videodev2.h File Reference

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Data Structures

struct v4l2_rect

struct v4l2_fract

struct v4l2_capability

struct v4l2_pix_format

struct v4l2_fmtdesc

struct v4l2_timecode

struct v4l2_jpegcompression

struct v4l2_requestbuffers

struct v4l2_buffer

struct v4l2_framebuffer

struct v4l2_clip

struct v4l2_window

struct v4l2_captureparm

struct v4l2_outputparm

struct v4l2_cropcap

struct v4l2_crop

struct v4l2_standard

struct v4l2_input

struct v4l2_output

struct v4l2_control

struct v4l2_queryctrl

struct v4l2_querymenu

struct v4l2_tuner

struct v4l2_modulator

struct v4l2_frequency

struct v4l2_audio

struct v4l2_audioout

struct v4l2_vbi_format

struct v4l2_format

struct v4l2_streamparm

Defines

#define v4l2_fourcc(a, b, c, d)   (((__u32)(a)<<0)|((__u32)(b)<<8)|((__u32)(c)<<16)|((__u32)(d)<<24))

#define V4L2_FIELD_HAS_TOP(field)

#define V4L2_FIELD_HAS_BOTTOM(field)

#define V4L2_FIELD_HAS_BOTH(field)

#define V4L2_CAP_VIDEO_CAPTURE   0x00000001

#define V4L2_CAP_VIDEO_OUTPUT   0x00000002

#define V4L2_CAP_VIDEO_OVERLAY   0x00000004

#define V4L2_CAP_VBI_CAPTURE   0x00000010

#define V4L2_CAP_VBI_OUTPUT   0x00000020

#define V4L2_CAP_RDS_CAPTURE   0x00000100

#define V4L2_CAP_TUNER   0x00010000

#define V4L2_CAP_AUDIO   0x00020000

#define V4L2_CAP_READWRITE   0x01000000

#define V4L2_CAP_ASYNCIO   0x02000000

#define V4L2_CAP_STREAMING   0x04000000

#define V4L2_PIX_FMT_RGB332   v4l2_fourcc('R','G','B','1')

#define V4L2_PIX_FMT_RGB555   v4l2_fourcc('R','G','B','O')

#define V4L2_PIX_FMT_RGB565   v4l2_fourcc('R','G','B','P')

#define V4L2_PIX_FMT_RGB555X   v4l2_fourcc('R','G','B','Q')

#define V4L2_PIX_FMT_RGB565X   v4l2_fourcc('R','G','B','R')

#define V4L2_PIX_FMT_BGR24   v4l2_fourcc('B','G','R','3')

#define V4L2_PIX_FMT_RGB24   v4l2_fourcc('R','G','B','3')

#define V4L2_PIX_FMT_BGR32   v4l2_fourcc('B','G','R','4')

#define V4L2_PIX_FMT_RGB32   v4l2_fourcc('R','G','B','4')

#define V4L2_PIX_FMT_GREY   v4l2_fourcc('G','R','E','Y')

#define V4L2_PIX_FMT_YVU410   v4l2_fourcc('Y','V','U','9')

#define V4L2_PIX_FMT_YVU420   v4l2_fourcc('Y','V','1','2')

#define V4L2_PIX_FMT_YUYV   v4l2_fourcc('Y','U','Y','V')

#define V4L2_PIX_FMT_UYVY   v4l2_fourcc('U','Y','V','Y')

#define V4L2_PIX_FMT_YUV422P   v4l2_fourcc('4','2','2','P')

#define V4L2_PIX_FMT_YUV411P   v4l2_fourcc('4','1','1','P')

#define V4L2_PIX_FMT_Y41P   v4l2_fourcc('Y','4','1','P')

#define V4L2_PIX_FMT_NV12   v4l2_fourcc('N','V','1','2')

#define V4L2_PIX_FMT_NV21   v4l2_fourcc('N','V','2','1')

#define V4L2_PIX_FMT_YUV410   v4l2_fourcc('Y','U','V','9')

#define V4L2_PIX_FMT_YUV420   v4l2_fourcc('Y','U','1','2')

#define V4L2_PIX_FMT_YYUV   v4l2_fourcc('Y','Y','U','V')

#define V4L2_PIX_FMT_HI240   v4l2_fourcc('H','I','2','4')

#define V4L2_PIX_FMT_MJPEG   v4l2_fourcc('M','J','P','G')

#define V4L2_PIX_FMT_JPEG   v4l2_fourcc('J','P','E','G')

#define V4L2_PIX_FMT_DV   v4l2_fourcc('d','v','s','d')

#define V4L2_PIX_FMT_MPEG   v4l2_fourcc('M','P','E','G')

#define V4L2_PIX_FMT_WNVA   v4l2_fourcc('W','N','V','A')

#define V4L2_FMT_FLAG_COMPRESSED   0x0001

#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

#define V4L2_TC_FLAG_DROPFRAME   0x0001

#define V4L2_TC_FLAG_COLORFRAME   0x0002

#define V4L2_TC_USERBITS_field   0x000C

#define V4L2_TC_USERBITS_USERDEFINED   0x0000

#define V4L2_TC_USERBITS_8BITCHARS   0x0008

#define V4L2_JPEG_MARKER_DHT   (1<<3)

#define V4L2_JPEG_MARKER_DQT   (1<<4)

#define V4L2_JPEG_MARKER_DRI   (1<<5)

#define V4L2_JPEG_MARKER_COM   (1<<6)

#define V4L2_JPEG_MARKER_APP   (1<<7)

#define V4L2_BUF_FLAG_MAPPED   0x0001

#define V4L2_BUF_FLAG_QUEUED   0x0002

#define V4L2_BUF_FLAG_DONE   0x0004

#define V4L2_BUF_FLAG_KEYFRAME   0x0008

#define V4L2_BUF_FLAG_PFRAME   0x0010

#define V4L2_BUF_FLAG_BFRAME   0x0020

#define V4L2_BUF_FLAG_TIMECODE   0x0100

#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

#define V4L2_FBUF_FLAG_PRIMARY   0x0001

#define V4L2_FBUF_FLAG_OVERLAY   0x0002

#define V4L2_FBUF_FLAG_CHROMAKEY   0x0004

#define V4L2_MODE_HIGHQUALITY   0x0001

#define V4L2_CAP_TIMEPERFRAME   0x1000

#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_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_ATSC_8_VSB   ((v4l2_std_id)0x01000000)

#define V4L2_STD_ATSC_16_VSB   ((v4l2_std_id)0x02000000)

#define V4L2_STD_PAL_BG

#define V4L2_STD_PAL_DK

#define V4L2_STD_PAL

#define V4L2_STD_NTSC

#define V4L2_STD_SECAM

#define V4L2_STD_525_60

#define V4L2_STD_625_50

#define V4L2_STD_UNKNOWN   0

#define V4L2_STD_ALL

#define V4L2_INPUT_TYPE_TUNER   1

#define V4L2_INPUT_TYPE_CAMERA   2

#define V4L2_IN_ST_NO_POWER   0x00000001

#define V4L2_IN_ST_NO_SIGNAL   0x00000002

#define V4L2_IN_ST_NO_COLOR   0x00000004

#define V4L2_IN_ST_NO_H_LOCK   0x00000100

#define V4L2_IN_ST_COLOR_KILL   0x00000200

#define V4L2_IN_ST_NO_SYNC   0x00010000

#define V4L2_IN_ST_NO_EQU   0x00020000

#define V4L2_IN_ST_NO_CARRIER   0x00040000

#define V4L2_IN_ST_MACROVISION   0x01000000

#define V4L2_IN_ST_NO_ACCESS   0x02000000

#define V4L2_IN_ST_VTR   0x04000000

#define V4L2_OUTPUT_TYPE_MODULATOR   1

#define V4L2_OUTPUT_TYPE_ANALOG   2

#define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY   3

#define V4L2_CTRL_FLAG_DISABLED   0x0001

#define V4L2_CTRL_FLAG_GRABBED   0x0002

#define V4L2_CID_BASE   0x00980900

#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)

#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)

#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

#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

#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_AUDCAP_STEREO   0x00001

#define V4L2_AUDCAP_AVL   0x00002

#define V4L2_AUDMODE_AVL   0x00001

#define V4L2_VBI_UNSYNC   (1<< 0)

#define V4L2_VBI_INTERLACED   (1<< 1)

#define VIDIOC_QUERYCAP   _IOR ('V', 0, struct v4l2_capability)

#define VIDIOC_RESERVED   _IO ('V', 1)

#define VIDIOC_ENUM_FMT   _IOWR ('V', 2, struct v4l2_fmtdesc)

#define VIDIOC_G_FMT   _IOWR ('V', 4, struct v4l2_format)

#define VIDIOC_S_FMT   _IOWR ('V', 5, struct v4l2_format)

#define VIDIOC_REQBUFS   _IOWR ('V', 8, struct v4l2_requestbuffers)

#define VIDIOC_QUERYBUF   _IOWR ('V', 9, struct v4l2_buffer)

#define VIDIOC_G_FBUF   _IOR ('V', 10, struct v4l2_framebuffer)

#define VIDIOC_S_FBUF   _IOW ('V', 11, struct v4l2_framebuffer)

#define VIDIOC_OVERLAY   _IOWR ('V', 14, int)

#define VIDIOC_QBUF   _IOWR ('V', 15, struct v4l2_buffer)

#define VIDIOC_DQBUF   _IOWR ('V', 17, struct v4l2_buffer)

#define VIDIOC_STREAMON   _IOW ('V', 18, int)

#define VIDIOC_STREAMOFF   _IOW ('V', 19, int)

#define VIDIOC_G_PARM   _IOWR ('V', 21, struct v4l2_streamparm)

#define VIDIOC_S_PARM   _IOW ('V', 22, struct v4l2_streamparm)

#define VIDIOC_G_STD   _IOR ('V', 23, v4l2_std_id)

#define VIDIOC_S_STD   _IOW ('V', 24, v4l2_std_id)

#define VIDIOC_ENUMSTD   _IOWR ('V', 25, struct v4l2_standard)

#define VIDIOC_ENUMINPUT   _IOWR ('V', 26, struct v4l2_input)

#define VIDIOC_G_CTRL   _IOWR ('V', 27, struct v4l2_control)

#define VIDIOC_S_CTRL   _IOW ('V', 28, struct v4l2_control)

#define VIDIOC_G_TUNER   _IOWR ('V', 29, struct v4l2_tuner)

#define VIDIOC_S_TUNER   _IOW ('V', 30, struct v4l2_tuner)

#define VIDIOC_G_AUDIO   _IOWR ('V', 33, struct v4l2_audio)

#define VIDIOC_S_AUDIO   _IOW ('V', 34, struct v4l2_audio)

#define VIDIOC_QUERYCTRL   _IOWR ('V', 36, struct v4l2_queryctrl)

#define VIDIOC_QUERYMENU   _IOWR ('V', 37, struct v4l2_querymenu)

#define VIDIOC_G_INPUT   _IOR ('V', 38, int)

#define VIDIOC_S_INPUT   _IOWR ('V', 39, int)

#define VIDIOC_G_OUTPUT   _IOR ('V', 46, int)

#define VIDIOC_S_OUTPUT   _IOWR ('V', 47, int)

#define VIDIOC_ENUMOUTPUT   _IOWR ('V', 48, struct v4l2_output)

#define VIDIOC_G_AUDOUT   _IOWR ('V', 49, struct v4l2_audioout)

#define VIDIOC_S_AUDOUT   _IOW ('V', 50, struct v4l2_audioout)

#define VIDIOC_G_MODULATOR   _IOWR ('V', 54, struct v4l2_modulator)

#define VIDIOC_S_MODULATOR   _IOW ('V', 55, struct v4l2_modulator)

#define VIDIOC_G_FREQUENCY   _IOWR ('V', 56, struct v4l2_frequency)

#define VIDIOC_S_FREQUENCY   _IOW ('V', 57, struct v4l2_frequency)

#define VIDIOC_CROPCAP   _IOR ('V', 58, struct v4l2_cropcap)

#define VIDIOC_G_CROP   _IOWR ('V', 59, struct v4l2_crop)

#define VIDIOC_S_CROP   _IOW ('V', 60, struct v4l2_crop)

#define VIDIOC_G_JPEGCOMP   _IOR ('V', 61, struct v4l2_jpegcompression)

#define VIDIOC_S_JPEGCOMP   _IOW ('V', 62, struct v4l2_jpegcompression)

#define VIDIOC_QUERYSTD   _IOR ('V', 63, v4l2_std_id)

#define VIDIOC_TRY_FMT   _IOWR ('V', 64, struct v4l2_format)

#define BASE_VIDIOC_PRIVATE   192

Typedefs

typedef __u64 v4l2_std_id

Enumerations

enum v4l2_field {
  V4L2_FIELD_ANY = 0, V4L2_FIELD_NONE = 1, V4L2_FIELD_TOP = 2, V4L2_FIELD_BOTTOM = 3,
  V4L2_FIELD_INTERLACED = 4, V4L2_FIELD_SEQ_TB = 5, V4L2_FIELD_SEQ_BT = 6, V4L2_FIELD_ALTERNATE = 7
}

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_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 }

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

enum v4l2_colorspace {
  V4L2_COLORSPACE_SMPTE170M = 1, V4L2_COLORSPACE_SMPTE240M = 2, V4L2_COLORSPACE_REC709 = 3, V4L2_COLORSPACE_BT878 = 4,
  V4L2_COLORSPACE_470_SYSTEM_M = 5, V4L2_COLORSPACE_470_SYSTEM_BG = 6, V4L2_COLORSPACE_JPEG = 7, V4L2_COLORSPACE_SRGB = 8
}

Define Documentation

#define BASE_VIDIOC_PRIVATE 192

#define V4L2_AUDCAP_AVL 0x00002

Referenced by ProbeVideoDev().

#define V4L2_AUDCAP_STEREO 0x00001

Referenced by ProbeVideoDev().

#define V4L2_AUDMODE_AVL 0x00001

#define V4L2_BUF_FLAG_BFRAME 0x0020

#define V4L2_BUF_FLAG_DONE 0x0004

#define V4L2_BUF_FLAG_KEYFRAME 0x0008

#define V4L2_BUF_FLAG_MAPPED 0x0001

#define V4L2_BUF_FLAG_PFRAME 0x0010

#define V4L2_BUF_FLAG_QUEUED 0x0002

#define V4L2_BUF_FLAG_TIMECODE 0x0100

#define V4L2_CAP_ASYNCIO 0x02000000

Referenced by ProbeVideoDev().

#define V4L2_CAP_AUDIO 0x00020000

Referenced by ProbeVideoDev().

#define V4L2_CAP_RDS_CAPTURE 0x00000100

Referenced by ProbeVideoDev().

#define V4L2_CAP_READWRITE 0x01000000

Referenced by OpenVideoDev(), and ProbeVideoDev().

#define V4L2_CAP_STREAMING 0x04000000

Referenced by OpenVideoDev(), and ProbeVideoDev().

#define V4L2_CAP_TIMEPERFRAME 0x1000

#define V4L2_CAP_TUNER 0x00010000

Referenced by ProbeVideoDev().

#define V4L2_CAP_VBI_CAPTURE 0x00000010

Referenced by ProbeVideoDev().

#define V4L2_CAP_VBI_OUTPUT 0x00000020

#define V4L2_CAP_VIDEO_CAPTURE 0x00000001

Referenced by ProbeVideoDev().

#define V4L2_CAP_VIDEO_OUTPUT 0x00000002

#define V4L2_CAP_VIDEO_OVERLAY 0x00000004

#define V4L2_CID_AUDIO_BALANCE (V4L2_CID_BASE+6)

#define V4L2_CID_AUDIO_BASS (V4L2_CID_BASE+7)

#define V4L2_CID_AUDIO_LOUDNESS (V4L2_CID_BASE+10)

#define V4L2_CID_AUDIO_MUTE (V4L2_CID_BASE+9)

#define V4L2_CID_AUDIO_TREBLE (V4L2_CID_BASE+8)

#define V4L2_CID_AUDIO_VOLUME (V4L2_CID_BASE+5)

#define V4L2_CID_AUTO_WHITE_BALANCE (V4L2_CID_BASE+12)

#define V4L2_CID_AUTOGAIN (V4L2_CID_BASE+18)

#define V4L2_CID_BASE 0x00980900

Referenced by ControlList(), and ControlReset().

#define V4L2_CID_BLACK_LEVEL (V4L2_CID_BASE+11)

#define V4L2_CID_BLUE_BALANCE (V4L2_CID_BASE+15)

#define V4L2_CID_BRIGHTNESS (V4L2_CID_BASE+0)

#define V4L2_CID_CONTRAST (V4L2_CID_BASE+1)

#define V4L2_CID_DO_WHITE_BALANCE (V4L2_CID_BASE+13)

#define V4L2_CID_EXPOSURE (V4L2_CID_BASE+17)

#define V4L2_CID_GAIN (V4L2_CID_BASE+19)

#define V4L2_CID_GAMMA (V4L2_CID_BASE+16)

#define V4L2_CID_HCENTER (V4L2_CID_BASE+22)

#define V4L2_CID_HFLIP (V4L2_CID_BASE+20)

#define V4L2_CID_HUE (V4L2_CID_BASE+3)

#define V4L2_CID_LASTP1 (V4L2_CID_BASE+24)

Referenced by ControlList(), and ControlReset().

#define V4L2_CID_PRIVATE_BASE 0x08000000

Referenced by ControlList(), and ControlReset().

#define V4L2_CID_RED_BALANCE (V4L2_CID_BASE+14)

#define V4L2_CID_SATURATION (V4L2_CID_BASE+2)

#define V4L2_CID_VCENTER (V4L2_CID_BASE+23)

#define V4L2_CID_VFLIP (V4L2_CID_BASE+21)

#define V4L2_CID_WHITENESS (V4L2_CID_GAMMA)

#define V4L2_CTRL_FLAG_DISABLED 0x0001

Referenced by Control(), ControlList(), and ControlReset().

#define V4L2_CTRL_FLAG_GRABBED 0x0002

Referenced by ControlListPrint().

#define V4L2_FBUF_CAP_BITMAP_CLIPPING 0x0008

#define V4L2_FBUF_CAP_CHROMAKEY 0x0002

#define V4L2_FBUF_CAP_EXTERNOVERLAY 0x0001

#define V4L2_FBUF_CAP_LIST_CLIPPING 0x0004

#define V4L2_FBUF_FLAG_CHROMAKEY 0x0004

#define V4L2_FBUF_FLAG_OVERLAY 0x0002

#define V4L2_FBUF_FLAG_PRIMARY 0x0001

#define V4L2_FIELD_HAS_BOTH ( field )

Value:

((field) == V4L2_FIELD_INTERLACED ||\
     (field) == V4L2_FIELD_SEQ_TB    ||\
     (field) == V4L2_FIELD_SEQ_BT)

#define V4L2_FIELD_HAS_BOTTOM ( field )

Value:

((field) == V4L2_FIELD_BOTTOM     ||\
     (field) == V4L2_FIELD_INTERLACED ||\
     (field) == V4L2_FIELD_SEQ_TB    ||\
     (field) == V4L2_FIELD_SEQ_BT)

#define V4L2_FIELD_HAS_TOP ( field )

Value:

((field) == V4L2_FIELD_TOP     ||\
     (field) == V4L2_FIELD_INTERLACED ||\
     (field) == V4L2_FIELD_SEQ_TB    ||\
     (field) == V4L2_FIELD_SEQ_BT)

#define V4L2_FMT_FLAG_COMPRESSED 0x0001

#define v4l2_fourcc	(	a,
		b,
		c,
		d	)	(((__u32)(a)<<0)\|((__u32)(b)<<8)\|((__u32)(c)<<16)\|((__u32)(d)<<24))

#define V4L2_IN_ST_COLOR_KILL 0x00000200

#define V4L2_IN_ST_MACROVISION 0x01000000

#define V4L2_IN_ST_NO_ACCESS 0x02000000

#define V4L2_IN_ST_NO_CARRIER 0x00040000

#define V4L2_IN_ST_NO_COLOR 0x00000004

#define V4L2_IN_ST_NO_EQU 0x00020000

#define V4L2_IN_ST_NO_H_LOCK 0x00000100

#define V4L2_IN_ST_NO_POWER 0x00000001

#define V4L2_IN_ST_NO_SIGNAL 0x00000002

#define V4L2_IN_ST_NO_SYNC 0x00010000

#define V4L2_IN_ST_VTR 0x04000000

#define V4L2_INPUT_TYPE_CAMERA 2

#define V4L2_INPUT_TYPE_TUNER 1

Referenced by ProbeVideoDev().

#define V4L2_JPEG_MARKER_APP (1<<7)

#define V4L2_JPEG_MARKER_COM (1<<6)

#define V4L2_JPEG_MARKER_DHT (1<<3)

#define V4L2_JPEG_MARKER_DQT (1<<4)

#define V4L2_JPEG_MARKER_DRI (1<<5)

#define V4L2_MODE_HIGHQUALITY 0x0001

#define V4L2_OUTPUT_TYPE_ANALOG 2

#define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY 3

#define V4L2_OUTPUT_TYPE_MODULATOR 1

#define V4L2_PIX_FMT_BGR24 v4l2_fourcc('B','G','R','3')

#define V4L2_PIX_FMT_BGR32 v4l2_fourcc('B','G','R','4')

#define V4L2_PIX_FMT_DV v4l2_fourcc('d','v','s','d')

#define V4L2_PIX_FMT_GREY v4l2_fourcc('G','R','E','Y')

#define V4L2_PIX_FMT_HI240 v4l2_fourcc('H','I','2','4')

#define V4L2_PIX_FMT_JPEG v4l2_fourcc('J','P','E','G')

#define V4L2_PIX_FMT_MJPEG v4l2_fourcc('M','J','P','G')

#define V4L2_PIX_FMT_MPEG v4l2_fourcc('M','P','E','G')

#define V4L2_PIX_FMT_NV12 v4l2_fourcc('N','V','1','2')

#define V4L2_PIX_FMT_NV21 v4l2_fourcc('N','V','2','1')

#define V4L2_PIX_FMT_RGB24 v4l2_fourcc('R','G','B','3')

#define V4L2_PIX_FMT_RGB32 v4l2_fourcc('R','G','B','4')

#define V4L2_PIX_FMT_RGB332 v4l2_fourcc('R','G','B','1')

#define V4L2_PIX_FMT_RGB555 v4l2_fourcc('R','G','B','O')

#define V4L2_PIX_FMT_RGB555X v4l2_fourcc('R','G','B','Q')

#define V4L2_PIX_FMT_RGB565 v4l2_fourcc('R','G','B','P')

#define V4L2_PIX_FMT_RGB565X v4l2_fourcc('R','G','B','R')

#define V4L2_PIX_FMT_UYVY v4l2_fourcc('U','Y','V','Y')

#define V4L2_PIX_FMT_WNVA v4l2_fourcc('W','N','V','A')

#define V4L2_PIX_FMT_Y41P v4l2_fourcc('Y','4','1','P')

#define V4L2_PIX_FMT_YUV410 v4l2_fourcc('Y','U','V','9')

#define V4L2_PIX_FMT_YUV411P v4l2_fourcc('4','1','1','P')

#define V4L2_PIX_FMT_YUV420 v4l2_fourcc('Y','U','1','2')

#define V4L2_PIX_FMT_YUV422P v4l2_fourcc('4','2','2','P')

#define V4L2_PIX_FMT_YUYV v4l2_fourcc('Y','U','Y','V')

#define V4L2_PIX_FMT_YVU410 v4l2_fourcc('Y','V','U','9')

#define V4L2_PIX_FMT_YVU420 v4l2_fourcc('Y','V','1','2')

#define V4L2_PIX_FMT_YYUV v4l2_fourcc('Y','Y','U','V')

#define V4L2_STD_525_60

Value:

(V4L2_STD_PAL_M        |\
                 V4L2_STD_PAL_60    |\
                 V4L2_STD_NTSC)

#define V4L2_STD_625_50

Value:

(V4L2_STD_PAL        |\
                 V4L2_STD_PAL_N        |\
                 V4L2_STD_PAL_Nc    |\
                 V4L2_STD_SECAM)

#define V4L2_STD_ALL

Value:

(V4L2_STD_525_60    |\
                 V4L2_STD_625_50)

#define V4L2_STD_ATSC_16_VSB ((v4l2_std_id)0x02000000)

#define V4L2_STD_ATSC_8_VSB ((v4l2_std_id)0x01000000)

#define V4L2_STD_NTSC

Value:

(V4L2_STD_NTSC_M    |\
                 V4L2_STD_NTSC_M_JP)

Referenced by OpenVideoDev().

#define V4L2_STD_NTSC_M ((v4l2_std_id)0x00001000)

#define V4L2_STD_NTSC_M_JP ((v4l2_std_id)0x00002000)

#define V4L2_STD_PAL

Value:

(V4L2_STD_PAL_BG    |\
                 V4L2_STD_PAL_DK    |\
                 V4L2_STD_PAL_H        |\
                 V4L2_STD_PAL_I)

#define V4L2_STD_PAL_60 ((v4l2_std_id)0x00000800)

#define V4L2_STD_PAL_B ((v4l2_std_id)0x00000001)

#define V4L2_STD_PAL_B1 ((v4l2_std_id)0x00000002)

#define V4L2_STD_PAL_BG

Value:

(V4L2_STD_PAL_B        |\
                 V4L2_STD_PAL_B1    |\
                 V4L2_STD_PAL_G)

#define V4L2_STD_PAL_D ((v4l2_std_id)0x00000020)

#define V4L2_STD_PAL_D1 ((v4l2_std_id)0x00000040)

#define V4L2_STD_PAL_DK

Value:

(V4L2_STD_PAL_D        |\
                 V4L2_STD_PAL_D1    |\
                 V4L2_STD_PAL_K)

#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_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_SECAM

Value:

(V4L2_STD_SECAM_B    |\
                 V4L2_STD_SECAM_D    |\
                 V4L2_STD_SECAM_G    |\
                 V4L2_STD_SECAM_H    |\
                 V4L2_STD_SECAM_K    |\
                 V4L2_STD_SECAM_K1    |\
                 V4L2_STD_SECAM_L)

#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_UNKNOWN 0

Referenced by OpenVideoDev().

#define V4L2_TC_FLAG_COLORFRAME 0x0002

#define V4L2_TC_FLAG_DROPFRAME 0x0001

#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

#define V4L2_TC_USERBITS_8BITCHARS 0x0008

#define V4L2_TC_USERBITS_field 0x000C

#define V4L2_TC_USERBITS_USERDEFINED 0x0000

#define V4L2_TUNER_CAP_LANG1 0x0040

#define V4L2_TUNER_CAP_LANG2 0x0020

#define V4L2_TUNER_CAP_LOW 0x0001

Referenced by ProbeVideoDev().

#define V4L2_TUNER_CAP_NORM 0x0002

#define V4L2_TUNER_CAP_SAP 0x0020

#define V4L2_TUNER_CAP_STEREO 0x0010

#define V4L2_TUNER_MODE_LANG1 0x0003

#define V4L2_TUNER_MODE_LANG2 0x0002

#define V4L2_TUNER_MODE_MONO 0x0000

#define V4L2_TUNER_MODE_SAP 0x0002

#define V4L2_TUNER_MODE_STEREO 0x0001

#define V4L2_TUNER_SUB_LANG1 0x0008

#define V4L2_TUNER_SUB_LANG2 0x0004

#define V4L2_TUNER_SUB_MONO 0x0001

#define V4L2_TUNER_SUB_SAP 0x0004

#define V4L2_TUNER_SUB_STEREO 0x0002

#define V4L2_VBI_INTERLACED (1<< 1)

#define V4L2_VBI_UNSYNC (1<< 0)

#define VIDIOC_CROPCAP _IOR ('V', 58, struct v4l2_cropcap)

Referenced by OpenVideoDev().

#define VIDIOC_DQBUF _IOWR ('V', 17, struct v4l2_buffer)

Referenced by DemuxClose(), and GrabVideo().

#define VIDIOC_ENUM_FMT _IOWR ('V', 2, struct v4l2_fmtdesc)

Referenced by ProbeVideoDev().

#define VIDIOC_ENUMINPUT _IOWR ('V', 26, struct v4l2_input)

Referenced by ProbeVideoDev().

#define VIDIOC_ENUMOUTPUT _IOWR ('V', 48, struct v4l2_output)

#define VIDIOC_ENUMSTD _IOWR ('V', 25, struct v4l2_standard)

Referenced by ProbeVideoDev().

#define VIDIOC_G_AUDIO _IOWR ('V', 33, struct v4l2_audio)

Referenced by ProbeVideoDev().

#define VIDIOC_G_AUDOUT _IOWR ('V', 49, struct v4l2_audioout)

#define VIDIOC_G_CROP _IOWR ('V', 59, struct v4l2_crop)

#define VIDIOC_G_CTRL _IOWR ('V', 27, struct v4l2_control)

Referenced by Control(), ControlListPrint(), and ControlReset().

#define VIDIOC_G_FBUF _IOR ('V', 10, struct v4l2_framebuffer)

#define VIDIOC_G_FMT _IOWR ('V', 4, struct v4l2_format)

Referenced by OpenVideoDev().

#define VIDIOC_G_FREQUENCY _IOWR ('V', 56, struct v4l2_frequency)

Referenced by ProbeVideoDev().

#define VIDIOC_G_INPUT _IOR ('V', 38, int)

#define VIDIOC_G_JPEGCOMP _IOR ('V', 61, struct v4l2_jpegcompression)

#define VIDIOC_G_MODULATOR _IOWR ('V', 54, struct v4l2_modulator)

#define VIDIOC_G_OUTPUT _IOR ('V', 46, int)

#define VIDIOC_G_PARM _IOWR ('V', 21, struct v4l2_streamparm)

#define VIDIOC_G_STD _IOR ('V', 23, v4l2_std_id)

Referenced by OpenVideoDev().

#define VIDIOC_G_TUNER _IOWR ('V', 29, struct v4l2_tuner)

Referenced by ProbeVideoDev().

#define VIDIOC_OVERLAY _IOWR ('V', 14, int)

#define VIDIOC_QBUF _IOWR ('V', 15, struct v4l2_buffer)

Referenced by GrabVideo(), and OpenVideoDev().

#define VIDIOC_QUERYBUF _IOWR ('V', 9, struct v4l2_buffer)

Referenced by InitMmap().

#define VIDIOC_QUERYCAP _IOR ('V', 0, struct v4l2_capability)

Referenced by ProbeVideoDev().

#define VIDIOC_QUERYCTRL _IOWR ('V', 36, struct v4l2_queryctrl)

Referenced by Control(), ControlList(), and ControlReset().

#define VIDIOC_QUERYMENU _IOWR ('V', 37, struct v4l2_querymenu)

Referenced by ControlListPrint().

#define VIDIOC_QUERYSTD _IOR ('V', 63, v4l2_std_id)

#define VIDIOC_REQBUFS _IOWR ('V', 8, struct v4l2_requestbuffers)

Referenced by InitMmap(), and InitUserP().

#define VIDIOC_RESERVED _IO ('V', 1)

#define VIDIOC_S_AUDIO _IOW ('V', 34, struct v4l2_audio)

Referenced by OpenVideoDev(), and ProbeVideoDev().

#define VIDIOC_S_AUDOUT _IOW ('V', 50, struct v4l2_audioout)

#define VIDIOC_S_CROP _IOW ('V', 60, struct v4l2_crop)

Referenced by OpenVideoDev().

#define VIDIOC_S_CTRL _IOW ('V', 28, struct v4l2_control)

Referenced by Control().

#define VIDIOC_S_FBUF _IOW ('V', 11, struct v4l2_framebuffer)

#define VIDIOC_S_FMT _IOWR ('V', 5, struct v4l2_format)

Referenced by OpenVideoDev().

#define VIDIOC_S_FREQUENCY _IOW ('V', 57, struct v4l2_frequency)

Referenced by OpenVideoDev().

#define VIDIOC_S_INPUT _IOWR ('V', 39, int)

Referenced by OpenVideoDev().

#define VIDIOC_S_JPEGCOMP _IOW ('V', 62, struct v4l2_jpegcompression)

#define VIDIOC_S_MODULATOR _IOW ('V', 55, struct v4l2_modulator)

#define VIDIOC_S_OUTPUT _IOWR ('V', 47, int)

#define VIDIOC_S_PARM _IOW ('V', 22, struct v4l2_streamparm)

#define VIDIOC_S_STD _IOW ('V', 24, v4l2_std_id)

Referenced by OpenVideoDev().

#define VIDIOC_S_TUNER _IOW ('V', 30, struct v4l2_tuner)

Referenced by OpenVideoDev().

#define VIDIOC_STREAMOFF _IOW ('V', 19, int)

Referenced by DemuxClose().

#define VIDIOC_STREAMON _IOW ('V', 18, int)

Referenced by OpenVideoDev().

#define VIDIOC_TRY_FMT _IOWR ('V', 64, struct v4l2_format)

Typedef Documentation

typedef __u64 v4l2_std_id

Enumeration Type Documentation

enum v4l2_buf_type

Enumerator:

V4L2_BUF_TYPE_VIDEO_CAPTURE
V4L2_BUF_TYPE_VIDEO_OUTPUT
V4L2_BUF_TYPE_VIDEO_OVERLAY
V4L2_BUF_TYPE_VBI_CAPTURE
V4L2_BUF_TYPE_VBI_OUTPUT
V4L2_BUF_TYPE_PRIVATE

enum v4l2_colorspace

Enumerator:

V4L2_COLORSPACE_SMPTE170M
V4L2_COLORSPACE_SMPTE240M
V4L2_COLORSPACE_REC709
V4L2_COLORSPACE_BT878
V4L2_COLORSPACE_470_SYSTEM_M
V4L2_COLORSPACE_470_SYSTEM_BG
V4L2_COLORSPACE_JPEG
V4L2_COLORSPACE_SRGB

enum v4l2_ctrl_type

Enumerator:

V4L2_CTRL_TYPE_INTEGER
V4L2_CTRL_TYPE_BOOLEAN
V4L2_CTRL_TYPE_MENU
V4L2_CTRL_TYPE_BUTTON

enum v4l2_field

Enumerator:

V4L2_FIELD_ANY
V4L2_FIELD_NONE
V4L2_FIELD_TOP
V4L2_FIELD_BOTTOM
V4L2_FIELD_INTERLACED
V4L2_FIELD_SEQ_TB
V4L2_FIELD_SEQ_BT
V4L2_FIELD_ALTERNATE

enum v4l2_memory

Enumerator:

V4L2_MEMORY_MMAP
V4L2_MEMORY_USERPTR
V4L2_MEMORY_OVERLAY

enum v4l2_tuner_type

Enumerator:

V4L2_TUNER_RADIO
V4L2_TUNER_ANALOG_TV


Data Structures
struct	v4l2_rect
struct	v4l2_fract
struct	v4l2_capability
struct	v4l2_pix_format
struct	v4l2_fmtdesc
struct	v4l2_timecode
struct	v4l2_jpegcompression
struct	v4l2_requestbuffers
struct	v4l2_buffer
struct	v4l2_framebuffer
struct	v4l2_clip
struct	v4l2_window
struct	v4l2_captureparm
struct	v4l2_outputparm
struct	v4l2_cropcap
struct	v4l2_crop
struct	v4l2_standard
struct	v4l2_input
struct	v4l2_output
struct	v4l2_control
struct	v4l2_queryctrl
struct	v4l2_querymenu
struct	v4l2_tuner
struct	v4l2_modulator
struct	v4l2_frequency
struct	v4l2_audio
struct	v4l2_audioout
struct	v4l2_vbi_format
struct	v4l2_format
struct	v4l2_streamparm
Defines
#define	v4l2_fourcc(a, b, c, d) (((__u32)(a)<<0)\|((__u32)(b)<<8)\|((__u32)(c)<<16)\|((__u32)(d)<<24))
#define	V4L2_FIELD_HAS_TOP(field)
#define	V4L2_FIELD_HAS_BOTTOM(field)
#define	V4L2_FIELD_HAS_BOTH(field)
#define	V4L2_CAP_VIDEO_CAPTURE 0x00000001
#define	V4L2_CAP_VIDEO_OUTPUT 0x00000002
#define	V4L2_CAP_VIDEO_OVERLAY 0x00000004
#define	V4L2_CAP_VBI_CAPTURE 0x00000010
#define	V4L2_CAP_VBI_OUTPUT 0x00000020
#define	V4L2_CAP_RDS_CAPTURE 0x00000100
#define	V4L2_CAP_TUNER 0x00010000
#define	V4L2_CAP_AUDIO 0x00020000
#define	V4L2_CAP_READWRITE 0x01000000
#define	V4L2_CAP_ASYNCIO 0x02000000
#define	V4L2_CAP_STREAMING 0x04000000
#define	V4L2_PIX_FMT_RGB332 v4l2_fourcc('R','G','B','1')
#define	V4L2_PIX_FMT_RGB555 v4l2_fourcc('R','G','B','O')
#define	V4L2_PIX_FMT_RGB565 v4l2_fourcc('R','G','B','P')
#define	V4L2_PIX_FMT_RGB555X v4l2_fourcc('R','G','B','Q')
#define	V4L2_PIX_FMT_RGB565X v4l2_fourcc('R','G','B','R')
#define	V4L2_PIX_FMT_BGR24 v4l2_fourcc('B','G','R','3')
#define	V4L2_PIX_FMT_RGB24 v4l2_fourcc('R','G','B','3')
#define	V4L2_PIX_FMT_BGR32 v4l2_fourcc('B','G','R','4')
#define	V4L2_PIX_FMT_RGB32 v4l2_fourcc('R','G','B','4')
#define	V4L2_PIX_FMT_GREY v4l2_fourcc('G','R','E','Y')
#define	V4L2_PIX_FMT_YVU410 v4l2_fourcc('Y','V','U','9')
#define	V4L2_PIX_FMT_YVU420 v4l2_fourcc('Y','V','1','2')
#define	V4L2_PIX_FMT_YUYV v4l2_fourcc('Y','U','Y','V')
#define	V4L2_PIX_FMT_UYVY v4l2_fourcc('U','Y','V','Y')
#define	V4L2_PIX_FMT_YUV422P v4l2_fourcc('4','2','2','P')
#define	V4L2_PIX_FMT_YUV411P v4l2_fourcc('4','1','1','P')
#define	V4L2_PIX_FMT_Y41P v4l2_fourcc('Y','4','1','P')
#define	V4L2_PIX_FMT_NV12 v4l2_fourcc('N','V','1','2')
#define	V4L2_PIX_FMT_NV21 v4l2_fourcc('N','V','2','1')
#define	V4L2_PIX_FMT_YUV410 v4l2_fourcc('Y','U','V','9')
#define	V4L2_PIX_FMT_YUV420 v4l2_fourcc('Y','U','1','2')
#define	V4L2_PIX_FMT_YYUV v4l2_fourcc('Y','Y','U','V')
#define	V4L2_PIX_FMT_HI240 v4l2_fourcc('H','I','2','4')
#define	V4L2_PIX_FMT_MJPEG v4l2_fourcc('M','J','P','G')
#define	V4L2_PIX_FMT_JPEG v4l2_fourcc('J','P','E','G')
#define	V4L2_PIX_FMT_DV v4l2_fourcc('d','v','s','d')
#define	V4L2_PIX_FMT_MPEG v4l2_fourcc('M','P','E','G')
#define	V4L2_PIX_FMT_WNVA v4l2_fourcc('W','N','V','A')
#define	V4L2_FMT_FLAG_COMPRESSED 0x0001
#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
#define	V4L2_TC_FLAG_DROPFRAME 0x0001
#define	V4L2_TC_FLAG_COLORFRAME 0x0002
#define	V4L2_TC_USERBITS_field 0x000C
#define	V4L2_TC_USERBITS_USERDEFINED 0x0000
#define	V4L2_TC_USERBITS_8BITCHARS 0x0008
#define	V4L2_JPEG_MARKER_DHT (1<<3)
#define	V4L2_JPEG_MARKER_DQT (1<<4)
#define	V4L2_JPEG_MARKER_DRI (1<<5)
#define	V4L2_JPEG_MARKER_COM (1<<6)
#define	V4L2_JPEG_MARKER_APP (1<<7)
#define	V4L2_BUF_FLAG_MAPPED 0x0001
#define	V4L2_BUF_FLAG_QUEUED 0x0002
#define	V4L2_BUF_FLAG_DONE 0x0004
#define	V4L2_BUF_FLAG_KEYFRAME 0x0008
#define	V4L2_BUF_FLAG_PFRAME 0x0010
#define	V4L2_BUF_FLAG_BFRAME 0x0020
#define	V4L2_BUF_FLAG_TIMECODE 0x0100
#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
#define	V4L2_FBUF_FLAG_PRIMARY 0x0001
#define	V4L2_FBUF_FLAG_OVERLAY 0x0002
#define	V4L2_FBUF_FLAG_CHROMAKEY 0x0004
#define	V4L2_MODE_HIGHQUALITY 0x0001
#define	V4L2_CAP_TIMEPERFRAME 0x1000
#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_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_ATSC_8_VSB ((v4l2_std_id)0x01000000)
#define	V4L2_STD_ATSC_16_VSB ((v4l2_std_id)0x02000000)
#define	V4L2_STD_PAL_BG
#define	V4L2_STD_PAL_DK
#define	V4L2_STD_PAL
#define	V4L2_STD_NTSC
#define	V4L2_STD_SECAM
#define	V4L2_STD_525_60
#define	V4L2_STD_625_50
#define	V4L2_STD_UNKNOWN 0
#define	V4L2_STD_ALL
#define	V4L2_INPUT_TYPE_TUNER 1
#define	V4L2_INPUT_TYPE_CAMERA 2
#define	V4L2_IN_ST_NO_POWER 0x00000001
#define	V4L2_IN_ST_NO_SIGNAL 0x00000002
#define	V4L2_IN_ST_NO_COLOR 0x00000004
#define	V4L2_IN_ST_NO_H_LOCK 0x00000100
#define	V4L2_IN_ST_COLOR_KILL 0x00000200
#define	V4L2_IN_ST_NO_SYNC 0x00010000
#define	V4L2_IN_ST_NO_EQU 0x00020000
#define	V4L2_IN_ST_NO_CARRIER 0x00040000
#define	V4L2_IN_ST_MACROVISION 0x01000000
#define	V4L2_IN_ST_NO_ACCESS 0x02000000
#define	V4L2_IN_ST_VTR 0x04000000
#define	V4L2_OUTPUT_TYPE_MODULATOR 1
#define	V4L2_OUTPUT_TYPE_ANALOG 2
#define	V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY 3
#define	V4L2_CTRL_FLAG_DISABLED 0x0001
#define	V4L2_CTRL_FLAG_GRABBED 0x0002
#define	V4L2_CID_BASE 0x00980900
#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)
#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)
#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
#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
#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_AUDCAP_STEREO 0x00001
#define	V4L2_AUDCAP_AVL 0x00002
#define	V4L2_AUDMODE_AVL 0x00001
#define	V4L2_VBI_UNSYNC (1<< 0)
#define	V4L2_VBI_INTERLACED (1<< 1)
#define	VIDIOC_QUERYCAP _IOR ('V', 0, struct v4l2_capability)
#define	VIDIOC_RESERVED _IO ('V', 1)
#define	VIDIOC_ENUM_FMT _IOWR ('V', 2, struct v4l2_fmtdesc)
#define	VIDIOC_G_FMT _IOWR ('V', 4, struct v4l2_format)
#define	VIDIOC_S_FMT _IOWR ('V', 5, struct v4l2_format)
#define	VIDIOC_REQBUFS _IOWR ('V', 8, struct v4l2_requestbuffers)
#define	VIDIOC_QUERYBUF _IOWR ('V', 9, struct v4l2_buffer)
#define	VIDIOC_G_FBUF _IOR ('V', 10, struct v4l2_framebuffer)
#define	VIDIOC_S_FBUF _IOW ('V', 11, struct v4l2_framebuffer)
#define	VIDIOC_OVERLAY _IOWR ('V', 14, int)
#define	VIDIOC_QBUF _IOWR ('V', 15, struct v4l2_buffer)
#define	VIDIOC_DQBUF _IOWR ('V', 17, struct v4l2_buffer)
#define	VIDIOC_STREAMON _IOW ('V', 18, int)
#define	VIDIOC_STREAMOFF _IOW ('V', 19, int)
#define	VIDIOC_G_PARM _IOWR ('V', 21, struct v4l2_streamparm)
#define	VIDIOC_S_PARM _IOW ('V', 22, struct v4l2_streamparm)
#define	VIDIOC_G_STD _IOR ('V', 23, v4l2_std_id)
#define	VIDIOC_S_STD _IOW ('V', 24, v4l2_std_id)
#define	VIDIOC_ENUMSTD _IOWR ('V', 25, struct v4l2_standard)
#define	VIDIOC_ENUMINPUT _IOWR ('V', 26, struct v4l2_input)
#define	VIDIOC_G_CTRL _IOWR ('V', 27, struct v4l2_control)
#define	VIDIOC_S_CTRL _IOW ('V', 28, struct v4l2_control)
#define	VIDIOC_G_TUNER _IOWR ('V', 29, struct v4l2_tuner)
#define	VIDIOC_S_TUNER _IOW ('V', 30, struct v4l2_tuner)
#define	VIDIOC_G_AUDIO _IOWR ('V', 33, struct v4l2_audio)
#define	VIDIOC_S_AUDIO _IOW ('V', 34, struct v4l2_audio)
#define	VIDIOC_QUERYCTRL _IOWR ('V', 36, struct v4l2_queryctrl)
#define	VIDIOC_QUERYMENU _IOWR ('V', 37, struct v4l2_querymenu)
#define	VIDIOC_G_INPUT _IOR ('V', 38, int)
#define	VIDIOC_S_INPUT _IOWR ('V', 39, int)
#define	VIDIOC_G_OUTPUT _IOR ('V', 46, int)
#define	VIDIOC_S_OUTPUT _IOWR ('V', 47, int)
#define	VIDIOC_ENUMOUTPUT _IOWR ('V', 48, struct v4l2_output)
#define	VIDIOC_G_AUDOUT _IOWR ('V', 49, struct v4l2_audioout)
#define	VIDIOC_S_AUDOUT _IOW ('V', 50, struct v4l2_audioout)
#define	VIDIOC_G_MODULATOR _IOWR ('V', 54, struct v4l2_modulator)
#define	VIDIOC_S_MODULATOR _IOW ('V', 55, struct v4l2_modulator)
#define	VIDIOC_G_FREQUENCY _IOWR ('V', 56, struct v4l2_frequency)
#define	VIDIOC_S_FREQUENCY _IOW ('V', 57, struct v4l2_frequency)
#define	VIDIOC_CROPCAP _IOR ('V', 58, struct v4l2_cropcap)
#define	VIDIOC_G_CROP _IOWR ('V', 59, struct v4l2_crop)
#define	VIDIOC_S_CROP _IOW ('V', 60, struct v4l2_crop)
#define	VIDIOC_G_JPEGCOMP _IOR ('V', 61, struct v4l2_jpegcompression)
#define	VIDIOC_S_JPEGCOMP _IOW ('V', 62, struct v4l2_jpegcompression)
#define	VIDIOC_QUERYSTD _IOR ('V', 63, v4l2_std_id)
#define	VIDIOC_TRY_FMT _IOWR ('V', 64, struct v4l2_format)
#define	BASE_VIDIOC_PRIVATE 192
Typedefs
typedef __u64	v4l2_std_id
Enumerations
enum	v4l2_field { V4L2_FIELD_ANY = 0, V4L2_FIELD_NONE = 1, V4L2_FIELD_TOP = 2, V4L2_FIELD_BOTTOM = 3, V4L2_FIELD_INTERLACED = 4, V4L2_FIELD_SEQ_TB = 5, V4L2_FIELD_SEQ_BT = 6, V4L2_FIELD_ALTERNATE = 7 }
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_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 }
enum	v4l2_memory { V4L2_MEMORY_MMAP = 1, V4L2_MEMORY_USERPTR = 2, V4L2_MEMORY_OVERLAY = 3 }
enum	v4l2_colorspace { V4L2_COLORSPACE_SMPTE170M = 1, V4L2_COLORSPACE_SMPTE240M = 2, V4L2_COLORSPACE_REC709 = 3, V4L2_COLORSPACE_BT878 = 4, V4L2_COLORSPACE_470_SYSTEM_M = 5, V4L2_COLORSPACE_470_SYSTEM_BG = 6, V4L2_COLORSPACE_JPEG = 7, V4L2_COLORSPACE_SRGB = 8 }