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