root/trunk/videodev2.d

/*
* D1 bindings for V4L2 api version 0.6.3 by Moritz Warning.
* Source http://www.ijg.org/files/jpegsr7.zip
*/

/*
 *  Video for Linux Two header file
 *
 *  Copyright (C) 1999-2007 the contributors
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  Alternatively you can redistribute this file under the terms of the
 *  BSD license as stated below:
 *
 *  Redistribution and use in source and binary forms, with or without
 *  modification, are permitted provided that the following conditions
 *  are met:
 *  1. Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 *  2. Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in
 *     the documentation and/or other materials provided with the
 *     distribution.
 *  3. The names of its contributors may not be used to endorse or promote
 *     products derived from this software without specific prior written
 *     permission.
 *
 *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 *  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 *  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 *  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 *  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 *  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
 *  TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 *  PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 *  LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 *  NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 *  SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * Header file for v4l or V4L2 drivers and applications
 * with public API.
 * All kernel-specific stuff were moved to media/v4l2-dev.h, so
 * no #if __KERNEL tests are allowed here
 *
 * See http://linuxtv.org for more info
 *
 * Author: Bill Dirks <bill@thedirks.org>
 *  Justin Schoeman
 *              Hans Verkuil <hverkuil@xs4all.nl>
 *  et al.
 */
 module videodev2;
 
 /*
#include <sys/time.h>

#include <linux/ioctl.h>
#include <linux/types.h>
*/

import ioctl;
import tango.stdc.posix.sys.time;
//TODO: what about __attribute__ ((packed));

alias uint __u32;
alias int __s32;
alias char __u8;
alias long __s64;
alias ulong __u64;
alias ushort __u16;
alias uint __le32; //TODO!! defined in /usr/include/linux/types.h

/*
 * Common stuff for both V4L1 and V4L2
 * Moved from videodev.h
 */
const VIDEO_MAX_FRAME = 32;


/* These defines are V4L1 specific and should not be used with the V4L2 API!
   They will be removed from this header in the future. */

const VID_TYPE_CAPTURE = 1; /* Can capture */
const VID_TYPE_TUNER = 2; /* Can tune */
const VID_TYPE_TELETEXT = 4; /* Does teletext */
const VID_TYPE_OVERLAY = 8; /* Overlay onto frame buffer */
const VID_TYPE_CHROMAKEY = 16; /* Overlay by chromakey */
const VID_TYPE_CLIPPING = 32; /* Can clip */
const VID_TYPE_FRAMERAM = 64; /* Uses the frame buffer memory */
const VID_TYPE_SCALES  = 128; /* Scalable */
const VID_TYPE_MONOCHROME = 256; /* Monochrome only */
const VID_TYPE_SUBCAPTURE = 512; /* Can capture subareas of the image */
const VID_TYPE_MPEG_DECODER = 1024; /* Can decode MPEG streams */
const VID_TYPE_MPEG_ENCODER = 2048; /* Can encode MPEG streams */
const VID_TYPE_MJPEG_DECODER = 4096; /* Can decode MJPEG streams */
const VID_TYPE_MJPEG_ENCODER = 8192; /* Can encode MJPEG streams */

/*
 * M I S C E L L A N E O U S
 */

/*  Four-character-code (FOURCC) */
template v4l2_fourcc(char a, char b, char c, char d)
{
    const v4l2_fourcc = ((cast(__u32) a) | ((cast(__u32) b) << 8) | ((cast(__u32) c) << 16) | ((cast(__u32) d) << 24));
}

/*
 * E N U M S
 */
enum v4l2_field {
 V4L2_FIELD_ANY = 0, /* driver can choose from none,
      top, bottom, interlaced
      depending on whatever it thinks
      is approximate ... */
 V4L2_FIELD_NONE = 1, /* this device has no fields ... */
 V4L2_FIELD_TOP = 2, /* top field only */
 V4L2_FIELD_BOTTOM = 3, /* bottom field only */
 V4L2_FIELD_INTERLACED = 4, /* both fields interlaced */
 V4L2_FIELD_SEQ_TB = 5, /* both fields sequential into one
      buffer, top-bottom order */
 V4L2_FIELD_SEQ_BT = 6, /* same as above + bottom-top order */
 V4L2_FIELD_ALTERNATE = 7, /* both fields alternating into
      separate buffers */
 V4L2_FIELD_INTERLACED_TB = 8, /* both fields interlaced, top field
      first and the top field is
      transmitted first */
 V4L2_FIELD_INTERLACED_BT = 9, /* both fields interlaced, top field
      first and the bottom field is
      transmitted first */
}
template V4L2_FIELD_HAS_TOP(field)
{
const V4L2_FIELD_HAS_TOP = 
 ((field) == V4L2_FIELD_TOP  ||
  (field) == V4L2_FIELD_INTERLACED ||
  (field) == V4L2_FIELD_INTERLACED_TB ||
  (field) == V4L2_FIELD_INTERLACED_BT ||
  (field) == V4L2_FIELD_SEQ_TB ||
  (field) == V4L2_FIELD_SEQ_BT);
}
template V4L2_FIELD_HAS_BOTTOM(field)
{
const V4L2_FIELD_HAS_BOTTOM = 
 ((field) == V4L2_FIELD_BOTTOM  ||
  (field) == V4L2_FIELD_INTERLACED ||
  (field) == V4L2_FIELD_INTERLACED_TB ||
  (field) == V4L2_FIELD_INTERLACED_BT ||
  (field) == V4L2_FIELD_SEQ_TB ||
  (field) == V4L2_FIELD_SEQ_BT);
}
template V4L2_FIELD_HAS_BOTH(field)
{
const V4L2_FIELD_HAS_BOTH =
  ((field) == V4L2_FIELD_INTERLACED ||
  (field) == V4L2_FIELD_INTERLACED_TB ||
  (field) == V4L2_FIELD_INTERLACED_BT ||
  (field) == V4L2_FIELD_SEQ_TB ||
  (field) == V4L2_FIELD_SEQ_BT);
}

enum v4l2_buf_type {
 V4L2_BUF_TYPE_VIDEO_CAPTURE = 1,
 V4L2_BUF_TYPE_VIDEO_OUTPUT = 2,
 V4L2_BUF_TYPE_VIDEO_OVERLAY = 3,
 V4L2_BUF_TYPE_VBI_CAPTURE = 4,
 V4L2_BUF_TYPE_VBI_OUTPUT = 5,
 V4L2_BUF_TYPE_SLICED_VBI_CAPTURE = 6,
 V4L2_BUF_TYPE_SLICED_VBI_OUTPUT = 7,
//#if 1
 /* Experimental */
 V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY = 8,
//#endif
 V4L2_BUF_TYPE_PRIVATE = 0x80,
}

enum v4l2_ctrl_type {
 V4L2_CTRL_TYPE_INTEGER = 1,
 V4L2_CTRL_TYPE_BOOLEAN = 2,
 V4L2_CTRL_TYPE_MENU = 3,
 V4L2_CTRL_TYPE_BUTTON = 4,
 V4L2_CTRL_TYPE_INTEGER64 = 5,
 V4L2_CTRL_TYPE_CTRL_CLASS = 6,
}

enum v4l2_tuner_type {
 V4L2_TUNER_RADIO = 1,
 V4L2_TUNER_ANALOG_TV = 2,
 V4L2_TUNER_DIGITAL_TV = 3,
}

enum v4l2_memory {
 V4L2_MEMORY_MMAP = 1,
 V4L2_MEMORY_USERPTR = 2,
 V4L2_MEMORY_OVERLAY = 3,
}

/* see also http://vektor.theorem.ca/graphics/ycbcr/ */
enum v4l2_colorspace {
 /* ITU-R 601 -- broadcast NTSC/PAL */
 V4L2_COLORSPACE_SMPTE170M = 1,

 /* 1125-Line (US) HDTV */
 V4L2_COLORSPACE_SMPTE240M = 2,

 /* HD and modern captures. */
 V4L2_COLORSPACE_REC709 = 3,

 /* broken BT878 extents (601, luma range 16-253 instead of 16-235) */
 V4L2_COLORSPACE_BT878 = 4,

 /* These should be useful.  Assume 601 extents. */
 V4L2_COLORSPACE_470_SYSTEM_M  = 5,
 V4L2_COLORSPACE_470_SYSTEM_BG = 6,

 /* I know there will be cameras that send this.  So, this is
  * unspecified chromaticities and full 0-255 on each of the
  * Y'CbCr components
  */
 V4L2_COLORSPACE_JPEG = 7,

 /* For RGB colourspaces, this is probably a good start. */
 V4L2_COLORSPACE_SRGB = 8,
}

enum v4l2_priority {
 V4L2_PRIORITY_UNSET = 0,  /* not initialized */
 V4L2_PRIORITY_BACKGROUND = 1,
 V4L2_PRIORITY_INTERACTIVE = 2,
 V4L2_PRIORITY_RECORD = 3,
 V4L2_PRIORITY_DEFAULT = V4L2_PRIORITY_INTERACTIVE,
}

struct v4l2_rect {
 __s32   left;
 __s32   top;
 __s32   width;
 __s32   height;
}

struct v4l2_fract {
 __u32   numerator;
 __u32   denominator;
}

/*
 * D R I V E R   C A P A B I L I T I E S
 */
struct v4l2_capability {
 __u8[16] driver; /* i.e. "bttv" */
 __u8[32] card; /* i.e. "Hauppauge WinTV" */
 __u8[32] bus_info; /* "PCI:" + pci_name(pci_dev) */
 __u32   version_;        /* should use KERNEL_VERSION() */
 __u32 capabilities; /* Device capabilities */
 __u32[4] reserved;
}

/* Values for 'capabilities' field */
const V4L2_CAP_VIDEO_CAPTURE = 0x00000001; /* Is a video capture device */
const V4L2_CAP_VIDEO_OUTPUT = 0x00000002; /* Is a video output device */
const V4L2_CAP_VIDEO_OVERLAY = 0x00000004; /* Can do video overlay */
const V4L2_CAP_VBI_CAPTURE = 0x00000010; /* Is a raw VBI capture device */
const V4L2_CAP_VBI_OUTPUT = 0x00000020; /* Is a raw VBI output device */
const V4L2_CAP_SLICED_VBI_CAPTURE = 0x00000040; /* Is a sliced VBI capture device */
const V4L2_CAP_SLICED_VBI_OUTPUT = 0x00000080; /* Is a sliced VBI output device */
const V4L2_CAP_RDS_CAPTURE  = 0x00000100; /* RDS data capture */
const V4L2_CAP_VIDEO_OUTPUT_OVERLAY = 0x00000200; /* Can do video output overlay */
const V4L2_CAP_HW_FREQ_SEEK = 0x00000400; /* Can do hardware frequency seek  */

const V4L2_CAP_TUNER = 0x00010000; /* has a tuner */
const V4L2_CAP_AUDIO = 0x00020000; /* has audio support */
const V4L2_CAP_RADIO = 0x00040000; /* is a radio device */

const V4L2_CAP_READWRITE = 0x01000000; /* read/write systemcalls */
const V4L2_CAP_ASYNCIO = 0x02000000; /* async I/O */
const V4L2_CAP_STREAMING = 0x04000000; /* streaming I/O ioctls */

/*
 * V I D E O   I M A G E   F O R M A T
 */
struct v4l2_pix_format {
 __u32           width;
 __u32   height;
 __u32   pixelformat;
 /*enum*/ v4l2_field   field;
 __u32             bytesperline; /* for padding, zero if unused */
 __u32            sizeimage;
 /*enum*/ v4l2_colorspace colorspace;
 __u32   priv;  /* private data, depends on pixelformat */
}

/*      Pixel format         FOURCC                        depth  Description  */
const V4L2_PIX_FMT_RGB332 = v4l2_fourcc!('R', 'G', 'B', '1'); /*  8  RGB-3-3-2     */
const V4L2_PIX_FMT_RGB444 = v4l2_fourcc!('R', '4', '4', '4'); /* 16  xxxxrrrr ggggbbbb */
const V4L2_PIX_FMT_RGB555 = v4l2_fourcc!('R', 'G', 'B', 'O'); /* 16  RGB-5-5-5     */
const V4L2_PIX_FMT_RGB565 = v4l2_fourcc!('R', 'G', 'B', 'P'); /* 16  RGB-5-6-5     */
const V4L2_PIX_FMT_RGB555X = v4l2_fourcc!('R', 'G', 'B', 'Q'); /* 16  RGB-5-5-5 BE  */
const V4L2_PIX_FMT_RGB565X = v4l2_fourcc!('R', 'G', 'B', 'R'); /* 16  RGB-5-6-5 BE  */
const V4L2_PIX_FMT_BGR24 = v4l2_fourcc!('B', 'G', 'R', '3'); /* 24  BGR-8-8-8     */
const V4L2_PIX_FMT_RGB24 = v4l2_fourcc!('R', 'G', 'B', '3'); /* 24  RGB-8-8-8     */
const V4L2_PIX_FMT_BGR32 = v4l2_fourcc!('B', 'G', 'R', '4'); /* 32  BGR-8-8-8-8   */
const V4L2_PIX_FMT_RGB32 = v4l2_fourcc!('R', 'G', 'B', '4'); /* 32  RGB-8-8-8-8   */
const V4L2_PIX_FMT_GREY = v4l2_fourcc!('G', 'R', 'E', 'Y'); /*  8  Greyscale     */
const V4L2_PIX_FMT_Y16 = v4l2_fourcc!('Y', '1', '6', ' '); /* 16  Greyscale     */
const V4L2_PIX_FMT_PAL8 = v4l2_fourcc!('P', 'A', 'L', '8'); /*  8  8-bit palette */
const V4L2_PIX_FMT_YVU410  = v4l2_fourcc!('Y', 'V', 'U', '9'); /*  9  YVU 4:1:0     */
const V4L2_PIX_FMT_YVU420  = v4l2_fourcc!('Y', 'V', '1', '2'); /* 12  YVU 4:2:0     */
const V4L2_PIX_FMT_YUYV = v4l2_fourcc!('Y', 'U', 'Y', 'V'); /* 16  YUV 4:2:2     */
const V4L2_PIX_FMT_UYVY = v4l2_fourcc!('U', 'Y', 'V', 'Y'); /* 16  YUV 4:2:2     */
const V4L2_PIX_FMT_VYUY = v4l2_fourcc!('V', 'Y', 'U', 'Y'); /* 16  YUV 4:2:2     */
const V4L2_PIX_FMT_YUV422P = v4l2_fourcc!('4', '2', '2', 'P'); /* 16  YVU422 planar */
const V4L2_PIX_FMT_YUV411P = v4l2_fourcc!('4', '1', '1', 'P'); /* 16  YVU411 planar */
const V4L2_PIX_FMT_Y41P = v4l2_fourcc!('Y', '4', '1', 'P'); /* 12  YUV 4:1:1     */
const V4L2_PIX_FMT_YUV444 = v4l2_fourcc!('Y', '4', '4', '4'); /* 16  xxxxyyyy uuuuvvvv */
const V4L2_PIX_FMT_YUV555 = v4l2_fourcc!('Y', 'U', 'V', 'O'); /* 16  YUV-5-5-5     */
const V4L2_PIX_FMT_YUV565 = v4l2_fourcc!('Y', 'U', 'V', 'P'); /* 16  YUV-5-6-5     */
const V4L2_PIX_FMT_YUV32 = v4l2_fourcc!('Y', 'U', 'V', '4'); /* 32  YUV-8-8-8-8   */

/* two planes -- one Y, one Cr + Cb interleaved  */
const V4L2_PIX_FMT_NV12 = v4l2_fourcc!('N', 'V', '1', '2'); /* 12  Y/CbCr 4:2:0  */
const V4L2_PIX_FMT_NV21 = v4l2_fourcc!('N', 'V', '2', '1'); /* 12  Y/CrCb 4:2:0  */
const V4L2_PIX_FMT_NV16 = v4l2_fourcc!('N', 'V', '1', '6'); /* 16  Y/CbCr 4:2:2  */
const V4L2_PIX_FMT_NV61 = v4l2_fourcc!('N', 'V', '6', '1'); /* 16  Y/CrCb 4:2:2  */

/*  The following formats are not defined in the V4L2 specification */
const V4L2_PIX_FMT_YUV410  = v4l2_fourcc!('Y', 'U', 'V', '9'); /*  9  YUV 4:1:0     */
const V4L2_PIX_FMT_YUV420  = v4l2_fourcc!('Y', 'U', '1', '2'); /* 12  YUV 4:2:0     */
const V4L2_PIX_FMT_YYUV = v4l2_fourcc!('Y', 'Y', 'U', 'V'); /* 16  YUV 4:2:2     */
const V4L2_PIX_FMT_HI240 = v4l2_fourcc!('H', 'I', '2', '4'); /*  8  8-bit color   */
const V4L2_PIX_FMT_HM12 = v4l2_fourcc!('H', 'M', '1', '2'); /*  8  YUV 4:2:0 16x16 macroblocks */

/* see http://www.siliconimaging.com/RGB%20Bayer.htm */
const V4L2_PIX_FMT_SBGGR8  = v4l2_fourcc!('B', 'A', '8', '1'); /*  8  BGBG.. GRGR.. */
const V4L2_PIX_FMT_SGBRG8 = v4l2_fourcc!('G', 'B', 'R', 'G'); /*  8  GBGB.. RGRG.. */
/*
 * 10bit raw bayer, expanded to 16 bits
 * xxxxrrrrrrrrrrxxxxgggggggggg xxxxggggggggggxxxxbbbbbbbbbb...
 */
const V4L2_PIX_FMT_SGRBG10 = v4l2_fourcc!('B', 'A', '1', '0');
/* 10bit raw bayer DPCM compressed to 8 bits */
const V4L2_PIX_FMT_SGRBG10DPCM8 = v4l2_fourcc!('B', 'D', '1', '0');
const V4L2_PIX_FMT_SBGGR16 = v4l2_fourcc!('B', 'Y', 'R', '2'); /* 16  BGBG.. GRGR.. */

/* compressed formats */
const V4L2_PIX_FMT_MJPEG = v4l2_fourcc!('M', 'J', 'P', 'G'); /* Motion-JPEG   */
const V4L2_PIX_FMT_JPEG = v4l2_fourcc!('J', 'P', 'E', 'G'); /* JFIF JPEG     */
const V4L2_PIX_FMT_DV = v4l2_fourcc!('d', 'v', 's', 'd'); /* 1394          */
const V4L2_PIX_FMT_MPEG = v4l2_fourcc!('M', 'P', 'E', 'G'); /* MPEG-1/2/4    */

/*  Vendor-specific formats   */
const V4L2_PIX_FMT_WNVA = v4l2_fourcc!('W', 'N', 'V', 'A'); /* Winnov hw compress */
const V4L2_PIX_FMT_SN9C10X  = v4l2_fourcc!('S', '9', '1', '0'); /* SN9C10x compression */
const V4L2_PIX_FMT_PWC1 = v4l2_fourcc!('P', 'W', 'C', '1'); /* pwc older webcam */
const V4L2_PIX_FMT_PWC2 = v4l2_fourcc!('P', 'W', 'C', '2'); /* pwc newer webcam */
const V4L2_PIX_FMT_ET61X251 = v4l2_fourcc!('E', '6', '2', '5'); /* ET61X251 compression */
const V4L2_PIX_FMT_SPCA501  = v4l2_fourcc!('S', '5', '0', '1'); /* YUYV per line */
const V4L2_PIX_FMT_SPCA505  = v4l2_fourcc!('S', '5', '0', '5'); /* YYUV per line */
const V4L2_PIX_FMT_SPCA508  = v4l2_fourcc!('S', '5', '0', '8'); /* YUVY per line */
const V4L2_PIX_FMT_SPCA561  = v4l2_fourcc!('S', '5', '6', '1'); /* compressed GBRG bayer */
const V4L2_PIX_FMT_PAC207 = v4l2_fourcc!('P', '2', '0', '7'); /* compressed BGGR bayer */
const V4L2_PIX_FMT_MR97310A = v4l2_fourcc!('M', '3', '1', '0'); /* compressed BGGR bayer */
const V4L2_PIX_FMT_SQ905C = v4l2_fourcc!('9', '0', '5', 'C'); /* compressed RGGB bayer */
const V4L2_PIX_FMT_PJPG = v4l2_fourcc!('P', 'J', 'P', 'G'); /* Pixart 73xx JPEG */
const V4L2_PIX_FMT_YVYU = v4l2_fourcc!('Y', 'V', 'Y', 'U'); /* 16  YVU 4:2:2     */

/*
 * F O R M A T   E N U M E R A T I O N
 */
struct v4l2_fmtdesc {
 __u32      index;             /* Format number      */
 /*enum*/ v4l2_buf_type  type;              /* buffer type        */
 __u32               flags;
 __u8[32]      description;   /* Description string */
 __u32      pixelformat;       /* Format fourcc      */
 __u32[4]      reserved;
}

const V4L2_FMT_FLAG_COMPRESSED = 0x0001;

//#if 1
 /* Experimental Frame Size and frame rate enumeration */
/*
 * F R A M E   S I Z E   E N U M E R A T I O N
 */
enum v4l2_frmsizetypes {
 V4L2_FRMSIZE_TYPE_DISCRETE = 1,
 V4L2_FRMSIZE_TYPE_CONTINUOUS = 2,
 V4L2_FRMSIZE_TYPE_STEPWISE = 3,
}

struct v4l2_frmsize_discrete {
 __u32   width;  /* Frame width [pixel] */
 __u32   height;  /* Frame height [pixel] */
}

struct v4l2_frmsize_stepwise {
 __u32   min_width; /* Minimum frame width [pixel] */
 __u32   max_width; /* Maximum frame width [pixel] */
 __u32   step_width; /* Frame width step size [pixel] */
 __u32   min_height; /* Minimum frame height [pixel] */
 __u32   max_height; /* Maximum frame height [pixel] */
 __u32   step_height; /* Frame height step size [pixel] */
}

struct v4l2_frmsizeenum {
 __u32   index;  /* Frame size number */
 __u32   pixel_format; /* Pixel format */
 __u32   type;  /* Frame size type the device supports. */

 union {     /* Frame size */
  /*struct*/ v4l2_frmsize_discrete discrete;
  /*struct*/ v4l2_frmsize_stepwise stepwise;
 }

 __u32[2]   reserved;   /* Reserved space for future use */
}

/*
 * F R A M E   R A T E   E N U M E R A T I O N
 */
enum v4l2_frmivaltypes {
 V4L2_FRMIVAL_TYPE_DISCRETE = 1,
 V4L2_FRMIVAL_TYPE_CONTINUOUS = 2,
 V4L2_FRMIVAL_TYPE_STEPWISE = 3,
}

struct v4l2_frmival_stepwise {
 /*struct*/ v4l2_fract min;  /* Minimum frame interval [s] */
 /*struct*/ v4l2_fract max;  /* Maximum frame interval [s] */
 /*struct*/ v4l2_fract step;  /* Frame interval step size [s] */
}

struct v4l2_frmivalenum {
 __u32   index;  /* Frame format index */
 __u32   pixel_format; /* Pixel format */
 __u32   width;  /* Frame width */
 __u32   height;  /* Frame height */
 __u32   type;  /* Frame interval type the device supports. */

 union {     /* Frame interval */
  /*struct*/ v4l2_fract  discrete;
  /*struct*/ v4l2_frmival_stepwise stepwise;
 }

 __u32[2] reserved;   /* Reserved space for future use */
}
//#endif

/*
 * T I M E C O D E
 */
struct v4l2_timecode {
 __u32 type;
 __u32 flags;
 __u8 frames;
 __u8 seconds;
 __u8 minutes;
 __u8 hours;
 __u8[4] userbits;
}

/*  Type  */
const V4L2_TC_TYPE_24FPS = 1;
const V4L2_TC_TYPE_25FPS = 2;
const V4L2_TC_TYPE_30FPS = 3;
const V4L2_TC_TYPE_50FPS = 4;
const V4L2_TC_TYPE_60FPS = 5;

/*  Flags  */
const V4L2_TC_FLAG_DROPFRAME  = 0x0001; /* "drop-frame" mode */
const V4L2_TC_FLAG_COLORFRAME  = 0x0002;
const V4L2_TC_USERBITS_field  = 0x000C;
const V4L2_TC_USERBITS_USERDEFINED = 0x0000;
const V4L2_TC_USERBITS_8BITCHARS = 0x0008;
/* The above is based on SMPTE timecodes */

struct v4l2_jpegcompression {
 int quality;

 int  APPn;              /* Number of APP segment to be written,
     * must be 0..15 */
 int  APP_len;           /* Length of data in JPEG APPn segment */
 char[60] APP_data;      /* Data in the JPEG APPn segment. */

 int  COM_len;           /* Length of data in JPEG COM segment */
 char[60] COM_data;      /* Data in JPEG COM segment */

 __u32 jpeg_markers;     /* Which markers should go into the JPEG
     * output. Unless you exactly know what
     * you do, leave them untouched.
     * Inluding less markers will make the
     * resulting code smaller, but there will
     * be fewer aplications which can read it.
     * The presence of the APP and COM marker
     * is influenced by APP_len and COM_len
     * ONLY, not by this property! */

const V4L2_JPEG_MARKER_DHT = (1<<3) ; /* Define Huffman Tables */
const V4L2_JPEG_MARKER_DQT = (1<<4) ; /* Define Quantization Tables */
const V4L2_JPEG_MARKER_DRI = (1<<5); /* Define Restart Interval */
const V4L2_JPEG_MARKER_COM = (1<<6); /* Comment segment */
const V4L2_JPEG_MARKER_APP = (1<<7); /* App segment, driver will
     * allways use APP0 */
}

/*
 * M E M O R Y - M A P P I N G   B U F F E R S
 */
struct v4l2_requestbuffers {
 __u32   count;
 /*enum*/ v4l2_buf_type      type;
 /*enum*/ v4l2_memory        memory;
 __u32[2]   reserved;
}

 union M {
  __u32           offset;
 size_t   userptr;
 }

struct v4l2_buffer {
 __u32   index;
 /*enum*/ v4l2_buf_type      type;
 __u32   bytesused;
 __u32   flags;
 /*enum*/ v4l2_field  field;
 /*struct*/ timeval  timestamp;
 /*struct*/ v4l2_timecode timecode;
 __u32   sequence;

 /* memory location */
 /*enum*/ v4l2_memory        memory;
 /*union*/ M /*{
  __u32           offset;
 size_t   userptr;
 }*/ m;
 __u32   length;
 __u32   input;
 __u32   reserved;
}

/*  Flags for 'flags' field */
const V4L2_BUF_FLAG_MAPPED = 0x0001; /* Buffer is mapped (flag) */
const V4L2_BUF_FLAG_QUEUED = 0x0002; /* Buffer is queued for processing */
const V4L2_BUF_FLAG_DONE = 0x0004; /* Buffer is ready */
const V4L2_BUF_FLAG_KEYFRAME = 0x0008; /* Image is a keyframe (I-frame) */
const V4L2_BUF_FLAG_PFRAME = 0x0010; /* Image is a P-frame */
const V4L2_BUF_FLAG_BFRAME = 0x0020; /* Image is a B-frame */
const V4L2_BUF_FLAG_TIMECODE = 0x0100; /* timecode field is valid */
const V4L2_BUF_FLAG_INPUT = 0x0200; /* input field is valid */

/*
 * O V E R L A Y   P R E V I E W
 */
struct v4l2_framebuffer {
 __u32   capability;
 __u32   flags;
/* FIXME: in theory we should pass something like PCI device + memory
 * region + offset instead of some physical address */
 void *base;
 /*struct*/ v4l2_pix_format fmt;
}
/*  Flags for the 'capability' field. Read only */
const V4L2_FBUF_CAP_EXTERNOVERLAY = 0x0001;
const V4L2_FBUF_CAP_CHROMAKEY = 0x0002;
const V4L2_FBUF_CAP_LIST_CLIPPING = 0x0004;
const V4L2_FBUF_CAP_BITMAP_CLIPPING = 0x0008;
const V4L2_FBUF_CAP_LOCAL_ALPHA = 0x0010;
const V4L2_FBUF_CAP_GLOBAL_ALPHA = 0x0020;
const V4L2_FBUF_CAP_LOCAL_INV_ALPHA = 0x0040;
/*  Flags for the 'flags' field. */
const V4L2_FBUF_FLAG_PRIMARY = 0x0001;
const V4L2_FBUF_FLAG_OVERLAY = 0x0002;
const V4L2_FBUF_FLAG_CHROMAKEY = 0x0004;
const V4L2_FBUF_FLAG_LOCAL_ALPHA = 0x0008;
const V4L2_FBUF_FLAG_GLOBAL_ALPHA = 0x0010;
const V4L2_FBUF_FLAG_LOCAL_INV_ALPHA = 0x0020;

struct v4l2_clip {
 /*struct*/ v4l2_rect        c;
 /*struct*/ v4l2_clip* next;
}

struct v4l2_window {
 /*struct*/ v4l2_rect        w;
 /*enum*/ v4l2_field   field;
 __u32   chromakey;
 /*struct*/ v4l2_clip* clips;
 __u32   clipcount;
 void*   bitmap;
 __u8                    global_alpha;
}

/*
 * C A P T U R E   P A R A M E T E R S
 */
struct v4l2_captureparm {
 __u32     capability;   /*  Supported modes */
 __u32     capturemode;   /*  Current mode */
 /*struct*/ v4l2_fract  timeperframe;  /*  Time per frame in .1us units */
 __u32     extendedmode;  /*  Driver-specific extensions */
 __u32              readbuffers;   /*  # of buffers for read */
 __u32[4]     reserved;
}

/*  Flags for 'capability' and 'capturemode' fields */
const V4L2_MODE_HIGHQUALITY = 0x0001; /*  High quality imaging mode */
const V4L2_CAP_TIMEPERFRAME = 0x1000; /*  timeperframe field is supported */

struct v4l2_outputparm {
 __u32     capability;  /*  Supported modes */
 __u32     outputmode;  /*  Current mode */
 /*struct*/ v4l2_fract  timeperframe; /*  Time per frame in seconds */
 __u32     extendedmode; /*  Driver-specific extensions */
 __u32              writebuffers; /*  # of buffers for write */
 __u32[4]     reserved;
}

/*
 * I N P U T   I M A G E   C R O P P I N G
 */
struct v4l2_cropcap {
 /*enum*/ v4l2_buf_type      type;
 /*struct*/ v4l2_rect        bounds;
 /*struct*/ v4l2_rect        defrect;
 /*struct*/ v4l2_fract       pixelaspect;
}

struct v4l2_crop {
 /*enum*/ v4l2_buf_type      type;
 /*struct*/ v4l2_rect        c;
}

/*
 *      A N A L O G   V I D E O   S T A N D A R D
 */

typedef __u64 v4l2_std_id;

/* one bit for each */
const V4L2_STD_PAL_B = (cast(v4l2_std_id)0x00000001);
const V4L2_STD_PAL_B1 = (cast(v4l2_std_id)0x00000002);
const V4L2_STD_PAL_G = (cast(v4l2_std_id)0x00000004);
const V4L2_STD_PAL_H = (cast(v4l2_std_id)0x00000008);
const V4L2_STD_PAL_I = (cast(v4l2_std_id)0x00000010);
const V4L2_STD_PAL_D = (cast(v4l2_std_id)0x00000020);
const V4L2_STD_PAL_D1 = (cast(v4l2_std_id)0x00000040);
const V4L2_STD_PAL_K = (cast(v4l2_std_id)0x00000080);

const V4L2_STD_PAL_M = (cast(v4l2_std_id)0x00000100);
const V4L2_STD_PAL_N = (cast(v4l2_std_id)0x00000200);
const V4L2_STD_PAL_Nc = (cast(v4l2_std_id)0x00000400);
const V4L2_STD_PAL_60 = (cast(v4l2_std_id)0x00000800);

const V4L2_STD_NTSC_M = (cast(v4l2_std_id)0x00001000);
const V4L2_STD_NTSC_M_JP = (cast(v4l2_std_id)0x00002000);
const V4L2_STD_NTSC_443 =  (cast(v4l2_std_id)0x00004000);
const V4L2_STD_NTSC_M_KR = (cast(v4l2_std_id)0x00008000);

const V4L2_STD_SECAM_B =   (cast(v4l2_std_id)0x00010000);
const V4L2_STD_SECAM_D =   (cast(v4l2_std_id)0x00020000);
const V4L2_STD_SECAM_G =   (cast(v4l2_std_id)0x00040000);
const V4L2_STD_SECAM_H =   (cast(v4l2_std_id)0x00080000);
const V4L2_STD_SECAM_K =   (cast(v4l2_std_id)0x00100000);
const V4L2_STD_SECAM_K1 =  (cast(v4l2_std_id)0x00200000);
const V4L2_STD_SECAM_L =   (cast(v4l2_std_id)0x00400000);
const V4L2_STD_SECAM_LC =  (cast(v4l2_std_id)0x00800000);

/* ATSC/HDTV */
const V4L2_STD_ATSC_8_VSB = (cast(v4l2_std_id)0x01000000);
const V4L2_STD_ATSC_16_VSB = (cast(v4l2_std_id)0x02000000);

/* FIXME:
   Although std_id is 64 bits, there is an issue on PPC32 architecture that
   makes switch(__u64) to break. So, there's a hack on v4l2-common.c rounding
   this value to 32 bits.
   As, currently, the max value is for V4L2_STD_ATSC_16_VSB (30 bits wide),
   it should work fine. However, if needed to add more than two standards,
   v4l2-common.c should be fixed.
 */

/* some common needed stuff */
const V4L2_STD_PAL_BG = (V4L2_STD_PAL_B  |
     V4L2_STD_PAL_B1 |
     V4L2_STD_PAL_G);
const V4L2_STD_PAL_DK = (V4L2_STD_PAL_D  |
     V4L2_STD_PAL_D1 |
     V4L2_STD_PAL_K);
const V4L2_STD_PAL = (V4L2_STD_PAL_BG |
     V4L2_STD_PAL_DK |
     V4L2_STD_PAL_H  |
     V4L2_STD_PAL_I);
const V4L2_STD_NTSC = (V4L2_STD_NTSC_M |
     V4L2_STD_NTSC_M_JP     |
     V4L2_STD_NTSC_M_KR);
const V4L2_STD_SECAM_DK = (V4L2_STD_SECAM_D |
     V4L2_STD_SECAM_K |
     V4L2_STD_SECAM_K1);
const V4L2_STD_SECAM  = (V4L2_STD_SECAM_B |
     V4L2_STD_SECAM_G |
     V4L2_STD_SECAM_H |
     V4L2_STD_SECAM_DK |
     V4L2_STD_SECAM_L       |
     V4L2_STD_SECAM_LC);

const V4L2_STD_525_60 = (V4L2_STD_PAL_M  |
     V4L2_STD_PAL_60 |
     V4L2_STD_NTSC  |
     V4L2_STD_NTSC_443);
const V4L2_STD_625_50 = (V4L2_STD_PAL  |
     V4L2_STD_PAL_N  |
     V4L2_STD_PAL_Nc |
     V4L2_STD_SECAM);
const V4L2_STD_ATSC = (V4L2_STD_ATSC_8_VSB | V4L2_STD_ATSC_16_VSB);

const V4L2_STD_UNKNOWN = 0;
const V4L2_STD_ALL = (V4L2_STD_525_60 | V4L2_STD_625_50);

/* some merged standards */
const V4L2_STD_MN = (V4L2_STD_PAL_M|V4L2_STD_PAL_N|V4L2_STD_PAL_Nc|V4L2_STD_NTSC);
const V4L2_STD_B = (V4L2_STD_PAL_B|V4L2_STD_PAL_B1|V4L2_STD_SECAM_B);
const V4L2_STD_GH = (V4L2_STD_PAL_G|V4L2_STD_PAL_H|V4L2_STD_SECAM_G|V4L2_STD_SECAM_H);
const V4L2_STD_DK = (V4L2_STD_PAL_DK|V4L2_STD_SECAM_DK);

struct v4l2_standard {
 __u32       index;
 v4l2_std_id          id;
 __u8[24]       name;
 /*struct*/ v4l2_fract    frameperiod; /* Frames, not fields */
 __u32       framelines;
 __u32[4]       reserved;
}

/*
 * V I D E O   I N P U T S
 */
struct v4l2_input {
 __u32      index;  /*  Which input */
 __u8[32]      name;  /*  Label */
 __u32      type;  /*  Type of input */
 __u32      audioset;  /*  Associated audios (bitfield) */
 __u32        tuner;             /*  Associated tuner */
 v4l2_std_id  std;
 __u32      status;
 __u32[4]      reserved;
}

/*  Values for the 'type' field */
const V4L2_INPUT_TYPE_TUNER = 1;
const V4L2_INPUT_TYPE_CAMERA = 2;

/* field 'status' - general */
const V4L2_IN_ST_NO_POWER = 0x00000001; /* Attached device is off */
const V4L2_IN_ST_NO_SIGNAL = 0x00000002;
const V4L2_IN_ST_NO_COLOR = 0x00000004;

/* field 'status' - sensor orientation */
/* If sensor is mounted upside down set both bits */
const V4L2_IN_ST_HFLIP = 0x00000010; /* Frames are flipped horizontally */
const V4L2_IN_ST_VFLIP = 0x00000020; /* Frames are flipped vertically */

/* field 'status' - analog */
const V4L2_IN_ST_NO_H_LOCK = 0x00000100; /* No horizontal sync lock */
const V4L2_IN_ST_COLOR_KILL = 0x00000200; /* Color killer is active */

/* field 'status' - digital */
const V4L2_IN_ST_NO_SYNC = 0x00010000; /* No synchronization lock */
const V4L2_IN_ST_NO_EQU = 0x00020000; /* No equalizer lock */
const V4L2_IN_ST_NO_CARRIER = 0x00040000; /* Carrier recovery failed */

/* field 'status' - VCR and set-top box */
const V4L2_IN_ST_MACROVISION = 0x01000000; /* Macrovision detected */
const V4L2_IN_ST_NO_ACCESS = 0x02000000; /* Conditional access denied */
const V4L2_IN_ST_VTR = 0x04000000; /* VTR time constant */

/*
 * V I D E O   O U T P U T S
 */
struct v4l2_output {
 __u32      index;  /*  Which output */
 __u8[32]      name;  /*  Label */
 __u32      type;  /*  Type of output */
 __u32      audioset;  /*  Associated audios (bitfield) */
 __u32      modulator;         /*  Associated modulator */
 v4l2_std_id  std;
 __u32[4]      reserved;
}
/*  Values for the 'type' field */
const V4L2_OUTPUT_TYPE_MODULATOR = 1;
const V4L2_OUTPUT_TYPE_ANALOG = 2;
const V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY = 3;

/*
 * C O N T R O L S
 */
struct v4l2_control {
 __u32       id;
 __s32       value;
}

struct v4l2_ext_control {
 __u32 id;
 __u32[2] reserved2;
 union {
  __s32 value;
  __s64 value64;
  void* reserved;
 }
} //__attribute__ ((packed));

struct v4l2_ext_controls {
 __u32 ctrl_class;
 __u32 count;
 __u32 error_idx;
 __u32[2] reserved;
 /*struct*/ v4l2_ext_control* controls;
}

/*  Values for ctrl_class field */
const V4L2_CTRL_CLASS_USER = 0x00980000; /* Old-style 'user' controls */
const V4L2_CTRL_CLASS_MPEG = 0x00990000; /* MPEG-compression controls */
const V4L2_CTRL_CLASS_CAMERA = 0x009a0000; /* Camera class controls */

const V4L2_CTRL_ID_MASK = (0x0fffffff);
template V4L2_CTRL_ID2CLASS(id) {
  const V4L2_CTRL_ID2CLASS = ((id) & 0x0fff0000UL);
}
template V4L2_CTRL_DRIVER_PRIV(id) {
const V4L2_CTRL_DRIVER_PRIV = (((id) & 0xffff) >= 0x1000);
}

/*  Used in the VIDIOC_QUERYCTRL ioctl for querying controls */
struct v4l2_queryctrl {
 __u32       id;
 /*enum*/ v4l2_ctrl_type  type;
 __u8[32]       name; /* Whatever */
 __s32       minimum; /* Note signedness */
 __s32       maximum;
 __s32       step;
 __s32       default_value;
 __u32                flags;
 __u32[2]       reserved;
}

/*  Used in the VIDIOC_QUERYMENU ioctl for querying menu items */
struct v4l2_querymenu {
 __u32  id;
 __u32  index;
 __u8[32]  name; /* Whatever */
 __u32  reserved;
}

/*  Control flags  */
const V4L2_CTRL_FLAG_DISABLED  = 0x0001;
const V4L2_CTRL_FLAG_GRABBED  = 0x0002;
const V4L2_CTRL_FLAG_READ_ONLY  = 0x0004;
const V4L2_CTRL_FLAG_UPDATE   = 0x0008;
const V4L2_CTRL_FLAG_INACTIVE  = 0x0010;
const V4L2_CTRL_FLAG_SLIDER   = 0x0020;
const V4L2_CTRL_FLAG_WRITE_ONLY  = 0x0040;

/*  Query flag, to be ORed with the control ID */
const V4L2_CTRL_FLAG_NEXT_CTRL = 0x80000000;

/*  User-class control IDs defined by V4L2 */
const V4L2_CID_BASE = (V4L2_CTRL_CLASS_USER | 0x900);
const V4L2_CID_USER_BASE = V4L2_CID_BASE;
/*  IDs reserved for driver specific controls */
const V4L2_CID_PRIVATE_BASE = 0x08000000;

const V4L2_CID_USER_CLASS = (V4L2_CTRL_CLASS_USER | 1);
const V4L2_CID_BRIGHTNESS = (V4L2_CID_BASE+0);
const V4L2_CID_CONTRAST = (V4L2_CID_BASE+1);
const V4L2_CID_SATURATION  = (V4L2_CID_BASE+2);
const V4L2_CID_HUE = (V4L2_CID_BASE+3);
const V4L2_CID_AUDIO_VOLUME = (V4L2_CID_BASE+5);
const V4L2_CID_AUDIO_BALANCE = (V4L2_CID_BASE+6);
const V4L2_CID_AUDIO_BASS = (V4L2_CID_BASE+7);
const V4L2_CID_AUDIO_TREBLE = (V4L2_CID_BASE+8);
const V4L2_CID_AUDIO_MUTE = (V4L2_CID_BASE+9);
const V4L2_CID_AUDIO_LOUDNESS = (V4L2_CID_BASE+10);
const V4L2_CID_BLACK_LEVEL = (V4L2_CID_BASE+11); /* Deprecated */
const V4L2_CID_AUTO_WHITE_BALANCE = (V4L2_CID_BASE+12);
const V4L2_CID_DO_WHITE_BALANCE = (V4L2_CID_BASE+13);
const V4L2_CID_RED_BALANCE = (V4L2_CID_BASE+14);
const V4L2_CID_BLUE_BALANCE = (V4L2_CID_BASE+15);
const V4L2_CID_GAMMA = (V4L2_CID_BASE+16);
const V4L2_CID_WHITENESS = (V4L2_CID_GAMMA); /* Deprecated */
const V4L2_CID_EXPOSURE = (V4L2_CID_BASE+17);
const V4L2_CID_AUTOGAIN = (V4L2_CID_BASE+18);
const V4L2_CID_GAIN = (V4L2_CID_BASE+19);
const V4L2_CID_HFLIP = (V4L2_CID_BASE+20);
const V4L2_CID_VFLIP = (V4L2_CID_BASE+21);

/* Deprecated; use V4L2_CID_PAN_RESET and V4L2_CID_TILT_RESET */
const V4L2_CID_HCENTER = (V4L2_CID_BASE+22);
const V4L2_CID_VCENTER = (V4L2_CID_BASE+23);

const V4L2_CID_POWER_LINE_FREQUENCY = (V4L2_CID_BASE+24);
enum v4l2_power_line_frequency {
 V4L2_CID_POWER_LINE_FREQUENCY_DISABLED = 0,
 V4L2_CID_POWER_LINE_FREQUENCY_50HZ = 1,
 V4L2_CID_POWER_LINE_FREQUENCY_60HZ = 2,
}
const V4L2_CID_HUE_AUTO = (V4L2_CID_BASE+25);
const V4L2_CID_WHITE_BALANCE_TEMPERATURE = (V4L2_CID_BASE+26);
const V4L2_CID_SHARPNESS = (V4L2_CID_BASE+27);
const V4L2_CID_BACKLIGHT_COMPENSATION = (V4L2_CID_BASE+28);
const V4L2_CID_CHROMA_AGC = (V4L2_CID_BASE+29);
const V4L2_CID_COLOR_KILLER = (V4L2_CID_BASE+30);
const V4L2_CID_COLORFX = (V4L2_CID_BASE+31);
enum v4l2_colorfx {
 V4L2_COLORFX_NONE = 0,
 V4L2_COLORFX_BW  = 1,
 V4L2_COLORFX_SEPIA = 2,
}

/* last CID + 1 */
const V4L2_CID_LASTP1 = (V4L2_CID_BASE+32);

/*  MPEG-class control IDs defined by V4L2 */
const V4L2_CID_MPEG_BASE = (V4L2_CTRL_CLASS_MPEG | 0x900);
const V4L2_CID_MPEG_CLASS = (V4L2_CTRL_CLASS_MPEG | 1);

/*  MPEG streams */
const V4L2_CID_MPEG_STREAM_TYPE = (V4L2_CID_MPEG_BASE+0);
enum v4l2_mpeg_stream_type {
 V4L2_MPEG_STREAM_TYPE_MPEG2_PS = 0, /* MPEG-2 program stream */
 V4L2_MPEG_STREAM_TYPE_MPEG2_TS = 1, /* MPEG-2 transport stream */
 V4L2_MPEG_STREAM_TYPE_MPEG1_SS = 2, /* MPEG-1 system stream */
 V4L2_MPEG_STREAM_TYPE_MPEG2_DVD = 3, /* MPEG-2 DVD-compatible stream */
 V4L2_MPEG_STREAM_TYPE_MPEG1_VCD = 4, /* MPEG-1 VCD-compatible stream */
 V4L2_MPEG_STREAM_TYPE_MPEG2_SVCD = 5, /* MPEG-2 SVCD-compatible stream */
}
const V4L2_CID_MPEG_STREAM_PID_PMT = (V4L2_CID_MPEG_BASE+1);
const V4L2_CID_MPEG_STREAM_PID_AUDIO = (V4L2_CID_MPEG_BASE+2);
const V4L2_CID_MPEG_STREAM_PID_VIDEO = (V4L2_CID_MPEG_BASE+3);
const V4L2_CID_MPEG_STREAM_PID_PCR = (V4L2_CID_MPEG_BASE+4);
const V4L2_CID_MPEG_STREAM_PES_ID_AUDIO = (V4L2_CID_MPEG_BASE+5);
const V4L2_CID_MPEG_STREAM_PES_ID_VIDEO = (V4L2_CID_MPEG_BASE+6);
const V4L2_CID_MPEG_STREAM_VBI_FMT = (V4L2_CID_MPEG_BASE+7);
enum v4l2_mpeg_stream_vbi_fmt {
 V4L2_MPEG_STREAM_VBI_FMT_NONE = 0,  /* No VBI in the MPEG stream */
 V4L2_MPEG_STREAM_VBI_FMT_IVTV = 1,  /* VBI in private packets, IVTV format */
}

/*  MPEG audio */
const V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ = (V4L2_CID_MPEG_BASE+100);
enum v4l2_mpeg_audio_sampling_freq {
 V4L2_MPEG_AUDIO_SAMPLING_FREQ_44100 = 0,
 V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000 = 1,
 V4L2_MPEG_AUDIO_SAMPLING_FREQ_32000 = 2,
}
const V4L2_CID_MPEG_AUDIO_ENCODING = (V4L2_CID_MPEG_BASE+101);
enum v4l2_mpeg_audio_encoding {
 V4L2_MPEG_AUDIO_ENCODING_LAYER_1 = 0,
 V4L2_MPEG_AUDIO_ENCODING_LAYER_2 = 1,
 V4L2_MPEG_AUDIO_ENCODING_LAYER_3 = 2,
 V4L2_MPEG_AUDIO_ENCODING_AAC     = 3,
 V4L2_MPEG_AUDIO_ENCODING_AC3     = 4,
}
const V4L2_CID_MPEG_AUDIO_L1_BITRATE = (V4L2_CID_MPEG_BASE+102);
enum v4l2_mpeg_audio_l1_bitrate {
 V4L2_MPEG_AUDIO_L1_BITRATE_32K  = 0,
 V4L2_MPEG_AUDIO_L1_BITRATE_64K  = 1,
 V4L2_MPEG_AUDIO_L1_BITRATE_96K  = 2,
 V4L2_MPEG_AUDIO_L1_BITRATE_128K = 3,
 V4L2_MPEG_AUDIO_L1_BITRATE_160K = 4,
 V4L2_MPEG_AUDIO_L1_BITRATE_192K = 5,
 V4L2_MPEG_AUDIO_L1_BITRATE_224K = 6,
 V4L2_MPEG_AUDIO_L1_BITRATE_256K = 7,
 V4L2_MPEG_AUDIO_L1_BITRATE_288K = 8,
 V4L2_MPEG_AUDIO_L1_BITRATE_320K = 9,
 V4L2_MPEG_AUDIO_L1_BITRATE_352K = 10,
 V4L2_MPEG_AUDIO_L1_BITRATE_384K = 11,
 V4L2_MPEG_AUDIO_L1_BITRATE_416K = 12,
 V4L2_MPEG_AUDIO_L1_BITRATE_448K = 13,
}
const V4L2_CID_MPEG_AUDIO_L2_BITRATE = (V4L2_CID_MPEG_BASE+103);
enum v4l2_mpeg_audio_l2_bitrate {
 V4L2_MPEG_AUDIO_L2_BITRATE_32K  = 0,
 V4L2_MPEG_AUDIO_L2_BITRATE_48K  = 1,
 V4L2_MPEG_AUDIO_L2_BITRATE_56K  = 2,
 V4L2_MPEG_AUDIO_L2_BITRATE_64K  = 3,
 V4L2_MPEG_AUDIO_L2_BITRATE_80K  = 4,
 V4L2_MPEG_AUDIO_L2_BITRATE_96K  = 5,
 V4L2_MPEG_AUDIO_L2_BITRATE_112K = 6,
 V4L2_MPEG_AUDIO_L2_BITRATE_128K = 7,
 V4L2_MPEG_AUDIO_L2_BITRATE_160K = 8,
 V4L2_MPEG_AUDIO_L2_BITRATE_192K = 9,
 V4L2_MPEG_AUDIO_L2_BITRATE_224K = 10,
 V4L2_MPEG_AUDIO_L2_BITRATE_256K = 11,
 V4L2_MPEG_AUDIO_L2_BITRATE_320K = 12,
 V4L2_MPEG_AUDIO_L2_BITRATE_384K = 13,
}
const V4L2_CID_MPEG_AUDIO_L3_BITRATE = (V4L2_CID_MPEG_BASE+104);
enum v4l2_mpeg_audio_l3_bitrate {
 V4L2_MPEG_AUDIO_L3_BITRATE_32K  = 0,
 V4L2_MPEG_AUDIO_L3_BITRATE_40K  = 1,
 V4L2_MPEG_AUDIO_L3_BITRATE_48K  = 2,
 V4L2_MPEG_AUDIO_L3_BITRATE_56K  = 3,
 V4L2_MPEG_AUDIO_L3_BITRATE_64K  = 4,
 V4L2_MPEG_AUDIO_L3_BITRATE_80K  = 5,
 V4L2_MPEG_AUDIO_L3_BITRATE_96K  = 6,
 V4L2_MPEG_AUDIO_L3_BITRATE_112K = 7,
 V4L2_MPEG_AUDIO_L3_BITRATE_128K = 8,
 V4L2_MPEG_AUDIO_L3_BITRATE_160K = 9,
 V4L2_MPEG_AUDIO_L3_BITRATE_192K = 10,
 V4L2_MPEG_AUDIO_L3_BITRATE_224K = 11,
 V4L2_MPEG_AUDIO_L3_BITRATE_256K = 12,
 V4L2_MPEG_AUDIO_L3_BITRATE_320K = 13,
}
const V4L2_CID_MPEG_AUDIO_MODE = (V4L2_CID_MPEG_BASE+105);
enum v4l2_mpeg_audio_mode {
 V4L2_MPEG_AUDIO_MODE_STEREO       = 0,
 V4L2_MPEG_AUDIO_MODE_JOINT_STEREO = 1,
 V4L2_MPEG_AUDIO_MODE_DUAL         = 2,
 V4L2_MPEG_AUDIO_MODE_MONO         = 3,
}
const V4L2_CID_MPEG_AUDIO_MODE_EXTENSION = (V4L2_CID_MPEG_BASE+106);
enum v4l2_mpeg_audio_mode_extension {
 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4  = 0,
 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_8  = 1,
 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_12 = 2,
 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_16 = 3,
}
const V4L2_CID_MPEG_AUDIO_EMPHASIS = (V4L2_CID_MPEG_BASE+107);
enum v4l2_mpeg_audio_emphasis {
 V4L2_MPEG_AUDIO_EMPHASIS_NONE = 0,
 V4L2_MPEG_AUDIO_EMPHASIS_50_DIV_15_uS = 1,
 V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17    = 2,
}
const V4L2_CID_MPEG_AUDIO_CRC = (V4L2_CID_MPEG_BASE+108);
enum v4l2_mpeg_audio_crc {
 V4L2_MPEG_AUDIO_CRC_NONE  = 0,
 V4L2_MPEG_AUDIO_CRC_CRC16 = 1,
}
const V4L2_CID_MPEG_AUDIO_MUTE = (V4L2_CID_MPEG_BASE+109);
const V4L2_CID_MPEG_AUDIO_AAC_BITRATE = (V4L2_CID_MPEG_BASE+110);
const V4L2_CID_MPEG_AUDIO_AC3_BITRATE = (V4L2_CID_MPEG_BASE+111);
enum v4l2_mpeg_audio_ac3_bitrate {
 V4L2_MPEG_AUDIO_AC3_BITRATE_32K  = 0,
 V4L2_MPEG_AUDIO_AC3_BITRATE_40K  = 1,
 V4L2_MPEG_AUDIO_AC3_BITRATE_48K  = 2,
 V4L2_MPEG_AUDIO_AC3_BITRATE_56K  = 3,
 V4L2_MPEG_AUDIO_AC3_BITRATE_64K  = 4,
 V4L2_MPEG_AUDIO_AC3_BITRATE_80K  = 5,
 V4L2_MPEG_AUDIO_AC3_BITRATE_96K  = 6,
 V4L2_MPEG_AUDIO_AC3_BITRATE_112K = 7,
 V4L2_MPEG_AUDIO_AC3_BITRATE_128K = 8,
 V4L2_MPEG_AUDIO_AC3_BITRATE_160K = 9,
 V4L2_MPEG_AUDIO_AC3_BITRATE_192K = 10,
 V4L2_MPEG_AUDIO_AC3_BITRATE_224K = 11,
 V4L2_MPEG_AUDIO_AC3_BITRATE_256K = 12,
 V4L2_MPEG_AUDIO_AC3_BITRATE_320K = 13,
 V4L2_MPEG_AUDIO_AC3_BITRATE_384K = 14,
 V4L2_MPEG_AUDIO_AC3_BITRATE_448K = 15,
 V4L2_MPEG_AUDIO_AC3_BITRATE_512K = 16,
 V4L2_MPEG_AUDIO_AC3_BITRATE_576K = 17,
 V4L2_MPEG_AUDIO_AC3_BITRATE_640K = 18,
}

/*  MPEG video */
const V4L2_CID_MPEG_VIDEO_ENCODING = (V4L2_CID_MPEG_BASE+200);
enum v4l2_mpeg_video_encoding {
 V4L2_MPEG_VIDEO_ENCODING_MPEG_1     = 0,
 V4L2_MPEG_VIDEO_ENCODING_MPEG_2     = 1,
 V4L2_MPEG_VIDEO_ENCODING_MPEG_4_AVC = 2,
}
const V4L2_CID_MPEG_VIDEO_ASPECT = (V4L2_CID_MPEG_BASE+201);
enum v4l2_mpeg_video_aspect {
 V4L2_MPEG_VIDEO_ASPECT_1x1     = 0,
 V4L2_MPEG_VIDEO_ASPECT_4x3     = 1,
 V4L2_MPEG_VIDEO_ASPECT_16x9    = 2,
 V4L2_MPEG_VIDEO_ASPECT_221x100 = 3,
}
const V4L2_CID_MPEG_VIDEO_B_FRAMES = (V4L2_CID_MPEG_BASE+202);
const V4L2_CID_MPEG_VIDEO_GOP_SIZE = (V4L2_CID_MPEG_BASE+203);
const V4L2_CID_MPEG_VIDEO_GOP_CLOSURE = (V4L2_CID_MPEG_BASE+204);
const V4L2_CID_MPEG_VIDEO_PULLDOWN = (V4L2_CID_MPEG_BASE+205);
const V4L2_CID_MPEG_VIDEO_BITRATE_MODE = (V4L2_CID_MPEG_BASE+206);
enum v4l2_mpeg_video_bitrate_mode {
 V4L2_MPEG_VIDEO_BITRATE_MODE_VBR = 0,
 V4L2_MPEG_VIDEO_BITRATE_MODE_CBR = 1,
}
const V4L2_CID_MPEG_VIDEO_BITRATE = (V4L2_CID_MPEG_BASE+207);
const V4L2_CID_MPEG_VIDEO_BITRATE_PEAK = (V4L2_CID_MPEG_BASE+208);
const V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION = (V4L2_CID_MPEG_BASE+209);
const V4L2_CID_MPEG_VIDEO_MUTE = (V4L2_CID_MPEG_BASE+210);
const V4L2_CID_MPEG_VIDEO_MUTE_YUV = (V4L2_CID_MPEG_BASE+211);

/*  MPEG-class control IDs specific to the CX2341x driver as defined by V4L2 */
const V4L2_CID_MPEG_CX2341X_BASE = (V4L2_CTRL_CLASS_MPEG | 0x1000);
const V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE = (V4L2_CID_MPEG_CX2341X_BASE+0);
enum v4l2_mpeg_cx2341x_video_spatial_filter_mode {
 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL = 0,
 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO = 1,
}
const V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER = (V4L2_CID_MPEG_CX2341X_BASE+1);
const V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE = (V4L2_CID_MPEG_CX2341X_BASE+2);
enum v4l2_mpeg_cx2341x_video_luma_spatial_filter_type {
 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF = 0,
 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_HOR = 1,
 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_VERT = 2,
 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_HV_SEPARABLE = 3,
 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_SYM_NON_SEPARABLE = 4,
}
const V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE = (V4L2_CID_MPEG_CX2341X_BASE+3);
enum v4l2_mpeg_cx2341x_video_chroma_spatial_filter_type {
 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF    = 0,
 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR = 1,
}
const V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE = (V4L2_CID_MPEG_CX2341X_BASE+4);
enum v4l2_mpeg_cx2341x_video_temporal_filter_mode {
 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL = 0,
 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO   = 1,
}
const V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER = (V4L2_CID_MPEG_CX2341X_BASE+5);
const V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE = (V4L2_CID_MPEG_CX2341X_BASE+6);
enum v4l2_mpeg_cx2341x_video_median_filter_type {
 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF      = 0,
 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR      = 1,
 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_VERT     = 2,
 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR_VERT = 3,
 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_DIAG     = 4,
}
const V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM = (V4L2_CID_MPEG_CX2341X_BASE+7);
const V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP = (V4L2_CID_MPEG_CX2341X_BASE+8);
const V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM = (V4L2_CID_MPEG_CX2341X_BASE+9);
const V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP = (V4L2_CID_MPEG_CX2341X_BASE+10);
const V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS = (V4L2_CID_MPEG_CX2341X_BASE+11);

/*  Camera class control IDs */
const V4L2_CID_CAMERA_CLASS_BASE = (V4L2_CTRL_CLASS_CAMERA | 0x900);
const V4L2_CID_CAMERA_CLASS = (V4L2_CTRL_CLASS_CAMERA | 1);

const V4L2_CID_EXPOSURE_AUTO = (V4L2_CID_CAMERA_CLASS_BASE+1);
enum  v4l2_exposure_auto_type {
 V4L2_EXPOSURE_AUTO = 0,
 V4L2_EXPOSURE_MANUAL = 1,
 V4L2_EXPOSURE_SHUTTER_PRIORITY = 2,
 V4L2_EXPOSURE_APERTURE_PRIORITY = 3
}
const V4L2_CID_EXPOSURE_ABSOLUTE = (V4L2_CID_CAMERA_CLASS_BASE+2);
const V4L2_CID_EXPOSURE_AUTO_PRIORITY = (V4L2_CID_CAMERA_CLASS_BASE+3);

const V4L2_CID_PAN_RELATIVE = (V4L2_CID_CAMERA_CLASS_BASE+4);
const V4L2_CID_TILT_RELATIVE = (V4L2_CID_CAMERA_CLASS_BASE+5);
const V4L2_CID_PAN_RESET = (V4L2_CID_CAMERA_CLASS_BASE+6);
const V4L2_CID_TILT_RESET = (V4L2_CID_CAMERA_CLASS_BASE+7);

const V4L2_CID_PAN_ABSOLUTE = (V4L2_CID_CAMERA_CLASS_BASE+8);
const V4L2_CID_TILT_ABSOLUTE = (V4L2_CID_CAMERA_CLASS_BASE+9);

const V4L2_CID_FOCUS_ABSOLUTE = (V4L2_CID_CAMERA_CLASS_BASE+10);
const V4L2_CID_FOCUS_RELATIVE = (V4L2_CID_CAMERA_CLASS_BASE+11);
const V4L2_CID_FOCUS_AUTO = (V4L2_CID_CAMERA_CLASS_BASE+12);

const V4L2_CID_ZOOM_ABSOLUTE = (V4L2_CID_CAMERA_CLASS_BASE+13);
const V4L2_CID_ZOOM_RELATIVE = (V4L2_CID_CAMERA_CLASS_BASE+14);
const V4L2_CID_ZOOM_CONTINUOUS = (V4L2_CID_CAMERA_CLASS_BASE+15);

const V4L2_CID_PRIVACY = (V4L2_CID_CAMERA_CLASS_BASE+16);

/*
 * T U N I N G
 */
struct v4l2_tuner {
 __u32                   index;
 __u8[32]   name;
 /*enum*/ v4l2_tuner_type    type;
 __u32   capability;
 __u32   rangelow;
 __u32   rangehigh;
 __u32   rxsubchans;
 __u32   audmode;
 __s32   signal;
 __s32   afc;
 __u32[4]   reserved;
}

struct v4l2_modulator {
 __u32   index;
 __u8[32]   name;
 __u32   capability;
 __u32   rangelow;
 __u32   rangehigh;
 __u32   txsubchans;
 __u32[4]   reserved;
}

/*  Flags for the 'capability' field */
const V4L2_TUNER_CAP_LOW  = 0x0001;
const V4L2_TUNER_CAP_NORM  = 0x0002;
const V4L2_TUNER_CAP_STEREO  = 0x0010;
const V4L2_TUNER_CAP_LANG2  = 0x0020;
const V4L2_TUNER_CAP_SAP  = 0x0020;
const V4L2_TUNER_CAP_LANG1  = 0x0040;

/*  Flags for the 'rxsubchans' field */
const V4L2_TUNER_SUB_MONO  = 0x0001;
const V4L2_TUNER_SUB_STEREO  = 0x0002;
const V4L2_TUNER_SUB_LANG2  = 0x0004;
const V4L2_TUNER_SUB_SAP  = 0x0004;
const V4L2_TUNER_SUB_LANG1  = 0x0008;

/*  Values for the 'audmode' field */
const V4L2_TUNER_MODE_MONO  = 0x0000;
const V4L2_TUNER_MODE_STEREO  = 0x0001;
const V4L2_TUNER_MODE_LANG2  = 0x0002;
const V4L2_TUNER_MODE_SAP  = 0x0002;
const V4L2_TUNER_MODE_LANG1  = 0x0003;
const V4L2_TUNER_MODE_LANG1_LANG2 = 0x0004;

struct v4l2_frequency {
 __u32        tuner;
 /*enum*/ v4l2_tuner_type  type;
 __u32        frequency;
 __u32[8]        reserved;
}

struct v4l2_hw_freq_seek {
 __u32        tuner;
 /*enum*/ v4l2_tuner_type  type;
 __u32        seek_upward;
 __u32        wrap_around;
 __u32[8]        reserved;
}

/*
 * A U D I O
 */
struct v4l2_audio {
 __u32 index;
 __u8[32] name;
 __u32 capability;
 __u32 mode;
 __u32[2] reserved;
}

/*  Flags for the 'capability' field */
const V4L2_AUDCAP_STEREO = 0x00001;
const V4L2_AUDCAP_AVL = 0x00002;

/*  Flags for the 'mode' field */
const V4L2_AUDMODE_AVL  = 0x00001;

struct v4l2_audioout {
 __u32 index;
 __u8[32] name;
 __u32 capability;
 __u32 mode;
 __u32[2] reserved;
}

/*
 * M P E G   S E R V I C E S
 *
 * NOTE: EXPERIMENTAL API
 */
//#if 1
const V4L2_ENC_IDX_FRAME_I = (0);
const V4L2_ENC_IDX_FRAME_P = (1);
const V4L2_ENC_IDX_FRAME_B = (2);
const V4L2_ENC_IDX_FRAME_MASK = (0xf);

struct v4l2_enc_idx_entry {
 __u64 offset;
 __u64 pts;
 __u32 length;
 __u32 flags;
 __u32[2] reserved;
}

const V4L2_ENC_IDX_ENTRIES = (64);
struct v4l2_enc_idx {
 __u32 entries;
 __u32 entries_cap;
 __u32[4] reserved;
 /*struct*/ v4l2_enc_idx_entry[V4L2_ENC_IDX_ENTRIES] entry;
}


const V4L2_ENC_CMD_START =(0);
const V4L2_ENC_CMD_STOP = (1);
const V4L2_ENC_CMD_PAUSE = (2);
const V4L2_ENC_CMD_RESUME = (3);

/* Flags for V4L2_ENC_CMD_STOP */
const V4L2_ENC_CMD_STOP_AT_GOP_END = (1 << 0);

 union Raw {
  struct {
   __u32[8] data;
  }
}

struct v4l2_encoder_cmd {
 __u32 cmd;
 __u32 flags;
/* union {
  struct {
   __u32[8] data;
  }*/ Raw raw;
 //}
}

//#endif


/*
 * D A T A   S E R V I C E S   ( V B I )
 *
 * Data services API by Michael Schimek
 */

/* Raw VBI */
struct v4l2_vbi_format {
 __u32 sampling_rate;  /* in 1 Hz */
 __u32 offset;
 __u32 samples_per_line;
 __u32 sample_format;  /* V4L2_PIX_FMT_* */
 __s32[2] start;
 __u32[2] count;
 __u32 flags;   /* V4L2_VBI_* */
 __u32[2] reserved;  /* must be zero */
}

/*  VBI flags  */
const V4L2_VBI_UNSYNC = (1 << 0);
const V4L2_VBI_INTERLACED = (1 << 1);

/* Sliced VBI
 *
 *    This implements is a proposal V4L2 API to allow SLICED VBI
 * required for some hardware encoders. It should change without
 * notice in the definitive implementation.
 */

struct v4l2_sliced_vbi_format {
 __u16   service_set;
 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
    service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
     (equals frame lines 313-336 for 625 line video
      standards, 263-286 for 525 line standards) */
 __u16[24][2]   service_lines;
 __u32   io_size;
 __u32[2]   reserved;            /* must be zero */
}

/* Teletext World System Teletext
   (WST), defined on ITU-R BT.653-2 */
const V4L2_SLICED_TELETEXT_B = (0x0001);
/* Video Program System, defined on ETS 300 231*/
const V4L2_SLICED_VPS = (0x0400);
/* Closed Caption, defined on EIA-608 */
const V4L2_SLICED_CAPTION_525 = (0x1000);
/* Wide Screen System, defined on ITU-R BT1119.1 */
const V4L2_SLICED_WSS_625 = (0x4000);

const V4L2_SLICED_VBI_525 = (V4L2_SLICED_CAPTION_525);
const V4L2_SLICED_VBI_625 = (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625);

struct v4l2_sliced_vbi_cap {
 __u16   service_set;
 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
    service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
     (equals frame lines 313-336 for 625 line video
      standards, 263-286 for 525 line standards) */
 __u16[24][2]   service_lines;
 /*enum*/ v4l2_buf_type type;
 __u32[3]   reserved;    /* must be 0 */
}

struct v4l2_sliced_vbi_data {
 __u32   id;
 __u32   field;          /* 0: first field, 1: second field */
 __u32   line;           /* 1-23 */
 __u32   reserved;       /* must be 0 */
 __u8[48]    data;
}

/*
 * Sliced VBI data inserted into MPEG Streams
 */

/*
 * V4L2_MPEG_STREAM_VBI_FMT_IVTV:
 *
 * Structure of payload contained in an MPEG 2 Private Stream 1 PES Packet in an
 * MPEG-2 Program Pack that contains V4L2_MPEG_STREAM_VBI_FMT_IVTV Sliced VBI
 * data
 *
 * Note, the MPEG-2 Program Pack and Private Stream 1 PES packet header
 * definitions are not included here.  See the MPEG-2 specifications for details
 * on these headers.
 */

/* Line type IDs */
const V4L2_MPEG_VBI_IVTV_TELETEXT_B = (1);
const V4L2_MPEG_VBI_IVTV_CAPTION_525 = (4);
const V4L2_MPEG_VBI_IVTV_WSS_625 = (5);
const V4L2_MPEG_VBI_IVTV_VPS = (7);

struct v4l2_mpeg_vbi_itv0_line {
 __u8 id; /* One of V4L2_MPEG_VBI_IVTV_* above */
 __u8[42] data; /* Sliced VBI data for the line */
} //__attribute__ ((packed));

struct v4l2_mpeg_vbi_itv0 {
 __le32[2] linemask; /* Bitmasks of VBI service lines present */
 /*struct*/ v4l2_mpeg_vbi_itv0_line[35] line;
} //__attribute__ ((packed));

struct v4l2_mpeg_vbi_ITV0 {
 /*struct*/ v4l2_mpeg_vbi_itv0_line[36] line;
} //__attribute__ ((packed));

const V4L2_MPEG_VBI_IVTV_MAGIC0 = "itv0";
const V4L2_MPEG_VBI_IVTV_MAGIC1 = "ITV0";

struct v4l2_mpeg_vbi_fmt_ivtv {
 __u8 magic[4];
 union {
  /*struct*/ v4l2_mpeg_vbi_itv0 itv0;
  /*struct*/ v4l2_mpeg_vbi_ITV0 ITV0;
 }
} //__attribute__ ((packed));

/*
 * A G G R E G A T E   S T R U C T U R E S
 */

union Fmt{
/*struct*/ v4l2_pix_format  pix;     /* V4L2_BUF_TYPE_VIDEO_CAPTURE */
/*struct*/ v4l2_window  win;     /* V4L2_BUF_TYPE_VIDEO_OVERLAY */
/*struct*/ v4l2_vbi_format  vbi;     /* V4L2_BUF_TYPE_VBI_CAPTURE */
/*struct*/ v4l2_sliced_vbi_format sliced;  /* V4L2_BUF_TYPE_SLICED_VBI_CAPTURE */
__u8[200] raw_data;                   /* user-defined */
}

/* Stream data format
 */
struct v4l2_format {
 /*enum*/ v4l2_buf_type type;
 /+union {
  /*struct*/ v4l2_pix_format  pix;     /* V4L2_BUF_TYPE_VIDEO_CAPTURE */
  /*struct*/ v4l2_window  win;     /* V4L2_BUF_TYPE_VIDEO_OVERLAY */
  /*struct*/ v4l2_vbi_format  vbi;     /* V4L2_BUF_TYPE_VBI_CAPTURE */
  /*struct*/ v4l2_sliced_vbi_format sliced;  /* V4L2_BUF_TYPE_SLICED_VBI_CAPTURE */
  __u8[200] raw_data;                   /* user-defined */
 }+/Fmt fmt;
}

union Parm {
/*struct*/ v4l2_captureparm capture;
/*struct*/ v4l2_outputparm output;
__u8[200] raw_data;  /* user-defined */
}

/* Stream type-dependent parameters
 */
struct v4l2_streamparm {
 /*enum*/ v4l2_buf_type type;
 /+union {
  /*struct*/ v4l2_captureparm capture;
  /*struct*/ v4l2_outputparm output;
  __u8[200] raw_data;  /* user-defined */
 } +/ Parm parm;
}

/*
 * A D V A N C E D   D E B U G G I N G
 *
 * NOTE: EXPERIMENTAL API, NEVER RELY ON THIS IN APPLICATIONS!
 * FOR DEBUGGING, TESTING AND INTERNAL USE ONLY!
 */

/* VIDIOC_DBG_G_REGISTER and VIDIOC_DBG_S_REGISTER */

const V4L2_CHIP_MATCH_HOST = 0; /* Match against chip ID on host (0 for the host) */
const V4L2_CHIP_MATCH_I2C_DRIVER = 1; /* Match against I2C driver name */
const V4L2_CHIP_MATCH_I2C_ADDR = 2; /* Match against I2C 7-bit address */
const V4L2_CHIP_MATCH_AC97 = 3; /* Match against anciliary AC97 chip */

struct v4l2_dbg_match {
 __u32 type; /* Match type */
 union {     /* Match this chip, meaning determined by type */
  __u32 addr;
  char[32] name;
 }
} //__attribute__ ((packed));

struct v4l2_dbg_register {
 /*struct*/ v4l2_dbg_match match;
 __u32 size; /* register size in bytes */
 __u64 reg;
 __u64 val;
} //__attribute__ ((packed));

/* VIDIOC_DBG_G_CHIP_IDENT */
struct v4l2_dbg_chip_ident {
 /*struct*/ v4l2_dbg_match match;
 __u32 ident;       /* chip identifier as specified in <media/v4l2-chip-ident.h> */
 __u32 revision;    /* chip revision, chip specific */
} //__attribute__ ((packed));

/*
 * 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
 *
 */
const VIDIOC_QUERYCAP = _IOR!('V',  0, /*struct*/ v4l2_capability);
const VIDIOC_RESERVED = _IO!('V',  1);
const VIDIOC_ENUM_FMT = _IOWR!('V',  2, /*struct*/ v4l2_fmtdesc);
const VIDIOC_G_FMT = _IOWR!('V',  4, /*struct*/ v4l2_format);
const VIDIOC_S_FMT = _IOWR!('V',  5, /*struct*/ v4l2_format);
const VIDIOC_REQBUFS  = _IOWR!('V',  8, /*struct*/ v4l2_requestbuffers);
const VIDIOC_QUERYBUF = _IOWR!('V',  9, /*struct*/ v4l2_buffer);
const VIDIOC_G_FBUF = _IOR!('V', 10, /*struct*/ v4l2_framebuffer);
const VIDIOC_S_FBUF = _IOW!('V', 11, /*struct*/ v4l2_framebuffer);
const VIDIOC_OVERLAY = _IOW!('V', 14, int);
const VIDIOC_QBUF = _IOWR!('V', 15, /*struct*/ v4l2_buffer);
const VIDIOC_DQBUF = _IOWR!('V', 17, /*struct*/ v4l2_buffer);
const VIDIOC_STREAMON = _IOW!('V', 18, int);
const VIDIOC_STREAMOFF = _IOW!('V', 19, int);
const VIDIOC_G_PARM  = _IOWR!('V', 21, /*struct*/ v4l2_streamparm);
const VIDIOC_S_PARM  = _IOWR!('V', 22, /*struct*/ v4l2_streamparm);
const VIDIOC_G_STD = _IOR!('V', 23, v4l2_std_id);
const VIDIOC_S_STD = _IOW!('V', 24, v4l2_std_id);
const VIDIOC_ENUMSTD =  _IOWR!('V', 25, /*struct*/ v4l2_standard);
const VIDIOC_ENUMINPUT = _IOWR!('V', 26, /*struct*/ v4l2_input);
const VIDIOC_G_CTRL = _IOWR!('V', 27, /*struct*/ v4l2_control);
const VIDIOC_S_CTRL = _IOWR!('V', 28, /*struct*/ v4l2_control);
const VIDIOC_G_TUNER = _IOWR!('V', 29, /*struct*/ v4l2_tuner);
const VIDIOC_S_TUNER = _IOW!('V', 30, /*struct*/ v4l2_tuner);
const VIDIOC_G_AUDIO = _IOR!('V', 33, /*struct*/ v4l2_audio);
const VIDIOC_S_AUDIO = _IOW!('V', 34, /*struct*/ v4l2_audio);
const VIDIOC_QUERYCTRL = _IOWR!('V', 36, /*struct*/ v4l2_queryctrl);
const VIDIOC_QUERYMENU = _IOWR!('V', 37, /*struct*/ v4l2_querymenu);
const VIDIOC_G_INPUT = _IOR!('V', 38, int);
const VIDIOC_S_INPUT =  _IOWR!('V', 39, int);
const VIDIOC_G_OUTPUT = _IOR!('V', 46, int);
const VIDIOC_S_OUTPUT  = _IOWR!('V', 47, int);
const VIDIOC_ENUMOUTPUT = _IOWR!('V', 48, /*struct*/ v4l2_output);
const VIDIOC_G_AUDOUT = _IOR!('V', 49, /*struct*/ v4l2_audioout);
const VIDIOC_S_AUDOUT = _IOW!('V', 50, /*struct*/ v4l2_audioout);
const VIDIOC_G_MODULATOR = _IOWR!('V', 54, /*struct*/ v4l2_modulator);
const VIDIOC_S_MODULATOR = _IOW!('V', 55, /*struct*/ v4l2_modulator);
const VIDIOC_G_FREQUENCY = _IOWR!('V', 56, /*struct*/ v4l2_frequency);
const VIDIOC_S_FREQUENCY = _IOW!('V', 57, /*struct*/ v4l2_frequency);
const VIDIOC_CROPCAP = _IOWR!('V', 58, /*struct*/ v4l2_cropcap);
const VIDIOC_G_CROP  = _IOWR!('V', 59, /*struct*/ v4l2_crop);
const VIDIOC_S_CROP = _IOW!('V', 60, /*struct*/ v4l2_crop);
const VIDIOC_G_JPEGCOMP = _IOR!('V', 61, /*struct*/ v4l2_jpegcompression);
const VIDIOC_S_JPEGCOMP = _IOW!('V', 62, /*struct*/ v4l2_jpegcompression);
const VIDIOC_QUERYSTD = _IOR!('V', 63, v4l2_std_id);
const VIDIOC_TRY_FMT = _IOWR!('V', 64, /*struct*/ v4l2_format);
const VIDIOC_ENUMAUDIO = _IOWR!('V', 65, /*struct*/ v4l2_audio);
const VIDIOC_ENUMAUDOUT = _IOWR!('V', 66, /*struct*/ v4l2_audioout);
const VIDIOC_G_PRIORITY = _IOR!('V', 67, /*enum*/ v4l2_priority);
const VIDIOC_S_PRIORITY = _IOW!('V', 68, /*enum*/ v4l2_priority);
const VIDIOC_G_SLICED_VBI_CAP = _IOWR!('V', 69, /*struct*/ v4l2_sliced_vbi_cap);
const VIDIOC_LOG_STATUS = _IO!('V', 70);
const VIDIOC_G_EXT_CTRLS = _IOWR!('V', 71, /*struct*/ v4l2_ext_controls);
const VIDIOC_S_EXT_CTRLS = _IOWR!('V', 72, /*struct*/ v4l2_ext_controls);
const VIDIOC_TRY_EXT_CTRLS = _IOWR!('V', 73, /*struct*/ v4l2_ext_controls);
//#if 1
const VIDIOC_ENUM_FRAMESIZES = _IOWR!('V', 74, /*struct*/ v4l2_frmsizeenum);
const VIDIOC_ENUM_FRAMEINTERVALS = _IOWR!('V', 75, /*struct*/ v4l2_frmivalenum);
const VIDIOC_G_ENC_INDEX = _IOR!('V', 76, /*struct*/ v4l2_enc_idx);
const VIDIOC_ENCODER_CMD = _IOWR!('V', 77, /*struct*/ v4l2_encoder_cmd);
const VIDIOC_TRY_ENCODER_CMD = _IOWR!('V', 78, /*struct*/ v4l2_encoder_cmd);
//#endif

//#if 1
/* Experimental, meant for debugging, testing and internal use.
   Only implemented if CONFIG_VIDEO_ADV_DEBUG is defined.
   You must be root to use these ioctls. Never use these in applications! */
const VIDIOC_DBG_S_REGISTER = _IOW!('V', 79, /*struct*/ v4l2_dbg_register);
const VIDIOC_DBG_G_REGISTER = _IOWR!('V', 80, /*struct*/ v4l2_dbg_register);

/* Experimental, meant for debugging, testing and internal use.
   Never use this ioctl in applications! */
const VIDIOC_DBG_G_CHIP_IDENT = _IOWR!('V', 81, /*struct*/ v4l2_dbg_chip_ident);
//#endif

const VIDIOC_S_HW_FREQ_SEEK = _IOW!('V', 82, /*struct*/ v4l2_hw_freq_seek);
/* Reminder: when adding new ioctls please add support for them to
   drivers/media/video/v4l2-compat-ioctl32.c as well! */

//#ifdef __OLD_VIDIOC_
/* for compatibility, will go away some day */
const VIDIOC_OVERLAY_OLD = _IOWR!('V', 14, int);
const VIDIOC_S_PARM_OLD = _IOW!('V', 22, /*struct*/ v4l2_streamparm);
const VIDIOC_S_CTRL_OLD = _IOW!('V', 28, /*struct*/ v4l2_control);
const VIDIOC_G_AUDIO_OLD = _IOWR!('V', 33, /*struct*/ v4l2_audio);
const VIDIOC_G_AUDOUT_OLD = _IOWR!('V', 49, /*struct*/ v4l2_audioout);
const VIDIOC_CROPCAP_OLD = _IOR!('V', 58, /*struct*/ v4l2_cropcap);
//#endif

const BASE_VIDIOC_PRIVATE = 192;  /* 192-255 are private */