include/linux/videodev2.h

   1 /*
   2  *      Video for Linux Two
   3  *
   4  *      Header file for v4l or V4L2 drivers and applications
   5  * with public API.
   6  * All kernel-specific stuff were moved to media/v4l2-dev.h, so
   7  * no #if __KERNEL tests are allowed here
   8  *
   9  *      See http://linuxtv.org for more info
  10  *
  11  *      Author: Bill Dirks <bdirks@pacbell.net>
  12  *              Justin Schoeman
  13  *              et al.
  14  */
  15 #ifndef __LINUX_VIDEODEV2_H
  16 #define __LINUX_VIDEODEV2_H
  17 #ifdef __KERNEL__
  18 #include <linux/time.h>     /* need struct timeval */
  19 #include <linux/compiler.h> /* need __user */
  20 #else
  21 #define __user
  22 #endif
  23 #include <linux/types.h>
  24
  25 /*
  26  * Common stuff for both V4L1 and V4L2
  27  * Moved from videodev.h
  28  */
  29 #define VIDEO_MAX_FRAME               32
  30
  31 #define VID_TYPE_CAPTURE        1       /* Can capture */
  32 #define VID_TYPE_TUNER          2       /* Can tune */
  33 #define VID_TYPE_TELETEXT       4       /* Does teletext */
  34 #define VID_TYPE_OVERLAY        8       /* Overlay onto frame buffer */
  35 #define VID_TYPE_CHROMAKEY      16      /* Overlay by chromakey */
  36 #define VID_TYPE_CLIPPING       32      /* Can clip */
  37 #define VID_TYPE_FRAMERAM       64      /* Uses the frame buffer memory */
  38 #define VID_TYPE_SCALES         128     /* Scalable */
  39 #define VID_TYPE_MONOCHROME     256     /* Monochrome only */
  40 #define VID_TYPE_SUBCAPTURE     512     /* Can capture subareas of the image */
  41 #define VID_TYPE_MPEG_DECODER   1024    /* Can decode MPEG streams */
  42 #define VID_TYPE_MPEG_ENCODER   2048    /* Can encode MPEG streams */
  43 #define VID_TYPE_MJPEG_DECODER  4096    /* Can decode MJPEG streams */
  44 #define VID_TYPE_MJPEG_ENCODER  8192    /* Can encode MJPEG streams */
  45
  46 /*
  47  *      M I S C E L L A N E O U S
  48  */
  49
  50 /*  Four-character-code (FOURCC) */
  51 #define v4l2_fourcc(a,b,c,d)\
  52         (((__u32)(a)<<0)|((__u32)(b)<<8)|((__u32)(c)<<16)|((__u32)(d)<<24))
  53
  54 /*
  55  *      E N U M S
  56  */
  57 enum v4l2_field {
  58         V4L2_FIELD_ANY        = 0, /* driver can choose from none,
  59                                       top, bottom, interlaced
  60                                       depending on whatever it thinks
  61                                       is approximate ... */
  62         V4L2_FIELD_NONE       = 1, /* this device has no fields ... */
  63         V4L2_FIELD_TOP        = 2, /* top field only */
  64         V4L2_FIELD_BOTTOM     = 3, /* bottom field only */
  65         V4L2_FIELD_INTERLACED = 4, /* both fields interlaced */
  66         V4L2_FIELD_SEQ_TB     = 5, /* both fields sequential into one
  67                                       buffer, top-bottom order */
  68         V4L2_FIELD_SEQ_BT     = 6, /* same as above + bottom-top order */
  69         V4L2_FIELD_ALTERNATE  = 7, /* both fields alternating into
  70                                       separate buffers */
  71 };
  72 #define V4L2_FIELD_HAS_TOP(field)       \
  73         ((field) == V4L2_FIELD_TOP      ||\
  74          (field) == V4L2_FIELD_INTERLACED ||\
  75          (field) == V4L2_FIELD_SEQ_TB   ||\
  76          (field) == V4L2_FIELD_SEQ_BT)
  77 #define V4L2_FIELD_HAS_BOTTOM(field)    \
  78         ((field) == V4L2_FIELD_BOTTOM   ||\
  79          (field) == V4L2_FIELD_INTERLACED ||\
  80          (field) == V4L2_FIELD_SEQ_TB   ||\
  81          (field) == V4L2_FIELD_SEQ_BT)
  82 #define V4L2_FIELD_HAS_BOTH(field)      \
  83         ((field) == V4L2_FIELD_INTERLACED ||\
  84          (field) == V4L2_FIELD_SEQ_TB   ||\
  85          (field) == V4L2_FIELD_SEQ_BT)
  86
  87 enum v4l2_buf_type {
  88         V4L2_BUF_TYPE_VIDEO_CAPTURE      = 1,
  89         V4L2_BUF_TYPE_VIDEO_OUTPUT       = 2,
  90         V4L2_BUF_TYPE_VIDEO_OVERLAY      = 3,
  91         V4L2_BUF_TYPE_VBI_CAPTURE        = 4,
  92         V4L2_BUF_TYPE_VBI_OUTPUT         = 5,
  93 #if 1
  94         /* Experimental Sliced VBI */
  95         V4L2_BUF_TYPE_SLICED_VBI_CAPTURE = 6,
  96         V4L2_BUF_TYPE_SLICED_VBI_OUTPUT  = 7,
  97 #endif
  98         V4L2_BUF_TYPE_PRIVATE            = 0x80,
  99 };
 100
 101 enum v4l2_ctrl_type {
 102         V4L2_CTRL_TYPE_INTEGER       = 1,
 103         V4L2_CTRL_TYPE_BOOLEAN       = 2,
 104         V4L2_CTRL_TYPE_MENU          = 3,
 105         V4L2_CTRL_TYPE_BUTTON        = 4,
 106         V4L2_CTRL_TYPE_INTEGER64     = 5,
 107         V4L2_CTRL_TYPE_CTRL_CLASS    = 6,
 108 };
 109
 110 enum v4l2_tuner_type {
 111         V4L2_TUNER_RADIO             = 1,
 112         V4L2_TUNER_ANALOG_TV         = 2,
 113         V4L2_TUNER_DIGITAL_TV        = 3,
 114 };
 115
 116 enum v4l2_memory {
 117         V4L2_MEMORY_MMAP             = 1,
 118         V4L2_MEMORY_USERPTR          = 2,
 119         V4L2_MEMORY_OVERLAY          = 3,
 120 };
 121
 122 /* see also http://vektor.theorem.ca/graphics/ycbcr/ */
 123 enum v4l2_colorspace {
 124         /* ITU-R 601 -- broadcast NTSC/PAL */
 125         V4L2_COLORSPACE_SMPTE170M     = 1,
 126
 127         /* 1125-Line (US) HDTV */
 128         V4L2_COLORSPACE_SMPTE240M     = 2,
 129
 130         /* HD and modern captures. */
 131         V4L2_COLORSPACE_REC709        = 3,
 132
 133         /* broken BT878 extents (601, luma range 16-253 instead of 16-235) */
 134         V4L2_COLORSPACE_BT878         = 4,
 135
 136         /* These should be useful.  Assume 601 extents. */
 137         V4L2_COLORSPACE_470_SYSTEM_M  = 5,
 138         V4L2_COLORSPACE_470_SYSTEM_BG = 6,
 139
 140         /* I know there will be cameras that send this.  So, this is
 141          * unspecified chromaticities and full 0-255 on each of the
 142          * Y'CbCr components
 143          */
 144         V4L2_COLORSPACE_JPEG          = 7,
 145
 146         /* For RGB colourspaces, this is probably a good start. */
 147         V4L2_COLORSPACE_SRGB          = 8,
 148 };
 149
 150 enum v4l2_priority {
 151         V4L2_PRIORITY_UNSET       = 0,  /* not initialized */
 152         V4L2_PRIORITY_BACKGROUND  = 1,
 153         V4L2_PRIORITY_INTERACTIVE = 2,
 154         V4L2_PRIORITY_RECORD      = 3,
 155         V4L2_PRIORITY_DEFAULT     = V4L2_PRIORITY_INTERACTIVE,
 156 };
 157
 158 struct v4l2_rect {
 159         __s32   left;
 160         __s32   top;
 161         __s32   width;
 162         __s32   height;
 163 };
 164
 165 struct v4l2_fract {
 166         __u32   numerator;
 167         __u32   denominator;
 168 };
 169
 170 /*
 171  *      D R I V E R   C A P A B I L I T I E S
 172  */
 173 struct v4l2_capability
 174 {
 175         __u8    driver[16];     /* i.e. "bttv" */
 176         __u8    card[32];       /* i.e. "Hauppauge WinTV" */
 177         __u8    bus_info[32];   /* "PCI:" + pci_name(pci_dev) */
 178         __u32   version;        /* should use KERNEL_VERSION() */
 179         __u32   capabilities;   /* Device capabilities */
 180         __u32   reserved[4];
 181 };
 182
 183 /* Values for 'capabilities' field */
 184 #define V4L2_CAP_VIDEO_CAPTURE          0x00000001  /* Is a video capture device */
 185 #define V4L2_CAP_VIDEO_OUTPUT           0x00000002  /* Is a video output device */
 186 #define V4L2_CAP_VIDEO_OVERLAY          0x00000004  /* Can do video overlay */
 187 #define V4L2_CAP_VBI_CAPTURE            0x00000010  /* Is a raw VBI capture device */
 188 #define V4L2_CAP_VBI_OUTPUT             0x00000020  /* Is a raw VBI output device */
 189 #if 1
 190 #define V4L2_CAP_SLICED_VBI_CAPTURE     0x00000040  /* Is a sliced VBI capture device */
 191 #define V4L2_CAP_SLICED_VBI_OUTPUT      0x00000080  /* Is a sliced VBI output device */
 192 #endif
 193 #define V4L2_CAP_RDS_CAPTURE            0x00000100  /* RDS data capture */
 194
 195 #define V4L2_CAP_TUNER                  0x00010000  /* has a tuner */
 196 #define V4L2_CAP_AUDIO                  0x00020000  /* has audio support */
 197 #define V4L2_CAP_RADIO                  0x00040000  /* is a radio device */
 198
 199 #define V4L2_CAP_READWRITE              0x01000000  /* read/write systemcalls */
 200 #define V4L2_CAP_ASYNCIO                0x02000000  /* async I/O */
 201 #define V4L2_CAP_STREAMING              0x04000000  /* streaming I/O ioctls */
 202
 203 /*
 204  *      V I D E O   I M A G E   F O R M A T
 205  */
 206 struct v4l2_pix_format
 207 {
 208         __u32                   width;
 209         __u32                   height;
 210         __u32                   pixelformat;
 211         enum v4l2_field         field;
 212         __u32                   bytesperline;   /* for padding, zero if unused */
 213         __u32                   sizeimage;
 214         enum v4l2_colorspace    colorspace;
 215         __u32                   priv;           /* private data, depends on pixelformat */
 216 };
 217
 218 /*      Pixel format         FOURCC                        depth  Description  */
 219 #define V4L2_PIX_FMT_RGB332  v4l2_fourcc('R','G','B','1') /*  8  RGB-3-3-2     */
 220 #define V4L2_PIX_FMT_RGB555  v4l2_fourcc('R','G','B','O') /* 16  RGB-5-5-5     */
 221 #define V4L2_PIX_FMT_RGB565  v4l2_fourcc('R','G','B','P') /* 16  RGB-5-6-5     */
 222 #define V4L2_PIX_FMT_RGB555X v4l2_fourcc('R','G','B','Q') /* 16  RGB-5-5-5 BE  */
 223 #define V4L2_PIX_FMT_RGB565X v4l2_fourcc('R','G','B','R') /* 16  RGB-5-6-5 BE  */
 224 #define V4L2_PIX_FMT_BGR24   v4l2_fourcc('B','G','R','3') /* 24  BGR-8-8-8     */
 225 #define V4L2_PIX_FMT_RGB24   v4l2_fourcc('R','G','B','3') /* 24  RGB-8-8-8     */
 226 #define V4L2_PIX_FMT_BGR32   v4l2_fourcc('B','G','R','4') /* 32  BGR-8-8-8-8   */
 227 #define V4L2_PIX_FMT_RGB32   v4l2_fourcc('R','G','B','4') /* 32  RGB-8-8-8-8   */
 228 #define V4L2_PIX_FMT_GREY    v4l2_fourcc('G','R','E','Y') /*  8  Greyscale     */
 229 #define V4L2_PIX_FMT_YVU410  v4l2_fourcc('Y','V','U','9') /*  9  YVU 4:1:0     */
 230 #define V4L2_PIX_FMT_YVU420  v4l2_fourcc('Y','V','1','2') /* 12  YVU 4:2:0     */
 231 #define V4L2_PIX_FMT_YUYV    v4l2_fourcc('Y','U','Y','V') /* 16  YUV 4:2:2     */
 232 #define V4L2_PIX_FMT_UYVY    v4l2_fourcc('U','Y','V','Y') /* 16  YUV 4:2:2     */
 233 #define V4L2_PIX_FMT_YUV422P v4l2_fourcc('4','2','2','P') /* 16  YVU422 planar */
 234 #define V4L2_PIX_FMT_YUV411P v4l2_fourcc('4','1','1','P') /* 16  YVU411 planar */
 235 #define V4L2_PIX_FMT_Y41P    v4l2_fourcc('Y','4','1','P') /* 12  YUV 4:1:1     */
 236
 237 /* two planes -- one Y, one Cr + Cb interleaved  */
 238 #define V4L2_PIX_FMT_NV12    v4l2_fourcc('N','V','1','2') /* 12  Y/CbCr 4:2:0  */
 239 #define V4L2_PIX_FMT_NV21    v4l2_fourcc('N','V','2','1') /* 12  Y/CrCb 4:2:0  */
 240
 241 /*  The following formats are not defined in the V4L2 specification */
 242 #define V4L2_PIX_FMT_YUV410  v4l2_fourcc('Y','U','V','9') /*  9  YUV 4:1:0     */
 243 #define V4L2_PIX_FMT_YUV420  v4l2_fourcc('Y','U','1','2') /* 12  YUV 4:2:0     */
 244 #define V4L2_PIX_FMT_YYUV    v4l2_fourcc('Y','Y','U','V') /* 16  YUV 4:2:2     */
 245 #define V4L2_PIX_FMT_HI240   v4l2_fourcc('H','I','2','4') /*  8  8-bit color   */
 246 #define V4L2_PIX_FMT_HM12    v4l2_fourcc('H','M','1','2') /*  8  YUV 4:1:1 16x16 macroblocks */
 247
 248 /* see http://www.siliconimaging.com/RGB%20Bayer.htm */
 249 #define V4L2_PIX_FMT_SBGGR8  v4l2_fourcc('B','A','8','1') /*  8  BGBG.. GRGR.. */
 250
 251 /* compressed formats */
 252 #define V4L2_PIX_FMT_MJPEG    v4l2_fourcc('M','J','P','G') /* Motion-JPEG   */
 253 #define V4L2_PIX_FMT_JPEG     v4l2_fourcc('J','P','E','G') /* JFIF JPEG     */
 254 #define V4L2_PIX_FMT_DV       v4l2_fourcc('d','v','s','d') /* 1394          */
 255 #define V4L2_PIX_FMT_MPEG     v4l2_fourcc('M','P','E','G') /* MPEG-1/2/4    */
 256
 257 /*  Vendor-specific formats   */
 258 #define V4L2_PIX_FMT_WNVA     v4l2_fourcc('W','N','V','A') /* Winnov hw compress */
 259 #define V4L2_PIX_FMT_SN9C10X  v4l2_fourcc('S','9','1','0') /* SN9C10x compression */
 260 #define V4L2_PIX_FMT_PWC1     v4l2_fourcc('P','W','C','1') /* pwc older webcam */
 261 #define V4L2_PIX_FMT_PWC2     v4l2_fourcc('P','W','C','2') /* pwc newer webcam */
 262 #define V4L2_PIX_FMT_ET61X251 v4l2_fourcc('E','6','2','5') /* ET61X251 compression */
 263
 264 /*
 265  *      F O R M A T   E N U M E R A T I O N
 266  */
 267 struct v4l2_fmtdesc
 268 {
 269         __u32               index;             /* Format number      */
 270         enum v4l2_buf_type  type;              /* buffer type        */
 271         __u32               flags;
 272         __u8                description[32];   /* Description string */
 273         __u32               pixelformat;       /* Format fourcc      */
 274         __u32               reserved[4];
 275 };
 276
 277 #define V4L2_FMT_FLAG_COMPRESSED 0x0001
 278
 279 /*
 280  *      T I M E C O D E
 281  */
 282 struct v4l2_timecode
 283 {
 284         __u32   type;
 285         __u32   flags;
 286         __u8    frames;
 287         __u8    seconds;
 288         __u8    minutes;
 289         __u8    hours;
 290         __u8    userbits[4];
 291 };
 292
 293 /*  Type  */
 294 #define V4L2_TC_TYPE_24FPS              1
 295 #define V4L2_TC_TYPE_25FPS              2
 296 #define V4L2_TC_TYPE_30FPS              3
 297 #define V4L2_TC_TYPE_50FPS              4
 298 #define V4L2_TC_TYPE_60FPS              5
 299
 300 /*  Flags  */
 301 #define V4L2_TC_FLAG_DROPFRAME          0x0001 /* "drop-frame" mode */
 302 #define V4L2_TC_FLAG_COLORFRAME         0x0002
 303 #define V4L2_TC_USERBITS_field          0x000C
 304 #define V4L2_TC_USERBITS_USERDEFINED    0x0000
 305 #define V4L2_TC_USERBITS_8BITCHARS      0x0008
 306 /* The above is based on SMPTE timecodes */
 307
 308 #ifdef __KERNEL__
 309 /*
 310  *      M P E G   C O M P R E S S I O N   P A R A M E T E R S
 311  *
 312  *  ### WARNING: This experimental MPEG compression API is obsolete.
 313  *  ###          It is replaced by the MPEG controls API.
 314  *  ###          This old API will disappear in the near future!
 315  *
 316  */
 317 enum v4l2_bitrate_mode {
 318         V4L2_BITRATE_NONE = 0,  /* not specified */
 319         V4L2_BITRATE_CBR,       /* constant bitrate */
 320         V4L2_BITRATE_VBR,       /* variable bitrate */
 321 };
 322 struct v4l2_bitrate {
 323         /* rates are specified in kbit/sec */
 324         enum v4l2_bitrate_mode  mode;
 325         __u32                   min;
 326         __u32                   target;  /* use this one for CBR */
 327         __u32                   max;
 328 };
 329
 330 enum v4l2_mpeg_streamtype {
 331         V4L2_MPEG_SS_1,         /* MPEG-1 system stream */
 332         V4L2_MPEG_PS_2,         /* MPEG-2 program stream */
 333         V4L2_MPEG_TS_2,         /* MPEG-2 transport stream */
 334         V4L2_MPEG_PS_DVD,       /* MPEG-2 program stream with DVD header fixups */
 335 };
 336 enum v4l2_mpeg_audiotype {
 337         V4L2_MPEG_AU_2_I,       /* MPEG-2 layer 1 */
 338         V4L2_MPEG_AU_2_II,      /* MPEG-2 layer 2 */
 339         V4L2_MPEG_AU_2_III,     /* MPEG-2 layer 3 */
 340         V4L2_MPEG_AC3,          /* AC3 */
 341         V4L2_MPEG_LPCM,         /* LPCM */
 342 };
 343 enum v4l2_mpeg_videotype {
 344         V4L2_MPEG_VI_1,         /* MPEG-1 */
 345         V4L2_MPEG_VI_2,         /* MPEG-2 */
 346 };
 347 enum v4l2_mpeg_aspectratio {
 348         V4L2_MPEG_ASPECT_SQUARE = 1,   /* square pixel */
 349         V4L2_MPEG_ASPECT_4_3    = 2,   /*  4 : 3       */
 350         V4L2_MPEG_ASPECT_16_9   = 3,   /* 16 : 9       */
 351         V4L2_MPEG_ASPECT_1_221  = 4,   /*  1 : 2,21    */
 352 };
 353
 354 struct v4l2_mpeg_compression {
 355         /* general */
 356         enum v4l2_mpeg_streamtype       st_type;
 357         struct v4l2_bitrate             st_bitrate;
 358
 359         /* transport streams */
 360         __u16                           ts_pid_pmt;
 361         __u16                           ts_pid_audio;
 362         __u16                           ts_pid_video;
 363         __u16                           ts_pid_pcr;
 364
 365         /* program stream */
 366         __u16                           ps_size;
 367         __u16                           reserved_1;    /* align */
 368
 369         /* audio */
 370         enum v4l2_mpeg_audiotype        au_type;
 371         struct v4l2_bitrate             au_bitrate;
 372         __u32                           au_sample_rate;
 373         __u8                            au_pesid;
 374         __u8                            reserved_2[3]; /* align */
 375
 376         /* video */
 377         enum v4l2_mpeg_videotype        vi_type;
 378         enum v4l2_mpeg_aspectratio      vi_aspect_ratio;
 379         struct v4l2_bitrate             vi_bitrate;
 380         __u32                           vi_frame_rate;
 381         __u16                           vi_frames_per_gop;
 382         __u16                           vi_bframes_count;
 383         __u8                            vi_pesid;
 384         __u8                            reserved_3[3]; /* align */
 385
 386         /* misc flags */
 387         __u32                           closed_gops:1;
 388         __u32                           pulldown:1;
 389         __u32                           reserved_4:30; /* align */
 390
 391         /* I don't expect the above being perfect yet ;) */
 392         __u32                           reserved_5[8];
 393 };
 394 #endif
 395
 396 struct v4l2_jpegcompression
 397 {
 398         int quality;
 399
 400         int  APPn;              /* Number of APP segment to be written,
 401                                  * must be 0..15 */
 402         int  APP_len;           /* Length of data in JPEG APPn segment */
 403         char APP_data[60];      /* Data in the JPEG APPn segment. */
 404
 405         int  COM_len;           /* Length of data in JPEG COM segment */
 406         char COM_data[60];      /* Data in JPEG COM segment */
 407
 408         __u32 jpeg_markers;     /* Which markers should go into the JPEG
 409                                  * output. Unless you exactly know what
 410                                  * you do, leave them untouched.
 411                                  * Inluding less markers will make the
 412                                  * resulting code smaller, but there will
 413                                  * be fewer aplications which can read it.
 414                                  * The presence of the APP and COM marker
 415                                  * is influenced by APP_len and COM_len
 416                                  * ONLY, not by this property! */
 417
 418 #define V4L2_JPEG_MARKER_DHT (1<<3)    /* Define Huffman Tables */
 419 #define V4L2_JPEG_MARKER_DQT (1<<4)    /* Define Quantization Tables */
 420 #define V4L2_JPEG_MARKER_DRI (1<<5)    /* Define Restart Interval */
 421 #define V4L2_JPEG_MARKER_COM (1<<6)    /* Comment segment */
 422 #define V4L2_JPEG_MARKER_APP (1<<7)    /* App segment, driver will
 423                                         * allways use APP0 */
 424 };
 425
 426 /*
 427  *      M E M O R Y - M A P P I N G   B U F F E R S
 428  */
 429 struct v4l2_requestbuffers
 430 {
 431         __u32                   count;
 432         enum v4l2_buf_type      type;
 433         enum v4l2_memory        memory;
 434         __u32                   reserved[2];
 435 };
 436
 437 struct v4l2_buffer
 438 {
 439         __u32                   index;
 440         enum v4l2_buf_type      type;
 441         __u32                   bytesused;
 442         __u32                   flags;
 443         enum v4l2_field         field;
 444         struct timeval          timestamp;
 445         struct v4l2_timecode    timecode;
 446         __u32                   sequence;
 447
 448         /* memory location */
 449         enum v4l2_memory        memory;
 450         union {
 451                 __u32           offset;
 452                 unsigned long   userptr;
 453         } m;
 454         __u32                   length;
 455         __u32                   input;
 456         __u32                   reserved;
 457 };
 458
 459 /*  Flags for 'flags' field */
 460 #define V4L2_BUF_FLAG_MAPPED    0x0001  /* Buffer is mapped (flag) */
 461 #define V4L2_BUF_FLAG_QUEUED    0x0002  /* Buffer is queued for processing */
 462 #define V4L2_BUF_FLAG_DONE      0x0004  /* Buffer is ready */
 463 #define V4L2_BUF_FLAG_KEYFRAME  0x0008  /* Image is a keyframe (I-frame) */
 464 #define V4L2_BUF_FLAG_PFRAME    0x0010  /* Image is a P-frame */
 465 #define V4L2_BUF_FLAG_BFRAME    0x0020  /* Image is a B-frame */
 466 #define V4L2_BUF_FLAG_TIMECODE  0x0100  /* timecode field is valid */
 467 #define V4L2_BUF_FLAG_INPUT     0x0200  /* input field is valid */
 468
 469 /*
 470  *      O V E R L A Y   P R E V I E W
 471  */
 472 struct v4l2_framebuffer
 473 {
 474         __u32                   capability;
 475         __u32                   flags;
 476 /* FIXME: in theory we should pass something like PCI device + memory
 477  * region + offset instead of some physical address */
 478         void*                   base;
 479         struct v4l2_pix_format  fmt;
 480 };
 481 /*  Flags for the 'capability' field. Read only */
 482 #define V4L2_FBUF_CAP_EXTERNOVERLAY     0x0001
 483 #define V4L2_FBUF_CAP_CHROMAKEY         0x0002
 484 #define V4L2_FBUF_CAP_LIST_CLIPPING     0x0004
 485 #define V4L2_FBUF_CAP_BITMAP_CLIPPING   0x0008
 486 /*  Flags for the 'flags' field. */
 487 #define V4L2_FBUF_FLAG_PRIMARY          0x0001
 488 #define V4L2_FBUF_FLAG_OVERLAY          0x0002
 489 #define V4L2_FBUF_FLAG_CHROMAKEY        0x0004
 490
 491 struct v4l2_clip
 492 {
 493         struct v4l2_rect        c;
 494         struct v4l2_clip        __user *next;
 495 };
 496
 497 struct v4l2_window
 498 {
 499         struct v4l2_rect        w;
 500         enum v4l2_field         field;
 501         __u32                   chromakey;
 502         struct v4l2_clip        __user *clips;
 503         __u32                   clipcount;
 504         void                    __user *bitmap;
 505 };
 506
 507 /*
 508  *      C A P T U R E   P A R A M E T E R S
 509  */
 510 struct v4l2_captureparm
 511 {
 512         __u32              capability;    /*  Supported modes */
 513         __u32              capturemode;   /*  Current mode */
 514         struct v4l2_fract  timeperframe;  /*  Time per frame in .1us units */
 515         __u32              extendedmode;  /*  Driver-specific extensions */
 516         __u32              readbuffers;   /*  # of buffers for read */
 517         __u32              reserved[4];
 518 };
 519
 520 /*  Flags for 'capability' and 'capturemode' fields */
 521 #define V4L2_MODE_HIGHQUALITY   0x0001  /*  High quality imaging mode */
 522 #define V4L2_CAP_TIMEPERFRAME   0x1000  /*  timeperframe field is supported */
 523
 524 struct v4l2_outputparm
 525 {
 526         __u32              capability;   /*  Supported modes */
 527         __u32              outputmode;   /*  Current mode */
 528         struct v4l2_fract  timeperframe; /*  Time per frame in seconds */
 529         __u32              extendedmode; /*  Driver-specific extensions */
 530         __u32              writebuffers; /*  # of buffers for write */
 531         __u32              reserved[4];
 532 };
 533
 534 /*
 535  *      I N P U T   I M A G E   C R O P P I N G
 536  */
 537 struct v4l2_cropcap {
 538         enum v4l2_buf_type      type;
 539         struct v4l2_rect        bounds;
 540         struct v4l2_rect        defrect;
 541         struct v4l2_fract       pixelaspect;
 542 };
 543
 544 struct v4l2_crop {
 545         enum v4l2_buf_type      type;
 546         struct v4l2_rect        c;
 547 };
 548
 549 /*
 550  *      A N A L O G   V I D E O   S T A N D A R D
 551  */
 552
 553 typedef __u64 v4l2_std_id;
 554
 555 /* one bit for each */
 556 #define V4L2_STD_PAL_B          ((v4l2_std_id)0x00000001)
 557 #define V4L2_STD_PAL_B1         ((v4l2_std_id)0x00000002)
 558 #define V4L2_STD_PAL_G          ((v4l2_std_id)0x00000004)
 559 #define V4L2_STD_PAL_H          ((v4l2_std_id)0x00000008)
 560 #define V4L2_STD_PAL_I          ((v4l2_std_id)0x00000010)
 561 #define V4L2_STD_PAL_D          ((v4l2_std_id)0x00000020)
 562 #define V4L2_STD_PAL_D1         ((v4l2_std_id)0x00000040)
 563 #define V4L2_STD_PAL_K          ((v4l2_std_id)0x00000080)
 564
 565 #define V4L2_STD_PAL_M          ((v4l2_std_id)0x00000100)
 566 #define V4L2_STD_PAL_N          ((v4l2_std_id)0x00000200)
 567 #define V4L2_STD_PAL_Nc         ((v4l2_std_id)0x00000400)
 568 #define V4L2_STD_PAL_60         ((v4l2_std_id)0x00000800)
 569
 570 #define V4L2_STD_NTSC_M         ((v4l2_std_id)0x00001000)
 571 #define V4L2_STD_NTSC_M_JP      ((v4l2_std_id)0x00002000)
 572 #define V4L2_STD_NTSC_443       ((v4l2_std_id)0x00004000)
 573 #define V4L2_STD_NTSC_M_KR      ((v4l2_std_id)0x00008000)
 574
 575 #define V4L2_STD_SECAM_B        ((v4l2_std_id)0x00010000)
 576 #define V4L2_STD_SECAM_D        ((v4l2_std_id)0x00020000)
 577 #define V4L2_STD_SECAM_G        ((v4l2_std_id)0x00040000)
 578 #define V4L2_STD_SECAM_H        ((v4l2_std_id)0x00080000)
 579 #define V4L2_STD_SECAM_K        ((v4l2_std_id)0x00100000)
 580 #define V4L2_STD_SECAM_K1       ((v4l2_std_id)0x00200000)
 581 #define V4L2_STD_SECAM_L        ((v4l2_std_id)0x00400000)
 582 #define V4L2_STD_SECAM_LC       ((v4l2_std_id)0x00800000)
 583
 584 /* ATSC/HDTV */
 585 #define V4L2_STD_ATSC_8_VSB     ((v4l2_std_id)0x01000000)
 586 #define V4L2_STD_ATSC_16_VSB    ((v4l2_std_id)0x02000000)
 587
 588 /* some merged standards */
 589 #define V4L2_STD_MN     (V4L2_STD_PAL_M|V4L2_STD_PAL_N|V4L2_STD_PAL_Nc|V4L2_STD_NTSC)
 590 #define V4L2_STD_B      (V4L2_STD_PAL_B|V4L2_STD_PAL_B1|V4L2_STD_SECAM_B)
 591 #define V4L2_STD_GH     (V4L2_STD_PAL_G|V4L2_STD_PAL_H|V4L2_STD_SECAM_G|V4L2_STD_SECAM_H)
 592 #define V4L2_STD_DK     (V4L2_STD_PAL_DK|V4L2_STD_SECAM_DK)
 593
 594 /* some common needed stuff */
 595 #define V4L2_STD_PAL_BG         (V4L2_STD_PAL_B         |\
 596                                  V4L2_STD_PAL_B1        |\
 597                                  V4L2_STD_PAL_G)
 598 #define V4L2_STD_PAL_DK         (V4L2_STD_PAL_D         |\
 599                                  V4L2_STD_PAL_D1        |\
 600                                  V4L2_STD_PAL_K)
 601 #define V4L2_STD_PAL            (V4L2_STD_PAL_BG        |\
 602                                  V4L2_STD_PAL_DK        |\
 603                                  V4L2_STD_PAL_H         |\
 604                                  V4L2_STD_PAL_I)
 605 #define V4L2_STD_NTSC           (V4L2_STD_NTSC_M        |\
 606                                  V4L2_STD_NTSC_M_JP     |\
 607                                  V4L2_STD_NTSC_M_KR)
 608 #define V4L2_STD_SECAM_DK       (V4L2_STD_SECAM_D       |\
 609                                  V4L2_STD_SECAM_K       |\
 610                                  V4L2_STD_SECAM_K1)
 611 #define V4L2_STD_SECAM          (V4L2_STD_SECAM_B       |\
 612                                  V4L2_STD_SECAM_G       |\
 613                                  V4L2_STD_SECAM_H       |\
 614                                  V4L2_STD_SECAM_DK      |\
 615                                  V4L2_STD_SECAM_L       |\
 616                                  V4L2_STD_SECAM_LC)
 617
 618 #define V4L2_STD_525_60         (V4L2_STD_PAL_M         |\
 619                                  V4L2_STD_PAL_60        |\
 620                                  V4L2_STD_NTSC          |\
 621                                  V4L2_STD_NTSC_443)
 622 #define V4L2_STD_625_50         (V4L2_STD_PAL           |\
 623                                  V4L2_STD_PAL_N         |\
 624                                  V4L2_STD_PAL_Nc        |\
 625                                  V4L2_STD_SECAM)
 626 #define V4L2_STD_ATSC           (V4L2_STD_ATSC_8_VSB    |\
 627                                  V4L2_STD_ATSC_16_VSB)
 628
 629 #define V4L2_STD_UNKNOWN        0
 630 #define V4L2_STD_ALL            (V4L2_STD_525_60        |\
 631                                  V4L2_STD_625_50)
 632
 633 struct v4l2_standard
 634 {
 635         __u32                index;
 636         v4l2_std_id          id;
 637         __u8                 name[24];
 638         struct v4l2_fract    frameperiod; /* Frames, not fields */
 639         __u32                framelines;
 640         __u32                reserved[4];
 641 };
 642
 643 /*
 644  *      V I D E O   I N P U T S
 645  */
 646 struct v4l2_input
 647 {
 648         __u32        index;             /*  Which input */
 649         __u8         name[32];          /*  Label */
 650         __u32        type;              /*  Type of input */
 651         __u32        audioset;          /*  Associated audios (bitfield) */
 652         __u32        tuner;             /*  Associated tuner */
 653         v4l2_std_id  std;
 654         __u32        status;
 655         __u32        reserved[4];
 656 };
 657
 658 /*  Values for the 'type' field */
 659 #define V4L2_INPUT_TYPE_TUNER           1
 660 #define V4L2_INPUT_TYPE_CAMERA          2
 661
 662 /* field 'status' - general */
 663 #define V4L2_IN_ST_NO_POWER    0x00000001  /* Attached device is off */
 664 #define V4L2_IN_ST_NO_SIGNAL   0x00000002
 665 #define V4L2_IN_ST_NO_COLOR    0x00000004
 666
 667 /* field 'status' - analog */
 668 #define V4L2_IN_ST_NO_H_LOCK   0x00000100  /* No horizontal sync lock */
 669 #define V4L2_IN_ST_COLOR_KILL  0x00000200  /* Color killer is active */
 670
 671 /* field 'status' - digital */
 672 #define V4L2_IN_ST_NO_SYNC     0x00010000  /* No synchronization lock */
 673 #define V4L2_IN_ST_NO_EQU      0x00020000  /* No equalizer lock */
 674 #define V4L2_IN_ST_NO_CARRIER  0x00040000  /* Carrier recovery failed */
 675
 676 /* field 'status' - VCR and set-top box */
 677 #define V4L2_IN_ST_MACROVISION 0x01000000  /* Macrovision detected */
 678 #define V4L2_IN_ST_NO_ACCESS   0x02000000  /* Conditional access denied */
 679 #define V4L2_IN_ST_VTR         0x04000000  /* VTR time constant */
 680
 681 /*
 682  *      V I D E O   O U T P U T S
 683  */
 684 struct v4l2_output
 685 {
 686         __u32        index;             /*  Which output */
 687         __u8         name[32];          /*  Label */
 688         __u32        type;              /*  Type of output */
 689         __u32        audioset;          /*  Associated audios (bitfield) */
 690         __u32        modulator;         /*  Associated modulator */
 691         v4l2_std_id  std;
 692         __u32        reserved[4];
 693 };
 694 /*  Values for the 'type' field */
 695 #define V4L2_OUTPUT_TYPE_MODULATOR              1
 696 #define V4L2_OUTPUT_TYPE_ANALOG                 2
 697 #define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY       3
 698
 699 /*
 700  *      C O N T R O L S
 701  */
 702 struct v4l2_control
 703 {
 704         __u32                id;
 705         __s32                value;
 706 };
 707
 708 struct v4l2_ext_control
 709 {
 710         __u32 id;
 711         __u32 reserved2[2];
 712         union {
 713                 __s32 value;
 714                 __s64 value64;
 715                 void *reserved;
 716         };
 717 } __attribute__ ((packed));
 718
 719 struct v4l2_ext_controls
 720 {
 721         __u32 ctrl_class;
 722         __u32 count;
 723         __u32 error_idx;
 724         __u32 reserved[2];
 725         struct v4l2_ext_control *controls;
 726 };
 727
 728 /*  Values for ctrl_class field */
 729 #define V4L2_CTRL_CLASS_USER 0x00980000 /* Old-style 'user' controls */
 730 #define V4L2_CTRL_CLASS_MPEG 0x00990000 /* MPEG-compression controls */
 731
 732 #define V4L2_CTRL_ID_MASK         (0x0fffffff)
 733 #define V4L2_CTRL_ID2CLASS(id)    ((id) & 0x0fff0000UL)
 734 #define V4L2_CTRL_DRIVER_PRIV(id) (((id) & 0xffff) >= 0x1000)
 735
 736 /*  Used in the VIDIOC_QUERYCTRL ioctl for querying controls */
 737 struct v4l2_queryctrl
 738 {
 739         __u32                id;
 740         enum v4l2_ctrl_type  type;
 741         __u8                 name[32];  /* Whatever */
 742         __s32                minimum;   /* Note signedness */
 743         __s32                maximum;
 744         __s32                step;
 745         __s32                default_value;
 746         __u32                flags;
 747         __u32                reserved[2];
 748 };
 749
 750 /*  Used in the VIDIOC_QUERYMENU ioctl for querying menu items */
 751 struct v4l2_querymenu
 752 {
 753         __u32           id;
 754         __u32           index;
 755         __u8            name[32];       /* Whatever */
 756         __u32           reserved;
 757 };
 758
 759 /*  Control flags  */
 760 #define V4L2_CTRL_FLAG_DISABLED         0x0001
 761 #define V4L2_CTRL_FLAG_GRABBED          0x0002
 762 #define V4L2_CTRL_FLAG_READ_ONLY        0x0004
 763 #define V4L2_CTRL_FLAG_UPDATE           0x0008
 764 #define V4L2_CTRL_FLAG_INACTIVE         0x0010
 765 #define V4L2_CTRL_FLAG_SLIDER           0x0020
 766
 767 /*  Query flag, to be ORed with the control ID */
 768 #define V4L2_CTRL_FLAG_NEXT_CTRL        0x80000000
 769
 770 /*  User-class control IDs defined by V4L2 */
 771 #define V4L2_CID_BASE                   (V4L2_CTRL_CLASS_USER | 0x900)
 772 #define V4L2_CID_USER_BASE              V4L2_CID_BASE
 773 /*  IDs reserved for driver specific controls */
 774 #define V4L2_CID_PRIVATE_BASE           0x08000000
 775
 776 #define V4L2_CID_USER_CLASS             (V4L2_CTRL_CLASS_USER | 1)
 777 #define V4L2_CID_BRIGHTNESS             (V4L2_CID_BASE+0)
 778 #define V4L2_CID_CONTRAST               (V4L2_CID_BASE+1)
 779 #define V4L2_CID_SATURATION             (V4L2_CID_BASE+2)
 780 #define V4L2_CID_HUE                    (V4L2_CID_BASE+3)
 781 #define V4L2_CID_AUDIO_VOLUME           (V4L2_CID_BASE+5)
 782 #define V4L2_CID_AUDIO_BALANCE          (V4L2_CID_BASE+6)
 783 #define V4L2_CID_AUDIO_BASS             (V4L2_CID_BASE+7)
 784 #define V4L2_CID_AUDIO_TREBLE           (V4L2_CID_BASE+8)
 785 #define V4L2_CID_AUDIO_MUTE             (V4L2_CID_BASE+9)
 786 #define V4L2_CID_AUDIO_LOUDNESS         (V4L2_CID_BASE+10)
 787 #define V4L2_CID_BLACK_LEVEL            (V4L2_CID_BASE+11)
 788 #define V4L2_CID_AUTO_WHITE_BALANCE     (V4L2_CID_BASE+12)
 789 #define V4L2_CID_DO_WHITE_BALANCE       (V4L2_CID_BASE+13)
 790 #define V4L2_CID_RED_BALANCE            (V4L2_CID_BASE+14)
 791 #define V4L2_CID_BLUE_BALANCE           (V4L2_CID_BASE+15)
 792 #define V4L2_CID_GAMMA                  (V4L2_CID_BASE+16)
 793 #define V4L2_CID_WHITENESS              (V4L2_CID_GAMMA) /* ? Not sure */
 794 #define V4L2_CID_EXPOSURE               (V4L2_CID_BASE+17)
 795 #define V4L2_CID_AUTOGAIN               (V4L2_CID_BASE+18)
 796 #define V4L2_CID_GAIN                   (V4L2_CID_BASE+19)
 797 #define V4L2_CID_HFLIP                  (V4L2_CID_BASE+20)
 798 #define V4L2_CID_VFLIP                  (V4L2_CID_BASE+21)
 799 #define V4L2_CID_HCENTER                (V4L2_CID_BASE+22)
 800 #define V4L2_CID_VCENTER                (V4L2_CID_BASE+23)
 801 #define V4L2_CID_LASTP1                 (V4L2_CID_BASE+24) /* last CID + 1 */
 802
 803 /*  MPEG-class control IDs defined by V4L2 */
 804 #define V4L2_CID_MPEG_BASE                      (V4L2_CTRL_CLASS_MPEG | 0x900)
 805 #define V4L2_CID_MPEG_CLASS                     (V4L2_CTRL_CLASS_MPEG | 1)
 806
 807 /*  MPEG streams */
 808 #define V4L2_CID_MPEG_STREAM_TYPE               (V4L2_CID_MPEG_BASE+0)
 809 enum v4l2_mpeg_stream_type {
 810         V4L2_MPEG_STREAM_TYPE_MPEG2_PS   = 0, /* MPEG-2 program stream */
 811         V4L2_MPEG_STREAM_TYPE_MPEG2_TS   = 1, /* MPEG-2 transport stream */
 812         V4L2_MPEG_STREAM_TYPE_MPEG1_SS   = 2, /* MPEG-1 system stream */
 813         V4L2_MPEG_STREAM_TYPE_MPEG2_DVD  = 3, /* MPEG-2 DVD-compatible stream */
 814         V4L2_MPEG_STREAM_TYPE_MPEG1_VCD  = 4, /* MPEG-1 VCD-compatible stream */
 815         V4L2_MPEG_STREAM_TYPE_MPEG2_SVCD = 5, /* MPEG-2 SVCD-compatible stream */
 816 };
 817 #define V4L2_CID_MPEG_STREAM_PID_PMT            (V4L2_CID_MPEG_BASE+1)
 818 #define V4L2_CID_MPEG_STREAM_PID_AUDIO          (V4L2_CID_MPEG_BASE+2)
 819 #define V4L2_CID_MPEG_STREAM_PID_VIDEO          (V4L2_CID_MPEG_BASE+3)
 820 #define V4L2_CID_MPEG_STREAM_PID_PCR            (V4L2_CID_MPEG_BASE+4)
 821 #define V4L2_CID_MPEG_STREAM_PES_ID_AUDIO       (V4L2_CID_MPEG_BASE+5)
 822 #define V4L2_CID_MPEG_STREAM_PES_ID_VIDEO       (V4L2_CID_MPEG_BASE+6)
 823 #define V4L2_CID_MPEG_STREAM_VBI_FMT            (V4L2_CID_MPEG_BASE+7)
 824 enum v4l2_mpeg_stream_vbi_fmt {
 825         V4L2_MPEG_STREAM_VBI_FMT_NONE = 0,  /* No VBI in the MPEG stream */
 826         V4L2_MPEG_STREAM_VBI_FMT_IVTV = 1,  /* VBI in private packets, IVTV format */
 827 };
 828
 829 /*  MPEG audio */
 830 #define V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ       (V4L2_CID_MPEG_BASE+100)
 831 enum v4l2_mpeg_audio_sampling_freq {
 832         V4L2_MPEG_AUDIO_SAMPLING_FREQ_44100 = 0,
 833         V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000 = 1,
 834         V4L2_MPEG_AUDIO_SAMPLING_FREQ_32000 = 2,
 835 };
 836 #define V4L2_CID_MPEG_AUDIO_ENCODING            (V4L2_CID_MPEG_BASE+101)
 837 enum v4l2_mpeg_audio_encoding {
 838         V4L2_MPEG_AUDIO_ENCODING_LAYER_1 = 0,
 839         V4L2_MPEG_AUDIO_ENCODING_LAYER_2 = 1,
 840         V4L2_MPEG_AUDIO_ENCODING_LAYER_3 = 2,
 841 };
 842 #define V4L2_CID_MPEG_AUDIO_L1_BITRATE          (V4L2_CID_MPEG_BASE+102)
 843 enum v4l2_mpeg_audio_l1_bitrate {
 844         V4L2_MPEG_AUDIO_L1_BITRATE_32K  = 0,
 845         V4L2_MPEG_AUDIO_L1_BITRATE_64K  = 1,
 846         V4L2_MPEG_AUDIO_L1_BITRATE_96K  = 2,
 847         V4L2_MPEG_AUDIO_L1_BITRATE_128K = 3,
 848         V4L2_MPEG_AUDIO_L1_BITRATE_160K = 4,
 849         V4L2_MPEG_AUDIO_L1_BITRATE_192K = 5,
 850         V4L2_MPEG_AUDIO_L1_BITRATE_224K = 6,
 851         V4L2_MPEG_AUDIO_L1_BITRATE_256K = 7,
 852         V4L2_MPEG_AUDIO_L1_BITRATE_288K = 8,
 853         V4L2_MPEG_AUDIO_L1_BITRATE_320K = 9,
 854         V4L2_MPEG_AUDIO_L1_BITRATE_352K = 10,
 855         V4L2_MPEG_AUDIO_L1_BITRATE_384K = 11,
 856         V4L2_MPEG_AUDIO_L1_BITRATE_416K = 12,
 857         V4L2_MPEG_AUDIO_L1_BITRATE_448K = 13,
 858 };
 859 #define V4L2_CID_MPEG_AUDIO_L2_BITRATE          (V4L2_CID_MPEG_BASE+103)
 860 enum v4l2_mpeg_audio_l2_bitrate {
 861         V4L2_MPEG_AUDIO_L2_BITRATE_32K  = 0,
 862         V4L2_MPEG_AUDIO_L2_BITRATE_48K  = 1,
 863         V4L2_MPEG_AUDIO_L2_BITRATE_56K  = 2,
 864         V4L2_MPEG_AUDIO_L2_BITRATE_64K  = 3,
 865         V4L2_MPEG_AUDIO_L2_BITRATE_80K  = 4,
 866         V4L2_MPEG_AUDIO_L2_BITRATE_96K  = 5,
 867         V4L2_MPEG_AUDIO_L2_BITRATE_112K = 6,
 868         V4L2_MPEG_AUDIO_L2_BITRATE_128K = 7,
 869         V4L2_MPEG_AUDIO_L2_BITRATE_160K = 8,
 870         V4L2_MPEG_AUDIO_L2_BITRATE_192K = 9,
 871         V4L2_MPEG_AUDIO_L2_BITRATE_224K = 10,
 872         V4L2_MPEG_AUDIO_L2_BITRATE_256K = 11,
 873         V4L2_MPEG_AUDIO_L2_BITRATE_320K = 12,
 874         V4L2_MPEG_AUDIO_L2_BITRATE_384K = 13,
 875 };
 876 #define V4L2_CID_MPEG_AUDIO_L3_BITRATE          (V4L2_CID_MPEG_BASE+104)
 877 enum v4l2_mpeg_audio_l3_bitrate {
 878         V4L2_MPEG_AUDIO_L3_BITRATE_32K  = 0,
 879         V4L2_MPEG_AUDIO_L3_BITRATE_40K  = 1,
 880         V4L2_MPEG_AUDIO_L3_BITRATE_48K  = 2,
 881         V4L2_MPEG_AUDIO_L3_BITRATE_56K  = 3,
 882         V4L2_MPEG_AUDIO_L3_BITRATE_64K  = 4,
 883         V4L2_MPEG_AUDIO_L3_BITRATE_80K  = 5,
 884         V4L2_MPEG_AUDIO_L3_BITRATE_96K  = 6,
 885         V4L2_MPEG_AUDIO_L3_BITRATE_112K = 7,
 886         V4L2_MPEG_AUDIO_L3_BITRATE_128K = 8,
 887         V4L2_MPEG_AUDIO_L3_BITRATE_160K = 9,
 888         V4L2_MPEG_AUDIO_L3_BITRATE_192K = 10,
 889         V4L2_MPEG_AUDIO_L3_BITRATE_224K = 11,
 890         V4L2_MPEG_AUDIO_L3_BITRATE_256K = 12,
 891         V4L2_MPEG_AUDIO_L3_BITRATE_320K = 13,
 892 };
 893 #define V4L2_CID_MPEG_AUDIO_MODE                (V4L2_CID_MPEG_BASE+105)
 894 enum v4l2_mpeg_audio_mode {
 895         V4L2_MPEG_AUDIO_MODE_STEREO       = 0,
 896         V4L2_MPEG_AUDIO_MODE_JOINT_STEREO = 1,
 897         V4L2_MPEG_AUDIO_MODE_DUAL         = 2,
 898         V4L2_MPEG_AUDIO_MODE_MONO         = 3,
 899 };
 900 #define V4L2_CID_MPEG_AUDIO_MODE_EXTENSION      (V4L2_CID_MPEG_BASE+106)
 901 enum v4l2_mpeg_audio_mode_extension {
 902         V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4  = 0,
 903         V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_8  = 1,
 904         V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_12 = 2,
 905         V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_16 = 3,
 906 };
 907 #define V4L2_CID_MPEG_AUDIO_EMPHASIS            (V4L2_CID_MPEG_BASE+107)
 908 enum v4l2_mpeg_audio_emphasis {
 909         V4L2_MPEG_AUDIO_EMPHASIS_NONE         = 0,
 910         V4L2_MPEG_AUDIO_EMPHASIS_50_DIV_15_uS = 1,
 911         V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17    = 2,
 912 };
 913 #define V4L2_CID_MPEG_AUDIO_CRC                 (V4L2_CID_MPEG_BASE+108)
 914 enum v4l2_mpeg_audio_crc {
 915         V4L2_MPEG_AUDIO_CRC_NONE  = 0,
 916         V4L2_MPEG_AUDIO_CRC_CRC16 = 1,
 917 };
 918
 919 /*  MPEG video */
 920 #define V4L2_CID_MPEG_VIDEO_ENCODING            (V4L2_CID_MPEG_BASE+200)
 921 enum v4l2_mpeg_video_encoding {
 922         V4L2_MPEG_VIDEO_ENCODING_MPEG_1 = 0,
 923         V4L2_MPEG_VIDEO_ENCODING_MPEG_2 = 1,
 924 };
 925 #define V4L2_CID_MPEG_VIDEO_ASPECT              (V4L2_CID_MPEG_BASE+201)
 926 enum v4l2_mpeg_video_aspect {
 927         V4L2_MPEG_VIDEO_ASPECT_1x1     = 0,
 928         V4L2_MPEG_VIDEO_ASPECT_4x3     = 1,
 929         V4L2_MPEG_VIDEO_ASPECT_16x9    = 2,
 930         V4L2_MPEG_VIDEO_ASPECT_221x100 = 3,
 931 };
 932 #define V4L2_CID_MPEG_VIDEO_B_FRAMES            (V4L2_CID_MPEG_BASE+202)
 933 #define V4L2_CID_MPEG_VIDEO_GOP_SIZE            (V4L2_CID_MPEG_BASE+203)
 934 #define V4L2_CID_MPEG_VIDEO_GOP_CLOSURE         (V4L2_CID_MPEG_BASE+204)
 935 #define V4L2_CID_MPEG_VIDEO_PULLDOWN            (V4L2_CID_MPEG_BASE+205)
 936 #define V4L2_CID_MPEG_VIDEO_BITRATE_MODE        (V4L2_CID_MPEG_BASE+206)
 937 enum v4l2_mpeg_video_bitrate_mode {
 938         V4L2_MPEG_VIDEO_BITRATE_MODE_VBR = 0,
 939         V4L2_MPEG_VIDEO_BITRATE_MODE_CBR = 1,
 940 };
 941 #define V4L2_CID_MPEG_VIDEO_BITRATE             (V4L2_CID_MPEG_BASE+207)
 942 #define V4L2_CID_MPEG_VIDEO_BITRATE_PEAK        (V4L2_CID_MPEG_BASE+208)
 943 #define V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION (V4L2_CID_MPEG_BASE+209)
 944
 945 /*  MPEG-class control IDs specific to the CX2584x driver as defined by V4L2 */
 946 #define V4L2_CID_MPEG_CX2341X_BASE                              (V4L2_CTRL_CLASS_MPEG | 0x1000)
 947 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE         (V4L2_CID_MPEG_CX2341X_BASE+0)
 948 enum v4l2_mpeg_cx2341x_video_spatial_filter_mode {
 949         V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL = 0,
 950         V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO   = 1,
 951 };
 952 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER              (V4L2_CID_MPEG_CX2341X_BASE+1)
 953 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE    (V4L2_CID_MPEG_CX2341X_BASE+2)
 954 enum v4l2_mpeg_cx2341x_video_luma_spatial_filter_type {
 955         V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF                  = 0,
 956         V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_HOR               = 1,
 957         V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_VERT              = 2,
 958         V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_HV_SEPARABLE      = 3,
 959         V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_SYM_NON_SEPARABLE = 4,
 960 };
 961 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE  (V4L2_CID_MPEG_CX2341X_BASE+3)
 962 enum v4l2_mpeg_cx2341x_video_chroma_spatial_filter_type {
 963         V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF    = 0,
 964         V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR = 1,
 965 };
 966 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE        (V4L2_CID_MPEG_CX2341X_BASE+4)
 967 enum v4l2_mpeg_cx2341x_video_temporal_filter_mode {
 968         V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL = 0,
 969         V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO   = 1,
 970 };
 971 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER             (V4L2_CID_MPEG_CX2341X_BASE+5)
 972 #define V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE          (V4L2_CID_MPEG_CX2341X_BASE+6)
 973 enum v4l2_mpeg_cx2341x_video_median_filter_type {
 974         V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF      = 0,
 975         V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR      = 1,
 976         V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_VERT     = 2,
 977         V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR_VERT = 3,
 978         V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_DIAG     = 4,
 979 };
 980 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM   (V4L2_CID_MPEG_CX2341X_BASE+7)
 981 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP      (V4L2_CID_MPEG_CX2341X_BASE+8)
 982 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM (V4L2_CID_MPEG_CX2341X_BASE+9)
 983 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP    (V4L2_CID_MPEG_CX2341X_BASE+10)
 984
 985 /*
 986  *      T U N I N G
 987  */
 988 struct v4l2_tuner
 989 {
 990         __u32                   index;
 991         __u8                    name[32];
 992         enum v4l2_tuner_type    type;
 993         __u32                   capability;
 994         __u32                   rangelow;
 995         __u32                   rangehigh;
 996         __u32                   rxsubchans;
 997         __u32                   audmode;
 998         __s32                   signal;
 999         __s32                   afc;
1000         __u32                   reserved[4];
1001 };
1002
1003 struct v4l2_modulator
1004 {
1005         __u32                   index;
1006         __u8                    name[32];
1007         __u32                   capability;
1008         __u32                   rangelow;
1009         __u32                   rangehigh;
1010         __u32                   txsubchans;
1011         __u32                   reserved[4];
1012 };
1013
1014 /*  Flags for the 'capability' field */
1015 #define V4L2_TUNER_CAP_LOW              0x0001
1016 #define V4L2_TUNER_CAP_NORM             0x0002
1017 #define V4L2_TUNER_CAP_STEREO           0x0010
1018 #define V4L2_TUNER_CAP_LANG2            0x0020
1019 #define V4L2_TUNER_CAP_SAP              0x0020
1020 #define V4L2_TUNER_CAP_LANG1            0x0040
1021
1022 /*  Flags for the 'rxsubchans' field */
1023 #define V4L2_TUNER_SUB_MONO             0x0001
1024 #define V4L2_TUNER_SUB_STEREO           0x0002
1025 #define V4L2_TUNER_SUB_LANG2            0x0004
1026 #define V4L2_TUNER_SUB_SAP              0x0004
1027 #define V4L2_TUNER_SUB_LANG1            0x0008
1028
1029 /*  Values for the 'audmode' field */
1030 #define V4L2_TUNER_MODE_MONO            0x0000
1031 #define V4L2_TUNER_MODE_STEREO          0x0001
1032 #define V4L2_TUNER_MODE_LANG2           0x0002
1033 #define V4L2_TUNER_MODE_SAP             0x0002
1034 #define V4L2_TUNER_MODE_LANG1           0x0003
1035 #define V4L2_TUNER_MODE_LANG1_LANG2     0x0004
1036
1037 struct v4l2_frequency
1038 {
1039         __u32                 tuner;
1040         enum v4l2_tuner_type  type;
1041         __u32                 frequency;
1042         __u32                 reserved[8];
1043 };
1044
1045 /*
1046  *      A U D I O
1047  */
1048 struct v4l2_audio
1049 {
1050         __u32   index;
1051         __u8    name[32];
1052         __u32   capability;
1053         __u32   mode;
1054         __u32   reserved[2];
1055 };
1056
1057 /*  Flags for the 'capability' field */
1058 #define V4L2_AUDCAP_STEREO              0x00001
1059 #define V4L2_AUDCAP_AVL                 0x00002
1060
1061 /*  Flags for the 'mode' field */
1062 #define V4L2_AUDMODE_AVL                0x00001
1063
1064 struct v4l2_audioout
1065 {
1066         __u32   index;
1067         __u8    name[32];
1068         __u32   capability;
1069         __u32   mode;
1070         __u32   reserved[2];
1071 };
1072
1073 /*
1074  *      D A T A   S E R V I C E S   ( V B I )
1075  *
1076  *      Data services API by Michael Schimek
1077  */
1078
1079 /* Raw VBI */
1080 struct v4l2_vbi_format
1081 {
1082         __u32   sampling_rate;          /* in 1 Hz */
1083         __u32   offset;
1084         __u32   samples_per_line;
1085         __u32   sample_format;          /* V4L2_PIX_FMT_* */
1086         __s32   start[2];
1087         __u32   count[2];
1088         __u32   flags;                  /* V4L2_VBI_* */
1089         __u32   reserved[2];            /* must be zero */
1090 };
1091
1092 /*  VBI flags  */
1093 #define V4L2_VBI_UNSYNC         (1<< 0)
1094 #define V4L2_VBI_INTERLACED     (1<< 1)
1095
1096 #if 1
1097 /* Sliced VBI
1098  *
1099  *    This implements is a proposal V4L2 API to allow SLICED VBI
1100  * required for some hardware encoders. It should change without
1101  * notice in the definitive implementation.
1102  */
1103
1104 struct v4l2_sliced_vbi_format
1105 {
1106         __u16   service_set;
1107         /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
1108            service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
1109                                  (equals frame lines 313-336 for 625 line video
1110                                   standards, 263-286 for 525 line standards) */
1111         __u16   service_lines[2][24];
1112         __u32   io_size;
1113         __u32   reserved[2];            /* must be zero */
1114 };
1115
1116 /* Teletext World System Teletext
1117    (WST), defined on ITU-R BT.653-2 */
1118 #define V4L2_SLICED_TELETEXT_B          (0x0001)
1119 /* Video Program System, defined on ETS 300 231*/
1120 #define V4L2_SLICED_VPS                 (0x0400)
1121 /* Closed Caption, defined on EIA-608 */
1122 #define V4L2_SLICED_CAPTION_525         (0x1000)
1123 /* Wide Screen System, defined on ITU-R BT1119.1 */
1124 #define V4L2_SLICED_WSS_625             (0x4000)
1125
1126 #define V4L2_SLICED_VBI_525             (V4L2_SLICED_CAPTION_525)
1127 #define V4L2_SLICED_VBI_625             (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625)
1128
1129
1130 struct v4l2_sliced_vbi_cap
1131 {
1132         __u16   service_set;
1133         /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
1134            service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
1135                                  (equals frame lines 313-336 for 625 line video
1136                                   standards, 263-286 for 525 line standards) */
1137         __u16   service_lines[2][24];
1138         enum v4l2_buf_type type;
1139         __u32   reserved[3];    /* must be 0 */
1140 };
1141
1142 struct v4l2_sliced_vbi_data
1143 {
1144         __u32   id;
1145         __u32   field;          /* 0: first field, 1: second field */
1146         __u32   line;           /* 1-23 */
1147         __u32   reserved;       /* must be 0 */
1148         __u8    data[48];
1149 };
1150 #endif
1151
1152 /*
1153  *      A G G R E G A T E   S T R U C T U R E S
1154  */
1155
1156 /*      Stream data format
1157  */
1158 struct v4l2_format
1159 {
1160         enum v4l2_buf_type type;
1161         union
1162         {
1163                 struct v4l2_pix_format          pix;     // V4L2_BUF_TYPE_VIDEO_CAPTURE
1164                 struct v4l2_window              win;     // V4L2_BUF_TYPE_VIDEO_OVERLAY
1165                 struct v4l2_vbi_format          vbi;     // V4L2_BUF_TYPE_VBI_CAPTURE
1166 #if 1
1167                 struct v4l2_sliced_vbi_format   sliced;  // V4L2_BUF_TYPE_SLICED_VBI_CAPTURE
1168 #endif
1169                 __u8    raw_data[200];                   // user-defined
1170         } fmt;
1171 };
1172
1173
1174 /*      Stream type-dependent parameters
1175  */
1176 struct v4l2_streamparm
1177 {
1178         enum v4l2_buf_type type;
1179         union
1180         {
1181                 struct v4l2_captureparm capture;
1182                 struct v4l2_outputparm  output;
1183                 __u8    raw_data[200];  /* user-defined */
1184         } parm;
1185 };
1186
1187 /*
1188  *      I O C T L   C O D E S   F O R   V I D E O   D E V I C E S
1189  *
1190  */
1191 #define VIDIOC_QUERYCAP         _IOR  ('V',  0, struct v4l2_capability)
1192 #define VIDIOC_RESERVED         _IO   ('V',  1)
1193 #define VIDIOC_ENUM_FMT         _IOWR ('V',  2, struct v4l2_fmtdesc)
1194 #define VIDIOC_G_FMT            _IOWR ('V',  4, struct v4l2_format)
1195 #define VIDIOC_S_FMT            _IOWR ('V',  5, struct v4l2_format)
1196 #ifdef __KERNEL__
1197 #define VIDIOC_G_MPEGCOMP       _IOR  ('V',  6, struct v4l2_mpeg_compression)
1198 #define VIDIOC_S_MPEGCOMP       _IOW  ('V',  7, struct v4l2_mpeg_compression)
1199 #endif
1200 #define VIDIOC_REQBUFS          _IOWR ('V',  8, struct v4l2_requestbuffers)
1201 #define VIDIOC_QUERYBUF         _IOWR ('V',  9, struct v4l2_buffer)
1202 #define VIDIOC_G_FBUF           _IOR  ('V', 10, struct v4l2_framebuffer)
1203 #define VIDIOC_S_FBUF           _IOW  ('V', 11, struct v4l2_framebuffer)
1204 #define VIDIOC_OVERLAY          _IOW  ('V', 14, int)
1205 #define VIDIOC_QBUF             _IOWR ('V', 15, struct v4l2_buffer)
1206 #define VIDIOC_DQBUF            _IOWR ('V', 17, struct v4l2_buffer)
1207 #define VIDIOC_STREAMON         _IOW  ('V', 18, int)
1208 #define VIDIOC_STREAMOFF        _IOW  ('V', 19, int)
1209 #define VIDIOC_G_PARM           _IOWR ('V', 21, struct v4l2_streamparm)
1210 #define VIDIOC_S_PARM           _IOWR ('V', 22, struct v4l2_streamparm)
1211 #define VIDIOC_G_STD            _IOR  ('V', 23, v4l2_std_id)
1212 #define VIDIOC_S_STD            _IOW  ('V', 24, v4l2_std_id)
1213 #define VIDIOC_ENUMSTD          _IOWR ('V', 25, struct v4l2_standard)
1214 #define VIDIOC_ENUMINPUT        _IOWR ('V', 26, struct v4l2_input)
1215 #define VIDIOC_G_CTRL           _IOWR ('V', 27, struct v4l2_control)
1216 #define VIDIOC_S_CTRL           _IOWR ('V', 28, struct v4l2_control)
1217 #define VIDIOC_G_TUNER          _IOWR ('V', 29, struct v4l2_tuner)
1218 #define VIDIOC_S_TUNER          _IOW  ('V', 30, struct v4l2_tuner)
1219 #define VIDIOC_G_AUDIO          _IOR  ('V', 33, struct v4l2_audio)
1220 #define VIDIOC_S_AUDIO          _IOW  ('V', 34, struct v4l2_audio)
1221 #define VIDIOC_QUERYCTRL        _IOWR ('V', 36, struct v4l2_queryctrl)
1222 #define VIDIOC_QUERYMENU        _IOWR ('V', 37, struct v4l2_querymenu)
1223 #define VIDIOC_G_INPUT          _IOR  ('V', 38, int)
1224 #define VIDIOC_S_INPUT          _IOWR ('V', 39, int)
1225 #define VIDIOC_G_OUTPUT         _IOR  ('V', 46, int)
1226 #define VIDIOC_S_OUTPUT         _IOWR ('V', 47, int)
1227 #define VIDIOC_ENUMOUTPUT       _IOWR ('V', 48, struct v4l2_output)
1228 #define VIDIOC_G_AUDOUT         _IOR  ('V', 49, struct v4l2_audioout)
1229 #define VIDIOC_S_AUDOUT         _IOW  ('V', 50, struct v4l2_audioout)
1230 #define VIDIOC_G_MODULATOR      _IOWR ('V', 54, struct v4l2_modulator)
1231 #define VIDIOC_S_MODULATOR      _IOW  ('V', 55, struct v4l2_modulator)
1232 #define VIDIOC_G_FREQUENCY      _IOWR ('V', 56, struct v4l2_frequency)
1233 #define VIDIOC_S_FREQUENCY      _IOW  ('V', 57, struct v4l2_frequency)
1234 #define VIDIOC_CROPCAP          _IOWR ('V', 58, struct v4l2_cropcap)
1235 #define VIDIOC_G_CROP           _IOWR ('V', 59, struct v4l2_crop)
1236 #define VIDIOC_S_CROP           _IOW  ('V', 60, struct v4l2_crop)
1237 #define VIDIOC_G_JPEGCOMP       _IOR  ('V', 61, struct v4l2_jpegcompression)
1238 #define VIDIOC_S_JPEGCOMP       _IOW  ('V', 62, struct v4l2_jpegcompression)
1239 #define VIDIOC_QUERYSTD         _IOR  ('V', 63, v4l2_std_id)
1240 #define VIDIOC_TRY_FMT          _IOWR ('V', 64, struct v4l2_format)
1241 #define VIDIOC_ENUMAUDIO        _IOWR ('V', 65, struct v4l2_audio)
1242 #define VIDIOC_ENUMAUDOUT       _IOWR ('V', 66, struct v4l2_audioout)
1243 #define VIDIOC_G_PRIORITY       _IOR  ('V', 67, enum v4l2_priority)
1244 #define VIDIOC_S_PRIORITY       _IOW  ('V', 68, enum v4l2_priority)
1245 #if 1
1246 #define VIDIOC_G_SLICED_VBI_CAP _IOWR ('V', 69, struct v4l2_sliced_vbi_cap)
1247 #endif
1248 #define VIDIOC_LOG_STATUS       _IO   ('V', 70)
1249 #define VIDIOC_G_EXT_CTRLS      _IOWR ('V', 71, struct v4l2_ext_controls)
1250 #define VIDIOC_S_EXT_CTRLS      _IOWR ('V', 72, struct v4l2_ext_controls)
1251 #define VIDIOC_TRY_EXT_CTRLS    _IOWR ('V', 73, struct v4l2_ext_controls)
1252
1253 #ifdef __OLD_VIDIOC_
1254 /* for compatibility, will go away some day */
1255 #define VIDIOC_OVERLAY_OLD      _IOWR ('V', 14, int)
1256 #define VIDIOC_S_PARM_OLD       _IOW  ('V', 22, struct v4l2_streamparm)
1257 #define VIDIOC_S_CTRL_OLD       _IOW  ('V', 28, struct v4l2_control)
1258 #define VIDIOC_G_AUDIO_OLD      _IOWR ('V', 33, struct v4l2_audio)
1259 #define VIDIOC_G_AUDOUT_OLD     _IOWR ('V', 49, struct v4l2_audioout)
1260 #define VIDIOC_CROPCAP_OLD      _IOR  ('V', 58, struct v4l2_cropcap)
1261 #endif
1262
1263 #define BASE_VIDIOC_PRIVATE     192             /* 192-255 are private */
1264
1265 #endif /* __LINUX_VIDEODEV2_H */
1266
1267 /*
1268  * Local variables:
1269  * c-basic-offset: 8
1270  * End:
1271  */