| /* |
| * 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/types.h> |
| #include <linux/ioctl.h> |
| #include <linux/videodev2.h> |
| |
| |
| #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 *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 /* __LINUX_VIDEODEV_H */ |
| |
| /* |
| * Local variables: |
| * c-basic-offset: 8 |
| * End: |
| */ |