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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 "dsputil.h"

  30. #include "h264pred.h"

  31. #include "avcodec.h" // for AV_CODEC_ID_*

  32. 

  33. #define BIT_DEPTH 8

  34. #include "h264pred_template.c"

  35. #undef BIT_DEPTH

  36. 

  37. #define BIT_DEPTH 9

  38. #include "h264pred_template.c"

  39. #undef BIT_DEPTH

  40. 

  41. #define BIT_DEPTH 10

  42. #include "h264pred_template.c"

  43. #undef BIT_DEPTH

  44. 

  45. #define BIT_DEPTH 12

  46. #include "h264pred_template.c"

  47. #undef BIT_DEPTH

  48. 

  49. #define BIT_DEPTH 14

  50. #include "h264pred_template.c"

  51. #undef BIT_DEPTH

  52. 

  53. static void pred4x4_vertical_vp8_c(uint8_t *src, const uint8_t *topright,

  54.                                    ptrdiff_t stride)

  55. {

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

  57.     LOAD_TOP_EDGE

  58.     LOAD_TOP_RIGHT_EDGE

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

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

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

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

  63. 

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

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

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

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

  68. }

  69. 

  70. static void pred4x4_horizontal_vp8_c(uint8_t *src, const uint8_t *topright,

  71.                                      ptrdiff_t stride)

  72. {

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

  74.     LOAD_LEFT_EDGE

  75. 

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

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

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

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

  80. }

  81. 

  82. static void pred4x4_down_left_svq3_c(uint8_t *src, const uint8_t *topright,

  83.                                      ptrdiff_t stride)

  84. {

  85.     LOAD_TOP_EDGE

  86.     LOAD_LEFT_EDGE

  87. 

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

  89.     src[1+0*stride]=

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

  91.     src[2+0*stride]=

  92.     src[1+1*stride]=

  93.     src[0+2*stride]=

  94.     src[3+0*stride]=

  95.     src[2+1*stride]=

  96.     src[1+2*stride]=

  97.     src[0+3*stride]=

  98.     src[3+1*stride]=

  99.     src[2+2*stride]=

  100.     src[1+3*stride]=

  101.     src[3+2*stride]=

  102.     src[2+3*stride]=

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

  104. }

  105. 

  106. static void pred4x4_down_left_rv40_c(uint8_t *src, const uint8_t *topright,

  107.                                      ptrdiff_t stride)

  108. {

  109.     LOAD_TOP_EDGE

  110.     LOAD_TOP_RIGHT_EDGE

  111.     LOAD_LEFT_EDGE

  112.     LOAD_DOWN_LEFT_EDGE

  113. 

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

  115.     src[1+0*stride]=

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

  117.     src[2+0*stride]=

  118.     src[1+1*stride]=

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

  120.     src[3+0*stride]=

  121.     src[2+1*stride]=

  122.     src[1+2*stride]=

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

  124.     src[3+1*stride]=

  125.     src[2+2*stride]=

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

  127.     src[3+2*stride]=

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

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

  130. }

  131. 

  132. static void pred4x4_down_left_rv40_nodown_c(uint8_t *src,

  133.                                             const uint8_t *topright,

  134.                                             ptrdiff_t stride)

  135. {

  136.     LOAD_TOP_EDGE

  137.     LOAD_TOP_RIGHT_EDGE

  138.     LOAD_LEFT_EDGE

  139. 

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

  141.     src[1+0*stride]=

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

  143.     src[2+0*stride]=

  144.     src[1+1*stride]=

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

  146.     src[3+0*stride]=

  147.     src[2+1*stride]=

  148.     src[1+2*stride]=

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

  150.     src[3+1*stride]=

  151.     src[2+2*stride]=

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

  153.     src[3+2*stride]=

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

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

  156. }

  157. 

  158. static void pred4x4_vertical_left_rv40(uint8_t *src, const uint8_t *topright,

  159.                                        ptrdiff_t stride,

  160.                                        const int l0, const int l1, const int l2,

  161.                                        const int l3, const int l4)

  162. {

  163.     LOAD_TOP_EDGE

  164.     LOAD_TOP_RIGHT_EDGE

  165. 

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

  167.     src[1+0*stride]=

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

  169.     src[2+0*stride]=

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

  171.     src[3+0*stride]=

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

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

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

  175.     src[1+1*stride]=

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

  177.     src[2+1*stride]=

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

  179.     src[3+1*stride]=

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

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

  182. }

  183. 

  184. static void pred4x4_vertical_left_rv40_c(uint8_t *src, const uint8_t *topright,

  185.                                          ptrdiff_t stride)

  186. {

  187.     LOAD_LEFT_EDGE

  188.     LOAD_DOWN_LEFT_EDGE

  189. 

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

  191. }

  192. 

  193. static void pred4x4_vertical_left_rv40_nodown_c(uint8_t *src,

  194.                                                 const uint8_t *topright,

  195.                                                 ptrdiff_t stride)

  196. {

  197.     LOAD_LEFT_EDGE

  198. 

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

  200. }

  201. 

  202. static void pred4x4_vertical_left_vp8_c(uint8_t *src, const uint8_t *topright,

  203.                                         ptrdiff_t stride)

  204. {

  205.     LOAD_TOP_EDGE

  206.     LOAD_TOP_RIGHT_EDGE

  207. 

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

  209.     src[1+0*stride]=

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

  211.     src[2+0*stride]=

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

  213.     src[3+0*stride]=

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

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

  216.     src[1+1*stride]=

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

  218.     src[2+1*stride]=

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

  220.     src[3+1*stride]=

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

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

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

  224. }

  225. 

  226. static void pred4x4_horizontal_up_rv40_c(uint8_t *src, const uint8_t *topright,

  227.                                          ptrdiff_t stride)

  228. {

  229.     LOAD_LEFT_EDGE

  230.     LOAD_DOWN_LEFT_EDGE

  231.     LOAD_TOP_EDGE

  232.     LOAD_TOP_RIGHT_EDGE

  233. 

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

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

  236.     src[2+0*stride]=

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

  238.     src[3+0*stride]=

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

  240.     src[2+1*stride]=

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

  242.     src[3+1*stride]=

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

  244.     src[3+2*stride]=

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

  246.     src[0+3*stride]=

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

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

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

  250. }

  251. 

  252. static void pred4x4_horizontal_up_rv40_nodown_c(uint8_t *src,

  253.                                                 const uint8_t *topright,

  254.                                                 ptrdiff_t stride)

  255. {

  256.     LOAD_LEFT_EDGE

  257.     LOAD_TOP_EDGE

  258.     LOAD_TOP_RIGHT_EDGE

  259. 

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

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

  262.     src[2+0*stride]=

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

  264.     src[3+0*stride]=

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

  266.     src[2+1*stride]=

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

  268.     src[3+1*stride]=

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

  270.     src[3+2*stride]=

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

  272.     src[0+3*stride]=

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

  274.     src[2+3*stride]=

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

  276. }

  277. 

  278. static void pred4x4_tm_vp8_c(uint8_t *src, const uint8_t *topright,

  279.                              ptrdiff_t stride)

  280. {

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

  282.     uint8_t *top = src-stride;

  283.     int y;

  284. 

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

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

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

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

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

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

  291.         src += stride;

  292.     }

  293. }

  294. 

  295. static void pred16x16_plane_svq3_c(uint8_t *src, ptrdiff_t stride)

  296. {

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

  298. }

  299. 

  300. static void pred16x16_plane_rv40_c(uint8_t *src, ptrdiff_t stride)

  301. {

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

  303. }

  304. 

  305. static void pred16x16_tm_vp8_c(uint8_t *src, ptrdiff_t stride)

  306. {

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

  308.     uint8_t *top = src-stride;

  309.     int y;

  310. 

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

  329.         src += stride;

  330.     }

  331. }

  332. 

  333. static void pred8x8_left_dc_rv40_c(uint8_t *src, ptrdiff_t stride)

  334. {

  335.     int i;

  336.     unsigned dc0;

  337. 

  338.     dc0=0;

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

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

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

  342. 

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

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

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

  346.     }

  347. }

  348. 

  349. static void pred8x8_top_dc_rv40_c(uint8_t *src, ptrdiff_t stride)

  350. {

  351.     int i;

  352.     unsigned dc0;

  353. 

  354.     dc0=0;

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

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

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

  358. 

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

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

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

  362.     }

  363. }

  364. 

  365. static void pred8x8_dc_rv40_c(uint8_t *src, ptrdiff_t stride)

  366. {

  367.     int i;

  368.     unsigned dc0 = 0;

  369. 

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

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

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

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

  374.     }

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

  376. 

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

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

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

  380.     }

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

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

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

  384.     }

  385. }

  386. 

  387. static void pred8x8_tm_vp8_c(uint8_t *src, ptrdiff_t stride)

  388. {

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

  390.     uint8_t *top = src-stride;

  391.     int y;

  392. 

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

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

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

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

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

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

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

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

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

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

  403.         src += stride;

  404.     }

  405. }

  406. 

  407. /**

  408.  * Set the intra prediction function pointers.

  409.  */

  410. void ff_h264_pred_init(H264PredContext *h, int codec_id, const int bit_depth,

  411.                        int chroma_format_idc)

  412. {

  413. #undef FUNC

  414. #undef FUNCC

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

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

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

  418. 

  419. #define H264_PRED(depth) \

  420.     if(codec_id != AV_CODEC_ID_RV40){\

  421.         if(codec_id == AV_CODEC_ID_VP8) {\

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

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

  424.         } else {\

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

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

  427.         }\

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

  429.         if(codec_id == AV_CODEC_ID_SVQ3)\

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

  431.         else\

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

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

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

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

  436.         if (codec_id == AV_CODEC_ID_VP8) {\

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

  438.         } else\

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

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

  441.         if(codec_id != AV_CODEC_ID_VP8) {\

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

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

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

  445.         } else {\

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

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

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

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

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

  451.         }\

  452.     }else{\

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

  468.     }\

  469. \

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

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

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

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

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

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

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

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

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

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

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

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

  482. \

  483.     if (chroma_format_idc == 1) {\

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

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

  486.     } else {\

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

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

  489.     }\

  490.     if (codec_id != AV_CODEC_ID_VP8) {\

  491.         if (chroma_format_idc == 1) {\

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

  493.         } else {\

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

  495.         }\

  496.     } else\

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

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

  499.         if (chroma_format_idc == 1) {\

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

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

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

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

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

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

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

  507.         } else {\

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

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

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

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

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

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

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

  515.         }\

  516.     }else{\

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

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

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

  520.         if (codec_id == AV_CODEC_ID_VP8) {\

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

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

  523.         }\

  524.     }\

  525.     if (chroma_format_idc == 1) {\

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

  527.     } else {\

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

  529.     }\

  530. \

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

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

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

  534.     switch(codec_id){\

  535.     case AV_CODEC_ID_SVQ3:\

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

  537.        break;\

  538.     case AV_CODEC_ID_RV40:\

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

  540.        break;\

  541.     case AV_CODEC_ID_VP8:\

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

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

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

  545.        break;\

  546.     default:\

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

  548.        break;\

  549.     }\

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

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

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

  553. \

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

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

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

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

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

  559.     if (chroma_format_idc == 1) {\

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

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

  562.     } else {\

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

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

  565.     }\

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

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

  568. 

  569.     if(!chroma_format_idc)

  570.         chroma_format_idc = 1;

  571. 

  572.     switch (bit_depth) {

  573.         case 9:

  574.             H264_PRED(9)

  575.             break;

  576.         case 10:

  577.             H264_PRED(10)

  578.             break;

  579.         case 12:

  580.             H264_PRED(12)

  581.             break;

  582.         case 14:

  583.             H264_PRED(14)

  584.             break;

  585.         default:

  586.             av_assert0(bit_depth<=8);

  587.             H264_PRED(8)

  588.             break;

  589.     }

  590. 

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

  592.     if (ARCH_X86) ff_h264_pred_init_x86(h, codec_id, bit_depth, chroma_format_idc);

  593. }