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avformat/utils: Move ff_stream_side_data_copy to avformat.c

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Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
This commit is contained in:
Andreas Rheinhardt
2022-05-07 09:17:33 +02:00
parent 60fa58b835
commit 6aca6146d9
2 changed files with 30 additions and 30 deletions
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30
libavformat/avformat.c
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@ -204,6 +204,36 @@ uint8_t *av_stream_new_side_data(AVStream *st, enum AVPacketSideDataType type,
return data;
}
int ff_stream_side_data_copy(AVStream *dst, const AVStream *src)
{
/* Free existing side data*/
for (int i = 0; i < dst->nb_side_data; i++)
av_free(dst->side_data[i].data);
av_freep(&dst->side_data);
dst->nb_side_data = 0;
/* Copy side data if present */
if (src->nb_side_data) {
dst->side_data = av_calloc(src->nb_side_data,
sizeof(*dst->side_data));
if (!dst->side_data)
return AVERROR(ENOMEM);
dst->nb_side_data = src->nb_side_data;
for (int i = 0; i < src->nb_side_data; i++) {
uint8_t *data = av_memdup(src->side_data[i].data,
src->side_data[i].size);
if (!data)
return AVERROR(ENOMEM);
dst->side_data[i].type = src->side_data[i].type;
dst->side_data[i].size = src->side_data[i].size;
dst->side_data[i].data = data;
}
}
return 0;
}
AVProgram *av_new_program(AVFormatContext *ac, int id)
{
AVProgram *program = NULL;