Version:  2.0.40 2.2.26 2.4.37 3.0 3.1 3.2 3.3 3.4 3.5 3.6 3.7 3.8 3.9 3.10 3.11 3.12 3.13 3.14 3.15 3.16

Linux/include/linux/videodev2.h

  1 /*
  2  *  Video for Linux Two header file
  3  *
  4  *  Copyright (C) 1999-2007 the contributors
  5  *
  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.
 10  *
 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.
 15  *
 16  *  Alternatively you can redistribute this file under the terms of the
 17  *  BSD license as stated below:
 18  *
 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.
 31  *
 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.
 43  *
 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
 48  *
 49  *      See http://linuxtv.org for more info
 50  *
 51  *      Author: Bill Dirks <bill@thedirks.org>
 52  *              Justin Schoeman
 53  *              Hans Verkuil <hverkuil@xs4all.nl>
 54  *              et al.
 55  */
 56 #ifndef __LINUX_VIDEODEV2_H
 57 #define __LINUX_VIDEODEV2_H
 58 
 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>
 67 
 68 /*
 69  * Common stuff for both V4L1 and V4L2
 70  * Moved from videodev.h
 71  */
 72 #define VIDEO_MAX_FRAME               32
 73 #define VIDEO_MAX_PLANES               8
 74 
 75 #ifndef __KERNEL__
 76 
 77 /* These defines are V4L1 specific and should not be used with the V4L2 API!
 78    They will be removed from this header in the future. */
 79 
 80 #define VID_TYPE_CAPTURE        1       /* Can capture */
 81 #define VID_TYPE_TUNER          2       /* Can tune */
 82 #define VID_TYPE_TELETEXT       4       /* Does teletext */
 83 #define VID_TYPE_OVERLAY        8       /* Overlay onto frame buffer */
 84 #define VID_TYPE_CHROMAKEY      16      /* Overlay by chromakey */
 85 #define VID_TYPE_CLIPPING       32      /* Can clip */
 86 #define VID_TYPE_FRAMERAM       64      /* Uses the frame buffer memory */
 87 #define VID_TYPE_SCALES         128     /* Scalable */
 88 #define VID_TYPE_MONOCHROME     256     /* Monochrome only */
 89 #define VID_TYPE_SUBCAPTURE     512     /* Can capture subareas of the image */
 90 #define VID_TYPE_MPEG_DECODER   1024    /* Can decode MPEG streams */
 91 #define VID_TYPE_MPEG_ENCODER   2048    /* Can encode MPEG streams */
 92 #define VID_TYPE_MJPEG_DECODER  4096    /* Can decode MJPEG streams */
 93 #define VID_TYPE_MJPEG_ENCODER  8192    /* Can encode MJPEG streams */
 94 #endif
 95 
 96 /*
 97  *      M I S C E L L A N E O U S
 98  */
 99 
100 /*  Four-character-code (FOURCC) */
101 #define v4l2_fourcc(a, b, c, d)\
102         ((__u32)(a) | ((__u32)(b) << 8) | ((__u32)(c) << 16) | ((__u32)(d) << 24))
103 
104 /*
105  *      E N U M S
106  */
107 enum v4l2_field {
108         V4L2_FIELD_ANY           = 0, /* driver can choose from none,
109                                          top, bottom, interlaced
110                                          depending on whatever it thinks
111                                          is approximate ... */
112         V4L2_FIELD_NONE          = 1, /* this device has no fields ... */
113         V4L2_FIELD_TOP           = 2, /* top field only */
114         V4L2_FIELD_BOTTOM        = 3, /* bottom field only */
115         V4L2_FIELD_INTERLACED    = 4, /* both fields interlaced */
116         V4L2_FIELD_SEQ_TB        = 5, /* both fields sequential into one
117                                          buffer, top-bottom order */
118         V4L2_FIELD_SEQ_BT        = 6, /* same as above + bottom-top order */
119         V4L2_FIELD_ALTERNATE     = 7, /* both fields alternating into
120                                          separate buffers */
121         V4L2_FIELD_INTERLACED_TB = 8, /* both fields interlaced, top field
122                                          first and the top field is
123                                          transmitted first */
124         V4L2_FIELD_INTERLACED_BT = 9, /* both fields interlaced, top field
125                                          first and the bottom field is
126                                          transmitted first */
127 };
128 #define V4L2_FIELD_HAS_TOP(field)       \
129         ((field) == V4L2_FIELD_TOP      ||\
130          (field) == V4L2_FIELD_INTERLACED ||\
131          (field) == V4L2_FIELD_INTERLACED_TB ||\
132          (field) == V4L2_FIELD_INTERLACED_BT ||\
133          (field) == V4L2_FIELD_SEQ_TB   ||\
134          (field) == V4L2_FIELD_SEQ_BT)
135 #define V4L2_FIELD_HAS_BOTTOM(field)    \
136         ((field) == V4L2_FIELD_BOTTOM   ||\
137          (field) == V4L2_FIELD_INTERLACED ||\
138          (field) == V4L2_FIELD_INTERLACED_TB ||\
139          (field) == V4L2_FIELD_INTERLACED_BT ||\
140          (field) == V4L2_FIELD_SEQ_TB   ||\
141          (field) == V4L2_FIELD_SEQ_BT)
142 #define V4L2_FIELD_HAS_BOTH(field)      \
143         ((field) == V4L2_FIELD_INTERLACED ||\
144          (field) == V4L2_FIELD_INTERLACED_TB ||\
145          (field) == V4L2_FIELD_INTERLACED_BT ||\
146          (field) == V4L2_FIELD_SEQ_TB ||\
147          (field) == V4L2_FIELD_SEQ_BT)
148 
149 enum v4l2_buf_type {
150         V4L2_BUF_TYPE_VIDEO_CAPTURE        = 1,
151         V4L2_BUF_TYPE_VIDEO_OUTPUT         = 2,
152         V4L2_BUF_TYPE_VIDEO_OVERLAY        = 3,
153         V4L2_BUF_TYPE_VBI_CAPTURE          = 4,
154         V4L2_BUF_TYPE_VBI_OUTPUT           = 5,
155         V4L2_BUF_TYPE_SLICED_VBI_CAPTURE   = 6,
156         V4L2_BUF_TYPE_SLICED_VBI_OUTPUT    = 7,
157 #if 1
158         /* Experimental */
159         V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY = 8,
160 #endif
161         V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE = 9,
162         V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE  = 10,
163         V4L2_BUF_TYPE_PRIVATE              = 0x80,
164 };
165 
166 #define V4L2_TYPE_IS_MULTIPLANAR(type)                  \
167         ((type) == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE   \
168          || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
169 
170 #define V4L2_TYPE_IS_OUTPUT(type)                               \
171         ((type) == V4L2_BUF_TYPE_VIDEO_OUTPUT                   \
172          || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE         \
173          || (type) == V4L2_BUF_TYPE_VIDEO_OVERLAY               \
174          || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY        \
175          || (type) == V4L2_BUF_TYPE_VBI_OUTPUT                  \
176          || (type) == V4L2_BUF_TYPE_SLICED_VBI_OUTPUT)
177 
178 enum v4l2_tuner_type {
179         V4L2_TUNER_RADIO             = 1,
180         V4L2_TUNER_ANALOG_TV         = 2,
181         V4L2_TUNER_DIGITAL_TV        = 3,
182 };
183 
184 enum v4l2_memory {
185         V4L2_MEMORY_MMAP             = 1,
186         V4L2_MEMORY_USERPTR          = 2,
187         V4L2_MEMORY_OVERLAY          = 3,
188 };
189 
190 /* see also http://vektor.theorem.ca/graphics/ycbcr/ */
191 enum v4l2_colorspace {
192         /* ITU-R 601 -- broadcast NTSC/PAL */
193         V4L2_COLORSPACE_SMPTE170M     = 1,
194 
195         /* 1125-Line (US) HDTV */
196         V4L2_COLORSPACE_SMPTE240M     = 2,
197 
198         /* HD and modern captures. */
199         V4L2_COLORSPACE_REC709        = 3,
200 
201         /* broken BT878 extents (601, luma range 16-253 instead of 16-235) */
202         V4L2_COLORSPACE_BT878         = 4,
203 
204         /* These should be useful.  Assume 601 extents. */
205         V4L2_COLORSPACE_470_SYSTEM_M  = 5,
206         V4L2_COLORSPACE_470_SYSTEM_BG = 6,
207 
208         /* I know there will be cameras that send this.  So, this is
209          * unspecified chromaticities and full 0-255 on each of the
210          * Y'CbCr components
211          */
212         V4L2_COLORSPACE_JPEG          = 7,
213 
214         /* For RGB colourspaces, this is probably a good start. */
215         V4L2_COLORSPACE_SRGB          = 8,
216 };
217 
218 enum v4l2_priority {
219         V4L2_PRIORITY_UNSET       = 0,  /* not initialized */
220         V4L2_PRIORITY_BACKGROUND  = 1,
221         V4L2_PRIORITY_INTERACTIVE = 2,
222         V4L2_PRIORITY_RECORD      = 3,
223         V4L2_PRIORITY_DEFAULT     = V4L2_PRIORITY_INTERACTIVE,
224 };
225 
226 struct v4l2_rect {
227         __s32   left;
228         __s32   top;
229         __s32   width;
230         __s32   height;
231 };
232 
233 struct v4l2_fract {
234         __u32   numerator;
235         __u32   denominator;
236 };
237 
238 /*
239  *      D R I V E R   C A P A B I L I T I E S
240  */
241 struct v4l2_capability {
242         __u8    driver[16];     /* i.e. "bttv" */
243         __u8    card[32];       /* i.e. "Hauppauge WinTV" */
244         __u8    bus_info[32];   /* "PCI:" + pci_name(pci_dev) */
245         __u32   version;        /* should use KERNEL_VERSION() */
246         __u32   capabilities;   /* Device capabilities */
247         __u32   reserved[4];
248 };
249 
250 /* Values for 'capabilities' field */
251 #define V4L2_CAP_VIDEO_CAPTURE          0x00000001  /* Is a video capture device */
252 #define V4L2_CAP_VIDEO_OUTPUT           0x00000002  /* Is a video output device */
253 #define V4L2_CAP_VIDEO_OVERLAY          0x00000004  /* Can do video overlay */
254 #define V4L2_CAP_VBI_CAPTURE            0x00000010  /* Is a raw VBI capture device */
255 #define V4L2_CAP_VBI_OUTPUT             0x00000020  /* Is a raw VBI output device */
256 #define V4L2_CAP_SLICED_VBI_CAPTURE     0x00000040  /* Is a sliced VBI capture device */
257 #define V4L2_CAP_SLICED_VBI_OUTPUT      0x00000080  /* Is a sliced VBI output device */
258 #define V4L2_CAP_RDS_CAPTURE            0x00000100  /* RDS data capture */
259 #define V4L2_CAP_VIDEO_OUTPUT_OVERLAY   0x00000200  /* Can do video output overlay */
260 #define V4L2_CAP_HW_FREQ_SEEK           0x00000400  /* Can do hardware frequency seek  */
261 #define V4L2_CAP_RDS_OUTPUT             0x00000800  /* Is an RDS encoder */
262 
263 /* Is a video capture device that supports multiplanar formats */
264 #define V4L2_CAP_VIDEO_CAPTURE_MPLANE   0x00001000
265 /* Is a video output device that supports multiplanar formats */
266 #define V4L2_CAP_VIDEO_OUTPUT_MPLANE    0x00002000
267 
268 #define V4L2_CAP_TUNER                  0x00010000  /* has a tuner */
269 #define V4L2_CAP_AUDIO                  0x00020000  /* has audio support */
270 #define V4L2_CAP_RADIO                  0x00040000  /* is a radio device */
271 #define V4L2_CAP_MODULATOR              0x00080000  /* has a modulator */
272 
273 #define V4L2_CAP_READWRITE              0x01000000  /* read/write systemcalls */
274 #define V4L2_CAP_ASYNCIO                0x02000000  /* async I/O */
275 #define V4L2_CAP_STREAMING              0x04000000  /* streaming I/O ioctls */
276 
277 /*
278  *      V I D E O   I M A G E   F O R M A T
279  */
280 struct v4l2_pix_format {
281         __u32                   width;
282         __u32                   height;
283         __u32                   pixelformat;
284         enum v4l2_field         field;
285         __u32                   bytesperline;   /* for padding, zero if unused */
286         __u32                   sizeimage;
287         enum v4l2_colorspace    colorspace;
288         __u32                   priv;           /* private data, depends on pixelformat */
289 };
290 
291 /*      Pixel format         FOURCC                          depth  Description  */
292 
293 /* RGB formats */
294 #define V4L2_PIX_FMT_RGB332  v4l2_fourcc('R', 'G', 'B', '1') /*  8  RGB-3-3-2     */
295 #define V4L2_PIX_FMT_RGB444  v4l2_fourcc('R', '4', '4', '4') /* 16  xxxxrrrr ggggbbbb */
296 #define V4L2_PIX_FMT_RGB555  v4l2_fourcc('R', 'G', 'B', 'O') /* 16  RGB-5-5-5     */
297 #define V4L2_PIX_FMT_RGB565  v4l2_fourcc('R', 'G', 'B', 'P') /* 16  RGB-5-6-5     */
298 #define V4L2_PIX_FMT_RGB555X v4l2_fourcc('R', 'G', 'B', 'Q') /* 16  RGB-5-5-5 BE  */
299 #define V4L2_PIX_FMT_RGB565X v4l2_fourcc('R', 'G', 'B', 'R') /* 16  RGB-5-6-5 BE  */
300 #define V4L2_PIX_FMT_BGR666  v4l2_fourcc('B', 'G', 'R', 'H') /* 18  BGR-6-6-6     */
301 #define V4L2_PIX_FMT_BGR24   v4l2_fourcc('B', 'G', 'R', '3') /* 24  BGR-8-8-8     */
302 #define V4L2_PIX_FMT_RGB24   v4l2_fourcc('R', 'G', 'B', '3') /* 24  RGB-8-8-8     */
303 #define V4L2_PIX_FMT_BGR32   v4l2_fourcc('B', 'G', 'R', '4') /* 32  BGR-8-8-8-8   */
304 #define V4L2_PIX_FMT_RGB32   v4l2_fourcc('R', 'G', 'B', '4') /* 32  RGB-8-8-8-8   */
305 
306 /* Grey formats */
307 #define V4L2_PIX_FMT_GREY    v4l2_fourcc('G', 'R', 'E', 'Y') /*  8  Greyscale     */
308 #define V4L2_PIX_FMT_Y4      v4l2_fourcc('Y', '', '4', ' ') /*  4  Greyscale     */
309 #define V4L2_PIX_FMT_Y6      v4l2_fourcc('Y', '', '6', ' ') /*  6  Greyscale     */
310 #define V4L2_PIX_FMT_Y10     v4l2_fourcc('Y', '1', '', ' ') /* 10  Greyscale     */
311 #define V4L2_PIX_FMT_Y12     v4l2_fourcc('Y', '1', '2', ' ') /* 12  Greyscale     */
312 #define V4L2_PIX_FMT_Y16     v4l2_fourcc('Y', '1', '6', ' ') /* 16  Greyscale     */
313 
314 /* Grey bit-packed formats */
315 #define V4L2_PIX_FMT_Y10BPACK    v4l2_fourcc('Y', '1', '', 'B') /* 10  Greyscale bit-packed */
316 
317 /* Palette formats */
318 #define V4L2_PIX_FMT_PAL8    v4l2_fourcc('P', 'A', 'L', '8') /*  8  8-bit palette */
319 
320 /* Luminance+Chrominance formats */
321 #define V4L2_PIX_FMT_YVU410  v4l2_fourcc('Y', 'V', 'U', '9') /*  9  YVU 4:1:0     */
322 #define V4L2_PIX_FMT_YVU420  v4l2_fourcc('Y', 'V', '1', '2') /* 12  YVU 4:2:0     */
323 #define V4L2_PIX_FMT_YUYV    v4l2_fourcc('Y', 'U', 'Y', 'V') /* 16  YUV 4:2:2     */
324 #define V4L2_PIX_FMT_YYUV    v4l2_fourcc('Y', 'Y', 'U', 'V') /* 16  YUV 4:2:2     */
325 #define V4L2_PIX_FMT_YVYU    v4l2_fourcc('Y', 'V', 'Y', 'U') /* 16 YVU 4:2:2 */
326 #define V4L2_PIX_FMT_UYVY    v4l2_fourcc('U', 'Y', 'V', 'Y') /* 16  YUV 4:2:2     */
327 #define V4L2_PIX_FMT_VYUY    v4l2_fourcc('V', 'Y', 'U', 'Y') /* 16  YUV 4:2:2     */
328 #define V4L2_PIX_FMT_YUV422P v4l2_fourcc('4', '2', '2', 'P') /* 16  YVU422 planar */
329 #define V4L2_PIX_FMT_YUV411P v4l2_fourcc('4', '1', '1', 'P') /* 16  YVU411 planar */
330 #define V4L2_PIX_FMT_Y41P    v4l2_fourcc('Y', '4', '1', 'P') /* 12  YUV 4:1:1     */
331 #define V4L2_PIX_FMT_YUV444  v4l2_fourcc('Y', '4', '4', '4') /* 16  xxxxyyyy uuuuvvvv */
332 #define V4L2_PIX_FMT_YUV555  v4l2_fourcc('Y', 'U', 'V', 'O') /* 16  YUV-5-5-5     */
333 #define V4L2_PIX_FMT_YUV565  v4l2_fourcc('Y', 'U', 'V', 'P') /* 16  YUV-5-6-5     */
334 #define V4L2_PIX_FMT_YUV32   v4l2_fourcc('Y', 'U', 'V', '4') /* 32  YUV-8-8-8-8   */
335 #define V4L2_PIX_FMT_YUV410  v4l2_fourcc('Y', 'U', 'V', '9') /*  9  YUV 4:1:0     */
336 #define V4L2_PIX_FMT_YUV420  v4l2_fourcc('Y', 'U', '1', '2') /* 12  YUV 4:2:0     */
337 #define V4L2_PIX_FMT_HI240   v4l2_fourcc('H', 'I', '2', '4') /*  8  8-bit color   */
338 #define V4L2_PIX_FMT_HM12    v4l2_fourcc('H', 'M', '1', '2') /*  8  YUV 4:2:0 16x16 macroblocks */
339 #define V4L2_PIX_FMT_M420    v4l2_fourcc('M', '4', '2', '') /* 12  YUV 4:2:0 2 lines y, 1 line uv interleaved */
340 
341 /* two planes -- one Y, one Cr + Cb interleaved  */
342 #define V4L2_PIX_FMT_NV12    v4l2_fourcc('N', 'V', '1', '2') /* 12  Y/CbCr 4:2:0  */
343 #define V4L2_PIX_FMT_NV21    v4l2_fourcc('N', 'V', '2', '1') /* 12  Y/CrCb 4:2:0  */
344 #define V4L2_PIX_FMT_NV16    v4l2_fourcc('N', 'V', '1', '6') /* 16  Y/CbCr 4:2:2  */
345 #define V4L2_PIX_FMT_NV61    v4l2_fourcc('N', 'V', '6', '1') /* 16  Y/CrCb 4:2:2  */
346 
347 /* two non contiguous planes - one Y, one Cr + Cb interleaved  */
348 #define V4L2_PIX_FMT_NV12M   v4l2_fourcc('N', 'M', '1', '2') /* 12  Y/CbCr 4:2:0  */
349 #define V4L2_PIX_FMT_NV12MT  v4l2_fourcc('T', 'M', '1', '2') /* 12  Y/CbCr 4:2:0 64x32 macroblocks */
350 
351 /* three non contiguous planes - Y, Cb, Cr */
352 #define V4L2_PIX_FMT_YUV420M v4l2_fourcc('Y', 'M', '1', '2') /* 12  YUV420 planar */
353 
354 /* Bayer formats - see http://www.siliconimaging.com/RGB%20Bayer.htm */
355 #define V4L2_PIX_FMT_SBGGR8  v4l2_fourcc('B', 'A', '8', '1') /*  8  BGBG.. GRGR.. */
356 #define V4L2_PIX_FMT_SGBRG8  v4l2_fourcc('G', 'B', 'R', 'G') /*  8  GBGB.. RGRG.. */
357 #define V4L2_PIX_FMT_SGRBG8  v4l2_fourcc('G', 'R', 'B', 'G') /*  8  GRGR.. BGBG.. */
358 #define V4L2_PIX_FMT_SRGGB8  v4l2_fourcc('R', 'G', 'G', 'B') /*  8  RGRG.. GBGB.. */
359 #define V4L2_PIX_FMT_SBGGR10 v4l2_fourcc('B', 'G', '1', '') /* 10  BGBG.. GRGR.. */
360 #define V4L2_PIX_FMT_SGBRG10 v4l2_fourcc('G', 'B', '1', '') /* 10  GBGB.. RGRG.. */
361 #define V4L2_PIX_FMT_SGRBG10 v4l2_fourcc('B', 'A', '1', '') /* 10  GRGR.. BGBG.. */
362 #define V4L2_PIX_FMT_SRGGB10 v4l2_fourcc('R', 'G', '1', '') /* 10  RGRG.. GBGB.. */
363 #define V4L2_PIX_FMT_SBGGR12 v4l2_fourcc('B', 'G', '1', '2') /* 12  BGBG.. GRGR.. */
364 #define V4L2_PIX_FMT_SGBRG12 v4l2_fourcc('G', 'B', '1', '2') /* 12  GBGB.. RGRG.. */
365 #define V4L2_PIX_FMT_SGRBG12 v4l2_fourcc('B', 'A', '1', '2') /* 12  GRGR.. BGBG.. */
366 #define V4L2_PIX_FMT_SRGGB12 v4l2_fourcc('R', 'G', '1', '2') /* 12  RGRG.. GBGB.. */
367         /* 10bit raw bayer DPCM compressed to 8 bits */
368 #define V4L2_PIX_FMT_SGRBG10DPCM8 v4l2_fourcc('B', 'D', '1', '')
369         /*
370          * 10bit raw bayer, expanded to 16 bits
371          * xxxxrrrrrrrrrrxxxxgggggggggg xxxxggggggggggxxxxbbbbbbbbbb...
372          */
373 #define V4L2_PIX_FMT_SBGGR16 v4l2_fourcc('B', 'Y', 'R', '2') /* 16  BGBG.. GRGR.. */
374 
375 /* compressed formats */
376 #define V4L2_PIX_FMT_MJPEG    v4l2_fourcc('M', 'J', 'P', 'G') /* Motion-JPEG   */
377 #define V4L2_PIX_FMT_JPEG     v4l2_fourcc('J', 'P', 'E', 'G') /* JFIF JPEG     */
378 #define V4L2_PIX_FMT_DV       v4l2_fourcc('d', 'v', 's', 'd') /* 1394          */
379 #define V4L2_PIX_FMT_MPEG     v4l2_fourcc('M', 'P', 'E', 'G') /* MPEG-1/2/4    */
380 
381 /*  Vendor-specific formats   */
382 #define V4L2_PIX_FMT_CPIA1    v4l2_fourcc('C', 'P', 'I', 'A') /* cpia1 YUV */
383 #define V4L2_PIX_FMT_WNVA     v4l2_fourcc('W', 'N', 'V', 'A') /* Winnov hw compress */
384 #define V4L2_PIX_FMT_SN9C10X  v4l2_fourcc('S', '9', '1', '') /* SN9C10x compression */
385 #define V4L2_PIX_FMT_SN9C20X_I420 v4l2_fourcc('S', '9', '2', '') /* SN9C20x YUV 4:2:0 */
386 #define V4L2_PIX_FMT_PWC1     v4l2_fourcc('P', 'W', 'C', '1') /* pwc older webcam */
387 #define V4L2_PIX_FMT_PWC2     v4l2_fourcc('P', 'W', 'C', '2') /* pwc newer webcam */
388 #define V4L2_PIX_FMT_ET61X251 v4l2_fourcc('E', '6', '2', '5') /* ET61X251 compression */
389 #define V4L2_PIX_FMT_SPCA501  v4l2_fourcc('S', '5', '', '1') /* YUYV per line */
390 #define V4L2_PIX_FMT_SPCA505  v4l2_fourcc('S', '5', '', '5') /* YYUV per line */
391 #define V4L2_PIX_FMT_SPCA508  v4l2_fourcc('S', '5', '', '8') /* YUVY per line */
392 #define V4L2_PIX_FMT_SPCA561  v4l2_fourcc('S', '5', '6', '1') /* compressed GBRG bayer */
393 #define V4L2_PIX_FMT_PAC207   v4l2_fourcc('P', '2', '', '7') /* compressed BGGR bayer */
394 #define V4L2_PIX_FMT_MR97310A v4l2_fourcc('M', '3', '1', '') /* compressed BGGR bayer */
395 #define V4L2_PIX_FMT_SN9C2028 v4l2_fourcc('S', 'O', 'N', 'X') /* compressed GBRG bayer */
396 #define V4L2_PIX_FMT_SQ905C   v4l2_fourcc('9', '', '5', 'C') /* compressed RGGB bayer */
397 #define V4L2_PIX_FMT_PJPG     v4l2_fourcc('P', 'J', 'P', 'G') /* Pixart 73xx JPEG */
398 #define V4L2_PIX_FMT_OV511    v4l2_fourcc('O', '5', '1', '1') /* ov511 JPEG */
399 #define V4L2_PIX_FMT_OV518    v4l2_fourcc('O', '5', '1', '8') /* ov518 JPEG */
400 #define V4L2_PIX_FMT_STV0680  v4l2_fourcc('S', '6', '8', '') /* stv0680 bayer */
401 #define V4L2_PIX_FMT_TM6000   v4l2_fourcc('T', 'M', '6', '') /* tm5600/tm60x0 */
402 #define V4L2_PIX_FMT_CIT_YYVYUY v4l2_fourcc('C', 'I', 'T', 'V') /* one line of Y then 1 line of VYUY */
403 #define V4L2_PIX_FMT_KONICA420  v4l2_fourcc('K', 'O', 'N', 'I') /* YUV420 planar in blocks of 256 pixels */
404 #define V4L2_PIX_FMT_JPGL       v4l2_fourcc('J', 'P', 'G', 'L') /* JPEG-Lite */
405 
406 /*
407  *      F O R M A T   E N U M E R A T I O N
408  */
409 struct v4l2_fmtdesc {
410         __u32               index;             /* Format number      */
411         enum v4l2_buf_type  type;              /* buffer type        */
412         __u32               flags;
413         __u8                description[32];   /* Description string */
414         __u32               pixelformat;       /* Format fourcc      */
415         __u32               reserved[4];
416 };
417 
418 #define V4L2_FMT_FLAG_COMPRESSED 0x0001
419 #define V4L2_FMT_FLAG_EMULATED   0x0002
420 
421 #if 1
422         /* Experimental Frame Size and frame rate enumeration */
423 /*
424  *      F R A M E   S I Z E   E N U M E R A T I O N
425  */
426 enum v4l2_frmsizetypes {
427         V4L2_FRMSIZE_TYPE_DISCRETE      = 1,
428         V4L2_FRMSIZE_TYPE_CONTINUOUS    = 2,
429         V4L2_FRMSIZE_TYPE_STEPWISE      = 3,
430 };
431 
432 struct v4l2_frmsize_discrete {
433         __u32                   width;          /* Frame width [pixel] */
434         __u32                   height;         /* Frame height [pixel] */
435 };
436 
437 struct v4l2_frmsize_stepwise {
438         __u32                   min_width;      /* Minimum frame width [pixel] */
439         __u32                   max_width;      /* Maximum frame width [pixel] */
440         __u32                   step_width;     /* Frame width step size [pixel] */
441         __u32                   min_height;     /* Minimum frame height [pixel] */
442         __u32                   max_height;     /* Maximum frame height [pixel] */
443         __u32                   step_height;    /* Frame height step size [pixel] */
444 };
445 
446 struct v4l2_frmsizeenum {
447         __u32                   index;          /* Frame size number */
448         __u32                   pixel_format;   /* Pixel format */
449         __u32                   type;           /* Frame size type the device supports. */
450 
451         union {                                 /* Frame size */
452                 struct v4l2_frmsize_discrete    discrete;
453                 struct v4l2_frmsize_stepwise    stepwise;
454         };
455 
456         __u32   reserved[2];                    /* Reserved space for future use */
457 };
458 
459 /*
460  *      F R A M E   R A T E   E N U M E R A T I O N
461  */
462 enum v4l2_frmivaltypes {
463         V4L2_FRMIVAL_TYPE_DISCRETE      = 1,
464         V4L2_FRMIVAL_TYPE_CONTINUOUS    = 2,
465         V4L2_FRMIVAL_TYPE_STEPWISE      = 3,
466 };
467 
468 struct v4l2_frmival_stepwise {
469         struct v4l2_fract       min;            /* Minimum frame interval [s] */
470         struct v4l2_fract       max;            /* Maximum frame interval [s] */
471         struct v4l2_fract       step;           /* Frame interval step size [s] */
472 };
473 
474 struct v4l2_frmivalenum {
475         __u32                   index;          /* Frame format index */
476         __u32                   pixel_format;   /* Pixel format */
477         __u32                   width;          /* Frame width */
478         __u32                   height;         /* Frame height */
479         __u32                   type;           /* Frame interval type the device supports. */
480 
481         union {                                 /* Frame interval */
482                 struct v4l2_fract               discrete;
483                 struct v4l2_frmival_stepwise    stepwise;
484         };
485 
486         __u32   reserved[2];                    /* Reserved space for future use */
487 };
488 #endif
489 
490 /*
491  *      T I M E C O D E
492  */
493 struct v4l2_timecode {
494         __u32   type;
495         __u32   flags;
496         __u8    frames;
497         __u8    seconds;
498         __u8    minutes;
499         __u8    hours;
500         __u8    userbits[4];
501 };
502 
503 /*  Type  */
504 #define V4L2_TC_TYPE_24FPS              1
505 #define V4L2_TC_TYPE_25FPS              2
506 #define V4L2_TC_TYPE_30FPS              3
507 #define V4L2_TC_TYPE_50FPS              4
508 #define V4L2_TC_TYPE_60FPS              5
509 
510 /*  Flags  */
511 #define V4L2_TC_FLAG_DROPFRAME          0x0001 /* "drop-frame" mode */
512 #define V4L2_TC_FLAG_COLORFRAME         0x0002
513 #define V4L2_TC_USERBITS_field          0x000C
514 #define V4L2_TC_USERBITS_USERDEFINED    0x0000
515 #define V4L2_TC_USERBITS_8BITCHARS      0x0008
516 /* The above is based on SMPTE timecodes */
517 
518 struct v4l2_jpegcompression {
519         int quality;
520 
521         int  APPn;              /* Number of APP segment to be written,
522                                  * must be 0..15 */
523         int  APP_len;           /* Length of data in JPEG APPn segment */
524         char APP_data[60];      /* Data in the JPEG APPn segment. */
525 
526         int  COM_len;           /* Length of data in JPEG COM segment */
527         char COM_data[60];      /* Data in JPEG COM segment */
528 
529         __u32 jpeg_markers;     /* Which markers should go into the JPEG
530                                  * output. Unless you exactly know what
531                                  * you do, leave them untouched.
532                                  * Inluding less markers will make the
533                                  * resulting code smaller, but there will
534                                  * be fewer applications which can read it.
535                                  * The presence of the APP and COM marker
536                                  * is influenced by APP_len and COM_len
537                                  * ONLY, not by this property! */
538 
539 #define V4L2_JPEG_MARKER_DHT (1<<3)    /* Define Huffman Tables */
540 #define V4L2_JPEG_MARKER_DQT (1<<4)    /* Define Quantization Tables */
541 #define V4L2_JPEG_MARKER_DRI (1<<5)    /* Define Restart Interval */
542 #define V4L2_JPEG_MARKER_COM (1<<6)    /* Comment segment */
543 #define V4L2_JPEG_MARKER_APP (1<<7)    /* App segment, driver will
544                                         * allways use APP0 */
545 };
546 
547 /*
548  *      M E M O R Y - M A P P I N G   B U F F E R S
549  */
550 struct v4l2_requestbuffers {
551         __u32                   count;
552         enum v4l2_buf_type      type;
553         enum v4l2_memory        memory;
554         __u32                   reserved[2];
555 };
556 
557 /**
558  * struct v4l2_plane - plane info for multi-planar buffers
559  * @bytesused:          number of bytes occupied by data in the plane (payload)
560  * @length:             size of this plane (NOT the payload) in bytes
561  * @mem_offset:         when memory in the associated struct v4l2_buffer is
562  *                      V4L2_MEMORY_MMAP, equals the offset from the start of
563  *                      the device memory for this plane (or is a "cookie" that
564  *                      should be passed to mmap() called on the video node)
565  * @userptr:            when memory is V4L2_MEMORY_USERPTR, a userspace pointer
566  *                      pointing to this plane
567  * @data_offset:        offset in the plane to the start of data; usually 0,
568  *                      unless there is a header in front of the data
569  *
570  * Multi-planar buffers consist of one or more planes, e.g. an YCbCr buffer
571  * with two planes can have one plane for Y, and another for interleaved CbCr
572  * components. Each plane can reside in a separate memory buffer, or even in
573  * a completely separate memory node (e.g. in embedded devices).
574  */
575 struct v4l2_plane {
576         __u32                   bytesused;
577         __u32                   length;
578         union {
579                 __u32           mem_offset;
580                 unsigned long   userptr;
581         } m;
582         __u32                   data_offset;
583         __u32                   reserved[11];
584 };
585 
586 /**
587  * struct v4l2_buffer - video buffer info
588  * @index:      id number of the buffer
589  * @type:       buffer type (type == *_MPLANE for multiplanar buffers)
590  * @bytesused:  number of bytes occupied by data in the buffer (payload);
591  *              unused (set to 0) for multiplanar buffers
592  * @flags:      buffer informational flags
593  * @field:      field order of the image in the buffer
594  * @timestamp:  frame timestamp
595  * @timecode:   frame timecode
596  * @sequence:   sequence count of this frame
597  * @memory:     the method, in which the actual video data is passed
598  * @offset:     for non-multiplanar buffers with memory == V4L2_MEMORY_MMAP;
599  *              offset from the start of the device memory for this plane,
600  *              (or a "cookie" that should be passed to mmap() as offset)
601  * @userptr:    for non-multiplanar buffers with memory == V4L2_MEMORY_USERPTR;
602  *              a userspace pointer pointing to this buffer
603  * @planes:     for multiplanar buffers; userspace pointer to the array of plane
604  *              info structs for this buffer
605  * @length:     size in bytes of the buffer (NOT its payload) for single-plane
606  *              buffers (when type != *_MPLANE); number of elements in the
607  *              planes array for multi-plane buffers
608  * @input:      input number from which the video data has has been captured
609  *
610  * Contains data exchanged by application and driver using one of the Streaming
611  * I/O methods.
612  */
613 struct v4l2_buffer {
614         __u32                   index;
615         enum v4l2_buf_type      type;
616         __u32                   bytesused;
617         __u32                   flags;
618         enum v4l2_field         field;
619         struct timeval          timestamp;
620         struct v4l2_timecode    timecode;
621         __u32                   sequence;
622 
623         /* memory location */
624         enum v4l2_memory        memory;
625         union {
626                 __u32           offset;
627                 unsigned long   userptr;
628                 struct v4l2_plane *planes;
629         } m;
630         __u32                   length;
631         __u32                   input;
632         __u32                   reserved;
633 };
634 
635 /*  Flags for 'flags' field */
636 #define V4L2_BUF_FLAG_MAPPED    0x0001  /* Buffer is mapped (flag) */
637 #define V4L2_BUF_FLAG_QUEUED    0x0002  /* Buffer is queued for processing */
638 #define V4L2_BUF_FLAG_DONE      0x0004  /* Buffer is ready */
639 #define V4L2_BUF_FLAG_KEYFRAME  0x0008  /* Image is a keyframe (I-frame) */
640 #define V4L2_BUF_FLAG_PFRAME    0x0010  /* Image is a P-frame */
641 #define V4L2_BUF_FLAG_BFRAME    0x0020  /* Image is a B-frame */
642 /* Buffer is ready, but the data contained within is corrupted. */
643 #define V4L2_BUF_FLAG_ERROR     0x0040
644 #define V4L2_BUF_FLAG_TIMECODE  0x0100  /* timecode field is valid */
645 #define V4L2_BUF_FLAG_INPUT     0x0200  /* input field is valid */
646 
647 /*
648  *      O V E R L A Y   P R E V I E W
649  */
650 struct v4l2_framebuffer {
651         __u32                   capability;
652         __u32                   flags;
653 /* FIXME: in theory we should pass something like PCI device + memory
654  * region + offset instead of some physical address */
655         void                    *base;
656         struct v4l2_pix_format  fmt;
657 };
658 /*  Flags for the 'capability' field. Read only */
659 #define V4L2_FBUF_CAP_EXTERNOVERLAY     0x0001
660 #define V4L2_FBUF_CAP_CHROMAKEY         0x0002
661 #define V4L2_FBUF_CAP_LIST_CLIPPING     0x0004
662 #define V4L2_FBUF_CAP_BITMAP_CLIPPING   0x0008
663 #define V4L2_FBUF_CAP_LOCAL_ALPHA       0x0010
664 #define V4L2_FBUF_CAP_GLOBAL_ALPHA      0x0020
665 #define V4L2_FBUF_CAP_LOCAL_INV_ALPHA   0x0040
666 #define V4L2_FBUF_CAP_SRC_CHROMAKEY     0x0080
667 /*  Flags for the 'flags' field. */
668 #define V4L2_FBUF_FLAG_PRIMARY          0x0001
669 #define V4L2_FBUF_FLAG_OVERLAY          0x0002
670 #define V4L2_FBUF_FLAG_CHROMAKEY        0x0004
671 #define V4L2_FBUF_FLAG_LOCAL_ALPHA      0x0008
672 #define V4L2_FBUF_FLAG_GLOBAL_ALPHA     0x0010
673 #define V4L2_FBUF_FLAG_LOCAL_INV_ALPHA  0x0020
674 #define V4L2_FBUF_FLAG_SRC_CHROMAKEY    0x0040
675 
676 struct v4l2_clip {
677         struct v4l2_rect        c;
678         struct v4l2_clip        __user *next;
679 };
680 
681 struct v4l2_window {
682         struct v4l2_rect        w;
683         enum v4l2_field         field;
684         __u32                   chromakey;
685         struct v4l2_clip        __user *clips;
686         __u32                   clipcount;
687         void                    __user *bitmap;
688         __u8                    global_alpha;
689 };
690 
691 /*
692  *      C A P T U R E   P A R A M E T E R S
693  */
694 struct v4l2_captureparm {
695         __u32              capability;    /*  Supported modes */
696         __u32              capturemode;   /*  Current mode */
697         struct v4l2_fract  timeperframe;  /*  Time per frame in .1us units */
698         __u32              extendedmode;  /*  Driver-specific extensions */
699         __u32              readbuffers;   /*  # of buffers for read */
700         __u32              reserved[4];
701 };
702 
703 /*  Flags for 'capability' and 'capturemode' fields */
704 #define V4L2_MODE_HIGHQUALITY   0x0001  /*  High quality imaging mode */
705 #define V4L2_CAP_TIMEPERFRAME   0x1000  /*  timeperframe field is supported */
706 
707 struct v4l2_outputparm {
708         __u32              capability;   /*  Supported modes */
709         __u32              outputmode;   /*  Current mode */
710         struct v4l2_fract  timeperframe; /*  Time per frame in seconds */
711         __u32              extendedmode; /*  Driver-specific extensions */
712         __u32              writebuffers; /*  # of buffers for write */
713         __u32              reserved[4];
714 };
715 
716 /*
717  *      I N P U T   I M A G E   C R O P P I N G
718  */
719 struct v4l2_cropcap {
720         enum v4l2_buf_type      type;
721         struct v4l2_rect        bounds;
722         struct v4l2_rect        defrect;
723         struct v4l2_fract       pixelaspect;
724 };
725 
726 struct v4l2_crop {
727         enum v4l2_buf_type      type;
728         struct v4l2_rect        c;
729 };
730 
731 /*
732  *      A N A L O G   V I D E O   S T A N D A R D
733  */
734 
735 typedef __u64 v4l2_std_id;
736 
737 /* one bit for each */
738 #define V4L2_STD_PAL_B          ((v4l2_std_id)0x00000001)
739 #define V4L2_STD_PAL_B1         ((v4l2_std_id)0x00000002)
740 #define V4L2_STD_PAL_G          ((v4l2_std_id)0x00000004)
741 #define V4L2_STD_PAL_H          ((v4l2_std_id)0x00000008)
742 #define V4L2_STD_PAL_I          ((v4l2_std_id)0x00000010)
743 #define V4L2_STD_PAL_D          ((v4l2_std_id)0x00000020)
744 #define V4L2_STD_PAL_D1         ((v4l2_std_id)0x00000040)
745 #define V4L2_STD_PAL_K          ((v4l2_std_id)0x00000080)
746 
747 #define V4L2_STD_PAL_M          ((v4l2_std_id)0x00000100)
748 #define V4L2_STD_PAL_N          ((v4l2_std_id)0x00000200)
749 #define V4L2_STD_PAL_Nc         ((v4l2_std_id)0x00000400)
750 #define V4L2_STD_PAL_60         ((v4l2_std_id)0x00000800)
751 
752 #define V4L2_STD_NTSC_M         ((v4l2_std_id)0x00001000)
753 #define V4L2_STD_NTSC_M_JP      ((v4l2_std_id)0x00002000)
754 #define V4L2_STD_NTSC_443       ((v4l2_std_id)0x00004000)
755 #define V4L2_STD_NTSC_M_KR      ((v4l2_std_id)0x00008000)
756 
757 #define V4L2_STD_SECAM_B        ((v4l2_std_id)0x00010000)
758 #define V4L2_STD_SECAM_D        ((v4l2_std_id)0x00020000)
759 #define V4L2_STD_SECAM_G        ((v4l2_std_id)0x00040000)
760 #define V4L2_STD_SECAM_H        ((v4l2_std_id)0x00080000)
761 #define V4L2_STD_SECAM_K        ((v4l2_std_id)0x00100000)
762 #define V4L2_STD_SECAM_K1       ((v4l2_std_id)0x00200000)
763 #define V4L2_STD_SECAM_L        ((v4l2_std_id)0x00400000)
764 #define V4L2_STD_SECAM_LC       ((v4l2_std_id)0x00800000)
765 
766 /* ATSC/HDTV */
767 #define V4L2_STD_ATSC_8_VSB     ((v4l2_std_id)0x01000000)
768 #define V4L2_STD_ATSC_16_VSB    ((v4l2_std_id)0x02000000)
769 
770 /* FIXME:
771    Although std_id is 64 bits, there is an issue on PPC32 architecture that
772    makes switch(__u64) to break. So, there's a hack on v4l2-common.c rounding
773    this value to 32 bits.
774    As, currently, the max value is for V4L2_STD_ATSC_16_VSB (30 bits wide),
775    it should work fine. However, if needed to add more than two standards,
776    v4l2-common.c should be fixed.
777  */
778 
779 /* some merged standards */
780 #define V4L2_STD_MN     (V4L2_STD_PAL_M|V4L2_STD_PAL_N|V4L2_STD_PAL_Nc|V4L2_STD_NTSC)
781 #define V4L2_STD_B      (V4L2_STD_PAL_B|V4L2_STD_PAL_B1|V4L2_STD_SECAM_B)
782 #define V4L2_STD_GH     (V4L2_STD_PAL_G|V4L2_STD_PAL_H|V4L2_STD_SECAM_G|V4L2_STD_SECAM_H)
783 #define V4L2_STD_DK     (V4L2_STD_PAL_DK|V4L2_STD_SECAM_DK)
784 
785 /* some common needed stuff */
786 #define V4L2_STD_PAL_BG         (V4L2_STD_PAL_B         |\
787                                  V4L2_STD_PAL_B1        |\
788                                  V4L2_STD_PAL_G)
789 #define V4L2_STD_PAL_DK         (V4L2_STD_PAL_D         |\
790                                  V4L2_STD_PAL_D1        |\
791                                  V4L2_STD_PAL_K)
792 #define V4L2_STD_PAL            (V4L2_STD_PAL_BG        |\
793                                  V4L2_STD_PAL_DK        |\
794                                  V4L2_STD_PAL_H         |\
795                                  V4L2_STD_PAL_I)
796 #define V4L2_STD_NTSC           (V4L2_STD_NTSC_M        |\
797                                  V4L2_STD_NTSC_M_JP     |\
798                                  V4L2_STD_NTSC_M_KR)
799 #define V4L2_STD_SECAM_DK       (V4L2_STD_SECAM_D       |\
800                                  V4L2_STD_SECAM_K       |\
801                                  V4L2_STD_SECAM_K1)
802 #define V4L2_STD_SECAM          (V4L2_STD_SECAM_B       |\
803                                  V4L2_STD_SECAM_G       |\
804                                  V4L2_STD_SECAM_H       |\
805                                  V4L2_STD_SECAM_DK      |\
806                                  V4L2_STD_SECAM_L       |\
807                                  V4L2_STD_SECAM_LC)
808 
809 #define V4L2_STD_525_60         (V4L2_STD_PAL_M         |\
810                                  V4L2_STD_PAL_60        |\
811                                  V4L2_STD_NTSC          |\
812                                  V4L2_STD_NTSC_443)
813 #define V4L2_STD_625_50         (V4L2_STD_PAL           |\
814                                  V4L2_STD_PAL_N         |\
815                                  V4L2_STD_PAL_Nc        |\
816                                  V4L2_STD_SECAM)
817 #define V4L2_STD_ATSC           (V4L2_STD_ATSC_8_VSB    |\
818                                  V4L2_STD_ATSC_16_VSB)
819 
820 #define V4L2_STD_UNKNOWN        0
821 #define V4L2_STD_ALL            (V4L2_STD_525_60        |\
822                                  V4L2_STD_625_50)
823 
824 struct v4l2_standard {
825         __u32                index;
826         v4l2_std_id          id;
827         __u8                 name[24];
828         struct v4l2_fract    frameperiod; /* Frames, not fields */
829         __u32                framelines;
830         __u32                reserved[4];
831 };
832 
833 /*
834  *      V I D E O       T I M I N G S   D V     P R E S E T
835  */
836 struct v4l2_dv_preset {
837         __u32   preset;
838         __u32   reserved[4];
839 };
840 
841 /*
842  *      D V     P R E S E T S   E N U M E R A T I O N
843  */
844 struct v4l2_dv_enum_preset {
845         __u32   index;
846         __u32   preset;
847         __u8    name[32]; /* Name of the preset timing */
848         __u32   width;
849         __u32   height;
850         __u32   reserved[4];
851 };
852 
853 /*
854  *      D V     P R E S E T     V A L U E S
855  */
856 #define         V4L2_DV_INVALID         0
857 #define         V4L2_DV_480P59_94       1 /* BT.1362 */
858 #define         V4L2_DV_576P50          2 /* BT.1362 */
859 #define         V4L2_DV_720P24          3 /* SMPTE 296M */
860 #define         V4L2_DV_720P25          4 /* SMPTE 296M */
861 #define         V4L2_DV_720P30          5 /* SMPTE 296M */
862 #define         V4L2_DV_720P50          6 /* SMPTE 296M */
863 #define         V4L2_DV_720P59_94       7 /* SMPTE 274M */
864 #define         V4L2_DV_720P60          8 /* SMPTE 274M/296M */
865 #define         V4L2_DV_1080I29_97      9 /* BT.1120/ SMPTE 274M */
866 #define         V4L2_DV_1080I30         10 /* BT.1120/ SMPTE 274M */
867 #define         V4L2_DV_1080I25         11 /* BT.1120 */
868 #define         V4L2_DV_1080I50         12 /* SMPTE 296M */
869 #define         V4L2_DV_1080I60         13 /* SMPTE 296M */
870 #define         V4L2_DV_1080P24         14 /* SMPTE 296M */
871 #define         V4L2_DV_1080P25         15 /* SMPTE 296M */
872 #define         V4L2_DV_1080P30         16 /* SMPTE 296M */
873 #define         V4L2_DV_1080P50         17 /* BT.1120 */
874 #define         V4L2_DV_1080P60         18 /* BT.1120 */
875 
876 /*
877  *      D V     B T     T I M I N G S
878  */
879 
880 /* BT.656/BT.1120 timing data */
881 struct v4l2_bt_timings {
882         __u32   width;          /* width in pixels */
883         __u32   height;         /* height in lines */
884         __u32   interlaced;     /* Interlaced or progressive */
885         __u32   polarities;     /* Positive or negative polarity */
886         __u64   pixelclock;     /* Pixel clock in HZ. Ex. 74.25MHz->74250000 */
887         __u32   hfrontporch;    /* Horizpontal front porch in pixels */
888         __u32   hsync;          /* Horizontal Sync length in pixels */
889         __u32   hbackporch;     /* Horizontal back porch in pixels */
890         __u32   vfrontporch;    /* Vertical front porch in pixels */
891         __u32   vsync;          /* Vertical Sync length in lines */
892         __u32   vbackporch;     /* Vertical back porch in lines */
893         __u32   il_vfrontporch; /* Vertical front porch for bottom field of
894                                  * interlaced field formats
895                                  */
896         __u32   il_vsync;       /* Vertical sync length for bottom field of
897                                  * interlaced field formats
898                                  */
899         __u32   il_vbackporch;  /* Vertical back porch for bottom field of
900                                  * interlaced field formats
901                                  */
902         __u32   reserved[16];
903 } __attribute__ ((packed));
904 
905 /* Interlaced or progressive format */
906 #define V4L2_DV_PROGRESSIVE     0
907 #define V4L2_DV_INTERLACED      1
908 
909 /* Polarities. If bit is not set, it is assumed to be negative polarity */
910 #define V4L2_DV_VSYNC_POS_POL   0x00000001
911 #define V4L2_DV_HSYNC_POS_POL   0x00000002
912 
913 
914 /* DV timings */
915 struct v4l2_dv_timings {
916         __u32 type;
917         union {
918                 struct v4l2_bt_timings  bt;
919                 __u32   reserved[32];
920         };
921 } __attribute__ ((packed));
922 
923 /* Values for the type field */
924 #define V4L2_DV_BT_656_1120     0       /* BT.656/1120 timing type */
925 
926 /*
927  *      V I D E O   I N P U T S
928  */
929 struct v4l2_input {
930         __u32        index;             /*  Which input */
931         __u8         name[32];          /*  Label */
932         __u32        type;              /*  Type of input */
933         __u32        audioset;          /*  Associated audios (bitfield) */
934         __u32        tuner;             /*  Associated tuner */
935         v4l2_std_id  std;
936         __u32        status;
937         __u32        capabilities;
938         __u32        reserved[3];
939 };
940 
941 /*  Values for the 'type' field */
942 #define V4L2_INPUT_TYPE_TUNER           1
943 #define V4L2_INPUT_TYPE_CAMERA          2
944 
945 /* field 'status' - general */
946 #define V4L2_IN_ST_NO_POWER    0x00000001  /* Attached device is off */
947 #define V4L2_IN_ST_NO_SIGNAL   0x00000002
948 #define V4L2_IN_ST_NO_COLOR    0x00000004
949 
950 /* field 'status' - sensor orientation */
951 /* If sensor is mounted upside down set both bits */
952 #define V4L2_IN_ST_HFLIP       0x00000010 /* Frames are flipped horizontally */
953 #define V4L2_IN_ST_VFLIP       0x00000020 /* Frames are flipped vertically */
954 
955 /* field 'status' - analog */
956 #define V4L2_IN_ST_NO_H_LOCK   0x00000100  /* No horizontal sync lock */
957 #define V4L2_IN_ST_COLOR_KILL  0x00000200  /* Color killer is active */
958 
959 /* field 'status' - digital */
960 #define V4L2_IN_ST_NO_SYNC     0x00010000  /* No synchronization lock */
961 #define V4L2_IN_ST_NO_EQU      0x00020000  /* No equalizer lock */
962 #define V4L2_IN_ST_NO_CARRIER  0x00040000  /* Carrier recovery failed */
963 
964 /* field 'status' - VCR and set-top box */
965 #define V4L2_IN_ST_MACROVISION 0x01000000  /* Macrovision detected */
966 #define V4L2_IN_ST_NO_ACCESS   0x02000000  /* Conditional access denied */
967 #define V4L2_IN_ST_VTR         0x04000000  /* VTR time constant */
968 
969 /* capabilities flags */
970 #define V4L2_IN_CAP_PRESETS             0x00000001 /* Supports S_DV_PRESET */
971 #define V4L2_IN_CAP_CUSTOM_TIMINGS      0x00000002 /* Supports S_DV_TIMINGS */
972 #define V4L2_IN_CAP_STD                 0x00000004 /* Supports S_STD */
973 
974 /*
975  *      V I D E O   O U T P U T S
976  */
977 struct v4l2_output {
978         __u32        index;             /*  Which output */
979         __u8         name[32];          /*  Label */
980         __u32        type;              /*  Type of output */
981         __u32        audioset;          /*  Associated audios (bitfield) */
982         __u32        modulator;         /*  Associated modulator */
983         v4l2_std_id  std;
984         __u32        capabilities;
985         __u32        reserved[3];
986 };
987 /*  Values for the 'type' field */
988 #define V4L2_OUTPUT_TYPE_MODULATOR              1
989 #define V4L2_OUTPUT_TYPE_ANALOG                 2
990 #define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY       3
991 
992 /* capabilities flags */
993 #define V4L2_OUT_CAP_PRESETS            0x00000001 /* Supports S_DV_PRESET */
994 #define V4L2_OUT_CAP_CUSTOM_TIMINGS     0x00000002 /* Supports S_DV_TIMINGS */
995 #define V4L2_OUT_CAP_STD                0x00000004 /* Supports S_STD */
996 
997 /*
998  *      C O N T R O L S
999  */
1000 struct v4l2_control {
1001         __u32                id;
1002         __s32                value;
1003 };
1004 
1005 struct v4l2_ext_control {
1006         __u32 id;
1007         __u32 size;
1008         __u32 reserved2[1];
1009         union {
1010                 __s32 value;
1011                 __s64 value64;
1012                 char *string;
1013         };
1014 } __attribute__ ((packed));
1015 
1016 struct v4l2_ext_controls {
1017         __u32 ctrl_class;
1018         __u32 count;
1019         __u32 error_idx;
1020         __u32 reserved[2];
1021         struct v4l2_ext_control *controls;
1022 };
1023 
1024 /*  Values for ctrl_class field */
1025 #define V4L2_CTRL_CLASS_USER 0x00980000 /* Old-style 'user' controls */
1026 #define V4L2_CTRL_CLASS_MPEG 0x00990000 /* MPEG-compression controls */
1027 #define V4L2_CTRL_CLASS_CAMERA 0x009a0000       /* Camera class controls */
1028 #define V4L2_CTRL_CLASS_FM_TX 0x009b0000        /* FM Modulator control class */
1029 
1030 #define V4L2_CTRL_ID_MASK         (0x0fffffff)
1031 #define V4L2_CTRL_ID2CLASS(id)    ((id) & 0x0fff0000UL)
1032 #define V4L2_CTRL_DRIVER_PRIV(id) (((id) & 0xffff) >= 0x1000)
1033 
1034 enum v4l2_ctrl_type {
1035         V4L2_CTRL_TYPE_INTEGER       = 1,
1036         V4L2_CTRL_TYPE_BOOLEAN       = 2,
1037         V4L2_CTRL_TYPE_MENU          = 3,
1038         V4L2_CTRL_TYPE_BUTTON        = 4,
1039         V4L2_CTRL_TYPE_INTEGER64     = 5,
1040         V4L2_CTRL_TYPE_CTRL_CLASS    = 6,
1041         V4L2_CTRL_TYPE_STRING        = 7,
1042 };
1043 
1044 /*  Used in the VIDIOC_QUERYCTRL ioctl for querying controls */
1045 struct v4l2_queryctrl {
1046         __u32                id;
1047         enum v4l2_ctrl_type  type;
1048         __u8                 name[32];  /* Whatever */
1049         __s32                minimum;   /* Note signedness */
1050         __s32                maximum;
1051         __s32                step;
1052         __s32                default_value;
1053         __u32                flags;
1054         __u32                reserved[2];
1055 };
1056 
1057 /*  Used in the VIDIOC_QUERYMENU ioctl for querying menu items */
1058 struct v4l2_querymenu {
1059         __u32           id;
1060         __u32           index;
1061         __u8            name[32];       /* Whatever */
1062         __u32           reserved;
1063 };
1064 
1065 /*  Control flags  */
1066 #define V4L2_CTRL_FLAG_DISABLED         0x0001
1067 #define V4L2_CTRL_FLAG_GRABBED          0x0002
1068 #define V4L2_CTRL_FLAG_READ_ONLY        0x0004
1069 #define V4L2_CTRL_FLAG_UPDATE           0x0008
1070 #define V4L2_CTRL_FLAG_INACTIVE         0x0010
1071 #define V4L2_CTRL_FLAG_SLIDER           0x0020
1072 #define V4L2_CTRL_FLAG_WRITE_ONLY       0x0040
1073 
1074 /*  Query flag, to be ORed with the control ID */
1075 #define V4L2_CTRL_FLAG_NEXT_CTRL        0x80000000
1076 
1077 /*  User-class control IDs defined by V4L2 */
1078 #define V4L2_CID_BASE                   (V4L2_CTRL_CLASS_USER | 0x900)
1079 #define V4L2_CID_USER_BASE              V4L2_CID_BASE
1080 /*  IDs reserved for driver specific controls */
1081 #define V4L2_CID_PRIVATE_BASE           0x08000000
1082 
1083 #define V4L2_CID_USER_CLASS             (V4L2_CTRL_CLASS_USER | 1)
1084 #define V4L2_CID_BRIGHTNESS             (V4L2_CID_BASE+0)
1085 #define V4L2_CID_CONTRAST               (V4L2_CID_BASE+1)
1086 #define V4L2_CID_SATURATION             (V4L2_CID_BASE+2)
1087 #define V4L2_CID_HUE                    (V4L2_CID_BASE+3)
1088 #define V4L2_CID_AUDIO_VOLUME           (V4L2_CID_BASE+5)
1089 #define V4L2_CID_AUDIO_BALANCE          (V4L2_CID_BASE+6)
1090 #define V4L2_CID_AUDIO_BASS             (V4L2_CID_BASE+7)
1091 #define V4L2_CID_AUDIO_TREBLE           (V4L2_CID_BASE+8)
1092 #define V4L2_CID_AUDIO_MUTE             (V4L2_CID_BASE+9)
1093 #define V4L2_CID_AUDIO_LOUDNESS         (V4L2_CID_BASE+10)
1094 #define V4L2_CID_BLACK_LEVEL            (V4L2_CID_BASE+11) /* Deprecated */
1095 #define V4L2_CID_AUTO_WHITE_BALANCE     (V4L2_CID_BASE+12)
1096 #define V4L2_CID_DO_WHITE_BALANCE       (V4L2_CID_BASE+13)
1097 #define V4L2_CID_RED_BALANCE            (V4L2_CID_BASE+14)
1098 #define V4L2_CID_BLUE_BALANCE           (V4L2_CID_BASE+15)
1099 #define V4L2_CID_GAMMA                  (V4L2_CID_BASE+16)
1100 #define V4L2_CID_WHITENESS              (V4L2_CID_GAMMA) /* Deprecated */
1101 #define V4L2_CID_EXPOSURE               (V4L2_CID_BASE+17)
1102 #define V4L2_CID_AUTOGAIN               (V4L2_CID_BASE+18)
1103 #define V4L2_CID_GAIN                   (V4L2_CID_BASE+19)
1104 #define V4L2_CID_HFLIP                  (V4L2_CID_BASE+20)
1105 #define V4L2_CID_VFLIP                  (V4L2_CID_BASE+21)
1106 
1107 /* Deprecated; use V4L2_CID_PAN_RESET and V4L2_CID_TILT_RESET */
1108 #define V4L2_CID_HCENTER                (V4L2_CID_BASE+22)
1109 #define V4L2_CID_VCENTER                (V4L2_CID_BASE+23)
1110 
1111 #define V4L2_CID_POWER_LINE_FREQUENCY   (V4L2_CID_BASE+24)
1112 enum v4l2_power_line_frequency {
1113         V4L2_CID_POWER_LINE_FREQUENCY_DISABLED  = 0,
1114         V4L2_CID_POWER_LINE_FREQUENCY_50HZ      = 1,
1115         V4L2_CID_POWER_LINE_FREQUENCY_60HZ      = 2,
1116 };
1117 #define V4L2_CID_HUE_AUTO                       (V4L2_CID_BASE+25)
1118 #define V4L2_CID_WHITE_BALANCE_TEMPERATURE      (V4L2_CID_BASE+26)
1119 #define V4L2_CID_SHARPNESS                      (V4L2_CID_BASE+27)
1120 #define V4L2_CID_BACKLIGHT_COMPENSATION         (V4L2_CID_BASE+28)
1121 #define V4L2_CID_CHROMA_AGC                     (V4L2_CID_BASE+29)
1122 #define V4L2_CID_COLOR_KILLER                   (V4L2_CID_BASE+30)
1123 #define V4L2_CID_COLORFX                        (V4L2_CID_BASE+31)
1124 enum v4l2_colorfx {
1125         V4L2_COLORFX_NONE       = 0,
1126         V4L2_COLORFX_BW         = 1,
1127         V4L2_COLORFX_SEPIA      = 2,
1128         V4L2_COLORFX_NEGATIVE = 3,
1129         V4L2_COLORFX_EMBOSS = 4,
1130         V4L2_COLORFX_SKETCH = 5,
1131         V4L2_COLORFX_SKY_BLUE = 6,
1132         V4L2_COLORFX_GRASS_GREEN = 7,
1133         V4L2_COLORFX_SKIN_WHITEN = 8,
1134         V4L2_COLORFX_VIVID = 9,
1135 };
1136 #define V4L2_CID_AUTOBRIGHTNESS                 (V4L2_CID_BASE+32)
1137 #define V4L2_CID_BAND_STOP_FILTER               (V4L2_CID_BASE+33)
1138 
1139 #define V4L2_CID_ROTATE                         (V4L2_CID_BASE+34)
1140 #define V4L2_CID_BG_COLOR                       (V4L2_CID_BASE+35)
1141 
1142 #define V4L2_CID_CHROMA_GAIN                    (V4L2_CID_BASE+36)
1143 
1144 #define V4L2_CID_ILLUMINATORS_1                 (V4L2_CID_BASE+37)
1145 #define V4L2_CID_ILLUMINATORS_2                 (V4L2_CID_BASE+38)
1146 
1147 /* last CID + 1 */
1148 #define V4L2_CID_LASTP1                         (V4L2_CID_BASE+39)
1149 
1150 /*  MPEG-class control IDs defined by V4L2 */
1151 #define V4L2_CID_MPEG_BASE                      (V4L2_CTRL_CLASS_MPEG | 0x900)
1152 #define V4L2_CID_MPEG_CLASS                     (V4L2_CTRL_CLASS_MPEG | 1)
1153 
1154 /*  MPEG streams */
1155 #define V4L2_CID_MPEG_STREAM_TYPE               (V4L2_CID_MPEG_BASE+0)
1156 enum v4l2_mpeg_stream_type {
1157         V4L2_MPEG_STREAM_TYPE_MPEG2_PS   = 0, /* MPEG-2 program stream */
1158         V4L2_MPEG_STREAM_TYPE_MPEG2_TS   = 1, /* MPEG-2 transport stream */
1159         V4L2_MPEG_STREAM_TYPE_MPEG1_SS   = 2, /* MPEG-1 system stream */
1160         V4L2_MPEG_STREAM_TYPE_MPEG2_DVD  = 3, /* MPEG-2 DVD-compatible stream */
1161         V4L2_MPEG_STREAM_TYPE_MPEG1_VCD  = 4, /* MPEG-1 VCD-compatible stream */
1162         V4L2_MPEG_STREAM_TYPE_MPEG2_SVCD = 5, /* MPEG-2 SVCD-compatible stream */
1163 };
1164 #define V4L2_CID_MPEG_STREAM_PID_PMT            (V4L2_CID_MPEG_BASE+1)
1165 #define V4L2_CID_MPEG_STREAM_PID_AUDIO          (V4L2_CID_MPEG_BASE+2)
1166 #define V4L2_CID_MPEG_STREAM_PID_VIDEO          (V4L2_CID_MPEG_BASE+3)
1167 #define V4L2_CID_MPEG_STREAM_PID_PCR            (V4L2_CID_MPEG_BASE+4)
1168 #define V4L2_CID_MPEG_STREAM_PES_ID_AUDIO       (V4L2_CID_MPEG_BASE+5)
1169 #define V4L2_CID_MPEG_STREAM_PES_ID_VIDEO       (V4L2_CID_MPEG_BASE+6)
1170 #define V4L2_CID_MPEG_STREAM_VBI_FMT            (V4L2_CID_MPEG_BASE+7)
1171 enum v4l2_mpeg_stream_vbi_fmt {
1172         V4L2_MPEG_STREAM_VBI_FMT_NONE = 0,  /* No VBI in the MPEG stream */
1173         V4L2_MPEG_STREAM_VBI_FMT_IVTV = 1,  /* VBI in private packets, IVTV format */
1174 };
1175 
1176 /*  MPEG audio */
1177 #define V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ       (V4L2_CID_MPEG_BASE+100)
1178 enum v4l2_mpeg_audio_sampling_freq {
1179         V4L2_MPEG_AUDIO_SAMPLING_FREQ_44100 = 0,
1180         V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000 = 1,
1181         V4L2_MPEG_AUDIO_SAMPLING_FREQ_32000 = 2,
1182 };
1183 #define V4L2_CID_MPEG_AUDIO_ENCODING            (V4L2_CID_MPEG_BASE+101)
1184 enum v4l2_mpeg_audio_encoding {
1185         V4L2_MPEG_AUDIO_ENCODING_LAYER_1 = 0,
1186         V4L2_MPEG_AUDIO_ENCODING_LAYER_2 = 1,
1187         V4L2_MPEG_AUDIO_ENCODING_LAYER_3 = 2,
1188         V4L2_MPEG_AUDIO_ENCODING_AAC     = 3,
1189         V4L2_MPEG_AUDIO_ENCODING_AC3     = 4,
1190 };
1191 #define V4L2_CID_MPEG_AUDIO_L1_BITRATE          (V4L2_CID_MPEG_BASE+102)
1192 enum v4l2_mpeg_audio_l1_bitrate {
1193         V4L2_MPEG_AUDIO_L1_BITRATE_32K  = 0,
1194         V4L2_MPEG_AUDIO_L1_BITRATE_64K  = 1,
1195         V4L2_MPEG_AUDIO_L1_BITRATE_96K  = 2,
1196         V4L2_MPEG_AUDIO_L1_BITRATE_128K = 3,
1197         V4L2_MPEG_AUDIO_L1_BITRATE_160K = 4,
1198         V4L2_MPEG_AUDIO_L1_BITRATE_192K = 5,
1199         V4L2_MPEG_AUDIO_L1_BITRATE_224K = 6,
1200         V4L2_MPEG_AUDIO_L1_BITRATE_256K = 7,
1201         V4L2_MPEG_AUDIO_L1_BITRATE_288K = 8,
1202         V4L2_MPEG_AUDIO_L1_BITRATE_320K = 9,
1203         V4L2_MPEG_AUDIO_L1_BITRATE_352K = 10,
1204         V4L2_MPEG_AUDIO_L1_BITRATE_384K = 11,
1205         V4L2_MPEG_AUDIO_L1_BITRATE_416K = 12,
1206         V4L2_MPEG_AUDIO_L1_BITRATE_448K = 13,
1207 };
1208 #define V4L2_CID_MPEG_AUDIO_L2_BITRATE          (V4L2_CID_MPEG_BASE+103)
1209 enum v4l2_mpeg_audio_l2_bitrate {
1210         V4L2_MPEG_AUDIO_L2_BITRATE_32K  = 0,
1211         V4L2_MPEG_AUDIO_L2_BITRATE_48K  = 1,
1212         V4L2_MPEG_AUDIO_L2_BITRATE_56K  = 2,
1213         V4L2_MPEG_AUDIO_L2_BITRATE_64K  = 3,
1214         V4L2_MPEG_AUDIO_L2_BITRATE_80K  = 4,
1215         V4L2_MPEG_AUDIO_L2_BITRATE_96K  = 5,
1216         V4L2_MPEG_AUDIO_L2_BITRATE_112K = 6,
1217         V4L2_MPEG_AUDIO_L2_BITRATE_128K = 7,
1218         V4L2_MPEG_AUDIO_L2_BITRATE_160K = 8,
1219         V4L2_MPEG_AUDIO_L2_BITRATE_192K = 9,
1220         V4L2_MPEG_AUDIO_L2_BITRATE_224K = 10,
1221         V4L2_MPEG_AUDIO_L2_BITRATE_256K = 11,
1222         V4L2_MPEG_AUDIO_L2_BITRATE_320K = 12,
1223         V4L2_MPEG_AUDIO_L2_BITRATE_384K = 13,
1224 };
1225 #define V4L2_CID_MPEG_AUDIO_L3_BITRATE          (V4L2_CID_MPEG_BASE+104)
1226 enum v4l2_mpeg_audio_l3_bitrate {
1227         V4L2_MPEG_AUDIO_L3_BITRATE_32K  = 0,
1228         V4L2_MPEG_AUDIO_L3_BITRATE_40K  = 1,
1229         V4L2_MPEG_AUDIO_L3_BITRATE_48K  = 2,
1230         V4L2_MPEG_AUDIO_L3_BITRATE_56K  = 3,
1231         V4L2_MPEG_AUDIO_L3_BITRATE_64K  = 4,
1232         V4L2_MPEG_AUDIO_L3_BITRATE_80K  = 5,
1233         V4L2_MPEG_AUDIO_L3_BITRATE_96K  = 6,
1234         V4L2_MPEG_AUDIO_L3_BITRATE_112K = 7,
1235         V4L2_MPEG_AUDIO_L3_BITRATE_128K = 8,
1236         V4L2_MPEG_AUDIO_L3_BITRATE_160K = 9,
1237         V4L2_MPEG_AUDIO_L3_BITRATE_192K = 10,
1238         V4L2_MPEG_AUDIO_L3_BITRATE_224K = 11,
1239         V4L2_MPEG_AUDIO_L3_BITRATE_256K = 12,
1240         V4L2_MPEG_AUDIO_L3_BITRATE_320K = 13,
1241 };
1242 #define V4L2_CID_MPEG_AUDIO_MODE                (V4L2_CID_MPEG_BASE+105)
1243 enum v4l2_mpeg_audio_mode {
1244         V4L2_MPEG_AUDIO_MODE_STEREO       = 0,
1245         V4L2_MPEG_AUDIO_MODE_JOINT_STEREO = 1,
1246         V4L2_MPEG_AUDIO_MODE_DUAL         = 2,
1247         V4L2_MPEG_AUDIO_MODE_MONO         = 3,
1248 };
1249 #define V4L2_CID_MPEG_AUDIO_MODE_EXTENSION      (V4L2_CID_MPEG_BASE+106)
1250 enum v4l2_mpeg_audio_mode_extension {
1251         V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4  = 0,
1252         V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_8  = 1,
1253         V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_12 = 2,
1254         V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_16 = 3,
1255 };
1256 #define V4L2_CID_MPEG_AUDIO_EMPHASIS            (V4L2_CID_MPEG_BASE+107)
1257 enum v4l2_mpeg_audio_emphasis {
1258         V4L2_MPEG_AUDIO_EMPHASIS_NONE         = 0,
1259         V4L2_MPEG_AUDIO_EMPHASIS_50_DIV_15_uS = 1,
1260         V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17    = 2,
1261 };
1262 #define V4L2_CID_MPEG_AUDIO_CRC                 (V4L2_CID_MPEG_BASE+108)
1263 enum v4l2_mpeg_audio_crc {
1264         V4L2_MPEG_AUDIO_CRC_NONE  = 0,
1265         V4L2_MPEG_AUDIO_CRC_CRC16 = 1,
1266 };
1267 #define V4L2_CID_MPEG_AUDIO_MUTE                (V4L2_CID_MPEG_BASE+109)
1268 #define V4L2_CID_MPEG_AUDIO_AAC_BITRATE         (V4L2_CID_MPEG_BASE+110)
1269 #define V4L2_CID_MPEG_AUDIO_AC3_BITRATE         (V4L2_CID_MPEG_BASE+111)
1270 enum v4l2_mpeg_audio_ac3_bitrate {
1271         V4L2_MPEG_AUDIO_AC3_BITRATE_32K  = 0,
1272         V4L2_MPEG_AUDIO_AC3_BITRATE_40K  = 1,
1273         V4L2_MPEG_AUDIO_AC3_BITRATE_48K  = 2,
1274         V4L2_MPEG_AUDIO_AC3_BITRATE_56K  = 3,
1275         V4L2_MPEG_AUDIO_AC3_BITRATE_64K  = 4,
1276         V4L2_MPEG_AUDIO_AC3_BITRATE_80K  = 5,
1277         V4L2_MPEG_AUDIO_AC3_BITRATE_96K  = 6,
1278         V4L2_MPEG_AUDIO_AC3_BITRATE_112K = 7,
1279         V4L2_MPEG_AUDIO_AC3_BITRATE_128K = 8,
1280         V4L2_MPEG_AUDIO_AC3_BITRATE_160K = 9,
1281         V4L2_MPEG_AUDIO_AC3_BITRATE_192K = 10,
1282         V4L2_MPEG_AUDIO_AC3_BITRATE_224K = 11,
1283         V4L2_MPEG_AUDIO_AC3_BITRATE_256K = 12,
1284         V4L2_MPEG_AUDIO_AC3_BITRATE_320K = 13,
1285         V4L2_MPEG_AUDIO_AC3_BITRATE_384K = 14,
1286         V4L2_MPEG_AUDIO_AC3_BITRATE_448K = 15,
1287         V4L2_MPEG_AUDIO_AC3_BITRATE_512K = 16,
1288         V4L2_MPEG_AUDIO_AC3_BITRATE_576K = 17,
1289         V4L2_MPEG_AUDIO_AC3_BITRATE_640K = 18,
1290 };
1291 
1292 /*  MPEG video */
1293 #define V4L2_CID_MPEG_VIDEO_ENCODING            (V4L2_CID_MPEG_BASE+200)
1294 enum v4l2_mpeg_video_encoding {
1295         V4L2_MPEG_VIDEO_ENCODING_MPEG_1     = 0,
1296         V4L2_MPEG_VIDEO_ENCODING_MPEG_2     = 1,
1297         V4L2_MPEG_VIDEO_ENCODING_MPEG_4_AVC = 2,
1298 };
1299 #define V4L2_CID_MPEG_VIDEO_ASPECT              (V4L2_CID_MPEG_BASE+201)
1300 enum v4l2_mpeg_video_aspect {
1301         V4L2_MPEG_VIDEO_ASPECT_1x1     = 0,
1302         V4L2_MPEG_VIDEO_ASPECT_4x3     = 1,
1303         V4L2_MPEG_VIDEO_ASPECT_16x9    = 2,
1304         V4L2_MPEG_VIDEO_ASPECT_221x100 = 3,
1305 };
1306 #define V4L2_CID_MPEG_VIDEO_B_FRAMES            (V4L2_CID_MPEG_BASE+202)
1307 #define V4L2_CID_MPEG_VIDEO_GOP_SIZE            (V4L2_CID_MPEG_BASE+203)
1308 #define V4L2_CID_MPEG_VIDEO_GOP_CLOSURE         (V4L2_CID_MPEG_BASE+204)
1309 #define V4L2_CID_MPEG_VIDEO_PULLDOWN            (V4L2_CID_MPEG_BASE+205)
1310 #define V4L2_CID_MPEG_VIDEO_BITRATE_MODE        (V4L2_CID_MPEG_BASE+206)
1311 enum v4l2_mpeg_video_bitrate_mode {
1312         V4L2_MPEG_VIDEO_BITRATE_MODE_VBR = 0,
1313         V4L2_MPEG_VIDEO_BITRATE_MODE_CBR = 1,
1314 };
1315 #define V4L2_CID_MPEG_VIDEO_BITRATE             (V4L2_CID_MPEG_BASE+207)
1316 #define V4L2_CID_MPEG_VIDEO_BITRATE_PEAK        (V4L2_CID_MPEG_BASE+208)
1317 #define V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION (V4L2_CID_MPEG_BASE+209)
1318 #define V4L2_CID_MPEG_VIDEO_MUTE                (V4L2_CID_MPEG_BASE+210)
1319 #define V4L2_CID_MPEG_VIDEO_MUTE_YUV            (V4L2_CID_MPEG_BASE+211)
1320 
1321 /*  MPEG-class control IDs specific to the CX2341x driver as defined by V4L2 */
1322 #define V4L2_CID_MPEG_CX2341X_BASE                              (V4L2_CTRL_CLASS_MPEG | 0x1000)
1323 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE         (V4L2_CID_MPEG_CX2341X_BASE+0)
1324 enum v4l2_mpeg_cx2341x_video_spatial_filter_mode {
1325         V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL = 0,
1326         V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO   = 1,
1327 };
1328 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER              (V4L2_CID_MPEG_CX2341X_BASE+1)
1329 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE    (V4L2_CID_MPEG_CX2341X_BASE+2)
1330 enum v4l2_mpeg_cx2341x_video_luma_spatial_filter_type {
1331         V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF                  = 0,
1332         V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_HOR               = 1,
1333         V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_VERT              = 2,
1334         V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_HV_SEPARABLE      = 3,
1335         V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_SYM_NON_SEPARABLE = 4,
1336 };
1337 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE  (V4L2_CID_MPEG_CX2341X_BASE+3)
1338 enum v4l2_mpeg_cx2341x_video_chroma_spatial_filter_type {
1339         V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF    = 0,
1340         V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR = 1,
1341 };
1342 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE        (V4L2_CID_MPEG_CX2341X_BASE+4)
1343 enum v4l2_mpeg_cx2341x_video_temporal_filter_mode {
1344         V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL = 0,
1345         V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO   = 1,
1346 };
1347 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER             (V4L2_CID_MPEG_CX2341X_BASE+5)
1348 #define V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE          (V4L2_CID_MPEG_CX2341X_BASE+6)
1349 enum v4l2_mpeg_cx2341x_video_median_filter_type {
1350         V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF      = 0,
1351         V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR      = 1,
1352         V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_VERT     = 2,
1353         V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR_VERT = 3,
1354         V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_DIAG     = 4,
1355 };
1356 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM   (V4L2_CID_MPEG_CX2341X_BASE+7)
1357 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP      (V4L2_CID_MPEG_CX2341X_BASE+8)
1358 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM (V4L2_CID_MPEG_CX2341X_BASE+9)
1359 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP    (V4L2_CID_MPEG_CX2341X_BASE+10)
1360 #define V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS         (V4L2_CID_MPEG_CX2341X_BASE+11)
1361 
1362 /*  Camera class control IDs */
1363 #define V4L2_CID_CAMERA_CLASS_BASE      (V4L2_CTRL_CLASS_CAMERA | 0x900)
1364 #define V4L2_CID_CAMERA_CLASS           (V4L2_CTRL_CLASS_CAMERA | 1)
1365 
1366 #define V4L2_CID_EXPOSURE_AUTO                  (V4L2_CID_CAMERA_CLASS_BASE+1)
1367 enum  v4l2_exposure_auto_type {
1368         V4L2_EXPOSURE_AUTO = 0,
1369         V4L2_EXPOSURE_MANUAL = 1,
1370         V4L2_EXPOSURE_SHUTTER_PRIORITY = 2,
1371         V4L2_EXPOSURE_APERTURE_PRIORITY = 3
1372 };
1373 #define V4L2_CID_EXPOSURE_ABSOLUTE              (V4L2_CID_CAMERA_CLASS_BASE+2)
1374 #define V4L2_CID_EXPOSURE_AUTO_PRIORITY         (V4L2_CID_CAMERA_CLASS_BASE+3)
1375 
1376 #define V4L2_CID_PAN_RELATIVE                   (V4L2_CID_CAMERA_CLASS_BASE+4)
1377 #define V4L2_CID_TILT_RELATIVE                  (V4L2_CID_CAMERA_CLASS_BASE+5)
1378 #define V4L2_CID_PAN_RESET                      (V4L2_CID_CAMERA_CLASS_BASE+6)
1379 #define V4L2_CID_TILT_RESET                     (V4L2_CID_CAMERA_CLASS_BASE+7)
1380 
1381 #define V4L2_CID_PAN_ABSOLUTE                   (V4L2_CID_CAMERA_CLASS_BASE+8)
1382 #define V4L2_CID_TILT_ABSOLUTE                  (V4L2_CID_CAMERA_CLASS_BASE+9)
1383 
1384 #define V4L2_CID_FOCUS_ABSOLUTE                 (V4L2_CID_CAMERA_CLASS_BASE+10)
1385 #define V4L2_CID_FOCUS_RELATIVE                 (V4L2_CID_CAMERA_CLASS_BASE+11)
1386 #define V4L2_CID_FOCUS_AUTO                     (V4L2_CID_CAMERA_CLASS_BASE+12)
1387 
1388 #define V4L2_CID_ZOOM_ABSOLUTE                  (V4L2_CID_CAMERA_CLASS_BASE+13)
1389 #define V4L2_CID_ZOOM_RELATIVE                  (V4L2_CID_CAMERA_CLASS_BASE+14)
1390 #define V4L2_CID_ZOOM_CONTINUOUS                (V4L2_CID_CAMERA_CLASS_BASE+15)
1391 
1392 #define V4L2_CID_PRIVACY                        (V4L2_CID_CAMERA_CLASS_BASE+16)
1393 
1394 #define V4L2_CID_IRIS_ABSOLUTE                  (V4L2_CID_CAMERA_CLASS_BASE+17)
1395 #define V4L2_CID_IRIS_RELATIVE                  (V4L2_CID_CAMERA_CLASS_BASE+18)
1396 
1397 /* FM Modulator class control IDs */
1398 #define V4L2_CID_FM_TX_CLASS_BASE               (V4L2_CTRL_CLASS_FM_TX | 0x900)
1399 #define V4L2_CID_FM_TX_CLASS                    (V4L2_CTRL_CLASS_FM_TX | 1)
1400 
1401 #define V4L2_CID_RDS_TX_DEVIATION               (V4L2_CID_FM_TX_CLASS_BASE + 1)
1402 #define V4L2_CID_RDS_TX_PI                      (V4L2_CID_FM_TX_CLASS_BASE + 2)
1403 #define V4L2_CID_RDS_TX_PTY                     (V4L2_CID_FM_TX_CLASS_BASE + 3)
1404 #define V4L2_CID_RDS_TX_PS_NAME                 (V4L2_CID_FM_TX_CLASS_BASE + 5)
1405 #define V4L2_CID_RDS_TX_RADIO_TEXT              (V4L2_CID_FM_TX_CLASS_BASE + 6)
1406 
1407 #define V4L2_CID_AUDIO_LIMITER_ENABLED          (V4L2_CID_FM_TX_CLASS_BASE + 64)
1408 #define V4L2_CID_AUDIO_LIMITER_RELEASE_TIME     (V4L2_CID_FM_TX_CLASS_BASE + 65)
1409 #define V4L2_CID_AUDIO_LIMITER_DEVIATION        (V4L2_CID_FM_TX_CLASS_BASE + 66)
1410 
1411 #define V4L2_CID_AUDIO_COMPRESSION_ENABLED      (V4L2_CID_FM_TX_CLASS_BASE + 80)
1412 #define V4L2_CID_AUDIO_COMPRESSION_GAIN         (V4L2_CID_FM_TX_CLASS_BASE + 81)
1413 #define V4L2_CID_AUDIO_COMPRESSION_THRESHOLD    (V4L2_CID_FM_TX_CLASS_BASE + 82)
1414 #define V4L2_CID_AUDIO_COMPRESSION_ATTACK_TIME  (V4L2_CID_FM_TX_CLASS_BASE + 83)
1415 #define V4L2_CID_AUDIO_COMPRESSION_RELEASE_TIME (V4L2_CID_FM_TX_CLASS_BASE + 84)
1416 
1417 #define V4L2_CID_PILOT_TONE_ENABLED             (V4L2_CID_FM_TX_CLASS_BASE + 96)
1418 #define V4L2_CID_PILOT_TONE_DEVIATION           (V4L2_CID_FM_TX_CLASS_BASE + 97)
1419 #define V4L2_CID_PILOT_TONE_FREQUENCY           (V4L2_CID_FM_TX_CLASS_BASE + 98)
1420 
1421 #define V4L2_CID_TUNE_PREEMPHASIS               (V4L2_CID_FM_TX_CLASS_BASE + 112)
1422 enum v4l2_preemphasis {
1423         V4L2_PREEMPHASIS_DISABLED       = 0,
1424         V4L2_PREEMPHASIS_50_uS          = 1,
1425         V4L2_PREEMPHASIS_75_uS          = 2,
1426 };
1427 #define V4L2_CID_TUNE_POWER_LEVEL               (V4L2_CID_FM_TX_CLASS_BASE + 113)
1428 #define V4L2_CID_TUNE_ANTENNA_CAPACITOR         (V4L2_CID_FM_TX_CLASS_BASE + 114)
1429 
1430 /*
1431  *      T U N I N G
1432  */
1433 struct v4l2_tuner {
1434         __u32                   index;
1435         __u8                    name[32];
1436         enum v4l2_tuner_type    type;
1437         __u32                   capability;
1438         __u32                   rangelow;
1439         __u32                   rangehigh;
1440         __u32                   rxsubchans;
1441         __u32                   audmode;
1442         __s32                   signal;
1443         __s32                   afc;
1444         __u32                   reserved[4];
1445 };
1446 
1447 struct v4l2_modulator {
1448         __u32                   index;
1449         __u8                    name[32];
1450         __u32                   capability;
1451         __u32                   rangelow;
1452         __u32                   rangehigh;
1453         __u32                   txsubchans;
1454         __u32                   reserved[4];
1455 };
1456 
1457 /*  Flags for the 'capability' field */
1458 #define V4L2_TUNER_CAP_LOW              0x0001
1459 #define V4L2_TUNER_CAP_NORM             0x0002
1460 #define V4L2_TUNER_CAP_STEREO           0x0010
1461 #define V4L2_TUNER_CAP_LANG2            0x0020
1462 #define V4L2_TUNER_CAP_SAP              0x0020
1463 #define V4L2_TUNER_CAP_LANG1            0x0040
1464 #define V4L2_TUNER_CAP_RDS              0x0080
1465 #define V4L2_TUNER_CAP_RDS_BLOCK_IO     0x0100
1466 #define V4L2_TUNER_CAP_RDS_CONTROLS     0x0200
1467 
1468 /*  Flags for the 'rxsubchans' field */
1469 #define V4L2_TUNER_SUB_MONO             0x0001
1470 #define V4L2_TUNER_SUB_STEREO           0x0002
1471 #define V4L2_TUNER_SUB_LANG2            0x0004
1472 #define V4L2_TUNER_SUB_SAP              0x0004
1473 #define V4L2_TUNER_SUB_LANG1            0x0008
1474 #define V4L2_TUNER_SUB_RDS              0x0010
1475 
1476 /*  Values for the 'audmode' field */
1477 #define V4L2_TUNER_MODE_MONO            0x0000
1478 #define V4L2_TUNER_MODE_STEREO          0x0001
1479 #define V4L2_TUNER_MODE_LANG2           0x0002
1480 #define V4L2_TUNER_MODE_SAP             0x0002
1481 #define V4L2_TUNER_MODE_LANG1           0x0003
1482 #define V4L2_TUNER_MODE_LANG1_LANG2     0x0004
1483 
1484 struct v4l2_frequency {
1485         __u32                 tuner;
1486         enum v4l2_tuner_type  type;
1487         __u32                 frequency;
1488         __u32                 reserved[8];
1489 };
1490 
1491 struct v4l2_hw_freq_seek {
1492         __u32                 tuner;
1493         enum v4l2_tuner_type  type;
1494         __u32                 seek_upward;
1495         __u32                 wrap_around;
1496         __u32                 spacing;
1497         __u32                 reserved[7];
1498 };
1499 
1500 /*
1501  *      R D S
1502  */
1503 
1504 struct v4l2_rds_data {
1505         __u8    lsb;
1506         __u8    msb;
1507         __u8    block;
1508 } __attribute__ ((packed));
1509 
1510 #define V4L2_RDS_BLOCK_MSK       0x7
1511 #define V4L2_RDS_BLOCK_A         0
1512 #define V4L2_RDS_BLOCK_B         1
1513 #define V4L2_RDS_BLOCK_C         2
1514 #define V4L2_RDS_BLOCK_D         3
1515 #define V4L2_RDS_BLOCK_C_ALT     4
1516 #define V4L2_RDS_BLOCK_INVALID   7
1517 
1518 #define V4L2_RDS_BLOCK_CORRECTED 0x40
1519 #define V4L2_RDS_BLOCK_ERROR     0x80
1520 
1521 /*
1522  *      A U D I O
1523  */
1524 struct v4l2_audio {
1525         __u32   index;
1526         __u8    name[32];
1527         __u32   capability;
1528         __u32   mode;
1529         __u32   reserved[2];
1530 };
1531 
1532 /*  Flags for the 'capability' field */
1533 #define V4L2_AUDCAP_STEREO              0x00001
1534 #define V4L2_AUDCAP_AVL                 0x00002
1535 
1536 /*  Flags for the 'mode' field */
1537 #define V4L2_AUDMODE_AVL                0x00001
1538 
1539 struct v4l2_audioout {
1540         __u32   index;
1541         __u8    name[32];
1542         __u32   capability;
1543         __u32   mode;
1544         __u32   reserved[2];
1545 };
1546 
1547 /*
1548  *      M P E G   S E R V I C E S
1549  *
1550  *      NOTE: EXPERIMENTAL API
1551  */
1552 #if 1
1553 #define V4L2_ENC_IDX_FRAME_I    (0)
1554 #define V4L2_ENC_IDX_FRAME_P    (1)
1555 #define V4L2_ENC_IDX_FRAME_B    (2)
1556 #define V4L2_ENC_IDX_FRAME_MASK (0xf)
1557 
1558 struct v4l2_enc_idx_entry {
1559         __u64 offset;
1560         __u64 pts;
1561         __u32 length;
1562         __u32 flags;
1563         __u32 reserved[2];
1564 };
1565 
1566 #define V4L2_ENC_IDX_ENTRIES (64)
1567 struct v4l2_enc_idx {
1568         __u32 entries;
1569         __u32 entries_cap;
1570         __u32 reserved[4];
1571         struct v4l2_enc_idx_entry entry[V4L2_ENC_IDX_ENTRIES];
1572 };
1573 
1574 
1575 #define V4L2_ENC_CMD_START      (0)
1576 #define V4L2_ENC_CMD_STOP       (1)
1577 #define V4L2_ENC_CMD_PAUSE      (2)
1578 #define V4L2_ENC_CMD_RESUME     (3)
1579 
1580 /* Flags for V4L2_ENC_CMD_STOP */
1581 #define V4L2_ENC_CMD_STOP_AT_GOP_END    (1 << 0)
1582 
1583 struct v4l2_encoder_cmd {
1584         __u32 cmd;
1585         __u32 flags;
1586         union {
1587                 struct {
1588                         __u32 data[8];
1589                 } raw;
1590         };
1591 };
1592 
1593 #endif
1594 
1595 
1596 /*
1597  *      D A T A   S E R V I C E S   ( V B I )
1598  *
1599  *      Data services API by Michael Schimek
1600  */
1601 
1602 /* Raw VBI */
1603 struct v4l2_vbi_format {
1604         __u32   sampling_rate;          /* in 1 Hz */
1605         __u32   offset;
1606         __u32   samples_per_line;
1607         __u32   sample_format;          /* V4L2_PIX_FMT_* */
1608         __s32   start[2];
1609         __u32   count[2];
1610         __u32   flags;                  /* V4L2_VBI_* */
1611         __u32   reserved[2];            /* must be zero */
1612 };
1613 
1614 /*  VBI flags  */
1615 #define V4L2_VBI_UNSYNC         (1 << 0)
1616 #define V4L2_VBI_INTERLACED     (1 << 1)
1617 
1618 /* Sliced VBI
1619  *
1620  *    This implements is a proposal V4L2 API to allow SLICED VBI
1621  * required for some hardware encoders. It should change without
1622  * notice in the definitive implementation.
1623  */
1624 
1625 struct v4l2_sliced_vbi_format {
1626         __u16   service_set;
1627         /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
1628            service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
1629                                  (equals frame lines 313-336 for 625 line video
1630                                   standards, 263-286 for 525 line standards) */
1631         __u16   service_lines[2][24];
1632         __u32   io_size;
1633         __u32   reserved[2];            /* must be zero */
1634 };
1635 
1636 /* Teletext World System Teletext
1637    (WST), defined on ITU-R BT.653-2 */
1638 #define V4L2_SLICED_TELETEXT_B          (0x0001)
1639 /* Video Program System, defined on ETS 300 231*/
1640 #define V4L2_SLICED_VPS                 (0x0400)
1641 /* Closed Caption, defined on EIA-608 */
1642 #define V4L2_SLICED_CAPTION_525         (0x1000)
1643 /* Wide Screen System, defined on ITU-R BT1119.1 */
1644 #define V4L2_SLICED_WSS_625             (0x4000)
1645 
1646 #define V4L2_SLICED_VBI_525             (V4L2_SLICED_CAPTION_525)
1647 #define V4L2_SLICED_VBI_625             (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625)
1648 
1649 struct v4l2_sliced_vbi_cap {
1650         __u16   service_set;
1651         /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
1652            service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
1653                                  (equals frame lines 313-336 for 625 line video
1654                                   standards, 263-286 for 525 line standards) */
1655         __u16   service_lines[2][24];
1656         enum v4l2_buf_type type;
1657         __u32   reserved[3];    /* must be 0 */
1658 };
1659 
1660 struct v4l2_sliced_vbi_data {
1661         __u32   id;
1662         __u32   field;          /* 0: first field, 1: second field */
1663         __u32   line;           /* 1-23 */
1664         __u32   reserved;       /* must be 0 */
1665         __u8    data[48];
1666 };
1667 
1668 /*
1669  * Sliced VBI data inserted into MPEG Streams
1670  */
1671 
1672 /*
1673  * V4L2_MPEG_STREAM_VBI_FMT_IVTV:
1674  *
1675  * Structure of payload contained in an MPEG 2 Private Stream 1 PES Packet in an
1676  * MPEG-2 Program Pack that contains V4L2_MPEG_STREAM_VBI_FMT_IVTV Sliced VBI
1677  * data
1678  *
1679  * Note, the MPEG-2 Program Pack and Private Stream 1 PES packet header
1680  * definitions are not included here.  See the MPEG-2 specifications for details
1681  * on these headers.
1682  */
1683 
1684 /* Line type IDs */
1685 #define V4L2_MPEG_VBI_IVTV_TELETEXT_B     (1)
1686 #define V4L2_MPEG_VBI_IVTV_CAPTION_525    (4)
1687 #define V4L2_MPEG_VBI_IVTV_WSS_625        (5)
1688 #define V4L2_MPEG_VBI_IVTV_VPS            (7)
1689 
1690 struct v4l2_mpeg_vbi_itv0_line {
1691         __u8 id;        /* One of V4L2_MPEG_VBI_IVTV_* above */
1692         __u8 data[42];  /* Sliced VBI data for the line */
1693 } __attribute__ ((packed));
1694 
1695 struct v4l2_mpeg_vbi_itv0 {
1696         __le32 linemask[2]; /* Bitmasks of VBI service lines present */
1697         struct v4l2_mpeg_vbi_itv0_line line[35];
1698 } __attribute__ ((packed));
1699 
1700 struct v4l2_mpeg_vbi_ITV0 {
1701         struct v4l2_mpeg_vbi_itv0_line line[36];
1702 } __attribute__ ((packed));
1703 
1704 #define V4L2_MPEG_VBI_IVTV_MAGIC0       "itv0"
1705 #define V4L2_MPEG_VBI_IVTV_MAGIC1       "ITV0"
1706 
1707 struct v4l2_mpeg_vbi_fmt_ivtv {
1708         __u8 magic[4];
1709         union {
1710                 struct v4l2_mpeg_vbi_itv0 itv0;
1711                 struct v4l2_mpeg_vbi_ITV0 ITV0;
1712         };
1713 } __attribute__ ((packed));
1714 
1715 /*
1716  *      A G G R E G A T E   S T R U C T U R E S
1717  */
1718 
1719 /**
1720  * struct v4l2_plane_pix_format - additional, per-plane format definition
1721  * @sizeimage:          maximum size in bytes required for data, for which
1722  *                      this plane will be used
1723  * @bytesperline:       distance in bytes between the leftmost pixels in two
1724  *                      adjacent lines
1725  */
1726 struct v4l2_plane_pix_format {
1727         __u32           sizeimage;
1728         __u16           bytesperline;
1729         __u16           reserved[7];
1730 } __attribute__ ((packed));
1731 
1732 /**
1733  * struct v4l2_pix_format_mplane - multiplanar format definition
1734  * @width:              image width in pixels
1735  * @height:             image height in pixels
1736  * @pixelformat:        little endian four character code (fourcc)
1737  * @field:              field order (for interlaced video)
1738  * @colorspace:         supplemental to pixelformat
1739  * @plane_fmt:          per-plane information
1740  * @num_planes:         number of planes for this format
1741  */
1742 struct v4l2_pix_format_mplane {
1743         __u32                           width;
1744         __u32                           height;
1745         __u32                           pixelformat;
1746         enum v4l2_field                 field;
1747         enum v4l2_colorspace            colorspace;
1748 
1749         struct v4l2_plane_pix_format    plane_fmt[VIDEO_MAX_PLANES];
1750         __u8                            num_planes;
1751         __u8                            reserved[11];
1752 } __attribute__ ((packed));
1753 
1754 /**
1755  * struct v4l2_format - stream data format
1756  * @type:       type of the data stream
1757  * @pix:        definition of an image format
1758  * @pix_mp:     definition of a multiplanar image format
1759  * @win:        definition of an overlaid image
1760  * @vbi:        raw VBI capture or output parameters
1761  * @sliced:     sliced VBI capture or output parameters
1762  * @raw_data:   placeholder for future extensions and custom formats
1763  */
1764 struct v4l2_format {
1765         enum v4l2_buf_type type;
1766         union {
1767                 struct v4l2_pix_format          pix;     /* V4L2_BUF_TYPE_VIDEO_CAPTURE */
1768                 struct v4l2_pix_format_mplane   pix_mp;  /* V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE */
1769                 struct v4l2_window              win;     /* V4L2_BUF_TYPE_VIDEO_OVERLAY */
1770                 struct v4l2_vbi_format          vbi;     /* V4L2_BUF_TYPE_VBI_CAPTURE */
1771                 struct v4l2_sliced_vbi_format   sliced;  /* V4L2_BUF_TYPE_SLICED_VBI_CAPTURE */
1772                 __u8    raw_data[200];                   /* user-defined */
1773         } fmt;
1774 };
1775 
1776 /*      Stream type-dependent parameters
1777  */
1778 struct v4l2_streamparm {
1779         enum v4l2_buf_type type;
1780         union {
1781                 struct v4l2_captureparm capture;
1782                 struct v4l2_outputparm  output;
1783                 __u8    raw_data[200];  /* user-defined */
1784         } parm;
1785 };
1786 
1787 /*
1788  *      E V E N T S
1789  */
1790 
1791 #define V4L2_EVENT_ALL                          0
1792 #define V4L2_EVENT_VSYNC                        1
1793 #define V4L2_EVENT_EOS                          2
1794 #define V4L2_EVENT_PRIVATE_START                0x08000000
1795 
1796 /* Payload for V4L2_EVENT_VSYNC */
1797 struct v4l2_event_vsync {
1798         /* Can be V4L2_FIELD_ANY, _NONE, _TOP or _BOTTOM */
1799         __u8 field;
1800 } __attribute__ ((packed));
1801 
1802 struct v4l2_event {
1803         __u32                           type;
1804         union {
1805                 struct v4l2_event_vsync vsync;
1806                 __u8                    data[64];
1807         } u;
1808         __u32                           pending;
1809         __u32                           sequence;
1810         struct timespec                 timestamp;
1811         __u32                           reserved[9];
1812 };
1813 
1814 struct v4l2_event_subscription {
1815         __u32                           type;
1816         __u32                           reserved[7];
1817 };
1818 
1819 /*
1820  *      A D V A N C E D   D E B U G G I N G
1821  *
1822  *      NOTE: EXPERIMENTAL API, NEVER RELY ON THIS IN APPLICATIONS!
1823  *      FOR DEBUGGING, TESTING AND INTERNAL USE ONLY!
1824  */
1825 
1826 /* VIDIOC_DBG_G_REGISTER and VIDIOC_DBG_S_REGISTER */
1827 
1828 #define V4L2_CHIP_MATCH_HOST       0  /* Match against chip ID on host (0 for the host) */
1829 #define V4L2_CHIP_MATCH_I2C_DRIVER 1  /* Match against I2C driver name */
1830 #define V4L2_CHIP_MATCH_I2C_ADDR   2  /* Match against I2C 7-bit address */
1831 #define V4L2_CHIP_MATCH_AC97       3  /* Match against anciliary AC97 chip */
1832 
1833 struct v4l2_dbg_match {
1834         __u32 type; /* Match type */
1835         union {     /* Match this chip, meaning determined by type */
1836                 __u32 addr;
1837                 char name[32];
1838         };
1839 } __attribute__ ((packed));
1840 
1841 struct v4l2_dbg_register {
1842         struct v4l2_dbg_match match;
1843         __u32 size;     /* register size in bytes */
1844         __u64 reg;
1845         __u64 val;
1846 } __attribute__ ((packed));
1847 
1848 /* VIDIOC_DBG_G_CHIP_IDENT */
1849 struct v4l2_dbg_chip_ident {
1850         struct v4l2_dbg_match match;
1851         __u32 ident;       /* chip identifier as specified in <media/v4l2-chip-ident.h> */
1852         __u32 revision;    /* chip revision, chip specific */
1853 } __attribute__ ((packed));
1854 
1855 /*
1856  *      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
1857  *
1858  */
1859 #define VIDIOC_QUERYCAP          _IOR('V',  0, struct v4l2_capability)
1860 #define VIDIOC_RESERVED           _IO('V',  1)
1861 #define VIDIOC_ENUM_FMT         _IOWR('V',  2, struct v4l2_fmtdesc)
1862 #define VIDIOC_G_FMT            _IOWR('V',  4, struct v4l2_format)
1863 #define VIDIOC_S_FMT            _IOWR('V',  5, struct v4l2_format)
1864 #define VIDIOC_REQBUFS          _IOWR('V',  8, struct v4l2_requestbuffers)
1865 #define VIDIOC_QUERYBUF         _IOWR('V',  9, struct v4l2_buffer)
1866 #define VIDIOC_G_FBUF            _IOR('V', 10, struct v4l2_framebuffer)
1867 #define VIDIOC_S_FBUF            _IOW('V', 11, struct v4l2_framebuffer)
1868 #define VIDIOC_OVERLAY           _IOW('V', 14, int)
1869 #define VIDIOC_QBUF             _IOWR('V', 15, struct v4l2_buffer)
1870 #define VIDIOC_DQBUF            _IOWR('V', 17, struct v4l2_buffer)
1871 #define VIDIOC_STREAMON          _IOW('V', 18, int)
1872 #define VIDIOC_STREAMOFF         _IOW('V', 19, int)
1873 #define VIDIOC_G_PARM           _IOWR('V', 21, struct v4l2_streamparm)
1874 #define VIDIOC_S_PARM           _IOWR('V', 22, struct v4l2_streamparm)
1875 #define VIDIOC_G_STD             _IOR('V', 23, v4l2_std_id)
1876 #define VIDIOC_S_STD             _IOW('V', 24, v4l2_std_id)
1877 #define VIDIOC_ENUMSTD          _IOWR('V', 25, struct v4l2_standard)
1878 #define VIDIOC_ENUMINPUT        _IOWR('V', 26, struct v4l2_input)
1879 #define VIDIOC_G_CTRL           _IOWR('V', 27, struct v4l2_control)
1880 #define VIDIOC_S_CTRL           _IOWR('V', 28, struct v4l2_control)
1881 #define VIDIOC_G_TUNER          _IOWR('V', 29, struct v4l2_tuner)
1882 #define VIDIOC_S_TUNER           _IOW('V', 30, struct v4l2_tuner)
1883 #define VIDIOC_G_AUDIO           _IOR('V', 33, struct v4l2_audio)
1884 #define VIDIOC_S_AUDIO           _IOW('V', 34, struct v4l2_audio)
1885 #define VIDIOC_QUERYCTRL        _IOWR('V', 36, struct v4l2_queryctrl)
1886 #define VIDIOC_QUERYMENU        _IOWR('V', 37, struct v4l2_querymenu)
1887 #define VIDIOC_G_INPUT           _IOR('V', 38, int)
1888 #define VIDIOC_S_INPUT          _IOWR('V', 39, int)
1889 #define VIDIOC_G_OUTPUT          _IOR('V', 46, int)
1890 #define VIDIOC_S_OUTPUT         _IOWR('V', 47, int)
1891 #define VIDIOC_ENUMOUTPUT       _IOWR('V', 48, struct v4l2_output)
1892 #define VIDIOC_G_AUDOUT          _IOR('V', 49, struct v4l2_audioout)
1893 #define VIDIOC_S_AUDOUT          _IOW('V', 50, struct v4l2_audioout)
1894 #define VIDIOC_G_MODULATOR      _IOWR('V', 54, struct v4l2_modulator)
1895 #define VIDIOC_S_MODULATOR       _IOW('V', 55, struct v4l2_modulator)
1896 #define VIDIOC_G_FREQUENCY      _IOWR('V', 56, struct v4l2_frequency)
1897 #define VIDIOC_S_FREQUENCY       _IOW('V', 57, struct v4l2_frequency)
1898 #define VIDIOC_CROPCAP          _IOWR('V', 58, struct v4l2_cropcap)
1899 #define VIDIOC_G_CROP           _IOWR('V', 59, struct v4l2_crop)
1900 #define VIDIOC_S_CROP            _IOW('V', 60, struct v4l2_crop)
1901 #define VIDIOC_G_JPEGCOMP        _IOR('V', 61, struct v4l2_jpegcompression)
1902 #define VIDIOC_S_JPEGCOMP        _IOW('V', 62, struct v4l2_jpegcompression)
1903 #define VIDIOC_QUERYSTD          _IOR('V', 63, v4l2_std_id)
1904 #define VIDIOC_TRY_FMT          _IOWR('V', 64, struct v4l2_format)
1905 #define VIDIOC_ENUMAUDIO        _IOWR('V', 65, struct v4l2_audio)
1906 #define VIDIOC_ENUMAUDOUT       _IOWR('V', 66, struct v4l2_audioout)
1907 #define VIDIOC_G_PRIORITY        _IOR('V', 67, enum v4l2_priority)
1908 #define VIDIOC_S_PRIORITY        _IOW('V', 68, enum v4l2_priority)
1909 #define VIDIOC_G_SLICED_VBI_CAP _IOWR('V', 69, struct v4l2_sliced_vbi_cap)
1910 #define VIDIOC_LOG_STATUS         _IO('V', 70)
1911 #define VIDIOC_G_EXT_CTRLS      _IOWR('V', 71, struct v4l2_ext_controls)
1912 #define VIDIOC_S_EXT_CTRLS      _IOWR('V', 72, struct v4l2_ext_controls)
1913 #define VIDIOC_TRY_EXT_CTRLS    _IOWR('V', 73, struct v4l2_ext_controls)
1914 #if 1
1915 #define VIDIOC_ENUM_FRAMESIZES  _IOWR('V', 74, struct v4l2_frmsizeenum)
1916 #define VIDIOC_ENUM_FRAMEINTERVALS _IOWR('V', 75, struct v4l2_frmivalenum)
1917 #define VIDIOC_G_ENC_INDEX       _IOR('V', 76, struct v4l2_enc_idx)
1918 #define VIDIOC_ENCODER_CMD      _IOWR('V', 77, struct v4l2_encoder_cmd)
1919 #define VIDIOC_TRY_ENCODER_CMD  _IOWR('V', 78, struct v4l2_encoder_cmd)
1920 #endif
1921 
1922 #if 1
1923 /* Experimental, meant for debugging, testing and internal use.
1924    Only implemented if CONFIG_VIDEO_ADV_DEBUG is defined.
1925    You must be root to use these ioctls. Never use these in applications! */
1926 #define VIDIOC_DBG_S_REGISTER    _IOW('V', 79, struct v4l2_dbg_register)
1927 #define VIDIOC_DBG_G_REGISTER   _IOWR('V', 80, struct v4l2_dbg_register)
1928 
1929 /* Experimental, meant for debugging, testing and internal use.
1930    Never use this ioctl in applications! */
1931 #define VIDIOC_DBG_G_CHIP_IDENT _IOWR('V', 81, struct v4l2_dbg_chip_ident)
1932 #endif
1933 
1934 #define VIDIOC_S_HW_FREQ_SEEK    _IOW('V', 82, struct v4l2_hw_freq_seek)
1935 #define VIDIOC_ENUM_DV_PRESETS  _IOWR('V', 83, struct v4l2_dv_enum_preset)
1936 #define VIDIOC_S_DV_PRESET      _IOWR('V', 84, struct v4l2_dv_preset)
1937 #define VIDIOC_G_DV_PRESET      _IOWR('V', 85, struct v4l2_dv_preset)
1938 #define VIDIOC_QUERY_DV_PRESET  _IOR('V',  86, struct v4l2_dv_preset)
1939 #define VIDIOC_S_DV_TIMINGS     _IOWR('V', 87, struct v4l2_dv_timings)
1940 #define VIDIOC_G_DV_TIMINGS     _IOWR('V', 88, struct v4l2_dv_timings)
1941 #define VIDIOC_DQEVENT           _IOR('V', 89, struct v4l2_event)
1942 #define VIDIOC_SUBSCRIBE_EVENT   _IOW('V', 90, struct v4l2_event_subscription)
1943 #define VIDIOC_UNSUBSCRIBE_EVENT _IOW('V', 91, struct v4l2_event_subscription)
1944 
1945 /* Reminder: when adding new ioctls please add support for them to
1946    drivers/media/video/v4l2-compat-ioctl32.c as well! */
1947 
1948 #define BASE_VIDIOC_PRIVATE     192             /* 192-255 are private */
1949 
1950 #endif /* __LINUX_VIDEODEV2_H */
1951 

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