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lavf: replace avio_seek(SEEK_CUR) with avio_skip where it makes sense

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Signed-off-by: Ronald S. Bultje <rsbultje@gmail.com>
This commit is contained in:
Anton Khirnov
2011-03-15 09:14:38 +01:00
committed by Ronald S. Bultje
parent cbf5d22d24
commit 45a8a02a41
76 changed files with 348 additions and 348 deletions
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10
libavformat/siff.c
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@ -103,7 +103,7 @@ static int siff_parse_vbv1(AVFormatContext *s, SIFFContext *c, AVIOContext *pb)
}
width = avio_rl16(pb);
height = avio_rl16(pb);
avio_seek(pb, 4, SEEK_CUR);
avio_skip(pb, 4);
c->frames = avio_rl16(pb);
if(!c->frames){
av_log(s, AV_LOG_ERROR, "File contains no frames ???\n");
@ -113,7 +113,7 @@ static int siff_parse_vbv1(AVFormatContext *s, SIFFContext *c, AVIOContext *pb)
c->rate = avio_rl16(pb);
c->block_align = c->rate * (c->bits >> 3);
avio_seek(pb, 16, SEEK_CUR); //zeroes
avio_skip(pb, 16); //zeroes
st = av_new_stream(s, 0);
if (!st)
@ -145,7 +145,7 @@ static int siff_parse_soun(AVFormatContext *s, SIFFContext *c, AVIOContext *pb)
av_log(s, AV_LOG_ERROR, "Header chunk size is incorrect\n");
return -1;
}
avio_seek(pb, 4, SEEK_CUR); //unknown value
avio_skip(pb, 4); //unknown value
c->rate = avio_rl16(pb);
c->bits = avio_rl16(pb);
c->block_align = c->rate * (c->bits >> 3);
@ -160,7 +160,7 @@ static int siff_read_header(AVFormatContext *s, AVFormatParameters *ap)
if (avio_rl32(pb) != TAG_SIFF)
return -1;
avio_seek(pb, 4, SEEK_CUR); //ignore size
avio_skip(pb, 4); //ignore size
tag = avio_rl32(pb);
if (tag != TAG_VBV1 && tag != TAG_SOUN){
@ -176,7 +176,7 @@ static int siff_read_header(AVFormatContext *s, AVFormatParameters *ap)
av_log(s, AV_LOG_ERROR, "'BODY' chunk is missing\n");
return -1;
}
avio_seek(pb, 4, SEEK_CUR); //ignore size
avio_skip(pb, 4); //ignore size
return 0;
}