Allow decoders to correctly set the sample format by defaulting to
[libav.git] / libavutil / pixdesc.c
CommitLineData
9b61d838 1/*
e0cffbe7 2 * pixel format descriptor
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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
51135d1d 22#include "pixfmt.h"
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23#include "pixdesc.h"
24
d2863e72 25const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
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26 [PIX_FMT_YUV420P] = {
27 .name = "yuv420p",
b8873c2a 28 .nb_components= 3,
9b61d838 29 .log2_chroma_w= 1,
bcbd9a14 30 .log2_chroma_h= 1,
9b61d838 31 .comp = {
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32 {0,0,1,0,7}, /* Y */
33 {1,0,1,0,7}, /* U */
34 {2,0,1,0,7}, /* V */
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35 },
36 },
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37 [PIX_FMT_YUYV422] = {
38 .name = "yuyv422",
b8873c2a 39 .nb_components= 3,
9b61d838 40 .log2_chroma_w= 1,
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41 .log2_chroma_h= 0,
42 .comp = {
43 {0,1,1,0,7}, /* Y */
44 {0,3,2,0,7}, /* U */
45 {0,3,4,0,7}, /* V */
46 },
47 },
48 [PIX_FMT_RGB24] = {
49 .name = "rgb24",
b8873c2a 50 .nb_components= 3,
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51 .log2_chroma_w= 0,
52 .log2_chroma_h= 0,
53 .comp = {
54 {0,2,1,0,7}, /* R */
55 {0,2,2,0,7}, /* G */
56 {0,2,3,0,7}, /* B */
57 },
58 },
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59 [PIX_FMT_BGR24] = {
60 .name = "bgr24",
b8873c2a 61 .nb_components= 3,
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62 .log2_chroma_w= 0,
63 .log2_chroma_h= 0,
64 .comp = {
65 {0,2,1,0,7}, /* B */
66 {0,2,2,0,7}, /* G */
67 {0,2,3,0,7}, /* R */
68 },
69 },
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70 [PIX_FMT_YUV422P] = {
71 .name = "yuv422p",
b8873c2a 72 .nb_components= 3,
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73 .log2_chroma_w= 1,
74 .log2_chroma_h= 0,
9b61d838 75 .comp = {
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76 {0,0,1,0,7}, /* Y */
77 {1,0,1,0,7}, /* U */
78 {2,0,1,0,7}, /* V */
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79 },
80 },
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81 [PIX_FMT_YUV444P] = {
82 .name = "yuv444p",
b8873c2a 83 .nb_components= 3,
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84 .log2_chroma_w= 0,
85 .log2_chroma_h= 0,
86 .comp = {
87 {0,0,1,0,7}, /* Y */
88 {1,0,1,0,7}, /* U */
89 {2,0,1,0,7}, /* V */
90 },
91 },
9b61d838 92 [PIX_FMT_YUV410P] = {
1e896640 93 .name = "yuv410p",
b8873c2a 94 .nb_components= 3,
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95 .log2_chroma_w= 2,
96 .log2_chroma_h= 2,
97 .comp = {
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98 {0,0,1,0,7}, /* Y */
99 {1,0,1,0,7}, /* U */
100 {2,0,1,0,7}, /* V */
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101 },
102 },
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103 [PIX_FMT_YUV411P] = {
104 .name = "yuv411p",
b8873c2a 105 .nb_components= 3,
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106 .log2_chroma_w= 2,
107 .log2_chroma_h= 0,
108 .comp = {
109 {0,0,1,0,7}, /* Y */
110 {1,0,1,0,7}, /* U */
111 {2,0,1,0,7}, /* V */
112 },
113 },
114 [PIX_FMT_GRAY8] = {
115 .name = "gray8",
b8873c2a 116 .nb_components= 1,
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117 .log2_chroma_w= 0,
118 .log2_chroma_h= 0,
119 .comp = {
120 {0,0,1,0,7}, /* Y */
121 },
122 },
123 [PIX_FMT_MONOWHITE] = {
124 .name = "monowhite",
b8873c2a 125 .nb_components= 1,
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126 .log2_chroma_w= 0,
127 .log2_chroma_h= 0,
128 .comp = {
129 {0,0,1,0,0}, /* Y */
130 },
131 .flags = PIX_FMT_BITSTREAM,
132 },
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133 [PIX_FMT_MONOBLACK] = {
134 .name = "monoblack",
b8873c2a 135 .nb_components= 1,
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136 .log2_chroma_w= 0,
137 .log2_chroma_h= 0,
9b61d838 138 .comp = {
bcbd9a14 139 {0,0,1,7,0}, /* Y */
9b61d838 140 },
bcbd9a14 141 .flags = PIX_FMT_BITSTREAM,
9b61d838 142 },
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143 [PIX_FMT_PAL8] = {
144 .name = "pal8",
b8873c2a 145 .nb_components= 1,
bcbd9a14 146 .log2_chroma_w= 0,
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147 .log2_chroma_h= 0,
148 .comp = {
bcbd9a14 149 {0,0,1,0,7},
9b61d838 150 },
bcbd9a14 151 .flags = PIX_FMT_PAL,
9b61d838 152 },
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153 [PIX_FMT_YUVJ420P] = {
154 .name = "yuvj420p",
b8873c2a 155 .nb_components= 3,
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156 .log2_chroma_w= 1,
157 .log2_chroma_h= 1,
158 .comp = {
159 {0,0,1,0,7}, /* Y */
160 {1,0,1,0,7}, /* U */
161 {2,0,1,0,7}, /* V */
162 },
163 },
164 [PIX_FMT_YUVJ422P] = {
165 .name = "yuvj422p",
b8873c2a 166 .nb_components= 3,
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167 .log2_chroma_w= 1,
168 .log2_chroma_h= 0,
169 .comp = {
170 {0,0,1,0,7}, /* Y */
171 {1,0,1,0,7}, /* U */
172 {2,0,1,0,7}, /* V */
173 },
174 },
175 [PIX_FMT_YUVJ444P] = {
176 .name = "yuvj444p",
b8873c2a 177 .nb_components= 3,
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178 .log2_chroma_w= 0,
179 .log2_chroma_h= 0,
180 .comp = {
181 {0,0,1,0,7}, /* Y */
182 {1,0,1,0,7}, /* U */
183 {2,0,1,0,7}, /* V */
184 },
185 },
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186 [PIX_FMT_XVMC_MPEG2_MC] = {
187 .name = "xvmc_mpeg2_mc",
188 .flags = PIX_FMT_HWACCEL,
189 },
190 [PIX_FMT_XVMC_MPEG2_IDCT] = {
191 .name = "xvmc_mpeg2_idct",
192 .flags = PIX_FMT_HWACCEL,
193 },
9b61d838 194 [PIX_FMT_UYVY422] = {
1e896640 195 .name = "uyvy422",
b8873c2a 196 .nb_components= 3,
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197 .log2_chroma_w= 1,
198 .log2_chroma_h= 0,
199 .comp = {
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200 {0,1,2,0,7}, /* Y */
201 {0,3,1,0,7}, /* U */
202 {0,3,3,0,7}, /* V */
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203 },
204 },
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205 [PIX_FMT_UYYVYY411] = {
206 .name = "uyyvyy411",
b8873c2a 207 .nb_components= 3,
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208 .log2_chroma_w= 2,
209 .log2_chroma_h= 0,
210 .comp = {
211 {0,3,2,0,7}, /* Y */
212 {0,5,1,0,7}, /* U */
213 {0,5,4,0,7}, /* V */
214 },
215 },
216 [PIX_FMT_BGR8] = {
217 .name = "bgr8",
b8873c2a 218 .nb_components= 3,
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219 .log2_chroma_w= 0,
220 .log2_chroma_h= 0,
221 .comp = {
222 {0,0,1,6,1}, /* B */
223 {0,0,1,3,2}, /* G */
224 {0,0,1,0,2}, /* R */
225 },
d71ad089 226 .flags = PIX_FMT_PAL,
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227 },
228 [PIX_FMT_BGR4] = {
229 .name = "bgr4",
b8873c2a 230 .nb_components= 3,
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231 .log2_chroma_w= 0,
232 .log2_chroma_h= 0,
233 .comp = {
234 {0,3,1,0,0}, /* B */
235 {0,3,2,0,1}, /* G */
236 {0,3,4,0,0}, /* R */
237 },
238 .flags = PIX_FMT_BITSTREAM,
239 },
240 [PIX_FMT_BGR4_BYTE] = {
241 .name = "bgr4_byte",
b8873c2a 242 .nb_components= 3,
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243 .log2_chroma_w= 0,
244 .log2_chroma_h= 0,
245 .comp = {
246 {0,0,1,3,0}, /* B */
247 {0,0,1,1,1}, /* G */
248 {0,0,1,0,0}, /* R */
249 },
d71ad089 250 .flags = PIX_FMT_PAL,
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251 },
252 [PIX_FMT_RGB8] = {
253 .name = "rgb8",
b8873c2a 254 .nb_components= 3,
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255 .log2_chroma_w= 0,
256 .log2_chroma_h= 0,
257 .comp = {
258 {0,0,1,6,1}, /* R */
259 {0,0,1,3,2}, /* G */
260 {0,0,1,0,2}, /* B */
261 },
d71ad089 262 .flags = PIX_FMT_PAL,
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263 },
264 [PIX_FMT_RGB4] = {
265 .name = "rgb4",
b8873c2a 266 .nb_components= 3,
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267 .log2_chroma_w= 0,
268 .log2_chroma_h= 0,
269 .comp = {
270 {0,3,1,0,0}, /* R */
271 {0,3,2,0,1}, /* G */
272 {0,3,4,0,0}, /* B */
273 },
274 .flags = PIX_FMT_BITSTREAM,
275 },
276 [PIX_FMT_RGB4_BYTE] = {
277 .name = "rgb4_byte",
b8873c2a 278 .nb_components= 3,
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279 .log2_chroma_w= 0,
280 .log2_chroma_h= 0,
281 .comp = {
282 {0,0,1,3,0}, /* R */
283 {0,0,1,1,1}, /* G */
284 {0,0,1,0,0}, /* B */
285 },
d71ad089 286 .flags = PIX_FMT_PAL,
10151b13 287 },
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288 [PIX_FMT_NV12] = {
289 .name = "nv12",
b8873c2a 290 .nb_components= 3,
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291 .log2_chroma_w= 1,
292 .log2_chroma_h= 1,
9b61d838 293 .comp = {
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294 {0,0,1,0,7}, /* Y */
295 {1,1,1,0,7}, /* U */
296 {1,1,2,0,7}, /* V */
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297 },
298 },
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299 [PIX_FMT_NV21] = {
300 .name = "nv21",
b8873c2a 301 .nb_components= 3,
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302 .log2_chroma_w= 1,
303 .log2_chroma_h= 1,
304 .comp = {
305 {0,0,1,0,7}, /* Y */
306 {1,1,1,0,7}, /* V */
307 {1,1,2,0,7}, /* U */
308 },
309 },
310 [PIX_FMT_ARGB] = {
311 .name = "argb",
b8873c2a 312 .nb_components= 4,
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313 .log2_chroma_w= 0,
314 .log2_chroma_h= 0,
315 .comp = {
316 {0,3,1,0,7}, /* A */
317 {0,3,2,0,7}, /* R */
318 {0,3,3,0,7}, /* G */
319 {0,3,4,0,7}, /* B */
320 },
321 },
9b61d838 322 [PIX_FMT_RGBA] = {
1e896640 323 .name = "rgba",
b8873c2a 324 .nb_components= 4,
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325 .log2_chroma_w= 0,
326 .log2_chroma_h= 0,
327 .comp = {
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328 {0,3,1,0,7}, /* R */
329 {0,3,2,0,7}, /* G */
330 {0,3,3,0,7}, /* B */
331 {0,3,4,0,7}, /* A */
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332 },
333 },
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334 [PIX_FMT_ABGR] = {
335 .name = "abgr",
b8873c2a 336 .nb_components= 4,
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337 .log2_chroma_w= 0,
338 .log2_chroma_h= 0,
339 .comp = {
340 {0,3,1,0,7}, /* A */
341 {0,3,2,0,7}, /* B */
342 {0,3,3,0,7}, /* G */
343 {0,3,4,0,7}, /* R */
344 },
345 },
346 [PIX_FMT_BGRA] = {
347 .name = "bgra",
b8873c2a 348 .nb_components= 4,
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349 .log2_chroma_w= 0,
350 .log2_chroma_h= 0,
351 .comp = {
352 {0,3,1,0,7}, /* B */
353 {0,3,2,0,7}, /* G */
354 {0,3,3,0,7}, /* R */
355 {0,3,4,0,7}, /* A */
356 },
357 },
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358 [PIX_FMT_GRAY16BE] = {
359 .name = "gray16be",
b8873c2a 360 .nb_components= 1,
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361 .log2_chroma_w= 0,
362 .log2_chroma_h= 0,
363 .comp = {
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364 {0,1,1,0,15}, /* Y */
365 },
366 .flags = PIX_FMT_BE,
367 },
368 [PIX_FMT_GRAY16LE] = {
369 .name = "gray16le",
b8873c2a 370 .nb_components= 1,
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371 .log2_chroma_w= 0,
372 .log2_chroma_h= 0,
373 .comp = {
374 {0,1,1,0,15}, /* Y */
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375 },
376 },
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377 [PIX_FMT_YUV440P] = {
378 .name = "yuv440p",
b8873c2a 379 .nb_components= 3,
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380 .log2_chroma_w= 0,
381 .log2_chroma_h= 1,
382 .comp = {
383 {0,0,1,0,7}, /* Y */
384 {1,0,1,0,7}, /* U */
385 {2,0,1,0,7}, /* V */
386 },
387 },
388 [PIX_FMT_YUVJ440P] = {
389 .name = "yuvj440p",
b8873c2a 390 .nb_components= 3,
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391 .log2_chroma_w= 0,
392 .log2_chroma_h= 1,
393 .comp = {
394 {0,0,1,0,7}, /* Y */
395 {1,0,1,0,7}, /* U */
396 {2,0,1,0,7}, /* V */
397 },
398 },
399 [PIX_FMT_YUVA420P] = {
400 .name = "yuva420p",
b8873c2a 401 .nb_components= 4,
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402 .log2_chroma_w= 1,
403 .log2_chroma_h= 1,
404 .comp = {
405 {0,0,1,0,7}, /* Y */
406 {1,0,1,0,7}, /* U */
407 {2,0,1,0,7}, /* V */
408 {3,0,1,0,7}, /* A */
409 },
410 },
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411 [PIX_FMT_VDPAU_H264] = {
412 .name = "vdpau_h264",
413 .log2_chroma_w = 1,
414 .log2_chroma_h = 1,
415 .flags = PIX_FMT_HWACCEL,
416 },
417 [PIX_FMT_VDPAU_MPEG1] = {
418 .name = "vdpau_mpeg1",
419 .log2_chroma_w = 1,
420 .log2_chroma_h = 1,
421 .flags = PIX_FMT_HWACCEL,
422 },
423 [PIX_FMT_VDPAU_MPEG2] = {
424 .name = "vdpau_mpeg2",
425 .log2_chroma_w = 1,
426 .log2_chroma_h = 1,
427 .flags = PIX_FMT_HWACCEL,
428 },
429 [PIX_FMT_VDPAU_WMV3] = {
430 .name = "vdpau_wmv3",
431 .log2_chroma_w = 1,
432 .log2_chroma_h = 1,
433 .flags = PIX_FMT_HWACCEL,
434 },
435 [PIX_FMT_VDPAU_VC1] = {
436 .name = "vdpau_vc1",
437 .log2_chroma_w = 1,
438 .log2_chroma_h = 1,
439 .flags = PIX_FMT_HWACCEL,
440 },
dd6308ad
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441 [PIX_FMT_VDPAU_MPEG4] = {
442 .name = "vdpau_mpeg4",
443 .log2_chroma_w = 1,
444 .log2_chroma_h = 1,
445 .flags = PIX_FMT_HWACCEL,
446 },
9b61d838 447 [PIX_FMT_RGB48BE] = {
1e896640 448 .name = "rgb48be",
b8873c2a 449 .nb_components= 3,
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450 .log2_chroma_w= 0,
451 .log2_chroma_h= 0,
452 .comp = {
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453 {0,5,1,0,15}, /* R */
454 {0,5,3,0,15}, /* G */
455 {0,5,5,0,15}, /* B */
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456 },
457 .flags = PIX_FMT_BE,
458 },
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459 [PIX_FMT_RGB48LE] = {
460 .name = "rgb48le",
b8873c2a 461 .nb_components= 3,
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462 .log2_chroma_w= 0,
463 .log2_chroma_h= 0,
464 .comp = {
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465 {0,5,1,0,15}, /* R */
466 {0,5,3,0,15}, /* G */
467 {0,5,5,0,15}, /* B */
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468 },
469 },
e5681ba0 470 [PIX_FMT_RGB565BE] = {
1e896640 471 .name = "rgb565be",
b8873c2a 472 .nb_components= 3,
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473 .log2_chroma_w= 0,
474 .log2_chroma_h= 0,
475 .comp = {
eb39fb51 476 {0,1,0,3,4}, /* R */
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477 {0,1,1,5,5}, /* G */
478 {0,1,1,0,4}, /* B */
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479 },
480 .flags = PIX_FMT_BE,
481 },
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482 [PIX_FMT_RGB565LE] = {
483 .name = "rgb565le",
b8873c2a 484 .nb_components= 3,
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485 .log2_chroma_w= 0,
486 .log2_chroma_h= 0,
487 .comp = {
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488 {0,1,2,3,4}, /* R */
489 {0,1,1,5,5}, /* G */
490 {0,1,1,0,4}, /* B */
9b61d838 491 },
9b61d838 492 },
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493 [PIX_FMT_RGB555BE] = {
494 .name = "rgb555be",
b8873c2a 495 .nb_components= 3,
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496 .log2_chroma_w= 0,
497 .log2_chroma_h= 0,
498 .comp = {
499 {0,1,0,2,4}, /* R */
500 {0,1,1,5,4}, /* G */
501 {0,1,1,0,4}, /* B */
502 },
503 .flags = PIX_FMT_BE,
504 },
505 [PIX_FMT_RGB555LE] = {
506 .name = "rgb555le",
b8873c2a 507 .nb_components= 3,
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508 .log2_chroma_w= 0,
509 .log2_chroma_h= 0,
510 .comp = {
511 {0,1,2,2,4}, /* R */
512 {0,1,1,5,4}, /* G */
513 {0,1,1,0,4}, /* B */
514 },
515 },
516 [PIX_FMT_BGR565BE] = {
517 .name = "bgr565be",
b8873c2a 518 .nb_components= 3,
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519 .log2_chroma_w= 0,
520 .log2_chroma_h= 0,
521 .comp = {
522 {0,1,0,3,4}, /* B */
523 {0,1,1,5,5}, /* G */
524 {0,1,1,0,4}, /* R */
525 },
526 .flags = PIX_FMT_BE,
527 },
528 [PIX_FMT_BGR565LE] = {
529 .name = "bgr565le",
b8873c2a 530 .nb_components= 3,
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531 .log2_chroma_w= 0,
532 .log2_chroma_h= 0,
533 .comp = {
534 {0,1,2,3,4}, /* B */
535 {0,1,1,5,5}, /* G */
536 {0,1,1,0,4}, /* R */
537 },
538 },
539 [PIX_FMT_BGR555BE] = {
540 .name = "bgr555be",
b8873c2a 541 .nb_components= 3,
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542 .log2_chroma_w= 0,
543 .log2_chroma_h= 0,
544 .comp = {
545 {0,1,0,2,4}, /* B */
546 {0,1,1,5,4}, /* G */
547 {0,1,1,0,4}, /* R */
548 },
549 .flags = PIX_FMT_BE,
550 },
551 [PIX_FMT_BGR555LE] = {
552 .name = "bgr555le",
b8873c2a 553 .nb_components= 3,
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554 .log2_chroma_w= 0,
555 .log2_chroma_h= 0,
556 .comp = {
557 {0,1,2,2,4}, /* B */
558 {0,1,1,5,4}, /* G */
559 {0,1,1,0,4}, /* R */
560 },
561 },
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562 [PIX_FMT_VAAPI_MOCO] = {
563 .name = "vaapi_moco",
564 .log2_chroma_w = 1,
565 .log2_chroma_h = 1,
566 .flags = PIX_FMT_HWACCEL,
567 },
568 [PIX_FMT_VAAPI_IDCT] = {
569 .name = "vaapi_idct",
570 .log2_chroma_w = 1,
571 .log2_chroma_h = 1,
572 .flags = PIX_FMT_HWACCEL,
573 },
574 [PIX_FMT_VAAPI_VLD] = {
575 .name = "vaapi_vld",
576 .log2_chroma_w = 1,
577 .log2_chroma_h = 1,
578 .flags = PIX_FMT_HWACCEL,
579 },
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580 [PIX_FMT_YUV420P16LE] = {
581 .name = "yuv420p16le",
b8873c2a 582 .nb_components= 3,
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583 .log2_chroma_w= 1,
584 .log2_chroma_h= 1,
585 .comp = {
586 {0,1,1,0,15}, /* Y */
587 {1,1,1,0,15}, /* U */
588 {2,1,1,0,15}, /* V */
589 },
590 },
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591 [PIX_FMT_YUV420P16BE] = {
592 .name = "yuv420p16be",
b8873c2a 593 .nb_components= 3,
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594 .log2_chroma_w= 1,
595 .log2_chroma_h= 1,
596 .comp = {
597 {0,1,1,0,15}, /* Y */
598 {1,1,1,0,15}, /* U */
599 {2,1,1,0,15}, /* V */
600 },
601 .flags = PIX_FMT_BE,
602 },
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603 [PIX_FMT_YUV422P16LE] = {
604 .name = "yuv422p16le",
b8873c2a 605 .nb_components= 3,
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SS
606 .log2_chroma_w= 1,
607 .log2_chroma_h= 0,
608 .comp = {
609 {0,1,1,0,15}, /* Y */
610 {1,1,1,0,15}, /* U */
611 {2,1,1,0,15}, /* V */
612 },
613 },
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614 [PIX_FMT_YUV422P16BE] = {
615 .name = "yuv422p16be",
b8873c2a 616 .nb_components= 3,
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617 .log2_chroma_w= 1,
618 .log2_chroma_h= 0,
619 .comp = {
620 {0,1,1,0,15}, /* Y */
621 {1,1,1,0,15}, /* U */
622 {2,1,1,0,15}, /* V */
623 },
624 .flags = PIX_FMT_BE,
625 },
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626 [PIX_FMT_YUV444P16LE] = {
627 .name = "yuv444p16le",
b8873c2a 628 .nb_components= 3,
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SS
629 .log2_chroma_w= 0,
630 .log2_chroma_h= 0,
631 .comp = {
632 {0,1,1,0,15}, /* Y */
633 {1,1,1,0,15}, /* U */
634 {2,1,1,0,15}, /* V */
635 },
636 },
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637 [PIX_FMT_YUV444P16BE] = {
638 .name = "yuv444p16be",
b8873c2a 639 .nb_components= 3,
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SS
640 .log2_chroma_w= 0,
641 .log2_chroma_h= 0,
642 .comp = {
643 {0,1,1,0,15}, /* Y */
644 {1,1,1,0,15}, /* U */
645 {2,1,1,0,15}, /* V */
646 },
647 .flags = PIX_FMT_BE,
648 },
9b61d838 649};
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650
651int av_get_bits_per_pixel(const AVPixFmtDescriptor *pixdesc)
652{
653 int c, bits = 0;
654 int log2_pixels = pixdesc->log2_chroma_w + pixdesc->log2_chroma_h;
655
b8873c2a 656 for (c = 0; c < pixdesc->nb_components; c++) {
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SS
657 int s = c==1 || c==2 ? 0 : log2_pixels;
658 bits += (pixdesc->comp[c].depth_minus1+1) << s;
659 }
660
661 return bits >> log2_pixels;
662}