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1/* SPDX-License-Identifier: ((GPL-2.0+ WITH Linux-syscall-note) OR BSD-3-Clause) */
2/*
3 * Video for Linux Two header file
4 *
5 * Copyright (C) 1999-2012 the contributors
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * This program 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
15 * GNU General Public License for more details.
16 *
17 * Alternatively you can redistribute this file under the terms of the
18 * BSD license as stated below:
19 *
20 * Redistribution and use in source and binary forms, with or without
21 * modification, are permitted provided that the following conditions
22 * are met:
23 * 1. Redistributions of source code must retain the above copyright
24 * notice, this list of conditions and the following disclaimer.
25 * 2. Redistributions in binary form must reproduce the above copyright
26 * notice, this list of conditions and the following disclaimer in
27 * the documentation and/or other materials provided with the
28 * distribution.
29 * 3. The names of its contributors may not be used to endorse or promote
30 * products derived from this software without specific prior written
31 * permission.
32 *
33 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
34 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
35 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
36 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
37 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
38 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
39 * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
40 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
41 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
42 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
43 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
44 *
45 * Header file for v4l or V4L2 drivers and applications
46 * with public API.
47 * All kernel-specific stuff were moved to media/v4l2-dev.h, so
48 * no #if __KERNEL tests are allowed here
49 *
50 * See https://linuxtv.org for more info
51 *
52 * Author: Bill Dirks <bill@thedirks.org>
53 * Justin Schoeman
54 * Hans Verkuil <hverkuil@kernel.org>
55 * et al.
56 */
57#ifndef _UAPI__LINUX_VIDEODEV2_H
58#define _UAPI__LINUX_VIDEODEV2_H
59
60#ifndef __KERNEL__
61#include <sys/time.h>
62#endif
63#include <linux/compiler.h>
64#include <linux/ioctl.h>
65#include <linux/types.h>
66#include <linux/v4l2-common.h>
67#include <linux/v4l2-controls.h>
68
69/*
70 * Common stuff for both V4L1 and V4L2
71 * Moved from videodev.h
72 */
73#define VIDEO_MAX_FRAME 32
74#define VIDEO_MAX_PLANES 8
75
76/*
77 * M I S C E L L A N E O U S
78 */
79
80/* Four-character-code (FOURCC) */
81#define v4l2_fourcc(a, b, c, d)\
82 ((__u32)(a) | ((__u32)(b) << 8) | ((__u32)(c) << 16) | ((__u32)(d) << 24))
83#define v4l2_fourcc_be(a, b, c, d) (v4l2_fourcc(a, b, c, d) | (1U << 31))
84
85/*
86 * E N U M S
87 */
88enum v4l2_field {
89 V4L2_FIELD_ANY = 0, /* driver can choose from none,
90 top, bottom, interlaced
91 depending on whatever it thinks
92 is approximate ... */
93 V4L2_FIELD_NONE = 1, /* this device has no fields ... */
94 V4L2_FIELD_TOP = 2, /* top field only */
95 V4L2_FIELD_BOTTOM = 3, /* bottom field only */
96 V4L2_FIELD_INTERLACED = 4, /* both fields interlaced */
97 V4L2_FIELD_SEQ_TB = 5, /* both fields sequential into one
98 buffer, top-bottom order */
99 V4L2_FIELD_SEQ_BT = 6, /* same as above + bottom-top order */
100 V4L2_FIELD_ALTERNATE = 7, /* both fields alternating into
101 separate buffers */
102 V4L2_FIELD_INTERLACED_TB = 8, /* both fields interlaced, top field
103 first and the top field is
104 transmitted first */
105 V4L2_FIELD_INTERLACED_BT = 9, /* both fields interlaced, top field
106 first and the bottom field is
107 transmitted first */
108};
109#define V4L2_FIELD_HAS_TOP(field) \
110 ((field) == V4L2_FIELD_TOP ||\
111 (field) == V4L2_FIELD_INTERLACED ||\
112 (field) == V4L2_FIELD_INTERLACED_TB ||\
113 (field) == V4L2_FIELD_INTERLACED_BT ||\
114 (field) == V4L2_FIELD_SEQ_TB ||\
115 (field) == V4L2_FIELD_SEQ_BT)
116#define V4L2_FIELD_HAS_BOTTOM(field) \
117 ((field) == V4L2_FIELD_BOTTOM ||\
118 (field) == V4L2_FIELD_INTERLACED ||\
119 (field) == V4L2_FIELD_INTERLACED_TB ||\
120 (field) == V4L2_FIELD_INTERLACED_BT ||\
121 (field) == V4L2_FIELD_SEQ_TB ||\
122 (field) == V4L2_FIELD_SEQ_BT)
123#define V4L2_FIELD_HAS_BOTH(field) \
124 ((field) == V4L2_FIELD_INTERLACED ||\
125 (field) == V4L2_FIELD_INTERLACED_TB ||\
126 (field) == V4L2_FIELD_INTERLACED_BT ||\
127 (field) == V4L2_FIELD_SEQ_TB ||\
128 (field) == V4L2_FIELD_SEQ_BT)
129#define V4L2_FIELD_HAS_T_OR_B(field) \
130 ((field) == V4L2_FIELD_BOTTOM ||\
131 (field) == V4L2_FIELD_TOP ||\
132 (field) == V4L2_FIELD_ALTERNATE)
133#define V4L2_FIELD_IS_INTERLACED(field) \
134 ((field) == V4L2_FIELD_INTERLACED ||\
135 (field) == V4L2_FIELD_INTERLACED_TB ||\
136 (field) == V4L2_FIELD_INTERLACED_BT)
137#define V4L2_FIELD_IS_SEQUENTIAL(field) \
138 ((field) == V4L2_FIELD_SEQ_TB ||\
139 (field) == V4L2_FIELD_SEQ_BT)
140
141enum v4l2_buf_type {
142 V4L2_BUF_TYPE_VIDEO_CAPTURE = 1,
143 V4L2_BUF_TYPE_VIDEO_OUTPUT = 2,
144 V4L2_BUF_TYPE_VIDEO_OVERLAY = 3,
145 V4L2_BUF_TYPE_VBI_CAPTURE = 4,
146 V4L2_BUF_TYPE_VBI_OUTPUT = 5,
147 V4L2_BUF_TYPE_SLICED_VBI_CAPTURE = 6,
148 V4L2_BUF_TYPE_SLICED_VBI_OUTPUT = 7,
149 V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY = 8,
150 V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE = 9,
151 V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE = 10,
152 V4L2_BUF_TYPE_SDR_CAPTURE = 11,
153 V4L2_BUF_TYPE_SDR_OUTPUT = 12,
154 V4L2_BUF_TYPE_META_CAPTURE = 13,
155 V4L2_BUF_TYPE_META_OUTPUT = 14,
156 /*
157 * Note: V4L2_TYPE_IS_VALID and V4L2_TYPE_IS_OUTPUT must
158 * be updated if a new type is added.
159 */
160 /* Deprecated, do not use */
161 V4L2_BUF_TYPE_PRIVATE = 0x80,
162};
163
164#define V4L2_TYPE_IS_VALID(type) \
165 ((type) >= V4L2_BUF_TYPE_VIDEO_CAPTURE &&\
166 (type) <= V4L2_BUF_TYPE_META_OUTPUT)
167
168#define V4L2_TYPE_IS_MULTIPLANAR(type) \
169 ((type) == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE \
170 || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
171
172#define V4L2_TYPE_IS_OUTPUT(type) \
173 ((type) == V4L2_BUF_TYPE_VIDEO_OUTPUT \
174 || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE \
175 || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY \
176 || (type) == V4L2_BUF_TYPE_VBI_OUTPUT \
177 || (type) == V4L2_BUF_TYPE_SLICED_VBI_OUTPUT \
178 || (type) == V4L2_BUF_TYPE_SDR_OUTPUT \
179 || (type) == V4L2_BUF_TYPE_META_OUTPUT)
180
181#define V4L2_TYPE_IS_CAPTURE(type) \
182 (V4L2_TYPE_IS_VALID(type) && !V4L2_TYPE_IS_OUTPUT(type))
183
184enum v4l2_tuner_type {
185 V4L2_TUNER_RADIO = 1,
186 V4L2_TUNER_ANALOG_TV = 2,
187 V4L2_TUNER_DIGITAL_TV = 3,
188 V4L2_TUNER_SDR = 4,
189 V4L2_TUNER_RF = 5,
190};
191
192/* Deprecated, do not use */
193#define V4L2_TUNER_ADC V4L2_TUNER_SDR
194
195enum v4l2_memory {
196 V4L2_MEMORY_MMAP = 1,
197 V4L2_MEMORY_USERPTR = 2,
198 V4L2_MEMORY_OVERLAY = 3,
199 V4L2_MEMORY_DMABUF = 4,
200};
201
202/* see also http://vektor.theorem.ca/graphics/ycbcr/ */
203enum v4l2_colorspace {
204 /*
205 * Default colorspace, i.e. let the driver figure it out.
206 * Can only be used with video capture.
207 */
208 V4L2_COLORSPACE_DEFAULT = 0,
209
210 /* SMPTE 170M: used for broadcast NTSC/PAL SDTV */
211 V4L2_COLORSPACE_SMPTE170M = 1,
212
213 /* Obsolete pre-1998 SMPTE 240M HDTV standard, superseded by Rec 709 */
214 V4L2_COLORSPACE_SMPTE240M = 2,
215
216 /* Rec.709: used for HDTV */
217 V4L2_COLORSPACE_REC709 = 3,
218
219 /*
220 * Deprecated, do not use. No driver will ever return this. This was
221 * based on a misunderstanding of the bt878 datasheet.
222 */
223 V4L2_COLORSPACE_BT878 = 4,
224
225 /*
226 * NTSC 1953 colorspace. This only makes sense when dealing with
227 * really, really old NTSC recordings. Superseded by SMPTE 170M.
228 */
229 V4L2_COLORSPACE_470_SYSTEM_M = 5,
230
231 /*
232 * EBU Tech 3213 PAL/SECAM colorspace.
233 */
234 V4L2_COLORSPACE_470_SYSTEM_BG = 6,
235
236 /*
237 * Effectively shorthand for V4L2_COLORSPACE_SRGB, V4L2_YCBCR_ENC_601
238 * and V4L2_QUANTIZATION_FULL_RANGE. To be used for (Motion-)JPEG.
239 */
240 V4L2_COLORSPACE_JPEG = 7,
241
242 /* For RGB colorspaces such as produces by most webcams. */
243 V4L2_COLORSPACE_SRGB = 8,
244
245 /* opRGB colorspace */
246 V4L2_COLORSPACE_OPRGB = 9,
247
248 /* BT.2020 colorspace, used for UHDTV. */
249 V4L2_COLORSPACE_BT2020 = 10,
250
251 /* Raw colorspace: for RAW unprocessed images */
252 V4L2_COLORSPACE_RAW = 11,
253
254 /* DCI-P3 colorspace, used by cinema projectors */
255 V4L2_COLORSPACE_DCI_P3 = 12,
256
257#ifdef __KERNEL__
258 /*
259 * Largest supported colorspace value, assigned by the compiler, used
260 * by the framework to check for invalid values.
261 */
262 V4L2_COLORSPACE_LAST,
263#endif
264};
265
266/*
267 * Determine how COLORSPACE_DEFAULT should map to a proper colorspace.
268 * This depends on whether this is a SDTV image (use SMPTE 170M), an
269 * HDTV image (use Rec. 709), or something else (use sRGB).
270 */
271#define V4L2_MAP_COLORSPACE_DEFAULT(is_sdtv, is_hdtv) \
272 ((is_sdtv) ? V4L2_COLORSPACE_SMPTE170M : \
273 ((is_hdtv) ? V4L2_COLORSPACE_REC709 : V4L2_COLORSPACE_SRGB))
274
275enum v4l2_xfer_func {
276 /*
277 * Mapping of V4L2_XFER_FUNC_DEFAULT to actual transfer functions
278 * for the various colorspaces:
279 *
280 * V4L2_COLORSPACE_SMPTE170M, V4L2_COLORSPACE_470_SYSTEM_M,
281 * V4L2_COLORSPACE_470_SYSTEM_BG, V4L2_COLORSPACE_REC709 and
282 * V4L2_COLORSPACE_BT2020: V4L2_XFER_FUNC_709
283 *
284 * V4L2_COLORSPACE_SRGB, V4L2_COLORSPACE_JPEG: V4L2_XFER_FUNC_SRGB
285 *
286 * V4L2_COLORSPACE_OPRGB: V4L2_XFER_FUNC_OPRGB
287 *
288 * V4L2_COLORSPACE_SMPTE240M: V4L2_XFER_FUNC_SMPTE240M
289 *
290 * V4L2_COLORSPACE_RAW: V4L2_XFER_FUNC_NONE
291 *
292 * V4L2_COLORSPACE_DCI_P3: V4L2_XFER_FUNC_DCI_P3
293 */
294 V4L2_XFER_FUNC_DEFAULT = 0,
295 V4L2_XFER_FUNC_709 = 1,
296 V4L2_XFER_FUNC_SRGB = 2,
297 V4L2_XFER_FUNC_OPRGB = 3,
298 V4L2_XFER_FUNC_SMPTE240M = 4,
299 V4L2_XFER_FUNC_NONE = 5,
300 V4L2_XFER_FUNC_DCI_P3 = 6,
301 V4L2_XFER_FUNC_SMPTE2084 = 7,
302#ifdef __KERNEL__
303 /*
304 * Largest supported transfer function value, assigned by the compiler,
305 * used by the framework to check for invalid values.
306 */
307 V4L2_XFER_FUNC_LAST,
308#endif
309};
310
311/*
312 * Determine how XFER_FUNC_DEFAULT should map to a proper transfer function.
313 * This depends on the colorspace.
314 */
315#define V4L2_MAP_XFER_FUNC_DEFAULT(colsp) \
316 ((colsp) == V4L2_COLORSPACE_OPRGB ? V4L2_XFER_FUNC_OPRGB : \
317 ((colsp) == V4L2_COLORSPACE_SMPTE240M ? V4L2_XFER_FUNC_SMPTE240M : \
318 ((colsp) == V4L2_COLORSPACE_DCI_P3 ? V4L2_XFER_FUNC_DCI_P3 : \
319 ((colsp) == V4L2_COLORSPACE_RAW ? V4L2_XFER_FUNC_NONE : \
320 ((colsp) == V4L2_COLORSPACE_SRGB || (colsp) == V4L2_COLORSPACE_JPEG ? \
321 V4L2_XFER_FUNC_SRGB : V4L2_XFER_FUNC_709)))))
322
323enum v4l2_ycbcr_encoding {
324 /*
325 * Mapping of V4L2_YCBCR_ENC_DEFAULT to actual encodings for the
326 * various colorspaces:
327 *
328 * V4L2_COLORSPACE_SMPTE170M, V4L2_COLORSPACE_470_SYSTEM_M,
329 * V4L2_COLORSPACE_470_SYSTEM_BG, V4L2_COLORSPACE_SRGB,
330 * V4L2_COLORSPACE_OPRGB and V4L2_COLORSPACE_JPEG: V4L2_YCBCR_ENC_601
331 *
332 * V4L2_COLORSPACE_REC709 and V4L2_COLORSPACE_DCI_P3: V4L2_YCBCR_ENC_709
333 *
334 * V4L2_COLORSPACE_BT2020: V4L2_YCBCR_ENC_BT2020
335 *
336 * V4L2_COLORSPACE_SMPTE240M: V4L2_YCBCR_ENC_SMPTE240M
337 */
338 V4L2_YCBCR_ENC_DEFAULT = 0,
339
340 /* ITU-R 601 -- SDTV */
341 V4L2_YCBCR_ENC_601 = 1,
342
343 /* Rec. 709 -- HDTV */
344 V4L2_YCBCR_ENC_709 = 2,
345
346 /* ITU-R 601/EN 61966-2-4 Extended Gamut -- SDTV */
347 V4L2_YCBCR_ENC_XV601 = 3,
348
349 /* Rec. 709/EN 61966-2-4 Extended Gamut -- HDTV */
350 V4L2_YCBCR_ENC_XV709 = 4,
351
352#ifndef __KERNEL__
353 /*
354 * sYCC (Y'CbCr encoding of sRGB), identical to ENC_601. It was added
355 * originally due to a misunderstanding of the sYCC standard. It should
356 * not be used, instead use V4L2_YCBCR_ENC_601.
357 */
358 V4L2_YCBCR_ENC_SYCC = 5,
359#endif
360
361 /* BT.2020 Non-constant Luminance Y'CbCr */
362 V4L2_YCBCR_ENC_BT2020 = 6,
363
364 /* BT.2020 Constant Luminance Y'CbcCrc */
365 V4L2_YCBCR_ENC_BT2020_CONST_LUM = 7,
366
367 /* SMPTE 240M -- Obsolete HDTV */
368 V4L2_YCBCR_ENC_SMPTE240M = 8,
369#ifdef __KERNEL__
370 /*
371 * Largest supported encoding value, assigned by the compiler, used by
372 * the framework to check for invalid values.
373 */
374 V4L2_YCBCR_ENC_LAST,
375#endif
376};
377
378/*
379 * enum v4l2_hsv_encoding values should not collide with the ones from
380 * enum v4l2_ycbcr_encoding.
381 */
382enum v4l2_hsv_encoding {
383
384 /* Hue mapped to 0 - 179 */
385 V4L2_HSV_ENC_180 = 128,
386
387 /* Hue mapped to 0-255 */
388 V4L2_HSV_ENC_256 = 129,
389};
390
391/*
392 * Determine how YCBCR_ENC_DEFAULT should map to a proper Y'CbCr encoding.
393 * This depends on the colorspace.
394 */
395#define V4L2_MAP_YCBCR_ENC_DEFAULT(colsp) \
396 (((colsp) == V4L2_COLORSPACE_REC709 || \
397 (colsp) == V4L2_COLORSPACE_DCI_P3) ? V4L2_YCBCR_ENC_709 : \
398 ((colsp) == V4L2_COLORSPACE_BT2020 ? V4L2_YCBCR_ENC_BT2020 : \
399 ((colsp) == V4L2_COLORSPACE_SMPTE240M ? V4L2_YCBCR_ENC_SMPTE240M : \
400 V4L2_YCBCR_ENC_601)))
401
402enum v4l2_quantization {
403 /*
404 * The default for R'G'B' quantization is always full range.
405 * For Y'CbCr the quantization is always limited range, except
406 * for COLORSPACE_JPEG: this is full range.
407 */
408 V4L2_QUANTIZATION_DEFAULT = 0,
409 V4L2_QUANTIZATION_FULL_RANGE = 1,
410 V4L2_QUANTIZATION_LIM_RANGE = 2,
411};
412
413/*
414 * Determine how QUANTIZATION_DEFAULT should map to a proper quantization.
415 * This depends on whether the image is RGB or not, the colorspace.
416 * The Y'CbCr encoding is not used anymore, but is still there for backwards
417 * compatibility.
418 */
419#define V4L2_MAP_QUANTIZATION_DEFAULT(is_rgb_or_hsv, colsp, ycbcr_enc) \
420 (((is_rgb_or_hsv) || (colsp) == V4L2_COLORSPACE_JPEG) ? \
421 V4L2_QUANTIZATION_FULL_RANGE : V4L2_QUANTIZATION_LIM_RANGE)
422
423/*
424 * Deprecated names for opRGB colorspace (IEC 61966-2-5)
425 *
426 * WARNING: Please don't use these deprecated defines in your code, as
427 * there is a chance we have to remove them in the future.
428 */
429#ifndef __KERNEL__
430#define V4L2_COLORSPACE_ADOBERGB V4L2_COLORSPACE_OPRGB
431#define V4L2_XFER_FUNC_ADOBERGB V4L2_XFER_FUNC_OPRGB
432#endif
433
434enum v4l2_priority {
435 V4L2_PRIORITY_UNSET = 0, /* not initialized */
436 V4L2_PRIORITY_BACKGROUND = 1,
437 V4L2_PRIORITY_INTERACTIVE = 2,
438 V4L2_PRIORITY_RECORD = 3,
439 V4L2_PRIORITY_DEFAULT = V4L2_PRIORITY_INTERACTIVE,
440};
441
442struct v4l2_rect {
443 __s32 left;
444 __s32 top;
445 __u32 width;
446 __u32 height;
447};
448
449struct v4l2_fract {
450 __u32 numerator;
451 __u32 denominator;
452};
453
454struct v4l2_area {
455 __u32 width;
456 __u32 height;
457};
458
459/**
460 * struct v4l2_capability - Describes V4L2 device caps returned by VIDIOC_QUERYCAP
461 *
462 * @driver: name of the driver module (e.g. "bttv")
463 * @card: name of the card (e.g. "Hauppauge WinTV")
464 * @bus_info: name of the bus (e.g. "PCI:" + pci_name(pci_dev) )
465 * @version: KERNEL_VERSION
466 * @capabilities: capabilities of the physical device as a whole
467 * @device_caps: capabilities accessed via this particular device (node)
468 * @reserved: reserved fields for future extensions
469 */
470struct v4l2_capability {
471 __u8 driver[16];
472 __u8 card[32];
473 __u8 bus_info[32];
474 __u32 version;
475 __u32 capabilities;
476 __u32 device_caps;
477 __u32 reserved[3];
478};
479
480/* Values for 'capabilities' field */
481#define V4L2_CAP_VIDEO_CAPTURE 0x00000001 /* Is a video capture device */
482#define V4L2_CAP_VIDEO_OUTPUT 0x00000002 /* Is a video output device */
483#define V4L2_CAP_VIDEO_OVERLAY 0x00000004 /* Can do video overlay */
484#define V4L2_CAP_VBI_CAPTURE 0x00000010 /* Is a raw VBI capture device */
485#define V4L2_CAP_VBI_OUTPUT 0x00000020 /* Is a raw VBI output device */
486#define V4L2_CAP_SLICED_VBI_CAPTURE 0x00000040 /* Is a sliced VBI capture device */
487#define V4L2_CAP_SLICED_VBI_OUTPUT 0x00000080 /* Is a sliced VBI output device */
488#define V4L2_CAP_RDS_CAPTURE 0x00000100 /* RDS data capture */
489#define V4L2_CAP_VIDEO_OUTPUT_OVERLAY 0x00000200 /* Can do video output overlay */
490#define V4L2_CAP_HW_FREQ_SEEK 0x00000400 /* Can do hardware frequency seek */
491#define V4L2_CAP_RDS_OUTPUT 0x00000800 /* Is an RDS encoder */
492
493/* Is a video capture device that supports multiplanar formats */
494#define V4L2_CAP_VIDEO_CAPTURE_MPLANE 0x00001000
495/* Is a video output device that supports multiplanar formats */
496#define V4L2_CAP_VIDEO_OUTPUT_MPLANE 0x00002000
497/* Is a video mem-to-mem device that supports multiplanar formats */
498#define V4L2_CAP_VIDEO_M2M_MPLANE 0x00004000
499/* Is a video mem-to-mem device */
500#define V4L2_CAP_VIDEO_M2M 0x00008000
501
502#define V4L2_CAP_TUNER 0x00010000 /* has a tuner */
503#define V4L2_CAP_AUDIO 0x00020000 /* has audio support */
504#define V4L2_CAP_RADIO 0x00040000 /* is a radio device */
505#define V4L2_CAP_MODULATOR 0x00080000 /* has a modulator */
506
507#define V4L2_CAP_SDR_CAPTURE 0x00100000 /* Is a SDR capture device */
508#define V4L2_CAP_EXT_PIX_FORMAT 0x00200000 /* Supports the extended pixel format */
509#define V4L2_CAP_SDR_OUTPUT 0x00400000 /* Is a SDR output device */
510#define V4L2_CAP_META_CAPTURE 0x00800000 /* Is a metadata capture device */
511
512#define V4L2_CAP_READWRITE 0x01000000 /* read/write systemcalls */
513#define V4L2_CAP_EDID 0x02000000 /* Is an EDID-only device */
514#define V4L2_CAP_STREAMING 0x04000000 /* streaming I/O ioctls */
515#define V4L2_CAP_META_OUTPUT 0x08000000 /* Is a metadata output device */
516
517#define V4L2_CAP_TOUCH 0x10000000 /* Is a touch device */
518
519#define V4L2_CAP_IO_MC 0x20000000 /* Is input/output controlled by the media controller */
520
521#define V4L2_CAP_DEVICE_CAPS 0x80000000 /* sets device capabilities field */
522
523/*
524 * V I D E O I M A G E F O R M A T
525 */
526struct v4l2_pix_format {
527 __u32 width;
528 __u32 height;
529 __u32 pixelformat;
530 __u32 field; /* enum v4l2_field */
531 __u32 bytesperline; /* for padding, zero if unused */
532 __u32 sizeimage;
533 __u32 colorspace; /* enum v4l2_colorspace */
534 __u32 priv; /* private data, depends on pixelformat */
535 __u32 flags; /* format flags (V4L2_PIX_FMT_FLAG_*) */
536 union {
537 /* enum v4l2_ycbcr_encoding */
538 __u32 ycbcr_enc;
539 /* enum v4l2_hsv_encoding */
540 __u32 hsv_enc;
541 };
542 __u32 quantization; /* enum v4l2_quantization */
543 __u32 xfer_func; /* enum v4l2_xfer_func */
544};
545
546/* Pixel format FOURCC depth Description */
547
548/* RGB formats (1 or 2 bytes per pixel) */
549#define V4L2_PIX_FMT_RGB332 v4l2_fourcc('R', 'G', 'B', '1') /* 8 RGB-3-3-2 */
550#define V4L2_PIX_FMT_RGB444 v4l2_fourcc('R', '4', '4', '4') /* 16 xxxxrrrr ggggbbbb */
551#define V4L2_PIX_FMT_ARGB444 v4l2_fourcc('A', 'R', '1', '2') /* 16 aaaarrrr ggggbbbb */
552#define V4L2_PIX_FMT_XRGB444 v4l2_fourcc('X', 'R', '1', '2') /* 16 xxxxrrrr ggggbbbb */
553#define V4L2_PIX_FMT_RGBA444 v4l2_fourcc('R', 'A', '1', '2') /* 16 rrrrgggg bbbbaaaa */
554#define V4L2_PIX_FMT_RGBX444 v4l2_fourcc('R', 'X', '1', '2') /* 16 rrrrgggg bbbbxxxx */
555#define V4L2_PIX_FMT_ABGR444 v4l2_fourcc('A', 'B', '1', '2') /* 16 aaaabbbb ggggrrrr */
556#define V4L2_PIX_FMT_XBGR444 v4l2_fourcc('X', 'B', '1', '2') /* 16 xxxxbbbb ggggrrrr */
557#define V4L2_PIX_FMT_BGRA444 v4l2_fourcc('G', 'A', '1', '2') /* 16 bbbbgggg rrrraaaa */
558#define V4L2_PIX_FMT_BGRX444 v4l2_fourcc('B', 'X', '1', '2') /* 16 bbbbgggg rrrrxxxx */
559#define V4L2_PIX_FMT_RGB555 v4l2_fourcc('R', 'G', 'B', 'O') /* 16 RGB-5-5-5 */
560#define V4L2_PIX_FMT_ARGB555 v4l2_fourcc('A', 'R', '1', '5') /* 16 ARGB-1-5-5-5 */
561#define V4L2_PIX_FMT_XRGB555 v4l2_fourcc('X', 'R', '1', '5') /* 16 XRGB-1-5-5-5 */
562#define V4L2_PIX_FMT_RGBA555 v4l2_fourcc('R', 'A', '1', '5') /* 16 RGBA-5-5-5-1 */
563#define V4L2_PIX_FMT_RGBX555 v4l2_fourcc('R', 'X', '1', '5') /* 16 RGBX-5-5-5-1 */
564#define V4L2_PIX_FMT_ABGR555 v4l2_fourcc('A', 'B', '1', '5') /* 16 ABGR-1-5-5-5 */
565#define V4L2_PIX_FMT_XBGR555 v4l2_fourcc('X', 'B', '1', '5') /* 16 XBGR-1-5-5-5 */
566#define V4L2_PIX_FMT_BGRA555 v4l2_fourcc('B', 'A', '1', '5') /* 16 BGRA-5-5-5-1 */
567#define V4L2_PIX_FMT_BGRX555 v4l2_fourcc('B', 'X', '1', '5') /* 16 BGRX-5-5-5-1 */
568#define V4L2_PIX_FMT_RGB565 v4l2_fourcc('R', 'G', 'B', 'P') /* 16 RGB-5-6-5 */
569#define V4L2_PIX_FMT_RGB555X v4l2_fourcc('R', 'G', 'B', 'Q') /* 16 RGB-5-5-5 BE */
570#define V4L2_PIX_FMT_ARGB555X v4l2_fourcc_be('A', 'R', '1', '5') /* 16 ARGB-5-5-5 BE */
571#define V4L2_PIX_FMT_XRGB555X v4l2_fourcc_be('X', 'R', '1', '5') /* 16 XRGB-5-5-5 BE */
572#define V4L2_PIX_FMT_RGB565X v4l2_fourcc('R', 'G', 'B', 'R') /* 16 RGB-5-6-5 BE */
573
574/* RGB formats (3 or 4 bytes per pixel) */
575#define V4L2_PIX_FMT_BGR666 v4l2_fourcc('B', 'G', 'R', 'H') /* 18 BGR-6-6-6 */
576#define V4L2_PIX_FMT_BGR24 v4l2_fourcc('B', 'G', 'R', '3') /* 24 BGR-8-8-8 */
577#define V4L2_PIX_FMT_RGB24 v4l2_fourcc('R', 'G', 'B', '3') /* 24 RGB-8-8-8 */
578#define V4L2_PIX_FMT_BGR32 v4l2_fourcc('B', 'G', 'R', '4') /* 32 BGR-8-8-8-8 */
579#define V4L2_PIX_FMT_ABGR32 v4l2_fourcc('A', 'R', '2', '4') /* 32 BGRA-8-8-8-8 */
580#define V4L2_PIX_FMT_XBGR32 v4l2_fourcc('X', 'R', '2', '4') /* 32 BGRX-8-8-8-8 */
581#define V4L2_PIX_FMT_BGRA32 v4l2_fourcc('R', 'A', '2', '4') /* 32 ABGR-8-8-8-8 */
582#define V4L2_PIX_FMT_BGRX32 v4l2_fourcc('R', 'X', '2', '4') /* 32 XBGR-8-8-8-8 */
583#define V4L2_PIX_FMT_RGB32 v4l2_fourcc('R', 'G', 'B', '4') /* 32 RGB-8-8-8-8 */
584#define V4L2_PIX_FMT_RGBA32 v4l2_fourcc('A', 'B', '2', '4') /* 32 RGBA-8-8-8-8 */
585#define V4L2_PIX_FMT_RGBX32 v4l2_fourcc('X', 'B', '2', '4') /* 32 RGBX-8-8-8-8 */
586#define V4L2_PIX_FMT_ARGB32 v4l2_fourcc('B', 'A', '2', '4') /* 32 ARGB-8-8-8-8 */
587#define V4L2_PIX_FMT_XRGB32 v4l2_fourcc('B', 'X', '2', '4') /* 32 XRGB-8-8-8-8 */
588#define V4L2_PIX_FMT_RGBX1010102 v4l2_fourcc('R', 'X', '3', '0') /* 32 RGBX-10-10-10-2 */
589#define V4L2_PIX_FMT_RGBA1010102 v4l2_fourcc('R', 'A', '3', '0') /* 32 RGBA-10-10-10-2 */
590#define V4L2_PIX_FMT_ARGB2101010 v4l2_fourcc('A', 'R', '3', '0') /* 32 ARGB-2-10-10-10 */
591
592/* RGB formats (6 or 8 bytes per pixel) */
593#define V4L2_PIX_FMT_BGR48_12 v4l2_fourcc('B', '3', '1', '2') /* 48 BGR 12-bit per component */
594#define V4L2_PIX_FMT_BGR48 v4l2_fourcc('B', 'G', 'R', '6') /* 48 BGR 16-bit per component */
595#define V4L2_PIX_FMT_RGB48 v4l2_fourcc('R', 'G', 'B', '6') /* 48 RGB 16-bit per component */
596#define V4L2_PIX_FMT_ABGR64_12 v4l2_fourcc('B', '4', '1', '2') /* 64 BGRA 12-bit per component */
597
598/* Grey formats */
599#define V4L2_PIX_FMT_GREY v4l2_fourcc('G', 'R', 'E', 'Y') /* 8 Greyscale */
600#define V4L2_PIX_FMT_Y4 v4l2_fourcc('Y', '0', '4', ' ') /* 4 Greyscale */
601#define V4L2_PIX_FMT_Y6 v4l2_fourcc('Y', '0', '6', ' ') /* 6 Greyscale */
602#define V4L2_PIX_FMT_Y10 v4l2_fourcc('Y', '1', '0', ' ') /* 10 Greyscale */
603#define V4L2_PIX_FMT_Y12 v4l2_fourcc('Y', '1', '2', ' ') /* 12 Greyscale */
604#define V4L2_PIX_FMT_Y012 v4l2_fourcc('Y', '0', '1', '2') /* 12 Greyscale */
605#define V4L2_PIX_FMT_Y14 v4l2_fourcc('Y', '1', '4', ' ') /* 14 Greyscale */
606#define V4L2_PIX_FMT_Y16 v4l2_fourcc('Y', '1', '6', ' ') /* 16 Greyscale */
607#define V4L2_PIX_FMT_Y16_BE v4l2_fourcc_be('Y', '1', '6', ' ') /* 16 Greyscale BE */
608
609/* Grey bit-packed formats */
610#define V4L2_PIX_FMT_Y10BPACK v4l2_fourcc('Y', '1', '0', 'B') /* 10 Greyscale bit-packed */
611#define V4L2_PIX_FMT_Y10P v4l2_fourcc('Y', '1', '0', 'P') /* 10 Greyscale, MIPI RAW10 packed */
612#define V4L2_PIX_FMT_IPU3_Y10 v4l2_fourcc('i', 'p', '3', 'y') /* IPU3 packed 10-bit greyscale */
613#define V4L2_PIX_FMT_Y12P v4l2_fourcc('Y', '1', '2', 'P') /* 12 Greyscale, MIPI RAW12 packed */
614#define V4L2_PIX_FMT_Y14P v4l2_fourcc('Y', '1', '4', 'P') /* 14 Greyscale, MIPI RAW14 packed */
615
616/* Palette formats */
617#define V4L2_PIX_FMT_PAL8 v4l2_fourcc('P', 'A', 'L', '8') /* 8 8-bit palette */
618
619/* Chrominance formats */
620#define V4L2_PIX_FMT_UV8 v4l2_fourcc('U', 'V', '8', ' ') /* 8 UV 4:4 */
621
622/* Luminance+Chrominance formats */
623#define V4L2_PIX_FMT_YUYV v4l2_fourcc('Y', 'U', 'Y', 'V') /* 16 YUV 4:2:2 */
624#define V4L2_PIX_FMT_YYUV v4l2_fourcc('Y', 'Y', 'U', 'V') /* 16 YUV 4:2:2 */
625#define V4L2_PIX_FMT_YVYU v4l2_fourcc('Y', 'V', 'Y', 'U') /* 16 YVU 4:2:2 */
626#define V4L2_PIX_FMT_UYVY v4l2_fourcc('U', 'Y', 'V', 'Y') /* 16 YUV 4:2:2 */
627#define V4L2_PIX_FMT_VYUY v4l2_fourcc('V', 'Y', 'U', 'Y') /* 16 YUV 4:2:2 */
628#define V4L2_PIX_FMT_Y41P v4l2_fourcc('Y', '4', '1', 'P') /* 12 YUV 4:1:1 */
629#define V4L2_PIX_FMT_YUV444 v4l2_fourcc('Y', '4', '4', '4') /* 16 xxxxyyyy uuuuvvvv */
630#define V4L2_PIX_FMT_YUV555 v4l2_fourcc('Y', 'U', 'V', 'O') /* 16 YUV-5-5-5 */
631#define V4L2_PIX_FMT_YUV565 v4l2_fourcc('Y', 'U', 'V', 'P') /* 16 YUV-5-6-5 */
632#define V4L2_PIX_FMT_YUV24 v4l2_fourcc('Y', 'U', 'V', '3') /* 24 YUV-8-8-8 */
633#define V4L2_PIX_FMT_YUV32 v4l2_fourcc('Y', 'U', 'V', '4') /* 32 YUV-8-8-8-8 */
634#define V4L2_PIX_FMT_AYUV32 v4l2_fourcc('A', 'Y', 'U', 'V') /* 32 AYUV-8-8-8-8 */
635#define V4L2_PIX_FMT_XYUV32 v4l2_fourcc('X', 'Y', 'U', 'V') /* 32 XYUV-8-8-8-8 */
636#define V4L2_PIX_FMT_VUYA32 v4l2_fourcc('V', 'U', 'Y', 'A') /* 32 VUYA-8-8-8-8 */
637#define V4L2_PIX_FMT_VUYX32 v4l2_fourcc('V', 'U', 'Y', 'X') /* 32 VUYX-8-8-8-8 */
638#define V4L2_PIX_FMT_YUVA32 v4l2_fourcc('Y', 'U', 'V', 'A') /* 32 YUVA-8-8-8-8 */
639#define V4L2_PIX_FMT_YUVX32 v4l2_fourcc('Y', 'U', 'V', 'X') /* 32 YUVX-8-8-8-8 */
640#define V4L2_PIX_FMT_M420 v4l2_fourcc('M', '4', '2', '0') /* 12 YUV 4:2:0 2 lines y, 1 line uv interleaved */
641#define V4L2_PIX_FMT_YUV48_12 v4l2_fourcc('Y', '3', '1', '2') /* 48 YUV 4:4:4 12-bit per component */
642
643/*
644 * YCbCr packed format. For each Y2xx format, xx bits of valid data occupy the MSBs
645 * of the 16 bit components, and 16-xx bits of zero padding occupy the LSBs.
646 */
647#define V4L2_PIX_FMT_Y210 v4l2_fourcc('Y', '2', '1', '0') /* 32 YUYV 4:2:2 */
648#define V4L2_PIX_FMT_Y212 v4l2_fourcc('Y', '2', '1', '2') /* 32 YUYV 4:2:2 */
649#define V4L2_PIX_FMT_Y216 v4l2_fourcc('Y', '2', '1', '6') /* 32 YUYV 4:2:2 */
650
651/* two planes -- one Y, one Cr + Cb interleaved */
652#define V4L2_PIX_FMT_NV12 v4l2_fourcc('N', 'V', '1', '2') /* 12 Y/CbCr 4:2:0 */
653#define V4L2_PIX_FMT_NV21 v4l2_fourcc('N', 'V', '2', '1') /* 12 Y/CrCb 4:2:0 */
654#define V4L2_PIX_FMT_NV15 v4l2_fourcc('N', 'V', '1', '5') /* 15 Y/CbCr 4:2:0 10-bit packed */
655#define V4L2_PIX_FMT_NV16 v4l2_fourcc('N', 'V', '1', '6') /* 16 Y/CbCr 4:2:2 */
656#define V4L2_PIX_FMT_NV61 v4l2_fourcc('N', 'V', '6', '1') /* 16 Y/CrCb 4:2:2 */
657#define V4L2_PIX_FMT_NV20 v4l2_fourcc('N', 'V', '2', '0') /* 20 Y/CbCr 4:2:2 10-bit packed */
658#define V4L2_PIX_FMT_NV24 v4l2_fourcc('N', 'V', '2', '4') /* 24 Y/CbCr 4:4:4 */
659#define V4L2_PIX_FMT_NV42 v4l2_fourcc('N', 'V', '4', '2') /* 24 Y/CrCb 4:4:4 */
660#define V4L2_PIX_FMT_P010 v4l2_fourcc('P', '0', '1', '0') /* 24 Y/CbCr 4:2:0 10-bit per component */
661#define V4L2_PIX_FMT_P012 v4l2_fourcc('P', '0', '1', '2') /* 24 Y/CbCr 4:2:0 12-bit per component */
662
663/* two non contiguous planes - one Y, one Cr + Cb interleaved */
664#define V4L2_PIX_FMT_NV12M v4l2_fourcc('N', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 */
665#define V4L2_PIX_FMT_NV21M v4l2_fourcc('N', 'M', '2', '1') /* 21 Y/CrCb 4:2:0 */
666#define V4L2_PIX_FMT_NV16M v4l2_fourcc('N', 'M', '1', '6') /* 16 Y/CbCr 4:2:2 */
667#define V4L2_PIX_FMT_NV61M v4l2_fourcc('N', 'M', '6', '1') /* 16 Y/CrCb 4:2:2 */
668#define V4L2_PIX_FMT_P012M v4l2_fourcc('P', 'M', '1', '2') /* 24 Y/CbCr 4:2:0 12-bit per component */
669
670/* three planes - Y Cb, Cr */
671#define V4L2_PIX_FMT_YUV410 v4l2_fourcc('Y', 'U', 'V', '9') /* 9 YUV 4:1:0 */
672#define V4L2_PIX_FMT_YVU410 v4l2_fourcc('Y', 'V', 'U', '9') /* 9 YVU 4:1:0 */
673#define V4L2_PIX_FMT_YUV411P v4l2_fourcc('4', '1', '1', 'P') /* 12 YVU411 planar */
674#define V4L2_PIX_FMT_YUV420 v4l2_fourcc('Y', 'U', '1', '2') /* 12 YUV 4:2:0 */
675#define V4L2_PIX_FMT_YVU420 v4l2_fourcc('Y', 'V', '1', '2') /* 12 YVU 4:2:0 */
676#define V4L2_PIX_FMT_YUV422P v4l2_fourcc('4', '2', '2', 'P') /* 16 YVU422 planar */
677
678/* three non contiguous planes - Y, Cb, Cr */
679#define V4L2_PIX_FMT_YUV420M v4l2_fourcc('Y', 'M', '1', '2') /* 12 YUV420 planar */
680#define V4L2_PIX_FMT_YVU420M v4l2_fourcc('Y', 'M', '2', '1') /* 12 YVU420 planar */
681#define V4L2_PIX_FMT_YUV422M v4l2_fourcc('Y', 'M', '1', '6') /* 16 YUV422 planar */
682#define V4L2_PIX_FMT_YVU422M v4l2_fourcc('Y', 'M', '6', '1') /* 16 YVU422 planar */
683#define V4L2_PIX_FMT_YUV444M v4l2_fourcc('Y', 'M', '2', '4') /* 24 YUV444 planar */
684#define V4L2_PIX_FMT_YVU444M v4l2_fourcc('Y', 'M', '4', '2') /* 24 YVU444 planar */
685
686/* Tiled YUV formats */
687#define V4L2_PIX_FMT_NV12_4L4 v4l2_fourcc('V', 'T', '1', '2') /* 12 Y/CbCr 4:2:0 4x4 tiles */
688#define V4L2_PIX_FMT_NV12_16L16 v4l2_fourcc('H', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 16x16 tiles */
689#define V4L2_PIX_FMT_NV12_32L32 v4l2_fourcc('S', 'T', '1', '2') /* 12 Y/CbCr 4:2:0 32x32 tiles */
690#define V4L2_PIX_FMT_NV15_4L4 v4l2_fourcc('V', 'T', '1', '5') /* 15 Y/CbCr 4:2:0 10-bit 4x4 tiles */
691#define V4L2_PIX_FMT_P010_4L4 v4l2_fourcc('T', '0', '1', '0') /* 12 Y/CbCr 4:2:0 10-bit 4x4 macroblocks */
692#define V4L2_PIX_FMT_NV12_8L128 v4l2_fourcc('A', 'T', '1', '2') /* Y/CbCr 4:2:0 8x128 tiles */
693#define V4L2_PIX_FMT_NV12_10BE_8L128 v4l2_fourcc_be('A', 'X', '1', '2') /* Y/CbCr 4:2:0 10-bit 8x128 tiles */
694
695/* Tiled YUV formats, non contiguous planes */
696#define V4L2_PIX_FMT_NV12MT v4l2_fourcc('T', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 64x32 tiles */
697#define V4L2_PIX_FMT_NV12MT_16X16 v4l2_fourcc('V', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 16x16 tiles */
698#define V4L2_PIX_FMT_NV12M_8L128 v4l2_fourcc('N', 'A', '1', '2') /* Y/CbCr 4:2:0 8x128 tiles */
699#define V4L2_PIX_FMT_NV12M_10BE_8L128 v4l2_fourcc_be('N', 'T', '1', '2') /* Y/CbCr 4:2:0 10-bit 8x128 tiles */
700
701/* Bayer formats - see http://www.siliconimaging.com/RGB%20Bayer.htm */
702#define V4L2_PIX_FMT_SBGGR8 v4l2_fourcc('B', 'A', '8', '1') /* 8 BGBG.. GRGR.. */
703#define V4L2_PIX_FMT_SGBRG8 v4l2_fourcc('G', 'B', 'R', 'G') /* 8 GBGB.. RGRG.. */
704#define V4L2_PIX_FMT_SGRBG8 v4l2_fourcc('G', 'R', 'B', 'G') /* 8 GRGR.. BGBG.. */
705#define V4L2_PIX_FMT_SRGGB8 v4l2_fourcc('R', 'G', 'G', 'B') /* 8 RGRG.. GBGB.. */
706#define V4L2_PIX_FMT_SBGGR10 v4l2_fourcc('B', 'G', '1', '0') /* 10 BGBG.. GRGR.. */
707#define V4L2_PIX_FMT_SGBRG10 v4l2_fourcc('G', 'B', '1', '0') /* 10 GBGB.. RGRG.. */
708#define V4L2_PIX_FMT_SGRBG10 v4l2_fourcc('B', 'A', '1', '0') /* 10 GRGR.. BGBG.. */
709#define V4L2_PIX_FMT_SRGGB10 v4l2_fourcc('R', 'G', '1', '0') /* 10 RGRG.. GBGB.. */
710 /* 10bit raw bayer packed, 5 bytes for every 4 pixels */
711#define V4L2_PIX_FMT_SBGGR10P v4l2_fourcc('p', 'B', 'A', 'A')
712#define V4L2_PIX_FMT_SGBRG10P v4l2_fourcc('p', 'G', 'A', 'A')
713#define V4L2_PIX_FMT_SGRBG10P v4l2_fourcc('p', 'g', 'A', 'A')
714#define V4L2_PIX_FMT_SRGGB10P v4l2_fourcc('p', 'R', 'A', 'A')
715 /* 10bit raw bayer a-law compressed to 8 bits */
716#define V4L2_PIX_FMT_SBGGR10ALAW8 v4l2_fourcc('a', 'B', 'A', '8')
717#define V4L2_PIX_FMT_SGBRG10ALAW8 v4l2_fourcc('a', 'G', 'A', '8')
718#define V4L2_PIX_FMT_SGRBG10ALAW8 v4l2_fourcc('a', 'g', 'A', '8')
719#define V4L2_PIX_FMT_SRGGB10ALAW8 v4l2_fourcc('a', 'R', 'A', '8')
720 /* 10bit raw bayer DPCM compressed to 8 bits */
721#define V4L2_PIX_FMT_SBGGR10DPCM8 v4l2_fourcc('b', 'B', 'A', '8')
722#define V4L2_PIX_FMT_SGBRG10DPCM8 v4l2_fourcc('b', 'G', 'A', '8')
723#define V4L2_PIX_FMT_SGRBG10DPCM8 v4l2_fourcc('B', 'D', '1', '0')
724#define V4L2_PIX_FMT_SRGGB10DPCM8 v4l2_fourcc('b', 'R', 'A', '8')
725#define V4L2_PIX_FMT_SBGGR12 v4l2_fourcc('B', 'G', '1', '2') /* 12 BGBG.. GRGR.. */
726#define V4L2_PIX_FMT_SGBRG12 v4l2_fourcc('G', 'B', '1', '2') /* 12 GBGB.. RGRG.. */
727#define V4L2_PIX_FMT_SGRBG12 v4l2_fourcc('B', 'A', '1', '2') /* 12 GRGR.. BGBG.. */
728#define V4L2_PIX_FMT_SRGGB12 v4l2_fourcc('R', 'G', '1', '2') /* 12 RGRG.. GBGB.. */
729 /* 12bit raw bayer packed, 3 bytes for every 2 pixels */
730#define V4L2_PIX_FMT_SBGGR12P v4l2_fourcc('p', 'B', 'C', 'C')
731#define V4L2_PIX_FMT_SGBRG12P v4l2_fourcc('p', 'G', 'C', 'C')
732#define V4L2_PIX_FMT_SGRBG12P v4l2_fourcc('p', 'g', 'C', 'C')
733#define V4L2_PIX_FMT_SRGGB12P v4l2_fourcc('p', 'R', 'C', 'C')
734#define V4L2_PIX_FMT_SBGGR14 v4l2_fourcc('B', 'G', '1', '4') /* 14 BGBG.. GRGR.. */
735#define V4L2_PIX_FMT_SGBRG14 v4l2_fourcc('G', 'B', '1', '4') /* 14 GBGB.. RGRG.. */
736#define V4L2_PIX_FMT_SGRBG14 v4l2_fourcc('G', 'R', '1', '4') /* 14 GRGR.. BGBG.. */
737#define V4L2_PIX_FMT_SRGGB14 v4l2_fourcc('R', 'G', '1', '4') /* 14 RGRG.. GBGB.. */
738 /* 14bit raw bayer packed, 7 bytes for every 4 pixels */
739#define V4L2_PIX_FMT_SBGGR14P v4l2_fourcc('p', 'B', 'E', 'E')
740#define V4L2_PIX_FMT_SGBRG14P v4l2_fourcc('p', 'G', 'E', 'E')
741#define V4L2_PIX_FMT_SGRBG14P v4l2_fourcc('p', 'g', 'E', 'E')
742#define V4L2_PIX_FMT_SRGGB14P v4l2_fourcc('p', 'R', 'E', 'E')
743#define V4L2_PIX_FMT_SBGGR16 v4l2_fourcc('B', 'Y', 'R', '2') /* 16 BGBG.. GRGR.. */
744#define V4L2_PIX_FMT_SGBRG16 v4l2_fourcc('G', 'B', '1', '6') /* 16 GBGB.. RGRG.. */
745#define V4L2_PIX_FMT_SGRBG16 v4l2_fourcc('G', 'R', '1', '6') /* 16 GRGR.. BGBG.. */
746#define V4L2_PIX_FMT_SRGGB16 v4l2_fourcc('R', 'G', '1', '6') /* 16 RGRG.. GBGB.. */
747
748/* HSV formats */
749#define V4L2_PIX_FMT_HSV24 v4l2_fourcc('H', 'S', 'V', '3')
750#define V4L2_PIX_FMT_HSV32 v4l2_fourcc('H', 'S', 'V', '4')
751
752/* compressed formats */
753#define V4L2_PIX_FMT_MJPEG v4l2_fourcc('M', 'J', 'P', 'G') /* Motion-JPEG */
754#define V4L2_PIX_FMT_JPEG v4l2_fourcc('J', 'P', 'E', 'G') /* JFIF JPEG */
755#define V4L2_PIX_FMT_DV v4l2_fourcc('d', 'v', 's', 'd') /* 1394 */
756#define V4L2_PIX_FMT_MPEG v4l2_fourcc('M', 'P', 'E', 'G') /* MPEG-1/2/4 Multiplexed */
757#define V4L2_PIX_FMT_H264 v4l2_fourcc('H', '2', '6', '4') /* H264 with start codes */
758#define V4L2_PIX_FMT_H264_NO_SC v4l2_fourcc('A', 'V', 'C', '1') /* H264 without start codes */
759#define V4L2_PIX_FMT_H264_MVC v4l2_fourcc('M', '2', '6', '4') /* H264 MVC */
760#define V4L2_PIX_FMT_H263 v4l2_fourcc('H', '2', '6', '3') /* H263 */
761#define V4L2_PIX_FMT_MPEG1 v4l2_fourcc('M', 'P', 'G', '1') /* MPEG-1 ES */
762#define V4L2_PIX_FMT_MPEG2 v4l2_fourcc('M', 'P', 'G', '2') /* MPEG-2 ES */
763#define V4L2_PIX_FMT_MPEG2_SLICE v4l2_fourcc('M', 'G', '2', 'S') /* MPEG-2 parsed slice data */
764#define V4L2_PIX_FMT_MPEG4 v4l2_fourcc('M', 'P', 'G', '4') /* MPEG-4 part 2 ES */
765#define V4L2_PIX_FMT_XVID v4l2_fourcc('X', 'V', 'I', 'D') /* Xvid */
766#define V4L2_PIX_FMT_VC1_ANNEX_G v4l2_fourcc('V', 'C', '1', 'G') /* SMPTE 421M Annex G compliant stream */
767#define V4L2_PIX_FMT_VC1_ANNEX_L v4l2_fourcc('V', 'C', '1', 'L') /* SMPTE 421M Annex L compliant stream */
768#define V4L2_PIX_FMT_VP8 v4l2_fourcc('V', 'P', '8', '0') /* VP8 */
769#define V4L2_PIX_FMT_VP8_FRAME v4l2_fourcc('V', 'P', '8', 'F') /* VP8 parsed frame */
770#define V4L2_PIX_FMT_VP9 v4l2_fourcc('V', 'P', '9', '0') /* VP9 */
771#define V4L2_PIX_FMT_VP9_FRAME v4l2_fourcc('V', 'P', '9', 'F') /* VP9 parsed frame */
772#define V4L2_PIX_FMT_HEVC v4l2_fourcc('H', 'E', 'V', 'C') /* HEVC aka H.265 */
773#define V4L2_PIX_FMT_FWHT v4l2_fourcc('F', 'W', 'H', 'T') /* Fast Walsh Hadamard Transform (vicodec) */
774#define V4L2_PIX_FMT_FWHT_STATELESS v4l2_fourcc('S', 'F', 'W', 'H') /* Stateless FWHT (vicodec) */
775#define V4L2_PIX_FMT_H264_SLICE v4l2_fourcc('S', '2', '6', '4') /* H264 parsed slices */
776#define V4L2_PIX_FMT_HEVC_SLICE v4l2_fourcc('S', '2', '6', '5') /* HEVC parsed slices */
777#define V4L2_PIX_FMT_AV1_FRAME v4l2_fourcc('A', 'V', '1', 'F') /* AV1 parsed frame */
778#define V4L2_PIX_FMT_AV1 v4l2_fourcc('A', 'V', '0', '1') /* AV1 */
779#define V4L2_PIX_FMT_SPK v4l2_fourcc('S', 'P', 'K', '0') /* Sorenson Spark */
780#define V4L2_PIX_FMT_RV30 v4l2_fourcc('R', 'V', '3', '0') /* RealVideo 8 */
781#define V4L2_PIX_FMT_RV40 v4l2_fourcc('R', 'V', '4', '0') /* RealVideo 9 & 10 */
782
783/* Vendor-specific formats */
784#define V4L2_PIX_FMT_CPIA1 v4l2_fourcc('C', 'P', 'I', 'A') /* cpia1 YUV */
785#define V4L2_PIX_FMT_WNVA v4l2_fourcc('W', 'N', 'V', 'A') /* Winnov hw compress */
786#define V4L2_PIX_FMT_SN9C10X v4l2_fourcc('S', '9', '1', '0') /* SN9C10x compression */
787#define V4L2_PIX_FMT_SN9C20X_I420 v4l2_fourcc('S', '9', '2', '0') /* SN9C20x YUV 4:2:0 */
788#define V4L2_PIX_FMT_PWC1 v4l2_fourcc('P', 'W', 'C', '1') /* pwc older webcam */
789#define V4L2_PIX_FMT_PWC2 v4l2_fourcc('P', 'W', 'C', '2') /* pwc newer webcam */
790#define V4L2_PIX_FMT_ET61X251 v4l2_fourcc('E', '6', '2', '5') /* ET61X251 compression */
791#define V4L2_PIX_FMT_SPCA501 v4l2_fourcc('S', '5', '0', '1') /* YUYV per line */
792#define V4L2_PIX_FMT_SPCA505 v4l2_fourcc('S', '5', '0', '5') /* YYUV per line */
793#define V4L2_PIX_FMT_SPCA508 v4l2_fourcc('S', '5', '0', '8') /* YUVY per line */
794#define V4L2_PIX_FMT_SPCA561 v4l2_fourcc('S', '5', '6', '1') /* compressed GBRG bayer */
795#define V4L2_PIX_FMT_PAC207 v4l2_fourcc('P', '2', '0', '7') /* compressed BGGR bayer */
796#define V4L2_PIX_FMT_MR97310A v4l2_fourcc('M', '3', '1', '0') /* compressed BGGR bayer */
797#define V4L2_PIX_FMT_JL2005BCD v4l2_fourcc('J', 'L', '2', '0') /* compressed RGGB bayer */
798#define V4L2_PIX_FMT_SN9C2028 v4l2_fourcc('S', 'O', 'N', 'X') /* compressed GBRG bayer */
799#define V4L2_PIX_FMT_SQ905C v4l2_fourcc('9', '0', '5', 'C') /* compressed RGGB bayer */
800#define V4L2_PIX_FMT_PJPG v4l2_fourcc('P', 'J', 'P', 'G') /* Pixart 73xx JPEG */
801#define V4L2_PIX_FMT_OV511 v4l2_fourcc('O', '5', '1', '1') /* ov511 JPEG */
802#define V4L2_PIX_FMT_OV518 v4l2_fourcc('O', '5', '1', '8') /* ov518 JPEG */
803#define V4L2_PIX_FMT_STV0680 v4l2_fourcc('S', '6', '8', '0') /* stv0680 bayer */
804#define V4L2_PIX_FMT_TM6000 v4l2_fourcc('T', 'M', '6', '0') /* tm5600/tm60x0 */
805#define V4L2_PIX_FMT_CIT_YYVYUY v4l2_fourcc('C', 'I', 'T', 'V') /* one line of Y then 1 line of VYUY */
806#define V4L2_PIX_FMT_KONICA420 v4l2_fourcc('K', 'O', 'N', 'I') /* YUV420 planar in blocks of 256 pixels */
807#define V4L2_PIX_FMT_JPGL v4l2_fourcc('J', 'P', 'G', 'L') /* JPEG-Lite */
808#define V4L2_PIX_FMT_SE401 v4l2_fourcc('S', '4', '0', '1') /* se401 janggu compressed rgb */
809#define V4L2_PIX_FMT_S5C_UYVY_JPG v4l2_fourcc('S', '5', 'C', 'I') /* S5C73M3 interleaved UYVY/JPEG */
810#define V4L2_PIX_FMT_Y8I v4l2_fourcc('Y', '8', 'I', ' ') /* Greyscale 8-bit L/R interleaved */
811#define V4L2_PIX_FMT_Y12I v4l2_fourcc('Y', '1', '2', 'I') /* Greyscale 12-bit L/R interleaved */
812#define V4L2_PIX_FMT_Y16I v4l2_fourcc('Y', '1', '6', 'I') /* Greyscale 16-bit L/R interleaved */
813#define V4L2_PIX_FMT_Z16 v4l2_fourcc('Z', '1', '6', ' ') /* Depth data 16-bit */
814#define V4L2_PIX_FMT_MT21C v4l2_fourcc('M', 'T', '2', '1') /* Mediatek compressed block mode */
815#define V4L2_PIX_FMT_MM21 v4l2_fourcc('M', 'M', '2', '1') /* Mediatek 8-bit block mode, two non-contiguous planes */
816#define V4L2_PIX_FMT_MT2110T v4l2_fourcc('M', 'T', '2', 'T') /* Mediatek 10-bit block tile mode */
817#define V4L2_PIX_FMT_MT2110R v4l2_fourcc('M', 'T', '2', 'R') /* Mediatek 10-bit block raster mode */
818#define V4L2_PIX_FMT_INZI v4l2_fourcc('I', 'N', 'Z', 'I') /* Intel Planar Greyscale 10-bit and Depth 16-bit */
819#define V4L2_PIX_FMT_CNF4 v4l2_fourcc('C', 'N', 'F', '4') /* Intel 4-bit packed depth confidence information */
820#define V4L2_PIX_FMT_HI240 v4l2_fourcc('H', 'I', '2', '4') /* BTTV 8-bit dithered RGB */
821#define V4L2_PIX_FMT_QC08C v4l2_fourcc('Q', '0', '8', 'C') /* Qualcomm 8-bit compressed */
822#define V4L2_PIX_FMT_QC10C v4l2_fourcc('Q', '1', '0', 'C') /* Qualcomm 10-bit compressed */
823#define V4L2_PIX_FMT_AJPG v4l2_fourcc('A', 'J', 'P', 'G') /* Aspeed JPEG */
824#define V4L2_PIX_FMT_HEXTILE v4l2_fourcc('H', 'X', 'T', 'L') /* Hextile compressed */
825
826/* 10bit raw packed, 32 bytes for every 25 pixels, last LSB 6 bits unused */
827#define V4L2_PIX_FMT_IPU3_SBGGR10 v4l2_fourcc('i', 'p', '3', 'b') /* IPU3 packed 10-bit BGGR bayer */
828#define V4L2_PIX_FMT_IPU3_SGBRG10 v4l2_fourcc('i', 'p', '3', 'g') /* IPU3 packed 10-bit GBRG bayer */
829#define V4L2_PIX_FMT_IPU3_SGRBG10 v4l2_fourcc('i', 'p', '3', 'G') /* IPU3 packed 10-bit GRBG bayer */
830#define V4L2_PIX_FMT_IPU3_SRGGB10 v4l2_fourcc('i', 'p', '3', 'r') /* IPU3 packed 10-bit RGGB bayer */
831
832/* Raspberry Pi PiSP compressed formats. */
833#define V4L2_PIX_FMT_PISP_COMP1_RGGB v4l2_fourcc('P', 'C', '1', 'R') /* PiSP 8-bit mode 1 compressed RGGB bayer */
834#define V4L2_PIX_FMT_PISP_COMP1_GRBG v4l2_fourcc('P', 'C', '1', 'G') /* PiSP 8-bit mode 1 compressed GRBG bayer */
835#define V4L2_PIX_FMT_PISP_COMP1_GBRG v4l2_fourcc('P', 'C', '1', 'g') /* PiSP 8-bit mode 1 compressed GBRG bayer */
836#define V4L2_PIX_FMT_PISP_COMP1_BGGR v4l2_fourcc('P', 'C', '1', 'B') /* PiSP 8-bit mode 1 compressed BGGR bayer */
837#define V4L2_PIX_FMT_PISP_COMP1_MONO v4l2_fourcc('P', 'C', '1', 'M') /* PiSP 8-bit mode 1 compressed monochrome */
838#define V4L2_PIX_FMT_PISP_COMP2_RGGB v4l2_fourcc('P', 'C', '2', 'R') /* PiSP 8-bit mode 2 compressed RGGB bayer */
839#define V4L2_PIX_FMT_PISP_COMP2_GRBG v4l2_fourcc('P', 'C', '2', 'G') /* PiSP 8-bit mode 2 compressed GRBG bayer */
840#define V4L2_PIX_FMT_PISP_COMP2_GBRG v4l2_fourcc('P', 'C', '2', 'g') /* PiSP 8-bit mode 2 compressed GBRG bayer */
841#define V4L2_PIX_FMT_PISP_COMP2_BGGR v4l2_fourcc('P', 'C', '2', 'B') /* PiSP 8-bit mode 2 compressed BGGR bayer */
842#define V4L2_PIX_FMT_PISP_COMP2_MONO v4l2_fourcc('P', 'C', '2', 'M') /* PiSP 8-bit mode 2 compressed monochrome */
843
844/* Renesas RZ/V2H CRU packed formats. 64-bit units with contiguous pixels */
845#define V4L2_PIX_FMT_RAW_CRU10 v4l2_fourcc('C', 'R', '1', '0')
846#define V4L2_PIX_FMT_RAW_CRU12 v4l2_fourcc('C', 'R', '1', '2')
847#define V4L2_PIX_FMT_RAW_CRU14 v4l2_fourcc('C', 'R', '1', '4')
848#define V4L2_PIX_FMT_RAW_CRU20 v4l2_fourcc('C', 'R', '2', '0')
849
850/* SDR formats - used only for Software Defined Radio devices */
851#define V4L2_SDR_FMT_CU8 v4l2_fourcc('C', 'U', '0', '8') /* IQ u8 */
852#define V4L2_SDR_FMT_CU16LE v4l2_fourcc('C', 'U', '1', '6') /* IQ u16le */
853#define V4L2_SDR_FMT_CS8 v4l2_fourcc('C', 'S', '0', '8') /* complex s8 */
854#define V4L2_SDR_FMT_CS14LE v4l2_fourcc('C', 'S', '1', '4') /* complex s14le */
855#define V4L2_SDR_FMT_RU12LE v4l2_fourcc('R', 'U', '1', '2') /* real u12le */
856#define V4L2_SDR_FMT_PCU16BE v4l2_fourcc('P', 'C', '1', '6') /* planar complex u16be */
857#define V4L2_SDR_FMT_PCU18BE v4l2_fourcc('P', 'C', '1', '8') /* planar complex u18be */
858#define V4L2_SDR_FMT_PCU20BE v4l2_fourcc('P', 'C', '2', '0') /* planar complex u20be */
859
860/* Touch formats - used for Touch devices */
861#define V4L2_TCH_FMT_DELTA_TD16 v4l2_fourcc('T', 'D', '1', '6') /* 16-bit signed deltas */
862#define V4L2_TCH_FMT_DELTA_TD08 v4l2_fourcc('T', 'D', '0', '8') /* 8-bit signed deltas */
863#define V4L2_TCH_FMT_TU16 v4l2_fourcc('T', 'U', '1', '6') /* 16-bit unsigned touch data */
864#define V4L2_TCH_FMT_TU08 v4l2_fourcc('T', 'U', '0', '8') /* 8-bit unsigned touch data */
865
866/* Meta-data formats */
867#define V4L2_META_FMT_VSP1_HGO v4l2_fourcc('V', 'S', 'P', 'H') /* R-Car VSP1 1-D Histogram */
868#define V4L2_META_FMT_VSP1_HGT v4l2_fourcc('V', 'S', 'P', 'T') /* R-Car VSP1 2-D Histogram */
869#define V4L2_META_FMT_UVC v4l2_fourcc('U', 'V', 'C', 'H') /* UVC Payload Header metadata */
870#define V4L2_META_FMT_D4XX v4l2_fourcc('D', '4', 'X', 'X') /* D4XX Payload Header metadata */
871#define V4L2_META_FMT_UVC_MSXU_1_5 v4l2_fourcc('U', 'V', 'C', 'M') /* UVC MSXU metadata */
872#define V4L2_META_FMT_VIVID v4l2_fourcc('V', 'I', 'V', 'D') /* Vivid Metadata */
873
874/* Vendor specific - used for RK_ISP1 camera sub-system */
875#define V4L2_META_FMT_RK_ISP1_PARAMS v4l2_fourcc('R', 'K', '1', 'P') /* Rockchip ISP1 3A Parameters */
876#define V4L2_META_FMT_RK_ISP1_STAT_3A v4l2_fourcc('R', 'K', '1', 'S') /* Rockchip ISP1 3A Statistics */
877#define V4L2_META_FMT_RK_ISP1_EXT_PARAMS v4l2_fourcc('R', 'K', '1', 'E') /* Rockchip ISP1 3a Extensible Parameters */
878
879/* Vendor specific - used for C3_ISP */
880#define V4L2_META_FMT_C3ISP_PARAMS v4l2_fourcc('C', '3', 'P', 'M') /* Amlogic C3 ISP Parameters */
881#define V4L2_META_FMT_C3ISP_STATS v4l2_fourcc('C', '3', 'S', 'T') /* Amlogic C3 ISP Statistics */
882
883/* Vendor specific - used for RaspberryPi PiSP */
884#define V4L2_META_FMT_RPI_BE_CFG v4l2_fourcc('R', 'P', 'B', 'C') /* PiSP BE configuration */
885#define V4L2_META_FMT_RPI_FE_CFG v4l2_fourcc('R', 'P', 'F', 'C') /* PiSP FE configuration */
886#define V4L2_META_FMT_RPI_FE_STATS v4l2_fourcc('R', 'P', 'F', 'S') /* PiSP FE stats */
887
888/* Vendor specific - used for Arm Mali-C55 ISP */
889#define V4L2_META_FMT_MALI_C55_PARAMS v4l2_fourcc('C', '5', '5', 'P') /* ARM Mali-C55 Parameters */
890#define V4L2_META_FMT_MALI_C55_STATS v4l2_fourcc('C', '5', '5', 'S') /* ARM Mali-C55 3A Statistics */
891
892#ifdef __KERNEL__
893/*
894 * Line-based metadata formats. Remember to update v4l_fill_fmtdesc() when
895 * adding new ones!
896 */
897#define V4L2_META_FMT_GENERIC_8 v4l2_fourcc('M', 'E', 'T', '8') /* Generic 8-bit metadata */
898#define V4L2_META_FMT_GENERIC_CSI2_10 v4l2_fourcc('M', 'C', '1', 'A') /* 10-bit CSI-2 packed 8-bit metadata */
899#define V4L2_META_FMT_GENERIC_CSI2_12 v4l2_fourcc('M', 'C', '1', 'C') /* 12-bit CSI-2 packed 8-bit metadata */
900#define V4L2_META_FMT_GENERIC_CSI2_14 v4l2_fourcc('M', 'C', '1', 'E') /* 14-bit CSI-2 packed 8-bit metadata */
901#define V4L2_META_FMT_GENERIC_CSI2_16 v4l2_fourcc('M', 'C', '1', 'G') /* 16-bit CSI-2 packed 8-bit metadata */
902#define V4L2_META_FMT_GENERIC_CSI2_20 v4l2_fourcc('M', 'C', '1', 'K') /* 20-bit CSI-2 packed 8-bit metadata */
903#define V4L2_META_FMT_GENERIC_CSI2_24 v4l2_fourcc('M', 'C', '1', 'O') /* 24-bit CSI-2 packed 8-bit metadata */
904#endif
905
906/* priv field value to indicates that subsequent fields are valid. */
907#define V4L2_PIX_FMT_PRIV_MAGIC 0xfeedcafe
908
909/* Flags */
910#define V4L2_PIX_FMT_FLAG_PREMUL_ALPHA 0x00000001
911#define V4L2_PIX_FMT_FLAG_SET_CSC 0x00000002
912
913/*
914 * F O R M A T E N U M E R A T I O N
915 */
916struct v4l2_fmtdesc {
917 __u32 index; /* Format number */
918 __u32 type; /* enum v4l2_buf_type */
919 __u32 flags;
920 __u8 description[32]; /* Description string */
921 __u32 pixelformat; /* Format fourcc */
922 __u32 mbus_code; /* Media bus code */
923 __u32 reserved[3];
924};
925
926#define V4L2_FMT_FLAG_COMPRESSED 0x0001
927#define V4L2_FMT_FLAG_EMULATED 0x0002
928#define V4L2_FMT_FLAG_CONTINUOUS_BYTESTREAM 0x0004
929#define V4L2_FMT_FLAG_DYN_RESOLUTION 0x0008
930#define V4L2_FMT_FLAG_ENC_CAP_FRAME_INTERVAL 0x0010
931#define V4L2_FMT_FLAG_CSC_COLORSPACE 0x0020
932#define V4L2_FMT_FLAG_CSC_XFER_FUNC 0x0040
933#define V4L2_FMT_FLAG_CSC_YCBCR_ENC 0x0080
934#define V4L2_FMT_FLAG_CSC_HSV_ENC V4L2_FMT_FLAG_CSC_YCBCR_ENC
935#define V4L2_FMT_FLAG_CSC_QUANTIZATION 0x0100
936#define V4L2_FMT_FLAG_META_LINE_BASED 0x0200
937
938/* Format description flag, to be ORed with the index */
939#define V4L2_FMTDESC_FLAG_ENUM_ALL 0x80000000
940
941 /* Frame Size and frame rate enumeration */
942/*
943 * F R A M E S I Z E E N U M E R A T I O N
944 */
945enum v4l2_frmsizetypes {
946 V4L2_FRMSIZE_TYPE_DISCRETE = 1,
947 V4L2_FRMSIZE_TYPE_CONTINUOUS = 2,
948 V4L2_FRMSIZE_TYPE_STEPWISE = 3,
949};
950
951struct v4l2_frmsize_discrete {
952 __u32 width; /* Frame width [pixel] */
953 __u32 height; /* Frame height [pixel] */
954};
955
956struct v4l2_frmsize_stepwise {
957 __u32 min_width; /* Minimum frame width [pixel] */
958 __u32 max_width; /* Maximum frame width [pixel] */
959 __u32 step_width; /* Frame width step size [pixel] */
960 __u32 min_height; /* Minimum frame height [pixel] */
961 __u32 max_height; /* Maximum frame height [pixel] */
962 __u32 step_height; /* Frame height step size [pixel] */
963};
964
965struct v4l2_frmsizeenum {
966 __u32 index; /* Frame size number */
967 __u32 pixel_format; /* Pixel format */
968 __u32 type; /* Frame size type the device supports. */
969
970 union { /* Frame size */
971 struct v4l2_frmsize_discrete discrete;
972 struct v4l2_frmsize_stepwise stepwise;
973 };
974
975 __u32 reserved[2]; /* Reserved space for future use */
976};
977
978/*
979 * F R A M E R A T E E N U M E R A T I O N
980 */
981enum v4l2_frmivaltypes {
982 V4L2_FRMIVAL_TYPE_DISCRETE = 1,
983 V4L2_FRMIVAL_TYPE_CONTINUOUS = 2,
984 V4L2_FRMIVAL_TYPE_STEPWISE = 3,
985};
986
987struct v4l2_frmival_stepwise {
988 struct v4l2_fract min; /* Minimum frame interval [s] */
989 struct v4l2_fract max; /* Maximum frame interval [s] */
990 struct v4l2_fract step; /* Frame interval step size [s] */
991};
992
993struct v4l2_frmivalenum {
994 __u32 index; /* Frame format index */
995 __u32 pixel_format; /* Pixel format */
996 __u32 width; /* Frame width */
997 __u32 height; /* Frame height */
998 __u32 type; /* Frame interval type the device supports. */
999
1000 union { /* Frame interval */
1001 struct v4l2_fract discrete;
1002 struct v4l2_frmival_stepwise stepwise;
1003 };
1004
1005 __u32 reserved[2]; /* Reserved space for future use */
1006};
1007
1008/*
1009 * T I M E C O D E
1010 */
1011struct v4l2_timecode {
1012 __u32 type;
1013 __u32 flags;
1014 __u8 frames;
1015 __u8 seconds;
1016 __u8 minutes;
1017 __u8 hours;
1018 __u8 userbits[4];
1019};
1020
1021/* Type */
1022#define V4L2_TC_TYPE_24FPS 1
1023#define V4L2_TC_TYPE_25FPS 2
1024#define V4L2_TC_TYPE_30FPS 3
1025#define V4L2_TC_TYPE_50FPS 4
1026#define V4L2_TC_TYPE_60FPS 5
1027
1028/* Flags */
1029#define V4L2_TC_FLAG_DROPFRAME 0x0001 /* "drop-frame" mode */
1030#define V4L2_TC_FLAG_COLORFRAME 0x0002
1031#define V4L2_TC_USERBITS_field 0x000C
1032#define V4L2_TC_USERBITS_USERDEFINED 0x0000
1033#define V4L2_TC_USERBITS_8BITCHARS 0x0008
1034/* The above is based on SMPTE timecodes */
1035
1036struct v4l2_jpegcompression {
1037 int quality;
1038
1039 int APPn; /* Number of APP segment to be written,
1040 * must be 0..15 */
1041 int APP_len; /* Length of data in JPEG APPn segment */
1042 char APP_data[60]; /* Data in the JPEG APPn segment. */
1043
1044 int COM_len; /* Length of data in JPEG COM segment */
1045 char COM_data[60]; /* Data in JPEG COM segment */
1046
1047 __u32 jpeg_markers; /* Which markers should go into the JPEG
1048 * output. Unless you exactly know what
1049 * you do, leave them untouched.
1050 * Including less markers will make the
1051 * resulting code smaller, but there will
1052 * be fewer applications which can read it.
1053 * The presence of the APP and COM marker
1054 * is influenced by APP_len and COM_len
1055 * ONLY, not by this property! */
1056
1057#define V4L2_JPEG_MARKER_DHT (1<<3) /* Define Huffman Tables */
1058#define V4L2_JPEG_MARKER_DQT (1<<4) /* Define Quantization Tables */
1059#define V4L2_JPEG_MARKER_DRI (1<<5) /* Define Restart Interval */
1060#define V4L2_JPEG_MARKER_COM (1<<6) /* Comment segment */
1061#define V4L2_JPEG_MARKER_APP (1<<7) /* App segment, driver will
1062 * always use APP0 */
1063};
1064
1065/*
1066 * M E M O R Y - M A P P I N G B U F F E R S
1067 */
1068
1069#ifdef __KERNEL__
1070/*
1071 * This corresponds to the user space version of timeval
1072 * for 64-bit time_t. sparc64 is different from everyone
1073 * else, using the microseconds in the wrong half of the
1074 * second 64-bit word.
1075 */
1076struct __kernel_v4l2_timeval {
1077 long long tv_sec;
1078#if defined(__sparc__) && defined(__arch64__)
1079 int tv_usec;
1080 int __pad;
1081#else
1082 long long tv_usec;
1083#endif
1084};
1085#endif
1086
1087struct v4l2_requestbuffers {
1088 __u32 count;
1089 __u32 type; /* enum v4l2_buf_type */
1090 __u32 memory; /* enum v4l2_memory */
1091 __u32 capabilities;
1092 __u8 flags;
1093 __u8 reserved[3];
1094};
1095
1096#define V4L2_MEMORY_FLAG_NON_COHERENT (1 << 0)
1097
1098/* capabilities for struct v4l2_requestbuffers and v4l2_create_buffers */
1099#define V4L2_BUF_CAP_SUPPORTS_MMAP (1 << 0)
1100#define V4L2_BUF_CAP_SUPPORTS_USERPTR (1 << 1)
1101#define V4L2_BUF_CAP_SUPPORTS_DMABUF (1 << 2)
1102#define V4L2_BUF_CAP_SUPPORTS_REQUESTS (1 << 3)
1103#define V4L2_BUF_CAP_SUPPORTS_ORPHANED_BUFS (1 << 4)
1104#define V4L2_BUF_CAP_SUPPORTS_M2M_HOLD_CAPTURE_BUF (1 << 5)
1105#define V4L2_BUF_CAP_SUPPORTS_MMAP_CACHE_HINTS (1 << 6)
1106#define V4L2_BUF_CAP_SUPPORTS_MAX_NUM_BUFFERS (1 << 7)
1107#define V4L2_BUF_CAP_SUPPORTS_REMOVE_BUFS (1 << 8)
1108
1109/**
1110 * struct v4l2_plane - plane info for multi-planar buffers
1111 * @bytesused: number of bytes occupied by data in the plane (payload)
1112 * @length: size of this plane (NOT the payload) in bytes
1113 * @m.mem_offset: when memory in the associated struct v4l2_buffer is
1114 * V4L2_MEMORY_MMAP, equals the offset from the start of
1115 * the device memory for this plane (or is a "cookie" that
1116 * should be passed to mmap() called on the video node)
1117 * @m.userptr: when memory is V4L2_MEMORY_USERPTR, a userspace pointer
1118 * pointing to this plane
1119 * @m.fd: when memory is V4L2_MEMORY_DMABUF, a userspace file
1120 * descriptor associated with this plane
1121 * @m: union of @mem_offset, @userptr and @fd
1122 * @data_offset: offset in the plane to the start of data; usually 0,
1123 * unless there is a header in front of the data
1124 * @reserved: drivers and applications must zero this array
1125 *
1126 * Multi-planar buffers consist of one or more planes, e.g. an YCbCr buffer
1127 * with two planes can have one plane for Y, and another for interleaved CbCr
1128 * components. Each plane can reside in a separate memory buffer, or even in
1129 * a completely separate memory node (e.g. in embedded devices).
1130 */
1131struct v4l2_plane {
1132 __u32 bytesused;
1133 __u32 length;
1134 union {
1135 __u32 mem_offset;
1136 unsigned long userptr;
1137 __s32 fd;
1138 } m;
1139 __u32 data_offset;
1140 __u32 reserved[11];
1141};
1142
1143/**
1144 * struct v4l2_buffer - video buffer info
1145 * @index: id number of the buffer
1146 * @type: enum v4l2_buf_type; buffer type (type == *_MPLANE for
1147 * multiplanar buffers);
1148 * @bytesused: number of bytes occupied by data in the buffer (payload);
1149 * unused (set to 0) for multiplanar buffers
1150 * @flags: buffer informational flags
1151 * @field: enum v4l2_field; field order of the image in the buffer
1152 * @timestamp: frame timestamp
1153 * @timecode: frame timecode
1154 * @sequence: sequence count of this frame
1155 * @memory: enum v4l2_memory; the method, in which the actual video data is
1156 * passed
1157 * @m.offset: for non-multiplanar buffers with memory == V4L2_MEMORY_MMAP;
1158 * offset from the start of the device memory for this plane,
1159 * (or a "cookie" that should be passed to mmap() as offset)
1160 * @m.userptr: for non-multiplanar buffers with memory == V4L2_MEMORY_USERPTR;
1161 * a userspace pointer pointing to this buffer
1162 * @m.fd: for non-multiplanar buffers with memory == V4L2_MEMORY_DMABUF;
1163 * a userspace file descriptor associated with this buffer
1164 * @m.planes: for multiplanar buffers; userspace pointer to the array of plane
1165 * info structs for this buffer
1166 * @m: union of @offset, @userptr, @planes and @fd
1167 * @length: size in bytes of the buffer (NOT its payload) for single-plane
1168 * buffers (when type != *_MPLANE); number of elements in the
1169 * planes array for multi-plane buffers
1170 * @reserved2: drivers and applications must zero this field
1171 * @request_fd: fd of the request that this buffer should use
1172 * @reserved: for backwards compatibility with applications that do not know
1173 * about @request_fd
1174 *
1175 * Contains data exchanged by application and driver using one of the Streaming
1176 * I/O methods.
1177 */
1178struct v4l2_buffer {
1179 __u32 index;
1180 __u32 type;
1181 __u32 bytesused;
1182 __u32 flags;
1183 __u32 field;
1184#ifdef __KERNEL__
1185 struct __kernel_v4l2_timeval timestamp;
1186#else
1187 struct timeval timestamp;
1188#endif
1189 struct v4l2_timecode timecode;
1190 __u32 sequence;
1191
1192 /* memory location */
1193 __u32 memory;
1194 union {
1195 __u32 offset;
1196 unsigned long userptr;
1197 struct v4l2_plane *planes;
1198 __s32 fd;
1199 } m;
1200 __u32 length;
1201 __u32 reserved2;
1202 union {
1203 __s32 request_fd;
1204 __u32 reserved;
1205 };
1206};
1207
1208#ifndef __KERNEL__
1209/**
1210 * v4l2_timeval_to_ns - Convert timeval to nanoseconds
1211 * @tv: pointer to the timeval variable to be converted
1212 *
1213 * Returns the scalar nanosecond representation of the timeval
1214 * parameter.
1215 */
1216static inline __u64 v4l2_timeval_to_ns(const struct timeval *tv)
1217{
1218 return (__u64)tv->tv_sec * 1000000000ULL + tv->tv_usec * 1000;
1219}
1220#endif
1221
1222/* Flags for 'flags' field */
1223/* Buffer is mapped (flag) */
1224#define V4L2_BUF_FLAG_MAPPED 0x00000001
1225/* Buffer is queued for processing */
1226#define V4L2_BUF_FLAG_QUEUED 0x00000002
1227/* Buffer is ready */
1228#define V4L2_BUF_FLAG_DONE 0x00000004
1229/* Image is a keyframe (I-frame) */
1230#define V4L2_BUF_FLAG_KEYFRAME 0x00000008
1231/* Image is a P-frame */
1232#define V4L2_BUF_FLAG_PFRAME 0x00000010
1233/* Image is a B-frame */
1234#define V4L2_BUF_FLAG_BFRAME 0x00000020
1235/* Buffer is ready, but the data contained within is corrupted. */
1236#define V4L2_BUF_FLAG_ERROR 0x00000040
1237/* Buffer is added to an unqueued request */
1238#define V4L2_BUF_FLAG_IN_REQUEST 0x00000080
1239/* timecode field is valid */
1240#define V4L2_BUF_FLAG_TIMECODE 0x00000100
1241/* Don't return the capture buffer until OUTPUT timestamp changes */
1242#define V4L2_BUF_FLAG_M2M_HOLD_CAPTURE_BUF 0x00000200
1243/* Buffer is prepared for queuing */
1244#define V4L2_BUF_FLAG_PREPARED 0x00000400
1245/* Cache handling flags */
1246#define V4L2_BUF_FLAG_NO_CACHE_INVALIDATE 0x00000800
1247#define V4L2_BUF_FLAG_NO_CACHE_CLEAN 0x00001000
1248/* Timestamp type */
1249#define V4L2_BUF_FLAG_TIMESTAMP_MASK 0x0000e000
1250#define V4L2_BUF_FLAG_TIMESTAMP_UNKNOWN 0x00000000
1251#define V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC 0x00002000
1252#define V4L2_BUF_FLAG_TIMESTAMP_COPY 0x00004000
1253/* Timestamp sources. */
1254#define V4L2_BUF_FLAG_TSTAMP_SRC_MASK 0x00070000
1255#define V4L2_BUF_FLAG_TSTAMP_SRC_EOF 0x00000000
1256#define V4L2_BUF_FLAG_TSTAMP_SRC_SOE 0x00010000
1257/* mem2mem encoder/decoder */
1258#define V4L2_BUF_FLAG_LAST 0x00100000
1259/* request_fd is valid */
1260#define V4L2_BUF_FLAG_REQUEST_FD 0x00800000
1261
1262/**
1263 * struct v4l2_exportbuffer - export of video buffer as DMABUF file descriptor
1264 *
1265 * @index: id number of the buffer
1266 * @type: enum v4l2_buf_type; buffer type (type == *_MPLANE for
1267 * multiplanar buffers);
1268 * @plane: index of the plane to be exported, 0 for single plane queues
1269 * @flags: flags for newly created file, currently only O_CLOEXEC is
1270 * supported, refer to manual of open syscall for more details
1271 * @fd: file descriptor associated with DMABUF (set by driver)
1272 * @reserved: drivers and applications must zero this array
1273 *
1274 * Contains data used for exporting a video buffer as DMABUF file descriptor.
1275 * The buffer is identified by a 'cookie' returned by VIDIOC_QUERYBUF
1276 * (identical to the cookie used to mmap() the buffer to userspace). All
1277 * reserved fields must be set to zero. The field reserved0 is expected to
1278 * become a structure 'type' allowing an alternative layout of the structure
1279 * content. Therefore this field should not be used for any other extensions.
1280 */
1281struct v4l2_exportbuffer {
1282 __u32 type; /* enum v4l2_buf_type */
1283 __u32 index;
1284 __u32 plane;
1285 __u32 flags;
1286 __s32 fd;
1287 __u32 reserved[11];
1288};
1289
1290/*
1291 * O V E R L A Y P R E V I E W
1292 */
1293struct v4l2_framebuffer {
1294 __u32 capability;
1295 __u32 flags;
1296/* FIXME: in theory we should pass something like PCI device + memory
1297 * region + offset instead of some physical address */
1298 void *base;
1299 struct {
1300 __u32 width;
1301 __u32 height;
1302 __u32 pixelformat;
1303 __u32 field; /* enum v4l2_field */
1304 __u32 bytesperline; /* for padding, zero if unused */
1305 __u32 sizeimage;
1306 __u32 colorspace; /* enum v4l2_colorspace */
1307 __u32 priv; /* reserved field, set to 0 */
1308 } fmt;
1309};
1310/* Flags for the 'capability' field. Read only */
1311#define V4L2_FBUF_CAP_EXTERNOVERLAY 0x0001
1312#define V4L2_FBUF_CAP_CHROMAKEY 0x0002
1313#ifndef __KERNEL__
1314#define V4L2_FBUF_CAP_LIST_CLIPPING 0x0004
1315#define V4L2_FBUF_CAP_BITMAP_CLIPPING 0x0008
1316#endif
1317#define V4L2_FBUF_CAP_LOCAL_ALPHA 0x0010
1318#define V4L2_FBUF_CAP_GLOBAL_ALPHA 0x0020
1319#define V4L2_FBUF_CAP_LOCAL_INV_ALPHA 0x0040
1320#define V4L2_FBUF_CAP_SRC_CHROMAKEY 0x0080
1321/* Flags for the 'flags' field. */
1322#define V4L2_FBUF_FLAG_PRIMARY 0x0001
1323#define V4L2_FBUF_FLAG_OVERLAY 0x0002
1324#define V4L2_FBUF_FLAG_CHROMAKEY 0x0004
1325#define V4L2_FBUF_FLAG_LOCAL_ALPHA 0x0008
1326#define V4L2_FBUF_FLAG_GLOBAL_ALPHA 0x0010
1327#define V4L2_FBUF_FLAG_LOCAL_INV_ALPHA 0x0020
1328#define V4L2_FBUF_FLAG_SRC_CHROMAKEY 0x0040
1329
1330struct v4l2_clip {
1331 struct v4l2_rect c;
1332 struct v4l2_clip __user *next;
1333};
1334
1335struct v4l2_window {
1336 struct v4l2_rect w;
1337 __u32 field; /* enum v4l2_field */
1338 __u32 chromakey;
1339 struct v4l2_clip *clips;
1340 __u32 clipcount;
1341 void __user *bitmap;
1342 __u8 global_alpha;
1343};
1344
1345/*
1346 * C A P T U R E P A R A M E T E R S
1347 */
1348struct v4l2_captureparm {
1349 __u32 capability; /* Supported modes */
1350 __u32 capturemode; /* Current mode */
1351 struct v4l2_fract timeperframe; /* Time per frame in seconds */
1352 __u32 extendedmode; /* Driver-specific extensions */
1353 __u32 readbuffers; /* # of buffers for read */
1354 __u32 reserved[4];
1355};
1356
1357/* Flags for 'capability' and 'capturemode' fields */
1358#define V4L2_MODE_HIGHQUALITY 0x0001 /* High quality imaging mode */
1359#define V4L2_CAP_TIMEPERFRAME 0x1000 /* timeperframe field is supported */
1360
1361struct v4l2_outputparm {
1362 __u32 capability; /* Supported modes */
1363 __u32 outputmode; /* Current mode */
1364 struct v4l2_fract timeperframe; /* Time per frame in seconds */
1365 __u32 extendedmode; /* Driver-specific extensions */
1366 __u32 writebuffers; /* # of buffers for write */
1367 __u32 reserved[4];
1368};
1369
1370/*
1371 * I N P U T I M A G E C R O P P I N G
1372 */
1373struct v4l2_cropcap {
1374 __u32 type; /* enum v4l2_buf_type */
1375 struct v4l2_rect bounds;
1376 struct v4l2_rect defrect;
1377 struct v4l2_fract pixelaspect;
1378};
1379
1380struct v4l2_crop {
1381 __u32 type; /* enum v4l2_buf_type */
1382 struct v4l2_rect c;
1383};
1384
1385/**
1386 * struct v4l2_selection - selection info
1387 * @type: buffer type (do not use *_MPLANE types)
1388 * @target: Selection target, used to choose one of possible rectangles;
1389 * defined in v4l2-common.h; V4L2_SEL_TGT_* .
1390 * @flags: constraints flags, defined in v4l2-common.h; V4L2_SEL_FLAG_*.
1391 * @r: coordinates of selection window
1392 * @reserved: for future use, rounds structure size to 64 bytes, set to zero
1393 *
1394 * Hardware may use multiple helper windows to process a video stream.
1395 * The structure is used to exchange this selection areas between
1396 * an application and a driver.
1397 */
1398struct v4l2_selection {
1399 __u32 type;
1400 __u32 target;
1401 __u32 flags;
1402 struct v4l2_rect r;
1403 __u32 reserved[9];
1404};
1405
1406
1407/*
1408 * A N A L O G V I D E O S T A N D A R D
1409 */
1410
1411typedef __u64 v4l2_std_id;
1412
1413/*
1414 * Attention: Keep the V4L2_STD_* bit definitions in sync with
1415 * include/dt-bindings/display/sdtv-standards.h SDTV_STD_* bit definitions.
1416 */
1417/* one bit for each */
1418#define V4L2_STD_PAL_B ((v4l2_std_id)0x00000001)
1419#define V4L2_STD_PAL_B1 ((v4l2_std_id)0x00000002)
1420#define V4L2_STD_PAL_G ((v4l2_std_id)0x00000004)
1421#define V4L2_STD_PAL_H ((v4l2_std_id)0x00000008)
1422#define V4L2_STD_PAL_I ((v4l2_std_id)0x00000010)
1423#define V4L2_STD_PAL_D ((v4l2_std_id)0x00000020)
1424#define V4L2_STD_PAL_D1 ((v4l2_std_id)0x00000040)
1425#define V4L2_STD_PAL_K ((v4l2_std_id)0x00000080)
1426
1427#define V4L2_STD_PAL_M ((v4l2_std_id)0x00000100)
1428#define V4L2_STD_PAL_N ((v4l2_std_id)0x00000200)
1429#define V4L2_STD_PAL_Nc ((v4l2_std_id)0x00000400)
1430#define V4L2_STD_PAL_60 ((v4l2_std_id)0x00000800)
1431
1432#define V4L2_STD_NTSC_M ((v4l2_std_id)0x00001000) /* BTSC */
1433#define V4L2_STD_NTSC_M_JP ((v4l2_std_id)0x00002000) /* EIA-J */
1434#define V4L2_STD_NTSC_443 ((v4l2_std_id)0x00004000)
1435#define V4L2_STD_NTSC_M_KR ((v4l2_std_id)0x00008000) /* FM A2 */
1436
1437#define V4L2_STD_SECAM_B ((v4l2_std_id)0x00010000)
1438#define V4L2_STD_SECAM_D ((v4l2_std_id)0x00020000)
1439#define V4L2_STD_SECAM_G ((v4l2_std_id)0x00040000)
1440#define V4L2_STD_SECAM_H ((v4l2_std_id)0x00080000)
1441#define V4L2_STD_SECAM_K ((v4l2_std_id)0x00100000)
1442#define V4L2_STD_SECAM_K1 ((v4l2_std_id)0x00200000)
1443#define V4L2_STD_SECAM_L ((v4l2_std_id)0x00400000)
1444#define V4L2_STD_SECAM_LC ((v4l2_std_id)0x00800000)
1445
1446/* ATSC/HDTV */
1447#define V4L2_STD_ATSC_8_VSB ((v4l2_std_id)0x01000000)
1448#define V4L2_STD_ATSC_16_VSB ((v4l2_std_id)0x02000000)
1449
1450/* FIXME:
1451 Although std_id is 64 bits, there is an issue on PPC32 architecture that
1452 makes switch(__u64) to break. So, there's a hack on v4l2-common.c rounding
1453 this value to 32 bits.
1454 As, currently, the max value is for V4L2_STD_ATSC_16_VSB (30 bits wide),
1455 it should work fine. However, if needed to add more than two standards,
1456 v4l2-common.c should be fixed.
1457 */
1458
1459/*
1460 * Some macros to merge video standards in order to make live easier for the
1461 * drivers and V4L2 applications
1462 */
1463
1464/*
1465 * "Common" NTSC/M - It should be noticed that V4L2_STD_NTSC_443 is
1466 * Missing here.
1467 */
1468#define V4L2_STD_NTSC (V4L2_STD_NTSC_M |\
1469 V4L2_STD_NTSC_M_JP |\
1470 V4L2_STD_NTSC_M_KR)
1471/* Secam macros */
1472#define V4L2_STD_SECAM_DK (V4L2_STD_SECAM_D |\
1473 V4L2_STD_SECAM_K |\
1474 V4L2_STD_SECAM_K1)
1475/* All Secam Standards */
1476#define V4L2_STD_SECAM (V4L2_STD_SECAM_B |\
1477 V4L2_STD_SECAM_G |\
1478 V4L2_STD_SECAM_H |\
1479 V4L2_STD_SECAM_DK |\
1480 V4L2_STD_SECAM_L |\
1481 V4L2_STD_SECAM_LC)
1482/* PAL macros */
1483#define V4L2_STD_PAL_BG (V4L2_STD_PAL_B |\
1484 V4L2_STD_PAL_B1 |\
1485 V4L2_STD_PAL_G)
1486#define V4L2_STD_PAL_DK (V4L2_STD_PAL_D |\
1487 V4L2_STD_PAL_D1 |\
1488 V4L2_STD_PAL_K)
1489/*
1490 * "Common" PAL - This macro is there to be compatible with the old
1491 * V4L1 concept of "PAL": /BGDKHI.
1492 * Several PAL standards are missing here: /M, /N and /Nc
1493 */
1494#define V4L2_STD_PAL (V4L2_STD_PAL_BG |\
1495 V4L2_STD_PAL_DK |\
1496 V4L2_STD_PAL_H |\
1497 V4L2_STD_PAL_I)
1498/* Chroma "agnostic" standards */
1499#define V4L2_STD_B (V4L2_STD_PAL_B |\
1500 V4L2_STD_PAL_B1 |\
1501 V4L2_STD_SECAM_B)
1502#define V4L2_STD_G (V4L2_STD_PAL_G |\
1503 V4L2_STD_SECAM_G)
1504#define V4L2_STD_H (V4L2_STD_PAL_H |\
1505 V4L2_STD_SECAM_H)
1506#define V4L2_STD_L (V4L2_STD_SECAM_L |\
1507 V4L2_STD_SECAM_LC)
1508#define V4L2_STD_GH (V4L2_STD_G |\
1509 V4L2_STD_H)
1510#define V4L2_STD_DK (V4L2_STD_PAL_DK |\
1511 V4L2_STD_SECAM_DK)
1512#define V4L2_STD_BG (V4L2_STD_B |\
1513 V4L2_STD_G)
1514#define V4L2_STD_MN (V4L2_STD_PAL_M |\
1515 V4L2_STD_PAL_N |\
1516 V4L2_STD_PAL_Nc |\
1517 V4L2_STD_NTSC)
1518
1519/* Standards where MTS/BTSC stereo could be found */
1520#define V4L2_STD_MTS (V4L2_STD_NTSC_M |\
1521 V4L2_STD_PAL_M |\
1522 V4L2_STD_PAL_N |\
1523 V4L2_STD_PAL_Nc)
1524
1525/* Standards for Countries with 60Hz Line frequency */
1526#define V4L2_STD_525_60 (V4L2_STD_PAL_M |\
1527 V4L2_STD_PAL_60 |\
1528 V4L2_STD_NTSC |\
1529 V4L2_STD_NTSC_443)
1530/* Standards for Countries with 50Hz Line frequency */
1531#define V4L2_STD_625_50 (V4L2_STD_PAL |\
1532 V4L2_STD_PAL_N |\
1533 V4L2_STD_PAL_Nc |\
1534 V4L2_STD_SECAM)
1535
1536#define V4L2_STD_ATSC (V4L2_STD_ATSC_8_VSB |\
1537 V4L2_STD_ATSC_16_VSB)
1538/* Macros with none and all analog standards */
1539#define V4L2_STD_UNKNOWN 0
1540#define V4L2_STD_ALL (V4L2_STD_525_60 |\
1541 V4L2_STD_625_50)
1542
1543struct v4l2_standard {
1544 __u32 index;
1545 v4l2_std_id id;
1546 __u8 name[24];
1547 struct v4l2_fract frameperiod; /* Frames, not fields */
1548 __u32 framelines;
1549 __u32 reserved[4];
1550};
1551
1552/*
1553 * D V B T T I M I N G S
1554 */
1555
1556/** struct v4l2_bt_timings - BT.656/BT.1120 timing data
1557 * @width: total width of the active video in pixels
1558 * @height: total height of the active video in lines
1559 * @interlaced: Interlaced or progressive
1560 * @polarities: Positive or negative polarities
1561 * @pixelclock: Pixel clock in HZ. Ex. 74.25MHz->74250000
1562 * @hfrontporch:Horizontal front porch in pixels
1563 * @hsync: Horizontal Sync length in pixels
1564 * @hbackporch: Horizontal back porch in pixels
1565 * @vfrontporch:Vertical front porch in lines
1566 * @vsync: Vertical Sync length in lines
1567 * @vbackporch: Vertical back porch in lines
1568 * @il_vfrontporch:Vertical front porch for the even field
1569 * (aka field 2) of interlaced field formats
1570 * @il_vsync: Vertical Sync length for the even field
1571 * (aka field 2) of interlaced field formats
1572 * @il_vbackporch:Vertical back porch for the even field
1573 * (aka field 2) of interlaced field formats
1574 * @standards: Standards the timing belongs to
1575 * @flags: Flags
1576 * @picture_aspect: The picture aspect ratio (hor/vert).
1577 * @cea861_vic: VIC code as per the CEA-861 standard.
1578 * @hdmi_vic: VIC code as per the HDMI standard.
1579 * @reserved: Reserved fields, must be zeroed.
1580 *
1581 * A note regarding vertical interlaced timings: height refers to the total
1582 * height of the active video frame (= two fields). The blanking timings refer
1583 * to the blanking of each field. So the height of the total frame is
1584 * calculated as follows:
1585 *
1586 * tot_height = height + vfrontporch + vsync + vbackporch +
1587 * il_vfrontporch + il_vsync + il_vbackporch
1588 *
1589 * The active height of each field is height / 2.
1590 */
1591struct v4l2_bt_timings {
1592 __u32 width;
1593 __u32 height;
1594 __u32 interlaced;
1595 __u32 polarities;
1596 __u64 pixelclock;
1597 __u32 hfrontporch;
1598 __u32 hsync;
1599 __u32 hbackporch;
1600 __u32 vfrontporch;
1601 __u32 vsync;
1602 __u32 vbackporch;
1603 __u32 il_vfrontporch;
1604 __u32 il_vsync;
1605 __u32 il_vbackporch;
1606 __u32 standards;
1607 __u32 flags;
1608 struct v4l2_fract picture_aspect;
1609 __u8 cea861_vic;
1610 __u8 hdmi_vic;
1611 __u8 reserved[46];
1612} __attribute__ ((packed));
1613
1614/* Interlaced or progressive format */
1615#define V4L2_DV_PROGRESSIVE 0
1616#define V4L2_DV_INTERLACED 1
1617
1618/* Polarities. If bit is not set, it is assumed to be negative polarity */
1619#define V4L2_DV_VSYNC_POS_POL 0x00000001
1620#define V4L2_DV_HSYNC_POS_POL 0x00000002
1621
1622/* Timings standards */
1623#define V4L2_DV_BT_STD_CEA861 (1 << 0) /* CEA-861 Digital TV Profile */
1624#define V4L2_DV_BT_STD_DMT (1 << 1) /* VESA Discrete Monitor Timings */
1625#define V4L2_DV_BT_STD_CVT (1 << 2) /* VESA Coordinated Video Timings */
1626#define V4L2_DV_BT_STD_GTF (1 << 3) /* VESA Generalized Timings Formula */
1627#define V4L2_DV_BT_STD_SDI (1 << 4) /* SDI Timings */
1628
1629/* Flags */
1630
1631/*
1632 * CVT/GTF specific: timing uses reduced blanking (CVT) or the 'Secondary
1633 * GTF' curve (GTF). In both cases the horizontal and/or vertical blanking
1634 * intervals are reduced, allowing a higher resolution over the same
1635 * bandwidth. This is a read-only flag.
1636 */
1637#define V4L2_DV_FL_REDUCED_BLANKING (1 << 0)
1638/*
1639 * CEA-861 specific: set for CEA-861 formats with a framerate of a multiple
1640 * of six. These formats can be optionally played at 1 / 1.001 speed.
1641 * This is a read-only flag.
1642 */
1643#define V4L2_DV_FL_CAN_REDUCE_FPS (1 << 1)
1644/*
1645 * CEA-861 specific: only valid for video transmitters, the flag is cleared
1646 * by receivers.
1647 * If the framerate of the format is a multiple of six, then the pixelclock
1648 * used to set up the transmitter is divided by 1.001 to make it compatible
1649 * with 60 Hz based standards such as NTSC and PAL-M that use a framerate of
1650 * 29.97 Hz. Otherwise this flag is cleared. If the transmitter can't generate
1651 * such frequencies, then the flag will also be cleared.
1652 */
1653#define V4L2_DV_FL_REDUCED_FPS (1 << 2)
1654/*
1655 * Specific to interlaced formats: if set, then field 1 is really one half-line
1656 * longer and field 2 is really one half-line shorter, so each field has
1657 * exactly the same number of half-lines. Whether half-lines can be detected
1658 * or used depends on the hardware.
1659 */
1660#define V4L2_DV_FL_HALF_LINE (1 << 3)
1661/*
1662 * If set, then this is a Consumer Electronics (CE) video format. Such formats
1663 * differ from other formats (commonly called IT formats) in that if RGB
1664 * encoding is used then by default the RGB values use limited range (i.e.
1665 * use the range 16-235) as opposed to 0-255. All formats defined in CEA-861
1666 * except for the 640x480 format are CE formats.
1667 */
1668#define V4L2_DV_FL_IS_CE_VIDEO (1 << 4)
1669/* Some formats like SMPTE-125M have an interlaced signal with a odd
1670 * total height. For these formats, if this flag is set, the first
1671 * field has the extra line. If not, it is the second field.
1672 */
1673#define V4L2_DV_FL_FIRST_FIELD_EXTRA_LINE (1 << 5)
1674/*
1675 * If set, then the picture_aspect field is valid. Otherwise assume that the
1676 * pixels are square, so the picture aspect ratio is the same as the width to
1677 * height ratio.
1678 */
1679#define V4L2_DV_FL_HAS_PICTURE_ASPECT (1 << 6)
1680/*
1681 * If set, then the cea861_vic field is valid and contains the Video
1682 * Identification Code as per the CEA-861 standard.
1683 */
1684#define V4L2_DV_FL_HAS_CEA861_VIC (1 << 7)
1685/*
1686 * If set, then the hdmi_vic field is valid and contains the Video
1687 * Identification Code as per the HDMI standard (HDMI Vendor Specific
1688 * InfoFrame).
1689 */
1690#define V4L2_DV_FL_HAS_HDMI_VIC (1 << 8)
1691/*
1692 * CEA-861 specific: only valid for video receivers.
1693 * If set, then HW can detect the difference between regular FPS and
1694 * 1000/1001 FPS. Note: This flag is only valid for HDMI VIC codes with
1695 * the V4L2_DV_FL_CAN_REDUCE_FPS flag set.
1696 */
1697#define V4L2_DV_FL_CAN_DETECT_REDUCED_FPS (1 << 9)
1698
1699/* A few useful defines to calculate the total blanking and frame sizes */
1700#define V4L2_DV_BT_BLANKING_WIDTH(bt) \
1701 ((bt)->hfrontporch + (bt)->hsync + (bt)->hbackporch)
1702#define V4L2_DV_BT_FRAME_WIDTH(bt) \
1703 ((bt)->width + V4L2_DV_BT_BLANKING_WIDTH(bt))
1704#define V4L2_DV_BT_BLANKING_HEIGHT(bt) \
1705 ((bt)->vfrontporch + (bt)->vsync + (bt)->vbackporch + \
1706 ((bt)->interlaced ? \
1707 ((bt)->il_vfrontporch + (bt)->il_vsync + (bt)->il_vbackporch) : 0))
1708#define V4L2_DV_BT_FRAME_HEIGHT(bt) \
1709 ((bt)->height + V4L2_DV_BT_BLANKING_HEIGHT(bt))
1710
1711/** struct v4l2_dv_timings - DV timings
1712 * @type: the type of the timings
1713 * @bt: BT656/1120 timings
1714 */
1715struct v4l2_dv_timings {
1716 __u32 type;
1717 union {
1718 struct v4l2_bt_timings bt;
1719 __u32 reserved[32];
1720 };
1721} __attribute__ ((packed));
1722
1723/* Values for the type field */
1724#define V4L2_DV_BT_656_1120 0 /* BT.656/1120 timing type */
1725
1726
1727/** struct v4l2_enum_dv_timings - DV timings enumeration
1728 * @index: enumeration index
1729 * @pad: the pad number for which to enumerate timings (used with
1730 * v4l-subdev nodes only)
1731 * @reserved: must be zeroed
1732 * @timings: the timings for the given index
1733 */
1734struct v4l2_enum_dv_timings {
1735 __u32 index;
1736 __u32 pad;
1737 __u32 reserved[2];
1738 struct v4l2_dv_timings timings;
1739};
1740
1741/** struct v4l2_bt_timings_cap - BT.656/BT.1120 timing capabilities
1742 * @min_width: width in pixels
1743 * @max_width: width in pixels
1744 * @min_height: height in lines
1745 * @max_height: height in lines
1746 * @min_pixelclock: Pixel clock in HZ. Ex. 74.25MHz->74250000
1747 * @max_pixelclock: Pixel clock in HZ. Ex. 74.25MHz->74250000
1748 * @standards: Supported standards
1749 * @capabilities: Supported capabilities
1750 * @reserved: Must be zeroed
1751 */
1752struct v4l2_bt_timings_cap {
1753 __u32 min_width;
1754 __u32 max_width;
1755 __u32 min_height;
1756 __u32 max_height;
1757 __u64 min_pixelclock;
1758 __u64 max_pixelclock;
1759 __u32 standards;
1760 __u32 capabilities;
1761 __u32 reserved[16];
1762} __attribute__ ((packed));
1763
1764/* Supports interlaced formats */
1765#define V4L2_DV_BT_CAP_INTERLACED (1 << 0)
1766/* Supports progressive formats */
1767#define V4L2_DV_BT_CAP_PROGRESSIVE (1 << 1)
1768/* Supports CVT/GTF reduced blanking */
1769#define V4L2_DV_BT_CAP_REDUCED_BLANKING (1 << 2)
1770/* Supports custom formats */
1771#define V4L2_DV_BT_CAP_CUSTOM (1 << 3)
1772
1773/** struct v4l2_dv_timings_cap - DV timings capabilities
1774 * @type: the type of the timings (same as in struct v4l2_dv_timings)
1775 * @pad: the pad number for which to query capabilities (used with
1776 * v4l-subdev nodes only)
1777 * @bt: the BT656/1120 timings capabilities
1778 */
1779struct v4l2_dv_timings_cap {
1780 __u32 type;
1781 __u32 pad;
1782 __u32 reserved[2];
1783 union {
1784 struct v4l2_bt_timings_cap bt;
1785 __u32 raw_data[32];
1786 };
1787};
1788
1789
1790/*
1791 * V I D E O I N P U T S
1792 */
1793struct v4l2_input {
1794 __u32 index; /* Which input */
1795 __u8 name[32]; /* Label */
1796 __u32 type; /* Type of input */
1797 __u32 audioset; /* Associated audios (bitfield) */
1798 __u32 tuner; /* Tuner index */
1799 v4l2_std_id std;
1800 __u32 status;
1801 __u32 capabilities;
1802 __u32 reserved[3];
1803};
1804
1805/* Values for the 'type' field */
1806#define V4L2_INPUT_TYPE_TUNER 1
1807#define V4L2_INPUT_TYPE_CAMERA 2
1808#define V4L2_INPUT_TYPE_TOUCH 3
1809
1810/* field 'status' - general */
1811#define V4L2_IN_ST_NO_POWER 0x00000001 /* Attached device is off */
1812#define V4L2_IN_ST_NO_SIGNAL 0x00000002
1813#define V4L2_IN_ST_NO_COLOR 0x00000004
1814
1815/* field 'status' - sensor orientation */
1816/* If sensor is mounted upside down set both bits */
1817#define V4L2_IN_ST_HFLIP 0x00000010 /* Frames are flipped horizontally */
1818#define V4L2_IN_ST_VFLIP 0x00000020 /* Frames are flipped vertically */
1819
1820/* field 'status' - analog */
1821#define V4L2_IN_ST_NO_H_LOCK 0x00000100 /* No horizontal sync lock */
1822#define V4L2_IN_ST_COLOR_KILL 0x00000200 /* Color killer is active */
1823#define V4L2_IN_ST_NO_V_LOCK 0x00000400 /* No vertical sync lock */
1824#define V4L2_IN_ST_NO_STD_LOCK 0x00000800 /* No standard format lock */
1825
1826/* field 'status' - digital */
1827#define V4L2_IN_ST_NO_SYNC 0x00010000 /* No synchronization lock */
1828#define V4L2_IN_ST_NO_EQU 0x00020000 /* No equalizer lock */
1829#define V4L2_IN_ST_NO_CARRIER 0x00040000 /* Carrier recovery failed */
1830
1831/* field 'status' - VCR and set-top box */
1832#define V4L2_IN_ST_MACROVISION 0x01000000 /* Macrovision detected */
1833#define V4L2_IN_ST_NO_ACCESS 0x02000000 /* Conditional access denied */
1834#define V4L2_IN_ST_VTR 0x04000000 /* VTR time constant */
1835
1836/* capabilities flags */
1837#define V4L2_IN_CAP_DV_TIMINGS 0x00000002 /* Supports S_DV_TIMINGS */
1838#define V4L2_IN_CAP_CUSTOM_TIMINGS V4L2_IN_CAP_DV_TIMINGS /* For compatibility */
1839#define V4L2_IN_CAP_STD 0x00000004 /* Supports S_STD */
1840#define V4L2_IN_CAP_NATIVE_SIZE 0x00000008 /* Supports setting native size */
1841
1842/*
1843 * V I D E O O U T P U T S
1844 */
1845struct v4l2_output {
1846 __u32 index; /* Which output */
1847 __u8 name[32]; /* Label */
1848 __u32 type; /* Type of output */
1849 __u32 audioset; /* Associated audios (bitfield) */
1850 __u32 modulator; /* Associated modulator */
1851 v4l2_std_id std;
1852 __u32 capabilities;
1853 __u32 reserved[3];
1854};
1855/* Values for the 'type' field */
1856#define V4L2_OUTPUT_TYPE_MODULATOR 1
1857#define V4L2_OUTPUT_TYPE_ANALOG 2
1858#define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY 3
1859
1860/* capabilities flags */
1861#define V4L2_OUT_CAP_DV_TIMINGS 0x00000002 /* Supports S_DV_TIMINGS */
1862#define V4L2_OUT_CAP_CUSTOM_TIMINGS V4L2_OUT_CAP_DV_TIMINGS /* For compatibility */
1863#define V4L2_OUT_CAP_STD 0x00000004 /* Supports S_STD */
1864#define V4L2_OUT_CAP_NATIVE_SIZE 0x00000008 /* Supports setting native size */
1865
1866/*
1867 * C O N T R O L S
1868 */
1869struct v4l2_control {
1870 __u32 id;
1871 __s32 value;
1872};
1873
1874struct v4l2_ext_control {
1875 __u32 id;
1876 __u32 size;
1877 __u32 reserved2[1];
1878 union {
1879 __s32 value;
1880 __s64 value64;
1881 char __user *string;
1882 __u8 __user *p_u8;
1883 __u16 __user *p_u16;
1884 __u32 __user *p_u32;
1885 __s32 __user *p_s32;
1886 __s64 __user *p_s64;
1887 struct v4l2_area __user *p_area;
1888 struct v4l2_rect __user *p_rect;
1889 struct v4l2_ctrl_h264_sps __user *p_h264_sps;
1890 struct v4l2_ctrl_h264_pps __user *p_h264_pps;
1891 struct v4l2_ctrl_h264_scaling_matrix __user *p_h264_scaling_matrix;
1892 struct v4l2_ctrl_h264_pred_weights __user *p_h264_pred_weights;
1893 struct v4l2_ctrl_h264_slice_params __user *p_h264_slice_params;
1894 struct v4l2_ctrl_h264_decode_params __user *p_h264_decode_params;
1895 struct v4l2_ctrl_fwht_params __user *p_fwht_params;
1896 struct v4l2_ctrl_vp8_frame __user *p_vp8_frame;
1897 struct v4l2_ctrl_mpeg2_sequence __user *p_mpeg2_sequence;
1898 struct v4l2_ctrl_mpeg2_picture __user *p_mpeg2_picture;
1899 struct v4l2_ctrl_mpeg2_quantisation __user *p_mpeg2_quantisation;
1900 struct v4l2_ctrl_vp9_compressed_hdr __user *p_vp9_compressed_hdr_probs;
1901 struct v4l2_ctrl_vp9_frame __user *p_vp9_frame;
1902 struct v4l2_ctrl_hevc_sps __user *p_hevc_sps;
1903 struct v4l2_ctrl_hevc_pps __user *p_hevc_pps;
1904 struct v4l2_ctrl_hevc_slice_params __user *p_hevc_slice_params;
1905 struct v4l2_ctrl_hevc_scaling_matrix __user *p_hevc_scaling_matrix;
1906 struct v4l2_ctrl_hevc_decode_params __user *p_hevc_decode_params;
1907 struct v4l2_ctrl_av1_sequence __user *p_av1_sequence;
1908 struct v4l2_ctrl_av1_tile_group_entry __user *p_av1_tile_group_entry;
1909 struct v4l2_ctrl_av1_frame __user *p_av1_frame;
1910 struct v4l2_ctrl_av1_film_grain __user *p_av1_film_grain;
1911 struct v4l2_ctrl_hdr10_cll_info __user *p_hdr10_cll_info;
1912 struct v4l2_ctrl_hdr10_mastering_display __user *p_hdr10_mastering_display;
1913 void __user *ptr;
1914 } __attribute__ ((packed));
1915} __attribute__ ((packed));
1916
1917struct v4l2_ext_controls {
1918 union {
1919#ifndef __KERNEL__
1920 __u32 ctrl_class;
1921#endif
1922 __u32 which;
1923 };
1924 __u32 count;
1925 __u32 error_idx;
1926 __s32 request_fd;
1927 __u32 reserved[1];
1928 struct v4l2_ext_control *controls;
1929};
1930
1931#define V4L2_CTRL_ID_MASK (0x0fffffff)
1932#ifndef __KERNEL__
1933#define V4L2_CTRL_ID2CLASS(id) ((id) & 0x0fff0000UL)
1934#endif
1935#define V4L2_CTRL_ID2WHICH(id) ((id) & 0x0fff0000UL)
1936#define V4L2_CTRL_DRIVER_PRIV(id) (((id) & 0xffff) >= 0x1000)
1937#define V4L2_CTRL_MAX_DIMS (4)
1938#define V4L2_CTRL_WHICH_CUR_VAL 0
1939#define V4L2_CTRL_WHICH_DEF_VAL 0x0f000000
1940#define V4L2_CTRL_WHICH_REQUEST_VAL 0x0f010000
1941#define V4L2_CTRL_WHICH_MIN_VAL 0x0f020000
1942#define V4L2_CTRL_WHICH_MAX_VAL 0x0f030000
1943
1944enum v4l2_ctrl_type {
1945 V4L2_CTRL_TYPE_INTEGER = 1,
1946 V4L2_CTRL_TYPE_BOOLEAN = 2,
1947 V4L2_CTRL_TYPE_MENU = 3,
1948 V4L2_CTRL_TYPE_BUTTON = 4,
1949 V4L2_CTRL_TYPE_INTEGER64 = 5,
1950 V4L2_CTRL_TYPE_CTRL_CLASS = 6,
1951 V4L2_CTRL_TYPE_STRING = 7,
1952 V4L2_CTRL_TYPE_BITMASK = 8,
1953 V4L2_CTRL_TYPE_INTEGER_MENU = 9,
1954
1955 /* Compound types are >= 0x0100 */
1956 V4L2_CTRL_COMPOUND_TYPES = 0x0100,
1957 V4L2_CTRL_TYPE_U8 = 0x0100,
1958 V4L2_CTRL_TYPE_U16 = 0x0101,
1959 V4L2_CTRL_TYPE_U32 = 0x0102,
1960 V4L2_CTRL_TYPE_AREA = 0x0106,
1961 V4L2_CTRL_TYPE_RECT = 0x0107,
1962
1963 V4L2_CTRL_TYPE_HDR10_CLL_INFO = 0x0110,
1964 V4L2_CTRL_TYPE_HDR10_MASTERING_DISPLAY = 0x0111,
1965
1966 V4L2_CTRL_TYPE_H264_SPS = 0x0200,
1967 V4L2_CTRL_TYPE_H264_PPS = 0x0201,
1968 V4L2_CTRL_TYPE_H264_SCALING_MATRIX = 0x0202,
1969 V4L2_CTRL_TYPE_H264_SLICE_PARAMS = 0x0203,
1970 V4L2_CTRL_TYPE_H264_DECODE_PARAMS = 0x0204,
1971 V4L2_CTRL_TYPE_H264_PRED_WEIGHTS = 0x0205,
1972
1973 V4L2_CTRL_TYPE_FWHT_PARAMS = 0x0220,
1974
1975 V4L2_CTRL_TYPE_VP8_FRAME = 0x0240,
1976
1977 V4L2_CTRL_TYPE_MPEG2_QUANTISATION = 0x0250,
1978 V4L2_CTRL_TYPE_MPEG2_SEQUENCE = 0x0251,
1979 V4L2_CTRL_TYPE_MPEG2_PICTURE = 0x0252,
1980
1981 V4L2_CTRL_TYPE_VP9_COMPRESSED_HDR = 0x0260,
1982 V4L2_CTRL_TYPE_VP9_FRAME = 0x0261,
1983
1984 V4L2_CTRL_TYPE_HEVC_SPS = 0x0270,
1985 V4L2_CTRL_TYPE_HEVC_PPS = 0x0271,
1986 V4L2_CTRL_TYPE_HEVC_SLICE_PARAMS = 0x0272,
1987 V4L2_CTRL_TYPE_HEVC_SCALING_MATRIX = 0x0273,
1988 V4L2_CTRL_TYPE_HEVC_DECODE_PARAMS = 0x0274,
1989 V4L2_CTRL_TYPE_HEVC_EXT_SPS_ST_RPS = 0x0275,
1990 V4L2_CTRL_TYPE_HEVC_EXT_SPS_LT_RPS = 0x0276,
1991
1992 V4L2_CTRL_TYPE_AV1_SEQUENCE = 0x280,
1993 V4L2_CTRL_TYPE_AV1_TILE_GROUP_ENTRY = 0x281,
1994 V4L2_CTRL_TYPE_AV1_FRAME = 0x282,
1995 V4L2_CTRL_TYPE_AV1_FILM_GRAIN = 0x283,
1996};
1997
1998/* Used in the VIDIOC_QUERYCTRL ioctl for querying controls */
1999struct v4l2_queryctrl {
2000 __u32 id;
2001 __u32 type; /* enum v4l2_ctrl_type */
2002 __u8 name[32]; /* Whatever */
2003 __s32 minimum; /* Note signedness */
2004 __s32 maximum;
2005 __s32 step;
2006 __s32 default_value;
2007 __u32 flags;
2008 __u32 reserved[2];
2009};
2010
2011/* Used in the VIDIOC_QUERY_EXT_CTRL ioctl for querying extended controls */
2012struct v4l2_query_ext_ctrl {
2013 __u32 id;
2014 __u32 type;
2015 char name[32];
2016 __s64 minimum;
2017 __s64 maximum;
2018 __u64 step;
2019 __s64 default_value;
2020 __u32 flags;
2021 __u32 elem_size;
2022 __u32 elems;
2023 __u32 nr_of_dims;
2024 __u32 dims[V4L2_CTRL_MAX_DIMS];
2025 __u32 reserved[32];
2026};
2027
2028/* Used in the VIDIOC_QUERYMENU ioctl for querying menu items */
2029struct v4l2_querymenu {
2030 __u32 id;
2031 __u32 index;
2032 union {
2033 __u8 name[32]; /* Whatever */
2034 __s64 value;
2035 };
2036 __u32 reserved;
2037} __attribute__ ((packed));
2038
2039/* Control flags */
2040#define V4L2_CTRL_FLAG_DISABLED 0x0001
2041#define V4L2_CTRL_FLAG_GRABBED 0x0002
2042#define V4L2_CTRL_FLAG_READ_ONLY 0x0004
2043#define V4L2_CTRL_FLAG_UPDATE 0x0008
2044#define V4L2_CTRL_FLAG_INACTIVE 0x0010
2045#define V4L2_CTRL_FLAG_SLIDER 0x0020
2046#define V4L2_CTRL_FLAG_WRITE_ONLY 0x0040
2047#define V4L2_CTRL_FLAG_VOLATILE 0x0080
2048#define V4L2_CTRL_FLAG_HAS_PAYLOAD 0x0100
2049#define V4L2_CTRL_FLAG_EXECUTE_ON_WRITE 0x0200
2050#define V4L2_CTRL_FLAG_MODIFY_LAYOUT 0x0400
2051#define V4L2_CTRL_FLAG_DYNAMIC_ARRAY 0x0800
2052#define V4L2_CTRL_FLAG_HAS_WHICH_MIN_MAX 0x1000
2053
2054/* Query flags, to be ORed with the control ID */
2055#define V4L2_CTRL_FLAG_NEXT_CTRL 0x80000000
2056#define V4L2_CTRL_FLAG_NEXT_COMPOUND 0x40000000
2057
2058/* User-class control IDs defined by V4L2 */
2059#define V4L2_CID_MAX_CTRLS 1024
2060/* IDs reserved for driver specific controls */
2061#define V4L2_CID_PRIVATE_BASE 0x08000000
2062
2063
2064/*
2065 * T U N I N G
2066 */
2067struct v4l2_tuner {
2068 __u32 index;
2069 __u8 name[32];
2070 __u32 type; /* enum v4l2_tuner_type */
2071 __u32 capability;
2072 __u32 rangelow;
2073 __u32 rangehigh;
2074 __u32 rxsubchans;
2075 __u32 audmode;
2076 __s32 signal;
2077 __s32 afc;
2078 __u32 reserved[4];
2079};
2080
2081struct v4l2_modulator {
2082 __u32 index;
2083 __u8 name[32];
2084 __u32 capability;
2085 __u32 rangelow;
2086 __u32 rangehigh;
2087 __u32 txsubchans;
2088 __u32 type; /* enum v4l2_tuner_type */
2089 __u32 reserved[3];
2090};
2091
2092/* Flags for the 'capability' field */
2093#define V4L2_TUNER_CAP_LOW 0x0001
2094#define V4L2_TUNER_CAP_NORM 0x0002
2095#define V4L2_TUNER_CAP_HWSEEK_BOUNDED 0x0004
2096#define V4L2_TUNER_CAP_HWSEEK_WRAP 0x0008
2097#define V4L2_TUNER_CAP_STEREO 0x0010
2098#define V4L2_TUNER_CAP_LANG2 0x0020
2099#define V4L2_TUNER_CAP_SAP 0x0020
2100#define V4L2_TUNER_CAP_LANG1 0x0040
2101#define V4L2_TUNER_CAP_RDS 0x0080
2102#define V4L2_TUNER_CAP_RDS_BLOCK_IO 0x0100
2103#define V4L2_TUNER_CAP_RDS_CONTROLS 0x0200
2104#define V4L2_TUNER_CAP_FREQ_BANDS 0x0400
2105#define V4L2_TUNER_CAP_HWSEEK_PROG_LIM 0x0800
2106#define V4L2_TUNER_CAP_1HZ 0x1000
2107
2108/* Flags for the 'rxsubchans' field */
2109#define V4L2_TUNER_SUB_MONO 0x0001
2110#define V4L2_TUNER_SUB_STEREO 0x0002
2111#define V4L2_TUNER_SUB_LANG2 0x0004
2112#define V4L2_TUNER_SUB_SAP 0x0004
2113#define V4L2_TUNER_SUB_LANG1 0x0008
2114#define V4L2_TUNER_SUB_RDS 0x0010
2115
2116/* Values for the 'audmode' field */
2117#define V4L2_TUNER_MODE_MONO 0x0000
2118#define V4L2_TUNER_MODE_STEREO 0x0001
2119#define V4L2_TUNER_MODE_LANG2 0x0002
2120#define V4L2_TUNER_MODE_SAP 0x0002
2121#define V4L2_TUNER_MODE_LANG1 0x0003
2122#define V4L2_TUNER_MODE_LANG1_LANG2 0x0004
2123
2124struct v4l2_frequency {
2125 __u32 tuner;
2126 __u32 type; /* enum v4l2_tuner_type */
2127 __u32 frequency;
2128 __u32 reserved[8];
2129};
2130
2131#define V4L2_BAND_MODULATION_VSB (1 << 1)
2132#define V4L2_BAND_MODULATION_FM (1 << 2)
2133#define V4L2_BAND_MODULATION_AM (1 << 3)
2134
2135struct v4l2_frequency_band {
2136 __u32 tuner;
2137 __u32 type; /* enum v4l2_tuner_type */
2138 __u32 index;
2139 __u32 capability;
2140 __u32 rangelow;
2141 __u32 rangehigh;
2142 __u32 modulation;
2143 __u32 reserved[9];
2144};
2145
2146struct v4l2_hw_freq_seek {
2147 __u32 tuner;
2148 __u32 type; /* enum v4l2_tuner_type */
2149 __u32 seek_upward;
2150 __u32 wrap_around;
2151 __u32 spacing;
2152 __u32 rangelow;
2153 __u32 rangehigh;
2154 __u32 reserved[5];
2155};
2156
2157/*
2158 * R D S
2159 */
2160
2161struct v4l2_rds_data {
2162 __u8 lsb;
2163 __u8 msb;
2164 __u8 block;
2165} __attribute__ ((packed));
2166
2167#define V4L2_RDS_BLOCK_MSK 0x7
2168#define V4L2_RDS_BLOCK_A 0
2169#define V4L2_RDS_BLOCK_B 1
2170#define V4L2_RDS_BLOCK_C 2
2171#define V4L2_RDS_BLOCK_D 3
2172#define V4L2_RDS_BLOCK_C_ALT 4
2173#define V4L2_RDS_BLOCK_INVALID 7
2174
2175#define V4L2_RDS_BLOCK_CORRECTED 0x40
2176#define V4L2_RDS_BLOCK_ERROR 0x80
2177
2178/*
2179 * A U D I O
2180 */
2181struct v4l2_audio {
2182 __u32 index;
2183 __u8 name[32];
2184 __u32 capability;
2185 __u32 mode;
2186 __u32 reserved[2];
2187};
2188
2189/* Flags for the 'capability' field */
2190#define V4L2_AUDCAP_STEREO 0x00001
2191#define V4L2_AUDCAP_AVL 0x00002
2192
2193/* Flags for the 'mode' field */
2194#define V4L2_AUDMODE_AVL 0x00001
2195
2196struct v4l2_audioout {
2197 __u32 index;
2198 __u8 name[32];
2199 __u32 capability;
2200 __u32 mode;
2201 __u32 reserved[2];
2202};
2203
2204/*
2205 * M P E G S E R V I C E S
2206 */
2207#if 1
2208#define V4L2_ENC_IDX_FRAME_I (0)
2209#define V4L2_ENC_IDX_FRAME_P (1)
2210#define V4L2_ENC_IDX_FRAME_B (2)
2211#define V4L2_ENC_IDX_FRAME_MASK (0xf)
2212
2213struct v4l2_enc_idx_entry {
2214 __u64 offset;
2215 __u64 pts;
2216 __u32 length;
2217 __u32 flags;
2218 __u32 reserved[2];
2219};
2220
2221#define V4L2_ENC_IDX_ENTRIES (64)
2222struct v4l2_enc_idx {
2223 __u32 entries;
2224 __u32 entries_cap;
2225 __u32 reserved[4];
2226 struct v4l2_enc_idx_entry entry[V4L2_ENC_IDX_ENTRIES];
2227};
2228
2229
2230#define V4L2_ENC_CMD_START (0)
2231#define V4L2_ENC_CMD_STOP (1)
2232#define V4L2_ENC_CMD_PAUSE (2)
2233#define V4L2_ENC_CMD_RESUME (3)
2234
2235/* Flags for V4L2_ENC_CMD_STOP */
2236#define V4L2_ENC_CMD_STOP_AT_GOP_END (1 << 0)
2237
2238struct v4l2_encoder_cmd {
2239 __u32 cmd;
2240 __u32 flags;
2241 union {
2242 struct {
2243 __u32 data[8];
2244 } raw;
2245 };
2246};
2247
2248/* Decoder commands */
2249#define V4L2_DEC_CMD_START (0)
2250#define V4L2_DEC_CMD_STOP (1)
2251#define V4L2_DEC_CMD_PAUSE (2)
2252#define V4L2_DEC_CMD_RESUME (3)
2253#define V4L2_DEC_CMD_FLUSH (4)
2254
2255/* Flags for V4L2_DEC_CMD_START */
2256#define V4L2_DEC_CMD_START_MUTE_AUDIO (1 << 0)
2257
2258/* Flags for V4L2_DEC_CMD_PAUSE */
2259#define V4L2_DEC_CMD_PAUSE_TO_BLACK (1 << 0)
2260
2261/* Flags for V4L2_DEC_CMD_STOP */
2262#define V4L2_DEC_CMD_STOP_TO_BLACK (1 << 0)
2263#define V4L2_DEC_CMD_STOP_IMMEDIATELY (1 << 1)
2264
2265/* Play format requirements (returned by the driver): */
2266
2267/* The decoder has no special format requirements */
2268#define V4L2_DEC_START_FMT_NONE (0)
2269/* The decoder requires full GOPs */
2270#define V4L2_DEC_START_FMT_GOP (1)
2271
2272/* The structure must be zeroed before use by the application
2273 This ensures it can be extended safely in the future. */
2274struct v4l2_decoder_cmd {
2275 __u32 cmd;
2276 __u32 flags;
2277 union {
2278 struct {
2279 __u64 pts;
2280 } stop;
2281
2282 struct {
2283 /* 0 or 1000 specifies normal speed,
2284 1 specifies forward single stepping,
2285 -1 specifies backward single stepping,
2286 >1: playback at speed/1000 of the normal speed,
2287 <-1: reverse playback at (-speed/1000) of the normal speed. */
2288 __s32 speed;
2289 __u32 format;
2290 } start;
2291
2292 struct {
2293 __u32 data[16];
2294 } raw;
2295 };
2296};
2297#endif
2298
2299
2300/*
2301 * D A T A S E R V I C E S ( V B I )
2302 *
2303 * Data services API by Michael Schimek
2304 */
2305
2306/* Raw VBI */
2307struct v4l2_vbi_format {
2308 __u32 sampling_rate; /* in 1 Hz */
2309 __u32 offset;
2310 __u32 samples_per_line;
2311 __u32 sample_format; /* V4L2_PIX_FMT_* */
2312 __s32 start[2];
2313 __u32 count[2];
2314 __u32 flags; /* V4L2_VBI_* */
2315 __u32 reserved[2]; /* must be zero */
2316};
2317
2318/* VBI flags */
2319#define V4L2_VBI_UNSYNC (1 << 0)
2320#define V4L2_VBI_INTERLACED (1 << 1)
2321
2322/* ITU-R start lines for each field */
2323#define V4L2_VBI_ITU_525_F1_START (1)
2324#define V4L2_VBI_ITU_525_F2_START (264)
2325#define V4L2_VBI_ITU_625_F1_START (1)
2326#define V4L2_VBI_ITU_625_F2_START (314)
2327
2328/* Sliced VBI
2329 *
2330 * This implements is a proposal V4L2 API to allow SLICED VBI
2331 * required for some hardware encoders. It should change without
2332 * notice in the definitive implementation.
2333 */
2334
2335struct v4l2_sliced_vbi_format {
2336 __u16 service_set;
2337 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
2338 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
2339 (equals frame lines 313-336 for 625 line video
2340 standards, 263-286 for 525 line standards) */
2341 __u16 service_lines[2][24];
2342 __u32 io_size;
2343 __u32 reserved[2]; /* must be zero */
2344};
2345
2346/* Teletext World System Teletext
2347 (WST), defined on ITU-R BT.653-2 */
2348#define V4L2_SLICED_TELETEXT_B (0x0001)
2349/* Video Program System, defined on ETS 300 231*/
2350#define V4L2_SLICED_VPS (0x0400)
2351/* Closed Caption, defined on EIA-608 */
2352#define V4L2_SLICED_CAPTION_525 (0x1000)
2353/* Wide Screen System, defined on ITU-R BT1119.1 */
2354#define V4L2_SLICED_WSS_625 (0x4000)
2355
2356#define V4L2_SLICED_VBI_525 (V4L2_SLICED_CAPTION_525)
2357#define V4L2_SLICED_VBI_625 (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625)
2358
2359struct v4l2_sliced_vbi_cap {
2360 __u16 service_set;
2361 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
2362 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
2363 (equals frame lines 313-336 for 625 line video
2364 standards, 263-286 for 525 line standards) */
2365 __u16 service_lines[2][24];
2366 __u32 type; /* enum v4l2_buf_type */
2367 __u32 reserved[3]; /* must be 0 */
2368};
2369
2370struct v4l2_sliced_vbi_data {
2371 __u32 id;
2372 __u32 field; /* 0: first field, 1: second field */
2373 __u32 line; /* 1-23 */
2374 __u32 reserved; /* must be 0 */
2375 __u8 data[48];
2376};
2377
2378/*
2379 * Sliced VBI data inserted into MPEG Streams
2380 */
2381
2382/*
2383 * V4L2_MPEG_STREAM_VBI_FMT_IVTV:
2384 *
2385 * Structure of payload contained in an MPEG 2 Private Stream 1 PES Packet in an
2386 * MPEG-2 Program Pack that contains V4L2_MPEG_STREAM_VBI_FMT_IVTV Sliced VBI
2387 * data
2388 *
2389 * Note, the MPEG-2 Program Pack and Private Stream 1 PES packet header
2390 * definitions are not included here. See the MPEG-2 specifications for details
2391 * on these headers.
2392 */
2393
2394/* Line type IDs */
2395#define V4L2_MPEG_VBI_IVTV_TELETEXT_B (1)
2396#define V4L2_MPEG_VBI_IVTV_CAPTION_525 (4)
2397#define V4L2_MPEG_VBI_IVTV_WSS_625 (5)
2398#define V4L2_MPEG_VBI_IVTV_VPS (7)
2399
2400struct v4l2_mpeg_vbi_itv0_line {
2401 __u8 id; /* One of V4L2_MPEG_VBI_IVTV_* above */
2402 __u8 data[42]; /* Sliced VBI data for the line */
2403} __attribute__ ((packed));
2404
2405struct v4l2_mpeg_vbi_itv0 {
2406 __le32 linemask[2]; /* Bitmasks of VBI service lines present */
2407 struct v4l2_mpeg_vbi_itv0_line line[35];
2408} __attribute__ ((packed));
2409
2410struct v4l2_mpeg_vbi_ITV0 {
2411 struct v4l2_mpeg_vbi_itv0_line line[36];
2412} __attribute__ ((packed));
2413
2414#define V4L2_MPEG_VBI_IVTV_MAGIC0 "itv0"
2415#define V4L2_MPEG_VBI_IVTV_MAGIC1 "ITV0"
2416
2417struct v4l2_mpeg_vbi_fmt_ivtv {
2418 __u8 magic[4];
2419 union {
2420 struct v4l2_mpeg_vbi_itv0 itv0;
2421 struct v4l2_mpeg_vbi_ITV0 ITV0;
2422 };
2423} __attribute__ ((packed));
2424
2425/*
2426 * A G G R E G A T E S T R U C T U R E S
2427 */
2428
2429/**
2430 * struct v4l2_plane_pix_format - additional, per-plane format definition
2431 * @sizeimage: maximum size in bytes required for data, for which
2432 * this plane will be used
2433 * @bytesperline: distance in bytes between the leftmost pixels in two
2434 * adjacent lines
2435 * @reserved: drivers and applications must zero this array
2436 */
2437struct v4l2_plane_pix_format {
2438 __u32 sizeimage;
2439 __u32 bytesperline;
2440 __u16 reserved[6];
2441} __attribute__ ((packed));
2442
2443/**
2444 * struct v4l2_pix_format_mplane - multiplanar format definition
2445 * @width: image width in pixels
2446 * @height: image height in pixels
2447 * @pixelformat: little endian four character code (fourcc)
2448 * @field: enum v4l2_field; field order (for interlaced video)
2449 * @colorspace: enum v4l2_colorspace; supplemental to pixelformat
2450 * @plane_fmt: per-plane information
2451 * @num_planes: number of planes for this format
2452 * @flags: format flags (V4L2_PIX_FMT_FLAG_*)
2453 * @ycbcr_enc: enum v4l2_ycbcr_encoding, Y'CbCr encoding
2454 * @hsv_enc: enum v4l2_hsv_encoding, HSV encoding
2455 * @quantization: enum v4l2_quantization, colorspace quantization
2456 * @xfer_func: enum v4l2_xfer_func, colorspace transfer function
2457 * @reserved: drivers and applications must zero this array
2458 */
2459struct v4l2_pix_format_mplane {
2460 __u32 width;
2461 __u32 height;
2462 __u32 pixelformat;
2463 __u32 field;
2464 __u32 colorspace;
2465
2466 struct v4l2_plane_pix_format plane_fmt[VIDEO_MAX_PLANES];
2467 __u8 num_planes;
2468 __u8 flags;
2469 union {
2470 __u8 ycbcr_enc;
2471 __u8 hsv_enc;
2472 };
2473 __u8 quantization;
2474 __u8 xfer_func;
2475 __u8 reserved[7];
2476} __attribute__ ((packed));
2477
2478/**
2479 * struct v4l2_sdr_format - SDR format definition
2480 * @pixelformat: little endian four character code (fourcc)
2481 * @buffersize: maximum size in bytes required for data
2482 * @reserved: drivers and applications must zero this array
2483 */
2484struct v4l2_sdr_format {
2485 __u32 pixelformat;
2486 __u32 buffersize;
2487 __u8 reserved[24];
2488} __attribute__ ((packed));
2489
2490/**
2491 * struct v4l2_meta_format - metadata format definition
2492 * @dataformat: little endian four character code (fourcc)
2493 * @buffersize: maximum size in bytes required for data
2494 * @width: number of data units of data per line (valid for line
2495 * based formats only, see format documentation)
2496 * @height: number of lines of data per buffer (valid for line based
2497 * formats only)
2498 * @bytesperline: offset between the beginnings of two adjacent lines in
2499 * bytes (valid for line based formats only)
2500 */
2501struct v4l2_meta_format {
2502 __u32 dataformat;
2503 __u32 buffersize;
2504 __u32 width;
2505 __u32 height;
2506 __u32 bytesperline;
2507} __attribute__ ((packed));
2508
2509/**
2510 * struct v4l2_format - stream data format
2511 * @type: enum v4l2_buf_type; type of the data stream
2512 * @fmt.pix: definition of an image format
2513 * @fmt.pix_mp: definition of a multiplanar image format
2514 * @fmt.win: definition of an overlaid image
2515 * @fmt.vbi: raw VBI capture or output parameters
2516 * @fmt.sliced: sliced VBI capture or output parameters
2517 * @fmt.raw_data: placeholder for future extensions and custom formats
2518 * @fmt: union of @pix, @pix_mp, @win, @vbi, @sliced, @sdr,
2519 * @meta and @raw_data
2520 */
2521struct v4l2_format {
2522 __u32 type;
2523 union {
2524 struct v4l2_pix_format pix; /* V4L2_BUF_TYPE_VIDEO_CAPTURE */
2525 struct v4l2_pix_format_mplane pix_mp; /* V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE */
2526 struct v4l2_window win; /* V4L2_BUF_TYPE_VIDEO_OVERLAY */
2527 struct v4l2_vbi_format vbi; /* V4L2_BUF_TYPE_VBI_CAPTURE */
2528 struct v4l2_sliced_vbi_format sliced; /* V4L2_BUF_TYPE_SLICED_VBI_CAPTURE */
2529 struct v4l2_sdr_format sdr; /* V4L2_BUF_TYPE_SDR_CAPTURE */
2530 struct v4l2_meta_format meta; /* V4L2_BUF_TYPE_META_CAPTURE */
2531 __u8 raw_data[200]; /* user-defined */
2532 } fmt;
2533};
2534
2535/* Stream type-dependent parameters
2536 */
2537struct v4l2_streamparm {
2538 __u32 type; /* enum v4l2_buf_type */
2539 union {
2540 struct v4l2_captureparm capture;
2541 struct v4l2_outputparm output;
2542 __u8 raw_data[200]; /* user-defined */
2543 } parm;
2544};
2545
2546/*
2547 * E V E N T S
2548 */
2549
2550#define V4L2_EVENT_ALL 0
2551#define V4L2_EVENT_VSYNC 1
2552#define V4L2_EVENT_EOS 2
2553#define V4L2_EVENT_CTRL 3
2554#define V4L2_EVENT_FRAME_SYNC 4
2555#define V4L2_EVENT_SOURCE_CHANGE 5
2556#define V4L2_EVENT_MOTION_DET 6
2557#define V4L2_EVENT_PRIVATE_START 0x08000000
2558
2559/* Payload for V4L2_EVENT_VSYNC */
2560struct v4l2_event_vsync {
2561 /* Can be V4L2_FIELD_ANY, _NONE, _TOP or _BOTTOM */
2562 __u8 field;
2563} __attribute__ ((packed));
2564
2565/* Payload for V4L2_EVENT_CTRL */
2566#define V4L2_EVENT_CTRL_CH_VALUE (1 << 0)
2567#define V4L2_EVENT_CTRL_CH_FLAGS (1 << 1)
2568#define V4L2_EVENT_CTRL_CH_RANGE (1 << 2)
2569#define V4L2_EVENT_CTRL_CH_DIMENSIONS (1 << 3)
2570
2571struct v4l2_event_ctrl {
2572 __u32 changes;
2573 __u32 type;
2574 union {
2575 __s32 value;
2576 __s64 value64;
2577 };
2578 __u32 flags;
2579 __s32 minimum;
2580 __s32 maximum;
2581 __s32 step;
2582 __s32 default_value;
2583};
2584
2585struct v4l2_event_frame_sync {
2586 __u32 frame_sequence;
2587};
2588
2589#define V4L2_EVENT_SRC_CH_RESOLUTION (1 << 0)
2590
2591struct v4l2_event_src_change {
2592 __u32 changes;
2593};
2594
2595#define V4L2_EVENT_MD_FL_HAVE_FRAME_SEQ (1 << 0)
2596
2597/**
2598 * struct v4l2_event_motion_det - motion detection event
2599 * @flags: if V4L2_EVENT_MD_FL_HAVE_FRAME_SEQ is set, then the
2600 * frame_sequence field is valid.
2601 * @frame_sequence: the frame sequence number associated with this event.
2602 * @region_mask: which regions detected motion.
2603 */
2604struct v4l2_event_motion_det {
2605 __u32 flags;
2606 __u32 frame_sequence;
2607 __u32 region_mask;
2608};
2609
2610struct v4l2_event {
2611 __u32 type;
2612 union {
2613 struct v4l2_event_vsync vsync;
2614 struct v4l2_event_ctrl ctrl;
2615 struct v4l2_event_frame_sync frame_sync;
2616 struct v4l2_event_src_change src_change;
2617 struct v4l2_event_motion_det motion_det;
2618 __u8 data[64];
2619 } u;
2620 __u32 pending;
2621 __u32 sequence;
2622#ifdef __KERNEL__
2623 struct __kernel_timespec timestamp;
2624#else
2625 struct timespec timestamp;
2626#endif
2627 __u32 id;
2628 __u32 reserved[8];
2629};
2630
2631#define V4L2_EVENT_SUB_FL_SEND_INITIAL (1 << 0)
2632#define V4L2_EVENT_SUB_FL_ALLOW_FEEDBACK (1 << 1)
2633
2634struct v4l2_event_subscription {
2635 __u32 type;
2636 __u32 id;
2637 __u32 flags;
2638 __u32 reserved[5];
2639};
2640
2641/*
2642 * A D V A N C E D D E B U G G I N G
2643 *
2644 * NOTE: EXPERIMENTAL API, NEVER RELY ON THIS IN APPLICATIONS!
2645 * FOR DEBUGGING, TESTING AND INTERNAL USE ONLY!
2646 */
2647
2648/* VIDIOC_DBG_G_REGISTER and VIDIOC_DBG_S_REGISTER */
2649
2650#define V4L2_CHIP_MATCH_BRIDGE 0 /* Match against chip ID on the bridge (0 for the bridge) */
2651#define V4L2_CHIP_MATCH_SUBDEV 4 /* Match against subdev index */
2652
2653/* The following four defines are no longer in use */
2654#define V4L2_CHIP_MATCH_HOST V4L2_CHIP_MATCH_BRIDGE
2655#define V4L2_CHIP_MATCH_I2C_DRIVER 1 /* Match against I2C driver name */
2656#define V4L2_CHIP_MATCH_I2C_ADDR 2 /* Match against I2C 7-bit address */
2657#define V4L2_CHIP_MATCH_AC97 3 /* Match against ancillary AC97 chip */
2658
2659struct v4l2_dbg_match {
2660 __u32 type; /* Match type */
2661 union { /* Match this chip, meaning determined by type */
2662 __u32 addr;
2663 char name[32];
2664 };
2665} __attribute__ ((packed));
2666
2667struct v4l2_dbg_register {
2668 struct v4l2_dbg_match match;
2669 __u32 size; /* register size in bytes */
2670 __u64 reg;
2671 __u64 val;
2672} __attribute__ ((packed));
2673
2674#define V4L2_CHIP_FL_READABLE (1 << 0)
2675#define V4L2_CHIP_FL_WRITABLE (1 << 1)
2676
2677/* VIDIOC_DBG_G_CHIP_INFO */
2678struct v4l2_dbg_chip_info {
2679 struct v4l2_dbg_match match;
2680 char name[32];
2681 __u32 flags;
2682 __u32 reserved[32];
2683} __attribute__ ((packed));
2684
2685/**
2686 * struct v4l2_create_buffers - VIDIOC_CREATE_BUFS argument
2687 * @index: on return, index of the first created buffer
2688 * @count: entry: number of requested buffers,
2689 * return: number of created buffers
2690 * @memory: enum v4l2_memory; buffer memory type
2691 * @format: frame format, for which buffers are requested
2692 * @capabilities: capabilities of this buffer type.
2693 * @flags: additional buffer management attributes (ignored unless the
2694 * queue has V4L2_BUF_CAP_SUPPORTS_MMAP_CACHE_HINTS capability
2695 * and configured for MMAP streaming I/O).
2696 * @max_num_buffers: if V4L2_BUF_CAP_SUPPORTS_MAX_NUM_BUFFERS capability flag is set
2697 * this field indicate the maximum possible number of buffers
2698 * for this queue.
2699 * @reserved: future extensions
2700 */
2701struct v4l2_create_buffers {
2702 __u32 index;
2703 __u32 count;
2704 __u32 memory;
2705 struct v4l2_format format;
2706 __u32 capabilities;
2707 __u32 flags;
2708 __u32 max_num_buffers;
2709 __u32 reserved[5];
2710};
2711
2712/**
2713 * struct v4l2_remove_buffers - VIDIOC_REMOVE_BUFS argument
2714 * @index: the first buffer to be removed
2715 * @count: number of buffers to removed
2716 * @type: enum v4l2_buf_type
2717 * @reserved: future extensions
2718 */
2719struct v4l2_remove_buffers {
2720 __u32 index;
2721 __u32 count;
2722 __u32 type;
2723 __u32 reserved[13];
2724};
2725
2726/*
2727 * I O C T L C O D E S F O R V I D E O D E V I C E S
2728 *
2729 */
2730#define VIDIOC_QUERYCAP _IOR('V', 0, struct v4l2_capability)
2731#define VIDIOC_ENUM_FMT _IOWR('V', 2, struct v4l2_fmtdesc)
2732#define VIDIOC_G_FMT _IOWR('V', 4, struct v4l2_format)
2733#define VIDIOC_S_FMT _IOWR('V', 5, struct v4l2_format)
2734#define VIDIOC_REQBUFS _IOWR('V', 8, struct v4l2_requestbuffers)
2735#define VIDIOC_QUERYBUF _IOWR('V', 9, struct v4l2_buffer)
2736#define VIDIOC_G_FBUF _IOR('V', 10, struct v4l2_framebuffer)
2737#define VIDIOC_S_FBUF _IOW('V', 11, struct v4l2_framebuffer)
2738#define VIDIOC_OVERLAY _IOW('V', 14, int)
2739#define VIDIOC_QBUF _IOWR('V', 15, struct v4l2_buffer)
2740#define VIDIOC_EXPBUF _IOWR('V', 16, struct v4l2_exportbuffer)
2741#define VIDIOC_DQBUF _IOWR('V', 17, struct v4l2_buffer)
2742#define VIDIOC_STREAMON _IOW('V', 18, int)
2743#define VIDIOC_STREAMOFF _IOW('V', 19, int)
2744#define VIDIOC_G_PARM _IOWR('V', 21, struct v4l2_streamparm)
2745#define VIDIOC_S_PARM _IOWR('V', 22, struct v4l2_streamparm)
2746#define VIDIOC_G_STD _IOR('V', 23, v4l2_std_id)
2747#define VIDIOC_S_STD _IOW('V', 24, v4l2_std_id)
2748#define VIDIOC_ENUMSTD _IOWR('V', 25, struct v4l2_standard)
2749#define VIDIOC_ENUMINPUT _IOWR('V', 26, struct v4l2_input)
2750#define VIDIOC_G_CTRL _IOWR('V', 27, struct v4l2_control)
2751#define VIDIOC_S_CTRL _IOWR('V', 28, struct v4l2_control)
2752#define VIDIOC_G_TUNER _IOWR('V', 29, struct v4l2_tuner)
2753#define VIDIOC_S_TUNER _IOW('V', 30, struct v4l2_tuner)
2754#define VIDIOC_G_AUDIO _IOR('V', 33, struct v4l2_audio)
2755#define VIDIOC_S_AUDIO _IOW('V', 34, struct v4l2_audio)
2756#define VIDIOC_QUERYCTRL _IOWR('V', 36, struct v4l2_queryctrl)
2757#define VIDIOC_QUERYMENU _IOWR('V', 37, struct v4l2_querymenu)
2758#define VIDIOC_G_INPUT _IOR('V', 38, int)
2759#define VIDIOC_S_INPUT _IOWR('V', 39, int)
2760#define VIDIOC_G_EDID _IOWR('V', 40, struct v4l2_edid)
2761#define VIDIOC_S_EDID _IOWR('V', 41, struct v4l2_edid)
2762#define VIDIOC_G_OUTPUT _IOR('V', 46, int)
2763#define VIDIOC_S_OUTPUT _IOWR('V', 47, int)
2764#define VIDIOC_ENUMOUTPUT _IOWR('V', 48, struct v4l2_output)
2765#define VIDIOC_G_AUDOUT _IOR('V', 49, struct v4l2_audioout)
2766#define VIDIOC_S_AUDOUT _IOW('V', 50, struct v4l2_audioout)
2767#define VIDIOC_G_MODULATOR _IOWR('V', 54, struct v4l2_modulator)
2768#define VIDIOC_S_MODULATOR _IOW('V', 55, struct v4l2_modulator)
2769#define VIDIOC_G_FREQUENCY _IOWR('V', 56, struct v4l2_frequency)
2770#define VIDIOC_S_FREQUENCY _IOW('V', 57, struct v4l2_frequency)
2771#define VIDIOC_CROPCAP _IOWR('V', 58, struct v4l2_cropcap)
2772#define VIDIOC_G_CROP _IOWR('V', 59, struct v4l2_crop)
2773#define VIDIOC_S_CROP _IOW('V', 60, struct v4l2_crop)
2774#define VIDIOC_G_JPEGCOMP _IOR('V', 61, struct v4l2_jpegcompression)
2775#define VIDIOC_S_JPEGCOMP _IOW('V', 62, struct v4l2_jpegcompression)
2776#define VIDIOC_QUERYSTD _IOR('V', 63, v4l2_std_id)
2777#define VIDIOC_TRY_FMT _IOWR('V', 64, struct v4l2_format)
2778#define VIDIOC_ENUMAUDIO _IOWR('V', 65, struct v4l2_audio)
2779#define VIDIOC_ENUMAUDOUT _IOWR('V', 66, struct v4l2_audioout)
2780#define VIDIOC_G_PRIORITY _IOR('V', 67, __u32) /* enum v4l2_priority */
2781#define VIDIOC_S_PRIORITY _IOW('V', 68, __u32) /* enum v4l2_priority */
2782#define VIDIOC_G_SLICED_VBI_CAP _IOWR('V', 69, struct v4l2_sliced_vbi_cap)
2783#define VIDIOC_LOG_STATUS _IO('V', 70)
2784#define VIDIOC_G_EXT_CTRLS _IOWR('V', 71, struct v4l2_ext_controls)
2785#define VIDIOC_S_EXT_CTRLS _IOWR('V', 72, struct v4l2_ext_controls)
2786#define VIDIOC_TRY_EXT_CTRLS _IOWR('V', 73, struct v4l2_ext_controls)
2787#define VIDIOC_ENUM_FRAMESIZES _IOWR('V', 74, struct v4l2_frmsizeenum)
2788#define VIDIOC_ENUM_FRAMEINTERVALS _IOWR('V', 75, struct v4l2_frmivalenum)
2789#define VIDIOC_G_ENC_INDEX _IOR('V', 76, struct v4l2_enc_idx)
2790#define VIDIOC_ENCODER_CMD _IOWR('V', 77, struct v4l2_encoder_cmd)
2791#define VIDIOC_TRY_ENCODER_CMD _IOWR('V', 78, struct v4l2_encoder_cmd)
2792
2793/*
2794 * Experimental, meant for debugging, testing and internal use.
2795 * Only implemented if CONFIG_VIDEO_ADV_DEBUG is defined.
2796 * You must be root to use these ioctls. Never use these in applications!
2797 */
2798#define VIDIOC_DBG_S_REGISTER _IOW('V', 79, struct v4l2_dbg_register)
2799#define VIDIOC_DBG_G_REGISTER _IOWR('V', 80, struct v4l2_dbg_register)
2800
2801#define VIDIOC_S_HW_FREQ_SEEK _IOW('V', 82, struct v4l2_hw_freq_seek)
2802#define VIDIOC_S_DV_TIMINGS _IOWR('V', 87, struct v4l2_dv_timings)
2803#define VIDIOC_G_DV_TIMINGS _IOWR('V', 88, struct v4l2_dv_timings)
2804#define VIDIOC_DQEVENT _IOR('V', 89, struct v4l2_event)
2805#define VIDIOC_SUBSCRIBE_EVENT _IOW('V', 90, struct v4l2_event_subscription)
2806#define VIDIOC_UNSUBSCRIBE_EVENT _IOW('V', 91, struct v4l2_event_subscription)
2807#define VIDIOC_CREATE_BUFS _IOWR('V', 92, struct v4l2_create_buffers)
2808#define VIDIOC_PREPARE_BUF _IOWR('V', 93, struct v4l2_buffer)
2809#define VIDIOC_G_SELECTION _IOWR('V', 94, struct v4l2_selection)
2810#define VIDIOC_S_SELECTION _IOWR('V', 95, struct v4l2_selection)
2811#define VIDIOC_DECODER_CMD _IOWR('V', 96, struct v4l2_decoder_cmd)
2812#define VIDIOC_TRY_DECODER_CMD _IOWR('V', 97, struct v4l2_decoder_cmd)
2813#define VIDIOC_ENUM_DV_TIMINGS _IOWR('V', 98, struct v4l2_enum_dv_timings)
2814#define VIDIOC_QUERY_DV_TIMINGS _IOR('V', 99, struct v4l2_dv_timings)
2815#define VIDIOC_DV_TIMINGS_CAP _IOWR('V', 100, struct v4l2_dv_timings_cap)
2816#define VIDIOC_ENUM_FREQ_BANDS _IOWR('V', 101, struct v4l2_frequency_band)
2817
2818/*
2819 * Experimental, meant for debugging, testing and internal use.
2820 * Never use this in applications!
2821 */
2822#define VIDIOC_DBG_G_CHIP_INFO _IOWR('V', 102, struct v4l2_dbg_chip_info)
2823
2824#define VIDIOC_QUERY_EXT_CTRL _IOWR('V', 103, struct v4l2_query_ext_ctrl)
2825#define VIDIOC_REMOVE_BUFS _IOWR('V', 104, struct v4l2_remove_buffers)
2826
2827
2828/* Reminder: when adding new ioctls please add support for them to
2829 drivers/media/v4l2-core/v4l2-compat-ioctl32.c as well! */
2830
2831#define BASE_VIDIOC_PRIVATE 192 /* 192-255 are private */
2832
2833/* Deprecated definitions kept for backwards compatibility */
2834#ifndef __KERNEL__
2835#define V4L2_PIX_FMT_HM12 V4L2_PIX_FMT_NV12_16L16
2836#define V4L2_PIX_FMT_SUNXI_TILED_NV12 V4L2_PIX_FMT_NV12_32L32
2837/*
2838 * This capability was never implemented, anyone using this cap should drop it
2839 * from their code.
2840 */
2841#define V4L2_CAP_ASYNCIO 0x02000000
2842#endif
2843
2844#endif /* _UAPI__LINUX_VIDEODEV2_H */