Initial revision

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@2 b3059339-0415-0410-9bf9-f77b7e298cf2

1 files changed, 283 insertions, 0 deletions

diff --git a/videodev.h b/videodev.h
new file mode 100644
index 0000000000..f96b50373e
--- /dev/null
+++ b/videodev.h
@@ -0,0 +1,283 @@
+#ifndef __LINUX_VIDEODEV_H
+#define __LINUX_VIDEODEV_H
+
+#include <linux/types.h>
+
+#ifdef __KERNEL__
+
+#if LINUX_VERSION_CODE >= 0x020100
+#include <linux/poll.h>
+#endif
+
+struct video_device
+{
+	char name[32];
+	int type;
+	int hardware;
+
+	int (*open)(struct video_device *, int mode);
+	void (*close)(struct video_device *);
+	long (*read)(struct video_device *, char *, unsigned long, int noblock);
+	/* Do we need a write method ? */
+	long (*write)(struct video_device *, const char *, unsigned long, int noblock);
+#if LINUX_VERSION_CODE >= 0x020100
+	unsigned int (*poll)(struct video_device *, struct file *, poll_table *);
+#endif
+	int (*ioctl)(struct video_device *, unsigned int , void *);
+	int (*mmap)(struct video_device *, const char *, unsigned long);
+	int (*initialize)(struct video_device *);	
+	void *priv;		/* Used to be 'private' but that upsets C++ */
+	int busy;
+	int minor;
+};
+
+extern int videodev_init(void);
+#define VIDEO_MAJOR	81
+extern int video_register_device(struct video_device *, int type);
+
+#define VFL_TYPE_GRABBER	0
+#define VFL_TYPE_VBI		1
+#define VFL_TYPE_RADIO		2
+#define VFL_TYPE_VTX		3
+
+extern void video_unregister_device(struct video_device *);
+#endif
+
+
+#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 */
+
+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];
+	ulong 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 */
+	__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	
+	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;		/* detected audio carriers or one to set */
+        __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 *clips;	/* Set only */
+	int	clipcount;
+#define VIDEO_WINDOW_INTERLACE	1
+#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 divder */
+	__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;
+};
+
+
+#define VIDEO_MAX_FRAME		32
+
+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 */
+};
+
+#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)	/* Set 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 frame buffer */
+#define VIDIOCSCAPTURE		_IOW('v',23, struct video_capture)	/* Set frame buffer - root only */
+
+#define BASE_VIDIOCPRIVATE	192		/* 192-255 are private */
+
+
+#define VID_HARDWARE_BT848	1
+#define VID_HARDWARE_QCAM_BW	2
+#define VID_HARDWARE_PMS	3
+#define VID_HARDWARE_QCAM_C	4
+#define VID_HARDWARE_PSEUDO	5
+#define VID_HARDWARE_SAA5249	6
+#define VID_HARDWARE_AZTECH	7
+#define VID_HARDWARE_SF16MI	8
+#define VID_HARDWARE_RTRACK	9
+#define VID_HARDWARE_ZOLTRIX	10
+#define VID_HARDWARE_SAA7146    11
+#define VID_HARDWARE_VIDEUM	12	/* Reserved for Winnov videum */
+#define VID_HARDWARE_RTRACK2	13
+#define VID_HARDWARE_PERMEDIA2	14	/* Reserved for Permedia2 */
+#define VID_HARDWARE_RIVA128	15	/* Reserved for RIVA 128 */
+
+/*
+ *	Initialiser list
+ */
+ 
+struct video_init
+{
+	char *name;
+	int (*init)(struct video_init *);
+};
+
+#endif