|  | /* | 
|  | *	Video for Linux version 1 - OBSOLETE | 
|  | * | 
|  | *	Header file for v4l1 drivers and applications, for | 
|  | *	Linux kernels 2.2.x or 2.4.x. | 
|  | * | 
|  | *	Provides header for legacy drivers and applications | 
|  | * | 
|  | *	See http://linuxtv.org for more info | 
|  | * | 
|  | */ | 
|  | #ifndef __LINUX_VIDEODEV_H | 
|  | #define __LINUX_VIDEODEV_H | 
|  |  | 
|  | #include <linux/ioctl.h> | 
|  | #include <linux/videodev2.h> | 
|  |  | 
|  | #if defined(CONFIG_VIDEO_V4L1_COMPAT) || !defined (__KERNEL__) | 
|  |  | 
|  | #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 */ | 
|  |  | 
|  | struct video_capability | 
|  | { | 
|  | char name[32]; | 
|  | int type; | 
|  | int channels;	/* Num channels */ | 
|  | int audios;	/* Num audio devices */ | 
|  | int maxwidth;	/* Supported width */ | 
|  | int maxheight;	/* And height */ | 
|  | int minwidth;	/* Supported width */ | 
|  | int minheight;	/* And height */ | 
|  | }; | 
|  |  | 
|  |  | 
|  | struct video_channel | 
|  | { | 
|  | int channel; | 
|  | char name[32]; | 
|  | int tuners; | 
|  | __u32  flags; | 
|  | #define VIDEO_VC_TUNER		1	/* Channel has a tuner */ | 
|  | #define VIDEO_VC_AUDIO		2	/* Channel has audio */ | 
|  | __u16  type; | 
|  | #define VIDEO_TYPE_TV		1 | 
|  | #define VIDEO_TYPE_CAMERA	2 | 
|  | __u16 norm;			/* Norm set by channel */ | 
|  | }; | 
|  |  | 
|  | struct video_tuner | 
|  | { | 
|  | int tuner; | 
|  | char name[32]; | 
|  | unsigned long rangelow, rangehigh;	/* Tuner range */ | 
|  | __u32 flags; | 
|  | #define VIDEO_TUNER_PAL		1 | 
|  | #define VIDEO_TUNER_NTSC	2 | 
|  | #define VIDEO_TUNER_SECAM	4 | 
|  | #define VIDEO_TUNER_LOW		8	/* Uses KHz not MHz */ | 
|  | #define VIDEO_TUNER_NORM	16	/* Tuner can set norm */ | 
|  | #define VIDEO_TUNER_STEREO_ON	128	/* Tuner is seeing stereo */ | 
|  | #define VIDEO_TUNER_RDS_ON      256     /* Tuner is seeing an RDS datastream */ | 
|  | #define VIDEO_TUNER_MBS_ON      512     /* Tuner is seeing an MBS datastream */ | 
|  | __u16 mode;			/* PAL/NTSC/SECAM/OTHER */ | 
|  | #define VIDEO_MODE_PAL		0 | 
|  | #define VIDEO_MODE_NTSC		1 | 
|  | #define VIDEO_MODE_SECAM	2 | 
|  | #define VIDEO_MODE_AUTO		3 | 
|  | __u16 signal;			/* Signal strength 16bit scale */ | 
|  | }; | 
|  |  | 
|  | struct video_picture | 
|  | { | 
|  | __u16	brightness; | 
|  | __u16	hue; | 
|  | __u16	colour; | 
|  | __u16	contrast; | 
|  | __u16	whiteness;	/* Black and white only */ | 
|  | __u16	depth;		/* Capture depth */ | 
|  | __u16   palette;	/* Palette in use */ | 
|  | #define VIDEO_PALETTE_GREY	1	/* Linear greyscale */ | 
|  | #define VIDEO_PALETTE_HI240	2	/* High 240 cube (BT848) */ | 
|  | #define VIDEO_PALETTE_RGB565	3	/* 565 16 bit RGB */ | 
|  | #define VIDEO_PALETTE_RGB24	4	/* 24bit RGB */ | 
|  | #define VIDEO_PALETTE_RGB32	5	/* 32bit RGB */ | 
|  | #define VIDEO_PALETTE_RGB555	6	/* 555 15bit RGB */ | 
|  | #define VIDEO_PALETTE_YUV422	7	/* YUV422 capture */ | 
|  | #define VIDEO_PALETTE_YUYV	8 | 
|  | #define VIDEO_PALETTE_UYVY	9	/* The great thing about standards is ... */ | 
|  | #define VIDEO_PALETTE_YUV420	10 | 
|  | #define VIDEO_PALETTE_YUV411	11	/* YUV411 capture */ | 
|  | #define VIDEO_PALETTE_RAW	12	/* RAW capture (BT848) */ | 
|  | #define VIDEO_PALETTE_YUV422P	13	/* YUV 4:2:2 Planar */ | 
|  | #define VIDEO_PALETTE_YUV411P	14	/* YUV 4:1:1 Planar */ | 
|  | #define VIDEO_PALETTE_YUV420P	15	/* YUV 4:2:0 Planar */ | 
|  | #define VIDEO_PALETTE_YUV410P	16	/* YUV 4:1:0 Planar */ | 
|  | #define VIDEO_PALETTE_PLANAR	13	/* start of planar entries */ | 
|  | #define VIDEO_PALETTE_COMPONENT 7	/* start of component entries */ | 
|  | }; | 
|  |  | 
|  | struct video_audio | 
|  | { | 
|  | int	audio;		/* Audio channel */ | 
|  | __u16	volume;		/* If settable */ | 
|  | __u16	bass, treble; | 
|  | __u32	flags; | 
|  | #define VIDEO_AUDIO_MUTE	1 | 
|  | #define VIDEO_AUDIO_MUTABLE	2 | 
|  | #define VIDEO_AUDIO_VOLUME	4 | 
|  | #define VIDEO_AUDIO_BASS	8 | 
|  | #define VIDEO_AUDIO_TREBLE	16 | 
|  | #define VIDEO_AUDIO_BALANCE	32 | 
|  | char    name[16]; | 
|  | #define VIDEO_SOUND_MONO	1 | 
|  | #define VIDEO_SOUND_STEREO	2 | 
|  | #define VIDEO_SOUND_LANG1	4 | 
|  | #define VIDEO_SOUND_LANG2	8 | 
|  | __u16   mode; | 
|  | __u16	balance;	/* Stereo balance */ | 
|  | __u16	step;		/* Step actual volume uses */ | 
|  | }; | 
|  |  | 
|  | struct video_clip | 
|  | { | 
|  | __s32	x,y; | 
|  | __s32	width, height; | 
|  | struct	video_clip *next;	/* For user use/driver use only */ | 
|  | }; | 
|  |  | 
|  | struct video_window | 
|  | { | 
|  | __u32	x,y;			/* Position of window */ | 
|  | __u32	width,height;		/* Its size */ | 
|  | __u32	chromakey; | 
|  | __u32	flags; | 
|  | struct	video_clip __user *clips;	/* Set only */ | 
|  | int	clipcount; | 
|  | #define VIDEO_WINDOW_INTERLACE	1 | 
|  | #define VIDEO_WINDOW_CHROMAKEY	16	/* Overlay by chromakey */ | 
|  | #define VIDEO_CLIP_BITMAP	-1 | 
|  | /* bitmap is 1024x625, a '1' bit represents a clipped pixel */ | 
|  | #define VIDEO_CLIPMAP_SIZE	(128 * 625) | 
|  | }; | 
|  |  | 
|  | struct video_capture | 
|  | { | 
|  | __u32 	x,y;			/* Offsets into image */ | 
|  | __u32	width, height;		/* Area to capture */ | 
|  | __u16	decimation;		/* Decimation divider */ | 
|  | __u16	flags;			/* Flags for capture */ | 
|  | #define VIDEO_CAPTURE_ODD		0	/* Temporal */ | 
|  | #define VIDEO_CAPTURE_EVEN		1 | 
|  | }; | 
|  |  | 
|  | struct video_buffer | 
|  | { | 
|  | void	*base; | 
|  | int	height,width; | 
|  | int	depth; | 
|  | int	bytesperline; | 
|  | }; | 
|  |  | 
|  | struct video_mmap | 
|  | { | 
|  | unsigned	int frame;		/* Frame (0 - n) for double buffer */ | 
|  | int		height,width; | 
|  | unsigned	int format;		/* should be VIDEO_PALETTE_* */ | 
|  | }; | 
|  |  | 
|  | struct video_key | 
|  | { | 
|  | __u8	key[8]; | 
|  | __u32	flags; | 
|  | }; | 
|  |  | 
|  | struct video_mbuf | 
|  | { | 
|  | int	size;		/* Total memory to map */ | 
|  | int	frames;		/* Frames */ | 
|  | int	offsets[VIDEO_MAX_FRAME]; | 
|  | }; | 
|  |  | 
|  | #define 	VIDEO_NO_UNIT	(-1) | 
|  |  | 
|  | struct video_unit | 
|  | { | 
|  | int 	video;		/* Video minor */ | 
|  | int	vbi;		/* VBI minor */ | 
|  | int	radio;		/* Radio minor */ | 
|  | int	audio;		/* Audio minor */ | 
|  | int	teletext;	/* Teletext minor */ | 
|  | }; | 
|  |  | 
|  | struct vbi_format { | 
|  | __u32	sampling_rate;	/* in Hz */ | 
|  | __u32	samples_per_line; | 
|  | __u32	sample_format;	/* VIDEO_PALETTE_RAW only (1 byte) */ | 
|  | __s32	start[2];	/* starting line for each frame */ | 
|  | __u32	count[2];	/* count of lines for each frame */ | 
|  | __u32	flags; | 
|  | #define	VBI_UNSYNC	1	/* can distingues between top/bottom field */ | 
|  | #define	VBI_INTERLACED	2	/* lines are interlaced */ | 
|  | }; | 
|  |  | 
|  | /* video_info is biased towards hardware mpeg encode/decode */ | 
|  | /* but it could apply generically to any hardware compressor/decompressor */ | 
|  | struct video_info | 
|  | { | 
|  | __u32	frame_count;	/* frames output since decode/encode began */ | 
|  | __u32	h_size;		/* current unscaled horizontal size */ | 
|  | __u32	v_size;		/* current unscaled veritcal size */ | 
|  | __u32	smpte_timecode;	/* current SMPTE timecode (for current GOP) */ | 
|  | __u32	picture_type;	/* current picture type */ | 
|  | __u32	temporal_reference;	/* current temporal reference */ | 
|  | __u8	user_data[256];	/* user data last found in compressed stream */ | 
|  | /* user_data[0] contains user data flags, user_data[1] has count */ | 
|  | }; | 
|  |  | 
|  | /* generic structure for setting playback modes */ | 
|  | struct video_play_mode | 
|  | { | 
|  | int	mode; | 
|  | int	p1; | 
|  | int	p2; | 
|  | }; | 
|  |  | 
|  | /* for loading microcode / fpga programming */ | 
|  | struct video_code | 
|  | { | 
|  | char	loadwhat[16];	/* name or tag of file being passed */ | 
|  | int	datasize; | 
|  | __u8	*data; | 
|  | }; | 
|  |  | 
|  | #define VIDIOCGCAP		_IOR('v',1,struct video_capability)	/* Get capabilities */ | 
|  | #define VIDIOCGCHAN		_IOWR('v',2,struct video_channel)	/* Get channel info (sources) */ | 
|  | #define VIDIOCSCHAN		_IOW('v',3,struct video_channel)	/* Set channel 	*/ | 
|  | #define VIDIOCGTUNER		_IOWR('v',4,struct video_tuner)		/* Get tuner abilities */ | 
|  | #define VIDIOCSTUNER		_IOW('v',5,struct video_tuner)		/* Tune the tuner for the current channel */ | 
|  | #define VIDIOCGPICT		_IOR('v',6,struct video_picture)	/* Get picture properties */ | 
|  | #define VIDIOCSPICT		_IOW('v',7,struct video_picture)	/* Set picture properties */ | 
|  | #define VIDIOCCAPTURE		_IOW('v',8,int)				/* Start, end capture */ | 
|  | #define VIDIOCGWIN		_IOR('v',9, struct video_window)	/* Get the video overlay window */ | 
|  | #define VIDIOCSWIN		_IOW('v',10, struct video_window)	/* Set the video overlay window - passes clip list for hardware smarts , chromakey etc */ | 
|  | #define VIDIOCGFBUF		_IOR('v',11, struct video_buffer)	/* Get frame buffer */ | 
|  | #define VIDIOCSFBUF		_IOW('v',12, struct video_buffer)	/* Set frame buffer - root only */ | 
|  | #define VIDIOCKEY		_IOR('v',13, struct video_key)		/* Video key event - to dev 255 is to all - cuts capture on all DMA windows with this key (0xFFFFFFFF == all) */ | 
|  | #define VIDIOCGFREQ		_IOR('v',14, unsigned long)		/* Set tuner */ | 
|  | #define VIDIOCSFREQ		_IOW('v',15, unsigned long)		/* Set tuner */ | 
|  | #define VIDIOCGAUDIO		_IOR('v',16, struct video_audio)	/* Get audio info */ | 
|  | #define VIDIOCSAUDIO		_IOW('v',17, struct video_audio)	/* Audio source, mute etc */ | 
|  | #define VIDIOCSYNC		_IOW('v',18, int)			/* Sync with mmap grabbing */ | 
|  | #define VIDIOCMCAPTURE		_IOW('v',19, struct video_mmap)		/* Grab frames */ | 
|  | #define VIDIOCGMBUF		_IOR('v',20, struct video_mbuf)		/* Memory map buffer info */ | 
|  | #define VIDIOCGUNIT		_IOR('v',21, struct video_unit)		/* Get attached units */ | 
|  | #define VIDIOCGCAPTURE		_IOR('v',22, struct video_capture)	/* Get subcapture */ | 
|  | #define VIDIOCSCAPTURE		_IOW('v',23, struct video_capture)	/* Set subcapture */ | 
|  | #define VIDIOCSPLAYMODE		_IOW('v',24, struct video_play_mode)	/* Set output video mode/feature */ | 
|  | #define VIDIOCSWRITEMODE	_IOW('v',25, int)			/* Set write mode */ | 
|  | #define VIDIOCGPLAYINFO		_IOR('v',26, struct video_info)		/* Get current playback info from hardware */ | 
|  | #define VIDIOCSMICROCODE	_IOW('v',27, struct video_code)		/* Load microcode into hardware */ | 
|  | #define	VIDIOCGVBIFMT		_IOR('v',28, struct vbi_format)		/* Get VBI information */ | 
|  | #define	VIDIOCSVBIFMT		_IOW('v',29, struct vbi_format)		/* Set VBI information */ | 
|  |  | 
|  |  | 
|  | #define BASE_VIDIOCPRIVATE	192		/* 192-255 are private */ | 
|  |  | 
|  | /* VIDIOCSWRITEMODE */ | 
|  | #define VID_WRITE_MPEG_AUD		0 | 
|  | #define VID_WRITE_MPEG_VID		1 | 
|  | #define VID_WRITE_OSD			2 | 
|  | #define VID_WRITE_TTX			3 | 
|  | #define VID_WRITE_CC			4 | 
|  | #define VID_WRITE_MJPEG			5 | 
|  |  | 
|  | /* VIDIOCSPLAYMODE */ | 
|  | #define VID_PLAY_VID_OUT_MODE		0 | 
|  | /* p1: = VIDEO_MODE_PAL, VIDEO_MODE_NTSC, etc ... */ | 
|  | #define VID_PLAY_GENLOCK		1 | 
|  | /* p1: 0 = OFF, 1 = ON */ | 
|  | /* p2: GENLOCK FINE DELAY value */ | 
|  | #define VID_PLAY_NORMAL			2 | 
|  | #define VID_PLAY_PAUSE			3 | 
|  | #define VID_PLAY_SINGLE_FRAME		4 | 
|  | #define VID_PLAY_FAST_FORWARD		5 | 
|  | #define VID_PLAY_SLOW_MOTION		6 | 
|  | #define VID_PLAY_IMMEDIATE_NORMAL	7 | 
|  | #define VID_PLAY_SWITCH_CHANNELS	8 | 
|  | #define VID_PLAY_FREEZE_FRAME		9 | 
|  | #define VID_PLAY_STILL_MODE		10 | 
|  | #define VID_PLAY_MASTER_MODE		11 | 
|  | /* p1: see below */ | 
|  | #define		VID_PLAY_MASTER_NONE	1 | 
|  | #define		VID_PLAY_MASTER_VIDEO	2 | 
|  | #define		VID_PLAY_MASTER_AUDIO	3 | 
|  | #define VID_PLAY_ACTIVE_SCANLINES	12 | 
|  | /* p1 = first active; p2 = last active */ | 
|  | #define VID_PLAY_RESET			13 | 
|  | #define VID_PLAY_END_MARK		14 | 
|  |  | 
|  | #endif /* CONFIG_VIDEO_V4L1_COMPAT */ | 
|  |  | 
|  | #endif /* __LINUX_VIDEODEV_H */ | 
|  |  | 
|  | /* | 
|  | * Local variables: | 
|  | * c-basic-offset: 8 | 
|  | * End: | 
|  | */ |