svn commit: r221422 - vendor/v4l/2.6.17
Julian Elischer
julian at freebsd.org
Wed May 4 21:35:54 UTC 2011
On 5/4/11 2:22 AM, Alexander Leidinger wrote:
> Author: netchild
> Date: Wed May 4 08:22:58 2011
> New Revision: 221422
> URL: http://svn.freebsd.org/changeset/base/221422
note that I have email from Bill dirks (somewhere) explicitly allowing
us to use this file
also from alan cox (the linux one) for the original v4l.h
> Log:
> Tag the v4l2 header with the linux kernel version where I took it from.
>
> Added:
> vendor/v4l/2.6.17/videodev2.h
> - copied unchanged from r221421, vendor/v4l/dist/videodev2.h
>
> Copied: vendor/v4l/2.6.17/videodev2.h (from r221421, vendor/v4l/dist/videodev2.h)
> ==============================================================================
> --- /dev/null 00:00:00 1970 (empty, because file is newly added)
> +++ vendor/v4l/2.6.17/videodev2.h Wed May 4 08:22:58 2011 (r221422, copy of r221421, vendor/v4l/dist/videodev2.h)
> @@ -0,0 +1,1164 @@
> +#ifndef __LINUX_VIDEODEV2_H
> +#define __LINUX_VIDEODEV2_H
> +/*
> + * Video for Linux Two
> + *
> + * Header file for v4l or V4L2 drivers and applications, for
> + * Linux kernels 2.2.x or 2.4.x.
> + *
> + * See http://bytesex.org/v4l/ for API specs and other
> + * v4l2 documentation.
> + *
> + * Author: Bill Dirks<bdirks at pacbell.net>
> + * Justin Schoeman
> + * et al.
> + */
> +#ifdef __KERNEL__
> +#include<linux/time.h> /* need struct timeval */
> +#include<linux/poll.h>
> +#include<linux/device.h>
> +#include<linux/mutex.h>
> +#endif
> +#include<linux/compiler.h> /* need __user */
> +
> +
> +#define OBSOLETE_OWNER 1 /* It will be removed for 2.6.17 */
> +#define HAVE_V4L2 1
> +
> +/*
> + * Common stuff for both V4L1 and V4L2
> + * Moved from videodev.h
> + */
> +
> +#define VIDEO_MAX_FRAME 32
> +
> +#define VID_TYPE_CAPTURE 1 /* Can capture */
> +#define VID_TYPE_TUNER 2 /* Can tune */
> +#define VID_TYPE_TELETEXT 4 /* Does teletext */
> +#define VID_TYPE_OVERLAY 8 /* Overlay onto frame buffer */
> +#define VID_TYPE_CHROMAKEY 16 /* Overlay by chromakey */
> +#define VID_TYPE_CLIPPING 32 /* Can clip */
> +#define VID_TYPE_FRAMERAM 64 /* Uses the frame buffer memory */
> +#define VID_TYPE_SCALES 128 /* Scalable */
> +#define VID_TYPE_MONOCHROME 256 /* Monochrome only */
> +#define VID_TYPE_SUBCAPTURE 512 /* Can capture subareas of the image */
> +#define VID_TYPE_MPEG_DECODER 1024 /* Can decode MPEG streams */
> +#define VID_TYPE_MPEG_ENCODER 2048 /* Can encode MPEG streams */
> +#define VID_TYPE_MJPEG_DECODER 4096 /* Can decode MJPEG streams */
> +#define VID_TYPE_MJPEG_ENCODER 8192 /* Can encode MJPEG streams */
> +
> +#ifdef __KERNEL__
> +
> +/* Minor device allocation */
> +#define MINOR_VFL_TYPE_GRABBER_MIN 0
> +#define MINOR_VFL_TYPE_GRABBER_MAX 63
> +#define MINOR_VFL_TYPE_RADIO_MIN 64
> +#define MINOR_VFL_TYPE_RADIO_MAX 127
> +#define MINOR_VFL_TYPE_VTX_MIN 192
> +#define MINOR_VFL_TYPE_VTX_MAX 223
> +#define MINOR_VFL_TYPE_VBI_MIN 224
> +#define MINOR_VFL_TYPE_VBI_MAX 255
> +
> +#define VFL_TYPE_GRABBER 0
> +#define VFL_TYPE_VBI 1
> +#define VFL_TYPE_RADIO 2
> +#define VFL_TYPE_VTX 3
> +
> +struct video_device
> +{
> + /* device info */
> + struct device *dev;
> + char name[32];
> + int type; /* v4l1 */
> + int type2; /* v4l2 */
> + int hardware;
> + int minor;
> +
> + /* device ops + callbacks */
> + const struct file_operations *fops;
> + void (*release)(struct video_device *vfd);
> +
> +
> +#if OBSOLETE_OWNER /* to be removed in 2.6.15 */
> + /* obsolete -- fops->owner is used instead */
> + struct module *owner;
> + /* dev->driver_data will be used instead some day.
> + * Use the video_{get|set}_drvdata() helper functions,
> + * so the switch over will be transparent for you.
> + * Or use {pci|usb}_{get|set}_drvdata() directly. */
> + void *priv;
> +#endif
> +
> + /* for videodev.c intenal usage -- please don't touch */
> + int users; /* video_exclusive_{open|close} ... */
> + struct mutex lock; /* ... helper function uses these */
> + char devfs_name[64]; /* devfs */
> + struct class_device class_dev; /* sysfs */
> +};
> +
> +#define VIDEO_MAJOR 81
> +
> +extern int video_register_device(struct video_device *, int type, int nr);
> +extern void video_unregister_device(struct video_device *);
> +extern int video_usercopy(struct inode *inode, struct file *file,
> + unsigned int cmd, unsigned long arg,
> + int (*func)(struct inode *inode, struct file *file,
> + unsigned int cmd, void *arg));
> +
> +/* helper functions to alloc / release struct video_device, the
> + later can be used for video_device->release() */
> +struct video_device *video_device_alloc(void);
> +void video_device_release(struct video_device *vfd);
> +
> +#endif
> +
> +/*
> + * M I S C E L L A N E O U S
> + */
> +
> +/* Four-character-code (FOURCC) */
> +#define v4l2_fourcc(a,b,c,d)\
> + (((__u32)(a)<<0)|((__u32)(b)<<8)|((__u32)(c)<<16)|((__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 */
> +};
> +#define V4L2_FIELD_HAS_TOP(field) \
> + ((field) == V4L2_FIELD_TOP ||\
> + (field) == V4L2_FIELD_INTERLACED ||\
> + (field) == V4L2_FIELD_SEQ_TB ||\
> + (field) == V4L2_FIELD_SEQ_BT)
> +#define V4L2_FIELD_HAS_BOTTOM(field) \
> + ((field) == V4L2_FIELD_BOTTOM ||\
> + (field) == V4L2_FIELD_INTERLACED ||\
> + (field) == V4L2_FIELD_SEQ_TB ||\
> + (field) == V4L2_FIELD_SEQ_BT)
> +#define V4L2_FIELD_HAS_BOTH(field) \
> + ((field) == V4L2_FIELD_INTERLACED ||\
> + (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,
> +#if 1
> + /* Experimental Sliced VBI */
> + V4L2_BUF_TYPE_SLICED_VBI_CAPTURE = 6,
> + V4L2_BUF_TYPE_SLICED_VBI_OUTPUT = 7,
> +#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,
> +};
> +
> +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 driver[16]; /* i.e. "bttv" */
> + __u8 card[32]; /* i.e. "Hauppauge WinTV" */
> + __u8 bus_info[32]; /* "PCI:" + pci_name(pci_dev) */
> + __u32 version; /* should use KERNEL_VERSION() */
> + __u32 capabilities; /* Device capabilities */
> + __u32 reserved[4];
> +};
> +
> +/* Values for 'capabilities' field */
> +#define V4L2_CAP_VIDEO_CAPTURE 0x00000001 /* Is a video capture device */
> +#define V4L2_CAP_VIDEO_OUTPUT 0x00000002 /* Is a video output device */
> +#define V4L2_CAP_VIDEO_OVERLAY 0x00000004 /* Can do video overlay */
> +#define V4L2_CAP_VBI_CAPTURE 0x00000010 /* Is a raw VBI capture device */
> +#define V4L2_CAP_VBI_OUTPUT 0x00000020 /* Is a raw VBI output device */
> +#if 1
> +#define V4L2_CAP_SLICED_VBI_CAPTURE 0x00000040 /* Is a sliced VBI capture device */
> +#define V4L2_CAP_SLICED_VBI_OUTPUT 0x00000080 /* Is a sliced VBI output device */
> +#endif
> +#define V4L2_CAP_RDS_CAPTURE 0x00000100 /* RDS data capture */
> +
> +#define V4L2_CAP_TUNER 0x00010000 /* has a tuner */
> +#define V4L2_CAP_AUDIO 0x00020000 /* has audio support */
> +#define V4L2_CAP_RADIO 0x00040000 /* is a radio device */
> +
> +#define V4L2_CAP_READWRITE 0x01000000 /* read/write systemcalls */
> +#define V4L2_CAP_ASYNCIO 0x02000000 /* async I/O */
> +#define 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 */
> +#define V4L2_PIX_FMT_RGB332 v4l2_fourcc('R','G','B','1') /* 8 RGB-3-3-2 */
> +#define V4L2_PIX_FMT_RGB555 v4l2_fourcc('R','G','B','O') /* 16 RGB-5-5-5 */
> +#define V4L2_PIX_FMT_RGB565 v4l2_fourcc('R','G','B','P') /* 16 RGB-5-6-5 */
> +#define V4L2_PIX_FMT_RGB555X v4l2_fourcc('R','G','B','Q') /* 16 RGB-5-5-5 BE */
> +#define V4L2_PIX_FMT_RGB565X v4l2_fourcc('R','G','B','R') /* 16 RGB-5-6-5 BE */
> +#define V4L2_PIX_FMT_BGR24 v4l2_fourcc('B','G','R','3') /* 24 BGR-8-8-8 */
> +#define V4L2_PIX_FMT_RGB24 v4l2_fourcc('R','G','B','3') /* 24 RGB-8-8-8 */
> +#define V4L2_PIX_FMT_BGR32 v4l2_fourcc('B','G','R','4') /* 32 BGR-8-8-8-8 */
> +#define V4L2_PIX_FMT_RGB32 v4l2_fourcc('R','G','B','4') /* 32 RGB-8-8-8-8 */
> +#define V4L2_PIX_FMT_GREY v4l2_fourcc('G','R','E','Y') /* 8 Greyscale */
> +#define V4L2_PIX_FMT_YVU410 v4l2_fourcc('Y','V','U','9') /* 9 YVU 4:1:0 */
> +#define V4L2_PIX_FMT_YVU420 v4l2_fourcc('Y','V','1','2') /* 12 YVU 4:2:0 */
> +#define V4L2_PIX_FMT_YUYV v4l2_fourcc('Y','U','Y','V') /* 16 YUV 4:2:2 */
> +#define V4L2_PIX_FMT_UYVY v4l2_fourcc('U','Y','V','Y') /* 16 YUV 4:2:2 */
> +#define V4L2_PIX_FMT_YUV422P v4l2_fourcc('4','2','2','P') /* 16 YVU422 planar */
> +#define V4L2_PIX_FMT_YUV411P v4l2_fourcc('4','1','1','P') /* 16 YVU411 planar */
> +#define V4L2_PIX_FMT_Y41P v4l2_fourcc('Y','4','1','P') /* 12 YUV 4:1:1 */
> +
> +/* two planes -- one Y, one Cr + Cb interleaved */
> +#define V4L2_PIX_FMT_NV12 v4l2_fourcc('N','V','1','2') /* 12 Y/CbCr 4:2:0 */
> +#define V4L2_PIX_FMT_NV21 v4l2_fourcc('N','V','2','1') /* 12 Y/CrCb 4:2:0 */
> +
> +/* The following formats are not defined in the V4L2 specification */
> +#define V4L2_PIX_FMT_YUV410 v4l2_fourcc('Y','U','V','9') /* 9 YUV 4:1:0 */
> +#define V4L2_PIX_FMT_YUV420 v4l2_fourcc('Y','U','1','2') /* 12 YUV 4:2:0 */
> +#define V4L2_PIX_FMT_YYUV v4l2_fourcc('Y','Y','U','V') /* 16 YUV 4:2:2 */
> +#define V4L2_PIX_FMT_HI240 v4l2_fourcc('H','I','2','4') /* 8 8-bit color */
> +
> +/* see http://www.siliconimaging.com/RGB%20Bayer.htm */
> +#define V4L2_PIX_FMT_SBGGR8 v4l2_fourcc('B','A','8','1') /* 8 BGBG.. GRGR.. */
> +
> +/* compressed formats */
> +#define V4L2_PIX_FMT_MJPEG v4l2_fourcc('M','J','P','G') /* Motion-JPEG */
> +#define V4L2_PIX_FMT_JPEG v4l2_fourcc('J','P','E','G') /* JFIF JPEG */
> +#define V4L2_PIX_FMT_DV v4l2_fourcc('d','v','s','d') /* 1394 */
> +#define V4L2_PIX_FMT_MPEG v4l2_fourcc('M','P','E','G') /* MPEG */
> +
> +/* Vendor-specific formats */
> +#define V4L2_PIX_FMT_WNVA v4l2_fourcc('W','N','V','A') /* Winnov hw compress */
> +#define V4L2_PIX_FMT_SN9C10X v4l2_fourcc('S','9','1','0') /* SN9C10x compression */
> +#define V4L2_PIX_FMT_PWC1 v4l2_fourcc('P','W','C','1') /* pwc older webcam */
> +#define V4L2_PIX_FMT_PWC2 v4l2_fourcc('P','W','C','2') /* pwc newer webcam */
> +#define V4L2_PIX_FMT_ET61X251 v4l2_fourcc('E','6','2','5') /* ET61X251 compression */
> +
> +/*
> + * 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 description[32]; /* Description string */
> + __u32 pixelformat; /* Format fourcc */
> + __u32 reserved[4];
> +};
> +
> +#define V4L2_FMT_FLAG_COMPRESSED 0x0001
> +
> +
> +/*
> + * T I M E C O D E
> + */
> +struct v4l2_timecode
> +{
> + __u32 type;
> + __u32 flags;
> + __u8 frames;
> + __u8 seconds;
> + __u8 minutes;
> + __u8 hours;
> + __u8 userbits[4];
> +};
> +
> +/* Type */
> +#define V4L2_TC_TYPE_24FPS 1
> +#define V4L2_TC_TYPE_25FPS 2
> +#define V4L2_TC_TYPE_30FPS 3
> +#define V4L2_TC_TYPE_50FPS 4
> +#define V4L2_TC_TYPE_60FPS 5
> +
> +/* Flags */
> +#define V4L2_TC_FLAG_DROPFRAME 0x0001 /* "drop-frame" mode */
> +#define V4L2_TC_FLAG_COLORFRAME 0x0002
> +#define V4L2_TC_USERBITS_field 0x000C
> +#define V4L2_TC_USERBITS_USERDEFINED 0x0000
> +#define V4L2_TC_USERBITS_8BITCHARS 0x0008
> +/* The above is based on SMPTE timecodes */
> +
> +
> +/*
> + * M P E G C O M P R E S S I O N P A R A M E T E R S
> + *
> + * ### WARNING: this is still work-in-progress right now, most likely
> + * ### there will be some incompatible changes.
> + *
> + */
> +
> +
> +enum v4l2_bitrate_mode {
> + V4L2_BITRATE_NONE = 0, /* not specified */
> + V4L2_BITRATE_CBR, /* constant bitrate */
> + V4L2_BITRATE_VBR, /* variable bitrate */
> +};
> +struct v4l2_bitrate {
> + /* rates are specified in kbit/sec */
> + enum v4l2_bitrate_mode mode;
> + __u32 min;
> + __u32 target; /* use this one for CBR */
> + __u32 max;
> +};
> +
> +enum v4l2_mpeg_streamtype {
> + V4L2_MPEG_SS_1, /* MPEG-1 system stream */
> + V4L2_MPEG_PS_2, /* MPEG-2 program stream */
> + V4L2_MPEG_TS_2, /* MPEG-2 transport stream */
> + V4L2_MPEG_PS_DVD, /* MPEG-2 program stream with DVD header fixups */
> +};
> +enum v4l2_mpeg_audiotype {
> + V4L2_MPEG_AU_2_I, /* MPEG-2 layer 1 */
> + V4L2_MPEG_AU_2_II, /* MPEG-2 layer 2 */
> + V4L2_MPEG_AU_2_III, /* MPEG-2 layer 3 */
> + V4L2_MPEG_AC3, /* AC3 */
> + V4L2_MPEG_LPCM, /* LPCM */
> +};
> +enum v4l2_mpeg_videotype {
> + V4L2_MPEG_VI_1, /* MPEG-1 */
> + V4L2_MPEG_VI_2, /* MPEG-2 */
> +};
> +enum v4l2_mpeg_aspectratio {
> + V4L2_MPEG_ASPECT_SQUARE = 1, /* square pixel */
> + V4L2_MPEG_ASPECT_4_3 = 2, /* 4 : 3 */
> + V4L2_MPEG_ASPECT_16_9 = 3, /* 16 : 9 */
> + V4L2_MPEG_ASPECT_1_221 = 4, /* 1 : 2,21 */
> +};
> +
> +struct v4l2_mpeg_compression {
> + /* general */
> + enum v4l2_mpeg_streamtype st_type;
> + struct v4l2_bitrate st_bitrate;
> +
> + /* transport streams */
> + __u16 ts_pid_pmt;
> + __u16 ts_pid_audio;
> + __u16 ts_pid_video;
> + __u16 ts_pid_pcr;
> +
> + /* program stream */
> + __u16 ps_size;
> + __u16 reserved_1; /* align */
> +
> + /* audio */
> + enum v4l2_mpeg_audiotype au_type;
> + struct v4l2_bitrate au_bitrate;
> + __u32 au_sample_rate;
> + __u8 au_pesid;
> + __u8 reserved_2[3]; /* align */
> +
> + /* video */
> + enum v4l2_mpeg_videotype vi_type;
> + enum v4l2_mpeg_aspectratio vi_aspect_ratio;
> + struct v4l2_bitrate vi_bitrate;
> + __u32 vi_frame_rate;
> + __u16 vi_frames_per_gop;
> + __u16 vi_bframes_count;
> + __u8 vi_pesid;
> + __u8 reserved_3[3]; /* align */
> +
> + /* misc flags */
> + __u32 closed_gops:1;
> + __u32 pulldown:1;
> + __u32 reserved_4:30; /* align */
> +
> + /* I don't expect the above being perfect yet ;) */
> + __u32 reserved_5[8];
> +};
> +
> +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 APP_data[60]; /* Data in the JPEG APPn segment. */
> +
> + int COM_len; /* Length of data in JPEG COM segment */
> + char COM_data[60]; /* 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! */
> +
> +#define V4L2_JPEG_MARKER_DHT (1<<3) /* Define Huffman Tables */
> +#define V4L2_JPEG_MARKER_DQT (1<<4) /* Define Quantization Tables */
> +#define V4L2_JPEG_MARKER_DRI (1<<5) /* Define Restart Interval */
> +#define V4L2_JPEG_MARKER_COM (1<<6) /* Comment segment */
> +#define 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 reserved[2];
> +};
> +
> +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 {
> + __u32 offset;
> + unsigned long userptr;
> + } m;
> + __u32 length;
> + __u32 input;
> + __u32 reserved;
> +};
> +
> +/* Flags for 'flags' field */
> +#define V4L2_BUF_FLAG_MAPPED 0x0001 /* Buffer is mapped (flag) */
> +#define V4L2_BUF_FLAG_QUEUED 0x0002 /* Buffer is queued for processing */
> +#define V4L2_BUF_FLAG_DONE 0x0004 /* Buffer is ready */
> +#define V4L2_BUF_FLAG_KEYFRAME 0x0008 /* Image is a keyframe (I-frame) */
> +#define V4L2_BUF_FLAG_PFRAME 0x0010 /* Image is a P-frame */
> +#define V4L2_BUF_FLAG_BFRAME 0x0020 /* Image is a B-frame */
> +#define V4L2_BUF_FLAG_TIMECODE 0x0100 /* timecode field is valid */
> +#define 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 */
> +#define V4L2_FBUF_CAP_EXTERNOVERLAY 0x0001
> +#define V4L2_FBUF_CAP_CHROMAKEY 0x0002
> +#define V4L2_FBUF_CAP_LIST_CLIPPING 0x0004
> +#define V4L2_FBUF_CAP_BITMAP_CLIPPING 0x0008
> +/* Flags for the 'flags' field. */
> +#define V4L2_FBUF_FLAG_PRIMARY 0x0001
> +#define V4L2_FBUF_FLAG_OVERLAY 0x0002
> +#define V4L2_FBUF_FLAG_CHROMAKEY 0x0004
> +
> +struct v4l2_clip
> +{
> + struct v4l2_rect c;
> + struct v4l2_clip __user *next;
> +};
> +
> +struct v4l2_window
> +{
> + struct v4l2_rect w;
> + enum v4l2_field field;
> + __u32 chromakey;
> + struct v4l2_clip __user *clips;
> + __u32 clipcount;
> + void __user *bitmap;
> +};
> +
> +
> +/*
> + * 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 reserved[4];
> +};
> +/* Flags for 'capability' and 'capturemode' fields */
> +#define V4L2_MODE_HIGHQUALITY 0x0001 /* High quality imaging mode */
> +#define 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 reserved[4];
> +};
> +
> +/*
> + * 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 */
> +#define V4L2_STD_PAL_B ((v4l2_std_id)0x00000001)
> +#define V4L2_STD_PAL_B1 ((v4l2_std_id)0x00000002)
> +#define V4L2_STD_PAL_G ((v4l2_std_id)0x00000004)
> +#define V4L2_STD_PAL_H ((v4l2_std_id)0x00000008)
> +#define V4L2_STD_PAL_I ((v4l2_std_id)0x00000010)
> +#define V4L2_STD_PAL_D ((v4l2_std_id)0x00000020)
> +#define V4L2_STD_PAL_D1 ((v4l2_std_id)0x00000040)
> +#define V4L2_STD_PAL_K ((v4l2_std_id)0x00000080)
> +
> +#define V4L2_STD_PAL_M ((v4l2_std_id)0x00000100)
> +#define V4L2_STD_PAL_N ((v4l2_std_id)0x00000200)
> +#define V4L2_STD_PAL_Nc ((v4l2_std_id)0x00000400)
> +#define V4L2_STD_PAL_60 ((v4l2_std_id)0x00000800)
> +
> +#define V4L2_STD_NTSC_M ((v4l2_std_id)0x00001000)
> +#define V4L2_STD_NTSC_M_JP ((v4l2_std_id)0x00002000)
> +#define V4L2_STD_NTSC_443 ((v4l2_std_id)0x00004000)
> +#define V4L2_STD_NTSC_M_KR ((v4l2_std_id)0x00008000)
> +
> +#define V4L2_STD_SECAM_B ((v4l2_std_id)0x00010000)
> +#define V4L2_STD_SECAM_D ((v4l2_std_id)0x00020000)
> +#define V4L2_STD_SECAM_G ((v4l2_std_id)0x00040000)
> +#define V4L2_STD_SECAM_H ((v4l2_std_id)0x00080000)
> +#define V4L2_STD_SECAM_K ((v4l2_std_id)0x00100000)
> +#define V4L2_STD_SECAM_K1 ((v4l2_std_id)0x00200000)
> +#define V4L2_STD_SECAM_L ((v4l2_std_id)0x00400000)
> +#define V4L2_STD_SECAM_LC ((v4l2_std_id)0x00800000)
> +
> +/* ATSC/HDTV */
> +#define V4L2_STD_ATSC_8_VSB ((v4l2_std_id)0x01000000)
> +#define V4L2_STD_ATSC_16_VSB ((v4l2_std_id)0x02000000)
> +
> +/* some merged standards */
> +#define V4L2_STD_MN (V4L2_STD_PAL_M|V4L2_STD_PAL_N|V4L2_STD_PAL_Nc|V4L2_STD_NTSC)
> +#define V4L2_STD_B (V4L2_STD_PAL_B|V4L2_STD_PAL_B1|V4L2_STD_SECAM_B)
> +#define V4L2_STD_GH (V4L2_STD_PAL_G|V4L2_STD_PAL_H|V4L2_STD_SECAM_G|V4L2_STD_SECAM_H)
> +#define V4L2_STD_DK (V4L2_STD_PAL_DK|V4L2_STD_SECAM_DK)
> +
> +/* some common needed stuff */
> +#define V4L2_STD_PAL_BG (V4L2_STD_PAL_B |\
> + V4L2_STD_PAL_B1 |\
> + V4L2_STD_PAL_G)
> +#define V4L2_STD_PAL_DK (V4L2_STD_PAL_D |\
> + V4L2_STD_PAL_D1 |\
> + V4L2_STD_PAL_K)
> +#define V4L2_STD_PAL (V4L2_STD_PAL_BG |\
> + V4L2_STD_PAL_DK |\
> + V4L2_STD_PAL_H |\
> + V4L2_STD_PAL_I)
> +#define V4L2_STD_NTSC (V4L2_STD_NTSC_M |\
> + V4L2_STD_NTSC_M_JP |\
> + V4L2_STD_NTSC_M_KR)
> +#define V4L2_STD_SECAM_DK (V4L2_STD_SECAM_D |\
> + V4L2_STD_SECAM_K |\
> + V4L2_STD_SECAM_K1)
> +#define 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)
> +
> +#define V4L2_STD_525_60 (V4L2_STD_PAL_M |\
> + V4L2_STD_PAL_60 |\
> + V4L2_STD_NTSC |\
> + V4L2_STD_NTSC_443)
> +#define V4L2_STD_625_50 (V4L2_STD_PAL |\
> + V4L2_STD_PAL_N |\
> + V4L2_STD_PAL_Nc |\
> + V4L2_STD_SECAM)
> +#define V4L2_STD_ATSC (V4L2_STD_ATSC_8_VSB |\
> + V4L2_STD_ATSC_16_VSB)
> +
> +#define V4L2_STD_UNKNOWN 0
> +#define V4L2_STD_ALL (V4L2_STD_525_60 |\
> + V4L2_STD_625_50)
> +
> +struct v4l2_standard
> +{
> + __u32 index;
> + v4l2_std_id id;
> + __u8 name[24];
> + struct v4l2_fract frameperiod; /* Frames, not fields */
> + __u32 framelines;
> + __u32 reserved[4];
> +};
> +
> +
> +/*
> + * V I D E O I N P U T S
> + */
> +struct v4l2_input
> +{
> + __u32 index; /* Which input */
> + __u8 name[32]; /* Label */
> + __u32 type; /* Type of input */
> + __u32 audioset; /* Associated audios (bitfield) */
> + __u32 tuner; /* Associated tuner */
> + v4l2_std_id std;
> + __u32 status;
> + __u32 reserved[4];
> +};
> +/* Values for the 'type' field */
> +#define V4L2_INPUT_TYPE_TUNER 1
> +#define V4L2_INPUT_TYPE_CAMERA 2
> +
> +/* field 'status' - general */
> +#define V4L2_IN_ST_NO_POWER 0x00000001 /* Attached device is off */
> +#define V4L2_IN_ST_NO_SIGNAL 0x00000002
> +#define V4L2_IN_ST_NO_COLOR 0x00000004
> +
> +/* field 'status' - analog */
> +#define V4L2_IN_ST_NO_H_LOCK 0x00000100 /* No horizontal sync lock */
> +#define V4L2_IN_ST_COLOR_KILL 0x00000200 /* Color killer is active */
> +
> +/* field 'status' - digital */
> +#define V4L2_IN_ST_NO_SYNC 0x00010000 /* No synchronization lock */
> +#define V4L2_IN_ST_NO_EQU 0x00020000 /* No equalizer lock */
> +#define V4L2_IN_ST_NO_CARRIER 0x00040000 /* Carrier recovery failed */
> +
> +/* field 'status' - VCR and set-top box */
> +#define V4L2_IN_ST_MACROVISION 0x01000000 /* Macrovision detected */
> +#define V4L2_IN_ST_NO_ACCESS 0x02000000 /* Conditional access denied */
> +#define 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 name[32]; /* Label */
> + __u32 type; /* Type of output */
> + __u32 audioset; /* Associated audios (bitfield) */
> + __u32 modulator; /* Associated modulator */
> + v4l2_std_id std;
> + __u32 reserved[4];
> +};
> +/* Values for the 'type' field */
> +#define V4L2_OUTPUT_TYPE_MODULATOR 1
> +#define V4L2_OUTPUT_TYPE_ANALOG 2
> +#define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY 3
> +
> +/*
> + * C O N T R O L S
> + */
> +struct v4l2_control
> +{
> + __u32 id;
> + __s32 value;
> +};
> +
> +/* Used in the VIDIOC_QUERYCTRL ioctl for querying controls */
> +struct v4l2_queryctrl
> +{
> + __u32 id;
> + enum v4l2_ctrl_type type;
> + __u8 name[32]; /* Whatever */
> + __s32 minimum; /* Note signedness */
> + __s32 maximum;
> + __s32 step;
> + __s32 default_value;
> + __u32 flags;
> + __u32 reserved[2];
> +};
> +
> +/* Used in the VIDIOC_QUERYMENU ioctl for querying menu items */
> +struct v4l2_querymenu
> +{
> + __u32 id;
> + __u32 index;
> + __u8 name[32]; /* Whatever */
> + __u32 reserved;
> +};
> +
> +/* Control flags */
> +#define V4L2_CTRL_FLAG_DISABLED 0x0001
> +#define V4L2_CTRL_FLAG_GRABBED 0x0002
> +
> +/* Control IDs defined by V4L2 */
> +#define V4L2_CID_BASE 0x00980900
> +/* IDs reserved for driver specific controls */
> +#define V4L2_CID_PRIVATE_BASE 0x08000000
> +
> +#define V4L2_CID_BRIGHTNESS (V4L2_CID_BASE+0)
> +#define V4L2_CID_CONTRAST (V4L2_CID_BASE+1)
> +#define V4L2_CID_SATURATION (V4L2_CID_BASE+2)
> +#define V4L2_CID_HUE (V4L2_CID_BASE+3)
> +#define V4L2_CID_AUDIO_VOLUME (V4L2_CID_BASE+5)
> +#define V4L2_CID_AUDIO_BALANCE (V4L2_CID_BASE+6)
> +#define V4L2_CID_AUDIO_BASS (V4L2_CID_BASE+7)
> +#define V4L2_CID_AUDIO_TREBLE (V4L2_CID_BASE+8)
> +#define V4L2_CID_AUDIO_MUTE (V4L2_CID_BASE+9)
> +#define V4L2_CID_AUDIO_LOUDNESS (V4L2_CID_BASE+10)
> +#define V4L2_CID_BLACK_LEVEL (V4L2_CID_BASE+11)
> +#define V4L2_CID_AUTO_WHITE_BALANCE (V4L2_CID_BASE+12)
> +#define V4L2_CID_DO_WHITE_BALANCE (V4L2_CID_BASE+13)
> +#define V4L2_CID_RED_BALANCE (V4L2_CID_BASE+14)
> +#define V4L2_CID_BLUE_BALANCE (V4L2_CID_BASE+15)
> +#define V4L2_CID_GAMMA (V4L2_CID_BASE+16)
> +#define V4L2_CID_WHITENESS (V4L2_CID_GAMMA) /* ? Not sure */
> +#define V4L2_CID_EXPOSURE (V4L2_CID_BASE+17)
> +#define V4L2_CID_AUTOGAIN (V4L2_CID_BASE+18)
> +#define V4L2_CID_GAIN (V4L2_CID_BASE+19)
> +#define V4L2_CID_HFLIP (V4L2_CID_BASE+20)
> +#define V4L2_CID_VFLIP (V4L2_CID_BASE+21)
> +#define V4L2_CID_HCENTER (V4L2_CID_BASE+22)
> +#define V4L2_CID_VCENTER (V4L2_CID_BASE+23)
> +#define V4L2_CID_LASTP1 (V4L2_CID_BASE+24) /* last CID + 1 */
> +
> +/*
> + * T U N I N G
> + */
> +struct v4l2_tuner
> +{
> + __u32 index;
> + __u8 name[32];
> + enum v4l2_tuner_type type;
> + __u32 capability;
> + __u32 rangelow;
> + __u32 rangehigh;
> + __u32 rxsubchans;
> + __u32 audmode;
> + __s32 signal;
> + __s32 afc;
> + __u32 reserved[4];
> +};
> +
> +struct v4l2_modulator
> +{
> + __u32 index;
> + __u8 name[32];
> + __u32 capability;
> + __u32 rangelow;
> + __u32 rangehigh;
> + __u32 txsubchans;
> + __u32 reserved[4];
> +};
> +
> +/* Flags for the 'capability' field */
> +#define V4L2_TUNER_CAP_LOW 0x0001
> +#define V4L2_TUNER_CAP_NORM 0x0002
> +#define V4L2_TUNER_CAP_STEREO 0x0010
> +#define V4L2_TUNER_CAP_LANG2 0x0020
> +#define V4L2_TUNER_CAP_SAP 0x0020
> +#define V4L2_TUNER_CAP_LANG1 0x0040
> +
> +/* Flags for the 'rxsubchans' field */
> +#define V4L2_TUNER_SUB_MONO 0x0001
> +#define V4L2_TUNER_SUB_STEREO 0x0002
> +#define V4L2_TUNER_SUB_LANG2 0x0004
> +#define V4L2_TUNER_SUB_SAP 0x0004
> +#define V4L2_TUNER_SUB_LANG1 0x0008
> +
> +/* Values for the 'audmode' field */
> +#define V4L2_TUNER_MODE_MONO 0x0000
> +#define V4L2_TUNER_MODE_STEREO 0x0001
> +#define V4L2_TUNER_MODE_LANG2 0x0002
> +#define V4L2_TUNER_MODE_SAP 0x0002
> +#define V4L2_TUNER_MODE_LANG1 0x0003
> +#define V4L2_TUNER_MODE_LANG1_LANG2 0x0004
> +
> +struct v4l2_frequency
> +{
> + __u32 tuner;
> + enum v4l2_tuner_type type;
> + __u32 frequency;
> + __u32 reserved[8];
> +};
> +
> +/*
> + * A U D I O
> + */
> +struct v4l2_audio
> +{
> + __u32 index;
> + __u8 name[32];
> + __u32 capability;
> + __u32 mode;
> + __u32 reserved[2];
> +};
> +/* Flags for the 'capability' field */
> +#define V4L2_AUDCAP_STEREO 0x00001
> +#define V4L2_AUDCAP_AVL 0x00002
> +
> +/* Flags for the 'mode' field */
> +#define V4L2_AUDMODE_AVL 0x00001
> +
> +struct v4l2_audioout
> +{
> + __u32 index;
> + __u8 name[32];
> + __u32 capability;
> + __u32 mode;
> + __u32 reserved[2];
> +};
> +
> +/*
> + * 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 start[2];
> + __u32 count[2];
> + __u32 flags; /* V4L2_VBI_* */
> + __u32 reserved[2]; /* must be zero */
> +};
> +
> +/* VBI flags */
> +#define V4L2_VBI_UNSYNC (1<< 0)
> +#define V4L2_VBI_INTERLACED (1<< 1)
> +
> +#if 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 service_lines[2][24];
> + __u32 io_size;
> + __u32 reserved[2]; /* must be zero */
> +};
> +
> +/* Teletext World System Teletext
> + (WST), defined on ITU-R BT.653-2 */
> +#define V4L2_SLICED_TELETEXT_B (0x0001)
> +/* Video Program System, defined on ETS 300 231*/
> +#define V4L2_SLICED_VPS (0x0400)
> +/* Closed Caption, defined on EIA-608 */
> +#define V4L2_SLICED_CAPTION_525 (0x1000)
> +/* Wide Screen System, defined on ITU-R BT1119.1 */
> +#define V4L2_SLICED_WSS_625 (0x4000)
> +
> +#define V4L2_SLICED_VBI_525 (V4L2_SLICED_CAPTION_525)
> +#define 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 service_lines[2][24];
> + __u32 reserved[4]; /* 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 */
>
> *** DIFF OUTPUT TRUNCATED AT 1000 LINES ***
>
>
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