grayscale only decoding

Originally committed as revision 766 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2002-07-16 10:19:00 +00:00
parent 3cf33c37e7
commit 22b13d5b4c

View File

@ -2586,6 +2586,7 @@ static int svq1_decode_frame(AVCodecContext *avctx,
height = (s->height+15)&~15;
linesize= s->linesize;
} else {
if(s->flags&CODEC_FLAG_GRAY) break;
width = (s->width/4+15)&~15;
height = (s->height/4+15)&~15;
linesize= s->uvlinesize;
@ -2658,6 +2659,7 @@ static int svq1_decode_init(AVCodecContext *avctx)
avctx->mbskip_table= s->mbskip_table;
avctx->pix_fmt = PIX_FMT_YUV410P;
avctx->has_b_frames= s->has_b_frames=1; // not true, but DP frames and these behave like unidirectional b frames
s->flags= avctx->flags;
if (MPV_common_init(s) < 0) return -1;
return 0;
}