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Avoid img_segment_size == 0 in mtv demuxer. 

Fixes ticket #3011.
This commit is contained in:
Carl Eugen Hoyos 2013-09-29 20:09:56 +02:00
parent 5c7d86cbde
commit e34ba4723e
1 changed files with 2 additions and 2 deletions
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4
libavformat/mtv.c
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@ -105,8 +105,8 @@ static int mtv_read_header(AVFormatContext *s)
mtv->img_height=mtv->img_segment_size / (mtv->img_bpp>>3)
/ mtv->img_width;
}
if(!mtv->img_height || !mtv->img_width){
av_log(s, AV_LOG_ERROR, "width or height is invalid and I cannot calculate them from other information\n");
if(!mtv->img_height || !mtv->img_width || !mtv->img_segment_size){
av_log(s, AV_LOG_ERROR, "width or height or segment_size is invalid and I cannot calculate them from other information\n");
return AVERROR(EINVAL);
}