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 #define HAVE_V4L2 1
  26
  27 /*
  28  * Common stuff for both V4L1 and V4L2
  29  * Moved from videodev.h
  30  */
  31 #define VIDEO_MAX_FRAME               32
  32
  33 #define VID_TYPE_CAPTURE        1       /* Can capture */
  34 #define VID_TYPE_TUNER          2       /* Can tune */
  35 #define VID_TYPE_TELETEXT       4       /* Does teletext */
  36 #define VID_TYPE_OVERLAY        8       /* Overlay onto frame buffer */
  37 #define VID_TYPE_CHROMAKEY      16      /* Overlay by chromakey */
  38 #define VID_TYPE_CLIPPING       32      /* Can clip */
  39 #define VID_TYPE_FRAMERAM       64      /* Uses the frame buffer memory */
  40 #define VID_TYPE_SCALES         128     /* Scalable */
  41 #define VID_TYPE_MONOCHROME     256     /* Monochrome only */
  42 #define VID_TYPE_SUBCAPTURE     512     /* Can capture subareas of the image */
  43 #define VID_TYPE_MPEG_DECODER   1024    /* Can decode MPEG streams */
  44 #define VID_TYPE_MPEG_ENCODER   2048    /* Can encode MPEG streams */
  45 #define VID_TYPE_MJPEG_DECODER  4096    /* Can decode MJPEG streams */
  46 #define VID_TYPE_MJPEG_ENCODER  8192    /* Can encode MJPEG streams */
  47
  48 /*
  49  *      M I S C E L L A N E O U S
  50  */
  51
  52 /*  Four-character-code (FOURCC) */
  53 #define v4l2_fourcc(a,b,c,d)\
  54         (((__u32)(a)<<0)|((__u32)(b)<<8)|((__u32)(c)<<16)|((__u32)(d)<<24))
  55
  56 /*
  57  *      E N U M S
  58  */
  59 enum v4l2_field {
  60         V4L2_FIELD_ANY        = 0, /* driver can choose from none,
  61                                       top, bottom, interlaced
  62                                       depending on whatever it thinks
  63                                       is approximate ... */
  64         V4L2_FIELD_NONE       = 1, /* this device has no fields ... */
  65         V4L2_FIELD_TOP        = 2, /* top field only */
  66         V4L2_FIELD_BOTTOM     = 3, /* bottom field only */
  67         V4L2_FIELD_INTERLACED = 4, /* both fields interlaced */
  68         V4L2_FIELD_SEQ_TB     = 5, /* both fields sequential into one
  69                                       buffer, top-bottom order */
  70         V4L2_FIELD_SEQ_BT     = 6, /* same as above + bottom-top order */
  71         V4L2_FIELD_ALTERNATE  = 7, /* both fields alternating into
  72                                       separate buffers */
  73 };
  74 #define V4L2_FIELD_HAS_TOP(field)       \
  75         ((field) == V4L2_FIELD_TOP      ||\
  76          (field) == V4L2_FIELD_INTERLACED ||\
  77          (field) == V4L2_FIELD_SEQ_TB   ||\
  78          (field) == V4L2_FIELD_SEQ_BT)
  79 #define V4L2_FIELD_HAS_BOTTOM(field)    \
  80         ((field) == V4L2_FIELD_BOTTOM   ||\
  81          (field) == V4L2_FIELD_INTERLACED ||\
  82          (field) == V4L2_FIELD_SEQ_TB   ||\
  83          (field) == V4L2_FIELD_SEQ_BT)
  84 #define V4L2_FIELD_HAS_BOTH(field)      \
  85         ((field) == V4L2_FIELD_INTERLACED ||\
  86          (field) == V4L2_FIELD_SEQ_TB   ||\
  87          (field) == V4L2_FIELD_SEQ_BT)
  88
  89 enum v4l2_buf_type {
  90         V4L2_BUF_TYPE_VIDEO_CAPTURE      = 1,
  91         V4L2_BUF_TYPE_VIDEO_OUTPUT       = 2,
  92         V4L2_BUF_TYPE_VIDEO_OVERLAY      = 3,
  93         V4L2_BUF_TYPE_VBI_CAPTURE        = 4,
  94         V4L2_BUF_TYPE_VBI_OUTPUT         = 5,
  95 #if 1
  96         /* Experimental Sliced VBI */
  97         V4L2_BUF_TYPE_SLICED_VBI_CAPTURE = 6,
  98         V4L2_BUF_TYPE_SLICED_VBI_OUTPUT  = 7,
  99 #endif
 100         V4L2_BUF_TYPE_PRIVATE            = 0x80,
 101 };
 102
 103 enum v4l2_ctrl_type {
 104         V4L2_CTRL_TYPE_INTEGER       = 1,
 105         V4L2_CTRL_TYPE_BOOLEAN       = 2,
 106         V4L2_CTRL_TYPE_MENU          = 3,
 107         V4L2_CTRL_TYPE_BUTTON        = 4,
 108         V4L2_CTRL_TYPE_INTEGER64     = 5,
 109         V4L2_CTRL_TYPE_CTRL_CLASS    = 6,
 110 };
 111
 112 enum v4l2_tuner_type {
 113         V4L2_TUNER_RADIO             = 1,
 114         V4L2_TUNER_ANALOG_TV         = 2,
 115         V4L2_TUNER_DIGITAL_TV        = 3,
 116 };
 117
 118 enum v4l2_memory {
 119         V4L2_MEMORY_MMAP             = 1,
 120         V4L2_MEMORY_USERPTR          = 2,
 121         V4L2_MEMORY_OVERLAY          = 3,
 122 };
 123
 124 /* see also http://vektor.theorem.ca/graphics/ycbcr/ */
 125 enum v4l2_colorspace {
 126         /* ITU-R 601 -- broadcast NTSC/PAL */
 127         V4L2_COLORSPACE_SMPTE170M     = 1,
 128
 129         /* 1125-Line (US) HDTV */
 130         V4L2_COLORSPACE_SMPTE240M     = 2,
 131
 132         /* HD and modern captures. */
 133         V4L2_COLORSPACE_REC709        = 3,
 134
 135         /* broken BT878 extents (601, luma range 16-253 instead of 16-235) */
 136         V4L2_COLORSPACE_BT878         = 4,
 137
 138         /* These should be useful.  Assume 601 extents. */
 139         V4L2_COLORSPACE_470_SYSTEM_M  = 5,
 140         V4L2_COLORSPACE_470_SYSTEM_BG = 6,
 141
 142         /* I know there will be cameras that send this.  So, this is
 143          * unspecified chromaticities and full 0-255 on each of the
 144          * Y'CbCr components
 145          */
 146         V4L2_COLORSPACE_JPEG          = 7,
 147
 148         /* For RGB colourspaces, this is probably a good start. */
 149         V4L2_COLORSPACE_SRGB          = 8,
 150 };
 151
 152 enum v4l2_priority {
 153         V4L2_PRIORITY_UNSET       = 0,  /* not initialized */
 154         V4L2_PRIORITY_BACKGROUND  = 1,
 155         V4L2_PRIORITY_INTERACTIVE = 2,
 156         V4L2_PRIORITY_RECORD      = 3,
 157         V4L2_PRIORITY_DEFAULT     = V4L2_PRIORITY_INTERACTIVE,
 158 };
 159
 160 struct v4l2_rect {
 161         __s32   left;
 162         __s32   top;
 163         __s32   width;
 164         __s32   height;
 165 };
 166
 167 struct v4l2_fract {
 168         __u32   numerator;
 169         __u32   denominator;
 170 };
 171
 172 /*
 173  *      D R I V E R   C A P A B I L I T I E S
 174  */
 175 struct v4l2_capability
 176 {
 177         __u8    driver[16];     /* i.e. "bttv" */
 178         __u8    card[32];       /* i.e. "Hauppauge WinTV" */
 179         __u8    bus_info[32];   /* "PCI:" + pci_name(pci_dev) */
 180         __u32   version;        /* should use KERNEL_VERSION() */
 181         __u32   capabilities;   /* Device capabilities */
 182         __u32   reserved[4];
 183 };
 184
 185 /* Values for 'capabilities' field */
 186 #define V4L2_CAP_VIDEO_CAPTURE          0x00000001  /* Is a video capture device */
 187 #define V4L2_CAP_VIDEO_OUTPUT           0x00000002  /* Is a video output device */
 188 #define V4L2_CAP_VIDEO_OVERLAY          0x00000004  /* Can do video overlay */
 189 #define V4L2_CAP_VBI_CAPTURE            0x00000010  /* Is a raw VBI capture device */
 190 #define V4L2_CAP_VBI_OUTPUT             0x00000020  /* Is a raw VBI output device */
 191 #if 1
 192 #define V4L2_CAP_SLICED_VBI_CAPTURE     0x00000040  /* Is a sliced VBI capture device */
 193 #define V4L2_CAP_SLICED_VBI_OUTPUT      0x00000080  /* Is a sliced VBI output device */
 194 #endif
 195 #define V4L2_CAP_RDS_CAPTURE            0x00000100  /* RDS data capture */
 196
 197 #define V4L2_CAP_TUNER                  0x00010000  /* has a tuner */
 198 #define V4L2_CAP_AUDIO                  0x00020000  /* has audio support */
 199 #define V4L2_CAP_RADIO                  0x00040000  /* is a radio device */
 200
 201 #define V4L2_CAP_READWRITE              0x01000000  /* read/write systemcalls */
 202 #define V4L2_CAP_ASYNCIO                0x02000000  /* async I/O */
 203 #define V4L2_CAP_STREAMING              0x04000000  /* streaming I/O ioctls */
 204
 205 /*
 206  *      V I D E O   I M A G E   F O R M A T
 207  */
 208 struct v4l2_pix_format
 209 {
 210         __u32                   width;
 211         __u32                   height;
 212         __u32                   pixelformat;
 213         enum v4l2_field         field;
 214         __u32                   bytesperline;   /* for padding, zero if unused */
 215         __u32                   sizeimage;
 216         enum v4l2_colorspace    colorspace;
 217         __u32                   priv;           /* private data, depends on pixelformat */
 218 };
 219
 220 /*      Pixel format         FOURCC                        depth  Description  */
 221 #define V4L2_PIX_FMT_RGB332  v4l2_fourcc('R','G','B','1') /*  8  RGB-3-3-2     */
 222 #define V4L2_PIX_FMT_RGB555  v4l2_fourcc('R','G','B','O') /* 16  RGB-5-5-5     */
 223 #define V4L2_PIX_FMT_RGB565  v4l2_fourcc('R','G','B','P') /* 16  RGB-5-6-5     */
 224 #define V4L2_PIX_FMT_RGB555X v4l2_fourcc('R','G','B','Q') /* 16  RGB-5-5-5 BE  */
 225 #define V4L2_PIX_FMT_RGB565X v4l2_fourcc('R','G','B','R') /* 16  RGB-5-6-5 BE  */
 226 #define V4L2_PIX_FMT_BGR24   v4l2_fourcc('B','G','R','3') /* 24  BGR-8-8-8     */
 227 #define V4L2_PIX_FMT_RGB24   v4l2_fourcc('R','G','B','3') /* 24  RGB-8-8-8     */
 228 #define V4L2_PIX_FMT_BGR32   v4l2_fourcc('B','G','R','4') /* 32  BGR-8-8-8-8   */
 229 #define V4L2_PIX_FMT_RGB32   v4l2_fourcc('R','G','B','4') /* 32  RGB-8-8-8-8   */
 230 #define V4L2_PIX_FMT_GREY    v4l2_fourcc('G','R','E','Y') /*  8  Greyscale     */
 231 #define V4L2_PIX_FMT_YVU410  v4l2_fourcc('Y','V','U','9') /*  9  YVU 4:1:0     */
 232 #define V4L2_PIX_FMT_YVU420  v4l2_fourcc('Y','V','1','2') /* 12  YVU 4:2:0     */
 233 #define V4L2_PIX_FMT_YUYV    v4l2_fourcc('Y','U','Y','V') /* 16  YUV 4:2:2     */
 234 #define V4L2_PIX_FMT_UYVY    v4l2_fourcc('U','Y','V','Y') /* 16  YUV 4:2:2     */
 235 #define V4L2_PIX_FMT_YUV422P v4l2_fourcc('4','2','2','P') /* 16  YVU422 planar */
 236 #define V4L2_PIX_FMT_YUV411P v4l2_fourcc('4','1','1','P') /* 16  YVU411 planar */
 237 #define V4L2_PIX_FMT_Y41P    v4l2_fourcc('Y','4','1','P') /* 12  YUV 4:1:1     */
 238
 239 /* two planes -- one Y, one Cr + Cb interleaved  */
 240 #define V4L2_PIX_FMT_NV12    v4l2_fourcc('N','V','1','2') /* 12  Y/CbCr 4:2:0  */
 241 #define V4L2_PIX_FMT_NV21    v4l2_fourcc('N','V','2','1') /* 12  Y/CrCb 4:2:0  */
 242
 243 /*  The following formats are not defined in the V4L2 specification */
 244 #define V4L2_PIX_FMT_YUV410  v4l2_fourcc('Y','U','V','9') /*  9  YUV 4:1:0     */
 245 #define V4L2_PIX_FMT_YUV420  v4l2_fourcc('Y','U','1','2') /* 12  YUV 4:2:0     */
 246 #define V4L2_PIX_FMT_YYUV    v4l2_fourcc('Y','Y','U','V') /* 16  YUV 4:2:2     */
 247 #define V4L2_PIX_FMT_HI240   v4l2_fourcc('H','I','2','4') /*  8  8-bit color   */
 248 #define V4L2_PIX_FMT_HM12    v4l2_fourcc('H','M','1','2') /*  8  YUV 4:1:1 16x16 macroblocks */
 249
 250 /* see http://www.siliconimaging.com/RGB%20Bayer.htm */
 251 #define V4L2_PIX_FMT_SBGGR8  v4l2_fourcc('B','A','8','1') /*  8  BGBG.. GRGR.. */
 252
 253 /* compressed formats */
 254 #define V4L2_PIX_FMT_MJPEG    v4l2_fourcc('M','J','P','G') /* Motion-JPEG   */
 255 #define V4L2_PIX_FMT_JPEG     v4l2_fourcc('J','P','E','G') /* JFIF JPEG     */
 256 #define V4L2_PIX_FMT_DV       v4l2_fourcc('d','v','s','d') /* 1394          */
 257 #define V4L2_PIX_FMT_MPEG     v4l2_fourcc('M','P','E','G') /* MPEG-1/2/4    */
 258
 259 /*  Vendor-specific formats   */
 260 #define V4L2_PIX_FMT_WNVA     v4l2_fourcc('W','N','V','A') /* Winnov hw compress */
 261 #define V4L2_PIX_FMT_SN9C10X  v4l2_fourcc('S','9','1','0') /* SN9C10x compression */
 262 #define V4L2_PIX_FMT_PWC1     v4l2_fourcc('P','W','C','1') /* pwc older webcam */
 263 #define V4L2_PIX_FMT_PWC2     v4l2_fourcc('P','W','C','2') /* pwc newer webcam */
 264 #define V4L2_PIX_FMT_ET61X251 v4l2_fourcc('E','6','2','5') /* ET61X251 compression */
 265
 266 /*
 267  *      F O R M A T   E N U M E R A T I O N
 268  */
 269 struct v4l2_fmtdesc
 270 {
 271         __u32               index;             /* Format number      */
 272         enum v4l2_buf_type  type;              /* buffer type        */
 273         __u32               flags;
 274         __u8                description[32];   /* Description string */
 275         __u32               pixelformat;       /* Format fourcc      */
 276         __u32               reserved[4];
 277 };
 278
 279 #define V4L2_FMT_FLAG_COMPRESSED 0x0001
 280
 281 /*
 282  *      T I M E C O D E
 283  */
 284 struct v4l2_timecode
 285 {
 286         __u32   type;
 287         __u32   flags;
 288         __u8    frames;
 289         __u8    seconds;
 290         __u8    minutes;
 291         __u8    hours;
 292         __u8    userbits[4];
 293 };
 294
 295 /*  Type  */
 296 #define V4L2_TC_TYPE_24FPS              1
 297 #define V4L2_TC_TYPE_25FPS              2
 298 #define V4L2_TC_TYPE_30FPS              3
 299 #define V4L2_TC_TYPE_50FPS              4
 300 #define V4L2_TC_TYPE_60FPS              5
 301
 302 /*  Flags  */
 303 #define V4L2_TC_FLAG_DROPFRAME          0x0001 /* "drop-frame" mode */
 304 #define V4L2_TC_FLAG_COLORFRAME         0x0002
 305 #define V4L2_TC_USERBITS_field          0x000C
 306 #define V4L2_TC_USERBITS_USERDEFINED    0x0000
 307 #define V4L2_TC_USERBITS_8BITCHARS      0x0008
 308 /* The above is based on SMPTE timecodes */
 309
 310 #ifdef __KERNEL__
 311 /*
 312  *      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
 313  *
 314  *  ### WARNING: This experimental MPEG compression API is obsolete.
 315  *  ###          It is replaced by the MPEG controls API.
 316  *  ###          This old API will disappear in the near future!
 317  *
 318  */
 319 enum v4l2_bitrate_mode {
 320         V4L2_BITRATE_NONE = 0,  /* not specified */
 321         V4L2_BITRATE_CBR,       /* constant bitrate */
 322         V4L2_BITRATE_VBR,       /* variable bitrate */
 323 };
 324 struct v4l2_bitrate {
 325         /* rates are specified in kbit/sec */
 326         enum v4l2_bitrate_mode  mode;
 327         __u32                   min;
 328         __u32                   target;  /* use this one for CBR */
 329         __u32                   max;
 330 };
 331
 332 enum v4l2_mpeg_streamtype {
 333         V4L2_MPEG_SS_1,         /* MPEG-1 system stream */
 334         V4L2_MPEG_PS_2,         /* MPEG-2 program stream */
 335         V4L2_MPEG_TS_2,         /* MPEG-2 transport stream */
 336         V4L2_MPEG_PS_DVD,       /* MPEG-2 program stream with DVD header fixups */
 337 };
 338 enum v4l2_mpeg_audiotype {
 339         V4L2_MPEG_AU_2_I,       /* MPEG-2 layer 1 */
 340         V4L2_MPEG_AU_2_II,      /* MPEG-2 layer 2 */
 341         V4L2_MPEG_AU_2_III,     /* MPEG-2 layer 3 */
 342         V4L2_MPEG_AC3,          /* AC3 */
 343         V4L2_MPEG_LPCM,         /* LPCM */
 344 };
 345 enum v4l2_mpeg_videotype {
 346         V4L2_MPEG_VI_1,         /* MPEG-1 */
 347         V4L2_MPEG_VI_2,         /* MPEG-2 */
 348 };
 349 enum v4l2_mpeg_aspectratio {
 350         V4L2_MPEG_ASPECT_SQUARE = 1,   /* square pixel */
 351         V4L2_MPEG_ASPECT_4_3    = 2,   /*  4 : 3       */
 352         V4L2_MPEG_ASPECT_16_9   = 3,   /* 16 : 9       */
 353         V4L2_MPEG_ASPECT_1_221  = 4,   /*  1 : 2,21    */
 354 };
 355
 356 struct v4l2_mpeg_compression {
 357         /* general */
 358         enum v4l2_mpeg_streamtype       st_type;
 359         struct v4l2_bitrate             st_bitrate;
 360
 361         /* transport streams */
 362         __u16                           ts_pid_pmt;
 363         __u16                           ts_pid_audio;
 364         __u16                           ts_pid_video;
 365         __u16                           ts_pid_pcr;
 366
 367         /* program stream */
 368         __u16                           ps_size;
 369         __u16                           reserved_1;    /* align */
 370
 371         /* audio */
 372         enum v4l2_mpeg_audiotype        au_type;
 373         struct v4l2_bitrate             au_bitrate;
 374         __u32                           au_sample_rate;
 375         __u8                            au_pesid;
 376         __u8                            reserved_2[3]; /* align */
 377
 378         /* video */
 379         enum v4l2_mpeg_videotype        vi_type;
 380         enum v4l2_mpeg_aspectratio      vi_aspect_ratio;
 381         struct v4l2_bitrate             vi_bitrate;
 382         __u32                           vi_frame_rate;
 383         __u16                           vi_frames_per_gop;
 384         __u16                           vi_bframes_count;
 385         __u8                            vi_pesid;
 386         __u8                            reserved_3[3]; /* align */
 387
 388         /* misc flags */
 389         __u32                           closed_gops:1;
 390         __u32                           pulldown:1;
 391         __u32                           reserved_4:30; /* align */
 392
 393         /* I don't expect the above being perfect yet ;) */
 394         __u32                           reserved_5[8];
 395 };
 396 #endif
 397
 398 struct v4l2_jpegcompression
 399 {
 400         int quality;
 401
 402         int  APPn;              /* Number of APP segment to be written,
 403                                  * must be 0..15 */
 404         int  APP_len;           /* Length of data in JPEG APPn segment */
 405         char APP_data[60];      /* Data in the JPEG APPn segment. */
 406
 407         int  COM_len;           /* Length of data in JPEG COM segment */
 408         char COM_data[60];      /* Data in JPEG COM segment */
 409
 410         __u32 jpeg_markers;     /* Which markers should go into the JPEG
 411                                  * output. Unless you exactly know what
 412                                  * you do, leave them untouched.
 413                                  * Inluding less markers will make the
 414                                  * resulting code smaller, but there will
 415                                  * be fewer aplications which can read it.
 416                                  * The presence of the APP and COM marker
 417                                  * is influenced by APP_len and COM_len
 418                                  * ONLY, not by this property! */
 419
 420 #define V4L2_JPEG_MARKER_DHT (1<<3)    /* Define Huffman Tables */
 421 #define V4L2_JPEG_MARKER_DQT (1<<4)    /* Define Quantization Tables */
 422 #define V4L2_JPEG_MARKER_DRI (1<<5)    /* Define Restart Interval */
 423 #define V4L2_JPEG_MARKER_COM (1<<6)    /* Comment segment */
 424 #define V4L2_JPEG_MARKER_APP (1<<7)    /* App segment, driver will
 425                                         * allways use APP0 */
 426 };
 427
 428 /*
 429  *      M E M O R Y - M A P P I N G   B U F F E R S
 430  */
 431 struct v4l2_requestbuffers
 432 {
 433         __u32                   count;
 434         enum v4l2_buf_type      type;
 435         enum v4l2_memory        memory;
 436         __u32                   reserved[2];
 437 };
 438
 439 struct v4l2_buffer
 440 {
 441         __u32                   index;
 442         enum v4l2_buf_type      type;
 443         __u32                   bytesused;
 444         __u32                   flags;
 445         enum v4l2_field         field;
 446         struct timeval          timestamp;
 447         struct v4l2_timecode    timecode;
 448         __u32                   sequence;
 449
 450         /* memory location */
 451         enum v4l2_memory        memory;
 452         union {
 453                 __u32           offset;
 454                 unsigned long   userptr;
 455         } m;
 456         __u32                   length;
 457         __u32                   input;
 458         __u32                   reserved;
 459 };
 460
 461 /*  Flags for 'flags' field */
 462 #define V4L2_BUF_FLAG_MAPPED    0x0001  /* Buffer is mapped (flag) */
 463 #define V4L2_BUF_FLAG_QUEUED    0x0002  /* Buffer is queued for processing */
 464 #define V4L2_BUF_FLAG_DONE      0x0004  /* Buffer is ready */
 465 #define V4L2_BUF_FLAG_KEYFRAME  0x0008  /* Image is a keyframe (I-frame) */
 466 #define V4L2_BUF_FLAG_PFRAME    0x0010  /* Image is a P-frame */
 467 #define V4L2_BUF_FLAG_BFRAME    0x0020  /* Image is a B-frame */
 468 #define V4L2_BUF_FLAG_TIMECODE  0x0100  /* timecode field is valid */
 469 #define V4L2_BUF_FLAG_INPUT     0x0200  /* input field is valid */
 470
 471 /*
 472  *      O V E R L A Y   P R E V I E W
 473  */
 474 struct v4l2_framebuffer
 475 {
 476         __u32                   capability;
 477         __u32                   flags;
 478 /* FIXME: in theory we should pass something like PCI device + memory
 479  * region + offset instead of some physical address */
 480         void*                   base;
 481         struct v4l2_pix_format  fmt;
 482 };
 483 /*  Flags for the 'capability' field. Read only */
 484 #define V4L2_FBUF_CAP_EXTERNOVERLAY     0x0001
 485 #define V4L2_FBUF_CAP_CHROMAKEY         0x0002
 486 #define V4L2_FBUF_CAP_LIST_CLIPPING     0x0004
 487 #define V4L2_FBUF_CAP_BITMAP_CLIPPING   0x0008
 488 /*  Flags for the 'flags' field. */
 489 #define V4L2_FBUF_FLAG_PRIMARY          0x0001
 490 #define V4L2_FBUF_FLAG_OVERLAY          0x0002
 491 #define V4L2_FBUF_FLAG_CHROMAKEY        0x0004
 492
 493 struct v4l2_clip
 494 {
 495         struct v4l2_rect        c;
 496         struct v4l2_clip        __user *next;
 497 };
 498
 499 struct v4l2_window
 500 {
 501         struct v4l2_rect        w;
 502         enum v4l2_field         field;
 503         __u32                   chromakey;
 504         struct v4l2_clip        __user *clips;
 505         __u32                   clipcount;
 506         void                    __user *bitmap;
 507 };
 508
 509 /*
 510  *      C A P T U R E   P A R A M E T E R S
 511  */
 512 struct v4l2_captureparm
 513 {
 514         __u32              capability;    /*  Supported modes */
 515         __u32              capturemode;   /*  Current mode */
 516         struct v4l2_fract  timeperframe;  /*  Time per frame in .1us units */
 517         __u32              extendedmode;  /*  Driver-specific extensions */
 518         __u32              readbuffers;   /*  # of buffers for read */
 519         __u32              reserved[4];
 520 };
 521
 522 /*  Flags for 'capability' and 'capturemode' fields */
 523 #define V4L2_MODE_HIGHQUALITY   0x0001  /*  High quality imaging mode */
 524 #define V4L2_CAP_TIMEPERFRAME   0x1000  /*  timeperframe field is supported */
 525
 526 struct v4l2_outputparm
 527 {
 528         __u32              capability;   /*  Supported modes */
 529         __u32              outputmode;   /*  Current mode */
 530         struct v4l2_fract  timeperframe; /*  Time per frame in seconds */
 531         __u32              extendedmode; /*  Driver-specific extensions */
 532         __u32              writebuffers; /*  # of buffers for write */
 533         __u32              reserved[4];
 534 };
 535
 536 /*
 537  *      I N P U T   I M A G E   C R O P P I N G
 538  */
 539 struct v4l2_cropcap {
 540         enum v4l2_buf_type      type;
 541         struct v4l2_rect        bounds;
 542         struct v4l2_rect        defrect;
 543         struct v4l2_fract       pixelaspect;
 544 };
 545
 546 struct v4l2_crop {
 547         enum v4l2_buf_type      type;
 548         struct v4l2_rect        c;
 549 };
 550
 551 /*
 552  *      A N A L O G   V I D E O   S T A N D A R D
 553  */
 554
 555 typedef __u64 v4l2_std_id;
 556
 557 /* one bit for each */
 558 #define V4L2_STD_PAL_B          ((v4l2_std_id)0x00000001)
 559 #define V4L2_STD_PAL_B1         ((v4l2_std_id)0x00000002)
 560 #define V4L2_STD_PAL_G          ((v4l2_std_id)0x00000004)
 561 #define V4L2_STD_PAL_H          ((v4l2_std_id)0x00000008)
 562 #define V4L2_STD_PAL_I          ((v4l2_std_id)0x00000010)
 563 #define V4L2_STD_PAL_D          ((v4l2_std_id)0x00000020)
 564 #define V4L2_STD_PAL_D1         ((v4l2_std_id)0x00000040)
 565 #define V4L2_STD_PAL_K          ((v4l2_std_id)0x00000080)
 566
 567 #define V4L2_STD_PAL_M          ((v4l2_std_id)0x00000100)
 568 #define V4L2_STD_PAL_N          ((v4l2_std_id)0x00000200)
 569 #define V4L2_STD_PAL_Nc         ((v4l2_std_id)0x00000400)
 570 #define V4L2_STD_PAL_60         ((v4l2_std_id)0x00000800)
 571
 572 #define V4L2_STD_NTSC_M         ((v4l2_std_id)0x00001000)
 573 #define V4L2_STD_NTSC_M_JP      ((v4l2_std_id)0x00002000)
 574 #define V4L2_STD_NTSC_443       ((v4l2_std_id)0x00004000)
 575 #define V4L2_STD_NTSC_M_KR      ((v4l2_std_id)0x00008000)
 576
 577 #define V4L2_STD_SECAM_B        ((v4l2_std_id)0x00010000)
 578 #define V4L2_STD_SECAM_D        ((v4l2_std_id)0x00020000)
 579 #define V4L2_STD_SECAM_G        ((v4l2_std_id)0x00040000)
 580 #define V4L2_STD_SECAM_H        ((v4l2_std_id)0x00080000)
 581 #define V4L2_STD_SECAM_K        ((v4l2_std_id)0x00100000)
 582 #define V4L2_STD_SECAM_K1       ((v4l2_std_id)0x00200000)
 583 #define V4L2_STD_SECAM_L        ((v4l2_std_id)0x00400000)
 584 #define V4L2_STD_SECAM_LC       ((v4l2_std_id)0x00800000)
 585
 586 /* ATSC/HDTV */
 587 #define V4L2_STD_ATSC_8_VSB     ((v4l2_std_id)0x01000000)
 588 #define V4L2_STD_ATSC_16_VSB    ((v4l2_std_id)0x02000000)
 589
 590 /* some merged standards */
 591 #define V4L2_STD_MN     (V4L2_STD_PAL_M|V4L2_STD_PAL_N|V4L2_STD_PAL_Nc|V4L2_STD_NTSC)
 592 #define V4L2_STD_B      (V4L2_STD_PAL_B|V4L2_STD_PAL_B1|V4L2_STD_SECAM_B)
 593 #define V4L2_STD_GH     (V4L2_STD_PAL_G|V4L2_STD_PAL_H|V4L2_STD_SECAM_G|V4L2_STD_SECAM_H)
 594 #define V4L2_STD_DK     (V4L2_STD_PAL_DK|V4L2_STD_SECAM_DK)
 595
 596 /* some common needed stuff */
 597 #define V4L2_STD_PAL_BG         (V4L2_STD_PAL_B         |\
 598                                  V4L2_STD_PAL_B1        |\
 599                                  V4L2_STD_PAL_G)
 600 #define V4L2_STD_PAL_DK         (V4L2_STD_PAL_D         |\
 601                                  V4L2_STD_PAL_D1        |\
 602                                  V4L2_STD_PAL_K)
 603 #define V4L2_STD_PAL            (V4L2_STD_PAL_BG        |\
 604                                  V4L2_STD_PAL_DK        |\
 605                                  V4L2_STD_PAL_H         |\
 606                                  V4L2_STD_PAL_I)
 607 #define V4L2_STD_NTSC           (V4L2_STD_NTSC_M        |\
 608                                  V4L2_STD_NTSC_M_JP     |\
 609                                  V4L2_STD_NTSC_M_KR)
 610 #define V4L2_STD_SECAM_DK       (V4L2_STD_SECAM_D       |\
 611                                  V4L2_STD_SECAM_K       |\
 612                                  V4L2_STD_SECAM_K1)
 613 #define V4L2_STD_SECAM          (V4L2_STD_SECAM_B       |\
 614                                  V4L2_STD_SECAM_G       |\
 615                                  V4L2_STD_SECAM_H       |\
 616                                  V4L2_STD_SECAM_DK      |\
 617                                  V4L2_STD_SECAM_L       |\
 618                                  V4L2_STD_SECAM_LC)
 619
 620 #define V4L2_STD_525_60         (V4L2_STD_PAL_M         |\
 621                                  V4L2_STD_PAL_60        |\
 622                                  V4L2_STD_NTSC          |\
 623                                  V4L2_STD_NTSC_443)
 624 #define V4L2_STD_625_50         (V4L2_STD_PAL           |\
 625                                  V4L2_STD_PAL_N         |\
 626                                  V4L2_STD_PAL_Nc        |\
 627                                  V4L2_STD_SECAM)
 628 #define V4L2_STD_ATSC           (V4L2_STD_ATSC_8_VSB    |\
 629                                  V4L2_STD_ATSC_16_VSB)
 630
 631 #define V4L2_STD_UNKNOWN        0
 632 #define V4L2_STD_ALL            (V4L2_STD_525_60        |\
 633                                  V4L2_STD_625_50)
 634
 635 struct v4l2_standard
 636 {
 637         __u32                index;
 638         v4l2_std_id          id;
 639         __u8                 name[24];
 640         struct v4l2_fract    frameperiod; /* Frames, not fields */
 641         __u32                framelines;
 642         __u32                reserved[4];
 643 };
 644
 645 /*
 646  *      V I D E O   I N P U T S
 647  */
 648 struct v4l2_input
 649 {
 650         __u32        index;             /*  Which input */
 651         __u8         name[32];          /*  Label */
 652         __u32        type;              /*  Type of input */
 653         __u32        audioset;          /*  Associated audios (bitfield) */
 654         __u32        tuner;             /*  Associated tuner */
 655         v4l2_std_id  std;
 656         __u32        status;
 657         __u32        reserved[4];
 658 };
 659
 660 /*  Values for the 'type' field */
 661 #define V4L2_INPUT_TYPE_TUNER           1
 662 #define V4L2_INPUT_TYPE_CAMERA          2
 663
 664 /* field 'status' - general */
 665 #define V4L2_IN_ST_NO_POWER    0x00000001  /* Attached device is off */
 666 #define V4L2_IN_ST_NO_SIGNAL   0x00000002
 667 #define V4L2_IN_ST_NO_COLOR    0x00000004
 668
 669 /* field 'status' - analog */
 670 #define V4L2_IN_ST_NO_H_LOCK   0x00000100  /* No horizontal sync lock */
 671 #define V4L2_IN_ST_COLOR_KILL  0x00000200  /* Color killer is active */
 672
 673 /* field 'status' - digital */
 674 #define V4L2_IN_ST_NO_SYNC     0x00010000  /* No synchronization lock */
 675 #define V4L2_IN_ST_NO_EQU      0x00020000  /* No equalizer lock */
 676 #define V4L2_IN_ST_NO_CARRIER  0x00040000  /* Carrier recovery failed */
 677
 678 /* field 'status' - VCR and set-top box */
 679 #define V4L2_IN_ST_MACROVISION 0x01000000  /* Macrovision detected */
 680 #define V4L2_IN_ST_NO_ACCESS   0x02000000  /* Conditional access denied */
 681 #define V4L2_IN_ST_VTR         0x04000000  /* VTR time constant */
 682
 683 /*
 684  *      V I D E O   O U T P U T S
 685  */
 686 struct v4l2_output
 687 {
 688         __u32        index;             /*  Which output */
 689         __u8         name[32];          /*  Label */
 690         __u32        type;              /*  Type of output */
 691         __u32        audioset;          /*  Associated audios (bitfield) */
 692         __u32        modulator;         /*  Associated modulator */
 693         v4l2_std_id  std;
 694         __u32        reserved[4];
 695 };
 696 /*  Values for the 'type' field */
 697 #define V4L2_OUTPUT_TYPE_MODULATOR              1
 698 #define V4L2_OUTPUT_TYPE_ANALOG                 2
 699 #define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY       3
 700
 701 /*
 702  *      C O N T R O L S
 703  */
 704 struct v4l2_control
 705 {
 706         __u32                id;
 707         __s32                value;
 708 };
 709
 710 struct v4l2_ext_control
 711 {
 712         __u32 id;
 713         __u32 reserved2[2];
 714         union {
 715                 __s32 value;
 716                 __s64 value64;
 717                 void *reserved;
 718         };
 719 };
 720
 721 struct v4l2_ext_controls
 722 {
 723         __u32 ctrl_class;
 724         __u32 count;
 725         __u32 error_idx;
 726         __u32 reserved[2];
 727         struct v4l2_ext_control *controls;
 728 };
 729
 730 /*  Values for ctrl_class field */
 731 #define V4L2_CTRL_CLASS_USER 0x00980000 /* Old-style 'user' controls */
 732 #define V4L2_CTRL_CLASS_MPEG 0x00990000 /* MPEG-compression controls */
 733
 734 #define V4L2_CTRL_ID_MASK         (0x0fffffff)
 735 #define V4L2_CTRL_ID2CLASS(id)    ((id) & 0x0fff0000UL)
 736 #define V4L2_CTRL_DRIVER_PRIV(id) (((id) & 0xffff) >= 0x1000)
 737
 738 /*  Used in the VIDIOC_QUERYCTRL ioctl for querying controls */
 739 struct v4l2_queryctrl
 740 {
 741         __u32                id;
 742         enum v4l2_ctrl_type  type;
 743         __u8                 name[32];  /* Whatever */
 744         __s32                minimum;   /* Note signedness */
 745         __s32                maximum;
 746         __s32                step;
 747         __s32                default_value;
 748         __u32                flags;
 749         __u32                reserved[2];
 750 };
 751
 752 /*  Used in the VIDIOC_QUERYMENU ioctl for querying menu items */
 753 struct v4l2_querymenu
 754 {
 755         __u32           id;
 756         __u32           index;
 757         __u8            name[32];       /* Whatever */
 758         __u32           reserved;
 759 };
 760
 761 /*  Control flags  */
 762 #define V4L2_CTRL_FLAG_DISABLED         0x0001
 763 #define V4L2_CTRL_FLAG_GRABBED          0x0002
 764 #define V4L2_CTRL_FLAG_READ_ONLY        0x0004
 765 #define V4L2_CTRL_FLAG_UPDATE           0x0008
 766 #define V4L2_CTRL_FLAG_INACTIVE         0x0010
 767 #define V4L2_CTRL_FLAG_SLIDER           0x0020
 768
 769 /*  Query flag, to be ORed with the control ID */
 770 #define V4L2_CTRL_FLAG_NEXT_CTRL        0x80000000
 771
 772 /*  User-class control IDs defined by V4L2 */
 773 #define V4L2_CID_BASE                   (V4L2_CTRL_CLASS_USER | 0x900)
 774 #define V4L2_CID_USER_BASE              V4L2_CID_BASE
 775 /*  IDs reserved for driver specific controls */
 776 #define V4L2_CID_PRIVATE_BASE           0x08000000
 777
 778 #define V4L2_CID_USER_CLASS             (V4L2_CTRL_CLASS_USER | 1)
 779 #define V4L2_CID_BRIGHTNESS             (V4L2_CID_BASE+0)
 780 #define V4L2_CID_CONTRAST               (V4L2_CID_BASE+1)
 781 #define V4L2_CID_SATURATION             (V4L2_CID_BASE+2)
 782 #define V4L2_CID_HUE                    (V4L2_CID_BASE+3)
 783 #define V4L2_CID_AUDIO_VOLUME           (V4L2_CID_BASE+5)
 784 #define V4L2_CID_AUDIO_BALANCE          (V4L2_CID_BASE+6)
 785 #define V4L2_CID_AUDIO_BASS             (V4L2_CID_BASE+7)
 786 #define V4L2_CID_AUDIO_TREBLE           (V4L2_CID_BASE+8)
 787 #define V4L2_CID_AUDIO_MUTE             (V4L2_CID_BASE+9)
 788 #define V4L2_CID_AUDIO_LOUDNESS         (V4L2_CID_BASE+10)
 789 #define V4L2_CID_BLACK_LEVEL            (V4L2_CID_BASE+11)
 790 #define V4L2_CID_AUTO_WHITE_BALANCE     (V4L2_CID_BASE+12)
 791 #define V4L2_CID_DO_WHITE_BALANCE       (V4L2_CID_BASE+13)
 792 #define V4L2_CID_RED_BALANCE            (V4L2_CID_BASE+14)
 793 #define V4L2_CID_BLUE_BALANCE           (V4L2_CID_BASE+15)
 794 #define V4L2_CID_GAMMA                  (V4L2_CID_BASE+16)
 795 #define V4L2_CID_WHITENESS              (V4L2_CID_GAMMA) /* ? Not sure */
 796 #define V4L2_CID_EXPOSURE               (V4L2_CID_BASE+17)
 797 #define V4L2_CID_AUTOGAIN               (V4L2_CID_BASE+18)
 798 #define V4L2_CID_GAIN                   (V4L2_CID_BASE+19)
 799 #define V4L2_CID_HFLIP                  (V4L2_CID_BASE+20)
 800 #define V4L2_CID_VFLIP                  (V4L2_CID_BASE+21)
 801 #define V4L2_CID_HCENTER                (V4L2_CID_BASE+22)
 802 #define V4L2_CID_VCENTER                (V4L2_CID_BASE+23)
 803 #define V4L2_CID_LASTP1                 (V4L2_CID_BASE+24) /* last CID + 1 */
 804
 805 /*  MPEG-class control IDs defined by V4L2 */
 806 #define V4L2_CID_MPEG_BASE                      (V4L2_CTRL_CLASS_MPEG | 0x900)
 807 #define V4L2_CID_MPEG_CLASS                     (V4L2_CTRL_CLASS_MPEG | 1)
 808
 809 /*  MPEG streams */
 810 #define V4L2_CID_MPEG_STREAM_TYPE               (V4L2_CID_MPEG_BASE+0)
 811 enum v4l2_mpeg_stream_type {
 812         V4L2_MPEG_STREAM_TYPE_MPEG2_PS   = 0, /* MPEG-2 program stream */
 813         V4L2_MPEG_STREAM_TYPE_MPEG2_TS   = 1, /* MPEG-2 transport stream */
 814         V4L2_MPEG_STREAM_TYPE_MPEG1_SS   = 2, /* MPEG-1 system stream */
 815         V4L2_MPEG_STREAM_TYPE_MPEG2_DVD  = 3, /* MPEG-2 DVD-compatible stream */
 816         V4L2_MPEG_STREAM_TYPE_MPEG1_VCD  = 4, /* MPEG-1 VCD-compatible stream */
 817         V4L2_MPEG_STREAM_TYPE_MPEG2_SVCD = 5, /* MPEG-2 SVCD-compatible stream */
 818 };
 819 #define V4L2_CID_MPEG_STREAM_PID_PMT            (V4L2_CID_MPEG_BASE+1)
 820 #define V4L2_CID_MPEG_STREAM_PID_AUDIO          (V4L2_CID_MPEG_BASE+2)
 821 #define V4L2_CID_MPEG_STREAM_PID_VIDEO          (V4L2_CID_MPEG_BASE+3)
 822 #define V4L2_CID_MPEG_STREAM_PID_PCR            (V4L2_CID_MPEG_BASE+4)
 823 #define V4L2_CID_MPEG_STREAM_PES_ID_AUDIO       (V4L2_CID_MPEG_BASE+5)
 824 #define V4L2_CID_MPEG_STREAM_PES_ID_VIDEO       (V4L2_CID_MPEG_BASE+6)
 825 #define V4L2_CID_MPEG_STREAM_VBI_FMT            (V4L2_CID_MPEG_BASE+7)
 826 enum v4l2_mpeg_stream_vbi_fmt {
 827         V4L2_MPEG_STREAM_VBI_FMT_NONE = 0,  /* No VBI in the MPEG stream */
 828         V4L2_MPEG_STREAM_VBI_FMT_IVTV = 1,  /* VBI in private packets, IVTV format */
 829 };
 830
 831 /*  MPEG audio */
 832 #define V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ       (V4L2_CID_MPEG_BASE+100)
 833 enum v4l2_mpeg_audio_sampling_freq {
 834         V4L2_MPEG_AUDIO_SAMPLING_FREQ_44100 = 0,
 835         V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000 = 1,
 836         V4L2_MPEG_AUDIO_SAMPLING_FREQ_32000 = 2,
 837 };
 838 #define V4L2_CID_MPEG_AUDIO_ENCODING            (V4L2_CID_MPEG_BASE+101)
 839 enum v4l2_mpeg_audio_encoding {
 840         V4L2_MPEG_AUDIO_ENCODING_LAYER_1 = 0,
 841         V4L2_MPEG_AUDIO_ENCODING_LAYER_2 = 1,
 842         V4L2_MPEG_AUDIO_ENCODING_LAYER_3 = 2,
 843 };
 844 #define V4L2_CID_MPEG_AUDIO_L1_BITRATE          (V4L2_CID_MPEG_BASE+102)
 845 enum v4l2_mpeg_audio_l1_bitrate {
 846         V4L2_MPEG_AUDIO_L1_BITRATE_32K  = 0,
 847         V4L2_MPEG_AUDIO_L1_BITRATE_64K  = 1,
 848         V4L2_MPEG_AUDIO_L1_BITRATE_96K  = 2,
 849         V4L2_MPEG_AUDIO_L1_BITRATE_128K = 3,
 850         V4L2_MPEG_AUDIO_L1_BITRATE_160K = 4,
 851         V4L2_MPEG_AUDIO_L1_BITRATE_192K = 5,
 852         V4L2_MPEG_AUDIO_L1_BITRATE_224K = 6,
 853         V4L2_MPEG_AUDIO_L1_BITRATE_256K = 7,
 854         V4L2_MPEG_AUDIO_L1_BITRATE_288K = 8,
 855         V4L2_MPEG_AUDIO_L1_BITRATE_320K = 9,
 856         V4L2_MPEG_AUDIO_L1_BITRATE_352K = 10,
 857         V4L2_MPEG_AUDIO_L1_BITRATE_384K = 11,
 858         V4L2_MPEG_AUDIO_L1_BITRATE_416K = 12,
 859         V4L2_MPEG_AUDIO_L1_BITRATE_448K = 13,
 860 };
 861 #define V4L2_CID_MPEG_AUDIO_L2_BITRATE          (V4L2_CID_MPEG_BASE+103)
 862 enum v4l2_mpeg_audio_l2_bitrate {
 863         V4L2_MPEG_AUDIO_L2_BITRATE_32K  = 0,
 864         V4L2_MPEG_AUDIO_L2_BITRATE_48K  = 1,
 865         V4L2_MPEG_AUDIO_L2_BITRATE_56K  = 2,
 866         V4L2_MPEG_AUDIO_L2_BITRATE_64K  = 3,
 867         V4L2_MPEG_AUDIO_L2_BITRATE_80K  = 4,
 868         V4L2_MPEG_AUDIO_L2_BITRATE_96K  = 5,
 869         V4L2_MPEG_AUDIO_L2_BITRATE_112K = 6,
 870         V4L2_MPEG_AUDIO_L2_BITRATE_128K = 7,
 871         V4L2_MPEG_AUDIO_L2_BITRATE_160K = 8,
 872         V4L2_MPEG_AUDIO_L2_BITRATE_192K = 9,
 873         V4L2_MPEG_AUDIO_L2_BITRATE_224K = 10,
 874         V4L2_MPEG_AUDIO_L2_BITRATE_256K = 11,
 875         V4L2_MPEG_AUDIO_L2_BITRATE_320K = 12,
 876         V4L2_MPEG_AUDIO_L2_BITRATE_384K = 13,
 877 };
 878 #define V4L2_CID_MPEG_AUDIO_L3_BITRATE          (V4L2_CID_MPEG_BASE+104)
 879 enum v4l2_mpeg_audio_l3_bitrate {
 880         V4L2_MPEG_AUDIO_L3_BITRATE_32K  = 0,
 881         V4L2_MPEG_AUDIO_L3_BITRATE_40K  = 1,
 882         V4L2_MPEG_AUDIO_L3_BITRATE_48K  = 2,
 883         V4L2_MPEG_AUDIO_L3_BITRATE_56K  = 3,
 884         V4L2_MPEG_AUDIO_L3_BITRATE_64K  = 4,
 885         V4L2_MPEG_AUDIO_L3_BITRATE_80K  = 5,
 886         V4L2_MPEG_AUDIO_L3_BITRATE_96K  = 6,
 887         V4L2_MPEG_AUDIO_L3_BITRATE_112K = 7,
 888         V4L2_MPEG_AUDIO_L3_BITRATE_128K = 8,
 889         V4L2_MPEG_AUDIO_L3_BITRATE_160K = 9,
 890         V4L2_MPEG_AUDIO_L3_BITRATE_192K = 10,
 891         V4L2_MPEG_AUDIO_L3_BITRATE_224K = 11,
 892         V4L2_MPEG_AUDIO_L3_BITRATE_256K = 12,
 893         V4L2_MPEG_AUDIO_L3_BITRATE_320K = 13,
 894 };
 895 #define V4L2_CID_MPEG_AUDIO_MODE                (V4L2_CID_MPEG_BASE+105)
 896 enum v4l2_mpeg_audio_mode {
 897         V4L2_MPEG_AUDIO_MODE_STEREO       = 0,
 898         V4L2_MPEG_AUDIO_MODE_JOINT_STEREO = 1,
 899         V4L2_MPEG_AUDIO_MODE_DUAL         = 2,
 900         V4L2_MPEG_AUDIO_MODE_MONO         = 3,
 901 };
 902 #define V4L2_CID_MPEG_AUDIO_MODE_EXTENSION      (V4L2_CID_MPEG_BASE+106)
 903 enum v4l2_mpeg_audio_mode_extension {
 904         V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4  = 0,
 905         V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_8  = 1,
 906         V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_12 = 2,
 907         V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_16 = 3,
 908 };
 909 #define V4L2_CID_MPEG_AUDIO_EMPHASIS            (V4L2_CID_MPEG_BASE+107)
 910 enum v4l2_mpeg_audio_emphasis {
 911         V4L2_MPEG_AUDIO_EMPHASIS_NONE         = 0,
 912         V4L2_MPEG_AUDIO_EMPHASIS_50_DIV_15_uS = 1,
 913         V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17    = 2,
 914 };
 915 #define V4L2_CID_MPEG_AUDIO_CRC                 (V4L2_CID_MPEG_BASE+108)
 916 enum v4l2_mpeg_audio_crc {
 917         V4L2_MPEG_AUDIO_CRC_NONE  = 0,
 918         V4L2_MPEG_AUDIO_CRC_CRC16 = 1,
 919 };
 920
 921 /*  MPEG video */
 922 #define V4L2_CID_MPEG_VIDEO_ENCODING            (V4L2_CID_MPEG_BASE+200)
 923 enum v4l2_mpeg_video_encoding {
 924         V4L2_MPEG_VIDEO_ENCODING_MPEG_1 = 0,
 925         V4L2_MPEG_VIDEO_ENCODING_MPEG_2 = 1,
 926 };
 927 #define V4L2_CID_MPEG_VIDEO_ASPECT              (V4L2_CID_MPEG_BASE+201)
 928 enum v4l2_mpeg_video_aspect {
 929         V4L2_MPEG_VIDEO_ASPECT_1x1     = 0,
 930         V4L2_MPEG_VIDEO_ASPECT_4x3     = 1,
 931         V4L2_MPEG_VIDEO_ASPECT_16x9    = 2,
 932         V4L2_MPEG_VIDEO_ASPECT_221x100 = 3,
 933 };
 934 #define V4L2_CID_MPEG_VIDEO_B_FRAMES            (V4L2_CID_MPEG_BASE+202)
 935 #define V4L2_CID_MPEG_VIDEO_GOP_SIZE            (V4L2_CID_MPEG_BASE+203)
 936 #define V4L2_CID_MPEG_VIDEO_GOP_CLOSURE         (V4L2_CID_MPEG_BASE+204)
 937 #define V4L2_CID_MPEG_VIDEO_PULLDOWN            (V4L2_CID_MPEG_BASE+205)
 938 #define V4L2_CID_MPEG_VIDEO_BITRATE_MODE        (V4L2_CID_MPEG_BASE+206)
 939 enum v4l2_mpeg_video_bitrate_mode {
 940         V4L2_MPEG_VIDEO_BITRATE_MODE_VBR = 0,
 941         V4L2_MPEG_VIDEO_BITRATE_MODE_CBR = 1,
 942 };
 943 #define V4L2_CID_MPEG_VIDEO_BITRATE             (V4L2_CID_MPEG_BASE+207)
 944 #define V4L2_CID_MPEG_VIDEO_BITRATE_PEAK        (V4L2_CID_MPEG_BASE+208)
 945 #define V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION (V4L2_CID_MPEG_BASE+209)
 946
 947 /*  MPEG-class control IDs specific to the CX2584x driver as defined by V4L2 */
 948 #define V4L2_CID_MPEG_CX2341X_BASE                              (V4L2_CTRL_CLASS_MPEG | 0x1000)
 949 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE         (V4L2_CID_MPEG_CX2341X_BASE+0)
 950 enum v4l2_mpeg_cx2341x_video_spatial_filter_mode {
 951         V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL = 0,
 952         V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO   = 1,
 953 };
 954 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER              (V4L2_CID_MPEG_CX2341X_BASE+1)
 955 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE    (V4L2_CID_MPEG_CX2341X_BASE+2)
 956 enum v4l2_mpeg_cx2341x_video_luma_spatial_filter_type {
 957         V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF                  = 0,
 958         V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_HOR               = 1,
 959         V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_VERT              = 2,
 960         V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_HV_SEPARABLE      = 3,
 961         V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_SYM_NON_SEPARABLE = 4,
 962 };
 963 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE  (V4L2_CID_MPEG_CX2341X_BASE+3)
 964 enum v4l2_mpeg_cx2341x_video_chroma_spatial_filter_type {
 965         V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF    = 0,
 966         V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR = 1,
 967 };
 968 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE        (V4L2_CID_MPEG_CX2341X_BASE+4)
 969 enum v4l2_mpeg_cx2341x_video_temporal_filter_mode {
 970         V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL = 0,
 971         V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO   = 1,
 972 };
 973 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER             (V4L2_CID_MPEG_CX2341X_BASE+5)
 974 #define V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE          (V4L2_CID_MPEG_CX2341X_BASE+6)
 975 enum v4l2_mpeg_cx2341x_video_median_filter_type {
 976         V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF      = 0,
 977         V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR      = 1,
 978         V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_VERT     = 2,
 979         V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR_VERT = 3,
 980         V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_DIAG     = 4,
 981 };
 982 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM   (V4L2_CID_MPEG_CX2341X_BASE+7)
 983 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP      (V4L2_CID_MPEG_CX2341X_BASE+8)
 984 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM (V4L2_CID_MPEG_CX2341X_BASE+9)
 985 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP    (V4L2_CID_MPEG_CX2341X_BASE+10)
 986
 987 /*
 988  *      T U N I N G
 989  */
 990 struct v4l2_tuner
 991 {
 992         __u32                   index;
 993         __u8                    name[32];
 994         enum v4l2_tuner_type    type;
 995         __u32                   capability;
 996         __u32                   rangelow;
 997         __u32                   rangehigh;
 998         __u32                   rxsubchans;
 999         __u32                   audmode;
1000         __s32                   signal;
1001         __s32                   afc;
1002         __u32                   reserved[4];
1003 };
1004
1005 struct v4l2_modulator
1006 {
1007         __u32                   index;
1008         __u8                    name[32];
1009         __u32                   capability;
1010         __u32                   rangelow;
1011         __u32                   rangehigh;
1012         __u32                   txsubchans;
1013         __u32                   reserved[4];
1014 };
1015
1016 /*  Flags for the 'capability' field */
1017 #define V4L2_TUNER_CAP_LOW              0x0001
1018 #define V4L2_TUNER_CAP_NORM             0x0002
1019 #define V4L2_TUNER_CAP_STEREO           0x0010
1020 #define V4L2_TUNER_CAP_LANG2            0x0020
1021 #define V4L2_TUNER_CAP_SAP              0x0020
1022 #define V4L2_TUNER_CAP_LANG1            0x0040
1023
1024 /*  Flags for the 'rxsubchans' field */
1025 #define V4L2_TUNER_SUB_MONO             0x0001
1026 #define V4L2_TUNER_SUB_STEREO           0x0002
1027 #define V4L2_TUNER_SUB_LANG2            0x0004
1028 #define V4L2_TUNER_SUB_SAP              0x0004
1029 #define V4L2_TUNER_SUB_LANG1            0x0008
1030
1031 /*  Values for the 'audmode' field */
1032 #define V4L2_TUNER_MODE_MONO            0x0000
1033 #define V4L2_TUNER_MODE_STEREO          0x0001
1034 #define V4L2_TUNER_MODE_LANG2           0x0002
1035 #define V4L2_TUNER_MODE_SAP             0x0002
1036 #define V4L2_TUNER_MODE_LANG1           0x0003
1037 #define V4L2_TUNER_MODE_LANG1_LANG2     0x0004
1038
1039 struct v4l2_frequency
1040 {
1041         __u32                 tuner;
1042         enum v4l2_tuner_type  type;
1043         __u32                 frequency;
1044         __u32                 reserved[8];
1045 };
1046
1047 /*
1048  *      A U D I O
1049  */
1050 struct v4l2_audio
1051 {
1052         __u32   index;
1053         __u8    name[32];
1054         __u32   capability;
1055         __u32   mode;
1056         __u32   reserved[2];
1057 };
1058
1059 /*  Flags for the 'capability' field */
1060 #define V4L2_AUDCAP_STEREO              0x00001
1061 #define V4L2_AUDCAP_AVL                 0x00002
1062
1063 /*  Flags for the 'mode' field */
1064 #define V4L2_AUDMODE_AVL                0x00001
1065
1066 struct v4l2_audioout
1067 {
1068         __u32   index;
1069         __u8    name[32];
1070         __u32   capability;
1071         __u32   mode;
1072         __u32   reserved[2];
1073 };
1074
1075 /*
1076  *      D A T A   S E R V I C E S   ( V B I )
1077  *
1078  *      Data services API by Michael Schimek
1079  */
1080
1081 /* Raw VBI */
1082 struct v4l2_vbi_format
1083 {
1084         __u32   sampling_rate;          /* in 1 Hz */
1085         __u32   offset;
1086         __u32   samples_per_line;
1087         __u32   sample_format;          /* V4L2_PIX_FMT_* */
1088         __s32   start[2];
1089         __u32   count[2];
1090         __u32   flags;                  /* V4L2_VBI_* */
1091         __u32   reserved[2];            /* must be zero */
1092 };
1093
1094 /*  VBI flags  */
1095 #define V4L2_VBI_UNSYNC         (1<< 0)
1096 #define V4L2_VBI_INTERLACED     (1<< 1)
1097
1098 #if 1
1099 /* Sliced VBI
1100  *
1101  *    This implements is a proposal V4L2 API to allow SLICED VBI
1102  * required for some hardware encoders. It should change without
1103  * notice in the definitive implementation.
1104  */
1105
1106 struct v4l2_sliced_vbi_format
1107 {
1108         __u16   service_set;
1109         /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
1110            service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
1111                                  (equals frame lines 313-336 for 625 line video
1112                                   standards, 263-286 for 525 line standards) */
1113         __u16   service_lines[2][24];
1114         __u32   io_size;
1115         __u32   reserved[2];            /* must be zero */
1116 };
1117
1118 /* Teletext World System Teletext
1119    (WST), defined on ITU-R BT.653-2 */
1120 #define V4L2_SLICED_TELETEXT_B          (0x0001)
1121 /* Video Program System, defined on ETS 300 231*/
1122 #define V4L2_SLICED_VPS                 (0x0400)
1123 /* Closed Caption, defined on EIA-608 */
1124 #define V4L2_SLICED_CAPTION_525         (0x1000)
1125 /* Wide Screen System, defined on ITU-R BT1119.1 */
1126 #define V4L2_SLICED_WSS_625             (0x4000)
1127
1128 #define V4L2_SLICED_VBI_525             (V4L2_SLICED_CAPTION_525)
1129 #define V4L2_SLICED_VBI_625             (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625)
1130
1131
1132 struct v4l2_sliced_vbi_cap
1133 {
1134         __u16   service_set;
1135         /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
1136            service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
1137                                  (equals frame lines 313-336 for 625 line video
1138                                   standards, 263-286 for 525 line standards) */
1139         __u16   service_lines[2][24];
1140         __u32   reserved[4];    /* must be 0 */
1141 };
1142
1143 struct v4l2_sliced_vbi_data
1144 {
1145         __u32   id;
1146         __u32   field;          /* 0: first field, 1: second field */
1147         __u32   line;           /* 1-23 */
1148         __u32   reserved;       /* must be 0 */
1149         __u8    data[48];
1150 };
1151 #endif
1152
1153 /*
1154  *      A G G R E G A T E   S T R U C T U R E S
1155  */
1156
1157 /*      Stream data format
1158  */
1159 struct v4l2_format
1160 {
1161         enum v4l2_buf_type type;
1162         union
1163         {
1164                 struct v4l2_pix_format          pix;     // V4L2_BUF_TYPE_VIDEO_CAPTURE
1165                 struct v4l2_window              win;     // V4L2_BUF_TYPE_VIDEO_OVERLAY
1166                 struct v4l2_vbi_format          vbi;     // V4L2_BUF_TYPE_VBI_CAPTURE
1167 #if 1
1168                 struct v4l2_sliced_vbi_format   sliced;  // V4L2_BUF_TYPE_SLICED_VBI_CAPTURE
1169 #endif
1170                 __u8    raw_data[200];                   // user-defined
1171         } fmt;
1172 };
1173
1174
1175 /*      Stream type-dependent parameters
1176  */
1177 struct v4l2_streamparm
1178 {
1179         enum v4l2_buf_type type;
1180         union
1181         {
1182                 struct v4l2_captureparm capture;
1183                 struct v4l2_outputparm  output;
1184                 __u8    raw_data[200];  /* user-defined */
1185         } parm;
1186 };
1187
1188 /*
1189  *      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
1190  *
1191  */
1192 #define VIDIOC_QUERYCAP         _IOR  ('V',  0, struct v4l2_capability)
1193 #define VIDIOC_RESERVED         _IO   ('V',  1)
1194 #define VIDIOC_ENUM_FMT         _IOWR ('V',  2, struct v4l2_fmtdesc)
1195 #define VIDIOC_G_FMT            _IOWR ('V',  4, struct v4l2_format)
1196 #define VIDIOC_S_FMT            _IOWR ('V',  5, struct v4l2_format)
1197 #ifdef __KERNEL__
1198 #define VIDIOC_G_MPEGCOMP       _IOR  ('V',  6, struct v4l2_mpeg_compression)
1199 #define VIDIOC_S_MPEGCOMP       _IOW  ('V',  7, struct v4l2_mpeg_compression)
1200 #endif
1201 #define VIDIOC_REQBUFS          _IOWR ('V',  8, struct v4l2_requestbuffers)
1202 #define VIDIOC_QUERYBUF         _IOWR ('V',  9, struct v4l2_buffer)
1203 #define VIDIOC_G_FBUF           _IOR  ('V', 10, struct v4l2_framebuffer)
1204 #define VIDIOC_S_FBUF           _IOW  ('V', 11, struct v4l2_framebuffer)
1205 #define VIDIOC_OVERLAY          _IOW  ('V', 14, int)
1206 #define VIDIOC_QBUF             _IOWR ('V', 15, struct v4l2_buffer)
1207 #define VIDIOC_DQBUF            _IOWR ('V', 17, struct v4l2_buffer)
1208 #define VIDIOC_STREAMON         _IOW  ('V', 18, int)
1209 #define VIDIOC_STREAMOFF        _IOW  ('V', 19, int)
1210 #define VIDIOC_G_PARM           _IOWR ('V', 21, struct v4l2_streamparm)
1211 #define VIDIOC_S_PARM           _IOWR ('V', 22, struct v4l2_streamparm)
1212 #define VIDIOC_G_STD            _IOR  ('V', 23, v4l2_std_id)
1213 #define VIDIOC_S_STD            _IOW  ('V', 24, v4l2_std_id)
1214 #define VIDIOC_ENUMSTD          _IOWR ('V', 25, struct v4l2_standard)
1215 #define VIDIOC_ENUMINPUT        _IOWR ('V', 26, struct v4l2_input)
1216 #define VIDIOC_G_CTRL           _IOWR ('V', 27, struct v4l2_control)
1217 #define VIDIOC_S_CTRL           _IOWR ('V', 28, struct v4l2_control)
1218 #define VIDIOC_G_TUNER          _IOWR ('V', 29, struct v4l2_tuner)
1219 #define VIDIOC_S_TUNER          _IOW  ('V', 30, struct v4l2_tuner)
1220 #define VIDIOC_G_AUDIO          _IOR  ('V', 33, struct v4l2_audio)
1221 #define VIDIOC_S_AUDIO          _IOW  ('V', 34, struct v4l2_audio)
1222 #define VIDIOC_QUERYCTRL        _IOWR ('V', 36, struct v4l2_queryctrl)
1223 #define VIDIOC_QUERYMENU        _IOWR ('V', 37, struct v4l2_querymenu)
1224 #define VIDIOC_G_INPUT          _IOR  ('V', 38, int)
1225 #define VIDIOC_S_INPUT          _IOWR ('V', 39, int)
1226 #define VIDIOC_G_OUTPUT         _IOR  ('V', 46, int)
1227 #define VIDIOC_S_OUTPUT         _IOWR ('V', 47, int)
1228 #define VIDIOC_ENUMOUTPUT       _IOWR ('V', 48, struct v4l2_output)
1229 #define VIDIOC_G_AUDOUT         _IOR  ('V', 49, struct v4l2_audioout)
1230 #define VIDIOC_S_AUDOUT         _IOW  ('V', 50, struct v4l2_audioout)
1231 #define VIDIOC_G_MODULATOR      _IOWR ('V', 54, struct v4l2_modulator)
1232 #define VIDIOC_S_MODULATOR      _IOW  ('V', 55, struct v4l2_modulator)
1233 #define VIDIOC_G_FREQUENCY      _IOWR ('V', 56, struct v4l2_frequency)
1234 #define VIDIOC_S_FREQUENCY      _IOW  ('V', 57, struct v4l2_frequency)
1235 #define VIDIOC_CROPCAP          _IOWR ('V', 58, struct v4l2_cropcap)
1236 #define VIDIOC_G_CROP           _IOWR ('V', 59, struct v4l2_crop)
1237 #define VIDIOC_S_CROP           _IOW  ('V', 60, struct v4l2_crop)
1238 #define VIDIOC_G_JPEGCOMP       _IOR  ('V', 61, struct v4l2_jpegcompression)
1239 #define VIDIOC_S_JPEGCOMP       _IOW  ('V', 62, struct v4l2_jpegcompression)
1240 #define VIDIOC_QUERYSTD         _IOR  ('V', 63, v4l2_std_id)
1241 #define VIDIOC_TRY_FMT          _IOWR ('V', 64, struct v4l2_format)
1242 #define VIDIOC_ENUMAUDIO        _IOWR ('V', 65, struct v4l2_audio)
1243 #define VIDIOC_ENUMAUDOUT       _IOWR ('V', 66, struct v4l2_audioout)
1244 #define VIDIOC_G_PRIORITY       _IOR  ('V', 67, enum v4l2_priority)
1245 #define VIDIOC_S_PRIORITY       _IOW  ('V', 68, enum v4l2_priority)
1246 #if 1
1247 #define VIDIOC_G_SLICED_VBI_CAP _IOR  ('V', 69, struct v4l2_sliced_vbi_cap)
1248 #endif
1249 #define VIDIOC_LOG_STATUS       _IO   ('V', 70)
1250 #define VIDIOC_G_EXT_CTRLS      _IOWR ('V', 71, struct v4l2_ext_controls)
1251 #define VIDIOC_S_EXT_CTRLS      _IOWR ('V', 72, struct v4l2_ext_controls)
1252 #define VIDIOC_TRY_EXT_CTRLS    _IOWR ('V', 73, struct v4l2_ext_controls)
1253
1254 #ifdef __OLD_VIDIOC_
1255 /* for compatibility, will go away some day */
1256 #define VIDIOC_OVERLAY_OLD      _IOWR ('V', 14, int)
1257 #define VIDIOC_S_PARM_OLD       _IOW  ('V', 22, struct v4l2_streamparm)
1258 #define VIDIOC_S_CTRL_OLD       _IOW  ('V', 28, struct v4l2_control)
1259 #define VIDIOC_G_AUDIO_OLD      _IOWR ('V', 33, struct v4l2_audio)
1260 #define VIDIOC_G_AUDOUT_OLD     _IOWR ('V', 49, struct v4l2_audioout)
1261 #define VIDIOC_CROPCAP_OLD      _IOR  ('V', 58, struct v4l2_cropcap)
1262 #endif
1263
1264 #define BASE_VIDIOC_PRIVATE     192             /* 192-255 are private */
1265
1266 #endif /* __LINUX_VIDEODEV2_H */
1267
1268 /*
1269  * Local variables:
1270  * c-basic-offset: 8
1271  * End:
1272  */