On Wed, May 18, 2022 at 10:50:58PM +0800, "zhilizhao(赵志立)" wrote: > > > > On May 8, 2022, at 3:17 PM, lance.lmw...@gmail.com wrote: > > > > From: Limin Wang <lance.lmw...@gmail.com> > > > > Signed-off-by: Limin Wang <lance.lmw...@gmail.com> > > --- > > doc/filters.texi | 9 +++++++++ > > libavfilter/src_movie.c | 5 ++++- > > 2 files changed, 13 insertions(+), 1 deletion(-) > > > > diff --git a/doc/filters.texi b/doc/filters.texi > > index 367614d2f8..6775cf43ba 100644 > > --- a/doc/filters.texi > > +++ b/doc/filters.texi > > @@ -29652,6 +29652,15 @@ shows how to add protocol_whitelist and > > protocol_blacklist options: > > ffplay -f lavfi > > "movie=filename='1.sdp':format_opts='protocol_whitelist=file,rtp,udp\:protocol_blacklist=http'" > > @end example > > + > > +@item dec_opts > > +Specify decode options for the opened file. Format options can be specified > > +as a list of @var{key}=@var{value} pairs separated by ':'. The following > > example > > +shows how to add export_side_data options: > > Looks like ‘Format options’ is copy-paste error from format_opts.
Yes, will fix it, thanks. > > > +@example > > +./ffmpeg -y -f lavfi > > +-i "movie=./input.ts:dec_opts=export_side_data=scte20cc[out0+subcc]" > > out.srt > > +@end example > > @end table > > > > It allows overlaying a second video on top of the main input of > > diff --git a/libavfilter/src_movie.c b/libavfilter/src_movie.c > > index 711854c23c..c7dbd90aa9 100644 > > --- a/libavfilter/src_movie.c > > +++ b/libavfilter/src_movie.c > > @@ -70,6 +70,7 @@ typedef struct MovieContext { > > int64_t discontinuity_threshold; > > int64_t ts_offset; > > int dec_threads; > > + AVDictionary *dec_opts; > > > > AVFormatContext *format_ctx; > > > > @@ -96,6 +97,7 @@ static const AVOption movie_options[]= { > > { "discontinuity", "set discontinuity threshold", > > OFFSET(discontinuity_threshold), AV_OPT_TYPE_DURATION, {.i64 = 0}, 0, > > INT64_MAX, FLAGS }, > > { "dec_threads", "set the number of threads for decoding", > > OFFSET(dec_threads), AV_OPT_TYPE_INT, {.i64 = 0}, 0, INT_MAX, FLAGS }, > > { "format_opts", "set format options for the opened file", > > OFFSET(format_opts), AV_OPT_TYPE_DICT, {.str = NULL}, 0, 0, FLAGS}, > > + { "dec_opts", "set decode options for the opened file", > > OFFSET(dec_opts), AV_OPT_TYPE_DICT, {.str = NULL}, 0, 0, FLAGS}, > > { NULL }, > > }; > > > > @@ -158,6 +160,7 @@ static AVStream *find_stream(void *log, AVFormatContext > > *avf, const char *spec) > > > > static int open_stream(AVFilterContext *ctx, MovieStream *st, int > > dec_threads) > > { > > + MovieContext *movie = ctx->priv; > > const AVCodec *codec; > > int ret; > > > > @@ -179,7 +182,7 @@ static int open_stream(AVFilterContext *ctx, > > MovieStream *st, int dec_threads) > > dec_threads = ff_filter_get_nb_threads(ctx); > > st->codec_ctx->thread_count = dec_threads; > > > > - if ((ret = avcodec_open2(st->codec_ctx, codec, NULL)) < 0) { > > + if ((ret = avcodec_open2(st->codec_ctx, codec, &movie->dec_opts)) < 0) > > { > > av_log(ctx, AV_LOG_ERROR, "Failed to open codec\n"); > > return ret; > > } > > -- > > 2.35.1 > > > > _______________________________________________ > > ffmpeg-devel mailing list > > ffmpeg-devel@ffmpeg.org > > https://ffmpeg.org/mailman/listinfo/ffmpeg-devel > > > > To unsubscribe, visit link above, or email > > ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe". > -- Thanks, Limin Wang _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".