From 76741b0e56bfbc74cfa32ff59e15cf420463569b Mon Sep 17 00:00:00 2001 From: Baptiste Coudurier Date: Tue, 16 Aug 2011 17:05:44 +0200 Subject: h264: 4:2:2 intra decoding support Signed-off-by: Diego Biurrun Signed-off-by: Ronald S. Bultje --- libavcodec/h264_loopfilter.c | 61 ++++++++++++++++++++++++++++++++++---------- 1 file changed, 48 insertions(+), 13 deletions(-) (limited to 'libavcodec/h264_loopfilter.c') diff --git a/libavcodec/h264_loopfilter.c b/libavcodec/h264_loopfilter.c index 377968fcd2..64b07e91f0 100644 --- a/libavcodec/h264_loopfilter.c +++ b/libavcodec/h264_loopfilter.c @@ -212,6 +212,7 @@ static void av_always_inline h264_filter_mb_fast_internal( H264Context *h, int m MpegEncContext * const s = &h->s; int chroma = !(CONFIG_GRAY && (s->flags&CODEC_FLAG_GRAY)); int chroma444 = CHROMA444; + int chroma422 = CHROMA422; int mb_xy = h->mb_xy; int left_type= h->left_type[LTOP]; @@ -289,6 +290,23 @@ static void av_always_inline h264_filter_mb_fast_internal( H264Context *h, int m filter_mb_edgeh( &img_cb[4*3*linesize], linesize, bS3, qpc, a, b, h, 0); filter_mb_edgeh( &img_cr[4*3*linesize], linesize, bS3, qpc, a, b, h, 0); } + }else if(chroma422){ + if(left_type){ + filter_mb_edgecv(&img_cb[2*0<s; int edge; int chroma_qp_avg[2]; + int chroma444 = CHROMA444; + int chroma422 = CHROMA422; const int mbm_xy = dir == 0 ? mb_xy -1 : h->top_mb_xy; const int mbm_type = dir == 0 ? h->left_type[LTOP] : h->top_type; @@ -564,8 +584,9 @@ static av_always_inline void filter_mb_dir(H264Context *h, int mb_x, int mb_y, u for( edge = 1; edge < edges; edge++ ) { DECLARE_ALIGNED(8, int16_t, bS)[4]; int qp; + const int deblock_edge = !IS_8x8DCT(mb_type & (edge<<24)); // (edge&1) && IS_8x8DCT(mb_type) - if( IS_8x8DCT(mb_type & (edge<<24)) ) // (edge&1) && IS_8x8DCT(mb_type) + if (!deblock_edge && (!chroma422 || dir == 0)) continue; if( IS_INTRA(mb_type)) { @@ -627,14 +648,23 @@ static av_always_inline void filter_mb_dir(H264Context *h, int mb_x, int mb_y, u } } } else { - filter_mb_edgeh( &img_y[4*edge*linesize], linesize, bS, qp, a, b, h, 0 ); - if (chroma) { - if (chroma444) { - filter_mb_edgeh ( &img_cb[4*edge*uvlinesize], uvlinesize, bS, h->chroma_qp[0], a, b, h, 0); - filter_mb_edgeh ( &img_cr[4*edge*uvlinesize], uvlinesize, bS, h->chroma_qp[1], a, b, h, 0); - } else if( (edge&1) == 0 ) { - filter_mb_edgech( &img_cb[2*edge*uvlinesize], uvlinesize, bS, h->chroma_qp[0], a, b, h, 0); - filter_mb_edgech( &img_cr[2*edge*uvlinesize], uvlinesize, bS, h->chroma_qp[1], a, b, h, 0); + if (chroma422) { + if (deblock_edge) + filter_mb_edgeh(&img_y[4*edge*linesize], linesize, bS, qp, a, b, h, 0); + if (chroma) { + filter_mb_edgech(&img_cb[4*edge*uvlinesize], uvlinesize, bS, h->chroma_qp[0], a, b, h, 0); + filter_mb_edgech(&img_cr[4*edge*uvlinesize], uvlinesize, bS, h->chroma_qp[1], a, b, h, 0); + } + } else { + filter_mb_edgeh(&img_y[4*edge*linesize], linesize, bS, qp, a, b, h, 0); + if (chroma) { + if (chroma444) { + filter_mb_edgeh (&img_cb[4*edge*uvlinesize], uvlinesize, bS, h->chroma_qp[0], a, b, h, 0); + filter_mb_edgeh (&img_cr[4*edge*uvlinesize], uvlinesize, bS, h->chroma_qp[1], a, b, h, 0); + } else if ((edge&1) == 0) { + filter_mb_edgech(&img_cb[2*edge*uvlinesize], uvlinesize, bS, h->chroma_qp[0], a, b, h, 0); + filter_mb_edgech(&img_cr[2*edge*uvlinesize], uvlinesize, bS, h->chroma_qp[1], a, b, h, 0); + } } } } @@ -726,6 +756,11 @@ void ff_h264_filter_mb( H264Context *h, int mb_x, int mb_y, uint8_t *img_y, uint filter_mb_mbaff_edgev ( h, img_cb + 8*uvlinesize, uvlinesize, bS+4, 1, bqp[1], a, b, 1 ); filter_mb_mbaff_edgev ( h, img_cr, uvlinesize, bS , 1, rqp[0], a, b, 1 ); filter_mb_mbaff_edgev ( h, img_cr + 8*uvlinesize, uvlinesize, bS+4, 1, rqp[1], a, b, 1 ); + } else if (CHROMA422) { + filter_mb_mbaff_edgecv(h, img_cb, uvlinesize, bS , 1, bqp[0], a, b, 1); + filter_mb_mbaff_edgecv(h, img_cb + 8*uvlinesize, uvlinesize, bS+4, 1, bqp[1], a, b, 1); + filter_mb_mbaff_edgecv(h, img_cr, uvlinesize, bS , 1, rqp[0], a, b, 1); + filter_mb_mbaff_edgecv(h, img_cr + 8*uvlinesize, uvlinesize, bS+4, 1, rqp[1], a, b, 1); }else{ filter_mb_mbaff_edgecv( h, img_cb, uvlinesize, bS , 1, bqp[0], a, b, 1 ); filter_mb_mbaff_edgecv( h, img_cb + 4*uvlinesize, uvlinesize, bS+4, 1, bqp[1], a, b, 1 ); @@ -754,9 +789,9 @@ void ff_h264_filter_mb( H264Context *h, int mb_x, int mb_y, uint8_t *img_y, uint #if CONFIG_SMALL for( dir = 0; dir < 2; dir++ ) - filter_mb_dir(h, mb_x, mb_y, img_y, img_cb, img_cr, linesize, uvlinesize, mb_xy, mb_type, mvy_limit, dir ? 0 : first_vertical_edge_done, a, b, chroma, CHROMA444, dir); + filter_mb_dir(h, mb_x, mb_y, img_y, img_cb, img_cr, linesize, uvlinesize, mb_xy, mb_type, mvy_limit, dir ? 0 : first_vertical_edge_done, a, b, chroma, dir); #else - filter_mb_dir(h, mb_x, mb_y, img_y, img_cb, img_cr, linesize, uvlinesize, mb_xy, mb_type, mvy_limit, first_vertical_edge_done, a, b, chroma, CHROMA444, 0); - filter_mb_dir(h, mb_x, mb_y, img_y, img_cb, img_cr, linesize, uvlinesize, mb_xy, mb_type, mvy_limit, 0, a, b, chroma, CHROMA444, 1); + filter_mb_dir(h, mb_x, mb_y, img_y, img_cb, img_cr, linesize, uvlinesize, mb_xy, mb_type, mvy_limit, first_vertical_edge_done, a, b, chroma, 0); + filter_mb_dir(h, mb_x, mb_y, img_y, img_cb, img_cr, linesize, uvlinesize, mb_xy, mb_type, mvy_limit, 0, a, b, chroma, 1); #endif } -- cgit v1.2.3