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 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 
28 #include "h264pred.h"
29 
30 #define BIT_DEPTH 8
31 #include "h264pred_template.c"
32 #undef BIT_DEPTH
33 
34 #define BIT_DEPTH 9
35 #include "h264pred_template.c"
36 #undef BIT_DEPTH
37 
38 #define BIT_DEPTH 10
39 #include "h264pred_template.c"
40 #undef BIT_DEPTH
41 
42 static void pred4x4_vertical_vp8_c(uint8_t *src, const uint8_t *topright,
43  ptrdiff_t stride)
44 {
45  const unsigned lt = src[-1-1*stride];
48  uint32_t v = PACK_4U8((lt + 2*t0 + t1 + 2) >> 2,
49  (t0 + 2*t1 + t2 + 2) >> 2,
50  (t1 + 2*t2 + t3 + 2) >> 2,
51  (t2 + 2*t3 + t4 + 2) >> 2);
52 
53  AV_WN32A(src+0*stride, v);
54  AV_WN32A(src+1*stride, v);
55  AV_WN32A(src+2*stride, v);
56  AV_WN32A(src+3*stride, v);
57 }
58 
59 static void pred4x4_horizontal_vp8_c(uint8_t *src, const uint8_t *topright,
60  ptrdiff_t stride)
61 {
62  const unsigned lt = src[-1-1*stride];
64 
65  AV_WN32A(src+0*stride, ((lt + 2*l0 + l1 + 2) >> 2)*0x01010101);
66  AV_WN32A(src+1*stride, ((l0 + 2*l1 + l2 + 2) >> 2)*0x01010101);
67  AV_WN32A(src+2*stride, ((l1 + 2*l2 + l3 + 2) >> 2)*0x01010101);
68  AV_WN32A(src+3*stride, ((l2 + 2*l3 + l3 + 2) >> 2)*0x01010101);
69 }
70 
71 static void pred4x4_down_left_svq3_c(uint8_t *src, const uint8_t *topright,
72  ptrdiff_t stride)
73 {
76 
77  src[0+0*stride]=(l1 + t1)>>1;
78  src[1+0*stride]=
79  src[0+1*stride]=(l2 + t2)>>1;
80  src[2+0*stride]=
81  src[1+1*stride]=
82  src[0+2*stride]=
83  src[3+0*stride]=
84  src[2+1*stride]=
85  src[1+2*stride]=
86  src[0+3*stride]=
87  src[3+1*stride]=
88  src[2+2*stride]=
89  src[1+3*stride]=
90  src[3+2*stride]=
91  src[2+3*stride]=
92  src[3+3*stride]=(l3 + t3)>>1;
93 }
94 
95 static void pred4x4_down_left_rv40_c(uint8_t *src, const uint8_t *topright,
96  ptrdiff_t stride)
97 {
102 
103  src[0+0*stride]=(t0 + t2 + 2*t1 + 2 + l0 + l2 + 2*l1 + 2)>>3;
104  src[1+0*stride]=
105  src[0+1*stride]=(t1 + t3 + 2*t2 + 2 + l1 + l3 + 2*l2 + 2)>>3;
106  src[2+0*stride]=
107  src[1+1*stride]=
108  src[0+2*stride]=(t2 + t4 + 2*t3 + 2 + l2 + l4 + 2*l3 + 2)>>3;
109  src[3+0*stride]=
110  src[2+1*stride]=
111  src[1+2*stride]=
112  src[0+3*stride]=(t3 + t5 + 2*t4 + 2 + l3 + l5 + 2*l4 + 2)>>3;
113  src[3+1*stride]=
114  src[2+2*stride]=
115  src[1+3*stride]=(t4 + t6 + 2*t5 + 2 + l4 + l6 + 2*l5 + 2)>>3;
116  src[3+2*stride]=
117  src[2+3*stride]=(t5 + t7 + 2*t6 + 2 + l5 + l7 + 2*l6 + 2)>>3;
118  src[3+3*stride]=(t6 + t7 + 1 + l6 + l7 + 1)>>2;
119 }
120 
122  const uint8_t *topright,
123  ptrdiff_t stride)
124 {
128 
129  src[0+0*stride]=(t0 + t2 + 2*t1 + 2 + l0 + l2 + 2*l1 + 2)>>3;
130  src[1+0*stride]=
131  src[0+1*stride]=(t1 + t3 + 2*t2 + 2 + l1 + l3 + 2*l2 + 2)>>3;
132  src[2+0*stride]=
133  src[1+1*stride]=
134  src[0+2*stride]=(t2 + t4 + 2*t3 + 2 + l2 + 3*l3 + 2)>>3;
135  src[3+0*stride]=
136  src[2+1*stride]=
137  src[1+2*stride]=
138  src[0+3*stride]=(t3 + t5 + 2*t4 + 2 + l3*4 + 2)>>3;
139  src[3+1*stride]=
140  src[2+2*stride]=
141  src[1+3*stride]=(t4 + t6 + 2*t5 + 2 + l3*4 + 2)>>3;
142  src[3+2*stride]=
143  src[2+3*stride]=(t5 + t7 + 2*t6 + 2 + l3*4 + 2)>>3;
144  src[3+3*stride]=(t6 + t7 + 1 + 2*l3 + 1)>>2;
145 }
146 
147 static void pred4x4_vertical_left_rv40(uint8_t *src, const uint8_t *topright,
148  ptrdiff_t stride,
149  const int l0, const int l1, const int l2,
150  const int l3, const int l4)
151 {
154 
155  src[0+0*stride]=(2*t0 + 2*t1 + l1 + 2*l2 + l3 + 4)>>3;
156  src[1+0*stride]=
157  src[0+2*stride]=(t1 + t2 + 1)>>1;
158  src[2+0*stride]=
159  src[1+2*stride]=(t2 + t3 + 1)>>1;
160  src[3+0*stride]=
161  src[2+2*stride]=(t3 + t4+ 1)>>1;
162  src[3+2*stride]=(t4 + t5+ 1)>>1;
163  src[0+1*stride]=(t0 + 2*t1 + t2 + l2 + 2*l3 + l4 + 4)>>3;
164  src[1+1*stride]=
165  src[0+3*stride]=(t1 + 2*t2 + t3 + 2)>>2;
166  src[2+1*stride]=
167  src[1+3*stride]=(t2 + 2*t3 + t4 + 2)>>2;
168  src[3+1*stride]=
169  src[2+3*stride]=(t3 + 2*t4 + t5 + 2)>>2;
170  src[3+3*stride]=(t4 + 2*t5 + t6 + 2)>>2;
171 }
172 
173 static void pred4x4_vertical_left_rv40_c(uint8_t *src, const uint8_t *topright,
174  ptrdiff_t stride)
175 {
178 
179  pred4x4_vertical_left_rv40(src, topright, stride, l0, l1, l2, l3, l4);
180 }
181 
183  const uint8_t *topright,
184  ptrdiff_t stride)
185 {
187 
188  pred4x4_vertical_left_rv40(src, topright, stride, l0, l1, l2, l3, l3);
189 }
190 
191 static void pred4x4_vertical_left_vp8_c(uint8_t *src, const uint8_t *topright,
192  ptrdiff_t stride)
193 {
196 
197  src[0+0*stride]=(t0 + t1 + 1)>>1;
198  src[1+0*stride]=
199  src[0+2*stride]=(t1 + t2 + 1)>>1;
200  src[2+0*stride]=
201  src[1+2*stride]=(t2 + t3 + 1)>>1;
202  src[3+0*stride]=
203  src[2+2*stride]=(t3 + t4 + 1)>>1;
204  src[0+1*stride]=(t0 + 2*t1 + t2 + 2)>>2;
205  src[1+1*stride]=
206  src[0+3*stride]=(t1 + 2*t2 + t3 + 2)>>2;
207  src[2+1*stride]=
208  src[1+3*stride]=(t2 + 2*t3 + t4 + 2)>>2;
209  src[3+1*stride]=
210  src[2+3*stride]=(t3 + 2*t4 + t5 + 2)>>2;
211  src[3+2*stride]=(t4 + 2*t5 + t6 + 2)>>2;
212  src[3+3*stride]=(t5 + 2*t6 + t7 + 2)>>2;
213 }
214 
215 static void pred4x4_horizontal_up_rv40_c(uint8_t *src, const uint8_t *topright,
216  ptrdiff_t stride)
217 {
222 
223  src[0+0*stride]=(t1 + 2*t2 + t3 + 2*l0 + 2*l1 + 4)>>3;
224  src[1+0*stride]=(t2 + 2*t3 + t4 + l0 + 2*l1 + l2 + 4)>>3;
225  src[2+0*stride]=
226  src[0+1*stride]=(t3 + 2*t4 + t5 + 2*l1 + 2*l2 + 4)>>3;
227  src[3+0*stride]=
228  src[1+1*stride]=(t4 + 2*t5 + t6 + l1 + 2*l2 + l3 + 4)>>3;
229  src[2+1*stride]=
230  src[0+2*stride]=(t5 + 2*t6 + t7 + 2*l2 + 2*l3 + 4)>>3;
231  src[3+1*stride]=
232  src[1+2*stride]=(t6 + 3*t7 + l2 + 3*l3 + 4)>>3;
233  src[3+2*stride]=
234  src[1+3*stride]=(l3 + 2*l4 + l5 + 2)>>2;
235  src[0+3*stride]=
236  src[2+2*stride]=(t6 + t7 + l3 + l4 + 2)>>2;
237  src[2+3*stride]=(l4 + l5 + 1)>>1;
238  src[3+3*stride]=(l4 + 2*l5 + l6 + 2)>>2;
239 }
240 
242  const uint8_t *topright,
243  ptrdiff_t stride)
244 {
248 
249  src[0+0*stride]=(t1 + 2*t2 + t3 + 2*l0 + 2*l1 + 4)>>3;
250  src[1+0*stride]=(t2 + 2*t3 + t4 + l0 + 2*l1 + l2 + 4)>>3;
251  src[2+0*stride]=
252  src[0+1*stride]=(t3 + 2*t4 + t5 + 2*l1 + 2*l2 + 4)>>3;
253  src[3+0*stride]=
254  src[1+1*stride]=(t4 + 2*t5 + t6 + l1 + 2*l2 + l3 + 4)>>3;
255  src[2+1*stride]=
256  src[0+2*stride]=(t5 + 2*t6 + t7 + 2*l2 + 2*l3 + 4)>>3;
257  src[3+1*stride]=
258  src[1+2*stride]=(t6 + 3*t7 + l2 + 3*l3 + 4)>>3;
259  src[3+2*stride]=
260  src[1+3*stride]=l3;
261  src[0+3*stride]=
262  src[2+2*stride]=(t6 + t7 + 2*l3 + 2)>>2;
263  src[2+3*stride]=
264  src[3+3*stride]=l3;
265 }
266 
267 static void pred4x4_tm_vp8_c(uint8_t *src, const uint8_t *topright,
268  ptrdiff_t stride)
269 {
270  uint8_t *cm = ff_cropTbl + MAX_NEG_CROP - src[-1-stride];
271  uint8_t *top = src-stride;
272  int y;
273 
274  for (y = 0; y < 4; y++) {
275  uint8_t *cm_in = cm + src[-1];
276  src[0] = cm_in[top[0]];
277  src[1] = cm_in[top[1]];
278  src[2] = cm_in[top[2]];
279  src[3] = cm_in[top[3]];
280  src += stride;
281  }
282 }
283 
284 static void pred16x16_plane_svq3_c(uint8_t *src, ptrdiff_t stride)
285 {
286  pred16x16_plane_compat_8_c(src, stride, 1, 0);
287 }
288 
289 static void pred16x16_plane_rv40_c(uint8_t *src, ptrdiff_t stride)
290 {
291  pred16x16_plane_compat_8_c(src, stride, 0, 1);
292 }
293 
294 static void pred16x16_tm_vp8_c(uint8_t *src, ptrdiff_t stride)
295 {
296  uint8_t *cm = ff_cropTbl + MAX_NEG_CROP - src[-1-stride];
297  uint8_t *top = src-stride;
298  int y;
299 
300  for (y = 0; y < 16; y++) {
301  uint8_t *cm_in = cm + src[-1];
302  src[0] = cm_in[top[0]];
303  src[1] = cm_in[top[1]];
304  src[2] = cm_in[top[2]];
305  src[3] = cm_in[top[3]];
306  src[4] = cm_in[top[4]];
307  src[5] = cm_in[top[5]];
308  src[6] = cm_in[top[6]];
309  src[7] = cm_in[top[7]];
310  src[8] = cm_in[top[8]];
311  src[9] = cm_in[top[9]];
312  src[10] = cm_in[top[10]];
313  src[11] = cm_in[top[11]];
314  src[12] = cm_in[top[12]];
315  src[13] = cm_in[top[13]];
316  src[14] = cm_in[top[14]];
317  src[15] = cm_in[top[15]];
318  src += stride;
319  }
320 }
321 
322 static void pred8x8_left_dc_rv40_c(uint8_t *src, ptrdiff_t stride)
323 {
324  int i;
325  unsigned dc0;
326 
327  dc0=0;
328  for(i=0;i<8; i++)
329  dc0+= src[-1+i*stride];
330  dc0= 0x01010101*((dc0 + 4)>>3);
331 
332  for(i=0; i<8; i++){
333  ((uint32_t*)(src+i*stride))[0]=
334  ((uint32_t*)(src+i*stride))[1]= dc0;
335  }
336 }
337 
338 static void pred8x8_top_dc_rv40_c(uint8_t *src, ptrdiff_t stride)
339 {
340  int i;
341  unsigned dc0;
342 
343  dc0=0;
344  for(i=0;i<8; i++)
345  dc0+= src[i-stride];
346  dc0= 0x01010101*((dc0 + 4)>>3);
347 
348  for(i=0; i<8; i++){
349  ((uint32_t*)(src+i*stride))[0]=
350  ((uint32_t*)(src+i*stride))[1]= dc0;
351  }
352 }
353 
354 static void pred8x8_dc_rv40_c(uint8_t *src, ptrdiff_t stride)
355 {
356  int i;
357  unsigned dc0 = 0;
358 
359  for(i=0;i<4; i++){
360  dc0+= src[-1+i*stride] + src[i-stride];
361  dc0+= src[4+i-stride];
362  dc0+= src[-1+(i+4)*stride];
363  }
364  dc0= 0x01010101*((dc0 + 8)>>4);
365 
366  for(i=0; i<4; i++){
367  ((uint32_t*)(src+i*stride))[0]= dc0;
368  ((uint32_t*)(src+i*stride))[1]= dc0;
369  }
370  for(i=4; i<8; i++){
371  ((uint32_t*)(src+i*stride))[0]= dc0;
372  ((uint32_t*)(src+i*stride))[1]= dc0;
373  }
374 }
375 
376 static void pred8x8_tm_vp8_c(uint8_t *src, ptrdiff_t stride)
377 {
378  uint8_t *cm = ff_cropTbl + MAX_NEG_CROP - src[-1-stride];
379  uint8_t *top = src-stride;
380  int y;
381 
382  for (y = 0; y < 8; y++) {
383  uint8_t *cm_in = cm + src[-1];
384  src[0] = cm_in[top[0]];
385  src[1] = cm_in[top[1]];
386  src[2] = cm_in[top[2]];
387  src[3] = cm_in[top[3]];
388  src[4] = cm_in[top[4]];
389  src[5] = cm_in[top[5]];
390  src[6] = cm_in[top[6]];
391  src[7] = cm_in[top[7]];
392  src += stride;
393  }
394 }
395 
399 void ff_h264_pred_init(H264PredContext *h, int codec_id, const int bit_depth,
400  const int chroma_format_idc)
401 {
402 // MpegEncContext * const s = &h->s;
403 
404 #undef FUNC
405 #undef FUNCC
406 #define FUNC(a, depth) a ## _ ## depth
407 #define FUNCC(a, depth) a ## _ ## depth ## _c
408 #define FUNCD(a) a ## _c
409 
410 #define H264_PRED(depth) \
411  if(codec_id != AV_CODEC_ID_RV40){\
412  if(codec_id == AV_CODEC_ID_VP8) {\
413  h->pred4x4[VERT_PRED ]= FUNCD(pred4x4_vertical_vp8);\
414  h->pred4x4[HOR_PRED ]= FUNCD(pred4x4_horizontal_vp8);\
415  } else {\
416  h->pred4x4[VERT_PRED ]= FUNCC(pred4x4_vertical , depth);\
417  h->pred4x4[HOR_PRED ]= FUNCC(pred4x4_horizontal , depth);\
418  }\
419  h->pred4x4[DC_PRED ]= FUNCC(pred4x4_dc , depth);\
420  if(codec_id == AV_CODEC_ID_SVQ3)\
421  h->pred4x4[DIAG_DOWN_LEFT_PRED ]= FUNCD(pred4x4_down_left_svq3);\
422  else\
423  h->pred4x4[DIAG_DOWN_LEFT_PRED ]= FUNCC(pred4x4_down_left , depth);\
424  h->pred4x4[DIAG_DOWN_RIGHT_PRED]= FUNCC(pred4x4_down_right , depth);\
425  h->pred4x4[VERT_RIGHT_PRED ]= FUNCC(pred4x4_vertical_right , depth);\
426  h->pred4x4[HOR_DOWN_PRED ]= FUNCC(pred4x4_horizontal_down , depth);\
427  if (codec_id == AV_CODEC_ID_VP8) {\
428  h->pred4x4[VERT_LEFT_PRED ]= FUNCD(pred4x4_vertical_left_vp8);\
429  } else\
430  h->pred4x4[VERT_LEFT_PRED ]= FUNCC(pred4x4_vertical_left , depth);\
431  h->pred4x4[HOR_UP_PRED ]= FUNCC(pred4x4_horizontal_up , depth);\
432  if(codec_id != AV_CODEC_ID_VP8) {\
433  h->pred4x4[LEFT_DC_PRED ]= FUNCC(pred4x4_left_dc , depth);\
434  h->pred4x4[TOP_DC_PRED ]= FUNCC(pred4x4_top_dc , depth);\
435  h->pred4x4[DC_128_PRED ]= FUNCC(pred4x4_128_dc , depth);\
436  } else {\
437  h->pred4x4[TM_VP8_PRED ]= FUNCD(pred4x4_tm_vp8);\
438  h->pred4x4[DC_127_PRED ]= FUNCC(pred4x4_127_dc , depth);\
439  h->pred4x4[DC_129_PRED ]= FUNCC(pred4x4_129_dc , depth);\
440  h->pred4x4[VERT_VP8_PRED ]= FUNCC(pred4x4_vertical , depth);\
441  h->pred4x4[HOR_VP8_PRED ]= FUNCC(pred4x4_horizontal , depth);\
442  }\
443  }else{\
444  h->pred4x4[VERT_PRED ]= FUNCC(pred4x4_vertical , depth);\
445  h->pred4x4[HOR_PRED ]= FUNCC(pred4x4_horizontal , depth);\
446  h->pred4x4[DC_PRED ]= FUNCC(pred4x4_dc , depth);\
447  h->pred4x4[DIAG_DOWN_LEFT_PRED ]= FUNCD(pred4x4_down_left_rv40);\
448  h->pred4x4[DIAG_DOWN_RIGHT_PRED]= FUNCC(pred4x4_down_right , depth);\
449  h->pred4x4[VERT_RIGHT_PRED ]= FUNCC(pred4x4_vertical_right , depth);\
450  h->pred4x4[HOR_DOWN_PRED ]= FUNCC(pred4x4_horizontal_down , depth);\
451  h->pred4x4[VERT_LEFT_PRED ]= FUNCD(pred4x4_vertical_left_rv40);\
452  h->pred4x4[HOR_UP_PRED ]= FUNCD(pred4x4_horizontal_up_rv40);\
453  h->pred4x4[LEFT_DC_PRED ]= FUNCC(pred4x4_left_dc , depth);\
454  h->pred4x4[TOP_DC_PRED ]= FUNCC(pred4x4_top_dc , depth);\
455  h->pred4x4[DC_128_PRED ]= FUNCC(pred4x4_128_dc , depth);\
456  h->pred4x4[DIAG_DOWN_LEFT_PRED_RV40_NODOWN]= FUNCD(pred4x4_down_left_rv40_nodown);\
457  h->pred4x4[HOR_UP_PRED_RV40_NODOWN]= FUNCD(pred4x4_horizontal_up_rv40_nodown);\
458  h->pred4x4[VERT_LEFT_PRED_RV40_NODOWN]= FUNCD(pred4x4_vertical_left_rv40_nodown);\
459  }\
460 \
461  h->pred8x8l[VERT_PRED ]= FUNCC(pred8x8l_vertical , depth);\
462  h->pred8x8l[HOR_PRED ]= FUNCC(pred8x8l_horizontal , depth);\
463  h->pred8x8l[DC_PRED ]= FUNCC(pred8x8l_dc , depth);\
464  h->pred8x8l[DIAG_DOWN_LEFT_PRED ]= FUNCC(pred8x8l_down_left , depth);\
465  h->pred8x8l[DIAG_DOWN_RIGHT_PRED]= FUNCC(pred8x8l_down_right , depth);\
466  h->pred8x8l[VERT_RIGHT_PRED ]= FUNCC(pred8x8l_vertical_right , depth);\
467  h->pred8x8l[HOR_DOWN_PRED ]= FUNCC(pred8x8l_horizontal_down , depth);\
468  h->pred8x8l[VERT_LEFT_PRED ]= FUNCC(pred8x8l_vertical_left , depth);\
469  h->pred8x8l[HOR_UP_PRED ]= FUNCC(pred8x8l_horizontal_up , depth);\
470  h->pred8x8l[LEFT_DC_PRED ]= FUNCC(pred8x8l_left_dc , depth);\
471  h->pred8x8l[TOP_DC_PRED ]= FUNCC(pred8x8l_top_dc , depth);\
472  h->pred8x8l[DC_128_PRED ]= FUNCC(pred8x8l_128_dc , depth);\
473 \
474  if (chroma_format_idc <= 1) {\
475  h->pred8x8[VERT_PRED8x8 ]= FUNCC(pred8x8_vertical , depth);\
476  h->pred8x8[HOR_PRED8x8 ]= FUNCC(pred8x8_horizontal , depth);\
477  } else {\
478  h->pred8x8[VERT_PRED8x8 ]= FUNCC(pred8x16_vertical , depth);\
479  h->pred8x8[HOR_PRED8x8 ]= FUNCC(pred8x16_horizontal , depth);\
480  }\
481  if (codec_id != AV_CODEC_ID_VP8) {\
482  if (chroma_format_idc <= 1) {\
483  h->pred8x8[PLANE_PRED8x8]= FUNCC(pred8x8_plane , depth);\
484  } else {\
485  h->pred8x8[PLANE_PRED8x8]= FUNCC(pred8x16_plane , depth);\
486  }\
487  } else\
488  h->pred8x8[PLANE_PRED8x8]= FUNCD(pred8x8_tm_vp8);\
489  if(codec_id != AV_CODEC_ID_RV40 && codec_id != AV_CODEC_ID_VP8){\
490  if (chroma_format_idc <= 1) {\
491  h->pred8x8[DC_PRED8x8 ]= FUNCC(pred8x8_dc , depth);\
492  h->pred8x8[LEFT_DC_PRED8x8]= FUNCC(pred8x8_left_dc , depth);\
493  h->pred8x8[TOP_DC_PRED8x8 ]= FUNCC(pred8x8_top_dc , depth);\
494  h->pred8x8[ALZHEIMER_DC_L0T_PRED8x8 ]= FUNC(pred8x8_mad_cow_dc_l0t, depth);\
495  h->pred8x8[ALZHEIMER_DC_0LT_PRED8x8 ]= FUNC(pred8x8_mad_cow_dc_0lt, depth);\
496  h->pred8x8[ALZHEIMER_DC_L00_PRED8x8 ]= FUNC(pred8x8_mad_cow_dc_l00, depth);\
497  h->pred8x8[ALZHEIMER_DC_0L0_PRED8x8 ]= FUNC(pred8x8_mad_cow_dc_0l0, depth);\
498  } else {\
499  h->pred8x8[DC_PRED8x8 ]= FUNCC(pred8x16_dc , depth);\
500  h->pred8x8[LEFT_DC_PRED8x8]= FUNCC(pred8x16_left_dc , depth);\
501  h->pred8x8[TOP_DC_PRED8x8 ]= FUNCC(pred8x16_top_dc , depth);\
502  h->pred8x8[ALZHEIMER_DC_L0T_PRED8x8 ]= FUNC(pred8x16_mad_cow_dc_l0t, depth);\
503  h->pred8x8[ALZHEIMER_DC_0LT_PRED8x8 ]= FUNC(pred8x16_mad_cow_dc_0lt, depth);\
504  h->pred8x8[ALZHEIMER_DC_L00_PRED8x8 ]= FUNC(pred8x16_mad_cow_dc_l00, depth);\
505  h->pred8x8[ALZHEIMER_DC_0L0_PRED8x8 ]= FUNC(pred8x16_mad_cow_dc_0l0, depth);\
506  }\
507  }else{\
508  h->pred8x8[DC_PRED8x8 ]= FUNCD(pred8x8_dc_rv40);\
509  h->pred8x8[LEFT_DC_PRED8x8]= FUNCD(pred8x8_left_dc_rv40);\
510  h->pred8x8[TOP_DC_PRED8x8 ]= FUNCD(pred8x8_top_dc_rv40);\
511  if (codec_id == AV_CODEC_ID_VP8) {\
512  h->pred8x8[DC_127_PRED8x8]= FUNCC(pred8x8_127_dc , depth);\
513  h->pred8x8[DC_129_PRED8x8]= FUNCC(pred8x8_129_dc , depth);\
514  }\
515  }\
516  if (chroma_format_idc <= 1) {\
517  h->pred8x8[DC_128_PRED8x8 ]= FUNCC(pred8x8_128_dc , depth);\
518  } else {\
519  h->pred8x8[DC_128_PRED8x8 ]= FUNCC(pred8x16_128_dc , depth);\
520  }\
521 \
522  h->pred16x16[DC_PRED8x8 ]= FUNCC(pred16x16_dc , depth);\
523  h->pred16x16[VERT_PRED8x8 ]= FUNCC(pred16x16_vertical , depth);\
524  h->pred16x16[HOR_PRED8x8 ]= FUNCC(pred16x16_horizontal , depth);\
525  switch(codec_id){\
526  case AV_CODEC_ID_SVQ3:\
527  h->pred16x16[PLANE_PRED8x8 ]= FUNCD(pred16x16_plane_svq3);\
528  break;\
529  case AV_CODEC_ID_RV40:\
530  h->pred16x16[PLANE_PRED8x8 ]= FUNCD(pred16x16_plane_rv40);\
531  break;\
532  case AV_CODEC_ID_VP8:\
533  h->pred16x16[PLANE_PRED8x8 ]= FUNCD(pred16x16_tm_vp8);\
534  h->pred16x16[DC_127_PRED8x8]= FUNCC(pred16x16_127_dc , depth);\
535  h->pred16x16[DC_129_PRED8x8]= FUNCC(pred16x16_129_dc , depth);\
536  break;\
537  default:\
538  h->pred16x16[PLANE_PRED8x8 ]= FUNCC(pred16x16_plane , depth);\
539  break;\
540  }\
541  h->pred16x16[LEFT_DC_PRED8x8]= FUNCC(pred16x16_left_dc , depth);\
542  h->pred16x16[TOP_DC_PRED8x8 ]= FUNCC(pred16x16_top_dc , depth);\
543  h->pred16x16[DC_128_PRED8x8 ]= FUNCC(pred16x16_128_dc , depth);\
544 \
545  /* special lossless h/v prediction for h264 */ \
546  h->pred4x4_add [VERT_PRED ]= FUNCC(pred4x4_vertical_add , depth);\
547  h->pred4x4_add [ HOR_PRED ]= FUNCC(pred4x4_horizontal_add , depth);\
548  h->pred8x8l_add [VERT_PRED ]= FUNCC(pred8x8l_vertical_add , depth);\
549  h->pred8x8l_add [ HOR_PRED ]= FUNCC(pred8x8l_horizontal_add , depth);\
550  if (chroma_format_idc <= 1) {\
551  h->pred8x8_add [VERT_PRED8x8]= FUNCC(pred8x8_vertical_add , depth);\
552  h->pred8x8_add [ HOR_PRED8x8]= FUNCC(pred8x8_horizontal_add , depth);\
553  } else {\
554  h->pred8x8_add [VERT_PRED8x8]= FUNCC(pred8x16_vertical_add , depth);\
555  h->pred8x8_add [ HOR_PRED8x8]= FUNCC(pred8x16_horizontal_add , depth);\
556  }\
557  h->pred16x16_add[VERT_PRED8x8]= FUNCC(pred16x16_vertical_add , depth);\
558  h->pred16x16_add[ HOR_PRED8x8]= FUNCC(pred16x16_horizontal_add , depth);\
559 
560  switch (bit_depth) {
561  case 9:
562  H264_PRED(9)
563  break;
564  case 10:
565  H264_PRED(10)
566  break;
567  default:
568  H264_PRED(8)
569  break;
570  }
571 
572  if (ARCH_ARM) ff_h264_pred_init_arm(h, codec_id, bit_depth, chroma_format_idc);
573  if (ARCH_X86) ff_h264_pred_init_x86(h, codec_id, bit_depth, chroma_format_idc);
574 }
static void pred4x4_vertical_left_rv40_nodown_c(uint8_t *src, const uint8_t *topright, ptrdiff_t stride)
Definition: h264pred.c:182
void ff_h264_pred_init_x86(H264PredContext *h, int codec_id, const int bit_depth, const int chroma_format_idc)
#define ff_cropTbl
static void pred4x4_tm_vp8_c(uint8_t *src, const uint8_t *topright, ptrdiff_t stride)
Definition: h264pred.c:267
#define MAX_NEG_CROP
Definition: dsputil.h:83
static void pred4x4_horizontal_up_rv40_nodown_c(uint8_t *src, const uint8_t *topright, ptrdiff_t stride)
Definition: h264pred.c:241
int stride
Definition: mace.c:144
#define AV_WN32A(p, v)
Definition: intreadwrite.h:458
#define PACK_4U8(a, b, c, d)
Definition: mathops.h:177
#define t7
Definition: regdef.h:35
static void pred8x8_tm_vp8_c(uint8_t *src, ptrdiff_t stride)
Definition: h264pred.c:376
uint8_t
static void pred4x4_vertical_left_rv40(uint8_t *src, const uint8_t *topright, ptrdiff_t stride, const int l0, const int l1, const int l2, const int l3, const int l4)
Definition: h264pred.c:147
static void pred16x16_plane_rv40_c(uint8_t *src, ptrdiff_t stride)
Definition: h264pred.c:289
Context for storing H.264 prediction functions.
Definition: h264pred.h:92
#define t0
Definition: regdef.h:28
static void pred4x4_down_left_rv40_nodown_c(uint8_t *src, const uint8_t *topright, ptrdiff_t stride)
Definition: h264pred.c:121
static void pred8x8_dc_rv40_c(uint8_t *src, ptrdiff_t stride)
Definition: h264pred.c:354
#define cm
Definition: dvbsubdec.c:34
void ff_h264_pred_init(H264PredContext *h, int codec_id, const int bit_depth, const int chroma_format_idc)
Set the intra prediction function pointers.
Definition: h264pred.c:399
static void pred16x16_plane_svq3_c(uint8_t *src, ptrdiff_t stride)
Definition: h264pred.c:284
static void pred8x8_top_dc_rv40_c(uint8_t *src, ptrdiff_t stride)
Definition: h264pred.c:338
#define t1
Definition: regdef.h:29
#define t3
Definition: regdef.h:31
enum AVCodecID codec_id
Definition: mov_chan.c:432
#define H264_PRED(depth)
H.264 / AVC / MPEG4 part10 prediction functions.
static void pred4x4_down_left_rv40_c(uint8_t *src, const uint8_t *topright, ptrdiff_t stride)
Definition: h264pred.c:95
#define ARCH_ARM
Definition: config.h:14
static void pred4x4_horizontal_vp8_c(uint8_t *src, const uint8_t *topright, ptrdiff_t stride)
Definition: h264pred.c:59
static void pred4x4_vertical_left_rv40_c(uint8_t *src, const uint8_t *topright, ptrdiff_t stride)
Definition: h264pred.c:173
static void pred4x4_vertical_vp8_c(uint8_t *src, const uint8_t *topright, ptrdiff_t stride)
Definition: h264pred.c:42
static void pred16x16_tm_vp8_c(uint8_t *src, ptrdiff_t stride)
Definition: h264pred.c:294
#define t5
Definition: regdef.h:33
H.264 / AVC / MPEG4 prediction functions.
static void pred4x4_down_left_svq3_c(uint8_t *src, const uint8_t *topright, ptrdiff_t stride)
Definition: h264pred.c:71
#define LOAD_LEFT_EDGE
#define LOAD_TOP_EDGE
static void pred8x8_left_dc_rv40_c(uint8_t *src, ptrdiff_t stride)
Definition: h264pred.c:322
static void pred4x4_vertical_left_vp8_c(uint8_t *src, const uint8_t *topright, ptrdiff_t stride)
Definition: h264pred.c:191
#define t6
Definition: regdef.h:34
#define ARCH_X86
Definition: config.h:33
#define t4
Definition: regdef.h:32
#define LOAD_DOWN_LEFT_EDGE
void ff_h264_pred_init_arm(H264PredContext *h, int codec_id, int bit_depth, const int chroma_format_idc)
static void pred4x4_horizontal_up_rv40_c(uint8_t *src, const uint8_t *topright, ptrdiff_t stride)
Definition: h264pred.c:215
#define LOAD_TOP_RIGHT_EDGE
#define t2
Definition: regdef.h:30