FPS option part 2
[fswebcam.git] / videodev2.h
blob1e0c066f342ba144a38452cd6edb57464c11a266
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 #include <sys/time.h>
61 #include <linux/ioctl.h>
62 #include <linux/types.h>
65 * Common stuff for both V4L1 and V4L2
66 * Moved from videodev.h
68 #define VIDEO_MAX_FRAME 32
71 /* These defines are V4L1 specific and should not be used with the V4L2 API!
72 They will be removed from this header in the future. */
74 #define VID_TYPE_CAPTURE 1 /* Can capture */
75 #define VID_TYPE_TUNER 2 /* Can tune */
76 #define VID_TYPE_TELETEXT 4 /* Does teletext */
77 #define VID_TYPE_OVERLAY 8 /* Overlay onto frame buffer */
78 #define VID_TYPE_CHROMAKEY 16 /* Overlay by chromakey */
79 #define VID_TYPE_CLIPPING 32 /* Can clip */
80 #define VID_TYPE_FRAMERAM 64 /* Uses the frame buffer memory */
81 #define VID_TYPE_SCALES 128 /* Scalable */
82 #define VID_TYPE_MONOCHROME 256 /* Monochrome only */
83 #define VID_TYPE_SUBCAPTURE 512 /* Can capture subareas of the image */
84 #define VID_TYPE_MPEG_DECODER 1024 /* Can decode MPEG streams */
85 #define VID_TYPE_MPEG_ENCODER 2048 /* Can encode MPEG streams */
86 #define VID_TYPE_MJPEG_DECODER 4096 /* Can decode MJPEG streams */
87 #define VID_TYPE_MJPEG_ENCODER 8192 /* Can encode MJPEG streams */
90 * M I S C E L L A N E O U S
93 /* Four-character-code (FOURCC) */
94 #define v4l2_fourcc(a, b, c, d)\
95 ((__u32)(a) | ((__u32)(b) << 8) | ((__u32)(c) << 16) | ((__u32)(d) << 24))
98 * E N U M S
100 enum v4l2_field {
101 V4L2_FIELD_ANY = 0, /* driver can choose from none,
102 top, bottom, interlaced
103 depending on whatever it thinks
104 is approximate ... */
105 V4L2_FIELD_NONE = 1, /* this device has no fields ... */
106 V4L2_FIELD_TOP = 2, /* top field only */
107 V4L2_FIELD_BOTTOM = 3, /* bottom field only */
108 V4L2_FIELD_INTERLACED = 4, /* both fields interlaced */
109 V4L2_FIELD_SEQ_TB = 5, /* both fields sequential into one
110 buffer, top-bottom order */
111 V4L2_FIELD_SEQ_BT = 6, /* same as above + bottom-top order */
112 V4L2_FIELD_ALTERNATE = 7, /* both fields alternating into
113 separate buffers */
114 V4L2_FIELD_INTERLACED_TB = 8, /* both fields interlaced, top field
115 first and the top field is
116 transmitted first */
117 V4L2_FIELD_INTERLACED_BT = 9, /* both fields interlaced, top field
118 first and the bottom field is
119 transmitted first */
121 #define V4L2_FIELD_HAS_TOP(field) \
122 ((field) == V4L2_FIELD_TOP ||\
123 (field) == V4L2_FIELD_INTERLACED ||\
124 (field) == V4L2_FIELD_INTERLACED_TB ||\
125 (field) == V4L2_FIELD_INTERLACED_BT ||\
126 (field) == V4L2_FIELD_SEQ_TB ||\
127 (field) == V4L2_FIELD_SEQ_BT)
128 #define V4L2_FIELD_HAS_BOTTOM(field) \
129 ((field) == V4L2_FIELD_BOTTOM ||\
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_BOTH(field) \
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)
142 enum v4l2_buf_type {
143 V4L2_BUF_TYPE_VIDEO_CAPTURE = 1,
144 V4L2_BUF_TYPE_VIDEO_OUTPUT = 2,
145 V4L2_BUF_TYPE_VIDEO_OVERLAY = 3,
146 V4L2_BUF_TYPE_VBI_CAPTURE = 4,
147 V4L2_BUF_TYPE_VBI_OUTPUT = 5,
148 V4L2_BUF_TYPE_SLICED_VBI_CAPTURE = 6,
149 V4L2_BUF_TYPE_SLICED_VBI_OUTPUT = 7,
150 #if 1
151 /* Experimental */
152 V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY = 8,
153 #endif
154 V4L2_BUF_TYPE_PRIVATE = 0x80,
157 enum v4l2_ctrl_type {
158 V4L2_CTRL_TYPE_INTEGER = 1,
159 V4L2_CTRL_TYPE_BOOLEAN = 2,
160 V4L2_CTRL_TYPE_MENU = 3,
161 V4L2_CTRL_TYPE_BUTTON = 4,
162 V4L2_CTRL_TYPE_INTEGER64 = 5,
163 V4L2_CTRL_TYPE_CTRL_CLASS = 6,
166 enum v4l2_tuner_type {
167 V4L2_TUNER_RADIO = 1,
168 V4L2_TUNER_ANALOG_TV = 2,
169 V4L2_TUNER_DIGITAL_TV = 3,
172 enum v4l2_memory {
173 V4L2_MEMORY_MMAP = 1,
174 V4L2_MEMORY_USERPTR = 2,
175 V4L2_MEMORY_OVERLAY = 3,
178 /* see also http://vektor.theorem.ca/graphics/ycbcr/ */
179 enum v4l2_colorspace {
180 /* ITU-R 601 -- broadcast NTSC/PAL */
181 V4L2_COLORSPACE_SMPTE170M = 1,
183 /* 1125-Line (US) HDTV */
184 V4L2_COLORSPACE_SMPTE240M = 2,
186 /* HD and modern captures. */
187 V4L2_COLORSPACE_REC709 = 3,
189 /* broken BT878 extents (601, luma range 16-253 instead of 16-235) */
190 V4L2_COLORSPACE_BT878 = 4,
192 /* These should be useful. Assume 601 extents. */
193 V4L2_COLORSPACE_470_SYSTEM_M = 5,
194 V4L2_COLORSPACE_470_SYSTEM_BG = 6,
196 /* I know there will be cameras that send this. So, this is
197 * unspecified chromaticities and full 0-255 on each of the
198 * Y'CbCr components
200 V4L2_COLORSPACE_JPEG = 7,
202 /* For RGB colourspaces, this is probably a good start. */
203 V4L2_COLORSPACE_SRGB = 8,
206 enum v4l2_priority {
207 V4L2_PRIORITY_UNSET = 0, /* not initialized */
208 V4L2_PRIORITY_BACKGROUND = 1,
209 V4L2_PRIORITY_INTERACTIVE = 2,
210 V4L2_PRIORITY_RECORD = 3,
211 V4L2_PRIORITY_DEFAULT = V4L2_PRIORITY_INTERACTIVE,
214 struct v4l2_rect {
215 __s32 left;
216 __s32 top;
217 __s32 width;
218 __s32 height;
221 struct v4l2_fract {
222 __u32 numerator;
223 __u32 denominator;
227 * D R I V E R C A P A B I L I T I E S
229 struct v4l2_capability {
230 __u8 driver[16]; /* i.e. "bttv" */
231 __u8 card[32]; /* i.e. "Hauppauge WinTV" */
232 __u8 bus_info[32]; /* "PCI:" + pci_name(pci_dev) */
233 __u32 version; /* should use KERNEL_VERSION() */
234 __u32 capabilities; /* Device capabilities */
235 __u32 reserved[4];
238 /* Values for 'capabilities' field */
239 #define V4L2_CAP_VIDEO_CAPTURE 0x00000001 /* Is a video capture device */
240 #define V4L2_CAP_VIDEO_OUTPUT 0x00000002 /* Is a video output device */
241 #define V4L2_CAP_VIDEO_OVERLAY 0x00000004 /* Can do video overlay */
242 #define V4L2_CAP_VBI_CAPTURE 0x00000010 /* Is a raw VBI capture device */
243 #define V4L2_CAP_VBI_OUTPUT 0x00000020 /* Is a raw VBI output device */
244 #define V4L2_CAP_SLICED_VBI_CAPTURE 0x00000040 /* Is a sliced VBI capture device */
245 #define V4L2_CAP_SLICED_VBI_OUTPUT 0x00000080 /* Is a sliced VBI output device */
246 #define V4L2_CAP_RDS_CAPTURE 0x00000100 /* RDS data capture */
247 #define V4L2_CAP_VIDEO_OUTPUT_OVERLAY 0x00000200 /* Can do video output overlay */
248 #define V4L2_CAP_HW_FREQ_SEEK 0x00000400 /* Can do hardware frequency seek */
250 #define V4L2_CAP_TUNER 0x00010000 /* has a tuner */
251 #define V4L2_CAP_AUDIO 0x00020000 /* has audio support */
252 #define V4L2_CAP_RADIO 0x00040000 /* is a radio device */
254 #define V4L2_CAP_READWRITE 0x01000000 /* read/write systemcalls */
255 #define V4L2_CAP_ASYNCIO 0x02000000 /* async I/O */
256 #define V4L2_CAP_STREAMING 0x04000000 /* streaming I/O ioctls */
259 * V I D E O I M A G E F O R M A T
261 struct v4l2_pix_format {
262 __u32 width;
263 __u32 height;
264 __u32 pixelformat;
265 enum v4l2_field field;
266 __u32 bytesperline; /* for padding, zero if unused */
267 __u32 sizeimage;
268 enum v4l2_colorspace colorspace;
269 __u32 priv; /* private data, depends on pixelformat */
272 /* Pixel format FOURCC depth Description */
273 #define V4L2_PIX_FMT_RGB332 v4l2_fourcc('R', 'G', 'B', '1') /* 8 RGB-3-3-2 */
274 #define V4L2_PIX_FMT_RGB444 v4l2_fourcc('R', '4', '4', '4') /* 16 xxxxrrrr ggggbbbb */
275 #define V4L2_PIX_FMT_RGB555 v4l2_fourcc('R', 'G', 'B', 'O') /* 16 RGB-5-5-5 */
276 #define V4L2_PIX_FMT_RGB565 v4l2_fourcc('R', 'G', 'B', 'P') /* 16 RGB-5-6-5 */
277 #define V4L2_PIX_FMT_RGB555X v4l2_fourcc('R', 'G', 'B', 'Q') /* 16 RGB-5-5-5 BE */
278 #define V4L2_PIX_FMT_RGB565X v4l2_fourcc('R', 'G', 'B', 'R') /* 16 RGB-5-6-5 BE */
279 #define V4L2_PIX_FMT_BGR24 v4l2_fourcc('B', 'G', 'R', '3') /* 24 BGR-8-8-8 */
280 #define V4L2_PIX_FMT_RGB24 v4l2_fourcc('R', 'G', 'B', '3') /* 24 RGB-8-8-8 */
281 #define V4L2_PIX_FMT_BGR32 v4l2_fourcc('B', 'G', 'R', '4') /* 32 BGR-8-8-8-8 */
282 #define V4L2_PIX_FMT_RGB32 v4l2_fourcc('R', 'G', 'B', '4') /* 32 RGB-8-8-8-8 */
283 #define V4L2_PIX_FMT_GREY v4l2_fourcc('G', 'R', 'E', 'Y') /* 8 Greyscale */
284 #define V4L2_PIX_FMT_Y16 v4l2_fourcc('Y', '1', '6', ' ') /* 16 Greyscale */
285 #define V4L2_PIX_FMT_PAL8 v4l2_fourcc('P', 'A', 'L', '8') /* 8 8-bit palette */
286 #define V4L2_PIX_FMT_YVU410 v4l2_fourcc('Y', 'V', 'U', '9') /* 9 YVU 4:1:0 */
287 #define V4L2_PIX_FMT_YVU420 v4l2_fourcc('Y', 'V', '1', '2') /* 12 YVU 4:2:0 */
288 #define V4L2_PIX_FMT_YUYV v4l2_fourcc('Y', 'U', 'Y', 'V') /* 16 YUV 4:2:2 */
289 #define V4L2_PIX_FMT_UYVY v4l2_fourcc('U', 'Y', 'V', 'Y') /* 16 YUV 4:2:2 */
290 #define V4L2_PIX_FMT_VYUY v4l2_fourcc('V', 'Y', 'U', 'Y') /* 16 YUV 4:2:2 */
291 #define V4L2_PIX_FMT_YUV422P v4l2_fourcc('4', '2', '2', 'P') /* 16 YVU422 planar */
292 #define V4L2_PIX_FMT_YUV411P v4l2_fourcc('4', '1', '1', 'P') /* 16 YVU411 planar */
293 #define V4L2_PIX_FMT_Y41P v4l2_fourcc('Y', '4', '1', 'P') /* 12 YUV 4:1:1 */
294 #define V4L2_PIX_FMT_YUV444 v4l2_fourcc('Y', '4', '4', '4') /* 16 xxxxyyyy uuuuvvvv */
295 #define V4L2_PIX_FMT_YUV555 v4l2_fourcc('Y', 'U', 'V', 'O') /* 16 YUV-5-5-5 */
296 #define V4L2_PIX_FMT_YUV565 v4l2_fourcc('Y', 'U', 'V', 'P') /* 16 YUV-5-6-5 */
297 #define V4L2_PIX_FMT_YUV32 v4l2_fourcc('Y', 'U', 'V', '4') /* 32 YUV-8-8-8-8 */
299 /* two planes -- one Y, one Cr + Cb interleaved */
300 #define V4L2_PIX_FMT_NV12 v4l2_fourcc('N', 'V', '1', '2') /* 12 Y/CbCr 4:2:0 */
301 #define V4L2_PIX_FMT_NV21 v4l2_fourcc('N', 'V', '2', '1') /* 12 Y/CrCb 4:2:0 */
302 #define V4L2_PIX_FMT_NV16 v4l2_fourcc('N', 'V', '1', '6') /* 16 Y/CbCr 4:2:2 */
303 #define V4L2_PIX_FMT_NV61 v4l2_fourcc('N', 'V', '6', '1') /* 16 Y/CrCb 4:2:2 */
305 /* The following formats are not defined in the V4L2 specification */
306 #define V4L2_PIX_FMT_YUV410 v4l2_fourcc('Y', 'U', 'V', '9') /* 9 YUV 4:1:0 */
307 #define V4L2_PIX_FMT_YUV420 v4l2_fourcc('Y', 'U', '1', '2') /* 12 YUV 4:2:0 */
308 #define V4L2_PIX_FMT_YYUV v4l2_fourcc('Y', 'Y', 'U', 'V') /* 16 YUV 4:2:2 */
309 #define V4L2_PIX_FMT_HI240 v4l2_fourcc('H', 'I', '2', '4') /* 8 8-bit color */
310 #define V4L2_PIX_FMT_HM12 v4l2_fourcc('H', 'M', '1', '2') /* 8 YUV 4:2:0 16x16 macroblocks */
312 /* see http://www.siliconimaging.com/RGB%20Bayer.htm */
313 #define V4L2_PIX_FMT_SBGGR8 v4l2_fourcc('B', 'A', '8', '1') /* 8 BGBG.. GRGR.. */
314 #define V4L2_PIX_FMT_SGBRG8 v4l2_fourcc('G', 'B', 'R', 'G') /* 8 GBGB.. RGRG.. */
315 #define V4L2_PIX_FMT_SGRBG8 v4l2_fourcc('G', 'R', 'B', 'G') /* 8 GRGR.. BGBG.. */
318 * 10bit raw bayer, expanded to 16 bits
319 * xxxxrrrrrrrrrrxxxxgggggggggg xxxxggggggggggxxxxbbbbbbbbbb...
321 #define V4L2_PIX_FMT_SGRBG10 v4l2_fourcc('B', 'A', '1', '0')
322 /* 10bit raw bayer DPCM compressed to 8 bits */
323 #define V4L2_PIX_FMT_SGRBG10DPCM8 v4l2_fourcc('B', 'D', '1', '0')
324 #define V4L2_PIX_FMT_SBGGR16 v4l2_fourcc('B', 'Y', 'R', '2') /* 16 BGBG.. GRGR.. */
326 /* compressed formats */
327 #define V4L2_PIX_FMT_MJPEG v4l2_fourcc('M', 'J', 'P', 'G') /* Motion-JPEG */
328 #define V4L2_PIX_FMT_JPEG v4l2_fourcc('J', 'P', 'E', 'G') /* JFIF JPEG */
329 #define V4L2_PIX_FMT_DV v4l2_fourcc('d', 'v', 's', 'd') /* 1394 */
330 #define V4L2_PIX_FMT_MPEG v4l2_fourcc('M', 'P', 'E', 'G') /* MPEG-1/2/4 */
332 /* Vendor-specific formats */
333 #define V4L2_PIX_FMT_WNVA v4l2_fourcc('W', 'N', 'V', 'A') /* Winnov hw compress */
334 #define V4L2_PIX_FMT_SN9C10X v4l2_fourcc('S', '9', '1', '0') /* SN9C10x compression */
335 #define V4L2_PIX_FMT_SN9C20X_I420 v4l2_fourcc('S', '9', '2', '0') /* SN9C20x YUV 4:2:0 */
336 #define V4L2_PIX_FMT_PWC1 v4l2_fourcc('P', 'W', 'C', '1') /* pwc older webcam */
337 #define V4L2_PIX_FMT_PWC2 v4l2_fourcc('P', 'W', 'C', '2') /* pwc newer webcam */
338 #define V4L2_PIX_FMT_ET61X251 v4l2_fourcc('E', '6', '2', '5') /* ET61X251 compression */
339 #define V4L2_PIX_FMT_SPCA501 v4l2_fourcc('S', '5', '0', '1') /* YUYV per line */
340 #define V4L2_PIX_FMT_SPCA505 v4l2_fourcc('S', '5', '0', '5') /* YYUV per line */
341 #define V4L2_PIX_FMT_SPCA508 v4l2_fourcc('S', '5', '0', '8') /* YUVY per line */
342 #define V4L2_PIX_FMT_SPCA561 v4l2_fourcc('S', '5', '6', '1') /* compressed GBRG bayer */
343 #define V4L2_PIX_FMT_PAC207 v4l2_fourcc('P', '2', '0', '7') /* compressed BGGR bayer */
344 #define V4L2_PIX_FMT_MR97310A v4l2_fourcc('M', '3', '1', '0') /* compressed BGGR bayer */
345 #define V4L2_PIX_FMT_SQ905C v4l2_fourcc('9', '0', '5', 'C') /* compressed RGGB bayer */
346 #define V4L2_PIX_FMT_PJPG v4l2_fourcc('P', 'J', 'P', 'G') /* Pixart 73xx JPEG */
347 #define V4L2_PIX_FMT_YVYU v4l2_fourcc('Y', 'V', 'Y', 'U') /* 16 YVU 4:2:2 */
348 #define V4L2_PIX_FMT_OV511 v4l2_fourcc('O', '5', '1', '1') /* ov511 JPEG */
349 #define V4L2_PIX_FMT_OV518 v4l2_fourcc('O', '5', '1', '8') /* ov518 JPEG */
352 * F O R M A T E N U M E R A T I O N
354 struct v4l2_fmtdesc {
355 __u32 index; /* Format number */
356 enum v4l2_buf_type type; /* buffer type */
357 __u32 flags;
358 __u8 description[32]; /* Description string */
359 __u32 pixelformat; /* Format fourcc */
360 __u32 reserved[4];
363 #define V4L2_FMT_FLAG_COMPRESSED 0x0001
365 #if 1
366 /* Experimental Frame Size and frame rate enumeration */
368 * F R A M E S I Z E E N U M E R A T I O N
370 enum v4l2_frmsizetypes {
371 V4L2_FRMSIZE_TYPE_DISCRETE = 1,
372 V4L2_FRMSIZE_TYPE_CONTINUOUS = 2,
373 V4L2_FRMSIZE_TYPE_STEPWISE = 3,
376 struct v4l2_frmsize_discrete {
377 __u32 width; /* Frame width [pixel] */
378 __u32 height; /* Frame height [pixel] */
381 struct v4l2_frmsize_stepwise {
382 __u32 min_width; /* Minimum frame width [pixel] */
383 __u32 max_width; /* Maximum frame width [pixel] */
384 __u32 step_width; /* Frame width step size [pixel] */
385 __u32 min_height; /* Minimum frame height [pixel] */
386 __u32 max_height; /* Maximum frame height [pixel] */
387 __u32 step_height; /* Frame height step size [pixel] */
390 struct v4l2_frmsizeenum {
391 __u32 index; /* Frame size number */
392 __u32 pixel_format; /* Pixel format */
393 __u32 type; /* Frame size type the device supports. */
395 union { /* Frame size */
396 struct v4l2_frmsize_discrete discrete;
397 struct v4l2_frmsize_stepwise stepwise;
400 __u32 reserved[2]; /* Reserved space for future use */
404 * F R A M E R A T E E N U M E R A T I O N
406 enum v4l2_frmivaltypes {
407 V4L2_FRMIVAL_TYPE_DISCRETE = 1,
408 V4L2_FRMIVAL_TYPE_CONTINUOUS = 2,
409 V4L2_FRMIVAL_TYPE_STEPWISE = 3,
412 struct v4l2_frmival_stepwise {
413 struct v4l2_fract min; /* Minimum frame interval [s] */
414 struct v4l2_fract max; /* Maximum frame interval [s] */
415 struct v4l2_fract step; /* Frame interval step size [s] */
418 struct v4l2_frmivalenum {
419 __u32 index; /* Frame format index */
420 __u32 pixel_format; /* Pixel format */
421 __u32 width; /* Frame width */
422 __u32 height; /* Frame height */
423 __u32 type; /* Frame interval type the device supports. */
425 union { /* Frame interval */
426 struct v4l2_fract discrete;
427 struct v4l2_frmival_stepwise stepwise;
430 __u32 reserved[2]; /* Reserved space for future use */
432 #endif
435 * T I M E C O D E
437 struct v4l2_timecode {
438 __u32 type;
439 __u32 flags;
440 __u8 frames;
441 __u8 seconds;
442 __u8 minutes;
443 __u8 hours;
444 __u8 userbits[4];
447 /* Type */
448 #define V4L2_TC_TYPE_24FPS 1
449 #define V4L2_TC_TYPE_25FPS 2
450 #define V4L2_TC_TYPE_30FPS 3
451 #define V4L2_TC_TYPE_50FPS 4
452 #define V4L2_TC_TYPE_60FPS 5
454 /* Flags */
455 #define V4L2_TC_FLAG_DROPFRAME 0x0001 /* "drop-frame" mode */
456 #define V4L2_TC_FLAG_COLORFRAME 0x0002
457 #define V4L2_TC_USERBITS_field 0x000C
458 #define V4L2_TC_USERBITS_USERDEFINED 0x0000
459 #define V4L2_TC_USERBITS_8BITCHARS 0x0008
460 /* The above is based on SMPTE timecodes */
462 struct v4l2_jpegcompression {
463 int quality;
465 int APPn; /* Number of APP segment to be written,
466 * must be 0..15 */
467 int APP_len; /* Length of data in JPEG APPn segment */
468 char APP_data[60]; /* Data in the JPEG APPn segment. */
470 int COM_len; /* Length of data in JPEG COM segment */
471 char COM_data[60]; /* Data in JPEG COM segment */
473 __u32 jpeg_markers; /* Which markers should go into the JPEG
474 * output. Unless you exactly know what
475 * you do, leave them untouched.
476 * Inluding less markers will make the
477 * resulting code smaller, but there will
478 * be fewer aplications which can read it.
479 * The presence of the APP and COM marker
480 * is influenced by APP_len and COM_len
481 * ONLY, not by this property! */
483 #define V4L2_JPEG_MARKER_DHT (1<<3) /* Define Huffman Tables */
484 #define V4L2_JPEG_MARKER_DQT (1<<4) /* Define Quantization Tables */
485 #define V4L2_JPEG_MARKER_DRI (1<<5) /* Define Restart Interval */
486 #define V4L2_JPEG_MARKER_COM (1<<6) /* Comment segment */
487 #define V4L2_JPEG_MARKER_APP (1<<7) /* App segment, driver will
488 * allways use APP0 */
492 * M E M O R Y - M A P P I N G B U F F E R S
494 struct v4l2_requestbuffers {
495 __u32 count;
496 enum v4l2_buf_type type;
497 enum v4l2_memory memory;
498 __u32 reserved[2];
501 struct v4l2_buffer {
502 __u32 index;
503 enum v4l2_buf_type type;
504 __u32 bytesused;
505 __u32 flags;
506 enum v4l2_field field;
507 struct timeval timestamp;
508 struct v4l2_timecode timecode;
509 __u32 sequence;
511 /* memory location */
512 enum v4l2_memory memory;
513 union {
514 __u32 offset;
515 unsigned long userptr;
516 } m;
517 __u32 length;
518 __u32 input;
519 __u32 reserved;
522 /* Flags for 'flags' field */
523 #define V4L2_BUF_FLAG_MAPPED 0x0001 /* Buffer is mapped (flag) */
524 #define V4L2_BUF_FLAG_QUEUED 0x0002 /* Buffer is queued for processing */
525 #define V4L2_BUF_FLAG_DONE 0x0004 /* Buffer is ready */
526 #define V4L2_BUF_FLAG_KEYFRAME 0x0008 /* Image is a keyframe (I-frame) */
527 #define V4L2_BUF_FLAG_PFRAME 0x0010 /* Image is a P-frame */
528 #define V4L2_BUF_FLAG_BFRAME 0x0020 /* Image is a B-frame */
529 #define V4L2_BUF_FLAG_TIMECODE 0x0100 /* timecode field is valid */
530 #define V4L2_BUF_FLAG_INPUT 0x0200 /* input field is valid */
533 * O V E R L A Y P R E V I E W
535 struct v4l2_framebuffer {
536 __u32 capability;
537 __u32 flags;
538 /* FIXME: in theory we should pass something like PCI device + memory
539 * region + offset instead of some physical address */
540 void *base;
541 struct v4l2_pix_format fmt;
543 /* Flags for the 'capability' field. Read only */
544 #define V4L2_FBUF_CAP_EXTERNOVERLAY 0x0001
545 #define V4L2_FBUF_CAP_CHROMAKEY 0x0002
546 #define V4L2_FBUF_CAP_LIST_CLIPPING 0x0004
547 #define V4L2_FBUF_CAP_BITMAP_CLIPPING 0x0008
548 #define V4L2_FBUF_CAP_LOCAL_ALPHA 0x0010
549 #define V4L2_FBUF_CAP_GLOBAL_ALPHA 0x0020
550 #define V4L2_FBUF_CAP_LOCAL_INV_ALPHA 0x0040
551 /* Flags for the 'flags' field. */
552 #define V4L2_FBUF_FLAG_PRIMARY 0x0001
553 #define V4L2_FBUF_FLAG_OVERLAY 0x0002
554 #define V4L2_FBUF_FLAG_CHROMAKEY 0x0004
555 #define V4L2_FBUF_FLAG_LOCAL_ALPHA 0x0008
556 #define V4L2_FBUF_FLAG_GLOBAL_ALPHA 0x0010
557 #define V4L2_FBUF_FLAG_LOCAL_INV_ALPHA 0x0020
559 struct v4l2_clip {
560 struct v4l2_rect c;
561 struct v4l2_clip *next;
564 struct v4l2_window {
565 struct v4l2_rect w;
566 enum v4l2_field field;
567 __u32 chromakey;
568 struct v4l2_clip *clips;
569 __u32 clipcount;
570 void *bitmap;
571 __u8 global_alpha;
575 * C A P T U R E P A R A M E T E R S
577 struct v4l2_captureparm {
578 __u32 capability; /* Supported modes */
579 __u32 capturemode; /* Current mode */
580 struct v4l2_fract timeperframe; /* Time per frame in .1us units */
581 __u32 extendedmode; /* Driver-specific extensions */
582 __u32 readbuffers; /* # of buffers for read */
583 __u32 reserved[4];
586 /* Flags for 'capability' and 'capturemode' fields */
587 #define V4L2_MODE_HIGHQUALITY 0x0001 /* High quality imaging mode */
588 #define V4L2_CAP_TIMEPERFRAME 0x1000 /* timeperframe field is supported */
590 struct v4l2_outputparm {
591 __u32 capability; /* Supported modes */
592 __u32 outputmode; /* Current mode */
593 struct v4l2_fract timeperframe; /* Time per frame in seconds */
594 __u32 extendedmode; /* Driver-specific extensions */
595 __u32 writebuffers; /* # of buffers for write */
596 __u32 reserved[4];
600 * I N P U T I M A G E C R O P P I N G
602 struct v4l2_cropcap {
603 enum v4l2_buf_type type;
604 struct v4l2_rect bounds;
605 struct v4l2_rect defrect;
606 struct v4l2_fract pixelaspect;
609 struct v4l2_crop {
610 enum v4l2_buf_type type;
611 struct v4l2_rect c;
615 * A N A L O G V I D E O S T A N D A R D
618 typedef __u64 v4l2_std_id;
620 /* one bit for each */
621 #define V4L2_STD_PAL_B ((v4l2_std_id)0x00000001)
622 #define V4L2_STD_PAL_B1 ((v4l2_std_id)0x00000002)
623 #define V4L2_STD_PAL_G ((v4l2_std_id)0x00000004)
624 #define V4L2_STD_PAL_H ((v4l2_std_id)0x00000008)
625 #define V4L2_STD_PAL_I ((v4l2_std_id)0x00000010)
626 #define V4L2_STD_PAL_D ((v4l2_std_id)0x00000020)
627 #define V4L2_STD_PAL_D1 ((v4l2_std_id)0x00000040)
628 #define V4L2_STD_PAL_K ((v4l2_std_id)0x00000080)
630 #define V4L2_STD_PAL_M ((v4l2_std_id)0x00000100)
631 #define V4L2_STD_PAL_N ((v4l2_std_id)0x00000200)
632 #define V4L2_STD_PAL_Nc ((v4l2_std_id)0x00000400)
633 #define V4L2_STD_PAL_60 ((v4l2_std_id)0x00000800)
635 #define V4L2_STD_NTSC_M ((v4l2_std_id)0x00001000)
636 #define V4L2_STD_NTSC_M_JP ((v4l2_std_id)0x00002000)
637 #define V4L2_STD_NTSC_443 ((v4l2_std_id)0x00004000)
638 #define V4L2_STD_NTSC_M_KR ((v4l2_std_id)0x00008000)
640 #define V4L2_STD_SECAM_B ((v4l2_std_id)0x00010000)
641 #define V4L2_STD_SECAM_D ((v4l2_std_id)0x00020000)
642 #define V4L2_STD_SECAM_G ((v4l2_std_id)0x00040000)
643 #define V4L2_STD_SECAM_H ((v4l2_std_id)0x00080000)
644 #define V4L2_STD_SECAM_K ((v4l2_std_id)0x00100000)
645 #define V4L2_STD_SECAM_K1 ((v4l2_std_id)0x00200000)
646 #define V4L2_STD_SECAM_L ((v4l2_std_id)0x00400000)
647 #define V4L2_STD_SECAM_LC ((v4l2_std_id)0x00800000)
649 /* ATSC/HDTV */
650 #define V4L2_STD_ATSC_8_VSB ((v4l2_std_id)0x01000000)
651 #define V4L2_STD_ATSC_16_VSB ((v4l2_std_id)0x02000000)
653 /* FIXME:
654 Although std_id is 64 bits, there is an issue on PPC32 architecture that
655 makes switch(__u64) to break. So, there's a hack on v4l2-common.c rounding
656 this value to 32 bits.
657 As, currently, the max value is for V4L2_STD_ATSC_16_VSB (30 bits wide),
658 it should work fine. However, if needed to add more than two standards,
659 v4l2-common.c should be fixed.
662 /* some merged standards */
663 #define V4L2_STD_MN (V4L2_STD_PAL_M|V4L2_STD_PAL_N|V4L2_STD_PAL_Nc|V4L2_STD_NTSC)
664 #define V4L2_STD_B (V4L2_STD_PAL_B|V4L2_STD_PAL_B1|V4L2_STD_SECAM_B)
665 #define V4L2_STD_GH (V4L2_STD_PAL_G|V4L2_STD_PAL_H|V4L2_STD_SECAM_G|V4L2_STD_SECAM_H)
666 #define V4L2_STD_DK (V4L2_STD_PAL_DK|V4L2_STD_SECAM_DK)
668 /* some common needed stuff */
669 #define V4L2_STD_PAL_BG (V4L2_STD_PAL_B |\
670 V4L2_STD_PAL_B1 |\
671 V4L2_STD_PAL_G)
672 #define V4L2_STD_PAL_DK (V4L2_STD_PAL_D |\
673 V4L2_STD_PAL_D1 |\
674 V4L2_STD_PAL_K)
675 #define V4L2_STD_PAL (V4L2_STD_PAL_BG |\
676 V4L2_STD_PAL_DK |\
677 V4L2_STD_PAL_H |\
678 V4L2_STD_PAL_I)
679 #define V4L2_STD_NTSC (V4L2_STD_NTSC_M |\
680 V4L2_STD_NTSC_M_JP |\
681 V4L2_STD_NTSC_M_KR)
682 #define V4L2_STD_SECAM_DK (V4L2_STD_SECAM_D |\
683 V4L2_STD_SECAM_K |\
684 V4L2_STD_SECAM_K1)
685 #define V4L2_STD_SECAM (V4L2_STD_SECAM_B |\
686 V4L2_STD_SECAM_G |\
687 V4L2_STD_SECAM_H |\
688 V4L2_STD_SECAM_DK |\
689 V4L2_STD_SECAM_L |\
690 V4L2_STD_SECAM_LC)
692 #define V4L2_STD_525_60 (V4L2_STD_PAL_M |\
693 V4L2_STD_PAL_60 |\
694 V4L2_STD_NTSC |\
695 V4L2_STD_NTSC_443)
696 #define V4L2_STD_625_50 (V4L2_STD_PAL |\
697 V4L2_STD_PAL_N |\
698 V4L2_STD_PAL_Nc |\
699 V4L2_STD_SECAM)
700 #define V4L2_STD_ATSC (V4L2_STD_ATSC_8_VSB |\
701 V4L2_STD_ATSC_16_VSB)
703 #define V4L2_STD_UNKNOWN 0
704 #define V4L2_STD_ALL (V4L2_STD_525_60 |\
705 V4L2_STD_625_50)
707 struct v4l2_standard {
708 __u32 index;
709 v4l2_std_id id;
710 __u8 name[24];
711 struct v4l2_fract frameperiod; /* Frames, not fields */
712 __u32 framelines;
713 __u32 reserved[4];
717 * V I D E O I N P U T S
719 struct v4l2_input {
720 __u32 index; /* Which input */
721 __u8 name[32]; /* Label */
722 __u32 type; /* Type of input */
723 __u32 audioset; /* Associated audios (bitfield) */
724 __u32 tuner; /* Associated tuner */
725 v4l2_std_id std;
726 __u32 status;
727 __u32 reserved[4];
730 /* Values for the 'type' field */
731 #define V4L2_INPUT_TYPE_TUNER 1
732 #define V4L2_INPUT_TYPE_CAMERA 2
734 /* field 'status' - general */
735 #define V4L2_IN_ST_NO_POWER 0x00000001 /* Attached device is off */
736 #define V4L2_IN_ST_NO_SIGNAL 0x00000002
737 #define V4L2_IN_ST_NO_COLOR 0x00000004
739 /* field 'status' - sensor orientation */
740 /* If sensor is mounted upside down set both bits */
741 #define V4L2_IN_ST_HFLIP 0x00000010 /* Frames are flipped horizontally */
742 #define V4L2_IN_ST_VFLIP 0x00000020 /* Frames are flipped vertically */
744 /* field 'status' - analog */
745 #define V4L2_IN_ST_NO_H_LOCK 0x00000100 /* No horizontal sync lock */
746 #define V4L2_IN_ST_COLOR_KILL 0x00000200 /* Color killer is active */
748 /* field 'status' - digital */
749 #define V4L2_IN_ST_NO_SYNC 0x00010000 /* No synchronization lock */
750 #define V4L2_IN_ST_NO_EQU 0x00020000 /* No equalizer lock */
751 #define V4L2_IN_ST_NO_CARRIER 0x00040000 /* Carrier recovery failed */
753 /* field 'status' - VCR and set-top box */
754 #define V4L2_IN_ST_MACROVISION 0x01000000 /* Macrovision detected */
755 #define V4L2_IN_ST_NO_ACCESS 0x02000000 /* Conditional access denied */
756 #define V4L2_IN_ST_VTR 0x04000000 /* VTR time constant */
759 * V I D E O O U T P U T S
761 struct v4l2_output {
762 __u32 index; /* Which output */
763 __u8 name[32]; /* Label */
764 __u32 type; /* Type of output */
765 __u32 audioset; /* Associated audios (bitfield) */
766 __u32 modulator; /* Associated modulator */
767 v4l2_std_id std;
768 __u32 reserved[4];
770 /* Values for the 'type' field */
771 #define V4L2_OUTPUT_TYPE_MODULATOR 1
772 #define V4L2_OUTPUT_TYPE_ANALOG 2
773 #define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY 3
776 * C O N T R O L S
778 struct v4l2_control {
779 __u32 id;
780 __s32 value;
783 struct v4l2_ext_control {
784 __u32 id;
785 __u32 reserved2[2];
786 union {
787 __s32 value;
788 __s64 value64;
789 void *reserved;
791 } __attribute__ ((packed));
793 struct v4l2_ext_controls {
794 __u32 ctrl_class;
795 __u32 count;
796 __u32 error_idx;
797 __u32 reserved[2];
798 struct v4l2_ext_control *controls;
801 /* Values for ctrl_class field */
802 #define V4L2_CTRL_CLASS_USER 0x00980000 /* Old-style 'user' controls */
803 #define V4L2_CTRL_CLASS_MPEG 0x00990000 /* MPEG-compression controls */
804 #define V4L2_CTRL_CLASS_CAMERA 0x009a0000 /* Camera class controls */
806 #define V4L2_CTRL_ID_MASK (0x0fffffff)
807 #define V4L2_CTRL_ID2CLASS(id) ((id) & 0x0fff0000UL)
808 #define V4L2_CTRL_DRIVER_PRIV(id) (((id) & 0xffff) >= 0x1000)
810 /* Used in the VIDIOC_QUERYCTRL ioctl for querying controls */
811 struct v4l2_queryctrl {
812 __u32 id;
813 enum v4l2_ctrl_type type;
814 __u8 name[32]; /* Whatever */
815 __s32 minimum; /* Note signedness */
816 __s32 maximum;
817 __s32 step;
818 __s32 default_value;
819 __u32 flags;
820 __u32 reserved[2];
823 /* Used in the VIDIOC_QUERYMENU ioctl for querying menu items */
824 struct v4l2_querymenu {
825 __u32 id;
826 __u32 index;
827 __u8 name[32]; /* Whatever */
828 __u32 reserved;
831 /* Control flags */
832 #define V4L2_CTRL_FLAG_DISABLED 0x0001
833 #define V4L2_CTRL_FLAG_GRABBED 0x0002
834 #define V4L2_CTRL_FLAG_READ_ONLY 0x0004
835 #define V4L2_CTRL_FLAG_UPDATE 0x0008
836 #define V4L2_CTRL_FLAG_INACTIVE 0x0010
837 #define V4L2_CTRL_FLAG_SLIDER 0x0020
838 #define V4L2_CTRL_FLAG_WRITE_ONLY 0x0040
840 /* Query flag, to be ORed with the control ID */
841 #define V4L2_CTRL_FLAG_NEXT_CTRL 0x80000000
843 /* User-class control IDs defined by V4L2 */
844 #define V4L2_CID_BASE (V4L2_CTRL_CLASS_USER | 0x900)
845 #define V4L2_CID_USER_BASE V4L2_CID_BASE
846 /* IDs reserved for driver specific controls */
847 #define V4L2_CID_PRIVATE_BASE 0x08000000
849 #define V4L2_CID_USER_CLASS (V4L2_CTRL_CLASS_USER | 1)
850 #define V4L2_CID_BRIGHTNESS (V4L2_CID_BASE+0)
851 #define V4L2_CID_CONTRAST (V4L2_CID_BASE+1)
852 #define V4L2_CID_SATURATION (V4L2_CID_BASE+2)
853 #define V4L2_CID_HUE (V4L2_CID_BASE+3)
854 #define V4L2_CID_AUDIO_VOLUME (V4L2_CID_BASE+5)
855 #define V4L2_CID_AUDIO_BALANCE (V4L2_CID_BASE+6)
856 #define V4L2_CID_AUDIO_BASS (V4L2_CID_BASE+7)
857 #define V4L2_CID_AUDIO_TREBLE (V4L2_CID_BASE+8)
858 #define V4L2_CID_AUDIO_MUTE (V4L2_CID_BASE+9)
859 #define V4L2_CID_AUDIO_LOUDNESS (V4L2_CID_BASE+10)
860 #define V4L2_CID_BLACK_LEVEL (V4L2_CID_BASE+11) /* Deprecated */
861 #define V4L2_CID_AUTO_WHITE_BALANCE (V4L2_CID_BASE+12)
862 #define V4L2_CID_DO_WHITE_BALANCE (V4L2_CID_BASE+13)
863 #define V4L2_CID_RED_BALANCE (V4L2_CID_BASE+14)
864 #define V4L2_CID_BLUE_BALANCE (V4L2_CID_BASE+15)
865 #define V4L2_CID_GAMMA (V4L2_CID_BASE+16)
866 #define V4L2_CID_WHITENESS (V4L2_CID_GAMMA) /* Deprecated */
867 #define V4L2_CID_EXPOSURE (V4L2_CID_BASE+17)
868 #define V4L2_CID_AUTOGAIN (V4L2_CID_BASE+18)
869 #define V4L2_CID_GAIN (V4L2_CID_BASE+19)
870 #define V4L2_CID_HFLIP (V4L2_CID_BASE+20)
871 #define V4L2_CID_VFLIP (V4L2_CID_BASE+21)
873 /* Deprecated; use V4L2_CID_PAN_RESET and V4L2_CID_TILT_RESET */
874 #define V4L2_CID_HCENTER (V4L2_CID_BASE+22)
875 #define V4L2_CID_VCENTER (V4L2_CID_BASE+23)
877 #define V4L2_CID_POWER_LINE_FREQUENCY (V4L2_CID_BASE+24)
878 enum v4l2_power_line_frequency {
879 V4L2_CID_POWER_LINE_FREQUENCY_DISABLED = 0,
880 V4L2_CID_POWER_LINE_FREQUENCY_50HZ = 1,
881 V4L2_CID_POWER_LINE_FREQUENCY_60HZ = 2,
883 #define V4L2_CID_HUE_AUTO (V4L2_CID_BASE+25)
884 #define V4L2_CID_WHITE_BALANCE_TEMPERATURE (V4L2_CID_BASE+26)
885 #define V4L2_CID_SHARPNESS (V4L2_CID_BASE+27)
886 #define V4L2_CID_BACKLIGHT_COMPENSATION (V4L2_CID_BASE+28)
887 #define V4L2_CID_CHROMA_AGC (V4L2_CID_BASE+29)
888 #define V4L2_CID_COLOR_KILLER (V4L2_CID_BASE+30)
889 #define V4L2_CID_COLORFX (V4L2_CID_BASE+31)
890 enum v4l2_colorfx {
891 V4L2_COLORFX_NONE = 0,
892 V4L2_COLORFX_BW = 1,
893 V4L2_COLORFX_SEPIA = 2,
895 #define V4L2_CID_AUTOBRIGHTNESS (V4L2_CID_BASE+32)
897 /* last CID + 1 */
898 #define V4L2_CID_LASTP1 (V4L2_CID_BASE+33)
900 /* MPEG-class control IDs defined by V4L2 */
901 #define V4L2_CID_MPEG_BASE (V4L2_CTRL_CLASS_MPEG | 0x900)
902 #define V4L2_CID_MPEG_CLASS (V4L2_CTRL_CLASS_MPEG | 1)
904 /* MPEG streams */
905 #define V4L2_CID_MPEG_STREAM_TYPE (V4L2_CID_MPEG_BASE+0)
906 enum v4l2_mpeg_stream_type {
907 V4L2_MPEG_STREAM_TYPE_MPEG2_PS = 0, /* MPEG-2 program stream */
908 V4L2_MPEG_STREAM_TYPE_MPEG2_TS = 1, /* MPEG-2 transport stream */
909 V4L2_MPEG_STREAM_TYPE_MPEG1_SS = 2, /* MPEG-1 system stream */
910 V4L2_MPEG_STREAM_TYPE_MPEG2_DVD = 3, /* MPEG-2 DVD-compatible stream */
911 V4L2_MPEG_STREAM_TYPE_MPEG1_VCD = 4, /* MPEG-1 VCD-compatible stream */
912 V4L2_MPEG_STREAM_TYPE_MPEG2_SVCD = 5, /* MPEG-2 SVCD-compatible stream */
914 #define V4L2_CID_MPEG_STREAM_PID_PMT (V4L2_CID_MPEG_BASE+1)
915 #define V4L2_CID_MPEG_STREAM_PID_AUDIO (V4L2_CID_MPEG_BASE+2)
916 #define V4L2_CID_MPEG_STREAM_PID_VIDEO (V4L2_CID_MPEG_BASE+3)
917 #define V4L2_CID_MPEG_STREAM_PID_PCR (V4L2_CID_MPEG_BASE+4)
918 #define V4L2_CID_MPEG_STREAM_PES_ID_AUDIO (V4L2_CID_MPEG_BASE+5)
919 #define V4L2_CID_MPEG_STREAM_PES_ID_VIDEO (V4L2_CID_MPEG_BASE+6)
920 #define V4L2_CID_MPEG_STREAM_VBI_FMT (V4L2_CID_MPEG_BASE+7)
921 enum v4l2_mpeg_stream_vbi_fmt {
922 V4L2_MPEG_STREAM_VBI_FMT_NONE = 0, /* No VBI in the MPEG stream */
923 V4L2_MPEG_STREAM_VBI_FMT_IVTV = 1, /* VBI in private packets, IVTV format */
926 /* MPEG audio */
927 #define V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ (V4L2_CID_MPEG_BASE+100)
928 enum v4l2_mpeg_audio_sampling_freq {
929 V4L2_MPEG_AUDIO_SAMPLING_FREQ_44100 = 0,
930 V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000 = 1,
931 V4L2_MPEG_AUDIO_SAMPLING_FREQ_32000 = 2,
933 #define V4L2_CID_MPEG_AUDIO_ENCODING (V4L2_CID_MPEG_BASE+101)
934 enum v4l2_mpeg_audio_encoding {
935 V4L2_MPEG_AUDIO_ENCODING_LAYER_1 = 0,
936 V4L2_MPEG_AUDIO_ENCODING_LAYER_2 = 1,
937 V4L2_MPEG_AUDIO_ENCODING_LAYER_3 = 2,
938 V4L2_MPEG_AUDIO_ENCODING_AAC = 3,
939 V4L2_MPEG_AUDIO_ENCODING_AC3 = 4,
941 #define V4L2_CID_MPEG_AUDIO_L1_BITRATE (V4L2_CID_MPEG_BASE+102)
942 enum v4l2_mpeg_audio_l1_bitrate {
943 V4L2_MPEG_AUDIO_L1_BITRATE_32K = 0,
944 V4L2_MPEG_AUDIO_L1_BITRATE_64K = 1,
945 V4L2_MPEG_AUDIO_L1_BITRATE_96K = 2,
946 V4L2_MPEG_AUDIO_L1_BITRATE_128K = 3,
947 V4L2_MPEG_AUDIO_L1_BITRATE_160K = 4,
948 V4L2_MPEG_AUDIO_L1_BITRATE_192K = 5,
949 V4L2_MPEG_AUDIO_L1_BITRATE_224K = 6,
950 V4L2_MPEG_AUDIO_L1_BITRATE_256K = 7,
951 V4L2_MPEG_AUDIO_L1_BITRATE_288K = 8,
952 V4L2_MPEG_AUDIO_L1_BITRATE_320K = 9,
953 V4L2_MPEG_AUDIO_L1_BITRATE_352K = 10,
954 V4L2_MPEG_AUDIO_L1_BITRATE_384K = 11,
955 V4L2_MPEG_AUDIO_L1_BITRATE_416K = 12,
956 V4L2_MPEG_AUDIO_L1_BITRATE_448K = 13,
958 #define V4L2_CID_MPEG_AUDIO_L2_BITRATE (V4L2_CID_MPEG_BASE+103)
959 enum v4l2_mpeg_audio_l2_bitrate {
960 V4L2_MPEG_AUDIO_L2_BITRATE_32K = 0,
961 V4L2_MPEG_AUDIO_L2_BITRATE_48K = 1,
962 V4L2_MPEG_AUDIO_L2_BITRATE_56K = 2,
963 V4L2_MPEG_AUDIO_L2_BITRATE_64K = 3,
964 V4L2_MPEG_AUDIO_L2_BITRATE_80K = 4,
965 V4L2_MPEG_AUDIO_L2_BITRATE_96K = 5,
966 V4L2_MPEG_AUDIO_L2_BITRATE_112K = 6,
967 V4L2_MPEG_AUDIO_L2_BITRATE_128K = 7,
968 V4L2_MPEG_AUDIO_L2_BITRATE_160K = 8,
969 V4L2_MPEG_AUDIO_L2_BITRATE_192K = 9,
970 V4L2_MPEG_AUDIO_L2_BITRATE_224K = 10,
971 V4L2_MPEG_AUDIO_L2_BITRATE_256K = 11,
972 V4L2_MPEG_AUDIO_L2_BITRATE_320K = 12,
973 V4L2_MPEG_AUDIO_L2_BITRATE_384K = 13,
975 #define V4L2_CID_MPEG_AUDIO_L3_BITRATE (V4L2_CID_MPEG_BASE+104)
976 enum v4l2_mpeg_audio_l3_bitrate {
977 V4L2_MPEG_AUDIO_L3_BITRATE_32K = 0,
978 V4L2_MPEG_AUDIO_L3_BITRATE_40K = 1,
979 V4L2_MPEG_AUDIO_L3_BITRATE_48K = 2,
980 V4L2_MPEG_AUDIO_L3_BITRATE_56K = 3,
981 V4L2_MPEG_AUDIO_L3_BITRATE_64K = 4,
982 V4L2_MPEG_AUDIO_L3_BITRATE_80K = 5,
983 V4L2_MPEG_AUDIO_L3_BITRATE_96K = 6,
984 V4L2_MPEG_AUDIO_L3_BITRATE_112K = 7,
985 V4L2_MPEG_AUDIO_L3_BITRATE_128K = 8,
986 V4L2_MPEG_AUDIO_L3_BITRATE_160K = 9,
987 V4L2_MPEG_AUDIO_L3_BITRATE_192K = 10,
988 V4L2_MPEG_AUDIO_L3_BITRATE_224K = 11,
989 V4L2_MPEG_AUDIO_L3_BITRATE_256K = 12,
990 V4L2_MPEG_AUDIO_L3_BITRATE_320K = 13,
992 #define V4L2_CID_MPEG_AUDIO_MODE (V4L2_CID_MPEG_BASE+105)
993 enum v4l2_mpeg_audio_mode {
994 V4L2_MPEG_AUDIO_MODE_STEREO = 0,
995 V4L2_MPEG_AUDIO_MODE_JOINT_STEREO = 1,
996 V4L2_MPEG_AUDIO_MODE_DUAL = 2,
997 V4L2_MPEG_AUDIO_MODE_MONO = 3,
999 #define V4L2_CID_MPEG_AUDIO_MODE_EXTENSION (V4L2_CID_MPEG_BASE+106)
1000 enum v4l2_mpeg_audio_mode_extension {
1001 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4 = 0,
1002 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_8 = 1,
1003 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_12 = 2,
1004 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_16 = 3,
1006 #define V4L2_CID_MPEG_AUDIO_EMPHASIS (V4L2_CID_MPEG_BASE+107)
1007 enum v4l2_mpeg_audio_emphasis {
1008 V4L2_MPEG_AUDIO_EMPHASIS_NONE = 0,
1009 V4L2_MPEG_AUDIO_EMPHASIS_50_DIV_15_uS = 1,
1010 V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17 = 2,
1012 #define V4L2_CID_MPEG_AUDIO_CRC (V4L2_CID_MPEG_BASE+108)
1013 enum v4l2_mpeg_audio_crc {
1014 V4L2_MPEG_AUDIO_CRC_NONE = 0,
1015 V4L2_MPEG_AUDIO_CRC_CRC16 = 1,
1017 #define V4L2_CID_MPEG_AUDIO_MUTE (V4L2_CID_MPEG_BASE+109)
1018 #define V4L2_CID_MPEG_AUDIO_AAC_BITRATE (V4L2_CID_MPEG_BASE+110)
1019 #define V4L2_CID_MPEG_AUDIO_AC3_BITRATE (V4L2_CID_MPEG_BASE+111)
1020 enum v4l2_mpeg_audio_ac3_bitrate {
1021 V4L2_MPEG_AUDIO_AC3_BITRATE_32K = 0,
1022 V4L2_MPEG_AUDIO_AC3_BITRATE_40K = 1,
1023 V4L2_MPEG_AUDIO_AC3_BITRATE_48K = 2,
1024 V4L2_MPEG_AUDIO_AC3_BITRATE_56K = 3,
1025 V4L2_MPEG_AUDIO_AC3_BITRATE_64K = 4,
1026 V4L2_MPEG_AUDIO_AC3_BITRATE_80K = 5,
1027 V4L2_MPEG_AUDIO_AC3_BITRATE_96K = 6,
1028 V4L2_MPEG_AUDIO_AC3_BITRATE_112K = 7,
1029 V4L2_MPEG_AUDIO_AC3_BITRATE_128K = 8,
1030 V4L2_MPEG_AUDIO_AC3_BITRATE_160K = 9,
1031 V4L2_MPEG_AUDIO_AC3_BITRATE_192K = 10,
1032 V4L2_MPEG_AUDIO_AC3_BITRATE_224K = 11,
1033 V4L2_MPEG_AUDIO_AC3_BITRATE_256K = 12,
1034 V4L2_MPEG_AUDIO_AC3_BITRATE_320K = 13,
1035 V4L2_MPEG_AUDIO_AC3_BITRATE_384K = 14,
1036 V4L2_MPEG_AUDIO_AC3_BITRATE_448K = 15,
1037 V4L2_MPEG_AUDIO_AC3_BITRATE_512K = 16,
1038 V4L2_MPEG_AUDIO_AC3_BITRATE_576K = 17,
1039 V4L2_MPEG_AUDIO_AC3_BITRATE_640K = 18,
1042 /* MPEG video */
1043 #define V4L2_CID_MPEG_VIDEO_ENCODING (V4L2_CID_MPEG_BASE+200)
1044 enum v4l2_mpeg_video_encoding {
1045 V4L2_MPEG_VIDEO_ENCODING_MPEG_1 = 0,
1046 V4L2_MPEG_VIDEO_ENCODING_MPEG_2 = 1,
1047 V4L2_MPEG_VIDEO_ENCODING_MPEG_4_AVC = 2,
1049 #define V4L2_CID_MPEG_VIDEO_ASPECT (V4L2_CID_MPEG_BASE+201)
1050 enum v4l2_mpeg_video_aspect {
1051 V4L2_MPEG_VIDEO_ASPECT_1x1 = 0,
1052 V4L2_MPEG_VIDEO_ASPECT_4x3 = 1,
1053 V4L2_MPEG_VIDEO_ASPECT_16x9 = 2,
1054 V4L2_MPEG_VIDEO_ASPECT_221x100 = 3,
1056 #define V4L2_CID_MPEG_VIDEO_B_FRAMES (V4L2_CID_MPEG_BASE+202)
1057 #define V4L2_CID_MPEG_VIDEO_GOP_SIZE (V4L2_CID_MPEG_BASE+203)
1058 #define V4L2_CID_MPEG_VIDEO_GOP_CLOSURE (V4L2_CID_MPEG_BASE+204)
1059 #define V4L2_CID_MPEG_VIDEO_PULLDOWN (V4L2_CID_MPEG_BASE+205)
1060 #define V4L2_CID_MPEG_VIDEO_BITRATE_MODE (V4L2_CID_MPEG_BASE+206)
1061 enum v4l2_mpeg_video_bitrate_mode {
1062 V4L2_MPEG_VIDEO_BITRATE_MODE_VBR = 0,
1063 V4L2_MPEG_VIDEO_BITRATE_MODE_CBR = 1,
1065 #define V4L2_CID_MPEG_VIDEO_BITRATE (V4L2_CID_MPEG_BASE+207)
1066 #define V4L2_CID_MPEG_VIDEO_BITRATE_PEAK (V4L2_CID_MPEG_BASE+208)
1067 #define V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION (V4L2_CID_MPEG_BASE+209)
1068 #define V4L2_CID_MPEG_VIDEO_MUTE (V4L2_CID_MPEG_BASE+210)
1069 #define V4L2_CID_MPEG_VIDEO_MUTE_YUV (V4L2_CID_MPEG_BASE+211)
1071 /* MPEG-class control IDs specific to the CX2341x driver as defined by V4L2 */
1072 #define V4L2_CID_MPEG_CX2341X_BASE (V4L2_CTRL_CLASS_MPEG | 0x1000)
1073 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE (V4L2_CID_MPEG_CX2341X_BASE+0)
1074 enum v4l2_mpeg_cx2341x_video_spatial_filter_mode {
1075 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL = 0,
1076 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO = 1,
1078 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER (V4L2_CID_MPEG_CX2341X_BASE+1)
1079 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+2)
1080 enum v4l2_mpeg_cx2341x_video_luma_spatial_filter_type {
1081 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF = 0,
1082 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_HOR = 1,
1083 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_VERT = 2,
1084 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_HV_SEPARABLE = 3,
1085 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_SYM_NON_SEPARABLE = 4,
1087 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+3)
1088 enum v4l2_mpeg_cx2341x_video_chroma_spatial_filter_type {
1089 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF = 0,
1090 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR = 1,
1092 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE (V4L2_CID_MPEG_CX2341X_BASE+4)
1093 enum v4l2_mpeg_cx2341x_video_temporal_filter_mode {
1094 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL = 0,
1095 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO = 1,
1097 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER (V4L2_CID_MPEG_CX2341X_BASE+5)
1098 #define V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+6)
1099 enum v4l2_mpeg_cx2341x_video_median_filter_type {
1100 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF = 0,
1101 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR = 1,
1102 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_VERT = 2,
1103 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR_VERT = 3,
1104 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_DIAG = 4,
1106 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM (V4L2_CID_MPEG_CX2341X_BASE+7)
1107 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP (V4L2_CID_MPEG_CX2341X_BASE+8)
1108 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM (V4L2_CID_MPEG_CX2341X_BASE+9)
1109 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP (V4L2_CID_MPEG_CX2341X_BASE+10)
1110 #define V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS (V4L2_CID_MPEG_CX2341X_BASE+11)
1112 /* Camera class control IDs */
1113 #define V4L2_CID_CAMERA_CLASS_BASE (V4L2_CTRL_CLASS_CAMERA | 0x900)
1114 #define V4L2_CID_CAMERA_CLASS (V4L2_CTRL_CLASS_CAMERA | 1)
1116 #define V4L2_CID_EXPOSURE_AUTO (V4L2_CID_CAMERA_CLASS_BASE+1)
1117 enum v4l2_exposure_auto_type {
1118 V4L2_EXPOSURE_AUTO = 0,
1119 V4L2_EXPOSURE_MANUAL = 1,
1120 V4L2_EXPOSURE_SHUTTER_PRIORITY = 2,
1121 V4L2_EXPOSURE_APERTURE_PRIORITY = 3
1123 #define V4L2_CID_EXPOSURE_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+2)
1124 #define V4L2_CID_EXPOSURE_AUTO_PRIORITY (V4L2_CID_CAMERA_CLASS_BASE+3)
1126 #define V4L2_CID_PAN_RELATIVE (V4L2_CID_CAMERA_CLASS_BASE+4)
1127 #define V4L2_CID_TILT_RELATIVE (V4L2_CID_CAMERA_CLASS_BASE+5)
1128 #define V4L2_CID_PAN_RESET (V4L2_CID_CAMERA_CLASS_BASE+6)
1129 #define V4L2_CID_TILT_RESET (V4L2_CID_CAMERA_CLASS_BASE+7)
1131 #define V4L2_CID_PAN_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+8)
1132 #define V4L2_CID_TILT_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+9)
1134 #define V4L2_CID_FOCUS_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+10)
1135 #define V4L2_CID_FOCUS_RELATIVE (V4L2_CID_CAMERA_CLASS_BASE+11)
1136 #define V4L2_CID_FOCUS_AUTO (V4L2_CID_CAMERA_CLASS_BASE+12)
1138 #define V4L2_CID_ZOOM_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+13)
1139 #define V4L2_CID_ZOOM_RELATIVE (V4L2_CID_CAMERA_CLASS_BASE+14)
1140 #define V4L2_CID_ZOOM_CONTINUOUS (V4L2_CID_CAMERA_CLASS_BASE+15)
1142 #define V4L2_CID_PRIVACY (V4L2_CID_CAMERA_CLASS_BASE+16)
1145 * T U N I N G
1147 struct v4l2_tuner {
1148 __u32 index;
1149 __u8 name[32];
1150 enum v4l2_tuner_type type;
1151 __u32 capability;
1152 __u32 rangelow;
1153 __u32 rangehigh;
1154 __u32 rxsubchans;
1155 __u32 audmode;
1156 __s32 signal;
1157 __s32 afc;
1158 __u32 reserved[4];
1161 struct v4l2_modulator {
1162 __u32 index;
1163 __u8 name[32];
1164 __u32 capability;
1165 __u32 rangelow;
1166 __u32 rangehigh;
1167 __u32 txsubchans;
1168 __u32 reserved[4];
1171 /* Flags for the 'capability' field */
1172 #define V4L2_TUNER_CAP_LOW 0x0001
1173 #define V4L2_TUNER_CAP_NORM 0x0002
1174 #define V4L2_TUNER_CAP_STEREO 0x0010
1175 #define V4L2_TUNER_CAP_LANG2 0x0020
1176 #define V4L2_TUNER_CAP_SAP 0x0020
1177 #define V4L2_TUNER_CAP_LANG1 0x0040
1179 /* Flags for the 'rxsubchans' field */
1180 #define V4L2_TUNER_SUB_MONO 0x0001
1181 #define V4L2_TUNER_SUB_STEREO 0x0002
1182 #define V4L2_TUNER_SUB_LANG2 0x0004
1183 #define V4L2_TUNER_SUB_SAP 0x0004
1184 #define V4L2_TUNER_SUB_LANG1 0x0008
1186 /* Values for the 'audmode' field */
1187 #define V4L2_TUNER_MODE_MONO 0x0000
1188 #define V4L2_TUNER_MODE_STEREO 0x0001
1189 #define V4L2_TUNER_MODE_LANG2 0x0002
1190 #define V4L2_TUNER_MODE_SAP 0x0002
1191 #define V4L2_TUNER_MODE_LANG1 0x0003
1192 #define V4L2_TUNER_MODE_LANG1_LANG2 0x0004
1194 struct v4l2_frequency {
1195 __u32 tuner;
1196 enum v4l2_tuner_type type;
1197 __u32 frequency;
1198 __u32 reserved[8];
1201 struct v4l2_hw_freq_seek {
1202 __u32 tuner;
1203 enum v4l2_tuner_type type;
1204 __u32 seek_upward;
1205 __u32 wrap_around;
1206 __u32 reserved[8];
1210 * A U D I O
1212 struct v4l2_audio {
1213 __u32 index;
1214 __u8 name[32];
1215 __u32 capability;
1216 __u32 mode;
1217 __u32 reserved[2];
1220 /* Flags for the 'capability' field */
1221 #define V4L2_AUDCAP_STEREO 0x00001
1222 #define V4L2_AUDCAP_AVL 0x00002
1224 /* Flags for the 'mode' field */
1225 #define V4L2_AUDMODE_AVL 0x00001
1227 struct v4l2_audioout {
1228 __u32 index;
1229 __u8 name[32];
1230 __u32 capability;
1231 __u32 mode;
1232 __u32 reserved[2];
1236 * M P E G S E R V I C E S
1238 * NOTE: EXPERIMENTAL API
1240 #if 1
1241 #define V4L2_ENC_IDX_FRAME_I (0)
1242 #define V4L2_ENC_IDX_FRAME_P (1)
1243 #define V4L2_ENC_IDX_FRAME_B (2)
1244 #define V4L2_ENC_IDX_FRAME_MASK (0xf)
1246 struct v4l2_enc_idx_entry {
1247 __u64 offset;
1248 __u64 pts;
1249 __u32 length;
1250 __u32 flags;
1251 __u32 reserved[2];
1254 #define V4L2_ENC_IDX_ENTRIES (64)
1255 struct v4l2_enc_idx {
1256 __u32 entries;
1257 __u32 entries_cap;
1258 __u32 reserved[4];
1259 struct v4l2_enc_idx_entry entry[V4L2_ENC_IDX_ENTRIES];
1263 #define V4L2_ENC_CMD_START (0)
1264 #define V4L2_ENC_CMD_STOP (1)
1265 #define V4L2_ENC_CMD_PAUSE (2)
1266 #define V4L2_ENC_CMD_RESUME (3)
1268 /* Flags for V4L2_ENC_CMD_STOP */
1269 #define V4L2_ENC_CMD_STOP_AT_GOP_END (1 << 0)
1271 struct v4l2_encoder_cmd {
1272 __u32 cmd;
1273 __u32 flags;
1274 union {
1275 struct {
1276 __u32 data[8];
1277 } raw;
1281 #endif
1285 * D A T A S E R V I C E S ( V B I )
1287 * Data services API by Michael Schimek
1290 /* Raw VBI */
1291 struct v4l2_vbi_format {
1292 __u32 sampling_rate; /* in 1 Hz */
1293 __u32 offset;
1294 __u32 samples_per_line;
1295 __u32 sample_format; /* V4L2_PIX_FMT_* */
1296 __s32 start[2];
1297 __u32 count[2];
1298 __u32 flags; /* V4L2_VBI_* */
1299 __u32 reserved[2]; /* must be zero */
1302 /* VBI flags */
1303 #define V4L2_VBI_UNSYNC (1 << 0)
1304 #define V4L2_VBI_INTERLACED (1 << 1)
1306 /* Sliced VBI
1308 * This implements is a proposal V4L2 API to allow SLICED VBI
1309 * required for some hardware encoders. It should change without
1310 * notice in the definitive implementation.
1313 struct v4l2_sliced_vbi_format {
1314 __u16 service_set;
1315 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
1316 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
1317 (equals frame lines 313-336 for 625 line video
1318 standards, 263-286 for 525 line standards) */
1319 __u16 service_lines[2][24];
1320 __u32 io_size;
1321 __u32 reserved[2]; /* must be zero */
1324 /* Teletext World System Teletext
1325 (WST), defined on ITU-R BT.653-2 */
1326 #define V4L2_SLICED_TELETEXT_B (0x0001)
1327 /* Video Program System, defined on ETS 300 231*/
1328 #define V4L2_SLICED_VPS (0x0400)
1329 /* Closed Caption, defined on EIA-608 */
1330 #define V4L2_SLICED_CAPTION_525 (0x1000)
1331 /* Wide Screen System, defined on ITU-R BT1119.1 */
1332 #define V4L2_SLICED_WSS_625 (0x4000)
1334 #define V4L2_SLICED_VBI_525 (V4L2_SLICED_CAPTION_525)
1335 #define V4L2_SLICED_VBI_625 (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625)
1337 struct v4l2_sliced_vbi_cap {
1338 __u16 service_set;
1339 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
1340 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
1341 (equals frame lines 313-336 for 625 line video
1342 standards, 263-286 for 525 line standards) */
1343 __u16 service_lines[2][24];
1344 enum v4l2_buf_type type;
1345 __u32 reserved[3]; /* must be 0 */
1348 struct v4l2_sliced_vbi_data {
1349 __u32 id;
1350 __u32 field; /* 0: first field, 1: second field */
1351 __u32 line; /* 1-23 */
1352 __u32 reserved; /* must be 0 */
1353 __u8 data[48];
1357 * Sliced VBI data inserted into MPEG Streams
1361 * V4L2_MPEG_STREAM_VBI_FMT_IVTV:
1363 * Structure of payload contained in an MPEG 2 Private Stream 1 PES Packet in an
1364 * MPEG-2 Program Pack that contains V4L2_MPEG_STREAM_VBI_FMT_IVTV Sliced VBI
1365 * data
1367 * Note, the MPEG-2 Program Pack and Private Stream 1 PES packet header
1368 * definitions are not included here. See the MPEG-2 specifications for details
1369 * on these headers.
1372 /* Line type IDs */
1373 #define V4L2_MPEG_VBI_IVTV_TELETEXT_B (1)
1374 #define V4L2_MPEG_VBI_IVTV_CAPTION_525 (4)
1375 #define V4L2_MPEG_VBI_IVTV_WSS_625 (5)
1376 #define V4L2_MPEG_VBI_IVTV_VPS (7)
1378 struct v4l2_mpeg_vbi_itv0_line {
1379 __u8 id; /* One of V4L2_MPEG_VBI_IVTV_* above */
1380 __u8 data[42]; /* Sliced VBI data for the line */
1381 } __attribute__ ((packed));
1383 struct v4l2_mpeg_vbi_itv0 {
1384 __le32 linemask[2]; /* Bitmasks of VBI service lines present */
1385 struct v4l2_mpeg_vbi_itv0_line line[35];
1386 } __attribute__ ((packed));
1388 struct v4l2_mpeg_vbi_ITV0 {
1389 struct v4l2_mpeg_vbi_itv0_line line[36];
1390 } __attribute__ ((packed));
1392 #define V4L2_MPEG_VBI_IVTV_MAGIC0 "itv0"
1393 #define V4L2_MPEG_VBI_IVTV_MAGIC1 "ITV0"
1395 struct v4l2_mpeg_vbi_fmt_ivtv {
1396 __u8 magic[4];
1397 union {
1398 struct v4l2_mpeg_vbi_itv0 itv0;
1399 struct v4l2_mpeg_vbi_ITV0 ITV0;
1401 } __attribute__ ((packed));
1404 * A G G R E G A T E S T R U C T U R E S
1407 /* Stream data format
1409 struct v4l2_format {
1410 enum v4l2_buf_type type;
1411 union {
1412 struct v4l2_pix_format pix; /* V4L2_BUF_TYPE_VIDEO_CAPTURE */
1413 struct v4l2_window win; /* V4L2_BUF_TYPE_VIDEO_OVERLAY */
1414 struct v4l2_vbi_format vbi; /* V4L2_BUF_TYPE_VBI_CAPTURE */
1415 struct v4l2_sliced_vbi_format sliced; /* V4L2_BUF_TYPE_SLICED_VBI_CAPTURE */
1416 __u8 raw_data[200]; /* user-defined */
1417 } fmt;
1421 /* Stream type-dependent parameters
1423 struct v4l2_streamparm {
1424 enum v4l2_buf_type type;
1425 union {
1426 struct v4l2_captureparm capture;
1427 struct v4l2_outputparm output;
1428 __u8 raw_data[200]; /* user-defined */
1429 } parm;
1433 * A D V A N C E D D E B U G G I N G
1435 * NOTE: EXPERIMENTAL API, NEVER RELY ON THIS IN APPLICATIONS!
1436 * FOR DEBUGGING, TESTING AND INTERNAL USE ONLY!
1439 /* VIDIOC_DBG_G_REGISTER and VIDIOC_DBG_S_REGISTER */
1441 #define V4L2_CHIP_MATCH_HOST 0 /* Match against chip ID on host (0 for the host) */
1442 #define V4L2_CHIP_MATCH_I2C_DRIVER 1 /* Match against I2C driver name */
1443 #define V4L2_CHIP_MATCH_I2C_ADDR 2 /* Match against I2C 7-bit address */
1444 #define V4L2_CHIP_MATCH_AC97 3 /* Match against anciliary AC97 chip */
1446 struct v4l2_dbg_match {
1447 __u32 type; /* Match type */
1448 union { /* Match this chip, meaning determined by type */
1449 __u32 addr;
1450 char name[32];
1452 } __attribute__ ((packed));
1454 struct v4l2_dbg_register {
1455 struct v4l2_dbg_match match;
1456 __u32 size; /* register size in bytes */
1457 __u64 reg;
1458 __u64 val;
1459 } __attribute__ ((packed));
1461 /* VIDIOC_DBG_G_CHIP_IDENT */
1462 struct v4l2_dbg_chip_ident {
1463 struct v4l2_dbg_match match;
1464 __u32 ident; /* chip identifier as specified in <media/v4l2-chip-ident.h> */
1465 __u32 revision; /* chip revision, chip specific */
1466 } __attribute__ ((packed));
1469 * 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
1472 #define VIDIOC_QUERYCAP _IOR('V', 0, struct v4l2_capability)
1473 #define VIDIOC_RESERVED _IO('V', 1)
1474 #define VIDIOC_ENUM_FMT _IOWR('V', 2, struct v4l2_fmtdesc)
1475 #define VIDIOC_G_FMT _IOWR('V', 4, struct v4l2_format)
1476 #define VIDIOC_S_FMT _IOWR('V', 5, struct v4l2_format)
1477 #define VIDIOC_REQBUFS _IOWR('V', 8, struct v4l2_requestbuffers)
1478 #define VIDIOC_QUERYBUF _IOWR('V', 9, struct v4l2_buffer)
1479 #define VIDIOC_G_FBUF _IOR('V', 10, struct v4l2_framebuffer)
1480 #define VIDIOC_S_FBUF _IOW('V', 11, struct v4l2_framebuffer)
1481 #define VIDIOC_OVERLAY _IOW('V', 14, int)
1482 #define VIDIOC_QBUF _IOWR('V', 15, struct v4l2_buffer)
1483 #define VIDIOC_DQBUF _IOWR('V', 17, struct v4l2_buffer)
1484 #define VIDIOC_STREAMON _IOW('V', 18, int)
1485 #define VIDIOC_STREAMOFF _IOW('V', 19, int)
1486 #define VIDIOC_G_PARM _IOWR('V', 21, struct v4l2_streamparm)
1487 #define VIDIOC_S_PARM _IOWR('V', 22, struct v4l2_streamparm)
1488 #define VIDIOC_G_STD _IOR('V', 23, v4l2_std_id)
1489 #define VIDIOC_S_STD _IOW('V', 24, v4l2_std_id)
1490 #define VIDIOC_ENUMSTD _IOWR('V', 25, struct v4l2_standard)
1491 #define VIDIOC_ENUMINPUT _IOWR('V', 26, struct v4l2_input)
1492 #define VIDIOC_G_CTRL _IOWR('V', 27, struct v4l2_control)
1493 #define VIDIOC_S_CTRL _IOWR('V', 28, struct v4l2_control)
1494 #define VIDIOC_G_TUNER _IOWR('V', 29, struct v4l2_tuner)
1495 #define VIDIOC_S_TUNER _IOW('V', 30, struct v4l2_tuner)
1496 #define VIDIOC_G_AUDIO _IOR('V', 33, struct v4l2_audio)
1497 #define VIDIOC_S_AUDIO _IOW('V', 34, struct v4l2_audio)
1498 #define VIDIOC_QUERYCTRL _IOWR('V', 36, struct v4l2_queryctrl)
1499 #define VIDIOC_QUERYMENU _IOWR('V', 37, struct v4l2_querymenu)
1500 #define VIDIOC_G_INPUT _IOR('V', 38, int)
1501 #define VIDIOC_S_INPUT _IOWR('V', 39, int)
1502 #define VIDIOC_G_OUTPUT _IOR('V', 46, int)
1503 #define VIDIOC_S_OUTPUT _IOWR('V', 47, int)
1504 #define VIDIOC_ENUMOUTPUT _IOWR('V', 48, struct v4l2_output)
1505 #define VIDIOC_G_AUDOUT _IOR('V', 49, struct v4l2_audioout)
1506 #define VIDIOC_S_AUDOUT _IOW('V', 50, struct v4l2_audioout)
1507 #define VIDIOC_G_MODULATOR _IOWR('V', 54, struct v4l2_modulator)
1508 #define VIDIOC_S_MODULATOR _IOW('V', 55, struct v4l2_modulator)
1509 #define VIDIOC_G_FREQUENCY _IOWR('V', 56, struct v4l2_frequency)
1510 #define VIDIOC_S_FREQUENCY _IOW('V', 57, struct v4l2_frequency)
1511 #define VIDIOC_CROPCAP _IOWR('V', 58, struct v4l2_cropcap)
1512 #define VIDIOC_G_CROP _IOWR('V', 59, struct v4l2_crop)
1513 #define VIDIOC_S_CROP _IOW('V', 60, struct v4l2_crop)
1514 #define VIDIOC_G_JPEGCOMP _IOR('V', 61, struct v4l2_jpegcompression)
1515 #define VIDIOC_S_JPEGCOMP _IOW('V', 62, struct v4l2_jpegcompression)
1516 #define VIDIOC_QUERYSTD _IOR('V', 63, v4l2_std_id)
1517 #define VIDIOC_TRY_FMT _IOWR('V', 64, struct v4l2_format)
1518 #define VIDIOC_ENUMAUDIO _IOWR('V', 65, struct v4l2_audio)
1519 #define VIDIOC_ENUMAUDOUT _IOWR('V', 66, struct v4l2_audioout)
1520 #define VIDIOC_G_PRIORITY _IOR('V', 67, enum v4l2_priority)
1521 #define VIDIOC_S_PRIORITY _IOW('V', 68, enum v4l2_priority)
1522 #define VIDIOC_G_SLICED_VBI_CAP _IOWR('V', 69, struct v4l2_sliced_vbi_cap)
1523 #define VIDIOC_LOG_STATUS _IO('V', 70)
1524 #define VIDIOC_G_EXT_CTRLS _IOWR('V', 71, struct v4l2_ext_controls)
1525 #define VIDIOC_S_EXT_CTRLS _IOWR('V', 72, struct v4l2_ext_controls)
1526 #define VIDIOC_TRY_EXT_CTRLS _IOWR('V', 73, struct v4l2_ext_controls)
1527 #if 1
1528 #define VIDIOC_ENUM_FRAMESIZES _IOWR('V', 74, struct v4l2_frmsizeenum)
1529 #define VIDIOC_ENUM_FRAMEINTERVALS _IOWR('V', 75, struct v4l2_frmivalenum)
1530 #define VIDIOC_G_ENC_INDEX _IOR('V', 76, struct v4l2_enc_idx)
1531 #define VIDIOC_ENCODER_CMD _IOWR('V', 77, struct v4l2_encoder_cmd)
1532 #define VIDIOC_TRY_ENCODER_CMD _IOWR('V', 78, struct v4l2_encoder_cmd)
1533 #endif
1535 #if 1
1536 /* Experimental, meant for debugging, testing and internal use.
1537 Only implemented if CONFIG_VIDEO_ADV_DEBUG is defined.
1538 You must be root to use these ioctls. Never use these in applications! */
1539 #define VIDIOC_DBG_S_REGISTER _IOW('V', 79, struct v4l2_dbg_register)
1540 #define VIDIOC_DBG_G_REGISTER _IOWR('V', 80, struct v4l2_dbg_register)
1542 /* Experimental, meant for debugging, testing and internal use.
1543 Never use this ioctl in applications! */
1544 #define VIDIOC_DBG_G_CHIP_IDENT _IOWR('V', 81, struct v4l2_dbg_chip_ident)
1545 #endif
1547 #define VIDIOC_S_HW_FREQ_SEEK _IOW('V', 82, struct v4l2_hw_freq_seek)
1548 /* Reminder: when adding new ioctls please add support for them to
1549 drivers/media/video/v4l2-compat-ioctl32.c as well! */
1551 #ifdef __OLD_VIDIOC_
1552 /* for compatibility, will go away some day */
1553 #define VIDIOC_OVERLAY_OLD _IOWR('V', 14, int)
1554 #define VIDIOC_S_PARM_OLD _IOW('V', 22, struct v4l2_streamparm)
1555 #define VIDIOC_S_CTRL_OLD _IOW('V', 28, struct v4l2_control)
1556 #define VIDIOC_G_AUDIO_OLD _IOWR('V', 33, struct v4l2_audio)
1557 #define VIDIOC_G_AUDOUT_OLD _IOWR('V', 49, struct v4l2_audioout)
1558 #define VIDIOC_CROPCAP_OLD _IOR('V', 58, struct v4l2_cropcap)
1559 #endif
1561 #define BASE_VIDIOC_PRIVATE 192 /* 192-255 are private */
1563 #endif /* __LINUX_VIDEODEV2_H */