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David Howells607ca462012-10-13 10:46:48 +01001/*
2 * Video for Linux Two header file
3 *
4 * Copyright (C) 1999-2012 the contributors
Pratap Nirujogi6e759912018-01-17 17:51:17 +05305 * Copyright (c) 2016-2018, The Linux Foundation. All rights reserved.
David Howells607ca462012-10-13 10:46:48 +01006 *
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 *
Mauro Carvalho Chehab991ce922015-12-04 10:38:59 -020050 * See https://linuxtv.org for more info
David Howells607ca462012-10-13 10:46:48 +010051 *
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 */
Praneeth Paladugub385a572017-03-17 11:10:18 -070073#define VIDEO_MAX_FRAME 64
David Howells607ca462012-10-13 10:46:48 +010074#define VIDEO_MAX_PLANES 8
75
David Howells607ca462012-10-13 10:46:48 +010076/*
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))
Laurent Pinchartfcc0d3d2014-07-21 17:06:33 -030083#define v4l2_fourcc_be(a, b, c, d) (v4l2_fourcc(a, b, c, d) | (1 << 31))
David Howells607ca462012-10-13 10:46:48 +010084
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)
Hans Verkuile34c4db2014-02-26 18:22:05 -0300129#define V4L2_FIELD_HAS_T_OR_B(field) \
130 ((field) == V4L2_FIELD_BOTTOM ||\
131 (field) == V4L2_FIELD_TOP ||\
132 (field) == V4L2_FIELD_ALTERNATE)
David Howells607ca462012-10-13 10:46:48 +0100133
134enum v4l2_buf_type {
135 V4L2_BUF_TYPE_VIDEO_CAPTURE = 1,
136 V4L2_BUF_TYPE_VIDEO_OUTPUT = 2,
137 V4L2_BUF_TYPE_VIDEO_OVERLAY = 3,
138 V4L2_BUF_TYPE_VBI_CAPTURE = 4,
139 V4L2_BUF_TYPE_VBI_OUTPUT = 5,
140 V4L2_BUF_TYPE_SLICED_VBI_CAPTURE = 6,
141 V4L2_BUF_TYPE_SLICED_VBI_OUTPUT = 7,
David Howells607ca462012-10-13 10:46:48 +0100142 V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY = 8,
David Howells607ca462012-10-13 10:46:48 +0100143 V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE = 9,
144 V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE = 10,
Antti Palosaari6f3073b2013-12-12 13:34:30 -0300145 V4L2_BUF_TYPE_SDR_CAPTURE = 11,
Antti Palosaari9effc722015-10-10 13:51:00 -0300146 V4L2_BUF_TYPE_SDR_OUTPUT = 12,
David Howells607ca462012-10-13 10:46:48 +0100147 /* Deprecated, do not use */
148 V4L2_BUF_TYPE_PRIVATE = 0x80,
149};
150
151#define V4L2_TYPE_IS_MULTIPLANAR(type) \
152 ((type) == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE \
153 || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
154
155#define V4L2_TYPE_IS_OUTPUT(type) \
156 ((type) == V4L2_BUF_TYPE_VIDEO_OUTPUT \
157 || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE \
158 || (type) == V4L2_BUF_TYPE_VIDEO_OVERLAY \
159 || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY \
160 || (type) == V4L2_BUF_TYPE_VBI_OUTPUT \
Antti Palosaari9effc722015-10-10 13:51:00 -0300161 || (type) == V4L2_BUF_TYPE_SLICED_VBI_OUTPUT \
162 || (type) == V4L2_BUF_TYPE_SDR_OUTPUT)
David Howells607ca462012-10-13 10:46:48 +0100163
164enum v4l2_tuner_type {
165 V4L2_TUNER_RADIO = 1,
166 V4L2_TUNER_ANALOG_TV = 2,
167 V4L2_TUNER_DIGITAL_TV = 3,
Antti Palosaarif3c3ece2015-10-10 13:50:57 -0300168 V4L2_TUNER_SDR = 4,
Antti Palosaari84099a22013-12-11 20:24:02 -0300169 V4L2_TUNER_RF = 5,
David Howells607ca462012-10-13 10:46:48 +0100170};
171
Antti Palosaarif3c3ece2015-10-10 13:50:57 -0300172/* Deprecated, do not use */
173#define V4L2_TUNER_ADC V4L2_TUNER_SDR
174
David Howells607ca462012-10-13 10:46:48 +0100175enum v4l2_memory {
176 V4L2_MEMORY_MMAP = 1,
177 V4L2_MEMORY_USERPTR = 2,
178 V4L2_MEMORY_OVERLAY = 3,
Sumit Semwal051c7782012-06-14 10:37:35 -0300179 V4L2_MEMORY_DMABUF = 4,
David Howells607ca462012-10-13 10:46:48 +0100180};
181
182/* see also http://vektor.theorem.ca/graphics/ycbcr/ */
183enum v4l2_colorspace {
Hans Verkuile01dfc02015-05-15 09:29:05 -0300184 /*
185 * Default colorspace, i.e. let the driver figure it out.
186 * Can only be used with video capture.
187 */
188 V4L2_COLORSPACE_DEFAULT = 0,
189
Hans Verkuild5735d62014-11-17 09:06:42 -0300190 /* SMPTE 170M: used for broadcast NTSC/PAL SDTV */
David Howells607ca462012-10-13 10:46:48 +0100191 V4L2_COLORSPACE_SMPTE170M = 1,
192
Hans Verkuild5735d62014-11-17 09:06:42 -0300193 /* Obsolete pre-1998 SMPTE 240M HDTV standard, superseded by Rec 709 */
David Howells607ca462012-10-13 10:46:48 +0100194 V4L2_COLORSPACE_SMPTE240M = 2,
195
Hans Verkuild5735d62014-11-17 09:06:42 -0300196 /* Rec.709: used for HDTV */
David Howells607ca462012-10-13 10:46:48 +0100197 V4L2_COLORSPACE_REC709 = 3,
198
Hans Verkuild5735d62014-11-17 09:06:42 -0300199 /*
200 * Deprecated, do not use. No driver will ever return this. This was
201 * based on a misunderstanding of the bt878 datasheet.
202 */
David Howells607ca462012-10-13 10:46:48 +0100203 V4L2_COLORSPACE_BT878 = 4,
204
Hans Verkuild5735d62014-11-17 09:06:42 -0300205 /*
206 * NTSC 1953 colorspace. This only makes sense when dealing with
207 * really, really old NTSC recordings. Superseded by SMPTE 170M.
208 */
David Howells607ca462012-10-13 10:46:48 +0100209 V4L2_COLORSPACE_470_SYSTEM_M = 5,
Hans Verkuild5735d62014-11-17 09:06:42 -0300210
211 /*
212 * EBU Tech 3213 PAL/SECAM colorspace. This only makes sense when
213 * dealing with really old PAL/SECAM recordings. Superseded by
214 * SMPTE 170M.
215 */
David Howells607ca462012-10-13 10:46:48 +0100216 V4L2_COLORSPACE_470_SYSTEM_BG = 6,
217
Hans Verkuild5735d62014-11-17 09:06:42 -0300218 /*
219 * Effectively shorthand for V4L2_COLORSPACE_SRGB, V4L2_YCBCR_ENC_601
220 * and V4L2_QUANTIZATION_FULL_RANGE. To be used for (Motion-)JPEG.
David Howells607ca462012-10-13 10:46:48 +0100221 */
222 V4L2_COLORSPACE_JPEG = 7,
223
Hans Verkuild5735d62014-11-17 09:06:42 -0300224 /* For RGB colorspaces such as produces by most webcams. */
David Howells607ca462012-10-13 10:46:48 +0100225 V4L2_COLORSPACE_SRGB = 8,
Hans Verkuild5735d62014-11-17 09:06:42 -0300226
227 /* AdobeRGB colorspace */
228 V4L2_COLORSPACE_ADOBERGB = 9,
229
230 /* BT.2020 colorspace, used for UHDTV. */
231 V4L2_COLORSPACE_BT2020 = 10,
Hans Verkuiladdad102015-05-15 09:29:07 -0300232
233 /* Raw colorspace: for RAW unprocessed images */
234 V4L2_COLORSPACE_RAW = 11,
Hans Verkuil529a79602015-09-13 13:41:29 -0300235
236 /* DCI-P3 colorspace, used by cinema projectors */
237 V4L2_COLORSPACE_DCI_P3 = 12,
Hans Verkuild5735d62014-11-17 09:06:42 -0300238};
239
Hans Verkuil3818c4d2015-05-15 09:29:09 -0300240/*
241 * Determine how COLORSPACE_DEFAULT should map to a proper colorspace.
242 * This depends on whether this is a SDTV image (use SMPTE 170M), an
243 * HDTV image (use Rec. 709), or something else (use sRGB).
244 */
245#define V4L2_MAP_COLORSPACE_DEFAULT(is_sdtv, is_hdtv) \
246 ((is_sdtv) ? V4L2_COLORSPACE_SMPTE170M : \
247 ((is_hdtv) ? V4L2_COLORSPACE_REC709 : V4L2_COLORSPACE_SRGB))
248
Hans Verkuil74fdcb22015-04-28 08:49:09 -0300249enum v4l2_xfer_func {
250 /*
251 * Mapping of V4L2_XFER_FUNC_DEFAULT to actual transfer functions
252 * for the various colorspaces:
253 *
254 * V4L2_COLORSPACE_SMPTE170M, V4L2_COLORSPACE_470_SYSTEM_M,
255 * V4L2_COLORSPACE_470_SYSTEM_BG, V4L2_COLORSPACE_REC709 and
256 * V4L2_COLORSPACE_BT2020: V4L2_XFER_FUNC_709
257 *
258 * V4L2_COLORSPACE_SRGB, V4L2_COLORSPACE_JPEG: V4L2_XFER_FUNC_SRGB
259 *
260 * V4L2_COLORSPACE_ADOBERGB: V4L2_XFER_FUNC_ADOBERGB
261 *
262 * V4L2_COLORSPACE_SMPTE240M: V4L2_XFER_FUNC_SMPTE240M
263 *
264 * V4L2_COLORSPACE_RAW: V4L2_XFER_FUNC_NONE
Hans Verkuil529a79602015-09-13 13:41:29 -0300265 *
266 * V4L2_COLORSPACE_DCI_P3: V4L2_XFER_FUNC_DCI_P3
Hans Verkuil74fdcb22015-04-28 08:49:09 -0300267 */
268 V4L2_XFER_FUNC_DEFAULT = 0,
269 V4L2_XFER_FUNC_709 = 1,
270 V4L2_XFER_FUNC_SRGB = 2,
271 V4L2_XFER_FUNC_ADOBERGB = 3,
272 V4L2_XFER_FUNC_SMPTE240M = 4,
273 V4L2_XFER_FUNC_NONE = 5,
Hans Verkuil529a79602015-09-13 13:41:29 -0300274 V4L2_XFER_FUNC_DCI_P3 = 6,
Hans Verkuil2bdd2802015-09-13 16:15:18 -0300275 V4L2_XFER_FUNC_SMPTE2084 = 7,
Hans Verkuil74fdcb22015-04-28 08:49:09 -0300276};
277
278/*
279 * Determine how XFER_FUNC_DEFAULT should map to a proper transfer function.
280 * This depends on the colorspace.
281 */
282#define V4L2_MAP_XFER_FUNC_DEFAULT(colsp) \
Hans Verkuilf8d55562015-06-15 10:52:40 -0300283 ((colsp) == V4L2_COLORSPACE_ADOBERGB ? V4L2_XFER_FUNC_ADOBERGB : \
Hans Verkuil74fdcb22015-04-28 08:49:09 -0300284 ((colsp) == V4L2_COLORSPACE_SMPTE240M ? V4L2_XFER_FUNC_SMPTE240M : \
Hans Verkuil529a79602015-09-13 13:41:29 -0300285 ((colsp) == V4L2_COLORSPACE_DCI_P3 ? V4L2_XFER_FUNC_DCI_P3 : \
286 ((colsp) == V4L2_COLORSPACE_RAW ? V4L2_XFER_FUNC_NONE : \
287 ((colsp) == V4L2_COLORSPACE_SRGB || (colsp) == V4L2_COLORSPACE_JPEG ? \
288 V4L2_XFER_FUNC_SRGB : V4L2_XFER_FUNC_709)))))
Hans Verkuil74fdcb22015-04-28 08:49:09 -0300289
Hans Verkuild5735d62014-11-17 09:06:42 -0300290enum v4l2_ycbcr_encoding {
291 /*
292 * Mapping of V4L2_YCBCR_ENC_DEFAULT to actual encodings for the
293 * various colorspaces:
294 *
295 * V4L2_COLORSPACE_SMPTE170M, V4L2_COLORSPACE_470_SYSTEM_M,
Hans Verkuiladca8c82016-08-04 06:01:48 -0300296 * V4L2_COLORSPACE_470_SYSTEM_BG, V4L2_COLORSPACE_SRGB,
297 * V4L2_COLORSPACE_ADOBERGB and V4L2_COLORSPACE_JPEG: V4L2_YCBCR_ENC_601
Hans Verkuild5735d62014-11-17 09:06:42 -0300298 *
Hans Verkuil529a79602015-09-13 13:41:29 -0300299 * V4L2_COLORSPACE_REC709 and V4L2_COLORSPACE_DCI_P3: V4L2_YCBCR_ENC_709
Hans Verkuild5735d62014-11-17 09:06:42 -0300300 *
Hans Verkuild5735d62014-11-17 09:06:42 -0300301 * V4L2_COLORSPACE_BT2020: V4L2_YCBCR_ENC_BT2020
302 *
303 * V4L2_COLORSPACE_SMPTE240M: V4L2_YCBCR_ENC_SMPTE240M
304 */
305 V4L2_YCBCR_ENC_DEFAULT = 0,
306
307 /* ITU-R 601 -- SDTV */
308 V4L2_YCBCR_ENC_601 = 1,
309
310 /* Rec. 709 -- HDTV */
311 V4L2_YCBCR_ENC_709 = 2,
312
313 /* ITU-R 601/EN 61966-2-4 Extended Gamut -- SDTV */
314 V4L2_YCBCR_ENC_XV601 = 3,
315
316 /* Rec. 709/EN 61966-2-4 Extended Gamut -- HDTV */
317 V4L2_YCBCR_ENC_XV709 = 4,
318
Hans Verkuiladca8c82016-08-04 06:01:48 -0300319#ifndef __KERNEL__
320 /*
321 * sYCC (Y'CbCr encoding of sRGB), identical to ENC_601. It was added
322 * originally due to a misunderstanding of the sYCC standard. It should
323 * not be used, instead use V4L2_YCBCR_ENC_601.
324 */
Hans Verkuild5735d62014-11-17 09:06:42 -0300325 V4L2_YCBCR_ENC_SYCC = 5,
Hans Verkuiladca8c82016-08-04 06:01:48 -0300326#endif
Hans Verkuild5735d62014-11-17 09:06:42 -0300327
328 /* BT.2020 Non-constant Luminance Y'CbCr */
329 V4L2_YCBCR_ENC_BT2020 = 6,
330
331 /* BT.2020 Constant Luminance Y'CbcCrc */
332 V4L2_YCBCR_ENC_BT2020_CONST_LUM = 7,
333
334 /* SMPTE 240M -- Obsolete HDTV */
335 V4L2_YCBCR_ENC_SMPTE240M = 8,
336};
337
Hans Verkuil3818c4d2015-05-15 09:29:09 -0300338/*
339 * Determine how YCBCR_ENC_DEFAULT should map to a proper Y'CbCr encoding.
340 * This depends on the colorspace.
341 */
342#define V4L2_MAP_YCBCR_ENC_DEFAULT(colsp) \
Hans Verkuil529a79602015-09-13 13:41:29 -0300343 (((colsp) == V4L2_COLORSPACE_REC709 || \
344 (colsp) == V4L2_COLORSPACE_DCI_P3) ? V4L2_YCBCR_ENC_709 : \
Hans Verkuil3818c4d2015-05-15 09:29:09 -0300345 ((colsp) == V4L2_COLORSPACE_BT2020 ? V4L2_YCBCR_ENC_BT2020 : \
346 ((colsp) == V4L2_COLORSPACE_SMPTE240M ? V4L2_YCBCR_ENC_SMPTE240M : \
347 V4L2_YCBCR_ENC_601)))
348
Hans Verkuild5735d62014-11-17 09:06:42 -0300349enum v4l2_quantization {
350 /*
Hans Verkuilaa05b972015-03-08 04:53:32 -0300351 * The default for R'G'B' quantization is always full range, except
352 * for the BT2020 colorspace. For Y'CbCr the quantization is always
Hans Verkuil7b071232017-02-10 07:18:36 -0200353 * limited range, except for COLORSPACE_JPEG, XV601 or XV709: those
354 * are full range.
Hans Verkuild5735d62014-11-17 09:06:42 -0300355 */
356 V4L2_QUANTIZATION_DEFAULT = 0,
357 V4L2_QUANTIZATION_FULL_RANGE = 1,
358 V4L2_QUANTIZATION_LIM_RANGE = 2,
David Howells607ca462012-10-13 10:46:48 +0100359};
360
Hans Verkuil3818c4d2015-05-15 09:29:09 -0300361/*
362 * Determine how QUANTIZATION_DEFAULT should map to a proper quantization.
363 * This depends on whether the image is RGB or not, the colorspace and the
364 * Y'CbCr encoding.
365 */
366#define V4L2_MAP_QUANTIZATION_DEFAULT(is_rgb, colsp, ycbcr_enc) \
367 (((is_rgb) && (colsp) == V4L2_COLORSPACE_BT2020) ? V4L2_QUANTIZATION_LIM_RANGE : \
368 (((is_rgb) || (ycbcr_enc) == V4L2_YCBCR_ENC_XV601 || \
Hans Verkuil7b071232017-02-10 07:18:36 -0200369 (ycbcr_enc) == V4L2_YCBCR_ENC_XV709 || (colsp) == V4L2_COLORSPACE_JPEG) ? \
Hans Verkuil3818c4d2015-05-15 09:29:09 -0300370 V4L2_QUANTIZATION_FULL_RANGE : V4L2_QUANTIZATION_LIM_RANGE))
371
David Howells607ca462012-10-13 10:46:48 +0100372enum v4l2_priority {
373 V4L2_PRIORITY_UNSET = 0, /* not initialized */
374 V4L2_PRIORITY_BACKGROUND = 1,
375 V4L2_PRIORITY_INTERACTIVE = 2,
376 V4L2_PRIORITY_RECORD = 3,
377 V4L2_PRIORITY_DEFAULT = V4L2_PRIORITY_INTERACTIVE,
378};
379
380struct v4l2_rect {
381 __s32 left;
382 __s32 top;
Ricardo Ribaldaf90580c2013-11-26 05:31:42 -0300383 __u32 width;
384 __u32 height;
David Howells607ca462012-10-13 10:46:48 +0100385};
386
387struct v4l2_fract {
388 __u32 numerator;
389 __u32 denominator;
390};
391
392/**
393 * struct v4l2_capability - Describes V4L2 device caps returned by VIDIOC_QUERYCAP
394 *
395 * @driver: name of the driver module (e.g. "bttv")
396 * @card: name of the card (e.g. "Hauppauge WinTV")
397 * @bus_info: name of the bus (e.g. "PCI:" + pci_name(pci_dev) )
398 * @version: KERNEL_VERSION
399 * @capabilities: capabilities of the physical device as a whole
400 * @device_caps: capabilities accessed via this particular device (node)
401 * @reserved: reserved fields for future extensions
402 */
403struct v4l2_capability {
404 __u8 driver[16];
405 __u8 card[32];
406 __u8 bus_info[32];
407 __u32 version;
408 __u32 capabilities;
409 __u32 device_caps;
410 __u32 reserved[3];
411};
412
413/* Values for 'capabilities' field */
414#define V4L2_CAP_VIDEO_CAPTURE 0x00000001 /* Is a video capture device */
415#define V4L2_CAP_VIDEO_OUTPUT 0x00000002 /* Is a video output device */
416#define V4L2_CAP_VIDEO_OVERLAY 0x00000004 /* Can do video overlay */
417#define V4L2_CAP_VBI_CAPTURE 0x00000010 /* Is a raw VBI capture device */
418#define V4L2_CAP_VBI_OUTPUT 0x00000020 /* Is a raw VBI output device */
419#define V4L2_CAP_SLICED_VBI_CAPTURE 0x00000040 /* Is a sliced VBI capture device */
420#define V4L2_CAP_SLICED_VBI_OUTPUT 0x00000080 /* Is a sliced VBI output device */
421#define V4L2_CAP_RDS_CAPTURE 0x00000100 /* RDS data capture */
422#define V4L2_CAP_VIDEO_OUTPUT_OVERLAY 0x00000200 /* Can do video output overlay */
423#define V4L2_CAP_HW_FREQ_SEEK 0x00000400 /* Can do hardware frequency seek */
424#define V4L2_CAP_RDS_OUTPUT 0x00000800 /* Is an RDS encoder */
425
426/* Is a video capture device that supports multiplanar formats */
427#define V4L2_CAP_VIDEO_CAPTURE_MPLANE 0x00001000
428/* Is a video output device that supports multiplanar formats */
429#define V4L2_CAP_VIDEO_OUTPUT_MPLANE 0x00002000
430/* Is a video mem-to-mem device that supports multiplanar formats */
431#define V4L2_CAP_VIDEO_M2M_MPLANE 0x00004000
432/* Is a video mem-to-mem device */
433#define V4L2_CAP_VIDEO_M2M 0x00008000
434
435#define V4L2_CAP_TUNER 0x00010000 /* has a tuner */
436#define V4L2_CAP_AUDIO 0x00020000 /* has audio support */
437#define V4L2_CAP_RADIO 0x00040000 /* is a radio device */
438#define V4L2_CAP_MODULATOR 0x00080000 /* has a modulator */
439
Antti Palosaaric9c54f72013-12-17 17:41:12 -0300440#define V4L2_CAP_SDR_CAPTURE 0x00100000 /* Is a SDR capture device */
Laurent Pinchartd52e2382014-05-27 09:41:05 -0300441#define V4L2_CAP_EXT_PIX_FORMAT 0x00200000 /* Supports the extended pixel format */
Antti Palosaari9effc722015-10-10 13:51:00 -0300442#define V4L2_CAP_SDR_OUTPUT 0x00400000 /* Is a SDR output device */
Antti Palosaaric9c54f72013-12-17 17:41:12 -0300443
David Howells607ca462012-10-13 10:46:48 +0100444#define V4L2_CAP_READWRITE 0x01000000 /* read/write systemcalls */
445#define V4L2_CAP_ASYNCIO 0x02000000 /* async I/O */
446#define V4L2_CAP_STREAMING 0x04000000 /* streaming I/O ioctls */
447
Nick Dyerb2fe22d2016-07-18 18:10:30 -0300448#define V4L2_CAP_TOUCH 0x10000000 /* Is a touch device */
449
David Howells607ca462012-10-13 10:46:48 +0100450#define V4L2_CAP_DEVICE_CAPS 0x80000000 /* sets device capabilities field */
451
452/*
453 * V I D E O I M A G E F O R M A T
454 */
455struct v4l2_pix_format {
456 __u32 width;
457 __u32 height;
458 __u32 pixelformat;
459 __u32 field; /* enum v4l2_field */
460 __u32 bytesperline; /* for padding, zero if unused */
461 __u32 sizeimage;
462 __u32 colorspace; /* enum v4l2_colorspace */
463 __u32 priv; /* private data, depends on pixelformat */
Laurent Pinchartc96fd462014-05-27 10:12:43 -0300464 __u32 flags; /* format flags (V4L2_PIX_FMT_FLAG_*) */
Hans Verkuild5735d62014-11-17 09:06:42 -0300465 __u32 ycbcr_enc; /* enum v4l2_ycbcr_encoding */
466 __u32 quantization; /* enum v4l2_quantization */
Hans Verkuil74fdcb22015-04-28 08:49:09 -0300467 __u32 xfer_func; /* enum v4l2_xfer_func */
David Howells607ca462012-10-13 10:46:48 +0100468};
469
470/* Pixel format FOURCC depth Description */
471
472/* RGB formats */
473#define V4L2_PIX_FMT_RGB332 v4l2_fourcc('R', 'G', 'B', '1') /* 8 RGB-3-3-2 */
474#define V4L2_PIX_FMT_RGB444 v4l2_fourcc('R', '4', '4', '4') /* 16 xxxxrrrr ggggbbbb */
Laurent Pinchart977ff0e2014-05-21 22:07:55 -0300475#define V4L2_PIX_FMT_ARGB444 v4l2_fourcc('A', 'R', '1', '2') /* 16 aaaarrrr ggggbbbb */
476#define V4L2_PIX_FMT_XRGB444 v4l2_fourcc('X', 'R', '1', '2') /* 16 xxxxrrrr ggggbbbb */
David Howells607ca462012-10-13 10:46:48 +0100477#define V4L2_PIX_FMT_RGB555 v4l2_fourcc('R', 'G', 'B', 'O') /* 16 RGB-5-5-5 */
Laurent Pinchart977ff0e2014-05-21 22:07:55 -0300478#define V4L2_PIX_FMT_ARGB555 v4l2_fourcc('A', 'R', '1', '5') /* 16 ARGB-1-5-5-5 */
479#define V4L2_PIX_FMT_XRGB555 v4l2_fourcc('X', 'R', '1', '5') /* 16 XRGB-1-5-5-5 */
David Howells607ca462012-10-13 10:46:48 +0100480#define V4L2_PIX_FMT_RGB565 v4l2_fourcc('R', 'G', 'B', 'P') /* 16 RGB-5-6-5 */
481#define V4L2_PIX_FMT_RGB555X v4l2_fourcc('R', 'G', 'B', 'Q') /* 16 RGB-5-5-5 BE */
Laurent Pinchartfcc0d3d2014-07-21 17:06:33 -0300482#define V4L2_PIX_FMT_ARGB555X v4l2_fourcc_be('A', 'R', '1', '5') /* 16 ARGB-5-5-5 BE */
483#define V4L2_PIX_FMT_XRGB555X v4l2_fourcc_be('X', 'R', '1', '5') /* 16 XRGB-5-5-5 BE */
David Howells607ca462012-10-13 10:46:48 +0100484#define V4L2_PIX_FMT_RGB565X v4l2_fourcc('R', 'G', 'B', 'R') /* 16 RGB-5-6-5 BE */
485#define V4L2_PIX_FMT_BGR666 v4l2_fourcc('B', 'G', 'R', 'H') /* 18 BGR-6-6-6 */
486#define V4L2_PIX_FMT_BGR24 v4l2_fourcc('B', 'G', 'R', '3') /* 24 BGR-8-8-8 */
487#define V4L2_PIX_FMT_RGB24 v4l2_fourcc('R', 'G', 'B', '3') /* 24 RGB-8-8-8 */
488#define V4L2_PIX_FMT_BGR32 v4l2_fourcc('B', 'G', 'R', '4') /* 32 BGR-8-8-8-8 */
Laurent Pinchart977ff0e2014-05-21 22:07:55 -0300489#define V4L2_PIX_FMT_ABGR32 v4l2_fourcc('A', 'R', '2', '4') /* 32 BGRA-8-8-8-8 */
490#define V4L2_PIX_FMT_XBGR32 v4l2_fourcc('X', 'R', '2', '4') /* 32 BGRX-8-8-8-8 */
David Howells607ca462012-10-13 10:46:48 +0100491#define V4L2_PIX_FMT_RGB32 v4l2_fourcc('R', 'G', 'B', '4') /* 32 RGB-8-8-8-8 */
Laurent Pinchart977ff0e2014-05-21 22:07:55 -0300492#define V4L2_PIX_FMT_ARGB32 v4l2_fourcc('B', 'A', '2', '4') /* 32 ARGB-8-8-8-8 */
493#define V4L2_PIX_FMT_XRGB32 v4l2_fourcc('B', 'X', '2', '4') /* 32 XRGB-8-8-8-8 */
David Howells607ca462012-10-13 10:46:48 +0100494
Praneeth Paladugu6e6fbdb2017-01-16 15:43:01 -0800495#define V4L2_PIX_FMT_RGBA8888_UBWC v4l2_fourcc('Q', 'R', 'G', 'B')
496
David Howells607ca462012-10-13 10:46:48 +0100497/* Grey formats */
498#define V4L2_PIX_FMT_GREY v4l2_fourcc('G', 'R', 'E', 'Y') /* 8 Greyscale */
499#define V4L2_PIX_FMT_Y4 v4l2_fourcc('Y', '0', '4', ' ') /* 4 Greyscale */
500#define V4L2_PIX_FMT_Y6 v4l2_fourcc('Y', '0', '6', ' ') /* 6 Greyscale */
501#define V4L2_PIX_FMT_Y10 v4l2_fourcc('Y', '1', '0', ' ') /* 10 Greyscale */
502#define V4L2_PIX_FMT_Y12 v4l2_fourcc('Y', '1', '2', ' ') /* 12 Greyscale */
503#define V4L2_PIX_FMT_Y16 v4l2_fourcc('Y', '1', '6', ' ') /* 16 Greyscale */
Ricardo Ribalda2e5e4352015-05-04 05:07:30 -0300504#define V4L2_PIX_FMT_Y16_BE v4l2_fourcc_be('Y', '1', '6', ' ') /* 16 Greyscale BE */
David Howells607ca462012-10-13 10:46:48 +0100505
506/* Grey bit-packed formats */
507#define V4L2_PIX_FMT_Y10BPACK v4l2_fourcc('Y', '1', '0', 'B') /* 10 Greyscale bit-packed */
508
509/* Palette formats */
510#define V4L2_PIX_FMT_PAL8 v4l2_fourcc('P', 'A', 'L', '8') /* 8 8-bit palette */
511
Manjunath Hadli05ad6fc2012-10-18 07:58:02 -0300512/* Chrominance formats */
513#define V4L2_PIX_FMT_UV8 v4l2_fourcc('U', 'V', '8', ' ') /* 8 UV 4:4 */
514
David Howells607ca462012-10-13 10:46:48 +0100515/* Luminance+Chrominance formats */
David Howells607ca462012-10-13 10:46:48 +0100516#define V4L2_PIX_FMT_YUYV v4l2_fourcc('Y', 'U', 'Y', 'V') /* 16 YUV 4:2:2 */
517#define V4L2_PIX_FMT_YYUV v4l2_fourcc('Y', 'Y', 'U', 'V') /* 16 YUV 4:2:2 */
518#define V4L2_PIX_FMT_YVYU v4l2_fourcc('Y', 'V', 'Y', 'U') /* 16 YVU 4:2:2 */
519#define V4L2_PIX_FMT_UYVY v4l2_fourcc('U', 'Y', 'V', 'Y') /* 16 YUV 4:2:2 */
520#define V4L2_PIX_FMT_VYUY v4l2_fourcc('V', 'Y', 'U', 'Y') /* 16 YUV 4:2:2 */
David Howells607ca462012-10-13 10:46:48 +0100521#define V4L2_PIX_FMT_Y41P v4l2_fourcc('Y', '4', '1', 'P') /* 12 YUV 4:1:1 */
522#define V4L2_PIX_FMT_YUV444 v4l2_fourcc('Y', '4', '4', '4') /* 16 xxxxyyyy uuuuvvvv */
523#define V4L2_PIX_FMT_YUV555 v4l2_fourcc('Y', 'U', 'V', 'O') /* 16 YUV-5-5-5 */
524#define V4L2_PIX_FMT_YUV565 v4l2_fourcc('Y', 'U', 'V', 'P') /* 16 YUV-5-6-5 */
525#define V4L2_PIX_FMT_YUV32 v4l2_fourcc('Y', 'U', 'V', '4') /* 32 YUV-8-8-8-8 */
David Howells607ca462012-10-13 10:46:48 +0100526#define V4L2_PIX_FMT_HI240 v4l2_fourcc('H', 'I', '2', '4') /* 8 8-bit color */
527#define V4L2_PIX_FMT_HM12 v4l2_fourcc('H', 'M', '1', '2') /* 8 YUV 4:2:0 16x16 macroblocks */
528#define V4L2_PIX_FMT_M420 v4l2_fourcc('M', '4', '2', '0') /* 12 YUV 4:2:0 2 lines y, 1 line uv interleaved */
529
530/* two planes -- one Y, one Cr + Cb interleaved */
531#define V4L2_PIX_FMT_NV12 v4l2_fourcc('N', 'V', '1', '2') /* 12 Y/CbCr 4:2:0 */
532#define V4L2_PIX_FMT_NV21 v4l2_fourcc('N', 'V', '2', '1') /* 12 Y/CrCb 4:2:0 */
533#define V4L2_PIX_FMT_NV16 v4l2_fourcc('N', 'V', '1', '6') /* 16 Y/CbCr 4:2:2 */
534#define V4L2_PIX_FMT_NV61 v4l2_fourcc('N', 'V', '6', '1') /* 16 Y/CrCb 4:2:2 */
535#define V4L2_PIX_FMT_NV24 v4l2_fourcc('N', 'V', '2', '4') /* 24 Y/CbCr 4:4:4 */
536#define V4L2_PIX_FMT_NV42 v4l2_fourcc('N', 'V', '4', '2') /* 24 Y/CrCb 4:4:4 */
537
Praneeth Paladugu6e6fbdb2017-01-16 15:43:01 -0800538/* UBWC 8-bit Y/CbCr 4:2:0 */
539#define V4L2_PIX_FMT_NV12_UBWC v4l2_fourcc('Q', '1', '2', '8')
540/* UBWC 10-bit Y/CbCr 4:2:0 */
541#define V4L2_PIX_FMT_NV12_TP10_UBWC v4l2_fourcc('Q', '1', '2', 'A')
Alan Kwong2ad00bc2017-02-06 23:32:17 -0800542#define V4L2_PIX_FMT_NV12_P010_UBWC v4l2_fourcc('Q', '1', '2', 'B')
Praneeth Paladugu6e6fbdb2017-01-16 15:43:01 -0800543
David Howells607ca462012-10-13 10:46:48 +0100544/* two non contiguous planes - one Y, one Cr + Cb interleaved */
545#define V4L2_PIX_FMT_NV12M v4l2_fourcc('N', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 */
546#define V4L2_PIX_FMT_NV21M v4l2_fourcc('N', 'M', '2', '1') /* 21 Y/CrCb 4:2:0 */
Laurent Pinchart84930542013-06-26 09:46:42 -0300547#define V4L2_PIX_FMT_NV16M v4l2_fourcc('N', 'M', '1', '6') /* 16 Y/CbCr 4:2:2 */
548#define V4L2_PIX_FMT_NV61M v4l2_fourcc('N', 'M', '6', '1') /* 16 Y/CrCb 4:2:2 */
David Howells607ca462012-10-13 10:46:48 +0100549#define V4L2_PIX_FMT_NV12MT v4l2_fourcc('T', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 64x32 macroblocks */
550#define V4L2_PIX_FMT_NV12MT_16X16 v4l2_fourcc('V', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 16x16 macroblocks */
551
Laurent Pinchart79c8d082016-06-15 20:27:58 -0300552/* three planes - Y Cb, Cr */
553#define V4L2_PIX_FMT_YUV410 v4l2_fourcc('Y', 'U', 'V', '9') /* 9 YUV 4:1:0 */
554#define V4L2_PIX_FMT_YVU410 v4l2_fourcc('Y', 'V', 'U', '9') /* 9 YVU 4:1:0 */
Laurent Pinchartab46f6d2016-06-15 20:35:36 -0300555#define V4L2_PIX_FMT_YUV411P v4l2_fourcc('4', '1', '1', 'P') /* 12 YVU411 planar */
Laurent Pinchart79c8d082016-06-15 20:27:58 -0300556#define V4L2_PIX_FMT_YUV420 v4l2_fourcc('Y', 'U', '1', '2') /* 12 YUV 4:2:0 */
557#define V4L2_PIX_FMT_YVU420 v4l2_fourcc('Y', 'V', '1', '2') /* 12 YVU 4:2:0 */
558#define V4L2_PIX_FMT_YUV422P v4l2_fourcc('4', '2', '2', 'P') /* 16 YVU422 planar */
559
David Howells607ca462012-10-13 10:46:48 +0100560/* three non contiguous planes - Y, Cb, Cr */
561#define V4L2_PIX_FMT_YUV420M v4l2_fourcc('Y', 'M', '1', '2') /* 12 YUV420 planar */
562#define V4L2_PIX_FMT_YVU420M v4l2_fourcc('Y', 'M', '2', '1') /* 12 YVU420 planar */
Laurent Pinchartd65fae92015-11-11 22:02:00 -0200563#define V4L2_PIX_FMT_YUV422M v4l2_fourcc('Y', 'M', '1', '6') /* 16 YUV422 planar */
564#define V4L2_PIX_FMT_YVU422M v4l2_fourcc('Y', 'M', '6', '1') /* 16 YVU422 planar */
565#define V4L2_PIX_FMT_YUV444M v4l2_fourcc('Y', 'M', '2', '4') /* 24 YUV444 planar */
566#define V4L2_PIX_FMT_YVU444M v4l2_fourcc('Y', 'M', '4', '2') /* 24 YVU444 planar */
David Howells607ca462012-10-13 10:46:48 +0100567
568/* Bayer formats - see http://www.siliconimaging.com/RGB%20Bayer.htm */
569#define V4L2_PIX_FMT_SBGGR8 v4l2_fourcc('B', 'A', '8', '1') /* 8 BGBG.. GRGR.. */
570#define V4L2_PIX_FMT_SGBRG8 v4l2_fourcc('G', 'B', 'R', 'G') /* 8 GBGB.. RGRG.. */
571#define V4L2_PIX_FMT_SGRBG8 v4l2_fourcc('G', 'R', 'B', 'G') /* 8 GRGR.. BGBG.. */
572#define V4L2_PIX_FMT_SRGGB8 v4l2_fourcc('R', 'G', 'G', 'B') /* 8 RGRG.. GBGB.. */
573#define V4L2_PIX_FMT_SBGGR10 v4l2_fourcc('B', 'G', '1', '0') /* 10 BGBG.. GRGR.. */
574#define V4L2_PIX_FMT_SGBRG10 v4l2_fourcc('G', 'B', '1', '0') /* 10 GBGB.. RGRG.. */
575#define V4L2_PIX_FMT_SGRBG10 v4l2_fourcc('B', 'A', '1', '0') /* 10 GRGR.. BGBG.. */
576#define V4L2_PIX_FMT_SRGGB10 v4l2_fourcc('R', 'G', '1', '0') /* 10 RGRG.. GBGB.. */
Aviv Greenberg4353e362014-12-03 08:14:09 -0300577 /* 10bit raw bayer packed, 5 bytes for every 4 pixels */
578#define V4L2_PIX_FMT_SBGGR10P v4l2_fourcc('p', 'B', 'A', 'A')
579#define V4L2_PIX_FMT_SGBRG10P v4l2_fourcc('p', 'G', 'A', 'A')
580#define V4L2_PIX_FMT_SGRBG10P v4l2_fourcc('p', 'g', 'A', 'A')
581#define V4L2_PIX_FMT_SRGGB10P v4l2_fourcc('p', 'R', 'A', 'A')
Manjunath Hadli05ad6fc2012-10-18 07:58:02 -0300582 /* 10bit raw bayer a-law compressed to 8 bits */
583#define V4L2_PIX_FMT_SBGGR10ALAW8 v4l2_fourcc('a', 'B', 'A', '8')
584#define V4L2_PIX_FMT_SGBRG10ALAW8 v4l2_fourcc('a', 'G', 'A', '8')
585#define V4L2_PIX_FMT_SGRBG10ALAW8 v4l2_fourcc('a', 'g', 'A', '8')
586#define V4L2_PIX_FMT_SRGGB10ALAW8 v4l2_fourcc('a', 'R', 'A', '8')
David Howells607ca462012-10-13 10:46:48 +0100587 /* 10bit raw bayer DPCM compressed to 8 bits */
588#define V4L2_PIX_FMT_SBGGR10DPCM8 v4l2_fourcc('b', 'B', 'A', '8')
589#define V4L2_PIX_FMT_SGBRG10DPCM8 v4l2_fourcc('b', 'G', 'A', '8')
590#define V4L2_PIX_FMT_SGRBG10DPCM8 v4l2_fourcc('B', 'D', '1', '0')
591#define V4L2_PIX_FMT_SRGGB10DPCM8 v4l2_fourcc('b', 'R', 'A', '8')
Sakari Ailuscbb77bc2014-12-07 20:17:49 -0300592#define V4L2_PIX_FMT_SBGGR12 v4l2_fourcc('B', 'G', '1', '2') /* 12 BGBG.. GRGR.. */
593#define V4L2_PIX_FMT_SGBRG12 v4l2_fourcc('G', 'B', '1', '2') /* 12 GBGB.. RGRG.. */
594#define V4L2_PIX_FMT_SGRBG12 v4l2_fourcc('B', 'A', '1', '2') /* 12 GRGR.. BGBG.. */
595#define V4L2_PIX_FMT_SRGGB12 v4l2_fourcc('R', 'G', '1', '2') /* 12 RGRG.. GBGB.. */
David Howells607ca462012-10-13 10:46:48 +0100596#define V4L2_PIX_FMT_SBGGR16 v4l2_fourcc('B', 'Y', 'R', '2') /* 16 BGBG.. GRGR.. */
Pratap Nirujogi6e759912018-01-17 17:51:17 +0530597#define V4L2_PIX_FMT_SBGGR10DPCM6 v4l2_fourcc('b', 'B', 'A', '6')
598#define V4L2_PIX_FMT_SGBRG10DPCM6 v4l2_fourcc('b', 'G', 'A', '6')
599#define V4L2_PIX_FMT_SGRBG10DPCM6 v4l2_fourcc('B', 'D', '1', '6')
600#define V4L2_PIX_FMT_SRGGB10DPCM6 v4l2_fourcc('b', 'R', 'A', '6')
601#define V4L2_PIX_FMT_SBGGRPLAIN16 v4l2_fourcc('B', 'G', '1', '6')
602#define V4L2_PIX_FMT_SGBRGPLAIN16 v4l2_fourcc('G', 'B', '1', '6')
603#define V4L2_PIX_FMT_SGRBGPLAIN16 v4l2_fourcc('G', 'R', '1', '6')
604#define V4L2_PIX_FMT_SRGGBPLAIN16 v4l2_fourcc('R', 'G', '1', '6')
David Howells607ca462012-10-13 10:46:48 +0100605
606/* compressed formats */
607#define V4L2_PIX_FMT_MJPEG v4l2_fourcc('M', 'J', 'P', 'G') /* Motion-JPEG */
608#define V4L2_PIX_FMT_JPEG v4l2_fourcc('J', 'P', 'E', 'G') /* JFIF JPEG */
609#define V4L2_PIX_FMT_DV v4l2_fourcc('d', 'v', 's', 'd') /* 1394 */
610#define V4L2_PIX_FMT_MPEG v4l2_fourcc('M', 'P', 'E', 'G') /* MPEG-1/2/4 Multiplexed */
611#define V4L2_PIX_FMT_H264 v4l2_fourcc('H', '2', '6', '4') /* H264 with start codes */
612#define V4L2_PIX_FMT_H264_NO_SC v4l2_fourcc('A', 'V', 'C', '1') /* H264 without start codes */
613#define V4L2_PIX_FMT_H264_MVC v4l2_fourcc('M', '2', '6', '4') /* H264 MVC */
614#define V4L2_PIX_FMT_H263 v4l2_fourcc('H', '2', '6', '3') /* H263 */
615#define V4L2_PIX_FMT_MPEG1 v4l2_fourcc('M', 'P', 'G', '1') /* MPEG-1 ES */
616#define V4L2_PIX_FMT_MPEG2 v4l2_fourcc('M', 'P', 'G', '2') /* MPEG-2 ES */
Ismael Lucenoadf62712013-04-18 08:16:08 -0300617#define V4L2_PIX_FMT_MPEG4 v4l2_fourcc('M', 'P', 'G', '4') /* MPEG-4 part 2 ES */
David Howells607ca462012-10-13 10:46:48 +0100618#define V4L2_PIX_FMT_XVID v4l2_fourcc('X', 'V', 'I', 'D') /* Xvid */
619#define V4L2_PIX_FMT_VC1_ANNEX_G v4l2_fourcc('V', 'C', '1', 'G') /* SMPTE 421M Annex G compliant stream */
620#define V4L2_PIX_FMT_VC1_ANNEX_L v4l2_fourcc('V', 'C', '1', 'L') /* SMPTE 421M Annex L compliant stream */
621#define V4L2_PIX_FMT_VP8 v4l2_fourcc('V', 'P', '8', '0') /* VP8 */
Praneeth Paladugu6e6fbdb2017-01-16 15:43:01 -0800622#define V4L2_PIX_FMT_VP9 v4l2_fourcc('V', 'P', '9', '0') /* VP9 */
Srinu Gorlecf8c6752018-01-19 18:36:13 +0530623#define V4L2_PIX_FMT_DIVX_311 v4l2_fourcc('D', 'I', 'V', '3') /* DIVX311 */
624#define V4L2_PIX_FMT_DIVX v4l2_fourcc('D', 'I', 'V', 'X') /* DIVX */
Praneeth Paladugu6e6fbdb2017-01-16 15:43:01 -0800625#define V4L2_PIX_FMT_HEVC v4l2_fourcc('H', 'E', 'V', 'C') /* for HEVC stream */
Srinu Gorlecf8c6752018-01-19 18:36:13 +0530626#define V4L2_PIX_FMT_HEVC_HYBRID v4l2_fourcc('H', 'V', 'C', 'H')
Surajit Poddere502daa2017-05-30 19:17:45 +0530627#define V4L2_PIX_FMT_TME v4l2_fourcc('T', 'M', 'E', '0') /* for TME stream */
David Howells607ca462012-10-13 10:46:48 +0100628
629/* Vendor-specific formats */
630#define V4L2_PIX_FMT_CPIA1 v4l2_fourcc('C', 'P', 'I', 'A') /* cpia1 YUV */
631#define V4L2_PIX_FMT_WNVA v4l2_fourcc('W', 'N', 'V', 'A') /* Winnov hw compress */
632#define V4L2_PIX_FMT_SN9C10X v4l2_fourcc('S', '9', '1', '0') /* SN9C10x compression */
633#define V4L2_PIX_FMT_SN9C20X_I420 v4l2_fourcc('S', '9', '2', '0') /* SN9C20x YUV 4:2:0 */
634#define V4L2_PIX_FMT_PWC1 v4l2_fourcc('P', 'W', 'C', '1') /* pwc older webcam */
635#define V4L2_PIX_FMT_PWC2 v4l2_fourcc('P', 'W', 'C', '2') /* pwc newer webcam */
636#define V4L2_PIX_FMT_ET61X251 v4l2_fourcc('E', '6', '2', '5') /* ET61X251 compression */
637#define V4L2_PIX_FMT_SPCA501 v4l2_fourcc('S', '5', '0', '1') /* YUYV per line */
638#define V4L2_PIX_FMT_SPCA505 v4l2_fourcc('S', '5', '0', '5') /* YYUV per line */
639#define V4L2_PIX_FMT_SPCA508 v4l2_fourcc('S', '5', '0', '8') /* YUVY per line */
640#define V4L2_PIX_FMT_SPCA561 v4l2_fourcc('S', '5', '6', '1') /* compressed GBRG bayer */
641#define V4L2_PIX_FMT_PAC207 v4l2_fourcc('P', '2', '0', '7') /* compressed BGGR bayer */
642#define V4L2_PIX_FMT_MR97310A v4l2_fourcc('M', '3', '1', '0') /* compressed BGGR bayer */
643#define V4L2_PIX_FMT_JL2005BCD v4l2_fourcc('J', 'L', '2', '0') /* compressed RGGB bayer */
644#define V4L2_PIX_FMT_SN9C2028 v4l2_fourcc('S', 'O', 'N', 'X') /* compressed GBRG bayer */
645#define V4L2_PIX_FMT_SQ905C v4l2_fourcc('9', '0', '5', 'C') /* compressed RGGB bayer */
646#define V4L2_PIX_FMT_PJPG v4l2_fourcc('P', 'J', 'P', 'G') /* Pixart 73xx JPEG */
647#define V4L2_PIX_FMT_OV511 v4l2_fourcc('O', '5', '1', '1') /* ov511 JPEG */
648#define V4L2_PIX_FMT_OV518 v4l2_fourcc('O', '5', '1', '8') /* ov518 JPEG */
649#define V4L2_PIX_FMT_STV0680 v4l2_fourcc('S', '6', '8', '0') /* stv0680 bayer */
650#define V4L2_PIX_FMT_TM6000 v4l2_fourcc('T', 'M', '6', '0') /* tm5600/tm60x0 */
651#define V4L2_PIX_FMT_CIT_YYVYUY v4l2_fourcc('C', 'I', 'T', 'V') /* one line of Y then 1 line of VYUY */
652#define V4L2_PIX_FMT_KONICA420 v4l2_fourcc('K', 'O', 'N', 'I') /* YUV420 planar in blocks of 256 pixels */
653#define V4L2_PIX_FMT_JPGL v4l2_fourcc('J', 'P', 'G', 'L') /* JPEG-Lite */
654#define V4L2_PIX_FMT_SE401 v4l2_fourcc('S', '4', '0', '1') /* se401 janggu compressed rgb */
655#define V4L2_PIX_FMT_S5C_UYVY_JPG v4l2_fourcc('S', '5', 'C', 'I') /* S5C73M3 interleaved UYVY/JPEG */
Aviv Greenberg5d8d8db2016-02-03 15:08:52 -0200656#define V4L2_PIX_FMT_Y8I v4l2_fourcc('Y', '8', 'I', ' ') /* Greyscale 8-bit L/R interleaved */
657#define V4L2_PIX_FMT_Y12I v4l2_fourcc('Y', '1', '2', 'I') /* Greyscale 12-bit L/R interleaved */
658#define V4L2_PIX_FMT_Z16 v4l2_fourcc('Z', '1', '6', ' ') /* Depth data 16-bit */
David Howells607ca462012-10-13 10:46:48 +0100659
Narendra Muppallab4364fa2016-08-15 00:00:47 -0400660#define V4L2_PIX_FMT_SDE_ABGR_8888 \
661 v4l2_fourcc('R', 'A', '2', '4') /* 32-bit ABGR 8:8:8:8 */
662#define V4L2_PIX_FMT_SDE_RGBA_8888 \
663 v4l2_fourcc('A', 'B', '2', '4') /* 32-bit RGBA 8:8:8:8 */
664#define V4L2_PIX_FMT_SDE_RGBX_8888 \
665 v4l2_fourcc('X', 'B', '2', '4') /* 32-bit RGBX 8:8:8:8 */
666#define V4L2_PIX_FMT_SDE_XBGR_8888 \
667 v4l2_fourcc('R', 'X', '2', '4') /* 32-bit XBGR 8:8:8:8 */
668#define V4L2_PIX_FMT_SDE_RGBA_5551 \
669 v4l2_fourcc('R', 'A', '1', '5') /* 16-bit RGBA 5:5:5:1 */
670#define V4L2_PIX_FMT_SDE_ABGR_1555 \
671 v4l2_fourcc('A', 'B', '1', '5') /* 16-bit ABGR 1:5:5:5 */
672#define V4L2_PIX_FMT_SDE_BGRA_5551 \
673 v4l2_fourcc('B', 'A', '1', '5') /* 16-bit BGRA 5:5:5:1 */
674#define V4L2_PIX_FMT_SDE_BGRX_5551 \
675 v4l2_fourcc('B', 'X', '1', '5') /* 16-bit BGRX 5:5:5:1 */
676#define V4L2_PIX_FMT_SDE_RGBX_5551 \
677 v4l2_fourcc('R', 'X', '1', '5') /* 16-bit RGBX 5:5:5:1 */
678#define V4L2_PIX_FMT_SDE_XBGR_1555 \
679 v4l2_fourcc('X', 'B', '1', '5') /* 16-bit XBGR 1:5:5:5 */
680#define V4L2_PIX_FMT_SDE_RGBA_4444 \
681 v4l2_fourcc('R', 'A', '1', '2') /* 16-bit RGBA 4:4:4:4 */
682#define V4L2_PIX_FMT_SDE_BGRA_4444 \
683 v4l2_fourcc('b', 'A', '1', '2') /* 16-bit BGRA 4:4:4:4 */
684#define V4L2_PIX_FMT_SDE_ABGR_4444 \
685 v4l2_fourcc('A', 'B', '1', '2') /* 16-bit ABGR 4:4:4:4 */
686#define V4L2_PIX_FMT_SDE_RGBX_4444 \
687 v4l2_fourcc('R', 'X', '1', '2') /* 16-bit RGBX 4:4:4:4 */
688#define V4L2_PIX_FMT_SDE_BGRX_4444 \
689 v4l2_fourcc('B', 'X', '1', '2') /* 16-bit BGRX 4:4:4:4 */
690#define V4L2_PIX_FMT_SDE_XBGR_4444 \
691 v4l2_fourcc('X', 'B', '1', '2') /* 16-bit XBGR 4:4:4:4 */
692#define V4L2_PIX_FMT_SDE_BGR_565 \
693 v4l2_fourcc('B', 'G', '1', '6') /* 16-bit BGR 5:6:5 */
694#define V4L2_PIX_FMT_SDE_Y_CR_CB_GH2V2 \
695 v4l2_fourcc('Y', 'U', '4', '2') /* Planar YVU 4:2:0 A16 */
696#define V4L2_PIX_FMT_SDE_Y_CBCR_H1V2 \
697 v4l2_fourcc('N', 'H', '1', '6') /* Y/CbCr 4:2:2 */
698#define V4L2_PIX_FMT_SDE_Y_CRCB_H1V2 \
699 v4l2_fourcc('N', 'H', '6', '1') /* Y/CrCb 4:2:2 */
700#define V4L2_PIX_FMT_SDE_Y_CBCR_H2V2_VENUS \
701 v4l2_fourcc('Q', 'N', 'V', '2') /* Y/CbCr 4:2:0 Venus */
702#define V4L2_PIX_FMT_SDE_Y_CRCB_H2V2_VENUS \
703 v4l2_fourcc('Q', 'N', 'V', '1') /* Y/CrCb 4:2:0 Venus */
704#define V4L2_PIX_FMT_SDE_RGBX_8888_UBWC \
705 v4l2_fourcc('Q', 'X', 'B', '4') /* RGBX 8:8:8:8 UBWC */
706#define V4L2_PIX_FMT_SDE_RGB_565_UBWC \
707 v4l2_fourcc('Q', 'R', 'G', '6') /* RGB 5:6:5 UBWC */
708#define V4L2_PIX_FMT_SDE_RGBA_1010102 \
709 v4l2_fourcc('A', 'B', '3', '0') /* RGBA 10:10:10:2 */
710#define V4L2_PIX_FMT_SDE_RGBX_1010102 \
711 v4l2_fourcc('X', 'B', '3', '0') /* RGBX 10:10:10:2 */
712#define V4L2_PIX_FMT_SDE_ARGB_2101010 \
713 v4l2_fourcc('A', 'R', '3', '0') /* ARGB 2:10:10:10 */
714#define V4L2_PIX_FMT_SDE_XRGB_2101010 \
715 v4l2_fourcc('X', 'R', '3', '0') /* XRGB 2:10:10:10 */
716#define V4L2_PIX_FMT_SDE_BGRA_1010102 \
717 v4l2_fourcc('B', 'A', '3', '0') /* BGRA 10:10:10:2 */
718#define V4L2_PIX_FMT_SDE_BGRX_1010102 \
719 v4l2_fourcc('B', 'X', '3', '0') /* BGRX 10:10:10:2 */
720#define V4L2_PIX_FMT_SDE_ABGR_2101010 \
721 v4l2_fourcc('R', 'A', '3', '0') /* ABGR 2:10:10:10 */
722#define V4L2_PIX_FMT_SDE_XBGR_2101010 \
723 v4l2_fourcc('R', 'X', '3', '0') /* XBGR 2:10:10:10 */
724#define V4L2_PIX_FMT_SDE_RGBA_1010102_UBWC \
725 v4l2_fourcc('Q', 'R', 'B', 'A') /* RGBA 10:10:10:2 UBWC */
726#define V4L2_PIX_FMT_SDE_RGBX_1010102_UBWC \
727 v4l2_fourcc('Q', 'X', 'B', 'A') /* RGBX 10:10:10:2 UBWC */
728#define V4L2_PIX_FMT_SDE_Y_CBCR_H2V2_TP10 \
729 v4l2_fourcc('T', 'P', '1', '0') /* Y/CbCr 4:2:0 TP10 */
730#define V4L2_PIX_FMT_SDE_Y_CBCR_H2V2_P010 \
731 v4l2_fourcc('P', '0', '1', '0') /* Y/CbCr 4:2:0 P10 */
Zhongbo Shidd3224b2017-11-20 13:45:29 +0800732#define V4L2_PIX_FMT_SDE_Y_CBCR_H2V2_P010_VENUS \
733 v4l2_fourcc('Q', 'P', '1', '0') /* Y/CbCr 4:2:0 P10 Venus*/
Narendra Muppallab4364fa2016-08-15 00:00:47 -0400734
Antti Palosaari00419a62014-02-04 23:55:25 -0300735/* SDR formats - used only for Software Defined Radio devices */
736#define V4L2_SDR_FMT_CU8 v4l2_fourcc('C', 'U', '0', '8') /* IQ u8 */
737#define V4L2_SDR_FMT_CU16LE v4l2_fourcc('C', 'U', '1', '6') /* IQ u16le */
Antti Palosaaric0c03882014-07-11 13:25:14 -0300738#define V4L2_SDR_FMT_CS8 v4l2_fourcc('C', 'S', '0', '8') /* complex s8 */
Antti Palosaari5c5be572014-07-11 16:35:47 -0300739#define V4L2_SDR_FMT_CS14LE v4l2_fourcc('C', 'S', '1', '4') /* complex s14le */
Antti Palosaari9e9e3922014-06-27 17:42:18 -0300740#define V4L2_SDR_FMT_RU12LE v4l2_fourcc('R', 'U', '1', '2') /* real u12le */
Antti Palosaari00419a62014-02-04 23:55:25 -0300741
Nick Dyerb2fe22d2016-07-18 18:10:30 -0300742/* Touch formats - used for Touch devices */
743#define V4L2_TCH_FMT_DELTA_TD16 v4l2_fourcc('T', 'D', '1', '6') /* 16-bit signed deltas */
744#define V4L2_TCH_FMT_DELTA_TD08 v4l2_fourcc('T', 'D', '0', '8') /* 8-bit signed deltas */
745#define V4L2_TCH_FMT_TU16 v4l2_fourcc('T', 'U', '1', '6') /* 16-bit unsigned touch data */
746#define V4L2_TCH_FMT_TU08 v4l2_fourcc('T', 'U', '0', '8') /* 8-bit unsigned touch data */
747
Laurent Pinchartd52e2382014-05-27 09:41:05 -0300748/* priv field value to indicates that subsequent fields are valid. */
749#define V4L2_PIX_FMT_PRIV_MAGIC 0xfeedcafe
750
Laurent Pinchartc96fd462014-05-27 10:12:43 -0300751/* Flags */
752#define V4L2_PIX_FMT_FLAG_PREMUL_ALPHA 0x00000001
753
David Howells607ca462012-10-13 10:46:48 +0100754/*
755 * F O R M A T E N U M E R A T I O N
756 */
757struct v4l2_fmtdesc {
758 __u32 index; /* Format number */
759 __u32 type; /* enum v4l2_buf_type */
760 __u32 flags;
761 __u8 description[32]; /* Description string */
762 __u32 pixelformat; /* Format fourcc */
763 __u32 reserved[4];
764};
765
766#define V4L2_FMT_FLAG_COMPRESSED 0x0001
767#define V4L2_FMT_FLAG_EMULATED 0x0002
768
Hans Verkuil57c759872016-04-22 06:06:58 -0300769 /* Frame Size and frame rate enumeration */
David Howells607ca462012-10-13 10:46:48 +0100770/*
771 * F R A M E S I Z E E N U M E R A T I O N
772 */
773enum v4l2_frmsizetypes {
774 V4L2_FRMSIZE_TYPE_DISCRETE = 1,
775 V4L2_FRMSIZE_TYPE_CONTINUOUS = 2,
776 V4L2_FRMSIZE_TYPE_STEPWISE = 3,
777};
778
779struct v4l2_frmsize_discrete {
780 __u32 width; /* Frame width [pixel] */
781 __u32 height; /* Frame height [pixel] */
782};
783
784struct v4l2_frmsize_stepwise {
785 __u32 min_width; /* Minimum frame width [pixel] */
786 __u32 max_width; /* Maximum frame width [pixel] */
787 __u32 step_width; /* Frame width step size [pixel] */
788 __u32 min_height; /* Minimum frame height [pixel] */
789 __u32 max_height; /* Maximum frame height [pixel] */
790 __u32 step_height; /* Frame height step size [pixel] */
791};
792
793struct v4l2_frmsizeenum {
794 __u32 index; /* Frame size number */
795 __u32 pixel_format; /* Pixel format */
796 __u32 type; /* Frame size type the device supports. */
797
798 union { /* Frame size */
799 struct v4l2_frmsize_discrete discrete;
800 struct v4l2_frmsize_stepwise stepwise;
801 };
802
803 __u32 reserved[2]; /* Reserved space for future use */
804};
805
806/*
807 * F R A M E R A T E E N U M E R A T I O N
808 */
809enum v4l2_frmivaltypes {
810 V4L2_FRMIVAL_TYPE_DISCRETE = 1,
811 V4L2_FRMIVAL_TYPE_CONTINUOUS = 2,
812 V4L2_FRMIVAL_TYPE_STEPWISE = 3,
813};
814
815struct v4l2_frmival_stepwise {
816 struct v4l2_fract min; /* Minimum frame interval [s] */
817 struct v4l2_fract max; /* Maximum frame interval [s] */
818 struct v4l2_fract step; /* Frame interval step size [s] */
819};
820
821struct v4l2_frmivalenum {
822 __u32 index; /* Frame format index */
823 __u32 pixel_format; /* Pixel format */
824 __u32 width; /* Frame width */
825 __u32 height; /* Frame height */
826 __u32 type; /* Frame interval type the device supports. */
827
828 union { /* Frame interval */
829 struct v4l2_fract discrete;
830 struct v4l2_frmival_stepwise stepwise;
831 };
832
833 __u32 reserved[2]; /* Reserved space for future use */
834};
David Howells607ca462012-10-13 10:46:48 +0100835
836/*
837 * T I M E C O D E
838 */
839struct v4l2_timecode {
840 __u32 type;
841 __u32 flags;
842 __u8 frames;
843 __u8 seconds;
844 __u8 minutes;
845 __u8 hours;
846 __u8 userbits[4];
847};
848
849/* Type */
850#define V4L2_TC_TYPE_24FPS 1
851#define V4L2_TC_TYPE_25FPS 2
852#define V4L2_TC_TYPE_30FPS 3
853#define V4L2_TC_TYPE_50FPS 4
854#define V4L2_TC_TYPE_60FPS 5
855
856/* Flags */
857#define V4L2_TC_FLAG_DROPFRAME 0x0001 /* "drop-frame" mode */
858#define V4L2_TC_FLAG_COLORFRAME 0x0002
859#define V4L2_TC_USERBITS_field 0x000C
860#define V4L2_TC_USERBITS_USERDEFINED 0x0000
861#define V4L2_TC_USERBITS_8BITCHARS 0x0008
862/* The above is based on SMPTE timecodes */
863
864struct v4l2_jpegcompression {
865 int quality;
866
867 int APPn; /* Number of APP segment to be written,
868 * must be 0..15 */
869 int APP_len; /* Length of data in JPEG APPn segment */
870 char APP_data[60]; /* Data in the JPEG APPn segment. */
871
872 int COM_len; /* Length of data in JPEG COM segment */
873 char COM_data[60]; /* Data in JPEG COM segment */
874
875 __u32 jpeg_markers; /* Which markers should go into the JPEG
876 * output. Unless you exactly know what
877 * you do, leave them untouched.
Lad, Prabhakarff29feb2013-05-20 06:02:40 -0300878 * Including less markers will make the
David Howells607ca462012-10-13 10:46:48 +0100879 * resulting code smaller, but there will
880 * be fewer applications which can read it.
881 * The presence of the APP and COM marker
882 * is influenced by APP_len and COM_len
883 * ONLY, not by this property! */
884
885#define V4L2_JPEG_MARKER_DHT (1<<3) /* Define Huffman Tables */
886#define V4L2_JPEG_MARKER_DQT (1<<4) /* Define Quantization Tables */
887#define V4L2_JPEG_MARKER_DRI (1<<5) /* Define Restart Interval */
888#define V4L2_JPEG_MARKER_COM (1<<6) /* Comment segment */
889#define V4L2_JPEG_MARKER_APP (1<<7) /* App segment, driver will
Lad, Prabhakarff29feb2013-05-20 06:02:40 -0300890 * always use APP0 */
David Howells607ca462012-10-13 10:46:48 +0100891};
892
893/*
894 * M E M O R Y - M A P P I N G B U F F E R S
895 */
896struct v4l2_requestbuffers {
897 __u32 count;
898 __u32 type; /* enum v4l2_buf_type */
899 __u32 memory; /* enum v4l2_memory */
900 __u32 reserved[2];
901};
902
903/**
904 * struct v4l2_plane - plane info for multi-planar buffers
905 * @bytesused: number of bytes occupied by data in the plane (payload)
906 * @length: size of this plane (NOT the payload) in bytes
907 * @mem_offset: when memory in the associated struct v4l2_buffer is
908 * V4L2_MEMORY_MMAP, equals the offset from the start of
909 * the device memory for this plane (or is a "cookie" that
910 * should be passed to mmap() called on the video node)
911 * @userptr: when memory is V4L2_MEMORY_USERPTR, a userspace pointer
912 * pointing to this plane
Sumit Semwal051c7782012-06-14 10:37:35 -0300913 * @fd: when memory is V4L2_MEMORY_DMABUF, a userspace file
914 * descriptor associated with this plane
David Howells607ca462012-10-13 10:46:48 +0100915 * @data_offset: offset in the plane to the start of data; usually 0,
916 * unless there is a header in front of the data
917 *
918 * Multi-planar buffers consist of one or more planes, e.g. an YCbCr buffer
919 * with two planes can have one plane for Y, and another for interleaved CbCr
920 * components. Each plane can reside in a separate memory buffer, or even in
921 * a completely separate memory node (e.g. in embedded devices).
922 */
923struct v4l2_plane {
924 __u32 bytesused;
925 __u32 length;
926 union {
927 __u32 mem_offset;
928 unsigned long userptr;
Sumit Semwal051c7782012-06-14 10:37:35 -0300929 __s32 fd;
David Howells607ca462012-10-13 10:46:48 +0100930 } m;
931 __u32 data_offset;
932 __u32 reserved[11];
933};
934
935/**
936 * struct v4l2_buffer - video buffer info
937 * @index: id number of the buffer
938 * @type: enum v4l2_buf_type; buffer type (type == *_MPLANE for
939 * multiplanar buffers);
940 * @bytesused: number of bytes occupied by data in the buffer (payload);
941 * unused (set to 0) for multiplanar buffers
942 * @flags: buffer informational flags
943 * @field: enum v4l2_field; field order of the image in the buffer
944 * @timestamp: frame timestamp
945 * @timecode: frame timecode
946 * @sequence: sequence count of this frame
947 * @memory: enum v4l2_memory; the method, in which the actual video data is
948 * passed
949 * @offset: for non-multiplanar buffers with memory == V4L2_MEMORY_MMAP;
950 * offset from the start of the device memory for this plane,
951 * (or a "cookie" that should be passed to mmap() as offset)
952 * @userptr: for non-multiplanar buffers with memory == V4L2_MEMORY_USERPTR;
953 * a userspace pointer pointing to this buffer
Sumit Semwal051c7782012-06-14 10:37:35 -0300954 * @fd: for non-multiplanar buffers with memory == V4L2_MEMORY_DMABUF;
955 * a userspace file descriptor associated with this buffer
David Howells607ca462012-10-13 10:46:48 +0100956 * @planes: for multiplanar buffers; userspace pointer to the array of plane
957 * info structs for this buffer
958 * @length: size in bytes of the buffer (NOT its payload) for single-plane
959 * buffers (when type != *_MPLANE); number of elements in the
960 * planes array for multi-plane buffers
David Howells607ca462012-10-13 10:46:48 +0100961 *
962 * Contains data exchanged by application and driver using one of the Streaming
963 * I/O methods.
964 */
965struct v4l2_buffer {
966 __u32 index;
967 __u32 type;
968 __u32 bytesused;
969 __u32 flags;
970 __u32 field;
971 struct timeval timestamp;
972 struct v4l2_timecode timecode;
973 __u32 sequence;
974
975 /* memory location */
976 __u32 memory;
977 union {
978 __u32 offset;
979 unsigned long userptr;
980 struct v4l2_plane *planes;
Sumit Semwal051c7782012-06-14 10:37:35 -0300981 __s32 fd;
David Howells607ca462012-10-13 10:46:48 +0100982 } m;
983 __u32 length;
984 __u32 reserved2;
985 __u32 reserved;
986};
987
988/* Flags for 'flags' field */
Sakari Ailus939f1372013-08-25 14:00:43 -0300989/* Buffer is mapped (flag) */
990#define V4L2_BUF_FLAG_MAPPED 0x00000001
991/* Buffer is queued for processing */
992#define V4L2_BUF_FLAG_QUEUED 0x00000002
993/* Buffer is ready */
994#define V4L2_BUF_FLAG_DONE 0x00000004
995/* Image is a keyframe (I-frame) */
996#define V4L2_BUF_FLAG_KEYFRAME 0x00000008
997/* Image is a P-frame */
998#define V4L2_BUF_FLAG_PFRAME 0x00000010
999/* Image is a B-frame */
1000#define V4L2_BUF_FLAG_BFRAME 0x00000020
David Howells607ca462012-10-13 10:46:48 +01001001/* Buffer is ready, but the data contained within is corrupted. */
Sakari Ailus939f1372013-08-25 14:00:43 -03001002#define V4L2_BUF_FLAG_ERROR 0x00000040
1003/* timecode field is valid */
1004#define V4L2_BUF_FLAG_TIMECODE 0x00000100
1005/* Buffer is prepared for queuing */
1006#define V4L2_BUF_FLAG_PREPARED 0x00000400
David Howells607ca462012-10-13 10:46:48 +01001007/* Cache handling flags */
Sakari Ailus939f1372013-08-25 14:00:43 -03001008#define V4L2_BUF_FLAG_NO_CACHE_INVALIDATE 0x00000800
1009#define V4L2_BUF_FLAG_NO_CACHE_CLEAN 0x00001000
Sakari Ailus1202ecd2012-10-21 16:02:47 -03001010/* Timestamp type */
Sakari Ailus939f1372013-08-25 14:00:43 -03001011#define V4L2_BUF_FLAG_TIMESTAMP_MASK 0x0000e000
1012#define V4L2_BUF_FLAG_TIMESTAMP_UNKNOWN 0x00000000
1013#define V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC 0x00002000
1014#define V4L2_BUF_FLAG_TIMESTAMP_COPY 0x00004000
Sakari Ailus872484c2013-08-25 17:57:03 -03001015/* Timestamp sources. */
1016#define V4L2_BUF_FLAG_TSTAMP_SRC_MASK 0x00070000
1017#define V4L2_BUF_FLAG_TSTAMP_SRC_EOF 0x00000000
1018#define V4L2_BUF_FLAG_TSTAMP_SRC_SOE 0x00010000
Peter Seidererdc199242015-05-04 07:51:05 -03001019/* mem2mem encoder/decoder */
1020#define V4L2_BUF_FLAG_LAST 0x00100000
Praneeth Paladugu6e6fbdb2017-01-16 15:43:01 -08001021/* Vendor extensions */
1022#define V4L2_QCOM_BUF_FLAG_CODECCONFIG 0x00020000
1023#define V4L2_QCOM_BUF_FLAG_EOSEQ 0x00040000
1024#define V4L2_QCOM_BUF_TIMESTAMP_INVALID 0x00080000
Srinu Gorlecf8c6752018-01-19 18:36:13 +05301025#define V4L2_MSM_BUF_FLAG_MBAFF 0x00100000
Praneeth Paladugu6e6fbdb2017-01-16 15:43:01 -08001026#define V4L2_QCOM_BUF_FLAG_DECODEONLY 0x00200000
1027#define V4L2_QCOM_BUF_DATA_CORRUPT 0x00400000
Srinu Gorlecf8c6752018-01-19 18:36:13 +05301028#define V4L2_QCOM_BUF_DROP_FRAME 0x00800000
Praneeth Paladugu6e6fbdb2017-01-16 15:43:01 -08001029#define V4L2_QCOM_BUF_INPUT_UNSUPPORTED 0x01000000
1030#define V4L2_QCOM_BUF_FLAG_EOS 0x02000000
1031#define V4L2_QCOM_BUF_FLAG_READONLY 0x04000000
Srinu Gorlecf8c6752018-01-19 18:36:13 +05301032#define V4L2_MSM_VIDC_BUF_START_CODE_NOT_FOUND 0x08000000
1033#define V4L2_MSM_BUF_FLAG_YUV_601_709_CLAMP 0x10000000
Uma Mehta509471e2017-12-20 11:33:57 +05301034#define V4L2_QCOM_BUF_FLAG_PERF_MODE 0x20000000
Praneeth Paladugu6e6fbdb2017-01-16 15:43:01 -08001035#define V4L2_MSM_BUF_FLAG_DEFER 0x40000000
1036#define V4L2_QCOM_BUF_FLAG_IDRFRAME 0x80000000
David Howells607ca462012-10-13 10:46:48 +01001037
Tomasz Stanislawskib799d092012-06-14 11:32:23 -03001038/**
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
David Howells607ca462012-10-13 10:46:48 +01001065/*
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;
Laurent Pinchartd52e2382014-05-27 09:41:05 -03001074 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;
David Howells607ca462012-10-13 10:46:48 +01001084};
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 */
Kirill Smelkov2e745982012-10-22 14:14:01 -03001124 struct v4l2_fract timeperframe; /* Time per frame in seconds */
David Howells607ca462012-10-13 10:46:48 +01001125 __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.
Lad, Prabhakarff29feb2013-05-20 06:02:40 -03001261 * Several PAL standards are missing here: /M, /N and /Nc
David Howells607ca462012-10-13 10:46:48 +01001262 */
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
David Howells607ca462012-10-13 10:46:48 +01001321/*
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 * @reserved: Reserved fields, must be zeroed.
1346 *
1347 * A note regarding vertical interlaced timings: height refers to the total
1348 * height of the active video frame (= two fields). The blanking timings refer
1349 * to the blanking of each field. So the height of the total frame is
1350 * calculated as follows:
1351 *
1352 * tot_height = height + vfrontporch + vsync + vbackporch +
1353 * il_vfrontporch + il_vsync + il_vbackporch
1354 *
1355 * The active height of each field is height / 2.
1356 */
1357struct v4l2_bt_timings {
1358 __u32 width;
1359 __u32 height;
1360 __u32 interlaced;
1361 __u32 polarities;
1362 __u64 pixelclock;
1363 __u32 hfrontporch;
1364 __u32 hsync;
1365 __u32 hbackporch;
1366 __u32 vfrontporch;
1367 __u32 vsync;
1368 __u32 vbackporch;
1369 __u32 il_vfrontporch;
1370 __u32 il_vsync;
1371 __u32 il_vbackporch;
1372 __u32 standards;
1373 __u32 flags;
1374 __u32 reserved[14];
1375} __attribute__ ((packed));
1376
1377/* Interlaced or progressive format */
1378#define V4L2_DV_PROGRESSIVE 0
1379#define V4L2_DV_INTERLACED 1
1380
1381/* Polarities. If bit is not set, it is assumed to be negative polarity */
1382#define V4L2_DV_VSYNC_POS_POL 0x00000001
1383#define V4L2_DV_HSYNC_POS_POL 0x00000002
1384
1385/* Timings standards */
1386#define V4L2_DV_BT_STD_CEA861 (1 << 0) /* CEA-861 Digital TV Profile */
1387#define V4L2_DV_BT_STD_DMT (1 << 1) /* VESA Discrete Monitor Timings */
1388#define V4L2_DV_BT_STD_CVT (1 << 2) /* VESA Coordinated Video Timings */
1389#define V4L2_DV_BT_STD_GTF (1 << 3) /* VESA Generalized Timings Formula */
Charles-Antoine Couret7389e6e2016-09-15 12:29:50 -03001390#define V4L2_DV_BT_STD_SDI (1 << 4) /* SDI Timings */
David Howells607ca462012-10-13 10:46:48 +01001391
1392/* Flags */
1393
1394/* CVT/GTF specific: timing uses reduced blanking (CVT) or the 'Secondary
1395 GTF' curve (GTF). In both cases the horizontal and/or vertical blanking
1396 intervals are reduced, allowing a higher resolution over the same
1397 bandwidth. This is a read-only flag. */
1398#define V4L2_DV_FL_REDUCED_BLANKING (1 << 0)
1399/* CEA-861 specific: set for CEA-861 formats with a framerate of a multiple
1400 of six. These formats can be optionally played at 1 / 1.001 speed.
1401 This is a read-only flag. */
1402#define V4L2_DV_FL_CAN_REDUCE_FPS (1 << 1)
1403/* CEA-861 specific: only valid for video transmitters, the flag is cleared
1404 by receivers.
1405 If the framerate of the format is a multiple of six, then the pixelclock
1406 used to set up the transmitter is divided by 1.001 to make it compatible
1407 with 60 Hz based standards such as NTSC and PAL-M that use a framerate of
1408 29.97 Hz. Otherwise this flag is cleared. If the transmitter can't generate
1409 such frequencies, then the flag will also be cleared. */
1410#define V4L2_DV_FL_REDUCED_FPS (1 << 2)
1411/* Specific to interlaced formats: if set, then field 1 is really one half-line
1412 longer and field 2 is really one half-line shorter, so each field has
1413 exactly the same number of half-lines. Whether half-lines can be detected
1414 or used depends on the hardware. */
Hans Verkuil292a8782013-03-20 15:26:36 -03001415#define V4L2_DV_FL_HALF_LINE (1 << 3)
Hans Verkuil5ce65d12015-03-20 14:05:03 -03001416/* If set, then this is a Consumer Electronics (CE) video format. Such formats
1417 * differ from other formats (commonly called IT formats) in that if RGB
1418 * encoding is used then by default the RGB values use limited range (i.e.
1419 * use the range 16-235) as opposed to 0-255. All formats defined in CEA-861
1420 * except for the 640x480 format are CE formats. */
1421#define V4L2_DV_FL_IS_CE_VIDEO (1 << 4)
Charles-Antoine Couret7389e6e2016-09-15 12:29:50 -03001422/* Some formats like SMPTE-125M have an interlaced signal with a odd
1423 * total height. For these formats, if this flag is set, the first
1424 * field has the extra line. If not, it is the second field.
1425 */
1426#define V4L2_DV_FL_FIRST_FIELD_EXTRA_LINE (1 << 5)
David Howells607ca462012-10-13 10:46:48 +01001427
Hans Verkuil7f681272013-07-29 08:40:58 -03001428/* A few useful defines to calculate the total blanking and frame sizes */
1429#define V4L2_DV_BT_BLANKING_WIDTH(bt) \
Hans Verkuilaee786a2014-02-27 06:04:57 -03001430 ((bt)->hfrontporch + (bt)->hsync + (bt)->hbackporch)
Hans Verkuil7f681272013-07-29 08:40:58 -03001431#define V4L2_DV_BT_FRAME_WIDTH(bt) \
Hans Verkuilaee786a2014-02-27 06:04:57 -03001432 ((bt)->width + V4L2_DV_BT_BLANKING_WIDTH(bt))
Hans Verkuil7f681272013-07-29 08:40:58 -03001433#define V4L2_DV_BT_BLANKING_HEIGHT(bt) \
Hans Verkuilaee786a2014-02-27 06:04:57 -03001434 ((bt)->vfrontporch + (bt)->vsync + (bt)->vbackporch + \
1435 (bt)->il_vfrontporch + (bt)->il_vsync + (bt)->il_vbackporch)
Hans Verkuil7f681272013-07-29 08:40:58 -03001436#define V4L2_DV_BT_FRAME_HEIGHT(bt) \
Hans Verkuilaee786a2014-02-27 06:04:57 -03001437 ((bt)->height + V4L2_DV_BT_BLANKING_HEIGHT(bt))
David Howells607ca462012-10-13 10:46:48 +01001438
1439/** struct v4l2_dv_timings - DV timings
1440 * @type: the type of the timings
1441 * @bt: BT656/1120 timings
1442 */
1443struct v4l2_dv_timings {
1444 __u32 type;
1445 union {
1446 struct v4l2_bt_timings bt;
1447 __u32 reserved[32];
1448 };
1449} __attribute__ ((packed));
1450
1451/* Values for the type field */
1452#define V4L2_DV_BT_656_1120 0 /* BT.656/1120 timing type */
1453
1454
1455/** struct v4l2_enum_dv_timings - DV timings enumeration
1456 * @index: enumeration index
Laurent Pinchart0349f6a2014-01-29 10:05:10 -03001457 * @pad: the pad number for which to enumerate timings (used with
1458 * v4l-subdev nodes only)
David Howells607ca462012-10-13 10:46:48 +01001459 * @reserved: must be zeroed
1460 * @timings: the timings for the given index
1461 */
1462struct v4l2_enum_dv_timings {
1463 __u32 index;
Laurent Pinchart0349f6a2014-01-29 10:05:10 -03001464 __u32 pad;
1465 __u32 reserved[2];
David Howells607ca462012-10-13 10:46:48 +01001466 struct v4l2_dv_timings timings;
1467};
1468
1469/** struct v4l2_bt_timings_cap - BT.656/BT.1120 timing capabilities
1470 * @min_width: width in pixels
1471 * @max_width: width in pixels
1472 * @min_height: height in lines
1473 * @max_height: height in lines
1474 * @min_pixelclock: Pixel clock in HZ. Ex. 74.25MHz->74250000
1475 * @max_pixelclock: Pixel clock in HZ. Ex. 74.25MHz->74250000
1476 * @standards: Supported standards
1477 * @capabilities: Supported capabilities
1478 * @reserved: Must be zeroed
1479 */
1480struct v4l2_bt_timings_cap {
1481 __u32 min_width;
1482 __u32 max_width;
1483 __u32 min_height;
1484 __u32 max_height;
1485 __u64 min_pixelclock;
1486 __u64 max_pixelclock;
1487 __u32 standards;
1488 __u32 capabilities;
1489 __u32 reserved[16];
1490} __attribute__ ((packed));
1491
1492/* Supports interlaced formats */
1493#define V4L2_DV_BT_CAP_INTERLACED (1 << 0)
1494/* Supports progressive formats */
1495#define V4L2_DV_BT_CAP_PROGRESSIVE (1 << 1)
1496/* Supports CVT/GTF reduced blanking */
1497#define V4L2_DV_BT_CAP_REDUCED_BLANKING (1 << 2)
1498/* Supports custom formats */
1499#define V4L2_DV_BT_CAP_CUSTOM (1 << 3)
1500
1501/** struct v4l2_dv_timings_cap - DV timings capabilities
1502 * @type: the type of the timings (same as in struct v4l2_dv_timings)
Laurent Pinchart0349f6a2014-01-29 10:05:10 -03001503 * @pad: the pad number for which to query capabilities (used with
1504 * v4l-subdev nodes only)
David Howells607ca462012-10-13 10:46:48 +01001505 * @bt: the BT656/1120 timings capabilities
1506 */
1507struct v4l2_dv_timings_cap {
1508 __u32 type;
Laurent Pinchart0349f6a2014-01-29 10:05:10 -03001509 __u32 pad;
1510 __u32 reserved[2];
David Howells607ca462012-10-13 10:46:48 +01001511 union {
1512 struct v4l2_bt_timings_cap bt;
1513 __u32 raw_data[32];
1514 };
1515};
1516
1517
1518/*
1519 * V I D E O I N P U T S
1520 */
1521struct v4l2_input {
1522 __u32 index; /* Which input */
1523 __u8 name[32]; /* Label */
1524 __u32 type; /* Type of input */
1525 __u32 audioset; /* Associated audios (bitfield) */
1526 __u32 tuner; /* enum v4l2_tuner_type */
1527 v4l2_std_id std;
1528 __u32 status;
1529 __u32 capabilities;
1530 __u32 reserved[3];
1531};
1532
1533/* Values for the 'type' field */
1534#define V4L2_INPUT_TYPE_TUNER 1
1535#define V4L2_INPUT_TYPE_CAMERA 2
Nick Dyerb2fe22d2016-07-18 18:10:30 -03001536#define V4L2_INPUT_TYPE_TOUCH 3
David Howells607ca462012-10-13 10:46:48 +01001537
1538/* field 'status' - general */
1539#define V4L2_IN_ST_NO_POWER 0x00000001 /* Attached device is off */
1540#define V4L2_IN_ST_NO_SIGNAL 0x00000002
1541#define V4L2_IN_ST_NO_COLOR 0x00000004
1542
1543/* field 'status' - sensor orientation */
1544/* If sensor is mounted upside down set both bits */
1545#define V4L2_IN_ST_HFLIP 0x00000010 /* Frames are flipped horizontally */
1546#define V4L2_IN_ST_VFLIP 0x00000020 /* Frames are flipped vertically */
1547
1548/* field 'status' - analog */
1549#define V4L2_IN_ST_NO_H_LOCK 0x00000100 /* No horizontal sync lock */
1550#define V4L2_IN_ST_COLOR_KILL 0x00000200 /* Color killer is active */
Charles-Antoine Couret7389e6e2016-09-15 12:29:50 -03001551#define V4L2_IN_ST_NO_V_LOCK 0x00000400 /* No vertical sync lock */
1552#define V4L2_IN_ST_NO_STD_LOCK 0x00000800 /* No standard format lock */
David Howells607ca462012-10-13 10:46:48 +01001553
1554/* field 'status' - digital */
1555#define V4L2_IN_ST_NO_SYNC 0x00010000 /* No synchronization lock */
1556#define V4L2_IN_ST_NO_EQU 0x00020000 /* No equalizer lock */
1557#define V4L2_IN_ST_NO_CARRIER 0x00040000 /* Carrier recovery failed */
1558
1559/* field 'status' - VCR and set-top box */
1560#define V4L2_IN_ST_MACROVISION 0x01000000 /* Macrovision detected */
1561#define V4L2_IN_ST_NO_ACCESS 0x02000000 /* Conditional access denied */
1562#define V4L2_IN_ST_VTR 0x04000000 /* VTR time constant */
1563
1564/* capabilities flags */
David Howells607ca462012-10-13 10:46:48 +01001565#define V4L2_IN_CAP_DV_TIMINGS 0x00000002 /* Supports S_DV_TIMINGS */
1566#define V4L2_IN_CAP_CUSTOM_TIMINGS V4L2_IN_CAP_DV_TIMINGS /* For compatibility */
1567#define V4L2_IN_CAP_STD 0x00000004 /* Supports S_STD */
Sakari Ailus8af03452014-11-18 02:27:00 -03001568#define V4L2_IN_CAP_NATIVE_SIZE 0x00000008 /* Supports setting native size */
David Howells607ca462012-10-13 10:46:48 +01001569
1570/*
1571 * V I D E O O U T P U T S
1572 */
1573struct v4l2_output {
1574 __u32 index; /* Which output */
1575 __u8 name[32]; /* Label */
1576 __u32 type; /* Type of output */
1577 __u32 audioset; /* Associated audios (bitfield) */
1578 __u32 modulator; /* Associated modulator */
1579 v4l2_std_id std;
1580 __u32 capabilities;
1581 __u32 reserved[3];
1582};
1583/* Values for the 'type' field */
1584#define V4L2_OUTPUT_TYPE_MODULATOR 1
1585#define V4L2_OUTPUT_TYPE_ANALOG 2
1586#define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY 3
1587
1588/* capabilities flags */
David Howells607ca462012-10-13 10:46:48 +01001589#define V4L2_OUT_CAP_DV_TIMINGS 0x00000002 /* Supports S_DV_TIMINGS */
1590#define V4L2_OUT_CAP_CUSTOM_TIMINGS V4L2_OUT_CAP_DV_TIMINGS /* For compatibility */
1591#define V4L2_OUT_CAP_STD 0x00000004 /* Supports S_STD */
Sakari Ailus8af03452014-11-18 02:27:00 -03001592#define V4L2_OUT_CAP_NATIVE_SIZE 0x00000008 /* Supports setting native size */
David Howells607ca462012-10-13 10:46:48 +01001593
1594/*
1595 * C O N T R O L S
1596 */
1597struct v4l2_control {
1598 __u32 id;
1599 __s32 value;
1600};
1601
1602struct v4l2_ext_control {
1603 __u32 id;
1604 __u32 size;
1605 __u32 reserved2[1];
1606 union {
1607 __s32 value;
1608 __s64 value64;
Hans Verkuileadf9e22014-08-21 16:49:16 -03001609 char __user *string;
1610 __u8 __user *p_u8;
1611 __u16 __user *p_u16;
1612 __u32 __user *p_u32;
1613 void __user *ptr;
David Howells607ca462012-10-13 10:46:48 +01001614 };
1615} __attribute__ ((packed));
1616
1617struct v4l2_ext_controls {
Ricardo Ribalda35ec2a22015-10-29 08:10:27 -02001618 union {
Ricardo Ribalda0f8017b2015-10-29 08:10:28 -02001619#ifndef __KERNEL__
Ricardo Ribalda35ec2a22015-10-29 08:10:27 -02001620 __u32 ctrl_class;
Ricardo Ribalda0f8017b2015-10-29 08:10:28 -02001621#endif
Ricardo Ribalda35ec2a22015-10-29 08:10:27 -02001622 __u32 which;
1623 };
David Howells607ca462012-10-13 10:46:48 +01001624 __u32 count;
1625 __u32 error_idx;
1626 __u32 reserved[2];
1627 struct v4l2_ext_control *controls;
1628};
1629
1630#define V4L2_CTRL_ID_MASK (0x0fffffff)
Ricardo Ribalda0f8017b2015-10-29 08:10:28 -02001631#ifndef __KERNEL__
David Howells607ca462012-10-13 10:46:48 +01001632#define V4L2_CTRL_ID2CLASS(id) ((id) & 0x0fff0000UL)
Ricardo Ribalda0f8017b2015-10-29 08:10:28 -02001633#endif
1634#define V4L2_CTRL_ID2WHICH(id) ((id) & 0x0fff0000UL)
David Howells607ca462012-10-13 10:46:48 +01001635#define V4L2_CTRL_DRIVER_PRIV(id) (((id) & 0xffff) >= 0x1000)
Hans Verkuil5082c242014-06-10 04:14:50 -03001636#define V4L2_CTRL_MAX_DIMS (4)
Ricardo Ribalda35ec2a22015-10-29 08:10:27 -02001637#define V4L2_CTRL_WHICH_CUR_VAL 0
1638#define V4L2_CTRL_WHICH_DEF_VAL 0x0f000000
David Howells607ca462012-10-13 10:46:48 +01001639
1640enum v4l2_ctrl_type {
1641 V4L2_CTRL_TYPE_INTEGER = 1,
1642 V4L2_CTRL_TYPE_BOOLEAN = 2,
1643 V4L2_CTRL_TYPE_MENU = 3,
1644 V4L2_CTRL_TYPE_BUTTON = 4,
1645 V4L2_CTRL_TYPE_INTEGER64 = 5,
1646 V4L2_CTRL_TYPE_CTRL_CLASS = 6,
1647 V4L2_CTRL_TYPE_STRING = 7,
1648 V4L2_CTRL_TYPE_BITMASK = 8,
Hans Verkuil7e6a6822014-03-27 11:25:45 -03001649 V4L2_CTRL_TYPE_INTEGER_MENU = 9,
1650
1651 /* Compound types are >= 0x0100 */
1652 V4L2_CTRL_COMPOUND_TYPES = 0x0100,
Hans Verkuildda4a4d2014-06-10 07:30:04 -03001653 V4L2_CTRL_TYPE_U8 = 0x0100,
1654 V4L2_CTRL_TYPE_U16 = 0x0101,
Hans Verkuil811c5082014-07-21 10:45:37 -03001655 V4L2_CTRL_TYPE_U32 = 0x0102,
David Howells607ca462012-10-13 10:46:48 +01001656};
1657
1658/* Used in the VIDIOC_QUERYCTRL ioctl for querying controls */
1659struct v4l2_queryctrl {
1660 __u32 id;
1661 __u32 type; /* enum v4l2_ctrl_type */
1662 __u8 name[32]; /* Whatever */
1663 __s32 minimum; /* Note signedness */
1664 __s32 maximum;
1665 __s32 step;
1666 __s32 default_value;
1667 __u32 flags;
1668 __u32 reserved[2];
1669};
1670
Hans Verkuil5082c242014-06-10 04:14:50 -03001671/* Used in the VIDIOC_QUERY_EXT_CTRL ioctl for querying extended controls */
1672struct v4l2_query_ext_ctrl {
1673 __u32 id;
1674 __u32 type;
1675 char name[32];
1676 __s64 minimum;
1677 __s64 maximum;
1678 __u64 step;
1679 __s64 default_value;
1680 __u32 flags;
1681 __u32 elem_size;
1682 __u32 elems;
1683 __u32 nr_of_dims;
1684 __u32 dims[V4L2_CTRL_MAX_DIMS];
1685 __u32 reserved[32];
1686};
1687
David Howells607ca462012-10-13 10:46:48 +01001688/* Used in the VIDIOC_QUERYMENU ioctl for querying menu items */
1689struct v4l2_querymenu {
1690 __u32 id;
1691 __u32 index;
1692 union {
1693 __u8 name[32]; /* Whatever */
1694 __s64 value;
1695 };
1696 __u32 reserved;
1697} __attribute__ ((packed));
1698
1699/* Control flags */
1700#define V4L2_CTRL_FLAG_DISABLED 0x0001
1701#define V4L2_CTRL_FLAG_GRABBED 0x0002
1702#define V4L2_CTRL_FLAG_READ_ONLY 0x0004
1703#define V4L2_CTRL_FLAG_UPDATE 0x0008
1704#define V4L2_CTRL_FLAG_INACTIVE 0x0010
1705#define V4L2_CTRL_FLAG_SLIDER 0x0020
1706#define V4L2_CTRL_FLAG_WRITE_ONLY 0x0040
1707#define V4L2_CTRL_FLAG_VOLATILE 0x0080
Hans Verkuil7e6a6822014-03-27 11:25:45 -03001708#define V4L2_CTRL_FLAG_HAS_PAYLOAD 0x0100
Ricardo Ribaldab6e5b8f2015-03-20 10:45:43 -03001709#define V4L2_CTRL_FLAG_EXECUTE_ON_WRITE 0x0200
David Howells607ca462012-10-13 10:46:48 +01001710
Hans Verkuil7e6a6822014-03-27 11:25:45 -03001711/* Query flags, to be ORed with the control ID */
David Howells607ca462012-10-13 10:46:48 +01001712#define V4L2_CTRL_FLAG_NEXT_CTRL 0x80000000
Hans Verkuil7e6a6822014-03-27 11:25:45 -03001713#define V4L2_CTRL_FLAG_NEXT_COMPOUND 0x40000000
David Howells607ca462012-10-13 10:46:48 +01001714
1715/* User-class control IDs defined by V4L2 */
1716#define V4L2_CID_MAX_CTRLS 1024
1717/* IDs reserved for driver specific controls */
1718#define V4L2_CID_PRIVATE_BASE 0x08000000
1719
1720
David Howells607ca462012-10-13 10:46:48 +01001721/*
1722 * T U N I N G
1723 */
1724struct v4l2_tuner {
1725 __u32 index;
1726 __u8 name[32];
1727 __u32 type; /* enum v4l2_tuner_type */
1728 __u32 capability;
1729 __u32 rangelow;
1730 __u32 rangehigh;
1731 __u32 rxsubchans;
1732 __u32 audmode;
1733 __s32 signal;
1734 __s32 afc;
1735 __u32 reserved[4];
1736};
1737
1738struct v4l2_modulator {
1739 __u32 index;
1740 __u8 name[32];
1741 __u32 capability;
1742 __u32 rangelow;
1743 __u32 rangehigh;
1744 __u32 txsubchans;
Antti Palosaari4124a3c2015-10-10 13:51:02 -03001745 __u32 type; /* enum v4l2_tuner_type */
1746 __u32 reserved[3];
David Howells607ca462012-10-13 10:46:48 +01001747};
1748
1749/* Flags for the 'capability' field */
1750#define V4L2_TUNER_CAP_LOW 0x0001
1751#define V4L2_TUNER_CAP_NORM 0x0002
1752#define V4L2_TUNER_CAP_HWSEEK_BOUNDED 0x0004
1753#define V4L2_TUNER_CAP_HWSEEK_WRAP 0x0008
1754#define V4L2_TUNER_CAP_STEREO 0x0010
1755#define V4L2_TUNER_CAP_LANG2 0x0020
1756#define V4L2_TUNER_CAP_SAP 0x0020
1757#define V4L2_TUNER_CAP_LANG1 0x0040
1758#define V4L2_TUNER_CAP_RDS 0x0080
1759#define V4L2_TUNER_CAP_RDS_BLOCK_IO 0x0100
1760#define V4L2_TUNER_CAP_RDS_CONTROLS 0x0200
1761#define V4L2_TUNER_CAP_FREQ_BANDS 0x0400
1762#define V4L2_TUNER_CAP_HWSEEK_PROG_LIM 0x0800
Antti Palosaari67f9a112013-12-11 20:27:31 -03001763#define V4L2_TUNER_CAP_1HZ 0x1000
David Howells607ca462012-10-13 10:46:48 +01001764
1765/* Flags for the 'rxsubchans' field */
1766#define V4L2_TUNER_SUB_MONO 0x0001
1767#define V4L2_TUNER_SUB_STEREO 0x0002
1768#define V4L2_TUNER_SUB_LANG2 0x0004
1769#define V4L2_TUNER_SUB_SAP 0x0004
1770#define V4L2_TUNER_SUB_LANG1 0x0008
1771#define V4L2_TUNER_SUB_RDS 0x0010
1772
1773/* Values for the 'audmode' field */
1774#define V4L2_TUNER_MODE_MONO 0x0000
1775#define V4L2_TUNER_MODE_STEREO 0x0001
1776#define V4L2_TUNER_MODE_LANG2 0x0002
1777#define V4L2_TUNER_MODE_SAP 0x0002
1778#define V4L2_TUNER_MODE_LANG1 0x0003
1779#define V4L2_TUNER_MODE_LANG1_LANG2 0x0004
1780
1781struct v4l2_frequency {
1782 __u32 tuner;
1783 __u32 type; /* enum v4l2_tuner_type */
1784 __u32 frequency;
1785 __u32 reserved[8];
1786};
1787
1788#define V4L2_BAND_MODULATION_VSB (1 << 1)
1789#define V4L2_BAND_MODULATION_FM (1 << 2)
1790#define V4L2_BAND_MODULATION_AM (1 << 3)
1791
1792struct v4l2_frequency_band {
1793 __u32 tuner;
1794 __u32 type; /* enum v4l2_tuner_type */
1795 __u32 index;
1796 __u32 capability;
1797 __u32 rangelow;
1798 __u32 rangehigh;
1799 __u32 modulation;
1800 __u32 reserved[9];
1801};
1802
1803struct v4l2_hw_freq_seek {
1804 __u32 tuner;
1805 __u32 type; /* enum v4l2_tuner_type */
1806 __u32 seek_upward;
1807 __u32 wrap_around;
1808 __u32 spacing;
1809 __u32 rangelow;
1810 __u32 rangehigh;
1811 __u32 reserved[5];
1812};
1813
1814/*
1815 * R D S
1816 */
1817
1818struct v4l2_rds_data {
1819 __u8 lsb;
1820 __u8 msb;
1821 __u8 block;
1822} __attribute__ ((packed));
1823
1824#define V4L2_RDS_BLOCK_MSK 0x7
1825#define V4L2_RDS_BLOCK_A 0
1826#define V4L2_RDS_BLOCK_B 1
1827#define V4L2_RDS_BLOCK_C 2
1828#define V4L2_RDS_BLOCK_D 3
1829#define V4L2_RDS_BLOCK_C_ALT 4
1830#define V4L2_RDS_BLOCK_INVALID 7
1831
1832#define V4L2_RDS_BLOCK_CORRECTED 0x40
1833#define V4L2_RDS_BLOCK_ERROR 0x80
1834
1835/*
1836 * A U D I O
1837 */
1838struct v4l2_audio {
1839 __u32 index;
1840 __u8 name[32];
1841 __u32 capability;
1842 __u32 mode;
1843 __u32 reserved[2];
1844};
1845
1846/* Flags for the 'capability' field */
1847#define V4L2_AUDCAP_STEREO 0x00001
1848#define V4L2_AUDCAP_AVL 0x00002
1849
1850/* Flags for the 'mode' field */
1851#define V4L2_AUDMODE_AVL 0x00001
1852
1853struct v4l2_audioout {
1854 __u32 index;
1855 __u8 name[32];
1856 __u32 capability;
1857 __u32 mode;
1858 __u32 reserved[2];
1859};
1860
1861/*
1862 * M P E G S E R V I C E S
David Howells607ca462012-10-13 10:46:48 +01001863 */
1864#if 1
1865#define V4L2_ENC_IDX_FRAME_I (0)
1866#define V4L2_ENC_IDX_FRAME_P (1)
1867#define V4L2_ENC_IDX_FRAME_B (2)
1868#define V4L2_ENC_IDX_FRAME_MASK (0xf)
1869
1870struct v4l2_enc_idx_entry {
1871 __u64 offset;
1872 __u64 pts;
1873 __u32 length;
1874 __u32 flags;
1875 __u32 reserved[2];
1876};
1877
1878#define V4L2_ENC_IDX_ENTRIES (64)
1879struct v4l2_enc_idx {
1880 __u32 entries;
1881 __u32 entries_cap;
1882 __u32 reserved[4];
1883 struct v4l2_enc_idx_entry entry[V4L2_ENC_IDX_ENTRIES];
1884};
1885
1886
1887#define V4L2_ENC_CMD_START (0)
1888#define V4L2_ENC_CMD_STOP (1)
1889#define V4L2_ENC_CMD_PAUSE (2)
1890#define V4L2_ENC_CMD_RESUME (3)
1891
1892/* Flags for V4L2_ENC_CMD_STOP */
1893#define V4L2_ENC_CMD_STOP_AT_GOP_END (1 << 0)
1894
1895struct v4l2_encoder_cmd {
1896 __u32 cmd;
1897 __u32 flags;
1898 union {
1899 struct {
1900 __u32 data[8];
1901 } raw;
1902 };
1903};
1904
1905/* Decoder commands */
1906#define V4L2_DEC_CMD_START (0)
1907#define V4L2_DEC_CMD_STOP (1)
1908#define V4L2_DEC_CMD_PAUSE (2)
1909#define V4L2_DEC_CMD_RESUME (3)
Praneeth Paladugu6e6fbdb2017-01-16 15:43:01 -08001910#define V4L2_QCOM_CMD_FLUSH (4)
1911#define V4L2_DEC_QCOM_CMD_RECONFIG_HINT (5)
Umesh Pandeybb3fad02017-03-31 16:49:42 -07001912#define V4L2_QCOM_CMD_SESSION_CONTINUE (6)
David Howells607ca462012-10-13 10:46:48 +01001913/* Flags for V4L2_DEC_CMD_START */
1914#define V4L2_DEC_CMD_START_MUTE_AUDIO (1 << 0)
1915
1916/* Flags for V4L2_DEC_CMD_PAUSE */
1917#define V4L2_DEC_CMD_PAUSE_TO_BLACK (1 << 0)
1918
1919/* Flags for V4L2_DEC_CMD_STOP */
1920#define V4L2_DEC_CMD_STOP_TO_BLACK (1 << 0)
1921#define V4L2_DEC_CMD_STOP_IMMEDIATELY (1 << 1)
1922
Praneeth Paladugu6e6fbdb2017-01-16 15:43:01 -08001923#define V4L2_QCOM_CMD_FLUSH_OUTPUT (1 << 0)
1924#define V4L2_QCOM_CMD_FLUSH_CAPTURE (1 << 1)
1925
David Howells607ca462012-10-13 10:46:48 +01001926/* Play format requirements (returned by the driver): */
1927
1928/* The decoder has no special format requirements */
1929#define V4L2_DEC_START_FMT_NONE (0)
1930/* The decoder requires full GOPs */
1931#define V4L2_DEC_START_FMT_GOP (1)
1932
1933/* The structure must be zeroed before use by the application
1934 This ensures it can be extended safely in the future. */
1935struct v4l2_decoder_cmd {
1936 __u32 cmd;
1937 __u32 flags;
1938 union {
1939 struct {
1940 __u64 pts;
1941 } stop;
1942
1943 struct {
1944 /* 0 or 1000 specifies normal speed,
1945 1 specifies forward single stepping,
1946 -1 specifies backward single stepping,
1947 >1: playback at speed/1000 of the normal speed,
1948 <-1: reverse playback at (-speed/1000) of the normal speed. */
1949 __s32 speed;
1950 __u32 format;
1951 } start;
1952
1953 struct {
1954 __u32 data[16];
1955 } raw;
1956 };
1957};
1958#endif
1959
1960
1961/*
1962 * D A T A S E R V I C E S ( V B I )
1963 *
1964 * Data services API by Michael Schimek
1965 */
1966
1967/* Raw VBI */
1968struct v4l2_vbi_format {
1969 __u32 sampling_rate; /* in 1 Hz */
1970 __u32 offset;
1971 __u32 samples_per_line;
1972 __u32 sample_format; /* V4L2_PIX_FMT_* */
1973 __s32 start[2];
1974 __u32 count[2];
1975 __u32 flags; /* V4L2_VBI_* */
1976 __u32 reserved[2]; /* must be zero */
1977};
1978
1979/* VBI flags */
1980#define V4L2_VBI_UNSYNC (1 << 0)
1981#define V4L2_VBI_INTERLACED (1 << 1)
1982
Hans Verkuil273886b2014-07-18 02:58:41 -03001983/* ITU-R start lines for each field */
1984#define V4L2_VBI_ITU_525_F1_START (1)
1985#define V4L2_VBI_ITU_525_F2_START (264)
1986#define V4L2_VBI_ITU_625_F1_START (1)
1987#define V4L2_VBI_ITU_625_F2_START (314)
1988
David Howells607ca462012-10-13 10:46:48 +01001989/* Sliced VBI
1990 *
1991 * This implements is a proposal V4L2 API to allow SLICED VBI
1992 * required for some hardware encoders. It should change without
1993 * notice in the definitive implementation.
1994 */
1995
1996struct v4l2_sliced_vbi_format {
1997 __u16 service_set;
1998 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
1999 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
2000 (equals frame lines 313-336 for 625 line video
2001 standards, 263-286 for 525 line standards) */
2002 __u16 service_lines[2][24];
2003 __u32 io_size;
2004 __u32 reserved[2]; /* must be zero */
2005};
2006
2007/* Teletext World System Teletext
2008 (WST), defined on ITU-R BT.653-2 */
2009#define V4L2_SLICED_TELETEXT_B (0x0001)
2010/* Video Program System, defined on ETS 300 231*/
2011#define V4L2_SLICED_VPS (0x0400)
2012/* Closed Caption, defined on EIA-608 */
2013#define V4L2_SLICED_CAPTION_525 (0x1000)
2014/* Wide Screen System, defined on ITU-R BT1119.1 */
2015#define V4L2_SLICED_WSS_625 (0x4000)
2016
2017#define V4L2_SLICED_VBI_525 (V4L2_SLICED_CAPTION_525)
2018#define V4L2_SLICED_VBI_625 (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625)
2019
2020struct v4l2_sliced_vbi_cap {
2021 __u16 service_set;
2022 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
2023 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
2024 (equals frame lines 313-336 for 625 line video
2025 standards, 263-286 for 525 line standards) */
2026 __u16 service_lines[2][24];
2027 __u32 type; /* enum v4l2_buf_type */
2028 __u32 reserved[3]; /* must be 0 */
2029};
2030
2031struct v4l2_sliced_vbi_data {
2032 __u32 id;
2033 __u32 field; /* 0: first field, 1: second field */
2034 __u32 line; /* 1-23 */
2035 __u32 reserved; /* must be 0 */
2036 __u8 data[48];
2037};
2038
2039/*
2040 * Sliced VBI data inserted into MPEG Streams
2041 */
2042
2043/*
2044 * V4L2_MPEG_STREAM_VBI_FMT_IVTV:
2045 *
2046 * Structure of payload contained in an MPEG 2 Private Stream 1 PES Packet in an
2047 * MPEG-2 Program Pack that contains V4L2_MPEG_STREAM_VBI_FMT_IVTV Sliced VBI
2048 * data
2049 *
2050 * Note, the MPEG-2 Program Pack and Private Stream 1 PES packet header
2051 * definitions are not included here. See the MPEG-2 specifications for details
2052 * on these headers.
2053 */
2054
2055/* Line type IDs */
2056#define V4L2_MPEG_VBI_IVTV_TELETEXT_B (1)
2057#define V4L2_MPEG_VBI_IVTV_CAPTION_525 (4)
2058#define V4L2_MPEG_VBI_IVTV_WSS_625 (5)
2059#define V4L2_MPEG_VBI_IVTV_VPS (7)
2060
2061struct v4l2_mpeg_vbi_itv0_line {
2062 __u8 id; /* One of V4L2_MPEG_VBI_IVTV_* above */
2063 __u8 data[42]; /* Sliced VBI data for the line */
2064} __attribute__ ((packed));
2065
2066struct v4l2_mpeg_vbi_itv0 {
2067 __le32 linemask[2]; /* Bitmasks of VBI service lines present */
2068 struct v4l2_mpeg_vbi_itv0_line line[35];
2069} __attribute__ ((packed));
2070
2071struct v4l2_mpeg_vbi_ITV0 {
2072 struct v4l2_mpeg_vbi_itv0_line line[36];
2073} __attribute__ ((packed));
2074
2075#define V4L2_MPEG_VBI_IVTV_MAGIC0 "itv0"
2076#define V4L2_MPEG_VBI_IVTV_MAGIC1 "ITV0"
2077
2078struct v4l2_mpeg_vbi_fmt_ivtv {
2079 __u8 magic[4];
2080 union {
2081 struct v4l2_mpeg_vbi_itv0 itv0;
2082 struct v4l2_mpeg_vbi_ITV0 ITV0;
2083 };
2084} __attribute__ ((packed));
2085
2086/*
2087 * A G G R E G A T E S T R U C T U R E S
2088 */
2089
2090/**
2091 * struct v4l2_plane_pix_format - additional, per-plane format definition
2092 * @sizeimage: maximum size in bytes required for data, for which
2093 * this plane will be used
2094 * @bytesperline: distance in bytes between the leftmost pixels in two
2095 * adjacent lines
2096 */
2097struct v4l2_plane_pix_format {
2098 __u32 sizeimage;
Hans Verkuilcc7d2df2015-03-15 14:30:25 -03002099 __u32 bytesperline;
2100 __u16 reserved[6];
David Howells607ca462012-10-13 10:46:48 +01002101} __attribute__ ((packed));
2102
2103/**
2104 * struct v4l2_pix_format_mplane - multiplanar format definition
2105 * @width: image width in pixels
2106 * @height: image height in pixels
2107 * @pixelformat: little endian four character code (fourcc)
2108 * @field: enum v4l2_field; field order (for interlaced video)
2109 * @colorspace: enum v4l2_colorspace; supplemental to pixelformat
2110 * @plane_fmt: per-plane information
2111 * @num_planes: number of planes for this format
Laurent Pinchartc96fd462014-05-27 10:12:43 -03002112 * @flags: format flags (V4L2_PIX_FMT_FLAG_*)
Hans Verkuild5735d62014-11-17 09:06:42 -03002113 * @ycbcr_enc: enum v4l2_ycbcr_encoding, Y'CbCr encoding
2114 * @quantization: enum v4l2_quantization, colorspace quantization
Hans Verkuil74fdcb22015-04-28 08:49:09 -03002115 * @xfer_func: enum v4l2_xfer_func, colorspace transfer function
David Howells607ca462012-10-13 10:46:48 +01002116 */
2117struct v4l2_pix_format_mplane {
2118 __u32 width;
2119 __u32 height;
2120 __u32 pixelformat;
2121 __u32 field;
2122 __u32 colorspace;
2123
2124 struct v4l2_plane_pix_format plane_fmt[VIDEO_MAX_PLANES];
2125 __u8 num_planes;
Laurent Pinchartc96fd462014-05-27 10:12:43 -03002126 __u8 flags;
Hans Verkuild5735d62014-11-17 09:06:42 -03002127 __u8 ycbcr_enc;
2128 __u8 quantization;
Hans Verkuil74fdcb22015-04-28 08:49:09 -03002129 __u8 xfer_func;
2130 __u8 reserved[7];
David Howells607ca462012-10-13 10:46:48 +01002131} __attribute__ ((packed));
2132
2133/**
Antti Palosaari87185c92014-03-10 10:43:24 -03002134 * struct v4l2_sdr_format - SDR format definition
Antti Palosaari6f3073b2013-12-12 13:34:30 -03002135 * @pixelformat: little endian four character code (fourcc)
Antti Palosaariaaa968b2014-07-18 15:28:24 -03002136 * @buffersize: maximum size in bytes required for data
Antti Palosaari6f3073b2013-12-12 13:34:30 -03002137 */
Antti Palosaari87185c92014-03-10 10:43:24 -03002138struct v4l2_sdr_format {
Antti Palosaari6f3073b2013-12-12 13:34:30 -03002139 __u32 pixelformat;
Antti Palosaariaaa968b2014-07-18 15:28:24 -03002140 __u32 buffersize;
2141 __u8 reserved[24];
Antti Palosaari6f3073b2013-12-12 13:34:30 -03002142} __attribute__ ((packed));
2143
2144/**
David Howells607ca462012-10-13 10:46:48 +01002145 * struct v4l2_format - stream data format
2146 * @type: enum v4l2_buf_type; type of the data stream
2147 * @pix: definition of an image format
2148 * @pix_mp: definition of a multiplanar image format
2149 * @win: definition of an overlaid image
2150 * @vbi: raw VBI capture or output parameters
2151 * @sliced: sliced VBI capture or output parameters
2152 * @raw_data: placeholder for future extensions and custom formats
2153 */
2154struct v4l2_format {
2155 __u32 type;
2156 union {
2157 struct v4l2_pix_format pix; /* V4L2_BUF_TYPE_VIDEO_CAPTURE */
2158 struct v4l2_pix_format_mplane pix_mp; /* V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE */
2159 struct v4l2_window win; /* V4L2_BUF_TYPE_VIDEO_OVERLAY */
2160 struct v4l2_vbi_format vbi; /* V4L2_BUF_TYPE_VBI_CAPTURE */
2161 struct v4l2_sliced_vbi_format sliced; /* V4L2_BUF_TYPE_SLICED_VBI_CAPTURE */
Antti Palosaari87185c92014-03-10 10:43:24 -03002162 struct v4l2_sdr_format sdr; /* V4L2_BUF_TYPE_SDR_CAPTURE */
David Howells607ca462012-10-13 10:46:48 +01002163 __u8 raw_data[200]; /* user-defined */
2164 } fmt;
2165};
2166
2167/* Stream type-dependent parameters
2168 */
2169struct v4l2_streamparm {
2170 __u32 type; /* enum v4l2_buf_type */
2171 union {
2172 struct v4l2_captureparm capture;
2173 struct v4l2_outputparm output;
2174 __u8 raw_data[200]; /* user-defined */
2175 } parm;
2176};
2177
2178/*
2179 * E V E N T S
2180 */
2181
2182#define V4L2_EVENT_ALL 0
2183#define V4L2_EVENT_VSYNC 1
2184#define V4L2_EVENT_EOS 2
2185#define V4L2_EVENT_CTRL 3
2186#define V4L2_EVENT_FRAME_SYNC 4
Arun Kumar K3cbe6e52014-05-14 03:59:42 -03002187#define V4L2_EVENT_SOURCE_CHANGE 5
Hans Verkuil78ea6112014-01-27 09:26:23 -03002188#define V4L2_EVENT_MOTION_DET 6
David Howells607ca462012-10-13 10:46:48 +01002189#define V4L2_EVENT_PRIVATE_START 0x08000000
2190
Praneeth Paladugu6e6fbdb2017-01-16 15:43:01 -08002191#define V4L2_EVENT_BITDEPTH_FLAG 0x1
2192#define V4L2_EVENT_PICSTRUCT_FLAG 0x2
2193#define V4L2_EVENT_COLOUR_SPACE_FLAG 0x4
2194
2195#define V4L2_EVENT_MSM_VIDC_START (V4L2_EVENT_PRIVATE_START + 0x00001000)
2196#define V4L2_EVENT_MSM_VIDC_FLUSH_DONE (V4L2_EVENT_MSM_VIDC_START + 1)
2197#define V4L2_EVENT_MSM_VIDC_PORT_SETTINGS_CHANGED_SUFFICIENT \
2198 (V4L2_EVENT_MSM_VIDC_START + 2)
2199#define V4L2_EVENT_MSM_VIDC_PORT_SETTINGS_CHANGED_INSUFFICIENT \
2200 (V4L2_EVENT_MSM_VIDC_START + 3)
2201/*
2202 * Bitdepth changed insufficient is deprecated now, however retaining
2203 * to prevent changing the values of the other macros after bitdepth
2204 */
2205#define V4L2_EVENT_MSM_VIDC_PORT_SETTINGS_BITDEPTH_CHANGED_INSUFFICIENT \
2206 (V4L2_EVENT_MSM_VIDC_START + 4)
2207#define V4L2_EVENT_MSM_VIDC_SYS_ERROR (V4L2_EVENT_MSM_VIDC_START + 5)
2208#define V4L2_EVENT_MSM_VIDC_RELEASE_BUFFER_REFERENCE \
2209 (V4L2_EVENT_MSM_VIDC_START + 6)
2210#define V4L2_EVENT_MSM_VIDC_RELEASE_UNQUEUED_BUFFER \
2211 (V4L2_EVENT_MSM_VIDC_START + 7)
2212#define V4L2_EVENT_MSM_VIDC_HW_OVERLOAD (V4L2_EVENT_MSM_VIDC_START + 8)
2213#define V4L2_EVENT_MSM_VIDC_MAX_CLIENTS (V4L2_EVENT_MSM_VIDC_START + 9)
2214#define V4L2_EVENT_MSM_VIDC_HW_UNSUPPORTED (V4L2_EVENT_MSM_VIDC_START + 10)
2215
David Howells607ca462012-10-13 10:46:48 +01002216/* Payload for V4L2_EVENT_VSYNC */
2217struct v4l2_event_vsync {
2218 /* Can be V4L2_FIELD_ANY, _NONE, _TOP or _BOTTOM */
2219 __u8 field;
2220} __attribute__ ((packed));
2221
2222/* Payload for V4L2_EVENT_CTRL */
2223#define V4L2_EVENT_CTRL_CH_VALUE (1 << 0)
2224#define V4L2_EVENT_CTRL_CH_FLAGS (1 << 1)
Sylwester Nawrocki2ccbe772013-01-19 15:51:55 -03002225#define V4L2_EVENT_CTRL_CH_RANGE (1 << 2)
David Howells607ca462012-10-13 10:46:48 +01002226
2227struct v4l2_event_ctrl {
2228 __u32 changes;
2229 __u32 type;
2230 union {
2231 __s32 value;
2232 __s64 value64;
2233 };
2234 __u32 flags;
2235 __s32 minimum;
2236 __s32 maximum;
2237 __s32 step;
2238 __s32 default_value;
2239};
2240
2241struct v4l2_event_frame_sync {
2242 __u32 frame_sequence;
2243};
2244
Arun Kumar K3cbe6e52014-05-14 03:59:42 -03002245#define V4L2_EVENT_SRC_CH_RESOLUTION (1 << 0)
2246
2247struct v4l2_event_src_change {
2248 __u32 changes;
2249};
2250
Hans Verkuil78ea6112014-01-27 09:26:23 -03002251#define V4L2_EVENT_MD_FL_HAVE_FRAME_SEQ (1 << 0)
2252
2253/**
2254 * struct v4l2_event_motion_det - motion detection event
2255 * @flags: if V4L2_EVENT_MD_FL_HAVE_FRAME_SEQ is set, then the
2256 * frame_sequence field is valid.
2257 * @frame_sequence: the frame sequence number associated with this event.
2258 * @region_mask: which regions detected motion.
2259 */
2260struct v4l2_event_motion_det {
2261 __u32 flags;
2262 __u32 frame_sequence;
2263 __u32 region_mask;
2264};
2265
David Howells607ca462012-10-13 10:46:48 +01002266struct v4l2_event {
2267 __u32 type;
2268 union {
2269 struct v4l2_event_vsync vsync;
2270 struct v4l2_event_ctrl ctrl;
2271 struct v4l2_event_frame_sync frame_sync;
Arun Kumar K3cbe6e52014-05-14 03:59:42 -03002272 struct v4l2_event_src_change src_change;
Hans Verkuil78ea6112014-01-27 09:26:23 -03002273 struct v4l2_event_motion_det motion_det;
David Howells607ca462012-10-13 10:46:48 +01002274 __u8 data[64];
2275 } u;
2276 __u32 pending;
2277 __u32 sequence;
2278 struct timespec timestamp;
2279 __u32 id;
2280 __u32 reserved[8];
2281};
2282
2283#define V4L2_EVENT_SUB_FL_SEND_INITIAL (1 << 0)
2284#define V4L2_EVENT_SUB_FL_ALLOW_FEEDBACK (1 << 1)
2285
2286struct v4l2_event_subscription {
2287 __u32 type;
2288 __u32 id;
2289 __u32 flags;
2290 __u32 reserved[5];
2291};
2292
2293/*
2294 * A D V A N C E D D E B U G G I N G
2295 *
2296 * NOTE: EXPERIMENTAL API, NEVER RELY ON THIS IN APPLICATIONS!
2297 * FOR DEBUGGING, TESTING AND INTERNAL USE ONLY!
2298 */
2299
2300/* VIDIOC_DBG_G_REGISTER and VIDIOC_DBG_S_REGISTER */
2301
Hans Verkuil79b0c642013-03-18 12:16:34 -03002302#define V4L2_CHIP_MATCH_BRIDGE 0 /* Match against chip ID on the bridge (0 for the bridge) */
Hans Verkuilb71c9982013-05-26 10:03:01 -03002303#define V4L2_CHIP_MATCH_SUBDEV 4 /* Match against subdev index */
2304
2305/* The following four defines are no longer in use */
Hans Verkuil79b0c642013-03-18 12:16:34 -03002306#define V4L2_CHIP_MATCH_HOST V4L2_CHIP_MATCH_BRIDGE
2307#define V4L2_CHIP_MATCH_I2C_DRIVER 1 /* Match against I2C driver name */
2308#define V4L2_CHIP_MATCH_I2C_ADDR 2 /* Match against I2C 7-bit address */
Lad, Prabhakarff29feb2013-05-20 06:02:40 -03002309#define V4L2_CHIP_MATCH_AC97 3 /* Match against ancillary AC97 chip */
David Howells607ca462012-10-13 10:46:48 +01002310
2311struct v4l2_dbg_match {
2312 __u32 type; /* Match type */
2313 union { /* Match this chip, meaning determined by type */
2314 __u32 addr;
2315 char name[32];
2316 };
2317} __attribute__ ((packed));
2318
2319struct v4l2_dbg_register {
2320 struct v4l2_dbg_match match;
2321 __u32 size; /* register size in bytes */
2322 __u64 reg;
2323 __u64 val;
2324} __attribute__ ((packed));
2325
Hans Verkuil79b0c642013-03-18 12:16:34 -03002326#define V4L2_CHIP_FL_READABLE (1 << 0)
2327#define V4L2_CHIP_FL_WRITABLE (1 << 1)
2328
Hans Verkuil96b03d22013-04-06 06:16:58 -03002329/* VIDIOC_DBG_G_CHIP_INFO */
2330struct v4l2_dbg_chip_info {
Hans Verkuil79b0c642013-03-18 12:16:34 -03002331 struct v4l2_dbg_match match;
2332 char name[32];
2333 __u32 flags;
Hans Verkuilb8399b82013-04-08 11:53:55 -03002334 __u32 reserved[32];
Hans Verkuil79b0c642013-03-18 12:16:34 -03002335} __attribute__ ((packed));
2336
David Howells607ca462012-10-13 10:46:48 +01002337/**
2338 * struct v4l2_create_buffers - VIDIOC_CREATE_BUFS argument
2339 * @index: on return, index of the first created buffer
2340 * @count: entry: number of requested buffers,
2341 * return: number of created buffers
2342 * @memory: enum v4l2_memory; buffer memory type
2343 * @format: frame format, for which buffers are requested
2344 * @reserved: future extensions
2345 */
2346struct v4l2_create_buffers {
2347 __u32 index;
2348 __u32 count;
2349 __u32 memory;
2350 struct v4l2_format format;
2351 __u32 reserved[8];
2352};
2353
2354/*
2355 * 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
2356 *
2357 */
2358#define VIDIOC_QUERYCAP _IOR('V', 0, struct v4l2_capability)
2359#define VIDIOC_RESERVED _IO('V', 1)
2360#define VIDIOC_ENUM_FMT _IOWR('V', 2, struct v4l2_fmtdesc)
2361#define VIDIOC_G_FMT _IOWR('V', 4, struct v4l2_format)
2362#define VIDIOC_S_FMT _IOWR('V', 5, struct v4l2_format)
2363#define VIDIOC_REQBUFS _IOWR('V', 8, struct v4l2_requestbuffers)
2364#define VIDIOC_QUERYBUF _IOWR('V', 9, struct v4l2_buffer)
2365#define VIDIOC_G_FBUF _IOR('V', 10, struct v4l2_framebuffer)
2366#define VIDIOC_S_FBUF _IOW('V', 11, struct v4l2_framebuffer)
2367#define VIDIOC_OVERLAY _IOW('V', 14, int)
2368#define VIDIOC_QBUF _IOWR('V', 15, struct v4l2_buffer)
Tomasz Stanislawskib799d092012-06-14 11:32:23 -03002369#define VIDIOC_EXPBUF _IOWR('V', 16, struct v4l2_exportbuffer)
David Howells607ca462012-10-13 10:46:48 +01002370#define VIDIOC_DQBUF _IOWR('V', 17, struct v4l2_buffer)
2371#define VIDIOC_STREAMON _IOW('V', 18, int)
2372#define VIDIOC_STREAMOFF _IOW('V', 19, int)
2373#define VIDIOC_G_PARM _IOWR('V', 21, struct v4l2_streamparm)
2374#define VIDIOC_S_PARM _IOWR('V', 22, struct v4l2_streamparm)
2375#define VIDIOC_G_STD _IOR('V', 23, v4l2_std_id)
2376#define VIDIOC_S_STD _IOW('V', 24, v4l2_std_id)
2377#define VIDIOC_ENUMSTD _IOWR('V', 25, struct v4l2_standard)
2378#define VIDIOC_ENUMINPUT _IOWR('V', 26, struct v4l2_input)
2379#define VIDIOC_G_CTRL _IOWR('V', 27, struct v4l2_control)
2380#define VIDIOC_S_CTRL _IOWR('V', 28, struct v4l2_control)
2381#define VIDIOC_G_TUNER _IOWR('V', 29, struct v4l2_tuner)
2382#define VIDIOC_S_TUNER _IOW('V', 30, struct v4l2_tuner)
2383#define VIDIOC_G_AUDIO _IOR('V', 33, struct v4l2_audio)
2384#define VIDIOC_S_AUDIO _IOW('V', 34, struct v4l2_audio)
2385#define VIDIOC_QUERYCTRL _IOWR('V', 36, struct v4l2_queryctrl)
2386#define VIDIOC_QUERYMENU _IOWR('V', 37, struct v4l2_querymenu)
2387#define VIDIOC_G_INPUT _IOR('V', 38, int)
2388#define VIDIOC_S_INPUT _IOWR('V', 39, int)
Hans Verkuil254a4772014-03-04 07:46:47 -03002389#define VIDIOC_G_EDID _IOWR('V', 40, struct v4l2_edid)
2390#define VIDIOC_S_EDID _IOWR('V', 41, struct v4l2_edid)
David Howells607ca462012-10-13 10:46:48 +01002391#define VIDIOC_G_OUTPUT _IOR('V', 46, int)
2392#define VIDIOC_S_OUTPUT _IOWR('V', 47, int)
2393#define VIDIOC_ENUMOUTPUT _IOWR('V', 48, struct v4l2_output)
2394#define VIDIOC_G_AUDOUT _IOR('V', 49, struct v4l2_audioout)
2395#define VIDIOC_S_AUDOUT _IOW('V', 50, struct v4l2_audioout)
2396#define VIDIOC_G_MODULATOR _IOWR('V', 54, struct v4l2_modulator)
2397#define VIDIOC_S_MODULATOR _IOW('V', 55, struct v4l2_modulator)
2398#define VIDIOC_G_FREQUENCY _IOWR('V', 56, struct v4l2_frequency)
2399#define VIDIOC_S_FREQUENCY _IOW('V', 57, struct v4l2_frequency)
2400#define VIDIOC_CROPCAP _IOWR('V', 58, struct v4l2_cropcap)
2401#define VIDIOC_G_CROP _IOWR('V', 59, struct v4l2_crop)
2402#define VIDIOC_S_CROP _IOW('V', 60, struct v4l2_crop)
2403#define VIDIOC_G_JPEGCOMP _IOR('V', 61, struct v4l2_jpegcompression)
2404#define VIDIOC_S_JPEGCOMP _IOW('V', 62, struct v4l2_jpegcompression)
2405#define VIDIOC_QUERYSTD _IOR('V', 63, v4l2_std_id)
2406#define VIDIOC_TRY_FMT _IOWR('V', 64, struct v4l2_format)
2407#define VIDIOC_ENUMAUDIO _IOWR('V', 65, struct v4l2_audio)
2408#define VIDIOC_ENUMAUDOUT _IOWR('V', 66, struct v4l2_audioout)
2409#define VIDIOC_G_PRIORITY _IOR('V', 67, __u32) /* enum v4l2_priority */
2410#define VIDIOC_S_PRIORITY _IOW('V', 68, __u32) /* enum v4l2_priority */
2411#define VIDIOC_G_SLICED_VBI_CAP _IOWR('V', 69, struct v4l2_sliced_vbi_cap)
2412#define VIDIOC_LOG_STATUS _IO('V', 70)
2413#define VIDIOC_G_EXT_CTRLS _IOWR('V', 71, struct v4l2_ext_controls)
2414#define VIDIOC_S_EXT_CTRLS _IOWR('V', 72, struct v4l2_ext_controls)
2415#define VIDIOC_TRY_EXT_CTRLS _IOWR('V', 73, struct v4l2_ext_controls)
David Howells607ca462012-10-13 10:46:48 +01002416#define VIDIOC_ENUM_FRAMESIZES _IOWR('V', 74, struct v4l2_frmsizeenum)
2417#define VIDIOC_ENUM_FRAMEINTERVALS _IOWR('V', 75, struct v4l2_frmivalenum)
2418#define VIDIOC_G_ENC_INDEX _IOR('V', 76, struct v4l2_enc_idx)
2419#define VIDIOC_ENCODER_CMD _IOWR('V', 77, struct v4l2_encoder_cmd)
2420#define VIDIOC_TRY_ENCODER_CMD _IOWR('V', 78, struct v4l2_encoder_cmd)
David Howells607ca462012-10-13 10:46:48 +01002421
Hans Verkuil57c759872016-04-22 06:06:58 -03002422/*
2423 * Experimental, meant for debugging, testing and internal use.
2424 * Only implemented if CONFIG_VIDEO_ADV_DEBUG is defined.
2425 * You must be root to use these ioctls. Never use these in applications!
2426 */
David Howells607ca462012-10-13 10:46:48 +01002427#define VIDIOC_DBG_S_REGISTER _IOW('V', 79, struct v4l2_dbg_register)
2428#define VIDIOC_DBG_G_REGISTER _IOWR('V', 80, struct v4l2_dbg_register)
2429
David Howells607ca462012-10-13 10:46:48 +01002430#define VIDIOC_S_HW_FREQ_SEEK _IOW('V', 82, struct v4l2_hw_freq_seek)
David Howells607ca462012-10-13 10:46:48 +01002431#define VIDIOC_S_DV_TIMINGS _IOWR('V', 87, struct v4l2_dv_timings)
2432#define VIDIOC_G_DV_TIMINGS _IOWR('V', 88, struct v4l2_dv_timings)
2433#define VIDIOC_DQEVENT _IOR('V', 89, struct v4l2_event)
2434#define VIDIOC_SUBSCRIBE_EVENT _IOW('V', 90, struct v4l2_event_subscription)
2435#define VIDIOC_UNSUBSCRIBE_EVENT _IOW('V', 91, struct v4l2_event_subscription)
David Howells607ca462012-10-13 10:46:48 +01002436#define VIDIOC_CREATE_BUFS _IOWR('V', 92, struct v4l2_create_buffers)
2437#define VIDIOC_PREPARE_BUF _IOWR('V', 93, struct v4l2_buffer)
David Howells607ca462012-10-13 10:46:48 +01002438#define VIDIOC_G_SELECTION _IOWR('V', 94, struct v4l2_selection)
2439#define VIDIOC_S_SELECTION _IOWR('V', 95, struct v4l2_selection)
David Howells607ca462012-10-13 10:46:48 +01002440#define VIDIOC_DECODER_CMD _IOWR('V', 96, struct v4l2_decoder_cmd)
2441#define VIDIOC_TRY_DECODER_CMD _IOWR('V', 97, struct v4l2_decoder_cmd)
David Howells607ca462012-10-13 10:46:48 +01002442#define VIDIOC_ENUM_DV_TIMINGS _IOWR('V', 98, struct v4l2_enum_dv_timings)
2443#define VIDIOC_QUERY_DV_TIMINGS _IOR('V', 99, struct v4l2_dv_timings)
2444#define VIDIOC_DV_TIMINGS_CAP _IOWR('V', 100, struct v4l2_dv_timings_cap)
David Howells607ca462012-10-13 10:46:48 +01002445#define VIDIOC_ENUM_FREQ_BANDS _IOWR('V', 101, struct v4l2_frequency_band)
2446
Hans Verkuil57c759872016-04-22 06:06:58 -03002447/*
2448 * Experimental, meant for debugging, testing and internal use.
2449 * Never use this in applications!
2450 */
Hans Verkuil96b03d22013-04-06 06:16:58 -03002451#define VIDIOC_DBG_G_CHIP_INFO _IOWR('V', 102, struct v4l2_dbg_chip_info)
Hans Verkuil79b0c642013-03-18 12:16:34 -03002452
Hans Verkuil5082c242014-06-10 04:14:50 -03002453#define VIDIOC_QUERY_EXT_CTRL _IOWR('V', 103, struct v4l2_query_ext_ctrl)
2454
David Howells607ca462012-10-13 10:46:48 +01002455/* Reminder: when adding new ioctls please add support for them to
Ricardo Ribaldad9e7d222015-08-21 10:19:20 -03002456 drivers/media/v4l2-core/v4l2-compat-ioctl32.c as well! */
David Howells607ca462012-10-13 10:46:48 +01002457
2458#define BASE_VIDIOC_PRIVATE 192 /* 192-255 are private */
2459
2460#endif /* _UAPI__LINUX_VIDEODEV2_H */