projects / linux-block.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
[media] v4l: Support extending the v4l2_pix_format structure
[linux-block.git] / include / uapi / linux / videodev2.h
CommitLineData
607ca46e
DH		 1/*
2 * Video for Linux Two header file
3 *
4 * Copyright (C) 1999-2012 the contributors
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * Alternatively you can redistribute this file under the terms of the
17 * BSD license as stated below:
18 *
19 * Redistribution and use in source and binary forms, with or without
20 * modification, are permitted provided that the following conditions
21 * are met:
22 * 1. Redistributions of source code must retain the above copyright
23 * notice, this list of conditions and the following disclaimer.
24 * 2. Redistributions in binary form must reproduce the above copyright
25 * notice, this list of conditions and the following disclaimer in
26 * the documentation and/or other materials provided with the
27 * distribution.
28 * 3. The names of its contributors may not be used to endorse or promote
29 * products derived from this software without specific prior written
30 * permission.
31 *
32 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
33 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
34 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
35 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
36 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
37 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
38 * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
39 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
40 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
41 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
42 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
43 *
44 * Header file for v4l or V4L2 drivers and applications
45 * with public API.
46 * All kernel-specific stuff were moved to media/v4l2-dev.h, so
47 * no #if __KERNEL tests are allowed here
48 *
49 * See http://linuxtv.org for more info
50 *
51 * Author: Bill Dirks <bill@thedirks.org>
52 * Justin Schoeman
53 * Hans Verkuil <hverkuil@xs4all.nl>
54 * et al.
55 */
56#ifndef _UAPI__LINUX_VIDEODEV2_H
57#define _UAPI__LINUX_VIDEODEV2_H
58
59#ifndef __KERNEL__
60#include <sys/time.h>
61#endif
62#include <linux/compiler.h>
63#include <linux/ioctl.h>
64#include <linux/types.h>
65#include <linux/v4l2-common.h>
66#include <linux/v4l2-controls.h>
67
68/*
69 * Common stuff for both V4L1 and V4L2
70 * Moved from videodev.h
71 */
72#define VIDEO_MAX_FRAME 32
73#define VIDEO_MAX_PLANES 8
74
607ca46e
DH		 75/*
76 * M I S C E L L A N E O U S
77 */
78
79/* Four-character-code (FOURCC) */
80#define v4l2_fourcc(a, b, c, d)\
81 ((__u32)(a) | ((__u32)(b) << 8) | ((__u32)(c) << 16) | ((__u32)(d) << 24))
82
83/*
84 * E N U M S
85 */
86enum v4l2_field {
87 V4L2_FIELD_ANY = 0, /* driver can choose from none,
88 top, bottom, interlaced
89 depending on whatever it thinks
90 is approximate ... */
91 V4L2_FIELD_NONE = 1, /* this device has no fields ... */
92 V4L2_FIELD_TOP = 2, /* top field only */
93 V4L2_FIELD_BOTTOM = 3, /* bottom field only */
94 V4L2_FIELD_INTERLACED = 4, /* both fields interlaced */
95 V4L2_FIELD_SEQ_TB = 5, /* both fields sequential into one
96 buffer, top-bottom order */
97 V4L2_FIELD_SEQ_BT = 6, /* same as above + bottom-top order */
98 V4L2_FIELD_ALTERNATE = 7, /* both fields alternating into
99 separate buffers */
100 V4L2_FIELD_INTERLACED_TB = 8, /* both fields interlaced, top field
101 first and the top field is
102 transmitted first */
103 V4L2_FIELD_INTERLACED_BT = 9, /* both fields interlaced, top field
104 first and the bottom field is
105 transmitted first */
106};
107#define V4L2_FIELD_HAS_TOP(field) \
108 ((field) == V4L2_FIELD_TOP ||\
109 (field) == V4L2_FIELD_INTERLACED ||\
110 (field) == V4L2_FIELD_INTERLACED_TB ||\
111 (field) == V4L2_FIELD_INTERLACED_BT ||\
112 (field) == V4L2_FIELD_SEQ_TB ||\
113 (field) == V4L2_FIELD_SEQ_BT)
114#define V4L2_FIELD_HAS_BOTTOM(field) \
115 ((field) == V4L2_FIELD_BOTTOM ||\
116 (field) == V4L2_FIELD_INTERLACED ||\
117 (field) == V4L2_FIELD_INTERLACED_TB ||\
118 (field) == V4L2_FIELD_INTERLACED_BT ||\
119 (field) == V4L2_FIELD_SEQ_TB ||\
120 (field) == V4L2_FIELD_SEQ_BT)
121#define V4L2_FIELD_HAS_BOTH(field) \
122 ((field) == V4L2_FIELD_INTERLACED ||\
123 (field) == V4L2_FIELD_INTERLACED_TB ||\
124 (field) == V4L2_FIELD_INTERLACED_BT ||\
125 (field) == V4L2_FIELD_SEQ_TB ||\
126 (field) == V4L2_FIELD_SEQ_BT)
127
128enum v4l2_buf_type {
129 V4L2_BUF_TYPE_VIDEO_CAPTURE = 1,
130 V4L2_BUF_TYPE_VIDEO_OUTPUT = 2,
131 V4L2_BUF_TYPE_VIDEO_OVERLAY = 3,
132 V4L2_BUF_TYPE_VBI_CAPTURE = 4,
133 V4L2_BUF_TYPE_VBI_OUTPUT = 5,
134 V4L2_BUF_TYPE_SLICED_VBI_CAPTURE = 6,
135 V4L2_BUF_TYPE_SLICED_VBI_OUTPUT = 7,
136#if 1
137 /* Experimental */
138 V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY = 8,
139#endif
140 V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE = 9,
141 V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE = 10,
6f3073b8 142 V4L2_BUF_TYPE_SDR_CAPTURE = 11,
607ca46e
DH		 143 /* Deprecated, do not use */
144 V4L2_BUF_TYPE_PRIVATE = 0x80,
145};
146
147#define V4L2_TYPE_IS_MULTIPLANAR(type) \
148 ((type) == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE \
149 || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
150
151#define V4L2_TYPE_IS_OUTPUT(type) \
152 ((type) == V4L2_BUF_TYPE_VIDEO_OUTPUT \
153 || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE \
154 || (type) == V4L2_BUF_TYPE_VIDEO_OVERLAY \
155 || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY \
156 || (type) == V4L2_BUF_TYPE_VBI_OUTPUT \
157 || (type) == V4L2_BUF_TYPE_SLICED_VBI_OUTPUT)
158
159enum v4l2_tuner_type {
160 V4L2_TUNER_RADIO = 1,
161 V4L2_TUNER_ANALOG_TV = 2,
162 V4L2_TUNER_DIGITAL_TV = 3,
84099a28
AP		 163 V4L2_TUNER_ADC = 4,
164 V4L2_TUNER_RF = 5,
607ca46e
DH		 165};
166
167enum v4l2_memory {
168 V4L2_MEMORY_MMAP = 1,
169 V4L2_MEMORY_USERPTR = 2,
170 V4L2_MEMORY_OVERLAY = 3,
051c7788 171 V4L2_MEMORY_DMABUF = 4,
607ca46e
DH		 172};
173
174/* see also http://vektor.theorem.ca/graphics/ycbcr/ */
175enum v4l2_colorspace {
176 /* ITU-R 601 -- broadcast NTSC/PAL */
177 V4L2_COLORSPACE_SMPTE170M = 1,
178
179 /* 1125-Line (US) HDTV */
180 V4L2_COLORSPACE_SMPTE240M = 2,
181
182 /* HD and modern captures. */
183 V4L2_COLORSPACE_REC709 = 3,
184
185 /* broken BT878 extents (601, luma range 16-253 instead of 16-235) */
186 V4L2_COLORSPACE_BT878 = 4,
187
188 /* These should be useful. Assume 601 extents. */
189 V4L2_COLORSPACE_470_SYSTEM_M = 5,
190 V4L2_COLORSPACE_470_SYSTEM_BG = 6,
191
192 /* I know there will be cameras that send this. So, this is
193 * unspecified chromaticities and full 0-255 on each of the
194 * Y'CbCr components
195 */
196 V4L2_COLORSPACE_JPEG = 7,
197
198 /* For RGB colourspaces, this is probably a good start. */
199 V4L2_COLORSPACE_SRGB = 8,
200};
201
202enum v4l2_priority {
203 V4L2_PRIORITY_UNSET = 0, /* not initialized */
204 V4L2_PRIORITY_BACKGROUND = 1,
205 V4L2_PRIORITY_INTERACTIVE = 2,
206 V4L2_PRIORITY_RECORD = 3,
207 V4L2_PRIORITY_DEFAULT = V4L2_PRIORITY_INTERACTIVE,
208};
209
210struct v4l2_rect {
211 __s32 left;
212 __s32 top;
f90580ca
RR		 213 __u32 width;
214 __u32 height;
607ca46e
DH		 215};
216
217struct v4l2_fract {
218 __u32 numerator;
219 __u32 denominator;
220};
221
222/**
223 * struct v4l2_capability - Describes V4L2 device caps returned by VIDIOC_QUERYCAP
224 *
225 * @driver: name of the driver module (e.g. "bttv")
226 * @card: name of the card (e.g. "Hauppauge WinTV")
227 * @bus_info: name of the bus (e.g. "PCI:" + pci_name(pci_dev) )
228 * @version: KERNEL_VERSION
229 * @capabilities: capabilities of the physical device as a whole
230 * @device_caps: capabilities accessed via this particular device (node)
231 * @reserved: reserved fields for future extensions
232 */
233struct v4l2_capability {
234 __u8 driver[16];
235 __u8 card[32];
236 __u8 bus_info[32];
237 __u32 version;
238 __u32 capabilities;
239 __u32 device_caps;
240 __u32 reserved[3];
241};
242
243/* Values for 'capabilities' field */
244#define V4L2_CAP_VIDEO_CAPTURE 0x00000001 /* Is a video capture device */
245#define V4L2_CAP_VIDEO_OUTPUT 0x00000002 /* Is a video output device */
246#define V4L2_CAP_VIDEO_OVERLAY 0x00000004 /* Can do video overlay */
247#define V4L2_CAP_VBI_CAPTURE 0x00000010 /* Is a raw VBI capture device */
248#define V4L2_CAP_VBI_OUTPUT 0x00000020 /* Is a raw VBI output device */
249#define V4L2_CAP_SLICED_VBI_CAPTURE 0x00000040 /* Is a sliced VBI capture device */
250#define V4L2_CAP_SLICED_VBI_OUTPUT 0x00000080 /* Is a sliced VBI output device */
251#define V4L2_CAP_RDS_CAPTURE 0x00000100 /* RDS data capture */
252#define V4L2_CAP_VIDEO_OUTPUT_OVERLAY 0x00000200 /* Can do video output overlay */
253#define V4L2_CAP_HW_FREQ_SEEK 0x00000400 /* Can do hardware frequency seek */
254#define V4L2_CAP_RDS_OUTPUT 0x00000800 /* Is an RDS encoder */
255
256/* Is a video capture device that supports multiplanar formats */
257#define V4L2_CAP_VIDEO_CAPTURE_MPLANE 0x00001000
258/* Is a video output device that supports multiplanar formats */
259#define V4L2_CAP_VIDEO_OUTPUT_MPLANE 0x00002000
260/* Is a video mem-to-mem device that supports multiplanar formats */
261#define V4L2_CAP_VIDEO_M2M_MPLANE 0x00004000
262/* Is a video mem-to-mem device */
263#define V4L2_CAP_VIDEO_M2M 0x00008000
264
265#define V4L2_CAP_TUNER 0x00010000 /* has a tuner */
266#define V4L2_CAP_AUDIO 0x00020000 /* has audio support */
267#define V4L2_CAP_RADIO 0x00040000 /* is a radio device */
268#define V4L2_CAP_MODULATOR 0x00080000 /* has a modulator */
269
c9c54f72 270#define V4L2_CAP_SDR_CAPTURE 0x00100000 /* Is a SDR capture device */
d52e2381 271#define V4L2_CAP_EXT_PIX_FORMAT 0x00200000 /* Supports the extended pixel format */
c9c54f72 272
607ca46e
DH		 273#define V4L2_CAP_READWRITE 0x01000000 /* read/write systemcalls */
274#define V4L2_CAP_ASYNCIO 0x02000000 /* async I/O */
275#define V4L2_CAP_STREAMING 0x04000000 /* streaming I/O ioctls */
276
277#define V4L2_CAP_DEVICE_CAPS 0x80000000 /* sets device capabilities field */
278
279/*
280 * V I D E O I M A G E F O R M A T
281 */
282struct v4l2_pix_format {
283 __u32 width;
284 __u32 height;
285 __u32 pixelformat;
286 __u32 field; /* enum v4l2_field */
287 __u32 bytesperline; /* for padding, zero if unused */
288 __u32 sizeimage;
289 __u32 colorspace; /* enum v4l2_colorspace */
290 __u32 priv; /* private data, depends on pixelformat */
291};
292
293/* Pixel format FOURCC depth Description */
294
295/* RGB formats */
296#define V4L2_PIX_FMT_RGB332 v4l2_fourcc('R', 'G', 'B', '1') /* 8 RGB-3-3-2 */
297#define V4L2_PIX_FMT_RGB444 v4l2_fourcc('R', '4', '4', '4') /* 16 xxxxrrrr ggggbbbb */
977ff0e4
LP		 298#define V4L2_PIX_FMT_ARGB444 v4l2_fourcc('A', 'R', '1', '2') /* 16 aaaarrrr ggggbbbb */
299#define V4L2_PIX_FMT_XRGB444 v4l2_fourcc('X', 'R', '1', '2') /* 16 xxxxrrrr ggggbbbb */
607ca46e 300#define V4L2_PIX_FMT_RGB555 v4l2_fourcc('R', 'G', 'B', 'O') /* 16 RGB-5-5-5 */
977ff0e4
LP		 301#define V4L2_PIX_FMT_ARGB555 v4l2_fourcc('A', 'R', '1', '5') /* 16 ARGB-1-5-5-5 */
302#define V4L2_PIX_FMT_XRGB555 v4l2_fourcc('X', 'R', '1', '5') /* 16 XRGB-1-5-5-5 */
607ca46e
DH		 303#define V4L2_PIX_FMT_RGB565 v4l2_fourcc('R', 'G', 'B', 'P') /* 16 RGB-5-6-5 */
304#define V4L2_PIX_FMT_RGB555X v4l2_fourcc('R', 'G', 'B', 'Q') /* 16 RGB-5-5-5 BE */
305#define V4L2_PIX_FMT_RGB565X v4l2_fourcc('R', 'G', 'B', 'R') /* 16 RGB-5-6-5 BE */
306#define V4L2_PIX_FMT_BGR666 v4l2_fourcc('B', 'G', 'R', 'H') /* 18 BGR-6-6-6 */
307#define V4L2_PIX_FMT_BGR24 v4l2_fourcc('B', 'G', 'R', '3') /* 24 BGR-8-8-8 */
308#define V4L2_PIX_FMT_RGB24 v4l2_fourcc('R', 'G', 'B', '3') /* 24 RGB-8-8-8 */
309#define V4L2_PIX_FMT_BGR32 v4l2_fourcc('B', 'G', 'R', '4') /* 32 BGR-8-8-8-8 */
977ff0e4
LP		 310#define V4L2_PIX_FMT_ABGR32 v4l2_fourcc('A', 'R', '2', '4') /* 32 BGRA-8-8-8-8 */
311#define V4L2_PIX_FMT_XBGR32 v4l2_fourcc('X', 'R', '2', '4') /* 32 BGRX-8-8-8-8 */
607ca46e 312#define V4L2_PIX_FMT_RGB32 v4l2_fourcc('R', 'G', 'B', '4') /* 32 RGB-8-8-8-8 */
977ff0e4
LP		 313#define V4L2_PIX_FMT_ARGB32 v4l2_fourcc('B', 'A', '2', '4') /* 32 ARGB-8-8-8-8 */
314#define V4L2_PIX_FMT_XRGB32 v4l2_fourcc('B', 'X', '2', '4') /* 32 XRGB-8-8-8-8 */
607ca46e
DH		 315
316/* Grey formats */
317#define V4L2_PIX_FMT_GREY v4l2_fourcc('G', 'R', 'E', 'Y') /* 8 Greyscale */
318#define V4L2_PIX_FMT_Y4 v4l2_fourcc('Y', '0', '4', ' ') /* 4 Greyscale */
319#define V4L2_PIX_FMT_Y6 v4l2_fourcc('Y', '0', '6', ' ') /* 6 Greyscale */
320#define V4L2_PIX_FMT_Y10 v4l2_fourcc('Y', '1', '0', ' ') /* 10 Greyscale */
321#define V4L2_PIX_FMT_Y12 v4l2_fourcc('Y', '1', '2', ' ') /* 12 Greyscale */
322#define V4L2_PIX_FMT_Y16 v4l2_fourcc('Y', '1', '6', ' ') /* 16 Greyscale */
323
324/* Grey bit-packed formats */
325#define V4L2_PIX_FMT_Y10BPACK v4l2_fourcc('Y', '1', '0', 'B') /* 10 Greyscale bit-packed */
326
327/* Palette formats */
328#define V4L2_PIX_FMT_PAL8 v4l2_fourcc('P', 'A', 'L', '8') /* 8 8-bit palette */
329
05ad6fc1
MH		 330/* Chrominance formats */
331#define V4L2_PIX_FMT_UV8 v4l2_fourcc('U', 'V', '8', ' ') /* 8 UV 4:4 */
332
607ca46e
DH		 333/* Luminance+Chrominance formats */
334#define V4L2_PIX_FMT_YVU410 v4l2_fourcc('Y', 'V', 'U', '9') /* 9 YVU 4:1:0 */
335#define V4L2_PIX_FMT_YVU420 v4l2_fourcc('Y', 'V', '1', '2') /* 12 YVU 4:2:0 */
336#define V4L2_PIX_FMT_YUYV v4l2_fourcc('Y', 'U', 'Y', 'V') /* 16 YUV 4:2:2 */
337#define V4L2_PIX_FMT_YYUV v4l2_fourcc('Y', 'Y', 'U', 'V') /* 16 YUV 4:2:2 */
338#define V4L2_PIX_FMT_YVYU v4l2_fourcc('Y', 'V', 'Y', 'U') /* 16 YVU 4:2:2 */
339#define V4L2_PIX_FMT_UYVY v4l2_fourcc('U', 'Y', 'V', 'Y') /* 16 YUV 4:2:2 */
340#define V4L2_PIX_FMT_VYUY v4l2_fourcc('V', 'Y', 'U', 'Y') /* 16 YUV 4:2:2 */
341#define V4L2_PIX_FMT_YUV422P v4l2_fourcc('4', '2', '2', 'P') /* 16 YVU422 planar */
342#define V4L2_PIX_FMT_YUV411P v4l2_fourcc('4', '1', '1', 'P') /* 16 YVU411 planar */
343#define V4L2_PIX_FMT_Y41P v4l2_fourcc('Y', '4', '1', 'P') /* 12 YUV 4:1:1 */
344#define V4L2_PIX_FMT_YUV444 v4l2_fourcc('Y', '4', '4', '4') /* 16 xxxxyyyy uuuuvvvv */
345#define V4L2_PIX_FMT_YUV555 v4l2_fourcc('Y', 'U', 'V', 'O') /* 16 YUV-5-5-5 */
346#define V4L2_PIX_FMT_YUV565 v4l2_fourcc('Y', 'U', 'V', 'P') /* 16 YUV-5-6-5 */
347#define V4L2_PIX_FMT_YUV32 v4l2_fourcc('Y', 'U', 'V', '4') /* 32 YUV-8-8-8-8 */
348#define V4L2_PIX_FMT_YUV410 v4l2_fourcc('Y', 'U', 'V', '9') /* 9 YUV 4:1:0 */
349#define V4L2_PIX_FMT_YUV420 v4l2_fourcc('Y', 'U', '1', '2') /* 12 YUV 4:2:0 */
350#define V4L2_PIX_FMT_HI240 v4l2_fourcc('H', 'I', '2', '4') /* 8 8-bit color */
351#define V4L2_PIX_FMT_HM12 v4l2_fourcc('H', 'M', '1', '2') /* 8 YUV 4:2:0 16x16 macroblocks */
352#define V4L2_PIX_FMT_M420 v4l2_fourcc('M', '4', '2', '0') /* 12 YUV 4:2:0 2 lines y, 1 line uv interleaved */
353
354/* two planes -- one Y, one Cr + Cb interleaved */
355#define V4L2_PIX_FMT_NV12 v4l2_fourcc('N', 'V', '1', '2') /* 12 Y/CbCr 4:2:0 */
356#define V4L2_PIX_FMT_NV21 v4l2_fourcc('N', 'V', '2', '1') /* 12 Y/CrCb 4:2:0 */
357#define V4L2_PIX_FMT_NV16 v4l2_fourcc('N', 'V', '1', '6') /* 16 Y/CbCr 4:2:2 */
358#define V4L2_PIX_FMT_NV61 v4l2_fourcc('N', 'V', '6', '1') /* 16 Y/CrCb 4:2:2 */
359#define V4L2_PIX_FMT_NV24 v4l2_fourcc('N', 'V', '2', '4') /* 24 Y/CbCr 4:4:4 */
360#define V4L2_PIX_FMT_NV42 v4l2_fourcc('N', 'V', '4', '2') /* 24 Y/CrCb 4:4:4 */
361
362/* two non contiguous planes - one Y, one Cr + Cb interleaved */
363#define V4L2_PIX_FMT_NV12M v4l2_fourcc('N', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 */
364#define V4L2_PIX_FMT_NV21M v4l2_fourcc('N', 'M', '2', '1') /* 21 Y/CrCb 4:2:0 */
84930548
LP		 365#define V4L2_PIX_FMT_NV16M v4l2_fourcc('N', 'M', '1', '6') /* 16 Y/CbCr 4:2:2 */
366#define V4L2_PIX_FMT_NV61M v4l2_fourcc('N', 'M', '6', '1') /* 16 Y/CrCb 4:2:2 */
607ca46e
DH		 367#define V4L2_PIX_FMT_NV12MT v4l2_fourcc('T', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 64x32 macroblocks */
368#define V4L2_PIX_FMT_NV12MT_16X16 v4l2_fourcc('V', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 16x16 macroblocks */
369
370/* three non contiguous planes - Y, Cb, Cr */
371#define V4L2_PIX_FMT_YUV420M v4l2_fourcc('Y', 'M', '1', '2') /* 12 YUV420 planar */
372#define V4L2_PIX_FMT_YVU420M v4l2_fourcc('Y', 'M', '2', '1') /* 12 YVU420 planar */
373
374/* Bayer formats - see http://www.siliconimaging.com/RGB%20Bayer.htm */
375#define V4L2_PIX_FMT_SBGGR8 v4l2_fourcc('B', 'A', '8', '1') /* 8 BGBG.. GRGR.. */
376#define V4L2_PIX_FMT_SGBRG8 v4l2_fourcc('G', 'B', 'R', 'G') /* 8 GBGB.. RGRG.. */
377#define V4L2_PIX_FMT_SGRBG8 v4l2_fourcc('G', 'R', 'B', 'G') /* 8 GRGR.. BGBG.. */
378#define V4L2_PIX_FMT_SRGGB8 v4l2_fourcc('R', 'G', 'G', 'B') /* 8 RGRG.. GBGB.. */
379#define V4L2_PIX_FMT_SBGGR10 v4l2_fourcc('B', 'G', '1', '0') /* 10 BGBG.. GRGR.. */
380#define V4L2_PIX_FMT_SGBRG10 v4l2_fourcc('G', 'B', '1', '0') /* 10 GBGB.. RGRG.. */
381#define V4L2_PIX_FMT_SGRBG10 v4l2_fourcc('B', 'A', '1', '0') /* 10 GRGR.. BGBG.. */
382#define V4L2_PIX_FMT_SRGGB10 v4l2_fourcc('R', 'G', '1', '0') /* 10 RGRG.. GBGB.. */
383#define V4L2_PIX_FMT_SBGGR12 v4l2_fourcc('B', 'G', '1', '2') /* 12 BGBG.. GRGR.. */
384#define V4L2_PIX_FMT_SGBRG12 v4l2_fourcc('G', 'B', '1', '2') /* 12 GBGB.. RGRG.. */
385#define V4L2_PIX_FMT_SGRBG12 v4l2_fourcc('B', 'A', '1', '2') /* 12 GRGR.. BGBG.. */
386#define V4L2_PIX_FMT_SRGGB12 v4l2_fourcc('R', 'G', '1', '2') /* 12 RGRG.. GBGB.. */
05ad6fc1
MH		 387 /* 10bit raw bayer a-law compressed to 8 bits */
388#define V4L2_PIX_FMT_SBGGR10ALAW8 v4l2_fourcc('a', 'B', 'A', '8')
389#define V4L2_PIX_FMT_SGBRG10ALAW8 v4l2_fourcc('a', 'G', 'A', '8')
390#define V4L2_PIX_FMT_SGRBG10ALAW8 v4l2_fourcc('a', 'g', 'A', '8')
391#define V4L2_PIX_FMT_SRGGB10ALAW8 v4l2_fourcc('a', 'R', 'A', '8')
607ca46e
DH		 392 /* 10bit raw bayer DPCM compressed to 8 bits */
393#define V4L2_PIX_FMT_SBGGR10DPCM8 v4l2_fourcc('b', 'B', 'A', '8')
394#define V4L2_PIX_FMT_SGBRG10DPCM8 v4l2_fourcc('b', 'G', 'A', '8')
395#define V4L2_PIX_FMT_SGRBG10DPCM8 v4l2_fourcc('B', 'D', '1', '0')
396#define V4L2_PIX_FMT_SRGGB10DPCM8 v4l2_fourcc('b', 'R', 'A', '8')
397 /*
398 * 10bit raw bayer, expanded to 16 bits
399 * xxxxrrrrrrrrrrxxxxgggggggggg xxxxggggggggggxxxxbbbbbbbbbb...
400 */
401#define V4L2_PIX_FMT_SBGGR16 v4l2_fourcc('B', 'Y', 'R', '2') /* 16 BGBG.. GRGR.. */
402
403/* compressed formats */
404#define V4L2_PIX_FMT_MJPEG v4l2_fourcc('M', 'J', 'P', 'G') /* Motion-JPEG */
405#define V4L2_PIX_FMT_JPEG v4l2_fourcc('J', 'P', 'E', 'G') /* JFIF JPEG */
406#define V4L2_PIX_FMT_DV v4l2_fourcc('d', 'v', 's', 'd') /* 1394 */
407#define V4L2_PIX_FMT_MPEG v4l2_fourcc('M', 'P', 'E', 'G') /* MPEG-1/2/4 Multiplexed */
408#define V4L2_PIX_FMT_H264 v4l2_fourcc('H', '2', '6', '4') /* H264 with start codes */
409#define V4L2_PIX_FMT_H264_NO_SC v4l2_fourcc('A', 'V', 'C', '1') /* H264 without start codes */
410#define V4L2_PIX_FMT_H264_MVC v4l2_fourcc('M', '2', '6', '4') /* H264 MVC */
411#define V4L2_PIX_FMT_H263 v4l2_fourcc('H', '2', '6', '3') /* H263 */
412#define V4L2_PIX_FMT_MPEG1 v4l2_fourcc('M', 'P', 'G', '1') /* MPEG-1 ES */
413#define V4L2_PIX_FMT_MPEG2 v4l2_fourcc('M', 'P', 'G', '2') /* MPEG-2 ES */
adf62712 414#define V4L2_PIX_FMT_MPEG4 v4l2_fourcc('M', 'P', 'G', '4') /* MPEG-4 part 2 ES */
607ca46e
DH		 415#define V4L2_PIX_FMT_XVID v4l2_fourcc('X', 'V', 'I', 'D') /* Xvid */
416#define V4L2_PIX_FMT_VC1_ANNEX_G v4l2_fourcc('V', 'C', '1', 'G') /* SMPTE 421M Annex G compliant stream */
417#define V4L2_PIX_FMT_VC1_ANNEX_L v4l2_fourcc('V', 'C', '1', 'L') /* SMPTE 421M Annex L compliant stream */
418#define V4L2_PIX_FMT_VP8 v4l2_fourcc('V', 'P', '8', '0') /* VP8 */
419
420/* Vendor-specific formats */
421#define V4L2_PIX_FMT_CPIA1 v4l2_fourcc('C', 'P', 'I', 'A') /* cpia1 YUV */
422#define V4L2_PIX_FMT_WNVA v4l2_fourcc('W', 'N', 'V', 'A') /* Winnov hw compress */
423#define V4L2_PIX_FMT_SN9C10X v4l2_fourcc('S', '9', '1', '0') /* SN9C10x compression */
424#define V4L2_PIX_FMT_SN9C20X_I420 v4l2_fourcc('S', '9', '2', '0') /* SN9C20x YUV 4:2:0 */
425#define V4L2_PIX_FMT_PWC1 v4l2_fourcc('P', 'W', 'C', '1') /* pwc older webcam */
426#define V4L2_PIX_FMT_PWC2 v4l2_fourcc('P', 'W', 'C', '2') /* pwc newer webcam */
427#define V4L2_PIX_FMT_ET61X251 v4l2_fourcc('E', '6', '2', '5') /* ET61X251 compression */
428#define V4L2_PIX_FMT_SPCA501 v4l2_fourcc('S', '5', '0', '1') /* YUYV per line */
429#define V4L2_PIX_FMT_SPCA505 v4l2_fourcc('S', '5', '0', '5') /* YYUV per line */
430#define V4L2_PIX_FMT_SPCA508 v4l2_fourcc('S', '5', '0', '8') /* YUVY per line */
431#define V4L2_PIX_FMT_SPCA561 v4l2_fourcc('S', '5', '6', '1') /* compressed GBRG bayer */
432#define V4L2_PIX_FMT_PAC207 v4l2_fourcc('P', '2', '0', '7') /* compressed BGGR bayer */
433#define V4L2_PIX_FMT_MR97310A v4l2_fourcc('M', '3', '1', '0') /* compressed BGGR bayer */
434#define V4L2_PIX_FMT_JL2005BCD v4l2_fourcc('J', 'L', '2', '0') /* compressed RGGB bayer */
435#define V4L2_PIX_FMT_SN9C2028 v4l2_fourcc('S', 'O', 'N', 'X') /* compressed GBRG bayer */
436#define V4L2_PIX_FMT_SQ905C v4l2_fourcc('9', '0', '5', 'C') /* compressed RGGB bayer */
437#define V4L2_PIX_FMT_PJPG v4l2_fourcc('P', 'J', 'P', 'G') /* Pixart 73xx JPEG */
438#define V4L2_PIX_FMT_OV511 v4l2_fourcc('O', '5', '1', '1') /* ov511 JPEG */
439#define V4L2_PIX_FMT_OV518 v4l2_fourcc('O', '5', '1', '8') /* ov518 JPEG */
440#define V4L2_PIX_FMT_STV0680 v4l2_fourcc('S', '6', '8', '0') /* stv0680 bayer */
441#define V4L2_PIX_FMT_TM6000 v4l2_fourcc('T', 'M', '6', '0') /* tm5600/tm60x0 */
442#define V4L2_PIX_FMT_CIT_YYVYUY v4l2_fourcc('C', 'I', 'T', 'V') /* one line of Y then 1 line of VYUY */
443#define V4L2_PIX_FMT_KONICA420 v4l2_fourcc('K', 'O', 'N', 'I') /* YUV420 planar in blocks of 256 pixels */
444#define V4L2_PIX_FMT_JPGL v4l2_fourcc('J', 'P', 'G', 'L') /* JPEG-Lite */
445#define V4L2_PIX_FMT_SE401 v4l2_fourcc('S', '4', '0', '1') /* se401 janggu compressed rgb */
446#define V4L2_PIX_FMT_S5C_UYVY_JPG v4l2_fourcc('S', '5', 'C', 'I') /* S5C73M3 interleaved UYVY/JPEG */
447
00419a6a
AP		 448/* SDR formats - used only for Software Defined Radio devices */
449#define V4L2_SDR_FMT_CU8 v4l2_fourcc('C', 'U', '0', '8') /* IQ u8 */
450#define V4L2_SDR_FMT_CU16LE v4l2_fourcc('C', 'U', '1', '6') /* IQ u16le */
451
d52e2381
LP		 452/* priv field value to indicates that subsequent fields are valid. */
453#define V4L2_PIX_FMT_PRIV_MAGIC 0xfeedcafe
454
607ca46e
DH		 455/*
456 * F O R M A T E N U M E R A T I O N
457 */
458struct v4l2_fmtdesc {
459 __u32 index; /* Format number */
460 __u32 type; /* enum v4l2_buf_type */
461 __u32 flags;
462 __u8 description[32]; /* Description string */
463 __u32 pixelformat; /* Format fourcc */
464 __u32 reserved[4];
465};
466
467#define V4L2_FMT_FLAG_COMPRESSED 0x0001
468#define V4L2_FMT_FLAG_EMULATED 0x0002
469
470#if 1
471 /* Experimental Frame Size and frame rate enumeration */
472/*
473 * F R A M E S I Z E E N U M E R A T I O N
474 */
475enum v4l2_frmsizetypes {
476 V4L2_FRMSIZE_TYPE_DISCRETE = 1,
477 V4L2_FRMSIZE_TYPE_CONTINUOUS = 2,
478 V4L2_FRMSIZE_TYPE_STEPWISE = 3,
479};
480
481struct v4l2_frmsize_discrete {
482 __u32 width; /* Frame width [pixel] */
483 __u32 height; /* Frame height [pixel] */
484};
485
486struct v4l2_frmsize_stepwise {
487 __u32 min_width; /* Minimum frame width [pixel] */
488 __u32 max_width; /* Maximum frame width [pixel] */
489 __u32 step_width; /* Frame width step size [pixel] */
490 __u32 min_height; /* Minimum frame height [pixel] */
491 __u32 max_height; /* Maximum frame height [pixel] */
492 __u32 step_height; /* Frame height step size [pixel] */
493};
494
495struct v4l2_frmsizeenum {
496 __u32 index; /* Frame size number */
497 __u32 pixel_format; /* Pixel format */
498 __u32 type; /* Frame size type the device supports. */
499
500 union { /* Frame size */
501 struct v4l2_frmsize_discrete discrete;
502 struct v4l2_frmsize_stepwise stepwise;
503 };
504
505 __u32 reserved[2]; /* Reserved space for future use */
506};
507
508/*
509 * F R A M E R A T E E N U M E R A T I O N
510 */
511enum v4l2_frmivaltypes {
512 V4L2_FRMIVAL_TYPE_DISCRETE = 1,
513 V4L2_FRMIVAL_TYPE_CONTINUOUS = 2,
514 V4L2_FRMIVAL_TYPE_STEPWISE = 3,
515};
516
517struct v4l2_frmival_stepwise {
518 struct v4l2_fract min; /* Minimum frame interval [s] */
519 struct v4l2_fract max; /* Maximum frame interval [s] */
520 struct v4l2_fract step; /* Frame interval step size [s] */
521};
522
523struct v4l2_frmivalenum {
524 __u32 index; /* Frame format index */
525 __u32 pixel_format; /* Pixel format */
526 __u32 width; /* Frame width */
527 __u32 height; /* Frame height */
528 __u32 type; /* Frame interval type the device supports. */
529
530 union { /* Frame interval */
531 struct v4l2_fract discrete;
532 struct v4l2_frmival_stepwise stepwise;
533 };
534
535 __u32 reserved[2]; /* Reserved space for future use */
536};
537#endif
538
539/*
540 * T I M E C O D E
541 */
542struct v4l2_timecode {
543 __u32 type;
544 __u32 flags;
545 __u8 frames;
546 __u8 seconds;
547 __u8 minutes;
548 __u8 hours;
549 __u8 userbits[4];
550};
551
552/* Type */
553#define V4L2_TC_TYPE_24FPS 1
554#define V4L2_TC_TYPE_25FPS 2
555#define V4L2_TC_TYPE_30FPS 3
556#define V4L2_TC_TYPE_50FPS 4
557#define V4L2_TC_TYPE_60FPS 5
558
559/* Flags */
560#define V4L2_TC_FLAG_DROPFRAME 0x0001 /* "drop-frame" mode */
561#define V4L2_TC_FLAG_COLORFRAME 0x0002
562#define V4L2_TC_USERBITS_field 0x000C
563#define V4L2_TC_USERBITS_USERDEFINED 0x0000
564#define V4L2_TC_USERBITS_8BITCHARS 0x0008
565/* The above is based on SMPTE timecodes */
566
567struct v4l2_jpegcompression {
568 int quality;
569
570 int APPn; /* Number of APP segment to be written,
571 * must be 0..15 */
572 int APP_len; /* Length of data in JPEG APPn segment */
573 char APP_data[60]; /* Data in the JPEG APPn segment. */
574
575 int COM_len; /* Length of data in JPEG COM segment */
576 char COM_data[60]; /* Data in JPEG COM segment */
577
578 __u32 jpeg_markers; /* Which markers should go into the JPEG
579 * output. Unless you exactly know what
580 * you do, leave them untouched.
ff29feb9 581 * Including less markers will make the
607ca46e
DH		 582 * resulting code smaller, but there will
583 * be fewer applications which can read it.
584 * The presence of the APP and COM marker
585 * is influenced by APP_len and COM_len
586 * ONLY, not by this property! */
587
588#define V4L2_JPEG_MARKER_DHT (1<<3) /* Define Huffman Tables */
589#define V4L2_JPEG_MARKER_DQT (1<<4) /* Define Quantization Tables */
590#define V4L2_JPEG_MARKER_DRI (1<<5) /* Define Restart Interval */
591#define V4L2_JPEG_MARKER_COM (1<<6) /* Comment segment */
592#define V4L2_JPEG_MARKER_APP (1<<7) /* App segment, driver will
ff29feb9 593 * always use APP0 */
607ca46e
DH		 594};
595
596/*
597 * M E M O R Y - M A P P I N G B U F F E R S
598 */
599struct v4l2_requestbuffers {
600 __u32 count;
601 __u32 type; /* enum v4l2_buf_type */
602 __u32 memory; /* enum v4l2_memory */
603 __u32 reserved[2];
604};
605
606/**
607 * struct v4l2_plane - plane info for multi-planar buffers
608 * @bytesused: number of bytes occupied by data in the plane (payload)
609 * @length: size of this plane (NOT the payload) in bytes
610 * @mem_offset: when memory in the associated struct v4l2_buffer is
611 * V4L2_MEMORY_MMAP, equals the offset from the start of
612 * the device memory for this plane (or is a "cookie" that
613 * should be passed to mmap() called on the video node)
614 * @userptr: when memory is V4L2_MEMORY_USERPTR, a userspace pointer
615 * pointing to this plane
051c7788
SS		 616 * @fd: when memory is V4L2_MEMORY_DMABUF, a userspace file
617 * descriptor associated with this plane
607ca46e
DH		 618 * @data_offset: offset in the plane to the start of data; usually 0,
619 * unless there is a header in front of the data
620 *
621 * Multi-planar buffers consist of one or more planes, e.g. an YCbCr buffer
622 * with two planes can have one plane for Y, and another for interleaved CbCr
623 * components. Each plane can reside in a separate memory buffer, or even in
624 * a completely separate memory node (e.g. in embedded devices).
625 */
626struct v4l2_plane {
627 __u32 bytesused;
628 __u32 length;
629 union {
630 __u32 mem_offset;
631 unsigned long userptr;
051c7788 632 __s32 fd;
607ca46e
DH		 633 } m;
634 __u32 data_offset;
635 __u32 reserved[11];
636};
637
638/**
639 * struct v4l2_buffer - video buffer info
640 * @index: id number of the buffer
641 * @type: enum v4l2_buf_type; buffer type (type == *_MPLANE for
642 * multiplanar buffers);
643 * @bytesused: number of bytes occupied by data in the buffer (payload);
644 * unused (set to 0) for multiplanar buffers
645 * @flags: buffer informational flags
646 * @field: enum v4l2_field; field order of the image in the buffer
647 * @timestamp: frame timestamp
648 * @timecode: frame timecode
649 * @sequence: sequence count of this frame
650 * @memory: enum v4l2_memory; the method, in which the actual video data is
651 * passed
652 * @offset: for non-multiplanar buffers with memory == V4L2_MEMORY_MMAP;
653 * offset from the start of the device memory for this plane,
654 * (or a "cookie" that should be passed to mmap() as offset)
655 * @userptr: for non-multiplanar buffers with memory == V4L2_MEMORY_USERPTR;
656 * a userspace pointer pointing to this buffer
051c7788
SS		 657 * @fd: for non-multiplanar buffers with memory == V4L2_MEMORY_DMABUF;
658 * a userspace file descriptor associated with this buffer
607ca46e
DH		 659 * @planes: for multiplanar buffers; userspace pointer to the array of plane
660 * info structs for this buffer
661 * @length: size in bytes of the buffer (NOT its payload) for single-plane
662 * buffers (when type != *_MPLANE); number of elements in the
663 * planes array for multi-plane buffers
607ca46e
DH		 664 *
665 * Contains data exchanged by application and driver using one of the Streaming
666 * I/O methods.
667 */
668struct v4l2_buffer {
669 __u32 index;
670 __u32 type;
671 __u32 bytesused;
672 __u32 flags;
673 __u32 field;
674 struct timeval timestamp;
675 struct v4l2_timecode timecode;
676 __u32 sequence;
677
678 /* memory location */
679 __u32 memory;
680 union {
681 __u32 offset;
682 unsigned long userptr;
683 struct v4l2_plane *planes;
051c7788 684 __s32 fd;
607ca46e
DH		 685 } m;
686 __u32 length;
687 __u32 reserved2;
688 __u32 reserved;
689};
690
691/* Flags for 'flags' field */
939f1377
SA		 692/* Buffer is mapped (flag) */
693#define V4L2_BUF_FLAG_MAPPED 0x00000001
694/* Buffer is queued for processing */
695#define V4L2_BUF_FLAG_QUEUED 0x00000002
696/* Buffer is ready */
697#define V4L2_BUF_FLAG_DONE 0x00000004
698/* Image is a keyframe (I-frame) */
699#define V4L2_BUF_FLAG_KEYFRAME 0x00000008
700/* Image is a P-frame */
701#define V4L2_BUF_FLAG_PFRAME 0x00000010
702/* Image is a B-frame */
703#define V4L2_BUF_FLAG_BFRAME 0x00000020
607ca46e 704/* Buffer is ready, but the data contained within is corrupted. */
939f1377
SA		 705#define V4L2_BUF_FLAG_ERROR 0x00000040
706/* timecode field is valid */
707#define V4L2_BUF_FLAG_TIMECODE 0x00000100
708/* Buffer is prepared for queuing */
709#define V4L2_BUF_FLAG_PREPARED 0x00000400
607ca46e 710/* Cache handling flags */
939f1377
SA		 711#define V4L2_BUF_FLAG_NO_CACHE_INVALIDATE 0x00000800
712#define V4L2_BUF_FLAG_NO_CACHE_CLEAN 0x00001000
1202ecdc 713/* Timestamp type */
939f1377
SA		 714#define V4L2_BUF_FLAG_TIMESTAMP_MASK 0x0000e000
715#define V4L2_BUF_FLAG_TIMESTAMP_UNKNOWN 0x00000000
716#define V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC 0x00002000
717#define V4L2_BUF_FLAG_TIMESTAMP_COPY 0x00004000
872484ce
SA		 718/* Timestamp sources. */
719#define V4L2_BUF_FLAG_TSTAMP_SRC_MASK 0x00070000
720#define V4L2_BUF_FLAG_TSTAMP_SRC_EOF 0x00000000
721#define V4L2_BUF_FLAG_TSTAMP_SRC_SOE 0x00010000
607ca46e 722
b799d09a
TS		 723/**
724 * struct v4l2_exportbuffer - export of video buffer as DMABUF file descriptor
725 *
726 * @index: id number of the buffer
727 * @type: enum v4l2_buf_type; buffer type (type == *_MPLANE for
728 * multiplanar buffers);
729 * @plane: index of the plane to be exported, 0 for single plane queues
730 * @flags: flags for newly created file, currently only O_CLOEXEC is
731 * supported, refer to manual of open syscall for more details
732 * @fd: file descriptor associated with DMABUF (set by driver)
733 *
734 * Contains data used for exporting a video buffer as DMABUF file descriptor.
735 * The buffer is identified by a 'cookie' returned by VIDIOC_QUERYBUF
736 * (identical to the cookie used to mmap() the buffer to userspace). All
737 * reserved fields must be set to zero. The field reserved0 is expected to
738 * become a structure 'type' allowing an alternative layout of the structure
739 * content. Therefore this field should not be used for any other extensions.
740 */
741struct v4l2_exportbuffer {
742 __u32 type; /* enum v4l2_buf_type */
743 __u32 index;
744 __u32 plane;
745 __u32 flags;
746 __s32 fd;
747 __u32 reserved[11];
748};
749
607ca46e
DH		 750/*
751 * O V E R L A Y P R E V I E W
752 */
753struct v4l2_framebuffer {
754 __u32 capability;
755 __u32 flags;
756/* FIXME: in theory we should pass something like PCI device + memory
757 * region + offset instead of some physical address */
758 void *base;
d52e2381
LP		 759 struct {
760 __u32 width;
761 __u32 height;
762 __u32 pixelformat;
763 __u32 field; /* enum v4l2_field */
764 __u32 bytesperline; /* for padding, zero if unused */
765 __u32 sizeimage;
766 __u32 colorspace; /* enum v4l2_colorspace */
767 __u32 priv; /* reserved field, set to 0 */
768 } fmt;
607ca46e
DH		 769};
770/* Flags for the 'capability' field. Read only */
771#define V4L2_FBUF_CAP_EXTERNOVERLAY 0x0001
772#define V4L2_FBUF_CAP_CHROMAKEY 0x0002
773#define V4L2_FBUF_CAP_LIST_CLIPPING 0x0004
774#define V4L2_FBUF_CAP_BITMAP_CLIPPING 0x0008
775#define V4L2_FBUF_CAP_LOCAL_ALPHA 0x0010
776#define V4L2_FBUF_CAP_GLOBAL_ALPHA 0x0020
777#define V4L2_FBUF_CAP_LOCAL_INV_ALPHA 0x0040
778#define V4L2_FBUF_CAP_SRC_CHROMAKEY 0x0080
779/* Flags for the 'flags' field. */
780#define V4L2_FBUF_FLAG_PRIMARY 0x0001
781#define V4L2_FBUF_FLAG_OVERLAY 0x0002
782#define V4L2_FBUF_FLAG_CHROMAKEY 0x0004
783#define V4L2_FBUF_FLAG_LOCAL_ALPHA 0x0008
784#define V4L2_FBUF_FLAG_GLOBAL_ALPHA 0x0010
785#define V4L2_FBUF_FLAG_LOCAL_INV_ALPHA 0x0020
786#define V4L2_FBUF_FLAG_SRC_CHROMAKEY 0x0040
787
788struct v4l2_clip {
789 struct v4l2_rect c;
790 struct v4l2_clip __user *next;
791};
792
793struct v4l2_window {
794 struct v4l2_rect w;
795 __u32 field; /* enum v4l2_field */
796 __u32 chromakey;
797 struct v4l2_clip __user *clips;
798 __u32 clipcount;
799 void __user *bitmap;
800 __u8 global_alpha;
801};
802
803/*
804 * C A P T U R E P A R A M E T E R S
805 */
806struct v4l2_captureparm {
807 __u32 capability; /* Supported modes */
808 __u32 capturemode; /* Current mode */
2e74598d 809 struct v4l2_fract timeperframe; /* Time per frame in seconds */
607ca46e
DH		 810 __u32 extendedmode; /* Driver-specific extensions */
811 __u32 readbuffers; /* # of buffers for read */
812 __u32 reserved[4];
813};
814
815/* Flags for 'capability' and 'capturemode' fields */
816#define V4L2_MODE_HIGHQUALITY 0x0001 /* High quality imaging mode */
817#define V4L2_CAP_TIMEPERFRAME 0x1000 /* timeperframe field is supported */
818
819struct v4l2_outputparm {
820 __u32 capability; /* Supported modes */
821 __u32 outputmode; /* Current mode */
822 struct v4l2_fract timeperframe; /* Time per frame in seconds */
823 __u32 extendedmode; /* Driver-specific extensions */
824 __u32 writebuffers; /* # of buffers for write */
825 __u32 reserved[4];
826};
827
828/*
829 * I N P U T I M A G E C R O P P I N G
830 */
831struct v4l2_cropcap {
832 __u32 type; /* enum v4l2_buf_type */
833 struct v4l2_rect bounds;
834 struct v4l2_rect defrect;
835 struct v4l2_fract pixelaspect;
836};
837
838struct v4l2_crop {
839 __u32 type; /* enum v4l2_buf_type */
840 struct v4l2_rect c;
841};
842
843/**
844 * struct v4l2_selection - selection info
845 * @type: buffer type (do not use *_MPLANE types)
846 * @target: Selection target, used to choose one of possible rectangles;
847 * defined in v4l2-common.h; V4L2_SEL_TGT_* .
848 * @flags: constraints flags, defined in v4l2-common.h; V4L2_SEL_FLAG_*.
849 * @r: coordinates of selection window
850 * @reserved: for future use, rounds structure size to 64 bytes, set to zero
851 *
852 * Hardware may use multiple helper windows to process a video stream.
853 * The structure is used to exchange this selection areas between
854 * an application and a driver.
855 */
856struct v4l2_selection {
857 __u32 type;
858 __u32 target;
859 __u32 flags;
860 struct v4l2_rect r;
861 __u32 reserved[9];
862};
863
864
865/*
866 * A N A L O G V I D E O S T A N D A R D
867 */
868
869typedef __u64 v4l2_std_id;
870
871/* one bit for each */
872#define V4L2_STD_PAL_B ((v4l2_std_id)0x00000001)
873#define V4L2_STD_PAL_B1 ((v4l2_std_id)0x00000002)
874#define V4L2_STD_PAL_G ((v4l2_std_id)0x00000004)
875#define V4L2_STD_PAL_H ((v4l2_std_id)0x00000008)
876#define V4L2_STD_PAL_I ((v4l2_std_id)0x00000010)
877#define V4L2_STD_PAL_D ((v4l2_std_id)0x00000020)
878#define V4L2_STD_PAL_D1 ((v4l2_std_id)0x00000040)
879#define V4L2_STD_PAL_K ((v4l2_std_id)0x00000080)
880
881#define V4L2_STD_PAL_M ((v4l2_std_id)0x00000100)
882#define V4L2_STD_PAL_N ((v4l2_std_id)0x00000200)
883#define V4L2_STD_PAL_Nc ((v4l2_std_id)0x00000400)
884#define V4L2_STD_PAL_60 ((v4l2_std_id)0x00000800)
885
886#define V4L2_STD_NTSC_M ((v4l2_std_id)0x00001000) /* BTSC */
887#define V4L2_STD_NTSC_M_JP ((v4l2_std_id)0x00002000) /* EIA-J */
888#define V4L2_STD_NTSC_443 ((v4l2_std_id)0x00004000)
889#define V4L2_STD_NTSC_M_KR ((v4l2_std_id)0x00008000) /* FM A2 */
890
891#define V4L2_STD_SECAM_B ((v4l2_std_id)0x00010000)
892#define V4L2_STD_SECAM_D ((v4l2_std_id)0x00020000)
893#define V4L2_STD_SECAM_G ((v4l2_std_id)0x00040000)
894#define V4L2_STD_SECAM_H ((v4l2_std_id)0x00080000)
895#define V4L2_STD_SECAM_K ((v4l2_std_id)0x00100000)
896#define V4L2_STD_SECAM_K1 ((v4l2_std_id)0x00200000)
897#define V4L2_STD_SECAM_L ((v4l2_std_id)0x00400000)
898#define V4L2_STD_SECAM_LC ((v4l2_std_id)0x00800000)
899
900/* ATSC/HDTV */
901#define V4L2_STD_ATSC_8_VSB ((v4l2_std_id)0x01000000)
902#define V4L2_STD_ATSC_16_VSB ((v4l2_std_id)0x02000000)
903
904/* FIXME:
905 Although std_id is 64 bits, there is an issue on PPC32 architecture that
906 makes switch(__u64) to break. So, there's a hack on v4l2-common.c rounding
907 this value to 32 bits.
908 As, currently, the max value is for V4L2_STD_ATSC_16_VSB (30 bits wide),
909 it should work fine. However, if needed to add more than two standards,
910 v4l2-common.c should be fixed.
911 */
912
913/*
914 * Some macros to merge video standards in order to make live easier for the
915 * drivers and V4L2 applications
916 */
917
918/*
919 * "Common" NTSC/M - It should be noticed that V4L2_STD_NTSC_443 is
920 * Missing here.
921 */
922#define V4L2_STD_NTSC (V4L2_STD_NTSC_M |\
923 V4L2_STD_NTSC_M_JP |\
924 V4L2_STD_NTSC_M_KR)
925/* Secam macros */
926#define V4L2_STD_SECAM_DK (V4L2_STD_SECAM_D |\
927 V4L2_STD_SECAM_K |\
928 V4L2_STD_SECAM_K1)
929/* All Secam Standards */
930#define V4L2_STD_SECAM (V4L2_STD_SECAM_B |\
931 V4L2_STD_SECAM_G |\
932 V4L2_STD_SECAM_H |\
933 V4L2_STD_SECAM_DK |\
934 V4L2_STD_SECAM_L |\
935 V4L2_STD_SECAM_LC)
936/* PAL macros */
937#define V4L2_STD_PAL_BG (V4L2_STD_PAL_B |\
938 V4L2_STD_PAL_B1 |\
939 V4L2_STD_PAL_G)
940#define V4L2_STD_PAL_DK (V4L2_STD_PAL_D |\
941 V4L2_STD_PAL_D1 |\
942 V4L2_STD_PAL_K)
943/*
944 * "Common" PAL - This macro is there to be compatible with the old
945 * V4L1 concept of "PAL": /BGDKHI.
ff29feb9 946 * Several PAL standards are missing here: /M, /N and /Nc
607ca46e
DH		 947 */
948#define V4L2_STD_PAL (V4L2_STD_PAL_BG |\
949 V4L2_STD_PAL_DK |\
950 V4L2_STD_PAL_H |\
951 V4L2_STD_PAL_I)
952/* Chroma "agnostic" standards */
953#define V4L2_STD_B (V4L2_STD_PAL_B |\
954 V4L2_STD_PAL_B1 |\
955 V4L2_STD_SECAM_B)
956#define V4L2_STD_G (V4L2_STD_PAL_G |\
957 V4L2_STD_SECAM_G)
958#define V4L2_STD_H (V4L2_STD_PAL_H |\
959 V4L2_STD_SECAM_H)
960#define V4L2_STD_L (V4L2_STD_SECAM_L |\
961 V4L2_STD_SECAM_LC)
962#define V4L2_STD_GH (V4L2_STD_G |\
963 V4L2_STD_H)
964#define V4L2_STD_DK (V4L2_STD_PAL_DK |\
965 V4L2_STD_SECAM_DK)
966#define V4L2_STD_BG (V4L2_STD_B |\
967 V4L2_STD_G)
968#define V4L2_STD_MN (V4L2_STD_PAL_M |\
969 V4L2_STD_PAL_N |\
970 V4L2_STD_PAL_Nc |\
971 V4L2_STD_NTSC)
972
973/* Standards where MTS/BTSC stereo could be found */
974#define V4L2_STD_MTS (V4L2_STD_NTSC_M |\
975 V4L2_STD_PAL_M |\
976 V4L2_STD_PAL_N |\
977 V4L2_STD_PAL_Nc)
978
979/* Standards for Countries with 60Hz Line frequency */
980#define V4L2_STD_525_60 (V4L2_STD_PAL_M |\
981 V4L2_STD_PAL_60 |\
982 V4L2_STD_NTSC |\
983 V4L2_STD_NTSC_443)
984/* Standards for Countries with 50Hz Line frequency */
985#define V4L2_STD_625_50 (V4L2_STD_PAL |\
986 V4L2_STD_PAL_N |\
987 V4L2_STD_PAL_Nc |\
988 V4L2_STD_SECAM)
989
990#define V4L2_STD_ATSC (V4L2_STD_ATSC_8_VSB |\
991 V4L2_STD_ATSC_16_VSB)
992/* Macros with none and all analog standards */
993#define V4L2_STD_UNKNOWN 0
994#define V4L2_STD_ALL (V4L2_STD_525_60 |\
995 V4L2_STD_625_50)
996
997struct v4l2_standard {
998 __u32 index;
999 v4l2_std_id id;
1000 __u8 name[24];
1001 struct v4l2_fract frameperiod; /* Frames, not fields */
1002 __u32 framelines;
1003 __u32 reserved[4];
1004};
1005
607ca46e
DH		 1006/*
1007 * D V B T T I M I N G S
1008 */
1009
1010/** struct v4l2_bt_timings - BT.656/BT.1120 timing data
1011 * @width: total width of the active video in pixels
1012 * @height: total height of the active video in lines
1013 * @interlaced: Interlaced or progressive
1014 * @polarities: Positive or negative polarities
1015 * @pixelclock: Pixel clock in HZ. Ex. 74.25MHz->74250000
1016 * @hfrontporch:Horizontal front porch in pixels
1017 * @hsync: Horizontal Sync length in pixels
1018 * @hbackporch: Horizontal back porch in pixels
1019 * @vfrontporch:Vertical front porch in lines
1020 * @vsync: Vertical Sync length in lines
1021 * @vbackporch: Vertical back porch in lines
1022 * @il_vfrontporch:Vertical front porch for the even field
1023 * (aka field 2) of interlaced field formats
1024 * @il_vsync: Vertical Sync length for the even field
1025 * (aka field 2) of interlaced field formats
1026 * @il_vbackporch:Vertical back porch for the even field
1027 * (aka field 2) of interlaced field formats
1028 * @standards: Standards the timing belongs to
1029 * @flags: Flags
1030 * @reserved: Reserved fields, must be zeroed.
1031 *
1032 * A note regarding vertical interlaced timings: height refers to the total
1033 * height of the active video frame (= two fields). The blanking timings refer
1034 * to the blanking of each field. So the height of the total frame is
1035 * calculated as follows:
1036 *
1037 * tot_height = height + vfrontporch + vsync + vbackporch +
1038 * il_vfrontporch + il_vsync + il_vbackporch
1039 *
1040 * The active height of each field is height / 2.
1041 */
1042struct v4l2_bt_timings {
1043 __u32 width;
1044 __u32 height;
1045 __u32 interlaced;
1046 __u32 polarities;
1047 __u64 pixelclock;
1048 __u32 hfrontporch;
1049 __u32 hsync;
1050 __u32 hbackporch;
1051 __u32 vfrontporch;
1052 __u32 vsync;
1053 __u32 vbackporch;
1054 __u32 il_vfrontporch;
1055 __u32 il_vsync;
1056 __u32 il_vbackporch;
1057 __u32 standards;
1058 __u32 flags;
1059 __u32 reserved[14];
1060} __attribute__ ((packed));
1061
1062/* Interlaced or progressive format */
1063#define V4L2_DV_PROGRESSIVE 0
1064#define V4L2_DV_INTERLACED 1
1065
1066/* Polarities. If bit is not set, it is assumed to be negative polarity */
1067#define V4L2_DV_VSYNC_POS_POL 0x00000001
1068#define V4L2_DV_HSYNC_POS_POL 0x00000002
1069
1070/* Timings standards */
1071#define V4L2_DV_BT_STD_CEA861 (1 << 0) /* CEA-861 Digital TV Profile */
1072#define V4L2_DV_BT_STD_DMT (1 << 1) /* VESA Discrete Monitor Timings */
1073#define V4L2_DV_BT_STD_CVT (1 << 2) /* VESA Coordinated Video Timings */
1074#define V4L2_DV_BT_STD_GTF (1 << 3) /* VESA Generalized Timings Formula */
1075
1076/* Flags */
1077
1078/* CVT/GTF specific: timing uses reduced blanking (CVT) or the 'Secondary
1079 GTF' curve (GTF). In both cases the horizontal and/or vertical blanking
1080 intervals are reduced, allowing a higher resolution over the same
1081 bandwidth. This is a read-only flag. */
1082#define V4L2_DV_FL_REDUCED_BLANKING (1 << 0)
1083/* CEA-861 specific: set for CEA-861 formats with a framerate of a multiple
1084 of six. These formats can be optionally played at 1 / 1.001 speed.
1085 This is a read-only flag. */
1086#define V4L2_DV_FL_CAN_REDUCE_FPS (1 << 1)
1087/* CEA-861 specific: only valid for video transmitters, the flag is cleared
1088 by receivers.
1089 If the framerate of the format is a multiple of six, then the pixelclock
1090 used to set up the transmitter is divided by 1.001 to make it compatible
1091 with 60 Hz based standards such as NTSC and PAL-M that use a framerate of
1092 29.97 Hz. Otherwise this flag is cleared. If the transmitter can't generate
1093 such frequencies, then the flag will also be cleared. */
1094#define V4L2_DV_FL_REDUCED_FPS (1 << 2)
1095/* Specific to interlaced formats: if set, then field 1 is really one half-line
1096 longer and field 2 is really one half-line shorter, so each field has
1097 exactly the same number of half-lines. Whether half-lines can be detected
1098 or used depends on the hardware. */
292a8787 1099#define V4L2_DV_FL_HALF_LINE (1 << 3)
607ca46e 1100
7f68127f
HV		 1101/* A few useful defines to calculate the total blanking and frame sizes */
1102#define V4L2_DV_BT_BLANKING_WIDTH(bt) \
aee786ac 1103 ((bt)->hfrontporch + (bt)->hsync + (bt)->hbackporch)
7f68127f 1104#define V4L2_DV_BT_FRAME_WIDTH(bt) \
aee786ac 1105 ((bt)->width + V4L2_DV_BT_BLANKING_WIDTH(bt))
7f68127f 1106#define V4L2_DV_BT_BLANKING_HEIGHT(bt) \
aee786ac
HV		 1107 ((bt)->vfrontporch + (bt)->vsync + (bt)->vbackporch + \
1108 (bt)->il_vfrontporch + (bt)->il_vsync + (bt)->il_vbackporch)
7f68127f 1109#define V4L2_DV_BT_FRAME_HEIGHT(bt) \
aee786ac 1110 ((bt)->height + V4L2_DV_BT_BLANKING_HEIGHT(bt))
607ca46e
DH		 1111
1112/** struct v4l2_dv_timings - DV timings
1113 * @type: the type of the timings
1114 * @bt: BT656/1120 timings
1115 */
1116struct v4l2_dv_timings {
1117 __u32 type;
1118 union {
1119 struct v4l2_bt_timings bt;
1120 __u32 reserved[32];
1121 };
1122} __attribute__ ((packed));
1123
1124/* Values for the type field */
1125#define V4L2_DV_BT_656_1120 0 /* BT.656/1120 timing type */
1126
1127
1128/** struct v4l2_enum_dv_timings - DV timings enumeration
1129 * @index: enumeration index
0349f6a5
LP		 1130 * @pad: the pad number for which to enumerate timings (used with
1131 * v4l-subdev nodes only)
607ca46e
DH		 1132 * @reserved: must be zeroed
1133 * @timings: the timings for the given index
1134 */
1135struct v4l2_enum_dv_timings {
1136 __u32 index;
0349f6a5
LP		 1137 __u32 pad;
1138 __u32 reserved[2];
607ca46e
DH		 1139 struct v4l2_dv_timings timings;
1140};
1141
1142/** struct v4l2_bt_timings_cap - BT.656/BT.1120 timing capabilities
1143 * @min_width: width in pixels
1144 * @max_width: width in pixels
1145 * @min_height: height in lines
1146 * @max_height: height in lines
1147 * @min_pixelclock: Pixel clock in HZ. Ex. 74.25MHz->74250000
1148 * @max_pixelclock: Pixel clock in HZ. Ex. 74.25MHz->74250000
1149 * @standards: Supported standards
1150 * @capabilities: Supported capabilities
1151 * @reserved: Must be zeroed
1152 */
1153struct v4l2_bt_timings_cap {
1154 __u32 min_width;
1155 __u32 max_width;
1156 __u32 min_height;
1157 __u32 max_height;
1158 __u64 min_pixelclock;
1159 __u64 max_pixelclock;
1160 __u32 standards;
1161 __u32 capabilities;
1162 __u32 reserved[16];
1163} __attribute__ ((packed));
1164
1165/* Supports interlaced formats */
1166#define V4L2_DV_BT_CAP_INTERLACED (1 << 0)
1167/* Supports progressive formats */
1168#define V4L2_DV_BT_CAP_PROGRESSIVE (1 << 1)
1169/* Supports CVT/GTF reduced blanking */
1170#define V4L2_DV_BT_CAP_REDUCED_BLANKING (1 << 2)
1171/* Supports custom formats */
1172#define V4L2_DV_BT_CAP_CUSTOM (1 << 3)
1173
1174/** struct v4l2_dv_timings_cap - DV timings capabilities
1175 * @type: the type of the timings (same as in struct v4l2_dv_timings)
0349f6a5
LP		 1176 * @pad: the pad number for which to query capabilities (used with
1177 * v4l-subdev nodes only)
607ca46e
DH		 1178 * @bt: the BT656/1120 timings capabilities
1179 */
1180struct v4l2_dv_timings_cap {
1181 __u32 type;
0349f6a5
LP		 1182 __u32 pad;
1183 __u32 reserved[2];
607ca46e
DH		 1184 union {
1185 struct v4l2_bt_timings_cap bt;
1186 __u32 raw_data[32];
1187 };
1188};
1189
1190
1191/*
1192 * V I D E O I N P U T S
1193 */
1194struct v4l2_input {
1195 __u32 index; /* Which input */
1196 __u8 name[32]; /* Label */
1197 __u32 type; /* Type of input */
1198 __u32 audioset; /* Associated audios (bitfield) */
1199 __u32 tuner; /* enum v4l2_tuner_type */
1200 v4l2_std_id std;
1201 __u32 status;
1202 __u32 capabilities;
1203 __u32 reserved[3];
1204};
1205
1206/* Values for the 'type' field */
1207#define V4L2_INPUT_TYPE_TUNER 1
1208#define V4L2_INPUT_TYPE_CAMERA 2
1209
1210/* field 'status' - general */
1211#define V4L2_IN_ST_NO_POWER 0x00000001 /* Attached device is off */
1212#define V4L2_IN_ST_NO_SIGNAL 0x00000002
1213#define V4L2_IN_ST_NO_COLOR 0x00000004
1214
1215/* field 'status' - sensor orientation */
1216/* If sensor is mounted upside down set both bits */
1217#define V4L2_IN_ST_HFLIP 0x00000010 /* Frames are flipped horizontally */
1218#define V4L2_IN_ST_VFLIP 0x00000020 /* Frames are flipped vertically */
1219
1220/* field 'status' - analog */
1221#define V4L2_IN_ST_NO_H_LOCK 0x00000100 /* No horizontal sync lock */
1222#define V4L2_IN_ST_COLOR_KILL 0x00000200 /* Color killer is active */
1223
1224/* field 'status' - digital */
1225#define V4L2_IN_ST_NO_SYNC 0x00010000 /* No synchronization lock */
1226#define V4L2_IN_ST_NO_EQU 0x00020000 /* No equalizer lock */
1227#define V4L2_IN_ST_NO_CARRIER 0x00040000 /* Carrier recovery failed */
1228
1229/* field 'status' - VCR and set-top box */
1230#define V4L2_IN_ST_MACROVISION 0x01000000 /* Macrovision detected */
1231#define V4L2_IN_ST_NO_ACCESS 0x02000000 /* Conditional access denied */
1232#define V4L2_IN_ST_VTR 0x04000000 /* VTR time constant */
1233
1234/* capabilities flags */
607ca46e
DH		 1235#define V4L2_IN_CAP_DV_TIMINGS 0x00000002 /* Supports S_DV_TIMINGS */
1236#define V4L2_IN_CAP_CUSTOM_TIMINGS V4L2_IN_CAP_DV_TIMINGS /* For compatibility */
1237#define V4L2_IN_CAP_STD 0x00000004 /* Supports S_STD */
1238
1239/*
1240 * V I D E O O U T P U T S
1241 */
1242struct v4l2_output {
1243 __u32 index; /* Which output */
1244 __u8 name[32]; /* Label */
1245 __u32 type; /* Type of output */
1246 __u32 audioset; /* Associated audios (bitfield) */
1247 __u32 modulator; /* Associated modulator */
1248 v4l2_std_id std;
1249 __u32 capabilities;
1250 __u32 reserved[3];
1251};
1252/* Values for the 'type' field */
1253#define V4L2_OUTPUT_TYPE_MODULATOR 1
1254#define V4L2_OUTPUT_TYPE_ANALOG 2
1255#define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY 3
1256
1257/* capabilities flags */
607ca46e
DH		 1258#define V4L2_OUT_CAP_DV_TIMINGS 0x00000002 /* Supports S_DV_TIMINGS */
1259#define V4L2_OUT_CAP_CUSTOM_TIMINGS V4L2_OUT_CAP_DV_TIMINGS /* For compatibility */
1260#define V4L2_OUT_CAP_STD 0x00000004 /* Supports S_STD */
1261
1262/*
1263 * C O N T R O L S
1264 */
1265struct v4l2_control {
1266 __u32 id;
1267 __s32 value;
1268};
1269
1270struct v4l2_ext_control {
1271 __u32 id;
1272 __u32 size;
1273 __u32 reserved2[1];
1274 union {
1275 __s32 value;
1276 __s64 value64;
1277 char *string;
dda4a4d5
HV		 1278 __u8 *p_u8;
1279 __u16 *p_u16;
7e6a6821 1280 void *ptr;
607ca46e
DH		 1281 };
1282} __attribute__ ((packed));
1283
1284struct v4l2_ext_controls {
1285 __u32 ctrl_class;
1286 __u32 count;
1287 __u32 error_idx;
1288 __u32 reserved[2];
1289 struct v4l2_ext_control *controls;
1290};
1291
1292#define V4L2_CTRL_ID_MASK (0x0fffffff)
1293#define V4L2_CTRL_ID2CLASS(id) ((id) & 0x0fff0000UL)
1294#define V4L2_CTRL_DRIVER_PRIV(id) (((id) & 0xffff) >= 0x1000)
5082c241 1295#define V4L2_CTRL_MAX_DIMS (4)
607ca46e
DH		 1296
1297enum v4l2_ctrl_type {
1298 V4L2_CTRL_TYPE_INTEGER = 1,
1299 V4L2_CTRL_TYPE_BOOLEAN = 2,
1300 V4L2_CTRL_TYPE_MENU = 3,
1301 V4L2_CTRL_TYPE_BUTTON = 4,
1302 V4L2_CTRL_TYPE_INTEGER64 = 5,
1303 V4L2_CTRL_TYPE_CTRL_CLASS = 6,
1304 V4L2_CTRL_TYPE_STRING = 7,
1305 V4L2_CTRL_TYPE_BITMASK = 8,
7e6a6821
HV		 1306 V4L2_CTRL_TYPE_INTEGER_MENU = 9,
1307
1308 /* Compound types are >= 0x0100 */
1309 V4L2_CTRL_COMPOUND_TYPES = 0x0100,
dda4a4d5
HV		 1310 V4L2_CTRL_TYPE_U8 = 0x0100,
1311 V4L2_CTRL_TYPE_U16 = 0x0101,
607ca46e
DH		 1312};
1313
1314/* Used in the VIDIOC_QUERYCTRL ioctl for querying controls */
1315struct v4l2_queryctrl {
1316 __u32 id;
1317 __u32 type; /* enum v4l2_ctrl_type */
1318 __u8 name[32]; /* Whatever */
1319 __s32 minimum; /* Note signedness */
1320 __s32 maximum;
1321 __s32 step;
1322 __s32 default_value;
1323 __u32 flags;
1324 __u32 reserved[2];
1325};
1326
5082c241
HV		 1327/* Used in the VIDIOC_QUERY_EXT_CTRL ioctl for querying extended controls */
1328struct v4l2_query_ext_ctrl {
1329 __u32 id;
1330 __u32 type;
1331 char name[32];
1332 __s64 minimum;
1333 __s64 maximum;
1334 __u64 step;
1335 __s64 default_value;
1336 __u32 flags;
1337 __u32 elem_size;
1338 __u32 elems;
1339 __u32 nr_of_dims;
1340 __u32 dims[V4L2_CTRL_MAX_DIMS];
1341 __u32 reserved[32];
1342};
1343
607ca46e
DH		 1344/* Used in the VIDIOC_QUERYMENU ioctl for querying menu items */
1345struct v4l2_querymenu {
1346 __u32 id;
1347 __u32 index;
1348 union {
1349 __u8 name[32]; /* Whatever */
1350 __s64 value;
1351 };
1352 __u32 reserved;
1353} __attribute__ ((packed));
1354
1355/* Control flags */
1356#define V4L2_CTRL_FLAG_DISABLED 0x0001
1357#define V4L2_CTRL_FLAG_GRABBED 0x0002
1358#define V4L2_CTRL_FLAG_READ_ONLY 0x0004
1359#define V4L2_CTRL_FLAG_UPDATE 0x0008
1360#define V4L2_CTRL_FLAG_INACTIVE 0x0010
1361#define V4L2_CTRL_FLAG_SLIDER 0x0020
1362#define V4L2_CTRL_FLAG_WRITE_ONLY 0x0040
1363#define V4L2_CTRL_FLAG_VOLATILE 0x0080
7e6a6821 1364#define V4L2_CTRL_FLAG_HAS_PAYLOAD 0x0100
607ca46e 1365
7e6a6821 1366/* Query flags, to be ORed with the control ID */
607ca46e 1367#define V4L2_CTRL_FLAG_NEXT_CTRL 0x80000000
7e6a6821 1368#define V4L2_CTRL_FLAG_NEXT_COMPOUND 0x40000000
607ca46e
DH		 1369
1370/* User-class control IDs defined by V4L2 */
1371#define V4L2_CID_MAX_CTRLS 1024
1372/* IDs reserved for driver specific controls */
1373#define V4L2_CID_PRIVATE_BASE 0x08000000
1374
1375
607ca46e
DH		 1376/*
1377 * T U N I N G
1378 */
1379struct v4l2_tuner {
1380 __u32 index;
1381 __u8 name[32];
1382 __u32 type; /* enum v4l2_tuner_type */
1383 __u32 capability;
1384 __u32 rangelow;
1385 __u32 rangehigh;
1386 __u32 rxsubchans;
1387 __u32 audmode;
1388 __s32 signal;
1389 __s32 afc;
1390 __u32 reserved[4];
1391};
1392
1393struct v4l2_modulator {
1394 __u32 index;
1395 __u8 name[32];
1396 __u32 capability;
1397 __u32 rangelow;
1398 __u32 rangehigh;
1399 __u32 txsubchans;
1400 __u32 reserved[4];
1401};
1402
1403/* Flags for the 'capability' field */
1404#define V4L2_TUNER_CAP_LOW 0x0001
1405#define V4L2_TUNER_CAP_NORM 0x0002
1406#define V4L2_TUNER_CAP_HWSEEK_BOUNDED 0x0004
1407#define V4L2_TUNER_CAP_HWSEEK_WRAP 0x0008
1408#define V4L2_TUNER_CAP_STEREO 0x0010
1409#define V4L2_TUNER_CAP_LANG2 0x0020
1410#define V4L2_TUNER_CAP_SAP 0x0020
1411#define V4L2_TUNER_CAP_LANG1 0x0040
1412#define V4L2_TUNER_CAP_RDS 0x0080
1413#define V4L2_TUNER_CAP_RDS_BLOCK_IO 0x0100
1414#define V4L2_TUNER_CAP_RDS_CONTROLS 0x0200
1415#define V4L2_TUNER_CAP_FREQ_BANDS 0x0400
1416#define V4L2_TUNER_CAP_HWSEEK_PROG_LIM 0x0800
67f9a117 1417#define V4L2_TUNER_CAP_1HZ 0x1000
607ca46e
DH		 1418
1419/* Flags for the 'rxsubchans' field */
1420#define V4L2_TUNER_SUB_MONO 0x0001
1421#define V4L2_TUNER_SUB_STEREO 0x0002
1422#define V4L2_TUNER_SUB_LANG2 0x0004
1423#define V4L2_TUNER_SUB_SAP 0x0004
1424#define V4L2_TUNER_SUB_LANG1 0x0008
1425#define V4L2_TUNER_SUB_RDS 0x0010
1426
1427/* Values for the 'audmode' field */
1428#define V4L2_TUNER_MODE_MONO 0x0000
1429#define V4L2_TUNER_MODE_STEREO 0x0001
1430#define V4L2_TUNER_MODE_LANG2 0x0002
1431#define V4L2_TUNER_MODE_SAP 0x0002
1432#define V4L2_TUNER_MODE_LANG1 0x0003
1433#define V4L2_TUNER_MODE_LANG1_LANG2 0x0004
1434
1435struct v4l2_frequency {
1436 __u32 tuner;
1437 __u32 type; /* enum v4l2_tuner_type */
1438 __u32 frequency;
1439 __u32 reserved[8];
1440};
1441
1442#define V4L2_BAND_MODULATION_VSB (1 << 1)
1443#define V4L2_BAND_MODULATION_FM (1 << 2)
1444#define V4L2_BAND_MODULATION_AM (1 << 3)
1445
1446struct v4l2_frequency_band {
1447 __u32 tuner;
1448 __u32 type; /* enum v4l2_tuner_type */
1449 __u32 index;
1450 __u32 capability;
1451 __u32 rangelow;
1452 __u32 rangehigh;
1453 __u32 modulation;
1454 __u32 reserved[9];
1455};
1456
1457struct v4l2_hw_freq_seek {
1458 __u32 tuner;
1459 __u32 type; /* enum v4l2_tuner_type */
1460 __u32 seek_upward;
1461 __u32 wrap_around;
1462 __u32 spacing;
1463 __u32 rangelow;
1464 __u32 rangehigh;
1465 __u32 reserved[5];
1466};
1467
1468/*
1469 * R D S
1470 */
1471
1472struct v4l2_rds_data {
1473 __u8 lsb;
1474 __u8 msb;
1475 __u8 block;
1476} __attribute__ ((packed));
1477
1478#define V4L2_RDS_BLOCK_MSK 0x7
1479#define V4L2_RDS_BLOCK_A 0
1480#define V4L2_RDS_BLOCK_B 1
1481#define V4L2_RDS_BLOCK_C 2
1482#define V4L2_RDS_BLOCK_D 3
1483#define V4L2_RDS_BLOCK_C_ALT 4
1484#define V4L2_RDS_BLOCK_INVALID 7
1485
1486#define V4L2_RDS_BLOCK_CORRECTED 0x40
1487#define V4L2_RDS_BLOCK_ERROR 0x80
1488
1489/*
1490 * A U D I O
1491 */
1492struct v4l2_audio {
1493 __u32 index;
1494 __u8 name[32];
1495 __u32 capability;
1496 __u32 mode;
1497 __u32 reserved[2];
1498};
1499
1500/* Flags for the 'capability' field */
1501#define V4L2_AUDCAP_STEREO 0x00001
1502#define V4L2_AUDCAP_AVL 0x00002
1503
1504/* Flags for the 'mode' field */
1505#define V4L2_AUDMODE_AVL 0x00001
1506
1507struct v4l2_audioout {
1508 __u32 index;
1509 __u8 name[32];
1510 __u32 capability;
1511 __u32 mode;
1512 __u32 reserved[2];
1513};
1514
1515/*
1516 * M P E G S E R V I C E S
1517 *
1518 * NOTE: EXPERIMENTAL API
1519 */
1520#if 1
1521#define V4L2_ENC_IDX_FRAME_I (0)
1522#define V4L2_ENC_IDX_FRAME_P (1)
1523#define V4L2_ENC_IDX_FRAME_B (2)
1524#define V4L2_ENC_IDX_FRAME_MASK (0xf)
1525
1526struct v4l2_enc_idx_entry {
1527 __u64 offset;
1528 __u64 pts;
1529 __u32 length;
1530 __u32 flags;
1531 __u32 reserved[2];
1532};
1533
1534#define V4L2_ENC_IDX_ENTRIES (64)
1535struct v4l2_enc_idx {
1536 __u32 entries;
1537 __u32 entries_cap;
1538 __u32 reserved[4];
1539 struct v4l2_enc_idx_entry entry[V4L2_ENC_IDX_ENTRIES];
1540};
1541
1542
1543#define V4L2_ENC_CMD_START (0)
1544#define V4L2_ENC_CMD_STOP (1)
1545#define V4L2_ENC_CMD_PAUSE (2)
1546#define V4L2_ENC_CMD_RESUME (3)
1547
1548/* Flags for V4L2_ENC_CMD_STOP */
1549#define V4L2_ENC_CMD_STOP_AT_GOP_END (1 << 0)
1550
1551struct v4l2_encoder_cmd {
1552 __u32 cmd;
1553 __u32 flags;
1554 union {
1555 struct {
1556 __u32 data[8];
1557 } raw;
1558 };
1559};
1560
1561/* Decoder commands */
1562#define V4L2_DEC_CMD_START (0)
1563#define V4L2_DEC_CMD_STOP (1)
1564#define V4L2_DEC_CMD_PAUSE (2)
1565#define V4L2_DEC_CMD_RESUME (3)
1566
1567/* Flags for V4L2_DEC_CMD_START */
1568#define V4L2_DEC_CMD_START_MUTE_AUDIO (1 << 0)
1569
1570/* Flags for V4L2_DEC_CMD_PAUSE */
1571#define V4L2_DEC_CMD_PAUSE_TO_BLACK (1 << 0)
1572
1573/* Flags for V4L2_DEC_CMD_STOP */
1574#define V4L2_DEC_CMD_STOP_TO_BLACK (1 << 0)
1575#define V4L2_DEC_CMD_STOP_IMMEDIATELY (1 << 1)
1576
1577/* Play format requirements (returned by the driver): */
1578
1579/* The decoder has no special format requirements */
1580#define V4L2_DEC_START_FMT_NONE (0)
1581/* The decoder requires full GOPs */
1582#define V4L2_DEC_START_FMT_GOP (1)
1583
1584/* The structure must be zeroed before use by the application
1585 This ensures it can be extended safely in the future. */
1586struct v4l2_decoder_cmd {
1587 __u32 cmd;
1588 __u32 flags;
1589 union {
1590 struct {
1591 __u64 pts;
1592 } stop;
1593
1594 struct {
1595 /* 0 or 1000 specifies normal speed,
1596 1 specifies forward single stepping,
1597 -1 specifies backward single stepping,
1598 >1: playback at speed/1000 of the normal speed,
1599 <-1: reverse playback at (-speed/1000) of the normal speed. */
1600 __s32 speed;
1601 __u32 format;
1602 } start;
1603
1604 struct {
1605 __u32 data[16];
1606 } raw;
1607 };
1608};
1609#endif
1610
1611
1612/*
1613 * D A T A S E R V I C E S ( V B I )
1614 *
1615 * Data services API by Michael Schimek
1616 */
1617
1618/* Raw VBI */
1619struct v4l2_vbi_format {
1620 __u32 sampling_rate; /* in 1 Hz */
1621 __u32 offset;
1622 __u32 samples_per_line;
1623 __u32 sample_format; /* V4L2_PIX_FMT_* */
1624 __s32 start[2];
1625 __u32 count[2];
1626 __u32 flags; /* V4L2_VBI_* */
1627 __u32 reserved[2]; /* must be zero */
1628};
1629
1630/* VBI flags */
1631#define V4L2_VBI_UNSYNC (1 << 0)
1632#define V4L2_VBI_INTERLACED (1 << 1)
1633
1634/* Sliced VBI
1635 *
1636 * This implements is a proposal V4L2 API to allow SLICED VBI
1637 * required for some hardware encoders. It should change without
1638 * notice in the definitive implementation.
1639 */
1640
1641struct v4l2_sliced_vbi_format {
1642 __u16 service_set;
1643 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
1644 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
1645 (equals frame lines 313-336 for 625 line video
1646 standards, 263-286 for 525 line standards) */
1647 __u16 service_lines[2][24];
1648 __u32 io_size;
1649 __u32 reserved[2]; /* must be zero */
1650};
1651
1652/* Teletext World System Teletext
1653 (WST), defined on ITU-R BT.653-2 */
1654#define V4L2_SLICED_TELETEXT_B (0x0001)
1655/* Video Program System, defined on ETS 300 231*/
1656#define V4L2_SLICED_VPS (0x0400)
1657/* Closed Caption, defined on EIA-608 */
1658#define V4L2_SLICED_CAPTION_525 (0x1000)
1659/* Wide Screen System, defined on ITU-R BT1119.1 */
1660#define V4L2_SLICED_WSS_625 (0x4000)
1661
1662#define V4L2_SLICED_VBI_525 (V4L2_SLICED_CAPTION_525)
1663#define V4L2_SLICED_VBI_625 (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625)
1664
1665struct v4l2_sliced_vbi_cap {
1666 __u16 service_set;
1667 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
1668 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
1669 (equals frame lines 313-336 for 625 line video
1670 standards, 263-286 for 525 line standards) */
1671 __u16 service_lines[2][24];
1672 __u32 type; /* enum v4l2_buf_type */
1673 __u32 reserved[3]; /* must be 0 */
1674};
1675
1676struct v4l2_sliced_vbi_data {
1677 __u32 id;
1678 __u32 field; /* 0: first field, 1: second field */
1679 __u32 line; /* 1-23 */
1680 __u32 reserved; /* must be 0 */
1681 __u8 data[48];
1682};
1683
1684/*
1685 * Sliced VBI data inserted into MPEG Streams
1686 */
1687
1688/*
1689 * V4L2_MPEG_STREAM_VBI_FMT_IVTV:
1690 *
1691 * Structure of payload contained in an MPEG 2 Private Stream 1 PES Packet in an
1692 * MPEG-2 Program Pack that contains V4L2_MPEG_STREAM_VBI_FMT_IVTV Sliced VBI
1693 * data
1694 *
1695 * Note, the MPEG-2 Program Pack and Private Stream 1 PES packet header
1696 * definitions are not included here. See the MPEG-2 specifications for details
1697 * on these headers.
1698 */
1699
1700/* Line type IDs */
1701#define V4L2_MPEG_VBI_IVTV_TELETEXT_B (1)
1702#define V4L2_MPEG_VBI_IVTV_CAPTION_525 (4)
1703#define V4L2_MPEG_VBI_IVTV_WSS_625 (5)
1704#define V4L2_MPEG_VBI_IVTV_VPS (7)
1705
1706struct v4l2_mpeg_vbi_itv0_line {
1707 __u8 id; /* One of V4L2_MPEG_VBI_IVTV_* above */
1708 __u8 data[42]; /* Sliced VBI data for the line */
1709} __attribute__ ((packed));
1710
1711struct v4l2_mpeg_vbi_itv0 {
1712 __le32 linemask[2]; /* Bitmasks of VBI service lines present */
1713 struct v4l2_mpeg_vbi_itv0_line line[35];
1714} __attribute__ ((packed));
1715
1716struct v4l2_mpeg_vbi_ITV0 {
1717 struct v4l2_mpeg_vbi_itv0_line line[36];
1718} __attribute__ ((packed));
1719
1720#define V4L2_MPEG_VBI_IVTV_MAGIC0 "itv0"
1721#define V4L2_MPEG_VBI_IVTV_MAGIC1 "ITV0"
1722
1723struct v4l2_mpeg_vbi_fmt_ivtv {
1724 __u8 magic[4];
1725 union {
1726 struct v4l2_mpeg_vbi_itv0 itv0;
1727 struct v4l2_mpeg_vbi_ITV0 ITV0;
1728 };
1729} __attribute__ ((packed));
1730
1731/*
1732 * A G G R E G A T E S T R U C T U R E S
1733 */
1734
1735/**
1736 * struct v4l2_plane_pix_format - additional, per-plane format definition
1737 * @sizeimage: maximum size in bytes required for data, for which
1738 * this plane will be used
1739 * @bytesperline: distance in bytes between the leftmost pixels in two
1740 * adjacent lines
1741 */
1742struct v4l2_plane_pix_format {
1743 __u32 sizeimage;
1744 __u16 bytesperline;
1745 __u16 reserved[7];
1746} __attribute__ ((packed));
1747
1748/**
1749 * struct v4l2_pix_format_mplane - multiplanar format definition
1750 * @width: image width in pixels
1751 * @height: image height in pixels
1752 * @pixelformat: little endian four character code (fourcc)
1753 * @field: enum v4l2_field; field order (for interlaced video)
1754 * @colorspace: enum v4l2_colorspace; supplemental to pixelformat
1755 * @plane_fmt: per-plane information
1756 * @num_planes: number of planes for this format
1757 */
1758struct v4l2_pix_format_mplane {
1759 __u32 width;
1760 __u32 height;
1761 __u32 pixelformat;
1762 __u32 field;
1763 __u32 colorspace;
1764
1765 struct v4l2_plane_pix_format plane_fmt[VIDEO_MAX_PLANES];
1766 __u8 num_planes;
1767 __u8 reserved[11];
1768} __attribute__ ((packed));
1769
6f3073b8 1770/**
87185c95 1771 * struct v4l2_sdr_format - SDR format definition
6f3073b8
AP		 1772 * @pixelformat: little endian four character code (fourcc)
1773 */
87185c95 1774struct v4l2_sdr_format {
6f3073b8
AP		 1775 __u32 pixelformat;
1776 __u8 reserved[28];
1777} __attribute__ ((packed));
1778
607ca46e
DH		 1779/**
1780 * struct v4l2_format - stream data format
1781 * @type: enum v4l2_buf_type; type of the data stream
1782 * @pix: definition of an image format
1783 * @pix_mp: definition of a multiplanar image format
1784 * @win: definition of an overlaid image
1785 * @vbi: raw VBI capture or output parameters
1786 * @sliced: sliced VBI capture or output parameters
1787 * @raw_data: placeholder for future extensions and custom formats
1788 */
1789struct v4l2_format {
1790 __u32 type;
1791 union {
1792 struct v4l2_pix_format pix; /* V4L2_BUF_TYPE_VIDEO_CAPTURE */
1793 struct v4l2_pix_format_mplane pix_mp; /* V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE */
1794 struct v4l2_window win; /* V4L2_BUF_TYPE_VIDEO_OVERLAY */
1795 struct v4l2_vbi_format vbi; /* V4L2_BUF_TYPE_VBI_CAPTURE */
1796 struct v4l2_sliced_vbi_format sliced; /* V4L2_BUF_TYPE_SLICED_VBI_CAPTURE */
87185c95 1797 struct v4l2_sdr_format sdr; /* V4L2_BUF_TYPE_SDR_CAPTURE */
607ca46e
DH		 1798 __u8 raw_data[200]; /* user-defined */
1799 } fmt;
1800};
1801
1802/* Stream type-dependent parameters
1803 */
1804struct v4l2_streamparm {
1805 __u32 type; /* enum v4l2_buf_type */
1806 union {
1807 struct v4l2_captureparm capture;
1808 struct v4l2_outputparm output;
1809 __u8 raw_data[200]; /* user-defined */
1810 } parm;
1811};
1812
1813/*
1814 * E V E N T S
1815 */
1816
1817#define V4L2_EVENT_ALL 0
1818#define V4L2_EVENT_VSYNC 1
1819#define V4L2_EVENT_EOS 2
1820#define V4L2_EVENT_CTRL 3
1821#define V4L2_EVENT_FRAME_SYNC 4
3cbe6e5b 1822#define V4L2_EVENT_SOURCE_CHANGE 5
78ea6113 1823#define V4L2_EVENT_MOTION_DET 6
607ca46e
DH		 1824#define V4L2_EVENT_PRIVATE_START 0x08000000
1825
1826/* Payload for V4L2_EVENT_VSYNC */
1827struct v4l2_event_vsync {
1828 /* Can be V4L2_FIELD_ANY, _NONE, _TOP or _BOTTOM */
1829 __u8 field;
1830} __attribute__ ((packed));
1831
1832/* Payload for V4L2_EVENT_CTRL */
1833#define V4L2_EVENT_CTRL_CH_VALUE (1 << 0)
1834#define V4L2_EVENT_CTRL_CH_FLAGS (1 << 1)
2ccbe779 1835#define V4L2_EVENT_CTRL_CH_RANGE (1 << 2)
607ca46e
DH		 1836
1837struct v4l2_event_ctrl {
1838 __u32 changes;
1839 __u32 type;
1840 union {
1841 __s32 value;
1842 __s64 value64;
1843 };
1844 __u32 flags;
1845 __s32 minimum;
1846 __s32 maximum;
1847 __s32 step;
1848 __s32 default_value;
1849};
1850
1851struct v4l2_event_frame_sync {
1852 __u32 frame_sequence;
1853};
1854
3cbe6e5b
AK		 1855#define V4L2_EVENT_SRC_CH_RESOLUTION (1 << 0)
1856
1857struct v4l2_event_src_change {
1858 __u32 changes;
1859};
1860
78ea6113
HV		 1861#define V4L2_EVENT_MD_FL_HAVE_FRAME_SEQ (1 << 0)
1862
1863/**
1864 * struct v4l2_event_motion_det - motion detection event
1865 * @flags: if V4L2_EVENT_MD_FL_HAVE_FRAME_SEQ is set, then the
1866 * frame_sequence field is valid.
1867 * @frame_sequence: the frame sequence number associated with this event.
1868 * @region_mask: which regions detected motion.
1869 */
1870struct v4l2_event_motion_det {
1871 __u32 flags;
1872 __u32 frame_sequence;
1873 __u32 region_mask;
1874};
1875
607ca46e
DH		 1876struct v4l2_event {
1877 __u32 type;
1878 union {
1879 struct v4l2_event_vsync vsync;
1880 struct v4l2_event_ctrl ctrl;
1881 struct v4l2_event_frame_sync frame_sync;
3cbe6e5b 1882 struct v4l2_event_src_change src_change;
78ea6113 1883 struct v4l2_event_motion_det motion_det;
607ca46e
DH		 1884 __u8 data[64];
1885 } u;
1886 __u32 pending;
1887 __u32 sequence;
1888 struct timespec timestamp;
1889 __u32 id;
1890 __u32 reserved[8];
1891};
1892
1893#define V4L2_EVENT_SUB_FL_SEND_INITIAL (1 << 0)
1894#define V4L2_EVENT_SUB_FL_ALLOW_FEEDBACK (1 << 1)
1895
1896struct v4l2_event_subscription {
1897 __u32 type;
1898 __u32 id;
1899 __u32 flags;
1900 __u32 reserved[5];
1901};
1902
1903/*
1904 * A D V A N C E D D E B U G G I N G
1905 *
1906 * NOTE: EXPERIMENTAL API, NEVER RELY ON THIS IN APPLICATIONS!
1907 * FOR DEBUGGING, TESTING AND INTERNAL USE ONLY!
1908 */
1909
1910/* VIDIOC_DBG_G_REGISTER and VIDIOC_DBG_S_REGISTER */
1911
79b0c640 1912#define V4L2_CHIP_MATCH_BRIDGE 0 /* Match against chip ID on the bridge (0 for the bridge) */
b71c9980
HV		 1913#define V4L2_CHIP_MATCH_SUBDEV 4 /* Match against subdev index */
1914
1915/* The following four defines are no longer in use */
79b0c640
HV		 1916#define V4L2_CHIP_MATCH_HOST V4L2_CHIP_MATCH_BRIDGE
1917#define V4L2_CHIP_MATCH_I2C_DRIVER 1 /* Match against I2C driver name */
1918#define V4L2_CHIP_MATCH_I2C_ADDR 2 /* Match against I2C 7-bit address */
ff29feb9 1919#define V4L2_CHIP_MATCH_AC97 3 /* Match against ancillary AC97 chip */
607ca46e
DH		 1920
1921struct v4l2_dbg_match {
1922 __u32 type; /* Match type */
1923 union { /* Match this chip, meaning determined by type */
1924 __u32 addr;
1925 char name[32];
1926 };
1927} __attribute__ ((packed));
1928
1929struct v4l2_dbg_register {
1930 struct v4l2_dbg_match match;
1931 __u32 size; /* register size in bytes */
1932 __u64 reg;
1933 __u64 val;
1934} __attribute__ ((packed));
1935
79b0c640
HV		 1936#define V4L2_CHIP_FL_READABLE (1 << 0)
1937#define V4L2_CHIP_FL_WRITABLE (1 << 1)
1938
96b03d2a
HV		 1939/* VIDIOC_DBG_G_CHIP_INFO */
1940struct v4l2_dbg_chip_info {
79b0c640
HV		 1941 struct v4l2_dbg_match match;
1942 char name[32];
1943 __u32 flags;
b8399b83 1944 __u32 reserved[32];
79b0c640
HV		 1945} __attribute__ ((packed));
1946
607ca46e
DH		 1947/**
1948 * struct v4l2_create_buffers - VIDIOC_CREATE_BUFS argument
1949 * @index: on return, index of the first created buffer
1950 * @count: entry: number of requested buffers,
1951 * return: number of created buffers
1952 * @memory: enum v4l2_memory; buffer memory type
1953 * @format: frame format, for which buffers are requested
1954 * @reserved: future extensions
1955 */
1956struct v4l2_create_buffers {
1957 __u32 index;
1958 __u32 count;
1959 __u32 memory;
1960 struct v4l2_format format;
1961 __u32 reserved[8];
1962};
1963
1964/*
1965 * 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
1966 *
1967 */
1968#define VIDIOC_QUERYCAP _IOR('V', 0, struct v4l2_capability)
1969#define VIDIOC_RESERVED _IO('V', 1)
1970#define VIDIOC_ENUM_FMT _IOWR('V', 2, struct v4l2_fmtdesc)
1971#define VIDIOC_G_FMT _IOWR('V', 4, struct v4l2_format)
1972#define VIDIOC_S_FMT _IOWR('V', 5, struct v4l2_format)
1973#define VIDIOC_REQBUFS _IOWR('V', 8, struct v4l2_requestbuffers)
1974#define VIDIOC_QUERYBUF _IOWR('V', 9, struct v4l2_buffer)
1975#define VIDIOC_G_FBUF _IOR('V', 10, struct v4l2_framebuffer)
1976#define VIDIOC_S_FBUF _IOW('V', 11, struct v4l2_framebuffer)
1977#define VIDIOC_OVERLAY _IOW('V', 14, int)
1978#define VIDIOC_QBUF _IOWR('V', 15, struct v4l2_buffer)
b799d09a 1979#define VIDIOC_EXPBUF _IOWR('V', 16, struct v4l2_exportbuffer)
607ca46e
DH		 1980#define VIDIOC_DQBUF _IOWR('V', 17, struct v4l2_buffer)
1981#define VIDIOC_STREAMON _IOW('V', 18, int)
1982#define VIDIOC_STREAMOFF _IOW('V', 19, int)
1983#define VIDIOC_G_PARM _IOWR('V', 21, struct v4l2_streamparm)
1984#define VIDIOC_S_PARM _IOWR('V', 22, struct v4l2_streamparm)
1985#define VIDIOC_G_STD _IOR('V', 23, v4l2_std_id)
1986#define VIDIOC_S_STD _IOW('V', 24, v4l2_std_id)
1987#define VIDIOC_ENUMSTD _IOWR('V', 25, struct v4l2_standard)
1988#define VIDIOC_ENUMINPUT _IOWR('V', 26, struct v4l2_input)
1989#define VIDIOC_G_CTRL _IOWR('V', 27, struct v4l2_control)
1990#define VIDIOC_S_CTRL _IOWR('V', 28, struct v4l2_control)
1991#define VIDIOC_G_TUNER _IOWR('V', 29, struct v4l2_tuner)
1992#define VIDIOC_S_TUNER _IOW('V', 30, struct v4l2_tuner)
1993#define VIDIOC_G_AUDIO _IOR('V', 33, struct v4l2_audio)
1994#define VIDIOC_S_AUDIO _IOW('V', 34, struct v4l2_audio)
1995#define VIDIOC_QUERYCTRL _IOWR('V', 36, struct v4l2_queryctrl)
1996#define VIDIOC_QUERYMENU _IOWR('V', 37, struct v4l2_querymenu)
1997#define VIDIOC_G_INPUT _IOR('V', 38, int)
1998#define VIDIOC_S_INPUT _IOWR('V', 39, int)
254a4777
HV		 1999#define VIDIOC_G_EDID _IOWR('V', 40, struct v4l2_edid)
2000#define VIDIOC_S_EDID _IOWR('V', 41, struct v4l2_edid)
607ca46e
DH		 2001#define VIDIOC_G_OUTPUT _IOR('V', 46, int)
2002#define VIDIOC_S_OUTPUT _IOWR('V', 47, int)
2003#define VIDIOC_ENUMOUTPUT _IOWR('V', 48, struct v4l2_output)
2004#define VIDIOC_G_AUDOUT _IOR('V', 49, struct v4l2_audioout)
2005#define VIDIOC_S_AUDOUT _IOW('V', 50, struct v4l2_audioout)
2006#define VIDIOC_G_MODULATOR _IOWR('V', 54, struct v4l2_modulator)
2007#define VIDIOC_S_MODULATOR _IOW('V', 55, struct v4l2_modulator)
2008#define VIDIOC_G_FREQUENCY _IOWR('V', 56, struct v4l2_frequency)
2009#define VIDIOC_S_FREQUENCY _IOW('V', 57, struct v4l2_frequency)
2010#define VIDIOC_CROPCAP _IOWR('V', 58, struct v4l2_cropcap)
2011#define VIDIOC_G_CROP _IOWR('V', 59, struct v4l2_crop)
2012#define VIDIOC_S_CROP _IOW('V', 60, struct v4l2_crop)
2013#define VIDIOC_G_JPEGCOMP _IOR('V', 61, struct v4l2_jpegcompression)
2014#define VIDIOC_S_JPEGCOMP _IOW('V', 62, struct v4l2_jpegcompression)
2015#define VIDIOC_QUERYSTD _IOR('V', 63, v4l2_std_id)
2016#define VIDIOC_TRY_FMT _IOWR('V', 64, struct v4l2_format)
2017#define VIDIOC_ENUMAUDIO _IOWR('V', 65, struct v4l2_audio)
2018#define VIDIOC_ENUMAUDOUT _IOWR('V', 66, struct v4l2_audioout)
2019#define VIDIOC_G_PRIORITY _IOR('V', 67, __u32) /* enum v4l2_priority */
2020#define VIDIOC_S_PRIORITY _IOW('V', 68, __u32) /* enum v4l2_priority */
2021#define VIDIOC_G_SLICED_VBI_CAP _IOWR('V', 69, struct v4l2_sliced_vbi_cap)
2022#define VIDIOC_LOG_STATUS _IO('V', 70)
2023#define VIDIOC_G_EXT_CTRLS _IOWR('V', 71, struct v4l2_ext_controls)
2024#define VIDIOC_S_EXT_CTRLS _IOWR('V', 72, struct v4l2_ext_controls)
2025#define VIDIOC_TRY_EXT_CTRLS _IOWR('V', 73, struct v4l2_ext_controls)
607ca46e
DH		 2026#define VIDIOC_ENUM_FRAMESIZES _IOWR('V', 74, struct v4l2_frmsizeenum)
2027#define VIDIOC_ENUM_FRAMEINTERVALS _IOWR('V', 75, struct v4l2_frmivalenum)
2028#define VIDIOC_G_ENC_INDEX _IOR('V', 76, struct v4l2_enc_idx)
2029#define VIDIOC_ENCODER_CMD _IOWR('V', 77, struct v4l2_encoder_cmd)
2030#define VIDIOC_TRY_ENCODER_CMD _IOWR('V', 78, struct v4l2_encoder_cmd)
607ca46e 2031
607ca46e
DH		 2032/* Experimental, meant for debugging, testing and internal use.
2033 Only implemented if CONFIG_VIDEO_ADV_DEBUG is defined.
2034 You must be root to use these ioctls. Never use these in applications! */
2035#define VIDIOC_DBG_S_REGISTER _IOW('V', 79, struct v4l2_dbg_register)
2036#define VIDIOC_DBG_G_REGISTER _IOWR('V', 80, struct v4l2_dbg_register)
2037
607ca46e
DH		 2038#define VIDIOC_S_HW_FREQ_SEEK _IOW('V', 82, struct v4l2_hw_freq_seek)
2039
607ca46e
DH		 2040#define VIDIOC_S_DV_TIMINGS _IOWR('V', 87, struct v4l2_dv_timings)
2041#define VIDIOC_G_DV_TIMINGS _IOWR('V', 88, struct v4l2_dv_timings)
2042#define VIDIOC_DQEVENT _IOR('V', 89, struct v4l2_event)
2043#define VIDIOC_SUBSCRIBE_EVENT _IOW('V', 90, struct v4l2_event_subscription)
2044#define VIDIOC_UNSUBSCRIBE_EVENT _IOW('V', 91, struct v4l2_event_subscription)
2045
2046/* Experimental, the below two ioctls may change over the next couple of kernel
2047 versions */
2048#define VIDIOC_CREATE_BUFS _IOWR('V', 92, struct v4l2_create_buffers)
2049#define VIDIOC_PREPARE_BUF _IOWR('V', 93, struct v4l2_buffer)
2050
2051/* Experimental selection API */
2052#define VIDIOC_G_SELECTION _IOWR('V', 94, struct v4l2_selection)
2053#define VIDIOC_S_SELECTION _IOWR('V', 95, struct v4l2_selection)
2054
2055/* Experimental, these two ioctls may change over the next couple of kernel
2056 versions. */
2057#define VIDIOC_DECODER_CMD _IOWR('V', 96, struct v4l2_decoder_cmd)
2058#define VIDIOC_TRY_DECODER_CMD _IOWR('V', 97, struct v4l2_decoder_cmd)
2059
2060/* Experimental, these three ioctls may change over the next couple of kernel
2061 versions. */
2062#define VIDIOC_ENUM_DV_TIMINGS _IOWR('V', 98, struct v4l2_enum_dv_timings)
2063#define VIDIOC_QUERY_DV_TIMINGS _IOR('V', 99, struct v4l2_dv_timings)
2064#define VIDIOC_DV_TIMINGS_CAP _IOWR('V', 100, struct v4l2_dv_timings_cap)
2065
2066/* Experimental, this ioctl may change over the next couple of kernel
2067 versions. */
2068#define VIDIOC_ENUM_FREQ_BANDS _IOWR('V', 101, struct v4l2_frequency_band)
2069
79b0c640
HV		 2070/* Experimental, meant for debugging, testing and internal use.
2071 Never use these in applications! */
96b03d2a 2072#define VIDIOC_DBG_G_CHIP_INFO _IOWR('V', 102, struct v4l2_dbg_chip_info)
79b0c640 2073
5082c241
HV		 2074#define VIDIOC_QUERY_EXT_CTRL _IOWR('V', 103, struct v4l2_query_ext_ctrl)
2075
607ca46e
DH		 2076/* Reminder: when adding new ioctls please add support for them to
2077 drivers/media/video/v4l2-compat-ioctl32.c as well! */
2078
2079#define BASE_VIDIOC_PRIVATE 192 /* 192-255 are private */
2080
2081#endif /* _UAPI__LINUX_VIDEODEV2_H */
Linux 6.x block layer and io_uring tree(s)