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cavsdsp.c
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1 /*
2  * Chinese AVS video (AVS1-P2, JiZhun profile) decoder.
3  *
4  * DSP functions
5  *
6  * Copyright (c) 2006 Stefan Gehrer <stefan.gehrer@gmx.de>
7  *
8  * This file is part of FFmpeg.
9  *
10  * FFmpeg is free software; you can redistribute it and/or
11  * modify it under the terms of the GNU Lesser General Public
12  * License as published by the Free Software Foundation; either
13  * version 2.1 of the License, or (at your option) any later version.
14  *
15  * FFmpeg is distributed in the hope that it will be useful,
16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18  * Lesser General Public License for more details.
19  *
20  * You should have received a copy of the GNU Lesser General Public
21  * License along with FFmpeg; if not, write to the Free Software
22  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
23  */
24 
25 #include <stdio.h>
26 
27 #include "idctdsp.h"
28 #include "mathops.h"
29 #include "cavsdsp.h"
30 #include "libavutil/common.h"
31 
32 /*****************************************************************************
33  *
34  * in-loop deblocking filter
35  *
36  ****************************************************************************/
37 
38 #define P2 p0_p[-3*stride]
39 #define P1 p0_p[-2*stride]
40 #define P0 p0_p[-1*stride]
41 #define Q0 p0_p[ 0*stride]
42 #define Q1 p0_p[ 1*stride]
43 #define Q2 p0_p[ 2*stride]
44 
45 static inline void loop_filter_l2(uint8_t *p0_p,int stride,int alpha, int beta) {
46  int p0 = P0;
47  int q0 = Q0;
48 
49  if(abs(p0-q0)<alpha && abs(P1-p0)<beta && abs(Q1-q0)<beta) {
50  int s = p0 + q0 + 2;
51  alpha = (alpha>>2) + 2;
52  if(abs(P2-p0) < beta && abs(p0-q0) < alpha) {
53  P0 = (P1 + p0 + s) >> 2;
54  P1 = (2*P1 + s) >> 2;
55  } else
56  P0 = (2*P1 + s) >> 2;
57  if(abs(Q2-q0) < beta && abs(q0-p0) < alpha) {
58  Q0 = (Q1 + q0 + s) >> 2;
59  Q1 = (2*Q1 + s) >> 2;
60  } else
61  Q0 = (2*Q1 + s) >> 2;
62  }
63 }
64 
65 static inline void loop_filter_l1(uint8_t *p0_p, int stride, int alpha, int beta, int tc) {
66  int p0 = P0;
67  int q0 = Q0;
68 
69  if(abs(p0-q0)<alpha && abs(P1-p0)<beta && abs(Q1-q0)<beta) {
70  int delta = av_clip(((q0-p0)*3+P1-Q1+4)>>3,-tc, tc);
71  P0 = av_clip_uint8(p0+delta);
72  Q0 = av_clip_uint8(q0-delta);
73  if(abs(P2-p0)<beta) {
74  delta = av_clip(((P0-P1)*3+P2-Q0+4)>>3, -tc, tc);
75  P1 = av_clip_uint8(P1+delta);
76  }
77  if(abs(Q2-q0)<beta) {
78  delta = av_clip(((Q1-Q0)*3+P0-Q2+4)>>3, -tc, tc);
79  Q1 = av_clip_uint8(Q1-delta);
80  }
81  }
82 }
83 
84 static inline void loop_filter_c2(uint8_t *p0_p,int stride,int alpha, int beta) {
85  int p0 = P0;
86  int q0 = Q0;
87 
88  if(abs(p0-q0)<alpha && abs(P1-p0)<beta && abs(Q1-q0)<beta) {
89  int s = p0 + q0 + 2;
90  alpha = (alpha>>2) + 2;
91  if(abs(P2-p0) < beta && abs(p0-q0) < alpha) {
92  P0 = (P1 + p0 + s) >> 2;
93  } else
94  P0 = (2*P1 + s) >> 2;
95  if(abs(Q2-q0) < beta && abs(q0-p0) < alpha) {
96  Q0 = (Q1 + q0 + s) >> 2;
97  } else
98  Q0 = (2*Q1 + s) >> 2;
99  }
100 }
101 
102 static inline void loop_filter_c1(uint8_t *p0_p,int stride,int alpha, int beta,
103  int tc) {
104  if(abs(P0-Q0)<alpha && abs(P1-P0)<beta && abs(Q1-Q0)<beta) {
105  int delta = av_clip(((Q0-P0)*3+P1-Q1+4)>>3, -tc, tc);
106  P0 = av_clip_uint8(P0+delta);
107  Q0 = av_clip_uint8(Q0-delta);
108  }
109 }
110 
111 #undef P0
112 #undef P1
113 #undef P2
114 #undef Q0
115 #undef Q1
116 #undef Q2
117 
118 static void cavs_filter_lv_c(uint8_t *d, int stride, int alpha, int beta, int tc,
119  int bs1, int bs2) {
120  int i;
121  if(bs1==2)
122  for(i=0;i<16;i++)
123  loop_filter_l2(d + i*stride,1,alpha,beta);
124  else {
125  if(bs1)
126  for(i=0;i<8;i++)
127  loop_filter_l1(d + i*stride,1,alpha,beta,tc);
128  if (bs2)
129  for(i=8;i<16;i++)
130  loop_filter_l1(d + i*stride,1,alpha,beta,tc);
131  }
132 }
133 
134 static void cavs_filter_lh_c(uint8_t *d, int stride, int alpha, int beta, int tc,
135  int bs1, int bs2) {
136  int i;
137  if(bs1==2)
138  for(i=0;i<16;i++)
139  loop_filter_l2(d + i,stride,alpha,beta);
140  else {
141  if(bs1)
142  for(i=0;i<8;i++)
143  loop_filter_l1(d + i,stride,alpha,beta,tc);
144  if (bs2)
145  for(i=8;i<16;i++)
146  loop_filter_l1(d + i,stride,alpha,beta,tc);
147  }
148 }
149 
150 static void cavs_filter_cv_c(uint8_t *d, int stride, int alpha, int beta, int tc,
151  int bs1, int bs2) {
152  int i;
153  if(bs1==2)
154  for(i=0;i<8;i++)
155  loop_filter_c2(d + i*stride,1,alpha,beta);
156  else {
157  if(bs1)
158  for(i=0;i<4;i++)
159  loop_filter_c1(d + i*stride,1,alpha,beta,tc);
160  if (bs2)
161  for(i=4;i<8;i++)
162  loop_filter_c1(d + i*stride,1,alpha,beta,tc);
163  }
164 }
165 
166 static void cavs_filter_ch_c(uint8_t *d, int stride, int alpha, int beta, int tc,
167  int bs1, int bs2) {
168  int i;
169  if(bs1==2)
170  for(i=0;i<8;i++)
171  loop_filter_c2(d + i,stride,alpha,beta);
172  else {
173  if(bs1)
174  for(i=0;i<4;i++)
175  loop_filter_c1(d + i,stride,alpha,beta,tc);
176  if (bs2)
177  for(i=4;i<8;i++)
178  loop_filter_c1(d + i,stride,alpha,beta,tc);
179  }
180 }
181 
182 /*****************************************************************************
183  *
184  * inverse transform
185  *
186  ****************************************************************************/
187 
188 static void cavs_idct8_add_c(uint8_t *dst, int16_t *block, int stride) {
189  int i;
190  int16_t (*src)[8] = (int16_t(*)[8])block;
191  const uint8_t *cm = ff_crop_tab + MAX_NEG_CROP;
192 
193  src[0][0] += 8;
194 
195  for( i = 0; i < 8; i++ ) {
196  const int a0 = 3*src[i][1] - (src[i][7]<<1);
197  const int a1 = 3*src[i][3] + (src[i][5]<<1);
198  const int a2 = (src[i][3]<<1) - 3*src[i][5];
199  const int a3 = (src[i][1]<<1) + 3*src[i][7];
200 
201  const int b4 = ((a0 + a1 + a3)<<1) + a1;
202  const int b5 = ((a0 - a1 + a2)<<1) + a0;
203  const int b6 = ((a3 - a2 - a1)<<1) + a3;
204  const int b7 = ((a0 - a2 - a3)<<1) - a2;
205 
206  const int a7 = (src[i][2]<<2) - 10*src[i][6];
207  const int a6 = (src[i][6]<<2) + 10*src[i][2];
208  const int a5 = ((src[i][0] - src[i][4]) << 3) + 4;
209  const int a4 = ((src[i][0] + src[i][4]) << 3) + 4;
210 
211  const int b0 = a4 + a6;
212  const int b1 = a5 + a7;
213  const int b2 = a5 - a7;
214  const int b3 = a4 - a6;
215 
216  src[i][0] = (b0 + b4) >> 3;
217  src[i][1] = (b1 + b5) >> 3;
218  src[i][2] = (b2 + b6) >> 3;
219  src[i][3] = (b3 + b7) >> 3;
220  src[i][4] = (b3 - b7) >> 3;
221  src[i][5] = (b2 - b6) >> 3;
222  src[i][6] = (b1 - b5) >> 3;
223  src[i][7] = (b0 - b4) >> 3;
224  }
225  for( i = 0; i < 8; i++ ) {
226  const int a0 = 3*src[1][i] - (src[7][i]<<1);
227  const int a1 = 3*src[3][i] + (src[5][i]<<1);
228  const int a2 = (src[3][i]<<1) - 3*src[5][i];
229  const int a3 = (src[1][i]<<1) + 3*src[7][i];
230 
231  const int b4 = ((a0 + a1 + a3)<<1) + a1;
232  const int b5 = ((a0 - a1 + a2)<<1) + a0;
233  const int b6 = ((a3 - a2 - a1)<<1) + a3;
234  const int b7 = ((a0 - a2 - a3)<<1) - a2;
235 
236  const int a7 = (src[2][i]<<2) - 10*src[6][i];
237  const int a6 = (src[6][i]<<2) + 10*src[2][i];
238  const int a5 = (src[0][i] - src[4][i]) << 3;
239  const int a4 = (src[0][i] + src[4][i]) << 3;
240 
241  const int b0 = a4 + a6;
242  const int b1 = a5 + a7;
243  const int b2 = a5 - a7;
244  const int b3 = a4 - a6;
245 
246  dst[i + 0*stride] = cm[ dst[i + 0*stride] + ((b0 + b4) >> 7)];
247  dst[i + 1*stride] = cm[ dst[i + 1*stride] + ((b1 + b5) >> 7)];
248  dst[i + 2*stride] = cm[ dst[i + 2*stride] + ((b2 + b6) >> 7)];
249  dst[i + 3*stride] = cm[ dst[i + 3*stride] + ((b3 + b7) >> 7)];
250  dst[i + 4*stride] = cm[ dst[i + 4*stride] + ((b3 - b7) >> 7)];
251  dst[i + 5*stride] = cm[ dst[i + 5*stride] + ((b2 - b6) >> 7)];
252  dst[i + 6*stride] = cm[ dst[i + 6*stride] + ((b1 - b5) >> 7)];
253  dst[i + 7*stride] = cm[ dst[i + 7*stride] + ((b0 - b4) >> 7)];
254  }
255 }
256 
257 /*****************************************************************************
258  *
259  * motion compensation
260  *
261  ****************************************************************************/
262 
263 #define CAVS_SUBPIX(OPNAME, OP, NAME, A, B, C, D, E, F) \
264 static void OPNAME ## cavs_filt8_h_ ## NAME(uint8_t *dst, uint8_t *src, int dstStride, int srcStride){\
265  const int h=8;\
266  const uint8_t *cm = ff_crop_tab + MAX_NEG_CROP;\
267  int i;\
268  for(i=0; i<h; i++)\
269  {\
270  OP(dst[0], A*src[-2] + B*src[-1] + C*src[0] + D*src[1] + E*src[2] + F*src[3]);\
271  OP(dst[1], A*src[-1] + B*src[ 0] + C*src[1] + D*src[2] + E*src[3] + F*src[4]);\
272  OP(dst[2], A*src[ 0] + B*src[ 1] + C*src[2] + D*src[3] + E*src[4] + F*src[5]);\
273  OP(dst[3], A*src[ 1] + B*src[ 2] + C*src[3] + D*src[4] + E*src[5] + F*src[6]);\
274  OP(dst[4], A*src[ 2] + B*src[ 3] + C*src[4] + D*src[5] + E*src[6] + F*src[7]);\
275  OP(dst[5], A*src[ 3] + B*src[ 4] + C*src[5] + D*src[6] + E*src[7] + F*src[8]);\
276  OP(dst[6], A*src[ 4] + B*src[ 5] + C*src[6] + D*src[7] + E*src[8] + F*src[9]);\
277  OP(dst[7], A*src[ 5] + B*src[ 6] + C*src[7] + D*src[8] + E*src[9] + F*src[10]);\
278  dst+=dstStride;\
279  src+=srcStride;\
280  }\
281 }\
282 \
283 static void OPNAME ## cavs_filt8_v_ ## NAME(uint8_t *dst, uint8_t *src, int dstStride, int srcStride){\
284  const int w=8;\
285  const uint8_t *cm = ff_crop_tab + MAX_NEG_CROP;\
286  int i;\
287  for(i=0; i<w; i++)\
288  {\
289  const int srcB= src[-2*srcStride];\
290  const int srcA= src[-1*srcStride];\
291  const int src0= src[0 *srcStride];\
292  const int src1= src[1 *srcStride];\
293  const int src2= src[2 *srcStride];\
294  const int src3= src[3 *srcStride];\
295  const int src4= src[4 *srcStride];\
296  const int src5= src[5 *srcStride];\
297  const int src6= src[6 *srcStride];\
298  const int src7= src[7 *srcStride];\
299  const int src8= src[8 *srcStride];\
300  const int src9= src[9 *srcStride];\
301  const int src10= src[10 *srcStride];\
302  OP(dst[0*dstStride], A*srcB + B*srcA + C*src0 + D*src1 + E*src2 + F*src3);\
303  OP(dst[1*dstStride], A*srcA + B*src0 + C*src1 + D*src2 + E*src3 + F*src4);\
304  OP(dst[2*dstStride], A*src0 + B*src1 + C*src2 + D*src3 + E*src4 + F*src5);\
305  OP(dst[3*dstStride], A*src1 + B*src2 + C*src3 + D*src4 + E*src5 + F*src6);\
306  OP(dst[4*dstStride], A*src2 + B*src3 + C*src4 + D*src5 + E*src6 + F*src7);\
307  OP(dst[5*dstStride], A*src3 + B*src4 + C*src5 + D*src6 + E*src7 + F*src8);\
308  OP(dst[6*dstStride], A*src4 + B*src5 + C*src6 + D*src7 + E*src8 + F*src9);\
309  OP(dst[7*dstStride], A*src5 + B*src6 + C*src7 + D*src8 + E*src9 + F*src10);\
310  dst++;\
311  src++;\
312  }\
313 }\
314 \
315 static void OPNAME ## cavs_filt16_v_ ## NAME(uint8_t *dst, uint8_t *src, int dstStride, int srcStride){\
316  OPNAME ## cavs_filt8_v_ ## NAME(dst , src , dstStride, srcStride);\
317  OPNAME ## cavs_filt8_v_ ## NAME(dst+8, src+8, dstStride, srcStride);\
318  src += 8*srcStride;\
319  dst += 8*dstStride;\
320  OPNAME ## cavs_filt8_v_ ## NAME(dst , src , dstStride, srcStride);\
321  OPNAME ## cavs_filt8_v_ ## NAME(dst+8, src+8, dstStride, srcStride);\
322 }\
323 \
324 static void OPNAME ## cavs_filt16_h_ ## NAME(uint8_t *dst, uint8_t *src, int dstStride, int srcStride){\
325  OPNAME ## cavs_filt8_h_ ## NAME(dst , src , dstStride, srcStride);\
326  OPNAME ## cavs_filt8_h_ ## NAME(dst+8, src+8, dstStride, srcStride);\
327  src += 8*srcStride;\
328  dst += 8*dstStride;\
329  OPNAME ## cavs_filt8_h_ ## NAME(dst , src , dstStride, srcStride);\
330  OPNAME ## cavs_filt8_h_ ## NAME(dst+8, src+8, dstStride, srcStride);\
331 }\
332 
333 #define CAVS_SUBPIX_HV(OPNAME, OP, NAME, AH, BH, CH, DH, EH, FH, AV, BV, CV, DV, EV, FV, FULL) \
334 static void OPNAME ## cavs_filt8_hv_ ## NAME(uint8_t *dst, uint8_t *src1, uint8_t *src2, int dstStride, int srcStride){\
335  int16_t temp[8*(8+5)];\
336  int16_t *tmp = temp;\
337  const int h=8;\
338  const int w=8;\
339  const uint8_t *cm = ff_crop_tab + MAX_NEG_CROP;\
340  int i;\
341  src1 -= 2*srcStride;\
342  for(i=0; i<h+5; i++)\
343  {\
344  tmp[0]= AH*src1[-2] + BH*src1[-1] + CH*src1[0] + DH*src1[1] + EH*src1[2] + FH*src1[3];\
345  tmp[1]= AH*src1[-1] + BH*src1[ 0] + CH*src1[1] + DH*src1[2] + EH*src1[3] + FH*src1[4];\
346  tmp[2]= AH*src1[ 0] + BH*src1[ 1] + CH*src1[2] + DH*src1[3] + EH*src1[4] + FH*src1[5];\
347  tmp[3]= AH*src1[ 1] + BH*src1[ 2] + CH*src1[3] + DH*src1[4] + EH*src1[5] + FH*src1[6];\
348  tmp[4]= AH*src1[ 2] + BH*src1[ 3] + CH*src1[4] + DH*src1[5] + EH*src1[6] + FH*src1[7];\
349  tmp[5]= AH*src1[ 3] + BH*src1[ 4] + CH*src1[5] + DH*src1[6] + EH*src1[7] + FH*src1[8];\
350  tmp[6]= AH*src1[ 4] + BH*src1[ 5] + CH*src1[6] + DH*src1[7] + EH*src1[8] + FH*src1[9];\
351  tmp[7]= AH*src1[ 5] + BH*src1[ 6] + CH*src1[7] + DH*src1[8] + EH*src1[9] + FH*src1[10];\
352  tmp+=8;\
353  src1+=srcStride;\
354  }\
355  if(FULL) {\
356  tmp = temp+8*2; \
357  for(i=0; i<w; i++) \
358  { \
359  const int tmpB= tmp[-2*8]; \
360  const int tmpA= tmp[-1*8]; \
361  const int tmp0= tmp[0 *8]; \
362  const int tmp1= tmp[1 *8]; \
363  const int tmp2= tmp[2 *8]; \
364  const int tmp3= tmp[3 *8]; \
365  const int tmp4= tmp[4 *8]; \
366  const int tmp5= tmp[5 *8]; \
367  const int tmp6= tmp[6 *8]; \
368  const int tmp7= tmp[7 *8]; \
369  const int tmp8= tmp[8 *8]; \
370  const int tmp9= tmp[9 *8]; \
371  const int tmp10=tmp[10*8]; \
372  OP(dst[0*dstStride], AV*tmpB + BV*tmpA + CV*tmp0 + DV*tmp1 + EV*tmp2 + FV*tmp3 + 64*src2[0*srcStride]); \
373  OP(dst[1*dstStride], AV*tmpA + BV*tmp0 + CV*tmp1 + DV*tmp2 + EV*tmp3 + FV*tmp4 + 64*src2[1*srcStride]); \
374  OP(dst[2*dstStride], AV*tmp0 + BV*tmp1 + CV*tmp2 + DV*tmp3 + EV*tmp4 + FV*tmp5 + 64*src2[2*srcStride]); \
375  OP(dst[3*dstStride], AV*tmp1 + BV*tmp2 + CV*tmp3 + DV*tmp4 + EV*tmp5 + FV*tmp6 + 64*src2[3*srcStride]); \
376  OP(dst[4*dstStride], AV*tmp2 + BV*tmp3 + CV*tmp4 + DV*tmp5 + EV*tmp6 + FV*tmp7 + 64*src2[4*srcStride]); \
377  OP(dst[5*dstStride], AV*tmp3 + BV*tmp4 + CV*tmp5 + DV*tmp6 + EV*tmp7 + FV*tmp8 + 64*src2[5*srcStride]); \
378  OP(dst[6*dstStride], AV*tmp4 + BV*tmp5 + CV*tmp6 + DV*tmp7 + EV*tmp8 + FV*tmp9 + 64*src2[6*srcStride]); \
379  OP(dst[7*dstStride], AV*tmp5 + BV*tmp6 + CV*tmp7 + DV*tmp8 + EV*tmp9 + FV*tmp10 + 64*src2[7*srcStride]); \
380  dst++; \
381  tmp++; \
382  src2++; \
383  } \
384  } else {\
385  tmp = temp+8*2; \
386  for(i=0; i<w; i++) \
387  { \
388  const int tmpB= tmp[-2*8]; \
389  const int tmpA= tmp[-1*8]; \
390  const int tmp0= tmp[0 *8]; \
391  const int tmp1= tmp[1 *8]; \
392  const int tmp2= tmp[2 *8]; \
393  const int tmp3= tmp[3 *8]; \
394  const int tmp4= tmp[4 *8]; \
395  const int tmp5= tmp[5 *8]; \
396  const int tmp6= tmp[6 *8]; \
397  const int tmp7= tmp[7 *8]; \
398  const int tmp8= tmp[8 *8]; \
399  const int tmp9= tmp[9 *8]; \
400  const int tmp10=tmp[10*8]; \
401  OP(dst[0*dstStride], AV*tmpB + BV*tmpA + CV*tmp0 + DV*tmp1 + EV*tmp2 + FV*tmp3); \
402  OP(dst[1*dstStride], AV*tmpA + BV*tmp0 + CV*tmp1 + DV*tmp2 + EV*tmp3 + FV*tmp4); \
403  OP(dst[2*dstStride], AV*tmp0 + BV*tmp1 + CV*tmp2 + DV*tmp3 + EV*tmp4 + FV*tmp5); \
404  OP(dst[3*dstStride], AV*tmp1 + BV*tmp2 + CV*tmp3 + DV*tmp4 + EV*tmp5 + FV*tmp6); \
405  OP(dst[4*dstStride], AV*tmp2 + BV*tmp3 + CV*tmp4 + DV*tmp5 + EV*tmp6 + FV*tmp7); \
406  OP(dst[5*dstStride], AV*tmp3 + BV*tmp4 + CV*tmp5 + DV*tmp6 + EV*tmp7 + FV*tmp8); \
407  OP(dst[6*dstStride], AV*tmp4 + BV*tmp5 + CV*tmp6 + DV*tmp7 + EV*tmp8 + FV*tmp9); \
408  OP(dst[7*dstStride], AV*tmp5 + BV*tmp6 + CV*tmp7 + DV*tmp8 + EV*tmp9 + FV*tmp10); \
409  dst++; \
410  tmp++; \
411  } \
412  }\
413 }\
414 \
415 static void OPNAME ## cavs_filt16_hv_ ## NAME(uint8_t *dst, uint8_t *src1, uint8_t *src2, int dstStride, int srcStride){ \
416  OPNAME ## cavs_filt8_hv_ ## NAME(dst , src1, src2 , dstStride, srcStride); \
417  OPNAME ## cavs_filt8_hv_ ## NAME(dst+8, src1+8, src2+8, dstStride, srcStride); \
418  src1 += 8*srcStride;\
419  src2 += 8*srcStride;\
420  dst += 8*dstStride;\
421  OPNAME ## cavs_filt8_hv_ ## NAME(dst , src1, src2 , dstStride, srcStride); \
422  OPNAME ## cavs_filt8_hv_ ## NAME(dst+8, src1+8, src2+8, dstStride, srcStride); \
423 }\
424 
425 #define CAVS_MC(OPNAME, SIZE) \
426 static void OPNAME ## cavs_qpel ## SIZE ## _mc10_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
427 {\
428  OPNAME ## cavs_filt ## SIZE ## _h_qpel_l(dst, src, stride, stride);\
429 }\
430 \
431 static void OPNAME ## cavs_qpel ## SIZE ## _mc20_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
432 {\
433  OPNAME ## cavs_filt ## SIZE ## _h_hpel(dst, src, stride, stride);\
434 }\
435 \
436 static void OPNAME ## cavs_qpel ## SIZE ## _mc30_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
437 {\
438  OPNAME ## cavs_filt ## SIZE ## _h_qpel_r(dst, src, stride, stride);\
439 }\
440 \
441 static void OPNAME ## cavs_qpel ## SIZE ## _mc01_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
442 {\
443  OPNAME ## cavs_filt ## SIZE ## _v_qpel_l(dst, src, stride, stride);\
444 }\
445 \
446 static void OPNAME ## cavs_qpel ## SIZE ## _mc02_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
447 {\
448  OPNAME ## cavs_filt ## SIZE ## _v_hpel(dst, src, stride, stride);\
449 }\
450 \
451 static void OPNAME ## cavs_qpel ## SIZE ## _mc03_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
452 {\
453  OPNAME ## cavs_filt ## SIZE ## _v_qpel_r(dst, src, stride, stride);\
454 }\
455 \
456 static void OPNAME ## cavs_qpel ## SIZE ## _mc22_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
457 {\
458  OPNAME ## cavs_filt ## SIZE ## _hv_jj(dst, src, NULL, stride, stride); \
459 }\
460 \
461 static void OPNAME ## cavs_qpel ## SIZE ## _mc11_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
462 {\
463  OPNAME ## cavs_filt ## SIZE ## _hv_egpr(dst, src, src, stride, stride); \
464 }\
465 \
466 static void OPNAME ## cavs_qpel ## SIZE ## _mc13_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
467 {\
468  OPNAME ## cavs_filt ## SIZE ## _hv_egpr(dst, src, src+stride, stride, stride); \
469 }\
470 \
471 static void OPNAME ## cavs_qpel ## SIZE ## _mc31_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
472 {\
473  OPNAME ## cavs_filt ## SIZE ## _hv_egpr(dst, src, src+1, stride, stride); \
474 }\
475 \
476 static void OPNAME ## cavs_qpel ## SIZE ## _mc33_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
477 {\
478  OPNAME ## cavs_filt ## SIZE ## _hv_egpr(dst, src, src+stride+1,stride, stride); \
479 }\
480 \
481 static void OPNAME ## cavs_qpel ## SIZE ## _mc21_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
482 {\
483  OPNAME ## cavs_filt ## SIZE ## _hv_ff(dst, src, src+stride+1,stride, stride); \
484 }\
485 \
486 static void OPNAME ## cavs_qpel ## SIZE ## _mc12_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
487 {\
488  OPNAME ## cavs_filt ## SIZE ## _hv_ii(dst, src, src+stride+1,stride, stride); \
489 }\
490 \
491 static void OPNAME ## cavs_qpel ## SIZE ## _mc32_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
492 {\
493  OPNAME ## cavs_filt ## SIZE ## _hv_kk(dst, src, src+stride+1,stride, stride); \
494 }\
495 \
496 static void OPNAME ## cavs_qpel ## SIZE ## _mc23_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
497 {\
498  OPNAME ## cavs_filt ## SIZE ## _hv_qq(dst, src, src+stride+1,stride, stride); \
499 }\
500 
501 #define op_put1(a, b) a = cm[((b)+4)>>3]
502 #define op_put2(a, b) a = cm[((b)+64)>>7]
503 #define op_put3(a, b) a = cm[((b)+32)>>6]
504 #define op_put4(a, b) a = cm[((b)+512)>>10]
505 #define op_avg1(a, b) a = ((a)+cm[((b)+4)>>3] +1)>>1
506 #define op_avg2(a, b) a = ((a)+cm[((b)+64)>>7] +1)>>1
507 #define op_avg3(a, b) a = ((a)+cm[((b)+32)>>6] +1)>>1
508 #define op_avg4(a, b) a = ((a)+cm[((b)+512)>>10]+1)>>1
509 CAVS_SUBPIX(put_ , op_put1, hpel, 0, -1, 5, 5, -1, 0)
510 CAVS_SUBPIX(put_ , op_put2, qpel_l, -1, -2, 96, 42, -7, 0)
511 CAVS_SUBPIX(put_ , op_put2, qpel_r, 0, -7, 42, 96, -2, -1)
512 CAVS_SUBPIX_HV(put_, op_put3, jj, 0, -1, 5, 5, -1, 0, 0, -1, 5, 5, -1, 0, 0)
513 CAVS_SUBPIX_HV(put_, op_put4, ff, 0, -1, 5, 5, -1, 0, -1, -2, 96, 42, -7, 0, 0)
514 CAVS_SUBPIX_HV(put_, op_put4, ii, -1, -2, 96, 42, -7, 0, 0, -1, 5, 5, -1, 0, 0)
515 CAVS_SUBPIX_HV(put_, op_put4, kk, 0, -7, 42, 96, -2, -1, 0, -1, 5, 5, -1, 0, 0)
516 CAVS_SUBPIX_HV(put_, op_put4, qq, 0, -1, 5, 5, -1, 0, 0, -7, 42, 96, -2,-1, 0)
517 CAVS_SUBPIX_HV(put_, op_put2, egpr, 0, -1, 5, 5, -1, 0, 0, -1, 5, 5, -1, 0, 1)
518 CAVS_SUBPIX(avg_ , op_avg1, hpel, 0, -1, 5, 5, -1, 0)
519 CAVS_SUBPIX(avg_ , op_avg2, qpel_l, -1, -2, 96, 42, -7, 0)
520 CAVS_SUBPIX(avg_ , op_avg2, qpel_r, 0, -7, 42, 96, -2, -1)
521 CAVS_SUBPIX_HV(avg_, op_avg3, jj, 0, -1, 5, 5, -1, 0, 0, -1, 5, 5, -1, 0, 0)
522 CAVS_SUBPIX_HV(avg_, op_avg4, ff, 0, -1, 5, 5, -1, 0, -1, -2, 96, 42, -7, 0, 0)
523 CAVS_SUBPIX_HV(avg_, op_avg4, ii, -1, -2, 96, 42, -7, 0, 0, -1, 5, 5, -1, 0, 0)
524 CAVS_SUBPIX_HV(avg_, op_avg4, kk, 0, -7, 42, 96, -2, -1, 0, -1, 5, 5, -1, 0, 0)
525 CAVS_SUBPIX_HV(avg_, op_avg4, qq, 0, -1, 5, 5, -1, 0, 0, -7, 42, 96, -2,-1, 0)
526 CAVS_SUBPIX_HV(avg_, op_avg2, egpr, 0, -1, 5, 5, -1, 0, 0, -1, 5, 5, -1, 0, 1)
527 CAVS_MC(put_, 8)
528 CAVS_MC(put_, 16)
529 CAVS_MC(avg_, 8)
530 CAVS_MC(avg_, 16)
531 
532 #define put_cavs_qpel8_mc00_c ff_put_pixels8x8_c
533 #define avg_cavs_qpel8_mc00_c ff_avg_pixels8x8_c
534 #define put_cavs_qpel16_mc00_c ff_put_pixels16x16_c
535 #define avg_cavs_qpel16_mc00_c ff_avg_pixels16x16_c
536 
537 av_cold void ff_cavsdsp_init(CAVSDSPContext* c, AVCodecContext *avctx) {
538 #define dspfunc(PFX, IDX, NUM) \
539  c->PFX ## _pixels_tab[IDX][ 0] = PFX ## NUM ## _mc00_c; \
540  c->PFX ## _pixels_tab[IDX][ 1] = PFX ## NUM ## _mc10_c; \
541  c->PFX ## _pixels_tab[IDX][ 2] = PFX ## NUM ## _mc20_c; \
542  c->PFX ## _pixels_tab[IDX][ 3] = PFX ## NUM ## _mc30_c; \
543  c->PFX ## _pixels_tab[IDX][ 4] = PFX ## NUM ## _mc01_c; \
544  c->PFX ## _pixels_tab[IDX][ 5] = PFX ## NUM ## _mc11_c; \
545  c->PFX ## _pixels_tab[IDX][ 6] = PFX ## NUM ## _mc21_c; \
546  c->PFX ## _pixels_tab[IDX][ 7] = PFX ## NUM ## _mc31_c; \
547  c->PFX ## _pixels_tab[IDX][ 8] = PFX ## NUM ## _mc02_c; \
548  c->PFX ## _pixels_tab[IDX][ 9] = PFX ## NUM ## _mc12_c; \
549  c->PFX ## _pixels_tab[IDX][10] = PFX ## NUM ## _mc22_c; \
550  c->PFX ## _pixels_tab[IDX][11] = PFX ## NUM ## _mc32_c; \
551  c->PFX ## _pixels_tab[IDX][12] = PFX ## NUM ## _mc03_c; \
552  c->PFX ## _pixels_tab[IDX][13] = PFX ## NUM ## _mc13_c; \
553  c->PFX ## _pixels_tab[IDX][14] = PFX ## NUM ## _mc23_c; \
554  c->PFX ## _pixels_tab[IDX][15] = PFX ## NUM ## _mc33_c
555  dspfunc(put_cavs_qpel, 0, 16);
556  dspfunc(put_cavs_qpel, 1, 8);
557  dspfunc(avg_cavs_qpel, 0, 16);
558  dspfunc(avg_cavs_qpel, 1, 8);
559  c->cavs_filter_lv = cavs_filter_lv_c;
560  c->cavs_filter_lh = cavs_filter_lh_c;
561  c->cavs_filter_cv = cavs_filter_cv_c;
562  c->cavs_filter_ch = cavs_filter_ch_c;
563  c->cavs_idct8_add = cavs_idct8_add_c;
564  c->idct_perm = FF_NO_IDCT_PERM;
565 
566  if (ARCH_X86)
567  ff_cavsdsp_init_x86(c, avctx);
568 }
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