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broken avi / div by zero fix

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Originally committed as revision 3761 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer
2004-12-19 02:55:40 +00:00
parent 15bc38e57c
commit 55c7e4ad5d
1 changed files with 2 additions and 0 deletions
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2
libavformat/avidec.c
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@ -252,6 +252,8 @@ static int avi_read_header(AVFormatContext *s, AVFormatParameters *ap)
get_le32(pb); /* initial frame */ get_le32(pb); /* initial frame */
ast->scale = get_le32(pb); /* scale */ ast->scale = get_le32(pb); /* scale */
ast->rate = get_le32(pb); ast->rate = get_le32(pb);
if(!ast->rate)
ast->rate= 1; //wrong but better then 1/0
av_set_pts_info(st, 64, ast->scale, ast->rate); av_set_pts_info(st, 64, ast->scale, ast->rate);
ast->start= get_le32(pb); /* start */ ast->start= get_le32(pb); /* start */
length = get_le32(pb); /* length, in samples or bytes */ length = get_le32(pb); /* length, in samples or bytes */