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