videodev.h
资源名称:fmradio.zip [点击查看]
上传用户:ledjyj
上传日期:2014-08-27
资源大小:2639k
文件大小:12k
源码类别:
驱动编程
开发平台:
Unix_Linux
- #ifndef __LINUX_VIDEODEV_H
- #define __LINUX_VIDEODEV_H
- #include <linux/types.h>
- #define HAVE_V4L1 1
- #include "videodev2.h"
- #ifdef __KERNEL__
- #include <linux/mm.h>
- extern struct video_device* video_devdata(struct file*);
- #define to_video_device(cd) container_of(cd, struct video_device, class_dev)
- static inline void
- video_device_create_file(struct video_device *vfd,
- struct class_device_attribute *attr)
- {
- class_device_create_file(&vfd->class_dev, attr);
- }
- static inline void
- video_device_remove_file(struct video_device *vfd,
- struct class_device_attribute *attr)
- {
- class_device_remove_file(&vfd->class_dev, attr);
- }
- #if OBSOLETE_OWNER /* to be removed in 2.6.15 */
- /* helper functions to access driver private data. */
- static inline void *video_get_drvdata(struct video_device *dev)
- {
- return dev->priv;
- }
- static inline void video_set_drvdata(struct video_device *dev, void *data)
- {
- dev->priv = data;
- }
- #endif
- extern int video_exclusive_open(struct inode *inode, struct file *file);
- extern int video_exclusive_release(struct inode *inode, struct file *file);
- #endif /* __KERNEL__ */
- 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
- #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 */
- #define VID_HARDWARE_PLANB 16 /* PowerMac motherboard video-in */
- #define VID_HARDWARE_BROADWAY 17 /* Broadway project */
- #define VID_HARDWARE_GEMTEK 18
- #define VID_HARDWARE_TYPHOON 19
- #define VID_HARDWARE_VINO 20 /* SGI Indy Vino */
- #define VID_HARDWARE_CADET 21 /* Cadet radio */
- #define VID_HARDWARE_TRUST 22 /* Trust FM Radio */
- #define VID_HARDWARE_TERRATEC 23 /* TerraTec ActiveRadio */
- #define VID_HARDWARE_CPIA 24
- #define VID_HARDWARE_ZR36120 25 /* Zoran ZR36120/ZR36125 */
- #define VID_HARDWARE_ZR36067 26 /* Zoran ZR36067/36060 */
- #define VID_HARDWARE_OV511 27
- #define VID_HARDWARE_ZR356700 28 /* Zoran 36700 series */
- #define VID_HARDWARE_W9966 29
- #define VID_HARDWARE_SE401 30 /* SE401 USB webcams */
- #define VID_HARDWARE_PWC 31 /* Philips webcams */
- #define VID_HARDWARE_MEYE 32 /* Sony Vaio MotionEye cameras */
- #define VID_HARDWARE_CPIA2 33
- #define VID_HARDWARE_VICAM 34
- #define VID_HARDWARE_SF16FMR2 35
- #define VID_HARDWARE_W9968CF 36
- #define VID_HARDWARE_SAA7114H 37
- #define VID_HARDWARE_SN9C102 38
- #define VID_HARDWARE_ARV 39
- //beck add
- #define VID_HARDWARE_SI4703 40
- #endif /* __LINUX_VIDEODEV_H */
- /*
- * Local variables:
- * c-basic-offset: 8
- * End:
- */