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qprd needs mbd=2

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Originally committed as revision 2517 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2003-11-13 23:22:06 +00:00
parent 4b813d5c5a
commit dd3e415e06
1 changed files with 5 additions and 0 deletions
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5
libavcodec/mpegvideo.c
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@ -700,6 +700,11 @@ int MPV_encode_init(AVCodecContext *avctx)
return -1;
}
if((s->flags & CODEC_FLAG_QP_RD) && s->avctx->mb_decision != FF_MB_DECISION_RD){
av_log(avctx, AV_LOG_ERROR, "QP RD needs mbd=2\n");
return -1;
}
if(s->codec_id==CODEC_ID_MJPEG){
s->intra_quant_bias= 1<<(QUANT_BIAS_SHIFT-1); //(a + x/2)/x
s->inter_quant_bias= 0;