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check for frames with 2*size > max_dist and no crc

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Originally committed as revision 7076 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2006-11-14 22:24:10 +00:00
parent 8ba3e5d843
commit 2dbe0bd45f
1 changed files with 3 additions and 0 deletions
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libavformat/nutdec.c
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@ -687,6 +687,9 @@ static int decode_frame_header(NUTContext *nut, int *flags_ret, int64_t *pts, in
get_v(bc);
if(flags&FLAG_CHECKSUM){
get_be32(bc); //FIXME check this
}else if(size > 2*nut->max_distance){
av_log(s, AV_LOG_ERROR, "frame size > 2max_distance and no checksum\n");
return -1;
}
*flags_ret= flags;