include/linux/videodev.h

   1 #ifndef __LINUX_VIDEODEV_H
   2 #define __LINUX_VIDEODEV_H
   3
   4 #include <linux/types.h>
   5
   6 #define HAVE_V4L1 1
   7
   8 #include <linux/videodev2.h>
   9
  10 #ifdef __KERNEL__
  11
  12 #include <linux/mm.h>
  13
  14 extern struct video_device* video_devdata(struct file*);
  15
  16 #define to_video_device(cd) container_of(cd, struct video_device, class_dev)
  17 static inline void
  18 video_device_create_file(struct video_device *vfd,
  19                          struct class_device_attribute *attr)
  20 {
  21         class_device_create_file(&vfd->class_dev, attr);
  22 }
  23 static inline void
  24 video_device_remove_file(struct video_device *vfd,
  25                          struct class_device_attribute *attr)
  26 {
  27         class_device_remove_file(&vfd->class_dev, attr);
  28 }
  29
  30 #if OBSOLETE_OWNER /* to be removed in 2.6.15 */
  31 /* helper functions to access driver private data. */
  32 static inline void *video_get_drvdata(struct video_device *dev)
  33 {
  34         return dev->priv;
  35 }
  36
  37 static inline void video_set_drvdata(struct video_device *dev, void *data)
  38 {
  39         dev->priv = data;
  40 }
  41 #endif
  42
  43 extern int video_exclusive_open(struct inode *inode, struct file *file);
  44 extern int video_exclusive_release(struct inode *inode, struct file *file);
  45 #endif /* __KERNEL__ */
  46
  47 struct video_capability
  48 {
  49         char name[32];
  50         int type;
  51         int channels;   /* Num channels */
  52         int audios;     /* Num audio devices */
  53         int maxwidth;   /* Supported width */
  54         int maxheight;  /* And height */
  55         int minwidth;   /* Supported width */
  56         int minheight;  /* And height */
  57 };
  58
  59
  60 struct video_channel
  61 {
  62         int channel;
  63         char name[32];
  64         int tuners;
  65         __u32  flags;
  66 #define VIDEO_VC_TUNER          1       /* Channel has a tuner */
  67 #define VIDEO_VC_AUDIO          2       /* Channel has audio */
  68         __u16  type;
  69 #define VIDEO_TYPE_TV           1
  70 #define VIDEO_TYPE_CAMERA       2
  71         __u16 norm;                     /* Norm set by channel */
  72 };
  73
  74 struct video_tuner
  75 {
  76         int tuner;
  77         char name[32];
  78         unsigned long rangelow, rangehigh;      /* Tuner range */
  79         __u32 flags;
  80 #define VIDEO_TUNER_PAL         1
  81 #define VIDEO_TUNER_NTSC        2
  82 #define VIDEO_TUNER_SECAM       4
  83 #define VIDEO_TUNER_LOW         8       /* Uses KHz not MHz */
  84 #define VIDEO_TUNER_NORM        16      /* Tuner can set norm */
  85 #define VIDEO_TUNER_STEREO_ON   128     /* Tuner is seeing stereo */
  86 #define VIDEO_TUNER_RDS_ON      256     /* Tuner is seeing an RDS datastream */
  87 #define VIDEO_TUNER_MBS_ON      512     /* Tuner is seeing an MBS datastream */
  88         __u16 mode;                     /* PAL/NTSC/SECAM/OTHER */
  89 #define VIDEO_MODE_PAL          0
  90 #define VIDEO_MODE_NTSC         1
  91 #define VIDEO_MODE_SECAM        2
  92 #define VIDEO_MODE_AUTO         3
  93         __u16 signal;                   /* Signal strength 16bit scale */
  94 };
  95
  96 struct video_picture
  97 {
  98         __u16   brightness;
  99         __u16   hue;
 100         __u16   colour;
 101         __u16   contrast;
 102         __u16   whiteness;      /* Black and white only */
 103         __u16   depth;          /* Capture depth */
 104         __u16   palette;        /* Palette in use */
 105 #define VIDEO_PALETTE_GREY      1       /* Linear greyscale */
 106 #define VIDEO_PALETTE_HI240     2       /* High 240 cube (BT848) */
 107 #define VIDEO_PALETTE_RGB565    3       /* 565 16 bit RGB */
 108 #define VIDEO_PALETTE_RGB24     4       /* 24bit RGB */
 109 #define VIDEO_PALETTE_RGB32     5       /* 32bit RGB */
 110 #define VIDEO_PALETTE_RGB555    6       /* 555 15bit RGB */
 111 #define VIDEO_PALETTE_YUV422    7       /* YUV422 capture */
 112 #define VIDEO_PALETTE_YUYV      8
 113 #define VIDEO_PALETTE_UYVY      9       /* The great thing about standards is ... */
 114 #define VIDEO_PALETTE_YUV420    10
 115 #define VIDEO_PALETTE_YUV411    11      /* YUV411 capture */
 116 #define VIDEO_PALETTE_RAW       12      /* RAW capture (BT848) */
 117 #define VIDEO_PALETTE_YUV422P   13      /* YUV 4:2:2 Planar */
 118 #define VIDEO_PALETTE_YUV411P   14      /* YUV 4:1:1 Planar */
 119 #define VIDEO_PALETTE_YUV420P   15      /* YUV 4:2:0 Planar */
 120 #define VIDEO_PALETTE_YUV410P   16      /* YUV 4:1:0 Planar */
 121 #define VIDEO_PALETTE_PLANAR    13      /* start of planar entries */
 122 #define VIDEO_PALETTE_COMPONENT 7       /* start of component entries */
 123 };
 124
 125 struct video_audio
 126 {
 127         int     audio;          /* Audio channel */
 128         __u16   volume;         /* If settable */
 129         __u16   bass, treble;
 130         __u32   flags;
 131 #define VIDEO_AUDIO_MUTE        1
 132 #define VIDEO_AUDIO_MUTABLE     2
 133 #define VIDEO_AUDIO_VOLUME      4
 134 #define VIDEO_AUDIO_BASS        8
 135 #define VIDEO_AUDIO_TREBLE      16
 136 #define VIDEO_AUDIO_BALANCE     32
 137         char    name[16];
 138 #define VIDEO_SOUND_MONO        1
 139 #define VIDEO_SOUND_STEREO      2
 140 #define VIDEO_SOUND_LANG1       4
 141 #define VIDEO_SOUND_LANG2       8
 142         __u16   mode;
 143         __u16   balance;        /* Stereo balance */
 144         __u16   step;           /* Step actual volume uses */
 145 };
 146
 147 struct video_clip
 148 {
 149         __s32   x,y;
 150         __s32   width, height;
 151         struct  video_clip *next;       /* For user use/driver use only */
 152 };
 153
 154 struct video_window
 155 {
 156         __u32   x,y;                    /* Position of window */
 157         __u32   width,height;           /* Its size */
 158         __u32   chromakey;
 159         __u32   flags;
 160         struct  video_clip __user *clips;       /* Set only */
 161         int     clipcount;
 162 #define VIDEO_WINDOW_INTERLACE  1
 163 #define VIDEO_WINDOW_CHROMAKEY  16      /* Overlay by chromakey */
 164 #define VIDEO_CLIP_BITMAP       -1
 165 /* bitmap is 1024x625, a '1' bit represents a clipped pixel */
 166 #define VIDEO_CLIPMAP_SIZE      (128 * 625)
 167 };
 168
 169 struct video_capture
 170 {
 171         __u32   x,y;                    /* Offsets into image */
 172         __u32   width, height;          /* Area to capture */
 173         __u16   decimation;             /* Decimation divider */
 174         __u16   flags;                  /* Flags for capture */
 175 #define VIDEO_CAPTURE_ODD               0       /* Temporal */
 176 #define VIDEO_CAPTURE_EVEN              1
 177 };
 178
 179 struct video_buffer
 180 {
 181         void    *base;
 182         int     height,width;
 183         int     depth;
 184         int     bytesperline;
 185 };
 186
 187 struct video_mmap
 188 {
 189         unsigned        int frame;              /* Frame (0 - n) for double buffer */
 190         int             height,width;
 191         unsigned        int format;             /* should be VIDEO_PALETTE_* */
 192 };
 193
 194 struct video_key
 195 {
 196         __u8    key[8];
 197         __u32   flags;
 198 };
 199
 200 struct video_mbuf
 201 {
 202         int     size;           /* Total memory to map */
 203         int     frames;         /* Frames */
 204         int     offsets[VIDEO_MAX_FRAME];
 205 };
 206
 207 #define         VIDEO_NO_UNIT   (-1)
 208
 209 struct video_unit
 210 {
 211         int     video;          /* Video minor */
 212         int     vbi;            /* VBI minor */
 213         int     radio;          /* Radio minor */
 214         int     audio;          /* Audio minor */
 215         int     teletext;       /* Teletext minor */
 216 };
 217
 218 struct vbi_format {
 219         __u32   sampling_rate;  /* in Hz */
 220         __u32   samples_per_line;
 221         __u32   sample_format;  /* VIDEO_PALETTE_RAW only (1 byte) */
 222         __s32   start[2];       /* starting line for each frame */
 223         __u32   count[2];       /* count of lines for each frame */
 224         __u32   flags;
 225 #define VBI_UNSYNC      1       /* can distingues between top/bottom field */
 226 #define VBI_INTERLACED  2       /* lines are interlaced */
 227 };
 228
 229 /* video_info is biased towards hardware mpeg encode/decode */
 230 /* but it could apply generically to any hardware compressor/decompressor */
 231 struct video_info
 232 {
 233         __u32   frame_count;    /* frames output since decode/encode began */
 234         __u32   h_size;         /* current unscaled horizontal size */
 235         __u32   v_size;         /* current unscaled veritcal size */
 236         __u32   smpte_timecode; /* current SMPTE timecode (for current GOP) */
 237         __u32   picture_type;   /* current picture type */
 238         __u32   temporal_reference;     /* current temporal reference */
 239         __u8    user_data[256]; /* user data last found in compressed stream */
 240         /* user_data[0] contains user data flags, user_data[1] has count */
 241 };
 242
 243 /* generic structure for setting playback modes */
 244 struct video_play_mode
 245 {
 246         int     mode;
 247         int     p1;
 248         int     p2;
 249 };
 250
 251 /* for loading microcode / fpga programming */
 252 struct video_code
 253 {
 254         char    loadwhat[16];   /* name or tag of file being passed */
 255         int     datasize;
 256         __u8    *data;
 257 };
 258
 259 #define VIDIOCGCAP              _IOR('v',1,struct video_capability)     /* Get capabilities */
 260 #define VIDIOCGCHAN             _IOWR('v',2,struct video_channel)       /* Get channel info (sources) */
 261 #define VIDIOCSCHAN             _IOW('v',3,struct video_channel)        /* Set channel  */
 262 #define VIDIOCGTUNER            _IOWR('v',4,struct video_tuner)         /* Get tuner abilities */
 263 #define VIDIOCSTUNER            _IOW('v',5,struct video_tuner)          /* Tune the tuner for the current channel */
 264 #define VIDIOCGPICT             _IOR('v',6,struct video_picture)        /* Get picture properties */
 265 #define VIDIOCSPICT             _IOW('v',7,struct video_picture)        /* Set picture properties */
 266 #define VIDIOCCAPTURE           _IOW('v',8,int)                         /* Start, end capture */
 267 #define VIDIOCGWIN              _IOR('v',9, struct video_window)        /* Get the video overlay window */
 268 #define VIDIOCSWIN              _IOW('v',10, struct video_window)       /* Set the video overlay window - passes clip list for hardware smarts , chromakey etc */
 269 #define VIDIOCGFBUF             _IOR('v',11, struct video_buffer)       /* Get frame buffer */
 270 #define VIDIOCSFBUF             _IOW('v',12, struct video_buffer)       /* Set frame buffer - root only */
 271 #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) */
 272 #define VIDIOCGFREQ             _IOR('v',14, unsigned long)             /* Set tuner */
 273 #define VIDIOCSFREQ             _IOW('v',15, unsigned long)             /* Set tuner */
 274 #define VIDIOCGAUDIO            _IOR('v',16, struct video_audio)        /* Get audio info */
 275 #define VIDIOCSAUDIO            _IOW('v',17, struct video_audio)        /* Audio source, mute etc */
 276 #define VIDIOCSYNC              _IOW('v',18, int)                       /* Sync with mmap grabbing */
 277 #define VIDIOCMCAPTURE          _IOW('v',19, struct video_mmap)         /* Grab frames */
 278 #define VIDIOCGMBUF             _IOR('v',20, struct video_mbuf)         /* Memory map buffer info */
 279 #define VIDIOCGUNIT             _IOR('v',21, struct video_unit)         /* Get attached units */
 280 #define VIDIOCGCAPTURE          _IOR('v',22, struct video_capture)      /* Get subcapture */
 281 #define VIDIOCSCAPTURE          _IOW('v',23, struct video_capture)      /* Set subcapture */
 282 #define VIDIOCSPLAYMODE         _IOW('v',24, struct video_play_mode)    /* Set output video mode/feature */
 283 #define VIDIOCSWRITEMODE        _IOW('v',25, int)                       /* Set write mode */
 284 #define VIDIOCGPLAYINFO         _IOR('v',26, struct video_info)         /* Get current playback info from hardware */
 285 #define VIDIOCSMICROCODE        _IOW('v',27, struct video_code)         /* Load microcode into hardware */
 286 #define VIDIOCGVBIFMT           _IOR('v',28, struct vbi_format)         /* Get VBI information */
 287 #define VIDIOCSVBIFMT           _IOW('v',29, struct vbi_format)         /* Set VBI information */
 288
 289
 290 #define BASE_VIDIOCPRIVATE      192             /* 192-255 are private */
 291
 292 /* VIDIOCSWRITEMODE */
 293 #define VID_WRITE_MPEG_AUD              0
 294 #define VID_WRITE_MPEG_VID              1
 295 #define VID_WRITE_OSD                   2
 296 #define VID_WRITE_TTX                   3
 297 #define VID_WRITE_CC                    4
 298 #define VID_WRITE_MJPEG                 5
 299
 300 /* VIDIOCSPLAYMODE */
 301 #define VID_PLAY_VID_OUT_MODE           0
 302         /* p1: = VIDEO_MODE_PAL, VIDEO_MODE_NTSC, etc ... */
 303 #define VID_PLAY_GENLOCK                1
 304         /* p1: 0 = OFF, 1 = ON */
 305         /* p2: GENLOCK FINE DELAY value */
 306 #define VID_PLAY_NORMAL                 2
 307 #define VID_PLAY_PAUSE                  3
 308 #define VID_PLAY_SINGLE_FRAME           4
 309 #define VID_PLAY_FAST_FORWARD           5
 310 #define VID_PLAY_SLOW_MOTION            6
 311 #define VID_PLAY_IMMEDIATE_NORMAL       7
 312 #define VID_PLAY_SWITCH_CHANNELS        8
 313 #define VID_PLAY_FREEZE_FRAME           9
 314 #define VID_PLAY_STILL_MODE             10
 315 #define VID_PLAY_MASTER_MODE            11
 316         /* p1: see below */
 317 #define         VID_PLAY_MASTER_NONE    1
 318 #define         VID_PLAY_MASTER_VIDEO   2
 319 #define         VID_PLAY_MASTER_AUDIO   3
 320 #define VID_PLAY_ACTIVE_SCANLINES       12
 321         /* p1 = first active; p2 = last active */
 322 #define VID_PLAY_RESET                  13
 323 #define VID_PLAY_END_MARK               14
 324
 325
 326
 327 #define VID_HARDWARE_BT848      1
 328 #define VID_HARDWARE_QCAM_BW    2
 329 #define VID_HARDWARE_PMS        3
 330 #define VID_HARDWARE_QCAM_C     4
 331 #define VID_HARDWARE_PSEUDO     5
 332 #define VID_HARDWARE_SAA5249    6
 333 #define VID_HARDWARE_AZTECH     7
 334 #define VID_HARDWARE_SF16MI     8
 335 #define VID_HARDWARE_RTRACK     9
 336 #define VID_HARDWARE_ZOLTRIX    10
 337 #define VID_HARDWARE_SAA7146    11
 338 #define VID_HARDWARE_VIDEUM     12      /* Reserved for Winnov videum */
 339 #define VID_HARDWARE_RTRACK2    13
 340 #define VID_HARDWARE_PERMEDIA2  14      /* Reserved for Permedia2 */
 341 #define VID_HARDWARE_RIVA128    15      /* Reserved for RIVA 128 */
 342 #define VID_HARDWARE_PLANB      16      /* PowerMac motherboard video-in */
 343 #define VID_HARDWARE_BROADWAY   17      /* Broadway project */
 344 #define VID_HARDWARE_GEMTEK     18
 345 #define VID_HARDWARE_TYPHOON    19
 346 #define VID_HARDWARE_VINO       20      /* SGI Indy Vino */
 347 #define VID_HARDWARE_CADET      21      /* Cadet radio */
 348 #define VID_HARDWARE_TRUST      22      /* Trust FM Radio */
 349 #define VID_HARDWARE_TERRATEC   23      /* TerraTec ActiveRadio */
 350 #define VID_HARDWARE_CPIA       24
 351 #define VID_HARDWARE_ZR36120    25      /* Zoran ZR36120/ZR36125 */
 352 #define VID_HARDWARE_ZR36067    26      /* Zoran ZR36067/36060 */
 353 #define VID_HARDWARE_OV511      27
 354 #define VID_HARDWARE_ZR356700   28      /* Zoran 36700 series */
 355 #define VID_HARDWARE_W9966      29
 356 #define VID_HARDWARE_SE401      30      /* SE401 USB webcams */
 357 #define VID_HARDWARE_PWC        31      /* Philips webcams */
 358 #define VID_HARDWARE_MEYE       32      /* Sony Vaio MotionEye cameras */
 359 #define VID_HARDWARE_CPIA2      33
 360 #define VID_HARDWARE_VICAM      34
 361 #define VID_HARDWARE_SF16FMR2   35
 362 #define VID_HARDWARE_W9968CF    36
 363 #define VID_HARDWARE_SAA7114H   37
 364 #define VID_HARDWARE_SN9C102    38
 365 #define VID_HARDWARE_ARV        39
 366 #endif /* __LINUX_VIDEODEV_H */
 367
 368 /*
 369  * Local variables:
 370  * c-basic-offset: 8
 371  * End:
 372  */