1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 /* 22 * Copyright 2008 Sun Microsystems, Inc. All rights reserved. 23 * Use is subject to license terms. 24 */ 25 26 #ifndef __LINUX_VIDEODEV2_H 27 #define __LINUX_VIDEODEV2_H 28 29 30 #ifdef __cplusplus 31 extern "C" { 32 #endif 33 34 /* 35 * Video for Linux Two 36 * 37 * Header file for v4l or V4L2 drivers and applications 38 * with public API. 39 * All kernel-specific stuff were moved to media/v4l2-dev.h, so 40 * no #if __KERNEL tests are allowed here 41 * 42 * See http://linuxtv.org for more info 43 * 44 * Author: Bill Dirks <bdirks@pacbell.net> 45 * Justin Schoeman 46 * et al. 47 */ 48 49 #include <sys/ioccom.h> 50 51 /* 52 * Common stuff for both V4L1 and V4L2 53 * Moved from videodev.h 54 */ 55 #define VIDEO_MAX_FRAME 32 56 57 #define VID_TYPE_CAPTURE 1 /* Can capture */ 58 #define VID_TYPE_TUNER 2 /* Can tune */ 59 #define VID_TYPE_TELETEXT 4 /* Does teletext */ 60 #define VID_TYPE_OVERLAY 8 /* Overlay onto frame buffer */ 61 #define VID_TYPE_CHROMAKEY 16 /* Overlay by chromakey */ 62 #define VID_TYPE_CLIPPING 32 /* Can clip */ 63 #define VID_TYPE_FRAMERAM 64 /* Uses the frame buffer memory */ 64 #define VID_TYPE_SCALES 128 /* Scalable */ 65 #define VID_TYPE_MONOCHROME 256 /* Monochrome only */ 66 #define VID_TYPE_SUBCAPTURE 512 /* Can capture subareas of the image */ 67 #define VID_TYPE_MPEG_DECODER 1024 /* Can decode MPEG streams */ 68 #define VID_TYPE_MPEG_ENCODER 2048 /* Can encode MPEG streams */ 69 #define VID_TYPE_MJPEG_DECODER 4096 /* Can decode MJPEG streams */ 70 #define VID_TYPE_MJPEG_ENCODER 8192 /* Can encode MJPEG streams */ 71 72 /* 73 * M I S C E L L A N E O U S 74 */ 75 76 /* Four-character-code (FOURCC) */ 77 #define v4l2_fourcc(a, b, c, d) \ 78 (((uint32_t)(a)<<0) | ((uint32_t)(b)<<8) | \ 79 ((uint32_t)(c)<<16)|((uint32_t)(d)<<24)) 80 81 /* 82 * E N U M S 83 */ 84 enum v4l2_field { 85 86 /* 87 * driver can choose from none, top, bottom, interlaced 88 * depending on whatever it thinks is approximate ... 89 */ 90 V4L2_FIELD_ANY = 0, 91 V4L2_FIELD_NONE = 1, /* this device has no fields ... */ 92 V4L2_FIELD_TOP = 2, /* top field only */ 93 V4L2_FIELD_BOTTOM = 3, /* bottom field only */ 94 V4L2_FIELD_INTERLACED = 4, /* both fields interlaced */ 95 96 /* both fields sequential into one buffer, top-bottom order */ 97 V4L2_FIELD_SEQ_TB = 5, 98 99 V4L2_FIELD_SEQ_BT = 6, /* same as above + bottom-top order */ 100 101 /* both fields alternating into separate buffers */ 102 V4L2_FIELD_ALTERNATE = 7 103 }; 104 #define V4L2_FIELD_HAS_TOP(field) \ 105 ((field) == V4L2_FIELD_TOP || \ 106 (field) == V4L2_FIELD_INTERLACED || \ 107 (field) == V4L2_FIELD_SEQ_TB || \ 108 (field) == V4L2_FIELD_SEQ_BT) 109 #define V4L2_FIELD_HAS_BOTTOM(field) \ 110 ((field) == V4L2_FIELD_BOTTOM || \ 111 (field) == V4L2_FIELD_INTERLACED || \ 112 (field) == V4L2_FIELD_SEQ_TB || \ 113 (field) == V4L2_FIELD_SEQ_BT) 114 #define V4L2_FIELD_HAS_BOTH(field) \ 115 ((field) == V4L2_FIELD_INTERLACED || \ 116 (field) == V4L2_FIELD_SEQ_TB || \ 117 (field) == V4L2_FIELD_SEQ_BT) 118 119 enum v4l2_buf_type { 120 V4L2_BUF_TYPE_VIDEO_CAPTURE = 1, 121 V4L2_BUF_TYPE_VIDEO_OUTPUT = 2, 122 V4L2_BUF_TYPE_VIDEO_OVERLAY = 3, 123 V4L2_BUF_TYPE_VBI_CAPTURE = 4, 124 V4L2_BUF_TYPE_VBI_OUTPUT = 5, 125 #if 1 126 /* Experimental Sliced VBI */ 127 V4L2_BUF_TYPE_SLICED_VBI_CAPTURE = 6, 128 V4L2_BUF_TYPE_SLICED_VBI_OUTPUT = 7, 129 #endif 130 V4L2_BUF_TYPE_PRIVATE = 0x80 131 }; 132 133 enum v4l2_ctrl_type { 134 V4L2_CTRL_TYPE_INTEGER = 1, 135 V4L2_CTRL_TYPE_BOOLEAN = 2, 136 V4L2_CTRL_TYPE_MENU = 3, 137 V4L2_CTRL_TYPE_BUTTON = 4, 138 V4L2_CTRL_TYPE_INTEGER64 = 5, 139 V4L2_CTRL_TYPE_CTRL_CLASS = 6 140 }; 141 142 enum v4l2_tuner_type { 143 V4L2_TUNER_RADIO = 1, 144 V4L2_TUNER_ANALOG_TV = 2, 145 V4L2_TUNER_DIGITAL_TV = 3 146 }; 147 148 enum v4l2_memory { 149 V4L2_MEMORY_MMAP = 1, 150 V4L2_MEMORY_USERPTR = 2, 151 V4L2_MEMORY_OVERLAY = 3 152 }; 153 154 /* see also http: vektor.theorem.ca/graphics/ycbcr/ */ 155 enum v4l2_colorspace { 156 /* ITU-R 601 -- broadcast NTSC/PAL */ 157 V4L2_COLORSPACE_SMPTE170M = 1, 158 159 /* 1125-Line (US) HDTV */ 160 V4L2_COLORSPACE_SMPTE240M = 2, 161 162 /* HD and modern captures. */ 163 V4L2_COLORSPACE_REC709 = 3, 164 165 /* broken BT878 extents (601, luma range 16-253 instead of 16-235) */ 166 V4L2_COLORSPACE_BT878 = 4, 167 168 /* These should be useful. Assume 601 extents. */ 169 V4L2_COLORSPACE_470_SYSTEM_M = 5, 170 V4L2_COLORSPACE_470_SYSTEM_BG = 6, 171 172 /* 173 * I know there will be cameras that send this. So, this is 174 * unspecified chromaticities and full 0-255 on each of the 175 * Y'CbCr components 176 */ 177 V4L2_COLORSPACE_JPEG = 7, 178 179 /* For RGB colourspaces, this is probably a good start. */ 180 V4L2_COLORSPACE_SRGB = 8 181 }; 182 183 enum v4l2_priority { 184 V4L2_PRIORITY_UNSET = 0, /* not initialized */ 185 V4L2_PRIORITY_BACKGROUND = 1, 186 V4L2_PRIORITY_INTERACTIVE = 2, 187 V4L2_PRIORITY_RECORD = 3, 188 V4L2_PRIORITY_DEFAULT = V4L2_PRIORITY_INTERACTIVE 189 }; 190 191 struct v4l2_rect { 192 int32_t left; 193 int32_t top; 194 int32_t width; 195 int32_t height; 196 }; 197 198 struct v4l2_fract { 199 uint32_t numerator; 200 uint32_t denominator; 201 }; 202 203 /* 204 * D R I V E R C A P A B I L I T I E S 205 */ 206 struct v4l2_capability 207 { 208 uint8_t driver[16]; /* i.e. "bttv" */ 209 uint8_t card[32]; /* i.e. "Hauppauge WinTV" */ 210 uint8_t bus_info[32]; /* "PCI:" + pci_name(pci_dev) */ 211 uint32_t version; /* should use KERNEL_VERSION() */ 212 uint32_t capabilities; /* Device capabilities */ 213 uint32_t reserved[4]; 214 }; 215 216 /* Values for 'capabilities' field */ 217 218 /* Is a video capture device */ 219 #define V4L2_CAP_VIDEO_CAPTURE 0x00000001 220 221 /* Is a video output device */ 222 #define V4L2_CAP_VIDEO_OUTPUT 0x00000002 223 #define V4L2_CAP_VIDEO_OVERLAY 0x00000004 /* Can do video overlay */ 224 225 /* Is a raw VBI capture device */ 226 #define V4L2_CAP_VBI_CAPTURE 0x00000010 227 228 /* Is a raw VBI output device */ 229 #define V4L2_CAP_VBI_OUTPUT 0x00000020 230 #if 1 231 232 /* Is a sliced VBI capture device */ 233 #define V4L2_CAP_SLICED_VBI_CAPTURE 0x00000040 234 235 /* Is a sliced VBI output device */ 236 #define V4L2_CAP_SLICED_VBI_OUTPUT 0x00000080 237 #endif 238 #define V4L2_CAP_RDS_CAPTURE 0x00000100 /* RDS data capture */ 239 240 #define V4L2_CAP_TUNER 0x00010000 /* has a tuner */ 241 #define V4L2_CAP_AUDIO 0x00020000 /* has audio support */ 242 #define V4L2_CAP_RADIO 0x00040000 /* is a radio device */ 243 244 #define V4L2_CAP_READWRITE 0x01000000 /* read/write systemcalls */ 245 #define V4L2_CAP_ASYNCIO 0x02000000 /* async I/O */ 246 #define V4L2_CAP_STREAMING 0x04000000 /* streaming I/O ioctls */ 247 248 /* 249 * V I D E O I M A G E F O R M A T 250 */ 251 struct v4l2_pix_format 252 { 253 uint32_t width; 254 uint32_t height; 255 uint32_t pixelformat; 256 enum v4l2_field field; 257 uint32_t bytesperline; /* for padding, zero if unused */ 258 uint32_t sizeimage; 259 enum v4l2_colorspace colorspace; 260 uint32_t priv; /* private data, depends on pixelformat */ 261 }; 262 263 /* Pixel format FOURCC depth Description */ 264 #define V4L2_PIX_FMT_RGB332 v4l2_fourcc('R', 'G', 'B', '1') /* 8 RGB-3-3-2 */ 265 #define V4L2_PIX_FMT_RGB555 v4l2_fourcc('R', 'G', 'B', 'O') /* 16 RGB-5-5-5 */ 266 #define V4L2_PIX_FMT_RGB565 v4l2_fourcc('R', 'G', 'B', 'P') /* 16 RGB-5-6-5 */ 267 268 /* 16 RGB-5-5-5 BE */ 269 #define V4L2_PIX_FMT_RGB555X v4l2_fourcc('R', 'G', 'B', 'Q') 270 271 /* 16 RGB-5-6-5 BE */ 272 #define V4L2_PIX_FMT_RGB565X v4l2_fourcc('R', 'G', 'B', 'R') 273 274 #define V4L2_PIX_FMT_BGR24 v4l2_fourcc('B', 'G', 'R', '3') /* 24 BGR-8-8-8 */ 275 #define V4L2_PIX_FMT_RGB24 v4l2_fourcc('R', 'G', 'B', '3') /* 24 RGB-8-8-8 */ 276 #define V4L2_PIX_FMT_BGR32 v4l2_fourcc('B', 'G', 'R', '4') /* 32 BGR-8-8-8-8 */ 277 #define V4L2_PIX_FMT_RGB32 v4l2_fourcc('R', 'G', 'B', '4') /* 32 RGB-8-8-8-8 */ 278 #define V4L2_PIX_FMT_GREY v4l2_fourcc('G', 'R', 'E', 'Y') /* 8 Greyscale */ 279 #define V4L2_PIX_FMT_YVU410 v4l2_fourcc('Y', 'V', 'U', '9') /* 9 YVU 4:1:0 */ 280 #define V4L2_PIX_FMT_YVU420 v4l2_fourcc('Y', 'V', '1', '2') /* 12 YVU 4:2:0 */ 281 #define V4L2_PIX_FMT_YUYV v4l2_fourcc('Y', 'U', 'Y', 'V') /* 16 YUV 4:2:2 */ 282 #define V4L2_PIX_FMT_UYVY v4l2_fourcc('U', 'Y', 'V', 'Y') /* 16 YUV 4:2:2 */ 283 284 /* 16 YVU422 planar */ 285 #define V4L2_PIX_FMT_YUV422P v4l2_fourcc('4', '2', '2', 'P') 286 287 /* 16 YVU411 planar */ 288 #define V4L2_PIX_FMT_YUV411P v4l2_fourcc('4', '1', '1', 'P') 289 290 #define V4L2_PIX_FMT_Y41P v4l2_fourcc('Y', '4', '1', 'P') /* 12 YUV 4:1:1 */ 291 292 /* two planes -- one Y, one Cr + Cb interleaved */ 293 #define V4L2_PIX_FMT_NV12 v4l2_fourcc('N', 'V', '1', '2') /* 12 Y/CbCr 4:2:0 */ 294 #define V4L2_PIX_FMT_NV21 v4l2_fourcc('N', 'V', '2', '1') /* 12 Y/CrCb 4:2:0 */ 295 296 /* The following formats are not defined in the V4L2 specification */ 297 #define V4L2_PIX_FMT_YUV410 v4l2_fourcc('Y', 'U', 'V', '9') /* 9 YUV 4:1:0 */ 298 #define V4L2_PIX_FMT_YUV420 v4l2_fourcc('Y', 'U', '1', '2') /* 12 YUV 4:2:0 */ 299 #define V4L2_PIX_FMT_YYUV v4l2_fourcc('Y', 'Y', 'U', 'V') /* 16 YUV 4:2:2 */ 300 #define V4L2_PIX_FMT_HI240 v4l2_fourcc('H', 'I', '2', '4') /* 8 8-bit colo */ 301 302 /* 8 YUV 4:1:1 16x16 macroblocks */ 303 #define V4L2_PIX_FMT_HM12 v4l2_fourcc('H', 'M', '1', '2') 304 305 /* see www.siliconimaging.com/RGB%20Bayer.htm */ 306 307 /* 8 BGBG.. GRGR.. */ 308 #define V4L2_PIX_FMT_SBGGR8 v4l2_fourcc('B', 'A', '8', '1') 309 310 /* compressed formats */ 311 312 /* Motion-JPEG */ 313 #define V4L2_PIX_FMT_MJPEG v4l2_fourcc('M', 'J', 'P', 'G') 314 #define V4L2_PIX_FMT_JPEG v4l2_fourcc('J', 'P', 'E', 'G') /* JFIF JPEG */ 315 #define V4L2_PIX_FMT_DV v4l2_fourcc('d', 'v', 's', 'd') /* 1394 */ 316 #define V4L2_PIX_FMT_MPEG v4l2_fourcc('M', 'P', 'E', 'G') /* MPEG-1/2/4 */ 317 318 /* Vendor-specific formats */ 319 320 /* Winnov hw compress */ 321 #define V4L2_PIX_FMT_WNVA v4l2_fourcc('W', 'N', 'V', 'A') 322 323 /* SN9C10x compression */ 324 #define V4L2_PIX_FMT_SN9C10X v4l2_fourcc('S', '9', '1', '0') 325 326 /* pwc older webcam */ 327 #define V4L2_PIX_FMT_PWC1 v4l2_fourcc('P', 'W', 'C', '1') 328 329 /* pwc newer webcam */ 330 #define V4L2_PIX_FMT_PWC2 v4l2_fourcc('P', 'W', 'C', '2') 331 332 /* ET61X251 compression */ 333 #define V4L2_PIX_FMT_ET61X251 v4l2_fourcc('E', '6', '2', '5') 334 335 /* 336 * F O R M A T E N U M E R A T I O N 337 */ 338 struct v4l2_fmtdesc 339 { 340 uint32_t index; /* Format number */ 341 enum v4l2_buf_type type; /* buffer type */ 342 uint32_t flags; 343 char description[32]; /* Description string */ 344 uint32_t pixelformat; /* Format fourcc */ 345 uint32_t reserved[4]; 346 }; 347 348 #define V4L2_FMT_FLAG_COMPRESSED 0x0001 349 350 /* 351 * T I M E C O D E 352 */ 353 struct v4l2_timecode 354 { 355 uint32_t type; 356 uint32_t flags; 357 uint8_t frames; 358 uint8_t seconds; 359 uint8_t minutes; 360 uint8_t hours; 361 uint8_t userbits[4]; 362 }; 363 364 /* Type */ 365 #define V4L2_TC_TYPE_24FPS 1 366 #define V4L2_TC_TYPE_25FPS 2 367 #define V4L2_TC_TYPE_30FPS 3 368 #define V4L2_TC_TYPE_50FPS 4 369 #define V4L2_TC_TYPE_60FPS 5 370 371 /* Flags */ 372 #define V4L2_TC_FLAG_DROPFRAME 0x0001 /* "drop-frame" mode */ 373 #define V4L2_TC_FLAG_COLORFRAME 0x0002 374 #define V4L2_TC_USERBITS_field 0x000C 375 #define V4L2_TC_USERBITS_USERDEFINED 0x0000 376 #define V4L2_TC_USERBITS_8BITCHARS 0x0008 377 /* The above is based on SMPTE timecodes */ 378 379 #ifdef __KERNEL__ 380 /* 381 * 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 382 * 383 * ### WARNING: This experimental MPEG compression API is obsolete. 384 * ### It is replaced by the MPEG controls API. 385 * ### This old API will disappear in the near future! 386 * 387 */ 388 enum v4l2_bitrate_mode { 389 V4L2_BITRATE_NONE = 0, /* not specified */ 390 V4L2_BITRATE_CBR, /* constant bitrate */ 391 V4L2_BITRATE_VBR /* variable bitrate */ 392 }; 393 struct v4l2_bitrate { 394 /* rates are specified in kbit/sec */ 395 enum v4l2_bitrate_mode mode; 396 uint32_t min; 397 uint32_t target; /* use this one for CBR */ 398 uint32_t max; 399 }; 400 401 enum v4l2_mpeg_streamtype { 402 V4L2_MPEG_SS_1, /* MPEG-1 system stream */ 403 V4L2_MPEG_PS_2, /* MPEG-2 program stream */ 404 V4L2_MPEG_TS_2, /* MPEG-2 transport stream */ 405 406 /* MPEG-2 program stream with DVD header fixups */ 407 V4L2_MPEG_PS_DVD 408 }; 409 enum v4l2_mpeg_audiotype { 410 V4L2_MPEG_AU_2_I, /* MPEG-2 layer 1 */ 411 V4L2_MPEG_AU_2_II, /* MPEG-2 layer 2 */ 412 V4L2_MPEG_AU_2_III, /* MPEG-2 layer 3 */ 413 V4L2_MPEG_AC3, /* AC3 */ 414 V4L2_MPEG_LPCM /* LPCM */ 415 }; 416 enum v4l2_mpeg_videotype { 417 V4L2_MPEG_VI_1, /* MPEG-1 */ 418 V4L2_MPEG_VI_2 /* MPEG-2 */ 419 }; 420 enum v4l2_mpeg_aspectratio { 421 V4L2_MPEG_ASPECT_SQUARE = 1, /* square pixel */ 422 V4L2_MPEG_ASPECT_4_3 = 2, /* 4 : 3 */ 423 V4L2_MPEG_ASPECT_16_9 = 3, /* 16 : 9 */ 424 V4L2_MPEG_ASPECT_1_221 = 4 /* 1 : 2,21 */ 425 }; 426 427 struct v4l2_mpeg_compression { 428 /* general */ 429 enum v4l2_mpeg_streamtype st_type; 430 struct v4l2_bitrate st_bitrate; 431 432 /* transport streams */ 433 uint16_t ts_pid_pmt; 434 uint16_t ts_pid_audio; 435 uint16_t ts_pid_video; 436 uint16_t ts_pid_pcr; 437 438 /* program stream */ 439 uint16_t ps_size; 440 uint16_t reserved_1; /* align */ 441 442 /* audio */ 443 enum v4l2_mpeg_audiotype au_type; 444 struct v4l2_bitrate au_bitrate; 445 uint32_t au_sample_rate; 446 uint8_t au_pesid; 447 uint8_t reserved_2[3]; /* align */ 448 449 /* video */ 450 enum v4l2_mpeg_videotype vi_type; 451 enum v4l2_mpeg_aspectratio vi_aspect_ratio; 452 struct v4l2_bitrate vi_bitrate; 453 uint32_t vi_frame_rate; 454 uint16_t vi_frames_per_gop; 455 uint16_t vi_bframes_count; 456 uint8_t vi_pesid; 457 uint8_t reserved_3[3]; /* align */ 458 459 /* misc flags */ 460 uint32_t closed_gops:1; 461 uint32_t pulldown:1; 462 uint32_t reserved_4:30; /* align */ 463 464 /* I don't expect the above being perfect yet ;) */ 465 uint32_t reserved_5[8]; 466 }; 467 #endif 468 469 struct v4l2_jpegcompression 470 { 471 int quality; 472 473 /* Number of APP segment to be written, must be 0..15 */ 474 int APPn; 475 476 int APP_len; /* Length of data in JPEG APPn segment */ 477 char APP_data[60]; /* Data in the JPEG APPn segment. */ 478 479 int COM_len; /* Length of data in JPEG COM segment */ 480 char COM_data[60]; /* Data in JPEG COM segment */ 481 482 /* 483 * Which markers should go into the JPEG output. Unless you exactly 484 * know what you do, leave them untouched. Inluding less markers will 485 * make the resulting code smaller, but there will be fewer 486 * aplications which can read it. The presence of the APP and COM 487 * marker is influenced by APP_len and COM_len 488 * ONLY, not by this property! 489 */ 490 uint32_t jpeg_markers; 491 492 #define V4L2_JPEG_MARKER_DHT (1<<3) /* Define Huffman Tables */ 493 #define V4L2_JPEG_MARKER_DQT (1<<4) /* Define Quantization Tables */ 494 #define V4L2_JPEG_MARKER_DRI (1<<5) /* Define Restart Interval */ 495 #define V4L2_JPEG_MARKER_COM (1<<6) /* Comment segment */ 496 497 /* App segment, driver will allways use APP0 */ 498 #define V4L2_JPEG_MARKER_APP (1<<7) 499 }; 500 501 /* 502 * M E M O R Y - M A P P I N G B U F F E R S 503 */ 504 struct v4l2_requestbuffers 505 { 506 uint32_t count; 507 enum v4l2_buf_type type; 508 enum v4l2_memory memory; 509 uint32_t reserved[2]; 510 }; 511 512 /* 513 * this structure is defined to replace timeval structure which includes 514 * "long" type elements 515 */ 516 struct v4l2_timeval { 517 uint64_t tv_sec; /* seconds */ 518 uint64_t tv_usec; /* and microseconds */ 519 }; 520 521 /* this structure is now 64bits alignment */ 522 struct v4l2_buffer 523 { 524 uint32_t index; 525 uint32_t bytesused; 526 enum v4l2_buf_type type; 527 enum v4l2_field field; 528 struct v4l2_timeval timestamp; 529 struct v4l2_timecode timecode; 530 uint32_t flags; 531 uint32_t sequence; 532 union { 533 uint32_t offset; 534 uint64_t userptr; 535 } m; 536 /* memory location */ 537 enum v4l2_memory memory; 538 uint32_t length; 539 uint32_t input; 540 uint32_t reserved; 541 }; 542 543 /* Flags for 'flags' field */ 544 #define V4L2_BUF_FLAG_MAPPED 0x0001 /* Buffer is mapped (flag) */ 545 #define V4L2_BUF_FLAG_QUEUED 0x0002 /* Buffer is queued for processing */ 546 #define V4L2_BUF_FLAG_DONE 0x0004 /* Buffer is ready */ 547 #define V4L2_BUF_FLAG_KEYFRAME 0x0008 /* Image is a keyframe (I-frame) */ 548 #define V4L2_BUF_FLAG_PFRAME 0x0010 /* Image is a P-frame */ 549 #define V4L2_BUF_FLAG_BFRAME 0x0020 /* Image is a B-frame */ 550 #define V4L2_BUF_FLAG_TIMECODE 0x0100 /* timecode field is valid */ 551 #define V4L2_BUF_FLAG_INPUT 0x0200 /* input field is valid */ 552 553 /* 554 * O V E R L A Y P R E V I E W 555 */ 556 struct v4l2_framebuffer 557 { 558 uint32_t capability; 559 uint32_t flags; 560 /* 561 * FIXME: in theory we should pass something like PCI device + memory 562 * region + offset instead of some physical address 563 */ 564 void* base; 565 struct v4l2_pix_format fmt; 566 }; 567 /* Flags for the 'capability' field. Read only */ 568 #define V4L2_FBUF_CAP_EXTERNOVERLAY 0x0001 569 #define V4L2_FBUF_CAP_CHROMAKEY 0x0002 570 #define V4L2_FBUF_CAP_LIST_CLIPPING 0x0004 571 #define V4L2_FBUF_CAP_BITMAP_CLIPPING 0x0008 572 /* Flags for the 'flags' field. */ 573 #define V4L2_FBUF_FLAG_PRIMARY 0x0001 574 #define V4L2_FBUF_FLAG_OVERLAY 0x0002 575 #define V4L2_FBUF_FLAG_CHROMAKEY 0x0004 576 577 struct v4l2_clip 578 { 579 struct v4l2_rect c; 580 struct v4l2_clip *next; /* __user */ 581 }; 582 583 struct v4l2_window 584 { 585 struct v4l2_rect w; 586 enum v4l2_field field; 587 uint32_t chromakey; 588 struct v4l2_clip *clips; /* __user */ 589 uint32_t clipcount; 590 void *bitmap; /* __user */ 591 }; 592 593 /* 594 * C A P T U R E P A R A M E T E R S 595 */ 596 struct v4l2_captureparm 597 { 598 uint32_t capability; /* Supported modes */ 599 uint32_t capturemode; /* Current mode */ 600 601 /* Time per frame in .1us units */ 602 struct v4l2_fract timeperframe; 603 uint32_t extendedmode; /* Driver-specific extensions */ 604 uint32_t readbuffers; /* # of buffers for read */ 605 uint32_t reserved[4]; 606 }; 607 608 /* Flags for 'capability' and 'capturemode' fields */ 609 #define V4L2_MODE_HIGHQUALITY 0x0001 /* High quality imaging mode */ 610 #define V4L2_CAP_TIMEPERFRAME 0x1000 /* timeperframe field is supported */ 611 612 struct v4l2_outputparm 613 { 614 uint32_t capability; /* Supported modes */ 615 uint32_t outputmode; /* Current mode */ 616 617 /* Time per frame in seconds */ 618 struct v4l2_fract timeperframe; 619 uint32_t extendedmode; /* Driver-specific extensions */ 620 uint32_t writebuffers; /* # of buffers for write */ 621 uint32_t reserved[4]; 622 }; 623 624 /* 625 * I N P U T I M A G E C R O P P I N G 626 */ 627 struct v4l2_cropcap { 628 enum v4l2_buf_type type; 629 struct v4l2_rect bounds; 630 struct v4l2_rect defrect; 631 struct v4l2_fract pixelaspect; 632 }; 633 634 struct v4l2_crop { 635 enum v4l2_buf_type type; 636 struct v4l2_rect c; 637 }; 638 639 /* 640 * A N A L O G V I D E O S T A N D A R D 641 */ 642 643 typedef uint64_t v4l2_std_id; 644 645 /* one bit for each */ 646 #define V4L2_STD_PAL_B ((v4l2_std_id)0x00000001) 647 #define V4L2_STD_PAL_B1 ((v4l2_std_id)0x00000002) 648 #define V4L2_STD_PAL_G ((v4l2_std_id)0x00000004) 649 #define V4L2_STD_PAL_H ((v4l2_std_id)0x00000008) 650 #define V4L2_STD_PAL_I ((v4l2_std_id)0x00000010) 651 #define V4L2_STD_PAL_D ((v4l2_std_id)0x00000020) 652 #define V4L2_STD_PAL_D1 ((v4l2_std_id)0x00000040) 653 #define V4L2_STD_PAL_K ((v4l2_std_id)0x00000080) 654 655 #define V4L2_STD_PAL_M ((v4l2_std_id)0x00000100) 656 #define V4L2_STD_PAL_N ((v4l2_std_id)0x00000200) 657 #define V4L2_STD_PAL_Nc ((v4l2_std_id)0x00000400) 658 #define V4L2_STD_PAL_60 ((v4l2_std_id)0x00000800) 659 660 #define V4L2_STD_NTSC_M ((v4l2_std_id)0x00001000) 661 #define V4L2_STD_NTSC_M_JP ((v4l2_std_id)0x00002000) 662 #define V4L2_STD_NTSC_443 ((v4l2_std_id)0x00004000) 663 #define V4L2_STD_NTSC_M_KR ((v4l2_std_id)0x00008000) 664 665 #define V4L2_STD_SECAM_B ((v4l2_std_id)0x00010000) 666 #define V4L2_STD_SECAM_D ((v4l2_std_id)0x00020000) 667 #define V4L2_STD_SECAM_G ((v4l2_std_id)0x00040000) 668 #define V4L2_STD_SECAM_H ((v4l2_std_id)0x00080000) 669 #define V4L2_STD_SECAM_K ((v4l2_std_id)0x00100000) 670 #define V4L2_STD_SECAM_K1 ((v4l2_std_id)0x00200000) 671 #define V4L2_STD_SECAM_L ((v4l2_std_id)0x00400000) 672 #define V4L2_STD_SECAM_LC ((v4l2_std_id)0x00800000) 673 674 /* ATSC/HDTV */ 675 #define V4L2_STD_ATSC_8_VSB ((v4l2_std_id)0x01000000) 676 #define V4L2_STD_ATSC_16_VSB ((v4l2_std_id)0x02000000) 677 678 /* some merged standards */ 679 #define V4L2_STD_MN \ 680 (V4L2_STD_PAL_M|V4L2_STD_PAL_N|V4L2_STD_PAL_Nc|V4L2_STD_NTSC) 681 #define V4L2_STD_B \ 682 (V4L2_STD_PAL_B|V4L2_STD_PAL_B1|V4L2_STD_SECAM_B) 683 #define V4L2_STD_GH \ 684 (V4L2_STD_PAL_G|V4L2_STD_PAL_H|V4L2_STD_SECAM_G|V4L2_STD_SECAM_H) 685 #define V4L2_STD_DK (V4L2_STD_PAL_DK|V4L2_STD_SECAM_DK) 686 687 /* some common needed stuff */ 688 #define V4L2_STD_PAL_BG (V4L2_STD_PAL_B |\ 689 V4L2_STD_PAL_B1 |\ 690 V4L2_STD_PAL_G) 691 #define V4L2_STD_PAL_DK (V4L2_STD_PAL_D |\ 692 V4L2_STD_PAL_D1 |\ 693 V4L2_STD_PAL_K) 694 #define V4L2_STD_PAL (V4L2_STD_PAL_BG |\ 695 V4L2_STD_PAL_DK |\ 696 V4L2_STD_PAL_H |\ 697 V4L2_STD_PAL_I) 698 #define V4L2_STD_NTSC (V4L2_STD_NTSC_M |\ 699 V4L2_STD_NTSC_M_JP |\ 700 V4L2_STD_NTSC_M_KR) 701 #define V4L2_STD_SECAM_DK (V4L2_STD_SECAM_D |\ 702 V4L2_STD_SECAM_K |\ 703 V4L2_STD_SECAM_K1) 704 #define V4L2_STD_SECAM (V4L2_STD_SECAM_B |\ 705 V4L2_STD_SECAM_G |\ 706 V4L2_STD_SECAM_H |\ 707 V4L2_STD_SECAM_DK |\ 708 V4L2_STD_SECAM_L |\ 709 V4L2_STD_SECAM_LC) 710 711 #define V4L2_STD_525_60 (V4L2_STD_PAL_M |\ 712 V4L2_STD_PAL_60 |\ 713 V4L2_STD_NTSC |\ 714 V4L2_STD_NTSC_443) 715 #define V4L2_STD_625_50 (V4L2_STD_PAL |\ 716 V4L2_STD_PAL_N |\ 717 V4L2_STD_PAL_Nc |\ 718 V4L2_STD_SECAM) 719 #define V4L2_STD_ATSC (V4L2_STD_ATSC_8_VSB |\ 720 V4L2_STD_ATSC_16_VSB) 721 722 #define V4L2_STD_UNKNOWN 0 723 #define V4L2_STD_ALL (V4L2_STD_525_60 |\ 724 V4L2_STD_625_50) 725 726 /* 727 * On amd64, use pack(4) to make structures match the x86 alignment rules. 728 */ 729 #if _LONG_LONG_ALIGNMENT == 8 && _LONG_LONG_ALIGNMENT_32 == 4 730 #pragma pack(4) 731 #endif 732 733 struct v4l2_standard 734 { 735 uint32_t index; 736 v4l2_std_id id; 737 uint8_t name[24]; 738 struct v4l2_fract frameperiod; /* Frames, not fields */ 739 uint32_t framelines; 740 uint32_t reserved[4]; 741 }; 742 743 #if _LONG_LONG_ALIGNMENT == 8 && _LONG_LONG_ALIGNMENT_32 == 4 744 #pragma pack() 745 #endif 746 747 /* 748 * V I D E O I N P U T S 749 */ 750 struct v4l2_input 751 { 752 uint8_t name[32]; /* Label */ 753 uint32_t index; /* Which input */ 754 uint32_t type; /* Type of input */ 755 uint32_t audioset; /* Associated audios (bitfield) */ 756 uint32_t tuner; /* Associated tuner */ 757 v4l2_std_id std; 758 uint32_t status; 759 760 /* 761 * Added for 64bits alignment, or, ENUMINPUT ioctl will fail. Because 762 * 32 bits app and 64bits driver will get different structure size 763 * which cause the values of ENUMINPUT are different. v4l2_input has a 764 * 64-bit element which make v4l2_input structure has to be 64bit 765 * alignment. 766 */ 767 uint32_t pad; 768 769 uint32_t reserved[4]; 770 }; 771 772 /* Values for the 'type' field */ 773 #define V4L2_INPUT_TYPE_TUNER 1 774 #define V4L2_INPUT_TYPE_CAMERA 2 775 776 /* field 'status' - general */ 777 #define V4L2_IN_ST_NO_POWER 0x00000001 /* Attached device is off */ 778 #define V4L2_IN_ST_NO_SIGNAL 0x00000002 779 #define V4L2_IN_ST_NO_COLOR 0x00000004 780 781 /* field 'status' - analog */ 782 #define V4L2_IN_ST_NO_H_LOCK 0x00000100 /* No horizontal sync lock */ 783 #define V4L2_IN_ST_COLOR_KILL 0x00000200 /* Color killer is active */ 784 785 /* field 'status' - digital */ 786 #define V4L2_IN_ST_NO_SYNC 0x00010000 /* No synchronization lock */ 787 #define V4L2_IN_ST_NO_EQU 0x00020000 /* No equalizer lock */ 788 #define V4L2_IN_ST_NO_CARRIER 0x00040000 /* Carrier recovery failed */ 789 790 /* field 'status' - VCR and set-top box */ 791 #define V4L2_IN_ST_MACROVISION 0x01000000 /* Macrovision detected */ 792 #define V4L2_IN_ST_NO_ACCESS 0x02000000 /* Conditional access denied */ 793 #define V4L2_IN_ST_VTR 0x04000000 /* VTR time constant */ 794 795 /* 796 * V I D E O O U T P U T S 797 */ 798 struct v4l2_output 799 { 800 uint32_t index; /* Which output */ 801 uint8_t name[32]; /* Label */ 802 uint32_t type; /* Type of output */ 803 uint32_t audioset; /* Associated audios (bitfield) */ 804 uint32_t modulator; /* Associated modulator */ 805 v4l2_std_id std; 806 uint32_t reserved[4]; 807 }; 808 /* Values for the 'type' field */ 809 #define V4L2_OUTPUT_TYPE_MODULATOR 1 810 #define V4L2_OUTPUT_TYPE_ANALOG 2 811 #define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY 3 812 813 /* 814 * C O N T R O L S 815 */ 816 struct v4l2_control 817 { 818 uint32_t id; 819 int32_t value; 820 }; 821 822 struct v4l2_ext_control 823 { 824 uint32_t id; 825 uint32_t reserved2[2]; 826 union { 827 int32_t value; 828 int64_t value64; 829 void *reserved; 830 } value; 831 }; /* __attribute__ ((packed)), comment for solaris to compile */ 832 833 struct v4l2_ext_controls 834 { 835 uint32_t ctrl_class; 836 uint32_t count; 837 uint32_t error_idx; 838 uint32_t reserved[2]; 839 struct v4l2_ext_control *controls; 840 }; 841 842 /* Values for ctrl_class field */ 843 #define V4L2_CTRL_CLASS_USER 0x00980000 /* Old-style 'user' controls */ 844 #define V4L2_CTRL_CLASS_MPEG 0x00990000 /* MPEG-compression controls */ 845 846 #define V4L2_CTRL_ID_MASK (0x0fffffff) 847 #define V4L2_CTRL_ID2CLASS(id) ((id) & 0x0fff0000UL) 848 #define V4L2_CTRL_DRIVER_PRIV(id) (((id) & 0xffff) >= 0x1000) 849 850 /* Used in the VIDIOC_QUERYCTRL ioctl for querying controls */ 851 struct v4l2_queryctrl 852 { 853 uint32_t id; 854 enum v4l2_ctrl_type type; 855 char name[32]; /* Whatever */ 856 int32_t minimum; /* Note signedness */ 857 int32_t maximum; 858 int32_t step; 859 int32_t default_value; 860 uint32_t flags; 861 uint32_t reserved[2]; 862 }; 863 864 /* Used in the VIDIOC_QUERYMENU ioctl for querying menu items */ 865 struct v4l2_querymenu 866 { 867 uint32_t id; 868 uint32_t index; 869 uint8_t name[32]; /* Whatever */ 870 uint32_t reserved; 871 }; 872 873 /* Control flags */ 874 #define V4L2_CTRL_FLAG_DISABLED 0x0001 875 #define V4L2_CTRL_FLAG_GRABBED 0x0002 876 #define V4L2_CTRL_FLAG_READ_ONLY 0x0004 877 #define V4L2_CTRL_FLAG_UPDATE 0x0008 878 #define V4L2_CTRL_FLAG_INACTIVE 0x0010 879 #define V4L2_CTRL_FLAG_SLIDER 0x0020 880 881 /* Query flag, to be ORed with the control ID */ 882 #define V4L2_CTRL_FLAG_NEXT_CTRL 0x80000000 883 884 /* User-class control IDs defined by V4L2 */ 885 #define V4L2_CID_BASE (V4L2_CTRL_CLASS_USER | 0x900) 886 #define V4L2_CID_USER_BASE V4L2_CID_BASE 887 /* IDs reserved for driver specific controls */ 888 #define V4L2_CID_PRIVATE_BASE 0x08000000 889 890 #define V4L2_CID_USER_CLASS (V4L2_CTRL_CLASS_USER | 1) 891 #define V4L2_CID_BRIGHTNESS (V4L2_CID_BASE+0) 892 #define V4L2_CID_CONTRAST (V4L2_CID_BASE+1) 893 #define V4L2_CID_SATURATION (V4L2_CID_BASE+2) 894 #define V4L2_CID_HUE (V4L2_CID_BASE+3) 895 #define V4L2_CID_AUDIO_VOLUME (V4L2_CID_BASE+5) 896 #define V4L2_CID_AUDIO_BALANCE (V4L2_CID_BASE+6) 897 #define V4L2_CID_AUDIO_BASS (V4L2_CID_BASE+7) 898 #define V4L2_CID_AUDIO_TREBLE (V4L2_CID_BASE+8) 899 #define V4L2_CID_AUDIO_MUTE (V4L2_CID_BASE+9) 900 #define V4L2_CID_AUDIO_LOUDNESS (V4L2_CID_BASE+10) 901 #define V4L2_CID_BLACK_LEVEL (V4L2_CID_BASE+11) 902 #define V4L2_CID_AUTO_WHITE_BALANCE (V4L2_CID_BASE+12) 903 #define V4L2_CID_DO_WHITE_BALANCE (V4L2_CID_BASE+13) 904 #define V4L2_CID_RED_BALANCE (V4L2_CID_BASE+14) 905 #define V4L2_CID_BLUE_BALANCE (V4L2_CID_BASE+15) 906 #define V4L2_CID_GAMMA (V4L2_CID_BASE+16) 907 #define V4L2_CID_WHITENESS (V4L2_CID_GAMMA) /* ? Not sure */ 908 #define V4L2_CID_EXPOSURE (V4L2_CID_BASE+17) 909 #define V4L2_CID_AUTOGAIN (V4L2_CID_BASE+18) 910 #define V4L2_CID_GAIN (V4L2_CID_BASE+19) 911 #define V4L2_CID_HFLIP (V4L2_CID_BASE+20) 912 #define V4L2_CID_VFLIP (V4L2_CID_BASE+21) 913 #define V4L2_CID_HCENTER (V4L2_CID_BASE+22) 914 #define V4L2_CID_VCENTER (V4L2_CID_BASE+23) 915 #define V4L2_CID_LASTP1 (V4L2_CID_BASE+24) /* last CID + 1 */ 916 917 /* MPEG-class control IDs defined by V4L2 */ 918 #define V4L2_CID_MPEG_BASE (V4L2_CTRL_CLASS_MPEG | 0x900) 919 #define V4L2_CID_MPEG_CLASS (V4L2_CTRL_CLASS_MPEG | 1) 920 921 /* MPEG streams */ 922 #define V4L2_CID_MPEG_STREAM_TYPE (V4L2_CID_MPEG_BASE+0) 923 enum v4l2_mpeg_stream_type { 924 V4L2_MPEG_STREAM_TYPE_MPEG2_PS = 0, /* MPEG-2 program stream */ 925 V4L2_MPEG_STREAM_TYPE_MPEG2_TS = 1, /* MPEG-2 transport stream */ 926 V4L2_MPEG_STREAM_TYPE_MPEG1_SS = 2, /* MPEG-1 system stream */ 927 V4L2_MPEG_STREAM_TYPE_MPEG2_DVD = 3, /* MPEG-2 DVD-compatible stream */ 928 V4L2_MPEG_STREAM_TYPE_MPEG1_VCD = 4, /* MPEG-1 VCD-compatible stream */ 929 V4L2_MPEG_STREAM_TYPE_MPEG2_SVCD = 5 /* MPEG-2 SVCD-compatible stream */ 930 }; 931 #define V4L2_CID_MPEG_STREAM_PID_PMT (V4L2_CID_MPEG_BASE+1) 932 #define V4L2_CID_MPEG_STREAM_PID_AUDIO (V4L2_CID_MPEG_BASE+2) 933 #define V4L2_CID_MPEG_STREAM_PID_VIDEO (V4L2_CID_MPEG_BASE+3) 934 #define V4L2_CID_MPEG_STREAM_PID_PCR (V4L2_CID_MPEG_BASE+4) 935 #define V4L2_CID_MPEG_STREAM_PES_ID_AUDIO (V4L2_CID_MPEG_BASE+5) 936 #define V4L2_CID_MPEG_STREAM_PES_ID_VIDEO (V4L2_CID_MPEG_BASE+6) 937 #define V4L2_CID_MPEG_STREAM_VBI_FMT (V4L2_CID_MPEG_BASE+7) 938 enum v4l2_mpeg_stream_vbi_fmt { 939 V4L2_MPEG_STREAM_VBI_FMT_NONE = 0, /* No VBI in the MPEG stream */ 940 941 /* VBI in private packets, IVTV format */ 942 V4L2_MPEG_STREAM_VBI_FMT_IVTV = 1 943 }; 944 945 /* MPEG audio */ 946 #define V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ (V4L2_CID_MPEG_BASE+100) 947 enum v4l2_mpeg_audio_sampling_freq { 948 V4L2_MPEG_AUDIO_SAMPLING_FREQ_44100 = 0, 949 V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000 = 1, 950 V4L2_MPEG_AUDIO_SAMPLING_FREQ_32000 = 2 951 }; 952 #define V4L2_CID_MPEG_AUDIO_ENCODING (V4L2_CID_MPEG_BASE+101) 953 enum v4l2_mpeg_audio_encoding { 954 V4L2_MPEG_AUDIO_ENCODING_LAYER_1 = 0, 955 V4L2_MPEG_AUDIO_ENCODING_LAYER_2 = 1, 956 V4L2_MPEG_AUDIO_ENCODING_LAYER_3 = 2 957 }; 958 #define V4L2_CID_MPEG_AUDIO_L1_BITRATE (V4L2_CID_MPEG_BASE+102) 959 enum v4l2_mpeg_audio_l1_bitrate { 960 V4L2_MPEG_AUDIO_L1_BITRATE_32K = 0, 961 V4L2_MPEG_AUDIO_L1_BITRATE_64K = 1, 962 V4L2_MPEG_AUDIO_L1_BITRATE_96K = 2, 963 V4L2_MPEG_AUDIO_L1_BITRATE_128K = 3, 964 V4L2_MPEG_AUDIO_L1_BITRATE_160K = 4, 965 V4L2_MPEG_AUDIO_L1_BITRATE_192K = 5, 966 V4L2_MPEG_AUDIO_L1_BITRATE_224K = 6, 967 V4L2_MPEG_AUDIO_L1_BITRATE_256K = 7, 968 V4L2_MPEG_AUDIO_L1_BITRATE_288K = 8, 969 V4L2_MPEG_AUDIO_L1_BITRATE_320K = 9, 970 V4L2_MPEG_AUDIO_L1_BITRATE_352K = 10, 971 V4L2_MPEG_AUDIO_L1_BITRATE_384K = 11, 972 V4L2_MPEG_AUDIO_L1_BITRATE_416K = 12, 973 V4L2_MPEG_AUDIO_L1_BITRATE_448K = 13 974 }; 975 #define V4L2_CID_MPEG_AUDIO_L2_BITRATE (V4L2_CID_MPEG_BASE+103) 976 enum v4l2_mpeg_audio_l2_bitrate { 977 V4L2_MPEG_AUDIO_L2_BITRATE_32K = 0, 978 V4L2_MPEG_AUDIO_L2_BITRATE_48K = 1, 979 V4L2_MPEG_AUDIO_L2_BITRATE_56K = 2, 980 V4L2_MPEG_AUDIO_L2_BITRATE_64K = 3, 981 V4L2_MPEG_AUDIO_L2_BITRATE_80K = 4, 982 V4L2_MPEG_AUDIO_L2_BITRATE_96K = 5, 983 V4L2_MPEG_AUDIO_L2_BITRATE_112K = 6, 984 V4L2_MPEG_AUDIO_L2_BITRATE_128K = 7, 985 V4L2_MPEG_AUDIO_L2_BITRATE_160K = 8, 986 V4L2_MPEG_AUDIO_L2_BITRATE_192K = 9, 987 V4L2_MPEG_AUDIO_L2_BITRATE_224K = 10, 988 V4L2_MPEG_AUDIO_L2_BITRATE_256K = 11, 989 V4L2_MPEG_AUDIO_L2_BITRATE_320K = 12, 990 V4L2_MPEG_AUDIO_L2_BITRATE_384K = 13 991 }; 992 #define V4L2_CID_MPEG_AUDIO_L3_BITRATE (V4L2_CID_MPEG_BASE+104) 993 enum v4l2_mpeg_audio_l3_bitrate { 994 V4L2_MPEG_AUDIO_L3_BITRATE_32K = 0, 995 V4L2_MPEG_AUDIO_L3_BITRATE_40K = 1, 996 V4L2_MPEG_AUDIO_L3_BITRATE_48K = 2, 997 V4L2_MPEG_AUDIO_L3_BITRATE_56K = 3, 998 V4L2_MPEG_AUDIO_L3_BITRATE_64K = 4, 999 V4L2_MPEG_AUDIO_L3_BITRATE_80K = 5, 1000 V4L2_MPEG_AUDIO_L3_BITRATE_96K = 6, 1001 V4L2_MPEG_AUDIO_L3_BITRATE_112K = 7, 1002 V4L2_MPEG_AUDIO_L3_BITRATE_128K = 8, 1003 V4L2_MPEG_AUDIO_L3_BITRATE_160K = 9, 1004 V4L2_MPEG_AUDIO_L3_BITRATE_192K = 10, 1005 V4L2_MPEG_AUDIO_L3_BITRATE_224K = 11, 1006 V4L2_MPEG_AUDIO_L3_BITRATE_256K = 12, 1007 V4L2_MPEG_AUDIO_L3_BITRATE_320K = 13 1008 }; 1009 #define V4L2_CID_MPEG_AUDIO_MODE (V4L2_CID_MPEG_BASE+105) 1010 enum v4l2_mpeg_audio_mode { 1011 V4L2_MPEG_AUDIO_MODE_STEREO = 0, 1012 V4L2_MPEG_AUDIO_MODE_JOINT_STEREO = 1, 1013 V4L2_MPEG_AUDIO_MODE_DUAL = 2, 1014 V4L2_MPEG_AUDIO_MODE_MONO = 3 1015 }; 1016 #define V4L2_CID_MPEG_AUDIO_MODE_EXTENSION (V4L2_CID_MPEG_BASE+106) 1017 enum v4l2_mpeg_audio_mode_extension { 1018 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4 = 0, 1019 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_8 = 1, 1020 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_12 = 2, 1021 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_16 = 3 1022 }; 1023 #define V4L2_CID_MPEG_AUDIO_EMPHASIS (V4L2_CID_MPEG_BASE+107) 1024 enum v4l2_mpeg_audio_emphasis { 1025 V4L2_MPEG_AUDIO_EMPHASIS_NONE = 0, 1026 V4L2_MPEG_AUDIO_EMPHASIS_50_DIV_15_uS = 1, 1027 V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17 = 2 1028 }; 1029 #define V4L2_CID_MPEG_AUDIO_CRC (V4L2_CID_MPEG_BASE+108) 1030 enum v4l2_mpeg_audio_crc { 1031 V4L2_MPEG_AUDIO_CRC_NONE = 0, 1032 V4L2_MPEG_AUDIO_CRC_CRC16 = 1 1033 }; 1034 1035 /* MPEG video */ 1036 #define V4L2_CID_MPEG_VIDEO_ENCODING (V4L2_CID_MPEG_BASE+200) 1037 enum v4l2_mpeg_video_encoding { 1038 V4L2_MPEG_VIDEO_ENCODING_MPEG_1 = 0, 1039 V4L2_MPEG_VIDEO_ENCODING_MPEG_2 = 1 1040 }; 1041 #define V4L2_CID_MPEG_VIDEO_ASPECT (V4L2_CID_MPEG_BASE+201) 1042 enum v4l2_mpeg_video_aspect { 1043 V4L2_MPEG_VIDEO_ASPECT_1x1 = 0, 1044 V4L2_MPEG_VIDEO_ASPECT_4x3 = 1, 1045 V4L2_MPEG_VIDEO_ASPECT_16x9 = 2, 1046 V4L2_MPEG_VIDEO_ASPECT_221x100 = 3 1047 }; 1048 #define V4L2_CID_MPEG_VIDEO_B_FRAMES (V4L2_CID_MPEG_BASE+202) 1049 #define V4L2_CID_MPEG_VIDEO_GOP_SIZE (V4L2_CID_MPEG_BASE+203) 1050 #define V4L2_CID_MPEG_VIDEO_GOP_CLOSURE (V4L2_CID_MPEG_BASE+204) 1051 #define V4L2_CID_MPEG_VIDEO_PULLDOWN (V4L2_CID_MPEG_BASE+205) 1052 #define V4L2_CID_MPEG_VIDEO_BITRATE_MODE (V4L2_CID_MPEG_BASE+206) 1053 enum v4l2_mpeg_video_bitrate_mode { 1054 V4L2_MPEG_VIDEO_BITRATE_MODE_VBR = 0, 1055 V4L2_MPEG_VIDEO_BITRATE_MODE_CBR = 1 1056 }; 1057 #define V4L2_CID_MPEG_VIDEO_BITRATE (V4L2_CID_MPEG_BASE+207) 1058 #define V4L2_CID_MPEG_VIDEO_BITRATE_PEAK (V4L2_CID_MPEG_BASE+208) 1059 #define V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION (V4L2_CID_MPEG_BASE+209) 1060 1061 /* MPEG-class control IDs specific to the CX2584x driver as defined by V4L2 */ 1062 #define V4L2_CID_MPEG_CX2341X_BASE \ 1063 (V4L2_CTRL_CLASS_MPEG | 0x1000) 1064 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE \ 1065 (V4L2_CID_MPEG_CX2341X_BASE+0) 1066 enum v4l2_mpeg_cx2341x_video_spatial_filter_mode { 1067 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL = 0, 1068 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO = 1 1069 }; 1070 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER \ 1071 (V4L2_CID_MPEG_CX2341X_BASE+1) 1072 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE \ 1073 (V4L2_CID_MPEG_CX2341X_BASE+2) 1074 enum v4l2_mpeg_cx2341x_video_luma_spatial_filter_type { 1075 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF = 0, 1076 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_HOR = 1, 1077 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_VERT = 2, 1078 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_HV_SEPARABLE = 3, 1079 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_SYM_NON_SEPARABLE = 1080 4 1081 }; 1082 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE \ 1083 (V4L2_CID_MPEG_CX2341X_BASE+3) 1084 enum v4l2_mpeg_cx2341x_video_chroma_spatial_filter_type { 1085 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF = 0, 1086 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR = 1 1087 }; 1088 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE \ 1089 (V4L2_CID_MPEG_CX2341X_BASE+4) 1090 enum v4l2_mpeg_cx2341x_video_temporal_filter_mode { 1091 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL = 0, 1092 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO = 1 1093 }; 1094 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER \ 1095 (V4L2_CID_MPEG_CX2341X_BASE+5) 1096 #define V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE \ 1097 (V4L2_CID_MPEG_CX2341X_BASE+6) 1098 enum v4l2_mpeg_cx2341x_video_median_filter_type { 1099 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF = 0, 1100 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR = 1, 1101 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_VERT = 2, 1102 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR_VERT = 3, 1103 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_DIAG = 4 1104 }; 1105 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM \ 1106 (V4L2_CID_MPEG_CX2341X_BASE+7) 1107 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP \ 1108 (V4L2_CID_MPEG_CX2341X_BASE+8) 1109 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM \ 1110 (V4L2_CID_MPEG_CX2341X_BASE+9) 1111 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP \ 1112 (V4L2_CID_MPEG_CX2341X_BASE+10) 1113 1114 /* 1115 * T U N I N G 1116 */ 1117 struct v4l2_tuner 1118 { 1119 uint32_t index; 1120 uint8_t name[32]; 1121 enum v4l2_tuner_type type; 1122 uint32_t capability; 1123 uint32_t rangelow; 1124 uint32_t rangehigh; 1125 uint32_t rxsubchans; 1126 uint32_t audmode; 1127 int32_t signal; 1128 int32_t afc; 1129 uint32_t reserved[4]; 1130 }; 1131 1132 struct v4l2_modulator 1133 { 1134 uint32_t index; 1135 uint8_t name[32]; 1136 uint32_t capability; 1137 uint32_t rangelow; 1138 uint32_t rangehigh; 1139 uint32_t txsubchans; 1140 uint32_t reserved[4]; 1141 }; 1142 1143 /* Flags for the 'capability' field */ 1144 #define V4L2_TUNER_CAP_LOW 0x0001 1145 #define V4L2_TUNER_CAP_NORM 0x0002 1146 #define V4L2_TUNER_CAP_STEREO 0x0010 1147 #define V4L2_TUNER_CAP_LANG2 0x0020 1148 #define V4L2_TUNER_CAP_SAP 0x0020 1149 #define V4L2_TUNER_CAP_LANG1 0x0040 1150 1151 /* Flags for the 'rxsubchans' field */ 1152 #define V4L2_TUNER_SUB_MONO 0x0001 1153 #define V4L2_TUNER_SUB_STEREO 0x0002 1154 #define V4L2_TUNER_SUB_LANG2 0x0004 1155 #define V4L2_TUNER_SUB_SAP 0x0004 1156 #define V4L2_TUNER_SUB_LANG1 0x0008 1157 1158 /* Values for the 'audmode' field */ 1159 #define V4L2_TUNER_MODE_MONO 0x0000 1160 #define V4L2_TUNER_MODE_STEREO 0x0001 1161 #define V4L2_TUNER_MODE_LANG2 0x0002 1162 #define V4L2_TUNER_MODE_SAP 0x0002 1163 #define V4L2_TUNER_MODE_LANG1 0x0003 1164 #define V4L2_TUNER_MODE_LANG1_LANG2 0x0004 1165 1166 struct v4l2_frequency 1167 { 1168 uint32_t tuner; 1169 enum v4l2_tuner_type type; 1170 uint32_t frequency; 1171 uint32_t reserved[8]; 1172 }; 1173 1174 /* 1175 * A U D I O 1176 */ 1177 struct v4l2_audio 1178 { 1179 uint32_t index; 1180 uint8_t name[32]; 1181 uint32_t capability; 1182 uint32_t mode; 1183 uint32_t reserved[2]; 1184 }; 1185 1186 /* Flags for the 'capability' field */ 1187 #define V4L2_AUDCAP_STEREO 0x00001 1188 #define V4L2_AUDCAP_AVL 0x00002 1189 1190 /* Flags for the 'mode' field */ 1191 #define V4L2_AUDMODE_AVL 0x00001 1192 1193 struct v4l2_audioout 1194 { 1195 uint32_t index; 1196 uint8_t name[32]; 1197 uint32_t capability; 1198 uint32_t mode; 1199 uint32_t reserved[2]; 1200 }; 1201 1202 /* 1203 * D A T A S E R V I C E S ( V B I ) 1204 * 1205 * Data services API by Michael Schimek 1206 */ 1207 1208 /* Raw VBI */ 1209 struct v4l2_vbi_format 1210 { 1211 uint32_t sampling_rate; /* in 1 Hz */ 1212 uint32_t offset; 1213 uint32_t samples_per_line; 1214 uint32_t sample_format; /* V4L2_PIX_FMT_* */ 1215 int32_t start[2]; 1216 uint32_t count[2]; 1217 uint32_t flags; /* V4L2_VBI_* */ 1218 uint32_t reserved[2]; /* must be zero */ 1219 }; 1220 1221 /* VBI flags */ 1222 #define V4L2_VBI_UNSYNC (1<< 0) 1223 #define V4L2_VBI_INTERLACED (1<< 1) 1224 1225 #if 1 1226 /* 1227 * Sliced VBI 1228 * 1229 * This implements is a proposal V4L2 API to allow SLICED VBI 1230 * required for some hardware encoders. It should change without 1231 * notice in the definitive implementation. 1232 */ 1233 1234 struct v4l2_sliced_vbi_format 1235 { 1236 uint16_t service_set; 1237 1238 /* 1239 * service_lines[0][...] specifies lines 0-23 (1-23 used) of the first 1240 * field 1241 * service_lines[1][...] specifies lines 0-23 (1-23 used) of the second 1242 * field 1243 * (equals frame lines 313-336 for 625 line video standards, 1244 * 263-286 for 525 line standards) 1245 */ 1246 uint16_t service_lines[2][24]; 1247 uint32_t io_size; 1248 uint32_t reserved[2]; /* must be zero */ 1249 }; 1250 1251 /* 1252 * Teletext World System Teletext 1253 * (WST), defined on ITU-R BT.653-2 1254 */ 1255 #define V4L2_SLICED_TELETEXT_B (0x0001) 1256 /* Video Program System, defined on ETS 300 231 */ 1257 #define V4L2_SLICED_VPS (0x0400) 1258 /* Closed Caption, defined on EIA-608 */ 1259 #define V4L2_SLICED_CAPTION_525 (0x1000) 1260 /* Wide Screen System, defined on ITU-R BT1119.1 */ 1261 #define V4L2_SLICED_WSS_625 (0x4000) 1262 1263 #define V4L2_SLICED_VBI_525 (V4L2_SLICED_CAPTION_525) 1264 #define V4L2_SLICED_VBI_625 (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | \ 1265 V4L2_SLICED_WSS_625) 1266 1267 1268 struct v4l2_sliced_vbi_cap 1269 { 1270 uint16_t service_set; 1271 /* 1272 * service_lines[0][...] specifies lines 0-23 (1-23 used) of the first 1273 * field 1274 * service_lines[1][...] specifies lines 0-23 (1-23 used) of the second 1275 * field 1276 * (equals frame lines 313-336 for 625 line video standards, 263-286 1277 * for 525 line standards) 1278 */ 1279 uint16_t service_lines[2][24]; 1280 uint32_t reserved[4]; /* must be 0 */ 1281 }; 1282 1283 struct v4l2_sliced_vbi_data 1284 { 1285 uint32_t id; 1286 uint32_t field; /* 0: first field, 1: second field */ 1287 uint32_t line; /* 1-23 */ 1288 uint32_t reserved; /* must be 0 */ 1289 uint8_t data[48]; 1290 }; 1291 #endif 1292 1293 /* 1294 * A G G R E G A T E S T R U C T U R E S 1295 */ 1296 1297 /* 1298 * Stream data format 1299 */ 1300 struct v4l2_format 1301 { 1302 enum v4l2_buf_type type; 1303 1304 /* 1305 * Added for 64bits alignment, or, S_FMT ioctl will fail. Because 1306 * 32 bits app and 64bits driver will get different structure size 1307 * which cause the values of S_FMT are different. v4l2_window has 1308 * pointers which make v4l2_format structure has to be 64bit alignment. 1309 */ 1310 uint32_t pad; 1311 union 1312 { 1313 struct v4l2_pix_format pix; /* V4L2_BUF_TYPE_VIDEO_CAPTURE */ 1314 struct v4l2_window win; /* V4L2_BUF_TYPE_VIDEO_OVERLAY */ 1315 struct v4l2_vbi_format vbi; /* V4L2_BUF_TYPE_VBI_CAPTURE */ 1316 #if 1 1317 1318 /* V4L2_BUF_TYPE_SLICED_VBI_CAPTURE */ 1319 struct v4l2_sliced_vbi_format sliced; 1320 #endif 1321 uint8_t raw_data[200]; /* user-defined */ 1322 } fmt; 1323 }; 1324 1325 1326 /* 1327 * Stream type-dependent parameters 1328 */ 1329 struct v4l2_streamparm 1330 { 1331 enum v4l2_buf_type type; 1332 union 1333 { 1334 struct v4l2_captureparm capture; 1335 struct v4l2_outputparm output; 1336 uint8_t raw_data[200]; /* user-defined */ 1337 } parm; 1338 }; 1339 1340 /* 1341 * 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 1342 * 1343 */ 1344 #define VIDIOC_QUERYCAP _IOR('V', 0, struct v4l2_capability) 1345 #define VIDIOC_RESERVED _IO('V', 1) 1346 #define VIDIOC_ENUM_FMT _IOWR('V', 2, struct v4l2_fmtdesc) 1347 #define VIDIOC_G_FMT _IOWR('V', 4, struct v4l2_format) 1348 #define VIDIOC_S_FMT _IOWR('V', 5, struct v4l2_format) 1349 #ifdef __KERNEL__ 1350 #define VIDIOC_G_MPEGCOMP _IOR('V', 6, struct v4l2_mpeg_compression) 1351 #define VIDIOC_S_MPEGCOMP _IOW('V', 7, struct v4l2_mpeg_compression) 1352 #endif 1353 #define VIDIOC_REQBUFS _IOWR('V', 8, struct v4l2_requestbuffers) 1354 #define VIDIOC_QUERYBUF _IOWR('V', 9, struct v4l2_buffer) 1355 #define VIDIOC_G_FBUF _IOR('V', 10, struct v4l2_framebuffer) 1356 #define VIDIOC_S_FBUF _IOW('V', 11, struct v4l2_framebuffer) 1357 #define VIDIOC_OVERLAY _IOW('V', 14, int) 1358 #define VIDIOC_QBUF _IOWR('V', 15, struct v4l2_buffer) 1359 #define VIDIOC_DQBUF _IOWR('V', 17, struct v4l2_buffer) 1360 #define VIDIOC_STREAMON _IOW('V', 18, int) 1361 #define VIDIOC_STREAMOFF _IOW('V', 19, int) 1362 #define VIDIOC_G_PARM _IOWR('V', 21, struct v4l2_streamparm) 1363 #define VIDIOC_S_PARM _IOWR('V', 22, struct v4l2_streamparm) 1364 #define VIDIOC_G_STD _IOR('V', 23, v4l2_std_id) 1365 #define VIDIOC_S_STD _IOW('V', 24, v4l2_std_id) 1366 #define VIDIOC_ENUMSTD _IOWR('V', 25, struct v4l2_standard) 1367 #define VIDIOC_ENUMINPUT _IOWR('V', 26, struct v4l2_input) 1368 #define VIDIOC_G_CTRL _IOWR('V', 27, struct v4l2_control) 1369 #define VIDIOC_S_CTRL _IOWR('V', 28, struct v4l2_control) 1370 #define VIDIOC_G_TUNER _IOWR('V', 29, struct v4l2_tuner) 1371 #define VIDIOC_S_TUNER _IOW('V', 30, struct v4l2_tuner) 1372 #define VIDIOC_G_AUDIO _IOR('V', 33, struct v4l2_audio) 1373 #define VIDIOC_S_AUDIO _IOW('V', 34, struct v4l2_audio) 1374 #define VIDIOC_QUERYCTRL _IOWR('V', 36, struct v4l2_queryctrl) 1375 #define VIDIOC_QUERYMENU _IOWR('V', 37, struct v4l2_querymenu) 1376 #define VIDIOC_G_INPUT _IOR('V', 38, int) 1377 #define VIDIOC_S_INPUT _IOWR('V', 39, int) 1378 #define VIDIOC_G_OUTPUT _IOR('V', 46, int) 1379 #define VIDIOC_S_OUTPUT _IOWR('V', 47, int) 1380 #define VIDIOC_ENUMOUTPUT _IOWR('V', 48, struct v4l2_output) 1381 #define VIDIOC_G_AUDOUT _IOR('V', 49, struct v4l2_audioout) 1382 #define VIDIOC_S_AUDOUT _IOW('V', 50, struct v4l2_audioout) 1383 #define VIDIOC_G_MODULATOR _IOWR('V', 54, struct v4l2_modulator) 1384 #define VIDIOC_S_MODULATOR _IOW('V', 55, struct v4l2_modulator) 1385 #define VIDIOC_G_FREQUENCY _IOWR('V', 56, struct v4l2_frequency) 1386 #define VIDIOC_S_FREQUENCY _IOW('V', 57, struct v4l2_frequency) 1387 #define VIDIOC_CROPCAP _IOWR('V', 58, struct v4l2_cropcap) 1388 #define VIDIOC_G_CROP _IOWR('V', 59, struct v4l2_crop) 1389 #define VIDIOC_S_CROP _IOW('V', 60, struct v4l2_crop) 1390 #define VIDIOC_G_JPEGCOMP _IOR('V', 61, struct v4l2_jpegcompression) 1391 #define VIDIOC_S_JPEGCOMP _IOW('V', 62, struct v4l2_jpegcompression) 1392 #define VIDIOC_QUERYSTD _IOR('V', 63, v4l2_std_id) 1393 #define VIDIOC_TRY_FMT _IOWR('V', 64, struct v4l2_format) 1394 #define VIDIOC_ENUMAUDIO _IOWR('V', 65, struct v4l2_audio) 1395 #define VIDIOC_ENUMAUDOUT _IOWR('V', 66, struct v4l2_audioout) 1396 #define VIDIOC_G_PRIORITY _IOR('V', 67, enum v4l2_priority) 1397 #define VIDIOC_S_PRIORITY _IOW('V', 68, enum v4l2_priority) 1398 #if 1 1399 #define VIDIOC_G_SLICED_VBI_CAP _IOR('V', 69, struct v4l2_sliced_vbi_cap) 1400 #endif 1401 #define VIDIOC_LOG_STATUS _IO('V', 70) 1402 #define VIDIOC_G_EXT_CTRLS _IOWR('V', 71, struct v4l2_ext_controls) 1403 #define VIDIOC_S_EXT_CTRLS _IOWR('V', 72, struct v4l2_ext_controls) 1404 #define VIDIOC_TRY_EXT_CTRLS _IOWR('V', 73, struct v4l2_ext_controls) 1405 1406 #ifdef __OLD_VIDIOC_ 1407 /* for compatibility, will go away some day */ 1408 #define VIDIOC_OVERLAY_OLD _IOWR('V', 14, int) 1409 #define VIDIOC_S_PARM_OLD _IOW('V', 22, struct v4l2_streamparm) 1410 #define VIDIOC_S_CTRL_OLD _IOW('V', 28, struct v4l2_control) 1411 #define VIDIOC_G_AUDIO_OLD _IOWR('V', 33, struct v4l2_audio) 1412 #define VIDIOC_G_AUDOUT_OLD _IOWR('V', 49, struct v4l2_audioout) 1413 #define VIDIOC_CROPCAP_OLD _IOR('V', 58, struct v4l2_cropcap) 1414 #endif 1415 1416 #define BASE_VIDIOC_PRIVATE 192 /* 192-255 are private */ 1417 1418 1419 #ifdef __cplusplus 1420 } 1421 #endif 1422 1423 #endif /* __LINUX_VIDEODEV2_H */ 1424 1425 /* 1426 * Local variables: 1427 * c-basic-offset: 8 1428 * End: 1429 */ 1430