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[/] [test_project/] [trunk/] [linux_sd_driver/] [include/] [linux/] [videodev.h] - Blame information for rev 82

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Line No. Rev Author Line
1 62 marcus.erl
/*
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 *      Video for Linux version 1 - OBSOLETE
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 *
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 *      Header file for v4l1 drivers and applications, for
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 *      Linux kernels 2.2.x or 2.4.x.
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 *
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 *      Provides header for legacy drivers and applications
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 *
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 *      See http://linuxtv.org for more info
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 *
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 */
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#ifndef __LINUX_VIDEODEV_H
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#define __LINUX_VIDEODEV_H
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#include <linux/videodev2.h>
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#if defined(CONFIG_VIDEO_V4L1_COMPAT) || !defined (__KERNEL__)
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struct video_capability
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{
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        char name[32];
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        int type;
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        int channels;   /* Num channels */
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        int audios;     /* Num audio devices */
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        int maxwidth;   /* Supported width */
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        int maxheight;  /* And height */
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        int minwidth;   /* Supported width */
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        int minheight;  /* And height */
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};
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struct video_channel
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{
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        int channel;
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        char name[32];
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        int tuners;
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        __u32  flags;
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#define VIDEO_VC_TUNER          1       /* Channel has a tuner */
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#define VIDEO_VC_AUDIO          2       /* Channel has audio */
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        __u16  type;
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#define VIDEO_TYPE_TV           1
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#define VIDEO_TYPE_CAMERA       2
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        __u16 norm;                     /* Norm set by channel */
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};
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struct video_tuner
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{
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        int tuner;
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        char name[32];
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        unsigned long rangelow, rangehigh;      /* Tuner range */
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        __u32 flags;
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#define VIDEO_TUNER_PAL         1
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#define VIDEO_TUNER_NTSC        2
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#define VIDEO_TUNER_SECAM       4
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#define VIDEO_TUNER_LOW         8       /* Uses KHz not MHz */
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#define VIDEO_TUNER_NORM        16      /* Tuner can set norm */
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#define VIDEO_TUNER_STEREO_ON   128     /* Tuner is seeing stereo */
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#define VIDEO_TUNER_RDS_ON      256     /* Tuner is seeing an RDS datastream */
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#define VIDEO_TUNER_MBS_ON      512     /* Tuner is seeing an MBS datastream */
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        __u16 mode;                     /* PAL/NTSC/SECAM/OTHER */
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#define VIDEO_MODE_PAL          0
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#define VIDEO_MODE_NTSC         1
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#define VIDEO_MODE_SECAM        2
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#define VIDEO_MODE_AUTO         3
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        __u16 signal;                   /* Signal strength 16bit scale */
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};
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struct video_picture
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{
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        __u16   brightness;
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        __u16   hue;
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        __u16   colour;
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        __u16   contrast;
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        __u16   whiteness;      /* Black and white only */
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        __u16   depth;          /* Capture depth */
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        __u16   palette;        /* Palette in use */
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#define VIDEO_PALETTE_GREY      1       /* Linear greyscale */
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#define VIDEO_PALETTE_HI240     2       /* High 240 cube (BT848) */
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#define VIDEO_PALETTE_RGB565    3       /* 565 16 bit RGB */
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#define VIDEO_PALETTE_RGB24     4       /* 24bit RGB */
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#define VIDEO_PALETTE_RGB32     5       /* 32bit RGB */
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#define VIDEO_PALETTE_RGB555    6       /* 555 15bit RGB */
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#define VIDEO_PALETTE_YUV422    7       /* YUV422 capture */
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#define VIDEO_PALETTE_YUYV      8
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#define VIDEO_PALETTE_UYVY      9       /* The great thing about standards is ... */
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#define VIDEO_PALETTE_YUV420    10
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#define VIDEO_PALETTE_YUV411    11      /* YUV411 capture */
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#define VIDEO_PALETTE_RAW       12      /* RAW capture (BT848) */
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#define VIDEO_PALETTE_YUV422P   13      /* YUV 4:2:2 Planar */
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#define VIDEO_PALETTE_YUV411P   14      /* YUV 4:1:1 Planar */
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#define VIDEO_PALETTE_YUV420P   15      /* YUV 4:2:0 Planar */
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#define VIDEO_PALETTE_YUV410P   16      /* YUV 4:1:0 Planar */
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#define VIDEO_PALETTE_PLANAR    13      /* start of planar entries */
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#define VIDEO_PALETTE_COMPONENT 7       /* start of component entries */
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};
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struct video_audio
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{
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        int     audio;          /* Audio channel */
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        __u16   volume;         /* If settable */
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        __u16   bass, treble;
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        __u32   flags;
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#define VIDEO_AUDIO_MUTE        1
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#define VIDEO_AUDIO_MUTABLE     2
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#define VIDEO_AUDIO_VOLUME      4
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#define VIDEO_AUDIO_BASS        8
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#define VIDEO_AUDIO_TREBLE      16
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#define VIDEO_AUDIO_BALANCE     32
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        char    name[16];
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#define VIDEO_SOUND_MONO        1
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#define VIDEO_SOUND_STEREO      2
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#define VIDEO_SOUND_LANG1       4
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#define VIDEO_SOUND_LANG2       8
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        __u16   mode;
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        __u16   balance;        /* Stereo balance */
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        __u16   step;           /* Step actual volume uses */
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};
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struct video_clip
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{
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        __s32   x,y;
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        __s32   width, height;
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        struct  video_clip *next;       /* For user use/driver use only */
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};
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struct video_window
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{
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        __u32   x,y;                    /* Position of window */
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        __u32   width,height;           /* Its size */
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        __u32   chromakey;
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        __u32   flags;
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        struct  video_clip __user *clips;       /* Set only */
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        int     clipcount;
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#define VIDEO_WINDOW_INTERLACE  1
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#define VIDEO_WINDOW_CHROMAKEY  16      /* Overlay by chromakey */
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#define VIDEO_CLIP_BITMAP       -1
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/* bitmap is 1024x625, a '1' bit represents a clipped pixel */
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#define VIDEO_CLIPMAP_SIZE      (128 * 625)
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};
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struct video_capture
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{
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        __u32   x,y;                    /* Offsets into image */
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        __u32   width, height;          /* Area to capture */
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        __u16   decimation;             /* Decimation divider */
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        __u16   flags;                  /* Flags for capture */
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#define VIDEO_CAPTURE_ODD               0        /* Temporal */
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#define VIDEO_CAPTURE_EVEN              1
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};
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struct video_buffer
152
{
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        void    *base;
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        int     height,width;
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        int     depth;
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        int     bytesperline;
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};
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159
struct video_mmap
160
{
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        unsigned        int frame;              /* Frame (0 - n) for double buffer */
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        int             height,width;
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        unsigned        int format;             /* should be VIDEO_PALETTE_* */
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};
165
 
166
struct video_key
167
{
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        __u8    key[8];
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        __u32   flags;
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};
171
 
172
struct video_mbuf
173
{
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        int     size;           /* Total memory to map */
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        int     frames;         /* Frames */
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        int     offsets[VIDEO_MAX_FRAME];
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};
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#define         VIDEO_NO_UNIT   (-1)
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struct video_unit
182
{
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        int     video;          /* Video minor */
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        int     vbi;            /* VBI minor */
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        int     radio;          /* Radio minor */
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        int     audio;          /* Audio minor */
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        int     teletext;       /* Teletext minor */
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};
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struct vbi_format {
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        __u32   sampling_rate;  /* in Hz */
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        __u32   samples_per_line;
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        __u32   sample_format;  /* VIDEO_PALETTE_RAW only (1 byte) */
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        __s32   start[2];       /* starting line for each frame */
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        __u32   count[2];       /* count of lines for each frame */
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        __u32   flags;
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#define VBI_UNSYNC      1       /* can distingues between top/bottom field */
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#define VBI_INTERLACED  2       /* lines are interlaced */
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};
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/* video_info is biased towards hardware mpeg encode/decode */
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/* but it could apply generically to any hardware compressor/decompressor */
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struct video_info
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{
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        __u32   frame_count;    /* frames output since decode/encode began */
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        __u32   h_size;         /* current unscaled horizontal size */
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        __u32   v_size;         /* current unscaled veritcal size */
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        __u32   smpte_timecode; /* current SMPTE timecode (for current GOP) */
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        __u32   picture_type;   /* current picture type */
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        __u32   temporal_reference;     /* current temporal reference */
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        __u8    user_data[256]; /* user data last found in compressed stream */
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        /* user_data[0] contains user data flags, user_data[1] has count */
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};
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/* generic structure for setting playback modes */
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struct video_play_mode
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{
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        int     mode;
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        int     p1;
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        int     p2;
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};
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/* for loading microcode / fpga programming */
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struct video_code
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{
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        char    loadwhat[16];   /* name or tag of file being passed */
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        int     datasize;
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        __u8    *data;
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};
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#define VIDIOCGCAP              _IOR('v',1,struct video_capability)     /* Get capabilities */
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#define VIDIOCGCHAN             _IOWR('v',2,struct video_channel)       /* Get channel info (sources) */
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#define VIDIOCSCHAN             _IOW('v',3,struct video_channel)        /* Set channel  */
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#define VIDIOCGTUNER            _IOWR('v',4,struct video_tuner)         /* Get tuner abilities */
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#define VIDIOCSTUNER            _IOW('v',5,struct video_tuner)          /* Tune the tuner for the current channel */
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#define VIDIOCGPICT             _IOR('v',6,struct video_picture)        /* Get picture properties */
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#define VIDIOCSPICT             _IOW('v',7,struct video_picture)        /* Set picture properties */
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#define VIDIOCCAPTURE           _IOW('v',8,int)                         /* Start, end capture */
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#define VIDIOCGWIN              _IOR('v',9, struct video_window)        /* Get the video overlay window */
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#define VIDIOCSWIN              _IOW('v',10, struct video_window)       /* Set the video overlay window - passes clip list for hardware smarts , chromakey etc */
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#define VIDIOCGFBUF             _IOR('v',11, struct video_buffer)       /* Get frame buffer */
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#define VIDIOCSFBUF             _IOW('v',12, struct video_buffer)       /* Set frame buffer - root only */
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#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) */
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#define VIDIOCGFREQ             _IOR('v',14, unsigned long)             /* Set tuner */
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#define VIDIOCSFREQ             _IOW('v',15, unsigned long)             /* Set tuner */
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#define VIDIOCGAUDIO            _IOR('v',16, struct video_audio)        /* Get audio info */
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#define VIDIOCSAUDIO            _IOW('v',17, struct video_audio)        /* Audio source, mute etc */
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#define VIDIOCSYNC              _IOW('v',18, int)                       /* Sync with mmap grabbing */
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#define VIDIOCMCAPTURE          _IOW('v',19, struct video_mmap)         /* Grab frames */
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#define VIDIOCGMBUF             _IOR('v',20, struct video_mbuf)         /* Memory map buffer info */
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#define VIDIOCGUNIT             _IOR('v',21, struct video_unit)         /* Get attached units */
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#define VIDIOCGCAPTURE          _IOR('v',22, struct video_capture)      /* Get subcapture */
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#define VIDIOCSCAPTURE          _IOW('v',23, struct video_capture)      /* Set subcapture */
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#define VIDIOCSPLAYMODE         _IOW('v',24, struct video_play_mode)    /* Set output video mode/feature */
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#define VIDIOCSWRITEMODE        _IOW('v',25, int)                       /* Set write mode */
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#define VIDIOCGPLAYINFO         _IOR('v',26, struct video_info)         /* Get current playback info from hardware */
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#define VIDIOCSMICROCODE        _IOW('v',27, struct video_code)         /* Load microcode into hardware */
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#define VIDIOCGVBIFMT           _IOR('v',28, struct vbi_format)         /* Get VBI information */
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#define VIDIOCSVBIFMT           _IOW('v',29, struct vbi_format)         /* Set VBI information */
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#define BASE_VIDIOCPRIVATE      192             /* 192-255 are private */
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/* VIDIOCSWRITEMODE */
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#define VID_WRITE_MPEG_AUD              0
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#define VID_WRITE_MPEG_VID              1
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#define VID_WRITE_OSD                   2
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#define VID_WRITE_TTX                   3
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#define VID_WRITE_CC                    4
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#define VID_WRITE_MJPEG                 5
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/* VIDIOCSPLAYMODE */
273
#define VID_PLAY_VID_OUT_MODE           0
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        /* p1: = VIDEO_MODE_PAL, VIDEO_MODE_NTSC, etc ... */
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#define VID_PLAY_GENLOCK                1
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        /* p1: 0 = OFF, 1 = ON */
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        /* p2: GENLOCK FINE DELAY value */
278
#define VID_PLAY_NORMAL                 2
279
#define VID_PLAY_PAUSE                  3
280
#define VID_PLAY_SINGLE_FRAME           4
281
#define VID_PLAY_FAST_FORWARD           5
282
#define VID_PLAY_SLOW_MOTION            6
283
#define VID_PLAY_IMMEDIATE_NORMAL       7
284
#define VID_PLAY_SWITCH_CHANNELS        8
285
#define VID_PLAY_FREEZE_FRAME           9
286
#define VID_PLAY_STILL_MODE             10
287
#define VID_PLAY_MASTER_MODE            11
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        /* p1: see below */
289
#define         VID_PLAY_MASTER_NONE    1
290
#define         VID_PLAY_MASTER_VIDEO   2
291
#define         VID_PLAY_MASTER_AUDIO   3
292
#define VID_PLAY_ACTIVE_SCANLINES       12
293
        /* p1 = first active; p2 = last active */
294
#define VID_PLAY_RESET                  13
295
#define VID_PLAY_END_MARK               14
296
 
297
#endif /* CONFIG_VIDEO_V4L1_COMPAT */
298
 
299
#endif /* __LINUX_VIDEODEV_H */
300
 
301
/*
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 * Local variables:
303
 * c-basic-offset: 8
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 * End:
305
 */

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