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skip run-in sequence during probe

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Originally committed as revision 5876 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Baptiste Coudurier 2006-08-01 00:32:47 +00:00
parent eb9ab5834c
commit ba32c8dfd9
1 changed files with 10 additions and 5 deletions
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15
libavformat/mxf.c
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@ -919,14 +919,19 @@ static int mxf_read_close(AVFormatContext *s)
}
static int mxf_probe(AVProbeData *p) {
/* KLV packet describing MXF header partition pack */
uint8_t *bufp = p->buf;
uint8_t *end = p->buf + p->buf_size;
if (p->buf_size < sizeof(mxf_header_partition_pack_key))
return 0;
if (IS_KLV_KEY(p->buf, mxf_header_partition_pack_key))
return AVPROBE_SCORE_MAX;
else
return 0;
/* Must skip Run-In Sequence and search for MXF header partition pack key SMPTE 377M 5.5 */
end -= sizeof(mxf_header_partition_pack_key);
for (; bufp < end; bufp++) {
if (IS_KLV_KEY(bufp, mxf_header_partition_pack_key))
return AVPROBE_SCORE_MAX;
}
return 0;
}