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FFmpeg/libavcodec/h264pred.c

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  1. /*

  2.  * H.26L/H.264/AVC/JVT/14496-10/... encoder/decoder

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

  4.  *

  5.  * This file is part of FFmpeg.

  6.  *

  7.  * FFmpeg 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.  * FFmpeg 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 FFmpeg; 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 prediction functions.

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

  26.  */

  27. 

  28. #include "libavutil/avassert.h"

  29. #include "h264pred.h"

  30. 

  31. #define BIT_DEPTH 8

  32. #include "h264pred_template.c"

  33. #undef BIT_DEPTH

  34. 

  35. #define BIT_DEPTH 9

  36. #include "h264pred_template.c"

  37. #undef BIT_DEPTH

  38. 

  39. #define BIT_DEPTH 10

  40. #include "h264pred_template.c"

  41. #undef BIT_DEPTH

  42. 

  43. #define BIT_DEPTH 12

  44. #include "h264pred_template.c"

  45. #undef BIT_DEPTH

  46. 

  47. #define BIT_DEPTH 14

  48. #include "h264pred_template.c"

  49. #undef BIT_DEPTH

  50. 

  51. static void pred4x4_vertical_vp8_c(uint8_t *src, const uint8_t *topright, int stride){

  52.     const unsigned lt = src[-1-1*stride];

  53.     LOAD_TOP_EDGE

  54.     LOAD_TOP_RIGHT_EDGE

  55.     uint32_t v = PACK_4U8((lt + 2*t0 + t1 + 2) >> 2,

  56.                           (t0 + 2*t1 + t2 + 2) >> 2,

  57.                           (t1 + 2*t2 + t3 + 2) >> 2,

  58.                           (t2 + 2*t3 + t4 + 2) >> 2);

  59. 

  60.     AV_WN32A(src+0*stride, v);

  61.     AV_WN32A(src+1*stride, v);

  62.     AV_WN32A(src+2*stride, v);

  63.     AV_WN32A(src+3*stride, v);

  64. }

  65. 

  66. static void pred4x4_horizontal_vp8_c(uint8_t *src, const uint8_t *topright, int stride){

  67.     const unsigned lt = src[-1-1*stride];

  68.     LOAD_LEFT_EDGE

  69. 

  70.     AV_WN32A(src+0*stride, ((lt + 2*l0 + l1 + 2) >> 2)*0x01010101);

  71.     AV_WN32A(src+1*stride, ((l0 + 2*l1 + l2 + 2) >> 2)*0x01010101);

  72.     AV_WN32A(src+2*stride, ((l1 + 2*l2 + l3 + 2) >> 2)*0x01010101);

  73.     AV_WN32A(src+3*stride, ((l2 + 2*l3 + l3 + 2) >> 2)*0x01010101);

  74. }

  75. 

  76. static void pred4x4_down_left_svq3_c(uint8_t *src, const uint8_t *topright, int stride){

  77.     LOAD_TOP_EDGE

  78.     LOAD_LEFT_EDGE

  79. 

  80.     src[0+0*stride]=(l1 + t1)>>1;

  81.     src[1+0*stride]=

  82.     src[0+1*stride]=(l2 + t2)>>1;

  83.     src[2+0*stride]=

  84.     src[1+1*stride]=

  85.     src[0+2*stride]=

  86.     src[3+0*stride]=

  87.     src[2+1*stride]=

  88.     src[1+2*stride]=

  89.     src[0+3*stride]=

  90.     src[3+1*stride]=

  91.     src[2+2*stride]=

  92.     src[1+3*stride]=

  93.     src[3+2*stride]=

  94.     src[2+3*stride]=

  95.     src[3+3*stride]=(l3 + t3)>>1;

  96. }

  97. 

  98. static void pred4x4_down_left_rv40_c(uint8_t *src, const uint8_t *topright, int stride){

  99.     LOAD_TOP_EDGE

  100.     LOAD_TOP_RIGHT_EDGE

  101.     LOAD_LEFT_EDGE

  102.     LOAD_DOWN_LEFT_EDGE

  103. 

  104.     src[0+0*stride]=(t0 + t2 + 2*t1 + 2 + l0 + l2 + 2*l1 + 2)>>3;

  105.     src[1+0*stride]=

  106.     src[0+1*stride]=(t1 + t3 + 2*t2 + 2 + l1 + l3 + 2*l2 + 2)>>3;

  107.     src[2+0*stride]=

  108.     src[1+1*stride]=

  109.     src[0+2*stride]=(t2 + t4 + 2*t3 + 2 + l2 + l4 + 2*l3 + 2)>>3;

  110.     src[3+0*stride]=

  111.     src[2+1*stride]=

  112.     src[1+2*stride]=

  113.     src[0+3*stride]=(t3 + t5 + 2*t4 + 2 + l3 + l5 + 2*l4 + 2)>>3;

  114.     src[3+1*stride]=

  115.     src[2+2*stride]=

  116.     src[1+3*stride]=(t4 + t6 + 2*t5 + 2 + l4 + l6 + 2*l5 + 2)>>3;

  117.     src[3+2*stride]=

  118.     src[2+3*stride]=(t5 + t7 + 2*t6 + 2 + l5 + l7 + 2*l6 + 2)>>3;

  119.     src[3+3*stride]=(t6 + t7 + 1 + l6 + l7 + 1)>>2;

  120. }

  121. 

  122. static void pred4x4_down_left_rv40_nodown_c(uint8_t *src, const uint8_t *topright, int stride){

  123.     LOAD_TOP_EDGE

  124.     LOAD_TOP_RIGHT_EDGE

  125.     LOAD_LEFT_EDGE

  126. 

  127.     src[0+0*stride]=(t0 + t2 + 2*t1 + 2 + l0 + l2 + 2*l1 + 2)>>3;

  128.     src[1+0*stride]=

  129.     src[0+1*stride]=(t1 + t3 + 2*t2 + 2 + l1 + l3 + 2*l2 + 2)>>3;

  130.     src[2+0*stride]=

  131.     src[1+1*stride]=

  132.     src[0+2*stride]=(t2 + t4 + 2*t3 + 2 + l2 + 3*l3 + 2)>>3;

  133.     src[3+0*stride]=

  134.     src[2+1*stride]=

  135.     src[1+2*stride]=

  136.     src[0+3*stride]=(t3 + t5 + 2*t4 + 2 + l3*4 + 2)>>3;

  137.     src[3+1*stride]=

  138.     src[2+2*stride]=

  139.     src[1+3*stride]=(t4 + t6 + 2*t5 + 2 + l3*4 + 2)>>3;

  140.     src[3+2*stride]=

  141.     src[2+3*stride]=(t5 + t7 + 2*t6 + 2 + l3*4 + 2)>>3;

  142.     src[3+3*stride]=(t6 + t7 + 1 + 2*l3 + 1)>>2;

  143. }

  144. 

  145. static void pred4x4_vertical_left_rv40(uint8_t *src, const uint8_t *topright, int stride,

  146.                                        const int l0, const int l1, const int l2, const int l3, const int l4){

  147.     LOAD_TOP_EDGE

  148.     LOAD_TOP_RIGHT_EDGE

  149. 

  150.     src[0+0*stride]=(2*t0 + 2*t1 + l1 + 2*l2 + l3 + 4)>>3;

  151.     src[1+0*stride]=

  152.     src[0+2*stride]=(t1 + t2 + 1)>>1;

  153.     src[2+0*stride]=

  154.     src[1+2*stride]=(t2 + t3 + 1)>>1;

  155.     src[3+0*stride]=

  156.     src[2+2*stride]=(t3 + t4+ 1)>>1;

  157.     src[3+2*stride]=(t4 + t5+ 1)>>1;

  158.     src[0+1*stride]=(t0 + 2*t1 + t2 + l2 + 2*l3 + l4 + 4)>>3;

  159.     src[1+1*stride]=

  160.     src[0+3*stride]=(t1 + 2*t2 + t3 + 2)>>2;

  161.     src[2+1*stride]=

  162.     src[1+3*stride]=(t2 + 2*t3 + t4 + 2)>>2;

  163.     src[3+1*stride]=

  164.     src[2+3*stride]=(t3 + 2*t4 + t5 + 2)>>2;

  165.     src[3+3*stride]=(t4 + 2*t5 + t6 + 2)>>2;

  166. }

  167. 

  168. static void pred4x4_vertical_left_rv40_c(uint8_t *src, const uint8_t *topright, int stride){

  169.     LOAD_LEFT_EDGE

  170.     LOAD_DOWN_LEFT_EDGE

  171. 

  172.     pred4x4_vertical_left_rv40(src, topright, stride, l0, l1, l2, l3, l4);

  173. }

  174. 

  175. static void pred4x4_vertical_left_rv40_nodown_c(uint8_t *src, const uint8_t *topright, int stride){

  176.     LOAD_LEFT_EDGE

  177. 

  178.     pred4x4_vertical_left_rv40(src, topright, stride, l0, l1, l2, l3, l3);

  179. }

  180. 

  181. static void pred4x4_vertical_left_vp8_c(uint8_t *src, const uint8_t *topright, int stride){

  182.     LOAD_TOP_EDGE

  183.     LOAD_TOP_RIGHT_EDGE

  184. 

  185.     src[0+0*stride]=(t0 + t1 + 1)>>1;

  186.     src[1+0*stride]=

  187.     src[0+2*stride]=(t1 + t2 + 1)>>1;

  188.     src[2+0*stride]=

  189.     src[1+2*stride]=(t2 + t3 + 1)>>1;

  190.     src[3+0*stride]=

  191.     src[2+2*stride]=(t3 + t4 + 1)>>1;

  192.     src[0+1*stride]=(t0 + 2*t1 + t2 + 2)>>2;

  193.     src[1+1*stride]=

  194.     src[0+3*stride]=(t1 + 2*t2 + t3 + 2)>>2;

  195.     src[2+1*stride]=

  196.     src[1+3*stride]=(t2 + 2*t3 + t4 + 2)>>2;

  197.     src[3+1*stride]=

  198.     src[2+3*stride]=(t3 + 2*t4 + t5 + 2)>>2;

  199.     src[3+2*stride]=(t4 + 2*t5 + t6 + 2)>>2;

  200.     src[3+3*stride]=(t5 + 2*t6 + t7 + 2)>>2;

  201. }

  202. 

  203. static void pred4x4_horizontal_up_rv40_c(uint8_t *src, const uint8_t *topright, int stride){

  204.     LOAD_LEFT_EDGE

  205.     LOAD_DOWN_LEFT_EDGE

  206.     LOAD_TOP_EDGE

  207.     LOAD_TOP_RIGHT_EDGE

  208. 

  209.     src[0+0*stride]=(t1 + 2*t2 + t3 + 2*l0 + 2*l1 + 4)>>3;

  210.     src[1+0*stride]=(t2 + 2*t3 + t4 + l0 + 2*l1 + l2 + 4)>>3;

  211.     src[2+0*stride]=

  212.     src[0+1*stride]=(t3 + 2*t4 + t5 + 2*l1 + 2*l2 + 4)>>3;

  213.     src[3+0*stride]=

  214.     src[1+1*stride]=(t4 + 2*t5 + t6 + l1 + 2*l2 + l3 + 4)>>3;

  215.     src[2+1*stride]=

  216.     src[0+2*stride]=(t5 + 2*t6 + t7 + 2*l2 + 2*l3 + 4)>>3;

  217.     src[3+1*stride]=

  218.     src[1+2*stride]=(t6 + 3*t7 + l2 + 3*l3 + 4)>>3;

  219.     src[3+2*stride]=

  220.     src[1+3*stride]=(l3 + 2*l4 + l5 + 2)>>2;

  221.     src[0+3*stride]=

  222.     src[2+2*stride]=(t6 + t7 + l3 + l4 + 2)>>2;

  223.     src[2+3*stride]=(l4 + l5 + 1)>>1;

  224.     src[3+3*stride]=(l4 + 2*l5 + l6 + 2)>>2;

  225. }

  226. 

  227. static void pred4x4_horizontal_up_rv40_nodown_c(uint8_t *src, const uint8_t *topright, int stride){

  228.     LOAD_LEFT_EDGE

  229.     LOAD_TOP_EDGE

  230.     LOAD_TOP_RIGHT_EDGE

  231. 

  232.     src[0+0*stride]=(t1 + 2*t2 + t3 + 2*l0 + 2*l1 + 4)>>3;

  233.     src[1+0*stride]=(t2 + 2*t3 + t4 + l0 + 2*l1 + l2 + 4)>>3;

  234.     src[2+0*stride]=

  235.     src[0+1*stride]=(t3 + 2*t4 + t5 + 2*l1 + 2*l2 + 4)>>3;

  236.     src[3+0*stride]=

  237.     src[1+1*stride]=(t4 + 2*t5 + t6 + l1 + 2*l2 + l3 + 4)>>3;

  238.     src[2+1*stride]=

  239.     src[0+2*stride]=(t5 + 2*t6 + t7 + 2*l2 + 2*l3 + 4)>>3;

  240.     src[3+1*stride]=

  241.     src[1+2*stride]=(t6 + 3*t7 + l2 + 3*l3 + 4)>>3;

  242.     src[3+2*stride]=

  243.     src[1+3*stride]=l3;

  244.     src[0+3*stride]=

  245.     src[2+2*stride]=(t6 + t7 + 2*l3 + 2)>>2;

  246.     src[2+3*stride]=

  247.     src[3+3*stride]=l3;

  248. }

  249. 

  250. static void pred4x4_tm_vp8_c(uint8_t *src, const uint8_t *topright, int stride){

  251.     uint8_t *cm = ff_cropTbl + MAX_NEG_CROP - src[-1-stride];

  252.     uint8_t *top = src-stride;

  253.     int y;

  254. 

  255.     for (y = 0; y < 4; y++) {

  256.         uint8_t *cm_in = cm + src[-1];

  257.         src[0] = cm_in[top[0]];

  258.         src[1] = cm_in[top[1]];

  259.         src[2] = cm_in[top[2]];

  260.         src[3] = cm_in[top[3]];

  261.         src += stride;

  262.     }

  263. }

  264. 

  265. static void pred16x16_plane_svq3_c(uint8_t *src, int stride){

  266.     pred16x16_plane_compat_8_c(src, stride, 1, 0);

  267. }

  268. 

  269. static void pred16x16_plane_rv40_c(uint8_t *src, int stride){

  270.     pred16x16_plane_compat_8_c(src, stride, 0, 1);

  271. }

  272. 

  273. static void pred16x16_tm_vp8_c(uint8_t *src, int stride){

  274.     uint8_t *cm = ff_cropTbl + MAX_NEG_CROP - src[-1-stride];

  275.     uint8_t *top = src-stride;

  276.     int y;

  277. 

  278.     for (y = 0; y < 16; y++) {

  279.         uint8_t *cm_in = cm + src[-1];

  280.         src[0]  = cm_in[top[0]];

  281.         src[1]  = cm_in[top[1]];

  282.         src[2]  = cm_in[top[2]];

  283.         src[3]  = cm_in[top[3]];

  284.         src[4]  = cm_in[top[4]];

  285.         src[5]  = cm_in[top[5]];

  286.         src[6]  = cm_in[top[6]];

  287.         src[7]  = cm_in[top[7]];

  288.         src[8]  = cm_in[top[8]];

  289.         src[9]  = cm_in[top[9]];

  290.         src[10] = cm_in[top[10]];

  291.         src[11] = cm_in[top[11]];

  292.         src[12] = cm_in[top[12]];

  293.         src[13] = cm_in[top[13]];

  294.         src[14] = cm_in[top[14]];

  295.         src[15] = cm_in[top[15]];

  296.         src += stride;

  297.     }

  298. }

  299. 

  300. static void pred8x8_left_dc_rv40_c(uint8_t *src, int stride){

  301.     int i;

  302.     unsigned dc0;

  303. 

  304.     dc0=0;

  305.     for(i=0;i<8; i++)

  306.         dc0+= src[-1+i*stride];

  307.     dc0= 0x01010101*((dc0 + 4)>>3);

  308. 

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

  310.         ((uint32_t*)(src+i*stride))[0]=

  311.         ((uint32_t*)(src+i*stride))[1]= dc0;

  312.     }

  313. }

  314. 

  315. static void pred8x8_top_dc_rv40_c(uint8_t *src, int stride){

  316.     int i;

  317.     unsigned dc0;

  318. 

  319.     dc0=0;

  320.     for(i=0;i<8; i++)

  321.         dc0+= src[i-stride];

  322.     dc0= 0x01010101*((dc0 + 4)>>3);

  323. 

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

  325.         ((uint32_t*)(src+i*stride))[0]=

  326.         ((uint32_t*)(src+i*stride))[1]= dc0;

  327.     }

  328. }

  329. 

  330. static void pred8x8_dc_rv40_c(uint8_t *src, int stride){

  331.     int i;

  332.     unsigned dc0 = 0;

  333. 

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

  335.         dc0+= src[-1+i*stride] + src[i-stride];

  336.         dc0+= src[4+i-stride];

  337.         dc0+= src[-1+(i+4)*stride];

  338.     }

  339.     dc0= 0x01010101*((dc0 + 8)>>4);

  340. 

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

  342.         ((uint32_t*)(src+i*stride))[0]= dc0;

  343.         ((uint32_t*)(src+i*stride))[1]= dc0;

  344.     }

  345.     for(i=4; i<8; i++){

  346.         ((uint32_t*)(src+i*stride))[0]= dc0;

  347.         ((uint32_t*)(src+i*stride))[1]= dc0;

  348.     }

  349. }

  350. 

  351. static void pred8x8_tm_vp8_c(uint8_t *src, int stride){

  352.     uint8_t *cm = ff_cropTbl + MAX_NEG_CROP - src[-1-stride];

  353.     uint8_t *top = src-stride;

  354.     int y;

  355. 

  356.     for (y = 0; y < 8; y++) {

  357.         uint8_t *cm_in = cm + src[-1];

  358.         src[0] = cm_in[top[0]];

  359.         src[1] = cm_in[top[1]];

  360.         src[2] = cm_in[top[2]];

  361.         src[3] = cm_in[top[3]];

  362.         src[4] = cm_in[top[4]];

  363.         src[5] = cm_in[top[5]];

  364.         src[6] = cm_in[top[6]];

  365.         src[7] = cm_in[top[7]];

  366.         src += stride;

  367.     }

  368. }

  369. 

  370. /**

  371.  * Set the intra prediction function pointers.

  372.  */

  373. void ff_h264_pred_init(H264PredContext *h, int codec_id, const int bit_depth, const int chroma_format_idc){

  374. //    MpegEncContext * const s = &h->s;

  375. 

  376. #undef FUNC

  377. #undef FUNCC

  378. #define FUNC(a, depth) a ## _ ## depth

  379. #define FUNCC(a, depth) a ## _ ## depth ## _c

  380. #define FUNCD(a) a ## _c

  381. 

  382. #define H264_PRED(depth) \

  383.     if(codec_id != AV_CODEC_ID_RV40){\

  384.         if(codec_id == AV_CODEC_ID_VP8) {\

  385.             h->pred4x4[VERT_PRED       ]= FUNCD(pred4x4_vertical_vp8);\

  386.             h->pred4x4[HOR_PRED        ]= FUNCD(pred4x4_horizontal_vp8);\

  387.         } else {\

  388.             h->pred4x4[VERT_PRED       ]= FUNCC(pred4x4_vertical          , depth);\

  389.             h->pred4x4[HOR_PRED        ]= FUNCC(pred4x4_horizontal        , depth);\

  390.         }\

  391.         h->pred4x4[DC_PRED             ]= FUNCC(pred4x4_dc                , depth);\

  392.         if(codec_id == AV_CODEC_ID_SVQ3)\

  393.             h->pred4x4[DIAG_DOWN_LEFT_PRED ]= FUNCD(pred4x4_down_left_svq3);\

  394.         else\

  395.             h->pred4x4[DIAG_DOWN_LEFT_PRED ]= FUNCC(pred4x4_down_left     , depth);\

  396.         h->pred4x4[DIAG_DOWN_RIGHT_PRED]= FUNCC(pred4x4_down_right        , depth);\

  397.         h->pred4x4[VERT_RIGHT_PRED     ]= FUNCC(pred4x4_vertical_right    , depth);\

  398.         h->pred4x4[HOR_DOWN_PRED       ]= FUNCC(pred4x4_horizontal_down   , depth);\

  399.         if (codec_id == AV_CODEC_ID_VP8) {\

  400.             h->pred4x4[VERT_LEFT_PRED  ]= FUNCD(pred4x4_vertical_left_vp8);\

  401.         } else\

  402.             h->pred4x4[VERT_LEFT_PRED  ]= FUNCC(pred4x4_vertical_left     , depth);\

  403.         h->pred4x4[HOR_UP_PRED         ]= FUNCC(pred4x4_horizontal_up     , depth);\

  404.         if(codec_id != AV_CODEC_ID_VP8) {\

  405.             h->pred4x4[LEFT_DC_PRED    ]= FUNCC(pred4x4_left_dc           , depth);\

  406.             h->pred4x4[TOP_DC_PRED     ]= FUNCC(pred4x4_top_dc            , depth);\

  407.             h->pred4x4[DC_128_PRED     ]= FUNCC(pred4x4_128_dc            , depth);\

  408.         } else {\

  409.             h->pred4x4[TM_VP8_PRED     ]= FUNCD(pred4x4_tm_vp8);\

  410.             h->pred4x4[DC_127_PRED     ]= FUNCC(pred4x4_127_dc            , depth);\

  411.             h->pred4x4[DC_129_PRED     ]= FUNCC(pred4x4_129_dc            , depth);\

  412.             h->pred4x4[VERT_VP8_PRED   ]= FUNCC(pred4x4_vertical          , depth);\

  413.             h->pred4x4[HOR_VP8_PRED    ]= FUNCC(pred4x4_horizontal        , depth);\

  414.         }\

  415.     }else{\

  416.         h->pred4x4[VERT_PRED           ]= FUNCC(pred4x4_vertical          , depth);\

  417.         h->pred4x4[HOR_PRED            ]= FUNCC(pred4x4_horizontal        , depth);\

  418.         h->pred4x4[DC_PRED             ]= FUNCC(pred4x4_dc                , depth);\

  419.         h->pred4x4[DIAG_DOWN_LEFT_PRED ]= FUNCD(pred4x4_down_left_rv40);\

  420.         h->pred4x4[DIAG_DOWN_RIGHT_PRED]= FUNCC(pred4x4_down_right        , depth);\

  421.         h->pred4x4[VERT_RIGHT_PRED     ]= FUNCC(pred4x4_vertical_right    , depth);\

  422.         h->pred4x4[HOR_DOWN_PRED       ]= FUNCC(pred4x4_horizontal_down   , depth);\

  423.         h->pred4x4[VERT_LEFT_PRED      ]= FUNCD(pred4x4_vertical_left_rv40);\

  424.         h->pred4x4[HOR_UP_PRED         ]= FUNCD(pred4x4_horizontal_up_rv40);\

  425.         h->pred4x4[LEFT_DC_PRED        ]= FUNCC(pred4x4_left_dc           , depth);\

  426.         h->pred4x4[TOP_DC_PRED         ]= FUNCC(pred4x4_top_dc            , depth);\

  427.         h->pred4x4[DC_128_PRED         ]= FUNCC(pred4x4_128_dc            , depth);\

  428.         h->pred4x4[DIAG_DOWN_LEFT_PRED_RV40_NODOWN]= FUNCD(pred4x4_down_left_rv40_nodown);\

  429.         h->pred4x4[HOR_UP_PRED_RV40_NODOWN]= FUNCD(pred4x4_horizontal_up_rv40_nodown);\

  430.         h->pred4x4[VERT_LEFT_PRED_RV40_NODOWN]= FUNCD(pred4x4_vertical_left_rv40_nodown);\

  431.     }\

  432. \

  433.     h->pred8x8l[VERT_PRED           ]= FUNCC(pred8x8l_vertical            , depth);\

  434.     h->pred8x8l[HOR_PRED            ]= FUNCC(pred8x8l_horizontal          , depth);\

  435.     h->pred8x8l[DC_PRED             ]= FUNCC(pred8x8l_dc                  , depth);\

  436.     h->pred8x8l[DIAG_DOWN_LEFT_PRED ]= FUNCC(pred8x8l_down_left           , depth);\

  437.     h->pred8x8l[DIAG_DOWN_RIGHT_PRED]= FUNCC(pred8x8l_down_right          , depth);\

  438.     h->pred8x8l[VERT_RIGHT_PRED     ]= FUNCC(pred8x8l_vertical_right      , depth);\

  439.     h->pred8x8l[HOR_DOWN_PRED       ]= FUNCC(pred8x8l_horizontal_down     , depth);\

  440.     h->pred8x8l[VERT_LEFT_PRED      ]= FUNCC(pred8x8l_vertical_left       , depth);\

  441.     h->pred8x8l[HOR_UP_PRED         ]= FUNCC(pred8x8l_horizontal_up       , depth);\

  442.     h->pred8x8l[LEFT_DC_PRED        ]= FUNCC(pred8x8l_left_dc             , depth);\

  443.     h->pred8x8l[TOP_DC_PRED         ]= FUNCC(pred8x8l_top_dc              , depth);\

  444.     h->pred8x8l[DC_128_PRED         ]= FUNCC(pred8x8l_128_dc              , depth);\

  445. \

  446.     if (chroma_format_idc == 1) {\

  447.         h->pred8x8[VERT_PRED8x8   ]= FUNCC(pred8x8_vertical               , depth);\

  448.         h->pred8x8[HOR_PRED8x8    ]= FUNCC(pred8x8_horizontal             , depth);\

  449.     } else {\

  450.         h->pred8x8[VERT_PRED8x8   ]= FUNCC(pred8x16_vertical              , depth);\

  451.         h->pred8x8[HOR_PRED8x8    ]= FUNCC(pred8x16_horizontal            , depth);\

  452.     }\

  453.     if (codec_id != AV_CODEC_ID_VP8) {\

  454.         if (chroma_format_idc == 1) {\

  455.             h->pred8x8[PLANE_PRED8x8]= FUNCC(pred8x8_plane                , depth);\

  456.         } else {\

  457.             h->pred8x8[PLANE_PRED8x8]= FUNCC(pred8x16_plane               , depth);\

  458.         }\

  459.     } else\

  460.         h->pred8x8[PLANE_PRED8x8]= FUNCD(pred8x8_tm_vp8);\

  461.     if(codec_id != AV_CODEC_ID_RV40 && codec_id != AV_CODEC_ID_VP8){\

  462.         if (chroma_format_idc == 1) {\

  463.             h->pred8x8[DC_PRED8x8     ]= FUNCC(pred8x8_dc                     , depth);\

  464.             h->pred8x8[LEFT_DC_PRED8x8]= FUNCC(pred8x8_left_dc                , depth);\

  465.             h->pred8x8[TOP_DC_PRED8x8 ]= FUNCC(pred8x8_top_dc                 , depth);\

  466.             h->pred8x8[ALZHEIMER_DC_L0T_PRED8x8 ]= FUNC(pred8x8_mad_cow_dc_l0t, depth);\

  467.             h->pred8x8[ALZHEIMER_DC_0LT_PRED8x8 ]= FUNC(pred8x8_mad_cow_dc_0lt, depth);\

  468.             h->pred8x8[ALZHEIMER_DC_L00_PRED8x8 ]= FUNC(pred8x8_mad_cow_dc_l00, depth);\

  469.             h->pred8x8[ALZHEIMER_DC_0L0_PRED8x8 ]= FUNC(pred8x8_mad_cow_dc_0l0, depth);\

  470.         } else {\

  471.             h->pred8x8[DC_PRED8x8     ]= FUNCC(pred8x16_dc                    , depth);\

  472.             h->pred8x8[LEFT_DC_PRED8x8]= FUNCC(pred8x16_left_dc               , depth);\

  473.             h->pred8x8[TOP_DC_PRED8x8 ]= FUNCC(pred8x16_top_dc                , depth);\

  474.             h->pred8x8[ALZHEIMER_DC_L0T_PRED8x8 ]= FUNC(pred8x16_mad_cow_dc_l0t, depth);\

  475.             h->pred8x8[ALZHEIMER_DC_0LT_PRED8x8 ]= FUNC(pred8x16_mad_cow_dc_0lt, depth);\

  476.             h->pred8x8[ALZHEIMER_DC_L00_PRED8x8 ]= FUNC(pred8x16_mad_cow_dc_l00, depth);\

  477.             h->pred8x8[ALZHEIMER_DC_0L0_PRED8x8 ]= FUNC(pred8x16_mad_cow_dc_0l0, depth);\

  478.         }\

  479.     }else{\

  480.         h->pred8x8[DC_PRED8x8     ]= FUNCD(pred8x8_dc_rv40);\

  481.         h->pred8x8[LEFT_DC_PRED8x8]= FUNCD(pred8x8_left_dc_rv40);\

  482.         h->pred8x8[TOP_DC_PRED8x8 ]= FUNCD(pred8x8_top_dc_rv40);\

  483.         if (codec_id == AV_CODEC_ID_VP8) {\

  484.             h->pred8x8[DC_127_PRED8x8]= FUNCC(pred8x8_127_dc              , depth);\

  485.             h->pred8x8[DC_129_PRED8x8]= FUNCC(pred8x8_129_dc              , depth);\

  486.         }\

  487.     }\

  488.     if (chroma_format_idc == 1) {\

  489.         h->pred8x8[DC_128_PRED8x8 ]= FUNCC(pred8x8_128_dc                 , depth);\

  490.     } else {\

  491.         h->pred8x8[DC_128_PRED8x8 ]= FUNCC(pred8x16_128_dc                , depth);\

  492.     }\

  493. \

  494.     h->pred16x16[DC_PRED8x8     ]= FUNCC(pred16x16_dc                     , depth);\

  495.     h->pred16x16[VERT_PRED8x8   ]= FUNCC(pred16x16_vertical               , depth);\

  496.     h->pred16x16[HOR_PRED8x8    ]= FUNCC(pred16x16_horizontal             , depth);\

  497.     switch(codec_id){\

  498.     case AV_CODEC_ID_SVQ3:\

  499.        h->pred16x16[PLANE_PRED8x8  ]= FUNCD(pred16x16_plane_svq3);\

  500.        break;\

  501.     case AV_CODEC_ID_RV40:\

  502.        h->pred16x16[PLANE_PRED8x8  ]= FUNCD(pred16x16_plane_rv40);\

  503.        break;\

  504.     case AV_CODEC_ID_VP8:\

  505.        h->pred16x16[PLANE_PRED8x8  ]= FUNCD(pred16x16_tm_vp8);\

  506.        h->pred16x16[DC_127_PRED8x8]= FUNCC(pred16x16_127_dc               , depth);\

  507.        h->pred16x16[DC_129_PRED8x8]= FUNCC(pred16x16_129_dc               , depth);\

  508.        break;\

  509.     default:\

  510.        h->pred16x16[PLANE_PRED8x8  ]= FUNCC(pred16x16_plane               , depth);\

  511.        break;\

  512.     }\

  513.     h->pred16x16[LEFT_DC_PRED8x8]= FUNCC(pred16x16_left_dc                , depth);\

  514.     h->pred16x16[TOP_DC_PRED8x8 ]= FUNCC(pred16x16_top_dc                 , depth);\

  515.     h->pred16x16[DC_128_PRED8x8 ]= FUNCC(pred16x16_128_dc                 , depth);\

  516. \

  517.     /* special lossless h/v prediction for h264 */ \

  518.     h->pred4x4_add  [VERT_PRED   ]= FUNCC(pred4x4_vertical_add            , depth);\

  519.     h->pred4x4_add  [ HOR_PRED   ]= FUNCC(pred4x4_horizontal_add          , depth);\

  520.     h->pred8x8l_add [VERT_PRED   ]= FUNCC(pred8x8l_vertical_add           , depth);\

  521.     h->pred8x8l_add [ HOR_PRED   ]= FUNCC(pred8x8l_horizontal_add         , depth);\

  522.     if (chroma_format_idc == 1) {\

  523.     h->pred8x8_add  [VERT_PRED8x8]= FUNCC(pred8x8_vertical_add            , depth);\

  524.     h->pred8x8_add  [ HOR_PRED8x8]= FUNCC(pred8x8_horizontal_add          , depth);\

  525.     } else {\

  526.         h->pred8x8_add  [VERT_PRED8x8]= FUNCC(pred8x16_vertical_add            , depth);\

  527.         h->pred8x8_add  [ HOR_PRED8x8]= FUNCC(pred8x16_horizontal_add          , depth);\

  528.     }\

  529.     h->pred16x16_add[VERT_PRED8x8]= FUNCC(pred16x16_vertical_add          , depth);\

  530.     h->pred16x16_add[ HOR_PRED8x8]= FUNCC(pred16x16_horizontal_add        , depth);\

  531. 

  532.     switch (bit_depth) {

  533.         case 9:

  534.             H264_PRED(9)

  535.             break;

  536.         case 10:

  537.             H264_PRED(10)

  538.             break;

  539.         case 12:

  540.             H264_PRED(12)

  541.             break;

  542.         case 14:

  543.             H264_PRED(14)

  544.             break;

  545.         default:

  546.             av_assert0(bit_depth<=8);

  547.             H264_PRED(8)

  548.             break;

  549.     }

  550. 

  551.     if (ARCH_ARM) ff_h264_pred_init_arm(h, codec_id, bit_depth, chroma_format_idc);

  552.     if (HAVE_MMX) ff_h264_pred_init_x86(h, codec_id, bit_depth, chroma_format_idc);

  553. }