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avformat/matroskaenc: Use proper AVIOContext 

These two AVIOContexts currently coincide, but this is not
guaranteed to remain so (in fact, I have plans to write each
TrackEntry into its own AVIOContext).

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
This commit is contained in:
Andreas Rheinhardt 2023-08-08 11:20:17 +02:00
parent f49515b082
commit 1ed03b5757
1 changed files with 1 additions and 1 deletions
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libavformat/matroskaenc.c
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@ -1679,7 +1679,7 @@ static void mkv_write_blockadditionmapping(AVFormatContext *s, MatroskaMuxContex
// We can't know at this point if there will be a block with BlockAdditions, so
// we either write the default value here, or a void element. Either of them will
// be overwritten when finishing the track.
put_ebml_uint(mkv->track.bc, MATROSKA_ID_TRACKMAXBLKADDID, 0);
put_ebml_uint(pb, MATROSKA_ID_TRACKMAXBLKADDID, 0);
// Similarly, reserve space for an eventual HDR10+ ITU T.35 metadata BlockAdditionMapping.
put_ebml_void(pb, 3 /* BlockAdditionMapping */
+ 4 /* BlockAddIDValue */