/* * H.26L/H.264/AVC/JVT/14496-10/... loop filter * Copyright (c) 2003 Michael Niedermayer <michaelni@gmx.at> * * 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 * H.264 / AVC / MPEG4 part10 loop filter. * @author Michael Niedermayer <michaelni@gmx.at> */ #include "libavutil/internal.h" #include "libavutil/intreadwrite.h" #include "internal.h" #include "avcodec.h" #include "h264.h" #include "mathops.h" #include "mpegutils.h" #include "rectangle.h" /* 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 }, }; /* intra: 0 if this loopfilter call is guaranteed to be inter (bS < 4), 1 if it might be intra (bS == 4) */ static av_always_inline void filter_mb_edgev(uint8_t *pix, int stride, const int16_t bS[4], unsigned int qp, int a, int b, const H264Context *h, int intra) { const unsigned int index_a = qp + a; const int alpha = alpha_table[index_a]; const int beta = beta_table[qp + b]; if (alpha ==0 || beta == 0) return; if( bS[0] < 4 || !intra ) { int8_t tc[4]; tc[0] = tc0_table[index_a][bS[0]]; tc[1] = tc0_table[index_a][bS[1]]; tc[2] = tc0_table[index_a][bS[2]]; tc[3] = tc0_table[index_a][bS[3]]; h->h264dsp.h264_h_loop_filter_luma(pix, stride, alpha, beta, tc); } else { h->h264dsp.h264_h_loop_filter_luma_intra(pix, stride, alpha, beta); } } static av_always_inline void filter_mb_edgecv(uint8_t *pix, int stride, const int16_t bS[4], unsigned int qp, int a, int b, const H264Context *h, int intra) { const unsigned int index_a = qp + a; const int alpha = alpha_table[index_a]; const int beta = beta_table[qp + b]; if (alpha ==0 || beta == 0) return; if( bS[0] < 4 || !intra ) { int8_t tc[4]; tc[0] = tc0_table[index_a][bS[0]]+1; tc[1] = tc0_table[index_a][bS[1]]+1; tc[2] = tc0_table[index_a][bS[2]]+1; tc[3] = tc0_table[index_a][bS[3]]+1; h->h264dsp.h264_h_loop_filter_chroma(pix, stride, alpha, beta, tc); } else { h->h264dsp.h264_h_loop_filter_chroma_intra(pix, stride, alpha, beta); } } static av_always_inline void filter_mb_mbaff_edgev(const H264Context *h, uint8_t *pix, int stride, const int16_t bS[7], int bsi, int qp, int a, int b, int intra) { const unsigned int index_a = qp + a; const int alpha = alpha_table[index_a]; const int beta = beta_table[qp + b]; if (alpha ==0 || beta == 0) return; if( bS[0] < 4 || !intra ) { int8_t tc[4]; tc[0] = tc0_table[index_a][bS[0*bsi]]; tc[1] = tc0_table[index_a][bS[1*bsi]]; tc[2] = tc0_table[index_a][bS[2*bsi]]; tc[3] = tc0_table[index_a][bS[3*bsi]]; h->h264dsp.h264_h_loop_filter_luma_mbaff(pix, stride, alpha, beta, tc); } else { h->h264dsp.h264_h_loop_filter_luma_mbaff_intra(pix, stride, alpha, beta); } } static av_always_inline void filter_mb_mbaff_edgecv(const H264Context *h, uint8_t *pix, int stride, const int16_t bS[7], int bsi, int qp, int a, int b, int intra) { const unsigned int index_a = qp + a; const int alpha = alpha_table[index_a]; const int beta = beta_table[qp + b]; if (alpha ==0 || beta == 0) return; if( bS[0] < 4 || !intra ) { int8_t tc[4]; tc[0] = tc0_table[index_a][bS[0*bsi]] + 1; tc[1] = tc0_table[index_a][bS[1*bsi]] + 1; tc[2] = tc0_table[index_a][bS[2*bsi]] + 1; tc[3] = tc0_table[index_a][bS[3*bsi]] + 1; h->h264dsp.h264_h_loop_filter_chroma_mbaff(pix, stride, alpha, beta, tc); } else { h->h264dsp.h264_h_loop_filter_chroma_mbaff_intra(pix, stride, alpha, beta); } } static av_always_inline void filter_mb_edgeh(uint8_t *pix, int stride, const int16_t bS[4], unsigned int qp, int a, int b, const H264Context *h, int intra) { const unsigned int index_a = qp + a; const int alpha = alpha_table[index_a]; const int beta = beta_table[qp + b]; if (alpha ==0 || beta == 0) return; if( bS[0] < 4 || !intra ) { int8_t tc[4]; tc[0] = tc0_table[index_a][bS[0]]; tc[1] = tc0_table[index_a][bS[1]]; tc[2] = tc0_table[index_a][bS[2]]; tc[3] = tc0_table[index_a][bS[3]]; h->h264dsp.h264_v_loop_filter_luma(pix, stride, alpha, beta, tc); } else { h->h264dsp.h264_v_loop_filter_luma_intra(pix, stride, alpha, beta); } } static av_always_inline void filter_mb_edgech(uint8_t *pix, int stride, const int16_t bS[4], unsigned int qp, int a, int b, const H264Context *h, int intra) { const unsigned int index_a = qp + a; const int alpha = alpha_table[index_a]; const int beta = beta_table[qp + b]; if (alpha ==0 || beta == 0) return; if( bS[0] < 4 || !intra ) { int8_t tc[4]; tc[0] = tc0_table[index_a][bS[0]]+1; tc[1] = tc0_table[index_a][bS[1]]+1; tc[2] = tc0_table[index_a][bS[2]]+1; tc[3] = tc0_table[index_a][bS[3]]+1; h->h264dsp.h264_v_loop_filter_chroma(pix, stride, alpha, beta, tc); } else { h->h264dsp.h264_v_loop_filter_chroma_intra(pix, stride, alpha, beta); } } static av_always_inline void h264_filter_mb_fast_internal(const H264Context *h, H264SliceContext *sl, 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 pixel_shift) { int chroma = CHROMA(h) && !(CONFIG_GRAY && (h->flags & AV_CODEC_FLAG_GRAY)); int chroma444 = CHROMA444(h); int chroma422 = CHROMA422(h); int mb_xy = sl->mb_xy; int left_type = sl->left_type[LTOP]; int top_type = sl->top_type; int qp_bd_offset = 6 * (h->sps.bit_depth_luma - 8); int a = 52 + sl->slice_alpha_c0_offset - qp_bd_offset; int b = 52 + sl->slice_beta_offset - qp_bd_offset; int mb_type = h->cur_pic.mb_type[mb_xy]; int qp = h->cur_pic.qscale_table[mb_xy]; int qp0 = h->cur_pic.qscale_table[mb_xy - 1]; int qp1 = h->cur_pic.qscale_table[sl->top_mb_xy]; int qpc = get_chroma_qp( h, 0, qp ); int qpc0 = get_chroma_qp( h, 0, qp0 ); int 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; if( IS_INTRA(mb_type) ) { static const int16_t bS4[4] = {4,4,4,4}; static const int16_t bS3[4] = {3,3,3,3}; const int16_t *bSH = FIELD_PICTURE(h) ? bS3 : bS4; if(left_type) filter_mb_edgev( &img_y[4*0<<pixel_shift], linesize, bS4, qp0, a, b, h, 1); if( IS_8x8DCT(mb_type) ) { filter_mb_edgev( &img_y[4*2<<pixel_shift], linesize, bS3, qp, a, b, h, 0); if(top_type){ filter_mb_edgeh( &img_y[4*0*linesize], linesize, bSH, qp1, a, b, h, 1); } filter_mb_edgeh( &img_y[4*2*linesize], linesize, bS3, qp, a, b, h, 0); } else { filter_mb_edgev( &img_y[4*1<<pixel_shift], linesize, bS3, qp, a, b, h, 0); filter_mb_edgev( &img_y[4*2<<pixel_shift], linesize, bS3, qp, a, b, h, 0); filter_mb_edgev( &img_y[4*3<<pixel_shift], linesize, bS3, qp, a, b, h, 0); if(top_type){ filter_mb_edgeh( &img_y[4*0*linesize], linesize, bSH, qp1, a, b, h, 1); } filter_mb_edgeh( &img_y[4*1*linesize], linesize, bS3, qp, a, b, h, 0); filter_mb_edgeh( &img_y[4*2*linesize], linesize, bS3, qp, a, b, h, 0); filter_mb_edgeh( &img_y[4*3*linesize], linesize, bS3, qp, a, b, h, 0); } if(chroma){ if(chroma444){ if(left_type){ filter_mb_edgev( &img_cb[4*0<<pixel_shift], linesize, bS4, qpc0, a, b, h, 1); filter_mb_edgev( &img_cr[4*0<<pixel_shift], linesize, bS4, qpc0, a, b, h, 1); } if( IS_8x8DCT(mb_type) ) { filter_mb_edgev( &img_cb[4*2<<pixel_shift], linesize, bS3, qpc, a, b, h, 0); filter_mb_edgev( &img_cr[4*2<<pixel_shift], linesize, bS3, qpc, a, b, h, 0); if(top_type){ filter_mb_edgeh( &img_cb[4*0*linesize], linesize, bSH, qpc1, a, b, h, 1 ); filter_mb_edgeh( &img_cr[4*0*linesize], linesize, bSH, qpc1, a, b, h, 1 ); } filter_mb_edgeh( &img_cb[4*2*linesize], linesize, bS3, qpc, a, b, h, 0); filter_mb_edgeh( &img_cr[4*2*linesize], linesize, bS3, qpc, a, b, h, 0); } else { filter_mb_edgev( &img_cb[4*1<<pixel_shift], linesize, bS3, qpc, a, b, h, 0); filter_mb_edgev( &img_cr[4*1<<pixel_shift], linesize, bS3, qpc, a, b, h, 0); filter_mb_edgev( &img_cb[4*2<<pixel_shift], linesize, bS3, qpc, a, b, h, 0); filter_mb_edgev( &img_cr[4*2<<pixel_shift], linesize, bS3, qpc, a, b, h, 0); filter_mb_edgev( &img_cb[4*3<<pixel_shift], linesize, bS3, qpc, a, b, h, 0); filter_mb_edgev( &img_cr[4*3<<pixel_shift], linesize, bS3, qpc, a, b, h, 0); if(top_type){ filter_mb_edgeh( &img_cb[4*0*linesize], linesize, bSH, qpc1, a, b, h, 1); filter_mb_edgeh( &img_cr[4*0*linesize], linesize, bSH, qpc1, a, b, h, 1); } filter_mb_edgeh( &img_cb[4*1*linesize], linesize, bS3, qpc, a, b, h, 0); filter_mb_edgeh( &img_cr[4*1*linesize], linesize, bS3, qpc, a, b, h, 0); filter_mb_edgeh( &img_cb[4*2*linesize], linesize, bS3, qpc, a, b, h, 0); filter_mb_edgeh( &img_cr[4*2*linesize], linesize, bS3, qpc, a, b, h, 0); 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<<pixel_shift], uvlinesize, bS4, qpc0, a, b, h, 1); filter_mb_edgecv(&img_cr[2*0<<pixel_shift], uvlinesize, bS4, qpc0, a, b, h, 1); } filter_mb_edgecv(&img_cb[2*2<<pixel_shift], uvlinesize, bS3, qpc, a, b, h, 0); filter_mb_edgecv(&img_cr[2*2<<pixel_shift], uvlinesize, bS3, qpc, a, b, h, 0); if(top_type){ filter_mb_edgech(&img_cb[4*0*uvlinesize], uvlinesize, bSH, qpc1, a, b, h, 1); filter_mb_edgech(&img_cr[4*0*uvlinesize], uvlinesize, bSH, qpc1, a, b, h, 1); } filter_mb_edgech(&img_cb[4*1*uvlinesize], uvlinesize, bS3, qpc, a, b, h, 0); filter_mb_edgech(&img_cr[4*1*uvlinesize], uvlinesize, bS3, qpc, a, b, h, 0); filter_mb_edgech(&img_cb[4*2*uvlinesize], uvlinesize, bS3, qpc, a, b, h, 0); filter_mb_edgech(&img_cr[4*2*uvlinesize], uvlinesize, bS3, qpc, a, b, h, 0); filter_mb_edgech(&img_cb[4*3*uvlinesize], uvlinesize, bS3, qpc, a, b, h, 0); filter_mb_edgech(&img_cr[4*3*uvlinesize], uvlinesize, bS3, qpc, a, b, h, 0); }else{ if(left_type){ filter_mb_edgecv( &img_cb[2*0<<pixel_shift], uvlinesize, bS4, qpc0, a, b, h, 1); filter_mb_edgecv( &img_cr[2*0<<pixel_shift], uvlinesize, bS4, qpc0, a, b, h, 1); } filter_mb_edgecv( &img_cb[2*2<<pixel_shift], uvlinesize, bS3, qpc, a, b, h, 0); filter_mb_edgecv( &img_cr[2*2<<pixel_shift], uvlinesize, bS3, qpc, a, b, h, 0); if(top_type){ filter_mb_edgech( &img_cb[2*0*uvlinesize], uvlinesize, bSH, qpc1, a, b, h, 1); filter_mb_edgech( &img_cr[2*0*uvlinesize], uvlinesize, bSH, qpc1, a, b, h, 1); } filter_mb_edgech( &img_cb[2*2*uvlinesize], uvlinesize, bS3, qpc, a, b, h, 0); filter_mb_edgech( &img_cr[2*2*uvlinesize], uvlinesize, bS3, qpc, a, b, h, 0); } } return; } else { LOCAL_ALIGNED(8, int16_t, bS, [2], [4][4]); int edges; if( IS_8x8DCT(mb_type) && (sl->cbp&7) == 7 && !chroma444 ) { edges = 4; AV_WN64A(bS[0][0], 0x0002000200020002ULL); AV_WN64A(bS[0][2], 0x0002000200020002ULL); AV_WN64A(bS[1][0], 0x0002000200020002ULL); AV_WN64A(bS[1][2], 0x0002000200020002ULL); } else { int mask_edge1 = (3*(((5*mb_type)>>5)&1)) | (mb_type>>4); //(mb_type & (MB_TYPE_16x16 | MB_TYPE_8x16)) ? 3 : (mb_type & MB_TYPE_16x8) ? 1 : 0; int mask_edge0 = 3*((mask_edge1>>1) & ((5*left_type)>>5)&1); // (mb_type & (MB_TYPE_16x16 | MB_TYPE_8x16)) && (h->left_type[LTOP] & (MB_TYPE_16x16 | MB_TYPE_8x16)) ? 3 : 0; int step = 1+(mb_type>>24); //IS_8x8DCT(mb_type) ? 2 : 1; edges = 4 - 3*((mb_type>>3) & !(sl->cbp & 15)); //(mb_type & MB_TYPE_16x16) && !(h->cbp & 15) ? 1 : 4; h->h264dsp.h264_loop_filter_strength(bS, sl->non_zero_count_cache, sl->ref_cache, sl->mv_cache, sl->list_count==2, edges, step, mask_edge0, mask_edge1, FIELD_PICTURE(h)); } if( IS_INTRA(left_type) ) AV_WN64A(bS[0][0], 0x0004000400040004ULL); if( IS_INTRA(top_type) ) AV_WN64A(bS[1][0], FIELD_PICTURE(h) ? 0x0003000300030003ULL : 0x0004000400040004ULL); #define FILTER(hv,dir,edge,intra)\ if(AV_RN64A(bS[dir][edge])) { \ filter_mb_edge##hv( &img_y[4*edge*(dir?linesize:1<<pixel_shift)], linesize, bS[dir][edge], edge ? qp : qp##dir, a, b, h, intra );\ if(chroma){\ if(chroma444){\ filter_mb_edge##hv( &img_cb[4*edge*(dir?linesize:1<<pixel_shift)], linesize, bS[dir][edge], edge ? qpc : qpc##dir, a, b, h, intra );\ filter_mb_edge##hv( &img_cr[4*edge*(dir?linesize:1<<pixel_shift)], linesize, bS[dir][edge], edge ? qpc : qpc##dir, a, b, h, intra );\ } else if(!(edge&1)) {\ filter_mb_edgec##hv( &img_cb[2*edge*(dir?uvlinesize:1<<pixel_shift)], uvlinesize, bS[dir][edge], edge ? qpc : qpc##dir, a, b, h, intra );\ filter_mb_edgec##hv( &img_cr[2*edge*(dir?uvlinesize:1<<pixel_shift)], uvlinesize, bS[dir][edge], edge ? qpc : qpc##dir, a, b, h, intra );\ }\ }\ } if(left_type) FILTER(v,0,0,1); if( edges == 1 ) { if(top_type) FILTER(h,1,0,1); } else if( IS_8x8DCT(mb_type) ) { FILTER(v,0,2,0); if(top_type) FILTER(h,1,0,1); FILTER(h,1,2,0); } else { FILTER(v,0,1,0); FILTER(v,0,2,0); FILTER(v,0,3,0); if(top_type) FILTER(h,1,0,1); FILTER(h,1,1,0); FILTER(h,1,2,0); FILTER(h,1,3,0); } #undef FILTER } } void ff_h264_filter_mb_fast(const H264Context *h, H264SliceContext *sl, int mb_x, int mb_y, uint8_t *img_y, uint8_t *img_cb, uint8_t *img_cr, unsigned int linesize, unsigned int uvlinesize) { av_assert2(!FRAME_MBAFF(h)); if(!h->h264dsp.h264_loop_filter_strength || h->pps.chroma_qp_diff) { ff_h264_filter_mb(h, sl, mb_x, mb_y, img_y, img_cb, img_cr, linesize, uvlinesize); return; } #if CONFIG_SMALL h264_filter_mb_fast_internal(h, sl, mb_x, mb_y, img_y, img_cb, img_cr, linesize, uvlinesize, h->pixel_shift); #else if(h->pixel_shift){ h264_filter_mb_fast_internal(h, sl, mb_x, mb_y, img_y, img_cb, img_cr, linesize, uvlinesize, 1); }else{ h264_filter_mb_fast_internal(h, sl, mb_x, mb_y, img_y, img_cb, img_cr, linesize, uvlinesize, 0); } #endif } static int check_mv(H264SliceContext *sl, long b_idx, long bn_idx, int mvy_limit) { int v; v = sl->ref_cache[0][b_idx] != sl->ref_cache[0][bn_idx]; if (!v && sl->ref_cache[0][b_idx] != -1) v = sl->mv_cache[0][b_idx][0] - sl->mv_cache[0][bn_idx][0] + 3 >= 7U | FFABS(sl->mv_cache[0][b_idx][1] - sl->mv_cache[0][bn_idx][1]) >= mvy_limit; if (sl->list_count == 2) { if(!v) v = sl->ref_cache[1][b_idx] != sl->ref_cache[1][bn_idx] | sl->mv_cache[1][b_idx][0] - sl->mv_cache[1][bn_idx][0] + 3 >= 7U | FFABS(sl->mv_cache[1][b_idx][1] - sl->mv_cache[1][bn_idx][1]) >= mvy_limit; if(v){ if (sl->ref_cache[0][b_idx] != sl->ref_cache[1][bn_idx] | sl->ref_cache[1][b_idx] != sl->ref_cache[0][bn_idx]) return 1; return sl->mv_cache[0][b_idx][0] - sl->mv_cache[1][bn_idx][0] + 3 >= 7U | FFABS(sl->mv_cache[0][b_idx][1] - sl->mv_cache[1][bn_idx][1]) >= mvy_limit | sl->mv_cache[1][b_idx][0] - sl->mv_cache[0][bn_idx][0] + 3 >= 7U | FFABS(sl->mv_cache[1][b_idx][1] - sl->mv_cache[0][bn_idx][1]) >= mvy_limit; } } return v; } static av_always_inline void filter_mb_dir(const H264Context *h, H264SliceContext *sl, 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 a, int b, int chroma, int dir) { int edge; int chroma_qp_avg[2]; int chroma444 = CHROMA444(h); int chroma422 = CHROMA422(h); const int mbm_xy = dir == 0 ? mb_xy -1 : sl->top_mb_xy; const int mbm_type = dir == 0 ? sl->left_type[LTOP] : sl->top_type; // how often to recheck mv-based bS when iterating between edges static const uint8_t mask_edge_tab[2][8]={{0,3,3,3,1,1,1,1}, {0,3,1,1,3,3,3,3}}; const int mask_edge = mask_edge_tab[dir][(mb_type>>3)&7]; const int edges = mask_edge== 3 && !(sl->cbp&15) ? 1 : 4; // 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(mbm_type && !first_vertical_edge_done){ if (FRAME_MBAFF(h) && (dir == 1) && ((mb_y&1) == 0) && IS_INTERLACED(mbm_type&~mb_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. // unsigned int tmp_linesize = 2 * linesize; unsigned int tmp_uvlinesize = 2 * uvlinesize; int mbn_xy = mb_xy - 2 * h->mb_stride; int j; for(j=0; j<2; j++, mbn_xy += h->mb_stride){ LOCAL_ALIGNED(8, int16_t, bS, [4]); int qp; if (IS_INTRA(mb_type | h->cur_pic.mb_type[mbn_xy])) { AV_WN64A(bS, 0x0003000300030003ULL); } else { if (!CABAC(h) && IS_8x8DCT(h->cur_pic.mb_type[mbn_xy])) { bS[0]= 1+((h->cbp_table[mbn_xy] & 0x4000) || sl->non_zero_count_cache[scan8[0]+0]); bS[1]= 1+((h->cbp_table[mbn_xy] & 0x4000) || sl->non_zero_count_cache[scan8[0]+1]); bS[2]= 1+((h->cbp_table[mbn_xy] & 0x8000) || sl->non_zero_count_cache[scan8[0]+2]); bS[3]= 1+((h->cbp_table[mbn_xy] & 0x8000) || sl->non_zero_count_cache[scan8[0]+3]); }else{ const uint8_t *mbn_nnz = h->non_zero_count[mbn_xy] + 3*4; int i; for( i = 0; i < 4; i++ ) { bS[i] = 1 + !!(sl->non_zero_count_cache[scan8[0]+i] | mbn_nnz[i]); } } } // Do not use s->qscale as luma quantizer because it has not the same // value in IPCM macroblocks. qp = (h->cur_pic.qscale_table[mb_xy] + h->cur_pic.qscale_table[mbn_xy] + 1) >> 1; ff_tlog(h->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++) ff_tlog(h->avctx, " bS[%d]:%d", i, bS[i]); ff_tlog(h->avctx, "\n"); } filter_mb_edgeh( &img_y[j*linesize], tmp_linesize, bS, qp, a, b, h, 0 ); chroma_qp_avg[0] = (sl->chroma_qp[0] + get_chroma_qp(h, 0, h->cur_pic.qscale_table[mbn_xy]) + 1) >> 1; chroma_qp_avg[1] = (sl->chroma_qp[1] + get_chroma_qp(h, 1, h->cur_pic.qscale_table[mbn_xy]) + 1) >> 1; if (chroma) { if (chroma444) { filter_mb_edgeh (&img_cb[j*uvlinesize], tmp_uvlinesize, bS, chroma_qp_avg[0], a, b, h, 0); filter_mb_edgeh (&img_cr[j*uvlinesize], tmp_uvlinesize, bS, chroma_qp_avg[1], a, b, h, 0); } else { filter_mb_edgech(&img_cb[j*uvlinesize], tmp_uvlinesize, bS, chroma_qp_avg[0], a, b, h, 0); filter_mb_edgech(&img_cr[j*uvlinesize], tmp_uvlinesize, bS, chroma_qp_avg[1], a, b, h, 0); } } } }else{ LOCAL_ALIGNED(8, int16_t, bS, [4]); int qp; if( IS_INTRA(mb_type|mbm_type)) { AV_WN64A(bS, 0x0003000300030003ULL); if ( (!IS_INTERLACED(mb_type|mbm_type)) || ((FRAME_MBAFF(h) || (h->picture_structure != PICT_FRAME)) && (dir == 0)) ) AV_WN64A(bS, 0x0004000400040004ULL); } else { int i; int mv_done; if( dir && FRAME_MBAFF(h) && IS_INTERLACED(mb_type ^ mbm_type)) { AV_WN64A(bS, 0x0001000100010001ULL); mv_done = 1; } else if( mask_par0 && ((mbm_type & (MB_TYPE_16x16 | (MB_TYPE_8x16 >> dir)))) ) { int b_idx= 8 + 4; int bn_idx= b_idx - (dir ? 8:1); bS[0] = bS[1] = bS[2] = bS[3] = check_mv(sl, 8 + 4, bn_idx, mvy_limit); mv_done = 1; } else mv_done = 0; for( i = 0; i < 4; i++ ) { int x = dir == 0 ? 0 : i; int y = dir == 0 ? i : 0; int b_idx= 8 + 4 + x + 8*y; int bn_idx= b_idx - (dir ? 8:1); if (sl->non_zero_count_cache[b_idx] | sl->non_zero_count_cache[bn_idx]) { bS[i] = 2; } else if(!mv_done) { bS[i] = check_mv(sl, b_idx, bn_idx, mvy_limit); } } } /* Filter edge */ // Do not use s->qscale as luma quantizer because it has not the same // value in IPCM macroblocks. if(bS[0]+bS[1]+bS[2]+bS[3]){ qp = (h->cur_pic.qscale_table[mb_xy] + h->cur_pic.qscale_table[mbm_xy] + 1) >> 1; //ff_tlog(h->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[0], h->cur_pic.qscale_table[mbn_xy]); ff_tlog(h->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++) ff_tlog(h->avctx, " bS[%d]:%d", i, bS[i]); ff_tlog(h->avctx, "\n"); } chroma_qp_avg[0] = (sl->chroma_qp[0] + get_chroma_qp(h, 0, h->cur_pic.qscale_table[mbm_xy]) + 1) >> 1; chroma_qp_avg[1] = (sl->chroma_qp[1] + get_chroma_qp(h, 1, h->cur_pic.qscale_table[mbm_xy]) + 1) >> 1; if( dir == 0 ) { filter_mb_edgev( &img_y[0], linesize, bS, qp, a, b, h, 1 ); if (chroma) { if (chroma444) { filter_mb_edgev ( &img_cb[0], uvlinesize, bS, chroma_qp_avg[0], a, b, h, 1); filter_mb_edgev ( &img_cr[0], uvlinesize, bS, chroma_qp_avg[1], a, b, h, 1); } else { filter_mb_edgecv( &img_cb[0], uvlinesize, bS, chroma_qp_avg[0], a, b, h, 1); filter_mb_edgecv( &img_cr[0], uvlinesize, bS, chroma_qp_avg[1], a, b, h, 1); } } } else { filter_mb_edgeh( &img_y[0], linesize, bS, qp, a, b, h, 1 ); if (chroma) { if (chroma444) { filter_mb_edgeh ( &img_cb[0], uvlinesize, bS, chroma_qp_avg[0], a, b, h, 1); filter_mb_edgeh ( &img_cr[0], uvlinesize, bS, chroma_qp_avg[1], a, b, h, 1); } else { filter_mb_edgech( &img_cb[0], uvlinesize, bS, chroma_qp_avg[0], a, b, h, 1); filter_mb_edgech( &img_cr[0], uvlinesize, bS, chroma_qp_avg[1], a, b, h, 1); } } } } } } /* Calculate bS */ for( edge = 1; edge < edges; edge++ ) { LOCAL_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 (!deblock_edge && (!chroma422 || dir == 0)) continue; if( IS_INTRA(mb_type)) { AV_WN64A(bS, 0x0003000300030003ULL); } else { int i; int mv_done; if( edge & mask_edge ) { AV_ZERO64(bS); mv_done = 1; } else if( mask_par0 ) { int b_idx= 8 + 4 + edge * (dir ? 8:1); int bn_idx= b_idx - (dir ? 8:1); bS[0] = bS[1] = bS[2] = bS[3] = check_mv(sl, b_idx, bn_idx, mvy_limit); 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 (sl->non_zero_count_cache[b_idx] | sl->non_zero_count_cache[bn_idx]) { bS[i] = 2; } else if(!mv_done) { bS[i] = check_mv(sl, b_idx, bn_idx, mvy_limit); } } 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 = h->cur_pic.qscale_table[mb_xy]; //ff_tlog(h->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[0], h->cur_pic.qscale_table[mbn_xy]); ff_tlog(h->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++) ff_tlog(h->avctx, " bS[%d]:%d", i, bS[i]); ff_tlog(h->avctx, "\n"); } if( dir == 0 ) { filter_mb_edgev( &img_y[4*edge << h->pixel_shift], linesize, bS, qp, a, b, h, 0 ); if (chroma) { if (chroma444) { filter_mb_edgev ( &img_cb[4*edge << h->pixel_shift], uvlinesize, bS, sl->chroma_qp[0], a, b, h, 0); filter_mb_edgev ( &img_cr[4*edge << h->pixel_shift], uvlinesize, bS, sl->chroma_qp[1], a, b, h, 0); } else if( (edge&1) == 0 ) { filter_mb_edgecv( &img_cb[2*edge << h->pixel_shift], uvlinesize, bS, sl->chroma_qp[0], a, b, h, 0); filter_mb_edgecv( &img_cr[2*edge << h->pixel_shift], uvlinesize, bS, sl->chroma_qp[1], a, b, h, 0); } } } else { 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, sl->chroma_qp[0], a, b, h, 0); filter_mb_edgech(&img_cr[4*edge*uvlinesize], uvlinesize, bS, sl->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, sl->chroma_qp[0], a, b, h, 0); filter_mb_edgeh (&img_cr[4*edge*uvlinesize], uvlinesize, bS, sl->chroma_qp[1], a, b, h, 0); } else if ((edge&1) == 0) { filter_mb_edgech(&img_cb[2*edge*uvlinesize], uvlinesize, bS, sl->chroma_qp[0], a, b, h, 0); filter_mb_edgech(&img_cr[2*edge*uvlinesize], uvlinesize, bS, sl->chroma_qp[1], a, b, h, 0); } } } } } } void ff_h264_filter_mb(const H264Context *h, H264SliceContext *sl, int mb_x, int mb_y, uint8_t *img_y, uint8_t *img_cb, uint8_t *img_cr, unsigned int linesize, unsigned int uvlinesize) { const int mb_xy= mb_x + mb_y*h->mb_stride; const int mb_type = h->cur_pic.mb_type[mb_xy]; const int mvy_limit = IS_INTERLACED(mb_type) ? 2 : 4; int first_vertical_edge_done = 0; int chroma = CHROMA(h) && !(CONFIG_GRAY && (h->flags & AV_CODEC_FLAG_GRAY)); int qp_bd_offset = 6 * (h->sps.bit_depth_luma - 8); int a = 52 + sl->slice_alpha_c0_offset - qp_bd_offset; int b = 52 + sl->slice_beta_offset - qp_bd_offset; if (FRAME_MBAFF(h) // and current and left pair do not have the same interlaced type && IS_INTERLACED(mb_type ^ sl->left_type[LTOP]) // and left mb is in available to us && sl->left_type[LTOP]) { /* First vertical edge is different in MBAFF frames * There are 8 different bS to compute and 2 different Qp */ LOCAL_ALIGNED(8, 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) ) { AV_WN64A(&bS[0], 0x0004000400040004ULL); AV_WN64A(&bS[4], 0x0004000400040004ULL); } else { static const uint8_t offset[2][2][8]={ { {3+4*0, 3+4*0, 3+4*0, 3+4*0, 3+4*1, 3+4*1, 3+4*1, 3+4*1}, {3+4*2, 3+4*2, 3+4*2, 3+4*2, 3+4*3, 3+4*3, 3+4*3, 3+4*3}, },{ {3+4*0, 3+4*1, 3+4*2, 3+4*3, 3+4*0, 3+4*1, 3+4*2, 3+4*3}, {3+4*0, 3+4*1, 3+4*2, 3+4*3, 3+4*0, 3+4*1, 3+4*2, 3+4*3}, } }; const uint8_t *off= offset[MB_FIELD(sl)][mb_y&1]; for( i = 0; i < 8; i++ ) { int j= MB_FIELD(sl) ? i>>2 : i&1; int mbn_xy = sl->left_mb_xy[LEFT(j)]; int mbn_type = sl->left_type[LEFT(j)]; if( IS_INTRA( mbn_type ) ) bS[i] = 4; else{ bS[i] = 1 + !!(sl->non_zero_count_cache[12+8*(i>>1)] | ((!h->pps.cabac && IS_8x8DCT(mbn_type)) ? (h->cbp_table[mbn_xy] & (((MB_FIELD(sl) ? (i&2) : (mb_y&1)) ? 8 : 2) << 12)) : h->non_zero_count[mbn_xy][ off[i] ])); } } } mb_qp = h->cur_pic.qscale_table[mb_xy]; mbn0_qp = h->cur_pic.qscale_table[sl->left_mb_xy[0]]; mbn1_qp = h->cur_pic.qscale_table[sl->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 */ ff_tlog(h->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++) ff_tlog(h->avctx, " bS[%d]:%d", i, bS[i]); ff_tlog(h->avctx, "\n"); } if (MB_FIELD(sl)) { filter_mb_mbaff_edgev ( h, img_y , linesize, bS , 1, qp [0], a, b, 1 ); filter_mb_mbaff_edgev ( h, img_y + 8* linesize, linesize, bS+4, 1, qp [1], a, b, 1 ); if (chroma){ if (CHROMA444(h)) { filter_mb_mbaff_edgev ( h, img_cb, uvlinesize, bS , 1, bqp[0], a, b, 1 ); 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(h)) { 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 ); filter_mb_mbaff_edgecv( h, img_cr, uvlinesize, bS , 1, rqp[0], a, b, 1 ); filter_mb_mbaff_edgecv( h, img_cr + 4*uvlinesize, uvlinesize, bS+4, 1, rqp[1], a, b, 1 ); } } }else{ filter_mb_mbaff_edgev ( h, img_y , 2* linesize, bS , 2, qp [0], a, b, 1 ); filter_mb_mbaff_edgev ( h, img_y + linesize, 2* linesize, bS+1, 2, qp [1], a, b, 1 ); if (chroma){ if (CHROMA444(h)) { filter_mb_mbaff_edgev ( h, img_cb, 2*uvlinesize, bS , 2, bqp[0], a, b, 1 ); filter_mb_mbaff_edgev ( h, img_cb + uvlinesize, 2*uvlinesize, bS+1, 2, bqp[1], a, b, 1 ); filter_mb_mbaff_edgev ( h, img_cr, 2*uvlinesize, bS , 2, rqp[0], a, b, 1 ); filter_mb_mbaff_edgev ( h, img_cr + uvlinesize, 2*uvlinesize, bS+1, 2, rqp[1], a, b, 1 ); }else{ filter_mb_mbaff_edgecv( h, img_cb, 2*uvlinesize, bS , 2, bqp[0], a, b, 1 ); filter_mb_mbaff_edgecv( h, img_cb + uvlinesize, 2*uvlinesize, bS+1, 2, bqp[1], a, b, 1 ); filter_mb_mbaff_edgecv( h, img_cr, 2*uvlinesize, bS , 2, rqp[0], a, b, 1 ); filter_mb_mbaff_edgecv( h, img_cr + uvlinesize, 2*uvlinesize, bS+1, 2, rqp[1], a, b, 1 ); } } } } #if CONFIG_SMALL { int dir; for (dir = 0; dir < 2; dir++) filter_mb_dir(h, sl, 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, sl, 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, sl, mb_x, mb_y, img_y, img_cb, img_cr, linesize, uvlinesize, mb_xy, mb_type, mvy_limit, 0, a, b, chroma, 1); #endif }