if (filter->output_pads[i].flags & > AVFILTERPAD_FLAG_FREE_NAME) > > + if (filter->output_pads && filter->output_pads[i].flags & > > AVFILTERPAD_FLAG_FREE_NAME) > > av_freep(&filter->output_pads[i].name); > > } > > > > diff --git a/libavfilter/avfilter.h b/libavfilter/avfilter.h > > index 2e8197c9a6..705dabe53c 100644 > > --- a/libavfilter/avfilter.h > > +++ b/libavfilter/avfilter.h > > @@ -41,6 +41,7 @@ > > #include "libavutil/avutil.h" > > #include "libavutil/buffer.h" > > #include "libavutil/dict.h" > > +#include "libavutil/bprint.h" > > #include "libavutil/frame.h" > > #include "libavutil/log.h" > > #include "libavutil/samplefmt.h" > > @@ -738,6 +739,17 @@ int avfilter_link(AVFilterContext *src, > unsigned > > srcpad, > > */ > > void avfilter_link_free(AVFilterLink **link); > > > > +/** > > + * Gets the formats from an AVFilterFormatsConfig. > > + * > > + * @param bp an instance of AVBPrint > > + * @param filter the AVFilter > > + * @param for_output set to 1 for filter outputs > > + * @param pad_index the index of the input or output > > + * @return zero on success > > + */ > > +int avfilter_print_config_formats(AVBPrint *bp, const AVFilter > *filter, int > > for_output, unsigned pad_index); > > + > > /** > > * Negotiate the media format, dimensions, etc of all inputs to a > filter. > > * > > diff --git a/libavfilter/avfiltergraph.c > b/libavfilter/avfiltergraph.c > > index 53f468494d..9118a44e1f 100644 > > --- a/libavfilter/avfiltergraph.c > > +++ b/libavfilter/avfiltergraph.c > > @@ -416,10 +416,7 @@ static int query_formats(AVFilterGraph *graph, > void > > *log_ctx) > > AVFilterContext *f = graph->filters[i]; > > if (formats_declared(f)) > > continue; > > - if (f->filter->formats_state == > FF_FILTER_FORMATS_QUERY_FUNC) > > - ret = filter_query_formats(f); > > - else > > - ret = ff_default_query_formats(f); > > + ret = ff_filter_query_formats(f); > > if (ret < 0 && ret != AVERROR(EAGAIN)) > > return ret; > > /* note: EAGAIN could indicate a partial success, not > counted yet > > */ > > @@ -1351,3 +1348,12 @@ int ff_filter_graph_run_once(AVFilterGraph > *graph) > > return AVERROR(EAGAIN); > > return ff_filter_activate(filter); > > } > > + > > +int ff_filter_query_formats(AVFilterContext *filter) > > +{ > > + if (filter->filter->formats_state == > FF_FILTER_FORMATS_QUERY_FUNC) > > + return filter_query_formats(filter); > > + > > + return ff_default_query_formats(filter); > > +} > > + > > diff --git a/libavfilter/internal.h b/libavfilter/internal.h > > index aaf2c6c584..446d2a45f8 100644 > > --- a/libavfilter/internal.h > > +++ b/libavfilter/internal.h > > @@ -374,6 +374,15 @@ void > ff_filter_graph_remove_filter(AVFilterGraph > > *graph, AVFilterContext *filter > > */ > > int ff_filter_graph_run_once(AVFilterGraph *graph); > > > > +/** > > + * Query the formats of a filter. > > + * > > + * @param filter the filter context > > + * > > + * @return 0 on success > > + */ > > +int ff_filter_query_formats(AVFilterContext *filter); > > + > > /** > > * Get number of threads for current filter instance. > > * This number is always same or less than graph->nb_threads. > > diff --git a/libavfilter/version.h b/libavfilter/version.h > > index 4ccbf5641c..436c2b8b17 100644 > > --- a/libavfilter/version.h > > +++ b/libavfilter/version.h > > @@ -31,8 +31,8 @@ > > > > #include "version_major.h" > > > > -#define LIBAVFILTER_VERSION_MINOR 49 > > -#define LIBAVFILTER_VERSION_MICRO 101 > > +#define LIBAVFILTER_VERSION_MINOR 50 > > +#define LIBAVFILTER_VERSION_MICRO 100 > > > > > > #define LIBAVFILTER_VERSION_INT > AV_VERSION_INT(LIBAVFILTER_VERSION_MAJOR, > > \ > > -- > > ffmpeg-codebot > > > > > LGTM > > > _______________________________________________ > > ffmpeg-devel mailing list > > ffmpeg-devel@ffmpeg.org > > https://ffmpeg.org/mailman/listinfo/ffmpeg-devel > > > > To unsubscribe, visit link above, or email > > ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe". > >
On 12/13/22, Soft Works <softworkz@hotmail.com> wrote: > Another Ping Please confirm that this still applies without issues, otherwise provide new patches for this feature so i can apply it. > > Thanks, > softworkz > >> -----Original Message----- >> From: Paul B Mahol <onemda@gmail.com> >> Sent: Thursday, November 3, 2022 10:58 AM >> To: FFmpeg development discussions and patches <ffmpeg- >> devel@ffmpeg.org> >> Cc: softworkz <softworkz@hotmail.com> >> Subject: Re: [FFmpeg-devel] [PATCH 1/2] avfilter/avfilter: add >> avfilter_print_config_formats() >> >> On 10/11/22, softworkz <ffmpegagent@gmail.com> wrote: >> > From: softworkz <softworkz@hotmail.com> >> > >> > Prints the following to AVBPrint: >> > >> > For pass-through filter links: >> > >> > "All (passthrough)" >> > >> > For filters using query_formats: >> > >> > "Dynamic" >> > >> > For filters using query_formats where a call to query_formats >> > succeeds (example): >> > >> > "Dynamic, Defaults: [yuv420p, yuvj420p, yuva420p, nv12, nv21]" >> > >> > For all other filters (example): >> > >> > "[s16p, s32p, fltp, dblp]" >> > >> > Except in case when the number of formats equals the number of >> > available formats: >> > >> > "All" >> > >> > Signed-off-by: softworkz <softworkz@hotmail.com> >> > --- >> > doc/APIchanges | 3 ++ >> > libavfilter/avfilter.c | 102 >> +++++++++++++++++++++++++++++++++++- >> > libavfilter/avfilter.h | 12 +++++ >> > libavfilter/avfiltergraph.c | 14 +++-- >> > libavfilter/internal.h | 9 ++++ >> > libavfilter/version.h | 4 +- >> > 6 files changed, 136 insertions(+), 8 deletions(-) >> > >> > diff --git a/doc/APIchanges b/doc/APIchanges >> > index cbb579612e..6e2a528b04 100644 >> > --- a/doc/APIchanges >> > +++ b/doc/APIchanges >> > @@ -14,6 +14,9 @@ libavutil: 2021-04-27 >> > >> > API changes, most recent first: >> > >> > +2022-10-11 - xxxxxxxxxx - lavf 59.50.100 - avfilter.h >> > + Add add avfilter_print_config_formats(). >> > + >> > 2022-10-05 - 37d5ddc317 - lavu 57.39.100 - cpu.h >> > Add AV_CPU_FLAG_RVB_BASIC. >> > >> > diff --git a/libavfilter/avfilter.c b/libavfilter/avfilter.c >> > index cc5505e65b..8cc665e19c 100644 >> > --- a/libavfilter/avfilter.c >> > +++ b/libavfilter/avfilter.c >> > @@ -196,6 +196,104 @@ void avfilter_link_free(AVFilterLink **link) >> > av_freep(link); >> > } >> > >> > +static unsigned get_nb_pix_fmts() >> > +{ >> > + unsigned i = 0; >> > + while (av_pix_fmt_desc_get(i++)) {} >> > + return i - 1; >> > +} >> > + >> > +static unsigned get_nb_sample_fmts() >> > +{ >> > + unsigned i = 0; >> > + while (av_get_sample_fmt_name(i++)) {} >> > + return i - 1; >> > +} >> > + >> > +int avfilter_print_config_formats(AVBPrint *bp, const struct >> AVFilter >> > *filter, int for_output, unsigned pad_index) >> > +{ >> > + AVFilterGraph *graph; >> > + AVFilterContext *filter_context; >> > + AVFilterFormatsConfig *config; >> > + enum AVMediaType media_type; >> > + int ret = 0; >> > + >> > + if (filter->formats_state == FF_FILTER_FORMATS_PASSTHROUGH) { >> > + av_bprintf(bp, "All (passthrough)"); >> > + return 0; >> > + } >> > + >> > + graph = avfilter_graph_alloc(); >> > + if (!graph) { >> > + av_log(NULL, AV_LOG_ERROR, "Failed to create >> filtergraph\n"); >> > + ret = AVERROR(ENOMEM); >> > + goto cleanup; >> > + } >> > + >> > + filter_context = avfilter_graph_alloc_filter(graph, filter, >> "filter"); >> > + if (!filter_context) { >> > + av_log(NULL, AV_LOG_ERROR, "Failed to create filter\n"); >> > + ret = AVERROR(ENOMEM); >> > + goto cleanup; >> > + } >> > + >> > + avfilter_init_str(filter_context, NULL); >> > + >> > + if (filter->formats_state == FF_FILTER_FORMATS_QUERY_FUNC) >> > + av_bprintf(bp, "Dynamic"); >> > + >> > + if (!for_output && pad_index >= filter_context->nb_inputs >> > + || for_output && pad_index >= filter_context->nb_outputs) >> > + goto cleanup; >> > + >> > + avfilter_graph_config(graph, graph); >> > + >> > + for (unsigned i = 0; i < filter_context->nb_inputs; i++) >> > + filter_context->inputs[i] = (AVFilterLink >> > *)av_mallocz(sizeof(AVFilterLink)); >> > + >> > + for (unsigned i = 0; i < filter_context->nb_outputs; i++) >> > + filter_context->outputs[i] = (AVFilterLink >> > *)av_mallocz(sizeof(AVFilterLink)); >> > + >> > + ff_filter_query_formats(filter_context); >> > + >> > + config = for_output ? &filter_context->outputs[pad_index]- >> >incfg : >> > &filter_context->inputs[pad_index]->outcfg; >> > + >> > + if (!config || !config->formats) >> > + goto cleanup; >> > + >> > + media_type= for_output ? filter->outputs[pad_index].type : >> > filter->inputs[pad_index].type; >> > + >> > + if (filter->formats_state == FF_FILTER_FORMATS_QUERY_FUNC) { >> > + if (config->formats && config->formats->nb_formats) >> > + av_bprintf(bp, ", Default: "); >> > + } >> > + >> > + if (config->formats == NULL) >> > + av_bprintf(bp, "unknown"); >> > + else if (media_type == AVMEDIA_TYPE_VIDEO && >> > config->formats->nb_formats == get_nb_pix_fmts() || >> > + media_type == AVMEDIA_TYPE_AUDIO && >> > config->formats->nb_formats == get_nb_sample_fmts()) >> > + av_bprintf(bp, "All"); >> > + else { >> > + for (unsigned i = 0; i < config->formats->nb_formats; i++) >> { >> > + if (i == 0) >> > + av_bprintf(bp, "["); >> > + >> > + if (media_type == AVMEDIA_TYPE_VIDEO) >> > + av_bprintf(bp, "%s", >> > av_get_pix_fmt_name(config->formats->formats[i])); >> > + else if (media_type == AVMEDIA_TYPE_AUDIO) >> > + av_bprintf(bp, "%s", >> > av_get_sample_fmt_name(config->formats->formats[i])); >> > + >> > + if (i < config->formats->nb_formats - 1) >> > + av_bprintf(bp, ", "); >> > + else >> > + av_bprintf(bp, "]"); } >> > + } >> > + >> > +cleanup: >> > + avfilter_graph_free(&graph); >> > + return ret; >> > +} >> > + >> > void ff_filter_set_ready(AVFilterContext *filter, unsigned >> priority) >> > { >> > filter->ready = FFMAX(filter->ready, priority); >> > @@ -759,12 +857,12 @@ void avfilter_free(AVFilterContext *filter) >> > >> > for (i = 0; i < filter->nb_inputs; i++) { >> > free_link(filter->inputs[i]); >> > - if (filter->input_pads[i].flags & >> AVFILTERPAD_FLAG_FREE_NAME) >> > + if (filter->input_pads && filter->input_pads[i].flags & >> > AVFILTERPAD_FLAG_FREE_NAME) >> > av_freep(&filter->input_pads[i].name); >> > } >> > for (i = 0; i < filter->nb_outputs; i++) { >> > free_link(filter->outputs[i]); >> > - if (filter->output_pads[i].flags & >> AVFILTERPAD_FLAG_FREE_NAME) >> > + if (filter->output_pads && filter->output_pads[i].flags & >> > AVFILTERPAD_FLAG_FREE_NAME) >> > av_freep(&filter->output_pads[i].name); >> > } >> > >> > diff --git a/libavfilter/avfilter.h b/libavfilter/avfilter.h >> > index 2e8197c9a6..705dabe53c 100644 >> > --- a/libavfilter/avfilter.h >> > +++ b/libavfilter/avfilter.h >> > @@ -41,6 +41,7 @@ >> > #include "libavutil/avutil.h" >> > #include "libavutil/buffer.h" >> > #include "libavutil/dict.h" >> > +#include "libavutil/bprint.h" >> > #include "libavutil/frame.h" >> > #include "libavutil/log.h" >> > #include "libavutil/samplefmt.h" >> > @@ -738,6 +739,17 @@ int avfilter_link(AVFilterContext *src, >> unsigned >> > srcpad, >> > */ >> > void avfilter_link_free(AVFilterLink **link); >> > >> > +/** >> > + * Gets the formats from an AVFilterFormatsConfig. >> > + * >> > + * @param bp an instance of AVBPrint >> > + * @param filter the AVFilter >> > + * @param for_output set to 1 for filter outputs >> > + * @param pad_index the index of the input or output >> > + * @return zero on success >> > + */ >> > +int avfilter_print_config_formats(AVBPrint *bp, const AVFilter >> *filter, int >> > for_output, unsigned pad_index); >> > + >> > /** >> > * Negotiate the media format, dimensions, etc of all inputs to a >> filter. >> > * >> > diff --git a/libavfilter/avfiltergraph.c >> b/libavfilter/avfiltergraph.c >> > index 53f468494d..9118a44e1f 100644 >> > --- a/libavfilter/avfiltergraph.c >> > +++ b/libavfilter/avfiltergraph.c >> > @@ -416,10 +416,7 @@ static int query_formats(AVFilterGraph *graph, >> void >> > *log_ctx) >> > AVFilterContext *f = graph->filters[i]; >> > if (formats_declared(f)) >> > continue; >> > - if (f->filter->formats_state == >> FF_FILTER_FORMATS_QUERY_FUNC) >> > - ret = filter_query_formats(f); >> > - else >> > - ret = ff_default_query_formats(f); >> > + ret = ff_filter_query_formats(f); >> > if (ret < 0 && ret != AVERROR(EAGAIN)) >> > return ret; >> > /* note: EAGAIN could indicate a partial success, not >> counted yet >> > */ >> > @@ -1351,3 +1348,12 @@ int ff_filter_graph_run_once(AVFilterGraph >> *graph) >> > return AVERROR(EAGAIN); >> > return ff_filter_activate(filter); >> > } >> > + >> > +int ff_filter_query_formats(AVFilterContext *filter) >> > +{ >> > + if (filter->filter->formats_state == >> FF_FILTER_FORMATS_QUERY_FUNC) >> > + return filter_query_formats(filter); >> > + >> > + return ff_default_query_formats(filter); >> > +} >> > + >> > diff --git a/libavfilter/internal.h b/libavfilter/internal.h >> > index aaf2c6c584..446d2a45f8 100644 >> > --- a/libavfilter/internal.h >> > +++ b/libavfilter/internal.h >> > @@ -374,6 +374,15 @@ void >> ff_filter_graph_remove_filter(AVFilterGraph >> > *graph, AVFilterContext *filter >> > */ >> > int ff_filter_graph_run_once(AVFilterGraph *graph); >> > >> > +/** >> > + * Query the formats of a filter. >> > + * >> > + * @param filter the filter context >> > + * >> > + * @return 0 on success >> > + */ >> > +int ff_filter_query_formats(AVFilterContext *filter); >> > + >> > /** >> > * Get number of threads for current filter instance. >> > * This number is always same or less than graph->nb_threads. >> > diff --git a/libavfilter/version.h b/libavfilter/version.h >> > index 4ccbf5641c..436c2b8b17 100644 >> > --- a/libavfilter/version.h >> > +++ b/libavfilter/version.h >> > @@ -31,8 +31,8 @@ >> > >> > #include "version_major.h" >> > >> > -#define LIBAVFILTER_VERSION_MINOR 49 >> > -#define LIBAVFILTER_VERSION_MICRO 101 >> > +#define LIBAVFILTER_VERSION_MINOR 50 >> > +#define LIBAVFILTER_VERSION_MICRO 100 >> > >> > >> > #define LIBAVFILTER_VERSION_INT >> AV_VERSION_INT(LIBAVFILTER_VERSION_MAJOR, >> > \ >> > -- >> > ffmpeg-codebot >> > >> >> >> LGTM >> >> > _______________________________________________ >> > ffmpeg-devel mailing list >> > ffmpeg-devel@ffmpeg.org >> > https://ffmpeg.org/mailman/listinfo/ffmpeg-devel >> > >> > To unsubscribe, visit link above, or email >> > ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe". >> > >
diff --git a/doc/APIchanges b/doc/APIchanges index cbb579612e..6e2a528b04 100644 --- a/doc/APIchanges +++ b/doc/APIchanges @@ -14,6 +14,9 @@ libavutil: 2021-04-27 API changes, most recent first: +2022-10-11 - xxxxxxxxxx - lavf 59.50.100 - avfilter.h + Add add avfilter_print_config_formats(). + 2022-10-05 - 37d5ddc317 - lavu 57.39.100 - cpu.h Add AV_CPU_FLAG_RVB_BASIC. diff --git a/libavfilter/avfilter.c b/libavfilter/avfilter.c index cc5505e65b..8cc665e19c 100644 --- a/libavfilter/avfilter.c +++ b/libavfilter/avfilter.c @@ -196,6 +196,104 @@ void avfilter_link_free(AVFilterLink **link) av_freep(link); } +static unsigned get_nb_pix_fmts() +{ + unsigned i = 0; + while (av_pix_fmt_desc_get(i++)) {} + return i - 1; +} + +static unsigned get_nb_sample_fmts() +{ + unsigned i = 0; + while (av_get_sample_fmt_name(i++)) {} + return i - 1; +} + +int avfilter_print_config_formats(AVBPrint *bp, const struct AVFilter *filter, int for_output, unsigned pad_index) +{ + AVFilterGraph *graph; + AVFilterContext *filter_context; + AVFilterFormatsConfig *config; + enum AVMediaType media_type; + int ret = 0; + + if (filter->formats_state == FF_FILTER_FORMATS_PASSTHROUGH) { + av_bprintf(bp, "All (passthrough)"); + return 0; + } + + graph = avfilter_graph_alloc(); + if (!graph) { + av_log(NULL, AV_LOG_ERROR, "Failed to create filtergraph\n"); + ret = AVERROR(ENOMEM); + goto cleanup; + } + + filter_context = avfilter_graph_alloc_filter(graph, filter, "filter"); + if (!filter_context) { + av_log(NULL, AV_LOG_ERROR, "Failed to create filter\n"); + ret = AVERROR(ENOMEM); + goto cleanup; + } + + avfilter_init_str(filter_context, NULL); + + if (filter->formats_state == FF_FILTER_FORMATS_QUERY_FUNC) + av_bprintf(bp, "Dynamic"); + + if (!for_output && pad_index >= filter_context->nb_inputs + || for_output && pad_index >= filter_context->nb_outputs) + goto cleanup; + + avfilter_graph_config(graph, graph); + + for (unsigned i = 0; i < filter_context->nb_inputs; i++) + filter_context->inputs[i] = (AVFilterLink *)av_mallocz(sizeof(AVFilterLink)); + + for (unsigned i = 0; i < filter_context->nb_outputs; i++) + filter_context->outputs[i] = (AVFilterLink *)av_mallocz(sizeof(AVFilterLink)); + + ff_filter_query_formats(filter_context); + + config = for_output ? &filter_context->outputs[pad_index]->incfg : &filter_context->inputs[pad_index]->outcfg; + + if (!config || !config->formats) + goto cleanup; + + media_type= for_output ? filter->outputs[pad_index].type : filter->inputs[pad_index].type; + + if (filter->formats_state == FF_FILTER_FORMATS_QUERY_FUNC) { + if (config->formats && config->formats->nb_formats) + av_bprintf(bp, ", Default: "); + } + + if (config->formats == NULL) + av_bprintf(bp, "unknown"); + else if (media_type == AVMEDIA_TYPE_VIDEO && config->formats->nb_formats == get_nb_pix_fmts() || + media_type == AVMEDIA_TYPE_AUDIO && config->formats->nb_formats == get_nb_sample_fmts()) + av_bprintf(bp, "All"); + else { + for (unsigned i = 0; i < config->formats->nb_formats; i++) { + if (i == 0) + av_bprintf(bp, "["); + + if (media_type == AVMEDIA_TYPE_VIDEO) + av_bprintf(bp, "%s", av_get_pix_fmt_name(config->formats->formats[i])); + else if (media_type == AVMEDIA_TYPE_AUDIO) + av_bprintf(bp, "%s", av_get_sample_fmt_name(config->formats->formats[i])); + + if (i < config->formats->nb_formats - 1) + av_bprintf(bp, ", "); + else + av_bprintf(bp, "]"); } + } + +cleanup: + avfilter_graph_free(&graph); + return ret; +} + void ff_filter_set_ready(AVFilterContext *filter, unsigned priority) { filter->ready = FFMAX(filter->ready, priority); @@ -759,12 +857,12 @@ void avfilter_free(AVFilterContext *filter) for (i = 0; i < filter->nb_inputs; i++) { free_link(filter->inputs[i]); - if (filter->input_pads[i].flags & AVFILTERPAD_FLAG_FREE_NAME) + if (filter->input_pads && filter->input_pads[i].flags & AVFILTERPAD_FLAG_FREE_NAME) av_freep(&filter->input_pads[i].name); } for (i = 0; i < filter->nb_outputs; i++) { free_link(filter->outputs[i]); - if (filter->output_pads[i].flags & AVFILTERPAD_FLAG_FREE_NAME) + if (filter->output_pads && filter->output_pads[i].flags & AVFILTERPAD_FLAG_FREE_NAME) av_freep(&filter->output_pads[i].name); } diff --git a/libavfilter/avfilter.h b/libavfilter/avfilter.h index 2e8197c9a6..705dabe53c 100644 --- a/libavfilter/avfilter.h +++ b/libavfilter/avfilter.h @@ -41,6 +41,7 @@ #include "libavutil/avutil.h" #include "libavutil/buffer.h" #include "libavutil/dict.h" +#include "libavutil/bprint.h" #include "libavutil/frame.h" #include "libavutil/log.h" #include "libavutil/samplefmt.h" @@ -738,6 +739,17 @@ int avfilter_link(AVFilterContext *src, unsigned srcpad, */ void avfilter_link_free(AVFilterLink **link); +/** + * Gets the formats from an AVFilterFormatsConfig. + * + * @param bp an instance of AVBPrint + * @param filter the AVFilter + * @param for_output set to 1 for filter outputs + * @param pad_index the index of the input or output + * @return zero on success + */ +int avfilter_print_config_formats(AVBPrint *bp, const AVFilter *filter, int for_output, unsigned pad_index); + /** * Negotiate the media format, dimensions, etc of all inputs to a filter. * diff --git a/libavfilter/avfiltergraph.c b/libavfilter/avfiltergraph.c index 53f468494d..9118a44e1f 100644 --- a/libavfilter/avfiltergraph.c +++ b/libavfilter/avfiltergraph.c @@ -416,10 +416,7 @@ static int query_formats(AVFilterGraph *graph, void *log_ctx) AVFilterContext *f = graph->filters[i]; if (formats_declared(f)) continue; - if (f->filter->formats_state == FF_FILTER_FORMATS_QUERY_FUNC) - ret = filter_query_formats(f); - else - ret = ff_default_query_formats(f); + ret = ff_filter_query_formats(f); if (ret < 0 && ret != AVERROR(EAGAIN)) return ret; /* note: EAGAIN could indicate a partial success, not counted yet */ @@ -1351,3 +1348,12 @@ int ff_filter_graph_run_once(AVFilterGraph *graph) return AVERROR(EAGAIN); return ff_filter_activate(filter); } + +int ff_filter_query_formats(AVFilterContext *filter) +{ + if (filter->filter->formats_state == FF_FILTER_FORMATS_QUERY_FUNC) + return filter_query_formats(filter); + + return ff_default_query_formats(filter); +} + diff --git a/libavfilter/internal.h b/libavfilter/internal.h index aaf2c6c584..446d2a45f8 100644 --- a/libavfilter/internal.h +++ b/libavfilter/internal.h @@ -374,6 +374,15 @@ void ff_filter_graph_remove_filter(AVFilterGraph *graph, AVFilterContext *filter */ int ff_filter_graph_run_once(AVFilterGraph *graph); +/** + * Query the formats of a filter. + * + * @param filter the filter context + * + * @return 0 on success + */ +int ff_filter_query_formats(AVFilterContext *filter); + /** * Get number of threads for current filter instance. * This number is always same or less than graph->nb_threads. diff --git a/libavfilter/version.h b/libavfilter/version.h index 4ccbf5641c..436c2b8b17 100644 --- a/libavfilter/version.h +++ b/libavfilter/version.h @@ -31,8 +31,8 @@ #include "version_major.h" -#define LIBAVFILTER_VERSION_MINOR 49 -#define LIBAVFILTER_VERSION_MICRO 101 +#define LIBAVFILTER_VERSION_MINOR 50 +#define LIBAVFILTER_VERSION_MICRO 100 #define LIBAVFILTER_VERSION_INT AV_VERSION_INT(LIBAVFILTER_VERSION_MAJOR, \