swscale_mmx.c
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1 /*
2  * Copyright (C) 2001-2003 Michael Niedermayer <michaelni@gmx.at>
3  *
4  * This file is part of Libav.
5  *
6  * Libav is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or (at your option) any later version.
10  *
11  * Libav is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with Libav; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19  */
20 
21 #include <inttypes.h>
22 #include "config.h"
23 #include "libswscale/swscale.h"
25 #include "libavutil/intreadwrite.h"
26 #include "libavutil/x86_cpu.h"
27 #include "libavutil/cpu.h"
28 #include "libavutil/pixdesc.h"
29 
30 DECLARE_ASM_CONST(8, uint64_t, bF8)= 0xF8F8F8F8F8F8F8F8LL;
31 DECLARE_ASM_CONST(8, uint64_t, bFC)= 0xFCFCFCFCFCFCFCFCLL;
32 DECLARE_ASM_CONST(8, uint64_t, w10)= 0x0010001000100010LL;
33 DECLARE_ASM_CONST(8, uint64_t, w02)= 0x0002000200020002LL;
34 DECLARE_ASM_CONST(8, uint64_t, bm00001111)=0x00000000FFFFFFFFLL;
35 DECLARE_ASM_CONST(8, uint64_t, bm00000111)=0x0000000000FFFFFFLL;
36 DECLARE_ASM_CONST(8, uint64_t, bm11111000)=0xFFFFFFFFFF000000LL;
37 DECLARE_ASM_CONST(8, uint64_t, bm01010101)=0x00FF00FF00FF00FFLL;
38 
39 const DECLARE_ALIGNED(8, uint64_t, ff_dither4)[2] = {
40  0x0103010301030103LL,
41  0x0200020002000200LL,};
42 
43 const DECLARE_ALIGNED(8, uint64_t, ff_dither8)[2] = {
44  0x0602060206020602LL,
45  0x0004000400040004LL,};
46 
47 DECLARE_ASM_CONST(8, uint64_t, b16Mask)= 0x001F001F001F001FLL;
48 DECLARE_ASM_CONST(8, uint64_t, g16Mask)= 0x07E007E007E007E0LL;
49 DECLARE_ASM_CONST(8, uint64_t, r16Mask)= 0xF800F800F800F800LL;
50 DECLARE_ASM_CONST(8, uint64_t, b15Mask)= 0x001F001F001F001FLL;
51 DECLARE_ASM_CONST(8, uint64_t, g15Mask)= 0x03E003E003E003E0LL;
52 DECLARE_ASM_CONST(8, uint64_t, r15Mask)= 0x7C007C007C007C00LL;
53 
54 DECLARE_ALIGNED(8, const uint64_t, ff_M24A) = 0x00FF0000FF0000FFLL;
55 DECLARE_ALIGNED(8, const uint64_t, ff_M24B) = 0xFF0000FF0000FF00LL;
56 DECLARE_ALIGNED(8, const uint64_t, ff_M24C) = 0x0000FF0000FF0000LL;
57 
58 #ifdef FAST_BGR2YV12
59 DECLARE_ALIGNED(8, const uint64_t, ff_bgr2YCoeff) = 0x000000210041000DULL;
60 DECLARE_ALIGNED(8, const uint64_t, ff_bgr2UCoeff) = 0x0000FFEEFFDC0038ULL;
61 DECLARE_ALIGNED(8, const uint64_t, ff_bgr2VCoeff) = 0x00000038FFD2FFF8ULL;
62 #else
63 DECLARE_ALIGNED(8, const uint64_t, ff_bgr2YCoeff) = 0x000020E540830C8BULL;
64 DECLARE_ALIGNED(8, const uint64_t, ff_bgr2UCoeff) = 0x0000ED0FDAC23831ULL;
65 DECLARE_ALIGNED(8, const uint64_t, ff_bgr2VCoeff) = 0x00003831D0E6F6EAULL;
66 #endif /* FAST_BGR2YV12 */
67 DECLARE_ALIGNED(8, const uint64_t, ff_bgr2YOffset) = 0x1010101010101010ULL;
68 DECLARE_ALIGNED(8, const uint64_t, ff_bgr2UVOffset) = 0x8080808080808080ULL;
69 DECLARE_ALIGNED(8, const uint64_t, ff_w1111) = 0x0001000100010001ULL;
70 
71 DECLARE_ASM_CONST(8, uint64_t, ff_bgr24toY1Coeff) = 0x0C88000040870C88ULL;
72 DECLARE_ASM_CONST(8, uint64_t, ff_bgr24toY2Coeff) = 0x20DE4087000020DEULL;
73 DECLARE_ASM_CONST(8, uint64_t, ff_rgb24toY1Coeff) = 0x20DE0000408720DEULL;
74 DECLARE_ASM_CONST(8, uint64_t, ff_rgb24toY2Coeff) = 0x0C88408700000C88ULL;
75 DECLARE_ASM_CONST(8, uint64_t, ff_bgr24toYOffset) = 0x0008400000084000ULL;
76 
77 DECLARE_ASM_CONST(8, uint64_t, ff_bgr24toUV)[2][4] = {
78  {0x38380000DAC83838ULL, 0xECFFDAC80000ECFFULL, 0xF6E40000D0E3F6E4ULL, 0x3838D0E300003838ULL},
79  {0xECFF0000DAC8ECFFULL, 0x3838DAC800003838ULL, 0x38380000D0E33838ULL, 0xF6E4D0E30000F6E4ULL},
80 };
81 
82 DECLARE_ASM_CONST(8, uint64_t, ff_bgr24toUVOffset)= 0x0040400000404000ULL;
83 
84 //MMX versions
85 #if HAVE_MMX
86 #undef RENAME
87 #define COMPILE_TEMPLATE_MMX2 0
88 #define RENAME(a) a ## _MMX
89 #include "swscale_template.c"
90 #endif
91 
92 //MMX2 versions
93 #if HAVE_MMX2
94 #undef RENAME
95 #undef COMPILE_TEMPLATE_MMX2
96 #define COMPILE_TEMPLATE_MMX2 1
97 #define RENAME(a) a ## _MMX2
98 #include "swscale_template.c"
99 #endif
100 
102  int lastInLumBuf, int lastInChrBuf)
103 {
104  const int dstH= c->dstH;
105  const int flags= c->flags;
106  int16_t **lumPixBuf= c->lumPixBuf;
107  int16_t **chrUPixBuf= c->chrUPixBuf;
108  int16_t **alpPixBuf= c->alpPixBuf;
109  const int vLumBufSize= c->vLumBufSize;
110  const int vChrBufSize= c->vChrBufSize;
111  int32_t *vLumFilterPos= c->vLumFilterPos;
112  int32_t *vChrFilterPos= c->vChrFilterPos;
113  int16_t *vLumFilter= c->vLumFilter;
114  int16_t *vChrFilter= c->vChrFilter;
115  int32_t *lumMmxFilter= c->lumMmxFilter;
116  int32_t *chrMmxFilter= c->chrMmxFilter;
117  int32_t av_unused *alpMmxFilter= c->alpMmxFilter;
118  const int vLumFilterSize= c->vLumFilterSize;
119  const int vChrFilterSize= c->vChrFilterSize;
120  const int chrDstY= dstY>>c->chrDstVSubSample;
121  const int firstLumSrcY= vLumFilterPos[dstY]; //First line needed as input
122  const int firstChrSrcY= vChrFilterPos[chrDstY]; //First line needed as input
123 
124  c->blueDither= ff_dither8[dstY&1];
126  c->greenDither= ff_dither8[dstY&1];
127  else
128  c->greenDither= ff_dither4[dstY&1];
129  c->redDither= ff_dither8[(dstY+1)&1];
130  if (dstY < dstH - 2) {
131  const int16_t **lumSrcPtr= (const int16_t **) lumPixBuf + lumBufIndex + firstLumSrcY - lastInLumBuf + vLumBufSize;
132  const int16_t **chrUSrcPtr= (const int16_t **) chrUPixBuf + chrBufIndex + firstChrSrcY - lastInChrBuf + vChrBufSize;
133  const int16_t **alpSrcPtr= (CONFIG_SWSCALE_ALPHA && alpPixBuf) ? (const int16_t **) alpPixBuf + lumBufIndex + firstLumSrcY - lastInLumBuf + vLumBufSize : NULL;
134  int i;
135 
136  if (firstLumSrcY < 0 || firstLumSrcY + vLumFilterSize > c->srcH) {
137  const int16_t **tmpY = (const int16_t **) lumPixBuf + 2 * vLumBufSize;
138  int neg = -firstLumSrcY, i, end = FFMIN(c->srcH - firstLumSrcY, vLumFilterSize);
139  for (i = 0; i < neg; i++)
140  tmpY[i] = lumSrcPtr[neg];
141  for ( ; i < end; i++)
142  tmpY[i] = lumSrcPtr[i];
143  for ( ; i < vLumFilterSize; i++)
144  tmpY[i] = tmpY[i-1];
145  lumSrcPtr = tmpY;
146 
147  if (alpSrcPtr) {
148  const int16_t **tmpA = (const int16_t **) alpPixBuf + 2 * vLumBufSize;
149  for (i = 0; i < neg; i++)
150  tmpA[i] = alpSrcPtr[neg];
151  for ( ; i < end; i++)
152  tmpA[i] = alpSrcPtr[i];
153  for ( ; i < vLumFilterSize; i++)
154  tmpA[i] = tmpA[i - 1];
155  alpSrcPtr = tmpA;
156  }
157  }
158  if (firstChrSrcY < 0 || firstChrSrcY + vChrFilterSize > c->chrSrcH) {
159  const int16_t **tmpU = (const int16_t **) chrUPixBuf + 2 * vChrBufSize;
160  int neg = -firstChrSrcY, i, end = FFMIN(c->chrSrcH - firstChrSrcY, vChrFilterSize);
161  for (i = 0; i < neg; i++) {
162  tmpU[i] = chrUSrcPtr[neg];
163  }
164  for ( ; i < end; i++) {
165  tmpU[i] = chrUSrcPtr[i];
166  }
167  for ( ; i < vChrFilterSize; i++) {
168  tmpU[i] = tmpU[i - 1];
169  }
170  chrUSrcPtr = tmpU;
171  }
172 
173  if (flags & SWS_ACCURATE_RND) {
174  int s= APCK_SIZE / 8;
175  for (i=0; i<vLumFilterSize; i+=2) {
176  *(const void**)&lumMmxFilter[s*i ]= lumSrcPtr[i ];
177  *(const void**)&lumMmxFilter[s*i+APCK_PTR2/4 ]= lumSrcPtr[i+(vLumFilterSize>1)];
178  lumMmxFilter[s*i+APCK_COEF/4 ]=
179  lumMmxFilter[s*i+APCK_COEF/4+1]= vLumFilter[dstY*vLumFilterSize + i ]
180  + (vLumFilterSize>1 ? vLumFilter[dstY*vLumFilterSize + i + 1]<<16 : 0);
181  if (CONFIG_SWSCALE_ALPHA && alpPixBuf) {
182  *(const void**)&alpMmxFilter[s*i ]= alpSrcPtr[i ];
183  *(const void**)&alpMmxFilter[s*i+APCK_PTR2/4 ]= alpSrcPtr[i+(vLumFilterSize>1)];
184  alpMmxFilter[s*i+APCK_COEF/4 ]=
185  alpMmxFilter[s*i+APCK_COEF/4+1]= lumMmxFilter[s*i+APCK_COEF/4 ];
186  }
187  }
188  for (i=0; i<vChrFilterSize; i+=2) {
189  *(const void**)&chrMmxFilter[s*i ]= chrUSrcPtr[i ];
190  *(const void**)&chrMmxFilter[s*i+APCK_PTR2/4 ]= chrUSrcPtr[i+(vChrFilterSize>1)];
191  chrMmxFilter[s*i+APCK_COEF/4 ]=
192  chrMmxFilter[s*i+APCK_COEF/4+1]= vChrFilter[chrDstY*vChrFilterSize + i ]
193  + (vChrFilterSize>1 ? vChrFilter[chrDstY*vChrFilterSize + i + 1]<<16 : 0);
194  }
195  } else {
196  for (i=0; i<vLumFilterSize; i++) {
197  *(const void**)&lumMmxFilter[4*i+0]= lumSrcPtr[i];
198  lumMmxFilter[4*i+2]=
199  lumMmxFilter[4*i+3]=
200  ((uint16_t)vLumFilter[dstY*vLumFilterSize + i])*0x10001;
201  if (CONFIG_SWSCALE_ALPHA && alpPixBuf) {
202  *(const void**)&alpMmxFilter[4*i+0]= alpSrcPtr[i];
203  alpMmxFilter[4*i+2]=
204  alpMmxFilter[4*i+3]= lumMmxFilter[4*i+2];
205  }
206  }
207  for (i=0; i<vChrFilterSize; i++) {
208  *(const void**)&chrMmxFilter[4*i+0]= chrUSrcPtr[i];
209  chrMmxFilter[4*i+2]=
210  chrMmxFilter[4*i+3]=
211  ((uint16_t)vChrFilter[chrDstY*vChrFilterSize + i])*0x10001;
212  }
213  }
214  }
215 }
216 
217 #define SCALE_FUNC(filter_n, from_bpc, to_bpc, opt) \
218 extern void ff_hscale ## from_bpc ## to ## to_bpc ## _ ## filter_n ## _ ## opt( \
219  SwsContext *c, int16_t *data, \
220  int dstW, const uint8_t *src, \
221  const int16_t *filter, \
222  const int32_t *filterPos, int filterSize)
223 
224 #define SCALE_FUNCS(filter_n, opt) \
225  SCALE_FUNC(filter_n, 8, 15, opt); \
226  SCALE_FUNC(filter_n, 9, 15, opt); \
227  SCALE_FUNC(filter_n, 10, 15, opt); \
228  SCALE_FUNC(filter_n, 16, 15, opt); \
229  SCALE_FUNC(filter_n, 8, 19, opt); \
230  SCALE_FUNC(filter_n, 9, 19, opt); \
231  SCALE_FUNC(filter_n, 10, 19, opt); \
232  SCALE_FUNC(filter_n, 16, 19, opt)
233 
234 #define SCALE_FUNCS_MMX(opt) \
235  SCALE_FUNCS(4, opt); \
236  SCALE_FUNCS(8, opt); \
237  SCALE_FUNCS(X, opt)
238 
239 #define SCALE_FUNCS_SSE(opt) \
240  SCALE_FUNCS(4, opt); \
241  SCALE_FUNCS(8, opt); \
242  SCALE_FUNCS(X4, opt); \
243  SCALE_FUNCS(X8, opt)
244 
245 #if ARCH_X86_32
246 SCALE_FUNCS_MMX(mmx);
247 #endif
248 SCALE_FUNCS_SSE(sse2);
249 SCALE_FUNCS_SSE(ssse3);
250 SCALE_FUNCS_SSE(sse4);
251 
252 #define VSCALEX_FUNC(size, opt) \
253 extern void ff_yuv2planeX_ ## size ## _ ## opt(const int16_t *filter, int filterSize, \
254  const int16_t **src, uint8_t *dest, int dstW, \
255  const uint8_t *dither, int offset)
256 #define VSCALEX_FUNCS(opt) \
257  VSCALEX_FUNC(8, opt); \
258  VSCALEX_FUNC(9, opt); \
259  VSCALEX_FUNC(10, opt)
260 
261 #if ARCH_X86_32
262 VSCALEX_FUNCS(mmx2);
263 #endif
264 VSCALEX_FUNCS(sse2);
265 VSCALEX_FUNCS(sse4);
266 VSCALEX_FUNC(16, sse4);
267 VSCALEX_FUNCS(avx);
268 
269 #define VSCALE_FUNC(size, opt) \
270 extern void ff_yuv2plane1_ ## size ## _ ## opt(const int16_t *src, uint8_t *dst, int dstW, \
271  const uint8_t *dither, int offset)
272 #define VSCALE_FUNCS(opt1, opt2) \
273  VSCALE_FUNC(8, opt1); \
274  VSCALE_FUNC(9, opt2); \
275  VSCALE_FUNC(10, opt2); \
276  VSCALE_FUNC(16, opt1)
277 
278 #if ARCH_X86_32
279 VSCALE_FUNCS(mmx, mmx2);
280 #endif
281 VSCALE_FUNCS(sse2, sse2);
282 VSCALE_FUNC(16, sse4);
283 VSCALE_FUNCS(avx, avx);
284 
285 #define INPUT_UV_FUNC(fmt, opt) \
286 extern void ff_ ## fmt ## ToUV_ ## opt(uint8_t *dstU, uint8_t *dstV, \
287  const uint8_t *src, const uint8_t *unused1, \
288  int w, uint32_t *unused2)
289 #define INPUT_FUNC(fmt, opt) \
290 extern void ff_ ## fmt ## ToY_ ## opt(uint8_t *dst, const uint8_t *src, \
291  int w, uint32_t *unused); \
292  INPUT_UV_FUNC(fmt, opt)
293 #define INPUT_FUNCS(opt) \
294  INPUT_FUNC(uyvy, opt); \
295  INPUT_FUNC(yuyv, opt); \
296  INPUT_UV_FUNC(nv12, opt); \
297  INPUT_UV_FUNC(nv21, opt)
298 
299 #if ARCH_X86_32
300 INPUT_FUNCS(mmx);
301 #endif
302 INPUT_FUNCS(sse2);
303 INPUT_FUNCS(avx);
304 
306 {
307  int cpu_flags = av_get_cpu_flags();
308 
309  if (cpu_flags & AV_CPU_FLAG_MMX)
310  sws_init_swScale_MMX(c);
311 #if HAVE_MMX2
312  if (cpu_flags & AV_CPU_FLAG_MMX2)
313  sws_init_swScale_MMX2(c);
314 #endif
315 
316 #if HAVE_YASM
317 #define ASSIGN_SCALE_FUNC2(hscalefn, filtersize, opt1, opt2) do { \
318  if (c->srcBpc == 8) { \
319  hscalefn = c->dstBpc <= 10 ? ff_hscale8to15_ ## filtersize ## _ ## opt2 : \
320  ff_hscale8to19_ ## filtersize ## _ ## opt1; \
321  } else if (c->srcBpc == 9) { \
322  hscalefn = c->dstBpc <= 10 ? ff_hscale9to15_ ## filtersize ## _ ## opt2 : \
323  ff_hscale9to19_ ## filtersize ## _ ## opt1; \
324  } else if (c->srcBpc == 10) { \
325  hscalefn = c->dstBpc <= 10 ? ff_hscale10to15_ ## filtersize ## _ ## opt2 : \
326  ff_hscale10to19_ ## filtersize ## _ ## opt1; \
327  } else /* c->srcBpc == 16 */ { \
328  hscalefn = c->dstBpc <= 10 ? ff_hscale16to15_ ## filtersize ## _ ## opt2 : \
329  ff_hscale16to19_ ## filtersize ## _ ## opt1; \
330  } \
331 } while (0)
332 #define ASSIGN_MMX_SCALE_FUNC(hscalefn, filtersize, opt1, opt2) \
333  switch (filtersize) { \
334  case 4: ASSIGN_SCALE_FUNC2(hscalefn, 4, opt1, opt2); break; \
335  case 8: ASSIGN_SCALE_FUNC2(hscalefn, 8, opt1, opt2); break; \
336  default: ASSIGN_SCALE_FUNC2(hscalefn, X, opt1, opt2); break; \
337  }
338 #define ASSIGN_VSCALEX_FUNC(vscalefn, opt, do_16_case) \
339 switch(c->dstBpc){ \
340  case 16: do_16_case; break; \
341  case 10: if (!isBE(c->dstFormat)) vscalefn = ff_yuv2planeX_10_ ## opt; break; \
342  case 9: if (!isBE(c->dstFormat)) vscalefn = ff_yuv2planeX_9_ ## opt; break; \
343  default: vscalefn = ff_yuv2planeX_8_ ## opt; break; \
344  }
345 #define ASSIGN_VSCALE_FUNC(vscalefn, opt1, opt2, opt2chk) \
346  switch(c->dstBpc){ \
347  case 16: if (!isBE(c->dstFormat)) vscalefn = ff_yuv2plane1_16_ ## opt1; break; \
348  case 10: if (!isBE(c->dstFormat) && opt2chk) vscalefn = ff_yuv2plane1_10_ ## opt2; break; \
349  case 9: if (!isBE(c->dstFormat) && opt2chk) vscalefn = ff_yuv2plane1_9_ ## opt2; break; \
350  default: vscalefn = ff_yuv2plane1_8_ ## opt1; break; \
351  }
352 #if ARCH_X86_32
353  if (cpu_flags & AV_CPU_FLAG_MMX) {
354  ASSIGN_MMX_SCALE_FUNC(c->hyScale, c->hLumFilterSize, mmx, mmx);
355  ASSIGN_MMX_SCALE_FUNC(c->hcScale, c->hChrFilterSize, mmx, mmx);
356  ASSIGN_VSCALE_FUNC(c->yuv2plane1, mmx, mmx2, cpu_flags & AV_CPU_FLAG_MMX2);
357 
358  switch (c->srcFormat) {
359  case PIX_FMT_Y400A:
360  c->lumToYV12 = ff_yuyvToY_mmx;
361  if (c->alpPixBuf)
362  c->alpToYV12 = ff_uyvyToY_mmx;
363  break;
364  case PIX_FMT_YUYV422:
365  c->lumToYV12 = ff_yuyvToY_mmx;
366  c->chrToYV12 = ff_yuyvToUV_mmx;
367  break;
368  case PIX_FMT_UYVY422:
369  c->lumToYV12 = ff_uyvyToY_mmx;
370  c->chrToYV12 = ff_uyvyToUV_mmx;
371  break;
372  case PIX_FMT_NV12:
373  c->chrToYV12 = ff_nv12ToUV_mmx;
374  break;
375  case PIX_FMT_NV21:
376  c->chrToYV12 = ff_nv21ToUV_mmx;
377  break;
378  default:
379  break;
380  }
381  }
382  if (cpu_flags & AV_CPU_FLAG_MMX2) {
383  ASSIGN_VSCALEX_FUNC(c->yuv2planeX, mmx2,);
384  }
385 #endif
386 #define ASSIGN_SSE_SCALE_FUNC(hscalefn, filtersize, opt1, opt2) \
387  switch (filtersize) { \
388  case 4: ASSIGN_SCALE_FUNC2(hscalefn, 4, opt1, opt2); break; \
389  case 8: ASSIGN_SCALE_FUNC2(hscalefn, 8, opt1, opt2); break; \
390  default: if (filtersize & 4) ASSIGN_SCALE_FUNC2(hscalefn, X4, opt1, opt2); \
391  else ASSIGN_SCALE_FUNC2(hscalefn, X8, opt1, opt2); \
392  break; \
393  }
394  if (cpu_flags & AV_CPU_FLAG_SSE2) {
395  ASSIGN_SSE_SCALE_FUNC(c->hyScale, c->hLumFilterSize, sse2, sse2);
396  ASSIGN_SSE_SCALE_FUNC(c->hcScale, c->hChrFilterSize, sse2, sse2);
397  ASSIGN_VSCALEX_FUNC(c->yuv2planeX, sse2,);
398  ASSIGN_VSCALE_FUNC(c->yuv2plane1, sse2, sse2, 1);
399 
400  switch (c->srcFormat) {
401  case PIX_FMT_Y400A:
402  c->lumToYV12 = ff_yuyvToY_sse2;
403  if (c->alpPixBuf)
404  c->alpToYV12 = ff_uyvyToY_sse2;
405  break;
406  case PIX_FMT_YUYV422:
407  c->lumToYV12 = ff_yuyvToY_sse2;
408  c->chrToYV12 = ff_yuyvToUV_sse2;
409  break;
410  case PIX_FMT_UYVY422:
411  c->lumToYV12 = ff_uyvyToY_sse2;
412  c->chrToYV12 = ff_uyvyToUV_sse2;
413  break;
414  case PIX_FMT_NV12:
415  c->chrToYV12 = ff_nv12ToUV_sse2;
416  break;
417  case PIX_FMT_NV21:
418  c->chrToYV12 = ff_nv21ToUV_sse2;
419  break;
420  }
421  }
422  if (cpu_flags & AV_CPU_FLAG_SSSE3) {
423  ASSIGN_SSE_SCALE_FUNC(c->hyScale, c->hLumFilterSize, ssse3, ssse3);
424  ASSIGN_SSE_SCALE_FUNC(c->hcScale, c->hChrFilterSize, ssse3, ssse3);
425  }
426  if (cpu_flags & AV_CPU_FLAG_SSE4) {
427  /* Xto15 don't need special sse4 functions */
428  ASSIGN_SSE_SCALE_FUNC(c->hyScale, c->hLumFilterSize, sse4, ssse3);
429  ASSIGN_SSE_SCALE_FUNC(c->hcScale, c->hChrFilterSize, sse4, ssse3);
430  ASSIGN_VSCALEX_FUNC(c->yuv2planeX, sse4,
431  if (!isBE(c->dstFormat)) c->yuv2planeX = ff_yuv2planeX_16_sse4);
432  if (c->dstBpc == 16 && !isBE(c->dstFormat))
433  c->yuv2plane1 = ff_yuv2plane1_16_sse4;
434  }
435 
436  if (cpu_flags & AV_CPU_FLAG_AVX) {
437  ASSIGN_VSCALEX_FUNC(c->yuv2planeX, avx,);
438  ASSIGN_VSCALE_FUNC(c->yuv2plane1, avx, avx, 1);
439 
440  switch (c->srcFormat) {
441  case PIX_FMT_YUYV422:
442  c->chrToYV12 = ff_yuyvToUV_avx;
443  break;
444  case PIX_FMT_UYVY422:
445  c->chrToYV12 = ff_uyvyToUV_avx;
446  break;
447  case PIX_FMT_NV12:
448  c->chrToYV12 = ff_nv12ToUV_avx;
449  break;
450  case PIX_FMT_NV21:
451  c->chrToYV12 = ff_nv21ToUV_avx;
452  break;
453  default:
454  break;
455  }
456  }
457 #endif
458 }