FFmpeg  4.4.4
me_cmp.c
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1 /*
2  * DSP utils
3  * Copyright (c) 2000, 2001 Fabrice Bellard
4  * Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
5  *
6  * This file is part of FFmpeg.
7  *
8  * FFmpeg is free software; you can redistribute it and/or
9  * modify it under the terms of the GNU Lesser General Public
10  * License as published by the Free Software Foundation; either
11  * version 2.1 of the License, or (at your option) any later version.
12  *
13  * FFmpeg is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16  * Lesser General Public License for more details.
17  *
18  * You should have received a copy of the GNU Lesser General Public
19  * License along with FFmpeg; if not, write to the Free Software
20  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21  */
22 
23 #include "libavutil/attributes.h"
24 #include "libavutil/internal.h"
25 #include "libavutil/mem_internal.h"
26 #include "avcodec.h"
27 #include "copy_block.h"
28 #include "simple_idct.h"
29 #include "me_cmp.h"
30 #include "mpegvideo.h"
31 #include "config.h"
32 
33 /* (i - 256) * (i - 256) */
34 const uint32_t ff_square_tab[512] = {
35  65536, 65025, 64516, 64009, 63504, 63001, 62500, 62001, 61504, 61009, 60516, 60025, 59536, 59049, 58564, 58081,
36  57600, 57121, 56644, 56169, 55696, 55225, 54756, 54289, 53824, 53361, 52900, 52441, 51984, 51529, 51076, 50625,
37  50176, 49729, 49284, 48841, 48400, 47961, 47524, 47089, 46656, 46225, 45796, 45369, 44944, 44521, 44100, 43681,
38  43264, 42849, 42436, 42025, 41616, 41209, 40804, 40401, 40000, 39601, 39204, 38809, 38416, 38025, 37636, 37249,
39  36864, 36481, 36100, 35721, 35344, 34969, 34596, 34225, 33856, 33489, 33124, 32761, 32400, 32041, 31684, 31329,
40  30976, 30625, 30276, 29929, 29584, 29241, 28900, 28561, 28224, 27889, 27556, 27225, 26896, 26569, 26244, 25921,
41  25600, 25281, 24964, 24649, 24336, 24025, 23716, 23409, 23104, 22801, 22500, 22201, 21904, 21609, 21316, 21025,
42  20736, 20449, 20164, 19881, 19600, 19321, 19044, 18769, 18496, 18225, 17956, 17689, 17424, 17161, 16900, 16641,
43  16384, 16129, 15876, 15625, 15376, 15129, 14884, 14641, 14400, 14161, 13924, 13689, 13456, 13225, 12996, 12769,
44  12544, 12321, 12100, 11881, 11664, 11449, 11236, 11025, 10816, 10609, 10404, 10201, 10000, 9801, 9604, 9409,
45  9216, 9025, 8836, 8649, 8464, 8281, 8100, 7921, 7744, 7569, 7396, 7225, 7056, 6889, 6724, 6561,
46  6400, 6241, 6084, 5929, 5776, 5625, 5476, 5329, 5184, 5041, 4900, 4761, 4624, 4489, 4356, 4225,
47  4096, 3969, 3844, 3721, 3600, 3481, 3364, 3249, 3136, 3025, 2916, 2809, 2704, 2601, 2500, 2401,
48  2304, 2209, 2116, 2025, 1936, 1849, 1764, 1681, 1600, 1521, 1444, 1369, 1296, 1225, 1156, 1089,
49  1024, 961, 900, 841, 784, 729, 676, 625, 576, 529, 484, 441, 400, 361, 324, 289,
50  256, 225, 196, 169, 144, 121, 100, 81, 64, 49, 36, 25, 16, 9, 4, 1,
51  0, 1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144, 169, 196, 225,
52  256, 289, 324, 361, 400, 441, 484, 529, 576, 625, 676, 729, 784, 841, 900, 961,
53  1024, 1089, 1156, 1225, 1296, 1369, 1444, 1521, 1600, 1681, 1764, 1849, 1936, 2025, 2116, 2209,
54  2304, 2401, 2500, 2601, 2704, 2809, 2916, 3025, 3136, 3249, 3364, 3481, 3600, 3721, 3844, 3969,
55  4096, 4225, 4356, 4489, 4624, 4761, 4900, 5041, 5184, 5329, 5476, 5625, 5776, 5929, 6084, 6241,
56  6400, 6561, 6724, 6889, 7056, 7225, 7396, 7569, 7744, 7921, 8100, 8281, 8464, 8649, 8836, 9025,
57  9216, 9409, 9604, 9801, 10000, 10201, 10404, 10609, 10816, 11025, 11236, 11449, 11664, 11881, 12100, 12321,
58  12544, 12769, 12996, 13225, 13456, 13689, 13924, 14161, 14400, 14641, 14884, 15129, 15376, 15625, 15876, 16129,
59  16384, 16641, 16900, 17161, 17424, 17689, 17956, 18225, 18496, 18769, 19044, 19321, 19600, 19881, 20164, 20449,
60  20736, 21025, 21316, 21609, 21904, 22201, 22500, 22801, 23104, 23409, 23716, 24025, 24336, 24649, 24964, 25281,
61  25600, 25921, 26244, 26569, 26896, 27225, 27556, 27889, 28224, 28561, 28900, 29241, 29584, 29929, 30276, 30625,
62  30976, 31329, 31684, 32041, 32400, 32761, 33124, 33489, 33856, 34225, 34596, 34969, 35344, 35721, 36100, 36481,
63  36864, 37249, 37636, 38025, 38416, 38809, 39204, 39601, 40000, 40401, 40804, 41209, 41616, 42025, 42436, 42849,
64  43264, 43681, 44100, 44521, 44944, 45369, 45796, 46225, 46656, 47089, 47524, 47961, 48400, 48841, 49284, 49729,
65  50176, 50625, 51076, 51529, 51984, 52441, 52900, 53361, 53824, 54289, 54756, 55225, 55696, 56169, 56644, 57121,
66  57600, 58081, 58564, 59049, 59536, 60025, 60516, 61009, 61504, 62001, 62500, 63001, 63504, 64009, 64516, 65025,
67 };
68 
69 static int sse4_c(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
70  ptrdiff_t stride, int h)
71 {
72  int s = 0, i;
73  const uint32_t *sq = ff_square_tab + 256;
74 
75  for (i = 0; i < h; i++) {
76  s += sq[pix1[0] - pix2[0]];
77  s += sq[pix1[1] - pix2[1]];
78  s += sq[pix1[2] - pix2[2]];
79  s += sq[pix1[3] - pix2[3]];
80  pix1 += stride;
81  pix2 += stride;
82  }
83  return s;
84 }
85 
86 static int sse8_c(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
87  ptrdiff_t stride, int h)
88 {
89  int s = 0, i;
90  const uint32_t *sq = ff_square_tab + 256;
91 
92  for (i = 0; i < h; i++) {
93  s += sq[pix1[0] - pix2[0]];
94  s += sq[pix1[1] - pix2[1]];
95  s += sq[pix1[2] - pix2[2]];
96  s += sq[pix1[3] - pix2[3]];
97  s += sq[pix1[4] - pix2[4]];
98  s += sq[pix1[5] - pix2[5]];
99  s += sq[pix1[6] - pix2[6]];
100  s += sq[pix1[7] - pix2[7]];
101  pix1 += stride;
102  pix2 += stride;
103  }
104  return s;
105 }
106 
107 static int sse16_c(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
108  ptrdiff_t stride, int h)
109 {
110  int s = 0, i;
111  const uint32_t *sq = ff_square_tab + 256;
112 
113  for (i = 0; i < h; i++) {
114  s += sq[pix1[0] - pix2[0]];
115  s += sq[pix1[1] - pix2[1]];
116  s += sq[pix1[2] - pix2[2]];
117  s += sq[pix1[3] - pix2[3]];
118  s += sq[pix1[4] - pix2[4]];
119  s += sq[pix1[5] - pix2[5]];
120  s += sq[pix1[6] - pix2[6]];
121  s += sq[pix1[7] - pix2[7]];
122  s += sq[pix1[8] - pix2[8]];
123  s += sq[pix1[9] - pix2[9]];
124  s += sq[pix1[10] - pix2[10]];
125  s += sq[pix1[11] - pix2[11]];
126  s += sq[pix1[12] - pix2[12]];
127  s += sq[pix1[13] - pix2[13]];
128  s += sq[pix1[14] - pix2[14]];
129  s += sq[pix1[15] - pix2[15]];
130 
131  pix1 += stride;
132  pix2 += stride;
133  }
134  return s;
135 }
136 
137 static int sum_abs_dctelem_c(int16_t *block)
138 {
139  int sum = 0, i;
140 
141  for (i = 0; i < 64; i++)
142  sum += FFABS(block[i]);
143  return sum;
144 }
145 
146 #define avg2(a, b) (((a) + (b) + 1) >> 1)
147 #define avg4(a, b, c, d) (((a) + (b) + (c) + (d) + 2) >> 2)
148 
149 static inline int pix_abs16_c(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
150  ptrdiff_t stride, int h)
151 {
152  int s = 0, i;
153 
154  for (i = 0; i < h; i++) {
155  s += abs(pix1[0] - pix2[0]);
156  s += abs(pix1[1] - pix2[1]);
157  s += abs(pix1[2] - pix2[2]);
158  s += abs(pix1[3] - pix2[3]);
159  s += abs(pix1[4] - pix2[4]);
160  s += abs(pix1[5] - pix2[5]);
161  s += abs(pix1[6] - pix2[6]);
162  s += abs(pix1[7] - pix2[7]);
163  s += abs(pix1[8] - pix2[8]);
164  s += abs(pix1[9] - pix2[9]);
165  s += abs(pix1[10] - pix2[10]);
166  s += abs(pix1[11] - pix2[11]);
167  s += abs(pix1[12] - pix2[12]);
168  s += abs(pix1[13] - pix2[13]);
169  s += abs(pix1[14] - pix2[14]);
170  s += abs(pix1[15] - pix2[15]);
171  pix1 += stride;
172  pix2 += stride;
173  }
174  return s;
175 }
176 
177 static inline int pix_median_abs16_c(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
178  ptrdiff_t stride, int h)
179 {
180  int s = 0, i, j;
181 
182 #define V(x) (pix1[x] - pix2[x])
183 
184  s += abs(V(0));
185  s += abs(V(1) - V(0));
186  s += abs(V(2) - V(1));
187  s += abs(V(3) - V(2));
188  s += abs(V(4) - V(3));
189  s += abs(V(5) - V(4));
190  s += abs(V(6) - V(5));
191  s += abs(V(7) - V(6));
192  s += abs(V(8) - V(7));
193  s += abs(V(9) - V(8));
194  s += abs(V(10) - V(9));
195  s += abs(V(11) - V(10));
196  s += abs(V(12) - V(11));
197  s += abs(V(13) - V(12));
198  s += abs(V(14) - V(13));
199  s += abs(V(15) - V(14));
200 
201  pix1 += stride;
202  pix2 += stride;
203 
204  for (i = 1; i < h; i++) {
205  s += abs(V(0) - V(-stride));
206  for (j = 1; j < 16; j++)
207  s += abs(V(j) - mid_pred(V(j-stride), V(j-1), V(j-stride) + V(j-1) - V(j-stride-1)));
208  pix1 += stride;
209  pix2 += stride;
210 
211  }
212 #undef V
213  return s;
214 }
215 
216 static int pix_abs16_x2_c(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
217  ptrdiff_t stride, int h)
218 {
219  int s = 0, i;
220 
221  for (i = 0; i < h; i++) {
222  s += abs(pix1[0] - avg2(pix2[0], pix2[1]));
223  s += abs(pix1[1] - avg2(pix2[1], pix2[2]));
224  s += abs(pix1[2] - avg2(pix2[2], pix2[3]));
225  s += abs(pix1[3] - avg2(pix2[3], pix2[4]));
226  s += abs(pix1[4] - avg2(pix2[4], pix2[5]));
227  s += abs(pix1[5] - avg2(pix2[5], pix2[6]));
228  s += abs(pix1[6] - avg2(pix2[6], pix2[7]));
229  s += abs(pix1[7] - avg2(pix2[7], pix2[8]));
230  s += abs(pix1[8] - avg2(pix2[8], pix2[9]));
231  s += abs(pix1[9] - avg2(pix2[9], pix2[10]));
232  s += abs(pix1[10] - avg2(pix2[10], pix2[11]));
233  s += abs(pix1[11] - avg2(pix2[11], pix2[12]));
234  s += abs(pix1[12] - avg2(pix2[12], pix2[13]));
235  s += abs(pix1[13] - avg2(pix2[13], pix2[14]));
236  s += abs(pix1[14] - avg2(pix2[14], pix2[15]));
237  s += abs(pix1[15] - avg2(pix2[15], pix2[16]));
238  pix1 += stride;
239  pix2 += stride;
240  }
241  return s;
242 }
243 
244 static int pix_abs16_y2_c(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
245  ptrdiff_t stride, int h)
246 {
247  int s = 0, i;
248  uint8_t *pix3 = pix2 + stride;
249 
250  for (i = 0; i < h; i++) {
251  s += abs(pix1[0] - avg2(pix2[0], pix3[0]));
252  s += abs(pix1[1] - avg2(pix2[1], pix3[1]));
253  s += abs(pix1[2] - avg2(pix2[2], pix3[2]));
254  s += abs(pix1[3] - avg2(pix2[3], pix3[3]));
255  s += abs(pix1[4] - avg2(pix2[4], pix3[4]));
256  s += abs(pix1[5] - avg2(pix2[5], pix3[5]));
257  s += abs(pix1[6] - avg2(pix2[6], pix3[6]));
258  s += abs(pix1[7] - avg2(pix2[7], pix3[7]));
259  s += abs(pix1[8] - avg2(pix2[8], pix3[8]));
260  s += abs(pix1[9] - avg2(pix2[9], pix3[9]));
261  s += abs(pix1[10] - avg2(pix2[10], pix3[10]));
262  s += abs(pix1[11] - avg2(pix2[11], pix3[11]));
263  s += abs(pix1[12] - avg2(pix2[12], pix3[12]));
264  s += abs(pix1[13] - avg2(pix2[13], pix3[13]));
265  s += abs(pix1[14] - avg2(pix2[14], pix3[14]));
266  s += abs(pix1[15] - avg2(pix2[15], pix3[15]));
267  pix1 += stride;
268  pix2 += stride;
269  pix3 += stride;
270  }
271  return s;
272 }
273 
274 static int pix_abs16_xy2_c(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
275  ptrdiff_t stride, int h)
276 {
277  int s = 0, i;
278  uint8_t *pix3 = pix2 + stride;
279 
280  for (i = 0; i < h; i++) {
281  s += abs(pix1[0] - avg4(pix2[0], pix2[1], pix3[0], pix3[1]));
282  s += abs(pix1[1] - avg4(pix2[1], pix2[2], pix3[1], pix3[2]));
283  s += abs(pix1[2] - avg4(pix2[2], pix2[3], pix3[2], pix3[3]));
284  s += abs(pix1[3] - avg4(pix2[3], pix2[4], pix3[3], pix3[4]));
285  s += abs(pix1[4] - avg4(pix2[4], pix2[5], pix3[4], pix3[5]));
286  s += abs(pix1[5] - avg4(pix2[5], pix2[6], pix3[5], pix3[6]));
287  s += abs(pix1[6] - avg4(pix2[6], pix2[7], pix3[6], pix3[7]));
288  s += abs(pix1[7] - avg4(pix2[7], pix2[8], pix3[7], pix3[8]));
289  s += abs(pix1[8] - avg4(pix2[8], pix2[9], pix3[8], pix3[9]));
290  s += abs(pix1[9] - avg4(pix2[9], pix2[10], pix3[9], pix3[10]));
291  s += abs(pix1[10] - avg4(pix2[10], pix2[11], pix3[10], pix3[11]));
292  s += abs(pix1[11] - avg4(pix2[11], pix2[12], pix3[11], pix3[12]));
293  s += abs(pix1[12] - avg4(pix2[12], pix2[13], pix3[12], pix3[13]));
294  s += abs(pix1[13] - avg4(pix2[13], pix2[14], pix3[13], pix3[14]));
295  s += abs(pix1[14] - avg4(pix2[14], pix2[15], pix3[14], pix3[15]));
296  s += abs(pix1[15] - avg4(pix2[15], pix2[16], pix3[15], pix3[16]));
297  pix1 += stride;
298  pix2 += stride;
299  pix3 += stride;
300  }
301  return s;
302 }
303 
304 static inline int pix_abs8_c(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
305  ptrdiff_t stride, int h)
306 {
307  int s = 0, i;
308 
309  for (i = 0; i < h; i++) {
310  s += abs(pix1[0] - pix2[0]);
311  s += abs(pix1[1] - pix2[1]);
312  s += abs(pix1[2] - pix2[2]);
313  s += abs(pix1[3] - pix2[3]);
314  s += abs(pix1[4] - pix2[4]);
315  s += abs(pix1[5] - pix2[5]);
316  s += abs(pix1[6] - pix2[6]);
317  s += abs(pix1[7] - pix2[7]);
318  pix1 += stride;
319  pix2 += stride;
320  }
321  return s;
322 }
323 
324 static inline int pix_median_abs8_c(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
325  ptrdiff_t stride, int h)
326 {
327  int s = 0, i, j;
328 
329 #define V(x) (pix1[x] - pix2[x])
330 
331  s += abs(V(0));
332  s += abs(V(1) - V(0));
333  s += abs(V(2) - V(1));
334  s += abs(V(3) - V(2));
335  s += abs(V(4) - V(3));
336  s += abs(V(5) - V(4));
337  s += abs(V(6) - V(5));
338  s += abs(V(7) - V(6));
339 
340  pix1 += stride;
341  pix2 += stride;
342 
343  for (i = 1; i < h; i++) {
344  s += abs(V(0) - V(-stride));
345  for (j = 1; j < 8; j++)
346  s += abs(V(j) - mid_pred(V(j-stride), V(j-1), V(j-stride) + V(j-1) - V(j-stride-1)));
347  pix1 += stride;
348  pix2 += stride;
349 
350  }
351 #undef V
352  return s;
353 }
354 
355 static int pix_abs8_x2_c(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
356  ptrdiff_t stride, int h)
357 {
358  int s = 0, i;
359 
360  for (i = 0; i < h; i++) {
361  s += abs(pix1[0] - avg2(pix2[0], pix2[1]));
362  s += abs(pix1[1] - avg2(pix2[1], pix2[2]));
363  s += abs(pix1[2] - avg2(pix2[2], pix2[3]));
364  s += abs(pix1[3] - avg2(pix2[3], pix2[4]));
365  s += abs(pix1[4] - avg2(pix2[4], pix2[5]));
366  s += abs(pix1[5] - avg2(pix2[5], pix2[6]));
367  s += abs(pix1[6] - avg2(pix2[6], pix2[7]));
368  s += abs(pix1[7] - avg2(pix2[7], pix2[8]));
369  pix1 += stride;
370  pix2 += stride;
371  }
372  return s;
373 }
374 
375 static int pix_abs8_y2_c(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
376  ptrdiff_t stride, int h)
377 {
378  int s = 0, i;
379  uint8_t *pix3 = pix2 + stride;
380 
381  for (i = 0; i < h; i++) {
382  s += abs(pix1[0] - avg2(pix2[0], pix3[0]));
383  s += abs(pix1[1] - avg2(pix2[1], pix3[1]));
384  s += abs(pix1[2] - avg2(pix2[2], pix3[2]));
385  s += abs(pix1[3] - avg2(pix2[3], pix3[3]));
386  s += abs(pix1[4] - avg2(pix2[4], pix3[4]));
387  s += abs(pix1[5] - avg2(pix2[5], pix3[5]));
388  s += abs(pix1[6] - avg2(pix2[6], pix3[6]));
389  s += abs(pix1[7] - avg2(pix2[7], pix3[7]));
390  pix1 += stride;
391  pix2 += stride;
392  pix3 += stride;
393  }
394  return s;
395 }
396 
397 static int pix_abs8_xy2_c(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
398  ptrdiff_t stride, int h)
399 {
400  int s = 0, i;
401  uint8_t *pix3 = pix2 + stride;
402 
403  for (i = 0; i < h; i++) {
404  s += abs(pix1[0] - avg4(pix2[0], pix2[1], pix3[0], pix3[1]));
405  s += abs(pix1[1] - avg4(pix2[1], pix2[2], pix3[1], pix3[2]));
406  s += abs(pix1[2] - avg4(pix2[2], pix2[3], pix3[2], pix3[3]));
407  s += abs(pix1[3] - avg4(pix2[3], pix2[4], pix3[3], pix3[4]));
408  s += abs(pix1[4] - avg4(pix2[4], pix2[5], pix3[4], pix3[5]));
409  s += abs(pix1[5] - avg4(pix2[5], pix2[6], pix3[5], pix3[6]));
410  s += abs(pix1[6] - avg4(pix2[6], pix2[7], pix3[6], pix3[7]));
411  s += abs(pix1[7] - avg4(pix2[7], pix2[8], pix3[7], pix3[8]));
412  pix1 += stride;
413  pix2 += stride;
414  pix3 += stride;
415  }
416  return s;
417 }
418 
420  ptrdiff_t stride, int h)
421 {
422  int score1 = 0, score2 = 0, x, y;
423 
424  for (y = 0; y < h; y++) {
425  for (x = 0; x < 16; x++)
426  score1 += (s1[x] - s2[x]) * (s1[x] - s2[x]);
427  if (y + 1 < h) {
428  for (x = 0; x < 15; x++)
429  score2 += FFABS(s1[x] - s1[x + stride] -
430  s1[x + 1] + s1[x + stride + 1]) -
431  FFABS(s2[x] - s2[x + stride] -
432  s2[x + 1] + s2[x + stride + 1]);
433  }
434  s1 += stride;
435  s2 += stride;
436  }
437 
438  if (c)
439  return score1 + FFABS(score2) * c->avctx->nsse_weight;
440  else
441  return score1 + FFABS(score2) * 8;
442 }
443 
445  ptrdiff_t stride, int h)
446 {
447  int score1 = 0, score2 = 0, x, y;
448 
449  for (y = 0; y < h; y++) {
450  for (x = 0; x < 8; x++)
451  score1 += (s1[x] - s2[x]) * (s1[x] - s2[x]);
452  if (y + 1 < h) {
453  for (x = 0; x < 7; x++)
454  score2 += FFABS(s1[x] - s1[x + stride] -
455  s1[x + 1] + s1[x + stride + 1]) -
456  FFABS(s2[x] - s2[x + stride] -
457  s2[x + 1] + s2[x + stride + 1]);
458  }
459  s1 += stride;
460  s2 += stride;
461  }
462 
463  if (c)
464  return score1 + FFABS(score2) * c->avctx->nsse_weight;
465  else
466  return score1 + FFABS(score2) * 8;
467 }
468 
470  ptrdiff_t stride, int h)
471 {
472  return 0;
473 }
474 
476 {
477  int i;
478 
479  memset(cmp, 0, sizeof(void *) * 6);
480 
481  for (i = 0; i < 6; i++) {
482  switch (type & 0xFF) {
483  case FF_CMP_SAD:
484  cmp[i] = c->sad[i];
485  break;
486  case FF_CMP_MEDIAN_SAD:
487  cmp[i] = c->median_sad[i];
488  break;
489  case FF_CMP_SATD:
490  cmp[i] = c->hadamard8_diff[i];
491  break;
492  case FF_CMP_SSE:
493  cmp[i] = c->sse[i];
494  break;
495  case FF_CMP_DCT:
496  cmp[i] = c->dct_sad[i];
497  break;
498  case FF_CMP_DCT264:
499  cmp[i] = c->dct264_sad[i];
500  break;
501  case FF_CMP_DCTMAX:
502  cmp[i] = c->dct_max[i];
503  break;
504  case FF_CMP_PSNR:
505  cmp[i] = c->quant_psnr[i];
506  break;
507  case FF_CMP_BIT:
508  cmp[i] = c->bit[i];
509  break;
510  case FF_CMP_RD:
511  cmp[i] = c->rd[i];
512  break;
513  case FF_CMP_VSAD:
514  cmp[i] = c->vsad[i];
515  break;
516  case FF_CMP_VSSE:
517  cmp[i] = c->vsse[i];
518  break;
519  case FF_CMP_ZERO:
520  cmp[i] = zero_cmp;
521  break;
522  case FF_CMP_NSSE:
523  cmp[i] = c->nsse[i];
524  break;
525 #if CONFIG_DWT
526  case FF_CMP_W53:
527  cmp[i]= c->w53[i];
528  break;
529  case FF_CMP_W97:
530  cmp[i]= c->w97[i];
531  break;
532 #endif
533  default:
535  "internal error in cmp function selection\n");
536  }
537  }
538 }
539 
540 #define BUTTERFLY2(o1, o2, i1, i2) \
541  o1 = (i1) + (i2); \
542  o2 = (i1) - (i2);
543 
544 #define BUTTERFLY1(x, y) \
545  { \
546  int a, b; \
547  a = x; \
548  b = y; \
549  x = a + b; \
550  y = a - b; \
551  }
552 
553 #define BUTTERFLYA(x, y) (FFABS((x) + (y)) + FFABS((x) - (y)))
554 
556  uint8_t *src, ptrdiff_t stride, int h)
557 {
558  int i, temp[64], sum = 0;
559 
560  av_assert2(h == 8);
561 
562  for (i = 0; i < 8; i++) {
563  // FIXME: try pointer walks
564  BUTTERFLY2(temp[8 * i + 0], temp[8 * i + 1],
565  src[stride * i + 0] - dst[stride * i + 0],
566  src[stride * i + 1] - dst[stride * i + 1]);
567  BUTTERFLY2(temp[8 * i + 2], temp[8 * i + 3],
568  src[stride * i + 2] - dst[stride * i + 2],
569  src[stride * i + 3] - dst[stride * i + 3]);
570  BUTTERFLY2(temp[8 * i + 4], temp[8 * i + 5],
571  src[stride * i + 4] - dst[stride * i + 4],
572  src[stride * i + 5] - dst[stride * i + 5]);
573  BUTTERFLY2(temp[8 * i + 6], temp[8 * i + 7],
574  src[stride * i + 6] - dst[stride * i + 6],
575  src[stride * i + 7] - dst[stride * i + 7]);
576 
577  BUTTERFLY1(temp[8 * i + 0], temp[8 * i + 2]);
578  BUTTERFLY1(temp[8 * i + 1], temp[8 * i + 3]);
579  BUTTERFLY1(temp[8 * i + 4], temp[8 * i + 6]);
580  BUTTERFLY1(temp[8 * i + 5], temp[8 * i + 7]);
581 
582  BUTTERFLY1(temp[8 * i + 0], temp[8 * i + 4]);
583  BUTTERFLY1(temp[8 * i + 1], temp[8 * i + 5]);
584  BUTTERFLY1(temp[8 * i + 2], temp[8 * i + 6]);
585  BUTTERFLY1(temp[8 * i + 3], temp[8 * i + 7]);
586  }
587 
588  for (i = 0; i < 8; i++) {
589  BUTTERFLY1(temp[8 * 0 + i], temp[8 * 1 + i]);
590  BUTTERFLY1(temp[8 * 2 + i], temp[8 * 3 + i]);
591  BUTTERFLY1(temp[8 * 4 + i], temp[8 * 5 + i]);
592  BUTTERFLY1(temp[8 * 6 + i], temp[8 * 7 + i]);
593 
594  BUTTERFLY1(temp[8 * 0 + i], temp[8 * 2 + i]);
595  BUTTERFLY1(temp[8 * 1 + i], temp[8 * 3 + i]);
596  BUTTERFLY1(temp[8 * 4 + i], temp[8 * 6 + i]);
597  BUTTERFLY1(temp[8 * 5 + i], temp[8 * 7 + i]);
598 
599  sum += BUTTERFLYA(temp[8 * 0 + i], temp[8 * 4 + i]) +
600  BUTTERFLYA(temp[8 * 1 + i], temp[8 * 5 + i]) +
601  BUTTERFLYA(temp[8 * 2 + i], temp[8 * 6 + i]) +
602  BUTTERFLYA(temp[8 * 3 + i], temp[8 * 7 + i]);
603  }
604  return sum;
605 }
606 
608  uint8_t *dummy, ptrdiff_t stride, int h)
609 {
610  int i, temp[64], sum = 0;
611 
612  av_assert2(h == 8);
613 
614  for (i = 0; i < 8; i++) {
615  // FIXME: try pointer walks
616  BUTTERFLY2(temp[8 * i + 0], temp[8 * i + 1],
617  src[stride * i + 0], src[stride * i + 1]);
618  BUTTERFLY2(temp[8 * i + 2], temp[8 * i + 3],
619  src[stride * i + 2], src[stride * i + 3]);
620  BUTTERFLY2(temp[8 * i + 4], temp[8 * i + 5],
621  src[stride * i + 4], src[stride * i + 5]);
622  BUTTERFLY2(temp[8 * i + 6], temp[8 * i + 7],
623  src[stride * i + 6], src[stride * i + 7]);
624 
625  BUTTERFLY1(temp[8 * i + 0], temp[8 * i + 2]);
626  BUTTERFLY1(temp[8 * i + 1], temp[8 * i + 3]);
627  BUTTERFLY1(temp[8 * i + 4], temp[8 * i + 6]);
628  BUTTERFLY1(temp[8 * i + 5], temp[8 * i + 7]);
629 
630  BUTTERFLY1(temp[8 * i + 0], temp[8 * i + 4]);
631  BUTTERFLY1(temp[8 * i + 1], temp[8 * i + 5]);
632  BUTTERFLY1(temp[8 * i + 2], temp[8 * i + 6]);
633  BUTTERFLY1(temp[8 * i + 3], temp[8 * i + 7]);
634  }
635 
636  for (i = 0; i < 8; i++) {
637  BUTTERFLY1(temp[8 * 0 + i], temp[8 * 1 + i]);
638  BUTTERFLY1(temp[8 * 2 + i], temp[8 * 3 + i]);
639  BUTTERFLY1(temp[8 * 4 + i], temp[8 * 5 + i]);
640  BUTTERFLY1(temp[8 * 6 + i], temp[8 * 7 + i]);
641 
642  BUTTERFLY1(temp[8 * 0 + i], temp[8 * 2 + i]);
643  BUTTERFLY1(temp[8 * 1 + i], temp[8 * 3 + i]);
644  BUTTERFLY1(temp[8 * 4 + i], temp[8 * 6 + i]);
645  BUTTERFLY1(temp[8 * 5 + i], temp[8 * 7 + i]);
646 
647  sum +=
648  BUTTERFLYA(temp[8 * 0 + i], temp[8 * 4 + i])
649  + BUTTERFLYA(temp[8 * 1 + i], temp[8 * 5 + i])
650  + BUTTERFLYA(temp[8 * 2 + i], temp[8 * 6 + i])
651  + BUTTERFLYA(temp[8 * 3 + i], temp[8 * 7 + i]);
652  }
653 
654  sum -= FFABS(temp[8 * 0] + temp[8 * 4]); // -mean
655 
656  return sum;
657 }
658 
660  uint8_t *src2, ptrdiff_t stride, int h)
661 {
662  LOCAL_ALIGNED_16(int16_t, temp, [64]);
663 
664  av_assert2(h == 8);
665 
666  s->pdsp.diff_pixels_unaligned(temp, src1, src2, stride);
667  s->fdsp.fdct(temp);
668  return s->mecc.sum_abs_dctelem(temp);
669 }
670 
671 #if CONFIG_GPL
672 #define DCT8_1D \
673  { \
674  const int s07 = SRC(0) + SRC(7); \
675  const int s16 = SRC(1) + SRC(6); \
676  const int s25 = SRC(2) + SRC(5); \
677  const int s34 = SRC(3) + SRC(4); \
678  const int a0 = s07 + s34; \
679  const int a1 = s16 + s25; \
680  const int a2 = s07 - s34; \
681  const int a3 = s16 - s25; \
682  const int d07 = SRC(0) - SRC(7); \
683  const int d16 = SRC(1) - SRC(6); \
684  const int d25 = SRC(2) - SRC(5); \
685  const int d34 = SRC(3) - SRC(4); \
686  const int a4 = d16 + d25 + (d07 + (d07 >> 1)); \
687  const int a5 = d07 - d34 - (d25 + (d25 >> 1)); \
688  const int a6 = d07 + d34 - (d16 + (d16 >> 1)); \
689  const int a7 = d16 - d25 + (d34 + (d34 >> 1)); \
690  DST(0, a0 + a1); \
691  DST(1, a4 + (a7 >> 2)); \
692  DST(2, a2 + (a3 >> 1)); \
693  DST(3, a5 + (a6 >> 2)); \
694  DST(4, a0 - a1); \
695  DST(5, a6 - (a5 >> 2)); \
696  DST(6, (a2 >> 1) - a3); \
697  DST(7, (a4 >> 2) - a7); \
698  }
699 
700 static int dct264_sad8x8_c(MpegEncContext *s, uint8_t *src1,
701  uint8_t *src2, ptrdiff_t stride, int h)
702 {
703  int16_t dct[8][8];
704  int i, sum = 0;
705 
706  s->pdsp.diff_pixels_unaligned(dct[0], src1, src2, stride);
707 
708 #define SRC(x) dct[i][x]
709 #define DST(x, v) dct[i][x] = v
710  for (i = 0; i < 8; i++)
711  DCT8_1D
712 #undef SRC
713 #undef DST
714 
715 #define SRC(x) dct[x][i]
716 #define DST(x, v) sum += FFABS(v)
717  for (i = 0; i < 8; i++)
718  DCT8_1D
719 #undef SRC
720 #undef DST
721  return sum;
722 }
723 #endif
724 
726  uint8_t *src2, ptrdiff_t stride, int h)
727 {
728  LOCAL_ALIGNED_16(int16_t, temp, [64]);
729  int sum = 0, i;
730 
731  av_assert2(h == 8);
732 
733  s->pdsp.diff_pixels_unaligned(temp, src1, src2, stride);
734  s->fdsp.fdct(temp);
735 
736  for (i = 0; i < 64; i++)
737  sum = FFMAX(sum, FFABS(temp[i]));
738 
739  return sum;
740 }
741 
743  uint8_t *src2, ptrdiff_t stride, int h)
744 {
745  LOCAL_ALIGNED_16(int16_t, temp, [64 * 2]);
746  int16_t *const bak = temp + 64;
747  int sum = 0, i;
748 
749  av_assert2(h == 8);
750  s->mb_intra = 0;
751 
752  s->pdsp.diff_pixels_unaligned(temp, src1, src2, stride);
753 
754  memcpy(bak, temp, 64 * sizeof(int16_t));
755 
756  s->block_last_index[0 /* FIXME */] =
757  s->fast_dct_quantize(s, temp, 0 /* FIXME */, s->qscale, &i);
758  s->dct_unquantize_inter(s, temp, 0, s->qscale);
760 
761  for (i = 0; i < 64; i++)
762  sum += (temp[i] - bak[i]) * (temp[i] - bak[i]);
763 
764  return sum;
765 }
766 
768  ptrdiff_t stride, int h)
769 {
770  const uint8_t *scantable = s->intra_scantable.permutated;
771  LOCAL_ALIGNED_16(int16_t, temp, [64]);
772  LOCAL_ALIGNED_16(uint8_t, lsrc1, [64]);
773  LOCAL_ALIGNED_16(uint8_t, lsrc2, [64]);
774  int i, last, run, bits, level, distortion, start_i;
775  const int esc_length = s->ac_esc_length;
776  uint8_t *length, *last_length;
777 
778  av_assert2(h == 8);
779 
780  copy_block8(lsrc1, src1, 8, stride, 8);
781  copy_block8(lsrc2, src2, 8, stride, 8);
782 
783  s->pdsp.diff_pixels(temp, lsrc1, lsrc2, 8);
784 
785  s->block_last_index[0 /* FIXME */] =
786  last =
787  s->fast_dct_quantize(s, temp, 0 /* FIXME */, s->qscale, &i);
788 
789  bits = 0;
790 
791  if (s->mb_intra) {
792  start_i = 1;
793  length = s->intra_ac_vlc_length;
794  last_length = s->intra_ac_vlc_last_length;
795  bits += s->luma_dc_vlc_length[temp[0] + 256]; // FIXME: chroma
796  } else {
797  start_i = 0;
798  length = s->inter_ac_vlc_length;
799  last_length = s->inter_ac_vlc_last_length;
800  }
801 
802  if (last >= start_i) {
803  run = 0;
804  for (i = start_i; i < last; i++) {
805  int j = scantable[i];
806  level = temp[j];
807 
808  if (level) {
809  level += 64;
810  if ((level & (~127)) == 0)
811  bits += length[UNI_AC_ENC_INDEX(run, level)];
812  else
813  bits += esc_length;
814  run = 0;
815  } else
816  run++;
817  }
818  i = scantable[last];
819 
820  level = temp[i] + 64;
821 
822  av_assert2(level - 64);
823 
824  if ((level & (~127)) == 0) {
825  bits += last_length[UNI_AC_ENC_INDEX(run, level)];
826  } else
827  bits += esc_length;
828  }
829 
830  if (last >= 0) {
831  if (s->mb_intra)
832  s->dct_unquantize_intra(s, temp, 0, s->qscale);
833  else
834  s->dct_unquantize_inter(s, temp, 0, s->qscale);
835  }
836 
837  s->idsp.idct_add(lsrc2, 8, temp);
838 
839  distortion = s->mecc.sse[1](NULL, lsrc2, lsrc1, 8, 8);
840 
841  return distortion + ((bits * s->qscale * s->qscale * 109 + 64) >> 7);
842 }
843 
845  ptrdiff_t stride, int h)
846 {
847  const uint8_t *scantable = s->intra_scantable.permutated;
848  LOCAL_ALIGNED_16(int16_t, temp, [64]);
849  int i, last, run, bits, level, start_i;
850  const int esc_length = s->ac_esc_length;
851  uint8_t *length, *last_length;
852 
853  av_assert2(h == 8);
854 
855  s->pdsp.diff_pixels_unaligned(temp, src1, src2, stride);
856 
857  s->block_last_index[0 /* FIXME */] =
858  last =
859  s->fast_dct_quantize(s, temp, 0 /* FIXME */, s->qscale, &i);
860 
861  bits = 0;
862 
863  if (s->mb_intra) {
864  start_i = 1;
865  length = s->intra_ac_vlc_length;
866  last_length = s->intra_ac_vlc_last_length;
867  bits += s->luma_dc_vlc_length[temp[0] + 256]; // FIXME: chroma
868  } else {
869  start_i = 0;
870  length = s->inter_ac_vlc_length;
871  last_length = s->inter_ac_vlc_last_length;
872  }
873 
874  if (last >= start_i) {
875  run = 0;
876  for (i = start_i; i < last; i++) {
877  int j = scantable[i];
878  level = temp[j];
879 
880  if (level) {
881  level += 64;
882  if ((level & (~127)) == 0)
883  bits += length[UNI_AC_ENC_INDEX(run, level)];
884  else
885  bits += esc_length;
886  run = 0;
887  } else
888  run++;
889  }
890  i = scantable[last];
891 
892  level = temp[i] + 64;
893 
894  av_assert2(level - 64);
895 
896  if ((level & (~127)) == 0)
897  bits += last_length[UNI_AC_ENC_INDEX(run, level)];
898  else
899  bits += esc_length;
900  }
901 
902  return bits;
903 }
904 
905 #define VSAD_INTRA(size) \
906 static int vsad_intra ## size ## _c(MpegEncContext *c, \
907  uint8_t *s, uint8_t *dummy, \
908  ptrdiff_t stride, int h) \
909 { \
910  int score = 0, x, y; \
911  \
912  for (y = 1; y < h; y++) { \
913  for (x = 0; x < size; x += 4) { \
914  score += FFABS(s[x] - s[x + stride]) + \
915  FFABS(s[x + 1] - s[x + stride + 1]) + \
916  FFABS(s[x + 2] - s[x + 2 + stride]) + \
917  FFABS(s[x + 3] - s[x + 3 + stride]); \
918  } \
919  s += stride; \
920  } \
921  \
922  return score; \
923 }
924 VSAD_INTRA(8)
925 VSAD_INTRA(16)
926 
927 #define VSAD(size) \
928 static int vsad ## size ## _c(MpegEncContext *c, \
929  uint8_t *s1, uint8_t *s2, \
930  ptrdiff_t stride, int h) \
931 { \
932  int score = 0, x, y; \
933  \
934  for (y = 1; y < h; y++) { \
935  for (x = 0; x < size; x++) \
936  score += FFABS(s1[x] - s2[x] - s1[x + stride] + s2[x + stride]); \
937  s1 += stride; \
938  s2 += stride; \
939  } \
940  \
941  return score; \
942 }
943 VSAD(8)
944 VSAD(16)
945 
946 #define SQ(a) ((a) * (a))
947 #define VSSE_INTRA(size) \
948 static int vsse_intra ## size ## _c(MpegEncContext *c, \
949  uint8_t *s, uint8_t *dummy, \
950  ptrdiff_t stride, int h) \
951 { \
952  int score = 0, x, y; \
953  \
954  for (y = 1; y < h; y++) { \
955  for (x = 0; x < size; x += 4) { \
956  score += SQ(s[x] - s[x + stride]) + \
957  SQ(s[x + 1] - s[x + stride + 1]) + \
958  SQ(s[x + 2] - s[x + stride + 2]) + \
959  SQ(s[x + 3] - s[x + stride + 3]); \
960  } \
961  s += stride; \
962  } \
963  \
964  return score; \
965 }
966 VSSE_INTRA(8)
967 VSSE_INTRA(16)
968 
969 #define VSSE(size) \
970 static int vsse ## size ## _c(MpegEncContext *c, uint8_t *s1, uint8_t *s2, \
971  ptrdiff_t stride, int h) \
972 { \
973  int score = 0, x, y; \
974  \
975  for (y = 1; y < h; y++) { \
976  for (x = 0; x < size; x++) \
977  score += SQ(s1[x] - s2[x] - s1[x + stride] + s2[x + stride]); \
978  s1 += stride; \
979  s2 += stride; \
980  } \
981  \
982  return score; \
983 }
984 VSSE(8)
985 VSSE(16)
986 
987 #define WRAPPER8_16_SQ(name8, name16) \
988 static int name16(MpegEncContext *s, uint8_t *dst, uint8_t *src, \
989  ptrdiff_t stride, int h) \
990 { \
991  int score = 0; \
992  \
993  score += name8(s, dst, src, stride, 8); \
994  score += name8(s, dst + 8, src + 8, stride, 8); \
995  if (h == 16) { \
996  dst += 8 * stride; \
997  src += 8 * stride; \
998  score += name8(s, dst, src, stride, 8); \
999  score += name8(s, dst + 8, src + 8, stride, 8); \
1000  } \
1001  return score; \
1002 }
1003 
1004 WRAPPER8_16_SQ(hadamard8_diff8x8_c, hadamard8_diff16_c)
1005 WRAPPER8_16_SQ(hadamard8_intra8x8_c, hadamard8_intra16_c)
1006 WRAPPER8_16_SQ(dct_sad8x8_c, dct_sad16_c)
1007 #if CONFIG_GPL
1008 WRAPPER8_16_SQ(dct264_sad8x8_c, dct264_sad16_c)
1009 #endif
1010 WRAPPER8_16_SQ(dct_max8x8_c, dct_max16_c)
1011 WRAPPER8_16_SQ(quant_psnr8x8_c, quant_psnr16_c)
1012 WRAPPER8_16_SQ(rd8x8_c, rd16_c)
1013 WRAPPER8_16_SQ(bit8x8_c, bit16_c)
1014 
1016 {
1017  c->sum_abs_dctelem = sum_abs_dctelem_c;
1018 
1019  /* TODO [0] 16 [1] 8 */
1020  c->pix_abs[0][0] = pix_abs16_c;
1021  c->pix_abs[0][1] = pix_abs16_x2_c;
1022  c->pix_abs[0][2] = pix_abs16_y2_c;
1023  c->pix_abs[0][3] = pix_abs16_xy2_c;
1024  c->pix_abs[1][0] = pix_abs8_c;
1025  c->pix_abs[1][1] = pix_abs8_x2_c;
1026  c->pix_abs[1][2] = pix_abs8_y2_c;
1027  c->pix_abs[1][3] = pix_abs8_xy2_c;
1028 
1029 #define SET_CMP_FUNC(name) \
1030  c->name[0] = name ## 16_c; \
1031  c->name[1] = name ## 8x8_c;
1032 
1033  SET_CMP_FUNC(hadamard8_diff)
1034  c->hadamard8_diff[4] = hadamard8_intra16_c;
1035  c->hadamard8_diff[5] = hadamard8_intra8x8_c;
1036  SET_CMP_FUNC(dct_sad)
1037  SET_CMP_FUNC(dct_max)
1038 #if CONFIG_GPL
1039  SET_CMP_FUNC(dct264_sad)
1040 #endif
1041  c->sad[0] = pix_abs16_c;
1042  c->sad[1] = pix_abs8_c;
1043  c->sse[0] = sse16_c;
1044  c->sse[1] = sse8_c;
1045  c->sse[2] = sse4_c;
1046  SET_CMP_FUNC(quant_psnr)
1047  SET_CMP_FUNC(rd)
1048  SET_CMP_FUNC(bit)
1049  c->vsad[0] = vsad16_c;
1050  c->vsad[1] = vsad8_c;
1051  c->vsad[4] = vsad_intra16_c;
1052  c->vsad[5] = vsad_intra8_c;
1053  c->vsse[0] = vsse16_c;
1054  c->vsse[1] = vsse8_c;
1055  c->vsse[4] = vsse_intra16_c;
1056  c->vsse[5] = vsse_intra8_c;
1057  c->nsse[0] = nsse16_c;
1058  c->nsse[1] = nsse8_c;
1059 #if CONFIG_SNOW_DECODER || CONFIG_SNOW_ENCODER
1061 #endif
1062 
1063  if (ARCH_ALPHA)
1064  ff_me_cmp_init_alpha(c, avctx);
1065  if (ARCH_ARM)
1066  ff_me_cmp_init_arm(c, avctx);
1067  if (ARCH_PPC)
1068  ff_me_cmp_init_ppc(c, avctx);
1069  if (ARCH_X86)
1070  ff_me_cmp_init_x86(c, avctx);
1071  if (ARCH_MIPS)
1072  ff_me_cmp_init_mips(c, avctx);
1073 
1074  c->median_sad[0] = pix_median_abs16_c;
1075  c->median_sad[1] = pix_median_abs8_c;
1076 }
static void dct(AudioRNNContext *s, float *out, const float *in)
Definition: af_arnndn.c:1024
Macro definitions for various function/variable attributes.
#define av_cold
Definition: attributes.h:88
uint8_t
#define av_assert2(cond)
assert() equivalent, that does lie in speed critical code.
Definition: avassert.h:64
Libavcodec external API header.
#define FF_CMP_DCT264
Definition: avcodec.h:955
#define FF_CMP_W53
Definition: avcodec.h:952
#define FF_CMP_SSE
Definition: avcodec.h:942
#define FF_CMP_DCTMAX
Definition: avcodec.h:954
#define FF_CMP_VSAD
Definition: avcodec.h:949
#define FF_CMP_DCT
Definition: avcodec.h:944
#define FF_CMP_VSSE
Definition: avcodec.h:950
#define FF_CMP_W97
Definition: avcodec.h:953
#define FF_CMP_BIT
Definition: avcodec.h:946
#define FF_CMP_SATD
Definition: avcodec.h:943
#define FF_CMP_NSSE
Definition: avcodec.h:951
#define FF_CMP_SAD
Definition: avcodec.h:941
#define FF_CMP_PSNR
Definition: avcodec.h:945
#define FF_CMP_RD
Definition: avcodec.h:947
#define FF_CMP_ZERO
Definition: avcodec.h:948
#define FF_CMP_MEDIAN_SAD
Definition: avcodec.h:956
#define bit(string, value)
Definition: cbs_mpeg2.c:58
#define s(width, name)
Definition: cbs_vp9.c:257
#define FFMAX(a, b)
Definition: common.h:103
#define FFABS(a)
Absolute value, Note, INT_MIN / INT64_MIN result in undefined behavior as they are not representable ...
Definition: common.h:72
#define ARCH_PPC
Definition: config.h:30
#define ARCH_X86
Definition: config.h:39
#define ARCH_ARM
Definition: config.h:20
#define ARCH_MIPS
Definition: config.h:27
#define ARCH_ALPHA
Definition: config.h:19
static void copy_block8(uint8_t *dst, const uint8_t *src, ptrdiff_t dstStride, ptrdiff_t srcStride, int h)
Definition: copy_block.h:47
#define NULL
Definition: coverity.c:32
#define abs(x)
Definition: cuda_runtime.h:35
#define AV_LOG_ERROR
Something went wrong and cannot losslessly be recovered.
Definition: log.h:194
#define SRC(x, y)
cl_device_type type
int i
Definition: input.c:407
common internal API header
int stride
Definition: mace.c:144
#define mid_pred
Definition: mathops.h:97
const uint32_t ff_square_tab[512]
Definition: me_cmp.c:34
#define BUTTERFLY1(x, y)
Definition: me_cmp.c:544
static int pix_abs8_x2_c(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2, ptrdiff_t stride, int h)
Definition: me_cmp.c:355
#define avg2(a, b)
Definition: me_cmp.c:146
#define avg4(a, b, c, d)
Definition: me_cmp.c:147
static int pix_abs8_c(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2, ptrdiff_t stride, int h)
Definition: me_cmp.c:304
#define VSSE_INTRA(size)
Definition: me_cmp.c:947
static int nsse8_c(MpegEncContext *c, uint8_t *s1, uint8_t *s2, ptrdiff_t stride, int h)
Definition: me_cmp.c:444
static int bit8x8_c(MpegEncContext *s, uint8_t *src1, uint8_t *src2, ptrdiff_t stride, int h)
Definition: me_cmp.c:844
static int pix_abs16_xy2_c(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2, ptrdiff_t stride, int h)
Definition: me_cmp.c:274
#define SET_CMP_FUNC(name)
static int sum_abs_dctelem_c(int16_t *block)
Definition: me_cmp.c:137
static int pix_abs16_c(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2, ptrdiff_t stride, int h)
Definition: me_cmp.c:149
static int dct_sad8x8_c(MpegEncContext *s, uint8_t *src1, uint8_t *src2, ptrdiff_t stride, int h)
Definition: me_cmp.c:659
#define V(x)
static int sse16_c(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2, ptrdiff_t stride, int h)
Definition: me_cmp.c:107
static int pix_abs8_y2_c(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2, ptrdiff_t stride, int h)
Definition: me_cmp.c:375
void ff_set_cmp(MECmpContext *c, me_cmp_func *cmp, int type)
Definition: me_cmp.c:475
static int pix_median_abs16_c(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2, ptrdiff_t stride, int h)
Definition: me_cmp.c:177
static int pix_median_abs8_c(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2, ptrdiff_t stride, int h)
Definition: me_cmp.c:324
static int zero_cmp(MpegEncContext *s, uint8_t *a, uint8_t *b, ptrdiff_t stride, int h)
Definition: me_cmp.c:469
#define WRAPPER8_16_SQ(name8, name16)
Definition: me_cmp.c:987
static int nsse16_c(MpegEncContext *c, uint8_t *s1, uint8_t *s2, ptrdiff_t stride, int h)
Definition: me_cmp.c:419
#define VSAD_INTRA(size)
Definition: me_cmp.c:905
static int pix_abs16_y2_c(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2, ptrdiff_t stride, int h)
Definition: me_cmp.c:244
static int hadamard8_diff8x8_c(MpegEncContext *s, uint8_t *dst, uint8_t *src, ptrdiff_t stride, int h)
Definition: me_cmp.c:555
static int quant_psnr8x8_c(MpegEncContext *s, uint8_t *src1, uint8_t *src2, ptrdiff_t stride, int h)
Definition: me_cmp.c:742
static int sse8_c(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2, ptrdiff_t stride, int h)
Definition: me_cmp.c:86
#define VSSE(size)
Definition: me_cmp.c:969
#define BUTTERFLY2(o1, o2, i1, i2)
Definition: me_cmp.c:540
static int hadamard8_intra8x8_c(MpegEncContext *s, uint8_t *src, uint8_t *dummy, ptrdiff_t stride, int h)
Definition: me_cmp.c:607
av_cold void ff_me_cmp_init(MECmpContext *c, AVCodecContext *avctx)
Definition: me_cmp.c:1015
#define VSAD(size)
Definition: me_cmp.c:927
static int sse4_c(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2, ptrdiff_t stride, int h)
Definition: me_cmp.c:69
#define BUTTERFLYA(x, y)
Definition: me_cmp.c:553
static int rd8x8_c(MpegEncContext *s, uint8_t *src1, uint8_t *src2, ptrdiff_t stride, int h)
Definition: me_cmp.c:767
static int pix_abs8_xy2_c(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2, ptrdiff_t stride, int h)
Definition: me_cmp.c:397
static int pix_abs16_x2_c(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2, ptrdiff_t stride, int h)
Definition: me_cmp.c:216
static int dct_max8x8_c(MpegEncContext *s, uint8_t *src1, uint8_t *src2, ptrdiff_t stride, int h)
Definition: me_cmp.c:725
void ff_dsputil_init_dwt(MECmpContext *c)
Definition: snow_dwt.c:842
void ff_me_cmp_init_mips(MECmpContext *c, AVCodecContext *avctx)
int(* me_cmp_func)(struct MpegEncContext *c, uint8_t *blk1, uint8_t *blk2, ptrdiff_t stride, int h)
Definition: me_cmp.h:48
void ff_me_cmp_init_x86(MECmpContext *c, AVCodecContext *avctx)
av_cold void ff_me_cmp_init_alpha(MECmpContext *c, AVCodecContext *avctx)
Definition: me_cmp_alpha.c:305
av_cold void ff_me_cmp_init_arm(MECmpContext *c, AVCodecContext *avctx)
#define LOCAL_ALIGNED_16(t, v,...)
Definition: mem_internal.h:130
int dummy
Definition: motion.c:64
static av_always_inline int cmp(MpegEncContext *s, const int x, const int y, const int subx, const int suby, const int size, const int h, int ref_index, int src_index, me_cmp_func cmp_func, me_cmp_func chroma_cmp_func, const int flags)
compares a block (either a full macroblock or a partition thereof) against a proposed motion-compensa...
Definition: motion_est.c:260
mpegvideo header.
#define UNI_AC_ENC_INDEX(run, level)
Definition: mpegvideo.h:318
av_cold void ff_me_cmp_init_ppc(MECmpContext *c, AVCodecContext *avctx)
Definition: me_cmp.c:726
#define s1
Definition: regdef.h:38
#define s2
Definition: regdef.h:39
void ff_simple_idct_int16_8bit(int16_t *block)
main external API structure.
Definition: avcodec.h:536
MpegEncContext.
Definition: mpegvideo.h:81
uint8_t run
Definition: svq3.c:205
uint8_t level
Definition: svq3.c:206
#define av_log(a,...)
#define DCT8_1D(src, srcstride, dst, dststride)
Definition: h264dsp.c:94
#define src1
Definition: h264pred.c:140
#define src
Definition: vp8dsp.c:255
static int16_t block[64]
Definition: dct.c:116
const char * b
Definition: vf_curves.c:118
else temp
Definition: vf_mcdeint.c:259
uint8_t bits
Definition: vp3data.h:141
#define DST(x, y)
static double c[64]