| blob | 865b06d9e679e9b216d52e223b0c019273686194 |
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
75 #ifndef __KERNEL__
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. */
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
96 /*
97 * M I S C E L L A N E O U S
98 */
100 /* Four-character-code (FOURCC) */
101 #define v4l2_fourcc(a, b, c, d)\
102 ((__u32)(a) | ((__u32)(b) << 8) | ((__u32)(c) << 16) | ((__u32)(d) << 24))
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)
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 };
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 };
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 };
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 };
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,
191 /* 1125-Line (US) HDTV */
192 V4L2_COLORSPACE_SMPTE240M = 2,
194 /* HD and modern captures. */
195 V4L2_COLORSPACE_REC709 = 3,
197 /* broken BT878 extents (601, luma range 16-253 instead of 16-235) */
198 V4L2_COLORSPACE_BT878 = 4,
200 /* These should be useful. Assume 601 extents. */
201 V4L2_COLORSPACE_470_SYSTEM_M = 5,
202 V4L2_COLORSPACE_470_SYSTEM_BG = 6,
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,
210 /* For RGB colourspaces, this is probably a good start. */
211 V4L2_COLORSPACE_SRGB = 8,
212 };
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 };
222 struct <link linkend="v4l2-rect">v4l2_rect</link> {
223 __s32 left;
224 __s32 top;
225 __s32 width;
226 __s32 height;
227 };
229 struct <link linkend="v4l2-fract">v4l2_fract</link> {
230 __u32 numerator;
231 __u32 denominator;
232 };
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 };
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 */
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 */
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 */
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 };
282 /* Pixel format FOURCC depth Description */
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 */
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 */
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 */
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 */
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 */
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.. */
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 */
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 #define <link linkend="V4L2-PIX-FMT-STV0680">V4L2_PIX_FMT_STV0680</link> v4l2_fourcc('S', '6', '8', '0') /* stv0680 bayer */
368 /*
369 * F O R M A T E N U M E R A T I O N
370 */
371 struct <link linkend="v4l2-fmtdesc">v4l2_fmtdesc</link> {
372 __u32 index; /* Format number */
373 enum <link linkend="v4l2-buf-type">v4l2_buf_type</link> type; /* buffer type */
374 __u32 flags;
375 __u8 description[32]; /* Description string */
376 __u32 pixelformat; /* Format fourcc */
377 __u32 reserved[4];
378 };
380 #define V4L2_FMT_FLAG_COMPRESSED 0x0001
381 #define V4L2_FMT_FLAG_EMULATED 0x0002
383 #if 1 /*KEEP*/
384 /* Experimental Frame Size and frame rate enumeration */
385 /*
386 * F R A M E S I Z E E N U M E R A T I O N
387 */
388 enum <link linkend="v4l2-frmsizetypes">v4l2_frmsizetypes</link> {
389 V4L2_FRMSIZE_TYPE_DISCRETE = 1,
390 V4L2_FRMSIZE_TYPE_CONTINUOUS = 2,
391 V4L2_FRMSIZE_TYPE_STEPWISE = 3,
392 };
394 struct <link linkend="v4l2-frmsize-discrete">v4l2_frmsize_discrete</link> {
395 __u32 width; /* Frame width [pixel] */
396 __u32 height; /* Frame height [pixel] */
397 };
399 struct <link linkend="v4l2-frmsize-stepwise">v4l2_frmsize_stepwise</link> {
400 __u32 min_width; /* Minimum frame width [pixel] */
401 __u32 max_width; /* Maximum frame width [pixel] */
402 __u32 step_width; /* Frame width step size [pixel] */
403 __u32 min_height; /* Minimum frame height [pixel] */
404 __u32 max_height; /* Maximum frame height [pixel] */
405 __u32 step_height; /* Frame height step size [pixel] */
406 };
408 struct <link linkend="v4l2-frmsizeenum">v4l2_frmsizeenum</link> {
409 __u32 index; /* Frame size number */
410 __u32 pixel_format; /* Pixel format */
411 __u32 type; /* Frame size type the device supports. */
413 union { /* Frame size */
414 struct <link linkend="v4l2-frmsize-discrete">v4l2_frmsize_discrete</link> discrete;
415 struct <link linkend="v4l2-frmsize-stepwise">v4l2_frmsize_stepwise</link> stepwise;
416 };
418 __u32 reserved[2]; /* Reserved space for future use */
419 };
421 /*
422 * F R A M E R A T E E N U M E R A T I O N
423 */
424 enum <link linkend="v4l2-frmivaltypes">v4l2_frmivaltypes</link> {
425 V4L2_FRMIVAL_TYPE_DISCRETE = 1,
426 V4L2_FRMIVAL_TYPE_CONTINUOUS = 2,
427 V4L2_FRMIVAL_TYPE_STEPWISE = 3,
428 };
430 struct <link linkend="v4l2-frmival-stepwise">v4l2_frmival_stepwise</link> {
431 struct <link linkend="v4l2-fract">v4l2_fract</link> min; /* Minimum frame interval [s] */
432 struct <link linkend="v4l2-fract">v4l2_fract</link> max; /* Maximum frame interval [s] */
433 struct <link linkend="v4l2-fract">v4l2_fract</link> step; /* Frame interval step size [s] */
434 };
436 struct <link linkend="v4l2-frmivalenum">v4l2_frmivalenum</link> {
437 __u32 index; /* Frame format index */
438 __u32 pixel_format; /* Pixel format */
439 __u32 width; /* Frame width */
440 __u32 height; /* Frame height */
441 __u32 type; /* Frame interval type the device supports. */
443 union { /* Frame interval */
444 struct <link linkend="v4l2-fract">v4l2_fract</link> discrete;
445 struct <link linkend="v4l2-frmival-stepwise">v4l2_frmival_stepwise</link> stepwise;
446 };
448 __u32 reserved[2]; /* Reserved space for future use */
449 };
450 #endif
452 /*
453 * T I M E C O D E
454 */
455 struct <link linkend="v4l2-timecode">v4l2_timecode</link> {
456 __u32 type;
457 __u32 flags;
458 __u8 frames;
459 __u8 seconds;
460 __u8 minutes;
461 __u8 hours;
462 __u8 userbits[4];
463 };
465 /* Type */
466 #define V4L2_TC_TYPE_24FPS 1
467 #define V4L2_TC_TYPE_25FPS 2
468 #define V4L2_TC_TYPE_30FPS 3
469 #define V4L2_TC_TYPE_50FPS 4
470 #define V4L2_TC_TYPE_60FPS 5
472 /* Flags */
473 #define V4L2_TC_FLAG_DROPFRAME 0x0001 /* "drop-frame" mode */
474 #define V4L2_TC_FLAG_COLORFRAME 0x0002
475 #define V4L2_TC_USERBITS_field 0x000C
476 #define V4L2_TC_USERBITS_USERDEFINED 0x0000
477 #define V4L2_TC_USERBITS_8BITCHARS 0x0008
478 /* The above is based on SMPTE timecodes */
480 struct <link linkend="v4l2-jpegcompression">v4l2_jpegcompression</link> {
481 int quality;
483 int APPn; /* Number of APP segment to be written,
484 * must be 0..15 */
485 int APP_len; /* Length of data in JPEG APPn segment */
486 char APP_data[60]; /* Data in the JPEG APPn segment. */
488 int COM_len; /* Length of data in JPEG COM segment */
489 char COM_data[60]; /* Data in JPEG COM segment */
491 __u32 jpeg_markers; /* Which markers should go into the JPEG
492 * output. Unless you exactly know what
493 * you do, leave them untouched.
494 * Inluding less markers will make the
495 * resulting code smaller, but there will
496 * be fewer applications which can read it.
497 * The presence of the APP and COM marker
498 * is influenced by APP_len and COM_len
499 * ONLY, not by this property! */
501 #define V4L2_JPEG_MARKER_DHT (1<<3) /* Define Huffman Tables */
502 #define V4L2_JPEG_MARKER_DQT (1<<4) /* Define Quantization Tables */
503 #define V4L2_JPEG_MARKER_DRI (1<<5) /* Define Restart Interval */
504 #define V4L2_JPEG_MARKER_COM (1<<6) /* Comment segment */
505 #define V4L2_JPEG_MARKER_APP (1<<7) /* App segment, driver will
506 * allways use APP0 */
507 };
509 /*
510 * M E M O R Y - M A P P I N G B U F F E R S
511 */
512 struct <link linkend="v4l2-requestbuffers">v4l2_requestbuffers</link> {
513 __u32 count;
514 enum <link linkend="v4l2-buf-type">v4l2_buf_type</link> type;
515 enum <link linkend="v4l2-memory">v4l2_memory</link> memory;
516 __u32 reserved[2];
517 };
519 struct <link linkend="v4l2-buffer">v4l2_buffer</link> {
520 __u32 index;
521 enum <link linkend="v4l2-buf-type">v4l2_buf_type</link> type;
522 __u32 bytesused;
523 __u32 flags;
524 enum <link linkend="v4l2-field">v4l2_field</link> field;
525 struct timeval timestamp;
526 struct <link linkend="v4l2-timecode">v4l2_timecode</link> timecode;
527 __u32 sequence;
529 /* memory location */
530 enum <link linkend="v4l2-memory">v4l2_memory</link> memory;
531 union {
532 __u32 offset;
533 unsigned long userptr;
534 } m;
535 __u32 length;
536 __u32 input;
537 __u32 reserved;
538 };
540 /* Flags for 'flags' field */
541 #define V4L2_BUF_FLAG_MAPPED 0x0001 /* Buffer is mapped (flag) */
542 #define V4L2_BUF_FLAG_QUEUED 0x0002 /* Buffer is queued for processing */
543 #define V4L2_BUF_FLAG_DONE 0x0004 /* Buffer is ready */
544 #define V4L2_BUF_FLAG_KEYFRAME 0x0008 /* Image is a keyframe (I-frame) */
545 #define V4L2_BUF_FLAG_PFRAME 0x0010 /* Image is a P-frame */
546 #define V4L2_BUF_FLAG_BFRAME 0x0020 /* Image is a B-frame */
547 #define V4L2_BUF_FLAG_TIMECODE 0x0100 /* timecode field is valid */
548 #define V4L2_BUF_FLAG_INPUT 0x0200 /* input field is valid */
550 /*
551 * O V E R L A Y P R E V I E W
552 */
553 struct <link linkend="v4l2-framebuffer">v4l2_framebuffer</link> {
554 __u32 capability;
555 __u32 flags;
556 /* FIXME: in theory we should pass something like PCI device + memory
557 * region + offset instead of some physical address */
558 void *base;
559 struct <link linkend="v4l2-pix-format">v4l2_pix_format</link> fmt;
560 };
561 /* Flags for the 'capability' field. Read only */
562 #define V4L2_FBUF_CAP_EXTERNOVERLAY 0x0001
563 #define V4L2_FBUF_CAP_CHROMAKEY 0x0002
564 #define V4L2_FBUF_CAP_LIST_CLIPPING 0x0004
565 #define V4L2_FBUF_CAP_BITMAP_CLIPPING 0x0008
566 #define V4L2_FBUF_CAP_LOCAL_ALPHA 0x0010
567 #define V4L2_FBUF_CAP_GLOBAL_ALPHA 0x0020
568 #define V4L2_FBUF_CAP_LOCAL_INV_ALPHA 0x0040
569 #define V4L2_FBUF_CAP_SRC_CHROMAKEY 0x0080
570 /* Flags for the 'flags' field. */
571 #define V4L2_FBUF_FLAG_PRIMARY 0x0001
572 #define V4L2_FBUF_FLAG_OVERLAY 0x0002
573 #define V4L2_FBUF_FLAG_CHROMAKEY 0x0004
574 #define V4L2_FBUF_FLAG_LOCAL_ALPHA 0x0008
575 #define V4L2_FBUF_FLAG_GLOBAL_ALPHA 0x0010
576 #define V4L2_FBUF_FLAG_LOCAL_INV_ALPHA 0x0020
577 #define V4L2_FBUF_FLAG_SRC_CHROMAKEY 0x0040
579 struct <link linkend="v4l2-clip">v4l2_clip</link> {
580 struct <link linkend="v4l2-rect">v4l2_rect</link> c;
581 struct <link linkend="v4l2-clip">v4l2_clip</link> __user *next;
582 };
584 struct <link linkend="v4l2-window">v4l2_window</link> {
585 struct <link linkend="v4l2-rect">v4l2_rect</link> w;
586 enum <link linkend="v4l2-field">v4l2_field</link> field;
587 __u32 chromakey;
588 struct <link linkend="v4l2-clip">v4l2_clip</link> __user *clips;
589 __u32 clipcount;
590 void __user *bitmap;
591 __u8 global_alpha;
592 };
594 /*
595 * C A P T U R E P A R A M E T E R S
596 */
597 struct <link linkend="v4l2-captureparm">v4l2_captureparm</link> {
598 __u32 capability; /* Supported modes */
599 __u32 capturemode; /* Current mode */
600 struct <link linkend="v4l2-fract">v4l2_fract</link> timeperframe; /* Time per frame in .1us units */
601 __u32 extendedmode; /* Driver-specific extensions */
602 __u32 readbuffers; /* # of buffers for read */
603 __u32 reserved[4];
604 };
606 /* Flags for 'capability' and 'capturemode' fields */
607 #define V4L2_MODE_HIGHQUALITY 0x0001 /* High quality imaging mode */
608 #define V4L2_CAP_TIMEPERFRAME 0x1000 /* timeperframe field is supported */
610 struct <link linkend="v4l2-outputparm">v4l2_outputparm</link> {
611 __u32 capability; /* Supported modes */
612 __u32 outputmode; /* Current mode */
613 struct <link linkend="v4l2-fract">v4l2_fract</link> timeperframe; /* Time per frame in seconds */
614 __u32 extendedmode; /* Driver-specific extensions */
615 __u32 writebuffers; /* # of buffers for write */
616 __u32 reserved[4];
617 };
619 /*
620 * I N P U T I M A G E C R O P P I N G
621 */
622 struct <link linkend="v4l2-cropcap">v4l2_cropcap</link> {
623 enum <link linkend="v4l2-buf-type">v4l2_buf_type</link> type;
624 struct <link linkend="v4l2-rect">v4l2_rect</link> bounds;
625 struct <link linkend="v4l2-rect">v4l2_rect</link> defrect;
626 struct <link linkend="v4l2-fract">v4l2_fract</link> pixelaspect;
627 };
629 struct <link linkend="v4l2-crop">v4l2_crop</link> {
630 enum <link linkend="v4l2-buf-type">v4l2_buf_type</link> type;
631 struct <link linkend="v4l2-rect">v4l2_rect</link> c;
632 };
634 /*
635 * A N A L O G V I D E O S T A N D A R D
636 */
638 typedef __u64 v4l2_std_id;
640 /* one bit for each */
641 #define V4L2_STD_PAL_B ((v4l2_std_id)0x00000001)
642 #define V4L2_STD_PAL_B1 ((v4l2_std_id)0x00000002)
643 #define V4L2_STD_PAL_G ((v4l2_std_id)0x00000004)
644 #define V4L2_STD_PAL_H ((v4l2_std_id)0x00000008)
645 #define V4L2_STD_PAL_I ((v4l2_std_id)0x00000010)
646 #define V4L2_STD_PAL_D ((v4l2_std_id)0x00000020)
647 #define V4L2_STD_PAL_D1 ((v4l2_std_id)0x00000040)
648 #define V4L2_STD_PAL_K ((v4l2_std_id)0x00000080)
650 #define V4L2_STD_PAL_M ((v4l2_std_id)0x00000100)
651 #define V4L2_STD_PAL_N ((v4l2_std_id)0x00000200)
652 #define V4L2_STD_PAL_Nc ((v4l2_std_id)0x00000400)
653 #define V4L2_STD_PAL_60 ((v4l2_std_id)0x00000800)
655 #define V4L2_STD_NTSC_M ((v4l2_std_id)0x00001000)
656 #define V4L2_STD_NTSC_M_JP ((v4l2_std_id)0x00002000)
657 #define V4L2_STD_NTSC_443 ((v4l2_std_id)0x00004000)
658 #define V4L2_STD_NTSC_M_KR ((v4l2_std_id)0x00008000)
660 #define V4L2_STD_SECAM_B ((v4l2_std_id)0x00010000)
661 #define V4L2_STD_SECAM_D ((v4l2_std_id)0x00020000)
662 #define V4L2_STD_SECAM_G ((v4l2_std_id)0x00040000)
663 #define V4L2_STD_SECAM_H ((v4l2_std_id)0x00080000)
664 #define V4L2_STD_SECAM_K ((v4l2_std_id)0x00100000)
665 #define V4L2_STD_SECAM_K1 ((v4l2_std_id)0x00200000)
666 #define V4L2_STD_SECAM_L ((v4l2_std_id)0x00400000)
667 #define V4L2_STD_SECAM_LC ((v4l2_std_id)0x00800000)
669 /* ATSC/HDTV */
670 #define V4L2_STD_ATSC_8_VSB ((v4l2_std_id)0x01000000)
671 #define V4L2_STD_ATSC_16_VSB ((v4l2_std_id)0x02000000)
673 /* FIXME:
674 Although std_id is 64 bits, there is an issue on PPC32 architecture that
675 makes switch(__u64) to break. So, there's a hack on v4l2-common.c rounding
676 this value to 32 bits.
677 As, currently, the max value is for V4L2_STD_ATSC_16_VSB (30 bits wide),
678 it should work fine. However, if needed to add more than two standards,
679 v4l2-common.c should be fixed.
680 */
682 /* some merged standards */
683 #define V4L2_STD_MN (V4L2_STD_PAL_M|V4L2_STD_PAL_N|V4L2_STD_PAL_Nc|V4L2_STD_NTSC)
684 #define V4L2_STD_B (V4L2_STD_PAL_B|V4L2_STD_PAL_B1|V4L2_STD_SECAM_B)
685 #define V4L2_STD_GH (V4L2_STD_PAL_G|V4L2_STD_PAL_H|V4L2_STD_SECAM_G|V4L2_STD_SECAM_H)
686 #define V4L2_STD_DK (V4L2_STD_PAL_DK|V4L2_STD_SECAM_DK)
688 /* some common needed stuff */
689 #define V4L2_STD_PAL_BG (V4L2_STD_PAL_B |\
690 V4L2_STD_PAL_B1 |\
691 V4L2_STD_PAL_G)
692 #define V4L2_STD_PAL_DK (V4L2_STD_PAL_D |\
693 V4L2_STD_PAL_D1 |\
694 V4L2_STD_PAL_K)
695 #define V4L2_STD_PAL (V4L2_STD_PAL_BG |\
696 V4L2_STD_PAL_DK |\
697 V4L2_STD_PAL_H |\
698 V4L2_STD_PAL_I)
699 #define V4L2_STD_NTSC (V4L2_STD_NTSC_M |\
700 V4L2_STD_NTSC_M_JP |\
701 V4L2_STD_NTSC_M_KR)
702 #define V4L2_STD_SECAM_DK (V4L2_STD_SECAM_D |\
703 V4L2_STD_SECAM_K |\
704 V4L2_STD_SECAM_K1)
705 #define V4L2_STD_SECAM (V4L2_STD_SECAM_B |\
706 V4L2_STD_SECAM_G |\
707 V4L2_STD_SECAM_H |\
708 V4L2_STD_SECAM_DK |\
709 V4L2_STD_SECAM_L |\
710 V4L2_STD_SECAM_LC)
712 #define V4L2_STD_525_60 (V4L2_STD_PAL_M |\
713 V4L2_STD_PAL_60 |\
714 V4L2_STD_NTSC |\
715 V4L2_STD_NTSC_443)
716 #define V4L2_STD_625_50 (V4L2_STD_PAL |\
717 V4L2_STD_PAL_N |\
718 V4L2_STD_PAL_Nc |\
719 V4L2_STD_SECAM)
720 #define V4L2_STD_ATSC (V4L2_STD_ATSC_8_VSB |\
721 V4L2_STD_ATSC_16_VSB)
723 #define V4L2_STD_UNKNOWN 0
724 #define V4L2_STD_ALL (V4L2_STD_525_60 |\
725 V4L2_STD_625_50)
727 struct <link linkend="v4l2-standard">v4l2_standard</link> {
728 __u32 index;
729 v4l2_std_id id;
730 __u8 name[24];
731 struct <link linkend="v4l2-fract">v4l2_fract</link> frameperiod; /* Frames, not fields */
732 __u32 framelines;
733 __u32 reserved[4];
734 };
736 /*
737 * V I D E O T I M I N G S D V P R E S E T
738 */
739 struct <link linkend="v4l2-dv-preset">v4l2_dv_preset</link> {
740 __u32 preset;
741 __u32 reserved[4];
742 };
744 /*
745 * D V P R E S E T S E N U M E R A T I O N
746 */
747 struct <link linkend="v4l2-dv-enum-preset">v4l2_dv_enum_preset</link> {
748 __u32 index;
749 __u32 preset;
750 __u8 name[32]; /* Name of the preset timing */
751 __u32 width;
752 __u32 height;
753 __u32 reserved[4];
754 };
756 /*
757 * D V P R E S E T V A L U E S
758 */
759 #define V4L2_DV_INVALID 0
760 #define V4L2_DV_480P59_94 1 /* BT.1362 */
761 #define V4L2_DV_576P50 2 /* BT.1362 */
762 #define V4L2_DV_720P24 3 /* SMPTE 296M */
763 #define V4L2_DV_720P25 4 /* SMPTE 296M */
764 #define V4L2_DV_720P30 5 /* SMPTE 296M */
765 #define V4L2_DV_720P50 6 /* SMPTE 296M */
766 #define V4L2_DV_720P59_94 7 /* SMPTE 274M */
767 #define V4L2_DV_720P60 8 /* SMPTE 274M/296M */
768 #define V4L2_DV_1080I29_97 9 /* BT.1120/ SMPTE 274M */
769 #define V4L2_DV_1080I30 10 /* BT.1120/ SMPTE 274M */
770 #define V4L2_DV_1080I25 11 /* BT.1120 */
771 #define V4L2_DV_1080I50 12 /* SMPTE 296M */
772 #define V4L2_DV_1080I60 13 /* SMPTE 296M */
773 #define V4L2_DV_1080P24 14 /* SMPTE 296M */
774 #define V4L2_DV_1080P25 15 /* SMPTE 296M */
775 #define V4L2_DV_1080P30 16 /* SMPTE 296M */
776 #define V4L2_DV_1080P50 17 /* BT.1120 */
777 #define V4L2_DV_1080P60 18 /* BT.1120 */
779 /*
780 * D V B T T I M I N G S
781 */
783 /* BT.656/BT.1120 timing data */
784 struct <link linkend="v4l2-bt-timings">v4l2_bt_timings</link> {
785 __u32 width; /* width in pixels */
786 __u32 height; /* height in lines */
787 __u32 interlaced; /* Interlaced or progressive */
788 __u32 polarities; /* Positive or negative polarity */
789 __u64 pixelclock; /* Pixel clock in HZ. Ex. 74.25MHz->74250000 */
790 __u32 hfrontporch; /* Horizpontal front porch in pixels */
791 __u32 hsync; /* Horizontal Sync length in pixels */
792 __u32 hbackporch; /* Horizontal back porch in pixels */
793 __u32 vfrontporch; /* Vertical front porch in pixels */
794 __u32 vsync; /* Vertical Sync length in lines */
795 __u32 vbackporch; /* Vertical back porch in lines */
796 __u32 il_vfrontporch; /* Vertical front porch for bottom field of
797 * interlaced field formats
798 */
799 __u32 il_vsync; /* Vertical sync length for bottom field of
800 * interlaced field formats
801 */
802 __u32 il_vbackporch; /* Vertical back porch for bottom field of
803 * interlaced field formats
804 */
805 __u32 reserved[16];
806 } __attribute__ ((packed));
808 /* Interlaced or progressive format */
809 #define V4L2_DV_PROGRESSIVE 0
810 #define V4L2_DV_INTERLACED 1
812 /* Polarities. If bit is not set, it is assumed to be negative polarity */
813 #define V4L2_DV_VSYNC_POS_POL 0x00000001
814 #define V4L2_DV_HSYNC_POS_POL 0x00000002
817 /* DV timings */
818 struct <link linkend="v4l2-dv-timings">v4l2_dv_timings</link> {
819 __u32 type;
820 union {
821 struct <link linkend="v4l2-bt-timings">v4l2_bt_timings</link> bt;
822 __u32 reserved[32];
823 };
824 } __attribute__ ((packed));
826 /* Values for the type field */
827 #define V4L2_DV_BT_656_1120 0 /* BT.656/1120 timing type */
829 /*
830 * V I D E O I N P U T S
831 */
832 struct <link linkend="v4l2-input">v4l2_input</link> {
833 __u32 index; /* Which input */
834 __u8 name[32]; /* Label */
835 __u32 type; /* Type of input */
836 __u32 audioset; /* Associated audios (bitfield) */
837 __u32 tuner; /* Associated tuner */
838 v4l2_std_id std;
839 __u32 status;
840 __u32 capabilities;
841 __u32 reserved[3];
842 };
844 /* Values for the 'type' field */
845 #define V4L2_INPUT_TYPE_TUNER 1
846 #define V4L2_INPUT_TYPE_CAMERA 2
848 /* field 'status' - general */
849 #define V4L2_IN_ST_NO_POWER 0x00000001 /* Attached device is off */
850 #define V4L2_IN_ST_NO_SIGNAL 0x00000002
851 #define V4L2_IN_ST_NO_COLOR 0x00000004
853 /* field 'status' - sensor orientation */
854 /* If sensor is mounted upside down set both bits */
855 #define V4L2_IN_ST_HFLIP 0x00000010 /* Frames are flipped horizontally */
856 #define V4L2_IN_ST_VFLIP 0x00000020 /* Frames are flipped vertically */
858 /* field 'status' - analog */
859 #define V4L2_IN_ST_NO_H_LOCK 0x00000100 /* No horizontal sync lock */
860 #define V4L2_IN_ST_COLOR_KILL 0x00000200 /* Color killer is active */
862 /* field 'status' - digital */
863 #define V4L2_IN_ST_NO_SYNC 0x00010000 /* No synchronization lock */
864 #define V4L2_IN_ST_NO_EQU 0x00020000 /* No equalizer lock */
865 #define V4L2_IN_ST_NO_CARRIER 0x00040000 /* Carrier recovery failed */
867 /* field 'status' - VCR and set-top box */
868 #define V4L2_IN_ST_MACROVISION 0x01000000 /* Macrovision detected */
869 #define V4L2_IN_ST_NO_ACCESS 0x02000000 /* Conditional access denied */
870 #define V4L2_IN_ST_VTR 0x04000000 /* VTR time constant */
872 /* capabilities flags */
873 #define V4L2_IN_CAP_PRESETS 0x00000001 /* Supports S_DV_PRESET */
874 #define V4L2_IN_CAP_CUSTOM_TIMINGS 0x00000002 /* Supports S_DV_TIMINGS */
875 #define V4L2_IN_CAP_STD 0x00000004 /* Supports S_STD */
877 /*
878 * V I D E O O U T P U T S
879 */
880 struct <link linkend="v4l2-output">v4l2_output</link> {
881 __u32 index; /* Which output */
882 __u8 name[32]; /* Label */
883 __u32 type; /* Type of output */
884 __u32 audioset; /* Associated audios (bitfield) */
885 __u32 modulator; /* Associated modulator */
886 v4l2_std_id std;
887 __u32 capabilities;
888 __u32 reserved[3];
889 };
890 /* Values for the 'type' field */
891 #define V4L2_OUTPUT_TYPE_MODULATOR 1
892 #define V4L2_OUTPUT_TYPE_ANALOG 2
893 #define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY 3
895 /* capabilities flags */
896 #define V4L2_OUT_CAP_PRESETS 0x00000001 /* Supports S_DV_PRESET */
897 #define V4L2_OUT_CAP_CUSTOM_TIMINGS 0x00000002 /* Supports S_DV_TIMINGS */
898 #define V4L2_OUT_CAP_STD 0x00000004 /* Supports S_STD */
900 /*
901 * C O N T R O L S
902 */
903 struct <link linkend="v4l2-control">v4l2_control</link> {
904 __u32 id;
905 __s32 value;
906 };
908 struct <link linkend="v4l2-ext-control">v4l2_ext_control</link> {
909 __u32 id;
910 __u32 size;
911 __u32 reserved2[1];
912 union {
913 __s32 value;
914 __s64 value64;
915 char *string;
916 };
917 } __attribute__ ((packed));
919 struct <link linkend="v4l2-ext-controls">v4l2_ext_controls</link> {
920 __u32 ctrl_class;
921 __u32 count;
922 __u32 error_idx;
923 __u32 reserved[2];
924 struct <link linkend="v4l2-ext-control">v4l2_ext_control</link> *controls;
925 };
927 /* Values for ctrl_class field */
928 #define V4L2_CTRL_CLASS_USER 0x00980000 /* Old-style 'user' controls */
929 #define V4L2_CTRL_CLASS_MPEG 0x00990000 /* MPEG-compression controls */
930 #define V4L2_CTRL_CLASS_CAMERA 0x009a0000 /* Camera class controls */
931 #define V4L2_CTRL_CLASS_FM_TX 0x009b0000 /* FM Modulator control class */
933 #define V4L2_CTRL_ID_MASK (0x0fffffff)
934 #define V4L2_CTRL_ID2CLASS(id) ((id) & 0x0fff0000UL)
935 #define V4L2_CTRL_DRIVER_PRIV(id) (((id) & 0xffff) >= 0x1000)
937 /* Used in the VIDIOC_QUERYCTRL ioctl for querying controls */
938 struct <link linkend="v4l2-queryctrl">v4l2_queryctrl</link> {
939 __u32 id;
940 enum <link linkend="v4l2-ctrl-type">v4l2_ctrl_type</link> type;
941 __u8 name[32]; /* Whatever */
942 __s32 minimum; /* Note signedness */
943 __s32 maximum;
944 __s32 step;
945 __s32 default_value;
946 __u32 flags;
947 __u32 reserved[2];
948 };
950 /* Used in the VIDIOC_QUERYMENU ioctl for querying menu items */
951 struct <link linkend="v4l2-querymenu">v4l2_querymenu</link> {
952 __u32 id;
953 __u32 index;
954 __u8 name[32]; /* Whatever */
955 __u32 reserved;
956 };
958 /* Control flags */
959 #define V4L2_CTRL_FLAG_DISABLED 0x0001
960 #define V4L2_CTRL_FLAG_GRABBED 0x0002
961 #define V4L2_CTRL_FLAG_READ_ONLY 0x0004
962 #define V4L2_CTRL_FLAG_UPDATE 0x0008
963 #define V4L2_CTRL_FLAG_INACTIVE 0x0010
964 #define V4L2_CTRL_FLAG_SLIDER 0x0020
965 #define V4L2_CTRL_FLAG_WRITE_ONLY 0x0040
967 /* Query flag, to be ORed with the control ID */
968 #define V4L2_CTRL_FLAG_NEXT_CTRL 0x80000000
970 /* User-class control IDs defined by V4L2 */
971 #define V4L2_CID_BASE (V4L2_CTRL_CLASS_USER | 0x900)
972 #define V4L2_CID_USER_BASE V4L2_CID_BASE
973 /* IDs reserved for driver specific controls */
974 #define V4L2_CID_PRIVATE_BASE 0x08000000
976 #define V4L2_CID_USER_CLASS (V4L2_CTRL_CLASS_USER | 1)
977 #define V4L2_CID_BRIGHTNESS (V4L2_CID_BASE+0)
978 #define V4L2_CID_CONTRAST (V4L2_CID_BASE+1)
979 #define V4L2_CID_SATURATION (V4L2_CID_BASE+2)
980 #define V4L2_CID_HUE (V4L2_CID_BASE+3)
981 #define V4L2_CID_AUDIO_VOLUME (V4L2_CID_BASE+5)
982 #define V4L2_CID_AUDIO_BALANCE (V4L2_CID_BASE+6)
983 #define V4L2_CID_AUDIO_BASS (V4L2_CID_BASE+7)
984 #define V4L2_CID_AUDIO_TREBLE (V4L2_CID_BASE+8)
985 #define V4L2_CID_AUDIO_MUTE (V4L2_CID_BASE+9)
986 #define V4L2_CID_AUDIO_LOUDNESS (V4L2_CID_BASE+10)
987 #define V4L2_CID_BLACK_LEVEL (V4L2_CID_BASE+11) /* Deprecated */
988 #define V4L2_CID_AUTO_WHITE_BALANCE (V4L2_CID_BASE+12)
989 #define V4L2_CID_DO_WHITE_BALANCE (V4L2_CID_BASE+13)
990 #define V4L2_CID_RED_BALANCE (V4L2_CID_BASE+14)
991 #define V4L2_CID_BLUE_BALANCE (V4L2_CID_BASE+15)
992 #define V4L2_CID_GAMMA (V4L2_CID_BASE+16)
993 #define V4L2_CID_WHITENESS (V4L2_CID_GAMMA) /* Deprecated */
994 #define V4L2_CID_EXPOSURE (V4L2_CID_BASE+17)
995 #define V4L2_CID_AUTOGAIN (V4L2_CID_BASE+18)
996 #define V4L2_CID_GAIN (V4L2_CID_BASE+19)
997 #define V4L2_CID_HFLIP (V4L2_CID_BASE+20)
998 #define V4L2_CID_VFLIP (V4L2_CID_BASE+21)
1000 /* Deprecated; use V4L2_CID_PAN_RESET and V4L2_CID_TILT_RESET */
1001 #define V4L2_CID_HCENTER (V4L2_CID_BASE+22)
1002 #define V4L2_CID_VCENTER (V4L2_CID_BASE+23)
1004 #define V4L2_CID_POWER_LINE_FREQUENCY (V4L2_CID_BASE+24)
1005 enum <link linkend="v4l2-power-line-frequency">v4l2_power_line_frequency</link> {
1006 V4L2_CID_POWER_LINE_FREQUENCY_DISABLED = 0,
1007 V4L2_CID_POWER_LINE_FREQUENCY_50HZ = 1,
1008 V4L2_CID_POWER_LINE_FREQUENCY_60HZ = 2,
1009 };
1010 #define V4L2_CID_HUE_AUTO (V4L2_CID_BASE+25)
1011 #define V4L2_CID_WHITE_BALANCE_TEMPERATURE (V4L2_CID_BASE+26)
1012 #define V4L2_CID_SHARPNESS (V4L2_CID_BASE+27)
1013 #define V4L2_CID_BACKLIGHT_COMPENSATION (V4L2_CID_BASE+28)
1014 #define V4L2_CID_CHROMA_AGC (V4L2_CID_BASE+29)
1015 #define V4L2_CID_COLOR_KILLER (V4L2_CID_BASE+30)
1016 #define V4L2_CID_COLORFX (V4L2_CID_BASE+31)
1017 enum <link linkend="v4l2-colorfx">v4l2_colorfx</link> {
1018 V4L2_COLORFX_NONE = 0,
1019 V4L2_COLORFX_BW = 1,
1020 V4L2_COLORFX_SEPIA = 2,
1021 V4L2_COLORFX_NEGATIVE = 3,
1022 V4L2_COLORFX_EMBOSS = 4,
1023 V4L2_COLORFX_SKETCH = 5,
1024 V4L2_COLORFX_SKY_BLUE = 6,
1025 V4L2_COLORFX_GRASS_GREEN = 7,
1026 V4L2_COLORFX_SKIN_WHITEN = 8,
1027 V4L2_COLORFX_VIVID = 9.
1028 };
1029 #define V4L2_CID_AUTOBRIGHTNESS (V4L2_CID_BASE+32)
1030 #define V4L2_CID_BAND_STOP_FILTER (V4L2_CID_BASE+33)
1032 #define V4L2_CID_ROTATE (V4L2_CID_BASE+34)
1033 #define V4L2_CID_BG_COLOR (V4L2_CID_BASE+35)
1034 /* last CID + 1 */
1035 #define V4L2_CID_LASTP1 (V4L2_CID_BASE+36)
1037 /* MPEG-class control IDs defined by V4L2 */
1038 #define V4L2_CID_MPEG_BASE (V4L2_CTRL_CLASS_MPEG | 0x900)
1039 #define V4L2_CID_MPEG_CLASS (V4L2_CTRL_CLASS_MPEG | 1)
1041 /* MPEG streams */
1042 #define V4L2_CID_MPEG_STREAM_TYPE (V4L2_CID_MPEG_BASE+0)
1043 enum <link linkend="v4l2-mpeg-stream-type">v4l2_mpeg_stream_type</link> {
1044 V4L2_MPEG_STREAM_TYPE_MPEG2_PS = 0, /* MPEG-2 program stream */
1045 V4L2_MPEG_STREAM_TYPE_MPEG2_TS = 1, /* MPEG-2 transport stream */
1046 V4L2_MPEG_STREAM_TYPE_MPEG1_SS = 2, /* MPEG-1 system stream */
1047 V4L2_MPEG_STREAM_TYPE_MPEG2_DVD = 3, /* MPEG-2 DVD-compatible stream */
1048 V4L2_MPEG_STREAM_TYPE_MPEG1_VCD = 4, /* MPEG-1 VCD-compatible stream */
1049 V4L2_MPEG_STREAM_TYPE_MPEG2_SVCD = 5, /* MPEG-2 SVCD-compatible stream */
1050 };
1051 #define V4L2_CID_MPEG_STREAM_PID_PMT (V4L2_CID_MPEG_BASE+1)
1052 #define V4L2_CID_MPEG_STREAM_PID_AUDIO (V4L2_CID_MPEG_BASE+2)
1053 #define V4L2_CID_MPEG_STREAM_PID_VIDEO (V4L2_CID_MPEG_BASE+3)
1054 #define V4L2_CID_MPEG_STREAM_PID_PCR (V4L2_CID_MPEG_BASE+4)
1055 #define V4L2_CID_MPEG_STREAM_PES_ID_AUDIO (V4L2_CID_MPEG_BASE+5)
1056 #define V4L2_CID_MPEG_STREAM_PES_ID_VIDEO (V4L2_CID_MPEG_BASE+6)
1057 #define V4L2_CID_MPEG_STREAM_VBI_FMT (V4L2_CID_MPEG_BASE+7)
1058 enum <link linkend="v4l2-mpeg-stream-vbi-fmt">v4l2_mpeg_stream_vbi_fmt</link> {
1059 V4L2_MPEG_STREAM_VBI_FMT_NONE = 0, /* No VBI in the MPEG stream */
1060 V4L2_MPEG_STREAM_VBI_FMT_IVTV = 1, /* VBI in private packets, IVTV format */
1061 };
1063 /* MPEG audio */
1064 #define V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ (V4L2_CID_MPEG_BASE+100)
1065 enum <link linkend="v4l2-mpeg-audio-sampling-freq">v4l2_mpeg_audio_sampling_freq</link> {
1066 V4L2_MPEG_AUDIO_SAMPLING_FREQ_44100 = 0,
1067 V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000 = 1,
1068 V4L2_MPEG_AUDIO_SAMPLING_FREQ_32000 = 2,
1069 };
1070 #define V4L2_CID_MPEG_AUDIO_ENCODING (V4L2_CID_MPEG_BASE+101)
1071 enum <link linkend="v4l2-mpeg-audio-encoding">v4l2_mpeg_audio_encoding</link> {
1072 V4L2_MPEG_AUDIO_ENCODING_LAYER_1 = 0,
1073 V4L2_MPEG_AUDIO_ENCODING_LAYER_2 = 1,
1074 V4L2_MPEG_AUDIO_ENCODING_LAYER_3 = 2,
1075 V4L2_MPEG_AUDIO_ENCODING_AAC = 3,
1076 V4L2_MPEG_AUDIO_ENCODING_AC3 = 4,
1077 };
1078 #define V4L2_CID_MPEG_AUDIO_L1_BITRATE (V4L2_CID_MPEG_BASE+102)
1079 enum <link linkend="v4l2-mpeg-audio-l1-bitrate">v4l2_mpeg_audio_l1_bitrate</link> {
1080 V4L2_MPEG_AUDIO_L1_BITRATE_32K = 0,
1081 V4L2_MPEG_AUDIO_L1_BITRATE_64K = 1,
1082 V4L2_MPEG_AUDIO_L1_BITRATE_96K = 2,
1083 V4L2_MPEG_AUDIO_L1_BITRATE_128K = 3,
1084 V4L2_MPEG_AUDIO_L1_BITRATE_160K = 4,
1085 V4L2_MPEG_AUDIO_L1_BITRATE_192K = 5,
1086 V4L2_MPEG_AUDIO_L1_BITRATE_224K = 6,
1087 V4L2_MPEG_AUDIO_L1_BITRATE_256K = 7,
1088 V4L2_MPEG_AUDIO_L1_BITRATE_288K = 8,
1089 V4L2_MPEG_AUDIO_L1_BITRATE_320K = 9,
1090 V4L2_MPEG_AUDIO_L1_BITRATE_352K = 10,
1091 V4L2_MPEG_AUDIO_L1_BITRATE_384K = 11,
1092 V4L2_MPEG_AUDIO_L1_BITRATE_416K = 12,
1093 V4L2_MPEG_AUDIO_L1_BITRATE_448K = 13,
1094 };
1095 #define V4L2_CID_MPEG_AUDIO_L2_BITRATE (V4L2_CID_MPEG_BASE+103)
1096 enum <link linkend="v4l2-mpeg-audio-l2-bitrate">v4l2_mpeg_audio_l2_bitrate</link> {
1097 V4L2_MPEG_AUDIO_L2_BITRATE_32K = 0,
1098 V4L2_MPEG_AUDIO_L2_BITRATE_48K = 1,
1099 V4L2_MPEG_AUDIO_L2_BITRATE_56K = 2,
1100 V4L2_MPEG_AUDIO_L2_BITRATE_64K = 3,
1101 V4L2_MPEG_AUDIO_L2_BITRATE_80K = 4,
1102 V4L2_MPEG_AUDIO_L2_BITRATE_96K = 5,
1103 V4L2_MPEG_AUDIO_L2_BITRATE_112K = 6,
1104 V4L2_MPEG_AUDIO_L2_BITRATE_128K = 7,
1105 V4L2_MPEG_AUDIO_L2_BITRATE_160K = 8,
1106 V4L2_MPEG_AUDIO_L2_BITRATE_192K = 9,
1107 V4L2_MPEG_AUDIO_L2_BITRATE_224K = 10,
1108 V4L2_MPEG_AUDIO_L2_BITRATE_256K = 11,
1109 V4L2_MPEG_AUDIO_L2_BITRATE_320K = 12,
1110 V4L2_MPEG_AUDIO_L2_BITRATE_384K = 13,
1111 };
1112 #define V4L2_CID_MPEG_AUDIO_L3_BITRATE (V4L2_CID_MPEG_BASE+104)
1113 enum <link linkend="v4l2-mpeg-audio-l3-bitrate">v4l2_mpeg_audio_l3_bitrate</link> {
1114 V4L2_MPEG_AUDIO_L3_BITRATE_32K = 0,
1115 V4L2_MPEG_AUDIO_L3_BITRATE_40K = 1,
1116 V4L2_MPEG_AUDIO_L3_BITRATE_48K = 2,
1117 V4L2_MPEG_AUDIO_L3_BITRATE_56K = 3,
1118 V4L2_MPEG_AUDIO_L3_BITRATE_64K = 4,
1119 V4L2_MPEG_AUDIO_L3_BITRATE_80K = 5,
1120 V4L2_MPEG_AUDIO_L3_BITRATE_96K = 6,
1121 V4L2_MPEG_AUDIO_L3_BITRATE_112K = 7,
1122 V4L2_MPEG_AUDIO_L3_BITRATE_128K = 8,
1123 V4L2_MPEG_AUDIO_L3_BITRATE_160K = 9,
1124 V4L2_MPEG_AUDIO_L3_BITRATE_192K = 10,
1125 V4L2_MPEG_AUDIO_L3_BITRATE_224K = 11,
1126 V4L2_MPEG_AUDIO_L3_BITRATE_256K = 12,
1127 V4L2_MPEG_AUDIO_L3_BITRATE_320K = 13,
1128 };
1129 #define V4L2_CID_MPEG_AUDIO_MODE (V4L2_CID_MPEG_BASE+105)
1130 enum <link linkend="v4l2-mpeg-audio-mode">v4l2_mpeg_audio_mode</link> {
1131 V4L2_MPEG_AUDIO_MODE_STEREO = 0,
1132 V4L2_MPEG_AUDIO_MODE_JOINT_STEREO = 1,
1133 V4L2_MPEG_AUDIO_MODE_DUAL = 2,
1134 V4L2_MPEG_AUDIO_MODE_MONO = 3,
1135 };
1136 #define V4L2_CID_MPEG_AUDIO_MODE_EXTENSION (V4L2_CID_MPEG_BASE+106)
1137 enum <link linkend="v4l2-mpeg-audio-mode-extension">v4l2_mpeg_audio_mode_extension</link> {
1138 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4 = 0,
1139 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_8 = 1,
1140 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_12 = 2,
1141 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_16 = 3,
1142 };
1143 #define V4L2_CID_MPEG_AUDIO_EMPHASIS (V4L2_CID_MPEG_BASE+107)
1144 enum <link linkend="v4l2-mpeg-audio-emphasis">v4l2_mpeg_audio_emphasis</link> {
1145 V4L2_MPEG_AUDIO_EMPHASIS_NONE = 0,
1146 V4L2_MPEG_AUDIO_EMPHASIS_50_DIV_15_uS = 1,
1147 V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17 = 2,
1148 };
1149 #define V4L2_CID_MPEG_AUDIO_CRC (V4L2_CID_MPEG_BASE+108)
1150 enum <link linkend="v4l2-mpeg-audio-crc">v4l2_mpeg_audio_crc</link> {
1151 V4L2_MPEG_AUDIO_CRC_NONE = 0,
1152 V4L2_MPEG_AUDIO_CRC_CRC16 = 1,
1153 };
1154 #define V4L2_CID_MPEG_AUDIO_MUTE (V4L2_CID_MPEG_BASE+109)
1155 #define V4L2_CID_MPEG_AUDIO_AAC_BITRATE (V4L2_CID_MPEG_BASE+110)
1156 #define V4L2_CID_MPEG_AUDIO_AC3_BITRATE (V4L2_CID_MPEG_BASE+111)
1157 enum <link linkend="v4l2-mpeg-audio-ac3-bitrate">v4l2_mpeg_audio_ac3_bitrate</link> {
1158 V4L2_MPEG_AUDIO_AC3_BITRATE_32K = 0,
1159 V4L2_MPEG_AUDIO_AC3_BITRATE_40K = 1,
1160 V4L2_MPEG_AUDIO_AC3_BITRATE_48K = 2,
1161 V4L2_MPEG_AUDIO_AC3_BITRATE_56K = 3,
1162 V4L2_MPEG_AUDIO_AC3_BITRATE_64K = 4,
1163 V4L2_MPEG_AUDIO_AC3_BITRATE_80K = 5,
1164 V4L2_MPEG_AUDIO_AC3_BITRATE_96K = 6,
1165 V4L2_MPEG_AUDIO_AC3_BITRATE_112K = 7,
1166 V4L2_MPEG_AUDIO_AC3_BITRATE_128K = 8,
1167 V4L2_MPEG_AUDIO_AC3_BITRATE_160K = 9,
1168 V4L2_MPEG_AUDIO_AC3_BITRATE_192K = 10,
1169 V4L2_MPEG_AUDIO_AC3_BITRATE_224K = 11,
1170 V4L2_MPEG_AUDIO_AC3_BITRATE_256K = 12,
1171 V4L2_MPEG_AUDIO_AC3_BITRATE_320K = 13,
1172 V4L2_MPEG_AUDIO_AC3_BITRATE_384K = 14,
1173 V4L2_MPEG_AUDIO_AC3_BITRATE_448K = 15,
1174 V4L2_MPEG_AUDIO_AC3_BITRATE_512K = 16,
1175 V4L2_MPEG_AUDIO_AC3_BITRATE_576K = 17,
1176 V4L2_MPEG_AUDIO_AC3_BITRATE_640K = 18,
1177 };
1179 /* MPEG video */
1180 #define V4L2_CID_MPEG_VIDEO_ENCODING (V4L2_CID_MPEG_BASE+200)
1181 enum <link linkend="v4l2-mpeg-video-encoding">v4l2_mpeg_video_encoding</link> {
1182 V4L2_MPEG_VIDEO_ENCODING_MPEG_1 = 0,
1183 V4L2_MPEG_VIDEO_ENCODING_MPEG_2 = 1,
1184 V4L2_MPEG_VIDEO_ENCODING_MPEG_4_AVC = 2,
1185 };
1186 #define V4L2_CID_MPEG_VIDEO_ASPECT (V4L2_CID_MPEG_BASE+201)
1187 enum <link linkend="v4l2-mpeg-video-aspect">v4l2_mpeg_video_aspect</link> {
1188 V4L2_MPEG_VIDEO_ASPECT_1x1 = 0,
1189 V4L2_MPEG_VIDEO_ASPECT_4x3 = 1,
1190 V4L2_MPEG_VIDEO_ASPECT_16x9 = 2,
1191 V4L2_MPEG_VIDEO_ASPECT_221x100 = 3,
1192 };
1193 #define V4L2_CID_MPEG_VIDEO_B_FRAMES (V4L2_CID_MPEG_BASE+202)
1194 #define V4L2_CID_MPEG_VIDEO_GOP_SIZE (V4L2_CID_MPEG_BASE+203)
1195 #define V4L2_CID_MPEG_VIDEO_GOP_CLOSURE (V4L2_CID_MPEG_BASE+204)
1196 #define V4L2_CID_MPEG_VIDEO_PULLDOWN (V4L2_CID_MPEG_BASE+205)
1197 #define V4L2_CID_MPEG_VIDEO_BITRATE_MODE (V4L2_CID_MPEG_BASE+206)
1198 enum <link linkend="v4l2-mpeg-video-bitrate-mode">v4l2_mpeg_video_bitrate_mode</link> {
1199 V4L2_MPEG_VIDEO_BITRATE_MODE_VBR = 0,
1200 V4L2_MPEG_VIDEO_BITRATE_MODE_CBR = 1,
1201 };
1202 #define V4L2_CID_MPEG_VIDEO_BITRATE (V4L2_CID_MPEG_BASE+207)
1203 #define V4L2_CID_MPEG_VIDEO_BITRATE_PEAK (V4L2_CID_MPEG_BASE+208)
1204 #define V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION (V4L2_CID_MPEG_BASE+209)
1205 #define V4L2_CID_MPEG_VIDEO_MUTE (V4L2_CID_MPEG_BASE+210)
1206 #define V4L2_CID_MPEG_VIDEO_MUTE_YUV (V4L2_CID_MPEG_BASE+211)
1208 /* MPEG-class control IDs specific to the CX2341x driver as defined by V4L2 */
1209 #define V4L2_CID_MPEG_CX2341X_BASE (V4L2_CTRL_CLASS_MPEG | 0x1000)
1210 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE (V4L2_CID_MPEG_CX2341X_BASE+0)
1211 enum <link linkend="v4l2-mpeg-cx2341x-video-spatial-filter-mode">v4l2_mpeg_cx2341x_video_spatial_filter_mode</link> {
1212 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL = 0,
1213 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO = 1,
1214 };
1215 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER (V4L2_CID_MPEG_CX2341X_BASE+1)
1216 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+2)
1217 enum <link linkend="luma-spatial-filter-type">v4l2_mpeg_cx2341x_video_luma_spatial_filter_type</link> {
1218 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF = 0,
1219 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_HOR = 1,
1220 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_VERT = 2,
1221 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_HV_SEPARABLE = 3,
1222 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_SYM_NON_SEPARABLE = 4,
1223 };
1224 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+3)
1225 enum <link linkend="chroma-spatial-filter-type">v4l2_mpeg_cx2341x_video_chroma_spatial_filter_type</link> {
1226 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF = 0,
1227 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR = 1,
1228 };
1229 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE (V4L2_CID_MPEG_CX2341X_BASE+4)
1230 enum <link linkend="v4l2-mpeg-cx2341x-video-temporal-filter-mode">v4l2_mpeg_cx2341x_video_temporal_filter_mode</link> {
1231 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL = 0,
1232 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO = 1,
1233 };
1234 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER (V4L2_CID_MPEG_CX2341X_BASE+5)
1235 #define V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+6)
1236 enum <link linkend="v4l2-mpeg-cx2341x-video-median-filter-type">v4l2_mpeg_cx2341x_video_median_filter_type</link> {
1237 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF = 0,
1238 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR = 1,
1239 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_VERT = 2,
1240 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR_VERT = 3,
1241 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_DIAG = 4,
1242 };
1243 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM (V4L2_CID_MPEG_CX2341X_BASE+7)
1244 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP (V4L2_CID_MPEG_CX2341X_BASE+8)
1245 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM (V4L2_CID_MPEG_CX2341X_BASE+9)
1246 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP (V4L2_CID_MPEG_CX2341X_BASE+10)
1247 #define V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS (V4L2_CID_MPEG_CX2341X_BASE+11)
1249 /* Camera class control IDs */
1250 #define V4L2_CID_CAMERA_CLASS_BASE (V4L2_CTRL_CLASS_CAMERA | 0x900)
1251 #define V4L2_CID_CAMERA_CLASS (V4L2_CTRL_CLASS_CAMERA | 1)
1253 #define V4L2_CID_EXPOSURE_AUTO (V4L2_CID_CAMERA_CLASS_BASE+1)
1254 enum <link linkend="v4l2-exposure-auto-type">v4l2_exposure_auto_type</link> {
1255 V4L2_EXPOSURE_AUTO = 0,
1256 V4L2_EXPOSURE_MANUAL = 1,
1257 V4L2_EXPOSURE_SHUTTER_PRIORITY = 2,
1258 V4L2_EXPOSURE_APERTURE_PRIORITY = 3
1259 };
1260 #define V4L2_CID_EXPOSURE_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+2)
1261 #define V4L2_CID_EXPOSURE_AUTO_PRIORITY (V4L2_CID_CAMERA_CLASS_BASE+3)
1263 #define V4L2_CID_PAN_RELATIVE (V4L2_CID_CAMERA_CLASS_BASE+4)
1264 #define V4L2_CID_TILT_RELATIVE (V4L2_CID_CAMERA_CLASS_BASE+5)
1265 #define V4L2_CID_PAN_RESET (V4L2_CID_CAMERA_CLASS_BASE+6)
1266 #define V4L2_CID_TILT_RESET (V4L2_CID_CAMERA_CLASS_BASE+7)
1268 #define V4L2_CID_PAN_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+8)
1269 #define V4L2_CID_TILT_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+9)
1271 #define V4L2_CID_FOCUS_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+10)
1272 #define V4L2_CID_FOCUS_RELATIVE (V4L2_CID_CAMERA_CLASS_BASE+11)
1273 #define V4L2_CID_FOCUS_AUTO (V4L2_CID_CAMERA_CLASS_BASE+12)
1275 #define V4L2_CID_ZOOM_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+13)
1276 #define V4L2_CID_ZOOM_RELATIVE (V4L2_CID_CAMERA_CLASS_BASE+14)
1277 #define V4L2_CID_ZOOM_CONTINUOUS (V4L2_CID_CAMERA_CLASS_BASE+15)
1279 #define V4L2_CID_PRIVACY (V4L2_CID_CAMERA_CLASS_BASE+16)
1281 #define V4L2_CID_IRIS_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+17)
1282 #define V4L2_CID_IRIS_RELATIVE (V4L2_CID_CAMERA_CLASS_BASE+18)
1284 /* FM Modulator class control IDs */
1285 #define V4L2_CID_FM_TX_CLASS_BASE (V4L2_CTRL_CLASS_FM_TX | 0x900)
1286 #define V4L2_CID_FM_TX_CLASS (V4L2_CTRL_CLASS_FM_TX | 1)
1288 #define V4L2_CID_RDS_TX_DEVIATION (V4L2_CID_FM_TX_CLASS_BASE + 1)
1289 #define V4L2_CID_RDS_TX_PI (V4L2_CID_FM_TX_CLASS_BASE + 2)
1290 #define V4L2_CID_RDS_TX_PTY (V4L2_CID_FM_TX_CLASS_BASE + 3)
1291 #define V4L2_CID_RDS_TX_PS_NAME (V4L2_CID_FM_TX_CLASS_BASE + 5)
1292 #define V4L2_CID_RDS_TX_RADIO_TEXT (V4L2_CID_FM_TX_CLASS_BASE + 6)
1294 #define V4L2_CID_AUDIO_LIMITER_ENABLED (V4L2_CID_FM_TX_CLASS_BASE + 64)
1295 #define V4L2_CID_AUDIO_LIMITER_RELEASE_TIME (V4L2_CID_FM_TX_CLASS_BASE + 65)
1296 #define V4L2_CID_AUDIO_LIMITER_DEVIATION (V4L2_CID_FM_TX_CLASS_BASE + 66)
1298 #define V4L2_CID_AUDIO_COMPRESSION_ENABLED (V4L2_CID_FM_TX_CLASS_BASE + 80)
1299 #define V4L2_CID_AUDIO_COMPRESSION_GAIN (V4L2_CID_FM_TX_CLASS_BASE + 81)
1300 #define V4L2_CID_AUDIO_COMPRESSION_THRESHOLD (V4L2_CID_FM_TX_CLASS_BASE + 82)
1301 #define V4L2_CID_AUDIO_COMPRESSION_ATTACK_TIME (V4L2_CID_FM_TX_CLASS_BASE + 83)
1302 #define V4L2_CID_AUDIO_COMPRESSION_RELEASE_TIME (V4L2_CID_FM_TX_CLASS_BASE + 84)
1304 #define V4L2_CID_PILOT_TONE_ENABLED (V4L2_CID_FM_TX_CLASS_BASE + 96)
1305 #define V4L2_CID_PILOT_TONE_DEVIATION (V4L2_CID_FM_TX_CLASS_BASE + 97)
1306 #define V4L2_CID_PILOT_TONE_FREQUENCY (V4L2_CID_FM_TX_CLASS_BASE + 98)
1308 #define V4L2_CID_TUNE_PREEMPHASIS (V4L2_CID_FM_TX_CLASS_BASE + 112)
1309 enum <link linkend="v4l2-preemphasis">v4l2_preemphasis</link> {
1310 V4L2_PREEMPHASIS_DISABLED = 0,
1311 V4L2_PREEMPHASIS_50_uS = 1,
1312 V4L2_PREEMPHASIS_75_uS = 2,
1313 };
1314 #define V4L2_CID_TUNE_POWER_LEVEL (V4L2_CID_FM_TX_CLASS_BASE + 113)
1315 #define V4L2_CID_TUNE_ANTENNA_CAPACITOR (V4L2_CID_FM_TX_CLASS_BASE + 114)
1317 /*
1318 * T U N I N G
1319 */
1320 struct <link linkend="v4l2-tuner">v4l2_tuner</link> {
1321 __u32 index;
1322 __u8 name[32];
1323 enum <link linkend="v4l2-tuner-type">v4l2_tuner_type</link> type;
1324 __u32 capability;
1325 __u32 rangelow;
1326 __u32 rangehigh;
1327 __u32 rxsubchans;
1328 __u32 audmode;
1329 __s32 signal;
1330 __s32 afc;
1331 __u32 reserved[4];
1332 };
1334 struct <link linkend="v4l2-modulator">v4l2_modulator</link> {
1335 __u32 index;
1336 __u8 name[32];
1337 __u32 capability;
1338 __u32 rangelow;
1339 __u32 rangehigh;
1340 __u32 txsubchans;
1341 __u32 reserved[4];
1342 };
1344 /* Flags for the 'capability' field */
1345 #define V4L2_TUNER_CAP_LOW 0x0001
1346 #define V4L2_TUNER_CAP_NORM 0x0002
1347 #define V4L2_TUNER_CAP_STEREO 0x0010
1348 #define V4L2_TUNER_CAP_LANG2 0x0020
1349 #define V4L2_TUNER_CAP_SAP 0x0020
1350 #define V4L2_TUNER_CAP_LANG1 0x0040
1351 #define V4L2_TUNER_CAP_RDS 0x0080
1353 /* Flags for the 'rxsubchans' field */
1354 #define V4L2_TUNER_SUB_MONO 0x0001
1355 #define V4L2_TUNER_SUB_STEREO 0x0002
1356 #define V4L2_TUNER_SUB_LANG2 0x0004
1357 #define V4L2_TUNER_SUB_SAP 0x0004
1358 #define V4L2_TUNER_SUB_LANG1 0x0008
1359 #define V4L2_TUNER_SUB_RDS 0x0010
1361 /* Values for the 'audmode' field */
1362 #define V4L2_TUNER_MODE_MONO 0x0000
1363 #define V4L2_TUNER_MODE_STEREO 0x0001
1364 #define V4L2_TUNER_MODE_LANG2 0x0002
1365 #define V4L2_TUNER_MODE_SAP 0x0002
1366 #define V4L2_TUNER_MODE_LANG1 0x0003
1367 #define V4L2_TUNER_MODE_LANG1_LANG2 0x0004
1369 struct <link linkend="v4l2-frequency">v4l2_frequency</link> {
1370 __u32 tuner;
1371 enum <link linkend="v4l2-tuner-type">v4l2_tuner_type</link> type;
1372 __u32 frequency;
1373 __u32 reserved[8];
1374 };
1376 struct <link linkend="v4l2-hw-freq-seek">v4l2_hw_freq_seek</link> {
1377 __u32 tuner;
1378 enum <link linkend="v4l2-tuner-type">v4l2_tuner_type</link> type;
1379 __u32 seek_upward;
1380 __u32 wrap_around;
1381 __u32 reserved[8];
1382 };
1384 /*
1385 * R D S
1386 */
1388 struct <link linkend="v4l2-rds-data">v4l2_rds_data</link> {
1389 __u8 lsb;
1390 __u8 msb;
1391 __u8 block;
1392 } __attribute__ ((packed));
1394 #define V4L2_RDS_BLOCK_MSK 0x7
1395 #define V4L2_RDS_BLOCK_A 0
1396 #define V4L2_RDS_BLOCK_B 1
1397 #define V4L2_RDS_BLOCK_C 2
1398 #define V4L2_RDS_BLOCK_D 3
1399 #define V4L2_RDS_BLOCK_C_ALT 4
1400 #define V4L2_RDS_BLOCK_INVALID 7
1402 #define V4L2_RDS_BLOCK_CORRECTED 0x40
1403 #define V4L2_RDS_BLOCK_ERROR 0x80
1405 /*
1406 * A U D I O
1407 */
1408 struct <link linkend="v4l2-audio">v4l2_audio</link> {
1409 __u32 index;
1410 __u8 name[32];
1411 __u32 capability;
1412 __u32 mode;
1413 __u32 reserved[2];
1414 };
1416 /* Flags for the 'capability' field */
1417 #define V4L2_AUDCAP_STEREO 0x00001
1418 #define V4L2_AUDCAP_AVL 0x00002
1420 /* Flags for the 'mode' field */
1421 #define V4L2_AUDMODE_AVL 0x00001
1423 struct <link linkend="v4l2-audioout">v4l2_audioout</link> {
1424 __u32 index;
1425 __u8 name[32];
1426 __u32 capability;
1427 __u32 mode;
1428 __u32 reserved[2];
1429 };
1431 /*
1432 * M P E G S E R V I C E S
1433 *
1434 * NOTE: EXPERIMENTAL API
1435 */
1436 #if 1 /*KEEP*/
1437 #define V4L2_ENC_IDX_FRAME_I (0)
1438 #define V4L2_ENC_IDX_FRAME_P (1)
1439 #define V4L2_ENC_IDX_FRAME_B (2)
1440 #define V4L2_ENC_IDX_FRAME_MASK (0xf)
1442 struct <link linkend="v4l2-enc-idx-entry">v4l2_enc_idx_entry</link> {
1443 __u64 offset;
1444 __u64 pts;
1445 __u32 length;
1446 __u32 flags;
1447 __u32 reserved[2];
1448 };
1450 #define V4L2_ENC_IDX_ENTRIES (64)
1451 struct <link linkend="v4l2-enc-idx">v4l2_enc_idx</link> {
1452 __u32 entries;
1453 __u32 entries_cap;
1454 __u32 reserved[4];
1455 struct <link linkend="v4l2-enc-idx-entry">v4l2_enc_idx_entry</link> entry[V4L2_ENC_IDX_ENTRIES];
1456 };
1459 #define V4L2_ENC_CMD_START (0)
1460 #define V4L2_ENC_CMD_STOP (1)
1461 #define V4L2_ENC_CMD_PAUSE (2)
1462 #define V4L2_ENC_CMD_RESUME (3)
1464 /* Flags for V4L2_ENC_CMD_STOP */
1465 #define V4L2_ENC_CMD_STOP_AT_GOP_END (1 << 0)
1467 struct <link linkend="v4l2-encoder-cmd">v4l2_encoder_cmd</link> {
1468 __u32 cmd;
1469 __u32 flags;
1470 union {
1471 struct {
1472 __u32 data[8];
1473 } raw;
1474 };
1475 };
1477 #endif
1480 /*
1481 * D A T A S E R V I C E S ( V B I )
1482 *
1483 * Data services API by Michael Schimek
1484 */
1486 /* Raw VBI */
1487 struct <link linkend="v4l2-vbi-format">v4l2_vbi_format</link> {
1488 __u32 sampling_rate; /* in 1 Hz */
1489 __u32 offset;
1490 __u32 samples_per_line;
1491 __u32 sample_format; /* V4L2_PIX_FMT_* */
1492 __s32 start[2];
1493 __u32 count[2];
1494 __u32 flags; /* V4L2_VBI_* */
1495 __u32 reserved[2]; /* must be zero */
1496 };
1498 /* VBI flags */
1499 #define V4L2_VBI_UNSYNC (1 << 0)
1500 #define V4L2_VBI_INTERLACED (1 << 1)
1502 /* Sliced VBI
1503 *
1504 * This implements is a proposal V4L2 API to allow SLICED VBI
1505 * required for some hardware encoders. It should change without
1506 * notice in the definitive implementation.
1507 */
1509 struct <link linkend="v4l2-sliced-vbi-format">v4l2_sliced_vbi_format</link> {
1510 __u16 service_set;
1511 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
1512 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
1513 (equals frame lines 313-336 for 625 line video
1514 standards, 263-286 for 525 line standards) */
1515 __u16 service_lines[2][24];
1516 __u32 io_size;
1517 __u32 reserved[2]; /* must be zero */
1518 };
1520 /* Teletext World System Teletext
1521 (WST), defined on ITU-R BT.653-2 */
1522 #define V4L2_SLICED_TELETEXT_B (0x0001)
1523 /* Video Program System, defined on ETS 300 231*/
1524 #define V4L2_SLICED_VPS (0x0400)
1525 /* Closed Caption, defined on EIA-608 */
1526 #define V4L2_SLICED_CAPTION_525 (0x1000)
1527 /* Wide Screen System, defined on ITU-R BT1119.1 */
1528 #define V4L2_SLICED_WSS_625 (0x4000)
1530 #define V4L2_SLICED_VBI_525 (V4L2_SLICED_CAPTION_525)
1531 #define V4L2_SLICED_VBI_625 (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625)
1533 struct <link linkend="v4l2-sliced-vbi-cap">v4l2_sliced_vbi_cap</link> {
1534 __u16 service_set;
1535 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
1536 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
1537 (equals frame lines 313-336 for 625 line video
1538 standards, 263-286 for 525 line standards) */
1539 __u16 service_lines[2][24];
1540 enum <link linkend="v4l2-buf-type">v4l2_buf_type</link> type;
1541 __u32 reserved[3]; /* must be 0 */
1542 };
1544 struct <link linkend="v4l2-sliced-vbi-data">v4l2_sliced_vbi_data</link> {
1545 __u32 id;
1546 __u32 field; /* 0: first field, 1: second field */
1547 __u32 line; /* 1-23 */
1548 __u32 reserved; /* must be 0 */
1549 __u8 data[48];
1550 };
1552 /*
1553 * Sliced VBI data inserted into MPEG Streams
1554 */
1556 /*
1557 * V4L2_MPEG_STREAM_VBI_FMT_IVTV:
1558 *
1559 * Structure of payload contained in an MPEG 2 Private Stream 1 PES Packet in an
1560 * MPEG-2 Program Pack that contains V4L2_MPEG_STREAM_VBI_FMT_IVTV Sliced VBI
1561 * data
1562 *
1563 * Note, the MPEG-2 Program Pack and Private Stream 1 PES packet header
1564 * definitions are not included here. See the MPEG-2 specifications for details
1565 * on these headers.
1566 */
1568 /* Line type IDs */
1569 #define V4L2_MPEG_VBI_IVTV_TELETEXT_B (1)
1570 #define V4L2_MPEG_VBI_IVTV_CAPTION_525 (4)
1571 #define V4L2_MPEG_VBI_IVTV_WSS_625 (5)
1572 #define V4L2_MPEG_VBI_IVTV_VPS (7)
1574 struct <link linkend="v4l2-mpeg-vbi-itv0-line">v4l2_mpeg_vbi_itv0_line</link> {
1575 __u8 id; /* One of V4L2_MPEG_VBI_IVTV_* above */
1576 __u8 data[42]; /* Sliced VBI data for the line */
1577 } __attribute__ ((packed));
1579 struct <link linkend="v4l2-mpeg-vbi-itv0">v4l2_mpeg_vbi_itv0</link> {
1580 __le32 linemask[2]; /* Bitmasks of VBI service lines present */
1581 struct <link linkend="v4l2-mpeg-vbi-itv0-line">v4l2_mpeg_vbi_itv0_line</link> line[35];
1582 } __attribute__ ((packed));
1584 struct <link linkend="v4l2-mpeg-vbi-itv0-1">v4l2_mpeg_vbi_ITV0</link> {
1585 struct <link linkend="v4l2-mpeg-vbi-itv0-line">v4l2_mpeg_vbi_itv0_line</link> line[36];
1586 } __attribute__ ((packed));
1588 #define V4L2_MPEG_VBI_IVTV_MAGIC0 "itv0"
1589 #define V4L2_MPEG_VBI_IVTV_MAGIC1 "ITV0"
1591 struct <link linkend="v4l2-mpeg-vbi-fmt-ivtv">v4l2_mpeg_vbi_fmt_ivtv</link> {
1592 __u8 magic[4];
1593 union {
1594 struct <link linkend="v4l2-mpeg-vbi-itv0">v4l2_mpeg_vbi_itv0</link> itv0;
1595 struct <link linkend="v4l2-mpeg-vbi-itv0-1">v4l2_mpeg_vbi_ITV0</link> ITV0;
1596 };
1597 } __attribute__ ((packed));
1599 /*
1600 * A G G R E G A T E S T R U C T U R E S
1601 */
1603 /* Stream data format
1604 */
1605 struct <link linkend="v4l2-format">v4l2_format</link> {
1606 enum <link linkend="v4l2-buf-type">v4l2_buf_type</link> type;
1607 union {
1608 struct <link linkend="v4l2-pix-format">v4l2_pix_format</link> pix; /* V4L2_BUF_TYPE_VIDEO_CAPTURE */
1609 struct <link linkend="v4l2-window">v4l2_window</link> win; /* V4L2_BUF_TYPE_VIDEO_OVERLAY */
1610 struct <link linkend="v4l2-vbi-format">v4l2_vbi_format</link> vbi; /* V4L2_BUF_TYPE_VBI_CAPTURE */
1611 struct <link linkend="v4l2-sliced-vbi-format">v4l2_sliced_vbi_format</link> sliced; /* V4L2_BUF_TYPE_SLICED_VBI_CAPTURE */
1612 __u8 raw_data[200]; /* user-defined */
1613 } fmt;
1614 };
1617 /* Stream type-dependent parameters
1618 */
1619 struct <link linkend="v4l2-streamparm">v4l2_streamparm</link> {
1620 enum <link linkend="v4l2-buf-type">v4l2_buf_type</link> type;
1621 union {
1622 struct <link linkend="v4l2-captureparm">v4l2_captureparm</link> capture;
1623 struct <link linkend="v4l2-outputparm">v4l2_outputparm</link> output;
1624 __u8 raw_data[200]; /* user-defined */
1625 } parm;
1626 };
1628 /*
1629 * A D V A N C E D D E B U G G I N G
1630 *
1631 * NOTE: EXPERIMENTAL API, NEVER RELY ON THIS IN APPLICATIONS!
1632 * FOR DEBUGGING, TESTING AND INTERNAL USE ONLY!
1633 */
1635 /* VIDIOC_DBG_G_REGISTER and VIDIOC_DBG_S_REGISTER */
1637 #define V4L2_CHIP_MATCH_HOST 0 /* Match against chip ID on host (0 for the host) */
1638 #define V4L2_CHIP_MATCH_I2C_DRIVER 1 /* Match against I2C driver name */
1639 #define V4L2_CHIP_MATCH_I2C_ADDR 2 /* Match against I2C 7-bit address */
1640 #define V4L2_CHIP_MATCH_AC97 3 /* Match against anciliary AC97 chip */
1642 struct <link linkend="v4l2-dbg-match">v4l2_dbg_match</link> {
1643 __u32 type; /* Match type */
1644 union { /* Match this chip, meaning determined by type */
1645 __u32 addr;
1646 char name[32];
1647 };
1648 } __attribute__ ((packed));
1650 struct <link linkend="v4l2-dbg-register">v4l2_dbg_register</link> {
1651 struct <link linkend="v4l2-dbg-match">v4l2_dbg_match</link> match;
1652 __u32 size; /* register size in bytes */
1653 __u64 reg;
1654 __u64 val;
1655 } __attribute__ ((packed));
1657 /* VIDIOC_DBG_G_CHIP_IDENT */
1658 struct <link linkend="v4l2-dbg-chip-ident">v4l2_dbg_chip_ident</link> {
1659 struct <link linkend="v4l2-dbg-match">v4l2_dbg_match</link> match;
1660 __u32 ident; /* chip identifier as specified in <media/v4l2-chip-ident.h> */
1661 __u32 revision; /* chip revision, chip specific */
1662 } __attribute__ ((packed));
1664 /*
1665 * 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
1666 *
1667 */
1668 #define VIDIOC_QUERYCAP _IOR('V', 0, struct <link linkend="v4l2-capability">v4l2_capability</link>)
1669 #define VIDIOC_RESERVED _IO('V', 1)
1670 #define VIDIOC_ENUM_FMT _IOWR('V', 2, struct <link linkend="v4l2-fmtdesc">v4l2_fmtdesc</link>)
1671 #define VIDIOC_G_FMT _IOWR('V', 4, struct <link linkend="v4l2-format">v4l2_format</link>)
1672 #define VIDIOC_S_FMT _IOWR('V', 5, struct <link linkend="v4l2-format">v4l2_format</link>)
1673 #define VIDIOC_REQBUFS _IOWR('V', 8, struct <link linkend="v4l2-requestbuffers">v4l2_requestbuffers</link>)
1674 #define VIDIOC_QUERYBUF _IOWR('V', 9, struct <link linkend="v4l2-buffer">v4l2_buffer</link>)
1675 #define VIDIOC_G_FBUF _IOR('V', 10, struct <link linkend="v4l2-framebuffer">v4l2_framebuffer</link>)
1676 #define VIDIOC_S_FBUF _IOW('V', 11, struct <link linkend="v4l2-framebuffer">v4l2_framebuffer</link>)
1677 #define VIDIOC_OVERLAY _IOW('V', 14, int)
1678 #define VIDIOC_QBUF _IOWR('V', 15, struct <link linkend="v4l2-buffer">v4l2_buffer</link>)
1679 #define VIDIOC_DQBUF _IOWR('V', 17, struct <link linkend="v4l2-buffer">v4l2_buffer</link>)
1680 #define VIDIOC_STREAMON _IOW('V', 18, int)
1681 #define VIDIOC_STREAMOFF _IOW('V', 19, int)
1682 #define VIDIOC_G_PARM _IOWR('V', 21, struct <link linkend="v4l2-streamparm">v4l2_streamparm</link>)
1683 #define VIDIOC_S_PARM _IOWR('V', 22, struct <link linkend="v4l2-streamparm">v4l2_streamparm</link>)
1684 #define VIDIOC_G_STD _IOR('V', 23, v4l2_std_id)
1685 #define VIDIOC_S_STD _IOW('V', 24, v4l2_std_id)
1686 #define VIDIOC_ENUMSTD _IOWR('V', 25, struct <link linkend="v4l2-standard">v4l2_standard</link>)
1687 #define VIDIOC_ENUMINPUT _IOWR('V', 26, struct <link linkend="v4l2-input">v4l2_input</link>)
1688 #define VIDIOC_G_CTRL _IOWR('V', 27, struct <link linkend="v4l2-control">v4l2_control</link>)
1689 #define VIDIOC_S_CTRL _IOWR('V', 28, struct <link linkend="v4l2-control">v4l2_control</link>)
1690 #define VIDIOC_G_TUNER _IOWR('V', 29, struct <link linkend="v4l2-tuner">v4l2_tuner</link>)
1691 #define VIDIOC_S_TUNER _IOW('V', 30, struct <link linkend="v4l2-tuner">v4l2_tuner</link>)
1692 #define VIDIOC_G_AUDIO _IOR('V', 33, struct <link linkend="v4l2-audio">v4l2_audio</link>)
1693 #define VIDIOC_S_AUDIO _IOW('V', 34, struct <link linkend="v4l2-audio">v4l2_audio</link>)
1694 #define VIDIOC_QUERYCTRL _IOWR('V', 36, struct <link linkend="v4l2-queryctrl">v4l2_queryctrl</link>)
1695 #define VIDIOC_QUERYMENU _IOWR('V', 37, struct <link linkend="v4l2-querymenu">v4l2_querymenu</link>)
1696 #define VIDIOC_G_INPUT _IOR('V', 38, int)
1697 #define VIDIOC_S_INPUT _IOWR('V', 39, int)
1698 #define VIDIOC_G_OUTPUT _IOR('V', 46, int)
1699 #define VIDIOC_S_OUTPUT _IOWR('V', 47, int)
1700 #define VIDIOC_ENUMOUTPUT _IOWR('V', 48, struct <link linkend="v4l2-output">v4l2_output</link>)
1701 #define VIDIOC_G_AUDOUT _IOR('V', 49, struct <link linkend="v4l2-audioout">v4l2_audioout</link>)
1702 #define VIDIOC_S_AUDOUT _IOW('V', 50, struct <link linkend="v4l2-audioout">v4l2_audioout</link>)
1703 #define VIDIOC_G_MODULATOR _IOWR('V', 54, struct <link linkend="v4l2-modulator">v4l2_modulator</link>)
1704 #define VIDIOC_S_MODULATOR _IOW('V', 55, struct <link linkend="v4l2-modulator">v4l2_modulator</link>)
1705 #define VIDIOC_G_FREQUENCY _IOWR('V', 56, struct <link linkend="v4l2-frequency">v4l2_frequency</link>)
1706 #define VIDIOC_S_FREQUENCY _IOW('V', 57, struct <link linkend="v4l2-frequency">v4l2_frequency</link>)
1707 #define VIDIOC_CROPCAP _IOWR('V', 58, struct <link linkend="v4l2-cropcap">v4l2_cropcap</link>)
1708 #define VIDIOC_G_CROP _IOWR('V', 59, struct <link linkend="v4l2-crop">v4l2_crop</link>)
1709 #define VIDIOC_S_CROP _IOW('V', 60, struct <link linkend="v4l2-crop">v4l2_crop</link>)
1710 #define VIDIOC_G_JPEGCOMP _IOR('V', 61, struct <link linkend="v4l2-jpegcompression">v4l2_jpegcompression</link>)
1711 #define VIDIOC_S_JPEGCOMP _IOW('V', 62, struct <link linkend="v4l2-jpegcompression">v4l2_jpegcompression</link>)
1712 #define VIDIOC_QUERYSTD _IOR('V', 63, v4l2_std_id)
1713 #define VIDIOC_TRY_FMT _IOWR('V', 64, struct <link linkend="v4l2-format">v4l2_format</link>)
1714 #define VIDIOC_ENUMAUDIO _IOWR('V', 65, struct <link linkend="v4l2-audio">v4l2_audio</link>)
1715 #define VIDIOC_ENUMAUDOUT _IOWR('V', 66, struct <link linkend="v4l2-audioout">v4l2_audioout</link>)
1716 #define VIDIOC_G_PRIORITY _IOR('V', 67, enum <link linkend="v4l2-priority">v4l2_priority</link>)
1717 #define VIDIOC_S_PRIORITY _IOW('V', 68, enum <link linkend="v4l2-priority">v4l2_priority</link>)
1718 #define VIDIOC_G_SLICED_VBI_CAP _IOWR('V', 69, struct <link linkend="v4l2-sliced-vbi-cap">v4l2_sliced_vbi_cap</link>)
1719 #define VIDIOC_LOG_STATUS _IO('V', 70)
1720 #define VIDIOC_G_EXT_CTRLS _IOWR('V', 71, struct <link linkend="v4l2-ext-controls">v4l2_ext_controls</link>)
1721 #define VIDIOC_S_EXT_CTRLS _IOWR('V', 72, struct <link linkend="v4l2-ext-controls">v4l2_ext_controls</link>)
1722 #define VIDIOC_TRY_EXT_CTRLS _IOWR('V', 73, struct <link linkend="v4l2-ext-controls">v4l2_ext_controls</link>)
1723 #if 1 /*KEEP*/
1724 #define VIDIOC_ENUM_FRAMESIZES _IOWR('V', 74, struct <link linkend="v4l2-frmsizeenum">v4l2_frmsizeenum</link>)
1725 #define VIDIOC_ENUM_FRAMEINTERVALS _IOWR('V', 75, struct <link linkend="v4l2-frmivalenum">v4l2_frmivalenum</link>)
1726 #define VIDIOC_G_ENC_INDEX _IOR('V', 76, struct <link linkend="v4l2-enc-idx">v4l2_enc_idx</link>)
1727 #define VIDIOC_ENCODER_CMD _IOWR('V', 77, struct <link linkend="v4l2-encoder-cmd">v4l2_encoder_cmd</link>)
1728 #define VIDIOC_TRY_ENCODER_CMD _IOWR('V', 78, struct <link linkend="v4l2-encoder-cmd">v4l2_encoder_cmd</link>)
1729 #endif
1731 #if 1 /*KEEP*/
1732 /* Experimental, meant for debugging, testing and internal use.
1733 Only implemented if CONFIG_VIDEO_ADV_DEBUG is defined.
1734 You must be root to use these ioctls. Never use these in applications! */
1735 #define VIDIOC_DBG_S_REGISTER _IOW('V', 79, struct <link linkend="v4l2-dbg-register">v4l2_dbg_register</link>)
1736 #define VIDIOC_DBG_G_REGISTER _IOWR('V', 80, struct <link linkend="v4l2-dbg-register">v4l2_dbg_register</link>)
1738 /* Experimental, meant for debugging, testing and internal use.
1739 Never use this ioctl in applications! */
1740 #define VIDIOC_DBG_G_CHIP_IDENT _IOWR('V', 81, struct <link linkend="v4l2-dbg-chip-ident">v4l2_dbg_chip_ident</link>)
1741 #endif
1743 #define VIDIOC_S_HW_FREQ_SEEK _IOW('V', 82, struct <link linkend="v4l2-hw-freq-seek">v4l2_hw_freq_seek</link>)
1744 #define VIDIOC_ENUM_DV_PRESETS _IOWR('V', 83, struct <link linkend="v4l2-dv-enum-preset">v4l2_dv_enum_preset</link>)
1745 #define VIDIOC_S_DV_PRESET _IOWR('V', 84, struct <link linkend="v4l2-dv-preset">v4l2_dv_preset</link>)
1746 #define VIDIOC_G_DV_PRESET _IOWR('V', 85, struct <link linkend="v4l2-dv-preset">v4l2_dv_preset</link>)
1747 #define VIDIOC_QUERY_DV_PRESET _IOR('V', 86, struct <link linkend="v4l2-dv-preset">v4l2_dv_preset</link>)
1748 #define VIDIOC_S_DV_TIMINGS _IOWR('V', 87, struct <link linkend="v4l2-dv-timings">v4l2_dv_timings</link>)
1749 #define VIDIOC_G_DV_TIMINGS _IOWR('V', 88, struct <link linkend="v4l2-dv-timings">v4l2_dv_timings</link>)
1751 /* Reminder: when adding new ioctls please add support for them to
1752 drivers/media/video/v4l2-compat-ioctl32.c as well! */
1754 #ifdef __OLD_VIDIOC_
1755 /* for compatibility, will go away some day */
1756 #define VIDIOC_OVERLAY_OLD _IOWR('V', 14, int)
1757 #define VIDIOC_S_PARM_OLD _IOW('V', 22, struct <link linkend="v4l2-streamparm">v4l2_streamparm</link>)
1758 #define VIDIOC_S_CTRL_OLD _IOW('V', 28, struct <link linkend="v4l2-control">v4l2_control</link>)
1759 #define VIDIOC_G_AUDIO_OLD _IOWR('V', 33, struct <link linkend="v4l2-audio">v4l2_audio</link>)
1760 #define VIDIOC_G_AUDOUT_OLD _IOWR('V', 49, struct <link linkend="v4l2-audioout">v4l2_audioout</link>)
1761 #define VIDIOC_CROPCAP_OLD _IOR('V', 58, struct <link linkend="v4l2-cropcap">v4l2_cropcap</link>)
1762 #endif
1764 #define BASE_VIDIOC_PRIVATE 192 /* 192-255 are private */
1766 #endif /* __LINUX_VIDEODEV2_H */
1767 </programlisting>