1 .. SPDX-License-Identifier: GFDL-1.1-no-invari 1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
2 2
3 .. _pixfmt-rgb: 3 .. _pixfmt-rgb:
4 4
5 *********** 5 ***********
6 RGB Formats 6 RGB Formats
7 *********** 7 ***********
8 8
9 These formats encode each pixel as a triplet o 9 These formats encode each pixel as a triplet of RGB values. They are packed
10 formats, meaning that the RGB values for one p 10 formats, meaning that the RGB values for one pixel are stored consecutively in
11 memory and each pixel consumes an integer numb 11 memory and each pixel consumes an integer number of bytes. When the number of
12 bits required to store a pixel is not aligned 12 bits required to store a pixel is not aligned to a byte boundary, the data is
13 padded with additional bits to fill the remain 13 padded with additional bits to fill the remaining byte.
14 14
15 The formats differ by the number of bits per R 15 The formats differ by the number of bits per RGB component (typically but not
16 always the same for all components), the order 16 always the same for all components), the order of components in memory, and the
17 presence of an alpha component or additional p 17 presence of an alpha component or additional padding bits.
18 18
19 The usage and value of the alpha bits in forma 19 The usage and value of the alpha bits in formats that support them (named ARGB
20 or a permutation thereof, collectively referre 20 or a permutation thereof, collectively referred to as alpha formats) depend on
21 the device type and hardware operation. :ref:` 21 the device type and hardware operation. :ref:`Capture <capture>` devices
22 (including capture queues of mem-to-mem device 22 (including capture queues of mem-to-mem devices) fill the alpha component in
23 memory. When the device captures an alpha chan 23 memory. When the device captures an alpha channel the alpha component will have
24 a meaningful value. Otherwise, when the device 24 a meaningful value. Otherwise, when the device doesn't capture an alpha channel
25 but can set the alpha bit to a user-configurab 25 but can set the alpha bit to a user-configurable value, the
26 :ref:`V4L2_CID_ALPHA_COMPONENT <v4l2-alpha-com 26 :ref:`V4L2_CID_ALPHA_COMPONENT <v4l2-alpha-component>` control is used to
27 specify that alpha value, and the alpha compon 27 specify that alpha value, and the alpha component of all pixels will be set to
28 the value specified by that control. Otherwise 28 the value specified by that control. Otherwise a corresponding format without
29 an alpha component (XRGB or XBGR) must be used 29 an alpha component (XRGB or XBGR) must be used instead of an alpha format.
30 30
31 :ref:`Output <output>` devices (including outp 31 :ref:`Output <output>` devices (including output queues of mem-to-mem devices
32 and :ref:`video output overlay <osd>` devices) 32 and :ref:`video output overlay <osd>` devices) read the alpha component from
33 memory. When the device processes the alpha ch 33 memory. When the device processes the alpha channel the alpha component must be
34 filled with meaningful values by applications. 34 filled with meaningful values by applications. Otherwise a corresponding format
35 without an alpha component (XRGB or XBGR) must 35 without an alpha component (XRGB or XBGR) must be used instead of an alpha
36 format. 36 format.
37 37
38 Formats that contain padding bits are named XR 38 Formats that contain padding bits are named XRGB (or a permutation thereof).
39 The padding bits contain undefined values and 39 The padding bits contain undefined values and must be ignored by applications,
40 devices and drivers, for both :ref:`capture` a 40 devices and drivers, for both :ref:`capture` and :ref:`output` devices.
41 41
42 .. note:: 42 .. note::
43 43
44 - In all the tables that follow, bit 7 is t 44 - In all the tables that follow, bit 7 is the most significant bit in a byte.
45 - 'r', 'g' and 'b' denote bits of the red, 45 - 'r', 'g' and 'b' denote bits of the red, green and blue components
46 respectively. 'a' denotes bits of the alp 46 respectively. 'a' denotes bits of the alpha component (if supported by the
47 format), and 'x' denotes padding bits. 47 format), and 'x' denotes padding bits.
48 48
49 49
50 Less Than 8 Bits Per Component 50 Less Than 8 Bits Per Component
51 ============================== 51 ==============================
52 52
53 These formats store an RGB triplet in one, two 53 These formats store an RGB triplet in one, two or four bytes. They are named
54 based on the order of the RGB components as se 54 based on the order of the RGB components as seen in a 8-, 16- or 32-bit word,
55 which is then stored in memory in little endia 55 which is then stored in memory in little endian byte order (unless otherwise
56 noted by the presence of bit 31 in the 4CC val 56 noted by the presence of bit 31 in the 4CC value), and on the number of bits
57 for each component. For instance, the RGB565 f 57 for each component. For instance, the RGB565 format stores a pixel in a 16-bit
58 word [15:0] laid out at as [R\ :sub:`4` R\ :su 58 word [15:0] laid out at as [R\ :sub:`4` R\ :sub:`3` R\ :sub:`2` R\ :sub:`1`
59 R\ :sub:`0` G\ :sub:`5` G\ :sub:`4` G\ :sub:`3 59 R\ :sub:`0` G\ :sub:`5` G\ :sub:`4` G\ :sub:`3` G\ :sub:`2` G\ :sub:`1`
60 G\ :sub:`0` B\ :sub:`4` B\ :sub:`3` B\ :sub:`2 60 G\ :sub:`0` B\ :sub:`4` B\ :sub:`3` B\ :sub:`2` B\ :sub:`1` B\ :sub:`0`], and
61 stored in memory in two bytes, [R\ :sub:`4` R\ 61 stored in memory in two bytes, [R\ :sub:`4` R\ :sub:`3` R\ :sub:`2` R\ :sub:`1`
62 R\ :sub:`0` G\ :sub:`5` G\ :sub:`4` G\ :sub:`3 62 R\ :sub:`0` G\ :sub:`5` G\ :sub:`4` G\ :sub:`3`] followed by [G\ :sub:`2`
63 G\ :sub:`1` G\ :sub:`0` B\ :sub:`4` B\ :sub:`3 63 G\ :sub:`1` G\ :sub:`0` B\ :sub:`4` B\ :sub:`3` B\ :sub:`2` B\ :sub:`1`
64 B\ :sub:`0`]. 64 B\ :sub:`0`].
65 65
66 .. raw:: latex 66 .. raw:: latex
67 67
68 \begingroup 68 \begingroup
69 \tiny 69 \tiny
70 \setlength{\tabcolsep}{2pt} 70 \setlength{\tabcolsep}{2pt}
71 71
72 .. tabularcolumns:: |p{2.8cm}|p{2.0cm}|p{0.22c 72 .. tabularcolumns:: |p{2.8cm}|p{2.0cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|
73 73
74 74
75 .. flat-table:: RGB Formats With Less Than 8 B 75 .. flat-table:: RGB Formats With Less Than 8 Bits Per Component
76 :header-rows: 2 76 :header-rows: 2
77 :stub-columns: 0 77 :stub-columns: 0
78 78
79 * - Identifier 79 * - Identifier
80 - Code 80 - Code
81 - :cspan:`7` Byte 0 in memory 81 - :cspan:`7` Byte 0 in memory
82 - :cspan:`7` Byte 1 82 - :cspan:`7` Byte 1
83 - :cspan:`7` Byte 2 83 - :cspan:`7` Byte 2
84 - :cspan:`7` Byte 3 84 - :cspan:`7` Byte 3
85 * - 85 * -
86 - 86 -
87 - 7 87 - 7
88 - 6 88 - 6
89 - 5 89 - 5
90 - 4 90 - 4
91 - 3 91 - 3
92 - 2 92 - 2
93 - 1 93 - 1
94 - 0 94 - 0
95 95
96 - 7 96 - 7
97 - 6 97 - 6
98 - 5 98 - 5
99 - 4 99 - 4
100 - 3 100 - 3
101 - 2 101 - 2
102 - 1 102 - 1
103 - 0 103 - 0
104 104
105 - 7 105 - 7
106 - 6 106 - 6
107 - 5 107 - 5
108 - 4 108 - 4
109 - 3 109 - 3
110 - 2 110 - 2
111 - 1 111 - 1
112 - 0 112 - 0
113 113
114 - 7 114 - 7
115 - 6 115 - 6
116 - 5 116 - 5
117 - 4 117 - 4
118 - 3 118 - 3
119 - 2 119 - 2
120 - 1 120 - 1
121 - 0 121 - 0
122 * .. _V4L2-PIX-FMT-RGB332: 122 * .. _V4L2-PIX-FMT-RGB332:
123 123
124 - ``V4L2_PIX_FMT_RGB332`` 124 - ``V4L2_PIX_FMT_RGB332``
125 - 'RGB1' 125 - 'RGB1'
126 126
127 - r\ :sub:`2` 127 - r\ :sub:`2`
128 - r\ :sub:`1` 128 - r\ :sub:`1`
129 - r\ :sub:`0` 129 - r\ :sub:`0`
130 - g\ :sub:`2` 130 - g\ :sub:`2`
131 - g\ :sub:`1` 131 - g\ :sub:`1`
132 - g\ :sub:`0` 132 - g\ :sub:`0`
133 - b\ :sub:`1` 133 - b\ :sub:`1`
134 - b\ :sub:`0` 134 - b\ :sub:`0`
135 - 135 -
136 * .. _V4L2-PIX-FMT-ARGB444: 136 * .. _V4L2-PIX-FMT-ARGB444:
137 137
138 - ``V4L2_PIX_FMT_ARGB444`` 138 - ``V4L2_PIX_FMT_ARGB444``
139 - 'AR12' 139 - 'AR12'
140 140
141 - g\ :sub:`3` 141 - g\ :sub:`3`
142 - g\ :sub:`2` 142 - g\ :sub:`2`
143 - g\ :sub:`1` 143 - g\ :sub:`1`
144 - g\ :sub:`0` 144 - g\ :sub:`0`
145 - b\ :sub:`3` 145 - b\ :sub:`3`
146 - b\ :sub:`2` 146 - b\ :sub:`2`
147 - b\ :sub:`1` 147 - b\ :sub:`1`
148 - b\ :sub:`0` 148 - b\ :sub:`0`
149 149
150 - a\ :sub:`3` 150 - a\ :sub:`3`
151 - a\ :sub:`2` 151 - a\ :sub:`2`
152 - a\ :sub:`1` 152 - a\ :sub:`1`
153 - a\ :sub:`0` 153 - a\ :sub:`0`
154 - r\ :sub:`3` 154 - r\ :sub:`3`
155 - r\ :sub:`2` 155 - r\ :sub:`2`
156 - r\ :sub:`1` 156 - r\ :sub:`1`
157 - r\ :sub:`0` 157 - r\ :sub:`0`
158 - 158 -
159 * .. _V4L2-PIX-FMT-XRGB444: 159 * .. _V4L2-PIX-FMT-XRGB444:
160 160
161 - ``V4L2_PIX_FMT_XRGB444`` 161 - ``V4L2_PIX_FMT_XRGB444``
162 - 'XR12' 162 - 'XR12'
163 163
164 - g\ :sub:`3` 164 - g\ :sub:`3`
165 - g\ :sub:`2` 165 - g\ :sub:`2`
166 - g\ :sub:`1` 166 - g\ :sub:`1`
167 - g\ :sub:`0` 167 - g\ :sub:`0`
168 - b\ :sub:`3` 168 - b\ :sub:`3`
169 - b\ :sub:`2` 169 - b\ :sub:`2`
170 - b\ :sub:`1` 170 - b\ :sub:`1`
171 - b\ :sub:`0` 171 - b\ :sub:`0`
172 172
173 - x 173 - x
174 - x 174 - x
175 - x 175 - x
176 - x 176 - x
177 - r\ :sub:`3` 177 - r\ :sub:`3`
178 - r\ :sub:`2` 178 - r\ :sub:`2`
179 - r\ :sub:`1` 179 - r\ :sub:`1`
180 - r\ :sub:`0` 180 - r\ :sub:`0`
181 - 181 -
182 * .. _V4L2-PIX-FMT-RGBA444: 182 * .. _V4L2-PIX-FMT-RGBA444:
183 183
184 - ``V4L2_PIX_FMT_RGBA444`` 184 - ``V4L2_PIX_FMT_RGBA444``
185 - 'RA12' 185 - 'RA12'
186 186
187 - b\ :sub:`3` 187 - b\ :sub:`3`
188 - b\ :sub:`2` 188 - b\ :sub:`2`
189 - b\ :sub:`1` 189 - b\ :sub:`1`
190 - b\ :sub:`0` 190 - b\ :sub:`0`
191 - a\ :sub:`3` 191 - a\ :sub:`3`
192 - a\ :sub:`2` 192 - a\ :sub:`2`
193 - a\ :sub:`1` 193 - a\ :sub:`1`
194 - a\ :sub:`0` 194 - a\ :sub:`0`
195 195
196 - r\ :sub:`3` 196 - r\ :sub:`3`
197 - r\ :sub:`2` 197 - r\ :sub:`2`
198 - r\ :sub:`1` 198 - r\ :sub:`1`
199 - r\ :sub:`0` 199 - r\ :sub:`0`
200 - g\ :sub:`3` 200 - g\ :sub:`3`
201 - g\ :sub:`2` 201 - g\ :sub:`2`
202 - g\ :sub:`1` 202 - g\ :sub:`1`
203 - g\ :sub:`0` 203 - g\ :sub:`0`
204 - 204 -
205 * .. _V4L2-PIX-FMT-RGBX444: 205 * .. _V4L2-PIX-FMT-RGBX444:
206 206
207 - ``V4L2_PIX_FMT_RGBX444`` 207 - ``V4L2_PIX_FMT_RGBX444``
208 - 'RX12' 208 - 'RX12'
209 209
210 - b\ :sub:`3` 210 - b\ :sub:`3`
211 - b\ :sub:`2` 211 - b\ :sub:`2`
212 - b\ :sub:`1` 212 - b\ :sub:`1`
213 - b\ :sub:`0` 213 - b\ :sub:`0`
214 - x 214 - x
215 - x 215 - x
216 - x 216 - x
217 - x 217 - x
218 218
219 - r\ :sub:`3` 219 - r\ :sub:`3`
220 - r\ :sub:`2` 220 - r\ :sub:`2`
221 - r\ :sub:`1` 221 - r\ :sub:`1`
222 - r\ :sub:`0` 222 - r\ :sub:`0`
223 - g\ :sub:`3` 223 - g\ :sub:`3`
224 - g\ :sub:`2` 224 - g\ :sub:`2`
225 - g\ :sub:`1` 225 - g\ :sub:`1`
226 - g\ :sub:`0` 226 - g\ :sub:`0`
227 - 227 -
228 * .. _V4L2-PIX-FMT-ABGR444: 228 * .. _V4L2-PIX-FMT-ABGR444:
229 229
230 - ``V4L2_PIX_FMT_ABGR444`` 230 - ``V4L2_PIX_FMT_ABGR444``
231 - 'AB12' 231 - 'AB12'
232 232
233 - g\ :sub:`3` 233 - g\ :sub:`3`
234 - g\ :sub:`2` 234 - g\ :sub:`2`
235 - g\ :sub:`1` 235 - g\ :sub:`1`
236 - g\ :sub:`0` 236 - g\ :sub:`0`
237 - r\ :sub:`3` 237 - r\ :sub:`3`
238 - r\ :sub:`2` 238 - r\ :sub:`2`
239 - r\ :sub:`1` 239 - r\ :sub:`1`
240 - r\ :sub:`0` 240 - r\ :sub:`0`
241 241
242 - a\ :sub:`3` 242 - a\ :sub:`3`
243 - a\ :sub:`2` 243 - a\ :sub:`2`
244 - a\ :sub:`1` 244 - a\ :sub:`1`
245 - a\ :sub:`0` 245 - a\ :sub:`0`
246 - b\ :sub:`3` 246 - b\ :sub:`3`
247 - b\ :sub:`2` 247 - b\ :sub:`2`
248 - b\ :sub:`1` 248 - b\ :sub:`1`
249 - b\ :sub:`0` 249 - b\ :sub:`0`
250 - 250 -
251 * .. _V4L2-PIX-FMT-XBGR444: 251 * .. _V4L2-PIX-FMT-XBGR444:
252 252
253 - ``V4L2_PIX_FMT_XBGR444`` 253 - ``V4L2_PIX_FMT_XBGR444``
254 - 'XB12' 254 - 'XB12'
255 255
256 - g\ :sub:`3` 256 - g\ :sub:`3`
257 - g\ :sub:`2` 257 - g\ :sub:`2`
258 - g\ :sub:`1` 258 - g\ :sub:`1`
259 - g\ :sub:`0` 259 - g\ :sub:`0`
260 - r\ :sub:`3` 260 - r\ :sub:`3`
261 - r\ :sub:`2` 261 - r\ :sub:`2`
262 - r\ :sub:`1` 262 - r\ :sub:`1`
263 - r\ :sub:`0` 263 - r\ :sub:`0`
264 264
265 - x 265 - x
266 - x 266 - x
267 - x 267 - x
268 - x 268 - x
269 - b\ :sub:`3` 269 - b\ :sub:`3`
270 - b\ :sub:`2` 270 - b\ :sub:`2`
271 - b\ :sub:`1` 271 - b\ :sub:`1`
272 - b\ :sub:`0` 272 - b\ :sub:`0`
273 - 273 -
274 * .. _V4L2-PIX-FMT-BGRA444: 274 * .. _V4L2-PIX-FMT-BGRA444:
275 275
276 - ``V4L2_PIX_FMT_BGRA444`` 276 - ``V4L2_PIX_FMT_BGRA444``
277 - 'BA12' 277 - 'BA12'
278 278
279 - r\ :sub:`3` 279 - r\ :sub:`3`
280 - r\ :sub:`2` 280 - r\ :sub:`2`
281 - r\ :sub:`1` 281 - r\ :sub:`1`
282 - r\ :sub:`0` 282 - r\ :sub:`0`
283 - a\ :sub:`3` 283 - a\ :sub:`3`
284 - a\ :sub:`2` 284 - a\ :sub:`2`
285 - a\ :sub:`1` 285 - a\ :sub:`1`
286 - a\ :sub:`0` 286 - a\ :sub:`0`
287 287
288 - b\ :sub:`3` 288 - b\ :sub:`3`
289 - b\ :sub:`2` 289 - b\ :sub:`2`
290 - b\ :sub:`1` 290 - b\ :sub:`1`
291 - b\ :sub:`0` 291 - b\ :sub:`0`
292 - g\ :sub:`3` 292 - g\ :sub:`3`
293 - g\ :sub:`2` 293 - g\ :sub:`2`
294 - g\ :sub:`1` 294 - g\ :sub:`1`
295 - g\ :sub:`0` 295 - g\ :sub:`0`
296 - 296 -
297 * .. _V4L2-PIX-FMT-BGRX444: 297 * .. _V4L2-PIX-FMT-BGRX444:
298 298
299 - ``V4L2_PIX_FMT_BGRX444`` 299 - ``V4L2_PIX_FMT_BGRX444``
300 - 'BX12' 300 - 'BX12'
301 301
302 - r\ :sub:`3` 302 - r\ :sub:`3`
303 - r\ :sub:`2` 303 - r\ :sub:`2`
304 - r\ :sub:`1` 304 - r\ :sub:`1`
305 - r\ :sub:`0` 305 - r\ :sub:`0`
306 - x 306 - x
307 - x 307 - x
308 - x 308 - x
309 - x 309 - x
310 310
311 - b\ :sub:`3` 311 - b\ :sub:`3`
312 - b\ :sub:`2` 312 - b\ :sub:`2`
313 - b\ :sub:`1` 313 - b\ :sub:`1`
314 - b\ :sub:`0` 314 - b\ :sub:`0`
315 - g\ :sub:`3` 315 - g\ :sub:`3`
316 - g\ :sub:`2` 316 - g\ :sub:`2`
317 - g\ :sub:`1` 317 - g\ :sub:`1`
318 - g\ :sub:`0` 318 - g\ :sub:`0`
319 - 319 -
320 * .. _V4L2-PIX-FMT-ARGB555: 320 * .. _V4L2-PIX-FMT-ARGB555:
321 321
322 - ``V4L2_PIX_FMT_ARGB555`` 322 - ``V4L2_PIX_FMT_ARGB555``
323 - 'AR15' 323 - 'AR15'
324 324
325 - g\ :sub:`2` 325 - g\ :sub:`2`
326 - g\ :sub:`1` 326 - g\ :sub:`1`
327 - g\ :sub:`0` 327 - g\ :sub:`0`
328 - b\ :sub:`4` 328 - b\ :sub:`4`
329 - b\ :sub:`3` 329 - b\ :sub:`3`
330 - b\ :sub:`2` 330 - b\ :sub:`2`
331 - b\ :sub:`1` 331 - b\ :sub:`1`
332 - b\ :sub:`0` 332 - b\ :sub:`0`
333 333
334 - a 334 - a
335 - r\ :sub:`4` 335 - r\ :sub:`4`
336 - r\ :sub:`3` 336 - r\ :sub:`3`
337 - r\ :sub:`2` 337 - r\ :sub:`2`
338 - r\ :sub:`1` 338 - r\ :sub:`1`
339 - r\ :sub:`0` 339 - r\ :sub:`0`
340 - g\ :sub:`4` 340 - g\ :sub:`4`
341 - g\ :sub:`3` 341 - g\ :sub:`3`
342 - 342 -
343 * .. _V4L2-PIX-FMT-XRGB555: 343 * .. _V4L2-PIX-FMT-XRGB555:
344 344
345 - ``V4L2_PIX_FMT_XRGB555`` 345 - ``V4L2_PIX_FMT_XRGB555``
346 - 'XR15' 346 - 'XR15'
347 347
348 - g\ :sub:`2` 348 - g\ :sub:`2`
349 - g\ :sub:`1` 349 - g\ :sub:`1`
350 - g\ :sub:`0` 350 - g\ :sub:`0`
351 - b\ :sub:`4` 351 - b\ :sub:`4`
352 - b\ :sub:`3` 352 - b\ :sub:`3`
353 - b\ :sub:`2` 353 - b\ :sub:`2`
354 - b\ :sub:`1` 354 - b\ :sub:`1`
355 - b\ :sub:`0` 355 - b\ :sub:`0`
356 356
357 - x 357 - x
358 - r\ :sub:`4` 358 - r\ :sub:`4`
359 - r\ :sub:`3` 359 - r\ :sub:`3`
360 - r\ :sub:`2` 360 - r\ :sub:`2`
361 - r\ :sub:`1` 361 - r\ :sub:`1`
362 - r\ :sub:`0` 362 - r\ :sub:`0`
363 - g\ :sub:`4` 363 - g\ :sub:`4`
364 - g\ :sub:`3` 364 - g\ :sub:`3`
365 - 365 -
366 * .. _V4L2-PIX-FMT-RGBA555: 366 * .. _V4L2-PIX-FMT-RGBA555:
367 367
368 - ``V4L2_PIX_FMT_RGBA555`` 368 - ``V4L2_PIX_FMT_RGBA555``
369 - 'RA15' 369 - 'RA15'
370 370
371 - g\ :sub:`1` 371 - g\ :sub:`1`
372 - g\ :sub:`0` 372 - g\ :sub:`0`
373 - b\ :sub:`4` 373 - b\ :sub:`4`
374 - b\ :sub:`3` 374 - b\ :sub:`3`
375 - b\ :sub:`2` 375 - b\ :sub:`2`
376 - b\ :sub:`1` 376 - b\ :sub:`1`
377 - b\ :sub:`0` 377 - b\ :sub:`0`
378 - a 378 - a
379 379
380 - r\ :sub:`4` 380 - r\ :sub:`4`
381 - r\ :sub:`3` 381 - r\ :sub:`3`
382 - r\ :sub:`2` 382 - r\ :sub:`2`
383 - r\ :sub:`1` 383 - r\ :sub:`1`
384 - r\ :sub:`0` 384 - r\ :sub:`0`
385 - g\ :sub:`4` 385 - g\ :sub:`4`
386 - g\ :sub:`3` 386 - g\ :sub:`3`
387 - g\ :sub:`2` 387 - g\ :sub:`2`
388 - 388 -
389 * .. _V4L2-PIX-FMT-RGBX555: 389 * .. _V4L2-PIX-FMT-RGBX555:
390 390
391 - ``V4L2_PIX_FMT_RGBX555`` 391 - ``V4L2_PIX_FMT_RGBX555``
392 - 'RX15' 392 - 'RX15'
393 393
394 - g\ :sub:`1` 394 - g\ :sub:`1`
395 - g\ :sub:`0` 395 - g\ :sub:`0`
396 - b\ :sub:`4` 396 - b\ :sub:`4`
397 - b\ :sub:`3` 397 - b\ :sub:`3`
398 - b\ :sub:`2` 398 - b\ :sub:`2`
399 - b\ :sub:`1` 399 - b\ :sub:`1`
400 - b\ :sub:`0` 400 - b\ :sub:`0`
401 - x 401 - x
402 402
403 - r\ :sub:`4` 403 - r\ :sub:`4`
404 - r\ :sub:`3` 404 - r\ :sub:`3`
405 - r\ :sub:`2` 405 - r\ :sub:`2`
406 - r\ :sub:`1` 406 - r\ :sub:`1`
407 - r\ :sub:`0` 407 - r\ :sub:`0`
408 - g\ :sub:`4` 408 - g\ :sub:`4`
409 - g\ :sub:`3` 409 - g\ :sub:`3`
410 - g\ :sub:`2` 410 - g\ :sub:`2`
411 - 411 -
412 * .. _V4L2-PIX-FMT-ABGR555: 412 * .. _V4L2-PIX-FMT-ABGR555:
413 413
414 - ``V4L2_PIX_FMT_ABGR555`` 414 - ``V4L2_PIX_FMT_ABGR555``
415 - 'AB15' 415 - 'AB15'
416 416
417 - g\ :sub:`2` 417 - g\ :sub:`2`
418 - g\ :sub:`1` 418 - g\ :sub:`1`
419 - g\ :sub:`0` 419 - g\ :sub:`0`
420 - r\ :sub:`4` 420 - r\ :sub:`4`
421 - r\ :sub:`3` 421 - r\ :sub:`3`
422 - r\ :sub:`2` 422 - r\ :sub:`2`
423 - r\ :sub:`1` 423 - r\ :sub:`1`
424 - r\ :sub:`0` 424 - r\ :sub:`0`
425 425
426 - a 426 - a
427 - b\ :sub:`4` 427 - b\ :sub:`4`
428 - b\ :sub:`3` 428 - b\ :sub:`3`
429 - b\ :sub:`2` 429 - b\ :sub:`2`
430 - b\ :sub:`1` 430 - b\ :sub:`1`
431 - b\ :sub:`0` 431 - b\ :sub:`0`
432 - g\ :sub:`4` 432 - g\ :sub:`4`
433 - g\ :sub:`3` 433 - g\ :sub:`3`
434 - 434 -
435 * .. _V4L2-PIX-FMT-XBGR555: 435 * .. _V4L2-PIX-FMT-XBGR555:
436 436
437 - ``V4L2_PIX_FMT_XBGR555`` 437 - ``V4L2_PIX_FMT_XBGR555``
438 - 'XB15' 438 - 'XB15'
439 439
440 - g\ :sub:`2` 440 - g\ :sub:`2`
441 - g\ :sub:`1` 441 - g\ :sub:`1`
442 - g\ :sub:`0` 442 - g\ :sub:`0`
443 - r\ :sub:`4` 443 - r\ :sub:`4`
444 - r\ :sub:`3` 444 - r\ :sub:`3`
445 - r\ :sub:`2` 445 - r\ :sub:`2`
446 - r\ :sub:`1` 446 - r\ :sub:`1`
447 - r\ :sub:`0` 447 - r\ :sub:`0`
448 448
449 - x 449 - x
450 - b\ :sub:`4` 450 - b\ :sub:`4`
451 - b\ :sub:`3` 451 - b\ :sub:`3`
452 - b\ :sub:`2` 452 - b\ :sub:`2`
453 - b\ :sub:`1` 453 - b\ :sub:`1`
454 - b\ :sub:`0` 454 - b\ :sub:`0`
455 - g\ :sub:`4` 455 - g\ :sub:`4`
456 - g\ :sub:`3` 456 - g\ :sub:`3`
457 - 457 -
458 * .. _V4L2-PIX-FMT-BGRA555: 458 * .. _V4L2-PIX-FMT-BGRA555:
459 459
460 - ``V4L2_PIX_FMT_BGRA555`` 460 - ``V4L2_PIX_FMT_BGRA555``
461 - 'BA15' 461 - 'BA15'
462 462
463 - g\ :sub:`1` 463 - g\ :sub:`1`
464 - g\ :sub:`0` 464 - g\ :sub:`0`
465 - r\ :sub:`4` 465 - r\ :sub:`4`
466 - r\ :sub:`3` 466 - r\ :sub:`3`
467 - r\ :sub:`2` 467 - r\ :sub:`2`
468 - r\ :sub:`1` 468 - r\ :sub:`1`
469 - r\ :sub:`0` 469 - r\ :sub:`0`
470 - a 470 - a
471 471
472 - b\ :sub:`4` 472 - b\ :sub:`4`
473 - b\ :sub:`3` 473 - b\ :sub:`3`
474 - b\ :sub:`2` 474 - b\ :sub:`2`
475 - b\ :sub:`1` 475 - b\ :sub:`1`
476 - b\ :sub:`0` 476 - b\ :sub:`0`
477 - g\ :sub:`4` 477 - g\ :sub:`4`
478 - g\ :sub:`3` 478 - g\ :sub:`3`
479 - g\ :sub:`2` 479 - g\ :sub:`2`
480 - 480 -
481 * .. _V4L2-PIX-FMT-BGRX555: 481 * .. _V4L2-PIX-FMT-BGRX555:
482 482
483 - ``V4L2_PIX_FMT_BGRX555`` 483 - ``V4L2_PIX_FMT_BGRX555``
484 - 'BX15' 484 - 'BX15'
485 485
486 - g\ :sub:`1` 486 - g\ :sub:`1`
487 - g\ :sub:`0` 487 - g\ :sub:`0`
488 - r\ :sub:`4` 488 - r\ :sub:`4`
489 - r\ :sub:`3` 489 - r\ :sub:`3`
490 - r\ :sub:`2` 490 - r\ :sub:`2`
491 - r\ :sub:`1` 491 - r\ :sub:`1`
492 - r\ :sub:`0` 492 - r\ :sub:`0`
493 - x 493 - x
494 494
495 - b\ :sub:`4` 495 - b\ :sub:`4`
496 - b\ :sub:`3` 496 - b\ :sub:`3`
497 - b\ :sub:`2` 497 - b\ :sub:`2`
498 - b\ :sub:`1` 498 - b\ :sub:`1`
499 - b\ :sub:`0` 499 - b\ :sub:`0`
500 - g\ :sub:`4` 500 - g\ :sub:`4`
501 - g\ :sub:`3` 501 - g\ :sub:`3`
502 - g\ :sub:`2` 502 - g\ :sub:`2`
503 - 503 -
504 * .. _V4L2-PIX-FMT-RGB565: 504 * .. _V4L2-PIX-FMT-RGB565:
505 505
506 - ``V4L2_PIX_FMT_RGB565`` 506 - ``V4L2_PIX_FMT_RGB565``
507 - 'RGBP' 507 - 'RGBP'
508 508
509 - g\ :sub:`2` 509 - g\ :sub:`2`
510 - g\ :sub:`1` 510 - g\ :sub:`1`
511 - g\ :sub:`0` 511 - g\ :sub:`0`
512 - b\ :sub:`4` 512 - b\ :sub:`4`
513 - b\ :sub:`3` 513 - b\ :sub:`3`
514 - b\ :sub:`2` 514 - b\ :sub:`2`
515 - b\ :sub:`1` 515 - b\ :sub:`1`
516 - b\ :sub:`0` 516 - b\ :sub:`0`
517 517
518 - r\ :sub:`4` 518 - r\ :sub:`4`
519 - r\ :sub:`3` 519 - r\ :sub:`3`
520 - r\ :sub:`2` 520 - r\ :sub:`2`
521 - r\ :sub:`1` 521 - r\ :sub:`1`
522 - r\ :sub:`0` 522 - r\ :sub:`0`
523 - g\ :sub:`5` 523 - g\ :sub:`5`
524 - g\ :sub:`4` 524 - g\ :sub:`4`
525 - g\ :sub:`3` 525 - g\ :sub:`3`
526 - 526 -
527 * .. _V4L2-PIX-FMT-ARGB555X: 527 * .. _V4L2-PIX-FMT-ARGB555X:
528 528
529 - ``V4L2_PIX_FMT_ARGB555X`` 529 - ``V4L2_PIX_FMT_ARGB555X``
530 - 'AR15' | (1 << 31) 530 - 'AR15' | (1 << 31)
531 531
532 - a 532 - a
533 - r\ :sub:`4` 533 - r\ :sub:`4`
534 - r\ :sub:`3` 534 - r\ :sub:`3`
535 - r\ :sub:`2` 535 - r\ :sub:`2`
536 - r\ :sub:`1` 536 - r\ :sub:`1`
537 - r\ :sub:`0` 537 - r\ :sub:`0`
538 - g\ :sub:`4` 538 - g\ :sub:`4`
539 - g\ :sub:`3` 539 - g\ :sub:`3`
540 540
541 - g\ :sub:`2` 541 - g\ :sub:`2`
542 - g\ :sub:`1` 542 - g\ :sub:`1`
543 - g\ :sub:`0` 543 - g\ :sub:`0`
544 - b\ :sub:`4` 544 - b\ :sub:`4`
545 - b\ :sub:`3` 545 - b\ :sub:`3`
546 - b\ :sub:`2` 546 - b\ :sub:`2`
547 - b\ :sub:`1` 547 - b\ :sub:`1`
548 - b\ :sub:`0` 548 - b\ :sub:`0`
549 - 549 -
550 * .. _V4L2-PIX-FMT-XRGB555X: 550 * .. _V4L2-PIX-FMT-XRGB555X:
551 551
552 - ``V4L2_PIX_FMT_XRGB555X`` 552 - ``V4L2_PIX_FMT_XRGB555X``
553 - 'XR15' | (1 << 31) 553 - 'XR15' | (1 << 31)
554 554
555 - x 555 - x
556 - r\ :sub:`4` 556 - r\ :sub:`4`
557 - r\ :sub:`3` 557 - r\ :sub:`3`
558 - r\ :sub:`2` 558 - r\ :sub:`2`
559 - r\ :sub:`1` 559 - r\ :sub:`1`
560 - r\ :sub:`0` 560 - r\ :sub:`0`
561 - g\ :sub:`4` 561 - g\ :sub:`4`
562 - g\ :sub:`3` 562 - g\ :sub:`3`
563 563
564 - g\ :sub:`2` 564 - g\ :sub:`2`
565 - g\ :sub:`1` 565 - g\ :sub:`1`
566 - g\ :sub:`0` 566 - g\ :sub:`0`
567 - b\ :sub:`4` 567 - b\ :sub:`4`
568 - b\ :sub:`3` 568 - b\ :sub:`3`
569 - b\ :sub:`2` 569 - b\ :sub:`2`
570 - b\ :sub:`1` 570 - b\ :sub:`1`
571 - b\ :sub:`0` 571 - b\ :sub:`0`
572 - 572 -
573 * .. _V4L2-PIX-FMT-RGB565X: 573 * .. _V4L2-PIX-FMT-RGB565X:
574 574
575 - ``V4L2_PIX_FMT_RGB565X`` 575 - ``V4L2_PIX_FMT_RGB565X``
576 - 'RGBR' 576 - 'RGBR'
577 577
578 - r\ :sub:`4` 578 - r\ :sub:`4`
579 - r\ :sub:`3` 579 - r\ :sub:`3`
580 - r\ :sub:`2` 580 - r\ :sub:`2`
581 - r\ :sub:`1` 581 - r\ :sub:`1`
582 - r\ :sub:`0` 582 - r\ :sub:`0`
583 - g\ :sub:`5` 583 - g\ :sub:`5`
584 - g\ :sub:`4` 584 - g\ :sub:`4`
585 - g\ :sub:`3` 585 - g\ :sub:`3`
586 586
587 - g\ :sub:`2` 587 - g\ :sub:`2`
588 - g\ :sub:`1` 588 - g\ :sub:`1`
589 - g\ :sub:`0` 589 - g\ :sub:`0`
590 - b\ :sub:`4` 590 - b\ :sub:`4`
591 - b\ :sub:`3` 591 - b\ :sub:`3`
592 - b\ :sub:`2` 592 - b\ :sub:`2`
593 - b\ :sub:`1` 593 - b\ :sub:`1`
594 - b\ :sub:`0` 594 - b\ :sub:`0`
595 - 595 -
596 * .. _V4L2-PIX-FMT-BGR666: 596 * .. _V4L2-PIX-FMT-BGR666:
597 597
598 - ``V4L2_PIX_FMT_BGR666`` 598 - ``V4L2_PIX_FMT_BGR666``
599 - 'BGRH' 599 - 'BGRH'
600 600
601 - b\ :sub:`5` 601 - b\ :sub:`5`
602 - b\ :sub:`4` 602 - b\ :sub:`4`
603 - b\ :sub:`3` 603 - b\ :sub:`3`
604 - b\ :sub:`2` 604 - b\ :sub:`2`
605 - b\ :sub:`1` 605 - b\ :sub:`1`
606 - b\ :sub:`0` 606 - b\ :sub:`0`
607 - g\ :sub:`5` 607 - g\ :sub:`5`
608 - g\ :sub:`4` 608 - g\ :sub:`4`
609 609
610 - g\ :sub:`3` 610 - g\ :sub:`3`
611 - g\ :sub:`2` 611 - g\ :sub:`2`
612 - g\ :sub:`1` 612 - g\ :sub:`1`
613 - g\ :sub:`0` 613 - g\ :sub:`0`
614 - r\ :sub:`5` 614 - r\ :sub:`5`
615 - r\ :sub:`4` 615 - r\ :sub:`4`
616 - r\ :sub:`3` 616 - r\ :sub:`3`
617 - r\ :sub:`2` 617 - r\ :sub:`2`
618 618
619 - r\ :sub:`1` 619 - r\ :sub:`1`
620 - r\ :sub:`0` 620 - r\ :sub:`0`
621 - x 621 - x
622 - x 622 - x
623 - x 623 - x
624 - x 624 - x
625 - x 625 - x
626 - x 626 - x
627 627
628 - x 628 - x
629 - x 629 - x
630 - x 630 - x
631 - x 631 - x
632 - x 632 - x
633 - x 633 - x
634 - x 634 - x
635 - x 635 - x
636 636
637 .. raw:: latex 637 .. raw:: latex
638 638
639 \endgroup 639 \endgroup
640 640
641 641
642 8 Bits Per Component 642 8 Bits Per Component
643 ==================== 643 ====================
644 644
645 These formats store an RGB triplet in three or 645 These formats store an RGB triplet in three or four bytes. They are named based
646 on the order of the RGB components as stored i 646 on the order of the RGB components as stored in memory, and on the total number
647 of bits per pixel. For instance, RGB24 format 647 of bits per pixel. For instance, RGB24 format stores a pixel with [R\ :sub:`7`
648 R\ :sub:`6` R\ :sub:`5` R\ :sub:`4` R\ :sub:`3 648 R\ :sub:`6` R\ :sub:`5` R\ :sub:`4` R\ :sub:`3` R\ :sub:`2` R\ :sub:`1`
649 R\ :sub:`0`] in the first byte, [G\ :sub:`7` G 649 R\ :sub:`0`] in the first byte, [G\ :sub:`7` G\ :sub:`6` G\ :sub:`5` G\ :sub:`4`
650 G\ :sub:`3` G\ :sub:`2` G\ :sub:`1` G\ :sub:`0 650 G\ :sub:`3` G\ :sub:`2` G\ :sub:`1` G\ :sub:`0`] in the second byte and
651 [B\ :sub:`7` B\ :sub:`6` B\ :sub:`5` B\ :sub:` 651 [B\ :sub:`7` B\ :sub:`6` B\ :sub:`5` B\ :sub:`4` B\ :sub:`3` B\ :sub:`2`
652 B\ :sub:`1` B\ :sub:`0`] in the third byte. Th 652 B\ :sub:`1` B\ :sub:`0`] in the third byte. This differs from the DRM format
653 nomenclature that instead use the order of com 653 nomenclature that instead use the order of components as seen in a 24- or
654 32-bit little endian word. 654 32-bit little endian word.
655 655
656 .. raw:: latex 656 .. raw:: latex
657 657
658 \small 658 \small
659 659
660 .. flat-table:: RGB Formats With 8 Bits Per Co 660 .. flat-table:: RGB Formats With 8 Bits Per Component
661 :header-rows: 1 661 :header-rows: 1
662 :stub-columns: 0 662 :stub-columns: 0
663 663
664 * - Identifier 664 * - Identifier
665 - Code 665 - Code
666 - Byte 0 in memory 666 - Byte 0 in memory
667 - Byte 1 667 - Byte 1
668 - Byte 2 668 - Byte 2
669 - Byte 3 669 - Byte 3
670 * .. _V4L2-PIX-FMT-BGR24: 670 * .. _V4L2-PIX-FMT-BGR24:
671 671
672 - ``V4L2_PIX_FMT_BGR24`` 672 - ``V4L2_PIX_FMT_BGR24``
673 - 'BGR3' 673 - 'BGR3'
674 674
675 - B\ :sub:`7-0` 675 - B\ :sub:`7-0`
676 - G\ :sub:`7-0` 676 - G\ :sub:`7-0`
677 - R\ :sub:`7-0` 677 - R\ :sub:`7-0`
678 - 678 -
679 * .. _V4L2-PIX-FMT-RGB24: 679 * .. _V4L2-PIX-FMT-RGB24:
680 680
681 - ``V4L2_PIX_FMT_RGB24`` 681 - ``V4L2_PIX_FMT_RGB24``
682 - 'RGB3' 682 - 'RGB3'
683 683
684 - R\ :sub:`7-0` 684 - R\ :sub:`7-0`
685 - G\ :sub:`7-0` 685 - G\ :sub:`7-0`
686 - B\ :sub:`7-0` 686 - B\ :sub:`7-0`
687 - 687 -
688 * .. _V4L2-PIX-FMT-ABGR32: 688 * .. _V4L2-PIX-FMT-ABGR32:
689 689
690 - ``V4L2_PIX_FMT_ABGR32`` 690 - ``V4L2_PIX_FMT_ABGR32``
691 - 'AR24' 691 - 'AR24'
692 692
693 - B\ :sub:`7-0` 693 - B\ :sub:`7-0`
694 - G\ :sub:`7-0` 694 - G\ :sub:`7-0`
695 - R\ :sub:`7-0` 695 - R\ :sub:`7-0`
696 - A\ :sub:`7-0` 696 - A\ :sub:`7-0`
697 * .. _V4L2-PIX-FMT-XBGR32: 697 * .. _V4L2-PIX-FMT-XBGR32:
698 698
699 - ``V4L2_PIX_FMT_XBGR32`` 699 - ``V4L2_PIX_FMT_XBGR32``
700 - 'XR24' 700 - 'XR24'
701 701
702 - B\ :sub:`7-0` 702 - B\ :sub:`7-0`
703 - G\ :sub:`7-0` 703 - G\ :sub:`7-0`
704 - R\ :sub:`7-0` 704 - R\ :sub:`7-0`
705 - X\ :sub:`7-0` 705 - X\ :sub:`7-0`
706 * .. _V4L2-PIX-FMT-BGRA32: 706 * .. _V4L2-PIX-FMT-BGRA32:
707 707
708 - ``V4L2_PIX_FMT_BGRA32`` 708 - ``V4L2_PIX_FMT_BGRA32``
709 - 'RA24' 709 - 'RA24'
710 710
711 - A\ :sub:`7-0` 711 - A\ :sub:`7-0`
712 - B\ :sub:`7-0` 712 - B\ :sub:`7-0`
713 - G\ :sub:`7-0` 713 - G\ :sub:`7-0`
714 - R\ :sub:`7-0` 714 - R\ :sub:`7-0`
715 * .. _V4L2-PIX-FMT-BGRX32: 715 * .. _V4L2-PIX-FMT-BGRX32:
716 716
717 - ``V4L2_PIX_FMT_BGRX32`` 717 - ``V4L2_PIX_FMT_BGRX32``
718 - 'RX24' 718 - 'RX24'
719 719
720 - X\ :sub:`7-0` 720 - X\ :sub:`7-0`
721 - B\ :sub:`7-0` 721 - B\ :sub:`7-0`
722 - G\ :sub:`7-0` 722 - G\ :sub:`7-0`
723 - R\ :sub:`7-0` 723 - R\ :sub:`7-0`
724 * .. _V4L2-PIX-FMT-RGBA32: 724 * .. _V4L2-PIX-FMT-RGBA32:
725 725
726 - ``V4L2_PIX_FMT_RGBA32`` 726 - ``V4L2_PIX_FMT_RGBA32``
727 - 'AB24' 727 - 'AB24'
728 728
729 - R\ :sub:`7-0` 729 - R\ :sub:`7-0`
730 - G\ :sub:`7-0` 730 - G\ :sub:`7-0`
731 - B\ :sub:`7-0` 731 - B\ :sub:`7-0`
732 - A\ :sub:`7-0` 732 - A\ :sub:`7-0`
733 * .. _V4L2-PIX-FMT-RGBX32: 733 * .. _V4L2-PIX-FMT-RGBX32:
734 734
735 - ``V4L2_PIX_FMT_RGBX32`` 735 - ``V4L2_PIX_FMT_RGBX32``
736 - 'XB24' 736 - 'XB24'
737 737
738 - R\ :sub:`7-0` 738 - R\ :sub:`7-0`
739 - G\ :sub:`7-0` 739 - G\ :sub:`7-0`
740 - B\ :sub:`7-0` 740 - B\ :sub:`7-0`
741 - X\ :sub:`7-0` 741 - X\ :sub:`7-0`
742 * .. _V4L2-PIX-FMT-ARGB32: 742 * .. _V4L2-PIX-FMT-ARGB32:
743 743
744 - ``V4L2_PIX_FMT_ARGB32`` 744 - ``V4L2_PIX_FMT_ARGB32``
745 - 'BA24' 745 - 'BA24'
746 746
747 - A\ :sub:`7-0` 747 - A\ :sub:`7-0`
748 - R\ :sub:`7-0` 748 - R\ :sub:`7-0`
749 - G\ :sub:`7-0` 749 - G\ :sub:`7-0`
750 - B\ :sub:`7-0` 750 - B\ :sub:`7-0`
751 * .. _V4L2-PIX-FMT-XRGB32: 751 * .. _V4L2-PIX-FMT-XRGB32:
752 752
753 - ``V4L2_PIX_FMT_XRGB32`` 753 - ``V4L2_PIX_FMT_XRGB32``
754 - 'BX24' 754 - 'BX24'
755 755
756 - X\ :sub:`7-0` 756 - X\ :sub:`7-0`
757 - R\ :sub:`7-0` 757 - R\ :sub:`7-0`
758 - G\ :sub:`7-0` 758 - G\ :sub:`7-0`
759 - B\ :sub:`7-0` 759 - B\ :sub:`7-0`
760 760
761 .. raw:: latex 761 .. raw:: latex
762 762
763 \normalsize 763 \normalsize
764 764
765 765
766 10 Bits Per Component <<
767 ===================== <<
768 <<
769 These formats store a 30-bit RGB triplet with <<
770 bytes. They are named based on the order of th <<
771 32-bit word, which is then stored in memory in <<
772 (unless otherwise noted by the presence of bit <<
773 number of bits for each component. <<
774 <<
775 .. raw:: latex <<
776 <<
777 \begingroup <<
778 \tiny <<
779 \setlength{\tabcolsep}{2pt} <<
780 <<
781 .. tabularcolumns:: |p{3.2cm}|p{0.8cm}|p{0.22c <<
782 <<
783 <<
784 .. flat-table:: RGB Formats 10 Bits Per Color <<
785 :header-rows: 2 <<
786 :stub-columns: 0 <<
787 <<
788 * - Identifier <<
789 - Code <<
790 - :cspan:`7` Byte 0 in memory <<
791 - :cspan:`7` Byte 1 <<
792 - :cspan:`7` Byte 2 <<
793 - :cspan:`7` Byte 3 <<
794 * - <<
795 - <<
796 - 7 <<
797 - 6 <<
798 - 5 <<
799 - 4 <<
800 - 3 <<
801 - 2 <<
802 - 1 <<
803 - 0 <<
804 <<
805 - 7 <<
806 - 6 <<
807 - 5 <<
808 - 4 <<
809 - 3 <<
810 - 2 <<
811 - 1 <<
812 - 0 <<
813 <<
814 - 7 <<
815 - 6 <<
816 - 5 <<
817 - 4 <<
818 - 3 <<
819 - 2 <<
820 - 1 <<
821 - 0 <<
822 <<
823 - 7 <<
824 - 6 <<
825 - 5 <<
826 - 4 <<
827 - 3 <<
828 - 2 <<
829 - 1 <<
830 - 0 <<
831 * .. _V4L2-PIX-FMT-RGBX1010102: <<
832 <<
833 - ``V4L2_PIX_FMT_RGBX1010102`` <<
834 - 'RX30' <<
835 <<
836 - b\ :sub:`5` <<
837 - b\ :sub:`4` <<
838 - b\ :sub:`3` <<
839 - b\ :sub:`2` <<
840 - b\ :sub:`1` <<
841 - b\ :sub:`0` <<
842 - x <<
843 - x <<
844 <<
845 - g\ :sub:`3` <<
846 - g\ :sub:`2` <<
847 - g\ :sub:`1` <<
848 - g\ :sub:`0` <<
849 - b\ :sub:`9` <<
850 - b\ :sub:`8` <<
851 - b\ :sub:`7` <<
852 - b\ :sub:`6` <<
853 <<
854 - r\ :sub:`1` <<
855 - r\ :sub:`0` <<
856 - g\ :sub:`9` <<
857 - g\ :sub:`8` <<
858 - g\ :sub:`7` <<
859 - g\ :sub:`6` <<
860 - g\ :sub:`5` <<
861 - g\ :sub:`4` <<
862 <<
863 - r\ :sub:`9` <<
864 - r\ :sub:`8` <<
865 - r\ :sub:`7` <<
866 - r\ :sub:`6` <<
867 - r\ :sub:`5` <<
868 - r\ :sub:`4` <<
869 - r\ :sub:`3` <<
870 - r\ :sub:`2` <<
871 * .. _V4L2-PIX-FMT-RGBA1010102: <<
872 <<
873 - ``V4L2_PIX_FMT_RGBA1010102`` <<
874 - 'RA30' <<
875 <<
876 - b\ :sub:`5` <<
877 - b\ :sub:`4` <<
878 - b\ :sub:`3` <<
879 - b\ :sub:`2` <<
880 - b\ :sub:`1` <<
881 - b\ :sub:`0` <<
882 - a\ :sub:`1` <<
883 - a\ :sub:`0` <<
884 <<
885 - g\ :sub:`3` <<
886 - g\ :sub:`2` <<
887 - g\ :sub:`1` <<
888 - g\ :sub:`0` <<
889 - b\ :sub:`9` <<
890 - b\ :sub:`8` <<
891 - b\ :sub:`7` <<
892 - b\ :sub:`6` <<
893 <<
894 - r\ :sub:`1` <<
895 - r\ :sub:`0` <<
896 - g\ :sub:`9` <<
897 - g\ :sub:`8` <<
898 - g\ :sub:`7` <<
899 - g\ :sub:`6` <<
900 - g\ :sub:`5` <<
901 - g\ :sub:`4` <<
902 <<
903 - r\ :sub:`9` <<
904 - r\ :sub:`8` <<
905 - r\ :sub:`7` <<
906 - r\ :sub:`6` <<
907 - r\ :sub:`5` <<
908 - r\ :sub:`4` <<
909 - r\ :sub:`3` <<
910 - r\ :sub:`2` <<
911 * .. _V4L2-PIX-FMT-ARGB2101010: <<
912 <<
913 - ``V4L2_PIX_FMT_ARGB2101010`` <<
914 - 'AR30' <<
915 <<
916 - b\ :sub:`7` <<
917 - b\ :sub:`6` <<
918 - b\ :sub:`5` <<
919 - b\ :sub:`4` <<
920 - b\ :sub:`3` <<
921 - b\ :sub:`2` <<
922 - b\ :sub:`1` <<
923 - b\ :sub:`0` <<
924 <<
925 - g\ :sub:`5` <<
926 - g\ :sub:`4` <<
927 - g\ :sub:`3` <<
928 - g\ :sub:`2` <<
929 - g\ :sub:`1` <<
930 - g\ :sub:`0` <<
931 - b\ :sub:`9` <<
932 - b\ :sub:`8` <<
933 <<
934 - r\ :sub:`3` <<
935 - r\ :sub:`2` <<
936 - r\ :sub:`1` <<
937 - r\ :sub:`0` <<
938 - g\ :sub:`9` <<
939 - g\ :sub:`8` <<
940 - g\ :sub:`7` <<
941 - g\ :sub:`6` <<
942 <<
943 - a\ :sub:`1` <<
944 - a\ :sub:`0` <<
945 - r\ :sub:`9` <<
946 - r\ :sub:`8` <<
947 - r\ :sub:`7` <<
948 - r\ :sub:`6` <<
949 - r\ :sub:`5` <<
950 - r\ :sub:`4` <<
951 <<
952 .. raw:: latex <<
953 <<
954 \endgroup <<
955 <<
956 12 Bits Per Component <<
957 ============================== <<
958 <<
959 These formats store an RGB triplet in six or e <<
960 Expand the bits per component to 16 bits, data <<
961 arranged in little endian order. <<
962 <<
963 .. raw:: latex <<
964 <<
965 \small <<
966 <<
967 .. flat-table:: RGB Formats With 12 Bits Per C <<
968 :header-rows: 1 <<
969 <<
970 * - Identifier <<
971 - Code <<
972 - Byte 1-0 <<
973 - Byte 3-2 <<
974 - Byte 5-4 <<
975 - Byte 7-6 <<
976 * .. _V4L2-PIX-FMT-BGR48-12: <<
977 <<
978 - ``V4L2_PIX_FMT_BGR48_12`` <<
979 - 'B312' <<
980 <<
981 - B\ :sub:`15-4` <<
982 - G\ :sub:`15-4` <<
983 - R\ :sub:`15-4` <<
984 - <<
985 * .. _V4L2-PIX-FMT-ABGR64-12: <<
986 <<
987 - ``V4L2_PIX_FMT_ABGR64_12`` <<
988 - 'B412' <<
989 <<
990 - B\ :sub:`15-4` <<
991 - G\ :sub:`15-4` <<
992 - R\ :sub:`15-4` <<
993 - A\ :sub:`15-4` <<
994 <<
995 .. raw:: latex <<
996 <<
997 \normalsize <<
998 <<
999 16 Bits Per Component <<
1000 ===================== <<
1001 <<
1002 These formats store an RGB triplet in six byt <<
1003 stored in memory in little endian byte order. <<
1004 of the RGB components as stored in memory. Fo <<
1005 :sub:`7:0` and R\ :sub:`15:8` in bytes 0 and <<
1006 the DRM format nomenclature that instead uses <<
1007 the 48-bits little endian word. <<
1008 <<
1009 .. raw:: latex <<
1010 <<
1011 \small <<
1012 <<
1013 .. flat-table:: RGB Formats With 16 Bits Per <<
1014 :header-rows: 1 <<
1015 <<
1016 * - Identifier <<
1017 - Code <<
1018 - Byte 0 <<
1019 - Byte 1 <<
1020 - Byte 2 <<
1021 - Byte 3 <<
1022 - Byte 4 <<
1023 - Byte 5 <<
1024 <<
1025 * .. _V4L2-PIX-FMT-BGR48: <<
1026 <<
1027 - ``V4L2_PIX_FMT_BGR48`` <<
1028 - 'BGR6' <<
1029 <<
1030 - B\ :sub:`7-0` <<
1031 - B\ :sub:`15-8` <<
1032 - G\ :sub:`7-0` <<
1033 - G\ :sub:`15-8` <<
1034 - R\ :sub:`7-0` <<
1035 - R\ :sub:`15-8` <<
1036 <<
1037 * .. _V4L2-PIX-FMT-RGB48: <<
1038 <<
1039 - ``V4L2_PIX_FMT_RGB48`` <<
1040 - 'RGB6' <<
1041 <<
1042 - R\ :sub:`7-0` <<
1043 - R\ :sub:`15-8` <<
1044 - G\ :sub:`7-0` <<
1045 - G\ :sub:`15-8` <<
1046 - B\ :sub:`7-0` <<
1047 - B\ :sub:`15-8` <<
1048 <<
1049 .. raw:: latex <<
1050 <<
1051 \normalsize <<
1052 <<
1053 Deprecated RGB Formats 766 Deprecated RGB Formats
1054 ====================== 767 ======================
1055 768
1056 Formats defined in :ref:`pixfmt-rgb-deprecate 769 Formats defined in :ref:`pixfmt-rgb-deprecated` are deprecated and must not be
1057 used by new drivers. They are documented here 770 used by new drivers. They are documented here for reference. The meaning of
1058 their alpha bits ``(a)`` is ill-defined and t 771 their alpha bits ``(a)`` is ill-defined and they are interpreted as in either
1059 the corresponding ARGB or XRGB format, depend 772 the corresponding ARGB or XRGB format, depending on the driver.
1060 773
1061 .. raw:: latex 774 .. raw:: latex
1062 775
1063 \begingroup 776 \begingroup
1064 \tiny 777 \tiny
1065 \setlength{\tabcolsep}{2pt} 778 \setlength{\tabcolsep}{2pt}
1066 779
1067 .. tabularcolumns:: |p{2.6cm}|p{0.70cm}|p{0.2 780 .. tabularcolumns:: |p{2.6cm}|p{0.70cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|
1068 781
1069 .. _pixfmt-rgb-deprecated: 782 .. _pixfmt-rgb-deprecated:
1070 783
1071 .. flat-table:: Deprecated Packed RGB Image F 784 .. flat-table:: Deprecated Packed RGB Image Formats
1072 :header-rows: 2 785 :header-rows: 2
1073 :stub-columns: 0 786 :stub-columns: 0
1074 787
1075 * - Identifier 788 * - Identifier
1076 - Code 789 - Code
1077 - :cspan:`7` Byte 0 in memory 790 - :cspan:`7` Byte 0 in memory
1078 791
1079 - :cspan:`7` Byte 1 792 - :cspan:`7` Byte 1
1080 793
1081 - :cspan:`7` Byte 2 794 - :cspan:`7` Byte 2
1082 795
1083 - :cspan:`7` Byte 3 796 - :cspan:`7` Byte 3
1084 * - 797 * -
1085 - 798 -
1086 - 7 799 - 7
1087 - 6 800 - 6
1088 - 5 801 - 5
1089 - 4 802 - 4
1090 - 3 803 - 3
1091 - 2 804 - 2
1092 - 1 805 - 1
1093 - 0 806 - 0
1094 807
1095 - 7 808 - 7
1096 - 6 809 - 6
1097 - 5 810 - 5
1098 - 4 811 - 4
1099 - 3 812 - 3
1100 - 2 813 - 2
1101 - 1 814 - 1
1102 - 0 815 - 0
1103 816
1104 - 7 817 - 7
1105 - 6 818 - 6
1106 - 5 819 - 5
1107 - 4 820 - 4
1108 - 3 821 - 3
1109 - 2 822 - 2
1110 - 1 823 - 1
1111 - 0 824 - 0
1112 825
1113 - 7 826 - 7
1114 - 6 827 - 6
1115 - 5 828 - 5
1116 - 4 829 - 4
1117 - 3 830 - 3
1118 - 2 831 - 2
1119 - 1 832 - 1
1120 - 0 833 - 0
1121 * .. _V4L2-PIX-FMT-RGB444: 834 * .. _V4L2-PIX-FMT-RGB444:
1122 835
1123 - ``V4L2_PIX_FMT_RGB444`` 836 - ``V4L2_PIX_FMT_RGB444``
1124 - 'R444' 837 - 'R444'
1125 838
1126 - g\ :sub:`3` 839 - g\ :sub:`3`
1127 - g\ :sub:`2` 840 - g\ :sub:`2`
1128 - g\ :sub:`1` 841 - g\ :sub:`1`
1129 - g\ :sub:`0` 842 - g\ :sub:`0`
1130 - b\ :sub:`3` 843 - b\ :sub:`3`
1131 - b\ :sub:`2` 844 - b\ :sub:`2`
1132 - b\ :sub:`1` 845 - b\ :sub:`1`
1133 - b\ :sub:`0` 846 - b\ :sub:`0`
1134 847
1135 - a\ :sub:`3` 848 - a\ :sub:`3`
1136 - a\ :sub:`2` 849 - a\ :sub:`2`
1137 - a\ :sub:`1` 850 - a\ :sub:`1`
1138 - a\ :sub:`0` 851 - a\ :sub:`0`
1139 - r\ :sub:`3` 852 - r\ :sub:`3`
1140 - r\ :sub:`2` 853 - r\ :sub:`2`
1141 - r\ :sub:`1` 854 - r\ :sub:`1`
1142 - r\ :sub:`0` 855 - r\ :sub:`0`
1143 - 856 -
1144 * .. _V4L2-PIX-FMT-RGB555: 857 * .. _V4L2-PIX-FMT-RGB555:
1145 858
1146 - ``V4L2_PIX_FMT_RGB555`` 859 - ``V4L2_PIX_FMT_RGB555``
1147 - 'RGBO' 860 - 'RGBO'
1148 861
1149 - g\ :sub:`2` 862 - g\ :sub:`2`
1150 - g\ :sub:`1` 863 - g\ :sub:`1`
1151 - g\ :sub:`0` 864 - g\ :sub:`0`
1152 - b\ :sub:`4` 865 - b\ :sub:`4`
1153 - b\ :sub:`3` 866 - b\ :sub:`3`
1154 - b\ :sub:`2` 867 - b\ :sub:`2`
1155 - b\ :sub:`1` 868 - b\ :sub:`1`
1156 - b\ :sub:`0` 869 - b\ :sub:`0`
1157 870
1158 - a 871 - a
1159 - r\ :sub:`4` 872 - r\ :sub:`4`
1160 - r\ :sub:`3` 873 - r\ :sub:`3`
1161 - r\ :sub:`2` 874 - r\ :sub:`2`
1162 - r\ :sub:`1` 875 - r\ :sub:`1`
1163 - r\ :sub:`0` 876 - r\ :sub:`0`
1164 - g\ :sub:`4` 877 - g\ :sub:`4`
1165 - g\ :sub:`3` 878 - g\ :sub:`3`
1166 - 879 -
1167 * .. _V4L2-PIX-FMT-RGB555X: 880 * .. _V4L2-PIX-FMT-RGB555X:
1168 881
1169 - ``V4L2_PIX_FMT_RGB555X`` 882 - ``V4L2_PIX_FMT_RGB555X``
1170 - 'RGBQ' 883 - 'RGBQ'
1171 884
1172 - a 885 - a
1173 - r\ :sub:`4` 886 - r\ :sub:`4`
1174 - r\ :sub:`3` 887 - r\ :sub:`3`
1175 - r\ :sub:`2` 888 - r\ :sub:`2`
1176 - r\ :sub:`1` 889 - r\ :sub:`1`
1177 - r\ :sub:`0` 890 - r\ :sub:`0`
1178 - g\ :sub:`4` 891 - g\ :sub:`4`
1179 - g\ :sub:`3` 892 - g\ :sub:`3`
1180 893
1181 - g\ :sub:`2` 894 - g\ :sub:`2`
1182 - g\ :sub:`1` 895 - g\ :sub:`1`
1183 - g\ :sub:`0` 896 - g\ :sub:`0`
1184 - b\ :sub:`4` 897 - b\ :sub:`4`
1185 - b\ :sub:`3` 898 - b\ :sub:`3`
1186 - b\ :sub:`2` 899 - b\ :sub:`2`
1187 - b\ :sub:`1` 900 - b\ :sub:`1`
1188 - b\ :sub:`0` 901 - b\ :sub:`0`
1189 - 902 -
1190 * .. _V4L2-PIX-FMT-BGR32: 903 * .. _V4L2-PIX-FMT-BGR32:
1191 904
1192 - ``V4L2_PIX_FMT_BGR32`` 905 - ``V4L2_PIX_FMT_BGR32``
1193 - 'BGR4' 906 - 'BGR4'
1194 907
1195 - b\ :sub:`7` 908 - b\ :sub:`7`
1196 - b\ :sub:`6` 909 - b\ :sub:`6`
1197 - b\ :sub:`5` 910 - b\ :sub:`5`
1198 - b\ :sub:`4` 911 - b\ :sub:`4`
1199 - b\ :sub:`3` 912 - b\ :sub:`3`
1200 - b\ :sub:`2` 913 - b\ :sub:`2`
1201 - b\ :sub:`1` 914 - b\ :sub:`1`
1202 - b\ :sub:`0` 915 - b\ :sub:`0`
1203 916
1204 - g\ :sub:`7` 917 - g\ :sub:`7`
1205 - g\ :sub:`6` 918 - g\ :sub:`6`
1206 - g\ :sub:`5` 919 - g\ :sub:`5`
1207 - g\ :sub:`4` 920 - g\ :sub:`4`
1208 - g\ :sub:`3` 921 - g\ :sub:`3`
1209 - g\ :sub:`2` 922 - g\ :sub:`2`
1210 - g\ :sub:`1` 923 - g\ :sub:`1`
1211 - g\ :sub:`0` 924 - g\ :sub:`0`
1212 925
1213 - r\ :sub:`7` 926 - r\ :sub:`7`
1214 - r\ :sub:`6` 927 - r\ :sub:`6`
1215 - r\ :sub:`5` 928 - r\ :sub:`5`
1216 - r\ :sub:`4` 929 - r\ :sub:`4`
1217 - r\ :sub:`3` 930 - r\ :sub:`3`
1218 - r\ :sub:`2` 931 - r\ :sub:`2`
1219 - r\ :sub:`1` 932 - r\ :sub:`1`
1220 - r\ :sub:`0` 933 - r\ :sub:`0`
1221 934
1222 - a\ :sub:`7` 935 - a\ :sub:`7`
1223 - a\ :sub:`6` 936 - a\ :sub:`6`
1224 - a\ :sub:`5` 937 - a\ :sub:`5`
1225 - a\ :sub:`4` 938 - a\ :sub:`4`
1226 - a\ :sub:`3` 939 - a\ :sub:`3`
1227 - a\ :sub:`2` 940 - a\ :sub:`2`
1228 - a\ :sub:`1` 941 - a\ :sub:`1`
1229 - a\ :sub:`0` 942 - a\ :sub:`0`
1230 * .. _V4L2-PIX-FMT-RGB32: 943 * .. _V4L2-PIX-FMT-RGB32:
1231 944
1232 - ``V4L2_PIX_FMT_RGB32`` 945 - ``V4L2_PIX_FMT_RGB32``
1233 - 'RGB4' 946 - 'RGB4'
1234 947
1235 - a\ :sub:`7` 948 - a\ :sub:`7`
1236 - a\ :sub:`6` 949 - a\ :sub:`6`
1237 - a\ :sub:`5` 950 - a\ :sub:`5`
1238 - a\ :sub:`4` 951 - a\ :sub:`4`
1239 - a\ :sub:`3` 952 - a\ :sub:`3`
1240 - a\ :sub:`2` 953 - a\ :sub:`2`
1241 - a\ :sub:`1` 954 - a\ :sub:`1`
1242 - a\ :sub:`0` 955 - a\ :sub:`0`
1243 956
1244 - r\ :sub:`7` 957 - r\ :sub:`7`
1245 - r\ :sub:`6` 958 - r\ :sub:`6`
1246 - r\ :sub:`5` 959 - r\ :sub:`5`
1247 - r\ :sub:`4` 960 - r\ :sub:`4`
1248 - r\ :sub:`3` 961 - r\ :sub:`3`
1249 - r\ :sub:`2` 962 - r\ :sub:`2`
1250 - r\ :sub:`1` 963 - r\ :sub:`1`
1251 - r\ :sub:`0` 964 - r\ :sub:`0`
1252 965
1253 - g\ :sub:`7` 966 - g\ :sub:`7`
1254 - g\ :sub:`6` 967 - g\ :sub:`6`
1255 - g\ :sub:`5` 968 - g\ :sub:`5`
1256 - g\ :sub:`4` 969 - g\ :sub:`4`
1257 - g\ :sub:`3` 970 - g\ :sub:`3`
1258 - g\ :sub:`2` 971 - g\ :sub:`2`
1259 - g\ :sub:`1` 972 - g\ :sub:`1`
1260 - g\ :sub:`0` 973 - g\ :sub:`0`
1261 974
1262 - b\ :sub:`7` 975 - b\ :sub:`7`
1263 - b\ :sub:`6` 976 - b\ :sub:`6`
1264 - b\ :sub:`5` 977 - b\ :sub:`5`
1265 - b\ :sub:`4` 978 - b\ :sub:`4`
1266 - b\ :sub:`3` 979 - b\ :sub:`3`
1267 - b\ :sub:`2` 980 - b\ :sub:`2`
1268 - b\ :sub:`1` 981 - b\ :sub:`1`
1269 - b\ :sub:`0` 982 - b\ :sub:`0`
1270 983
1271 .. raw:: latex 984 .. raw:: latex
1272 985
1273 \endgroup 986 \endgroup
1274 987
1275 A test utility to determine which RGB formats 988 A test utility to determine which RGB formats a driver actually supports
1276 is available from the LinuxTV v4l-dvb reposit 989 is available from the LinuxTV v4l-dvb repository. See
1277 `https://linuxtv.org/repo/ <https://linuxtv.o 990 `https://linuxtv.org/repo/ <https://linuxtv.org/repo/>`__ for access
1278 instructions. 991 instructions.
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.