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
  74 #ifndef __KERNEL__
  75
  76 /* These defines are V4L1 specific and should not be used with the V4L2 API!
  77    They will be removed from this header in the future. */
  78
  79 #define VID_TYPE_CAPTURE        1       /* Can capture */
  80 #define VID_TYPE_TUNER          2       /* Can tune */
  81 #define VID_TYPE_TELETEXT       4       /* Does teletext */
  82 #define VID_TYPE_OVERLAY        8       /* Overlay onto frame buffer */
  83 #define VID_TYPE_CHROMAKEY      16      /* Overlay by chromakey */
  84 #define VID_TYPE_CLIPPING       32      /* Can clip */
  85 #define VID_TYPE_FRAMERAM       64      /* Uses the frame buffer memory */
  86 #define VID_TYPE_SCALES         128     /* Scalable */
  87 #define VID_TYPE_MONOCHROME     256     /* Monochrome only */
  88 #define VID_TYPE_SUBCAPTURE     512     /* Can capture subareas of the image */
  89 #define VID_TYPE_MPEG_DECODER   1024    /* Can decode MPEG streams */
  90 #define VID_TYPE_MPEG_ENCODER   2048    /* Can encode MPEG streams */
  91 #define VID_TYPE_MJPEG_DECODER  4096    /* Can decode MJPEG streams */
  92 #define VID_TYPE_MJPEG_ENCODER  8192    /* Can encode MJPEG streams */
  93 #endif
  94
  95 /*
  96  *      M I S C E L L A N E O U S
  97  */
  98
  99 /*  Four-character-code (FOURCC) */
 100 #define v4l2_fourcc(a, b, c, d)\
 101         ((__u32)(a) | ((__u32)(b) << 8) | ((__u32)(c) << 16) | ((__u32)(d) << 24))
 102
 103 /*
 104  *      E N U M S
 105  */
 106 enum v4l2_field {
 107         V4L2_FIELD_ANY           = 0, /* driver can choose from none,
 108                                          top, bottom, interlaced
 109                                          depending on whatever it thinks
 110                                          is approximate ... */
 111         V4L2_FIELD_NONE          = 1, /* this device has no fields ... */
 112         V4L2_FIELD_TOP           = 2, /* top field only */
 113         V4L2_FIELD_BOTTOM        = 3, /* bottom field only */
 114         V4L2_FIELD_INTERLACED    = 4, /* both fields interlaced */
 115         V4L2_FIELD_SEQ_TB        = 5, /* both fields sequential into one
 116                                          buffer, top-bottom order */
 117         V4L2_FIELD_SEQ_BT        = 6, /* same as above + bottom-top order */
 118         V4L2_FIELD_ALTERNATE     = 7, /* both fields alternating into
 119                                          separate buffers */
 120         V4L2_FIELD_INTERLACED_TB = 8, /* both fields interlaced, top field
 121                                          first and the top field is
 122                                          transmitted first */
 123         V4L2_FIELD_INTERLACED_BT = 9, /* both fields interlaced, top field
 124                                          first and the bottom field is
 125                                          transmitted first */
 126 };
 127 #define V4L2_FIELD_HAS_TOP(field)       \
 128         ((field) == V4L2_FIELD_TOP      ||\
 129          (field) == V4L2_FIELD_INTERLACED ||\
 130          (field) == V4L2_FIELD_INTERLACED_TB ||\
 131          (field) == V4L2_FIELD_INTERLACED_BT ||\
 132          (field) == V4L2_FIELD_SEQ_TB   ||\
 133          (field) == V4L2_FIELD_SEQ_BT)
 134 #define V4L2_FIELD_HAS_BOTTOM(field)    \
 135         ((field) == V4L2_FIELD_BOTTOM   ||\
 136          (field) == V4L2_FIELD_INTERLACED ||\
 137          (field) == V4L2_FIELD_INTERLACED_TB ||\
 138          (field) == V4L2_FIELD_INTERLACED_BT ||\
 139          (field) == V4L2_FIELD_SEQ_TB   ||\
 140          (field) == V4L2_FIELD_SEQ_BT)
 141 #define V4L2_FIELD_HAS_BOTH(field)      \
 142         ((field) == V4L2_FIELD_INTERLACED ||\
 143          (field) == V4L2_FIELD_INTERLACED_TB ||\
 144          (field) == V4L2_FIELD_INTERLACED_BT ||\
 145          (field) == V4L2_FIELD_SEQ_TB ||\
 146          (field) == V4L2_FIELD_SEQ_BT)
 147
 148 enum v4l2_buf_type {
 149         V4L2_BUF_TYPE_VIDEO_CAPTURE        = 1,
 150         V4L2_BUF_TYPE_VIDEO_OUTPUT         = 2,
 151         V4L2_BUF_TYPE_VIDEO_OVERLAY        = 3,
 152         V4L2_BUF_TYPE_VBI_CAPTURE          = 4,
 153         V4L2_BUF_TYPE_VBI_OUTPUT           = 5,
 154         V4L2_BUF_TYPE_SLICED_VBI_CAPTURE   = 6,
 155         V4L2_BUF_TYPE_SLICED_VBI_OUTPUT    = 7,
 156 #if 1
 157         /* Experimental */
 158         V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY = 8,
 159 #endif
 160         V4L2_BUF_TYPE_PRIVATE              = 0x80,
 161 };
 162
 163 enum v4l2_ctrl_type {
 164         V4L2_CTRL_TYPE_INTEGER       = 1,
 165         V4L2_CTRL_TYPE_BOOLEAN       = 2,
 166         V4L2_CTRL_TYPE_MENU          = 3,
 167         V4L2_CTRL_TYPE_BUTTON        = 4,
 168         V4L2_CTRL_TYPE_INTEGER64     = 5,
 169         V4L2_CTRL_TYPE_CTRL_CLASS    = 6,
 170 };
 171
 172 enum v4l2_tuner_type {
 173         V4L2_TUNER_RADIO             = 1,
 174         V4L2_TUNER_ANALOG_TV         = 2,
 175         V4L2_TUNER_DIGITAL_TV        = 3,
 176 };
 177
 178 enum v4l2_memory {
 179         V4L2_MEMORY_MMAP             = 1,
 180         V4L2_MEMORY_USERPTR          = 2,
 181         V4L2_MEMORY_OVERLAY          = 3,
 182 };
 183
 184 /* see also http://vektor.theorem.ca/graphics/ycbcr/ */
 185 enum v4l2_colorspace {
 186         /* ITU-R 601 -- broadcast NTSC/PAL */
 187         V4L2_COLORSPACE_SMPTE170M     = 1,
 188
 189         /* 1125-Line (US) HDTV */
 190         V4L2_COLORSPACE_SMPTE240M     = 2,
 191
 192         /* HD and modern captures. */
 193         V4L2_COLORSPACE_REC709        = 3,
 194
 195         /* broken BT878 extents (601, luma range 16-253 instead of 16-235) */
 196         V4L2_COLORSPACE_BT878         = 4,
 197
 198         /* These should be useful.  Assume 601 extents. */
 199         V4L2_COLORSPACE_470_SYSTEM_M  = 5,
 200         V4L2_COLORSPACE_470_SYSTEM_BG = 6,
 201
 202         /* I know there will be cameras that send this.  So, this is
 203          * unspecified chromaticities and full 0-255 on each of the
 204          * Y'CbCr components
 205          */
 206         V4L2_COLORSPACE_JPEG          = 7,
 207
 208         /* For RGB colourspaces, this is probably a good start. */
 209         V4L2_COLORSPACE_SRGB          = 8,
 210 };
 211
 212 enum v4l2_priority {
 213         V4L2_PRIORITY_UNSET       = 0,  /* not initialized */
 214         V4L2_PRIORITY_BACKGROUND  = 1,
 215         V4L2_PRIORITY_INTERACTIVE = 2,
 216         V4L2_PRIORITY_RECORD      = 3,
 217         V4L2_PRIORITY_DEFAULT     = V4L2_PRIORITY_INTERACTIVE,
 218 };
 219
 220 struct v4l2_rect {
 221         __s32   left;
 222         __s32   top;
 223         __s32   width;
 224         __s32   height;
 225 };
 226
 227 struct v4l2_fract {
 228         __u32   numerator;
 229         __u32   denominator;
 230 };
 231
 232 /*
 233  *      D R I V E R   C A P A B I L I T I E S
 234  */
 235 struct v4l2_capability {
 236         __u8    driver[16];     /* i.e. "bttv" */
 237         __u8    card[32];       /* i.e. "Hauppauge WinTV" */
 238         __u8    bus_info[32];   /* "PCI:" + pci_name(pci_dev) */
 239         __u32   version;        /* should use KERNEL_VERSION() */
 240         __u32   capabilities;   /* Device capabilities */
 241         __u32   reserved[4];
 242 };
 243
 244 /* Values for 'capabilities' field */
 245 #define V4L2_CAP_VIDEO_CAPTURE          0x00000001  /* Is a video capture device */
 246 #define V4L2_CAP_VIDEO_OUTPUT           0x00000002  /* Is a video output device */
 247 #define V4L2_CAP_VIDEO_OVERLAY          0x00000004  /* Can do video overlay */
 248 #define V4L2_CAP_VBI_CAPTURE            0x00000010  /* Is a raw VBI capture device */
 249 #define V4L2_CAP_VBI_OUTPUT             0x00000020  /* Is a raw VBI output device */
 250 #define V4L2_CAP_SLICED_VBI_CAPTURE     0x00000040  /* Is a sliced VBI capture device */
 251 #define V4L2_CAP_SLICED_VBI_OUTPUT      0x00000080  /* Is a sliced VBI output device */
 252 #define V4L2_CAP_RDS_CAPTURE            0x00000100  /* RDS data capture */
 253 #define V4L2_CAP_VIDEO_OUTPUT_OVERLAY   0x00000200  /* Can do video output overlay */
 254 #define V4L2_CAP_HW_FREQ_SEEK           0x00000400  /* Can do hardware frequency seek  */
 255
 256 #define V4L2_CAP_TUNER                  0x00010000  /* has a tuner */
 257 #define V4L2_CAP_AUDIO                  0x00020000  /* has audio support */
 258 #define V4L2_CAP_RADIO                  0x00040000  /* is a radio device */
 259
 260 #define V4L2_CAP_READWRITE              0x01000000  /* read/write systemcalls */
 261 #define V4L2_CAP_ASYNCIO                0x02000000  /* async I/O */
 262 #define V4L2_CAP_STREAMING              0x04000000  /* streaming I/O ioctls */
 263
 264 /*
 265  *      V I D E O   I M A G E   F O R M A T
 266  */
 267 struct v4l2_pix_format {
 268         __u32                   width;
 269         __u32                   height;
 270         __u32                   pixelformat;
 271         enum v4l2_field         field;
 272         __u32                   bytesperline;   /* for padding, zero if unused */
 273         __u32                   sizeimage;
 274         enum v4l2_colorspace    colorspace;
 275         __u32                   priv;           /* private data, depends on pixelformat */
 276 };
 277
 278 /*      Pixel format         FOURCC                        depth  Description  */
 279 #define V4L2_PIX_FMT_RGB332  v4l2_fourcc('R', 'G', 'B', '1') /*  8  RGB-3-3-2     */
 280 #define V4L2_PIX_FMT_RGB444  v4l2_fourcc('R', '4', '4', '4') /* 16  xxxxrrrr ggggbbbb */
 281 #define V4L2_PIX_FMT_RGB555  v4l2_fourcc('R', 'G', 'B', 'O') /* 16  RGB-5-5-5     */
 282 #define V4L2_PIX_FMT_RGB565  v4l2_fourcc('R', 'G', 'B', 'P') /* 16  RGB-5-6-5     */
 283 #define V4L2_PIX_FMT_RGB555X v4l2_fourcc('R', 'G', 'B', 'Q') /* 16  RGB-5-5-5 BE  */
 284 #define V4L2_PIX_FMT_RGB565X v4l2_fourcc('R', 'G', 'B', 'R') /* 16  RGB-5-6-5 BE  */
 285 #define V4L2_PIX_FMT_BGR24   v4l2_fourcc('B', 'G', 'R', '3') /* 24  BGR-8-8-8     */
 286 #define V4L2_PIX_FMT_RGB24   v4l2_fourcc('R', 'G', 'B', '3') /* 24  RGB-8-8-8     */
 287 #define V4L2_PIX_FMT_BGR32   v4l2_fourcc('B', 'G', 'R', '4') /* 32  BGR-8-8-8-8   */
 288 #define V4L2_PIX_FMT_RGB32   v4l2_fourcc('R', 'G', 'B', '4') /* 32  RGB-8-8-8-8   */
 289 #define V4L2_PIX_FMT_GREY    v4l2_fourcc('G', 'R', 'E', 'Y') /*  8  Greyscale     */
 290 #define V4L2_PIX_FMT_Y16     v4l2_fourcc('Y', '1', '6', ' ') /* 16  Greyscale     */
 291 #define V4L2_PIX_FMT_PAL8    v4l2_fourcc('P', 'A', 'L', '8') /*  8  8-bit palette */
 292 #define V4L2_PIX_FMT_YVU410  v4l2_fourcc('Y', 'V', 'U', '9') /*  9  YVU 4:1:0     */
 293 #define V4L2_PIX_FMT_YVU420  v4l2_fourcc('Y', 'V', '1', '2') /* 12  YVU 4:2:0     */
 294 #define V4L2_PIX_FMT_YUYV    v4l2_fourcc('Y', 'U', 'Y', 'V') /* 16  YUV 4:2:2     */
 295 #define V4L2_PIX_FMT_UYVY    v4l2_fourcc('U', 'Y', 'V', 'Y') /* 16  YUV 4:2:2     */
 296 #define V4L2_PIX_FMT_VYUY    v4l2_fourcc('V', 'Y', 'U', 'Y') /* 16  YUV 4:2:2     */
 297 #define V4L2_PIX_FMT_YUV422P v4l2_fourcc('4', '2', '2', 'P') /* 16  YVU422 planar */
 298 #define V4L2_PIX_FMT_YUV411P v4l2_fourcc('4', '1', '1', 'P') /* 16  YVU411 planar */
 299 #define V4L2_PIX_FMT_Y41P    v4l2_fourcc('Y', '4', '1', 'P') /* 12  YUV 4:1:1     */
 300 #define V4L2_PIX_FMT_YUV444  v4l2_fourcc('Y', '4', '4', '4') /* 16  xxxxyyyy uuuuvvvv */
 301 #define V4L2_PIX_FMT_YUV555  v4l2_fourcc('Y', 'U', 'V', 'O') /* 16  YUV-5-5-5     */
 302 #define V4L2_PIX_FMT_YUV565  v4l2_fourcc('Y', 'U', 'V', 'P') /* 16  YUV-5-6-5     */
 303 #define V4L2_PIX_FMT_YUV32   v4l2_fourcc('Y', 'U', 'V', '4') /* 32  YUV-8-8-8-8   */
 304
 305 /* two planes -- one Y, one Cr + Cb interleaved  */
 306 #define V4L2_PIX_FMT_NV12    v4l2_fourcc('N', 'V', '1', '2') /* 12  Y/CbCr 4:2:0  */
 307 #define V4L2_PIX_FMT_NV21    v4l2_fourcc('N', 'V', '2', '1') /* 12  Y/CrCb 4:2:0  */
 308 #define V4L2_PIX_FMT_NV16    v4l2_fourcc('N', 'V', '1', '6') /* 16  Y/CbCr 4:2:2  */
 309 #define V4L2_PIX_FMT_NV61    v4l2_fourcc('N', 'V', '6', '1') /* 16  Y/CrCb 4:2:2  */
 310
 311 /*  The following formats are not defined in the V4L2 specification */
 312 #define V4L2_PIX_FMT_YUV410  v4l2_fourcc('Y', 'U', 'V', '9') /*  9  YUV 4:1:0     */
 313 #define V4L2_PIX_FMT_YUV420  v4l2_fourcc('Y', 'U', '1', '2') /* 12  YUV 4:2:0     */
 314 #define V4L2_PIX_FMT_YYUV    v4l2_fourcc('Y', 'Y', 'U', 'V') /* 16  YUV 4:2:2     */
 315 #define V4L2_PIX_FMT_HI240   v4l2_fourcc('H', 'I', '2', '4') /*  8  8-bit color   */
 316 #define V4L2_PIX_FMT_HM12    v4l2_fourcc('H', 'M', '1', '2') /*  8  YUV 4:2:0 16x16 macroblocks */
 317
 318 /* see http://www.siliconimaging.com/RGB%20Bayer.htm */
 319 #define V4L2_PIX_FMT_SBGGR8  v4l2_fourcc('B', 'A', '8', '1') /*  8  BGBG.. GRGR.. */
 320 #define V4L2_PIX_FMT_SGBRG8  v4l2_fourcc('G', 'B', 'R', 'G') /*  8  GBGB.. RGRG.. */
 321 /*
 322  * 10bit raw bayer, expanded to 16 bits
 323  * xxxxrrrrrrrrrrxxxxgggggggggg xxxxggggggggggxxxxbbbbbbbbbb...
 324  */
 325 #define V4L2_PIX_FMT_SGRBG10 v4l2_fourcc('B', 'A', '1', '0')
 326 /* 10bit raw bayer DPCM compressed to 8 bits */
 327 #define V4L2_PIX_FMT_SGRBG10DPCM8 v4l2_fourcc('B', 'D', '1', '0')
 328 #define V4L2_PIX_FMT_SBGGR16 v4l2_fourcc('B', 'Y', 'R', '2') /* 16  BGBG.. GRGR.. */
 329
 330 /* compressed formats */
 331 #define V4L2_PIX_FMT_MJPEG    v4l2_fourcc('M', 'J', 'P', 'G') /* Motion-JPEG   */
 332 #define V4L2_PIX_FMT_JPEG     v4l2_fourcc('J', 'P', 'E', 'G') /* JFIF JPEG     */
 333 #define V4L2_PIX_FMT_DV       v4l2_fourcc('d', 'v', 's', 'd') /* 1394          */
 334 #define V4L2_PIX_FMT_MPEG     v4l2_fourcc('M', 'P', 'E', 'G') /* MPEG-1/2/4    */
 335
 336 /*  Vendor-specific formats   */
 337 #define V4L2_PIX_FMT_WNVA     v4l2_fourcc('W', 'N', 'V', 'A') /* Winnov hw compress */
 338 #define V4L2_PIX_FMT_SN9C10X  v4l2_fourcc('S', '9', '1', '0') /* SN9C10x compression */
 339 #define V4L2_PIX_FMT_PWC1     v4l2_fourcc('P', 'W', 'C', '1') /* pwc older webcam */
 340 #define V4L2_PIX_FMT_PWC2     v4l2_fourcc('P', 'W', 'C', '2') /* pwc newer webcam */
 341 #define V4L2_PIX_FMT_ET61X251 v4l2_fourcc('E', '6', '2', '5') /* ET61X251 compression */
 342 #define V4L2_PIX_FMT_SPCA501  v4l2_fourcc('S', '5', '0', '1') /* YUYV per line */
 343 #define V4L2_PIX_FMT_SPCA505  v4l2_fourcc('S', '5', '0', '5') /* YYUV per line */
 344 #define V4L2_PIX_FMT_SPCA508  v4l2_fourcc('S', '5', '0', '8') /* YUVY per line */
 345 #define V4L2_PIX_FMT_SPCA561  v4l2_fourcc('S', '5', '6', '1') /* compressed GBRG bayer */
 346 #define V4L2_PIX_FMT_PAC207   v4l2_fourcc('P', '2', '0', '7') /* compressed BGGR bayer */
 347 #define V4L2_PIX_FMT_PJPG     v4l2_fourcc('P', 'J', 'P', 'G') /* Pixart 73xx JPEG */
 348 #define V4L2_PIX_FMT_YVYU    v4l2_fourcc('Y', 'V', 'Y', 'U') /* 16  YVU 4:2:2     */
 349
 350 /*
 351  *      F O R M A T   E N U M E R A T I O N
 352  */
 353 struct v4l2_fmtdesc {
 354         __u32               index;             /* Format number      */
 355         enum v4l2_buf_type  type;              /* buffer type        */
 356         __u32               flags;
 357         __u8                description[32];   /* Description string */
 358         __u32               pixelformat;       /* Format fourcc      */
 359         __u32               reserved[4];
 360 };
 361
 362 #define V4L2_FMT_FLAG_COMPRESSED 0x0001
 363
 364 #if 1
 365         /* Experimental Frame Size and frame rate enumeration */
 366 /*
 367  *      F R A M E   S I Z E   E N U M E R A T I O N
 368  */
 369 enum v4l2_frmsizetypes {
 370         V4L2_FRMSIZE_TYPE_DISCRETE      = 1,
 371         V4L2_FRMSIZE_TYPE_CONTINUOUS    = 2,
 372         V4L2_FRMSIZE_TYPE_STEPWISE      = 3,
 373 };
 374
 375 struct v4l2_frmsize_discrete {
 376         __u32                   width;          /* Frame width [pixel] */
 377         __u32                   height;         /* Frame height [pixel] */
 378 };
 379
 380 struct v4l2_frmsize_stepwise {
 381         __u32                   min_width;      /* Minimum frame width [pixel] */
 382         __u32                   max_width;      /* Maximum frame width [pixel] */
 383         __u32                   step_width;     /* Frame width step size [pixel] */
 384         __u32                   min_height;     /* Minimum frame height [pixel] */
 385         __u32                   max_height;     /* Maximum frame height [pixel] */
 386         __u32                   step_height;    /* Frame height step size [pixel] */
 387 };
 388
 389 struct v4l2_frmsizeenum {
 390         __u32                   index;          /* Frame size number */
 391         __u32                   pixel_format;   /* Pixel format */
 392         __u32                   type;           /* Frame size type the device supports. */
 393
 394         union {                                 /* Frame size */
 395                 struct v4l2_frmsize_discrete    discrete;
 396                 struct v4l2_frmsize_stepwise    stepwise;
 397         };
 398
 399         __u32   reserved[2];                    /* Reserved space for future use */
 400 };
 401
 402 /*
 403  *      F R A M E   R A T E   E N U M E R A T I O N
 404  */
 405 enum v4l2_frmivaltypes {
 406         V4L2_FRMIVAL_TYPE_DISCRETE      = 1,
 407         V4L2_FRMIVAL_TYPE_CONTINUOUS    = 2,
 408         V4L2_FRMIVAL_TYPE_STEPWISE      = 3,
 409 };
 410
 411 struct v4l2_frmival_stepwise {
 412         struct v4l2_fract       min;            /* Minimum frame interval [s] */
 413         struct v4l2_fract       max;            /* Maximum frame interval [s] */
 414         struct v4l2_fract       step;           /* Frame interval step size [s] */
 415 };
 416
 417 struct v4l2_frmivalenum {
 418         __u32                   index;          /* Frame format index */
 419         __u32                   pixel_format;   /* Pixel format */
 420         __u32                   width;          /* Frame width */
 421         __u32                   height;         /* Frame height */
 422         __u32                   type;           /* Frame interval type the device supports. */
 423
 424         union {                                 /* Frame interval */
 425                 struct v4l2_fract               discrete;
 426                 struct v4l2_frmival_stepwise    stepwise;
 427         };
 428
 429         __u32   reserved[2];                    /* Reserved space for future use */
 430 };
 431 #endif
 432
 433 /*
 434  *      T I M E C O D E
 435  */
 436 struct v4l2_timecode {
 437         __u32   type;
 438         __u32   flags;
 439         __u8    frames;
 440         __u8    seconds;
 441         __u8    minutes;
 442         __u8    hours;
 443         __u8    userbits[4];
 444 };
 445
 446 /*  Type  */
 447 #define V4L2_TC_TYPE_24FPS              1
 448 #define V4L2_TC_TYPE_25FPS              2
 449 #define V4L2_TC_TYPE_30FPS              3
 450 #define V4L2_TC_TYPE_50FPS              4
 451 #define V4L2_TC_TYPE_60FPS              5
 452
 453 /*  Flags  */
 454 #define V4L2_TC_FLAG_DROPFRAME          0x0001 /* "drop-frame" mode */
 455 #define V4L2_TC_FLAG_COLORFRAME         0x0002
 456 #define V4L2_TC_USERBITS_field          0x000C
 457 #define V4L2_TC_USERBITS_USERDEFINED    0x0000
 458 #define V4L2_TC_USERBITS_8BITCHARS      0x0008
 459 /* The above is based on SMPTE timecodes */
 460
 461 struct v4l2_jpegcompression {
 462         int quality;
 463
 464         int  APPn;              /* Number of APP segment to be written,
 465                                  * must be 0..15 */
 466         int  APP_len;           /* Length of data in JPEG APPn segment */
 467         char APP_data[60];      /* Data in the JPEG APPn segment. */
 468
 469         int  COM_len;           /* Length of data in JPEG COM segment */
 470         char COM_data[60];      /* Data in JPEG COM segment */
 471
 472         __u32 jpeg_markers;     /* Which markers should go into the JPEG
 473                                  * output. Unless you exactly know what
 474                                  * you do, leave them untouched.
 475                                  * Inluding less markers will make the
 476                                  * resulting code smaller, but there will
 477                                  * be fewer aplications which can read it.
 478                                  * The presence of the APP and COM marker
 479                                  * is influenced by APP_len and COM_len
 480                                  * ONLY, not by this property! */
 481
 482 #define V4L2_JPEG_MARKER_DHT (1<<3)    /* Define Huffman Tables */
 483 #define V4L2_JPEG_MARKER_DQT (1<<4)    /* Define Quantization Tables */
 484 #define V4L2_JPEG_MARKER_DRI (1<<5)    /* Define Restart Interval */
 485 #define V4L2_JPEG_MARKER_COM (1<<6)    /* Comment segment */
 486 #define V4L2_JPEG_MARKER_APP (1<<7)    /* App segment, driver will
 487                                         * allways use APP0 */
 488 };
 489
 490 /*
 491  *      M E M O R Y - M A P P I N G   B U F F E R S
 492  */
 493 struct v4l2_requestbuffers {
 494         __u32                   count;
 495         enum v4l2_buf_type      type;
 496         enum v4l2_memory        memory;
 497         __u32                   reserved[2];
 498 };
 499
 500 struct v4l2_buffer {
 501         __u32                   index;
 502         enum v4l2_buf_type      type;
 503         __u32                   bytesused;
 504         __u32                   flags;
 505         enum v4l2_field         field;
 506         struct timeval          timestamp;
 507         struct v4l2_timecode    timecode;
 508         __u32                   sequence;
 509
 510         /* memory location */
 511         enum v4l2_memory        memory;
 512         union {
 513                 __u32           offset;
 514                 unsigned long   userptr;
 515         } m;
 516         __u32                   length;
 517         __u32                   input;
 518         __u32                   reserved;
 519 };
 520
 521 /*  Flags for 'flags' field */
 522 #define V4L2_BUF_FLAG_MAPPED    0x0001  /* Buffer is mapped (flag) */
 523 #define V4L2_BUF_FLAG_QUEUED    0x0002  /* Buffer is queued for processing */
 524 #define V4L2_BUF_FLAG_DONE      0x0004  /* Buffer is ready */
 525 #define V4L2_BUF_FLAG_KEYFRAME  0x0008  /* Image is a keyframe (I-frame) */
 526 #define V4L2_BUF_FLAG_PFRAME    0x0010  /* Image is a P-frame */
 527 #define V4L2_BUF_FLAG_BFRAME    0x0020  /* Image is a B-frame */
 528 #define V4L2_BUF_FLAG_TIMECODE  0x0100  /* timecode field is valid */
 529 #define V4L2_BUF_FLAG_INPUT     0x0200  /* input field is valid */
 530
 531 /*
 532  *      O V E R L A Y   P R E V I E W
 533  */
 534 struct v4l2_framebuffer {
 535         __u32                   capability;
 536         __u32                   flags;
 537 /* FIXME: in theory we should pass something like PCI device + memory
 538  * region + offset instead of some physical address */
 539         void                    *base;
 540         struct v4l2_pix_format  fmt;
 541 };
 542 /*  Flags for the 'capability' field. Read only */
 543 #define V4L2_FBUF_CAP_EXTERNOVERLAY     0x0001
 544 #define V4L2_FBUF_CAP_CHROMAKEY         0x0002
 545 #define V4L2_FBUF_CAP_LIST_CLIPPING     0x0004
 546 #define V4L2_FBUF_CAP_BITMAP_CLIPPING   0x0008
 547 #define V4L2_FBUF_CAP_LOCAL_ALPHA       0x0010
 548 #define V4L2_FBUF_CAP_GLOBAL_ALPHA      0x0020
 549 #define V4L2_FBUF_CAP_LOCAL_INV_ALPHA   0x0040
 550 /*  Flags for the 'flags' field. */
 551 #define V4L2_FBUF_FLAG_PRIMARY          0x0001
 552 #define V4L2_FBUF_FLAG_OVERLAY          0x0002
 553 #define V4L2_FBUF_FLAG_CHROMAKEY        0x0004
 554 #define V4L2_FBUF_FLAG_LOCAL_ALPHA      0x0008
 555 #define V4L2_FBUF_FLAG_GLOBAL_ALPHA     0x0010
 556 #define V4L2_FBUF_FLAG_LOCAL_INV_ALPHA  0x0020
 557
 558 struct v4l2_clip {
 559         struct v4l2_rect        c;
 560         struct v4l2_clip        __user *next;
 561 };
 562
 563 struct v4l2_window {
 564         struct v4l2_rect        w;
 565         enum v4l2_field         field;
 566         __u32                   chromakey;
 567         struct v4l2_clip        __user *clips;
 568         __u32                   clipcount;
 569         void                    __user *bitmap;
 570         __u8                    global_alpha;
 571 };
 572
 573 /*
 574  *      C A P T U R E   P A R A M E T E R S
 575  */
 576 struct v4l2_captureparm {
 577         __u32              capability;    /*  Supported modes */
 578         __u32              capturemode;   /*  Current mode */
 579         struct v4l2_fract  timeperframe;  /*  Time per frame in .1us units */
 580         __u32              extendedmode;  /*  Driver-specific extensions */
 581         __u32              readbuffers;   /*  # of buffers for read */
 582         __u32              reserved[4];
 583 };
 584
 585 /*  Flags for 'capability' and 'capturemode' fields */
 586 #define V4L2_MODE_HIGHQUALITY   0x0001  /*  High quality imaging mode */
 587 #define V4L2_CAP_TIMEPERFRAME   0x1000  /*  timeperframe field is supported */
 588
 589 struct v4l2_outputparm {
 590         __u32              capability;   /*  Supported modes */
 591         __u32              outputmode;   /*  Current mode */
 592         struct v4l2_fract  timeperframe; /*  Time per frame in seconds */
 593         __u32              extendedmode; /*  Driver-specific extensions */
 594         __u32              writebuffers; /*  # of buffers for write */
 595         __u32              reserved[4];
 596 };
 597
 598 /*
 599  *      I N P U T   I M A G E   C R O P P I N G
 600  */
 601 struct v4l2_cropcap {
 602         enum v4l2_buf_type      type;
 603         struct v4l2_rect        bounds;
 604         struct v4l2_rect        defrect;
 605         struct v4l2_fract       pixelaspect;
 606 };
 607
 608 struct v4l2_crop {
 609         enum v4l2_buf_type      type;
 610         struct v4l2_rect        c;
 611 };
 612
 613 /*
 614  *      A N A L O G   V I D E O   S T A N D A R D
 615  */
 616
 617 typedef __u64 v4l2_std_id;
 618
 619 /* one bit for each */
 620 #define V4L2_STD_PAL_B          ((v4l2_std_id)0x00000001)
 621 #define V4L2_STD_PAL_B1         ((v4l2_std_id)0x00000002)
 622 #define V4L2_STD_PAL_G          ((v4l2_std_id)0x00000004)
 623 #define V4L2_STD_PAL_H          ((v4l2_std_id)0x00000008)
 624 #define V4L2_STD_PAL_I          ((v4l2_std_id)0x00000010)
 625 #define V4L2_STD_PAL_D          ((v4l2_std_id)0x00000020)
 626 #define V4L2_STD_PAL_D1         ((v4l2_std_id)0x00000040)
 627 #define V4L2_STD_PAL_K          ((v4l2_std_id)0x00000080)
 628
 629 #define V4L2_STD_PAL_M          ((v4l2_std_id)0x00000100)
 630 #define V4L2_STD_PAL_N          ((v4l2_std_id)0x00000200)
 631 #define V4L2_STD_PAL_Nc         ((v4l2_std_id)0x00000400)
 632 #define V4L2_STD_PAL_60         ((v4l2_std_id)0x00000800)
 633
 634 #define V4L2_STD_NTSC_M         ((v4l2_std_id)0x00001000)
 635 #define V4L2_STD_NTSC_M_JP      ((v4l2_std_id)0x00002000)
 636 #define V4L2_STD_NTSC_443       ((v4l2_std_id)0x00004000)
 637 #define V4L2_STD_NTSC_M_KR      ((v4l2_std_id)0x00008000)
 638
 639 #define V4L2_STD_SECAM_B        ((v4l2_std_id)0x00010000)
 640 #define V4L2_STD_SECAM_D        ((v4l2_std_id)0x00020000)
 641 #define V4L2_STD_SECAM_G        ((v4l2_std_id)0x00040000)
 642 #define V4L2_STD_SECAM_H        ((v4l2_std_id)0x00080000)
 643 #define V4L2_STD_SECAM_K        ((v4l2_std_id)0x00100000)
 644 #define V4L2_STD_SECAM_K1       ((v4l2_std_id)0x00200000)
 645 #define V4L2_STD_SECAM_L        ((v4l2_std_id)0x00400000)
 646 #define V4L2_STD_SECAM_LC       ((v4l2_std_id)0x00800000)
 647
 648 /* ATSC/HDTV */
 649 #define V4L2_STD_ATSC_8_VSB     ((v4l2_std_id)0x01000000)
 650 #define V4L2_STD_ATSC_16_VSB    ((v4l2_std_id)0x02000000)
 651
 652 /* FIXME:
 653    Although std_id is 64 bits, there is an issue on PPC32 architecture that
 654    makes switch(__u64) to break. So, there's a hack on v4l2-common.c rounding
 655    this value to 32 bits.
 656    As, currently, the max value is for V4L2_STD_ATSC_16_VSB (30 bits wide),
 657    it should work fine. However, if needed to add more than two standards,
 658    v4l2-common.c should be fixed.
 659  */
 660
 661 /* some merged standards */
 662 #define V4L2_STD_MN     (V4L2_STD_PAL_M|V4L2_STD_PAL_N|V4L2_STD_PAL_Nc|V4L2_STD_NTSC)
 663 #define V4L2_STD_B      (V4L2_STD_PAL_B|V4L2_STD_PAL_B1|V4L2_STD_SECAM_B)
 664 #define V4L2_STD_GH     (V4L2_STD_PAL_G|V4L2_STD_PAL_H|V4L2_STD_SECAM_G|V4L2_STD_SECAM_H)
 665 #define V4L2_STD_DK     (V4L2_STD_PAL_DK|V4L2_STD_SECAM_DK)
 666
 667 /* some common needed stuff */
 668 #define V4L2_STD_PAL_BG         (V4L2_STD_PAL_B         |\
 669                                  V4L2_STD_PAL_B1        |\
 670                                  V4L2_STD_PAL_G)
 671 #define V4L2_STD_PAL_DK         (V4L2_STD_PAL_D         |\
 672                                  V4L2_STD_PAL_D1        |\
 673                                  V4L2_STD_PAL_K)
 674 #define V4L2_STD_PAL            (V4L2_STD_PAL_BG        |\
 675                                  V4L2_STD_PAL_DK        |\
 676                                  V4L2_STD_PAL_H         |\
 677                                  V4L2_STD_PAL_I)
 678 #define V4L2_STD_NTSC           (V4L2_STD_NTSC_M        |\
 679                                  V4L2_STD_NTSC_M_JP     |\
 680                                  V4L2_STD_NTSC_M_KR)
 681 #define V4L2_STD_SECAM_DK       (V4L2_STD_SECAM_D       |\
 682                                  V4L2_STD_SECAM_K       |\
 683                                  V4L2_STD_SECAM_K1)
 684 #define V4L2_STD_SECAM          (V4L2_STD_SECAM_B       |\
 685                                  V4L2_STD_SECAM_G       |\
 686                                  V4L2_STD_SECAM_H       |\
 687                                  V4L2_STD_SECAM_DK      |\
 688                                  V4L2_STD_SECAM_L       |\
 689                                  V4L2_STD_SECAM_LC)
 690
 691 #define V4L2_STD_525_60         (V4L2_STD_PAL_M         |\
 692                                  V4L2_STD_PAL_60        |\
 693                                  V4L2_STD_NTSC          |\
 694                                  V4L2_STD_NTSC_443)
 695 #define V4L2_STD_625_50         (V4L2_STD_PAL           |\
 696                                  V4L2_STD_PAL_N         |\
 697                                  V4L2_STD_PAL_Nc        |\
 698                                  V4L2_STD_SECAM)
 699 #define V4L2_STD_ATSC           (V4L2_STD_ATSC_8_VSB    |\
 700                                  V4L2_STD_ATSC_16_VSB)
 701
 702 #define V4L2_STD_UNKNOWN        0
 703 #define V4L2_STD_ALL            (V4L2_STD_525_60        |\
 704                                  V4L2_STD_625_50)
 705
 706 struct v4l2_standard {
 707         __u32                index;
 708         v4l2_std_id          id;
 709         __u8                 name[24];
 710         struct v4l2_fract    frameperiod; /* Frames, not fields */
 711         __u32                framelines;
 712         __u32                reserved[4];
 713 };
 714
 715 /*
 716  *      V I D E O   I N P U T S
 717  */
 718 struct v4l2_input {
 719         __u32        index;             /*  Which input */
 720         __u8         name[32];          /*  Label */
 721         __u32        type;              /*  Type of input */
 722         __u32        audioset;          /*  Associated audios (bitfield) */
 723         __u32        tuner;             /*  Associated tuner */
 724         v4l2_std_id  std;
 725         __u32        status;
 726         __u32        reserved[4];
 727 };
 728
 729 /*  Values for the 'type' field */
 730 #define V4L2_INPUT_TYPE_TUNER           1
 731 #define V4L2_INPUT_TYPE_CAMERA          2
 732
 733 /* field 'status' - general */
 734 #define V4L2_IN_ST_NO_POWER    0x00000001  /* Attached device is off */
 735 #define V4L2_IN_ST_NO_SIGNAL   0x00000002
 736 #define V4L2_IN_ST_NO_COLOR    0x00000004
 737
 738 /* field 'status' - analog */
 739 #define V4L2_IN_ST_NO_H_LOCK   0x00000100  /* No horizontal sync lock */
 740 #define V4L2_IN_ST_COLOR_KILL  0x00000200  /* Color killer is active */
 741
 742 /* field 'status' - digital */
 743 #define V4L2_IN_ST_NO_SYNC     0x00010000  /* No synchronization lock */
 744 #define V4L2_IN_ST_NO_EQU      0x00020000  /* No equalizer lock */
 745 #define V4L2_IN_ST_NO_CARRIER  0x00040000  /* Carrier recovery failed */
 746
 747 /* field 'status' - VCR and set-top box */
 748 #define V4L2_IN_ST_MACROVISION 0x01000000  /* Macrovision detected */
 749 #define V4L2_IN_ST_NO_ACCESS   0x02000000  /* Conditional access denied */
 750 #define V4L2_IN_ST_VTR         0x04000000  /* VTR time constant */
 751
 752 /*
 753  *      V I D E O   O U T P U T S
 754  */
 755 struct v4l2_output {
 756         __u32        index;             /*  Which output */
 757         __u8         name[32];          /*  Label */
 758         __u32        type;              /*  Type of output */
 759         __u32        audioset;          /*  Associated audios (bitfield) */
 760         __u32        modulator;         /*  Associated modulator */
 761         v4l2_std_id  std;
 762         __u32        reserved[4];
 763 };
 764 /*  Values for the 'type' field */
 765 #define V4L2_OUTPUT_TYPE_MODULATOR              1
 766 #define V4L2_OUTPUT_TYPE_ANALOG                 2
 767 #define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY       3
 768
 769 /*
 770  *      C O N T R O L S
 771  */
 772 struct v4l2_control {
 773         __u32                id;
 774         __s32                value;
 775 };
 776
 777 struct v4l2_ext_control {
 778         __u32 id;
 779         __u32 reserved2[2];
 780         union {
 781                 __s32 value;
 782                 __s64 value64;
 783                 void *reserved;
 784         };
 785 } __attribute__ ((packed));
 786
 787 struct v4l2_ext_controls {
 788         __u32 ctrl_class;
 789         __u32 count;
 790         __u32 error_idx;
 791         __u32 reserved[2];
 792         struct v4l2_ext_control *controls;
 793 };
 794
 795 /*  Values for ctrl_class field */
 796 #define V4L2_CTRL_CLASS_USER 0x00980000 /* Old-style 'user' controls */
 797 #define V4L2_CTRL_CLASS_MPEG 0x00990000 /* MPEG-compression controls */
 798 #define V4L2_CTRL_CLASS_CAMERA 0x009a0000       /* Camera class controls */
 799
 800 #define V4L2_CTRL_ID_MASK         (0x0fffffff)
 801 #define V4L2_CTRL_ID2CLASS(id)    ((id) & 0x0fff0000UL)
 802 #define V4L2_CTRL_DRIVER_PRIV(id) (((id) & 0xffff) >= 0x1000)
 803
 804 /*  Used in the VIDIOC_QUERYCTRL ioctl for querying controls */
 805 struct v4l2_queryctrl {
 806         __u32                id;
 807         enum v4l2_ctrl_type  type;
 808         __u8                 name[32];  /* Whatever */
 809         __s32                minimum;   /* Note signedness */
 810         __s32                maximum;
 811         __s32                step;
 812         __s32                default_value;
 813         __u32                flags;
 814         __u32                reserved[2];
 815 };
 816
 817 /*  Used in the VIDIOC_QUERYMENU ioctl for querying menu items */
 818 struct v4l2_querymenu {
 819         __u32           id;
 820         __u32           index;
 821         __u8            name[32];       /* Whatever */
 822         __u32           reserved;
 823 };
 824
 825 /*  Control flags  */
 826 #define V4L2_CTRL_FLAG_DISABLED         0x0001
 827 #define V4L2_CTRL_FLAG_GRABBED          0x0002
 828 #define V4L2_CTRL_FLAG_READ_ONLY        0x0004
 829 #define V4L2_CTRL_FLAG_UPDATE           0x0008
 830 #define V4L2_CTRL_FLAG_INACTIVE         0x0010
 831 #define V4L2_CTRL_FLAG_SLIDER           0x0020
 832
 833 /*  Query flag, to be ORed with the control ID */
 834 #define V4L2_CTRL_FLAG_NEXT_CTRL        0x80000000
 835
 836 /*  User-class control IDs defined by V4L2 */
 837 #define V4L2_CID_BASE                   (V4L2_CTRL_CLASS_USER | 0x900)
 838 #define V4L2_CID_USER_BASE              V4L2_CID_BASE
 839 /*  IDs reserved for driver specific controls */
 840 #define V4L2_CID_PRIVATE_BASE           0x08000000
 841
 842 #define V4L2_CID_USER_CLASS             (V4L2_CTRL_CLASS_USER | 1)
 843 #define V4L2_CID_BRIGHTNESS             (V4L2_CID_BASE+0)
 844 #define V4L2_CID_CONTRAST               (V4L2_CID_BASE+1)
 845 #define V4L2_CID_SATURATION             (V4L2_CID_BASE+2)
 846 #define V4L2_CID_HUE                    (V4L2_CID_BASE+3)
 847 #define V4L2_CID_AUDIO_VOLUME           (V4L2_CID_BASE+5)
 848 #define V4L2_CID_AUDIO_BALANCE          (V4L2_CID_BASE+6)
 849 #define V4L2_CID_AUDIO_BASS             (V4L2_CID_BASE+7)
 850 #define V4L2_CID_AUDIO_TREBLE           (V4L2_CID_BASE+8)
 851 #define V4L2_CID_AUDIO_MUTE             (V4L2_CID_BASE+9)
 852 #define V4L2_CID_AUDIO_LOUDNESS         (V4L2_CID_BASE+10)
 853 #define V4L2_CID_BLACK_LEVEL            (V4L2_CID_BASE+11) /* Deprecated */
 854 #define V4L2_CID_AUTO_WHITE_BALANCE     (V4L2_CID_BASE+12)
 855 #define V4L2_CID_DO_WHITE_BALANCE       (V4L2_CID_BASE+13)
 856 #define V4L2_CID_RED_BALANCE            (V4L2_CID_BASE+14)
 857 #define V4L2_CID_BLUE_BALANCE           (V4L2_CID_BASE+15)
 858 #define V4L2_CID_GAMMA                  (V4L2_CID_BASE+16)
 859 #define V4L2_CID_WHITENESS              (V4L2_CID_GAMMA) /* Deprecated */
 860 #define V4L2_CID_EXPOSURE               (V4L2_CID_BASE+17)
 861 #define V4L2_CID_AUTOGAIN               (V4L2_CID_BASE+18)
 862 #define V4L2_CID_GAIN                   (V4L2_CID_BASE+19)
 863 #define V4L2_CID_HFLIP                  (V4L2_CID_BASE+20)
 864 #define V4L2_CID_VFLIP                  (V4L2_CID_BASE+21)
 865
 866 /* Deprecated; use V4L2_CID_PAN_RESET and V4L2_CID_TILT_RESET */
 867 #define V4L2_CID_HCENTER                (V4L2_CID_BASE+22)
 868 #define V4L2_CID_VCENTER                (V4L2_CID_BASE+23)
 869
 870 #define V4L2_CID_POWER_LINE_FREQUENCY   (V4L2_CID_BASE+24)
 871 enum v4l2_power_line_frequency {
 872         V4L2_CID_POWER_LINE_FREQUENCY_DISABLED  = 0,
 873         V4L2_CID_POWER_LINE_FREQUENCY_50HZ      = 1,
 874         V4L2_CID_POWER_LINE_FREQUENCY_60HZ      = 2,
 875 };
 876 #define V4L2_CID_HUE_AUTO                       (V4L2_CID_BASE+25)
 877 #define V4L2_CID_WHITE_BALANCE_TEMPERATURE      (V4L2_CID_BASE+26)
 878 #define V4L2_CID_SHARPNESS                      (V4L2_CID_BASE+27)
 879 #define V4L2_CID_BACKLIGHT_COMPENSATION         (V4L2_CID_BASE+28)
 880 #define V4L2_CID_CHROMA_AGC                     (V4L2_CID_BASE+29)
 881 #define V4L2_CID_COLOR_KILLER                   (V4L2_CID_BASE+30)
 882 /* last CID + 1 */
 883 #define V4L2_CID_LASTP1                         (V4L2_CID_BASE+31)
 884
 885 /*  MPEG-class control IDs defined by V4L2 */
 886 #define V4L2_CID_MPEG_BASE                      (V4L2_CTRL_CLASS_MPEG | 0x900)
 887 #define V4L2_CID_MPEG_CLASS                     (V4L2_CTRL_CLASS_MPEG | 1)
 888
 889 /*  MPEG streams */
 890 #define V4L2_CID_MPEG_STREAM_TYPE               (V4L2_CID_MPEG_BASE+0)
 891 enum v4l2_mpeg_stream_type {
 892         V4L2_MPEG_STREAM_TYPE_MPEG2_PS   = 0, /* MPEG-2 program stream */
 893         V4L2_MPEG_STREAM_TYPE_MPEG2_TS   = 1, /* MPEG-2 transport stream */
 894         V4L2_MPEG_STREAM_TYPE_MPEG1_SS   = 2, /* MPEG-1 system stream */
 895         V4L2_MPEG_STREAM_TYPE_MPEG2_DVD  = 3, /* MPEG-2 DVD-compatible stream */
 896         V4L2_MPEG_STREAM_TYPE_MPEG1_VCD  = 4, /* MPEG-1 VCD-compatible stream */
 897         V4L2_MPEG_STREAM_TYPE_MPEG2_SVCD = 5, /* MPEG-2 SVCD-compatible stream */
 898 };
 899 #define V4L2_CID_MPEG_STREAM_PID_PMT            (V4L2_CID_MPEG_BASE+1)
 900 #define V4L2_CID_MPEG_STREAM_PID_AUDIO          (V4L2_CID_MPEG_BASE+2)
 901 #define V4L2_CID_MPEG_STREAM_PID_VIDEO          (V4L2_CID_MPEG_BASE+3)
 902 #define V4L2_CID_MPEG_STREAM_PID_PCR            (V4L2_CID_MPEG_BASE+4)
 903 #define V4L2_CID_MPEG_STREAM_PES_ID_AUDIO       (V4L2_CID_MPEG_BASE+5)
 904 #define V4L2_CID_MPEG_STREAM_PES_ID_VIDEO       (V4L2_CID_MPEG_BASE+6)
 905 #define V4L2_CID_MPEG_STREAM_VBI_FMT            (V4L2_CID_MPEG_BASE+7)
 906 enum v4l2_mpeg_stream_vbi_fmt {
 907         V4L2_MPEG_STREAM_VBI_FMT_NONE = 0,  /* No VBI in the MPEG stream */
 908         V4L2_MPEG_STREAM_VBI_FMT_IVTV = 1,  /* VBI in private packets, IVTV format */
 909 };
 910
 911 /*  MPEG audio */
 912 #define V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ       (V4L2_CID_MPEG_BASE+100)
 913 enum v4l2_mpeg_audio_sampling_freq {
 914         V4L2_MPEG_AUDIO_SAMPLING_FREQ_44100 = 0,
 915         V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000 = 1,
 916         V4L2_MPEG_AUDIO_SAMPLING_FREQ_32000 = 2,
 917 };
 918 #define V4L2_CID_MPEG_AUDIO_ENCODING            (V4L2_CID_MPEG_BASE+101)
 919 enum v4l2_mpeg_audio_encoding {
 920         V4L2_MPEG_AUDIO_ENCODING_LAYER_1 = 0,
 921         V4L2_MPEG_AUDIO_ENCODING_LAYER_2 = 1,
 922         V4L2_MPEG_AUDIO_ENCODING_LAYER_3 = 2,
 923         V4L2_MPEG_AUDIO_ENCODING_AAC     = 3,
 924         V4L2_MPEG_AUDIO_ENCODING_AC3     = 4,
 925 };
 926 #define V4L2_CID_MPEG_AUDIO_L1_BITRATE          (V4L2_CID_MPEG_BASE+102)
 927 enum v4l2_mpeg_audio_l1_bitrate {
 928         V4L2_MPEG_AUDIO_L1_BITRATE_32K  = 0,
 929         V4L2_MPEG_AUDIO_L1_BITRATE_64K  = 1,
 930         V4L2_MPEG_AUDIO_L1_BITRATE_96K  = 2,
 931         V4L2_MPEG_AUDIO_L1_BITRATE_128K = 3,
 932         V4L2_MPEG_AUDIO_L1_BITRATE_160K = 4,
 933         V4L2_MPEG_AUDIO_L1_BITRATE_192K = 5,
 934         V4L2_MPEG_AUDIO_L1_BITRATE_224K = 6,
 935         V4L2_MPEG_AUDIO_L1_BITRATE_256K = 7,
 936         V4L2_MPEG_AUDIO_L1_BITRATE_288K = 8,
 937         V4L2_MPEG_AUDIO_L1_BITRATE_320K = 9,
 938         V4L2_MPEG_AUDIO_L1_BITRATE_352K = 10,
 939         V4L2_MPEG_AUDIO_L1_BITRATE_384K = 11,
 940         V4L2_MPEG_AUDIO_L1_BITRATE_416K = 12,
 941         V4L2_MPEG_AUDIO_L1_BITRATE_448K = 13,
 942 };
 943 #define V4L2_CID_MPEG_AUDIO_L2_BITRATE          (V4L2_CID_MPEG_BASE+103)
 944 enum v4l2_mpeg_audio_l2_bitrate {
 945         V4L2_MPEG_AUDIO_L2_BITRATE_32K  = 0,
 946         V4L2_MPEG_AUDIO_L2_BITRATE_48K  = 1,
 947         V4L2_MPEG_AUDIO_L2_BITRATE_56K  = 2,
 948         V4L2_MPEG_AUDIO_L2_BITRATE_64K  = 3,
 949         V4L2_MPEG_AUDIO_L2_BITRATE_80K  = 4,
 950         V4L2_MPEG_AUDIO_L2_BITRATE_96K  = 5,
 951         V4L2_MPEG_AUDIO_L2_BITRATE_112K = 6,
 952         V4L2_MPEG_AUDIO_L2_BITRATE_128K = 7,
 953         V4L2_MPEG_AUDIO_L2_BITRATE_160K = 8,
 954         V4L2_MPEG_AUDIO_L2_BITRATE_192K = 9,
 955         V4L2_MPEG_AUDIO_L2_BITRATE_224K = 10,
 956         V4L2_MPEG_AUDIO_L2_BITRATE_256K = 11,
 957         V4L2_MPEG_AUDIO_L2_BITRATE_320K = 12,
 958         V4L2_MPEG_AUDIO_L2_BITRATE_384K = 13,
 959 };
 960 #define V4L2_CID_MPEG_AUDIO_L3_BITRATE          (V4L2_CID_MPEG_BASE+104)
 961 enum v4l2_mpeg_audio_l3_bitrate {
 962         V4L2_MPEG_AUDIO_L3_BITRATE_32K  = 0,
 963         V4L2_MPEG_AUDIO_L3_BITRATE_40K  = 1,
 964         V4L2_MPEG_AUDIO_L3_BITRATE_48K  = 2,
 965         V4L2_MPEG_AUDIO_L3_BITRATE_56K  = 3,
 966         V4L2_MPEG_AUDIO_L3_BITRATE_64K  = 4,
 967         V4L2_MPEG_AUDIO_L3_BITRATE_80K  = 5,
 968         V4L2_MPEG_AUDIO_L3_BITRATE_96K  = 6,
 969         V4L2_MPEG_AUDIO_L3_BITRATE_112K = 7,
 970         V4L2_MPEG_AUDIO_L3_BITRATE_128K = 8,
 971         V4L2_MPEG_AUDIO_L3_BITRATE_160K = 9,
 972         V4L2_MPEG_AUDIO_L3_BITRATE_192K = 10,
 973         V4L2_MPEG_AUDIO_L3_BITRATE_224K = 11,
 974         V4L2_MPEG_AUDIO_L3_BITRATE_256K = 12,
 975         V4L2_MPEG_AUDIO_L3_BITRATE_320K = 13,
 976 };
 977 #define V4L2_CID_MPEG_AUDIO_MODE                (V4L2_CID_MPEG_BASE+105)
 978 enum v4l2_mpeg_audio_mode {
 979         V4L2_MPEG_AUDIO_MODE_STEREO       = 0,
 980         V4L2_MPEG_AUDIO_MODE_JOINT_STEREO = 1,
 981         V4L2_MPEG_AUDIO_MODE_DUAL         = 2,
 982         V4L2_MPEG_AUDIO_MODE_MONO         = 3,
 983 };
 984 #define V4L2_CID_MPEG_AUDIO_MODE_EXTENSION      (V4L2_CID_MPEG_BASE+106)
 985 enum v4l2_mpeg_audio_mode_extension {
 986         V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4  = 0,
 987         V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_8  = 1,
 988         V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_12 = 2,
 989         V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_16 = 3,
 990 };
 991 #define V4L2_CID_MPEG_AUDIO_EMPHASIS            (V4L2_CID_MPEG_BASE+107)
 992 enum v4l2_mpeg_audio_emphasis {
 993         V4L2_MPEG_AUDIO_EMPHASIS_NONE         = 0,
 994         V4L2_MPEG_AUDIO_EMPHASIS_50_DIV_15_uS = 1,
 995         V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17    = 2,
 996 };
 997 #define V4L2_CID_MPEG_AUDIO_CRC                 (V4L2_CID_MPEG_BASE+108)
 998 enum v4l2_mpeg_audio_crc {
 999         V4L2_MPEG_AUDIO_CRC_NONE  = 0,
1000         V4L2_MPEG_AUDIO_CRC_CRC16 = 1,
1001 };
1002 #define V4L2_CID_MPEG_AUDIO_MUTE                (V4L2_CID_MPEG_BASE+109)
1003 #define V4L2_CID_MPEG_AUDIO_AAC_BITRATE         (V4L2_CID_MPEG_BASE+110)
1004 #define V4L2_CID_MPEG_AUDIO_AC3_BITRATE         (V4L2_CID_MPEG_BASE+111)
1005 enum v4l2_mpeg_audio_ac3_bitrate {
1006         V4L2_MPEG_AUDIO_AC3_BITRATE_32K  = 0,
1007         V4L2_MPEG_AUDIO_AC3_BITRATE_40K  = 1,
1008         V4L2_MPEG_AUDIO_AC3_BITRATE_48K  = 2,
1009         V4L2_MPEG_AUDIO_AC3_BITRATE_56K  = 3,
1010         V4L2_MPEG_AUDIO_AC3_BITRATE_64K  = 4,
1011         V4L2_MPEG_AUDIO_AC3_BITRATE_80K  = 5,
1012         V4L2_MPEG_AUDIO_AC3_BITRATE_96K  = 6,
1013         V4L2_MPEG_AUDIO_AC3_BITRATE_112K = 7,
1014         V4L2_MPEG_AUDIO_AC3_BITRATE_128K = 8,
1015         V4L2_MPEG_AUDIO_AC3_BITRATE_160K = 9,
1016         V4L2_MPEG_AUDIO_AC3_BITRATE_192K = 10,
1017         V4L2_MPEG_AUDIO_AC3_BITRATE_224K = 11,
1018         V4L2_MPEG_AUDIO_AC3_BITRATE_256K = 12,
1019         V4L2_MPEG_AUDIO_AC3_BITRATE_320K = 13,
1020         V4L2_MPEG_AUDIO_AC3_BITRATE_384K = 14,
1021         V4L2_MPEG_AUDIO_AC3_BITRATE_448K = 15,
1022         V4L2_MPEG_AUDIO_AC3_BITRATE_512K = 16,
1023         V4L2_MPEG_AUDIO_AC3_BITRATE_576K = 17,
1024         V4L2_MPEG_AUDIO_AC3_BITRATE_640K = 18,
1025 };
1026
1027 /*  MPEG video */
1028 #define V4L2_CID_MPEG_VIDEO_ENCODING            (V4L2_CID_MPEG_BASE+200)
1029 enum v4l2_mpeg_video_encoding {
1030         V4L2_MPEG_VIDEO_ENCODING_MPEG_1     = 0,
1031         V4L2_MPEG_VIDEO_ENCODING_MPEG_2     = 1,
1032         V4L2_MPEG_VIDEO_ENCODING_MPEG_4_AVC = 2,
1033 };
1034 #define V4L2_CID_MPEG_VIDEO_ASPECT              (V4L2_CID_MPEG_BASE+201)
1035 enum v4l2_mpeg_video_aspect {
1036         V4L2_MPEG_VIDEO_ASPECT_1x1     = 0,
1037         V4L2_MPEG_VIDEO_ASPECT_4x3     = 1,
1038         V4L2_MPEG_VIDEO_ASPECT_16x9    = 2,
1039         V4L2_MPEG_VIDEO_ASPECT_221x100 = 3,
1040 };
1041 #define V4L2_CID_MPEG_VIDEO_B_FRAMES            (V4L2_CID_MPEG_BASE+202)
1042 #define V4L2_CID_MPEG_VIDEO_GOP_SIZE            (V4L2_CID_MPEG_BASE+203)
1043 #define V4L2_CID_MPEG_VIDEO_GOP_CLOSURE         (V4L2_CID_MPEG_BASE+204)
1044 #define V4L2_CID_MPEG_VIDEO_PULLDOWN            (V4L2_CID_MPEG_BASE+205)
1045 #define V4L2_CID_MPEG_VIDEO_BITRATE_MODE        (V4L2_CID_MPEG_BASE+206)
1046 enum v4l2_mpeg_video_bitrate_mode {
1047         V4L2_MPEG_VIDEO_BITRATE_MODE_VBR = 0,
1048         V4L2_MPEG_VIDEO_BITRATE_MODE_CBR = 1,
1049 };
1050 #define V4L2_CID_MPEG_VIDEO_BITRATE             (V4L2_CID_MPEG_BASE+207)
1051 #define V4L2_CID_MPEG_VIDEO_BITRATE_PEAK        (V4L2_CID_MPEG_BASE+208)
1052 #define V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION (V4L2_CID_MPEG_BASE+209)
1053 #define V4L2_CID_MPEG_VIDEO_MUTE                (V4L2_CID_MPEG_BASE+210)
1054 #define V4L2_CID_MPEG_VIDEO_MUTE_YUV            (V4L2_CID_MPEG_BASE+211)
1055
1056 /*  MPEG-class control IDs specific to the CX2341x driver as defined by V4L2 */
1057 #define V4L2_CID_MPEG_CX2341X_BASE                              (V4L2_CTRL_CLASS_MPEG | 0x1000)
1058 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE         (V4L2_CID_MPEG_CX2341X_BASE+0)
1059 enum v4l2_mpeg_cx2341x_video_spatial_filter_mode {
1060         V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL = 0,
1061         V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO   = 1,
1062 };
1063 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER              (V4L2_CID_MPEG_CX2341X_BASE+1)
1064 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE    (V4L2_CID_MPEG_CX2341X_BASE+2)
1065 enum v4l2_mpeg_cx2341x_video_luma_spatial_filter_type {
1066         V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF                  = 0,
1067         V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_HOR               = 1,
1068         V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_VERT              = 2,
1069         V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_HV_SEPARABLE      = 3,
1070         V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_SYM_NON_SEPARABLE = 4,
1071 };
1072 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE  (V4L2_CID_MPEG_CX2341X_BASE+3)
1073 enum v4l2_mpeg_cx2341x_video_chroma_spatial_filter_type {
1074         V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF    = 0,
1075         V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR = 1,
1076 };
1077 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE        (V4L2_CID_MPEG_CX2341X_BASE+4)
1078 enum v4l2_mpeg_cx2341x_video_temporal_filter_mode {
1079         V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL = 0,
1080         V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO   = 1,
1081 };
1082 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER             (V4L2_CID_MPEG_CX2341X_BASE+5)
1083 #define V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE          (V4L2_CID_MPEG_CX2341X_BASE+6)
1084 enum v4l2_mpeg_cx2341x_video_median_filter_type {
1085         V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF      = 0,
1086         V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR      = 1,
1087         V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_VERT     = 2,
1088         V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR_VERT = 3,
1089         V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_DIAG     = 4,
1090 };
1091 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM   (V4L2_CID_MPEG_CX2341X_BASE+7)
1092 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP      (V4L2_CID_MPEG_CX2341X_BASE+8)
1093 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM (V4L2_CID_MPEG_CX2341X_BASE+9)
1094 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP    (V4L2_CID_MPEG_CX2341X_BASE+10)
1095 #define V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS         (V4L2_CID_MPEG_CX2341X_BASE+11)
1096
1097 /*  Camera class control IDs */
1098 #define V4L2_CID_CAMERA_CLASS_BASE      (V4L2_CTRL_CLASS_CAMERA | 0x900)
1099 #define V4L2_CID_CAMERA_CLASS           (V4L2_CTRL_CLASS_CAMERA | 1)
1100
1101 #define V4L2_CID_EXPOSURE_AUTO                  (V4L2_CID_CAMERA_CLASS_BASE+1)
1102 enum  v4l2_exposure_auto_type {
1103         V4L2_EXPOSURE_AUTO = 0,
1104         V4L2_EXPOSURE_MANUAL = 1,
1105         V4L2_EXPOSURE_SHUTTER_PRIORITY = 2,
1106         V4L2_EXPOSURE_APERTURE_PRIORITY = 3
1107 };
1108 #define V4L2_CID_EXPOSURE_ABSOLUTE              (V4L2_CID_CAMERA_CLASS_BASE+2)
1109 #define V4L2_CID_EXPOSURE_AUTO_PRIORITY         (V4L2_CID_CAMERA_CLASS_BASE+3)
1110
1111 #define V4L2_CID_PAN_RELATIVE                   (V4L2_CID_CAMERA_CLASS_BASE+4)
1112 #define V4L2_CID_TILT_RELATIVE                  (V4L2_CID_CAMERA_CLASS_BASE+5)
1113 #define V4L2_CID_PAN_RESET                      (V4L2_CID_CAMERA_CLASS_BASE+6)
1114 #define V4L2_CID_TILT_RESET                     (V4L2_CID_CAMERA_CLASS_BASE+7)
1115
1116 #define V4L2_CID_PAN_ABSOLUTE                   (V4L2_CID_CAMERA_CLASS_BASE+8)
1117 #define V4L2_CID_TILT_ABSOLUTE                  (V4L2_CID_CAMERA_CLASS_BASE+9)
1118
1119 #define V4L2_CID_FOCUS_ABSOLUTE                 (V4L2_CID_CAMERA_CLASS_BASE+10)
1120 #define V4L2_CID_FOCUS_RELATIVE                 (V4L2_CID_CAMERA_CLASS_BASE+11)
1121 #define V4L2_CID_FOCUS_AUTO                     (V4L2_CID_CAMERA_CLASS_BASE+12)
1122
1123 #define V4L2_CID_ZOOM_ABSOLUTE                  (V4L2_CID_CAMERA_CLASS_BASE+13)
1124 #define V4L2_CID_ZOOM_RELATIVE                  (V4L2_CID_CAMERA_CLASS_BASE+14)
1125 #define V4L2_CID_ZOOM_CONTINUOUS                (V4L2_CID_CAMERA_CLASS_BASE+15)
1126
1127 #define V4L2_CID_PRIVACY                        (V4L2_CID_CAMERA_CLASS_BASE+16)
1128
1129 /*
1130  *      T U N I N G
1131  */
1132 struct v4l2_tuner {
1133         __u32                   index;
1134         __u8                    name[32];
1135         enum v4l2_tuner_type    type;
1136         __u32                   capability;
1137         __u32                   rangelow;
1138         __u32                   rangehigh;
1139         __u32                   rxsubchans;
1140         __u32                   audmode;
1141         __s32                   signal;
1142         __s32                   afc;
1143         __u32                   reserved[4];
1144 };
1145
1146 struct v4l2_modulator {
1147         __u32                   index;
1148         __u8                    name[32];
1149         __u32                   capability;
1150         __u32                   rangelow;
1151         __u32                   rangehigh;
1152         __u32                   txsubchans;
1153         __u32                   reserved[4];
1154 };
1155
1156 /*  Flags for the 'capability' field */
1157 #define V4L2_TUNER_CAP_LOW              0x0001
1158 #define V4L2_TUNER_CAP_NORM             0x0002
1159 #define V4L2_TUNER_CAP_STEREO           0x0010
1160 #define V4L2_TUNER_CAP_LANG2            0x0020
1161 #define V4L2_TUNER_CAP_SAP              0x0020
1162 #define V4L2_TUNER_CAP_LANG1            0x0040
1163
1164 /*  Flags for the 'rxsubchans' field */
1165 #define V4L2_TUNER_SUB_MONO             0x0001
1166 #define V4L2_TUNER_SUB_STEREO           0x0002
1167 #define V4L2_TUNER_SUB_LANG2            0x0004
1168 #define V4L2_TUNER_SUB_SAP              0x0004
1169 #define V4L2_TUNER_SUB_LANG1            0x0008
1170
1171 /*  Values for the 'audmode' field */
1172 #define V4L2_TUNER_MODE_MONO            0x0000
1173 #define V4L2_TUNER_MODE_STEREO          0x0001
1174 #define V4L2_TUNER_MODE_LANG2           0x0002
1175 #define V4L2_TUNER_MODE_SAP             0x0002
1176 #define V4L2_TUNER_MODE_LANG1           0x0003
1177 #define V4L2_TUNER_MODE_LANG1_LANG2     0x0004
1178
1179 struct v4l2_frequency {
1180         __u32                 tuner;
1181         enum v4l2_tuner_type  type;
1182         __u32                 frequency;
1183         __u32                 reserved[8];
1184 };
1185
1186 struct v4l2_hw_freq_seek {
1187         __u32                 tuner;
1188         enum v4l2_tuner_type  type;
1189         __u32                 seek_upward;
1190         __u32                 wrap_around;
1191         __u32                 reserved[8];
1192 };
1193
1194 /*
1195  *      A U D I O
1196  */
1197 struct v4l2_audio {
1198         __u32   index;
1199         __u8    name[32];
1200         __u32   capability;
1201         __u32   mode;
1202         __u32   reserved[2];
1203 };
1204
1205 /*  Flags for the 'capability' field */
1206 #define V4L2_AUDCAP_STEREO              0x00001
1207 #define V4L2_AUDCAP_AVL                 0x00002
1208
1209 /*  Flags for the 'mode' field */
1210 #define V4L2_AUDMODE_AVL                0x00001
1211
1212 struct v4l2_audioout {
1213         __u32   index;
1214         __u8    name[32];
1215         __u32   capability;
1216         __u32   mode;
1217         __u32   reserved[2];
1218 };
1219
1220 /*
1221  *      M P E G   S E R V I C E S
1222  *
1223  *      NOTE: EXPERIMENTAL API
1224  */
1225 #if 1
1226 #define V4L2_ENC_IDX_FRAME_I    (0)
1227 #define V4L2_ENC_IDX_FRAME_P    (1)
1228 #define V4L2_ENC_IDX_FRAME_B    (2)
1229 #define V4L2_ENC_IDX_FRAME_MASK (0xf)
1230
1231 struct v4l2_enc_idx_entry {
1232         __u64 offset;
1233         __u64 pts;
1234         __u32 length;
1235         __u32 flags;
1236         __u32 reserved[2];
1237 };
1238
1239 #define V4L2_ENC_IDX_ENTRIES (64)
1240 struct v4l2_enc_idx {
1241         __u32 entries;
1242         __u32 entries_cap;
1243         __u32 reserved[4];
1244         struct v4l2_enc_idx_entry entry[V4L2_ENC_IDX_ENTRIES];
1245 };
1246
1247
1248 #define V4L2_ENC_CMD_START      (0)
1249 #define V4L2_ENC_CMD_STOP       (1)
1250 #define V4L2_ENC_CMD_PAUSE      (2)
1251 #define V4L2_ENC_CMD_RESUME     (3)
1252
1253 /* Flags for V4L2_ENC_CMD_STOP */
1254 #define V4L2_ENC_CMD_STOP_AT_GOP_END    (1 << 0)
1255
1256 struct v4l2_encoder_cmd {
1257         __u32 cmd;
1258         __u32 flags;
1259         union {
1260                 struct {
1261                         __u32 data[8];
1262                 } raw;
1263         };
1264 };
1265
1266 #endif
1267
1268
1269 /*
1270  *      D A T A   S E R V I C E S   ( V B I )
1271  *
1272  *      Data services API by Michael Schimek
1273  */
1274
1275 /* Raw VBI */
1276 struct v4l2_vbi_format {
1277         __u32   sampling_rate;          /* in 1 Hz */
1278         __u32   offset;
1279         __u32   samples_per_line;
1280         __u32   sample_format;          /* V4L2_PIX_FMT_* */
1281         __s32   start[2];
1282         __u32   count[2];
1283         __u32   flags;                  /* V4L2_VBI_* */
1284         __u32   reserved[2];            /* must be zero */
1285 };
1286
1287 /*  VBI flags  */
1288 #define V4L2_VBI_UNSYNC         (1 << 0)
1289 #define V4L2_VBI_INTERLACED     (1 << 1)
1290
1291 /* Sliced VBI
1292  *
1293  *    This implements is a proposal V4L2 API to allow SLICED VBI
1294  * required for some hardware encoders. It should change without
1295  * notice in the definitive implementation.
1296  */
1297
1298 struct v4l2_sliced_vbi_format {
1299         __u16   service_set;
1300         /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
1301            service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
1302                                  (equals frame lines 313-336 for 625 line video
1303                                   standards, 263-286 for 525 line standards) */
1304         __u16   service_lines[2][24];
1305         __u32   io_size;
1306         __u32   reserved[2];            /* must be zero */
1307 };
1308
1309 /* Teletext World System Teletext
1310    (WST), defined on ITU-R BT.653-2 */
1311 #define V4L2_SLICED_TELETEXT_B          (0x0001)
1312 /* Video Program System, defined on ETS 300 231*/
1313 #define V4L2_SLICED_VPS                 (0x0400)
1314 /* Closed Caption, defined on EIA-608 */
1315 #define V4L2_SLICED_CAPTION_525         (0x1000)
1316 /* Wide Screen System, defined on ITU-R BT1119.1 */
1317 #define V4L2_SLICED_WSS_625             (0x4000)
1318
1319 #define V4L2_SLICED_VBI_525             (V4L2_SLICED_CAPTION_525)
1320 #define V4L2_SLICED_VBI_625             (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625)
1321
1322 struct v4l2_sliced_vbi_cap {
1323         __u16   service_set;
1324         /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
1325            service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
1326                                  (equals frame lines 313-336 for 625 line video
1327                                   standards, 263-286 for 525 line standards) */
1328         __u16   service_lines[2][24];
1329         enum v4l2_buf_type type;
1330         __u32   reserved[3];    /* must be 0 */
1331 };
1332
1333 struct v4l2_sliced_vbi_data {
1334         __u32   id;
1335         __u32   field;          /* 0: first field, 1: second field */
1336         __u32   line;           /* 1-23 */
1337         __u32   reserved;       /* must be 0 */
1338         __u8    data[48];
1339 };
1340
1341 /*
1342  *      A G G R E G A T E   S T R U C T U R E S
1343  */
1344
1345 /*      Stream data format
1346  */
1347 struct v4l2_format {
1348         enum v4l2_buf_type type;
1349         union {
1350                 struct v4l2_pix_format          pix;     /* V4L2_BUF_TYPE_VIDEO_CAPTURE */
1351                 struct v4l2_window              win;     /* V4L2_BUF_TYPE_VIDEO_OVERLAY */
1352                 struct v4l2_vbi_format          vbi;     /* V4L2_BUF_TYPE_VBI_CAPTURE */
1353                 struct v4l2_sliced_vbi_format   sliced;  /* V4L2_BUF_TYPE_SLICED_VBI_CAPTURE */
1354                 __u8    raw_data[200];                   /* user-defined */
1355         } fmt;
1356 };
1357
1358
1359 /*      Stream type-dependent parameters
1360  */
1361 struct v4l2_streamparm {
1362         enum v4l2_buf_type type;
1363         union {
1364                 struct v4l2_captureparm capture;
1365                 struct v4l2_outputparm  output;
1366                 __u8    raw_data[200];  /* user-defined */
1367         } parm;
1368 };
1369
1370 /*
1371  *      A D V A N C E D   D E B U G G I N G
1372  *
1373  *      NOTE: EXPERIMENTAL API, NEVER RELY ON THIS IN APPLICATIONS!
1374  *      FOR DEBUGGING, TESTING AND INTERNAL USE ONLY!
1375  */
1376
1377 /* VIDIOC_DBG_G_REGISTER and VIDIOC_DBG_S_REGISTER */
1378
1379 #define V4L2_CHIP_MATCH_HOST       0  /* Match against chip ID on host (0 for the host) */
1380 #define V4L2_CHIP_MATCH_I2C_DRIVER 1  /* Match against I2C driver name */
1381 #define V4L2_CHIP_MATCH_I2C_ADDR   2  /* Match against I2C 7-bit address */
1382 #define V4L2_CHIP_MATCH_AC97       3  /* Match against anciliary AC97 chip */
1383
1384 struct v4l2_dbg_match {
1385         __u32 type; /* Match type */
1386         union {     /* Match this chip, meaning determined by type */
1387                 __u32 addr;
1388                 char name[32];
1389         };
1390 } __attribute__ ((packed));
1391
1392 struct v4l2_dbg_register {
1393         struct v4l2_dbg_match match;
1394         __u32 size;     /* register size in bytes */
1395         __u64 reg;
1396         __u64 val;
1397 } __attribute__ ((packed));
1398
1399 /* VIDIOC_DBG_G_CHIP_IDENT */
1400 struct v4l2_dbg_chip_ident {
1401         struct v4l2_dbg_match match;
1402         __u32 ident;       /* chip identifier as specified in <media/v4l2-chip-ident.h> */
1403         __u32 revision;    /* chip revision, chip specific */
1404 } __attribute__ ((packed));
1405
1406 /* VIDIOC_G_CHIP_IDENT_OLD: Deprecated, do not use */
1407 struct v4l2_chip_ident_old {
1408         __u32 match_type;  /* Match type */
1409         __u32 match_chip;  /* Match this chip, meaning determined by match_type */
1410         __u32 ident;       /* chip identifier as specified in <media/v4l2-chip-ident.h> */
1411         __u32 revision;    /* chip revision, chip specific */
1412 };
1413
1414 /*
1415  *      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
1416  *
1417  */
1418 #define VIDIOC_QUERYCAP          _IOR('V',  0, struct v4l2_capability)
1419 #define VIDIOC_RESERVED           _IO('V',  1)
1420 #define VIDIOC_ENUM_FMT         _IOWR('V',  2, struct v4l2_fmtdesc)
1421 #define VIDIOC_G_FMT            _IOWR('V',  4, struct v4l2_format)
1422 #define VIDIOC_S_FMT            _IOWR('V',  5, struct v4l2_format)
1423 #define VIDIOC_REQBUFS          _IOWR('V',  8, struct v4l2_requestbuffers)
1424 #define VIDIOC_QUERYBUF         _IOWR('V',  9, struct v4l2_buffer)
1425 #define VIDIOC_G_FBUF            _IOR('V', 10, struct v4l2_framebuffer)
1426 #define VIDIOC_S_FBUF            _IOW('V', 11, struct v4l2_framebuffer)
1427 #define VIDIOC_OVERLAY           _IOW('V', 14, int)
1428 #define VIDIOC_QBUF             _IOWR('V', 15, struct v4l2_buffer)
1429 #define VIDIOC_DQBUF            _IOWR('V', 17, struct v4l2_buffer)
1430 #define VIDIOC_STREAMON          _IOW('V', 18, int)
1431 #define VIDIOC_STREAMOFF         _IOW('V', 19, int)
1432 #define VIDIOC_G_PARM           _IOWR('V', 21, struct v4l2_streamparm)
1433 #define VIDIOC_S_PARM           _IOWR('V', 22, struct v4l2_streamparm)
1434 #define VIDIOC_G_STD             _IOR('V', 23, v4l2_std_id)
1435 #define VIDIOC_S_STD             _IOW('V', 24, v4l2_std_id)
1436 #define VIDIOC_ENUMSTD          _IOWR('V', 25, struct v4l2_standard)
1437 #define VIDIOC_ENUMINPUT        _IOWR('V', 26, struct v4l2_input)
1438 #define VIDIOC_G_CTRL           _IOWR('V', 27, struct v4l2_control)
1439 #define VIDIOC_S_CTRL           _IOWR('V', 28, struct v4l2_control)
1440 #define VIDIOC_G_TUNER          _IOWR('V', 29, struct v4l2_tuner)
1441 #define VIDIOC_S_TUNER           _IOW('V', 30, struct v4l2_tuner)
1442 #define VIDIOC_G_AUDIO           _IOR('V', 33, struct v4l2_audio)
1443 #define VIDIOC_S_AUDIO           _IOW('V', 34, struct v4l2_audio)
1444 #define VIDIOC_QUERYCTRL        _IOWR('V', 36, struct v4l2_queryctrl)
1445 #define VIDIOC_QUERYMENU        _IOWR('V', 37, struct v4l2_querymenu)
1446 #define VIDIOC_G_INPUT           _IOR('V', 38, int)
1447 #define VIDIOC_S_INPUT          _IOWR('V', 39, int)
1448 #define VIDIOC_G_OUTPUT          _IOR('V', 46, int)
1449 #define VIDIOC_S_OUTPUT         _IOWR('V', 47, int)
1450 #define VIDIOC_ENUMOUTPUT       _IOWR('V', 48, struct v4l2_output)
1451 #define VIDIOC_G_AUDOUT          _IOR('V', 49, struct v4l2_audioout)
1452 #define VIDIOC_S_AUDOUT          _IOW('V', 50, struct v4l2_audioout)
1453 #define VIDIOC_G_MODULATOR      _IOWR('V', 54, struct v4l2_modulator)
1454 #define VIDIOC_S_MODULATOR       _IOW('V', 55, struct v4l2_modulator)
1455 #define VIDIOC_G_FREQUENCY      _IOWR('V', 56, struct v4l2_frequency)
1456 #define VIDIOC_S_FREQUENCY       _IOW('V', 57, struct v4l2_frequency)
1457 #define VIDIOC_CROPCAP          _IOWR('V', 58, struct v4l2_cropcap)
1458 #define VIDIOC_G_CROP           _IOWR('V', 59, struct v4l2_crop)
1459 #define VIDIOC_S_CROP            _IOW('V', 60, struct v4l2_crop)
1460 #define VIDIOC_G_JPEGCOMP        _IOR('V', 61, struct v4l2_jpegcompression)
1461 #define VIDIOC_S_JPEGCOMP        _IOW('V', 62, struct v4l2_jpegcompression)
1462 #define VIDIOC_QUERYSTD          _IOR('V', 63, v4l2_std_id)
1463 #define VIDIOC_TRY_FMT          _IOWR('V', 64, struct v4l2_format)
1464 #define VIDIOC_ENUMAUDIO        _IOWR('V', 65, struct v4l2_audio)
1465 #define VIDIOC_ENUMAUDOUT       _IOWR('V', 66, struct v4l2_audioout)
1466 #define VIDIOC_G_PRIORITY        _IOR('V', 67, enum v4l2_priority)
1467 #define VIDIOC_S_PRIORITY        _IOW('V', 68, enum v4l2_priority)
1468 #define VIDIOC_G_SLICED_VBI_CAP _IOWR('V', 69, struct v4l2_sliced_vbi_cap)
1469 #define VIDIOC_LOG_STATUS         _IO('V', 70)
1470 #define VIDIOC_G_EXT_CTRLS      _IOWR('V', 71, struct v4l2_ext_controls)
1471 #define VIDIOC_S_EXT_CTRLS      _IOWR('V', 72, struct v4l2_ext_controls)
1472 #define VIDIOC_TRY_EXT_CTRLS    _IOWR('V', 73, struct v4l2_ext_controls)
1473 #if 1
1474 #define VIDIOC_ENUM_FRAMESIZES  _IOWR('V', 74, struct v4l2_frmsizeenum)
1475 #define VIDIOC_ENUM_FRAMEINTERVALS _IOWR('V', 75, struct v4l2_frmivalenum)
1476 #define VIDIOC_G_ENC_INDEX       _IOR('V', 76, struct v4l2_enc_idx)
1477 #define VIDIOC_ENCODER_CMD      _IOWR('V', 77, struct v4l2_encoder_cmd)
1478 #define VIDIOC_TRY_ENCODER_CMD  _IOWR('V', 78, struct v4l2_encoder_cmd)
1479 #endif
1480
1481 #if 1
1482 /* Experimental, meant for debugging, testing and internal use.
1483    Only implemented if CONFIG_VIDEO_ADV_DEBUG is defined.
1484    You must be root to use these ioctls. Never use these in applications! */
1485 #define VIDIOC_DBG_S_REGISTER    _IOW('V', 79, struct v4l2_dbg_register)
1486 #define VIDIOC_DBG_G_REGISTER   _IOWR('V', 80, struct v4l2_dbg_register)
1487
1488 /* Experimental, meant for debugging, testing and internal use.
1489    Never use this ioctl in applications! */
1490 #define VIDIOC_DBG_G_CHIP_IDENT _IOWR('V', 81, struct v4l2_dbg_chip_ident)
1491 /* This is deprecated and will go away in 2.6.30 */
1492 #define VIDIOC_G_CHIP_IDENT_OLD _IOWR('V', 81, struct v4l2_chip_ident_old)
1493 #endif
1494
1495 #define VIDIOC_S_HW_FREQ_SEEK    _IOW('V', 82, struct v4l2_hw_freq_seek)
1496 /* Reminder: when adding new ioctls please add support for them to
1497    drivers/media/video/v4l2-compat-ioctl32.c as well! */
1498
1499 #ifdef __OLD_VIDIOC_
1500 /* for compatibility, will go away some day */
1501 #define VIDIOC_OVERLAY_OLD      _IOWR('V', 14, int)
1502 #define VIDIOC_S_PARM_OLD        _IOW('V', 22, struct v4l2_streamparm)
1503 #define VIDIOC_S_CTRL_OLD        _IOW('V', 28, struct v4l2_control)
1504 #define VIDIOC_G_AUDIO_OLD      _IOWR('V', 33, struct v4l2_audio)
1505 #define VIDIOC_G_AUDOUT_OLD     _IOWR('V', 49, struct v4l2_audioout)
1506 #define VIDIOC_CROPCAP_OLD       _IOR('V', 58, struct v4l2_cropcap)
1507 #endif
1508
1509 #define BASE_VIDIOC_PRIVATE     192             /* 192-255 are private */
1510
1511 #endif /* __LINUX_VIDEODEV2_H */