| blob | c50536a4f596150af92dd64072e65f25b8dfd892 |
1 <programlisting>
2 /*
3 * Video for Linux Two header file
4 *
5 * Copyright (C) 1999-2007 the contributors
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * Alternatively you can redistribute this file under the terms of the
18 * BSD license as stated below:
19 *
20 * Redistribution and use in source and binary forms, with or without
21 * modification, are permitted provided that the following conditions
22 * are met:
23 * 1. Redistributions of source code must retain the above copyright
24 * notice, this list of conditions and the following disclaimer.
25 * 2. Redistributions in binary form must reproduce the above copyright
26 * notice, this list of conditions and the following disclaimer in
27 * the documentation and/or other materials provided with the
28 * distribution.
29 * 3. The names of its contributors may not be used to endorse or promote
30 * products derived from this software without specific prior written
31 * permission.
32 *
33 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
34 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
35 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
36 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
37 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
38 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
39 * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
40 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
41 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
42 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
43 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
44 *
45 * Header file for v4l or V4L2 drivers and applications
46 * with public API.
47 * All kernel-specific stuff were moved to media/v4l2-dev.h, so
48 * no #if __KERNEL tests are allowed here
49 *
50 * See http://linuxtv.org for more info
51 *
52 * Author: Bill Dirks <bill@thedirks.org>
53 * Justin Schoeman
54 * Hans Verkuil <hverkuil@xs4all.nl>
55 * et al.
56 */
57 #ifndef __LINUX_VIDEODEV2_H
58 #define __LINUX_VIDEODEV2_H
60 #ifdef __KERNEL__
61 #include <linux/time.h> /* need struct timeval */
62 #else
63 #include <sys/time.h>
64 #endif
65 #include <linux/compiler.h>
66 #include <linux/ioctl.h>
67 #include <linux/types.h>
69 /*
70 * Common stuff for both V4L1 and V4L2
71 * Moved from videodev.h
72 */
73 #define VIDEO_MAX_FRAME 32
74 #define VIDEO_MAX_PLANES 8
76 #ifndef __KERNEL__
78 /* These defines are V4L1 specific and should not be used with the V4L2 API!
79 They will be removed from this header in the future. */
81 #define VID_TYPE_CAPTURE 1 /* Can capture */
82 #define VID_TYPE_TUNER 2 /* Can tune */
83 #define VID_TYPE_TELETEXT 4 /* Does teletext */
84 #define VID_TYPE_OVERLAY 8 /* Overlay onto frame buffer */
85 #define VID_TYPE_CHROMAKEY 16 /* Overlay by chromakey */
86 #define VID_TYPE_CLIPPING 32 /* Can clip */
87 #define VID_TYPE_FRAMERAM 64 /* Uses the frame buffer memory */
88 #define VID_TYPE_SCALES 128 /* Scalable */
89 #define VID_TYPE_MONOCHROME 256 /* Monochrome only */
90 #define VID_TYPE_SUBCAPTURE 512 /* Can capture subareas of the image */
91 #define VID_TYPE_MPEG_DECODER 1024 /* Can decode MPEG streams */
92 #define VID_TYPE_MPEG_ENCODER 2048 /* Can encode MPEG streams */
93 #define VID_TYPE_MJPEG_DECODER 4096 /* Can decode MJPEG streams */
94 #define VID_TYPE_MJPEG_ENCODER 8192 /* Can encode MJPEG streams */
95 #endif
97 /*
98 * M I S C E L L A N E O U S
99 */
101 /* Four-character-code (FOURCC) */
102 #define v4l2_fourcc(a, b, c, d)\
103 ((__u32)(a) | ((__u32)(b) << 8) | ((__u32)(c) << 16) | ((__u32)(d) << 24))
105 /*
106 * E N U M S
107 */
108 enum <link linkend="v4l2-field">v4l2_field</link> {
109 V4L2_FIELD_ANY = 0, /* driver can choose from none,
110 top, bottom, interlaced
111 depending on whatever it thinks
112 is approximate ... */
113 V4L2_FIELD_NONE = 1, /* this device has no fields ... */
114 V4L2_FIELD_TOP = 2, /* top field only */
115 V4L2_FIELD_BOTTOM = 3, /* bottom field only */
116 V4L2_FIELD_INTERLACED = 4, /* both fields interlaced */
117 V4L2_FIELD_SEQ_TB = 5, /* both fields sequential into one
118 buffer, top-bottom order */
119 V4L2_FIELD_SEQ_BT = 6, /* same as above + bottom-top order */
120 V4L2_FIELD_ALTERNATE = 7, /* both fields alternating into
121 separate buffers */
122 V4L2_FIELD_INTERLACED_TB = 8, /* both fields interlaced, top field
123 first and the top field is
124 transmitted first */
125 V4L2_FIELD_INTERLACED_BT = 9, /* both fields interlaced, top field
126 first and the bottom field is
127 transmitted first */
128 };
129 #define V4L2_FIELD_HAS_TOP(field) \
130 ((field) == V4L2_FIELD_TOP ||\
131 (field) == V4L2_FIELD_INTERLACED ||\
132 (field) == V4L2_FIELD_INTERLACED_TB ||\
133 (field) == V4L2_FIELD_INTERLACED_BT ||\
134 (field) == V4L2_FIELD_SEQ_TB ||\
135 (field) == V4L2_FIELD_SEQ_BT)
136 #define V4L2_FIELD_HAS_BOTTOM(field) \
137 ((field) == V4L2_FIELD_BOTTOM ||\
138 (field) == V4L2_FIELD_INTERLACED ||\
139 (field) == V4L2_FIELD_INTERLACED_TB ||\
140 (field) == V4L2_FIELD_INTERLACED_BT ||\
141 (field) == V4L2_FIELD_SEQ_TB ||\
142 (field) == V4L2_FIELD_SEQ_BT)
143 #define V4L2_FIELD_HAS_BOTH(field) \
144 ((field) == V4L2_FIELD_INTERLACED ||\
145 (field) == V4L2_FIELD_INTERLACED_TB ||\
146 (field) == V4L2_FIELD_INTERLACED_BT ||\
147 (field) == V4L2_FIELD_SEQ_TB ||\
148 (field) == V4L2_FIELD_SEQ_BT)
150 enum <link linkend="v4l2-buf-type">v4l2_buf_type</link> {
151 V4L2_BUF_TYPE_VIDEO_CAPTURE = 1,
152 V4L2_BUF_TYPE_VIDEO_OUTPUT = 2,
153 V4L2_BUF_TYPE_VIDEO_OVERLAY = 3,
154 V4L2_BUF_TYPE_VBI_CAPTURE = 4,
155 V4L2_BUF_TYPE_VBI_OUTPUT = 5,
156 V4L2_BUF_TYPE_SLICED_VBI_CAPTURE = 6,
157 V4L2_BUF_TYPE_SLICED_VBI_OUTPUT = 7,
158 #if 1
159 /* Experimental */
160 V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY = 8,
161 #endif
162 V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE = 9,
163 V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE = 10,
164 V4L2_BUF_TYPE_PRIVATE = 0x80,
165 };
167 #define V4L2_TYPE_IS_MULTIPLANAR(type) \
168 ((type) == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE \
169 || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
171 #define V4L2_TYPE_IS_OUTPUT(type) \
172 ((type) == V4L2_BUF_TYPE_VIDEO_OUTPUT \
173 || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE \
174 || (type) == V4L2_BUF_TYPE_VIDEO_OVERLAY \
175 || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY \
176 || (type) == V4L2_BUF_TYPE_VBI_OUTPUT \
177 || (type) == V4L2_BUF_TYPE_SLICED_VBI_OUTPUT)
179 enum <link linkend="v4l2-tuner-type">v4l2_tuner_type</link> {
180 V4L2_TUNER_RADIO = 1,
181 V4L2_TUNER_ANALOG_TV = 2,
182 V4L2_TUNER_DIGITAL_TV = 3,
183 };
185 enum <link linkend="v4l2-memory">v4l2_memory</link> {
186 V4L2_MEMORY_MMAP = 1,
187 V4L2_MEMORY_USERPTR = 2,
188 V4L2_MEMORY_OVERLAY = 3,
189 };
191 /* see also http://vektor.theorem.ca/graphics/ycbcr/ */
192 enum <link linkend="v4l2-colorspace">v4l2_colorspace</link> {
193 /* ITU-R 601 -- broadcast NTSC/PAL */
194 V4L2_COLORSPACE_SMPTE170M = 1,
196 /* 1125-Line (US) HDTV */
197 V4L2_COLORSPACE_SMPTE240M = 2,
199 /* HD and modern captures. */
200 V4L2_COLORSPACE_REC709 = 3,
202 /* broken BT878 extents (601, luma range 16-253 instead of 16-235) */
203 V4L2_COLORSPACE_BT878 = 4,
205 /* These should be useful. Assume 601 extents. */
206 V4L2_COLORSPACE_470_SYSTEM_M = 5,
207 V4L2_COLORSPACE_470_SYSTEM_BG = 6,
209 /* I know there will be cameras that send this. So, this is
210 * unspecified chromaticities and full 0-255 on each of the
211 * Y'CbCr components
212 */
213 V4L2_COLORSPACE_JPEG = 7,
215 /* For RGB colourspaces, this is probably a good start. */
216 V4L2_COLORSPACE_SRGB = 8,
217 };
219 enum <link linkend="v4l2-priority">v4l2_priority</link> {
220 V4L2_PRIORITY_UNSET = 0, /* not initialized */
221 V4L2_PRIORITY_BACKGROUND = 1,
222 V4L2_PRIORITY_INTERACTIVE = 2,
223 V4L2_PRIORITY_RECORD = 3,
224 V4L2_PRIORITY_DEFAULT = V4L2_PRIORITY_INTERACTIVE,
225 };
227 struct <link linkend="v4l2-rect">v4l2_rect</link> {
228 __s32 left;
229 __s32 top;
230 __s32 width;
231 __s32 height;
232 };
234 struct <link linkend="v4l2-fract">v4l2_fract</link> {
235 __u32 numerator;
236 __u32 denominator;
237 };
239 /*
240 * D R I V E R C A P A B I L I T I E S
241 */
242 struct <link linkend="v4l2-capability">v4l2_capability</link> {
243 __u8 driver[16]; /* i.e.ie; "bttv" */
244 __u8 card[32]; /* i.e.ie; "Hauppauge WinTV" */
245 __u8 bus_info[32]; /* "PCI:" + pci_name(pci_dev) */
246 __u32 version; /* should use KERNEL_VERSION() */
247 __u32 capabilities; /* Device capabilities */
248 __u32 reserved[4];
249 };
251 /* Values for 'capabilities' field */
252 #define V4L2_CAP_VIDEO_CAPTURE 0x00000001 /* Is a video capture device */
253 #define V4L2_CAP_VIDEO_OUTPUT 0x00000002 /* Is a video output device */
254 #define V4L2_CAP_VIDEO_OVERLAY 0x00000004 /* Can do video overlay */
255 #define V4L2_CAP_VBI_CAPTURE 0x00000010 /* Is a raw VBI capture device */
256 #define V4L2_CAP_VBI_OUTPUT 0x00000020 /* Is a raw VBI output device */
257 #define V4L2_CAP_SLICED_VBI_CAPTURE 0x00000040 /* Is a sliced VBI capture device */
258 #define V4L2_CAP_SLICED_VBI_OUTPUT 0x00000080 /* Is a sliced VBI output device */
259 #define V4L2_CAP_RDS_CAPTURE 0x00000100 /* RDS data capture */
260 #define V4L2_CAP_VIDEO_OUTPUT_OVERLAY 0x00000200 /* Can do video output overlay */
261 #define V4L2_CAP_HW_FREQ_SEEK 0x00000400 /* Can do hardware frequency seek */
262 #define V4L2_CAP_RDS_OUTPUT 0x00000800 /* Is an RDS encoder */
264 /* Is a video capture device that supports multiplanar formats */
265 #define V4L2_CAP_VIDEO_CAPTURE_MPLANE 0x00001000
266 /* Is a video output device that supports multiplanar formats */
267 #define V4L2_CAP_VIDEO_OUTPUT_MPLANE 0x00002000
269 #define V4L2_CAP_TUNER 0x00010000 /* has a tuner */
270 #define V4L2_CAP_AUDIO 0x00020000 /* has audio support */
271 #define V4L2_CAP_RADIO 0x00040000 /* is a radio device */
272 #define V4L2_CAP_MODULATOR 0x00080000 /* has a modulator */
274 #define V4L2_CAP_READWRITE 0x01000000 /* read/write systemcalls */
275 #define V4L2_CAP_ASYNCIO 0x02000000 /* async I/O */
276 #define V4L2_CAP_STREAMING 0x04000000 /* streaming I/O ioctls */
278 /*
279 * V I D E O I M A G E F O R M A T
280 */
281 struct <link linkend="v4l2-pix-format">v4l2_pix_format</link> {
282 __u32 width;
283 __u32 height;
284 __u32 pixelformat;
285 enum <link linkend="v4l2-field">v4l2_field</link> field;
286 __u32 bytesperline; /* for padding, zero if unused */
287 __u32 sizeimage;
288 enum <link linkend="v4l2-colorspace">v4l2_colorspace</link> colorspace;
289 __u32 priv; /* private data, depends on pixelformat */
290 };
292 /* Pixel format FOURCC depth Description */
294 /* RGB formats */
295 #define <link linkend="V4L2-PIX-FMT-RGB332">V4L2_PIX_FMT_RGB332</link> v4l2_fourcc('R', 'G', 'B', '1') /* 8 RGB-3-3-2 */
296 #define <link linkend="V4L2-PIX-FMT-RGB444">V4L2_PIX_FMT_RGB444</link> v4l2_fourcc('R', '4', '4', '4') /* 16 xxxxrrrr ggggbbbb */
297 #define <link linkend="V4L2-PIX-FMT-RGB555">V4L2_PIX_FMT_RGB555</link> v4l2_fourcc('R', 'G', 'B', 'O') /* 16 RGB-5-5-5 */
298 #define <link linkend="V4L2-PIX-FMT-RGB565">V4L2_PIX_FMT_RGB565</link> v4l2_fourcc('R', 'G', 'B', 'P') /* 16 RGB-5-6-5 */
299 #define <link linkend="V4L2-PIX-FMT-RGB555X">V4L2_PIX_FMT_RGB555X</link> v4l2_fourcc('R', 'G', 'B', 'Q') /* 16 RGB-5-5-5 BE */
300 #define <link linkend="V4L2-PIX-FMT-RGB565X">V4L2_PIX_FMT_RGB565X</link> v4l2_fourcc('R', 'G', 'B', 'R') /* 16 RGB-5-6-5 BE */
301 #define <link linkend="V4L2-PIX-FMT-BGR666">V4L2_PIX_FMT_BGR666</link> v4l2_fourcc('B', 'G', 'R', 'H') /* 18 BGR-6-6-6 */
302 #define <link linkend="V4L2-PIX-FMT-BGR24">V4L2_PIX_FMT_BGR24</link> v4l2_fourcc('B', 'G', 'R', '3') /* 24 BGR-8-8-8 */
303 #define <link linkend="V4L2-PIX-FMT-RGB24">V4L2_PIX_FMT_RGB24</link> v4l2_fourcc('R', 'G', 'B', '3') /* 24 RGB-8-8-8 */
304 #define <link linkend="V4L2-PIX-FMT-BGR32">V4L2_PIX_FMT_BGR32</link> v4l2_fourcc('B', 'G', 'R', '4') /* 32 BGR-8-8-8-8 */
305 #define <link linkend="V4L2-PIX-FMT-RGB32">V4L2_PIX_FMT_RGB32</link> v4l2_fourcc('R', 'G', 'B', '4') /* 32 RGB-8-8-8-8 */
307 /* Grey formats */
308 #define <link linkend="V4L2-PIX-FMT-GREY">V4L2_PIX_FMT_GREY</link> v4l2_fourcc('G', 'R', 'E', 'Y') /* 8 Greyscale */
309 #define <link linkend="V4L2-PIX-FMT-Y4">V4L2_PIX_FMT_Y4</link> v4l2_fourcc('Y', '0', '4', ' ') /* 4 Greyscale */
310 #define <link linkend="V4L2-PIX-FMT-Y6">V4L2_PIX_FMT_Y6</link> v4l2_fourcc('Y', '0', '6', ' ') /* 6 Greyscale */
311 #define <link linkend="V4L2-PIX-FMT-Y10">V4L2_PIX_FMT_Y10</link> v4l2_fourcc('Y', '1', '0', ' ') /* 10 Greyscale */
312 #define <link linkend="V4L2-PIX-FMT-Y16">V4L2_PIX_FMT_Y16</link> v4l2_fourcc('Y', '1', '6', ' ') /* 16 Greyscale */
314 /* Grey bit-packed formats */
315 #define <link linkend="V4L2-PIX-FMT-Y10BPACK">V4L2_PIX_FMT_Y10BPACK</link> v4l2_fourcc('Y', '1', '0', 'B') /* 10 Greyscale bit-packed */
317 /* Palette formats */
318 #define <link linkend="V4L2-PIX-FMT-PAL8">V4L2_PIX_FMT_PAL8</link> v4l2_fourcc('P', 'A', 'L', '8') /* 8 8-bit palette */
320 /* Luminance+Chrominance formats */
321 #define <link linkend="V4L2-PIX-FMT-YVU410">V4L2_PIX_FMT_YVU410</link> v4l2_fourcc('Y', 'V', 'U', '9') /* 9 YVU 4:1:0 */
322 #define <link linkend="V4L2-PIX-FMT-YVU420">V4L2_PIX_FMT_YVU420</link> v4l2_fourcc('Y', 'V', '1', '2') /* 12 YVU 4:2:0 */
323 #define <link linkend="V4L2-PIX-FMT-YUYV">V4L2_PIX_FMT_YUYV</link> v4l2_fourcc('Y', 'U', 'Y', 'V') /* 16 YUV 4:2:2 */
324 #define <link linkend="V4L2-PIX-FMT-YYUV">V4L2_PIX_FMT_YYUV</link> v4l2_fourcc('Y', 'Y', 'U', 'V') /* 16 YUV 4:2:2 */
325 #define <link linkend="V4L2-PIX-FMT-YVYU">V4L2_PIX_FMT_YVYU</link> v4l2_fourcc('Y', 'V', 'Y', 'U') /* 16 YVU 4:2:2 */
326 #define <link linkend="V4L2-PIX-FMT-UYVY">V4L2_PIX_FMT_UYVY</link> v4l2_fourcc('U', 'Y', 'V', 'Y') /* 16 YUV 4:2:2 */
327 #define <link linkend="V4L2-PIX-FMT-VYUY">V4L2_PIX_FMT_VYUY</link> v4l2_fourcc('V', 'Y', 'U', 'Y') /* 16 YUV 4:2:2 */
328 #define <link linkend="V4L2-PIX-FMT-YUV422P">V4L2_PIX_FMT_YUV422P</link> v4l2_fourcc('4', '2', '2', 'P') /* 16 YVU422 planar */
329 #define <link linkend="V4L2-PIX-FMT-YUV411P">V4L2_PIX_FMT_YUV411P</link> v4l2_fourcc('4', '1', '1', 'P') /* 16 YVU411 planar */
330 #define <link linkend="V4L2-PIX-FMT-Y41P">V4L2_PIX_FMT_Y41P</link> v4l2_fourcc('Y', '4', '1', 'P') /* 12 YUV 4:1:1 */
331 #define <link linkend="V4L2-PIX-FMT-YUV444">V4L2_PIX_FMT_YUV444</link> v4l2_fourcc('Y', '4', '4', '4') /* 16 xxxxyyyy uuuuvvvv */
332 #define <link linkend="V4L2-PIX-FMT-YUV555">V4L2_PIX_FMT_YUV555</link> v4l2_fourcc('Y', 'U', 'V', 'O') /* 16 YUV-5-5-5 */
333 #define <link linkend="V4L2-PIX-FMT-YUV565">V4L2_PIX_FMT_YUV565</link> v4l2_fourcc('Y', 'U', 'V', 'P') /* 16 YUV-5-6-5 */
334 #define <link linkend="V4L2-PIX-FMT-YUV32">V4L2_PIX_FMT_YUV32</link> v4l2_fourcc('Y', 'U', 'V', '4') /* 32 YUV-8-8-8-8 */
335 #define <link linkend="V4L2-PIX-FMT-YUV410">V4L2_PIX_FMT_YUV410</link> v4l2_fourcc('Y', 'U', 'V', '9') /* 9 YUV 4:1:0 */
336 #define <link linkend="V4L2-PIX-FMT-YUV420">V4L2_PIX_FMT_YUV420</link> v4l2_fourcc('Y', 'U', '1', '2') /* 12 YUV 4:2:0 */
337 #define <link linkend="V4L2-PIX-FMT-HI240">V4L2_PIX_FMT_HI240</link> v4l2_fourcc('H', 'I', '2', '4') /* 8 8-bit color */
338 #define <link linkend="V4L2-PIX-FMT-HM12">V4L2_PIX_FMT_HM12</link> v4l2_fourcc('H', 'M', '1', '2') /* 8 YUV 4:2:0 16x16 macroblocks */
339 #define <link linkend="V4L2-PIX-FMT-M420">V4L2_PIX_FMT_M420</link> v4l2_fourcc('M', '4', '2', '0') /* 12 YUV 4:2:0 2 lines y, 1 line uv interleaved */
341 /* two planes -- one Y, one Cr + Cb interleaved */
342 #define <link linkend="V4L2-PIX-FMT-NV12">V4L2_PIX_FMT_NV12</link> v4l2_fourcc('N', 'V', '1', '2') /* 12 Y/CbCr 4:2:0 */
343 #define <link linkend="V4L2-PIX-FMT-NV21">V4L2_PIX_FMT_NV21</link> v4l2_fourcc('N', 'V', '2', '1') /* 12 Y/CrCb 4:2:0 */
344 #define <link linkend="V4L2-PIX-FMT-NV16">V4L2_PIX_FMT_NV16</link> v4l2_fourcc('N', 'V', '1', '6') /* 16 Y/CbCr 4:2:2 */
345 #define <link linkend="V4L2-PIX-FMT-NV61">V4L2_PIX_FMT_NV61</link> v4l2_fourcc('N', 'V', '6', '1') /* 16 Y/CrCb 4:2:2 */
347 /* two non contiguous planes - one Y, one Cr + Cb interleaved */
348 #define <link linkend="V4L2-PIX-FMT-NV12M">V4L2_PIX_FMT_NV12M</link> v4l2_fourcc('N', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 */
349 #define <link linkend="V4L2-PIX-FMT-NV12MT">V4L2_PIX_FMT_NV12MT</link> v4l2_fourcc('T', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 64x32 macroblocks */
351 /* three non contiguous planes - Y, Cb, Cr */
352 #define <link linkend="V4L2-PIX-FMT-YUV420M">V4L2_PIX_FMT_YUV420M</link> v4l2_fourcc('Y', 'M', '1', '2') /* 12 YUV420 planar */
354 /* Bayer formats - see http://www.siliconimaging.com/RGB%20Bayer.htm */
355 #define <link linkend="V4L2-PIX-FMT-SBGGR8">V4L2_PIX_FMT_SBGGR8</link> v4l2_fourcc('B', 'A', '8', '1') /* 8 BGBG.. GRGR.. */
356 #define <link linkend="V4L2-PIX-FMT-SGBRG8">V4L2_PIX_FMT_SGBRG8</link> v4l2_fourcc('G', 'B', 'R', 'G') /* 8 GBGB.. RGRG.. */
357 #define <link linkend="V4L2-PIX-FMT-SGRBG8">V4L2_PIX_FMT_SGRBG8</link> v4l2_fourcc('G', 'R', 'B', 'G') /* 8 GRGR.. BGBG.. */
358 #define <link linkend="V4L2-PIX-FMT-SRGGB8">V4L2_PIX_FMT_SRGGB8</link> v4l2_fourcc('R', 'G', 'G', 'B') /* 8 RGRG.. GBGB.. */
359 #define <link linkend="V4L2-PIX-FMT-SBGGR10">V4L2_PIX_FMT_SBGGR10</link> v4l2_fourcc('B', 'G', '1', '0') /* 10 BGBG.. GRGR.. */
360 #define <link linkend="V4L2-PIX-FMT-SGBRG10">V4L2_PIX_FMT_SGBRG10</link> v4l2_fourcc('G', 'B', '1', '0') /* 10 GBGB.. RGRG.. */
361 #define <link linkend="V4L2-PIX-FMT-SGRBG10">V4L2_PIX_FMT_SGRBG10</link> v4l2_fourcc('B', 'A', '1', '0') /* 10 GRGR.. BGBG.. */
362 #define <link linkend="V4L2-PIX-FMT-SRGGB10">V4L2_PIX_FMT_SRGGB10</link> v4l2_fourcc('R', 'G', '1', '0') /* 10 RGRG.. GBGB.. */
363 /* 10bit raw bayer DPCM compressed to 8 bits */
364 #define <link linkend="V4L2-PIX-FMT-SGRBG10DPCM8">V4L2_PIX_FMT_SGRBG10DPCM8</link> v4l2_fourcc('B', 'D', '1', '0')
365 /*
366 * 10bit raw bayer, expanded to 16 bits
367 * xxxxrrrrrrrrrrxxxxgggggggggg xxxxggggggggggxxxxbbbbbbbbbb...
368 */
369 #define <link linkend="V4L2-PIX-FMT-SBGGR16">V4L2_PIX_FMT_SBGGR16</link> v4l2_fourcc('B', 'Y', 'R', '2') /* 16 BGBG.. GRGR.. */
371 /* compressed formats */
372 #define <link linkend="V4L2-PIX-FMT-MJPEG">V4L2_PIX_FMT_MJPEG</link> v4l2_fourcc('M', 'J', 'P', 'G') /* Motion-JPEG */
373 #define <link linkend="V4L2-PIX-FMT-JPEG">V4L2_PIX_FMT_JPEG</link> v4l2_fourcc('J', 'P', 'E', 'G') /* JFIF JPEG */
374 #define <link linkend="V4L2-PIX-FMT-DV">V4L2_PIX_FMT_DV</link> v4l2_fourcc('d', 'v', 's', 'd') /* 1394 */
375 #define <link linkend="V4L2-PIX-FMT-MPEG">V4L2_PIX_FMT_MPEG</link> v4l2_fourcc('M', 'P', 'E', 'G') /* MPEG-1/2/4 */
377 /* Vendor-specific formats */
378 #define <link linkend="V4L2-PIX-FMT-CPIA1">V4L2_PIX_FMT_CPIA1</link> v4l2_fourcc('C', 'P', 'I', 'A') /* cpia1 YUV */
379 #define <link linkend="V4L2-PIX-FMT-WNVA">V4L2_PIX_FMT_WNVA</link> v4l2_fourcc('W', 'N', 'V', 'A') /* Winnov hw compress */
380 #define <link linkend="V4L2-PIX-FMT-SN9C10X">V4L2_PIX_FMT_SN9C10X</link> v4l2_fourcc('S', '9', '1', '0') /* SN9C10x compression */
381 #define <link linkend="V4L2-PIX-FMT-SN9C20X-I420">V4L2_PIX_FMT_SN9C20X_I420</link> v4l2_fourcc('S', '9', '2', '0') /* SN9C20x YUV 4:2:0 */
382 #define <link linkend="V4L2-PIX-FMT-PWC1">V4L2_PIX_FMT_PWC1</link> v4l2_fourcc('P', 'W', 'C', '1') /* pwc older webcam */
383 #define <link linkend="V4L2-PIX-FMT-PWC2">V4L2_PIX_FMT_PWC2</link> v4l2_fourcc('P', 'W', 'C', '2') /* pwc newer webcam */
384 #define <link linkend="V4L2-PIX-FMT-ET61X251">V4L2_PIX_FMT_ET61X251</link> v4l2_fourcc('E', '6', '2', '5') /* ET61X251 compression */
385 #define <link linkend="V4L2-PIX-FMT-SPCA501">V4L2_PIX_FMT_SPCA501</link> v4l2_fourcc('S', '5', '0', '1') /* YUYV per line */
386 #define <link linkend="V4L2-PIX-FMT-SPCA505">V4L2_PIX_FMT_SPCA505</link> v4l2_fourcc('S', '5', '0', '5') /* YYUV per line */
387 #define <link linkend="V4L2-PIX-FMT-SPCA508">V4L2_PIX_FMT_SPCA508</link> v4l2_fourcc('S', '5', '0', '8') /* YUVY per line */
388 #define <link linkend="V4L2-PIX-FMT-SPCA561">V4L2_PIX_FMT_SPCA561</link> v4l2_fourcc('S', '5', '6', '1') /* compressed GBRG bayer */
389 #define <link linkend="V4L2-PIX-FMT-PAC207">V4L2_PIX_FMT_PAC207</link> v4l2_fourcc('P', '2', '0', '7') /* compressed BGGR bayer */
390 #define <link linkend="V4L2-PIX-FMT-MR97310A">V4L2_PIX_FMT_MR97310A</link> v4l2_fourcc('M', '3', '1', '0') /* compressed BGGR bayer */
391 #define <link linkend="V4L2-PIX-FMT-SN9C2028">V4L2_PIX_FMT_SN9C2028</link> v4l2_fourcc('S', 'O', 'N', 'X') /* compressed GBRG bayer */
392 #define <link linkend="V4L2-PIX-FMT-SQ905C">V4L2_PIX_FMT_SQ905C</link> v4l2_fourcc('9', '0', '5', 'C') /* compressed RGGB bayer */
393 #define <link linkend="V4L2-PIX-FMT-PJPG">V4L2_PIX_FMT_PJPG</link> v4l2_fourcc('P', 'J', 'P', 'G') /* Pixart 73xx JPEG */
394 #define <link linkend="V4L2-PIX-FMT-OV511">V4L2_PIX_FMT_OV511</link> v4l2_fourcc('O', '5', '1', '1') /* ov511 JPEG */
395 #define <link linkend="V4L2-PIX-FMT-OV518">V4L2_PIX_FMT_OV518</link> v4l2_fourcc('O', '5', '1', '8') /* ov518 JPEG */
396 #define <link linkend="V4L2-PIX-FMT-STV0680">V4L2_PIX_FMT_STV0680</link> v4l2_fourcc('S', '6', '8', '0') /* stv0680 bayer */
397 #define <link linkend="V4L2-PIX-FMT-TM6000">V4L2_PIX_FMT_TM6000</link> v4l2_fourcc('T', 'M', '6', '0') /* tm5600/tm60x0 */
398 #define <link linkend="V4L2-PIX-FMT-CIT-YYVYUY">V4L2_PIX_FMT_CIT_YYVYUY</link> v4l2_fourcc('C', 'I', 'T', 'V') /* one line of Y then 1 line of VYUY */
399 #define <link linkend="V4L2-PIX-FMT-KONICA420">V4L2_PIX_FMT_KONICA420</link> v4l2_fourcc('K', 'O', 'N', 'I') /* YUV420 planar in blocks of 256 pixels */
401 /*
402 * F O R M A T E N U M E R A T I O N
403 */
404 struct <link linkend="v4l2-fmtdesc">v4l2_fmtdesc</link> {
405 __u32 index; /* Format number */
406 enum <link linkend="v4l2-buf-type">v4l2_buf_type</link> type; /* buffer type */
407 __u32 flags;
408 __u8 description[32]; /* Description string */
409 __u32 pixelformat; /* Format fourcc */
410 __u32 reserved[4];
411 };
413 #define V4L2_FMT_FLAG_COMPRESSED 0x0001
414 #define V4L2_FMT_FLAG_EMULATED 0x0002
416 #if 1
417 /* Experimental Frame Size and frame rate enumeration */
418 /*
419 * F R A M E S I Z E E N U M E R A T I O N
420 */
421 enum <link linkend="v4l2-frmsizetypes">v4l2_frmsizetypes</link> {
422 V4L2_FRMSIZE_TYPE_DISCRETE = 1,
423 V4L2_FRMSIZE_TYPE_CONTINUOUS = 2,
424 V4L2_FRMSIZE_TYPE_STEPWISE = 3,
425 };
427 struct <link linkend="v4l2-frmsize-discrete">v4l2_frmsize_discrete</link> {
428 __u32 width; /* Frame width [pixel] */
429 __u32 height; /* Frame height [pixel] */
430 };
432 struct <link linkend="v4l2-frmsize-stepwise">v4l2_frmsize_stepwise</link> {
433 __u32 min_width; /* Minimum frame width [pixel] */
434 __u32 max_width; /* Maximum frame width [pixel] */
435 __u32 step_width; /* Frame width step size [pixel] */
436 __u32 min_height; /* Minimum frame height [pixel] */
437 __u32 max_height; /* Maximum frame height [pixel] */
438 __u32 step_height; /* Frame height step size [pixel] */
439 };
441 struct <link linkend="v4l2-frmsizeenum">v4l2_frmsizeenum</link> {
442 __u32 index; /* Frame size number */
443 __u32 pixel_format; /* Pixel format */
444 __u32 type; /* Frame size type the device supports. */
446 union { /* Frame size */
447 struct <link linkend="v4l2-frmsize-discrete">v4l2_frmsize_discrete</link> discrete;
448 struct <link linkend="v4l2-frmsize-stepwise">v4l2_frmsize_stepwise</link> stepwise;
449 };
451 __u32 reserved[2]; /* Reserved space for future use */
452 };
454 /*
455 * F R A M E R A T E E N U M E R A T I O N
456 */
457 enum <link linkend="v4l2-frmivaltypes">v4l2_frmivaltypes</link> {
458 V4L2_FRMIVAL_TYPE_DISCRETE = 1,
459 V4L2_FRMIVAL_TYPE_CONTINUOUS = 2,
460 V4L2_FRMIVAL_TYPE_STEPWISE = 3,
461 };
463 struct <link linkend="v4l2-frmival-stepwise">v4l2_frmival_stepwise</link> {
464 struct <link linkend="v4l2-fract">v4l2_fract</link> min; /* Minimum frame interval [s] */
465 struct <link linkend="v4l2-fract">v4l2_fract</link> max; /* Maximum frame interval [s] */
466 struct <link linkend="v4l2-fract">v4l2_fract</link> step; /* Frame interval step size [s] */
467 };
469 struct <link linkend="v4l2-frmivalenum">v4l2_frmivalenum</link> {
470 __u32 index; /* Frame format index */
471 __u32 pixel_format; /* Pixel format */
472 __u32 width; /* Frame width */
473 __u32 height; /* Frame height */
474 __u32 type; /* Frame interval type the device supports. */
476 union { /* Frame interval */
477 struct <link linkend="v4l2-fract">v4l2_fract</link> discrete;
478 struct <link linkend="v4l2-frmival-stepwise">v4l2_frmival_stepwise</link> stepwise;
479 };
481 __u32 reserved[2]; /* Reserved space for future use */
482 };
483 #endif
485 /*
486 * T I M E C O D E
487 */
488 struct <link linkend="v4l2-timecode">v4l2_timecode</link> {
489 __u32 type;
490 __u32 flags;
491 __u8 frames;
492 __u8 seconds;
493 __u8 minutes;
494 __u8 hours;
495 __u8 userbits[4];
496 };
498 /* Type */
499 #define V4L2_TC_TYPE_24FPS 1
500 #define V4L2_TC_TYPE_25FPS 2
501 #define V4L2_TC_TYPE_30FPS 3
502 #define V4L2_TC_TYPE_50FPS 4
503 #define V4L2_TC_TYPE_60FPS 5
505 /* Flags */
506 #define V4L2_TC_FLAG_DROPFRAME 0x0001 /* "drop-frame" mode */
507 #define V4L2_TC_FLAG_COLORFRAME 0x0002
508 #define V4L2_TC_USERBITS_field 0x000C
509 #define V4L2_TC_USERBITS_USERDEFINED 0x0000
510 #define V4L2_TC_USERBITS_8BITCHARS 0x0008
511 /* The above is based on SMPTE timecodes */
513 struct <link linkend="v4l2-jpegcompression">v4l2_jpegcompression</link> {
514 int quality;
516 int APPn; /* Number of APP segment to be written,
517 * must be 0..15 */
518 int APP_len; /* Length of data in JPEG APPn segment */
519 char APP_data[60]; /* Data in the JPEG APPn segment. */
521 int COM_len; /* Length of data in JPEG COM segment */
522 char COM_data[60]; /* Data in JPEG COM segment */
524 __u32 jpeg_markers; /* Which markers should go into the JPEG
525 * output. Unless you exactly know what
526 * you do, leave them untouched.
527 * Inluding less markers will make the
528 * resulting code smaller, but there will
529 * be fewer applications which can read it.
530 * The presence of the APP and COM marker
531 * is influenced by APP_len and COM_len
532 * ONLY, not by this property! */
534 #define V4L2_JPEG_MARKER_DHT (1<<3) /* Define Huffman Tables */
535 #define V4L2_JPEG_MARKER_DQT (1<<4) /* Define Quantization Tables */
536 #define V4L2_JPEG_MARKER_DRI (1<<5) /* Define Restart Interval */
537 #define V4L2_JPEG_MARKER_COM (1<<6) /* Comment segment */
538 #define V4L2_JPEG_MARKER_APP (1<<7) /* App segment, driver will
539 * allways use APP0 */
540 };
542 /*
543 * M E M O R Y - M A P P I N G B U F F E R S
544 */
545 struct <link linkend="v4l2-requestbuffers">v4l2_requestbuffers</link> {
546 __u32 count;
547 enum <link linkend="v4l2-buf-type">v4l2_buf_type</link> type;
548 enum <link linkend="v4l2-memory">v4l2_memory</link> memory;
549 __u32 reserved[2];
550 };
552 /**
553 * struct <link linkend="v4l2-plane">v4l2_plane</link> - plane info for multi-planar buffers
554 * @bytesused: number of bytes occupied by data in the plane (payload)
555 * @length: size of this plane (NOT the payload) in bytes
556 * @mem_offset: when memory in the associated struct <link linkend="v4l2-buffer">v4l2_buffer</link> is
557 * V4L2_MEMORY_MMAP, equals the offset from the start of
558 * the device memory for this plane (or is a "cookie" that
559 * should be passed to mmap() called on the video node)
560 * @userptr: when memory is V4L2_MEMORY_USERPTR, a userspace pointer
561 * pointing to this plane
562 * @data_offset: offset in the plane to the start of data; usually 0,
563 * unless there is a header in front of the data
564 *
565 * Multi-planar buffers consist of one or more planes, e.g. an YCbCr buffer
566 * with two planes can have one plane for Y, and another for interleaved CbCr
567 * components. Each plane can reside in a separate memory buffer, or even in
568 * a completely separate memory node (e.g. in embedded devices).
569 */
570 struct <link linkend="v4l2-plane">v4l2_plane</link> {
571 __u32 bytesused;
572 __u32 length;
573 union {
574 __u32 mem_offset;
575 unsigned long userptr;
576 } m;
577 __u32 data_offset;
578 __u32 reserved[11];
579 };
581 /**
582 * struct <link linkend="v4l2-buffer">v4l2_buffer</link> - video buffer info
583 * @index: id number of the buffer
584 * @type: buffer type (type == *_MPLANE for multiplanar buffers)
585 * @bytesused: number of bytes occupied by data in the buffer (payload);
586 * unused (set to 0) for multiplanar buffers
587 * @flags: buffer informational flags
588 * @field: field order of the image in the buffer
589 * @timestamp: frame timestamp
590 * @timecode: frame timecode
591 * @sequence: sequence count of this frame
592 * @memory: the method, in which the actual video data is passed
593 * @offset: for non-multiplanar buffers with memory == V4L2_MEMORY_MMAP;
594 * offset from the start of the device memory for this plane,
595 * (or a "cookie" that should be passed to mmap() as offset)
596 * @userptr: for non-multiplanar buffers with memory == V4L2_MEMORY_USERPTR;
597 * a userspace pointer pointing to this buffer
598 * @planes: for multiplanar buffers; userspace pointer to the array of plane
599 * info structs for this buffer
600 * @length: size in bytes of the buffer (NOT its payload) for single-plane
601 * buffers (when type != *_MPLANE); number of elements in the
602 * planes array for multi-plane buffers
603 * @input: input number from which the video data has has been captured
604 *
605 * Contains data exchanged by application and driver using one of the Streaming
606 * I/O methods.
607 */
608 struct <link linkend="v4l2-buffer">v4l2_buffer</link> {
609 __u32 index;
610 enum <link linkend="v4l2-buf-type">v4l2_buf_type</link> type;
611 __u32 bytesused;
612 __u32 flags;
613 enum <link linkend="v4l2-field">v4l2_field</link> field;
614 struct timeval timestamp;
615 struct <link linkend="v4l2-timecode">v4l2_timecode</link> timecode;
616 __u32 sequence;
618 /* memory location */
619 enum <link linkend="v4l2-memory">v4l2_memory</link> memory;
620 union {
621 __u32 offset;
622 unsigned long userptr;
623 struct <link linkend="v4l2-plane">v4l2_plane</link> *planes;
624 } m;
625 __u32 length;
626 __u32 input;
627 __u32 reserved;
628 };
630 /* Flags for 'flags' field */
631 #define V4L2_BUF_FLAG_MAPPED 0x0001 /* Buffer is mapped (flag) */
632 #define V4L2_BUF_FLAG_QUEUED 0x0002 /* Buffer is queued for processing */
633 #define V4L2_BUF_FLAG_DONE 0x0004 /* Buffer is ready */
634 #define V4L2_BUF_FLAG_KEYFRAME 0x0008 /* Image is a keyframe (I-frame) */
635 #define V4L2_BUF_FLAG_PFRAME 0x0010 /* Image is a P-frame */
636 #define V4L2_BUF_FLAG_BFRAME 0x0020 /* Image is a B-frame */
637 /* Buffer is ready, but the data contained within is corrupted. */
638 #define V4L2_BUF_FLAG_ERROR 0x0040
639 #define V4L2_BUF_FLAG_TIMECODE 0x0100 /* timecode field is valid */
640 #define V4L2_BUF_FLAG_INPUT 0x0200 /* input field is valid */
642 /*
643 * O V E R L A Y P R E V I E W
644 */
645 struct <link linkend="v4l2-framebuffer">v4l2_framebuffer</link> {
646 __u32 capability;
647 __u32 flags;
648 /* FIXME: in theory we should pass something like PCI device + memory
649 * region + offset instead of some physical address */
650 void *base;
651 struct <link linkend="v4l2-pix-format">v4l2_pix_format</link> fmt;
652 };
653 /* Flags for the 'capability' field. Read only */
654 #define V4L2_FBUF_CAP_EXTERNOVERLAY 0x0001
655 #define V4L2_FBUF_CAP_CHROMAKEY 0x0002
656 #define V4L2_FBUF_CAP_LIST_CLIPPING 0x0004
657 #define V4L2_FBUF_CAP_BITMAP_CLIPPING 0x0008
658 #define V4L2_FBUF_CAP_LOCAL_ALPHA 0x0010
659 #define V4L2_FBUF_CAP_GLOBAL_ALPHA 0x0020
660 #define V4L2_FBUF_CAP_LOCAL_INV_ALPHA 0x0040
661 #define V4L2_FBUF_CAP_SRC_CHROMAKEY 0x0080
662 /* Flags for the 'flags' field. */
663 #define V4L2_FBUF_FLAG_PRIMARY 0x0001
664 #define V4L2_FBUF_FLAG_OVERLAY 0x0002
665 #define V4L2_FBUF_FLAG_CHROMAKEY 0x0004
666 #define V4L2_FBUF_FLAG_LOCAL_ALPHA 0x0008
667 #define V4L2_FBUF_FLAG_GLOBAL_ALPHA 0x0010
668 #define V4L2_FBUF_FLAG_LOCAL_INV_ALPHA 0x0020
669 #define V4L2_FBUF_FLAG_SRC_CHROMAKEY 0x0040
671 struct <link linkend="v4l2-clip">v4l2_clip</link> {
672 struct <link linkend="v4l2-rect">v4l2_rect</link> c;
673 struct <link linkend="v4l2-clip">v4l2_clip</link> __user *next;
674 };
676 struct <link linkend="v4l2-window">v4l2_window</link> {
677 struct <link linkend="v4l2-rect">v4l2_rect</link> w;
678 enum <link linkend="v4l2-field">v4l2_field</link> field;
679 __u32 chromakey;
680 struct <link linkend="v4l2-clip">v4l2_clip</link> __user *clips;
681 __u32 clipcount;
682 void __user *bitmap;
683 __u8 global_alpha;
684 };
686 /*
687 * C A P T U R E P A R A M E T E R S
688 */
689 struct <link linkend="v4l2-captureparm">v4l2_captureparm</link> {
690 __u32 capability; /* Supported modes */
691 __u32 capturemode; /* Current mode */
692 struct <link linkend="v4l2-fract">v4l2_fract</link> timeperframe; /* Time per frame in .1us units */
693 __u32 extendedmode; /* Driver-specific extensions */
694 __u32 readbuffers; /* # of buffers for read */
695 __u32 reserved[4];
696 };
698 /* Flags for 'capability' and 'capturemode' fields */
699 #define V4L2_MODE_HIGHQUALITY 0x0001 /* High quality imaging mode */
700 #define V4L2_CAP_TIMEPERFRAME 0x1000 /* timeperframe field is supported */
702 struct <link linkend="v4l2-outputparm">v4l2_outputparm</link> {
703 __u32 capability; /* Supported modes */
704 __u32 outputmode; /* Current mode */
705 struct <link linkend="v4l2-fract">v4l2_fract</link> timeperframe; /* Time per frame in seconds */
706 __u32 extendedmode; /* Driver-specific extensions */
707 __u32 writebuffers; /* # of buffers for write */
708 __u32 reserved[4];
709 };
711 /*
712 * I N P U T I M A G E C R O P P I N G
713 */
714 struct <link linkend="v4l2-cropcap">v4l2_cropcap</link> {
715 enum <link linkend="v4l2-buf-type">v4l2_buf_type</link> type;
716 struct <link linkend="v4l2-rect">v4l2_rect</link> bounds;
717 struct <link linkend="v4l2-rect">v4l2_rect</link> defrect;
718 struct <link linkend="v4l2-fract">v4l2_fract</link> pixelaspect;
719 };
721 struct <link linkend="v4l2-crop">v4l2_crop</link> {
722 enum <link linkend="v4l2-buf-type">v4l2_buf_type</link> type;
723 struct <link linkend="v4l2-rect">v4l2_rect</link> c;
724 };
726 /*
727 * A N A L O G V I D E O S T A N D A R D
728 */
730 typedef __u64 v4l2_std_id;
732 /* one bit for each */
733 #define V4L2_STD_PAL_B ((v4l2_std_id)0x00000001)
734 #define V4L2_STD_PAL_B1 ((v4l2_std_id)0x00000002)
735 #define V4L2_STD_PAL_G ((v4l2_std_id)0x00000004)
736 #define V4L2_STD_PAL_H ((v4l2_std_id)0x00000008)
737 #define V4L2_STD_PAL_I ((v4l2_std_id)0x00000010)
738 #define V4L2_STD_PAL_D ((v4l2_std_id)0x00000020)
739 #define V4L2_STD_PAL_D1 ((v4l2_std_id)0x00000040)
740 #define V4L2_STD_PAL_K ((v4l2_std_id)0x00000080)
742 #define V4L2_STD_PAL_M ((v4l2_std_id)0x00000100)
743 #define V4L2_STD_PAL_N ((v4l2_std_id)0x00000200)
744 #define V4L2_STD_PAL_Nc ((v4l2_std_id)0x00000400)
745 #define V4L2_STD_PAL_60 ((v4l2_std_id)0x00000800)
747 #define V4L2_STD_NTSC_M ((v4l2_std_id)0x00001000)
748 #define V4L2_STD_NTSC_M_JP ((v4l2_std_id)0x00002000)
749 #define V4L2_STD_NTSC_443 ((v4l2_std_id)0x00004000)
750 #define V4L2_STD_NTSC_M_KR ((v4l2_std_id)0x00008000)
752 #define V4L2_STD_SECAM_B ((v4l2_std_id)0x00010000)
753 #define V4L2_STD_SECAM_D ((v4l2_std_id)0x00020000)
754 #define V4L2_STD_SECAM_G ((v4l2_std_id)0x00040000)
755 #define V4L2_STD_SECAM_H ((v4l2_std_id)0x00080000)
756 #define V4L2_STD_SECAM_K ((v4l2_std_id)0x00100000)
757 #define V4L2_STD_SECAM_K1 ((v4l2_std_id)0x00200000)
758 #define V4L2_STD_SECAM_L ((v4l2_std_id)0x00400000)
759 #define V4L2_STD_SECAM_LC ((v4l2_std_id)0x00800000)
761 /* ATSC/HDTV */
762 #define V4L2_STD_ATSC_8_VSB ((v4l2_std_id)0x01000000)
763 #define V4L2_STD_ATSC_16_VSB ((v4l2_std_id)0x02000000)
765 /* FIXME:
766 Although std_id is 64 bits, there is an issue on PPC32 architecture that
767 makes switch(__u64) to break. So, there's a hack on v4l2-common.c rounding
768 this value to 32 bits.
769 As, currently, the max value is for V4L2_STD_ATSC_16_VSB (30 bits wide),
770 it should work fine. However, if needed to add more than two standards,
771 v4l2-common.c should be fixed.
772 */
774 /* some merged standards */
775 #define V4L2_STD_MN (V4L2_STD_PAL_M|V4L2_STD_PAL_N|V4L2_STD_PAL_Nc|V4L2_STD_NTSC)
776 #define V4L2_STD_B (V4L2_STD_PAL_B|V4L2_STD_PAL_B1|V4L2_STD_SECAM_B)
777 #define V4L2_STD_GH (V4L2_STD_PAL_G|V4L2_STD_PAL_H|V4L2_STD_SECAM_G|V4L2_STD_SECAM_H)
778 #define V4L2_STD_DK (V4L2_STD_PAL_DK|V4L2_STD_SECAM_DK)
780 /* some common needed stuff */
781 #define V4L2_STD_PAL_BG (V4L2_STD_PAL_B |\
782 V4L2_STD_PAL_B1 |\
783 V4L2_STD_PAL_G)
784 #define V4L2_STD_PAL_DK (V4L2_STD_PAL_D |\
785 V4L2_STD_PAL_D1 |\
786 V4L2_STD_PAL_K)
787 #define V4L2_STD_PAL (V4L2_STD_PAL_BG |\
788 V4L2_STD_PAL_DK |\
789 V4L2_STD_PAL_H |\
790 V4L2_STD_PAL_I)
791 #define V4L2_STD_NTSC (V4L2_STD_NTSC_M |\
792 V4L2_STD_NTSC_M_JP |\
793 V4L2_STD_NTSC_M_KR)
794 #define V4L2_STD_SECAM_DK (V4L2_STD_SECAM_D |\
795 V4L2_STD_SECAM_K |\
796 V4L2_STD_SECAM_K1)
797 #define V4L2_STD_SECAM (V4L2_STD_SECAM_B |\
798 V4L2_STD_SECAM_G |\
799 V4L2_STD_SECAM_H |\
800 V4L2_STD_SECAM_DK |\
801 V4L2_STD_SECAM_L |\
802 V4L2_STD_SECAM_LC)
804 #define V4L2_STD_525_60 (V4L2_STD_PAL_M |\
805 V4L2_STD_PAL_60 |\
806 V4L2_STD_NTSC |\
807 V4L2_STD_NTSC_443)
808 #define V4L2_STD_625_50 (V4L2_STD_PAL |\
809 V4L2_STD_PAL_N |\
810 V4L2_STD_PAL_Nc |\
811 V4L2_STD_SECAM)
812 #define V4L2_STD_ATSC (V4L2_STD_ATSC_8_VSB |\
813 V4L2_STD_ATSC_16_VSB)
815 #define V4L2_STD_UNKNOWN 0
816 #define V4L2_STD_ALL (V4L2_STD_525_60 |\
817 V4L2_STD_625_50)
819 struct <link linkend="v4l2-standard">v4l2_standard</link> {
820 __u32 index;
821 v4l2_std_id id;
822 __u8 name[24];
823 struct <link linkend="v4l2-fract">v4l2_fract</link> frameperiod; /* Frames, not fields */
824 __u32 framelines;
825 __u32 reserved[4];
826 };
828 /*
829 * V I D E O T I M I N G S D V P R E S E T
830 */
831 struct <link linkend="v4l2-dv-preset">v4l2_dv_preset</link> {
832 __u32 preset;
833 __u32 reserved[4];
834 };
836 /*
837 * D V P R E S E T S E N U M E R A T I O N
838 */
839 struct <link linkend="v4l2-dv-enum-preset">v4l2_dv_enum_preset</link> {
840 __u32 index;
841 __u32 preset;
842 __u8 name[32]; /* Name of the preset timing */
843 __u32 width;
844 __u32 height;
845 __u32 reserved[4];
846 };
848 /*
849 * D V P R E S E T V A L U E S
850 */
851 #define V4L2_DV_INVALID 0
852 #define V4L2_DV_480P59_94 1 /* BT.1362 */
853 #define V4L2_DV_576P50 2 /* BT.1362 */
854 #define V4L2_DV_720P24 3 /* SMPTE 296M */
855 #define V4L2_DV_720P25 4 /* SMPTE 296M */
856 #define V4L2_DV_720P30 5 /* SMPTE 296M */
857 #define V4L2_DV_720P50 6 /* SMPTE 296M */
858 #define V4L2_DV_720P59_94 7 /* SMPTE 274M */
859 #define V4L2_DV_720P60 8 /* SMPTE 274M/296M */
860 #define V4L2_DV_1080I29_97 9 /* BT.1120/ SMPTE 274M */
861 #define V4L2_DV_1080I30 10 /* BT.1120/ SMPTE 274M */
862 #define V4L2_DV_1080I25 11 /* BT.1120 */
863 #define V4L2_DV_1080I50 12 /* SMPTE 296M */
864 #define V4L2_DV_1080I60 13 /* SMPTE 296M */
865 #define V4L2_DV_1080P24 14 /* SMPTE 296M */
866 #define V4L2_DV_1080P25 15 /* SMPTE 296M */
867 #define V4L2_DV_1080P30 16 /* SMPTE 296M */
868 #define V4L2_DV_1080P50 17 /* BT.1120 */
869 #define V4L2_DV_1080P60 18 /* BT.1120 */
871 /*
872 * D V B T T I M I N G S
873 */
875 /* BT.656/BT.1120 timing data */
876 struct <link linkend="v4l2-bt-timings">v4l2_bt_timings</link> {
877 __u32 width; /* width in pixels */
878 __u32 height; /* height in lines */
879 __u32 interlaced; /* Interlaced or progressive */
880 __u32 polarities; /* Positive or negative polarity */
881 __u64 pixelclock; /* Pixel clock in HZ. Ex. 74.25MHz->74250000 */
882 __u32 hfrontporch; /* Horizpontal front porch in pixels */
883 __u32 hsync; /* Horizontal Sync length in pixels */
884 __u32 hbackporch; /* Horizontal back porch in pixels */
885 __u32 vfrontporch; /* Vertical front porch in pixels */
886 __u32 vsync; /* Vertical Sync length in lines */
887 __u32 vbackporch; /* Vertical back porch in lines */
888 __u32 il_vfrontporch; /* Vertical front porch for bottom field of
889 * interlaced field formats
890 */
891 __u32 il_vsync; /* Vertical sync length for bottom field of
892 * interlaced field formats
893 */
894 __u32 il_vbackporch; /* Vertical back porch for bottom field of
895 * interlaced field formats
896 */
897 __u32 reserved[16];
898 } __attribute__ ((packed));
900 /* Interlaced or progressive format */
901 #define V4L2_DV_PROGRESSIVE 0
902 #define V4L2_DV_INTERLACED 1
904 /* Polarities. If bit is not set, it is assumed to be negative polarity */
905 #define V4L2_DV_VSYNC_POS_POL 0x00000001
906 #define V4L2_DV_HSYNC_POS_POL 0x00000002
909 /* DV timings */
910 struct <link linkend="v4l2-dv-timings">v4l2_dv_timings</link> {
911 __u32 type;
912 union {
913 struct <link linkend="v4l2-bt-timings">v4l2_bt_timings</link> bt;
914 __u32 reserved[32];
915 };
916 } __attribute__ ((packed));
918 /* Values for the type field */
919 #define V4L2_DV_BT_656_1120 0 /* BT.656/1120 timing type */
921 /*
922 * V I D E O I N P U T S
923 */
924 struct <link linkend="v4l2-input">v4l2_input</link> {
925 __u32 index; /* Which input */
926 __u8 name[32]; /* Label */
927 __u32 type; /* Type of input */
928 __u32 audioset; /* Associated audios (bitfield) */
929 __u32 tuner; /* Associated tuner */
930 v4l2_std_id std;
931 __u32 status;
932 __u32 capabilities;
933 __u32 reserved[3];
934 };
936 /* Values for the 'type' field */
937 #define V4L2_INPUT_TYPE_TUNER 1
938 #define V4L2_INPUT_TYPE_CAMERA 2
940 /* field 'status' - general */
941 #define V4L2_IN_ST_NO_POWER 0x00000001 /* Attached device is off */
942 #define V4L2_IN_ST_NO_SIGNAL 0x00000002
943 #define V4L2_IN_ST_NO_COLOR 0x00000004
945 /* field 'status' - sensor orientation */
946 /* If sensor is mounted upside down set both bits */
947 #define V4L2_IN_ST_HFLIP 0x00000010 /* Frames are flipped horizontally */
948 #define V4L2_IN_ST_VFLIP 0x00000020 /* Frames are flipped vertically */
950 /* field 'status' - analog */
951 #define V4L2_IN_ST_NO_H_LOCK 0x00000100 /* No horizontal sync lock */
952 #define V4L2_IN_ST_COLOR_KILL 0x00000200 /* Color killer is active */
954 /* field 'status' - digital */
955 #define V4L2_IN_ST_NO_SYNC 0x00010000 /* No synchronization lock */
956 #define V4L2_IN_ST_NO_EQU 0x00020000 /* No equalizer lock */
957 #define V4L2_IN_ST_NO_CARRIER 0x00040000 /* Carrier recovery failed */
959 /* field 'status' - VCR and set-top box */
960 #define V4L2_IN_ST_MACROVISION 0x01000000 /* Macrovision detected */
961 #define V4L2_IN_ST_NO_ACCESS 0x02000000 /* Conditional access denied */
962 #define V4L2_IN_ST_VTR 0x04000000 /* VTR time constant */
964 /* capabilities flags */
965 #define V4L2_IN_CAP_PRESETS 0x00000001 /* Supports S_DV_PRESET */
966 #define V4L2_IN_CAP_CUSTOM_TIMINGS 0x00000002 /* Supports S_DV_TIMINGS */
967 #define V4L2_IN_CAP_STD 0x00000004 /* Supports S_STD */
969 /*
970 * V I D E O O U T P U T S
971 */
972 struct <link linkend="v4l2-output">v4l2_output</link> {
973 __u32 index; /* Which output */
974 __u8 name[32]; /* Label */
975 __u32 type; /* Type of output */
976 __u32 audioset; /* Associated audios (bitfield) */
977 __u32 modulator; /* Associated modulator */
978 v4l2_std_id std;
979 __u32 capabilities;
980 __u32 reserved[3];
981 };
982 /* Values for the 'type' field */
983 #define V4L2_OUTPUT_TYPE_MODULATOR 1
984 #define V4L2_OUTPUT_TYPE_ANALOG 2
985 #define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY 3
987 /* capabilities flags */
988 #define V4L2_OUT_CAP_PRESETS 0x00000001 /* Supports S_DV_PRESET */
989 #define V4L2_OUT_CAP_CUSTOM_TIMINGS 0x00000002 /* Supports S_DV_TIMINGS */
990 #define V4L2_OUT_CAP_STD 0x00000004 /* Supports S_STD */
992 /*
993 * C O N T R O L S
994 */
995 struct <link linkend="v4l2-control">v4l2_control</link> {
996 __u32 id;
997 __s32 value;
998 };
1000 struct <link linkend="v4l2-ext-control">v4l2_ext_control</link> {
1001 __u32 id;
1002 __u32 size;
1003 __u32 reserved2[1];
1004 union {
1005 __s32 value;
1006 __s64 value64;
1007 char *string;
1008 };
1009 } __attribute__ ((packed));
1011 struct <link linkend="v4l2-ext-controls">v4l2_ext_controls</link> {
1012 __u32 ctrl_class;
1013 __u32 count;
1014 __u32 error_idx;
1015 __u32 reserved[2];
1016 struct <link linkend="v4l2-ext-control">v4l2_ext_control</link> *controls;
1017 };
1019 /* Values for ctrl_class field */
1020 #define V4L2_CTRL_CLASS_USER 0x00980000 /* Old-style 'user' controls */
1021 #define V4L2_CTRL_CLASS_MPEG 0x00990000 /* MPEG-compression controls */
1022 #define V4L2_CTRL_CLASS_CAMERA 0x009a0000 /* Camera class controls */
1023 #define V4L2_CTRL_CLASS_FM_TX 0x009b0000 /* FM Modulator control class */
1025 #define V4L2_CTRL_ID_MASK (0x0fffffff)
1026 #define V4L2_CTRL_ID2CLASS(id) ((id) & 0x0fff0000UL)
1027 #define V4L2_CTRL_DRIVER_PRIV(id) (((id) & 0xffff) >= 0x1000)
1029 enum <link linkend="v4l2-ctrl-type">v4l2_ctrl_type</link> {
1030 V4L2_CTRL_TYPE_INTEGER = 1,
1031 V4L2_CTRL_TYPE_BOOLEAN = 2,
1032 V4L2_CTRL_TYPE_MENU = 3,
1033 V4L2_CTRL_TYPE_BUTTON = 4,
1034 V4L2_CTRL_TYPE_INTEGER64 = 5,
1035 V4L2_CTRL_TYPE_CTRL_CLASS = 6,
1036 V4L2_CTRL_TYPE_STRING = 7,
1037 };
1039 /* Used in the VIDIOC_QUERYCTRL ioctl for querying controls */
1040 struct <link linkend="v4l2-queryctrl">v4l2_queryctrl</link> {
1041 __u32 id;
1042 enum <link linkend="v4l2-ctrl-type">v4l2_ctrl_type</link> type;
1043 __u8 name[32]; /* Whatever */
1044 __s32 minimum; /* Note signedness */
1045 __s32 maximum;
1046 __s32 step;
1047 __s32 default_value;
1048 __u32 flags;
1049 __u32 reserved[2];
1050 };
1052 /* Used in the VIDIOC_QUERYMENU ioctl for querying menu items */
1053 struct <link linkend="v4l2-querymenu">v4l2_querymenu</link> {
1054 __u32 id;
1055 __u32 index;
1056 __u8 name[32]; /* Whatever */
1057 __u32 reserved;
1058 };
1060 /* Control flags */
1061 #define V4L2_CTRL_FLAG_DISABLED 0x0001
1062 #define V4L2_CTRL_FLAG_GRABBED 0x0002
1063 #define V4L2_CTRL_FLAG_READ_ONLY 0x0004
1064 #define V4L2_CTRL_FLAG_UPDATE 0x0008
1065 #define V4L2_CTRL_FLAG_INACTIVE 0x0010
1066 #define V4L2_CTRL_FLAG_SLIDER 0x0020
1067 #define V4L2_CTRL_FLAG_WRITE_ONLY 0x0040
1069 /* Query flag, to be ORed with the control ID */
1070 #define V4L2_CTRL_FLAG_NEXT_CTRL 0x80000000
1072 /* User-class control IDs defined by V4L2 */
1073 #define V4L2_CID_BASE (V4L2_CTRL_CLASS_USER | 0x900)
1074 #define V4L2_CID_USER_BASE V4L2_CID_BASE
1075 /* IDs reserved for driver specific controls */
1076 #define V4L2_CID_PRIVATE_BASE 0x08000000
1078 #define V4L2_CID_USER_CLASS (V4L2_CTRL_CLASS_USER | 1)
1079 #define V4L2_CID_BRIGHTNESS (V4L2_CID_BASE+0)
1080 #define V4L2_CID_CONTRAST (V4L2_CID_BASE+1)
1081 #define V4L2_CID_SATURATION (V4L2_CID_BASE+2)
1082 #define V4L2_CID_HUE (V4L2_CID_BASE+3)
1083 #define V4L2_CID_AUDIO_VOLUME (V4L2_CID_BASE+5)
1084 #define V4L2_CID_AUDIO_BALANCE (V4L2_CID_BASE+6)
1085 #define V4L2_CID_AUDIO_BASS (V4L2_CID_BASE+7)
1086 #define V4L2_CID_AUDIO_TREBLE (V4L2_CID_BASE+8)
1087 #define V4L2_CID_AUDIO_MUTE (V4L2_CID_BASE+9)
1088 #define V4L2_CID_AUDIO_LOUDNESS (V4L2_CID_BASE+10)
1089 #define V4L2_CID_BLACK_LEVEL (V4L2_CID_BASE+11) /* Deprecated */
1090 #define V4L2_CID_AUTO_WHITE_BALANCE (V4L2_CID_BASE+12)
1091 #define V4L2_CID_DO_WHITE_BALANCE (V4L2_CID_BASE+13)
1092 #define V4L2_CID_RED_BALANCE (V4L2_CID_BASE+14)
1093 #define V4L2_CID_BLUE_BALANCE (V4L2_CID_BASE+15)
1094 #define V4L2_CID_GAMMA (V4L2_CID_BASE+16)
1095 #define V4L2_CID_WHITENESS (V4L2_CID_GAMMA) /* Deprecated */
1096 #define V4L2_CID_EXPOSURE (V4L2_CID_BASE+17)
1097 #define V4L2_CID_AUTOGAIN (V4L2_CID_BASE+18)
1098 #define V4L2_CID_GAIN (V4L2_CID_BASE+19)
1099 #define V4L2_CID_HFLIP (V4L2_CID_BASE+20)
1100 #define V4L2_CID_VFLIP (V4L2_CID_BASE+21)
1102 /* Deprecated; use V4L2_CID_PAN_RESET and V4L2_CID_TILT_RESET */
1103 #define V4L2_CID_HCENTER (V4L2_CID_BASE+22)
1104 #define V4L2_CID_VCENTER (V4L2_CID_BASE+23)
1106 #define V4L2_CID_POWER_LINE_FREQUENCY (V4L2_CID_BASE+24)
1107 enum <link linkend="v4l2-power-line-frequency">v4l2_power_line_frequency</link> {
1108 V4L2_CID_POWER_LINE_FREQUENCY_DISABLED = 0,
1109 V4L2_CID_POWER_LINE_FREQUENCY_50HZ = 1,
1110 V4L2_CID_POWER_LINE_FREQUENCY_60HZ = 2,
1111 };
1112 #define V4L2_CID_HUE_AUTO (V4L2_CID_BASE+25)
1113 #define V4L2_CID_WHITE_BALANCE_TEMPERATURE (V4L2_CID_BASE+26)
1114 #define V4L2_CID_SHARPNESS (V4L2_CID_BASE+27)
1115 #define V4L2_CID_BACKLIGHT_COMPENSATION (V4L2_CID_BASE+28)
1116 #define V4L2_CID_CHROMA_AGC (V4L2_CID_BASE+29)
1117 #define V4L2_CID_COLOR_KILLER (V4L2_CID_BASE+30)
1118 #define V4L2_CID_COLORFX (V4L2_CID_BASE+31)
1119 enum <link linkend="v4l2-colorfx">v4l2_colorfx</link> {
1120 V4L2_COLORFX_NONE = 0,
1121 V4L2_COLORFX_BW = 1,
1122 V4L2_COLORFX_SEPIA = 2,
1123 V4L2_COLORFX_NEGATIVE = 3,
1124 V4L2_COLORFX_EMBOSS = 4,
1125 V4L2_COLORFX_SKETCH = 5,
1126 V4L2_COLORFX_SKY_BLUE = 6,
1127 V4L2_COLORFX_GRASS_GREEN = 7,
1128 V4L2_COLORFX_SKIN_WHITEN = 8,
1129 V4L2_COLORFX_VIVID = 9,
1130 };
1131 #define V4L2_CID_AUTOBRIGHTNESS (V4L2_CID_BASE+32)
1132 #define V4L2_CID_BAND_STOP_FILTER (V4L2_CID_BASE+33)
1134 #define V4L2_CID_ROTATE (V4L2_CID_BASE+34)
1135 #define V4L2_CID_BG_COLOR (V4L2_CID_BASE+35)
1137 #define V4L2_CID_CHROMA_GAIN (V4L2_CID_BASE+36)
1139 #define V4L2_CID_ILLUMINATORS_1 (V4L2_CID_BASE+37)
1140 #define V4L2_CID_ILLUMINATORS_2 (V4L2_CID_BASE+38)
1142 /* last CID + 1 */
1143 #define V4L2_CID_LASTP1 (V4L2_CID_BASE+39)
1145 /* MPEG-class control IDs defined by V4L2 */
1146 #define V4L2_CID_MPEG_BASE (V4L2_CTRL_CLASS_MPEG | 0x900)
1147 #define V4L2_CID_MPEG_CLASS (V4L2_CTRL_CLASS_MPEG | 1)
1149 /* MPEG streams */
1150 #define V4L2_CID_MPEG_STREAM_TYPE (V4L2_CID_MPEG_BASE+0)
1151 enum <link linkend="v4l2-mpeg-stream-type">v4l2_mpeg_stream_type</link> {
1152 V4L2_MPEG_STREAM_TYPE_MPEG2_PS = 0, /* MPEG-2 program stream */
1153 V4L2_MPEG_STREAM_TYPE_MPEG2_TS = 1, /* MPEG-2 transport stream */
1154 V4L2_MPEG_STREAM_TYPE_MPEG1_SS = 2, /* MPEG-1 system stream */
1155 V4L2_MPEG_STREAM_TYPE_MPEG2_DVD = 3, /* MPEG-2 DVD-compatible stream */
1156 V4L2_MPEG_STREAM_TYPE_MPEG1_VCD = 4, /* MPEG-1 VCD-compatible stream */
1157 V4L2_MPEG_STREAM_TYPE_MPEG2_SVCD = 5, /* MPEG-2 SVCD-compatible stream */
1158 };
1159 #define V4L2_CID_MPEG_STREAM_PID_PMT (V4L2_CID_MPEG_BASE+1)
1160 #define V4L2_CID_MPEG_STREAM_PID_AUDIO (V4L2_CID_MPEG_BASE+2)
1161 #define V4L2_CID_MPEG_STREAM_PID_VIDEO (V4L2_CID_MPEG_BASE+3)
1162 #define V4L2_CID_MPEG_STREAM_PID_PCR (V4L2_CID_MPEG_BASE+4)
1163 #define V4L2_CID_MPEG_STREAM_PES_ID_AUDIO (V4L2_CID_MPEG_BASE+5)
1164 #define V4L2_CID_MPEG_STREAM_PES_ID_VIDEO (V4L2_CID_MPEG_BASE+6)
1165 #define V4L2_CID_MPEG_STREAM_VBI_FMT (V4L2_CID_MPEG_BASE+7)
1166 enum <link linkend="v4l2-mpeg-stream-vbi-fmt">v4l2_mpeg_stream_vbi_fmt</link> {
1167 V4L2_MPEG_STREAM_VBI_FMT_NONE = 0, /* No VBI in the MPEG stream */
1168 V4L2_MPEG_STREAM_VBI_FMT_IVTV = 1, /* VBI in private packets, IVTV format */
1169 };
1171 /* MPEG audio */
1172 #define V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ (V4L2_CID_MPEG_BASE+100)
1173 enum <link linkend="v4l2-mpeg-audio-sampling-freq">v4l2_mpeg_audio_sampling_freq</link> {
1174 V4L2_MPEG_AUDIO_SAMPLING_FREQ_44100 = 0,
1175 V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000 = 1,
1176 V4L2_MPEG_AUDIO_SAMPLING_FREQ_32000 = 2,
1177 };
1178 #define V4L2_CID_MPEG_AUDIO_ENCODING (V4L2_CID_MPEG_BASE+101)
1179 enum <link linkend="v4l2-mpeg-audio-encoding">v4l2_mpeg_audio_encoding</link> {
1180 V4L2_MPEG_AUDIO_ENCODING_LAYER_1 = 0,
1181 V4L2_MPEG_AUDIO_ENCODING_LAYER_2 = 1,
1182 V4L2_MPEG_AUDIO_ENCODING_LAYER_3 = 2,
1183 V4L2_MPEG_AUDIO_ENCODING_AAC = 3,
1184 V4L2_MPEG_AUDIO_ENCODING_AC3 = 4,
1185 };
1186 #define V4L2_CID_MPEG_AUDIO_L1_BITRATE (V4L2_CID_MPEG_BASE+102)
1187 enum <link linkend="v4l2-mpeg-audio-l1-bitrate">v4l2_mpeg_audio_l1_bitrate</link> {
1188 V4L2_MPEG_AUDIO_L1_BITRATE_32K = 0,
1189 V4L2_MPEG_AUDIO_L1_BITRATE_64K = 1,
1190 V4L2_MPEG_AUDIO_L1_BITRATE_96K = 2,
1191 V4L2_MPEG_AUDIO_L1_BITRATE_128K = 3,
1192 V4L2_MPEG_AUDIO_L1_BITRATE_160K = 4,
1193 V4L2_MPEG_AUDIO_L1_BITRATE_192K = 5,
1194 V4L2_MPEG_AUDIO_L1_BITRATE_224K = 6,
1195 V4L2_MPEG_AUDIO_L1_BITRATE_256K = 7,
1196 V4L2_MPEG_AUDIO_L1_BITRATE_288K = 8,
1197 V4L2_MPEG_AUDIO_L1_BITRATE_320K = 9,
1198 V4L2_MPEG_AUDIO_L1_BITRATE_352K = 10,
1199 V4L2_MPEG_AUDIO_L1_BITRATE_384K = 11,
1200 V4L2_MPEG_AUDIO_L1_BITRATE_416K = 12,
1201 V4L2_MPEG_AUDIO_L1_BITRATE_448K = 13,
1202 };
1203 #define V4L2_CID_MPEG_AUDIO_L2_BITRATE (V4L2_CID_MPEG_BASE+103)
1204 enum <link linkend="v4l2-mpeg-audio-l2-bitrate">v4l2_mpeg_audio_l2_bitrate</link> {
1205 V4L2_MPEG_AUDIO_L2_BITRATE_32K = 0,
1206 V4L2_MPEG_AUDIO_L2_BITRATE_48K = 1,
1207 V4L2_MPEG_AUDIO_L2_BITRATE_56K = 2,
1208 V4L2_MPEG_AUDIO_L2_BITRATE_64K = 3,
1209 V4L2_MPEG_AUDIO_L2_BITRATE_80K = 4,
1210 V4L2_MPEG_AUDIO_L2_BITRATE_96K = 5,
1211 V4L2_MPEG_AUDIO_L2_BITRATE_112K = 6,
1212 V4L2_MPEG_AUDIO_L2_BITRATE_128K = 7,
1213 V4L2_MPEG_AUDIO_L2_BITRATE_160K = 8,
1214 V4L2_MPEG_AUDIO_L2_BITRATE_192K = 9,
1215 V4L2_MPEG_AUDIO_L2_BITRATE_224K = 10,
1216 V4L2_MPEG_AUDIO_L2_BITRATE_256K = 11,
1217 V4L2_MPEG_AUDIO_L2_BITRATE_320K = 12,
1218 V4L2_MPEG_AUDIO_L2_BITRATE_384K = 13,
1219 };
1220 #define V4L2_CID_MPEG_AUDIO_L3_BITRATE (V4L2_CID_MPEG_BASE+104)
1221 enum <link linkend="v4l2-mpeg-audio-l3-bitrate">v4l2_mpeg_audio_l3_bitrate</link> {
1222 V4L2_MPEG_AUDIO_L3_BITRATE_32K = 0,
1223 V4L2_MPEG_AUDIO_L3_BITRATE_40K = 1,
1224 V4L2_MPEG_AUDIO_L3_BITRATE_48K = 2,
1225 V4L2_MPEG_AUDIO_L3_BITRATE_56K = 3,
1226 V4L2_MPEG_AUDIO_L3_BITRATE_64K = 4,
1227 V4L2_MPEG_AUDIO_L3_BITRATE_80K = 5,
1228 V4L2_MPEG_AUDIO_L3_BITRATE_96K = 6,
1229 V4L2_MPEG_AUDIO_L3_BITRATE_112K = 7,
1230 V4L2_MPEG_AUDIO_L3_BITRATE_128K = 8,
1231 V4L2_MPEG_AUDIO_L3_BITRATE_160K = 9,
1232 V4L2_MPEG_AUDIO_L3_BITRATE_192K = 10,
1233 V4L2_MPEG_AUDIO_L3_BITRATE_224K = 11,
1234 V4L2_MPEG_AUDIO_L3_BITRATE_256K = 12,
1235 V4L2_MPEG_AUDIO_L3_BITRATE_320K = 13,
1236 };
1237 #define V4L2_CID_MPEG_AUDIO_MODE (V4L2_CID_MPEG_BASE+105)
1238 enum <link linkend="v4l2-mpeg-audio-mode">v4l2_mpeg_audio_mode</link> {
1239 V4L2_MPEG_AUDIO_MODE_STEREO = 0,
1240 V4L2_MPEG_AUDIO_MODE_JOINT_STEREO = 1,
1241 V4L2_MPEG_AUDIO_MODE_DUAL = 2,
1242 V4L2_MPEG_AUDIO_MODE_MONO = 3,
1243 };
1244 #define V4L2_CID_MPEG_AUDIO_MODE_EXTENSION (V4L2_CID_MPEG_BASE+106)
1245 enum <link linkend="v4l2-mpeg-audio-mode-extension">v4l2_mpeg_audio_mode_extension</link> {
1246 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4 = 0,
1247 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_8 = 1,
1248 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_12 = 2,
1249 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_16 = 3,
1250 };
1251 #define V4L2_CID_MPEG_AUDIO_EMPHASIS (V4L2_CID_MPEG_BASE+107)
1252 enum <link linkend="v4l2-mpeg-audio-emphasis">v4l2_mpeg_audio_emphasis</link> {
1253 V4L2_MPEG_AUDIO_EMPHASIS_NONE = 0,
1254 V4L2_MPEG_AUDIO_EMPHASIS_50_DIV_15_uS = 1,
1255 V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17 = 2,
1256 };
1257 #define V4L2_CID_MPEG_AUDIO_CRC (V4L2_CID_MPEG_BASE+108)
1258 enum <link linkend="v4l2-mpeg-audio-crc">v4l2_mpeg_audio_crc</link> {
1259 V4L2_MPEG_AUDIO_CRC_NONE = 0,
1260 V4L2_MPEG_AUDIO_CRC_CRC16 = 1,
1261 };
1262 #define V4L2_CID_MPEG_AUDIO_MUTE (V4L2_CID_MPEG_BASE+109)
1263 #define V4L2_CID_MPEG_AUDIO_AAC_BITRATE (V4L2_CID_MPEG_BASE+110)
1264 #define V4L2_CID_MPEG_AUDIO_AC3_BITRATE (V4L2_CID_MPEG_BASE+111)
1265 enum <link linkend="v4l2-mpeg-audio-ac3-bitrate">v4l2_mpeg_audio_ac3_bitrate</link> {
1266 V4L2_MPEG_AUDIO_AC3_BITRATE_32K = 0,
1267 V4L2_MPEG_AUDIO_AC3_BITRATE_40K = 1,
1268 V4L2_MPEG_AUDIO_AC3_BITRATE_48K = 2,
1269 V4L2_MPEG_AUDIO_AC3_BITRATE_56K = 3,
1270 V4L2_MPEG_AUDIO_AC3_BITRATE_64K = 4,
1271 V4L2_MPEG_AUDIO_AC3_BITRATE_80K = 5,
1272 V4L2_MPEG_AUDIO_AC3_BITRATE_96K = 6,
1273 V4L2_MPEG_AUDIO_AC3_BITRATE_112K = 7,
1274 V4L2_MPEG_AUDIO_AC3_BITRATE_128K = 8,
1275 V4L2_MPEG_AUDIO_AC3_BITRATE_160K = 9,
1276 V4L2_MPEG_AUDIO_AC3_BITRATE_192K = 10,
1277 V4L2_MPEG_AUDIO_AC3_BITRATE_224K = 11,
1278 V4L2_MPEG_AUDIO_AC3_BITRATE_256K = 12,
1279 V4L2_MPEG_AUDIO_AC3_BITRATE_320K = 13,
1280 V4L2_MPEG_AUDIO_AC3_BITRATE_384K = 14,
1281 V4L2_MPEG_AUDIO_AC3_BITRATE_448K = 15,
1282 V4L2_MPEG_AUDIO_AC3_BITRATE_512K = 16,
1283 V4L2_MPEG_AUDIO_AC3_BITRATE_576K = 17,
1284 V4L2_MPEG_AUDIO_AC3_BITRATE_640K = 18,
1285 };
1287 /* MPEG video */
1288 #define V4L2_CID_MPEG_VIDEO_ENCODING (V4L2_CID_MPEG_BASE+200)
1289 enum <link linkend="v4l2-mpeg-video-encoding">v4l2_mpeg_video_encoding</link> {
1290 V4L2_MPEG_VIDEO_ENCODING_MPEG_1 = 0,
1291 V4L2_MPEG_VIDEO_ENCODING_MPEG_2 = 1,
1292 V4L2_MPEG_VIDEO_ENCODING_MPEG_4_AVC = 2,
1293 };
1294 #define V4L2_CID_MPEG_VIDEO_ASPECT (V4L2_CID_MPEG_BASE+201)
1295 enum <link linkend="v4l2-mpeg-video-aspect">v4l2_mpeg_video_aspect</link> {
1296 V4L2_MPEG_VIDEO_ASPECT_1x1 = 0,
1297 V4L2_MPEG_VIDEO_ASPECT_4x3 = 1,
1298 V4L2_MPEG_VIDEO_ASPECT_16x9 = 2,
1299 V4L2_MPEG_VIDEO_ASPECT_221x100 = 3,
1300 };
1301 #define V4L2_CID_MPEG_VIDEO_B_FRAMES (V4L2_CID_MPEG_BASE+202)
1302 #define V4L2_CID_MPEG_VIDEO_GOP_SIZE (V4L2_CID_MPEG_BASE+203)
1303 #define V4L2_CID_MPEG_VIDEO_GOP_CLOSURE (V4L2_CID_MPEG_BASE+204)
1304 #define V4L2_CID_MPEG_VIDEO_PULLDOWN (V4L2_CID_MPEG_BASE+205)
1305 #define V4L2_CID_MPEG_VIDEO_BITRATE_MODE (V4L2_CID_MPEG_BASE+206)
1306 enum <link linkend="v4l2-mpeg-video-bitrate-mode">v4l2_mpeg_video_bitrate_mode</link> {
1307 V4L2_MPEG_VIDEO_BITRATE_MODE_VBR = 0,
1308 V4L2_MPEG_VIDEO_BITRATE_MODE_CBR = 1,
1309 };
1310 #define V4L2_CID_MPEG_VIDEO_BITRATE (V4L2_CID_MPEG_BASE+207)
1311 #define V4L2_CID_MPEG_VIDEO_BITRATE_PEAK (V4L2_CID_MPEG_BASE+208)
1312 #define V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION (V4L2_CID_MPEG_BASE+209)
1313 #define V4L2_CID_MPEG_VIDEO_MUTE (V4L2_CID_MPEG_BASE+210)
1314 #define V4L2_CID_MPEG_VIDEO_MUTE_YUV (V4L2_CID_MPEG_BASE+211)
1316 /* MPEG-class control IDs specific to the CX2341x driver as defined by V4L2 */
1317 #define V4L2_CID_MPEG_CX2341X_BASE (V4L2_CTRL_CLASS_MPEG | 0x1000)
1318 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE (V4L2_CID_MPEG_CX2341X_BASE+0)
1319 enum <link linkend="v4l2-mpeg-cx2341x-video-spatial-filter-mode">v4l2_mpeg_cx2341x_video_spatial_filter_mode</link> {
1320 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL = 0,
1321 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO = 1,
1322 };
1323 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER (V4L2_CID_MPEG_CX2341X_BASE+1)
1324 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+2)
1325 enum <link linkend="luma-spatial-filter-type">v4l2_mpeg_cx2341x_video_luma_spatial_filter_type</link> {
1326 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF = 0,
1327 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_HOR = 1,
1328 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_VERT = 2,
1329 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_HV_SEPARABLE = 3,
1330 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_SYM_NON_SEPARABLE = 4,
1331 };
1332 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+3)
1333 enum <link linkend="chroma-spatial-filter-type">v4l2_mpeg_cx2341x_video_chroma_spatial_filter_type</link> {
1334 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF = 0,
1335 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR = 1,
1336 };
1337 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE (V4L2_CID_MPEG_CX2341X_BASE+4)
1338 enum <link linkend="v4l2-mpeg-cx2341x-video-temporal-filter-mode">v4l2_mpeg_cx2341x_video_temporal_filter_mode</link> {
1339 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL = 0,
1340 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO = 1,
1341 };
1342 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER (V4L2_CID_MPEG_CX2341X_BASE+5)
1343 #define V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+6)
1344 enum <link linkend="v4l2-mpeg-cx2341x-video-median-filter-type">v4l2_mpeg_cx2341x_video_median_filter_type</link> {
1345 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF = 0,
1346 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR = 1,
1347 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_VERT = 2,
1348 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR_VERT = 3,
1349 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_DIAG = 4,
1350 };
1351 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM (V4L2_CID_MPEG_CX2341X_BASE+7)
1352 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP (V4L2_CID_MPEG_CX2341X_BASE+8)
1353 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM (V4L2_CID_MPEG_CX2341X_BASE+9)
1354 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP (V4L2_CID_MPEG_CX2341X_BASE+10)
1355 #define V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS (V4L2_CID_MPEG_CX2341X_BASE+11)
1357 /* Camera class control IDs */
1358 #define V4L2_CID_CAMERA_CLASS_BASE (V4L2_CTRL_CLASS_CAMERA | 0x900)
1359 #define V4L2_CID_CAMERA_CLASS (V4L2_CTRL_CLASS_CAMERA | 1)
1361 #define V4L2_CID_EXPOSURE_AUTO (V4L2_CID_CAMERA_CLASS_BASE+1)
1362 enum <link linkend="v4l2-exposure-auto-type">v4l2_exposure_auto_type</link> {
1363 V4L2_EXPOSURE_AUTO = 0,
1364 V4L2_EXPOSURE_MANUAL = 1,
1365 V4L2_EXPOSURE_SHUTTER_PRIORITY = 2,
1366 V4L2_EXPOSURE_APERTURE_PRIORITY = 3
1367 };
1368 #define V4L2_CID_EXPOSURE_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+2)
1369 #define V4L2_CID_EXPOSURE_AUTO_PRIORITY (V4L2_CID_CAMERA_CLASS_BASE+3)
1371 #define V4L2_CID_PAN_RELATIVE (V4L2_CID_CAMERA_CLASS_BASE+4)
1372 #define V4L2_CID_TILT_RELATIVE (V4L2_CID_CAMERA_CLASS_BASE+5)
1373 #define V4L2_CID_PAN_RESET (V4L2_CID_CAMERA_CLASS_BASE+6)
1374 #define V4L2_CID_TILT_RESET (V4L2_CID_CAMERA_CLASS_BASE+7)
1376 #define V4L2_CID_PAN_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+8)
1377 #define V4L2_CID_TILT_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+9)
1379 #define V4L2_CID_FOCUS_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+10)
1380 #define V4L2_CID_FOCUS_RELATIVE (V4L2_CID_CAMERA_CLASS_BASE+11)
1381 #define V4L2_CID_FOCUS_AUTO (V4L2_CID_CAMERA_CLASS_BASE+12)
1383 #define V4L2_CID_ZOOM_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+13)
1384 #define V4L2_CID_ZOOM_RELATIVE (V4L2_CID_CAMERA_CLASS_BASE+14)
1385 #define V4L2_CID_ZOOM_CONTINUOUS (V4L2_CID_CAMERA_CLASS_BASE+15)
1387 #define V4L2_CID_PRIVACY (V4L2_CID_CAMERA_CLASS_BASE+16)
1389 #define V4L2_CID_IRIS_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+17)
1390 #define V4L2_CID_IRIS_RELATIVE (V4L2_CID_CAMERA_CLASS_BASE+18)
1392 /* FM Modulator class control IDs */
1393 #define V4L2_CID_FM_TX_CLASS_BASE (V4L2_CTRL_CLASS_FM_TX | 0x900)
1394 #define V4L2_CID_FM_TX_CLASS (V4L2_CTRL_CLASS_FM_TX | 1)
1396 #define V4L2_CID_RDS_TX_DEVIATION (V4L2_CID_FM_TX_CLASS_BASE + 1)
1397 #define V4L2_CID_RDS_TX_PI (V4L2_CID_FM_TX_CLASS_BASE + 2)
1398 #define V4L2_CID_RDS_TX_PTY (V4L2_CID_FM_TX_CLASS_BASE + 3)
1399 #define V4L2_CID_RDS_TX_PS_NAME (V4L2_CID_FM_TX_CLASS_BASE + 5)
1400 #define V4L2_CID_RDS_TX_RADIO_TEXT (V4L2_CID_FM_TX_CLASS_BASE + 6)
1402 #define V4L2_CID_AUDIO_LIMITER_ENABLED (V4L2_CID_FM_TX_CLASS_BASE + 64)
1403 #define V4L2_CID_AUDIO_LIMITER_RELEASE_TIME (V4L2_CID_FM_TX_CLASS_BASE + 65)
1404 #define V4L2_CID_AUDIO_LIMITER_DEVIATION (V4L2_CID_FM_TX_CLASS_BASE + 66)
1406 #define V4L2_CID_AUDIO_COMPRESSION_ENABLED (V4L2_CID_FM_TX_CLASS_BASE + 80)
1407 #define V4L2_CID_AUDIO_COMPRESSION_GAIN (V4L2_CID_FM_TX_CLASS_BASE + 81)
1408 #define V4L2_CID_AUDIO_COMPRESSION_THRESHOLD (V4L2_CID_FM_TX_CLASS_BASE + 82)
1409 #define V4L2_CID_AUDIO_COMPRESSION_ATTACK_TIME (V4L2_CID_FM_TX_CLASS_BASE + 83)
1410 #define V4L2_CID_AUDIO_COMPRESSION_RELEASE_TIME (V4L2_CID_FM_TX_CLASS_BASE + 84)
1412 #define V4L2_CID_PILOT_TONE_ENABLED (V4L2_CID_FM_TX_CLASS_BASE + 96)
1413 #define V4L2_CID_PILOT_TONE_DEVIATION (V4L2_CID_FM_TX_CLASS_BASE + 97)
1414 #define V4L2_CID_PILOT_TONE_FREQUENCY (V4L2_CID_FM_TX_CLASS_BASE + 98)
1416 #define V4L2_CID_TUNE_PREEMPHASIS (V4L2_CID_FM_TX_CLASS_BASE + 112)
1417 enum <link linkend="v4l2-preemphasis">v4l2_preemphasis</link> {
1418 V4L2_PREEMPHASIS_DISABLED = 0,
1419 V4L2_PREEMPHASIS_50_uS = 1,
1420 V4L2_PREEMPHASIS_75_uS = 2,
1421 };
1422 #define V4L2_CID_TUNE_POWER_LEVEL (V4L2_CID_FM_TX_CLASS_BASE + 113)
1423 #define V4L2_CID_TUNE_ANTENNA_CAPACITOR (V4L2_CID_FM_TX_CLASS_BASE + 114)
1425 /*
1426 * T U N I N G
1427 */
1428 struct <link linkend="v4l2-tuner">v4l2_tuner</link> {
1429 __u32 index;
1430 __u8 name[32];
1431 enum <link linkend="v4l2-tuner-type">v4l2_tuner_type</link> type;
1432 __u32 capability;
1433 __u32 rangelow;
1434 __u32 rangehigh;
1435 __u32 rxsubchans;
1436 __u32 audmode;
1437 __s32 signal;
1438 __s32 afc;
1439 __u32 reserved[4];
1440 };
1442 struct <link linkend="v4l2-modulator">v4l2_modulator</link> {
1443 __u32 index;
1444 __u8 name[32];
1445 __u32 capability;
1446 __u32 rangelow;
1447 __u32 rangehigh;
1448 __u32 txsubchans;
1449 __u32 reserved[4];
1450 };
1452 /* Flags for the 'capability' field */
1453 #define V4L2_TUNER_CAP_LOW 0x0001
1454 #define V4L2_TUNER_CAP_NORM 0x0002
1455 #define V4L2_TUNER_CAP_STEREO 0x0010
1456 #define V4L2_TUNER_CAP_LANG2 0x0020
1457 #define V4L2_TUNER_CAP_SAP 0x0020
1458 #define V4L2_TUNER_CAP_LANG1 0x0040
1459 #define V4L2_TUNER_CAP_RDS 0x0080
1460 #define V4L2_TUNER_CAP_RDS_BLOCK_IO 0x0100
1461 #define V4L2_TUNER_CAP_RDS_CONTROLS 0x0200
1463 /* Flags for the 'rxsubchans' field */
1464 #define V4L2_TUNER_SUB_MONO 0x0001
1465 #define V4L2_TUNER_SUB_STEREO 0x0002
1466 #define V4L2_TUNER_SUB_LANG2 0x0004
1467 #define V4L2_TUNER_SUB_SAP 0x0004
1468 #define V4L2_TUNER_SUB_LANG1 0x0008
1469 #define V4L2_TUNER_SUB_RDS 0x0010
1471 /* Values for the 'audmode' field */
1472 #define V4L2_TUNER_MODE_MONO 0x0000
1473 #define V4L2_TUNER_MODE_STEREO 0x0001
1474 #define V4L2_TUNER_MODE_LANG2 0x0002
1475 #define V4L2_TUNER_MODE_SAP 0x0002
1476 #define V4L2_TUNER_MODE_LANG1 0x0003
1477 #define V4L2_TUNER_MODE_LANG1_LANG2 0x0004
1479 struct <link linkend="v4l2-frequency">v4l2_frequency</link> {
1480 __u32 tuner;
1481 enum <link linkend="v4l2-tuner-type">v4l2_tuner_type</link> type;
1482 __u32 frequency;
1483 __u32 reserved[8];
1484 };
1486 struct <link linkend="v4l2-hw-freq-seek">v4l2_hw_freq_seek</link> {
1487 __u32 tuner;
1488 enum <link linkend="v4l2-tuner-type">v4l2_tuner_type</link> type;
1489 __u32 seek_upward;
1490 __u32 wrap_around;
1491 __u32 spacing;
1492 __u32 reserved[7];
1493 };
1495 /*
1496 * R D S
1497 */
1499 struct <link linkend="v4l2-rds-data">v4l2_rds_data</link> {
1500 __u8 lsb;
1501 __u8 msb;
1502 __u8 block;
1503 } __attribute__ ((packed));
1505 #define V4L2_RDS_BLOCK_MSK 0x7
1506 #define V4L2_RDS_BLOCK_A 0
1507 #define V4L2_RDS_BLOCK_B 1
1508 #define V4L2_RDS_BLOCK_C 2
1509 #define V4L2_RDS_BLOCK_D 3
1510 #define V4L2_RDS_BLOCK_C_ALT 4
1511 #define V4L2_RDS_BLOCK_INVALID 7
1513 #define V4L2_RDS_BLOCK_CORRECTED 0x40
1514 #define V4L2_RDS_BLOCK_ERROR 0x80
1516 /*
1517 * A U D I O
1518 */
1519 struct <link linkend="v4l2-audio">v4l2_audio</link> {
1520 __u32 index;
1521 __u8 name[32];
1522 __u32 capability;
1523 __u32 mode;
1524 __u32 reserved[2];
1525 };
1527 /* Flags for the 'capability' field */
1528 #define V4L2_AUDCAP_STEREO 0x00001
1529 #define V4L2_AUDCAP_AVL 0x00002
1531 /* Flags for the 'mode' field */
1532 #define V4L2_AUDMODE_AVL 0x00001
1534 struct <link linkend="v4l2-audioout">v4l2_audioout</link> {
1535 __u32 index;
1536 __u8 name[32];
1537 __u32 capability;
1538 __u32 mode;
1539 __u32 reserved[2];
1540 };
1542 /*
1543 * M P E G S E R V I C E S
1544 *
1545 * NOTE: EXPERIMENTAL API
1546 */
1547 #if 1
1548 #define V4L2_ENC_IDX_FRAME_I (0)
1549 #define V4L2_ENC_IDX_FRAME_P (1)
1550 #define V4L2_ENC_IDX_FRAME_B (2)
1551 #define V4L2_ENC_IDX_FRAME_MASK (0xf)
1553 struct <link linkend="v4l2-enc-idx-entry">v4l2_enc_idx_entry</link> {
1554 __u64 offset;
1555 __u64 pts;
1556 __u32 length;
1557 __u32 flags;
1558 __u32 reserved[2];
1559 };
1561 #define V4L2_ENC_IDX_ENTRIES (64)
1562 struct <link linkend="v4l2-enc-idx">v4l2_enc_idx</link> {
1563 __u32 entries;
1564 __u32 entries_cap;
1565 __u32 reserved[4];
1566 struct <link linkend="v4l2-enc-idx-entry">v4l2_enc_idx_entry</link> entry[V4L2_ENC_IDX_ENTRIES];
1567 };
1570 #define V4L2_ENC_CMD_START (0)
1571 #define V4L2_ENC_CMD_STOP (1)
1572 #define V4L2_ENC_CMD_PAUSE (2)
1573 #define V4L2_ENC_CMD_RESUME (3)
1575 /* Flags for V4L2_ENC_CMD_STOP */
1576 #define V4L2_ENC_CMD_STOP_AT_GOP_END (1 << 0)
1578 struct <link linkend="v4l2-encoder-cmd">v4l2_encoder_cmd</link> {
1579 __u32 cmd;
1580 __u32 flags;
1581 union {
1582 struct {
1583 __u32 data[8];
1584 } raw;
1585 };
1586 };
1588 #endif
1591 /*
1592 * D A T A S E R V I C E S ( V B I )
1593 *
1594 * Data services API by Michael Schimek
1595 */
1597 /* Raw VBI */
1598 struct <link linkend="v4l2-vbi-format">v4l2_vbi_format</link> {
1599 __u32 sampling_rate; /* in 1 Hz */
1600 __u32 offset;
1601 __u32 samples_per_line;
1602 __u32 sample_format; /* V4L2_PIX_FMT_* */
1603 __s32 start[2];
1604 __u32 count[2];
1605 __u32 flags; /* V4L2_VBI_* */
1606 __u32 reserved[2]; /* must be zero */
1607 };
1609 /* VBI flags */
1610 #define V4L2_VBI_UNSYNC (1 << 0)
1611 #define V4L2_VBI_INTERLACED (1 << 1)
1613 /* Sliced VBI
1614 *
1615 * This implements is a proposal V4L2 API to allow SLICED VBI
1616 * required for some hardware encoders. It should change without
1617 * notice in the definitive implementation.
1618 */
1620 struct <link linkend="v4l2-sliced-vbi-format">v4l2_sliced_vbi_format</link> {
1621 __u16 service_set;
1622 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
1623 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
1624 (equals frame lines 313-336 for 625 line video
1625 standards, 263-286 for 525 line standards) */
1626 __u16 service_lines[2][24];
1627 __u32 io_size;
1628 __u32 reserved[2]; /* must be zero */
1629 };
1631 /* Teletext World System Teletext
1632 (WST), defined on ITU-R BT.653-2 */
1633 #define V4L2_SLICED_TELETEXT_B (0x0001)
1634 /* Video Program System, defined on ETS 300 231*/
1635 #define V4L2_SLICED_VPS (0x0400)
1636 /* Closed Caption, defined on EIA-608 */
1637 #define V4L2_SLICED_CAPTION_525 (0x1000)
1638 /* Wide Screen System, defined on ITU-R BT1119.1 */
1639 #define V4L2_SLICED_WSS_625 (0x4000)
1641 #define V4L2_SLICED_VBI_525 (V4L2_SLICED_CAPTION_525)
1642 #define V4L2_SLICED_VBI_625 (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625)
1644 struct <link linkend="v4l2-sliced-vbi-cap">v4l2_sliced_vbi_cap</link> {
1645 __u16 service_set;
1646 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
1647 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
1648 (equals frame lines 313-336 for 625 line video
1649 standards, 263-286 for 525 line standards) */
1650 __u16 service_lines[2][24];
1651 enum <link linkend="v4l2-buf-type">v4l2_buf_type</link> type;
1652 __u32 reserved[3]; /* must be 0 */
1653 };
1655 struct <link linkend="v4l2-sliced-vbi-data">v4l2_sliced_vbi_data</link> {
1656 __u32 id;
1657 __u32 field; /* 0: first field, 1: second field */
1658 __u32 line; /* 1-23 */
1659 __u32 reserved; /* must be 0 */
1660 __u8 data[48];
1661 };
1663 /*
1664 * Sliced VBI data inserted into MPEG Streams
1665 */
1667 /*
1668 * V4L2_MPEG_STREAM_VBI_FMT_IVTV:
1669 *
1670 * Structure of payload contained in an MPEG 2 Private Stream 1 PES Packet in an
1671 * MPEG-2 Program Pack that contains V4L2_MPEG_STREAM_VBI_FMT_IVTV Sliced VBI
1672 * data
1673 *
1674 * Note, the MPEG-2 Program Pack and Private Stream 1 PES packet header
1675 * definitions are not included here. See the MPEG-2 specifications for details
1676 * on these headers.
1677 */
1679 /* Line type IDs */
1680 #define V4L2_MPEG_VBI_IVTV_TELETEXT_B (1)
1681 #define V4L2_MPEG_VBI_IVTV_CAPTION_525 (4)
1682 #define V4L2_MPEG_VBI_IVTV_WSS_625 (5)
1683 #define V4L2_MPEG_VBI_IVTV_VPS (7)
1685 struct <link linkend="v4l2-mpeg-vbi-itv0-line">v4l2_mpeg_vbi_itv0_line</link> {
1686 __u8 id; /* One of V4L2_MPEG_VBI_IVTV_* above */
1687 __u8 data[42]; /* Sliced VBI data for the line */
1688 } __attribute__ ((packed));
1690 struct <link linkend="v4l2-mpeg-vbi-itv0">v4l2_mpeg_vbi_itv0</link> {
1691 __le32 linemask[2]; /* Bitmasks of VBI service lines present */
1692 struct <link linkend="v4l2-mpeg-vbi-itv0-line">v4l2_mpeg_vbi_itv0_line</link> line[35];
1693 } __attribute__ ((packed));
1695 struct <link linkend="v4l2-mpeg-vbi-itv0-1">v4l2_mpeg_vbi_ITV0</link> {
1696 struct <link linkend="v4l2-mpeg-vbi-itv0-line">v4l2_mpeg_vbi_itv0_line</link> line[36];
1697 } __attribute__ ((packed));
1699 #define V4L2_MPEG_VBI_IVTV_MAGIC0 "itv0"
1700 #define V4L2_MPEG_VBI_IVTV_MAGIC1 "ITV0"
1702 struct <link linkend="v4l2-mpeg-vbi-fmt-ivtv">v4l2_mpeg_vbi_fmt_ivtv</link> {
1703 __u8 magic[4];
1704 union {
1705 struct <link linkend="v4l2-mpeg-vbi-itv0">v4l2_mpeg_vbi_itv0</link> itv0;
1706 struct <link linkend="v4l2-mpeg-vbi-itv0-1">v4l2_mpeg_vbi_ITV0</link> ITV0;
1707 };
1708 } __attribute__ ((packed));
1710 /*
1711 * A G G R E G A T E S T R U C T U R E S
1712 */
1714 /**
1715 * struct <link linkend="v4l2-plane-pix-format">v4l2_plane_pix_format</link> - additional, per-plane format definition
1716 * @sizeimage: maximum size in bytes required for data, for which
1717 * this plane will be used
1718 * @bytesperline: distance in bytes between the leftmost pixels in two
1719 * adjacent lines
1720 */
1721 struct <link linkend="v4l2-plane-pix-format">v4l2_plane_pix_format</link> {
1722 __u32 sizeimage;
1723 __u16 bytesperline;
1724 __u16 reserved[7];
1725 } __attribute__ ((packed));
1727 /**
1728 * struct <link linkend="v4l2-pix-format-mplane">v4l2_pix_format_mplane</link> - multiplanar format definition
1729 * @width: image width in pixels
1730 * @height: image height in pixels
1731 * @pixelformat: little endian four character code (fourcc)
1732 * @field: field order (for interlaced video)
1733 * @colorspace: supplemental to pixelformat
1734 * @plane_fmt: per-plane information
1735 * @num_planes: number of planes for this format
1736 */
1737 struct <link linkend="v4l2-pix-format-mplane">v4l2_pix_format_mplane</link> {
1738 __u32 width;
1739 __u32 height;
1740 __u32 pixelformat;
1741 enum <link linkend="v4l2-field">v4l2_field</link> field;
1742 enum <link linkend="v4l2-colorspace">v4l2_colorspace</link> colorspace;
1744 struct <link linkend="v4l2-plane-pix-format">v4l2_plane_pix_format</link> plane_fmt[VIDEO_MAX_PLANES];
1745 __u8 num_planes;
1746 __u8 reserved[11];
1747 } __attribute__ ((packed));
1749 /**
1750 * struct <link linkend="v4l2-format">v4l2_format</link> - stream data format
1751 * @type: type of the data stream
1752 * @pix: definition of an image format
1753 * @pix_mp: definition of a multiplanar image format
1754 * @win: definition of an overlaid image
1755 * @vbi: raw VBI capture or output parameters
1756 * @sliced: sliced VBI capture or output parameters
1757 * @raw_data: placeholder for future extensions and custom formats
1758 */
1759 struct <link linkend="v4l2-format">v4l2_format</link> {
1760 enum <link linkend="v4l2-buf-type">v4l2_buf_type</link> type;
1761 union {
1762 struct <link linkend="v4l2-pix-format">v4l2_pix_format</link> pix; /* V4L2_BUF_TYPE_VIDEO_CAPTURE */
1763 struct <link linkend="v4l2-pix-format-mplane">v4l2_pix_format_mplane</link> pix_mp; /* V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE */
1764 struct <link linkend="v4l2-window">v4l2_window</link> win; /* V4L2_BUF_TYPE_VIDEO_OVERLAY */
1765 struct <link linkend="v4l2-vbi-format">v4l2_vbi_format</link> vbi; /* V4L2_BUF_TYPE_VBI_CAPTURE */
1766 struct <link linkend="v4l2-sliced-vbi-format">v4l2_sliced_vbi_format</link> sliced; /* V4L2_BUF_TYPE_SLICED_VBI_CAPTURE */
1767 __u8 raw_data[200]; /* user-defined */
1768 } fmt;
1769 };
1771 /* Stream type-dependent parameters
1772 */
1773 struct <link linkend="v4l2-streamparm">v4l2_streamparm</link> {
1774 enum <link linkend="v4l2-buf-type">v4l2_buf_type</link> type;
1775 union {
1776 struct <link linkend="v4l2-captureparm">v4l2_captureparm</link> capture;
1777 struct <link linkend="v4l2-outputparm">v4l2_outputparm</link> output;
1778 __u8 raw_data[200]; /* user-defined */
1779 } parm;
1780 };
1782 /*
1783 * E V E N T S
1784 */
1786 #define V4L2_EVENT_ALL 0
1787 #define V4L2_EVENT_VSYNC 1
1788 #define V4L2_EVENT_EOS 2
1789 #define V4L2_EVENT_PRIVATE_START 0x08000000
1791 /* Payload for V4L2_EVENT_VSYNC */
1792 struct <link linkend="v4l2-event-vsync">v4l2_event_vsync</link> {
1793 /* Can be V4L2_FIELD_ANY, _NONE, _TOP or _BOTTOM */
1794 __u8 field;
1795 } __attribute__ ((packed));
1797 struct <link linkend="v4l2-event">v4l2_event</link> {
1798 __u32 type;
1799 union {
1800 struct <link linkend="v4l2-event-vsync">v4l2_event_vsync</link> vsync;
1801 __u8 data[64];
1802 } u;
1803 __u32 pending;
1804 __u32 sequence;
1805 struct timespec timestamp;
1806 __u32 reserved[9];
1807 };
1809 struct <link linkend="v4l2-event-subscription">v4l2_event_subscription</link> {
1810 __u32 type;
1811 __u32 reserved[7];
1812 };
1814 /*
1815 * A D V A N C E D D E B U G G I N G
1816 *
1817 * NOTE: EXPERIMENTAL API, NEVER RELY ON THIS IN APPLICATIONS!
1818 * FOR DEBUGGING, TESTING AND INTERNAL USE ONLY!
1819 */
1821 /* VIDIOC_DBG_G_REGISTER and VIDIOC_DBG_S_REGISTER */
1823 #define V4L2_CHIP_MATCH_HOST 0 /* Match against chip ID on host (0 for the host) */
1824 #define V4L2_CHIP_MATCH_I2C_DRIVER 1 /* Match against I2C driver name */
1825 #define V4L2_CHIP_MATCH_I2C_ADDR 2 /* Match against I2C 7-bit address */
1826 #define V4L2_CHIP_MATCH_AC97 3 /* Match against anciliary AC97 chip */
1828 struct <link linkend="v4l2-dbg-match">v4l2_dbg_match</link> {
1829 __u32 type; /* Match type */
1830 union { /* Match this chip, meaning determined by type */
1831 __u32 addr;
1832 char name[32];
1833 };
1834 } __attribute__ ((packed));
1836 struct <link linkend="v4l2-dbg-register">v4l2_dbg_register</link> {
1837 struct <link linkend="v4l2-dbg-match">v4l2_dbg_match</link> match;
1838 __u32 size; /* register size in bytes */
1839 __u64 reg;
1840 __u64 val;
1841 } __attribute__ ((packed));
1843 /* VIDIOC_DBG_G_CHIP_IDENT */
1844 struct <link linkend="v4l2-dbg-chip-ident">v4l2_dbg_chip_ident</link> {
1845 struct <link linkend="v4l2-dbg-match">v4l2_dbg_match</link> match;
1846 __u32 ident; /* chip identifier as specified in <media/v4l2-chip-ident.h> */
1847 __u32 revision; /* chip revision, chip specific */
1848 } __attribute__ ((packed));
1850 /*
1851 * 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
1852 *
1853 */
1854 #define VIDIOC_QUERYCAP _IOR('V', 0, struct <link linkend="v4l2-capability">v4l2_capability</link>)
1855 #define VIDIOC_RESERVED _IO('V', 1)
1856 #define VIDIOC_ENUM_FMT _IOWR('V', 2, struct <link linkend="v4l2-fmtdesc">v4l2_fmtdesc</link>)
1857 #define VIDIOC_G_FMT _IOWR('V', 4, struct <link linkend="v4l2-format">v4l2_format</link>)
1858 #define VIDIOC_S_FMT _IOWR('V', 5, struct <link linkend="v4l2-format">v4l2_format</link>)
1859 #define VIDIOC_REQBUFS _IOWR('V', 8, struct <link linkend="v4l2-requestbuffers">v4l2_requestbuffers</link>)
1860 #define VIDIOC_QUERYBUF _IOWR('V', 9, struct <link linkend="v4l2-buffer">v4l2_buffer</link>)
1861 #define VIDIOC_G_FBUF _IOR('V', 10, struct <link linkend="v4l2-framebuffer">v4l2_framebuffer</link>)
1862 #define VIDIOC_S_FBUF _IOW('V', 11, struct <link linkend="v4l2-framebuffer">v4l2_framebuffer</link>)
1863 #define VIDIOC_OVERLAY _IOW('V', 14, int)
1864 #define VIDIOC_QBUF _IOWR('V', 15, struct <link linkend="v4l2-buffer">v4l2_buffer</link>)
1865 #define VIDIOC_DQBUF _IOWR('V', 17, struct <link linkend="v4l2-buffer">v4l2_buffer</link>)
1866 #define VIDIOC_STREAMON _IOW('V', 18, int)
1867 #define VIDIOC_STREAMOFF _IOW('V', 19, int)
1868 #define VIDIOC_G_PARM _IOWR('V', 21, struct <link linkend="v4l2-streamparm">v4l2_streamparm</link>)
1869 #define VIDIOC_S_PARM _IOWR('V', 22, struct <link linkend="v4l2-streamparm">v4l2_streamparm</link>)
1870 #define VIDIOC_G_STD _IOR('V', 23, v4l2_std_id)
1871 #define VIDIOC_S_STD _IOW('V', 24, v4l2_std_id)
1872 #define VIDIOC_ENUMSTD _IOWR('V', 25, struct <link linkend="v4l2-standard">v4l2_standard</link>)
1873 #define VIDIOC_ENUMINPUT _IOWR('V', 26, struct <link linkend="v4l2-input">v4l2_input</link>)
1874 #define VIDIOC_G_CTRL _IOWR('V', 27, struct <link linkend="v4l2-control">v4l2_control</link>)
1875 #define VIDIOC_S_CTRL _IOWR('V', 28, struct <link linkend="v4l2-control">v4l2_control</link>)
1876 #define VIDIOC_G_TUNER _IOWR('V', 29, struct <link linkend="v4l2-tuner">v4l2_tuner</link>)
1877 #define VIDIOC_S_TUNER _IOW('V', 30, struct <link linkend="v4l2-tuner">v4l2_tuner</link>)
1878 #define VIDIOC_G_AUDIO _IOR('V', 33, struct <link linkend="v4l2-audio">v4l2_audio</link>)
1879 #define VIDIOC_S_AUDIO _IOW('V', 34, struct <link linkend="v4l2-audio">v4l2_audio</link>)
1880 #define VIDIOC_QUERYCTRL _IOWR('V', 36, struct <link linkend="v4l2-queryctrl">v4l2_queryctrl</link>)
1881 #define VIDIOC_QUERYMENU _IOWR('V', 37, struct <link linkend="v4l2-querymenu">v4l2_querymenu</link>)
1882 #define VIDIOC_G_INPUT _IOR('V', 38, int)
1883 #define VIDIOC_S_INPUT _IOWR('V', 39, int)
1884 #define VIDIOC_G_OUTPUT _IOR('V', 46, int)
1885 #define VIDIOC_S_OUTPUT _IOWR('V', 47, int)
1886 #define VIDIOC_ENUMOUTPUT _IOWR('V', 48, struct <link linkend="v4l2-output">v4l2_output</link>)
1887 #define VIDIOC_G_AUDOUT _IOR('V', 49, struct <link linkend="v4l2-audioout">v4l2_audioout</link>)
1888 #define VIDIOC_S_AUDOUT _IOW('V', 50, struct <link linkend="v4l2-audioout">v4l2_audioout</link>)
1889 #define VIDIOC_G_MODULATOR _IOWR('V', 54, struct <link linkend="v4l2-modulator">v4l2_modulator</link>)
1890 #define VIDIOC_S_MODULATOR _IOW('V', 55, struct <link linkend="v4l2-modulator">v4l2_modulator</link>)
1891 #define VIDIOC_G_FREQUENCY _IOWR('V', 56, struct <link linkend="v4l2-frequency">v4l2_frequency</link>)
1892 #define VIDIOC_S_FREQUENCY _IOW('V', 57, struct <link linkend="v4l2-frequency">v4l2_frequency</link>)
1893 #define VIDIOC_CROPCAP _IOWR('V', 58, struct <link linkend="v4l2-cropcap">v4l2_cropcap</link>)
1894 #define VIDIOC_G_CROP _IOWR('V', 59, struct <link linkend="v4l2-crop">v4l2_crop</link>)
1895 #define VIDIOC_S_CROP _IOW('V', 60, struct <link linkend="v4l2-crop">v4l2_crop</link>)
1896 #define VIDIOC_G_JPEGCOMP _IOR('V', 61, struct <link linkend="v4l2-jpegcompression">v4l2_jpegcompression</link>)
1897 #define VIDIOC_S_JPEGCOMP _IOW('V', 62, struct <link linkend="v4l2-jpegcompression">v4l2_jpegcompression</link>)
1898 #define VIDIOC_QUERYSTD _IOR('V', 63, v4l2_std_id)
1899 #define VIDIOC_TRY_FMT _IOWR('V', 64, struct <link linkend="v4l2-format">v4l2_format</link>)
1900 #define VIDIOC_ENUMAUDIO _IOWR('V', 65, struct <link linkend="v4l2-audio">v4l2_audio</link>)
1901 #define VIDIOC_ENUMAUDOUT _IOWR('V', 66, struct <link linkend="v4l2-audioout">v4l2_audioout</link>)
1902 #define VIDIOC_G_PRIORITY _IOR('V', 67, enum <link linkend="v4l2-priority">v4l2_priority</link>)
1903 #define VIDIOC_S_PRIORITY _IOW('V', 68, enum <link linkend="v4l2-priority">v4l2_priority</link>)
1904 #define VIDIOC_G_SLICED_VBI_CAP _IOWR('V', 69, struct <link linkend="v4l2-sliced-vbi-cap">v4l2_sliced_vbi_cap</link>)
1905 #define VIDIOC_LOG_STATUS _IO('V', 70)
1906 #define VIDIOC_G_EXT_CTRLS _IOWR('V', 71, struct <link linkend="v4l2-ext-controls">v4l2_ext_controls</link>)
1907 #define VIDIOC_S_EXT_CTRLS _IOWR('V', 72, struct <link linkend="v4l2-ext-controls">v4l2_ext_controls</link>)
1908 #define VIDIOC_TRY_EXT_CTRLS _IOWR('V', 73, struct <link linkend="v4l2-ext-controls">v4l2_ext_controls</link>)
1909 #if 1
1910 #define VIDIOC_ENUM_FRAMESIZES _IOWR('V', 74, struct <link linkend="v4l2-frmsizeenum">v4l2_frmsizeenum</link>)
1911 #define VIDIOC_ENUM_FRAMEINTERVALS _IOWR('V', 75, struct <link linkend="v4l2-frmivalenum">v4l2_frmivalenum</link>)
1912 #define VIDIOC_G_ENC_INDEX _IOR('V', 76, struct <link linkend="v4l2-enc-idx">v4l2_enc_idx</link>)
1913 #define VIDIOC_ENCODER_CMD _IOWR('V', 77, struct <link linkend="v4l2-encoder-cmd">v4l2_encoder_cmd</link>)
1914 #define VIDIOC_TRY_ENCODER_CMD _IOWR('V', 78, struct <link linkend="v4l2-encoder-cmd">v4l2_encoder_cmd</link>)
1915 #endif
1917 #if 1
1918 /* Experimental, meant for debugging, testing and internal use.
1919 Only implemented if CONFIG_VIDEO_ADV_DEBUG is defined.
1920 You must be root to use these ioctls. Never use these in applications! */
1921 #define VIDIOC_DBG_S_REGISTER _IOW('V', 79, struct <link linkend="v4l2-dbg-register">v4l2_dbg_register</link>)
1922 #define VIDIOC_DBG_G_REGISTER _IOWR('V', 80, struct <link linkend="v4l2-dbg-register">v4l2_dbg_register</link>)
1924 /* Experimental, meant for debugging, testing and internal use.
1925 Never use this ioctl in applications! */
1926 #define VIDIOC_DBG_G_CHIP_IDENT _IOWR('V', 81, struct <link linkend="v4l2-dbg-chip-ident">v4l2_dbg_chip_ident</link>)
1927 #endif
1929 #define VIDIOC_S_HW_FREQ_SEEK _IOW('V', 82, struct <link linkend="v4l2-hw-freq-seek">v4l2_hw_freq_seek</link>)
1930 #define VIDIOC_ENUM_DV_PRESETS _IOWR('V', 83, struct <link linkend="v4l2-dv-enum-preset">v4l2_dv_enum_preset</link>)
1931 #define VIDIOC_S_DV_PRESET _IOWR('V', 84, struct <link linkend="v4l2-dv-preset">v4l2_dv_preset</link>)
1932 #define VIDIOC_G_DV_PRESET _IOWR('V', 85, struct <link linkend="v4l2-dv-preset">v4l2_dv_preset</link>)
1933 #define VIDIOC_QUERY_DV_PRESET _IOR('V', 86, struct <link linkend="v4l2-dv-preset">v4l2_dv_preset</link>)
1934 #define VIDIOC_S_DV_TIMINGS _IOWR('V', 87, struct <link linkend="v4l2-dv-timings">v4l2_dv_timings</link>)
1935 #define VIDIOC_G_DV_TIMINGS _IOWR('V', 88, struct <link linkend="v4l2-dv-timings">v4l2_dv_timings</link>)
1936 #define VIDIOC_DQEVENT _IOR('V', 89, struct <link linkend="v4l2-event">v4l2_event</link>)
1937 #define VIDIOC_SUBSCRIBE_EVENT _IOW('V', 90, struct <link linkend="v4l2-event-subscription">v4l2_event_subscription</link>)
1938 #define VIDIOC_UNSUBSCRIBE_EVENT _IOW('V', 91, struct <link linkend="v4l2-event-subscription">v4l2_event_subscription</link>)
1940 /* Reminder: when adding new ioctls please add support for them to
1941 drivers/media/video/v4l2-compat-ioctl32.c as well! */
1943 #define BASE_VIDIOC_PRIVATE 192 /* 192-255 are private */
1945 #endif /* __LINUX_VIDEODEV2_H */
1946 </programlisting>