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avfilter/src_movie: add format_opts for the opened file

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Signed-off-by: Limin Wang <lance.lmwang@gmail.com>
This commit is contained in:
Limin Wang 2021-11-26 20:47:20 +08:00
parent 0d924d6e5a
commit 86a2123a6e
2 changed files with 12 additions and 1 deletions
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9
doc/filters.texi
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@ -28395,6 +28395,15 @@ 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 ':'. The following example
shows how to add protocol_whitelist and protocol_blacklist options:
@example
ffplay -f lavfi
"movie=filename='1.sdp':format_opts='protocol_whitelist=file,rtp,udp\:protocol_blacklist=http'"
@end example
@end table
It allows overlaying a second video on top of the main input of

4
libavfilter/src_movie.c
View File

@ -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 },
};
@ -243,7 +245,7 @@ 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) {
if ((ret = avformat_open_input(&movie->format_ctx, movie->file_name, iformat, &movie->format_opts)) < 0) {
av_log(ctx, AV_LOG_ERROR,
"Failed to avformat_open_input '%s'\n", movie->file_name);
return ret;