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fix segfault with http://sam.zoy.org/zzuf/lol-ffplay.mpg and http://sam.zoy.org/zzuf/lol-ffplay.m2v
Originally committed as revision 7538 to svn://svn.ffmpeg.org/ffmpeg/trunk
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@ -3178,6 +3178,10 @@ static int mpeg_decode_frame(AVCodecContext *avctx,
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if(mpeg_field_start(s2) < 0)
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return -1;
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}
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if(!s2->current_picture_ptr){
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av_log(avctx, AV_LOG_ERROR, "current_picture not initalized\n");
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return -1;
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}
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if(avctx->thread_count > 1){
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int threshold= (s2->mb_height*s->slice_count + avctx->thread_count/2) / avctx->thread_count;
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