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[deliverable/linux.git] / Documentation / DocBook / v4l / videodev2.h.xml
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 &lt;bill@thedirks.org&gt;
53 * Justin Schoeman
54 * Hans Verkuil &lt;hverkuil@xs4all.nl&gt;
55 * et al.
56 */
57 #ifndef __LINUX_VIDEODEV2_H
58 #define __LINUX_VIDEODEV2_H
59
60 #ifdef __KERNEL__
61 #include &lt;linux/time.h&gt; /* need struct timeval */
62 #else
63 #include &lt;sys/time.h&gt;
64 #endif
65 #include &lt;linux/compiler.h&gt;
66 #include &lt;linux/ioctl.h&gt;
67 #include &lt;linux/types.h&gt;
68
69 /*
70 * Common stuff for both V4L1 and V4L2
71 * Moved from videodev.h
72 */
73 #define VIDEO_MAX_FRAME 32
74
75 #ifndef __KERNEL__
76
77 /* These defines are V4L1 specific and should not be used with the V4L2 API!
78 They will be removed from this header in the future. */
79
80 #define VID_TYPE_CAPTURE 1 /* Can capture */
81 #define VID_TYPE_TUNER 2 /* Can tune */
82 #define VID_TYPE_TELETEXT 4 /* Does teletext */
83 #define VID_TYPE_OVERLAY 8 /* Overlay onto frame buffer */
84 #define VID_TYPE_CHROMAKEY 16 /* Overlay by chromakey */
85 #define VID_TYPE_CLIPPING 32 /* Can clip */
86 #define VID_TYPE_FRAMERAM 64 /* Uses the frame buffer memory */
87 #define VID_TYPE_SCALES 128 /* Scalable */
88 #define VID_TYPE_MONOCHROME 256 /* Monochrome only */
89 #define VID_TYPE_SUBCAPTURE 512 /* Can capture subareas of the image */
90 #define VID_TYPE_MPEG_DECODER 1024 /* Can decode MPEG streams */
91 #define VID_TYPE_MPEG_ENCODER 2048 /* Can encode MPEG streams */
92 #define VID_TYPE_MJPEG_DECODER 4096 /* Can decode MJPEG streams */
93 #define VID_TYPE_MJPEG_ENCODER 8192 /* Can encode MJPEG streams */
94 #endif
95
96 /*
97 * M I S C E L L A N E O U S
98 */
99
100 /* Four-character-code (FOURCC) */
101 #define v4l2_fourcc(a, b, c, d)\
102 ((__u32)(a) | ((__u32)(b) &lt;&lt; 8) | ((__u32)(c) &lt;&lt; 16) | ((__u32)(d) &lt;&lt; 24))
103
104 /*
105 * E N U M S
106 */
107 enum <link linkend="v4l2-field">v4l2_field</link> {
108 V4L2_FIELD_ANY = 0, /* driver can choose from none,
109 top, bottom, interlaced
110 depending on whatever it thinks
111 is approximate ... */
112 V4L2_FIELD_NONE = 1, /* this device has no fields ... */
113 V4L2_FIELD_TOP = 2, /* top field only */
114 V4L2_FIELD_BOTTOM = 3, /* bottom field only */
115 V4L2_FIELD_INTERLACED = 4, /* both fields interlaced */
116 V4L2_FIELD_SEQ_TB = 5, /* both fields sequential into one
117 buffer, top-bottom order */
118 V4L2_FIELD_SEQ_BT = 6, /* same as above + bottom-top order */
119 V4L2_FIELD_ALTERNATE = 7, /* both fields alternating into
120 separate buffers */
121 V4L2_FIELD_INTERLACED_TB = 8, /* both fields interlaced, top field
122 first and the top field is
123 transmitted first */
124 V4L2_FIELD_INTERLACED_BT = 9, /* both fields interlaced, top field
125 first and the bottom field is
126 transmitted first */
127 };
128 #define V4L2_FIELD_HAS_TOP(field) \
129 ((field) == V4L2_FIELD_TOP ||\
130 (field) == V4L2_FIELD_INTERLACED ||\
131 (field) == V4L2_FIELD_INTERLACED_TB ||\
132 (field) == V4L2_FIELD_INTERLACED_BT ||\
133 (field) == V4L2_FIELD_SEQ_TB ||\
134 (field) == V4L2_FIELD_SEQ_BT)
135 #define V4L2_FIELD_HAS_BOTTOM(field) \
136 ((field) == V4L2_FIELD_BOTTOM ||\
137 (field) == V4L2_FIELD_INTERLACED ||\
138 (field) == V4L2_FIELD_INTERLACED_TB ||\
139 (field) == V4L2_FIELD_INTERLACED_BT ||\
140 (field) == V4L2_FIELD_SEQ_TB ||\
141 (field) == V4L2_FIELD_SEQ_BT)
142 #define V4L2_FIELD_HAS_BOTH(field) \
143 ((field) == V4L2_FIELD_INTERLACED ||\
144 (field) == V4L2_FIELD_INTERLACED_TB ||\
145 (field) == V4L2_FIELD_INTERLACED_BT ||\
146 (field) == V4L2_FIELD_SEQ_TB ||\
147 (field) == V4L2_FIELD_SEQ_BT)
148
149 enum <link linkend="v4l2-buf-type">v4l2_buf_type</link> {
150 V4L2_BUF_TYPE_VIDEO_CAPTURE = 1,
151 V4L2_BUF_TYPE_VIDEO_OUTPUT = 2,
152 V4L2_BUF_TYPE_VIDEO_OVERLAY = 3,
153 V4L2_BUF_TYPE_VBI_CAPTURE = 4,
154 V4L2_BUF_TYPE_VBI_OUTPUT = 5,
155 V4L2_BUF_TYPE_SLICED_VBI_CAPTURE = 6,
156 V4L2_BUF_TYPE_SLICED_VBI_OUTPUT = 7,
157 #if 1 /*KEEP*/
158 /* Experimental */
159 V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY = 8,
160 #endif
161 V4L2_BUF_TYPE_PRIVATE = 0x80,
162 };
163
164 enum <link linkend="v4l2-ctrl-type">v4l2_ctrl_type</link> {
165 V4L2_CTRL_TYPE_INTEGER = 1,
166 V4L2_CTRL_TYPE_BOOLEAN = 2,
167 V4L2_CTRL_TYPE_MENU = 3,
168 V4L2_CTRL_TYPE_BUTTON = 4,
169 V4L2_CTRL_TYPE_INTEGER64 = 5,
170 V4L2_CTRL_TYPE_CTRL_CLASS = 6,
171 V4L2_CTRL_TYPE_STRING = 7,
172 };
173
174 enum <link linkend="v4l2-tuner-type">v4l2_tuner_type</link> {
175 V4L2_TUNER_RADIO = 1,
176 V4L2_TUNER_ANALOG_TV = 2,
177 V4L2_TUNER_DIGITAL_TV = 3,
178 };
179
180 enum <link linkend="v4l2-memory">v4l2_memory</link> {
181 V4L2_MEMORY_MMAP = 1,
182 V4L2_MEMORY_USERPTR = 2,
183 V4L2_MEMORY_OVERLAY = 3,
184 };
185
186 /* see also http://vektor.theorem.ca/graphics/ycbcr/ */
187 enum <link linkend="v4l2-colorspace">v4l2_colorspace</link> {
188 /* ITU-R 601 -- broadcast NTSC/PAL */
189 V4L2_COLORSPACE_SMPTE170M = 1,
190
191 /* 1125-Line (US) HDTV */
192 V4L2_COLORSPACE_SMPTE240M = 2,
193
194 /* HD and modern captures. */
195 V4L2_COLORSPACE_REC709 = 3,
196
197 /* broken BT878 extents (601, luma range 16-253 instead of 16-235) */
198 V4L2_COLORSPACE_BT878 = 4,
199
200 /* These should be useful. Assume 601 extents. */
201 V4L2_COLORSPACE_470_SYSTEM_M = 5,
202 V4L2_COLORSPACE_470_SYSTEM_BG = 6,
203
204 /* I know there will be cameras that send this. So, this is
205 * unspecified chromaticities and full 0-255 on each of the
206 * Y'CbCr components
207 */
208 V4L2_COLORSPACE_JPEG = 7,
209
210 /* For RGB colourspaces, this is probably a good start. */
211 V4L2_COLORSPACE_SRGB = 8,
212 };
213
214 enum <link linkend="v4l2-priority">v4l2_priority</link> {
215 V4L2_PRIORITY_UNSET = 0, /* not initialized */
216 V4L2_PRIORITY_BACKGROUND = 1,
217 V4L2_PRIORITY_INTERACTIVE = 2,
218 V4L2_PRIORITY_RECORD = 3,
219 V4L2_PRIORITY_DEFAULT = V4L2_PRIORITY_INTERACTIVE,
220 };
221
222 struct <link linkend="v4l2-rect">v4l2_rect</link> {
223 __s32 left;
224 __s32 top;
225 __s32 width;
226 __s32 height;
227 };
228
229 struct <link linkend="v4l2-fract">v4l2_fract</link> {
230 __u32 numerator;
231 __u32 denominator;
232 };
233
234 /*
235 * D R I V E R C A P A B I L I T I E S
236 */
237 struct <link linkend="v4l2-capability">v4l2_capability</link> {
238 __u8 driver[16]; /* i.e.ie; "bttv" */
239 __u8 card[32]; /* i.e.ie; "Hauppauge WinTV" */
240 __u8 bus_info[32]; /* "PCI:" + pci_name(pci_dev) */
241 __u32 version; /* should use KERNEL_VERSION() */
242 __u32 capabilities; /* Device capabilities */
243 __u32 reserved[4];
244 };
245
246 /* Values for 'capabilities' field */
247 #define V4L2_CAP_VIDEO_CAPTURE 0x00000001 /* Is a video capture device */
248 #define V4L2_CAP_VIDEO_OUTPUT 0x00000002 /* Is a video output device */
249 #define V4L2_CAP_VIDEO_OVERLAY 0x00000004 /* Can do video overlay */
250 #define V4L2_CAP_VBI_CAPTURE 0x00000010 /* Is a raw VBI capture device */
251 #define V4L2_CAP_VBI_OUTPUT 0x00000020 /* Is a raw VBI output device */
252 #define V4L2_CAP_SLICED_VBI_CAPTURE 0x00000040 /* Is a sliced VBI capture device */
253 #define V4L2_CAP_SLICED_VBI_OUTPUT 0x00000080 /* Is a sliced VBI output device */
254 #define V4L2_CAP_RDS_CAPTURE 0x00000100 /* RDS data capture */
255 #define V4L2_CAP_VIDEO_OUTPUT_OVERLAY 0x00000200 /* Can do video output overlay */
256 #define V4L2_CAP_HW_FREQ_SEEK 0x00000400 /* Can do hardware frequency seek */
257 #define V4L2_CAP_RDS_OUTPUT 0x00000800 /* Is an RDS encoder */
258
259 #define V4L2_CAP_TUNER 0x00010000 /* has a tuner */
260 #define V4L2_CAP_AUDIO 0x00020000 /* has audio support */
261 #define V4L2_CAP_RADIO 0x00040000 /* is a radio device */
262 #define V4L2_CAP_MODULATOR 0x00080000 /* has a modulator */
263
264 #define V4L2_CAP_READWRITE 0x01000000 /* read/write systemcalls */
265 #define V4L2_CAP_ASYNCIO 0x02000000 /* async I/O */
266 #define V4L2_CAP_STREAMING 0x04000000 /* streaming I/O ioctls */
267
268 /*
269 * V I D E O I M A G E F O R M A T
270 */
271 struct <link linkend="v4l2-pix-format">v4l2_pix_format</link> {
272 __u32 width;
273 __u32 height;
274 __u32 pixelformat;
275 enum <link linkend="v4l2-field">v4l2_field</link> field;
276 __u32 bytesperline; /* for padding, zero if unused */
277 __u32 sizeimage;
278 enum <link linkend="v4l2-colorspace">v4l2_colorspace</link> colorspace;
279 __u32 priv; /* private data, depends on pixelformat */
280 };
281
282 /* Pixel format FOURCC depth Description */
283
284 /* RGB formats */
285 #define <link linkend="V4L2-PIX-FMT-RGB332">V4L2_PIX_FMT_RGB332</link> v4l2_fourcc('R', 'G', 'B', '1') /* 8 RGB-3-3-2 */
286 #define <link linkend="V4L2-PIX-FMT-RGB444">V4L2_PIX_FMT_RGB444</link> v4l2_fourcc('R', '4', '4', '4') /* 16 xxxxrrrr ggggbbbb */
287 #define <link linkend="V4L2-PIX-FMT-RGB555">V4L2_PIX_FMT_RGB555</link> v4l2_fourcc('R', 'G', 'B', 'O') /* 16 RGB-5-5-5 */
288 #define <link linkend="V4L2-PIX-FMT-RGB565">V4L2_PIX_FMT_RGB565</link> v4l2_fourcc('R', 'G', 'B', 'P') /* 16 RGB-5-6-5 */
289 #define <link linkend="V4L2-PIX-FMT-RGB555X">V4L2_PIX_FMT_RGB555X</link> v4l2_fourcc('R', 'G', 'B', 'Q') /* 16 RGB-5-5-5 BE */
290 #define <link linkend="V4L2-PIX-FMT-RGB565X">V4L2_PIX_FMT_RGB565X</link> v4l2_fourcc('R', 'G', 'B', 'R') /* 16 RGB-5-6-5 BE */
291 #define <link linkend="V4L2-PIX-FMT-BGR24">V4L2_PIX_FMT_BGR24</link> v4l2_fourcc('B', 'G', 'R', '3') /* 24 BGR-8-8-8 */
292 #define <link linkend="V4L2-PIX-FMT-RGB24">V4L2_PIX_FMT_RGB24</link> v4l2_fourcc('R', 'G', 'B', '3') /* 24 RGB-8-8-8 */
293 #define <link linkend="V4L2-PIX-FMT-BGR32">V4L2_PIX_FMT_BGR32</link> v4l2_fourcc('B', 'G', 'R', '4') /* 32 BGR-8-8-8-8 */
294 #define <link linkend="V4L2-PIX-FMT-RGB32">V4L2_PIX_FMT_RGB32</link> v4l2_fourcc('R', 'G', 'B', '4') /* 32 RGB-8-8-8-8 */
295
296 /* Grey formats */
297 #define <link linkend="V4L2-PIX-FMT-GREY">V4L2_PIX_FMT_GREY</link> v4l2_fourcc('G', 'R', 'E', 'Y') /* 8 Greyscale */
298 #define <link linkend="V4L2-PIX-FMT-Y16">V4L2_PIX_FMT_Y16</link> v4l2_fourcc('Y', '1', '6', ' ') /* 16 Greyscale */
299
300 /* Palette formats */
301 #define <link linkend="V4L2-PIX-FMT-PAL8">V4L2_PIX_FMT_PAL8</link> v4l2_fourcc('P', 'A', 'L', '8') /* 8 8-bit palette */
302
303 /* Luminance+Chrominance formats */
304 #define <link linkend="V4L2-PIX-FMT-YVU410">V4L2_PIX_FMT_YVU410</link> v4l2_fourcc('Y', 'V', 'U', '9') /* 9 YVU 4:1:0 */
305 #define <link linkend="V4L2-PIX-FMT-YVU420">V4L2_PIX_FMT_YVU420</link> v4l2_fourcc('Y', 'V', '1', '2') /* 12 YVU 4:2:0 */
306 #define <link linkend="V4L2-PIX-FMT-YUYV">V4L2_PIX_FMT_YUYV</link> v4l2_fourcc('Y', 'U', 'Y', 'V') /* 16 YUV 4:2:2 */
307 #define <link linkend="V4L2-PIX-FMT-YYUV">V4L2_PIX_FMT_YYUV</link> v4l2_fourcc('Y', 'Y', 'U', 'V') /* 16 YUV 4:2:2 */
308 #define <link linkend="V4L2-PIX-FMT-YVYU">V4L2_PIX_FMT_YVYU</link> v4l2_fourcc('Y', 'V', 'Y', 'U') /* 16 YVU 4:2:2 */
309 #define <link linkend="V4L2-PIX-FMT-UYVY">V4L2_PIX_FMT_UYVY</link> v4l2_fourcc('U', 'Y', 'V', 'Y') /* 16 YUV 4:2:2 */
310 #define <link linkend="V4L2-PIX-FMT-VYUY">V4L2_PIX_FMT_VYUY</link> v4l2_fourcc('V', 'Y', 'U', 'Y') /* 16 YUV 4:2:2 */
311 #define <link linkend="V4L2-PIX-FMT-YUV422P">V4L2_PIX_FMT_YUV422P</link> v4l2_fourcc('4', '2', '2', 'P') /* 16 YVU422 planar */
312 #define <link linkend="V4L2-PIX-FMT-YUV411P">V4L2_PIX_FMT_YUV411P</link> v4l2_fourcc('4', '1', '1', 'P') /* 16 YVU411 planar */
313 #define <link linkend="V4L2-PIX-FMT-Y41P">V4L2_PIX_FMT_Y41P</link> v4l2_fourcc('Y', '4', '1', 'P') /* 12 YUV 4:1:1 */
314 #define <link linkend="V4L2-PIX-FMT-YUV444">V4L2_PIX_FMT_YUV444</link> v4l2_fourcc('Y', '4', '4', '4') /* 16 xxxxyyyy uuuuvvvv */
315 #define <link linkend="V4L2-PIX-FMT-YUV555">V4L2_PIX_FMT_YUV555</link> v4l2_fourcc('Y', 'U', 'V', 'O') /* 16 YUV-5-5-5 */
316 #define <link linkend="V4L2-PIX-FMT-YUV565">V4L2_PIX_FMT_YUV565</link> v4l2_fourcc('Y', 'U', 'V', 'P') /* 16 YUV-5-6-5 */
317 #define <link linkend="V4L2-PIX-FMT-YUV32">V4L2_PIX_FMT_YUV32</link> v4l2_fourcc('Y', 'U', 'V', '4') /* 32 YUV-8-8-8-8 */
318 #define <link linkend="V4L2-PIX-FMT-YUV410">V4L2_PIX_FMT_YUV410</link> v4l2_fourcc('Y', 'U', 'V', '9') /* 9 YUV 4:1:0 */
319 #define <link linkend="V4L2-PIX-FMT-YUV420">V4L2_PIX_FMT_YUV420</link> v4l2_fourcc('Y', 'U', '1', '2') /* 12 YUV 4:2:0 */
320 #define <link linkend="V4L2-PIX-FMT-HI240">V4L2_PIX_FMT_HI240</link> v4l2_fourcc('H', 'I', '2', '4') /* 8 8-bit color */
321 #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 */
322
323 /* two planes -- one Y, one Cr + Cb interleaved */
324 #define <link linkend="V4L2-PIX-FMT-NV12">V4L2_PIX_FMT_NV12</link> v4l2_fourcc('N', 'V', '1', '2') /* 12 Y/CbCr 4:2:0 */
325 #define <link linkend="V4L2-PIX-FMT-NV21">V4L2_PIX_FMT_NV21</link> v4l2_fourcc('N', 'V', '2', '1') /* 12 Y/CrCb 4:2:0 */
326 #define <link linkend="V4L2-PIX-FMT-NV16">V4L2_PIX_FMT_NV16</link> v4l2_fourcc('N', 'V', '1', '6') /* 16 Y/CbCr 4:2:2 */
327 #define <link linkend="V4L2-PIX-FMT-NV61">V4L2_PIX_FMT_NV61</link> v4l2_fourcc('N', 'V', '6', '1') /* 16 Y/CrCb 4:2:2 */
328
329 /* Bayer formats - see http://www.siliconimaging.com/RGB%20Bayer.htm */
330 #define <link linkend="V4L2-PIX-FMT-SBGGR8">V4L2_PIX_FMT_SBGGR8</link> v4l2_fourcc('B', 'A', '8', '1') /* 8 BGBG.. GRGR.. */
331 #define <link linkend="V4L2-PIX-FMT-SGBRG8">V4L2_PIX_FMT_SGBRG8</link> v4l2_fourcc('G', 'B', 'R', 'G') /* 8 GBGB.. RGRG.. */
332 #define <link linkend="V4L2-PIX-FMT-SGRBG8">V4L2_PIX_FMT_SGRBG8</link> v4l2_fourcc('G', 'R', 'B', 'G') /* 8 GRGR.. BGBG.. */
333 #define <link linkend="V4L2-PIX-FMT-SGRBG10">V4L2_PIX_FMT_SGRBG10</link> v4l2_fourcc('B', 'A', '1', '0') /* 10bit raw bayer */
334 /* 10bit raw bayer DPCM compressed to 8 bits */
335 #define <link linkend="V4L2-PIX-FMT-SGRBG10DPCM8">V4L2_PIX_FMT_SGRBG10DPCM8</link> v4l2_fourcc('B', 'D', '1', '0')
336 /*
337 * 10bit raw bayer, expanded to 16 bits
338 * xxxxrrrrrrrrrrxxxxgggggggggg xxxxggggggggggxxxxbbbbbbbbbb...
339 */
340 #define <link linkend="V4L2-PIX-FMT-SBGGR16">V4L2_PIX_FMT_SBGGR16</link> v4l2_fourcc('B', 'Y', 'R', '2') /* 16 BGBG.. GRGR.. */
341
342 /* compressed formats */
343 #define <link linkend="V4L2-PIX-FMT-MJPEG">V4L2_PIX_FMT_MJPEG</link> v4l2_fourcc('M', 'J', 'P', 'G') /* Motion-JPEG */
344 #define <link linkend="V4L2-PIX-FMT-JPEG">V4L2_PIX_FMT_JPEG</link> v4l2_fourcc('J', 'P', 'E', 'G') /* JFIF JPEG */
345 #define <link linkend="V4L2-PIX-FMT-DV">V4L2_PIX_FMT_DV</link> v4l2_fourcc('d', 'v', 's', 'd') /* 1394 */
346 #define <link linkend="V4L2-PIX-FMT-MPEG">V4L2_PIX_FMT_MPEG</link> v4l2_fourcc('M', 'P', 'E', 'G') /* MPEG-1/2/4 */
347
348 /* Vendor-specific formats */
349 #define <link linkend="V4L2-PIX-FMT-WNVA">V4L2_PIX_FMT_WNVA</link> v4l2_fourcc('W', 'N', 'V', 'A') /* Winnov hw compress */
350 #define <link linkend="V4L2-PIX-FMT-SN9C10X">V4L2_PIX_FMT_SN9C10X</link> v4l2_fourcc('S', '9', '1', '0') /* SN9C10x compression */
351 #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 */
352 #define <link linkend="V4L2-PIX-FMT-PWC1">V4L2_PIX_FMT_PWC1</link> v4l2_fourcc('P', 'W', 'C', '1') /* pwc older webcam */
353 #define <link linkend="V4L2-PIX-FMT-PWC2">V4L2_PIX_FMT_PWC2</link> v4l2_fourcc('P', 'W', 'C', '2') /* pwc newer webcam */
354 #define <link linkend="V4L2-PIX-FMT-ET61X251">V4L2_PIX_FMT_ET61X251</link> v4l2_fourcc('E', '6', '2', '5') /* ET61X251 compression */
355 #define <link linkend="V4L2-PIX-FMT-SPCA501">V4L2_PIX_FMT_SPCA501</link> v4l2_fourcc('S', '5', '0', '1') /* YUYV per line */
356 #define <link linkend="V4L2-PIX-FMT-SPCA505">V4L2_PIX_FMT_SPCA505</link> v4l2_fourcc('S', '5', '0', '5') /* YYUV per line */
357 #define <link linkend="V4L2-PIX-FMT-SPCA508">V4L2_PIX_FMT_SPCA508</link> v4l2_fourcc('S', '5', '0', '8') /* YUVY per line */
358 #define <link linkend="V4L2-PIX-FMT-SPCA561">V4L2_PIX_FMT_SPCA561</link> v4l2_fourcc('S', '5', '6', '1') /* compressed GBRG bayer */
359 #define <link linkend="V4L2-PIX-FMT-PAC207">V4L2_PIX_FMT_PAC207</link> v4l2_fourcc('P', '2', '0', '7') /* compressed BGGR bayer */
360 #define <link linkend="V4L2-PIX-FMT-MR97310A">V4L2_PIX_FMT_MR97310A</link> v4l2_fourcc('M', '3', '1', '0') /* compressed BGGR bayer */
361 #define <link linkend="V4L2-PIX-FMT-SQ905C">V4L2_PIX_FMT_SQ905C</link> v4l2_fourcc('9', '0', '5', 'C') /* compressed RGGB bayer */
362 #define <link linkend="V4L2-PIX-FMT-PJPG">V4L2_PIX_FMT_PJPG</link> v4l2_fourcc('P', 'J', 'P', 'G') /* Pixart 73xx JPEG */
363 #define <link linkend="V4L2-PIX-FMT-OV511">V4L2_PIX_FMT_OV511</link> v4l2_fourcc('O', '5', '1', '1') /* ov511 JPEG */
364 #define <link linkend="V4L2-PIX-FMT-OV518">V4L2_PIX_FMT_OV518</link> v4l2_fourcc('O', '5', '1', '8') /* ov518 JPEG */
365 #define <link linkend="V4L2-PIX-FMT-TM6000">V4L2_PIX_FMT_TM6000</link> v4l2_fourcc('T', 'M', '6', '0') /* tm5600/tm60x0 */
366
367 /*
368 * F O R M A T E N U M E R A T I O N
369 */
370 struct <link linkend="v4l2-fmtdesc">v4l2_fmtdesc</link> {
371 __u32 index; /* Format number */
372 enum <link linkend="v4l2-buf-type">v4l2_buf_type</link> type; /* buffer type */
373 __u32 flags;
374 __u8 description[32]; /* Description string */
375 __u32 pixelformat; /* Format fourcc */
376 __u32 reserved[4];
377 };
378
379 #define V4L2_FMT_FLAG_COMPRESSED 0x0001
380 #define V4L2_FMT_FLAG_EMULATED 0x0002
381
382 #if 1 /*KEEP*/
383 /* Experimental Frame Size and frame rate enumeration */
384 /*
385 * F R A M E S I Z E E N U M E R A T I O N
386 */
387 enum <link linkend="v4l2-frmsizetypes">v4l2_frmsizetypes</link> {
388 V4L2_FRMSIZE_TYPE_DISCRETE = 1,
389 V4L2_FRMSIZE_TYPE_CONTINUOUS = 2,
390 V4L2_FRMSIZE_TYPE_STEPWISE = 3,
391 };
392
393 struct <link linkend="v4l2-frmsize-discrete">v4l2_frmsize_discrete</link> {
394 __u32 width; /* Frame width [pixel] */
395 __u32 height; /* Frame height [pixel] */
396 };
397
398 struct <link linkend="v4l2-frmsize-stepwise">v4l2_frmsize_stepwise</link> {
399 __u32 min_width; /* Minimum frame width [pixel] */
400 __u32 max_width; /* Maximum frame width [pixel] */
401 __u32 step_width; /* Frame width step size [pixel] */
402 __u32 min_height; /* Minimum frame height [pixel] */
403 __u32 max_height; /* Maximum frame height [pixel] */
404 __u32 step_height; /* Frame height step size [pixel] */
405 };
406
407 struct <link linkend="v4l2-frmsizeenum">v4l2_frmsizeenum</link> {
408 __u32 index; /* Frame size number */
409 __u32 pixel_format; /* Pixel format */
410 __u32 type; /* Frame size type the device supports. */
411
412 union { /* Frame size */
413 struct <link linkend="v4l2-frmsize-discrete">v4l2_frmsize_discrete</link> discrete;
414 struct <link linkend="v4l2-frmsize-stepwise">v4l2_frmsize_stepwise</link> stepwise;
415 };
416
417 __u32 reserved[2]; /* Reserved space for future use */
418 };
419
420 /*
421 * F R A M E R A T E E N U M E R A T I O N
422 */
423 enum <link linkend="v4l2-frmivaltypes">v4l2_frmivaltypes</link> {
424 V4L2_FRMIVAL_TYPE_DISCRETE = 1,
425 V4L2_FRMIVAL_TYPE_CONTINUOUS = 2,
426 V4L2_FRMIVAL_TYPE_STEPWISE = 3,
427 };
428
429 struct <link linkend="v4l2-frmival-stepwise">v4l2_frmival_stepwise</link> {
430 struct <link linkend="v4l2-fract">v4l2_fract</link> min; /* Minimum frame interval [s] */
431 struct <link linkend="v4l2-fract">v4l2_fract</link> max; /* Maximum frame interval [s] */
432 struct <link linkend="v4l2-fract">v4l2_fract</link> step; /* Frame interval step size [s] */
433 };
434
435 struct <link linkend="v4l2-frmivalenum">v4l2_frmivalenum</link> {
436 __u32 index; /* Frame format index */
437 __u32 pixel_format; /* Pixel format */
438 __u32 width; /* Frame width */
439 __u32 height; /* Frame height */
440 __u32 type; /* Frame interval type the device supports. */
441
442 union { /* Frame interval */
443 struct <link linkend="v4l2-fract">v4l2_fract</link> discrete;
444 struct <link linkend="v4l2-frmival-stepwise">v4l2_frmival_stepwise</link> stepwise;
445 };
446
447 __u32 reserved[2]; /* Reserved space for future use */
448 };
449 #endif
450
451 /*
452 * T I M E C O D E
453 */
454 struct <link linkend="v4l2-timecode">v4l2_timecode</link> {
455 __u32 type;
456 __u32 flags;
457 __u8 frames;
458 __u8 seconds;
459 __u8 minutes;
460 __u8 hours;
461 __u8 userbits[4];
462 };
463
464 /* Type */
465 #define V4L2_TC_TYPE_24FPS 1
466 #define V4L2_TC_TYPE_25FPS 2
467 #define V4L2_TC_TYPE_30FPS 3
468 #define V4L2_TC_TYPE_50FPS 4
469 #define V4L2_TC_TYPE_60FPS 5
470
471 /* Flags */
472 #define V4L2_TC_FLAG_DROPFRAME 0x0001 /* "drop-frame" mode */
473 #define V4L2_TC_FLAG_COLORFRAME 0x0002
474 #define V4L2_TC_USERBITS_field 0x000C
475 #define V4L2_TC_USERBITS_USERDEFINED 0x0000
476 #define V4L2_TC_USERBITS_8BITCHARS 0x0008
477 /* The above is based on SMPTE timecodes */
478
479 struct <link linkend="v4l2-jpegcompression">v4l2_jpegcompression</link> {
480 int quality;
481
482 int APPn; /* Number of APP segment to be written,
483 * must be 0..15 */
484 int APP_len; /* Length of data in JPEG APPn segment */
485 char APP_data[60]; /* Data in the JPEG APPn segment. */
486
487 int COM_len; /* Length of data in JPEG COM segment */
488 char COM_data[60]; /* Data in JPEG COM segment */
489
490 __u32 jpeg_markers; /* Which markers should go into the JPEG
491 * output. Unless you exactly know what
492 * you do, leave them untouched.
493 * Inluding less markers will make the
494 * resulting code smaller, but there will
495 * be fewer applications which can read it.
496 * The presence of the APP and COM marker
497 * is influenced by APP_len and COM_len
498 * ONLY, not by this property! */
499
500 #define V4L2_JPEG_MARKER_DHT (1&lt;&lt;3) /* Define Huffman Tables */
501 #define V4L2_JPEG_MARKER_DQT (1&lt;&lt;4) /* Define Quantization Tables */
502 #define V4L2_JPEG_MARKER_DRI (1&lt;&lt;5) /* Define Restart Interval */
503 #define V4L2_JPEG_MARKER_COM (1&lt;&lt;6) /* Comment segment */
504 #define V4L2_JPEG_MARKER_APP (1&lt;&lt;7) /* App segment, driver will
505 * allways use APP0 */
506 };
507
508 /*
509 * M E M O R Y - M A P P I N G B U F F E R S
510 */
511 struct <link linkend="v4l2-requestbuffers">v4l2_requestbuffers</link> {
512 __u32 count;
513 enum <link linkend="v4l2-buf-type">v4l2_buf_type</link> type;
514 enum <link linkend="v4l2-memory">v4l2_memory</link> memory;
515 __u32 reserved[2];
516 };
517
518 struct <link linkend="v4l2-buffer">v4l2_buffer</link> {
519 __u32 index;
520 enum <link linkend="v4l2-buf-type">v4l2_buf_type</link> type;
521 __u32 bytesused;
522 __u32 flags;
523 enum <link linkend="v4l2-field">v4l2_field</link> field;
524 struct timeval timestamp;
525 struct <link linkend="v4l2-timecode">v4l2_timecode</link> timecode;
526 __u32 sequence;
527
528 /* memory location */
529 enum <link linkend="v4l2-memory">v4l2_memory</link> memory;
530 union {
531 __u32 offset;
532 unsigned long userptr;
533 } m;
534 __u32 length;
535 __u32 input;
536 __u32 reserved;
537 };
538
539 /* Flags for 'flags' field */
540 #define V4L2_BUF_FLAG_MAPPED 0x0001 /* Buffer is mapped (flag) */
541 #define V4L2_BUF_FLAG_QUEUED 0x0002 /* Buffer is queued for processing */
542 #define V4L2_BUF_FLAG_DONE 0x0004 /* Buffer is ready */
543 #define V4L2_BUF_FLAG_KEYFRAME 0x0008 /* Image is a keyframe (I-frame) */
544 #define V4L2_BUF_FLAG_PFRAME 0x0010 /* Image is a P-frame */
545 #define V4L2_BUF_FLAG_BFRAME 0x0020 /* Image is a B-frame */
546 #define V4L2_BUF_FLAG_TIMECODE 0x0100 /* timecode field is valid */
547 #define V4L2_BUF_FLAG_INPUT 0x0200 /* input field is valid */
548
549 /*
550 * O V E R L A Y P R E V I E W
551 */
552 struct <link linkend="v4l2-framebuffer">v4l2_framebuffer</link> {
553 __u32 capability;
554 __u32 flags;
555 /* FIXME: in theory we should pass something like PCI device + memory
556 * region + offset instead of some physical address */
557 void *base;
558 struct <link linkend="v4l2-pix-format">v4l2_pix_format</link> fmt;
559 };
560 /* Flags for the 'capability' field. Read only */
561 #define V4L2_FBUF_CAP_EXTERNOVERLAY 0x0001
562 #define V4L2_FBUF_CAP_CHROMAKEY 0x0002
563 #define V4L2_FBUF_CAP_LIST_CLIPPING 0x0004
564 #define V4L2_FBUF_CAP_BITMAP_CLIPPING 0x0008
565 #define V4L2_FBUF_CAP_LOCAL_ALPHA 0x0010
566 #define V4L2_FBUF_CAP_GLOBAL_ALPHA 0x0020
567 #define V4L2_FBUF_CAP_LOCAL_INV_ALPHA 0x0040
568 /* Flags for the 'flags' field. */
569 #define V4L2_FBUF_FLAG_PRIMARY 0x0001
570 #define V4L2_FBUF_FLAG_OVERLAY 0x0002
571 #define V4L2_FBUF_FLAG_CHROMAKEY 0x0004
572 #define V4L2_FBUF_FLAG_LOCAL_ALPHA 0x0008
573 #define V4L2_FBUF_FLAG_GLOBAL_ALPHA 0x0010
574 #define V4L2_FBUF_FLAG_LOCAL_INV_ALPHA 0x0020
575
576 struct <link linkend="v4l2-clip">v4l2_clip</link> {
577 struct <link linkend="v4l2-rect">v4l2_rect</link> c;
578 struct <link linkend="v4l2-clip">v4l2_clip</link> __user *next;
579 };
580
581 struct <link linkend="v4l2-window">v4l2_window</link> {
582 struct <link linkend="v4l2-rect">v4l2_rect</link> w;
583 enum <link linkend="v4l2-field">v4l2_field</link> field;
584 __u32 chromakey;
585 struct <link linkend="v4l2-clip">v4l2_clip</link> __user *clips;
586 __u32 clipcount;
587 void __user *bitmap;
588 __u8 global_alpha;
589 };
590
591 /*
592 * C A P T U R E P A R A M E T E R S
593 */
594 struct <link linkend="v4l2-captureparm">v4l2_captureparm</link> {
595 __u32 capability; /* Supported modes */
596 __u32 capturemode; /* Current mode */
597 struct <link linkend="v4l2-fract">v4l2_fract</link> timeperframe; /* Time per frame in .1us units */
598 __u32 extendedmode; /* Driver-specific extensions */
599 __u32 readbuffers; /* # of buffers for read */
600 __u32 reserved[4];
601 };
602
603 /* Flags for 'capability' and 'capturemode' fields */
604 #define V4L2_MODE_HIGHQUALITY 0x0001 /* High quality imaging mode */
605 #define V4L2_CAP_TIMEPERFRAME 0x1000 /* timeperframe field is supported */
606
607 struct <link linkend="v4l2-outputparm">v4l2_outputparm</link> {
608 __u32 capability; /* Supported modes */
609 __u32 outputmode; /* Current mode */
610 struct <link linkend="v4l2-fract">v4l2_fract</link> timeperframe; /* Time per frame in seconds */
611 __u32 extendedmode; /* Driver-specific extensions */
612 __u32 writebuffers; /* # of buffers for write */
613 __u32 reserved[4];
614 };
615
616 /*
617 * I N P U T I M A G E C R O P P I N G
618 */
619 struct <link linkend="v4l2-cropcap">v4l2_cropcap</link> {
620 enum <link linkend="v4l2-buf-type">v4l2_buf_type</link> type;
621 struct <link linkend="v4l2-rect">v4l2_rect</link> bounds;
622 struct <link linkend="v4l2-rect">v4l2_rect</link> defrect;
623 struct <link linkend="v4l2-fract">v4l2_fract</link> pixelaspect;
624 };
625
626 struct <link linkend="v4l2-crop">v4l2_crop</link> {
627 enum <link linkend="v4l2-buf-type">v4l2_buf_type</link> type;
628 struct <link linkend="v4l2-rect">v4l2_rect</link> c;
629 };
630
631 /*
632 * A N A L O G V I D E O S T A N D A R D
633 */
634
635 typedef __u64 v4l2_std_id;
636
637 /* one bit for each */
638 #define V4L2_STD_PAL_B ((v4l2_std_id)0x00000001)
639 #define V4L2_STD_PAL_B1 ((v4l2_std_id)0x00000002)
640 #define V4L2_STD_PAL_G ((v4l2_std_id)0x00000004)
641 #define V4L2_STD_PAL_H ((v4l2_std_id)0x00000008)
642 #define V4L2_STD_PAL_I ((v4l2_std_id)0x00000010)
643 #define V4L2_STD_PAL_D ((v4l2_std_id)0x00000020)
644 #define V4L2_STD_PAL_D1 ((v4l2_std_id)0x00000040)
645 #define V4L2_STD_PAL_K ((v4l2_std_id)0x00000080)
646
647 #define V4L2_STD_PAL_M ((v4l2_std_id)0x00000100)
648 #define V4L2_STD_PAL_N ((v4l2_std_id)0x00000200)
649 #define V4L2_STD_PAL_Nc ((v4l2_std_id)0x00000400)
650 #define V4L2_STD_PAL_60 ((v4l2_std_id)0x00000800)
651
652 #define V4L2_STD_NTSC_M ((v4l2_std_id)0x00001000)
653 #define V4L2_STD_NTSC_M_JP ((v4l2_std_id)0x00002000)
654 #define V4L2_STD_NTSC_443 ((v4l2_std_id)0x00004000)
655 #define V4L2_STD_NTSC_M_KR ((v4l2_std_id)0x00008000)
656
657 #define V4L2_STD_SECAM_B ((v4l2_std_id)0x00010000)
658 #define V4L2_STD_SECAM_D ((v4l2_std_id)0x00020000)
659 #define V4L2_STD_SECAM_G ((v4l2_std_id)0x00040000)
660 #define V4L2_STD_SECAM_H ((v4l2_std_id)0x00080000)
661 #define V4L2_STD_SECAM_K ((v4l2_std_id)0x00100000)
662 #define V4L2_STD_SECAM_K1 ((v4l2_std_id)0x00200000)
663 #define V4L2_STD_SECAM_L ((v4l2_std_id)0x00400000)
664 #define V4L2_STD_SECAM_LC ((v4l2_std_id)0x00800000)
665
666 /* ATSC/HDTV */
667 #define V4L2_STD_ATSC_8_VSB ((v4l2_std_id)0x01000000)
668 #define V4L2_STD_ATSC_16_VSB ((v4l2_std_id)0x02000000)
669
670 /* FIXME:
671 Although std_id is 64 bits, there is an issue on PPC32 architecture that
672 makes switch(__u64) to break. So, there's a hack on v4l2-common.c rounding
673 this value to 32 bits.
674 As, currently, the max value is for V4L2_STD_ATSC_16_VSB (30 bits wide),
675 it should work fine. However, if needed to add more than two standards,
676 v4l2-common.c should be fixed.
677 */
678
679 /* some merged standards */
680 #define V4L2_STD_MN (V4L2_STD_PAL_M|V4L2_STD_PAL_N|V4L2_STD_PAL_Nc|V4L2_STD_NTSC)
681 #define V4L2_STD_B (V4L2_STD_PAL_B|V4L2_STD_PAL_B1|V4L2_STD_SECAM_B)
682 #define V4L2_STD_GH (V4L2_STD_PAL_G|V4L2_STD_PAL_H|V4L2_STD_SECAM_G|V4L2_STD_SECAM_H)
683 #define V4L2_STD_DK (V4L2_STD_PAL_DK|V4L2_STD_SECAM_DK)
684
685 /* some common needed stuff */
686 #define V4L2_STD_PAL_BG (V4L2_STD_PAL_B |\
687 V4L2_STD_PAL_B1 |\
688 V4L2_STD_PAL_G)
689 #define V4L2_STD_PAL_DK (V4L2_STD_PAL_D |\
690 V4L2_STD_PAL_D1 |\
691 V4L2_STD_PAL_K)
692 #define V4L2_STD_PAL (V4L2_STD_PAL_BG |\
693 V4L2_STD_PAL_DK |\
694 V4L2_STD_PAL_H |\
695 V4L2_STD_PAL_I)
696 #define V4L2_STD_NTSC (V4L2_STD_NTSC_M |\
697 V4L2_STD_NTSC_M_JP |\
698 V4L2_STD_NTSC_M_KR)
699 #define V4L2_STD_SECAM_DK (V4L2_STD_SECAM_D |\
700 V4L2_STD_SECAM_K |\
701 V4L2_STD_SECAM_K1)
702 #define V4L2_STD_SECAM (V4L2_STD_SECAM_B |\
703 V4L2_STD_SECAM_G |\
704 V4L2_STD_SECAM_H |\
705 V4L2_STD_SECAM_DK |\
706 V4L2_STD_SECAM_L |\
707 V4L2_STD_SECAM_LC)
708
709 #define V4L2_STD_525_60 (V4L2_STD_PAL_M |\
710 V4L2_STD_PAL_60 |\
711 V4L2_STD_NTSC |\
712 V4L2_STD_NTSC_443)
713 #define V4L2_STD_625_50 (V4L2_STD_PAL |\
714 V4L2_STD_PAL_N |\
715 V4L2_STD_PAL_Nc |\
716 V4L2_STD_SECAM)
717 #define V4L2_STD_ATSC (V4L2_STD_ATSC_8_VSB |\
718 V4L2_STD_ATSC_16_VSB)
719
720 #define V4L2_STD_UNKNOWN 0
721 #define V4L2_STD_ALL (V4L2_STD_525_60 |\
722 V4L2_STD_625_50)
723
724 struct <link linkend="v4l2-standard">v4l2_standard</link> {
725 __u32 index;
726 v4l2_std_id id;
727 __u8 name[24];
728 struct <link linkend="v4l2-fract">v4l2_fract</link> frameperiod; /* Frames, not fields */
729 __u32 framelines;
730 __u32 reserved[4];
731 };
732
733 /*
734 * V I D E O I N P U T S
735 */
736 struct <link linkend="v4l2-input">v4l2_input</link> {
737 __u32 index; /* Which input */
738 __u8 name[32]; /* Label */
739 __u32 type; /* Type of input */
740 __u32 audioset; /* Associated audios (bitfield) */
741 __u32 tuner; /* Associated tuner */
742 v4l2_std_id std;
743 __u32 status;
744 __u32 reserved[4];
745 };
746
747 /* Values for the 'type' field */
748 #define V4L2_INPUT_TYPE_TUNER 1
749 #define V4L2_INPUT_TYPE_CAMERA 2
750
751 /* field 'status' - general */
752 #define V4L2_IN_ST_NO_POWER 0x00000001 /* Attached device is off */
753 #define V4L2_IN_ST_NO_SIGNAL 0x00000002
754 #define V4L2_IN_ST_NO_COLOR 0x00000004
755
756 /* field 'status' - sensor orientation */
757 /* If sensor is mounted upside down set both bits */
758 #define V4L2_IN_ST_HFLIP 0x00000010 /* Frames are flipped horizontally */
759 #define V4L2_IN_ST_VFLIP 0x00000020 /* Frames are flipped vertically */
760
761 /* field 'status' - analog */
762 #define V4L2_IN_ST_NO_H_LOCK 0x00000100 /* No horizontal sync lock */
763 #define V4L2_IN_ST_COLOR_KILL 0x00000200 /* Color killer is active */
764
765 /* field 'status' - digital */
766 #define V4L2_IN_ST_NO_SYNC 0x00010000 /* No synchronization lock */
767 #define V4L2_IN_ST_NO_EQU 0x00020000 /* No equalizer lock */
768 #define V4L2_IN_ST_NO_CARRIER 0x00040000 /* Carrier recovery failed */
769
770 /* field 'status' - VCR and set-top box */
771 #define V4L2_IN_ST_MACROVISION 0x01000000 /* Macrovision detected */
772 #define V4L2_IN_ST_NO_ACCESS 0x02000000 /* Conditional access denied */
773 #define V4L2_IN_ST_VTR 0x04000000 /* VTR time constant */
774
775 /*
776 * V I D E O O U T P U T S
777 */
778 struct <link linkend="v4l2-output">v4l2_output</link> {
779 __u32 index; /* Which output */
780 __u8 name[32]; /* Label */
781 __u32 type; /* Type of output */
782 __u32 audioset; /* Associated audios (bitfield) */
783 __u32 modulator; /* Associated modulator */
784 v4l2_std_id std;
785 __u32 reserved[4];
786 };
787 /* Values for the 'type' field */
788 #define V4L2_OUTPUT_TYPE_MODULATOR 1
789 #define V4L2_OUTPUT_TYPE_ANALOG 2
790 #define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY 3
791
792 /*
793 * C O N T R O L S
794 */
795 struct <link linkend="v4l2-control">v4l2_control</link> {
796 __u32 id;
797 __s32 value;
798 };
799
800 struct <link linkend="v4l2-ext-control">v4l2_ext_control</link> {
801 __u32 id;
802 __u32 size;
803 __u32 reserved2[1];
804 union {
805 __s32 value;
806 __s64 value64;
807 char *string;
808 };
809 } __attribute__ ((packed));
810
811 struct <link linkend="v4l2-ext-controls">v4l2_ext_controls</link> {
812 __u32 ctrl_class;
813 __u32 count;
814 __u32 error_idx;
815 __u32 reserved[2];
816 struct <link linkend="v4l2-ext-control">v4l2_ext_control</link> *controls;
817 };
818
819 /* Values for ctrl_class field */
820 #define V4L2_CTRL_CLASS_USER 0x00980000 /* Old-style 'user' controls */
821 #define V4L2_CTRL_CLASS_MPEG 0x00990000 /* MPEG-compression controls */
822 #define V4L2_CTRL_CLASS_CAMERA 0x009a0000 /* Camera class controls */
823 #define V4L2_CTRL_CLASS_FM_TX 0x009b0000 /* FM Modulator control class */
824
825 #define V4L2_CTRL_ID_MASK (0x0fffffff)
826 #define V4L2_CTRL_ID2CLASS(id) ((id) &amp; 0x0fff0000UL)
827 #define V4L2_CTRL_DRIVER_PRIV(id) (((id) &amp; 0xffff) &gt;= 0x1000)
828
829 /* Used in the VIDIOC_QUERYCTRL ioctl for querying controls */
830 struct <link linkend="v4l2-queryctrl">v4l2_queryctrl</link> {
831 __u32 id;
832 enum <link linkend="v4l2-ctrl-type">v4l2_ctrl_type</link> type;
833 __u8 name[32]; /* Whatever */
834 __s32 minimum; /* Note signedness */
835 __s32 maximum;
836 __s32 step;
837 __s32 default_value;
838 __u32 flags;
839 __u32 reserved[2];
840 };
841
842 /* Used in the VIDIOC_QUERYMENU ioctl for querying menu items */
843 struct <link linkend="v4l2-querymenu">v4l2_querymenu</link> {
844 __u32 id;
845 __u32 index;
846 __u8 name[32]; /* Whatever */
847 __u32 reserved;
848 };
849
850 /* Control flags */
851 #define V4L2_CTRL_FLAG_DISABLED 0x0001
852 #define V4L2_CTRL_FLAG_GRABBED 0x0002
853 #define V4L2_CTRL_FLAG_READ_ONLY 0x0004
854 #define V4L2_CTRL_FLAG_UPDATE 0x0008
855 #define V4L2_CTRL_FLAG_INACTIVE 0x0010
856 #define V4L2_CTRL_FLAG_SLIDER 0x0020
857 #define V4L2_CTRL_FLAG_WRITE_ONLY 0x0040
858
859 /* Query flag, to be ORed with the control ID */
860 #define V4L2_CTRL_FLAG_NEXT_CTRL 0x80000000
861
862 /* User-class control IDs defined by V4L2 */
863 #define V4L2_CID_BASE (V4L2_CTRL_CLASS_USER | 0x900)
864 #define V4L2_CID_USER_BASE V4L2_CID_BASE
865 /* IDs reserved for driver specific controls */
866 #define V4L2_CID_PRIVATE_BASE 0x08000000
867
868 #define V4L2_CID_USER_CLASS (V4L2_CTRL_CLASS_USER | 1)
869 #define V4L2_CID_BRIGHTNESS (V4L2_CID_BASE+0)
870 #define V4L2_CID_CONTRAST (V4L2_CID_BASE+1)
871 #define V4L2_CID_SATURATION (V4L2_CID_BASE+2)
872 #define V4L2_CID_HUE (V4L2_CID_BASE+3)
873 #define V4L2_CID_AUDIO_VOLUME (V4L2_CID_BASE+5)
874 #define V4L2_CID_AUDIO_BALANCE (V4L2_CID_BASE+6)
875 #define V4L2_CID_AUDIO_BASS (V4L2_CID_BASE+7)
876 #define V4L2_CID_AUDIO_TREBLE (V4L2_CID_BASE+8)
877 #define V4L2_CID_AUDIO_MUTE (V4L2_CID_BASE+9)
878 #define V4L2_CID_AUDIO_LOUDNESS (V4L2_CID_BASE+10)
879 #define V4L2_CID_BLACK_LEVEL (V4L2_CID_BASE+11) /* Deprecated */
880 #define V4L2_CID_AUTO_WHITE_BALANCE (V4L2_CID_BASE+12)
881 #define V4L2_CID_DO_WHITE_BALANCE (V4L2_CID_BASE+13)
882 #define V4L2_CID_RED_BALANCE (V4L2_CID_BASE+14)
883 #define V4L2_CID_BLUE_BALANCE (V4L2_CID_BASE+15)
884 #define V4L2_CID_GAMMA (V4L2_CID_BASE+16)
885 #define V4L2_CID_WHITENESS (V4L2_CID_GAMMA) /* Deprecated */
886 #define V4L2_CID_EXPOSURE (V4L2_CID_BASE+17)
887 #define V4L2_CID_AUTOGAIN (V4L2_CID_BASE+18)
888 #define V4L2_CID_GAIN (V4L2_CID_BASE+19)
889 #define V4L2_CID_HFLIP (V4L2_CID_BASE+20)
890 #define V4L2_CID_VFLIP (V4L2_CID_BASE+21)
891
892 /* Deprecated; use V4L2_CID_PAN_RESET and V4L2_CID_TILT_RESET */
893 #define V4L2_CID_HCENTER (V4L2_CID_BASE+22)
894 #define V4L2_CID_VCENTER (V4L2_CID_BASE+23)
895
896 #define V4L2_CID_POWER_LINE_FREQUENCY (V4L2_CID_BASE+24)
897 enum <link linkend="v4l2-power-line-frequency">v4l2_power_line_frequency</link> {
898 V4L2_CID_POWER_LINE_FREQUENCY_DISABLED = 0,
899 V4L2_CID_POWER_LINE_FREQUENCY_50HZ = 1,
900 V4L2_CID_POWER_LINE_FREQUENCY_60HZ = 2,
901 };
902 #define V4L2_CID_HUE_AUTO (V4L2_CID_BASE+25)
903 #define V4L2_CID_WHITE_BALANCE_TEMPERATURE (V4L2_CID_BASE+26)
904 #define V4L2_CID_SHARPNESS (V4L2_CID_BASE+27)
905 #define V4L2_CID_BACKLIGHT_COMPENSATION (V4L2_CID_BASE+28)
906 #define V4L2_CID_CHROMA_AGC (V4L2_CID_BASE+29)
907 #define V4L2_CID_COLOR_KILLER (V4L2_CID_BASE+30)
908 #define V4L2_CID_COLORFX (V4L2_CID_BASE+31)
909 enum <link linkend="v4l2-colorfx">v4l2_colorfx</link> {
910 V4L2_COLORFX_NONE = 0,
911 V4L2_COLORFX_BW = 1,
912 V4L2_COLORFX_SEPIA = 2,
913 };
914 #define V4L2_CID_AUTOBRIGHTNESS (V4L2_CID_BASE+32)
915 #define V4L2_CID_BAND_STOP_FILTER (V4L2_CID_BASE+33)
916
917 /* last CID + 1 */
918 #define V4L2_CID_LASTP1 (V4L2_CID_BASE+34)
919
920 /* MPEG-class control IDs defined by V4L2 */
921 #define V4L2_CID_MPEG_BASE (V4L2_CTRL_CLASS_MPEG | 0x900)
922 #define V4L2_CID_MPEG_CLASS (V4L2_CTRL_CLASS_MPEG | 1)
923
924 /* MPEG streams */
925 #define V4L2_CID_MPEG_STREAM_TYPE (V4L2_CID_MPEG_BASE+0)
926 enum <link linkend="v4l2-mpeg-stream-type">v4l2_mpeg_stream_type</link> {
927 V4L2_MPEG_STREAM_TYPE_MPEG2_PS = 0, /* MPEG-2 program stream */
928 V4L2_MPEG_STREAM_TYPE_MPEG2_TS = 1, /* MPEG-2 transport stream */
929 V4L2_MPEG_STREAM_TYPE_MPEG1_SS = 2, /* MPEG-1 system stream */
930 V4L2_MPEG_STREAM_TYPE_MPEG2_DVD = 3, /* MPEG-2 DVD-compatible stream */
931 V4L2_MPEG_STREAM_TYPE_MPEG1_VCD = 4, /* MPEG-1 VCD-compatible stream */
932 V4L2_MPEG_STREAM_TYPE_MPEG2_SVCD = 5, /* MPEG-2 SVCD-compatible stream */
933 };
934 #define V4L2_CID_MPEG_STREAM_PID_PMT (V4L2_CID_MPEG_BASE+1)
935 #define V4L2_CID_MPEG_STREAM_PID_AUDIO (V4L2_CID_MPEG_BASE+2)
936 #define V4L2_CID_MPEG_STREAM_PID_VIDEO (V4L2_CID_MPEG_BASE+3)
937 #define V4L2_CID_MPEG_STREAM_PID_PCR (V4L2_CID_MPEG_BASE+4)
938 #define V4L2_CID_MPEG_STREAM_PES_ID_AUDIO (V4L2_CID_MPEG_BASE+5)
939 #define V4L2_CID_MPEG_STREAM_PES_ID_VIDEO (V4L2_CID_MPEG_BASE+6)
940 #define V4L2_CID_MPEG_STREAM_VBI_FMT (V4L2_CID_MPEG_BASE+7)
941 enum <link linkend="v4l2-mpeg-stream-vbi-fmt">v4l2_mpeg_stream_vbi_fmt</link> {
942 V4L2_MPEG_STREAM_VBI_FMT_NONE = 0, /* No VBI in the MPEG stream */
943 V4L2_MPEG_STREAM_VBI_FMT_IVTV = 1, /* VBI in private packets, IVTV format */
944 };
945
946 /* MPEG audio */
947 #define V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ (V4L2_CID_MPEG_BASE+100)
948 enum <link linkend="v4l2-mpeg-audio-sampling-freq">v4l2_mpeg_audio_sampling_freq</link> {
949 V4L2_MPEG_AUDIO_SAMPLING_FREQ_44100 = 0,
950 V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000 = 1,
951 V4L2_MPEG_AUDIO_SAMPLING_FREQ_32000 = 2,
952 };
953 #define V4L2_CID_MPEG_AUDIO_ENCODING (V4L2_CID_MPEG_BASE+101)
954 enum <link linkend="v4l2-mpeg-audio-encoding">v4l2_mpeg_audio_encoding</link> {
955 V4L2_MPEG_AUDIO_ENCODING_LAYER_1 = 0,
956 V4L2_MPEG_AUDIO_ENCODING_LAYER_2 = 1,
957 V4L2_MPEG_AUDIO_ENCODING_LAYER_3 = 2,
958 V4L2_MPEG_AUDIO_ENCODING_AAC = 3,
959 V4L2_MPEG_AUDIO_ENCODING_AC3 = 4,
960 };
961 #define V4L2_CID_MPEG_AUDIO_L1_BITRATE (V4L2_CID_MPEG_BASE+102)
962 enum <link linkend="v4l2-mpeg-audio-l1-bitrate">v4l2_mpeg_audio_l1_bitrate</link> {
963 V4L2_MPEG_AUDIO_L1_BITRATE_32K = 0,
964 V4L2_MPEG_AUDIO_L1_BITRATE_64K = 1,
965 V4L2_MPEG_AUDIO_L1_BITRATE_96K = 2,
966 V4L2_MPEG_AUDIO_L1_BITRATE_128K = 3,
967 V4L2_MPEG_AUDIO_L1_BITRATE_160K = 4,
968 V4L2_MPEG_AUDIO_L1_BITRATE_192K = 5,
969 V4L2_MPEG_AUDIO_L1_BITRATE_224K = 6,
970 V4L2_MPEG_AUDIO_L1_BITRATE_256K = 7,
971 V4L2_MPEG_AUDIO_L1_BITRATE_288K = 8,
972 V4L2_MPEG_AUDIO_L1_BITRATE_320K = 9,
973 V4L2_MPEG_AUDIO_L1_BITRATE_352K = 10,
974 V4L2_MPEG_AUDIO_L1_BITRATE_384K = 11,
975 V4L2_MPEG_AUDIO_L1_BITRATE_416K = 12,
976 V4L2_MPEG_AUDIO_L1_BITRATE_448K = 13,
977 };
978 #define V4L2_CID_MPEG_AUDIO_L2_BITRATE (V4L2_CID_MPEG_BASE+103)
979 enum <link linkend="v4l2-mpeg-audio-l2-bitrate">v4l2_mpeg_audio_l2_bitrate</link> {
980 V4L2_MPEG_AUDIO_L2_BITRATE_32K = 0,
981 V4L2_MPEG_AUDIO_L2_BITRATE_48K = 1,
982 V4L2_MPEG_AUDIO_L2_BITRATE_56K = 2,
983 V4L2_MPEG_AUDIO_L2_BITRATE_64K = 3,
984 V4L2_MPEG_AUDIO_L2_BITRATE_80K = 4,
985 V4L2_MPEG_AUDIO_L2_BITRATE_96K = 5,
986 V4L2_MPEG_AUDIO_L2_BITRATE_112K = 6,
987 V4L2_MPEG_AUDIO_L2_BITRATE_128K = 7,
988 V4L2_MPEG_AUDIO_L2_BITRATE_160K = 8,
989 V4L2_MPEG_AUDIO_L2_BITRATE_192K = 9,
990 V4L2_MPEG_AUDIO_L2_BITRATE_224K = 10,
991 V4L2_MPEG_AUDIO_L2_BITRATE_256K = 11,
992 V4L2_MPEG_AUDIO_L2_BITRATE_320K = 12,
993 V4L2_MPEG_AUDIO_L2_BITRATE_384K = 13,
994 };
995 #define V4L2_CID_MPEG_AUDIO_L3_BITRATE (V4L2_CID_MPEG_BASE+104)
996 enum <link linkend="v4l2-mpeg-audio-l3-bitrate">v4l2_mpeg_audio_l3_bitrate</link> {
997 V4L2_MPEG_AUDIO_L3_BITRATE_32K = 0,
998 V4L2_MPEG_AUDIO_L3_BITRATE_40K = 1,
999 V4L2_MPEG_AUDIO_L3_BITRATE_48K = 2,
1000 V4L2_MPEG_AUDIO_L3_BITRATE_56K = 3,
1001 V4L2_MPEG_AUDIO_L3_BITRATE_64K = 4,
1002 V4L2_MPEG_AUDIO_L3_BITRATE_80K = 5,
1003 V4L2_MPEG_AUDIO_L3_BITRATE_96K = 6,
1004 V4L2_MPEG_AUDIO_L3_BITRATE_112K = 7,
1005 V4L2_MPEG_AUDIO_L3_BITRATE_128K = 8,
1006 V4L2_MPEG_AUDIO_L3_BITRATE_160K = 9,
1007 V4L2_MPEG_AUDIO_L3_BITRATE_192K = 10,
1008 V4L2_MPEG_AUDIO_L3_BITRATE_224K = 11,
1009 V4L2_MPEG_AUDIO_L3_BITRATE_256K = 12,
1010 V4L2_MPEG_AUDIO_L3_BITRATE_320K = 13,
1011 };
1012 #define V4L2_CID_MPEG_AUDIO_MODE (V4L2_CID_MPEG_BASE+105)
1013 enum <link linkend="v4l2-mpeg-audio-mode">v4l2_mpeg_audio_mode</link> {
1014 V4L2_MPEG_AUDIO_MODE_STEREO = 0,
1015 V4L2_MPEG_AUDIO_MODE_JOINT_STEREO = 1,
1016 V4L2_MPEG_AUDIO_MODE_DUAL = 2,
1017 V4L2_MPEG_AUDIO_MODE_MONO = 3,
1018 };
1019 #define V4L2_CID_MPEG_AUDIO_MODE_EXTENSION (V4L2_CID_MPEG_BASE+106)
1020 enum <link linkend="v4l2-mpeg-audio-mode-extension">v4l2_mpeg_audio_mode_extension</link> {
1021 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4 = 0,
1022 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_8 = 1,
1023 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_12 = 2,
1024 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_16 = 3,
1025 };
1026 #define V4L2_CID_MPEG_AUDIO_EMPHASIS (V4L2_CID_MPEG_BASE+107)
1027 enum <link linkend="v4l2-mpeg-audio-emphasis">v4l2_mpeg_audio_emphasis</link> {
1028 V4L2_MPEG_AUDIO_EMPHASIS_NONE = 0,
1029 V4L2_MPEG_AUDIO_EMPHASIS_50_DIV_15_uS = 1,
1030 V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17 = 2,
1031 };
1032 #define V4L2_CID_MPEG_AUDIO_CRC (V4L2_CID_MPEG_BASE+108)
1033 enum <link linkend="v4l2-mpeg-audio-crc">v4l2_mpeg_audio_crc</link> {
1034 V4L2_MPEG_AUDIO_CRC_NONE = 0,
1035 V4L2_MPEG_AUDIO_CRC_CRC16 = 1,
1036 };
1037 #define V4L2_CID_MPEG_AUDIO_MUTE (V4L2_CID_MPEG_BASE+109)
1038 #define V4L2_CID_MPEG_AUDIO_AAC_BITRATE (V4L2_CID_MPEG_BASE+110)
1039 #define V4L2_CID_MPEG_AUDIO_AC3_BITRATE (V4L2_CID_MPEG_BASE+111)
1040 enum <link linkend="v4l2-mpeg-audio-ac3-bitrate">v4l2_mpeg_audio_ac3_bitrate</link> {
1041 V4L2_MPEG_AUDIO_AC3_BITRATE_32K = 0,
1042 V4L2_MPEG_AUDIO_AC3_BITRATE_40K = 1,
1043 V4L2_MPEG_AUDIO_AC3_BITRATE_48K = 2,
1044 V4L2_MPEG_AUDIO_AC3_BITRATE_56K = 3,
1045 V4L2_MPEG_AUDIO_AC3_BITRATE_64K = 4,
1046 V4L2_MPEG_AUDIO_AC3_BITRATE_80K = 5,
1047 V4L2_MPEG_AUDIO_AC3_BITRATE_96K = 6,
1048 V4L2_MPEG_AUDIO_AC3_BITRATE_112K = 7,
1049 V4L2_MPEG_AUDIO_AC3_BITRATE_128K = 8,
1050 V4L2_MPEG_AUDIO_AC3_BITRATE_160K = 9,
1051 V4L2_MPEG_AUDIO_AC3_BITRATE_192K = 10,
1052 V4L2_MPEG_AUDIO_AC3_BITRATE_224K = 11,
1053 V4L2_MPEG_AUDIO_AC3_BITRATE_256K = 12,
1054 V4L2_MPEG_AUDIO_AC3_BITRATE_320K = 13,
1055 V4L2_MPEG_AUDIO_AC3_BITRATE_384K = 14,
1056 V4L2_MPEG_AUDIO_AC3_BITRATE_448K = 15,
1057 V4L2_MPEG_AUDIO_AC3_BITRATE_512K = 16,
1058 V4L2_MPEG_AUDIO_AC3_BITRATE_576K = 17,
1059 V4L2_MPEG_AUDIO_AC3_BITRATE_640K = 18,
1060 };
1061
1062 /* MPEG video */
1063 #define V4L2_CID_MPEG_VIDEO_ENCODING (V4L2_CID_MPEG_BASE+200)
1064 enum <link linkend="v4l2-mpeg-video-encoding">v4l2_mpeg_video_encoding</link> {
1065 V4L2_MPEG_VIDEO_ENCODING_MPEG_1 = 0,
1066 V4L2_MPEG_VIDEO_ENCODING_MPEG_2 = 1,
1067 V4L2_MPEG_VIDEO_ENCODING_MPEG_4_AVC = 2,
1068 };
1069 #define V4L2_CID_MPEG_VIDEO_ASPECT (V4L2_CID_MPEG_BASE+201)
1070 enum <link linkend="v4l2-mpeg-video-aspect">v4l2_mpeg_video_aspect</link> {
1071 V4L2_MPEG_VIDEO_ASPECT_1x1 = 0,
1072 V4L2_MPEG_VIDEO_ASPECT_4x3 = 1,
1073 V4L2_MPEG_VIDEO_ASPECT_16x9 = 2,
1074 V4L2_MPEG_VIDEO_ASPECT_221x100 = 3,
1075 };
1076 #define V4L2_CID_MPEG_VIDEO_B_FRAMES (V4L2_CID_MPEG_BASE+202)
1077 #define V4L2_CID_MPEG_VIDEO_GOP_SIZE (V4L2_CID_MPEG_BASE+203)
1078 #define V4L2_CID_MPEG_VIDEO_GOP_CLOSURE (V4L2_CID_MPEG_BASE+204)
1079 #define V4L2_CID_MPEG_VIDEO_PULLDOWN (V4L2_CID_MPEG_BASE+205)
1080 #define V4L2_CID_MPEG_VIDEO_BITRATE_MODE (V4L2_CID_MPEG_BASE+206)
1081 enum <link linkend="v4l2-mpeg-video-bitrate-mode">v4l2_mpeg_video_bitrate_mode</link> {
1082 V4L2_MPEG_VIDEO_BITRATE_MODE_VBR = 0,
1083 V4L2_MPEG_VIDEO_BITRATE_MODE_CBR = 1,
1084 };
1085 #define V4L2_CID_MPEG_VIDEO_BITRATE (V4L2_CID_MPEG_BASE+207)
1086 #define V4L2_CID_MPEG_VIDEO_BITRATE_PEAK (V4L2_CID_MPEG_BASE+208)
1087 #define V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION (V4L2_CID_MPEG_BASE+209)
1088 #define V4L2_CID_MPEG_VIDEO_MUTE (V4L2_CID_MPEG_BASE+210)
1089 #define V4L2_CID_MPEG_VIDEO_MUTE_YUV (V4L2_CID_MPEG_BASE+211)
1090
1091 /* MPEG-class control IDs specific to the CX2341x driver as defined by V4L2 */
1092 #define V4L2_CID_MPEG_CX2341X_BASE (V4L2_CTRL_CLASS_MPEG | 0x1000)
1093 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE (V4L2_CID_MPEG_CX2341X_BASE+0)
1094 enum <link linkend="v4l2-mpeg-cx2341x-video-spatial-filter-mode">v4l2_mpeg_cx2341x_video_spatial_filter_mode</link> {
1095 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL = 0,
1096 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO = 1,
1097 };
1098 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER (V4L2_CID_MPEG_CX2341X_BASE+1)
1099 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+2)
1100 enum <link linkend="luma-spatial-filter-type">v4l2_mpeg_cx2341x_video_luma_spatial_filter_type</link> {
1101 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF = 0,
1102 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_HOR = 1,
1103 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_VERT = 2,
1104 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_HV_SEPARABLE = 3,
1105 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_SYM_NON_SEPARABLE = 4,
1106 };
1107 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+3)
1108 enum <link linkend="chroma-spatial-filter-type">v4l2_mpeg_cx2341x_video_chroma_spatial_filter_type</link> {
1109 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF = 0,
1110 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR = 1,
1111 };
1112 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE (V4L2_CID_MPEG_CX2341X_BASE+4)
1113 enum <link linkend="v4l2-mpeg-cx2341x-video-temporal-filter-mode">v4l2_mpeg_cx2341x_video_temporal_filter_mode</link> {
1114 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL = 0,
1115 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO = 1,
1116 };
1117 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER (V4L2_CID_MPEG_CX2341X_BASE+5)
1118 #define V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+6)
1119 enum <link linkend="v4l2-mpeg-cx2341x-video-median-filter-type">v4l2_mpeg_cx2341x_video_median_filter_type</link> {
1120 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF = 0,
1121 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR = 1,
1122 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_VERT = 2,
1123 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR_VERT = 3,
1124 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_DIAG = 4,
1125 };
1126 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM (V4L2_CID_MPEG_CX2341X_BASE+7)
1127 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP (V4L2_CID_MPEG_CX2341X_BASE+8)
1128 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM (V4L2_CID_MPEG_CX2341X_BASE+9)
1129 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP (V4L2_CID_MPEG_CX2341X_BASE+10)
1130 #define V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS (V4L2_CID_MPEG_CX2341X_BASE+11)
1131
1132 /* Camera class control IDs */
1133 #define V4L2_CID_CAMERA_CLASS_BASE (V4L2_CTRL_CLASS_CAMERA | 0x900)
1134 #define V4L2_CID_CAMERA_CLASS (V4L2_CTRL_CLASS_CAMERA | 1)
1135
1136 #define V4L2_CID_EXPOSURE_AUTO (V4L2_CID_CAMERA_CLASS_BASE+1)
1137 enum <link linkend="v4l2-exposure-auto-type">v4l2_exposure_auto_type</link> {
1138 V4L2_EXPOSURE_AUTO = 0,
1139 V4L2_EXPOSURE_MANUAL = 1,
1140 V4L2_EXPOSURE_SHUTTER_PRIORITY = 2,
1141 V4L2_EXPOSURE_APERTURE_PRIORITY = 3
1142 };
1143 #define V4L2_CID_EXPOSURE_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+2)
1144 #define V4L2_CID_EXPOSURE_AUTO_PRIORITY (V4L2_CID_CAMERA_CLASS_BASE+3)
1145
1146 #define V4L2_CID_PAN_RELATIVE (V4L2_CID_CAMERA_CLASS_BASE+4)
1147 #define V4L2_CID_TILT_RELATIVE (V4L2_CID_CAMERA_CLASS_BASE+5)
1148 #define V4L2_CID_PAN_RESET (V4L2_CID_CAMERA_CLASS_BASE+6)
1149 #define V4L2_CID_TILT_RESET (V4L2_CID_CAMERA_CLASS_BASE+7)
1150
1151 #define V4L2_CID_PAN_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+8)
1152 #define V4L2_CID_TILT_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+9)
1153
1154 #define V4L2_CID_FOCUS_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+10)
1155 #define V4L2_CID_FOCUS_RELATIVE (V4L2_CID_CAMERA_CLASS_BASE+11)
1156 #define V4L2_CID_FOCUS_AUTO (V4L2_CID_CAMERA_CLASS_BASE+12)
1157
1158 #define V4L2_CID_ZOOM_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+13)
1159 #define V4L2_CID_ZOOM_RELATIVE (V4L2_CID_CAMERA_CLASS_BASE+14)
1160 #define V4L2_CID_ZOOM_CONTINUOUS (V4L2_CID_CAMERA_CLASS_BASE+15)
1161
1162 #define V4L2_CID_PRIVACY (V4L2_CID_CAMERA_CLASS_BASE+16)
1163
1164 /* FM Modulator class control IDs */
1165 #define V4L2_CID_FM_TX_CLASS_BASE (V4L2_CTRL_CLASS_FM_TX | 0x900)
1166 #define V4L2_CID_FM_TX_CLASS (V4L2_CTRL_CLASS_FM_TX | 1)
1167
1168 #define V4L2_CID_RDS_TX_DEVIATION (V4L2_CID_FM_TX_CLASS_BASE + 1)
1169 #define V4L2_CID_RDS_TX_PI (V4L2_CID_FM_TX_CLASS_BASE + 2)
1170 #define V4L2_CID_RDS_TX_PTY (V4L2_CID_FM_TX_CLASS_BASE + 3)
1171 #define V4L2_CID_RDS_TX_PS_NAME (V4L2_CID_FM_TX_CLASS_BASE + 5)
1172 #define V4L2_CID_RDS_TX_RADIO_TEXT (V4L2_CID_FM_TX_CLASS_BASE + 6)
1173
1174 #define V4L2_CID_AUDIO_LIMITER_ENABLED (V4L2_CID_FM_TX_CLASS_BASE + 64)
1175 #define V4L2_CID_AUDIO_LIMITER_RELEASE_TIME (V4L2_CID_FM_TX_CLASS_BASE + 65)
1176 #define V4L2_CID_AUDIO_LIMITER_DEVIATION (V4L2_CID_FM_TX_CLASS_BASE + 66)
1177
1178 #define V4L2_CID_AUDIO_COMPRESSION_ENABLED (V4L2_CID_FM_TX_CLASS_BASE + 80)
1179 #define V4L2_CID_AUDIO_COMPRESSION_GAIN (V4L2_CID_FM_TX_CLASS_BASE + 81)
1180 #define V4L2_CID_AUDIO_COMPRESSION_THRESHOLD (V4L2_CID_FM_TX_CLASS_BASE + 82)
1181 #define V4L2_CID_AUDIO_COMPRESSION_ATTACK_TIME (V4L2_CID_FM_TX_CLASS_BASE + 83)
1182 #define V4L2_CID_AUDIO_COMPRESSION_RELEASE_TIME (V4L2_CID_FM_TX_CLASS_BASE + 84)
1183
1184 #define V4L2_CID_PILOT_TONE_ENABLED (V4L2_CID_FM_TX_CLASS_BASE + 96)
1185 #define V4L2_CID_PILOT_TONE_DEVIATION (V4L2_CID_FM_TX_CLASS_BASE + 97)
1186 #define V4L2_CID_PILOT_TONE_FREQUENCY (V4L2_CID_FM_TX_CLASS_BASE + 98)
1187
1188 #define V4L2_CID_TUNE_PREEMPHASIS (V4L2_CID_FM_TX_CLASS_BASE + 112)
1189 enum <link linkend="v4l2-preemphasis">v4l2_preemphasis</link> {
1190 V4L2_PREEMPHASIS_DISABLED = 0,
1191 V4L2_PREEMPHASIS_50_uS = 1,
1192 V4L2_PREEMPHASIS_75_uS = 2,
1193 };
1194 #define V4L2_CID_TUNE_POWER_LEVEL (V4L2_CID_FM_TX_CLASS_BASE + 113)
1195 #define V4L2_CID_TUNE_ANTENNA_CAPACITOR (V4L2_CID_FM_TX_CLASS_BASE + 114)
1196
1197 /*
1198 * T U N I N G
1199 */
1200 struct <link linkend="v4l2-tuner">v4l2_tuner</link> {
1201 __u32 index;
1202 __u8 name[32];
1203 enum <link linkend="v4l2-tuner-type">v4l2_tuner_type</link> type;
1204 __u32 capability;
1205 __u32 rangelow;
1206 __u32 rangehigh;
1207 __u32 rxsubchans;
1208 __u32 audmode;
1209 __s32 signal;
1210 __s32 afc;
1211 __u32 reserved[4];
1212 };
1213
1214 struct <link linkend="v4l2-modulator">v4l2_modulator</link> {
1215 __u32 index;
1216 __u8 name[32];
1217 __u32 capability;
1218 __u32 rangelow;
1219 __u32 rangehigh;
1220 __u32 txsubchans;
1221 __u32 reserved[4];
1222 };
1223
1224 /* Flags for the 'capability' field */
1225 #define V4L2_TUNER_CAP_LOW 0x0001
1226 #define V4L2_TUNER_CAP_NORM 0x0002
1227 #define V4L2_TUNER_CAP_STEREO 0x0010
1228 #define V4L2_TUNER_CAP_LANG2 0x0020
1229 #define V4L2_TUNER_CAP_SAP 0x0020
1230 #define V4L2_TUNER_CAP_LANG1 0x0040
1231 #define V4L2_TUNER_CAP_RDS 0x0080
1232
1233 /* Flags for the 'rxsubchans' field */
1234 #define V4L2_TUNER_SUB_MONO 0x0001
1235 #define V4L2_TUNER_SUB_STEREO 0x0002
1236 #define V4L2_TUNER_SUB_LANG2 0x0004
1237 #define V4L2_TUNER_SUB_SAP 0x0004
1238 #define V4L2_TUNER_SUB_LANG1 0x0008
1239 #define V4L2_TUNER_SUB_RDS 0x0010
1240
1241 /* Values for the 'audmode' field */
1242 #define V4L2_TUNER_MODE_MONO 0x0000
1243 #define V4L2_TUNER_MODE_STEREO 0x0001
1244 #define V4L2_TUNER_MODE_LANG2 0x0002
1245 #define V4L2_TUNER_MODE_SAP 0x0002
1246 #define V4L2_TUNER_MODE_LANG1 0x0003
1247 #define V4L2_TUNER_MODE_LANG1_LANG2 0x0004
1248
1249 struct <link linkend="v4l2-frequency">v4l2_frequency</link> {
1250 __u32 tuner;
1251 enum <link linkend="v4l2-tuner-type">v4l2_tuner_type</link> type;
1252 __u32 frequency;
1253 __u32 reserved[8];
1254 };
1255
1256 struct <link linkend="v4l2-hw-freq-seek">v4l2_hw_freq_seek</link> {
1257 __u32 tuner;
1258 enum <link linkend="v4l2-tuner-type">v4l2_tuner_type</link> type;
1259 __u32 seek_upward;
1260 __u32 wrap_around;
1261 __u32 reserved[8];
1262 };
1263
1264 /*
1265 * R D S
1266 */
1267
1268 struct <link linkend="v4l2-rds-data">v4l2_rds_data</link> {
1269 __u8 lsb;
1270 __u8 msb;
1271 __u8 block;
1272 } __attribute__ ((packed));
1273
1274 #define V4L2_RDS_BLOCK_MSK 0x7
1275 #define V4L2_RDS_BLOCK_A 0
1276 #define V4L2_RDS_BLOCK_B 1
1277 #define V4L2_RDS_BLOCK_C 2
1278 #define V4L2_RDS_BLOCK_D 3
1279 #define V4L2_RDS_BLOCK_C_ALT 4
1280 #define V4L2_RDS_BLOCK_INVALID 7
1281
1282 #define V4L2_RDS_BLOCK_CORRECTED 0x40
1283 #define V4L2_RDS_BLOCK_ERROR 0x80
1284
1285 /*
1286 * A U D I O
1287 */
1288 struct <link linkend="v4l2-audio">v4l2_audio</link> {
1289 __u32 index;
1290 __u8 name[32];
1291 __u32 capability;
1292 __u32 mode;
1293 __u32 reserved[2];
1294 };
1295
1296 /* Flags for the 'capability' field */
1297 #define V4L2_AUDCAP_STEREO 0x00001
1298 #define V4L2_AUDCAP_AVL 0x00002
1299
1300 /* Flags for the 'mode' field */
1301 #define V4L2_AUDMODE_AVL 0x00001
1302
1303 struct <link linkend="v4l2-audioout">v4l2_audioout</link> {
1304 __u32 index;
1305 __u8 name[32];
1306 __u32 capability;
1307 __u32 mode;
1308 __u32 reserved[2];
1309 };
1310
1311 /*
1312 * M P E G S E R V I C E S
1313 *
1314 * NOTE: EXPERIMENTAL API
1315 */
1316 #if 1 /*KEEP*/
1317 #define V4L2_ENC_IDX_FRAME_I (0)
1318 #define V4L2_ENC_IDX_FRAME_P (1)
1319 #define V4L2_ENC_IDX_FRAME_B (2)
1320 #define V4L2_ENC_IDX_FRAME_MASK (0xf)
1321
1322 struct <link linkend="v4l2-enc-idx-entry">v4l2_enc_idx_entry</link> {
1323 __u64 offset;
1324 __u64 pts;
1325 __u32 length;
1326 __u32 flags;
1327 __u32 reserved[2];
1328 };
1329
1330 #define V4L2_ENC_IDX_ENTRIES (64)
1331 struct <link linkend="v4l2-enc-idx">v4l2_enc_idx</link> {
1332 __u32 entries;
1333 __u32 entries_cap;
1334 __u32 reserved[4];
1335 struct <link linkend="v4l2-enc-idx-entry">v4l2_enc_idx_entry</link> entry[V4L2_ENC_IDX_ENTRIES];
1336 };
1337
1338
1339 #define V4L2_ENC_CMD_START (0)
1340 #define V4L2_ENC_CMD_STOP (1)
1341 #define V4L2_ENC_CMD_PAUSE (2)
1342 #define V4L2_ENC_CMD_RESUME (3)
1343
1344 /* Flags for V4L2_ENC_CMD_STOP */
1345 #define V4L2_ENC_CMD_STOP_AT_GOP_END (1 &lt;&lt; 0)
1346
1347 struct <link linkend="v4l2-encoder-cmd">v4l2_encoder_cmd</link> {
1348 __u32 cmd;
1349 __u32 flags;
1350 union {
1351 struct {
1352 __u32 data[8];
1353 } raw;
1354 };
1355 };
1356
1357 #endif
1358
1359
1360 /*
1361 * D A T A S E R V I C E S ( V B I )
1362 *
1363 * Data services API by Michael Schimek
1364 */
1365
1366 /* Raw VBI */
1367 struct <link linkend="v4l2-vbi-format">v4l2_vbi_format</link> {
1368 __u32 sampling_rate; /* in 1 Hz */
1369 __u32 offset;
1370 __u32 samples_per_line;
1371 __u32 sample_format; /* V4L2_PIX_FMT_* */
1372 __s32 start[2];
1373 __u32 count[2];
1374 __u32 flags; /* V4L2_VBI_* */
1375 __u32 reserved[2]; /* must be zero */
1376 };
1377
1378 /* VBI flags */
1379 #define V4L2_VBI_UNSYNC (1 &lt;&lt; 0)
1380 #define V4L2_VBI_INTERLACED (1 &lt;&lt; 1)
1381
1382 /* Sliced VBI
1383 *
1384 * This implements is a proposal V4L2 API to allow SLICED VBI
1385 * required for some hardware encoders. It should change without
1386 * notice in the definitive implementation.
1387 */
1388
1389 struct <link linkend="v4l2-sliced-vbi-format">v4l2_sliced_vbi_format</link> {
1390 __u16 service_set;
1391 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
1392 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
1393 (equals frame lines 313-336 for 625 line video
1394 standards, 263-286 for 525 line standards) */
1395 __u16 service_lines[2][24];
1396 __u32 io_size;
1397 __u32 reserved[2]; /* must be zero */
1398 };
1399
1400 /* Teletext World System Teletext
1401 (WST), defined on ITU-R BT.653-2 */
1402 #define V4L2_SLICED_TELETEXT_B (0x0001)
1403 /* Video Program System, defined on ETS 300 231*/
1404 #define V4L2_SLICED_VPS (0x0400)
1405 /* Closed Caption, defined on EIA-608 */
1406 #define V4L2_SLICED_CAPTION_525 (0x1000)
1407 /* Wide Screen System, defined on ITU-R BT1119.1 */
1408 #define V4L2_SLICED_WSS_625 (0x4000)
1409
1410 #define V4L2_SLICED_VBI_525 (V4L2_SLICED_CAPTION_525)
1411 #define V4L2_SLICED_VBI_625 (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625)
1412
1413 struct <link linkend="v4l2-sliced-vbi-cap">v4l2_sliced_vbi_cap</link> {
1414 __u16 service_set;
1415 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
1416 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
1417 (equals frame lines 313-336 for 625 line video
1418 standards, 263-286 for 525 line standards) */
1419 __u16 service_lines[2][24];
1420 enum <link linkend="v4l2-buf-type">v4l2_buf_type</link> type;
1421 __u32 reserved[3]; /* must be 0 */
1422 };
1423
1424 struct <link linkend="v4l2-sliced-vbi-data">v4l2_sliced_vbi_data</link> {
1425 __u32 id;
1426 __u32 field; /* 0: first field, 1: second field */
1427 __u32 line; /* 1-23 */
1428 __u32 reserved; /* must be 0 */
1429 __u8 data[48];
1430 };
1431
1432 /*
1433 * Sliced VBI data inserted into MPEG Streams
1434 */
1435
1436 /*
1437 * V4L2_MPEG_STREAM_VBI_FMT_IVTV:
1438 *
1439 * Structure of payload contained in an MPEG 2 Private Stream 1 PES Packet in an
1440 * MPEG-2 Program Pack that contains V4L2_MPEG_STREAM_VBI_FMT_IVTV Sliced VBI
1441 * data
1442 *
1443 * Note, the MPEG-2 Program Pack and Private Stream 1 PES packet header
1444 * definitions are not included here. See the MPEG-2 specifications for details
1445 * on these headers.
1446 */
1447
1448 /* Line type IDs */
1449 #define V4L2_MPEG_VBI_IVTV_TELETEXT_B (1)
1450 #define V4L2_MPEG_VBI_IVTV_CAPTION_525 (4)
1451 #define V4L2_MPEG_VBI_IVTV_WSS_625 (5)
1452 #define V4L2_MPEG_VBI_IVTV_VPS (7)
1453
1454 struct <link linkend="v4l2-mpeg-vbi-itv0-line">v4l2_mpeg_vbi_itv0_line</link> {
1455 __u8 id; /* One of V4L2_MPEG_VBI_IVTV_* above */
1456 __u8 data[42]; /* Sliced VBI data for the line */
1457 } __attribute__ ((packed));
1458
1459 struct <link linkend="v4l2-mpeg-vbi-itv0">v4l2_mpeg_vbi_itv0</link> {
1460 __le32 linemask[2]; /* Bitmasks of VBI service lines present */
1461 struct <link linkend="v4l2-mpeg-vbi-itv0-line">v4l2_mpeg_vbi_itv0_line</link> line[35];
1462 } __attribute__ ((packed));
1463
1464 struct <link linkend="v4l2-mpeg-vbi-itv0-1">v4l2_mpeg_vbi_ITV0</link> {
1465 struct <link linkend="v4l2-mpeg-vbi-itv0-line">v4l2_mpeg_vbi_itv0_line</link> line[36];
1466 } __attribute__ ((packed));
1467
1468 #define V4L2_MPEG_VBI_IVTV_MAGIC0 "itv0"
1469 #define V4L2_MPEG_VBI_IVTV_MAGIC1 "ITV0"
1470
1471 struct <link linkend="v4l2-mpeg-vbi-fmt-ivtv">v4l2_mpeg_vbi_fmt_ivtv</link> {
1472 __u8 magic[4];
1473 union {
1474 struct <link linkend="v4l2-mpeg-vbi-itv0">v4l2_mpeg_vbi_itv0</link> itv0;
1475 struct <link linkend="v4l2-mpeg-vbi-itv0-1">v4l2_mpeg_vbi_ITV0</link> ITV0;
1476 };
1477 } __attribute__ ((packed));
1478
1479 /*
1480 * A G G R E G A T E S T R U C T U R E S
1481 */
1482
1483 /* Stream data format
1484 */
1485 struct <link linkend="v4l2-format">v4l2_format</link> {
1486 enum <link linkend="v4l2-buf-type">v4l2_buf_type</link> type;
1487 union {
1488 struct <link linkend="v4l2-pix-format">v4l2_pix_format</link> pix; /* V4L2_BUF_TYPE_VIDEO_CAPTURE */
1489 struct <link linkend="v4l2-window">v4l2_window</link> win; /* V4L2_BUF_TYPE_VIDEO_OVERLAY */
1490 struct <link linkend="v4l2-vbi-format">v4l2_vbi_format</link> vbi; /* V4L2_BUF_TYPE_VBI_CAPTURE */
1491 struct <link linkend="v4l2-sliced-vbi-format">v4l2_sliced_vbi_format</link> sliced; /* V4L2_BUF_TYPE_SLICED_VBI_CAPTURE */
1492 __u8 raw_data[200]; /* user-defined */
1493 } fmt;
1494 };
1495
1496
1497 /* Stream type-dependent parameters
1498 */
1499 struct <link linkend="v4l2-streamparm">v4l2_streamparm</link> {
1500 enum <link linkend="v4l2-buf-type">v4l2_buf_type</link> type;
1501 union {
1502 struct <link linkend="v4l2-captureparm">v4l2_captureparm</link> capture;
1503 struct <link linkend="v4l2-outputparm">v4l2_outputparm</link> output;
1504 __u8 raw_data[200]; /* user-defined */
1505 } parm;
1506 };
1507
1508 /*
1509 * A D V A N C E D D E B U G G I N G
1510 *
1511 * NOTE: EXPERIMENTAL API, NEVER RELY ON THIS IN APPLICATIONS!
1512 * FOR DEBUGGING, TESTING AND INTERNAL USE ONLY!
1513 */
1514
1515 /* VIDIOC_DBG_G_REGISTER and VIDIOC_DBG_S_REGISTER */
1516
1517 #define V4L2_CHIP_MATCH_HOST 0 /* Match against chip ID on host (0 for the host) */
1518 #define V4L2_CHIP_MATCH_I2C_DRIVER 1 /* Match against I2C driver name */
1519 #define V4L2_CHIP_MATCH_I2C_ADDR 2 /* Match against I2C 7-bit address */
1520 #define V4L2_CHIP_MATCH_AC97 3 /* Match against anciliary AC97 chip */
1521
1522 struct <link linkend="v4l2-dbg-match">v4l2_dbg_match</link> {
1523 __u32 type; /* Match type */
1524 union { /* Match this chip, meaning determined by type */
1525 __u32 addr;
1526 char name[32];
1527 };
1528 } __attribute__ ((packed));
1529
1530 struct <link linkend="v4l2-dbg-register">v4l2_dbg_register</link> {
1531 struct <link linkend="v4l2-dbg-match">v4l2_dbg_match</link> match;
1532 __u32 size; /* register size in bytes */
1533 __u64 reg;
1534 __u64 val;
1535 } __attribute__ ((packed));
1536
1537 /* VIDIOC_DBG_G_CHIP_IDENT */
1538 struct <link linkend="v4l2-dbg-chip-ident">v4l2_dbg_chip_ident</link> {
1539 struct <link linkend="v4l2-dbg-match">v4l2_dbg_match</link> match;
1540 __u32 ident; /* chip identifier as specified in &lt;media/v4l2-chip-ident.h&gt; */
1541 __u32 revision; /* chip revision, chip specific */
1542 } __attribute__ ((packed));
1543
1544 /*
1545 * 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
1546 *
1547 */
1548 #define VIDIOC_QUERYCAP _IOR('V', 0, struct <link linkend="v4l2-capability">v4l2_capability</link>)
1549 #define VIDIOC_RESERVED _IO('V', 1)
1550 #define VIDIOC_ENUM_FMT _IOWR('V', 2, struct <link linkend="v4l2-fmtdesc">v4l2_fmtdesc</link>)
1551 #define VIDIOC_G_FMT _IOWR('V', 4, struct <link linkend="v4l2-format">v4l2_format</link>)
1552 #define VIDIOC_S_FMT _IOWR('V', 5, struct <link linkend="v4l2-format">v4l2_format</link>)
1553 #define VIDIOC_REQBUFS _IOWR('V', 8, struct <link linkend="v4l2-requestbuffers">v4l2_requestbuffers</link>)
1554 #define VIDIOC_QUERYBUF _IOWR('V', 9, struct <link linkend="v4l2-buffer">v4l2_buffer</link>)
1555 #define VIDIOC_G_FBUF _IOR('V', 10, struct <link linkend="v4l2-framebuffer">v4l2_framebuffer</link>)
1556 #define VIDIOC_S_FBUF _IOW('V', 11, struct <link linkend="v4l2-framebuffer">v4l2_framebuffer</link>)
1557 #define VIDIOC_OVERLAY _IOW('V', 14, int)
1558 #define VIDIOC_QBUF _IOWR('V', 15, struct <link linkend="v4l2-buffer">v4l2_buffer</link>)
1559 #define VIDIOC_DQBUF _IOWR('V', 17, struct <link linkend="v4l2-buffer">v4l2_buffer</link>)
1560 #define VIDIOC_STREAMON _IOW('V', 18, int)
1561 #define VIDIOC_STREAMOFF _IOW('V', 19, int)
1562 #define VIDIOC_G_PARM _IOWR('V', 21, struct <link linkend="v4l2-streamparm">v4l2_streamparm</link>)
1563 #define VIDIOC_S_PARM _IOWR('V', 22, struct <link linkend="v4l2-streamparm">v4l2_streamparm</link>)
1564 #define VIDIOC_G_STD _IOR('V', 23, v4l2_std_id)
1565 #define VIDIOC_S_STD _IOW('V', 24, v4l2_std_id)
1566 #define VIDIOC_ENUMSTD _IOWR('V', 25, struct <link linkend="v4l2-standard">v4l2_standard</link>)
1567 #define VIDIOC_ENUMINPUT _IOWR('V', 26, struct <link linkend="v4l2-input">v4l2_input</link>)
1568 #define VIDIOC_G_CTRL _IOWR('V', 27, struct <link linkend="v4l2-control">v4l2_control</link>)
1569 #define VIDIOC_S_CTRL _IOWR('V', 28, struct <link linkend="v4l2-control">v4l2_control</link>)
1570 #define VIDIOC_G_TUNER _IOWR('V', 29, struct <link linkend="v4l2-tuner">v4l2_tuner</link>)
1571 #define VIDIOC_S_TUNER _IOW('V', 30, struct <link linkend="v4l2-tuner">v4l2_tuner</link>)
1572 #define VIDIOC_G_AUDIO _IOR('V', 33, struct <link linkend="v4l2-audio">v4l2_audio</link>)
1573 #define VIDIOC_S_AUDIO _IOW('V', 34, struct <link linkend="v4l2-audio">v4l2_audio</link>)
1574 #define VIDIOC_QUERYCTRL _IOWR('V', 36, struct <link linkend="v4l2-queryctrl">v4l2_queryctrl</link>)
1575 #define VIDIOC_QUERYMENU _IOWR('V', 37, struct <link linkend="v4l2-querymenu">v4l2_querymenu</link>)
1576 #define VIDIOC_G_INPUT _IOR('V', 38, int)
1577 #define VIDIOC_S_INPUT _IOWR('V', 39, int)
1578 #define VIDIOC_G_OUTPUT _IOR('V', 46, int)
1579 #define VIDIOC_S_OUTPUT _IOWR('V', 47, int)
1580 #define VIDIOC_ENUMOUTPUT _IOWR('V', 48, struct <link linkend="v4l2-output">v4l2_output</link>)
1581 #define VIDIOC_G_AUDOUT _IOR('V', 49, struct <link linkend="v4l2-audioout">v4l2_audioout</link>)
1582 #define VIDIOC_S_AUDOUT _IOW('V', 50, struct <link linkend="v4l2-audioout">v4l2_audioout</link>)
1583 #define VIDIOC_G_MODULATOR _IOWR('V', 54, struct <link linkend="v4l2-modulator">v4l2_modulator</link>)
1584 #define VIDIOC_S_MODULATOR _IOW('V', 55, struct <link linkend="v4l2-modulator">v4l2_modulator</link>)
1585 #define VIDIOC_G_FREQUENCY _IOWR('V', 56, struct <link linkend="v4l2-frequency">v4l2_frequency</link>)
1586 #define VIDIOC_S_FREQUENCY _IOW('V', 57, struct <link linkend="v4l2-frequency">v4l2_frequency</link>)
1587 #define VIDIOC_CROPCAP _IOWR('V', 58, struct <link linkend="v4l2-cropcap">v4l2_cropcap</link>)
1588 #define VIDIOC_G_CROP _IOWR('V', 59, struct <link linkend="v4l2-crop">v4l2_crop</link>)
1589 #define VIDIOC_S_CROP _IOW('V', 60, struct <link linkend="v4l2-crop">v4l2_crop</link>)
1590 #define VIDIOC_G_JPEGCOMP _IOR('V', 61, struct <link linkend="v4l2-jpegcompression">v4l2_jpegcompression</link>)
1591 #define VIDIOC_S_JPEGCOMP _IOW('V', 62, struct <link linkend="v4l2-jpegcompression">v4l2_jpegcompression</link>)
1592 #define VIDIOC_QUERYSTD _IOR('V', 63, v4l2_std_id)
1593 #define VIDIOC_TRY_FMT _IOWR('V', 64, struct <link linkend="v4l2-format">v4l2_format</link>)
1594 #define VIDIOC_ENUMAUDIO _IOWR('V', 65, struct <link linkend="v4l2-audio">v4l2_audio</link>)
1595 #define VIDIOC_ENUMAUDOUT _IOWR('V', 66, struct <link linkend="v4l2-audioout">v4l2_audioout</link>)
1596 #define VIDIOC_G_PRIORITY _IOR('V', 67, enum <link linkend="v4l2-priority">v4l2_priority</link>)
1597 #define VIDIOC_S_PRIORITY _IOW('V', 68, enum <link linkend="v4l2-priority">v4l2_priority</link>)
1598 #define VIDIOC_G_SLICED_VBI_CAP _IOWR('V', 69, struct <link linkend="v4l2-sliced-vbi-cap">v4l2_sliced_vbi_cap</link>)
1599 #define VIDIOC_LOG_STATUS _IO('V', 70)
1600 #define VIDIOC_G_EXT_CTRLS _IOWR('V', 71, struct <link linkend="v4l2-ext-controls">v4l2_ext_controls</link>)
1601 #define VIDIOC_S_EXT_CTRLS _IOWR('V', 72, struct <link linkend="v4l2-ext-controls">v4l2_ext_controls</link>)
1602 #define VIDIOC_TRY_EXT_CTRLS _IOWR('V', 73, struct <link linkend="v4l2-ext-controls">v4l2_ext_controls</link>)
1603 #if 1 /*KEEP*/
1604 #define VIDIOC_ENUM_FRAMESIZES _IOWR('V', 74, struct <link linkend="v4l2-frmsizeenum">v4l2_frmsizeenum</link>)
1605 #define VIDIOC_ENUM_FRAMEINTERVALS _IOWR('V', 75, struct <link linkend="v4l2-frmivalenum">v4l2_frmivalenum</link>)
1606 #define VIDIOC_G_ENC_INDEX _IOR('V', 76, struct <link linkend="v4l2-enc-idx">v4l2_enc_idx</link>)
1607 #define VIDIOC_ENCODER_CMD _IOWR('V', 77, struct <link linkend="v4l2-encoder-cmd">v4l2_encoder_cmd</link>)
1608 #define VIDIOC_TRY_ENCODER_CMD _IOWR('V', 78, struct <link linkend="v4l2-encoder-cmd">v4l2_encoder_cmd</link>)
1609 #endif
1610
1611 #if 1 /*KEEP*/
1612 /* Experimental, meant for debugging, testing and internal use.
1613 Only implemented if CONFIG_VIDEO_ADV_DEBUG is defined.
1614 You must be root to use these ioctls. Never use these in applications! */
1615 #define VIDIOC_DBG_S_REGISTER _IOW('V', 79, struct <link linkend="v4l2-dbg-register">v4l2_dbg_register</link>)
1616 #define VIDIOC_DBG_G_REGISTER _IOWR('V', 80, struct <link linkend="v4l2-dbg-register">v4l2_dbg_register</link>)
1617
1618 /* Experimental, meant for debugging, testing and internal use.
1619 Never use this ioctl in applications! */
1620 #define VIDIOC_DBG_G_CHIP_IDENT _IOWR('V', 81, struct <link linkend="v4l2-dbg-chip-ident">v4l2_dbg_chip_ident</link>)
1621 #endif
1622
1623 #define VIDIOC_S_HW_FREQ_SEEK _IOW('V', 82, struct <link linkend="v4l2-hw-freq-seek">v4l2_hw_freq_seek</link>)
1624 /* Reminder: when adding new ioctls please add support for them to
1625 drivers/media/video/v4l2-compat-ioctl32.c as well! */
1626
1627 #ifdef __OLD_VIDIOC_
1628 /* for compatibility, will go away some day */
1629 #define VIDIOC_OVERLAY_OLD _IOWR('V', 14, int)
1630 #define VIDIOC_S_PARM_OLD _IOW('V', 22, struct <link linkend="v4l2-streamparm">v4l2_streamparm</link>)
1631 #define VIDIOC_S_CTRL_OLD _IOW('V', 28, struct <link linkend="v4l2-control">v4l2_control</link>)
1632 #define VIDIOC_G_AUDIO_OLD _IOWR('V', 33, struct <link linkend="v4l2-audio">v4l2_audio</link>)
1633 #define VIDIOC_G_AUDOUT_OLD _IOWR('V', 49, struct <link linkend="v4l2-audioout">v4l2_audioout</link>)
1634 #define VIDIOC_CROPCAP_OLD _IOR('V', 58, struct <link linkend="v4l2-cropcap">v4l2_cropcap</link>)
1635 #endif
1636
1637 #define BASE_VIDIOC_PRIVATE 192 /* 192-255 are private */
1638
1639 #endif /* __LINUX_VIDEODEV2_H */
1640 </programlisting>
Linux kernel - Deliverables
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