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FFmpeg/libavcodec/h264_loopfilter.c

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  1. /*

  2.  * H.26L/H.264/AVC/JVT/14496-10/... loop filter

  3.  * Copyright (c) 2003 Michael Niedermayer <michaelni@gmx.at>

  4.  *

  5.  * This file is part of Libav.

  6.  *

  7.  * Libav is free software; you can redistribute it and/or

  8.  * modify it under the terms of the GNU Lesser General Public

  9.  * License as published by the Free Software Foundation; either

  10.  * version 2.1 of the License, or (at your option) any later version.

  11.  *

  12.  * Libav is distributed in the hope that it will be useful,

  13.  * but WITHOUT ANY WARRANTY; without even the implied warranty of

  14.  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

  15.  * Lesser General Public License for more details.

  16.  *

  17.  * You should have received a copy of the GNU Lesser General Public

  18.  * License along with Libav; if not, write to the Free Software

  19.  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA

  20.  */

  21. 

  22. /**

  23.  * @file

  24.  * H.264 / AVC / MPEG4 part10 loop filter.

  25.  * @author Michael Niedermayer <michaelni@gmx.at>

  26.  */

  27. 

  28. #include "libavutil/intreadwrite.h"

  29. #include "internal.h"

  30. #include "dsputil.h"

  31. #include "avcodec.h"

  32. #include "mpegvideo.h"

  33. #include "h264.h"

  34. #include "mathops.h"

  35. #include "rectangle.h"

  36. 

  37. //#undef NDEBUG

  38. #include <assert.h>

  39. 

  40. /* Deblocking filter (p153) */

  41. static const uint8_t alpha_table[52*3] = {

  42.      0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,

  43.      0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,

  44.      0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,

  45.      0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,

  46.      0,  0,  0,  0,  0,  0,  0,  0,  0,  0,

  47.      0,  0,  0,  0,  0,  0,  4,  4,  5,  6,

  48.      7,  8,  9, 10, 12, 13, 15, 17, 20, 22,

  49.     25, 28, 32, 36, 40, 45, 50, 56, 63, 71,

  50.     80, 90,101,113,127,144,162,182,203,226,

  51.    255,255,

  52.    255,255,255,255,255,255,255,255,255,255,255,255,255,

  53.    255,255,255,255,255,255,255,255,255,255,255,255,255,

  54.    255,255,255,255,255,255,255,255,255,255,255,255,255,

  55.    255,255,255,255,255,255,255,255,255,255,255,255,255,

  56. };

  57. static const uint8_t beta_table[52*3] = {

  58.      0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,

  59.      0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,

  60.      0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,

  61.      0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,

  62.      0,  0,  0,  0,  0,  0,  0,  0,  0,  0,

  63.      0,  0,  0,  0,  0,  0,  2,  2,  2,  3,

  64.      3,  3,  3,  4,  4,  4,  6,  6,  7,  7,

  65.      8,  8,  9,  9, 10, 10, 11, 11, 12, 12,

  66.     13, 13, 14, 14, 15, 15, 16, 16, 17, 17,

  67.     18, 18,

  68.     18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18,

  69.     18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18,

  70.     18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18,

  71.     18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18,

  72. };

  73. static const uint8_t tc0_table[52*3][4] = {

  74.     {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 },

  75.     {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 },

  76.     {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 },

  77.     {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 },

  78.     {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 },

  79.     {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 },

  80.     {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 },

  81.     {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 },

  82.     {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 },

  83.     {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 },

  84.     {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 },

  85.     {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 1 },

  86.     {-1, 0, 0, 1 }, {-1, 0, 0, 1 }, {-1, 0, 0, 1 }, {-1, 0, 1, 1 }, {-1, 0, 1, 1 }, {-1, 1, 1, 1 },

  87.     {-1, 1, 1, 1 }, {-1, 1, 1, 1 }, {-1, 1, 1, 1 }, {-1, 1, 1, 2 }, {-1, 1, 1, 2 }, {-1, 1, 1, 2 },

  88.     {-1, 1, 1, 2 }, {-1, 1, 2, 3 }, {-1, 1, 2, 3 }, {-1, 2, 2, 3 }, {-1, 2, 2, 4 }, {-1, 2, 3, 4 },

  89.     {-1, 2, 3, 4 }, {-1, 3, 3, 5 }, {-1, 3, 4, 6 }, {-1, 3, 4, 6 }, {-1, 4, 5, 7 }, {-1, 4, 5, 8 },

  90.     {-1, 4, 6, 9 }, {-1, 5, 7,10 }, {-1, 6, 8,11 }, {-1, 6, 8,13 }, {-1, 7,10,14 }, {-1, 8,11,16 },

  91.     {-1, 9,12,18 }, {-1,10,13,20 }, {-1,11,15,23 }, {-1,13,17,25 },

  92.     {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 },

  93.     {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 },

  94.     {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 },

  95.     {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 },

  96.     {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 },

  97.     {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 },

  98.     {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 },

  99.     {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 },

  100.     {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 },

  101. };

  102. 

  103. static void av_always_inline filter_mb_edgev( uint8_t *pix, int stride, const int16_t bS[4], unsigned int qp, H264Context *h) {

  104.     const int qp_bd_offset = 6 * (h->sps.bit_depth_luma - 8);

  105.     const unsigned int index_a = qp - qp_bd_offset + h->slice_alpha_c0_offset;

  106.     const int alpha = alpha_table[index_a];

  107.     const int beta  = beta_table[qp - qp_bd_offset + h->slice_beta_offset];

  108.     if (alpha ==0 || beta == 0) return;

  109. 

  110.     if( bS[0] < 4 ) {

  111.         int8_t tc[4];

  112.         tc[0] = tc0_table[index_a][bS[0]];

  113.         tc[1] = tc0_table[index_a][bS[1]];

  114.         tc[2] = tc0_table[index_a][bS[2]];

  115.         tc[3] = tc0_table[index_a][bS[3]];

  116.         h->h264dsp.h264_h_loop_filter_luma(pix, stride, alpha, beta, tc);

  117.     } else {

  118.         h->h264dsp.h264_h_loop_filter_luma_intra(pix, stride, alpha, beta);

  119.     }

  120. }

  121. static void av_always_inline filter_mb_edgecv( uint8_t *pix, int stride, const int16_t bS[4], unsigned int qp, H264Context *h ) {

  122.     const int qp_bd_offset = 6 * (h->sps.bit_depth_luma - 8);

  123.     const unsigned int index_a = qp - qp_bd_offset + h->slice_alpha_c0_offset;

  124.     const int alpha = alpha_table[index_a];

  125.     const int beta  = beta_table[qp - qp_bd_offset + h->slice_beta_offset];

  126.     if (alpha ==0 || beta == 0) return;

  127. 

  128.     if( bS[0] < 4 ) {

  129.         int8_t tc[4];

  130.         tc[0] = tc0_table[index_a][bS[0]]+1;

  131.         tc[1] = tc0_table[index_a][bS[1]]+1;

  132.         tc[2] = tc0_table[index_a][bS[2]]+1;

  133.         tc[3] = tc0_table[index_a][bS[3]]+1;

  134.         h->h264dsp.h264_h_loop_filter_chroma(pix, stride, alpha, beta, tc);

  135.     } else {

  136.         h->h264dsp.h264_h_loop_filter_chroma_intra(pix, stride, alpha, beta);

  137.     }

  138. }

  139. 

  140. static void filter_mb_mbaff_edgev( H264Context *h, uint8_t *pix, int stride, const int16_t bS[7], int bsi, int qp ) {

  141.     const int qp_bd_offset = 6 * (h->sps.bit_depth_luma - 8);

  142.     int index_a = qp - qp_bd_offset + h->slice_alpha_c0_offset;

  143.     int alpha = alpha_table[index_a];

  144.     int beta  = beta_table[qp - qp_bd_offset + h->slice_beta_offset];

  145.     if (alpha ==0 || beta == 0) return;

  146. 

  147.     if( bS[0] < 4 ) {

  148.         int8_t tc[4];

  149.         tc[0] = tc0_table[index_a][bS[0*bsi]];

  150.         tc[1] = tc0_table[index_a][bS[1*bsi]];

  151.         tc[2] = tc0_table[index_a][bS[2*bsi]];

  152.         tc[3] = tc0_table[index_a][bS[3*bsi]];

  153.         h->h264dsp.h264_h_loop_filter_luma_mbaff(pix, stride, alpha, beta, tc);

  154.     } else {

  155.         h->h264dsp.h264_h_loop_filter_luma_mbaff_intra(pix, stride, alpha, beta);

  156.     }

  157. }

  158. static void filter_mb_mbaff_edgecv( H264Context *h, uint8_t *pix, int stride, const int16_t bS[7], int bsi, int qp ) {

  159.     const int qp_bd_offset = 6 * (h->sps.bit_depth_luma - 8);

  160.     int index_a = qp - qp_bd_offset + h->slice_alpha_c0_offset;

  161.     int alpha = alpha_table[index_a];

  162.     int beta  = beta_table[qp - qp_bd_offset + h->slice_beta_offset];

  163.     if (alpha ==0 || beta == 0) return;

  164. 

  165.     if( bS[0] < 4 ) {

  166.         int8_t tc[4];

  167.         tc[0] = tc0_table[index_a][bS[0*bsi]] + 1;

  168.         tc[1] = tc0_table[index_a][bS[1*bsi]] + 1;

  169.         tc[2] = tc0_table[index_a][bS[2*bsi]] + 1;

  170.         tc[3] = tc0_table[index_a][bS[3*bsi]] + 1;

  171.         h->h264dsp.h264_h_loop_filter_chroma_mbaff(pix, stride, alpha, beta, tc);

  172.     } else {

  173.         h->h264dsp.h264_h_loop_filter_chroma_mbaff_intra(pix, stride, alpha, beta);

  174.     }

  175. }

  176. 

  177. static void av_always_inline filter_mb_edgeh( uint8_t *pix, int stride, const int16_t bS[4], unsigned int qp, H264Context *h ) {

  178.     const int qp_bd_offset = 6 * (h->sps.bit_depth_luma - 8);

  179.     const unsigned int index_a = qp - qp_bd_offset + h->slice_alpha_c0_offset;

  180.     const int alpha = alpha_table[index_a];

  181.     const int beta  = beta_table[qp - qp_bd_offset + h->slice_beta_offset];

  182.     if (alpha ==0 || beta == 0) return;

  183. 

  184.     if( bS[0] < 4 ) {

  185.         int8_t tc[4];

  186.         tc[0] = tc0_table[index_a][bS[0]];

  187.         tc[1] = tc0_table[index_a][bS[1]];

  188.         tc[2] = tc0_table[index_a][bS[2]];

  189.         tc[3] = tc0_table[index_a][bS[3]];

  190.         h->h264dsp.h264_v_loop_filter_luma(pix, stride, alpha, beta, tc);

  191.     } else {

  192.         h->h264dsp.h264_v_loop_filter_luma_intra(pix, stride, alpha, beta);

  193.     }

  194. }

  195. 

  196. static void av_always_inline filter_mb_edgech( uint8_t *pix, int stride, const int16_t bS[4], unsigned int qp, H264Context *h ) {

  197.     const int qp_bd_offset = 6 * (h->sps.bit_depth_luma - 8);

  198.     const unsigned int index_a = qp - qp_bd_offset + h->slice_alpha_c0_offset;

  199.     const int alpha = alpha_table[index_a];

  200.     const int beta  = beta_table[qp - qp_bd_offset + h->slice_beta_offset];

  201.     if (alpha ==0 || beta == 0) return;

  202. 

  203.     if( bS[0] < 4 ) {

  204.         int8_t tc[4];

  205.         tc[0] = tc0_table[index_a][bS[0]]+1;

  206.         tc[1] = tc0_table[index_a][bS[1]]+1;

  207.         tc[2] = tc0_table[index_a][bS[2]]+1;

  208.         tc[3] = tc0_table[index_a][bS[3]]+1;

  209.         h->h264dsp.h264_v_loop_filter_chroma(pix, stride, alpha, beta, tc);

  210.     } else {

  211.         h->h264dsp.h264_v_loop_filter_chroma_intra(pix, stride, alpha, beta);

  212.     }

  213. }

  214. 

  215. 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) {

  216.     MpegEncContext * const s = &h->s;

  217.     int mb_xy;

  218.     int mb_type, left_type, top_type;

  219.     int qp, qp0, qp1, qpc, qpc0, qpc1, qp_thresh;

  220.     int chroma = !(CONFIG_GRAY && (s->flags&CODEC_FLAG_GRAY));

  221.     int chroma444 = CHROMA444;

  222. 

  223.     mb_xy = h->mb_xy;

  224. 

  225.     if(!h->h264dsp.h264_loop_filter_strength || h->pps.chroma_qp_diff) {

  226.         ff_h264_filter_mb(h, mb_x, mb_y, img_y, img_cb, img_cr, linesize, uvlinesize);

  227.         return;

  228.     }

  229.     assert(!FRAME_MBAFF);

  230.     left_type= h->left_type[LTOP];

  231.     top_type= h->top_type;

  232. 

  233.     mb_type = s->current_picture.mb_type[mb_xy];

  234.     qp = s->current_picture.qscale_table[mb_xy];

  235.     qp0 = s->current_picture.qscale_table[mb_xy-1];

  236.     qp1 = s->current_picture.qscale_table[h->top_mb_xy];

  237.     qpc = get_chroma_qp( h, 0, qp );

  238.     qpc0 = get_chroma_qp( h, 0, qp0 );

  239.     qpc1 = get_chroma_qp( h, 0, qp1 );

  240.     qp0 = (qp + qp0 + 1) >> 1;

  241.     qp1 = (qp + qp1 + 1) >> 1;

  242.     qpc0 = (qpc + qpc0 + 1) >> 1;

  243.     qpc1 = (qpc + qpc1 + 1) >> 1;

  244.     qp_thresh = 15+52 - h->slice_alpha_c0_offset;

  245.     if(qp <= qp_thresh && qp0 <= qp_thresh && qp1 <= qp_thresh &&

  246.        qpc <= qp_thresh && qpc0 <= qp_thresh && qpc1 <= qp_thresh)

  247.         return;

  248. 

  249.     if( IS_INTRA(mb_type) ) {

  250.         static const int16_t bS4[4] = {4,4,4,4};

  251.         static const int16_t bS3[4] = {3,3,3,3};

  252.         const int16_t *bSH = FIELD_PICTURE ? bS3 : bS4;

  253.         if(left_type)

  254.             filter_mb_edgev( &img_y[4*0], linesize, bS4, qp0, h);

  255.         if( IS_8x8DCT(mb_type) ) {

  256.             filter_mb_edgev( &img_y[4*2], linesize, bS3, qp, h);

  257.             if(top_type){

  258.                 filter_mb_edgeh( &img_y[4*0*linesize], linesize, bSH, qp1, h);

  259.             }

  260.             filter_mb_edgeh( &img_y[4*2*linesize], linesize, bS3, qp, h);

  261.         } else {

  262.             filter_mb_edgev( &img_y[4*1], linesize, bS3, qp, h);

  263.             filter_mb_edgev( &img_y[4*2], linesize, bS3, qp, h);

  264.             filter_mb_edgev( &img_y[4*3], linesize, bS3, qp, h);

  265.             if(top_type){

  266.                 filter_mb_edgeh( &img_y[4*0*linesize], linesize, bSH, qp1, h);

  267.             }

  268.             filter_mb_edgeh( &img_y[4*1*linesize], linesize, bS3, qp, h);

  269.             filter_mb_edgeh( &img_y[4*2*linesize], linesize, bS3, qp, h);

  270.             filter_mb_edgeh( &img_y[4*3*linesize], linesize, bS3, qp, h);

  271.         }

  272.         if(chroma){

  273.             if(chroma444){

  274.                 if(left_type){

  275.                     filter_mb_edgev( &img_cb[4*0], linesize, bS4, qpc0, h);

  276.                     filter_mb_edgev( &img_cr[4*0], linesize, bS4, qpc0, h);

  277.                 }

  278.                 if( IS_8x8DCT(mb_type) ) {

  279.                     filter_mb_edgev( &img_cb[4*2], linesize, bS3, qpc, h);

  280.                     filter_mb_edgev( &img_cr[4*2], linesize, bS3, qpc, h);

  281.                     if(top_type){

  282.                         filter_mb_edgeh( &img_cb[4*0*linesize], linesize, bSH, qpc1, h);

  283.                         filter_mb_edgeh( &img_cr[4*0*linesize], linesize, bSH, qpc1, h);

  284.                     }

  285.                     filter_mb_edgeh( &img_cb[4*2*linesize], linesize, bS3, qpc, h);

  286.                     filter_mb_edgeh( &img_cr[4*2*linesize], linesize, bS3, qpc, h);

  287.                 } else {

  288.                     filter_mb_edgev( &img_cb[4*1], linesize, bS3, qpc, h);

  289.                     filter_mb_edgev( &img_cr[4*1], linesize, bS3, qpc, h);

  290.                     filter_mb_edgev( &img_cb[4*2], linesize, bS3, qpc, h);

  291.                     filter_mb_edgev( &img_cr[4*2], linesize, bS3, qpc, h);

  292.                     filter_mb_edgev( &img_cb[4*3], linesize, bS3, qpc, h);

  293.                     filter_mb_edgev( &img_cr[4*3], linesize, bS3, qpc, h);

  294.                     if(top_type){

  295.                         filter_mb_edgeh( &img_cb[4*0*linesize], linesize, bSH, qpc1, h);

  296.                         filter_mb_edgeh( &img_cr[4*0*linesize], linesize, bSH, qpc1, h);

  297.                     }

  298.                     filter_mb_edgeh( &img_cb[4*1*linesize], linesize, bS3, qpc, h);

  299.                     filter_mb_edgeh( &img_cr[4*1*linesize], linesize, bS3, qpc, h);

  300.                     filter_mb_edgeh( &img_cb[4*2*linesize], linesize, bS3, qpc, h);

  301.                     filter_mb_edgeh( &img_cr[4*2*linesize], linesize, bS3, qpc, h);

  302.                     filter_mb_edgeh( &img_cb[4*3*linesize], linesize, bS3, qpc, h);

  303.                     filter_mb_edgeh( &img_cr[4*3*linesize], linesize, bS3, qpc, h);

  304.                 }

  305.             }else{

  306.                 if(left_type){

  307.                     filter_mb_edgecv( &img_cb[2*0], uvlinesize, bS4, qpc0, h);

  308.                     filter_mb_edgecv( &img_cr[2*0], uvlinesize, bS4, qpc0, h);

  309.                 }

  310.                 filter_mb_edgecv( &img_cb[2*2], uvlinesize, bS3, qpc, h);

  311.                 filter_mb_edgecv( &img_cr[2*2], uvlinesize, bS3, qpc, h);

  312.                 if(top_type){

  313.                     filter_mb_edgech( &img_cb[2*0*uvlinesize], uvlinesize, bSH, qpc1, h);

  314.                     filter_mb_edgech( &img_cr[2*0*uvlinesize], uvlinesize, bSH, qpc1, h);

  315.                 }

  316.                 filter_mb_edgech( &img_cb[2*2*uvlinesize], uvlinesize, bS3, qpc, h);

  317.                 filter_mb_edgech( &img_cr[2*2*uvlinesize], uvlinesize, bS3, qpc, h);

  318.             }

  319.         }

  320.         return;

  321.     } else {

  322.         LOCAL_ALIGNED_8(int16_t, bS, [2], [4][4]);

  323.         int edges;

  324.         if( IS_8x8DCT(mb_type) && (h->cbp&7) == 7 ) {

  325.             edges = 4;

  326.             AV_WN64A(bS[0][0], 0x0002000200020002ULL);

  327.             AV_WN64A(bS[0][2], 0x0002000200020002ULL);

  328.             AV_WN64A(bS[1][0], 0x0002000200020002ULL);

  329.             AV_WN64A(bS[1][2], 0x0002000200020002ULL);

  330.         } else {

  331.             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;

  332.             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;

  333.             int step =  1+(mb_type>>24); //IS_8x8DCT(mb_type) ? 2 : 1;

  334.             edges = 4 - 3*((mb_type>>3) & !(h->cbp & 15)); //(mb_type & MB_TYPE_16x16) && !(h->cbp & 15) ? 1 : 4;

  335.             h->h264dsp.h264_loop_filter_strength( bS, h->non_zero_count_cache, h->ref_cache, h->mv_cache,

  336.                                               h->list_count==2, edges, step, mask_edge0, mask_edge1, FIELD_PICTURE);

  337.         }

  338.         if( IS_INTRA(left_type) )

  339.             AV_WN64A(bS[0][0], 0x0004000400040004ULL);

  340.         if( IS_INTRA(top_type) )

  341.             AV_WN64A(bS[1][0], FIELD_PICTURE ? 0x0003000300030003ULL : 0x0004000400040004ULL);

  342. 

  343. #define FILTER(hv,dir,edge)\

  344.         if(AV_RN64A(bS[dir][edge])) {                                   \

  345.             filter_mb_edge##hv( &img_y[4*edge*(dir?linesize:1)], linesize, bS[dir][edge], edge ? qp : qp##dir, h );\

  346.             if(chroma){\

  347.                 if(chroma444){\

  348.                     filter_mb_edge##hv( &img_cb[4*edge*(dir?linesize:1)], linesize, bS[dir][edge], edge ? qpc : qpc##dir, h );\

  349.                     filter_mb_edge##hv( &img_cr[4*edge*(dir?linesize:1)], linesize, bS[dir][edge], edge ? qpc : qpc##dir, h );\

  350.                 } else if(!(edge&1)) {\

  351.                     filter_mb_edgec##hv( &img_cb[2*edge*(dir?uvlinesize:1)], uvlinesize, bS[dir][edge], edge ? qpc : qpc##dir, h );\

  352.                     filter_mb_edgec##hv( &img_cr[2*edge*(dir?uvlinesize:1)], uvlinesize, bS[dir][edge], edge ? qpc : qpc##dir, h );\

  353.                 }\

  354.             }\

  355.         }

  356.         if(left_type)

  357.             FILTER(v,0,0);

  358.         if( edges == 1 ) {

  359.             if(top_type)

  360.                 FILTER(h,1,0);

  361.         } else if( IS_8x8DCT(mb_type) ) {

  362.             FILTER(v,0,2);

  363.             if(top_type)

  364.                 FILTER(h,1,0);

  365.             FILTER(h,1,2);

  366.         } else {

  367.             FILTER(v,0,1);

  368.             FILTER(v,0,2);

  369.             FILTER(v,0,3);

  370.             if(top_type)

  371.                 FILTER(h,1,0);

  372.             FILTER(h,1,1);

  373.             FILTER(h,1,2);

  374.             FILTER(h,1,3);

  375.         }

  376. #undef FILTER

  377.     }

  378. }

  379. 

  380. static int check_mv(H264Context *h, long b_idx, long bn_idx, int mvy_limit){

  381.     int v;

  382. 

  383.     v= h->ref_cache[0][b_idx] != h->ref_cache[0][bn_idx];

  384.     if(!v && h->ref_cache[0][b_idx]!=-1)

  385.         v= h->mv_cache[0][b_idx][0] - h->mv_cache[0][bn_idx][0] + 3 >= 7U |

  386.            FFABS( h->mv_cache[0][b_idx][1] - h->mv_cache[0][bn_idx][1] ) >= mvy_limit;

  387. 

  388.     if(h->list_count==2){

  389.         if(!v)

  390.             v = h->ref_cache[1][b_idx] != h->ref_cache[1][bn_idx] |

  391.                 h->mv_cache[1][b_idx][0] - h->mv_cache[1][bn_idx][0] + 3 >= 7U |

  392.                 FFABS( h->mv_cache[1][b_idx][1] - h->mv_cache[1][bn_idx][1] ) >= mvy_limit;

  393. 

  394.         if(v){

  395.             if(h->ref_cache[0][b_idx] != h->ref_cache[1][bn_idx] |

  396.                h->ref_cache[1][b_idx] != h->ref_cache[0][bn_idx])

  397.                 return 1;

  398.             return

  399.                 h->mv_cache[0][b_idx][0] - h->mv_cache[1][bn_idx][0] + 3 >= 7U |

  400.                 FFABS( h->mv_cache[0][b_idx][1] - h->mv_cache[1][bn_idx][1] ) >= mvy_limit |

  401.                 h->mv_cache[1][b_idx][0] - h->mv_cache[0][bn_idx][0] + 3 >= 7U |

  402.                 FFABS( h->mv_cache[1][b_idx][1] - h->mv_cache[0][bn_idx][1] ) >= mvy_limit;

  403.         }

  404.     }

  405. 

  406.     return v;

  407. }

  408. 

  409. 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 chroma, int chroma444, int dir) {

  410.     MpegEncContext * const s = &h->s;

  411.     int edge;

  412.     int chroma_qp_avg[2];

  413.     const int mbm_xy = dir == 0 ? mb_xy -1 : h->top_mb_xy;

  414.     const int mbm_type = dir == 0 ? h->left_type[LTOP] : h->top_type;

  415. 

  416.     // how often to recheck mv-based bS when iterating between edges

  417.     static const uint8_t mask_edge_tab[2][8]={{0,3,3,3,1,1,1,1},

  418.                                               {0,3,1,1,3,3,3,3}};

  419.     const int mask_edge = mask_edge_tab[dir][(mb_type>>3)&7];

  420.     const int edges = mask_edge== 3 && !(h->cbp&15) ? 1 : 4;

  421. 

  422.     // how often to recheck mv-based bS when iterating along each edge

  423.     const int mask_par0 = mb_type & (MB_TYPE_16x16 | (MB_TYPE_8x16 >> dir));

  424. 

  425.     if(mbm_type && !first_vertical_edge_done){

  426. 

  427.         if (FRAME_MBAFF && (dir == 1) && ((mb_y&1) == 0)

  428.             && IS_INTERLACED(mbm_type&~mb_type)

  429.             ) {

  430.             // This is a special case in the norm where the filtering must

  431.             // be done twice (one each of the field) even if we are in a

  432.             // frame macroblock.

  433.             //

  434.             unsigned int tmp_linesize   = 2 *   linesize;

  435.             unsigned int tmp_uvlinesize = 2 * uvlinesize;

  436.             int mbn_xy = mb_xy - 2 * s->mb_stride;

  437.             int j;

  438. 

  439.             for(j=0; j<2; j++, mbn_xy += s->mb_stride){

  440.                 DECLARE_ALIGNED(8, int16_t, bS)[4];

  441.                 int qp;

  442.                 if( IS_INTRA(mb_type|s->current_picture.mb_type[mbn_xy]) ) {

  443.                     AV_WN64A(bS, 0x0003000300030003ULL);

  444.                 } else {

  445.                     if(!CABAC && IS_8x8DCT(s->current_picture.mb_type[mbn_xy])){

  446.                         bS[0]= 1+((h->cbp_table[mbn_xy] & 0x4000)||h->non_zero_count_cache[scan8[0]+0]);

  447.                         bS[1]= 1+((h->cbp_table[mbn_xy] & 0x4000)||h->non_zero_count_cache[scan8[0]+1]);

  448.                         bS[2]= 1+((h->cbp_table[mbn_xy] & 0x8000)||h->non_zero_count_cache[scan8[0]+2]);

  449.                         bS[3]= 1+((h->cbp_table[mbn_xy] & 0x8000)||h->non_zero_count_cache[scan8[0]+3]);

  450.                     }else{

  451.                     const uint8_t *mbn_nnz = h->non_zero_count[mbn_xy] + 3*4;

  452.                     int i;

  453.                     for( i = 0; i < 4; i++ ) {

  454.                         bS[i] = 1 + !!(h->non_zero_count_cache[scan8[0]+i] | mbn_nnz[i]);

  455.                     }

  456.                     }

  457.                 }

  458.                 // Do not use s->qscale as luma quantizer because it has not the same

  459.                 // value in IPCM macroblocks.

  460.                 qp = ( s->current_picture.qscale_table[mb_xy] + s->current_picture.qscale_table[mbn_xy] + 1 ) >> 1;

  461.                 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);

  462.                 { int i; for (i = 0; i < 4; i++) tprintf(s->avctx, " bS[%d]:%d", i, bS[i]); tprintf(s->avctx, "\n"); }

  463.                 filter_mb_edgeh( &img_y[j*linesize], tmp_linesize, bS, qp, h );

  464.                 chroma_qp_avg[0] = (h->chroma_qp[0] + get_chroma_qp( h, 0, s->current_picture.qscale_table[mbn_xy] ) + 1 ) >> 1;

  465.                 chroma_qp_avg[1] = (h->chroma_qp[1] + get_chroma_qp( h, 1, s->current_picture.qscale_table[mbn_xy] ) + 1 ) >> 1;

  466.                 if (chroma) {

  467.                     if (chroma444) {

  468.                         filter_mb_edgeh (&img_cb[j*uvlinesize], tmp_uvlinesize, bS, chroma_qp_avg[0], h);

  469.                         filter_mb_edgeh (&img_cr[j*uvlinesize], tmp_uvlinesize, bS, chroma_qp_avg[1], h);

  470.                     } else {

  471.                         filter_mb_edgech(&img_cb[j*uvlinesize], tmp_uvlinesize, bS, chroma_qp_avg[0], h);

  472.                         filter_mb_edgech(&img_cr[j*uvlinesize], tmp_uvlinesize, bS, chroma_qp_avg[1], h);

  473.                     }

  474.                 }

  475.             }

  476.         }else{

  477.             DECLARE_ALIGNED(8, int16_t, bS)[4];

  478.             int qp;

  479. 

  480.             if( IS_INTRA(mb_type|mbm_type)) {

  481.                 AV_WN64A(bS, 0x0003000300030003ULL);

  482.                 if (   (!IS_INTERLACED(mb_type|mbm_type))

  483.                     || ((FRAME_MBAFF || (s->picture_structure != PICT_FRAME)) && (dir == 0))

  484.                 )

  485.                     AV_WN64A(bS, 0x0004000400040004ULL);

  486.             } else {

  487.                 int i;

  488.                 int mv_done;

  489. 

  490.                 if( dir && FRAME_MBAFF && IS_INTERLACED(mb_type ^ mbm_type)) {

  491.                     AV_WN64A(bS, 0x0001000100010001ULL);

  492.                     mv_done = 1;

  493.                 }

  494.                 else if( mask_par0 && ((mbm_type & (MB_TYPE_16x16 | (MB_TYPE_8x16 >> dir)))) ) {

  495.                     int b_idx= 8 + 4;

  496.                     int bn_idx= b_idx - (dir ? 8:1);

  497. 

  498.                     bS[0] = bS[1] = bS[2] = bS[3] = check_mv(h, 8 + 4, bn_idx, mvy_limit);

  499.                     mv_done = 1;

  500.                 }

  501.                 else

  502.                     mv_done = 0;

  503. 

  504.                 for( i = 0; i < 4; i++ ) {

  505.                     int x = dir == 0 ? 0 : i;

  506.                     int y = dir == 0 ? i    : 0;

  507.                     int b_idx= 8 + 4 + x + 8*y;

  508.                     int bn_idx= b_idx - (dir ? 8:1);

  509. 

  510.                     if( h->non_zero_count_cache[b_idx] |

  511.                         h->non_zero_count_cache[bn_idx] ) {

  512.                         bS[i] = 2;

  513.                     }

  514.                     else if(!mv_done)

  515.                     {

  516.                         bS[i] = check_mv(h, b_idx, bn_idx, mvy_limit);

  517.                     }

  518.                 }

  519.             }

  520. 

  521.             /* Filter edge */

  522.             // Do not use s->qscale as luma quantizer because it has not the same

  523.             // value in IPCM macroblocks.

  524.             if(bS[0]+bS[1]+bS[2]+bS[3]){

  525.                 qp = ( s->current_picture.qscale_table[mb_xy] + s->current_picture.qscale_table[mbm_xy] + 1 ) >> 1;

  526.                 //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[0], s->current_picture.qscale_table[mbn_xy]);

  527.                 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);

  528.                 //{ int i; for (i = 0; i < 4; i++) tprintf(s->avctx, " bS[%d]:%d", i, bS[i]); tprintf(s->avctx, "\n"); }

  529.                 chroma_qp_avg[0] = (h->chroma_qp[0] + get_chroma_qp( h, 0, s->current_picture.qscale_table[mbm_xy] ) + 1 ) >> 1;

  530.                 chroma_qp_avg[1] = (h->chroma_qp[1] + get_chroma_qp( h, 1, s->current_picture.qscale_table[mbm_xy] ) + 1 ) >> 1;

  531.                 if( dir == 0 ) {

  532.                     filter_mb_edgev( &img_y[0], linesize, bS, qp, h );

  533.                     if (chroma) {

  534.                         if (chroma444) {

  535.                             filter_mb_edgev ( &img_cb[0], uvlinesize, bS, chroma_qp_avg[0], h);

  536.                             filter_mb_edgev ( &img_cr[0], uvlinesize, bS, chroma_qp_avg[1], h);

  537.                         } else {

  538.                             filter_mb_edgecv( &img_cb[0], uvlinesize, bS, chroma_qp_avg[0], h);

  539.                             filter_mb_edgecv( &img_cr[0], uvlinesize, bS, chroma_qp_avg[1], h);

  540.                         }

  541.                     }

  542.                 } else {

  543.                     filter_mb_edgeh( &img_y[0], linesize, bS, qp, h );

  544.                     if (chroma) {

  545.                         if (chroma444) {

  546.                             filter_mb_edgeh ( &img_cb[0], uvlinesize, bS, chroma_qp_avg[0], h);

  547.                             filter_mb_edgeh ( &img_cr[0], uvlinesize, bS, chroma_qp_avg[1], h);

  548.                         } else {

  549.                             filter_mb_edgech( &img_cb[0], uvlinesize, bS, chroma_qp_avg[0], h);

  550.                             filter_mb_edgech( &img_cr[0], uvlinesize, bS, chroma_qp_avg[1], h);

  551.                         }

  552.                     }

  553.                 }

  554.             }

  555.         }

  556.     }

  557. 

  558.     /* Calculate bS */

  559.     for( edge = 1; edge < edges; edge++ ) {

  560.         DECLARE_ALIGNED(8, int16_t, bS)[4];

  561.         int qp;

  562. 

  563.         if( IS_8x8DCT(mb_type & (edge<<24)) ) // (edge&1) && IS_8x8DCT(mb_type)

  564.             continue;

  565. 

  566.         if( IS_INTRA(mb_type)) {

  567.             AV_WN64A(bS, 0x0003000300030003ULL);

  568.         } else {

  569.             int i;

  570.             int mv_done;

  571. 

  572.             if( edge & mask_edge ) {

  573.                 AV_ZERO64(bS);

  574.                 mv_done = 1;

  575.             }

  576.             else if( mask_par0 ) {

  577.                 int b_idx= 8 + 4 + edge * (dir ? 8:1);

  578.                 int bn_idx= b_idx - (dir ? 8:1);

  579. 

  580.                 bS[0] = bS[1] = bS[2] = bS[3] = check_mv(h, b_idx, bn_idx, mvy_limit);

  581.                 mv_done = 1;

  582.             }

  583.             else

  584.                 mv_done = 0;

  585. 

  586.             for( i = 0; i < 4; i++ ) {

  587.                 int x = dir == 0 ? edge : i;

  588.                 int y = dir == 0 ? i    : edge;

  589.                 int b_idx= 8 + 4 + x + 8*y;

  590.                 int bn_idx= b_idx - (dir ? 8:1);

  591. 

  592.                 if( h->non_zero_count_cache[b_idx] |

  593.                     h->non_zero_count_cache[bn_idx] ) {

  594.                     bS[i] = 2;

  595.                 }

  596.                 else if(!mv_done)

  597.                 {

  598.                     bS[i] = check_mv(h, b_idx, bn_idx, mvy_limit);

  599.                 }

  600.             }

  601. 

  602.             if(bS[0]+bS[1]+bS[2]+bS[3] == 0)

  603.                 continue;

  604.         }

  605. 

  606.         /* Filter edge */

  607.         // Do not use s->qscale as luma quantizer because it has not the same

  608.         // value in IPCM macroblocks.

  609.         qp = s->current_picture.qscale_table[mb_xy];

  610.         //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[0], s->current_picture.qscale_table[mbn_xy]);

  611.         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);

  612.         //{ int i; for (i = 0; i < 4; i++) tprintf(s->avctx, " bS[%d]:%d", i, bS[i]); tprintf(s->avctx, "\n"); }

  613.         if( dir == 0 ) {

  614.             filter_mb_edgev( &img_y[4*edge << h->pixel_shift], linesize, bS, qp, h );

  615.             if (chroma) {

  616.                 if (chroma444) {

  617.                     filter_mb_edgev ( &img_cb[4*edge << h->pixel_shift], uvlinesize, bS, h->chroma_qp[0], h);

  618.                     filter_mb_edgev ( &img_cr[4*edge << h->pixel_shift], uvlinesize, bS, h->chroma_qp[1], h);

  619.                 } else if( (edge&1) == 0 ) {

  620.                     filter_mb_edgecv( &img_cb[2*edge << h->pixel_shift], uvlinesize, bS, h->chroma_qp[0], h);

  621.                     filter_mb_edgecv( &img_cr[2*edge << h->pixel_shift], uvlinesize, bS, h->chroma_qp[1], h);

  622.                 }

  623.             }

  624.         } else {

  625.             filter_mb_edgeh( &img_y[4*edge*linesize], linesize, bS, qp, h );

  626.             if (chroma) {

  627.                 if (chroma444) {

  628.                     filter_mb_edgeh ( &img_cb[4*edge*uvlinesize], uvlinesize, bS, h->chroma_qp[0], h);

  629.                     filter_mb_edgeh ( &img_cr[4*edge*uvlinesize], uvlinesize, bS, h->chroma_qp[1], h);

  630.                 } else if( (edge&1) == 0 ) {

  631.                     filter_mb_edgech( &img_cb[2*edge*uvlinesize], uvlinesize, bS, h->chroma_qp[0], h);

  632.                     filter_mb_edgech( &img_cr[2*edge*uvlinesize], uvlinesize, bS, h->chroma_qp[1], h);

  633.                 }

  634.             }

  635.         }

  636.     }

  637. }

  638. 

  639. 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) {

  640.     MpegEncContext * const s = &h->s;

  641.     const int mb_xy= mb_x + mb_y*s->mb_stride;

  642.     const int mb_type = s->current_picture.mb_type[mb_xy];

  643.     const int mvy_limit = IS_INTERLACED(mb_type) ? 2 : 4;

  644.     int first_vertical_edge_done = 0;

  645.     av_unused int dir;

  646.     int chroma = !(CONFIG_GRAY && (s->flags&CODEC_FLAG_GRAY));

  647. 

  648.     if (FRAME_MBAFF

  649.             // and current and left pair do not have the same interlaced type

  650.             && IS_INTERLACED(mb_type^h->left_type[LTOP])

  651.             // and left mb is in available to us

  652.             && h->left_type[LTOP]) {

  653.         /* First vertical edge is different in MBAFF frames

  654.          * There are 8 different bS to compute and 2 different Qp

  655.          */

  656.         DECLARE_ALIGNED(8, int16_t, bS)[8];

  657.         int qp[2];

  658.         int bqp[2];

  659.         int rqp[2];

  660.         int mb_qp, mbn0_qp, mbn1_qp;

  661.         int i;

  662.         first_vertical_edge_done = 1;

  663. 

  664.         if( IS_INTRA(mb_type) ) {

  665.             AV_WN64A(&bS[0], 0x0004000400040004ULL);

  666.             AV_WN64A(&bS[4], 0x0004000400040004ULL);

  667.         } else {

  668.             static const uint8_t offset[2][2][8]={

  669.                 {

  670.                     {3+4*0, 3+4*0, 3+4*0, 3+4*0, 3+4*1, 3+4*1, 3+4*1, 3+4*1},

  671.                     {3+4*2, 3+4*2, 3+4*2, 3+4*2, 3+4*3, 3+4*3, 3+4*3, 3+4*3},

  672.                 },{

  673.                     {3+4*0, 3+4*1, 3+4*2, 3+4*3, 3+4*0, 3+4*1, 3+4*2, 3+4*3},

  674.                     {3+4*0, 3+4*1, 3+4*2, 3+4*3, 3+4*0, 3+4*1, 3+4*2, 3+4*3},

  675.                 }

  676.             };

  677.             const uint8_t *off= offset[MB_FIELD][mb_y&1];

  678.             for( i = 0; i < 8; i++ ) {

  679.                 int j= MB_FIELD ? i>>2 : i&1;

  680.                 int mbn_xy = h->left_mb_xy[LEFT(j)];

  681.                 int mbn_type= h->left_type[LEFT(j)];

  682. 

  683.                 if( IS_INTRA( mbn_type ) )

  684.                     bS[i] = 4;

  685.                 else{

  686.                     bS[i] = 1 + !!(h->non_zero_count_cache[12+8*(i>>1)] |

  687.                          ((!h->pps.cabac && IS_8x8DCT(mbn_type)) ?

  688.                             (h->cbp_table[mbn_xy] & (((MB_FIELD ? (i&2) : (mb_y&1)) ? 8 : 2) << 12))

  689.                                                                        :

  690.                             h->non_zero_count[mbn_xy][ off[i] ]));

  691.                 }

  692.             }

  693.         }

  694. 

  695.         mb_qp = s->current_picture.qscale_table[mb_xy];

  696.         mbn0_qp = s->current_picture.qscale_table[h->left_mb_xy[0]];

  697.         mbn1_qp = s->current_picture.qscale_table[h->left_mb_xy[1]];

  698.         qp[0] = ( mb_qp + mbn0_qp + 1 ) >> 1;

  699.         bqp[0] = ( get_chroma_qp( h, 0, mb_qp ) +

  700.                    get_chroma_qp( h, 0, mbn0_qp ) + 1 ) >> 1;

  701.         rqp[0] = ( get_chroma_qp( h, 1, mb_qp ) +

  702.                    get_chroma_qp( h, 1, mbn0_qp ) + 1 ) >> 1;

  703.         qp[1] = ( mb_qp + mbn1_qp + 1 ) >> 1;

  704.         bqp[1] = ( get_chroma_qp( h, 0, mb_qp ) +

  705.                    get_chroma_qp( h, 0, mbn1_qp ) + 1 ) >> 1;

  706.         rqp[1] = ( get_chroma_qp( h, 1, mb_qp ) +

  707.                    get_chroma_qp( h, 1, mbn1_qp ) + 1 ) >> 1;

  708. 

  709.         /* Filter edge */

  710.         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);

  711.         { int i; for (i = 0; i < 8; i++) tprintf(s->avctx, " bS[%d]:%d", i, bS[i]); tprintf(s->avctx, "\n"); }

  712.         if(MB_FIELD){

  713.             filter_mb_mbaff_edgev ( h, img_y                ,   linesize, bS  , 1, qp [0] );

  714.             filter_mb_mbaff_edgev ( h, img_y  + 8*  linesize,   linesize, bS+4, 1, qp [1] );

  715.             if (chroma){

  716.                 if (CHROMA444) {

  717.                     filter_mb_mbaff_edgev ( h, img_cb,                uvlinesize, bS  , 1, bqp[0] );

  718.                     filter_mb_mbaff_edgev ( h, img_cb + 8*uvlinesize, uvlinesize, bS+4, 1, bqp[1] );

  719.                     filter_mb_mbaff_edgev ( h, img_cr,                uvlinesize, bS  , 1, rqp[0] );

  720.                     filter_mb_mbaff_edgev ( h, img_cr + 8*uvlinesize, uvlinesize, bS+4, 1, rqp[1] );

  721.                 }else{

  722.                     filter_mb_mbaff_edgecv( h, img_cb,                uvlinesize, bS  , 1, bqp[0] );

  723.                     filter_mb_mbaff_edgecv( h, img_cb + 4*uvlinesize, uvlinesize, bS+4, 1, bqp[1] );

  724.                     filter_mb_mbaff_edgecv( h, img_cr,                uvlinesize, bS  , 1, rqp[0] );

  725.                     filter_mb_mbaff_edgecv( h, img_cr + 4*uvlinesize, uvlinesize, bS+4, 1, rqp[1] );

  726.                 }

  727.             }

  728.         }else{

  729.             filter_mb_mbaff_edgev ( h, img_y              , 2*  linesize, bS  , 2, qp [0] );

  730.             filter_mb_mbaff_edgev ( h, img_y  +   linesize, 2*  linesize, bS+1, 2, qp [1] );

  731.             if (chroma){

  732.                 if (CHROMA444) {

  733.                     filter_mb_mbaff_edgev ( h, img_cb,              2*uvlinesize, bS  , 2, bqp[0] );

  734.                     filter_mb_mbaff_edgev ( h, img_cb + uvlinesize, 2*uvlinesize, bS+1, 2, bqp[1] );

  735.                     filter_mb_mbaff_edgev ( h, img_cr,              2*uvlinesize, bS  , 2, rqp[0] );

  736.                     filter_mb_mbaff_edgev ( h, img_cr + uvlinesize, 2*uvlinesize, bS+1, 2, rqp[1] );

  737.                 }else{

  738.                     filter_mb_mbaff_edgecv( h, img_cb,              2*uvlinesize, bS  , 2, bqp[0] );

  739.                     filter_mb_mbaff_edgecv( h, img_cb + uvlinesize, 2*uvlinesize, bS+1, 2, bqp[1] );

  740.                     filter_mb_mbaff_edgecv( h, img_cr,              2*uvlinesize, bS  , 2, rqp[0] );

  741.                     filter_mb_mbaff_edgecv( h, img_cr + uvlinesize, 2*uvlinesize, bS+1, 2, rqp[1] );

  742.                 }

  743.             }

  744.         }

  745.     }

  746. 

  747. #if CONFIG_SMALL

  748.     for( dir = 0; dir < 2; dir++ )

  749.         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, chroma, CHROMA444, dir);

  750. #else

  751.     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, chroma, CHROMA444, 0);

  752.     filter_mb_dir(h, mb_x, mb_y, img_y, img_cb, img_cr, linesize, uvlinesize, mb_xy, mb_type, mvy_limit, 0, chroma, CHROMA444, 1);

  753. #endif

  754. }