FFmpeg  4.2.3
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 = 1 << 18;
908  int64_t A = 0xffff<<14;
909 
910  for (j = 0; j < lumFilterSize; j++)
911  Y += lumSrc[j][i] * lumFilter[j];
912 
913  Y >>= 15;
914  Y = av_clip_uint16(Y);
915 
916  if (hasAlpha) {
917  for (j = 0; j < lumFilterSize; j++)
918  A += alpSrc[j][i] * lumFilter[j];
919 
920  A >>= 15;
921  A = av_clip_uint16(A);
922  }
923 
924  output_pixel(&dest[2 * i ], Y);
925  output_pixel(&dest[2 * i + 1], hasAlpha ? A : 65535);
926  }
927 }
928 
929 static av_always_inline void
931  const int32_t *unused_ubuf[2], const int32_t *unused_vbuf[2],
932  const int32_t *abuf[2], uint16_t *dest, int dstW,
933  int yalpha, int unused_uvalpha, int y,
934  enum AVPixelFormat target, int unused_hasAlpha, int unused_eightbytes)
935 {
936  int hasAlpha = abuf && abuf[0] && abuf[1];
937  const int32_t *buf0 = buf[0], *buf1 = buf[1],
938  *abuf0 = hasAlpha ? abuf[0] : NULL,
939  *abuf1 = hasAlpha ? abuf[1] : NULL;
940  int yalpha1 = 4096 - yalpha;
941  int i;
942 
943  av_assert2(yalpha <= 4096U);
944 
945  for (i = 0; i < dstW; i++) {
946  int Y = (buf0[i] * yalpha1 + buf1[i] * yalpha) >> 15;
947  int A;
948 
949  Y = av_clip_uint16(Y);
950 
951  if (hasAlpha) {
952  A = (abuf0[i] * yalpha1 + abuf1[i] * yalpha) >> 15;
953  A = av_clip_uint16(A);
954  }
955 
956  output_pixel(&dest[2 * i ], Y);
957  output_pixel(&dest[2 * i + 1], hasAlpha ? A : 65535);
958  }
959 }
960 
961 static av_always_inline void
963  const int32_t *unused_ubuf[2], const int32_t *unused_vbuf[2],
964  const int32_t *abuf0, uint16_t *dest, int dstW,
965  int unused_uvalpha, int y, enum AVPixelFormat target, int unused_hasAlpha, int unused_eightbytes)
966 {
967  int hasAlpha = !!abuf0;
968  int i;
969 
970  for (i = 0; i < dstW; i++) {
971  int Y = buf0[i] >> 3;/* 19 - 16 */
972  int A;
973 
974  Y = av_clip_uint16(Y);
975 
976  if (hasAlpha) {
977  A = abuf0[i] >> 3;
978  if (A & 0x100)
979  A = av_clip_uint16(A);
980  }
981 
982  output_pixel(&dest[2 * i ], Y);
983  output_pixel(&dest[2 * i + 1], hasAlpha ? A : 65535);
984  }
985 }
986 
987 static av_always_inline void
988 yuv2rgba64_X_c_template(SwsContext *c, const int16_t *lumFilter,
989  const int32_t **lumSrc, int lumFilterSize,
990  const int16_t *chrFilter, const int32_t **chrUSrc,
991  const int32_t **chrVSrc, int chrFilterSize,
992  const int32_t **alpSrc, uint16_t *dest, int dstW,
993  int y, enum AVPixelFormat target, int hasAlpha, int eightbytes)
994 {
995  int i;
996  int A1 = 0xffff<<14, A2 = 0xffff<<14;
997 
998  for (i = 0; i < ((dstW + 1) >> 1); i++) {
999  int j;
1000  int Y1 = -0x40000000;
1001  int Y2 = -0x40000000;
1002  int U = -(128 << 23); // 19
1003  int V = -(128 << 23);
1004  int R, G, B;
1005 
1006  for (j = 0; j < lumFilterSize; j++) {
1007  Y1 += lumSrc[j][i * 2] * (unsigned)lumFilter[j];
1008  Y2 += lumSrc[j][i * 2 + 1] * (unsigned)lumFilter[j];
1009  }
1010  for (j = 0; j < chrFilterSize; j++) {;
1011  U += chrUSrc[j][i] * (unsigned)chrFilter[j];
1012  V += chrVSrc[j][i] * (unsigned)chrFilter[j];
1013  }
1014 
1015  if (hasAlpha) {
1016  A1 = -0x40000000;
1017  A2 = -0x40000000;
1018  for (j = 0; j < lumFilterSize; j++) {
1019  A1 += alpSrc[j][i * 2] * (unsigned)lumFilter[j];
1020  A2 += alpSrc[j][i * 2 + 1] * (unsigned)lumFilter[j];
1021  }
1022  A1 >>= 1;
1023  A1 += 0x20002000;
1024  A2 >>= 1;
1025  A2 += 0x20002000;
1026  }
1027 
1028  // 8 bits: 12+15=27; 16 bits: 12+19=31
1029  Y1 >>= 14; // 10
1030  Y1 += 0x10000;
1031  Y2 >>= 14;
1032  Y2 += 0x10000;
1033  U >>= 14;
1034  V >>= 14;
1035 
1036  // 8 bits: 27 -> 17 bits, 16 bits: 31 - 14 = 17 bits
1037  Y1 -= c->yuv2rgb_y_offset;
1038  Y2 -= c->yuv2rgb_y_offset;
1039  Y1 *= c->yuv2rgb_y_coeff;
1040  Y2 *= c->yuv2rgb_y_coeff;
1041  Y1 += 1 << 13; // 21
1042  Y2 += 1 << 13;
1043  // 8 bits: 17 + 13 bits = 30 bits, 16 bits: 17 + 13 bits = 30 bits
1044 
1045  R = V * c->yuv2rgb_v2r_coeff;
1046  G = V * c->yuv2rgb_v2g_coeff + U * c->yuv2rgb_u2g_coeff;
1047  B = U * c->yuv2rgb_u2b_coeff;
1048 
1049  // 8 bits: 30 - 22 = 8 bits, 16 bits: 30 bits - 14 = 16 bits
1050  output_pixel(&dest[0], av_clip_uintp2(R_B + Y1, 30) >> 14);
1051  output_pixel(&dest[1], av_clip_uintp2( G + Y1, 30) >> 14);
1052  output_pixel(&dest[2], av_clip_uintp2(B_R + Y1, 30) >> 14);
1053  if (eightbytes) {
1054  output_pixel(&dest[3], av_clip_uintp2(A1 , 30) >> 14);
1055  output_pixel(&dest[4], av_clip_uintp2(R_B + Y2, 30) >> 14);
1056  output_pixel(&dest[5], av_clip_uintp2( G + Y2, 30) >> 14);
1057  output_pixel(&dest[6], av_clip_uintp2(B_R + Y2, 30) >> 14);
1058  output_pixel(&dest[7], av_clip_uintp2(A2 , 30) >> 14);
1059  dest += 8;
1060  } else {
1061  output_pixel(&dest[3], av_clip_uintp2(R_B + Y2, 30) >> 14);
1062  output_pixel(&dest[4], av_clip_uintp2( G + Y2, 30) >> 14);
1063  output_pixel(&dest[5], av_clip_uintp2(B_R + Y2, 30) >> 14);
1064  dest += 6;
1065  }
1066  }
1067 }
1068 
1069 static av_always_inline void
1071  const int32_t *ubuf[2], const int32_t *vbuf[2],
1072  const int32_t *abuf[2], uint16_t *dest, int dstW,
1073  int yalpha, int uvalpha, int y,
1074  enum AVPixelFormat target, int hasAlpha, int eightbytes)
1075 {
1076  const int32_t *buf0 = buf[0], *buf1 = buf[1],
1077  *ubuf0 = ubuf[0], *ubuf1 = ubuf[1],
1078  *vbuf0 = vbuf[0], *vbuf1 = vbuf[1],
1079  *abuf0 = hasAlpha ? abuf[0] : NULL,
1080  *abuf1 = hasAlpha ? abuf[1] : NULL;
1081  int yalpha1 = 4096 - yalpha;
1082  int uvalpha1 = 4096 - uvalpha;
1083  int i;
1084  int A1 = 0xffff<<14, A2 = 0xffff<<14;
1085 
1086  av_assert2(yalpha <= 4096U);
1087  av_assert2(uvalpha <= 4096U);
1088 
1089  for (i = 0; i < ((dstW + 1) >> 1); i++) {
1090  int Y1 = (buf0[i * 2] * yalpha1 + buf1[i * 2] * yalpha) >> 14;
1091  int Y2 = (buf0[i * 2 + 1] * yalpha1 + buf1[i * 2 + 1] * yalpha) >> 14;
1092  int U = (ubuf0[i] * uvalpha1 + ubuf1[i] * uvalpha - (128 << 23)) >> 14;
1093  int V = (vbuf0[i] * uvalpha1 + vbuf1[i] * uvalpha - (128 << 23)) >> 14;
1094  int R, G, B;
1095 
1096  Y1 -= c->yuv2rgb_y_offset;
1097  Y2 -= c->yuv2rgb_y_offset;
1098  Y1 *= c->yuv2rgb_y_coeff;
1099  Y2 *= c->yuv2rgb_y_coeff;
1100  Y1 += 1 << 13;
1101  Y2 += 1 << 13;
1102 
1103  R = V * c->yuv2rgb_v2r_coeff;
1104  G = V * c->yuv2rgb_v2g_coeff + U * c->yuv2rgb_u2g_coeff;
1105  B = U * c->yuv2rgb_u2b_coeff;
1106 
1107  if (hasAlpha) {
1108  A1 = (abuf0[i * 2 ] * yalpha1 + abuf1[i * 2 ] * yalpha) >> 1;
1109  A2 = (abuf0[i * 2 + 1] * yalpha1 + abuf1[i * 2 + 1] * yalpha) >> 1;
1110 
1111  A1 += 1 << 13;
1112  A2 += 1 << 13;
1113  }
1114 
1115  output_pixel(&dest[0], av_clip_uintp2(R_B + Y1, 30) >> 14);
1116  output_pixel(&dest[1], av_clip_uintp2( G + Y1, 30) >> 14);
1117  output_pixel(&dest[2], av_clip_uintp2(B_R + Y1, 30) >> 14);
1118  if (eightbytes) {
1119  output_pixel(&dest[3], av_clip_uintp2(A1 , 30) >> 14);
1120  output_pixel(&dest[4], av_clip_uintp2(R_B + Y2, 30) >> 14);
1121  output_pixel(&dest[5], av_clip_uintp2( G + Y2, 30) >> 14);
1122  output_pixel(&dest[6], av_clip_uintp2(B_R + Y2, 30) >> 14);
1123  output_pixel(&dest[7], av_clip_uintp2(A2 , 30) >> 14);
1124  dest += 8;
1125  } else {
1126  output_pixel(&dest[3], av_clip_uintp2(R_B + Y2, 30) >> 14);
1127  output_pixel(&dest[4], av_clip_uintp2( G + Y2, 30) >> 14);
1128  output_pixel(&dest[5], av_clip_uintp2(B_R + Y2, 30) >> 14);
1129  dest += 6;
1130  }
1131  }
1132 }
1133 
1134 static av_always_inline void
1136  const int32_t *ubuf[2], const int32_t *vbuf[2],
1137  const int32_t *abuf0, uint16_t *dest, int dstW,
1138  int uvalpha, int y, enum AVPixelFormat target, int hasAlpha, int eightbytes)
1139 {
1140  const int32_t *ubuf0 = ubuf[0], *vbuf0 = vbuf[0];
1141  int i;
1142  int A1 = 0xffff<<14, A2= 0xffff<<14;
1143 
1144  if (uvalpha < 2048) {
1145  for (i = 0; i < ((dstW + 1) >> 1); i++) {
1146  int Y1 = (buf0[i * 2] ) >> 2;
1147  int Y2 = (buf0[i * 2 + 1]) >> 2;
1148  int U = (ubuf0[i] - (128 << 11)) >> 2;
1149  int V = (vbuf0[i] - (128 << 11)) >> 2;
1150  int R, G, B;
1151 
1152  Y1 -= c->yuv2rgb_y_offset;
1153  Y2 -= c->yuv2rgb_y_offset;
1154  Y1 *= c->yuv2rgb_y_coeff;
1155  Y2 *= c->yuv2rgb_y_coeff;
1156  Y1 += 1 << 13;
1157  Y2 += 1 << 13;
1158 
1159  if (hasAlpha) {
1160  A1 = abuf0[i * 2 ] << 11;
1161  A2 = abuf0[i * 2 + 1] << 11;
1162 
1163  A1 += 1 << 13;
1164  A2 += 1 << 13;
1165  }
1166 
1167  R = V * c->yuv2rgb_v2r_coeff;
1168  G = V * c->yuv2rgb_v2g_coeff + U * c->yuv2rgb_u2g_coeff;
1169  B = U * c->yuv2rgb_u2b_coeff;
1170 
1171  output_pixel(&dest[0], av_clip_uintp2(R_B + Y1, 30) >> 14);
1172  output_pixel(&dest[1], av_clip_uintp2( G + Y1, 30) >> 14);
1173  output_pixel(&dest[2], av_clip_uintp2(B_R + Y1, 30) >> 14);
1174  if (eightbytes) {
1175  output_pixel(&dest[3], av_clip_uintp2(A1 , 30) >> 14);
1176  output_pixel(&dest[4], av_clip_uintp2(R_B + Y2, 30) >> 14);
1177  output_pixel(&dest[5], av_clip_uintp2( G + Y2, 30) >> 14);
1178  output_pixel(&dest[6], av_clip_uintp2(B_R + Y2, 30) >> 14);
1179  output_pixel(&dest[7], av_clip_uintp2(A2 , 30) >> 14);
1180  dest += 8;
1181  } else {
1182  output_pixel(&dest[3], av_clip_uintp2(R_B + Y2, 30) >> 14);
1183  output_pixel(&dest[4], av_clip_uintp2( G + Y2, 30) >> 14);
1184  output_pixel(&dest[5], av_clip_uintp2(B_R + Y2, 30) >> 14);
1185  dest += 6;
1186  }
1187  }
1188  } else {
1189  const int32_t *ubuf1 = ubuf[1], *vbuf1 = vbuf[1];
1190  int A1 = 0xffff<<14, A2 = 0xffff<<14;
1191  for (i = 0; i < ((dstW + 1) >> 1); i++) {
1192  int Y1 = (buf0[i * 2] ) >> 2;
1193  int Y2 = (buf0[i * 2 + 1]) >> 2;
1194  int U = (ubuf0[i] + ubuf1[i] - (128 << 12)) >> 3;
1195  int V = (vbuf0[i] + vbuf1[i] - (128 << 12)) >> 3;
1196  int R, G, B;
1197 
1198  Y1 -= c->yuv2rgb_y_offset;
1199  Y2 -= c->yuv2rgb_y_offset;
1200  Y1 *= c->yuv2rgb_y_coeff;
1201  Y2 *= c->yuv2rgb_y_coeff;
1202  Y1 += 1 << 13;
1203  Y2 += 1 << 13;
1204 
1205  if (hasAlpha) {
1206  A1 = abuf0[i * 2 ] << 11;
1207  A2 = abuf0[i * 2 + 1] << 11;
1208 
1209  A1 += 1 << 13;
1210  A2 += 1 << 13;
1211  }
1212 
1213  R = V * c->yuv2rgb_v2r_coeff;
1214  G = V * c->yuv2rgb_v2g_coeff + U * c->yuv2rgb_u2g_coeff;
1215  B = U * c->yuv2rgb_u2b_coeff;
1216 
1217  output_pixel(&dest[0], av_clip_uintp2(R_B + Y1, 30) >> 14);
1218  output_pixel(&dest[1], av_clip_uintp2( G + Y1, 30) >> 14);
1219  output_pixel(&dest[2], av_clip_uintp2(B_R + Y1, 30) >> 14);
1220  if (eightbytes) {
1221  output_pixel(&dest[3], av_clip_uintp2(A1 , 30) >> 14);
1222  output_pixel(&dest[4], av_clip_uintp2(R_B + Y2, 30) >> 14);
1223  output_pixel(&dest[5], av_clip_uintp2( G + Y2, 30) >> 14);
1224  output_pixel(&dest[6], av_clip_uintp2(B_R + Y2, 30) >> 14);
1225  output_pixel(&dest[7], av_clip_uintp2(A2 , 30) >> 14);
1226  dest += 8;
1227  } else {
1228  output_pixel(&dest[3], av_clip_uintp2(R_B + Y2, 30) >> 14);
1229  output_pixel(&dest[4], av_clip_uintp2( G + Y2, 30) >> 14);
1230  output_pixel(&dest[5], av_clip_uintp2(B_R + Y2, 30) >> 14);
1231  dest += 6;
1232  }
1233  }
1234  }
1235 }
1236 
1237 static av_always_inline void
1238 yuv2rgba64_full_X_c_template(SwsContext *c, const int16_t *lumFilter,
1239  const int32_t **lumSrc, int lumFilterSize,
1240  const int16_t *chrFilter, const int32_t **chrUSrc,
1241  const int32_t **chrVSrc, int chrFilterSize,
1242  const int32_t **alpSrc, uint16_t *dest, int dstW,
1243  int y, enum AVPixelFormat target, int hasAlpha, int eightbytes)
1244 {
1245  int i;
1246  int A = 0xffff<<14;
1247 
1248  for (i = 0; i < dstW; i++) {
1249  int j;
1250  int Y = -0x40000000;
1251  int U = -(128 << 23); // 19
1252  int V = -(128 << 23);
1253  int R, G, B;
1254 
1255  for (j = 0; j < lumFilterSize; j++) {
1256  Y += lumSrc[j][i] * (unsigned)lumFilter[j];
1257  }
1258  for (j = 0; j < chrFilterSize; j++) {;
1259  U += chrUSrc[j][i] * (unsigned)chrFilter[j];
1260  V += chrVSrc[j][i] * (unsigned)chrFilter[j];
1261  }
1262 
1263  if (hasAlpha) {
1264  A = -0x40000000;
1265  for (j = 0; j < lumFilterSize; j++) {
1266  A += alpSrc[j][i] * (unsigned)lumFilter[j];
1267  }
1268  A >>= 1;
1269  A += 0x20002000;
1270  }
1271 
1272  // 8bit: 12+15=27; 16-bit: 12+19=31
1273  Y >>= 14; // 10
1274  Y += 0x10000;
1275  U >>= 14;
1276  V >>= 14;
1277 
1278  // 8bit: 27 -> 17bit, 16bit: 31 - 14 = 17bit
1279  Y -= c->yuv2rgb_y_offset;
1280  Y *= c->yuv2rgb_y_coeff;
1281  Y += 1 << 13; // 21
1282  // 8bit: 17 + 13bit = 30bit, 16bit: 17 + 13bit = 30bit
1283 
1284  R = V * c->yuv2rgb_v2r_coeff;
1285  G = V * c->yuv2rgb_v2g_coeff + U * c->yuv2rgb_u2g_coeff;
1286  B = U * c->yuv2rgb_u2b_coeff;
1287 
1288  // 8bit: 30 - 22 = 8bit, 16bit: 30bit - 14 = 16bit
1289  output_pixel(&dest[0], av_clip_uintp2(R_B + Y, 30) >> 14);
1290  output_pixel(&dest[1], av_clip_uintp2( G + Y, 30) >> 14);
1291  output_pixel(&dest[2], av_clip_uintp2(B_R + Y, 30) >> 14);
1292  if (eightbytes) {
1293  output_pixel(&dest[3], av_clip_uintp2(A, 30) >> 14);
1294  dest += 4;
1295  } else {
1296  dest += 3;
1297  }
1298  }
1299 }
1300 
1301 static av_always_inline void
1303  const int32_t *ubuf[2], const int32_t *vbuf[2],
1304  const int32_t *abuf[2], uint16_t *dest, int dstW,
1305  int yalpha, int uvalpha, int y,
1306  enum AVPixelFormat target, int hasAlpha, int eightbytes)
1307 {
1308  const int32_t *buf0 = buf[0], *buf1 = buf[1],
1309  *ubuf0 = ubuf[0], *ubuf1 = ubuf[1],
1310  *vbuf0 = vbuf[0], *vbuf1 = vbuf[1],
1311  *abuf0 = hasAlpha ? abuf[0] : NULL,
1312  *abuf1 = hasAlpha ? abuf[1] : NULL;
1313  int yalpha1 = 4096 - yalpha;
1314  int uvalpha1 = 4096 - uvalpha;
1315  int i;
1316  int A = 0xffff<<14;
1317 
1318  av_assert2(yalpha <= 4096U);
1319  av_assert2(uvalpha <= 4096U);
1320 
1321  for (i = 0; i < dstW; i++) {
1322  int Y = (buf0[i] * yalpha1 + buf1[i] * yalpha) >> 14;
1323  int U = (ubuf0[i] * uvalpha1 + ubuf1[i] * uvalpha - (128 << 23)) >> 14;
1324  int V = (vbuf0[i] * uvalpha1 + vbuf1[i] * uvalpha - (128 << 23)) >> 14;
1325  int R, G, B;
1326 
1327  Y -= c->yuv2rgb_y_offset;
1328  Y *= c->yuv2rgb_y_coeff;
1329  Y += 1 << 13;
1330 
1331  R = V * c->yuv2rgb_v2r_coeff;
1332  G = V * c->yuv2rgb_v2g_coeff + U * c->yuv2rgb_u2g_coeff;
1333  B = U * c->yuv2rgb_u2b_coeff;
1334 
1335  if (hasAlpha) {
1336  A = (abuf0[i] * yalpha1 + abuf1[i] * yalpha) >> 1;
1337 
1338  A += 1 << 13;
1339  }
1340 
1341  output_pixel(&dest[0], av_clip_uintp2(R_B + Y, 30) >> 14);
1342  output_pixel(&dest[1], av_clip_uintp2( G + Y, 30) >> 14);
1343  output_pixel(&dest[2], av_clip_uintp2(B_R + Y, 30) >> 14);
1344  if (eightbytes) {
1345  output_pixel(&dest[3], av_clip_uintp2(A, 30) >> 14);
1346  dest += 4;
1347  } else {
1348  dest += 3;
1349  }
1350  }
1351 }
1352 
1353 static av_always_inline void
1355  const int32_t *ubuf[2], const int32_t *vbuf[2],
1356  const int32_t *abuf0, uint16_t *dest, int dstW,
1357  int uvalpha, int y, enum AVPixelFormat target, int hasAlpha, int eightbytes)
1358 {
1359  const int32_t *ubuf0 = ubuf[0], *vbuf0 = vbuf[0];
1360  int i;
1361  int A = 0xffff<<14;
1362 
1363  if (uvalpha < 2048) {
1364  for (i = 0; i < dstW; i++) {
1365  int Y = (buf0[i]) >> 2;
1366  int U = (ubuf0[i] - (128 << 11)) >> 2;
1367  int V = (vbuf0[i] - (128 << 11)) >> 2;
1368  int R, G, B;
1369 
1370  Y -= c->yuv2rgb_y_offset;
1371  Y *= c->yuv2rgb_y_coeff;
1372  Y += 1 << 13;
1373 
1374  if (hasAlpha) {
1375  A = abuf0[i] << 11;
1376 
1377  A += 1 << 13;
1378  }
1379 
1380  R = V * c->yuv2rgb_v2r_coeff;
1381  G = V * c->yuv2rgb_v2g_coeff + U * c->yuv2rgb_u2g_coeff;
1382  B = U * c->yuv2rgb_u2b_coeff;
1383 
1384  output_pixel(&dest[0], av_clip_uintp2(R_B + Y, 30) >> 14);
1385  output_pixel(&dest[1], av_clip_uintp2( G + Y, 30) >> 14);
1386  output_pixel(&dest[2], av_clip_uintp2(B_R + Y, 30) >> 14);
1387  if (eightbytes) {
1388  output_pixel(&dest[3], av_clip_uintp2(A, 30) >> 14);
1389  dest += 4;
1390  } else {
1391  dest += 3;
1392  }
1393  }
1394  } else {
1395  const int32_t *ubuf1 = ubuf[1], *vbuf1 = vbuf[1];
1396  int A = 0xffff<<14;
1397  for (i = 0; i < dstW; i++) {
1398  int Y = (buf0[i] ) >> 2;
1399  int U = (ubuf0[i] + ubuf1[i] - (128 << 12)) >> 3;
1400  int V = (vbuf0[i] + vbuf1[i] - (128 << 12)) >> 3;
1401  int R, G, B;
1402 
1403  Y -= c->yuv2rgb_y_offset;
1404  Y *= c->yuv2rgb_y_coeff;
1405  Y += 1 << 13;
1406 
1407  if (hasAlpha) {
1408  A = abuf0[i] << 11;
1409 
1410  A += 1 << 13;
1411  }
1412 
1413  R = V * c->yuv2rgb_v2r_coeff;
1414  G = V * c->yuv2rgb_v2g_coeff + U * c->yuv2rgb_u2g_coeff;
1415  B = U * c->yuv2rgb_u2b_coeff;
1416 
1417  output_pixel(&dest[0], av_clip_uintp2(R_B + Y, 30) >> 14);
1418  output_pixel(&dest[1], av_clip_uintp2( G + Y, 30) >> 14);
1419  output_pixel(&dest[2], av_clip_uintp2(B_R + Y, 30) >> 14);
1420  if (eightbytes) {
1421  output_pixel(&dest[3], av_clip_uintp2(A, 30) >> 14);
1422  dest += 4;
1423  } else {
1424  dest += 3;
1425  }
1426  }
1427  }
1428 }
1429 
1430 #undef output_pixel
1431 #undef r_b
1432 #undef b_r
1433 
1434 #define YUV2PACKED16WRAPPER(name, base, ext, fmt, hasAlpha, eightbytes) \
1435 static void name ## ext ## _X_c(SwsContext *c, const int16_t *lumFilter, \
1436  const int16_t **_lumSrc, int lumFilterSize, \
1437  const int16_t *chrFilter, const int16_t **_chrUSrc, \
1438  const int16_t **_chrVSrc, int chrFilterSize, \
1439  const int16_t **_alpSrc, uint8_t *_dest, int dstW, \
1440  int y) \
1441 { \
1442  const int32_t **lumSrc = (const int32_t **) _lumSrc, \
1443  **chrUSrc = (const int32_t **) _chrUSrc, \
1444  **chrVSrc = (const int32_t **) _chrVSrc, \
1445  **alpSrc = (const int32_t **) _alpSrc; \
1446  uint16_t *dest = (uint16_t *) _dest; \
1447  name ## base ## _X_c_template(c, lumFilter, lumSrc, lumFilterSize, \
1448  chrFilter, chrUSrc, chrVSrc, chrFilterSize, \
1449  alpSrc, dest, dstW, y, fmt, hasAlpha, eightbytes); \
1450 } \
1451  \
1452 static void name ## ext ## _2_c(SwsContext *c, const int16_t *_buf[2], \
1453  const int16_t *_ubuf[2], const int16_t *_vbuf[2], \
1454  const int16_t *_abuf[2], uint8_t *_dest, int dstW, \
1455  int yalpha, int uvalpha, int y) \
1456 { \
1457  const int32_t **buf = (const int32_t **) _buf, \
1458  **ubuf = (const int32_t **) _ubuf, \
1459  **vbuf = (const int32_t **) _vbuf, \
1460  **abuf = (const int32_t **) _abuf; \
1461  uint16_t *dest = (uint16_t *) _dest; \
1462  name ## base ## _2_c_template(c, buf, ubuf, vbuf, abuf, \
1463  dest, dstW, yalpha, uvalpha, y, fmt, hasAlpha, eightbytes); \
1464 } \
1465  \
1466 static void name ## ext ## _1_c(SwsContext *c, const int16_t *_buf0, \
1467  const int16_t *_ubuf[2], const int16_t *_vbuf[2], \
1468  const int16_t *_abuf0, uint8_t *_dest, int dstW, \
1469  int uvalpha, int y) \
1470 { \
1471  const int32_t *buf0 = (const int32_t *) _buf0, \
1472  **ubuf = (const int32_t **) _ubuf, \
1473  **vbuf = (const int32_t **) _vbuf, \
1474  *abuf0 = (const int32_t *) _abuf0; \
1475  uint16_t *dest = (uint16_t *) _dest; \
1476  name ## base ## _1_c_template(c, buf0, ubuf, vbuf, abuf0, dest, \
1477  dstW, uvalpha, y, fmt, hasAlpha, eightbytes); \
1478 }
1479 
1480 YUV2PACKED16WRAPPER(yuv2, rgba64, rgb48be, AV_PIX_FMT_RGB48BE, 0, 0)
1481 YUV2PACKED16WRAPPER(yuv2, rgba64, rgb48le, AV_PIX_FMT_RGB48LE, 0, 0)
1482 YUV2PACKED16WRAPPER(yuv2, rgba64, bgr48be, AV_PIX_FMT_BGR48BE, 0, 0)
1483 YUV2PACKED16WRAPPER(yuv2, rgba64, bgr48le, AV_PIX_FMT_BGR48LE, 0, 0)
1484 YUV2PACKED16WRAPPER(yuv2, rgba64, rgba64be, AV_PIX_FMT_RGBA64BE, 1, 1)
1485 YUV2PACKED16WRAPPER(yuv2, rgba64, rgba64le, AV_PIX_FMT_RGBA64LE, 1, 1)
1486 YUV2PACKED16WRAPPER(yuv2, rgba64, rgbx64be, AV_PIX_FMT_RGBA64BE, 0, 1)
1487 YUV2PACKED16WRAPPER(yuv2, rgba64, rgbx64le, AV_PIX_FMT_RGBA64LE, 0, 1)
1488 YUV2PACKED16WRAPPER(yuv2, rgba64, bgra64be, AV_PIX_FMT_BGRA64BE, 1, 1)
1489 YUV2PACKED16WRAPPER(yuv2, rgba64, bgra64le, AV_PIX_FMT_BGRA64LE, 1, 1)
1490 YUV2PACKED16WRAPPER(yuv2, rgba64, bgrx64be, AV_PIX_FMT_BGRA64BE, 0, 1)
1491 YUV2PACKED16WRAPPER(yuv2, rgba64, bgrx64le, AV_PIX_FMT_BGRA64LE, 0, 1)
1492 YUV2PACKED16WRAPPER(yuv2, ya16, ya16be, AV_PIX_FMT_YA16BE, 1, 0)
1493 YUV2PACKED16WRAPPER(yuv2, ya16, ya16le, AV_PIX_FMT_YA16LE, 1, 0)
1494 
1495 YUV2PACKED16WRAPPER(yuv2, rgba64_full, rgb48be_full, AV_PIX_FMT_RGB48BE, 0, 0)
1496 YUV2PACKED16WRAPPER(yuv2, rgba64_full, rgb48le_full, AV_PIX_FMT_RGB48LE, 0, 0)
1497 YUV2PACKED16WRAPPER(yuv2, rgba64_full, bgr48be_full, AV_PIX_FMT_BGR48BE, 0, 0)
1498 YUV2PACKED16WRAPPER(yuv2, rgba64_full, bgr48le_full, AV_PIX_FMT_BGR48LE, 0, 0)
1499 YUV2PACKED16WRAPPER(yuv2, rgba64_full, rgba64be_full, AV_PIX_FMT_RGBA64BE, 1, 1)
1500 YUV2PACKED16WRAPPER(yuv2, rgba64_full, rgba64le_full, AV_PIX_FMT_RGBA64LE, 1, 1)
1501 YUV2PACKED16WRAPPER(yuv2, rgba64_full, rgbx64be_full, AV_PIX_FMT_RGBA64BE, 0, 1)
1502 YUV2PACKED16WRAPPER(yuv2, rgba64_full, rgbx64le_full, AV_PIX_FMT_RGBA64LE, 0, 1)
1503 YUV2PACKED16WRAPPER(yuv2, rgba64_full, bgra64be_full, AV_PIX_FMT_BGRA64BE, 1, 1)
1504 YUV2PACKED16WRAPPER(yuv2, rgba64_full, bgra64le_full, AV_PIX_FMT_BGRA64LE, 1, 1)
1505 YUV2PACKED16WRAPPER(yuv2, rgba64_full, bgrx64be_full, AV_PIX_FMT_BGRA64BE, 0, 1)
1506 YUV2PACKED16WRAPPER(yuv2, rgba64_full, bgrx64le_full, AV_PIX_FMT_BGRA64LE, 0, 1)
1507 
1508 /*
1509  * Write out 2 RGB pixels in the target pixel format. This function takes a
1510  * R/G/B LUT as generated by ff_yuv2rgb_c_init_tables(), which takes care of
1511  * things like endianness conversion and shifting. The caller takes care of
1512  * setting the correct offset in these tables from the chroma (U/V) values.
1513  * This function then uses the luminance (Y1/Y2) values to write out the
1514  * correct RGB values into the destination buffer.
1515  */
1516 static av_always_inline void
1517 yuv2rgb_write(uint8_t *_dest, int i, int Y1, int Y2,
1518  unsigned A1, unsigned A2,
1519  const void *_r, const void *_g, const void *_b, int y,
1520  enum AVPixelFormat target, int hasAlpha)
1521 {
1522  if (target == AV_PIX_FMT_ARGB || target == AV_PIX_FMT_RGBA ||
1523  target == AV_PIX_FMT_ABGR || target == AV_PIX_FMT_BGRA) {
1524  uint32_t *dest = (uint32_t *) _dest;
1525  const uint32_t *r = (const uint32_t *) _r;
1526  const uint32_t *g = (const uint32_t *) _g;
1527  const uint32_t *b = (const uint32_t *) _b;
1528 
1529 #if CONFIG_SMALL
1530  int sh = hasAlpha ? ((target == AV_PIX_FMT_RGB32_1 || target == AV_PIX_FMT_BGR32_1) ? 0 : 24) : 0;
1531 
1532  dest[i * 2 + 0] = r[Y1] + g[Y1] + b[Y1] + (hasAlpha ? A1 << sh : 0);
1533  dest[i * 2 + 1] = r[Y2] + g[Y2] + b[Y2] + (hasAlpha ? A2 << sh : 0);
1534 #else
1535  if (hasAlpha) {
1536  int sh = (target == AV_PIX_FMT_RGB32_1 || target == AV_PIX_FMT_BGR32_1) ? 0 : 24;
1537 
1538  av_assert2((((r[Y1] + g[Y1] + b[Y1]) >> sh) & 0xFF) == 0);
1539  dest[i * 2 + 0] = r[Y1] + g[Y1] + b[Y1] + (A1 << sh);
1540  dest[i * 2 + 1] = r[Y2] + g[Y2] + b[Y2] + (A2 << sh);
1541  } else {
1542 #if defined(ASSERT_LEVEL) && ASSERT_LEVEL > 1
1543  int sh = (target == AV_PIX_FMT_RGB32_1 || target == AV_PIX_FMT_BGR32_1) ? 0 : 24;
1544 
1545  av_assert2((((r[Y1] + g[Y1] + b[Y1]) >> sh) & 0xFF) == 0xFF);
1546 #endif
1547  dest[i * 2 + 0] = r[Y1] + g[Y1] + b[Y1];
1548  dest[i * 2 + 1] = r[Y2] + g[Y2] + b[Y2];
1549  }
1550 #endif
1551  } else if (target == AV_PIX_FMT_RGB24 || target == AV_PIX_FMT_BGR24) {
1552  uint8_t *dest = (uint8_t *) _dest;
1553  const uint8_t *r = (const uint8_t *) _r;
1554  const uint8_t *g = (const uint8_t *) _g;
1555  const uint8_t *b = (const uint8_t *) _b;
1556 
1557 #define r_b ((target == AV_PIX_FMT_RGB24) ? r : b)
1558 #define b_r ((target == AV_PIX_FMT_RGB24) ? b : r)
1559 
1560  dest[i * 6 + 0] = r_b[Y1];
1561  dest[i * 6 + 1] = g[Y1];
1562  dest[i * 6 + 2] = b_r[Y1];
1563  dest[i * 6 + 3] = r_b[Y2];
1564  dest[i * 6 + 4] = g[Y2];
1565  dest[i * 6 + 5] = b_r[Y2];
1566 #undef r_b
1567 #undef b_r
1568  } else if (target == AV_PIX_FMT_RGB565 || target == AV_PIX_FMT_BGR565 ||
1569  target == AV_PIX_FMT_RGB555 || target == AV_PIX_FMT_BGR555 ||
1570  target == AV_PIX_FMT_RGB444 || target == AV_PIX_FMT_BGR444) {
1571  uint16_t *dest = (uint16_t *) _dest;
1572  const uint16_t *r = (const uint16_t *) _r;
1573  const uint16_t *g = (const uint16_t *) _g;
1574  const uint16_t *b = (const uint16_t *) _b;
1575  int dr1, dg1, db1, dr2, dg2, db2;
1576 
1577  if (target == AV_PIX_FMT_RGB565 || target == AV_PIX_FMT_BGR565) {
1578  dr1 = ff_dither_2x2_8[ y & 1 ][0];
1579  dg1 = ff_dither_2x2_4[ y & 1 ][0];
1580  db1 = ff_dither_2x2_8[(y & 1) ^ 1][0];
1581  dr2 = ff_dither_2x2_8[ y & 1 ][1];
1582  dg2 = ff_dither_2x2_4[ y & 1 ][1];
1583  db2 = ff_dither_2x2_8[(y & 1) ^ 1][1];
1584  } else if (target == AV_PIX_FMT_RGB555 || target == AV_PIX_FMT_BGR555) {
1585  dr1 = ff_dither_2x2_8[ y & 1 ][0];
1586  dg1 = ff_dither_2x2_8[ y & 1 ][1];
1587  db1 = ff_dither_2x2_8[(y & 1) ^ 1][0];
1588  dr2 = ff_dither_2x2_8[ y & 1 ][1];
1589  dg2 = ff_dither_2x2_8[ y & 1 ][0];
1590  db2 = ff_dither_2x2_8[(y & 1) ^ 1][1];
1591  } else {
1592  dr1 = ff_dither_4x4_16[ y & 3 ][0];
1593  dg1 = ff_dither_4x4_16[ y & 3 ][1];
1594  db1 = ff_dither_4x4_16[(y & 3) ^ 3][0];
1595  dr2 = ff_dither_4x4_16[ y & 3 ][1];
1596  dg2 = ff_dither_4x4_16[ y & 3 ][0];
1597  db2 = ff_dither_4x4_16[(y & 3) ^ 3][1];
1598  }
1599 
1600  dest[i * 2 + 0] = r[Y1 + dr1] + g[Y1 + dg1] + b[Y1 + db1];
1601  dest[i * 2 + 1] = r[Y2 + dr2] + g[Y2 + dg2] + b[Y2 + db2];
1602  } else /* 8/4 bits */ {
1603  uint8_t *dest = (uint8_t *) _dest;
1604  const uint8_t *r = (const uint8_t *) _r;
1605  const uint8_t *g = (const uint8_t *) _g;
1606  const uint8_t *b = (const uint8_t *) _b;
1607  int dr1, dg1, db1, dr2, dg2, db2;
1608 
1609  if (target == AV_PIX_FMT_RGB8 || target == AV_PIX_FMT_BGR8) {
1610  const uint8_t * const d64 = ff_dither_8x8_73[y & 7];
1611  const uint8_t * const d32 = ff_dither_8x8_32[y & 7];
1612  dr1 = dg1 = d32[(i * 2 + 0) & 7];
1613  db1 = d64[(i * 2 + 0) & 7];
1614  dr2 = dg2 = d32[(i * 2 + 1) & 7];
1615  db2 = d64[(i * 2 + 1) & 7];
1616  } else {
1617  const uint8_t * const d64 = ff_dither_8x8_73 [y & 7];
1618  const uint8_t * const d128 = ff_dither_8x8_220[y & 7];
1619  dr1 = db1 = d128[(i * 2 + 0) & 7];
1620  dg1 = d64[(i * 2 + 0) & 7];
1621  dr2 = db2 = d128[(i * 2 + 1) & 7];
1622  dg2 = d64[(i * 2 + 1) & 7];
1623  }
1624 
1625  if (target == AV_PIX_FMT_RGB4 || target == AV_PIX_FMT_BGR4) {
1626  dest[i] = r[Y1 + dr1] + g[Y1 + dg1] + b[Y1 + db1] +
1627  ((r[Y2 + dr2] + g[Y2 + dg2] + b[Y2 + db2]) << 4);
1628  } else {
1629  dest[i * 2 + 0] = r[Y1 + dr1] + g[Y1 + dg1] + b[Y1 + db1];
1630  dest[i * 2 + 1] = r[Y2 + dr2] + g[Y2 + dg2] + b[Y2 + db2];
1631  }
1632  }
1633 }
1634 
1635 static av_always_inline void
1636 yuv2rgb_X_c_template(SwsContext *c, const int16_t *lumFilter,
1637  const int16_t **lumSrc, int lumFilterSize,
1638  const int16_t *chrFilter, const int16_t **chrUSrc,
1639  const int16_t **chrVSrc, int chrFilterSize,
1640  const int16_t **alpSrc, uint8_t *dest, int dstW,
1641  int y, enum AVPixelFormat target, int hasAlpha)
1642 {
1643  int i;
1644 
1645  for (i = 0; i < ((dstW + 1) >> 1); i++) {
1646  int j, A1, A2;
1647  int Y1 = 1 << 18;
1648  int Y2 = 1 << 18;
1649  int U = 1 << 18;
1650  int V = 1 << 18;
1651  const void *r, *g, *b;
1652 
1653  for (j = 0; j < lumFilterSize; j++) {
1654  Y1 += lumSrc[j][i * 2] * lumFilter[j];
1655  Y2 += lumSrc[j][i * 2 + 1] * lumFilter[j];
1656  }
1657  for (j = 0; j < chrFilterSize; j++) {
1658  U += chrUSrc[j][i] * chrFilter[j];
1659  V += chrVSrc[j][i] * chrFilter[j];
1660  }
1661  Y1 >>= 19;
1662  Y2 >>= 19;
1663  U >>= 19;
1664  V >>= 19;
1665  if (hasAlpha) {
1666  A1 = 1 << 18;
1667  A2 = 1 << 18;
1668  for (j = 0; j < lumFilterSize; j++) {
1669  A1 += alpSrc[j][i * 2 ] * lumFilter[j];
1670  A2 += alpSrc[j][i * 2 + 1] * lumFilter[j];
1671  }
1672  A1 >>= 19;
1673  A2 >>= 19;
1674  if ((A1 | A2) & 0x100) {
1675  A1 = av_clip_uint8(A1);
1676  A2 = av_clip_uint8(A2);
1677  }
1678  }
1679 
1680  r = c->table_rV[V + YUVRGB_TABLE_HEADROOM];
1682  b = c->table_bU[U + YUVRGB_TABLE_HEADROOM];
1683 
1684  yuv2rgb_write(dest, i, Y1, Y2, hasAlpha ? A1 : 0, hasAlpha ? A2 : 0,
1685  r, g, b, y, target, hasAlpha);
1686  }
1687 }
1688 
1689 static av_always_inline void
1690 yuv2rgb_2_c_template(SwsContext *c, const int16_t *buf[2],
1691  const int16_t *ubuf[2], const int16_t *vbuf[2],
1692  const int16_t *abuf[2], uint8_t *dest, int dstW,
1693  int yalpha, int uvalpha, int y,
1694  enum AVPixelFormat target, int hasAlpha)
1695 {
1696  const int16_t *buf0 = buf[0], *buf1 = buf[1],
1697  *ubuf0 = ubuf[0], *ubuf1 = ubuf[1],
1698  *vbuf0 = vbuf[0], *vbuf1 = vbuf[1],
1699  *abuf0 = hasAlpha ? abuf[0] : NULL,
1700  *abuf1 = hasAlpha ? abuf[1] : NULL;
1701  int yalpha1 = 4096 - yalpha;
1702  int uvalpha1 = 4096 - uvalpha;
1703  int i;
1704  av_assert2(yalpha <= 4096U);
1705  av_assert2(uvalpha <= 4096U);
1706 
1707  for (i = 0; i < ((dstW + 1) >> 1); i++) {
1708  int Y1 = (buf0[i * 2] * yalpha1 + buf1[i * 2] * yalpha) >> 19;
1709  int Y2 = (buf0[i * 2 + 1] * yalpha1 + buf1[i * 2 + 1] * yalpha) >> 19;
1710  int U = (ubuf0[i] * uvalpha1 + ubuf1[i] * uvalpha) >> 19;
1711  int V = (vbuf0[i] * uvalpha1 + vbuf1[i] * uvalpha) >> 19;
1712  int A1, A2;
1713  const void *r = c->table_rV[V + YUVRGB_TABLE_HEADROOM],
1715  *b = c->table_bU[U + YUVRGB_TABLE_HEADROOM];
1716 
1717  if (hasAlpha) {
1718  A1 = (abuf0[i * 2 ] * yalpha1 + abuf1[i * 2 ] * yalpha) >> 19;
1719  A2 = (abuf0[i * 2 + 1] * yalpha1 + abuf1[i * 2 + 1] * yalpha) >> 19;
1720  A1 = av_clip_uint8(A1);
1721  A2 = av_clip_uint8(A2);
1722  }
1723 
1724  yuv2rgb_write(dest, i, Y1, Y2, hasAlpha ? A1 : 0, hasAlpha ? A2 : 0,
1725  r, g, b, y, target, hasAlpha);
1726  }
1727 }
1728 
1729 static av_always_inline void
1730 yuv2rgb_1_c_template(SwsContext *c, const int16_t *buf0,
1731  const int16_t *ubuf[2], const int16_t *vbuf[2],
1732  const int16_t *abuf0, uint8_t *dest, int dstW,
1733  int uvalpha, int y, enum AVPixelFormat target,
1734  int hasAlpha)
1735 {
1736  const int16_t *ubuf0 = ubuf[0], *vbuf0 = vbuf[0];
1737  int i;
1738 
1739  if (uvalpha < 2048) {
1740  for (i = 0; i < ((dstW + 1) >> 1); i++) {
1741  int Y1 = (buf0[i * 2 ] + 64) >> 7;
1742  int Y2 = (buf0[i * 2 + 1] + 64) >> 7;
1743  int U = (ubuf0[i] + 64) >> 7;
1744  int V = (vbuf0[i] + 64) >> 7;
1745  int A1, A2;
1746  const void *r = c->table_rV[V + YUVRGB_TABLE_HEADROOM],
1748  *b = c->table_bU[U + YUVRGB_TABLE_HEADROOM];
1749 
1750  if (hasAlpha) {
1751  A1 = abuf0[i * 2 ] * 255 + 16384 >> 15;
1752  A2 = abuf0[i * 2 + 1] * 255 + 16384 >> 15;
1753  A1 = av_clip_uint8(A1);
1754  A2 = av_clip_uint8(A2);
1755  }
1756 
1757  yuv2rgb_write(dest, i, Y1, Y2, hasAlpha ? A1 : 0, hasAlpha ? A2 : 0,
1758  r, g, b, y, target, hasAlpha);
1759  }
1760  } else {
1761  const int16_t *ubuf1 = ubuf[1], *vbuf1 = vbuf[1];
1762  for (i = 0; i < ((dstW + 1) >> 1); i++) {
1763  int Y1 = (buf0[i * 2 ] + 64) >> 7;
1764  int Y2 = (buf0[i * 2 + 1] + 64) >> 7;
1765  int U = (ubuf0[i] + ubuf1[i] + 128) >> 8;
1766  int V = (vbuf0[i] + vbuf1[i] + 128) >> 8;
1767  int A1, A2;
1768  const void *r = c->table_rV[V + YUVRGB_TABLE_HEADROOM],
1770  *b = c->table_bU[U + YUVRGB_TABLE_HEADROOM];
1771 
1772  if (hasAlpha) {
1773  A1 = (abuf0[i * 2 ] + 64) >> 7;
1774  A2 = (abuf0[i * 2 + 1] + 64) >> 7;
1775  A1 = av_clip_uint8(A1);
1776  A2 = av_clip_uint8(A2);
1777  }
1778 
1779  yuv2rgb_write(dest, i, Y1, Y2, hasAlpha ? A1 : 0, hasAlpha ? A2 : 0,
1780  r, g, b, y, target, hasAlpha);
1781  }
1782  }
1783 }
1784 
1785 #define YUV2RGBWRAPPERX(name, base, ext, fmt, hasAlpha) \
1786 static void name ## ext ## _X_c(SwsContext *c, const int16_t *lumFilter, \
1787  const int16_t **lumSrc, int lumFilterSize, \
1788  const int16_t *chrFilter, const int16_t **chrUSrc, \
1789  const int16_t **chrVSrc, int chrFilterSize, \
1790  const int16_t **alpSrc, uint8_t *dest, int dstW, \
1791  int y) \
1792 { \
1793  name ## base ## _X_c_template(c, lumFilter, lumSrc, lumFilterSize, \
1794  chrFilter, chrUSrc, chrVSrc, chrFilterSize, \
1795  alpSrc, dest, dstW, y, fmt, hasAlpha); \
1796 }
1797 
1798 #define YUV2RGBWRAPPERX2(name, base, ext, fmt, hasAlpha) \
1799 YUV2RGBWRAPPERX(name, base, ext, fmt, hasAlpha) \
1800 static void name ## ext ## _2_c(SwsContext *c, const int16_t *buf[2], \
1801  const int16_t *ubuf[2], const int16_t *vbuf[2], \
1802  const int16_t *abuf[2], uint8_t *dest, int dstW, \
1803  int yalpha, int uvalpha, int y) \
1804 { \
1805  name ## base ## _2_c_template(c, buf, ubuf, vbuf, abuf, \
1806  dest, dstW, yalpha, uvalpha, y, fmt, hasAlpha); \
1807 }
1808 
1809 #define YUV2RGBWRAPPER(name, base, ext, fmt, hasAlpha) \
1810 YUV2RGBWRAPPERX2(name, base, ext, fmt, hasAlpha) \
1811 static void name ## ext ## _1_c(SwsContext *c, const int16_t *buf0, \
1812  const int16_t *ubuf[2], const int16_t *vbuf[2], \
1813  const int16_t *abuf0, uint8_t *dest, int dstW, \
1814  int uvalpha, int y) \
1815 { \
1816  name ## base ## _1_c_template(c, buf0, ubuf, vbuf, abuf0, dest, \
1817  dstW, uvalpha, y, fmt, hasAlpha); \
1818 }
1819 
1820 #if CONFIG_SMALL
1823 #else
1824 #if CONFIG_SWSCALE_ALPHA
1825 YUV2RGBWRAPPER(yuv2rgb,, a32_1, AV_PIX_FMT_RGB32_1, 1)
1826 YUV2RGBWRAPPER(yuv2rgb,, a32, AV_PIX_FMT_RGB32, 1)
1827 #endif
1828 YUV2RGBWRAPPER(yuv2rgb,, x32_1, AV_PIX_FMT_RGB32_1, 0)
1829 YUV2RGBWRAPPER(yuv2rgb,, x32, AV_PIX_FMT_RGB32, 0)
1830 #endif
1831 YUV2RGBWRAPPER(yuv2, rgb, rgb24, AV_PIX_FMT_RGB24, 0)
1832 YUV2RGBWRAPPER(yuv2, rgb, bgr24, AV_PIX_FMT_BGR24, 0)
1833 YUV2RGBWRAPPER(yuv2rgb,, 16, AV_PIX_FMT_RGB565, 0)
1834 YUV2RGBWRAPPER(yuv2rgb,, 15, AV_PIX_FMT_RGB555, 0)
1835 YUV2RGBWRAPPER(yuv2rgb,, 12, AV_PIX_FMT_RGB444, 0)
1836 YUV2RGBWRAPPER(yuv2rgb,, 8, AV_PIX_FMT_RGB8, 0)
1837 YUV2RGBWRAPPER(yuv2rgb,, 4, AV_PIX_FMT_RGB4, 0)
1838 YUV2RGBWRAPPER(yuv2rgb,, 4b, AV_PIX_FMT_RGB4_BYTE, 0)
1839 
1841  uint8_t *dest, int i, int Y, int A, int U, int V,
1842  int y, enum AVPixelFormat target, int hasAlpha, int err[4])
1843 {
1844  int R, G, B;
1845  int isrgb8 = target == AV_PIX_FMT_BGR8 || target == AV_PIX_FMT_RGB8;
1846 
1847  Y -= c->yuv2rgb_y_offset;
1848  Y *= c->yuv2rgb_y_coeff;
1849  Y += 1 << 21;
1850  R = (unsigned)Y + V*c->yuv2rgb_v2r_coeff;
1851  G = (unsigned)Y + V*c->yuv2rgb_v2g_coeff + U*c->yuv2rgb_u2g_coeff;
1852  B = (unsigned)Y + U*c->yuv2rgb_u2b_coeff;
1853  if ((R | G | B) & 0xC0000000) {
1854  R = av_clip_uintp2(R, 30);
1855  G = av_clip_uintp2(G, 30);
1856  B = av_clip_uintp2(B, 30);
1857  }
1858 
1859  switch(target) {
1860  case AV_PIX_FMT_ARGB:
1861  dest[0] = hasAlpha ? A : 255;
1862  dest[1] = R >> 22;
1863  dest[2] = G >> 22;
1864  dest[3] = B >> 22;
1865  break;
1866  case AV_PIX_FMT_RGB24:
1867  dest[0] = R >> 22;
1868  dest[1] = G >> 22;
1869  dest[2] = B >> 22;
1870  break;
1871  case AV_PIX_FMT_RGBA:
1872  dest[0] = R >> 22;
1873  dest[1] = G >> 22;
1874  dest[2] = B >> 22;
1875  dest[3] = hasAlpha ? A : 255;
1876  break;
1877  case AV_PIX_FMT_ABGR:
1878  dest[0] = hasAlpha ? A : 255;
1879  dest[1] = B >> 22;
1880  dest[2] = G >> 22;
1881  dest[3] = R >> 22;
1882  break;
1883  case AV_PIX_FMT_BGR24:
1884  dest[0] = B >> 22;
1885  dest[1] = G >> 22;
1886  dest[2] = R >> 22;
1887  break;
1888  case AV_PIX_FMT_BGRA:
1889  dest[0] = B >> 22;
1890  dest[1] = G >> 22;
1891  dest[2] = R >> 22;
1892  dest[3] = hasAlpha ? A : 255;
1893  break;
1894  case AV_PIX_FMT_BGR4_BYTE:
1895  case AV_PIX_FMT_RGB4_BYTE:
1896  case AV_PIX_FMT_BGR8:
1897  case AV_PIX_FMT_RGB8:
1898  {
1899  int r,g,b;
1900 
1901  switch (c->dither) {
1902  default:
1903  case SWS_DITHER_AUTO:
1904  case SWS_DITHER_ED:
1905  R >>= 22;
1906  G >>= 22;
1907  B >>= 22;
1908  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;
1909  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;
1910  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;
1911  c->dither_error[0][i] = err[0];
1912  c->dither_error[1][i] = err[1];
1913  c->dither_error[2][i] = err[2];
1914  r = R >> (isrgb8 ? 5 : 7);
1915  g = G >> (isrgb8 ? 5 : 6);
1916  b = B >> (isrgb8 ? 6 : 7);
1917  r = av_clip(r, 0, isrgb8 ? 7 : 1);
1918  g = av_clip(g, 0, isrgb8 ? 7 : 3);
1919  b = av_clip(b, 0, isrgb8 ? 3 : 1);
1920  err[0] = R - r*(isrgb8 ? 36 : 255);
1921  err[1] = G - g*(isrgb8 ? 36 : 85);
1922  err[2] = B - b*(isrgb8 ? 85 : 255);
1923  break;
1924  case SWS_DITHER_A_DITHER:
1925  if (isrgb8) {
1926  /* see http://pippin.gimp.org/a_dither/ for details/origin */
1927 #define A_DITHER(u,v) (((((u)+((v)*236))*119)&0xff))
1928  r = (((R >> 19) + A_DITHER(i,y) -96)>>8);
1929  g = (((G >> 19) + A_DITHER(i + 17,y) - 96)>>8);
1930  b = (((B >> 20) + A_DITHER(i + 17*2,y) -96)>>8);
1931  r = av_clip_uintp2(r, 3);
1932  g = av_clip_uintp2(g, 3);
1933  b = av_clip_uintp2(b, 2);
1934  } else {
1935  r = (((R >> 21) + A_DITHER(i,y)-256)>>8);
1936  g = (((G >> 19) + A_DITHER(i + 17,y)-256)>>8);
1937  b = (((B >> 21) + A_DITHER(i + 17*2,y)-256)>>8);
1938  r = av_clip_uintp2(r, 1);
1939  g = av_clip_uintp2(g, 2);
1940  b = av_clip_uintp2(b, 1);
1941  }
1942  break;
1943  case SWS_DITHER_X_DITHER:
1944  if (isrgb8) {
1945  /* see http://pippin.gimp.org/a_dither/ for details/origin */
1946 #define X_DITHER(u,v) (((((u)^((v)*237))*181)&0x1ff)/2)
1947  r = (((R >> 19) + X_DITHER(i,y) - 96)>>8);
1948  g = (((G >> 19) + X_DITHER(i + 17,y) - 96)>>8);
1949  b = (((B >> 20) + X_DITHER(i + 17*2,y) - 96)>>8);
1950  r = av_clip_uintp2(r, 3);
1951  g = av_clip_uintp2(g, 3);
1952  b = av_clip_uintp2(b, 2);
1953  } else {
1954  r = (((R >> 21) + X_DITHER(i,y)-256)>>8);
1955  g = (((G >> 19) + X_DITHER(i + 17,y)-256)>>8);
1956  b = (((B >> 21) + X_DITHER(i + 17*2,y)-256)>>8);
1957  r = av_clip_uintp2(r, 1);
1958  g = av_clip_uintp2(g, 2);
1959  b = av_clip_uintp2(b, 1);
1960  }
1961 
1962  break;
1963  }
1964 
1965  if(target == AV_PIX_FMT_BGR4_BYTE) {
1966  dest[0] = r + 2*g + 8*b;
1967  } else if(target == AV_PIX_FMT_RGB4_BYTE) {
1968  dest[0] = b + 2*g + 8*r;
1969  } else if(target == AV_PIX_FMT_BGR8) {
1970  dest[0] = r + 8*g + 64*b;
1971  } else if(target == AV_PIX_FMT_RGB8) {
1972  dest[0] = b + 4*g + 32*r;
1973  } else
1974  av_assert2(0);
1975  break;}
1976  }
1977 }
1978 
1979 static av_always_inline void
1980 yuv2rgb_full_X_c_template(SwsContext *c, const int16_t *lumFilter,
1981  const int16_t **lumSrc, int lumFilterSize,
1982  const int16_t *chrFilter, const int16_t **chrUSrc,
1983  const int16_t **chrVSrc, int chrFilterSize,
1984  const int16_t **alpSrc, uint8_t *dest,
1985  int dstW, int y, enum AVPixelFormat target, int hasAlpha)
1986 {
1987  int i;
1988  int step = (target == AV_PIX_FMT_RGB24 || target == AV_PIX_FMT_BGR24) ? 3 : 4;
1989  int err[4] = {0};
1990  int A = 0; //init to silence warning
1991 
1992  if( target == AV_PIX_FMT_BGR4_BYTE || target == AV_PIX_FMT_RGB4_BYTE
1993  || target == AV_PIX_FMT_BGR8 || target == AV_PIX_FMT_RGB8)
1994  step = 1;
1995 
1996  for (i = 0; i < dstW; i++) {
1997  int j;
1998  int Y = 1<<9;
1999  int U = (1<<9)-(128 << 19);
2000  int V = (1<<9)-(128 << 19);
2001 
2002  for (j = 0; j < lumFilterSize; j++) {
2003  Y += lumSrc[j][i] * lumFilter[j];
2004  }
2005  for (j = 0; j < chrFilterSize; j++) {
2006  U += chrUSrc[j][i] * chrFilter[j];
2007  V += chrVSrc[j][i] * chrFilter[j];
2008  }
2009  Y >>= 10;
2010  U >>= 10;
2011  V >>= 10;
2012  if (hasAlpha) {
2013  A = 1 << 18;
2014  for (j = 0; j < lumFilterSize; j++) {
2015  A += alpSrc[j][i] * lumFilter[j];
2016  }
2017  A >>= 19;
2018  if (A & 0x100)
2019  A = av_clip_uint8(A);
2020  }
2021  yuv2rgb_write_full(c, dest, i, Y, A, U, V, y, target, hasAlpha, err);
2022  dest += step;
2023  }
2024  c->dither_error[0][i] = err[0];
2025  c->dither_error[1][i] = err[1];
2026  c->dither_error[2][i] = err[2];
2027 }
2028 
2029 static av_always_inline void
2031  const int16_t *ubuf[2], const int16_t *vbuf[2],
2032  const int16_t *abuf[2], uint8_t *dest, int dstW,
2033  int yalpha, int uvalpha, int y,
2034  enum AVPixelFormat target, int hasAlpha)
2035 {
2036  const int16_t *buf0 = buf[0], *buf1 = buf[1],
2037  *ubuf0 = ubuf[0], *ubuf1 = ubuf[1],
2038  *vbuf0 = vbuf[0], *vbuf1 = vbuf[1],
2039  *abuf0 = hasAlpha ? abuf[0] : NULL,
2040  *abuf1 = hasAlpha ? abuf[1] : NULL;
2041  int yalpha1 = 4096 - yalpha;
2042  int uvalpha1 = 4096 - uvalpha;
2043  int i;
2044  int step = (target == AV_PIX_FMT_RGB24 || target == AV_PIX_FMT_BGR24) ? 3 : 4;
2045  int err[4] = {0};
2046  int A = 0; // init to silcene warning
2047 
2048  av_assert2(yalpha <= 4096U);
2049  av_assert2(uvalpha <= 4096U);
2050 
2051  if( target == AV_PIX_FMT_BGR4_BYTE || target == AV_PIX_FMT_RGB4_BYTE
2052  || target == AV_PIX_FMT_BGR8 || target == AV_PIX_FMT_RGB8)
2053  step = 1;
2054 
2055  for (i = 0; i < dstW; i++) {
2056  int Y = ( buf0[i] * yalpha1 + buf1[i] * yalpha ) >> 10; //FIXME rounding
2057  int U = (ubuf0[i] * uvalpha1 + ubuf1[i] * uvalpha-(128 << 19)) >> 10;
2058  int V = (vbuf0[i] * uvalpha1 + vbuf1[i] * uvalpha-(128 << 19)) >> 10;
2059 
2060  if (hasAlpha) {
2061  A = (abuf0[i] * yalpha1 + abuf1[i] * yalpha + (1<<18)) >> 19;
2062  if (A & 0x100)
2063  A = av_clip_uint8(A);
2064  }
2065 
2066  yuv2rgb_write_full(c, dest, i, Y, A, U, V, y, target, hasAlpha, err);
2067  dest += step;
2068  }
2069  c->dither_error[0][i] = err[0];
2070  c->dither_error[1][i] = err[1];
2071  c->dither_error[2][i] = err[2];
2072 }
2073 
2074 static av_always_inline void
2076  const int16_t *ubuf[2], const int16_t *vbuf[2],
2077  const int16_t *abuf0, uint8_t *dest, int dstW,
2078  int uvalpha, int y, enum AVPixelFormat target,
2079  int hasAlpha)
2080 {
2081  const int16_t *ubuf0 = ubuf[0], *vbuf0 = vbuf[0];
2082  int i;
2083  int step = (target == AV_PIX_FMT_RGB24 || target == AV_PIX_FMT_BGR24) ? 3 : 4;
2084  int err[4] = {0};
2085 
2086  if( target == AV_PIX_FMT_BGR4_BYTE || target == AV_PIX_FMT_RGB4_BYTE
2087  || target == AV_PIX_FMT_BGR8 || target == AV_PIX_FMT_RGB8)
2088  step = 1;
2089 
2090  if (uvalpha < 2048) {
2091  int A = 0; //init to silence warning
2092  for (i = 0; i < dstW; i++) {
2093  int Y = buf0[i] * 4;
2094  int U = (ubuf0[i] - (128<<7)) * 4;
2095  int V = (vbuf0[i] - (128<<7)) * 4;
2096 
2097  if (hasAlpha) {
2098  A = (abuf0[i] + 64) >> 7;
2099  if (A & 0x100)
2100  A = av_clip_uint8(A);
2101  }
2102 
2103  yuv2rgb_write_full(c, dest, i, Y, A, U, V, y, target, hasAlpha, err);
2104  dest += step;
2105  }
2106  } else {
2107  const int16_t *ubuf1 = ubuf[1], *vbuf1 = vbuf[1];
2108  int A = 0; //init to silence warning
2109  for (i = 0; i < dstW; i++) {
2110  int Y = buf0[i] * 4;
2111  int U = (ubuf0[i] + ubuf1[i] - (128<<8)) * 2;
2112  int V = (vbuf0[i] + vbuf1[i] - (128<<8)) * 2;
2113 
2114  if (hasAlpha) {
2115  A = (abuf0[i] + 64) >> 7;
2116  if (A & 0x100)
2117  A = av_clip_uint8(A);
2118  }
2119 
2120  yuv2rgb_write_full(c, dest, i, Y, A, U, V, y, target, hasAlpha, err);
2121  dest += step;
2122  }
2123  }
2124 
2125  c->dither_error[0][i] = err[0];
2126  c->dither_error[1][i] = err[1];
2127  c->dither_error[2][i] = err[2];
2128 }
2129 
2130 #if CONFIG_SMALL
2131 YUV2RGBWRAPPER(yuv2, rgb_full, bgra32_full, AV_PIX_FMT_BGRA, CONFIG_SWSCALE_ALPHA && c->needAlpha)
2132 YUV2RGBWRAPPER(yuv2, rgb_full, abgr32_full, AV_PIX_FMT_ABGR, CONFIG_SWSCALE_ALPHA && c->needAlpha)
2133 YUV2RGBWRAPPER(yuv2, rgb_full, rgba32_full, AV_PIX_FMT_RGBA, CONFIG_SWSCALE_ALPHA && c->needAlpha)
2134 YUV2RGBWRAPPER(yuv2, rgb_full, argb32_full, AV_PIX_FMT_ARGB, CONFIG_SWSCALE_ALPHA && c->needAlpha)
2135 #else
2136 #if CONFIG_SWSCALE_ALPHA
2137 YUV2RGBWRAPPER(yuv2, rgb_full, bgra32_full, AV_PIX_FMT_BGRA, 1)
2138 YUV2RGBWRAPPER(yuv2, rgb_full, abgr32_full, AV_PIX_FMT_ABGR, 1)
2139 YUV2RGBWRAPPER(yuv2, rgb_full, rgba32_full, AV_PIX_FMT_RGBA, 1)
2140 YUV2RGBWRAPPER(yuv2, rgb_full, argb32_full, AV_PIX_FMT_ARGB, 1)
2141 #endif
2142 YUV2RGBWRAPPER(yuv2, rgb_full, bgrx32_full, AV_PIX_FMT_BGRA, 0)
2143 YUV2RGBWRAPPER(yuv2, rgb_full, xbgr32_full, AV_PIX_FMT_ABGR, 0)
2144 YUV2RGBWRAPPER(yuv2, rgb_full, rgbx32_full, AV_PIX_FMT_RGBA, 0)
2145 YUV2RGBWRAPPER(yuv2, rgb_full, xrgb32_full, AV_PIX_FMT_ARGB, 0)
2146 #endif
2147 YUV2RGBWRAPPER(yuv2, rgb_full, bgr24_full, AV_PIX_FMT_BGR24, 0)
2148 YUV2RGBWRAPPER(yuv2, rgb_full, rgb24_full, AV_PIX_FMT_RGB24, 0)
2149 
2150 YUV2RGBWRAPPER(yuv2, rgb_full, bgr4_byte_full, AV_PIX_FMT_BGR4_BYTE, 0)
2151 YUV2RGBWRAPPER(yuv2, rgb_full, rgb4_byte_full, AV_PIX_FMT_RGB4_BYTE, 0)
2152 YUV2RGBWRAPPER(yuv2, rgb_full, bgr8_full, AV_PIX_FMT_BGR8, 0)
2153 YUV2RGBWRAPPER(yuv2, rgb_full, rgb8_full, AV_PIX_FMT_RGB8, 0)
2154 
2155 static void
2156 yuv2gbrp_full_X_c(SwsContext *c, const int16_t *lumFilter,
2157  const int16_t **lumSrc, int lumFilterSize,
2158  const int16_t *chrFilter, const int16_t **chrUSrc,
2159  const int16_t **chrVSrc, int chrFilterSize,
2160  const int16_t **alpSrc, uint8_t **dest,
2161  int dstW, int y)
2162 {
2164  int i;
2165  int hasAlpha = (desc->flags & AV_PIX_FMT_FLAG_ALPHA) && alpSrc;
2166  uint16_t **dest16 = (uint16_t**)dest;
2167  int SH = 22 + 8 - desc->comp[0].depth;
2168  int A = 0; // init to silence warning
2169 
2170  for (i = 0; i < dstW; i++) {
2171  int j;
2172  int Y = 1 << 9;
2173  int U = (1 << 9) - (128 << 19);
2174  int V = (1 << 9) - (128 << 19);
2175  int R, G, B;
2176 
2177  for (j = 0; j < lumFilterSize; j++)
2178  Y += lumSrc[j][i] * lumFilter[j];
2179 
2180  for (j = 0; j < chrFilterSize; j++) {
2181  U += chrUSrc[j][i] * chrFilter[j];
2182  V += chrVSrc[j][i] * chrFilter[j];
2183  }
2184 
2185  Y >>= 10;
2186  U >>= 10;
2187  V >>= 10;
2188 
2189  if (hasAlpha) {
2190  A = 1 << 18;
2191 
2192  for (j = 0; j < lumFilterSize; j++)
2193  A += alpSrc[j][i] * lumFilter[j];
2194 
2195  if (A & 0xF8000000)
2196  A = av_clip_uintp2(A, 27);
2197  }
2198 
2199  Y -= c->yuv2rgb_y_offset;
2200  Y *= c->yuv2rgb_y_coeff;
2201  Y += 1 << (SH-1);
2202  R = Y + V * c->yuv2rgb_v2r_coeff;
2203  G = Y + V * c->yuv2rgb_v2g_coeff + U * c->yuv2rgb_u2g_coeff;
2204  B = Y + U * c->yuv2rgb_u2b_coeff;
2205 
2206  if ((R | G | B) & 0xC0000000) {
2207  R = av_clip_uintp2(R, 30);
2208  G = av_clip_uintp2(G, 30);
2209  B = av_clip_uintp2(B, 30);
2210  }
2211 
2212  if (SH != 22) {
2213  dest16[0][i] = G >> SH;
2214  dest16[1][i] = B >> SH;
2215  dest16[2][i] = R >> SH;
2216  if (hasAlpha)
2217  dest16[3][i] = A >> (SH - 3);
2218  } else {
2219  dest[0][i] = G >> 22;
2220  dest[1][i] = B >> 22;
2221  dest[2][i] = R >> 22;
2222  if (hasAlpha)
2223  dest[3][i] = A >> 19;
2224  }
2225  }
2226  if (SH != 22 && (!isBE(c->dstFormat)) != (!HAVE_BIGENDIAN)) {
2227  for (i = 0; i < dstW; i++) {
2228  dest16[0][i] = av_bswap16(dest16[0][i]);
2229  dest16[1][i] = av_bswap16(dest16[1][i]);
2230  dest16[2][i] = av_bswap16(dest16[2][i]);
2231  if (hasAlpha)
2232  dest16[3][i] = av_bswap16(dest16[3][i]);
2233  }
2234  }
2235 }
2236 
2237 static void
2238 yuv2gbrp16_full_X_c(SwsContext *c, const int16_t *lumFilter,
2239  const int16_t **lumSrcx, int lumFilterSize,
2240  const int16_t *chrFilter, const int16_t **chrUSrcx,
2241  const int16_t **chrVSrcx, int chrFilterSize,
2242  const int16_t **alpSrcx, uint8_t **dest,
2243  int dstW, int y)
2244 {
2246  int i;
2247  int hasAlpha = (desc->flags & AV_PIX_FMT_FLAG_ALPHA) && alpSrcx;
2248  uint16_t **dest16 = (uint16_t**)dest;
2249  const int32_t **lumSrc = (const int32_t**)lumSrcx;
2250  const int32_t **chrUSrc = (const int32_t**)chrUSrcx;
2251  const int32_t **chrVSrc = (const int32_t**)chrVSrcx;
2252  const int32_t **alpSrc = (const int32_t**)alpSrcx;
2253 
2254  for (i = 0; i < dstW; i++) {
2255  int j;
2256  int Y = -0x40000000;
2257  int U = -(128 << 23);
2258  int V = -(128 << 23);
2259  int R, G, B, A;
2260 
2261  for (j = 0; j < lumFilterSize; j++)
2262  Y += lumSrc[j][i] * (unsigned)lumFilter[j];
2263 
2264  for (j = 0; j < chrFilterSize; j++) {
2265  U += chrUSrc[j][i] * (unsigned)chrFilter[j];
2266  V += chrVSrc[j][i] * (unsigned)chrFilter[j];
2267  }
2268 
2269  Y >>= 14;
2270  Y += 0x10000;
2271  U >>= 14;
2272  V >>= 14;
2273 
2274  if (hasAlpha) {
2275  A = -0x40000000;
2276 
2277  for (j = 0; j < lumFilterSize; j++)
2278  A += alpSrc[j][i] * (unsigned)lumFilter[j];
2279 
2280  A >>= 1;
2281  A += 0x20002000;
2282  }
2283 
2284  Y -= c->yuv2rgb_y_offset;
2285  Y *= c->yuv2rgb_y_coeff;
2286  Y += 1 << 13;
2287  R = V * c->yuv2rgb_v2r_coeff;
2288  G = V * c->yuv2rgb_v2g_coeff + U * c->yuv2rgb_u2g_coeff;
2289  B = U * c->yuv2rgb_u2b_coeff;
2290 
2291  R = av_clip_uintp2(Y + R, 30);
2292  G = av_clip_uintp2(Y + G, 30);
2293  B = av_clip_uintp2(Y + B, 30);
2294 
2295  dest16[0][i] = G >> 14;
2296  dest16[1][i] = B >> 14;
2297  dest16[2][i] = R >> 14;
2298  if (hasAlpha)
2299  dest16[3][i] = av_clip_uintp2(A, 30) >> 14;
2300  }
2301  if ((!isBE(c->dstFormat)) != (!HAVE_BIGENDIAN)) {
2302  for (i = 0; i < dstW; i++) {
2303  dest16[0][i] = av_bswap16(dest16[0][i]);
2304  dest16[1][i] = av_bswap16(dest16[1][i]);
2305  dest16[2][i] = av_bswap16(dest16[2][i]);
2306  if (hasAlpha)
2307  dest16[3][i] = av_bswap16(dest16[3][i]);
2308  }
2309  }
2310 }
2311 
2312 static void
2313 yuv2ya8_1_c(SwsContext *c, const int16_t *buf0,
2314  const int16_t *ubuf[2], const int16_t *vbuf[2],
2315  const int16_t *abuf0, uint8_t *dest, int dstW,
2316  int uvalpha, int y)
2317 {
2318  int hasAlpha = !!abuf0;
2319  int i;
2320 
2321  for (i = 0; i < dstW; i++) {
2322  int Y = (buf0[i] + 64) >> 7;
2323  int A;
2324 
2325  Y = av_clip_uint8(Y);
2326 
2327  if (hasAlpha) {
2328  A = (abuf0[i] + 64) >> 7;
2329  if (A & 0x100)
2330  A = av_clip_uint8(A);
2331  }
2332 
2333  dest[i * 2 ] = Y;
2334  dest[i * 2 + 1] = hasAlpha ? A : 255;
2335  }
2336 }
2337 
2338 static void
2339 yuv2ya8_2_c(SwsContext *c, const int16_t *buf[2],
2340  const int16_t *ubuf[2], const int16_t *vbuf[2],
2341  const int16_t *abuf[2], uint8_t *dest, int dstW,
2342  int yalpha, int uvalpha, int y)
2343 {
2344  int hasAlpha = abuf && abuf[0] && abuf[1];
2345  const int16_t *buf0 = buf[0], *buf1 = buf[1],
2346  *abuf0 = hasAlpha ? abuf[0] : NULL,
2347  *abuf1 = hasAlpha ? abuf[1] : NULL;
2348  int yalpha1 = 4096 - yalpha;
2349  int i;
2350 
2351  av_assert2(yalpha <= 4096U);
2352 
2353  for (i = 0; i < dstW; i++) {
2354  int Y = (buf0[i] * yalpha1 + buf1[i] * yalpha) >> 19;
2355  int A;
2356 
2357  Y = av_clip_uint8(Y);
2358 
2359  if (hasAlpha) {
2360  A = (abuf0[i] * yalpha1 + abuf1[i] * yalpha) >> 19;
2361  A = av_clip_uint8(A);
2362  }
2363 
2364  dest[i * 2 ] = Y;
2365  dest[i * 2 + 1] = hasAlpha ? A : 255;
2366  }
2367 }
2368 
2369 static void
2370 yuv2ya8_X_c(SwsContext *c, const int16_t *lumFilter,
2371  const int16_t **lumSrc, int lumFilterSize,
2372  const int16_t *chrFilter, const int16_t **chrUSrc,
2373  const int16_t **chrVSrc, int chrFilterSize,
2374  const int16_t **alpSrc, uint8_t *dest, int dstW, int y)
2375 {
2376  int hasAlpha = !!alpSrc;
2377  int i;
2378 
2379  for (i = 0; i < dstW; i++) {
2380  int j;
2381  int Y = 1 << 18, A = 1 << 18;
2382 
2383  for (j = 0; j < lumFilterSize; j++)
2384  Y += lumSrc[j][i] * lumFilter[j];
2385 
2386  Y >>= 19;
2387  if (Y & 0x100)
2388  Y = av_clip_uint8(Y);
2389 
2390  if (hasAlpha) {
2391  for (j = 0; j < lumFilterSize; j++)
2392  A += alpSrc[j][i] * lumFilter[j];
2393 
2394  A >>= 19;
2395 
2396  if (A & 0x100)
2397  A = av_clip_uint8(A);
2398  }
2399 
2400  dest[2 * i ] = Y;
2401  dest[2 * i + 1] = hasAlpha ? A : 255;
2402  }
2403 }
2404 
2405 static void
2406 yuv2ayuv64le_X_c(SwsContext *c, const int16_t *lumFilter,
2407  const int16_t **_lumSrc, int lumFilterSize,
2408  const int16_t *chrFilter, const int16_t **_chrUSrc,
2409  const int16_t **_chrVSrc, int chrFilterSize,
2410  const int16_t **_alpSrc, uint8_t *dest, int dstW, int y)
2411 {
2412  const int32_t **lumSrc = (const int32_t **) _lumSrc,
2413  **chrUSrc = (const int32_t **) _chrUSrc,
2414  **chrVSrc = (const int32_t **) _chrVSrc,
2415  **alpSrc = (const int32_t **) _alpSrc;
2416  int hasAlpha = !!alpSrc;
2417  int i;
2418 
2419  for (i = 0; i < dstW; i++) {
2420  int Y = 1 << 14, U = 1 << 14;
2421  int V = 1 << 14, A = 1 << 14;
2422  int j;
2423 
2424  Y -= 0x40000000;
2425  U -= 0x40000000;
2426  V -= 0x40000000;
2427  A -= 0x40000000;
2428 
2429  for (j = 0; j < lumFilterSize; j++)
2430  Y += lumSrc[j][i] * (unsigned)lumFilter[j];
2431 
2432  for (j = 0; j < chrFilterSize; j++)
2433  U += chrUSrc[j][i] * (unsigned)chrFilter[j];
2434 
2435  for (j = 0; j < chrFilterSize; j++)
2436  V += chrVSrc[j][i] * (unsigned)chrFilter[j];
2437 
2438  if (hasAlpha)
2439  for (j = 0; j < lumFilterSize; j++)
2440  A += alpSrc[j][i] * (unsigned)lumFilter[j];
2441 
2442  Y = 0x8000 + av_clip_int16(Y >> 15);
2443  U = 0x8000 + av_clip_int16(U >> 15);
2444  V = 0x8000 + av_clip_int16(V >> 15);
2445  A = 0x8000 + av_clip_int16(A >> 15);
2446 
2447  AV_WL16(dest + 8 * i, hasAlpha ? A : 65535);
2448  AV_WL16(dest + 8 * i + 2, Y);
2449  AV_WL16(dest + 8 * i + 4, U);
2450  AV_WL16(dest + 8 * i + 6, V);
2451  }
2452 }
2453 
2455  yuv2planar1_fn *yuv2plane1,
2457  yuv2interleavedX_fn *yuv2nv12cX,
2458  yuv2packed1_fn *yuv2packed1,
2459  yuv2packed2_fn *yuv2packed2,
2460  yuv2packedX_fn *yuv2packedX,
2461  yuv2anyX_fn *yuv2anyX)
2462 {
2463  enum AVPixelFormat dstFormat = c->dstFormat;
2464  const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(dstFormat);
2465 
2466  if (dstFormat == AV_PIX_FMT_P010LE || dstFormat == AV_PIX_FMT_P010BE) {
2467  *yuv2plane1 = isBE(dstFormat) ? yuv2p010l1_BE_c : yuv2p010l1_LE_c;
2468  *yuv2planeX = isBE(dstFormat) ? yuv2p010lX_BE_c : yuv2p010lX_LE_c;
2469  *yuv2nv12cX = yuv2p010cX_c;
2470  } else if (is16BPS(dstFormat)) {
2471  *yuv2planeX = isBE(dstFormat) ? yuv2planeX_16BE_c : yuv2planeX_16LE_c;
2472  *yuv2plane1 = isBE(dstFormat) ? yuv2plane1_16BE_c : yuv2plane1_16LE_c;
2473  if (dstFormat == AV_PIX_FMT_P016LE || dstFormat == AV_PIX_FMT_P016BE) {
2474  *yuv2nv12cX = yuv2p016cX_c;
2475  }
2476  } else if (isNBPS(dstFormat)) {
2477  if (desc->comp[0].depth == 9) {
2478  *yuv2planeX = isBE(dstFormat) ? yuv2planeX_9BE_c : yuv2planeX_9LE_c;
2479  *yuv2plane1 = isBE(dstFormat) ? yuv2plane1_9BE_c : yuv2plane1_9LE_c;
2480  } else if (desc->comp[0].depth == 10) {
2481  *yuv2planeX = isBE(dstFormat) ? yuv2planeX_10BE_c : yuv2planeX_10LE_c;
2482  *yuv2plane1 = isBE(dstFormat) ? yuv2plane1_10BE_c : yuv2plane1_10LE_c;
2483  } else if (desc->comp[0].depth == 12) {
2484  *yuv2planeX = isBE(dstFormat) ? yuv2planeX_12BE_c : yuv2planeX_12LE_c;
2485  *yuv2plane1 = isBE(dstFormat) ? yuv2plane1_12BE_c : yuv2plane1_12LE_c;
2486  } else if (desc->comp[0].depth == 14) {
2487  *yuv2planeX = isBE(dstFormat) ? yuv2planeX_14BE_c : yuv2planeX_14LE_c;
2488  *yuv2plane1 = isBE(dstFormat) ? yuv2plane1_14BE_c : yuv2plane1_14LE_c;
2489  } else
2490  av_assert0(0);
2491  } else if (dstFormat == AV_PIX_FMT_GRAYF32BE) {
2492  *yuv2planeX = yuv2planeX_floatBE_c;
2493  *yuv2plane1 = yuv2plane1_floatBE_c;
2494  } else if (dstFormat == AV_PIX_FMT_GRAYF32LE) {
2495  *yuv2planeX = yuv2planeX_floatLE_c;
2496  *yuv2plane1 = yuv2plane1_floatLE_c;
2497  } else {
2498  *yuv2plane1 = yuv2plane1_8_c;
2499  *yuv2planeX = yuv2planeX_8_c;
2500  if (dstFormat == AV_PIX_FMT_NV12 || dstFormat == AV_PIX_FMT_NV21 ||
2501  dstFormat == AV_PIX_FMT_NV24 || dstFormat == AV_PIX_FMT_NV42)
2502  *yuv2nv12cX = yuv2nv12cX_c;
2503  }
2504 
2505  if(c->flags & SWS_FULL_CHR_H_INT) {
2506  switch (dstFormat) {
2507  case AV_PIX_FMT_RGBA:
2508 #if CONFIG_SMALL
2509  *yuv2packedX = yuv2rgba32_full_X_c;
2510  *yuv2packed2 = yuv2rgba32_full_2_c;
2511  *yuv2packed1 = yuv2rgba32_full_1_c;
2512 #else
2513 #if CONFIG_SWSCALE_ALPHA
2514  if (c->needAlpha) {
2515  *yuv2packedX = yuv2rgba32_full_X_c;
2516  *yuv2packed2 = yuv2rgba32_full_2_c;
2517  *yuv2packed1 = yuv2rgba32_full_1_c;
2518  } else
2519 #endif /* CONFIG_SWSCALE_ALPHA */
2520  {
2521  *yuv2packedX = yuv2rgbx32_full_X_c;
2522  *yuv2packed2 = yuv2rgbx32_full_2_c;
2523  *yuv2packed1 = yuv2rgbx32_full_1_c;
2524  }
2525 #endif /* !CONFIG_SMALL */
2526  break;
2527  case AV_PIX_FMT_ARGB:
2528 #if CONFIG_SMALL
2529  *yuv2packedX = yuv2argb32_full_X_c;
2530  *yuv2packed2 = yuv2argb32_full_2_c;
2531  *yuv2packed1 = yuv2argb32_full_1_c;
2532 #else
2533 #if CONFIG_SWSCALE_ALPHA
2534  if (c->needAlpha) {
2535  *yuv2packedX = yuv2argb32_full_X_c;
2536  *yuv2packed2 = yuv2argb32_full_2_c;
2537  *yuv2packed1 = yuv2argb32_full_1_c;
2538  } else
2539 #endif /* CONFIG_SWSCALE_ALPHA */
2540  {
2541  *yuv2packedX = yuv2xrgb32_full_X_c;
2542  *yuv2packed2 = yuv2xrgb32_full_2_c;
2543  *yuv2packed1 = yuv2xrgb32_full_1_c;
2544  }
2545 #endif /* !CONFIG_SMALL */
2546  break;
2547  case AV_PIX_FMT_BGRA:
2548 #if CONFIG_SMALL
2549  *yuv2packedX = yuv2bgra32_full_X_c;
2550  *yuv2packed2 = yuv2bgra32_full_2_c;
2551  *yuv2packed1 = yuv2bgra32_full_1_c;
2552 #else
2553 #if CONFIG_SWSCALE_ALPHA
2554  if (c->needAlpha) {
2555  *yuv2packedX = yuv2bgra32_full_X_c;
2556  *yuv2packed2 = yuv2bgra32_full_2_c;
2557  *yuv2packed1 = yuv2bgra32_full_1_c;
2558  } else
2559 #endif /* CONFIG_SWSCALE_ALPHA */
2560  {
2561  *yuv2packedX = yuv2bgrx32_full_X_c;
2562  *yuv2packed2 = yuv2bgrx32_full_2_c;
2563  *yuv2packed1 = yuv2bgrx32_full_1_c;
2564  }
2565 #endif /* !CONFIG_SMALL */
2566  break;
2567  case AV_PIX_FMT_ABGR:
2568 #if CONFIG_SMALL
2569  *yuv2packedX = yuv2abgr32_full_X_c;
2570  *yuv2packed2 = yuv2abgr32_full_2_c;
2571  *yuv2packed1 = yuv2abgr32_full_1_c;
2572 #else
2573 #if CONFIG_SWSCALE_ALPHA
2574  if (c->needAlpha) {
2575  *yuv2packedX = yuv2abgr32_full_X_c;
2576  *yuv2packed2 = yuv2abgr32_full_2_c;
2577  *yuv2packed1 = yuv2abgr32_full_1_c;
2578  } else
2579 #endif /* CONFIG_SWSCALE_ALPHA */
2580  {
2581  *yuv2packedX = yuv2xbgr32_full_X_c;
2582  *yuv2packed2 = yuv2xbgr32_full_2_c;
2583  *yuv2packed1 = yuv2xbgr32_full_1_c;
2584  }
2585 #endif /* !CONFIG_SMALL */
2586  break;
2587  case AV_PIX_FMT_RGBA64LE:
2588 #if CONFIG_SWSCALE_ALPHA
2589  if (c->needAlpha) {
2590  *yuv2packedX = yuv2rgba64le_full_X_c;
2591  *yuv2packed2 = yuv2rgba64le_full_2_c;
2592  *yuv2packed1 = yuv2rgba64le_full_1_c;
2593  } else
2594 #endif /* CONFIG_SWSCALE_ALPHA */
2595  {
2596  *yuv2packedX = yuv2rgbx64le_full_X_c;
2597  *yuv2packed2 = yuv2rgbx64le_full_2_c;
2598  *yuv2packed1 = yuv2rgbx64le_full_1_c;
2599  }
2600  break;
2601  case AV_PIX_FMT_RGBA64BE:
2602 #if CONFIG_SWSCALE_ALPHA
2603  if (c->needAlpha) {
2604  *yuv2packedX = yuv2rgba64be_full_X_c;
2605  *yuv2packed2 = yuv2rgba64be_full_2_c;
2606  *yuv2packed1 = yuv2rgba64be_full_1_c;
2607  } else
2608 #endif /* CONFIG_SWSCALE_ALPHA */
2609  {
2610  *yuv2packedX = yuv2rgbx64be_full_X_c;
2611  *yuv2packed2 = yuv2rgbx64be_full_2_c;
2612  *yuv2packed1 = yuv2rgbx64be_full_1_c;
2613  }
2614  break;
2615  case AV_PIX_FMT_BGRA64LE:
2616 #if CONFIG_SWSCALE_ALPHA
2617  if (c->needAlpha) {
2618  *yuv2packedX = yuv2bgra64le_full_X_c;
2619  *yuv2packed2 = yuv2bgra64le_full_2_c;
2620  *yuv2packed1 = yuv2bgra64le_full_1_c;
2621  } else
2622 #endif /* CONFIG_SWSCALE_ALPHA */
2623  {
2624  *yuv2packedX = yuv2bgrx64le_full_X_c;
2625  *yuv2packed2 = yuv2bgrx64le_full_2_c;
2626  *yuv2packed1 = yuv2bgrx64le_full_1_c;
2627  }
2628  break;
2629  case AV_PIX_FMT_BGRA64BE:
2630 #if CONFIG_SWSCALE_ALPHA
2631  if (c->needAlpha) {
2632  *yuv2packedX = yuv2bgra64be_full_X_c;
2633  *yuv2packed2 = yuv2bgra64be_full_2_c;
2634  *yuv2packed1 = yuv2bgra64be_full_1_c;
2635  } else
2636 #endif /* CONFIG_SWSCALE_ALPHA */
2637  {
2638  *yuv2packedX = yuv2bgrx64be_full_X_c;
2639  *yuv2packed2 = yuv2bgrx64be_full_2_c;
2640  *yuv2packed1 = yuv2bgrx64be_full_1_c;
2641  }
2642  break;
2643 
2644  case AV_PIX_FMT_RGB24:
2645  *yuv2packedX = yuv2rgb24_full_X_c;
2646  *yuv2packed2 = yuv2rgb24_full_2_c;
2647  *yuv2packed1 = yuv2rgb24_full_1_c;
2648  break;
2649  case AV_PIX_FMT_BGR24:
2650  *yuv2packedX = yuv2bgr24_full_X_c;
2651  *yuv2packed2 = yuv2bgr24_full_2_c;
2652  *yuv2packed1 = yuv2bgr24_full_1_c;
2653  break;
2654  case AV_PIX_FMT_RGB48LE:
2655  *yuv2packedX = yuv2rgb48le_full_X_c;
2656  *yuv2packed2 = yuv2rgb48le_full_2_c;
2657  *yuv2packed1 = yuv2rgb48le_full_1_c;
2658  break;
2659  case AV_PIX_FMT_BGR48LE:
2660  *yuv2packedX = yuv2bgr48le_full_X_c;
2661  *yuv2packed2 = yuv2bgr48le_full_2_c;
2662  *yuv2packed1 = yuv2bgr48le_full_1_c;
2663  break;
2664  case AV_PIX_FMT_RGB48BE:
2665  *yuv2packedX = yuv2rgb48be_full_X_c;
2666  *yuv2packed2 = yuv2rgb48be_full_2_c;
2667  *yuv2packed1 = yuv2rgb48be_full_1_c;
2668  break;
2669  case AV_PIX_FMT_BGR48BE:
2670  *yuv2packedX = yuv2bgr48be_full_X_c;
2671  *yuv2packed2 = yuv2bgr48be_full_2_c;
2672  *yuv2packed1 = yuv2bgr48be_full_1_c;
2673  break;
2674  case AV_PIX_FMT_BGR4_BYTE:
2675  *yuv2packedX = yuv2bgr4_byte_full_X_c;
2676  *yuv2packed2 = yuv2bgr4_byte_full_2_c;
2677  *yuv2packed1 = yuv2bgr4_byte_full_1_c;
2678  break;
2679  case AV_PIX_FMT_RGB4_BYTE:
2680  *yuv2packedX = yuv2rgb4_byte_full_X_c;
2681  *yuv2packed2 = yuv2rgb4_byte_full_2_c;
2682  *yuv2packed1 = yuv2rgb4_byte_full_1_c;
2683  break;
2684  case AV_PIX_FMT_BGR8:
2685  *yuv2packedX = yuv2bgr8_full_X_c;
2686  *yuv2packed2 = yuv2bgr8_full_2_c;
2687  *yuv2packed1 = yuv2bgr8_full_1_c;
2688  break;
2689  case AV_PIX_FMT_RGB8:
2690  *yuv2packedX = yuv2rgb8_full_X_c;
2691  *yuv2packed2 = yuv2rgb8_full_2_c;
2692  *yuv2packed1 = yuv2rgb8_full_1_c;
2693  break;
2694  case AV_PIX_FMT_GBRP:
2695  case AV_PIX_FMT_GBRP9BE:
2696  case AV_PIX_FMT_GBRP9LE:
2697  case AV_PIX_FMT_GBRP10BE:
2698  case AV_PIX_FMT_GBRP10LE:
2699  case AV_PIX_FMT_GBRP12BE:
2700  case AV_PIX_FMT_GBRP12LE:
2701  case AV_PIX_FMT_GBRP14BE:
2702  case AV_PIX_FMT_GBRP14LE:
2703  case AV_PIX_FMT_GBRAP:
2704  case AV_PIX_FMT_GBRAP10BE:
2705  case AV_PIX_FMT_GBRAP10LE:
2706  case AV_PIX_FMT_GBRAP12BE:
2707  case AV_PIX_FMT_GBRAP12LE:
2708  *yuv2anyX = yuv2gbrp_full_X_c;
2709  break;
2710  case AV_PIX_FMT_GBRP16BE:
2711  case AV_PIX_FMT_GBRP16LE:
2712  case AV_PIX_FMT_GBRAP16BE:
2713  case AV_PIX_FMT_GBRAP16LE:
2714  *yuv2anyX = yuv2gbrp16_full_X_c;
2715  break;
2716  }
2717  if (!*yuv2packedX && !*yuv2anyX)
2718  goto YUV_PACKED;
2719  } else {
2720  YUV_PACKED:
2721  switch (dstFormat) {
2722  case AV_PIX_FMT_RGBA64LE:
2723 #if CONFIG_SWSCALE_ALPHA
2724  if (c->needAlpha) {
2725  *yuv2packed1 = yuv2rgba64le_1_c;
2726  *yuv2packed2 = yuv2rgba64le_2_c;
2727  *yuv2packedX = yuv2rgba64le_X_c;
2728  } else
2729 #endif /* CONFIG_SWSCALE_ALPHA */
2730  {
2731  *yuv2packed1 = yuv2rgbx64le_1_c;
2732  *yuv2packed2 = yuv2rgbx64le_2_c;
2733  *yuv2packedX = yuv2rgbx64le_X_c;
2734  }
2735  break;
2736  case AV_PIX_FMT_RGBA64BE:
2737 #if CONFIG_SWSCALE_ALPHA
2738  if (c->needAlpha) {
2739  *yuv2packed1 = yuv2rgba64be_1_c;
2740  *yuv2packed2 = yuv2rgba64be_2_c;
2741  *yuv2packedX = yuv2rgba64be_X_c;
2742  } else
2743 #endif /* CONFIG_SWSCALE_ALPHA */
2744  {
2745  *yuv2packed1 = yuv2rgbx64be_1_c;
2746  *yuv2packed2 = yuv2rgbx64be_2_c;
2747  *yuv2packedX = yuv2rgbx64be_X_c;
2748  }
2749  break;
2750  case AV_PIX_FMT_BGRA64LE:
2751 #if CONFIG_SWSCALE_ALPHA
2752  if (c->needAlpha) {
2753  *yuv2packed1 = yuv2bgra64le_1_c;
2754  *yuv2packed2 = yuv2bgra64le_2_c;
2755  *yuv2packedX = yuv2bgra64le_X_c;
2756  } else
2757 #endif /* CONFIG_SWSCALE_ALPHA */
2758  {
2759  *yuv2packed1 = yuv2bgrx64le_1_c;
2760  *yuv2packed2 = yuv2bgrx64le_2_c;
2761  *yuv2packedX = yuv2bgrx64le_X_c;
2762  }
2763  break;
2764  case AV_PIX_FMT_BGRA64BE:
2765 #if CONFIG_SWSCALE_ALPHA
2766  if (c->needAlpha) {
2767  *yuv2packed1 = yuv2bgra64be_1_c;
2768  *yuv2packed2 = yuv2bgra64be_2_c;
2769  *yuv2packedX = yuv2bgra64be_X_c;
2770  } else
2771 #endif /* CONFIG_SWSCALE_ALPHA */
2772  {
2773  *yuv2packed1 = yuv2bgrx64be_1_c;
2774  *yuv2packed2 = yuv2bgrx64be_2_c;
2775  *yuv2packedX = yuv2bgrx64be_X_c;
2776  }
2777  break;
2778  case AV_PIX_FMT_RGB48LE:
2779  *yuv2packed1 = yuv2rgb48le_1_c;
2780  *yuv2packed2 = yuv2rgb48le_2_c;
2781  *yuv2packedX = yuv2rgb48le_X_c;
2782  break;
2783  case AV_PIX_FMT_RGB48BE:
2784  *yuv2packed1 = yuv2rgb48be_1_c;
2785  *yuv2packed2 = yuv2rgb48be_2_c;
2786  *yuv2packedX = yuv2rgb48be_X_c;
2787  break;
2788  case AV_PIX_FMT_BGR48LE:
2789  *yuv2packed1 = yuv2bgr48le_1_c;
2790  *yuv2packed2 = yuv2bgr48le_2_c;
2791  *yuv2packedX = yuv2bgr48le_X_c;
2792  break;
2793  case AV_PIX_FMT_BGR48BE:
2794  *yuv2packed1 = yuv2bgr48be_1_c;
2795  *yuv2packed2 = yuv2bgr48be_2_c;
2796  *yuv2packedX = yuv2bgr48be_X_c;
2797  break;
2798  case AV_PIX_FMT_RGB32:
2799  case AV_PIX_FMT_BGR32:
2800 #if CONFIG_SMALL
2801  *yuv2packed1 = yuv2rgb32_1_c;
2802  *yuv2packed2 = yuv2rgb32_2_c;
2803  *yuv2packedX = yuv2rgb32_X_c;
2804 #else
2805 #if CONFIG_SWSCALE_ALPHA
2806  if (c->needAlpha) {
2807  *yuv2packed1 = yuv2rgba32_1_c;
2808  *yuv2packed2 = yuv2rgba32_2_c;
2809  *yuv2packedX = yuv2rgba32_X_c;
2810  } else
2811 #endif /* CONFIG_SWSCALE_ALPHA */
2812  {
2813  *yuv2packed1 = yuv2rgbx32_1_c;
2814  *yuv2packed2 = yuv2rgbx32_2_c;
2815  *yuv2packedX = yuv2rgbx32_X_c;
2816  }
2817 #endif /* !CONFIG_SMALL */
2818  break;
2819  case AV_PIX_FMT_RGB32_1:
2820  case AV_PIX_FMT_BGR32_1:
2821 #if CONFIG_SMALL
2822  *yuv2packed1 = yuv2rgb32_1_1_c;
2823  *yuv2packed2 = yuv2rgb32_1_2_c;
2824  *yuv2packedX = yuv2rgb32_1_X_c;
2825 #else
2826 #if CONFIG_SWSCALE_ALPHA
2827  if (c->needAlpha) {
2828  *yuv2packed1 = yuv2rgba32_1_1_c;
2829  *yuv2packed2 = yuv2rgba32_1_2_c;
2830  *yuv2packedX = yuv2rgba32_1_X_c;
2831  } else
2832 #endif /* CONFIG_SWSCALE_ALPHA */
2833  {
2834  *yuv2packed1 = yuv2rgbx32_1_1_c;
2835  *yuv2packed2 = yuv2rgbx32_1_2_c;
2836  *yuv2packedX = yuv2rgbx32_1_X_c;
2837  }
2838 #endif /* !CONFIG_SMALL */
2839  break;
2840  case AV_PIX_FMT_RGB24:
2841  *yuv2packed1 = yuv2rgb24_1_c;
2842  *yuv2packed2 = yuv2rgb24_2_c;
2843  *yuv2packedX = yuv2rgb24_X_c;
2844  break;
2845  case AV_PIX_FMT_BGR24:
2846  *yuv2packed1 = yuv2bgr24_1_c;
2847  *yuv2packed2 = yuv2bgr24_2_c;
2848  *yuv2packedX = yuv2bgr24_X_c;
2849  break;
2850  case AV_PIX_FMT_RGB565LE:
2851  case AV_PIX_FMT_RGB565BE:
2852  case AV_PIX_FMT_BGR565LE:
2853  case AV_PIX_FMT_BGR565BE:
2854  *yuv2packed1 = yuv2rgb16_1_c;
2855  *yuv2packed2 = yuv2rgb16_2_c;
2856  *yuv2packedX = yuv2rgb16_X_c;
2857  break;
2858  case AV_PIX_FMT_RGB555LE:
2859  case AV_PIX_FMT_RGB555BE:
2860  case AV_PIX_FMT_BGR555LE:
2861  case AV_PIX_FMT_BGR555BE:
2862  *yuv2packed1 = yuv2rgb15_1_c;
2863  *yuv2packed2 = yuv2rgb15_2_c;
2864  *yuv2packedX = yuv2rgb15_X_c;
2865  break;
2866  case AV_PIX_FMT_RGB444LE:
2867  case AV_PIX_FMT_RGB444BE:
2868  case AV_PIX_FMT_BGR444LE:
2869  case AV_PIX_FMT_BGR444BE:
2870  *yuv2packed1 = yuv2rgb12_1_c;
2871  *yuv2packed2 = yuv2rgb12_2_c;
2872  *yuv2packedX = yuv2rgb12_X_c;
2873  break;
2874  case AV_PIX_FMT_RGB8:
2875  case AV_PIX_FMT_BGR8:
2876  *yuv2packed1 = yuv2rgb8_1_c;
2877  *yuv2packed2 = yuv2rgb8_2_c;
2878  *yuv2packedX = yuv2rgb8_X_c;
2879  break;
2880  case AV_PIX_FMT_RGB4:
2881  case AV_PIX_FMT_BGR4:
2882  *yuv2packed1 = yuv2rgb4_1_c;
2883  *yuv2packed2 = yuv2rgb4_2_c;
2884  *yuv2packedX = yuv2rgb4_X_c;
2885  break;
2886  case AV_PIX_FMT_RGB4_BYTE:
2887  case AV_PIX_FMT_BGR4_BYTE:
2888  *yuv2packed1 = yuv2rgb4b_1_c;
2889  *yuv2packed2 = yuv2rgb4b_2_c;
2890  *yuv2packedX = yuv2rgb4b_X_c;
2891  break;
2892  }
2893  }
2894  switch (dstFormat) {
2895  case AV_PIX_FMT_MONOWHITE:
2896  *yuv2packed1 = yuv2monowhite_1_c;
2897  *yuv2packed2 = yuv2monowhite_2_c;
2898  *yuv2packedX = yuv2monowhite_X_c;
2899  break;
2900  case AV_PIX_FMT_MONOBLACK:
2901  *yuv2packed1 = yuv2monoblack_1_c;
2902  *yuv2packed2 = yuv2monoblack_2_c;
2903  *yuv2packedX = yuv2monoblack_X_c;
2904  break;
2905  case AV_PIX_FMT_YUYV422:
2906  *yuv2packed1 = yuv2yuyv422_1_c;
2907  *yuv2packed2 = yuv2yuyv422_2_c;
2908  *yuv2packedX = yuv2yuyv422_X_c;
2909  break;
2910  case AV_PIX_FMT_YVYU422:
2911  *yuv2packed1 = yuv2yvyu422_1_c;
2912  *yuv2packed2 = yuv2yvyu422_2_c;
2913  *yuv2packedX = yuv2yvyu422_X_c;
2914  break;
2915  case AV_PIX_FMT_UYVY422:
2916  *yuv2packed1 = yuv2uyvy422_1_c;
2917  *yuv2packed2 = yuv2uyvy422_2_c;
2918  *yuv2packedX = yuv2uyvy422_X_c;
2919  break;
2920  case AV_PIX_FMT_YA8:
2921  *yuv2packed1 = yuv2ya8_1_c;
2922  *yuv2packed2 = yuv2ya8_2_c;
2923  *yuv2packedX = yuv2ya8_X_c;
2924  break;
2925  case AV_PIX_FMT_YA16LE:
2926  *yuv2packed1 = yuv2ya16le_1_c;
2927  *yuv2packed2 = yuv2ya16le_2_c;
2928  *yuv2packedX = yuv2ya16le_X_c;
2929  break;
2930  case AV_PIX_FMT_YA16BE:
2931  *yuv2packed1 = yuv2ya16be_1_c;
2932  *yuv2packed2 = yuv2ya16be_2_c;
2933  *yuv2packedX = yuv2ya16be_X_c;
2934  break;
2935  case AV_PIX_FMT_AYUV64LE:
2936  *yuv2packedX = yuv2ayuv64le_X_c;
2937  break;
2938  }
2939 }
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
const char const char void * val
Definition: avisynth_c.h:863
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:1730
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:2406
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:2454
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:2238
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:2522
#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:68
#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:2075
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:376
#define src
Definition: vp8dsp.c:254
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:153
AVComponentDescriptor comp[4]
Parameters that describe how pixels are packed.
Definition: pixdesc.h:117
uint8_t
#define av_cold
Definition: attributes.h:82
#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:930
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:2339
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:252
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:2156
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:2030
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:1980
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
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:259
#define AV_PIX_FMT_BGR32_1
Definition: pixfmt.h:363
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:1354
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:988
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:92
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
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:2370
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
if(ret< 0)
Definition: vf_mcdeint.c:279
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:380
#define AV_PIX_FMT_BGR32
Definition: pixfmt.h:362
static av_always_inline int isBE(enum AVPixelFormat pix_fmt)
#define YUV2PACKED16WRAPPER(name, base, ext, fmt, hasAlpha, eightbytes)
Definition: output.c:1434
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:2313
planar GBR 4:4:4 30bpp, big-endian
Definition: pixfmt.h:172
#define AV_PIX_FMT_RGB32
Definition: pixfmt.h:360
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:1690
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
void * buf
Definition: avisynth_c.h:766
as above, but U and V bytes are swapped
Definition: pixfmt.h:349
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:1517
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:1238
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:1809
#define AV_PIX_FMT_BGR565
Definition: pixfmt.h:379
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:962
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)
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:546
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:1636
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:381
#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:375
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:1840
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:1302
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:1135
#define AV_PIX_FMT_RGB32_1
Definition: pixfmt.h:361
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:1070
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:374
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:39
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 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