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@xs4all.nl>
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) | (1 << 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 /* Deprecated, do not use */
157 V4L2_BUF_TYPE_PRIVATE = 0x80,
158};
159
160#define V4L2_TYPE_IS_MULTIPLANAR(type) \
161 ((type) == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE \
162 || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
163
164#define V4L2_TYPE_IS_OUTPUT(type) \
165 ((type) == V4L2_BUF_TYPE_VIDEO_OUTPUT \
166 || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE \
167 || (type) == V4L2_BUF_TYPE_VIDEO_OVERLAY \
168 || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY \
169 || (type) == V4L2_BUF_TYPE_VBI_OUTPUT \
170 || (type) == V4L2_BUF_TYPE_SLICED_VBI_OUTPUT \
171 || (type) == V4L2_BUF_TYPE_SDR_OUTPUT \
172 || (type) == V4L2_BUF_TYPE_META_OUTPUT)
173
174enum v4l2_tuner_type {
175 V4L2_TUNER_RADIO = 1,
176 V4L2_TUNER_ANALOG_TV = 2,
177 V4L2_TUNER_DIGITAL_TV = 3,
178 V4L2_TUNER_SDR = 4,
179 V4L2_TUNER_RF = 5,
180};
181
182/* Deprecated, do not use */
183#define V4L2_TUNER_ADC V4L2_TUNER_SDR
184
185enum v4l2_memory {
186 V4L2_MEMORY_MMAP = 1,
187 V4L2_MEMORY_USERPTR = 2,
188 V4L2_MEMORY_OVERLAY = 3,
189 V4L2_MEMORY_DMABUF = 4,
190};
191
192/* see also http://vektor.theorem.ca/graphics/ycbcr/ */
193enum v4l2_colorspace {
194 /*
195 * Default colorspace, i.e. let the driver figure it out.
196 * Can only be used with video capture.
197 */
198 V4L2_COLORSPACE_DEFAULT = 0,
199
200 /* SMPTE 170M: used for broadcast NTSC/PAL SDTV */
201 V4L2_COLORSPACE_SMPTE170M = 1,
202
203 /* Obsolete pre-1998 SMPTE 240M HDTV standard, superseded by Rec 709 */
204 V4L2_COLORSPACE_SMPTE240M = 2,
205
206 /* Rec.709: used for HDTV */
207 V4L2_COLORSPACE_REC709 = 3,
208
209 /*
210 * Deprecated, do not use. No driver will ever return this. This was
211 * based on a misunderstanding of the bt878 datasheet.
212 */
213 V4L2_COLORSPACE_BT878 = 4,
214
215 /*
216 * NTSC 1953 colorspace. This only makes sense when dealing with
217 * really, really old NTSC recordings. Superseded by SMPTE 170M.
218 */
219 V4L2_COLORSPACE_470_SYSTEM_M = 5,
220
221 /*
222 * EBU Tech 3213 PAL/SECAM colorspace. This only makes sense when
223 * dealing with really old PAL/SECAM recordings. Superseded by
224 * SMPTE 170M.
225 */
226 V4L2_COLORSPACE_470_SYSTEM_BG = 6,
227
228 /*
229 * Effectively shorthand for V4L2_COLORSPACE_SRGB, V4L2_YCBCR_ENC_601
230 * and V4L2_QUANTIZATION_FULL_RANGE. To be used for (Motion-)JPEG.
231 */
232 V4L2_COLORSPACE_JPEG = 7,
233
234 /* For RGB colorspaces such as produces by most webcams. */
235 V4L2_COLORSPACE_SRGB = 8,
236
237 /* opRGB colorspace */
238 V4L2_COLORSPACE_OPRGB = 9,
239
240 /* BT.2020 colorspace, used for UHDTV. */
241 V4L2_COLORSPACE_BT2020 = 10,
242
243 /* Raw colorspace: for RAW unprocessed images */
244 V4L2_COLORSPACE_RAW = 11,
245
246 /* DCI-P3 colorspace, used by cinema projectors */
247 V4L2_COLORSPACE_DCI_P3 = 12,
248};
249
250/*
251 * Determine how COLORSPACE_DEFAULT should map to a proper colorspace.
252 * This depends on whether this is a SDTV image (use SMPTE 170M), an
253 * HDTV image (use Rec. 709), or something else (use sRGB).
254 */
255#define V4L2_MAP_COLORSPACE_DEFAULT(is_sdtv, is_hdtv) \
256 ((is_sdtv) ? V4L2_COLORSPACE_SMPTE170M : \
257 ((is_hdtv) ? V4L2_COLORSPACE_REC709 : V4L2_COLORSPACE_SRGB))
258
259enum v4l2_xfer_func {
260 /*
261 * Mapping of V4L2_XFER_FUNC_DEFAULT to actual transfer functions
262 * for the various colorspaces:
263 *
264 * V4L2_COLORSPACE_SMPTE170M, V4L2_COLORSPACE_470_SYSTEM_M,
265 * V4L2_COLORSPACE_470_SYSTEM_BG, V4L2_COLORSPACE_REC709 and
266 * V4L2_COLORSPACE_BT2020: V4L2_XFER_FUNC_709
267 *
268 * V4L2_COLORSPACE_SRGB, V4L2_COLORSPACE_JPEG: V4L2_XFER_FUNC_SRGB
269 *
270 * V4L2_COLORSPACE_OPRGB: V4L2_XFER_FUNC_OPRGB
271 *
272 * V4L2_COLORSPACE_SMPTE240M: V4L2_XFER_FUNC_SMPTE240M
273 *
274 * V4L2_COLORSPACE_RAW: V4L2_XFER_FUNC_NONE
275 *
276 * V4L2_COLORSPACE_DCI_P3: V4L2_XFER_FUNC_DCI_P3
277 */
278 V4L2_XFER_FUNC_DEFAULT = 0,
279 V4L2_XFER_FUNC_709 = 1,
280 V4L2_XFER_FUNC_SRGB = 2,
281 V4L2_XFER_FUNC_OPRGB = 3,
282 V4L2_XFER_FUNC_SMPTE240M = 4,
283 V4L2_XFER_FUNC_NONE = 5,
284 V4L2_XFER_FUNC_DCI_P3 = 6,
285 V4L2_XFER_FUNC_SMPTE2084 = 7,
286};
287
288/*
289 * Determine how XFER_FUNC_DEFAULT should map to a proper transfer function.
290 * This depends on the colorspace.
291 */
292#define V4L2_MAP_XFER_FUNC_DEFAULT(colsp) \
293 ((colsp) == V4L2_COLORSPACE_OPRGB ? V4L2_XFER_FUNC_OPRGB : \
294 ((colsp) == V4L2_COLORSPACE_SMPTE240M ? V4L2_XFER_FUNC_SMPTE240M : \
295 ((colsp) == V4L2_COLORSPACE_DCI_P3 ? V4L2_XFER_FUNC_DCI_P3 : \
296 ((colsp) == V4L2_COLORSPACE_RAW ? V4L2_XFER_FUNC_NONE : \
297 ((colsp) == V4L2_COLORSPACE_SRGB || (colsp) == V4L2_COLORSPACE_JPEG ? \
298 V4L2_XFER_FUNC_SRGB : V4L2_XFER_FUNC_709)))))
299
300enum v4l2_ycbcr_encoding {
301 /*
302 * Mapping of V4L2_YCBCR_ENC_DEFAULT to actual encodings for the
303 * various colorspaces:
304 *
305 * V4L2_COLORSPACE_SMPTE170M, V4L2_COLORSPACE_470_SYSTEM_M,
306 * V4L2_COLORSPACE_470_SYSTEM_BG, V4L2_COLORSPACE_SRGB,
307 * V4L2_COLORSPACE_OPRGB and V4L2_COLORSPACE_JPEG: V4L2_YCBCR_ENC_601
308 *
309 * V4L2_COLORSPACE_REC709 and V4L2_COLORSPACE_DCI_P3: V4L2_YCBCR_ENC_709
310 *
311 * V4L2_COLORSPACE_BT2020: V4L2_YCBCR_ENC_BT2020
312 *
313 * V4L2_COLORSPACE_SMPTE240M: V4L2_YCBCR_ENC_SMPTE240M
314 */
315 V4L2_YCBCR_ENC_DEFAULT = 0,
316
317 /* ITU-R 601 -- SDTV */
318 V4L2_YCBCR_ENC_601 = 1,
319
320 /* Rec. 709 -- HDTV */
321 V4L2_YCBCR_ENC_709 = 2,
322
323 /* ITU-R 601/EN 61966-2-4 Extended Gamut -- SDTV */
324 V4L2_YCBCR_ENC_XV601 = 3,
325
326 /* Rec. 709/EN 61966-2-4 Extended Gamut -- HDTV */
327 V4L2_YCBCR_ENC_XV709 = 4,
328
329#ifndef __KERNEL__
330 /*
331 * sYCC (Y'CbCr encoding of sRGB), identical to ENC_601. It was added
332 * originally due to a misunderstanding of the sYCC standard. It should
333 * not be used, instead use V4L2_YCBCR_ENC_601.
334 */
335 V4L2_YCBCR_ENC_SYCC = 5,
336#endif
337
338 /* BT.2020 Non-constant Luminance Y'CbCr */
339 V4L2_YCBCR_ENC_BT2020 = 6,
340
341 /* BT.2020 Constant Luminance Y'CbcCrc */
342 V4L2_YCBCR_ENC_BT2020_CONST_LUM = 7,
343
344 /* SMPTE 240M -- Obsolete HDTV */
345 V4L2_YCBCR_ENC_SMPTE240M = 8,
346};
347
348/*
349 * enum v4l2_hsv_encoding values should not collide with the ones from
350 * enum v4l2_ycbcr_encoding.
351 */
352enum v4l2_hsv_encoding {
353
354 /* Hue mapped to 0 - 179 */
355 V4L2_HSV_ENC_180 = 128,
356
357 /* Hue mapped to 0-255 */
358 V4L2_HSV_ENC_256 = 129,
359};
360
361/*
362 * Determine how YCBCR_ENC_DEFAULT should map to a proper Y'CbCr encoding.
363 * This depends on the colorspace.
364 */
365#define V4L2_MAP_YCBCR_ENC_DEFAULT(colsp) \
366 (((colsp) == V4L2_COLORSPACE_REC709 || \
367 (colsp) == V4L2_COLORSPACE_DCI_P3) ? V4L2_YCBCR_ENC_709 : \
368 ((colsp) == V4L2_COLORSPACE_BT2020 ? V4L2_YCBCR_ENC_BT2020 : \
369 ((colsp) == V4L2_COLORSPACE_SMPTE240M ? V4L2_YCBCR_ENC_SMPTE240M : \
370 V4L2_YCBCR_ENC_601)))
371
372enum v4l2_quantization {
373 /*
374 * The default for R'G'B' quantization is always full range, except
375 * for the BT2020 colorspace. For Y'CbCr the quantization is always
376 * limited range, except for COLORSPACE_JPEG: this is full range.
377 */
378 V4L2_QUANTIZATION_DEFAULT = 0,
379 V4L2_QUANTIZATION_FULL_RANGE = 1,
380 V4L2_QUANTIZATION_LIM_RANGE = 2,
381};
382
383/*
384 * Determine how QUANTIZATION_DEFAULT should map to a proper quantization.
385 * This depends on whether the image is RGB or not, the colorspace and the
386 * Y'CbCr encoding.
387 */
388#define V4L2_MAP_QUANTIZATION_DEFAULT(is_rgb_or_hsv, colsp, ycbcr_enc) \
389 (((is_rgb_or_hsv) && (colsp) == V4L2_COLORSPACE_BT2020) ? \
390 V4L2_QUANTIZATION_LIM_RANGE : \
391 (((is_rgb_or_hsv) || (colsp) == V4L2_COLORSPACE_JPEG) ? \
392 V4L2_QUANTIZATION_FULL_RANGE : V4L2_QUANTIZATION_LIM_RANGE))
393
394/*
395 * Deprecated names for opRGB colorspace (IEC 61966-2-5)
396 *
397 * WARNING: Please don't use these deprecated defines in your code, as
398 * there is a chance we have to remove them in the future.
399 */
400#ifndef __KERNEL__
401#define V4L2_COLORSPACE_ADOBERGB V4L2_COLORSPACE_OPRGB
402#define V4L2_XFER_FUNC_ADOBERGB V4L2_XFER_FUNC_OPRGB
403#endif
404
405enum v4l2_priority {
406 V4L2_PRIORITY_UNSET = 0, /* not initialized */
407 V4L2_PRIORITY_BACKGROUND = 1,
408 V4L2_PRIORITY_INTERACTIVE = 2,
409 V4L2_PRIORITY_RECORD = 3,
410 V4L2_PRIORITY_DEFAULT = V4L2_PRIORITY_INTERACTIVE,
411};
412
413struct v4l2_rect {
414 __s32 left;
415 __s32 top;
416 __u32 width;
417 __u32 height;
418};
419
420struct v4l2_fract {
421 __u32 numerator;
422 __u32 denominator;
423};
424
425/**
426 * struct v4l2_capability - Describes V4L2 device caps returned by VIDIOC_QUERYCAP
427 *
428 * @driver: name of the driver module (e.g. "bttv")
429 * @card: name of the card (e.g. "Hauppauge WinTV")
430 * @bus_info: name of the bus (e.g. "PCI:" + pci_name(pci_dev) )
431 * @version: KERNEL_VERSION
432 * @capabilities: capabilities of the physical device as a whole
433 * @device_caps: capabilities accessed via this particular device (node)
434 * @reserved: reserved fields for future extensions
435 */
436struct v4l2_capability {
437 __u8 driver[16];
438 __u8 card[32];
439 __u8 bus_info[32];
440 __u32 version;
441 __u32 capabilities;
442 __u32 device_caps;
443 __u32 reserved[3];
444};
445
446/* Values for 'capabilities' field */
447#define V4L2_CAP_VIDEO_CAPTURE 0x00000001 /* Is a video capture device */
448#define V4L2_CAP_VIDEO_OUTPUT 0x00000002 /* Is a video output device */
449#define V4L2_CAP_VIDEO_OVERLAY 0x00000004 /* Can do video overlay */
450#define V4L2_CAP_VBI_CAPTURE 0x00000010 /* Is a raw VBI capture device */
451#define V4L2_CAP_VBI_OUTPUT 0x00000020 /* Is a raw VBI output device */
452#define V4L2_CAP_SLICED_VBI_CAPTURE 0x00000040 /* Is a sliced VBI capture device */
453#define V4L2_CAP_SLICED_VBI_OUTPUT 0x00000080 /* Is a sliced VBI output device */
454#define V4L2_CAP_RDS_CAPTURE 0x00000100 /* RDS data capture */
455#define V4L2_CAP_VIDEO_OUTPUT_OVERLAY 0x00000200 /* Can do video output overlay */
456#define V4L2_CAP_HW_FREQ_SEEK 0x00000400 /* Can do hardware frequency seek */
457#define V4L2_CAP_RDS_OUTPUT 0x00000800 /* Is an RDS encoder */
458
459/* Is a video capture device that supports multiplanar formats */
460#define V4L2_CAP_VIDEO_CAPTURE_MPLANE 0x00001000
461/* Is a video output device that supports multiplanar formats */
462#define V4L2_CAP_VIDEO_OUTPUT_MPLANE 0x00002000
463/* Is a video mem-to-mem device that supports multiplanar formats */
464#define V4L2_CAP_VIDEO_M2M_MPLANE 0x00004000
465/* Is a video mem-to-mem device */
466#define V4L2_CAP_VIDEO_M2M 0x00008000
467
468#define V4L2_CAP_TUNER 0x00010000 /* has a tuner */
469#define V4L2_CAP_AUDIO 0x00020000 /* has audio support */
470#define V4L2_CAP_RADIO 0x00040000 /* is a radio device */
471#define V4L2_CAP_MODULATOR 0x00080000 /* has a modulator */
472
473#define V4L2_CAP_SDR_CAPTURE 0x00100000 /* Is a SDR capture device */
474#define V4L2_CAP_EXT_PIX_FORMAT 0x00200000 /* Supports the extended pixel format */
475#define V4L2_CAP_SDR_OUTPUT 0x00400000 /* Is a SDR output device */
476#define V4L2_CAP_META_CAPTURE 0x00800000 /* Is a metadata capture device */
477
478#define V4L2_CAP_READWRITE 0x01000000 /* read/write systemcalls */
479#define V4L2_CAP_ASYNCIO 0x02000000 /* async I/O */
480#define V4L2_CAP_STREAMING 0x04000000 /* streaming I/O ioctls */
481#define V4L2_CAP_META_OUTPUT 0x08000000 /* Is a metadata output device */
482
483#define V4L2_CAP_TOUCH 0x10000000 /* Is a touch device */
484
485#define V4L2_CAP_DEVICE_CAPS 0x80000000 /* sets device capabilities field */
486
487/*
488 * V I D E O I M A G E F O R M A T
489 */
490struct v4l2_pix_format {
491 __u32 width;
492 __u32 height;
493 __u32 pixelformat;
494 __u32 field; /* enum v4l2_field */
495 __u32 bytesperline; /* for padding, zero if unused */
496 __u32 sizeimage;
497 __u32 colorspace; /* enum v4l2_colorspace */
498 __u32 priv; /* private data, depends on pixelformat */
499 __u32 flags; /* format flags (V4L2_PIX_FMT_FLAG_*) */
500 union {
501 /* enum v4l2_ycbcr_encoding */
502 __u32 ycbcr_enc;
503 /* enum v4l2_hsv_encoding */
504 __u32 hsv_enc;
505 };
506 __u32 quantization; /* enum v4l2_quantization */
507 __u32 xfer_func; /* enum v4l2_xfer_func */
508};
509
510/* Pixel format FOURCC depth Description */
511
512/* RGB formats */
513#define V4L2_PIX_FMT_RGB332 v4l2_fourcc('R', 'G', 'B', '1') /* 8 RGB-3-3-2 */
514#define V4L2_PIX_FMT_RGB444 v4l2_fourcc('R', '4', '4', '4') /* 16 xxxxrrrr ggggbbbb */
515#define V4L2_PIX_FMT_ARGB444 v4l2_fourcc('A', 'R', '1', '2') /* 16 aaaarrrr ggggbbbb */
516#define V4L2_PIX_FMT_XRGB444 v4l2_fourcc('X', 'R', '1', '2') /* 16 xxxxrrrr ggggbbbb */
517#define V4L2_PIX_FMT_RGB555 v4l2_fourcc('R', 'G', 'B', 'O') /* 16 RGB-5-5-5 */
518#define V4L2_PIX_FMT_ARGB555 v4l2_fourcc('A', 'R', '1', '5') /* 16 ARGB-1-5-5-5 */
519#define V4L2_PIX_FMT_XRGB555 v4l2_fourcc('X', 'R', '1', '5') /* 16 XRGB-1-5-5-5 */
520#define V4L2_PIX_FMT_RGB565 v4l2_fourcc('R', 'G', 'B', 'P') /* 16 RGB-5-6-5 */
521#define V4L2_PIX_FMT_RGB555X v4l2_fourcc('R', 'G', 'B', 'Q') /* 16 RGB-5-5-5 BE */
522#define V4L2_PIX_FMT_ARGB555X v4l2_fourcc_be('A', 'R', '1', '5') /* 16 ARGB-5-5-5 BE */
523#define V4L2_PIX_FMT_XRGB555X v4l2_fourcc_be('X', 'R', '1', '5') /* 16 XRGB-5-5-5 BE */
524#define V4L2_PIX_FMT_RGB565X v4l2_fourcc('R', 'G', 'B', 'R') /* 16 RGB-5-6-5 BE */
525#define V4L2_PIX_FMT_BGR666 v4l2_fourcc('B', 'G', 'R', 'H') /* 18 BGR-6-6-6 */
526#define V4L2_PIX_FMT_BGR24 v4l2_fourcc('B', 'G', 'R', '3') /* 24 BGR-8-8-8 */
527#define V4L2_PIX_FMT_RGB24 v4l2_fourcc('R', 'G', 'B', '3') /* 24 RGB-8-8-8 */
528#define V4L2_PIX_FMT_BGR32 v4l2_fourcc('B', 'G', 'R', '4') /* 32 BGR-8-8-8-8 */
529#define V4L2_PIX_FMT_ABGR32 v4l2_fourcc('A', 'R', '2', '4') /* 32 BGRA-8-8-8-8 */
530#define V4L2_PIX_FMT_XBGR32 v4l2_fourcc('X', 'R', '2', '4') /* 32 BGRX-8-8-8-8 */
531#define V4L2_PIX_FMT_RGB32 v4l2_fourcc('R', 'G', 'B', '4') /* 32 RGB-8-8-8-8 */
532#define V4L2_PIX_FMT_ARGB32 v4l2_fourcc('B', 'A', '2', '4') /* 32 ARGB-8-8-8-8 */
533#define V4L2_PIX_FMT_XRGB32 v4l2_fourcc('B', 'X', '2', '4') /* 32 XRGB-8-8-8-8 */
534
535/* Grey formats */
536#define V4L2_PIX_FMT_GREY v4l2_fourcc('G', 'R', 'E', 'Y') /* 8 Greyscale */
537#define V4L2_PIX_FMT_Y4 v4l2_fourcc('Y', '0', '4', ' ') /* 4 Greyscale */
538#define V4L2_PIX_FMT_Y6 v4l2_fourcc('Y', '0', '6', ' ') /* 6 Greyscale */
539#define V4L2_PIX_FMT_Y10 v4l2_fourcc('Y', '1', '0', ' ') /* 10 Greyscale */
540#define V4L2_PIX_FMT_Y12 v4l2_fourcc('Y', '1', '2', ' ') /* 12 Greyscale */
541#define V4L2_PIX_FMT_Y16 v4l2_fourcc('Y', '1', '6', ' ') /* 16 Greyscale */
542#define V4L2_PIX_FMT_Y16_BE v4l2_fourcc_be('Y', '1', '6', ' ') /* 16 Greyscale BE */
543
544/* Grey bit-packed formats */
545#define V4L2_PIX_FMT_Y10BPACK v4l2_fourcc('Y', '1', '0', 'B') /* 10 Greyscale bit-packed */
546#define V4L2_PIX_FMT_Y10P v4l2_fourcc('Y', '1', '0', 'P') /* 10 Greyscale, MIPI RAW10 packed */
547
548/* Palette formats */
549#define V4L2_PIX_FMT_PAL8 v4l2_fourcc('P', 'A', 'L', '8') /* 8 8-bit palette */
550
551/* Chrominance formats */
552#define V4L2_PIX_FMT_UV8 v4l2_fourcc('U', 'V', '8', ' ') /* 8 UV 4:4 */
553
554/* Luminance+Chrominance formats */
555#define V4L2_PIX_FMT_YUYV v4l2_fourcc('Y', 'U', 'Y', 'V') /* 16 YUV 4:2:2 */
556#define V4L2_PIX_FMT_YYUV v4l2_fourcc('Y', 'Y', 'U', 'V') /* 16 YUV 4:2:2 */
557#define V4L2_PIX_FMT_YVYU v4l2_fourcc('Y', 'V', 'Y', 'U') /* 16 YVU 4:2:2 */
558#define V4L2_PIX_FMT_UYVY v4l2_fourcc('U', 'Y', 'V', 'Y') /* 16 YUV 4:2:2 */
559#define V4L2_PIX_FMT_VYUY v4l2_fourcc('V', 'Y', 'U', 'Y') /* 16 YUV 4:2:2 */
560#define V4L2_PIX_FMT_Y41P v4l2_fourcc('Y', '4', '1', 'P') /* 12 YUV 4:1:1 */
561#define V4L2_PIX_FMT_YUV444 v4l2_fourcc('Y', '4', '4', '4') /* 16 xxxxyyyy uuuuvvvv */
562#define V4L2_PIX_FMT_YUV555 v4l2_fourcc('Y', 'U', 'V', 'O') /* 16 YUV-5-5-5 */
563#define V4L2_PIX_FMT_YUV565 v4l2_fourcc('Y', 'U', 'V', 'P') /* 16 YUV-5-6-5 */
564#define V4L2_PIX_FMT_YUV32 v4l2_fourcc('Y', 'U', 'V', '4') /* 32 YUV-8-8-8-8 */
565#define V4L2_PIX_FMT_AYUV32 v4l2_fourcc('A', 'Y', 'U', 'V') /* 32 AYUV-8-8-8-8 */
566#define V4L2_PIX_FMT_XYUV32 v4l2_fourcc('X', 'Y', 'U', 'V') /* 32 XYUV-8-8-8-8 */
567#define V4L2_PIX_FMT_VUYA32 v4l2_fourcc('V', 'U', 'Y', 'A') /* 32 VUYA-8-8-8-8 */
568#define V4L2_PIX_FMT_VUYX32 v4l2_fourcc('V', 'U', 'Y', 'X') /* 32 VUYX-8-8-8-8 */
569#define V4L2_PIX_FMT_HI240 v4l2_fourcc('H', 'I', '2', '4') /* 8 8-bit color */
570#define V4L2_PIX_FMT_HM12 v4l2_fourcc('H', 'M', '1', '2') /* 8 YUV 4:2:0 16x16 macroblocks */
571#define V4L2_PIX_FMT_M420 v4l2_fourcc('M', '4', '2', '0') /* 12 YUV 4:2:0 2 lines y, 1 line uv interleaved */
572
573/* two planes -- one Y, one Cr + Cb interleaved */
574#define V4L2_PIX_FMT_NV12 v4l2_fourcc('N', 'V', '1', '2') /* 12 Y/CbCr 4:2:0 */
575#define V4L2_PIX_FMT_NV21 v4l2_fourcc('N', 'V', '2', '1') /* 12 Y/CrCb 4:2:0 */
576#define V4L2_PIX_FMT_NV16 v4l2_fourcc('N', 'V', '1', '6') /* 16 Y/CbCr 4:2:2 */
577#define V4L2_PIX_FMT_NV61 v4l2_fourcc('N', 'V', '6', '1') /* 16 Y/CrCb 4:2:2 */
578#define V4L2_PIX_FMT_NV24 v4l2_fourcc('N', 'V', '2', '4') /* 24 Y/CbCr 4:4:4 */
579#define V4L2_PIX_FMT_NV42 v4l2_fourcc('N', 'V', '4', '2') /* 24 Y/CrCb 4:4:4 */
580
581/* two non contiguous planes - one Y, one Cr + Cb interleaved */
582#define V4L2_PIX_FMT_NV12M v4l2_fourcc('N', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 */
583#define V4L2_PIX_FMT_NV21M v4l2_fourcc('N', 'M', '2', '1') /* 21 Y/CrCb 4:2:0 */
584#define V4L2_PIX_FMT_NV16M v4l2_fourcc('N', 'M', '1', '6') /* 16 Y/CbCr 4:2:2 */
585#define V4L2_PIX_FMT_NV61M v4l2_fourcc('N', 'M', '6', '1') /* 16 Y/CrCb 4:2:2 */
586#define V4L2_PIX_FMT_NV12MT v4l2_fourcc('T', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 64x32 macroblocks */
587#define V4L2_PIX_FMT_NV12MT_16X16 v4l2_fourcc('V', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 16x16 macroblocks */
588
589/* three planes - Y Cb, Cr */
590#define V4L2_PIX_FMT_YUV410 v4l2_fourcc('Y', 'U', 'V', '9') /* 9 YUV 4:1:0 */
591#define V4L2_PIX_FMT_YVU410 v4l2_fourcc('Y', 'V', 'U', '9') /* 9 YVU 4:1:0 */
592#define V4L2_PIX_FMT_YUV411P v4l2_fourcc('4', '1', '1', 'P') /* 12 YVU411 planar */
593#define V4L2_PIX_FMT_YUV420 v4l2_fourcc('Y', 'U', '1', '2') /* 12 YUV 4:2:0 */
594#define V4L2_PIX_FMT_YVU420 v4l2_fourcc('Y', 'V', '1', '2') /* 12 YVU 4:2:0 */
595#define V4L2_PIX_FMT_YUV422P v4l2_fourcc('4', '2', '2', 'P') /* 16 YVU422 planar */
596
597/* three non contiguous planes - Y, Cb, Cr */
598#define V4L2_PIX_FMT_YUV420M v4l2_fourcc('Y', 'M', '1', '2') /* 12 YUV420 planar */
599#define V4L2_PIX_FMT_YVU420M v4l2_fourcc('Y', 'M', '2', '1') /* 12 YVU420 planar */
600#define V4L2_PIX_FMT_YUV422M v4l2_fourcc('Y', 'M', '1', '6') /* 16 YUV422 planar */
601#define V4L2_PIX_FMT_YVU422M v4l2_fourcc('Y', 'M', '6', '1') /* 16 YVU422 planar */
602#define V4L2_PIX_FMT_YUV444M v4l2_fourcc('Y', 'M', '2', '4') /* 24 YUV444 planar */
603#define V4L2_PIX_FMT_YVU444M v4l2_fourcc('Y', 'M', '4', '2') /* 24 YVU444 planar */
604
605/* Bayer formats - see http://www.siliconimaging.com/RGB%20Bayer.htm */
606#define V4L2_PIX_FMT_SBGGR8 v4l2_fourcc('B', 'A', '8', '1') /* 8 BGBG.. GRGR.. */
607#define V4L2_PIX_FMT_SGBRG8 v4l2_fourcc('G', 'B', 'R', 'G') /* 8 GBGB.. RGRG.. */
608#define V4L2_PIX_FMT_SGRBG8 v4l2_fourcc('G', 'R', 'B', 'G') /* 8 GRGR.. BGBG.. */
609#define V4L2_PIX_FMT_SRGGB8 v4l2_fourcc('R', 'G', 'G', 'B') /* 8 RGRG.. GBGB.. */
610#define V4L2_PIX_FMT_SBGGR10 v4l2_fourcc('B', 'G', '1', '0') /* 10 BGBG.. GRGR.. */
611#define V4L2_PIX_FMT_SGBRG10 v4l2_fourcc('G', 'B', '1', '0') /* 10 GBGB.. RGRG.. */
612#define V4L2_PIX_FMT_SGRBG10 v4l2_fourcc('B', 'A', '1', '0') /* 10 GRGR.. BGBG.. */
613#define V4L2_PIX_FMT_SRGGB10 v4l2_fourcc('R', 'G', '1', '0') /* 10 RGRG.. GBGB.. */
614 /* 10bit raw bayer packed, 5 bytes for every 4 pixels */
615#define V4L2_PIX_FMT_SBGGR10P v4l2_fourcc('p', 'B', 'A', 'A')
616#define V4L2_PIX_FMT_SGBRG10P v4l2_fourcc('p', 'G', 'A', 'A')
617#define V4L2_PIX_FMT_SGRBG10P v4l2_fourcc('p', 'g', 'A', 'A')
618#define V4L2_PIX_FMT_SRGGB10P v4l2_fourcc('p', 'R', 'A', 'A')
619 /* 10bit raw bayer a-law compressed to 8 bits */
620#define V4L2_PIX_FMT_SBGGR10ALAW8 v4l2_fourcc('a', 'B', 'A', '8')
621#define V4L2_PIX_FMT_SGBRG10ALAW8 v4l2_fourcc('a', 'G', 'A', '8')
622#define V4L2_PIX_FMT_SGRBG10ALAW8 v4l2_fourcc('a', 'g', 'A', '8')
623#define V4L2_PIX_FMT_SRGGB10ALAW8 v4l2_fourcc('a', 'R', 'A', '8')
624 /* 10bit raw bayer DPCM compressed to 8 bits */
625#define V4L2_PIX_FMT_SBGGR10DPCM8 v4l2_fourcc('b', 'B', 'A', '8')
626#define V4L2_PIX_FMT_SGBRG10DPCM8 v4l2_fourcc('b', 'G', 'A', '8')
627#define V4L2_PIX_FMT_SGRBG10DPCM8 v4l2_fourcc('B', 'D', '1', '0')
628#define V4L2_PIX_FMT_SRGGB10DPCM8 v4l2_fourcc('b', 'R', 'A', '8')
629#define V4L2_PIX_FMT_SBGGR12 v4l2_fourcc('B', 'G', '1', '2') /* 12 BGBG.. GRGR.. */
630#define V4L2_PIX_FMT_SGBRG12 v4l2_fourcc('G', 'B', '1', '2') /* 12 GBGB.. RGRG.. */
631#define V4L2_PIX_FMT_SGRBG12 v4l2_fourcc('B', 'A', '1', '2') /* 12 GRGR.. BGBG.. */
632#define V4L2_PIX_FMT_SRGGB12 v4l2_fourcc('R', 'G', '1', '2') /* 12 RGRG.. GBGB.. */
633 /* 12bit raw bayer packed, 6 bytes for every 4 pixels */
634#define V4L2_PIX_FMT_SBGGR12P v4l2_fourcc('p', 'B', 'C', 'C')
635#define V4L2_PIX_FMT_SGBRG12P v4l2_fourcc('p', 'G', 'C', 'C')
636#define V4L2_PIX_FMT_SGRBG12P v4l2_fourcc('p', 'g', 'C', 'C')
637#define V4L2_PIX_FMT_SRGGB12P v4l2_fourcc('p', 'R', 'C', 'C')
638 /* 14bit raw bayer packed, 7 bytes for every 4 pixels */
639#define V4L2_PIX_FMT_SBGGR14P v4l2_fourcc('p', 'B', 'E', 'E')
640#define V4L2_PIX_FMT_SGBRG14P v4l2_fourcc('p', 'G', 'E', 'E')
641#define V4L2_PIX_FMT_SGRBG14P v4l2_fourcc('p', 'g', 'E', 'E')
642#define V4L2_PIX_FMT_SRGGB14P v4l2_fourcc('p', 'R', 'E', 'E')
643#define V4L2_PIX_FMT_SBGGR16 v4l2_fourcc('B', 'Y', 'R', '2') /* 16 BGBG.. GRGR.. */
644#define V4L2_PIX_FMT_SGBRG16 v4l2_fourcc('G', 'B', '1', '6') /* 16 GBGB.. RGRG.. */
645#define V4L2_PIX_FMT_SGRBG16 v4l2_fourcc('G', 'R', '1', '6') /* 16 GRGR.. BGBG.. */
646#define V4L2_PIX_FMT_SRGGB16 v4l2_fourcc('R', 'G', '1', '6') /* 16 RGRG.. GBGB.. */
647
648/* HSV formats */
649#define V4L2_PIX_FMT_HSV24 v4l2_fourcc('H', 'S', 'V', '3')
650#define V4L2_PIX_FMT_HSV32 v4l2_fourcc('H', 'S', 'V', '4')
651
652/* compressed formats */
653#define V4L2_PIX_FMT_MJPEG v4l2_fourcc('M', 'J', 'P', 'G') /* Motion-JPEG */
654#define V4L2_PIX_FMT_JPEG v4l2_fourcc('J', 'P', 'E', 'G') /* JFIF JPEG */
655#define V4L2_PIX_FMT_DV v4l2_fourcc('d', 'v', 's', 'd') /* 1394 */
656#define V4L2_PIX_FMT_MPEG v4l2_fourcc('M', 'P', 'E', 'G') /* MPEG-1/2/4 Multiplexed */
657#define V4L2_PIX_FMT_H264 v4l2_fourcc('H', '2', '6', '4') /* H264 with start codes */
658#define V4L2_PIX_FMT_H264_NO_SC v4l2_fourcc('A', 'V', 'C', '1') /* H264 without start codes */
659#define V4L2_PIX_FMT_H264_MVC v4l2_fourcc('M', '2', '6', '4') /* H264 MVC */
660#define V4L2_PIX_FMT_H263 v4l2_fourcc('H', '2', '6', '3') /* H263 */
661#define V4L2_PIX_FMT_MPEG1 v4l2_fourcc('M', 'P', 'G', '1') /* MPEG-1 ES */
662#define V4L2_PIX_FMT_MPEG2 v4l2_fourcc('M', 'P', 'G', '2') /* MPEG-2 ES */
663#define V4L2_PIX_FMT_MPEG2_SLICE v4l2_fourcc('M', 'G', '2', 'S') /* MPEG-2 parsed slice data */
664#define V4L2_PIX_FMT_MPEG4 v4l2_fourcc('M', 'P', 'G', '4') /* MPEG-4 part 2 ES */
665#define V4L2_PIX_FMT_XVID v4l2_fourcc('X', 'V', 'I', 'D') /* Xvid */
666#define V4L2_PIX_FMT_VC1_ANNEX_G v4l2_fourcc('V', 'C', '1', 'G') /* SMPTE 421M Annex G compliant stream */
667#define V4L2_PIX_FMT_VC1_ANNEX_L v4l2_fourcc('V', 'C', '1', 'L') /* SMPTE 421M Annex L compliant stream */
668#define V4L2_PIX_FMT_VP8 v4l2_fourcc('V', 'P', '8', '0') /* VP8 */
669#define V4L2_PIX_FMT_VP9 v4l2_fourcc('V', 'P', '9', '0') /* VP9 */
670#define V4L2_PIX_FMT_HEVC v4l2_fourcc('H', 'E', 'V', 'C') /* HEVC aka H.265 */
671#define V4L2_PIX_FMT_FWHT v4l2_fourcc('F', 'W', 'H', 'T') /* Fast Walsh Hadamard Transform (vicodec) */
672
673/* Vendor-specific formats */
674#define V4L2_PIX_FMT_CPIA1 v4l2_fourcc('C', 'P', 'I', 'A') /* cpia1 YUV */
675#define V4L2_PIX_FMT_WNVA v4l2_fourcc('W', 'N', 'V', 'A') /* Winnov hw compress */
676#define V4L2_PIX_FMT_SN9C10X v4l2_fourcc('S', '9', '1', '0') /* SN9C10x compression */
677#define V4L2_PIX_FMT_SN9C20X_I420 v4l2_fourcc('S', '9', '2', '0') /* SN9C20x YUV 4:2:0 */
678#define V4L2_PIX_FMT_PWC1 v4l2_fourcc('P', 'W', 'C', '1') /* pwc older webcam */
679#define V4L2_PIX_FMT_PWC2 v4l2_fourcc('P', 'W', 'C', '2') /* pwc newer webcam */
680#define V4L2_PIX_FMT_ET61X251 v4l2_fourcc('E', '6', '2', '5') /* ET61X251 compression */
681#define V4L2_PIX_FMT_SPCA501 v4l2_fourcc('S', '5', '0', '1') /* YUYV per line */
682#define V4L2_PIX_FMT_SPCA505 v4l2_fourcc('S', '5', '0', '5') /* YYUV per line */
683#define V4L2_PIX_FMT_SPCA508 v4l2_fourcc('S', '5', '0', '8') /* YUVY per line */
684#define V4L2_PIX_FMT_SPCA561 v4l2_fourcc('S', '5', '6', '1') /* compressed GBRG bayer */
685#define V4L2_PIX_FMT_PAC207 v4l2_fourcc('P', '2', '0', '7') /* compressed BGGR bayer */
686#define V4L2_PIX_FMT_MR97310A v4l2_fourcc('M', '3', '1', '0') /* compressed BGGR bayer */
687#define V4L2_PIX_FMT_JL2005BCD v4l2_fourcc('J', 'L', '2', '0') /* compressed RGGB bayer */
688#define V4L2_PIX_FMT_SN9C2028 v4l2_fourcc('S', 'O', 'N', 'X') /* compressed GBRG bayer */
689#define V4L2_PIX_FMT_SQ905C v4l2_fourcc('9', '0', '5', 'C') /* compressed RGGB bayer */
690#define V4L2_PIX_FMT_PJPG v4l2_fourcc('P', 'J', 'P', 'G') /* Pixart 73xx JPEG */
691#define V4L2_PIX_FMT_OV511 v4l2_fourcc('O', '5', '1', '1') /* ov511 JPEG */
692#define V4L2_PIX_FMT_OV518 v4l2_fourcc('O', '5', '1', '8') /* ov518 JPEG */
693#define V4L2_PIX_FMT_STV0680 v4l2_fourcc('S', '6', '8', '0') /* stv0680 bayer */
694#define V4L2_PIX_FMT_TM6000 v4l2_fourcc('T', 'M', '6', '0') /* tm5600/tm60x0 */
695#define V4L2_PIX_FMT_CIT_YYVYUY v4l2_fourcc('C', 'I', 'T', 'V') /* one line of Y then 1 line of VYUY */
696#define V4L2_PIX_FMT_KONICA420 v4l2_fourcc('K', 'O', 'N', 'I') /* YUV420 planar in blocks of 256 pixels */
697#define V4L2_PIX_FMT_JPGL v4l2_fourcc('J', 'P', 'G', 'L') /* JPEG-Lite */
698#define V4L2_PIX_FMT_SE401 v4l2_fourcc('S', '4', '0', '1') /* se401 janggu compressed rgb */
699#define V4L2_PIX_FMT_S5C_UYVY_JPG v4l2_fourcc('S', '5', 'C', 'I') /* S5C73M3 interleaved UYVY/JPEG */
700#define V4L2_PIX_FMT_Y8I v4l2_fourcc('Y', '8', 'I', ' ') /* Greyscale 8-bit L/R interleaved */
701#define V4L2_PIX_FMT_Y12I v4l2_fourcc('Y', '1', '2', 'I') /* Greyscale 12-bit L/R interleaved */
702#define V4L2_PIX_FMT_Z16 v4l2_fourcc('Z', '1', '6', ' ') /* Depth data 16-bit */
703#define V4L2_PIX_FMT_MT21C v4l2_fourcc('M', 'T', '2', '1') /* Mediatek compressed block mode */
704#define V4L2_PIX_FMT_INZI v4l2_fourcc('I', 'N', 'Z', 'I') /* Intel Planar Greyscale 10-bit and Depth 16-bit */
705#define V4L2_PIX_FMT_SUNXI_TILED_NV12 v4l2_fourcc('S', 'T', '1', '2') /* Sunxi Tiled NV12 Format */
706#define V4L2_PIX_FMT_CNF4 v4l2_fourcc('C', 'N', 'F', '4') /* Intel 4-bit packed depth confidence information */
707
708/* 10bit raw bayer packed, 32 bytes for every 25 pixels, last LSB 6 bits unused */
709#define V4L2_PIX_FMT_IPU3_SBGGR10 v4l2_fourcc('i', 'p', '3', 'b') /* IPU3 packed 10-bit BGGR bayer */
710#define V4L2_PIX_FMT_IPU3_SGBRG10 v4l2_fourcc('i', 'p', '3', 'g') /* IPU3 packed 10-bit GBRG bayer */
711#define V4L2_PIX_FMT_IPU3_SGRBG10 v4l2_fourcc('i', 'p', '3', 'G') /* IPU3 packed 10-bit GRBG bayer */
712#define V4L2_PIX_FMT_IPU3_SRGGB10 v4l2_fourcc('i', 'p', '3', 'r') /* IPU3 packed 10-bit RGGB bayer */
713
714/* SDR formats - used only for Software Defined Radio devices */
715#define V4L2_SDR_FMT_CU8 v4l2_fourcc('C', 'U', '0', '8') /* IQ u8 */
716#define V4L2_SDR_FMT_CU16LE v4l2_fourcc('C', 'U', '1', '6') /* IQ u16le */
717#define V4L2_SDR_FMT_CS8 v4l2_fourcc('C', 'S', '0', '8') /* complex s8 */
718#define V4L2_SDR_FMT_CS14LE v4l2_fourcc('C', 'S', '1', '4') /* complex s14le */
719#define V4L2_SDR_FMT_RU12LE v4l2_fourcc('R', 'U', '1', '2') /* real u12le */
720#define V4L2_SDR_FMT_PCU16BE v4l2_fourcc('P', 'C', '1', '6') /* planar complex u16be */
721#define V4L2_SDR_FMT_PCU18BE v4l2_fourcc('P', 'C', '1', '8') /* planar complex u18be */
722#define V4L2_SDR_FMT_PCU20BE v4l2_fourcc('P', 'C', '2', '0') /* planar complex u20be */
723
724/* Touch formats - used for Touch devices */
725#define V4L2_TCH_FMT_DELTA_TD16 v4l2_fourcc('T', 'D', '1', '6') /* 16-bit signed deltas */
726#define V4L2_TCH_FMT_DELTA_TD08 v4l2_fourcc('T', 'D', '0', '8') /* 8-bit signed deltas */
727#define V4L2_TCH_FMT_TU16 v4l2_fourcc('T', 'U', '1', '6') /* 16-bit unsigned touch data */
728#define V4L2_TCH_FMT_TU08 v4l2_fourcc('T', 'U', '0', '8') /* 8-bit unsigned touch data */
729
730/* Meta-data formats */
731#define V4L2_META_FMT_VSP1_HGO v4l2_fourcc('V', 'S', 'P', 'H') /* R-Car VSP1 1-D Histogram */
732#define V4L2_META_FMT_VSP1_HGT v4l2_fourcc('V', 'S', 'P', 'T') /* R-Car VSP1 2-D Histogram */
733#define V4L2_META_FMT_UVC v4l2_fourcc('U', 'V', 'C', 'H') /* UVC Payload Header metadata */
734#define V4L2_META_FMT_D4XX v4l2_fourcc('D', '4', 'X', 'X') /* D4XX Payload Header metadata */
735
736/* priv field value to indicates that subsequent fields are valid. */
737#define V4L2_PIX_FMT_PRIV_MAGIC 0xfeedcafe
738
739/* Flags */
740#define V4L2_PIX_FMT_FLAG_PREMUL_ALPHA 0x00000001
741
742/*
743 * F O R M A T E N U M E R A T I O N
744 */
745struct v4l2_fmtdesc {
746 __u32 index; /* Format number */
747 __u32 type; /* enum v4l2_buf_type */
748 __u32 flags;
749 __u8 description[32]; /* Description string */
750 __u32 pixelformat; /* Format fourcc */
751 __u32 reserved[4];
752};
753
754#define V4L2_FMT_FLAG_COMPRESSED 0x0001
755#define V4L2_FMT_FLAG_EMULATED 0x0002
756
757 /* Frame Size and frame rate enumeration */
758/*
759 * F R A M E S I Z E E N U M E R A T I O N
760 */
761enum v4l2_frmsizetypes {
762 V4L2_FRMSIZE_TYPE_DISCRETE = 1,
763 V4L2_FRMSIZE_TYPE_CONTINUOUS = 2,
764 V4L2_FRMSIZE_TYPE_STEPWISE = 3,
765};
766
767struct v4l2_frmsize_discrete {
768 __u32 width; /* Frame width [pixel] */
769 __u32 height; /* Frame height [pixel] */
770};
771
772struct v4l2_frmsize_stepwise {
773 __u32 min_width; /* Minimum frame width [pixel] */
774 __u32 max_width; /* Maximum frame width [pixel] */
775 __u32 step_width; /* Frame width step size [pixel] */
776 __u32 min_height; /* Minimum frame height [pixel] */
777 __u32 max_height; /* Maximum frame height [pixel] */
778 __u32 step_height; /* Frame height step size [pixel] */
779};
780
781struct v4l2_frmsizeenum {
782 __u32 index; /* Frame size number */
783 __u32 pixel_format; /* Pixel format */
784 __u32 type; /* Frame size type the device supports. */
785
786 union { /* Frame size */
787 struct v4l2_frmsize_discrete discrete;
788 struct v4l2_frmsize_stepwise stepwise;
789 };
790
791 __u32 reserved[2]; /* Reserved space for future use */
792};
793
794/*
795 * F R A M E R A T E E N U M E R A T I O N
796 */
797enum v4l2_frmivaltypes {
798 V4L2_FRMIVAL_TYPE_DISCRETE = 1,
799 V4L2_FRMIVAL_TYPE_CONTINUOUS = 2,
800 V4L2_FRMIVAL_TYPE_STEPWISE = 3,
801};
802
803struct v4l2_frmival_stepwise {
804 struct v4l2_fract min; /* Minimum frame interval [s] */
805 struct v4l2_fract max; /* Maximum frame interval [s] */
806 struct v4l2_fract step; /* Frame interval step size [s] */
807};
808
809struct v4l2_frmivalenum {
810 __u32 index; /* Frame format index */
811 __u32 pixel_format; /* Pixel format */
812 __u32 width; /* Frame width */
813 __u32 height; /* Frame height */
814 __u32 type; /* Frame interval type the device supports. */
815
816 union { /* Frame interval */
817 struct v4l2_fract discrete;
818 struct v4l2_frmival_stepwise stepwise;
819 };
820
821 __u32 reserved[2]; /* Reserved space for future use */
822};
823
824/*
825 * T I M E C O D E
826 */
827struct v4l2_timecode {
828 __u32 type;
829 __u32 flags;
830 __u8 frames;
831 __u8 seconds;
832 __u8 minutes;
833 __u8 hours;
834 __u8 userbits[4];
835};
836
837/* Type */
838#define V4L2_TC_TYPE_24FPS 1
839#define V4L2_TC_TYPE_25FPS 2
840#define V4L2_TC_TYPE_30FPS 3
841#define V4L2_TC_TYPE_50FPS 4
842#define V4L2_TC_TYPE_60FPS 5
843
844/* Flags */
845#define V4L2_TC_FLAG_DROPFRAME 0x0001 /* "drop-frame" mode */
846#define V4L2_TC_FLAG_COLORFRAME 0x0002
847#define V4L2_TC_USERBITS_field 0x000C
848#define V4L2_TC_USERBITS_USERDEFINED 0x0000
849#define V4L2_TC_USERBITS_8BITCHARS 0x0008
850/* The above is based on SMPTE timecodes */
851
852struct v4l2_jpegcompression {
853 int quality;
854
855 int APPn; /* Number of APP segment to be written,
856 * must be 0..15 */
857 int APP_len; /* Length of data in JPEG APPn segment */
858 char APP_data[60]; /* Data in the JPEG APPn segment. */
859
860 int COM_len; /* Length of data in JPEG COM segment */
861 char COM_data[60]; /* Data in JPEG COM segment */
862
863 __u32 jpeg_markers; /* Which markers should go into the JPEG
864 * output. Unless you exactly know what
865 * you do, leave them untouched.
866 * Including less markers will make the
867 * resulting code smaller, but there will
868 * be fewer applications which can read it.
869 * The presence of the APP and COM marker
870 * is influenced by APP_len and COM_len
871 * ONLY, not by this property! */
872
873#define V4L2_JPEG_MARKER_DHT (1<<3) /* Define Huffman Tables */
874#define V4L2_JPEG_MARKER_DQT (1<<4) /* Define Quantization Tables */
875#define V4L2_JPEG_MARKER_DRI (1<<5) /* Define Restart Interval */
876#define V4L2_JPEG_MARKER_COM (1<<6) /* Comment segment */
877#define V4L2_JPEG_MARKER_APP (1<<7) /* App segment, driver will
878 * always use APP0 */
879};
880
881/*
882 * M E M O R Y - M A P P I N G B U F F E R S
883 */
884struct v4l2_requestbuffers {
885 __u32 count;
886 __u32 type; /* enum v4l2_buf_type */
887 __u32 memory; /* enum v4l2_memory */
888 __u32 capabilities;
889 __u32 reserved[1];
890};
891
892/* capabilities for struct v4l2_requestbuffers and v4l2_create_buffers */
893#define V4L2_BUF_CAP_SUPPORTS_MMAP (1 << 0)
894#define V4L2_BUF_CAP_SUPPORTS_USERPTR (1 << 1)
895#define V4L2_BUF_CAP_SUPPORTS_DMABUF (1 << 2)
896#define V4L2_BUF_CAP_SUPPORTS_REQUESTS (1 << 3)
897#define V4L2_BUF_CAP_SUPPORTS_ORPHANED_BUFS (1 << 4)
898
899/**
900 * struct v4l2_plane - plane info for multi-planar buffers
901 * @bytesused: number of bytes occupied by data in the plane (payload)
902 * @length: size of this plane (NOT the payload) in bytes
903 * @mem_offset: when memory in the associated struct v4l2_buffer is
904 * V4L2_MEMORY_MMAP, equals the offset from the start of
905 * the device memory for this plane (or is a "cookie" that
906 * should be passed to mmap() called on the video node)
907 * @userptr: when memory is V4L2_MEMORY_USERPTR, a userspace pointer
908 * pointing to this plane
909 * @fd: when memory is V4L2_MEMORY_DMABUF, a userspace file
910 * descriptor associated with this plane
911 * @data_offset: offset in the plane to the start of data; usually 0,
912 * unless there is a header in front of the data
913 *
914 * Multi-planar buffers consist of one or more planes, e.g. an YCbCr buffer
915 * with two planes can have one plane for Y, and another for interleaved CbCr
916 * components. Each plane can reside in a separate memory buffer, or even in
917 * a completely separate memory node (e.g. in embedded devices).
918 */
919struct v4l2_plane {
920 __u32 bytesused;
921 __u32 length;
922 union {
923 __u32 mem_offset;
924 unsigned long userptr;
925 __s32 fd;
926 } m;
927 __u32 data_offset;
928 __u32 reserved[11];
929};
930
931/**
932 * struct v4l2_buffer - video buffer info
933 * @index: id number of the buffer
934 * @type: enum v4l2_buf_type; buffer type (type == *_MPLANE for
935 * multiplanar buffers);
936 * @bytesused: number of bytes occupied by data in the buffer (payload);
937 * unused (set to 0) for multiplanar buffers
938 * @flags: buffer informational flags
939 * @field: enum v4l2_field; field order of the image in the buffer
940 * @timestamp: frame timestamp
941 * @timecode: frame timecode
942 * @sequence: sequence count of this frame
943 * @memory: enum v4l2_memory; the method, in which the actual video data is
944 * passed
945 * @offset: for non-multiplanar buffers with memory == V4L2_MEMORY_MMAP;
946 * offset from the start of the device memory for this plane,
947 * (or a "cookie" that should be passed to mmap() as offset)
948 * @userptr: for non-multiplanar buffers with memory == V4L2_MEMORY_USERPTR;
949 * a userspace pointer pointing to this buffer
950 * @fd: for non-multiplanar buffers with memory == V4L2_MEMORY_DMABUF;
951 * a userspace file descriptor associated with this buffer
952 * @planes: for multiplanar buffers; userspace pointer to the array of plane
953 * info structs for this buffer
954 * @length: size in bytes of the buffer (NOT its payload) for single-plane
955 * buffers (when type != *_MPLANE); number of elements in the
956 * planes array for multi-plane buffers
957 * @request_fd: fd of the request that this buffer should use
958 *
959 * Contains data exchanged by application and driver using one of the Streaming
960 * I/O methods.
961 */
962struct v4l2_buffer {
963 __u32 index;
964 __u32 type;
965 __u32 bytesused;
966 __u32 flags;
967 __u32 field;
968 struct timeval timestamp;
969 struct v4l2_timecode timecode;
970 __u32 sequence;
971
972 /* memory location */
973 __u32 memory;
974 union {
975 __u32 offset;
976 unsigned long userptr;
977 struct v4l2_plane *planes;
978 __s32 fd;
979 } m;
980 __u32 length;
981 __u32 reserved2;
982 union {
983 __s32 request_fd;
984 __u32 reserved;
985 };
986};
987
988/**
989 * v4l2_timeval_to_ns - Convert timeval to nanoseconds
990 * @ts: pointer to the timeval variable to be converted
991 *
992 * Returns the scalar nanosecond representation of the timeval
993 * parameter.
994 */
995static inline __u64 v4l2_timeval_to_ns(const struct timeval *tv)
996{
997 return (__u64)tv->tv_sec * 1000000000ULL + tv->tv_usec * 1000;
998}
999
1000/* Flags for 'flags' field */
1001/* Buffer is mapped (flag) */
1002#define V4L2_BUF_FLAG_MAPPED 0x00000001
1003/* Buffer is queued for processing */
1004#define V4L2_BUF_FLAG_QUEUED 0x00000002
1005/* Buffer is ready */
1006#define V4L2_BUF_FLAG_DONE 0x00000004
1007/* Image is a keyframe (I-frame) */
1008#define V4L2_BUF_FLAG_KEYFRAME 0x00000008
1009/* Image is a P-frame */
1010#define V4L2_BUF_FLAG_PFRAME 0x00000010
1011/* Image is a B-frame */
1012#define V4L2_BUF_FLAG_BFRAME 0x00000020
1013/* Buffer is ready, but the data contained within is corrupted. */
1014#define V4L2_BUF_FLAG_ERROR 0x00000040
1015/* Buffer is added to an unqueued request */
1016#define V4L2_BUF_FLAG_IN_REQUEST 0x00000080
1017/* timecode field is valid */
1018#define V4L2_BUF_FLAG_TIMECODE 0x00000100
1019/* Buffer is prepared for queuing */
1020#define V4L2_BUF_FLAG_PREPARED 0x00000400
1021/* Cache handling flags */
1022#define V4L2_BUF_FLAG_NO_CACHE_INVALIDATE 0x00000800
1023#define V4L2_BUF_FLAG_NO_CACHE_CLEAN 0x00001000
1024/* Timestamp type */
1025#define V4L2_BUF_FLAG_TIMESTAMP_MASK 0x0000e000
1026#define V4L2_BUF_FLAG_TIMESTAMP_UNKNOWN 0x00000000
1027#define V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC 0x00002000
1028#define V4L2_BUF_FLAG_TIMESTAMP_COPY 0x00004000
1029/* Timestamp sources. */
1030#define V4L2_BUF_FLAG_TSTAMP_SRC_MASK 0x00070000
1031#define V4L2_BUF_FLAG_TSTAMP_SRC_EOF 0x00000000
1032#define V4L2_BUF_FLAG_TSTAMP_SRC_SOE 0x00010000
1033/* mem2mem encoder/decoder */
1034#define V4L2_BUF_FLAG_LAST 0x00100000
1035/* request_fd is valid */
1036#define V4L2_BUF_FLAG_REQUEST_FD 0x00800000
1037
1038/**
1039 * struct v4l2_exportbuffer - export of video buffer as DMABUF file descriptor
1040 *
1041 * @index: id number of the buffer
1042 * @type: enum v4l2_buf_type; buffer type (type == *_MPLANE for
1043 * multiplanar buffers);
1044 * @plane: index of the plane to be exported, 0 for single plane queues
1045 * @flags: flags for newly created file, currently only O_CLOEXEC is
1046 * supported, refer to manual of open syscall for more details
1047 * @fd: file descriptor associated with DMABUF (set by driver)
1048 *
1049 * Contains data used for exporting a video buffer as DMABUF file descriptor.
1050 * The buffer is identified by a 'cookie' returned by VIDIOC_QUERYBUF
1051 * (identical to the cookie used to mmap() the buffer to userspace). All
1052 * reserved fields must be set to zero. The field reserved0 is expected to
1053 * become a structure 'type' allowing an alternative layout of the structure
1054 * content. Therefore this field should not be used for any other extensions.
1055 */
1056struct v4l2_exportbuffer {
1057 __u32 type; /* enum v4l2_buf_type */
1058 __u32 index;
1059 __u32 plane;
1060 __u32 flags;
1061 __s32 fd;
1062 __u32 reserved[11];
1063};
1064
1065/*
1066 * O V E R L A Y P R E V I E W
1067 */
1068struct v4l2_framebuffer {
1069 __u32 capability;
1070 __u32 flags;
1071/* FIXME: in theory we should pass something like PCI device + memory
1072 * region + offset instead of some physical address */
1073 void *base;
1074 struct {
1075 __u32 width;
1076 __u32 height;
1077 __u32 pixelformat;
1078 __u32 field; /* enum v4l2_field */
1079 __u32 bytesperline; /* for padding, zero if unused */
1080 __u32 sizeimage;
1081 __u32 colorspace; /* enum v4l2_colorspace */
1082 __u32 priv; /* reserved field, set to 0 */
1083 } fmt;
1084};
1085/* Flags for the 'capability' field. Read only */
1086#define V4L2_FBUF_CAP_EXTERNOVERLAY 0x0001
1087#define V4L2_FBUF_CAP_CHROMAKEY 0x0002
1088#define V4L2_FBUF_CAP_LIST_CLIPPING 0x0004
1089#define V4L2_FBUF_CAP_BITMAP_CLIPPING 0x0008
1090#define V4L2_FBUF_CAP_LOCAL_ALPHA 0x0010
1091#define V4L2_FBUF_CAP_GLOBAL_ALPHA 0x0020
1092#define V4L2_FBUF_CAP_LOCAL_INV_ALPHA 0x0040
1093#define V4L2_FBUF_CAP_SRC_CHROMAKEY 0x0080
1094/* Flags for the 'flags' field. */
1095#define V4L2_FBUF_FLAG_PRIMARY 0x0001
1096#define V4L2_FBUF_FLAG_OVERLAY 0x0002
1097#define V4L2_FBUF_FLAG_CHROMAKEY 0x0004
1098#define V4L2_FBUF_FLAG_LOCAL_ALPHA 0x0008
1099#define V4L2_FBUF_FLAG_GLOBAL_ALPHA 0x0010
1100#define V4L2_FBUF_FLAG_LOCAL_INV_ALPHA 0x0020
1101#define V4L2_FBUF_FLAG_SRC_CHROMAKEY 0x0040
1102
1103struct v4l2_clip {
1104 struct v4l2_rect c;
1105 struct v4l2_clip __user *next;
1106};
1107
1108struct v4l2_window {
1109 struct v4l2_rect w;
1110 __u32 field; /* enum v4l2_field */
1111 __u32 chromakey;
1112 struct v4l2_clip __user *clips;
1113 __u32 clipcount;
1114 void __user *bitmap;
1115 __u8 global_alpha;
1116};
1117
1118/*
1119 * C A P T U R E P A R A M E T E R S
1120 */
1121struct v4l2_captureparm {
1122 __u32 capability; /* Supported modes */
1123 __u32 capturemode; /* Current mode */
1124 struct v4l2_fract timeperframe; /* Time per frame in seconds */
1125 __u32 extendedmode; /* Driver-specific extensions */
1126 __u32 readbuffers; /* # of buffers for read */
1127 __u32 reserved[4];
1128};
1129
1130/* Flags for 'capability' and 'capturemode' fields */
1131#define V4L2_MODE_HIGHQUALITY 0x0001 /* High quality imaging mode */
1132#define V4L2_CAP_TIMEPERFRAME 0x1000 /* timeperframe field is supported */
1133
1134struct v4l2_outputparm {
1135 __u32 capability; /* Supported modes */
1136 __u32 outputmode; /* Current mode */
1137 struct v4l2_fract timeperframe; /* Time per frame in seconds */
1138 __u32 extendedmode; /* Driver-specific extensions */
1139 __u32 writebuffers; /* # of buffers for write */
1140 __u32 reserved[4];
1141};
1142
1143/*
1144 * I N P U T I M A G E C R O P P I N G
1145 */
1146struct v4l2_cropcap {
1147 __u32 type; /* enum v4l2_buf_type */
1148 struct v4l2_rect bounds;
1149 struct v4l2_rect defrect;
1150 struct v4l2_fract pixelaspect;
1151};
1152
1153struct v4l2_crop {
1154 __u32 type; /* enum v4l2_buf_type */
1155 struct v4l2_rect c;
1156};
1157
1158/**
1159 * struct v4l2_selection - selection info
1160 * @type: buffer type (do not use *_MPLANE types)
1161 * @target: Selection target, used to choose one of possible rectangles;
1162 * defined in v4l2-common.h; V4L2_SEL_TGT_* .
1163 * @flags: constraints flags, defined in v4l2-common.h; V4L2_SEL_FLAG_*.
1164 * @r: coordinates of selection window
1165 * @reserved: for future use, rounds structure size to 64 bytes, set to zero
1166 *
1167 * Hardware may use multiple helper windows to process a video stream.
1168 * The structure is used to exchange this selection areas between
1169 * an application and a driver.
1170 */
1171struct v4l2_selection {
1172 __u32 type;
1173 __u32 target;
1174 __u32 flags;
1175 struct v4l2_rect r;
1176 __u32 reserved[9];
1177};
1178
1179
1180/*
1181 * A N A L O G V I D E O S T A N D A R D
1182 */
1183
1184typedef __u64 v4l2_std_id;
1185
1186/* one bit for each */
1187#define V4L2_STD_PAL_B ((v4l2_std_id)0x00000001)
1188#define V4L2_STD_PAL_B1 ((v4l2_std_id)0x00000002)
1189#define V4L2_STD_PAL_G ((v4l2_std_id)0x00000004)
1190#define V4L2_STD_PAL_H ((v4l2_std_id)0x00000008)
1191#define V4L2_STD_PAL_I ((v4l2_std_id)0x00000010)
1192#define V4L2_STD_PAL_D ((v4l2_std_id)0x00000020)
1193#define V4L2_STD_PAL_D1 ((v4l2_std_id)0x00000040)
1194#define V4L2_STD_PAL_K ((v4l2_std_id)0x00000080)
1195
1196#define V4L2_STD_PAL_M ((v4l2_std_id)0x00000100)
1197#define V4L2_STD_PAL_N ((v4l2_std_id)0x00000200)
1198#define V4L2_STD_PAL_Nc ((v4l2_std_id)0x00000400)
1199#define V4L2_STD_PAL_60 ((v4l2_std_id)0x00000800)
1200
1201#define V4L2_STD_NTSC_M ((v4l2_std_id)0x00001000) /* BTSC */
1202#define V4L2_STD_NTSC_M_JP ((v4l2_std_id)0x00002000) /* EIA-J */
1203#define V4L2_STD_NTSC_443 ((v4l2_std_id)0x00004000)
1204#define V4L2_STD_NTSC_M_KR ((v4l2_std_id)0x00008000) /* FM A2 */
1205
1206#define V4L2_STD_SECAM_B ((v4l2_std_id)0x00010000)
1207#define V4L2_STD_SECAM_D ((v4l2_std_id)0x00020000)
1208#define V4L2_STD_SECAM_G ((v4l2_std_id)0x00040000)
1209#define V4L2_STD_SECAM_H ((v4l2_std_id)0x00080000)
1210#define V4L2_STD_SECAM_K ((v4l2_std_id)0x00100000)
1211#define V4L2_STD_SECAM_K1 ((v4l2_std_id)0x00200000)
1212#define V4L2_STD_SECAM_L ((v4l2_std_id)0x00400000)
1213#define V4L2_STD_SECAM_LC ((v4l2_std_id)0x00800000)
1214
1215/* ATSC/HDTV */
1216#define V4L2_STD_ATSC_8_VSB ((v4l2_std_id)0x01000000)
1217#define V4L2_STD_ATSC_16_VSB ((v4l2_std_id)0x02000000)
1218
1219/* FIXME:
1220 Although std_id is 64 bits, there is an issue on PPC32 architecture that
1221 makes switch(__u64) to break. So, there's a hack on v4l2-common.c rounding
1222 this value to 32 bits.
1223 As, currently, the max value is for V4L2_STD_ATSC_16_VSB (30 bits wide),
1224 it should work fine. However, if needed to add more than two standards,
1225 v4l2-common.c should be fixed.
1226 */
1227
1228/*
1229 * Some macros to merge video standards in order to make live easier for the
1230 * drivers and V4L2 applications
1231 */
1232
1233/*
1234 * "Common" NTSC/M - It should be noticed that V4L2_STD_NTSC_443 is
1235 * Missing here.
1236 */
1237#define V4L2_STD_NTSC (V4L2_STD_NTSC_M |\
1238 V4L2_STD_NTSC_M_JP |\
1239 V4L2_STD_NTSC_M_KR)
1240/* Secam macros */
1241#define V4L2_STD_SECAM_DK (V4L2_STD_SECAM_D |\
1242 V4L2_STD_SECAM_K |\
1243 V4L2_STD_SECAM_K1)
1244/* All Secam Standards */
1245#define V4L2_STD_SECAM (V4L2_STD_SECAM_B |\
1246 V4L2_STD_SECAM_G |\
1247 V4L2_STD_SECAM_H |\
1248 V4L2_STD_SECAM_DK |\
1249 V4L2_STD_SECAM_L |\
1250 V4L2_STD_SECAM_LC)
1251/* PAL macros */
1252#define V4L2_STD_PAL_BG (V4L2_STD_PAL_B |\
1253 V4L2_STD_PAL_B1 |\
1254 V4L2_STD_PAL_G)
1255#define V4L2_STD_PAL_DK (V4L2_STD_PAL_D |\
1256 V4L2_STD_PAL_D1 |\
1257 V4L2_STD_PAL_K)
1258/*
1259 * "Common" PAL - This macro is there to be compatible with the old
1260 * V4L1 concept of "PAL": /BGDKHI.
1261 * Several PAL standards are missing here: /M, /N and /Nc
1262 */
1263#define V4L2_STD_PAL (V4L2_STD_PAL_BG |\
1264 V4L2_STD_PAL_DK |\
1265 V4L2_STD_PAL_H |\
1266 V4L2_STD_PAL_I)
1267/* Chroma "agnostic" standards */
1268#define V4L2_STD_B (V4L2_STD_PAL_B |\
1269 V4L2_STD_PAL_B1 |\
1270 V4L2_STD_SECAM_B)
1271#define V4L2_STD_G (V4L2_STD_PAL_G |\
1272 V4L2_STD_SECAM_G)
1273#define V4L2_STD_H (V4L2_STD_PAL_H |\
1274 V4L2_STD_SECAM_H)
1275#define V4L2_STD_L (V4L2_STD_SECAM_L |\
1276 V4L2_STD_SECAM_LC)
1277#define V4L2_STD_GH (V4L2_STD_G |\
1278 V4L2_STD_H)
1279#define V4L2_STD_DK (V4L2_STD_PAL_DK |\
1280 V4L2_STD_SECAM_DK)
1281#define V4L2_STD_BG (V4L2_STD_B |\
1282 V4L2_STD_G)
1283#define V4L2_STD_MN (V4L2_STD_PAL_M |\
1284 V4L2_STD_PAL_N |\
1285 V4L2_STD_PAL_Nc |\
1286 V4L2_STD_NTSC)
1287
1288/* Standards where MTS/BTSC stereo could be found */
1289#define V4L2_STD_MTS (V4L2_STD_NTSC_M |\
1290 V4L2_STD_PAL_M |\
1291 V4L2_STD_PAL_N |\
1292 V4L2_STD_PAL_Nc)
1293
1294/* Standards for Countries with 60Hz Line frequency */
1295#define V4L2_STD_525_60 (V4L2_STD_PAL_M |\
1296 V4L2_STD_PAL_60 |\
1297 V4L2_STD_NTSC |\
1298 V4L2_STD_NTSC_443)
1299/* Standards for Countries with 50Hz Line frequency */
1300#define V4L2_STD_625_50 (V4L2_STD_PAL |\
1301 V4L2_STD_PAL_N |\
1302 V4L2_STD_PAL_Nc |\
1303 V4L2_STD_SECAM)
1304
1305#define V4L2_STD_ATSC (V4L2_STD_ATSC_8_VSB |\
1306 V4L2_STD_ATSC_16_VSB)
1307/* Macros with none and all analog standards */
1308#define V4L2_STD_UNKNOWN 0
1309#define V4L2_STD_ALL (V4L2_STD_525_60 |\
1310 V4L2_STD_625_50)
1311
1312struct v4l2_standard {
1313 __u32 index;
1314 v4l2_std_id id;
1315 __u8 name[24];
1316 struct v4l2_fract frameperiod; /* Frames, not fields */
1317 __u32 framelines;
1318 __u32 reserved[4];
1319};
1320
1321/*
1322 * D V B T T I M I N G S
1323 */
1324
1325/** struct v4l2_bt_timings - BT.656/BT.1120 timing data
1326 * @width: total width of the active video in pixels
1327 * @height: total height of the active video in lines
1328 * @interlaced: Interlaced or progressive
1329 * @polarities: Positive or negative polarities
1330 * @pixelclock: Pixel clock in HZ. Ex. 74.25MHz->74250000
1331 * @hfrontporch:Horizontal front porch in pixels
1332 * @hsync: Horizontal Sync length in pixels
1333 * @hbackporch: Horizontal back porch in pixels
1334 * @vfrontporch:Vertical front porch in lines
1335 * @vsync: Vertical Sync length in lines
1336 * @vbackporch: Vertical back porch in lines
1337 * @il_vfrontporch:Vertical front porch for the even field
1338 * (aka field 2) of interlaced field formats
1339 * @il_vsync: Vertical Sync length for the even field
1340 * (aka field 2) of interlaced field formats
1341 * @il_vbackporch:Vertical back porch for the even field
1342 * (aka field 2) of interlaced field formats
1343 * @standards: Standards the timing belongs to
1344 * @flags: Flags
1345 * @picture_aspect: The picture aspect ratio (hor/vert).
1346 * @cea861_vic: VIC code as per the CEA-861 standard.
1347 * @hdmi_vic: VIC code as per the HDMI standard.
1348 * @reserved: Reserved fields, must be zeroed.
1349 *
1350 * A note regarding vertical interlaced timings: height refers to the total
1351 * height of the active video frame (= two fields). The blanking timings refer
1352 * to the blanking of each field. So the height of the total frame is
1353 * calculated as follows:
1354 *
1355 * tot_height = height + vfrontporch + vsync + vbackporch +
1356 * il_vfrontporch + il_vsync + il_vbackporch
1357 *
1358 * The active height of each field is height / 2.
1359 */
1360struct v4l2_bt_timings {
1361 __u32 width;
1362 __u32 height;
1363 __u32 interlaced;
1364 __u32 polarities;
1365 __u64 pixelclock;
1366 __u32 hfrontporch;
1367 __u32 hsync;
1368 __u32 hbackporch;
1369 __u32 vfrontporch;
1370 __u32 vsync;
1371 __u32 vbackporch;
1372 __u32 il_vfrontporch;
1373 __u32 il_vsync;
1374 __u32 il_vbackporch;
1375 __u32 standards;
1376 __u32 flags;
1377 struct v4l2_fract picture_aspect;
1378 __u8 cea861_vic;
1379 __u8 hdmi_vic;
1380 __u8 reserved[46];
1381} __attribute__ ((packed));
1382
1383/* Interlaced or progressive format */
1384#define V4L2_DV_PROGRESSIVE 0
1385#define V4L2_DV_INTERLACED 1
1386
1387/* Polarities. If bit is not set, it is assumed to be negative polarity */
1388#define V4L2_DV_VSYNC_POS_POL 0x00000001
1389#define V4L2_DV_HSYNC_POS_POL 0x00000002
1390
1391/* Timings standards */
1392#define V4L2_DV_BT_STD_CEA861 (1 << 0) /* CEA-861 Digital TV Profile */
1393#define V4L2_DV_BT_STD_DMT (1 << 1) /* VESA Discrete Monitor Timings */
1394#define V4L2_DV_BT_STD_CVT (1 << 2) /* VESA Coordinated Video Timings */
1395#define V4L2_DV_BT_STD_GTF (1 << 3) /* VESA Generalized Timings Formula */
1396#define V4L2_DV_BT_STD_SDI (1 << 4) /* SDI Timings */
1397
1398/* Flags */
1399
1400/*
1401 * CVT/GTF specific: timing uses reduced blanking (CVT) or the 'Secondary
1402 * GTF' curve (GTF). In both cases the horizontal and/or vertical blanking
1403 * intervals are reduced, allowing a higher resolution over the same
1404 * bandwidth. This is a read-only flag.
1405 */
1406#define V4L2_DV_FL_REDUCED_BLANKING (1 << 0)
1407/*
1408 * CEA-861 specific: set for CEA-861 formats with a framerate of a multiple
1409 * of six. These formats can be optionally played at 1 / 1.001 speed.
1410 * This is a read-only flag.
1411 */
1412#define V4L2_DV_FL_CAN_REDUCE_FPS (1 << 1)
1413/*
1414 * CEA-861 specific: only valid for video transmitters, the flag is cleared
1415 * by receivers.
1416 * If the framerate of the format is a multiple of six, then the pixelclock
1417 * used to set up the transmitter is divided by 1.001 to make it compatible
1418 * with 60 Hz based standards such as NTSC and PAL-M that use a framerate of
1419 * 29.97 Hz. Otherwise this flag is cleared. If the transmitter can't generate
1420 * such frequencies, then the flag will also be cleared.
1421 */
1422#define V4L2_DV_FL_REDUCED_FPS (1 << 2)
1423/*
1424 * Specific to interlaced formats: if set, then field 1 is really one half-line
1425 * longer and field 2 is really one half-line shorter, so each field has
1426 * exactly the same number of half-lines. Whether half-lines can be detected
1427 * or used depends on the hardware.
1428 */
1429#define V4L2_DV_FL_HALF_LINE (1 << 3)
1430/*
1431 * If set, then this is a Consumer Electronics (CE) video format. Such formats
1432 * differ from other formats (commonly called IT formats) in that if RGB
1433 * encoding is used then by default the RGB values use limited range (i.e.
1434 * use the range 16-235) as opposed to 0-255. All formats defined in CEA-861
1435 * except for the 640x480 format are CE formats.
1436 */
1437#define V4L2_DV_FL_IS_CE_VIDEO (1 << 4)
1438/* Some formats like SMPTE-125M have an interlaced signal with a odd
1439 * total height. For these formats, if this flag is set, the first
1440 * field has the extra line. If not, it is the second field.
1441 */
1442#define V4L2_DV_FL_FIRST_FIELD_EXTRA_LINE (1 << 5)
1443/*
1444 * If set, then the picture_aspect field is valid. Otherwise assume that the
1445 * pixels are square, so the picture aspect ratio is the same as the width to
1446 * height ratio.
1447 */
1448#define V4L2_DV_FL_HAS_PICTURE_ASPECT (1 << 6)
1449/*
1450 * If set, then the cea861_vic field is valid and contains the Video
1451 * Identification Code as per the CEA-861 standard.
1452 */
1453#define V4L2_DV_FL_HAS_CEA861_VIC (1 << 7)
1454/*
1455 * If set, then the hdmi_vic field is valid and contains the Video
1456 * Identification Code as per the HDMI standard (HDMI Vendor Specific
1457 * InfoFrame).
1458 */
1459#define V4L2_DV_FL_HAS_HDMI_VIC (1 << 8)
1460/*
1461 * CEA-861 specific: only valid for video receivers.
1462 * If set, then HW can detect the difference between regular FPS and
1463 * 1000/1001 FPS. Note: This flag is only valid for HDMI VIC codes with
1464 * the V4L2_DV_FL_CAN_REDUCE_FPS flag set.
1465 */
1466#define V4L2_DV_FL_CAN_DETECT_REDUCED_FPS (1 << 9)
1467
1468/* A few useful defines to calculate the total blanking and frame sizes */
1469#define V4L2_DV_BT_BLANKING_WIDTH(bt) \
1470 ((bt)->hfrontporch + (bt)->hsync + (bt)->hbackporch)
1471#define V4L2_DV_BT_FRAME_WIDTH(bt) \
1472 ((bt)->width + V4L2_DV_BT_BLANKING_WIDTH(bt))
1473#define V4L2_DV_BT_BLANKING_HEIGHT(bt) \
1474 ((bt)->vfrontporch + (bt)->vsync + (bt)->vbackporch + \
1475 (bt)->il_vfrontporch + (bt)->il_vsync + (bt)->il_vbackporch)
1476#define V4L2_DV_BT_FRAME_HEIGHT(bt) \
1477 ((bt)->height + V4L2_DV_BT_BLANKING_HEIGHT(bt))
1478
1479/** struct v4l2_dv_timings - DV timings
1480 * @type: the type of the timings
1481 * @bt: BT656/1120 timings
1482 */
1483struct v4l2_dv_timings {
1484 __u32 type;
1485 union {
1486 struct v4l2_bt_timings bt;
1487 __u32 reserved[32];
1488 };
1489} __attribute__ ((packed));
1490
1491/* Values for the type field */
1492#define V4L2_DV_BT_656_1120 0 /* BT.656/1120 timing type */
1493
1494
1495/** struct v4l2_enum_dv_timings - DV timings enumeration
1496 * @index: enumeration index
1497 * @pad: the pad number for which to enumerate timings (used with
1498 * v4l-subdev nodes only)
1499 * @reserved: must be zeroed
1500 * @timings: the timings for the given index
1501 */
1502struct v4l2_enum_dv_timings {
1503 __u32 index;
1504 __u32 pad;
1505 __u32 reserved[2];
1506 struct v4l2_dv_timings timings;
1507};
1508
1509/** struct v4l2_bt_timings_cap - BT.656/BT.1120 timing capabilities
1510 * @min_width: width in pixels
1511 * @max_width: width in pixels
1512 * @min_height: height in lines
1513 * @max_height: height in lines
1514 * @min_pixelclock: Pixel clock in HZ. Ex. 74.25MHz->74250000
1515 * @max_pixelclock: Pixel clock in HZ. Ex. 74.25MHz->74250000
1516 * @standards: Supported standards
1517 * @capabilities: Supported capabilities
1518 * @reserved: Must be zeroed
1519 */
1520struct v4l2_bt_timings_cap {
1521 __u32 min_width;
1522 __u32 max_width;
1523 __u32 min_height;
1524 __u32 max_height;
1525 __u64 min_pixelclock;
1526 __u64 max_pixelclock;
1527 __u32 standards;
1528 __u32 capabilities;
1529 __u32 reserved[16];
1530} __attribute__ ((packed));
1531
1532/* Supports interlaced formats */
1533#define V4L2_DV_BT_CAP_INTERLACED (1 << 0)
1534/* Supports progressive formats */
1535#define V4L2_DV_BT_CAP_PROGRESSIVE (1 << 1)
1536/* Supports CVT/GTF reduced blanking */
1537#define V4L2_DV_BT_CAP_REDUCED_BLANKING (1 << 2)
1538/* Supports custom formats */
1539#define V4L2_DV_BT_CAP_CUSTOM (1 << 3)
1540
1541/** struct v4l2_dv_timings_cap - DV timings capabilities
1542 * @type: the type of the timings (same as in struct v4l2_dv_timings)
1543 * @pad: the pad number for which to query capabilities (used with
1544 * v4l-subdev nodes only)
1545 * @bt: the BT656/1120 timings capabilities
1546 */
1547struct v4l2_dv_timings_cap {
1548 __u32 type;
1549 __u32 pad;
1550 __u32 reserved[2];
1551 union {
1552 struct v4l2_bt_timings_cap bt;
1553 __u32 raw_data[32];
1554 };
1555};
1556
1557
1558/*
1559 * V I D E O I N P U T S
1560 */
1561struct v4l2_input {
1562 __u32 index; /* Which input */
1563 __u8 name[32]; /* Label */
1564 __u32 type; /* Type of input */
1565 __u32 audioset; /* Associated audios (bitfield) */
1566 __u32 tuner; /* enum v4l2_tuner_type */
1567 v4l2_std_id std;
1568 __u32 status;
1569 __u32 capabilities;
1570 __u32 reserved[3];
1571};
1572
1573/* Values for the 'type' field */
1574#define V4L2_INPUT_TYPE_TUNER 1
1575#define V4L2_INPUT_TYPE_CAMERA 2
1576#define V4L2_INPUT_TYPE_TOUCH 3
1577
1578/* field 'status' - general */
1579#define V4L2_IN_ST_NO_POWER 0x00000001 /* Attached device is off */
1580#define V4L2_IN_ST_NO_SIGNAL 0x00000002
1581#define V4L2_IN_ST_NO_COLOR 0x00000004
1582
1583/* field 'status' - sensor orientation */
1584/* If sensor is mounted upside down set both bits */
1585#define V4L2_IN_ST_HFLIP 0x00000010 /* Frames are flipped horizontally */
1586#define V4L2_IN_ST_VFLIP 0x00000020 /* Frames are flipped vertically */
1587
1588/* field 'status' - analog */
1589#define V4L2_IN_ST_NO_H_LOCK 0x00000100 /* No horizontal sync lock */
1590#define V4L2_IN_ST_COLOR_KILL 0x00000200 /* Color killer is active */
1591#define V4L2_IN_ST_NO_V_LOCK 0x00000400 /* No vertical sync lock */
1592#define V4L2_IN_ST_NO_STD_LOCK 0x00000800 /* No standard format lock */
1593
1594/* field 'status' - digital */
1595#define V4L2_IN_ST_NO_SYNC 0x00010000 /* No synchronization lock */
1596#define V4L2_IN_ST_NO_EQU 0x00020000 /* No equalizer lock */
1597#define V4L2_IN_ST_NO_CARRIER 0x00040000 /* Carrier recovery failed */
1598
1599/* field 'status' - VCR and set-top box */
1600#define V4L2_IN_ST_MACROVISION 0x01000000 /* Macrovision detected */
1601#define V4L2_IN_ST_NO_ACCESS 0x02000000 /* Conditional access denied */
1602#define V4L2_IN_ST_VTR 0x04000000 /* VTR time constant */
1603
1604/* capabilities flags */
1605#define V4L2_IN_CAP_DV_TIMINGS 0x00000002 /* Supports S_DV_TIMINGS */
1606#define V4L2_IN_CAP_CUSTOM_TIMINGS V4L2_IN_CAP_DV_TIMINGS /* For compatibility */
1607#define V4L2_IN_CAP_STD 0x00000004 /* Supports S_STD */
1608#define V4L2_IN_CAP_NATIVE_SIZE 0x00000008 /* Supports setting native size */
1609
1610/*
1611 * V I D E O O U T P U T S
1612 */
1613struct v4l2_output {
1614 __u32 index; /* Which output */
1615 __u8 name[32]; /* Label */
1616 __u32 type; /* Type of output */
1617 __u32 audioset; /* Associated audios (bitfield) */
1618 __u32 modulator; /* Associated modulator */
1619 v4l2_std_id std;
1620 __u32 capabilities;
1621 __u32 reserved[3];
1622};
1623/* Values for the 'type' field */
1624#define V4L2_OUTPUT_TYPE_MODULATOR 1
1625#define V4L2_OUTPUT_TYPE_ANALOG 2
1626#define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY 3
1627
1628/* capabilities flags */
1629#define V4L2_OUT_CAP_DV_TIMINGS 0x00000002 /* Supports S_DV_TIMINGS */
1630#define V4L2_OUT_CAP_CUSTOM_TIMINGS V4L2_OUT_CAP_DV_TIMINGS /* For compatibility */
1631#define V4L2_OUT_CAP_STD 0x00000004 /* Supports S_STD */
1632#define V4L2_OUT_CAP_NATIVE_SIZE 0x00000008 /* Supports setting native size */
1633
1634/*
1635 * C O N T R O L S
1636 */
1637struct v4l2_control {
1638 __u32 id;
1639 __s32 value;
1640};
1641
1642struct v4l2_ext_control {
1643 __u32 id;
1644 __u32 size;
1645 __u32 reserved2[1];
1646 union {
1647 __s32 value;
1648 __s64 value64;
1649 char __user *string;
1650 __u8 __user *p_u8;
1651 __u16 __user *p_u16;
1652 __u32 __user *p_u32;
1653 void __user *ptr;
1654 };
1655} __attribute__ ((packed));
1656
1657struct v4l2_ext_controls {
1658 union {
1659#ifndef __KERNEL__
1660 __u32 ctrl_class;
1661#endif
1662 __u32 which;
1663 };
1664 __u32 count;
1665 __u32 error_idx;
1666 __s32 request_fd;
1667 __u32 reserved[1];
1668 struct v4l2_ext_control *controls;
1669};
1670
1671#define V4L2_CTRL_ID_MASK (0x0fffffff)
1672#ifndef __KERNEL__
1673#define V4L2_CTRL_ID2CLASS(id) ((id) & 0x0fff0000UL)
1674#endif
1675#define V4L2_CTRL_ID2WHICH(id) ((id) & 0x0fff0000UL)
1676#define V4L2_CTRL_DRIVER_PRIV(id) (((id) & 0xffff) >= 0x1000)
1677#define V4L2_CTRL_MAX_DIMS (4)
1678#define V4L2_CTRL_WHICH_CUR_VAL 0
1679#define V4L2_CTRL_WHICH_DEF_VAL 0x0f000000
1680#define V4L2_CTRL_WHICH_REQUEST_VAL 0x0f010000
1681
1682enum v4l2_ctrl_type {
1683 V4L2_CTRL_TYPE_INTEGER = 1,
1684 V4L2_CTRL_TYPE_BOOLEAN = 2,
1685 V4L2_CTRL_TYPE_MENU = 3,
1686 V4L2_CTRL_TYPE_BUTTON = 4,
1687 V4L2_CTRL_TYPE_INTEGER64 = 5,
1688 V4L2_CTRL_TYPE_CTRL_CLASS = 6,
1689 V4L2_CTRL_TYPE_STRING = 7,
1690 V4L2_CTRL_TYPE_BITMASK = 8,
1691 V4L2_CTRL_TYPE_INTEGER_MENU = 9,
1692
1693 /* Compound types are >= 0x0100 */
1694 V4L2_CTRL_COMPOUND_TYPES = 0x0100,
1695 V4L2_CTRL_TYPE_U8 = 0x0100,
1696 V4L2_CTRL_TYPE_U16 = 0x0101,
1697 V4L2_CTRL_TYPE_U32 = 0x0102,
1698};
1699
1700/* Used in the VIDIOC_QUERYCTRL ioctl for querying controls */
1701struct v4l2_queryctrl {
1702 __u32 id;
1703 __u32 type; /* enum v4l2_ctrl_type */
1704 __u8 name[32]; /* Whatever */
1705 __s32 minimum; /* Note signedness */
1706 __s32 maximum;
1707 __s32 step;
1708 __s32 default_value;
1709 __u32 flags;
1710 __u32 reserved[2];
1711};
1712
1713/* Used in the VIDIOC_QUERY_EXT_CTRL ioctl for querying extended controls */
1714struct v4l2_query_ext_ctrl {
1715 __u32 id;
1716 __u32 type;
1717 char name[32];
1718 __s64 minimum;
1719 __s64 maximum;
1720 __u64 step;
1721 __s64 default_value;
1722 __u32 flags;
1723 __u32 elem_size;
1724 __u32 elems;
1725 __u32 nr_of_dims;
1726 __u32 dims[V4L2_CTRL_MAX_DIMS];
1727 __u32 reserved[32];
1728};
1729
1730/* Used in the VIDIOC_QUERYMENU ioctl for querying menu items */
1731struct v4l2_querymenu {
1732 __u32 id;
1733 __u32 index;
1734 union {
1735 __u8 name[32]; /* Whatever */
1736 __s64 value;
1737 };
1738 __u32 reserved;
1739} __attribute__ ((packed));
1740
1741/* Control flags */
1742#define V4L2_CTRL_FLAG_DISABLED 0x0001
1743#define V4L2_CTRL_FLAG_GRABBED 0x0002
1744#define V4L2_CTRL_FLAG_READ_ONLY 0x0004
1745#define V4L2_CTRL_FLAG_UPDATE 0x0008
1746#define V4L2_CTRL_FLAG_INACTIVE 0x0010
1747#define V4L2_CTRL_FLAG_SLIDER 0x0020
1748#define V4L2_CTRL_FLAG_WRITE_ONLY 0x0040
1749#define V4L2_CTRL_FLAG_VOLATILE 0x0080
1750#define V4L2_CTRL_FLAG_HAS_PAYLOAD 0x0100
1751#define V4L2_CTRL_FLAG_EXECUTE_ON_WRITE 0x0200
1752#define V4L2_CTRL_FLAG_MODIFY_LAYOUT 0x0400
1753
1754/* Query flags, to be ORed with the control ID */
1755#define V4L2_CTRL_FLAG_NEXT_CTRL 0x80000000
1756#define V4L2_CTRL_FLAG_NEXT_COMPOUND 0x40000000
1757
1758/* User-class control IDs defined by V4L2 */
1759#define V4L2_CID_MAX_CTRLS 1024
1760/* IDs reserved for driver specific controls */
1761#define V4L2_CID_PRIVATE_BASE 0x08000000
1762
1763
1764/*
1765 * T U N I N G
1766 */
1767struct v4l2_tuner {
1768 __u32 index;
1769 __u8 name[32];
1770 __u32 type; /* enum v4l2_tuner_type */
1771 __u32 capability;
1772 __u32 rangelow;
1773 __u32 rangehigh;
1774 __u32 rxsubchans;
1775 __u32 audmode;
1776 __s32 signal;
1777 __s32 afc;
1778 __u32 reserved[4];
1779};
1780
1781struct v4l2_modulator {
1782 __u32 index;
1783 __u8 name[32];
1784 __u32 capability;
1785 __u32 rangelow;
1786 __u32 rangehigh;
1787 __u32 txsubchans;
1788 __u32 type; /* enum v4l2_tuner_type */
1789 __u32 reserved[3];
1790};
1791
1792/* Flags for the 'capability' field */
1793#define V4L2_TUNER_CAP_LOW 0x0001
1794#define V4L2_TUNER_CAP_NORM 0x0002
1795#define V4L2_TUNER_CAP_HWSEEK_BOUNDED 0x0004
1796#define V4L2_TUNER_CAP_HWSEEK_WRAP 0x0008
1797#define V4L2_TUNER_CAP_STEREO 0x0010
1798#define V4L2_TUNER_CAP_LANG2 0x0020
1799#define V4L2_TUNER_CAP_SAP 0x0020
1800#define V4L2_TUNER_CAP_LANG1 0x0040
1801#define V4L2_TUNER_CAP_RDS 0x0080
1802#define V4L2_TUNER_CAP_RDS_BLOCK_IO 0x0100
1803#define V4L2_TUNER_CAP_RDS_CONTROLS 0x0200
1804#define V4L2_TUNER_CAP_FREQ_BANDS 0x0400
1805#define V4L2_TUNER_CAP_HWSEEK_PROG_LIM 0x0800
1806#define V4L2_TUNER_CAP_1HZ 0x1000
1807
1808/* Flags for the 'rxsubchans' field */
1809#define V4L2_TUNER_SUB_MONO 0x0001
1810#define V4L2_TUNER_SUB_STEREO 0x0002
1811#define V4L2_TUNER_SUB_LANG2 0x0004
1812#define V4L2_TUNER_SUB_SAP 0x0004
1813#define V4L2_TUNER_SUB_LANG1 0x0008
1814#define V4L2_TUNER_SUB_RDS 0x0010
1815
1816/* Values for the 'audmode' field */
1817#define V4L2_TUNER_MODE_MONO 0x0000
1818#define V4L2_TUNER_MODE_STEREO 0x0001
1819#define V4L2_TUNER_MODE_LANG2 0x0002
1820#define V4L2_TUNER_MODE_SAP 0x0002
1821#define V4L2_TUNER_MODE_LANG1 0x0003
1822#define V4L2_TUNER_MODE_LANG1_LANG2 0x0004
1823
1824struct v4l2_frequency {
1825 __u32 tuner;
1826 __u32 type; /* enum v4l2_tuner_type */
1827 __u32 frequency;
1828 __u32 reserved[8];
1829};
1830
1831#define V4L2_BAND_MODULATION_VSB (1 << 1)
1832#define V4L2_BAND_MODULATION_FM (1 << 2)
1833#define V4L2_BAND_MODULATION_AM (1 << 3)
1834
1835struct v4l2_frequency_band {
1836 __u32 tuner;
1837 __u32 type; /* enum v4l2_tuner_type */
1838 __u32 index;
1839 __u32 capability;
1840 __u32 rangelow;
1841 __u32 rangehigh;
1842 __u32 modulation;
1843 __u32 reserved[9];
1844};
1845
1846struct v4l2_hw_freq_seek {
1847 __u32 tuner;
1848 __u32 type; /* enum v4l2_tuner_type */
1849 __u32 seek_upward;
1850 __u32 wrap_around;
1851 __u32 spacing;
1852 __u32 rangelow;
1853 __u32 rangehigh;
1854 __u32 reserved[5];
1855};
1856
1857/*
1858 * R D S
1859 */
1860
1861struct v4l2_rds_data {
1862 __u8 lsb;
1863 __u8 msb;
1864 __u8 block;
1865} __attribute__ ((packed));
1866
1867#define V4L2_RDS_BLOCK_MSK 0x7
1868#define V4L2_RDS_BLOCK_A 0
1869#define V4L2_RDS_BLOCK_B 1
1870#define V4L2_RDS_BLOCK_C 2
1871#define V4L2_RDS_BLOCK_D 3
1872#define V4L2_RDS_BLOCK_C_ALT 4
1873#define V4L2_RDS_BLOCK_INVALID 7
1874
1875#define V4L2_RDS_BLOCK_CORRECTED 0x40
1876#define V4L2_RDS_BLOCK_ERROR 0x80
1877
1878/*
1879 * A U D I O
1880 */
1881struct v4l2_audio {
1882 __u32 index;
1883 __u8 name[32];
1884 __u32 capability;
1885 __u32 mode;
1886 __u32 reserved[2];
1887};
1888
1889/* Flags for the 'capability' field */
1890#define V4L2_AUDCAP_STEREO 0x00001
1891#define V4L2_AUDCAP_AVL 0x00002
1892
1893/* Flags for the 'mode' field */
1894#define V4L2_AUDMODE_AVL 0x00001
1895
1896struct v4l2_audioout {
1897 __u32 index;
1898 __u8 name[32];
1899 __u32 capability;
1900 __u32 mode;
1901 __u32 reserved[2];
1902};
1903
1904/*
1905 * M P E G S E R V I C E S
1906 */
1907#if 1
1908#define V4L2_ENC_IDX_FRAME_I (0)
1909#define V4L2_ENC_IDX_FRAME_P (1)
1910#define V4L2_ENC_IDX_FRAME_B (2)
1911#define V4L2_ENC_IDX_FRAME_MASK (0xf)
1912
1913struct v4l2_enc_idx_entry {
1914 __u64 offset;
1915 __u64 pts;
1916 __u32 length;
1917 __u32 flags;
1918 __u32 reserved[2];
1919};
1920
1921#define V4L2_ENC_IDX_ENTRIES (64)
1922struct v4l2_enc_idx {
1923 __u32 entries;
1924 __u32 entries_cap;
1925 __u32 reserved[4];
1926 struct v4l2_enc_idx_entry entry[V4L2_ENC_IDX_ENTRIES];
1927};
1928
1929
1930#define V4L2_ENC_CMD_START (0)
1931#define V4L2_ENC_CMD_STOP (1)
1932#define V4L2_ENC_CMD_PAUSE (2)
1933#define V4L2_ENC_CMD_RESUME (3)
1934
1935/* Flags for V4L2_ENC_CMD_STOP */
1936#define V4L2_ENC_CMD_STOP_AT_GOP_END (1 << 0)
1937
1938struct v4l2_encoder_cmd {
1939 __u32 cmd;
1940 __u32 flags;
1941 union {
1942 struct {
1943 __u32 data[8];
1944 } raw;
1945 };
1946};
1947
1948/* Decoder commands */
1949#define V4L2_DEC_CMD_START (0)
1950#define V4L2_DEC_CMD_STOP (1)
1951#define V4L2_DEC_CMD_PAUSE (2)
1952#define V4L2_DEC_CMD_RESUME (3)
1953
1954/* Flags for V4L2_DEC_CMD_START */
1955#define V4L2_DEC_CMD_START_MUTE_AUDIO (1 << 0)
1956
1957/* Flags for V4L2_DEC_CMD_PAUSE */
1958#define V4L2_DEC_CMD_PAUSE_TO_BLACK (1 << 0)
1959
1960/* Flags for V4L2_DEC_CMD_STOP */
1961#define V4L2_DEC_CMD_STOP_TO_BLACK (1 << 0)
1962#define V4L2_DEC_CMD_STOP_IMMEDIATELY (1 << 1)
1963
1964/* Play format requirements (returned by the driver): */
1965
1966/* The decoder has no special format requirements */
1967#define V4L2_DEC_START_FMT_NONE (0)
1968/* The decoder requires full GOPs */
1969#define V4L2_DEC_START_FMT_GOP (1)
1970
1971/* The structure must be zeroed before use by the application
1972 This ensures it can be extended safely in the future. */
1973struct v4l2_decoder_cmd {
1974 __u32 cmd;
1975 __u32 flags;
1976 union {
1977 struct {
1978 __u64 pts;
1979 } stop;
1980
1981 struct {
1982 /* 0 or 1000 specifies normal speed,
1983 1 specifies forward single stepping,
1984 -1 specifies backward single stepping,
1985 >1: playback at speed/1000 of the normal speed,
1986 <-1: reverse playback at (-speed/1000) of the normal speed. */
1987 __s32 speed;
1988 __u32 format;
1989 } start;
1990
1991 struct {
1992 __u32 data[16];
1993 } raw;
1994 };
1995};
1996#endif
1997
1998
1999/*
2000 * D A T A S E R V I C E S ( V B I )
2001 *
2002 * Data services API by Michael Schimek
2003 */
2004
2005/* Raw VBI */
2006struct v4l2_vbi_format {
2007 __u32 sampling_rate; /* in 1 Hz */
2008 __u32 offset;
2009 __u32 samples_per_line;
2010 __u32 sample_format; /* V4L2_PIX_FMT_* */
2011 __s32 start[2];
2012 __u32 count[2];
2013 __u32 flags; /* V4L2_VBI_* */
2014 __u32 reserved[2]; /* must be zero */
2015};
2016
2017/* VBI flags */
2018#define V4L2_VBI_UNSYNC (1 << 0)
2019#define V4L2_VBI_INTERLACED (1 << 1)
2020
2021/* ITU-R start lines for each field */
2022#define V4L2_VBI_ITU_525_F1_START (1)
2023#define V4L2_VBI_ITU_525_F2_START (264)
2024#define V4L2_VBI_ITU_625_F1_START (1)
2025#define V4L2_VBI_ITU_625_F2_START (314)
2026
2027/* Sliced VBI
2028 *
2029 * This implements is a proposal V4L2 API to allow SLICED VBI
2030 * required for some hardware encoders. It should change without
2031 * notice in the definitive implementation.
2032 */
2033
2034struct v4l2_sliced_vbi_format {
2035 __u16 service_set;
2036 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
2037 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
2038 (equals frame lines 313-336 for 625 line video
2039 standards, 263-286 for 525 line standards) */
2040 __u16 service_lines[2][24];
2041 __u32 io_size;
2042 __u32 reserved[2]; /* must be zero */
2043};
2044
2045/* Teletext World System Teletext
2046 (WST), defined on ITU-R BT.653-2 */
2047#define V4L2_SLICED_TELETEXT_B (0x0001)
2048/* Video Program System, defined on ETS 300 231*/
2049#define V4L2_SLICED_VPS (0x0400)
2050/* Closed Caption, defined on EIA-608 */
2051#define V4L2_SLICED_CAPTION_525 (0x1000)
2052/* Wide Screen System, defined on ITU-R BT1119.1 */
2053#define V4L2_SLICED_WSS_625 (0x4000)
2054
2055#define V4L2_SLICED_VBI_525 (V4L2_SLICED_CAPTION_525)
2056#define V4L2_SLICED_VBI_625 (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625)
2057
2058struct v4l2_sliced_vbi_cap {
2059 __u16 service_set;
2060 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
2061 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
2062 (equals frame lines 313-336 for 625 line video
2063 standards, 263-286 for 525 line standards) */
2064 __u16 service_lines[2][24];
2065 __u32 type; /* enum v4l2_buf_type */
2066 __u32 reserved[3]; /* must be 0 */
2067};
2068
2069struct v4l2_sliced_vbi_data {
2070 __u32 id;
2071 __u32 field; /* 0: first field, 1: second field */
2072 __u32 line; /* 1-23 */
2073 __u32 reserved; /* must be 0 */
2074 __u8 data[48];
2075};
2076
2077/*
2078 * Sliced VBI data inserted into MPEG Streams
2079 */
2080
2081/*
2082 * V4L2_MPEG_STREAM_VBI_FMT_IVTV:
2083 *
2084 * Structure of payload contained in an MPEG 2 Private Stream 1 PES Packet in an
2085 * MPEG-2 Program Pack that contains V4L2_MPEG_STREAM_VBI_FMT_IVTV Sliced VBI
2086 * data
2087 *
2088 * Note, the MPEG-2 Program Pack and Private Stream 1 PES packet header
2089 * definitions are not included here. See the MPEG-2 specifications for details
2090 * on these headers.
2091 */
2092
2093/* Line type IDs */
2094#define V4L2_MPEG_VBI_IVTV_TELETEXT_B (1)
2095#define V4L2_MPEG_VBI_IVTV_CAPTION_525 (4)
2096#define V4L2_MPEG_VBI_IVTV_WSS_625 (5)
2097#define V4L2_MPEG_VBI_IVTV_VPS (7)
2098
2099struct v4l2_mpeg_vbi_itv0_line {
2100 __u8 id; /* One of V4L2_MPEG_VBI_IVTV_* above */
2101 __u8 data[42]; /* Sliced VBI data for the line */
2102} __attribute__ ((packed));
2103
2104struct v4l2_mpeg_vbi_itv0 {
2105 __le32 linemask[2]; /* Bitmasks of VBI service lines present */
2106 struct v4l2_mpeg_vbi_itv0_line line[35];
2107} __attribute__ ((packed));
2108
2109struct v4l2_mpeg_vbi_ITV0 {
2110 struct v4l2_mpeg_vbi_itv0_line line[36];
2111} __attribute__ ((packed));
2112
2113#define V4L2_MPEG_VBI_IVTV_MAGIC0 "itv0"
2114#define V4L2_MPEG_VBI_IVTV_MAGIC1 "ITV0"
2115
2116struct v4l2_mpeg_vbi_fmt_ivtv {
2117 __u8 magic[4];
2118 union {
2119 struct v4l2_mpeg_vbi_itv0 itv0;
2120 struct v4l2_mpeg_vbi_ITV0 ITV0;
2121 };
2122} __attribute__ ((packed));
2123
2124/*
2125 * A G G R E G A T E S T R U C T U R E S
2126 */
2127
2128/**
2129 * struct v4l2_plane_pix_format - additional, per-plane format definition
2130 * @sizeimage: maximum size in bytes required for data, for which
2131 * this plane will be used
2132 * @bytesperline: distance in bytes between the leftmost pixels in two
2133 * adjacent lines
2134 */
2135struct v4l2_plane_pix_format {
2136 __u32 sizeimage;
2137 __u32 bytesperline;
2138 __u16 reserved[6];
2139} __attribute__ ((packed));
2140
2141/**
2142 * struct v4l2_pix_format_mplane - multiplanar format definition
2143 * @width: image width in pixels
2144 * @height: image height in pixels
2145 * @pixelformat: little endian four character code (fourcc)
2146 * @field: enum v4l2_field; field order (for interlaced video)
2147 * @colorspace: enum v4l2_colorspace; supplemental to pixelformat
2148 * @plane_fmt: per-plane information
2149 * @num_planes: number of planes for this format
2150 * @flags: format flags (V4L2_PIX_FMT_FLAG_*)
2151 * @ycbcr_enc: enum v4l2_ycbcr_encoding, Y'CbCr encoding
2152 * @quantization: enum v4l2_quantization, colorspace quantization
2153 * @xfer_func: enum v4l2_xfer_func, colorspace transfer function
2154 */
2155struct v4l2_pix_format_mplane {
2156 __u32 width;
2157 __u32 height;
2158 __u32 pixelformat;
2159 __u32 field;
2160 __u32 colorspace;
2161
2162 struct v4l2_plane_pix_format plane_fmt[VIDEO_MAX_PLANES];
2163 __u8 num_planes;
2164 __u8 flags;
2165 union {
2166 __u8 ycbcr_enc;
2167 __u8 hsv_enc;
2168 };
2169 __u8 quantization;
2170 __u8 xfer_func;
2171 __u8 reserved[7];
2172} __attribute__ ((packed));
2173
2174/**
2175 * struct v4l2_sdr_format - SDR format definition
2176 * @pixelformat: little endian four character code (fourcc)
2177 * @buffersize: maximum size in bytes required for data
2178 */
2179struct v4l2_sdr_format {
2180 __u32 pixelformat;
2181 __u32 buffersize;
2182 __u8 reserved[24];
2183} __attribute__ ((packed));
2184
2185/**
2186 * struct v4l2_meta_format - metadata format definition
2187 * @dataformat: little endian four character code (fourcc)
2188 * @buffersize: maximum size in bytes required for data
2189 */
2190struct v4l2_meta_format {
2191 __u32 dataformat;
2192 __u32 buffersize;
2193} __attribute__ ((packed));
2194
2195/**
2196 * struct v4l2_format - stream data format
2197 * @type: enum v4l2_buf_type; type of the data stream
2198 * @pix: definition of an image format
2199 * @pix_mp: definition of a multiplanar image format
2200 * @win: definition of an overlaid image
2201 * @vbi: raw VBI capture or output parameters
2202 * @sliced: sliced VBI capture or output parameters
2203 * @raw_data: placeholder for future extensions and custom formats
2204 */
2205struct v4l2_format {
2206 __u32 type;
2207 union {
2208 struct v4l2_pix_format pix; /* V4L2_BUF_TYPE_VIDEO_CAPTURE */
2209 struct v4l2_pix_format_mplane pix_mp; /* V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE */
2210 struct v4l2_window win; /* V4L2_BUF_TYPE_VIDEO_OVERLAY */
2211 struct v4l2_vbi_format vbi; /* V4L2_BUF_TYPE_VBI_CAPTURE */
2212 struct v4l2_sliced_vbi_format sliced; /* V4L2_BUF_TYPE_SLICED_VBI_CAPTURE */
2213 struct v4l2_sdr_format sdr; /* V4L2_BUF_TYPE_SDR_CAPTURE */
2214 struct v4l2_meta_format meta; /* V4L2_BUF_TYPE_META_CAPTURE */
2215 __u8 raw_data[200]; /* user-defined */
2216 } fmt;
2217};
2218
2219/* Stream type-dependent parameters
2220 */
2221struct v4l2_streamparm {
2222 __u32 type; /* enum v4l2_buf_type */
2223 union {
2224 struct v4l2_captureparm capture;
2225 struct v4l2_outputparm output;
2226 __u8 raw_data[200]; /* user-defined */
2227 } parm;
2228};
2229
2230/*
2231 * E V E N T S
2232 */
2233
2234#define V4L2_EVENT_ALL 0
2235#define V4L2_EVENT_VSYNC 1
2236#define V4L2_EVENT_EOS 2
2237#define V4L2_EVENT_CTRL 3
2238#define V4L2_EVENT_FRAME_SYNC 4
2239#define V4L2_EVENT_SOURCE_CHANGE 5
2240#define V4L2_EVENT_MOTION_DET 6
2241#define V4L2_EVENT_PRIVATE_START 0x08000000
2242
2243/* Payload for V4L2_EVENT_VSYNC */
2244struct v4l2_event_vsync {
2245 /* Can be V4L2_FIELD_ANY, _NONE, _TOP or _BOTTOM */
2246 __u8 field;
2247} __attribute__ ((packed));
2248
2249/* Payload for V4L2_EVENT_CTRL */
2250#define V4L2_EVENT_CTRL_CH_VALUE (1 << 0)
2251#define V4L2_EVENT_CTRL_CH_FLAGS (1 << 1)
2252#define V4L2_EVENT_CTRL_CH_RANGE (1 << 2)
2253
2254struct v4l2_event_ctrl {
2255 __u32 changes;
2256 __u32 type;
2257 union {
2258 __s32 value;
2259 __s64 value64;
2260 };
2261 __u32 flags;
2262 __s32 minimum;
2263 __s32 maximum;
2264 __s32 step;
2265 __s32 default_value;
2266};
2267
2268struct v4l2_event_frame_sync {
2269 __u32 frame_sequence;
2270};
2271
2272#define V4L2_EVENT_SRC_CH_RESOLUTION (1 << 0)
2273
2274struct v4l2_event_src_change {
2275 __u32 changes;
2276};
2277
2278#define V4L2_EVENT_MD_FL_HAVE_FRAME_SEQ (1 << 0)
2279
2280/**
2281 * struct v4l2_event_motion_det - motion detection event
2282 * @flags: if V4L2_EVENT_MD_FL_HAVE_FRAME_SEQ is set, then the
2283 * frame_sequence field is valid.
2284 * @frame_sequence: the frame sequence number associated with this event.
2285 * @region_mask: which regions detected motion.
2286 */
2287struct v4l2_event_motion_det {
2288 __u32 flags;
2289 __u32 frame_sequence;
2290 __u32 region_mask;
2291};
2292
2293struct v4l2_event {
2294 __u32 type;
2295 union {
2296 struct v4l2_event_vsync vsync;
2297 struct v4l2_event_ctrl ctrl;
2298 struct v4l2_event_frame_sync frame_sync;
2299 struct v4l2_event_src_change src_change;
2300 struct v4l2_event_motion_det motion_det;
2301 __u8 data[64];
2302 } u;
2303 __u32 pending;
2304 __u32 sequence;
2305 struct timespec timestamp;
2306 __u32 id;
2307 __u32 reserved[8];
2308};
2309
2310#define V4L2_EVENT_SUB_FL_SEND_INITIAL (1 << 0)
2311#define V4L2_EVENT_SUB_FL_ALLOW_FEEDBACK (1 << 1)
2312
2313struct v4l2_event_subscription {
2314 __u32 type;
2315 __u32 id;
2316 __u32 flags;
2317 __u32 reserved[5];
2318};
2319
2320/*
2321 * A D V A N C E D D E B U G G I N G
2322 *
2323 * NOTE: EXPERIMENTAL API, NEVER RELY ON THIS IN APPLICATIONS!
2324 * FOR DEBUGGING, TESTING AND INTERNAL USE ONLY!
2325 */
2326
2327/* VIDIOC_DBG_G_REGISTER and VIDIOC_DBG_S_REGISTER */
2328
2329#define V4L2_CHIP_MATCH_BRIDGE 0 /* Match against chip ID on the bridge (0 for the bridge) */
2330#define V4L2_CHIP_MATCH_SUBDEV 4 /* Match against subdev index */
2331
2332/* The following four defines are no longer in use */
2333#define V4L2_CHIP_MATCH_HOST V4L2_CHIP_MATCH_BRIDGE
2334#define V4L2_CHIP_MATCH_I2C_DRIVER 1 /* Match against I2C driver name */
2335#define V4L2_CHIP_MATCH_I2C_ADDR 2 /* Match against I2C 7-bit address */
2336#define V4L2_CHIP_MATCH_AC97 3 /* Match against ancillary AC97 chip */
2337
2338struct v4l2_dbg_match {
2339 __u32 type; /* Match type */
2340 union { /* Match this chip, meaning determined by type */
2341 __u32 addr;
2342 char name[32];
2343 };
2344} __attribute__ ((packed));
2345
2346struct v4l2_dbg_register {
2347 struct v4l2_dbg_match match;
2348 __u32 size; /* register size in bytes */
2349 __u64 reg;
2350 __u64 val;
2351} __attribute__ ((packed));
2352
2353#define V4L2_CHIP_FL_READABLE (1 << 0)
2354#define V4L2_CHIP_FL_WRITABLE (1 << 1)
2355
2356/* VIDIOC_DBG_G_CHIP_INFO */
2357struct v4l2_dbg_chip_info {
2358 struct v4l2_dbg_match match;
2359 char name[32];
2360 __u32 flags;
2361 __u32 reserved[32];
2362} __attribute__ ((packed));
2363
2364/**
2365 * struct v4l2_create_buffers - VIDIOC_CREATE_BUFS argument
2366 * @index: on return, index of the first created buffer
2367 * @count: entry: number of requested buffers,
2368 * return: number of created buffers
2369 * @memory: enum v4l2_memory; buffer memory type
2370 * @format: frame format, for which buffers are requested
2371 * @capabilities: capabilities of this buffer type.
2372 * @reserved: future extensions
2373 */
2374struct v4l2_create_buffers {
2375 __u32 index;
2376 __u32 count;
2377 __u32 memory;
2378 struct v4l2_format format;
2379 __u32 capabilities;
2380 __u32 reserved[7];
2381};
2382
2383/*
2384 * 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
2385 *
2386 */
2387#define VIDIOC_QUERYCAP _IOR('V', 0, struct v4l2_capability)
2388#define VIDIOC_ENUM_FMT _IOWR('V', 2, struct v4l2_fmtdesc)
2389#define VIDIOC_G_FMT _IOWR('V', 4, struct v4l2_format)
2390#define VIDIOC_S_FMT _IOWR('V', 5, struct v4l2_format)
2391#define VIDIOC_REQBUFS _IOWR('V', 8, struct v4l2_requestbuffers)
2392#define VIDIOC_QUERYBUF _IOWR('V', 9, struct v4l2_buffer)
2393#define VIDIOC_G_FBUF _IOR('V', 10, struct v4l2_framebuffer)
2394#define VIDIOC_S_FBUF _IOW('V', 11, struct v4l2_framebuffer)
2395#define VIDIOC_OVERLAY _IOW('V', 14, int)
2396#define VIDIOC_QBUF _IOWR('V', 15, struct v4l2_buffer)
2397#define VIDIOC_EXPBUF _IOWR('V', 16, struct v4l2_exportbuffer)
2398#define VIDIOC_DQBUF _IOWR('V', 17, struct v4l2_buffer)
2399#define VIDIOC_STREAMON _IOW('V', 18, int)
2400#define VIDIOC_STREAMOFF _IOW('V', 19, int)
2401#define VIDIOC_G_PARM _IOWR('V', 21, struct v4l2_streamparm)
2402#define VIDIOC_S_PARM _IOWR('V', 22, struct v4l2_streamparm)
2403#define VIDIOC_G_STD _IOR('V', 23, v4l2_std_id)
2404#define VIDIOC_S_STD _IOW('V', 24, v4l2_std_id)
2405#define VIDIOC_ENUMSTD _IOWR('V', 25, struct v4l2_standard)
2406#define VIDIOC_ENUMINPUT _IOWR('V', 26, struct v4l2_input)
2407#define VIDIOC_G_CTRL _IOWR('V', 27, struct v4l2_control)
2408#define VIDIOC_S_CTRL _IOWR('V', 28, struct v4l2_control)
2409#define VIDIOC_G_TUNER _IOWR('V', 29, struct v4l2_tuner)
2410#define VIDIOC_S_TUNER _IOW('V', 30, struct v4l2_tuner)
2411#define VIDIOC_G_AUDIO _IOR('V', 33, struct v4l2_audio)
2412#define VIDIOC_S_AUDIO _IOW('V', 34, struct v4l2_audio)
2413#define VIDIOC_QUERYCTRL _IOWR('V', 36, struct v4l2_queryctrl)
2414#define VIDIOC_QUERYMENU _IOWR('V', 37, struct v4l2_querymenu)
2415#define VIDIOC_G_INPUT _IOR('V', 38, int)
2416#define VIDIOC_S_INPUT _IOWR('V', 39, int)
2417#define VIDIOC_G_EDID _IOWR('V', 40, struct v4l2_edid)
2418#define VIDIOC_S_EDID _IOWR('V', 41, struct v4l2_edid)
2419#define VIDIOC_G_OUTPUT _IOR('V', 46, int)
2420#define VIDIOC_S_OUTPUT _IOWR('V', 47, int)
2421#define VIDIOC_ENUMOUTPUT _IOWR('V', 48, struct v4l2_output)
2422#define VIDIOC_G_AUDOUT _IOR('V', 49, struct v4l2_audioout)
2423#define VIDIOC_S_AUDOUT _IOW('V', 50, struct v4l2_audioout)
2424#define VIDIOC_G_MODULATOR _IOWR('V', 54, struct v4l2_modulator)
2425#define VIDIOC_S_MODULATOR _IOW('V', 55, struct v4l2_modulator)
2426#define VIDIOC_G_FREQUENCY _IOWR('V', 56, struct v4l2_frequency)
2427#define VIDIOC_S_FREQUENCY _IOW('V', 57, struct v4l2_frequency)
2428#define VIDIOC_CROPCAP _IOWR('V', 58, struct v4l2_cropcap)
2429#define VIDIOC_G_CROP _IOWR('V', 59, struct v4l2_crop)
2430#define VIDIOC_S_CROP _IOW('V', 60, struct v4l2_crop)
2431#define VIDIOC_G_JPEGCOMP _IOR('V', 61, struct v4l2_jpegcompression)
2432#define VIDIOC_S_JPEGCOMP _IOW('V', 62, struct v4l2_jpegcompression)
2433#define VIDIOC_QUERYSTD _IOR('V', 63, v4l2_std_id)
2434#define VIDIOC_TRY_FMT _IOWR('V', 64, struct v4l2_format)
2435#define VIDIOC_ENUMAUDIO _IOWR('V', 65, struct v4l2_audio)
2436#define VIDIOC_ENUMAUDOUT _IOWR('V', 66, struct v4l2_audioout)
2437#define VIDIOC_G_PRIORITY _IOR('V', 67, __u32) /* enum v4l2_priority */
2438#define VIDIOC_S_PRIORITY _IOW('V', 68, __u32) /* enum v4l2_priority */
2439#define VIDIOC_G_SLICED_VBI_CAP _IOWR('V', 69, struct v4l2_sliced_vbi_cap)
2440#define VIDIOC_LOG_STATUS _IO('V', 70)
2441#define VIDIOC_G_EXT_CTRLS _IOWR('V', 71, struct v4l2_ext_controls)
2442#define VIDIOC_S_EXT_CTRLS _IOWR('V', 72, struct v4l2_ext_controls)
2443#define VIDIOC_TRY_EXT_CTRLS _IOWR('V', 73, struct v4l2_ext_controls)
2444#define VIDIOC_ENUM_FRAMESIZES _IOWR('V', 74, struct v4l2_frmsizeenum)
2445#define VIDIOC_ENUM_FRAMEINTERVALS _IOWR('V', 75, struct v4l2_frmivalenum)
2446#define VIDIOC_G_ENC_INDEX _IOR('V', 76, struct v4l2_enc_idx)
2447#define VIDIOC_ENCODER_CMD _IOWR('V', 77, struct v4l2_encoder_cmd)
2448#define VIDIOC_TRY_ENCODER_CMD _IOWR('V', 78, struct v4l2_encoder_cmd)
2449
2450/*
2451 * Experimental, meant for debugging, testing and internal use.
2452 * Only implemented if CONFIG_VIDEO_ADV_DEBUG is defined.
2453 * You must be root to use these ioctls. Never use these in applications!
2454 */
2455#define VIDIOC_DBG_S_REGISTER _IOW('V', 79, struct v4l2_dbg_register)
2456#define VIDIOC_DBG_G_REGISTER _IOWR('V', 80, struct v4l2_dbg_register)
2457
2458#define VIDIOC_S_HW_FREQ_SEEK _IOW('V', 82, struct v4l2_hw_freq_seek)
2459#define VIDIOC_S_DV_TIMINGS _IOWR('V', 87, struct v4l2_dv_timings)
2460#define VIDIOC_G_DV_TIMINGS _IOWR('V', 88, struct v4l2_dv_timings)
2461#define VIDIOC_DQEVENT _IOR('V', 89, struct v4l2_event)
2462#define VIDIOC_SUBSCRIBE_EVENT _IOW('V', 90, struct v4l2_event_subscription)
2463#define VIDIOC_UNSUBSCRIBE_EVENT _IOW('V', 91, struct v4l2_event_subscription)
2464#define VIDIOC_CREATE_BUFS _IOWR('V', 92, struct v4l2_create_buffers)
2465#define VIDIOC_PREPARE_BUF _IOWR('V', 93, struct v4l2_buffer)
2466#define VIDIOC_G_SELECTION _IOWR('V', 94, struct v4l2_selection)
2467#define VIDIOC_S_SELECTION _IOWR('V', 95, struct v4l2_selection)
2468#define VIDIOC_DECODER_CMD _IOWR('V', 96, struct v4l2_decoder_cmd)
2469#define VIDIOC_TRY_DECODER_CMD _IOWR('V', 97, struct v4l2_decoder_cmd)
2470#define VIDIOC_ENUM_DV_TIMINGS _IOWR('V', 98, struct v4l2_enum_dv_timings)
2471#define VIDIOC_QUERY_DV_TIMINGS _IOR('V', 99, struct v4l2_dv_timings)
2472#define VIDIOC_DV_TIMINGS_CAP _IOWR('V', 100, struct v4l2_dv_timings_cap)
2473#define VIDIOC_ENUM_FREQ_BANDS _IOWR('V', 101, struct v4l2_frequency_band)
2474
2475/*
2476 * Experimental, meant for debugging, testing and internal use.
2477 * Never use this in applications!
2478 */
2479#define VIDIOC_DBG_G_CHIP_INFO _IOWR('V', 102, struct v4l2_dbg_chip_info)
2480
2481#define VIDIOC_QUERY_EXT_CTRL _IOWR('V', 103, struct v4l2_query_ext_ctrl)
2482
2483/* Reminder: when adding new ioctls please add support for them to
2484 drivers/media/v4l2-core/v4l2-compat-ioctl32.c as well! */
2485
2486#define BASE_VIDIOC_PRIVATE 192 /* 192-255 are private */
2487
2488#endif /* _UAPI__LINUX_VIDEODEV2_H */
2489