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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,
52  ptrdiff_t stride)
53 {
54  const unsigned lt = src[-1-1*stride];
57  uint32_t v = PACK_4U8((lt + 2*t0 + t1 + 2) >> 2,
58  (t0 + 2*t1 + t2 + 2) >> 2,
59  (t1 + 2*t2 + t3 + 2) >> 2,
60  (t2 + 2*t3 + t4 + 2) >> 2);
61 
62  AV_WN32A(src+0*stride, v);
63  AV_WN32A(src+1*stride, v);
64  AV_WN32A(src+2*stride, v);
65  AV_WN32A(src+3*stride, v);
66 }
67 
68 static void pred4x4_horizontal_vp8_c(uint8_t *src, const uint8_t *topright,
69  ptrdiff_t stride)
70 {
71  const unsigned lt = src[-1-1*stride];
73 
74  AV_WN32A(src+0*stride, ((lt + 2*l0 + l1 + 2) >> 2)*0x01010101);
75  AV_WN32A(src+1*stride, ((l0 + 2*l1 + l2 + 2) >> 2)*0x01010101);
76  AV_WN32A(src+2*stride, ((l1 + 2*l2 + l3 + 2) >> 2)*0x01010101);
77  AV_WN32A(src+3*stride, ((l2 + 2*l3 + l3 + 2) >> 2)*0x01010101);
78 }
79 
80 static void pred4x4_down_left_svq3_c(uint8_t *src, const uint8_t *topright,
81  ptrdiff_t stride)
82 {
85 
86  src[0+0*stride]=(l1 + t1)>>1;
87  src[1+0*stride]=
88  src[0+1*stride]=(l2 + t2)>>1;
89  src[2+0*stride]=
90  src[1+1*stride]=
91  src[0+2*stride]=
92  src[3+0*stride]=
93  src[2+1*stride]=
94  src[1+2*stride]=
95  src[0+3*stride]=
96  src[3+1*stride]=
97  src[2+2*stride]=
98  src[1+3*stride]=
99  src[3+2*stride]=
100  src[2+3*stride]=
101  src[3+3*stride]=(l3 + t3)>>1;
102 }
103 
104 static void pred4x4_down_left_rv40_c(uint8_t *src, const uint8_t *topright,
105  ptrdiff_t stride)
106 {
111 
112  src[0+0*stride]=(t0 + t2 + 2*t1 + 2 + l0 + l2 + 2*l1 + 2)>>3;
113  src[1+0*stride]=
114  src[0+1*stride]=(t1 + t3 + 2*t2 + 2 + l1 + l3 + 2*l2 + 2)>>3;
115  src[2+0*stride]=
116  src[1+1*stride]=
117  src[0+2*stride]=(t2 + t4 + 2*t3 + 2 + l2 + l4 + 2*l3 + 2)>>3;
118  src[3+0*stride]=
119  src[2+1*stride]=
120  src[1+2*stride]=
121  src[0+3*stride]=(t3 + t5 + 2*t4 + 2 + l3 + l5 + 2*l4 + 2)>>3;
122  src[3+1*stride]=
123  src[2+2*stride]=
124  src[1+3*stride]=(t4 + t6 + 2*t5 + 2 + l4 + l6 + 2*l5 + 2)>>3;
125  src[3+2*stride]=
126  src[2+3*stride]=(t5 + t7 + 2*t6 + 2 + l5 + l7 + 2*l6 + 2)>>3;
127  src[3+3*stride]=(t6 + t7 + 1 + l6 + l7 + 1)>>2;
128 }
129 
131  const uint8_t *topright,
132  ptrdiff_t stride)
133 {
137 
138  src[0+0*stride]=(t0 + t2 + 2*t1 + 2 + l0 + l2 + 2*l1 + 2)>>3;
139  src[1+0*stride]=
140  src[0+1*stride]=(t1 + t3 + 2*t2 + 2 + l1 + l3 + 2*l2 + 2)>>3;
141  src[2+0*stride]=
142  src[1+1*stride]=
143  src[0+2*stride]=(t2 + t4 + 2*t3 + 2 + l2 + 3*l3 + 2)>>3;
144  src[3+0*stride]=
145  src[2+1*stride]=
146  src[1+2*stride]=
147  src[0+3*stride]=(t3 + t5 + 2*t4 + 2 + l3*4 + 2)>>3;
148  src[3+1*stride]=
149  src[2+2*stride]=
150  src[1+3*stride]=(t4 + t6 + 2*t5 + 2 + l3*4 + 2)>>3;
151  src[3+2*stride]=
152  src[2+3*stride]=(t5 + t7 + 2*t6 + 2 + l3*4 + 2)>>3;
153  src[3+3*stride]=(t6 + t7 + 1 + 2*l3 + 1)>>2;
154 }
155 
156 static void pred4x4_vertical_left_rv40(uint8_t *src, const uint8_t *topright,
157  ptrdiff_t stride,
158  const int l0, const int l1, const int l2,
159  const int l3, const int l4)
160 {
163 
164  src[0+0*stride]=(2*t0 + 2*t1 + l1 + 2*l2 + l3 + 4)>>3;
165  src[1+0*stride]=
166  src[0+2*stride]=(t1 + t2 + 1)>>1;
167  src[2+0*stride]=
168  src[1+2*stride]=(t2 + t3 + 1)>>1;
169  src[3+0*stride]=
170  src[2+2*stride]=(t3 + t4+ 1)>>1;
171  src[3+2*stride]=(t4 + t5+ 1)>>1;
172  src[0+1*stride]=(t0 + 2*t1 + t2 + l2 + 2*l3 + l4 + 4)>>3;
173  src[1+1*stride]=
174  src[0+3*stride]=(t1 + 2*t2 + t3 + 2)>>2;
175  src[2+1*stride]=
176  src[1+3*stride]=(t2 + 2*t3 + t4 + 2)>>2;
177  src[3+1*stride]=
178  src[2+3*stride]=(t3 + 2*t4 + t5 + 2)>>2;
179  src[3+3*stride]=(t4 + 2*t5 + t6 + 2)>>2;
180 }
181 
182 static void pred4x4_vertical_left_rv40_c(uint8_t *src, const uint8_t *topright,
183  ptrdiff_t stride)
184 {
187 
188  pred4x4_vertical_left_rv40(src, topright, stride, l0, l1, l2, l3, l4);
189 }
190 
192  const uint8_t *topright,
193  ptrdiff_t stride)
194 {
196 
197  pred4x4_vertical_left_rv40(src, topright, stride, l0, l1, l2, l3, l3);
198 }
199 
200 static void pred4x4_vertical_left_vp8_c(uint8_t *src, const uint8_t *topright,
201  ptrdiff_t stride)
202 {
205 
206  src[0+0*stride]=(t0 + t1 + 1)>>1;
207  src[1+0*stride]=
208  src[0+2*stride]=(t1 + t2 + 1)>>1;
209  src[2+0*stride]=
210  src[1+2*stride]=(t2 + t3 + 1)>>1;
211  src[3+0*stride]=
212  src[2+2*stride]=(t3 + t4 + 1)>>1;
213  src[0+1*stride]=(t0 + 2*t1 + t2 + 2)>>2;
214  src[1+1*stride]=
215  src[0+3*stride]=(t1 + 2*t2 + t3 + 2)>>2;
216  src[2+1*stride]=
217  src[1+3*stride]=(t2 + 2*t3 + t4 + 2)>>2;
218  src[3+1*stride]=
219  src[2+3*stride]=(t3 + 2*t4 + t5 + 2)>>2;
220  src[3+2*stride]=(t4 + 2*t5 + t6 + 2)>>2;
221  src[3+3*stride]=(t5 + 2*t6 + t7 + 2)>>2;
222 }
223 
224 static void pred4x4_horizontal_up_rv40_c(uint8_t *src, const uint8_t *topright,
225  ptrdiff_t stride)
226 {
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 + 2*l4 + l5 + 2)>>2;
244  src[0+3*stride]=
245  src[2+2*stride]=(t6 + t7 + l3 + l4 + 2)>>2;
246  src[2+3*stride]=(l4 + l5 + 1)>>1;
247  src[3+3*stride]=(l4 + 2*l5 + l6 + 2)>>2;
248 }
249 
251  const uint8_t *topright,
252  ptrdiff_t stride)
253 {
257 
258  src[0+0*stride]=(t1 + 2*t2 + t3 + 2*l0 + 2*l1 + 4)>>3;
259  src[1+0*stride]=(t2 + 2*t3 + t4 + l0 + 2*l1 + l2 + 4)>>3;
260  src[2+0*stride]=
261  src[0+1*stride]=(t3 + 2*t4 + t5 + 2*l1 + 2*l2 + 4)>>3;
262  src[3+0*stride]=
263  src[1+1*stride]=(t4 + 2*t5 + t6 + l1 + 2*l2 + l3 + 4)>>3;
264  src[2+1*stride]=
265  src[0+2*stride]=(t5 + 2*t6 + t7 + 2*l2 + 2*l3 + 4)>>3;
266  src[3+1*stride]=
267  src[1+2*stride]=(t6 + 3*t7 + l2 + 3*l3 + 4)>>3;
268  src[3+2*stride]=
269  src[1+3*stride]=l3;
270  src[0+3*stride]=
271  src[2+2*stride]=(t6 + t7 + 2*l3 + 2)>>2;
272  src[2+3*stride]=
273  src[3+3*stride]=l3;
274 }
275 
276 static void pred4x4_tm_vp8_c(uint8_t *src, const uint8_t *topright,
277  ptrdiff_t stride)
278 {
279  uint8_t *cm = ff_cropTbl + MAX_NEG_CROP - src[-1-stride];
280  uint8_t *top = src-stride;
281  int y;
282 
283  for (y = 0; y < 4; y++) {
284  uint8_t *cm_in = cm + src[-1];
285  src[0] = cm_in[top[0]];
286  src[1] = cm_in[top[1]];
287  src[2] = cm_in[top[2]];
288  src[3] = cm_in[top[3]];
289  src += stride;
290  }
291 }
292 
293 static void pred16x16_plane_svq3_c(uint8_t *src, ptrdiff_t stride)
294 {
295  pred16x16_plane_compat_8_c(src, stride, 1, 0);
296 }
297 
298 static void pred16x16_plane_rv40_c(uint8_t *src, ptrdiff_t stride)
299 {
300  pred16x16_plane_compat_8_c(src, stride, 0, 1);
301 }
302 
303 static void pred16x16_tm_vp8_c(uint8_t *src, ptrdiff_t stride)
304 {
305  uint8_t *cm = ff_cropTbl + MAX_NEG_CROP - src[-1-stride];
306  uint8_t *top = src-stride;
307  int y;
308 
309  for (y = 0; y < 16; y++) {
310  uint8_t *cm_in = cm + src[-1];
311  src[0] = cm_in[top[0]];
312  src[1] = cm_in[top[1]];
313  src[2] = cm_in[top[2]];
314  src[3] = cm_in[top[3]];
315  src[4] = cm_in[top[4]];
316  src[5] = cm_in[top[5]];
317  src[6] = cm_in[top[6]];
318  src[7] = cm_in[top[7]];
319  src[8] = cm_in[top[8]];
320  src[9] = cm_in[top[9]];
321  src[10] = cm_in[top[10]];
322  src[11] = cm_in[top[11]];
323  src[12] = cm_in[top[12]];
324  src[13] = cm_in[top[13]];
325  src[14] = cm_in[top[14]];
326  src[15] = cm_in[top[15]];
327  src += stride;
328  }
329 }
330 
331 static void pred8x8_left_dc_rv40_c(uint8_t *src, ptrdiff_t stride)
332 {
333  int i;
334  unsigned dc0;
335 
336  dc0=0;
337  for(i=0;i<8; i++)
338  dc0+= src[-1+i*stride];
339  dc0= 0x01010101*((dc0 + 4)>>3);
340 
341  for(i=0; i<8; i++){
342  ((uint32_t*)(src+i*stride))[0]=
343  ((uint32_t*)(src+i*stride))[1]= dc0;
344  }
345 }
346 
347 static void pred8x8_top_dc_rv40_c(uint8_t *src, ptrdiff_t stride)
348 {
349  int i;
350  unsigned dc0;
351 
352  dc0=0;
353  for(i=0;i<8; i++)
354  dc0+= src[i-stride];
355  dc0= 0x01010101*((dc0 + 4)>>3);
356 
357  for(i=0; i<8; i++){
358  ((uint32_t*)(src+i*stride))[0]=
359  ((uint32_t*)(src+i*stride))[1]= dc0;
360  }
361 }
362 
363 static void pred8x8_dc_rv40_c(uint8_t *src, ptrdiff_t stride)
364 {
365  int i;
366  unsigned dc0 = 0;
367 
368  for(i=0;i<4; i++){
369  dc0+= src[-1+i*stride] + src[i-stride];
370  dc0+= src[4+i-stride];
371  dc0+= src[-1+(i+4)*stride];
372  }
373  dc0= 0x01010101*((dc0 + 8)>>4);
374 
375  for(i=0; i<4; i++){
376  ((uint32_t*)(src+i*stride))[0]= dc0;
377  ((uint32_t*)(src+i*stride))[1]= dc0;
378  }
379  for(i=4; i<8; i++){
380  ((uint32_t*)(src+i*stride))[0]= dc0;
381  ((uint32_t*)(src+i*stride))[1]= dc0;
382  }
383 }
384 
385 static void pred8x8_tm_vp8_c(uint8_t *src, ptrdiff_t stride)
386 {
387  uint8_t *cm = ff_cropTbl + MAX_NEG_CROP - src[-1-stride];
388  uint8_t *top = src-stride;
389  int y;
390 
391  for (y = 0; y < 8; y++) {
392  uint8_t *cm_in = cm + src[-1];
393  src[0] = cm_in[top[0]];
394  src[1] = cm_in[top[1]];
395  src[2] = cm_in[top[2]];
396  src[3] = cm_in[top[3]];
397  src[4] = cm_in[top[4]];
398  src[5] = cm_in[top[5]];
399  src[6] = cm_in[top[6]];
400  src[7] = cm_in[top[7]];
401  src += stride;
402  }
403 }
404 
405 /**
406  * Set the intra prediction function pointers.
407  */
408 void ff_h264_pred_init(H264PredContext *h, int codec_id, const int bit_depth,
409  int chroma_format_idc)
410 {
411 // MpegEncContext * const s = &h->s;
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 }