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avformat/matroskaenc: Use dedicated pointer for accesses 

Improves readability; also split overlong lines.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
This commit is contained in:
Andreas Rheinhardt 2023-08-08 12:34:14 +02:00
parent 1ed03b5757
commit cf20f18c41
1 changed files with 13 additions and 7 deletions
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20
libavformat/matroskaenc.c
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@ -3200,7 +3200,9 @@ after_cues:
if (mkv->track.bc) {
// write Tracks master
if (!IS_WEBM(mkv))
if (!IS_WEBM(mkv)) {
AVIOContext *track_bc = mkv->track.bc;
for (unsigned i = 0; i < s->nb_streams; i++) {
const mkv_track *track = &mkv->tracks[i];
@ -3210,16 +3212,20 @@ after_cues:
// We reserved a single byte to write this value.
av_assert0(track->max_blockaddid <= 0xFF);
avio_seek(mkv->track.bc, track->blockadditionmapping_offset, SEEK_SET);
avio_seek(track_bc, track->blockadditionmapping_offset, SEEK_SET);
put_ebml_uint(mkv->track.bc, MATROSKA_ID_TRACKMAXBLKADDID, track->max_blockaddid);
put_ebml_uint(track_bc, MATROSKA_ID_TRACKMAXBLKADDID,
track->max_blockaddid);
if (track->max_blockaddid == MATROSKA_BLOCK_ADD_ID_ITU_T_T35) {
ebml_master mapping_master = start_ebml_master(mkv->track.bc, MATROSKA_ID_TRACKBLKADDMAPPING, 8);
put_ebml_uint(mkv->track.bc, MATROSKA_ID_BLKADDIDTYPE, MATROSKA_BLOCK_ADD_ID_TYPE_ITU_T_T35);
put_ebml_uint(mkv->track.bc, MATROSKA_ID_BLKADDIDVALUE, MATROSKA_BLOCK_ADD_ID_ITU_T_T35);
end_ebml_master(mkv->track.bc, mapping_master);
ebml_master mapping_master = start_ebml_master(track_bc, MATROSKA_ID_TRACKBLKADDMAPPING, 8);
put_ebml_uint(track_bc, MATROSKA_ID_BLKADDIDTYPE,
MATROSKA_BLOCK_ADD_ID_TYPE_ITU_T_T35);
put_ebml_uint(track_bc, MATROSKA_ID_BLKADDIDVALUE,
MATROSKA_BLOCK_ADD_ID_ITU_T_T35);
end_ebml_master(track_bc, mapping_master);
}
}
}
avio_seek(pb, mkv->track.pos, SEEK_SET);
ret = end_ebml_master_crc32(pb, &mkv->track.bc, mkv,