#ifndef __LINUX_VIDEODEV2_H
#define __LINUX_VIDEODEV2_H
/*
- * Video for Linux Two
+ * Video for Linux Two
*
- * Header file for v4l or V4L2 drivers and applications, for
- * Linux kernels 2.2.x or 2.4.x.
+ * 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.
+ * See http://bytesex.org/v4l/ for API specs and other
+ * v4l2 documentation.
*
- * Author: Bill Dirks <bdirks@pacbell.net>
- * Justin Schoeman
- * et al.
+ * Author: Bill Dirks <bdirks@pacbell.net>
+ * Justin Schoeman
+ * et al.
*/
/*
- * M I S C E L L A N E O U S
+ * M I S C E L L A N E O U S
*/
/* Four-character-code (FOURCC) */
(((__u32)(a)<<0)|((__u32)(b)<<8)|((__u32)(c)<<16)|((__u32)(d)<<24))
/*
- * E N U M S
+ * 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)
+ 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,
- V4L2_BUF_TYPE_PRIVATE = 0x80,
+ 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,
+ 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_RADIO = 1,
+ V4L2_TUNER_ANALOG_TV = 2,
};
enum v4l2_memory {
- V4L2_MEMORY_MMAP = 1,
- V4L2_MEMORY_USERPTR = 2,
- V4L2_MEMORY_OVERLAY = 3,
+ 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,
+ /* 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,
};
struct v4l2_rect {
- __s32 left;
- __s32 top;
- __s32 width;
- __s32 height;
+ __s32 left;
+ __s32 top;
+ __s32 width;
+ __s32 height;
};
struct v4l2_fract {
- __u32 numerator;
- __u32 denominator;
+ __u32 numerator;
+ __u32 denominator;
};
/*
- * D R I V E R C A P A B I L I T I E S
+ * 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_dev->slot_name */
- __u32 version; /* should use KERNEL_VERSION() */
- __u32 capabilities; /* Device capabilities */
- __u32 reserved[4];
+ __u8 driver[16]; /* i.e. "bttv" */
+ __u8 card[32]; /* i.e. "Hauppauge WinTV" */
+ __u8 bus_info[32]; /* "PCI:" + pci_dev->slot_name */
+ __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 VBI capture device */
-#define V4L2_CAP_VBI_OUTPUT 0x00000020 /* Is a VBI output device */
-#define V4L2_CAP_RDS_CAPTURE 0x00000100 /* RDS data capture */
+#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 VBI capture device */
+#define V4L2_CAP_VBI_OUTPUT 0x00000020 /* Is a VBI output device */
+#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_TUNER 0x00010000 /* Has a tuner */
+#define V4L2_CAP_AUDIO 0x00020000 /* has audio support */
#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
+ * 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 */
+ __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_WNVA v4l2_fourcc('W','N','V','A') /* Winnov hw compres */
/*
- * F O R M A T E N U M E R A T I O N
+ * 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];
+ __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
+ * 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];
+ __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
+#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
+#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 */
/*
- * C O M P R E S S I O N P A R A M E T E R S
+ * C O M P R E S S I O N P A R A M E T E R S
*/
#if 0
/* ### generic compression settings don't work, there is too much
* ### later ... */
struct v4l2_compression
{
- __u32 quality;
- __u32 keyframerate;
- __u32 pframerate;
- __u32 reserved[5];
+ __u32 quality;
+ __u32 keyframerate;
+ __u32 pframerate;
+ __u32 reserved[5];
};
#endif
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! */
-
+ 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 */
/*
- * M E M O R Y - M A P P I N G B U F F E R S
+ * 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];
+ __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 reserved[2];
+ __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 reserved[2];
};
/* 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_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 */
/*
- * O V E R L A Y P R E V I E W
+ * O V E R L A Y P R E V I E W
*/
struct v4l2_framebuffer
{
- __u32 capability;
- __u32 flags;
+ __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;
+ 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_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_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
+#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 *next;
+ 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;
+ struct v4l2_rect w;
+ enum v4l2_field field;
+ __u32 chromakey;
+ struct v4l2_clip *clips;
+ __u32 clipcount;
+ void *bitmap;
};
/*
- * C A P T U R E P A R A M E T E R S
+ * 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];
+ __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 */
+#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];
+ __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
+ * 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;
+ 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;
+ enum v4l2_buf_type type;
+ struct v4l2_rect c;
};
/*
#define V4L2_STD_ATSC_16_VSB ((v4l2_std_id)0x02000000)
/* 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)
-#define V4L2_STD_SECAM (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_525_60 (V4L2_STD_PAL_M |\
- V4L2_STD_PAL_60 |\
- V4L2_STD_NTSC)
-#define V4L2_STD_625_50 (V4L2_STD_PAL |\
- V4L2_STD_PAL_N |\
- V4L2_STD_PAL_Nc |\
- V4L2_STD_SECAM)
+#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)
+#define V4L2_STD_SECAM (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_525_60 (V4L2_STD_PAL_M |\
+ V4L2_STD_PAL_60 |\
+ V4L2_STD_NTSC)
+#define V4L2_STD_625_50 (V4L2_STD_PAL |\
+ V4L2_STD_PAL_N |\
+ V4L2_STD_PAL_Nc |\
+ V4L2_STD_SECAM)
#define V4L2_STD_UNKNOWN 0
-#define V4L2_STD_ALL (V4L2_STD_525_60 |\
- V4L2_STD_625_50)
+#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];
+ __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
+ * 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];
+ __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
+#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_VTR 0x04000000 /* VTR time constant */
/*
- * V I D E O O U T P U T S
+ * 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];
+ __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
+#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
+ * C O N T R O L S
*/
struct v4l2_control
{
- __u32 id;
- __s32 value;
+ __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];
+ __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;
+ __u32 id;
+ __u32 index;
+ __u8 name[32]; /* Whatever */
+ __u32 reserved;
};
/* Control flags */
-#define V4L2_CTRL_FLAG_DISABLED 0x0001
-#define V4L2_CTRL_FLAG_GRABBED 0x0002
+#define V4L2_CTRL_FLAG_DISABLED 0x0001
+#define V4L2_CTRL_FLAG_GRABBED 0x0002
/* Control IDs defined by V4L2 */
-#define V4L2_CID_BASE 0x00980900
+#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 */
+#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
+ * 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];
+ __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];
+ __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
+#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
+#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_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
struct v4l2_frequency
{
- __u32 tuner;
- enum v4l2_tuner_type type;
- __u32 frequency;
- __u32 reserved[8];
+ __u32 tuner;
+ enum v4l2_tuner_type type;
+ __u32 frequency;
+ __u32 reserved[8];
};
/*
- * A U D I O
+ * A U D I O
*/
struct v4l2_audio
{
- __u32 index;
- __u8 name[32];
- __u32 capability;
- __u32 mode;
- __u32 reserved[2];
+ __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
+#define V4L2_AUDCAP_STEREO 0x00001
+#define V4L2_AUDCAP_AVL 0x00002
/* Flags for the 'mode' field */
-#define V4L2_AUDMODE_AVL 0x00001
+#define V4L2_AUDMODE_AVL 0x00001
struct v4l2_audioout
{
- __u32 index;
- __u8 name[32];
- __u32 capability;
- __u32 mode;
- __u32 reserved[2];
+ __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 )
+ * D A T A S E R V I C E S ( V B I )
*
- * Data services API by Michael Schimek
+ * Data services API by Michael Schimek
*/
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 */
+ __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)
+#define V4L2_VBI_UNSYNC (1<< 0)
+#define V4L2_VBI_INTERLACED (1<< 1)
/*
- * A G G R E G A T E S T R U C T U R E S
+ * A G G R E G A T E S T R U C T U R E S
*/
-/* Stream data format
+/* 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
- __u8 raw_data[200]; // user-defined
- } fmt;
+ 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
+ __u8 raw_data[200]; // user-defined
+ } fmt;
};
-/* Stream type-dependent parameters
+/* Stream type-dependent parameters
*/
struct v4l2_streamparm
{
- enum v4l2_buf_type type;
- union
- {
- struct v4l2_captureparm capture;
- struct v4l2_outputparm output;
- __u8 raw_data[200]; /* user-defined */
- } parm;
+ enum v4l2_buf_type type;
+ union
+ {
+ struct v4l2_captureparm capture;
+ struct v4l2_outputparm output;
+ __u8 raw_data[200]; /* user-defined */
+ } parm;
};
/*
- * 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
+ * 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
*
*/
-#define VIDIOC_QUERYCAP _IOR ('V', 0, struct v4l2_capability)
-#define VIDIOC_RESERVED _IO ('V', 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_G_FMT _IOWR ('V', 4, struct v4l2_format)
+#define VIDIOC_S_FMT _IOWR ('V', 5, struct v4l2_format)
#if 0
-#define VIDIOC_G_COMP _IOR ('V', 6, struct v4l2_compression)
-#define VIDIOC_S_COMP _IOW ('V', 7, struct v4l2_compression)
+#define VIDIOC_G_COMP _IOR ('V', 6, struct v4l2_compression)
+#define VIDIOC_S_COMP _IOW ('V', 7, struct v4l2_compression)
#endif
-#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 /* 192-255 are private */
+#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 /* 192-255 are private */
#ifdef __KERNEL__
/*
*
- * V 4 L 2 D R I V E R H E L P E R A P I
+ * V 4 L 2 D R I V E R H E L P E R A P I
*
- * Some commonly needed functions for drivers (v4l2-common.o module)
+ * Some commonly needed functions for drivers (v4l2-common.o module)
*/
#include <linux/fs.h>
/* Video standard functions */
extern unsigned int v4l2_video_std_fps(struct v4l2_standard *vs);
extern int v4l2_video_std_construct(struct v4l2_standard *vs,
- int id, char *name);
+ int id, char *name);
/* Compatibility layer interface */
typedef int (*v4l2_kioctl)(struct inode *inode, struct file *file,
- unsigned int cmd, void *arg);
+ unsigned int cmd, void *arg);
int v4l_compat_translate_ioctl(struct inode *inode, struct file *file,
- int cmd, void *arg, v4l2_kioctl driver_ioctl);
+ int cmd, void *arg, v4l2_kioctl driver_ioctl);
/* names for fancy debug output */
extern char *v4l2_field_names[];