FFmpeg  4.4
swscale_unscaled.c
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1 /*
2  * Copyright (C) 2001-2011 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 <inttypes.h>
22 #include <string.h>
23 #include <math.h>
24 #include <stdio.h>
25 #include "config.h"
26 #include "swscale.h"
27 #include "swscale_internal.h"
28 #include "rgb2rgb.h"
29 #include "libavutil/intreadwrite.h"
30 #include "libavutil/cpu.h"
31 #include "libavutil/avutil.h"
32 #include "libavutil/mathematics.h"
33 #include "libavutil/mem_internal.h"
34 #include "libavutil/bswap.h"
35 #include "libavutil/pixdesc.h"
36 #include "libavutil/avassert.h"
37 #include "libavutil/avconfig.h"
38 
39 DECLARE_ALIGNED(8, static const uint8_t, dithers)[8][8][8]={
40 {
41  { 0, 1, 0, 1, 0, 1, 0, 1,},
42  { 1, 0, 1, 0, 1, 0, 1, 0,},
43  { 0, 1, 0, 1, 0, 1, 0, 1,},
44  { 1, 0, 1, 0, 1, 0, 1, 0,},
45  { 0, 1, 0, 1, 0, 1, 0, 1,},
46  { 1, 0, 1, 0, 1, 0, 1, 0,},
47  { 0, 1, 0, 1, 0, 1, 0, 1,},
48  { 1, 0, 1, 0, 1, 0, 1, 0,},
49 },{
50  { 1, 2, 1, 2, 1, 2, 1, 2,},
51  { 3, 0, 3, 0, 3, 0, 3, 0,},
52  { 1, 2, 1, 2, 1, 2, 1, 2,},
53  { 3, 0, 3, 0, 3, 0, 3, 0,},
54  { 1, 2, 1, 2, 1, 2, 1, 2,},
55  { 3, 0, 3, 0, 3, 0, 3, 0,},
56  { 1, 2, 1, 2, 1, 2, 1, 2,},
57  { 3, 0, 3, 0, 3, 0, 3, 0,},
58 },{
59  { 2, 4, 3, 5, 2, 4, 3, 5,},
60  { 6, 0, 7, 1, 6, 0, 7, 1,},
61  { 3, 5, 2, 4, 3, 5, 2, 4,},
62  { 7, 1, 6, 0, 7, 1, 6, 0,},
63  { 2, 4, 3, 5, 2, 4, 3, 5,},
64  { 6, 0, 7, 1, 6, 0, 7, 1,},
65  { 3, 5, 2, 4, 3, 5, 2, 4,},
66  { 7, 1, 6, 0, 7, 1, 6, 0,},
67 },{
68  { 4, 8, 7, 11, 4, 8, 7, 11,},
69  { 12, 0, 15, 3, 12, 0, 15, 3,},
70  { 6, 10, 5, 9, 6, 10, 5, 9,},
71  { 14, 2, 13, 1, 14, 2, 13, 1,},
72  { 4, 8, 7, 11, 4, 8, 7, 11,},
73  { 12, 0, 15, 3, 12, 0, 15, 3,},
74  { 6, 10, 5, 9, 6, 10, 5, 9,},
75  { 14, 2, 13, 1, 14, 2, 13, 1,},
76 },{
77  { 9, 17, 15, 23, 8, 16, 14, 22,},
78  { 25, 1, 31, 7, 24, 0, 30, 6,},
79  { 13, 21, 11, 19, 12, 20, 10, 18,},
80  { 29, 5, 27, 3, 28, 4, 26, 2,},
81  { 8, 16, 14, 22, 9, 17, 15, 23,},
82  { 24, 0, 30, 6, 25, 1, 31, 7,},
83  { 12, 20, 10, 18, 13, 21, 11, 19,},
84  { 28, 4, 26, 2, 29, 5, 27, 3,},
85 },{
86  { 18, 34, 30, 46, 17, 33, 29, 45,},
87  { 50, 2, 62, 14, 49, 1, 61, 13,},
88  { 26, 42, 22, 38, 25, 41, 21, 37,},
89  { 58, 10, 54, 6, 57, 9, 53, 5,},
90  { 16, 32, 28, 44, 19, 35, 31, 47,},
91  { 48, 0, 60, 12, 51, 3, 63, 15,},
92  { 24, 40, 20, 36, 27, 43, 23, 39,},
93  { 56, 8, 52, 4, 59, 11, 55, 7,},
94 },{
95  { 18, 34, 30, 46, 17, 33, 29, 45,},
96  { 50, 2, 62, 14, 49, 1, 61, 13,},
97  { 26, 42, 22, 38, 25, 41, 21, 37,},
98  { 58, 10, 54, 6, 57, 9, 53, 5,},
99  { 16, 32, 28, 44, 19, 35, 31, 47,},
100  { 48, 0, 60, 12, 51, 3, 63, 15,},
101  { 24, 40, 20, 36, 27, 43, 23, 39,},
102  { 56, 8, 52, 4, 59, 11, 55, 7,},
103 },{
104  { 36, 68, 60, 92, 34, 66, 58, 90,},
105  { 100, 4,124, 28, 98, 2,122, 26,},
106  { 52, 84, 44, 76, 50, 82, 42, 74,},
107  { 116, 20,108, 12,114, 18,106, 10,},
108  { 32, 64, 56, 88, 38, 70, 62, 94,},
109  { 96, 0,120, 24,102, 6,126, 30,},
110  { 48, 80, 40, 72, 54, 86, 46, 78,},
111  { 112, 16,104, 8,118, 22,110, 14,},
112 }};
113 
114 
115 static void fillPlane(uint8_t *plane, int stride, int width, int height, int y,
116  uint8_t val)
117 {
118  int i;
119  uint8_t *ptr = plane + stride * y;
120  for (i = 0; i < height; i++) {
121  memset(ptr, val, width);
122  ptr += stride;
123  }
124 }
125 
126 static void copyPlane(const uint8_t *src, int srcStride,
127  int srcSliceY, int srcSliceH, int width,
128  uint8_t *dst, int dstStride)
129 {
130  dst += dstStride * srcSliceY;
131  if (dstStride == srcStride && srcStride > 0) {
132  memcpy(dst, src, srcSliceH * dstStride);
133  } else {
134  int i;
135  for (i = 0; i < srcSliceH; i++) {
136  memcpy(dst, src, width);
137  src += srcStride;
138  dst += dstStride;
139  }
140  }
141 }
142 
144  int srcStride[], int srcSliceY,
145  int srcSliceH, uint8_t *dstParam[],
146  int dstStride[])
147 {
148  uint8_t *dst = dstParam[1] + dstStride[1] * srcSliceY / 2;
149 
150  copyPlane(src[0], srcStride[0], srcSliceY, srcSliceH, c->srcW,
151  dstParam[0], dstStride[0]);
152 
153  if (c->dstFormat == AV_PIX_FMT_NV12)
154  interleaveBytes(src[1], src[2], dst, c->chrSrcW, (srcSliceH + 1) / 2,
155  srcStride[1], srcStride[2], dstStride[1]);
156  else
157  interleaveBytes(src[2], src[1], dst, c->chrSrcW, (srcSliceH + 1) / 2,
158  srcStride[2], srcStride[1], dstStride[1]);
159 
160  return srcSliceH;
161 }
162 
164  int srcStride[], int srcSliceY,
165  int srcSliceH, uint8_t *dstParam[],
166  int dstStride[])
167 {
168  uint8_t *dst1 = dstParam[1] + dstStride[1] * srcSliceY / 2;
169  uint8_t *dst2 = dstParam[2] + dstStride[2] * srcSliceY / 2;
170 
171  copyPlane(src[0], srcStride[0], srcSliceY, srcSliceH, c->srcW,
172  dstParam[0], dstStride[0]);
173 
174  if (c->srcFormat == AV_PIX_FMT_NV12)
175  deinterleaveBytes(src[1], dst1, dst2, c->chrSrcW, (srcSliceH + 1) / 2,
176  srcStride[1], dstStride[1], dstStride[2]);
177  else
178  deinterleaveBytes(src[1], dst2, dst1, c->chrSrcW, (srcSliceH + 1) / 2,
179  srcStride[1], dstStride[2], dstStride[1]);
180 
181  return srcSliceH;
182 }
183 
185  int srcStride[], int srcSliceY,
186  int srcSliceH, uint8_t *dstParam[],
187  int dstStride[])
188 {
189  uint8_t *dst = dstParam[1] + dstStride[1] * srcSliceY;
190 
191  copyPlane(src[0], srcStride[0], srcSliceY, srcSliceH, c->srcW,
192  dstParam[0], dstStride[0]);
193 
194  if (c->dstFormat == AV_PIX_FMT_NV24)
195  interleaveBytes(src[1], src[2], dst, c->chrSrcW, srcSliceH,
196  srcStride[1], srcStride[2], dstStride[1]);
197  else
198  interleaveBytes(src[2], src[1], dst, c->chrSrcW, srcSliceH,
199  srcStride[2], srcStride[1], dstStride[1]);
200 
201  return srcSliceH;
202 }
203 
205  int srcStride[], int srcSliceY,
206  int srcSliceH, uint8_t *dstParam[],
207  int dstStride[])
208 {
209  uint8_t *dst1 = dstParam[1] + dstStride[1] * srcSliceY;
210  uint8_t *dst2 = dstParam[2] + dstStride[2] * srcSliceY;
211 
212  copyPlane(src[0], srcStride[0], srcSliceY, srcSliceH, c->srcW,
213  dstParam[0], dstStride[0]);
214 
215  if (c->srcFormat == AV_PIX_FMT_NV24)
216  deinterleaveBytes(src[1], dst1, dst2, c->chrSrcW, srcSliceH,
217  srcStride[1], dstStride[1], dstStride[2]);
218  else
219  deinterleaveBytes(src[1], dst2, dst1, c->chrSrcW, srcSliceH,
220  srcStride[1], dstStride[2], dstStride[1]);
221 
222  return srcSliceH;
223 }
224 
225 static int planarToP01xWrapper(SwsContext *c, const uint8_t *src8[],
226  int srcStride[], int srcSliceY,
227  int srcSliceH, uint8_t *dstParam8[],
228  int dstStride[])
229 {
230  const AVPixFmtDescriptor *src_format = av_pix_fmt_desc_get(c->srcFormat);
231  const AVPixFmtDescriptor *dst_format = av_pix_fmt_desc_get(c->dstFormat);
232  const uint16_t **src = (const uint16_t**)src8;
233  uint16_t *dstY = (uint16_t*)(dstParam8[0] + dstStride[0] * srcSliceY);
234  uint16_t *dstUV = (uint16_t*)(dstParam8[1] + dstStride[1] * srcSliceY / 2);
235  int x, y;
236 
237  /* Calculate net shift required for values. */
238  const int shift[3] = {
239  dst_format->comp[0].depth + dst_format->comp[0].shift -
240  src_format->comp[0].depth - src_format->comp[0].shift,
241  dst_format->comp[1].depth + dst_format->comp[1].shift -
242  src_format->comp[1].depth - src_format->comp[1].shift,
243  dst_format->comp[2].depth + dst_format->comp[2].shift -
244  src_format->comp[2].depth - src_format->comp[2].shift,
245  };
246 
247  av_assert0(!(srcStride[0] % 2 || srcStride[1] % 2 || srcStride[2] % 2 ||
248  dstStride[0] % 2 || dstStride[1] % 2));
249 
250  for (y = 0; y < srcSliceH; y++) {
251  uint16_t *tdstY = dstY;
252  const uint16_t *tsrc0 = src[0];
253  for (x = c->srcW; x > 0; x--) {
254  *tdstY++ = *tsrc0++ << shift[0];
255  }
256  src[0] += srcStride[0] / 2;
257  dstY += dstStride[0] / 2;
258 
259  if (!(y & 1)) {
260  uint16_t *tdstUV = dstUV;
261  const uint16_t *tsrc1 = src[1];
262  const uint16_t *tsrc2 = src[2];
263  for (x = c->srcW / 2; x > 0; x--) {
264  *tdstUV++ = *tsrc1++ << shift[1];
265  *tdstUV++ = *tsrc2++ << shift[2];
266  }
267  src[1] += srcStride[1] / 2;
268  src[2] += srcStride[2] / 2;
269  dstUV += dstStride[1] / 2;
270  }
271  }
272 
273  return srcSliceH;
274 }
275 
276 #if AV_HAVE_BIGENDIAN
277 #define output_pixel(p, v) do { \
278  uint16_t *pp = (p); \
279  AV_WL16(pp, (v)); \
280  } while(0)
281 #else
282 #define output_pixel(p, v) (*p) = (v)
283 #endif
284 
286  int srcStride[], int srcSliceY,
287  int srcSliceH, uint8_t *dstParam8[],
288  int dstStride[])
289 {
290  uint16_t *dstY = (uint16_t*)(dstParam8[0] + dstStride[0] * srcSliceY);
291  uint16_t *dstUV = (uint16_t*)(dstParam8[1] + dstStride[1] * srcSliceY / 2);
292  int x, y, t;
293 
294  av_assert0(!(dstStride[0] % 2 || dstStride[1] % 2));
295 
296  for (y = 0; y < srcSliceH; y++) {
297  uint16_t *tdstY = dstY;
298  const uint8_t *tsrc0 = src[0];
299  for (x = c->srcW; x > 0; x--) {
300  t = *tsrc0++;
301  output_pixel(tdstY++, t | (t << 8));
302  }
303  src[0] += srcStride[0];
304  dstY += dstStride[0] / 2;
305 
306  if (!(y & 1)) {
307  uint16_t *tdstUV = dstUV;
308  const uint8_t *tsrc1 = src[1];
309  const uint8_t *tsrc2 = src[2];
310  for (x = c->srcW / 2; x > 0; x--) {
311  t = *tsrc1++;
312  output_pixel(tdstUV++, t | (t << 8));
313  t = *tsrc2++;
314  output_pixel(tdstUV++, t | (t << 8));
315  }
316  src[1] += srcStride[1];
317  src[2] += srcStride[2];
318  dstUV += dstStride[1] / 2;
319  }
320  }
321 
322  return srcSliceH;
323 }
324 
325 #undef output_pixel
326 
328  int srcStride[], int srcSliceY, int srcSliceH,
329  uint8_t *dstParam[], int dstStride[])
330 {
331  uint8_t *dst = dstParam[0] + dstStride[0] * srcSliceY;
332 
333  yv12toyuy2(src[0], src[1], src[2], dst, c->srcW, srcSliceH, srcStride[0],
334  srcStride[1], dstStride[0]);
335 
336  return srcSliceH;
337 }
338 
340  int srcStride[], int srcSliceY, int srcSliceH,
341  uint8_t *dstParam[], int dstStride[])
342 {
343  uint8_t *dst = dstParam[0] + dstStride[0] * srcSliceY;
344 
345  yv12touyvy(src[0], src[1], src[2], dst, c->srcW, srcSliceH, srcStride[0],
346  srcStride[1], dstStride[0]);
347 
348  return srcSliceH;
349 }
350 
352  int srcStride[], int srcSliceY, int srcSliceH,
353  uint8_t *dstParam[], int dstStride[])
354 {
355  uint8_t *dst = dstParam[0] + dstStride[0] * srcSliceY;
356 
357  yuv422ptoyuy2(src[0], src[1], src[2], dst, c->srcW, srcSliceH, srcStride[0],
358  srcStride[1], dstStride[0]);
359 
360  return srcSliceH;
361 }
362 
364  int srcStride[], int srcSliceY, int srcSliceH,
365  uint8_t *dstParam[], int dstStride[])
366 {
367  uint8_t *dst = dstParam[0] + dstStride[0] * srcSliceY;
368 
369  yuv422ptouyvy(src[0], src[1], src[2], dst, c->srcW, srcSliceH, srcStride[0],
370  srcStride[1], dstStride[0]);
371 
372  return srcSliceH;
373 }
374 
376  int srcStride[], int srcSliceY, int srcSliceH,
377  uint8_t *dstParam[], int dstStride[])
378 {
379  uint8_t *ydst = dstParam[0] + dstStride[0] * srcSliceY;
380  uint8_t *udst = dstParam[1] + dstStride[1] * srcSliceY / 2;
381  uint8_t *vdst = dstParam[2] + dstStride[2] * srcSliceY / 2;
382 
383  yuyvtoyuv420(ydst, udst, vdst, src[0], c->srcW, srcSliceH, dstStride[0],
384  dstStride[1], srcStride[0]);
385 
386  if (dstParam[3])
387  fillPlane(dstParam[3], dstStride[3], c->srcW, srcSliceH, srcSliceY, 255);
388 
389  return srcSliceH;
390 }
391 
393  int srcStride[], int srcSliceY, int srcSliceH,
394  uint8_t *dstParam[], int dstStride[])
395 {
396  uint8_t *ydst = dstParam[0] + dstStride[0] * srcSliceY;
397  uint8_t *udst = dstParam[1] + dstStride[1] * srcSliceY;
398  uint8_t *vdst = dstParam[2] + dstStride[2] * srcSliceY;
399 
400  yuyvtoyuv422(ydst, udst, vdst, src[0], c->srcW, srcSliceH, dstStride[0],
401  dstStride[1], srcStride[0]);
402 
403  return srcSliceH;
404 }
405 
407  int srcStride[], int srcSliceY, int srcSliceH,
408  uint8_t *dstParam[], int dstStride[])
409 {
410  uint8_t *ydst = dstParam[0] + dstStride[0] * srcSliceY;
411  uint8_t *udst = dstParam[1] + dstStride[1] * srcSliceY / 2;
412  uint8_t *vdst = dstParam[2] + dstStride[2] * srcSliceY / 2;
413 
414  uyvytoyuv420(ydst, udst, vdst, src[0], c->srcW, srcSliceH, dstStride[0],
415  dstStride[1], srcStride[0]);
416 
417  if (dstParam[3])
418  fillPlane(dstParam[3], dstStride[3], c->srcW, srcSliceH, srcSliceY, 255);
419 
420  return srcSliceH;
421 }
422 
424  int srcStride[], int srcSliceY, int srcSliceH,
425  uint8_t *dstParam[], int dstStride[])
426 {
427  uint8_t *ydst = dstParam[0] + dstStride[0] * srcSliceY;
428  uint8_t *udst = dstParam[1] + dstStride[1] * srcSliceY;
429  uint8_t *vdst = dstParam[2] + dstStride[2] * srcSliceY;
430 
431  uyvytoyuv422(ydst, udst, vdst, src[0], c->srcW, srcSliceH, dstStride[0],
432  dstStride[1], srcStride[0]);
433 
434  return srcSliceH;
435 }
436 
437 static void gray8aToPacked32(const uint8_t *src, uint8_t *dst, int num_pixels,
438  const uint8_t *palette)
439 {
440  int i;
441  for (i = 0; i < num_pixels; i++)
442  ((uint32_t *) dst)[i] = ((const uint32_t *) palette)[src[i << 1]] | (src[(i << 1) + 1] << 24);
443 }
444 
445 static void gray8aToPacked32_1(const uint8_t *src, uint8_t *dst, int num_pixels,
446  const uint8_t *palette)
447 {
448  int i;
449 
450  for (i = 0; i < num_pixels; i++)
451  ((uint32_t *) dst)[i] = ((const uint32_t *) palette)[src[i << 1]] | src[(i << 1) + 1];
452 }
453 
454 static void gray8aToPacked24(const uint8_t *src, uint8_t *dst, int num_pixels,
455  const uint8_t *palette)
456 {
457  int i;
458 
459  for (i = 0; i < num_pixels; i++) {
460  //FIXME slow?
461  dst[0] = palette[src[i << 1] * 4 + 0];
462  dst[1] = palette[src[i << 1] * 4 + 1];
463  dst[2] = palette[src[i << 1] * 4 + 2];
464  dst += 3;
465  }
466 }
467 
468 static int bswap_16bpc(SwsContext *c, const uint8_t *src[],
469  int srcStride[], int srcSliceY, int srcSliceH,
470  uint8_t *dst[], int dstStride[])
471 {
472  int i, j, p;
473 
474  for (p = 0; p < 4; p++) {
475  int srcstr = srcStride[p] / 2;
476  int dststr = dstStride[p] / 2;
477  uint16_t *dstPtr = (uint16_t *) dst[p];
478  const uint16_t *srcPtr = (const uint16_t *) src[p];
479  int min_stride = FFMIN(FFABS(srcstr), FFABS(dststr));
480  if(!dstPtr || !srcPtr)
481  continue;
482  dstPtr += (srcSliceY >> c->chrDstVSubSample) * dststr;
483  for (i = 0; i < (srcSliceH >> c->chrDstVSubSample); i++) {
484  for (j = 0; j < min_stride; j++) {
485  dstPtr[j] = av_bswap16(srcPtr[j]);
486  }
487  srcPtr += srcstr;
488  dstPtr += dststr;
489  }
490  }
491 
492  return srcSliceH;
493 }
494 
495 static int bswap_32bpc(SwsContext *c, const uint8_t *src[],
496  int srcStride[], int srcSliceY, int srcSliceH,
497  uint8_t *dst[], int dstStride[])
498 {
499  int i, j, p;
500 
501  for (p = 0; p < 4; p++) {
502  int srcstr = srcStride[p] / 4;
503  int dststr = dstStride[p] / 4;
504  uint32_t *dstPtr = (uint32_t *) dst[p];
505  const uint32_t *srcPtr = (const uint32_t *) src[p];
506  int min_stride = FFMIN(FFABS(srcstr), FFABS(dststr));
507  if(!dstPtr || !srcPtr)
508  continue;
509  dstPtr += (srcSliceY >> c->chrDstVSubSample) * dststr;
510  for (i = 0; i < (srcSliceH >> c->chrDstVSubSample); i++) {
511  for (j = 0; j < min_stride; j++) {
512  dstPtr[j] = av_bswap32(srcPtr[j]);
513  }
514  srcPtr += srcstr;
515  dstPtr += dststr;
516  }
517  }
518 
519  return srcSliceH;
520 }
521 
522 
523 static int palToRgbWrapper(SwsContext *c, const uint8_t *src[], int srcStride[],
524  int srcSliceY, int srcSliceH, uint8_t *dst[],
525  int dstStride[])
526 {
527  const enum AVPixelFormat srcFormat = c->srcFormat;
528  const enum AVPixelFormat dstFormat = c->dstFormat;
529  void (*conv)(const uint8_t *src, uint8_t *dst, int num_pixels,
530  const uint8_t *palette) = NULL;
531  int i;
532  uint8_t *dstPtr = dst[0] + dstStride[0] * srcSliceY;
533  const uint8_t *srcPtr = src[0];
534 
535  if (srcFormat == AV_PIX_FMT_YA8) {
536  switch (dstFormat) {
537  case AV_PIX_FMT_RGB32 : conv = gray8aToPacked32; break;
538  case AV_PIX_FMT_BGR32 : conv = gray8aToPacked32; break;
541  case AV_PIX_FMT_RGB24 : conv = gray8aToPacked24; break;
542  case AV_PIX_FMT_BGR24 : conv = gray8aToPacked24; break;
543  }
544  } else if (usePal(srcFormat)) {
545  switch (dstFormat) {
552  }
553  }
554 
555  if (!conv)
556  av_log(c, AV_LOG_ERROR, "internal error %s -> %s converter\n",
557  av_get_pix_fmt_name(srcFormat), av_get_pix_fmt_name(dstFormat));
558  else {
559  for (i = 0; i < srcSliceH; i++) {
560  conv(srcPtr, dstPtr, c->srcW, (uint8_t *) c->pal_rgb);
561  srcPtr += srcStride[0];
562  dstPtr += dstStride[0];
563  }
564  }
565 
566  return srcSliceH;
567 }
568 
569 static void packed16togbra16(const uint8_t *src, int srcStride,
570  uint16_t *dst[], int dstStride[], int srcSliceH,
571  int src_alpha, int swap, int shift, int width)
572 {
573  int x, h, i;
574  int dst_alpha = dst[3] != NULL;
575  for (h = 0; h < srcSliceH; h++) {
576  uint16_t *src_line = (uint16_t *)(src + srcStride * h);
577  switch (swap) {
578  case 3:
579  if (src_alpha && dst_alpha) {
580  for (x = 0; x < width; x++) {
581  dst[0][x] = av_bswap16(av_bswap16(*src_line++) >> shift);
582  dst[1][x] = av_bswap16(av_bswap16(*src_line++) >> shift);
583  dst[2][x] = av_bswap16(av_bswap16(*src_line++) >> shift);
584  dst[3][x] = av_bswap16(av_bswap16(*src_line++) >> shift);
585  }
586  } else if (dst_alpha) {
587  for (x = 0; x < width; x++) {
588  dst[0][x] = av_bswap16(av_bswap16(*src_line++) >> shift);
589  dst[1][x] = av_bswap16(av_bswap16(*src_line++) >> shift);
590  dst[2][x] = av_bswap16(av_bswap16(*src_line++) >> shift);
591  dst[3][x] = 0xFFFF;
592  }
593  } else if (src_alpha) {
594  for (x = 0; x < width; x++) {
595  dst[0][x] = av_bswap16(av_bswap16(*src_line++) >> shift);
596  dst[1][x] = av_bswap16(av_bswap16(*src_line++) >> shift);
597  dst[2][x] = av_bswap16(av_bswap16(*src_line++) >> shift);
598  src_line++;
599  }
600  } else {
601  for (x = 0; x < width; x++) {
602  dst[0][x] = av_bswap16(av_bswap16(*src_line++) >> shift);
603  dst[1][x] = av_bswap16(av_bswap16(*src_line++) >> shift);
604  dst[2][x] = av_bswap16(av_bswap16(*src_line++) >> shift);
605  }
606  }
607  break;
608  case 2:
609  if (src_alpha && dst_alpha) {
610  for (x = 0; x < width; x++) {
611  dst[0][x] = av_bswap16(*src_line++ >> shift);
612  dst[1][x] = av_bswap16(*src_line++ >> shift);
613  dst[2][x] = av_bswap16(*src_line++ >> shift);
614  dst[3][x] = av_bswap16(*src_line++ >> shift);
615  }
616  } else if (dst_alpha) {
617  for (x = 0; x < width; x++) {
618  dst[0][x] = av_bswap16(*src_line++ >> shift);
619  dst[1][x] = av_bswap16(*src_line++ >> shift);
620  dst[2][x] = av_bswap16(*src_line++ >> shift);
621  dst[3][x] = 0xFFFF;
622  }
623  } else if (src_alpha) {
624  for (x = 0; x < width; x++) {
625  dst[0][x] = av_bswap16(*src_line++ >> shift);
626  dst[1][x] = av_bswap16(*src_line++ >> shift);
627  dst[2][x] = av_bswap16(*src_line++ >> shift);
628  src_line++;
629  }
630  } else {
631  for (x = 0; x < width; x++) {
632  dst[0][x] = av_bswap16(*src_line++ >> shift);
633  dst[1][x] = av_bswap16(*src_line++ >> shift);
634  dst[2][x] = av_bswap16(*src_line++ >> shift);
635  }
636  }
637  break;
638  case 1:
639  if (src_alpha && dst_alpha) {
640  for (x = 0; x < width; x++) {
641  dst[0][x] = av_bswap16(*src_line++) >> shift;
642  dst[1][x] = av_bswap16(*src_line++) >> shift;
643  dst[2][x] = av_bswap16(*src_line++) >> shift;
644  dst[3][x] = av_bswap16(*src_line++) >> shift;
645  }
646  } else if (dst_alpha) {
647  for (x = 0; x < width; x++) {
648  dst[0][x] = av_bswap16(*src_line++) >> shift;
649  dst[1][x] = av_bswap16(*src_line++) >> shift;
650  dst[2][x] = av_bswap16(*src_line++) >> shift;
651  dst[3][x] = 0xFFFF;
652  }
653  } else if (src_alpha) {
654  for (x = 0; x < width; x++) {
655  dst[0][x] = av_bswap16(*src_line++) >> shift;
656  dst[1][x] = av_bswap16(*src_line++) >> shift;
657  dst[2][x] = av_bswap16(*src_line++) >> shift;
658  src_line++;
659  }
660  } else {
661  for (x = 0; x < width; x++) {
662  dst[0][x] = av_bswap16(*src_line++) >> shift;
663  dst[1][x] = av_bswap16(*src_line++) >> shift;
664  dst[2][x] = av_bswap16(*src_line++) >> shift;
665  }
666  }
667  break;
668  default:
669  if (src_alpha && dst_alpha) {
670  for (x = 0; x < width; x++) {
671  dst[0][x] = *src_line++ >> shift;
672  dst[1][x] = *src_line++ >> shift;
673  dst[2][x] = *src_line++ >> shift;
674  dst[3][x] = *src_line++ >> shift;
675  }
676  } else if (dst_alpha) {
677  for (x = 0; x < width; x++) {
678  dst[0][x] = *src_line++ >> shift;
679  dst[1][x] = *src_line++ >> shift;
680  dst[2][x] = *src_line++ >> shift;
681  dst[3][x] = 0xFFFF;
682  }
683  } else if (src_alpha) {
684  for (x = 0; x < width; x++) {
685  dst[0][x] = *src_line++ >> shift;
686  dst[1][x] = *src_line++ >> shift;
687  dst[2][x] = *src_line++ >> shift;
688  src_line++;
689  }
690  } else {
691  for (x = 0; x < width; x++) {
692  dst[0][x] = *src_line++ >> shift;
693  dst[1][x] = *src_line++ >> shift;
694  dst[2][x] = *src_line++ >> shift;
695  }
696  }
697  }
698  for (i = 0; i < 4; i++)
699  dst[i] += dstStride[i] >> 1;
700  }
701 }
702 
704  int srcStride[], int srcSliceY, int srcSliceH,
705  uint8_t *dst[], int dstStride[])
706 {
707  uint16_t *dst2013[] = { (uint16_t *)dst[2], (uint16_t *)dst[0], (uint16_t *)dst[1], (uint16_t *)dst[3] };
708  uint16_t *dst1023[] = { (uint16_t *)dst[1], (uint16_t *)dst[0], (uint16_t *)dst[2], (uint16_t *)dst[3] };
709  int stride2013[] = { dstStride[2], dstStride[0], dstStride[1], dstStride[3] };
710  int stride1023[] = { dstStride[1], dstStride[0], dstStride[2], dstStride[3] };
711  const AVPixFmtDescriptor *src_format = av_pix_fmt_desc_get(c->srcFormat);
712  const AVPixFmtDescriptor *dst_format = av_pix_fmt_desc_get(c->dstFormat);
713  int bpc = dst_format->comp[0].depth;
714  int alpha = src_format->flags & AV_PIX_FMT_FLAG_ALPHA;
715  int swap = 0;
716  int i;
717 
718  if ( HAVE_BIGENDIAN && !(src_format->flags & AV_PIX_FMT_FLAG_BE) ||
719  !HAVE_BIGENDIAN && src_format->flags & AV_PIX_FMT_FLAG_BE)
720  swap++;
721  if ( HAVE_BIGENDIAN && !(dst_format->flags & AV_PIX_FMT_FLAG_BE) ||
722  !HAVE_BIGENDIAN && dst_format->flags & AV_PIX_FMT_FLAG_BE)
723  swap += 2;
724 
725  if ((dst_format->flags & (AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_RGB)) !=
727  av_log(c, AV_LOG_ERROR, "unsupported conversion to planar RGB %s -> %s\n",
728  src_format->name, dst_format->name);
729  return srcSliceH;
730  }
731 
732  for(i=0; i<4; i++) {
733  dst2013[i] += stride2013[i] * srcSliceY / 2;
734  dst1023[i] += stride1023[i] * srcSliceY / 2;
735  }
736 
737  switch (c->srcFormat) {
738  case AV_PIX_FMT_RGB48LE:
739  case AV_PIX_FMT_RGB48BE:
740  case AV_PIX_FMT_RGBA64LE:
741  case AV_PIX_FMT_RGBA64BE:
742  packed16togbra16(src[0], srcStride[0],
743  dst2013, stride2013, srcSliceH, alpha, swap,
744  16 - bpc, c->srcW);
745  break;
746  case AV_PIX_FMT_BGR48LE:
747  case AV_PIX_FMT_BGR48BE:
748  case AV_PIX_FMT_BGRA64LE:
749  case AV_PIX_FMT_BGRA64BE:
750  packed16togbra16(src[0], srcStride[0],
751  dst1023, stride1023, srcSliceH, alpha, swap,
752  16 - bpc, c->srcW);
753  break;
754  default:
756  "unsupported conversion to planar RGB %s -> %s\n",
757  src_format->name, dst_format->name);
758  }
759 
760  return srcSliceH;
761 }
762 
763 static void gbr16ptopacked16(const uint16_t *src[], int srcStride[],
764  uint8_t *dst, int dstStride, int srcSliceH,
765  int alpha, int swap, int bpp, int width)
766 {
767  int x, h, i;
768  int src_alpha = src[3] != NULL;
769  int scale_high = 16 - bpp, scale_low = (bpp - 8) * 2;
770  for (h = 0; h < srcSliceH; h++) {
771  uint16_t *dest = (uint16_t *)(dst + dstStride * h);
772  uint16_t component;
773 
774  switch(swap) {
775  case 3:
776  if (alpha && !src_alpha) {
777  for (x = 0; x < width; x++) {
778  component = av_bswap16(src[0][x]);
779  *dest++ = av_bswap16(component << scale_high | component >> scale_low);
780  component = av_bswap16(src[1][x]);
781  *dest++ = av_bswap16(component << scale_high | component >> scale_low);
782  component = av_bswap16(src[2][x]);
783  *dest++ = av_bswap16(component << scale_high | component >> scale_low);
784  *dest++ = 0xffff;
785  }
786  } else if (alpha && src_alpha) {
787  for (x = 0; x < width; x++) {
788  component = av_bswap16(src[0][x]);
789  *dest++ = av_bswap16(component << scale_high | component >> scale_low);
790  component = av_bswap16(src[1][x]);
791  *dest++ = av_bswap16(component << scale_high | component >> scale_low);
792  component = av_bswap16(src[2][x]);
793  *dest++ = av_bswap16(component << scale_high | component >> scale_low);
794  component = av_bswap16(src[3][x]);
795  *dest++ = av_bswap16(component << scale_high | component >> scale_low);
796  }
797  } else {
798  for (x = 0; x < width; x++) {
799  component = av_bswap16(src[0][x]);
800  *dest++ = av_bswap16(component << scale_high | component >> scale_low);
801  component = av_bswap16(src[1][x]);
802  *dest++ = av_bswap16(component << scale_high | component >> scale_low);
803  component = av_bswap16(src[2][x]);
804  *dest++ = av_bswap16(component << scale_high | component >> scale_low);
805  }
806  }
807  break;
808  case 2:
809  if (alpha && !src_alpha) {
810  for (x = 0; x < width; x++) {
811  *dest++ = av_bswap16(src[0][x] << scale_high | src[0][x] >> scale_low);
812  *dest++ = av_bswap16(src[1][x] << scale_high | src[1][x] >> scale_low);
813  *dest++ = av_bswap16(src[2][x] << scale_high | src[2][x] >> scale_low);
814  *dest++ = 0xffff;
815  }
816  } else if (alpha && src_alpha) {
817  for (x = 0; x < width; x++) {
818  *dest++ = av_bswap16(src[0][x] << scale_high | src[0][x] >> scale_low);
819  *dest++ = av_bswap16(src[1][x] << scale_high | src[1][x] >> scale_low);
820  *dest++ = av_bswap16(src[2][x] << scale_high | src[2][x] >> scale_low);
821  *dest++ = av_bswap16(src[3][x] << scale_high | src[3][x] >> scale_low);
822  }
823  } else {
824  for (x = 0; x < width; x++) {
825  *dest++ = av_bswap16(src[0][x] << scale_high | src[0][x] >> scale_low);
826  *dest++ = av_bswap16(src[1][x] << scale_high | src[1][x] >> scale_low);
827  *dest++ = av_bswap16(src[2][x] << scale_high | src[2][x] >> scale_low);
828  }
829  }
830  break;
831  case 1:
832  if (alpha && !src_alpha) {
833  for (x = 0; x < width; x++) {
834  *dest++ = av_bswap16(src[0][x]) << scale_high | av_bswap16(src[0][x]) >> scale_low;
835  *dest++ = av_bswap16(src[1][x]) << scale_high | av_bswap16(src[1][x]) >> scale_low;
836  *dest++ = av_bswap16(src[2][x]) << scale_high | av_bswap16(src[2][x]) >> scale_low;
837  *dest++ = 0xffff;
838  }
839  } else if (alpha && src_alpha) {
840  for (x = 0; x < width; x++) {
841  *dest++ = av_bswap16(src[0][x]) << scale_high | av_bswap16(src[0][x]) >> scale_low;
842  *dest++ = av_bswap16(src[1][x]) << scale_high | av_bswap16(src[1][x]) >> scale_low;
843  *dest++ = av_bswap16(src[2][x]) << scale_high | av_bswap16(src[2][x]) >> scale_low;
844  *dest++ = av_bswap16(src[3][x]) << scale_high | av_bswap16(src[3][x]) >> scale_low;
845  }
846  } else {
847  for (x = 0; x < width; x++) {
848  *dest++ = av_bswap16(src[0][x]) << scale_high | av_bswap16(src[0][x]) >> scale_low;
849  *dest++ = av_bswap16(src[1][x]) << scale_high | av_bswap16(src[1][x]) >> scale_low;
850  *dest++ = av_bswap16(src[2][x]) << scale_high | av_bswap16(src[2][x]) >> scale_low;
851  }
852  }
853  break;
854  default:
855  if (alpha && !src_alpha) {
856  for (x = 0; x < width; x++) {
857  *dest++ = src[0][x] << scale_high | src[0][x] >> scale_low;
858  *dest++ = src[1][x] << scale_high | src[1][x] >> scale_low;
859  *dest++ = src[2][x] << scale_high | src[2][x] >> scale_low;
860  *dest++ = 0xffff;
861  }
862  } else if (alpha && src_alpha) {
863  for (x = 0; x < width; x++) {
864  *dest++ = src[0][x] << scale_high | src[0][x] >> scale_low;
865  *dest++ = src[1][x] << scale_high | src[1][x] >> scale_low;
866  *dest++ = src[2][x] << scale_high | src[2][x] >> scale_low;
867  *dest++ = src[3][x] << scale_high | src[3][x] >> scale_low;
868  }
869  } else {
870  for (x = 0; x < width; x++) {
871  *dest++ = src[0][x] << scale_high | src[0][x] >> scale_low;
872  *dest++ = src[1][x] << scale_high | src[1][x] >> scale_low;
873  *dest++ = src[2][x] << scale_high | src[2][x] >> scale_low;
874  }
875  }
876  }
877  for (i = 0; i < 3 + src_alpha; i++)
878  src[i] += srcStride[i] >> 1;
879  }
880 }
881 
883  int srcStride[], int srcSliceY, int srcSliceH,
884  uint8_t *dst[], int dstStride[])
885 {
886  const uint16_t *src102[] = { (uint16_t *)src[1], (uint16_t *)src[0], (uint16_t *)src[2], (uint16_t *)src[3] };
887  const uint16_t *src201[] = { (uint16_t *)src[2], (uint16_t *)src[0], (uint16_t *)src[1], (uint16_t *)src[3] };
888  int stride102[] = { srcStride[1], srcStride[0], srcStride[2], srcStride[3] };
889  int stride201[] = { srcStride[2], srcStride[0], srcStride[1], srcStride[3] };
890  const AVPixFmtDescriptor *src_format = av_pix_fmt_desc_get(c->srcFormat);
891  const AVPixFmtDescriptor *dst_format = av_pix_fmt_desc_get(c->dstFormat);
892  int bits_per_sample = src_format->comp[0].depth;
893  int swap = 0;
894  if ( HAVE_BIGENDIAN && !(src_format->flags & AV_PIX_FMT_FLAG_BE) ||
895  !HAVE_BIGENDIAN && src_format->flags & AV_PIX_FMT_FLAG_BE)
896  swap++;
897  if ( HAVE_BIGENDIAN && !(dst_format->flags & AV_PIX_FMT_FLAG_BE) ||
898  !HAVE_BIGENDIAN && dst_format->flags & AV_PIX_FMT_FLAG_BE)
899  swap += 2;
900 
901  if ((src_format->flags & (AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_RGB)) !=
903  bits_per_sample <= 8) {
904  av_log(c, AV_LOG_ERROR, "unsupported planar RGB conversion %s -> %s\n",
905  src_format->name, dst_format->name);
906  return srcSliceH;
907  }
908  switch (c->dstFormat) {
909  case AV_PIX_FMT_BGR48LE:
910  case AV_PIX_FMT_BGR48BE:
911  gbr16ptopacked16(src102, stride102,
912  dst[0] + srcSliceY * dstStride[0], dstStride[0],
913  srcSliceH, 0, swap, bits_per_sample, c->srcW);
914  break;
915  case AV_PIX_FMT_RGB48LE:
916  case AV_PIX_FMT_RGB48BE:
917  gbr16ptopacked16(src201, stride201,
918  dst[0] + srcSliceY * dstStride[0], dstStride[0],
919  srcSliceH, 0, swap, bits_per_sample, c->srcW);
920  break;
921  case AV_PIX_FMT_RGBA64LE:
922  case AV_PIX_FMT_RGBA64BE:
923  gbr16ptopacked16(src201, stride201,
924  dst[0] + srcSliceY * dstStride[0], dstStride[0],
925  srcSliceH, 1, swap, bits_per_sample, c->srcW);
926  break;
927  case AV_PIX_FMT_BGRA64LE:
928  case AV_PIX_FMT_BGRA64BE:
929  gbr16ptopacked16(src102, stride102,
930  dst[0] + srcSliceY * dstStride[0], dstStride[0],
931  srcSliceH, 1, swap, bits_per_sample, c->srcW);
932  break;
933  default:
935  "unsupported planar RGB conversion %s -> %s\n",
936  src_format->name, dst_format->name);
937  }
938 
939  return srcSliceH;
940 }
941 
942 static void gbr24ptopacked24(const uint8_t *src[], int srcStride[],
943  uint8_t *dst, int dstStride, int srcSliceH,
944  int width)
945 {
946  int x, h, i;
947  for (h = 0; h < srcSliceH; h++) {
948  uint8_t *dest = dst + dstStride * h;
949  for (x = 0; x < width; x++) {
950  *dest++ = src[0][x];
951  *dest++ = src[1][x];
952  *dest++ = src[2][x];
953  }
954 
955  for (i = 0; i < 3; i++)
956  src[i] += srcStride[i];
957  }
958 }
959 
960 static void gbr24ptopacked32(const uint8_t *src[], int srcStride[],
961  uint8_t *dst, int dstStride, int srcSliceH,
962  int alpha_first, int width)
963 {
964  int x, h, i;
965  for (h = 0; h < srcSliceH; h++) {
966  uint8_t *dest = dst + dstStride * h;
967 
968  if (alpha_first) {
969  for (x = 0; x < width; x++) {
970  *dest++ = 0xff;
971  *dest++ = src[0][x];
972  *dest++ = src[1][x];
973  *dest++ = src[2][x];
974  }
975  } else {
976  for (x = 0; x < width; x++) {
977  *dest++ = src[0][x];
978  *dest++ = src[1][x];
979  *dest++ = src[2][x];
980  *dest++ = 0xff;
981  }
982  }
983 
984  for (i = 0; i < 3; i++)
985  src[i] += srcStride[i];
986  }
987 }
988 
989 static void gbraptopacked32(const uint8_t *src[], int srcStride[],
990  uint8_t *dst, int dstStride, int srcSliceH,
991  int alpha_first, int width)
992 {
993  int x, h, i;
994  for (h = 0; h < srcSliceH; h++) {
995  uint8_t *dest = dst + dstStride * h;
996 
997  if (alpha_first) {
998  for (x = 0; x < width; x++) {
999  *dest++ = src[3][x];
1000  *dest++ = src[0][x];
1001  *dest++ = src[1][x];
1002  *dest++ = src[2][x];
1003  }
1004  } else {
1005  for (x = 0; x < width; x++) {
1006  *dest++ = src[0][x];
1007  *dest++ = src[1][x];
1008  *dest++ = src[2][x];
1009  *dest++ = src[3][x];
1010  }
1011  }
1012 
1013  for (i = 0; i < 4; i++)
1014  src[i] += srcStride[i];
1015  }
1016 }
1017 
1019  int srcStride[], int srcSliceY, int srcSliceH,
1020  uint8_t *dst[], int dstStride[])
1021 {
1022  int alpha_first = 0;
1023  const uint8_t *src102[] = { src[1], src[0], src[2], src[3] };
1024  const uint8_t *src201[] = { src[2], src[0], src[1], src[3] };
1025  int stride102[] = { srcStride[1], srcStride[0], srcStride[2], srcStride[3] };
1026  int stride201[] = { srcStride[2], srcStride[0], srcStride[1], srcStride[3] };
1027 
1028  if (c->srcFormat != AV_PIX_FMT_GBRAP) {
1029  av_log(c, AV_LOG_ERROR, "unsupported planar RGB conversion %s -> %s\n",
1030  av_get_pix_fmt_name(c->srcFormat),
1031  av_get_pix_fmt_name(c->dstFormat));
1032  return srcSliceH;
1033  }
1034 
1035  switch (c->dstFormat) {
1036  case AV_PIX_FMT_BGR24:
1037  gbr24ptopacked24(src102, stride102,
1038  dst[0] + srcSliceY * dstStride[0], dstStride[0],
1039  srcSliceH, c->srcW);
1040  break;
1041 
1042  case AV_PIX_FMT_RGB24:
1043  gbr24ptopacked24(src201, stride201,
1044  dst[0] + srcSliceY * dstStride[0], dstStride[0],
1045  srcSliceH, c->srcW);
1046  break;
1047 
1048  case AV_PIX_FMT_ARGB:
1049  alpha_first = 1;
1050  case AV_PIX_FMT_RGBA:
1051  gbraptopacked32(src201, stride201,
1052  dst[0] + srcSliceY * dstStride[0], dstStride[0],
1053  srcSliceH, alpha_first, c->srcW);
1054  break;
1055 
1056  case AV_PIX_FMT_ABGR:
1057  alpha_first = 1;
1058  case AV_PIX_FMT_BGRA:
1059  gbraptopacked32(src102, stride102,
1060  dst[0] + srcSliceY * dstStride[0], dstStride[0],
1061  srcSliceH, alpha_first, c->srcW);
1062  break;
1063 
1064  default:
1066  "unsupported planar RGB conversion %s -> %s\n",
1067  av_get_pix_fmt_name(c->srcFormat),
1068  av_get_pix_fmt_name(c->dstFormat));
1069  }
1070 
1071  return srcSliceH;
1072 }
1073 
1075  int srcStride[], int srcSliceY, int srcSliceH,
1076  uint8_t *dst[], int dstStride[])
1077 {
1078  int alpha_first = 0;
1079  const uint8_t *src102[] = { src[1], src[0], src[2] };
1080  const uint8_t *src201[] = { src[2], src[0], src[1] };
1081  int stride102[] = { srcStride[1], srcStride[0], srcStride[2] };
1082  int stride201[] = { srcStride[2], srcStride[0], srcStride[1] };
1083 
1084  if (c->srcFormat != AV_PIX_FMT_GBRP) {
1085  av_log(c, AV_LOG_ERROR, "unsupported planar RGB conversion %s -> %s\n",
1086  av_get_pix_fmt_name(c->srcFormat),
1087  av_get_pix_fmt_name(c->dstFormat));
1088  return srcSliceH;
1089  }
1090 
1091  switch (c->dstFormat) {
1092  case AV_PIX_FMT_BGR24:
1093  gbr24ptopacked24(src102, stride102,
1094  dst[0] + srcSliceY * dstStride[0], dstStride[0],
1095  srcSliceH, c->srcW);
1096  break;
1097 
1098  case AV_PIX_FMT_RGB24:
1099  gbr24ptopacked24(src201, stride201,
1100  dst[0] + srcSliceY * dstStride[0], dstStride[0],
1101  srcSliceH, c->srcW);
1102  break;
1103 
1104  case AV_PIX_FMT_ARGB:
1105  alpha_first = 1;
1106  case AV_PIX_FMT_RGBA:
1107  gbr24ptopacked32(src201, stride201,
1108  dst[0] + srcSliceY * dstStride[0], dstStride[0],
1109  srcSliceH, alpha_first, c->srcW);
1110  break;
1111 
1112  case AV_PIX_FMT_ABGR:
1113  alpha_first = 1;
1114  case AV_PIX_FMT_BGRA:
1115  gbr24ptopacked32(src102, stride102,
1116  dst[0] + srcSliceY * dstStride[0], dstStride[0],
1117  srcSliceH, alpha_first, c->srcW);
1118  break;
1119 
1120  default:
1122  "unsupported planar RGB conversion %s -> %s\n",
1123  av_get_pix_fmt_name(c->srcFormat),
1124  av_get_pix_fmt_name(c->dstFormat));
1125  }
1126 
1127  return srcSliceH;
1128 }
1129 
1131  const uint8_t *src[], int srcStride[],
1132  int srcSliceY, int srcSliceH,
1133  uint8_t *dst[], int dstStride[])
1134 {
1135  copyPlane(src[0], srcStride[0], srcSliceY, srcSliceH, c->srcW,
1136  dst[0], dstStride[0]);
1137  copyPlane(src[1], srcStride[1], srcSliceY, srcSliceH, c->srcW,
1138  dst[1], dstStride[1]);
1139  copyPlane(src[2], srcStride[2], srcSliceY, srcSliceH, c->srcW,
1140  dst[2], dstStride[2]);
1141  if (dst[3])
1142  fillPlane(dst[3], dstStride[3], c->srcW, srcSliceH, srcSliceY, 255);
1143 
1144  return srcSliceH;
1145 }
1146 
1147 static void packedtogbr24p(const uint8_t *src, int srcStride,
1148  uint8_t *dst[], int dstStride[], int srcSliceH,
1149  int alpha_first, int inc_size, int width)
1150 {
1151  uint8_t *dest[3];
1152  int x, h;
1153 
1154  dest[0] = dst[0];
1155  dest[1] = dst[1];
1156  dest[2] = dst[2];
1157 
1158  if (alpha_first)
1159  src++;
1160 
1161  for (h = 0; h < srcSliceH; h++) {
1162  for (x = 0; x < width; x++) {
1163  dest[0][x] = src[0];
1164  dest[1][x] = src[1];
1165  dest[2][x] = src[2];
1166 
1167  src += inc_size;
1168  }
1169  src += srcStride - width * inc_size;
1170  dest[0] += dstStride[0];
1171  dest[1] += dstStride[1];
1172  dest[2] += dstStride[2];
1173  }
1174 }
1175 
1177  int srcStride[], int srcSliceY, int srcSliceH,
1178  uint8_t *dst[], int dstStride[])
1179 {
1180  int alpha_first = 0;
1181  int stride102[] = { dstStride[1], dstStride[0], dstStride[2] };
1182  int stride201[] = { dstStride[2], dstStride[0], dstStride[1] };
1183  uint8_t *dst102[] = { dst[1] + srcSliceY * dstStride[1],
1184  dst[0] + srcSliceY * dstStride[0],
1185  dst[2] + srcSliceY * dstStride[2] };
1186  uint8_t *dst201[] = { dst[2] + srcSliceY * dstStride[2],
1187  dst[0] + srcSliceY * dstStride[0],
1188  dst[1] + srcSliceY * dstStride[1] };
1189 
1190  switch (c->srcFormat) {
1191  case AV_PIX_FMT_RGB24:
1192  packedtogbr24p((const uint8_t *) src[0], srcStride[0], dst201,
1193  stride201, srcSliceH, alpha_first, 3, c->srcW);
1194  break;
1195  case AV_PIX_FMT_BGR24:
1196  packedtogbr24p((const uint8_t *) src[0], srcStride[0], dst102,
1197  stride102, srcSliceH, alpha_first, 3, c->srcW);
1198  break;
1199  case AV_PIX_FMT_ARGB:
1200  alpha_first = 1;
1201  case AV_PIX_FMT_RGBA:
1202  packedtogbr24p((const uint8_t *) src[0], srcStride[0], dst201,
1203  stride201, srcSliceH, alpha_first, 4, c->srcW);
1204  break;
1205  case AV_PIX_FMT_ABGR:
1206  alpha_first = 1;
1207  case AV_PIX_FMT_BGRA:
1208  packedtogbr24p((const uint8_t *) src[0], srcStride[0], dst102,
1209  stride102, srcSliceH, alpha_first, 4, c->srcW);
1210  break;
1211  default:
1213  "unsupported planar RGB conversion %s -> %s\n",
1214  av_get_pix_fmt_name(c->srcFormat),
1215  av_get_pix_fmt_name(c->dstFormat));
1216  }
1217 
1218  return srcSliceH;
1219 }
1220 
1221 #define BAYER_GBRG
1222 #define BAYER_8
1223 #define BAYER_RENAME(x) bayer_gbrg8_to_##x
1224 #include "bayer_template.c"
1225 
1226 #define BAYER_GBRG
1227 #define BAYER_16LE
1228 #define BAYER_RENAME(x) bayer_gbrg16le_to_##x
1229 #include "bayer_template.c"
1230 
1231 #define BAYER_GBRG
1232 #define BAYER_16BE
1233 #define BAYER_RENAME(x) bayer_gbrg16be_to_##x
1234 #include "bayer_template.c"
1235 
1236 #define BAYER_GRBG
1237 #define BAYER_8
1238 #define BAYER_RENAME(x) bayer_grbg8_to_##x
1239 #include "bayer_template.c"
1240 
1241 #define BAYER_GRBG
1242 #define BAYER_16LE
1243 #define BAYER_RENAME(x) bayer_grbg16le_to_##x
1244 #include "bayer_template.c"
1245 
1246 #define BAYER_GRBG
1247 #define BAYER_16BE
1248 #define BAYER_RENAME(x) bayer_grbg16be_to_##x
1249 #include "bayer_template.c"
1250 
1251 #define BAYER_BGGR
1252 #define BAYER_8
1253 #define BAYER_RENAME(x) bayer_bggr8_to_##x
1254 #include "bayer_template.c"
1255 
1256 #define BAYER_BGGR
1257 #define BAYER_16LE
1258 #define BAYER_RENAME(x) bayer_bggr16le_to_##x
1259 #include "bayer_template.c"
1260 
1261 #define BAYER_BGGR
1262 #define BAYER_16BE
1263 #define BAYER_RENAME(x) bayer_bggr16be_to_##x
1264 #include "bayer_template.c"
1265 
1266 #define BAYER_RGGB
1267 #define BAYER_8
1268 #define BAYER_RENAME(x) bayer_rggb8_to_##x
1269 #include "bayer_template.c"
1270 
1271 #define BAYER_RGGB
1272 #define BAYER_16LE
1273 #define BAYER_RENAME(x) bayer_rggb16le_to_##x
1274 #include "bayer_template.c"
1275 
1276 #define BAYER_RGGB
1277 #define BAYER_16BE
1278 #define BAYER_RENAME(x) bayer_rggb16be_to_##x
1279 #include "bayer_template.c"
1280 
1281 static int bayer_to_rgb24_wrapper(SwsContext *c, const uint8_t* src[], int srcStride[], int srcSliceY,
1282  int srcSliceH, uint8_t* dst[], int dstStride[])
1283 {
1284  uint8_t *dstPtr= dst[0] + srcSliceY * dstStride[0];
1285  const uint8_t *srcPtr= src[0];
1286  int i;
1287  void (*copy) (const uint8_t *src, int src_stride, uint8_t *dst, int dst_stride, int width);
1288  void (*interpolate)(const uint8_t *src, int src_stride, uint8_t *dst, int dst_stride, int width);
1289 
1290  switch(c->srcFormat) {
1291 #define CASE(pixfmt, prefix) \
1292  case pixfmt: copy = bayer_##prefix##_to_rgb24_copy; \
1293  interpolate = bayer_##prefix##_to_rgb24_interpolate; \
1294  break;
1296  CASE(AV_PIX_FMT_BAYER_BGGR16LE, bggr16le)
1297  CASE(AV_PIX_FMT_BAYER_BGGR16BE, bggr16be)
1299  CASE(AV_PIX_FMT_BAYER_RGGB16LE, rggb16le)
1300  CASE(AV_PIX_FMT_BAYER_RGGB16BE, rggb16be)
1302  CASE(AV_PIX_FMT_BAYER_GBRG16LE, gbrg16le)
1303  CASE(AV_PIX_FMT_BAYER_GBRG16BE, gbrg16be)
1305  CASE(AV_PIX_FMT_BAYER_GRBG16LE, grbg16le)
1306  CASE(AV_PIX_FMT_BAYER_GRBG16BE, grbg16be)
1307 #undef CASE
1308  default: return 0;
1309  }
1310 
1311  av_assert0(srcSliceH > 1);
1312 
1313  copy(srcPtr, srcStride[0], dstPtr, dstStride[0], c->srcW);
1314  srcPtr += 2 * srcStride[0];
1315  dstPtr += 2 * dstStride[0];
1316 
1317  for (i = 2; i < srcSliceH - 2; i += 2) {
1318  interpolate(srcPtr, srcStride[0], dstPtr, dstStride[0], c->srcW);
1319  srcPtr += 2 * srcStride[0];
1320  dstPtr += 2 * dstStride[0];
1321  }
1322 
1323  if (i + 1 == srcSliceH) {
1324  copy(srcPtr, -srcStride[0], dstPtr, -dstStride[0], c->srcW);
1325  } else if (i < srcSliceH)
1326  copy(srcPtr, srcStride[0], dstPtr, dstStride[0], c->srcW);
1327  return srcSliceH;
1328 }
1329 
1330 static int bayer_to_rgb48_wrapper(SwsContext *c, const uint8_t* src[], int srcStride[], int srcSliceY,
1331  int srcSliceH, uint8_t* dst[], int dstStride[])
1332 {
1333  uint8_t *dstPtr= dst[0] + srcSliceY * dstStride[0];
1334  const uint8_t *srcPtr= src[0];
1335  int i;
1336  void (*copy) (const uint8_t *src, int src_stride, uint8_t *dst, int dst_stride, int width);
1337  void (*interpolate)(const uint8_t *src, int src_stride, uint8_t *dst, int dst_stride, int width);
1338 
1339  switch(c->srcFormat) {
1340 #define CASE(pixfmt, prefix) \
1341  case pixfmt: copy = bayer_##prefix##_to_rgb48_copy; \
1342  interpolate = bayer_##prefix##_to_rgb48_interpolate; \
1343  break;
1345  CASE(AV_PIX_FMT_BAYER_BGGR16LE, bggr16le)
1346  CASE(AV_PIX_FMT_BAYER_BGGR16BE, bggr16be)
1348  CASE(AV_PIX_FMT_BAYER_RGGB16LE, rggb16le)
1349  CASE(AV_PIX_FMT_BAYER_RGGB16BE, rggb16be)
1351  CASE(AV_PIX_FMT_BAYER_GBRG16LE, gbrg16le)
1352  CASE(AV_PIX_FMT_BAYER_GBRG16BE, gbrg16be)
1354  CASE(AV_PIX_FMT_BAYER_GRBG16LE, grbg16le)
1355  CASE(AV_PIX_FMT_BAYER_GRBG16BE, grbg16be)
1356 #undef CASE
1357  default: return 0;
1358  }
1359 
1360  av_assert0(srcSliceH > 1);
1361 
1362  copy(srcPtr, srcStride[0], dstPtr, dstStride[0], c->srcW);
1363  srcPtr += 2 * srcStride[0];
1364  dstPtr += 2 * dstStride[0];
1365 
1366  for (i = 2; i < srcSliceH - 2; i += 2) {
1367  interpolate(srcPtr, srcStride[0], dstPtr, dstStride[0], c->srcW);
1368  srcPtr += 2 * srcStride[0];
1369  dstPtr += 2 * dstStride[0];
1370  }
1371 
1372  if (i + 1 == srcSliceH) {
1373  copy(srcPtr, -srcStride[0], dstPtr, -dstStride[0], c->srcW);
1374  } else if (i < srcSliceH)
1375  copy(srcPtr, srcStride[0], dstPtr, dstStride[0], c->srcW);
1376  return srcSliceH;
1377 }
1378 
1379 static int bayer_to_yv12_wrapper(SwsContext *c, const uint8_t* src[], int srcStride[], int srcSliceY,
1380  int srcSliceH, uint8_t* dst[], int dstStride[])
1381 {
1382  const uint8_t *srcPtr= src[0];
1383  uint8_t *dstY= dst[0] + srcSliceY * dstStride[0];
1384  uint8_t *dstU= dst[1] + srcSliceY * dstStride[1] / 2;
1385  uint8_t *dstV= dst[2] + srcSliceY * dstStride[2] / 2;
1386  int i;
1387  void (*copy) (const uint8_t *src, int src_stride, uint8_t *dstY, uint8_t *dstU, uint8_t *dstV, int luma_stride, int width, int32_t *rgb2yuv);
1388  void (*interpolate)(const uint8_t *src, int src_stride, uint8_t *dstY, uint8_t *dstU, uint8_t *dstV, int luma_stride, int width, int32_t *rgb2yuv);
1389 
1390  switch(c->srcFormat) {
1391 #define CASE(pixfmt, prefix) \
1392  case pixfmt: copy = bayer_##prefix##_to_yv12_copy; \
1393  interpolate = bayer_##prefix##_to_yv12_interpolate; \
1394  break;
1396  CASE(AV_PIX_FMT_BAYER_BGGR16LE, bggr16le)
1397  CASE(AV_PIX_FMT_BAYER_BGGR16BE, bggr16be)
1399  CASE(AV_PIX_FMT_BAYER_RGGB16LE, rggb16le)
1400  CASE(AV_PIX_FMT_BAYER_RGGB16BE, rggb16be)
1402  CASE(AV_PIX_FMT_BAYER_GBRG16LE, gbrg16le)
1403  CASE(AV_PIX_FMT_BAYER_GBRG16BE, gbrg16be)
1405  CASE(AV_PIX_FMT_BAYER_GRBG16LE, grbg16le)
1406  CASE(AV_PIX_FMT_BAYER_GRBG16BE, grbg16be)
1407 #undef CASE
1408  default: return 0;
1409  }
1410 
1411  av_assert0(srcSliceH > 1);
1412 
1413  copy(srcPtr, srcStride[0], dstY, dstU, dstV, dstStride[0], c->srcW, c->input_rgb2yuv_table);
1414  srcPtr += 2 * srcStride[0];
1415  dstY += 2 * dstStride[0];
1416  dstU += dstStride[1];
1417  dstV += dstStride[1];
1418 
1419  for (i = 2; i < srcSliceH - 2; i += 2) {
1420  interpolate(srcPtr, srcStride[0], dstY, dstU, dstV, dstStride[0], c->srcW, c->input_rgb2yuv_table);
1421  srcPtr += 2 * srcStride[0];
1422  dstY += 2 * dstStride[0];
1423  dstU += dstStride[1];
1424  dstV += dstStride[1];
1425  }
1426 
1427  if (i + 1 == srcSliceH) {
1428  copy(srcPtr, -srcStride[0], dstY, dstU, dstV, -dstStride[0], c->srcW, c->input_rgb2yuv_table);
1429  } else if (i < srcSliceH)
1430  copy(srcPtr, srcStride[0], dstY, dstU, dstV, dstStride[0], c->srcW, c->input_rgb2yuv_table);
1431  return srcSliceH;
1432 }
1433 
1434 #define isRGBA32(x) ( \
1435  (x) == AV_PIX_FMT_ARGB \
1436  || (x) == AV_PIX_FMT_RGBA \
1437  || (x) == AV_PIX_FMT_BGRA \
1438  || (x) == AV_PIX_FMT_ABGR \
1439  )
1440 
1441 #define isRGBA64(x) ( \
1442  (x) == AV_PIX_FMT_RGBA64LE \
1443  || (x) == AV_PIX_FMT_RGBA64BE \
1444  || (x) == AV_PIX_FMT_BGRA64LE \
1445  || (x) == AV_PIX_FMT_BGRA64BE \
1446  )
1447 
1448 #define isRGB48(x) ( \
1449  (x) == AV_PIX_FMT_RGB48LE \
1450  || (x) == AV_PIX_FMT_RGB48BE \
1451  || (x) == AV_PIX_FMT_BGR48LE \
1452  || (x) == AV_PIX_FMT_BGR48BE \
1453  )
1454 
1455 /* {RGB,BGR}{15,16,24,32,32_1} -> {RGB,BGR}{15,16,24,32} */
1456 typedef void (* rgbConvFn) (const uint8_t *, uint8_t *, int);
1458 {
1459  const enum AVPixelFormat srcFormat = c->srcFormat;
1460  const enum AVPixelFormat dstFormat = c->dstFormat;
1461  const int srcId = c->srcFormatBpp;
1462  const int dstId = c->dstFormatBpp;
1463  rgbConvFn conv = NULL;
1464 
1465 #define IS_NOT_NE(bpp, desc) \
1466  (((bpp + 7) >> 3) == 2 && \
1467  (!(desc->flags & AV_PIX_FMT_FLAG_BE) != !HAVE_BIGENDIAN))
1468 
1469 #define CONV_IS(src, dst) (srcFormat == AV_PIX_FMT_##src && dstFormat == AV_PIX_FMT_##dst)
1470 
1471  if (isRGBA32(srcFormat) && isRGBA32(dstFormat)) {
1472  if ( CONV_IS(ABGR, RGBA)
1473  || CONV_IS(ARGB, BGRA)
1474  || CONV_IS(BGRA, ARGB)
1475  || CONV_IS(RGBA, ABGR)) conv = shuffle_bytes_3210;
1476  else if (CONV_IS(ABGR, ARGB)
1477  || CONV_IS(ARGB, ABGR)) conv = shuffle_bytes_0321;
1478  else if (CONV_IS(ABGR, BGRA)
1479  || CONV_IS(ARGB, RGBA)) conv = shuffle_bytes_1230;
1480  else if (CONV_IS(BGRA, RGBA)
1481  || CONV_IS(RGBA, BGRA)) conv = shuffle_bytes_2103;
1482  else if (CONV_IS(BGRA, ABGR)
1483  || CONV_IS(RGBA, ARGB)) conv = shuffle_bytes_3012;
1484  } else if (isRGB48(srcFormat) && isRGB48(dstFormat)) {
1485  if (CONV_IS(RGB48LE, BGR48LE)
1486  || CONV_IS(BGR48LE, RGB48LE)
1487  || CONV_IS(RGB48BE, BGR48BE)
1488  || CONV_IS(BGR48BE, RGB48BE)) conv = rgb48tobgr48_nobswap;
1489  else if (CONV_IS(RGB48LE, BGR48BE)
1490  || CONV_IS(BGR48LE, RGB48BE)
1491  || CONV_IS(RGB48BE, BGR48LE)
1492  || CONV_IS(BGR48BE, RGB48LE)) conv = rgb48tobgr48_bswap;
1493  } else if (isRGB48(srcFormat) && isRGBA64(dstFormat)) {
1494  if (CONV_IS(RGB48LE, BGRA64LE)
1495  || CONV_IS(BGR48LE, RGBA64LE)
1496  || CONV_IS(RGB48BE, BGRA64BE)
1497  || CONV_IS(BGR48BE, RGBA64BE)) conv = rgb48tobgr64_nobswap;
1498  else if (CONV_IS(RGB48LE, BGRA64BE)
1499  || CONV_IS(BGR48LE, RGBA64BE)
1500  || CONV_IS(RGB48BE, BGRA64LE)
1501  || CONV_IS(BGR48BE, RGBA64LE)) conv = rgb48tobgr64_bswap;
1502  if (CONV_IS(RGB48LE, RGBA64LE)
1503  || CONV_IS(BGR48LE, BGRA64LE)
1504  || CONV_IS(RGB48BE, RGBA64BE)
1505  || CONV_IS(BGR48BE, BGRA64BE)) conv = rgb48to64_nobswap;
1506  else if (CONV_IS(RGB48LE, RGBA64BE)
1507  || CONV_IS(BGR48LE, BGRA64BE)
1508  || CONV_IS(RGB48BE, RGBA64LE)
1509  || CONV_IS(BGR48BE, BGRA64LE)) conv = rgb48to64_bswap;
1510  } else if (isRGBA64(srcFormat) && isRGB48(dstFormat)) {
1511  if (CONV_IS(RGBA64LE, BGR48LE)
1512  || CONV_IS(BGRA64LE, RGB48LE)
1513  || CONV_IS(RGBA64BE, BGR48BE)
1514  || CONV_IS(BGRA64BE, RGB48BE)) conv = rgb64tobgr48_nobswap;
1515  else if (CONV_IS(RGBA64LE, BGR48BE)
1516  || CONV_IS(BGRA64LE, RGB48BE)
1517  || CONV_IS(RGBA64BE, BGR48LE)
1518  || CONV_IS(BGRA64BE, RGB48LE)) conv = rgb64tobgr48_bswap;
1519  else if (CONV_IS(RGBA64LE, RGB48LE)
1520  || CONV_IS(BGRA64LE, BGR48LE)
1521  || CONV_IS(RGBA64BE, RGB48BE)
1522  || CONV_IS(BGRA64BE, BGR48BE)) conv = rgb64to48_nobswap;
1523  else if (CONV_IS(RGBA64LE, RGB48BE)
1524  || CONV_IS(BGRA64LE, BGR48BE)
1525  || CONV_IS(RGBA64BE, RGB48LE)
1526  || CONV_IS(BGRA64BE, BGR48LE)) conv = rgb64to48_bswap;
1527  } else
1528  /* BGR -> BGR */
1529  if ((isBGRinInt(srcFormat) && isBGRinInt(dstFormat)) ||
1530  (isRGBinInt(srcFormat) && isRGBinInt(dstFormat))) {
1531  switch (srcId | (dstId << 16)) {
1532  case 0x000F000C: conv = rgb12to15; break;
1533  case 0x000F0010: conv = rgb16to15; break;
1534  case 0x000F0018: conv = rgb24to15; break;
1535  case 0x000F0020: conv = rgb32to15; break;
1536  case 0x0010000F: conv = rgb15to16; break;
1537  case 0x00100018: conv = rgb24to16; break;
1538  case 0x00100020: conv = rgb32to16; break;
1539  case 0x0018000F: conv = rgb15to24; break;
1540  case 0x00180010: conv = rgb16to24; break;
1541  case 0x00180020: conv = rgb32to24; break;
1542  case 0x0020000F: conv = rgb15to32; break;
1543  case 0x00200010: conv = rgb16to32; break;
1544  case 0x00200018: conv = rgb24to32; break;
1545  }
1546  } else if ((isBGRinInt(srcFormat) && isRGBinInt(dstFormat)) ||
1547  (isRGBinInt(srcFormat) && isBGRinInt(dstFormat))) {
1548  switch (srcId | (dstId << 16)) {
1549  case 0x000C000C: conv = rgb12tobgr12; break;
1550  case 0x000F000F: conv = rgb15tobgr15; break;
1551  case 0x000F0010: conv = rgb16tobgr15; break;
1552  case 0x000F0018: conv = rgb24tobgr15; break;
1553  case 0x000F0020: conv = rgb32tobgr15; break;
1554  case 0x0010000F: conv = rgb15tobgr16; break;
1555  case 0x00100010: conv = rgb16tobgr16; break;
1556  case 0x00100018: conv = rgb24tobgr16; break;
1557  case 0x00100020: conv = rgb32tobgr16; break;
1558  case 0x0018000F: conv = rgb15tobgr24; break;
1559  case 0x00180010: conv = rgb16tobgr24; break;
1560  case 0x00180018: conv = rgb24tobgr24; break;
1561  case 0x00180020: conv = rgb32tobgr24; break;
1562  case 0x0020000F: conv = rgb15tobgr32; break;
1563  case 0x00200010: conv = rgb16tobgr32; break;
1564  case 0x00200018: conv = rgb24tobgr32; break;
1565  }
1566  }
1567 
1568  if ((dstFormat == AV_PIX_FMT_RGB32_1 || dstFormat == AV_PIX_FMT_BGR32_1) && !isRGBA32(srcFormat) && ALT32_CORR<0)
1569  return NULL;
1570 
1571  // Maintain symmetry between endianness
1572  if (c->flags & SWS_BITEXACT)
1573  if ((dstFormat == AV_PIX_FMT_RGB32 || dstFormat == AV_PIX_FMT_BGR32 ) && !isRGBA32(srcFormat) && ALT32_CORR>0)
1574  return NULL;
1575 
1576  return conv;
1577 }
1578 
1579 /* {RGB,BGR}{15,16,24,32,32_1} -> {RGB,BGR}{15,16,24,32} */
1580 static int rgbToRgbWrapper(SwsContext *c, const uint8_t *src[], int srcStride[],
1581  int srcSliceY, int srcSliceH, uint8_t *dst[],
1582  int dstStride[])
1583 
1584 {
1585  const enum AVPixelFormat srcFormat = c->srcFormat;
1586  const enum AVPixelFormat dstFormat = c->dstFormat;
1587  const AVPixFmtDescriptor *desc_src = av_pix_fmt_desc_get(c->srcFormat);
1588  const AVPixFmtDescriptor *desc_dst = av_pix_fmt_desc_get(c->dstFormat);
1589  const int srcBpp = (c->srcFormatBpp + 7) >> 3;
1590  const int dstBpp = (c->dstFormatBpp + 7) >> 3;
1592 
1593  if (!conv) {
1594  av_log(c, AV_LOG_ERROR, "internal error %s -> %s converter\n",
1595  av_get_pix_fmt_name(srcFormat), av_get_pix_fmt_name(dstFormat));
1596  } else {
1597  const uint8_t *srcPtr = src[0];
1598  uint8_t *dstPtr = dst[0];
1599  int src_bswap = IS_NOT_NE(c->srcFormatBpp, desc_src);
1600  int dst_bswap = IS_NOT_NE(c->dstFormatBpp, desc_dst);
1601 
1602  if ((srcFormat == AV_PIX_FMT_RGB32_1 || srcFormat == AV_PIX_FMT_BGR32_1) &&
1603  !isRGBA32(dstFormat))
1604  srcPtr += ALT32_CORR;
1605 
1606  if ((dstFormat == AV_PIX_FMT_RGB32_1 || dstFormat == AV_PIX_FMT_BGR32_1) &&
1607  !isRGBA32(srcFormat)) {
1608  int i;
1609  av_assert0(ALT32_CORR == 1);
1610  for (i = 0; i < srcSliceH; i++)
1611  dstPtr[dstStride[0] * (srcSliceY + i)] = 255;
1612  dstPtr += ALT32_CORR;
1613  }
1614 
1615  if (dstStride[0] * srcBpp == srcStride[0] * dstBpp && srcStride[0] > 0 &&
1616  !(srcStride[0] % srcBpp) && !dst_bswap && !src_bswap)
1617  conv(srcPtr, dstPtr + dstStride[0] * srcSliceY,
1618  (srcSliceH - 1) * srcStride[0] + c->srcW * srcBpp);
1619  else {
1620  int i, j;
1621  dstPtr += dstStride[0] * srcSliceY;
1622 
1623  for (i = 0; i < srcSliceH; i++) {
1624  if(src_bswap) {
1625  for(j=0; j<c->srcW; j++)
1626  ((uint16_t*)c->formatConvBuffer)[j] = av_bswap16(((uint16_t*)srcPtr)[j]);
1627  conv(c->formatConvBuffer, dstPtr, c->srcW * srcBpp);
1628  }else
1629  conv(srcPtr, dstPtr, c->srcW * srcBpp);
1630  if(dst_bswap)
1631  for(j=0; j<c->srcW; j++)
1632  ((uint16_t*)dstPtr)[j] = av_bswap16(((uint16_t*)dstPtr)[j]);
1633  srcPtr += srcStride[0];
1634  dstPtr += dstStride[0];
1635  }
1636  }
1637  }
1638  return srcSliceH;
1639 }
1640 
1642  int srcStride[], int srcSliceY, int srcSliceH,
1643  uint8_t *dst[], int dstStride[])
1644 {
1646  src[0],
1647  dst[0] + srcSliceY * dstStride[0],
1648  dst[1] + (srcSliceY >> 1) * dstStride[1],
1649  dst[2] + (srcSliceY >> 1) * dstStride[2],
1650  c->srcW, srcSliceH,
1651  dstStride[0], dstStride[1], srcStride[0],
1652  c->input_rgb2yuv_table);
1653  if (dst[3])
1654  fillPlane(dst[3], dstStride[3], c->srcW, srcSliceH, srcSliceY, 255);
1655  return srcSliceH;
1656 }
1657 
1658 static int yvu9ToYv12Wrapper(SwsContext *c, const uint8_t *src[],
1659  int srcStride[], int srcSliceY, int srcSliceH,
1660  uint8_t *dst[], int dstStride[])
1661 {
1662  copyPlane(src[0], srcStride[0], srcSliceY, srcSliceH, c->srcW,
1663  dst[0], dstStride[0]);
1664 
1665  planar2x(src[1], dst[1] + dstStride[1] * (srcSliceY >> 1), c->chrSrcW,
1666  srcSliceH >> 2, srcStride[1], dstStride[1]);
1667  planar2x(src[2], dst[2] + dstStride[2] * (srcSliceY >> 1), c->chrSrcW,
1668  srcSliceH >> 2, srcStride[2], dstStride[2]);
1669  if (dst[3])
1670  fillPlane(dst[3], dstStride[3], c->srcW, srcSliceH, srcSliceY, 255);
1671  return srcSliceH;
1672 }
1673 
1675  int srcStride[], int srcSliceY,
1676  int srcSliceH, uint8_t *dst[], int dstStride[])
1677 {
1678  int y, x;
1679  ptrdiff_t dstStrideFloat = dstStride[0] >> 2;
1680  const uint8_t *srcPtr = src[0];
1681  float *dstPtr = (float *)(dst[0] + dstStride[0] * srcSliceY);
1682 
1683  for (y = 0; y < srcSliceH; ++y){
1684  for (x = 0; x < c->srcW; ++x){
1685  dstPtr[x] = c->uint2float_lut[srcPtr[x]];
1686  }
1687  srcPtr += srcStride[0];
1688  dstPtr += dstStrideFloat;
1689  }
1690 
1691  return srcSliceH;
1692 }
1693 
1695  int srcStride[], int srcSliceY,
1696  int srcSliceH, uint8_t* dst[], int dstStride[])
1697 {
1698  int y, x;
1699  ptrdiff_t srcStrideFloat = srcStride[0] >> 2;
1700  const float *srcPtr = (const float *)src[0];
1701  uint8_t *dstPtr = dst[0] + dstStride[0] * srcSliceY;
1702 
1703  for (y = 0; y < srcSliceH; ++y){
1704  for (x = 0; x < c->srcW; ++x){
1705  dstPtr[x] = av_clip_uint8(lrintf(255.0f * srcPtr[x]));
1706  }
1707  srcPtr += srcStrideFloat;
1708  dstPtr += dstStride[0];
1709  }
1710 
1711  return srcSliceH;
1712 }
1713 
1714 /* unscaled copy like stuff (assumes nearly identical formats) */
1715 static int packedCopyWrapper(SwsContext *c, const uint8_t *src[],
1716  int srcStride[], int srcSliceY, int srcSliceH,
1717  uint8_t *dst[], int dstStride[])
1718 {
1719  if (dstStride[0] == srcStride[0] && srcStride[0] > 0)
1720  memcpy(dst[0] + dstStride[0] * srcSliceY, src[0], srcSliceH * dstStride[0]);
1721  else {
1722  int i;
1723  const uint8_t *srcPtr = src[0];
1724  uint8_t *dstPtr = dst[0] + dstStride[0] * srcSliceY;
1725  int length = 0;
1726 
1727  /* universal length finder */
1728  while (length + c->srcW <= FFABS(dstStride[0]) &&
1729  length + c->srcW <= FFABS(srcStride[0]))
1730  length += c->srcW;
1731  av_assert1(length != 0);
1732 
1733  for (i = 0; i < srcSliceH; i++) {
1734  memcpy(dstPtr, srcPtr, length);
1735  srcPtr += srcStride[0];
1736  dstPtr += dstStride[0];
1737  }
1738  }
1739  return srcSliceH;
1740 }
1741 
1742 #define DITHER_COPY(dst, dstStride, src, srcStride, bswap, dbswap)\
1743  unsigned shift= src_depth-dst_depth, tmp;\
1744  if (c->dither == SWS_DITHER_NONE) {\
1745  for (i = 0; i < height; i++) {\
1746  for (j = 0; j < length-7; j+=8) {\
1747  dst[j+0] = dbswap(bswap(src[j+0])>>shift);\
1748  dst[j+1] = dbswap(bswap(src[j+1])>>shift);\
1749  dst[j+2] = dbswap(bswap(src[j+2])>>shift);\
1750  dst[j+3] = dbswap(bswap(src[j+3])>>shift);\
1751  dst[j+4] = dbswap(bswap(src[j+4])>>shift);\
1752  dst[j+5] = dbswap(bswap(src[j+5])>>shift);\
1753  dst[j+6] = dbswap(bswap(src[j+6])>>shift);\
1754  dst[j+7] = dbswap(bswap(src[j+7])>>shift);\
1755  }\
1756  for (; j < length; j++) {\
1757  dst[j] = dbswap(bswap(src[j])>>shift);\
1758  }\
1759  dst += dstStride;\
1760  src += srcStride;\
1761  }\
1762  } else if (shiftonly) {\
1763  for (i = 0; i < height; i++) {\
1764  const uint8_t *dither= dithers[shift-1][i&7];\
1765  for (j = 0; j < length-7; j+=8) {\
1766  tmp = (bswap(src[j+0]) + dither[0])>>shift; dst[j+0] = dbswap(tmp - (tmp>>dst_depth));\
1767  tmp = (bswap(src[j+1]) + dither[1])>>shift; dst[j+1] = dbswap(tmp - (tmp>>dst_depth));\
1768  tmp = (bswap(src[j+2]) + dither[2])>>shift; dst[j+2] = dbswap(tmp - (tmp>>dst_depth));\
1769  tmp = (bswap(src[j+3]) + dither[3])>>shift; dst[j+3] = dbswap(tmp - (tmp>>dst_depth));\
1770  tmp = (bswap(src[j+4]) + dither[4])>>shift; dst[j+4] = dbswap(tmp - (tmp>>dst_depth));\
1771  tmp = (bswap(src[j+5]) + dither[5])>>shift; dst[j+5] = dbswap(tmp - (tmp>>dst_depth));\
1772  tmp = (bswap(src[j+6]) + dither[6])>>shift; dst[j+6] = dbswap(tmp - (tmp>>dst_depth));\
1773  tmp = (bswap(src[j+7]) + dither[7])>>shift; dst[j+7] = dbswap(tmp - (tmp>>dst_depth));\
1774  }\
1775  for (; j < length; j++) {\
1776  tmp = (bswap(src[j]) + dither[j&7])>>shift; dst[j] = dbswap(tmp - (tmp>>dst_depth));\
1777  }\
1778  dst += dstStride;\
1779  src += srcStride;\
1780  }\
1781  } else {\
1782  for (i = 0; i < height; i++) {\
1783  const uint8_t *dither= dithers[shift-1][i&7];\
1784  for (j = 0; j < length-7; j+=8) {\
1785  tmp = bswap(src[j+0]); dst[j+0] = dbswap((tmp - (tmp>>dst_depth) + dither[0])>>shift);\
1786  tmp = bswap(src[j+1]); dst[j+1] = dbswap((tmp - (tmp>>dst_depth) + dither[1])>>shift);\
1787  tmp = bswap(src[j+2]); dst[j+2] = dbswap((tmp - (tmp>>dst_depth) + dither[2])>>shift);\
1788  tmp = bswap(src[j+3]); dst[j+3] = dbswap((tmp - (tmp>>dst_depth) + dither[3])>>shift);\
1789  tmp = bswap(src[j+4]); dst[j+4] = dbswap((tmp - (tmp>>dst_depth) + dither[4])>>shift);\
1790  tmp = bswap(src[j+5]); dst[j+5] = dbswap((tmp - (tmp>>dst_depth) + dither[5])>>shift);\
1791  tmp = bswap(src[j+6]); dst[j+6] = dbswap((tmp - (tmp>>dst_depth) + dither[6])>>shift);\
1792  tmp = bswap(src[j+7]); dst[j+7] = dbswap((tmp - (tmp>>dst_depth) + dither[7])>>shift);\
1793  }\
1794  for (; j < length; j++) {\
1795  tmp = bswap(src[j]); dst[j] = dbswap((tmp - (tmp>>dst_depth) + dither[j&7])>>shift);\
1796  }\
1797  dst += dstStride;\
1798  src += srcStride;\
1799  }\
1800  }
1801 
1802 static int planarCopyWrapper(SwsContext *c, const uint8_t *src[],
1803  int srcStride[], int srcSliceY, int srcSliceH,
1804  uint8_t *dst[], int dstStride[])
1805 {
1806  const AVPixFmtDescriptor *desc_src = av_pix_fmt_desc_get(c->srcFormat);
1807  const AVPixFmtDescriptor *desc_dst = av_pix_fmt_desc_get(c->dstFormat);
1808  int plane, i, j;
1809  for (plane = 0; plane < 4 && dst[plane] != NULL; plane++) {
1810  int length = (plane == 0 || plane == 3) ? c->srcW : AV_CEIL_RSHIFT(c->srcW, c->chrDstHSubSample);
1811  int y = (plane == 0 || plane == 3) ? srcSliceY: AV_CEIL_RSHIFT(srcSliceY, c->chrDstVSubSample);
1812  int height = (plane == 0 || plane == 3) ? srcSliceH: AV_CEIL_RSHIFT(srcSliceH, c->chrDstVSubSample);
1813  const uint8_t *srcPtr = src[plane];
1814  uint8_t *dstPtr = dst[plane] + dstStride[plane] * y;
1815  int shiftonly = plane == 1 || plane == 2 || (!c->srcRange && plane == 0);
1816 
1817  // ignore palette for GRAY8
1818  if (plane == 1 && !dst[2]) continue;
1819  if (!src[plane] || (plane == 1 && !src[2])) {
1820  if (is16BPS(c->dstFormat) || isNBPS(c->dstFormat)) {
1821  fillPlane16(dst[plane], dstStride[plane], length, height, y,
1822  plane == 3, desc_dst->comp[plane].depth,
1823  isBE(c->dstFormat));
1824  } else {
1825  fillPlane(dst[plane], dstStride[plane], length, height, y,
1826  (plane == 3) ? 255 : 128);
1827  }
1828  } else {
1829  if(isNBPS(c->srcFormat) || isNBPS(c->dstFormat)
1830  || (is16BPS(c->srcFormat) != is16BPS(c->dstFormat))
1831  ) {
1832  const int src_depth = desc_src->comp[plane].depth;
1833  const int dst_depth = desc_dst->comp[plane].depth;
1834  const uint16_t *srcPtr2 = (const uint16_t *) srcPtr;
1835  uint16_t *dstPtr2 = (uint16_t*)dstPtr;
1836 
1837  if (dst_depth == 8) {
1838  if(isBE(c->srcFormat) == HAVE_BIGENDIAN){
1839  DITHER_COPY(dstPtr, dstStride[plane], srcPtr2, srcStride[plane]/2, , )
1840  } else {
1841  DITHER_COPY(dstPtr, dstStride[plane], srcPtr2, srcStride[plane]/2, av_bswap16, )
1842  }
1843  } else if (src_depth == 8) {
1844  for (i = 0; i < height; i++) {
1845  #define COPY816(w)\
1846  if (shiftonly) {\
1847  for (j = 0; j < length; j++)\
1848  w(&dstPtr2[j], srcPtr[j]<<(dst_depth-8));\
1849  } else {\
1850  for (j = 0; j < length; j++)\
1851  w(&dstPtr2[j], (srcPtr[j]<<(dst_depth-8)) |\
1852  (srcPtr[j]>>(2*8-dst_depth)));\
1853  }
1854  if(isBE(c->dstFormat)){
1855  COPY816(AV_WB16)
1856  } else {
1857  COPY816(AV_WL16)
1858  }
1859  dstPtr2 += dstStride[plane]/2;
1860  srcPtr += srcStride[plane];
1861  }
1862  } else if (src_depth <= dst_depth) {
1863  for (i = 0; i < height; i++) {
1864  j = 0;
1865  if(isBE(c->srcFormat) == HAVE_BIGENDIAN &&
1866  isBE(c->dstFormat) == HAVE_BIGENDIAN &&
1867  shiftonly) {
1868  unsigned shift = dst_depth - src_depth;
1869 #if HAVE_FAST_64BIT
1870 #define FAST_COPY_UP(shift) \
1871  for (; j < length - 3; j += 4) { \
1872  uint64_t v = AV_RN64A(srcPtr2 + j); \
1873  AV_WN64A(dstPtr2 + j, v << shift); \
1874  }
1875 #else
1876 #define FAST_COPY_UP(shift) \
1877  for (; j < length - 1; j += 2) { \
1878  uint32_t v = AV_RN32A(srcPtr2 + j); \
1879  AV_WN32A(dstPtr2 + j, v << shift); \
1880  }
1881 #endif
1882  switch (shift)
1883  {
1884  case 6: FAST_COPY_UP(6); break;
1885  case 7: FAST_COPY_UP(7); break;
1886  }
1887  }
1888 #define COPY_UP(r,w) \
1889  if(shiftonly){\
1890  for (; j < length; j++){ \
1891  unsigned int v= r(&srcPtr2[j]);\
1892  w(&dstPtr2[j], v<<(dst_depth-src_depth));\
1893  }\
1894  }else{\
1895  for (; j < length; j++){ \
1896  unsigned int v= r(&srcPtr2[j]);\
1897  w(&dstPtr2[j], (v<<(dst_depth-src_depth)) | \
1898  (v>>(2*src_depth-dst_depth)));\
1899  }\
1900  }
1901  if(isBE(c->srcFormat)){
1902  if(isBE(c->dstFormat)){
1904  } else {
1906  }
1907  } else {
1908  if(isBE(c->dstFormat)){
1910  } else {
1912  }
1913  }
1914  dstPtr2 += dstStride[plane]/2;
1915  srcPtr2 += srcStride[plane]/2;
1916  }
1917  } else {
1918  if(isBE(c->srcFormat) == HAVE_BIGENDIAN){
1919  if(isBE(c->dstFormat) == HAVE_BIGENDIAN){
1920  DITHER_COPY(dstPtr2, dstStride[plane]/2, srcPtr2, srcStride[plane]/2, , )
1921  } else {
1922  DITHER_COPY(dstPtr2, dstStride[plane]/2, srcPtr2, srcStride[plane]/2, , av_bswap16)
1923  }
1924  }else{
1925  if(isBE(c->dstFormat) == HAVE_BIGENDIAN){
1926  DITHER_COPY(dstPtr2, dstStride[plane]/2, srcPtr2, srcStride[plane]/2, av_bswap16, )
1927  } else {
1928  DITHER_COPY(dstPtr2, dstStride[plane]/2, srcPtr2, srcStride[plane]/2, av_bswap16, av_bswap16)
1929  }
1930  }
1931  }
1932  } else if (is16BPS(c->srcFormat) && is16BPS(c->dstFormat) &&
1933  isBE(c->srcFormat) != isBE(c->dstFormat)) {
1934 
1935  for (i = 0; i < height; i++) {
1936  for (j = 0; j < length; j++)
1937  ((uint16_t *) dstPtr)[j] = av_bswap16(((const uint16_t *) srcPtr)[j]);
1938  srcPtr += srcStride[plane];
1939  dstPtr += dstStride[plane];
1940  }
1941  } else if (isFloat(c->srcFormat) && isFloat(c->dstFormat) &&
1942  isBE(c->srcFormat) != isBE(c->dstFormat)) { /* swap float plane */
1943  for (i = 0; i < height; i++) {
1944  for (j = 0; j < length; j++)
1945  ((uint32_t *) dstPtr)[j] = av_bswap32(((const uint32_t *) srcPtr)[j]);
1946  srcPtr += srcStride[plane];
1947  dstPtr += dstStride[plane];
1948  }
1949  } else if (dstStride[plane] == srcStride[plane] &&
1950  srcStride[plane] > 0 && srcStride[plane] == length) {
1951  memcpy(dst[plane] + dstStride[plane] * y, src[plane],
1952  height * dstStride[plane]);
1953  } else {
1954  if (is16BPS(c->srcFormat) && is16BPS(c->dstFormat))
1955  length *= 2;
1956  else if (desc_src->comp[0].depth == 1)
1957  length >>= 3; // monowhite/black
1958  for (i = 0; i < height; i++) {
1959  memcpy(dstPtr, srcPtr, length);
1960  srcPtr += srcStride[plane];
1961  dstPtr += dstStride[plane];
1962  }
1963  }
1964  }
1965  }
1966  return srcSliceH;
1967 }
1968 
1969 
1970 #define IS_DIFFERENT_ENDIANESS(src_fmt, dst_fmt, pix_fmt) \
1971  ((src_fmt == pix_fmt ## BE && dst_fmt == pix_fmt ## LE) || \
1972  (src_fmt == pix_fmt ## LE && dst_fmt == pix_fmt ## BE))
1973 
1974 
1976 {
1977  const enum AVPixelFormat srcFormat = c->srcFormat;
1978  const enum AVPixelFormat dstFormat = c->dstFormat;
1979  const int flags = c->flags;
1980  const int dstH = c->dstH;
1981  int needsDither;
1982 
1983  needsDither = isAnyRGB(dstFormat) &&
1984  c->dstFormatBpp < 24 &&
1985  (c->dstFormatBpp < c->srcFormatBpp || (!isAnyRGB(srcFormat)));
1986 
1987  /* yv12_to_nv12 */
1988  if ((srcFormat == AV_PIX_FMT_YUV420P || srcFormat == AV_PIX_FMT_YUVA420P) &&
1989  (dstFormat == AV_PIX_FMT_NV12 || dstFormat == AV_PIX_FMT_NV21)) {
1990  c->swscale = planarToNv12Wrapper;
1991  }
1992  /* yv24_to_nv24 */
1993  if ((srcFormat == AV_PIX_FMT_YUV444P || srcFormat == AV_PIX_FMT_YUVA444P) &&
1994  (dstFormat == AV_PIX_FMT_NV24 || dstFormat == AV_PIX_FMT_NV42)) {
1995  c->swscale = planarToNv24Wrapper;
1996  }
1997  /* nv12_to_yv12 */
1998  if (dstFormat == AV_PIX_FMT_YUV420P &&
1999  (srcFormat == AV_PIX_FMT_NV12 || srcFormat == AV_PIX_FMT_NV21)) {
2000  c->swscale = nv12ToPlanarWrapper;
2001  }
2002  /* nv24_to_yv24 */
2003  if (dstFormat == AV_PIX_FMT_YUV444P &&
2004  (srcFormat == AV_PIX_FMT_NV24 || srcFormat == AV_PIX_FMT_NV42)) {
2005  c->swscale = nv24ToPlanarWrapper;
2006  }
2007  /* yuv2bgr */
2008  if ((srcFormat == AV_PIX_FMT_YUV420P || srcFormat == AV_PIX_FMT_YUV422P ||
2009  srcFormat == AV_PIX_FMT_YUVA420P) && isAnyRGB(dstFormat) &&
2010  !(flags & SWS_ACCURATE_RND) && (c->dither == SWS_DITHER_BAYER || c->dither == SWS_DITHER_AUTO) && !(dstH & 1)) {
2011  c->swscale = ff_yuv2rgb_get_func_ptr(c);
2012  }
2013  /* yuv420p1x_to_p01x */
2014  if ((srcFormat == AV_PIX_FMT_YUV420P10 || srcFormat == AV_PIX_FMT_YUVA420P10 ||
2015  srcFormat == AV_PIX_FMT_YUV420P12 ||
2016  srcFormat == AV_PIX_FMT_YUV420P14 ||
2017  srcFormat == AV_PIX_FMT_YUV420P16 || srcFormat == AV_PIX_FMT_YUVA420P16) &&
2018  (dstFormat == AV_PIX_FMT_P010 || dstFormat == AV_PIX_FMT_P016)) {
2019  c->swscale = planarToP01xWrapper;
2020  }
2021  /* yuv420p_to_p01xle */
2022  if ((srcFormat == AV_PIX_FMT_YUV420P || srcFormat == AV_PIX_FMT_YUVA420P) &&
2023  (dstFormat == AV_PIX_FMT_P010LE || dstFormat == AV_PIX_FMT_P016LE)) {
2024  c->swscale = planar8ToP01xleWrapper;
2025  }
2026 
2027  if (srcFormat == AV_PIX_FMT_YUV410P && !(dstH & 3) &&
2028  (dstFormat == AV_PIX_FMT_YUV420P || dstFormat == AV_PIX_FMT_YUVA420P) &&
2029  !(flags & SWS_BITEXACT)) {
2030  c->swscale = yvu9ToYv12Wrapper;
2031  }
2032 
2033  /* bgr24toYV12 */
2034  if (srcFormat == AV_PIX_FMT_BGR24 &&
2035  (dstFormat == AV_PIX_FMT_YUV420P || dstFormat == AV_PIX_FMT_YUVA420P) &&
2036  !(flags & SWS_ACCURATE_RND))
2037  c->swscale = bgr24ToYv12Wrapper;
2038 
2039  /* RGB/BGR -> RGB/BGR (no dither needed forms) */
2040  if (isAnyRGB(srcFormat) && isAnyRGB(dstFormat) && findRgbConvFn(c)
2041  && (!needsDither || (c->flags&(SWS_FAST_BILINEAR|SWS_POINT))))
2042  c->swscale = rgbToRgbWrapper;
2043 
2044  /* RGB to planar RGB */
2045  if ((srcFormat == AV_PIX_FMT_GBRP && dstFormat == AV_PIX_FMT_GBRAP) ||
2046  (srcFormat == AV_PIX_FMT_GBRAP && dstFormat == AV_PIX_FMT_GBRP))
2047  c->swscale = planarRgbToplanarRgbWrapper;
2048 
2049 #define isByteRGB(f) ( \
2050  f == AV_PIX_FMT_RGB32 || \
2051  f == AV_PIX_FMT_RGB32_1 || \
2052  f == AV_PIX_FMT_RGB24 || \
2053  f == AV_PIX_FMT_BGR32 || \
2054  f == AV_PIX_FMT_BGR32_1 || \
2055  f == AV_PIX_FMT_BGR24)
2056 
2057  if (srcFormat == AV_PIX_FMT_GBRP && isPlanar(srcFormat) && isByteRGB(dstFormat))
2058  c->swscale = planarRgbToRgbWrapper;
2059 
2060  if (srcFormat == AV_PIX_FMT_GBRAP && isByteRGB(dstFormat))
2061  c->swscale = planarRgbaToRgbWrapper;
2062 
2063  if ((srcFormat == AV_PIX_FMT_RGB48LE || srcFormat == AV_PIX_FMT_RGB48BE ||
2064  srcFormat == AV_PIX_FMT_BGR48LE || srcFormat == AV_PIX_FMT_BGR48BE ||
2065  srcFormat == AV_PIX_FMT_RGBA64LE || srcFormat == AV_PIX_FMT_RGBA64BE ||
2066  srcFormat == AV_PIX_FMT_BGRA64LE || srcFormat == AV_PIX_FMT_BGRA64BE) &&
2067  (dstFormat == AV_PIX_FMT_GBRP9LE || dstFormat == AV_PIX_FMT_GBRP9BE ||
2068  dstFormat == AV_PIX_FMT_GBRP10LE || dstFormat == AV_PIX_FMT_GBRP10BE ||
2069  dstFormat == AV_PIX_FMT_GBRP12LE || dstFormat == AV_PIX_FMT_GBRP12BE ||
2070  dstFormat == AV_PIX_FMT_GBRP14LE || dstFormat == AV_PIX_FMT_GBRP14BE ||
2071  dstFormat == AV_PIX_FMT_GBRP16LE || dstFormat == AV_PIX_FMT_GBRP16BE ||
2072  dstFormat == AV_PIX_FMT_GBRAP10LE || dstFormat == AV_PIX_FMT_GBRAP10BE ||
2073  dstFormat == AV_PIX_FMT_GBRAP12LE || dstFormat == AV_PIX_FMT_GBRAP12BE ||
2074  dstFormat == AV_PIX_FMT_GBRAP16LE || dstFormat == AV_PIX_FMT_GBRAP16BE ))
2075  c->swscale = Rgb16ToPlanarRgb16Wrapper;
2076 
2077  if ((srcFormat == AV_PIX_FMT_GBRP9LE || srcFormat == AV_PIX_FMT_GBRP9BE ||
2078  srcFormat == AV_PIX_FMT_GBRP16LE || srcFormat == AV_PIX_FMT_GBRP16BE ||
2079  srcFormat == AV_PIX_FMT_GBRP10LE || srcFormat == AV_PIX_FMT_GBRP10BE ||
2080  srcFormat == AV_PIX_FMT_GBRP12LE || srcFormat == AV_PIX_FMT_GBRP12BE ||
2081  srcFormat == AV_PIX_FMT_GBRP14LE || srcFormat == AV_PIX_FMT_GBRP14BE ||
2082  srcFormat == AV_PIX_FMT_GBRAP10LE || srcFormat == AV_PIX_FMT_GBRAP10BE ||
2083  srcFormat == AV_PIX_FMT_GBRAP12LE || srcFormat == AV_PIX_FMT_GBRAP12BE ||
2084  srcFormat == AV_PIX_FMT_GBRAP16LE || srcFormat == AV_PIX_FMT_GBRAP16BE) &&
2085  (dstFormat == AV_PIX_FMT_RGB48LE || dstFormat == AV_PIX_FMT_RGB48BE ||
2086  dstFormat == AV_PIX_FMT_BGR48LE || dstFormat == AV_PIX_FMT_BGR48BE ||
2087  dstFormat == AV_PIX_FMT_RGBA64LE || dstFormat == AV_PIX_FMT_RGBA64BE ||
2088  dstFormat == AV_PIX_FMT_BGRA64LE || dstFormat == AV_PIX_FMT_BGRA64BE))
2089  c->swscale = planarRgb16ToRgb16Wrapper;
2090 
2091  if (av_pix_fmt_desc_get(srcFormat)->comp[0].depth == 8 &&
2092  isPackedRGB(srcFormat) && dstFormat == AV_PIX_FMT_GBRP)
2093  c->swscale = rgbToPlanarRgbWrapper;
2094 
2095  if (isBayer(srcFormat)) {
2096  if (dstFormat == AV_PIX_FMT_RGB24)
2097  c->swscale = bayer_to_rgb24_wrapper;
2098  else if (dstFormat == AV_PIX_FMT_RGB48)
2099  c->swscale = bayer_to_rgb48_wrapper;
2100  else if (dstFormat == AV_PIX_FMT_YUV420P)
2101  c->swscale = bayer_to_yv12_wrapper;
2102  else if (!isBayer(dstFormat)) {
2103  av_log(c, AV_LOG_ERROR, "unsupported bayer conversion\n");
2104  av_assert0(0);
2105  }
2106  }
2107 
2108  /* bswap 16 bits per pixel/component packed formats */
2109  if (IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_BAYER_BGGR16) ||
2110  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_BAYER_RGGB16) ||
2111  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_BAYER_GBRG16) ||
2112  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_BAYER_GRBG16) ||
2113  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_BGR444) ||
2114  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_BGR48) ||
2115  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_BGR555) ||
2116  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_BGR565) ||
2117  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_BGRA64) ||
2118  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GRAY9) ||
2119  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GRAY10) ||
2120  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GRAY12) ||
2121  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GRAY14) ||
2122  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GRAY16) ||
2123  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YA16) ||
2124  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_AYUV64) ||
2125  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GBRP9) ||
2126  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GBRP10) ||
2127  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GBRP12) ||
2128  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GBRP14) ||
2129  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GBRP16) ||
2130  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GBRAP10) ||
2131  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GBRAP12) ||
2132  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GBRAP16) ||
2133  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_RGB444) ||
2134  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_RGB48) ||
2135  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_RGB555) ||
2136  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_RGB565) ||
2137  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_RGBA64) ||
2138  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_XYZ12) ||
2139  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV420P9) ||
2140  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV420P10) ||
2141  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV420P12) ||
2142  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV420P14) ||
2143  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV420P16) ||
2144  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV422P9) ||
2145  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV422P10) ||
2146  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV422P12) ||
2147  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV422P14) ||
2148  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV422P16) ||
2149  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV440P10) ||
2150  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV440P12) ||
2151  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV444P9) ||
2152  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV444P10) ||
2153  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV444P12) ||
2154  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV444P14) ||
2155  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV444P16))
2156  c->swscale = bswap_16bpc;
2157 
2158  /* bswap 32 bits per pixel/component formats */
2159  if (IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GBRPF32) ||
2160  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GBRAPF32))
2161  c->swscale = bswap_32bpc;
2162 
2163  if (usePal(srcFormat) && isByteRGB(dstFormat))
2164  c->swscale = palToRgbWrapper;
2165 
2166  if (srcFormat == AV_PIX_FMT_YUV422P) {
2167  if (dstFormat == AV_PIX_FMT_YUYV422)
2168  c->swscale = yuv422pToYuy2Wrapper;
2169  else if (dstFormat == AV_PIX_FMT_UYVY422)
2170  c->swscale = yuv422pToUyvyWrapper;
2171  }
2172 
2173  /* uint Y to float Y */
2174  if (srcFormat == AV_PIX_FMT_GRAY8 && dstFormat == AV_PIX_FMT_GRAYF32){
2175  c->swscale = uint_y_to_float_y_wrapper;
2176  }
2177 
2178  /* float Y to uint Y */
2179  if (srcFormat == AV_PIX_FMT_GRAYF32 && dstFormat == AV_PIX_FMT_GRAY8){
2180  c->swscale = float_y_to_uint_y_wrapper;
2181  }
2182 
2183  /* LQ converters if -sws 0 or -sws 4*/
2184  if (c->flags&(SWS_FAST_BILINEAR|SWS_POINT)) {
2185  /* yv12_to_yuy2 */
2186  if (srcFormat == AV_PIX_FMT_YUV420P || srcFormat == AV_PIX_FMT_YUVA420P) {
2187  if (dstFormat == AV_PIX_FMT_YUYV422)
2188  c->swscale = planarToYuy2Wrapper;
2189  else if (dstFormat == AV_PIX_FMT_UYVY422)
2190  c->swscale = planarToUyvyWrapper;
2191  }
2192  }
2193  if (srcFormat == AV_PIX_FMT_YUYV422 &&
2194  (dstFormat == AV_PIX_FMT_YUV420P || dstFormat == AV_PIX_FMT_YUVA420P))
2195  c->swscale = yuyvToYuv420Wrapper;
2196  if (srcFormat == AV_PIX_FMT_UYVY422 &&
2197  (dstFormat == AV_PIX_FMT_YUV420P || dstFormat == AV_PIX_FMT_YUVA420P))
2198  c->swscale = uyvyToYuv420Wrapper;
2199  if (srcFormat == AV_PIX_FMT_YUYV422 && dstFormat == AV_PIX_FMT_YUV422P)
2200  c->swscale = yuyvToYuv422Wrapper;
2201  if (srcFormat == AV_PIX_FMT_UYVY422 && dstFormat == AV_PIX_FMT_YUV422P)
2202  c->swscale = uyvyToYuv422Wrapper;
2203 
2204 #define isPlanarGray(x) (isGray(x) && (x) != AV_PIX_FMT_YA8 && (x) != AV_PIX_FMT_YA16LE && (x) != AV_PIX_FMT_YA16BE)
2205  /* simple copy */
2206  if ( srcFormat == dstFormat ||
2207  (srcFormat == AV_PIX_FMT_YUVA420P && dstFormat == AV_PIX_FMT_YUV420P) ||
2208  (srcFormat == AV_PIX_FMT_YUV420P && dstFormat == AV_PIX_FMT_YUVA420P) ||
2209  (isFloat(srcFormat) == isFloat(dstFormat)) && ((isPlanarYUV(srcFormat) && isPlanarGray(dstFormat)) ||
2210  (isPlanarYUV(dstFormat) && isPlanarGray(srcFormat)) ||
2211  (isPlanarGray(dstFormat) && isPlanarGray(srcFormat)) ||
2212  (isPlanarYUV(srcFormat) && isPlanarYUV(dstFormat) &&
2213  c->chrDstHSubSample == c->chrSrcHSubSample &&
2214  c->chrDstVSubSample == c->chrSrcVSubSample &&
2215  !isSemiPlanarYUV(srcFormat) && !isSemiPlanarYUV(dstFormat))))
2216  {
2217  if (isPacked(c->srcFormat))
2218  c->swscale = packedCopyWrapper;
2219  else /* Planar YUV or gray */
2220  c->swscale = planarCopyWrapper;
2221  }
2222 
2223  if (ARCH_PPC)
2225  if (ARCH_ARM)
2227  if (ARCH_AARCH64)
2229 }
2230 
2231 /* Convert the palette to the same packed 32-bit format as the palette */
2233  int num_pixels, const uint8_t *palette)
2234 {
2235  int i;
2236 
2237  for (i = 0; i < num_pixels; i++)
2238  ((uint32_t *) dst)[i] = ((const uint32_t *) palette)[src[i]];
2239 }
2240 
2241 /* Palette format: ABCD -> dst format: ABC */
2243  int num_pixels, const uint8_t *palette)
2244 {
2245  int i;
2246 
2247  for (i = 0; i < num_pixels; i++) {
2248  //FIXME slow?
2249  dst[0] = palette[src[i] * 4 + 0];
2250  dst[1] = palette[src[i] * 4 + 1];
2251  dst[2] = palette[src[i] * 4 + 2];
2252  dst += 3;
2253  }
2254 }
void ff_get_unscaled_swscale_aarch64(SwsContext *c)
static double val(void *priv, double ch)
Definition: aeval.c:76
void ff_get_unscaled_swscale_arm(SwsContext *c)
uint8_t
int32_t
simple assert() macros that are a bit more flexible than ISO C assert().
#define av_assert1(cond)
assert() equivalent, that does not lie in speed critical code.
Definition: avassert.h:53
#define av_assert0(cond)
assert() equivalent, that is always enabled.
Definition: avassert.h:37
#define AV_RL16
Definition: intreadwrite.h:42
#define AV_RB16
Definition: intreadwrite.h:53
Convenience header that includes libavutil's core.
#define av_bswap32
Definition: bswap.h:33
byte swapping routines
#define flags(name, subs,...)
Definition: cbs_av1.c:561
#define FFMIN(a, b)
Definition: common.h:105
#define AV_CEIL_RSHIFT(a, b)
Definition: common.h:58
#define av_clip_uint8
Definition: common.h:128
#define FFABS(a)
Absolute value, Note, INT_MIN / INT64_MIN result in undefined behavior as they are not representable ...
Definition: common.h:72
#define HAVE_BIGENDIAN
Definition: config.h:200
#define ARCH_AARCH64
Definition: config.h:18
#define ARCH_PPC
Definition: config.h:30
#define ARCH_ARM
Definition: config.h:20
#define NULL
Definition: coverity.c:32
#define RGBA(r, g, b, a)
Definition: dvbsubdec.c:39
static void comp(unsigned char *dst, ptrdiff_t dst_stride, unsigned char *src, ptrdiff_t src_stride, int add)
Definition: eamad.c:85
int
#define AV_LOG_ERROR
Something went wrong and cannot losslessly be recovered.
Definition: log.h:194
#define DECLARE_ALIGNED(n, t, v)
Declare a variable that is aligned in memory.
Definition: mem.h:117
#define SWS_BITEXACT
Definition: swscale.h:84
void sws_convertPalette8ToPacked32(const uint8_t *src, uint8_t *dst, int num_pixels, const uint8_t *palette)
Convert an 8-bit paletted frame into a frame with a color depth of 32 bits.
#define SWS_ACCURATE_RND
Definition: swscale.h:83
void sws_convertPalette8ToPacked24(const uint8_t *src, uint8_t *dst, int num_pixels, const uint8_t *palette)
Convert an 8-bit paletted frame into a frame with a color depth of 24 bits.
#define SWS_FAST_BILINEAR
Definition: swscale.h:58
#define SWS_POINT
Definition: swscale.h:62
static const int16_t alpha[]
Definition: ilbcdata.h:55
RGB2YUV_SHIFT RGB2YUV_SHIFT RGB2YUV_SHIFT RGB2YUV_SHIFT RGB2YUV_SHIFT RGB2YUV_SHIFT RGB2YUV_SHIFT RGB2YUV_SHIFT uint8_t const uint8_t const uint8_t const uint8_t int uint32_t * rgb2yuv
Definition: input.c:401
uint16_t * dstV
Definition: input.c:403
int i
Definition: input.c:407
#define AV_WB16(p, v)
Definition: intreadwrite.h:405
#define AV_WL16(p, v)
Definition: intreadwrite.h:412
#define lrintf(x)
Definition: libm_mips.h:70
static int conv(int samples, float **pcm, char *buf, int channels)
Definition: libvorbisdec.c:131
int stride
Definition: mace.c:144
const char * av_get_pix_fmt_name(enum AVPixelFormat pix_fmt)
Return the short name for a pixel format, NULL in case pix_fmt is unknown.
Definition: pixdesc.c:2489
const AVPixFmtDescriptor * av_pix_fmt_desc_get(enum AVPixelFormat pix_fmt)
Definition: pixdesc.c:2573
#define AV_PIX_FMT_FLAG_ALPHA
The pixel format has an alpha channel.
Definition: pixdesc.h:179
#define AV_PIX_FMT_FLAG_RGB
The pixel format contains RGB-like data (as opposed to YUV/grayscale).
Definition: pixdesc.h:148
#define AV_PIX_FMT_FLAG_PLANAR
At least one pixel component is not in the first data plane.
Definition: pixdesc.h:144
#define AV_PIX_FMT_FLAG_BE
Pixel format is big-endian.
Definition: pixdesc.h:128
#define AV_PIX_FMT_GBRAP12
Definition: pixfmt.h:420
#define AV_PIX_FMT_YUV420P16
Definition: pixfmt.h:410
#define AV_PIX_FMT_GBRPF32
Definition: pixfmt.h:428
#define AV_PIX_FMT_YUV444P12
Definition: pixfmt.h:406
#define AV_PIX_FMT_YUV444P9
Definition: pixfmt.h:398
#define AV_PIX_FMT_YUV420P10
Definition: pixfmt.h:399
#define AV_PIX_FMT_YUV440P12
Definition: pixfmt.h:405
#define AV_PIX_FMT_GRAY9
Definition: pixfmt.h:379
#define AV_PIX_FMT_GBRAP16
Definition: pixfmt.h:421
#define AV_PIX_FMT_GBRP9
Definition: pixfmt.h:414
#define AV_PIX_FMT_YUV422P9
Definition: pixfmt.h:397
#define AV_PIX_FMT_BGR444
Definition: pixfmt.h:393
#define AV_PIX_FMT_BGR555
Definition: pixfmt.h:392
#define AV_PIX_FMT_BGR48
Definition: pixfmt.h:390
#define AV_PIX_FMT_YUVA420P16
Definition: pixfmt.h:441
#define AV_PIX_FMT_YA16
Definition: pixfmt.h:384
#define AV_PIX_FMT_YUV420P12
Definition: pixfmt.h:403
#define AV_PIX_FMT_YUVA420P10
Definition: pixfmt.h:436
#define AV_PIX_FMT_BAYER_GRBG16
Definition: pixfmt.h:426
#define AV_PIX_FMT_YUV422P12
Definition: pixfmt.h:404
#define AV_PIX_FMT_XYZ12
Definition: pixfmt.h:445
#define AV_PIX_FMT_P010
Definition: pixfmt.h:448
#define AV_PIX_FMT_P016
Definition: pixfmt.h:449
#define AV_PIX_FMT_GBRP10
Definition: pixfmt.h:415
#define AV_PIX_FMT_YUV422P10
Definition: pixfmt.h:400
#define AV_PIX_FMT_GRAY12
Definition: pixfmt.h:381
#define AV_PIX_FMT_BAYER_BGGR16
Definition: pixfmt.h:423
#define AV_PIX_FMT_RGBA64
Definition: pixfmt.h:389
#define AV_PIX_FMT_GBRP12
Definition: pixfmt.h:416
#define AV_PIX_FMT_BGR32
Definition: pixfmt.h:374
#define AV_PIX_FMT_YUV420P9
Definition: pixfmt.h:396
#define AV_PIX_FMT_RGB48
Definition: pixfmt.h:385
#define AV_PIX_FMT_BAYER_RGGB16
Definition: pixfmt.h:424
#define AV_PIX_FMT_GRAYF32
Definition: pixfmt.h:431
#define AV_PIX_FMT_YUV420P14
Definition: pixfmt.h:407
AVPixelFormat
Pixel format.
Definition: pixfmt.h:64
@ AV_PIX_FMT_BAYER_GBRG8
bayer, GBGB..(odd line), RGRG..(even line), 8-bit samples
Definition: pixfmt.h:262
@ AV_PIX_FMT_NV12
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
@ AV_PIX_FMT_P010LE
like NV12, with 10bpp per component, data in the high bits, zeros in the low bits,...
Definition: pixfmt.h:284
@ AV_PIX_FMT_RGB24
packed RGB 8:8:8, 24bpp, RGBRGB...
Definition: pixfmt.h:68
@ AV_PIX_FMT_GBRP10BE
planar GBR 4:4:4 30bpp, big-endian
Definition: pixfmt.h:172
@ AV_PIX_FMT_NV42
as above, but U and V bytes are swapped
Definition: pixfmt.h:349
@ AV_PIX_FMT_YUV420P
planar YUV 4:2:0, 12bpp, (1 Cr & Cb sample per 2x2 Y samples)
Definition: pixfmt.h:66
@ AV_PIX_FMT_NV21
as above, but U and V bytes are swapped
Definition: pixfmt.h:90
@ AV_PIX_FMT_GBRP9LE
planar GBR 4:4:4 27bpp, little-endian
Definition: pixfmt.h:171
@ AV_PIX_FMT_YUV422P
planar YUV 4:2:2, 16bpp, (1 Cr & Cb sample per 2x1 Y samples)
Definition: pixfmt.h:70
@ AV_PIX_FMT_BAYER_GRBG16LE
bayer, GRGR..(odd line), BGBG..(even line), 16-bit samples, little-endian
Definition: pixfmt.h:270
@ AV_PIX_FMT_P016LE
like NV12, with 16bpp per component, little-endian
Definition: pixfmt.h:300
@ AV_PIX_FMT_ARGB
packed ARGB 8:8:8:8, 32bpp, ARGBARGB...
Definition: pixfmt.h:92
@ AV_PIX_FMT_GBRP12BE
planar GBR 4:4:4 36bpp, big-endian
Definition: pixfmt.h:254
@ AV_PIX_FMT_GBRAP12BE
planar GBR 4:4:4:4 48bpp, big-endian
Definition: pixfmt.h:287
@ AV_PIX_FMT_BGRA
packed BGRA 8:8:8:8, 32bpp, BGRABGRA...
Definition: pixfmt.h:95
@ AV_PIX_FMT_GRAY8
Y , 8bpp.
Definition: pixfmt.h:74
@ AV_PIX_FMT_BGR48BE
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
@ AV_PIX_FMT_UYVY422
packed YUV 4:2:2, 16bpp, Cb Y0 Cr Y1
Definition: pixfmt.h:81
@ AV_PIX_FMT_RGB48BE
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
@ AV_PIX_FMT_ABGR
packed ABGR 8:8:8:8, 32bpp, ABGRABGR...
Definition: pixfmt.h:94
@ AV_PIX_FMT_YUVA420P
planar YUV 4:2:0, 20bpp, (1 Cr & Cb sample per 2x2 Y & A samples)
Definition: pixfmt.h:101
@ AV_PIX_FMT_YUV410P
planar YUV 4:1:0, 9bpp, (1 Cr & Cb sample per 4x4 Y samples)
Definition: pixfmt.h:72
@ AV_PIX_FMT_RGBA64BE
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
@ AV_PIX_FMT_NV24
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
@ AV_PIX_FMT_RGBA64LE
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
@ AV_PIX_FMT_GBRAP16BE
planar GBRA 4:4:4:4 64bpp, big-endian
Definition: pixfmt.h:216
@ AV_PIX_FMT_BAYER_RGGB16LE
bayer, RGRG..(odd line), GBGB..(even line), 16-bit samples, little-endian
Definition: pixfmt.h:266
@ AV_PIX_FMT_RGBA
packed RGBA 8:8:8:8, 32bpp, RGBARGBA...
Definition: pixfmt.h:93
@ AV_PIX_FMT_YUV444P
planar YUV 4:4:4, 24bpp, (1 Cr & Cb sample per 1x1 Y samples)
Definition: pixfmt.h:71
@ AV_PIX_FMT_YUVA444P
planar YUV 4:4:4 32bpp, (1 Cr & Cb sample per 1x1 Y & A samples)
Definition: pixfmt.h:177
@ AV_PIX_FMT_BAYER_GRBG8
bayer, GRGR..(odd line), BGBG..(even line), 8-bit samples
Definition: pixfmt.h:263
@ AV_PIX_FMT_GBRAP
planar GBRA 4:4:4:4 32bpp
Definition: pixfmt.h:215
@ AV_PIX_FMT_GBRP12LE
planar GBR 4:4:4 36bpp, little-endian
Definition: pixfmt.h:255
@ AV_PIX_FMT_BGRA64BE
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
@ AV_PIX_FMT_BAYER_BGGR16BE
bayer, BGBG..(odd line), GRGR..(even line), 16-bit samples, big-endian
Definition: pixfmt.h:265
@ AV_PIX_FMT_GBRP16BE
planar GBR 4:4:4 48bpp, big-endian
Definition: pixfmt.h:174
@ AV_PIX_FMT_GBRAP12LE
planar GBR 4:4:4:4 48bpp, little-endian
Definition: pixfmt.h:288
@ AV_PIX_FMT_GBRP9BE
planar GBR 4:4:4 27bpp, big-endian
Definition: pixfmt.h:170
@ AV_PIX_FMT_RGB48LE
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
@ AV_PIX_FMT_BAYER_RGGB16BE
bayer, RGRG..(odd line), GBGB..(even line), 16-bit samples, big-endian
Definition: pixfmt.h:267
@ AV_PIX_FMT_BGR48LE
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
@ AV_PIX_FMT_GBRP14LE
planar GBR 4:4:4 42bpp, little-endian
Definition: pixfmt.h:257
@ AV_PIX_FMT_GBRP10LE
planar GBR 4:4:4 30bpp, little-endian
Definition: pixfmt.h:173
@ AV_PIX_FMT_GBRAP10BE
planar GBR 4:4:4:4 40bpp, big-endian
Definition: pixfmt.h:290
@ AV_PIX_FMT_BAYER_GRBG16BE
bayer, GRGR..(odd line), BGBG..(even line), 16-bit samples, big-endian
Definition: pixfmt.h:271
@ AV_PIX_FMT_BGRA64LE
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
@ AV_PIX_FMT_GBRAP10LE
planar GBR 4:4:4:4 40bpp, little-endian
Definition: pixfmt.h:291
@ AV_PIX_FMT_YUYV422
packed YUV 4:2:2, 16bpp, Y0 Cb Y1 Cr
Definition: pixfmt.h:67
@ AV_PIX_FMT_BAYER_GBRG16LE
bayer, GBGB..(odd line), RGRG..(even line), 16-bit samples, little-endian
Definition: pixfmt.h:268
@ AV_PIX_FMT_BGR24
packed RGB 8:8:8, 24bpp, BGRBGR...
Definition: pixfmt.h:69
@ AV_PIX_FMT_GBRP
planar GBR 4:4:4 24bpp
Definition: pixfmt.h:168
@ AV_PIX_FMT_GBRAP16LE
planar GBRA 4:4:4:4 64bpp, little-endian
Definition: pixfmt.h:217
@ AV_PIX_FMT_BAYER_BGGR16LE
bayer, BGBG..(odd line), GRGR..(even line), 16-bit samples, little-endian
Definition: pixfmt.h:264
@ AV_PIX_FMT_YA8
8 bits gray, 8 bits alpha
Definition: pixfmt.h:143
@ AV_PIX_FMT_GBRP14BE
planar GBR 4:4:4 42bpp, big-endian
Definition: pixfmt.h:256
@ AV_PIX_FMT_BAYER_GBRG16BE
bayer, GBGB..(odd line), RGRG..(even line), 16-bit samples, big-endian
Definition: pixfmt.h:269
@ AV_PIX_FMT_BAYER_RGGB8
bayer, RGRG..(odd line), GBGB..(even line), 8-bit samples
Definition: pixfmt.h:261
@ AV_PIX_FMT_GBRP16LE
planar GBR 4:4:4 48bpp, little-endian
Definition: pixfmt.h:175
@ AV_PIX_FMT_BAYER_BGGR8
bayer, BGBG..(odd line), GRGR..(even line), 8-bit samples
Definition: pixfmt.h:260
#define AV_PIX_FMT_YUV422P14
Definition: pixfmt.h:408
#define AV_PIX_FMT_RGB32_1
Definition: pixfmt.h:373
#define AV_PIX_FMT_BGR32_1
Definition: pixfmt.h:375
#define AV_PIX_FMT_BGR565
Definition: pixfmt.h:391
#define AV_PIX_FMT_BAYER_GBRG16
Definition: pixfmt.h:425
#define AV_PIX_FMT_GRAY10
Definition: pixfmt.h:380
#define AV_PIX_FMT_RGB565
Definition: pixfmt.h:386
#define AV_PIX_FMT_GRAY14
Definition: pixfmt.h:382
#define AV_PIX_FMT_YUV422P16
Definition: pixfmt.h:411
#define AV_PIX_FMT_BGRA64
Definition: pixfmt.h:394
#define AV_PIX_FMT_YUV440P10
Definition: pixfmt.h:401
#define AV_PIX_FMT_GRAY16
Definition: pixfmt.h:383
#define AV_PIX_FMT_GBRAP10
Definition: pixfmt.h:419
#define AV_PIX_FMT_RGB444
Definition: pixfmt.h:388
#define AV_PIX_FMT_GBRP16
Definition: pixfmt.h:418
#define AV_PIX_FMT_YUV444P14
Definition: pixfmt.h:409
#define AV_PIX_FMT_GBRP14
Definition: pixfmt.h:417
#define AV_PIX_FMT_GBRAPF32
Definition: pixfmt.h:429
#define AV_PIX_FMT_YUV444P16
Definition: pixfmt.h:412
#define AV_PIX_FMT_AYUV64
Definition: pixfmt.h:447
#define AV_PIX_FMT_RGB32
Definition: pixfmt.h:372
#define AV_PIX_FMT_RGB555
Definition: pixfmt.h:387
#define AV_PIX_FMT_YUV444P10
Definition: pixfmt.h:402
typedef void(RENAME(mix_any_func_type))
void(* yuv422ptouyvy)(const uint8_t *ysrc, const uint8_t *usrc, const uint8_t *vsrc, uint8_t *dst, int width, int height, int lumStride, int chromStride, int dstStride)
Width should be a multiple of 16.
Definition: rgb2rgb.c:73
void(* rgb24to16)(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:47
void(* rgb24tobgr32)(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:38
void(* rgb32to15)(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:46
void rgb12tobgr12(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:316
void rgb32to24(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:146
void(* rgb24to15)(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:48
void(* uyvytoyuv420)(uint8_t *ydst, uint8_t *udst, uint8_t *vdst, const uint8_t *src, int width, int height, int lumStride, int chromStride, int srcStride)
Definition: rgb2rgb.c:104
void(* yv12toyuy2)(const uint8_t *ysrc, const uint8_t *usrc, const uint8_t *vsrc, uint8_t *dst, int width, int height, int lumStride, int chromStride, int dstStride)
Height should be a multiple of 2 and width should be a multiple of 16.
Definition: rgb2rgb.c:61
void rgb16tobgr15(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:249
void(* rgb24tobgr16)(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:40
void(* yuv422ptoyuy2)(const uint8_t *ysrc, const uint8_t *usrc, const uint8_t *vsrc, uint8_t *dst, int width, int height, int lumStride, int chromStride, int dstStride)
Width should be a multiple of 16.
Definition: rgb2rgb.c:69
void rgb15to24(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:281
void rgb15tobgr15(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:305
void rgb15tobgr32(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:259
void(* ff_rgb24toyv12)(const uint8_t *src, uint8_t *ydst, uint8_t *udst, uint8_t *vdst, int width, int height, int lumStride, int chromStride, int srcStride, int32_t *rgb2yuv)
Height should be a multiple of 2 and width should be a multiple of 2.
Definition: rgb2rgb.c:81
void(* shuffle_bytes_3210)(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:58
void rgb16tobgr16(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:239
void(* shuffle_bytes_3012)(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:57
void(* rgb16tobgr24)(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:42
void(* rgb32tobgr15)(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:37
void(* shuffle_bytes_2103)(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:55
void(* rgb16to32)(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:49
void(* yv12touyvy)(const uint8_t *ysrc, const uint8_t *usrc, const uint8_t *vsrc, uint8_t *dst, int width, int height, int lumStride, int chromStride, int dstStride)
Height should be a multiple of 2 and width should be a multiple of 16.
Definition: rgb2rgb.c:65
void(* yuyvtoyuv420)(uint8_t *ydst, uint8_t *udst, uint8_t *vdst, const uint8_t *src, int width, int height, int lumStride, int chromStride, int srcStride)
Definition: rgb2rgb.c:110
void(* rgb32tobgr16)(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:36
void rgb16tobgr32(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:184
void(* interleaveBytes)(const uint8_t *src1, const uint8_t *src2, uint8_t *dst, int width, int height, int src1Stride, int src2Stride, int dstStride)
Definition: rgb2rgb.c:88
void(* shuffle_bytes_1230)(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:56
void rgb24to32(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:164
void(* rgb32tobgr24)(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:35
void(* rgb24tobgr15)(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:41
void(* rgb16to15)(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:50
void(* rgb15to16)(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:51
void(* planar2x)(const uint8_t *src, uint8_t *dst, int width, int height, int srcStride, int dstStride)
Definition: rgb2rgb.c:86
void(* deinterleaveBytes)(const uint8_t *src, uint8_t *dst1, uint8_t *dst2, int width, int height, int srcStride, int dst1Stride, int dst2Stride)
Definition: rgb2rgb.c:91
void(* rgb15to32)(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:52
void(* yuyvtoyuv422)(uint8_t *ydst, uint8_t *udst, uint8_t *vdst, const uint8_t *src, int width, int height, int lumStride, int chromStride, int srcStride)
Definition: rgb2rgb.c:113
void(* uyvytoyuv422)(uint8_t *ydst, uint8_t *udst, uint8_t *vdst, const uint8_t *src, int width, int height, int lumStride, int chromStride, int srcStride)
Definition: rgb2rgb.c:107
void(* rgb32to16)(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:45
void(* rgb15tobgr24)(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:43
void rgb16to24(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:225
void(* rgb24tobgr24)(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:39
void rgb12to15(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:206
void rgb15tobgr16(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:295
void(* shuffle_bytes_0321)(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:54
void rgb48to64_bswap(const uint8_t *src, uint8_t *dst, int src_size)
void rgb64to48_nobswap(const uint8_t *src, uint8_t *dst, int src_size)
void rgb48tobgr64_nobswap(const uint8_t *src, uint8_t *dst, int src_size)
void rgb64tobgr48_bswap(const uint8_t *src, uint8_t *dst, int src_size)
void rgb48tobgr64_bswap(const uint8_t *src, uint8_t *dst, int src_size)
void rgb48to64_nobswap(const uint8_t *src, uint8_t *dst, int src_size)
void rgb64to48_bswap(const uint8_t *src, uint8_t *dst, int src_size)
void rgb64tobgr48_nobswap(const uint8_t *src, uint8_t *dst, int src_size)
void rgb48tobgr48_bswap(const uint8_t *src, uint8_t *dst, int src_size)
void rgb48tobgr48_nobswap(const uint8_t *src, uint8_t *dst, int src_size)
#define av_bswap16
Definition: bswap.h:31
static int shift(int a, int b)
Definition: sonic.c:82
int shift
Number of least significant bits that must be shifted away to get the value.
Definition: pixdesc.h:53
int depth
Number of bits in the component.
Definition: pixdesc.h:58
Descriptor that unambiguously describes how the bits of a pixel are stored in the up to 4 data planes...
Definition: pixdesc.h:81
const char * name
Definition: pixdesc.h:82
AVComponentDescriptor comp[4]
Parameters that describe how pixels are packed.
Definition: pixdesc.h:117
uint64_t flags
Combination of AV_PIX_FMT_FLAG_...
Definition: pixdesc.h:106
external API header
static av_always_inline int isBGRinInt(enum AVPixelFormat pix_fmt)
static av_always_inline int isBayer(enum AVPixelFormat pix_fmt)
static void fillPlane16(uint8_t *plane, int stride, int width, int height, int y, int alpha, int bits, const int big_endian)
static av_always_inline int isPlanar(enum AVPixelFormat pix_fmt)
static av_always_inline int isFloat(enum AVPixelFormat pix_fmt)
#define ALT32_CORR
static av_always_inline int isAnyRGB(enum AVPixelFormat pix_fmt)
static av_always_inline int is16BPS(enum AVPixelFormat pix_fmt)
static av_always_inline int usePal(enum AVPixelFormat pix_fmt)
@ SWS_DITHER_AUTO
@ SWS_DITHER_BAYER
SwsFunc ff_yuv2rgb_get_func_ptr(SwsContext *c)
Definition: yuv2rgb.c:679
static av_always_inline int isPacked(enum AVPixelFormat pix_fmt)
static av_always_inline int isSemiPlanarYUV(enum AVPixelFormat pix_fmt)
static av_always_inline int isRGBinInt(enum AVPixelFormat pix_fmt)
static av_always_inline int isPackedRGB(enum AVPixelFormat pix_fmt)
static av_always_inline int isBE(enum AVPixelFormat pix_fmt)
static av_always_inline int isNBPS(enum AVPixelFormat pix_fmt)
static int palToRgbWrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dst[], int dstStride[])
#define IS_NOT_NE(bpp, desc)
static void copyPlane(const uint8_t *src, int srcStride, int srcSliceY, int srcSliceH, int width, uint8_t *dst, int dstStride)
static void packedtogbr24p(const uint8_t *src, int srcStride, uint8_t *dst[], int dstStride[], int srcSliceH, int alpha_first, int inc_size, int width)
#define isRGBA64(x)
static rgbConvFn findRgbConvFn(SwsContext *c)
static const uint8_t dithers[8][8][8]
static int rgbToPlanarRgbWrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dst[], int dstStride[])
static int planarToNv12Wrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dstParam[], int dstStride[])
static int yuyvToYuv422Wrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dstParam[], int dstStride[])
static int float_y_to_uint_y_wrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dst[], int dstStride[])
static void gbr24ptopacked32(const uint8_t *src[], int srcStride[], uint8_t *dst, int dstStride, int srcSliceH, int alpha_first, int width)
#define CONV_IS(src, dst)
static int yuv422pToYuy2Wrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dstParam[], int dstStride[])
static void fillPlane(uint8_t *plane, int stride, int width, int height, int y, uint8_t val)
static int planarToP01xWrapper(SwsContext *c, const uint8_t *src8[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dstParam8[], int dstStride[])
static int yvu9ToYv12Wrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dst[], int dstStride[])
static void gbraptopacked32(const uint8_t *src[], int srcStride[], uint8_t *dst, int dstStride, int srcSliceH, int alpha_first, int width)
#define COPY_UP(r, w)
static int bswap_16bpc(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dst[], int dstStride[])
#define isByteRGB(f)
static int bswap_32bpc(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dst[], int dstStride[])
#define isRGB48(x)
static int uyvyToYuv422Wrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dstParam[], int dstStride[])
static int planarRgbToplanarRgbWrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dst[], int dstStride[])
static int rgbToRgbWrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dst[], int dstStride[])
#define output_pixel(p, v)
static int yuyvToYuv420Wrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dstParam[], int dstStride[])
void ff_get_unscaled_swscale(SwsContext *c)
Set c->swscale to an unscaled converter if one exists for the specific source and destination formats...
static int yuv422pToUyvyWrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dstParam[], int dstStride[])
static void gray8aToPacked24(const uint8_t *src, uint8_t *dst, int num_pixels, const uint8_t *palette)
static int planarRgbaToRgbWrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dst[], int dstStride[])
static void gbr16ptopacked16(const uint16_t *src[], int srcStride[], uint8_t *dst, int dstStride, int srcSliceH, int alpha, int swap, int bpp, int width)
static void packed16togbra16(const uint8_t *src, int srcStride, uint16_t *dst[], int dstStride[], int srcSliceH, int src_alpha, int swap, int shift, int width)
static int bayer_to_rgb24_wrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dst[], int dstStride[])
static int planarRgb16ToRgb16Wrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dst[], int dstStride[])
static void gbr24ptopacked24(const uint8_t *src[], int srcStride[], uint8_t *dst, int dstStride, int srcSliceH, int width)
static void gray8aToPacked32(const uint8_t *src, uint8_t *dst, int num_pixels, const uint8_t *palette)
static int nv12ToPlanarWrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dstParam[], int dstStride[])
static int Rgb16ToPlanarRgb16Wrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dst[], int dstStride[])
#define IS_DIFFERENT_ENDIANESS(src_fmt, dst_fmt, pix_fmt)
static int packedCopyWrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dst[], int dstStride[])
static int planarToUyvyWrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dstParam[], int dstStride[])
static int planarCopyWrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dst[], int dstStride[])
static int uyvyToYuv420Wrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dstParam[], int dstStride[])
static int planarToNv24Wrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dstParam[], int dstStride[])
#define CASE(pixfmt, prefix)
#define isPlanarGray(x)
void(* rgbConvFn)(const uint8_t *, uint8_t *, int)
static void gray8aToPacked32_1(const uint8_t *src, uint8_t *dst, int num_pixels, const uint8_t *palette)
#define FAST_COPY_UP(shift)
static int uint_y_to_float_y_wrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dst[], int dstStride[])
static int bgr24ToYv12Wrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dst[], int dstStride[])
#define isRGBA32(x)
static int planarToYuy2Wrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dstParam[], int dstStride[])
static int planar8ToP01xleWrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dstParam8[], int dstStride[])
static int nv24ToPlanarWrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dstParam[], int dstStride[])
static int planarRgbToRgbWrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dst[], int dstStride[])
static int bayer_to_yv12_wrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dst[], int dstStride[])
static int bayer_to_rgb48_wrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dst[], int dstStride[])
#define COPY816(w)
#define DITHER_COPY(dst, dstStride, src, srcStride, bswap, dbswap)
#define av_log(a,...)
#define src
Definition: vp8dsp.c:255
#define height
#define width
static void interpolate(float *out, float v1, float v2, int size)
Definition: twinvq.c:84
static av_always_inline int isPlanarYUV(enum AVPixelFormat pix_fmt)
static void copy(const float *p1, float *p2, const int length)
static double c[64]
return srcSliceH
av_cold void ff_get_unscaled_swscale_ppc(SwsContext *c)