1 /* 2 * Video for Linux Two header file 3 * 4 * Copyright (C) 1999-2007 the contributors 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License as published by 8 * the Free Software Foundation; either version 2 of the License, or 9 * (at your option) any later version. 10 * 11 * This program is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU General Public License for more details. 15 * 16 * Alternatively you can redistribute this file under the terms of the 17 * BSD license as stated below: 18 * 19 * Redistribution and use in source and binary forms, with or without 20 * modification, are permitted provided that the following conditions 21 * are met: 22 * 1. Redistributions of source code must retain the above copyright 23 * notice, this list of conditions and the following disclaimer. 24 * 2. Redistributions in binary form must reproduce the above copyright 25 * notice, this list of conditions and the following disclaimer in 26 * the documentation and/or other materials provided with the 27 * distribution. 28 * 3. The names of its contributors may not be used to endorse or promote 29 * products derived from this software without specific prior written 30 * permission. 31 * 32 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 33 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 34 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 35 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 36 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 37 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED 38 * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 39 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 40 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 41 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 42 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 43 * 44 * Header file for v4l or V4L2 drivers and applications 45 * with public API. 46 * All kernel-specific stuff were moved to media/v4l2-dev.h, so 47 * no #if __KERNEL tests are allowed here 48 * 49 * See http://linuxtv.org for more info 50 * 51 * Author: Bill Dirks <[email protected]> 52 * Justin Schoeman 53 * Hans Verkuil <[email protected]> 54 * et al. 55 */ 56 #ifndef __LINUX_VIDEODEV2_H 57 #define __LINUX_VIDEODEV2_H 58 #ifdef __KERNEL__ 59 #include <linux/time.h> /* need struct timeval */ 60 #include <linux/compiler.h> /* need __user */ 61 #else 62 #define __user 63 #include <sys/time.h> 64 #endif 65 #include <linux/ioctl.h> 66 #include <linux/types.h> 67 68 /* 69 * Common stuff for both V4L1 and V4L2 70 * Moved from videodev.h 71 */ 72 #define VIDEO_MAX_FRAME 32 73 74 #define VID_TYPE_CAPTURE 1 /* Can capture */ 75 #define VID_TYPE_TUNER 2 /* Can tune */ 76 #define VID_TYPE_TELETEXT 4 /* Does teletext */ 77 #define VID_TYPE_OVERLAY 8 /* Overlay onto frame buffer */ 78 #define VID_TYPE_CHROMAKEY 16 /* Overlay by chromakey */ 79 #define VID_TYPE_CLIPPING 32 /* Can clip */ 80 #define VID_TYPE_FRAMERAM 64 /* Uses the frame buffer memory */ 81 #define VID_TYPE_SCALES 128 /* Scalable */ 82 #define VID_TYPE_MONOCHROME 256 /* Monochrome only */ 83 #define VID_TYPE_SUBCAPTURE 512 /* Can capture subareas of the image */ 84 #define VID_TYPE_MPEG_DECODER 1024 /* Can decode MPEG streams */ 85 #define VID_TYPE_MPEG_ENCODER 2048 /* Can encode MPEG streams */ 86 #define VID_TYPE_MJPEG_DECODER 4096 /* Can decode MJPEG streams */ 87 #define VID_TYPE_MJPEG_ENCODER 8192 /* Can encode MJPEG streams */ 88 89 /* 90 * M I S C E L L A N E O U S 91 */ 92 93 /* Four-character-code (FOURCC) */ 94 #define v4l2_fourcc(a,b,c,d)\ 95 (((__u32)(a)<<0)|((__u32)(b)<<8)|((__u32)(c)<<16)|((__u32)(d)<<24)) 96 97 /* 98 * E N U M S 99 */ 100 enum v4l2_field { 101 V4L2_FIELD_ANY = 0, /* driver can choose from none, 102 top, bottom, interlaced 103 depending on whatever it thinks 104 is approximate ... */ 105 V4L2_FIELD_NONE = 1, /* this device has no fields ... */ 106 V4L2_FIELD_TOP = 2, /* top field only */ 107 V4L2_FIELD_BOTTOM = 3, /* bottom field only */ 108 V4L2_FIELD_INTERLACED = 4, /* both fields interlaced */ 109 V4L2_FIELD_SEQ_TB = 5, /* both fields sequential into one 110 buffer, top-bottom order */ 111 V4L2_FIELD_SEQ_BT = 6, /* same as above + bottom-top order */ 112 V4L2_FIELD_ALTERNATE = 7, /* both fields alternating into 113 separate buffers */ 114 V4L2_FIELD_INTERLACED_TB = 8, /* both fields interlaced, top field 115 first and the top field is 116 transmitted first */ 117 V4L2_FIELD_INTERLACED_BT = 9, /* both fields interlaced, top field 118 first and the bottom field is 119 transmitted first */ 120 }; 121 #define V4L2_FIELD_HAS_TOP(field) \ 122 ((field) == V4L2_FIELD_TOP ||\ 123 (field) == V4L2_FIELD_INTERLACED ||\ 124 (field) == V4L2_FIELD_INTERLACED_TB ||\ 125 (field) == V4L2_FIELD_INTERLACED_BT ||\ 126 (field) == V4L2_FIELD_SEQ_TB ||\ 127 (field) == V4L2_FIELD_SEQ_BT) 128 #define V4L2_FIELD_HAS_BOTTOM(field) \ 129 ((field) == V4L2_FIELD_BOTTOM ||\ 130 (field) == V4L2_FIELD_INTERLACED ||\ 131 (field) == V4L2_FIELD_INTERLACED_TB ||\ 132 (field) == V4L2_FIELD_INTERLACED_BT ||\ 133 (field) == V4L2_FIELD_SEQ_TB ||\ 134 (field) == V4L2_FIELD_SEQ_BT) 135 #define V4L2_FIELD_HAS_BOTH(field) \ 136 ((field) == V4L2_FIELD_INTERLACED ||\ 137 (field) == V4L2_FIELD_INTERLACED_TB ||\ 138 (field) == V4L2_FIELD_INTERLACED_BT ||\ 139 (field) == V4L2_FIELD_SEQ_TB ||\ 140 (field) == V4L2_FIELD_SEQ_BT) 141 142 enum v4l2_buf_type { 143 V4L2_BUF_TYPE_VIDEO_CAPTURE = 1, 144 V4L2_BUF_TYPE_VIDEO_OUTPUT = 2, 145 V4L2_BUF_TYPE_VIDEO_OVERLAY = 3, 146 V4L2_BUF_TYPE_VBI_CAPTURE = 4, 147 V4L2_BUF_TYPE_VBI_OUTPUT = 5, 148 V4L2_BUF_TYPE_SLICED_VBI_CAPTURE = 6, 149 V4L2_BUF_TYPE_SLICED_VBI_OUTPUT = 7, 150 #if 1 151 /* Experimental */ 152 V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY = 8, 153 #endif 154 V4L2_BUF_TYPE_PRIVATE = 0x80, 155 }; 156 157 enum v4l2_ctrl_type { 158 V4L2_CTRL_TYPE_INTEGER = 1, 159 V4L2_CTRL_TYPE_BOOLEAN = 2, 160 V4L2_CTRL_TYPE_MENU = 3, 161 V4L2_CTRL_TYPE_BUTTON = 4, 162 V4L2_CTRL_TYPE_INTEGER64 = 5, 163 V4L2_CTRL_TYPE_CTRL_CLASS = 6, 164 }; 165 166 enum v4l2_tuner_type { 167 V4L2_TUNER_RADIO = 1, 168 V4L2_TUNER_ANALOG_TV = 2, 169 V4L2_TUNER_DIGITAL_TV = 3, 170 }; 171 172 enum v4l2_memory { 173 V4L2_MEMORY_MMAP = 1, 174 V4L2_MEMORY_USERPTR = 2, 175 V4L2_MEMORY_OVERLAY = 3, 176 }; 177 178 /* see also http://vektor.theorem.ca/graphics/ycbcr/ */ 179 enum v4l2_colorspace { 180 /* ITU-R 601 -- broadcast NTSC/PAL */ 181 V4L2_COLORSPACE_SMPTE170M = 1, 182 183 /* 1125-Line (US) HDTV */ 184 V4L2_COLORSPACE_SMPTE240M = 2, 185 186 /* HD and modern captures. */ 187 V4L2_COLORSPACE_REC709 = 3, 188 189 /* broken BT878 extents (601, luma range 16-253 instead of 16-235) */ 190 V4L2_COLORSPACE_BT878 = 4, 191 192 /* These should be useful. Assume 601 extents. */ 193 V4L2_COLORSPACE_470_SYSTEM_M = 5, 194 V4L2_COLORSPACE_470_SYSTEM_BG = 6, 195 196 /* I know there will be cameras that send this. So, this is 197 * unspecified chromaticities and full 0-255 on each of the 198 * Y'CbCr components 199 */ 200 V4L2_COLORSPACE_JPEG = 7, 201 202 /* For RGB colourspaces, this is probably a good start. */ 203 V4L2_COLORSPACE_SRGB = 8, 204 }; 205 206 enum v4l2_priority { 207 V4L2_PRIORITY_UNSET = 0, /* not initialized */ 208 V4L2_PRIORITY_BACKGROUND = 1, 209 V4L2_PRIORITY_INTERACTIVE = 2, 210 V4L2_PRIORITY_RECORD = 3, 211 V4L2_PRIORITY_DEFAULT = V4L2_PRIORITY_INTERACTIVE, 212 }; 213 214 struct v4l2_rect { 215 __s32 left; 216 __s32 top; 217 __s32 width; 218 __s32 height; 219 }; 220 221 struct v4l2_fract { 222 __u32 numerator; 223 __u32 denominator; 224 }; 225 226 /* 227 * D R I V E R C A P A B I L I T I E S 228 */ 229 struct v4l2_capability 230 { 231 __u8 driver[16]; /* i.e. "bttv" */ 232 __u8 card[32]; /* i.e. "Hauppauge WinTV" */ 233 __u8 bus_info[32]; /* "PCI:" + pci_name(pci_dev) */ 234 __u32 version; /* should use KERNEL_VERSION() */ 235 __u32 capabilities; /* Device capabilities */ 236 __u32 reserved[4]; 237 }; 238 239 /* Values for 'capabilities' field */ 240 #define V4L2_CAP_VIDEO_CAPTURE 0x00000001 /* Is a video capture device */ 241 #define V4L2_CAP_VIDEO_OUTPUT 0x00000002 /* Is a video output device */ 242 #define V4L2_CAP_VIDEO_OVERLAY 0x00000004 /* Can do video overlay */ 243 #define V4L2_CAP_VBI_CAPTURE 0x00000010 /* Is a raw VBI capture device */ 244 #define V4L2_CAP_VBI_OUTPUT 0x00000020 /* Is a raw VBI output device */ 245 #define V4L2_CAP_SLICED_VBI_CAPTURE 0x00000040 /* Is a sliced VBI capture device */ 246 #define V4L2_CAP_SLICED_VBI_OUTPUT 0x00000080 /* Is a sliced VBI output device */ 247 #define V4L2_CAP_RDS_CAPTURE 0x00000100 /* RDS data capture */ 248 #define V4L2_CAP_VIDEO_OUTPUT_OVERLAY 0x00000200 /* Can do video output overlay */ 249 250 #define V4L2_CAP_TUNER 0x00010000 /* has a tuner */ 251 #define V4L2_CAP_AUDIO 0x00020000 /* has audio support */ 252 #define V4L2_CAP_RADIO 0x00040000 /* is a radio device */ 253 254 #define V4L2_CAP_READWRITE 0x01000000 /* read/write systemcalls */ 255 #define V4L2_CAP_ASYNCIO 0x02000000 /* async I/O */ 256 #define V4L2_CAP_STREAMING 0x04000000 /* streaming I/O ioctls */ 257 258 /* 259 * V I D E O I M A G E F O R M A T 260 */ 261 struct v4l2_pix_format 262 { 263 __u32 width; 264 __u32 height; 265 __u32 pixelformat; 266 enum v4l2_field field; 267 __u32 bytesperline; /* for padding, zero if unused */ 268 __u32 sizeimage; 269 enum v4l2_colorspace colorspace; 270 __u32 priv; /* private data, depends on pixelformat */ 271 }; 272 273 /* Pixel format FOURCC depth Description */ 274 #define V4L2_PIX_FMT_RGB332 v4l2_fourcc('R','G','B','1') /* 8 RGB-3-3-2 */ 275 #define V4L2_PIX_FMT_RGB444 v4l2_fourcc('R','4','4','4') /* 16 xxxxrrrr ggggbbbb */ 276 #define V4L2_PIX_FMT_RGB555 v4l2_fourcc('R','G','B','O') /* 16 RGB-5-5-5 */ 277 #define V4L2_PIX_FMT_RGB565 v4l2_fourcc('R','G','B','P') /* 16 RGB-5-6-5 */ 278 #define V4L2_PIX_FMT_RGB555X v4l2_fourcc('R','G','B','Q') /* 16 RGB-5-5-5 BE */ 279 #define V4L2_PIX_FMT_RGB565X v4l2_fourcc('R','G','B','R') /* 16 RGB-5-6-5 BE */ 280 #define V4L2_PIX_FMT_BGR24 v4l2_fourcc('B','G','R','3') /* 24 BGR-8-8-8 */ 281 #define V4L2_PIX_FMT_RGB24 v4l2_fourcc('R','G','B','3') /* 24 RGB-8-8-8 */ 282 #define V4L2_PIX_FMT_BGR32 v4l2_fourcc('B','G','R','4') /* 32 BGR-8-8-8-8 */ 283 #define V4L2_PIX_FMT_RGB32 v4l2_fourcc('R','G','B','4') /* 32 RGB-8-8-8-8 */ 284 #define V4L2_PIX_FMT_GREY v4l2_fourcc('G','R','E','Y') /* 8 Greyscale */ 285 #define V4L2_PIX_FMT_Y16 v4l2_fourcc('Y','1','6',' ') /* 16 Greyscale */ 286 #define V4L2_PIX_FMT_PAL8 v4l2_fourcc('P','A','L','8') /* 8 8-bit palette */ 287 #define V4L2_PIX_FMT_YVU410 v4l2_fourcc('Y','V','U','9') /* 9 YVU 4:1:0 */ 288 #define V4L2_PIX_FMT_YVU420 v4l2_fourcc('Y','V','1','2') /* 12 YVU 4:2:0 */ 289 #define V4L2_PIX_FMT_YUYV v4l2_fourcc('Y','U','Y','V') /* 16 YUV 4:2:2 */ 290 #define V4L2_PIX_FMT_UYVY v4l2_fourcc('U','Y','V','Y') /* 16 YUV 4:2:2 */ 291 #define V4L2_PIX_FMT_YUV422P v4l2_fourcc('4','2','2','P') /* 16 YVU422 planar */ 292 #define V4L2_PIX_FMT_YUV411P v4l2_fourcc('4','1','1','P') /* 16 YVU411 planar */ 293 #define V4L2_PIX_FMT_Y41P v4l2_fourcc('Y','4','1','P') /* 12 YUV 4:1:1 */ 294 #define V4L2_PIX_FMT_YUV444 v4l2_fourcc('Y','4','4','4') /* 16 xxxxyyyy uuuuvvvv */ 295 #define V4L2_PIX_FMT_YUV555 v4l2_fourcc('Y','U','V','O') /* 16 YUV-5-5-5 */ 296 #define V4L2_PIX_FMT_YUV565 v4l2_fourcc('Y','U','V','P') /* 16 YUV-5-6-5 */ 297 #define V4L2_PIX_FMT_YUV32 v4l2_fourcc('Y','U','V','4') /* 32 YUV-8-8-8-8 */ 298 299 /* two planes -- one Y, one Cr + Cb interleaved */ 300 #define V4L2_PIX_FMT_NV12 v4l2_fourcc('N','V','1','2') /* 12 Y/CbCr 4:2:0 */ 301 #define V4L2_PIX_FMT_NV21 v4l2_fourcc('N','V','2','1') /* 12 Y/CrCb 4:2:0 */ 302 303 /* The following formats are not defined in the V4L2 specification */ 304 #define V4L2_PIX_FMT_YUV410 v4l2_fourcc('Y','U','V','9') /* 9 YUV 4:1:0 */ 305 #define V4L2_PIX_FMT_YUV420 v4l2_fourcc('Y','U','1','2') /* 12 YUV 4:2:0 */ 306 #define V4L2_PIX_FMT_YYUV v4l2_fourcc('Y','Y','U','V') /* 16 YUV 4:2:2 */ 307 #define V4L2_PIX_FMT_HI240 v4l2_fourcc('H','I','2','4') /* 8 8-bit color */ 308 #define V4L2_PIX_FMT_HM12 v4l2_fourcc('H','M','1','2') /* 8 YUV 4:2:0 16x16 macroblocks */ 309 310 /* see http://www.siliconimaging.com/RGB%20Bayer.htm */ 311 #define V4L2_PIX_FMT_SBGGR8 v4l2_fourcc('B','A','8','1') /* 8 BGBG.. GRGR.. */ 312 #define V4L2_PIX_FMT_SBGGR16 v4l2_fourcc('B','Y','R','2') /* 16 BGBG.. GRGR.. */ 313 314 /* compressed formats */ 315 #define V4L2_PIX_FMT_MJPEG v4l2_fourcc('M','J','P','G') /* Motion-JPEG */ 316 #define V4L2_PIX_FMT_JPEG v4l2_fourcc('J','P','E','G') /* JFIF JPEG */ 317 #define V4L2_PIX_FMT_DV v4l2_fourcc('d','v','s','d') /* 1394 */ 318 #define V4L2_PIX_FMT_MPEG v4l2_fourcc('M','P','E','G') /* MPEG-1/2/4 */ 319 320 /* Vendor-specific formats */ 321 #define V4L2_PIX_FMT_WNVA v4l2_fourcc('W','N','V','A') /* Winnov hw compress */ 322 #define V4L2_PIX_FMT_SN9C10X v4l2_fourcc('S','9','1','0') /* SN9C10x compression */ 323 #define V4L2_PIX_FMT_PWC1 v4l2_fourcc('P','W','C','1') /* pwc older webcam */ 324 #define V4L2_PIX_FMT_PWC2 v4l2_fourcc('P','W','C','2') /* pwc newer webcam */ 325 #define V4L2_PIX_FMT_ET61X251 v4l2_fourcc('E','6','2','5') /* ET61X251 compression */ 326 327 /* 328 * F O R M A T E N U M E R A T I O N 329 */ 330 struct v4l2_fmtdesc 331 { 332 __u32 index; /* Format number */ 333 enum v4l2_buf_type type; /* buffer type */ 334 __u32 flags; 335 __u8 description[32]; /* Description string */ 336 __u32 pixelformat; /* Format fourcc */ 337 __u32 reserved[4]; 338 }; 339 340 #define V4L2_FMT_FLAG_COMPRESSED 0x0001 341 342 #if 1 343 /* Experimental Frame Size and frame rate enumeration */ 344 /* 345 * F R A M E S I Z E E N U M E R A T I O N 346 */ 347 enum v4l2_frmsizetypes 348 { 349 V4L2_FRMSIZE_TYPE_DISCRETE = 1, 350 V4L2_FRMSIZE_TYPE_CONTINUOUS = 2, 351 V4L2_FRMSIZE_TYPE_STEPWISE = 3, 352 }; 353 354 struct v4l2_frmsize_discrete 355 { 356 __u32 width; /* Frame width [pixel] */ 357 __u32 height; /* Frame height [pixel] */ 358 }; 359 360 struct v4l2_frmsize_stepwise 361 { 362 __u32 min_width; /* Minimum frame width [pixel] */ 363 __u32 max_width; /* Maximum frame width [pixel] */ 364 __u32 step_width; /* Frame width step size [pixel] */ 365 __u32 min_height; /* Minimum frame height [pixel] */ 366 __u32 max_height; /* Maximum frame height [pixel] */ 367 __u32 step_height; /* Frame height step size [pixel] */ 368 }; 369 370 struct v4l2_frmsizeenum 371 { 372 __u32 index; /* Frame size number */ 373 __u32 pixel_format; /* Pixel format */ 374 __u32 type; /* Frame size type the device supports. */ 375 376 union { /* Frame size */ 377 struct v4l2_frmsize_discrete discrete; 378 struct v4l2_frmsize_stepwise stepwise; 379 }; 380 381 __u32 reserved[2]; /* Reserved space for future use */ 382 }; 383 384 /* 385 * F R A M E R A T E E N U M E R A T I O N 386 */ 387 enum v4l2_frmivaltypes 388 { 389 V4L2_FRMIVAL_TYPE_DISCRETE = 1, 390 V4L2_FRMIVAL_TYPE_CONTINUOUS = 2, 391 V4L2_FRMIVAL_TYPE_STEPWISE = 3, 392 }; 393 394 struct v4l2_frmival_stepwise 395 { 396 struct v4l2_fract min; /* Minimum frame interval [s] */ 397 struct v4l2_fract max; /* Maximum frame interval [s] */ 398 struct v4l2_fract step; /* Frame interval step size [s] */ 399 }; 400 401 struct v4l2_frmivalenum 402 { 403 __u32 index; /* Frame format index */ 404 __u32 pixel_format; /* Pixel format */ 405 __u32 width; /* Frame width */ 406 __u32 height; /* Frame height */ 407 __u32 type; /* Frame interval type the device supports. */ 408 409 union { /* Frame interval */ 410 struct v4l2_fract discrete; 411 struct v4l2_frmival_stepwise stepwise; 412 }; 413 414 __u32 reserved[2]; /* Reserved space for future use */ 415 }; 416 #endif 417 418 /* 419 * T I M E C O D E 420 */ 421 struct v4l2_timecode 422 { 423 __u32 type; 424 __u32 flags; 425 __u8 frames; 426 __u8 seconds; 427 __u8 minutes; 428 __u8 hours; 429 __u8 userbits[4]; 430 }; 431 432 /* Type */ 433 #define V4L2_TC_TYPE_24FPS 1 434 #define V4L2_TC_TYPE_25FPS 2 435 #define V4L2_TC_TYPE_30FPS 3 436 #define V4L2_TC_TYPE_50FPS 4 437 #define V4L2_TC_TYPE_60FPS 5 438 439 /* Flags */ 440 #define V4L2_TC_FLAG_DROPFRAME 0x0001 /* "drop-frame" mode */ 441 #define V4L2_TC_FLAG_COLORFRAME 0x0002 442 #define V4L2_TC_USERBITS_field 0x000C 443 #define V4L2_TC_USERBITS_USERDEFINED 0x0000 444 #define V4L2_TC_USERBITS_8BITCHARS 0x0008 445 /* The above is based on SMPTE timecodes */ 446 447 struct v4l2_jpegcompression 448 { 449 int quality; 450 451 int APPn; /* Number of APP segment to be written, 452 * must be 0..15 */ 453 int APP_len; /* Length of data in JPEG APPn segment */ 454 char APP_data[60]; /* Data in the JPEG APPn segment. */ 455 456 int COM_len; /* Length of data in JPEG COM segment */ 457 char COM_data[60]; /* Data in JPEG COM segment */ 458 459 __u32 jpeg_markers; /* Which markers should go into the JPEG 460 * output. Unless you exactly know what 461 * you do, leave them untouched. 462 * Inluding less markers will make the 463 * resulting code smaller, but there will 464 * be fewer aplications which can read it. 465 * The presence of the APP and COM marker 466 * is influenced by APP_len and COM_len 467 * ONLY, not by this property! */ 468 469 #define V4L2_JPEG_MARKER_DHT (1<<3) /* Define Huffman Tables */ 470 #define V4L2_JPEG_MARKER_DQT (1<<4) /* Define Quantization Tables */ 471 #define V4L2_JPEG_MARKER_DRI (1<<5) /* Define Restart Interval */ 472 #define V4L2_JPEG_MARKER_COM (1<<6) /* Comment segment */ 473 #define V4L2_JPEG_MARKER_APP (1<<7) /* App segment, driver will 474 * allways use APP0 */ 475 }; 476 477 /* 478 * M E M O R Y - M A P P I N G B U F F E R S 479 */ 480 struct v4l2_requestbuffers 481 { 482 __u32 count; 483 enum v4l2_buf_type type; 484 enum v4l2_memory memory; 485 __u32 reserved[2]; 486 }; 487 488 struct v4l2_buffer 489 { 490 __u32 index; 491 enum v4l2_buf_type type; 492 __u32 bytesused; 493 __u32 flags; 494 enum v4l2_field field; 495 struct timeval timestamp; 496 struct v4l2_timecode timecode; 497 __u32 sequence; 498 499 /* memory location */ 500 enum v4l2_memory memory; 501 union { 502 __u32 offset; 503 unsigned long userptr; 504 } m; 505 __u32 length; 506 __u32 input; 507 __u32 reserved; 508 }; 509 510 /* Flags for 'flags' field */ 511 #define V4L2_BUF_FLAG_MAPPED 0x0001 /* Buffer is mapped (flag) */ 512 #define V4L2_BUF_FLAG_QUEUED 0x0002 /* Buffer is queued for processing */ 513 #define V4L2_BUF_FLAG_DONE 0x0004 /* Buffer is ready */ 514 #define V4L2_BUF_FLAG_KEYFRAME 0x0008 /* Image is a keyframe (I-frame) */ 515 #define V4L2_BUF_FLAG_PFRAME 0x0010 /* Image is a P-frame */ 516 #define V4L2_BUF_FLAG_BFRAME 0x0020 /* Image is a B-frame */ 517 #define V4L2_BUF_FLAG_TIMECODE 0x0100 /* timecode field is valid */ 518 #define V4L2_BUF_FLAG_INPUT 0x0200 /* input field is valid */ 519 520 /* 521 * O V E R L A Y P R E V I E W 522 */ 523 struct v4l2_framebuffer 524 { 525 __u32 capability; 526 __u32 flags; 527 /* FIXME: in theory we should pass something like PCI device + memory 528 * region + offset instead of some physical address */ 529 void* base; 530 struct v4l2_pix_format fmt; 531 }; 532 /* Flags for the 'capability' field. Read only */ 533 #define V4L2_FBUF_CAP_EXTERNOVERLAY 0x0001 534 #define V4L2_FBUF_CAP_CHROMAKEY 0x0002 535 #define V4L2_FBUF_CAP_LIST_CLIPPING 0x0004 536 #define V4L2_FBUF_CAP_BITMAP_CLIPPING 0x0008 537 #define V4L2_FBUF_CAP_LOCAL_ALPHA 0x0010 538 #define V4L2_FBUF_CAP_GLOBAL_ALPHA 0x0020 539 #define V4L2_FBUF_CAP_LOCAL_INV_ALPHA 0x0040 540 /* Flags for the 'flags' field. */ 541 #define V4L2_FBUF_FLAG_PRIMARY 0x0001 542 #define V4L2_FBUF_FLAG_OVERLAY 0x0002 543 #define V4L2_FBUF_FLAG_CHROMAKEY 0x0004 544 #define V4L2_FBUF_FLAG_LOCAL_ALPHA 0x0008 545 #define V4L2_FBUF_FLAG_GLOBAL_ALPHA 0x0010 546 #define V4L2_FBUF_FLAG_LOCAL_INV_ALPHA 0x0020 547 548 struct v4l2_clip 549 { 550 struct v4l2_rect c; 551 struct v4l2_clip __user *next; 552 }; 553 554 struct v4l2_window 555 { 556 struct v4l2_rect w; 557 enum v4l2_field field; 558 __u32 chromakey; 559 struct v4l2_clip __user *clips; 560 __u32 clipcount; 561 void __user *bitmap; 562 __u8 global_alpha; 563 }; 564 565 /* 566 * C A P T U R E P A R A M E T E R S 567 */ 568 struct v4l2_captureparm 569 { 570 __u32 capability; /* Supported modes */ 571 __u32 capturemode; /* Current mode */ 572 struct v4l2_fract timeperframe; /* Time per frame in .1us units */ 573 __u32 extendedmode; /* Driver-specific extensions */ 574 __u32 readbuffers; /* # of buffers for read */ 575 __u32 reserved[4]; 576 }; 577 578 /* Flags for 'capability' and 'capturemode' fields */ 579 #define V4L2_MODE_HIGHQUALITY 0x0001 /* High quality imaging mode */ 580 #define V4L2_CAP_TIMEPERFRAME 0x1000 /* timeperframe field is supported */ 581 582 struct v4l2_outputparm 583 { 584 __u32 capability; /* Supported modes */ 585 __u32 outputmode; /* Current mode */ 586 struct v4l2_fract timeperframe; /* Time per frame in seconds */ 587 __u32 extendedmode; /* Driver-specific extensions */ 588 __u32 writebuffers; /* # of buffers for write */ 589 __u32 reserved[4]; 590 }; 591 592 /* 593 * I N P U T I M A G E C R O P P I N G 594 */ 595 struct v4l2_cropcap { 596 enum v4l2_buf_type type; 597 struct v4l2_rect bounds; 598 struct v4l2_rect defrect; 599 struct v4l2_fract pixelaspect; 600 }; 601 602 struct v4l2_crop { 603 enum v4l2_buf_type type; 604 struct v4l2_rect c; 605 }; 606 607 /* 608 * A N A L O G V I D E O S T A N D A R D 609 */ 610 611 typedef __u64 v4l2_std_id; 612 613 /* one bit for each */ 614 #define V4L2_STD_PAL_B ((v4l2_std_id)0x00000001) 615 #define V4L2_STD_PAL_B1 ((v4l2_std_id)0x00000002) 616 #define V4L2_STD_PAL_G ((v4l2_std_id)0x00000004) 617 #define V4L2_STD_PAL_H ((v4l2_std_id)0x00000008) 618 #define V4L2_STD_PAL_I ((v4l2_std_id)0x00000010) 619 #define V4L2_STD_PAL_D ((v4l2_std_id)0x00000020) 620 #define V4L2_STD_PAL_D1 ((v4l2_std_id)0x00000040) 621 #define V4L2_STD_PAL_K ((v4l2_std_id)0x00000080) 622 623 #define V4L2_STD_PAL_M ((v4l2_std_id)0x00000100) 624 #define V4L2_STD_PAL_N ((v4l2_std_id)0x00000200) 625 #define V4L2_STD_PAL_Nc ((v4l2_std_id)0x00000400) 626 #define V4L2_STD_PAL_60 ((v4l2_std_id)0x00000800) 627 628 #define V4L2_STD_NTSC_M ((v4l2_std_id)0x00001000) 629 #define V4L2_STD_NTSC_M_JP ((v4l2_std_id)0x00002000) 630 #define V4L2_STD_NTSC_443 ((v4l2_std_id)0x00004000) 631 #define V4L2_STD_NTSC_M_KR ((v4l2_std_id)0x00008000) 632 633 #define V4L2_STD_SECAM_B ((v4l2_std_id)0x00010000) 634 #define V4L2_STD_SECAM_D ((v4l2_std_id)0x00020000) 635 #define V4L2_STD_SECAM_G ((v4l2_std_id)0x00040000) 636 #define V4L2_STD_SECAM_H ((v4l2_std_id)0x00080000) 637 #define V4L2_STD_SECAM_K ((v4l2_std_id)0x00100000) 638 #define V4L2_STD_SECAM_K1 ((v4l2_std_id)0x00200000) 639 #define V4L2_STD_SECAM_L ((v4l2_std_id)0x00400000) 640 #define V4L2_STD_SECAM_LC ((v4l2_std_id)0x00800000) 641 642 /* ATSC/HDTV */ 643 #define V4L2_STD_ATSC_8_VSB ((v4l2_std_id)0x01000000) 644 #define V4L2_STD_ATSC_16_VSB ((v4l2_std_id)0x02000000) 645 646 /* FIXME: 647 Although std_id is 64 bits, there is an issue on PPC32 architecture that 648 makes switch(__u64) to break. So, there's a hack on v4l2-common.c rounding 649 this value to 32 bits. 650 As, currently, the max value is for V4L2_STD_ATSC_16_VSB (30 bits wide), 651 it should work fine. However, if needed to add more than two standards, 652 v4l2-common.c should be fixed. 653 */ 654 655 /* some merged standards */ 656 #define V4L2_STD_MN (V4L2_STD_PAL_M|V4L2_STD_PAL_N|V4L2_STD_PAL_Nc|V4L2_STD_NTSC) 657 #define V4L2_STD_B (V4L2_STD_PAL_B|V4L2_STD_PAL_B1|V4L2_STD_SECAM_B) 658 #define V4L2_STD_GH (V4L2_STD_PAL_G|V4L2_STD_PAL_H|V4L2_STD_SECAM_G|V4L2_STD_SECAM_H) 659 #define V4L2_STD_DK (V4L2_STD_PAL_DK|V4L2_STD_SECAM_DK) 660 661 /* some common needed stuff */ 662 #define V4L2_STD_PAL_BG (V4L2_STD_PAL_B |\ 663 V4L2_STD_PAL_B1 |\ 664 V4L2_STD_PAL_G) 665 #define V4L2_STD_PAL_DK (V4L2_STD_PAL_D |\ 666 V4L2_STD_PAL_D1 |\ 667 V4L2_STD_PAL_K) 668 #define V4L2_STD_PAL (V4L2_STD_PAL_BG |\ 669 V4L2_STD_PAL_DK |\ 670 V4L2_STD_PAL_H |\ 671 V4L2_STD_PAL_I) 672 #define V4L2_STD_NTSC (V4L2_STD_NTSC_M |\ 673 V4L2_STD_NTSC_M_JP |\ 674 V4L2_STD_NTSC_M_KR) 675 #define V4L2_STD_SECAM_DK (V4L2_STD_SECAM_D |\ 676 V4L2_STD_SECAM_K |\ 677 V4L2_STD_SECAM_K1) 678 #define V4L2_STD_SECAM (V4L2_STD_SECAM_B |\ 679 V4L2_STD_SECAM_G |\ 680 V4L2_STD_SECAM_H |\ 681 V4L2_STD_SECAM_DK |\ 682 V4L2_STD_SECAM_L |\ 683 V4L2_STD_SECAM_LC) 684 685 #define V4L2_STD_525_60 (V4L2_STD_PAL_M |\ 686 V4L2_STD_PAL_60 |\ 687 V4L2_STD_NTSC |\ 688 V4L2_STD_NTSC_443) 689 #define V4L2_STD_625_50 (V4L2_STD_PAL |\ 690 V4L2_STD_PAL_N |\ 691 V4L2_STD_PAL_Nc |\ 692 V4L2_STD_SECAM) 693 #define V4L2_STD_ATSC (V4L2_STD_ATSC_8_VSB |\ 694 V4L2_STD_ATSC_16_VSB) 695 696 #define V4L2_STD_UNKNOWN 0 697 #define V4L2_STD_ALL (V4L2_STD_525_60 |\ 698 V4L2_STD_625_50) 699 700 struct v4l2_standard 701 { 702 __u32 index; 703 v4l2_std_id id; 704 __u8 name[24]; 705 struct v4l2_fract frameperiod; /* Frames, not fields */ 706 __u32 framelines; 707 __u32 reserved[4]; 708 }; 709 710 /* 711 * V I D E O I N P U T S 712 */ 713 struct v4l2_input 714 { 715 __u32 index; /* Which input */ 716 __u8 name[32]; /* Label */ 717 __u32 type; /* Type of input */ 718 __u32 audioset; /* Associated audios (bitfield) */ 719 __u32 tuner; /* Associated tuner */ 720 v4l2_std_id std; 721 __u32 status; 722 __u32 reserved[4]; 723 }; 724 725 /* Values for the 'type' field */ 726 #define V4L2_INPUT_TYPE_TUNER 1 727 #define V4L2_INPUT_TYPE_CAMERA 2 728 729 /* field 'status' - general */ 730 #define V4L2_IN_ST_NO_POWER 0x00000001 /* Attached device is off */ 731 #define V4L2_IN_ST_NO_SIGNAL 0x00000002 732 #define V4L2_IN_ST_NO_COLOR 0x00000004 733 734 /* field 'status' - analog */ 735 #define V4L2_IN_ST_NO_H_LOCK 0x00000100 /* No horizontal sync lock */ 736 #define V4L2_IN_ST_COLOR_KILL 0x00000200 /* Color killer is active */ 737 738 /* field 'status' - digital */ 739 #define V4L2_IN_ST_NO_SYNC 0x00010000 /* No synchronization lock */ 740 #define V4L2_IN_ST_NO_EQU 0x00020000 /* No equalizer lock */ 741 #define V4L2_IN_ST_NO_CARRIER 0x00040000 /* Carrier recovery failed */ 742 743 /* field 'status' - VCR and set-top box */ 744 #define V4L2_IN_ST_MACROVISION 0x01000000 /* Macrovision detected */ 745 #define V4L2_IN_ST_NO_ACCESS 0x02000000 /* Conditional access denied */ 746 #define V4L2_IN_ST_VTR 0x04000000 /* VTR time constant */ 747 748 /* 749 * V I D E O O U T P U T S 750 */ 751 struct v4l2_output 752 { 753 __u32 index; /* Which output */ 754 __u8 name[32]; /* Label */ 755 __u32 type; /* Type of output */ 756 __u32 audioset; /* Associated audios (bitfield) */ 757 __u32 modulator; /* Associated modulator */ 758 v4l2_std_id std; 759 __u32 reserved[4]; 760 }; 761 /* Values for the 'type' field */ 762 #define V4L2_OUTPUT_TYPE_MODULATOR 1 763 #define V4L2_OUTPUT_TYPE_ANALOG 2 764 #define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY 3 765 766 /* 767 * C O N T R O L S 768 */ 769 struct v4l2_control 770 { 771 __u32 id; 772 __s32 value; 773 }; 774 775 struct v4l2_ext_control 776 { 777 __u32 id; 778 __u32 reserved2[2]; 779 union { 780 __s32 value; 781 __s64 value64; 782 void *reserved; 783 }; 784 } __attribute__ ((packed)); 785 786 struct v4l2_ext_controls 787 { 788 __u32 ctrl_class; 789 __u32 count; 790 __u32 error_idx; 791 __u32 reserved[2]; 792 struct v4l2_ext_control *controls; 793 }; 794 795 /* Values for ctrl_class field */ 796 #define V4L2_CTRL_CLASS_USER 0x00980000 /* Old-style 'user' controls */ 797 #define V4L2_CTRL_CLASS_MPEG 0x00990000 /* MPEG-compression controls */ 798 #define V4L2_CTRL_CLASS_CAMERA 0x009a0000 /* Camera class controls */ 799 800 #define V4L2_CTRL_ID_MASK (0x0fffffff) 801 #define V4L2_CTRL_ID2CLASS(id) ((id) & 0x0fff0000UL) 802 #define V4L2_CTRL_DRIVER_PRIV(id) (((id) & 0xffff) >= 0x1000) 803 804 /* Used in the VIDIOC_QUERYCTRL ioctl for querying controls */ 805 struct v4l2_queryctrl 806 { 807 __u32 id; 808 enum v4l2_ctrl_type type; 809 __u8 name[32]; /* Whatever */ 810 __s32 minimum; /* Note signedness */ 811 __s32 maximum; 812 __s32 step; 813 __s32 default_value; 814 __u32 flags; 815 __u32 reserved[2]; 816 }; 817 818 /* Used in the VIDIOC_QUERYMENU ioctl for querying menu items */ 819 struct v4l2_querymenu 820 { 821 __u32 id; 822 __u32 index; 823 __u8 name[32]; /* Whatever */ 824 __u32 reserved; 825 }; 826 827 /* Control flags */ 828 #define V4L2_CTRL_FLAG_DISABLED 0x0001 829 #define V4L2_CTRL_FLAG_GRABBED 0x0002 830 #define V4L2_CTRL_FLAG_READ_ONLY 0x0004 831 #define V4L2_CTRL_FLAG_UPDATE 0x0008 832 #define V4L2_CTRL_FLAG_INACTIVE 0x0010 833 #define V4L2_CTRL_FLAG_SLIDER 0x0020 834 835 /* Query flag, to be ORed with the control ID */ 836 #define V4L2_CTRL_FLAG_NEXT_CTRL 0x80000000 837 838 /* User-class control IDs defined by V4L2 */ 839 #define V4L2_CID_BASE (V4L2_CTRL_CLASS_USER | 0x900) 840 #define V4L2_CID_USER_BASE V4L2_CID_BASE 841 /* IDs reserved for driver specific controls */ 842 #define V4L2_CID_PRIVATE_BASE 0x08000000 843 844 #define V4L2_CID_USER_CLASS (V4L2_CTRL_CLASS_USER | 1) 845 #define V4L2_CID_BRIGHTNESS (V4L2_CID_BASE+0) 846 #define V4L2_CID_CONTRAST (V4L2_CID_BASE+1) 847 #define V4L2_CID_SATURATION (V4L2_CID_BASE+2) 848 #define V4L2_CID_HUE (V4L2_CID_BASE+3) 849 #define V4L2_CID_AUDIO_VOLUME (V4L2_CID_BASE+5) 850 #define V4L2_CID_AUDIO_BALANCE (V4L2_CID_BASE+6) 851 #define V4L2_CID_AUDIO_BASS (V4L2_CID_BASE+7) 852 #define V4L2_CID_AUDIO_TREBLE (V4L2_CID_BASE+8) 853 #define V4L2_CID_AUDIO_MUTE (V4L2_CID_BASE+9) 854 #define V4L2_CID_AUDIO_LOUDNESS (V4L2_CID_BASE+10) 855 #define V4L2_CID_BLACK_LEVEL (V4L2_CID_BASE+11) /* Deprecated */ 856 #define V4L2_CID_AUTO_WHITE_BALANCE (V4L2_CID_BASE+12) 857 #define V4L2_CID_DO_WHITE_BALANCE (V4L2_CID_BASE+13) 858 #define V4L2_CID_RED_BALANCE (V4L2_CID_BASE+14) 859 #define V4L2_CID_BLUE_BALANCE (V4L2_CID_BASE+15) 860 #define V4L2_CID_GAMMA (V4L2_CID_BASE+16) 861 #define V4L2_CID_WHITENESS (V4L2_CID_GAMMA) /* Deprecated */ 862 #define V4L2_CID_EXPOSURE (V4L2_CID_BASE+17) 863 #define V4L2_CID_AUTOGAIN (V4L2_CID_BASE+18) 864 #define V4L2_CID_GAIN (V4L2_CID_BASE+19) 865 #define V4L2_CID_HFLIP (V4L2_CID_BASE+20) 866 #define V4L2_CID_VFLIP (V4L2_CID_BASE+21) 867 868 /* Deprecated, use V4L2_CID_PAN_RESET and V4L2_CID_TILT_RESET */ 869 #define V4L2_CID_HCENTER_DEPRECATED (V4L2_CID_BASE+22) 870 #define V4L2_CID_VCENTER_DEPRECATED (V4L2_CID_BASE+23) 871 872 #define V4L2_CID_POWER_LINE_FREQUENCY (V4L2_CID_BASE+24) 873 enum v4l2_power_line_frequency { 874 V4L2_CID_POWER_LINE_FREQUENCY_DISABLED = 0, 875 V4L2_CID_POWER_LINE_FREQUENCY_50HZ = 1, 876 V4L2_CID_POWER_LINE_FREQUENCY_60HZ = 2, 877 }; 878 #define V4L2_CID_HUE_AUTO (V4L2_CID_BASE+25) 879 #define V4L2_CID_WHITE_BALANCE_TEMPERATURE (V4L2_CID_BASE+26) 880 #define V4L2_CID_SHARPNESS (V4L2_CID_BASE+27) 881 #define V4L2_CID_BACKLIGHT_COMPENSATION (V4L2_CID_BASE+28) 882 #define V4L2_CID_CHROMA_AGC (V4L2_CID_BASE+29) 883 #define V4L2_CID_COLOR_KILLER (V4L2_CID_BASE+30) 884 /* last CID + 1 */ 885 #define V4L2_CID_LASTP1 (V4L2_CID_BASE+31) 886 887 /* MPEG-class control IDs defined by V4L2 */ 888 #define V4L2_CID_MPEG_BASE (V4L2_CTRL_CLASS_MPEG | 0x900) 889 #define V4L2_CID_MPEG_CLASS (V4L2_CTRL_CLASS_MPEG | 1) 890 891 /* MPEG streams */ 892 #define V4L2_CID_MPEG_STREAM_TYPE (V4L2_CID_MPEG_BASE+0) 893 enum v4l2_mpeg_stream_type { 894 V4L2_MPEG_STREAM_TYPE_MPEG2_PS = 0, /* MPEG-2 program stream */ 895 V4L2_MPEG_STREAM_TYPE_MPEG2_TS = 1, /* MPEG-2 transport stream */ 896 V4L2_MPEG_STREAM_TYPE_MPEG1_SS = 2, /* MPEG-1 system stream */ 897 V4L2_MPEG_STREAM_TYPE_MPEG2_DVD = 3, /* MPEG-2 DVD-compatible stream */ 898 V4L2_MPEG_STREAM_TYPE_MPEG1_VCD = 4, /* MPEG-1 VCD-compatible stream */ 899 V4L2_MPEG_STREAM_TYPE_MPEG2_SVCD = 5, /* MPEG-2 SVCD-compatible stream */ 900 }; 901 #define V4L2_CID_MPEG_STREAM_PID_PMT (V4L2_CID_MPEG_BASE+1) 902 #define V4L2_CID_MPEG_STREAM_PID_AUDIO (V4L2_CID_MPEG_BASE+2) 903 #define V4L2_CID_MPEG_STREAM_PID_VIDEO (V4L2_CID_MPEG_BASE+3) 904 #define V4L2_CID_MPEG_STREAM_PID_PCR (V4L2_CID_MPEG_BASE+4) 905 #define V4L2_CID_MPEG_STREAM_PES_ID_AUDIO (V4L2_CID_MPEG_BASE+5) 906 #define V4L2_CID_MPEG_STREAM_PES_ID_VIDEO (V4L2_CID_MPEG_BASE+6) 907 #define V4L2_CID_MPEG_STREAM_VBI_FMT (V4L2_CID_MPEG_BASE+7) 908 enum v4l2_mpeg_stream_vbi_fmt { 909 V4L2_MPEG_STREAM_VBI_FMT_NONE = 0, /* No VBI in the MPEG stream */ 910 V4L2_MPEG_STREAM_VBI_FMT_IVTV = 1, /* VBI in private packets, IVTV format */ 911 }; 912 913 /* MPEG audio */ 914 #define V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ (V4L2_CID_MPEG_BASE+100) 915 enum v4l2_mpeg_audio_sampling_freq { 916 V4L2_MPEG_AUDIO_SAMPLING_FREQ_44100 = 0, 917 V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000 = 1, 918 V4L2_MPEG_AUDIO_SAMPLING_FREQ_32000 = 2, 919 }; 920 #define V4L2_CID_MPEG_AUDIO_ENCODING (V4L2_CID_MPEG_BASE+101) 921 enum v4l2_mpeg_audio_encoding { 922 V4L2_MPEG_AUDIO_ENCODING_LAYER_1 = 0, 923 V4L2_MPEG_AUDIO_ENCODING_LAYER_2 = 1, 924 V4L2_MPEG_AUDIO_ENCODING_LAYER_3 = 2, 925 }; 926 #define V4L2_CID_MPEG_AUDIO_L1_BITRATE (V4L2_CID_MPEG_BASE+102) 927 enum v4l2_mpeg_audio_l1_bitrate { 928 V4L2_MPEG_AUDIO_L1_BITRATE_32K = 0, 929 V4L2_MPEG_AUDIO_L1_BITRATE_64K = 1, 930 V4L2_MPEG_AUDIO_L1_BITRATE_96K = 2, 931 V4L2_MPEG_AUDIO_L1_BITRATE_128K = 3, 932 V4L2_MPEG_AUDIO_L1_BITRATE_160K = 4, 933 V4L2_MPEG_AUDIO_L1_BITRATE_192K = 5, 934 V4L2_MPEG_AUDIO_L1_BITRATE_224K = 6, 935 V4L2_MPEG_AUDIO_L1_BITRATE_256K = 7, 936 V4L2_MPEG_AUDIO_L1_BITRATE_288K = 8, 937 V4L2_MPEG_AUDIO_L1_BITRATE_320K = 9, 938 V4L2_MPEG_AUDIO_L1_BITRATE_352K = 10, 939 V4L2_MPEG_AUDIO_L1_BITRATE_384K = 11, 940 V4L2_MPEG_AUDIO_L1_BITRATE_416K = 12, 941 V4L2_MPEG_AUDIO_L1_BITRATE_448K = 13, 942 }; 943 #define V4L2_CID_MPEG_AUDIO_L2_BITRATE (V4L2_CID_MPEG_BASE+103) 944 enum v4l2_mpeg_audio_l2_bitrate { 945 V4L2_MPEG_AUDIO_L2_BITRATE_32K = 0, 946 V4L2_MPEG_AUDIO_L2_BITRATE_48K = 1, 947 V4L2_MPEG_AUDIO_L2_BITRATE_56K = 2, 948 V4L2_MPEG_AUDIO_L2_BITRATE_64K = 3, 949 V4L2_MPEG_AUDIO_L2_BITRATE_80K = 4, 950 V4L2_MPEG_AUDIO_L2_BITRATE_96K = 5, 951 V4L2_MPEG_AUDIO_L2_BITRATE_112K = 6, 952 V4L2_MPEG_AUDIO_L2_BITRATE_128K = 7, 953 V4L2_MPEG_AUDIO_L2_BITRATE_160K = 8, 954 V4L2_MPEG_AUDIO_L2_BITRATE_192K = 9, 955 V4L2_MPEG_AUDIO_L2_BITRATE_224K = 10, 956 V4L2_MPEG_AUDIO_L2_BITRATE_256K = 11, 957 V4L2_MPEG_AUDIO_L2_BITRATE_320K = 12, 958 V4L2_MPEG_AUDIO_L2_BITRATE_384K = 13, 959 }; 960 #define V4L2_CID_MPEG_AUDIO_L3_BITRATE (V4L2_CID_MPEG_BASE+104) 961 enum v4l2_mpeg_audio_l3_bitrate { 962 V4L2_MPEG_AUDIO_L3_BITRATE_32K = 0, 963 V4L2_MPEG_AUDIO_L3_BITRATE_40K = 1, 964 V4L2_MPEG_AUDIO_L3_BITRATE_48K = 2, 965 V4L2_MPEG_AUDIO_L3_BITRATE_56K = 3, 966 V4L2_MPEG_AUDIO_L3_BITRATE_64K = 4, 967 V4L2_MPEG_AUDIO_L3_BITRATE_80K = 5, 968 V4L2_MPEG_AUDIO_L3_BITRATE_96K = 6, 969 V4L2_MPEG_AUDIO_L3_BITRATE_112K = 7, 970 V4L2_MPEG_AUDIO_L3_BITRATE_128K = 8, 971 V4L2_MPEG_AUDIO_L3_BITRATE_160K = 9, 972 V4L2_MPEG_AUDIO_L3_BITRATE_192K = 10, 973 V4L2_MPEG_AUDIO_L3_BITRATE_224K = 11, 974 V4L2_MPEG_AUDIO_L3_BITRATE_256K = 12, 975 V4L2_MPEG_AUDIO_L3_BITRATE_320K = 13, 976 }; 977 #define V4L2_CID_MPEG_AUDIO_MODE (V4L2_CID_MPEG_BASE+105) 978 enum v4l2_mpeg_audio_mode { 979 V4L2_MPEG_AUDIO_MODE_STEREO = 0, 980 V4L2_MPEG_AUDIO_MODE_JOINT_STEREO = 1, 981 V4L2_MPEG_AUDIO_MODE_DUAL = 2, 982 V4L2_MPEG_AUDIO_MODE_MONO = 3, 983 }; 984 #define V4L2_CID_MPEG_AUDIO_MODE_EXTENSION (V4L2_CID_MPEG_BASE+106) 985 enum v4l2_mpeg_audio_mode_extension { 986 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4 = 0, 987 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_8 = 1, 988 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_12 = 2, 989 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_16 = 3, 990 }; 991 #define V4L2_CID_MPEG_AUDIO_EMPHASIS (V4L2_CID_MPEG_BASE+107) 992 enum v4l2_mpeg_audio_emphasis { 993 V4L2_MPEG_AUDIO_EMPHASIS_NONE = 0, 994 V4L2_MPEG_AUDIO_EMPHASIS_50_DIV_15_uS = 1, 995 V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17 = 2, 996 }; 997 #define V4L2_CID_MPEG_AUDIO_CRC (V4L2_CID_MPEG_BASE+108) 998 enum v4l2_mpeg_audio_crc { 999 V4L2_MPEG_AUDIO_CRC_NONE = 0, 1000 V4L2_MPEG_AUDIO_CRC_CRC16 = 1, 1001 }; 1002 #define V4L2_CID_MPEG_AUDIO_MUTE (V4L2_CID_MPEG_BASE+109) 1003 1004 /* MPEG video */ 1005 #define V4L2_CID_MPEG_VIDEO_ENCODING (V4L2_CID_MPEG_BASE+200) 1006 enum v4l2_mpeg_video_encoding { 1007 V4L2_MPEG_VIDEO_ENCODING_MPEG_1 = 0, 1008 V4L2_MPEG_VIDEO_ENCODING_MPEG_2 = 1, 1009 }; 1010 #define V4L2_CID_MPEG_VIDEO_ASPECT (V4L2_CID_MPEG_BASE+201) 1011 enum v4l2_mpeg_video_aspect { 1012 V4L2_MPEG_VIDEO_ASPECT_1x1 = 0, 1013 V4L2_MPEG_VIDEO_ASPECT_4x3 = 1, 1014 V4L2_MPEG_VIDEO_ASPECT_16x9 = 2, 1015 V4L2_MPEG_VIDEO_ASPECT_221x100 = 3, 1016 }; 1017 #define V4L2_CID_MPEG_VIDEO_B_FRAMES (V4L2_CID_MPEG_BASE+202) 1018 #define V4L2_CID_MPEG_VIDEO_GOP_SIZE (V4L2_CID_MPEG_BASE+203) 1019 #define V4L2_CID_MPEG_VIDEO_GOP_CLOSURE (V4L2_CID_MPEG_BASE+204) 1020 #define V4L2_CID_MPEG_VIDEO_PULLDOWN (V4L2_CID_MPEG_BASE+205) 1021 #define V4L2_CID_MPEG_VIDEO_BITRATE_MODE (V4L2_CID_MPEG_BASE+206) 1022 enum v4l2_mpeg_video_bitrate_mode { 1023 V4L2_MPEG_VIDEO_BITRATE_MODE_VBR = 0, 1024 V4L2_MPEG_VIDEO_BITRATE_MODE_CBR = 1, 1025 }; 1026 #define V4L2_CID_MPEG_VIDEO_BITRATE (V4L2_CID_MPEG_BASE+207) 1027 #define V4L2_CID_MPEG_VIDEO_BITRATE_PEAK (V4L2_CID_MPEG_BASE+208) 1028 #define V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION (V4L2_CID_MPEG_BASE+209) 1029 #define V4L2_CID_MPEG_VIDEO_MUTE (V4L2_CID_MPEG_BASE+210) 1030 #define V4L2_CID_MPEG_VIDEO_MUTE_YUV (V4L2_CID_MPEG_BASE+211) 1031 1032 /* MPEG-class control IDs specific to the CX2584x driver as defined by V4L2 */ 1033 #define V4L2_CID_MPEG_CX2341X_BASE (V4L2_CTRL_CLASS_MPEG | 0x1000) 1034 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE (V4L2_CID_MPEG_CX2341X_BASE+0) 1035 enum v4l2_mpeg_cx2341x_video_spatial_filter_mode { 1036 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL = 0, 1037 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO = 1, 1038 }; 1039 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER (V4L2_CID_MPEG_CX2341X_BASE+1) 1040 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+2) 1041 enum v4l2_mpeg_cx2341x_video_luma_spatial_filter_type { 1042 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF = 0, 1043 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_HOR = 1, 1044 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_VERT = 2, 1045 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_HV_SEPARABLE = 3, 1046 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_SYM_NON_SEPARABLE = 4, 1047 }; 1048 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+3) 1049 enum v4l2_mpeg_cx2341x_video_chroma_spatial_filter_type { 1050 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF = 0, 1051 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR = 1, 1052 }; 1053 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE (V4L2_CID_MPEG_CX2341X_BASE+4) 1054 enum v4l2_mpeg_cx2341x_video_temporal_filter_mode { 1055 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL = 0, 1056 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO = 1, 1057 }; 1058 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER (V4L2_CID_MPEG_CX2341X_BASE+5) 1059 #define V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+6) 1060 enum v4l2_mpeg_cx2341x_video_median_filter_type { 1061 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF = 0, 1062 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR = 1, 1063 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_VERT = 2, 1064 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR_VERT = 3, 1065 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_DIAG = 4, 1066 }; 1067 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM (V4L2_CID_MPEG_CX2341X_BASE+7) 1068 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP (V4L2_CID_MPEG_CX2341X_BASE+8) 1069 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM (V4L2_CID_MPEG_CX2341X_BASE+9) 1070 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP (V4L2_CID_MPEG_CX2341X_BASE+10) 1071 #define V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS (V4L2_CID_MPEG_CX2341X_BASE+11) 1072 1073 /* Camera class control IDs */ 1074 #define V4L2_CID_CAMERA_CLASS_BASE (V4L2_CTRL_CLASS_CAMERA | 0x900) 1075 #define V4L2_CID_CAMERA_CLASS (V4L2_CTRL_CLASS_CAMERA | 1) 1076 1077 #define V4L2_CID_EXPOSURE_AUTO (V4L2_CID_CAMERA_CLASS_BASE+1) 1078 enum v4l2_exposure_auto_type { 1079 V4L2_EXPOSURE_AUTO = 0, 1080 V4L2_EXPOSURE_MANUAL = 1, 1081 V4L2_EXPOSURE_SHUTTER_PRIORITY = 2, 1082 V4L2_EXPOSURE_APERTURE_PRIORITY = 3 1083 }; 1084 #define V4L2_CID_EXPOSURE_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+2) 1085 #define V4L2_CID_EXPOSURE_AUTO_PRIORITY (V4L2_CID_CAMERA_CLASS_BASE+3) 1086 1087 #define V4L2_CID_PAN_RELATIVE (V4L2_CID_CAMERA_CLASS_BASE+4) 1088 #define V4L2_CID_TILT_RELATIVE (V4L2_CID_CAMERA_CLASS_BASE+5) 1089 #define V4L2_CID_PAN_RESET (V4L2_CID_CAMERA_CLASS_BASE+6) 1090 #define V4L2_CID_TILT_RESET (V4L2_CID_CAMERA_CLASS_BASE+7) 1091 1092 #define V4L2_CID_PAN_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+8) 1093 #define V4L2_CID_TILT_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+9) 1094 1095 #define V4L2_CID_FOCUS_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+10) 1096 #define V4L2_CID_FOCUS_RELATIVE (V4L2_CID_CAMERA_CLASS_BASE+11) 1097 #define V4L2_CID_FOCUS_AUTO (V4L2_CID_CAMERA_CLASS_BASE+12) 1098 1099 /* 1100 * T U N I N G 1101 */ 1102 struct v4l2_tuner 1103 { 1104 __u32 index; 1105 __u8 name[32]; 1106 enum v4l2_tuner_type type; 1107 __u32 capability; 1108 __u32 rangelow; 1109 __u32 rangehigh; 1110 __u32 rxsubchans; 1111 __u32 audmode; 1112 __s32 signal; 1113 __s32 afc; 1114 __u32 reserved[4]; 1115 }; 1116 1117 struct v4l2_modulator 1118 { 1119 __u32 index; 1120 __u8 name[32]; 1121 __u32 capability; 1122 __u32 rangelow; 1123 __u32 rangehigh; 1124 __u32 txsubchans; 1125 __u32 reserved[4]; 1126 }; 1127 1128 /* Flags for the 'capability' field */ 1129 #define V4L2_TUNER_CAP_LOW 0x0001 1130 #define V4L2_TUNER_CAP_NORM 0x0002 1131 #define V4L2_TUNER_CAP_STEREO 0x0010 1132 #define V4L2_TUNER_CAP_LANG2 0x0020 1133 #define V4L2_TUNER_CAP_SAP 0x0020 1134 #define V4L2_TUNER_CAP_LANG1 0x0040 1135 1136 /* Flags for the 'rxsubchans' field */ 1137 #define V4L2_TUNER_SUB_MONO 0x0001 1138 #define V4L2_TUNER_SUB_STEREO 0x0002 1139 #define V4L2_TUNER_SUB_LANG2 0x0004 1140 #define V4L2_TUNER_SUB_SAP 0x0004 1141 #define V4L2_TUNER_SUB_LANG1 0x0008 1142 1143 /* Values for the 'audmode' field */ 1144 #define V4L2_TUNER_MODE_MONO 0x0000 1145 #define V4L2_TUNER_MODE_STEREO 0x0001 1146 #define V4L2_TUNER_MODE_LANG2 0x0002 1147 #define V4L2_TUNER_MODE_SAP 0x0002 1148 #define V4L2_TUNER_MODE_LANG1 0x0003 1149 #define V4L2_TUNER_MODE_LANG1_LANG2 0x0004 1150 1151 struct v4l2_frequency 1152 { 1153 __u32 tuner; 1154 enum v4l2_tuner_type type; 1155 __u32 frequency; 1156 __u32 reserved[8]; 1157 }; 1158 1159 /* 1160 * A U D I O 1161 */ 1162 struct v4l2_audio 1163 { 1164 __u32 index; 1165 __u8 name[32]; 1166 __u32 capability; 1167 __u32 mode; 1168 __u32 reserved[2]; 1169 }; 1170 1171 /* Flags for the 'capability' field */ 1172 #define V4L2_AUDCAP_STEREO 0x00001 1173 #define V4L2_AUDCAP_AVL 0x00002 1174 1175 /* Flags for the 'mode' field */ 1176 #define V4L2_AUDMODE_AVL 0x00001 1177 1178 struct v4l2_audioout 1179 { 1180 __u32 index; 1181 __u8 name[32]; 1182 __u32 capability; 1183 __u32 mode; 1184 __u32 reserved[2]; 1185 }; 1186 1187 /* 1188 * M P E G S E R V I C E S 1189 * 1190 * NOTE: EXPERIMENTAL API 1191 */ 1192 #if 1 1193 #define V4L2_ENC_IDX_FRAME_I (0) 1194 #define V4L2_ENC_IDX_FRAME_P (1) 1195 #define V4L2_ENC_IDX_FRAME_B (2) 1196 #define V4L2_ENC_IDX_FRAME_MASK (0xf) 1197 1198 struct v4l2_enc_idx_entry { 1199 __u64 offset; 1200 __u64 pts; 1201 __u32 length; 1202 __u32 flags; 1203 __u32 reserved[2]; 1204 }; 1205 1206 #define V4L2_ENC_IDX_ENTRIES (64) 1207 struct v4l2_enc_idx { 1208 __u32 entries; 1209 __u32 entries_cap; 1210 __u32 reserved[4]; 1211 struct v4l2_enc_idx_entry entry[V4L2_ENC_IDX_ENTRIES]; 1212 }; 1213 1214 1215 #define V4L2_ENC_CMD_START (0) 1216 #define V4L2_ENC_CMD_STOP (1) 1217 #define V4L2_ENC_CMD_PAUSE (2) 1218 #define V4L2_ENC_CMD_RESUME (3) 1219 1220 /* Flags for V4L2_ENC_CMD_STOP */ 1221 #define V4L2_ENC_CMD_STOP_AT_GOP_END (1 << 0) 1222 1223 struct v4l2_encoder_cmd { 1224 __u32 cmd; 1225 __u32 flags; 1226 union { 1227 struct { 1228 __u32 data[8]; 1229 } raw; 1230 }; 1231 }; 1232 1233 #endif 1234 1235 1236 /* 1237 * D A T A S E R V I C E S ( V B I ) 1238 * 1239 * Data services API by Michael Schimek 1240 */ 1241 1242 /* Raw VBI */ 1243 struct v4l2_vbi_format 1244 { 1245 __u32 sampling_rate; /* in 1 Hz */ 1246 __u32 offset; 1247 __u32 samples_per_line; 1248 __u32 sample_format; /* V4L2_PIX_FMT_* */ 1249 __s32 start[2]; 1250 __u32 count[2]; 1251 __u32 flags; /* V4L2_VBI_* */ 1252 __u32 reserved[2]; /* must be zero */ 1253 }; 1254 1255 /* VBI flags */ 1256 #define V4L2_VBI_UNSYNC (1<< 0) 1257 #define V4L2_VBI_INTERLACED (1<< 1) 1258 1259 /* Sliced VBI 1260 * 1261 * This implements is a proposal V4L2 API to allow SLICED VBI 1262 * required for some hardware encoders. It should change without 1263 * notice in the definitive implementation. 1264 */ 1265 1266 struct v4l2_sliced_vbi_format 1267 { 1268 __u16 service_set; 1269 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field 1270 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field 1271 (equals frame lines 313-336 for 625 line video 1272 standards, 263-286 for 525 line standards) */ 1273 __u16 service_lines[2][24]; 1274 __u32 io_size; 1275 __u32 reserved[2]; /* must be zero */ 1276 }; 1277 1278 /* Teletext World System Teletext 1279 (WST), defined on ITU-R BT.653-2 */ 1280 #define V4L2_SLICED_TELETEXT_B (0x0001) 1281 /* Video Program System, defined on ETS 300 231*/ 1282 #define V4L2_SLICED_VPS (0x0400) 1283 /* Closed Caption, defined on EIA-608 */ 1284 #define V4L2_SLICED_CAPTION_525 (0x1000) 1285 /* Wide Screen System, defined on ITU-R BT1119.1 */ 1286 #define V4L2_SLICED_WSS_625 (0x4000) 1287 1288 #define V4L2_SLICED_VBI_525 (V4L2_SLICED_CAPTION_525) 1289 #define V4L2_SLICED_VBI_625 (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625) 1290 1291 struct v4l2_sliced_vbi_cap 1292 { 1293 __u16 service_set; 1294 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field 1295 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field 1296 (equals frame lines 313-336 for 625 line video 1297 standards, 263-286 for 525 line standards) */ 1298 __u16 service_lines[2][24]; 1299 enum v4l2_buf_type type; 1300 __u32 reserved[3]; /* must be 0 */ 1301 }; 1302 1303 struct v4l2_sliced_vbi_data 1304 { 1305 __u32 id; 1306 __u32 field; /* 0: first field, 1: second field */ 1307 __u32 line; /* 1-23 */ 1308 __u32 reserved; /* must be 0 */ 1309 __u8 data[48]; 1310 }; 1311 1312 /* 1313 * A G G R E G A T E S T R U C T U R E S 1314 */ 1315 1316 /* Stream data format 1317 */ 1318 struct v4l2_format 1319 { 1320 enum v4l2_buf_type type; 1321 union 1322 { 1323 struct v4l2_pix_format pix; // V4L2_BUF_TYPE_VIDEO_CAPTURE 1324 struct v4l2_window win; // V4L2_BUF_TYPE_VIDEO_OVERLAY 1325 struct v4l2_vbi_format vbi; // V4L2_BUF_TYPE_VBI_CAPTURE 1326 struct v4l2_sliced_vbi_format sliced; // V4L2_BUF_TYPE_SLICED_VBI_CAPTURE 1327 __u8 raw_data[200]; // user-defined 1328 } fmt; 1329 }; 1330 1331 1332 /* Stream type-dependent parameters 1333 */ 1334 struct v4l2_streamparm 1335 { 1336 enum v4l2_buf_type type; 1337 union 1338 { 1339 struct v4l2_captureparm capture; 1340 struct v4l2_outputparm output; 1341 __u8 raw_data[200]; /* user-defined */ 1342 } parm; 1343 }; 1344 1345 /* 1346 * A D V A N C E D D E B U G G I N G 1347 * 1348 * NOTE: EXPERIMENTAL API 1349 */ 1350 1351 /* VIDIOC_DBG_G_REGISTER and VIDIOC_DBG_S_REGISTER */ 1352 1353 #define V4L2_CHIP_MATCH_HOST 0 /* Match against chip ID on host (0 for the host) */ 1354 #define V4L2_CHIP_MATCH_I2C_DRIVER 1 /* Match against I2C driver ID */ 1355 #define V4L2_CHIP_MATCH_I2C_ADDR 2 /* Match against I2C 7-bit address */ 1356 1357 struct v4l2_register { 1358 __u32 match_type; /* Match type */ 1359 __u32 match_chip; /* Match this chip, meaning determined by match_type */ 1360 __u64 reg; 1361 __u64 val; 1362 }; 1363 1364 /* VIDIOC_G_CHIP_IDENT */ 1365 struct v4l2_chip_ident { 1366 __u32 match_type; /* Match type */ 1367 __u32 match_chip; /* Match this chip, meaning determined by match_type */ 1368 __u32 ident; /* chip identifier as specified in <media/v4l2-chip-ident.h> */ 1369 __u32 revision; /* chip revision, chip specific */ 1370 }; 1371 1372 /* 1373 * 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 1374 * 1375 */ 1376 #define VIDIOC_QUERYCAP _IOR ('V', 0, struct v4l2_capability) 1377 #define VIDIOC_RESERVED _IO ('V', 1) 1378 #define VIDIOC_ENUM_FMT _IOWR ('V', 2, struct v4l2_fmtdesc) 1379 #define VIDIOC_G_FMT _IOWR ('V', 4, struct v4l2_format) 1380 #define VIDIOC_S_FMT _IOWR ('V', 5, struct v4l2_format) 1381 #define VIDIOC_REQBUFS _IOWR ('V', 8, struct v4l2_requestbuffers) 1382 #define VIDIOC_QUERYBUF _IOWR ('V', 9, struct v4l2_buffer) 1383 #define VIDIOC_G_FBUF _IOR ('V', 10, struct v4l2_framebuffer) 1384 #define VIDIOC_S_FBUF _IOW ('V', 11, struct v4l2_framebuffer) 1385 #define VIDIOC_OVERLAY _IOW ('V', 14, int) 1386 #define VIDIOC_QBUF _IOWR ('V', 15, struct v4l2_buffer) 1387 #define VIDIOC_DQBUF _IOWR ('V', 17, struct v4l2_buffer) 1388 #define VIDIOC_STREAMON _IOW ('V', 18, int) 1389 #define VIDIOC_STREAMOFF _IOW ('V', 19, int) 1390 #define VIDIOC_G_PARM _IOWR ('V', 21, struct v4l2_streamparm) 1391 #define VIDIOC_S_PARM _IOWR ('V', 22, struct v4l2_streamparm) 1392 #define VIDIOC_G_STD _IOR ('V', 23, v4l2_std_id) 1393 #define VIDIOC_S_STD _IOW ('V', 24, v4l2_std_id) 1394 #define VIDIOC_ENUMSTD _IOWR ('V', 25, struct v4l2_standard) 1395 #define VIDIOC_ENUMINPUT _IOWR ('V', 26, struct v4l2_input) 1396 #define VIDIOC_G_CTRL _IOWR ('V', 27, struct v4l2_control) 1397 #define VIDIOC_S_CTRL _IOWR ('V', 28, struct v4l2_control) 1398 #define VIDIOC_G_TUNER _IOWR ('V', 29, struct v4l2_tuner) 1399 #define VIDIOC_S_TUNER _IOW ('V', 30, struct v4l2_tuner) 1400 #define VIDIOC_G_AUDIO _IOR ('V', 33, struct v4l2_audio) 1401 #define VIDIOC_S_AUDIO _IOW ('V', 34, struct v4l2_audio) 1402 #define VIDIOC_QUERYCTRL _IOWR ('V', 36, struct v4l2_queryctrl) 1403 #define VIDIOC_QUERYMENU _IOWR ('V', 37, struct v4l2_querymenu) 1404 #define VIDIOC_G_INPUT _IOR ('V', 38, int) 1405 #define VIDIOC_S_INPUT _IOWR ('V', 39, int) 1406 #define VIDIOC_G_OUTPUT _IOR ('V', 46, int) 1407 #define VIDIOC_S_OUTPUT _IOWR ('V', 47, int) 1408 #define VIDIOC_ENUMOUTPUT _IOWR ('V', 48, struct v4l2_output) 1409 #define VIDIOC_G_AUDOUT _IOR ('V', 49, struct v4l2_audioout) 1410 #define VIDIOC_S_AUDOUT _IOW ('V', 50, struct v4l2_audioout) 1411 #define VIDIOC_G_MODULATOR _IOWR ('V', 54, struct v4l2_modulator) 1412 #define VIDIOC_S_MODULATOR _IOW ('V', 55, struct v4l2_modulator) 1413 #define VIDIOC_G_FREQUENCY _IOWR ('V', 56, struct v4l2_frequency) 1414 #define VIDIOC_S_FREQUENCY _IOW ('V', 57, struct v4l2_frequency) 1415 #define VIDIOC_CROPCAP _IOWR ('V', 58, struct v4l2_cropcap) 1416 #define VIDIOC_G_CROP _IOWR ('V', 59, struct v4l2_crop) 1417 #define VIDIOC_S_CROP _IOW ('V', 60, struct v4l2_crop) 1418 #define VIDIOC_G_JPEGCOMP _IOR ('V', 61, struct v4l2_jpegcompression) 1419 #define VIDIOC_S_JPEGCOMP _IOW ('V', 62, struct v4l2_jpegcompression) 1420 #define VIDIOC_QUERYSTD _IOR ('V', 63, v4l2_std_id) 1421 #define VIDIOC_TRY_FMT _IOWR ('V', 64, struct v4l2_format) 1422 #define VIDIOC_ENUMAUDIO _IOWR ('V', 65, struct v4l2_audio) 1423 #define VIDIOC_ENUMAUDOUT _IOWR ('V', 66, struct v4l2_audioout) 1424 #define VIDIOC_G_PRIORITY _IOR ('V', 67, enum v4l2_priority) 1425 #define VIDIOC_S_PRIORITY _IOW ('V', 68, enum v4l2_priority) 1426 #define VIDIOC_G_SLICED_VBI_CAP _IOWR ('V', 69, struct v4l2_sliced_vbi_cap) 1427 #define VIDIOC_LOG_STATUS _IO ('V', 70) 1428 #define VIDIOC_G_EXT_CTRLS _IOWR ('V', 71, struct v4l2_ext_controls) 1429 #define VIDIOC_S_EXT_CTRLS _IOWR ('V', 72, struct v4l2_ext_controls) 1430 #define VIDIOC_TRY_EXT_CTRLS _IOWR ('V', 73, struct v4l2_ext_controls) 1431 #if 1 1432 #define VIDIOC_ENUM_FRAMESIZES _IOWR ('V', 74, struct v4l2_frmsizeenum) 1433 #define VIDIOC_ENUM_FRAMEINTERVALS _IOWR ('V', 75, struct v4l2_frmivalenum) 1434 #define VIDIOC_G_ENC_INDEX _IOR ('V', 76, struct v4l2_enc_idx) 1435 #define VIDIOC_ENCODER_CMD _IOWR ('V', 77, struct v4l2_encoder_cmd) 1436 #define VIDIOC_TRY_ENCODER_CMD _IOWR ('V', 78, struct v4l2_encoder_cmd) 1437 1438 /* Experimental, only implemented if CONFIG_VIDEO_ADV_DEBUG is defined */ 1439 #define VIDIOC_DBG_S_REGISTER _IOW ('V', 79, struct v4l2_register) 1440 #define VIDIOC_DBG_G_REGISTER _IOWR ('V', 80, struct v4l2_register) 1441 1442 #define VIDIOC_G_CHIP_IDENT _IOWR ('V', 81, struct v4l2_chip_ident) 1443 #endif 1444 1445 #ifdef __OLD_VIDIOC_ 1446 /* for compatibility, will go away some day */ 1447 #define VIDIOC_OVERLAY_OLD _IOWR ('V', 14, int) 1448 #define VIDIOC_S_PARM_OLD _IOW ('V', 22, struct v4l2_streamparm) 1449 #define VIDIOC_S_CTRL_OLD _IOW ('V', 28, struct v4l2_control) 1450 #define VIDIOC_G_AUDIO_OLD _IOWR ('V', 33, struct v4l2_audio) 1451 #define VIDIOC_G_AUDOUT_OLD _IOWR ('V', 49, struct v4l2_audioout) 1452 #define VIDIOC_CROPCAP_OLD _IOR ('V', 58, struct v4l2_cropcap) 1453 #endif 1454 1455 #define BASE_VIDIOC_PRIVATE 192 /* 192-255 are private */ 1456 1457 #endif /* __LINUX_VIDEODEV2_H */ 1458 1459 /* 1460 * Local variables: 1461 * c-basic-offset: 8 1462 * End: 1463 */ 1464