avcodec/ituh263enc: Check den==0 in ff_h263_aspect_to_info()

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago · db0a52d611
parent 748ad112e2
commit db0a52d611
1 changed files with 1 additions and 1 deletions
--- a/libavcodec/ituh263enc.c
+++ b/libavcodec/ituh263enc.c
@ -88,7 +88,7 @@ static const uint8_t wrong_run[102] = {
 av_const int ff_h263_aspect_to_info(AVRational aspect){
    int i;
-    if(aspect.num==0) aspect= (AVRational){1,1};
+    if(aspect.num==0 || aspect.den==0) aspect= (AVRational){1,1};
    for(i=1; i<6; i++){
        if(av_cmp_q(ff_h263_pixel_aspect[i], aspect) == 0){