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 <[email protected]> 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 */ 1273