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avpacket: reset dst side_data fields in av_packet_copy_props

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This effectively copies the side data elements from src instead of
potentially merging them with those already existing in dst.
This by extension also removes the only dependency on existing values
in the dst packet.

Reviewed-by: wm4 <nfxjfg@googlemail.com>
Signed-off-by: James Almer <jamrial@gmail.com>
This commit is contained in:
Yusuke Nakamura 2018-02-14 11:43:24 +09:00 committed by James Almer
parent 7c82e0f61e
commit 3b4026e151
1 changed files with 2 additions and 0 deletions
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2
libavcodec/avpacket.c
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@ -571,6 +571,8 @@ FF_ENABLE_DEPRECATION_WARNINGS
dst->flags = src->flags;
dst->stream_index = src->stream_index;
dst->side_data = NULL;
dst->side_data_elems = 0;
for (i = 0; i < src->side_data_elems; i++) {
enum AVPacketSideDataType type = src->side_data[i].type;
int size = src->side_data[i].size;