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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 "idctdsp.h"
26#include "mathops.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
43static inline void loop_filter_l2(uint8_t *p0_p, ptrdiff_t stride, int alpha, int beta)
44{
45 int p0 = P0;
46 int q0 = Q0;
47
48 if(abs(p0-q0)<alpha && abs(P1-p0)<beta && abs(Q1-q0)<beta) {
49 int s = p0 + q0 + 2;
50 alpha = (alpha>>2) + 2;
51 if(abs(P2-p0) < beta && abs(p0-q0) < alpha) {
52 P0 = (P1 + p0 + s) >> 2;
53 P1 = (2*P1 + s) >> 2;
54 } else
55 P0 = (2*P1 + s) >> 2;
56 if(abs(Q2-q0) < beta && abs(q0-p0) < alpha) {
57 Q0 = (Q1 + q0 + s) >> 2;
58 Q1 = (2*Q1 + s) >> 2;
59 } else
60 Q0 = (2*Q1 + s) >> 2;
61 }
62}
63
64static inline void loop_filter_l1(uint8_t *p0_p, ptrdiff_t stride, int alpha, int beta, int tc)
65{
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
84static inline void loop_filter_c2(uint8_t *p0_p, ptrdiff_t stride, int alpha, int beta)
85{
86 int p0 = P0;
87 int q0 = Q0;
88
89 if(abs(p0-q0)<alpha && abs(P1-p0)<beta && abs(Q1-q0)<beta) {
90 int s = p0 + q0 + 2;
91 alpha = (alpha>>2) + 2;
92 if(abs(P2-p0) < beta && abs(p0-q0) < alpha) {
93 P0 = (P1 + p0 + s) >> 2;
94 } else
95 P0 = (2*P1 + s) >> 2;
96 if(abs(Q2-q0) < beta && abs(q0-p0) < alpha) {
97 Q0 = (Q1 + q0 + s) >> 2;
98 } else
99 Q0 = (2*Q1 + s) >> 2;
100 }
101}
102
103static inline void loop_filter_c1(uint8_t *p0_p, ptrdiff_t stride, int alpha, int beta,
104 int tc)
105{
106 if(abs(P0-Q0)<alpha && abs(P1-P0)<beta && abs(Q1-Q0)<beta) {
107 int delta = av_clip(((Q0-P0)*3+P1-Q1+4)>>3, -tc, tc);
108 P0 = av_clip_uint8(P0+delta);
109 Q0 = av_clip_uint8(Q0-delta);
110 }
111}
112
113#undef P0
114#undef P1
115#undef P2
116#undef Q0
117#undef Q1
118#undef Q2
119
120static void cavs_filter_lv_c(uint8_t *d, ptrdiff_t stride, int alpha, int beta, int tc,
121 int bs1, int bs2)
122{
123 int i;
124 if(bs1==2)
125 for(i=0;i<16;i++)
126 loop_filter_l2(d + i*stride,1,alpha,beta);
127 else {
128 if(bs1)
129 for(i=0;i<8;i++)
130 loop_filter_l1(d + i*stride,1,alpha,beta,tc);
131 if (bs2)
132 for(i=8;i<16;i++)
133 loop_filter_l1(d + i*stride,1,alpha,beta,tc);
134 }
135}
136
137static void cavs_filter_lh_c(uint8_t *d, ptrdiff_t stride, int alpha, int beta, int tc,
138 int bs1, int bs2)
139{
140 int i;
141 if(bs1==2)
142 for(i=0;i<16;i++)
143 loop_filter_l2(d + i,stride,alpha,beta);
144 else {
145 if(bs1)
146 for(i=0;i<8;i++)
147 loop_filter_l1(d + i,stride,alpha,beta,tc);
148 if (bs2)
149 for(i=8;i<16;i++)
150 loop_filter_l1(d + i,stride,alpha,beta,tc);
151 }
152}
153
154static void cavs_filter_cv_c(uint8_t *d, ptrdiff_t stride, int alpha, int beta, int tc,
155 int bs1, int bs2)
156{
157 int i;
158 if(bs1==2)
159 for(i=0;i<8;i++)
160 loop_filter_c2(d + i*stride,1,alpha,beta);
161 else {
162 if(bs1)
163 for(i=0;i<4;i++)
164 loop_filter_c1(d + i*stride,1,alpha,beta,tc);
165 if (bs2)
166 for(i=4;i<8;i++)
167 loop_filter_c1(d + i*stride,1,alpha,beta,tc);
168 }
169}
170
171static void cavs_filter_ch_c(uint8_t *d, ptrdiff_t stride, int alpha, int beta, int tc,
172 int bs1, int bs2)
173{
174 int i;
175 if(bs1==2)
176 for(i=0;i<8;i++)
177 loop_filter_c2(d + i,stride,alpha,beta);
178 else {
179 if(bs1)
180 for(i=0;i<4;i++)
181 loop_filter_c1(d + i,stride,alpha,beta,tc);
182 if (bs2)
183 for(i=4;i<8;i++)
184 loop_filter_c1(d + i,stride,alpha,beta,tc);
185 }
186}
187
188/*****************************************************************************
189 *
190 * inverse transform
191 *
192 ****************************************************************************/
193
194static void cavs_idct8_add_c(uint8_t *dst, int16_t *block, ptrdiff_t stride)
195{
196 int i;
197 int16_t (*src)[8] = (int16_t(*)[8])block;
198
199 src[0][0] += 8;
200
201 for( i = 0; i < 8; i++ ) {
202 const int a0 = 3 * src[i][1] - 2 * src[i][7];
203 const int a1 = 3 * src[i][3] + 2 * src[i][5];
204 const int a2 = 2 * src[i][3] - 3 * src[i][5];
205 const int a3 = 2 * src[i][1] + 3 * src[i][7];
206
207 const int b4 = 2 * (a0 + a1 + a3) + a1;
208 const int b5 = 2 * (a0 - a1 + a2) + a0;
209 const int b6 = 2 * (a3 - a2 - a1) + a3;
210 const int b7 = 2 * (a0 - a2 - a3) - a2;
211
212 const int a7 = 4 * src[i][2] - 10 * src[i][6];
213 const int a6 = 4 * src[i][6] + 10 * src[i][2];
214 const int a5 = 8 * (src[i][0] - src[i][4]) + 4;
215 const int a4 = 8 * (src[i][0] + src[i][4]) + 4;
216
217 const int b0 = a4 + a6;
218 const int b1 = a5 + a7;
219 const int b2 = a5 - a7;
220 const int b3 = a4 - a6;
221
222 src[i][0] = (b0 + b4) >> 3;
223 src[i][1] = (b1 + b5) >> 3;
224 src[i][2] = (b2 + b6) >> 3;
225 src[i][3] = (b3 + b7) >> 3;
226 src[i][4] = (b3 - b7) >> 3;
227 src[i][5] = (b2 - b6) >> 3;
228 src[i][6] = (b1 - b5) >> 3;
229 src[i][7] = (b0 - b4) >> 3;
230 }
231 for( i = 0; i < 8; i++ ) {
232 const int a0 = 3 * src[1][i] - 2 * src[7][i];
233 const int a1 = 3 * src[3][i] + 2 * src[5][i];
234 const int a2 = 2 * src[3][i] - 3 * src[5][i];
235 const int a3 = 2 * src[1][i] + 3 * src[7][i];
236
237 const int b4 = 2 * (a0 + a1 + a3) + a1;
238 const int b5 = 2 * (a0 - a1 + a2) + a0;
239 const int b6 = 2 * (a3 - a2 - a1) + a3;
240 const int b7 = 2 * (a0 - a2 - a3) - a2;
241
242 const int a7 = 4 * src[2][i] - 10 * src[6][i];
243 const int a6 = 4 * src[6][i] + 10 * src[2][i];
244 const int a5 = 8 * (src[0][i] - src[4][i]);
245 const int a4 = 8 * (src[0][i] + src[4][i]);
246
247 const int b0 = a4 + a6;
248 const int b1 = a5 + a7;
249 const int b2 = a5 - a7;
250 const int b3 = a4 - a6;
251
252 dst[i + 0*stride] = av_clip_uint8( dst[i + 0*stride] + ((b0 + b4) >> 7));
253 dst[i + 1*stride] = av_clip_uint8( dst[i + 1*stride] + ((b1 + b5) >> 7));
254 dst[i + 2*stride] = av_clip_uint8( dst[i + 2*stride] + ((b2 + b6) >> 7));
255 dst[i + 3*stride] = av_clip_uint8( dst[i + 3*stride] + ((b3 + b7) >> 7));
256 dst[i + 4*stride] = av_clip_uint8( dst[i + 4*stride] + ((b3 - b7) >> 7));
257 dst[i + 5*stride] = av_clip_uint8( dst[i + 5*stride] + ((b2 - b6) >> 7));
258 dst[i + 6*stride] = av_clip_uint8( dst[i + 6*stride] + ((b1 - b5) >> 7));
259 dst[i + 7*stride] = av_clip_uint8( dst[i + 7*stride] + ((b0 - b4) >> 7));
260 }
261}
262
263/*****************************************************************************
264 *
265 * motion compensation
266 *
267 ****************************************************************************/
268
269#define CAVS_SUBPIX(OPNAME, OP, NAME, A, B, C, D, E, F) \
270static void OPNAME ## cavs_filt8_h_ ## NAME(uint8_t *dst, const uint8_t *src, ptrdiff_t dstStride, ptrdiff_t srcStride)\
271{ \
272 const int h=8;\
273 const uint8_t *cm = ff_crop_tab + MAX_NEG_CROP;\
274 int i;\
275 for(i=0; i<h; i++)\
276 {\
277 OP(dst[0], A*src[-2] + B*src[-1] + C*src[0] + D*src[1] + E*src[2] + F*src[3]);\
278 OP(dst[1], A*src[-1] + B*src[ 0] + C*src[1] + D*src[2] + E*src[3] + F*src[4]);\
279 OP(dst[2], A*src[ 0] + B*src[ 1] + C*src[2] + D*src[3] + E*src[4] + F*src[5]);\
280 OP(dst[3], A*src[ 1] + B*src[ 2] + C*src[3] + D*src[4] + E*src[5] + F*src[6]);\
281 OP(dst[4], A*src[ 2] + B*src[ 3] + C*src[4] + D*src[5] + E*src[6] + F*src[7]);\
282 OP(dst[5], A*src[ 3] + B*src[ 4] + C*src[5] + D*src[6] + E*src[7] + F*src[8]);\
283 OP(dst[6], A*src[ 4] + B*src[ 5] + C*src[6] + D*src[7] + E*src[8] + F*src[9]);\
284 OP(dst[7], A*src[ 5] + B*src[ 6] + C*src[7] + D*src[8] + E*src[9] + F*src[10]);\
285 dst+=dstStride;\
286 src+=srcStride;\
287 }\
288}\
289\
290static void OPNAME ## cavs_filt8_v_ ## NAME(uint8_t *dst, const uint8_t *src, ptrdiff_t dstStride, ptrdiff_t srcStride)\
291{ \
292 const int w=8;\
293 const uint8_t *cm = ff_crop_tab + MAX_NEG_CROP;\
294 int i;\
295 for(i=0; i<w; i++)\
296 {\
297 const int srcB= src[-2*srcStride];\
298 const int srcA= src[-1*srcStride];\
299 const int src0= src[0 *srcStride];\
300 const int src1= src[1 *srcStride];\
301 const int src2= src[2 *srcStride];\
302 const int src3= src[3 *srcStride];\
303 const int src4= src[4 *srcStride];\
304 const int src5= src[5 *srcStride];\
305 const int src6= src[6 *srcStride];\
306 const int src7= src[7 *srcStride];\
307 const int src8= src[8 *srcStride];\
308 const int src9= src[9 *srcStride];\
309 const int src10= src[10 *srcStride];\
310 OP(dst[0*dstStride], A*srcB + B*srcA + C*src0 + D*src1 + E*src2 + F*src3);\
311 OP(dst[1*dstStride], A*srcA + B*src0 + C*src1 + D*src2 + E*src3 + F*src4);\
312 OP(dst[2*dstStride], A*src0 + B*src1 + C*src2 + D*src3 + E*src4 + F*src5);\
313 OP(dst[3*dstStride], A*src1 + B*src2 + C*src3 + D*src4 + E*src5 + F*src6);\
314 OP(dst[4*dstStride], A*src2 + B*src3 + C*src4 + D*src5 + E*src6 + F*src7);\
315 OP(dst[5*dstStride], A*src3 + B*src4 + C*src5 + D*src6 + E*src7 + F*src8);\
316 OP(dst[6*dstStride], A*src4 + B*src5 + C*src6 + D*src7 + E*src8 + F*src9);\
317 OP(dst[7*dstStride], A*src5 + B*src6 + C*src7 + D*src8 + E*src9 + F*src10);\
318 dst++;\
319 src++;\
320 }\
321}\
322\
323static void OPNAME ## cavs_filt16_v_ ## NAME(uint8_t *dst, const uint8_t *src, ptrdiff_t dstStride, ptrdiff_t srcStride)\
324{ \
325 OPNAME ## cavs_filt8_v_ ## NAME(dst , src , dstStride, srcStride);\
326 OPNAME ## cavs_filt8_v_ ## NAME(dst+8, src+8, dstStride, srcStride);\
327 src += 8*srcStride;\
328 dst += 8*dstStride;\
329 OPNAME ## cavs_filt8_v_ ## NAME(dst , src , dstStride, srcStride);\
330 OPNAME ## cavs_filt8_v_ ## NAME(dst+8, src+8, dstStride, srcStride);\
331}\
332\
333static void OPNAME ## cavs_filt16_h_ ## NAME(uint8_t *dst, const uint8_t *src, ptrdiff_t dstStride, ptrdiff_t srcStride)\
334{ \
335 OPNAME ## cavs_filt8_h_ ## NAME(dst , src , dstStride, srcStride);\
336 OPNAME ## cavs_filt8_h_ ## NAME(dst+8, src+8, dstStride, srcStride);\
337 src += 8*srcStride;\
338 dst += 8*dstStride;\
339 OPNAME ## cavs_filt8_h_ ## NAME(dst , src , dstStride, srcStride);\
340 OPNAME ## cavs_filt8_h_ ## NAME(dst+8, src+8, dstStride, srcStride);\
341}\
342
343#define CAVS_SUBPIX_HV(OPNAME, OP, NAME, AH, BH, CH, DH, EH, FH, AV, BV, CV, DV, EV, FV, FULL) \
344static void OPNAME ## cavs_filt8_hv_ ## NAME(uint8_t *dst, const uint8_t *src1, const uint8_t *src2, ptrdiff_t dstStride, ptrdiff_t srcStride)\
345{ \
346 int16_t temp[8*(8+5)];\
347 int16_t *tmp = temp;\
348 const int h=8;\
349 const int w=8;\
350 const uint8_t *cm = ff_crop_tab + MAX_NEG_CROP;\
351 int i;\
352 src1 -= 2*srcStride;\
353 for(i=0; i<h+5; i++)\
354 {\
355 tmp[0]= AH*src1[-2] + BH*src1[-1] + CH*src1[0] + DH*src1[1] + EH*src1[2] + FH*src1[3];\
356 tmp[1]= AH*src1[-1] + BH*src1[ 0] + CH*src1[1] + DH*src1[2] + EH*src1[3] + FH*src1[4];\
357 tmp[2]= AH*src1[ 0] + BH*src1[ 1] + CH*src1[2] + DH*src1[3] + EH*src1[4] + FH*src1[5];\
358 tmp[3]= AH*src1[ 1] + BH*src1[ 2] + CH*src1[3] + DH*src1[4] + EH*src1[5] + FH*src1[6];\
359 tmp[4]= AH*src1[ 2] + BH*src1[ 3] + CH*src1[4] + DH*src1[5] + EH*src1[6] + FH*src1[7];\
360 tmp[5]= AH*src1[ 3] + BH*src1[ 4] + CH*src1[5] + DH*src1[6] + EH*src1[7] + FH*src1[8];\
361 tmp[6]= AH*src1[ 4] + BH*src1[ 5] + CH*src1[6] + DH*src1[7] + EH*src1[8] + FH*src1[9];\
362 tmp[7]= AH*src1[ 5] + BH*src1[ 6] + CH*src1[7] + DH*src1[8] + EH*src1[9] + FH*src1[10];\
363 tmp+=8;\
364 src1+=srcStride;\
365 }\
366 if(FULL) {\
367 tmp = temp+8*2; \
368 for(i=0; i<w; i++) \
369 { \
370 const int tmpB= tmp[-2*8]; \
371 const int tmpA= tmp[-1*8]; \
372 const int tmp0= tmp[0 *8]; \
373 const int tmp1= tmp[1 *8]; \
374 const int tmp2= tmp[2 *8]; \
375 const int tmp3= tmp[3 *8]; \
376 const int tmp4= tmp[4 *8]; \
377 const int tmp5= tmp[5 *8]; \
378 const int tmp6= tmp[6 *8]; \
379 const int tmp7= tmp[7 *8]; \
380 const int tmp8= tmp[8 *8]; \
381 const int tmp9= tmp[9 *8]; \
382 const int tmp10=tmp[10*8]; \
383 OP(dst[0*dstStride], AV*tmpB + BV*tmpA + CV*tmp0 + DV*tmp1 + EV*tmp2 + FV*tmp3 + 64*src2[0*srcStride]); \
384 OP(dst[1*dstStride], AV*tmpA + BV*tmp0 + CV*tmp1 + DV*tmp2 + EV*tmp3 + FV*tmp4 + 64*src2[1*srcStride]); \
385 OP(dst[2*dstStride], AV*tmp0 + BV*tmp1 + CV*tmp2 + DV*tmp3 + EV*tmp4 + FV*tmp5 + 64*src2[2*srcStride]); \
386 OP(dst[3*dstStride], AV*tmp1 + BV*tmp2 + CV*tmp3 + DV*tmp4 + EV*tmp5 + FV*tmp6 + 64*src2[3*srcStride]); \
387 OP(dst[4*dstStride], AV*tmp2 + BV*tmp3 + CV*tmp4 + DV*tmp5 + EV*tmp6 + FV*tmp7 + 64*src2[4*srcStride]); \
388 OP(dst[5*dstStride], AV*tmp3 + BV*tmp4 + CV*tmp5 + DV*tmp6 + EV*tmp7 + FV*tmp8 + 64*src2[5*srcStride]); \
389 OP(dst[6*dstStride], AV*tmp4 + BV*tmp5 + CV*tmp6 + DV*tmp7 + EV*tmp8 + FV*tmp9 + 64*src2[6*srcStride]); \
390 OP(dst[7*dstStride], AV*tmp5 + BV*tmp6 + CV*tmp7 + DV*tmp8 + EV*tmp9 + FV*tmp10 + 64*src2[7*srcStride]); \
391 dst++; \
392 tmp++; \
393 src2++; \
394 } \
395 } else {\
396 tmp = temp+8*2; \
397 for(i=0; i<w; i++) \
398 { \
399 const int tmpB= tmp[-2*8]; \
400 const int tmpA= tmp[-1*8]; \
401 const int tmp0= tmp[0 *8]; \
402 const int tmp1= tmp[1 *8]; \
403 const int tmp2= tmp[2 *8]; \
404 const int tmp3= tmp[3 *8]; \
405 const int tmp4= tmp[4 *8]; \
406 const int tmp5= tmp[5 *8]; \
407 const int tmp6= tmp[6 *8]; \
408 const int tmp7= tmp[7 *8]; \
409 const int tmp8= tmp[8 *8]; \
410 const int tmp9= tmp[9 *8]; \
411 const int tmp10=tmp[10*8]; \
412 OP(dst[0*dstStride], AV*tmpB + BV*tmpA + CV*tmp0 + DV*tmp1 + EV*tmp2 + FV*tmp3); \
413 OP(dst[1*dstStride], AV*tmpA + BV*tmp0 + CV*tmp1 + DV*tmp2 + EV*tmp3 + FV*tmp4); \
414 OP(dst[2*dstStride], AV*tmp0 + BV*tmp1 + CV*tmp2 + DV*tmp3 + EV*tmp4 + FV*tmp5); \
415 OP(dst[3*dstStride], AV*tmp1 + BV*tmp2 + CV*tmp3 + DV*tmp4 + EV*tmp5 + FV*tmp6); \
416 OP(dst[4*dstStride], AV*tmp2 + BV*tmp3 + CV*tmp4 + DV*tmp5 + EV*tmp6 + FV*tmp7); \
417 OP(dst[5*dstStride], AV*tmp3 + BV*tmp4 + CV*tmp5 + DV*tmp6 + EV*tmp7 + FV*tmp8); \
418 OP(dst[6*dstStride], AV*tmp4 + BV*tmp5 + CV*tmp6 + DV*tmp7 + EV*tmp8 + FV*tmp9); \
419 OP(dst[7*dstStride], AV*tmp5 + BV*tmp6 + CV*tmp7 + DV*tmp8 + EV*tmp9 + FV*tmp10); \
420 dst++; \
421 tmp++; \
422 } \
423 }\
424}\
425\
426static void OPNAME ## cavs_filt16_hv_ ## NAME(uint8_t *dst, const uint8_t *src1, const uint8_t *src2, ptrdiff_t dstStride, ptrdiff_t srcStride)\
427{ \
428 OPNAME ## cavs_filt8_hv_ ## NAME(dst , src1, FULL ? src2 : NULL, dstStride, srcStride); \
429 OPNAME ## cavs_filt8_hv_ ## NAME(dst+8, src1+8, FULL ? src2 + 8 : NULL, dstStride, srcStride); \
430 src1 += 8*srcStride;\
431 if (FULL) \
432 src2 += 8*srcStride;\
433 dst += 8*dstStride;\
434 OPNAME ## cavs_filt8_hv_ ## NAME(dst , src1, FULL ? src2 : NULL, dstStride, srcStride); \
435 OPNAME ## cavs_filt8_hv_ ## NAME(dst+8, src1+8, FULL ? src2 + 8 : NULL, dstStride, srcStride); \
436}\
437
438#define CAVS_MC(OPNAME, SIZE) \
439static void OPNAME ## cavs_qpel ## SIZE ## _mc10_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
440{\
441 OPNAME ## cavs_filt ## SIZE ## _h_qpel_l(dst, src, stride, stride);\
442}\
443\
444static void OPNAME ## cavs_qpel ## SIZE ## _mc20_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
445{\
446 OPNAME ## cavs_filt ## SIZE ## _h_hpel(dst, src, stride, stride);\
447}\
448\
449static void OPNAME ## cavs_qpel ## SIZE ## _mc30_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
450{\
451 OPNAME ## cavs_filt ## SIZE ## _h_qpel_r(dst, src, stride, stride);\
452}\
453\
454static void OPNAME ## cavs_qpel ## SIZE ## _mc01_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
455{\
456 OPNAME ## cavs_filt ## SIZE ## _v_qpel_l(dst, src, stride, stride);\
457}\
458\
459static void OPNAME ## cavs_qpel ## SIZE ## _mc02_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
460{\
461 OPNAME ## cavs_filt ## SIZE ## _v_hpel(dst, src, stride, stride);\
462}\
463\
464static void OPNAME ## cavs_qpel ## SIZE ## _mc03_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
465{\
466 OPNAME ## cavs_filt ## SIZE ## _v_qpel_r(dst, src, stride, stride);\
467}\
468\
469static void OPNAME ## cavs_qpel ## SIZE ## _mc22_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
470{\
471 OPNAME ## cavs_filt ## SIZE ## _hv_jj(dst, src, NULL, stride, stride); \
472}\
473\
474static void OPNAME ## cavs_qpel ## SIZE ## _mc11_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
475{\
476 OPNAME ## cavs_filt ## SIZE ## _hv_egpr(dst, src, src, stride, stride); \
477}\
478\
479static void OPNAME ## cavs_qpel ## SIZE ## _mc13_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
480{\
481 OPNAME ## cavs_filt ## SIZE ## _hv_egpr(dst, src, src+stride, stride, stride); \
482}\
483\
484static void OPNAME ## cavs_qpel ## SIZE ## _mc31_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
485{\
486 OPNAME ## cavs_filt ## SIZE ## _hv_egpr(dst, src, src+1, stride, stride); \
487}\
488\
489static void OPNAME ## cavs_qpel ## SIZE ## _mc33_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
490{\
491 OPNAME ## cavs_filt ## SIZE ## _hv_egpr(dst, src, src+stride+1,stride, stride); \
492}\
493\
494static void OPNAME ## cavs_qpel ## SIZE ## _mc21_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
495{\
496 OPNAME ## cavs_filt ## SIZE ## _hv_ff(dst, src, NULL, stride, stride); \
497}\
498\
499static void OPNAME ## cavs_qpel ## SIZE ## _mc12_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
500{\
501 OPNAME ## cavs_filt ## SIZE ## _hv_ii(dst, src, NULL, stride, stride); \
502}\
503\
504static void OPNAME ## cavs_qpel ## SIZE ## _mc32_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
505{\
506 OPNAME ## cavs_filt ## SIZE ## _hv_kk(dst, src, NULL, stride, stride); \
507}\
508\
509static void OPNAME ## cavs_qpel ## SIZE ## _mc23_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
510{\
511 OPNAME ## cavs_filt ## SIZE ## _hv_qq(dst, src, NULL, stride, stride); \
512}\
513
514#define op_put1(a, b) a = cm[((b)+4)>>3]
515#define op_put2(a, b) a = cm[((b)+64)>>7]
516#define op_put3(a, b) a = cm[((b)+32)>>6]
517#define op_put4(a, b) a = cm[((b)+512)>>10]
518#define op_avg1(a, b) a = ((a)+cm[((b)+4)>>3] +1)>>1
519#define op_avg2(a, b) a = ((a)+cm[((b)+64)>>7] +1)>>1
520#define op_avg3(a, b) a = ((a)+cm[((b)+32)>>6] +1)>>1
521#define op_avg4(a, b) a = ((a)+cm[((b)+512)>>10]+1)>>1
522CAVS_SUBPIX(put_ , op_put1, hpel, 0, -1, 5, 5, -1, 0)
523CAVS_SUBPIX(put_ , op_put2, qpel_l, -1, -2, 96, 42, -7, 0)
524CAVS_SUBPIX(put_ , op_put2, qpel_r, 0, -7, 42, 96, -2, -1)
525CAVS_SUBPIX_HV(put_, op_put3, jj, 0, -1, 5, 5, -1, 0, 0, -1, 5, 5, -1, 0, 0)
526CAVS_SUBPIX_HV(put_, op_put4, ff, 0, -1, 5, 5, -1, 0, -1, -2, 96, 42, -7, 0, 0)
527CAVS_SUBPIX_HV(put_, op_put4, ii, -1, -2, 96, 42, -7, 0, 0, -1, 5, 5, -1, 0, 0)
528CAVS_SUBPIX_HV(put_, op_put4, kk, 0, -7, 42, 96, -2, -1, 0, -1, 5, 5, -1, 0, 0)
529CAVS_SUBPIX_HV(put_, op_put4, qq, 0, -1, 5, 5, -1, 0, 0, -7, 42, 96, -2,-1, 0)
530CAVS_SUBPIX_HV(put_, op_put2, egpr, 0, -1, 5, 5, -1, 0, 0, -1, 5, 5, -1, 0, 1)
531CAVS_SUBPIX(avg_ , op_avg1, hpel, 0, -1, 5, 5, -1, 0)
532CAVS_SUBPIX(avg_ , op_avg2, qpel_l, -1, -2, 96, 42, -7, 0)
533CAVS_SUBPIX(avg_ , op_avg2, qpel_r, 0, -7, 42, 96, -2, -1)
534CAVS_SUBPIX_HV(avg_, op_avg3, jj, 0, -1, 5, 5, -1, 0, 0, -1, 5, 5, -1, 0, 0)
535CAVS_SUBPIX_HV(avg_, op_avg4, ff, 0, -1, 5, 5, -1, 0, -1, -2, 96, 42, -7, 0, 0)
536CAVS_SUBPIX_HV(avg_, op_avg4, ii, -1, -2, 96, 42, -7, 0, 0, -1, 5, 5, -1, 0, 0)
537CAVS_SUBPIX_HV(avg_, op_avg4, kk, 0, -7, 42, 96, -2, -1, 0, -1, 5, 5, -1, 0, 0)
538CAVS_SUBPIX_HV(avg_, op_avg4, qq, 0, -1, 5, 5, -1, 0, 0, -7, 42, 96, -2,-1, 0)
539CAVS_SUBPIX_HV(avg_, op_avg2, egpr, 0, -1, 5, 5, -1, 0, 0, -1, 5, 5, -1, 0, 1)
540CAVS_MC(put_, 8)
541CAVS_MC(put_, 16)
542CAVS_MC(avg_, 8)
543CAVS_MC(avg_, 16)
544
545#define put_cavs_qpel8_mc00_c ff_put_pixels8x8_c
546#define avg_cavs_qpel8_mc00_c ff_avg_pixels8x8_c
547#define put_cavs_qpel16_mc00_c ff_put_pixels16x16_c
548#define avg_cavs_qpel16_mc00_c ff_avg_pixels16x16_c
549
550av_cold void ff_cavsdsp_init(CAVSDSPContext* c)
551{
552#define dspfunc(PFX, IDX, NUM) \
553 c->PFX ## _pixels_tab[IDX][ 0] = PFX ## NUM ## _mc00_c; \
554 c->PFX ## _pixels_tab[IDX][ 1] = PFX ## NUM ## _mc10_c; \
555 c->PFX ## _pixels_tab[IDX][ 2] = PFX ## NUM ## _mc20_c; \
556 c->PFX ## _pixels_tab[IDX][ 3] = PFX ## NUM ## _mc30_c; \
557 c->PFX ## _pixels_tab[IDX][ 4] = PFX ## NUM ## _mc01_c; \
558 c->PFX ## _pixels_tab[IDX][ 5] = PFX ## NUM ## _mc11_c; \
559 c->PFX ## _pixels_tab[IDX][ 6] = PFX ## NUM ## _mc21_c; \
560 c->PFX ## _pixels_tab[IDX][ 7] = PFX ## NUM ## _mc31_c; \
561 c->PFX ## _pixels_tab[IDX][ 8] = PFX ## NUM ## _mc02_c; \
562 c->PFX ## _pixels_tab[IDX][ 9] = PFX ## NUM ## _mc12_c; \
563 c->PFX ## _pixels_tab[IDX][10] = PFX ## NUM ## _mc22_c; \
564 c->PFX ## _pixels_tab[IDX][11] = PFX ## NUM ## _mc32_c; \
565 c->PFX ## _pixels_tab[IDX][12] = PFX ## NUM ## _mc03_c; \
566 c->PFX ## _pixels_tab[IDX][13] = PFX ## NUM ## _mc13_c; \
567 c->PFX ## _pixels_tab[IDX][14] = PFX ## NUM ## _mc23_c; \
568 c->PFX ## _pixels_tab[IDX][15] = PFX ## NUM ## _mc33_c
569 dspfunc(put_cavs_qpel, 0, 16);
570 dspfunc(put_cavs_qpel, 1, 8);
571 dspfunc(avg_cavs_qpel, 0, 16);
572 dspfunc(avg_cavs_qpel, 1, 8);
573 c->cavs_filter_lv = cavs_filter_lv_c;
574 c->cavs_filter_lh = cavs_filter_lh_c;
575 c->cavs_filter_cv = cavs_filter_cv_c;
576 c->cavs_filter_ch = cavs_filter_ch_c;
577 c->cavs_idct8_add = cavs_idct8_add_c;
578 c->idct_perm = FF_IDCT_PERM_NONE;
579
580#if ARCH_X86 && HAVE_X86ASM
581 ff_cavsdsp_init_x86(c);
582#endif
583}
dst
uint8_t ptrdiff_t const uint8_t ptrdiff_t int intptr_t intptr_t int int16_t * dst
Definition dsp.h:87
ff_cavsdsp_init_x86
void ff_cavsdsp_init_x86(CAVSDSPContext *c)
Definition cavsdsp.c:87
i
#define i(width, name, range_min, range_max)
Definition cbs_h264.c:63
s
#define s(width, name)
Definition cbs_vp9.c:198
common.h
common internal and external API header
av_clip
#define av_clip
Definition common.h:100
av_clip_uint8
#define av_clip_uint8
Definition common.h:106
abs
#define abs(x)
Definition cuda_runtime.h:35
block
static int16_t block[64]
Definition dct.c:125
FF_IDCT_PERM_NONE
@ FF_IDCT_PERM_NONE
Definition idctdsp.h:28
alpha
static const int16_t alpha[]
Definition ilbcdata.h:55
loop_filter_l2
static void loop_filter_l2(uint8_t *p0_p, ptrdiff_t stride, int alpha, int beta)
Definition cavsdsp.c:43
CAVS_SUBPIX_HV
#define CAVS_SUBPIX_HV(OPNAME, OP, NAME, AH, BH, CH, DH, EH, FH, AV, BV, CV, DV, EV, FV, FULL)
Definition cavsdsp.c:343
op_put3
#define op_put3(a, b)
Definition cavsdsp.c:516
Q1
#define Q1
Definition cavsdsp.c:40
P0
#define P0
Definition cavsdsp.c:38
cavs_filter_cv_c
static void cavs_filter_cv_c(uint8_t *d, ptrdiff_t stride, int alpha, int beta, int tc, int bs1, int bs2)
Definition cavsdsp.c:154
loop_filter_l1
static void loop_filter_l1(uint8_t *p0_p, ptrdiff_t stride, int alpha, int beta, int tc)
Definition cavsdsp.c:64
loop_filter_c2
static void loop_filter_c2(uint8_t *p0_p, ptrdiff_t stride, int alpha, int beta)
Definition cavsdsp.c:84
op_put4
#define op_put4(a, b)
Definition cavsdsp.c:517
cavs_filter_ch_c
static void cavs_filter_ch_c(uint8_t *d, ptrdiff_t stride, int alpha, int beta, int tc, int bs1, int bs2)
Definition cavsdsp.c:171
CAVS_SUBPIX
#define CAVS_SUBPIX(OPNAME, OP, NAME, A, B, C, D, E, F)
Definition cavsdsp.c:269
op_avg3
#define op_avg3(a, b)
Definition cavsdsp.c:520
op_put2
#define op_put2(a, b)
Definition cavsdsp.c:515
cavs_filter_lv_c
static void cavs_filter_lv_c(uint8_t *d, ptrdiff_t stride, int alpha, int beta, int tc, int bs1, int bs2)
Definition cavsdsp.c:120
P1
#define P1
Definition cavsdsp.c:37
CAVS_MC
#define CAVS_MC(OPNAME, SIZE)
Definition cavsdsp.c:438
cavs_idct8_add_c
static void cavs_idct8_add_c(uint8_t *dst, int16_t *block, ptrdiff_t stride)
Definition cavsdsp.c:194
ff_cavsdsp_init
av_cold void ff_cavsdsp_init(CAVSDSPContext *c)
Definition cavsdsp.c:550
dspfunc
#define dspfunc(PFX, IDX, NUM)
cavs_filter_lh_c
static void cavs_filter_lh_c(uint8_t *d, ptrdiff_t stride, int alpha, int beta, int tc, int bs1, int bs2)
Definition cavsdsp.c:137
Q0
#define Q0
Definition cavsdsp.c:39
op_avg1
#define op_avg1(a, b)
Definition cavsdsp.c:518
loop_filter_c1
static void loop_filter_c1(uint8_t *p0_p, ptrdiff_t stride, int alpha, int beta, int tc)
Definition cavsdsp.c:103
op_avg4
#define op_avg4(a, b)
Definition cavsdsp.c:521
P2
#define P2
Definition cavsdsp.c:36
op_avg2
#define op_avg2(a, b)
Definition cavsdsp.c:519
op_put1
#define op_put1(a, b)
Definition cavsdsp.c:514
Q2
#define Q2
Definition cavsdsp.c:41
av_cold
#define av_cold
Definition attributes.h:117
stride
#define stride
Definition h264pred_template.c:536
src
#define src
Definition vp8dsp.c:248
q0
static const uint8_t q0[256]
Definition twofish.c:81
b1
static double b1(void *priv, double x, double y)
Definition vf_xfade.c:2034
a0
static double a0(void *priv, double x, double y)
Definition vf_xfade.c:2028
b2
static double b2(void *priv, double x, double y)
Definition vf_xfade.c:2035
b3
static double b3(void *priv, double x, double y)
Definition vf_xfade.c:2036
a3
static double a3(void *priv, double x, double y)
Definition vf_xfade.c:2031
b0
static double b0(void *priv, double x, double y)
Definition vf_xfade.c:2033
a2
static double a2(void *priv, double x, double y)
Definition vf_xfade.c:2030
a1
static double a1(void *priv, double x, double y)
Definition vf_xfade.c:2029
delta
float delta
Definition vorbis_enc_data.h:430
c
static double c[64]
Definition vsrc_mptestsrc.c:89
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