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mpegvideo: Drop a faulty assert 

That check is easily reachable by faulty input.

CC:libav-stable@libav.org
Reported-by: Torsten Sadowski <tsadowski@gmx.net>
This commit is contained in:
Luca Barbato 2013-10-22 19:17:10 +02:00
parent f6633c55a3
commit 72072bf9de
1 changed files with 6 additions and 2 deletions
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8
libavcodec/mpegvideo.c
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@ -1633,8 +1633,12 @@ int ff_MPV_frame_start(MpegEncContext *s, AVCodecContext *avctx)
return ret;
}
assert(s->pict_type == AV_PICTURE_TYPE_I || (s->last_picture_ptr &&
s->last_picture_ptr->f.data[0]));
if (s->pict_type != AV_PICTURE_TYPE_I &&
!(s->last_picture_ptr && s->last_picture_ptr->f.data[0])) {
av_log(s, AV_LOG_ERROR,
"Non-reference picture received and no reference available\n");
return AVERROR_INVALIDDATA;
}
if (s->picture_structure!= PICT_FRAME) {
int i;