FFmpeg  4.3
output.c
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1 /*
2  * Copyright (C) 2001-2012 Michael Niedermayer <michaelni@gmx.at>
3  *
4  * This file is part of FFmpeg.
5  *
6  * FFmpeg 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  * FFmpeg 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 FFmpeg; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19  */
20 
21 #include <math.h>
22 #include <stdint.h>
23 #include <stdio.h>
24 #include <string.h>
25 
26 #include "libavutil/attributes.h"
27 #include "libavutil/avutil.h"
28 #include "libavutil/avassert.h"
29 #include "libavutil/bswap.h"
30 #include "libavutil/cpu.h"
31 #include "libavutil/intreadwrite.h"
32 #include "libavutil/mathematics.h"
33 #include "libavutil/pixdesc.h"
34 #include "config.h"
35 #include "rgb2rgb.h"
36 #include "swscale.h"
37 #include "swscale_internal.h"
38 
40 { 1, 3, 1, 3, 1, 3, 1, 3, },
41 { 2, 0, 2, 0, 2, 0, 2, 0, },
42 { 1, 3, 1, 3, 1, 3, 1, 3, },
43 };
44 
46 { 6, 2, 6, 2, 6, 2, 6, 2, },
47 { 0, 4, 0, 4, 0, 4, 0, 4, },
48 { 6, 2, 6, 2, 6, 2, 6, 2, },
49 };
50 
52 { 8, 4, 11, 7, 8, 4, 11, 7, },
53 { 2, 14, 1, 13, 2, 14, 1, 13, },
54 { 10, 6, 9, 5, 10, 6, 9, 5, },
55 { 0, 12, 3, 15, 0, 12, 3, 15, },
56 { 8, 4, 11, 7, 8, 4, 11, 7, },
57 };
58 
60 { 17, 9, 23, 15, 16, 8, 22, 14, },
61 { 5, 29, 3, 27, 4, 28, 2, 26, },
62 { 21, 13, 19, 11, 20, 12, 18, 10, },
63 { 0, 24, 6, 30, 1, 25, 7, 31, },
64 { 16, 8, 22, 14, 17, 9, 23, 15, },
65 { 4, 28, 2, 26, 5, 29, 3, 27, },
66 { 20, 12, 18, 10, 21, 13, 19, 11, },
67 { 1, 25, 7, 31, 0, 24, 6, 30, },
68 { 17, 9, 23, 15, 16, 8, 22, 14, },
69 };
70 
72 { 0, 55, 14, 68, 3, 58, 17, 72, },
73 { 37, 18, 50, 32, 40, 22, 54, 35, },
74 { 9, 64, 5, 59, 13, 67, 8, 63, },
75 { 46, 27, 41, 23, 49, 31, 44, 26, },
76 { 2, 57, 16, 71, 1, 56, 15, 70, },
77 { 39, 21, 52, 34, 38, 19, 51, 33, },
78 { 11, 66, 7, 62, 10, 65, 6, 60, },
79 { 48, 30, 43, 25, 47, 29, 42, 24, },
80 { 0, 55, 14, 68, 3, 58, 17, 72, },
81 };
82 
83 #if 1
85 {117, 62, 158, 103, 113, 58, 155, 100, },
86 { 34, 199, 21, 186, 31, 196, 17, 182, },
87 {144, 89, 131, 76, 141, 86, 127, 72, },
88 { 0, 165, 41, 206, 10, 175, 52, 217, },
89 {110, 55, 151, 96, 120, 65, 162, 107, },
90 { 28, 193, 14, 179, 38, 203, 24, 189, },
91 {138, 83, 124, 69, 148, 93, 134, 79, },
92 { 7, 172, 48, 213, 3, 168, 45, 210, },
93 {117, 62, 158, 103, 113, 58, 155, 100, },
94 };
95 #elif 1
96 // tries to correct a gamma of 1.5
97 DECLARE_ALIGNED(8, const uint8_t, ff_dither_8x8_220)[][8] = {
98 { 0, 143, 18, 200, 2, 156, 25, 215, },
99 { 78, 28, 125, 64, 89, 36, 138, 74, },
100 { 10, 180, 3, 161, 16, 195, 8, 175, },
101 {109, 51, 93, 38, 121, 60, 105, 47, },
102 { 1, 152, 23, 210, 0, 147, 20, 205, },
103 { 85, 33, 134, 71, 81, 30, 130, 67, },
104 { 14, 190, 6, 171, 12, 185, 5, 166, },
105 {117, 57, 101, 44, 113, 54, 97, 41, },
106 { 0, 143, 18, 200, 2, 156, 25, 215, },
107 };
108 #elif 1
109 // tries to correct a gamma of 2.0
110 DECLARE_ALIGNED(8, const uint8_t, ff_dither_8x8_220)[][8] = {
111 { 0, 124, 8, 193, 0, 140, 12, 213, },
112 { 55, 14, 104, 42, 66, 19, 119, 52, },
113 { 3, 168, 1, 145, 6, 187, 3, 162, },
114 { 86, 31, 70, 21, 99, 39, 82, 28, },
115 { 0, 134, 11, 206, 0, 129, 9, 200, },
116 { 62, 17, 114, 48, 58, 16, 109, 45, },
117 { 5, 181, 2, 157, 4, 175, 1, 151, },
118 { 95, 36, 78, 26, 90, 34, 74, 24, },
119 { 0, 124, 8, 193, 0, 140, 12, 213, },
120 };
121 #else
122 // tries to correct a gamma of 2.5
123 DECLARE_ALIGNED(8, const uint8_t, ff_dither_8x8_220)[][8] = {
124 { 0, 107, 3, 187, 0, 125, 6, 212, },
125 { 39, 7, 86, 28, 49, 11, 102, 36, },
126 { 1, 158, 0, 131, 3, 180, 1, 151, },
127 { 68, 19, 52, 12, 81, 25, 64, 17, },
128 { 0, 119, 5, 203, 0, 113, 4, 195, },
129 { 45, 9, 96, 33, 42, 8, 91, 30, },
130 { 2, 172, 1, 144, 2, 165, 0, 137, },
131 { 77, 23, 60, 15, 72, 21, 56, 14, },
132 { 0, 107, 3, 187, 0, 125, 6, 212, },
133 };
134 #endif
135 
136 #define output_pixel(pos, val, bias, signedness) \
137  if (big_endian) { \
138  AV_WB16(pos, bias + av_clip_ ## signedness ## 16(val >> shift)); \
139  } else { \
140  AV_WL16(pos, bias + av_clip_ ## signedness ## 16(val >> shift)); \
141  }
142 
143 static av_always_inline void
144 yuv2plane1_16_c_template(const int32_t *src, uint16_t *dest, int dstW,
145  int big_endian, int output_bits)
146 {
147  int i;
148  int shift = 3;
149  av_assert0(output_bits == 16);
150 
151  for (i = 0; i < dstW; i++) {
152  int val = src[i] + (1 << (shift - 1));
153  output_pixel(&dest[i], val, 0, uint);
154  }
155 }
156 
157 static av_always_inline void
158 yuv2planeX_16_c_template(const int16_t *filter, int filterSize,
159  const int32_t **src, uint16_t *dest, int dstW,
160  int big_endian, int output_bits)
161 {
162  int i;
163  int shift = 15;
164  av_assert0(output_bits == 16);
165 
166  for (i = 0; i < dstW; i++) {
167  int val = 1 << (shift - 1);
168  int j;
169 
170  /* range of val is [0,0x7FFFFFFF], so 31 bits, but with lanczos/spline
171  * filters (or anything with negative coeffs, the range can be slightly
172  * wider in both directions. To account for this overflow, we subtract
173  * a constant so it always fits in the signed range (assuming a
174  * reasonable filterSize), and re-add that at the end. */
175  val -= 0x40000000;
176  for (j = 0; j < filterSize; j++)
177  val += src[j][i] * (unsigned)filter[j];
178 
179  output_pixel(&dest[i], val, 0x8000, int);
180  }
181 }
182 
183 static void yuv2p016cX_c(SwsContext *c, const int16_t *chrFilter, int chrFilterSize,
184  const int16_t **chrUSrc, const int16_t **chrVSrc,
185  uint8_t *dest8, int chrDstW)
186 {
187  uint16_t *dest = (uint16_t*)dest8;
188  const int32_t **uSrc = (const int32_t **)chrUSrc;
189  const int32_t **vSrc = (const int32_t **)chrVSrc;
190  int shift = 15;
191  int big_endian = c->dstFormat == AV_PIX_FMT_P016BE;
192  int i, j;
193 
194  for (i = 0; i < chrDstW; i++) {
195  int u = 1 << (shift - 1);
196  int v = 1 << (shift - 1);
197 
198  /* See yuv2planeX_16_c_template for details. */
199  u -= 0x40000000;
200  v -= 0x40000000;
201  for (j = 0; j < chrFilterSize; j++) {
202  u += uSrc[j][i] * (unsigned)chrFilter[j];
203  v += vSrc[j][i] * (unsigned)chrFilter[j];
204  }
205 
206  output_pixel(&dest[2*i] , u, 0x8000, int);
207  output_pixel(&dest[2*i+1], v, 0x8000, int);
208  }
209 }
210 
211 static av_always_inline void
212 yuv2plane1_float_c_template(const int32_t *src, float *dest, int dstW)
213 {
214  static const int big_endian = HAVE_BIGENDIAN;
215  static const int shift = 3;
216  static const float float_mult = 1.0f / 65535.0f;
217  int i, val;
218  uint16_t val_uint;
219 
220  for (i = 0; i < dstW; ++i){
221  val = src[i] + (1 << (shift - 1));
222  output_pixel(&val_uint, val, 0, uint);
223  dest[i] = float_mult * (float)val_uint;
224  }
225 }
226 
227 static av_always_inline void
228 yuv2plane1_float_bswap_c_template(const int32_t *src, uint32_t *dest, int dstW)
229 {
230  static const int big_endian = HAVE_BIGENDIAN;
231  static const int shift = 3;
232  static const float float_mult = 1.0f / 65535.0f;
233  int i, val;
234  uint16_t val_uint;
235 
236  for (i = 0; i < dstW; ++i){
237  val = src[i] + (1 << (shift - 1));
238  output_pixel(&val_uint, val, 0, uint);
239  dest[i] = av_bswap32(av_float2int(float_mult * (float)val_uint));
240  }
241 }
242 
243 static av_always_inline void
244 yuv2planeX_float_c_template(const int16_t *filter, int filterSize, const int32_t **src,
245  float *dest, int dstW)
246 {
247  static const int big_endian = HAVE_BIGENDIAN;
248  static const int shift = 15;
249  static const float float_mult = 1.0f / 65535.0f;
250  int i, j, val;
251  uint16_t val_uint;
252 
253  for (i = 0; i < dstW; ++i){
254  val = (1 << (shift - 1)) - 0x40000000;
255  for (j = 0; j < filterSize; ++j){
256  val += src[j][i] * (unsigned)filter[j];
257  }
258  output_pixel(&val_uint, val, 0x8000, int);
259  dest[i] = float_mult * (float)val_uint;
260  }
261 }
262 
263 static av_always_inline void
264 yuv2planeX_float_bswap_c_template(const int16_t *filter, int filterSize, const int32_t **src,
265  uint32_t *dest, int dstW)
266 {
267  static const int big_endian = HAVE_BIGENDIAN;
268  static const int shift = 15;
269  static const float float_mult = 1.0f / 65535.0f;
270  int i, j, val;
271  uint16_t val_uint;
272 
273  for (i = 0; i < dstW; ++i){
274  val = (1 << (shift - 1)) - 0x40000000;
275  for (j = 0; j < filterSize; ++j){
276  val += src[j][i] * (unsigned)filter[j];
277  }
278  output_pixel(&val_uint, val, 0x8000, int);
279  dest[i] = av_bswap32(av_float2int(float_mult * (float)val_uint));
280  }
281 }
282 
283 #define yuv2plane1_float(template, dest_type, BE_LE) \
284 static void yuv2plane1_float ## BE_LE ## _c(const int16_t *src, uint8_t *dest, int dstW, \
285  const uint8_t *dither, int offset) \
286 { \
287  template((const int32_t *)src, (dest_type *)dest, dstW); \
288 }
289 
290 #define yuv2planeX_float(template, dest_type, BE_LE) \
291 static void yuv2planeX_float ## BE_LE ## _c(const int16_t *filter, int filterSize, \
292  const int16_t **src, uint8_t *dest, int dstW, \
293  const uint8_t *dither, int offset) \
294 { \
295  template(filter, filterSize, (const int32_t **)src, (dest_type *)dest, dstW); \
296 }
297 
298 #if HAVE_BIGENDIAN
303 #else
308 #endif
309 
310 #undef output_pixel
311 
312 #define output_pixel(pos, val) \
313  if (big_endian) { \
314  AV_WB16(pos, av_clip_uintp2(val >> shift, output_bits)); \
315  } else { \
316  AV_WL16(pos, av_clip_uintp2(val >> shift, output_bits)); \
317  }
318 
319 static av_always_inline void
320 yuv2plane1_10_c_template(const int16_t *src, uint16_t *dest, int dstW,
321  int big_endian, int output_bits)
322 {
323  int i;
324  int shift = 15 - output_bits;
325 
326  for (i = 0; i < dstW; i++) {
327  int val = src[i] + (1 << (shift - 1));
328  output_pixel(&dest[i], val);
329  }
330 }
331 
332 static av_always_inline void
333 yuv2planeX_10_c_template(const int16_t *filter, int filterSize,
334  const int16_t **src, uint16_t *dest, int dstW,
335  int big_endian, int output_bits)
336 {
337  int i;
338  int shift = 11 + 16 - output_bits;
339 
340  for (i = 0; i < dstW; i++) {
341  int val = 1 << (shift - 1);
342  int j;
343 
344  for (j = 0; j < filterSize; j++)
345  val += src[j][i] * filter[j];
346 
347  output_pixel(&dest[i], val);
348  }
349 }
350 
351 #undef output_pixel
352 
353 #define yuv2NBPS(bits, BE_LE, is_be, template_size, typeX_t) \
354 static void yuv2plane1_ ## bits ## BE_LE ## _c(const int16_t *src, \
355  uint8_t *dest, int dstW, \
356  const uint8_t *dither, int offset)\
357 { \
358  yuv2plane1_ ## template_size ## _c_template((const typeX_t *) src, \
359  (uint16_t *) dest, dstW, is_be, bits); \
360 }\
361 static void yuv2planeX_ ## bits ## BE_LE ## _c(const int16_t *filter, int filterSize, \
362  const int16_t **src, uint8_t *dest, int dstW, \
363  const uint8_t *dither, int offset)\
364 { \
365  yuv2planeX_## template_size ## _c_template(filter, \
366  filterSize, (const typeX_t **) src, \
367  (uint16_t *) dest, dstW, is_be, bits); \
368 }
369 yuv2NBPS( 9, BE, 1, 10, int16_t)
370 yuv2NBPS( 9, LE, 0, 10, int16_t)
371 yuv2NBPS(10, BE, 1, 10, int16_t)
372 yuv2NBPS(10, LE, 0, 10, int16_t)
373 yuv2NBPS(12, BE, 1, 10, int16_t)
374 yuv2NBPS(12, LE, 0, 10, int16_t)
375 yuv2NBPS(14, BE, 1, 10, int16_t)
376 yuv2NBPS(14, LE, 0, 10, int16_t)
377 yuv2NBPS(16, BE, 1, 16, int32_t)
378 yuv2NBPS(16, LE, 0, 16, int32_t)
379 
380 static void yuv2planeX_8_c(const int16_t *filter, int filterSize,
381  const int16_t **src, uint8_t *dest, int dstW,
382  const uint8_t *dither, int offset)
383 {
384  int i;
385  for (i=0; i<dstW; i++) {
386  int val = dither[(i + offset) & 7] << 12;
387  int j;
388  for (j=0; j<filterSize; j++)
389  val += src[j][i] * filter[j];
390 
391  dest[i]= av_clip_uint8(val>>19);
392  }
393 }
394 
395 static void yuv2plane1_8_c(const int16_t *src, uint8_t *dest, int dstW,
396  const uint8_t *dither, int offset)
397 {
398  int i;
399  for (i=0; i<dstW; i++) {
400  int val = (src[i] + dither[(i + offset) & 7]) >> 7;
401  dest[i]= av_clip_uint8(val);
402  }
403 }
404 
405 static void yuv2nv12cX_c(SwsContext *c, const int16_t *chrFilter, int chrFilterSize,
406  const int16_t **chrUSrc, const int16_t **chrVSrc,
407  uint8_t *dest, int chrDstW)
408 {
409  enum AVPixelFormat dstFormat = c->dstFormat;
410  const uint8_t *chrDither = c->chrDither8;
411  int i;
412 
413  if (dstFormat == AV_PIX_FMT_NV12 ||
414  dstFormat == AV_PIX_FMT_NV24)
415  for (i=0; i<chrDstW; i++) {
416  int u = chrDither[i & 7] << 12;
417  int v = chrDither[(i + 3) & 7] << 12;
418  int j;
419  for (j=0; j<chrFilterSize; j++) {
420  u += chrUSrc[j][i] * chrFilter[j];
421  v += chrVSrc[j][i] * chrFilter[j];
422  }
423 
424  dest[2*i]= av_clip_uint8(u>>19);
425  dest[2*i+1]= av_clip_uint8(v>>19);
426  }
427  else
428  for (i=0; i<chrDstW; i++) {
429  int u = chrDither[i & 7] << 12;
430  int v = chrDither[(i + 3) & 7] << 12;
431  int j;
432  for (j=0; j<chrFilterSize; j++) {
433  u += chrUSrc[j][i] * chrFilter[j];
434  v += chrVSrc[j][i] * chrFilter[j];
435  }
436 
437  dest[2*i]= av_clip_uint8(v>>19);
438  dest[2*i+1]= av_clip_uint8(u>>19);
439  }
440 }
441 
442 
443 #define output_pixel(pos, val) \
444  if (big_endian) { \
445  AV_WB16(pos, av_clip_uintp2(val >> shift, 10) << 6); \
446  } else { \
447  AV_WL16(pos, av_clip_uintp2(val >> shift, 10) << 6); \
448  }
449 
450 static void yuv2p010l1_c(const int16_t *src,
451  uint16_t *dest, int dstW,
452  int big_endian)
453 {
454  int i;
455  int shift = 5;
456 
457  for (i = 0; i < dstW; i++) {
458  int val = src[i] + (1 << (shift - 1));
459  output_pixel(&dest[i], val);
460  }
461 }
462 
463 static void yuv2p010lX_c(const int16_t *filter, int filterSize,
464  const int16_t **src, uint16_t *dest, int dstW,
465  int big_endian)
466 {
467  int i, j;
468  int shift = 17;
469 
470  for (i = 0; i < dstW; i++) {
471  int val = 1 << (shift - 1);
472 
473  for (j = 0; j < filterSize; j++)
474  val += src[j][i] * filter[j];
475 
476  output_pixel(&dest[i], val);
477  }
478 }
479 
480 static void yuv2p010cX_c(SwsContext *c, const int16_t *chrFilter, int chrFilterSize,
481  const int16_t **chrUSrc, const int16_t **chrVSrc,
482  uint8_t *dest8, int chrDstW)
483 {
484  uint16_t *dest = (uint16_t*)dest8;
485  int shift = 17;
486  int big_endian = c->dstFormat == AV_PIX_FMT_P010BE;
487  int i, j;
488 
489  for (i = 0; i < chrDstW; i++) {
490  int u = 1 << (shift - 1);
491  int v = 1 << (shift - 1);
492 
493  for (j = 0; j < chrFilterSize; j++) {
494  u += chrUSrc[j][i] * chrFilter[j];
495  v += chrVSrc[j][i] * chrFilter[j];
496  }
497 
498  output_pixel(&dest[2*i] , u);
499  output_pixel(&dest[2*i+1], v);
500  }
501 }
502 
503 static void yuv2p010l1_LE_c(const int16_t *src,
504  uint8_t *dest, int dstW,
505  const uint8_t *dither, int offset)
506 {
507  yuv2p010l1_c(src, (uint16_t*)dest, dstW, 0);
508 }
509 
510 static void yuv2p010l1_BE_c(const int16_t *src,
511  uint8_t *dest, int dstW,
512  const uint8_t *dither, int offset)
513 {
514  yuv2p010l1_c(src, (uint16_t*)dest, dstW, 1);
515 }
516 
517 static void yuv2p010lX_LE_c(const int16_t *filter, int filterSize,
518  const int16_t **src, uint8_t *dest, int dstW,
519  const uint8_t *dither, int offset)
520 {
521  yuv2p010lX_c(filter, filterSize, src, (uint16_t*)dest, dstW, 0);
522 }
523 
524 static void yuv2p010lX_BE_c(const int16_t *filter, int filterSize,
525  const int16_t **src, uint8_t *dest, int dstW,
526  const uint8_t *dither, int offset)
527 {
528  yuv2p010lX_c(filter, filterSize, src, (uint16_t*)dest, dstW, 1);
529 }
530 
531 #undef output_pixel
532 
533 
534 #define accumulate_bit(acc, val) \
535  acc <<= 1; \
536  acc |= (val) >= 234
537 #define output_pixel(pos, acc) \
538  if (target == AV_PIX_FMT_MONOBLACK) { \
539  pos = acc; \
540  } else { \
541  pos = ~acc; \
542  }
543 
544 static av_always_inline void
545 yuv2mono_X_c_template(SwsContext *c, const int16_t *lumFilter,
546  const int16_t **lumSrc, int lumFilterSize,
547  const int16_t *chrFilter, const int16_t **chrUSrc,
548  const int16_t **chrVSrc, int chrFilterSize,
549  const int16_t **alpSrc, uint8_t *dest, int dstW,
550  int y, enum AVPixelFormat target)
551 {
552  const uint8_t * const d128 = ff_dither_8x8_220[y&7];
553  int i;
554  unsigned acc = 0;
555  int err = 0;
556 
557  for (i = 0; i < dstW; i += 2) {
558  int j;
559  int Y1 = 1 << 18;
560  int Y2 = 1 << 18;
561 
562  for (j = 0; j < lumFilterSize; j++) {
563  Y1 += lumSrc[j][i] * lumFilter[j];
564  Y2 += lumSrc[j][i+1] * lumFilter[j];
565  }
566  Y1 >>= 19;
567  Y2 >>= 19;
568  if ((Y1 | Y2) & 0x100) {
569  Y1 = av_clip_uint8(Y1);
570  Y2 = av_clip_uint8(Y2);
571  }
572  if (c->dither == SWS_DITHER_ED) {
573  Y1 += (7*err + 1*c->dither_error[0][i] + 5*c->dither_error[0][i+1] + 3*c->dither_error[0][i+2] + 8 - 256)>>4;
574  c->dither_error[0][i] = err;
575  acc = 2*acc + (Y1 >= 128);
576  Y1 -= 220*(acc&1);
577 
578  err = Y2 + ((7*Y1 + 1*c->dither_error[0][i+1] + 5*c->dither_error[0][i+2] + 3*c->dither_error[0][i+3] + 8 - 256)>>4);
579  c->dither_error[0][i+1] = Y1;
580  acc = 2*acc + (err >= 128);
581  err -= 220*(acc&1);
582  } else {
583  accumulate_bit(acc, Y1 + d128[(i + 0) & 7]);
584  accumulate_bit(acc, Y2 + d128[(i + 1) & 7]);
585  }
586  if ((i & 7) == 6) {
587  output_pixel(*dest++, acc);
588  }
589  }
590  c->dither_error[0][i] = err;
591 
592  if (i & 6) {
593  output_pixel(*dest, acc);
594  }
595 }
596 
597 static av_always_inline void
598 yuv2mono_2_c_template(SwsContext *c, const int16_t *buf[2],
599  const int16_t *ubuf[2], const int16_t *vbuf[2],
600  const int16_t *abuf[2], uint8_t *dest, int dstW,
601  int yalpha, int uvalpha, int y,
602  enum AVPixelFormat target)
603 {
604  const int16_t *buf0 = buf[0], *buf1 = buf[1];
605  const uint8_t * const d128 = ff_dither_8x8_220[y & 7];
606  int yalpha1 = 4096 - yalpha;
607  int i;
608  av_assert2(yalpha <= 4096U);
609 
610  if (c->dither == SWS_DITHER_ED) {
611  int err = 0;
612  int acc = 0;
613  for (i = 0; i < dstW; i +=2) {
614  int Y;
615 
616  Y = (buf0[i + 0] * yalpha1 + buf1[i + 0] * yalpha) >> 19;
617  Y += (7*err + 1*c->dither_error[0][i] + 5*c->dither_error[0][i+1] + 3*c->dither_error[0][i+2] + 8 - 256)>>4;
618  c->dither_error[0][i] = err;
619  acc = 2*acc + (Y >= 128);
620  Y -= 220*(acc&1);
621 
622  err = (buf0[i + 1] * yalpha1 + buf1[i + 1] * yalpha) >> 19;
623  err += (7*Y + 1*c->dither_error[0][i+1] + 5*c->dither_error[0][i+2] + 3*c->dither_error[0][i+3] + 8 - 256)>>4;
624  c->dither_error[0][i+1] = Y;
625  acc = 2*acc + (err >= 128);
626  err -= 220*(acc&1);
627 
628  if ((i & 7) == 6)
629  output_pixel(*dest++, acc);
630  }
631  c->dither_error[0][i] = err;
632  } else {
633  for (i = 0; i < dstW; i += 8) {
634  int Y, acc = 0;
635 
636  Y = (buf0[i + 0] * yalpha1 + buf1[i + 0] * yalpha) >> 19;
637  accumulate_bit(acc, Y + d128[0]);
638  Y = (buf0[i + 1] * yalpha1 + buf1[i + 1] * yalpha) >> 19;
639  accumulate_bit(acc, Y + d128[1]);
640  Y = (buf0[i + 2] * yalpha1 + buf1[i + 2] * yalpha) >> 19;
641  accumulate_bit(acc, Y + d128[2]);
642  Y = (buf0[i + 3] * yalpha1 + buf1[i + 3] * yalpha) >> 19;
643  accumulate_bit(acc, Y + d128[3]);
644  Y = (buf0[i + 4] * yalpha1 + buf1[i + 4] * yalpha) >> 19;
645  accumulate_bit(acc, Y + d128[4]);
646  Y = (buf0[i + 5] * yalpha1 + buf1[i + 5] * yalpha) >> 19;
647  accumulate_bit(acc, Y + d128[5]);
648  Y = (buf0[i + 6] * yalpha1 + buf1[i + 6] * yalpha) >> 19;
649  accumulate_bit(acc, Y + d128[6]);
650  Y = (buf0[i + 7] * yalpha1 + buf1[i + 7] * yalpha) >> 19;
651  accumulate_bit(acc, Y + d128[7]);
652 
653  output_pixel(*dest++, acc);
654  }
655  }
656 }
657 
658 static av_always_inline void
659 yuv2mono_1_c_template(SwsContext *c, const int16_t *buf0,
660  const int16_t *ubuf[2], const int16_t *vbuf[2],
661  const int16_t *abuf0, uint8_t *dest, int dstW,
662  int uvalpha, int y, enum AVPixelFormat target)
663 {
664  const uint8_t * const d128 = ff_dither_8x8_220[y & 7];
665  int i;
666 
667  if (c->dither == SWS_DITHER_ED) {
668  int err = 0;
669  int acc = 0;
670  for (i = 0; i < dstW; i +=2) {
671  int Y;
672 
673  Y = ((buf0[i + 0] + 64) >> 7);
674  Y += (7*err + 1*c->dither_error[0][i] + 5*c->dither_error[0][i+1] + 3*c->dither_error[0][i+2] + 8 - 256)>>4;
675  c->dither_error[0][i] = err;
676  acc = 2*acc + (Y >= 128);
677  Y -= 220*(acc&1);
678 
679  err = ((buf0[i + 1] + 64) >> 7);
680  err += (7*Y + 1*c->dither_error[0][i+1] + 5*c->dither_error[0][i+2] + 3*c->dither_error[0][i+3] + 8 - 256)>>4;
681  c->dither_error[0][i+1] = Y;
682  acc = 2*acc + (err >= 128);
683  err -= 220*(acc&1);
684 
685  if ((i & 7) == 6)
686  output_pixel(*dest++, acc);
687  }
688  c->dither_error[0][i] = err;
689  } else {
690  for (i = 0; i < dstW; i += 8) {
691  int acc = 0;
692  accumulate_bit(acc, ((buf0[i + 0] + 64) >> 7) + d128[0]);
693  accumulate_bit(acc, ((buf0[i + 1] + 64) >> 7) + d128[1]);
694  accumulate_bit(acc, ((buf0[i + 2] + 64) >> 7) + d128[2]);
695  accumulate_bit(acc, ((buf0[i + 3] + 64) >> 7) + d128[3]);
696  accumulate_bit(acc, ((buf0[i + 4] + 64) >> 7) + d128[4]);
697  accumulate_bit(acc, ((buf0[i + 5] + 64) >> 7) + d128[5]);
698  accumulate_bit(acc, ((buf0[i + 6] + 64) >> 7) + d128[6]);
699  accumulate_bit(acc, ((buf0[i + 7] + 64) >> 7) + d128[7]);
700 
701  output_pixel(*dest++, acc);
702  }
703  }
704 }
705 
706 #undef output_pixel
707 #undef accumulate_bit
708 
709 #define YUV2PACKEDWRAPPER(name, base, ext, fmt) \
710 static void name ## ext ## _X_c(SwsContext *c, const int16_t *lumFilter, \
711  const int16_t **lumSrc, int lumFilterSize, \
712  const int16_t *chrFilter, const int16_t **chrUSrc, \
713  const int16_t **chrVSrc, int chrFilterSize, \
714  const int16_t **alpSrc, uint8_t *dest, int dstW, \
715  int y) \
716 { \
717  name ## base ## _X_c_template(c, lumFilter, lumSrc, lumFilterSize, \
718  chrFilter, chrUSrc, chrVSrc, chrFilterSize, \
719  alpSrc, dest, dstW, y, fmt); \
720 } \
721  \
722 static void name ## ext ## _2_c(SwsContext *c, const int16_t *buf[2], \
723  const int16_t *ubuf[2], const int16_t *vbuf[2], \
724  const int16_t *abuf[2], uint8_t *dest, int dstW, \
725  int yalpha, int uvalpha, int y) \
726 { \
727  name ## base ## _2_c_template(c, buf, ubuf, vbuf, abuf, \
728  dest, dstW, yalpha, uvalpha, y, fmt); \
729 } \
730  \
731 static void name ## ext ## _1_c(SwsContext *c, const int16_t *buf0, \
732  const int16_t *ubuf[2], const int16_t *vbuf[2], \
733  const int16_t *abuf0, uint8_t *dest, int dstW, \
734  int uvalpha, int y) \
735 { \
736  name ## base ## _1_c_template(c, buf0, ubuf, vbuf, \
737  abuf0, dest, dstW, uvalpha, \
738  y, fmt); \
739 }
740 
741 YUV2PACKEDWRAPPER(yuv2mono,, white, AV_PIX_FMT_MONOWHITE)
742 YUV2PACKEDWRAPPER(yuv2mono,, black, AV_PIX_FMT_MONOBLACK)
743 
744 #define output_pixels(pos, Y1, U, Y2, V) \
745  if (target == AV_PIX_FMT_YUYV422) { \
746  dest[pos + 0] = Y1; \
747  dest[pos + 1] = U; \
748  dest[pos + 2] = Y2; \
749  dest[pos + 3] = V; \
750  } else if (target == AV_PIX_FMT_YVYU422) { \
751  dest[pos + 0] = Y1; \
752  dest[pos + 1] = V; \
753  dest[pos + 2] = Y2; \
754  dest[pos + 3] = U; \
755  } else { /* AV_PIX_FMT_UYVY422 */ \
756  dest[pos + 0] = U; \
757  dest[pos + 1] = Y1; \
758  dest[pos + 2] = V; \
759  dest[pos + 3] = Y2; \
760  }
761 
762 static av_always_inline void
763 yuv2422_X_c_template(SwsContext *c, const int16_t *lumFilter,
764  const int16_t **lumSrc, int lumFilterSize,
765  const int16_t *chrFilter, const int16_t **chrUSrc,
766  const int16_t **chrVSrc, int chrFilterSize,
767  const int16_t **alpSrc, uint8_t *dest, int dstW,
768  int y, enum AVPixelFormat target)
769 {
770  int i;
771 
772  for (i = 0; i < ((dstW + 1) >> 1); i++) {
773  int j;
774  int Y1 = 1 << 18;
775  int Y2 = 1 << 18;
776  int U = 1 << 18;
777  int V = 1 << 18;
778 
779  for (j = 0; j < lumFilterSize; j++) {
780  Y1 += lumSrc[j][i * 2] * lumFilter[j];
781  Y2 += lumSrc[j][i * 2 + 1] * lumFilter[j];
782  }
783  for (j = 0; j < chrFilterSize; j++) {
784  U += chrUSrc[j][i] * chrFilter[j];
785  V += chrVSrc[j][i] * chrFilter[j];
786  }
787  Y1 >>= 19;
788  Y2 >>= 19;
789  U >>= 19;
790  V >>= 19;
791  if ((Y1 | Y2 | U | V) & 0x100) {
792  Y1 = av_clip_uint8(Y1);
793  Y2 = av_clip_uint8(Y2);
794  U = av_clip_uint8(U);
795  V = av_clip_uint8(V);
796  }
797  output_pixels(4*i, Y1, U, Y2, V);
798  }
799 }
800 
801 static av_always_inline void
802 yuv2422_2_c_template(SwsContext *c, const int16_t *buf[2],
803  const int16_t *ubuf[2], const int16_t *vbuf[2],
804  const int16_t *abuf[2], uint8_t *dest, int dstW,
805  int yalpha, int uvalpha, int y,
806  enum AVPixelFormat target)
807 {
808  const int16_t *buf0 = buf[0], *buf1 = buf[1],
809  *ubuf0 = ubuf[0], *ubuf1 = ubuf[1],
810  *vbuf0 = vbuf[0], *vbuf1 = vbuf[1];
811  int yalpha1 = 4096 - yalpha;
812  int uvalpha1 = 4096 - uvalpha;
813  int i;
814  av_assert2(yalpha <= 4096U);
815  av_assert2(uvalpha <= 4096U);
816 
817  for (i = 0; i < ((dstW + 1) >> 1); i++) {
818  int Y1 = (buf0[i * 2] * yalpha1 + buf1[i * 2] * yalpha) >> 19;
819  int Y2 = (buf0[i * 2 + 1] * yalpha1 + buf1[i * 2 + 1] * yalpha) >> 19;
820  int U = (ubuf0[i] * uvalpha1 + ubuf1[i] * uvalpha) >> 19;
821  int V = (vbuf0[i] * uvalpha1 + vbuf1[i] * uvalpha) >> 19;
822 
823  if ((Y1 | Y2 | U | V) & 0x100) {
824  Y1 = av_clip_uint8(Y1);
825  Y2 = av_clip_uint8(Y2);
826  U = av_clip_uint8(U);
827  V = av_clip_uint8(V);
828  }
829 
830  output_pixels(i * 4, Y1, U, Y2, V);
831  }
832 }
833 
834 static av_always_inline void
835 yuv2422_1_c_template(SwsContext *c, const int16_t *buf0,
836  const int16_t *ubuf[2], const int16_t *vbuf[2],
837  const int16_t *abuf0, uint8_t *dest, int dstW,
838  int uvalpha, int y, enum AVPixelFormat target)
839 {
840  const int16_t *ubuf0 = ubuf[0], *vbuf0 = vbuf[0];
841  int i;
842 
843  if (uvalpha < 2048) {
844  for (i = 0; i < ((dstW + 1) >> 1); i++) {
845  int Y1 = (buf0[i * 2 ]+64) >> 7;
846  int Y2 = (buf0[i * 2 + 1]+64) >> 7;
847  int U = (ubuf0[i] +64) >> 7;
848  int V = (vbuf0[i] +64) >> 7;
849 
850  if ((Y1 | Y2 | U | V) & 0x100) {
851  Y1 = av_clip_uint8(Y1);
852  Y2 = av_clip_uint8(Y2);
853  U = av_clip_uint8(U);
854  V = av_clip_uint8(V);
855  }
856 
857  output_pixels(i * 4, Y1, U, Y2, V);
858  }
859  } else {
860  const int16_t *ubuf1 = ubuf[1], *vbuf1 = vbuf[1];
861  for (i = 0; i < ((dstW + 1) >> 1); i++) {
862  int Y1 = (buf0[i * 2 ] + 64) >> 7;
863  int Y2 = (buf0[i * 2 + 1] + 64) >> 7;
864  int U = (ubuf0[i] + ubuf1[i]+128) >> 8;
865  int V = (vbuf0[i] + vbuf1[i]+128) >> 8;
866 
867  if ((Y1 | Y2 | U | V) & 0x100) {
868  Y1 = av_clip_uint8(Y1);
869  Y2 = av_clip_uint8(Y2);
870  U = av_clip_uint8(U);
871  V = av_clip_uint8(V);
872  }
873 
874  output_pixels(i * 4, Y1, U, Y2, V);
875  }
876  }
877 }
878 
879 #undef output_pixels
880 
881 YUV2PACKEDWRAPPER(yuv2, 422, yuyv422, AV_PIX_FMT_YUYV422)
882 YUV2PACKEDWRAPPER(yuv2, 422, yvyu422, AV_PIX_FMT_YVYU422)
883 YUV2PACKEDWRAPPER(yuv2, 422, uyvy422, AV_PIX_FMT_UYVY422)
884 
885 #define R_B ((target == AV_PIX_FMT_RGB48LE || target == AV_PIX_FMT_RGB48BE || target == AV_PIX_FMT_RGBA64LE || target == AV_PIX_FMT_RGBA64BE) ? R : B)
886 #define B_R ((target == AV_PIX_FMT_RGB48LE || target == AV_PIX_FMT_RGB48BE || target == AV_PIX_FMT_RGBA64LE || target == AV_PIX_FMT_RGBA64BE) ? B : R)
887 #define output_pixel(pos, val) \
888  if (isBE(target)) { \
889  AV_WB16(pos, val); \
890  } else { \
891  AV_WL16(pos, val); \
892  }
893 
894 static av_always_inline void
895 yuv2ya16_X_c_template(SwsContext *c, const int16_t *lumFilter,
896  const int32_t **lumSrc, int lumFilterSize,
897  const int16_t *chrFilter, const int32_t **unused_chrUSrc,
898  const int32_t **unused_chrVSrc, int unused_chrFilterSize,
899  const int32_t **alpSrc, uint16_t *dest, int dstW,
900  int y, enum AVPixelFormat target, int unused_hasAlpha, int unused_eightbytes)
901 {
902  int hasAlpha = !!alpSrc;
903  int i;
904 
905  for (i = 0; i < dstW; i++) {
906  int j;
907  int Y = -0x40000000;
908  int A = 0xffff;
909 
910  for (j = 0; j < lumFilterSize; j++)
911  Y += lumSrc[j][i] * lumFilter[j];
912 
913  Y >>= 15;
914  Y += (1<<3) + 0x8000;
915  Y = av_clip_uint16(Y);
916 
917  if (hasAlpha) {
918  A = -0x40000000 + (1<<14);
919  for (j = 0; j < lumFilterSize; j++)
920  A += alpSrc[j][i] * lumFilter[j];
921 
922  A >>= 15;
923  A += 0x8000;
924  A = av_clip_uint16(A);
925  }
926 
927  output_pixel(&dest[2 * i ], Y);
928  output_pixel(&dest[2 * i + 1], A);
929  }
930 }
931 
932 static av_always_inline void
934  const int32_t *unused_ubuf[2], const int32_t *unused_vbuf[2],
935  const int32_t *abuf[2], uint16_t *dest, int dstW,
936  int yalpha, int unused_uvalpha, int y,
937  enum AVPixelFormat target, int unused_hasAlpha, int unused_eightbytes)
938 {
939  int hasAlpha = abuf && abuf[0] && abuf[1];
940  const int32_t *buf0 = buf[0], *buf1 = buf[1],
941  *abuf0 = hasAlpha ? abuf[0] : NULL,
942  *abuf1 = hasAlpha ? abuf[1] : NULL;
943  int yalpha1 = 4096 - yalpha;
944  int i;
945 
946  av_assert2(yalpha <= 4096U);
947 
948  for (i = 0; i < dstW; i++) {
949  int Y = (buf0[i] * yalpha1 + buf1[i] * yalpha) >> 15;
950  int A;
951 
952  Y = av_clip_uint16(Y);
953 
954  if (hasAlpha) {
955  A = (abuf0[i] * yalpha1 + abuf1[i] * yalpha) >> 15;
956  A = av_clip_uint16(A);
957  }
958 
959  output_pixel(&dest[2 * i ], Y);
960  output_pixel(&dest[2 * i + 1], hasAlpha ? A : 65535);
961  }
962 }
963 
964 static av_always_inline void
966  const int32_t *unused_ubuf[2], const int32_t *unused_vbuf[2],
967  const int32_t *abuf0, uint16_t *dest, int dstW,
968  int unused_uvalpha, int y, enum AVPixelFormat target, int unused_hasAlpha, int unused_eightbytes)
969 {
970  int hasAlpha = !!abuf0;
971  int i;
972 
973  for (i = 0; i < dstW; i++) {
974  int Y = buf0[i] >> 3;/* 19 - 16 */
975  int A;
976 
977  Y = av_clip_uint16(Y);
978 
979  if (hasAlpha) {
980  A = abuf0[i] >> 3;
981  if (A & 0x100)
982  A = av_clip_uint16(A);
983  }
984 
985  output_pixel(&dest[2 * i ], Y);
986  output_pixel(&dest[2 * i + 1], hasAlpha ? A : 65535);
987  }
988 }
989 
990 static av_always_inline void
991 yuv2rgba64_X_c_template(SwsContext *c, const int16_t *lumFilter,
992  const int32_t **lumSrc, int lumFilterSize,
993  const int16_t *chrFilter, const int32_t **chrUSrc,
994  const int32_t **chrVSrc, int chrFilterSize,
995  const int32_t **alpSrc, uint16_t *dest, int dstW,
996  int y, enum AVPixelFormat target, int hasAlpha, int eightbytes)
997 {
998  int i;
999  int A1 = 0xffff<<14, A2 = 0xffff<<14;
1000 
1001  for (i = 0; i < ((dstW + 1) >> 1); i++) {
1002  int j;
1003  int Y1 = -0x40000000;
1004  int Y2 = -0x40000000;
1005  int U = -(128 << 23); // 19
1006  int V = -(128 << 23);
1007  int R, G, B;
1008 
1009  for (j = 0; j < lumFilterSize; j++) {
1010  Y1 += lumSrc[j][i * 2] * (unsigned)lumFilter[j];
1011  Y2 += lumSrc[j][i * 2 + 1] * (unsigned)lumFilter[j];
1012  }
1013  for (j = 0; j < chrFilterSize; j++) {;
1014  U += chrUSrc[j][i] * (unsigned)chrFilter[j];
1015  V += chrVSrc[j][i] * (unsigned)chrFilter[j];
1016  }
1017 
1018  if (hasAlpha) {
1019  A1 = -0x40000000;
1020  A2 = -0x40000000;
1021  for (j = 0; j < lumFilterSize; j++) {
1022  A1 += alpSrc[j][i * 2] * (unsigned)lumFilter[j];
1023  A2 += alpSrc[j][i * 2 + 1] * (unsigned)lumFilter[j];
1024  }
1025  A1 >>= 1;
1026  A1 += 0x20002000;
1027  A2 >>= 1;
1028  A2 += 0x20002000;
1029  }
1030 
1031  // 8 bits: 12+15=27; 16 bits: 12+19=31
1032  Y1 >>= 14; // 10
1033  Y1 += 0x10000;
1034  Y2 >>= 14;
1035  Y2 += 0x10000;
1036  U >>= 14;
1037  V >>= 14;
1038 
1039  // 8 bits: 27 -> 17 bits, 16 bits: 31 - 14 = 17 bits
1040  Y1 -= c->yuv2rgb_y_offset;
1041  Y2 -= c->yuv2rgb_y_offset;
1042  Y1 *= c->yuv2rgb_y_coeff;
1043  Y2 *= c->yuv2rgb_y_coeff;
1044  Y1 += 1 << 13; // 21
1045  Y2 += 1 << 13;
1046  // 8 bits: 17 + 13 bits = 30 bits, 16 bits: 17 + 13 bits = 30 bits
1047 
1048  R = V * c->yuv2rgb_v2r_coeff;
1049  G = V * c->yuv2rgb_v2g_coeff + U * c->yuv2rgb_u2g_coeff;
1050  B = U * c->yuv2rgb_u2b_coeff;
1051 
1052  // 8 bits: 30 - 22 = 8 bits, 16 bits: 30 bits - 14 = 16 bits
1053  output_pixel(&dest[0], av_clip_uintp2(R_B + Y1, 30) >> 14);
1054  output_pixel(&dest[1], av_clip_uintp2( G + Y1, 30) >> 14);
1055  output_pixel(&dest[2], av_clip_uintp2(B_R + Y1, 30) >> 14);
1056  if (eightbytes) {
1057  output_pixel(&dest[3], av_clip_uintp2(A1 , 30) >> 14);
1058  output_pixel(&dest[4], av_clip_uintp2(R_B + Y2, 30) >> 14);
1059  output_pixel(&dest[5], av_clip_uintp2( G + Y2, 30) >> 14);
1060  output_pixel(&dest[6], av_clip_uintp2(B_R + Y2, 30) >> 14);
1061  output_pixel(&dest[7], av_clip_uintp2(A2 , 30) >> 14);
1062  dest += 8;
1063  } else {
1064  output_pixel(&dest[3], av_clip_uintp2(R_B + Y2, 30) >> 14);
1065  output_pixel(&dest[4], av_clip_uintp2( G + Y2, 30) >> 14);
1066  output_pixel(&dest[5], av_clip_uintp2(B_R + Y2, 30) >> 14);
1067  dest += 6;
1068  }
1069  }
1070 }
1071 
1072 static av_always_inline void
1074  const int32_t *ubuf[2], const int32_t *vbuf[2],
1075  const int32_t *abuf[2], uint16_t *dest, int dstW,
1076  int yalpha, int uvalpha, int y,
1077  enum AVPixelFormat target, int hasAlpha, int eightbytes)
1078 {
1079  const int32_t *buf0 = buf[0], *buf1 = buf[1],
1080  *ubuf0 = ubuf[0], *ubuf1 = ubuf[1],
1081  *vbuf0 = vbuf[0], *vbuf1 = vbuf[1],
1082  *abuf0 = hasAlpha ? abuf[0] : NULL,
1083  *abuf1 = hasAlpha ? abuf[1] : NULL;
1084  int yalpha1 = 4096 - yalpha;
1085  int uvalpha1 = 4096 - uvalpha;
1086  int i;
1087  int A1 = 0xffff<<14, A2 = 0xffff<<14;
1088 
1089  av_assert2(yalpha <= 4096U);
1090  av_assert2(uvalpha <= 4096U);
1091 
1092  for (i = 0; i < ((dstW + 1) >> 1); i++) {
1093  int Y1 = (buf0[i * 2] * yalpha1 + buf1[i * 2] * yalpha) >> 14;
1094  int Y2 = (buf0[i * 2 + 1] * yalpha1 + buf1[i * 2 + 1] * yalpha) >> 14;
1095  int U = (ubuf0[i] * uvalpha1 + ubuf1[i] * uvalpha - (128 << 23)) >> 14;
1096  int V = (vbuf0[i] * uvalpha1 + vbuf1[i] * uvalpha - (128 << 23)) >> 14;
1097  int R, G, B;
1098 
1099  Y1 -= c->yuv2rgb_y_offset;
1100  Y2 -= c->yuv2rgb_y_offset;
1101  Y1 *= c->yuv2rgb_y_coeff;
1102  Y2 *= c->yuv2rgb_y_coeff;
1103  Y1 += 1 << 13;
1104  Y2 += 1 << 13;
1105 
1106  R = V * c->yuv2rgb_v2r_coeff;
1107  G = V * c->yuv2rgb_v2g_coeff + U * c->yuv2rgb_u2g_coeff;
1108  B = U * c->yuv2rgb_u2b_coeff;
1109 
1110  if (hasAlpha) {
1111  A1 = (abuf0[i * 2 ] * yalpha1 + abuf1[i * 2 ] * yalpha) >> 1;
1112  A2 = (abuf0[i * 2 + 1] * yalpha1 + abuf1[i * 2 + 1] * yalpha) >> 1;
1113 
1114  A1 += 1 << 13;
1115  A2 += 1 << 13;
1116  }
1117 
1118  output_pixel(&dest[0], av_clip_uintp2(R_B + Y1, 30) >> 14);
1119  output_pixel(&dest[1], av_clip_uintp2( G + Y1, 30) >> 14);
1120  output_pixel(&dest[2], av_clip_uintp2(B_R + Y1, 30) >> 14);
1121  if (eightbytes) {
1122  output_pixel(&dest[3], av_clip_uintp2(A1 , 30) >> 14);
1123  output_pixel(&dest[4], av_clip_uintp2(R_B + Y2, 30) >> 14);
1124  output_pixel(&dest[5], av_clip_uintp2( G + Y2, 30) >> 14);
1125  output_pixel(&dest[6], av_clip_uintp2(B_R + Y2, 30) >> 14);
1126  output_pixel(&dest[7], av_clip_uintp2(A2 , 30) >> 14);
1127  dest += 8;
1128  } else {
1129  output_pixel(&dest[3], av_clip_uintp2(R_B + Y2, 30) >> 14);
1130  output_pixel(&dest[4], av_clip_uintp2( G + Y2, 30) >> 14);
1131  output_pixel(&dest[5], av_clip_uintp2(B_R + Y2, 30) >> 14);
1132  dest += 6;
1133  }
1134  }
1135 }
1136 
1137 static av_always_inline void
1139  const int32_t *ubuf[2], const int32_t *vbuf[2],
1140  const int32_t *abuf0, uint16_t *dest, int dstW,
1141  int uvalpha, int y, enum AVPixelFormat target, int hasAlpha, int eightbytes)
1142 {
1143  const int32_t *ubuf0 = ubuf[0], *vbuf0 = vbuf[0];
1144  int i;
1145  int A1 = 0xffff<<14, A2= 0xffff<<14;
1146 
1147  if (uvalpha < 2048) {
1148  for (i = 0; i < ((dstW + 1) >> 1); i++) {
1149  int Y1 = (buf0[i * 2] ) >> 2;
1150  int Y2 = (buf0[i * 2 + 1]) >> 2;
1151  int U = (ubuf0[i] - (128 << 11)) >> 2;
1152  int V = (vbuf0[i] - (128 << 11)) >> 2;
1153  int R, G, B;
1154 
1155  Y1 -= c->yuv2rgb_y_offset;
1156  Y2 -= c->yuv2rgb_y_offset;
1157  Y1 *= c->yuv2rgb_y_coeff;
1158  Y2 *= c->yuv2rgb_y_coeff;
1159  Y1 += 1 << 13;
1160  Y2 += 1 << 13;
1161 
1162  if (hasAlpha) {
1163  A1 = abuf0[i * 2 ] << 11;
1164  A2 = abuf0[i * 2 + 1] << 11;
1165 
1166  A1 += 1 << 13;
1167  A2 += 1 << 13;
1168  }
1169 
1170  R = V * c->yuv2rgb_v2r_coeff;
1171  G = V * c->yuv2rgb_v2g_coeff + U * c->yuv2rgb_u2g_coeff;
1172  B = U * c->yuv2rgb_u2b_coeff;
1173 
1174  output_pixel(&dest[0], av_clip_uintp2(R_B + Y1, 30) >> 14);
1175  output_pixel(&dest[1], av_clip_uintp2( G + Y1, 30) >> 14);
1176  output_pixel(&dest[2], av_clip_uintp2(B_R + Y1, 30) >> 14);
1177  if (eightbytes) {
1178  output_pixel(&dest[3], av_clip_uintp2(A1 , 30) >> 14);
1179  output_pixel(&dest[4], av_clip_uintp2(R_B + Y2, 30) >> 14);
1180  output_pixel(&dest[5], av_clip_uintp2( G + Y2, 30) >> 14);
1181  output_pixel(&dest[6], av_clip_uintp2(B_R + Y2, 30) >> 14);
1182  output_pixel(&dest[7], av_clip_uintp2(A2 , 30) >> 14);
1183  dest += 8;
1184  } else {
1185  output_pixel(&dest[3], av_clip_uintp2(R_B + Y2, 30) >> 14);
1186  output_pixel(&dest[4], av_clip_uintp2( G + Y2, 30) >> 14);
1187  output_pixel(&dest[5], av_clip_uintp2(B_R + Y2, 30) >> 14);
1188  dest += 6;
1189  }
1190  }
1191  } else {
1192  const int32_t *ubuf1 = ubuf[1], *vbuf1 = vbuf[1];
1193  int A1 = 0xffff<<14, A2 = 0xffff<<14;
1194  for (i = 0; i < ((dstW + 1) >> 1); i++) {
1195  int Y1 = (buf0[i * 2] ) >> 2;
1196  int Y2 = (buf0[i * 2 + 1]) >> 2;
1197  int U = (ubuf0[i] + ubuf1[i] - (128 << 12)) >> 3;
1198  int V = (vbuf0[i] + vbuf1[i] - (128 << 12)) >> 3;
1199  int R, G, B;
1200 
1201  Y1 -= c->yuv2rgb_y_offset;
1202  Y2 -= c->yuv2rgb_y_offset;
1203  Y1 *= c->yuv2rgb_y_coeff;
1204  Y2 *= c->yuv2rgb_y_coeff;
1205  Y1 += 1 << 13;
1206  Y2 += 1 << 13;
1207 
1208  if (hasAlpha) {
1209  A1 = abuf0[i * 2 ] << 11;
1210  A2 = abuf0[i * 2 + 1] << 11;
1211 
1212  A1 += 1 << 13;
1213  A2 += 1 << 13;
1214  }
1215 
1216  R = V * c->yuv2rgb_v2r_coeff;
1217  G = V * c->yuv2rgb_v2g_coeff + U * c->yuv2rgb_u2g_coeff;
1218  B = U * c->yuv2rgb_u2b_coeff;
1219 
1220  output_pixel(&dest[0], av_clip_uintp2(R_B + Y1, 30) >> 14);
1221  output_pixel(&dest[1], av_clip_uintp2( G + Y1, 30) >> 14);
1222  output_pixel(&dest[2], av_clip_uintp2(B_R + Y1, 30) >> 14);
1223  if (eightbytes) {
1224  output_pixel(&dest[3], av_clip_uintp2(A1 , 30) >> 14);
1225  output_pixel(&dest[4], av_clip_uintp2(R_B + Y2, 30) >> 14);
1226  output_pixel(&dest[5], av_clip_uintp2( G + Y2, 30) >> 14);
1227  output_pixel(&dest[6], av_clip_uintp2(B_R + Y2, 30) >> 14);
1228  output_pixel(&dest[7], av_clip_uintp2(A2 , 30) >> 14);
1229  dest += 8;
1230  } else {
1231  output_pixel(&dest[3], av_clip_uintp2(R_B + Y2, 30) >> 14);
1232  output_pixel(&dest[4], av_clip_uintp2( G + Y2, 30) >> 14);
1233  output_pixel(&dest[5], av_clip_uintp2(B_R + Y2, 30) >> 14);
1234  dest += 6;
1235  }
1236  }
1237  }
1238 }
1239 
1240 static av_always_inline void
1241 yuv2rgba64_full_X_c_template(SwsContext *c, const int16_t *lumFilter,
1242  const int32_t **lumSrc, int lumFilterSize,
1243  const int16_t *chrFilter, const int32_t **chrUSrc,
1244  const int32_t **chrVSrc, int chrFilterSize,
1245  const int32_t **alpSrc, uint16_t *dest, int dstW,
1246  int y, enum AVPixelFormat target, int hasAlpha, int eightbytes)
1247 {
1248  int i;
1249  int A = 0xffff<<14;
1250 
1251  for (i = 0; i < dstW; i++) {
1252  int j;
1253  int Y = -0x40000000;
1254  int U = -(128 << 23); // 19
1255  int V = -(128 << 23);
1256  int R, G, B;
1257 
1258  for (j = 0; j < lumFilterSize; j++) {
1259  Y += lumSrc[j][i] * (unsigned)lumFilter[j];
1260  }
1261  for (j = 0; j < chrFilterSize; j++) {;
1262  U += chrUSrc[j][i] * (unsigned)chrFilter[j];
1263  V += chrVSrc[j][i] * (unsigned)chrFilter[j];
1264  }
1265 
1266  if (hasAlpha) {
1267  A = -0x40000000;
1268  for (j = 0; j < lumFilterSize; j++) {
1269  A += alpSrc[j][i] * (unsigned)lumFilter[j];
1270  }
1271  A >>= 1;
1272  A += 0x20002000;
1273  }
1274 
1275  // 8bit: 12+15=27; 16-bit: 12+19=31
1276  Y >>= 14; // 10
1277  Y += 0x10000;
1278  U >>= 14;
1279  V >>= 14;
1280 
1281  // 8bit: 27 -> 17bit, 16bit: 31 - 14 = 17bit
1282  Y -= c->yuv2rgb_y_offset;
1283  Y *= c->yuv2rgb_y_coeff;
1284  Y += 1 << 13; // 21
1285  // 8bit: 17 + 13bit = 30bit, 16bit: 17 + 13bit = 30bit
1286 
1287  R = V * c->yuv2rgb_v2r_coeff;
1288  G = V * c->yuv2rgb_v2g_coeff + U * c->yuv2rgb_u2g_coeff;
1289  B = U * c->yuv2rgb_u2b_coeff;
1290 
1291  // 8bit: 30 - 22 = 8bit, 16bit: 30bit - 14 = 16bit
1292  output_pixel(&dest[0], av_clip_uintp2(R_B + Y, 30) >> 14);
1293  output_pixel(&dest[1], av_clip_uintp2( G + Y, 30) >> 14);
1294  output_pixel(&dest[2], av_clip_uintp2(B_R + Y, 30) >> 14);
1295  if (eightbytes) {
1296  output_pixel(&dest[3], av_clip_uintp2(A, 30) >> 14);
1297  dest += 4;
1298  } else {
1299  dest += 3;
1300  }
1301  }
1302 }
1303 
1304 static av_always_inline void
1306  const int32_t *ubuf[2], const int32_t *vbuf[2],
1307  const int32_t *abuf[2], uint16_t *dest, int dstW,
1308  int yalpha, int uvalpha, int y,
1309  enum AVPixelFormat target, int hasAlpha, int eightbytes)
1310 {
1311  const int32_t *buf0 = buf[0], *buf1 = buf[1],
1312  *ubuf0 = ubuf[0], *ubuf1 = ubuf[1],
1313  *vbuf0 = vbuf[0], *vbuf1 = vbuf[1],
1314  *abuf0 = hasAlpha ? abuf[0] : NULL,
1315  *abuf1 = hasAlpha ? abuf[1] : NULL;
1316  int yalpha1 = 4096 - yalpha;
1317  int uvalpha1 = 4096 - uvalpha;
1318  int i;
1319  int A = 0xffff<<14;
1320 
1321  av_assert2(yalpha <= 4096U);
1322  av_assert2(uvalpha <= 4096U);
1323 
1324  for (i = 0; i < dstW; i++) {
1325  int Y = (buf0[i] * yalpha1 + buf1[i] * yalpha) >> 14;
1326  int U = (ubuf0[i] * uvalpha1 + ubuf1[i] * uvalpha - (128 << 23)) >> 14;
1327  int V = (vbuf0[i] * uvalpha1 + vbuf1[i] * uvalpha - (128 << 23)) >> 14;
1328  int R, G, B;
1329 
1330  Y -= c->yuv2rgb_y_offset;
1331  Y *= c->yuv2rgb_y_coeff;
1332  Y += 1 << 13;
1333 
1334  R = V * c->yuv2rgb_v2r_coeff;
1335  G = V * c->yuv2rgb_v2g_coeff + U * c->yuv2rgb_u2g_coeff;
1336  B = U * c->yuv2rgb_u2b_coeff;
1337 
1338  if (hasAlpha) {
1339  A = (abuf0[i] * yalpha1 + abuf1[i] * yalpha) >> 1;
1340 
1341  A += 1 << 13;
1342  }
1343 
1344  output_pixel(&dest[0], av_clip_uintp2(R_B + Y, 30) >> 14);
1345  output_pixel(&dest[1], av_clip_uintp2( G + Y, 30) >> 14);
1346  output_pixel(&dest[2], av_clip_uintp2(B_R + Y, 30) >> 14);
1347  if (eightbytes) {
1348  output_pixel(&dest[3], av_clip_uintp2(A, 30) >> 14);
1349  dest += 4;
1350  } else {
1351  dest += 3;
1352  }
1353  }
1354 }
1355 
1356 static av_always_inline void
1358  const int32_t *ubuf[2], const int32_t *vbuf[2],
1359  const int32_t *abuf0, uint16_t *dest, int dstW,
1360  int uvalpha, int y, enum AVPixelFormat target, int hasAlpha, int eightbytes)
1361 {
1362  const int32_t *ubuf0 = ubuf[0], *vbuf0 = vbuf[0];
1363  int i;
1364  int A = 0xffff<<14;
1365 
1366  if (uvalpha < 2048) {
1367  for (i = 0; i < dstW; i++) {
1368  int Y = (buf0[i]) >> 2;
1369  int U = (ubuf0[i] - (128 << 11)) >> 2;
1370  int V = (vbuf0[i] - (128 << 11)) >> 2;
1371  int R, G, B;
1372 
1373  Y -= c->yuv2rgb_y_offset;
1374  Y *= c->yuv2rgb_y_coeff;
1375  Y += 1 << 13;
1376 
1377  if (hasAlpha) {
1378  A = abuf0[i] << 11;
1379 
1380  A += 1 << 13;
1381  }
1382 
1383  R = V * c->yuv2rgb_v2r_coeff;
1384  G = V * c->yuv2rgb_v2g_coeff + U * c->yuv2rgb_u2g_coeff;
1385  B = U * c->yuv2rgb_u2b_coeff;
1386 
1387  output_pixel(&dest[0], av_clip_uintp2(R_B + Y, 30) >> 14);
1388  output_pixel(&dest[1], av_clip_uintp2( G + Y, 30) >> 14);
1389  output_pixel(&dest[2], av_clip_uintp2(B_R + Y, 30) >> 14);
1390  if (eightbytes) {
1391  output_pixel(&dest[3], av_clip_uintp2(A, 30) >> 14);
1392  dest += 4;
1393  } else {
1394  dest += 3;
1395  }
1396  }
1397  } else {
1398  const int32_t *ubuf1 = ubuf[1], *vbuf1 = vbuf[1];
1399  int A = 0xffff<<14;
1400  for (i = 0; i < dstW; i++) {
1401  int Y = (buf0[i] ) >> 2;
1402  int U = (ubuf0[i] + ubuf1[i] - (128 << 12)) >> 3;
1403  int V = (vbuf0[i] + vbuf1[i] - (128 << 12)) >> 3;
1404  int R, G, B;
1405 
1406  Y -= c->yuv2rgb_y_offset;
1407  Y *= c->yuv2rgb_y_coeff;
1408  Y += 1 << 13;
1409 
1410  if (hasAlpha) {
1411  A = abuf0[i] << 11;
1412 
1413  A += 1 << 13;
1414  }
1415 
1416  R = V * c->yuv2rgb_v2r_coeff;
1417  G = V * c->yuv2rgb_v2g_coeff + U * c->yuv2rgb_u2g_coeff;
1418  B = U * c->yuv2rgb_u2b_coeff;
1419 
1420  output_pixel(&dest[0], av_clip_uintp2(R_B + Y, 30) >> 14);
1421  output_pixel(&dest[1], av_clip_uintp2( G + Y, 30) >> 14);
1422  output_pixel(&dest[2], av_clip_uintp2(B_R + Y, 30) >> 14);
1423  if (eightbytes) {
1424  output_pixel(&dest[3], av_clip_uintp2(A, 30) >> 14);
1425  dest += 4;
1426  } else {
1427  dest += 3;
1428  }
1429  }
1430  }
1431 }
1432 
1433 #undef output_pixel
1434 #undef r_b
1435 #undef b_r
1436 
1437 #define YUV2PACKED16WRAPPER(name, base, ext, fmt, hasAlpha, eightbytes) \
1438 static void name ## ext ## _X_c(SwsContext *c, const int16_t *lumFilter, \
1439  const int16_t **_lumSrc, int lumFilterSize, \
1440  const int16_t *chrFilter, const int16_t **_chrUSrc, \
1441  const int16_t **_chrVSrc, int chrFilterSize, \
1442  const int16_t **_alpSrc, uint8_t *_dest, int dstW, \
1443  int y) \
1444 { \
1445  const int32_t **lumSrc = (const int32_t **) _lumSrc, \
1446  **chrUSrc = (const int32_t **) _chrUSrc, \
1447  **chrVSrc = (const int32_t **) _chrVSrc, \
1448  **alpSrc = (const int32_t **) _alpSrc; \
1449  uint16_t *dest = (uint16_t *) _dest; \
1450  name ## base ## _X_c_template(c, lumFilter, lumSrc, lumFilterSize, \
1451  chrFilter, chrUSrc, chrVSrc, chrFilterSize, \
1452  alpSrc, dest, dstW, y, fmt, hasAlpha, eightbytes); \
1453 } \
1454  \
1455 static void name ## ext ## _2_c(SwsContext *c, const int16_t *_buf[2], \
1456  const int16_t *_ubuf[2], const int16_t *_vbuf[2], \
1457  const int16_t *_abuf[2], uint8_t *_dest, int dstW, \
1458  int yalpha, int uvalpha, int y) \
1459 { \
1460  const int32_t **buf = (const int32_t **) _buf, \
1461  **ubuf = (const int32_t **) _ubuf, \
1462  **vbuf = (const int32_t **) _vbuf, \
1463  **abuf = (const int32_t **) _abuf; \
1464  uint16_t *dest = (uint16_t *) _dest; \
1465  name ## base ## _2_c_template(c, buf, ubuf, vbuf, abuf, \
1466  dest, dstW, yalpha, uvalpha, y, fmt, hasAlpha, eightbytes); \
1467 } \
1468  \
1469 static void name ## ext ## _1_c(SwsContext *c, const int16_t *_buf0, \
1470  const int16_t *_ubuf[2], const int16_t *_vbuf[2], \
1471  const int16_t *_abuf0, uint8_t *_dest, int dstW, \
1472  int uvalpha, int y) \
1473 { \
1474  const int32_t *buf0 = (const int32_t *) _buf0, \
1475  **ubuf = (const int32_t **) _ubuf, \
1476  **vbuf = (const int32_t **) _vbuf, \
1477  *abuf0 = (const int32_t *) _abuf0; \
1478  uint16_t *dest = (uint16_t *) _dest; \
1479  name ## base ## _1_c_template(c, buf0, ubuf, vbuf, abuf0, dest, \
1480  dstW, uvalpha, y, fmt, hasAlpha, eightbytes); \
1481 }
1482 
1483 YUV2PACKED16WRAPPER(yuv2, rgba64, rgb48be, AV_PIX_FMT_RGB48BE, 0, 0)
1484 YUV2PACKED16WRAPPER(yuv2, rgba64, rgb48le, AV_PIX_FMT_RGB48LE, 0, 0)
1485 YUV2PACKED16WRAPPER(yuv2, rgba64, bgr48be, AV_PIX_FMT_BGR48BE, 0, 0)
1486 YUV2PACKED16WRAPPER(yuv2, rgba64, bgr48le, AV_PIX_FMT_BGR48LE, 0, 0)
1487 YUV2PACKED16WRAPPER(yuv2, rgba64, rgba64be, AV_PIX_FMT_RGBA64BE, 1, 1)
1488 YUV2PACKED16WRAPPER(yuv2, rgba64, rgba64le, AV_PIX_FMT_RGBA64LE, 1, 1)
1489 YUV2PACKED16WRAPPER(yuv2, rgba64, rgbx64be, AV_PIX_FMT_RGBA64BE, 0, 1)
1490 YUV2PACKED16WRAPPER(yuv2, rgba64, rgbx64le, AV_PIX_FMT_RGBA64LE, 0, 1)
1491 YUV2PACKED16WRAPPER(yuv2, rgba64, bgra64be, AV_PIX_FMT_BGRA64BE, 1, 1)
1492 YUV2PACKED16WRAPPER(yuv2, rgba64, bgra64le, AV_PIX_FMT_BGRA64LE, 1, 1)
1493 YUV2PACKED16WRAPPER(yuv2, rgba64, bgrx64be, AV_PIX_FMT_BGRA64BE, 0, 1)
1494 YUV2PACKED16WRAPPER(yuv2, rgba64, bgrx64le, AV_PIX_FMT_BGRA64LE, 0, 1)
1495 YUV2PACKED16WRAPPER(yuv2, ya16, ya16be, AV_PIX_FMT_YA16BE, 1, 0)
1496 YUV2PACKED16WRAPPER(yuv2, ya16, ya16le, AV_PIX_FMT_YA16LE, 1, 0)
1497 
1498 YUV2PACKED16WRAPPER(yuv2, rgba64_full, rgb48be_full, AV_PIX_FMT_RGB48BE, 0, 0)
1499 YUV2PACKED16WRAPPER(yuv2, rgba64_full, rgb48le_full, AV_PIX_FMT_RGB48LE, 0, 0)
1500 YUV2PACKED16WRAPPER(yuv2, rgba64_full, bgr48be_full, AV_PIX_FMT_BGR48BE, 0, 0)
1501 YUV2PACKED16WRAPPER(yuv2, rgba64_full, bgr48le_full, AV_PIX_FMT_BGR48LE, 0, 0)
1502 YUV2PACKED16WRAPPER(yuv2, rgba64_full, rgba64be_full, AV_PIX_FMT_RGBA64BE, 1, 1)
1503 YUV2PACKED16WRAPPER(yuv2, rgba64_full, rgba64le_full, AV_PIX_FMT_RGBA64LE, 1, 1)
1504 YUV2PACKED16WRAPPER(yuv2, rgba64_full, rgbx64be_full, AV_PIX_FMT_RGBA64BE, 0, 1)
1505 YUV2PACKED16WRAPPER(yuv2, rgba64_full, rgbx64le_full, AV_PIX_FMT_RGBA64LE, 0, 1)
1506 YUV2PACKED16WRAPPER(yuv2, rgba64_full, bgra64be_full, AV_PIX_FMT_BGRA64BE, 1, 1)
1507 YUV2PACKED16WRAPPER(yuv2, rgba64_full, bgra64le_full, AV_PIX_FMT_BGRA64LE, 1, 1)
1508 YUV2PACKED16WRAPPER(yuv2, rgba64_full, bgrx64be_full, AV_PIX_FMT_BGRA64BE, 0, 1)
1509 YUV2PACKED16WRAPPER(yuv2, rgba64_full, bgrx64le_full, AV_PIX_FMT_BGRA64LE, 0, 1)
1510 
1511 /*
1512  * Write out 2 RGB pixels in the target pixel format. This function takes a
1513  * R/G/B LUT as generated by ff_yuv2rgb_c_init_tables(), which takes care of
1514  * things like endianness conversion and shifting. The caller takes care of
1515  * setting the correct offset in these tables from the chroma (U/V) values.
1516  * This function then uses the luminance (Y1/Y2) values to write out the
1517  * correct RGB values into the destination buffer.
1518  */
1519 static av_always_inline void
1520 yuv2rgb_write(uint8_t *_dest, int i, int Y1, int Y2,
1521  unsigned A1, unsigned A2,
1522  const void *_r, const void *_g, const void *_b, int y,
1523  enum AVPixelFormat target, int hasAlpha)
1524 {
1525  if (target == AV_PIX_FMT_ARGB || target == AV_PIX_FMT_RGBA ||
1526  target == AV_PIX_FMT_ABGR || target == AV_PIX_FMT_BGRA) {
1527  uint32_t *dest = (uint32_t *) _dest;
1528  const uint32_t *r = (const uint32_t *) _r;
1529  const uint32_t *g = (const uint32_t *) _g;
1530  const uint32_t *b = (const uint32_t *) _b;
1531 
1532 #if CONFIG_SMALL
1533  int sh = hasAlpha ? ((target == AV_PIX_FMT_RGB32_1 || target == AV_PIX_FMT_BGR32_1) ? 0 : 24) : 0;
1534 
1535  dest[i * 2 + 0] = r[Y1] + g[Y1] + b[Y1] + (hasAlpha ? A1 << sh : 0);
1536  dest[i * 2 + 1] = r[Y2] + g[Y2] + b[Y2] + (hasAlpha ? A2 << sh : 0);
1537 #else
1538  if (hasAlpha) {
1539  int sh = (target == AV_PIX_FMT_RGB32_1 || target == AV_PIX_FMT_BGR32_1) ? 0 : 24;
1540 
1541  av_assert2((((r[Y1] + g[Y1] + b[Y1]) >> sh) & 0xFF) == 0);
1542  dest[i * 2 + 0] = r[Y1] + g[Y1] + b[Y1] + (A1 << sh);
1543  dest[i * 2 + 1] = r[Y2] + g[Y2] + b[Y2] + (A2 << sh);
1544  } else {
1545 #if defined(ASSERT_LEVEL) && ASSERT_LEVEL > 1
1546  int sh = (target == AV_PIX_FMT_RGB32_1 || target == AV_PIX_FMT_BGR32_1) ? 0 : 24;
1547 
1548  av_assert2((((r[Y1] + g[Y1] + b[Y1]) >> sh) & 0xFF) == 0xFF);
1549 #endif
1550  dest[i * 2 + 0] = r[Y1] + g[Y1] + b[Y1];
1551  dest[i * 2 + 1] = r[Y2] + g[Y2] + b[Y2];
1552  }
1553 #endif
1554  } else if (target == AV_PIX_FMT_RGB24 || target == AV_PIX_FMT_BGR24) {
1555  uint8_t *dest = (uint8_t *) _dest;
1556  const uint8_t *r = (const uint8_t *) _r;
1557  const uint8_t *g = (const uint8_t *) _g;
1558  const uint8_t *b = (const uint8_t *) _b;
1559 
1560 #define r_b ((target == AV_PIX_FMT_RGB24) ? r : b)
1561 #define b_r ((target == AV_PIX_FMT_RGB24) ? b : r)
1562 
1563  dest[i * 6 + 0] = r_b[Y1];
1564  dest[i * 6 + 1] = g[Y1];
1565  dest[i * 6 + 2] = b_r[Y1];
1566  dest[i * 6 + 3] = r_b[Y2];
1567  dest[i * 6 + 4] = g[Y2];
1568  dest[i * 6 + 5] = b_r[Y2];
1569 #undef r_b
1570 #undef b_r
1571  } else if (target == AV_PIX_FMT_RGB565 || target == AV_PIX_FMT_BGR565 ||
1572  target == AV_PIX_FMT_RGB555 || target == AV_PIX_FMT_BGR555 ||
1573  target == AV_PIX_FMT_RGB444 || target == AV_PIX_FMT_BGR444) {
1574  uint16_t *dest = (uint16_t *) _dest;
1575  const uint16_t *r = (const uint16_t *) _r;
1576  const uint16_t *g = (const uint16_t *) _g;
1577  const uint16_t *b = (const uint16_t *) _b;
1578  int dr1, dg1, db1, dr2, dg2, db2;
1579 
1580  if (target == AV_PIX_FMT_RGB565 || target == AV_PIX_FMT_BGR565) {
1581  dr1 = ff_dither_2x2_8[ y & 1 ][0];
1582  dg1 = ff_dither_2x2_4[ y & 1 ][0];
1583  db1 = ff_dither_2x2_8[(y & 1) ^ 1][0];
1584  dr2 = ff_dither_2x2_8[ y & 1 ][1];
1585  dg2 = ff_dither_2x2_4[ y & 1 ][1];
1586  db2 = ff_dither_2x2_8[(y & 1) ^ 1][1];
1587  } else if (target == AV_PIX_FMT_RGB555 || target == AV_PIX_FMT_BGR555) {
1588  dr1 = ff_dither_2x2_8[ y & 1 ][0];
1589  dg1 = ff_dither_2x2_8[ y & 1 ][1];
1590  db1 = ff_dither_2x2_8[(y & 1) ^ 1][0];
1591  dr2 = ff_dither_2x2_8[ y & 1 ][1];
1592  dg2 = ff_dither_2x2_8[ y & 1 ][0];
1593  db2 = ff_dither_2x2_8[(y & 1) ^ 1][1];
1594  } else {
1595  dr1 = ff_dither_4x4_16[ y & 3 ][0];
1596  dg1 = ff_dither_4x4_16[ y & 3 ][1];
1597  db1 = ff_dither_4x4_16[(y & 3) ^ 3][0];
1598  dr2 = ff_dither_4x4_16[ y & 3 ][1];
1599  dg2 = ff_dither_4x4_16[ y & 3 ][0];
1600  db2 = ff_dither_4x4_16[(y & 3) ^ 3][1];
1601  }
1602 
1603  dest[i * 2 + 0] = r[Y1 + dr1] + g[Y1 + dg1] + b[Y1 + db1];
1604  dest[i * 2 + 1] = r[Y2 + dr2] + g[Y2 + dg2] + b[Y2 + db2];
1605  } else /* 8/4 bits */ {
1606  uint8_t *dest = (uint8_t *) _dest;
1607  const uint8_t *r = (const uint8_t *) _r;
1608  const uint8_t *g = (const uint8_t *) _g;
1609  const uint8_t *b = (const uint8_t *) _b;
1610  int dr1, dg1, db1, dr2, dg2, db2;
1611 
1612  if (target == AV_PIX_FMT_RGB8 || target == AV_PIX_FMT_BGR8) {
1613  const uint8_t * const d64 = ff_dither_8x8_73[y & 7];
1614  const uint8_t * const d32 = ff_dither_8x8_32[y & 7];
1615  dr1 = dg1 = d32[(i * 2 + 0) & 7];
1616  db1 = d64[(i * 2 + 0) & 7];
1617  dr2 = dg2 = d32[(i * 2 + 1) & 7];
1618  db2 = d64[(i * 2 + 1) & 7];
1619  } else {
1620  const uint8_t * const d64 = ff_dither_8x8_73 [y & 7];
1621  const uint8_t * const d128 = ff_dither_8x8_220[y & 7];
1622  dr1 = db1 = d128[(i * 2 + 0) & 7];
1623  dg1 = d64[(i * 2 + 0) & 7];
1624  dr2 = db2 = d128[(i * 2 + 1) & 7];
1625  dg2 = d64[(i * 2 + 1) & 7];
1626  }
1627 
1628  if (target == AV_PIX_FMT_RGB4 || target == AV_PIX_FMT_BGR4) {
1629  dest[i] = r[Y1 + dr1] + g[Y1 + dg1] + b[Y1 + db1] +
1630  ((r[Y2 + dr2] + g[Y2 + dg2] + b[Y2 + db2]) << 4);
1631  } else {
1632  dest[i * 2 + 0] = r[Y1 + dr1] + g[Y1 + dg1] + b[Y1 + db1];
1633  dest[i * 2 + 1] = r[Y2 + dr2] + g[Y2 + dg2] + b[Y2 + db2];
1634  }
1635  }
1636 }
1637 
1638 static av_always_inline void
1639 yuv2rgb_X_c_template(SwsContext *c, const int16_t *lumFilter,
1640  const int16_t **lumSrc, int lumFilterSize,
1641  const int16_t *chrFilter, const int16_t **chrUSrc,
1642  const int16_t **chrVSrc, int chrFilterSize,
1643  const int16_t **alpSrc, uint8_t *dest, int dstW,
1644  int y, enum AVPixelFormat target, int hasAlpha)
1645 {
1646  int i;
1647 
1648  for (i = 0; i < ((dstW + 1) >> 1); i++) {
1649  int j, A1, A2;
1650  int Y1 = 1 << 18;
1651  int Y2 = 1 << 18;
1652  int U = 1 << 18;
1653  int V = 1 << 18;
1654  const void *r, *g, *b;
1655 
1656  for (j = 0; j < lumFilterSize; j++) {
1657  Y1 += lumSrc[j][i * 2] * lumFilter[j];
1658  Y2 += lumSrc[j][i * 2 + 1] * lumFilter[j];
1659  }
1660  for (j = 0; j < chrFilterSize; j++) {
1661  U += chrUSrc[j][i] * chrFilter[j];
1662  V += chrVSrc[j][i] * chrFilter[j];
1663  }
1664  Y1 >>= 19;
1665  Y2 >>= 19;
1666  U >>= 19;
1667  V >>= 19;
1668  if (hasAlpha) {
1669  A1 = 1 << 18;
1670  A2 = 1 << 18;
1671  for (j = 0; j < lumFilterSize; j++) {
1672  A1 += alpSrc[j][i * 2 ] * lumFilter[j];
1673  A2 += alpSrc[j][i * 2 + 1] * lumFilter[j];
1674  }
1675  A1 >>= 19;
1676  A2 >>= 19;
1677  if ((A1 | A2) & 0x100) {
1678  A1 = av_clip_uint8(A1);
1679  A2 = av_clip_uint8(A2);
1680  }
1681  }
1682 
1683  r = c->table_rV[V + YUVRGB_TABLE_HEADROOM];
1685  b = c->table_bU[U + YUVRGB_TABLE_HEADROOM];
1686 
1687  yuv2rgb_write(dest, i, Y1, Y2, hasAlpha ? A1 : 0, hasAlpha ? A2 : 0,
1688  r, g, b, y, target, hasAlpha);
1689  }
1690 }
1691 
1692 static av_always_inline void
1693 yuv2rgb_2_c_template(SwsContext *c, const int16_t *buf[2],
1694  const int16_t *ubuf[2], const int16_t *vbuf[2],
1695  const int16_t *abuf[2], uint8_t *dest, int dstW,
1696  int yalpha, int uvalpha, int y,
1697  enum AVPixelFormat target, int hasAlpha)
1698 {
1699  const int16_t *buf0 = buf[0], *buf1 = buf[1],
1700  *ubuf0 = ubuf[0], *ubuf1 = ubuf[1],
1701  *vbuf0 = vbuf[0], *vbuf1 = vbuf[1],
1702  *abuf0 = hasAlpha ? abuf[0] : NULL,
1703  *abuf1 = hasAlpha ? abuf[1] : NULL;
1704  int yalpha1 = 4096 - yalpha;
1705  int uvalpha1 = 4096 - uvalpha;
1706  int i;
1707  av_assert2(yalpha <= 4096U);
1708  av_assert2(uvalpha <= 4096U);
1709 
1710  for (i = 0; i < ((dstW + 1) >> 1); i++) {
1711  int Y1 = (buf0[i * 2] * yalpha1 + buf1[i * 2] * yalpha) >> 19;
1712  int Y2 = (buf0[i * 2 + 1] * yalpha1 + buf1[i * 2 + 1] * yalpha) >> 19;
1713  int U = (ubuf0[i] * uvalpha1 + ubuf1[i] * uvalpha) >> 19;
1714  int V = (vbuf0[i] * uvalpha1 + vbuf1[i] * uvalpha) >> 19;
1715  int A1, A2;
1716  const void *r = c->table_rV[V + YUVRGB_TABLE_HEADROOM],
1718  *b = c->table_bU[U + YUVRGB_TABLE_HEADROOM];
1719 
1720  if (hasAlpha) {
1721  A1 = (abuf0[i * 2 ] * yalpha1 + abuf1[i * 2 ] * yalpha) >> 19;
1722  A2 = (abuf0[i * 2 + 1] * yalpha1 + abuf1[i * 2 + 1] * yalpha) >> 19;
1723  A1 = av_clip_uint8(A1);
1724  A2 = av_clip_uint8(A2);
1725  }
1726 
1727  yuv2rgb_write(dest, i, Y1, Y2, hasAlpha ? A1 : 0, hasAlpha ? A2 : 0,
1728  r, g, b, y, target, hasAlpha);
1729  }
1730 }
1731 
1732 static av_always_inline void
1733 yuv2rgb_1_c_template(SwsContext *c, const int16_t *buf0,
1734  const int16_t *ubuf[2], const int16_t *vbuf[2],
1735  const int16_t *abuf0, uint8_t *dest, int dstW,
1736  int uvalpha, int y, enum AVPixelFormat target,
1737  int hasAlpha)
1738 {
1739  const int16_t *ubuf0 = ubuf[0], *vbuf0 = vbuf[0];
1740  int i;
1741 
1742  if (uvalpha < 2048) {
1743  for (i = 0; i < ((dstW + 1) >> 1); i++) {
1744  int Y1 = (buf0[i * 2 ] + 64) >> 7;
1745  int Y2 = (buf0[i * 2 + 1] + 64) >> 7;
1746  int U = (ubuf0[i] + 64) >> 7;
1747  int V = (vbuf0[i] + 64) >> 7;
1748  int A1, A2;
1749  const void *r = c->table_rV[V + YUVRGB_TABLE_HEADROOM],
1751  *b = c->table_bU[U + YUVRGB_TABLE_HEADROOM];
1752 
1753  if (hasAlpha) {
1754  A1 = abuf0[i * 2 ] * 255 + 16384 >> 15;
1755  A2 = abuf0[i * 2 + 1] * 255 + 16384 >> 15;
1756  A1 = av_clip_uint8(A1);
1757  A2 = av_clip_uint8(A2);
1758  }
1759 
1760  yuv2rgb_write(dest, i, Y1, Y2, hasAlpha ? A1 : 0, hasAlpha ? A2 : 0,
1761  r, g, b, y, target, hasAlpha);
1762  }
1763  } else {
1764  const int16_t *ubuf1 = ubuf[1], *vbuf1 = vbuf[1];
1765  for (i = 0; i < ((dstW + 1) >> 1); i++) {
1766  int Y1 = (buf0[i * 2 ] + 64) >> 7;
1767  int Y2 = (buf0[i * 2 + 1] + 64) >> 7;
1768  int U = (ubuf0[i] + ubuf1[i] + 128) >> 8;
1769  int V = (vbuf0[i] + vbuf1[i] + 128) >> 8;
1770  int A1, A2;
1771  const void *r = c->table_rV[V + YUVRGB_TABLE_HEADROOM],
1773  *b = c->table_bU[U + YUVRGB_TABLE_HEADROOM];
1774 
1775  if (hasAlpha) {
1776  A1 = (abuf0[i * 2 ] + 64) >> 7;
1777  A2 = (abuf0[i * 2 + 1] + 64) >> 7;
1778  A1 = av_clip_uint8(A1);
1779  A2 = av_clip_uint8(A2);
1780  }
1781 
1782  yuv2rgb_write(dest, i, Y1, Y2, hasAlpha ? A1 : 0, hasAlpha ? A2 : 0,
1783  r, g, b, y, target, hasAlpha);
1784  }
1785  }
1786 }
1787 
1788 #define YUV2RGBWRAPPERX(name, base, ext, fmt, hasAlpha) \
1789 static void name ## ext ## _X_c(SwsContext *c, const int16_t *lumFilter, \
1790  const int16_t **lumSrc, int lumFilterSize, \
1791  const int16_t *chrFilter, const int16_t **chrUSrc, \
1792  const int16_t **chrVSrc, int chrFilterSize, \
1793  const int16_t **alpSrc, uint8_t *dest, int dstW, \
1794  int y) \
1795 { \
1796  name ## base ## _X_c_template(c, lumFilter, lumSrc, lumFilterSize, \
1797  chrFilter, chrUSrc, chrVSrc, chrFilterSize, \
1798  alpSrc, dest, dstW, y, fmt, hasAlpha); \
1799 }
1800 
1801 #define YUV2RGBWRAPPERX2(name, base, ext, fmt, hasAlpha) \
1802 YUV2RGBWRAPPERX(name, base, ext, fmt, hasAlpha) \
1803 static void name ## ext ## _2_c(SwsContext *c, const int16_t *buf[2], \
1804  const int16_t *ubuf[2], const int16_t *vbuf[2], \
1805  const int16_t *abuf[2], uint8_t *dest, int dstW, \
1806  int yalpha, int uvalpha, int y) \
1807 { \
1808  name ## base ## _2_c_template(c, buf, ubuf, vbuf, abuf, \
1809  dest, dstW, yalpha, uvalpha, y, fmt, hasAlpha); \
1810 }
1811 
1812 #define YUV2RGBWRAPPER(name, base, ext, fmt, hasAlpha) \
1813 YUV2RGBWRAPPERX2(name, base, ext, fmt, hasAlpha) \
1814 static void name ## ext ## _1_c(SwsContext *c, const int16_t *buf0, \
1815  const int16_t *ubuf[2], const int16_t *vbuf[2], \
1816  const int16_t *abuf0, uint8_t *dest, int dstW, \
1817  int uvalpha, int y) \
1818 { \
1819  name ## base ## _1_c_template(c, buf0, ubuf, vbuf, abuf0, dest, \
1820  dstW, uvalpha, y, fmt, hasAlpha); \
1821 }
1822 
1823 #if CONFIG_SMALL
1826 #else
1827 #if CONFIG_SWSCALE_ALPHA
1828 YUV2RGBWRAPPER(yuv2rgb,, a32_1, AV_PIX_FMT_RGB32_1, 1)
1829 YUV2RGBWRAPPER(yuv2rgb,, a32, AV_PIX_FMT_RGB32, 1)
1830 #endif
1831 YUV2RGBWRAPPER(yuv2rgb,, x32_1, AV_PIX_FMT_RGB32_1, 0)
1832 YUV2RGBWRAPPER(yuv2rgb,, x32, AV_PIX_FMT_RGB32, 0)
1833 #endif
1834 YUV2RGBWRAPPER(yuv2, rgb, rgb24, AV_PIX_FMT_RGB24, 0)
1835 YUV2RGBWRAPPER(yuv2, rgb, bgr24, AV_PIX_FMT_BGR24, 0)
1836 YUV2RGBWRAPPER(yuv2rgb,, 16, AV_PIX_FMT_RGB565, 0)
1837 YUV2RGBWRAPPER(yuv2rgb,, 15, AV_PIX_FMT_RGB555, 0)
1838 YUV2RGBWRAPPER(yuv2rgb,, 12, AV_PIX_FMT_RGB444, 0)
1839 YUV2RGBWRAPPER(yuv2rgb,, 8, AV_PIX_FMT_RGB8, 0)
1840 YUV2RGBWRAPPER(yuv2rgb,, 4, AV_PIX_FMT_RGB4, 0)
1841 YUV2RGBWRAPPER(yuv2rgb,, 4b, AV_PIX_FMT_RGB4_BYTE, 0)
1842 
1844  uint8_t *dest, int i, int Y, int A, int U, int V,
1845  int y, enum AVPixelFormat target, int hasAlpha, int err[4])
1846 {
1847  int R, G, B;
1848  int isrgb8 = target == AV_PIX_FMT_BGR8 || target == AV_PIX_FMT_RGB8;
1849 
1850  Y -= c->yuv2rgb_y_offset;
1851  Y *= c->yuv2rgb_y_coeff;
1852  Y += 1 << 21;
1853  R = (unsigned)Y + V*c->yuv2rgb_v2r_coeff;
1854  G = (unsigned)Y + V*c->yuv2rgb_v2g_coeff + U*c->yuv2rgb_u2g_coeff;
1855  B = (unsigned)Y + U*c->yuv2rgb_u2b_coeff;
1856  if ((R | G | B) & 0xC0000000) {
1857  R = av_clip_uintp2(R, 30);
1858  G = av_clip_uintp2(G, 30);
1859  B = av_clip_uintp2(B, 30);
1860  }
1861 
1862  switch(target) {
1863  case AV_PIX_FMT_ARGB:
1864  dest[0] = hasAlpha ? A : 255;
1865  dest[1] = R >> 22;
1866  dest[2] = G >> 22;
1867  dest[3] = B >> 22;
1868  break;
1869  case AV_PIX_FMT_RGB24:
1870  dest[0] = R >> 22;
1871  dest[1] = G >> 22;
1872  dest[2] = B >> 22;
1873  break;
1874  case AV_PIX_FMT_RGBA:
1875  dest[0] = R >> 22;
1876  dest[1] = G >> 22;
1877  dest[2] = B >> 22;
1878  dest[3] = hasAlpha ? A : 255;
1879  break;
1880  case AV_PIX_FMT_ABGR:
1881  dest[0] = hasAlpha ? A : 255;
1882  dest[1] = B >> 22;
1883  dest[2] = G >> 22;
1884  dest[3] = R >> 22;
1885  break;
1886  case AV_PIX_FMT_BGR24:
1887  dest[0] = B >> 22;
1888  dest[1] = G >> 22;
1889  dest[2] = R >> 22;
1890  break;
1891  case AV_PIX_FMT_BGRA:
1892  dest[0] = B >> 22;
1893  dest[1] = G >> 22;
1894  dest[2] = R >> 22;
1895  dest[3] = hasAlpha ? A : 255;
1896  break;
1897  case AV_PIX_FMT_BGR4_BYTE:
1898  case AV_PIX_FMT_RGB4_BYTE:
1899  case AV_PIX_FMT_BGR8:
1900  case AV_PIX_FMT_RGB8:
1901  {
1902  int r,g,b;
1903 
1904  switch (c->dither) {
1905  default:
1906  case SWS_DITHER_AUTO:
1907  case SWS_DITHER_ED:
1908  R >>= 22;
1909  G >>= 22;
1910  B >>= 22;
1911  R += (7*err[0] + 1*c->dither_error[0][i] + 5*c->dither_error[0][i+1] + 3*c->dither_error[0][i+2])>>4;
1912  G += (7*err[1] + 1*c->dither_error[1][i] + 5*c->dither_error[1][i+1] + 3*c->dither_error[1][i+2])>>4;
1913  B += (7*err[2] + 1*c->dither_error[2][i] + 5*c->dither_error[2][i+1] + 3*c->dither_error[2][i+2])>>4;
1914  c->dither_error[0][i] = err[0];
1915  c->dither_error[1][i] = err[1];
1916  c->dither_error[2][i] = err[2];
1917  r = R >> (isrgb8 ? 5 : 7);
1918  g = G >> (isrgb8 ? 5 : 6);
1919  b = B >> (isrgb8 ? 6 : 7);
1920  r = av_clip(r, 0, isrgb8 ? 7 : 1);
1921  g = av_clip(g, 0, isrgb8 ? 7 : 3);
1922  b = av_clip(b, 0, isrgb8 ? 3 : 1);
1923  err[0] = R - r*(isrgb8 ? 36 : 255);
1924  err[1] = G - g*(isrgb8 ? 36 : 85);
1925  err[2] = B - b*(isrgb8 ? 85 : 255);
1926  break;
1927  case SWS_DITHER_A_DITHER:
1928  if (isrgb8) {
1929  /* see http://pippin.gimp.org/a_dither/ for details/origin */
1930 #define A_DITHER(u,v) (((((u)+((v)*236))*119)&0xff))
1931  r = (((R >> 19) + A_DITHER(i,y) -96)>>8);
1932  g = (((G >> 19) + A_DITHER(i + 17,y) - 96)>>8);
1933  b = (((B >> 20) + A_DITHER(i + 17*2,y) -96)>>8);
1934  r = av_clip_uintp2(r, 3);
1935  g = av_clip_uintp2(g, 3);
1936  b = av_clip_uintp2(b, 2);
1937  } else {
1938  r = (((R >> 21) + A_DITHER(i,y)-256)>>8);
1939  g = (((G >> 19) + A_DITHER(i + 17,y)-256)>>8);
1940  b = (((B >> 21) + A_DITHER(i + 17*2,y)-256)>>8);
1941  r = av_clip_uintp2(r, 1);
1942  g = av_clip_uintp2(g, 2);
1943  b = av_clip_uintp2(b, 1);
1944  }
1945  break;
1946  case SWS_DITHER_X_DITHER:
1947  if (isrgb8) {
1948  /* see http://pippin.gimp.org/a_dither/ for details/origin */
1949 #define X_DITHER(u,v) (((((u)^((v)*237))*181)&0x1ff)/2)
1950  r = (((R >> 19) + X_DITHER(i,y) - 96)>>8);
1951  g = (((G >> 19) + X_DITHER(i + 17,y) - 96)>>8);
1952  b = (((B >> 20) + X_DITHER(i + 17*2,y) - 96)>>8);
1953  r = av_clip_uintp2(r, 3);
1954  g = av_clip_uintp2(g, 3);
1955  b = av_clip_uintp2(b, 2);
1956  } else {
1957  r = (((R >> 21) + X_DITHER(i,y)-256)>>8);
1958  g = (((G >> 19) + X_DITHER(i + 17,y)-256)>>8);
1959  b = (((B >> 21) + X_DITHER(i + 17*2,y)-256)>>8);
1960  r = av_clip_uintp2(r, 1);
1961  g = av_clip_uintp2(g, 2);
1962  b = av_clip_uintp2(b, 1);
1963  }
1964 
1965  break;
1966  }
1967 
1968  if(target == AV_PIX_FMT_BGR4_BYTE) {
1969  dest[0] = r + 2*g + 8*b;
1970  } else if(target == AV_PIX_FMT_RGB4_BYTE) {
1971  dest[0] = b + 2*g + 8*r;
1972  } else if(target == AV_PIX_FMT_BGR8) {
1973  dest[0] = r + 8*g + 64*b;
1974  } else if(target == AV_PIX_FMT_RGB8) {
1975  dest[0] = b + 4*g + 32*r;
1976  } else
1977  av_assert2(0);
1978  break;}
1979  }
1980 }
1981 
1982 static av_always_inline void
1983 yuv2rgb_full_X_c_template(SwsContext *c, const int16_t *lumFilter,
1984  const int16_t **lumSrc, int lumFilterSize,
1985  const int16_t *chrFilter, const int16_t **chrUSrc,
1986  const int16_t **chrVSrc, int chrFilterSize,
1987  const int16_t **alpSrc, uint8_t *dest,
1988  int dstW, int y, enum AVPixelFormat target, int hasAlpha)
1989 {
1990  int i;
1991  int step = (target == AV_PIX_FMT_RGB24 || target == AV_PIX_FMT_BGR24) ? 3 : 4;
1992  int err[4] = {0};
1993  int A = 0; //init to silence warning
1994 
1995  if( target == AV_PIX_FMT_BGR4_BYTE || target == AV_PIX_FMT_RGB4_BYTE
1996  || target == AV_PIX_FMT_BGR8 || target == AV_PIX_FMT_RGB8)
1997  step = 1;
1998 
1999  for (i = 0; i < dstW; i++) {
2000  int j;
2001  int Y = 1<<9;
2002  int U = (1<<9)-(128 << 19);
2003  int V = (1<<9)-(128 << 19);
2004 
2005  for (j = 0; j < lumFilterSize; j++) {
2006  Y += lumSrc[j][i] * lumFilter[j];
2007  }
2008  for (j = 0; j < chrFilterSize; j++) {
2009  U += chrUSrc[j][i] * chrFilter[j];
2010  V += chrVSrc[j][i] * chrFilter[j];
2011  }
2012  Y >>= 10;
2013  U >>= 10;
2014  V >>= 10;
2015  if (hasAlpha) {
2016  A = 1 << 18;
2017  for (j = 0; j < lumFilterSize; j++) {
2018  A += alpSrc[j][i] * lumFilter[j];
2019  }
2020  A >>= 19;
2021  if (A & 0x100)
2022  A = av_clip_uint8(A);
2023  }
2024  yuv2rgb_write_full(c, dest, i, Y, A, U, V, y, target, hasAlpha, err);
2025  dest += step;
2026  }
2027  c->dither_error[0][i] = err[0];
2028  c->dither_error[1][i] = err[1];
2029  c->dither_error[2][i] = err[2];
2030 }
2031 
2032 static av_always_inline void
2033 yuv2rgb_full_2_c_template(SwsContext *c, const int16_t *buf[2],
2034  const int16_t *ubuf[2], const int16_t *vbuf[2],
2035  const int16_t *abuf[2], uint8_t *dest, int dstW,
2036  int yalpha, int uvalpha, int y,
2037  enum AVPixelFormat target, int hasAlpha)
2038 {
2039  const int16_t *buf0 = buf[0], *buf1 = buf[1],
2040  *ubuf0 = ubuf[0], *ubuf1 = ubuf[1],
2041  *vbuf0 = vbuf[0], *vbuf1 = vbuf[1],
2042  *abuf0 = hasAlpha ? abuf[0] : NULL,
2043  *abuf1 = hasAlpha ? abuf[1] : NULL;
2044  int yalpha1 = 4096 - yalpha;
2045  int uvalpha1 = 4096 - uvalpha;
2046  int i;
2047  int step = (target == AV_PIX_FMT_RGB24 || target == AV_PIX_FMT_BGR24) ? 3 : 4;
2048  int err[4] = {0};
2049  int A = 0; // init to silcene warning
2050 
2051  av_assert2(yalpha <= 4096U);
2052  av_assert2(uvalpha <= 4096U);
2053 
2054  if( target == AV_PIX_FMT_BGR4_BYTE || target == AV_PIX_FMT_RGB4_BYTE
2055  || target == AV_PIX_FMT_BGR8 || target == AV_PIX_FMT_RGB8)
2056  step = 1;
2057 
2058  for (i = 0; i < dstW; i++) {
2059  int Y = ( buf0[i] * yalpha1 + buf1[i] * yalpha ) >> 10; //FIXME rounding
2060  int U = (ubuf0[i] * uvalpha1 + ubuf1[i] * uvalpha-(128 << 19)) >> 10;
2061  int V = (vbuf0[i] * uvalpha1 + vbuf1[i] * uvalpha-(128 << 19)) >> 10;
2062 
2063  if (hasAlpha) {
2064  A = (abuf0[i] * yalpha1 + abuf1[i] * yalpha + (1<<18)) >> 19;
2065  if (A & 0x100)
2066  A = av_clip_uint8(A);
2067  }
2068 
2069  yuv2rgb_write_full(c, dest, i, Y, A, U, V, y, target, hasAlpha, err);
2070  dest += step;
2071  }
2072  c->dither_error[0][i] = err[0];
2073  c->dither_error[1][i] = err[1];
2074  c->dither_error[2][i] = err[2];
2075 }
2076 
2077 static av_always_inline void
2079  const int16_t *ubuf[2], const int16_t *vbuf[2],
2080  const int16_t *abuf0, uint8_t *dest, int dstW,
2081  int uvalpha, int y, enum AVPixelFormat target,
2082  int hasAlpha)
2083 {
2084  const int16_t *ubuf0 = ubuf[0], *vbuf0 = vbuf[0];
2085  int i;
2086  int step = (target == AV_PIX_FMT_RGB24 || target == AV_PIX_FMT_BGR24) ? 3 : 4;
2087  int err[4] = {0};
2088 
2089  if( target == AV_PIX_FMT_BGR4_BYTE || target == AV_PIX_FMT_RGB4_BYTE
2090  || target == AV_PIX_FMT_BGR8 || target == AV_PIX_FMT_RGB8)
2091  step = 1;
2092 
2093  if (uvalpha < 2048) {
2094  int A = 0; //init to silence warning
2095  for (i = 0; i < dstW; i++) {
2096  int Y = buf0[i] * 4;
2097  int U = (ubuf0[i] - (128<<7)) * 4;
2098  int V = (vbuf0[i] - (128<<7)) * 4;
2099 
2100  if (hasAlpha) {
2101  A = (abuf0[i] + 64) >> 7;
2102  if (A & 0x100)
2103  A = av_clip_uint8(A);
2104  }
2105 
2106  yuv2rgb_write_full(c, dest, i, Y, A, U, V, y, target, hasAlpha, err);
2107  dest += step;
2108  }
2109  } else {
2110  const int16_t *ubuf1 = ubuf[1], *vbuf1 = vbuf[1];
2111  int A = 0; //init to silence warning
2112  for (i = 0; i < dstW; i++) {
2113  int Y = buf0[i] * 4;
2114  int U = (ubuf0[i] + ubuf1[i] - (128<<8)) * 2;
2115  int V = (vbuf0[i] + vbuf1[i] - (128<<8)) * 2;
2116 
2117  if (hasAlpha) {
2118  A = (abuf0[i] + 64) >> 7;
2119  if (A & 0x100)
2120  A = av_clip_uint8(A);
2121  }
2122 
2123  yuv2rgb_write_full(c, dest, i, Y, A, U, V, y, target, hasAlpha, err);
2124  dest += step;
2125  }
2126  }
2127 
2128  c->dither_error[0][i] = err[0];
2129  c->dither_error[1][i] = err[1];
2130  c->dither_error[2][i] = err[2];
2131 }
2132 
2133 #if CONFIG_SMALL
2134 YUV2RGBWRAPPER(yuv2, rgb_full, bgra32_full, AV_PIX_FMT_BGRA, CONFIG_SWSCALE_ALPHA && c->needAlpha)
2135 YUV2RGBWRAPPER(yuv2, rgb_full, abgr32_full, AV_PIX_FMT_ABGR, CONFIG_SWSCALE_ALPHA && c->needAlpha)
2136 YUV2RGBWRAPPER(yuv2, rgb_full, rgba32_full, AV_PIX_FMT_RGBA, CONFIG_SWSCALE_ALPHA && c->needAlpha)
2137 YUV2RGBWRAPPER(yuv2, rgb_full, argb32_full, AV_PIX_FMT_ARGB, CONFIG_SWSCALE_ALPHA && c->needAlpha)
2138 #else
2139 #if CONFIG_SWSCALE_ALPHA
2140 YUV2RGBWRAPPER(yuv2, rgb_full, bgra32_full, AV_PIX_FMT_BGRA, 1)
2141 YUV2RGBWRAPPER(yuv2, rgb_full, abgr32_full, AV_PIX_FMT_ABGR, 1)
2142 YUV2RGBWRAPPER(yuv2, rgb_full, rgba32_full, AV_PIX_FMT_RGBA, 1)
2143 YUV2RGBWRAPPER(yuv2, rgb_full, argb32_full, AV_PIX_FMT_ARGB, 1)
2144 #endif
2145 YUV2RGBWRAPPER(yuv2, rgb_full, bgrx32_full, AV_PIX_FMT_BGRA, 0)
2146 YUV2RGBWRAPPER(yuv2, rgb_full, xbgr32_full, AV_PIX_FMT_ABGR, 0)
2147 YUV2RGBWRAPPER(yuv2, rgb_full, rgbx32_full, AV_PIX_FMT_RGBA, 0)
2148 YUV2RGBWRAPPER(yuv2, rgb_full, xrgb32_full, AV_PIX_FMT_ARGB, 0)
2149 #endif
2150 YUV2RGBWRAPPER(yuv2, rgb_full, bgr24_full, AV_PIX_FMT_BGR24, 0)
2151 YUV2RGBWRAPPER(yuv2, rgb_full, rgb24_full, AV_PIX_FMT_RGB24, 0)
2152 
2153 YUV2RGBWRAPPER(yuv2, rgb_full, bgr4_byte_full, AV_PIX_FMT_BGR4_BYTE, 0)
2154 YUV2RGBWRAPPER(yuv2, rgb_full, rgb4_byte_full, AV_PIX_FMT_RGB4_BYTE, 0)
2155 YUV2RGBWRAPPER(yuv2, rgb_full, bgr8_full, AV_PIX_FMT_BGR8, 0)
2156 YUV2RGBWRAPPER(yuv2, rgb_full, rgb8_full, AV_PIX_FMT_RGB8, 0)
2157 
2158 static void
2159 yuv2gbrp_full_X_c(SwsContext *c, const int16_t *lumFilter,
2160  const int16_t **lumSrc, int lumFilterSize,
2161  const int16_t *chrFilter, const int16_t **chrUSrc,
2162  const int16_t **chrVSrc, int chrFilterSize,
2163  const int16_t **alpSrc, uint8_t **dest,
2164  int dstW, int y)
2165 {
2167  int i;
2168  int hasAlpha = (desc->flags & AV_PIX_FMT_FLAG_ALPHA) && alpSrc;
2169  uint16_t **dest16 = (uint16_t**)dest;
2170  int SH = 22 + 8 - desc->comp[0].depth;
2171  int A = 0; // init to silence warning
2172 
2173  for (i = 0; i < dstW; i++) {
2174  int j;
2175  int Y = 1 << 9;
2176  int U = (1 << 9) - (128 << 19);
2177  int V = (1 << 9) - (128 << 19);
2178  int R, G, B;
2179 
2180  for (j = 0; j < lumFilterSize; j++)
2181  Y += lumSrc[j][i] * lumFilter[j];
2182 
2183  for (j = 0; j < chrFilterSize; j++) {
2184  U += chrUSrc[j][i] * chrFilter[j];
2185  V += chrVSrc[j][i] * chrFilter[j];
2186  }
2187 
2188  Y >>= 10;
2189  U >>= 10;
2190  V >>= 10;
2191 
2192  if (hasAlpha) {
2193  A = 1 << 18;
2194 
2195  for (j = 0; j < lumFilterSize; j++)
2196  A += alpSrc[j][i] * lumFilter[j];
2197 
2198  if (A & 0xF8000000)
2199  A = av_clip_uintp2(A, 27);
2200  }
2201 
2202  Y -= c->yuv2rgb_y_offset;
2203  Y *= c->yuv2rgb_y_coeff;
2204  Y += 1 << (SH-1);
2205  R = Y + V * c->yuv2rgb_v2r_coeff;
2206  G = Y + V * c->yuv2rgb_v2g_coeff + U * c->yuv2rgb_u2g_coeff;
2207  B = Y + U * c->yuv2rgb_u2b_coeff;
2208 
2209  if ((R | G | B) & 0xC0000000) {
2210  R = av_clip_uintp2(R, 30);
2211  G = av_clip_uintp2(G, 30);
2212  B = av_clip_uintp2(B, 30);
2213  }
2214 
2215  if (SH != 22) {
2216  dest16[0][i] = G >> SH;
2217  dest16[1][i] = B >> SH;
2218  dest16[2][i] = R >> SH;
2219  if (hasAlpha)
2220  dest16[3][i] = A >> (SH - 3);
2221  } else {
2222  dest[0][i] = G >> 22;
2223  dest[1][i] = B >> 22;
2224  dest[2][i] = R >> 22;
2225  if (hasAlpha)
2226  dest[3][i] = A >> 19;
2227  }
2228  }
2229  if (SH != 22 && (!isBE(c->dstFormat)) != (!HAVE_BIGENDIAN)) {
2230  for (i = 0; i < dstW; i++) {
2231  dest16[0][i] = av_bswap16(dest16[0][i]);
2232  dest16[1][i] = av_bswap16(dest16[1][i]);
2233  dest16[2][i] = av_bswap16(dest16[2][i]);
2234  if (hasAlpha)
2235  dest16[3][i] = av_bswap16(dest16[3][i]);
2236  }
2237  }
2238 }
2239 
2240 static void
2241 yuv2gbrp16_full_X_c(SwsContext *c, const int16_t *lumFilter,
2242  const int16_t **lumSrcx, int lumFilterSize,
2243  const int16_t *chrFilter, const int16_t **chrUSrcx,
2244  const int16_t **chrVSrcx, int chrFilterSize,
2245  const int16_t **alpSrcx, uint8_t **dest,
2246  int dstW, int y)
2247 {
2249  int i;
2250  int hasAlpha = (desc->flags & AV_PIX_FMT_FLAG_ALPHA) && alpSrcx;
2251  uint16_t **dest16 = (uint16_t**)dest;
2252  const int32_t **lumSrc = (const int32_t**)lumSrcx;
2253  const int32_t **chrUSrc = (const int32_t**)chrUSrcx;
2254  const int32_t **chrVSrc = (const int32_t**)chrVSrcx;
2255  const int32_t **alpSrc = (const int32_t**)alpSrcx;
2256 
2257  for (i = 0; i < dstW; i++) {
2258  int j;
2259  int Y = -0x40000000;
2260  int U = -(128 << 23);
2261  int V = -(128 << 23);
2262  int R, G, B, A;
2263 
2264  for (j = 0; j < lumFilterSize; j++)
2265  Y += lumSrc[j][i] * (unsigned)lumFilter[j];
2266 
2267  for (j = 0; j < chrFilterSize; j++) {
2268  U += chrUSrc[j][i] * (unsigned)chrFilter[j];
2269  V += chrVSrc[j][i] * (unsigned)chrFilter[j];
2270  }
2271 
2272  Y >>= 14;
2273  Y += 0x10000;
2274  U >>= 14;
2275  V >>= 14;
2276 
2277  if (hasAlpha) {
2278  A = -0x40000000;
2279 
2280  for (j = 0; j < lumFilterSize; j++)
2281  A += alpSrc[j][i] * (unsigned)lumFilter[j];
2282 
2283  A >>= 1;
2284  A += 0x20002000;
2285  }
2286 
2287  Y -= c->yuv2rgb_y_offset;
2288  Y *= c->yuv2rgb_y_coeff;
2289  Y += 1 << 13;
2290  R = V * c->yuv2rgb_v2r_coeff;
2291  G = V * c->yuv2rgb_v2g_coeff + U * c->yuv2rgb_u2g_coeff;
2292  B = U * c->yuv2rgb_u2b_coeff;
2293 
2294  R = av_clip_uintp2(Y + R, 30);
2295  G = av_clip_uintp2(Y + G, 30);
2296  B = av_clip_uintp2(Y + B, 30);
2297 
2298  dest16[0][i] = G >> 14;
2299  dest16[1][i] = B >> 14;
2300  dest16[2][i] = R >> 14;
2301  if (hasAlpha)
2302  dest16[3][i] = av_clip_uintp2(A, 30) >> 14;
2303  }
2304  if ((!isBE(c->dstFormat)) != (!HAVE_BIGENDIAN)) {
2305  for (i = 0; i < dstW; i++) {
2306  dest16[0][i] = av_bswap16(dest16[0][i]);
2307  dest16[1][i] = av_bswap16(dest16[1][i]);
2308  dest16[2][i] = av_bswap16(dest16[2][i]);
2309  if (hasAlpha)
2310  dest16[3][i] = av_bswap16(dest16[3][i]);
2311  }
2312  }
2313 }
2314 
2315 static void
2316 yuv2gbrpf32_full_X_c(SwsContext *c, const int16_t *lumFilter,
2317  const int16_t **lumSrcx, int lumFilterSize,
2318  const int16_t *chrFilter, const int16_t **chrUSrcx,
2319  const int16_t **chrVSrcx, int chrFilterSize,
2320  const int16_t **alpSrcx, uint8_t **dest,
2321  int dstW, int y)
2322 {
2324  int i;
2325  int hasAlpha = (desc->flags & AV_PIX_FMT_FLAG_ALPHA) && alpSrcx;
2326  uint32_t **dest32 = (uint32_t**)dest;
2327  const int32_t **lumSrc = (const int32_t**)lumSrcx;
2328  const int32_t **chrUSrc = (const int32_t**)chrUSrcx;
2329  const int32_t **chrVSrc = (const int32_t**)chrVSrcx;
2330  const int32_t **alpSrc = (const int32_t**)alpSrcx;
2331  static const float float_mult = 1.0f / 65535.0f;
2332 
2333  for (i = 0; i < dstW; i++) {
2334  int j;
2335  int Y = -0x40000000;
2336  int U = -(128 << 23);
2337  int V = -(128 << 23);
2338  int R, G, B, A;
2339 
2340  for (j = 0; j < lumFilterSize; j++)
2341  Y += lumSrc[j][i] * (unsigned)lumFilter[j];
2342 
2343  for (j = 0; j < chrFilterSize; j++) {
2344  U += chrUSrc[j][i] * (unsigned)chrFilter[j];
2345  V += chrVSrc[j][i] * (unsigned)chrFilter[j];
2346  }
2347 
2348  Y >>= 14;
2349  Y += 0x10000;
2350  U >>= 14;
2351  V >>= 14;
2352 
2353  if (hasAlpha) {
2354  A = -0x40000000;
2355 
2356  for (j = 0; j < lumFilterSize; j++)
2357  A += alpSrc[j][i] * (unsigned)lumFilter[j];
2358 
2359  A >>= 1;
2360  A += 0x20002000;
2361  }
2362 
2363  Y -= c->yuv2rgb_y_offset;
2364  Y *= c->yuv2rgb_y_coeff;
2365  Y += 1 << 13;
2366  R = V * c->yuv2rgb_v2r_coeff;
2367  G = V * c->yuv2rgb_v2g_coeff + U * c->yuv2rgb_u2g_coeff;
2368  B = U * c->yuv2rgb_u2b_coeff;
2369 
2370  R = av_clip_uintp2(Y + R, 30);
2371  G = av_clip_uintp2(Y + G, 30);
2372  B = av_clip_uintp2(Y + B, 30);
2373 
2374  dest32[0][i] = av_float2int(float_mult * (float)(G >> 14));
2375  dest32[1][i] = av_float2int(float_mult * (float)(B >> 14));
2376  dest32[2][i] = av_float2int(float_mult * (float)(R >> 14));
2377  if (hasAlpha)
2378  dest32[3][i] = av_float2int(float_mult * (float)(av_clip_uintp2(A, 30) >> 14));
2379  }
2380  if ((!isBE(c->dstFormat)) != (!HAVE_BIGENDIAN)) {
2381  for (i = 0; i < dstW; i++) {
2382  dest32[0][i] = av_bswap32(dest32[0][i]);
2383  dest32[1][i] = av_bswap32(dest32[1][i]);
2384  dest32[2][i] = av_bswap32(dest32[2][i]);
2385  if (hasAlpha)
2386  dest32[3][i] = av_bswap32(dest32[3][i]);
2387  }
2388  }
2389 }
2390 
2391 static void
2392 yuv2ya8_1_c(SwsContext *c, const int16_t *buf0,
2393  const int16_t *ubuf[2], const int16_t *vbuf[2],
2394  const int16_t *abuf0, uint8_t *dest, int dstW,
2395  int uvalpha, int y)
2396 {
2397  int hasAlpha = !!abuf0;
2398  int i;
2399 
2400  for (i = 0; i < dstW; i++) {
2401  int Y = (buf0[i] + 64) >> 7;
2402  int A;
2403 
2404  Y = av_clip_uint8(Y);
2405 
2406  if (hasAlpha) {
2407  A = (abuf0[i] + 64) >> 7;
2408  if (A & 0x100)
2409  A = av_clip_uint8(A);
2410  }
2411 
2412  dest[i * 2 ] = Y;
2413  dest[i * 2 + 1] = hasAlpha ? A : 255;
2414  }
2415 }
2416 
2417 static void
2418 yuv2ya8_2_c(SwsContext *c, const int16_t *buf[2],
2419  const int16_t *ubuf[2], const int16_t *vbuf[2],
2420  const int16_t *abuf[2], uint8_t *dest, int dstW,
2421  int yalpha, int uvalpha, int y)
2422 {
2423  int hasAlpha = abuf && abuf[0] && abuf[1];
2424  const int16_t *buf0 = buf[0], *buf1 = buf[1],
2425  *abuf0 = hasAlpha ? abuf[0] : NULL,
2426  *abuf1 = hasAlpha ? abuf[1] : NULL;
2427  int yalpha1 = 4096 - yalpha;
2428  int i;
2429 
2430  av_assert2(yalpha <= 4096U);
2431 
2432  for (i = 0; i < dstW; i++) {
2433  int Y = (buf0[i] * yalpha1 + buf1[i] * yalpha) >> 19;
2434  int A;
2435 
2436  Y = av_clip_uint8(Y);
2437 
2438  if (hasAlpha) {
2439  A = (abuf0[i] * yalpha1 + abuf1[i] * yalpha) >> 19;
2440  A = av_clip_uint8(A);
2441  }
2442 
2443  dest[i * 2 ] = Y;
2444  dest[i * 2 + 1] = hasAlpha ? A : 255;
2445  }
2446 }
2447 
2448 static void
2449 yuv2ya8_X_c(SwsContext *c, const int16_t *lumFilter,
2450  const int16_t **lumSrc, int lumFilterSize,
2451  const int16_t *chrFilter, const int16_t **chrUSrc,
2452  const int16_t **chrVSrc, int chrFilterSize,
2453  const int16_t **alpSrc, uint8_t *dest, int dstW, int y)
2454 {
2455  int hasAlpha = !!alpSrc;
2456  int i;
2457 
2458  for (i = 0; i < dstW; i++) {
2459  int j;
2460  int Y = 1 << 18, A = 1 << 18;
2461 
2462  for (j = 0; j < lumFilterSize; j++)
2463  Y += lumSrc[j][i] * lumFilter[j];
2464 
2465  Y >>= 19;
2466  if (Y & 0x100)
2467  Y = av_clip_uint8(Y);
2468 
2469  if (hasAlpha) {
2470  for (j = 0; j < lumFilterSize; j++)
2471  A += alpSrc[j][i] * lumFilter[j];
2472 
2473  A >>= 19;
2474 
2475  if (A & 0x100)
2476  A = av_clip_uint8(A);
2477  }
2478 
2479  dest[2 * i ] = Y;
2480  dest[2 * i + 1] = hasAlpha ? A : 255;
2481  }
2482 }
2483 
2484 static void
2485 yuv2ayuv64le_X_c(SwsContext *c, const int16_t *lumFilter,
2486  const int16_t **_lumSrc, int lumFilterSize,
2487  const int16_t *chrFilter, const int16_t **_chrUSrc,
2488  const int16_t **_chrVSrc, int chrFilterSize,
2489  const int16_t **_alpSrc, uint8_t *dest, int dstW, int y)
2490 {
2491  const int32_t **lumSrc = (const int32_t **) _lumSrc,
2492  **chrUSrc = (const int32_t **) _chrUSrc,
2493  **chrVSrc = (const int32_t **) _chrVSrc,
2494  **alpSrc = (const int32_t **) _alpSrc;
2495  int hasAlpha = !!alpSrc;
2496  int i;
2497 
2498  for (i = 0; i < dstW; i++) {
2499  int Y = 1 << 14, U = 1 << 14;
2500  int V = 1 << 14, A = 1 << 14;
2501  int j;
2502 
2503  Y -= 0x40000000;
2504  U -= 0x40000000;
2505  V -= 0x40000000;
2506  A -= 0x40000000;
2507 
2508  for (j = 0; j < lumFilterSize; j++)
2509  Y += lumSrc[j][i] * (unsigned)lumFilter[j];
2510 
2511  for (j = 0; j < chrFilterSize; j++)
2512  U += chrUSrc[j][i] * (unsigned)chrFilter[j];
2513 
2514  for (j = 0; j < chrFilterSize; j++)
2515  V += chrVSrc[j][i] * (unsigned)chrFilter[j];
2516 
2517  if (hasAlpha)
2518  for (j = 0; j < lumFilterSize; j++)
2519  A += alpSrc[j][i] * (unsigned)lumFilter[j];
2520 
2521  Y = 0x8000 + av_clip_int16(Y >> 15);
2522  U = 0x8000 + av_clip_int16(U >> 15);
2523  V = 0x8000 + av_clip_int16(V >> 15);
2524  A = 0x8000 + av_clip_int16(A >> 15);
2525 
2526  AV_WL16(dest + 8 * i, hasAlpha ? A : 65535);
2527  AV_WL16(dest + 8 * i + 2, Y);
2528  AV_WL16(dest + 8 * i + 4, U);
2529  AV_WL16(dest + 8 * i + 6, V);
2530  }
2531 }
2532 
2534  yuv2planar1_fn *yuv2plane1,
2536  yuv2interleavedX_fn *yuv2nv12cX,
2537  yuv2packed1_fn *yuv2packed1,
2538  yuv2packed2_fn *yuv2packed2,
2539  yuv2packedX_fn *yuv2packedX,
2540  yuv2anyX_fn *yuv2anyX)
2541 {
2542  enum AVPixelFormat dstFormat = c->dstFormat;
2543  const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(dstFormat);
2544 
2545  if (dstFormat == AV_PIX_FMT_P010LE || dstFormat == AV_PIX_FMT_P010BE) {
2546  *yuv2plane1 = isBE(dstFormat) ? yuv2p010l1_BE_c : yuv2p010l1_LE_c;
2547  *yuv2planeX = isBE(dstFormat) ? yuv2p010lX_BE_c : yuv2p010lX_LE_c;
2548  *yuv2nv12cX = yuv2p010cX_c;
2549  } else if (is16BPS(dstFormat)) {
2550  *yuv2planeX = isBE(dstFormat) ? yuv2planeX_16BE_c : yuv2planeX_16LE_c;
2551  *yuv2plane1 = isBE(dstFormat) ? yuv2plane1_16BE_c : yuv2plane1_16LE_c;
2552  if (dstFormat == AV_PIX_FMT_P016LE || dstFormat == AV_PIX_FMT_P016BE) {
2553  *yuv2nv12cX = yuv2p016cX_c;
2554  }
2555  } else if (isNBPS(dstFormat)) {
2556  if (desc->comp[0].depth == 9) {
2557  *yuv2planeX = isBE(dstFormat) ? yuv2planeX_9BE_c : yuv2planeX_9LE_c;
2558  *yuv2plane1 = isBE(dstFormat) ? yuv2plane1_9BE_c : yuv2plane1_9LE_c;
2559  } else if (desc->comp[0].depth == 10) {
2560  *yuv2planeX = isBE(dstFormat) ? yuv2planeX_10BE_c : yuv2planeX_10LE_c;
2561  *yuv2plane1 = isBE(dstFormat) ? yuv2plane1_10BE_c : yuv2plane1_10LE_c;
2562  } else if (desc->comp[0].depth == 12) {
2563  *yuv2planeX = isBE(dstFormat) ? yuv2planeX_12BE_c : yuv2planeX_12LE_c;
2564  *yuv2plane1 = isBE(dstFormat) ? yuv2plane1_12BE_c : yuv2plane1_12LE_c;
2565  } else if (desc->comp[0].depth == 14) {
2566  *yuv2planeX = isBE(dstFormat) ? yuv2planeX_14BE_c : yuv2planeX_14LE_c;
2567  *yuv2plane1 = isBE(dstFormat) ? yuv2plane1_14BE_c : yuv2plane1_14LE_c;
2568  } else
2569  av_assert0(0);
2570  } else if (dstFormat == AV_PIX_FMT_GRAYF32BE) {
2571  *yuv2planeX = yuv2planeX_floatBE_c;
2572  *yuv2plane1 = yuv2plane1_floatBE_c;
2573  } else if (dstFormat == AV_PIX_FMT_GRAYF32LE) {
2574  *yuv2planeX = yuv2planeX_floatLE_c;
2575  *yuv2plane1 = yuv2plane1_floatLE_c;
2576  } else {
2577  *yuv2plane1 = yuv2plane1_8_c;
2578  *yuv2planeX = yuv2planeX_8_c;
2579  if (dstFormat == AV_PIX_FMT_NV12 || dstFormat == AV_PIX_FMT_NV21 ||
2580  dstFormat == AV_PIX_FMT_NV24 || dstFormat == AV_PIX_FMT_NV42)
2581  *yuv2nv12cX = yuv2nv12cX_c;
2582  }
2583 
2584  if(c->flags & SWS_FULL_CHR_H_INT) {
2585  switch (dstFormat) {
2586  case AV_PIX_FMT_RGBA:
2587 #if CONFIG_SMALL
2588  *yuv2packedX = yuv2rgba32_full_X_c;
2589  *yuv2packed2 = yuv2rgba32_full_2_c;
2590  *yuv2packed1 = yuv2rgba32_full_1_c;
2591 #else
2592 #if CONFIG_SWSCALE_ALPHA
2593  if (c->needAlpha) {
2594  *yuv2packedX = yuv2rgba32_full_X_c;
2595  *yuv2packed2 = yuv2rgba32_full_2_c;
2596  *yuv2packed1 = yuv2rgba32_full_1_c;
2597  } else
2598 #endif /* CONFIG_SWSCALE_ALPHA */
2599  {
2600  *yuv2packedX = yuv2rgbx32_full_X_c;
2601  *yuv2packed2 = yuv2rgbx32_full_2_c;
2602  *yuv2packed1 = yuv2rgbx32_full_1_c;
2603  }
2604 #endif /* !CONFIG_SMALL */
2605  break;
2606  case AV_PIX_FMT_ARGB:
2607 #if CONFIG_SMALL
2608  *yuv2packedX = yuv2argb32_full_X_c;
2609  *yuv2packed2 = yuv2argb32_full_2_c;
2610  *yuv2packed1 = yuv2argb32_full_1_c;
2611 #else
2612 #if CONFIG_SWSCALE_ALPHA
2613  if (c->needAlpha) {
2614  *yuv2packedX = yuv2argb32_full_X_c;
2615  *yuv2packed2 = yuv2argb32_full_2_c;
2616  *yuv2packed1 = yuv2argb32_full_1_c;
2617  } else
2618 #endif /* CONFIG_SWSCALE_ALPHA */
2619  {
2620  *yuv2packedX = yuv2xrgb32_full_X_c;
2621  *yuv2packed2 = yuv2xrgb32_full_2_c;
2622  *yuv2packed1 = yuv2xrgb32_full_1_c;
2623  }
2624 #endif /* !CONFIG_SMALL */
2625  break;
2626  case AV_PIX_FMT_BGRA:
2627 #if CONFIG_SMALL
2628  *yuv2packedX = yuv2bgra32_full_X_c;
2629  *yuv2packed2 = yuv2bgra32_full_2_c;
2630  *yuv2packed1 = yuv2bgra32_full_1_c;
2631 #else
2632 #if CONFIG_SWSCALE_ALPHA
2633  if (c->needAlpha) {
2634  *yuv2packedX = yuv2bgra32_full_X_c;
2635  *yuv2packed2 = yuv2bgra32_full_2_c;
2636  *yuv2packed1 = yuv2bgra32_full_1_c;
2637  } else
2638 #endif /* CONFIG_SWSCALE_ALPHA */
2639  {
2640  *yuv2packedX = yuv2bgrx32_full_X_c;
2641  *yuv2packed2 = yuv2bgrx32_full_2_c;
2642  *yuv2packed1 = yuv2bgrx32_full_1_c;
2643  }
2644 #endif /* !CONFIG_SMALL */
2645  break;
2646  case AV_PIX_FMT_ABGR:
2647 #if CONFIG_SMALL
2648  *yuv2packedX = yuv2abgr32_full_X_c;
2649  *yuv2packed2 = yuv2abgr32_full_2_c;
2650  *yuv2packed1 = yuv2abgr32_full_1_c;
2651 #else
2652 #if CONFIG_SWSCALE_ALPHA
2653  if (c->needAlpha) {
2654  *yuv2packedX = yuv2abgr32_full_X_c;
2655  *yuv2packed2 = yuv2abgr32_full_2_c;
2656  *yuv2packed1 = yuv2abgr32_full_1_c;
2657  } else
2658 #endif /* CONFIG_SWSCALE_ALPHA */
2659  {
2660  *yuv2packedX = yuv2xbgr32_full_X_c;
2661  *yuv2packed2 = yuv2xbgr32_full_2_c;
2662  *yuv2packed1 = yuv2xbgr32_full_1_c;
2663  }
2664 #endif /* !CONFIG_SMALL */
2665  break;
2666  case AV_PIX_FMT_RGBA64LE:
2667 #if CONFIG_SWSCALE_ALPHA
2668  if (c->needAlpha) {
2669  *yuv2packedX = yuv2rgba64le_full_X_c;
2670  *yuv2packed2 = yuv2rgba64le_full_2_c;
2671  *yuv2packed1 = yuv2rgba64le_full_1_c;
2672  } else
2673 #endif /* CONFIG_SWSCALE_ALPHA */
2674  {
2675  *yuv2packedX = yuv2rgbx64le_full_X_c;
2676  *yuv2packed2 = yuv2rgbx64le_full_2_c;
2677  *yuv2packed1 = yuv2rgbx64le_full_1_c;
2678  }
2679  break;
2680  case AV_PIX_FMT_RGBA64BE:
2681 #if CONFIG_SWSCALE_ALPHA
2682  if (c->needAlpha) {
2683  *yuv2packedX = yuv2rgba64be_full_X_c;
2684  *yuv2packed2 = yuv2rgba64be_full_2_c;
2685  *yuv2packed1 = yuv2rgba64be_full_1_c;
2686  } else
2687 #endif /* CONFIG_SWSCALE_ALPHA */
2688  {
2689  *yuv2packedX = yuv2rgbx64be_full_X_c;
2690  *yuv2packed2 = yuv2rgbx64be_full_2_c;
2691  *yuv2packed1 = yuv2rgbx64be_full_1_c;
2692  }
2693  break;
2694  case AV_PIX_FMT_BGRA64LE:
2695 #if CONFIG_SWSCALE_ALPHA
2696  if (c->needAlpha) {
2697  *yuv2packedX = yuv2bgra64le_full_X_c;
2698  *yuv2packed2 = yuv2bgra64le_full_2_c;
2699  *yuv2packed1 = yuv2bgra64le_full_1_c;
2700  } else
2701 #endif /* CONFIG_SWSCALE_ALPHA */
2702  {
2703  *yuv2packedX = yuv2bgrx64le_full_X_c;
2704  *yuv2packed2 = yuv2bgrx64le_full_2_c;
2705  *yuv2packed1 = yuv2bgrx64le_full_1_c;
2706  }
2707  break;
2708  case AV_PIX_FMT_BGRA64BE:
2709 #if CONFIG_SWSCALE_ALPHA
2710  if (c->needAlpha) {
2711  *yuv2packedX = yuv2bgra64be_full_X_c;
2712  *yuv2packed2 = yuv2bgra64be_full_2_c;
2713  *yuv2packed1 = yuv2bgra64be_full_1_c;
2714  } else
2715 #endif /* CONFIG_SWSCALE_ALPHA */
2716  {
2717  *yuv2packedX = yuv2bgrx64be_full_X_c;
2718  *yuv2packed2 = yuv2bgrx64be_full_2_c;
2719  *yuv2packed1 = yuv2bgrx64be_full_1_c;
2720  }
2721  break;
2722 
2723  case AV_PIX_FMT_RGB24:
2724  *yuv2packedX = yuv2rgb24_full_X_c;
2725  *yuv2packed2 = yuv2rgb24_full_2_c;
2726  *yuv2packed1 = yuv2rgb24_full_1_c;
2727  break;
2728  case AV_PIX_FMT_BGR24:
2729  *yuv2packedX = yuv2bgr24_full_X_c;
2730  *yuv2packed2 = yuv2bgr24_full_2_c;
2731  *yuv2packed1 = yuv2bgr24_full_1_c;
2732  break;
2733  case AV_PIX_FMT_RGB48LE:
2734  *yuv2packedX = yuv2rgb48le_full_X_c;
2735  *yuv2packed2 = yuv2rgb48le_full_2_c;
2736  *yuv2packed1 = yuv2rgb48le_full_1_c;
2737  break;
2738  case AV_PIX_FMT_BGR48LE:
2739  *yuv2packedX = yuv2bgr48le_full_X_c;
2740  *yuv2packed2 = yuv2bgr48le_full_2_c;
2741  *yuv2packed1 = yuv2bgr48le_full_1_c;
2742  break;
2743  case AV_PIX_FMT_RGB48BE:
2744  *yuv2packedX = yuv2rgb48be_full_X_c;
2745  *yuv2packed2 = yuv2rgb48be_full_2_c;
2746  *yuv2packed1 = yuv2rgb48be_full_1_c;
2747  break;
2748  case AV_PIX_FMT_BGR48BE:
2749  *yuv2packedX = yuv2bgr48be_full_X_c;
2750  *yuv2packed2 = yuv2bgr48be_full_2_c;
2751  *yuv2packed1 = yuv2bgr48be_full_1_c;
2752  break;
2753  case AV_PIX_FMT_BGR4_BYTE:
2754  *yuv2packedX = yuv2bgr4_byte_full_X_c;
2755  *yuv2packed2 = yuv2bgr4_byte_full_2_c;
2756  *yuv2packed1 = yuv2bgr4_byte_full_1_c;
2757  break;
2758  case AV_PIX_FMT_RGB4_BYTE:
2759  *yuv2packedX = yuv2rgb4_byte_full_X_c;
2760  *yuv2packed2 = yuv2rgb4_byte_full_2_c;
2761  *yuv2packed1 = yuv2rgb4_byte_full_1_c;
2762  break;
2763  case AV_PIX_FMT_BGR8:
2764  *yuv2packedX = yuv2bgr8_full_X_c;
2765  *yuv2packed2 = yuv2bgr8_full_2_c;
2766  *yuv2packed1 = yuv2bgr8_full_1_c;
2767  break;
2768  case AV_PIX_FMT_RGB8:
2769  *yuv2packedX = yuv2rgb8_full_X_c;
2770  *yuv2packed2 = yuv2rgb8_full_2_c;
2771  *yuv2packed1 = yuv2rgb8_full_1_c;
2772  break;
2773  case AV_PIX_FMT_GBRP:
2774  case AV_PIX_FMT_GBRP9BE:
2775  case AV_PIX_FMT_GBRP9LE:
2776  case AV_PIX_FMT_GBRP10BE:
2777  case AV_PIX_FMT_GBRP10LE:
2778  case AV_PIX_FMT_GBRP12BE:
2779  case AV_PIX_FMT_GBRP12LE:
2780  case AV_PIX_FMT_GBRP14BE:
2781  case AV_PIX_FMT_GBRP14LE:
2782  case AV_PIX_FMT_GBRAP:
2783  case AV_PIX_FMT_GBRAP10BE:
2784  case AV_PIX_FMT_GBRAP10LE:
2785  case AV_PIX_FMT_GBRAP12BE:
2786  case AV_PIX_FMT_GBRAP12LE:
2787  *yuv2anyX = yuv2gbrp_full_X_c;
2788  break;
2789  case AV_PIX_FMT_GBRP16BE:
2790  case AV_PIX_FMT_GBRP16LE:
2791  case AV_PIX_FMT_GBRAP16BE:
2792  case AV_PIX_FMT_GBRAP16LE:
2793  *yuv2anyX = yuv2gbrp16_full_X_c;
2794  break;
2795  case AV_PIX_FMT_GBRPF32BE:
2796  case AV_PIX_FMT_GBRPF32LE:
2797  case AV_PIX_FMT_GBRAPF32BE:
2798  case AV_PIX_FMT_GBRAPF32LE:
2799  *yuv2anyX = yuv2gbrpf32_full_X_c;
2800  break;
2801  }
2802  if (!*yuv2packedX && !*yuv2anyX)
2803  goto YUV_PACKED;
2804  } else {
2805  YUV_PACKED:
2806  switch (dstFormat) {
2807  case AV_PIX_FMT_RGBA64LE:
2808 #if CONFIG_SWSCALE_ALPHA
2809  if (c->needAlpha) {
2810  *yuv2packed1 = yuv2rgba64le_1_c;
2811  *yuv2packed2 = yuv2rgba64le_2_c;
2812  *yuv2packedX = yuv2rgba64le_X_c;
2813  } else
2814 #endif /* CONFIG_SWSCALE_ALPHA */
2815  {
2816  *yuv2packed1 = yuv2rgbx64le_1_c;
2817  *yuv2packed2 = yuv2rgbx64le_2_c;
2818  *yuv2packedX = yuv2rgbx64le_X_c;
2819  }
2820  break;
2821  case AV_PIX_FMT_RGBA64BE:
2822 #if CONFIG_SWSCALE_ALPHA
2823  if (c->needAlpha) {
2824  *yuv2packed1 = yuv2rgba64be_1_c;
2825  *yuv2packed2 = yuv2rgba64be_2_c;
2826  *yuv2packedX = yuv2rgba64be_X_c;
2827  } else
2828 #endif /* CONFIG_SWSCALE_ALPHA */
2829  {
2830  *yuv2packed1 = yuv2rgbx64be_1_c;
2831  *yuv2packed2 = yuv2rgbx64be_2_c;
2832  *yuv2packedX = yuv2rgbx64be_X_c;
2833  }
2834  break;
2835  case AV_PIX_FMT_BGRA64LE:
2836 #if CONFIG_SWSCALE_ALPHA
2837  if (c->needAlpha) {
2838  *yuv2packed1 = yuv2bgra64le_1_c;
2839  *yuv2packed2 = yuv2bgra64le_2_c;
2840  *yuv2packedX = yuv2bgra64le_X_c;
2841  } else
2842 #endif /* CONFIG_SWSCALE_ALPHA */
2843  {
2844  *yuv2packed1 = yuv2bgrx64le_1_c;
2845  *yuv2packed2 = yuv2bgrx64le_2_c;
2846  *yuv2packedX = yuv2bgrx64le_X_c;
2847  }
2848  break;
2849  case AV_PIX_FMT_BGRA64BE:
2850 #if CONFIG_SWSCALE_ALPHA
2851  if (c->needAlpha) {
2852  *yuv2packed1 = yuv2bgra64be_1_c;
2853  *yuv2packed2 = yuv2bgra64be_2_c;
2854  *yuv2packedX = yuv2bgra64be_X_c;
2855  } else
2856 #endif /* CONFIG_SWSCALE_ALPHA */
2857  {
2858  *yuv2packed1 = yuv2bgrx64be_1_c;
2859  *yuv2packed2 = yuv2bgrx64be_2_c;
2860  *yuv2packedX = yuv2bgrx64be_X_c;
2861  }
2862  break;
2863  case AV_PIX_FMT_RGB48LE:
2864  *yuv2packed1 = yuv2rgb48le_1_c;
2865  *yuv2packed2 = yuv2rgb48le_2_c;
2866  *yuv2packedX = yuv2rgb48le_X_c;
2867  break;
2868  case AV_PIX_FMT_RGB48BE:
2869  *yuv2packed1 = yuv2rgb48be_1_c;
2870  *yuv2packed2 = yuv2rgb48be_2_c;
2871  *yuv2packedX = yuv2rgb48be_X_c;
2872  break;
2873  case AV_PIX_FMT_BGR48LE:
2874  *yuv2packed1 = yuv2bgr48le_1_c;
2875  *yuv2packed2 = yuv2bgr48le_2_c;
2876  *yuv2packedX = yuv2bgr48le_X_c;
2877  break;
2878  case AV_PIX_FMT_BGR48BE:
2879  *yuv2packed1 = yuv2bgr48be_1_c;
2880  *yuv2packed2 = yuv2bgr48be_2_c;
2881  *yuv2packedX = yuv2bgr48be_X_c;
2882  break;
2883  case AV_PIX_FMT_RGB32:
2884  case AV_PIX_FMT_BGR32:
2885 #if CONFIG_SMALL
2886  *yuv2packed1 = yuv2rgb32_1_c;
2887  *yuv2packed2 = yuv2rgb32_2_c;
2888  *yuv2packedX = yuv2rgb32_X_c;
2889 #else
2890 #if CONFIG_SWSCALE_ALPHA
2891  if (c->needAlpha) {
2892  *yuv2packed1 = yuv2rgba32_1_c;
2893  *yuv2packed2 = yuv2rgba32_2_c;
2894  *yuv2packedX = yuv2rgba32_X_c;
2895  } else
2896 #endif /* CONFIG_SWSCALE_ALPHA */
2897  {
2898  *yuv2packed1 = yuv2rgbx32_1_c;
2899  *yuv2packed2 = yuv2rgbx32_2_c;
2900  *yuv2packedX = yuv2rgbx32_X_c;
2901  }
2902 #endif /* !CONFIG_SMALL */
2903  break;
2904  case AV_PIX_FMT_RGB32_1:
2905  case AV_PIX_FMT_BGR32_1:
2906 #if CONFIG_SMALL
2907  *yuv2packed1 = yuv2rgb32_1_1_c;
2908  *yuv2packed2 = yuv2rgb32_1_2_c;
2909  *yuv2packedX = yuv2rgb32_1_X_c;
2910 #else
2911 #if CONFIG_SWSCALE_ALPHA
2912  if (c->needAlpha) {
2913  *yuv2packed1 = yuv2rgba32_1_1_c;
2914  *yuv2packed2 = yuv2rgba32_1_2_c;
2915  *yuv2packedX = yuv2rgba32_1_X_c;
2916  } else
2917 #endif /* CONFIG_SWSCALE_ALPHA */
2918  {
2919  *yuv2packed1 = yuv2rgbx32_1_1_c;
2920  *yuv2packed2 = yuv2rgbx32_1_2_c;
2921  *yuv2packedX = yuv2rgbx32_1_X_c;
2922  }
2923 #endif /* !CONFIG_SMALL */
2924  break;
2925  case AV_PIX_FMT_RGB24:
2926  *yuv2packed1 = yuv2rgb24_1_c;
2927  *yuv2packed2 = yuv2rgb24_2_c;
2928  *yuv2packedX = yuv2rgb24_X_c;
2929  break;
2930  case AV_PIX_FMT_BGR24:
2931  *yuv2packed1 = yuv2bgr24_1_c;
2932  *yuv2packed2 = yuv2bgr24_2_c;
2933  *yuv2packedX = yuv2bgr24_X_c;
2934  break;
2935  case AV_PIX_FMT_RGB565LE:
2936  case AV_PIX_FMT_RGB565BE:
2937  case AV_PIX_FMT_BGR565LE:
2938  case AV_PIX_FMT_BGR565BE:
2939  *yuv2packed1 = yuv2rgb16_1_c;
2940  *yuv2packed2 = yuv2rgb16_2_c;
2941  *yuv2packedX = yuv2rgb16_X_c;
2942  break;
2943  case AV_PIX_FMT_RGB555LE:
2944  case AV_PIX_FMT_RGB555BE:
2945  case AV_PIX_FMT_BGR555LE:
2946  case AV_PIX_FMT_BGR555BE:
2947  *yuv2packed1 = yuv2rgb15_1_c;
2948  *yuv2packed2 = yuv2rgb15_2_c;
2949  *yuv2packedX = yuv2rgb15_X_c;
2950  break;
2951  case AV_PIX_FMT_RGB444LE:
2952  case AV_PIX_FMT_RGB444BE:
2953  case AV_PIX_FMT_BGR444LE:
2954  case AV_PIX_FMT_BGR444BE:
2955  *yuv2packed1 = yuv2rgb12_1_c;
2956  *yuv2packed2 = yuv2rgb12_2_c;
2957  *yuv2packedX = yuv2rgb12_X_c;
2958  break;
2959  case AV_PIX_FMT_RGB8:
2960  case AV_PIX_FMT_BGR8:
2961  *yuv2packed1 = yuv2rgb8_1_c;
2962  *yuv2packed2 = yuv2rgb8_2_c;
2963  *yuv2packedX = yuv2rgb8_X_c;
2964  break;
2965  case AV_PIX_FMT_RGB4:
2966  case AV_PIX_FMT_BGR4:
2967  *yuv2packed1 = yuv2rgb4_1_c;
2968  *yuv2packed2 = yuv2rgb4_2_c;
2969  *yuv2packedX = yuv2rgb4_X_c;
2970  break;
2971  case AV_PIX_FMT_RGB4_BYTE:
2972  case AV_PIX_FMT_BGR4_BYTE:
2973  *yuv2packed1 = yuv2rgb4b_1_c;
2974  *yuv2packed2 = yuv2rgb4b_2_c;
2975  *yuv2packedX = yuv2rgb4b_X_c;
2976  break;
2977  }
2978  }
2979  switch (dstFormat) {
2980  case AV_PIX_FMT_MONOWHITE:
2981  *yuv2packed1 = yuv2monowhite_1_c;
2982  *yuv2packed2 = yuv2monowhite_2_c;
2983  *yuv2packedX = yuv2monowhite_X_c;
2984  break;
2985  case AV_PIX_FMT_MONOBLACK:
2986  *yuv2packed1 = yuv2monoblack_1_c;
2987  *yuv2packed2 = yuv2monoblack_2_c;
2988  *yuv2packedX = yuv2monoblack_X_c;
2989  break;
2990  case AV_PIX_FMT_YUYV422:
2991  *yuv2packed1 = yuv2yuyv422_1_c;
2992  *yuv2packed2 = yuv2yuyv422_2_c;
2993  *yuv2packedX = yuv2yuyv422_X_c;
2994  break;
2995  case AV_PIX_FMT_YVYU422:
2996  *yuv2packed1 = yuv2yvyu422_1_c;
2997  *yuv2packed2 = yuv2yvyu422_2_c;
2998  *yuv2packedX = yuv2yvyu422_X_c;
2999  break;
3000  case AV_PIX_FMT_UYVY422:
3001  *yuv2packed1 = yuv2uyvy422_1_c;
3002  *yuv2packed2 = yuv2uyvy422_2_c;
3003  *yuv2packedX = yuv2uyvy422_X_c;
3004  break;
3005  case AV_PIX_FMT_YA8:
3006  *yuv2packed1 = yuv2ya8_1_c;
3007  *yuv2packed2 = yuv2ya8_2_c;
3008  *yuv2packedX = yuv2ya8_X_c;
3009  break;
3010  case AV_PIX_FMT_YA16LE:
3011  *yuv2packed1 = yuv2ya16le_1_c;
3012  *yuv2packed2 = yuv2ya16le_2_c;
3013  *yuv2packedX = yuv2ya16le_X_c;
3014  break;
3015  case AV_PIX_FMT_YA16BE:
3016  *yuv2packed1 = yuv2ya16be_1_c;
3017  *yuv2packed2 = yuv2ya16be_2_c;
3018  *yuv2packedX = yuv2ya16be_X_c;
3019  break;
3020  case AV_PIX_FMT_AYUV64LE:
3021  *yuv2packedX = yuv2ayuv64le_X_c;
3022  break;
3023  }
3024 }
packed YUV 4:2:2, 16bpp, Cb Y0 Cr Y1
Definition: pixfmt.h:81
IEEE-754 single precision Y, 32bpp, big-endian.
Definition: pixfmt.h:340
planar GBR 4:4:4:4 40bpp, little-endian
Definition: pixfmt.h:291
#define NULL
Definition: coverity.c:32
static av_always_inline void yuv2rgb_1_c_template(SwsContext *c, const int16_t *buf0, const int16_t *ubuf[2], const int16_t *vbuf[2], const int16_t *abuf0, uint8_t *dest, int dstW, int uvalpha, int y, enum AVPixelFormat target, int hasAlpha)
Definition: output.c:1733
static void yuv2ayuv64le_X_c(SwsContext *c, const int16_t *lumFilter, const int16_t **_lumSrc, int lumFilterSize, const int16_t *chrFilter, const int16_t **_chrUSrc, const int16_t **_chrVSrc, int chrFilterSize, const int16_t **_alpSrc, uint8_t *dest, int dstW, int y)
Definition: output.c:2485
av_cold void ff_sws_init_output_funcs(SwsContext *c, yuv2planar1_fn *yuv2plane1, yuv2planarX_fn *yuv2planeX, yuv2interleavedX_fn *yuv2nv12cX, yuv2packed1_fn *yuv2packed1, yuv2packed2_fn *yuv2packed2, yuv2packedX_fn *yuv2packedX, yuv2anyX_fn *yuv2anyX)
Definition: output.c:2533
static void yuv2gbrp16_full_X_c(SwsContext *c, const int16_t *lumFilter, const int16_t **lumSrcx, int lumFilterSize, const int16_t *chrFilter, const int16_t **chrUSrcx, const int16_t **chrVSrcx, int chrFilterSize, const int16_t **alpSrcx, uint8_t **dest, int dstW, int y)
Definition: output.c:2241
static int shift(int a, int b)
Definition: sonic.c:82
const AVPixFmtDescriptor * av_pix_fmt_desc_get(enum AVPixelFormat pix_fmt)
Definition: pixdesc.c:2549
if(ret< 0)
Definition: vf_mcdeint.c:279
#define YUVRGB_TABLE_HEADROOM
#define X_DITHER(u, v)
static void yuv2p010lX_BE_c(const int16_t *filter, int filterSize, const int16_t **src, uint8_t *dest, int dstW, const uint8_t *dither, int offset)
Definition: output.c:524
8 bits gray, 8 bits alpha
Definition: pixfmt.h:143
packed RGBA 16:16:16:16, 64bpp, 16B, 16G, 16R, 16A, the 2-byte value for each R/G/B/A component is st...
Definition: pixfmt.h:208
#define A1
Definition: binkdsp.c:31
packed RGB 8:8:8, 24bpp, RGBRGB...
Definition: pixfmt.h:68
packed RGB 1:2:1 bitstream, 4bpp, (msb)1B 2G 1R(lsb), a byte contains two pixels, the first pixel in ...
Definition: pixfmt.h:84
const char * g
Definition: vf_curves.c:115
const char * desc
Definition: nvenc.c:79
#define accumulate_bit(acc, val)
Definition: output.c:534
int acc
Definition: yuv2rgb.c:555
static void yuv2rgb(uint8_t *out, int ridx, int Y, int U, int V)
Definition: g2meet.c:280
const uint8_t ff_dither_2x2_8[][8]
Definition: output.c:45
static av_always_inline void yuv2rgb_full_1_c_template(SwsContext *c, const int16_t *buf0, const int16_t *ubuf[2], const int16_t *vbuf[2], const int16_t *abuf0, uint8_t *dest, int dstW, int uvalpha, int y, enum AVPixelFormat target, int hasAlpha)
Definition: output.c:2078
planar GBR 4:4:4 24bpp
Definition: pixfmt.h:168
packed RGB 5:5:5, 16bpp, (msb)1X 5R 5G 5B(lsb), little-endian, X=unused/undefined ...
Definition: pixfmt.h:108
packed RGBA 16:16:16:16, 64bpp, 16B, 16G, 16R, 16A, the 2-byte value for each R/G/B/A component is st...
Definition: pixfmt.h:207
const char * b
Definition: vf_curves.c:116
static void yuv2p010l1_LE_c(const int16_t *src, uint8_t *dest, int dstW, const uint8_t *dither, int offset)
Definition: output.c:503
uint8_t * table_bU[256+2 *YUVRGB_TABLE_HEADROOM]
#define av_bswap16
Definition: bswap.h:31
static av_always_inline int is16BPS(enum AVPixelFormat pix_fmt)
Convenience header that includes libavutil&#39;s core.
packed BGR 5:6:5, 16bpp, (msb) 5B 6G 5R(lsb), little-endian
Definition: pixfmt.h:111
planar GBR 4:4:4 36bpp, little-endian
Definition: pixfmt.h:255
packed RGB 4:4:4, 16bpp, (msb)4X 4R 4G 4B(lsb), big-endian, X=unused/undefined
Definition: pixfmt.h:140
#define AV_PIX_FMT_RGB444
Definition: pixfmt.h:386
planar GBR 4:4:4 36bpp, big-endian
Definition: pixfmt.h:254
const uint8_t ff_dither_8x8_220[][8]
Definition: output.c:84
static av_always_inline void yuv2plane1_16_c_template(const int32_t *src, uint16_t *dest, int dstW, int big_endian, int output_bits)
Definition: output.c:144
#define r_b
static av_always_inline void yuv2planeX_16_c_template(const int16_t *filter, int filterSize, const int32_t **src, uint16_t *dest, int dstW, int big_endian, int output_bits)
Definition: output.c:158
packed RGB 1:2:1 bitstream, 4bpp, (msb)1R 2G 1B(lsb), a byte contains two pixels, the first pixel in ...
Definition: pixfmt.h:87
#define output_pixels(pos, Y1, U, Y2, V)
Definition: output.c:744
Macro definitions for various function/variable attributes.
#define b_r
packed RGB 5:6:5, 16bpp, (msb) 5R 6G 5B(lsb), little-endian
Definition: pixfmt.h:106
packed RGB 1:2:1, 8bpp, (msb)1B 2G 1R(lsb)
Definition: pixfmt.h:85
const uint8_t ff_dither_8x8_32[][8]
Definition: output.c:59
planar GBRA 4:4:4:4 64bpp, big-endian
Definition: pixfmt.h:216
#define av_assert0(cond)
assert() equivalent, that is always enabled.
Definition: avassert.h:37
const uint8_t ff_dither_2x2_4[][8]
Definition: output.c:39
static void filter(int16_t *output, ptrdiff_t out_stride, int16_t *low, ptrdiff_t low_stride, int16_t *high, ptrdiff_t high_stride, int len, int clip)
Definition: cfhd.c:196
AVComponentDescriptor comp[4]
Parameters that describe how pixels are packed.
Definition: pixdesc.h:117
uint8_t
#define av_cold
Definition: attributes.h:88
#define AV_PIX_FMT_FLAG_ALPHA
The pixel format has an alpha channel.
Definition: pixdesc.h:177
#define av_assert2(cond)
assert() equivalent, that does lie in speed critical code.
Definition: avassert.h:64
const uint8_t ff_dither_4x4_16[][8]
Definition: output.c:51
packed RGB 16:16:16, 48bpp, 16R, 16G, 16B, the 2-byte value for each R/G/B component is stored as lit...
Definition: pixfmt.h:103
static av_always_inline void yuv2ya16_2_c_template(SwsContext *c, const int32_t *buf[2], const int32_t *unused_ubuf[2], const int32_t *unused_vbuf[2], const int32_t *abuf[2], uint16_t *dest, int dstW, int yalpha, int unused_uvalpha, int y, enum AVPixelFormat target, int unused_hasAlpha, int unused_eightbytes)
Definition: output.c:933
packed RGBA 16:16:16:16, 64bpp, 16R, 16G, 16B, 16A, the 2-byte value for each R/G/B/A component is st...
Definition: pixfmt.h:205
static void yuv2ya8_2_c(SwsContext *c, const int16_t *buf[2], const int16_t *ubuf[2], const int16_t *vbuf[2], const int16_t *abuf[2], uint8_t *dest, int dstW, int yalpha, int uvalpha, int y)
Definition: output.c:2418
packed RGB 4:4:4, 16bpp, (msb)4X 4R 4G 4B(lsb), little-endian, X=unused/undefined ...
Definition: pixfmt.h:139
#define SWS_FULL_CHR_H_INT
Definition: swscale.h:79
#define u(width, name, range_min, range_max)
Definition: cbs_h2645.c:262
packed RGB 5:6:5, 16bpp, (msb) 5R 6G 5B(lsb), big-endian
Definition: pixfmt.h:105
packed ABGR 8:8:8:8, 32bpp, ABGRABGR...
Definition: pixfmt.h:94
static void yuv2gbrp_full_X_c(SwsContext *c, const int16_t *lumFilter, const int16_t **lumSrc, int lumFilterSize, const int16_t *chrFilter, const int16_t **chrUSrc, const int16_t **chrVSrc, int chrFilterSize, const int16_t **alpSrc, uint8_t **dest, int dstW, int y)
Definition: output.c:2159
static av_always_inline void yuv2422_2_c_template(SwsContext *c, const int16_t *buf[2], const int16_t *ubuf[2], const int16_t *vbuf[2], const int16_t *abuf[2], uint8_t *dest, int dstW, int yalpha, int uvalpha, int y, enum AVPixelFormat target)
Definition: output.c:802
#define DECLARE_ALIGNED(n, t, v)
Declare a variable that is aligned in memory.
Definition: mem.h:112
planar GBR 4:4:4 48bpp, big-endian
Definition: pixfmt.h:174
void(* yuv2planar1_fn)(const int16_t *src, uint8_t *dest, int dstW, const uint8_t *dither, int offset)
Write one line of horizontally scaled data to planar output without any additional vertical scaling (...
static av_always_inline void yuv2rgb_full_2_c_template(SwsContext *c, const int16_t *buf[2], const int16_t *ubuf[2], const int16_t *vbuf[2], const int16_t *abuf[2], uint8_t *dest, int dstW, int yalpha, int uvalpha, int y, enum AVPixelFormat target, int hasAlpha)
Definition: output.c:2033
external API header
static av_always_inline void yuv2rgb_full_X_c_template(SwsContext *c, const int16_t *lumFilter, const int16_t **lumSrc, int lumFilterSize, const int16_t *chrFilter, const int16_t **chrUSrc, const int16_t **chrVSrc, int chrFilterSize, const int16_t **alpSrc, uint8_t *dest, int dstW, int y, enum AVPixelFormat target, int hasAlpha)
Definition: output.c:1983
enum AVPixelFormat dstFormat
Destination pixel format.
uint8_t * table_gU[256+2 *YUVRGB_TABLE_HEADROOM]
static void yuv2p010cX_c(SwsContext *c, const int16_t *chrFilter, int chrFilterSize, const int16_t **chrUSrc, const int16_t **chrVSrc, uint8_t *dest8, int chrDstW)
Definition: output.c:480
static void yuv2p010l1_c(const int16_t *src, uint16_t *dest, int dstW, int big_endian)
Definition: output.c:450
#define A(x)
Definition: vp56_arith.h:28
#define yuv2planeX_float(template, dest_type, BE_LE)
Definition: output.c:290
int * dither_error[4]
#define U(x)
Definition: vp56_arith.h:37
#define src
Definition: vp8dsp.c:254
planar GBR 4:4:4 27bpp, big-endian
Definition: pixfmt.h:170
#define A2
Definition: binkdsp.c:32
#define B_R
Definition: output.c:886
#define i(width, name, range_min, range_max)
Definition: cbs_h2645.c:269
#define AV_PIX_FMT_BGR32_1
Definition: pixfmt.h:373
static av_always_inline void yuv2rgba64_full_1_c_template(SwsContext *c, const int32_t *buf0, const int32_t *ubuf[2], const int32_t *vbuf[2], const int32_t *abuf0, uint16_t *dest, int dstW, int uvalpha, int y, enum AVPixelFormat target, int hasAlpha, int eightbytes)
Definition: output.c:1357
16 bits gray, 16 bits alpha (big-endian)
Definition: pixfmt.h:212
#define R
Definition: huffyuvdsp.h:34
like NV12, with 16bpp per component, big-endian
Definition: pixfmt.h:301
static void yuv2p010l1_BE_c(const int16_t *src, uint8_t *dest, int dstW, const uint8_t *dither, int offset)
Definition: output.c:510
const uint8_t * d64
Definition: yuv2rgb.c:503
#define B
Definition: huffyuvdsp.h:32
packed BGRA 8:8:8:8, 32bpp, BGRABGRA...
Definition: pixfmt.h:95
const char * r
Definition: vf_curves.c:114
static const uint8_t dither[8][8]
Definition: vf_fspp.c:57
static av_always_inline void yuv2rgba64_X_c_template(SwsContext *c, const int16_t *lumFilter, const int32_t **lumSrc, int lumFilterSize, const int16_t *chrFilter, const int32_t **chrUSrc, const int32_t **chrVSrc, int chrFilterSize, const int32_t **alpSrc, uint16_t *dest, int dstW, int y, enum AVPixelFormat target, int hasAlpha, int eightbytes)
Definition: output.c:991
static void yuv2p010lX_LE_c(const int16_t *filter, int filterSize, const int16_t **src, uint8_t *dest, int dstW, const uint8_t *dither, int offset)
Definition: output.c:517
planar YUV 4:2:0, 12bpp, 1 plane for Y and 1 plane for the UV components, which are interleaved (firs...
Definition: pixfmt.h:89
simple assert() macros that are a bit more flexible than ISO C assert().
like NV12, with 16bpp per component, little-endian
Definition: pixfmt.h:300
like NV12, with 10bpp per component, data in the high bits, zeros in the low bits, big-endian
Definition: pixfmt.h:285
static av_always_inline void yuv2planeX_10_c_template(const int16_t *filter, int filterSize, const int16_t **src, uint16_t *dest, int dstW, int big_endian, int output_bits)
Definition: output.c:333
static const uint8_t offset[127][2]
Definition: vf_spp.c:93
static av_always_inline void yuv2plane1_float_c_template(const int32_t *src, float *dest, int dstW)
Definition: output.c:212
#define yuv2NBPS(bits, BE_LE, is_be, template_size, typeX_t)
Definition: output.c:353
packed ARGB 8:8:8:8, 32bpp, ARGBARGB...
Definition: pixfmt.h:92
packed RGB 16:16:16, 48bpp, 16B, 16G, 16R, the 2-byte value for each R/G/B component is stored as lit...
Definition: pixfmt.h:149
packed RGBA 8:8:8:8, 32bpp, RGBARGBA...
Definition: pixfmt.h:93
static av_always_inline void yuv2mono_2_c_template(SwsContext *c, const int16_t *buf[2], const int16_t *ubuf[2], const int16_t *vbuf[2], const int16_t *abuf[2], uint8_t *dest, int dstW, int yalpha, int uvalpha, int y, enum AVPixelFormat target)
Definition: output.c:598
static av_always_inline void yuv2422_1_c_template(SwsContext *c, const int16_t *buf0, const int16_t *ubuf[2], const int16_t *vbuf[2], const int16_t *abuf0, uint8_t *dest, int dstW, int uvalpha, int y, enum AVPixelFormat target)
Definition: output.c:835
uint64_t flags
Combination of AV_PIX_FMT_FLAG_...
Definition: pixdesc.h:106
planar YUV 4:4:4, 24bpp, 1 plane for Y and 1 plane for the UV components, which are interleaved (firs...
Definition: pixfmt.h:348
as above, but U and V bytes are swapped
Definition: pixfmt.h:90
planar GBR 4:4:4:4 48bpp, big-endian
Definition: pixfmt.h:287
static av_always_inline void yuv2planeX_float_c_template(const int16_t *filter, int filterSize, const int32_t **src, float *dest, int dstW)
Definition: output.c:244
planar GBR 4:4:4:4 40bpp, big-endian
Definition: pixfmt.h:290
#define Y
Definition: boxblur.h:38
IEEE-754 single precision planar GBR 4:4:4, 96bpp, little-endian.
Definition: pixfmt.h:319
static void yuv2ya8_X_c(SwsContext *c, const int16_t *lumFilter, const int16_t **lumSrc, int lumFilterSize, const int16_t *chrFilter, const int16_t **chrUSrc, const int16_t **chrVSrc, int chrFilterSize, const int16_t **alpSrc, uint8_t *dest, int dstW, int y)
Definition: output.c:2449
packed RGB 1:2:1, 8bpp, (msb)1R 2G 1B(lsb)
Definition: pixfmt.h:88
static av_always_inline void yuv2mono_1_c_template(SwsContext *c, const int16_t *buf0, const int16_t *ubuf[2], const int16_t *vbuf[2], const int16_t *abuf0, uint8_t *dest, int dstW, int uvalpha, int y, enum AVPixelFormat target)
Definition: output.c:659
static av_always_inline void yuv2plane1_float_bswap_c_template(const int32_t *src, uint32_t *dest, int dstW)
Definition: output.c:228
static void yuv2plane1_8_c(const int16_t *src, uint8_t *dest, int dstW, const uint8_t *dither, int offset)
Definition: output.c:395
int32_t
packed YUV 4:2:2, 16bpp, Y0 Cr Y1 Cb
Definition: pixfmt.h:210
int table_gV[256+2 *YUVRGB_TABLE_HEADROOM]
packed RGB 8:8:8, 24bpp, BGRBGR...
Definition: pixfmt.h:69
uint8_t * table_rV[256+2 *YUVRGB_TABLE_HEADROOM]
like NV12, with 10bpp per component, data in the high bits, zeros in the low bits, little-endian
Definition: pixfmt.h:284
static av_always_inline void yuv2ya16_X_c_template(SwsContext *c, const int16_t *lumFilter, const int32_t **lumSrc, int lumFilterSize, const int16_t *chrFilter, const int32_t **unused_chrUSrc, const int32_t **unused_chrVSrc, int unused_chrFilterSize, const int32_t **alpSrc, uint16_t *dest, int dstW, int y, enum AVPixelFormat target, int unused_hasAlpha, int unused_eightbytes)
Definition: output.c:895
packed RGB 16:16:16, 48bpp, 16B, 16G, 16R, the 2-byte value for each R/G/B component is stored as big...
Definition: pixfmt.h:148
packed BGR 5:6:5, 16bpp, (msb) 5B 6G 5R(lsb), big-endian
Definition: pixfmt.h:110
planar GBR 4:4:4:4 48bpp, little-endian
Definition: pixfmt.h:288
#define AV_PIX_FMT_BGR555
Definition: pixfmt.h:390
#define AV_PIX_FMT_BGR32
Definition: pixfmt.h:372
static av_always_inline int isBE(enum AVPixelFormat pix_fmt)
#define YUV2PACKED16WRAPPER(name, base, ext, fmt, hasAlpha, eightbytes)
Definition: output.c:1437
packed RGB 3:3:2, 8bpp, (msb)2B 3G 3R(lsb)
Definition: pixfmt.h:83
#define av_bswap32
Definition: bswap.h:33
void(* yuv2packedX_fn)(struct SwsContext *c, const int16_t *lumFilter, const int16_t **lumSrc, int lumFilterSize, const int16_t *chrFilter, const int16_t **chrUSrc, const int16_t **chrVSrc, int chrFilterSize, const int16_t **alpSrc, uint8_t *dest, int dstW, int y)
Write one line of horizontally scaled Y/U/V/A to packed-pixel YUV/RGB output by doing multi-point ver...
static av_always_inline void yuv2mono_X_c_template(SwsContext *c, const int16_t *lumFilter, const int16_t **lumSrc, int lumFilterSize, const int16_t *chrFilter, const int16_t **chrUSrc, const int16_t **chrVSrc, int chrFilterSize, const int16_t **alpSrc, uint8_t *dest, int dstW, int y, enum AVPixelFormat target)
Definition: output.c:545
Descriptor that unambiguously describes how the bits of a pixel are stored in the up to 4 data planes...
Definition: pixdesc.h:81
static void yuv2ya8_1_c(SwsContext *c, const int16_t *buf0, const int16_t *ubuf[2], const int16_t *vbuf[2], const int16_t *abuf0, uint8_t *dest, int dstW, int uvalpha, int y)
Definition: output.c:2392
planar GBR 4:4:4 30bpp, big-endian
Definition: pixfmt.h:172
#define AV_PIX_FMT_RGB32
Definition: pixfmt.h:370
void(* yuv2packed1_fn)(struct SwsContext *c, const int16_t *lumSrc, const int16_t *chrUSrc[2], const int16_t *chrVSrc[2], const int16_t *alpSrc, uint8_t *dest, int dstW, int uvalpha, int y)
Write one line of horizontally scaled Y/U/V/A to packed-pixel YUV/RGB output without any additional v...
static av_always_inline void yuv2rgb_2_c_template(SwsContext *c, const int16_t *buf[2], const int16_t *ubuf[2], const int16_t *vbuf[2], const int16_t *abuf[2], uint8_t *dest, int dstW, int yalpha, int uvalpha, int y, enum AVPixelFormat target, int hasAlpha)
Definition: output.c:1693
packed YUV 4:2:2, 16bpp, Y0 Cb Y1 Cr
Definition: pixfmt.h:67
planar GBR 4:4:4 42bpp, little-endian
Definition: pixfmt.h:257
const uint8_t ff_dither_8x8_73[][8]
Definition: output.c:71
as above, but U and V bytes are swapped
Definition: pixfmt.h:349
IEEE-754 single precision planar GBR 4:4:4, 96bpp, big-endian.
Definition: pixfmt.h:318
static av_always_inline void yuv2422_X_c_template(SwsContext *c, const int16_t *lumFilter, const int16_t **lumSrc, int lumFilterSize, const int16_t *chrFilter, const int16_t **chrUSrc, const int16_t **chrVSrc, int chrFilterSize, const int16_t **alpSrc, uint8_t *dest, int dstW, int y, enum AVPixelFormat target)
Definition: output.c:763
void(* yuv2planarX_fn)(const int16_t *filter, int filterSize, const int16_t **src, uint8_t *dest, int dstW, const uint8_t *dither, int offset)
Write one line of horizontally scaled data to planar output with multi-point vertical scaling between...
byte swapping routines
const uint8_t * d32
Definition: yuv2rgb.c:502
planar GBR 4:4:4 42bpp, big-endian
Definition: pixfmt.h:256
static av_always_inline void yuv2rgb_write(uint8_t *_dest, int i, int Y1, int Y2, unsigned A1, unsigned A2, const void *_r, const void *_g, const void *_b, int y, enum AVPixelFormat target, int hasAlpha)
Definition: output.c:1520
packed BGR 5:5:5, 16bpp, (msb)1X 5B 5G 5R(lsb), little-endian, X=unused/undefined ...
Definition: pixfmt.h:113
#define SH(val, pdst)
static av_always_inline void yuv2rgba64_full_X_c_template(SwsContext *c, const int16_t *lumFilter, const int32_t **lumSrc, int lumFilterSize, const int16_t *chrFilter, const int32_t **chrUSrc, const int32_t **chrVSrc, int chrFilterSize, const int32_t **alpSrc, uint16_t *dest, int dstW, int y, enum AVPixelFormat target, int hasAlpha, int eightbytes)
Definition: output.c:1241
static void yuv2p010lX_c(const int16_t *filter, int filterSize, const int16_t **src, uint16_t *dest, int dstW, int big_endian)
Definition: output.c:463
static av_always_inline uint32_t av_float2int(float f)
Reinterpret a float as a 32-bit integer.
Definition: intfloat.h:50
static av_always_inline void yuv2planeX_float_bswap_c_template(const int16_t *filter, int filterSize, const int32_t **src, uint32_t *dest, int dstW)
Definition: output.c:264
#define YUV2RGBWRAPPER(name, base, ext, fmt, hasAlpha)
Definition: output.c:1812
#define AV_PIX_FMT_BGR565
Definition: pixfmt.h:389
const uint8_t * chrDither8
static av_always_inline void yuv2ya16_1_c_template(SwsContext *c, const int32_t *buf0, const int32_t *unused_ubuf[2], const int32_t *unused_vbuf[2], const int32_t *abuf0, uint16_t *dest, int dstW, int unused_uvalpha, int y, enum AVPixelFormat target, int unused_hasAlpha, int unused_eightbytes)
Definition: output.c:965
packed RGB 5:5:5, 16bpp, (msb)1X 5R 5G 5B(lsb), big-endian , X=unused/undefined
Definition: pixfmt.h:107
packed BGR 4:4:4, 16bpp, (msb)4X 4B 4G 4R(lsb), big-endian, X=unused/undefined
Definition: pixfmt.h:142
SwsDither dither
#define A_DITHER(u, v)
static void yuv2gbrpf32_full_X_c(SwsContext *c, const int16_t *lumFilter, const int16_t **lumSrcx, int lumFilterSize, const int16_t *chrFilter, const int16_t **chrUSrcx, const int16_t **chrVSrcx, int chrFilterSize, const int16_t **alpSrcx, uint8_t **dest, int dstW, int y)
Definition: output.c:2316
Y , 1bpp, 0 is black, 1 is white, in each byte pixels are ordered from the msb to the lsb...
Definition: pixfmt.h:76
static void FUNC() yuv2planeX(const int16_t *filter, int filterSize, const int16_t **src, uint8_t *dest, int dstW, const uint8_t *dither, int offset)
#define CONFIG_SWSCALE_ALPHA
Definition: config.h:557
Y , 1bpp, 0 is white, 1 is black, in each byte pixels are ordered from the msb to the lsb...
Definition: pixfmt.h:75
#define G
Definition: huffyuvdsp.h:33
planar GBRA 4:4:4:4 32bpp
Definition: pixfmt.h:215
static av_always_inline void yuv2rgb_X_c_template(SwsContext *c, const int16_t *lumFilter, const int16_t **lumSrc, int lumFilterSize, const int16_t *chrFilter, const int16_t **chrUSrc, const int16_t **chrVSrc, int chrFilterSize, const int16_t **alpSrc, uint8_t *dest, int dstW, int y, enum AVPixelFormat target, int hasAlpha)
Definition: output.c:1639
IEEE-754 single precision planar GBRA 4:4:4:4, 128bpp, little-endian.
Definition: pixfmt.h:321
planar GBR 4:4:4 27bpp, little-endian
Definition: pixfmt.h:171
static double c[64]
packed RGB 16:16:16, 48bpp, 16R, 16G, 16B, the 2-byte value for each R/G/B component is stored as big...
Definition: pixfmt.h:102
#define AV_PIX_FMT_BGR444
Definition: pixfmt.h:391
#define AV_WL16(p, v)
Definition: intreadwrite.h:412
void(* yuv2packed2_fn)(struct SwsContext *c, const int16_t *lumSrc[2], const int16_t *chrUSrc[2], const int16_t *chrVSrc[2], const int16_t *alpSrc[2], uint8_t *dest, int dstW, int yalpha, int uvalpha, int y)
Write one line of horizontally scaled Y/U/V/A to packed-pixel YUV/RGB output by doing bilinear scalin...
#define output_pixel(pos, val, bias, signedness)
Definition: output.c:887
const uint8_t * d128
Definition: yuv2rgb.c:554
packed RGB 3:3:2, 8bpp, (msb)2R 3G 3B(lsb)
Definition: pixfmt.h:86
#define AV_PIX_FMT_RGB555
Definition: pixfmt.h:385
static av_always_inline void yuv2rgb_write_full(SwsContext *c, uint8_t *dest, int i, int Y, int A, int U, int V, int y, enum AVPixelFormat target, int hasAlpha, int err[4])
Definition: output.c:1843
IEEE-754 single precision planar GBRA 4:4:4:4, 128bpp, big-endian.
Definition: pixfmt.h:320
static av_always_inline void yuv2rgba64_full_2_c_template(SwsContext *c, const int32_t *buf[2], const int32_t *ubuf[2], const int32_t *vbuf[2], const int32_t *abuf[2], uint16_t *dest, int dstW, int yalpha, int uvalpha, int y, enum AVPixelFormat target, int hasAlpha, int eightbytes)
Definition: output.c:1305
static av_always_inline void yuv2rgba64_1_c_template(SwsContext *c, const int32_t *buf0, const int32_t *ubuf[2], const int32_t *vbuf[2], const int32_t *abuf0, uint16_t *dest, int dstW, int uvalpha, int y, enum AVPixelFormat target, int hasAlpha, int eightbytes)
Definition: output.c:1138
#define AV_PIX_FMT_RGB32_1
Definition: pixfmt.h:371
void(* yuv2interleavedX_fn)(struct SwsContext *c, const int16_t *chrFilter, int chrFilterSize, const int16_t **chrUSrc, const int16_t **chrVSrc, uint8_t *dest, int dstW)
Write one line of horizontally scaled chroma to interleaved output with multi-point vertical scaling ...
static void yuv2nv12cX_c(SwsContext *c, const int16_t *chrFilter, int chrFilterSize, const int16_t **chrUSrc, const int16_t **chrVSrc, uint8_t *dest, int chrDstW)
Definition: output.c:405
static av_always_inline void yuv2rgba64_2_c_template(SwsContext *c, const int32_t *buf[2], const int32_t *ubuf[2], const int32_t *vbuf[2], const int32_t *abuf[2], uint16_t *dest, int dstW, int yalpha, int uvalpha, int y, enum AVPixelFormat target, int hasAlpha, int eightbytes)
Definition: output.c:1073
16 bits gray, 16 bits alpha (little-endian)
Definition: pixfmt.h:213
void(* yuv2anyX_fn)(struct SwsContext *c, const int16_t *lumFilter, const int16_t **lumSrc, int lumFilterSize, const int16_t *chrFilter, const int16_t **chrUSrc, const int16_t **chrVSrc, int chrFilterSize, const int16_t **alpSrc, uint8_t **dest, int dstW, int y)
Write one line of horizontally scaled Y/U/V/A to YUV/RGB output by doing multi-point vertical scaling...
#define AV_PIX_FMT_RGB565
Definition: pixfmt.h:384
packed BGR 5:5:5, 16bpp, (msb)1X 5B 5G 5R(lsb), big-endian , X=unused/undefined
Definition: pixfmt.h:112
#define R_B
Definition: output.c:885
#define av_always_inline
Definition: attributes.h:45
planar GBR 4:4:4 48bpp, little-endian
Definition: pixfmt.h:175
packed BGR 4:4:4, 16bpp, (msb)4X 4B 4G 4R(lsb), little-endian, X=unused/undefined ...
Definition: pixfmt.h:141
#define HAVE_BIGENDIAN
Definition: config.h:199
#define yuv2plane1_float(template, dest_type, BE_LE)
Definition: output.c:283
static void yuv2p016cX_c(SwsContext *c, const int16_t *chrFilter, int chrFilterSize, const int16_t **chrUSrc, const int16_t **chrVSrc, uint8_t *dest8, int chrDstW)
Definition: output.c:183
int depth
Number of bits in the component.
Definition: pixdesc.h:58
IEEE-754 single precision Y, 32bpp, little-endian.
Definition: pixfmt.h:341
planar GBRA 4:4:4:4 64bpp, little-endian
Definition: pixfmt.h:217
#define YUV2PACKEDWRAPPER(name, base, ext, fmt)
Definition: output.c:709
int flags
Flags passed by the user to select scaler algorithm, optimizations, subsampling, etc...
AVPixelFormat
Pixel format.
Definition: pixfmt.h:64
static double val(void *priv, double ch)
Definition: aeval.c:76
static av_always_inline int isNBPS(enum AVPixelFormat pix_fmt)
planar GBR 4:4:4 30bpp, little-endian
Definition: pixfmt.h:173
packed RGBA 16:16:16:16, 64bpp, 16R, 16G, 16B, 16A, the 2-byte value for each R/G/B/A component is st...
Definition: pixfmt.h:206
packed AYUV 4:4:4,64bpp (1 Cr & Cb sample per 1x1 Y & A samples), little-endian
Definition: pixfmt.h:279
#define V
Definition: avdct.c:30