FFmpeg  4.2.1
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/bswap.h"
34 #include "libavutil/pixdesc.h"
35 #include "libavutil/avassert.h"
36 #include "libavutil/avconfig.h"
37 
38 DECLARE_ALIGNED(8, static const uint8_t, dithers)[8][8][8]={
39 {
40  { 0, 1, 0, 1, 0, 1, 0, 1,},
41  { 1, 0, 1, 0, 1, 0, 1, 0,},
42  { 0, 1, 0, 1, 0, 1, 0, 1,},
43  { 1, 0, 1, 0, 1, 0, 1, 0,},
44  { 0, 1, 0, 1, 0, 1, 0, 1,},
45  { 1, 0, 1, 0, 1, 0, 1, 0,},
46  { 0, 1, 0, 1, 0, 1, 0, 1,},
47  { 1, 0, 1, 0, 1, 0, 1, 0,},
48 },{
49  { 1, 2, 1, 2, 1, 2, 1, 2,},
50  { 3, 0, 3, 0, 3, 0, 3, 0,},
51  { 1, 2, 1, 2, 1, 2, 1, 2,},
52  { 3, 0, 3, 0, 3, 0, 3, 0,},
53  { 1, 2, 1, 2, 1, 2, 1, 2,},
54  { 3, 0, 3, 0, 3, 0, 3, 0,},
55  { 1, 2, 1, 2, 1, 2, 1, 2,},
56  { 3, 0, 3, 0, 3, 0, 3, 0,},
57 },{
58  { 2, 4, 3, 5, 2, 4, 3, 5,},
59  { 6, 0, 7, 1, 6, 0, 7, 1,},
60  { 3, 5, 2, 4, 3, 5, 2, 4,},
61  { 7, 1, 6, 0, 7, 1, 6, 0,},
62  { 2, 4, 3, 5, 2, 4, 3, 5,},
63  { 6, 0, 7, 1, 6, 0, 7, 1,},
64  { 3, 5, 2, 4, 3, 5, 2, 4,},
65  { 7, 1, 6, 0, 7, 1, 6, 0,},
66 },{
67  { 4, 8, 7, 11, 4, 8, 7, 11,},
68  { 12, 0, 15, 3, 12, 0, 15, 3,},
69  { 6, 10, 5, 9, 6, 10, 5, 9,},
70  { 14, 2, 13, 1, 14, 2, 13, 1,},
71  { 4, 8, 7, 11, 4, 8, 7, 11,},
72  { 12, 0, 15, 3, 12, 0, 15, 3,},
73  { 6, 10, 5, 9, 6, 10, 5, 9,},
74  { 14, 2, 13, 1, 14, 2, 13, 1,},
75 },{
76  { 9, 17, 15, 23, 8, 16, 14, 22,},
77  { 25, 1, 31, 7, 24, 0, 30, 6,},
78  { 13, 21, 11, 19, 12, 20, 10, 18,},
79  { 29, 5, 27, 3, 28, 4, 26, 2,},
80  { 8, 16, 14, 22, 9, 17, 15, 23,},
81  { 24, 0, 30, 6, 25, 1, 31, 7,},
82  { 12, 20, 10, 18, 13, 21, 11, 19,},
83  { 28, 4, 26, 2, 29, 5, 27, 3,},
84 },{
85  { 18, 34, 30, 46, 17, 33, 29, 45,},
86  { 50, 2, 62, 14, 49, 1, 61, 13,},
87  { 26, 42, 22, 38, 25, 41, 21, 37,},
88  { 58, 10, 54, 6, 57, 9, 53, 5,},
89  { 16, 32, 28, 44, 19, 35, 31, 47,},
90  { 48, 0, 60, 12, 51, 3, 63, 15,},
91  { 24, 40, 20, 36, 27, 43, 23, 39,},
92  { 56, 8, 52, 4, 59, 11, 55, 7,},
93 },{
94  { 18, 34, 30, 46, 17, 33, 29, 45,},
95  { 50, 2, 62, 14, 49, 1, 61, 13,},
96  { 26, 42, 22, 38, 25, 41, 21, 37,},
97  { 58, 10, 54, 6, 57, 9, 53, 5,},
98  { 16, 32, 28, 44, 19, 35, 31, 47,},
99  { 48, 0, 60, 12, 51, 3, 63, 15,},
100  { 24, 40, 20, 36, 27, 43, 23, 39,},
101  { 56, 8, 52, 4, 59, 11, 55, 7,},
102 },{
103  { 36, 68, 60, 92, 34, 66, 58, 90,},
104  { 100, 4,124, 28, 98, 2,122, 26,},
105  { 52, 84, 44, 76, 50, 82, 42, 74,},
106  { 116, 20,108, 12,114, 18,106, 10,},
107  { 32, 64, 56, 88, 38, 70, 62, 94,},
108  { 96, 0,120, 24,102, 6,126, 30,},
109  { 48, 80, 40, 72, 54, 86, 46, 78,},
110  { 112, 16,104, 8,118, 22,110, 14,},
111 }};
112 
113 
114 static void fillPlane(uint8_t *plane, int stride, int width, int height, int y,
115  uint8_t val)
116 {
117  int i;
118  uint8_t *ptr = plane + stride * y;
119  for (i = 0; i < height; i++) {
120  memset(ptr, val, width);
121  ptr += stride;
122  }
123 }
124 
125 static void copyPlane(const uint8_t *src, int srcStride,
126  int srcSliceY, int srcSliceH, int width,
127  uint8_t *dst, int dstStride)
128 {
129  dst += dstStride * srcSliceY;
130  if (dstStride == srcStride && srcStride > 0) {
131  memcpy(dst, src, srcSliceH * dstStride);
132  } else {
133  int i;
134  for (i = 0; i < srcSliceH; i++) {
135  memcpy(dst, src, width);
136  src += srcStride;
137  dst += dstStride;
138  }
139  }
140 }
141 
143  int srcStride[], int srcSliceY,
144  int srcSliceH, uint8_t *dstParam[],
145  int dstStride[])
146 {
147  uint8_t *dst = dstParam[1] + dstStride[1] * srcSliceY / 2;
148 
149  copyPlane(src[0], srcStride[0], srcSliceY, srcSliceH, c->srcW,
150  dstParam[0], dstStride[0]);
151 
152  if (c->dstFormat == AV_PIX_FMT_NV12)
153  interleaveBytes(src[1], src[2], dst, c->chrSrcW, (srcSliceH + 1) / 2,
154  srcStride[1], srcStride[2], dstStride[1]);
155  else
156  interleaveBytes(src[2], src[1], dst, c->chrSrcW, (srcSliceH + 1) / 2,
157  srcStride[2], srcStride[1], dstStride[1]);
158 
159  return srcSliceH;
160 }
161 
163  int srcStride[], int srcSliceY,
164  int srcSliceH, uint8_t *dstParam[],
165  int dstStride[])
166 {
167  uint8_t *dst1 = dstParam[1] + dstStride[1] * srcSliceY / 2;
168  uint8_t *dst2 = dstParam[2] + dstStride[2] * srcSliceY / 2;
169 
170  copyPlane(src[0], srcStride[0], srcSliceY, srcSliceH, c->srcW,
171  dstParam[0], dstStride[0]);
172 
173  if (c->srcFormat == AV_PIX_FMT_NV12)
174  deinterleaveBytes(src[1], dst1, dst2, c->chrSrcW, (srcSliceH + 1) / 2,
175  srcStride[1], dstStride[1], dstStride[2]);
176  else
177  deinterleaveBytes(src[1], dst2, dst1, c->chrSrcW, (srcSliceH + 1) / 2,
178  srcStride[1], dstStride[2], dstStride[1]);
179 
180  return srcSliceH;
181 }
182 
184  int srcStride[], int srcSliceY,
185  int srcSliceH, uint8_t *dstParam[],
186  int dstStride[])
187 {
188  uint8_t *dst = dstParam[1] + dstStride[1] * srcSliceY;
189 
190  copyPlane(src[0], srcStride[0], srcSliceY, srcSliceH, c->srcW,
191  dstParam[0], dstStride[0]);
192 
193  if (c->dstFormat == AV_PIX_FMT_NV24)
194  interleaveBytes(src[1], src[2], dst, c->chrSrcW, srcSliceH,
195  srcStride[1], srcStride[2], dstStride[1]);
196  else
197  interleaveBytes(src[2], src[1], dst, c->chrSrcW, srcSliceH,
198  srcStride[2], srcStride[1], dstStride[1]);
199 
200  return srcSliceH;
201 }
202 
204  int srcStride[], int srcSliceY,
205  int srcSliceH, uint8_t *dstParam[],
206  int dstStride[])
207 {
208  uint8_t *dst1 = dstParam[1] + dstStride[1] * srcSliceY;
209  uint8_t *dst2 = dstParam[2] + dstStride[2] * srcSliceY;
210 
211  copyPlane(src[0], srcStride[0], srcSliceY, srcSliceH, c->srcW,
212  dstParam[0], dstStride[0]);
213 
214  if (c->srcFormat == AV_PIX_FMT_NV24)
215  deinterleaveBytes(src[1], dst1, dst2, c->chrSrcW, srcSliceH,
216  srcStride[1], dstStride[1], dstStride[2]);
217  else
218  deinterleaveBytes(src[1], dst2, dst1, c->chrSrcW, srcSliceH,
219  srcStride[1], dstStride[2], dstStride[1]);
220 
221  return srcSliceH;
222 }
223 
224 static int planarToP01xWrapper(SwsContext *c, const uint8_t *src8[],
225  int srcStride[], int srcSliceY,
226  int srcSliceH, uint8_t *dstParam8[],
227  int dstStride[])
228 {
229  const AVPixFmtDescriptor *src_format = av_pix_fmt_desc_get(c->srcFormat);
230  const AVPixFmtDescriptor *dst_format = av_pix_fmt_desc_get(c->dstFormat);
231  const uint16_t **src = (const uint16_t**)src8;
232  uint16_t *dstY = (uint16_t*)(dstParam8[0] + dstStride[0] * srcSliceY);
233  uint16_t *dstUV = (uint16_t*)(dstParam8[1] + dstStride[1] * srcSliceY / 2);
234  int x, y;
235 
236  /* Calculate net shift required for values. */
237  const int shift[3] = {
238  dst_format->comp[0].depth + dst_format->comp[0].shift -
239  src_format->comp[0].depth - src_format->comp[0].shift,
240  dst_format->comp[1].depth + dst_format->comp[1].shift -
241  src_format->comp[1].depth - src_format->comp[1].shift,
242  dst_format->comp[2].depth + dst_format->comp[2].shift -
243  src_format->comp[2].depth - src_format->comp[2].shift,
244  };
245 
246  av_assert0(!(srcStride[0] % 2 || srcStride[1] % 2 || srcStride[2] % 2 ||
247  dstStride[0] % 2 || dstStride[1] % 2));
248 
249  for (y = 0; y < srcSliceH; y++) {
250  uint16_t *tdstY = dstY;
251  const uint16_t *tsrc0 = src[0];
252  for (x = c->srcW; x > 0; x--) {
253  *tdstY++ = *tsrc0++ << shift[0];
254  }
255  src[0] += srcStride[0] / 2;
256  dstY += dstStride[0] / 2;
257 
258  if (!(y & 1)) {
259  uint16_t *tdstUV = dstUV;
260  const uint16_t *tsrc1 = src[1];
261  const uint16_t *tsrc2 = src[2];
262  for (x = c->srcW / 2; x > 0; x--) {
263  *tdstUV++ = *tsrc1++ << shift[1];
264  *tdstUV++ = *tsrc2++ << shift[2];
265  }
266  src[1] += srcStride[1] / 2;
267  src[2] += srcStride[2] / 2;
268  dstUV += dstStride[1] / 2;
269  }
270  }
271 
272  return srcSliceH;
273 }
274 
275 #if AV_HAVE_BIGENDIAN
276 #define output_pixel(p, v) do { \
277  uint16_t *pp = (p); \
278  AV_WL16(pp, (v)); \
279  } while(0)
280 #else
281 #define output_pixel(p, v) (*p) = (v)
282 #endif
283 
285  int srcStride[], int srcSliceY,
286  int srcSliceH, uint8_t *dstParam8[],
287  int dstStride[])
288 {
289  uint16_t *dstY = (uint16_t*)(dstParam8[0] + dstStride[0] * srcSliceY);
290  uint16_t *dstUV = (uint16_t*)(dstParam8[1] + dstStride[1] * srcSliceY / 2);
291  int x, y, t;
292 
293  av_assert0(!(dstStride[0] % 2 || dstStride[1] % 2));
294 
295  for (y = 0; y < srcSliceH; y++) {
296  uint16_t *tdstY = dstY;
297  const uint8_t *tsrc0 = src[0];
298  for (x = c->srcW; x > 0; x--) {
299  t = *tsrc0++;
300  output_pixel(tdstY++, t | (t << 8));
301  }
302  src[0] += srcStride[0];
303  dstY += dstStride[0] / 2;
304 
305  if (!(y & 1)) {
306  uint16_t *tdstUV = dstUV;
307  const uint8_t *tsrc1 = src[1];
308  const uint8_t *tsrc2 = src[2];
309  for (x = c->srcW / 2; x > 0; x--) {
310  t = *tsrc1++;
311  output_pixel(tdstUV++, t | (t << 8));
312  t = *tsrc2++;
313  output_pixel(tdstUV++, t | (t << 8));
314  }
315  src[1] += srcStride[1];
316  src[2] += srcStride[2];
317  dstUV += dstStride[1] / 2;
318  }
319  }
320 
321  return srcSliceH;
322 }
323 
324 #undef output_pixel
325 
327  int srcStride[], int srcSliceY, int srcSliceH,
328  uint8_t *dstParam[], int dstStride[])
329 {
330  uint8_t *dst = dstParam[0] + dstStride[0] * srcSliceY;
331 
332  yv12toyuy2(src[0], src[1], src[2], dst, c->srcW, srcSliceH, srcStride[0],
333  srcStride[1], dstStride[0]);
334 
335  return srcSliceH;
336 }
337 
339  int srcStride[], int srcSliceY, int srcSliceH,
340  uint8_t *dstParam[], int dstStride[])
341 {
342  uint8_t *dst = dstParam[0] + dstStride[0] * srcSliceY;
343 
344  yv12touyvy(src[0], src[1], src[2], dst, c->srcW, srcSliceH, srcStride[0],
345  srcStride[1], dstStride[0]);
346 
347  return srcSliceH;
348 }
349 
351  int srcStride[], int srcSliceY, int srcSliceH,
352  uint8_t *dstParam[], int dstStride[])
353 {
354  uint8_t *dst = dstParam[0] + dstStride[0] * srcSliceY;
355 
356  yuv422ptoyuy2(src[0], src[1], src[2], dst, c->srcW, srcSliceH, srcStride[0],
357  srcStride[1], dstStride[0]);
358 
359  return srcSliceH;
360 }
361 
363  int srcStride[], int srcSliceY, int srcSliceH,
364  uint8_t *dstParam[], int dstStride[])
365 {
366  uint8_t *dst = dstParam[0] + dstStride[0] * srcSliceY;
367 
368  yuv422ptouyvy(src[0], src[1], src[2], dst, c->srcW, srcSliceH, srcStride[0],
369  srcStride[1], dstStride[0]);
370 
371  return srcSliceH;
372 }
373 
375  int srcStride[], int srcSliceY, int srcSliceH,
376  uint8_t *dstParam[], int dstStride[])
377 {
378  uint8_t *ydst = dstParam[0] + dstStride[0] * srcSliceY;
379  uint8_t *udst = dstParam[1] + dstStride[1] * srcSliceY / 2;
380  uint8_t *vdst = dstParam[2] + dstStride[2] * srcSliceY / 2;
381 
382  yuyvtoyuv420(ydst, udst, vdst, src[0], c->srcW, srcSliceH, dstStride[0],
383  dstStride[1], srcStride[0]);
384 
385  if (dstParam[3])
386  fillPlane(dstParam[3], dstStride[3], c->srcW, srcSliceH, srcSliceY, 255);
387 
388  return srcSliceH;
389 }
390 
392  int srcStride[], int srcSliceY, int srcSliceH,
393  uint8_t *dstParam[], int dstStride[])
394 {
395  uint8_t *ydst = dstParam[0] + dstStride[0] * srcSliceY;
396  uint8_t *udst = dstParam[1] + dstStride[1] * srcSliceY;
397  uint8_t *vdst = dstParam[2] + dstStride[2] * srcSliceY;
398 
399  yuyvtoyuv422(ydst, udst, vdst, src[0], c->srcW, srcSliceH, dstStride[0],
400  dstStride[1], srcStride[0]);
401 
402  return srcSliceH;
403 }
404 
406  int srcStride[], int srcSliceY, int srcSliceH,
407  uint8_t *dstParam[], int dstStride[])
408 {
409  uint8_t *ydst = dstParam[0] + dstStride[0] * srcSliceY;
410  uint8_t *udst = dstParam[1] + dstStride[1] * srcSliceY / 2;
411  uint8_t *vdst = dstParam[2] + dstStride[2] * srcSliceY / 2;
412 
413  uyvytoyuv420(ydst, udst, vdst, src[0], c->srcW, srcSliceH, dstStride[0],
414  dstStride[1], srcStride[0]);
415 
416  if (dstParam[3])
417  fillPlane(dstParam[3], dstStride[3], c->srcW, srcSliceH, srcSliceY, 255);
418 
419  return srcSliceH;
420 }
421 
423  int srcStride[], int srcSliceY, int srcSliceH,
424  uint8_t *dstParam[], int dstStride[])
425 {
426  uint8_t *ydst = dstParam[0] + dstStride[0] * srcSliceY;
427  uint8_t *udst = dstParam[1] + dstStride[1] * srcSliceY;
428  uint8_t *vdst = dstParam[2] + dstStride[2] * srcSliceY;
429 
430  uyvytoyuv422(ydst, udst, vdst, src[0], c->srcW, srcSliceH, dstStride[0],
431  dstStride[1], srcStride[0]);
432 
433  return srcSliceH;
434 }
435 
436 static void gray8aToPacked32(const uint8_t *src, uint8_t *dst, int num_pixels,
437  const uint8_t *palette)
438 {
439  int i;
440  for (i = 0; i < num_pixels; i++)
441  ((uint32_t *) dst)[i] = ((const uint32_t *) palette)[src[i << 1]] | (src[(i << 1) + 1] << 24);
442 }
443 
444 static void gray8aToPacked32_1(const uint8_t *src, uint8_t *dst, int num_pixels,
445  const uint8_t *palette)
446 {
447  int i;
448 
449  for (i = 0; i < num_pixels; i++)
450  ((uint32_t *) dst)[i] = ((const uint32_t *) palette)[src[i << 1]] | src[(i << 1) + 1];
451 }
452 
453 static void gray8aToPacked24(const uint8_t *src, uint8_t *dst, int num_pixels,
454  const uint8_t *palette)
455 {
456  int i;
457 
458  for (i = 0; i < num_pixels; i++) {
459  //FIXME slow?
460  dst[0] = palette[src[i << 1] * 4 + 0];
461  dst[1] = palette[src[i << 1] * 4 + 1];
462  dst[2] = palette[src[i << 1] * 4 + 2];
463  dst += 3;
464  }
465 }
466 
467 static int bswap_16bpc(SwsContext *c, const uint8_t *src[],
468  int srcStride[], int srcSliceY, int srcSliceH,
469  uint8_t *dst[], int dstStride[])
470 {
471  int i, j, p;
472 
473  for (p = 0; p < 4; p++) {
474  int srcstr = srcStride[p] / 2;
475  int dststr = dstStride[p] / 2;
476  uint16_t *dstPtr = (uint16_t *) dst[p];
477  const uint16_t *srcPtr = (const uint16_t *) src[p];
478  int min_stride = FFMIN(FFABS(srcstr), FFABS(dststr));
479  if(!dstPtr || !srcPtr)
480  continue;
481  dstPtr += (srcSliceY >> c->chrDstVSubSample) * dststr;
482  for (i = 0; i < (srcSliceH >> c->chrDstVSubSample); i++) {
483  for (j = 0; j < min_stride; j++) {
484  dstPtr[j] = av_bswap16(srcPtr[j]);
485  }
486  srcPtr += srcstr;
487  dstPtr += dststr;
488  }
489  }
490 
491  return srcSliceH;
492 }
493 
494 static int palToRgbWrapper(SwsContext *c, const uint8_t *src[], int srcStride[],
495  int srcSliceY, int srcSliceH, uint8_t *dst[],
496  int dstStride[])
497 {
498  const enum AVPixelFormat srcFormat = c->srcFormat;
499  const enum AVPixelFormat dstFormat = c->dstFormat;
500  void (*conv)(const uint8_t *src, uint8_t *dst, int num_pixels,
501  const uint8_t *palette) = NULL;
502  int i;
503  uint8_t *dstPtr = dst[0] + dstStride[0] * srcSliceY;
504  const uint8_t *srcPtr = src[0];
505 
506  if (srcFormat == AV_PIX_FMT_YA8) {
507  switch (dstFormat) {
508  case AV_PIX_FMT_RGB32 : conv = gray8aToPacked32; break;
509  case AV_PIX_FMT_BGR32 : conv = gray8aToPacked32; break;
512  case AV_PIX_FMT_RGB24 : conv = gray8aToPacked24; break;
513  case AV_PIX_FMT_BGR24 : conv = gray8aToPacked24; break;
514  }
515  } else if (usePal(srcFormat)) {
516  switch (dstFormat) {
523  }
524  }
525 
526  if (!conv)
527  av_log(c, AV_LOG_ERROR, "internal error %s -> %s converter\n",
528  av_get_pix_fmt_name(srcFormat), av_get_pix_fmt_name(dstFormat));
529  else {
530  for (i = 0; i < srcSliceH; i++) {
531  conv(srcPtr, dstPtr, c->srcW, (uint8_t *) c->pal_rgb);
532  srcPtr += srcStride[0];
533  dstPtr += dstStride[0];
534  }
535  }
536 
537  return srcSliceH;
538 }
539 
540 static void packed16togbra16(const uint8_t *src, int srcStride,
541  uint16_t *dst[], int dstStride[], int srcSliceH,
542  int src_alpha, int swap, int shift, int width)
543 {
544  int x, h, i;
545  int dst_alpha = dst[3] != NULL;
546  for (h = 0; h < srcSliceH; h++) {
547  uint16_t *src_line = (uint16_t *)(src + srcStride * h);
548  switch (swap) {
549  case 3:
550  if (src_alpha && dst_alpha) {
551  for (x = 0; x < width; x++) {
552  dst[0][x] = av_bswap16(av_bswap16(*src_line++) >> shift);
553  dst[1][x] = av_bswap16(av_bswap16(*src_line++) >> shift);
554  dst[2][x] = av_bswap16(av_bswap16(*src_line++) >> shift);
555  dst[3][x] = av_bswap16(av_bswap16(*src_line++) >> shift);
556  }
557  } else if (dst_alpha) {
558  for (x = 0; x < width; x++) {
559  dst[0][x] = av_bswap16(av_bswap16(*src_line++) >> shift);
560  dst[1][x] = av_bswap16(av_bswap16(*src_line++) >> shift);
561  dst[2][x] = av_bswap16(av_bswap16(*src_line++) >> shift);
562  dst[3][x] = 0xFFFF;
563  }
564  } else if (src_alpha) {
565  for (x = 0; x < width; x++) {
566  dst[0][x] = av_bswap16(av_bswap16(*src_line++) >> shift);
567  dst[1][x] = av_bswap16(av_bswap16(*src_line++) >> shift);
568  dst[2][x] = av_bswap16(av_bswap16(*src_line++) >> shift);
569  src_line++;
570  }
571  } else {
572  for (x = 0; x < width; x++) {
573  dst[0][x] = av_bswap16(av_bswap16(*src_line++) >> shift);
574  dst[1][x] = av_bswap16(av_bswap16(*src_line++) >> shift);
575  dst[2][x] = av_bswap16(av_bswap16(*src_line++) >> shift);
576  }
577  }
578  break;
579  case 2:
580  if (src_alpha && dst_alpha) {
581  for (x = 0; x < width; x++) {
582  dst[0][x] = av_bswap16(*src_line++ >> shift);
583  dst[1][x] = av_bswap16(*src_line++ >> shift);
584  dst[2][x] = av_bswap16(*src_line++ >> shift);
585  dst[3][x] = av_bswap16(*src_line++ >> shift);
586  }
587  } else if (dst_alpha) {
588  for (x = 0; x < width; x++) {
589  dst[0][x] = av_bswap16(*src_line++ >> shift);
590  dst[1][x] = av_bswap16(*src_line++ >> shift);
591  dst[2][x] = av_bswap16(*src_line++ >> shift);
592  dst[3][x] = 0xFFFF;
593  }
594  } else if (src_alpha) {
595  for (x = 0; x < width; x++) {
596  dst[0][x] = av_bswap16(*src_line++ >> shift);
597  dst[1][x] = av_bswap16(*src_line++ >> shift);
598  dst[2][x] = av_bswap16(*src_line++ >> shift);
599  src_line++;
600  }
601  } else {
602  for (x = 0; x < width; x++) {
603  dst[0][x] = av_bswap16(*src_line++ >> shift);
604  dst[1][x] = av_bswap16(*src_line++ >> shift);
605  dst[2][x] = av_bswap16(*src_line++ >> shift);
606  }
607  }
608  break;
609  case 1:
610  if (src_alpha && dst_alpha) {
611  for (x = 0; x < width; x++) {
612  dst[0][x] = av_bswap16(*src_line++) >> shift;
613  dst[1][x] = av_bswap16(*src_line++) >> shift;
614  dst[2][x] = av_bswap16(*src_line++) >> shift;
615  dst[3][x] = av_bswap16(*src_line++) >> shift;
616  }
617  } else if (dst_alpha) {
618  for (x = 0; x < width; x++) {
619  dst[0][x] = av_bswap16(*src_line++) >> shift;
620  dst[1][x] = av_bswap16(*src_line++) >> shift;
621  dst[2][x] = av_bswap16(*src_line++) >> shift;
622  dst[3][x] = 0xFFFF;
623  }
624  } else if (src_alpha) {
625  for (x = 0; x < width; x++) {
626  dst[0][x] = av_bswap16(*src_line++) >> shift;
627  dst[1][x] = av_bswap16(*src_line++) >> shift;
628  dst[2][x] = av_bswap16(*src_line++) >> shift;
629  src_line++;
630  }
631  } else {
632  for (x = 0; x < width; x++) {
633  dst[0][x] = av_bswap16(*src_line++) >> shift;
634  dst[1][x] = av_bswap16(*src_line++) >> shift;
635  dst[2][x] = av_bswap16(*src_line++) >> shift;
636  }
637  }
638  break;
639  default:
640  if (src_alpha && dst_alpha) {
641  for (x = 0; x < width; x++) {
642  dst[0][x] = *src_line++ >> shift;
643  dst[1][x] = *src_line++ >> shift;
644  dst[2][x] = *src_line++ >> shift;
645  dst[3][x] = *src_line++ >> shift;
646  }
647  } else if (dst_alpha) {
648  for (x = 0; x < width; x++) {
649  dst[0][x] = *src_line++ >> shift;
650  dst[1][x] = *src_line++ >> shift;
651  dst[2][x] = *src_line++ >> shift;
652  dst[3][x] = 0xFFFF;
653  }
654  } else if (src_alpha) {
655  for (x = 0; x < width; x++) {
656  dst[0][x] = *src_line++ >> shift;
657  dst[1][x] = *src_line++ >> shift;
658  dst[2][x] = *src_line++ >> shift;
659  src_line++;
660  }
661  } else {
662  for (x = 0; x < width; x++) {
663  dst[0][x] = *src_line++ >> shift;
664  dst[1][x] = *src_line++ >> shift;
665  dst[2][x] = *src_line++ >> shift;
666  }
667  }
668  }
669  for (i = 0; i < 4; i++)
670  dst[i] += dstStride[i] >> 1;
671  }
672 }
673 
675  int srcStride[], int srcSliceY, int srcSliceH,
676  uint8_t *dst[], int dstStride[])
677 {
678  uint16_t *dst2013[] = { (uint16_t *)dst[2], (uint16_t *)dst[0], (uint16_t *)dst[1], (uint16_t *)dst[3] };
679  uint16_t *dst1023[] = { (uint16_t *)dst[1], (uint16_t *)dst[0], (uint16_t *)dst[2], (uint16_t *)dst[3] };
680  int stride2013[] = { dstStride[2], dstStride[0], dstStride[1], dstStride[3] };
681  int stride1023[] = { dstStride[1], dstStride[0], dstStride[2], dstStride[3] };
682  const AVPixFmtDescriptor *src_format = av_pix_fmt_desc_get(c->srcFormat);
683  const AVPixFmtDescriptor *dst_format = av_pix_fmt_desc_get(c->dstFormat);
684  int bpc = dst_format->comp[0].depth;
685  int alpha = src_format->flags & AV_PIX_FMT_FLAG_ALPHA;
686  int swap = 0;
687  int i;
688 
689  if ( HAVE_BIGENDIAN && !(src_format->flags & AV_PIX_FMT_FLAG_BE) ||
690  !HAVE_BIGENDIAN && src_format->flags & AV_PIX_FMT_FLAG_BE)
691  swap++;
692  if ( HAVE_BIGENDIAN && !(dst_format->flags & AV_PIX_FMT_FLAG_BE) ||
693  !HAVE_BIGENDIAN && dst_format->flags & AV_PIX_FMT_FLAG_BE)
694  swap += 2;
695 
696  if ((dst_format->flags & (AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_RGB)) !=
698  av_log(c, AV_LOG_ERROR, "unsupported conversion to planar RGB %s -> %s\n",
699  src_format->name, dst_format->name);
700  return srcSliceH;
701  }
702 
703  for(i=0; i<4; i++) {
704  dst2013[i] += stride2013[i] * srcSliceY / 2;
705  dst1023[i] += stride1023[i] * srcSliceY / 2;
706  }
707 
708  switch (c->srcFormat) {
709  case AV_PIX_FMT_RGB48LE:
710  case AV_PIX_FMT_RGB48BE:
711  case AV_PIX_FMT_RGBA64LE:
712  case AV_PIX_FMT_RGBA64BE:
713  packed16togbra16(src[0], srcStride[0],
714  dst2013, stride2013, srcSliceH, alpha, swap,
715  16 - bpc, c->srcW);
716  break;
717  case AV_PIX_FMT_BGR48LE:
718  case AV_PIX_FMT_BGR48BE:
719  case AV_PIX_FMT_BGRA64LE:
720  case AV_PIX_FMT_BGRA64BE:
721  packed16togbra16(src[0], srcStride[0],
722  dst1023, stride1023, srcSliceH, alpha, swap,
723  16 - bpc, c->srcW);
724  break;
725  default:
726  av_log(c, AV_LOG_ERROR,
727  "unsupported conversion to planar RGB %s -> %s\n",
728  src_format->name, dst_format->name);
729  }
730 
731  return srcSliceH;
732 }
733 
734 static void gbr16ptopacked16(const uint16_t *src[], int srcStride[],
735  uint8_t *dst, int dstStride, int srcSliceH,
736  int alpha, int swap, int bpp, int width)
737 {
738  int x, h, i;
739  int src_alpha = src[3] != NULL;
740  int scale_high = 16 - bpp, scale_low = (bpp - 8) * 2;
741  for (h = 0; h < srcSliceH; h++) {
742  uint16_t *dest = (uint16_t *)(dst + dstStride * h);
743  uint16_t component;
744 
745  switch(swap) {
746  case 3:
747  if (alpha && !src_alpha) {
748  for (x = 0; x < width; x++) {
749  component = av_bswap16(src[0][x]);
750  *dest++ = av_bswap16(component << scale_high | component >> scale_low);
751  component = av_bswap16(src[1][x]);
752  *dest++ = av_bswap16(component << scale_high | component >> scale_low);
753  component = av_bswap16(src[2][x]);
754  *dest++ = av_bswap16(component << scale_high | component >> scale_low);
755  *dest++ = 0xffff;
756  }
757  } else if (alpha && src_alpha) {
758  for (x = 0; x < width; x++) {
759  component = av_bswap16(src[0][x]);
760  *dest++ = av_bswap16(component << scale_high | component >> scale_low);
761  component = av_bswap16(src[1][x]);
762  *dest++ = av_bswap16(component << scale_high | component >> scale_low);
763  component = av_bswap16(src[2][x]);
764  *dest++ = av_bswap16(component << scale_high | component >> scale_low);
765  component = av_bswap16(src[3][x]);
766  *dest++ = av_bswap16(component << scale_high | component >> scale_low);
767  }
768  } else {
769  for (x = 0; x < width; x++) {
770  component = av_bswap16(src[0][x]);
771  *dest++ = av_bswap16(component << scale_high | component >> scale_low);
772  component = av_bswap16(src[1][x]);
773  *dest++ = av_bswap16(component << scale_high | component >> scale_low);
774  component = av_bswap16(src[2][x]);
775  *dest++ = av_bswap16(component << scale_high | component >> scale_low);
776  }
777  }
778  break;
779  case 2:
780  if (alpha && !src_alpha) {
781  for (x = 0; x < width; x++) {
782  *dest++ = av_bswap16(src[0][x] << scale_high | src[0][x] >> scale_low);
783  *dest++ = av_bswap16(src[1][x] << scale_high | src[1][x] >> scale_low);
784  *dest++ = av_bswap16(src[2][x] << scale_high | src[2][x] >> scale_low);
785  *dest++ = 0xffff;
786  }
787  } else if (alpha && src_alpha) {
788  for (x = 0; x < width; x++) {
789  *dest++ = av_bswap16(src[0][x] << scale_high | src[0][x] >> scale_low);
790  *dest++ = av_bswap16(src[1][x] << scale_high | src[1][x] >> scale_low);
791  *dest++ = av_bswap16(src[2][x] << scale_high | src[2][x] >> scale_low);
792  *dest++ = av_bswap16(src[3][x] << scale_high | src[3][x] >> scale_low);
793  }
794  } else {
795  for (x = 0; x < width; x++) {
796  *dest++ = av_bswap16(src[0][x] << scale_high | src[0][x] >> scale_low);
797  *dest++ = av_bswap16(src[1][x] << scale_high | src[1][x] >> scale_low);
798  *dest++ = av_bswap16(src[2][x] << scale_high | src[2][x] >> scale_low);
799  }
800  }
801  break;
802  case 1:
803  if (alpha && !src_alpha) {
804  for (x = 0; x < width; x++) {
805  *dest++ = av_bswap16(src[0][x]) << scale_high | av_bswap16(src[0][x]) >> scale_low;
806  *dest++ = av_bswap16(src[1][x]) << scale_high | av_bswap16(src[1][x]) >> scale_low;
807  *dest++ = av_bswap16(src[2][x]) << scale_high | av_bswap16(src[2][x]) >> scale_low;
808  *dest++ = 0xffff;
809  }
810  } else if (alpha && src_alpha) {
811  for (x = 0; x < width; x++) {
812  *dest++ = av_bswap16(src[0][x]) << scale_high | av_bswap16(src[0][x]) >> scale_low;
813  *dest++ = av_bswap16(src[1][x]) << scale_high | av_bswap16(src[1][x]) >> scale_low;
814  *dest++ = av_bswap16(src[2][x]) << scale_high | av_bswap16(src[2][x]) >> scale_low;
815  *dest++ = av_bswap16(src[3][x]) << scale_high | av_bswap16(src[3][x]) >> scale_low;
816  }
817  } else {
818  for (x = 0; x < width; x++) {
819  *dest++ = av_bswap16(src[0][x]) << scale_high | av_bswap16(src[0][x]) >> scale_low;
820  *dest++ = av_bswap16(src[1][x]) << scale_high | av_bswap16(src[1][x]) >> scale_low;
821  *dest++ = av_bswap16(src[2][x]) << scale_high | av_bswap16(src[2][x]) >> scale_low;
822  }
823  }
824  break;
825  default:
826  if (alpha && !src_alpha) {
827  for (x = 0; x < width; x++) {
828  *dest++ = src[0][x] << scale_high | src[0][x] >> scale_low;
829  *dest++ = src[1][x] << scale_high | src[1][x] >> scale_low;
830  *dest++ = src[2][x] << scale_high | src[2][x] >> scale_low;
831  *dest++ = 0xffff;
832  }
833  } else if (alpha && src_alpha) {
834  for (x = 0; x < width; x++) {
835  *dest++ = src[0][x] << scale_high | src[0][x] >> scale_low;
836  *dest++ = src[1][x] << scale_high | src[1][x] >> scale_low;
837  *dest++ = src[2][x] << scale_high | src[2][x] >> scale_low;
838  *dest++ = src[3][x] << scale_high | src[3][x] >> scale_low;
839  }
840  } else {
841  for (x = 0; x < width; x++) {
842  *dest++ = src[0][x] << scale_high | src[0][x] >> scale_low;
843  *dest++ = src[1][x] << scale_high | src[1][x] >> scale_low;
844  *dest++ = src[2][x] << scale_high | src[2][x] >> scale_low;
845  }
846  }
847  }
848  for (i = 0; i < 3 + src_alpha; i++)
849  src[i] += srcStride[i] >> 1;
850  }
851 }
852 
854  int srcStride[], int srcSliceY, int srcSliceH,
855  uint8_t *dst[], int dstStride[])
856 {
857  const uint16_t *src102[] = { (uint16_t *)src[1], (uint16_t *)src[0], (uint16_t *)src[2], (uint16_t *)src[3] };
858  const uint16_t *src201[] = { (uint16_t *)src[2], (uint16_t *)src[0], (uint16_t *)src[1], (uint16_t *)src[3] };
859  int stride102[] = { srcStride[1], srcStride[0], srcStride[2], srcStride[3] };
860  int stride201[] = { srcStride[2], srcStride[0], srcStride[1], srcStride[3] };
861  const AVPixFmtDescriptor *src_format = av_pix_fmt_desc_get(c->srcFormat);
862  const AVPixFmtDescriptor *dst_format = av_pix_fmt_desc_get(c->dstFormat);
863  int bits_per_sample = src_format->comp[0].depth;
864  int swap = 0;
865  if ( HAVE_BIGENDIAN && !(src_format->flags & AV_PIX_FMT_FLAG_BE) ||
866  !HAVE_BIGENDIAN && src_format->flags & AV_PIX_FMT_FLAG_BE)
867  swap++;
868  if ( HAVE_BIGENDIAN && !(dst_format->flags & AV_PIX_FMT_FLAG_BE) ||
869  !HAVE_BIGENDIAN && dst_format->flags & AV_PIX_FMT_FLAG_BE)
870  swap += 2;
871 
872  if ((src_format->flags & (AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_RGB)) !=
874  bits_per_sample <= 8) {
875  av_log(c, AV_LOG_ERROR, "unsupported planar RGB conversion %s -> %s\n",
876  src_format->name, dst_format->name);
877  return srcSliceH;
878  }
879  switch (c->dstFormat) {
880  case AV_PIX_FMT_BGR48LE:
881  case AV_PIX_FMT_BGR48BE:
882  gbr16ptopacked16(src102, stride102,
883  dst[0] + srcSliceY * dstStride[0], dstStride[0],
884  srcSliceH, 0, swap, bits_per_sample, c->srcW);
885  break;
886  case AV_PIX_FMT_RGB48LE:
887  case AV_PIX_FMT_RGB48BE:
888  gbr16ptopacked16(src201, stride201,
889  dst[0] + srcSliceY * dstStride[0], dstStride[0],
890  srcSliceH, 0, swap, bits_per_sample, c->srcW);
891  break;
892  case AV_PIX_FMT_RGBA64LE:
893  case AV_PIX_FMT_RGBA64BE:
894  gbr16ptopacked16(src201, stride201,
895  dst[0] + srcSliceY * dstStride[0], dstStride[0],
896  srcSliceH, 1, swap, bits_per_sample, c->srcW);
897  break;
898  case AV_PIX_FMT_BGRA64LE:
899  case AV_PIX_FMT_BGRA64BE:
900  gbr16ptopacked16(src102, stride102,
901  dst[0] + srcSliceY * dstStride[0], dstStride[0],
902  srcSliceH, 1, swap, bits_per_sample, c->srcW);
903  break;
904  default:
905  av_log(c, AV_LOG_ERROR,
906  "unsupported planar RGB conversion %s -> %s\n",
907  src_format->name, dst_format->name);
908  }
909 
910  return srcSliceH;
911 }
912 
913 static void gbr24ptopacked24(const uint8_t *src[], int srcStride[],
914  uint8_t *dst, int dstStride, int srcSliceH,
915  int width)
916 {
917  int x, h, i;
918  for (h = 0; h < srcSliceH; h++) {
919  uint8_t *dest = dst + dstStride * h;
920  for (x = 0; x < width; x++) {
921  *dest++ = src[0][x];
922  *dest++ = src[1][x];
923  *dest++ = src[2][x];
924  }
925 
926  for (i = 0; i < 3; i++)
927  src[i] += srcStride[i];
928  }
929 }
930 
931 static void gbr24ptopacked32(const uint8_t *src[], int srcStride[],
932  uint8_t *dst, int dstStride, int srcSliceH,
933  int alpha_first, int width)
934 {
935  int x, h, i;
936  for (h = 0; h < srcSliceH; h++) {
937  uint8_t *dest = dst + dstStride * h;
938 
939  if (alpha_first) {
940  for (x = 0; x < width; x++) {
941  *dest++ = 0xff;
942  *dest++ = src[0][x];
943  *dest++ = src[1][x];
944  *dest++ = src[2][x];
945  }
946  } else {
947  for (x = 0; x < width; x++) {
948  *dest++ = src[0][x];
949  *dest++ = src[1][x];
950  *dest++ = src[2][x];
951  *dest++ = 0xff;
952  }
953  }
954 
955  for (i = 0; i < 3; i++)
956  src[i] += srcStride[i];
957  }
958 }
959 
960 static void gbraptopacked32(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++ = src[3][x];
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++ = src[3][x];
981  }
982  }
983 
984  for (i = 0; i < 4; i++)
985  src[i] += srcStride[i];
986  }
987 }
988 
990  int srcStride[], int srcSliceY, int srcSliceH,
991  uint8_t *dst[], int dstStride[])
992 {
993  int alpha_first = 0;
994  const uint8_t *src102[] = { src[1], src[0], src[2], src[3] };
995  const uint8_t *src201[] = { src[2], src[0], src[1], src[3] };
996  int stride102[] = { srcStride[1], srcStride[0], srcStride[2], srcStride[3] };
997  int stride201[] = { srcStride[2], srcStride[0], srcStride[1], srcStride[3] };
998 
999  if (c->srcFormat != AV_PIX_FMT_GBRAP) {
1000  av_log(c, AV_LOG_ERROR, "unsupported planar RGB conversion %s -> %s\n",
1003  return srcSliceH;
1004  }
1005 
1006  switch (c->dstFormat) {
1007  case AV_PIX_FMT_BGR24:
1008  gbr24ptopacked24(src102, stride102,
1009  dst[0] + srcSliceY * dstStride[0], dstStride[0],
1010  srcSliceH, c->srcW);
1011  break;
1012 
1013  case AV_PIX_FMT_RGB24:
1014  gbr24ptopacked24(src201, stride201,
1015  dst[0] + srcSliceY * dstStride[0], dstStride[0],
1016  srcSliceH, c->srcW);
1017  break;
1018 
1019  case AV_PIX_FMT_ARGB:
1020  alpha_first = 1;
1021  case AV_PIX_FMT_RGBA:
1022  gbraptopacked32(src201, stride201,
1023  dst[0] + srcSliceY * dstStride[0], dstStride[0],
1024  srcSliceH, alpha_first, c->srcW);
1025  break;
1026 
1027  case AV_PIX_FMT_ABGR:
1028  alpha_first = 1;
1029  case AV_PIX_FMT_BGRA:
1030  gbraptopacked32(src102, stride102,
1031  dst[0] + srcSliceY * dstStride[0], dstStride[0],
1032  srcSliceH, alpha_first, c->srcW);
1033  break;
1034 
1035  default:
1036  av_log(c, AV_LOG_ERROR,
1037  "unsupported planar RGB conversion %s -> %s\n",
1040  }
1041 
1042  return srcSliceH;
1043 }
1044 
1046  int srcStride[], int srcSliceY, int srcSliceH,
1047  uint8_t *dst[], int dstStride[])
1048 {
1049  int alpha_first = 0;
1050  const uint8_t *src102[] = { src[1], src[0], src[2] };
1051  const uint8_t *src201[] = { src[2], src[0], src[1] };
1052  int stride102[] = { srcStride[1], srcStride[0], srcStride[2] };
1053  int stride201[] = { srcStride[2], srcStride[0], srcStride[1] };
1054 
1055  if (c->srcFormat != AV_PIX_FMT_GBRP) {
1056  av_log(c, AV_LOG_ERROR, "unsupported planar RGB conversion %s -> %s\n",
1059  return srcSliceH;
1060  }
1061 
1062  switch (c->dstFormat) {
1063  case AV_PIX_FMT_BGR24:
1064  gbr24ptopacked24(src102, stride102,
1065  dst[0] + srcSliceY * dstStride[0], dstStride[0],
1066  srcSliceH, c->srcW);
1067  break;
1068 
1069  case AV_PIX_FMT_RGB24:
1070  gbr24ptopacked24(src201, stride201,
1071  dst[0] + srcSliceY * dstStride[0], dstStride[0],
1072  srcSliceH, c->srcW);
1073  break;
1074 
1075  case AV_PIX_FMT_ARGB:
1076  alpha_first = 1;
1077  case AV_PIX_FMT_RGBA:
1078  gbr24ptopacked32(src201, stride201,
1079  dst[0] + srcSliceY * dstStride[0], dstStride[0],
1080  srcSliceH, alpha_first, c->srcW);
1081  break;
1082 
1083  case AV_PIX_FMT_ABGR:
1084  alpha_first = 1;
1085  case AV_PIX_FMT_BGRA:
1086  gbr24ptopacked32(src102, stride102,
1087  dst[0] + srcSliceY * dstStride[0], dstStride[0],
1088  srcSliceH, alpha_first, c->srcW);
1089  break;
1090 
1091  default:
1092  av_log(c, AV_LOG_ERROR,
1093  "unsupported planar RGB conversion %s -> %s\n",
1096  }
1097 
1098  return srcSliceH;
1099 }
1100 
1102  const uint8_t *src[], int srcStride[],
1103  int srcSliceY, int srcSliceH,
1104  uint8_t *dst[], int dstStride[])
1105 {
1106  copyPlane(src[0], srcStride[0], srcSliceY, srcSliceH, c->srcW,
1107  dst[0], dstStride[0]);
1108  copyPlane(src[1], srcStride[1], srcSliceY, srcSliceH, c->srcW,
1109  dst[1], dstStride[1]);
1110  copyPlane(src[2], srcStride[2], srcSliceY, srcSliceH, c->srcW,
1111  dst[2], dstStride[2]);
1112  if (dst[3])
1113  fillPlane(dst[3], dstStride[3], c->srcW, srcSliceH, srcSliceY, 255);
1114 
1115  return srcSliceH;
1116 }
1117 
1118 static void packedtogbr24p(const uint8_t *src, int srcStride,
1119  uint8_t *dst[], int dstStride[], int srcSliceH,
1120  int alpha_first, int inc_size, int width)
1121 {
1122  uint8_t *dest[3];
1123  int x, h;
1124 
1125  dest[0] = dst[0];
1126  dest[1] = dst[1];
1127  dest[2] = dst[2];
1128 
1129  if (alpha_first)
1130  src++;
1131 
1132  for (h = 0; h < srcSliceH; h++) {
1133  for (x = 0; x < width; x++) {
1134  dest[0][x] = src[0];
1135  dest[1][x] = src[1];
1136  dest[2][x] = src[2];
1137 
1138  src += inc_size;
1139  }
1140  src += srcStride - width * inc_size;
1141  dest[0] += dstStride[0];
1142  dest[1] += dstStride[1];
1143  dest[2] += dstStride[2];
1144  }
1145 }
1146 
1148  int srcStride[], int srcSliceY, int srcSliceH,
1149  uint8_t *dst[], int dstStride[])
1150 {
1151  int alpha_first = 0;
1152  int stride102[] = { dstStride[1], dstStride[0], dstStride[2] };
1153  int stride201[] = { dstStride[2], dstStride[0], dstStride[1] };
1154  uint8_t *dst102[] = { dst[1] + srcSliceY * dstStride[1],
1155  dst[0] + srcSliceY * dstStride[0],
1156  dst[2] + srcSliceY * dstStride[2] };
1157  uint8_t *dst201[] = { dst[2] + srcSliceY * dstStride[2],
1158  dst[0] + srcSliceY * dstStride[0],
1159  dst[1] + srcSliceY * dstStride[1] };
1160 
1161  switch (c->srcFormat) {
1162  case AV_PIX_FMT_RGB24:
1163  packedtogbr24p((const uint8_t *) src[0], srcStride[0], dst201,
1164  stride201, srcSliceH, alpha_first, 3, c->srcW);
1165  break;
1166  case AV_PIX_FMT_BGR24:
1167  packedtogbr24p((const uint8_t *) src[0], srcStride[0], dst102,
1168  stride102, srcSliceH, alpha_first, 3, c->srcW);
1169  break;
1170  case AV_PIX_FMT_ARGB:
1171  alpha_first = 1;
1172  case AV_PIX_FMT_RGBA:
1173  packedtogbr24p((const uint8_t *) src[0], srcStride[0], dst201,
1174  stride201, srcSliceH, alpha_first, 4, c->srcW);
1175  break;
1176  case AV_PIX_FMT_ABGR:
1177  alpha_first = 1;
1178  case AV_PIX_FMT_BGRA:
1179  packedtogbr24p((const uint8_t *) src[0], srcStride[0], dst102,
1180  stride102, srcSliceH, alpha_first, 4, c->srcW);
1181  break;
1182  default:
1183  av_log(c, AV_LOG_ERROR,
1184  "unsupported planar RGB conversion %s -> %s\n",
1187  }
1188 
1189  return srcSliceH;
1190 }
1191 
1192 #define BAYER_GBRG
1193 #define BAYER_8
1194 #define BAYER_RENAME(x) bayer_gbrg8_to_##x
1195 #include "bayer_template.c"
1196 
1197 #define BAYER_GBRG
1198 #define BAYER_16LE
1199 #define BAYER_RENAME(x) bayer_gbrg16le_to_##x
1200 #include "bayer_template.c"
1201 
1202 #define BAYER_GBRG
1203 #define BAYER_16BE
1204 #define BAYER_RENAME(x) bayer_gbrg16be_to_##x
1205 #include "bayer_template.c"
1206 
1207 #define BAYER_GRBG
1208 #define BAYER_8
1209 #define BAYER_RENAME(x) bayer_grbg8_to_##x
1210 #include "bayer_template.c"
1211 
1212 #define BAYER_GRBG
1213 #define BAYER_16LE
1214 #define BAYER_RENAME(x) bayer_grbg16le_to_##x
1215 #include "bayer_template.c"
1216 
1217 #define BAYER_GRBG
1218 #define BAYER_16BE
1219 #define BAYER_RENAME(x) bayer_grbg16be_to_##x
1220 #include "bayer_template.c"
1221 
1222 #define BAYER_BGGR
1223 #define BAYER_8
1224 #define BAYER_RENAME(x) bayer_bggr8_to_##x
1225 #include "bayer_template.c"
1226 
1227 #define BAYER_BGGR
1228 #define BAYER_16LE
1229 #define BAYER_RENAME(x) bayer_bggr16le_to_##x
1230 #include "bayer_template.c"
1231 
1232 #define BAYER_BGGR
1233 #define BAYER_16BE
1234 #define BAYER_RENAME(x) bayer_bggr16be_to_##x
1235 #include "bayer_template.c"
1236 
1237 #define BAYER_RGGB
1238 #define BAYER_8
1239 #define BAYER_RENAME(x) bayer_rggb8_to_##x
1240 #include "bayer_template.c"
1241 
1242 #define BAYER_RGGB
1243 #define BAYER_16LE
1244 #define BAYER_RENAME(x) bayer_rggb16le_to_##x
1245 #include "bayer_template.c"
1246 
1247 #define BAYER_RGGB
1248 #define BAYER_16BE
1249 #define BAYER_RENAME(x) bayer_rggb16be_to_##x
1250 #include "bayer_template.c"
1251 
1252 static int bayer_to_rgb24_wrapper(SwsContext *c, const uint8_t* src[], int srcStride[], int srcSliceY,
1253  int srcSliceH, uint8_t* dst[], int dstStride[])
1254 {
1255  uint8_t *dstPtr= dst[0] + srcSliceY * dstStride[0];
1256  const uint8_t *srcPtr= src[0];
1257  int i;
1258  void (*copy) (const uint8_t *src, int src_stride, uint8_t *dst, int dst_stride, int width);
1259  void (*interpolate)(const uint8_t *src, int src_stride, uint8_t *dst, int dst_stride, int width);
1260 
1261  switch(c->srcFormat) {
1262 #define CASE(pixfmt, prefix) \
1263  case pixfmt: copy = bayer_##prefix##_to_rgb24_copy; \
1264  interpolate = bayer_##prefix##_to_rgb24_interpolate; \
1265  break;
1267  CASE(AV_PIX_FMT_BAYER_BGGR16LE, bggr16le)
1268  CASE(AV_PIX_FMT_BAYER_BGGR16BE, bggr16be)
1270  CASE(AV_PIX_FMT_BAYER_RGGB16LE, rggb16le)
1271  CASE(AV_PIX_FMT_BAYER_RGGB16BE, rggb16be)
1273  CASE(AV_PIX_FMT_BAYER_GBRG16LE, gbrg16le)
1274  CASE(AV_PIX_FMT_BAYER_GBRG16BE, gbrg16be)
1276  CASE(AV_PIX_FMT_BAYER_GRBG16LE, grbg16le)
1277  CASE(AV_PIX_FMT_BAYER_GRBG16BE, grbg16be)
1278 #undef CASE
1279  default: return 0;
1280  }
1281 
1282  av_assert0(srcSliceH > 1);
1283 
1284  copy(srcPtr, srcStride[0], dstPtr, dstStride[0], c->srcW);
1285  srcPtr += 2 * srcStride[0];
1286  dstPtr += 2 * dstStride[0];
1287 
1288  for (i = 2; i < srcSliceH - 2; i += 2) {
1289  interpolate(srcPtr, srcStride[0], dstPtr, dstStride[0], c->srcW);
1290  srcPtr += 2 * srcStride[0];
1291  dstPtr += 2 * dstStride[0];
1292  }
1293 
1294  if (i + 1 == srcSliceH) {
1295  copy(srcPtr, -srcStride[0], dstPtr, -dstStride[0], c->srcW);
1296  } else if (i < srcSliceH)
1297  copy(srcPtr, srcStride[0], dstPtr, dstStride[0], c->srcW);
1298  return srcSliceH;
1299 }
1300 
1301 static int bayer_to_yv12_wrapper(SwsContext *c, const uint8_t* src[], int srcStride[], int srcSliceY,
1302  int srcSliceH, uint8_t* dst[], int dstStride[])
1303 {
1304  const uint8_t *srcPtr= src[0];
1305  uint8_t *dstY= dst[0] + srcSliceY * dstStride[0];
1306  uint8_t *dstU= dst[1] + srcSliceY * dstStride[1] / 2;
1307  uint8_t *dstV= dst[2] + srcSliceY * dstStride[2] / 2;
1308  int i;
1309  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);
1310  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);
1311 
1312  switch(c->srcFormat) {
1313 #define CASE(pixfmt, prefix) \
1314  case pixfmt: copy = bayer_##prefix##_to_yv12_copy; \
1315  interpolate = bayer_##prefix##_to_yv12_interpolate; \
1316  break;
1318  CASE(AV_PIX_FMT_BAYER_BGGR16LE, bggr16le)
1319  CASE(AV_PIX_FMT_BAYER_BGGR16BE, bggr16be)
1321  CASE(AV_PIX_FMT_BAYER_RGGB16LE, rggb16le)
1322  CASE(AV_PIX_FMT_BAYER_RGGB16BE, rggb16be)
1324  CASE(AV_PIX_FMT_BAYER_GBRG16LE, gbrg16le)
1325  CASE(AV_PIX_FMT_BAYER_GBRG16BE, gbrg16be)
1327  CASE(AV_PIX_FMT_BAYER_GRBG16LE, grbg16le)
1328  CASE(AV_PIX_FMT_BAYER_GRBG16BE, grbg16be)
1329 #undef CASE
1330  default: return 0;
1331  }
1332 
1333  av_assert0(srcSliceH > 1);
1334 
1335  copy(srcPtr, srcStride[0], dstY, dstU, dstV, dstStride[0], c->srcW, c->input_rgb2yuv_table);
1336  srcPtr += 2 * srcStride[0];
1337  dstY += 2 * dstStride[0];
1338  dstU += dstStride[1];
1339  dstV += dstStride[1];
1340 
1341  for (i = 2; i < srcSliceH - 2; i += 2) {
1342  interpolate(srcPtr, srcStride[0], dstY, dstU, dstV, dstStride[0], c->srcW, c->input_rgb2yuv_table);
1343  srcPtr += 2 * srcStride[0];
1344  dstY += 2 * dstStride[0];
1345  dstU += dstStride[1];
1346  dstV += dstStride[1];
1347  }
1348 
1349  if (i + 1 == srcSliceH) {
1350  copy(srcPtr, -srcStride[0], dstY, dstU, dstV, -dstStride[0], c->srcW, c->input_rgb2yuv_table);
1351  } else if (i < srcSliceH)
1352  copy(srcPtr, srcStride[0], dstY, dstU, dstV, dstStride[0], c->srcW, c->input_rgb2yuv_table);
1353  return srcSliceH;
1354 }
1355 
1356 #define isRGBA32(x) ( \
1357  (x) == AV_PIX_FMT_ARGB \
1358  || (x) == AV_PIX_FMT_RGBA \
1359  || (x) == AV_PIX_FMT_BGRA \
1360  || (x) == AV_PIX_FMT_ABGR \
1361  )
1362 
1363 #define isRGBA64(x) ( \
1364  (x) == AV_PIX_FMT_RGBA64LE \
1365  || (x) == AV_PIX_FMT_RGBA64BE \
1366  || (x) == AV_PIX_FMT_BGRA64LE \
1367  || (x) == AV_PIX_FMT_BGRA64BE \
1368  )
1369 
1370 #define isRGB48(x) ( \
1371  (x) == AV_PIX_FMT_RGB48LE \
1372  || (x) == AV_PIX_FMT_RGB48BE \
1373  || (x) == AV_PIX_FMT_BGR48LE \
1374  || (x) == AV_PIX_FMT_BGR48BE \
1375  )
1376 
1377 /* {RGB,BGR}{15,16,24,32,32_1} -> {RGB,BGR}{15,16,24,32} */
1378 typedef void (* rgbConvFn) (const uint8_t *, uint8_t *, int);
1380 {
1381  const enum AVPixelFormat srcFormat = c->srcFormat;
1382  const enum AVPixelFormat dstFormat = c->dstFormat;
1383  const int srcId = c->srcFormatBpp;
1384  const int dstId = c->dstFormatBpp;
1385  rgbConvFn conv = NULL;
1386 
1387 #define IS_NOT_NE(bpp, desc) \
1388  (((bpp + 7) >> 3) == 2 && \
1389  (!(desc->flags & AV_PIX_FMT_FLAG_BE) != !HAVE_BIGENDIAN))
1390 
1391 #define CONV_IS(src, dst) (srcFormat == AV_PIX_FMT_##src && dstFormat == AV_PIX_FMT_##dst)
1392 
1393  if (isRGBA32(srcFormat) && isRGBA32(dstFormat)) {
1394  if ( CONV_IS(ABGR, RGBA)
1395  || CONV_IS(ARGB, BGRA)
1396  || CONV_IS(BGRA, ARGB)
1397  || CONV_IS(RGBA, ABGR)) conv = shuffle_bytes_3210;
1398  else if (CONV_IS(ABGR, ARGB)
1399  || CONV_IS(ARGB, ABGR)) conv = shuffle_bytes_0321;
1400  else if (CONV_IS(ABGR, BGRA)
1401  || CONV_IS(ARGB, RGBA)) conv = shuffle_bytes_1230;
1402  else if (CONV_IS(BGRA, RGBA)
1403  || CONV_IS(RGBA, BGRA)) conv = shuffle_bytes_2103;
1404  else if (CONV_IS(BGRA, ABGR)
1405  || CONV_IS(RGBA, ARGB)) conv = shuffle_bytes_3012;
1406  } else if (isRGB48(srcFormat) && isRGB48(dstFormat)) {
1407  if (CONV_IS(RGB48LE, BGR48LE)
1408  || CONV_IS(BGR48LE, RGB48LE)
1409  || CONV_IS(RGB48BE, BGR48BE)
1410  || CONV_IS(BGR48BE, RGB48BE)) conv = rgb48tobgr48_nobswap;
1411  else if (CONV_IS(RGB48LE, BGR48BE)
1412  || CONV_IS(BGR48LE, RGB48BE)
1413  || CONV_IS(RGB48BE, BGR48LE)
1414  || CONV_IS(BGR48BE, RGB48LE)) conv = rgb48tobgr48_bswap;
1415  } else if (isRGB48(srcFormat) && isRGBA64(dstFormat)) {
1416  if (CONV_IS(RGB48LE, BGRA64LE)
1417  || CONV_IS(BGR48LE, RGBA64LE)
1418  || CONV_IS(RGB48BE, BGRA64BE)
1419  || CONV_IS(BGR48BE, RGBA64BE)) conv = rgb48tobgr64_nobswap;
1420  else if (CONV_IS(RGB48LE, BGRA64BE)
1421  || CONV_IS(BGR48LE, RGBA64BE)
1422  || CONV_IS(RGB48BE, BGRA64LE)
1423  || CONV_IS(BGR48BE, RGBA64LE)) conv = rgb48tobgr64_bswap;
1424  if (CONV_IS(RGB48LE, RGBA64LE)
1425  || CONV_IS(BGR48LE, BGRA64LE)
1426  || CONV_IS(RGB48BE, RGBA64BE)
1427  || CONV_IS(BGR48BE, BGRA64BE)) conv = rgb48to64_nobswap;
1428  else if (CONV_IS(RGB48LE, RGBA64BE)
1429  || CONV_IS(BGR48LE, BGRA64BE)
1430  || CONV_IS(RGB48BE, RGBA64LE)
1431  || CONV_IS(BGR48BE, BGRA64LE)) conv = rgb48to64_bswap;
1432  } else if (isRGBA64(srcFormat) && isRGB48(dstFormat)) {
1433  if (CONV_IS(RGBA64LE, BGR48LE)
1434  || CONV_IS(BGRA64LE, RGB48LE)
1435  || CONV_IS(RGBA64BE, BGR48BE)
1436  || CONV_IS(BGRA64BE, RGB48BE)) conv = rgb64tobgr48_nobswap;
1437  else if (CONV_IS(RGBA64LE, BGR48BE)
1438  || CONV_IS(BGRA64LE, RGB48BE)
1439  || CONV_IS(RGBA64BE, BGR48LE)
1440  || CONV_IS(BGRA64BE, RGB48LE)) conv = rgb64tobgr48_bswap;
1441  else if (CONV_IS(RGBA64LE, RGB48LE)
1442  || CONV_IS(BGRA64LE, BGR48LE)
1443  || CONV_IS(RGBA64BE, RGB48BE)
1444  || CONV_IS(BGRA64BE, BGR48BE)) conv = rgb64to48_nobswap;
1445  else if (CONV_IS(RGBA64LE, RGB48BE)
1446  || CONV_IS(BGRA64LE, BGR48BE)
1447  || CONV_IS(RGBA64BE, RGB48LE)
1448  || CONV_IS(BGRA64BE, BGR48LE)) conv = rgb64to48_bswap;
1449  } else
1450  /* BGR -> BGR */
1451  if ((isBGRinInt(srcFormat) && isBGRinInt(dstFormat)) ||
1452  (isRGBinInt(srcFormat) && isRGBinInt(dstFormat))) {
1453  switch (srcId | (dstId << 16)) {
1454  case 0x000F000C: conv = rgb12to15; break;
1455  case 0x000F0010: conv = rgb16to15; break;
1456  case 0x000F0018: conv = rgb24to15; break;
1457  case 0x000F0020: conv = rgb32to15; break;
1458  case 0x0010000F: conv = rgb15to16; break;
1459  case 0x00100018: conv = rgb24to16; break;
1460  case 0x00100020: conv = rgb32to16; break;
1461  case 0x0018000F: conv = rgb15to24; break;
1462  case 0x00180010: conv = rgb16to24; break;
1463  case 0x00180020: conv = rgb32to24; break;
1464  case 0x0020000F: conv = rgb15to32; break;
1465  case 0x00200010: conv = rgb16to32; break;
1466  case 0x00200018: conv = rgb24to32; break;
1467  }
1468  } else if ((isBGRinInt(srcFormat) && isRGBinInt(dstFormat)) ||
1469  (isRGBinInt(srcFormat) && isBGRinInt(dstFormat))) {
1470  switch (srcId | (dstId << 16)) {
1471  case 0x000C000C: conv = rgb12tobgr12; break;
1472  case 0x000F000F: conv = rgb15tobgr15; break;
1473  case 0x000F0010: conv = rgb16tobgr15; break;
1474  case 0x000F0018: conv = rgb24tobgr15; break;
1475  case 0x000F0020: conv = rgb32tobgr15; break;
1476  case 0x0010000F: conv = rgb15tobgr16; break;
1477  case 0x00100010: conv = rgb16tobgr16; break;
1478  case 0x00100018: conv = rgb24tobgr16; break;
1479  case 0x00100020: conv = rgb32tobgr16; break;
1480  case 0x0018000F: conv = rgb15tobgr24; break;
1481  case 0x00180010: conv = rgb16tobgr24; break;
1482  case 0x00180018: conv = rgb24tobgr24; break;
1483  case 0x00180020: conv = rgb32tobgr24; break;
1484  case 0x0020000F: conv = rgb15tobgr32; break;
1485  case 0x00200010: conv = rgb16tobgr32; break;
1486  case 0x00200018: conv = rgb24tobgr32; break;
1487  }
1488  }
1489 
1490  if ((dstFormat == AV_PIX_FMT_RGB32_1 || dstFormat == AV_PIX_FMT_BGR32_1) && !isRGBA32(srcFormat) && ALT32_CORR<0)
1491  return NULL;
1492 
1493  // Maintain symmetry between endianness
1494  if (c->flags & SWS_BITEXACT)
1495  if ((dstFormat == AV_PIX_FMT_RGB32 || dstFormat == AV_PIX_FMT_BGR32 ) && !isRGBA32(srcFormat) && ALT32_CORR>0)
1496  return NULL;
1497 
1498  return conv;
1499 }
1500 
1501 /* {RGB,BGR}{15,16,24,32,32_1} -> {RGB,BGR}{15,16,24,32} */
1502 static int rgbToRgbWrapper(SwsContext *c, const uint8_t *src[], int srcStride[],
1503  int srcSliceY, int srcSliceH, uint8_t *dst[],
1504  int dstStride[])
1505 
1506 {
1507  const enum AVPixelFormat srcFormat = c->srcFormat;
1508  const enum AVPixelFormat dstFormat = c->dstFormat;
1509  const AVPixFmtDescriptor *desc_src = av_pix_fmt_desc_get(c->srcFormat);
1510  const AVPixFmtDescriptor *desc_dst = av_pix_fmt_desc_get(c->dstFormat);
1511  const int srcBpp = (c->srcFormatBpp + 7) >> 3;
1512  const int dstBpp = (c->dstFormatBpp + 7) >> 3;
1514 
1515  if (!conv) {
1516  av_log(c, AV_LOG_ERROR, "internal error %s -> %s converter\n",
1517  av_get_pix_fmt_name(srcFormat), av_get_pix_fmt_name(dstFormat));
1518  } else {
1519  const uint8_t *srcPtr = src[0];
1520  uint8_t *dstPtr = dst[0];
1521  int src_bswap = IS_NOT_NE(c->srcFormatBpp, desc_src);
1522  int dst_bswap = IS_NOT_NE(c->dstFormatBpp, desc_dst);
1523 
1524  if ((srcFormat == AV_PIX_FMT_RGB32_1 || srcFormat == AV_PIX_FMT_BGR32_1) &&
1525  !isRGBA32(dstFormat))
1526  srcPtr += ALT32_CORR;
1527 
1528  if ((dstFormat == AV_PIX_FMT_RGB32_1 || dstFormat == AV_PIX_FMT_BGR32_1) &&
1529  !isRGBA32(srcFormat)) {
1530  int i;
1531  av_assert0(ALT32_CORR == 1);
1532  for (i = 0; i < srcSliceH; i++)
1533  dstPtr[dstStride[0] * (srcSliceY + i)] = 255;
1534  dstPtr += ALT32_CORR;
1535  }
1536 
1537  if (dstStride[0] * srcBpp == srcStride[0] * dstBpp && srcStride[0] > 0 &&
1538  !(srcStride[0] % srcBpp) && !dst_bswap && !src_bswap)
1539  conv(srcPtr, dstPtr + dstStride[0] * srcSliceY,
1540  (srcSliceH - 1) * srcStride[0] + c->srcW * srcBpp);
1541  else {
1542  int i, j;
1543  dstPtr += dstStride[0] * srcSliceY;
1544 
1545  for (i = 0; i < srcSliceH; i++) {
1546  if(src_bswap) {
1547  for(j=0; j<c->srcW; j++)
1548  ((uint16_t*)c->formatConvBuffer)[j] = av_bswap16(((uint16_t*)srcPtr)[j]);
1549  conv(c->formatConvBuffer, dstPtr, c->srcW * srcBpp);
1550  }else
1551  conv(srcPtr, dstPtr, c->srcW * srcBpp);
1552  if(dst_bswap)
1553  for(j=0; j<c->srcW; j++)
1554  ((uint16_t*)dstPtr)[j] = av_bswap16(((uint16_t*)dstPtr)[j]);
1555  srcPtr += srcStride[0];
1556  dstPtr += dstStride[0];
1557  }
1558  }
1559  }
1560  return srcSliceH;
1561 }
1562 
1564  int srcStride[], int srcSliceY, int srcSliceH,
1565  uint8_t *dst[], int dstStride[])
1566 {
1568  src[0],
1569  dst[0] + srcSliceY * dstStride[0],
1570  dst[1] + (srcSliceY >> 1) * dstStride[1],
1571  dst[2] + (srcSliceY >> 1) * dstStride[2],
1572  c->srcW, srcSliceH,
1573  dstStride[0], dstStride[1], srcStride[0],
1574  c->input_rgb2yuv_table);
1575  if (dst[3])
1576  fillPlane(dst[3], dstStride[3], c->srcW, srcSliceH, srcSliceY, 255);
1577  return srcSliceH;
1578 }
1579 
1580 static int yvu9ToYv12Wrapper(SwsContext *c, const uint8_t *src[],
1581  int srcStride[], int srcSliceY, int srcSliceH,
1582  uint8_t *dst[], int dstStride[])
1583 {
1584  copyPlane(src[0], srcStride[0], srcSliceY, srcSliceH, c->srcW,
1585  dst[0], dstStride[0]);
1586 
1587  planar2x(src[1], dst[1] + dstStride[1] * (srcSliceY >> 1), c->chrSrcW,
1588  srcSliceH >> 2, srcStride[1], dstStride[1]);
1589  planar2x(src[2], dst[2] + dstStride[2] * (srcSliceY >> 1), c->chrSrcW,
1590  srcSliceH >> 2, srcStride[2], dstStride[2]);
1591  if (dst[3])
1592  fillPlane(dst[3], dstStride[3], c->srcW, srcSliceH, srcSliceY, 255);
1593  return srcSliceH;
1594 }
1595 
1597  int srcStride[], int srcSliceY,
1598  int srcSliceH, uint8_t *dst[], int dstStride[])
1599 {
1600  int y, x;
1601  ptrdiff_t dstStrideFloat = dstStride[0] >> 2;
1602  const uint8_t *srcPtr = src[0];
1603  float *dstPtr = (float *)(dst[0] + dstStride[0] * srcSliceY);
1604 
1605  for (y = 0; y < srcSliceH; ++y){
1606  for (x = 0; x < c->srcW; ++x){
1607  dstPtr[x] = c->uint2float_lut[srcPtr[x]];
1608  }
1609  srcPtr += srcStride[0];
1610  dstPtr += dstStrideFloat;
1611  }
1612 
1613  return srcSliceH;
1614 }
1615 
1617  int srcStride[], int srcSliceY,
1618  int srcSliceH, uint8_t* dst[], int dstStride[])
1619 {
1620  int y, x;
1621  ptrdiff_t srcStrideFloat = srcStride[0] >> 2;
1622  const float *srcPtr = (const float *)src[0];
1623  uint8_t *dstPtr = dst[0] + dstStride[0] * srcSliceY;
1624 
1625  for (y = 0; y < srcSliceH; ++y){
1626  for (x = 0; x < c->srcW; ++x){
1627  dstPtr[x] = av_clip_uint8(lrintf(255.0f * srcPtr[x]));
1628  }
1629  srcPtr += srcStrideFloat;
1630  dstPtr += dstStride[0];
1631  }
1632 
1633  return srcSliceH;
1634 }
1635 
1636 /* unscaled copy like stuff (assumes nearly identical formats) */
1637 static int packedCopyWrapper(SwsContext *c, const uint8_t *src[],
1638  int srcStride[], int srcSliceY, int srcSliceH,
1639  uint8_t *dst[], int dstStride[])
1640 {
1641  if (dstStride[0] == srcStride[0] && srcStride[0] > 0)
1642  memcpy(dst[0] + dstStride[0] * srcSliceY, src[0], srcSliceH * dstStride[0]);
1643  else {
1644  int i;
1645  const uint8_t *srcPtr = src[0];
1646  uint8_t *dstPtr = dst[0] + dstStride[0] * srcSliceY;
1647  int length = 0;
1648 
1649  /* universal length finder */
1650  while (length + c->srcW <= FFABS(dstStride[0]) &&
1651  length + c->srcW <= FFABS(srcStride[0]))
1652  length += c->srcW;
1653  av_assert1(length != 0);
1654 
1655  for (i = 0; i < srcSliceH; i++) {
1656  memcpy(dstPtr, srcPtr, length);
1657  srcPtr += srcStride[0];
1658  dstPtr += dstStride[0];
1659  }
1660  }
1661  return srcSliceH;
1662 }
1663 
1664 #define DITHER_COPY(dst, dstStride, src, srcStride, bswap, dbswap)\
1665  unsigned shift= src_depth-dst_depth, tmp;\
1666  if (c->dither == SWS_DITHER_NONE) {\
1667  for (i = 0; i < height; i++) {\
1668  for (j = 0; j < length-7; j+=8) {\
1669  dst[j+0] = dbswap(bswap(src[j+0])>>shift);\
1670  dst[j+1] = dbswap(bswap(src[j+1])>>shift);\
1671  dst[j+2] = dbswap(bswap(src[j+2])>>shift);\
1672  dst[j+3] = dbswap(bswap(src[j+3])>>shift);\
1673  dst[j+4] = dbswap(bswap(src[j+4])>>shift);\
1674  dst[j+5] = dbswap(bswap(src[j+5])>>shift);\
1675  dst[j+6] = dbswap(bswap(src[j+6])>>shift);\
1676  dst[j+7] = dbswap(bswap(src[j+7])>>shift);\
1677  }\
1678  for (; j < length; j++) {\
1679  dst[j] = dbswap(bswap(src[j])>>shift);\
1680  }\
1681  dst += dstStride;\
1682  src += srcStride;\
1683  }\
1684  } else if (shiftonly) {\
1685  for (i = 0; i < height; i++) {\
1686  const uint8_t *dither= dithers[shift-1][i&7];\
1687  for (j = 0; j < length-7; j+=8) {\
1688  tmp = (bswap(src[j+0]) + dither[0])>>shift; dst[j+0] = dbswap(tmp - (tmp>>dst_depth));\
1689  tmp = (bswap(src[j+1]) + dither[1])>>shift; dst[j+1] = dbswap(tmp - (tmp>>dst_depth));\
1690  tmp = (bswap(src[j+2]) + dither[2])>>shift; dst[j+2] = dbswap(tmp - (tmp>>dst_depth));\
1691  tmp = (bswap(src[j+3]) + dither[3])>>shift; dst[j+3] = dbswap(tmp - (tmp>>dst_depth));\
1692  tmp = (bswap(src[j+4]) + dither[4])>>shift; dst[j+4] = dbswap(tmp - (tmp>>dst_depth));\
1693  tmp = (bswap(src[j+5]) + dither[5])>>shift; dst[j+5] = dbswap(tmp - (tmp>>dst_depth));\
1694  tmp = (bswap(src[j+6]) + dither[6])>>shift; dst[j+6] = dbswap(tmp - (tmp>>dst_depth));\
1695  tmp = (bswap(src[j+7]) + dither[7])>>shift; dst[j+7] = dbswap(tmp - (tmp>>dst_depth));\
1696  }\
1697  for (; j < length; j++) {\
1698  tmp = (bswap(src[j]) + dither[j&7])>>shift; dst[j] = dbswap(tmp - (tmp>>dst_depth));\
1699  }\
1700  dst += dstStride;\
1701  src += srcStride;\
1702  }\
1703  } else {\
1704  for (i = 0; i < height; i++) {\
1705  const uint8_t *dither= dithers[shift-1][i&7];\
1706  for (j = 0; j < length-7; j+=8) {\
1707  tmp = bswap(src[j+0]); dst[j+0] = dbswap((tmp - (tmp>>dst_depth) + dither[0])>>shift);\
1708  tmp = bswap(src[j+1]); dst[j+1] = dbswap((tmp - (tmp>>dst_depth) + dither[1])>>shift);\
1709  tmp = bswap(src[j+2]); dst[j+2] = dbswap((tmp - (tmp>>dst_depth) + dither[2])>>shift);\
1710  tmp = bswap(src[j+3]); dst[j+3] = dbswap((tmp - (tmp>>dst_depth) + dither[3])>>shift);\
1711  tmp = bswap(src[j+4]); dst[j+4] = dbswap((tmp - (tmp>>dst_depth) + dither[4])>>shift);\
1712  tmp = bswap(src[j+5]); dst[j+5] = dbswap((tmp - (tmp>>dst_depth) + dither[5])>>shift);\
1713  tmp = bswap(src[j+6]); dst[j+6] = dbswap((tmp - (tmp>>dst_depth) + dither[6])>>shift);\
1714  tmp = bswap(src[j+7]); dst[j+7] = dbswap((tmp - (tmp>>dst_depth) + dither[7])>>shift);\
1715  }\
1716  for (; j < length; j++) {\
1717  tmp = bswap(src[j]); dst[j] = dbswap((tmp - (tmp>>dst_depth) + dither[j&7])>>shift);\
1718  }\
1719  dst += dstStride;\
1720  src += srcStride;\
1721  }\
1722  }
1723 
1724 static int planarCopyWrapper(SwsContext *c, const uint8_t *src[],
1725  int srcStride[], int srcSliceY, int srcSliceH,
1726  uint8_t *dst[], int dstStride[])
1727 {
1728  const AVPixFmtDescriptor *desc_src = av_pix_fmt_desc_get(c->srcFormat);
1729  const AVPixFmtDescriptor *desc_dst = av_pix_fmt_desc_get(c->dstFormat);
1730  int plane, i, j;
1731  for (plane = 0; plane < 4; plane++) {
1732  int length = (plane == 0 || plane == 3) ? c->srcW : AV_CEIL_RSHIFT(c->srcW, c->chrDstHSubSample);
1733  int y = (plane == 0 || plane == 3) ? srcSliceY: AV_CEIL_RSHIFT(srcSliceY, c->chrDstVSubSample);
1734  int height = (plane == 0 || plane == 3) ? srcSliceH: AV_CEIL_RSHIFT(srcSliceH, c->chrDstVSubSample);
1735  const uint8_t *srcPtr = src[plane];
1736  uint8_t *dstPtr = dst[plane] + dstStride[plane] * y;
1737  int shiftonly = plane == 1 || plane == 2 || (!c->srcRange && plane == 0);
1738 
1739  if (!dst[plane])
1740  continue;
1741  // ignore palette for GRAY8
1742  if (plane == 1 && !dst[2]) continue;
1743  if (!src[plane] || (plane == 1 && !src[2])) {
1744  if (is16BPS(c->dstFormat) || isNBPS(c->dstFormat)) {
1745  fillPlane16(dst[plane], dstStride[plane], length, height, y,
1746  plane == 3, desc_dst->comp[plane].depth,
1747  isBE(c->dstFormat));
1748  } else {
1749  fillPlane(dst[plane], dstStride[plane], length, height, y,
1750  (plane == 3) ? 255 : 128);
1751  }
1752  } else {
1753  if(isNBPS(c->srcFormat) || isNBPS(c->dstFormat)
1754  || (is16BPS(c->srcFormat) != is16BPS(c->dstFormat))
1755  ) {
1756  const int src_depth = desc_src->comp[plane].depth;
1757  const int dst_depth = desc_dst->comp[plane].depth;
1758  const uint16_t *srcPtr2 = (const uint16_t *) srcPtr;
1759  uint16_t *dstPtr2 = (uint16_t*)dstPtr;
1760 
1761  if (dst_depth == 8) {
1762  if(isBE(c->srcFormat) == HAVE_BIGENDIAN){
1763  DITHER_COPY(dstPtr, dstStride[plane], srcPtr2, srcStride[plane]/2, , )
1764  } else {
1765  DITHER_COPY(dstPtr, dstStride[plane], srcPtr2, srcStride[plane]/2, av_bswap16, )
1766  }
1767  } else if (src_depth == 8) {
1768  for (i = 0; i < height; i++) {
1769  #define COPY816(w)\
1770  if (shiftonly) {\
1771  for (j = 0; j < length; j++)\
1772  w(&dstPtr2[j], srcPtr[j]<<(dst_depth-8));\
1773  } else {\
1774  for (j = 0; j < length; j++)\
1775  w(&dstPtr2[j], (srcPtr[j]<<(dst_depth-8)) |\
1776  (srcPtr[j]>>(2*8-dst_depth)));\
1777  }
1778  if(isBE(c->dstFormat)){
1779  COPY816(AV_WB16)
1780  } else {
1781  COPY816(AV_WL16)
1782  }
1783  dstPtr2 += dstStride[plane]/2;
1784  srcPtr += srcStride[plane];
1785  }
1786  } else if (src_depth <= dst_depth) {
1787  for (i = 0; i < height; i++) {
1788  j = 0;
1789  if(isBE(c->srcFormat) == HAVE_BIGENDIAN &&
1790  isBE(c->dstFormat) == HAVE_BIGENDIAN &&
1791  shiftonly) {
1792  unsigned shift = dst_depth - src_depth;
1793 #if HAVE_FAST_64BIT
1794 #define FAST_COPY_UP(shift) \
1795  for (; j < length - 3; j += 4) { \
1796  uint64_t v = AV_RN64A(srcPtr2 + j); \
1797  AV_WN64A(dstPtr2 + j, v << shift); \
1798  }
1799 #else
1800 #define FAST_COPY_UP(shift) \
1801  for (; j < length - 1; j += 2) { \
1802  uint32_t v = AV_RN32A(srcPtr2 + j); \
1803  AV_WN32A(dstPtr2 + j, v << shift); \
1804  }
1805 #endif
1806  switch (shift)
1807  {
1808  case 6: FAST_COPY_UP(6); break;
1809  case 7: FAST_COPY_UP(7); break;
1810  }
1811  }
1812 #define COPY_UP(r,w) \
1813  if(shiftonly){\
1814  for (; j < length; j++){ \
1815  unsigned int v= r(&srcPtr2[j]);\
1816  w(&dstPtr2[j], v<<(dst_depth-src_depth));\
1817  }\
1818  }else{\
1819  for (; j < length; j++){ \
1820  unsigned int v= r(&srcPtr2[j]);\
1821  w(&dstPtr2[j], (v<<(dst_depth-src_depth)) | \
1822  (v>>(2*src_depth-dst_depth)));\
1823  }\
1824  }
1825  if(isBE(c->srcFormat)){
1826  if(isBE(c->dstFormat)){
1828  } else {
1830  }
1831  } else {
1832  if(isBE(c->dstFormat)){
1834  } else {
1836  }
1837  }
1838  dstPtr2 += dstStride[plane]/2;
1839  srcPtr2 += srcStride[plane]/2;
1840  }
1841  } else {
1842  if(isBE(c->srcFormat) == HAVE_BIGENDIAN){
1843  if(isBE(c->dstFormat) == HAVE_BIGENDIAN){
1844  DITHER_COPY(dstPtr2, dstStride[plane]/2, srcPtr2, srcStride[plane]/2, , )
1845  } else {
1846  DITHER_COPY(dstPtr2, dstStride[plane]/2, srcPtr2, srcStride[plane]/2, , av_bswap16)
1847  }
1848  }else{
1849  if(isBE(c->dstFormat) == HAVE_BIGENDIAN){
1850  DITHER_COPY(dstPtr2, dstStride[plane]/2, srcPtr2, srcStride[plane]/2, av_bswap16, )
1851  } else {
1852  DITHER_COPY(dstPtr2, dstStride[plane]/2, srcPtr2, srcStride[plane]/2, av_bswap16, av_bswap16)
1853  }
1854  }
1855  }
1856  } else if (is16BPS(c->srcFormat) && is16BPS(c->dstFormat) &&
1857  isBE(c->srcFormat) != isBE(c->dstFormat)) {
1858 
1859  for (i = 0; i < height; i++) {
1860  for (j = 0; j < length; j++)
1861  ((uint16_t *) dstPtr)[j] = av_bswap16(((const uint16_t *) srcPtr)[j]);
1862  srcPtr += srcStride[plane];
1863  dstPtr += dstStride[plane];
1864  }
1865  } else if (isFloat(c->srcFormat) && isFloat(c->dstFormat) &&
1866  isBE(c->srcFormat) != isBE(c->dstFormat)) { /* swap float plane */
1867  for (i = 0; i < height; i++) {
1868  for (j = 0; j < length; j++)
1869  ((uint32_t *) dstPtr)[j] = av_bswap32(((const uint32_t *) srcPtr)[j]);
1870  srcPtr += srcStride[plane];
1871  dstPtr += dstStride[plane];
1872  }
1873  } else if (dstStride[plane] == srcStride[plane] &&
1874  srcStride[plane] > 0 && srcStride[plane] == length) {
1875  memcpy(dst[plane] + dstStride[plane] * y, src[plane],
1876  height * dstStride[plane]);
1877  } else {
1878  if (is16BPS(c->srcFormat) && is16BPS(c->dstFormat))
1879  length *= 2;
1880  else if (desc_src->comp[0].depth == 1)
1881  length >>= 3; // monowhite/black
1882  for (i = 0; i < height; i++) {
1883  memcpy(dstPtr, srcPtr, length);
1884  srcPtr += srcStride[plane];
1885  dstPtr += dstStride[plane];
1886  }
1887  }
1888  }
1889  }
1890  return srcSliceH;
1891 }
1892 
1893 
1894 #define IS_DIFFERENT_ENDIANESS(src_fmt, dst_fmt, pix_fmt) \
1895  ((src_fmt == pix_fmt ## BE && dst_fmt == pix_fmt ## LE) || \
1896  (src_fmt == pix_fmt ## LE && dst_fmt == pix_fmt ## BE))
1897 
1898 
1900 {
1901  const enum AVPixelFormat srcFormat = c->srcFormat;
1902  const enum AVPixelFormat dstFormat = c->dstFormat;
1903  const int flags = c->flags;
1904  const int dstH = c->dstH;
1905  int needsDither;
1906 
1907  needsDither = isAnyRGB(dstFormat) &&
1908  c->dstFormatBpp < 24 &&
1909  (c->dstFormatBpp < c->srcFormatBpp || (!isAnyRGB(srcFormat)));
1910 
1911  /* yv12_to_nv12 */
1912  if ((srcFormat == AV_PIX_FMT_YUV420P || srcFormat == AV_PIX_FMT_YUVA420P) &&
1913  (dstFormat == AV_PIX_FMT_NV12 || dstFormat == AV_PIX_FMT_NV21)) {
1915  }
1916  /* yv24_to_nv24 */
1917  if ((srcFormat == AV_PIX_FMT_YUV444P || srcFormat == AV_PIX_FMT_YUVA444P) &&
1918  (dstFormat == AV_PIX_FMT_NV24 || dstFormat == AV_PIX_FMT_NV42)) {
1920  }
1921  /* nv12_to_yv12 */
1922  if (dstFormat == AV_PIX_FMT_YUV420P &&
1923  (srcFormat == AV_PIX_FMT_NV12 || srcFormat == AV_PIX_FMT_NV21)) {
1925  }
1926  /* nv24_to_yv24 */
1927  if (dstFormat == AV_PIX_FMT_YUV444P &&
1928  (srcFormat == AV_PIX_FMT_NV24 || srcFormat == AV_PIX_FMT_NV42)) {
1930  }
1931  /* yuv2bgr */
1932  if ((srcFormat == AV_PIX_FMT_YUV420P || srcFormat == AV_PIX_FMT_YUV422P ||
1933  srcFormat == AV_PIX_FMT_YUVA420P) && isAnyRGB(dstFormat) &&
1934  !(flags & SWS_ACCURATE_RND) && (c->dither == SWS_DITHER_BAYER || c->dither == SWS_DITHER_AUTO) && !(dstH & 1)) {
1936  }
1937  /* yuv420p1x_to_p01x */
1938  if ((srcFormat == AV_PIX_FMT_YUV420P10 || srcFormat == AV_PIX_FMT_YUVA420P10 ||
1939  srcFormat == AV_PIX_FMT_YUV420P12 ||
1940  srcFormat == AV_PIX_FMT_YUV420P14 ||
1941  srcFormat == AV_PIX_FMT_YUV420P16 || srcFormat == AV_PIX_FMT_YUVA420P16) &&
1942  (dstFormat == AV_PIX_FMT_P010 || dstFormat == AV_PIX_FMT_P016)) {
1944  }
1945  /* yuv420p_to_p01xle */
1946  if ((srcFormat == AV_PIX_FMT_YUV420P || srcFormat == AV_PIX_FMT_YUVA420P) &&
1947  (dstFormat == AV_PIX_FMT_P010LE || dstFormat == AV_PIX_FMT_P016LE)) {
1949  }
1950 
1951  if (srcFormat == AV_PIX_FMT_YUV410P && !(dstH & 3) &&
1952  (dstFormat == AV_PIX_FMT_YUV420P || dstFormat == AV_PIX_FMT_YUVA420P) &&
1953  !(flags & SWS_BITEXACT)) {
1955  }
1956 
1957  /* bgr24toYV12 */
1958  if (srcFormat == AV_PIX_FMT_BGR24 &&
1959  (dstFormat == AV_PIX_FMT_YUV420P || dstFormat == AV_PIX_FMT_YUVA420P) &&
1960  !(flags & SWS_ACCURATE_RND))
1962 
1963  /* RGB/BGR -> RGB/BGR (no dither needed forms) */
1964  if (isAnyRGB(srcFormat) && isAnyRGB(dstFormat) && findRgbConvFn(c)
1965  && (!needsDither || (c->flags&(SWS_FAST_BILINEAR|SWS_POINT))))
1966  c->swscale = rgbToRgbWrapper;
1967 
1968  /* RGB to planar RGB */
1969  if ((srcFormat == AV_PIX_FMT_GBRP && dstFormat == AV_PIX_FMT_GBRAP) ||
1970  (srcFormat == AV_PIX_FMT_GBRAP && dstFormat == AV_PIX_FMT_GBRP))
1972 
1973 #define isByteRGB(f) ( \
1974  f == AV_PIX_FMT_RGB32 || \
1975  f == AV_PIX_FMT_RGB32_1 || \
1976  f == AV_PIX_FMT_RGB24 || \
1977  f == AV_PIX_FMT_BGR32 || \
1978  f == AV_PIX_FMT_BGR32_1 || \
1979  f == AV_PIX_FMT_BGR24)
1980 
1981  if (srcFormat == AV_PIX_FMT_GBRP && isPlanar(srcFormat) && isByteRGB(dstFormat))
1983 
1984  if (srcFormat == AV_PIX_FMT_GBRAP && isByteRGB(dstFormat))
1986 
1987  if ((srcFormat == AV_PIX_FMT_RGB48LE || srcFormat == AV_PIX_FMT_RGB48BE ||
1988  srcFormat == AV_PIX_FMT_BGR48LE || srcFormat == AV_PIX_FMT_BGR48BE ||
1989  srcFormat == AV_PIX_FMT_RGBA64LE || srcFormat == AV_PIX_FMT_RGBA64BE ||
1990  srcFormat == AV_PIX_FMT_BGRA64LE || srcFormat == AV_PIX_FMT_BGRA64BE) &&
1991  (dstFormat == AV_PIX_FMT_GBRP9LE || dstFormat == AV_PIX_FMT_GBRP9BE ||
1992  dstFormat == AV_PIX_FMT_GBRP10LE || dstFormat == AV_PIX_FMT_GBRP10BE ||
1993  dstFormat == AV_PIX_FMT_GBRP12LE || dstFormat == AV_PIX_FMT_GBRP12BE ||
1994  dstFormat == AV_PIX_FMT_GBRP14LE || dstFormat == AV_PIX_FMT_GBRP14BE ||
1995  dstFormat == AV_PIX_FMT_GBRP16LE || dstFormat == AV_PIX_FMT_GBRP16BE ||
1996  dstFormat == AV_PIX_FMT_GBRAP12LE || dstFormat == AV_PIX_FMT_GBRAP12BE ||
1997  dstFormat == AV_PIX_FMT_GBRAP16LE || dstFormat == AV_PIX_FMT_GBRAP16BE ))
1999 
2000  if ((srcFormat == AV_PIX_FMT_GBRP9LE || srcFormat == AV_PIX_FMT_GBRP9BE ||
2001  srcFormat == AV_PIX_FMT_GBRP16LE || srcFormat == AV_PIX_FMT_GBRP16BE ||
2002  srcFormat == AV_PIX_FMT_GBRP10LE || srcFormat == AV_PIX_FMT_GBRP10BE ||
2003  srcFormat == AV_PIX_FMT_GBRP12LE || srcFormat == AV_PIX_FMT_GBRP12BE ||
2004  srcFormat == AV_PIX_FMT_GBRP14LE || srcFormat == AV_PIX_FMT_GBRP14BE ||
2005  srcFormat == AV_PIX_FMT_GBRAP12LE || srcFormat == AV_PIX_FMT_GBRAP12BE ||
2006  srcFormat == AV_PIX_FMT_GBRAP16LE || srcFormat == AV_PIX_FMT_GBRAP16BE) &&
2007  (dstFormat == AV_PIX_FMT_RGB48LE || dstFormat == AV_PIX_FMT_RGB48BE ||
2008  dstFormat == AV_PIX_FMT_BGR48LE || dstFormat == AV_PIX_FMT_BGR48BE ||
2009  dstFormat == AV_PIX_FMT_RGBA64LE || dstFormat == AV_PIX_FMT_RGBA64BE ||
2010  dstFormat == AV_PIX_FMT_BGRA64LE || dstFormat == AV_PIX_FMT_BGRA64BE))
2012 
2013  if (av_pix_fmt_desc_get(srcFormat)->comp[0].depth == 8 &&
2014  isPackedRGB(srcFormat) && dstFormat == AV_PIX_FMT_GBRP)
2016 
2017  if (isBayer(srcFormat)) {
2018  if (dstFormat == AV_PIX_FMT_RGB24)
2020  else if (dstFormat == AV_PIX_FMT_YUV420P)
2022  else if (!isBayer(dstFormat)) {
2023  av_log(c, AV_LOG_ERROR, "unsupported bayer conversion\n");
2024  av_assert0(0);
2025  }
2026  }
2027 
2028  /* bswap 16 bits per pixel/component packed formats */
2029  if (IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_BAYER_BGGR16) ||
2030  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_BAYER_RGGB16) ||
2031  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_BAYER_GBRG16) ||
2032  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_BAYER_GRBG16) ||
2033  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_BGR444) ||
2034  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_BGR48) ||
2035  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_BGRA64) ||
2036  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_BGR555) ||
2037  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_BGR565) ||
2038  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_BGRA64) ||
2039  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GRAY9) ||
2040  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GRAY10) ||
2041  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GRAY12) ||
2042  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GRAY14) ||
2043  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GRAY16) ||
2044  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YA16) ||
2045  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_AYUV64) ||
2046  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GBRP9) ||
2047  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GBRP10) ||
2048  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GBRP12) ||
2049  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GBRP14) ||
2050  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GBRP16) ||
2051  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GBRAP12) ||
2052  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GBRAP16) ||
2053  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_RGB444) ||
2054  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_RGB48) ||
2055  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_RGBA64) ||
2056  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_RGB555) ||
2057  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_RGB565) ||
2058  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_RGBA64) ||
2059  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_XYZ12) ||
2060  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV420P9) ||
2061  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV420P10) ||
2062  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV420P12) ||
2063  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV420P14) ||
2064  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV420P16) ||
2065  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV422P9) ||
2066  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV422P10) ||
2067  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV422P12) ||
2068  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV422P14) ||
2069  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV422P16) ||
2070  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV440P10) ||
2071  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV440P12) ||
2072  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV444P9) ||
2073  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV444P10) ||
2074  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV444P12) ||
2075  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV444P14) ||
2076  IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV444P16))
2077  c->swscale = bswap_16bpc;
2078 
2079  if (usePal(srcFormat) && isByteRGB(dstFormat))
2080  c->swscale = palToRgbWrapper;
2081 
2082  if (srcFormat == AV_PIX_FMT_YUV422P) {
2083  if (dstFormat == AV_PIX_FMT_YUYV422)
2085  else if (dstFormat == AV_PIX_FMT_UYVY422)
2087  }
2088 
2089  /* uint Y to float Y */
2090  if (srcFormat == AV_PIX_FMT_GRAY8 && dstFormat == AV_PIX_FMT_GRAYF32){
2092  }
2093 
2094  /* float Y to uint Y */
2095  if (srcFormat == AV_PIX_FMT_GRAYF32 && dstFormat == AV_PIX_FMT_GRAY8){
2097  }
2098 
2099  /* LQ converters if -sws 0 or -sws 4*/
2100  if (c->flags&(SWS_FAST_BILINEAR|SWS_POINT)) {
2101  /* yv12_to_yuy2 */
2102  if (srcFormat == AV_PIX_FMT_YUV420P || srcFormat == AV_PIX_FMT_YUVA420P) {
2103  if (dstFormat == AV_PIX_FMT_YUYV422)
2105  else if (dstFormat == AV_PIX_FMT_UYVY422)
2107  }
2108  }
2109  if (srcFormat == AV_PIX_FMT_YUYV422 &&
2110  (dstFormat == AV_PIX_FMT_YUV420P || dstFormat == AV_PIX_FMT_YUVA420P))
2112  if (srcFormat == AV_PIX_FMT_UYVY422 &&
2113  (dstFormat == AV_PIX_FMT_YUV420P || dstFormat == AV_PIX_FMT_YUVA420P))
2115  if (srcFormat == AV_PIX_FMT_YUYV422 && dstFormat == AV_PIX_FMT_YUV422P)
2117  if (srcFormat == AV_PIX_FMT_UYVY422 && dstFormat == AV_PIX_FMT_YUV422P)
2119 
2120 #define isPlanarGray(x) (isGray(x) && (x) != AV_PIX_FMT_YA8 && (x) != AV_PIX_FMT_YA16LE && (x) != AV_PIX_FMT_YA16BE)
2121  /* simple copy */
2122  if ( srcFormat == dstFormat ||
2123  (srcFormat == AV_PIX_FMT_YUVA420P && dstFormat == AV_PIX_FMT_YUV420P) ||
2124  (srcFormat == AV_PIX_FMT_YUV420P && dstFormat == AV_PIX_FMT_YUVA420P) ||
2125  (isFloat(srcFormat) == isFloat(dstFormat)) && ((isPlanarYUV(srcFormat) && isPlanarGray(dstFormat)) ||
2126  (isPlanarYUV(dstFormat) && isPlanarGray(srcFormat)) ||
2127  (isPlanarGray(dstFormat) && isPlanarGray(srcFormat)) ||
2128  (isPlanarYUV(srcFormat) && isPlanarYUV(dstFormat) &&
2131  !isSemiPlanarYUV(srcFormat) && !isSemiPlanarYUV(dstFormat))))
2132  {
2133  if (isPacked(c->srcFormat))
2135  else /* Planar YUV or gray */
2137  }
2138 
2139  if (ARCH_PPC)
2141  if (ARCH_ARM)
2143  if (ARCH_AARCH64)
2145 }
2146 
2147 /* Convert the palette to the same packed 32-bit format as the palette */
2149  int num_pixels, const uint8_t *palette)
2150 {
2151  int i;
2152 
2153  for (i = 0; i < num_pixels; i++)
2154  ((uint32_t *) dst)[i] = ((const uint32_t *) palette)[src[i]];
2155 }
2156 
2157 /* Palette format: ABCD -> dst format: ABC */
2159  int num_pixels, const uint8_t *palette)
2160 {
2161  int i;
2162 
2163  for (i = 0; i < num_pixels; i++) {
2164  //FIXME slow?
2165  dst[0] = palette[src[i] * 4 + 0];
2166  dst[1] = palette[src[i] * 4 + 1];
2167  dst[2] = palette[src[i] * 4 + 2];
2168  dst += 3;
2169  }
2170 }
#define IS_NOT_NE(bpp, desc)
int plane
Definition: avisynth_c.h:384
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
packed YUV 4:2:2, 16bpp, Cb Y0 Cr Y1
Definition: pixfmt.h:81
void(* rgb15to32)(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:52
#define NULL
Definition: coverity.c:32
const char const char void * val
Definition: avisynth_c.h:863
static av_always_inline int isAnyRGB(enum AVPixelFormat pix_fmt)
static int shift(int a, int b)
Definition: sonic.c:82
#define AV_PIX_FMT_YUV440P10
Definition: pixfmt.h:389
static void copy(const float *p1, float *p2, const int length)
#define COPY816(w)
const AVPixFmtDescriptor * av_pix_fmt_desc_get(enum AVPixelFormat pix_fmt)
Definition: pixdesc.c:2522
#define isPlanarGray(x)
static void gbraptopacked32(const uint8_t *src[], int srcStride[], uint8_t *dst, int dstStride, int srcSliceH, int alpha_first, int width)
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 AV_PIX_FMT_YUVA420P10
Definition: pixfmt.h:424
static int conv(int samples, float **pcm, char *buf, int channels)
Definition: libvorbisdec.c:128
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 AV_PIX_FMT_YUV444P14
Definition: pixfmt.h:397
8 bits gray, 8 bits alpha
Definition: pixfmt.h:143
packed RGBA 16:16:16:16, 64bpp, 16B, 16G, 16R, 16A, the 2-byte value for each R/G/B/A component is st...
Definition: pixfmt.h:208
#define ARCH_PPC
Definition: config.h:29
static void fn() rgb2yuv(uint8_t *_yuv[3], const ptrdiff_t yuv_stride[3], int16_t *rgb[3], ptrdiff_t s, int w, int h, const int16_t rgb2yuv_coeffs[3][3][8], const int16_t yuv_offset[8])
void rgb16tobgr32(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:182
uint32_t pal_rgb[256]
planar YUV 4:4:4, 24bpp, (1 Cr & Cb sample per 1x1 Y samples)
Definition: pixfmt.h:71
void rgb12tobgr12(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:314
packed RGB 8:8:8, 24bpp, RGBRGB...
Definition: pixfmt.h:68
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)
void(* shuffle_bytes_3012)(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:57
#define AV_PIX_FMT_RGBA64
Definition: pixfmt.h:377
bayer, GBGB..(odd line), RGRG..(even line), 8-bit samples */
Definition: pixfmt.h:262
bayer, GRGR..(odd line), BGBG..(even line), 8-bit samples */
Definition: pixfmt.h:263
planar GBR 4:4:4 24bpp
Definition: pixfmt.h:168
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
void rgb16tobgr16(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:237
void(* rgb32tobgr16)(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:36
#define AV_PIX_FMT_GBRP10
Definition: pixfmt.h:403
bayer, GRGR..(odd line), BGBG..(even line), 16-bit samples, little-endian */
Definition: pixfmt.h:270
static void gbr24ptopacked32(const uint8_t *src[], int srcStride[], uint8_t *dst, int dstStride, int srcSliceH, int alpha_first, int width)
#define av_bswap16
Definition: bswap.h:31
int dstFormatBpp
Number of bits per pixel of the destination pixel format.
void rgb48tobgr64_bswap(const uint8_t *src, uint8_t *dst, int src_size)
#define AV_PIX_FMT_BGRA64
Definition: pixfmt.h:382
static av_always_inline int is16BPS(enum AVPixelFormat pix_fmt)
Convenience header that includes libavutil&#39;s core.
#define AV_PIX_FMT_GRAY9
Definition: pixfmt.h:367
#define AV_RL16
Definition: intreadwrite.h:42
#define isRGBA32(x)
planar GBR 4:4:4 36bpp, little-endian
Definition: pixfmt.h:255
static void gbr24ptopacked24(const uint8_t *src[], int srcStride[], uint8_t *dst, int dstStride, int srcSliceH, int width)
#define AV_PIX_FMT_YUV420P12
Definition: pixfmt.h:391
#define RGBA(r, g, b, a)
Definition: dvbsubdec.c:39
int srcRange
0 = MPG YUV range, 1 = JPG YUV range (source image).
bayer, BGBG..(odd line), GRGR..(even line), 8-bit samples */
Definition: pixfmt.h:260
#define AV_PIX_FMT_RGB444
Definition: pixfmt.h:376
#define CASE(pixfmt, prefix)
#define src
Definition: vp8dsp.c:254
int dstY
Last destination vertical line output from last slice.
planar GBR 4:4:4 36bpp, big-endian
Definition: pixfmt.h:254
int stride
Definition: mace.c:144
void(* rgb16tobgr24)(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:42
void rgb48tobgr48_nobswap(const uint8_t *src, uint8_t *dst, int src_size)
#define AV_PIX_FMT_GRAY10
Definition: pixfmt.h:368
#define AV_PIX_FMT_P016
Definition: pixfmt.h:437
#define AV_PIX_FMT_GRAY12
Definition: pixfmt.h:369
static int planarToNv24Wrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dstParam[], int dstStride[])
void(* rgb24tobgr16)(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:40
#define AV_PIX_FMT_P010
Definition: pixfmt.h:436
planar GBRA 4:4:4:4 64bpp, big-endian
Definition: pixfmt.h:216
#define av_assert0(cond)
assert() equivalent, that is always enabled.
Definition: avassert.h:37
static int bgr24ToYv12Wrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dst[], int dstStride[])
void(* shuffle_bytes_2103)(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:55
void(* rgb32to16)(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:45
planar YUV 4:2:0, 20bpp, (1 Cr & Cb sample per 2x2 Y & A samples)
Definition: pixfmt.h:101
int chrDstVSubSample
Binary logarithm of vertical subsampling factor between luma/alpha and chroma planes in destination i...
static int uyvyToYuv422Wrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dstParam[], int dstStride[])
AVComponentDescriptor comp[4]
Parameters that describe how pixels are packed.
Definition: pixdesc.h:117
uint8_t
#define isByteRGB(f)
#define AV_PIX_FMT_FLAG_ALPHA
The pixel format has an alpha channel.
Definition: pixdesc.h:177
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
static int rgbToPlanarRgbWrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dst[], int dstStride[])
static int yuyvToYuv422Wrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dstParam[], int dstStride[])
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
#define f(width, name)
Definition: cbs_vp9.c:255
bayer, GBGB..(odd line), RGRG..(even line), 16-bit samples, little-endian */
Definition: pixfmt.h:268
bayer, GBGB..(odd line), RGRG..(even line), 16-bit samples, big-endian */
Definition: pixfmt.h:269
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
void rgb16to24(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:223
#define AV_PIX_FMT_GBRP9
Definition: pixfmt.h:402
void(* shuffle_bytes_3210)(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:58
packed ABGR 8:8:8:8, 32bpp, ABGRABGR...
Definition: pixfmt.h:94
static void interpolate(float *out, float v1, float v2, int size)
Definition: twinvq.c:84
#define SWS_FAST_BILINEAR
Definition: swscale.h:58
#define DECLARE_ALIGNED(n, t, v)
Declare a variable that is aligned in memory.
Definition: mem.h:112
#define height
static int yuyvToYuv420Wrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dstParam[], int dstStride[])
planar GBR 4:4:4 48bpp, big-endian
Definition: pixfmt.h:174
static int planarRgbToplanarRgbWrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dst[], int dstStride[])
#define AV_PIX_FMT_BGR48
Definition: pixfmt.h:378
#define lrintf(x)
Definition: libm_mips.h:70
#define AV_PIX_FMT_YUV444P16
Definition: pixfmt.h:400
external API header
enum AVPixelFormat dstFormat
Destination pixel format.
#define AV_PIX_FMT_YUV422P12
Definition: pixfmt.h:392
#define AV_PIX_FMT_YUVA420P16
Definition: pixfmt.h:429
#define AV_WB16(p, v)
Definition: intreadwrite.h:405
bayer, BGBG..(odd line), GRGR..(even line), 16-bit samples, little-endian */
Definition: pixfmt.h:264
int chrSrcHSubSample
Binary logarithm of horizontal subsampling factor between luma/alpha and chroma planes in source imag...
#define AV_PIX_FMT_BAYER_GRBG16
Definition: pixfmt.h:414
#define av_log(a,...)
float uint2float_lut[256]
#define COPY_UP(r, w)
const char * name
Definition: pixdesc.h:82
void rgb48to64_bswap(const uint8_t *src, uint8_t *dst, int src_size)
int dstH
Height of destination luma/alpha planes.
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[])
planar GBR 4:4:4 27bpp, big-endian
Definition: pixfmt.h:170
void rgb64to48_nobswap(const uint8_t *src, uint8_t *dst, int src_size)
#define CONV_IS(src, dst)
#define i(width, name, range_min, range_max)
Definition: cbs_h2645.c:259
#define AV_LOG_ERROR
Something went wrong and cannot losslessly be recovered.
Definition: log.h:176
#define AV_PIX_FMT_BGR32_1
Definition: pixfmt.h:363
static int planarToNv12Wrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dstParam[], 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 rgbConvFn findRgbConvFn(SwsContext *c)
static void gray8aToPacked24(const uint8_t *src, uint8_t *dst, int num_pixels, const uint8_t *palette)
#define output_pixel(p, v)
#define AV_RB16
Definition: intreadwrite.h:53
#define AV_PIX_FMT_FLAG_RGB
The pixel format contains RGB-like data (as opposed to YUV/grayscale).
Definition: pixdesc.h:148
#define FAST_COPY_UP(shift)
static int planarRgb16ToRgb16Wrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dst[], int dstStride[])
packed BGRA 8:8:8:8, 32bpp, BGRABGRA...
Definition: pixfmt.h:95
void(* shuffle_bytes_1230)(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:56
#define AV_PIX_FMT_YA16
Definition: pixfmt.h:372
void(* rgbConvFn)(const uint8_t *, uint8_t *, int)
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
#define AV_PIX_FMT_GBRAP12
Definition: pixfmt.h:408
#define AV_PIX_FMT_RGB48
Definition: pixfmt.h:373
simple assert() macros that are a bit more flexible than ISO C assert().
like NV12, with 16bpp per component, little-endian
Definition: pixfmt.h:300
static void fillPlane(uint8_t *plane, int stride, int width, int height, int y, uint8_t val)
#define AV_PIX_FMT_YUV444P10
Definition: pixfmt.h:390
static int yuv422pToYuy2Wrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dstParam[], int dstStride[])
void(* rgb15tobgr24)(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:43
void(* rgb32tobgr15)(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:37
static av_always_inline int isSemiPlanarYUV(enum AVPixelFormat pix_fmt)
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
packed ARGB 8:8:8:8, 32bpp, ARGBARGB...
Definition: pixfmt.h:92
static const uint8_t dithers[8][8][8]
static int planarToP01xWrapper(SwsContext *c, const uint8_t *src8[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dstParam8[], int dstStride[])
#define AV_PIX_FMT_GBRAP16
Definition: pixfmt.h:409
packed RGB 16:16:16, 48bpp, 16B, 16G, 16R, the 2-byte value for each R/G/B component is stored as lit...
Definition: pixfmt.h:149
packed RGBA 8:8:8:8, 32bpp, RGBARGBA...
Definition: pixfmt.h:93
void(* rgb24to16)(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:47
planar YUV 4:2:2, 16bpp, (1 Cr & Cb sample per 2x1 Y samples)
Definition: pixfmt.h:70
static int planarRgbaToRgbWrapper(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 palToRgbWrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dst[], int dstStride[])
uint64_t flags
Combination of AV_PIX_FMT_FLAG_...
Definition: pixdesc.h:106
planar YUV 4:4:4, 24bpp, 1 plane for Y and 1 plane for the UV components, which are interleaved (firs...
Definition: pixfmt.h:348
#define AV_PIX_FMT_YUV422P9
Definition: pixfmt.h:385
void rgb15tobgr16(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:293
as above, but U and V bytes are swapped
Definition: pixfmt.h:90
planar GBR 4:4:4:4 48bpp, big-endian
Definition: pixfmt.h:287
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
#define AV_PIX_FMT_GBRP16
Definition: pixfmt.h:406
#define AV_PIX_FMT_GRAY16
Definition: pixfmt.h:371
#define av_assert1(cond)
assert() equivalent, that does not lie in speed critical code.
Definition: avassert.h:53
#define FFMIN(a, b)
Definition: common.h:96
#define ARCH_ARM
Definition: config.h:19
uint8_t * formatConvBuffer
#define width
static av_always_inline int isBayer(enum AVPixelFormat pix_fmt)
#define isRGBA64(x)
void rgb64tobgr48_nobswap(const uint8_t *src, uint8_t *dst, int src_size)
int32_t
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
#define FFABS(a)
Absolute value, Note, INT_MIN / INT64_MIN result in undefined behavior as they are not representable ...
Definition: common.h:72
packed RGB 8:8:8, 24bpp, BGRBGR...
Definition: pixfmt.h:69
void rgb12to15(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:204
void rgb64tobgr48_bswap(const uint8_t *src, uint8_t *dst, int src_size)
like NV12, with 10bpp per component, data in the high bits, zeros in the low bits, little-endian
Definition: pixfmt.h:284
#define AV_PIX_FMT_BAYER_BGGR16
Definition: pixfmt.h:411
#define AV_PIX_FMT_YUV444P9
Definition: pixfmt.h:386
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
#define AV_PIX_FMT_GBRP14
Definition: pixfmt.h:405
void(* rgb24tobgr32)(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:38
void ff_get_unscaled_swscale_aarch64(SwsContext *c)
static void gray8aToPacked32_1(const uint8_t *src, uint8_t *dst, int num_pixels, const uint8_t *palette)
static void comp(unsigned char *dst, ptrdiff_t dst_stride, unsigned char *src, ptrdiff_t src_stride, int add)
Definition: eamad.c:83
planar GBR 4:4:4:4 48bpp, little-endian
Definition: pixfmt.h:288
#define AV_PIX_FMT_YUV420P16
Definition: pixfmt.h:398
#define AV_PIX_FMT_BGR555
Definition: pixfmt.h:380
#define AV_PIX_FMT_BAYER_GBRG16
Definition: pixfmt.h:413
#define AV_PIX_FMT_BGR32
Definition: pixfmt.h:362
static av_always_inline int isBE(enum AVPixelFormat pix_fmt)
void(* rgb16to15)(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:50
#define av_bswap32
Definition: bswap.h:33
#define AV_PIX_FMT_YUV420P14
Definition: pixfmt.h:395
void rgb48to64_nobswap(const uint8_t *src, uint8_t *dst, int src_size)
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
typedef void(RENAME(mix_any_func_type))
#define AV_PIX_FMT_GRAYF32
Definition: pixfmt.h:419
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
planar YUV 4:4:4 32bpp, (1 Cr & Cb sample per 1x1 Y & A samples)
Definition: pixfmt.h:177
static int rgbToRgbWrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dst[], int dstStride[])
static av_always_inline int isPlanar(enum AVPixelFormat pix_fmt)
Descriptor that unambiguously describes how the bits of a pixel are stored in the up to 4 data planes...
Definition: pixdesc.h:81
static int planar8ToP01xleWrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dstParam8[], int dstStride[])
#define IS_DIFFERENT_ENDIANESS(src_fmt, dst_fmt, pix_fmt)
#define AV_PIX_FMT_GRAY14
Definition: pixfmt.h:370
static const int16_t alpha[]
Definition: ilbcdata.h:55
bayer, RGRG..(odd line), GBGB..(even line), 16-bit samples, big-endian */
Definition: pixfmt.h:267
planar GBR 4:4:4 30bpp, big-endian
Definition: pixfmt.h:172
bayer, GRGR..(odd line), BGBG..(even line), 16-bit samples, big-endian */
Definition: pixfmt.h:271
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[])
#define AV_PIX_FMT_RGB32
Definition: pixfmt.h:360
packed YUV 4:2:2, 16bpp, Y0 Cb Y1 Cr
Definition: pixfmt.h:67
planar GBR 4:4:4 42bpp, little-endian
Definition: pixfmt.h:257
static void gbr16ptopacked16(const uint16_t *src[], int srcStride[], uint8_t *dst, int dstStride, int srcSliceH, int alpha, int swap, int bpp, int width)
void rgb32to24(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:144
#define AV_PIX_FMT_YUV420P10
Definition: pixfmt.h:387
planar YUV 4:1:0, 9bpp, (1 Cr & Cb sample per 4x4 Y samples)
Definition: pixfmt.h:72
#define AV_PIX_FMT_XYZ12
Definition: pixfmt.h:433
static av_always_inline int isRGBinInt(enum AVPixelFormat pix_fmt)
as above, but U and V bytes are swapped
Definition: pixfmt.h:349
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[])
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
SwsFunc ff_yuv2rgb_get_func_ptr(SwsContext *c)
Definition: yuv2rgb.c:678
#define SWS_ACCURATE_RND
Definition: swscale.h:83
byte swapping routines
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
#define AV_PIX_FMT_YUV440P12
Definition: pixfmt.h:393
static av_always_inline int isPlanarYUV(enum AVPixelFormat pix_fmt)
planar GBR 4:4:4 42bpp, big-endian
Definition: pixfmt.h:256
static void gray8aToPacked32(const uint8_t *src, uint8_t *dst, int num_pixels, const uint8_t *palette)
#define AV_PIX_FMT_YUV420P9
Definition: pixfmt.h:384
void(* rgb24to15)(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:48
void rgb24to32(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:162
#define DITHER_COPY(dst, dstStride, src, srcStride, bswap, dbswap)
#define SWS_POINT
Definition: swscale.h:62
bayer, BGBG..(odd line), GRGR..(even line), 16-bit samples, big-endian */
Definition: pixfmt.h:265
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
static void fillPlane16(uint8_t *plane, int stride, int width, int height, int y, int alpha, int bits, const int big_endian)
int shift
Number of least significant bits that must be shifted away to get the value.
Definition: pixdesc.h:53
static int Rgb16ToPlanarRgb16Wrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dst[], int dstStride[])
static int planarCopyWrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dst[], int dstStride[])
#define AV_PIX_FMT_BGR565
Definition: pixfmt.h:379
#define AV_PIX_FMT_AYUV64
Definition: pixfmt.h:435
#define AV_PIX_FMT_YUV422P14
Definition: pixfmt.h:396
#define AV_PIX_FMT_GBRP12
Definition: pixfmt.h:404
void(* shuffle_bytes_0321)(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:54
#define flags(name, subs,...)
Definition: cbs_av1.c:561
static int bswap_16bpc(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dst[], int dstStride[])
#define AV_PIX_FMT_YUV422P10
Definition: pixfmt.h:388
static int planarRgbToRgbWrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dst[], int dstStride[])
void(* rgb16to32)(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:49
#define SWS_BITEXACT
Definition: swscale.h:84
#define AV_PIX_FMT_YUV444P12
Definition: pixfmt.h:394
bayer, RGRG..(odd line), GBGB..(even line), 16-bit samples, little-endian */
Definition: pixfmt.h:266
void rgb15tobgr15(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:303
void ff_get_unscaled_swscale_arm(SwsContext *c)
#define AV_PIX_FMT_BAYER_RGGB16
Definition: pixfmt.h:412
SwsDither dither
void(* rgb24tobgr24)(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:39
void(* rgb24tobgr15)(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:41
int
static int nv12ToPlanarWrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dstParam[], int dstStride[])
static int yvu9ToYv12Wrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dst[], int dstStride[])
planar YUV 4:2:0, 12bpp, (1 Cr & Cb sample per 2x2 Y samples)
Definition: pixfmt.h:66
Y , 8bpp.
Definition: pixfmt.h:74
planar GBRA 4:4:4:4 32bpp
Definition: pixfmt.h:215
planar GBR 4:4:4 27bpp, little-endian
Definition: pixfmt.h:171
static double c[64]
packed RGB 16:16:16, 48bpp, 16R, 16G, 16B, the 2-byte value for each R/G/B component is stored as big...
Definition: pixfmt.h:102
#define AV_PIX_FMT_BGR444
Definition: pixfmt.h:381
#define AV_WL16(p, v)
Definition: intreadwrite.h:412
enum AVPixelFormat srcFormat
Source pixel format.
bayer, RGRG..(odd line), GBGB..(even line), 8-bit samples */
Definition: pixfmt.h:261
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 AV_PIX_FMT_RGB555
Definition: pixfmt.h:375
void rgb48tobgr48_bswap(const uint8_t *src, uint8_t *dst, int src_size)
#define AV_PIX_FMT_FLAG_BE
Pixel format is big-endian.
Definition: pixdesc.h:128
static void copyPlane(const uint8_t *src, int srcStride, int srcSliceY, int srcSliceH, int width, uint8_t *dst, int dstStride)
SwsFunc swscale
Note that src, dst, srcStride, dstStride will be copied in the sws_scale() wrapper so they can be fre...
static int planarToUyvyWrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dstParam[], int dstStride[])
void(* rgb32to15)(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:46
#define AV_PIX_FMT_RGB32_1
Definition: pixfmt.h:361
static int nv24ToPlanarWrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dstParam[], int dstStride[])
void rgb15tobgr32(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:257
static int planarToYuy2Wrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dstParam[], int dstStride[])
static av_always_inline int isBGRinInt(enum AVPixelFormat pix_fmt)
int srcFormatBpp
Number of bits per pixel of the source pixel format.
void rgb48tobgr64_nobswap(const uint8_t *src, uint8_t *dst, int src_size)
void(* planar2x)(const uint8_t *src, uint8_t *dst, int width, int height, int srcStride, int dstStride)
Definition: rgb2rgb.c:86
void rgb64to48_bswap(const uint8_t *src, uint8_t *dst, int src_size)
void(* rgb32tobgr24)(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:35
av_cold void ff_get_unscaled_swscale_ppc(SwsContext *c)
static int packedCopyWrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dst[], int dstStride[])
#define AV_PIX_FMT_RGB565
Definition: pixfmt.h:374
static av_always_inline int isPackedRGB(enum AVPixelFormat pix_fmt)
#define ARCH_AARCH64
Definition: config.h:17
int32_t input_rgb2yuv_table[16+40 *4]
planar GBR 4:4:4 48bpp, little-endian
Definition: pixfmt.h:175
static av_always_inline int usePal(enum AVPixelFormat pix_fmt)
const char int length
Definition: avisynth_c.h:860
#define HAVE_BIGENDIAN
Definition: config.h:199
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:2438
static av_always_inline int isPacked(enum AVPixelFormat pix_fmt)
#define ALT32_CORR
int chrDstHSubSample
Binary logarithm of horizontal subsampling factor between luma/alpha and chroma planes in destination...
int chrSrcW
Width of source chroma planes.
static av_always_inline int isFloat(enum AVPixelFormat pix_fmt)
int depth
Number of bits in the component.
Definition: pixdesc.h:58
#define isRGB48(x)
planar GBRA 4:4:4:4 64bpp, little-endian
Definition: pixfmt.h:217
int srcW
Width of source luma/alpha planes.
void rgb16tobgr15(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:247
int chrSrcVSubSample
Binary logarithm of vertical subsampling factor between luma/alpha and chroma planes in source image...
int flags
Flags passed by the user to select scaler algorithm, optimizations, subsampling, etc...
static int bayer_to_rgb24_wrapper(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dst[], int dstStride[])
AVPixelFormat
Pixel format.
Definition: pixfmt.h:64
#define AV_PIX_FMT_FLAG_PLANAR
At least one pixel component is not in the first data plane.
Definition: pixdesc.h:144
void(* rgb15to16)(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:51
#define AV_PIX_FMT_YUV422P16
Definition: pixfmt.h:399
static av_always_inline int isNBPS(enum AVPixelFormat pix_fmt)
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
planar GBR 4:4:4 30bpp, little-endian
Definition: pixfmt.h:173
packed RGBA 16:16:16:16, 64bpp, 16R, 16G, 16B, 16A, the 2-byte value for each R/G/B/A component is st...
Definition: pixfmt.h:206
#define AV_CEIL_RSHIFT(a, b)
Definition: common.h:58
void rgb15to24(const uint8_t *src, uint8_t *dst, int src_size)
Definition: rgb2rgb.c:279