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* prevent crash in decoder

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Originally committed as revision 179 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Zdenek Kabelac 2001-10-23 19:02:55 +00:00
parent 9736722ad7
commit 525782f33f
1 changed files with 1 additions and 1 deletions
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2
libavcodec/msmpeg4.c
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@ -664,7 +664,7 @@ int msmpeg4_decode_mb(MpegEncContext *s,
/* special slice handling */
if (s->mb_x == 0) {
if ((s->mb_y % s->slice_height) == 0) {
if (s->slice_height && (s->mb_y % s->slice_height) == 0) {
int wrap;
/* reset DC pred (set previous line to 1024) */
wrap = 2 * s->mb_width + 2;