Message ID | 20191120145456.20251-1-lance.lmwang@gmail.com |
---|---|
State | Superseded |
Headers | show |
Am Mi., 20. Nov. 2019 um 16:03 Uhr schrieb <lance.lmwang@gmail.com>: > > From: Limin Wang <lance.lmwang@gmail.com> > > It's useful for debugging filter graph purposes, now only lavfi can do that. > > Signed-off-by: Limin Wang <lance.lmwang@gmail.com> > --- > doc/ffmpeg.texi | 4 ++++ > fftools/ffmpeg.h | 1 + > fftools/ffmpeg_filter.c | 7 +++++++ > fftools/ffmpeg_opt.c | 3 +++ > 4 files changed, 15 insertions(+) > > diff --git a/doc/ffmpeg.texi b/doc/ffmpeg.texi > index 9cccc2337d..7e55f67898 100644 > --- a/doc/ffmpeg.texi > +++ b/doc/ffmpeg.texi > @@ -668,6 +668,10 @@ Defines how many threads are used to process a filter pipeline. Each pipeline > will produce a thread pool with this many threads available for parallel processing. > The default is the number of available CPUs. > > +@item -filter_dumpgraph (@emph{global}) > +Dump filter graph to stderr. It is off by default, the option is mostly useful > +for debugging filter graph purposes > + > @item -pre[:@var{stream_specifier}] @var{preset_name} (@emph{output,per-stream}) > Specify the preset for matching stream(s). > > diff --git a/fftools/ffmpeg.h b/fftools/ffmpeg.h > index 7b6f802082..b3133e7e99 100644 > --- a/fftools/ffmpeg.h > +++ b/fftools/ffmpeg.h > @@ -608,6 +608,7 @@ extern float max_error_rate; > extern char *videotoolbox_pixfmt; > > extern int filter_nbthreads; > +extern int filter_dumpgraph; > extern int filter_complex_nbthreads; > extern int vstats_version; > > diff --git a/fftools/ffmpeg_filter.c b/fftools/ffmpeg_filter.c > index 72838de1e2..35ba3a38db 100644 > --- a/fftools/ffmpeg_filter.c > +++ b/fftools/ffmpeg_filter.c > @@ -1109,6 +1109,13 @@ int configure_filtergraph(FilterGraph *fg) > if ((ret = avfilter_graph_config(fg->graph, NULL)) < 0) > goto fail; > > + if (filter_dumpgraph) { > + char *dump = avfilter_graph_dump(fg->graph, NULL); > + fputs(dump, stderr); > + fflush(stderr); > + av_free(dump); > + } > + > /* limit the lists of allowed formats to the ones selected, to > * make sure they stay the same if the filtergraph is reconfigured later */ > for (i = 0; i < fg->nb_outputs; i++) { > diff --git a/fftools/ffmpeg_opt.c b/fftools/ffmpeg_opt.c > index 71063cc443..44eb890e86 100644 > --- a/fftools/ffmpeg_opt.c > +++ b/fftools/ffmpeg_opt.c > @@ -110,6 +110,7 @@ int frame_bits_per_raw_sample = 0; > float max_error_rate = 2.0/3; > int filter_nbthreads = 0; > int filter_complex_nbthreads = 0; > +int filter_dumpgraph = 0; > int vstats_version = 2; > > > @@ -3523,6 +3524,8 @@ const OptionDef options[] = { > "create a complex filtergraph", "graph_description" }, > { "filter_complex_threads", HAS_ARG | OPT_INT, { &filter_complex_nbthreads }, > "number of threads for -filter_complex" }, > + { "filter_dumpgraph", OPT_BOOL, { &filter_dumpgraph }, > + "dump filter graph to stderr" }, dump_filtergraph ? Carl Eugen
On Thu, Nov 21, 2019 at 10:49:28AM +0100, Carl Eugen Hoyos wrote: > Am Mi., 20. Nov. 2019 um 16:03 Uhr schrieb <lance.lmwang@gmail.com>: > > > > From: Limin Wang <lance.lmwang@gmail.com> > > > > It's useful for debugging filter graph purposes, now only lavfi can do that. > > > > Signed-off-by: Limin Wang <lance.lmwang@gmail.com> > > --- > > doc/ffmpeg.texi | 4 ++++ > > fftools/ffmpeg.h | 1 + > > fftools/ffmpeg_filter.c | 7 +++++++ > > fftools/ffmpeg_opt.c | 3 +++ > > 4 files changed, 15 insertions(+) > > > > diff --git a/doc/ffmpeg.texi b/doc/ffmpeg.texi > > index 9cccc2337d..7e55f67898 100644 > > --- a/doc/ffmpeg.texi > > +++ b/doc/ffmpeg.texi > > @@ -668,6 +668,10 @@ Defines how many threads are used to process a filter pipeline. Each pipeline > > will produce a thread pool with this many threads available for parallel processing. > > The default is the number of available CPUs. > > > > +@item -filter_dumpgraph (@emph{global}) > > +Dump filter graph to stderr. It is off by default, the option is mostly useful > > +for debugging filter graph purposes > > + > > @item -pre[:@var{stream_specifier}] @var{preset_name} (@emph{output,per-stream}) > > Specify the preset for matching stream(s). > > > > diff --git a/fftools/ffmpeg.h b/fftools/ffmpeg.h > > index 7b6f802082..b3133e7e99 100644 > > --- a/fftools/ffmpeg.h > > +++ b/fftools/ffmpeg.h > > @@ -608,6 +608,7 @@ extern float max_error_rate; > > extern char *videotoolbox_pixfmt; > > > > extern int filter_nbthreads; > > +extern int filter_dumpgraph; > > extern int filter_complex_nbthreads; > > extern int vstats_version; > > > > diff --git a/fftools/ffmpeg_filter.c b/fftools/ffmpeg_filter.c > > index 72838de1e2..35ba3a38db 100644 > > --- a/fftools/ffmpeg_filter.c > > +++ b/fftools/ffmpeg_filter.c > > @@ -1109,6 +1109,13 @@ int configure_filtergraph(FilterGraph *fg) > > if ((ret = avfilter_graph_config(fg->graph, NULL)) < 0) > > goto fail; > > > > + if (filter_dumpgraph) { > > + char *dump = avfilter_graph_dump(fg->graph, NULL); > > + fputs(dump, stderr); > > + fflush(stderr); > > + av_free(dump); > > + } > > + > > /* limit the lists of allowed formats to the ones selected, to > > * make sure they stay the same if the filtergraph is reconfigured later */ > > for (i = 0; i < fg->nb_outputs; i++) { > > diff --git a/fftools/ffmpeg_opt.c b/fftools/ffmpeg_opt.c > > index 71063cc443..44eb890e86 100644 > > --- a/fftools/ffmpeg_opt.c > > +++ b/fftools/ffmpeg_opt.c > > @@ -110,6 +110,7 @@ int frame_bits_per_raw_sample = 0; > > float max_error_rate = 2.0/3; > > int filter_nbthreads = 0; > > int filter_complex_nbthreads = 0; > > +int filter_dumpgraph = 0; > > int vstats_version = 2; > > > > > > @@ -3523,6 +3524,8 @@ const OptionDef options[] = { > > "create a complex filtergraph", "graph_description" }, > > { "filter_complex_threads", HAS_ARG | OPT_INT, { &filter_complex_nbthreads }, > > "number of threads for -filter_complex" }, > > + { "filter_dumpgraph", OPT_BOOL, { &filter_dumpgraph }, > > + "dump filter graph to stderr" }, > > dump_filtergraph ? Carl, thanks for the feedback, I'm ok with your recomment name and will update it if no further comments next time. > > Carl Eugen > _______________________________________________ > 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".
Am Do., 21. Nov. 2019 um 12:28 Uhr schrieb Limin Wang <lance.lmwang@gmail.com>: > > On Thu, Nov 21, 2019 at 10:49:28AM +0100, Carl Eugen Hoyos wrote: > > Am Mi., 20. Nov. 2019 um 16:03 Uhr schrieb <lance.lmwang@gmail.com>: > > > > > > From: Limin Wang <lance.lmwang@gmail.com> > > > > > > It's useful for debugging filter graph purposes, now only lavfi can do that. > > > > > > Signed-off-by: Limin Wang <lance.lmwang@gmail.com> > > > --- > > > doc/ffmpeg.texi | 4 ++++ > > > fftools/ffmpeg.h | 1 + > > > fftools/ffmpeg_filter.c | 7 +++++++ > > > fftools/ffmpeg_opt.c | 3 +++ > > > 4 files changed, 15 insertions(+) > > > > > > diff --git a/doc/ffmpeg.texi b/doc/ffmpeg.texi > > > index 9cccc2337d..7e55f67898 100644 > > > --- a/doc/ffmpeg.texi > > > +++ b/doc/ffmpeg.texi > > > @@ -668,6 +668,10 @@ Defines how many threads are used to process a filter pipeline. Each pipeline > > > will produce a thread pool with this many threads available for parallel processing. > > > The default is the number of available CPUs. > > > > > > +@item -filter_dumpgraph (@emph{global}) > > > +Dump filter graph to stderr. It is off by default, the option is mostly useful > > > +for debugging filter graph purposes > > > + > > > @item -pre[:@var{stream_specifier}] @var{preset_name} (@emph{output,per-stream}) > > > Specify the preset for matching stream(s). > > > > > > diff --git a/fftools/ffmpeg.h b/fftools/ffmpeg.h > > > index 7b6f802082..b3133e7e99 100644 > > > --- a/fftools/ffmpeg.h > > > +++ b/fftools/ffmpeg.h > > > @@ -608,6 +608,7 @@ extern float max_error_rate; > > > extern char *videotoolbox_pixfmt; > > > > > > extern int filter_nbthreads; > > > +extern int filter_dumpgraph; > > > extern int filter_complex_nbthreads; > > > extern int vstats_version; > > > > > > diff --git a/fftools/ffmpeg_filter.c b/fftools/ffmpeg_filter.c > > > index 72838de1e2..35ba3a38db 100644 > > > --- a/fftools/ffmpeg_filter.c > > > +++ b/fftools/ffmpeg_filter.c > > > @@ -1109,6 +1109,13 @@ int configure_filtergraph(FilterGraph *fg) > > > if ((ret = avfilter_graph_config(fg->graph, NULL)) < 0) > > > goto fail; > > > > > > + if (filter_dumpgraph) { > > > + char *dump = avfilter_graph_dump(fg->graph, NULL); > > > + fputs(dump, stderr); > > > + fflush(stderr); > > > + av_free(dump); > > > + } > > > + > > > /* limit the lists of allowed formats to the ones selected, to > > > * make sure they stay the same if the filtergraph is reconfigured later */ > > > for (i = 0; i < fg->nb_outputs; i++) { > > > diff --git a/fftools/ffmpeg_opt.c b/fftools/ffmpeg_opt.c > > > index 71063cc443..44eb890e86 100644 > > > --- a/fftools/ffmpeg_opt.c > > > +++ b/fftools/ffmpeg_opt.c > > > @@ -110,6 +110,7 @@ int frame_bits_per_raw_sample = 0; > > > float max_error_rate = 2.0/3; > > > int filter_nbthreads = 0; > > > int filter_complex_nbthreads = 0; > > > +int filter_dumpgraph = 0; > > > int vstats_version = 2; > > > > > > > > > @@ -3523,6 +3524,8 @@ const OptionDef options[] = { > > > "create a complex filtergraph", "graph_description" }, > > > { "filter_complex_threads", HAS_ARG | OPT_INT, { &filter_complex_nbthreads }, > > > "number of threads for -filter_complex" }, > > > + { "filter_dumpgraph", OPT_BOOL, { &filter_dumpgraph }, > > > + "dump filter graph to stderr" }, > > > > dump_filtergraph ? > > Carl, thanks for the feedback, I'm ok with your recomment name and will > update it if no further comments next time. Consider waiting for others' opinions, I am not a native speaker... Carl Eugen
On Thu, Nov 21, 2019 at 01:32:58PM +0100, Carl Eugen Hoyos wrote: > Am Do., 21. Nov. 2019 um 12:28 Uhr schrieb Limin Wang <lance.lmwang@gmail.com>: > > > > On Thu, Nov 21, 2019 at 10:49:28AM +0100, Carl Eugen Hoyos wrote: > > > Am Mi., 20. Nov. 2019 um 16:03 Uhr schrieb <lance.lmwang@gmail.com>: > > > > > > > > From: Limin Wang <lance.lmwang@gmail.com> > > > > > > > > It's useful for debugging filter graph purposes, now only lavfi can do that. > > > > > > > > Signed-off-by: Limin Wang <lance.lmwang@gmail.com> > > > > --- > > > > doc/ffmpeg.texi | 4 ++++ > > > > fftools/ffmpeg.h | 1 + > > > > fftools/ffmpeg_filter.c | 7 +++++++ > > > > fftools/ffmpeg_opt.c | 3 +++ > > > > 4 files changed, 15 insertions(+) > > > > > > > > diff --git a/doc/ffmpeg.texi b/doc/ffmpeg.texi > > > > index 9cccc2337d..7e55f67898 100644 > > > > --- a/doc/ffmpeg.texi > > > > +++ b/doc/ffmpeg.texi > > > > @@ -668,6 +668,10 @@ Defines how many threads are used to process a filter pipeline. Each pipeline > > > > will produce a thread pool with this many threads available for parallel processing. > > > > The default is the number of available CPUs. > > > > > > > > +@item -filter_dumpgraph (@emph{global}) > > > > +Dump filter graph to stderr. It is off by default, the option is mostly useful > > > > +for debugging filter graph purposes > > > > + > > > > @item -pre[:@var{stream_specifier}] @var{preset_name} (@emph{output,per-stream}) > > > > Specify the preset for matching stream(s). > > > > > > > > diff --git a/fftools/ffmpeg.h b/fftools/ffmpeg.h > > > > index 7b6f802082..b3133e7e99 100644 > > > > --- a/fftools/ffmpeg.h > > > > +++ b/fftools/ffmpeg.h > > > > @@ -608,6 +608,7 @@ extern float max_error_rate; > > > > extern char *videotoolbox_pixfmt; > > > > > > > > extern int filter_nbthreads; > > > > +extern int filter_dumpgraph; > > > > extern int filter_complex_nbthreads; > > > > extern int vstats_version; > > > > > > > > diff --git a/fftools/ffmpeg_filter.c b/fftools/ffmpeg_filter.c > > > > index 72838de1e2..35ba3a38db 100644 > > > > --- a/fftools/ffmpeg_filter.c > > > > +++ b/fftools/ffmpeg_filter.c > > > > @@ -1109,6 +1109,13 @@ int configure_filtergraph(FilterGraph *fg) > > > > if ((ret = avfilter_graph_config(fg->graph, NULL)) < 0) > > > > goto fail; > > > > > > > > + if (filter_dumpgraph) { > > > > + char *dump = avfilter_graph_dump(fg->graph, NULL); > > > > + fputs(dump, stderr); > > > > + fflush(stderr); > > > > + av_free(dump); > > > > + } > > > > + > > > > /* limit the lists of allowed formats to the ones selected, to > > > > * make sure they stay the same if the filtergraph is reconfigured later */ > > > > for (i = 0; i < fg->nb_outputs; i++) { > > > > diff --git a/fftools/ffmpeg_opt.c b/fftools/ffmpeg_opt.c > > > > index 71063cc443..44eb890e86 100644 > > > > --- a/fftools/ffmpeg_opt.c > > > > +++ b/fftools/ffmpeg_opt.c > > > > @@ -110,6 +110,7 @@ int frame_bits_per_raw_sample = 0; > > > > float max_error_rate = 2.0/3; > > > > int filter_nbthreads = 0; > > > > int filter_complex_nbthreads = 0; > > > > +int filter_dumpgraph = 0; > > > > int vstats_version = 2; > > > > > > > > > > > > @@ -3523,6 +3524,8 @@ const OptionDef options[] = { > > > > "create a complex filtergraph", "graph_description" }, > > > > { "filter_complex_threads", HAS_ARG | OPT_INT, { &filter_complex_nbthreads }, > > > > "number of threads for -filter_complex" }, > > > > + { "filter_dumpgraph", OPT_BOOL, { &filter_dumpgraph }, > > > > + "dump filter graph to stderr" }, > > > > > > dump_filtergraph ? > > > > Carl, thanks for the feedback, I'm ok with your recomment name and will > > update it if no further comments next time. > > Consider waiting for others' opinions, I am not a native speaker... I have updated the patch for the option name, any other comments? > > Carl Eugen > _______________________________________________ > 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/ffmpeg.texi b/doc/ffmpeg.texi index 9cccc2337d..7e55f67898 100644 --- a/doc/ffmpeg.texi +++ b/doc/ffmpeg.texi @@ -668,6 +668,10 @@ Defines how many threads are used to process a filter pipeline. Each pipeline will produce a thread pool with this many threads available for parallel processing. The default is the number of available CPUs. +@item -filter_dumpgraph (@emph{global}) +Dump filter graph to stderr. It is off by default, the option is mostly useful +for debugging filter graph purposes + @item -pre[:@var{stream_specifier}] @var{preset_name} (@emph{output,per-stream}) Specify the preset for matching stream(s). diff --git a/fftools/ffmpeg.h b/fftools/ffmpeg.h index 7b6f802082..b3133e7e99 100644 --- a/fftools/ffmpeg.h +++ b/fftools/ffmpeg.h @@ -608,6 +608,7 @@ extern float max_error_rate; extern char *videotoolbox_pixfmt; extern int filter_nbthreads; +extern int filter_dumpgraph; extern int filter_complex_nbthreads; extern int vstats_version; diff --git a/fftools/ffmpeg_filter.c b/fftools/ffmpeg_filter.c index 72838de1e2..35ba3a38db 100644 --- a/fftools/ffmpeg_filter.c +++ b/fftools/ffmpeg_filter.c @@ -1109,6 +1109,13 @@ int configure_filtergraph(FilterGraph *fg) if ((ret = avfilter_graph_config(fg->graph, NULL)) < 0) goto fail; + if (filter_dumpgraph) { + char *dump = avfilter_graph_dump(fg->graph, NULL); + fputs(dump, stderr); + fflush(stderr); + av_free(dump); + } + /* limit the lists of allowed formats to the ones selected, to * make sure they stay the same if the filtergraph is reconfigured later */ for (i = 0; i < fg->nb_outputs; i++) { diff --git a/fftools/ffmpeg_opt.c b/fftools/ffmpeg_opt.c index 71063cc443..44eb890e86 100644 --- a/fftools/ffmpeg_opt.c +++ b/fftools/ffmpeg_opt.c @@ -110,6 +110,7 @@ int frame_bits_per_raw_sample = 0; float max_error_rate = 2.0/3; int filter_nbthreads = 0; int filter_complex_nbthreads = 0; +int filter_dumpgraph = 0; int vstats_version = 2; @@ -3523,6 +3524,8 @@ const OptionDef options[] = { "create a complex filtergraph", "graph_description" }, { "filter_complex_threads", HAS_ARG | OPT_INT, { &filter_complex_nbthreads }, "number of threads for -filter_complex" }, + { "filter_dumpgraph", OPT_BOOL, { &filter_dumpgraph }, + "dump filter graph to stderr" }, { "lavfi", HAS_ARG | OPT_EXPERT, { .func_arg = opt_filter_complex }, "create a complex filtergraph", "graph_description" }, { "filter_complex_script", HAS_ARG | OPT_EXPERT, { .func_arg = opt_filter_complex_script },