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