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avformat/cafdec: Avoid unnecessary avio_tell() calls

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Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
This commit is contained in:
Andreas Rheinhardt 2021-11-20 13:46:21 +01:00
parent 81be19b906
commit 7c2b9067d0
1 changed files with 2 additions and 2 deletions
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4
libavformat/cafdec.c
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@ -224,7 +224,7 @@ static int read_pakt_chunk(AVFormatContext *s, int64_t size)
av_log(s, AV_LOG_ERROR, "error reading packet table\n"); av_log(s, AV_LOG_ERROR, "error reading packet table\n");
return AVERROR_INVALIDDATA; return AVERROR_INVALIDDATA;
} }
avio_skip(pb, ccount + size - avio_tell(pb)); avio_seek(pb, ccount + size, SEEK_SET);
caf->num_bytes = pos; caf->num_bytes = pos;
return 0; return 0;
@ -331,7 +331,7 @@ static int read_header(AVFormatContext *s)
if (size > 0 && (pb->seekable & AVIO_SEEKABLE_NORMAL)) { if (size > 0 && (pb->seekable & AVIO_SEEKABLE_NORMAL)) {
if (pos > INT64_MAX - size) if (pos > INT64_MAX - size)
return AVERROR_INVALIDDATA; return AVERROR_INVALIDDATA;
avio_skip(pb, FFMAX(0, pos + size - avio_tell(pb))); avio_seek(pb, pos + size, SEEK_SET);
} }
} }