xref: /third_party/ffmpeg/libavutil/pixdesc.c (revision cabdff1a)
1/*
2 * pixel format descriptor
3 * Copyright (c) 2009 Michael Niedermayer <michaelni@gmx.at>
4 *
5 * This file is part of FFmpeg.
6 *
7 * FFmpeg is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
11 *
12 * FFmpeg is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with FFmpeg; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20 */
21
22#include <stdio.h>
23#include <string.h>
24
25#include "avassert.h"
26#include "avstring.h"
27#include "common.h"
28#include "pixfmt.h"
29#include "pixdesc.h"
30#include "internal.h"
31#include "intreadwrite.h"
32
33void av_read_image_line2(void *dst,
34                        const uint8_t *data[4], const int linesize[4],
35                        const AVPixFmtDescriptor *desc,
36                        int x, int y, int c, int w,
37                        int read_pal_component,
38                        int dst_element_size)
39{
40    AVComponentDescriptor comp = desc->comp[c];
41    int plane = comp.plane;
42    int depth = comp.depth;
43    unsigned mask  = (1ULL << depth) - 1;
44    int shift = comp.shift;
45    int step  = comp.step;
46    int flags = desc->flags;
47    uint16_t *dst16 = dst;
48    uint32_t *dst32 = dst;
49
50    if (flags & AV_PIX_FMT_FLAG_BITSTREAM) {
51        int skip = x * step + comp.offset;
52        const uint8_t *p = data[plane] + y * linesize[plane] + (skip >> 3);
53        int shift = 8 - depth - (skip & 7);
54
55        while (w--) {
56            int val = (*p >> shift) & mask;
57            if (read_pal_component)
58                val = data[1][4*val + c];
59            shift -= step;
60            p -= shift >> 3;
61            shift &= 7;
62            if (dst_element_size == 4) *dst32++ = val;
63            else                       *dst16++ = val;
64        }
65    } else {
66        const uint8_t *p = data[plane] + y * linesize[plane] +
67                           x * step + comp.offset;
68        int is_8bit = shift + depth <= 8;
69        int is_16bit= shift + depth <=16;
70
71        if (is_8bit)
72            p += !!(flags & AV_PIX_FMT_FLAG_BE);
73
74        while (w--) {
75            unsigned val;
76            if     (is_8bit)  val = *p;
77            else if(is_16bit) val = flags & AV_PIX_FMT_FLAG_BE ? AV_RB16(p) : AV_RL16(p);
78            else              val = flags & AV_PIX_FMT_FLAG_BE ? AV_RB32(p) : AV_RL32(p);
79            val = (val >> shift) & mask;
80            if (read_pal_component)
81                val = data[1][4 * val + c];
82            p += step;
83            if (dst_element_size == 4) *dst32++ = val;
84            else                       *dst16++ = val;
85        }
86    }
87}
88
89void av_read_image_line(uint16_t *dst,
90                        const uint8_t *data[4], const int linesize[4],
91                        const AVPixFmtDescriptor *desc,
92                        int x, int y, int c, int w,
93                        int read_pal_component)
94{
95    av_read_image_line2(dst, data, linesize, desc,x, y, c, w,
96                        read_pal_component,
97                        2);
98}
99
100void av_write_image_line2(const void *src,
101                         uint8_t *data[4], const int linesize[4],
102                         const AVPixFmtDescriptor *desc,
103                         int x, int y, int c, int w, int src_element_size)
104{
105    AVComponentDescriptor comp = desc->comp[c];
106    int plane = comp.plane;
107    int depth = comp.depth;
108    int step  = comp.step;
109    int flags = desc->flags;
110    const uint32_t *src32 = src;
111    const uint16_t *src16 = src;
112
113    if (flags & AV_PIX_FMT_FLAG_BITSTREAM) {
114        int skip = x * step + comp.offset;
115        uint8_t *p = data[plane] + y * linesize[plane] + (skip >> 3);
116        int shift = 8 - depth - (skip & 7);
117
118        while (w--) {
119            *p |= (src_element_size == 4 ? *src32++ : *src16++) << shift;
120            shift -= step;
121            p -= shift >> 3;
122            shift &= 7;
123        }
124    } else {
125        int shift = comp.shift;
126        uint8_t *p = data[plane] + y * linesize[plane] +
127                     x * step + comp.offset;
128
129        if (shift + depth <= 8) {
130            p += !!(flags & AV_PIX_FMT_FLAG_BE);
131            while (w--) {
132                *p |= ((src_element_size == 4 ? *src32++ : *src16++) << shift);
133                p += step;
134            }
135        } else {
136            while (w--) {
137                unsigned s = (src_element_size == 4 ? *src32++ : *src16++);
138                if (shift + depth <= 16) {
139                    if (flags & AV_PIX_FMT_FLAG_BE) {
140                        uint16_t val = AV_RB16(p) | (s << shift);
141                        AV_WB16(p, val);
142                    } else {
143                        uint16_t val = AV_RL16(p) | (s << shift);
144                        AV_WL16(p, val);
145                    }
146                } else {
147                    if (flags & AV_PIX_FMT_FLAG_BE) {
148                        uint32_t val = AV_RB32(p) | (s << shift);
149                        AV_WB32(p, val);
150                    } else {
151                        uint32_t val = AV_RL32(p) | (s << shift);
152                        AV_WL32(p, val);
153                    }
154                }
155                p += step;
156            }
157        }
158    }
159}
160
161void av_write_image_line(const uint16_t *src,
162                         uint8_t *data[4], const int linesize[4],
163                         const AVPixFmtDescriptor *desc,
164                         int x, int y, int c, int w)
165{
166    av_write_image_line2(src, data, linesize, desc, x, y, c, w, 2);
167}
168
169static const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = {
170    [AV_PIX_FMT_YUV420P] = {
171        .name = "yuv420p",
172        .nb_components = 3,
173        .log2_chroma_w = 1,
174        .log2_chroma_h = 1,
175        .comp = {
176            { 0, 1, 0, 0, 8 },        /* Y */
177            { 1, 1, 0, 0, 8 },        /* U */
178            { 2, 1, 0, 0, 8 },        /* V */
179        },
180        .flags = AV_PIX_FMT_FLAG_PLANAR,
181    },
182    [AV_PIX_FMT_YUYV422] = {
183        .name = "yuyv422",
184        .nb_components = 3,
185        .log2_chroma_w = 1,
186        .log2_chroma_h = 0,
187        .comp = {
188            { 0, 2, 0, 0, 8 },        /* Y */
189            { 0, 4, 1, 0, 8 },        /* U */
190            { 0, 4, 3, 0, 8 },        /* V */
191        },
192    },
193    [AV_PIX_FMT_YVYU422] = {
194        .name = "yvyu422",
195        .nb_components = 3,
196        .log2_chroma_w = 1,
197        .log2_chroma_h = 0,
198        .comp = {
199            { 0, 2, 0, 0, 8 },        /* Y */
200            { 0, 4, 3, 0, 8 },        /* U */
201            { 0, 4, 1, 0, 8 },        /* V */
202        },
203    },
204    [AV_PIX_FMT_Y210LE] = {
205        .name = "y210le",
206        .nb_components = 3,
207        .log2_chroma_w = 1,
208        .log2_chroma_h = 0,
209        .comp = {
210            { 0, 4, 0, 6, 10 },        /* Y */
211            { 0, 8, 2, 6, 10 },        /* U */
212            { 0, 8, 6, 6, 10 },        /* V */
213        },
214    },
215    [AV_PIX_FMT_Y210BE] = {
216        .name = "y210be",
217        .nb_components = 3,
218        .log2_chroma_w = 1,
219        .log2_chroma_h = 0,
220        .comp = {
221            { 0, 4, 0, 6, 10 },        /* Y */
222            { 0, 8, 2, 6, 10 },        /* U */
223            { 0, 8, 6, 6, 10 },        /* V */
224        },
225        .flags = AV_PIX_FMT_FLAG_BE,
226    },
227    [AV_PIX_FMT_RGB24] = {
228        .name = "rgb24",
229        .nb_components = 3,
230        .log2_chroma_w = 0,
231        .log2_chroma_h = 0,
232        .comp = {
233            { 0, 3, 0, 0, 8 },        /* R */
234            { 0, 3, 1, 0, 8 },        /* G */
235            { 0, 3, 2, 0, 8 },        /* B */
236        },
237        .flags = AV_PIX_FMT_FLAG_RGB,
238    },
239    [AV_PIX_FMT_BGR24] = {
240        .name = "bgr24",
241        .nb_components = 3,
242        .log2_chroma_w = 0,
243        .log2_chroma_h = 0,
244        .comp = {
245            { 0, 3, 2, 0, 8 },        /* R */
246            { 0, 3, 1, 0, 8 },        /* G */
247            { 0, 3, 0, 0, 8 },        /* B */
248        },
249        .flags = AV_PIX_FMT_FLAG_RGB,
250    },
251    [AV_PIX_FMT_X2RGB10LE] = {
252        .name = "x2rgb10le",
253        .nb_components= 3,
254        .log2_chroma_w= 0,
255        .log2_chroma_h= 0,
256        .comp = {
257            { 0, 4, 2, 4, 10 },       /* R */
258            { 0, 4, 1, 2, 10 },       /* G */
259            { 0, 4, 0, 0, 10 },       /* B */
260        },
261        .flags = AV_PIX_FMT_FLAG_RGB,
262    },
263    [AV_PIX_FMT_X2RGB10BE] = {
264        .name = "x2rgb10be",
265        .nb_components= 3,
266        .log2_chroma_w= 0,
267        .log2_chroma_h= 0,
268        .comp = {
269            { 0, 4, 0, 4, 10 },       /* R */
270            { 0, 4, 1, 2, 10 },       /* G */
271            { 0, 4, 2, 0, 10 },       /* B */
272        },
273        .flags = AV_PIX_FMT_FLAG_RGB | AV_PIX_FMT_FLAG_BE,
274    },
275    [AV_PIX_FMT_X2BGR10LE] = {
276        .name = "x2bgr10le",
277        .nb_components= 3,
278        .log2_chroma_w= 0,
279        .log2_chroma_h= 0,
280        .comp = {
281            { 0, 4, 0, 0, 10 },       /* R */
282            { 0, 4, 1, 2, 10 },       /* G */
283            { 0, 4, 2, 4, 10 },       /* B */
284        },
285        .flags = AV_PIX_FMT_FLAG_RGB,
286    },
287    [AV_PIX_FMT_X2BGR10BE] = {
288        .name = "x2bgr10be",
289        .nb_components= 3,
290        .log2_chroma_w= 0,
291        .log2_chroma_h= 0,
292        .comp = {
293            { 0, 4, 2, 0, 10 },       /* R */
294            { 0, 4, 1, 2, 10 },       /* G */
295            { 0, 4, 0, 4, 10 },       /* B */
296        },
297        .flags = AV_PIX_FMT_FLAG_RGB | AV_PIX_FMT_FLAG_BE,
298    },
299    [AV_PIX_FMT_YUV422P] = {
300        .name = "yuv422p",
301        .nb_components = 3,
302        .log2_chroma_w = 1,
303        .log2_chroma_h = 0,
304        .comp = {
305            { 0, 1, 0, 0, 8 },        /* Y */
306            { 1, 1, 0, 0, 8 },        /* U */
307            { 2, 1, 0, 0, 8 },        /* V */
308        },
309        .flags = AV_PIX_FMT_FLAG_PLANAR,
310    },
311    [AV_PIX_FMT_YUV444P] = {
312        .name = "yuv444p",
313        .nb_components = 3,
314        .log2_chroma_w = 0,
315        .log2_chroma_h = 0,
316        .comp = {
317            { 0, 1, 0, 0, 8 },        /* Y */
318            { 1, 1, 0, 0, 8 },        /* U */
319            { 2, 1, 0, 0, 8 },        /* V */
320        },
321        .flags = AV_PIX_FMT_FLAG_PLANAR,
322    },
323    [AV_PIX_FMT_YUV410P] = {
324        .name = "yuv410p",
325        .nb_components = 3,
326        .log2_chroma_w = 2,
327        .log2_chroma_h = 2,
328        .comp = {
329            { 0, 1, 0, 0, 8 },        /* Y */
330            { 1, 1, 0, 0, 8 },        /* U */
331            { 2, 1, 0, 0, 8 },        /* V */
332        },
333        .flags = AV_PIX_FMT_FLAG_PLANAR,
334    },
335    [AV_PIX_FMT_YUV411P] = {
336        .name = "yuv411p",
337        .nb_components = 3,
338        .log2_chroma_w = 2,
339        .log2_chroma_h = 0,
340        .comp = {
341            { 0, 1, 0, 0, 8 },        /* Y */
342            { 1, 1, 0, 0, 8 },        /* U */
343            { 2, 1, 0, 0, 8 },        /* V */
344        },
345        .flags = AV_PIX_FMT_FLAG_PLANAR,
346    },
347    [AV_PIX_FMT_YUVJ411P] = {
348        .name = "yuvj411p",
349        .nb_components = 3,
350        .log2_chroma_w = 2,
351        .log2_chroma_h = 0,
352        .comp = {
353            { 0, 1, 0, 0, 8 },        /* Y */
354            { 1, 1, 0, 0, 8 },        /* U */
355            { 2, 1, 0, 0, 8 },        /* V */
356        },
357        .flags = AV_PIX_FMT_FLAG_PLANAR,
358    },
359    [AV_PIX_FMT_GRAY8] = {
360        .name = "gray",
361        .nb_components = 1,
362        .log2_chroma_w = 0,
363        .log2_chroma_h = 0,
364        .comp = {
365            { 0, 1, 0, 0, 8 },        /* Y */
366        },
367        .alias = "gray8,y8",
368    },
369    [AV_PIX_FMT_MONOWHITE] = {
370        .name = "monow",
371        .nb_components = 1,
372        .log2_chroma_w = 0,
373        .log2_chroma_h = 0,
374        .comp = {
375            { 0, 1, 0, 0, 1 },        /* Y */
376        },
377        .flags = AV_PIX_FMT_FLAG_BITSTREAM,
378    },
379    [AV_PIX_FMT_MONOBLACK] = {
380        .name = "monob",
381        .nb_components = 1,
382        .log2_chroma_w = 0,
383        .log2_chroma_h = 0,
384        .comp = {
385            { 0, 1, 0, 7, 1 },        /* Y */
386        },
387        .flags = AV_PIX_FMT_FLAG_BITSTREAM,
388    },
389    [AV_PIX_FMT_PAL8] = {
390        .name = "pal8",
391        .nb_components = 1,
392        .log2_chroma_w = 0,
393        .log2_chroma_h = 0,
394        .comp = {
395            { 0, 1, 0, 0, 8 },
396        },
397        .flags = AV_PIX_FMT_FLAG_PAL | AV_PIX_FMT_FLAG_ALPHA,
398    },
399    [AV_PIX_FMT_YUVJ420P] = {
400        .name = "yuvj420p",
401        .nb_components = 3,
402        .log2_chroma_w = 1,
403        .log2_chroma_h = 1,
404        .comp = {
405            { 0, 1, 0, 0, 8 },        /* Y */
406            { 1, 1, 0, 0, 8 },        /* U */
407            { 2, 1, 0, 0, 8 },        /* V */
408        },
409        .flags = AV_PIX_FMT_FLAG_PLANAR,
410    },
411    [AV_PIX_FMT_YUVJ422P] = {
412        .name = "yuvj422p",
413        .nb_components = 3,
414        .log2_chroma_w = 1,
415        .log2_chroma_h = 0,
416        .comp = {
417            { 0, 1, 0, 0, 8 },        /* Y */
418            { 1, 1, 0, 0, 8 },        /* U */
419            { 2, 1, 0, 0, 8 },        /* V */
420        },
421        .flags = AV_PIX_FMT_FLAG_PLANAR,
422    },
423    [AV_PIX_FMT_YUVJ444P] = {
424        .name = "yuvj444p",
425        .nb_components = 3,
426        .log2_chroma_w = 0,
427        .log2_chroma_h = 0,
428        .comp = {
429            { 0, 1, 0, 0, 8 },        /* Y */
430            { 1, 1, 0, 0, 8 },        /* U */
431            { 2, 1, 0, 0, 8 },        /* V */
432        },
433        .flags = AV_PIX_FMT_FLAG_PLANAR,
434    },
435#if FF_API_XVMC
436    [AV_PIX_FMT_XVMC] = {
437        .name = "xvmc",
438        .flags = AV_PIX_FMT_FLAG_HWACCEL,
439    },
440#endif
441    [AV_PIX_FMT_UYVY422] = {
442        .name = "uyvy422",
443        .nb_components = 3,
444        .log2_chroma_w = 1,
445        .log2_chroma_h = 0,
446        .comp = {
447            { 0, 2, 1, 0, 8 },        /* Y */
448            { 0, 4, 0, 0, 8 },        /* U */
449            { 0, 4, 2, 0, 8 },        /* V */
450        },
451    },
452    [AV_PIX_FMT_UYYVYY411] = {
453        .name = "uyyvyy411",
454        .nb_components = 3,
455        .log2_chroma_w = 2,
456        .log2_chroma_h = 0,
457        .comp = {
458            { 0, 4, 1, 0, 8 },        /* Y */
459            { 0, 6, 0, 0, 8 },        /* U */
460            { 0, 6, 3, 0, 8 },        /* V */
461        },
462    },
463    [AV_PIX_FMT_BGR8] = {
464        .name = "bgr8",
465        .nb_components = 3,
466        .log2_chroma_w = 0,
467        .log2_chroma_h = 0,
468        .comp = {
469            { 0, 1, 0, 0, 3 },        /* R */
470            { 0, 1, 0, 3, 3 },        /* G */
471            { 0, 1, 0, 6, 2 },        /* B */
472        },
473        .flags = AV_PIX_FMT_FLAG_RGB,
474    },
475    [AV_PIX_FMT_BGR4] = {
476        .name = "bgr4",
477        .nb_components = 3,
478        .log2_chroma_w = 0,
479        .log2_chroma_h = 0,
480        .comp = {
481            { 0, 4, 3, 0, 1 },        /* R */
482            { 0, 4, 1, 0, 2 },        /* G */
483            { 0, 4, 0, 0, 1 },        /* B */
484        },
485        .flags = AV_PIX_FMT_FLAG_BITSTREAM | AV_PIX_FMT_FLAG_RGB,
486    },
487    [AV_PIX_FMT_BGR4_BYTE] = {
488        .name = "bgr4_byte",
489        .nb_components = 3,
490        .log2_chroma_w = 0,
491        .log2_chroma_h = 0,
492        .comp = {
493            { 0, 1, 0, 0, 1 },        /* R */
494            { 0, 1, 0, 1, 2 },        /* G */
495            { 0, 1, 0, 3, 1 },        /* B */
496        },
497        .flags = AV_PIX_FMT_FLAG_RGB,
498    },
499    [AV_PIX_FMT_RGB8] = {
500        .name = "rgb8",
501        .nb_components = 3,
502        .log2_chroma_w = 0,
503        .log2_chroma_h = 0,
504        .comp = {
505            { 0, 1, 0, 6, 2 },        /* R */
506            { 0, 1, 0, 3, 3 },        /* G */
507            { 0, 1, 0, 0, 3 },        /* B */
508        },
509        .flags = AV_PIX_FMT_FLAG_RGB,
510    },
511    [AV_PIX_FMT_RGB4] = {
512        .name = "rgb4",
513        .nb_components = 3,
514        .log2_chroma_w = 0,
515        .log2_chroma_h = 0,
516        .comp = {
517            { 0, 4, 0, 0, 1 },        /* R */
518            { 0, 4, 1, 0, 2 },        /* G */
519            { 0, 4, 3, 0, 1 },        /* B */
520        },
521        .flags = AV_PIX_FMT_FLAG_BITSTREAM | AV_PIX_FMT_FLAG_RGB,
522    },
523    [AV_PIX_FMT_RGB4_BYTE] = {
524        .name = "rgb4_byte",
525        .nb_components = 3,
526        .log2_chroma_w = 0,
527        .log2_chroma_h = 0,
528        .comp = {
529            { 0, 1, 0, 3, 1 },        /* R */
530            { 0, 1, 0, 1, 2 },        /* G */
531            { 0, 1, 0, 0, 1 },        /* B */
532        },
533        .flags = AV_PIX_FMT_FLAG_RGB,
534    },
535    [AV_PIX_FMT_NV12] = {
536        .name = "nv12",
537        .nb_components = 3,
538        .log2_chroma_w = 1,
539        .log2_chroma_h = 1,
540        .comp = {
541            { 0, 1, 0, 0, 8 },        /* Y */
542            { 1, 2, 0, 0, 8 },        /* U */
543            { 1, 2, 1, 0, 8 },        /* V */
544        },
545        .flags = AV_PIX_FMT_FLAG_PLANAR,
546    },
547    [AV_PIX_FMT_NV21] = {
548        .name = "nv21",
549        .nb_components = 3,
550        .log2_chroma_w = 1,
551        .log2_chroma_h = 1,
552        .comp = {
553            { 0, 1, 0, 0, 8 },        /* Y */
554            { 1, 2, 1, 0, 8 },        /* U */
555            { 1, 2, 0, 0, 8 },        /* V */
556        },
557        .flags = AV_PIX_FMT_FLAG_PLANAR,
558    },
559    [AV_PIX_FMT_ARGB] = {
560        .name = "argb",
561        .nb_components = 4,
562        .log2_chroma_w = 0,
563        .log2_chroma_h = 0,
564        .comp = {
565            { 0, 4, 1, 0, 8 },        /* R */
566            { 0, 4, 2, 0, 8 },        /* G */
567            { 0, 4, 3, 0, 8 },        /* B */
568            { 0, 4, 0, 0, 8 },        /* A */
569        },
570        .flags = AV_PIX_FMT_FLAG_RGB | AV_PIX_FMT_FLAG_ALPHA,
571    },
572    [AV_PIX_FMT_RGBA] = {
573        .name = "rgba",
574        .nb_components = 4,
575        .log2_chroma_w = 0,
576        .log2_chroma_h = 0,
577        .comp = {
578            { 0, 4, 0, 0, 8 },        /* R */
579            { 0, 4, 1, 0, 8 },        /* G */
580            { 0, 4, 2, 0, 8 },        /* B */
581            { 0, 4, 3, 0, 8 },        /* A */
582        },
583        .flags = AV_PIX_FMT_FLAG_RGB | AV_PIX_FMT_FLAG_ALPHA,
584    },
585    [AV_PIX_FMT_ABGR] = {
586        .name = "abgr",
587        .nb_components = 4,
588        .log2_chroma_w = 0,
589        .log2_chroma_h = 0,
590        .comp = {
591            { 0, 4, 3, 0, 8 },        /* R */
592            { 0, 4, 2, 0, 8 },        /* G */
593            { 0, 4, 1, 0, 8 },        /* B */
594            { 0, 4, 0, 0, 8 },        /* A */
595        },
596        .flags = AV_PIX_FMT_FLAG_RGB | AV_PIX_FMT_FLAG_ALPHA,
597    },
598    [AV_PIX_FMT_BGRA] = {
599        .name = "bgra",
600        .nb_components = 4,
601        .log2_chroma_w = 0,
602        .log2_chroma_h = 0,
603        .comp = {
604            { 0, 4, 2, 0, 8 },        /* R */
605            { 0, 4, 1, 0, 8 },        /* G */
606            { 0, 4, 0, 0, 8 },        /* B */
607            { 0, 4, 3, 0, 8 },        /* A */
608        },
609        .flags = AV_PIX_FMT_FLAG_RGB | AV_PIX_FMT_FLAG_ALPHA,
610    },
611    [AV_PIX_FMT_0RGB] = {
612        .name = "0rgb",
613        .nb_components= 3,
614        .log2_chroma_w= 0,
615        .log2_chroma_h= 0,
616        .comp = {
617            { 0, 4, 1, 0, 8 },        /* R */
618            { 0, 4, 2, 0, 8 },        /* G */
619            { 0, 4, 3, 0, 8 },        /* B */
620        },
621        .flags = AV_PIX_FMT_FLAG_RGB,
622    },
623    [AV_PIX_FMT_RGB0] = {
624        .name = "rgb0",
625        .nb_components= 3,
626        .log2_chroma_w= 0,
627        .log2_chroma_h= 0,
628        .comp = {
629            { 0, 4, 0, 0, 8 },        /* R */
630            { 0, 4, 1, 0, 8 },        /* G */
631            { 0, 4, 2, 0, 8 },        /* B */
632        },
633        .flags = AV_PIX_FMT_FLAG_RGB,
634    },
635    [AV_PIX_FMT_0BGR] = {
636        .name = "0bgr",
637        .nb_components= 3,
638        .log2_chroma_w= 0,
639        .log2_chroma_h= 0,
640        .comp = {
641            { 0, 4, 3, 0, 8 },        /* R */
642            { 0, 4, 2, 0, 8 },        /* G */
643            { 0, 4, 1, 0, 8 },        /* B */
644        },
645        .flags = AV_PIX_FMT_FLAG_RGB,
646    },
647    [AV_PIX_FMT_BGR0] = {
648        .name = "bgr0",
649        .nb_components= 3,
650        .log2_chroma_w= 0,
651        .log2_chroma_h= 0,
652        .comp = {
653            { 0, 4, 2, 0, 8 },        /* R */
654            { 0, 4, 1, 0, 8 },        /* G */
655            { 0, 4, 0, 0, 8 },        /* B */
656        },
657        .flags = AV_PIX_FMT_FLAG_RGB,
658    },
659    [AV_PIX_FMT_GRAY9BE] = {
660        .name = "gray9be",
661        .nb_components = 1,
662        .log2_chroma_w = 0,
663        .log2_chroma_h = 0,
664        .comp = {
665            { 0, 2, 0, 0, 9 },       /* Y */
666        },
667        .flags = AV_PIX_FMT_FLAG_BE,
668        .alias = "y9be",
669    },
670    [AV_PIX_FMT_GRAY9LE] = {
671        .name = "gray9le",
672        .nb_components = 1,
673        .log2_chroma_w = 0,
674        .log2_chroma_h = 0,
675        .comp = {
676            { 0, 2, 0, 0, 9 },       /* Y */
677        },
678        .alias = "y9le",
679    },
680    [AV_PIX_FMT_GRAY10BE] = {
681        .name = "gray10be",
682        .nb_components = 1,
683        .log2_chroma_w = 0,
684        .log2_chroma_h = 0,
685        .comp = {
686            { 0, 2, 0, 0, 10 },       /* Y */
687        },
688        .flags = AV_PIX_FMT_FLAG_BE,
689        .alias = "y10be",
690    },
691    [AV_PIX_FMT_GRAY10LE] = {
692        .name = "gray10le",
693        .nb_components = 1,
694        .log2_chroma_w = 0,
695        .log2_chroma_h = 0,
696        .comp = {
697            { 0, 2, 0, 0, 10 },       /* Y */
698        },
699        .alias = "y10le",
700    },
701    [AV_PIX_FMT_GRAY12BE] = {
702        .name = "gray12be",
703        .nb_components = 1,
704        .log2_chroma_w = 0,
705        .log2_chroma_h = 0,
706        .comp = {
707            { 0, 2, 0, 0, 12 },       /* Y */
708        },
709        .flags = AV_PIX_FMT_FLAG_BE,
710        .alias = "y12be",
711    },
712    [AV_PIX_FMT_GRAY12LE] = {
713        .name = "gray12le",
714        .nb_components = 1,
715        .log2_chroma_w = 0,
716        .log2_chroma_h = 0,
717        .comp = {
718            { 0, 2, 0, 0, 12 },       /* Y */
719        },
720        .alias = "y12le",
721    },
722    [AV_PIX_FMT_GRAY14BE] = {
723        .name = "gray14be",
724        .nb_components = 1,
725        .log2_chroma_w = 0,
726        .log2_chroma_h = 0,
727        .comp = {
728            { 0, 2, 0, 0, 14 },       /* Y */
729        },
730        .flags = AV_PIX_FMT_FLAG_BE,
731        .alias = "y14be",
732    },
733    [AV_PIX_FMT_GRAY14LE] = {
734        .name = "gray14le",
735        .nb_components = 1,
736        .log2_chroma_w = 0,
737        .log2_chroma_h = 0,
738        .comp = {
739            { 0, 2, 0, 0, 14 },       /* Y */
740        },
741        .alias = "y14le",
742    },
743    [AV_PIX_FMT_GRAY16BE] = {
744        .name = "gray16be",
745        .nb_components = 1,
746        .log2_chroma_w = 0,
747        .log2_chroma_h = 0,
748        .comp = {
749            { 0, 2, 0, 0, 16 },       /* Y */
750        },
751        .flags = AV_PIX_FMT_FLAG_BE,
752        .alias = "y16be",
753    },
754    [AV_PIX_FMT_GRAY16LE] = {
755        .name = "gray16le",
756        .nb_components = 1,
757        .log2_chroma_w = 0,
758        .log2_chroma_h = 0,
759        .comp = {
760            { 0, 2, 0, 0, 16 },       /* Y */
761        },
762        .alias = "y16le",
763    },
764    [AV_PIX_FMT_YUV440P] = {
765        .name = "yuv440p",
766        .nb_components = 3,
767        .log2_chroma_w = 0,
768        .log2_chroma_h = 1,
769        .comp = {
770            { 0, 1, 0, 0, 8 },        /* Y */
771            { 1, 1, 0, 0, 8 },        /* U */
772            { 2, 1, 0, 0, 8 },        /* V */
773        },
774        .flags = AV_PIX_FMT_FLAG_PLANAR,
775    },
776    [AV_PIX_FMT_YUVJ440P] = {
777        .name = "yuvj440p",
778        .nb_components = 3,
779        .log2_chroma_w = 0,
780        .log2_chroma_h = 1,
781        .comp = {
782            { 0, 1, 0, 0, 8 },        /* Y */
783            { 1, 1, 0, 0, 8 },        /* U */
784            { 2, 1, 0, 0, 8 },        /* V */
785        },
786        .flags = AV_PIX_FMT_FLAG_PLANAR,
787    },
788    [AV_PIX_FMT_YUV440P10LE] = {
789        .name = "yuv440p10le",
790        .nb_components = 3,
791        .log2_chroma_w = 0,
792        .log2_chroma_h = 1,
793        .comp = {
794            { 0, 2, 0, 0, 10 },        /* Y */
795            { 1, 2, 0, 0, 10 },        /* U */
796            { 2, 2, 0, 0, 10 },        /* V */
797        },
798        .flags = AV_PIX_FMT_FLAG_PLANAR,
799    },
800    [AV_PIX_FMT_YUV440P10BE] = {
801        .name = "yuv440p10be",
802        .nb_components = 3,
803        .log2_chroma_w = 0,
804        .log2_chroma_h = 1,
805        .comp = {
806            { 0, 2, 0, 0, 10 },        /* Y */
807            { 1, 2, 0, 0, 10 },        /* U */
808            { 2, 2, 0, 0, 10 },        /* V */
809        },
810        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR,
811    },
812    [AV_PIX_FMT_YUV440P12LE] = {
813        .name = "yuv440p12le",
814        .nb_components = 3,
815        .log2_chroma_w = 0,
816        .log2_chroma_h = 1,
817        .comp = {
818            { 0, 2, 0, 0, 12 },        /* Y */
819            { 1, 2, 0, 0, 12 },        /* U */
820            { 2, 2, 0, 0, 12 },        /* V */
821        },
822        .flags = AV_PIX_FMT_FLAG_PLANAR,
823    },
824    [AV_PIX_FMT_YUV440P12BE] = {
825        .name = "yuv440p12be",
826        .nb_components = 3,
827        .log2_chroma_w = 0,
828        .log2_chroma_h = 1,
829        .comp = {
830            { 0, 2, 0, 0, 12 },        /* Y */
831            { 1, 2, 0, 0, 12 },        /* U */
832            { 2, 2, 0, 0, 12 },        /* V */
833        },
834        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR,
835    },
836    [AV_PIX_FMT_YUVA420P] = {
837        .name = "yuva420p",
838        .nb_components = 4,
839        .log2_chroma_w = 1,
840        .log2_chroma_h = 1,
841        .comp = {
842            { 0, 1, 0, 0, 8 },        /* Y */
843            { 1, 1, 0, 0, 8 },        /* U */
844            { 2, 1, 0, 0, 8 },        /* V */
845            { 3, 1, 0, 0, 8 },        /* A */
846        },
847        .flags = AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_ALPHA,
848    },
849    [AV_PIX_FMT_YUVA422P] = {
850        .name = "yuva422p",
851        .nb_components = 4,
852        .log2_chroma_w = 1,
853        .log2_chroma_h = 0,
854        .comp = {
855            { 0, 1, 0, 0, 8 },        /* Y */
856            { 1, 1, 0, 0, 8 },        /* U */
857            { 2, 1, 0, 0, 8 },        /* V */
858            { 3, 1, 0, 0, 8 },        /* A */
859        },
860        .flags = AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_ALPHA,
861    },
862    [AV_PIX_FMT_YUVA444P] = {
863        .name = "yuva444p",
864        .nb_components = 4,
865        .log2_chroma_w = 0,
866        .log2_chroma_h = 0,
867        .comp = {
868            { 0, 1, 0, 0, 8 },        /* Y */
869            { 1, 1, 0, 0, 8 },        /* U */
870            { 2, 1, 0, 0, 8 },        /* V */
871            { 3, 1, 0, 0, 8 },        /* A */
872        },
873        .flags = AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_ALPHA,
874    },
875    [AV_PIX_FMT_YUVA420P9BE] = {
876        .name = "yuva420p9be",
877        .nb_components = 4,
878        .log2_chroma_w = 1,
879        .log2_chroma_h = 1,
880        .comp = {
881            { 0, 2, 0, 0, 9 },        /* Y */
882            { 1, 2, 0, 0, 9 },        /* U */
883            { 2, 2, 0, 0, 9 },        /* V */
884            { 3, 2, 0, 0, 9 },        /* A */
885        },
886        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_ALPHA,
887    },
888    [AV_PIX_FMT_YUVA420P9LE] = {
889        .name = "yuva420p9le",
890        .nb_components = 4,
891        .log2_chroma_w = 1,
892        .log2_chroma_h = 1,
893        .comp = {
894            { 0, 2, 0, 0, 9 },        /* Y */
895            { 1, 2, 0, 0, 9 },        /* U */
896            { 2, 2, 0, 0, 9 },        /* V */
897            { 3, 2, 0, 0, 9 },        /* A */
898        },
899        .flags = AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_ALPHA,
900    },
901    [AV_PIX_FMT_YUVA422P9BE] = {
902        .name = "yuva422p9be",
903        .nb_components = 4,
904        .log2_chroma_w = 1,
905        .log2_chroma_h = 0,
906        .comp = {
907            { 0, 2, 0, 0, 9 },        /* Y */
908            { 1, 2, 0, 0, 9 },        /* U */
909            { 2, 2, 0, 0, 9 },        /* V */
910            { 3, 2, 0, 0, 9 },        /* A */
911        },
912        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_ALPHA,
913    },
914    [AV_PIX_FMT_YUVA422P9LE] = {
915        .name = "yuva422p9le",
916        .nb_components = 4,
917        .log2_chroma_w = 1,
918        .log2_chroma_h = 0,
919        .comp = {
920            { 0, 2, 0, 0, 9 },        /* Y */
921            { 1, 2, 0, 0, 9 },        /* U */
922            { 2, 2, 0, 0, 9 },        /* V */
923            { 3, 2, 0, 0, 9 },        /* A */
924        },
925        .flags = AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_ALPHA,
926    },
927    [AV_PIX_FMT_YUVA444P9BE] = {
928        .name = "yuva444p9be",
929        .nb_components = 4,
930        .log2_chroma_w = 0,
931        .log2_chroma_h = 0,
932        .comp = {
933            { 0, 2, 0, 0, 9 },        /* Y */
934            { 1, 2, 0, 0, 9 },        /* U */
935            { 2, 2, 0, 0, 9 },        /* V */
936            { 3, 2, 0, 0, 9 },        /* A */
937        },
938        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_ALPHA,
939    },
940    [AV_PIX_FMT_YUVA444P9LE] = {
941        .name = "yuva444p9le",
942        .nb_components = 4,
943        .log2_chroma_w = 0,
944        .log2_chroma_h = 0,
945        .comp = {
946            { 0, 2, 0, 0, 9 },        /* Y */
947            { 1, 2, 0, 0, 9 },        /* U */
948            { 2, 2, 0, 0, 9 },        /* V */
949            { 3, 2, 0, 0, 9 },        /* A */
950        },
951        .flags = AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_ALPHA,
952    },
953    [AV_PIX_FMT_YUVA420P10BE] = {
954        .name = "yuva420p10be",
955        .nb_components = 4,
956        .log2_chroma_w = 1,
957        .log2_chroma_h = 1,
958        .comp = {
959            { 0, 2, 0, 0, 10 },        /* Y */
960            { 1, 2, 0, 0, 10 },        /* U */
961            { 2, 2, 0, 0, 10 },        /* V */
962            { 3, 2, 0, 0, 10 },        /* A */
963        },
964        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_ALPHA,
965    },
966    [AV_PIX_FMT_YUVA420P10LE] = {
967        .name = "yuva420p10le",
968        .nb_components = 4,
969        .log2_chroma_w = 1,
970        .log2_chroma_h = 1,
971        .comp = {
972            { 0, 2, 0, 0, 10 },        /* Y */
973            { 1, 2, 0, 0, 10 },        /* U */
974            { 2, 2, 0, 0, 10 },        /* V */
975            { 3, 2, 0, 0, 10 },        /* A */
976        },
977        .flags = AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_ALPHA,
978    },
979    [AV_PIX_FMT_YUVA422P10BE] = {
980        .name = "yuva422p10be",
981        .nb_components = 4,
982        .log2_chroma_w = 1,
983        .log2_chroma_h = 0,
984        .comp = {
985            { 0, 2, 0, 0, 10 },        /* Y */
986            { 1, 2, 0, 0, 10 },        /* U */
987            { 2, 2, 0, 0, 10 },        /* V */
988            { 3, 2, 0, 0, 10 },        /* A */
989        },
990        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_ALPHA,
991    },
992    [AV_PIX_FMT_YUVA422P10LE] = {
993        .name = "yuva422p10le",
994        .nb_components = 4,
995        .log2_chroma_w = 1,
996        .log2_chroma_h = 0,
997        .comp = {
998            { 0, 2, 0, 0, 10 },        /* Y */
999            { 1, 2, 0, 0, 10 },        /* U */
1000            { 2, 2, 0, 0, 10 },        /* V */
1001            { 3, 2, 0, 0, 10 },        /* A */
1002        },
1003        .flags = AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_ALPHA,
1004    },
1005    [AV_PIX_FMT_YUVA444P10BE] = {
1006        .name = "yuva444p10be",
1007        .nb_components = 4,
1008        .log2_chroma_w = 0,
1009        .log2_chroma_h = 0,
1010        .comp = {
1011            { 0, 2, 0, 0, 10 },        /* Y */
1012            { 1, 2, 0, 0, 10 },        /* U */
1013            { 2, 2, 0, 0, 10 },        /* V */
1014            { 3, 2, 0, 0, 10 },        /* A */
1015        },
1016        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_ALPHA,
1017    },
1018    [AV_PIX_FMT_YUVA444P10LE] = {
1019        .name = "yuva444p10le",
1020        .nb_components = 4,
1021        .log2_chroma_w = 0,
1022        .log2_chroma_h = 0,
1023        .comp = {
1024            { 0, 2, 0, 0, 10 },        /* Y */
1025            { 1, 2, 0, 0, 10 },        /* U */
1026            { 2, 2, 0, 0, 10 },        /* V */
1027            { 3, 2, 0, 0, 10 },        /* A */
1028        },
1029        .flags = AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_ALPHA,
1030    },
1031    [AV_PIX_FMT_YUVA420P16BE] = {
1032        .name = "yuva420p16be",
1033        .nb_components = 4,
1034        .log2_chroma_w = 1,
1035        .log2_chroma_h = 1,
1036        .comp = {
1037            { 0, 2, 0, 0, 16 },        /* Y */
1038            { 1, 2, 0, 0, 16 },        /* U */
1039            { 2, 2, 0, 0, 16 },        /* V */
1040            { 3, 2, 0, 0, 16 },        /* A */
1041        },
1042        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_ALPHA,
1043    },
1044    [AV_PIX_FMT_YUVA420P16LE] = {
1045        .name = "yuva420p16le",
1046        .nb_components = 4,
1047        .log2_chroma_w = 1,
1048        .log2_chroma_h = 1,
1049        .comp = {
1050            { 0, 2, 0, 0, 16 },        /* Y */
1051            { 1, 2, 0, 0, 16 },        /* U */
1052            { 2, 2, 0, 0, 16 },        /* V */
1053            { 3, 2, 0, 0, 16 },        /* A */
1054        },
1055        .flags = AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_ALPHA,
1056    },
1057    [AV_PIX_FMT_YUVA422P16BE] = {
1058        .name = "yuva422p16be",
1059        .nb_components = 4,
1060        .log2_chroma_w = 1,
1061        .log2_chroma_h = 0,
1062        .comp = {
1063            { 0, 2, 0, 0, 16 },        /* Y */
1064            { 1, 2, 0, 0, 16 },        /* U */
1065            { 2, 2, 0, 0, 16 },        /* V */
1066            { 3, 2, 0, 0, 16 },        /* A */
1067        },
1068        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_ALPHA,
1069    },
1070    [AV_PIX_FMT_YUVA422P16LE] = {
1071        .name = "yuva422p16le",
1072        .nb_components = 4,
1073        .log2_chroma_w = 1,
1074        .log2_chroma_h = 0,
1075        .comp = {
1076            { 0, 2, 0, 0, 16 },        /* Y */
1077            { 1, 2, 0, 0, 16 },        /* U */
1078            { 2, 2, 0, 0, 16 },        /* V */
1079            { 3, 2, 0, 0, 16 },        /* A */
1080        },
1081        .flags = AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_ALPHA,
1082    },
1083    [AV_PIX_FMT_YUVA444P16BE] = {
1084        .name = "yuva444p16be",
1085        .nb_components = 4,
1086        .log2_chroma_w = 0,
1087        .log2_chroma_h = 0,
1088        .comp = {
1089            { 0, 2, 0, 0, 16 },        /* Y */
1090            { 1, 2, 0, 0, 16 },        /* U */
1091            { 2, 2, 0, 0, 16 },        /* V */
1092            { 3, 2, 0, 0, 16 },        /* A */
1093        },
1094        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_ALPHA,
1095    },
1096    [AV_PIX_FMT_YUVA444P16LE] = {
1097        .name = "yuva444p16le",
1098        .nb_components = 4,
1099        .log2_chroma_w = 0,
1100        .log2_chroma_h = 0,
1101        .comp = {
1102            { 0, 2, 0, 0, 16 },        /* Y */
1103            { 1, 2, 0, 0, 16 },        /* U */
1104            { 2, 2, 0, 0, 16 },        /* V */
1105            { 3, 2, 0, 0, 16 },        /* A */
1106        },
1107        .flags = AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_ALPHA,
1108    },
1109    [AV_PIX_FMT_RGB48BE] = {
1110        .name = "rgb48be",
1111        .nb_components = 3,
1112        .log2_chroma_w = 0,
1113        .log2_chroma_h = 0,
1114        .comp = {
1115            { 0, 6, 0, 0, 16 },       /* R */
1116            { 0, 6, 2, 0, 16 },       /* G */
1117            { 0, 6, 4, 0, 16 },       /* B */
1118        },
1119        .flags = AV_PIX_FMT_FLAG_RGB | AV_PIX_FMT_FLAG_BE,
1120    },
1121    [AV_PIX_FMT_RGB48LE] = {
1122        .name = "rgb48le",
1123        .nb_components = 3,
1124        .log2_chroma_w = 0,
1125        .log2_chroma_h = 0,
1126        .comp = {
1127            { 0, 6, 0, 0, 16 },       /* R */
1128            { 0, 6, 2, 0, 16 },       /* G */
1129            { 0, 6, 4, 0, 16 },       /* B */
1130        },
1131        .flags = AV_PIX_FMT_FLAG_RGB,
1132    },
1133    [AV_PIX_FMT_RGBA64BE] = {
1134        .name = "rgba64be",
1135        .nb_components = 4,
1136        .log2_chroma_w = 0,
1137        .log2_chroma_h = 0,
1138        .comp = {
1139            { 0, 8, 0, 0, 16 },       /* R */
1140            { 0, 8, 2, 0, 16 },       /* G */
1141            { 0, 8, 4, 0, 16 },       /* B */
1142            { 0, 8, 6, 0, 16 },       /* A */
1143        },
1144        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_RGB | AV_PIX_FMT_FLAG_ALPHA,
1145    },
1146    [AV_PIX_FMT_RGBA64LE] = {
1147        .name = "rgba64le",
1148        .nb_components = 4,
1149        .log2_chroma_w = 0,
1150        .log2_chroma_h = 0,
1151        .comp = {
1152            { 0, 8, 0, 0, 16 },       /* R */
1153            { 0, 8, 2, 0, 16 },       /* G */
1154            { 0, 8, 4, 0, 16 },       /* B */
1155            { 0, 8, 6, 0, 16 },       /* A */
1156        },
1157        .flags = AV_PIX_FMT_FLAG_RGB | AV_PIX_FMT_FLAG_ALPHA,
1158    },
1159    [AV_PIX_FMT_RGB565BE] = {
1160        .name = "rgb565be",
1161        .nb_components = 3,
1162        .log2_chroma_w = 0,
1163        .log2_chroma_h = 0,
1164        .comp = {
1165            { 0, 2, -1, 3, 5 },        /* R */
1166            { 0, 2,  0, 5, 6 },        /* G */
1167            { 0, 2,  0, 0, 5 },        /* B */
1168        },
1169        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_RGB,
1170    },
1171    [AV_PIX_FMT_RGB565LE] = {
1172        .name = "rgb565le",
1173        .nb_components = 3,
1174        .log2_chroma_w = 0,
1175        .log2_chroma_h = 0,
1176        .comp = {
1177            { 0, 2, 1, 3, 5 },        /* R */
1178            { 0, 2, 0, 5, 6 },        /* G */
1179            { 0, 2, 0, 0, 5 },        /* B */
1180        },
1181        .flags = AV_PIX_FMT_FLAG_RGB,
1182    },
1183    [AV_PIX_FMT_RGB555BE] = {
1184        .name = "rgb555be",
1185        .nb_components = 3,
1186        .log2_chroma_w = 0,
1187        .log2_chroma_h = 0,
1188        .comp = {
1189            { 0, 2, -1, 2, 5 },        /* R */
1190            { 0, 2,  0, 5, 5 },        /* G */
1191            { 0, 2,  0, 0, 5 },        /* B */
1192        },
1193        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_RGB,
1194    },
1195    [AV_PIX_FMT_RGB555LE] = {
1196        .name = "rgb555le",
1197        .nb_components = 3,
1198        .log2_chroma_w = 0,
1199        .log2_chroma_h = 0,
1200        .comp = {
1201            { 0, 2, 1, 2, 5 },        /* R */
1202            { 0, 2, 0, 5, 5 },        /* G */
1203            { 0, 2, 0, 0, 5 },        /* B */
1204        },
1205        .flags = AV_PIX_FMT_FLAG_RGB,
1206    },
1207    [AV_PIX_FMT_RGB444BE] = {
1208        .name = "rgb444be",
1209        .nb_components = 3,
1210        .log2_chroma_w = 0,
1211        .log2_chroma_h = 0,
1212        .comp = {
1213            { 0, 2, -1, 0, 4 },        /* R */
1214            { 0, 2,  0, 4, 4 },        /* G */
1215            { 0, 2,  0, 0, 4 },        /* B */
1216        },
1217        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_RGB,
1218    },
1219    [AV_PIX_FMT_RGB444LE] = {
1220        .name = "rgb444le",
1221        .nb_components = 3,
1222        .log2_chroma_w = 0,
1223        .log2_chroma_h = 0,
1224        .comp = {
1225            { 0, 2, 1, 0, 4 },        /* R */
1226            { 0, 2, 0, 4, 4 },        /* G */
1227            { 0, 2, 0, 0, 4 },        /* B */
1228        },
1229        .flags = AV_PIX_FMT_FLAG_RGB,
1230    },
1231    [AV_PIX_FMT_BGR48BE] = {
1232        .name = "bgr48be",
1233        .nb_components = 3,
1234        .log2_chroma_w = 0,
1235        .log2_chroma_h = 0,
1236        .comp = {
1237            { 0, 6, 4, 0, 16 },       /* R */
1238            { 0, 6, 2, 0, 16 },       /* G */
1239            { 0, 6, 0, 0, 16 },       /* B */
1240        },
1241        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_RGB,
1242    },
1243    [AV_PIX_FMT_BGR48LE] = {
1244        .name = "bgr48le",
1245        .nb_components = 3,
1246        .log2_chroma_w = 0,
1247        .log2_chroma_h = 0,
1248        .comp = {
1249            { 0, 6, 4, 0, 16 },       /* R */
1250            { 0, 6, 2, 0, 16 },       /* G */
1251            { 0, 6, 0, 0, 16 },       /* B */
1252        },
1253        .flags = AV_PIX_FMT_FLAG_RGB,
1254    },
1255    [AV_PIX_FMT_BGRA64BE] = {
1256        .name = "bgra64be",
1257        .nb_components = 4,
1258        .log2_chroma_w = 0,
1259        .log2_chroma_h = 0,
1260        .comp = {
1261            { 0, 8, 4, 0, 16 },       /* R */
1262            { 0, 8, 2, 0, 16 },       /* G */
1263            { 0, 8, 0, 0, 16 },       /* B */
1264            { 0, 8, 6, 0, 16 },       /* A */
1265        },
1266        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_RGB | AV_PIX_FMT_FLAG_ALPHA,
1267    },
1268    [AV_PIX_FMT_BGRA64LE] = {
1269        .name = "bgra64le",
1270        .nb_components = 4,
1271        .log2_chroma_w = 0,
1272        .log2_chroma_h = 0,
1273        .comp = {
1274            { 0, 8, 4, 0, 16 },       /* R */
1275            { 0, 8, 2, 0, 16 },       /* G */
1276            { 0, 8, 0, 0, 16 },       /* B */
1277            { 0, 8, 6, 0, 16 },       /* A */
1278        },
1279        .flags = AV_PIX_FMT_FLAG_RGB | AV_PIX_FMT_FLAG_ALPHA,
1280    },
1281    [AV_PIX_FMT_BGR565BE] = {
1282        .name = "bgr565be",
1283        .nb_components = 3,
1284        .log2_chroma_w = 0,
1285        .log2_chroma_h = 0,
1286        .comp = {
1287            { 0, 2,  0, 0, 5 },        /* R */
1288            { 0, 2,  0, 5, 6 },        /* G */
1289            { 0, 2, -1, 3, 5 },        /* B */
1290        },
1291        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_RGB,
1292    },
1293    [AV_PIX_FMT_BGR565LE] = {
1294        .name = "bgr565le",
1295        .nb_components = 3,
1296        .log2_chroma_w = 0,
1297        .log2_chroma_h = 0,
1298        .comp = {
1299            { 0, 2, 0, 0, 5 },        /* R */
1300            { 0, 2, 0, 5, 6 },        /* G */
1301            { 0, 2, 1, 3, 5 },        /* B */
1302        },
1303        .flags = AV_PIX_FMT_FLAG_RGB,
1304    },
1305    [AV_PIX_FMT_BGR555BE] = {
1306        .name = "bgr555be",
1307        .nb_components = 3,
1308        .log2_chroma_w = 0,
1309        .log2_chroma_h = 0,
1310        .comp = {
1311            { 0, 2,  0, 0, 5 },       /* R */
1312            { 0, 2,  0, 5, 5 },       /* G */
1313            { 0, 2, -1, 2, 5 },       /* B */
1314        },
1315        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_RGB,
1316     },
1317    [AV_PIX_FMT_BGR555LE] = {
1318        .name = "bgr555le",
1319        .nb_components = 3,
1320        .log2_chroma_w = 0,
1321        .log2_chroma_h = 0,
1322        .comp = {
1323            { 0, 2, 0, 0, 5 },        /* R */
1324            { 0, 2, 0, 5, 5 },        /* G */
1325            { 0, 2, 1, 2, 5 },        /* B */
1326        },
1327        .flags = AV_PIX_FMT_FLAG_RGB,
1328    },
1329    [AV_PIX_FMT_BGR444BE] = {
1330        .name = "bgr444be",
1331        .nb_components = 3,
1332        .log2_chroma_w = 0,
1333        .log2_chroma_h = 0,
1334        .comp = {
1335            { 0, 2,  0, 0, 4 },       /* R */
1336            { 0, 2,  0, 4, 4 },       /* G */
1337            { 0, 2, -1, 0, 4 },       /* B */
1338        },
1339        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_RGB,
1340     },
1341    [AV_PIX_FMT_BGR444LE] = {
1342        .name = "bgr444le",
1343        .nb_components = 3,
1344        .log2_chroma_w = 0,
1345        .log2_chroma_h = 0,
1346        .comp = {
1347            { 0, 2, 0, 0, 4 },        /* R */
1348            { 0, 2, 0, 4, 4 },        /* G */
1349            { 0, 2, 1, 0, 4 },        /* B */
1350        },
1351        .flags = AV_PIX_FMT_FLAG_RGB,
1352    },
1353    [AV_PIX_FMT_VAAPI] = {
1354        .name = "vaapi",
1355        .log2_chroma_w = 1,
1356        .log2_chroma_h = 1,
1357        .flags = AV_PIX_FMT_FLAG_HWACCEL,
1358    },
1359    [AV_PIX_FMT_YUV420P9LE] = {
1360        .name = "yuv420p9le",
1361        .nb_components = 3,
1362        .log2_chroma_w = 1,
1363        .log2_chroma_h = 1,
1364        .comp = {
1365            { 0, 2, 0, 0, 9 },        /* Y */
1366            { 1, 2, 0, 0, 9 },        /* U */
1367            { 2, 2, 0, 0, 9 },        /* V */
1368        },
1369        .flags = AV_PIX_FMT_FLAG_PLANAR,
1370    },
1371    [AV_PIX_FMT_YUV420P9BE] = {
1372        .name = "yuv420p9be",
1373        .nb_components = 3,
1374        .log2_chroma_w = 1,
1375        .log2_chroma_h = 1,
1376        .comp = {
1377            { 0, 2, 0, 0, 9 },        /* Y */
1378            { 1, 2, 0, 0, 9 },        /* U */
1379            { 2, 2, 0, 0, 9 },        /* V */
1380        },
1381        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR,
1382    },
1383    [AV_PIX_FMT_YUV420P10LE] = {
1384        .name = "yuv420p10le",
1385        .nb_components = 3,
1386        .log2_chroma_w = 1,
1387        .log2_chroma_h = 1,
1388        .comp = {
1389            { 0, 2, 0, 0, 10 },        /* Y */
1390            { 1, 2, 0, 0, 10 },        /* U */
1391            { 2, 2, 0, 0, 10 },        /* V */
1392        },
1393        .flags = AV_PIX_FMT_FLAG_PLANAR,
1394    },
1395    [AV_PIX_FMT_YUV420P10BE] = {
1396        .name = "yuv420p10be",
1397        .nb_components = 3,
1398        .log2_chroma_w = 1,
1399        .log2_chroma_h = 1,
1400        .comp = {
1401            { 0, 2, 0, 0, 10 },        /* Y */
1402            { 1, 2, 0, 0, 10 },        /* U */
1403            { 2, 2, 0, 0, 10 },        /* V */
1404        },
1405        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR,
1406    },
1407    [AV_PIX_FMT_YUV420P12LE] = {
1408        .name = "yuv420p12le",
1409        .nb_components = 3,
1410        .log2_chroma_w = 1,
1411        .log2_chroma_h = 1,
1412        .comp = {
1413            { 0, 2, 0, 0, 12 },        /* Y */
1414            { 1, 2, 0, 0, 12 },        /* U */
1415            { 2, 2, 0, 0, 12 },        /* V */
1416        },
1417        .flags = AV_PIX_FMT_FLAG_PLANAR,
1418    },
1419    [AV_PIX_FMT_YUV420P12BE] = {
1420        .name = "yuv420p12be",
1421        .nb_components = 3,
1422        .log2_chroma_w = 1,
1423        .log2_chroma_h = 1,
1424        .comp = {
1425            { 0, 2, 0, 0, 12 },        /* Y */
1426            { 1, 2, 0, 0, 12 },        /* U */
1427            { 2, 2, 0, 0, 12 },        /* V */
1428        },
1429        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR,
1430    },
1431    [AV_PIX_FMT_YUV420P14LE] = {
1432        .name = "yuv420p14le",
1433        .nb_components = 3,
1434        .log2_chroma_w = 1,
1435        .log2_chroma_h = 1,
1436        .comp = {
1437            { 0, 2, 0, 0, 14 },        /* Y */
1438            { 1, 2, 0, 0, 14 },        /* U */
1439            { 2, 2, 0, 0, 14 },        /* V */
1440        },
1441        .flags = AV_PIX_FMT_FLAG_PLANAR,
1442    },
1443    [AV_PIX_FMT_YUV420P14BE] = {
1444        .name = "yuv420p14be",
1445        .nb_components = 3,
1446        .log2_chroma_w = 1,
1447        .log2_chroma_h = 1,
1448        .comp = {
1449            { 0, 2, 0, 0, 14 },        /* Y */
1450            { 1, 2, 0, 0, 14 },        /* U */
1451            { 2, 2, 0, 0, 14 },        /* V */
1452        },
1453        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR,
1454    },
1455    [AV_PIX_FMT_YUV420P16LE] = {
1456        .name = "yuv420p16le",
1457        .nb_components = 3,
1458        .log2_chroma_w = 1,
1459        .log2_chroma_h = 1,
1460        .comp = {
1461            { 0, 2, 0, 0, 16 },        /* Y */
1462            { 1, 2, 0, 0, 16 },        /* U */
1463            { 2, 2, 0, 0, 16 },        /* V */
1464        },
1465        .flags = AV_PIX_FMT_FLAG_PLANAR,
1466    },
1467    [AV_PIX_FMT_YUV420P16BE] = {
1468        .name = "yuv420p16be",
1469        .nb_components = 3,
1470        .log2_chroma_w = 1,
1471        .log2_chroma_h = 1,
1472        .comp = {
1473            { 0, 2, 0, 0, 16 },        /* Y */
1474            { 1, 2, 0, 0, 16 },        /* U */
1475            { 2, 2, 0, 0, 16 },        /* V */
1476        },
1477        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR,
1478    },
1479    [AV_PIX_FMT_YUV422P9LE] = {
1480        .name = "yuv422p9le",
1481        .nb_components = 3,
1482        .log2_chroma_w = 1,
1483        .log2_chroma_h = 0,
1484        .comp = {
1485            { 0, 2, 0, 0, 9 },        /* Y */
1486            { 1, 2, 0, 0, 9 },        /* U */
1487            { 2, 2, 0, 0, 9 },        /* V */
1488        },
1489        .flags = AV_PIX_FMT_FLAG_PLANAR,
1490    },
1491    [AV_PIX_FMT_YUV422P9BE] = {
1492        .name = "yuv422p9be",
1493        .nb_components = 3,
1494        .log2_chroma_w = 1,
1495        .log2_chroma_h = 0,
1496        .comp = {
1497            { 0, 2, 0, 0, 9 },        /* Y */
1498            { 1, 2, 0, 0, 9 },        /* U */
1499            { 2, 2, 0, 0, 9 },        /* V */
1500        },
1501        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR,
1502    },
1503    [AV_PIX_FMT_YUV422P10LE] = {
1504        .name = "yuv422p10le",
1505        .nb_components = 3,
1506        .log2_chroma_w = 1,
1507        .log2_chroma_h = 0,
1508        .comp = {
1509            { 0, 2, 0, 0, 10 },        /* Y */
1510            { 1, 2, 0, 0, 10 },        /* U */
1511            { 2, 2, 0, 0, 10 },        /* V */
1512        },
1513        .flags = AV_PIX_FMT_FLAG_PLANAR,
1514    },
1515    [AV_PIX_FMT_YUV422P10BE] = {
1516        .name = "yuv422p10be",
1517        .nb_components = 3,
1518        .log2_chroma_w = 1,
1519        .log2_chroma_h = 0,
1520        .comp = {
1521            { 0, 2, 0, 0, 10 },        /* Y */
1522            { 1, 2, 0, 0, 10 },        /* U */
1523            { 2, 2, 0, 0, 10 },        /* V */
1524        },
1525        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR,
1526    },
1527    [AV_PIX_FMT_YUV422P12LE] = {
1528        .name = "yuv422p12le",
1529        .nb_components = 3,
1530        .log2_chroma_w = 1,
1531        .log2_chroma_h = 0,
1532        .comp = {
1533            { 0, 2, 0, 0, 12 },        /* Y */
1534            { 1, 2, 0, 0, 12 },        /* U */
1535            { 2, 2, 0, 0, 12 },        /* V */
1536        },
1537        .flags = AV_PIX_FMT_FLAG_PLANAR,
1538    },
1539    [AV_PIX_FMT_YUV422P12BE] = {
1540        .name = "yuv422p12be",
1541        .nb_components = 3,
1542        .log2_chroma_w = 1,
1543        .log2_chroma_h = 0,
1544        .comp = {
1545            { 0, 2, 0, 0, 12 },        /* Y */
1546            { 1, 2, 0, 0, 12 },        /* U */
1547            { 2, 2, 0, 0, 12 },        /* V */
1548        },
1549        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR,
1550    },
1551    [AV_PIX_FMT_YUV422P14LE] = {
1552        .name = "yuv422p14le",
1553        .nb_components = 3,
1554        .log2_chroma_w = 1,
1555        .log2_chroma_h = 0,
1556        .comp = {
1557            { 0, 2, 0, 0, 14 },        /* Y */
1558            { 1, 2, 0, 0, 14 },        /* U */
1559            { 2, 2, 0, 0, 14 },        /* V */
1560        },
1561        .flags = AV_PIX_FMT_FLAG_PLANAR,
1562    },
1563    [AV_PIX_FMT_YUV422P14BE] = {
1564        .name = "yuv422p14be",
1565        .nb_components = 3,
1566        .log2_chroma_w = 1,
1567        .log2_chroma_h = 0,
1568        .comp = {
1569            { 0, 2, 0, 0, 14 },        /* Y */
1570            { 1, 2, 0, 0, 14 },        /* U */
1571            { 2, 2, 0, 0, 14 },        /* V */
1572        },
1573        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR,
1574    },
1575    [AV_PIX_FMT_YUV422P16LE] = {
1576        .name = "yuv422p16le",
1577        .nb_components = 3,
1578        .log2_chroma_w = 1,
1579        .log2_chroma_h = 0,
1580        .comp = {
1581            { 0, 2, 0, 0, 16 },        /* Y */
1582            { 1, 2, 0, 0, 16 },        /* U */
1583            { 2, 2, 0, 0, 16 },        /* V */
1584        },
1585        .flags = AV_PIX_FMT_FLAG_PLANAR,
1586    },
1587    [AV_PIX_FMT_YUV422P16BE] = {
1588        .name = "yuv422p16be",
1589        .nb_components = 3,
1590        .log2_chroma_w = 1,
1591        .log2_chroma_h = 0,
1592        .comp = {
1593            { 0, 2, 0, 0, 16 },        /* Y */
1594            { 1, 2, 0, 0, 16 },        /* U */
1595            { 2, 2, 0, 0, 16 },        /* V */
1596        },
1597        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR,
1598    },
1599    [AV_PIX_FMT_YUV444P16LE] = {
1600        .name = "yuv444p16le",
1601        .nb_components = 3,
1602        .log2_chroma_w = 0,
1603        .log2_chroma_h = 0,
1604        .comp = {
1605            { 0, 2, 0, 0, 16 },        /* Y */
1606            { 1, 2, 0, 0, 16 },        /* U */
1607            { 2, 2, 0, 0, 16 },        /* V */
1608        },
1609        .flags = AV_PIX_FMT_FLAG_PLANAR,
1610    },
1611    [AV_PIX_FMT_YUV444P16BE] = {
1612        .name = "yuv444p16be",
1613        .nb_components = 3,
1614        .log2_chroma_w = 0,
1615        .log2_chroma_h = 0,
1616        .comp = {
1617            { 0, 2, 0, 0, 16 },        /* Y */
1618            { 1, 2, 0, 0, 16 },        /* U */
1619            { 2, 2, 0, 0, 16 },        /* V */
1620        },
1621        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR,
1622    },
1623    [AV_PIX_FMT_YUV444P10LE] = {
1624        .name = "yuv444p10le",
1625        .nb_components = 3,
1626        .log2_chroma_w = 0,
1627        .log2_chroma_h = 0,
1628        .comp = {
1629            { 0, 2, 0, 0, 10 },        /* Y */
1630            { 1, 2, 0, 0, 10 },        /* U */
1631            { 2, 2, 0, 0, 10 },        /* V */
1632        },
1633        .flags = AV_PIX_FMT_FLAG_PLANAR,
1634    },
1635    [AV_PIX_FMT_YUV444P10BE] = {
1636        .name = "yuv444p10be",
1637        .nb_components = 3,
1638        .log2_chroma_w = 0,
1639        .log2_chroma_h = 0,
1640        .comp = {
1641            { 0, 2, 0, 0, 10 },        /* Y */
1642            { 1, 2, 0, 0, 10 },        /* U */
1643            { 2, 2, 0, 0, 10 },        /* V */
1644        },
1645        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR,
1646    },
1647    [AV_PIX_FMT_YUV444P9LE] = {
1648        .name = "yuv444p9le",
1649        .nb_components = 3,
1650        .log2_chroma_w = 0,
1651        .log2_chroma_h = 0,
1652        .comp = {
1653            { 0, 2, 0, 0, 9 },        /* Y */
1654            { 1, 2, 0, 0, 9 },        /* U */
1655            { 2, 2, 0, 0, 9 },        /* V */
1656        },
1657        .flags = AV_PIX_FMT_FLAG_PLANAR,
1658    },
1659    [AV_PIX_FMT_YUV444P9BE] = {
1660        .name = "yuv444p9be",
1661        .nb_components = 3,
1662        .log2_chroma_w = 0,
1663        .log2_chroma_h = 0,
1664        .comp = {
1665            { 0, 2, 0, 0, 9 },        /* Y */
1666            { 1, 2, 0, 0, 9 },        /* U */
1667            { 2, 2, 0, 0, 9 },        /* V */
1668        },
1669        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR,
1670    },
1671    [AV_PIX_FMT_YUV444P12LE] = {
1672        .name = "yuv444p12le",
1673        .nb_components = 3,
1674        .log2_chroma_w = 0,
1675        .log2_chroma_h = 0,
1676        .comp = {
1677            { 0, 2, 0, 0, 12 },        /* Y */
1678            { 1, 2, 0, 0, 12 },        /* U */
1679            { 2, 2, 0, 0, 12 },        /* V */
1680        },
1681        .flags = AV_PIX_FMT_FLAG_PLANAR,
1682    },
1683    [AV_PIX_FMT_YUV444P12BE] = {
1684        .name = "yuv444p12be",
1685        .nb_components = 3,
1686        .log2_chroma_w = 0,
1687        .log2_chroma_h = 0,
1688        .comp = {
1689            { 0, 2, 0, 0, 12 },        /* Y */
1690            { 1, 2, 0, 0, 12 },        /* U */
1691            { 2, 2, 0, 0, 12 },        /* V */
1692        },
1693        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR,
1694    },
1695    [AV_PIX_FMT_YUV444P14LE] = {
1696        .name = "yuv444p14le",
1697        .nb_components = 3,
1698        .log2_chroma_w = 0,
1699        .log2_chroma_h = 0,
1700        .comp = {
1701            { 0, 2, 0, 0, 14 },        /* Y */
1702            { 1, 2, 0, 0, 14 },        /* U */
1703            { 2, 2, 0, 0, 14 },        /* V */
1704        },
1705        .flags = AV_PIX_FMT_FLAG_PLANAR,
1706    },
1707    [AV_PIX_FMT_YUV444P14BE] = {
1708        .name = "yuv444p14be",
1709        .nb_components = 3,
1710        .log2_chroma_w = 0,
1711        .log2_chroma_h = 0,
1712        .comp = {
1713            { 0, 2, 0, 0, 14 },        /* Y */
1714            { 1, 2, 0, 0, 14 },        /* U */
1715            { 2, 2, 0, 0, 14 },        /* V */
1716        },
1717        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR,
1718    },
1719    [AV_PIX_FMT_D3D11VA_VLD] = {
1720        .name = "d3d11va_vld",
1721        .log2_chroma_w = 1,
1722        .log2_chroma_h = 1,
1723        .flags = AV_PIX_FMT_FLAG_HWACCEL,
1724    },
1725    [AV_PIX_FMT_DXVA2_VLD] = {
1726        .name = "dxva2_vld",
1727        .log2_chroma_w = 1,
1728        .log2_chroma_h = 1,
1729        .flags = AV_PIX_FMT_FLAG_HWACCEL,
1730    },
1731    [AV_PIX_FMT_YA8] = {
1732        .name = "ya8",
1733        .nb_components = 2,
1734        .comp = {
1735            { 0, 2, 0, 0, 8 },        /* Y */
1736            { 0, 2, 1, 0, 8 },        /* A */
1737        },
1738        .flags = AV_PIX_FMT_FLAG_ALPHA,
1739        .alias = "gray8a",
1740    },
1741    [AV_PIX_FMT_YA16LE] = {
1742        .name = "ya16le",
1743        .nb_components = 2,
1744        .comp = {
1745            { 0, 4, 0, 0, 16 },        /* Y */
1746            { 0, 4, 2, 0, 16 },        /* A */
1747        },
1748        .flags = AV_PIX_FMT_FLAG_ALPHA,
1749    },
1750    [AV_PIX_FMT_YA16BE] = {
1751        .name = "ya16be",
1752        .nb_components = 2,
1753        .comp = {
1754            { 0, 4, 0, 0, 16 },        /* Y */
1755            { 0, 4, 2, 0, 16 },        /* A */
1756        },
1757        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_ALPHA,
1758    },
1759    [AV_PIX_FMT_VIDEOTOOLBOX] = {
1760        .name = "videotoolbox_vld",
1761        .flags = AV_PIX_FMT_FLAG_HWACCEL,
1762    },
1763    [AV_PIX_FMT_GBRP] = {
1764        .name = "gbrp",
1765        .nb_components = 3,
1766        .log2_chroma_w = 0,
1767        .log2_chroma_h = 0,
1768        .comp = {
1769            { 2, 1, 0, 0, 8 },        /* R */
1770            { 0, 1, 0, 0, 8 },        /* G */
1771            { 1, 1, 0, 0, 8 },        /* B */
1772        },
1773        .flags = AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_RGB,
1774    },
1775    [AV_PIX_FMT_GBRP9LE] = {
1776        .name = "gbrp9le",
1777        .nb_components = 3,
1778        .log2_chroma_w = 0,
1779        .log2_chroma_h = 0,
1780        .comp = {
1781            { 2, 2, 0, 0, 9 },        /* R */
1782            { 0, 2, 0, 0, 9 },        /* G */
1783            { 1, 2, 0, 0, 9 },        /* B */
1784        },
1785        .flags = AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_RGB,
1786    },
1787    [AV_PIX_FMT_GBRP9BE] = {
1788        .name = "gbrp9be",
1789        .nb_components = 3,
1790        .log2_chroma_w = 0,
1791        .log2_chroma_h = 0,
1792        .comp = {
1793            { 2, 2, 0, 0, 9 },        /* R */
1794            { 0, 2, 0, 0, 9 },        /* G */
1795            { 1, 2, 0, 0, 9 },        /* B */
1796        },
1797        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_RGB,
1798    },
1799    [AV_PIX_FMT_GBRP10LE] = {
1800        .name = "gbrp10le",
1801        .nb_components = 3,
1802        .log2_chroma_w = 0,
1803        .log2_chroma_h = 0,
1804        .comp = {
1805            { 2, 2, 0, 0, 10 },        /* R */
1806            { 0, 2, 0, 0, 10 },        /* G */
1807            { 1, 2, 0, 0, 10 },        /* B */
1808        },
1809        .flags = AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_RGB,
1810    },
1811    [AV_PIX_FMT_GBRP10BE] = {
1812        .name = "gbrp10be",
1813        .nb_components = 3,
1814        .log2_chroma_w = 0,
1815        .log2_chroma_h = 0,
1816        .comp = {
1817            { 2, 2, 0, 0, 10 },        /* R */
1818            { 0, 2, 0, 0, 10 },        /* G */
1819            { 1, 2, 0, 0, 10 },        /* B */
1820        },
1821        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_RGB,
1822    },
1823    [AV_PIX_FMT_GBRP12LE] = {
1824        .name = "gbrp12le",
1825        .nb_components = 3,
1826        .log2_chroma_w = 0,
1827        .log2_chroma_h = 0,
1828        .comp = {
1829            { 2, 2, 0, 0, 12 },        /* R */
1830            { 0, 2, 0, 0, 12 },        /* G */
1831            { 1, 2, 0, 0, 12 },        /* B */
1832        },
1833        .flags = AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_RGB,
1834    },
1835    [AV_PIX_FMT_GBRP12BE] = {
1836        .name = "gbrp12be",
1837        .nb_components = 3,
1838        .log2_chroma_w = 0,
1839        .log2_chroma_h = 0,
1840        .comp = {
1841            { 2, 2, 0, 0, 12 },        /* R */
1842            { 0, 2, 0, 0, 12 },        /* G */
1843            { 1, 2, 0, 0, 12 },        /* B */
1844        },
1845        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_RGB,
1846    },
1847    [AV_PIX_FMT_GBRP14LE] = {
1848        .name = "gbrp14le",
1849        .nb_components = 3,
1850        .log2_chroma_w = 0,
1851        .log2_chroma_h = 0,
1852        .comp = {
1853            { 2, 2, 0, 0, 14 },        /* R */
1854            { 0, 2, 0, 0, 14 },        /* G */
1855            { 1, 2, 0, 0, 14 },        /* B */
1856        },
1857        .flags = AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_RGB,
1858    },
1859    [AV_PIX_FMT_GBRP14BE] = {
1860        .name = "gbrp14be",
1861        .nb_components = 3,
1862        .log2_chroma_w = 0,
1863        .log2_chroma_h = 0,
1864        .comp = {
1865            { 2, 2, 0, 0, 14 },        /* R */
1866            { 0, 2, 0, 0, 14 },        /* G */
1867            { 1, 2, 0, 0, 14 },        /* B */
1868        },
1869        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_RGB,
1870    },
1871    [AV_PIX_FMT_GBRP16LE] = {
1872        .name = "gbrp16le",
1873        .nb_components = 3,
1874        .log2_chroma_w = 0,
1875        .log2_chroma_h = 0,
1876        .comp = {
1877            { 2, 2, 0, 0, 16 },       /* R */
1878            { 0, 2, 0, 0, 16 },       /* G */
1879            { 1, 2, 0, 0, 16 },       /* B */
1880        },
1881        .flags = AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_RGB,
1882    },
1883    [AV_PIX_FMT_GBRP16BE] = {
1884        .name = "gbrp16be",
1885        .nb_components = 3,
1886        .log2_chroma_w = 0,
1887        .log2_chroma_h = 0,
1888        .comp = {
1889            { 2, 2, 0, 0, 16 },       /* R */
1890            { 0, 2, 0, 0, 16 },       /* G */
1891            { 1, 2, 0, 0, 16 },       /* B */
1892        },
1893        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_RGB,
1894    },
1895    [AV_PIX_FMT_GBRAP] = {
1896        .name = "gbrap",
1897        .nb_components = 4,
1898        .log2_chroma_w = 0,
1899        .log2_chroma_h = 0,
1900        .comp = {
1901            { 2, 1, 0, 0, 8 },        /* R */
1902            { 0, 1, 0, 0, 8 },        /* G */
1903            { 1, 1, 0, 0, 8 },        /* B */
1904            { 3, 1, 0, 0, 8 },        /* A */
1905        },
1906        .flags = AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_RGB |
1907                 AV_PIX_FMT_FLAG_ALPHA,
1908    },
1909    [AV_PIX_FMT_GBRAP16LE] = {
1910        .name = "gbrap16le",
1911        .nb_components = 4,
1912        .log2_chroma_w = 0,
1913        .log2_chroma_h = 0,
1914        .comp = {
1915            { 2, 2, 0, 0, 16 },       /* R */
1916            { 0, 2, 0, 0, 16 },       /* G */
1917            { 1, 2, 0, 0, 16 },       /* B */
1918            { 3, 2, 0, 0, 16 },       /* A */
1919        },
1920        .flags = AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_RGB |
1921                 AV_PIX_FMT_FLAG_ALPHA,
1922    },
1923    [AV_PIX_FMT_GBRAP16BE] = {
1924        .name = "gbrap16be",
1925        .nb_components = 4,
1926        .log2_chroma_w = 0,
1927        .log2_chroma_h = 0,
1928        .comp = {
1929            { 2, 2, 0, 0, 16 },       /* R */
1930            { 0, 2, 0, 0, 16 },       /* G */
1931            { 1, 2, 0, 0, 16 },       /* B */
1932            { 3, 2, 0, 0, 16 },       /* A */
1933        },
1934        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR |
1935                 AV_PIX_FMT_FLAG_RGB | AV_PIX_FMT_FLAG_ALPHA,
1936    },
1937    [AV_PIX_FMT_VDPAU] = {
1938        .name = "vdpau",
1939        .log2_chroma_w = 1,
1940        .log2_chroma_h = 1,
1941        .flags = AV_PIX_FMT_FLAG_HWACCEL,
1942    },
1943    [AV_PIX_FMT_XYZ12LE] = {
1944        .name = "xyz12le",
1945        .nb_components = 3,
1946        .log2_chroma_w = 0,
1947        .log2_chroma_h = 0,
1948        .comp = {
1949            { 0, 6, 0, 4, 12 },       /* X */
1950            { 0, 6, 2, 4, 12 },       /* Y */
1951            { 0, 6, 4, 4, 12 },       /* Z */
1952      },
1953      /*.flags = -- not used*/
1954    },
1955    [AV_PIX_FMT_XYZ12BE] = {
1956        .name = "xyz12be",
1957        .nb_components = 3,
1958        .log2_chroma_w = 0,
1959        .log2_chroma_h = 0,
1960        .comp = {
1961            { 0, 6, 0, 4, 12 },       /* X */
1962            { 0, 6, 2, 4, 12 },       /* Y */
1963            { 0, 6, 4, 4, 12 },       /* Z */
1964       },
1965        .flags = AV_PIX_FMT_FLAG_BE,
1966    },
1967
1968#define BAYER8_DESC_COMMON \
1969        .nb_components= 3, \
1970        .log2_chroma_w= 0, \
1971        .log2_chroma_h= 0, \
1972        .comp = {          \
1973            { 0, 1, 0, 0, 2 }, \
1974            { 0, 1, 0, 0, 4 }, \
1975            { 0, 1, 0, 0, 2 }, \
1976        },                 \
1977
1978#define BAYER16_DESC_COMMON \
1979        .nb_components= 3, \
1980        .log2_chroma_w= 0, \
1981        .log2_chroma_h= 0, \
1982        .comp = {          \
1983            { 0, 2, 0, 0, 4 }, \
1984            { 0, 2, 0, 0, 8 }, \
1985            { 0, 2, 0, 0, 4 }, \
1986        },                 \
1987
1988    [AV_PIX_FMT_BAYER_BGGR8] = {
1989        .name = "bayer_bggr8",
1990        BAYER8_DESC_COMMON
1991        .flags = AV_PIX_FMT_FLAG_RGB | AV_PIX_FMT_FLAG_BAYER,
1992    },
1993    [AV_PIX_FMT_BAYER_BGGR16LE] = {
1994        .name = "bayer_bggr16le",
1995        BAYER16_DESC_COMMON
1996        .flags = AV_PIX_FMT_FLAG_RGB | AV_PIX_FMT_FLAG_BAYER,
1997    },
1998    [AV_PIX_FMT_BAYER_BGGR16BE] = {
1999        .name = "bayer_bggr16be",
2000        BAYER16_DESC_COMMON
2001        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_RGB | AV_PIX_FMT_FLAG_BAYER,
2002    },
2003    [AV_PIX_FMT_BAYER_RGGB8] = {
2004        .name = "bayer_rggb8",
2005        BAYER8_DESC_COMMON
2006        .flags = AV_PIX_FMT_FLAG_RGB | AV_PIX_FMT_FLAG_BAYER,
2007    },
2008    [AV_PIX_FMT_BAYER_RGGB16LE] = {
2009        .name = "bayer_rggb16le",
2010        BAYER16_DESC_COMMON
2011        .flags = AV_PIX_FMT_FLAG_RGB | AV_PIX_FMT_FLAG_BAYER,
2012    },
2013    [AV_PIX_FMT_BAYER_RGGB16BE] = {
2014        .name = "bayer_rggb16be",
2015        BAYER16_DESC_COMMON
2016        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_RGB | AV_PIX_FMT_FLAG_BAYER,
2017    },
2018    [AV_PIX_FMT_BAYER_GBRG8] = {
2019        .name = "bayer_gbrg8",
2020        BAYER8_DESC_COMMON
2021        .flags = AV_PIX_FMT_FLAG_RGB | AV_PIX_FMT_FLAG_BAYER,
2022    },
2023    [AV_PIX_FMT_BAYER_GBRG16LE] = {
2024        .name = "bayer_gbrg16le",
2025        BAYER16_DESC_COMMON
2026        .flags = AV_PIX_FMT_FLAG_RGB | AV_PIX_FMT_FLAG_BAYER,
2027    },
2028    [AV_PIX_FMT_BAYER_GBRG16BE] = {
2029        .name = "bayer_gbrg16be",
2030        BAYER16_DESC_COMMON
2031        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_RGB | AV_PIX_FMT_FLAG_BAYER,
2032    },
2033    [AV_PIX_FMT_BAYER_GRBG8] = {
2034        .name = "bayer_grbg8",
2035        BAYER8_DESC_COMMON
2036        .flags = AV_PIX_FMT_FLAG_RGB | AV_PIX_FMT_FLAG_BAYER,
2037    },
2038    [AV_PIX_FMT_BAYER_GRBG16LE] = {
2039        .name = "bayer_grbg16le",
2040        BAYER16_DESC_COMMON
2041        .flags = AV_PIX_FMT_FLAG_RGB | AV_PIX_FMT_FLAG_BAYER,
2042    },
2043    [AV_PIX_FMT_BAYER_GRBG16BE] = {
2044        .name = "bayer_grbg16be",
2045        BAYER16_DESC_COMMON
2046        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_RGB | AV_PIX_FMT_FLAG_BAYER,
2047    },
2048    [AV_PIX_FMT_NV16] = {
2049        .name = "nv16",
2050        .nb_components = 3,
2051        .log2_chroma_w = 1,
2052        .log2_chroma_h = 0,
2053        .comp = {
2054            { 0, 1, 0, 0, 8 },        /* Y */
2055            { 1, 2, 0, 0, 8 },        /* U */
2056            { 1, 2, 1, 0, 8 },        /* V */
2057        },
2058        .flags = AV_PIX_FMT_FLAG_PLANAR,
2059    },
2060    [AV_PIX_FMT_NV20LE] = {
2061        .name = "nv20le",
2062        .nb_components = 3,
2063        .log2_chroma_w = 1,
2064        .log2_chroma_h = 0,
2065        .comp = {
2066            { 0, 2, 0, 0, 10 },        /* Y */
2067            { 1, 4, 0, 0, 10 },        /* U */
2068            { 1, 4, 2, 0, 10 },        /* V */
2069        },
2070        .flags = AV_PIX_FMT_FLAG_PLANAR,
2071    },
2072    [AV_PIX_FMT_NV20BE] = {
2073        .name = "nv20be",
2074        .nb_components = 3,
2075        .log2_chroma_w = 1,
2076        .log2_chroma_h = 0,
2077        .comp = {
2078            { 0, 2, 0, 0, 10 },        /* Y */
2079            { 1, 4, 0, 0, 10 },        /* U */
2080            { 1, 4, 2, 0, 10 },        /* V */
2081        },
2082        .flags = AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_BE,
2083    },
2084    [AV_PIX_FMT_QSV] = {
2085        .name = "qsv",
2086        .flags = AV_PIX_FMT_FLAG_HWACCEL,
2087    },
2088    [AV_PIX_FMT_MEDIACODEC] = {
2089        .name = "mediacodec",
2090        .flags = AV_PIX_FMT_FLAG_HWACCEL,
2091    },
2092    [AV_PIX_FMT_MMAL] = {
2093        .name = "mmal",
2094        .flags = AV_PIX_FMT_FLAG_HWACCEL,
2095    },
2096    [AV_PIX_FMT_CUDA] = {
2097        .name = "cuda",
2098        .flags = AV_PIX_FMT_FLAG_HWACCEL,
2099    },
2100    [AV_PIX_FMT_AYUV64LE] = {
2101        .name = "ayuv64le",
2102        .nb_components = 4,
2103        .log2_chroma_w = 0,
2104        .log2_chroma_h = 0,
2105        .comp = {
2106            { 0, 8, 2, 0, 16 },        /* Y */
2107            { 0, 8, 4, 0, 16 },        /* U */
2108            { 0, 8, 6, 0, 16 },        /* V */
2109            { 0, 8, 0, 0, 16 },        /* A */
2110        },
2111        .flags = AV_PIX_FMT_FLAG_ALPHA,
2112    },
2113    [AV_PIX_FMT_AYUV64BE] = {
2114        .name = "ayuv64be",
2115        .nb_components = 4,
2116        .log2_chroma_w = 0,
2117        .log2_chroma_h = 0,
2118        .comp = {
2119            { 0, 8, 2, 0, 16 },        /* Y */
2120            { 0, 8, 4, 0, 16 },        /* U */
2121            { 0, 8, 6, 0, 16 },        /* V */
2122            { 0, 8, 0, 0, 16 },        /* A */
2123        },
2124        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_ALPHA,
2125    },
2126    [AV_PIX_FMT_P010LE] = {
2127        .name = "p010le",
2128        .nb_components = 3,
2129        .log2_chroma_w = 1,
2130        .log2_chroma_h = 1,
2131        .comp = {
2132            { 0, 2, 0, 6, 10 },        /* Y */
2133            { 1, 4, 0, 6, 10 },        /* U */
2134            { 1, 4, 2, 6, 10 },        /* V */
2135        },
2136        .flags = AV_PIX_FMT_FLAG_PLANAR,
2137    },
2138    [AV_PIX_FMT_P010BE] = {
2139        .name = "p010be",
2140        .nb_components = 3,
2141        .log2_chroma_w = 1,
2142        .log2_chroma_h = 1,
2143        .comp = {
2144            { 0, 2, 0, 6, 10 },        /* Y */
2145            { 1, 4, 0, 6, 10 },        /* U */
2146            { 1, 4, 2, 6, 10 },        /* V */
2147        },
2148        .flags = AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_BE,
2149    },
2150    [AV_PIX_FMT_P016LE] = {
2151        .name = "p016le",
2152        .nb_components = 3,
2153        .log2_chroma_w = 1,
2154        .log2_chroma_h = 1,
2155        .comp = {
2156            { 0, 2, 0, 0, 16 },       /* Y */
2157            { 1, 4, 0, 0, 16 },       /* U */
2158            { 1, 4, 2, 0, 16 },       /* V */
2159        },
2160        .flags = AV_PIX_FMT_FLAG_PLANAR,
2161    },
2162    [AV_PIX_FMT_P016BE] = {
2163        .name = "p016be",
2164        .nb_components = 3,
2165        .log2_chroma_w = 1,
2166        .log2_chroma_h = 1,
2167        .comp = {
2168            { 0, 2, 0, 0, 16 },       /* Y */
2169            { 1, 4, 0, 0, 16 },       /* U */
2170            { 1, 4, 2, 0, 16 },       /* V */
2171        },
2172        .flags = AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_BE,
2173    },
2174    [AV_PIX_FMT_GBRAP12LE] = {
2175        .name = "gbrap12le",
2176        .nb_components = 4,
2177        .log2_chroma_w = 0,
2178        .log2_chroma_h = 0,
2179        .comp = {
2180            { 2, 2, 0, 0, 12 },       /* R */
2181            { 0, 2, 0, 0, 12 },       /* G */
2182            { 1, 2, 0, 0, 12 },       /* B */
2183            { 3, 2, 0, 0, 12 },       /* A */
2184        },
2185        .flags = AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_RGB |
2186                 AV_PIX_FMT_FLAG_ALPHA,
2187    },
2188    [AV_PIX_FMT_GBRAP12BE] = {
2189        .name = "gbrap12be",
2190        .nb_components = 4,
2191        .log2_chroma_w = 0,
2192        .log2_chroma_h = 0,
2193        .comp = {
2194            { 2, 2, 0, 0, 12 },       /* R */
2195            { 0, 2, 0, 0, 12 },       /* G */
2196            { 1, 2, 0, 0, 12 },       /* B */
2197            { 3, 2, 0, 0, 12 },       /* A */
2198        },
2199        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR |
2200                 AV_PIX_FMT_FLAG_RGB | AV_PIX_FMT_FLAG_ALPHA,
2201    },
2202    [AV_PIX_FMT_GBRAP10LE] = {
2203        .name = "gbrap10le",
2204        .nb_components = 4,
2205        .log2_chroma_w = 0,
2206        .log2_chroma_h = 0,
2207        .comp = {
2208            { 2, 2, 0, 0, 10 },       /* R */
2209            { 0, 2, 0, 0, 10 },       /* G */
2210            { 1, 2, 0, 0, 10 },       /* B */
2211            { 3, 2, 0, 0, 10 },       /* A */
2212        },
2213        .flags = AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_RGB |
2214                 AV_PIX_FMT_FLAG_ALPHA,
2215    },
2216    [AV_PIX_FMT_GBRAP10BE] = {
2217        .name = "gbrap10be",
2218        .nb_components = 4,
2219        .log2_chroma_w = 0,
2220        .log2_chroma_h = 0,
2221        .comp = {
2222            { 2, 2, 0, 0, 10 },       /* R */
2223            { 0, 2, 0, 0, 10 },       /* G */
2224            { 1, 2, 0, 0, 10 },       /* B */
2225            { 3, 2, 0, 0, 10 },       /* A */
2226        },
2227        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR |
2228                 AV_PIX_FMT_FLAG_RGB | AV_PIX_FMT_FLAG_ALPHA,
2229    },
2230    [AV_PIX_FMT_D3D11] = {
2231        .name = "d3d11",
2232        .flags = AV_PIX_FMT_FLAG_HWACCEL,
2233    },
2234    [AV_PIX_FMT_GBRPF32BE] = {
2235        .name = "gbrpf32be",
2236        .nb_components = 3,
2237        .log2_chroma_w = 0,
2238        .log2_chroma_h = 0,
2239        .comp = {
2240            { 2, 4, 0, 0, 32 },        /* R */
2241            { 0, 4, 0, 0, 32 },        /* G */
2242            { 1, 4, 0, 0, 32 },        /* B */
2243        },
2244        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR |
2245                 AV_PIX_FMT_FLAG_RGB | AV_PIX_FMT_FLAG_FLOAT,
2246    },
2247    [AV_PIX_FMT_GBRPF32LE] = {
2248        .name = "gbrpf32le",
2249        .nb_components = 3,
2250        .log2_chroma_w = 0,
2251        .log2_chroma_h = 0,
2252        .comp = {
2253            { 2, 4, 0, 0, 32 },        /* R */
2254            { 0, 4, 0, 0, 32 },        /* G */
2255            { 1, 4, 0, 0, 32 },        /* B */
2256        },
2257        .flags = AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_FLOAT | AV_PIX_FMT_FLAG_RGB,
2258    },
2259    [AV_PIX_FMT_GBRAPF32BE] = {
2260        .name = "gbrapf32be",
2261        .nb_components = 4,
2262        .log2_chroma_w = 0,
2263        .log2_chroma_h = 0,
2264        .comp = {
2265            { 2, 4, 0, 0, 32 },        /* R */
2266            { 0, 4, 0, 0, 32 },        /* G */
2267            { 1, 4, 0, 0, 32 },        /* B */
2268            { 3, 4, 0, 0, 32 },        /* A */
2269        },
2270        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR |
2271                 AV_PIX_FMT_FLAG_ALPHA | AV_PIX_FMT_FLAG_RGB |
2272                 AV_PIX_FMT_FLAG_FLOAT,
2273    },
2274    [AV_PIX_FMT_GBRAPF32LE] = {
2275        .name = "gbrapf32le",
2276        .nb_components = 4,
2277        .log2_chroma_w = 0,
2278        .log2_chroma_h = 0,
2279        .comp = {
2280            { 2, 4, 0, 0, 32 },        /* R */
2281            { 0, 4, 0, 0, 32 },        /* G */
2282            { 1, 4, 0, 0, 32 },        /* B */
2283            { 3, 4, 0, 0, 32 },        /* A */
2284        },
2285        .flags = AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_ALPHA |
2286                 AV_PIX_FMT_FLAG_RGB | AV_PIX_FMT_FLAG_FLOAT,
2287    },
2288    [AV_PIX_FMT_DRM_PRIME] = {
2289        .name = "drm_prime",
2290        .flags = AV_PIX_FMT_FLAG_HWACCEL,
2291    },
2292    [AV_PIX_FMT_OPENCL] = {
2293        .name  = "opencl",
2294        .flags = AV_PIX_FMT_FLAG_HWACCEL,
2295    },
2296    [AV_PIX_FMT_GRAYF32BE] = {
2297        .name = "grayf32be",
2298        .nb_components = 1,
2299        .log2_chroma_w = 0,
2300        .log2_chroma_h = 0,
2301        .comp = {
2302            { 0, 4, 0, 0, 32 },       /* Y */
2303        },
2304        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_FLOAT,
2305        .alias = "yf32be",
2306    },
2307    [AV_PIX_FMT_GRAYF32LE] = {
2308        .name = "grayf32le",
2309        .nb_components = 1,
2310        .log2_chroma_w = 0,
2311        .log2_chroma_h = 0,
2312        .comp = {
2313            { 0, 4, 0, 0, 32 },       /* Y */
2314        },
2315        .flags = AV_PIX_FMT_FLAG_FLOAT,
2316        .alias = "yf32le",
2317    },
2318    [AV_PIX_FMT_YUVA422P12BE] = {
2319        .name = "yuva422p12be",
2320        .nb_components = 4,
2321        .log2_chroma_w = 1,
2322        .log2_chroma_h = 0,
2323        .comp = {
2324            { 0, 2, 0, 0, 12 },        /* Y */
2325            { 1, 2, 0, 0, 12 },        /* U */
2326            { 2, 2, 0, 0, 12 },        /* V */
2327            { 3, 2, 0, 0, 12 },        /* A */
2328        },
2329        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_ALPHA,
2330    },
2331    [AV_PIX_FMT_YUVA422P12LE] = {
2332        .name = "yuva422p12le",
2333        .nb_components = 4,
2334        .log2_chroma_w = 1,
2335        .log2_chroma_h = 0,
2336        .comp = {
2337            { 0, 2, 0, 0, 12 },        /* Y */
2338            { 1, 2, 0, 0, 12 },        /* U */
2339            { 2, 2, 0, 0, 12 },        /* V */
2340            { 3, 2, 0, 0, 12 },        /* A */
2341        },
2342        .flags = AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_ALPHA,
2343    },
2344    [AV_PIX_FMT_YUVA444P12BE] = {
2345        .name = "yuva444p12be",
2346        .nb_components = 4,
2347        .log2_chroma_w = 0,
2348        .log2_chroma_h = 0,
2349        .comp = {
2350            { 0, 2, 0, 0, 12 },        /* Y */
2351            { 1, 2, 0, 0, 12 },        /* U */
2352            { 2, 2, 0, 0, 12 },        /* V */
2353            { 3, 2, 0, 0, 12 },        /* A */
2354        },
2355        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_ALPHA,
2356    },
2357    [AV_PIX_FMT_YUVA444P12LE] = {
2358        .name = "yuva444p12le",
2359        .nb_components = 4,
2360        .log2_chroma_w = 0,
2361        .log2_chroma_h = 0,
2362        .comp = {
2363            { 0, 2, 0, 0, 12 },        /* Y */
2364            { 1, 2, 0, 0, 12 },        /* U */
2365            { 2, 2, 0, 0, 12 },        /* V */
2366            { 3, 2, 0, 0, 12 },        /* A */
2367        },
2368        .flags = AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_ALPHA,
2369    },
2370    [AV_PIX_FMT_NV24] = {
2371        .name = "nv24",
2372        .nb_components = 3,
2373        .log2_chroma_w = 0,
2374        .log2_chroma_h = 0,
2375        .comp = {
2376            { 0, 1, 0, 0, 8 },        /* Y */
2377            { 1, 2, 0, 0, 8 },        /* U */
2378            { 1, 2, 1, 0, 8 },        /* V */
2379        },
2380        .flags = AV_PIX_FMT_FLAG_PLANAR,
2381    },
2382    [AV_PIX_FMT_NV42] = {
2383        .name = "nv42",
2384        .nb_components = 3,
2385        .log2_chroma_w = 0,
2386        .log2_chroma_h = 0,
2387        .comp = {
2388            { 0, 1, 0, 0, 8 },        /* Y */
2389            { 1, 2, 1, 0, 8 },        /* U */
2390            { 1, 2, 0, 0, 8 },        /* V */
2391        },
2392        .flags = AV_PIX_FMT_FLAG_PLANAR,
2393    },
2394    [AV_PIX_FMT_VULKAN] = {
2395        .name = "vulkan",
2396        .flags = AV_PIX_FMT_FLAG_HWACCEL,
2397    },
2398    [AV_PIX_FMT_P210BE] = {
2399        .name = "p210be",
2400        .nb_components = 3,
2401        .log2_chroma_w = 1,
2402        .log2_chroma_h = 0,
2403        .comp = {
2404            { 0, 2, 0, 6, 10 },        /* Y */
2405            { 1, 4, 0, 6, 10 },        /* U */
2406            { 1, 4, 2, 6, 10 },        /* V */
2407        },
2408        .flags = AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_BE,
2409    },
2410    [AV_PIX_FMT_P210LE] = {
2411        .name = "p210le",
2412        .nb_components = 3,
2413        .log2_chroma_w = 1,
2414        .log2_chroma_h = 0,
2415        .comp = {
2416            { 0, 2, 0, 6, 10 },        /* Y */
2417            { 1, 4, 0, 6, 10 },        /* U */
2418            { 1, 4, 2, 6, 10 },        /* V */
2419        },
2420        .flags = AV_PIX_FMT_FLAG_PLANAR,
2421    },
2422    [AV_PIX_FMT_P410BE] = {
2423        .name = "p410be",
2424        .nb_components = 3,
2425        .log2_chroma_w = 0,
2426        .log2_chroma_h = 0,
2427        .comp = {
2428            { 0, 2, 0, 6, 10 },        /* Y */
2429            { 1, 4, 0, 6, 10 },        /* U */
2430            { 1, 4, 2, 6, 10 },        /* V */
2431        },
2432        .flags = AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_BE,
2433    },
2434    [AV_PIX_FMT_P410LE] = {
2435        .name = "p410le",
2436        .nb_components = 3,
2437        .log2_chroma_w = 0,
2438        .log2_chroma_h = 0,
2439        .comp = {
2440            { 0, 2, 0, 6, 10 },        /* Y */
2441            { 1, 4, 0, 6, 10 },        /* U */
2442            { 1, 4, 2, 6, 10 },        /* V */
2443        },
2444        .flags = AV_PIX_FMT_FLAG_PLANAR,
2445    },
2446    [AV_PIX_FMT_P216BE] = {
2447        .name = "p216be",
2448        .nb_components = 3,
2449        .log2_chroma_w = 1,
2450        .log2_chroma_h = 0,
2451        .comp = {
2452            { 0, 2, 0, 0, 16 },        /* Y */
2453            { 1, 4, 0, 0, 16 },        /* U */
2454            { 1, 4, 2, 0, 16 },        /* V */
2455        },
2456        .flags = AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_BE,
2457    },
2458    [AV_PIX_FMT_P216LE] = {
2459        .name = "p216le",
2460        .nb_components = 3,
2461        .log2_chroma_w = 1,
2462        .log2_chroma_h = 0,
2463        .comp = {
2464            { 0, 2, 0, 0, 16 },        /* Y */
2465            { 1, 4, 0, 0, 16 },        /* U */
2466            { 1, 4, 2, 0, 16 },        /* V */
2467        },
2468        .flags = AV_PIX_FMT_FLAG_PLANAR,
2469    },
2470    [AV_PIX_FMT_P416BE] = {
2471        .name = "p416be",
2472        .nb_components = 3,
2473        .log2_chroma_w = 0,
2474        .log2_chroma_h = 0,
2475        .comp = {
2476            { 0, 2, 0, 0, 16 },        /* Y */
2477            { 1, 4, 0, 0, 16 },        /* U */
2478            { 1, 4, 2, 0, 16 },        /* V */
2479        },
2480        .flags = AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_BE,
2481    },
2482    [AV_PIX_FMT_P416LE] = {
2483        .name = "p416le",
2484        .nb_components = 3,
2485        .log2_chroma_w = 0,
2486        .log2_chroma_h = 0,
2487        .comp = {
2488            { 0, 2, 0, 0, 16 },        /* Y */
2489            { 1, 4, 0, 0, 16 },        /* U */
2490            { 1, 4, 2, 0, 16 },        /* V */
2491        },
2492        .flags = AV_PIX_FMT_FLAG_PLANAR,
2493    },
2494};
2495
2496static const char * const color_range_names[] = {
2497    [AVCOL_RANGE_UNSPECIFIED] = "unknown",
2498    [AVCOL_RANGE_MPEG] = "tv",
2499    [AVCOL_RANGE_JPEG] = "pc",
2500};
2501
2502static const char * const color_primaries_names[AVCOL_PRI_NB] = {
2503    [AVCOL_PRI_RESERVED0] = "reserved",
2504    [AVCOL_PRI_BT709] = "bt709",
2505    [AVCOL_PRI_UNSPECIFIED] = "unknown",
2506    [AVCOL_PRI_RESERVED] = "reserved",
2507    [AVCOL_PRI_BT470M] = "bt470m",
2508    [AVCOL_PRI_BT470BG] = "bt470bg",
2509    [AVCOL_PRI_SMPTE170M] = "smpte170m",
2510    [AVCOL_PRI_SMPTE240M] = "smpte240m",
2511    [AVCOL_PRI_FILM] = "film",
2512    [AVCOL_PRI_BT2020] = "bt2020",
2513    [AVCOL_PRI_SMPTE428] = "smpte428",
2514    [AVCOL_PRI_SMPTE431] = "smpte431",
2515    [AVCOL_PRI_SMPTE432] = "smpte432",
2516    [AVCOL_PRI_EBU3213] = "ebu3213",
2517};
2518
2519static const char * const color_transfer_names[] = {
2520    [AVCOL_TRC_RESERVED0] = "reserved",
2521    [AVCOL_TRC_BT709] = "bt709",
2522    [AVCOL_TRC_UNSPECIFIED] = "unknown",
2523    [AVCOL_TRC_RESERVED] = "reserved",
2524    [AVCOL_TRC_GAMMA22] = "bt470m",
2525    [AVCOL_TRC_GAMMA28] = "bt470bg",
2526    [AVCOL_TRC_SMPTE170M] = "smpte170m",
2527    [AVCOL_TRC_SMPTE240M] = "smpte240m",
2528    [AVCOL_TRC_LINEAR] = "linear",
2529    [AVCOL_TRC_LOG] = "log100",
2530    [AVCOL_TRC_LOG_SQRT] = "log316",
2531    [AVCOL_TRC_IEC61966_2_4] = "iec61966-2-4",
2532    [AVCOL_TRC_BT1361_ECG] = "bt1361e",
2533    [AVCOL_TRC_IEC61966_2_1] = "iec61966-2-1",
2534    [AVCOL_TRC_BT2020_10] = "bt2020-10",
2535    [AVCOL_TRC_BT2020_12] = "bt2020-12",
2536    [AVCOL_TRC_SMPTE2084] = "smpte2084",
2537    [AVCOL_TRC_SMPTE428] = "smpte428",
2538    [AVCOL_TRC_ARIB_STD_B67] = "arib-std-b67",
2539};
2540
2541static const char * const color_space_names[] = {
2542    [AVCOL_SPC_RGB] = "gbr",
2543    [AVCOL_SPC_BT709] = "bt709",
2544    [AVCOL_SPC_UNSPECIFIED] = "unknown",
2545    [AVCOL_SPC_RESERVED] = "reserved",
2546    [AVCOL_SPC_FCC] = "fcc",
2547    [AVCOL_SPC_BT470BG] = "bt470bg",
2548    [AVCOL_SPC_SMPTE170M] = "smpte170m",
2549    [AVCOL_SPC_SMPTE240M] = "smpte240m",
2550    [AVCOL_SPC_YCGCO] = "ycgco",
2551    [AVCOL_SPC_BT2020_NCL] = "bt2020nc",
2552    [AVCOL_SPC_BT2020_CL] = "bt2020c",
2553    [AVCOL_SPC_SMPTE2085] = "smpte2085",
2554    [AVCOL_SPC_CHROMA_DERIVED_NCL] = "chroma-derived-nc",
2555    [AVCOL_SPC_CHROMA_DERIVED_CL] = "chroma-derived-c",
2556    [AVCOL_SPC_ICTCP] = "ictcp",
2557};
2558
2559static const char * const chroma_location_names[] = {
2560    [AVCHROMA_LOC_UNSPECIFIED] = "unspecified",
2561    [AVCHROMA_LOC_LEFT] = "left",
2562    [AVCHROMA_LOC_CENTER] = "center",
2563    [AVCHROMA_LOC_TOPLEFT] = "topleft",
2564    [AVCHROMA_LOC_TOP] = "top",
2565    [AVCHROMA_LOC_BOTTOMLEFT] = "bottomleft",
2566    [AVCHROMA_LOC_BOTTOM] = "bottom",
2567};
2568
2569static enum AVPixelFormat get_pix_fmt_internal(const char *name)
2570{
2571    enum AVPixelFormat pix_fmt;
2572
2573    for (pix_fmt = 0; pix_fmt < AV_PIX_FMT_NB; pix_fmt++)
2574        if (av_pix_fmt_descriptors[pix_fmt].name &&
2575            (!strcmp(av_pix_fmt_descriptors[pix_fmt].name, name) ||
2576             av_match_name(name, av_pix_fmt_descriptors[pix_fmt].alias)))
2577            return pix_fmt;
2578
2579    return AV_PIX_FMT_NONE;
2580}
2581
2582const char *av_get_pix_fmt_name(enum AVPixelFormat pix_fmt)
2583{
2584    return (unsigned)pix_fmt < AV_PIX_FMT_NB ?
2585        av_pix_fmt_descriptors[pix_fmt].name : NULL;
2586}
2587
2588#if HAVE_BIGENDIAN
2589#   define X_NE(be, le) be
2590#else
2591#   define X_NE(be, le) le
2592#endif
2593
2594enum AVPixelFormat av_get_pix_fmt(const char *name)
2595{
2596    enum AVPixelFormat pix_fmt;
2597
2598    if (!strcmp(name, "rgb32"))
2599        name = X_NE("argb", "bgra");
2600    else if (!strcmp(name, "bgr32"))
2601        name = X_NE("abgr", "rgba");
2602
2603    pix_fmt = get_pix_fmt_internal(name);
2604    if (pix_fmt == AV_PIX_FMT_NONE) {
2605        char name2[32];
2606
2607        snprintf(name2, sizeof(name2), "%s%s", name, X_NE("be", "le"));
2608        pix_fmt = get_pix_fmt_internal(name2);
2609    }
2610
2611    return pix_fmt;
2612}
2613
2614int av_get_bits_per_pixel(const AVPixFmtDescriptor *pixdesc)
2615{
2616    int c, bits = 0;
2617    int log2_pixels = pixdesc->log2_chroma_w + pixdesc->log2_chroma_h;
2618
2619    for (c = 0; c < pixdesc->nb_components; c++) {
2620        int s = c == 1 || c == 2 ? 0 : log2_pixels;
2621        bits += pixdesc->comp[c].depth << s;
2622    }
2623
2624    return bits >> log2_pixels;
2625}
2626
2627int av_get_padded_bits_per_pixel(const AVPixFmtDescriptor *pixdesc)
2628{
2629    int c, bits = 0;
2630    int log2_pixels = pixdesc->log2_chroma_w + pixdesc->log2_chroma_h;
2631    int steps[4] = {0};
2632
2633    for (c = 0; c < pixdesc->nb_components; c++) {
2634        const AVComponentDescriptor *comp = &pixdesc->comp[c];
2635        int s = c == 1 || c == 2 ? 0 : log2_pixels;
2636        steps[comp->plane] = comp->step << s;
2637    }
2638    for (c = 0; c < 4; c++)
2639        bits += steps[c];
2640
2641    if(!(pixdesc->flags & AV_PIX_FMT_FLAG_BITSTREAM))
2642        bits *= 8;
2643
2644    return bits >> log2_pixels;
2645}
2646
2647char *av_get_pix_fmt_string(char *buf, int buf_size,
2648                            enum AVPixelFormat pix_fmt)
2649{
2650    /* print header */
2651    if (pix_fmt < 0) {
2652       snprintf (buf, buf_size, "name" " nb_components" " nb_bits");
2653    } else {
2654        const AVPixFmtDescriptor *pixdesc = &av_pix_fmt_descriptors[pix_fmt];
2655        snprintf(buf, buf_size, "%-11s %7d %10d", pixdesc->name,
2656                 pixdesc->nb_components, av_get_bits_per_pixel(pixdesc));
2657    }
2658
2659    return buf;
2660}
2661
2662const AVPixFmtDescriptor *av_pix_fmt_desc_get(enum AVPixelFormat pix_fmt)
2663{
2664    if (pix_fmt < 0 || pix_fmt >= AV_PIX_FMT_NB)
2665        return NULL;
2666    return &av_pix_fmt_descriptors[pix_fmt];
2667}
2668
2669const AVPixFmtDescriptor *av_pix_fmt_desc_next(const AVPixFmtDescriptor *prev)
2670{
2671    if (!prev)
2672        return &av_pix_fmt_descriptors[0];
2673    while (prev - av_pix_fmt_descriptors < FF_ARRAY_ELEMS(av_pix_fmt_descriptors) - 1) {
2674        prev++;
2675        if (prev->name)
2676            return prev;
2677    }
2678    return NULL;
2679}
2680
2681enum AVPixelFormat av_pix_fmt_desc_get_id(const AVPixFmtDescriptor *desc)
2682{
2683    if (desc < av_pix_fmt_descriptors ||
2684        desc >= av_pix_fmt_descriptors + FF_ARRAY_ELEMS(av_pix_fmt_descriptors))
2685        return AV_PIX_FMT_NONE;
2686
2687    return desc - av_pix_fmt_descriptors;
2688}
2689
2690int av_pix_fmt_get_chroma_sub_sample(enum AVPixelFormat pix_fmt,
2691                                     int *h_shift, int *v_shift)
2692{
2693    const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(pix_fmt);
2694    if (!desc)
2695        return AVERROR(ENOSYS);
2696    *h_shift = desc->log2_chroma_w;
2697    *v_shift = desc->log2_chroma_h;
2698
2699    return 0;
2700}
2701
2702int av_pix_fmt_count_planes(enum AVPixelFormat pix_fmt)
2703{
2704    const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(pix_fmt);
2705    int i, planes[4] = { 0 }, ret = 0;
2706
2707    if (!desc)
2708        return AVERROR(EINVAL);
2709
2710    for (i = 0; i < desc->nb_components; i++)
2711        planes[desc->comp[i].plane] = 1;
2712    for (i = 0; i < FF_ARRAY_ELEMS(planes); i++)
2713        ret += planes[i];
2714    return ret;
2715}
2716
2717void ff_check_pixfmt_descriptors(void){
2718    int i, j;
2719
2720    for (i=0; i<FF_ARRAY_ELEMS(av_pix_fmt_descriptors); i++) {
2721        const AVPixFmtDescriptor *d = &av_pix_fmt_descriptors[i];
2722        uint8_t fill[4][8+6+3] = {{0}};
2723        uint8_t *data[4] = {fill[0], fill[1], fill[2], fill[3]};
2724        int linesize[4] = {0,0,0,0};
2725        uint16_t tmp[2];
2726
2727        if (!d->name && !d->nb_components && !d->log2_chroma_w && !d->log2_chroma_h && !d->flags)
2728            continue;
2729//         av_log(NULL, AV_LOG_DEBUG, "Checking: %s\n", d->name);
2730        av_assert0(d->log2_chroma_w <= 3);
2731        av_assert0(d->log2_chroma_h <= 3);
2732        av_assert0(d->nb_components <= 4);
2733        av_assert0(d->name && d->name[0]);
2734        av_assert2(av_get_pix_fmt(d->name) == i);
2735
2736        for (j=0; j<FF_ARRAY_ELEMS(d->comp); j++) {
2737            const AVComponentDescriptor *c = &d->comp[j];
2738            if(j>=d->nb_components) {
2739                av_assert0(!c->plane && !c->step && !c->offset && !c->shift && !c->depth);
2740                continue;
2741            }
2742            if (d->flags & AV_PIX_FMT_FLAG_BITSTREAM) {
2743                av_assert0(c->step >= c->depth);
2744            } else {
2745                av_assert0(8*c->step >= c->depth);
2746            }
2747            if (d->flags & AV_PIX_FMT_FLAG_BAYER)
2748                continue;
2749            av_read_image_line(tmp, (void*)data, linesize, d, 0, 0, j, 2, 0);
2750            av_assert0(tmp[0] == 0 && tmp[1] == 0);
2751            tmp[0] = tmp[1] = (1ULL << c->depth) - 1;
2752            av_write_image_line(tmp, data, linesize, d, 0, 0, j, 2);
2753        }
2754    }
2755}
2756
2757
2758enum AVPixelFormat av_pix_fmt_swap_endianness(enum AVPixelFormat pix_fmt)
2759{
2760    const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(pix_fmt);
2761    char name[16];
2762    int i;
2763
2764    if (!desc || strlen(desc->name) < 2)
2765        return AV_PIX_FMT_NONE;
2766    av_strlcpy(name, desc->name, sizeof(name));
2767    i = strlen(name) - 2;
2768    if (strcmp(name + i, "be") && strcmp(name + i, "le"))
2769        return AV_PIX_FMT_NONE;
2770
2771    name[i] ^= 'b' ^ 'l';
2772
2773    return get_pix_fmt_internal(name);
2774}
2775
2776#define FF_COLOR_NA      -1
2777#define FF_COLOR_RGB      0 /**< RGB color space */
2778#define FF_COLOR_GRAY     1 /**< gray color space */
2779#define FF_COLOR_YUV      2 /**< YUV color space. 16 <= Y <= 235, 16 <= U, V <= 240 */
2780#define FF_COLOR_YUV_JPEG 3 /**< YUV color space. 0 <= Y <= 255, 0 <= U, V <= 255 */
2781#define FF_COLOR_XYZ      4
2782
2783#define pixdesc_has_alpha(pixdesc) \
2784    ((pixdesc)->flags & AV_PIX_FMT_FLAG_ALPHA)
2785
2786
2787static int get_color_type(const AVPixFmtDescriptor *desc) {
2788    if (desc->flags & AV_PIX_FMT_FLAG_PAL)
2789        return FF_COLOR_RGB;
2790
2791    if(desc->nb_components == 1 || desc->nb_components == 2)
2792        return FF_COLOR_GRAY;
2793
2794    if (desc->name) {
2795        if (av_strstart(desc->name, "yuvj", NULL))
2796            return FF_COLOR_YUV_JPEG;
2797
2798        if (av_strstart(desc->name, "xyz", NULL))
2799            return FF_COLOR_XYZ;
2800    }
2801
2802    if(desc->flags & AV_PIX_FMT_FLAG_RGB)
2803        return  FF_COLOR_RGB;
2804
2805    if(desc->nb_components == 0)
2806        return FF_COLOR_NA;
2807
2808    return FF_COLOR_YUV;
2809}
2810
2811static int get_pix_fmt_depth(int *min, int *max, enum AVPixelFormat pix_fmt)
2812{
2813    const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(pix_fmt);
2814    int i;
2815
2816    if (!desc || !desc->nb_components) {
2817        *min = *max = 0;
2818        return AVERROR(EINVAL);
2819    }
2820
2821    *min = INT_MAX, *max = -INT_MAX;
2822    for (i = 0; i < desc->nb_components; i++) {
2823        *min = FFMIN(desc->comp[i].depth, *min);
2824        *max = FFMAX(desc->comp[i].depth, *max);
2825    }
2826    return 0;
2827}
2828
2829static int get_pix_fmt_score(enum AVPixelFormat dst_pix_fmt,
2830                              enum AVPixelFormat src_pix_fmt,
2831                              unsigned *lossp, unsigned consider)
2832{
2833    const AVPixFmtDescriptor *src_desc = av_pix_fmt_desc_get(src_pix_fmt);
2834    const AVPixFmtDescriptor *dst_desc = av_pix_fmt_desc_get(dst_pix_fmt);
2835    int src_color, dst_color;
2836    int src_min_depth, src_max_depth, dst_min_depth, dst_max_depth;
2837    int ret, loss, i, nb_components;
2838    int score = INT_MAX - 1;
2839
2840    if (!src_desc || !dst_desc)
2841        return -4;
2842
2843    if ((src_desc->flags & AV_PIX_FMT_FLAG_HWACCEL) ||
2844        (dst_desc->flags & AV_PIX_FMT_FLAG_HWACCEL)) {
2845        if (dst_pix_fmt == src_pix_fmt)
2846            return -1;
2847        else
2848            return -2;
2849    }
2850
2851    /* compute loss */
2852    *lossp = loss = 0;
2853
2854    if (dst_pix_fmt == src_pix_fmt)
2855        return INT_MAX;
2856
2857    if ((ret = get_pix_fmt_depth(&src_min_depth, &src_max_depth, src_pix_fmt)) < 0)
2858        return -3;
2859    if ((ret = get_pix_fmt_depth(&dst_min_depth, &dst_max_depth, dst_pix_fmt)) < 0)
2860        return -3;
2861
2862    src_color = get_color_type(src_desc);
2863    dst_color = get_color_type(dst_desc);
2864    if (dst_pix_fmt == AV_PIX_FMT_PAL8)
2865        nb_components = FFMIN(src_desc->nb_components, 4);
2866    else
2867        nb_components = FFMIN(src_desc->nb_components, dst_desc->nb_components);
2868
2869    for (i = 0; i < nb_components; i++) {
2870        int depth_minus1 = (dst_pix_fmt == AV_PIX_FMT_PAL8) ? 7/nb_components : (dst_desc->comp[i].depth - 1);
2871        if (src_desc->comp[i].depth - 1 > depth_minus1 && (consider & FF_LOSS_DEPTH)) {
2872            loss |= FF_LOSS_DEPTH;
2873            score -= 65536 >> depth_minus1;
2874        }
2875    }
2876
2877    if (consider & FF_LOSS_RESOLUTION) {
2878        if (dst_desc->log2_chroma_w > src_desc->log2_chroma_w) {
2879            loss |= FF_LOSS_RESOLUTION;
2880            score -= 256 << dst_desc->log2_chroma_w;
2881        }
2882        if (dst_desc->log2_chroma_h > src_desc->log2_chroma_h) {
2883            loss |= FF_LOSS_RESOLUTION;
2884            score -= 256 << dst_desc->log2_chroma_h;
2885        }
2886        // don't favor 422 over 420 if downsampling is needed, because 420 has much better support on the decoder side
2887        if (dst_desc->log2_chroma_w == 1 && src_desc->log2_chroma_w == 0 &&
2888            dst_desc->log2_chroma_h == 1 && src_desc->log2_chroma_h == 0 ) {
2889            score += 512;
2890        }
2891    }
2892
2893    if(consider & FF_LOSS_COLORSPACE)
2894    switch(dst_color) {
2895    case FF_COLOR_RGB:
2896        if (src_color != FF_COLOR_RGB &&
2897            src_color != FF_COLOR_GRAY)
2898            loss |= FF_LOSS_COLORSPACE;
2899        break;
2900    case FF_COLOR_GRAY:
2901        if (src_color != FF_COLOR_GRAY)
2902            loss |= FF_LOSS_COLORSPACE;
2903        break;
2904    case FF_COLOR_YUV:
2905        if (src_color != FF_COLOR_YUV)
2906            loss |= FF_LOSS_COLORSPACE;
2907        break;
2908    case FF_COLOR_YUV_JPEG:
2909        if (src_color != FF_COLOR_YUV_JPEG &&
2910            src_color != FF_COLOR_YUV &&
2911            src_color != FF_COLOR_GRAY)
2912            loss |= FF_LOSS_COLORSPACE;
2913        break;
2914    default:
2915        /* fail safe test */
2916        if (src_color != dst_color)
2917            loss |= FF_LOSS_COLORSPACE;
2918        break;
2919    }
2920    if(loss & FF_LOSS_COLORSPACE)
2921        score -= (nb_components * 65536) >> FFMIN(dst_desc->comp[0].depth - 1, src_desc->comp[0].depth - 1);
2922
2923    if (dst_color == FF_COLOR_GRAY &&
2924        src_color != FF_COLOR_GRAY && (consider & FF_LOSS_CHROMA)) {
2925        loss |= FF_LOSS_CHROMA;
2926        score -= 2 * 65536;
2927    }
2928    if (!pixdesc_has_alpha(dst_desc) && (pixdesc_has_alpha(src_desc) && (consider & FF_LOSS_ALPHA))) {
2929        loss |= FF_LOSS_ALPHA;
2930        score -= 65536;
2931    }
2932    if (dst_pix_fmt == AV_PIX_FMT_PAL8 && (consider & FF_LOSS_COLORQUANT) &&
2933        (src_pix_fmt != AV_PIX_FMT_PAL8 && (src_color != FF_COLOR_GRAY || (pixdesc_has_alpha(src_desc) && (consider & FF_LOSS_ALPHA))))) {
2934        loss |= FF_LOSS_COLORQUANT;
2935        score -= 65536;
2936    }
2937
2938    *lossp = loss;
2939    return score;
2940}
2941
2942int av_get_pix_fmt_loss(enum AVPixelFormat dst_pix_fmt,
2943                            enum AVPixelFormat src_pix_fmt,
2944                            int has_alpha)
2945{
2946    int loss;
2947    int ret = get_pix_fmt_score(dst_pix_fmt, src_pix_fmt, &loss, has_alpha ? ~0 : ~FF_LOSS_ALPHA);
2948    if (ret < 0)
2949        return ret;
2950    return loss;
2951}
2952
2953enum AVPixelFormat av_find_best_pix_fmt_of_2(enum AVPixelFormat dst_pix_fmt1, enum AVPixelFormat dst_pix_fmt2,
2954                                             enum AVPixelFormat src_pix_fmt, int has_alpha, int *loss_ptr)
2955{
2956    enum AVPixelFormat dst_pix_fmt;
2957    int loss1, loss2, loss_mask;
2958    const AVPixFmtDescriptor *desc1 = av_pix_fmt_desc_get(dst_pix_fmt1);
2959    const AVPixFmtDescriptor *desc2 = av_pix_fmt_desc_get(dst_pix_fmt2);
2960    int score1, score2;
2961
2962    if (!desc1) {
2963        dst_pix_fmt = dst_pix_fmt2;
2964    } else if (!desc2) {
2965        dst_pix_fmt = dst_pix_fmt1;
2966    } else {
2967        loss_mask= loss_ptr?~*loss_ptr:~0; /* use loss mask if provided */
2968        if(!has_alpha)
2969            loss_mask &= ~FF_LOSS_ALPHA;
2970
2971        score1 = get_pix_fmt_score(dst_pix_fmt1, src_pix_fmt, &loss1, loss_mask);
2972        score2 = get_pix_fmt_score(dst_pix_fmt2, src_pix_fmt, &loss2, loss_mask);
2973
2974        if (score1 == score2) {
2975            if(av_get_padded_bits_per_pixel(desc2) != av_get_padded_bits_per_pixel(desc1)) {
2976                dst_pix_fmt = av_get_padded_bits_per_pixel(desc2) < av_get_padded_bits_per_pixel(desc1) ? dst_pix_fmt2 : dst_pix_fmt1;
2977            } else {
2978                dst_pix_fmt = desc2->nb_components < desc1->nb_components ? dst_pix_fmt2 : dst_pix_fmt1;
2979            }
2980        } else {
2981            dst_pix_fmt = score1 < score2 ? dst_pix_fmt2 : dst_pix_fmt1;
2982        }
2983    }
2984
2985    if (loss_ptr)
2986        *loss_ptr = av_get_pix_fmt_loss(dst_pix_fmt, src_pix_fmt, has_alpha);
2987    return dst_pix_fmt;
2988}
2989
2990const char *av_color_range_name(enum AVColorRange range)
2991{
2992    return (unsigned) range < AVCOL_RANGE_NB ?
2993        color_range_names[range] : NULL;
2994}
2995
2996int av_color_range_from_name(const char *name)
2997{
2998    int i;
2999
3000    for (i = 0; i < FF_ARRAY_ELEMS(color_range_names); i++) {
3001        if (av_strstart(name, color_range_names[i], NULL))
3002            return i;
3003    }
3004
3005    return AVERROR(EINVAL);
3006}
3007
3008const char *av_color_primaries_name(enum AVColorPrimaries primaries)
3009{
3010    return (unsigned) primaries < AVCOL_PRI_NB ?
3011        color_primaries_names[primaries] : NULL;
3012}
3013
3014int av_color_primaries_from_name(const char *name)
3015{
3016    int i;
3017
3018    for (i = 0; i < FF_ARRAY_ELEMS(color_primaries_names); i++) {
3019        if (!color_primaries_names[i])
3020            continue;
3021
3022        if (av_strstart(name, color_primaries_names[i], NULL))
3023            return i;
3024    }
3025
3026    return AVERROR(EINVAL);
3027}
3028
3029const char *av_color_transfer_name(enum AVColorTransferCharacteristic transfer)
3030{
3031    return (unsigned) transfer < AVCOL_TRC_NB ?
3032        color_transfer_names[transfer] : NULL;
3033}
3034
3035int av_color_transfer_from_name(const char *name)
3036{
3037    int i;
3038
3039    for (i = 0; i < FF_ARRAY_ELEMS(color_transfer_names); i++) {
3040        if (!color_transfer_names[i])
3041            continue;
3042
3043        if (av_strstart(name, color_transfer_names[i], NULL))
3044            return i;
3045    }
3046
3047    return AVERROR(EINVAL);
3048}
3049
3050const char *av_color_space_name(enum AVColorSpace space)
3051{
3052    return (unsigned) space < AVCOL_SPC_NB ?
3053        color_space_names[space] : NULL;
3054}
3055
3056int av_color_space_from_name(const char *name)
3057{
3058    int i;
3059
3060    for (i = 0; i < FF_ARRAY_ELEMS(color_space_names); i++) {
3061        if (!color_space_names[i])
3062            continue;
3063
3064        if (av_strstart(name, color_space_names[i], NULL))
3065            return i;
3066    }
3067
3068    return AVERROR(EINVAL);
3069}
3070
3071const char *av_chroma_location_name(enum AVChromaLocation location)
3072{
3073    return (unsigned) location < AVCHROMA_LOC_NB ?
3074        chroma_location_names[location] : NULL;
3075}
3076
3077int av_chroma_location_from_name(const char *name)
3078{
3079    int i;
3080
3081    for (i = 0; i < FF_ARRAY_ELEMS(chroma_location_names); i++) {
3082        if (!chroma_location_names[i])
3083            continue;
3084
3085        if (av_strstart(name, chroma_location_names[i], NULL))
3086            return i;
3087    }
3088
3089    return AVERROR(EINVAL);
3090}
3091