W1: ds2490.c reset ds2490 in init
[linux-2.6/mini2440.git] / include / linux / videodev2.h
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1 /*
2 * Video for Linux Two header file
4 * Copyright (C) 1999-2007 the contributors
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * Alternatively you can redistribute this file under the terms of the
17 * BSD license as stated below:
19 * Redistribution and use in source and binary forms, with or without
20 * modification, are permitted provided that the following conditions
21 * are met:
22 * 1. Redistributions of source code must retain the above copyright
23 * notice, this list of conditions and the following disclaimer.
24 * 2. Redistributions in binary form must reproduce the above copyright
25 * notice, this list of conditions and the following disclaimer in
26 * the documentation and/or other materials provided with the
27 * distribution.
28 * 3. The names of its contributors may not be used to endorse or promote
29 * products derived from this software without specific prior written
30 * permission.
32 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
33 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
34 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
35 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
36 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
37 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
38 * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
39 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
40 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
41 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
42 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
44 * Header file for v4l or V4L2 drivers and applications
45 * with public API.
46 * All kernel-specific stuff were moved to media/v4l2-dev.h, so
47 * no #if __KERNEL tests are allowed here
49 * See http://linuxtv.org for more info
51 * Author: Bill Dirks <bill@thedirks.org>
52 * Justin Schoeman
53 * Hans Verkuil <hverkuil@xs4all.nl>
54 * et al.
56 #ifndef __LINUX_VIDEODEV2_H
57 #define __LINUX_VIDEODEV2_H
59 #ifdef __KERNEL__
60 #include <linux/time.h> /* need struct timeval */
61 #else
62 #include <sys/time.h>
63 #endif
64 #include <linux/compiler.h>
65 #include <linux/ioctl.h>
66 #include <linux/types.h>
69 * Common stuff for both V4L1 and V4L2
70 * Moved from videodev.h
72 #define VIDEO_MAX_FRAME 32
74 #ifndef __KERNEL__
76 /* These defines are V4L1 specific and should not be used with the V4L2 API!
77 They will be removed from this header in the future. */
79 #define VID_TYPE_CAPTURE 1 /* Can capture */
80 #define VID_TYPE_TUNER 2 /* Can tune */
81 #define VID_TYPE_TELETEXT 4 /* Does teletext */
82 #define VID_TYPE_OVERLAY 8 /* Overlay onto frame buffer */
83 #define VID_TYPE_CHROMAKEY 16 /* Overlay by chromakey */
84 #define VID_TYPE_CLIPPING 32 /* Can clip */
85 #define VID_TYPE_FRAMERAM 64 /* Uses the frame buffer memory */
86 #define VID_TYPE_SCALES 128 /* Scalable */
87 #define VID_TYPE_MONOCHROME 256 /* Monochrome only */
88 #define VID_TYPE_SUBCAPTURE 512 /* Can capture subareas of the image */
89 #define VID_TYPE_MPEG_DECODER 1024 /* Can decode MPEG streams */
90 #define VID_TYPE_MPEG_ENCODER 2048 /* Can encode MPEG streams */
91 #define VID_TYPE_MJPEG_DECODER 4096 /* Can decode MJPEG streams */
92 #define VID_TYPE_MJPEG_ENCODER 8192 /* Can encode MJPEG streams */
93 #endif
96 * M I S C E L L A N E O U S
99 /* Four-character-code (FOURCC) */
100 #define v4l2_fourcc(a, b, c, d)\
101 ((__u32)(a) | ((__u32)(b) << 8) | ((__u32)(c) << 16) | ((__u32)(d) << 24))
104 * E N U M S
106 enum v4l2_field {
107 V4L2_FIELD_ANY = 0, /* driver can choose from none,
108 top, bottom, interlaced
109 depending on whatever it thinks
110 is approximate ... */
111 V4L2_FIELD_NONE = 1, /* this device has no fields ... */
112 V4L2_FIELD_TOP = 2, /* top field only */
113 V4L2_FIELD_BOTTOM = 3, /* bottom field only */
114 V4L2_FIELD_INTERLACED = 4, /* both fields interlaced */
115 V4L2_FIELD_SEQ_TB = 5, /* both fields sequential into one
116 buffer, top-bottom order */
117 V4L2_FIELD_SEQ_BT = 6, /* same as above + bottom-top order */
118 V4L2_FIELD_ALTERNATE = 7, /* both fields alternating into
119 separate buffers */
120 V4L2_FIELD_INTERLACED_TB = 8, /* both fields interlaced, top field
121 first and the top field is
122 transmitted first */
123 V4L2_FIELD_INTERLACED_BT = 9, /* both fields interlaced, top field
124 first and the bottom field is
125 transmitted first */
127 #define V4L2_FIELD_HAS_TOP(field) \
128 ((field) == V4L2_FIELD_TOP ||\
129 (field) == V4L2_FIELD_INTERLACED ||\
130 (field) == V4L2_FIELD_INTERLACED_TB ||\
131 (field) == V4L2_FIELD_INTERLACED_BT ||\
132 (field) == V4L2_FIELD_SEQ_TB ||\
133 (field) == V4L2_FIELD_SEQ_BT)
134 #define V4L2_FIELD_HAS_BOTTOM(field) \
135 ((field) == V4L2_FIELD_BOTTOM ||\
136 (field) == V4L2_FIELD_INTERLACED ||\
137 (field) == V4L2_FIELD_INTERLACED_TB ||\
138 (field) == V4L2_FIELD_INTERLACED_BT ||\
139 (field) == V4L2_FIELD_SEQ_TB ||\
140 (field) == V4L2_FIELD_SEQ_BT)
141 #define V4L2_FIELD_HAS_BOTH(field) \
142 ((field) == V4L2_FIELD_INTERLACED ||\
143 (field) == V4L2_FIELD_INTERLACED_TB ||\
144 (field) == V4L2_FIELD_INTERLACED_BT ||\
145 (field) == V4L2_FIELD_SEQ_TB ||\
146 (field) == V4L2_FIELD_SEQ_BT)
148 enum v4l2_buf_type {
149 V4L2_BUF_TYPE_VIDEO_CAPTURE = 1,
150 V4L2_BUF_TYPE_VIDEO_OUTPUT = 2,
151 V4L2_BUF_TYPE_VIDEO_OVERLAY = 3,
152 V4L2_BUF_TYPE_VBI_CAPTURE = 4,
153 V4L2_BUF_TYPE_VBI_OUTPUT = 5,
154 V4L2_BUF_TYPE_SLICED_VBI_CAPTURE = 6,
155 V4L2_BUF_TYPE_SLICED_VBI_OUTPUT = 7,
156 #if 1
157 /* Experimental */
158 V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY = 8,
159 #endif
160 V4L2_BUF_TYPE_PRIVATE = 0x80,
163 enum v4l2_ctrl_type {
164 V4L2_CTRL_TYPE_INTEGER = 1,
165 V4L2_CTRL_TYPE_BOOLEAN = 2,
166 V4L2_CTRL_TYPE_MENU = 3,
167 V4L2_CTRL_TYPE_BUTTON = 4,
168 V4L2_CTRL_TYPE_INTEGER64 = 5,
169 V4L2_CTRL_TYPE_CTRL_CLASS = 6,
172 enum v4l2_tuner_type {
173 V4L2_TUNER_RADIO = 1,
174 V4L2_TUNER_ANALOG_TV = 2,
175 V4L2_TUNER_DIGITAL_TV = 3,
178 enum v4l2_memory {
179 V4L2_MEMORY_MMAP = 1,
180 V4L2_MEMORY_USERPTR = 2,
181 V4L2_MEMORY_OVERLAY = 3,
184 /* see also http://vektor.theorem.ca/graphics/ycbcr/ */
185 enum v4l2_colorspace {
186 /* ITU-R 601 -- broadcast NTSC/PAL */
187 V4L2_COLORSPACE_SMPTE170M = 1,
189 /* 1125-Line (US) HDTV */
190 V4L2_COLORSPACE_SMPTE240M = 2,
192 /* HD and modern captures. */
193 V4L2_COLORSPACE_REC709 = 3,
195 /* broken BT878 extents (601, luma range 16-253 instead of 16-235) */
196 V4L2_COLORSPACE_BT878 = 4,
198 /* These should be useful. Assume 601 extents. */
199 V4L2_COLORSPACE_470_SYSTEM_M = 5,
200 V4L2_COLORSPACE_470_SYSTEM_BG = 6,
202 /* I know there will be cameras that send this. So, this is
203 * unspecified chromaticities and full 0-255 on each of the
204 * Y'CbCr components
206 V4L2_COLORSPACE_JPEG = 7,
208 /* For RGB colourspaces, this is probably a good start. */
209 V4L2_COLORSPACE_SRGB = 8,
212 enum v4l2_priority {
213 V4L2_PRIORITY_UNSET = 0, /* not initialized */
214 V4L2_PRIORITY_BACKGROUND = 1,
215 V4L2_PRIORITY_INTERACTIVE = 2,
216 V4L2_PRIORITY_RECORD = 3,
217 V4L2_PRIORITY_DEFAULT = V4L2_PRIORITY_INTERACTIVE,
220 struct v4l2_rect {
221 __s32 left;
222 __s32 top;
223 __s32 width;
224 __s32 height;
227 struct v4l2_fract {
228 __u32 numerator;
229 __u32 denominator;
233 * D R I V E R C A P A B I L I T I E S
235 struct v4l2_capability {
236 __u8 driver[16]; /* i.e. "bttv" */
237 __u8 card[32]; /* i.e. "Hauppauge WinTV" */
238 __u8 bus_info[32]; /* "PCI:" + pci_name(pci_dev) */
239 __u32 version; /* should use KERNEL_VERSION() */
240 __u32 capabilities; /* Device capabilities */
241 __u32 reserved[4];
244 /* Values for 'capabilities' field */
245 #define V4L2_CAP_VIDEO_CAPTURE 0x00000001 /* Is a video capture device */
246 #define V4L2_CAP_VIDEO_OUTPUT 0x00000002 /* Is a video output device */
247 #define V4L2_CAP_VIDEO_OVERLAY 0x00000004 /* Can do video overlay */
248 #define V4L2_CAP_VBI_CAPTURE 0x00000010 /* Is a raw VBI capture device */
249 #define V4L2_CAP_VBI_OUTPUT 0x00000020 /* Is a raw VBI output device */
250 #define V4L2_CAP_SLICED_VBI_CAPTURE 0x00000040 /* Is a sliced VBI capture device */
251 #define V4L2_CAP_SLICED_VBI_OUTPUT 0x00000080 /* Is a sliced VBI output device */
252 #define V4L2_CAP_RDS_CAPTURE 0x00000100 /* RDS data capture */
253 #define V4L2_CAP_VIDEO_OUTPUT_OVERLAY 0x00000200 /* Can do video output overlay */
254 #define V4L2_CAP_HW_FREQ_SEEK 0x00000400 /* Can do hardware frequency seek */
256 #define V4L2_CAP_TUNER 0x00010000 /* has a tuner */
257 #define V4L2_CAP_AUDIO 0x00020000 /* has audio support */
258 #define V4L2_CAP_RADIO 0x00040000 /* is a radio device */
260 #define V4L2_CAP_READWRITE 0x01000000 /* read/write systemcalls */
261 #define V4L2_CAP_ASYNCIO 0x02000000 /* async I/O */
262 #define V4L2_CAP_STREAMING 0x04000000 /* streaming I/O ioctls */
265 * V I D E O I M A G E F O R M A T
267 struct v4l2_pix_format {
268 __u32 width;
269 __u32 height;
270 __u32 pixelformat;
271 enum v4l2_field field;
272 __u32 bytesperline; /* for padding, zero if unused */
273 __u32 sizeimage;
274 enum v4l2_colorspace colorspace;
275 __u32 priv; /* private data, depends on pixelformat */
278 /* Pixel format FOURCC depth Description */
279 #define V4L2_PIX_FMT_RGB332 v4l2_fourcc('R', 'G', 'B', '1') /* 8 RGB-3-3-2 */
280 #define V4L2_PIX_FMT_RGB444 v4l2_fourcc('R', '4', '4', '4') /* 16 xxxxrrrr ggggbbbb */
281 #define V4L2_PIX_FMT_RGB555 v4l2_fourcc('R', 'G', 'B', 'O') /* 16 RGB-5-5-5 */
282 #define V4L2_PIX_FMT_RGB565 v4l2_fourcc('R', 'G', 'B', 'P') /* 16 RGB-5-6-5 */
283 #define V4L2_PIX_FMT_RGB555X v4l2_fourcc('R', 'G', 'B', 'Q') /* 16 RGB-5-5-5 BE */
284 #define V4L2_PIX_FMT_RGB565X v4l2_fourcc('R', 'G', 'B', 'R') /* 16 RGB-5-6-5 BE */
285 #define V4L2_PIX_FMT_BGR24 v4l2_fourcc('B', 'G', 'R', '3') /* 24 BGR-8-8-8 */
286 #define V4L2_PIX_FMT_RGB24 v4l2_fourcc('R', 'G', 'B', '3') /* 24 RGB-8-8-8 */
287 #define V4L2_PIX_FMT_BGR32 v4l2_fourcc('B', 'G', 'R', '4') /* 32 BGR-8-8-8-8 */
288 #define V4L2_PIX_FMT_RGB32 v4l2_fourcc('R', 'G', 'B', '4') /* 32 RGB-8-8-8-8 */
289 #define V4L2_PIX_FMT_GREY v4l2_fourcc('G', 'R', 'E', 'Y') /* 8 Greyscale */
290 #define V4L2_PIX_FMT_Y16 v4l2_fourcc('Y', '1', '6', ' ') /* 16 Greyscale */
291 #define V4L2_PIX_FMT_PAL8 v4l2_fourcc('P', 'A', 'L', '8') /* 8 8-bit palette */
292 #define V4L2_PIX_FMT_YVU410 v4l2_fourcc('Y', 'V', 'U', '9') /* 9 YVU 4:1:0 */
293 #define V4L2_PIX_FMT_YVU420 v4l2_fourcc('Y', 'V', '1', '2') /* 12 YVU 4:2:0 */
294 #define V4L2_PIX_FMT_YUYV v4l2_fourcc('Y', 'U', 'Y', 'V') /* 16 YUV 4:2:2 */
295 #define V4L2_PIX_FMT_UYVY v4l2_fourcc('U', 'Y', 'V', 'Y') /* 16 YUV 4:2:2 */
296 #define V4L2_PIX_FMT_YUV422P v4l2_fourcc('4', '2', '2', 'P') /* 16 YVU422 planar */
297 #define V4L2_PIX_FMT_YUV411P v4l2_fourcc('4', '1', '1', 'P') /* 16 YVU411 planar */
298 #define V4L2_PIX_FMT_Y41P v4l2_fourcc('Y', '4', '1', 'P') /* 12 YUV 4:1:1 */
299 #define V4L2_PIX_FMT_YUV444 v4l2_fourcc('Y', '4', '4', '4') /* 16 xxxxyyyy uuuuvvvv */
300 #define V4L2_PIX_FMT_YUV555 v4l2_fourcc('Y', 'U', 'V', 'O') /* 16 YUV-5-5-5 */
301 #define V4L2_PIX_FMT_YUV565 v4l2_fourcc('Y', 'U', 'V', 'P') /* 16 YUV-5-6-5 */
302 #define V4L2_PIX_FMT_YUV32 v4l2_fourcc('Y', 'U', 'V', '4') /* 32 YUV-8-8-8-8 */
304 /* two planes -- one Y, one Cr + Cb interleaved */
305 #define V4L2_PIX_FMT_NV12 v4l2_fourcc('N', 'V', '1', '2') /* 12 Y/CbCr 4:2:0 */
306 #define V4L2_PIX_FMT_NV21 v4l2_fourcc('N', 'V', '2', '1') /* 12 Y/CrCb 4:2:0 */
308 /* The following formats are not defined in the V4L2 specification */
309 #define V4L2_PIX_FMT_YUV410 v4l2_fourcc('Y', 'U', 'V', '9') /* 9 YUV 4:1:0 */
310 #define V4L2_PIX_FMT_YUV420 v4l2_fourcc('Y', 'U', '1', '2') /* 12 YUV 4:2:0 */
311 #define V4L2_PIX_FMT_YYUV v4l2_fourcc('Y', 'Y', 'U', 'V') /* 16 YUV 4:2:2 */
312 #define V4L2_PIX_FMT_HI240 v4l2_fourcc('H', 'I', '2', '4') /* 8 8-bit color */
313 #define V4L2_PIX_FMT_HM12 v4l2_fourcc('H', 'M', '1', '2') /* 8 YUV 4:2:0 16x16 macroblocks */
315 /* see http://www.siliconimaging.com/RGB%20Bayer.htm */
316 #define V4L2_PIX_FMT_SBGGR8 v4l2_fourcc('B', 'A', '8', '1') /* 8 BGBG.. GRGR.. */
317 #define V4L2_PIX_FMT_SGBRG8 v4l2_fourcc('G', 'B', 'R', 'G') /* 8 GBGB.. RGRG.. */
318 #define V4L2_PIX_FMT_SBGGR16 v4l2_fourcc('B', 'Y', 'R', '2') /* 16 BGBG.. GRGR.. */
320 /* compressed formats */
321 #define V4L2_PIX_FMT_MJPEG v4l2_fourcc('M', 'J', 'P', 'G') /* Motion-JPEG */
322 #define V4L2_PIX_FMT_JPEG v4l2_fourcc('J', 'P', 'E', 'G') /* JFIF JPEG */
323 #define V4L2_PIX_FMT_DV v4l2_fourcc('d', 'v', 's', 'd') /* 1394 */
324 #define V4L2_PIX_FMT_MPEG v4l2_fourcc('M', 'P', 'E', 'G') /* MPEG-1/2/4 */
326 /* Vendor-specific formats */
327 #define V4L2_PIX_FMT_WNVA v4l2_fourcc('W', 'N', 'V', 'A') /* Winnov hw compress */
328 #define V4L2_PIX_FMT_SN9C10X v4l2_fourcc('S', '9', '1', '0') /* SN9C10x compression */
329 #define V4L2_PIX_FMT_PWC1 v4l2_fourcc('P', 'W', 'C', '1') /* pwc older webcam */
330 #define V4L2_PIX_FMT_PWC2 v4l2_fourcc('P', 'W', 'C', '2') /* pwc newer webcam */
331 #define V4L2_PIX_FMT_ET61X251 v4l2_fourcc('E', '6', '2', '5') /* ET61X251 compression */
332 #define V4L2_PIX_FMT_SPCA501 v4l2_fourcc('S', '5', '0', '1') /* YUYV per line */
333 #define V4L2_PIX_FMT_SPCA505 v4l2_fourcc('S', '5', '0', '5') /* YYUV per line */
334 #define V4L2_PIX_FMT_SPCA508 v4l2_fourcc('S', '5', '0', '8') /* YUVY per line */
335 #define V4L2_PIX_FMT_SPCA561 v4l2_fourcc('S', '5', '6', '1') /* compressed GBRG bayer */
336 #define V4L2_PIX_FMT_PAC207 v4l2_fourcc('P', '2', '0', '7') /* compressed BGGR bayer */
337 #define V4L2_PIX_FMT_PJPG v4l2_fourcc('P', 'J', 'P', 'G') /* Pixart 73xx JPEG */
338 #define V4L2_PIX_FMT_YVYU v4l2_fourcc('Y', 'V', 'Y', 'U') /* 16 YVU 4:2:2 */
341 * F O R M A T E N U M E R A T I O N
343 struct v4l2_fmtdesc {
344 __u32 index; /* Format number */
345 enum v4l2_buf_type type; /* buffer type */
346 __u32 flags;
347 __u8 description[32]; /* Description string */
348 __u32 pixelformat; /* Format fourcc */
349 __u32 reserved[4];
352 #define V4L2_FMT_FLAG_COMPRESSED 0x0001
354 #if 1
355 /* Experimental Frame Size and frame rate enumeration */
357 * F R A M E S I Z E E N U M E R A T I O N
359 enum v4l2_frmsizetypes {
360 V4L2_FRMSIZE_TYPE_DISCRETE = 1,
361 V4L2_FRMSIZE_TYPE_CONTINUOUS = 2,
362 V4L2_FRMSIZE_TYPE_STEPWISE = 3,
365 struct v4l2_frmsize_discrete {
366 __u32 width; /* Frame width [pixel] */
367 __u32 height; /* Frame height [pixel] */
370 struct v4l2_frmsize_stepwise {
371 __u32 min_width; /* Minimum frame width [pixel] */
372 __u32 max_width; /* Maximum frame width [pixel] */
373 __u32 step_width; /* Frame width step size [pixel] */
374 __u32 min_height; /* Minimum frame height [pixel] */
375 __u32 max_height; /* Maximum frame height [pixel] */
376 __u32 step_height; /* Frame height step size [pixel] */
379 struct v4l2_frmsizeenum {
380 __u32 index; /* Frame size number */
381 __u32 pixel_format; /* Pixel format */
382 __u32 type; /* Frame size type the device supports. */
384 union { /* Frame size */
385 struct v4l2_frmsize_discrete discrete;
386 struct v4l2_frmsize_stepwise stepwise;
389 __u32 reserved[2]; /* Reserved space for future use */
393 * F R A M E R A T E E N U M E R A T I O N
395 enum v4l2_frmivaltypes {
396 V4L2_FRMIVAL_TYPE_DISCRETE = 1,
397 V4L2_FRMIVAL_TYPE_CONTINUOUS = 2,
398 V4L2_FRMIVAL_TYPE_STEPWISE = 3,
401 struct v4l2_frmival_stepwise {
402 struct v4l2_fract min; /* Minimum frame interval [s] */
403 struct v4l2_fract max; /* Maximum frame interval [s] */
404 struct v4l2_fract step; /* Frame interval step size [s] */
407 struct v4l2_frmivalenum {
408 __u32 index; /* Frame format index */
409 __u32 pixel_format; /* Pixel format */
410 __u32 width; /* Frame width */
411 __u32 height; /* Frame height */
412 __u32 type; /* Frame interval type the device supports. */
414 union { /* Frame interval */
415 struct v4l2_fract discrete;
416 struct v4l2_frmival_stepwise stepwise;
419 __u32 reserved[2]; /* Reserved space for future use */
421 #endif
424 * T I M E C O D E
426 struct v4l2_timecode {
427 __u32 type;
428 __u32 flags;
429 __u8 frames;
430 __u8 seconds;
431 __u8 minutes;
432 __u8 hours;
433 __u8 userbits[4];
436 /* Type */
437 #define V4L2_TC_TYPE_24FPS 1
438 #define V4L2_TC_TYPE_25FPS 2
439 #define V4L2_TC_TYPE_30FPS 3
440 #define V4L2_TC_TYPE_50FPS 4
441 #define V4L2_TC_TYPE_60FPS 5
443 /* Flags */
444 #define V4L2_TC_FLAG_DROPFRAME 0x0001 /* "drop-frame" mode */
445 #define V4L2_TC_FLAG_COLORFRAME 0x0002
446 #define V4L2_TC_USERBITS_field 0x000C
447 #define V4L2_TC_USERBITS_USERDEFINED 0x0000
448 #define V4L2_TC_USERBITS_8BITCHARS 0x0008
449 /* The above is based on SMPTE timecodes */
451 struct v4l2_jpegcompression {
452 int quality;
454 int APPn; /* Number of APP segment to be written,
455 * must be 0..15 */
456 int APP_len; /* Length of data in JPEG APPn segment */
457 char APP_data[60]; /* Data in the JPEG APPn segment. */
459 int COM_len; /* Length of data in JPEG COM segment */
460 char COM_data[60]; /* Data in JPEG COM segment */
462 __u32 jpeg_markers; /* Which markers should go into the JPEG
463 * output. Unless you exactly know what
464 * you do, leave them untouched.
465 * Inluding less markers will make the
466 * resulting code smaller, but there will
467 * be fewer aplications which can read it.
468 * The presence of the APP and COM marker
469 * is influenced by APP_len and COM_len
470 * ONLY, not by this property! */
472 #define V4L2_JPEG_MARKER_DHT (1<<3) /* Define Huffman Tables */
473 #define V4L2_JPEG_MARKER_DQT (1<<4) /* Define Quantization Tables */
474 #define V4L2_JPEG_MARKER_DRI (1<<5) /* Define Restart Interval */
475 #define V4L2_JPEG_MARKER_COM (1<<6) /* Comment segment */
476 #define V4L2_JPEG_MARKER_APP (1<<7) /* App segment, driver will
477 * allways use APP0 */
481 * M E M O R Y - M A P P I N G B U F F E R S
483 struct v4l2_requestbuffers {
484 __u32 count;
485 enum v4l2_buf_type type;
486 enum v4l2_memory memory;
487 __u32 reserved[2];
490 struct v4l2_buffer {
491 __u32 index;
492 enum v4l2_buf_type type;
493 __u32 bytesused;
494 __u32 flags;
495 enum v4l2_field field;
496 struct timeval timestamp;
497 struct v4l2_timecode timecode;
498 __u32 sequence;
500 /* memory location */
501 enum v4l2_memory memory;
502 union {
503 __u32 offset;
504 unsigned long userptr;
505 } m;
506 __u32 length;
507 __u32 input;
508 __u32 reserved;
511 /* Flags for 'flags' field */
512 #define V4L2_BUF_FLAG_MAPPED 0x0001 /* Buffer is mapped (flag) */
513 #define V4L2_BUF_FLAG_QUEUED 0x0002 /* Buffer is queued for processing */
514 #define V4L2_BUF_FLAG_DONE 0x0004 /* Buffer is ready */
515 #define V4L2_BUF_FLAG_KEYFRAME 0x0008 /* Image is a keyframe (I-frame) */
516 #define V4L2_BUF_FLAG_PFRAME 0x0010 /* Image is a P-frame */
517 #define V4L2_BUF_FLAG_BFRAME 0x0020 /* Image is a B-frame */
518 #define V4L2_BUF_FLAG_TIMECODE 0x0100 /* timecode field is valid */
519 #define V4L2_BUF_FLAG_INPUT 0x0200 /* input field is valid */
522 * O V E R L A Y P R E V I E W
524 struct v4l2_framebuffer {
525 __u32 capability;
526 __u32 flags;
527 /* FIXME: in theory we should pass something like PCI device + memory
528 * region + offset instead of some physical address */
529 void *base;
530 struct v4l2_pix_format fmt;
532 /* Flags for the 'capability' field. Read only */
533 #define V4L2_FBUF_CAP_EXTERNOVERLAY 0x0001
534 #define V4L2_FBUF_CAP_CHROMAKEY 0x0002
535 #define V4L2_FBUF_CAP_LIST_CLIPPING 0x0004
536 #define V4L2_FBUF_CAP_BITMAP_CLIPPING 0x0008
537 #define V4L2_FBUF_CAP_LOCAL_ALPHA 0x0010
538 #define V4L2_FBUF_CAP_GLOBAL_ALPHA 0x0020
539 #define V4L2_FBUF_CAP_LOCAL_INV_ALPHA 0x0040
540 /* Flags for the 'flags' field. */
541 #define V4L2_FBUF_FLAG_PRIMARY 0x0001
542 #define V4L2_FBUF_FLAG_OVERLAY 0x0002
543 #define V4L2_FBUF_FLAG_CHROMAKEY 0x0004
544 #define V4L2_FBUF_FLAG_LOCAL_ALPHA 0x0008
545 #define V4L2_FBUF_FLAG_GLOBAL_ALPHA 0x0010
546 #define V4L2_FBUF_FLAG_LOCAL_INV_ALPHA 0x0020
548 struct v4l2_clip {
549 struct v4l2_rect c;
550 struct v4l2_clip __user *next;
553 struct v4l2_window {
554 struct v4l2_rect w;
555 enum v4l2_field field;
556 __u32 chromakey;
557 struct v4l2_clip __user *clips;
558 __u32 clipcount;
559 void __user *bitmap;
560 __u8 global_alpha;
564 * C A P T U R E P A R A M E T E R S
566 struct v4l2_captureparm {
567 __u32 capability; /* Supported modes */
568 __u32 capturemode; /* Current mode */
569 struct v4l2_fract timeperframe; /* Time per frame in .1us units */
570 __u32 extendedmode; /* Driver-specific extensions */
571 __u32 readbuffers; /* # of buffers for read */
572 __u32 reserved[4];
575 /* Flags for 'capability' and 'capturemode' fields */
576 #define V4L2_MODE_HIGHQUALITY 0x0001 /* High quality imaging mode */
577 #define V4L2_CAP_TIMEPERFRAME 0x1000 /* timeperframe field is supported */
579 struct v4l2_outputparm {
580 __u32 capability; /* Supported modes */
581 __u32 outputmode; /* Current mode */
582 struct v4l2_fract timeperframe; /* Time per frame in seconds */
583 __u32 extendedmode; /* Driver-specific extensions */
584 __u32 writebuffers; /* # of buffers for write */
585 __u32 reserved[4];
589 * I N P U T I M A G E C R O P P I N G
591 struct v4l2_cropcap {
592 enum v4l2_buf_type type;
593 struct v4l2_rect bounds;
594 struct v4l2_rect defrect;
595 struct v4l2_fract pixelaspect;
598 struct v4l2_crop {
599 enum v4l2_buf_type type;
600 struct v4l2_rect c;
604 * A N A L O G V I D E O S T A N D A R D
607 typedef __u64 v4l2_std_id;
609 /* one bit for each */
610 #define V4L2_STD_PAL_B ((v4l2_std_id)0x00000001)
611 #define V4L2_STD_PAL_B1 ((v4l2_std_id)0x00000002)
612 #define V4L2_STD_PAL_G ((v4l2_std_id)0x00000004)
613 #define V4L2_STD_PAL_H ((v4l2_std_id)0x00000008)
614 #define V4L2_STD_PAL_I ((v4l2_std_id)0x00000010)
615 #define V4L2_STD_PAL_D ((v4l2_std_id)0x00000020)
616 #define V4L2_STD_PAL_D1 ((v4l2_std_id)0x00000040)
617 #define V4L2_STD_PAL_K ((v4l2_std_id)0x00000080)
619 #define V4L2_STD_PAL_M ((v4l2_std_id)0x00000100)
620 #define V4L2_STD_PAL_N ((v4l2_std_id)0x00000200)
621 #define V4L2_STD_PAL_Nc ((v4l2_std_id)0x00000400)
622 #define V4L2_STD_PAL_60 ((v4l2_std_id)0x00000800)
624 #define V4L2_STD_NTSC_M ((v4l2_std_id)0x00001000)
625 #define V4L2_STD_NTSC_M_JP ((v4l2_std_id)0x00002000)
626 #define V4L2_STD_NTSC_443 ((v4l2_std_id)0x00004000)
627 #define V4L2_STD_NTSC_M_KR ((v4l2_std_id)0x00008000)
629 #define V4L2_STD_SECAM_B ((v4l2_std_id)0x00010000)
630 #define V4L2_STD_SECAM_D ((v4l2_std_id)0x00020000)
631 #define V4L2_STD_SECAM_G ((v4l2_std_id)0x00040000)
632 #define V4L2_STD_SECAM_H ((v4l2_std_id)0x00080000)
633 #define V4L2_STD_SECAM_K ((v4l2_std_id)0x00100000)
634 #define V4L2_STD_SECAM_K1 ((v4l2_std_id)0x00200000)
635 #define V4L2_STD_SECAM_L ((v4l2_std_id)0x00400000)
636 #define V4L2_STD_SECAM_LC ((v4l2_std_id)0x00800000)
638 /* ATSC/HDTV */
639 #define V4L2_STD_ATSC_8_VSB ((v4l2_std_id)0x01000000)
640 #define V4L2_STD_ATSC_16_VSB ((v4l2_std_id)0x02000000)
642 /* FIXME:
643 Although std_id is 64 bits, there is an issue on PPC32 architecture that
644 makes switch(__u64) to break. So, there's a hack on v4l2-common.c rounding
645 this value to 32 bits.
646 As, currently, the max value is for V4L2_STD_ATSC_16_VSB (30 bits wide),
647 it should work fine. However, if needed to add more than two standards,
648 v4l2-common.c should be fixed.
651 /* some merged standards */
652 #define V4L2_STD_MN (V4L2_STD_PAL_M|V4L2_STD_PAL_N|V4L2_STD_PAL_Nc|V4L2_STD_NTSC)
653 #define V4L2_STD_B (V4L2_STD_PAL_B|V4L2_STD_PAL_B1|V4L2_STD_SECAM_B)
654 #define V4L2_STD_GH (V4L2_STD_PAL_G|V4L2_STD_PAL_H|V4L2_STD_SECAM_G|V4L2_STD_SECAM_H)
655 #define V4L2_STD_DK (V4L2_STD_PAL_DK|V4L2_STD_SECAM_DK)
657 /* some common needed stuff */
658 #define V4L2_STD_PAL_BG (V4L2_STD_PAL_B |\
659 V4L2_STD_PAL_B1 |\
660 V4L2_STD_PAL_G)
661 #define V4L2_STD_PAL_DK (V4L2_STD_PAL_D |\
662 V4L2_STD_PAL_D1 |\
663 V4L2_STD_PAL_K)
664 #define V4L2_STD_PAL (V4L2_STD_PAL_BG |\
665 V4L2_STD_PAL_DK |\
666 V4L2_STD_PAL_H |\
667 V4L2_STD_PAL_I)
668 #define V4L2_STD_NTSC (V4L2_STD_NTSC_M |\
669 V4L2_STD_NTSC_M_JP |\
670 V4L2_STD_NTSC_M_KR)
671 #define V4L2_STD_SECAM_DK (V4L2_STD_SECAM_D |\
672 V4L2_STD_SECAM_K |\
673 V4L2_STD_SECAM_K1)
674 #define V4L2_STD_SECAM (V4L2_STD_SECAM_B |\
675 V4L2_STD_SECAM_G |\
676 V4L2_STD_SECAM_H |\
677 V4L2_STD_SECAM_DK |\
678 V4L2_STD_SECAM_L |\
679 V4L2_STD_SECAM_LC)
681 #define V4L2_STD_525_60 (V4L2_STD_PAL_M |\
682 V4L2_STD_PAL_60 |\
683 V4L2_STD_NTSC |\
684 V4L2_STD_NTSC_443)
685 #define V4L2_STD_625_50 (V4L2_STD_PAL |\
686 V4L2_STD_PAL_N |\
687 V4L2_STD_PAL_Nc |\
688 V4L2_STD_SECAM)
689 #define V4L2_STD_ATSC (V4L2_STD_ATSC_8_VSB |\
690 V4L2_STD_ATSC_16_VSB)
692 #define V4L2_STD_UNKNOWN 0
693 #define V4L2_STD_ALL (V4L2_STD_525_60 |\
694 V4L2_STD_625_50)
696 struct v4l2_standard {
697 __u32 index;
698 v4l2_std_id id;
699 __u8 name[24];
700 struct v4l2_fract frameperiod; /* Frames, not fields */
701 __u32 framelines;
702 __u32 reserved[4];
706 * V I D E O I N P U T S
708 struct v4l2_input {
709 __u32 index; /* Which input */
710 __u8 name[32]; /* Label */
711 __u32 type; /* Type of input */
712 __u32 audioset; /* Associated audios (bitfield) */
713 __u32 tuner; /* Associated tuner */
714 v4l2_std_id std;
715 __u32 status;
716 __u32 reserved[4];
719 /* Values for the 'type' field */
720 #define V4L2_INPUT_TYPE_TUNER 1
721 #define V4L2_INPUT_TYPE_CAMERA 2
723 /* field 'status' - general */
724 #define V4L2_IN_ST_NO_POWER 0x00000001 /* Attached device is off */
725 #define V4L2_IN_ST_NO_SIGNAL 0x00000002
726 #define V4L2_IN_ST_NO_COLOR 0x00000004
728 /* field 'status' - analog */
729 #define V4L2_IN_ST_NO_H_LOCK 0x00000100 /* No horizontal sync lock */
730 #define V4L2_IN_ST_COLOR_KILL 0x00000200 /* Color killer is active */
732 /* field 'status' - digital */
733 #define V4L2_IN_ST_NO_SYNC 0x00010000 /* No synchronization lock */
734 #define V4L2_IN_ST_NO_EQU 0x00020000 /* No equalizer lock */
735 #define V4L2_IN_ST_NO_CARRIER 0x00040000 /* Carrier recovery failed */
737 /* field 'status' - VCR and set-top box */
738 #define V4L2_IN_ST_MACROVISION 0x01000000 /* Macrovision detected */
739 #define V4L2_IN_ST_NO_ACCESS 0x02000000 /* Conditional access denied */
740 #define V4L2_IN_ST_VTR 0x04000000 /* VTR time constant */
743 * V I D E O O U T P U T S
745 struct v4l2_output {
746 __u32 index; /* Which output */
747 __u8 name[32]; /* Label */
748 __u32 type; /* Type of output */
749 __u32 audioset; /* Associated audios (bitfield) */
750 __u32 modulator; /* Associated modulator */
751 v4l2_std_id std;
752 __u32 reserved[4];
754 /* Values for the 'type' field */
755 #define V4L2_OUTPUT_TYPE_MODULATOR 1
756 #define V4L2_OUTPUT_TYPE_ANALOG 2
757 #define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY 3
760 * C O N T R O L S
762 struct v4l2_control {
763 __u32 id;
764 __s32 value;
767 struct v4l2_ext_control {
768 __u32 id;
769 __u32 reserved2[2];
770 union {
771 __s32 value;
772 __s64 value64;
773 void *reserved;
775 } __attribute__ ((packed));
777 struct v4l2_ext_controls {
778 __u32 ctrl_class;
779 __u32 count;
780 __u32 error_idx;
781 __u32 reserved[2];
782 struct v4l2_ext_control *controls;
785 /* Values for ctrl_class field */
786 #define V4L2_CTRL_CLASS_USER 0x00980000 /* Old-style 'user' controls */
787 #define V4L2_CTRL_CLASS_MPEG 0x00990000 /* MPEG-compression controls */
788 #define V4L2_CTRL_CLASS_CAMERA 0x009a0000 /* Camera class controls */
790 #define V4L2_CTRL_ID_MASK (0x0fffffff)
791 #define V4L2_CTRL_ID2CLASS(id) ((id) & 0x0fff0000UL)
792 #define V4L2_CTRL_DRIVER_PRIV(id) (((id) & 0xffff) >= 0x1000)
794 /* Used in the VIDIOC_QUERYCTRL ioctl for querying controls */
795 struct v4l2_queryctrl {
796 __u32 id;
797 enum v4l2_ctrl_type type;
798 __u8 name[32]; /* Whatever */
799 __s32 minimum; /* Note signedness */
800 __s32 maximum;
801 __s32 step;
802 __s32 default_value;
803 __u32 flags;
804 __u32 reserved[2];
807 /* Used in the VIDIOC_QUERYMENU ioctl for querying menu items */
808 struct v4l2_querymenu {
809 __u32 id;
810 __u32 index;
811 __u8 name[32]; /* Whatever */
812 __u32 reserved;
815 /* Control flags */
816 #define V4L2_CTRL_FLAG_DISABLED 0x0001
817 #define V4L2_CTRL_FLAG_GRABBED 0x0002
818 #define V4L2_CTRL_FLAG_READ_ONLY 0x0004
819 #define V4L2_CTRL_FLAG_UPDATE 0x0008
820 #define V4L2_CTRL_FLAG_INACTIVE 0x0010
821 #define V4L2_CTRL_FLAG_SLIDER 0x0020
823 /* Query flag, to be ORed with the control ID */
824 #define V4L2_CTRL_FLAG_NEXT_CTRL 0x80000000
826 /* User-class control IDs defined by V4L2 */
827 #define V4L2_CID_BASE (V4L2_CTRL_CLASS_USER | 0x900)
828 #define V4L2_CID_USER_BASE V4L2_CID_BASE
829 /* IDs reserved for driver specific controls */
830 #define V4L2_CID_PRIVATE_BASE 0x08000000
832 #define V4L2_CID_USER_CLASS (V4L2_CTRL_CLASS_USER | 1)
833 #define V4L2_CID_BRIGHTNESS (V4L2_CID_BASE+0)
834 #define V4L2_CID_CONTRAST (V4L2_CID_BASE+1)
835 #define V4L2_CID_SATURATION (V4L2_CID_BASE+2)
836 #define V4L2_CID_HUE (V4L2_CID_BASE+3)
837 #define V4L2_CID_AUDIO_VOLUME (V4L2_CID_BASE+5)
838 #define V4L2_CID_AUDIO_BALANCE (V4L2_CID_BASE+6)
839 #define V4L2_CID_AUDIO_BASS (V4L2_CID_BASE+7)
840 #define V4L2_CID_AUDIO_TREBLE (V4L2_CID_BASE+8)
841 #define V4L2_CID_AUDIO_MUTE (V4L2_CID_BASE+9)
842 #define V4L2_CID_AUDIO_LOUDNESS (V4L2_CID_BASE+10)
843 #define V4L2_CID_BLACK_LEVEL (V4L2_CID_BASE+11) /* Deprecated */
844 #define V4L2_CID_AUTO_WHITE_BALANCE (V4L2_CID_BASE+12)
845 #define V4L2_CID_DO_WHITE_BALANCE (V4L2_CID_BASE+13)
846 #define V4L2_CID_RED_BALANCE (V4L2_CID_BASE+14)
847 #define V4L2_CID_BLUE_BALANCE (V4L2_CID_BASE+15)
848 #define V4L2_CID_GAMMA (V4L2_CID_BASE+16)
849 #define V4L2_CID_WHITENESS (V4L2_CID_GAMMA) /* Deprecated */
850 #define V4L2_CID_EXPOSURE (V4L2_CID_BASE+17)
851 #define V4L2_CID_AUTOGAIN (V4L2_CID_BASE+18)
852 #define V4L2_CID_GAIN (V4L2_CID_BASE+19)
853 #define V4L2_CID_HFLIP (V4L2_CID_BASE+20)
854 #define V4L2_CID_VFLIP (V4L2_CID_BASE+21)
856 /* Deprecated; use V4L2_CID_PAN_RESET and V4L2_CID_TILT_RESET */
857 #define V4L2_CID_HCENTER (V4L2_CID_BASE+22)
858 #define V4L2_CID_VCENTER (V4L2_CID_BASE+23)
860 #define V4L2_CID_POWER_LINE_FREQUENCY (V4L2_CID_BASE+24)
861 enum v4l2_power_line_frequency {
862 V4L2_CID_POWER_LINE_FREQUENCY_DISABLED = 0,
863 V4L2_CID_POWER_LINE_FREQUENCY_50HZ = 1,
864 V4L2_CID_POWER_LINE_FREQUENCY_60HZ = 2,
866 #define V4L2_CID_HUE_AUTO (V4L2_CID_BASE+25)
867 #define V4L2_CID_WHITE_BALANCE_TEMPERATURE (V4L2_CID_BASE+26)
868 #define V4L2_CID_SHARPNESS (V4L2_CID_BASE+27)
869 #define V4L2_CID_BACKLIGHT_COMPENSATION (V4L2_CID_BASE+28)
870 #define V4L2_CID_CHROMA_AGC (V4L2_CID_BASE+29)
871 #define V4L2_CID_COLOR_KILLER (V4L2_CID_BASE+30)
872 /* last CID + 1 */
873 #define V4L2_CID_LASTP1 (V4L2_CID_BASE+31)
875 /* MPEG-class control IDs defined by V4L2 */
876 #define V4L2_CID_MPEG_BASE (V4L2_CTRL_CLASS_MPEG | 0x900)
877 #define V4L2_CID_MPEG_CLASS (V4L2_CTRL_CLASS_MPEG | 1)
879 /* MPEG streams */
880 #define V4L2_CID_MPEG_STREAM_TYPE (V4L2_CID_MPEG_BASE+0)
881 enum v4l2_mpeg_stream_type {
882 V4L2_MPEG_STREAM_TYPE_MPEG2_PS = 0, /* MPEG-2 program stream */
883 V4L2_MPEG_STREAM_TYPE_MPEG2_TS = 1, /* MPEG-2 transport stream */
884 V4L2_MPEG_STREAM_TYPE_MPEG1_SS = 2, /* MPEG-1 system stream */
885 V4L2_MPEG_STREAM_TYPE_MPEG2_DVD = 3, /* MPEG-2 DVD-compatible stream */
886 V4L2_MPEG_STREAM_TYPE_MPEG1_VCD = 4, /* MPEG-1 VCD-compatible stream */
887 V4L2_MPEG_STREAM_TYPE_MPEG2_SVCD = 5, /* MPEG-2 SVCD-compatible stream */
889 #define V4L2_CID_MPEG_STREAM_PID_PMT (V4L2_CID_MPEG_BASE+1)
890 #define V4L2_CID_MPEG_STREAM_PID_AUDIO (V4L2_CID_MPEG_BASE+2)
891 #define V4L2_CID_MPEG_STREAM_PID_VIDEO (V4L2_CID_MPEG_BASE+3)
892 #define V4L2_CID_MPEG_STREAM_PID_PCR (V4L2_CID_MPEG_BASE+4)
893 #define V4L2_CID_MPEG_STREAM_PES_ID_AUDIO (V4L2_CID_MPEG_BASE+5)
894 #define V4L2_CID_MPEG_STREAM_PES_ID_VIDEO (V4L2_CID_MPEG_BASE+6)
895 #define V4L2_CID_MPEG_STREAM_VBI_FMT (V4L2_CID_MPEG_BASE+7)
896 enum v4l2_mpeg_stream_vbi_fmt {
897 V4L2_MPEG_STREAM_VBI_FMT_NONE = 0, /* No VBI in the MPEG stream */
898 V4L2_MPEG_STREAM_VBI_FMT_IVTV = 1, /* VBI in private packets, IVTV format */
901 /* MPEG audio */
902 #define V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ (V4L2_CID_MPEG_BASE+100)
903 enum v4l2_mpeg_audio_sampling_freq {
904 V4L2_MPEG_AUDIO_SAMPLING_FREQ_44100 = 0,
905 V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000 = 1,
906 V4L2_MPEG_AUDIO_SAMPLING_FREQ_32000 = 2,
908 #define V4L2_CID_MPEG_AUDIO_ENCODING (V4L2_CID_MPEG_BASE+101)
909 enum v4l2_mpeg_audio_encoding {
910 V4L2_MPEG_AUDIO_ENCODING_LAYER_1 = 0,
911 V4L2_MPEG_AUDIO_ENCODING_LAYER_2 = 1,
912 V4L2_MPEG_AUDIO_ENCODING_LAYER_3 = 2,
913 V4L2_MPEG_AUDIO_ENCODING_AAC = 3,
914 V4L2_MPEG_AUDIO_ENCODING_AC3 = 4,
916 #define V4L2_CID_MPEG_AUDIO_L1_BITRATE (V4L2_CID_MPEG_BASE+102)
917 enum v4l2_mpeg_audio_l1_bitrate {
918 V4L2_MPEG_AUDIO_L1_BITRATE_32K = 0,
919 V4L2_MPEG_AUDIO_L1_BITRATE_64K = 1,
920 V4L2_MPEG_AUDIO_L1_BITRATE_96K = 2,
921 V4L2_MPEG_AUDIO_L1_BITRATE_128K = 3,
922 V4L2_MPEG_AUDIO_L1_BITRATE_160K = 4,
923 V4L2_MPEG_AUDIO_L1_BITRATE_192K = 5,
924 V4L2_MPEG_AUDIO_L1_BITRATE_224K = 6,
925 V4L2_MPEG_AUDIO_L1_BITRATE_256K = 7,
926 V4L2_MPEG_AUDIO_L1_BITRATE_288K = 8,
927 V4L2_MPEG_AUDIO_L1_BITRATE_320K = 9,
928 V4L2_MPEG_AUDIO_L1_BITRATE_352K = 10,
929 V4L2_MPEG_AUDIO_L1_BITRATE_384K = 11,
930 V4L2_MPEG_AUDIO_L1_BITRATE_416K = 12,
931 V4L2_MPEG_AUDIO_L1_BITRATE_448K = 13,
933 #define V4L2_CID_MPEG_AUDIO_L2_BITRATE (V4L2_CID_MPEG_BASE+103)
934 enum v4l2_mpeg_audio_l2_bitrate {
935 V4L2_MPEG_AUDIO_L2_BITRATE_32K = 0,
936 V4L2_MPEG_AUDIO_L2_BITRATE_48K = 1,
937 V4L2_MPEG_AUDIO_L2_BITRATE_56K = 2,
938 V4L2_MPEG_AUDIO_L2_BITRATE_64K = 3,
939 V4L2_MPEG_AUDIO_L2_BITRATE_80K = 4,
940 V4L2_MPEG_AUDIO_L2_BITRATE_96K = 5,
941 V4L2_MPEG_AUDIO_L2_BITRATE_112K = 6,
942 V4L2_MPEG_AUDIO_L2_BITRATE_128K = 7,
943 V4L2_MPEG_AUDIO_L2_BITRATE_160K = 8,
944 V4L2_MPEG_AUDIO_L2_BITRATE_192K = 9,
945 V4L2_MPEG_AUDIO_L2_BITRATE_224K = 10,
946 V4L2_MPEG_AUDIO_L2_BITRATE_256K = 11,
947 V4L2_MPEG_AUDIO_L2_BITRATE_320K = 12,
948 V4L2_MPEG_AUDIO_L2_BITRATE_384K = 13,
950 #define V4L2_CID_MPEG_AUDIO_L3_BITRATE (V4L2_CID_MPEG_BASE+104)
951 enum v4l2_mpeg_audio_l3_bitrate {
952 V4L2_MPEG_AUDIO_L3_BITRATE_32K = 0,
953 V4L2_MPEG_AUDIO_L3_BITRATE_40K = 1,
954 V4L2_MPEG_AUDIO_L3_BITRATE_48K = 2,
955 V4L2_MPEG_AUDIO_L3_BITRATE_56K = 3,
956 V4L2_MPEG_AUDIO_L3_BITRATE_64K = 4,
957 V4L2_MPEG_AUDIO_L3_BITRATE_80K = 5,
958 V4L2_MPEG_AUDIO_L3_BITRATE_96K = 6,
959 V4L2_MPEG_AUDIO_L3_BITRATE_112K = 7,
960 V4L2_MPEG_AUDIO_L3_BITRATE_128K = 8,
961 V4L2_MPEG_AUDIO_L3_BITRATE_160K = 9,
962 V4L2_MPEG_AUDIO_L3_BITRATE_192K = 10,
963 V4L2_MPEG_AUDIO_L3_BITRATE_224K = 11,
964 V4L2_MPEG_AUDIO_L3_BITRATE_256K = 12,
965 V4L2_MPEG_AUDIO_L3_BITRATE_320K = 13,
967 #define V4L2_CID_MPEG_AUDIO_MODE (V4L2_CID_MPEG_BASE+105)
968 enum v4l2_mpeg_audio_mode {
969 V4L2_MPEG_AUDIO_MODE_STEREO = 0,
970 V4L2_MPEG_AUDIO_MODE_JOINT_STEREO = 1,
971 V4L2_MPEG_AUDIO_MODE_DUAL = 2,
972 V4L2_MPEG_AUDIO_MODE_MONO = 3,
974 #define V4L2_CID_MPEG_AUDIO_MODE_EXTENSION (V4L2_CID_MPEG_BASE+106)
975 enum v4l2_mpeg_audio_mode_extension {
976 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4 = 0,
977 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_8 = 1,
978 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_12 = 2,
979 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_16 = 3,
981 #define V4L2_CID_MPEG_AUDIO_EMPHASIS (V4L2_CID_MPEG_BASE+107)
982 enum v4l2_mpeg_audio_emphasis {
983 V4L2_MPEG_AUDIO_EMPHASIS_NONE = 0,
984 V4L2_MPEG_AUDIO_EMPHASIS_50_DIV_15_uS = 1,
985 V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17 = 2,
987 #define V4L2_CID_MPEG_AUDIO_CRC (V4L2_CID_MPEG_BASE+108)
988 enum v4l2_mpeg_audio_crc {
989 V4L2_MPEG_AUDIO_CRC_NONE = 0,
990 V4L2_MPEG_AUDIO_CRC_CRC16 = 1,
992 #define V4L2_CID_MPEG_AUDIO_MUTE (V4L2_CID_MPEG_BASE+109)
993 #define V4L2_CID_MPEG_AUDIO_AAC_BITRATE (V4L2_CID_MPEG_BASE+110)
994 #define V4L2_CID_MPEG_AUDIO_AC3_BITRATE (V4L2_CID_MPEG_BASE+111)
995 enum v4l2_mpeg_audio_ac3_bitrate {
996 V4L2_MPEG_AUDIO_AC3_BITRATE_32K = 0,
997 V4L2_MPEG_AUDIO_AC3_BITRATE_40K = 1,
998 V4L2_MPEG_AUDIO_AC3_BITRATE_48K = 2,
999 V4L2_MPEG_AUDIO_AC3_BITRATE_56K = 3,
1000 V4L2_MPEG_AUDIO_AC3_BITRATE_64K = 4,
1001 V4L2_MPEG_AUDIO_AC3_BITRATE_80K = 5,
1002 V4L2_MPEG_AUDIO_AC3_BITRATE_96K = 6,
1003 V4L2_MPEG_AUDIO_AC3_BITRATE_112K = 7,
1004 V4L2_MPEG_AUDIO_AC3_BITRATE_128K = 8,
1005 V4L2_MPEG_AUDIO_AC3_BITRATE_160K = 9,
1006 V4L2_MPEG_AUDIO_AC3_BITRATE_192K = 10,
1007 V4L2_MPEG_AUDIO_AC3_BITRATE_224K = 11,
1008 V4L2_MPEG_AUDIO_AC3_BITRATE_256K = 12,
1009 V4L2_MPEG_AUDIO_AC3_BITRATE_320K = 13,
1010 V4L2_MPEG_AUDIO_AC3_BITRATE_384K = 14,
1011 V4L2_MPEG_AUDIO_AC3_BITRATE_448K = 15,
1012 V4L2_MPEG_AUDIO_AC3_BITRATE_512K = 16,
1013 V4L2_MPEG_AUDIO_AC3_BITRATE_576K = 17,
1014 V4L2_MPEG_AUDIO_AC3_BITRATE_640K = 18,
1017 /* MPEG video */
1018 #define V4L2_CID_MPEG_VIDEO_ENCODING (V4L2_CID_MPEG_BASE+200)
1019 enum v4l2_mpeg_video_encoding {
1020 V4L2_MPEG_VIDEO_ENCODING_MPEG_1 = 0,
1021 V4L2_MPEG_VIDEO_ENCODING_MPEG_2 = 1,
1022 V4L2_MPEG_VIDEO_ENCODING_MPEG_4_AVC = 2,
1024 #define V4L2_CID_MPEG_VIDEO_ASPECT (V4L2_CID_MPEG_BASE+201)
1025 enum v4l2_mpeg_video_aspect {
1026 V4L2_MPEG_VIDEO_ASPECT_1x1 = 0,
1027 V4L2_MPEG_VIDEO_ASPECT_4x3 = 1,
1028 V4L2_MPEG_VIDEO_ASPECT_16x9 = 2,
1029 V4L2_MPEG_VIDEO_ASPECT_221x100 = 3,
1031 #define V4L2_CID_MPEG_VIDEO_B_FRAMES (V4L2_CID_MPEG_BASE+202)
1032 #define V4L2_CID_MPEG_VIDEO_GOP_SIZE (V4L2_CID_MPEG_BASE+203)
1033 #define V4L2_CID_MPEG_VIDEO_GOP_CLOSURE (V4L2_CID_MPEG_BASE+204)
1034 #define V4L2_CID_MPEG_VIDEO_PULLDOWN (V4L2_CID_MPEG_BASE+205)
1035 #define V4L2_CID_MPEG_VIDEO_BITRATE_MODE (V4L2_CID_MPEG_BASE+206)
1036 enum v4l2_mpeg_video_bitrate_mode {
1037 V4L2_MPEG_VIDEO_BITRATE_MODE_VBR = 0,
1038 V4L2_MPEG_VIDEO_BITRATE_MODE_CBR = 1,
1040 #define V4L2_CID_MPEG_VIDEO_BITRATE (V4L2_CID_MPEG_BASE+207)
1041 #define V4L2_CID_MPEG_VIDEO_BITRATE_PEAK (V4L2_CID_MPEG_BASE+208)
1042 #define V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION (V4L2_CID_MPEG_BASE+209)
1043 #define V4L2_CID_MPEG_VIDEO_MUTE (V4L2_CID_MPEG_BASE+210)
1044 #define V4L2_CID_MPEG_VIDEO_MUTE_YUV (V4L2_CID_MPEG_BASE+211)
1046 /* MPEG-class control IDs specific to the CX2584x driver as defined by V4L2 */
1047 #define V4L2_CID_MPEG_CX2341X_BASE (V4L2_CTRL_CLASS_MPEG | 0x1000)
1048 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE (V4L2_CID_MPEG_CX2341X_BASE+0)
1049 enum v4l2_mpeg_cx2341x_video_spatial_filter_mode {
1050 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL = 0,
1051 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO = 1,
1053 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER (V4L2_CID_MPEG_CX2341X_BASE+1)
1054 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+2)
1055 enum v4l2_mpeg_cx2341x_video_luma_spatial_filter_type {
1056 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF = 0,
1057 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_HOR = 1,
1058 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_VERT = 2,
1059 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_HV_SEPARABLE = 3,
1060 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_SYM_NON_SEPARABLE = 4,
1062 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+3)
1063 enum v4l2_mpeg_cx2341x_video_chroma_spatial_filter_type {
1064 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF = 0,
1065 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR = 1,
1067 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE (V4L2_CID_MPEG_CX2341X_BASE+4)
1068 enum v4l2_mpeg_cx2341x_video_temporal_filter_mode {
1069 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL = 0,
1070 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO = 1,
1072 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER (V4L2_CID_MPEG_CX2341X_BASE+5)
1073 #define V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+6)
1074 enum v4l2_mpeg_cx2341x_video_median_filter_type {
1075 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF = 0,
1076 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR = 1,
1077 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_VERT = 2,
1078 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR_VERT = 3,
1079 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_DIAG = 4,
1081 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM (V4L2_CID_MPEG_CX2341X_BASE+7)
1082 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP (V4L2_CID_MPEG_CX2341X_BASE+8)
1083 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM (V4L2_CID_MPEG_CX2341X_BASE+9)
1084 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP (V4L2_CID_MPEG_CX2341X_BASE+10)
1085 #define V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS (V4L2_CID_MPEG_CX2341X_BASE+11)
1087 /* Camera class control IDs */
1088 #define V4L2_CID_CAMERA_CLASS_BASE (V4L2_CTRL_CLASS_CAMERA | 0x900)
1089 #define V4L2_CID_CAMERA_CLASS (V4L2_CTRL_CLASS_CAMERA | 1)
1091 #define V4L2_CID_EXPOSURE_AUTO (V4L2_CID_CAMERA_CLASS_BASE+1)
1092 enum v4l2_exposure_auto_type {
1093 V4L2_EXPOSURE_AUTO = 0,
1094 V4L2_EXPOSURE_MANUAL = 1,
1095 V4L2_EXPOSURE_SHUTTER_PRIORITY = 2,
1096 V4L2_EXPOSURE_APERTURE_PRIORITY = 3
1098 #define V4L2_CID_EXPOSURE_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+2)
1099 #define V4L2_CID_EXPOSURE_AUTO_PRIORITY (V4L2_CID_CAMERA_CLASS_BASE+3)
1101 #define V4L2_CID_PAN_RELATIVE (V4L2_CID_CAMERA_CLASS_BASE+4)
1102 #define V4L2_CID_TILT_RELATIVE (V4L2_CID_CAMERA_CLASS_BASE+5)
1103 #define V4L2_CID_PAN_RESET (V4L2_CID_CAMERA_CLASS_BASE+6)
1104 #define V4L2_CID_TILT_RESET (V4L2_CID_CAMERA_CLASS_BASE+7)
1106 #define V4L2_CID_PAN_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+8)
1107 #define V4L2_CID_TILT_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+9)
1109 #define V4L2_CID_FOCUS_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+10)
1110 #define V4L2_CID_FOCUS_RELATIVE (V4L2_CID_CAMERA_CLASS_BASE+11)
1111 #define V4L2_CID_FOCUS_AUTO (V4L2_CID_CAMERA_CLASS_BASE+12)
1114 * T U N I N G
1116 struct v4l2_tuner {
1117 __u32 index;
1118 __u8 name[32];
1119 enum v4l2_tuner_type type;
1120 __u32 capability;
1121 __u32 rangelow;
1122 __u32 rangehigh;
1123 __u32 rxsubchans;
1124 __u32 audmode;
1125 __s32 signal;
1126 __s32 afc;
1127 __u32 reserved[4];
1130 struct v4l2_modulator {
1131 __u32 index;
1132 __u8 name[32];
1133 __u32 capability;
1134 __u32 rangelow;
1135 __u32 rangehigh;
1136 __u32 txsubchans;
1137 __u32 reserved[4];
1140 /* Flags for the 'capability' field */
1141 #define V4L2_TUNER_CAP_LOW 0x0001
1142 #define V4L2_TUNER_CAP_NORM 0x0002
1143 #define V4L2_TUNER_CAP_STEREO 0x0010
1144 #define V4L2_TUNER_CAP_LANG2 0x0020
1145 #define V4L2_TUNER_CAP_SAP 0x0020
1146 #define V4L2_TUNER_CAP_LANG1 0x0040
1148 /* Flags for the 'rxsubchans' field */
1149 #define V4L2_TUNER_SUB_MONO 0x0001
1150 #define V4L2_TUNER_SUB_STEREO 0x0002
1151 #define V4L2_TUNER_SUB_LANG2 0x0004
1152 #define V4L2_TUNER_SUB_SAP 0x0004
1153 #define V4L2_TUNER_SUB_LANG1 0x0008
1155 /* Values for the 'audmode' field */
1156 #define V4L2_TUNER_MODE_MONO 0x0000
1157 #define V4L2_TUNER_MODE_STEREO 0x0001
1158 #define V4L2_TUNER_MODE_LANG2 0x0002
1159 #define V4L2_TUNER_MODE_SAP 0x0002
1160 #define V4L2_TUNER_MODE_LANG1 0x0003
1161 #define V4L2_TUNER_MODE_LANG1_LANG2 0x0004
1163 struct v4l2_frequency {
1164 __u32 tuner;
1165 enum v4l2_tuner_type type;
1166 __u32 frequency;
1167 __u32 reserved[8];
1170 struct v4l2_hw_freq_seek {
1171 __u32 tuner;
1172 enum v4l2_tuner_type type;
1173 __u32 seek_upward;
1174 __u32 wrap_around;
1175 __u32 reserved[8];
1179 * A U D I O
1181 struct v4l2_audio {
1182 __u32 index;
1183 __u8 name[32];
1184 __u32 capability;
1185 __u32 mode;
1186 __u32 reserved[2];
1189 /* Flags for the 'capability' field */
1190 #define V4L2_AUDCAP_STEREO 0x00001
1191 #define V4L2_AUDCAP_AVL 0x00002
1193 /* Flags for the 'mode' field */
1194 #define V4L2_AUDMODE_AVL 0x00001
1196 struct v4l2_audioout {
1197 __u32 index;
1198 __u8 name[32];
1199 __u32 capability;
1200 __u32 mode;
1201 __u32 reserved[2];
1205 * M P E G S E R V I C E S
1207 * NOTE: EXPERIMENTAL API
1209 #if 1
1210 #define V4L2_ENC_IDX_FRAME_I (0)
1211 #define V4L2_ENC_IDX_FRAME_P (1)
1212 #define V4L2_ENC_IDX_FRAME_B (2)
1213 #define V4L2_ENC_IDX_FRAME_MASK (0xf)
1215 struct v4l2_enc_idx_entry {
1216 __u64 offset;
1217 __u64 pts;
1218 __u32 length;
1219 __u32 flags;
1220 __u32 reserved[2];
1223 #define V4L2_ENC_IDX_ENTRIES (64)
1224 struct v4l2_enc_idx {
1225 __u32 entries;
1226 __u32 entries_cap;
1227 __u32 reserved[4];
1228 struct v4l2_enc_idx_entry entry[V4L2_ENC_IDX_ENTRIES];
1232 #define V4L2_ENC_CMD_START (0)
1233 #define V4L2_ENC_CMD_STOP (1)
1234 #define V4L2_ENC_CMD_PAUSE (2)
1235 #define V4L2_ENC_CMD_RESUME (3)
1237 /* Flags for V4L2_ENC_CMD_STOP */
1238 #define V4L2_ENC_CMD_STOP_AT_GOP_END (1 << 0)
1240 struct v4l2_encoder_cmd {
1241 __u32 cmd;
1242 __u32 flags;
1243 union {
1244 struct {
1245 __u32 data[8];
1246 } raw;
1250 #endif
1254 * D A T A S E R V I C E S ( V B I )
1256 * Data services API by Michael Schimek
1259 /* Raw VBI */
1260 struct v4l2_vbi_format {
1261 __u32 sampling_rate; /* in 1 Hz */
1262 __u32 offset;
1263 __u32 samples_per_line;
1264 __u32 sample_format; /* V4L2_PIX_FMT_* */
1265 __s32 start[2];
1266 __u32 count[2];
1267 __u32 flags; /* V4L2_VBI_* */
1268 __u32 reserved[2]; /* must be zero */
1271 /* VBI flags */
1272 #define V4L2_VBI_UNSYNC (1 << 0)
1273 #define V4L2_VBI_INTERLACED (1 << 1)
1275 /* Sliced VBI
1277 * This implements is a proposal V4L2 API to allow SLICED VBI
1278 * required for some hardware encoders. It should change without
1279 * notice in the definitive implementation.
1282 struct v4l2_sliced_vbi_format {
1283 __u16 service_set;
1284 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
1285 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
1286 (equals frame lines 313-336 for 625 line video
1287 standards, 263-286 for 525 line standards) */
1288 __u16 service_lines[2][24];
1289 __u32 io_size;
1290 __u32 reserved[2]; /* must be zero */
1293 /* Teletext World System Teletext
1294 (WST), defined on ITU-R BT.653-2 */
1295 #define V4L2_SLICED_TELETEXT_B (0x0001)
1296 /* Video Program System, defined on ETS 300 231*/
1297 #define V4L2_SLICED_VPS (0x0400)
1298 /* Closed Caption, defined on EIA-608 */
1299 #define V4L2_SLICED_CAPTION_525 (0x1000)
1300 /* Wide Screen System, defined on ITU-R BT1119.1 */
1301 #define V4L2_SLICED_WSS_625 (0x4000)
1303 #define V4L2_SLICED_VBI_525 (V4L2_SLICED_CAPTION_525)
1304 #define V4L2_SLICED_VBI_625 (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625)
1306 struct v4l2_sliced_vbi_cap {
1307 __u16 service_set;
1308 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
1309 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
1310 (equals frame lines 313-336 for 625 line video
1311 standards, 263-286 for 525 line standards) */
1312 __u16 service_lines[2][24];
1313 enum v4l2_buf_type type;
1314 __u32 reserved[3]; /* must be 0 */
1317 struct v4l2_sliced_vbi_data {
1318 __u32 id;
1319 __u32 field; /* 0: first field, 1: second field */
1320 __u32 line; /* 1-23 */
1321 __u32 reserved; /* must be 0 */
1322 __u8 data[48];
1326 * A G G R E G A T E S T R U C T U R E S
1329 /* Stream data format
1331 struct v4l2_format {
1332 enum v4l2_buf_type type;
1333 union {
1334 struct v4l2_pix_format pix; /* V4L2_BUF_TYPE_VIDEO_CAPTURE */
1335 struct v4l2_window win; /* V4L2_BUF_TYPE_VIDEO_OVERLAY */
1336 struct v4l2_vbi_format vbi; /* V4L2_BUF_TYPE_VBI_CAPTURE */
1337 struct v4l2_sliced_vbi_format sliced; /* V4L2_BUF_TYPE_SLICED_VBI_CAPTURE */
1338 __u8 raw_data[200]; /* user-defined */
1339 } fmt;
1343 /* Stream type-dependent parameters
1345 struct v4l2_streamparm {
1346 enum v4l2_buf_type type;
1347 union {
1348 struct v4l2_captureparm capture;
1349 struct v4l2_outputparm output;
1350 __u8 raw_data[200]; /* user-defined */
1351 } parm;
1355 * A D V A N C E D D E B U G G I N G
1357 * NOTE: EXPERIMENTAL API
1360 /* VIDIOC_DBG_G_REGISTER and VIDIOC_DBG_S_REGISTER */
1362 #define V4L2_CHIP_MATCH_HOST 0 /* Match against chip ID on host (0 for the host) */
1363 #define V4L2_CHIP_MATCH_I2C_DRIVER 1 /* Match against I2C driver ID */
1364 #define V4L2_CHIP_MATCH_I2C_ADDR 2 /* Match against I2C 7-bit address */
1366 struct v4l2_register {
1367 __u32 match_type; /* Match type */
1368 __u32 match_chip; /* Match this chip, meaning determined by match_type */
1369 __u64 reg;
1370 __u64 val;
1373 /* VIDIOC_G_CHIP_IDENT */
1374 struct v4l2_chip_ident {
1375 __u32 match_type; /* Match type */
1376 __u32 match_chip; /* Match this chip, meaning determined by match_type */
1377 __u32 ident; /* chip identifier as specified in <media/v4l2-chip-ident.h> */
1378 __u32 revision; /* chip revision, chip specific */
1382 * 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
1385 #define VIDIOC_QUERYCAP _IOR('V', 0, struct v4l2_capability)
1386 #define VIDIOC_RESERVED _IO('V', 1)
1387 #define VIDIOC_ENUM_FMT _IOWR('V', 2, struct v4l2_fmtdesc)
1388 #define VIDIOC_G_FMT _IOWR('V', 4, struct v4l2_format)
1389 #define VIDIOC_S_FMT _IOWR('V', 5, struct v4l2_format)
1390 #define VIDIOC_REQBUFS _IOWR('V', 8, struct v4l2_requestbuffers)
1391 #define VIDIOC_QUERYBUF _IOWR('V', 9, struct v4l2_buffer)
1392 #define VIDIOC_G_FBUF _IOR('V', 10, struct v4l2_framebuffer)
1393 #define VIDIOC_S_FBUF _IOW('V', 11, struct v4l2_framebuffer)
1394 #define VIDIOC_OVERLAY _IOW('V', 14, int)
1395 #define VIDIOC_QBUF _IOWR('V', 15, struct v4l2_buffer)
1396 #define VIDIOC_DQBUF _IOWR('V', 17, struct v4l2_buffer)
1397 #define VIDIOC_STREAMON _IOW('V', 18, int)
1398 #define VIDIOC_STREAMOFF _IOW('V', 19, int)
1399 #define VIDIOC_G_PARM _IOWR('V', 21, struct v4l2_streamparm)
1400 #define VIDIOC_S_PARM _IOWR('V', 22, struct v4l2_streamparm)
1401 #define VIDIOC_G_STD _IOR('V', 23, v4l2_std_id)
1402 #define VIDIOC_S_STD _IOW('V', 24, v4l2_std_id)
1403 #define VIDIOC_ENUMSTD _IOWR('V', 25, struct v4l2_standard)
1404 #define VIDIOC_ENUMINPUT _IOWR('V', 26, struct v4l2_input)
1405 #define VIDIOC_G_CTRL _IOWR('V', 27, struct v4l2_control)
1406 #define VIDIOC_S_CTRL _IOWR('V', 28, struct v4l2_control)
1407 #define VIDIOC_G_TUNER _IOWR('V', 29, struct v4l2_tuner)
1408 #define VIDIOC_S_TUNER _IOW('V', 30, struct v4l2_tuner)
1409 #define VIDIOC_G_AUDIO _IOR('V', 33, struct v4l2_audio)
1410 #define VIDIOC_S_AUDIO _IOW('V', 34, struct v4l2_audio)
1411 #define VIDIOC_QUERYCTRL _IOWR('V', 36, struct v4l2_queryctrl)
1412 #define VIDIOC_QUERYMENU _IOWR('V', 37, struct v4l2_querymenu)
1413 #define VIDIOC_G_INPUT _IOR('V', 38, int)
1414 #define VIDIOC_S_INPUT _IOWR('V', 39, int)
1415 #define VIDIOC_G_OUTPUT _IOR('V', 46, int)
1416 #define VIDIOC_S_OUTPUT _IOWR('V', 47, int)
1417 #define VIDIOC_ENUMOUTPUT _IOWR('V', 48, struct v4l2_output)
1418 #define VIDIOC_G_AUDOUT _IOR('V', 49, struct v4l2_audioout)
1419 #define VIDIOC_S_AUDOUT _IOW('V', 50, struct v4l2_audioout)
1420 #define VIDIOC_G_MODULATOR _IOWR('V', 54, struct v4l2_modulator)
1421 #define VIDIOC_S_MODULATOR _IOW('V', 55, struct v4l2_modulator)
1422 #define VIDIOC_G_FREQUENCY _IOWR('V', 56, struct v4l2_frequency)
1423 #define VIDIOC_S_FREQUENCY _IOW('V', 57, struct v4l2_frequency)
1424 #define VIDIOC_CROPCAP _IOWR('V', 58, struct v4l2_cropcap)
1425 #define VIDIOC_G_CROP _IOWR('V', 59, struct v4l2_crop)
1426 #define VIDIOC_S_CROP _IOW('V', 60, struct v4l2_crop)
1427 #define VIDIOC_G_JPEGCOMP _IOR('V', 61, struct v4l2_jpegcompression)
1428 #define VIDIOC_S_JPEGCOMP _IOW('V', 62, struct v4l2_jpegcompression)
1429 #define VIDIOC_QUERYSTD _IOR('V', 63, v4l2_std_id)
1430 #define VIDIOC_TRY_FMT _IOWR('V', 64, struct v4l2_format)
1431 #define VIDIOC_ENUMAUDIO _IOWR('V', 65, struct v4l2_audio)
1432 #define VIDIOC_ENUMAUDOUT _IOWR('V', 66, struct v4l2_audioout)
1433 #define VIDIOC_G_PRIORITY _IOR('V', 67, enum v4l2_priority)
1434 #define VIDIOC_S_PRIORITY _IOW('V', 68, enum v4l2_priority)
1435 #define VIDIOC_G_SLICED_VBI_CAP _IOWR('V', 69, struct v4l2_sliced_vbi_cap)
1436 #define VIDIOC_LOG_STATUS _IO('V', 70)
1437 #define VIDIOC_G_EXT_CTRLS _IOWR('V', 71, struct v4l2_ext_controls)
1438 #define VIDIOC_S_EXT_CTRLS _IOWR('V', 72, struct v4l2_ext_controls)
1439 #define VIDIOC_TRY_EXT_CTRLS _IOWR('V', 73, struct v4l2_ext_controls)
1440 #if 1
1441 #define VIDIOC_ENUM_FRAMESIZES _IOWR('V', 74, struct v4l2_frmsizeenum)
1442 #define VIDIOC_ENUM_FRAMEINTERVALS _IOWR('V', 75, struct v4l2_frmivalenum)
1443 #define VIDIOC_G_ENC_INDEX _IOR('V', 76, struct v4l2_enc_idx)
1444 #define VIDIOC_ENCODER_CMD _IOWR('V', 77, struct v4l2_encoder_cmd)
1445 #define VIDIOC_TRY_ENCODER_CMD _IOWR('V', 78, struct v4l2_encoder_cmd)
1447 /* Experimental, only implemented if CONFIG_VIDEO_ADV_DEBUG is defined */
1448 #define VIDIOC_DBG_S_REGISTER _IOW('V', 79, struct v4l2_register)
1449 #define VIDIOC_DBG_G_REGISTER _IOWR('V', 80, struct v4l2_register)
1451 #define VIDIOC_G_CHIP_IDENT _IOWR('V', 81, struct v4l2_chip_ident)
1452 #endif
1453 #define VIDIOC_S_HW_FREQ_SEEK _IOW('V', 82, struct v4l2_hw_freq_seek)
1455 #ifdef __OLD_VIDIOC_
1456 /* for compatibility, will go away some day */
1457 #define VIDIOC_OVERLAY_OLD _IOWR('V', 14, int)
1458 #define VIDIOC_S_PARM_OLD _IOW('V', 22, struct v4l2_streamparm)
1459 #define VIDIOC_S_CTRL_OLD _IOW('V', 28, struct v4l2_control)
1460 #define VIDIOC_G_AUDIO_OLD _IOWR('V', 33, struct v4l2_audio)
1461 #define VIDIOC_G_AUDOUT_OLD _IOWR('V', 49, struct v4l2_audioout)
1462 #define VIDIOC_CROPCAP_OLD _IOR('V', 58, struct v4l2_cropcap)
1463 #endif
1465 #define BASE_VIDIOC_PRIVATE 192 /* 192-255 are private */
1467 #endif /* __LINUX_VIDEODEV2_H */