Message ID | 1637592434-16132-1-git-send-email-lance.lmwang@gmail.com |
---|---|
State | New |
Headers | show |
Series | [FFmpeg-devel,1/2] avfilter/src_movie: add format_opts for the opened file | expand |
Context | Check | Description |
---|---|---|
andriy/make_x86 | success | Make finished |
andriy/make_fate_x86 | success | Make fate finished |
andriy/make_ppc | success | Make finished |
andriy/make_fate_ppc | success | Make fate finished |
lance.lmwang@gmail.com: > From: Limin Wang <lance.lmwang@gmail.com> > > Signed-off-by: Limin Wang <lance.lmwang@gmail.com> > --- > doc/filters.texi | 5 +++++ > libavfilter/src_movie.c | 8 +++++++- > 2 files changed, 12 insertions(+), 1 deletion(-) > > diff --git a/doc/filters.texi b/doc/filters.texi > index c3ccaf9..6c35788 100644 > --- a/doc/filters.texi > +++ b/doc/filters.texi > @@ -28386,6 +28386,11 @@ timestamps. > > @item dec_threads > Specifies the number of threads for decoding > + > +@item format_opts > +Specify format options for the opened file. Format options can be specified > +as a list of @var{key}=@var{value} pairs separated by ':'. For example, > +some protocol you need to add protocol_whitelist for the opened file. > @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 220a43c..5e52015 100644 > --- a/libavfilter/src_movie.c > +++ b/libavfilter/src_movie.c > @@ -74,6 +74,7 @@ typedef struct MovieContext { > int max_stream_index; /**< max stream # actually used for output */ > MovieStream *st; /**< array of all streams, one per output */ > int *out_index; /**< stream number -> output number map, or -1 */ > + AVDictionary *format_opts; > } MovieContext; > > #define OFFSET(x) offsetof(MovieContext, x) > @@ -92,6 +93,7 @@ static const AVOption movie_options[]= { > { "loop", "set loop count", OFFSET(loop_count), AV_OPT_TYPE_INT, {.i64 = 1}, 0, INT_MAX, FLAGS }, > { "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}, > { NULL }, > }; > > @@ -214,6 +216,7 @@ static av_cold int movie_common_init(AVFilterContext *ctx) > int nb_streams = 1, ret, i; > char default_streams[16], *stream_specs, *spec, *cursor; > AVStream *st; > + AVDictionary *options = NULL; > > if (!movie->file_name) { > av_log(ctx, AV_LOG_ERROR, "No filename provided!\n"); > @@ -243,11 +246,14 @@ static av_cold int movie_common_init(AVFilterContext *ctx) > iformat = movie->format_name ? av_find_input_format(movie->format_name) : NULL; > > movie->format_ctx = NULL; > - if ((ret = avformat_open_input(&movie->format_ctx, movie->file_name, iformat, NULL)) < 0) { > + av_dict_copy(&options, movie->format_opts, 0); Why are you copying the options instead of just using them? > + if ((ret = avformat_open_input(&movie->format_ctx, movie->file_name, iformat, &options)) < 0) { > av_log(ctx, AV_LOG_ERROR, > "Failed to avformat_open_input '%s'\n", movie->file_name); Your copy of options leaks here; it would not leak if there were no copy. > return ret; > } > + av_dict_free(&options); > + > if ((ret = avformat_find_stream_info(movie->format_ctx, NULL)) < 0) > av_log(ctx, AV_LOG_WARNING, "Failed to find stream info\n"); > >
On Fri, Nov 26, 2021 at 07:36:33AM +0100, Andreas Rheinhardt wrote: > lance.lmwang@gmail.com: > > From: Limin Wang <lance.lmwang@gmail.com> > > > > Signed-off-by: Limin Wang <lance.lmwang@gmail.com> > > --- > > doc/filters.texi | 5 +++++ > > libavfilter/src_movie.c | 8 +++++++- > > 2 files changed, 12 insertions(+), 1 deletion(-) > > > > diff --git a/doc/filters.texi b/doc/filters.texi > > index c3ccaf9..6c35788 100644 > > --- a/doc/filters.texi > > +++ b/doc/filters.texi > > @@ -28386,6 +28386,11 @@ timestamps. > > > > @item dec_threads > > Specifies the number of threads for decoding > > + > > +@item format_opts > > +Specify format options for the opened file. Format options can be specified > > +as a list of @var{key}=@var{value} pairs separated by ':'. For example, > > +some protocol you need to add protocol_whitelist for the opened file. > > @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 220a43c..5e52015 100644 > > --- a/libavfilter/src_movie.c > > +++ b/libavfilter/src_movie.c > > @@ -74,6 +74,7 @@ typedef struct MovieContext { > > int max_stream_index; /**< max stream # actually used for output */ > > MovieStream *st; /**< array of all streams, one per output */ > > int *out_index; /**< stream number -> output number map, or -1 */ > > + AVDictionary *format_opts; > > } MovieContext; > > > > #define OFFSET(x) offsetof(MovieContext, x) > > @@ -92,6 +93,7 @@ static const AVOption movie_options[]= { > > { "loop", "set loop count", OFFSET(loop_count), AV_OPT_TYPE_INT, {.i64 = 1}, 0, INT_MAX, FLAGS }, > > { "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}, > > { NULL }, > > }; > > > > @@ -214,6 +216,7 @@ static av_cold int movie_common_init(AVFilterContext *ctx) > > int nb_streams = 1, ret, i; > > char default_streams[16], *stream_specs, *spec, *cursor; > > AVStream *st; > > + AVDictionary *options = NULL; > > > > if (!movie->file_name) { > > av_log(ctx, AV_LOG_ERROR, "No filename provided!\n"); > > @@ -243,11 +246,14 @@ static av_cold int movie_common_init(AVFilterContext *ctx) > > iformat = movie->format_name ? av_find_input_format(movie->format_name) : NULL; > > > > movie->format_ctx = NULL; > > - if ((ret = avformat_open_input(&movie->format_ctx, movie->file_name, iformat, NULL)) < 0) { > > + av_dict_copy(&options, movie->format_opts, 0); > > Why are you copying the options instead of just using them? yes, it's better to use it directly, maybe I'm afraid of format_opts may be changed by avformat_open_input when add it. Will update the patch. > > > + if ((ret = avformat_open_input(&movie->format_ctx, movie->file_name, iformat, &options)) < 0) { > > av_log(ctx, AV_LOG_ERROR, > > "Failed to avformat_open_input '%s'\n", movie->file_name); > > Your copy of options leaks here; it would not leak if there were no copy. > > > return ret; > > } > > + av_dict_free(&options); > > + > > if ((ret = avformat_find_stream_info(movie->format_ctx, NULL)) < 0) > > av_log(ctx, AV_LOG_WARNING, "Failed to find stream info\n"); > > > > > > _______________________________________________ > 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/filters.texi b/doc/filters.texi index c3ccaf9..6c35788 100644 --- a/doc/filters.texi +++ b/doc/filters.texi @@ -28386,6 +28386,11 @@ timestamps. @item dec_threads Specifies the number of threads for decoding + +@item format_opts +Specify format options for the opened file. Format options can be specified +as a list of @var{key}=@var{value} pairs separated by ':'. For example, +some protocol you need to add protocol_whitelist for the opened file. @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 220a43c..5e52015 100644 --- a/libavfilter/src_movie.c +++ b/libavfilter/src_movie.c @@ -74,6 +74,7 @@ typedef struct MovieContext { int max_stream_index; /**< max stream # actually used for output */ MovieStream *st; /**< array of all streams, one per output */ int *out_index; /**< stream number -> output number map, or -1 */ + AVDictionary *format_opts; } MovieContext; #define OFFSET(x) offsetof(MovieContext, x) @@ -92,6 +93,7 @@ static const AVOption movie_options[]= { { "loop", "set loop count", OFFSET(loop_count), AV_OPT_TYPE_INT, {.i64 = 1}, 0, INT_MAX, FLAGS }, { "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}, { NULL }, }; @@ -214,6 +216,7 @@ static av_cold int movie_common_init(AVFilterContext *ctx) int nb_streams = 1, ret, i; char default_streams[16], *stream_specs, *spec, *cursor; AVStream *st; + AVDictionary *options = NULL; if (!movie->file_name) { av_log(ctx, AV_LOG_ERROR, "No filename provided!\n"); @@ -243,11 +246,14 @@ static av_cold int movie_common_init(AVFilterContext *ctx) iformat = movie->format_name ? av_find_input_format(movie->format_name) : NULL; movie->format_ctx = NULL; - if ((ret = avformat_open_input(&movie->format_ctx, movie->file_name, iformat, NULL)) < 0) { + av_dict_copy(&options, movie->format_opts, 0); + if ((ret = avformat_open_input(&movie->format_ctx, movie->file_name, iformat, &options)) < 0) { av_log(ctx, AV_LOG_ERROR, "Failed to avformat_open_input '%s'\n", movie->file_name); return ret; } + av_dict_free(&options); + if ((ret = avformat_find_stream_info(movie->format_ctx, NULL)) < 0) av_log(ctx, AV_LOG_WARNING, "Failed to find stream info\n");