Message ID | 20220928102101.37967-1-epirat07@gmail.com |
---|---|
State | Accepted |
Headers | show |
Series | [FFmpeg-devel] ffmpeg: Make find_stream_info behave like a normal per-file option | expand |
Context | Check | Description |
---|---|---|
andriy/make_x86 | success | Make finished |
andriy/make_fate_x86 | success | Make fate finished |
Quoting Marvin Scholz (2022-09-28 12:21:00) > Currently it would essentially change the find_stream_info setting for > the file it was specified for and all following files, which is unusual > and somewhat unexpected behaviour for a per-file option and not even > documented to behave like this. Well, it's not documented at all. > --- > fftools/ffmpeg.h | 1 + > fftools/ffmpeg_opt.c | 7 ++++--- > 2 files changed, 5 insertions(+), 3 deletions(-) > > diff --git a/fftools/ffmpeg.h b/fftools/ffmpeg.h > index ede0b2bd96..3389ce5edc 100644 > --- a/fftools/ffmpeg.h > +++ b/fftools/ffmpeg.h > @@ -126,6 +126,7 @@ typedef struct OptionsContext { > int accurate_seek; > int thread_queue_size; > int input_sync_ref; > + int find_stream_info; > > SpecifierOpt *ts_scale; > int nb_ts_scale; > diff --git a/fftools/ffmpeg_opt.c b/fftools/ffmpeg_opt.c > index 5febe319e4..df1c8df454 100644 > --- a/fftools/ffmpeg_opt.c > +++ b/fftools/ffmpeg_opt.c > @@ -190,7 +190,6 @@ static int input_stream_potentially_available = 0; > static int ignore_unknown_streams = 0; > static int copy_unknown_streams = 0; > static int recast_media = 0; > -static int find_stream_info = 1; > > static void uninit_options(OptionsContext *o) > { > @@ -240,6 +239,7 @@ static void init_options(OptionsContext *o) > o->accurate_seek = 1; > o->thread_queue_size = -1; > o->input_sync_ref = -1; > + o->find_stream_info = 1; > o->shortest_buf_duration = 10.f; > } > > @@ -1307,7 +1307,7 @@ static int open_input_file(OptionsContext *o, const char *filename) > for (i = 0; i < ic->nb_streams; i++) > choose_decoder(o, ic, ic->streams[i], HWACCEL_NONE, AV_HWDEVICE_TYPE_NONE); > > - if (find_stream_info) { > + if (o->find_stream_info) { > AVDictionary **opts = setup_find_stream_info_opts(ic, o->g->codec_opts); > int orig_nb_streams = ic->nb_streams; > > @@ -4000,7 +4000,8 @@ const OptionDef options[] = { > { "thread_queue_size", HAS_ARG | OPT_INT | OPT_OFFSET | OPT_EXPERT | OPT_INPUT | OPT_OUTPUT, > { .off = OFFSET(thread_queue_size) }, > "set the maximum number of queued packets from the demuxer" }, > - { "find_stream_info", OPT_BOOL | OPT_PERFILE | OPT_INPUT | OPT_EXPERT, { &find_stream_info }, > + { "find_stream_info", OPT_BOOL | OPT_PERFILE | OPT_INPUT | OPT_EXPERT | OPT_OFFSET, > + { .off = OFFSET(find_stream_info) }, You can drop OPT_PERFILE, since it's implied by OPT_OFFSET. Otherwise patch LGTM, I'll do the change myself and push if you don't object.
On 12 Oct 2022, at 19:39, Anton Khirnov wrote: > Quoting Marvin Scholz (2022-09-28 12:21:00) >> Currently it would essentially change the find_stream_info setting for >> the file it was specified for and all following files, which is unusual >> and somewhat unexpected behaviour for a per-file option and not even >> documented to behave like this. > > Well, it's not documented at all. > >> --- >> fftools/ffmpeg.h | 1 + >> fftools/ffmpeg_opt.c | 7 ++++--- >> 2 files changed, 5 insertions(+), 3 deletions(-) >> >> diff --git a/fftools/ffmpeg.h b/fftools/ffmpeg.h >> index ede0b2bd96..3389ce5edc 100644 >> --- a/fftools/ffmpeg.h >> +++ b/fftools/ffmpeg.h >> @@ -126,6 +126,7 @@ typedef struct OptionsContext { >> int accurate_seek; >> int thread_queue_size; >> int input_sync_ref; >> + int find_stream_info; >> >> SpecifierOpt *ts_scale; >> int nb_ts_scale; >> diff --git a/fftools/ffmpeg_opt.c b/fftools/ffmpeg_opt.c >> index 5febe319e4..df1c8df454 100644 >> --- a/fftools/ffmpeg_opt.c >> +++ b/fftools/ffmpeg_opt.c >> @@ -190,7 +190,6 @@ static int input_stream_potentially_available = 0; >> static int ignore_unknown_streams = 0; >> static int copy_unknown_streams = 0; >> static int recast_media = 0; >> -static int find_stream_info = 1; >> >> static void uninit_options(OptionsContext *o) >> { >> @@ -240,6 +239,7 @@ static void init_options(OptionsContext *o) >> o->accurate_seek = 1; >> o->thread_queue_size = -1; >> o->input_sync_ref = -1; >> + o->find_stream_info = 1; >> o->shortest_buf_duration = 10.f; >> } >> >> @@ -1307,7 +1307,7 @@ static int open_input_file(OptionsContext *o, const char *filename) >> for (i = 0; i < ic->nb_streams; i++) >> choose_decoder(o, ic, ic->streams[i], HWACCEL_NONE, AV_HWDEVICE_TYPE_NONE); >> >> - if (find_stream_info) { >> + if (o->find_stream_info) { >> AVDictionary **opts = setup_find_stream_info_opts(ic, o->g->codec_opts); >> int orig_nb_streams = ic->nb_streams; >> >> @@ -4000,7 +4000,8 @@ const OptionDef options[] = { >> { "thread_queue_size", HAS_ARG | OPT_INT | OPT_OFFSET | OPT_EXPERT | OPT_INPUT | OPT_OUTPUT, >> { .off = OFFSET(thread_queue_size) }, >> "set the maximum number of queued packets from the demuxer" }, >> - { "find_stream_info", OPT_BOOL | OPT_PERFILE | OPT_INPUT | OPT_EXPERT, { &find_stream_info }, >> + { "find_stream_info", OPT_BOOL | OPT_PERFILE | OPT_INPUT | OPT_EXPERT | OPT_OFFSET, >> + { .off = OFFSET(find_stream_info) }, > > You can drop OPT_PERFILE, since it's implied by OPT_OFFSET. > > Otherwise patch LGTM, I'll do the change myself and push if you don't > object. > Thanks for the review, feel free to do the change yourself. > -- > Anton Khirnov
diff --git a/fftools/ffmpeg.h b/fftools/ffmpeg.h index ede0b2bd96..3389ce5edc 100644 --- a/fftools/ffmpeg.h +++ b/fftools/ffmpeg.h @@ -126,6 +126,7 @@ typedef struct OptionsContext { int accurate_seek; int thread_queue_size; int input_sync_ref; + int find_stream_info; SpecifierOpt *ts_scale; int nb_ts_scale; diff --git a/fftools/ffmpeg_opt.c b/fftools/ffmpeg_opt.c index 5febe319e4..df1c8df454 100644 --- a/fftools/ffmpeg_opt.c +++ b/fftools/ffmpeg_opt.c @@ -190,7 +190,6 @@ static int input_stream_potentially_available = 0; static int ignore_unknown_streams = 0; static int copy_unknown_streams = 0; static int recast_media = 0; -static int find_stream_info = 1; static void uninit_options(OptionsContext *o) { @@ -240,6 +239,7 @@ static void init_options(OptionsContext *o) o->accurate_seek = 1; o->thread_queue_size = -1; o->input_sync_ref = -1; + o->find_stream_info = 1; o->shortest_buf_duration = 10.f; } @@ -1307,7 +1307,7 @@ static int open_input_file(OptionsContext *o, const char *filename) for (i = 0; i < ic->nb_streams; i++) choose_decoder(o, ic, ic->streams[i], HWACCEL_NONE, AV_HWDEVICE_TYPE_NONE); - if (find_stream_info) { + if (o->find_stream_info) { AVDictionary **opts = setup_find_stream_info_opts(ic, o->g->codec_opts); int orig_nb_streams = ic->nb_streams; @@ -4000,7 +4000,8 @@ const OptionDef options[] = { { "thread_queue_size", HAS_ARG | OPT_INT | OPT_OFFSET | OPT_EXPERT | OPT_INPUT | OPT_OUTPUT, { .off = OFFSET(thread_queue_size) }, "set the maximum number of queued packets from the demuxer" }, - { "find_stream_info", OPT_BOOL | OPT_PERFILE | OPT_INPUT | OPT_EXPERT, { &find_stream_info }, + { "find_stream_info", OPT_BOOL | OPT_PERFILE | OPT_INPUT | OPT_EXPERT | OPT_OFFSET, + { .off = OFFSET(find_stream_info) }, "read and decode the streams to fill missing information with heuristics" }, { "bits_per_raw_sample", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_SPEC | OPT_OUTPUT, { .off = OFFSET(bits_per_raw_sample) },