Documentation/DocBook/v4l/videodev2.h.xml

   1 <programlisting>
   2 /*
   3  *  Video for Linux Two header file
   4  *
   5  *  Copyright (C) 1999-2007 the contributors
   6  *
   7  *  This program is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License as published by
   9  *  the Free Software Foundation; either version 2 of the License, or
  10  *  (at your option) any later version.
  11  *
  12  *  This program is distributed in the hope that it will be useful,
  13  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  *  GNU General Public License for more details.
  16  *
  17  *  Alternatively you can redistribute this file under the terms of the
  18  *  BSD license as stated below:
  19  *
  20  *  Redistribution and use in source and binary forms, with or without
  21  *  modification, are permitted provided that the following conditions
  22  *  are met:
  23  *  1. Redistributions of source code must retain the above copyright
  24  *     notice, this list of conditions and the following disclaimer.
  25  *  2. Redistributions in binary form must reproduce the above copyright
  26  *     notice, this list of conditions and the following disclaimer in
  27  *     the documentation and/or other materials provided with the
  28  *     distribution.
  29  *  3. The names of its contributors may not be used to endorse or promote
  30  *     products derived from this software without specific prior written
  31  *     permission.
  32  *
  33  *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  34  *  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  35  *  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  36  *  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  37  *  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  38  *  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
  39  *  TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  40  *  PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  41  *  LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
  42  *  NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  43  *  SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  44  *
  45  *      Header file for v4l or V4L2 drivers and applications
  46  * with public API.
  47  * All kernel-specific stuff were moved to media/v4l2-dev.h, so
  48  * no #if __KERNEL tests are allowed here
  49  *
  50  *      See http://linuxtv.org for more info
  51  *
  52  *      Author: Bill Dirks &lt;bill@thedirks.org&gt;
  53  *              Justin Schoeman
  54  *              Hans Verkuil &lt;hverkuil@xs4all.nl&gt;
  55  *              et al.
  56  */
  57 #ifndef __LINUX_VIDEODEV2_H
  58 #define __LINUX_VIDEODEV2_H
  59
  60 #ifdef __KERNEL__
  61 #include &lt;linux/time.h&gt;     /* need struct timeval */
  62 #else
  63 #include &lt;sys/time.h&gt;
  64 #endif
  65 #include &lt;linux/compiler.h&gt;
  66 #include &lt;linux/ioctl.h&gt;
  67 #include &lt;linux/types.h&gt;
  68
  69 /*
  70  * Common stuff for both V4L1 and V4L2
  71  * Moved from videodev.h
  72  */
  73 #define VIDEO_MAX_FRAME               32
  74 #define VIDEO_MAX_PLANES               8
  75
  76 #ifndef __KERNEL__
  77
  78 /* These defines are V4L1 specific and should not be used with the V4L2 API!
  79    They will be removed from this header in the future. */
  80
  81 #define VID_TYPE_CAPTURE        1       /* Can capture */
  82 #define VID_TYPE_TUNER          2       /* Can tune */
  83 #define VID_TYPE_TELETEXT       4       /* Does teletext */
  84 #define VID_TYPE_OVERLAY        8       /* Overlay onto frame buffer */
  85 #define VID_TYPE_CHROMAKEY      16      /* Overlay by chromakey */
  86 #define VID_TYPE_CLIPPING       32      /* Can clip */
  87 #define VID_TYPE_FRAMERAM       64      /* Uses the frame buffer memory */
  88 #define VID_TYPE_SCALES         128     /* Scalable */
  89 #define VID_TYPE_MONOCHROME     256     /* Monochrome only */
  90 #define VID_TYPE_SUBCAPTURE     512     /* Can capture subareas of the image */
  91 #define VID_TYPE_MPEG_DECODER   1024    /* Can decode MPEG streams */
  92 #define VID_TYPE_MPEG_ENCODER   2048    /* Can encode MPEG streams */
  93 #define VID_TYPE_MJPEG_DECODER  4096    /* Can decode MJPEG streams */
  94 #define VID_TYPE_MJPEG_ENCODER  8192    /* Can encode MJPEG streams */
  95 #endif
  96
  97 /*
  98  *      M I S C E L L A N E O U S
  99  */
 100
 101 /*  Four-character-code (FOURCC) */
 102 #define v4l2_fourcc(a, b, c, d)\
 103         ((__u32)(a) | ((__u32)(b) &lt;&lt; 8) | ((__u32)(c) &lt;&lt; 16) | ((__u32)(d) &lt;&lt; 24))
 104
 105 /*
 106  *      E N U M S
 107  */
 108 enum <link linkend="v4l2-field">v4l2_field</link> {
 109         V4L2_FIELD_ANY           = 0, /* driver can choose from none,
 110                                          top, bottom, interlaced
 111                                          depending on whatever it thinks
 112                                          is approximate ... */
 113         V4L2_FIELD_NONE          = 1, /* this device has no fields ... */
 114         V4L2_FIELD_TOP           = 2, /* top field only */
 115         V4L2_FIELD_BOTTOM        = 3, /* bottom field only */
 116         V4L2_FIELD_INTERLACED    = 4, /* both fields interlaced */
 117         V4L2_FIELD_SEQ_TB        = 5, /* both fields sequential into one
 118                                          buffer, top-bottom order */
 119         V4L2_FIELD_SEQ_BT        = 6, /* same as above + bottom-top order */
 120         V4L2_FIELD_ALTERNATE     = 7, /* both fields alternating into
 121                                          separate buffers */
 122         V4L2_FIELD_INTERLACED_TB = 8, /* both fields interlaced, top field
 123                                          first and the top field is
 124                                          transmitted first */
 125         V4L2_FIELD_INTERLACED_BT = 9, /* both fields interlaced, top field
 126                                          first and the bottom field is
 127                                          transmitted first */
 128 };
 129 #define V4L2_FIELD_HAS_TOP(field)       \
 130         ((field) == V4L2_FIELD_TOP      ||\
 131          (field) == V4L2_FIELD_INTERLACED ||\
 132          (field) == V4L2_FIELD_INTERLACED_TB ||\
 133          (field) == V4L2_FIELD_INTERLACED_BT ||\
 134          (field) == V4L2_FIELD_SEQ_TB   ||\
 135          (field) == V4L2_FIELD_SEQ_BT)
 136 #define V4L2_FIELD_HAS_BOTTOM(field)    \
 137         ((field) == V4L2_FIELD_BOTTOM   ||\
 138          (field) == V4L2_FIELD_INTERLACED ||\
 139          (field) == V4L2_FIELD_INTERLACED_TB ||\
 140          (field) == V4L2_FIELD_INTERLACED_BT ||\
 141          (field) == V4L2_FIELD_SEQ_TB   ||\
 142          (field) == V4L2_FIELD_SEQ_BT)
 143 #define V4L2_FIELD_HAS_BOTH(field)      \
 144         ((field) == V4L2_FIELD_INTERLACED ||\
 145          (field) == V4L2_FIELD_INTERLACED_TB ||\
 146          (field) == V4L2_FIELD_INTERLACED_BT ||\
 147          (field) == V4L2_FIELD_SEQ_TB ||\
 148          (field) == V4L2_FIELD_SEQ_BT)
 149
 150 enum <link linkend="v4l2-buf-type">v4l2_buf_type</link> {
 151         V4L2_BUF_TYPE_VIDEO_CAPTURE        = 1,
 152         V4L2_BUF_TYPE_VIDEO_OUTPUT         = 2,
 153         V4L2_BUF_TYPE_VIDEO_OVERLAY        = 3,
 154         V4L2_BUF_TYPE_VBI_CAPTURE          = 4,
 155         V4L2_BUF_TYPE_VBI_OUTPUT           = 5,
 156         V4L2_BUF_TYPE_SLICED_VBI_CAPTURE   = 6,
 157         V4L2_BUF_TYPE_SLICED_VBI_OUTPUT    = 7,
 158 #if 1
 159         /* Experimental */
 160         V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY = 8,
 161 #endif
 162         V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE = 9,
 163         V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE  = 10,
 164         V4L2_BUF_TYPE_PRIVATE              = 0x80,
 165 };
 166
 167 #define V4L2_TYPE_IS_MULTIPLANAR(type)                  \
 168         ((type) == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE   \
 169          || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
 170
 171 #define V4L2_TYPE_IS_OUTPUT(type)                               \
 172         ((type) == V4L2_BUF_TYPE_VIDEO_OUTPUT                   \
 173          || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE         \
 174          || (type) == V4L2_BUF_TYPE_VIDEO_OVERLAY               \
 175          || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY        \
 176          || (type) == V4L2_BUF_TYPE_VBI_OUTPUT                  \
 177          || (type) == V4L2_BUF_TYPE_SLICED_VBI_OUTPUT)
 178
 179 enum <link linkend="v4l2-tuner-type">v4l2_tuner_type</link> {
 180         V4L2_TUNER_RADIO             = 1,
 181         V4L2_TUNER_ANALOG_TV         = 2,
 182         V4L2_TUNER_DIGITAL_TV        = 3,
 183 };
 184
 185 enum <link linkend="v4l2-memory">v4l2_memory</link> {
 186         V4L2_MEMORY_MMAP             = 1,
 187         V4L2_MEMORY_USERPTR          = 2,
 188         V4L2_MEMORY_OVERLAY          = 3,
 189 };
 190
 191 /* see also http://vektor.theorem.ca/graphics/ycbcr/ */
 192 enum <link linkend="v4l2-colorspace">v4l2_colorspace</link> {
 193         /* ITU-R 601 -- broadcast NTSC/PAL */
 194         V4L2_COLORSPACE_SMPTE170M     = 1,
 195
 196         /* 1125-Line (US) HDTV */
 197         V4L2_COLORSPACE_SMPTE240M     = 2,
 198
 199         /* HD and modern captures. */
 200         V4L2_COLORSPACE_REC709        = 3,
 201
 202         /* broken BT878 extents (601, luma range 16-253 instead of 16-235) */
 203         V4L2_COLORSPACE_BT878         = 4,
 204
 205         /* These should be useful.  Assume 601 extents. */
 206         V4L2_COLORSPACE_470_SYSTEM_M  = 5,
 207         V4L2_COLORSPACE_470_SYSTEM_BG = 6,
 208
 209         /* I know there will be cameras that send this.  So, this is
 210          * unspecified chromaticities and full 0-255 on each of the
 211          * Y'CbCr components
 212          */
 213         V4L2_COLORSPACE_JPEG          = 7,
 214
 215         /* For RGB colourspaces, this is probably a good start. */
 216         V4L2_COLORSPACE_SRGB          = 8,
 217 };
 218
 219 enum <link linkend="v4l2-priority">v4l2_priority</link> {
 220         V4L2_PRIORITY_UNSET       = 0,  /* not initialized */
 221         V4L2_PRIORITY_BACKGROUND  = 1,
 222         V4L2_PRIORITY_INTERACTIVE = 2,
 223         V4L2_PRIORITY_RECORD      = 3,
 224         V4L2_PRIORITY_DEFAULT     = V4L2_PRIORITY_INTERACTIVE,
 225 };
 226
 227 struct <link linkend="v4l2-rect">v4l2_rect</link> {
 228         __s32   left;
 229         __s32   top;
 230         __s32   width;
 231         __s32   height;
 232 };
 233
 234 struct <link linkend="v4l2-fract">v4l2_fract</link> {
 235         __u32   numerator;
 236         __u32   denominator;
 237 };
 238
 239 /*
 240  *      D R I V E R   C A P A B I L I T I E S
 241  */
 242 struct <link linkend="v4l2-capability">v4l2_capability</link> {
 243         __u8    driver[16];     /* i.e.ie; "bttv" */
 244         __u8    card[32];       /* i.e.ie; "Hauppauge WinTV" */
 245         __u8    bus_info[32];   /* "PCI:" + pci_name(pci_dev) */
 246         __u32   version;        /* should use KERNEL_VERSION() */
 247         __u32   capabilities;   /* Device capabilities */
 248         __u32   reserved[4];
 249 };
 250
 251 /* Values for 'capabilities' field */
 252 #define V4L2_CAP_VIDEO_CAPTURE          0x00000001  /* Is a video capture device */
 253 #define V4L2_CAP_VIDEO_OUTPUT           0x00000002  /* Is a video output device */
 254 #define V4L2_CAP_VIDEO_OVERLAY          0x00000004  /* Can do video overlay */
 255 #define V4L2_CAP_VBI_CAPTURE            0x00000010  /* Is a raw VBI capture device */
 256 #define V4L2_CAP_VBI_OUTPUT             0x00000020  /* Is a raw VBI output device */
 257 #define V4L2_CAP_SLICED_VBI_CAPTURE     0x00000040  /* Is a sliced VBI capture device */
 258 #define V4L2_CAP_SLICED_VBI_OUTPUT      0x00000080  /* Is a sliced VBI output device */
 259 #define V4L2_CAP_RDS_CAPTURE            0x00000100  /* RDS data capture */
 260 #define V4L2_CAP_VIDEO_OUTPUT_OVERLAY   0x00000200  /* Can do video output overlay */
 261 #define V4L2_CAP_HW_FREQ_SEEK           0x00000400  /* Can do hardware frequency seek  */
 262 #define V4L2_CAP_RDS_OUTPUT             0x00000800  /* Is an RDS encoder */
 263
 264 /* Is a video capture device that supports multiplanar formats */
 265 #define V4L2_CAP_VIDEO_CAPTURE_MPLANE   0x00001000
 266 /* Is a video output device that supports multiplanar formats */
 267 #define V4L2_CAP_VIDEO_OUTPUT_MPLANE    0x00002000
 268
 269 #define V4L2_CAP_TUNER                  0x00010000  /* has a tuner */
 270 #define V4L2_CAP_AUDIO                  0x00020000  /* has audio support */
 271 #define V4L2_CAP_RADIO                  0x00040000  /* is a radio device */
 272 #define V4L2_CAP_MODULATOR              0x00080000  /* has a modulator */
 273
 274 #define V4L2_CAP_READWRITE              0x01000000  /* read/write systemcalls */
 275 #define V4L2_CAP_ASYNCIO                0x02000000  /* async I/O */
 276 #define V4L2_CAP_STREAMING              0x04000000  /* streaming I/O ioctls */
 277
 278 /*
 279  *      V I D E O   I M A G E   F O R M A T
 280  */
 281 struct <link linkend="v4l2-pix-format">v4l2_pix_format</link> {
 282         __u32                   width;
 283         __u32                   height;
 284         __u32                   pixelformat;
 285         enum <link linkend="v4l2-field">v4l2_field</link>         field;
 286         __u32                   bytesperline;   /* for padding, zero if unused */
 287         __u32                   sizeimage;
 288         enum <link linkend="v4l2-colorspace">v4l2_colorspace</link>    colorspace;
 289         __u32                   priv;           /* private data, depends on pixelformat */
 290 };
 291
 292 /*      Pixel format         FOURCC                          depth  Description  */
 293
 294 /* RGB formats */
 295 #define <link linkend="V4L2-PIX-FMT-RGB332">V4L2_PIX_FMT_RGB332</link>  v4l2_fourcc('R', 'G', 'B', '1') /*  8  RGB-3-3-2     */
 296 #define <link linkend="V4L2-PIX-FMT-RGB444">V4L2_PIX_FMT_RGB444</link>  v4l2_fourcc('R', '4', '4', '4') /* 16  xxxxrrrr ggggbbbb */
 297 #define <link linkend="V4L2-PIX-FMT-RGB555">V4L2_PIX_FMT_RGB555</link>  v4l2_fourcc('R', 'G', 'B', 'O') /* 16  RGB-5-5-5     */
 298 #define <link linkend="V4L2-PIX-FMT-RGB565">V4L2_PIX_FMT_RGB565</link>  v4l2_fourcc('R', 'G', 'B', 'P') /* 16  RGB-5-6-5     */
 299 #define <link linkend="V4L2-PIX-FMT-RGB555X">V4L2_PIX_FMT_RGB555X</link> v4l2_fourcc('R', 'G', 'B', 'Q') /* 16  RGB-5-5-5 BE  */
 300 #define <link linkend="V4L2-PIX-FMT-RGB565X">V4L2_PIX_FMT_RGB565X</link> v4l2_fourcc('R', 'G', 'B', 'R') /* 16  RGB-5-6-5 BE  */
 301 #define <link linkend="V4L2-PIX-FMT-BGR666">V4L2_PIX_FMT_BGR666</link>  v4l2_fourcc('B', 'G', 'R', 'H') /* 18  BGR-6-6-6     */
 302 #define <link linkend="V4L2-PIX-FMT-BGR24">V4L2_PIX_FMT_BGR24</link>   v4l2_fourcc('B', 'G', 'R', '3') /* 24  BGR-8-8-8     */
 303 #define <link linkend="V4L2-PIX-FMT-RGB24">V4L2_PIX_FMT_RGB24</link>   v4l2_fourcc('R', 'G', 'B', '3') /* 24  RGB-8-8-8     */
 304 #define <link linkend="V4L2-PIX-FMT-BGR32">V4L2_PIX_FMT_BGR32</link>   v4l2_fourcc('B', 'G', 'R', '4') /* 32  BGR-8-8-8-8   */
 305 #define <link linkend="V4L2-PIX-FMT-RGB32">V4L2_PIX_FMT_RGB32</link>   v4l2_fourcc('R', 'G', 'B', '4') /* 32  RGB-8-8-8-8   */
 306
 307 /* Grey formats */
 308 #define <link linkend="V4L2-PIX-FMT-GREY">V4L2_PIX_FMT_GREY</link>    v4l2_fourcc('G', 'R', 'E', 'Y') /*  8  Greyscale     */
 309 #define <link linkend="V4L2-PIX-FMT-Y4">V4L2_PIX_FMT_Y4</link>      v4l2_fourcc('Y', '0', '4', ' ') /*  4  Greyscale     */
 310 #define <link linkend="V4L2-PIX-FMT-Y6">V4L2_PIX_FMT_Y6</link>      v4l2_fourcc('Y', '0', '6', ' ') /*  6  Greyscale     */
 311 #define <link linkend="V4L2-PIX-FMT-Y10">V4L2_PIX_FMT_Y10</link>     v4l2_fourcc('Y', '1', '0', ' ') /* 10  Greyscale     */
 312 #define <link linkend="V4L2-PIX-FMT-Y16">V4L2_PIX_FMT_Y16</link>     v4l2_fourcc('Y', '1', '6', ' ') /* 16  Greyscale     */
 313
 314 /* Palette formats */
 315 #define <link linkend="V4L2-PIX-FMT-PAL8">V4L2_PIX_FMT_PAL8</link>    v4l2_fourcc('P', 'A', 'L', '8') /*  8  8-bit palette */
 316
 317 /* Luminance+Chrominance formats */
 318 #define <link linkend="V4L2-PIX-FMT-YVU410">V4L2_PIX_FMT_YVU410</link>  v4l2_fourcc('Y', 'V', 'U', '9') /*  9  YVU 4:1:0     */
 319 #define <link linkend="V4L2-PIX-FMT-YVU420">V4L2_PIX_FMT_YVU420</link>  v4l2_fourcc('Y', 'V', '1', '2') /* 12  YVU 4:2:0     */
 320 #define <link linkend="V4L2-PIX-FMT-YUYV">V4L2_PIX_FMT_YUYV</link>    v4l2_fourcc('Y', 'U', 'Y', 'V') /* 16  YUV 4:2:2     */
 321 #define <link linkend="V4L2-PIX-FMT-YYUV">V4L2_PIX_FMT_YYUV</link>    v4l2_fourcc('Y', 'Y', 'U', 'V') /* 16  YUV 4:2:2     */
 322 #define <link linkend="V4L2-PIX-FMT-YVYU">V4L2_PIX_FMT_YVYU</link>    v4l2_fourcc('Y', 'V', 'Y', 'U') /* 16 YVU 4:2:2 */
 323 #define <link linkend="V4L2-PIX-FMT-UYVY">V4L2_PIX_FMT_UYVY</link>    v4l2_fourcc('U', 'Y', 'V', 'Y') /* 16  YUV 4:2:2     */
 324 #define <link linkend="V4L2-PIX-FMT-VYUY">V4L2_PIX_FMT_VYUY</link>    v4l2_fourcc('V', 'Y', 'U', 'Y') /* 16  YUV 4:2:2     */
 325 #define <link linkend="V4L2-PIX-FMT-YUV422P">V4L2_PIX_FMT_YUV422P</link> v4l2_fourcc('4', '2', '2', 'P') /* 16  YVU422 planar */
 326 #define <link linkend="V4L2-PIX-FMT-YUV411P">V4L2_PIX_FMT_YUV411P</link> v4l2_fourcc('4', '1', '1', 'P') /* 16  YVU411 planar */
 327 #define <link linkend="V4L2-PIX-FMT-Y41P">V4L2_PIX_FMT_Y41P</link>    v4l2_fourcc('Y', '4', '1', 'P') /* 12  YUV 4:1:1     */
 328 #define <link linkend="V4L2-PIX-FMT-YUV444">V4L2_PIX_FMT_YUV444</link>  v4l2_fourcc('Y', '4', '4', '4') /* 16  xxxxyyyy uuuuvvvv */
 329 #define <link linkend="V4L2-PIX-FMT-YUV555">V4L2_PIX_FMT_YUV555</link>  v4l2_fourcc('Y', 'U', 'V', 'O') /* 16  YUV-5-5-5     */
 330 #define <link linkend="V4L2-PIX-FMT-YUV565">V4L2_PIX_FMT_YUV565</link>  v4l2_fourcc('Y', 'U', 'V', 'P') /* 16  YUV-5-6-5     */
 331 #define <link linkend="V4L2-PIX-FMT-YUV32">V4L2_PIX_FMT_YUV32</link>   v4l2_fourcc('Y', 'U', 'V', '4') /* 32  YUV-8-8-8-8   */
 332 #define <link linkend="V4L2-PIX-FMT-YUV410">V4L2_PIX_FMT_YUV410</link>  v4l2_fourcc('Y', 'U', 'V', '9') /*  9  YUV 4:1:0     */
 333 #define <link linkend="V4L2-PIX-FMT-YUV420">V4L2_PIX_FMT_YUV420</link>  v4l2_fourcc('Y', 'U', '1', '2') /* 12  YUV 4:2:0     */
 334 #define <link linkend="V4L2-PIX-FMT-HI240">V4L2_PIX_FMT_HI240</link>   v4l2_fourcc('H', 'I', '2', '4') /*  8  8-bit color   */
 335 #define <link linkend="V4L2-PIX-FMT-HM12">V4L2_PIX_FMT_HM12</link>    v4l2_fourcc('H', 'M', '1', '2') /*  8  YUV 4:2:0 16x16 macroblocks */
 336
 337 /* two planes -- one Y, one Cr + Cb interleaved  */
 338 #define <link linkend="V4L2-PIX-FMT-NV12">V4L2_PIX_FMT_NV12</link>    v4l2_fourcc('N', 'V', '1', '2') /* 12  Y/CbCr 4:2:0  */
 339 #define <link linkend="V4L2-PIX-FMT-NV21">V4L2_PIX_FMT_NV21</link>    v4l2_fourcc('N', 'V', '2', '1') /* 12  Y/CrCb 4:2:0  */
 340 #define <link linkend="V4L2-PIX-FMT-NV16">V4L2_PIX_FMT_NV16</link>    v4l2_fourcc('N', 'V', '1', '6') /* 16  Y/CbCr 4:2:2  */
 341 #define <link linkend="V4L2-PIX-FMT-NV61">V4L2_PIX_FMT_NV61</link>    v4l2_fourcc('N', 'V', '6', '1') /* 16  Y/CrCb 4:2:2  */
 342
 343 /* two non contiguous planes - one Y, one Cr + Cb interleaved  */
 344 #define <link linkend="V4L2-PIX-FMT-NV12M">V4L2_PIX_FMT_NV12M</link>   v4l2_fourcc('N', 'M', '1', '2') /* 12  Y/CbCr 4:2:0  */
 345 #define <link linkend="V4L2-PIX-FMT-NV12MT">V4L2_PIX_FMT_NV12MT</link>  v4l2_fourcc('T', 'M', '1', '2') /* 12  Y/CbCr 4:2:0 64x32 macroblocks */
 346
 347 /* three non contiguous planes - Y, Cb, Cr */
 348 #define <link linkend="V4L2-PIX-FMT-YUV420M">V4L2_PIX_FMT_YUV420M</link> v4l2_fourcc('Y', 'M', '1', '2') /* 12  YUV420 planar */
 349
 350 /* Bayer formats - see http://www.siliconimaging.com/RGB%20Bayer.htm */
 351 #define <link linkend="V4L2-PIX-FMT-SBGGR8">V4L2_PIX_FMT_SBGGR8</link>  v4l2_fourcc('B', 'A', '8', '1') /*  8  BGBG.. GRGR.. */
 352 #define <link linkend="V4L2-PIX-FMT-SGBRG8">V4L2_PIX_FMT_SGBRG8</link>  v4l2_fourcc('G', 'B', 'R', 'G') /*  8  GBGB.. RGRG.. */
 353 #define <link linkend="V4L2-PIX-FMT-SGRBG8">V4L2_PIX_FMT_SGRBG8</link>  v4l2_fourcc('G', 'R', 'B', 'G') /*  8  GRGR.. BGBG.. */
 354 #define <link linkend="V4L2-PIX-FMT-SRGGB8">V4L2_PIX_FMT_SRGGB8</link>  v4l2_fourcc('R', 'G', 'G', 'B') /*  8  RGRG.. GBGB.. */
 355 #define <link linkend="V4L2-PIX-FMT-SBGGR10">V4L2_PIX_FMT_SBGGR10</link> v4l2_fourcc('B', 'G', '1', '0') /* 10  BGBG.. GRGR.. */
 356 #define <link linkend="V4L2-PIX-FMT-SGBRG10">V4L2_PIX_FMT_SGBRG10</link> v4l2_fourcc('G', 'B', '1', '0') /* 10  GBGB.. RGRG.. */
 357 #define <link linkend="V4L2-PIX-FMT-SGRBG10">V4L2_PIX_FMT_SGRBG10</link> v4l2_fourcc('B', 'A', '1', '0') /* 10  GRGR.. BGBG.. */
 358 #define <link linkend="V4L2-PIX-FMT-SRGGB10">V4L2_PIX_FMT_SRGGB10</link> v4l2_fourcc('R', 'G', '1', '0') /* 10  RGRG.. GBGB.. */
 359         /* 10bit raw bayer DPCM compressed to 8 bits */
 360 #define <link linkend="V4L2-PIX-FMT-SGRBG10DPCM8">V4L2_PIX_FMT_SGRBG10DPCM8</link> v4l2_fourcc('B', 'D', '1', '0')
 361         /*
 362          * 10bit raw bayer, expanded to 16 bits
 363          * xxxxrrrrrrrrrrxxxxgggggggggg xxxxggggggggggxxxxbbbbbbbbbb...
 364          */
 365 #define <link linkend="V4L2-PIX-FMT-SBGGR16">V4L2_PIX_FMT_SBGGR16</link> v4l2_fourcc('B', 'Y', 'R', '2') /* 16  BGBG.. GRGR.. */
 366
 367 /* compressed formats */
 368 #define <link linkend="V4L2-PIX-FMT-MJPEG">V4L2_PIX_FMT_MJPEG</link>    v4l2_fourcc('M', 'J', 'P', 'G') /* Motion-JPEG   */
 369 #define <link linkend="V4L2-PIX-FMT-JPEG">V4L2_PIX_FMT_JPEG</link>     v4l2_fourcc('J', 'P', 'E', 'G') /* JFIF JPEG     */
 370 #define <link linkend="V4L2-PIX-FMT-DV">V4L2_PIX_FMT_DV</link>       v4l2_fourcc('d', 'v', 's', 'd') /* 1394          */
 371 #define <link linkend="V4L2-PIX-FMT-MPEG">V4L2_PIX_FMT_MPEG</link>     v4l2_fourcc('M', 'P', 'E', 'G') /* MPEG-1/2/4    */
 372
 373 /*  Vendor-specific formats   */
 374 #define <link linkend="V4L2-PIX-FMT-CPIA1">V4L2_PIX_FMT_CPIA1</link>    v4l2_fourcc('C', 'P', 'I', 'A') /* cpia1 YUV */
 375 #define <link linkend="V4L2-PIX-FMT-WNVA">V4L2_PIX_FMT_WNVA</link>     v4l2_fourcc('W', 'N', 'V', 'A') /* Winnov hw compress */
 376 #define <link linkend="V4L2-PIX-FMT-SN9C10X">V4L2_PIX_FMT_SN9C10X</link>  v4l2_fourcc('S', '9', '1', '0') /* SN9C10x compression */
 377 #define <link linkend="V4L2-PIX-FMT-SN9C20X-I420">V4L2_PIX_FMT_SN9C20X_I420</link> v4l2_fourcc('S', '9', '2', '0') /* SN9C20x YUV 4:2:0 */
 378 #define <link linkend="V4L2-PIX-FMT-PWC1">V4L2_PIX_FMT_PWC1</link>     v4l2_fourcc('P', 'W', 'C', '1') /* pwc older webcam */
 379 #define <link linkend="V4L2-PIX-FMT-PWC2">V4L2_PIX_FMT_PWC2</link>     v4l2_fourcc('P', 'W', 'C', '2') /* pwc newer webcam */
 380 #define <link linkend="V4L2-PIX-FMT-ET61X251">V4L2_PIX_FMT_ET61X251</link> v4l2_fourcc('E', '6', '2', '5') /* ET61X251 compression */
 381 #define <link linkend="V4L2-PIX-FMT-SPCA501">V4L2_PIX_FMT_SPCA501</link>  v4l2_fourcc('S', '5', '0', '1') /* YUYV per line */
 382 #define <link linkend="V4L2-PIX-FMT-SPCA505">V4L2_PIX_FMT_SPCA505</link>  v4l2_fourcc('S', '5', '0', '5') /* YYUV per line */
 383 #define <link linkend="V4L2-PIX-FMT-SPCA508">V4L2_PIX_FMT_SPCA508</link>  v4l2_fourcc('S', '5', '0', '8') /* YUVY per line */
 384 #define <link linkend="V4L2-PIX-FMT-SPCA561">V4L2_PIX_FMT_SPCA561</link>  v4l2_fourcc('S', '5', '6', '1') /* compressed GBRG bayer */
 385 #define <link linkend="V4L2-PIX-FMT-PAC207">V4L2_PIX_FMT_PAC207</link>   v4l2_fourcc('P', '2', '0', '7') /* compressed BGGR bayer */
 386 #define <link linkend="V4L2-PIX-FMT-MR97310A">V4L2_PIX_FMT_MR97310A</link> v4l2_fourcc('M', '3', '1', '0') /* compressed BGGR bayer */
 387 #define <link linkend="V4L2-PIX-FMT-SN9C2028">V4L2_PIX_FMT_SN9C2028</link> v4l2_fourcc('S', 'O', 'N', 'X') /* compressed GBRG bayer */
 388 #define <link linkend="V4L2-PIX-FMT-SQ905C">V4L2_PIX_FMT_SQ905C</link>   v4l2_fourcc('9', '0', '5', 'C') /* compressed RGGB bayer */
 389 #define <link linkend="V4L2-PIX-FMT-PJPG">V4L2_PIX_FMT_PJPG</link>     v4l2_fourcc('P', 'J', 'P', 'G') /* Pixart 73xx JPEG */
 390 #define <link linkend="V4L2-PIX-FMT-OV511">V4L2_PIX_FMT_OV511</link>    v4l2_fourcc('O', '5', '1', '1') /* ov511 JPEG */
 391 #define <link linkend="V4L2-PIX-FMT-OV518">V4L2_PIX_FMT_OV518</link>    v4l2_fourcc('O', '5', '1', '8') /* ov518 JPEG */
 392 #define <link linkend="V4L2-PIX-FMT-STV0680">V4L2_PIX_FMT_STV0680</link>  v4l2_fourcc('S', '6', '8', '0') /* stv0680 bayer */
 393 #define <link linkend="V4L2-PIX-FMT-TM6000">V4L2_PIX_FMT_TM6000</link>   v4l2_fourcc('T', 'M', '6', '0') /* tm5600/tm60x0 */
 394 #define <link linkend="V4L2-PIX-FMT-CIT-YYVYUY">V4L2_PIX_FMT_CIT_YYVYUY</link> v4l2_fourcc('C', 'I', 'T', 'V') /* one line of Y then 1 line of VYUY */
 395 #define <link linkend="V4L2-PIX-FMT-KONICA420">V4L2_PIX_FMT_KONICA420</link>  v4l2_fourcc('K', 'O', 'N', 'I') /* YUV420 planar in blocks of 256 pixels */
 396
 397 /*
 398  *      F O R M A T   E N U M E R A T I O N
 399  */
 400 struct <link linkend="v4l2-fmtdesc">v4l2_fmtdesc</link> {
 401         __u32               index;             /* Format number      */
 402         enum <link linkend="v4l2-buf-type">v4l2_buf_type</link>  type;              /* buffer type        */
 403         __u32               flags;
 404         __u8                description[32];   /* Description string */
 405         __u32               pixelformat;       /* Format fourcc      */
 406         __u32               reserved[4];
 407 };
 408
 409 #define V4L2_FMT_FLAG_COMPRESSED 0x0001
 410 #define V4L2_FMT_FLAG_EMULATED   0x0002
 411
 412 #if 1
 413         /* Experimental Frame Size and frame rate enumeration */
 414 /*
 415  *      F R A M E   S I Z E   E N U M E R A T I O N
 416  */
 417 enum <link linkend="v4l2-frmsizetypes">v4l2_frmsizetypes</link> {
 418         V4L2_FRMSIZE_TYPE_DISCRETE      = 1,
 419         V4L2_FRMSIZE_TYPE_CONTINUOUS    = 2,
 420         V4L2_FRMSIZE_TYPE_STEPWISE      = 3,
 421 };
 422
 423 struct <link linkend="v4l2-frmsize-discrete">v4l2_frmsize_discrete</link> {
 424         __u32                   width;          /* Frame width [pixel] */
 425         __u32                   height;         /* Frame height [pixel] */
 426 };
 427
 428 struct <link linkend="v4l2-frmsize-stepwise">v4l2_frmsize_stepwise</link> {
 429         __u32                   min_width;      /* Minimum frame width [pixel] */
 430         __u32                   max_width;      /* Maximum frame width [pixel] */
 431         __u32                   step_width;     /* Frame width step size [pixel] */
 432         __u32                   min_height;     /* Minimum frame height [pixel] */
 433         __u32                   max_height;     /* Maximum frame height [pixel] */
 434         __u32                   step_height;    /* Frame height step size [pixel] */
 435 };
 436
 437 struct <link linkend="v4l2-frmsizeenum">v4l2_frmsizeenum</link> {
 438         __u32                   index;          /* Frame size number */
 439         __u32                   pixel_format;   /* Pixel format */
 440         __u32                   type;           /* Frame size type the device supports. */
 441
 442         union {                                 /* Frame size */
 443                 struct <link linkend="v4l2-frmsize-discrete">v4l2_frmsize_discrete</link>    discrete;
 444                 struct <link linkend="v4l2-frmsize-stepwise">v4l2_frmsize_stepwise</link>    stepwise;
 445         };
 446
 447         __u32   reserved[2];                    /* Reserved space for future use */
 448 };
 449
 450 /*
 451  *      F R A M E   R A T E   E N U M E R A T I O N
 452  */
 453 enum <link linkend="v4l2-frmivaltypes">v4l2_frmivaltypes</link> {
 454         V4L2_FRMIVAL_TYPE_DISCRETE      = 1,
 455         V4L2_FRMIVAL_TYPE_CONTINUOUS    = 2,
 456         V4L2_FRMIVAL_TYPE_STEPWISE      = 3,
 457 };
 458
 459 struct <link linkend="v4l2-frmival-stepwise">v4l2_frmival_stepwise</link> {
 460         struct <link linkend="v4l2-fract">v4l2_fract</link>       min;            /* Minimum frame interval [s] */
 461         struct <link linkend="v4l2-fract">v4l2_fract</link>       max;            /* Maximum frame interval [s] */
 462         struct <link linkend="v4l2-fract">v4l2_fract</link>       step;           /* Frame interval step size [s] */
 463 };
 464
 465 struct <link linkend="v4l2-frmivalenum">v4l2_frmivalenum</link> {
 466         __u32                   index;          /* Frame format index */
 467         __u32                   pixel_format;   /* Pixel format */
 468         __u32                   width;          /* Frame width */
 469         __u32                   height;         /* Frame height */
 470         __u32                   type;           /* Frame interval type the device supports. */
 471
 472         union {                                 /* Frame interval */
 473                 struct <link linkend="v4l2-fract">v4l2_fract</link>               discrete;
 474                 struct <link linkend="v4l2-frmival-stepwise">v4l2_frmival_stepwise</link>    stepwise;
 475         };
 476
 477         __u32   reserved[2];                    /* Reserved space for future use */
 478 };
 479 #endif
 480
 481 /*
 482  *      T I M E C O D E
 483  */
 484 struct <link linkend="v4l2-timecode">v4l2_timecode</link> {
 485         __u32   type;
 486         __u32   flags;
 487         __u8    frames;
 488         __u8    seconds;
 489         __u8    minutes;
 490         __u8    hours;
 491         __u8    userbits[4];
 492 };
 493
 494 /*  Type  */
 495 #define V4L2_TC_TYPE_24FPS              1
 496 #define V4L2_TC_TYPE_25FPS              2
 497 #define V4L2_TC_TYPE_30FPS              3
 498 #define V4L2_TC_TYPE_50FPS              4
 499 #define V4L2_TC_TYPE_60FPS              5
 500
 501 /*  Flags  */
 502 #define V4L2_TC_FLAG_DROPFRAME          0x0001 /* "drop-frame" mode */
 503 #define V4L2_TC_FLAG_COLORFRAME         0x0002
 504 #define V4L2_TC_USERBITS_field          0x000C
 505 #define V4L2_TC_USERBITS_USERDEFINED    0x0000
 506 #define V4L2_TC_USERBITS_8BITCHARS      0x0008
 507 /* The above is based on SMPTE timecodes */
 508
 509 struct <link linkend="v4l2-jpegcompression">v4l2_jpegcompression</link> {
 510         int quality;
 511
 512         int  APPn;              /* Number of APP segment to be written,
 513                                  * must be 0..15 */
 514         int  APP_len;           /* Length of data in JPEG APPn segment */
 515         char APP_data[60];      /* Data in the JPEG APPn segment. */
 516
 517         int  COM_len;           /* Length of data in JPEG COM segment */
 518         char COM_data[60];      /* Data in JPEG COM segment */
 519
 520         __u32 jpeg_markers;     /* Which markers should go into the JPEG
 521                                  * output. Unless you exactly know what
 522                                  * you do, leave them untouched.
 523                                  * Inluding less markers will make the
 524                                  * resulting code smaller, but there will
 525                                  * be fewer applications which can read it.
 526                                  * The presence of the APP and COM marker
 527                                  * is influenced by APP_len and COM_len
 528                                  * ONLY, not by this property! */
 529
 530 #define V4L2_JPEG_MARKER_DHT (1&lt;&lt;3)    /* Define Huffman Tables */
 531 #define V4L2_JPEG_MARKER_DQT (1&lt;&lt;4)    /* Define Quantization Tables */
 532 #define V4L2_JPEG_MARKER_DRI (1&lt;&lt;5)    /* Define Restart Interval */
 533 #define V4L2_JPEG_MARKER_COM (1&lt;&lt;6)    /* Comment segment */
 534 #define V4L2_JPEG_MARKER_APP (1&lt;&lt;7)    /* App segment, driver will
 535                                         * allways use APP0 */
 536 };
 537
 538 /*
 539  *      M E M O R Y - M A P P I N G   B U F F E R S
 540  */
 541 struct <link linkend="v4l2-requestbuffers">v4l2_requestbuffers</link> {
 542         __u32                   count;
 543         enum <link linkend="v4l2-buf-type">v4l2_buf_type</link>      type;
 544         enum <link linkend="v4l2-memory">v4l2_memory</link>        memory;
 545         __u32                   reserved[2];
 546 };
 547
 548 /**
 549  * struct <link linkend="v4l2-plane">v4l2_plane</link> - plane info for multi-planar buffers
 550  * @bytesused:          number of bytes occupied by data in the plane (payload)
 551  * @length:             size of this plane (NOT the payload) in bytes
 552  * @mem_offset:         when memory in the associated struct <link linkend="v4l2-buffer">v4l2_buffer</link> is
 553  *                      V4L2_MEMORY_MMAP, equals the offset from the start of
 554  *                      the device memory for this plane (or is a "cookie" that
 555  *                      should be passed to mmap() called on the video node)
 556  * @userptr:            when memory is V4L2_MEMORY_USERPTR, a userspace pointer
 557  *                      pointing to this plane
 558  * @data_offset:        offset in the plane to the start of data; usually 0,
 559  *                      unless there is a header in front of the data
 560  *
 561  * Multi-planar buffers consist of one or more planes, e.g. an YCbCr buffer
 562  * with two planes can have one plane for Y, and another for interleaved CbCr
 563  * components. Each plane can reside in a separate memory buffer, or even in
 564  * a completely separate memory node (e.g. in embedded devices).
 565  */
 566 struct <link linkend="v4l2-plane">v4l2_plane</link> {
 567         __u32                   bytesused;
 568         __u32                   length;
 569         union {
 570                 __u32           mem_offset;
 571                 unsigned long   userptr;
 572         } m;
 573         __u32                   data_offset;
 574         __u32                   reserved[11];
 575 };
 576
 577 /**
 578  * struct <link linkend="v4l2-buffer">v4l2_buffer</link> - video buffer info
 579  * @index:      id number of the buffer
 580  * @type:       buffer type (type == *_MPLANE for multiplanar buffers)
 581  * @bytesused:  number of bytes occupied by data in the buffer (payload);
 582  *              unused (set to 0) for multiplanar buffers
 583  * @flags:      buffer informational flags
 584  * @field:      field order of the image in the buffer
 585  * @timestamp:  frame timestamp
 586  * @timecode:   frame timecode
 587  * @sequence:   sequence count of this frame
 588  * @memory:     the method, in which the actual video data is passed
 589  * @offset:     for non-multiplanar buffers with memory == V4L2_MEMORY_MMAP;
 590  *              offset from the start of the device memory for this plane,
 591  *              (or a "cookie" that should be passed to mmap() as offset)
 592  * @userptr:    for non-multiplanar buffers with memory == V4L2_MEMORY_USERPTR;
 593  *              a userspace pointer pointing to this buffer
 594  * @planes:     for multiplanar buffers; userspace pointer to the array of plane
 595  *              info structs for this buffer
 596  * @length:     size in bytes of the buffer (NOT its payload) for single-plane
 597  *              buffers (when type != *_MPLANE); number of elements in the
 598  *              planes array for multi-plane buffers
 599  * @input:      input number from which the video data has has been captured
 600  *
 601  * Contains data exchanged by application and driver using one of the Streaming
 602  * I/O methods.
 603  */
 604 struct <link linkend="v4l2-buffer">v4l2_buffer</link> {
 605         __u32                   index;
 606         enum <link linkend="v4l2-buf-type">v4l2_buf_type</link>      type;
 607         __u32                   bytesused;
 608         __u32                   flags;
 609         enum <link linkend="v4l2-field">v4l2_field</link>         field;
 610         struct timeval          timestamp;
 611         struct <link linkend="v4l2-timecode">v4l2_timecode</link>    timecode;
 612         __u32                   sequence;
 613
 614         /* memory location */
 615         enum <link linkend="v4l2-memory">v4l2_memory</link>        memory;
 616         union {
 617                 __u32           offset;
 618                 unsigned long   userptr;
 619                 struct <link linkend="v4l2-plane">v4l2_plane</link> *planes;
 620         } m;
 621         __u32                   length;
 622         __u32                   input;
 623         __u32                   reserved;
 624 };
 625
 626 /*  Flags for 'flags' field */
 627 #define V4L2_BUF_FLAG_MAPPED    0x0001  /* Buffer is mapped (flag) */
 628 #define V4L2_BUF_FLAG_QUEUED    0x0002  /* Buffer is queued for processing */
 629 #define V4L2_BUF_FLAG_DONE      0x0004  /* Buffer is ready */
 630 #define V4L2_BUF_FLAG_KEYFRAME  0x0008  /* Image is a keyframe (I-frame) */
 631 #define V4L2_BUF_FLAG_PFRAME    0x0010  /* Image is a P-frame */
 632 #define V4L2_BUF_FLAG_BFRAME    0x0020  /* Image is a B-frame */
 633 /* Buffer is ready, but the data contained within is corrupted. */
 634 #define V4L2_BUF_FLAG_ERROR     0x0040
 635 #define V4L2_BUF_FLAG_TIMECODE  0x0100  /* timecode field is valid */
 636 #define V4L2_BUF_FLAG_INPUT     0x0200  /* input field is valid */
 637
 638 /*
 639  *      O V E R L A Y   P R E V I E W
 640  */
 641 struct <link linkend="v4l2-framebuffer">v4l2_framebuffer</link> {
 642         __u32                   capability;
 643         __u32                   flags;
 644 /* FIXME: in theory we should pass something like PCI device + memory
 645  * region + offset instead of some physical address */
 646         void                    *base;
 647         struct <link linkend="v4l2-pix-format">v4l2_pix_format</link>  fmt;
 648 };
 649 /*  Flags for the 'capability' field. Read only */
 650 #define V4L2_FBUF_CAP_EXTERNOVERLAY     0x0001
 651 #define V4L2_FBUF_CAP_CHROMAKEY         0x0002
 652 #define V4L2_FBUF_CAP_LIST_CLIPPING     0x0004
 653 #define V4L2_FBUF_CAP_BITMAP_CLIPPING   0x0008
 654 #define V4L2_FBUF_CAP_LOCAL_ALPHA       0x0010
 655 #define V4L2_FBUF_CAP_GLOBAL_ALPHA      0x0020
 656 #define V4L2_FBUF_CAP_LOCAL_INV_ALPHA   0x0040
 657 #define V4L2_FBUF_CAP_SRC_CHROMAKEY     0x0080
 658 /*  Flags for the 'flags' field. */
 659 #define V4L2_FBUF_FLAG_PRIMARY          0x0001
 660 #define V4L2_FBUF_FLAG_OVERLAY          0x0002
 661 #define V4L2_FBUF_FLAG_CHROMAKEY        0x0004
 662 #define V4L2_FBUF_FLAG_LOCAL_ALPHA      0x0008
 663 #define V4L2_FBUF_FLAG_GLOBAL_ALPHA     0x0010
 664 #define V4L2_FBUF_FLAG_LOCAL_INV_ALPHA  0x0020
 665 #define V4L2_FBUF_FLAG_SRC_CHROMAKEY    0x0040
 666
 667 struct <link linkend="v4l2-clip">v4l2_clip</link> {
 668         struct <link linkend="v4l2-rect">v4l2_rect</link>        c;
 669         struct <link linkend="v4l2-clip">v4l2_clip</link>        __user *next;
 670 };
 671
 672 struct <link linkend="v4l2-window">v4l2_window</link> {
 673         struct <link linkend="v4l2-rect">v4l2_rect</link>        w;
 674         enum <link linkend="v4l2-field">v4l2_field</link>         field;
 675         __u32                   chromakey;
 676         struct <link linkend="v4l2-clip">v4l2_clip</link>        __user *clips;
 677         __u32                   clipcount;
 678         void                    __user *bitmap;
 679         __u8                    global_alpha;
 680 };
 681
 682 /*
 683  *      C A P T U R E   P A R A M E T E R S
 684  */
 685 struct <link linkend="v4l2-captureparm">v4l2_captureparm</link> {
 686         __u32              capability;    /*  Supported modes */
 687         __u32              capturemode;   /*  Current mode */
 688         struct <link linkend="v4l2-fract">v4l2_fract</link>  timeperframe;  /*  Time per frame in .1us units */
 689         __u32              extendedmode;  /*  Driver-specific extensions */
 690         __u32              readbuffers;   /*  # of buffers for read */
 691         __u32              reserved[4];
 692 };
 693
 694 /*  Flags for 'capability' and 'capturemode' fields */
 695 #define V4L2_MODE_HIGHQUALITY   0x0001  /*  High quality imaging mode */
 696 #define V4L2_CAP_TIMEPERFRAME   0x1000  /*  timeperframe field is supported */
 697
 698 struct <link linkend="v4l2-outputparm">v4l2_outputparm</link> {
 699         __u32              capability;   /*  Supported modes */
 700         __u32              outputmode;   /*  Current mode */
 701         struct <link linkend="v4l2-fract">v4l2_fract</link>  timeperframe; /*  Time per frame in seconds */
 702         __u32              extendedmode; /*  Driver-specific extensions */
 703         __u32              writebuffers; /*  # of buffers for write */
 704         __u32              reserved[4];
 705 };
 706
 707 /*
 708  *      I N P U T   I M A G E   C R O P P I N G
 709  */
 710 struct <link linkend="v4l2-cropcap">v4l2_cropcap</link> {
 711         enum <link linkend="v4l2-buf-type">v4l2_buf_type</link>      type;
 712         struct <link linkend="v4l2-rect">v4l2_rect</link>        bounds;
 713         struct <link linkend="v4l2-rect">v4l2_rect</link>        defrect;
 714         struct <link linkend="v4l2-fract">v4l2_fract</link>       pixelaspect;
 715 };
 716
 717 struct <link linkend="v4l2-crop">v4l2_crop</link> {
 718         enum <link linkend="v4l2-buf-type">v4l2_buf_type</link>      type;
 719         struct <link linkend="v4l2-rect">v4l2_rect</link>        c;
 720 };
 721
 722 /*
 723  *      A N A L O G   V I D E O   S T A N D A R D
 724  */
 725
 726 typedef __u64 v4l2_std_id;
 727
 728 /* one bit for each */
 729 #define V4L2_STD_PAL_B          ((v4l2_std_id)0x00000001)
 730 #define V4L2_STD_PAL_B1         ((v4l2_std_id)0x00000002)
 731 #define V4L2_STD_PAL_G          ((v4l2_std_id)0x00000004)
 732 #define V4L2_STD_PAL_H          ((v4l2_std_id)0x00000008)
 733 #define V4L2_STD_PAL_I          ((v4l2_std_id)0x00000010)
 734 #define V4L2_STD_PAL_D          ((v4l2_std_id)0x00000020)
 735 #define V4L2_STD_PAL_D1         ((v4l2_std_id)0x00000040)
 736 #define V4L2_STD_PAL_K          ((v4l2_std_id)0x00000080)
 737
 738 #define V4L2_STD_PAL_M          ((v4l2_std_id)0x00000100)
 739 #define V4L2_STD_PAL_N          ((v4l2_std_id)0x00000200)
 740 #define V4L2_STD_PAL_Nc         ((v4l2_std_id)0x00000400)
 741 #define V4L2_STD_PAL_60         ((v4l2_std_id)0x00000800)
 742
 743 #define V4L2_STD_NTSC_M         ((v4l2_std_id)0x00001000)
 744 #define V4L2_STD_NTSC_M_JP      ((v4l2_std_id)0x00002000)
 745 #define V4L2_STD_NTSC_443       ((v4l2_std_id)0x00004000)
 746 #define V4L2_STD_NTSC_M_KR      ((v4l2_std_id)0x00008000)
 747
 748 #define V4L2_STD_SECAM_B        ((v4l2_std_id)0x00010000)
 749 #define V4L2_STD_SECAM_D        ((v4l2_std_id)0x00020000)
 750 #define V4L2_STD_SECAM_G        ((v4l2_std_id)0x00040000)
 751 #define V4L2_STD_SECAM_H        ((v4l2_std_id)0x00080000)
 752 #define V4L2_STD_SECAM_K        ((v4l2_std_id)0x00100000)
 753 #define V4L2_STD_SECAM_K1       ((v4l2_std_id)0x00200000)
 754 #define V4L2_STD_SECAM_L        ((v4l2_std_id)0x00400000)
 755 #define V4L2_STD_SECAM_LC       ((v4l2_std_id)0x00800000)
 756
 757 /* ATSC/HDTV */
 758 #define V4L2_STD_ATSC_8_VSB     ((v4l2_std_id)0x01000000)
 759 #define V4L2_STD_ATSC_16_VSB    ((v4l2_std_id)0x02000000)
 760
 761 /* FIXME:
 762    Although std_id is 64 bits, there is an issue on PPC32 architecture that
 763    makes switch(__u64) to break. So, there's a hack on v4l2-common.c rounding
 764    this value to 32 bits.
 765    As, currently, the max value is for V4L2_STD_ATSC_16_VSB (30 bits wide),
 766    it should work fine. However, if needed to add more than two standards,
 767    v4l2-common.c should be fixed.
 768  */
 769
 770 /* some merged standards */
 771 #define V4L2_STD_MN     (V4L2_STD_PAL_M|V4L2_STD_PAL_N|V4L2_STD_PAL_Nc|V4L2_STD_NTSC)
 772 #define V4L2_STD_B      (V4L2_STD_PAL_B|V4L2_STD_PAL_B1|V4L2_STD_SECAM_B)
 773 #define V4L2_STD_GH     (V4L2_STD_PAL_G|V4L2_STD_PAL_H|V4L2_STD_SECAM_G|V4L2_STD_SECAM_H)
 774 #define V4L2_STD_DK     (V4L2_STD_PAL_DK|V4L2_STD_SECAM_DK)
 775
 776 /* some common needed stuff */
 777 #define V4L2_STD_PAL_BG         (V4L2_STD_PAL_B         |\
 778                                  V4L2_STD_PAL_B1        |\
 779                                  V4L2_STD_PAL_G)
 780 #define V4L2_STD_PAL_DK         (V4L2_STD_PAL_D         |\
 781                                  V4L2_STD_PAL_D1        |\
 782                                  V4L2_STD_PAL_K)
 783 #define V4L2_STD_PAL            (V4L2_STD_PAL_BG        |\
 784                                  V4L2_STD_PAL_DK        |\
 785                                  V4L2_STD_PAL_H         |\
 786                                  V4L2_STD_PAL_I)
 787 #define V4L2_STD_NTSC           (V4L2_STD_NTSC_M        |\
 788                                  V4L2_STD_NTSC_M_JP     |\
 789                                  V4L2_STD_NTSC_M_KR)
 790 #define V4L2_STD_SECAM_DK       (V4L2_STD_SECAM_D       |\
 791                                  V4L2_STD_SECAM_K       |\
 792                                  V4L2_STD_SECAM_K1)
 793 #define V4L2_STD_SECAM          (V4L2_STD_SECAM_B       |\
 794                                  V4L2_STD_SECAM_G       |\
 795                                  V4L2_STD_SECAM_H       |\
 796                                  V4L2_STD_SECAM_DK      |\
 797                                  V4L2_STD_SECAM_L       |\
 798                                  V4L2_STD_SECAM_LC)
 799
 800 #define V4L2_STD_525_60         (V4L2_STD_PAL_M         |\
 801                                  V4L2_STD_PAL_60        |\
 802                                  V4L2_STD_NTSC          |\
 803                                  V4L2_STD_NTSC_443)
 804 #define V4L2_STD_625_50         (V4L2_STD_PAL           |\
 805                                  V4L2_STD_PAL_N         |\
 806                                  V4L2_STD_PAL_Nc        |\
 807                                  V4L2_STD_SECAM)
 808 #define V4L2_STD_ATSC           (V4L2_STD_ATSC_8_VSB    |\
 809                                  V4L2_STD_ATSC_16_VSB)
 810
 811 #define V4L2_STD_UNKNOWN        0
 812 #define V4L2_STD_ALL            (V4L2_STD_525_60        |\
 813                                  V4L2_STD_625_50)
 814
 815 struct <link linkend="v4l2-standard">v4l2_standard</link> {
 816         __u32                index;
 817         v4l2_std_id          id;
 818         __u8                 name[24];
 819         struct <link linkend="v4l2-fract">v4l2_fract</link>    frameperiod; /* Frames, not fields */
 820         __u32                framelines;
 821         __u32                reserved[4];
 822 };
 823
 824 /*
 825  *      V I D E O       T I M I N G S   D V     P R E S E T
 826  */
 827 struct <link linkend="v4l2-dv-preset">v4l2_dv_preset</link> {
 828         __u32   preset;
 829         __u32   reserved[4];
 830 };
 831
 832 /*
 833  *      D V     P R E S E T S   E N U M E R A T I O N
 834  */
 835 struct <link linkend="v4l2-dv-enum-preset">v4l2_dv_enum_preset</link> {
 836         __u32   index;
 837         __u32   preset;
 838         __u8    name[32]; /* Name of the preset timing */
 839         __u32   width;
 840         __u32   height;
 841         __u32   reserved[4];
 842 };
 843
 844 /*
 845  *      D V     P R E S E T     V A L U E S
 846  */
 847 #define         V4L2_DV_INVALID         0
 848 #define         V4L2_DV_480P59_94       1 /* BT.1362 */
 849 #define         V4L2_DV_576P50          2 /* BT.1362 */
 850 #define         V4L2_DV_720P24          3 /* SMPTE 296M */
 851 #define         V4L2_DV_720P25          4 /* SMPTE 296M */
 852 #define         V4L2_DV_720P30          5 /* SMPTE 296M */
 853 #define         V4L2_DV_720P50          6 /* SMPTE 296M */
 854 #define         V4L2_DV_720P59_94       7 /* SMPTE 274M */
 855 #define         V4L2_DV_720P60          8 /* SMPTE 274M/296M */
 856 #define         V4L2_DV_1080I29_97      9 /* BT.1120/ SMPTE 274M */
 857 #define         V4L2_DV_1080I30         10 /* BT.1120/ SMPTE 274M */
 858 #define         V4L2_DV_1080I25         11 /* BT.1120 */
 859 #define         V4L2_DV_1080I50         12 /* SMPTE 296M */
 860 #define         V4L2_DV_1080I60         13 /* SMPTE 296M */
 861 #define         V4L2_DV_1080P24         14 /* SMPTE 296M */
 862 #define         V4L2_DV_1080P25         15 /* SMPTE 296M */
 863 #define         V4L2_DV_1080P30         16 /* SMPTE 296M */
 864 #define         V4L2_DV_1080P50         17 /* BT.1120 */
 865 #define         V4L2_DV_1080P60         18 /* BT.1120 */
 866
 867 /*
 868  *      D V     B T     T I M I N G S
 869  */
 870
 871 /* BT.656/BT.1120 timing data */
 872 struct <link linkend="v4l2-bt-timings">v4l2_bt_timings</link> {
 873         __u32   width;          /* width in pixels */
 874         __u32   height;         /* height in lines */
 875         __u32   interlaced;     /* Interlaced or progressive */
 876         __u32   polarities;     /* Positive or negative polarity */
 877         __u64   pixelclock;     /* Pixel clock in HZ. Ex. 74.25MHz-&gt;74250000 */
 878         __u32   hfrontporch;    /* Horizpontal front porch in pixels */
 879         __u32   hsync;          /* Horizontal Sync length in pixels */
 880         __u32   hbackporch;     /* Horizontal back porch in pixels */
 881         __u32   vfrontporch;    /* Vertical front porch in pixels */
 882         __u32   vsync;          /* Vertical Sync length in lines */
 883         __u32   vbackporch;     /* Vertical back porch in lines */
 884         __u32   il_vfrontporch; /* Vertical front porch for bottom field of
 885                                  * interlaced field formats
 886                                  */
 887         __u32   il_vsync;       /* Vertical sync length for bottom field of
 888                                  * interlaced field formats
 889                                  */
 890         __u32   il_vbackporch;  /* Vertical back porch for bottom field of
 891                                  * interlaced field formats
 892                                  */
 893         __u32   reserved[16];
 894 } __attribute__ ((packed));
 895
 896 /* Interlaced or progressive format */
 897 #define V4L2_DV_PROGRESSIVE     0
 898 #define V4L2_DV_INTERLACED      1
 899
 900 /* Polarities. If bit is not set, it is assumed to be negative polarity */
 901 #define V4L2_DV_VSYNC_POS_POL   0x00000001
 902 #define V4L2_DV_HSYNC_POS_POL   0x00000002
 903
 904
 905 /* DV timings */
 906 struct <link linkend="v4l2-dv-timings">v4l2_dv_timings</link> {
 907         __u32 type;
 908         union {
 909                 struct <link linkend="v4l2-bt-timings">v4l2_bt_timings</link>  bt;
 910                 __u32   reserved[32];
 911         };
 912 } __attribute__ ((packed));
 913
 914 /* Values for the type field */
 915 #define V4L2_DV_BT_656_1120     0       /* BT.656/1120 timing type */
 916
 917 /*
 918  *      V I D E O   I N P U T S
 919  */
 920 struct <link linkend="v4l2-input">v4l2_input</link> {
 921         __u32        index;             /*  Which input */
 922         __u8         name[32];          /*  Label */
 923         __u32        type;              /*  Type of input */
 924         __u32        audioset;          /*  Associated audios (bitfield) */
 925         __u32        tuner;             /*  Associated tuner */
 926         v4l2_std_id  std;
 927         __u32        status;
 928         __u32        capabilities;
 929         __u32        reserved[3];
 930 };
 931
 932 /*  Values for the 'type' field */
 933 #define V4L2_INPUT_TYPE_TUNER           1
 934 #define V4L2_INPUT_TYPE_CAMERA          2
 935
 936 /* field 'status' - general */
 937 #define V4L2_IN_ST_NO_POWER    0x00000001  /* Attached device is off */
 938 #define V4L2_IN_ST_NO_SIGNAL   0x00000002
 939 #define V4L2_IN_ST_NO_COLOR    0x00000004
 940
 941 /* field 'status' - sensor orientation */
 942 /* If sensor is mounted upside down set both bits */
 943 #define V4L2_IN_ST_HFLIP       0x00000010 /* Frames are flipped horizontally */
 944 #define V4L2_IN_ST_VFLIP       0x00000020 /* Frames are flipped vertically */
 945
 946 /* field 'status' - analog */
 947 #define V4L2_IN_ST_NO_H_LOCK   0x00000100  /* No horizontal sync lock */
 948 #define V4L2_IN_ST_COLOR_KILL  0x00000200  /* Color killer is active */
 949
 950 /* field 'status' - digital */
 951 #define V4L2_IN_ST_NO_SYNC     0x00010000  /* No synchronization lock */
 952 #define V4L2_IN_ST_NO_EQU      0x00020000  /* No equalizer lock */
 953 #define V4L2_IN_ST_NO_CARRIER  0x00040000  /* Carrier recovery failed */
 954
 955 /* field 'status' - VCR and set-top box */
 956 #define V4L2_IN_ST_MACROVISION 0x01000000  /* Macrovision detected */
 957 #define V4L2_IN_ST_NO_ACCESS   0x02000000  /* Conditional access denied */
 958 #define V4L2_IN_ST_VTR         0x04000000  /* VTR time constant */
 959
 960 /* capabilities flags */
 961 #define V4L2_IN_CAP_PRESETS             0x00000001 /* Supports S_DV_PRESET */
 962 #define V4L2_IN_CAP_CUSTOM_TIMINGS      0x00000002 /* Supports S_DV_TIMINGS */
 963 #define V4L2_IN_CAP_STD                 0x00000004 /* Supports S_STD */
 964
 965 /*
 966  *      V I D E O   O U T P U T S
 967  */
 968 struct <link linkend="v4l2-output">v4l2_output</link> {
 969         __u32        index;             /*  Which output */
 970         __u8         name[32];          /*  Label */
 971         __u32        type;              /*  Type of output */
 972         __u32        audioset;          /*  Associated audios (bitfield) */
 973         __u32        modulator;         /*  Associated modulator */
 974         v4l2_std_id  std;
 975         __u32        capabilities;
 976         __u32        reserved[3];
 977 };
 978 /*  Values for the 'type' field */
 979 #define V4L2_OUTPUT_TYPE_MODULATOR              1
 980 #define V4L2_OUTPUT_TYPE_ANALOG                 2
 981 #define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY       3
 982
 983 /* capabilities flags */
 984 #define V4L2_OUT_CAP_PRESETS            0x00000001 /* Supports S_DV_PRESET */
 985 #define V4L2_OUT_CAP_CUSTOM_TIMINGS     0x00000002 /* Supports S_DV_TIMINGS */
 986 #define V4L2_OUT_CAP_STD                0x00000004 /* Supports S_STD */
 987
 988 /*
 989  *      C O N T R O L S
 990  */
 991 struct <link linkend="v4l2-control">v4l2_control</link> {
 992         __u32                id;
 993         __s32                value;
 994 };
 995
 996 struct <link linkend="v4l2-ext-control">v4l2_ext_control</link> {
 997         __u32 id;
 998         __u32 size;
 999         __u32 reserved2[1];
1000         union {
1001                 __s32 value;
1002                 __s64 value64;
1003                 char *string;
1004         };
1005 } __attribute__ ((packed));
1006
1007 struct <link linkend="v4l2-ext-controls">v4l2_ext_controls</link> {
1008         __u32 ctrl_class;
1009         __u32 count;
1010         __u32 error_idx;
1011         __u32 reserved[2];
1012         struct <link linkend="v4l2-ext-control">v4l2_ext_control</link> *controls;
1013 };
1014
1015 /*  Values for ctrl_class field */
1016 #define V4L2_CTRL_CLASS_USER 0x00980000 /* Old-style 'user' controls */
1017 #define V4L2_CTRL_CLASS_MPEG 0x00990000 /* MPEG-compression controls */
1018 #define V4L2_CTRL_CLASS_CAMERA 0x009a0000       /* Camera class controls */
1019 #define V4L2_CTRL_CLASS_FM_TX 0x009b0000        /* FM Modulator control class */
1020
1021 #define V4L2_CTRL_ID_MASK         (0x0fffffff)
1022 #define V4L2_CTRL_ID2CLASS(id)    ((id) &amp; 0x0fff0000UL)
1023 #define V4L2_CTRL_DRIVER_PRIV(id) (((id) &amp; 0xffff) &gt;= 0x1000)
1024
1025 enum <link linkend="v4l2-ctrl-type">v4l2_ctrl_type</link> {
1026         V4L2_CTRL_TYPE_INTEGER       = 1,
1027         V4L2_CTRL_TYPE_BOOLEAN       = 2,
1028         V4L2_CTRL_TYPE_MENU          = 3,
1029         V4L2_CTRL_TYPE_BUTTON        = 4,
1030         V4L2_CTRL_TYPE_INTEGER64     = 5,
1031         V4L2_CTRL_TYPE_CTRL_CLASS    = 6,
1032         V4L2_CTRL_TYPE_STRING        = 7,
1033 };
1034
1035 /*  Used in the VIDIOC_QUERYCTRL ioctl for querying controls */
1036 struct <link linkend="v4l2-queryctrl">v4l2_queryctrl</link> {
1037         __u32                id;
1038         enum <link linkend="v4l2-ctrl-type">v4l2_ctrl_type</link>  type;
1039         __u8                 name[32];  /* Whatever */
1040         __s32                minimum;   /* Note signedness */
1041         __s32                maximum;
1042         __s32                step;
1043         __s32                default_value;
1044         __u32                flags;
1045         __u32                reserved[2];
1046 };
1047
1048 /*  Used in the VIDIOC_QUERYMENU ioctl for querying menu items */
1049 struct <link linkend="v4l2-querymenu">v4l2_querymenu</link> {
1050         __u32           id;
1051         __u32           index;
1052         __u8            name[32];       /* Whatever */
1053         __u32           reserved;
1054 };
1055
1056 /*  Control flags  */
1057 #define V4L2_CTRL_FLAG_DISABLED         0x0001
1058 #define V4L2_CTRL_FLAG_GRABBED          0x0002
1059 #define V4L2_CTRL_FLAG_READ_ONLY        0x0004
1060 #define V4L2_CTRL_FLAG_UPDATE           0x0008
1061 #define V4L2_CTRL_FLAG_INACTIVE         0x0010
1062 #define V4L2_CTRL_FLAG_SLIDER           0x0020
1063 #define V4L2_CTRL_FLAG_WRITE_ONLY       0x0040
1064
1065 /*  Query flag, to be ORed with the control ID */
1066 #define V4L2_CTRL_FLAG_NEXT_CTRL        0x80000000
1067
1068 /*  User-class control IDs defined by V4L2 */
1069 #define V4L2_CID_BASE                   (V4L2_CTRL_CLASS_USER | 0x900)
1070 #define V4L2_CID_USER_BASE              V4L2_CID_BASE
1071 /*  IDs reserved for driver specific controls */
1072 #define V4L2_CID_PRIVATE_BASE           0x08000000
1073
1074 #define V4L2_CID_USER_CLASS             (V4L2_CTRL_CLASS_USER | 1)
1075 #define V4L2_CID_BRIGHTNESS             (V4L2_CID_BASE+0)
1076 #define V4L2_CID_CONTRAST               (V4L2_CID_BASE+1)
1077 #define V4L2_CID_SATURATION             (V4L2_CID_BASE+2)
1078 #define V4L2_CID_HUE                    (V4L2_CID_BASE+3)
1079 #define V4L2_CID_AUDIO_VOLUME           (V4L2_CID_BASE+5)
1080 #define V4L2_CID_AUDIO_BALANCE          (V4L2_CID_BASE+6)
1081 #define V4L2_CID_AUDIO_BASS             (V4L2_CID_BASE+7)
1082 #define V4L2_CID_AUDIO_TREBLE           (V4L2_CID_BASE+8)
1083 #define V4L2_CID_AUDIO_MUTE             (V4L2_CID_BASE+9)
1084 #define V4L2_CID_AUDIO_LOUDNESS         (V4L2_CID_BASE+10)
1085 #define V4L2_CID_BLACK_LEVEL            (V4L2_CID_BASE+11) /* Deprecated */
1086 #define V4L2_CID_AUTO_WHITE_BALANCE     (V4L2_CID_BASE+12)
1087 #define V4L2_CID_DO_WHITE_BALANCE       (V4L2_CID_BASE+13)
1088 #define V4L2_CID_RED_BALANCE            (V4L2_CID_BASE+14)
1089 #define V4L2_CID_BLUE_BALANCE           (V4L2_CID_BASE+15)
1090 #define V4L2_CID_GAMMA                  (V4L2_CID_BASE+16)
1091 #define V4L2_CID_WHITENESS              (V4L2_CID_GAMMA) /* Deprecated */
1092 #define V4L2_CID_EXPOSURE               (V4L2_CID_BASE+17)
1093 #define V4L2_CID_AUTOGAIN               (V4L2_CID_BASE+18)
1094 #define V4L2_CID_GAIN                   (V4L2_CID_BASE+19)
1095 #define V4L2_CID_HFLIP                  (V4L2_CID_BASE+20)
1096 #define V4L2_CID_VFLIP                  (V4L2_CID_BASE+21)
1097
1098 /* Deprecated; use V4L2_CID_PAN_RESET and V4L2_CID_TILT_RESET */
1099 #define V4L2_CID_HCENTER                (V4L2_CID_BASE+22)
1100 #define V4L2_CID_VCENTER                (V4L2_CID_BASE+23)
1101
1102 #define V4L2_CID_POWER_LINE_FREQUENCY   (V4L2_CID_BASE+24)
1103 enum <link linkend="v4l2-power-line-frequency">v4l2_power_line_frequency</link> {
1104         V4L2_CID_POWER_LINE_FREQUENCY_DISABLED  = 0,
1105         V4L2_CID_POWER_LINE_FREQUENCY_50HZ      = 1,
1106         V4L2_CID_POWER_LINE_FREQUENCY_60HZ      = 2,
1107 };
1108 #define V4L2_CID_HUE_AUTO                       (V4L2_CID_BASE+25)
1109 #define V4L2_CID_WHITE_BALANCE_TEMPERATURE      (V4L2_CID_BASE+26)
1110 #define V4L2_CID_SHARPNESS                      (V4L2_CID_BASE+27)
1111 #define V4L2_CID_BACKLIGHT_COMPENSATION         (V4L2_CID_BASE+28)
1112 #define V4L2_CID_CHROMA_AGC                     (V4L2_CID_BASE+29)
1113 #define V4L2_CID_COLOR_KILLER                   (V4L2_CID_BASE+30)
1114 #define V4L2_CID_COLORFX                        (V4L2_CID_BASE+31)
1115 enum <link linkend="v4l2-colorfx">v4l2_colorfx</link> {
1116         V4L2_COLORFX_NONE       = 0,
1117         V4L2_COLORFX_BW         = 1,
1118         V4L2_COLORFX_SEPIA      = 2,
1119         V4L2_COLORFX_NEGATIVE = 3,
1120         V4L2_COLORFX_EMBOSS = 4,
1121         V4L2_COLORFX_SKETCH = 5,
1122         V4L2_COLORFX_SKY_BLUE = 6,
1123         V4L2_COLORFX_GRASS_GREEN = 7,
1124         V4L2_COLORFX_SKIN_WHITEN = 8,
1125         V4L2_COLORFX_VIVID = 9,
1126 };
1127 #define V4L2_CID_AUTOBRIGHTNESS                 (V4L2_CID_BASE+32)
1128 #define V4L2_CID_BAND_STOP_FILTER               (V4L2_CID_BASE+33)
1129
1130 #define V4L2_CID_ROTATE                         (V4L2_CID_BASE+34)
1131 #define V4L2_CID_BG_COLOR                       (V4L2_CID_BASE+35)
1132
1133 #define V4L2_CID_CHROMA_GAIN                    (V4L2_CID_BASE+36)
1134
1135 #define V4L2_CID_ILLUMINATORS_1                 (V4L2_CID_BASE+37)
1136 #define V4L2_CID_ILLUMINATORS_2                 (V4L2_CID_BASE+38)
1137
1138 /* last CID + 1 */
1139 #define V4L2_CID_LASTP1                         (V4L2_CID_BASE+39)
1140
1141 /*  MPEG-class control IDs defined by V4L2 */
1142 #define V4L2_CID_MPEG_BASE                      (V4L2_CTRL_CLASS_MPEG | 0x900)
1143 #define V4L2_CID_MPEG_CLASS                     (V4L2_CTRL_CLASS_MPEG | 1)
1144
1145 /*  MPEG streams */
1146 #define V4L2_CID_MPEG_STREAM_TYPE               (V4L2_CID_MPEG_BASE+0)
1147 enum <link linkend="v4l2-mpeg-stream-type">v4l2_mpeg_stream_type</link> {
1148         V4L2_MPEG_STREAM_TYPE_MPEG2_PS   = 0, /* MPEG-2 program stream */
1149         V4L2_MPEG_STREAM_TYPE_MPEG2_TS   = 1, /* MPEG-2 transport stream */
1150         V4L2_MPEG_STREAM_TYPE_MPEG1_SS   = 2, /* MPEG-1 system stream */
1151         V4L2_MPEG_STREAM_TYPE_MPEG2_DVD  = 3, /* MPEG-2 DVD-compatible stream */
1152         V4L2_MPEG_STREAM_TYPE_MPEG1_VCD  = 4, /* MPEG-1 VCD-compatible stream */
1153         V4L2_MPEG_STREAM_TYPE_MPEG2_SVCD = 5, /* MPEG-2 SVCD-compatible stream */
1154 };
1155 #define V4L2_CID_MPEG_STREAM_PID_PMT            (V4L2_CID_MPEG_BASE+1)
1156 #define V4L2_CID_MPEG_STREAM_PID_AUDIO          (V4L2_CID_MPEG_BASE+2)
1157 #define V4L2_CID_MPEG_STREAM_PID_VIDEO          (V4L2_CID_MPEG_BASE+3)
1158 #define V4L2_CID_MPEG_STREAM_PID_PCR            (V4L2_CID_MPEG_BASE+4)
1159 #define V4L2_CID_MPEG_STREAM_PES_ID_AUDIO       (V4L2_CID_MPEG_BASE+5)
1160 #define V4L2_CID_MPEG_STREAM_PES_ID_VIDEO       (V4L2_CID_MPEG_BASE+6)
1161 #define V4L2_CID_MPEG_STREAM_VBI_FMT            (V4L2_CID_MPEG_BASE+7)
1162 enum <link linkend="v4l2-mpeg-stream-vbi-fmt">v4l2_mpeg_stream_vbi_fmt</link> {
1163         V4L2_MPEG_STREAM_VBI_FMT_NONE = 0,  /* No VBI in the MPEG stream */
1164         V4L2_MPEG_STREAM_VBI_FMT_IVTV = 1,  /* VBI in private packets, IVTV format */
1165 };
1166
1167 /*  MPEG audio */
1168 #define V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ       (V4L2_CID_MPEG_BASE+100)
1169 enum <link linkend="v4l2-mpeg-audio-sampling-freq">v4l2_mpeg_audio_sampling_freq</link> {
1170         V4L2_MPEG_AUDIO_SAMPLING_FREQ_44100 = 0,
1171         V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000 = 1,
1172         V4L2_MPEG_AUDIO_SAMPLING_FREQ_32000 = 2,
1173 };
1174 #define V4L2_CID_MPEG_AUDIO_ENCODING            (V4L2_CID_MPEG_BASE+101)
1175 enum <link linkend="v4l2-mpeg-audio-encoding">v4l2_mpeg_audio_encoding</link> {
1176         V4L2_MPEG_AUDIO_ENCODING_LAYER_1 = 0,
1177         V4L2_MPEG_AUDIO_ENCODING_LAYER_2 = 1,
1178         V4L2_MPEG_AUDIO_ENCODING_LAYER_3 = 2,
1179         V4L2_MPEG_AUDIO_ENCODING_AAC     = 3,
1180         V4L2_MPEG_AUDIO_ENCODING_AC3     = 4,
1181 };
1182 #define V4L2_CID_MPEG_AUDIO_L1_BITRATE          (V4L2_CID_MPEG_BASE+102)
1183 enum <link linkend="v4l2-mpeg-audio-l1-bitrate">v4l2_mpeg_audio_l1_bitrate</link> {
1184         V4L2_MPEG_AUDIO_L1_BITRATE_32K  = 0,
1185         V4L2_MPEG_AUDIO_L1_BITRATE_64K  = 1,
1186         V4L2_MPEG_AUDIO_L1_BITRATE_96K  = 2,
1187         V4L2_MPEG_AUDIO_L1_BITRATE_128K = 3,
1188         V4L2_MPEG_AUDIO_L1_BITRATE_160K = 4,
1189         V4L2_MPEG_AUDIO_L1_BITRATE_192K = 5,
1190         V4L2_MPEG_AUDIO_L1_BITRATE_224K = 6,
1191         V4L2_MPEG_AUDIO_L1_BITRATE_256K = 7,
1192         V4L2_MPEG_AUDIO_L1_BITRATE_288K = 8,
1193         V4L2_MPEG_AUDIO_L1_BITRATE_320K = 9,
1194         V4L2_MPEG_AUDIO_L1_BITRATE_352K = 10,
1195         V4L2_MPEG_AUDIO_L1_BITRATE_384K = 11,
1196         V4L2_MPEG_AUDIO_L1_BITRATE_416K = 12,
1197         V4L2_MPEG_AUDIO_L1_BITRATE_448K = 13,
1198 };
1199 #define V4L2_CID_MPEG_AUDIO_L2_BITRATE          (V4L2_CID_MPEG_BASE+103)
1200 enum <link linkend="v4l2-mpeg-audio-l2-bitrate">v4l2_mpeg_audio_l2_bitrate</link> {
1201         V4L2_MPEG_AUDIO_L2_BITRATE_32K  = 0,
1202         V4L2_MPEG_AUDIO_L2_BITRATE_48K  = 1,
1203         V4L2_MPEG_AUDIO_L2_BITRATE_56K  = 2,
1204         V4L2_MPEG_AUDIO_L2_BITRATE_64K  = 3,
1205         V4L2_MPEG_AUDIO_L2_BITRATE_80K  = 4,
1206         V4L2_MPEG_AUDIO_L2_BITRATE_96K  = 5,
1207         V4L2_MPEG_AUDIO_L2_BITRATE_112K = 6,
1208         V4L2_MPEG_AUDIO_L2_BITRATE_128K = 7,
1209         V4L2_MPEG_AUDIO_L2_BITRATE_160K = 8,
1210         V4L2_MPEG_AUDIO_L2_BITRATE_192K = 9,
1211         V4L2_MPEG_AUDIO_L2_BITRATE_224K = 10,
1212         V4L2_MPEG_AUDIO_L2_BITRATE_256K = 11,
1213         V4L2_MPEG_AUDIO_L2_BITRATE_320K = 12,
1214         V4L2_MPEG_AUDIO_L2_BITRATE_384K = 13,
1215 };
1216 #define V4L2_CID_MPEG_AUDIO_L3_BITRATE          (V4L2_CID_MPEG_BASE+104)
1217 enum <link linkend="v4l2-mpeg-audio-l3-bitrate">v4l2_mpeg_audio_l3_bitrate</link> {
1218         V4L2_MPEG_AUDIO_L3_BITRATE_32K  = 0,
1219         V4L2_MPEG_AUDIO_L3_BITRATE_40K  = 1,
1220         V4L2_MPEG_AUDIO_L3_BITRATE_48K  = 2,
1221         V4L2_MPEG_AUDIO_L3_BITRATE_56K  = 3,
1222         V4L2_MPEG_AUDIO_L3_BITRATE_64K  = 4,
1223         V4L2_MPEG_AUDIO_L3_BITRATE_80K  = 5,
1224         V4L2_MPEG_AUDIO_L3_BITRATE_96K  = 6,
1225         V4L2_MPEG_AUDIO_L3_BITRATE_112K = 7,
1226         V4L2_MPEG_AUDIO_L3_BITRATE_128K = 8,
1227         V4L2_MPEG_AUDIO_L3_BITRATE_160K = 9,
1228         V4L2_MPEG_AUDIO_L3_BITRATE_192K = 10,
1229         V4L2_MPEG_AUDIO_L3_BITRATE_224K = 11,
1230         V4L2_MPEG_AUDIO_L3_BITRATE_256K = 12,
1231         V4L2_MPEG_AUDIO_L3_BITRATE_320K = 13,
1232 };
1233 #define V4L2_CID_MPEG_AUDIO_MODE                (V4L2_CID_MPEG_BASE+105)
1234 enum <link linkend="v4l2-mpeg-audio-mode">v4l2_mpeg_audio_mode</link> {
1235         V4L2_MPEG_AUDIO_MODE_STEREO       = 0,
1236         V4L2_MPEG_AUDIO_MODE_JOINT_STEREO = 1,
1237         V4L2_MPEG_AUDIO_MODE_DUAL         = 2,
1238         V4L2_MPEG_AUDIO_MODE_MONO         = 3,
1239 };
1240 #define V4L2_CID_MPEG_AUDIO_MODE_EXTENSION      (V4L2_CID_MPEG_BASE+106)
1241 enum <link linkend="v4l2-mpeg-audio-mode-extension">v4l2_mpeg_audio_mode_extension</link> {
1242         V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4  = 0,
1243         V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_8  = 1,
1244         V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_12 = 2,
1245         V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_16 = 3,
1246 };
1247 #define V4L2_CID_MPEG_AUDIO_EMPHASIS            (V4L2_CID_MPEG_BASE+107)
1248 enum <link linkend="v4l2-mpeg-audio-emphasis">v4l2_mpeg_audio_emphasis</link> {
1249         V4L2_MPEG_AUDIO_EMPHASIS_NONE         = 0,
1250         V4L2_MPEG_AUDIO_EMPHASIS_50_DIV_15_uS = 1,
1251         V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17    = 2,
1252 };
1253 #define V4L2_CID_MPEG_AUDIO_CRC                 (V4L2_CID_MPEG_BASE+108)
1254 enum <link linkend="v4l2-mpeg-audio-crc">v4l2_mpeg_audio_crc</link> {
1255         V4L2_MPEG_AUDIO_CRC_NONE  = 0,
1256         V4L2_MPEG_AUDIO_CRC_CRC16 = 1,
1257 };
1258 #define V4L2_CID_MPEG_AUDIO_MUTE                (V4L2_CID_MPEG_BASE+109)
1259 #define V4L2_CID_MPEG_AUDIO_AAC_BITRATE         (V4L2_CID_MPEG_BASE+110)
1260 #define V4L2_CID_MPEG_AUDIO_AC3_BITRATE         (V4L2_CID_MPEG_BASE+111)
1261 enum <link linkend="v4l2-mpeg-audio-ac3-bitrate">v4l2_mpeg_audio_ac3_bitrate</link> {
1262         V4L2_MPEG_AUDIO_AC3_BITRATE_32K  = 0,
1263         V4L2_MPEG_AUDIO_AC3_BITRATE_40K  = 1,
1264         V4L2_MPEG_AUDIO_AC3_BITRATE_48K  = 2,
1265         V4L2_MPEG_AUDIO_AC3_BITRATE_56K  = 3,
1266         V4L2_MPEG_AUDIO_AC3_BITRATE_64K  = 4,
1267         V4L2_MPEG_AUDIO_AC3_BITRATE_80K  = 5,
1268         V4L2_MPEG_AUDIO_AC3_BITRATE_96K  = 6,
1269         V4L2_MPEG_AUDIO_AC3_BITRATE_112K = 7,
1270         V4L2_MPEG_AUDIO_AC3_BITRATE_128K = 8,
1271         V4L2_MPEG_AUDIO_AC3_BITRATE_160K = 9,
1272         V4L2_MPEG_AUDIO_AC3_BITRATE_192K = 10,
1273         V4L2_MPEG_AUDIO_AC3_BITRATE_224K = 11,
1274         V4L2_MPEG_AUDIO_AC3_BITRATE_256K = 12,
1275         V4L2_MPEG_AUDIO_AC3_BITRATE_320K = 13,
1276         V4L2_MPEG_AUDIO_AC3_BITRATE_384K = 14,
1277         V4L2_MPEG_AUDIO_AC3_BITRATE_448K = 15,
1278         V4L2_MPEG_AUDIO_AC3_BITRATE_512K = 16,
1279         V4L2_MPEG_AUDIO_AC3_BITRATE_576K = 17,
1280         V4L2_MPEG_AUDIO_AC3_BITRATE_640K = 18,
1281 };
1282
1283 /*  MPEG video */
1284 #define V4L2_CID_MPEG_VIDEO_ENCODING            (V4L2_CID_MPEG_BASE+200)
1285 enum <link linkend="v4l2-mpeg-video-encoding">v4l2_mpeg_video_encoding</link> {
1286         V4L2_MPEG_VIDEO_ENCODING_MPEG_1     = 0,
1287         V4L2_MPEG_VIDEO_ENCODING_MPEG_2     = 1,
1288         V4L2_MPEG_VIDEO_ENCODING_MPEG_4_AVC = 2,
1289 };
1290 #define V4L2_CID_MPEG_VIDEO_ASPECT              (V4L2_CID_MPEG_BASE+201)
1291 enum <link linkend="v4l2-mpeg-video-aspect">v4l2_mpeg_video_aspect</link> {
1292         V4L2_MPEG_VIDEO_ASPECT_1x1     = 0,
1293         V4L2_MPEG_VIDEO_ASPECT_4x3     = 1,
1294         V4L2_MPEG_VIDEO_ASPECT_16x9    = 2,
1295         V4L2_MPEG_VIDEO_ASPECT_221x100 = 3,
1296 };
1297 #define V4L2_CID_MPEG_VIDEO_B_FRAMES            (V4L2_CID_MPEG_BASE+202)
1298 #define V4L2_CID_MPEG_VIDEO_GOP_SIZE            (V4L2_CID_MPEG_BASE+203)
1299 #define V4L2_CID_MPEG_VIDEO_GOP_CLOSURE         (V4L2_CID_MPEG_BASE+204)
1300 #define V4L2_CID_MPEG_VIDEO_PULLDOWN            (V4L2_CID_MPEG_BASE+205)
1301 #define V4L2_CID_MPEG_VIDEO_BITRATE_MODE        (V4L2_CID_MPEG_BASE+206)
1302 enum <link linkend="v4l2-mpeg-video-bitrate-mode">v4l2_mpeg_video_bitrate_mode</link> {
1303         V4L2_MPEG_VIDEO_BITRATE_MODE_VBR = 0,
1304         V4L2_MPEG_VIDEO_BITRATE_MODE_CBR = 1,
1305 };
1306 #define V4L2_CID_MPEG_VIDEO_BITRATE             (V4L2_CID_MPEG_BASE+207)
1307 #define V4L2_CID_MPEG_VIDEO_BITRATE_PEAK        (V4L2_CID_MPEG_BASE+208)
1308 #define V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION (V4L2_CID_MPEG_BASE+209)
1309 #define V4L2_CID_MPEG_VIDEO_MUTE                (V4L2_CID_MPEG_BASE+210)
1310 #define V4L2_CID_MPEG_VIDEO_MUTE_YUV            (V4L2_CID_MPEG_BASE+211)
1311
1312 /*  MPEG-class control IDs specific to the CX2341x driver as defined by V4L2 */
1313 #define V4L2_CID_MPEG_CX2341X_BASE                              (V4L2_CTRL_CLASS_MPEG | 0x1000)
1314 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE         (V4L2_CID_MPEG_CX2341X_BASE+0)
1315 enum <link linkend="v4l2-mpeg-cx2341x-video-spatial-filter-mode">v4l2_mpeg_cx2341x_video_spatial_filter_mode</link> {
1316         V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL = 0,
1317         V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO   = 1,
1318 };
1319 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER              (V4L2_CID_MPEG_CX2341X_BASE+1)
1320 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE    (V4L2_CID_MPEG_CX2341X_BASE+2)
1321 enum <link linkend="luma-spatial-filter-type">v4l2_mpeg_cx2341x_video_luma_spatial_filter_type</link> {
1322         V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF                  = 0,
1323         V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_HOR               = 1,
1324         V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_VERT              = 2,
1325         V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_HV_SEPARABLE      = 3,
1326         V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_SYM_NON_SEPARABLE = 4,
1327 };
1328 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE  (V4L2_CID_MPEG_CX2341X_BASE+3)
1329 enum <link linkend="chroma-spatial-filter-type">v4l2_mpeg_cx2341x_video_chroma_spatial_filter_type</link> {
1330         V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF    = 0,
1331         V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR = 1,
1332 };
1333 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE        (V4L2_CID_MPEG_CX2341X_BASE+4)
1334 enum <link linkend="v4l2-mpeg-cx2341x-video-temporal-filter-mode">v4l2_mpeg_cx2341x_video_temporal_filter_mode</link> {
1335         V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL = 0,
1336         V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO   = 1,
1337 };
1338 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER             (V4L2_CID_MPEG_CX2341X_BASE+5)
1339 #define V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE          (V4L2_CID_MPEG_CX2341X_BASE+6)
1340 enum <link linkend="v4l2-mpeg-cx2341x-video-median-filter-type">v4l2_mpeg_cx2341x_video_median_filter_type</link> {
1341         V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF      = 0,
1342         V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR      = 1,
1343         V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_VERT     = 2,
1344         V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR_VERT = 3,
1345         V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_DIAG     = 4,
1346 };
1347 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM   (V4L2_CID_MPEG_CX2341X_BASE+7)
1348 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP      (V4L2_CID_MPEG_CX2341X_BASE+8)
1349 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM (V4L2_CID_MPEG_CX2341X_BASE+9)
1350 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP    (V4L2_CID_MPEG_CX2341X_BASE+10)
1351 #define V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS         (V4L2_CID_MPEG_CX2341X_BASE+11)
1352
1353 /*  Camera class control IDs */
1354 #define V4L2_CID_CAMERA_CLASS_BASE      (V4L2_CTRL_CLASS_CAMERA | 0x900)
1355 #define V4L2_CID_CAMERA_CLASS           (V4L2_CTRL_CLASS_CAMERA | 1)
1356
1357 #define V4L2_CID_EXPOSURE_AUTO                  (V4L2_CID_CAMERA_CLASS_BASE+1)
1358 enum  <link linkend="v4l2-exposure-auto-type">v4l2_exposure_auto_type</link> {
1359         V4L2_EXPOSURE_AUTO = 0,
1360         V4L2_EXPOSURE_MANUAL = 1,
1361         V4L2_EXPOSURE_SHUTTER_PRIORITY = 2,
1362         V4L2_EXPOSURE_APERTURE_PRIORITY = 3
1363 };
1364 #define V4L2_CID_EXPOSURE_ABSOLUTE              (V4L2_CID_CAMERA_CLASS_BASE+2)
1365 #define V4L2_CID_EXPOSURE_AUTO_PRIORITY         (V4L2_CID_CAMERA_CLASS_BASE+3)
1366
1367 #define V4L2_CID_PAN_RELATIVE                   (V4L2_CID_CAMERA_CLASS_BASE+4)
1368 #define V4L2_CID_TILT_RELATIVE                  (V4L2_CID_CAMERA_CLASS_BASE+5)
1369 #define V4L2_CID_PAN_RESET                      (V4L2_CID_CAMERA_CLASS_BASE+6)
1370 #define V4L2_CID_TILT_RESET                     (V4L2_CID_CAMERA_CLASS_BASE+7)
1371
1372 #define V4L2_CID_PAN_ABSOLUTE                   (V4L2_CID_CAMERA_CLASS_BASE+8)
1373 #define V4L2_CID_TILT_ABSOLUTE                  (V4L2_CID_CAMERA_CLASS_BASE+9)
1374
1375 #define V4L2_CID_FOCUS_ABSOLUTE                 (V4L2_CID_CAMERA_CLASS_BASE+10)
1376 #define V4L2_CID_FOCUS_RELATIVE                 (V4L2_CID_CAMERA_CLASS_BASE+11)
1377 #define V4L2_CID_FOCUS_AUTO                     (V4L2_CID_CAMERA_CLASS_BASE+12)
1378
1379 #define V4L2_CID_ZOOM_ABSOLUTE                  (V4L2_CID_CAMERA_CLASS_BASE+13)
1380 #define V4L2_CID_ZOOM_RELATIVE                  (V4L2_CID_CAMERA_CLASS_BASE+14)
1381 #define V4L2_CID_ZOOM_CONTINUOUS                (V4L2_CID_CAMERA_CLASS_BASE+15)
1382
1383 #define V4L2_CID_PRIVACY                        (V4L2_CID_CAMERA_CLASS_BASE+16)
1384
1385 #define V4L2_CID_IRIS_ABSOLUTE                  (V4L2_CID_CAMERA_CLASS_BASE+17)
1386 #define V4L2_CID_IRIS_RELATIVE                  (V4L2_CID_CAMERA_CLASS_BASE+18)
1387
1388 /* FM Modulator class control IDs */
1389 #define V4L2_CID_FM_TX_CLASS_BASE               (V4L2_CTRL_CLASS_FM_TX | 0x900)
1390 #define V4L2_CID_FM_TX_CLASS                    (V4L2_CTRL_CLASS_FM_TX | 1)
1391
1392 #define V4L2_CID_RDS_TX_DEVIATION               (V4L2_CID_FM_TX_CLASS_BASE + 1)
1393 #define V4L2_CID_RDS_TX_PI                      (V4L2_CID_FM_TX_CLASS_BASE + 2)
1394 #define V4L2_CID_RDS_TX_PTY                     (V4L2_CID_FM_TX_CLASS_BASE + 3)
1395 #define V4L2_CID_RDS_TX_PS_NAME                 (V4L2_CID_FM_TX_CLASS_BASE + 5)
1396 #define V4L2_CID_RDS_TX_RADIO_TEXT              (V4L2_CID_FM_TX_CLASS_BASE + 6)
1397
1398 #define V4L2_CID_AUDIO_LIMITER_ENABLED          (V4L2_CID_FM_TX_CLASS_BASE + 64)
1399 #define V4L2_CID_AUDIO_LIMITER_RELEASE_TIME     (V4L2_CID_FM_TX_CLASS_BASE + 65)
1400 #define V4L2_CID_AUDIO_LIMITER_DEVIATION        (V4L2_CID_FM_TX_CLASS_BASE + 66)
1401
1402 #define V4L2_CID_AUDIO_COMPRESSION_ENABLED      (V4L2_CID_FM_TX_CLASS_BASE + 80)
1403 #define V4L2_CID_AUDIO_COMPRESSION_GAIN         (V4L2_CID_FM_TX_CLASS_BASE + 81)
1404 #define V4L2_CID_AUDIO_COMPRESSION_THRESHOLD    (V4L2_CID_FM_TX_CLASS_BASE + 82)
1405 #define V4L2_CID_AUDIO_COMPRESSION_ATTACK_TIME  (V4L2_CID_FM_TX_CLASS_BASE + 83)
1406 #define V4L2_CID_AUDIO_COMPRESSION_RELEASE_TIME (V4L2_CID_FM_TX_CLASS_BASE + 84)
1407
1408 #define V4L2_CID_PILOT_TONE_ENABLED             (V4L2_CID_FM_TX_CLASS_BASE + 96)
1409 #define V4L2_CID_PILOT_TONE_DEVIATION           (V4L2_CID_FM_TX_CLASS_BASE + 97)
1410 #define V4L2_CID_PILOT_TONE_FREQUENCY           (V4L2_CID_FM_TX_CLASS_BASE + 98)
1411
1412 #define V4L2_CID_TUNE_PREEMPHASIS               (V4L2_CID_FM_TX_CLASS_BASE + 112)
1413 enum <link linkend="v4l2-preemphasis">v4l2_preemphasis</link> {
1414         V4L2_PREEMPHASIS_DISABLED       = 0,
1415         V4L2_PREEMPHASIS_50_uS          = 1,
1416         V4L2_PREEMPHASIS_75_uS          = 2,
1417 };
1418 #define V4L2_CID_TUNE_POWER_LEVEL               (V4L2_CID_FM_TX_CLASS_BASE + 113)
1419 #define V4L2_CID_TUNE_ANTENNA_CAPACITOR         (V4L2_CID_FM_TX_CLASS_BASE + 114)
1420
1421 /*
1422  *      T U N I N G
1423  */
1424 struct <link linkend="v4l2-tuner">v4l2_tuner</link> {
1425         __u32                   index;
1426         __u8                    name[32];
1427         enum <link linkend="v4l2-tuner-type">v4l2_tuner_type</link>    type;
1428         __u32                   capability;
1429         __u32                   rangelow;
1430         __u32                   rangehigh;
1431         __u32                   rxsubchans;
1432         __u32                   audmode;
1433         __s32                   signal;
1434         __s32                   afc;
1435         __u32                   reserved[4];
1436 };
1437
1438 struct <link linkend="v4l2-modulator">v4l2_modulator</link> {
1439         __u32                   index;
1440         __u8                    name[32];
1441         __u32                   capability;
1442         __u32                   rangelow;
1443         __u32                   rangehigh;
1444         __u32                   txsubchans;
1445         __u32                   reserved[4];
1446 };
1447
1448 /*  Flags for the 'capability' field */
1449 #define V4L2_TUNER_CAP_LOW              0x0001
1450 #define V4L2_TUNER_CAP_NORM             0x0002
1451 #define V4L2_TUNER_CAP_STEREO           0x0010
1452 #define V4L2_TUNER_CAP_LANG2            0x0020
1453 #define V4L2_TUNER_CAP_SAP              0x0020
1454 #define V4L2_TUNER_CAP_LANG1            0x0040
1455 #define V4L2_TUNER_CAP_RDS              0x0080
1456 #define V4L2_TUNER_CAP_RDS_BLOCK_IO     0x0100
1457 #define V4L2_TUNER_CAP_RDS_CONTROLS     0x0200
1458
1459 /*  Flags for the 'rxsubchans' field */
1460 #define V4L2_TUNER_SUB_MONO             0x0001
1461 #define V4L2_TUNER_SUB_STEREO           0x0002
1462 #define V4L2_TUNER_SUB_LANG2            0x0004
1463 #define V4L2_TUNER_SUB_SAP              0x0004
1464 #define V4L2_TUNER_SUB_LANG1            0x0008
1465 #define V4L2_TUNER_SUB_RDS              0x0010
1466
1467 /*  Values for the 'audmode' field */
1468 #define V4L2_TUNER_MODE_MONO            0x0000
1469 #define V4L2_TUNER_MODE_STEREO          0x0001
1470 #define V4L2_TUNER_MODE_LANG2           0x0002
1471 #define V4L2_TUNER_MODE_SAP             0x0002
1472 #define V4L2_TUNER_MODE_LANG1           0x0003
1473 #define V4L2_TUNER_MODE_LANG1_LANG2     0x0004
1474
1475 struct <link linkend="v4l2-frequency">v4l2_frequency</link> {
1476         __u32                 tuner;
1477         enum <link linkend="v4l2-tuner-type">v4l2_tuner_type</link>  type;
1478         __u32                 frequency;
1479         __u32                 reserved[8];
1480 };
1481
1482 struct <link linkend="v4l2-hw-freq-seek">v4l2_hw_freq_seek</link> {
1483         __u32                 tuner;
1484         enum <link linkend="v4l2-tuner-type">v4l2_tuner_type</link>  type;
1485         __u32                 seek_upward;
1486         __u32                 wrap_around;
1487         __u32                 spacing;
1488         __u32                 reserved[7];
1489 };
1490
1491 /*
1492  *      R D S
1493  */
1494
1495 struct <link linkend="v4l2-rds-data">v4l2_rds_data</link> {
1496         __u8    lsb;
1497         __u8    msb;
1498         __u8    block;
1499 } __attribute__ ((packed));
1500
1501 #define V4L2_RDS_BLOCK_MSK       0x7
1502 #define V4L2_RDS_BLOCK_A         0
1503 #define V4L2_RDS_BLOCK_B         1
1504 #define V4L2_RDS_BLOCK_C         2
1505 #define V4L2_RDS_BLOCK_D         3
1506 #define V4L2_RDS_BLOCK_C_ALT     4
1507 #define V4L2_RDS_BLOCK_INVALID   7
1508
1509 #define V4L2_RDS_BLOCK_CORRECTED 0x40
1510 #define V4L2_RDS_BLOCK_ERROR     0x80
1511
1512 /*
1513  *      A U D I O
1514  */
1515 struct <link linkend="v4l2-audio">v4l2_audio</link> {
1516         __u32   index;
1517         __u8    name[32];
1518         __u32   capability;
1519         __u32   mode;
1520         __u32   reserved[2];
1521 };
1522
1523 /*  Flags for the 'capability' field */
1524 #define V4L2_AUDCAP_STEREO              0x00001
1525 #define V4L2_AUDCAP_AVL                 0x00002
1526
1527 /*  Flags for the 'mode' field */
1528 #define V4L2_AUDMODE_AVL                0x00001
1529
1530 struct <link linkend="v4l2-audioout">v4l2_audioout</link> {
1531         __u32   index;
1532         __u8    name[32];
1533         __u32   capability;
1534         __u32   mode;
1535         __u32   reserved[2];
1536 };
1537
1538 /*
1539  *      M P E G   S E R V I C E S
1540  *
1541  *      NOTE: EXPERIMENTAL API
1542  */
1543 #if 1
1544 #define V4L2_ENC_IDX_FRAME_I    (0)
1545 #define V4L2_ENC_IDX_FRAME_P    (1)
1546 #define V4L2_ENC_IDX_FRAME_B    (2)
1547 #define V4L2_ENC_IDX_FRAME_MASK (0xf)
1548
1549 struct <link linkend="v4l2-enc-idx-entry">v4l2_enc_idx_entry</link> {
1550         __u64 offset;
1551         __u64 pts;
1552         __u32 length;
1553         __u32 flags;
1554         __u32 reserved[2];
1555 };
1556
1557 #define V4L2_ENC_IDX_ENTRIES (64)
1558 struct <link linkend="v4l2-enc-idx">v4l2_enc_idx</link> {
1559         __u32 entries;
1560         __u32 entries_cap;
1561         __u32 reserved[4];
1562         struct <link linkend="v4l2-enc-idx-entry">v4l2_enc_idx_entry</link> entry[V4L2_ENC_IDX_ENTRIES];
1563 };
1564
1565
1566 #define V4L2_ENC_CMD_START      (0)
1567 #define V4L2_ENC_CMD_STOP       (1)
1568 #define V4L2_ENC_CMD_PAUSE      (2)
1569 #define V4L2_ENC_CMD_RESUME     (3)
1570
1571 /* Flags for V4L2_ENC_CMD_STOP */
1572 #define V4L2_ENC_CMD_STOP_AT_GOP_END    (1 &lt;&lt; 0)
1573
1574 struct <link linkend="v4l2-encoder-cmd">v4l2_encoder_cmd</link> {
1575         __u32 cmd;
1576         __u32 flags;
1577         union {
1578                 struct {
1579                         __u32 data[8];
1580                 } raw;
1581         };
1582 };
1583
1584 #endif
1585
1586
1587 /*
1588  *      D A T A   S E R V I C E S   ( V B I )
1589  *
1590  *      Data services API by Michael Schimek
1591  */
1592
1593 /* Raw VBI */
1594 struct <link linkend="v4l2-vbi-format">v4l2_vbi_format</link> {
1595         __u32   sampling_rate;          /* in 1 Hz */
1596         __u32   offset;
1597         __u32   samples_per_line;
1598         __u32   sample_format;          /* V4L2_PIX_FMT_* */
1599         __s32   start[2];
1600         __u32   count[2];
1601         __u32   flags;                  /* V4L2_VBI_* */
1602         __u32   reserved[2];            /* must be zero */
1603 };
1604
1605 /*  VBI flags  */
1606 #define V4L2_VBI_UNSYNC         (1 &lt;&lt; 0)
1607 #define V4L2_VBI_INTERLACED     (1 &lt;&lt; 1)
1608
1609 /* Sliced VBI
1610  *
1611  *    This implements is a proposal V4L2 API to allow SLICED VBI
1612  * required for some hardware encoders. It should change without
1613  * notice in the definitive implementation.
1614  */
1615
1616 struct <link linkend="v4l2-sliced-vbi-format">v4l2_sliced_vbi_format</link> {
1617         __u16   service_set;
1618         /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
1619            service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
1620                                  (equals frame lines 313-336 for 625 line video
1621                                   standards, 263-286 for 525 line standards) */
1622         __u16   service_lines[2][24];
1623         __u32   io_size;
1624         __u32   reserved[2];            /* must be zero */
1625 };
1626
1627 /* Teletext World System Teletext
1628    (WST), defined on ITU-R BT.653-2 */
1629 #define V4L2_SLICED_TELETEXT_B          (0x0001)
1630 /* Video Program System, defined on ETS 300 231*/
1631 #define V4L2_SLICED_VPS                 (0x0400)
1632 /* Closed Caption, defined on EIA-608 */
1633 #define V4L2_SLICED_CAPTION_525         (0x1000)
1634 /* Wide Screen System, defined on ITU-R BT1119.1 */
1635 #define V4L2_SLICED_WSS_625             (0x4000)
1636
1637 #define V4L2_SLICED_VBI_525             (V4L2_SLICED_CAPTION_525)
1638 #define V4L2_SLICED_VBI_625             (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625)
1639
1640 struct <link linkend="v4l2-sliced-vbi-cap">v4l2_sliced_vbi_cap</link> {
1641         __u16   service_set;
1642         /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
1643            service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
1644                                  (equals frame lines 313-336 for 625 line video
1645                                   standards, 263-286 for 525 line standards) */
1646         __u16   service_lines[2][24];
1647         enum <link linkend="v4l2-buf-type">v4l2_buf_type</link> type;
1648         __u32   reserved[3];    /* must be 0 */
1649 };
1650
1651 struct <link linkend="v4l2-sliced-vbi-data">v4l2_sliced_vbi_data</link> {
1652         __u32   id;
1653         __u32   field;          /* 0: first field, 1: second field */
1654         __u32   line;           /* 1-23 */
1655         __u32   reserved;       /* must be 0 */
1656         __u8    data[48];
1657 };
1658
1659 /*
1660  * Sliced VBI data inserted into MPEG Streams
1661  */
1662
1663 /*
1664  * V4L2_MPEG_STREAM_VBI_FMT_IVTV:
1665  *
1666  * Structure of payload contained in an MPEG 2 Private Stream 1 PES Packet in an
1667  * MPEG-2 Program Pack that contains V4L2_MPEG_STREAM_VBI_FMT_IVTV Sliced VBI
1668  * data
1669  *
1670  * Note, the MPEG-2 Program Pack and Private Stream 1 PES packet header
1671  * definitions are not included here.  See the MPEG-2 specifications for details
1672  * on these headers.
1673  */
1674
1675 /* Line type IDs */
1676 #define V4L2_MPEG_VBI_IVTV_TELETEXT_B     (1)
1677 #define V4L2_MPEG_VBI_IVTV_CAPTION_525    (4)
1678 #define V4L2_MPEG_VBI_IVTV_WSS_625        (5)
1679 #define V4L2_MPEG_VBI_IVTV_VPS            (7)
1680
1681 struct <link linkend="v4l2-mpeg-vbi-itv0-line">v4l2_mpeg_vbi_itv0_line</link> {
1682         __u8 id;        /* One of V4L2_MPEG_VBI_IVTV_* above */
1683         __u8 data[42];  /* Sliced VBI data for the line */
1684 } __attribute__ ((packed));
1685
1686 struct <link linkend="v4l2-mpeg-vbi-itv0">v4l2_mpeg_vbi_itv0</link> {
1687         __le32 linemask[2]; /* Bitmasks of VBI service lines present */
1688         struct <link linkend="v4l2-mpeg-vbi-itv0-line">v4l2_mpeg_vbi_itv0_line</link> line[35];
1689 } __attribute__ ((packed));
1690
1691 struct <link linkend="v4l2-mpeg-vbi-itv0-1">v4l2_mpeg_vbi_ITV0</link> {
1692         struct <link linkend="v4l2-mpeg-vbi-itv0-line">v4l2_mpeg_vbi_itv0_line</link> line[36];
1693 } __attribute__ ((packed));
1694
1695 #define V4L2_MPEG_VBI_IVTV_MAGIC0       "itv0"
1696 #define V4L2_MPEG_VBI_IVTV_MAGIC1       "ITV0"
1697
1698 struct <link linkend="v4l2-mpeg-vbi-fmt-ivtv">v4l2_mpeg_vbi_fmt_ivtv</link> {
1699         __u8 magic[4];
1700         union {
1701                 struct <link linkend="v4l2-mpeg-vbi-itv0">v4l2_mpeg_vbi_itv0</link> itv0;
1702                 struct <link linkend="v4l2-mpeg-vbi-itv0-1">v4l2_mpeg_vbi_ITV0</link> ITV0;
1703         };
1704 } __attribute__ ((packed));
1705
1706 /*
1707  *      A G G R E G A T E   S T R U C T U R E S
1708  */
1709
1710 /**
1711  * struct <link linkend="v4l2-plane-pix-format">v4l2_plane_pix_format</link> - additional, per-plane format definition
1712  * @sizeimage:          maximum size in bytes required for data, for which
1713  *                      this plane will be used
1714  * @bytesperline:       distance in bytes between the leftmost pixels in two
1715  *                      adjacent lines
1716  */
1717 struct <link linkend="v4l2-plane-pix-format">v4l2_plane_pix_format</link> {
1718         __u32           sizeimage;
1719         __u16           bytesperline;
1720         __u16           reserved[7];
1721 } __attribute__ ((packed));
1722
1723 /**
1724  * struct <link linkend="v4l2-pix-format-mplane">v4l2_pix_format_mplane</link> - multiplanar format definition
1725  * @width:              image width in pixels
1726  * @height:             image height in pixels
1727  * @pixelformat:        little endian four character code (fourcc)
1728  * @field:              field order (for interlaced video)
1729  * @colorspace:         supplemental to pixelformat
1730  * @plane_fmt:          per-plane information
1731  * @num_planes:         number of planes for this format
1732  */
1733 struct <link linkend="v4l2-pix-format-mplane">v4l2_pix_format_mplane</link> {
1734         __u32                           width;
1735         __u32                           height;
1736         __u32                           pixelformat;
1737         enum <link linkend="v4l2-field">v4l2_field</link>                 field;
1738         enum <link linkend="v4l2-colorspace">v4l2_colorspace</link>            colorspace;
1739
1740         struct <link linkend="v4l2-plane-pix-format">v4l2_plane_pix_format</link>    plane_fmt[VIDEO_MAX_PLANES];
1741         __u8                            num_planes;
1742         __u8                            reserved[11];
1743 } __attribute__ ((packed));
1744
1745 /**
1746  * struct <link linkend="v4l2-format">v4l2_format</link> - stream data format
1747  * @type:       type of the data stream
1748  * @pix:        definition of an image format
1749  * @pix_mp:     definition of a multiplanar image format
1750  * @win:        definition of an overlaid image
1751  * @vbi:        raw VBI capture or output parameters
1752  * @sliced:     sliced VBI capture or output parameters
1753  * @raw_data:   placeholder for future extensions and custom formats
1754  */
1755 struct <link linkend="v4l2-format">v4l2_format</link> {
1756         enum <link linkend="v4l2-buf-type">v4l2_buf_type</link> type;
1757         union {
1758                 struct <link linkend="v4l2-pix-format">v4l2_pix_format</link>          pix;     /* V4L2_BUF_TYPE_VIDEO_CAPTURE */
1759                 struct <link linkend="v4l2-pix-format-mplane">v4l2_pix_format_mplane</link>   pix_mp;  /* V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE */
1760                 struct <link linkend="v4l2-window">v4l2_window</link>              win;     /* V4L2_BUF_TYPE_VIDEO_OVERLAY */
1761                 struct <link linkend="v4l2-vbi-format">v4l2_vbi_format</link>          vbi;     /* V4L2_BUF_TYPE_VBI_CAPTURE */
1762                 struct <link linkend="v4l2-sliced-vbi-format">v4l2_sliced_vbi_format</link>   sliced;  /* V4L2_BUF_TYPE_SLICED_VBI_CAPTURE */
1763                 __u8    raw_data[200];                   /* user-defined */
1764         } fmt;
1765 };
1766
1767 /*      Stream type-dependent parameters
1768  */
1769 struct <link linkend="v4l2-streamparm">v4l2_streamparm</link> {
1770         enum <link linkend="v4l2-buf-type">v4l2_buf_type</link> type;
1771         union {
1772                 struct <link linkend="v4l2-captureparm">v4l2_captureparm</link> capture;
1773                 struct <link linkend="v4l2-outputparm">v4l2_outputparm</link>  output;
1774                 __u8    raw_data[200];  /* user-defined */
1775         } parm;
1776 };
1777
1778 /*
1779  *      E V E N T S
1780  */
1781
1782 #define V4L2_EVENT_ALL                          0
1783 #define V4L2_EVENT_VSYNC                        1
1784 #define V4L2_EVENT_EOS                          2
1785 #define V4L2_EVENT_PRIVATE_START                0x08000000
1786
1787 /* Payload for V4L2_EVENT_VSYNC */
1788 struct <link linkend="v4l2-event-vsync">v4l2_event_vsync</link> {
1789         /* Can be V4L2_FIELD_ANY, _NONE, _TOP or _BOTTOM */
1790         __u8 field;
1791 } __attribute__ ((packed));
1792
1793 struct <link linkend="v4l2-event">v4l2_event</link> {
1794         __u32                           type;
1795         union {
1796                 struct <link linkend="v4l2-event-vsync">v4l2_event_vsync</link> vsync;
1797                 __u8                    data[64];
1798         } u;
1799         __u32                           pending;
1800         __u32                           sequence;
1801         struct timespec                 timestamp;
1802         __u32                           reserved[9];
1803 };
1804
1805 struct <link linkend="v4l2-event-subscription">v4l2_event_subscription</link> {
1806         __u32                           type;
1807         __u32                           reserved[7];
1808 };
1809
1810 /*
1811  *      A D V A N C E D   D E B U G G I N G
1812  *
1813  *      NOTE: EXPERIMENTAL API, NEVER RELY ON THIS IN APPLICATIONS!
1814  *      FOR DEBUGGING, TESTING AND INTERNAL USE ONLY!
1815  */
1816
1817 /* VIDIOC_DBG_G_REGISTER and VIDIOC_DBG_S_REGISTER */
1818
1819 #define V4L2_CHIP_MATCH_HOST       0  /* Match against chip ID on host (0 for the host) */
1820 #define V4L2_CHIP_MATCH_I2C_DRIVER 1  /* Match against I2C driver name */
1821 #define V4L2_CHIP_MATCH_I2C_ADDR   2  /* Match against I2C 7-bit address */
1822 #define V4L2_CHIP_MATCH_AC97       3  /* Match against anciliary AC97 chip */
1823
1824 struct <link linkend="v4l2-dbg-match">v4l2_dbg_match</link> {
1825         __u32 type; /* Match type */
1826         union {     /* Match this chip, meaning determined by type */
1827                 __u32 addr;
1828                 char name[32];
1829         };
1830 } __attribute__ ((packed));
1831
1832 struct <link linkend="v4l2-dbg-register">v4l2_dbg_register</link> {
1833         struct <link linkend="v4l2-dbg-match">v4l2_dbg_match</link> match;
1834         __u32 size;     /* register size in bytes */
1835         __u64 reg;
1836         __u64 val;
1837 } __attribute__ ((packed));
1838
1839 /* VIDIOC_DBG_G_CHIP_IDENT */
1840 struct <link linkend="v4l2-dbg-chip-ident">v4l2_dbg_chip_ident</link> {
1841         struct <link linkend="v4l2-dbg-match">v4l2_dbg_match</link> match;
1842         __u32 ident;       /* chip identifier as specified in &lt;media/v4l2-chip-ident.h&gt; */
1843         __u32 revision;    /* chip revision, chip specific */
1844 } __attribute__ ((packed));
1845
1846 /*
1847  *      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
1848  *
1849  */
1850 #define VIDIOC_QUERYCAP          _IOR('V',  0, struct <link linkend="v4l2-capability">v4l2_capability</link>)
1851 #define VIDIOC_RESERVED           _IO('V',  1)
1852 #define VIDIOC_ENUM_FMT         _IOWR('V',  2, struct <link linkend="v4l2-fmtdesc">v4l2_fmtdesc</link>)
1853 #define VIDIOC_G_FMT            _IOWR('V',  4, struct <link linkend="v4l2-format">v4l2_format</link>)
1854 #define VIDIOC_S_FMT            _IOWR('V',  5, struct <link linkend="v4l2-format">v4l2_format</link>)
1855 #define VIDIOC_REQBUFS          _IOWR('V',  8, struct <link linkend="v4l2-requestbuffers">v4l2_requestbuffers</link>)
1856 #define VIDIOC_QUERYBUF         _IOWR('V',  9, struct <link linkend="v4l2-buffer">v4l2_buffer</link>)
1857 #define VIDIOC_G_FBUF            _IOR('V', 10, struct <link linkend="v4l2-framebuffer">v4l2_framebuffer</link>)
1858 #define VIDIOC_S_FBUF            _IOW('V', 11, struct <link linkend="v4l2-framebuffer">v4l2_framebuffer</link>)
1859 #define VIDIOC_OVERLAY           _IOW('V', 14, int)
1860 #define VIDIOC_QBUF             _IOWR('V', 15, struct <link linkend="v4l2-buffer">v4l2_buffer</link>)
1861 #define VIDIOC_DQBUF            _IOWR('V', 17, struct <link linkend="v4l2-buffer">v4l2_buffer</link>)
1862 #define VIDIOC_STREAMON          _IOW('V', 18, int)
1863 #define VIDIOC_STREAMOFF         _IOW('V', 19, int)
1864 #define VIDIOC_G_PARM           _IOWR('V', 21, struct <link linkend="v4l2-streamparm">v4l2_streamparm</link>)
1865 #define VIDIOC_S_PARM           _IOWR('V', 22, struct <link linkend="v4l2-streamparm">v4l2_streamparm</link>)
1866 #define VIDIOC_G_STD             _IOR('V', 23, v4l2_std_id)
1867 #define VIDIOC_S_STD             _IOW('V', 24, v4l2_std_id)
1868 #define VIDIOC_ENUMSTD          _IOWR('V', 25, struct <link linkend="v4l2-standard">v4l2_standard</link>)
1869 #define VIDIOC_ENUMINPUT        _IOWR('V', 26, struct <link linkend="v4l2-input">v4l2_input</link>)
1870 #define VIDIOC_G_CTRL           _IOWR('V', 27, struct <link linkend="v4l2-control">v4l2_control</link>)
1871 #define VIDIOC_S_CTRL           _IOWR('V', 28, struct <link linkend="v4l2-control">v4l2_control</link>)
1872 #define VIDIOC_G_TUNER          _IOWR('V', 29, struct <link linkend="v4l2-tuner">v4l2_tuner</link>)
1873 #define VIDIOC_S_TUNER           _IOW('V', 30, struct <link linkend="v4l2-tuner">v4l2_tuner</link>)
1874 #define VIDIOC_G_AUDIO           _IOR('V', 33, struct <link linkend="v4l2-audio">v4l2_audio</link>)
1875 #define VIDIOC_S_AUDIO           _IOW('V', 34, struct <link linkend="v4l2-audio">v4l2_audio</link>)
1876 #define VIDIOC_QUERYCTRL        _IOWR('V', 36, struct <link linkend="v4l2-queryctrl">v4l2_queryctrl</link>)
1877 #define VIDIOC_QUERYMENU        _IOWR('V', 37, struct <link linkend="v4l2-querymenu">v4l2_querymenu</link>)
1878 #define VIDIOC_G_INPUT           _IOR('V', 38, int)
1879 #define VIDIOC_S_INPUT          _IOWR('V', 39, int)
1880 #define VIDIOC_G_OUTPUT          _IOR('V', 46, int)
1881 #define VIDIOC_S_OUTPUT         _IOWR('V', 47, int)
1882 #define VIDIOC_ENUMOUTPUT       _IOWR('V', 48, struct <link linkend="v4l2-output">v4l2_output</link>)
1883 #define VIDIOC_G_AUDOUT          _IOR('V', 49, struct <link linkend="v4l2-audioout">v4l2_audioout</link>)
1884 #define VIDIOC_S_AUDOUT          _IOW('V', 50, struct <link linkend="v4l2-audioout">v4l2_audioout</link>)
1885 #define VIDIOC_G_MODULATOR      _IOWR('V', 54, struct <link linkend="v4l2-modulator">v4l2_modulator</link>)
1886 #define VIDIOC_S_MODULATOR       _IOW('V', 55, struct <link linkend="v4l2-modulator">v4l2_modulator</link>)
1887 #define VIDIOC_G_FREQUENCY      _IOWR('V', 56, struct <link linkend="v4l2-frequency">v4l2_frequency</link>)
1888 #define VIDIOC_S_FREQUENCY       _IOW('V', 57, struct <link linkend="v4l2-frequency">v4l2_frequency</link>)
1889 #define VIDIOC_CROPCAP          _IOWR('V', 58, struct <link linkend="v4l2-cropcap">v4l2_cropcap</link>)
1890 #define VIDIOC_G_CROP           _IOWR('V', 59, struct <link linkend="v4l2-crop">v4l2_crop</link>)
1891 #define VIDIOC_S_CROP            _IOW('V', 60, struct <link linkend="v4l2-crop">v4l2_crop</link>)
1892 #define VIDIOC_G_JPEGCOMP        _IOR('V', 61, struct <link linkend="v4l2-jpegcompression">v4l2_jpegcompression</link>)
1893 #define VIDIOC_S_JPEGCOMP        _IOW('V', 62, struct <link linkend="v4l2-jpegcompression">v4l2_jpegcompression</link>)
1894 #define VIDIOC_QUERYSTD          _IOR('V', 63, v4l2_std_id)
1895 #define VIDIOC_TRY_FMT          _IOWR('V', 64, struct <link linkend="v4l2-format">v4l2_format</link>)
1896 #define VIDIOC_ENUMAUDIO        _IOWR('V', 65, struct <link linkend="v4l2-audio">v4l2_audio</link>)
1897 #define VIDIOC_ENUMAUDOUT       _IOWR('V', 66, struct <link linkend="v4l2-audioout">v4l2_audioout</link>)
1898 #define VIDIOC_G_PRIORITY        _IOR('V', 67, enum <link linkend="v4l2-priority">v4l2_priority</link>)
1899 #define VIDIOC_S_PRIORITY        _IOW('V', 68, enum <link linkend="v4l2-priority">v4l2_priority</link>)
1900 #define VIDIOC_G_SLICED_VBI_CAP _IOWR('V', 69, struct <link linkend="v4l2-sliced-vbi-cap">v4l2_sliced_vbi_cap</link>)
1901 #define VIDIOC_LOG_STATUS         _IO('V', 70)
1902 #define VIDIOC_G_EXT_CTRLS      _IOWR('V', 71, struct <link linkend="v4l2-ext-controls">v4l2_ext_controls</link>)
1903 #define VIDIOC_S_EXT_CTRLS      _IOWR('V', 72, struct <link linkend="v4l2-ext-controls">v4l2_ext_controls</link>)
1904 #define VIDIOC_TRY_EXT_CTRLS    _IOWR('V', 73, struct <link linkend="v4l2-ext-controls">v4l2_ext_controls</link>)
1905 #if 1
1906 #define VIDIOC_ENUM_FRAMESIZES  _IOWR('V', 74, struct <link linkend="v4l2-frmsizeenum">v4l2_frmsizeenum</link>)
1907 #define VIDIOC_ENUM_FRAMEINTERVALS _IOWR('V', 75, struct <link linkend="v4l2-frmivalenum">v4l2_frmivalenum</link>)
1908 #define VIDIOC_G_ENC_INDEX       _IOR('V', 76, struct <link linkend="v4l2-enc-idx">v4l2_enc_idx</link>)
1909 #define VIDIOC_ENCODER_CMD      _IOWR('V', 77, struct <link linkend="v4l2-encoder-cmd">v4l2_encoder_cmd</link>)
1910 #define VIDIOC_TRY_ENCODER_CMD  _IOWR('V', 78, struct <link linkend="v4l2-encoder-cmd">v4l2_encoder_cmd</link>)
1911 #endif
1912
1913 #if 1
1914 /* Experimental, meant for debugging, testing and internal use.
1915    Only implemented if CONFIG_VIDEO_ADV_DEBUG is defined.
1916    You must be root to use these ioctls. Never use these in applications! */
1917 #define VIDIOC_DBG_S_REGISTER    _IOW('V', 79, struct <link linkend="v4l2-dbg-register">v4l2_dbg_register</link>)
1918 #define VIDIOC_DBG_G_REGISTER   _IOWR('V', 80, struct <link linkend="v4l2-dbg-register">v4l2_dbg_register</link>)
1919
1920 /* Experimental, meant for debugging, testing and internal use.
1921    Never use this ioctl in applications! */
1922 #define VIDIOC_DBG_G_CHIP_IDENT _IOWR('V', 81, struct <link linkend="v4l2-dbg-chip-ident">v4l2_dbg_chip_ident</link>)
1923 #endif
1924
1925 #define VIDIOC_S_HW_FREQ_SEEK    _IOW('V', 82, struct <link linkend="v4l2-hw-freq-seek">v4l2_hw_freq_seek</link>)
1926 #define VIDIOC_ENUM_DV_PRESETS  _IOWR('V', 83, struct <link linkend="v4l2-dv-enum-preset">v4l2_dv_enum_preset</link>)
1927 #define VIDIOC_S_DV_PRESET      _IOWR('V', 84, struct <link linkend="v4l2-dv-preset">v4l2_dv_preset</link>)
1928 #define VIDIOC_G_DV_PRESET      _IOWR('V', 85, struct <link linkend="v4l2-dv-preset">v4l2_dv_preset</link>)
1929 #define VIDIOC_QUERY_DV_PRESET  _IOR('V',  86, struct <link linkend="v4l2-dv-preset">v4l2_dv_preset</link>)
1930 #define VIDIOC_S_DV_TIMINGS     _IOWR('V', 87, struct <link linkend="v4l2-dv-timings">v4l2_dv_timings</link>)
1931 #define VIDIOC_G_DV_TIMINGS     _IOWR('V', 88, struct <link linkend="v4l2-dv-timings">v4l2_dv_timings</link>)
1932 #define VIDIOC_DQEVENT           _IOR('V', 89, struct <link linkend="v4l2-event">v4l2_event</link>)
1933 #define VIDIOC_SUBSCRIBE_EVENT   _IOW('V', 90, struct <link linkend="v4l2-event-subscription">v4l2_event_subscription</link>)
1934 #define VIDIOC_UNSUBSCRIBE_EVENT _IOW('V', 91, struct <link linkend="v4l2-event-subscription">v4l2_event_subscription</link>)
1935
1936 /* Reminder: when adding new ioctls please add support for them to
1937    drivers/media/video/v4l2-compat-ioctl32.c as well! */
1938
1939 #define BASE_VIDIOC_PRIVATE     192             /* 192-255 are private */
1940
1941 #endif /* __LINUX_VIDEODEV2_H */
1942 </programlisting>