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Exit with error if MPV_common_init() is called with PIX_FMT_NONE.

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Give nice error message to fix codecs that call it this way.

Originally committed as revision 17452 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Ivan Kalvachev 2009-02-19 08:39:47 +00:00
parent e10252483e
commit 9cfc1b3a84
1 changed files with 5 additions and 0 deletions
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5
libavcodec/mpegvideo.c
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@ -402,6 +402,11 @@ int MPV_common_init(MpegEncContext *s)
s->mb_height = (s->height + 15) / 16;
if(s->avctx->pix_fmt == PIX_FMT_NONE){
av_log(s->avctx, AV_LOG_ERROR, "decoding to PIX_FMT_NONE is not supported.\n");
return -1;
}
if(s->avctx->thread_count > MAX_THREADS || (s->avctx->thread_count > s->mb_height && s->mb_height)){
av_log(s->avctx, AV_LOG_ERROR, "too many threads\n");
return -1;