From e21f3983782a439060d9f200144c4e6fd7d62af0 Mon Sep 17 00:00:00 2001 From: Loren Merritt Date: Thu, 3 Mar 2005 06:57:17 +0000 Subject: [PATCH] vismb: display 4x4 partition boundaries in H.264 Originally committed as revision 3999 to svn://svn.ffmpeg.org/ffmpeg/trunk --- libavcodec/mpegvideo.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/libavcodec/mpegvideo.c b/libavcodec/mpegvideo.c index 61ddf427b1..89103aed94 100644 --- a/libavcodec/mpegvideo.c +++ b/libavcodec/mpegvideo.c @@ -1922,6 +1922,21 @@ v= (int)(128 + r*sin(theta*3.141592/180)); for(y=0; y<16; y++) pict->data[0][16*mb_x + 8 + (16*mb_y + y)*pict->linesize[0]]^= 0x80; } + if(IS_8X8(mb_type) && mv_sample_log2 >= 2){ + int dm= 1 << (mv_sample_log2-2); + for(i=0; i<4; i++){ + int sx= mb_x*16 + 8*(i&1); + int sy= mb_y*16 + 8*(i>>1); + int xy= (mb_x*2 + (i&1) + (mb_y*2 + (i>>1))*mv_stride) << (mv_sample_log2-1); + //FIXME bidir + int32_t *mv = (int32_t*)&pict->motion_val[0][xy]; + if(mv[0] != mv[dm] || mv[dm*mv_stride] != mv[dm*(mv_stride+1)]) + for(y=0; y<8; y++) + pict->data[0][sx + 4 + (sy + y)*pict->linesize[0]]^= 0x80; + if(mv[0] != mv[dm*mv_stride] || mv[dm] != mv[dm*(mv_stride+1)]) + *(uint64_t*)(pict->data[0] + sx + (sy + 4)*pict->linesize[0])^= 0x8080808080808080ULL; + } + } if(IS_INTERLACED(mb_type) && s->codec_id == CODEC_ID_H264){ // hmm