FFmpeg
qpeldsp_init.c
Go to the documentation of this file.
1 /*
2  * quarterpel DSP functions
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 <stddef.h>
24 #include <stdint.h>
25 
26 #include "config.h"
27 #include "libavutil/attributes.h"
28 #include "libavutil/cpu.h"
29 #include "libavutil/x86/cpu.h"
30 #include "libavcodec/pixels.h"
31 #include "libavcodec/qpeldsp.h"
32 #include "fpel.h"
33 
35  const uint8_t *src1, const uint8_t *src2,
36  int dstStride, int src1Stride, int h);
38  const uint8_t *src1, const uint8_t *src2,
39  int dstStride, int src1Stride, int h);
41  const uint8_t *src1, const uint8_t *src2,
42  int dstStride, int src1Stride, int h);
44  const uint8_t *src1, const uint8_t *src2,
45  int dstStride, int src1Stride, int h);
47  const uint8_t *src1, const uint8_t *src2,
48  int dstStride, int src1Stride, int h);
50  const uint8_t *src1, const uint8_t *src2,
51  int dstStride, int src1Stride, int h);
53  int dstStride, int srcStride, int h);
55  int dstStride, int srcStride, int h);
57  const uint8_t *src,
58  int dstStride, int srcStride,
59  int h);
61  int dstStride, int srcStride, int h);
63  int dstStride, int srcStride, int h);
65  const uint8_t *src,
66  int dstStride, int srcStride,
67  int h);
69  int dstStride, int srcStride);
71  int dstStride, int srcStride);
73  const uint8_t *src,
74  int dstStride, int srcStride);
76  int dstStride, int srcStride);
78  int dstStride, int srcStride);
80  const uint8_t *src,
81  int dstStride, int srcStride);
82 #define ff_put_no_rnd_pixels16_mmxext ff_put_pixels16_mmx
83 #define ff_put_no_rnd_pixels8_mmxext ff_put_pixels8_mmx
84 
85 #if HAVE_X86ASM
86 
87 #define ff_put_pixels16_mmxext ff_put_pixels16_mmx
88 #define ff_put_pixels8_mmxext ff_put_pixels8_mmx
89 
90 #define QPEL_OP(OPNAME, RND, MMX) \
91 static void OPNAME ## qpel8_mc00_ ## MMX(uint8_t *dst, \
92  const uint8_t *src, \
93  ptrdiff_t stride) \
94 { \
95  ff_ ## OPNAME ## pixels8_ ## MMX(dst, src, stride, 8); \
96 } \
97  \
98 static void OPNAME ## qpel8_mc10_ ## MMX(uint8_t *dst, \
99  const uint8_t *src, \
100  ptrdiff_t stride) \
101 { \
102  uint64_t temp[8]; \
103  uint8_t *const half = (uint8_t *) temp; \
104  ff_put ## RND ## mpeg4_qpel8_h_lowpass_ ## MMX(half, src, 8, \
105  stride, 8); \
106  ff_ ## OPNAME ## pixels8_l2_ ## MMX(dst, src, half, \
107  stride, stride, 8); \
108 } \
109  \
110 static void OPNAME ## qpel8_mc20_ ## MMX(uint8_t *dst, \
111  const uint8_t *src, \
112  ptrdiff_t stride) \
113 { \
114  ff_ ## OPNAME ## mpeg4_qpel8_h_lowpass_ ## MMX(dst, src, stride, \
115  stride, 8); \
116 } \
117  \
118 static void OPNAME ## qpel8_mc30_ ## MMX(uint8_t *dst, \
119  const uint8_t *src, \
120  ptrdiff_t stride) \
121 { \
122  uint64_t temp[8]; \
123  uint8_t *const half = (uint8_t *) temp; \
124  ff_put ## RND ## mpeg4_qpel8_h_lowpass_ ## MMX(half, src, 8, \
125  stride, 8); \
126  ff_ ## OPNAME ## pixels8_l2_ ## MMX(dst, src + 1, half, stride, \
127  stride, 8); \
128 } \
129  \
130 static void OPNAME ## qpel8_mc01_ ## MMX(uint8_t *dst, \
131  const uint8_t *src, \
132  ptrdiff_t stride) \
133 { \
134  uint64_t temp[8]; \
135  uint8_t *const half = (uint8_t *) temp; \
136  ff_put ## RND ## mpeg4_qpel8_v_lowpass_ ## MMX(half, src, \
137  8, stride); \
138  ff_ ## OPNAME ## pixels8_l2_ ## MMX(dst, src, half, \
139  stride, stride, 8); \
140 } \
141  \
142 static void OPNAME ## qpel8_mc02_ ## MMX(uint8_t *dst, \
143  const uint8_t *src, \
144  ptrdiff_t stride) \
145 { \
146  ff_ ## OPNAME ## mpeg4_qpel8_v_lowpass_ ## MMX(dst, src, \
147  stride, stride); \
148 } \
149  \
150 static void OPNAME ## qpel8_mc03_ ## MMX(uint8_t *dst, \
151  const uint8_t *src, \
152  ptrdiff_t stride) \
153 { \
154  uint64_t temp[8]; \
155  uint8_t *const half = (uint8_t *) temp; \
156  ff_put ## RND ## mpeg4_qpel8_v_lowpass_ ## MMX(half, src, \
157  8, stride); \
158  ff_ ## OPNAME ## pixels8_l2_ ## MMX(dst, src + stride, half, stride,\
159  stride, 8); \
160 } \
161  \
162 static void OPNAME ## qpel8_mc11_ ## MMX(uint8_t *dst, \
163  const uint8_t *src, \
164  ptrdiff_t stride) \
165 { \
166  uint64_t half[8 + 9]; \
167  uint8_t *const halfH = (uint8_t *) half + 64; \
168  uint8_t *const halfHV = (uint8_t *) half; \
169  ff_put ## RND ## mpeg4_qpel8_h_lowpass_ ## MMX(halfH, src, 8, \
170  stride, 9); \
171  ff_put ## RND ## pixels8_l2_ ## MMX(halfH, src, halfH, 8, \
172  stride, 9); \
173  ff_put ## RND ## mpeg4_qpel8_v_lowpass_ ## MMX(halfHV, halfH, 8, 8);\
174  ff_ ## OPNAME ## pixels8_l2_ ## MMX(dst, halfH, halfHV, \
175  stride, 8, 8); \
176 } \
177  \
178 static void OPNAME ## qpel8_mc31_ ## MMX(uint8_t *dst, \
179  const uint8_t *src, \
180  ptrdiff_t stride) \
181 { \
182  uint64_t half[8 + 9]; \
183  uint8_t *const halfH = (uint8_t *) half + 64; \
184  uint8_t *const halfHV = (uint8_t *) half; \
185  ff_put ## RND ## mpeg4_qpel8_h_lowpass_ ## MMX(halfH, src, 8, \
186  stride, 9); \
187  ff_put ## RND ## pixels8_l2_ ## MMX(halfH, src + 1, halfH, 8, \
188  stride, 9); \
189  ff_put ## RND ## mpeg4_qpel8_v_lowpass_ ## MMX(halfHV, halfH, 8, 8);\
190  ff_ ## OPNAME ## pixels8_l2_ ## MMX(dst, halfH, halfHV, \
191  stride, 8, 8); \
192 } \
193  \
194 static void OPNAME ## qpel8_mc13_ ## MMX(uint8_t *dst, \
195  const uint8_t *src, \
196  ptrdiff_t stride) \
197 { \
198  uint64_t half[8 + 9]; \
199  uint8_t *const halfH = (uint8_t *) half + 64; \
200  uint8_t *const halfHV = (uint8_t *) half; \
201  ff_put ## RND ## mpeg4_qpel8_h_lowpass_ ## MMX(halfH, src, 8, \
202  stride, 9); \
203  ff_put ## RND ## pixels8_l2_ ## MMX(halfH, src, halfH, 8, \
204  stride, 9); \
205  ff_put ## RND ## mpeg4_qpel8_v_lowpass_ ## MMX(halfHV, halfH, 8, 8);\
206  ff_ ## OPNAME ## pixels8_l2_ ## MMX(dst, halfH + 8, halfHV, \
207  stride, 8, 8); \
208 } \
209  \
210 static void OPNAME ## qpel8_mc33_ ## MMX(uint8_t *dst, \
211  const uint8_t *src, \
212  ptrdiff_t stride) \
213 { \
214  uint64_t half[8 + 9]; \
215  uint8_t *const halfH = (uint8_t *) half + 64; \
216  uint8_t *const halfHV = (uint8_t *) half; \
217  ff_put ## RND ## mpeg4_qpel8_h_lowpass_ ## MMX(halfH, src, 8, \
218  stride, 9); \
219  ff_put ## RND ## pixels8_l2_ ## MMX(halfH, src + 1, halfH, 8, \
220  stride, 9); \
221  ff_put ## RND ## mpeg4_qpel8_v_lowpass_ ## MMX(halfHV, halfH, 8, 8);\
222  ff_ ## OPNAME ## pixels8_l2_ ## MMX(dst, halfH + 8, halfHV, \
223  stride, 8, 8); \
224 } \
225  \
226 static void OPNAME ## qpel8_mc21_ ## MMX(uint8_t *dst, \
227  const uint8_t *src, \
228  ptrdiff_t stride) \
229 { \
230  uint64_t half[8 + 9]; \
231  uint8_t *const halfH = (uint8_t *) half + 64; \
232  uint8_t *const halfHV = (uint8_t *) half; \
233  ff_put ## RND ## mpeg4_qpel8_h_lowpass_ ## MMX(halfH, src, 8, \
234  stride, 9); \
235  ff_put ## RND ## mpeg4_qpel8_v_lowpass_ ## MMX(halfHV, halfH, 8, 8);\
236  ff_ ## OPNAME ## pixels8_l2_ ## MMX(dst, halfH, halfHV, \
237  stride, 8, 8); \
238 } \
239  \
240 static void OPNAME ## qpel8_mc23_ ## MMX(uint8_t *dst, \
241  const uint8_t *src, \
242  ptrdiff_t stride) \
243 { \
244  uint64_t half[8 + 9]; \
245  uint8_t *const halfH = (uint8_t *) half + 64; \
246  uint8_t *const halfHV = (uint8_t *) half; \
247  ff_put ## RND ## mpeg4_qpel8_h_lowpass_ ## MMX(halfH, src, 8, \
248  stride, 9); \
249  ff_put ## RND ## mpeg4_qpel8_v_lowpass_ ## MMX(halfHV, halfH, 8, 8);\
250  ff_ ## OPNAME ## pixels8_l2_ ## MMX(dst, halfH + 8, halfHV, \
251  stride, 8, 8); \
252 } \
253  \
254 static void OPNAME ## qpel8_mc12_ ## MMX(uint8_t *dst, \
255  const uint8_t *src, \
256  ptrdiff_t stride) \
257 { \
258  uint64_t half[8 + 9]; \
259  uint8_t *const halfH = (uint8_t *) half; \
260  ff_put ## RND ## mpeg4_qpel8_h_lowpass_ ## MMX(halfH, src, 8, \
261  stride, 9); \
262  ff_put ## RND ## pixels8_l2_ ## MMX(halfH, src, halfH, \
263  8, stride, 9); \
264  ff_ ## OPNAME ## mpeg4_qpel8_v_lowpass_ ## MMX(dst, halfH, \
265  stride, 8); \
266 } \
267  \
268 static void OPNAME ## qpel8_mc32_ ## MMX(uint8_t *dst, \
269  const uint8_t *src, \
270  ptrdiff_t stride) \
271 { \
272  uint64_t half[8 + 9]; \
273  uint8_t *const halfH = (uint8_t *) half; \
274  ff_put ## RND ## mpeg4_qpel8_h_lowpass_ ## MMX(halfH, src, 8, \
275  stride, 9); \
276  ff_put ## RND ## pixels8_l2_ ## MMX(halfH, src + 1, halfH, 8, \
277  stride, 9); \
278  ff_ ## OPNAME ## mpeg4_qpel8_v_lowpass_ ## MMX(dst, halfH, \
279  stride, 8); \
280 } \
281  \
282 static void OPNAME ## qpel8_mc22_ ## MMX(uint8_t *dst, \
283  const uint8_t *src, \
284  ptrdiff_t stride) \
285 { \
286  uint64_t half[9]; \
287  uint8_t *const halfH = (uint8_t *) half; \
288  ff_put ## RND ## mpeg4_qpel8_h_lowpass_ ## MMX(halfH, src, 8, \
289  stride, 9); \
290  ff_ ## OPNAME ## mpeg4_qpel8_v_lowpass_ ## MMX(dst, halfH, \
291  stride, 8); \
292 } \
293  \
294 static void OPNAME ## qpel16_mc00_ ## MMX(uint8_t *dst, \
295  const uint8_t *src, \
296  ptrdiff_t stride) \
297 { \
298  ff_ ## OPNAME ## pixels16_ ## MMX(dst, src, stride, 16); \
299 } \
300  \
301 static void OPNAME ## qpel16_mc10_ ## MMX(uint8_t *dst, \
302  const uint8_t *src, \
303  ptrdiff_t stride) \
304 { \
305  uint64_t temp[32]; \
306  uint8_t *const half = (uint8_t *) temp; \
307  ff_put ## RND ## mpeg4_qpel16_h_lowpass_ ## MMX(half, src, 16, \
308  stride, 16); \
309  ff_ ## OPNAME ## pixels16_l2_ ## MMX(dst, src, half, stride, \
310  stride, 16); \
311 } \
312  \
313 static void OPNAME ## qpel16_mc20_ ## MMX(uint8_t *dst, \
314  const uint8_t *src, \
315  ptrdiff_t stride) \
316 { \
317  ff_ ## OPNAME ## mpeg4_qpel16_h_lowpass_ ## MMX(dst, src, \
318  stride, stride, 16);\
319 } \
320  \
321 static void OPNAME ## qpel16_mc30_ ## MMX(uint8_t *dst, \
322  const uint8_t *src, \
323  ptrdiff_t stride) \
324 { \
325  uint64_t temp[32]; \
326  uint8_t *const half = (uint8_t*) temp; \
327  ff_put ## RND ## mpeg4_qpel16_h_lowpass_ ## MMX(half, src, 16, \
328  stride, 16); \
329  ff_ ## OPNAME ## pixels16_l2_ ## MMX(dst, src + 1, half, \
330  stride, stride, 16); \
331 } \
332  \
333 static void OPNAME ## qpel16_mc01_ ## MMX(uint8_t *dst, \
334  const uint8_t *src, \
335  ptrdiff_t stride) \
336 { \
337  uint64_t temp[32]; \
338  uint8_t *const half = (uint8_t *) temp; \
339  ff_put ## RND ## mpeg4_qpel16_v_lowpass_ ## MMX(half, src, 16, \
340  stride); \
341  ff_ ## OPNAME ## pixels16_l2_ ## MMX(dst, src, half, stride, \
342  stride, 16); \
343 } \
344  \
345 static void OPNAME ## qpel16_mc02_ ## MMX(uint8_t *dst, \
346  const uint8_t *src, \
347  ptrdiff_t stride) \
348 { \
349  ff_ ## OPNAME ## mpeg4_qpel16_v_lowpass_ ## MMX(dst, src, \
350  stride, stride); \
351 } \
352  \
353 static void OPNAME ## qpel16_mc03_ ## MMX(uint8_t *dst, \
354  const uint8_t *src, \
355  ptrdiff_t stride) \
356 { \
357  uint64_t temp[32]; \
358  uint8_t *const half = (uint8_t *) temp; \
359  ff_put ## RND ## mpeg4_qpel16_v_lowpass_ ## MMX(half, src, 16, \
360  stride); \
361  ff_ ## OPNAME ## pixels16_l2_ ## MMX(dst, src+stride, half, \
362  stride, stride, 16); \
363 } \
364  \
365 static void OPNAME ## qpel16_mc11_ ## MMX(uint8_t *dst, \
366  const uint8_t *src, \
367  ptrdiff_t stride) \
368 { \
369  uint64_t half[16 * 2 + 17 * 2]; \
370  uint8_t *const halfH = (uint8_t *) half + 256; \
371  uint8_t *const halfHV = (uint8_t *) half; \
372  ff_put ## RND ## mpeg4_qpel16_h_lowpass_ ## MMX(halfH, src, 16, \
373  stride, 17); \
374  ff_put ## RND ## pixels16_l2_ ## MMX(halfH, src, halfH, 16, \
375  stride, 17); \
376  ff_put ## RND ## mpeg4_qpel16_v_lowpass_ ## MMX(halfHV, halfH, \
377  16, 16); \
378  ff_ ## OPNAME ## pixels16_l2_ ## MMX(dst, halfH, halfHV, \
379  stride, 16, 16); \
380 } \
381  \
382 static void OPNAME ## qpel16_mc31_ ## MMX(uint8_t *dst, \
383  const uint8_t *src, \
384  ptrdiff_t stride) \
385 { \
386  uint64_t half[16 * 2 + 17 * 2]; \
387  uint8_t *const halfH = (uint8_t *) half + 256; \
388  uint8_t *const halfHV = (uint8_t *) half; \
389  ff_put ## RND ## mpeg4_qpel16_h_lowpass_ ## MMX(halfH, src, 16, \
390  stride, 17); \
391  ff_put ## RND ## pixels16_l2_ ## MMX(halfH, src + 1, halfH, 16, \
392  stride, 17); \
393  ff_put ## RND ## mpeg4_qpel16_v_lowpass_ ## MMX(halfHV, halfH, \
394  16, 16); \
395  ff_ ## OPNAME ## pixels16_l2_ ## MMX(dst, halfH, halfHV, \
396  stride, 16, 16); \
397 } \
398  \
399 static void OPNAME ## qpel16_mc13_ ## MMX(uint8_t *dst, \
400  const uint8_t *src, \
401  ptrdiff_t stride) \
402 { \
403  uint64_t half[16 * 2 + 17 * 2]; \
404  uint8_t *const halfH = (uint8_t *) half + 256; \
405  uint8_t *const halfHV = (uint8_t *) half; \
406  ff_put ## RND ## mpeg4_qpel16_h_lowpass_ ## MMX(halfH, src, 16, \
407  stride, 17); \
408  ff_put ## RND ## pixels16_l2_ ## MMX(halfH, src, halfH, 16, \
409  stride, 17); \
410  ff_put ## RND ## mpeg4_qpel16_v_lowpass_ ## MMX(halfHV, halfH, \
411  16, 16); \
412  ff_ ## OPNAME ## pixels16_l2_ ## MMX(dst, halfH + 16, halfHV, \
413  stride, 16, 16); \
414 } \
415  \
416 static void OPNAME ## qpel16_mc33_ ## MMX(uint8_t *dst, \
417  const uint8_t *src, \
418  ptrdiff_t stride) \
419 { \
420  uint64_t half[16 * 2 + 17 * 2]; \
421  uint8_t *const halfH = (uint8_t *) half + 256; \
422  uint8_t *const halfHV = (uint8_t *) half; \
423  ff_put ## RND ## mpeg4_qpel16_h_lowpass_ ## MMX(halfH, src, 16, \
424  stride, 17); \
425  ff_put ## RND ## pixels16_l2_ ## MMX(halfH, src + 1, halfH, 16, \
426  stride, 17); \
427  ff_put ## RND ## mpeg4_qpel16_v_lowpass_ ## MMX(halfHV, halfH, \
428  16, 16); \
429  ff_ ## OPNAME ## pixels16_l2_ ## MMX(dst, halfH + 16, halfHV, \
430  stride, 16, 16); \
431 } \
432  \
433 static void OPNAME ## qpel16_mc21_ ## MMX(uint8_t *dst, \
434  const uint8_t *src, \
435  ptrdiff_t stride) \
436 { \
437  uint64_t half[16 * 2 + 17 * 2]; \
438  uint8_t *const halfH = (uint8_t *) half + 256; \
439  uint8_t *const halfHV = (uint8_t *) half; \
440  ff_put ## RND ## mpeg4_qpel16_h_lowpass_ ## MMX(halfH, src, 16, \
441  stride, 17); \
442  ff_put ## RND ## mpeg4_qpel16_v_lowpass_ ## MMX(halfHV, halfH, \
443  16, 16); \
444  ff_ ## OPNAME ## pixels16_l2_ ## MMX(dst, halfH, halfHV, \
445  stride, 16, 16); \
446 } \
447  \
448 static void OPNAME ## qpel16_mc23_ ## MMX(uint8_t *dst, \
449  const uint8_t *src, \
450  ptrdiff_t stride) \
451 { \
452  uint64_t half[16 * 2 + 17 * 2]; \
453  uint8_t *const halfH = (uint8_t *) half + 256; \
454  uint8_t *const halfHV = (uint8_t *) half; \
455  ff_put ## RND ## mpeg4_qpel16_h_lowpass_ ## MMX(halfH, src, 16, \
456  stride, 17); \
457  ff_put ## RND ## mpeg4_qpel16_v_lowpass_ ## MMX(halfHV, halfH, \
458  16, 16); \
459  ff_ ## OPNAME ## pixels16_l2_ ## MMX(dst, halfH + 16, halfHV, \
460  stride, 16, 16); \
461 } \
462  \
463 static void OPNAME ## qpel16_mc12_ ## MMX(uint8_t *dst, \
464  const uint8_t *src, \
465  ptrdiff_t stride) \
466 { \
467  uint64_t half[17 * 2]; \
468  uint8_t *const halfH = (uint8_t *) half; \
469  ff_put ## RND ## mpeg4_qpel16_h_lowpass_ ## MMX(halfH, src, 16, \
470  stride, 17); \
471  ff_put ## RND ## pixels16_l2_ ## MMX(halfH, src, halfH, 16, \
472  stride, 17); \
473  ff_ ## OPNAME ## mpeg4_qpel16_v_lowpass_ ## MMX(dst, halfH, \
474  stride, 16); \
475 } \
476  \
477 static void OPNAME ## qpel16_mc32_ ## MMX(uint8_t *dst, \
478  const uint8_t *src, \
479  ptrdiff_t stride) \
480 { \
481  uint64_t half[17 * 2]; \
482  uint8_t *const halfH = (uint8_t *) half; \
483  ff_put ## RND ## mpeg4_qpel16_h_lowpass_ ## MMX(halfH, src, 16, \
484  stride, 17); \
485  ff_put ## RND ## pixels16_l2_ ## MMX(halfH, src + 1, halfH, 16, \
486  stride, 17); \
487  ff_ ## OPNAME ## mpeg4_qpel16_v_lowpass_ ## MMX(dst, halfH, \
488  stride, 16); \
489 } \
490  \
491 static void OPNAME ## qpel16_mc22_ ## MMX(uint8_t *dst, \
492  const uint8_t *src, \
493  ptrdiff_t stride) \
494 { \
495  uint64_t half[17 * 2]; \
496  uint8_t *const halfH = (uint8_t *) half; \
497  ff_put ## RND ## mpeg4_qpel16_h_lowpass_ ## MMX(halfH, src, 16, \
498  stride, 17); \
499  ff_ ## OPNAME ## mpeg4_qpel16_v_lowpass_ ## MMX(dst, halfH, \
500  stride, 16); \
501 }
502 
503 QPEL_OP(put_, _, mmxext)
504 QPEL_OP(avg_, _, mmxext)
505 QPEL_OP(put_no_rnd_, _no_rnd_, mmxext)
506 
507 #endif /* HAVE_X86ASM */
508 
509 #define SET_QPEL_FUNCS(PFX, IDX, SIZE, CPU, PREFIX) \
510 do { \
511  c->PFX ## _pixels_tab[IDX][ 0] = PREFIX ## PFX ## SIZE ## _mc00_ ## CPU; \
512  c->PFX ## _pixels_tab[IDX][ 1] = PREFIX ## PFX ## SIZE ## _mc10_ ## CPU; \
513  c->PFX ## _pixels_tab[IDX][ 2] = PREFIX ## PFX ## SIZE ## _mc20_ ## CPU; \
514  c->PFX ## _pixels_tab[IDX][ 3] = PREFIX ## PFX ## SIZE ## _mc30_ ## CPU; \
515  c->PFX ## _pixels_tab[IDX][ 4] = PREFIX ## PFX ## SIZE ## _mc01_ ## CPU; \
516  c->PFX ## _pixels_tab[IDX][ 5] = PREFIX ## PFX ## SIZE ## _mc11_ ## CPU; \
517  c->PFX ## _pixels_tab[IDX][ 6] = PREFIX ## PFX ## SIZE ## _mc21_ ## CPU; \
518  c->PFX ## _pixels_tab[IDX][ 7] = PREFIX ## PFX ## SIZE ## _mc31_ ## CPU; \
519  c->PFX ## _pixels_tab[IDX][ 8] = PREFIX ## PFX ## SIZE ## _mc02_ ## CPU; \
520  c->PFX ## _pixels_tab[IDX][ 9] = PREFIX ## PFX ## SIZE ## _mc12_ ## CPU; \
521  c->PFX ## _pixels_tab[IDX][10] = PREFIX ## PFX ## SIZE ## _mc22_ ## CPU; \
522  c->PFX ## _pixels_tab[IDX][11] = PREFIX ## PFX ## SIZE ## _mc32_ ## CPU; \
523  c->PFX ## _pixels_tab[IDX][12] = PREFIX ## PFX ## SIZE ## _mc03_ ## CPU; \
524  c->PFX ## _pixels_tab[IDX][13] = PREFIX ## PFX ## SIZE ## _mc13_ ## CPU; \
525  c->PFX ## _pixels_tab[IDX][14] = PREFIX ## PFX ## SIZE ## _mc23_ ## CPU; \
526  c->PFX ## _pixels_tab[IDX][15] = PREFIX ## PFX ## SIZE ## _mc33_ ## CPU; \
527 } while (0)
528 
530 {
531  int cpu_flags = av_get_cpu_flags();
532 
533  if (X86_MMXEXT(cpu_flags)) {
534 #if HAVE_MMXEXT_EXTERNAL
535  SET_QPEL_FUNCS(avg_qpel, 0, 16, mmxext, );
536  SET_QPEL_FUNCS(avg_qpel, 1, 8, mmxext, );
537 
538  SET_QPEL_FUNCS(put_qpel, 0, 16, mmxext, );
539  SET_QPEL_FUNCS(put_qpel, 1, 8, mmxext, );
540  SET_QPEL_FUNCS(put_no_rnd_qpel, 0, 16, mmxext, );
541  SET_QPEL_FUNCS(put_no_rnd_qpel, 1, 8, mmxext, );
542 #endif /* HAVE_MMXEXT_EXTERNAL */
543  }
544 }
void ff_put_no_rnd_pixels16_l2_mmxext(uint8_t *dst, const uint8_t *src1, const uint8_t *src2, int dstStride, int src1Stride, int h)
void ff_put_mpeg4_qpel16_v_lowpass_mmxext(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride)
static atomic_int cpu_flags
Definition: cpu.c:50
#define src
Definition: vp8dsp.c:254
Macro definitions for various function/variable attributes.
void ff_avg_mpeg4_qpel16_h_lowpass_mmxext(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride, int h)
uint8_t
#define av_cold
Definition: attributes.h:82
Undefined Behavior In the C some operations are like signed integer dereferencing freed accessing outside allocated Undefined Behavior must not occur in a C it is not safe even if the output of undefined operations is unused The unsafety may seem nit picking but Optimizing compilers have in fact optimized code on the assumption that no undefined Behavior occurs Optimizing code based on wrong assumptions can and has in some cases lead to effects beyond the output of computations The signed integer overflow problem in speed critical code Code which is highly optimized and works with signed integers sometimes has the problem that often the output of the computation does not c
Definition: undefined.txt:32
quarterpel DSP functions
void ff_put_mpeg4_qpel16_h_lowpass_mmxext(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride, int h)
#define _
void ff_put_mpeg4_qpel8_h_lowpass_mmxext(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride, int h)
void ff_put_pixels8_l2_mmxext(uint8_t *dst, const uint8_t *src1, const uint8_t *src2, int dstStride, int src1Stride, int h)
void ff_put_no_rnd_mpeg4_qpel16_v_lowpass_mmxext(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride)
av_cold void ff_qpeldsp_init_x86(QpelDSPContext *c)
Definition: qpeldsp_init.c:529
void ff_avg_pixels8_l2_mmxext(uint8_t *dst, const uint8_t *src1, const uint8_t *src2, int dstStride, int src1Stride, int h)
#define src1
Definition: h264pred.c:139
void ff_avg_mpeg4_qpel8_h_lowpass_mmxext(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride, int h)
void ff_put_pixels16_l2_mmxext(uint8_t *dst, const uint8_t *src1, const uint8_t *src2, int dstStride, int src1Stride, int h)
int av_get_cpu_flags(void)
Return the flags which specify extensions supported by the CPU.
Definition: cpu.c:93
quarterpel DSP context
Definition: qpeldsp.h:72
void ff_put_no_rnd_pixels8_l2_mmxext(uint8_t *dst, const uint8_t *src1, const uint8_t *src2, int dstStride, int src1Stride, int h)
void ff_put_no_rnd_mpeg4_qpel8_h_lowpass_mmxext(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride, int h)
#define X86_MMXEXT(flags)
Definition: cpu.h:31
void ff_avg_mpeg4_qpel16_v_lowpass_mmxext(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride)
void ff_put_no_rnd_mpeg4_qpel8_v_lowpass_mmxext(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride)
void ff_put_no_rnd_mpeg4_qpel16_h_lowpass_mmxext(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride, int h)
#define SET_QPEL_FUNCS(PFX, IDX, SIZE, CPU, PREFIX)
Definition: qpeldsp_init.c:509
void ff_avg_mpeg4_qpel8_v_lowpass_mmxext(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride)
void ff_put_mpeg4_qpel8_v_lowpass_mmxext(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride)
void ff_avg_pixels16_l2_mmxext(uint8_t *dst, const uint8_t *src1, const uint8_t *src2, int dstStride, int src1Stride, int h)