diff --git a/libavcodec/Makefile b/libavcodec/Makefile index afeeb14da2..bb009048a8 100644 --- a/libavcodec/Makefile +++ b/libavcodec/Makefile @@ -131,7 +131,7 @@ OBJS-$(CONFIG_H263_VAAPI_HWACCEL) += vaapi_mpeg4.o OBJS-$(CONFIG_H263_ENCODER) += mpegvideo_enc.o mpeg4video.o mpeg4videoenc.o motion_est.o \ ratecontrol.o h263.o ituh263enc.o flvenc.o mpeg12data.o \ mpegvideo.o error_resilience.o -OBJS-$(CONFIG_H264_DECODER) += h264.o h264idct.o h264pred.o cabac.o \ +OBJS-$(CONFIG_H264_DECODER) += h264.o h264idct.o h264pred.o h264_loopfilter.o cabac.o \ mpegvideo.o error_resilience.o OBJS-$(CONFIG_H264_ENCODER) += h264enc.o h264dspenc.o OBJS-$(CONFIG_H264_VAAPI_HWACCEL) += vaapi_h264.o @@ -281,7 +281,7 @@ OBJS-$(CONFIG_SVQ1_DECODER) += svq1dec.o svq1.o h263.o \ OBJS-$(CONFIG_SVQ1_ENCODER) += svq1enc.o svq1.o \ motion_est.o h263.o \ mpegvideo.o error_resilience.o -OBJS-$(CONFIG_SVQ3_DECODER) += h264.o svq3.o h264idct.o h264pred.o \ +OBJS-$(CONFIG_SVQ3_DECODER) += h264.o svq3.o h264idct.o h264pred.o h264_loopfilter.o \ cabac.o \ mpegvideo.o error_resilience.o \ svq1dec.o svq1.o h263.o diff --git a/libavcodec/h264.c b/libavcodec/h264.c index 47346337b0..9dfd912c59 100644 --- a/libavcodec/h264.c +++ b/libavcodec/h264.c @@ -77,8 +77,6 @@ static const int run7_vlc_table_size = 96; static void svq3_luma_dc_dequant_idct_c(DCTELEM *block, int qp); static void svq3_add_idct_c(uint8_t *dst, DCTELEM *block, int stride, int qp, int dc); -static void filter_mb( H264Context *h, int mb_x, int mb_y, uint8_t *img_y, uint8_t *img_cb, uint8_t *img_cr, unsigned int linesize, unsigned int uvlinesize); -static void filter_mb_fast( H264Context *h, int mb_x, int mb_y, uint8_t *img_y, uint8_t *img_cb, uint8_t *img_cr, unsigned int linesize, unsigned int uvlinesize); static Picture * remove_long(H264Context *h, int i, int ref_mask); static const uint8_t rem6[52]={ @@ -1432,13 +1430,6 @@ static void chroma_dc_dct_c(DCTELEM *block){ } #endif -/** - * gets the chroma qp. - */ -static inline int get_chroma_qp(H264Context *h, int t, int qscale){ - return h->pps.chroma_qp_table[t][qscale]; -} - static inline void mc_dir_part(H264Context *h, Picture *pic, int n, int square, int chroma_height, int delta, int list, uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr, int src_x_offset, int src_y_offset, @@ -2501,9 +2492,9 @@ static av_always_inline void hl_decode_mb_internal(H264Context *h, int simple){ h->chroma_qp[0] = get_chroma_qp(h, 0, s->current_picture.qscale_table[mb_xy]); h->chroma_qp[1] = get_chroma_qp(h, 1, s->current_picture.qscale_table[mb_xy]); if (!simple && FRAME_MBAFF) { - filter_mb (h, mb_x, mb_y, dest_y, dest_cb, dest_cr, linesize, uvlinesize); + ff_h264_filter_mb (h, mb_x, mb_y, dest_y, dest_cb, dest_cr, linesize, uvlinesize); } else { - filter_mb_fast(h, mb_x, mb_y, dest_y, dest_cb, dest_cr, linesize, uvlinesize); + ff_h264_filter_mb_fast(h, mb_x, mb_y, dest_y, dest_cb, dest_cr, linesize, uvlinesize); } } } @@ -5861,674 +5852,6 @@ decode_intra_mb: return 0; } - -static void filter_mb_edgev( H264Context *h, uint8_t *pix, int stride, int16_t bS[4], int qp ) { - const int index_a = qp + h->slice_alpha_c0_offset; - const int alpha = (alpha_table+52)[index_a]; - const int beta = (beta_table+52)[qp + h->slice_beta_offset]; - if (alpha ==0 || beta == 0) return; - - if( bS[0] < 4 ) { - int8_t tc[4]; - tc[0] = (tc0_table+52)[index_a][bS[0]]; - tc[1] = (tc0_table+52)[index_a][bS[1]]; - tc[2] = (tc0_table+52)[index_a][bS[2]]; - tc[3] = (tc0_table+52)[index_a][bS[3]]; - h->s.dsp.h264_h_loop_filter_luma(pix, stride, alpha, beta, tc); - } else { - h->s.dsp.h264_h_loop_filter_luma_intra(pix, stride, alpha, beta); - } -} -static void filter_mb_edgecv( H264Context *h, uint8_t *pix, int stride, int16_t bS[4], int qp ) { - const int index_a = qp + h->slice_alpha_c0_offset; - const int alpha = (alpha_table+52)[index_a]; - const int beta = (beta_table+52)[qp + h->slice_beta_offset]; - if (alpha ==0 || beta == 0) return; - - if( bS[0] < 4 ) { - int8_t tc[4]; - tc[0] = (tc0_table+52)[index_a][bS[0]]+1; - tc[1] = (tc0_table+52)[index_a][bS[1]]+1; - tc[2] = (tc0_table+52)[index_a][bS[2]]+1; - tc[3] = (tc0_table+52)[index_a][bS[3]]+1; - h->s.dsp.h264_h_loop_filter_chroma(pix, stride, alpha, beta, tc); - } else { - h->s.dsp.h264_h_loop_filter_chroma_intra(pix, stride, alpha, beta); - } -} - -static void filter_mb_mbaff_edgev( H264Context *h, uint8_t *pix, int stride, int16_t bS[8], int qp[2] ) { - int i; - for( i = 0; i < 16; i++, pix += stride) { - int index_a; - int alpha; - int beta; - - int qp_index; - int bS_index = (i >> 1); - if (!MB_FIELD) { - bS_index &= ~1; - bS_index |= (i & 1); - } - - if( bS[bS_index] == 0 ) { - continue; - } - - qp_index = MB_FIELD ? (i >> 3) : (i & 1); - index_a = qp[qp_index] + h->slice_alpha_c0_offset; - alpha = (alpha_table+52)[index_a]; - beta = (beta_table+52)[qp[qp_index] + h->slice_beta_offset]; - - if( bS[bS_index] < 4 ) { - const int tc0 = (tc0_table+52)[index_a][bS[bS_index]]; - const int p0 = pix[-1]; - const int p1 = pix[-2]; - const int p2 = pix[-3]; - const int q0 = pix[0]; - const int q1 = pix[1]; - const int q2 = pix[2]; - - if( FFABS( p0 - q0 ) < alpha && - FFABS( p1 - p0 ) < beta && - FFABS( q1 - q0 ) < beta ) { - int tc = tc0; - int i_delta; - - if( FFABS( p2 - p0 ) < beta ) { - pix[-2] = p1 + av_clip( ( p2 + ( ( p0 + q0 + 1 ) >> 1 ) - ( p1 << 1 ) ) >> 1, -tc0, tc0 ); - tc++; - } - if( FFABS( q2 - q0 ) < beta ) { - pix[1] = q1 + av_clip( ( q2 + ( ( p0 + q0 + 1 ) >> 1 ) - ( q1 << 1 ) ) >> 1, -tc0, tc0 ); - tc++; - } - - i_delta = av_clip( (((q0 - p0 ) << 2) + (p1 - q1) + 4) >> 3, -tc, tc ); - pix[-1] = av_clip_uint8( p0 + i_delta ); /* p0' */ - pix[0] = av_clip_uint8( q0 - i_delta ); /* q0' */ - tprintf(h->s.avctx, "filter_mb_mbaff_edgev i:%d, qp:%d, indexA:%d, alpha:%d, beta:%d, tc:%d\n# bS:%d -> [%02x, %02x, %02x, %02x, %02x, %02x] =>[%02x, %02x, %02x, %02x]\n", i, qp[qp_index], index_a, alpha, beta, tc, bS[bS_index], pix[-3], p1, p0, q0, q1, pix[2], p1, pix[-1], pix[0], q1); - } - }else{ - const int p0 = pix[-1]; - const int p1 = pix[-2]; - const int p2 = pix[-3]; - - const int q0 = pix[0]; - const int q1 = pix[1]; - const int q2 = pix[2]; - - if( FFABS( p0 - q0 ) < alpha && - FFABS( p1 - p0 ) < beta && - FFABS( q1 - q0 ) < beta ) { - - if(FFABS( p0 - q0 ) < (( alpha >> 2 ) + 2 )){ - if( FFABS( p2 - p0 ) < beta) - { - const int p3 = pix[-4]; - /* p0', p1', p2' */ - pix[-1] = ( p2 + 2*p1 + 2*p0 + 2*q0 + q1 + 4 ) >> 3; - pix[-2] = ( p2 + p1 + p0 + q0 + 2 ) >> 2; - pix[-3] = ( 2*p3 + 3*p2 + p1 + p0 + q0 + 4 ) >> 3; - } else { - /* p0' */ - pix[-1] = ( 2*p1 + p0 + q1 + 2 ) >> 2; - } - if( FFABS( q2 - q0 ) < beta) - { - const int q3 = pix[3]; - /* q0', q1', q2' */ - pix[0] = ( p1 + 2*p0 + 2*q0 + 2*q1 + q2 + 4 ) >> 3; - pix[1] = ( p0 + q0 + q1 + q2 + 2 ) >> 2; - pix[2] = ( 2*q3 + 3*q2 + q1 + q0 + p0 + 4 ) >> 3; - } else { - /* q0' */ - pix[0] = ( 2*q1 + q0 + p1 + 2 ) >> 2; - } - }else{ - /* p0', q0' */ - pix[-1] = ( 2*p1 + p0 + q1 + 2 ) >> 2; - pix[ 0] = ( 2*q1 + q0 + p1 + 2 ) >> 2; - } - tprintf(h->s.avctx, "filter_mb_mbaff_edgev i:%d, qp:%d, indexA:%d, alpha:%d, beta:%d\n# bS:4 -> [%02x, %02x, %02x, %02x, %02x, %02x] =>[%02x, %02x, %02x, %02x, %02x, %02x]\n", i, qp[qp_index], index_a, alpha, beta, p2, p1, p0, q0, q1, q2, pix[-3], pix[-2], pix[-1], pix[0], pix[1], pix[2]); - } - } - } -} -static void filter_mb_mbaff_edgecv( H264Context *h, uint8_t *pix, int stride, int16_t bS[8], int qp[2] ) { - int i; - for( i = 0; i < 8; i++, pix += stride) { - int index_a; - int alpha; - int beta; - - int qp_index; - int bS_index = i; - - if( bS[bS_index] == 0 ) { - continue; - } - - qp_index = MB_FIELD ? (i >> 2) : (i & 1); - index_a = qp[qp_index] + h->slice_alpha_c0_offset; - alpha = (alpha_table+52)[index_a]; - beta = (beta_table+52)[qp[qp_index] + h->slice_beta_offset]; - - if( bS[bS_index] < 4 ) { - const int tc = (tc0_table+52)[index_a][bS[bS_index]] + 1; - const int p0 = pix[-1]; - const int p1 = pix[-2]; - const int q0 = pix[0]; - const int q1 = pix[1]; - - if( FFABS( p0 - q0 ) < alpha && - FFABS( p1 - p0 ) < beta && - FFABS( q1 - q0 ) < beta ) { - const int i_delta = av_clip( (((q0 - p0 ) << 2) + (p1 - q1) + 4) >> 3, -tc, tc ); - - pix[-1] = av_clip_uint8( p0 + i_delta ); /* p0' */ - pix[0] = av_clip_uint8( q0 - i_delta ); /* q0' */ - tprintf(h->s.avctx, "filter_mb_mbaff_edgecv i:%d, qp:%d, indexA:%d, alpha:%d, beta:%d, tc:%d\n# bS:%d -> [%02x, %02x, %02x, %02x, %02x, %02x] =>[%02x, %02x, %02x, %02x]\n", i, qp[qp_index], index_a, alpha, beta, tc, bS[bS_index], pix[-3], p1, p0, q0, q1, pix[2], p1, pix[-1], pix[0], q1); - } - }else{ - const int p0 = pix[-1]; - const int p1 = pix[-2]; - const int q0 = pix[0]; - const int q1 = pix[1]; - - if( FFABS( p0 - q0 ) < alpha && - FFABS( p1 - p0 ) < beta && - FFABS( q1 - q0 ) < beta ) { - - pix[-1] = ( 2*p1 + p0 + q1 + 2 ) >> 2; /* p0' */ - pix[0] = ( 2*q1 + q0 + p1 + 2 ) >> 2; /* q0' */ - tprintf(h->s.avctx, "filter_mb_mbaff_edgecv i:%d\n# bS:4 -> [%02x, %02x, %02x, %02x, %02x, %02x] =>[%02x, %02x, %02x, %02x, %02x, %02x]\n", i, pix[-3], p1, p0, q0, q1, pix[2], pix[-3], pix[-2], pix[-1], pix[0], pix[1], pix[2]); - } - } - } -} - -static void filter_mb_edgeh( H264Context *h, uint8_t *pix, int stride, int16_t bS[4], int qp ) { - const int index_a = qp + h->slice_alpha_c0_offset; - const int alpha = (alpha_table+52)[index_a]; - const int beta = (beta_table+52)[qp + h->slice_beta_offset]; - if (alpha ==0 || beta == 0) return; - - if( bS[0] < 4 ) { - int8_t tc[4]; - tc[0] = (tc0_table+52)[index_a][bS[0]]; - tc[1] = (tc0_table+52)[index_a][bS[1]]; - tc[2] = (tc0_table+52)[index_a][bS[2]]; - tc[3] = (tc0_table+52)[index_a][bS[3]]; - h->s.dsp.h264_v_loop_filter_luma(pix, stride, alpha, beta, tc); - } else { - h->s.dsp.h264_v_loop_filter_luma_intra(pix, stride, alpha, beta); - } -} - -static void filter_mb_edgech( H264Context *h, uint8_t *pix, int stride, int16_t bS[4], int qp ) { - const int index_a = qp + h->slice_alpha_c0_offset; - const int alpha = (alpha_table+52)[index_a]; - const int beta = (beta_table+52)[qp + h->slice_beta_offset]; - if (alpha ==0 || beta == 0) return; - - if( bS[0] < 4 ) { - int8_t tc[4]; - tc[0] = (tc0_table+52)[index_a][bS[0]]+1; - tc[1] = (tc0_table+52)[index_a][bS[1]]+1; - tc[2] = (tc0_table+52)[index_a][bS[2]]+1; - tc[3] = (tc0_table+52)[index_a][bS[3]]+1; - h->s.dsp.h264_v_loop_filter_chroma(pix, stride, alpha, beta, tc); - } else { - h->s.dsp.h264_v_loop_filter_chroma_intra(pix, stride, alpha, beta); - } -} - -static void filter_mb_fast( H264Context *h, int mb_x, int mb_y, uint8_t *img_y, uint8_t *img_cb, uint8_t *img_cr, unsigned int linesize, unsigned int uvlinesize) { - MpegEncContext * const s = &h->s; - int mb_y_firstrow = s->picture_structure == PICT_BOTTOM_FIELD; - int mb_xy, mb_type; - int qp, qp0, qp1, qpc, qpc0, qpc1, qp_thresh; - - mb_xy = h->mb_xy; - - if(mb_x==0 || mb_y==mb_y_firstrow || !s->dsp.h264_loop_filter_strength || h->pps.chroma_qp_diff || - !(s->flags2 & CODEC_FLAG2_FAST) || //FIXME filter_mb_fast is broken, thus hasto be, but should not under CODEC_FLAG2_FAST - (h->deblocking_filter == 2 && (h->slice_table[mb_xy] != h->slice_table[h->top_mb_xy] || - h->slice_table[mb_xy] != h->slice_table[mb_xy - 1]))) { - filter_mb(h, mb_x, mb_y, img_y, img_cb, img_cr, linesize, uvlinesize); - return; - } - assert(!FRAME_MBAFF); - - mb_type = s->current_picture.mb_type[mb_xy]; - qp = s->current_picture.qscale_table[mb_xy]; - qp0 = s->current_picture.qscale_table[mb_xy-1]; - qp1 = s->current_picture.qscale_table[h->top_mb_xy]; - qpc = get_chroma_qp( h, 0, qp ); - qpc0 = get_chroma_qp( h, 0, qp0 ); - qpc1 = get_chroma_qp( h, 0, qp1 ); - qp0 = (qp + qp0 + 1) >> 1; - qp1 = (qp + qp1 + 1) >> 1; - qpc0 = (qpc + qpc0 + 1) >> 1; - qpc1 = (qpc + qpc1 + 1) >> 1; - qp_thresh = 15 - h->slice_alpha_c0_offset; - if(qp <= qp_thresh && qp0 <= qp_thresh && qp1 <= qp_thresh && - qpc <= qp_thresh && qpc0 <= qp_thresh && qpc1 <= qp_thresh) - return; - - if( IS_INTRA(mb_type) ) { - int16_t bS4[4] = {4,4,4,4}; - int16_t bS3[4] = {3,3,3,3}; - int16_t *bSH = FIELD_PICTURE ? bS3 : bS4; - if( IS_8x8DCT(mb_type) ) { - filter_mb_edgev( h, &img_y[4*0], linesize, bS4, qp0 ); - filter_mb_edgev( h, &img_y[4*2], linesize, bS3, qp ); - filter_mb_edgeh( h, &img_y[4*0*linesize], linesize, bSH, qp1 ); - filter_mb_edgeh( h, &img_y[4*2*linesize], linesize, bS3, qp ); - } else { - filter_mb_edgev( h, &img_y[4*0], linesize, bS4, qp0 ); - filter_mb_edgev( h, &img_y[4*1], linesize, bS3, qp ); - filter_mb_edgev( h, &img_y[4*2], linesize, bS3, qp ); - filter_mb_edgev( h, &img_y[4*3], linesize, bS3, qp ); - filter_mb_edgeh( h, &img_y[4*0*linesize], linesize, bSH, qp1 ); - filter_mb_edgeh( h, &img_y[4*1*linesize], linesize, bS3, qp ); - filter_mb_edgeh( h, &img_y[4*2*linesize], linesize, bS3, qp ); - filter_mb_edgeh( h, &img_y[4*3*linesize], linesize, bS3, qp ); - } - filter_mb_edgecv( h, &img_cb[2*0], uvlinesize, bS4, qpc0 ); - filter_mb_edgecv( h, &img_cb[2*2], uvlinesize, bS3, qpc ); - filter_mb_edgecv( h, &img_cr[2*0], uvlinesize, bS4, qpc0 ); - filter_mb_edgecv( h, &img_cr[2*2], uvlinesize, bS3, qpc ); - filter_mb_edgech( h, &img_cb[2*0*uvlinesize], uvlinesize, bSH, qpc1 ); - filter_mb_edgech( h, &img_cb[2*2*uvlinesize], uvlinesize, bS3, qpc ); - filter_mb_edgech( h, &img_cr[2*0*uvlinesize], uvlinesize, bSH, qpc1 ); - filter_mb_edgech( h, &img_cr[2*2*uvlinesize], uvlinesize, bS3, qpc ); - return; - } else { - DECLARE_ALIGNED_8(int16_t, bS[2][4][4]); - uint64_t (*bSv)[4] = (uint64_t(*)[4])bS; - int edges; - if( IS_8x8DCT(mb_type) && (h->cbp&7) == 7 ) { - edges = 4; - bSv[0][0] = bSv[0][2] = bSv[1][0] = bSv[1][2] = 0x0002000200020002ULL; - } else { - int mask_edge1 = (mb_type & (MB_TYPE_16x16 | MB_TYPE_8x16)) ? 3 : - (mb_type & MB_TYPE_16x8) ? 1 : 0; - int mask_edge0 = (mb_type & (MB_TYPE_16x16 | MB_TYPE_8x16)) - && (s->current_picture.mb_type[mb_xy-1] & (MB_TYPE_16x16 | MB_TYPE_8x16)) - ? 3 : 0; - int step = IS_8x8DCT(mb_type) ? 2 : 1; - edges = (mb_type & MB_TYPE_16x16) && !(h->cbp & 15) ? 1 : 4; - s->dsp.h264_loop_filter_strength( bS, h->non_zero_count_cache, h->ref_cache, h->mv_cache, - (h->slice_type_nos == FF_B_TYPE), edges, step, mask_edge0, mask_edge1, FIELD_PICTURE); - } - if( IS_INTRA(s->current_picture.mb_type[mb_xy-1]) ) - bSv[0][0] = 0x0004000400040004ULL; - if( IS_INTRA(s->current_picture.mb_type[h->top_mb_xy]) ) - bSv[1][0] = FIELD_PICTURE ? 0x0003000300030003ULL : 0x0004000400040004ULL; - -#define FILTER(hv,dir,edge)\ - if(bSv[dir][edge]) {\ - filter_mb_edge##hv( h, &img_y[4*edge*(dir?linesize:1)], linesize, bS[dir][edge], edge ? qp : qp##dir );\ - if(!(edge&1)) {\ - filter_mb_edgec##hv( h, &img_cb[2*edge*(dir?uvlinesize:1)], uvlinesize, bS[dir][edge], edge ? qpc : qpc##dir );\ - filter_mb_edgec##hv( h, &img_cr[2*edge*(dir?uvlinesize:1)], uvlinesize, bS[dir][edge], edge ? qpc : qpc##dir );\ - }\ - } - if( edges == 1 ) { - FILTER(v,0,0); - FILTER(h,1,0); - } else if( IS_8x8DCT(mb_type) ) { - FILTER(v,0,0); - FILTER(v,0,2); - FILTER(h,1,0); - FILTER(h,1,2); - } else { - FILTER(v,0,0); - FILTER(v,0,1); - FILTER(v,0,2); - FILTER(v,0,3); - FILTER(h,1,0); - FILTER(h,1,1); - FILTER(h,1,2); - FILTER(h,1,3); - } -#undef FILTER - } -} - - -static av_always_inline void filter_mb_dir(H264Context *h, int mb_x, int mb_y, uint8_t *img_y, uint8_t *img_cb, uint8_t *img_cr, unsigned int linesize, unsigned int uvlinesize, int mb_xy, int mb_type, int mvy_limit, int first_vertical_edge_done, int dir) { - MpegEncContext * const s = &h->s; - int edge; - const int mbm_xy = dir == 0 ? mb_xy -1 : h->top_mb_xy; - const int mbm_type = s->current_picture.mb_type[mbm_xy]; - int (*ref2frm) [64] = h->ref2frm[ h->slice_num &(MAX_SLICES-1) ][0] + (MB_MBAFF ? 20 : 2); - int (*ref2frmm)[64] = h->ref2frm[ h->slice_table[mbm_xy]&(MAX_SLICES-1) ][0] + (MB_MBAFF ? 20 : 2); - int start = h->slice_table[mbm_xy] == 0xFFFF ? 1 : 0; - - const int edges = (mb_type & (MB_TYPE_16x16|MB_TYPE_SKIP)) - == (MB_TYPE_16x16|MB_TYPE_SKIP) ? 1 : 4; - // how often to recheck mv-based bS when iterating between edges - const int mask_edge = (mb_type & (MB_TYPE_16x16 | (MB_TYPE_16x8 << dir))) ? 3 : - (mb_type & (MB_TYPE_8x16 >> dir)) ? 1 : 0; - // how often to recheck mv-based bS when iterating along each edge - const int mask_par0 = mb_type & (MB_TYPE_16x16 | (MB_TYPE_8x16 >> dir)); - - if (first_vertical_edge_done) { - start = 1; - } - - if (h->deblocking_filter==2 && h->slice_table[mbm_xy] != h->slice_table[mb_xy]) - start = 1; - - if (FRAME_MBAFF && (dir == 1) && ((mb_y&1) == 0) && start == 0 - && !IS_INTERLACED(mb_type) - && IS_INTERLACED(mbm_type) - ) { - // This is a special case in the norm where the filtering must - // be done twice (one each of the field) even if we are in a - // frame macroblock. - // - static const int nnz_idx[4] = {4,5,6,3}; - unsigned int tmp_linesize = 2 * linesize; - unsigned int tmp_uvlinesize = 2 * uvlinesize; - int mbn_xy = mb_xy - 2 * s->mb_stride; - int qp; - int i, j; - int16_t bS[4]; - - for(j=0; j<2; j++, mbn_xy += s->mb_stride){ - if( IS_INTRA(mb_type) || - IS_INTRA(s->current_picture.mb_type[mbn_xy]) ) { - bS[0] = bS[1] = bS[2] = bS[3] = 3; - } else { - const uint8_t *mbn_nnz = h->non_zero_count[mbn_xy]; - for( i = 0; i < 4; i++ ) { - if( h->non_zero_count_cache[scan8[0]+i] != 0 || - mbn_nnz[nnz_idx[i]] != 0 ) - bS[i] = 2; - else - bS[i] = 1; - } - } - // Do not use s->qscale as luma quantizer because it has not the same - // value in IPCM macroblocks. - qp = ( s->current_picture.qscale_table[mb_xy] + s->current_picture.qscale_table[mbn_xy] + 1 ) >> 1; - tprintf(s->avctx, "filter mb:%d/%d dir:%d edge:%d, QPy:%d ls:%d uvls:%d", mb_x, mb_y, dir, edge, qp, tmp_linesize, tmp_uvlinesize); - { int i; for (i = 0; i < 4; i++) tprintf(s->avctx, " bS[%d]:%d", i, bS[i]); tprintf(s->avctx, "\n"); } - filter_mb_edgeh( h, &img_y[j*linesize], tmp_linesize, bS, qp ); - filter_mb_edgech( h, &img_cb[j*uvlinesize], tmp_uvlinesize, bS, - ( h->chroma_qp[0] + get_chroma_qp( h, 0, s->current_picture.qscale_table[mbn_xy] ) + 1 ) >> 1); - filter_mb_edgech( h, &img_cr[j*uvlinesize], tmp_uvlinesize, bS, - ( h->chroma_qp[1] + get_chroma_qp( h, 1, s->current_picture.qscale_table[mbn_xy] ) + 1 ) >> 1); - } - - start = 1; - } - - /* Calculate bS */ - for( edge = start; edge < edges; edge++ ) { - /* mbn_xy: neighbor macroblock */ - const int mbn_xy = edge > 0 ? mb_xy : mbm_xy; - const int mbn_type = s->current_picture.mb_type[mbn_xy]; - int (*ref2frmn)[64] = edge > 0 ? ref2frm : ref2frmm; - int16_t bS[4]; - int qp; - - if( (edge&1) && IS_8x8DCT(mb_type) ) - continue; - - if( IS_INTRA(mb_type) || - IS_INTRA(mbn_type) ) { - int value; - if (edge == 0) { - if ( (!IS_INTERLACED(mb_type) && !IS_INTERLACED(mbm_type)) - || ((FRAME_MBAFF || (s->picture_structure != PICT_FRAME)) && (dir == 0)) - ) { - value = 4; - } else { - value = 3; - } - } else { - value = 3; - } - bS[0] = bS[1] = bS[2] = bS[3] = value; - } else { - int i, l; - int mv_done; - - if( edge & mask_edge ) { - bS[0] = bS[1] = bS[2] = bS[3] = 0; - mv_done = 1; - } - else if( FRAME_MBAFF && IS_INTERLACED(mb_type ^ mbn_type)) { - bS[0] = bS[1] = bS[2] = bS[3] = 1; - mv_done = 1; - } - else if( mask_par0 && (edge || (mbn_type & (MB_TYPE_16x16 | (MB_TYPE_8x16 >> dir)))) ) { - int b_idx= 8 + 4 + edge * (dir ? 8:1); - int bn_idx= b_idx - (dir ? 8:1); - int v = 0; - - for( l = 0; !v && l < 1 + (h->slice_type_nos == FF_B_TYPE); l++ ) { - v |= ref2frm[l][h->ref_cache[l][b_idx]] != ref2frmn[l][h->ref_cache[l][bn_idx]] || - FFABS( h->mv_cache[l][b_idx][0] - h->mv_cache[l][bn_idx][0] ) >= 4 || - FFABS( h->mv_cache[l][b_idx][1] - h->mv_cache[l][bn_idx][1] ) >= mvy_limit; - } - - if(h->slice_type_nos == FF_B_TYPE && v){ - v=0; - for( l = 0; !v && l < 2; l++ ) { - int ln= 1-l; - v |= ref2frm[l][h->ref_cache[l][b_idx]] != ref2frmn[ln][h->ref_cache[ln][bn_idx]] || - FFABS( h->mv_cache[l][b_idx][0] - h->mv_cache[ln][bn_idx][0] ) >= 4 || - FFABS( h->mv_cache[l][b_idx][1] - h->mv_cache[ln][bn_idx][1] ) >= mvy_limit; - } - } - - bS[0] = bS[1] = bS[2] = bS[3] = v; - mv_done = 1; - } - else - mv_done = 0; - - for( i = 0; i < 4; i++ ) { - int x = dir == 0 ? edge : i; - int y = dir == 0 ? i : edge; - int b_idx= 8 + 4 + x + 8*y; - int bn_idx= b_idx - (dir ? 8:1); - - if( h->non_zero_count_cache[b_idx] | - h->non_zero_count_cache[bn_idx] ) { - bS[i] = 2; - } - else if(!mv_done) - { - bS[i] = 0; - for( l = 0; l < 1 + (h->slice_type_nos == FF_B_TYPE); l++ ) { - if( ref2frm[l][h->ref_cache[l][b_idx]] != ref2frmn[l][h->ref_cache[l][bn_idx]] || - FFABS( h->mv_cache[l][b_idx][0] - h->mv_cache[l][bn_idx][0] ) >= 4 || - FFABS( h->mv_cache[l][b_idx][1] - h->mv_cache[l][bn_idx][1] ) >= mvy_limit ) { - bS[i] = 1; - break; - } - } - - if(h->slice_type_nos == FF_B_TYPE && bS[i]){ - bS[i] = 0; - for( l = 0; l < 2; l++ ) { - int ln= 1-l; - if( ref2frm[l][h->ref_cache[l][b_idx]] != ref2frmn[ln][h->ref_cache[ln][bn_idx]] || - FFABS( h->mv_cache[l][b_idx][0] - h->mv_cache[ln][bn_idx][0] ) >= 4 || - FFABS( h->mv_cache[l][b_idx][1] - h->mv_cache[ln][bn_idx][1] ) >= mvy_limit ) { - bS[i] = 1; - break; - } - } - } - } - } - - if(bS[0]+bS[1]+bS[2]+bS[3] == 0) - continue; - } - - /* Filter edge */ - // Do not use s->qscale as luma quantizer because it has not the same - // value in IPCM macroblocks. - qp = ( s->current_picture.qscale_table[mb_xy] + s->current_picture.qscale_table[mbn_xy] + 1 ) >> 1; - //tprintf(s->avctx, "filter mb:%d/%d dir:%d edge:%d, QPy:%d, QPc:%d, QPcn:%d\n", mb_x, mb_y, dir, edge, qp, h->chroma_qp, s->current_picture.qscale_table[mbn_xy]); - tprintf(s->avctx, "filter mb:%d/%d dir:%d edge:%d, QPy:%d ls:%d uvls:%d", mb_x, mb_y, dir, edge, qp, linesize, uvlinesize); - { int i; for (i = 0; i < 4; i++) tprintf(s->avctx, " bS[%d]:%d", i, bS[i]); tprintf(s->avctx, "\n"); } - if( dir == 0 ) { - filter_mb_edgev( h, &img_y[4*edge], linesize, bS, qp ); - if( (edge&1) == 0 ) { - filter_mb_edgecv( h, &img_cb[2*edge], uvlinesize, bS, - ( h->chroma_qp[0] + get_chroma_qp( h, 0, s->current_picture.qscale_table[mbn_xy] ) + 1 ) >> 1); - filter_mb_edgecv( h, &img_cr[2*edge], uvlinesize, bS, - ( h->chroma_qp[1] + get_chroma_qp( h, 1, s->current_picture.qscale_table[mbn_xy] ) + 1 ) >> 1); - } - } else { - filter_mb_edgeh( h, &img_y[4*edge*linesize], linesize, bS, qp ); - if( (edge&1) == 0 ) { - filter_mb_edgech( h, &img_cb[2*edge*uvlinesize], uvlinesize, bS, - ( h->chroma_qp[0] + get_chroma_qp( h, 0, s->current_picture.qscale_table[mbn_xy] ) + 1 ) >> 1); - filter_mb_edgech( h, &img_cr[2*edge*uvlinesize], uvlinesize, bS, - ( h->chroma_qp[1] + get_chroma_qp( h, 1, s->current_picture.qscale_table[mbn_xy] ) + 1 ) >> 1); - } - } - } -} - -static void filter_mb( H264Context *h, int mb_x, int mb_y, uint8_t *img_y, uint8_t *img_cb, uint8_t *img_cr, unsigned int linesize, unsigned int uvlinesize) { - MpegEncContext * const s = &h->s; - const int mb_xy= mb_x + mb_y*s->mb_stride; - const int mb_type = s->current_picture.mb_type[mb_xy]; - const int mvy_limit = IS_INTERLACED(mb_type) ? 2 : 4; - int first_vertical_edge_done = 0; - av_unused int dir; - - //for sufficiently low qp, filtering wouldn't do anything - //this is a conservative estimate: could also check beta_offset and more accurate chroma_qp - if(!FRAME_MBAFF){ - int qp_thresh = 15 - h->slice_alpha_c0_offset - FFMAX3(0, h->pps.chroma_qp_index_offset[0], h->pps.chroma_qp_index_offset[1]); - int qp = s->current_picture.qscale_table[mb_xy]; - if(qp <= qp_thresh - && (mb_x == 0 || ((qp + s->current_picture.qscale_table[mb_xy-1] + 1)>>1) <= qp_thresh) - && (h->top_mb_xy < 0 || ((qp + s->current_picture.qscale_table[h->top_mb_xy] + 1)>>1) <= qp_thresh)){ - return; - } - } - - // CAVLC 8x8dct requires NNZ values for residual decoding that differ from what the loop filter needs - if(!h->pps.cabac && h->pps.transform_8x8_mode){ - int top_type, left_type[2]; - top_type = s->current_picture.mb_type[h->top_mb_xy] ; - left_type[0] = s->current_picture.mb_type[h->left_mb_xy[0]]; - left_type[1] = s->current_picture.mb_type[h->left_mb_xy[1]]; - - if(IS_8x8DCT(top_type)){ - h->non_zero_count_cache[4+8*0]= - h->non_zero_count_cache[5+8*0]= h->cbp_table[h->top_mb_xy] & 4; - h->non_zero_count_cache[6+8*0]= - h->non_zero_count_cache[7+8*0]= h->cbp_table[h->top_mb_xy] & 8; - } - if(IS_8x8DCT(left_type[0])){ - h->non_zero_count_cache[3+8*1]= - h->non_zero_count_cache[3+8*2]= h->cbp_table[h->left_mb_xy[0]]&2; //FIXME check MBAFF - } - if(IS_8x8DCT(left_type[1])){ - h->non_zero_count_cache[3+8*3]= - h->non_zero_count_cache[3+8*4]= h->cbp_table[h->left_mb_xy[1]]&8; //FIXME check MBAFF - } - - if(IS_8x8DCT(mb_type)){ - h->non_zero_count_cache[scan8[0 ]]= h->non_zero_count_cache[scan8[1 ]]= - h->non_zero_count_cache[scan8[2 ]]= h->non_zero_count_cache[scan8[3 ]]= h->cbp & 1; - - h->non_zero_count_cache[scan8[0+ 4]]= h->non_zero_count_cache[scan8[1+ 4]]= - h->non_zero_count_cache[scan8[2+ 4]]= h->non_zero_count_cache[scan8[3+ 4]]= h->cbp & 2; - - h->non_zero_count_cache[scan8[0+ 8]]= h->non_zero_count_cache[scan8[1+ 8]]= - h->non_zero_count_cache[scan8[2+ 8]]= h->non_zero_count_cache[scan8[3+ 8]]= h->cbp & 4; - - h->non_zero_count_cache[scan8[0+12]]= h->non_zero_count_cache[scan8[1+12]]= - h->non_zero_count_cache[scan8[2+12]]= h->non_zero_count_cache[scan8[3+12]]= h->cbp & 8; - } - } - - if (FRAME_MBAFF - // left mb is in picture - && h->slice_table[mb_xy-1] != 0xFFFF - // and current and left pair do not have the same interlaced type - && (IS_INTERLACED(mb_type) != IS_INTERLACED(s->current_picture.mb_type[mb_xy-1])) - // and left mb is in the same slice if deblocking_filter == 2 - && (h->deblocking_filter!=2 || h->slice_table[mb_xy-1] == h->slice_table[mb_xy])) { - /* First vertical edge is different in MBAFF frames - * There are 8 different bS to compute and 2 different Qp - */ - const int pair_xy = mb_x + (mb_y&~1)*s->mb_stride; - const int left_mb_xy[2] = { pair_xy-1, pair_xy-1+s->mb_stride }; - int16_t bS[8]; - int qp[2]; - int bqp[2]; - int rqp[2]; - int mb_qp, mbn0_qp, mbn1_qp; - int i; - first_vertical_edge_done = 1; - - if( IS_INTRA(mb_type) ) - bS[0] = bS[1] = bS[2] = bS[3] = bS[4] = bS[5] = bS[6] = bS[7] = 4; - else { - for( i = 0; i < 8; i++ ) { - int mbn_xy = MB_FIELD ? left_mb_xy[i>>2] : left_mb_xy[i&1]; - - if( IS_INTRA( s->current_picture.mb_type[mbn_xy] ) ) - bS[i] = 4; - else if( h->non_zero_count_cache[12+8*(i>>1)] != 0 || - ((!h->pps.cabac && IS_8x8DCT(s->current_picture.mb_type[mbn_xy])) ? - (h->cbp_table[mbn_xy] & ((MB_FIELD ? (i&2) : (mb_y&1)) ? 8 : 2)) - : - h->non_zero_count[mbn_xy][MB_FIELD ? i&3 : (i>>2)+(mb_y&1)*2])) - bS[i] = 2; - else - bS[i] = 1; - } - } - - mb_qp = s->current_picture.qscale_table[mb_xy]; - mbn0_qp = s->current_picture.qscale_table[left_mb_xy[0]]; - mbn1_qp = s->current_picture.qscale_table[left_mb_xy[1]]; - qp[0] = ( mb_qp + mbn0_qp + 1 ) >> 1; - bqp[0] = ( get_chroma_qp( h, 0, mb_qp ) + - get_chroma_qp( h, 0, mbn0_qp ) + 1 ) >> 1; - rqp[0] = ( get_chroma_qp( h, 1, mb_qp ) + - get_chroma_qp( h, 1, mbn0_qp ) + 1 ) >> 1; - qp[1] = ( mb_qp + mbn1_qp + 1 ) >> 1; - bqp[1] = ( get_chroma_qp( h, 0, mb_qp ) + - get_chroma_qp( h, 0, mbn1_qp ) + 1 ) >> 1; - rqp[1] = ( get_chroma_qp( h, 1, mb_qp ) + - get_chroma_qp( h, 1, mbn1_qp ) + 1 ) >> 1; - - /* Filter edge */ - tprintf(s->avctx, "filter mb:%d/%d MBAFF, QPy:%d/%d, QPb:%d/%d QPr:%d/%d ls:%d uvls:%d", mb_x, mb_y, qp[0], qp[1], bqp[0], bqp[1], rqp[0], rqp[1], linesize, uvlinesize); - { int i; for (i = 0; i < 8; i++) tprintf(s->avctx, " bS[%d]:%d", i, bS[i]); tprintf(s->avctx, "\n"); } - filter_mb_mbaff_edgev ( h, &img_y [0], linesize, bS, qp ); - filter_mb_mbaff_edgecv( h, &img_cb[0], uvlinesize, bS, bqp ); - filter_mb_mbaff_edgecv( h, &img_cr[0], uvlinesize, bS, rqp ); - } - -#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, 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, 0); - filter_mb_dir(h, mb_x, mb_y, img_y, img_cb, img_cr, linesize, uvlinesize, mb_xy, mb_type, mvy_limit, 0, 1); -#endif -} - static int decode_slice(struct AVCodecContext *avctx, void *arg){ H264Context *h = *(void**)arg; MpegEncContext * const s = &h->s; diff --git a/libavcodec/h264.h b/libavcodec/h264.h index f66b816697..ef2bdb0461 100644 --- a/libavcodec/h264.h +++ b/libavcodec/h264.h @@ -610,6 +610,9 @@ int ff_h264_frame_start(H264Context *h); av_cold int ff_h264_decode_init(AVCodecContext *avctx); av_cold int ff_h264_decode_end(AVCodecContext *avctx); +void ff_h264_filter_mb_fast( H264Context *h, int mb_x, int mb_y, uint8_t *img_y, uint8_t *img_cb, uint8_t *img_cr, unsigned int linesize, unsigned int uvlinesize); +void ff_h264_filter_mb( H264Context *h, int mb_x, int mb_y, uint8_t *img_y, uint8_t *img_cb, uint8_t *img_cr, unsigned int linesize, unsigned int uvlinesize); + /* o-o o-o / / / @@ -678,6 +681,13 @@ static inline int check_intra4x4_pred_mode(H264Context *h){ return 0; } //FIXME cleanup like ff_h264_check_intra_pred_mode +/** + * gets the chroma qp. + */ +static inline int get_chroma_qp(H264Context *h, int t, int qscale){ + return h->pps.chroma_qp_table[t][qscale]; +} + static inline int fetch_diagonal_mv(H264Context *h, const int16_t **C, int i, int list, int part_width){ const int topright_ref= h->ref_cache[list][ i - 8 + part_width ]; MpegEncContext *s = &h->s; diff --git a/libavcodec/h264_loopfilter.c b/libavcodec/h264_loopfilter.c new file mode 100644 index 0000000000..08c9723e9c --- /dev/null +++ b/libavcodec/h264_loopfilter.c @@ -0,0 +1,771 @@ +/* + * H.26L/H.264/AVC/JVT/14496-10/... loop filter + * Copyright (c) 2003 Michael Niedermayer + * + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +/** + * @file libavcodec/h264_loopfilter.c + * H.264 / AVC / MPEG4 part10 loop filter. + * @author Michael Niedermayer + */ + +#include "internal.h" +#include "dsputil.h" +#include "avcodec.h" +#include "mpegvideo.h" +#include "h264.h" +#include "mathops.h" +#include "rectangle.h" + +#if ARCH_X86 +#include "x86/h264_i386.h" +#endif + +//#undef NDEBUG +#include + +/* Deblocking filter (p153) */ +static const uint8_t alpha_table[52*3] = { + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 4, 4, 5, 6, + 7, 8, 9, 10, 12, 13, 15, 17, 20, 22, + 25, 28, 32, 36, 40, 45, 50, 56, 63, 71, + 80, 90,101,113,127,144,162,182,203,226, + 255,255, + 255,255,255,255,255,255,255,255,255,255,255,255,255, + 255,255,255,255,255,255,255,255,255,255,255,255,255, + 255,255,255,255,255,255,255,255,255,255,255,255,255, + 255,255,255,255,255,255,255,255,255,255,255,255,255, +}; +static const uint8_t beta_table[52*3] = { + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 2, 2, 2, 3, + 3, 3, 3, 4, 4, 4, 6, 6, 7, 7, + 8, 8, 9, 9, 10, 10, 11, 11, 12, 12, + 13, 13, 14, 14, 15, 15, 16, 16, 17, 17, + 18, 18, + 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, + 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, + 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, + 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, +}; +static const uint8_t tc0_table[52*3][4] = { + {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, + {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, + {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, + {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, + {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, + {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, + {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, + {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, + {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, + {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, + {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, + {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 1 }, + {-1, 0, 0, 1 }, {-1, 0, 0, 1 }, {-1, 0, 0, 1 }, {-1, 0, 1, 1 }, {-1, 0, 1, 1 }, {-1, 1, 1, 1 }, + {-1, 1, 1, 1 }, {-1, 1, 1, 1 }, {-1, 1, 1, 1 }, {-1, 1, 1, 2 }, {-1, 1, 1, 2 }, {-1, 1, 1, 2 }, + {-1, 1, 1, 2 }, {-1, 1, 2, 3 }, {-1, 1, 2, 3 }, {-1, 2, 2, 3 }, {-1, 2, 2, 4 }, {-1, 2, 3, 4 }, + {-1, 2, 3, 4 }, {-1, 3, 3, 5 }, {-1, 3, 4, 6 }, {-1, 3, 4, 6 }, {-1, 4, 5, 7 }, {-1, 4, 5, 8 }, + {-1, 4, 6, 9 }, {-1, 5, 7,10 }, {-1, 6, 8,11 }, {-1, 6, 8,13 }, {-1, 7,10,14 }, {-1, 8,11,16 }, + {-1, 9,12,18 }, {-1,10,13,20 }, {-1,11,15,23 }, {-1,13,17,25 }, + {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, + {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, + {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, + {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, + {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, + {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, + {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, + {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, + {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, +}; + +static void filter_mb_edgev( H264Context *h, uint8_t *pix, int stride, int16_t bS[4], int qp ) { + const int index_a = qp + h->slice_alpha_c0_offset; + const int alpha = (alpha_table+52)[index_a]; + const int beta = (beta_table+52)[qp + h->slice_beta_offset]; + if (alpha ==0 || beta == 0) return; + + if( bS[0] < 4 ) { + int8_t tc[4]; + tc[0] = (tc0_table+52)[index_a][bS[0]]; + tc[1] = (tc0_table+52)[index_a][bS[1]]; + tc[2] = (tc0_table+52)[index_a][bS[2]]; + tc[3] = (tc0_table+52)[index_a][bS[3]]; + h->s.dsp.h264_h_loop_filter_luma(pix, stride, alpha, beta, tc); + } else { + h->s.dsp.h264_h_loop_filter_luma_intra(pix, stride, alpha, beta); + } +} +static void filter_mb_edgecv( H264Context *h, uint8_t *pix, int stride, int16_t bS[4], int qp ) { + const int index_a = qp + h->slice_alpha_c0_offset; + const int alpha = (alpha_table+52)[index_a]; + const int beta = (beta_table+52)[qp + h->slice_beta_offset]; + if (alpha ==0 || beta == 0) return; + + if( bS[0] < 4 ) { + int8_t tc[4]; + tc[0] = (tc0_table+52)[index_a][bS[0]]+1; + tc[1] = (tc0_table+52)[index_a][bS[1]]+1; + tc[2] = (tc0_table+52)[index_a][bS[2]]+1; + tc[3] = (tc0_table+52)[index_a][bS[3]]+1; + h->s.dsp.h264_h_loop_filter_chroma(pix, stride, alpha, beta, tc); + } else { + h->s.dsp.h264_h_loop_filter_chroma_intra(pix, stride, alpha, beta); + } +} + +static void filter_mb_mbaff_edgev( H264Context *h, uint8_t *pix, int stride, int16_t bS[8], int qp[2] ) { + int i; + for( i = 0; i < 16; i++, pix += stride) { + int index_a; + int alpha; + int beta; + + int qp_index; + int bS_index = (i >> 1); + if (!MB_FIELD) { + bS_index &= ~1; + bS_index |= (i & 1); + } + + if( bS[bS_index] == 0 ) { + continue; + } + + qp_index = MB_FIELD ? (i >> 3) : (i & 1); + index_a = qp[qp_index] + h->slice_alpha_c0_offset; + alpha = (alpha_table+52)[index_a]; + beta = (beta_table+52)[qp[qp_index] + h->slice_beta_offset]; + + if( bS[bS_index] < 4 ) { + const int tc0 = (tc0_table+52)[index_a][bS[bS_index]]; + const int p0 = pix[-1]; + const int p1 = pix[-2]; + const int p2 = pix[-3]; + const int q0 = pix[0]; + const int q1 = pix[1]; + const int q2 = pix[2]; + + if( FFABS( p0 - q0 ) < alpha && + FFABS( p1 - p0 ) < beta && + FFABS( q1 - q0 ) < beta ) { + int tc = tc0; + int i_delta; + + if( FFABS( p2 - p0 ) < beta ) { + pix[-2] = p1 + av_clip( ( p2 + ( ( p0 + q0 + 1 ) >> 1 ) - ( p1 << 1 ) ) >> 1, -tc0, tc0 ); + tc++; + } + if( FFABS( q2 - q0 ) < beta ) { + pix[1] = q1 + av_clip( ( q2 + ( ( p0 + q0 + 1 ) >> 1 ) - ( q1 << 1 ) ) >> 1, -tc0, tc0 ); + tc++; + } + + i_delta = av_clip( (((q0 - p0 ) << 2) + (p1 - q1) + 4) >> 3, -tc, tc ); + pix[-1] = av_clip_uint8( p0 + i_delta ); /* p0' */ + pix[0] = av_clip_uint8( q0 - i_delta ); /* q0' */ + tprintf(h->s.avctx, "filter_mb_mbaff_edgev i:%d, qp:%d, indexA:%d, alpha:%d, beta:%d, tc:%d\n# bS:%d -> [%02x, %02x, %02x, %02x, %02x, %02x] =>[%02x, %02x, %02x, %02x]\n", i, qp[qp_index], index_a, alpha, beta, tc, bS[bS_index], pix[-3], p1, p0, q0, q1, pix[2], p1, pix[-1], pix[0], q1); + } + }else{ + const int p0 = pix[-1]; + const int p1 = pix[-2]; + const int p2 = pix[-3]; + + const int q0 = pix[0]; + const int q1 = pix[1]; + const int q2 = pix[2]; + + if( FFABS( p0 - q0 ) < alpha && + FFABS( p1 - p0 ) < beta && + FFABS( q1 - q0 ) < beta ) { + + if(FFABS( p0 - q0 ) < (( alpha >> 2 ) + 2 )){ + if( FFABS( p2 - p0 ) < beta) + { + const int p3 = pix[-4]; + /* p0', p1', p2' */ + pix[-1] = ( p2 + 2*p1 + 2*p0 + 2*q0 + q1 + 4 ) >> 3; + pix[-2] = ( p2 + p1 + p0 + q0 + 2 ) >> 2; + pix[-3] = ( 2*p3 + 3*p2 + p1 + p0 + q0 + 4 ) >> 3; + } else { + /* p0' */ + pix[-1] = ( 2*p1 + p0 + q1 + 2 ) >> 2; + } + if( FFABS( q2 - q0 ) < beta) + { + const int q3 = pix[3]; + /* q0', q1', q2' */ + pix[0] = ( p1 + 2*p0 + 2*q0 + 2*q1 + q2 + 4 ) >> 3; + pix[1] = ( p0 + q0 + q1 + q2 + 2 ) >> 2; + pix[2] = ( 2*q3 + 3*q2 + q1 + q0 + p0 + 4 ) >> 3; + } else { + /* q0' */ + pix[0] = ( 2*q1 + q0 + p1 + 2 ) >> 2; + } + }else{ + /* p0', q0' */ + pix[-1] = ( 2*p1 + p0 + q1 + 2 ) >> 2; + pix[ 0] = ( 2*q1 + q0 + p1 + 2 ) >> 2; + } + tprintf(h->s.avctx, "filter_mb_mbaff_edgev i:%d, qp:%d, indexA:%d, alpha:%d, beta:%d\n# bS:4 -> [%02x, %02x, %02x, %02x, %02x, %02x] =>[%02x, %02x, %02x, %02x, %02x, %02x]\n", i, qp[qp_index], index_a, alpha, beta, p2, p1, p0, q0, q1, q2, pix[-3], pix[-2], pix[-1], pix[0], pix[1], pix[2]); + } + } + } +} +static void filter_mb_mbaff_edgecv( H264Context *h, uint8_t *pix, int stride, int16_t bS[8], int qp[2] ) { + int i; + for( i = 0; i < 8; i++, pix += stride) { + int index_a; + int alpha; + int beta; + + int qp_index; + int bS_index = i; + + if( bS[bS_index] == 0 ) { + continue; + } + + qp_index = MB_FIELD ? (i >> 2) : (i & 1); + index_a = qp[qp_index] + h->slice_alpha_c0_offset; + alpha = (alpha_table+52)[index_a]; + beta = (beta_table+52)[qp[qp_index] + h->slice_beta_offset]; + + if( bS[bS_index] < 4 ) { + const int tc = (tc0_table+52)[index_a][bS[bS_index]] + 1; + const int p0 = pix[-1]; + const int p1 = pix[-2]; + const int q0 = pix[0]; + const int q1 = pix[1]; + + if( FFABS( p0 - q0 ) < alpha && + FFABS( p1 - p0 ) < beta && + FFABS( q1 - q0 ) < beta ) { + const int i_delta = av_clip( (((q0 - p0 ) << 2) + (p1 - q1) + 4) >> 3, -tc, tc ); + + pix[-1] = av_clip_uint8( p0 + i_delta ); /* p0' */ + pix[0] = av_clip_uint8( q0 - i_delta ); /* q0' */ + tprintf(h->s.avctx, "filter_mb_mbaff_edgecv i:%d, qp:%d, indexA:%d, alpha:%d, beta:%d, tc:%d\n# bS:%d -> [%02x, %02x, %02x, %02x, %02x, %02x] =>[%02x, %02x, %02x, %02x]\n", i, qp[qp_index], index_a, alpha, beta, tc, bS[bS_index], pix[-3], p1, p0, q0, q1, pix[2], p1, pix[-1], pix[0], q1); + } + }else{ + const int p0 = pix[-1]; + const int p1 = pix[-2]; + const int q0 = pix[0]; + const int q1 = pix[1]; + + if( FFABS( p0 - q0 ) < alpha && + FFABS( p1 - p0 ) < beta && + FFABS( q1 - q0 ) < beta ) { + + pix[-1] = ( 2*p1 + p0 + q1 + 2 ) >> 2; /* p0' */ + pix[0] = ( 2*q1 + q0 + p1 + 2 ) >> 2; /* q0' */ + tprintf(h->s.avctx, "filter_mb_mbaff_edgecv i:%d\n# bS:4 -> [%02x, %02x, %02x, %02x, %02x, %02x] =>[%02x, %02x, %02x, %02x, %02x, %02x]\n", i, pix[-3], p1, p0, q0, q1, pix[2], pix[-3], pix[-2], pix[-1], pix[0], pix[1], pix[2]); + } + } + } +} + +static void filter_mb_edgeh( H264Context *h, uint8_t *pix, int stride, int16_t bS[4], int qp ) { + const int index_a = qp + h->slice_alpha_c0_offset; + const int alpha = (alpha_table+52)[index_a]; + const int beta = (beta_table+52)[qp + h->slice_beta_offset]; + if (alpha ==0 || beta == 0) return; + + if( bS[0] < 4 ) { + int8_t tc[4]; + tc[0] = (tc0_table+52)[index_a][bS[0]]; + tc[1] = (tc0_table+52)[index_a][bS[1]]; + tc[2] = (tc0_table+52)[index_a][bS[2]]; + tc[3] = (tc0_table+52)[index_a][bS[3]]; + h->s.dsp.h264_v_loop_filter_luma(pix, stride, alpha, beta, tc); + } else { + h->s.dsp.h264_v_loop_filter_luma_intra(pix, stride, alpha, beta); + } +} + +static void filter_mb_edgech( H264Context *h, uint8_t *pix, int stride, int16_t bS[4], int qp ) { + const int index_a = qp + h->slice_alpha_c0_offset; + const int alpha = (alpha_table+52)[index_a]; + const int beta = (beta_table+52)[qp + h->slice_beta_offset]; + if (alpha ==0 || beta == 0) return; + + if( bS[0] < 4 ) { + int8_t tc[4]; + tc[0] = (tc0_table+52)[index_a][bS[0]]+1; + tc[1] = (tc0_table+52)[index_a][bS[1]]+1; + tc[2] = (tc0_table+52)[index_a][bS[2]]+1; + tc[3] = (tc0_table+52)[index_a][bS[3]]+1; + h->s.dsp.h264_v_loop_filter_chroma(pix, stride, alpha, beta, tc); + } else { + h->s.dsp.h264_v_loop_filter_chroma_intra(pix, stride, alpha, beta); + } +} + +void ff_h264_filter_mb_fast( H264Context *h, int mb_x, int mb_y, uint8_t *img_y, uint8_t *img_cb, uint8_t *img_cr, unsigned int linesize, unsigned int uvlinesize) { + MpegEncContext * const s = &h->s; + int mb_y_firstrow = s->picture_structure == PICT_BOTTOM_FIELD; + int mb_xy, mb_type; + int qp, qp0, qp1, qpc, qpc0, qpc1, qp_thresh; + + mb_xy = h->mb_xy; + + if(mb_x==0 || mb_y==mb_y_firstrow || !s->dsp.h264_loop_filter_strength || h->pps.chroma_qp_diff || + !(s->flags2 & CODEC_FLAG2_FAST) || //FIXME filter_mb_fast is broken, thus hasto be, but should not under CODEC_FLAG2_FAST + (h->deblocking_filter == 2 && (h->slice_table[mb_xy] != h->slice_table[h->top_mb_xy] || + h->slice_table[mb_xy] != h->slice_table[mb_xy - 1]))) { + ff_h264_filter_mb(h, mb_x, mb_y, img_y, img_cb, img_cr, linesize, uvlinesize); + return; + } + assert(!FRAME_MBAFF); + + mb_type = s->current_picture.mb_type[mb_xy]; + qp = s->current_picture.qscale_table[mb_xy]; + qp0 = s->current_picture.qscale_table[mb_xy-1]; + qp1 = s->current_picture.qscale_table[h->top_mb_xy]; + qpc = get_chroma_qp( h, 0, qp ); + qpc0 = get_chroma_qp( h, 0, qp0 ); + qpc1 = get_chroma_qp( h, 0, qp1 ); + qp0 = (qp + qp0 + 1) >> 1; + qp1 = (qp + qp1 + 1) >> 1; + qpc0 = (qpc + qpc0 + 1) >> 1; + qpc1 = (qpc + qpc1 + 1) >> 1; + qp_thresh = 15 - h->slice_alpha_c0_offset; + if(qp <= qp_thresh && qp0 <= qp_thresh && qp1 <= qp_thresh && + qpc <= qp_thresh && qpc0 <= qp_thresh && qpc1 <= qp_thresh) + return; + + if( IS_INTRA(mb_type) ) { + int16_t bS4[4] = {4,4,4,4}; + int16_t bS3[4] = {3,3,3,3}; + int16_t *bSH = FIELD_PICTURE ? bS3 : bS4; + if( IS_8x8DCT(mb_type) ) { + filter_mb_edgev( h, &img_y[4*0], linesize, bS4, qp0 ); + filter_mb_edgev( h, &img_y[4*2], linesize, bS3, qp ); + filter_mb_edgeh( h, &img_y[4*0*linesize], linesize, bSH, qp1 ); + filter_mb_edgeh( h, &img_y[4*2*linesize], linesize, bS3, qp ); + } else { + filter_mb_edgev( h, &img_y[4*0], linesize, bS4, qp0 ); + filter_mb_edgev( h, &img_y[4*1], linesize, bS3, qp ); + filter_mb_edgev( h, &img_y[4*2], linesize, bS3, qp ); + filter_mb_edgev( h, &img_y[4*3], linesize, bS3, qp ); + filter_mb_edgeh( h, &img_y[4*0*linesize], linesize, bSH, qp1 ); + filter_mb_edgeh( h, &img_y[4*1*linesize], linesize, bS3, qp ); + filter_mb_edgeh( h, &img_y[4*2*linesize], linesize, bS3, qp ); + filter_mb_edgeh( h, &img_y[4*3*linesize], linesize, bS3, qp ); + } + filter_mb_edgecv( h, &img_cb[2*0], uvlinesize, bS4, qpc0 ); + filter_mb_edgecv( h, &img_cb[2*2], uvlinesize, bS3, qpc ); + filter_mb_edgecv( h, &img_cr[2*0], uvlinesize, bS4, qpc0 ); + filter_mb_edgecv( h, &img_cr[2*2], uvlinesize, bS3, qpc ); + filter_mb_edgech( h, &img_cb[2*0*uvlinesize], uvlinesize, bSH, qpc1 ); + filter_mb_edgech( h, &img_cb[2*2*uvlinesize], uvlinesize, bS3, qpc ); + filter_mb_edgech( h, &img_cr[2*0*uvlinesize], uvlinesize, bSH, qpc1 ); + filter_mb_edgech( h, &img_cr[2*2*uvlinesize], uvlinesize, bS3, qpc ); + return; + } else { + DECLARE_ALIGNED_8(int16_t, bS[2][4][4]); + uint64_t (*bSv)[4] = (uint64_t(*)[4])bS; + int edges; + if( IS_8x8DCT(mb_type) && (h->cbp&7) == 7 ) { + edges = 4; + bSv[0][0] = bSv[0][2] = bSv[1][0] = bSv[1][2] = 0x0002000200020002ULL; + } else { + int mask_edge1 = (mb_type & (MB_TYPE_16x16 | MB_TYPE_8x16)) ? 3 : + (mb_type & MB_TYPE_16x8) ? 1 : 0; + int mask_edge0 = (mb_type & (MB_TYPE_16x16 | MB_TYPE_8x16)) + && (s->current_picture.mb_type[mb_xy-1] & (MB_TYPE_16x16 | MB_TYPE_8x16)) + ? 3 : 0; + int step = IS_8x8DCT(mb_type) ? 2 : 1; + edges = (mb_type & MB_TYPE_16x16) && !(h->cbp & 15) ? 1 : 4; + s->dsp.h264_loop_filter_strength( bS, h->non_zero_count_cache, h->ref_cache, h->mv_cache, + (h->slice_type_nos == FF_B_TYPE), edges, step, mask_edge0, mask_edge1, FIELD_PICTURE); + } + if( IS_INTRA(s->current_picture.mb_type[mb_xy-1]) ) + bSv[0][0] = 0x0004000400040004ULL; + if( IS_INTRA(s->current_picture.mb_type[h->top_mb_xy]) ) + bSv[1][0] = FIELD_PICTURE ? 0x0003000300030003ULL : 0x0004000400040004ULL; + +#define FILTER(hv,dir,edge)\ + if(bSv[dir][edge]) {\ + filter_mb_edge##hv( h, &img_y[4*edge*(dir?linesize:1)], linesize, bS[dir][edge], edge ? qp : qp##dir );\ + if(!(edge&1)) {\ + filter_mb_edgec##hv( h, &img_cb[2*edge*(dir?uvlinesize:1)], uvlinesize, bS[dir][edge], edge ? qpc : qpc##dir );\ + filter_mb_edgec##hv( h, &img_cr[2*edge*(dir?uvlinesize:1)], uvlinesize, bS[dir][edge], edge ? qpc : qpc##dir );\ + }\ + } + if( edges == 1 ) { + FILTER(v,0,0); + FILTER(h,1,0); + } else if( IS_8x8DCT(mb_type) ) { + FILTER(v,0,0); + FILTER(v,0,2); + FILTER(h,1,0); + FILTER(h,1,2); + } else { + FILTER(v,0,0); + FILTER(v,0,1); + FILTER(v,0,2); + FILTER(v,0,3); + FILTER(h,1,0); + FILTER(h,1,1); + FILTER(h,1,2); + FILTER(h,1,3); + } +#undef FILTER + } +} + + +static av_always_inline void filter_mb_dir(H264Context *h, int mb_x, int mb_y, uint8_t *img_y, uint8_t *img_cb, uint8_t *img_cr, unsigned int linesize, unsigned int uvlinesize, int mb_xy, int mb_type, int mvy_limit, int first_vertical_edge_done, int dir) { + MpegEncContext * const s = &h->s; + int edge; + const int mbm_xy = dir == 0 ? mb_xy -1 : h->top_mb_xy; + const int mbm_type = s->current_picture.mb_type[mbm_xy]; + int (*ref2frm) [64] = h->ref2frm[ h->slice_num &(MAX_SLICES-1) ][0] + (MB_MBAFF ? 20 : 2); + int (*ref2frmm)[64] = h->ref2frm[ h->slice_table[mbm_xy]&(MAX_SLICES-1) ][0] + (MB_MBAFF ? 20 : 2); + int start = h->slice_table[mbm_xy] == 0xFFFF ? 1 : 0; + + const int edges = (mb_type & (MB_TYPE_16x16|MB_TYPE_SKIP)) + == (MB_TYPE_16x16|MB_TYPE_SKIP) ? 1 : 4; + // how often to recheck mv-based bS when iterating between edges + const int mask_edge = (mb_type & (MB_TYPE_16x16 | (MB_TYPE_16x8 << dir))) ? 3 : + (mb_type & (MB_TYPE_8x16 >> dir)) ? 1 : 0; + // how often to recheck mv-based bS when iterating along each edge + const int mask_par0 = mb_type & (MB_TYPE_16x16 | (MB_TYPE_8x16 >> dir)); + + if (first_vertical_edge_done) { + start = 1; + } + + if (h->deblocking_filter==2 && h->slice_table[mbm_xy] != h->slice_table[mb_xy]) + start = 1; + + if (FRAME_MBAFF && (dir == 1) && ((mb_y&1) == 0) && start == 0 + && !IS_INTERLACED(mb_type) + && IS_INTERLACED(mbm_type) + ) { + // This is a special case in the norm where the filtering must + // be done twice (one each of the field) even if we are in a + // frame macroblock. + // + static const int nnz_idx[4] = {4,5,6,3}; + unsigned int tmp_linesize = 2 * linesize; + unsigned int tmp_uvlinesize = 2 * uvlinesize; + int mbn_xy = mb_xy - 2 * s->mb_stride; + int qp; + int i, j; + int16_t bS[4]; + + for(j=0; j<2; j++, mbn_xy += s->mb_stride){ + if( IS_INTRA(mb_type) || + IS_INTRA(s->current_picture.mb_type[mbn_xy]) ) { + bS[0] = bS[1] = bS[2] = bS[3] = 3; + } else { + const uint8_t *mbn_nnz = h->non_zero_count[mbn_xy]; + for( i = 0; i < 4; i++ ) { + if( h->non_zero_count_cache[scan8[0]+i] != 0 || + mbn_nnz[nnz_idx[i]] != 0 ) + bS[i] = 2; + else + bS[i] = 1; + } + } + // Do not use s->qscale as luma quantizer because it has not the same + // value in IPCM macroblocks. + qp = ( s->current_picture.qscale_table[mb_xy] + s->current_picture.qscale_table[mbn_xy] + 1 ) >> 1; + tprintf(s->avctx, "filter mb:%d/%d dir:%d edge:%d, QPy:%d ls:%d uvls:%d", mb_x, mb_y, dir, edge, qp, tmp_linesize, tmp_uvlinesize); + { int i; for (i = 0; i < 4; i++) tprintf(s->avctx, " bS[%d]:%d", i, bS[i]); tprintf(s->avctx, "\n"); } + filter_mb_edgeh( h, &img_y[j*linesize], tmp_linesize, bS, qp ); + filter_mb_edgech( h, &img_cb[j*uvlinesize], tmp_uvlinesize, bS, + ( h->chroma_qp[0] + get_chroma_qp( h, 0, s->current_picture.qscale_table[mbn_xy] ) + 1 ) >> 1); + filter_mb_edgech( h, &img_cr[j*uvlinesize], tmp_uvlinesize, bS, + ( h->chroma_qp[1] + get_chroma_qp( h, 1, s->current_picture.qscale_table[mbn_xy] ) + 1 ) >> 1); + } + + start = 1; + } + + /* Calculate bS */ + for( edge = start; edge < edges; edge++ ) { + /* mbn_xy: neighbor macroblock */ + const int mbn_xy = edge > 0 ? mb_xy : mbm_xy; + const int mbn_type = s->current_picture.mb_type[mbn_xy]; + int (*ref2frmn)[64] = edge > 0 ? ref2frm : ref2frmm; + int16_t bS[4]; + int qp; + + if( (edge&1) && IS_8x8DCT(mb_type) ) + continue; + + if( IS_INTRA(mb_type) || + IS_INTRA(mbn_type) ) { + int value; + if (edge == 0) { + if ( (!IS_INTERLACED(mb_type) && !IS_INTERLACED(mbm_type)) + || ((FRAME_MBAFF || (s->picture_structure != PICT_FRAME)) && (dir == 0)) + ) { + value = 4; + } else { + value = 3; + } + } else { + value = 3; + } + bS[0] = bS[1] = bS[2] = bS[3] = value; + } else { + int i, l; + int mv_done; + + if( edge & mask_edge ) { + bS[0] = bS[1] = bS[2] = bS[3] = 0; + mv_done = 1; + } + else if( FRAME_MBAFF && IS_INTERLACED(mb_type ^ mbn_type)) { + bS[0] = bS[1] = bS[2] = bS[3] = 1; + mv_done = 1; + } + else if( mask_par0 && (edge || (mbn_type & (MB_TYPE_16x16 | (MB_TYPE_8x16 >> dir)))) ) { + int b_idx= 8 + 4 + edge * (dir ? 8:1); + int bn_idx= b_idx - (dir ? 8:1); + int v = 0; + + for( l = 0; !v && l < 1 + (h->slice_type_nos == FF_B_TYPE); l++ ) { + v |= ref2frm[l][h->ref_cache[l][b_idx]] != ref2frmn[l][h->ref_cache[l][bn_idx]] || + FFABS( h->mv_cache[l][b_idx][0] - h->mv_cache[l][bn_idx][0] ) >= 4 || + FFABS( h->mv_cache[l][b_idx][1] - h->mv_cache[l][bn_idx][1] ) >= mvy_limit; + } + + if(h->slice_type_nos == FF_B_TYPE && v){ + v=0; + for( l = 0; !v && l < 2; l++ ) { + int ln= 1-l; + v |= ref2frm[l][h->ref_cache[l][b_idx]] != ref2frmn[ln][h->ref_cache[ln][bn_idx]] || + FFABS( h->mv_cache[l][b_idx][0] - h->mv_cache[ln][bn_idx][0] ) >= 4 || + FFABS( h->mv_cache[l][b_idx][1] - h->mv_cache[ln][bn_idx][1] ) >= mvy_limit; + } + } + + bS[0] = bS[1] = bS[2] = bS[3] = v; + mv_done = 1; + } + else + mv_done = 0; + + for( i = 0; i < 4; i++ ) { + int x = dir == 0 ? edge : i; + int y = dir == 0 ? i : edge; + int b_idx= 8 + 4 + x + 8*y; + int bn_idx= b_idx - (dir ? 8:1); + + if( h->non_zero_count_cache[b_idx] | + h->non_zero_count_cache[bn_idx] ) { + bS[i] = 2; + } + else if(!mv_done) + { + bS[i] = 0; + for( l = 0; l < 1 + (h->slice_type_nos == FF_B_TYPE); l++ ) { + if( ref2frm[l][h->ref_cache[l][b_idx]] != ref2frmn[l][h->ref_cache[l][bn_idx]] || + FFABS( h->mv_cache[l][b_idx][0] - h->mv_cache[l][bn_idx][0] ) >= 4 || + FFABS( h->mv_cache[l][b_idx][1] - h->mv_cache[l][bn_idx][1] ) >= mvy_limit ) { + bS[i] = 1; + break; + } + } + + if(h->slice_type_nos == FF_B_TYPE && bS[i]){ + bS[i] = 0; + for( l = 0; l < 2; l++ ) { + int ln= 1-l; + if( ref2frm[l][h->ref_cache[l][b_idx]] != ref2frmn[ln][h->ref_cache[ln][bn_idx]] || + FFABS( h->mv_cache[l][b_idx][0] - h->mv_cache[ln][bn_idx][0] ) >= 4 || + FFABS( h->mv_cache[l][b_idx][1] - h->mv_cache[ln][bn_idx][1] ) >= mvy_limit ) { + bS[i] = 1; + break; + } + } + } + } + } + + if(bS[0]+bS[1]+bS[2]+bS[3] == 0) + continue; + } + + /* Filter edge */ + // Do not use s->qscale as luma quantizer because it has not the same + // value in IPCM macroblocks. + qp = ( s->current_picture.qscale_table[mb_xy] + s->current_picture.qscale_table[mbn_xy] + 1 ) >> 1; + //tprintf(s->avctx, "filter mb:%d/%d dir:%d edge:%d, QPy:%d, QPc:%d, QPcn:%d\n", mb_x, mb_y, dir, edge, qp, h->chroma_qp, s->current_picture.qscale_table[mbn_xy]); + tprintf(s->avctx, "filter mb:%d/%d dir:%d edge:%d, QPy:%d ls:%d uvls:%d", mb_x, mb_y, dir, edge, qp, linesize, uvlinesize); + { int i; for (i = 0; i < 4; i++) tprintf(s->avctx, " bS[%d]:%d", i, bS[i]); tprintf(s->avctx, "\n"); } + if( dir == 0 ) { + filter_mb_edgev( h, &img_y[4*edge], linesize, bS, qp ); + if( (edge&1) == 0 ) { + filter_mb_edgecv( h, &img_cb[2*edge], uvlinesize, bS, + ( h->chroma_qp[0] + get_chroma_qp( h, 0, s->current_picture.qscale_table[mbn_xy] ) + 1 ) >> 1); + filter_mb_edgecv( h, &img_cr[2*edge], uvlinesize, bS, + ( h->chroma_qp[1] + get_chroma_qp( h, 1, s->current_picture.qscale_table[mbn_xy] ) + 1 ) >> 1); + } + } else { + filter_mb_edgeh( h, &img_y[4*edge*linesize], linesize, bS, qp ); + if( (edge&1) == 0 ) { + filter_mb_edgech( h, &img_cb[2*edge*uvlinesize], uvlinesize, bS, + ( h->chroma_qp[0] + get_chroma_qp( h, 0, s->current_picture.qscale_table[mbn_xy] ) + 1 ) >> 1); + filter_mb_edgech( h, &img_cr[2*edge*uvlinesize], uvlinesize, bS, + ( h->chroma_qp[1] + get_chroma_qp( h, 1, s->current_picture.qscale_table[mbn_xy] ) + 1 ) >> 1); + } + } + } +} + +void ff_h264_filter_mb( H264Context *h, int mb_x, int mb_y, uint8_t *img_y, uint8_t *img_cb, uint8_t *img_cr, unsigned int linesize, unsigned int uvlinesize) { + MpegEncContext * const s = &h->s; + const int mb_xy= mb_x + mb_y*s->mb_stride; + const int mb_type = s->current_picture.mb_type[mb_xy]; + const int mvy_limit = IS_INTERLACED(mb_type) ? 2 : 4; + int first_vertical_edge_done = 0; + av_unused int dir; + + //for sufficiently low qp, filtering wouldn't do anything + //this is a conservative estimate: could also check beta_offset and more accurate chroma_qp + if(!FRAME_MBAFF){ + int qp_thresh = 15 - h->slice_alpha_c0_offset - FFMAX3(0, h->pps.chroma_qp_index_offset[0], h->pps.chroma_qp_index_offset[1]); + int qp = s->current_picture.qscale_table[mb_xy]; + if(qp <= qp_thresh + && (mb_x == 0 || ((qp + s->current_picture.qscale_table[mb_xy-1] + 1)>>1) <= qp_thresh) + && (h->top_mb_xy < 0 || ((qp + s->current_picture.qscale_table[h->top_mb_xy] + 1)>>1) <= qp_thresh)){ + return; + } + } + + // CAVLC 8x8dct requires NNZ values for residual decoding that differ from what the loop filter needs + if(!h->pps.cabac && h->pps.transform_8x8_mode){ + int top_type, left_type[2]; + top_type = s->current_picture.mb_type[h->top_mb_xy] ; + left_type[0] = s->current_picture.mb_type[h->left_mb_xy[0]]; + left_type[1] = s->current_picture.mb_type[h->left_mb_xy[1]]; + + if(IS_8x8DCT(top_type)){ + h->non_zero_count_cache[4+8*0]= + h->non_zero_count_cache[5+8*0]= h->cbp_table[h->top_mb_xy] & 4; + h->non_zero_count_cache[6+8*0]= + h->non_zero_count_cache[7+8*0]= h->cbp_table[h->top_mb_xy] & 8; + } + if(IS_8x8DCT(left_type[0])){ + h->non_zero_count_cache[3+8*1]= + h->non_zero_count_cache[3+8*2]= h->cbp_table[h->left_mb_xy[0]]&2; //FIXME check MBAFF + } + if(IS_8x8DCT(left_type[1])){ + h->non_zero_count_cache[3+8*3]= + h->non_zero_count_cache[3+8*4]= h->cbp_table[h->left_mb_xy[1]]&8; //FIXME check MBAFF + } + + if(IS_8x8DCT(mb_type)){ + h->non_zero_count_cache[scan8[0 ]]= h->non_zero_count_cache[scan8[1 ]]= + h->non_zero_count_cache[scan8[2 ]]= h->non_zero_count_cache[scan8[3 ]]= h->cbp & 1; + + h->non_zero_count_cache[scan8[0+ 4]]= h->non_zero_count_cache[scan8[1+ 4]]= + h->non_zero_count_cache[scan8[2+ 4]]= h->non_zero_count_cache[scan8[3+ 4]]= h->cbp & 2; + + h->non_zero_count_cache[scan8[0+ 8]]= h->non_zero_count_cache[scan8[1+ 8]]= + h->non_zero_count_cache[scan8[2+ 8]]= h->non_zero_count_cache[scan8[3+ 8]]= h->cbp & 4; + + h->non_zero_count_cache[scan8[0+12]]= h->non_zero_count_cache[scan8[1+12]]= + h->non_zero_count_cache[scan8[2+12]]= h->non_zero_count_cache[scan8[3+12]]= h->cbp & 8; + } + } + + if (FRAME_MBAFF + // left mb is in picture + && h->slice_table[mb_xy-1] != 0xFFFF + // and current and left pair do not have the same interlaced type + && (IS_INTERLACED(mb_type) != IS_INTERLACED(s->current_picture.mb_type[mb_xy-1])) + // and left mb is in the same slice if deblocking_filter == 2 + && (h->deblocking_filter!=2 || h->slice_table[mb_xy-1] == h->slice_table[mb_xy])) { + /* First vertical edge is different in MBAFF frames + * There are 8 different bS to compute and 2 different Qp + */ + const int pair_xy = mb_x + (mb_y&~1)*s->mb_stride; + const int left_mb_xy[2] = { pair_xy-1, pair_xy-1+s->mb_stride }; + int16_t bS[8]; + int qp[2]; + int bqp[2]; + int rqp[2]; + int mb_qp, mbn0_qp, mbn1_qp; + int i; + first_vertical_edge_done = 1; + + if( IS_INTRA(mb_type) ) + bS[0] = bS[1] = bS[2] = bS[3] = bS[4] = bS[5] = bS[6] = bS[7] = 4; + else { + for( i = 0; i < 8; i++ ) { + int mbn_xy = MB_FIELD ? left_mb_xy[i>>2] : left_mb_xy[i&1]; + + if( IS_INTRA( s->current_picture.mb_type[mbn_xy] ) ) + bS[i] = 4; + else if( h->non_zero_count_cache[12+8*(i>>1)] != 0 || + ((!h->pps.cabac && IS_8x8DCT(s->current_picture.mb_type[mbn_xy])) ? + (h->cbp_table[mbn_xy] & ((MB_FIELD ? (i&2) : (mb_y&1)) ? 8 : 2)) + : + h->non_zero_count[mbn_xy][MB_FIELD ? i&3 : (i>>2)+(mb_y&1)*2])) + bS[i] = 2; + else + bS[i] = 1; + } + } + + mb_qp = s->current_picture.qscale_table[mb_xy]; + mbn0_qp = s->current_picture.qscale_table[left_mb_xy[0]]; + mbn1_qp = s->current_picture.qscale_table[left_mb_xy[1]]; + qp[0] = ( mb_qp + mbn0_qp + 1 ) >> 1; + bqp[0] = ( get_chroma_qp( h, 0, mb_qp ) + + get_chroma_qp( h, 0, mbn0_qp ) + 1 ) >> 1; + rqp[0] = ( get_chroma_qp( h, 1, mb_qp ) + + get_chroma_qp( h, 1, mbn0_qp ) + 1 ) >> 1; + qp[1] = ( mb_qp + mbn1_qp + 1 ) >> 1; + bqp[1] = ( get_chroma_qp( h, 0, mb_qp ) + + get_chroma_qp( h, 0, mbn1_qp ) + 1 ) >> 1; + rqp[1] = ( get_chroma_qp( h, 1, mb_qp ) + + get_chroma_qp( h, 1, mbn1_qp ) + 1 ) >> 1; + + /* Filter edge */ + tprintf(s->avctx, "filter mb:%d/%d MBAFF, QPy:%d/%d, QPb:%d/%d QPr:%d/%d ls:%d uvls:%d", mb_x, mb_y, qp[0], qp[1], bqp[0], bqp[1], rqp[0], rqp[1], linesize, uvlinesize); + { int i; for (i = 0; i < 8; i++) tprintf(s->avctx, " bS[%d]:%d", i, bS[i]); tprintf(s->avctx, "\n"); } + filter_mb_mbaff_edgev ( h, &img_y [0], linesize, bS, qp ); + filter_mb_mbaff_edgecv( h, &img_cb[0], uvlinesize, bS, bqp ); + filter_mb_mbaff_edgecv( h, &img_cr[0], uvlinesize, bS, rqp ); + } + +#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, 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, 0); + filter_mb_dir(h, mb_x, mb_y, img_y, img_cb, img_cr, linesize, uvlinesize, mb_xy, mb_type, mvy_limit, 0, 1); +#endif +} diff --git a/libavcodec/h264data.h b/libavcodec/h264data.h index 8592a0fff4..fe3591581f 100644 --- a/libavcodec/h264data.h +++ b/libavcodec/h264data.h @@ -474,70 +474,6 @@ static const uint8_t dequant8_coeff_init[6][6]={ {36,32,58,34,46,43}, }; - -/* Deblocking filter (p153) */ -static const uint8_t alpha_table[52*3] = { - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 4, 4, 5, 6, - 7, 8, 9, 10, 12, 13, 15, 17, 20, 22, - 25, 28, 32, 36, 40, 45, 50, 56, 63, 71, - 80, 90,101,113,127,144,162,182,203,226, - 255,255, - 255,255,255,255,255,255,255,255,255,255,255,255,255, - 255,255,255,255,255,255,255,255,255,255,255,255,255, - 255,255,255,255,255,255,255,255,255,255,255,255,255, - 255,255,255,255,255,255,255,255,255,255,255,255,255, -}; -static const uint8_t beta_table[52*3] = { - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 2, 2, 2, 3, - 3, 3, 3, 4, 4, 4, 6, 6, 7, 7, - 8, 8, 9, 9, 10, 10, 11, 11, 12, 12, - 13, 13, 14, 14, 15, 15, 16, 16, 17, 17, - 18, 18, - 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, - 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, - 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, - 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, -}; -static const uint8_t tc0_table[52*3][4] = { - {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, - {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, - {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, - {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, - {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, - {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, - {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, - {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, - {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, - {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, - {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, - {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 1 }, - {-1, 0, 0, 1 }, {-1, 0, 0, 1 }, {-1, 0, 0, 1 }, {-1, 0, 1, 1 }, {-1, 0, 1, 1 }, {-1, 1, 1, 1 }, - {-1, 1, 1, 1 }, {-1, 1, 1, 1 }, {-1, 1, 1, 1 }, {-1, 1, 1, 2 }, {-1, 1, 1, 2 }, {-1, 1, 1, 2 }, - {-1, 1, 1, 2 }, {-1, 1, 2, 3 }, {-1, 1, 2, 3 }, {-1, 2, 2, 3 }, {-1, 2, 2, 4 }, {-1, 2, 3, 4 }, - {-1, 2, 3, 4 }, {-1, 3, 3, 5 }, {-1, 3, 4, 6 }, {-1, 3, 4, 6 }, {-1, 4, 5, 7 }, {-1, 4, 5, 8 }, - {-1, 4, 6, 9 }, {-1, 5, 7,10 }, {-1, 6, 8,11 }, {-1, 6, 8,13 }, {-1, 7,10,14 }, {-1, 8,11,16 }, - {-1, 9,12,18 }, {-1,10,13,20 }, {-1,11,15,23 }, {-1,13,17,25 }, - {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, - {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, - {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, - {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, - {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, - {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, - {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, - {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, - {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, -}; - /* Cabac pre state table */ static const int8_t cabac_context_init_I[460][2] =