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