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   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
 367 /*
 368  *      F O R M A T   E N U M E R A T I O N
 369  */
 370 struct <link linkend="v4l2-fmtdesc">v4l2_fmtdesc</link> {
 371         __u32               index;             /* Format number      */
 372         enum <link linkend="v4l2-buf-type">v4l2_buf_type</link>  type;              /* buffer type        */
 373         __u32               flags;
 374         __u8                description[32];   /* Description string */
 375         __u32               pixelformat;       /* Format fourcc      */
 376         __u32               reserved[4];
 377 };
 378
 379 #define V4L2_FMT_FLAG_COMPRESSED 0x0001
 380 #define V4L2_FMT_FLAG_EMULATED   0x0002
 381
 382 #if 1 /*KEEP*/
 383         /* Experimental Frame Size and frame rate enumeration */
 384 /*
 385  *      F R A M E   S I Z E   E N U M E R A T I O N
 386  */
 387 enum <link linkend="v4l2-frmsizetypes">v4l2_frmsizetypes</link> {
 388         V4L2_FRMSIZE_TYPE_DISCRETE      = 1,
 389         V4L2_FRMSIZE_TYPE_CONTINUOUS    = 2,
 390         V4L2_FRMSIZE_TYPE_STEPWISE      = 3,
 391 };
 392
 393 struct <link linkend="v4l2-frmsize-discrete">v4l2_frmsize_discrete</link> {
 394         __u32                   width;          /* Frame width [pixel] */
 395         __u32                   height;         /* Frame height [pixel] */
 396 };
 397
 398 struct <link linkend="v4l2-frmsize-stepwise">v4l2_frmsize_stepwise</link> {
 399         __u32                   min_width;      /* Minimum frame width [pixel] */
 400         __u32                   max_width;      /* Maximum frame width [pixel] */
 401         __u32                   step_width;     /* Frame width step size [pixel] */
 402         __u32                   min_height;     /* Minimum frame height [pixel] */
 403         __u32                   max_height;     /* Maximum frame height [pixel] */
 404         __u32                   step_height;    /* Frame height step size [pixel] */
 405 };
 406
 407 struct <link linkend="v4l2-frmsizeenum">v4l2_frmsizeenum</link> {
 408         __u32                   index;          /* Frame size number */
 409         __u32                   pixel_format;   /* Pixel format */
 410         __u32                   type;           /* Frame size type the device supports. */
 411
 412         union {                                 /* Frame size */
 413                 struct <link linkend="v4l2-frmsize-discrete">v4l2_frmsize_discrete</link>    discrete;
 414                 struct <link linkend="v4l2-frmsize-stepwise">v4l2_frmsize_stepwise</link>    stepwise;
 415         };
 416
 417         __u32   reserved[2];                    /* Reserved space for future use */
 418 };
 419
 420 /*
 421  *      F R A M E   R A T E   E N U M E R A T I O N
 422  */
 423 enum <link linkend="v4l2-frmivaltypes">v4l2_frmivaltypes</link> {
 424         V4L2_FRMIVAL_TYPE_DISCRETE      = 1,
 425         V4L2_FRMIVAL_TYPE_CONTINUOUS    = 2,
 426         V4L2_FRMIVAL_TYPE_STEPWISE      = 3,
 427 };
 428
 429 struct <link linkend="v4l2-frmival-stepwise">v4l2_frmival_stepwise</link> {
 430         struct <link linkend="v4l2-fract">v4l2_fract</link>       min;            /* Minimum frame interval [s] */
 431         struct <link linkend="v4l2-fract">v4l2_fract</link>       max;            /* Maximum frame interval [s] */
 432         struct <link linkend="v4l2-fract">v4l2_fract</link>       step;           /* Frame interval step size [s] */
 433 };
 434
 435 struct <link linkend="v4l2-frmivalenum">v4l2_frmivalenum</link> {
 436         __u32                   index;          /* Frame format index */
 437         __u32                   pixel_format;   /* Pixel format */
 438         __u32                   width;          /* Frame width */
 439         __u32                   height;         /* Frame height */
 440         __u32                   type;           /* Frame interval type the device supports. */
 441
 442         union {                                 /* Frame interval */
 443                 struct <link linkend="v4l2-fract">v4l2_fract</link>               discrete;
 444                 struct <link linkend="v4l2-frmival-stepwise">v4l2_frmival_stepwise</link>    stepwise;
 445         };
 446
 447         __u32   reserved[2];                    /* Reserved space for future use */
 448 };
 449 #endif
 450
 451 /*
 452  *      T I M E C O D E
 453  */
 454 struct <link linkend="v4l2-timecode">v4l2_timecode</link> {
 455         __u32   type;
 456         __u32   flags;
 457         __u8    frames;
 458         __u8    seconds;
 459         __u8    minutes;
 460         __u8    hours;
 461         __u8    userbits[4];
 462 };
 463
 464 /*  Type  */
 465 #define V4L2_TC_TYPE_24FPS              1
 466 #define V4L2_TC_TYPE_25FPS              2
 467 #define V4L2_TC_TYPE_30FPS              3
 468 #define V4L2_TC_TYPE_50FPS              4
 469 #define V4L2_TC_TYPE_60FPS              5
 470
 471 /*  Flags  */
 472 #define V4L2_TC_FLAG_DROPFRAME          0x0001 /* "drop-frame" mode */
 473 #define V4L2_TC_FLAG_COLORFRAME         0x0002
 474 #define V4L2_TC_USERBITS_field          0x000C
 475 #define V4L2_TC_USERBITS_USERDEFINED    0x0000
 476 #define V4L2_TC_USERBITS_8BITCHARS      0x0008
 477 /* The above is based on SMPTE timecodes */
 478
 479 struct <link linkend="v4l2-jpegcompression">v4l2_jpegcompression</link> {
 480         int quality;
 481
 482         int  APPn;              /* Number of APP segment to be written,
 483                                  * must be 0..15 */
 484         int  APP_len;           /* Length of data in JPEG APPn segment */
 485         char APP_data[60];      /* Data in the JPEG APPn segment. */
 486
 487         int  COM_len;           /* Length of data in JPEG COM segment */
 488         char COM_data[60];      /* Data in JPEG COM segment */
 489
 490         __u32 jpeg_markers;     /* Which markers should go into the JPEG
 491                                  * output. Unless you exactly know what
 492                                  * you do, leave them untouched.
 493                                  * Inluding less markers will make the
 494                                  * resulting code smaller, but there will
 495                                  * be fewer aplications which can read it.
 496                                  * The presence of the APP and COM marker
 497                                  * is influenced by APP_len and COM_len
 498                                  * ONLY, not by this property! */
 499
 500 #define V4L2_JPEG_MARKER_DHT (1&lt;&lt;3)    /* Define Huffman Tables */
 501 #define V4L2_JPEG_MARKER_DQT (1&lt;&lt;4)    /* Define Quantization Tables */
 502 #define V4L2_JPEG_MARKER_DRI (1&lt;&lt;5)    /* Define Restart Interval */
 503 #define V4L2_JPEG_MARKER_COM (1&lt;&lt;6)    /* Comment segment */
 504 #define V4L2_JPEG_MARKER_APP (1&lt;&lt;7)    /* App segment, driver will
 505                                         * allways use APP0 */
 506 };
 507
 508 /*
 509  *      M E M O R Y - M A P P I N G   B U F F E R S
 510  */
 511 struct <link linkend="v4l2-requestbuffers">v4l2_requestbuffers</link> {
 512         __u32                   count;
 513         enum <link linkend="v4l2-buf-type">v4l2_buf_type</link>      type;
 514         enum <link linkend="v4l2-memory">v4l2_memory</link>        memory;
 515         __u32                   reserved[2];
 516 };
 517
 518 struct <link linkend="v4l2-buffer">v4l2_buffer</link> {
 519         __u32                   index;
 520         enum <link linkend="v4l2-buf-type">v4l2_buf_type</link>      type;
 521         __u32                   bytesused;
 522         __u32                   flags;
 523         enum <link linkend="v4l2-field">v4l2_field</link>         field;
 524         struct timeval          timestamp;
 525         struct <link linkend="v4l2-timecode">v4l2_timecode</link>    timecode;
 526         __u32                   sequence;
 527
 528         /* memory location */
 529         enum <link linkend="v4l2-memory">v4l2_memory</link>        memory;
 530         union {
 531                 __u32           offset;
 532                 unsigned long   userptr;
 533         } m;
 534         __u32                   length;
 535         __u32                   input;
 536         __u32                   reserved;
 537 };
 538
 539 /*  Flags for 'flags' field */
 540 #define V4L2_BUF_FLAG_MAPPED    0x0001  /* Buffer is mapped (flag) */
 541 #define V4L2_BUF_FLAG_QUEUED    0x0002  /* Buffer is queued for processing */
 542 #define V4L2_BUF_FLAG_DONE      0x0004  /* Buffer is ready */
 543 #define V4L2_BUF_FLAG_KEYFRAME  0x0008  /* Image is a keyframe (I-frame) */
 544 #define V4L2_BUF_FLAG_PFRAME    0x0010  /* Image is a P-frame */
 545 #define V4L2_BUF_FLAG_BFRAME    0x0020  /* Image is a B-frame */
 546 #define V4L2_BUF_FLAG_TIMECODE  0x0100  /* timecode field is valid */
 547 #define V4L2_BUF_FLAG_INPUT     0x0200  /* input field is valid */
 548
 549 /*
 550  *      O V E R L A Y   P R E V I E W
 551  */
 552 struct <link linkend="v4l2-framebuffer">v4l2_framebuffer</link> {
 553         __u32                   capability;
 554         __u32                   flags;
 555 /* FIXME: in theory we should pass something like PCI device + memory
 556  * region + offset instead of some physical address */
 557         void                    *base;
 558         struct <link linkend="v4l2-pix-format">v4l2_pix_format</link>  fmt;
 559 };
 560 /*  Flags for the 'capability' field. Read only */
 561 #define V4L2_FBUF_CAP_EXTERNOVERLAY     0x0001
 562 #define V4L2_FBUF_CAP_CHROMAKEY         0x0002
 563 #define V4L2_FBUF_CAP_LIST_CLIPPING     0x0004
 564 #define V4L2_FBUF_CAP_BITMAP_CLIPPING   0x0008
 565 #define V4L2_FBUF_CAP_LOCAL_ALPHA       0x0010
 566 #define V4L2_FBUF_CAP_GLOBAL_ALPHA      0x0020
 567 #define V4L2_FBUF_CAP_LOCAL_INV_ALPHA   0x0040
 568 /*  Flags for the 'flags' field. */
 569 #define V4L2_FBUF_FLAG_PRIMARY          0x0001
 570 #define V4L2_FBUF_FLAG_OVERLAY          0x0002
 571 #define V4L2_FBUF_FLAG_CHROMAKEY        0x0004
 572 #define V4L2_FBUF_FLAG_LOCAL_ALPHA      0x0008
 573 #define V4L2_FBUF_FLAG_GLOBAL_ALPHA     0x0010
 574 #define V4L2_FBUF_FLAG_LOCAL_INV_ALPHA  0x0020
 575
 576 struct <link linkend="v4l2-clip">v4l2_clip</link> {
 577         struct <link linkend="v4l2-rect">v4l2_rect</link>        c;
 578         struct <link linkend="v4l2-clip">v4l2_clip</link>        __user *next;
 579 };
 580
 581 struct <link linkend="v4l2-window">v4l2_window</link> {
 582         struct <link linkend="v4l2-rect">v4l2_rect</link>        w;
 583         enum <link linkend="v4l2-field">v4l2_field</link>         field;
 584         __u32                   chromakey;
 585         struct <link linkend="v4l2-clip">v4l2_clip</link>        __user *clips;
 586         __u32                   clipcount;
 587         void                    __user *bitmap;
 588         __u8                    global_alpha;
 589 };
 590
 591 /*
 592  *      C A P T U R E   P A R A M E T E R S
 593  */
 594 struct <link linkend="v4l2-captureparm">v4l2_captureparm</link> {
 595         __u32              capability;    /*  Supported modes */
 596         __u32              capturemode;   /*  Current mode */
 597         struct <link linkend="v4l2-fract">v4l2_fract</link>  timeperframe;  /*  Time per frame in .1us units */
 598         __u32              extendedmode;  /*  Driver-specific extensions */
 599         __u32              readbuffers;   /*  # of buffers for read */
 600         __u32              reserved[4];
 601 };
 602
 603 /*  Flags for 'capability' and 'capturemode' fields */
 604 #define V4L2_MODE_HIGHQUALITY   0x0001  /*  High quality imaging mode */
 605 #define V4L2_CAP_TIMEPERFRAME   0x1000  /*  timeperframe field is supported */
 606
 607 struct <link linkend="v4l2-outputparm">v4l2_outputparm</link> {
 608         __u32              capability;   /*  Supported modes */
 609         __u32              outputmode;   /*  Current mode */
 610         struct <link linkend="v4l2-fract">v4l2_fract</link>  timeperframe; /*  Time per frame in seconds */
 611         __u32              extendedmode; /*  Driver-specific extensions */
 612         __u32              writebuffers; /*  # of buffers for write */
 613         __u32              reserved[4];
 614 };
 615
 616 /*
 617  *      I N P U T   I M A G E   C R O P P I N G
 618  */
 619 struct <link linkend="v4l2-cropcap">v4l2_cropcap</link> {
 620         enum <link linkend="v4l2-buf-type">v4l2_buf_type</link>      type;
 621         struct <link linkend="v4l2-rect">v4l2_rect</link>        bounds;
 622         struct <link linkend="v4l2-rect">v4l2_rect</link>        defrect;
 623         struct <link linkend="v4l2-fract">v4l2_fract</link>       pixelaspect;
 624 };
 625
 626 struct <link linkend="v4l2-crop">v4l2_crop</link> {
 627         enum <link linkend="v4l2-buf-type">v4l2_buf_type</link>      type;
 628         struct <link linkend="v4l2-rect">v4l2_rect</link>        c;
 629 };
 630
 631 /*
 632  *      A N A L O G   V I D E O   S T A N D A R D
 633  */
 634
 635 typedef __u64 v4l2_std_id;
 636
 637 /* one bit for each */
 638 #define V4L2_STD_PAL_B          ((v4l2_std_id)0x00000001)
 639 #define V4L2_STD_PAL_B1         ((v4l2_std_id)0x00000002)
 640 #define V4L2_STD_PAL_G          ((v4l2_std_id)0x00000004)
 641 #define V4L2_STD_PAL_H          ((v4l2_std_id)0x00000008)
 642 #define V4L2_STD_PAL_I          ((v4l2_std_id)0x00000010)
 643 #define V4L2_STD_PAL_D          ((v4l2_std_id)0x00000020)
 644 #define V4L2_STD_PAL_D1         ((v4l2_std_id)0x00000040)
 645 #define V4L2_STD_PAL_K          ((v4l2_std_id)0x00000080)
 646
 647 #define V4L2_STD_PAL_M          ((v4l2_std_id)0x00000100)
 648 #define V4L2_STD_PAL_N          ((v4l2_std_id)0x00000200)
 649 #define V4L2_STD_PAL_Nc         ((v4l2_std_id)0x00000400)
 650 #define V4L2_STD_PAL_60         ((v4l2_std_id)0x00000800)
 651
 652 #define V4L2_STD_NTSC_M         ((v4l2_std_id)0x00001000)
 653 #define V4L2_STD_NTSC_M_JP      ((v4l2_std_id)0x00002000)
 654 #define V4L2_STD_NTSC_443       ((v4l2_std_id)0x00004000)
 655 #define V4L2_STD_NTSC_M_KR      ((v4l2_std_id)0x00008000)
 656
 657 #define V4L2_STD_SECAM_B        ((v4l2_std_id)0x00010000)
 658 #define V4L2_STD_SECAM_D        ((v4l2_std_id)0x00020000)
 659 #define V4L2_STD_SECAM_G        ((v4l2_std_id)0x00040000)
 660 #define V4L2_STD_SECAM_H        ((v4l2_std_id)0x00080000)
 661 #define V4L2_STD_SECAM_K        ((v4l2_std_id)0x00100000)
 662 #define V4L2_STD_SECAM_K1       ((v4l2_std_id)0x00200000)
 663 #define V4L2_STD_SECAM_L        ((v4l2_std_id)0x00400000)
 664 #define V4L2_STD_SECAM_LC       ((v4l2_std_id)0x00800000)
 665
 666 /* ATSC/HDTV */
 667 #define V4L2_STD_ATSC_8_VSB     ((v4l2_std_id)0x01000000)
 668 #define V4L2_STD_ATSC_16_VSB    ((v4l2_std_id)0x02000000)
 669
 670 /* FIXME:
 671    Although std_id is 64 bits, there is an issue on PPC32 architecture that
 672    makes switch(__u64) to break. So, there's a hack on v4l2-common.c rounding
 673    this value to 32 bits.
 674    As, currently, the max value is for V4L2_STD_ATSC_16_VSB (30 bits wide),
 675    it should work fine. However, if needed to add more than two standards,
 676    v4l2-common.c should be fixed.
 677  */
 678
 679 /* some merged standards */
 680 #define V4L2_STD_MN     (V4L2_STD_PAL_M|V4L2_STD_PAL_N|V4L2_STD_PAL_Nc|V4L2_STD_NTSC)
 681 #define V4L2_STD_B      (V4L2_STD_PAL_B|V4L2_STD_PAL_B1|V4L2_STD_SECAM_B)
 682 #define V4L2_STD_GH     (V4L2_STD_PAL_G|V4L2_STD_PAL_H|V4L2_STD_SECAM_G|V4L2_STD_SECAM_H)
 683 #define V4L2_STD_DK     (V4L2_STD_PAL_DK|V4L2_STD_SECAM_DK)
 684
 685 /* some common needed stuff */
 686 #define V4L2_STD_PAL_BG         (V4L2_STD_PAL_B         |\
 687                                  V4L2_STD_PAL_B1        |\
 688                                  V4L2_STD_PAL_G)
 689 #define V4L2_STD_PAL_DK         (V4L2_STD_PAL_D         |\
 690                                  V4L2_STD_PAL_D1        |\
 691                                  V4L2_STD_PAL_K)
 692 #define V4L2_STD_PAL            (V4L2_STD_PAL_BG        |\
 693                                  V4L2_STD_PAL_DK        |\
 694                                  V4L2_STD_PAL_H         |\
 695                                  V4L2_STD_PAL_I)
 696 #define V4L2_STD_NTSC           (V4L2_STD_NTSC_M        |\
 697                                  V4L2_STD_NTSC_M_JP     |\
 698                                  V4L2_STD_NTSC_M_KR)
 699 #define V4L2_STD_SECAM_DK       (V4L2_STD_SECAM_D       |\
 700                                  V4L2_STD_SECAM_K       |\
 701                                  V4L2_STD_SECAM_K1)
 702 #define V4L2_STD_SECAM          (V4L2_STD_SECAM_B       |\
 703                                  V4L2_STD_SECAM_G       |\
 704                                  V4L2_STD_SECAM_H       |\
 705                                  V4L2_STD_SECAM_DK      |\
 706                                  V4L2_STD_SECAM_L       |\
 707                                  V4L2_STD_SECAM_LC)
 708
 709 #define V4L2_STD_525_60         (V4L2_STD_PAL_M         |\
 710                                  V4L2_STD_PAL_60        |\
 711                                  V4L2_STD_NTSC          |\
 712                                  V4L2_STD_NTSC_443)
 713 #define V4L2_STD_625_50         (V4L2_STD_PAL           |\
 714                                  V4L2_STD_PAL_N         |\
 715                                  V4L2_STD_PAL_Nc        |\
 716                                  V4L2_STD_SECAM)
 717 #define V4L2_STD_ATSC           (V4L2_STD_ATSC_8_VSB    |\
 718                                  V4L2_STD_ATSC_16_VSB)
 719
 720 #define V4L2_STD_UNKNOWN        0
 721 #define V4L2_STD_ALL            (V4L2_STD_525_60        |\
 722                                  V4L2_STD_625_50)
 723
 724 struct <link linkend="v4l2-standard">v4l2_standard</link> {
 725         __u32                index;
 726         v4l2_std_id          id;
 727         __u8                 name[24];
 728         struct <link linkend="v4l2-fract">v4l2_fract</link>    frameperiod; /* Frames, not fields */
 729         __u32                framelines;
 730         __u32                reserved[4];
 731 };
 732
 733 /*
 734  *      V I D E O   I N P U T S
 735  */
 736 struct <link linkend="v4l2-input">v4l2_input</link> {
 737         __u32        index;             /*  Which input */
 738         __u8         name[32];          /*  Label */
 739         __u32        type;              /*  Type of input */
 740         __u32        audioset;          /*  Associated audios (bitfield) */
 741         __u32        tuner;             /*  Associated tuner */
 742         v4l2_std_id  std;
 743         __u32        status;
 744         __u32        reserved[4];
 745 };
 746
 747 /*  Values for the 'type' field */
 748 #define V4L2_INPUT_TYPE_TUNER           1
 749 #define V4L2_INPUT_TYPE_CAMERA          2
 750
 751 /* field 'status' - general */
 752 #define V4L2_IN_ST_NO_POWER    0x00000001  /* Attached device is off */
 753 #define V4L2_IN_ST_NO_SIGNAL   0x00000002
 754 #define V4L2_IN_ST_NO_COLOR    0x00000004
 755
 756 /* field 'status' - sensor orientation */
 757 /* If sensor is mounted upside down set both bits */
 758 #define V4L2_IN_ST_HFLIP       0x00000010 /* Frames are flipped horizontally */
 759 #define V4L2_IN_ST_VFLIP       0x00000020 /* Frames are flipped vertically */
 760
 761 /* field 'status' - analog */
 762 #define V4L2_IN_ST_NO_H_LOCK   0x00000100  /* No horizontal sync lock */
 763 #define V4L2_IN_ST_COLOR_KILL  0x00000200  /* Color killer is active */
 764
 765 /* field 'status' - digital */
 766 #define V4L2_IN_ST_NO_SYNC     0x00010000  /* No synchronization lock */
 767 #define V4L2_IN_ST_NO_EQU      0x00020000  /* No equalizer lock */
 768 #define V4L2_IN_ST_NO_CARRIER  0x00040000  /* Carrier recovery failed */
 769
 770 /* field 'status' - VCR and set-top box */
 771 #define V4L2_IN_ST_MACROVISION 0x01000000  /* Macrovision detected */
 772 #define V4L2_IN_ST_NO_ACCESS   0x02000000  /* Conditional access denied */
 773 #define V4L2_IN_ST_VTR         0x04000000  /* VTR time constant */
 774
 775 /*
 776  *      V I D E O   O U T P U T S
 777  */
 778 struct <link linkend="v4l2-output">v4l2_output</link> {
 779         __u32        index;             /*  Which output */
 780         __u8         name[32];          /*  Label */
 781         __u32        type;              /*  Type of output */
 782         __u32        audioset;          /*  Associated audios (bitfield) */
 783         __u32        modulator;         /*  Associated modulator */
 784         v4l2_std_id  std;
 785         __u32        reserved[4];
 786 };
 787 /*  Values for the 'type' field */
 788 #define V4L2_OUTPUT_TYPE_MODULATOR              1
 789 #define V4L2_OUTPUT_TYPE_ANALOG                 2
 790 #define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY       3
 791
 792 /*
 793  *      C O N T R O L S
 794  */
 795 struct <link linkend="v4l2-control">v4l2_control</link> {
 796         __u32                id;
 797         __s32                value;
 798 };
 799
 800 struct <link linkend="v4l2-ext-control">v4l2_ext_control</link> {
 801         __u32 id;
 802         __u32 size;
 803         __u32 reserved2[1];
 804         union {
 805                 __s32 value;
 806                 __s64 value64;
 807                 char *string;
 808         };
 809 } __attribute__ ((packed));
 810
 811 struct <link linkend="v4l2-ext-controls">v4l2_ext_controls</link> {
 812         __u32 ctrl_class;
 813         __u32 count;
 814         __u32 error_idx;
 815         __u32 reserved[2];
 816         struct <link linkend="v4l2-ext-control">v4l2_ext_control</link> *controls;
 817 };
 818
 819 /*  Values for ctrl_class field */
 820 #define V4L2_CTRL_CLASS_USER 0x00980000 /* Old-style 'user' controls */
 821 #define V4L2_CTRL_CLASS_MPEG 0x00990000 /* MPEG-compression controls */
 822 #define V4L2_CTRL_CLASS_CAMERA 0x009a0000       /* Camera class controls */
 823 #define V4L2_CTRL_CLASS_FM_TX 0x009b0000        /* FM Modulator control class */
 824
 825 #define V4L2_CTRL_ID_MASK         (0x0fffffff)
 826 #define V4L2_CTRL_ID2CLASS(id)    ((id) &amp; 0x0fff0000UL)
 827 #define V4L2_CTRL_DRIVER_PRIV(id) (((id) &amp; 0xffff) &gt;= 0x1000)
 828
 829 /*  Used in the VIDIOC_QUERYCTRL ioctl for querying controls */
 830 struct <link linkend="v4l2-queryctrl">v4l2_queryctrl</link> {
 831         __u32                id;
 832         enum <link linkend="v4l2-ctrl-type">v4l2_ctrl_type</link>  type;
 833         __u8                 name[32];  /* Whatever */
 834         __s32                minimum;   /* Note signedness */
 835         __s32                maximum;
 836         __s32                step;
 837         __s32                default_value;
 838         __u32                flags;
 839         __u32                reserved[2];
 840 };
 841
 842 /*  Used in the VIDIOC_QUERYMENU ioctl for querying menu items */
 843 struct <link linkend="v4l2-querymenu">v4l2_querymenu</link> {
 844         __u32           id;
 845         __u32           index;
 846         __u8            name[32];       /* Whatever */
 847         __u32           reserved;
 848 };
 849
 850 /*  Control flags  */
 851 #define V4L2_CTRL_FLAG_DISABLED         0x0001
 852 #define V4L2_CTRL_FLAG_GRABBED          0x0002
 853 #define V4L2_CTRL_FLAG_READ_ONLY        0x0004
 854 #define V4L2_CTRL_FLAG_UPDATE           0x0008
 855 #define V4L2_CTRL_FLAG_INACTIVE         0x0010
 856 #define V4L2_CTRL_FLAG_SLIDER           0x0020
 857 #define V4L2_CTRL_FLAG_WRITE_ONLY       0x0040
 858
 859 /*  Query flag, to be ORed with the control ID */
 860 #define V4L2_CTRL_FLAG_NEXT_CTRL        0x80000000
 861
 862 /*  User-class control IDs defined by V4L2 */
 863 #define V4L2_CID_BASE                   (V4L2_CTRL_CLASS_USER | 0x900)
 864 #define V4L2_CID_USER_BASE              V4L2_CID_BASE
 865 /*  IDs reserved for driver specific controls */
 866 #define V4L2_CID_PRIVATE_BASE           0x08000000
 867
 868 #define V4L2_CID_USER_CLASS             (V4L2_CTRL_CLASS_USER | 1)
 869 #define V4L2_CID_BRIGHTNESS             (V4L2_CID_BASE+0)
 870 #define V4L2_CID_CONTRAST               (V4L2_CID_BASE+1)
 871 #define V4L2_CID_SATURATION             (V4L2_CID_BASE+2)
 872 #define V4L2_CID_HUE                    (V4L2_CID_BASE+3)
 873 #define V4L2_CID_AUDIO_VOLUME           (V4L2_CID_BASE+5)
 874 #define V4L2_CID_AUDIO_BALANCE          (V4L2_CID_BASE+6)
 875 #define V4L2_CID_AUDIO_BASS             (V4L2_CID_BASE+7)
 876 #define V4L2_CID_AUDIO_TREBLE           (V4L2_CID_BASE+8)
 877 #define V4L2_CID_AUDIO_MUTE             (V4L2_CID_BASE+9)
 878 #define V4L2_CID_AUDIO_LOUDNESS         (V4L2_CID_BASE+10)
 879 #define V4L2_CID_BLACK_LEVEL            (V4L2_CID_BASE+11) /* Deprecated */
 880 #define V4L2_CID_AUTO_WHITE_BALANCE     (V4L2_CID_BASE+12)
 881 #define V4L2_CID_DO_WHITE_BALANCE       (V4L2_CID_BASE+13)
 882 #define V4L2_CID_RED_BALANCE            (V4L2_CID_BASE+14)
 883 #define V4L2_CID_BLUE_BALANCE           (V4L2_CID_BASE+15)
 884 #define V4L2_CID_GAMMA                  (V4L2_CID_BASE+16)
 885 #define V4L2_CID_WHITENESS              (V4L2_CID_GAMMA) /* Deprecated */
 886 #define V4L2_CID_EXPOSURE               (V4L2_CID_BASE+17)
 887 #define V4L2_CID_AUTOGAIN               (V4L2_CID_BASE+18)
 888 #define V4L2_CID_GAIN                   (V4L2_CID_BASE+19)
 889 #define V4L2_CID_HFLIP                  (V4L2_CID_BASE+20)
 890 #define V4L2_CID_VFLIP                  (V4L2_CID_BASE+21)
 891
 892 /* Deprecated; use V4L2_CID_PAN_RESET and V4L2_CID_TILT_RESET */
 893 #define V4L2_CID_HCENTER                (V4L2_CID_BASE+22)
 894 #define V4L2_CID_VCENTER                (V4L2_CID_BASE+23)
 895
 896 #define V4L2_CID_POWER_LINE_FREQUENCY   (V4L2_CID_BASE+24)
 897 enum <link linkend="v4l2-power-line-frequency">v4l2_power_line_frequency</link> {
 898         V4L2_CID_POWER_LINE_FREQUENCY_DISABLED  = 0,
 899         V4L2_CID_POWER_LINE_FREQUENCY_50HZ      = 1,
 900         V4L2_CID_POWER_LINE_FREQUENCY_60HZ      = 2,
 901 };
 902 #define V4L2_CID_HUE_AUTO                       (V4L2_CID_BASE+25)
 903 #define V4L2_CID_WHITE_BALANCE_TEMPERATURE      (V4L2_CID_BASE+26)
 904 #define V4L2_CID_SHARPNESS                      (V4L2_CID_BASE+27)
 905 #define V4L2_CID_BACKLIGHT_COMPENSATION         (V4L2_CID_BASE+28)
 906 #define V4L2_CID_CHROMA_AGC                     (V4L2_CID_BASE+29)
 907 #define V4L2_CID_COLOR_KILLER                   (V4L2_CID_BASE+30)
 908 #define V4L2_CID_COLORFX                        (V4L2_CID_BASE+31)
 909 enum <link linkend="v4l2-colorfx">v4l2_colorfx</link> {
 910         V4L2_COLORFX_NONE       = 0,
 911         V4L2_COLORFX_BW         = 1,
 912         V4L2_COLORFX_SEPIA      = 2,
 913 };
 914 #define V4L2_CID_AUTOBRIGHTNESS                 (V4L2_CID_BASE+32)
 915 #define V4L2_CID_BAND_STOP_FILTER               (V4L2_CID_BASE+33)
 916
 917 /* last CID + 1 */
 918 #define V4L2_CID_LASTP1                         (V4L2_CID_BASE+34)
 919
 920 /*  MPEG-class control IDs defined by V4L2 */
 921 #define V4L2_CID_MPEG_BASE                      (V4L2_CTRL_CLASS_MPEG | 0x900)
 922 #define V4L2_CID_MPEG_CLASS                     (V4L2_CTRL_CLASS_MPEG | 1)
 923
 924 /*  MPEG streams */
 925 #define V4L2_CID_MPEG_STREAM_TYPE               (V4L2_CID_MPEG_BASE+0)
 926 enum <link linkend="v4l2-mpeg-stream-type">v4l2_mpeg_stream_type</link> {
 927         V4L2_MPEG_STREAM_TYPE_MPEG2_PS   = 0, /* MPEG-2 program stream */
 928         V4L2_MPEG_STREAM_TYPE_MPEG2_TS   = 1, /* MPEG-2 transport stream */
 929         V4L2_MPEG_STREAM_TYPE_MPEG1_SS   = 2, /* MPEG-1 system stream */
 930         V4L2_MPEG_STREAM_TYPE_MPEG2_DVD  = 3, /* MPEG-2 DVD-compatible stream */
 931         V4L2_MPEG_STREAM_TYPE_MPEG1_VCD  = 4, /* MPEG-1 VCD-compatible stream */
 932         V4L2_MPEG_STREAM_TYPE_MPEG2_SVCD = 5, /* MPEG-2 SVCD-compatible stream */
 933 };
 934 #define V4L2_CID_MPEG_STREAM_PID_PMT            (V4L2_CID_MPEG_BASE+1)
 935 #define V4L2_CID_MPEG_STREAM_PID_AUDIO          (V4L2_CID_MPEG_BASE+2)
 936 #define V4L2_CID_MPEG_STREAM_PID_VIDEO          (V4L2_CID_MPEG_BASE+3)
 937 #define V4L2_CID_MPEG_STREAM_PID_PCR            (V4L2_CID_MPEG_BASE+4)
 938 #define V4L2_CID_MPEG_STREAM_PES_ID_AUDIO       (V4L2_CID_MPEG_BASE+5)
 939 #define V4L2_CID_MPEG_STREAM_PES_ID_VIDEO       (V4L2_CID_MPEG_BASE+6)
 940 #define V4L2_CID_MPEG_STREAM_VBI_FMT            (V4L2_CID_MPEG_BASE+7)
 941 enum <link linkend="v4l2-mpeg-stream-vbi-fmt">v4l2_mpeg_stream_vbi_fmt</link> {
 942         V4L2_MPEG_STREAM_VBI_FMT_NONE = 0,  /* No VBI in the MPEG stream */
 943         V4L2_MPEG_STREAM_VBI_FMT_IVTV = 1,  /* VBI in private packets, IVTV format */
 944 };
 945
 946 /*  MPEG audio */
 947 #define V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ       (V4L2_CID_MPEG_BASE+100)
 948 enum <link linkend="v4l2-mpeg-audio-sampling-freq">v4l2_mpeg_audio_sampling_freq</link> {
 949         V4L2_MPEG_AUDIO_SAMPLING_FREQ_44100 = 0,
 950         V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000 = 1,
 951         V4L2_MPEG_AUDIO_SAMPLING_FREQ_32000 = 2,
 952 };
 953 #define V4L2_CID_MPEG_AUDIO_ENCODING            (V4L2_CID_MPEG_BASE+101)
 954 enum <link linkend="v4l2-mpeg-audio-encoding">v4l2_mpeg_audio_encoding</link> {
 955         V4L2_MPEG_AUDIO_ENCODING_LAYER_1 = 0,
 956         V4L2_MPEG_AUDIO_ENCODING_LAYER_2 = 1,
 957         V4L2_MPEG_AUDIO_ENCODING_LAYER_3 = 2,
 958         V4L2_MPEG_AUDIO_ENCODING_AAC     = 3,
 959         V4L2_MPEG_AUDIO_ENCODING_AC3     = 4,
 960 };
 961 #define V4L2_CID_MPEG_AUDIO_L1_BITRATE          (V4L2_CID_MPEG_BASE+102)
 962 enum <link linkend="v4l2-mpeg-audio-l1-bitrate">v4l2_mpeg_audio_l1_bitrate</link> {
 963         V4L2_MPEG_AUDIO_L1_BITRATE_32K  = 0,
 964         V4L2_MPEG_AUDIO_L1_BITRATE_64K  = 1,
 965         V4L2_MPEG_AUDIO_L1_BITRATE_96K  = 2,
 966         V4L2_MPEG_AUDIO_L1_BITRATE_128K = 3,
 967         V4L2_MPEG_AUDIO_L1_BITRATE_160K = 4,
 968         V4L2_MPEG_AUDIO_L1_BITRATE_192K = 5,
 969         V4L2_MPEG_AUDIO_L1_BITRATE_224K = 6,
 970         V4L2_MPEG_AUDIO_L1_BITRATE_256K = 7,
 971         V4L2_MPEG_AUDIO_L1_BITRATE_288K = 8,
 972         V4L2_MPEG_AUDIO_L1_BITRATE_320K = 9,
 973         V4L2_MPEG_AUDIO_L1_BITRATE_352K = 10,
 974         V4L2_MPEG_AUDIO_L1_BITRATE_384K = 11,
 975         V4L2_MPEG_AUDIO_L1_BITRATE_416K = 12,
 976         V4L2_MPEG_AUDIO_L1_BITRATE_448K = 13,
 977 };
 978 #define V4L2_CID_MPEG_AUDIO_L2_BITRATE          (V4L2_CID_MPEG_BASE+103)
 979 enum <link linkend="v4l2-mpeg-audio-l2-bitrate">v4l2_mpeg_audio_l2_bitrate</link> {
 980         V4L2_MPEG_AUDIO_L2_BITRATE_32K  = 0,
 981         V4L2_MPEG_AUDIO_L2_BITRATE_48K  = 1,
 982         V4L2_MPEG_AUDIO_L2_BITRATE_56K  = 2,
 983         V4L2_MPEG_AUDIO_L2_BITRATE_64K  = 3,
 984         V4L2_MPEG_AUDIO_L2_BITRATE_80K  = 4,
 985         V4L2_MPEG_AUDIO_L2_BITRATE_96K  = 5,
 986         V4L2_MPEG_AUDIO_L2_BITRATE_112K = 6,
 987         V4L2_MPEG_AUDIO_L2_BITRATE_128K = 7,
 988         V4L2_MPEG_AUDIO_L2_BITRATE_160K = 8,
 989         V4L2_MPEG_AUDIO_L2_BITRATE_192K = 9,
 990         V4L2_MPEG_AUDIO_L2_BITRATE_224K = 10,
 991         V4L2_MPEG_AUDIO_L2_BITRATE_256K = 11,
 992         V4L2_MPEG_AUDIO_L2_BITRATE_320K = 12,
 993         V4L2_MPEG_AUDIO_L2_BITRATE_384K = 13,
 994 };
 995 #define V4L2_CID_MPEG_AUDIO_L3_BITRATE          (V4L2_CID_MPEG_BASE+104)
 996 enum <link linkend="v4l2-mpeg-audio-l3-bitrate">v4l2_mpeg_audio_l3_bitrate</link> {
 997         V4L2_MPEG_AUDIO_L3_BITRATE_32K  = 0,
 998         V4L2_MPEG_AUDIO_L3_BITRATE_40K  = 1,
 999         V4L2_MPEG_AUDIO_L3_BITRATE_48K  = 2,
1000         V4L2_MPEG_AUDIO_L3_BITRATE_56K  = 3,
1001         V4L2_MPEG_AUDIO_L3_BITRATE_64K  = 4,
1002         V4L2_MPEG_AUDIO_L3_BITRATE_80K  = 5,
1003         V4L2_MPEG_AUDIO_L3_BITRATE_96K  = 6,
1004         V4L2_MPEG_AUDIO_L3_BITRATE_112K = 7,
1005         V4L2_MPEG_AUDIO_L3_BITRATE_128K = 8,
1006         V4L2_MPEG_AUDIO_L3_BITRATE_160K = 9,
1007         V4L2_MPEG_AUDIO_L3_BITRATE_192K = 10,
1008         V4L2_MPEG_AUDIO_L3_BITRATE_224K = 11,
1009         V4L2_MPEG_AUDIO_L3_BITRATE_256K = 12,
1010         V4L2_MPEG_AUDIO_L3_BITRATE_320K = 13,
1011 };
1012 #define V4L2_CID_MPEG_AUDIO_MODE                (V4L2_CID_MPEG_BASE+105)
1013 enum <link linkend="v4l2-mpeg-audio-mode">v4l2_mpeg_audio_mode</link> {
1014         V4L2_MPEG_AUDIO_MODE_STEREO       = 0,
1015         V4L2_MPEG_AUDIO_MODE_JOINT_STEREO = 1,
1016         V4L2_MPEG_AUDIO_MODE_DUAL         = 2,
1017         V4L2_MPEG_AUDIO_MODE_MONO         = 3,
1018 };
1019 #define V4L2_CID_MPEG_AUDIO_MODE_EXTENSION      (V4L2_CID_MPEG_BASE+106)
1020 enum <link linkend="v4l2-mpeg-audio-mode-extension">v4l2_mpeg_audio_mode_extension</link> {
1021         V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4  = 0,
1022         V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_8  = 1,
1023         V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_12 = 2,
1024         V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_16 = 3,
1025 };
1026 #define V4L2_CID_MPEG_AUDIO_EMPHASIS            (V4L2_CID_MPEG_BASE+107)
1027 enum <link linkend="v4l2-mpeg-audio-emphasis">v4l2_mpeg_audio_emphasis</link> {
1028         V4L2_MPEG_AUDIO_EMPHASIS_NONE         = 0,
1029         V4L2_MPEG_AUDIO_EMPHASIS_50_DIV_15_uS = 1,
1030         V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17    = 2,
1031 };
1032 #define V4L2_CID_MPEG_AUDIO_CRC                 (V4L2_CID_MPEG_BASE+108)
1033 enum <link linkend="v4l2-mpeg-audio-crc">v4l2_mpeg_audio_crc</link> {
1034         V4L2_MPEG_AUDIO_CRC_NONE  = 0,
1035         V4L2_MPEG_AUDIO_CRC_CRC16 = 1,
1036 };
1037 #define V4L2_CID_MPEG_AUDIO_MUTE                (V4L2_CID_MPEG_BASE+109)
1038 #define V4L2_CID_MPEG_AUDIO_AAC_BITRATE         (V4L2_CID_MPEG_BASE+110)
1039 #define V4L2_CID_MPEG_AUDIO_AC3_BITRATE         (V4L2_CID_MPEG_BASE+111)
1040 enum <link linkend="v4l2-mpeg-audio-ac3-bitrate">v4l2_mpeg_audio_ac3_bitrate</link> {
1041         V4L2_MPEG_AUDIO_AC3_BITRATE_32K  = 0,
1042         V4L2_MPEG_AUDIO_AC3_BITRATE_40K  = 1,
1043         V4L2_MPEG_AUDIO_AC3_BITRATE_48K  = 2,
1044         V4L2_MPEG_AUDIO_AC3_BITRATE_56K  = 3,
1045         V4L2_MPEG_AUDIO_AC3_BITRATE_64K  = 4,
1046         V4L2_MPEG_AUDIO_AC3_BITRATE_80K  = 5,
1047         V4L2_MPEG_AUDIO_AC3_BITRATE_96K  = 6,
1048         V4L2_MPEG_AUDIO_AC3_BITRATE_112K = 7,
1049         V4L2_MPEG_AUDIO_AC3_BITRATE_128K = 8,
1050         V4L2_MPEG_AUDIO_AC3_BITRATE_160K = 9,
1051         V4L2_MPEG_AUDIO_AC3_BITRATE_192K = 10,
1052         V4L2_MPEG_AUDIO_AC3_BITRATE_224K = 11,
1053         V4L2_MPEG_AUDIO_AC3_BITRATE_256K = 12,
1054         V4L2_MPEG_AUDIO_AC3_BITRATE_320K = 13,
1055         V4L2_MPEG_AUDIO_AC3_BITRATE_384K = 14,
1056         V4L2_MPEG_AUDIO_AC3_BITRATE_448K = 15,
1057         V4L2_MPEG_AUDIO_AC3_BITRATE_512K = 16,
1058         V4L2_MPEG_AUDIO_AC3_BITRATE_576K = 17,
1059         V4L2_MPEG_AUDIO_AC3_BITRATE_640K = 18,
1060 };
1061
1062 /*  MPEG video */
1063 #define V4L2_CID_MPEG_VIDEO_ENCODING            (V4L2_CID_MPEG_BASE+200)
1064 enum <link linkend="v4l2-mpeg-video-encoding">v4l2_mpeg_video_encoding</link> {
1065         V4L2_MPEG_VIDEO_ENCODING_MPEG_1     = 0,
1066         V4L2_MPEG_VIDEO_ENCODING_MPEG_2     = 1,
1067         V4L2_MPEG_VIDEO_ENCODING_MPEG_4_AVC = 2,
1068 };
1069 #define V4L2_CID_MPEG_VIDEO_ASPECT              (V4L2_CID_MPEG_BASE+201)
1070 enum <link linkend="v4l2-mpeg-video-aspect">v4l2_mpeg_video_aspect</link> {
1071         V4L2_MPEG_VIDEO_ASPECT_1x1     = 0,
1072         V4L2_MPEG_VIDEO_ASPECT_4x3     = 1,
1073         V4L2_MPEG_VIDEO_ASPECT_16x9    = 2,
1074         V4L2_MPEG_VIDEO_ASPECT_221x100 = 3,
1075 };
1076 #define V4L2_CID_MPEG_VIDEO_B_FRAMES            (V4L2_CID_MPEG_BASE+202)
1077 #define V4L2_CID_MPEG_VIDEO_GOP_SIZE            (V4L2_CID_MPEG_BASE+203)
1078 #define V4L2_CID_MPEG_VIDEO_GOP_CLOSURE         (V4L2_CID_MPEG_BASE+204)
1079 #define V4L2_CID_MPEG_VIDEO_PULLDOWN            (V4L2_CID_MPEG_BASE+205)
1080 #define V4L2_CID_MPEG_VIDEO_BITRATE_MODE        (V4L2_CID_MPEG_BASE+206)
1081 enum <link linkend="v4l2-mpeg-video-bitrate-mode">v4l2_mpeg_video_bitrate_mode</link> {
1082         V4L2_MPEG_VIDEO_BITRATE_MODE_VBR = 0,
1083         V4L2_MPEG_VIDEO_BITRATE_MODE_CBR = 1,
1084 };
1085 #define V4L2_CID_MPEG_VIDEO_BITRATE             (V4L2_CID_MPEG_BASE+207)
1086 #define V4L2_CID_MPEG_VIDEO_BITRATE_PEAK        (V4L2_CID_MPEG_BASE+208)
1087 #define V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION (V4L2_CID_MPEG_BASE+209)
1088 #define V4L2_CID_MPEG_VIDEO_MUTE                (V4L2_CID_MPEG_BASE+210)
1089 #define V4L2_CID_MPEG_VIDEO_MUTE_YUV            (V4L2_CID_MPEG_BASE+211)
1090
1091 /*  MPEG-class control IDs specific to the CX2341x driver as defined by V4L2 */
1092 #define V4L2_CID_MPEG_CX2341X_BASE                              (V4L2_CTRL_CLASS_MPEG | 0x1000)
1093 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE         (V4L2_CID_MPEG_CX2341X_BASE+0)
1094 enum <link linkend="v4l2-mpeg-cx2341x-video-spatial-filter-mode">v4l2_mpeg_cx2341x_video_spatial_filter_mode</link> {
1095         V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL = 0,
1096         V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO   = 1,
1097 };
1098 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER              (V4L2_CID_MPEG_CX2341X_BASE+1)
1099 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE    (V4L2_CID_MPEG_CX2341X_BASE+2)
1100 enum <link linkend="luma-spatial-filter-type">v4l2_mpeg_cx2341x_video_luma_spatial_filter_type</link> {
1101         V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF                  = 0,
1102         V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_HOR               = 1,
1103         V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_VERT              = 2,
1104         V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_HV_SEPARABLE      = 3,
1105         V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_SYM_NON_SEPARABLE = 4,
1106 };
1107 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE  (V4L2_CID_MPEG_CX2341X_BASE+3)
1108 enum <link linkend="chroma-spatial-filter-type">v4l2_mpeg_cx2341x_video_chroma_spatial_filter_type</link> {
1109         V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF    = 0,
1110         V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR = 1,
1111 };
1112 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE        (V4L2_CID_MPEG_CX2341X_BASE+4)
1113 enum <link linkend="v4l2-mpeg-cx2341x-video-temporal-filter-mode">v4l2_mpeg_cx2341x_video_temporal_filter_mode</link> {
1114         V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL = 0,
1115         V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO   = 1,
1116 };
1117 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER             (V4L2_CID_MPEG_CX2341X_BASE+5)
1118 #define V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE          (V4L2_CID_MPEG_CX2341X_BASE+6)
1119 enum <link linkend="v4l2-mpeg-cx2341x-video-median-filter-type">v4l2_mpeg_cx2341x_video_median_filter_type</link> {
1120         V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF      = 0,
1121         V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR      = 1,
1122         V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_VERT     = 2,
1123         V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR_VERT = 3,
1124         V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_DIAG     = 4,
1125 };
1126 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM   (V4L2_CID_MPEG_CX2341X_BASE+7)
1127 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP      (V4L2_CID_MPEG_CX2341X_BASE+8)
1128 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM (V4L2_CID_MPEG_CX2341X_BASE+9)
1129 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP    (V4L2_CID_MPEG_CX2341X_BASE+10)
1130 #define V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS         (V4L2_CID_MPEG_CX2341X_BASE+11)
1131
1132 /*  Camera class control IDs */
1133 #define V4L2_CID_CAMERA_CLASS_BASE      (V4L2_CTRL_CLASS_CAMERA | 0x900)
1134 #define V4L2_CID_CAMERA_CLASS           (V4L2_CTRL_CLASS_CAMERA | 1)
1135
1136 #define V4L2_CID_EXPOSURE_AUTO                  (V4L2_CID_CAMERA_CLASS_BASE+1)
1137 enum  <link linkend="v4l2-exposure-auto-type">v4l2_exposure_auto_type</link> {
1138         V4L2_EXPOSURE_AUTO = 0,
1139         V4L2_EXPOSURE_MANUAL = 1,
1140         V4L2_EXPOSURE_SHUTTER_PRIORITY = 2,
1141         V4L2_EXPOSURE_APERTURE_PRIORITY = 3
1142 };
1143 #define V4L2_CID_EXPOSURE_ABSOLUTE              (V4L2_CID_CAMERA_CLASS_BASE+2)
1144 #define V4L2_CID_EXPOSURE_AUTO_PRIORITY         (V4L2_CID_CAMERA_CLASS_BASE+3)
1145
1146 #define V4L2_CID_PAN_RELATIVE                   (V4L2_CID_CAMERA_CLASS_BASE+4)
1147 #define V4L2_CID_TILT_RELATIVE                  (V4L2_CID_CAMERA_CLASS_BASE+5)
1148 #define V4L2_CID_PAN_RESET                      (V4L2_CID_CAMERA_CLASS_BASE+6)
1149 #define V4L2_CID_TILT_RESET                     (V4L2_CID_CAMERA_CLASS_BASE+7)
1150
1151 #define V4L2_CID_PAN_ABSOLUTE                   (V4L2_CID_CAMERA_CLASS_BASE+8)
1152 #define V4L2_CID_TILT_ABSOLUTE                  (V4L2_CID_CAMERA_CLASS_BASE+9)
1153
1154 #define V4L2_CID_FOCUS_ABSOLUTE                 (V4L2_CID_CAMERA_CLASS_BASE+10)
1155 #define V4L2_CID_FOCUS_RELATIVE                 (V4L2_CID_CAMERA_CLASS_BASE+11)
1156 #define V4L2_CID_FOCUS_AUTO                     (V4L2_CID_CAMERA_CLASS_BASE+12)
1157
1158 #define V4L2_CID_ZOOM_ABSOLUTE                  (V4L2_CID_CAMERA_CLASS_BASE+13)
1159 #define V4L2_CID_ZOOM_RELATIVE                  (V4L2_CID_CAMERA_CLASS_BASE+14)
1160 #define V4L2_CID_ZOOM_CONTINUOUS                (V4L2_CID_CAMERA_CLASS_BASE+15)
1161
1162 #define V4L2_CID_PRIVACY                        (V4L2_CID_CAMERA_CLASS_BASE+16)
1163
1164 /* FM Modulator class control IDs */
1165 #define V4L2_CID_FM_TX_CLASS_BASE               (V4L2_CTRL_CLASS_FM_TX | 0x900)
1166 #define V4L2_CID_FM_TX_CLASS                    (V4L2_CTRL_CLASS_FM_TX | 1)
1167
1168 #define V4L2_CID_RDS_TX_DEVIATION               (V4L2_CID_FM_TX_CLASS_BASE + 1)
1169 #define V4L2_CID_RDS_TX_PI                      (V4L2_CID_FM_TX_CLASS_BASE + 2)
1170 #define V4L2_CID_RDS_TX_PTY                     (V4L2_CID_FM_TX_CLASS_BASE + 3)
1171 #define V4L2_CID_RDS_TX_PS_NAME                 (V4L2_CID_FM_TX_CLASS_BASE + 5)
1172 #define V4L2_CID_RDS_TX_RADIO_TEXT              (V4L2_CID_FM_TX_CLASS_BASE + 6)
1173
1174 #define V4L2_CID_AUDIO_LIMITER_ENABLED          (V4L2_CID_FM_TX_CLASS_BASE + 64)
1175 #define V4L2_CID_AUDIO_LIMITER_RELEASE_TIME     (V4L2_CID_FM_TX_CLASS_BASE + 65)
1176 #define V4L2_CID_AUDIO_LIMITER_DEVIATION        (V4L2_CID_FM_TX_CLASS_BASE + 66)
1177
1178 #define V4L2_CID_AUDIO_COMPRESSION_ENABLED      (V4L2_CID_FM_TX_CLASS_BASE + 80)
1179 #define V4L2_CID_AUDIO_COMPRESSION_GAIN         (V4L2_CID_FM_TX_CLASS_BASE + 81)
1180 #define V4L2_CID_AUDIO_COMPRESSION_THRESHOLD    (V4L2_CID_FM_TX_CLASS_BASE + 82)
1181 #define V4L2_CID_AUDIO_COMPRESSION_ATTACK_TIME  (V4L2_CID_FM_TX_CLASS_BASE + 83)
1182 #define V4L2_CID_AUDIO_COMPRESSION_RELEASE_TIME (V4L2_CID_FM_TX_CLASS_BASE + 84)
1183
1184 #define V4L2_CID_PILOT_TONE_ENABLED             (V4L2_CID_FM_TX_CLASS_BASE + 96)
1185 #define V4L2_CID_PILOT_TONE_DEVIATION           (V4L2_CID_FM_TX_CLASS_BASE + 97)
1186 #define V4L2_CID_PILOT_TONE_FREQUENCY           (V4L2_CID_FM_TX_CLASS_BASE + 98)
1187
1188 #define V4L2_CID_TUNE_PREEMPHASIS               (V4L2_CID_FM_TX_CLASS_BASE + 112)
1189 enum <link linkend="v4l2-preemphasis">v4l2_preemphasis</link> {
1190         V4L2_PREEMPHASIS_DISABLED       = 0,
1191         V4L2_PREEMPHASIS_50_uS          = 1,
1192         V4L2_PREEMPHASIS_75_uS          = 2,
1193 };
1194 #define V4L2_CID_TUNE_POWER_LEVEL               (V4L2_CID_FM_TX_CLASS_BASE + 113)
1195 #define V4L2_CID_TUNE_ANTENNA_CAPACITOR         (V4L2_CID_FM_TX_CLASS_BASE + 114)
1196
1197 /*
1198  *      T U N I N G
1199  */
1200 struct <link linkend="v4l2-tuner">v4l2_tuner</link> {
1201         __u32                   index;
1202         __u8                    name[32];
1203         enum <link linkend="v4l2-tuner-type">v4l2_tuner_type</link>    type;
1204         __u32                   capability;
1205         __u32                   rangelow;
1206         __u32                   rangehigh;
1207         __u32                   rxsubchans;
1208         __u32                   audmode;
1209         __s32                   signal;
1210         __s32                   afc;
1211         __u32                   reserved[4];
1212 };
1213
1214 struct <link linkend="v4l2-modulator">v4l2_modulator</link> {
1215         __u32                   index;
1216         __u8                    name[32];
1217         __u32                   capability;
1218         __u32                   rangelow;
1219         __u32                   rangehigh;
1220         __u32                   txsubchans;
1221         __u32                   reserved[4];
1222 };
1223
1224 /*  Flags for the 'capability' field */
1225 #define V4L2_TUNER_CAP_LOW              0x0001
1226 #define V4L2_TUNER_CAP_NORM             0x0002
1227 #define V4L2_TUNER_CAP_STEREO           0x0010
1228 #define V4L2_TUNER_CAP_LANG2            0x0020
1229 #define V4L2_TUNER_CAP_SAP              0x0020
1230 #define V4L2_TUNER_CAP_LANG1            0x0040
1231 #define V4L2_TUNER_CAP_RDS              0x0080
1232
1233 /*  Flags for the 'rxsubchans' field */
1234 #define V4L2_TUNER_SUB_MONO             0x0001
1235 #define V4L2_TUNER_SUB_STEREO           0x0002
1236 #define V4L2_TUNER_SUB_LANG2            0x0004
1237 #define V4L2_TUNER_SUB_SAP              0x0004
1238 #define V4L2_TUNER_SUB_LANG1            0x0008
1239 #define V4L2_TUNER_SUB_RDS              0x0010
1240
1241 /*  Values for the 'audmode' field */
1242 #define V4L2_TUNER_MODE_MONO            0x0000
1243 #define V4L2_TUNER_MODE_STEREO          0x0001
1244 #define V4L2_TUNER_MODE_LANG2           0x0002
1245 #define V4L2_TUNER_MODE_SAP             0x0002
1246 #define V4L2_TUNER_MODE_LANG1           0x0003
1247 #define V4L2_TUNER_MODE_LANG1_LANG2     0x0004
1248
1249 struct <link linkend="v4l2-frequency">v4l2_frequency</link> {
1250         __u32                 tuner;
1251         enum <link linkend="v4l2-tuner-type">v4l2_tuner_type</link>  type;
1252         __u32                 frequency;
1253         __u32                 reserved[8];
1254 };
1255
1256 struct <link linkend="v4l2-hw-freq-seek">v4l2_hw_freq_seek</link> {
1257         __u32                 tuner;
1258         enum <link linkend="v4l2-tuner-type">v4l2_tuner_type</link>  type;
1259         __u32                 seek_upward;
1260         __u32                 wrap_around;
1261         __u32                 reserved[8];
1262 };
1263
1264 /*
1265  *      R D S
1266  */
1267
1268 struct <link linkend="v4l2-rds-data">v4l2_rds_data</link> {
1269         __u8    lsb;
1270         __u8    msb;
1271         __u8    block;
1272 } __attribute__ ((packed));
1273
1274 #define V4L2_RDS_BLOCK_MSK       0x7
1275 #define V4L2_RDS_BLOCK_A         0
1276 #define V4L2_RDS_BLOCK_B         1
1277 #define V4L2_RDS_BLOCK_C         2
1278 #define V4L2_RDS_BLOCK_D         3
1279 #define V4L2_RDS_BLOCK_C_ALT     4
1280 #define V4L2_RDS_BLOCK_INVALID   7
1281
1282 #define V4L2_RDS_BLOCK_CORRECTED 0x40
1283 #define V4L2_RDS_BLOCK_ERROR     0x80
1284
1285 /*
1286  *      A U D I O
1287  */
1288 struct <link linkend="v4l2-audio">v4l2_audio</link> {
1289         __u32   index;
1290         __u8    name[32];
1291         __u32   capability;
1292         __u32   mode;
1293         __u32   reserved[2];
1294 };
1295
1296 /*  Flags for the 'capability' field */
1297 #define V4L2_AUDCAP_STEREO              0x00001
1298 #define V4L2_AUDCAP_AVL                 0x00002
1299
1300 /*  Flags for the 'mode' field */
1301 #define V4L2_AUDMODE_AVL                0x00001
1302
1303 struct <link linkend="v4l2-audioout">v4l2_audioout</link> {
1304         __u32   index;
1305         __u8    name[32];
1306         __u32   capability;
1307         __u32   mode;
1308         __u32   reserved[2];
1309 };
1310
1311 /*
1312  *      M P E G   S E R V I C E S
1313  *
1314  *      NOTE: EXPERIMENTAL API
1315  */
1316 #if 1 /*KEEP*/
1317 #define V4L2_ENC_IDX_FRAME_I    (0)
1318 #define V4L2_ENC_IDX_FRAME_P    (1)
1319 #define V4L2_ENC_IDX_FRAME_B    (2)
1320 #define V4L2_ENC_IDX_FRAME_MASK (0xf)
1321
1322 struct <link linkend="v4l2-enc-idx-entry">v4l2_enc_idx_entry</link> {
1323         __u64 offset;
1324         __u64 pts;
1325         __u32 length;
1326         __u32 flags;
1327         __u32 reserved[2];
1328 };
1329
1330 #define V4L2_ENC_IDX_ENTRIES (64)
1331 struct <link linkend="v4l2-enc-idx">v4l2_enc_idx</link> {
1332         __u32 entries;
1333         __u32 entries_cap;
1334         __u32 reserved[4];
1335         struct <link linkend="v4l2-enc-idx-entry">v4l2_enc_idx_entry</link> entry[V4L2_ENC_IDX_ENTRIES];
1336 };
1337
1338
1339 #define V4L2_ENC_CMD_START      (0)
1340 #define V4L2_ENC_CMD_STOP       (1)
1341 #define V4L2_ENC_CMD_PAUSE      (2)
1342 #define V4L2_ENC_CMD_RESUME     (3)
1343
1344 /* Flags for V4L2_ENC_CMD_STOP */
1345 #define V4L2_ENC_CMD_STOP_AT_GOP_END    (1 &lt;&lt; 0)
1346
1347 struct <link linkend="v4l2-encoder-cmd">v4l2_encoder_cmd</link> {
1348         __u32 cmd;
1349         __u32 flags;
1350         union {
1351                 struct {
1352                         __u32 data[8];
1353                 } raw;
1354         };
1355 };
1356
1357 #endif
1358
1359
1360 /*
1361  *      D A T A   S E R V I C E S   ( V B I )
1362  *
1363  *      Data services API by Michael Schimek
1364  */
1365
1366 /* Raw VBI */
1367 struct <link linkend="v4l2-vbi-format">v4l2_vbi_format</link> {
1368         __u32   sampling_rate;          /* in 1 Hz */
1369         __u32   offset;
1370         __u32   samples_per_line;
1371         __u32   sample_format;          /* V4L2_PIX_FMT_* */
1372         __s32   start[2];
1373         __u32   count[2];
1374         __u32   flags;                  /* V4L2_VBI_* */
1375         __u32   reserved[2];            /* must be zero */
1376 };
1377
1378 /*  VBI flags  */
1379 #define V4L2_VBI_UNSYNC         (1 &lt;&lt; 0)
1380 #define V4L2_VBI_INTERLACED     (1 &lt;&lt; 1)
1381
1382 /* Sliced VBI
1383  *
1384  *    This implements is a proposal V4L2 API to allow SLICED VBI
1385  * required for some hardware encoders. It should change without
1386  * notice in the definitive implementation.
1387  */
1388
1389 struct <link linkend="v4l2-sliced-vbi-format">v4l2_sliced_vbi_format</link> {
1390         __u16   service_set;
1391         /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
1392            service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
1393                                  (equals frame lines 313-336 for 625 line video
1394                                   standards, 263-286 for 525 line standards) */
1395         __u16   service_lines[2][24];
1396         __u32   io_size;
1397         __u32   reserved[2];            /* must be zero */
1398 };
1399
1400 /* Teletext World System Teletext
1401    (WST), defined on ITU-R BT.653-2 */
1402 #define V4L2_SLICED_TELETEXT_B          (0x0001)
1403 /* Video Program System, defined on ETS 300 231*/
1404 #define V4L2_SLICED_VPS                 (0x0400)
1405 /* Closed Caption, defined on EIA-608 */
1406 #define V4L2_SLICED_CAPTION_525         (0x1000)
1407 /* Wide Screen System, defined on ITU-R BT1119.1 */
1408 #define V4L2_SLICED_WSS_625             (0x4000)
1409
1410 #define V4L2_SLICED_VBI_525             (V4L2_SLICED_CAPTION_525)
1411 #define V4L2_SLICED_VBI_625             (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625)
1412
1413 struct <link linkend="v4l2-sliced-vbi-cap">v4l2_sliced_vbi_cap</link> {
1414         __u16   service_set;
1415         /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
1416            service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
1417                                  (equals frame lines 313-336 for 625 line video
1418                                   standards, 263-286 for 525 line standards) */
1419         __u16   service_lines[2][24];
1420         enum <link linkend="v4l2-buf-type">v4l2_buf_type</link> type;
1421         __u32   reserved[3];    /* must be 0 */
1422 };
1423
1424 struct <link linkend="v4l2-sliced-vbi-data">v4l2_sliced_vbi_data</link> {
1425         __u32   id;
1426         __u32   field;          /* 0: first field, 1: second field */
1427         __u32   line;           /* 1-23 */
1428         __u32   reserved;       /* must be 0 */
1429         __u8    data[48];
1430 };
1431
1432 /*
1433  * Sliced VBI data inserted into MPEG Streams
1434  */
1435
1436 /*
1437  * V4L2_MPEG_STREAM_VBI_FMT_IVTV:
1438  *
1439  * Structure of payload contained in an MPEG 2 Private Stream 1 PES Packet in an
1440  * MPEG-2 Program Pack that contains V4L2_MPEG_STREAM_VBI_FMT_IVTV Sliced VBI
1441  * data
1442  *
1443  * Note, the MPEG-2 Program Pack and Private Stream 1 PES packet header
1444  * definitions are not included here.  See the MPEG-2 specifications for details
1445  * on these headers.
1446  */
1447
1448 /* Line type IDs */
1449 #define V4L2_MPEG_VBI_IVTV_TELETEXT_B     (1)
1450 #define V4L2_MPEG_VBI_IVTV_CAPTION_525    (4)
1451 #define V4L2_MPEG_VBI_IVTV_WSS_625        (5)
1452 #define V4L2_MPEG_VBI_IVTV_VPS            (7)
1453
1454 struct <link linkend="v4l2-mpeg-vbi-itv0-line">v4l2_mpeg_vbi_itv0_line</link> {
1455         __u8 id;        /* One of V4L2_MPEG_VBI_IVTV_* above */
1456         __u8 data[42];  /* Sliced VBI data for the line */
1457 } __attribute__ ((packed));
1458
1459 struct <link linkend="v4l2-mpeg-vbi-itv0">v4l2_mpeg_vbi_itv0</link> {
1460         __le32 linemask[2]; /* Bitmasks of VBI service lines present */
1461         struct <link linkend="v4l2-mpeg-vbi-itv0-line">v4l2_mpeg_vbi_itv0_line</link> line[35];
1462 } __attribute__ ((packed));
1463
1464 struct <link linkend="v4l2-mpeg-vbi-itv0-1">v4l2_mpeg_vbi_ITV0</link> {
1465         struct <link linkend="v4l2-mpeg-vbi-itv0-line">v4l2_mpeg_vbi_itv0_line</link> line[36];
1466 } __attribute__ ((packed));
1467
1468 #define V4L2_MPEG_VBI_IVTV_MAGIC0       "itv0"
1469 #define V4L2_MPEG_VBI_IVTV_MAGIC1       "ITV0"
1470
1471 struct <link linkend="v4l2-mpeg-vbi-fmt-ivtv">v4l2_mpeg_vbi_fmt_ivtv</link> {
1472         __u8 magic[4];
1473         union {
1474                 struct <link linkend="v4l2-mpeg-vbi-itv0">v4l2_mpeg_vbi_itv0</link> itv0;
1475                 struct <link linkend="v4l2-mpeg-vbi-itv0-1">v4l2_mpeg_vbi_ITV0</link> ITV0;
1476         };
1477 } __attribute__ ((packed));
1478
1479 /*
1480  *      A G G R E G A T E   S T R U C T U R E S
1481  */
1482
1483 /*      Stream data format
1484  */
1485 struct <link linkend="v4l2-format">v4l2_format</link> {
1486         enum <link linkend="v4l2-buf-type">v4l2_buf_type</link> type;
1487         union {
1488                 struct <link linkend="v4l2-pix-format">v4l2_pix_format</link>          pix;     /* V4L2_BUF_TYPE_VIDEO_CAPTURE */
1489                 struct <link linkend="v4l2-window">v4l2_window</link>              win;     /* V4L2_BUF_TYPE_VIDEO_OVERLAY */
1490                 struct <link linkend="v4l2-vbi-format">v4l2_vbi_format</link>          vbi;     /* V4L2_BUF_TYPE_VBI_CAPTURE */
1491                 struct <link linkend="v4l2-sliced-vbi-format">v4l2_sliced_vbi_format</link>   sliced;  /* V4L2_BUF_TYPE_SLICED_VBI_CAPTURE */
1492                 __u8    raw_data[200];                   /* user-defined */
1493         } fmt;
1494 };
1495
1496
1497 /*      Stream type-dependent parameters
1498  */
1499 struct <link linkend="v4l2-streamparm">v4l2_streamparm</link> {
1500         enum <link linkend="v4l2-buf-type">v4l2_buf_type</link> type;
1501         union {
1502                 struct <link linkend="v4l2-captureparm">v4l2_captureparm</link> capture;
1503                 struct <link linkend="v4l2-outputparm">v4l2_outputparm</link>  output;
1504                 __u8    raw_data[200];  /* user-defined */
1505         } parm;
1506 };
1507
1508 /*
1509  *      A D V A N C E D   D E B U G G I N G
1510  *
1511  *      NOTE: EXPERIMENTAL API, NEVER RELY ON THIS IN APPLICATIONS!
1512  *      FOR DEBUGGING, TESTING AND INTERNAL USE ONLY!
1513  */
1514
1515 /* VIDIOC_DBG_G_REGISTER and VIDIOC_DBG_S_REGISTER */
1516
1517 #define V4L2_CHIP_MATCH_HOST       0  /* Match against chip ID on host (0 for the host) */
1518 #define V4L2_CHIP_MATCH_I2C_DRIVER 1  /* Match against I2C driver name */
1519 #define V4L2_CHIP_MATCH_I2C_ADDR   2  /* Match against I2C 7-bit address */
1520 #define V4L2_CHIP_MATCH_AC97       3  /* Match against anciliary AC97 chip */
1521
1522 struct <link linkend="v4l2-dbg-match">v4l2_dbg_match</link> {
1523         __u32 type; /* Match type */
1524         union {     /* Match this chip, meaning determined by type */
1525                 __u32 addr;
1526                 char name[32];
1527         };
1528 } __attribute__ ((packed));
1529
1530 struct <link linkend="v4l2-dbg-register">v4l2_dbg_register</link> {
1531         struct <link linkend="v4l2-dbg-match">v4l2_dbg_match</link> match;
1532         __u32 size;     /* register size in bytes */
1533         __u64 reg;
1534         __u64 val;
1535 } __attribute__ ((packed));
1536
1537 /* VIDIOC_DBG_G_CHIP_IDENT */
1538 struct <link linkend="v4l2-dbg-chip-ident">v4l2_dbg_chip_ident</link> {
1539         struct <link linkend="v4l2-dbg-match">v4l2_dbg_match</link> match;
1540         __u32 ident;       /* chip identifier as specified in &lt;media/v4l2-chip-ident.h&gt; */
1541         __u32 revision;    /* chip revision, chip specific */
1542 } __attribute__ ((packed));
1543
1544 /*
1545  *      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
1546  *
1547  */
1548 #define VIDIOC_QUERYCAP          _IOR('V',  0, struct <link linkend="v4l2-capability">v4l2_capability</link>)
1549 #define VIDIOC_RESERVED           _IO('V',  1)
1550 #define VIDIOC_ENUM_FMT         _IOWR('V',  2, struct <link linkend="v4l2-fmtdesc">v4l2_fmtdesc</link>)
1551 #define VIDIOC_G_FMT            _IOWR('V',  4, struct <link linkend="v4l2-format">v4l2_format</link>)
1552 #define VIDIOC_S_FMT            _IOWR('V',  5, struct <link linkend="v4l2-format">v4l2_format</link>)
1553 #define VIDIOC_REQBUFS          _IOWR('V',  8, struct <link linkend="v4l2-requestbuffers">v4l2_requestbuffers</link>)
1554 #define VIDIOC_QUERYBUF         _IOWR('V',  9, struct <link linkend="v4l2-buffer">v4l2_buffer</link>)
1555 #define VIDIOC_G_FBUF            _IOR('V', 10, struct <link linkend="v4l2-framebuffer">v4l2_framebuffer</link>)
1556 #define VIDIOC_S_FBUF            _IOW('V', 11, struct <link linkend="v4l2-framebuffer">v4l2_framebuffer</link>)
1557 #define VIDIOC_OVERLAY           _IOW('V', 14, int)
1558 #define VIDIOC_QBUF             _IOWR('V', 15, struct <link linkend="v4l2-buffer">v4l2_buffer</link>)
1559 #define VIDIOC_DQBUF            _IOWR('V', 17, struct <link linkend="v4l2-buffer">v4l2_buffer</link>)
1560 #define VIDIOC_STREAMON          _IOW('V', 18, int)
1561 #define VIDIOC_STREAMOFF         _IOW('V', 19, int)
1562 #define VIDIOC_G_PARM           _IOWR('V', 21, struct <link linkend="v4l2-streamparm">v4l2_streamparm</link>)
1563 #define VIDIOC_S_PARM           _IOWR('V', 22, struct <link linkend="v4l2-streamparm">v4l2_streamparm</link>)
1564 #define VIDIOC_G_STD             _IOR('V', 23, v4l2_std_id)
1565 #define VIDIOC_S_STD             _IOW('V', 24, v4l2_std_id)
1566 #define VIDIOC_ENUMSTD          _IOWR('V', 25, struct <link linkend="v4l2-standard">v4l2_standard</link>)
1567 #define VIDIOC_ENUMINPUT        _IOWR('V', 26, struct <link linkend="v4l2-input">v4l2_input</link>)
1568 #define VIDIOC_G_CTRL           _IOWR('V', 27, struct <link linkend="v4l2-control">v4l2_control</link>)
1569 #define VIDIOC_S_CTRL           _IOWR('V', 28, struct <link linkend="v4l2-control">v4l2_control</link>)
1570 #define VIDIOC_G_TUNER          _IOWR('V', 29, struct <link linkend="v4l2-tuner">v4l2_tuner</link>)
1571 #define VIDIOC_S_TUNER           _IOW('V', 30, struct <link linkend="v4l2-tuner">v4l2_tuner</link>)
1572 #define VIDIOC_G_AUDIO           _IOR('V', 33, struct <link linkend="v4l2-audio">v4l2_audio</link>)
1573 #define VIDIOC_S_AUDIO           _IOW('V', 34, struct <link linkend="v4l2-audio">v4l2_audio</link>)
1574 #define VIDIOC_QUERYCTRL        _IOWR('V', 36, struct <link linkend="v4l2-queryctrl">v4l2_queryctrl</link>)
1575 #define VIDIOC_QUERYMENU        _IOWR('V', 37, struct <link linkend="v4l2-querymenu">v4l2_querymenu</link>)
1576 #define VIDIOC_G_INPUT           _IOR('V', 38, int)
1577 #define VIDIOC_S_INPUT          _IOWR('V', 39, int)
1578 #define VIDIOC_G_OUTPUT          _IOR('V', 46, int)
1579 #define VIDIOC_S_OUTPUT         _IOWR('V', 47, int)
1580 #define VIDIOC_ENUMOUTPUT       _IOWR('V', 48, struct <link linkend="v4l2-output">v4l2_output</link>)
1581 #define VIDIOC_G_AUDOUT          _IOR('V', 49, struct <link linkend="v4l2-audioout">v4l2_audioout</link>)
1582 #define VIDIOC_S_AUDOUT          _IOW('V', 50, struct <link linkend="v4l2-audioout">v4l2_audioout</link>)
1583 #define VIDIOC_G_MODULATOR      _IOWR('V', 54, struct <link linkend="v4l2-modulator">v4l2_modulator</link>)
1584 #define VIDIOC_S_MODULATOR       _IOW('V', 55, struct <link linkend="v4l2-modulator">v4l2_modulator</link>)
1585 #define VIDIOC_G_FREQUENCY      _IOWR('V', 56, struct <link linkend="v4l2-frequency">v4l2_frequency</link>)
1586 #define VIDIOC_S_FREQUENCY       _IOW('V', 57, struct <link linkend="v4l2-frequency">v4l2_frequency</link>)
1587 #define VIDIOC_CROPCAP          _IOWR('V', 58, struct <link linkend="v4l2-cropcap">v4l2_cropcap</link>)
1588 #define VIDIOC_G_CROP           _IOWR('V', 59, struct <link linkend="v4l2-crop">v4l2_crop</link>)
1589 #define VIDIOC_S_CROP            _IOW('V', 60, struct <link linkend="v4l2-crop">v4l2_crop</link>)
1590 #define VIDIOC_G_JPEGCOMP        _IOR('V', 61, struct <link linkend="v4l2-jpegcompression">v4l2_jpegcompression</link>)
1591 #define VIDIOC_S_JPEGCOMP        _IOW('V', 62, struct <link linkend="v4l2-jpegcompression">v4l2_jpegcompression</link>)
1592 #define VIDIOC_QUERYSTD          _IOR('V', 63, v4l2_std_id)
1593 #define VIDIOC_TRY_FMT          _IOWR('V', 64, struct <link linkend="v4l2-format">v4l2_format</link>)
1594 #define VIDIOC_ENUMAUDIO        _IOWR('V', 65, struct <link linkend="v4l2-audio">v4l2_audio</link>)
1595 #define VIDIOC_ENUMAUDOUT       _IOWR('V', 66, struct <link linkend="v4l2-audioout">v4l2_audioout</link>)
1596 #define VIDIOC_G_PRIORITY        _IOR('V', 67, enum <link linkend="v4l2-priority">v4l2_priority</link>)
1597 #define VIDIOC_S_PRIORITY        _IOW('V', 68, enum <link linkend="v4l2-priority">v4l2_priority</link>)
1598 #define VIDIOC_G_SLICED_VBI_CAP _IOWR('V', 69, struct <link linkend="v4l2-sliced-vbi-cap">v4l2_sliced_vbi_cap</link>)
1599 #define VIDIOC_LOG_STATUS         _IO('V', 70)
1600 #define VIDIOC_G_EXT_CTRLS      _IOWR('V', 71, struct <link linkend="v4l2-ext-controls">v4l2_ext_controls</link>)
1601 #define VIDIOC_S_EXT_CTRLS      _IOWR('V', 72, struct <link linkend="v4l2-ext-controls">v4l2_ext_controls</link>)
1602 #define VIDIOC_TRY_EXT_CTRLS    _IOWR('V', 73, struct <link linkend="v4l2-ext-controls">v4l2_ext_controls</link>)
1603 #if 1 /*KEEP*/
1604 #define VIDIOC_ENUM_FRAMESIZES  _IOWR('V', 74, struct <link linkend="v4l2-frmsizeenum">v4l2_frmsizeenum</link>)
1605 #define VIDIOC_ENUM_FRAMEINTERVALS _IOWR('V', 75, struct <link linkend="v4l2-frmivalenum">v4l2_frmivalenum</link>)
1606 #define VIDIOC_G_ENC_INDEX       _IOR('V', 76, struct <link linkend="v4l2-enc-idx">v4l2_enc_idx</link>)
1607 #define VIDIOC_ENCODER_CMD      _IOWR('V', 77, struct <link linkend="v4l2-encoder-cmd">v4l2_encoder_cmd</link>)
1608 #define VIDIOC_TRY_ENCODER_CMD  _IOWR('V', 78, struct <link linkend="v4l2-encoder-cmd">v4l2_encoder_cmd</link>)
1609 #endif
1610
1611 #if 1 /*KEEP*/
1612 /* Experimental, meant for debugging, testing and internal use.
1613    Only implemented if CONFIG_VIDEO_ADV_DEBUG is defined.
1614    You must be root to use these ioctls. Never use these in applications! */
1615 #define VIDIOC_DBG_S_REGISTER    _IOW('V', 79, struct <link linkend="v4l2-dbg-register">v4l2_dbg_register</link>)
1616 #define VIDIOC_DBG_G_REGISTER   _IOWR('V', 80, struct <link linkend="v4l2-dbg-register">v4l2_dbg_register</link>)
1617
1618 /* Experimental, meant for debugging, testing and internal use.
1619    Never use this ioctl in applications! */
1620 #define VIDIOC_DBG_G_CHIP_IDENT _IOWR('V', 81, struct <link linkend="v4l2-dbg-chip-ident">v4l2_dbg_chip_ident</link>)
1621 #endif
1622
1623 #define VIDIOC_S_HW_FREQ_SEEK    _IOW('V', 82, struct <link linkend="v4l2-hw-freq-seek">v4l2_hw_freq_seek</link>)
1624 /* Reminder: when adding new ioctls please add support for them to
1625    drivers/media/video/v4l2-compat-ioctl32.c as well! */
1626
1627 #ifdef __OLD_VIDIOC_
1628 /* for compatibility, will go away some day */
1629 #define VIDIOC_OVERLAY_OLD      _IOWR('V', 14, int)
1630 #define VIDIOC_S_PARM_OLD        _IOW('V', 22, struct <link linkend="v4l2-streamparm">v4l2_streamparm</link>)
1631 #define VIDIOC_S_CTRL_OLD        _IOW('V', 28, struct <link linkend="v4l2-control">v4l2_control</link>)
1632 #define VIDIOC_G_AUDIO_OLD      _IOWR('V', 33, struct <link linkend="v4l2-audio">v4l2_audio</link>)
1633 #define VIDIOC_G_AUDOUT_OLD     _IOWR('V', 49, struct <link linkend="v4l2-audioout">v4l2_audioout</link>)
1634 #define VIDIOC_CROPCAP_OLD       _IOR('V', 58, struct <link linkend="v4l2-cropcap">v4l2_cropcap</link>)
1635 #endif
1636
1637 #define BASE_VIDIOC_PRIVATE     192             /* 192-255 are private */
1638
1639 #endif /* __LINUX_VIDEODEV2_H */
1640 </programlisting>