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 #define V4L2_CAP_HW_FREQ_SEEK 0x00000400 /* Can do hardware frequency seek */ 250 251 #define V4L2_CAP_TUNER 0x00010000 /* has a tuner */ 252 #define V4L2_CAP_AUDIO 0x00020000 /* has audio support */ 253 #define V4L2_CAP_RADIO 0x00040000 /* is a radio device */ 254 255 #define V4L2_CAP_READWRITE 0x01000000 /* read/write systemcalls */ 256 #define V4L2_CAP_ASYNCIO 0x02000000 /* async I/O */ 257 #define V4L2_CAP_STREAMING 0x04000000 /* streaming I/O ioctls */ 258 259 /* 260 * V I D E O I M A G E F O R M A T 261 */ 262 struct v4l2_pix_format 263 { 264 __u32 width; 265 __u32 height; 266 __u32 pixelformat; 267 enum v4l2_field field; 268 __u32 bytesperline; /* for padding, zero if unused */ 269 __u32 sizeimage; 270 enum v4l2_colorspace colorspace; 271 __u32 priv; /* private data, depends on pixelformat */ 272 }; 273 274 /* Pixel format FOURCC depth Description */ 275 #define V4L2_PIX_FMT_RGB332 v4l2_fourcc('R','G','B','1') /* 8 RGB-3-3-2 */ 276 #define V4L2_PIX_FMT_RGB444 v4l2_fourcc('R','4','4','4') /* 16 xxxxrrrr ggggbbbb */ 277 #define V4L2_PIX_FMT_RGB555 v4l2_fourcc('R','G','B','O') /* 16 RGB-5-5-5 */ 278 #define V4L2_PIX_FMT_RGB565 v4l2_fourcc('R','G','B','P') /* 16 RGB-5-6-5 */ 279 #define V4L2_PIX_FMT_RGB555X v4l2_fourcc('R','G','B','Q') /* 16 RGB-5-5-5 BE */ 280 #define V4L2_PIX_FMT_RGB565X v4l2_fourcc('R','G','B','R') /* 16 RGB-5-6-5 BE */ 281 #define V4L2_PIX_FMT_BGR24 v4l2_fourcc('B','G','R','3') /* 24 BGR-8-8-8 */ 282 #define V4L2_PIX_FMT_RGB24 v4l2_fourcc('R','G','B','3') /* 24 RGB-8-8-8 */ 283 #define V4L2_PIX_FMT_BGR32 v4l2_fourcc('B','G','R','4') /* 32 BGR-8-8-8-8 */ 284 #define V4L2_PIX_FMT_RGB32 v4l2_fourcc('R','G','B','4') /* 32 RGB-8-8-8-8 */ 285 #define V4L2_PIX_FMT_GREY v4l2_fourcc('G','R','E','Y') /* 8 Greyscale */ 286 #define V4L2_PIX_FMT_Y16 v4l2_fourcc('Y','1','6',' ') /* 16 Greyscale */ 287 #define V4L2_PIX_FMT_PAL8 v4l2_fourcc('P','A','L','8') /* 8 8-bit palette */ 288 #define V4L2_PIX_FMT_YVU410 v4l2_fourcc('Y','V','U','9') /* 9 YVU 4:1:0 */ 289 #define V4L2_PIX_FMT_YVU420 v4l2_fourcc('Y','V','1','2') /* 12 YVU 4:2:0 */ 290 #define V4L2_PIX_FMT_YUYV v4l2_fourcc('Y','U','Y','V') /* 16 YUV 4:2:2 */ 291 #define V4L2_PIX_FMT_UYVY v4l2_fourcc('U','Y','V','Y') /* 16 YUV 4:2:2 */ 292 #define V4L2_PIX_FMT_YUV422P v4l2_fourcc('4','2','2','P') /* 16 YVU422 planar */ 293 #define V4L2_PIX_FMT_YUV411P v4l2_fourcc('4','1','1','P') /* 16 YVU411 planar */ 294 #define V4L2_PIX_FMT_Y41P v4l2_fourcc('Y','4','1','P') /* 12 YUV 4:1:1 */ 295 #define V4L2_PIX_FMT_YUV444 v4l2_fourcc('Y','4','4','4') /* 16 xxxxyyyy uuuuvvvv */ 296 #define V4L2_PIX_FMT_YUV555 v4l2_fourcc('Y','U','V','O') /* 16 YUV-5-5-5 */ 297 #define V4L2_PIX_FMT_YUV565 v4l2_fourcc('Y','U','V','P') /* 16 YUV-5-6-5 */ 298 #define V4L2_PIX_FMT_YUV32 v4l2_fourcc('Y','U','V','4') /* 32 YUV-8-8-8-8 */ 299 300 /* two planes -- one Y, one Cr + Cb interleaved */ 301 #define V4L2_PIX_FMT_NV12 v4l2_fourcc('N','V','1','2') /* 12 Y/CbCr 4:2:0 */ 302 #define V4L2_PIX_FMT_NV21 v4l2_fourcc('N','V','2','1') /* 12 Y/CrCb 4:2:0 */ 303 304 /* The following formats are not defined in the V4L2 specification */ 305 #define V4L2_PIX_FMT_YUV410 v4l2_fourcc('Y','U','V','9') /* 9 YUV 4:1:0 */ 306 #define V4L2_PIX_FMT_YUV420 v4l2_fourcc('Y','U','1','2') /* 12 YUV 4:2:0 */ 307 #define V4L2_PIX_FMT_YYUV v4l2_fourcc('Y','Y','U','V') /* 16 YUV 4:2:2 */ 308 #define V4L2_PIX_FMT_HI240 v4l2_fourcc('H','I','2','4') /* 8 8-bit color */ 309 #define V4L2_PIX_FMT_HM12 v4l2_fourcc('H','M','1','2') /* 8 YUV 4:2:0 16x16 macroblocks */ 310 311 /* see http://www.siliconimaging.com/RGB%20Bayer.htm */ 312 #define V4L2_PIX_FMT_SBGGR8 v4l2_fourcc('B','A','8','1') /* 8 BGBG.. GRGR.. */ 313 #define V4L2_PIX_FMT_SGBRG8 v4l2_fourcc('G','B','R','G') /* 8 GBGB.. RGRG.. */ 314 #define V4L2_PIX_FMT_SBGGR16 v4l2_fourcc('B','Y','R','2') /* 16 BGBG.. GRGR.. */ 315 316 /* compressed formats */ 317 #define V4L2_PIX_FMT_MJPEG v4l2_fourcc('M','J','P','G') /* Motion-JPEG */ 318 #define V4L2_PIX_FMT_JPEG v4l2_fourcc('J','P','E','G') /* JFIF JPEG */ 319 #define V4L2_PIX_FMT_DV v4l2_fourcc('d','v','s','d') /* 1394 */ 320 #define V4L2_PIX_FMT_MPEG v4l2_fourcc('M','P','E','G') /* MPEG-1/2/4 */ 321 322 /* Vendor-specific formats */ 323 #define V4L2_PIX_FMT_WNVA v4l2_fourcc('W','N','V','A') /* Winnov hw compress */ 324 #define V4L2_PIX_FMT_SN9C10X v4l2_fourcc('S','9','1','0') /* SN9C10x compression */ 325 #define V4L2_PIX_FMT_PWC1 v4l2_fourcc('P','W','C','1') /* pwc older webcam */ 326 #define V4L2_PIX_FMT_PWC2 v4l2_fourcc('P','W','C','2') /* pwc newer webcam */ 327 #define V4L2_PIX_FMT_ET61X251 v4l2_fourcc('E','6','2','5') /* ET61X251 compression */ 328 #define V4L2_PIX_FMT_SPCA501 v4l2_fourcc('S','5','0','1') /* YUYV per line */ 329 #define V4L2_PIX_FMT_SPCA561 v4l2_fourcc('S','5','6','1') /* compressed GBRG bayer */ 330 #define V4L2_PIX_FMT_PAC207 v4l2_fourcc('P','2','0','7') /* compressed BGGR bayer */ 331 332 /* 333 * F O R M A T E N U M E R A T I O N 334 */ 335 struct v4l2_fmtdesc 336 { 337 __u32 index; /* Format number */ 338 enum v4l2_buf_type type; /* buffer type */ 339 __u32 flags; 340 __u8 description[32]; /* Description string */ 341 __u32 pixelformat; /* Format fourcc */ 342 __u32 reserved[4]; 343 }; 344 345 #define V4L2_FMT_FLAG_COMPRESSED 0x0001 346 347 #if 1 348 /* Experimental Frame Size and frame rate enumeration */ 349 /* 350 * F R A M E S I Z E E N U M E R A T I O N 351 */ 352 enum v4l2_frmsizetypes 353 { 354 V4L2_FRMSIZE_TYPE_DISCRETE = 1, 355 V4L2_FRMSIZE_TYPE_CONTINUOUS = 2, 356 V4L2_FRMSIZE_TYPE_STEPWISE = 3, 357 }; 358 359 struct v4l2_frmsize_discrete 360 { 361 __u32 width; /* Frame width [pixel] */ 362 __u32 height; /* Frame height [pixel] */ 363 }; 364 365 struct v4l2_frmsize_stepwise 366 { 367 __u32 min_width; /* Minimum frame width [pixel] */ 368 __u32 max_width; /* Maximum frame width [pixel] */ 369 __u32 step_width; /* Frame width step size [pixel] */ 370 __u32 min_height; /* Minimum frame height [pixel] */ 371 __u32 max_height; /* Maximum frame height [pixel] */ 372 __u32 step_height; /* Frame height step size [pixel] */ 373 }; 374 375 struct v4l2_frmsizeenum 376 { 377 __u32 index; /* Frame size number */ 378 __u32 pixel_format; /* Pixel format */ 379 __u32 type; /* Frame size type the device supports. */ 380 381 union { /* Frame size */ 382 struct v4l2_frmsize_discrete discrete; 383 struct v4l2_frmsize_stepwise stepwise; 384 }; 385 386 __u32 reserved[2]; /* Reserved space for future use */ 387 }; 388 389 /* 390 * F R A M E R A T E E N U M E R A T I O N 391 */ 392 enum v4l2_frmivaltypes 393 { 394 V4L2_FRMIVAL_TYPE_DISCRETE = 1, 395 V4L2_FRMIVAL_TYPE_CONTINUOUS = 2, 396 V4L2_FRMIVAL_TYPE_STEPWISE = 3, 397 }; 398 399 struct v4l2_frmival_stepwise 400 { 401 struct v4l2_fract min; /* Minimum frame interval [s] */ 402 struct v4l2_fract max; /* Maximum frame interval [s] */ 403 struct v4l2_fract step; /* Frame interval step size [s] */ 404 }; 405 406 struct v4l2_frmivalenum 407 { 408 __u32 index; /* Frame format index */ 409 __u32 pixel_format; /* Pixel format */ 410 __u32 width; /* Frame width */ 411 __u32 height; /* Frame height */ 412 __u32 type; /* Frame interval type the device supports. */ 413 414 union { /* Frame interval */ 415 struct v4l2_fract discrete; 416 struct v4l2_frmival_stepwise stepwise; 417 }; 418 419 __u32 reserved[2]; /* Reserved space for future use */ 420 }; 421 #endif 422 423 /* 424 * T I M E C O D E 425 */ 426 struct v4l2_timecode 427 { 428 __u32 type; 429 __u32 flags; 430 __u8 frames; 431 __u8 seconds; 432 __u8 minutes; 433 __u8 hours; 434 __u8 userbits[4]; 435 }; 436 437 /* Type */ 438 #define V4L2_TC_TYPE_24FPS 1 439 #define V4L2_TC_TYPE_25FPS 2 440 #define V4L2_TC_TYPE_30FPS 3 441 #define V4L2_TC_TYPE_50FPS 4 442 #define V4L2_TC_TYPE_60FPS 5 443 444 /* Flags */ 445 #define V4L2_TC_FLAG_DROPFRAME 0x0001 /* "drop-frame" mode */ 446 #define V4L2_TC_FLAG_COLORFRAME 0x0002 447 #define V4L2_TC_USERBITS_field 0x000C 448 #define V4L2_TC_USERBITS_USERDEFINED 0x0000 449 #define V4L2_TC_USERBITS_8BITCHARS 0x0008 450 /* The above is based on SMPTE timecodes */ 451 452 struct v4l2_jpegcompression 453 { 454 int quality; 455 456 int APPn; /* Number of APP segment to be written, 457 * must be 0..15 */ 458 int APP_len; /* Length of data in JPEG APPn segment */ 459 char APP_data[60]; /* Data in the JPEG APPn segment. */ 460 461 int COM_len; /* Length of data in JPEG COM segment */ 462 char COM_data[60]; /* Data in JPEG COM segment */ 463 464 __u32 jpeg_markers; /* Which markers should go into the JPEG 465 * output. Unless you exactly know what 466 * you do, leave them untouched. 467 * Inluding less markers will make the 468 * resulting code smaller, but there will 469 * be fewer aplications which can read it. 470 * The presence of the APP and COM marker 471 * is influenced by APP_len and COM_len 472 * ONLY, not by this property! */ 473 474 #define V4L2_JPEG_MARKER_DHT (1<<3) /* Define Huffman Tables */ 475 #define V4L2_JPEG_MARKER_DQT (1<<4) /* Define Quantization Tables */ 476 #define V4L2_JPEG_MARKER_DRI (1<<5) /* Define Restart Interval */ 477 #define V4L2_JPEG_MARKER_COM (1<<6) /* Comment segment */ 478 #define V4L2_JPEG_MARKER_APP (1<<7) /* App segment, driver will 479 * allways use APP0 */ 480 }; 481 482 /* 483 * M E M O R Y - M A P P I N G B U F F E R S 484 */ 485 struct v4l2_requestbuffers 486 { 487 __u32 count; 488 enum v4l2_buf_type type; 489 enum v4l2_memory memory; 490 __u32 reserved[2]; 491 }; 492 493 struct v4l2_buffer 494 { 495 __u32 index; 496 enum v4l2_buf_type type; 497 __u32 bytesused; 498 __u32 flags; 499 enum v4l2_field field; 500 struct timeval timestamp; 501 struct v4l2_timecode timecode; 502 __u32 sequence; 503 504 /* memory location */ 505 enum v4l2_memory memory; 506 union { 507 __u32 offset; 508 unsigned long userptr; 509 } m; 510 __u32 length; 511 __u32 input; 512 __u32 reserved; 513 }; 514 515 /* Flags for 'flags' field */ 516 #define V4L2_BUF_FLAG_MAPPED 0x0001 /* Buffer is mapped (flag) */ 517 #define V4L2_BUF_FLAG_QUEUED 0x0002 /* Buffer is queued for processing */ 518 #define V4L2_BUF_FLAG_DONE 0x0004 /* Buffer is ready */ 519 #define V4L2_BUF_FLAG_KEYFRAME 0x0008 /* Image is a keyframe (I-frame) */ 520 #define V4L2_BUF_FLAG_PFRAME 0x0010 /* Image is a P-frame */ 521 #define V4L2_BUF_FLAG_BFRAME 0x0020 /* Image is a B-frame */ 522 #define V4L2_BUF_FLAG_TIMECODE 0x0100 /* timecode field is valid */ 523 #define V4L2_BUF_FLAG_INPUT 0x0200 /* input field is valid */ 524 525 /* 526 * O V E R L A Y P R E V I E W 527 */ 528 struct v4l2_framebuffer 529 { 530 __u32 capability; 531 __u32 flags; 532 /* FIXME: in theory we should pass something like PCI device + memory 533 * region + offset instead of some physical address */ 534 void* base; 535 struct v4l2_pix_format fmt; 536 }; 537 /* Flags for the 'capability' field. Read only */ 538 #define V4L2_FBUF_CAP_EXTERNOVERLAY 0x0001 539 #define V4L2_FBUF_CAP_CHROMAKEY 0x0002 540 #define V4L2_FBUF_CAP_LIST_CLIPPING 0x0004 541 #define V4L2_FBUF_CAP_BITMAP_CLIPPING 0x0008 542 #define V4L2_FBUF_CAP_LOCAL_ALPHA 0x0010 543 #define V4L2_FBUF_CAP_GLOBAL_ALPHA 0x0020 544 #define V4L2_FBUF_CAP_LOCAL_INV_ALPHA 0x0040 545 /* Flags for the 'flags' field. */ 546 #define V4L2_FBUF_FLAG_PRIMARY 0x0001 547 #define V4L2_FBUF_FLAG_OVERLAY 0x0002 548 #define V4L2_FBUF_FLAG_CHROMAKEY 0x0004 549 #define V4L2_FBUF_FLAG_LOCAL_ALPHA 0x0008 550 #define V4L2_FBUF_FLAG_GLOBAL_ALPHA 0x0010 551 #define V4L2_FBUF_FLAG_LOCAL_INV_ALPHA 0x0020 552 553 struct v4l2_clip 554 { 555 struct v4l2_rect c; 556 struct v4l2_clip __user *next; 557 }; 558 559 struct v4l2_window 560 { 561 struct v4l2_rect w; 562 enum v4l2_field field; 563 __u32 chromakey; 564 struct v4l2_clip __user *clips; 565 __u32 clipcount; 566 void __user *bitmap; 567 __u8 global_alpha; 568 }; 569 570 /* 571 * C A P T U R E P A R A M E T E R S 572 */ 573 struct v4l2_captureparm 574 { 575 __u32 capability; /* Supported modes */ 576 __u32 capturemode; /* Current mode */ 577 struct v4l2_fract timeperframe; /* Time per frame in .1us units */ 578 __u32 extendedmode; /* Driver-specific extensions */ 579 __u32 readbuffers; /* # of buffers for read */ 580 __u32 reserved[4]; 581 }; 582 583 /* Flags for 'capability' and 'capturemode' fields */ 584 #define V4L2_MODE_HIGHQUALITY 0x0001 /* High quality imaging mode */ 585 #define V4L2_CAP_TIMEPERFRAME 0x1000 /* timeperframe field is supported */ 586 587 struct v4l2_outputparm 588 { 589 __u32 capability; /* Supported modes */ 590 __u32 outputmode; /* Current mode */ 591 struct v4l2_fract timeperframe; /* Time per frame in seconds */ 592 __u32 extendedmode; /* Driver-specific extensions */ 593 __u32 writebuffers; /* # of buffers for write */ 594 __u32 reserved[4]; 595 }; 596 597 /* 598 * I N P U T I M A G E C R O P P I N G 599 */ 600 struct v4l2_cropcap { 601 enum v4l2_buf_type type; 602 struct v4l2_rect bounds; 603 struct v4l2_rect defrect; 604 struct v4l2_fract pixelaspect; 605 }; 606 607 struct v4l2_crop { 608 enum v4l2_buf_type type; 609 struct v4l2_rect c; 610 }; 611 612 /* 613 * A N A L O G V I D E O S T A N D A R D 614 */ 615 616 typedef __u64 v4l2_std_id; 617 618 /* one bit for each */ 619 #define V4L2_STD_PAL_B ((v4l2_std_id)0x00000001) 620 #define V4L2_STD_PAL_B1 ((v4l2_std_id)0x00000002) 621 #define V4L2_STD_PAL_G ((v4l2_std_id)0x00000004) 622 #define V4L2_STD_PAL_H ((v4l2_std_id)0x00000008) 623 #define V4L2_STD_PAL_I ((v4l2_std_id)0x00000010) 624 #define V4L2_STD_PAL_D ((v4l2_std_id)0x00000020) 625 #define V4L2_STD_PAL_D1 ((v4l2_std_id)0x00000040) 626 #define V4L2_STD_PAL_K ((v4l2_std_id)0x00000080) 627 628 #define V4L2_STD_PAL_M ((v4l2_std_id)0x00000100) 629 #define V4L2_STD_PAL_N ((v4l2_std_id)0x00000200) 630 #define V4L2_STD_PAL_Nc ((v4l2_std_id)0x00000400) 631 #define V4L2_STD_PAL_60 ((v4l2_std_id)0x00000800) 632 633 #define V4L2_STD_NTSC_M ((v4l2_std_id)0x00001000) 634 #define V4L2_STD_NTSC_M_JP ((v4l2_std_id)0x00002000) 635 #define V4L2_STD_NTSC_443 ((v4l2_std_id)0x00004000) 636 #define V4L2_STD_NTSC_M_KR ((v4l2_std_id)0x00008000) 637 638 #define V4L2_STD_SECAM_B ((v4l2_std_id)0x00010000) 639 #define V4L2_STD_SECAM_D ((v4l2_std_id)0x00020000) 640 #define V4L2_STD_SECAM_G ((v4l2_std_id)0x00040000) 641 #define V4L2_STD_SECAM_H ((v4l2_std_id)0x00080000) 642 #define V4L2_STD_SECAM_K ((v4l2_std_id)0x00100000) 643 #define V4L2_STD_SECAM_K1 ((v4l2_std_id)0x00200000) 644 #define V4L2_STD_SECAM_L ((v4l2_std_id)0x00400000) 645 #define V4L2_STD_SECAM_LC ((v4l2_std_id)0x00800000) 646 647 /* ATSC/HDTV */ 648 #define V4L2_STD_ATSC_8_VSB ((v4l2_std_id)0x01000000) 649 #define V4L2_STD_ATSC_16_VSB ((v4l2_std_id)0x02000000) 650 651 /* FIXME: 652 Although std_id is 64 bits, there is an issue on PPC32 architecture that 653 makes switch(__u64) to break. So, there's a hack on v4l2-common.c rounding 654 this value to 32 bits. 655 As, currently, the max value is for V4L2_STD_ATSC_16_VSB (30 bits wide), 656 it should work fine. However, if needed to add more than two standards, 657 v4l2-common.c should be fixed. 658 */ 659 660 /* some merged standards */ 661 #define V4L2_STD_MN (V4L2_STD_PAL_M|V4L2_STD_PAL_N|V4L2_STD_PAL_Nc|V4L2_STD_NTSC) 662 #define V4L2_STD_B (V4L2_STD_PAL_B|V4L2_STD_PAL_B1|V4L2_STD_SECAM_B) 663 #define V4L2_STD_GH (V4L2_STD_PAL_G|V4L2_STD_PAL_H|V4L2_STD_SECAM_G|V4L2_STD_SECAM_H) 664 #define V4L2_STD_DK (V4L2_STD_PAL_DK|V4L2_STD_SECAM_DK) 665 666 /* some common needed stuff */ 667 #define V4L2_STD_PAL_BG (V4L2_STD_PAL_B |\ 668 V4L2_STD_PAL_B1 |\ 669 V4L2_STD_PAL_G) 670 #define V4L2_STD_PAL_DK (V4L2_STD_PAL_D |\ 671 V4L2_STD_PAL_D1 |\ 672 V4L2_STD_PAL_K) 673 #define V4L2_STD_PAL (V4L2_STD_PAL_BG |\ 674 V4L2_STD_PAL_DK |\ 675 V4L2_STD_PAL_H |\ 676 V4L2_STD_PAL_I) 677 #define V4L2_STD_NTSC (V4L2_STD_NTSC_M |\ 678 V4L2_STD_NTSC_M_JP |\ 679 V4L2_STD_NTSC_M_KR) 680 #define V4L2_STD_SECAM_DK (V4L2_STD_SECAM_D |\ 681 V4L2_STD_SECAM_K |\ 682 V4L2_STD_SECAM_K1) 683 #define V4L2_STD_SECAM (V4L2_STD_SECAM_B |\ 684 V4L2_STD_SECAM_G |\ 685 V4L2_STD_SECAM_H |\ 686 V4L2_STD_SECAM_DK |\ 687 V4L2_STD_SECAM_L |\ 688 V4L2_STD_SECAM_LC) 689 690 #define V4L2_STD_525_60 (V4L2_STD_PAL_M |\ 691 V4L2_STD_PAL_60 |\ 692 V4L2_STD_NTSC |\ 693 V4L2_STD_NTSC_443) 694 #define V4L2_STD_625_50 (V4L2_STD_PAL |\ 695 V4L2_STD_PAL_N |\ 696 V4L2_STD_PAL_Nc |\ 697 V4L2_STD_SECAM) 698 #define V4L2_STD_ATSC (V4L2_STD_ATSC_8_VSB |\ 699 V4L2_STD_ATSC_16_VSB) 700 701 #define V4L2_STD_UNKNOWN 0 702 #define V4L2_STD_ALL (V4L2_STD_525_60 |\ 703 V4L2_STD_625_50) 704 705 struct v4l2_standard 706 { 707 __u32 index; 708 v4l2_std_id id; 709 __u8 name[24]; 710 struct v4l2_fract frameperiod; /* Frames, not fields */ 711 __u32 framelines; 712 __u32 reserved[4]; 713 }; 714 715 /* 716 * V I D E O I N P U T S 717 */ 718 struct v4l2_input 719 { 720 __u32 index; /* Which input */ 721 __u8 name[32]; /* Label */ 722 __u32 type; /* Type of input */ 723 __u32 audioset; /* Associated audios (bitfield) */ 724 __u32 tuner; /* Associated tuner */ 725 v4l2_std_id std; 726 __u32 status; 727 __u32 reserved[4]; 728 }; 729 730 /* Values for the 'type' field */ 731 #define V4L2_INPUT_TYPE_TUNER 1 732 #define V4L2_INPUT_TYPE_CAMERA 2 733 734 /* field 'status' - general */ 735 #define V4L2_IN_ST_NO_POWER 0x00000001 /* Attached device is off */ 736 #define V4L2_IN_ST_NO_SIGNAL 0x00000002 737 #define V4L2_IN_ST_NO_COLOR 0x00000004 738 739 /* field 'status' - analog */ 740 #define V4L2_IN_ST_NO_H_LOCK 0x00000100 /* No horizontal sync lock */ 741 #define V4L2_IN_ST_COLOR_KILL 0x00000200 /* Color killer is active */ 742 743 /* field 'status' - digital */ 744 #define V4L2_IN_ST_NO_SYNC 0x00010000 /* No synchronization lock */ 745 #define V4L2_IN_ST_NO_EQU 0x00020000 /* No equalizer lock */ 746 #define V4L2_IN_ST_NO_CARRIER 0x00040000 /* Carrier recovery failed */ 747 748 /* field 'status' - VCR and set-top box */ 749 #define V4L2_IN_ST_MACROVISION 0x01000000 /* Macrovision detected */ 750 #define V4L2_IN_ST_NO_ACCESS 0x02000000 /* Conditional access denied */ 751 #define V4L2_IN_ST_VTR 0x04000000 /* VTR time constant */ 752 753 /* 754 * V I D E O O U T P U T S 755 */ 756 struct v4l2_output 757 { 758 __u32 index; /* Which output */ 759 __u8 name[32]; /* Label */ 760 __u32 type; /* Type of output */ 761 __u32 audioset; /* Associated audios (bitfield) */ 762 __u32 modulator; /* Associated modulator */ 763 v4l2_std_id std; 764 __u32 reserved[4]; 765 }; 766 /* Values for the 'type' field */ 767 #define V4L2_OUTPUT_TYPE_MODULATOR 1 768 #define V4L2_OUTPUT_TYPE_ANALOG 2 769 #define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY 3 770 771 /* 772 * C O N T R O L S 773 */ 774 struct v4l2_control 775 { 776 __u32 id; 777 __s32 value; 778 }; 779 780 struct v4l2_ext_control 781 { 782 __u32 id; 783 __u32 reserved2[2]; 784 union { 785 __s32 value; 786 __s64 value64; 787 void *reserved; 788 }; 789 } __attribute__ ((packed)); 790 791 struct v4l2_ext_controls 792 { 793 __u32 ctrl_class; 794 __u32 count; 795 __u32 error_idx; 796 __u32 reserved[2]; 797 struct v4l2_ext_control *controls; 798 }; 799 800 /* Values for ctrl_class field */ 801 #define V4L2_CTRL_CLASS_USER 0x00980000 /* Old-style 'user' controls */ 802 #define V4L2_CTRL_CLASS_MPEG 0x00990000 /* MPEG-compression controls */ 803 #define V4L2_CTRL_CLASS_CAMERA 0x009a0000 /* Camera class controls */ 804 805 #define V4L2_CTRL_ID_MASK (0x0fffffff) 806 #define V4L2_CTRL_ID2CLASS(id) ((id) & 0x0fff0000UL) 807 #define V4L2_CTRL_DRIVER_PRIV(id) (((id) & 0xffff) >= 0x1000) 808 809 /* Used in the VIDIOC_QUERYCTRL ioctl for querying controls */ 810 struct v4l2_queryctrl 811 { 812 __u32 id; 813 enum v4l2_ctrl_type type; 814 __u8 name[32]; /* Whatever */ 815 __s32 minimum; /* Note signedness */ 816 __s32 maximum; 817 __s32 step; 818 __s32 default_value; 819 __u32 flags; 820 __u32 reserved[2]; 821 }; 822 823 /* Used in the VIDIOC_QUERYMENU ioctl for querying menu items */ 824 struct v4l2_querymenu 825 { 826 __u32 id; 827 __u32 index; 828 __u8 name[32]; /* Whatever */ 829 __u32 reserved; 830 }; 831 832 /* Control flags */ 833 #define V4L2_CTRL_FLAG_DISABLED 0x0001 834 #define V4L2_CTRL_FLAG_GRABBED 0x0002 835 #define V4L2_CTRL_FLAG_READ_ONLY 0x0004 836 #define V4L2_CTRL_FLAG_UPDATE 0x0008 837 #define V4L2_CTRL_FLAG_INACTIVE 0x0010 838 #define V4L2_CTRL_FLAG_SLIDER 0x0020 839 840 /* Query flag, to be ORed with the control ID */ 841 #define V4L2_CTRL_FLAG_NEXT_CTRL 0x80000000 842 843 /* User-class control IDs defined by V4L2 */ 844 #define V4L2_CID_BASE (V4L2_CTRL_CLASS_USER | 0x900) 845 #define V4L2_CID_USER_BASE V4L2_CID_BASE 846 /* IDs reserved for driver specific controls */ 847 #define V4L2_CID_PRIVATE_BASE 0x08000000 848 849 #define V4L2_CID_USER_CLASS (V4L2_CTRL_CLASS_USER | 1) 850 #define V4L2_CID_BRIGHTNESS (V4L2_CID_BASE+0) 851 #define V4L2_CID_CONTRAST (V4L2_CID_BASE+1) 852 #define V4L2_CID_SATURATION (V4L2_CID_BASE+2) 853 #define V4L2_CID_HUE (V4L2_CID_BASE+3) 854 #define V4L2_CID_AUDIO_VOLUME (V4L2_CID_BASE+5) 855 #define V4L2_CID_AUDIO_BALANCE (V4L2_CID_BASE+6) 856 #define V4L2_CID_AUDIO_BASS (V4L2_CID_BASE+7) 857 #define V4L2_CID_AUDIO_TREBLE (V4L2_CID_BASE+8) 858 #define V4L2_CID_AUDIO_MUTE (V4L2_CID_BASE+9) 859 #define V4L2_CID_AUDIO_LOUDNESS (V4L2_CID_BASE+10) 860 #define V4L2_CID_BLACK_LEVEL (V4L2_CID_BASE+11) /* Deprecated */ 861 #define V4L2_CID_AUTO_WHITE_BALANCE (V4L2_CID_BASE+12) 862 #define V4L2_CID_DO_WHITE_BALANCE (V4L2_CID_BASE+13) 863 #define V4L2_CID_RED_BALANCE (V4L2_CID_BASE+14) 864 #define V4L2_CID_BLUE_BALANCE (V4L2_CID_BASE+15) 865 #define V4L2_CID_GAMMA (V4L2_CID_BASE+16) 866 #define V4L2_CID_WHITENESS (V4L2_CID_GAMMA) /* Deprecated */ 867 #define V4L2_CID_EXPOSURE (V4L2_CID_BASE+17) 868 #define V4L2_CID_AUTOGAIN (V4L2_CID_BASE+18) 869 #define V4L2_CID_GAIN (V4L2_CID_BASE+19) 870 #define V4L2_CID_HFLIP (V4L2_CID_BASE+20) 871 #define V4L2_CID_VFLIP (V4L2_CID_BASE+21) 872 873 /* Deprecated; use V4L2_CID_PAN_RESET and V4L2_CID_TILT_RESET */ 874 #define V4L2_CID_HCENTER (V4L2_CID_BASE+22) 875 #define V4L2_CID_VCENTER (V4L2_CID_BASE+23) 876 877 #define V4L2_CID_POWER_LINE_FREQUENCY (V4L2_CID_BASE+24) 878 enum v4l2_power_line_frequency { 879 V4L2_CID_POWER_LINE_FREQUENCY_DISABLED = 0, 880 V4L2_CID_POWER_LINE_FREQUENCY_50HZ = 1, 881 V4L2_CID_POWER_LINE_FREQUENCY_60HZ = 2, 882 }; 883 #define V4L2_CID_HUE_AUTO (V4L2_CID_BASE+25) 884 #define V4L2_CID_WHITE_BALANCE_TEMPERATURE (V4L2_CID_BASE+26) 885 #define V4L2_CID_SHARPNESS (V4L2_CID_BASE+27) 886 #define V4L2_CID_BACKLIGHT_COMPENSATION (V4L2_CID_BASE+28) 887 #define V4L2_CID_CHROMA_AGC (V4L2_CID_BASE+29) 888 #define V4L2_CID_COLOR_KILLER (V4L2_CID_BASE+30) 889 /* last CID + 1 */ 890 #define V4L2_CID_LASTP1 (V4L2_CID_BASE+31) 891 892 /* MPEG-class control IDs defined by V4L2 */ 893 #define V4L2_CID_MPEG_BASE (V4L2_CTRL_CLASS_MPEG | 0x900) 894 #define V4L2_CID_MPEG_CLASS (V4L2_CTRL_CLASS_MPEG | 1) 895 896 /* MPEG streams */ 897 #define V4L2_CID_MPEG_STREAM_TYPE (V4L2_CID_MPEG_BASE+0) 898 enum v4l2_mpeg_stream_type { 899 V4L2_MPEG_STREAM_TYPE_MPEG2_PS = 0, /* MPEG-2 program stream */ 900 V4L2_MPEG_STREAM_TYPE_MPEG2_TS = 1, /* MPEG-2 transport stream */ 901 V4L2_MPEG_STREAM_TYPE_MPEG1_SS = 2, /* MPEG-1 system stream */ 902 V4L2_MPEG_STREAM_TYPE_MPEG2_DVD = 3, /* MPEG-2 DVD-compatible stream */ 903 V4L2_MPEG_STREAM_TYPE_MPEG1_VCD = 4, /* MPEG-1 VCD-compatible stream */ 904 V4L2_MPEG_STREAM_TYPE_MPEG2_SVCD = 5, /* MPEG-2 SVCD-compatible stream */ 905 }; 906 #define V4L2_CID_MPEG_STREAM_PID_PMT (V4L2_CID_MPEG_BASE+1) 907 #define V4L2_CID_MPEG_STREAM_PID_AUDIO (V4L2_CID_MPEG_BASE+2) 908 #define V4L2_CID_MPEG_STREAM_PID_VIDEO (V4L2_CID_MPEG_BASE+3) 909 #define V4L2_CID_MPEG_STREAM_PID_PCR (V4L2_CID_MPEG_BASE+4) 910 #define V4L2_CID_MPEG_STREAM_PES_ID_AUDIO (V4L2_CID_MPEG_BASE+5) 911 #define V4L2_CID_MPEG_STREAM_PES_ID_VIDEO (V4L2_CID_MPEG_BASE+6) 912 #define V4L2_CID_MPEG_STREAM_VBI_FMT (V4L2_CID_MPEG_BASE+7) 913 enum v4l2_mpeg_stream_vbi_fmt { 914 V4L2_MPEG_STREAM_VBI_FMT_NONE = 0, /* No VBI in the MPEG stream */ 915 V4L2_MPEG_STREAM_VBI_FMT_IVTV = 1, /* VBI in private packets, IVTV format */ 916 }; 917 918 /* MPEG audio */ 919 #define V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ (V4L2_CID_MPEG_BASE+100) 920 enum v4l2_mpeg_audio_sampling_freq { 921 V4L2_MPEG_AUDIO_SAMPLING_FREQ_44100 = 0, 922 V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000 = 1, 923 V4L2_MPEG_AUDIO_SAMPLING_FREQ_32000 = 2, 924 }; 925 #define V4L2_CID_MPEG_AUDIO_ENCODING (V4L2_CID_MPEG_BASE+101) 926 enum v4l2_mpeg_audio_encoding { 927 V4L2_MPEG_AUDIO_ENCODING_LAYER_1 = 0, 928 V4L2_MPEG_AUDIO_ENCODING_LAYER_2 = 1, 929 V4L2_MPEG_AUDIO_ENCODING_LAYER_3 = 2, 930 }; 931 #define V4L2_CID_MPEG_AUDIO_L1_BITRATE (V4L2_CID_MPEG_BASE+102) 932 enum v4l2_mpeg_audio_l1_bitrate { 933 V4L2_MPEG_AUDIO_L1_BITRATE_32K = 0, 934 V4L2_MPEG_AUDIO_L1_BITRATE_64K = 1, 935 V4L2_MPEG_AUDIO_L1_BITRATE_96K = 2, 936 V4L2_MPEG_AUDIO_L1_BITRATE_128K = 3, 937 V4L2_MPEG_AUDIO_L1_BITRATE_160K = 4, 938 V4L2_MPEG_AUDIO_L1_BITRATE_192K = 5, 939 V4L2_MPEG_AUDIO_L1_BITRATE_224K = 6, 940 V4L2_MPEG_AUDIO_L1_BITRATE_256K = 7, 941 V4L2_MPEG_AUDIO_L1_BITRATE_288K = 8, 942 V4L2_MPEG_AUDIO_L1_BITRATE_320K = 9, 943 V4L2_MPEG_AUDIO_L1_BITRATE_352K = 10, 944 V4L2_MPEG_AUDIO_L1_BITRATE_384K = 11, 945 V4L2_MPEG_AUDIO_L1_BITRATE_416K = 12, 946 V4L2_MPEG_AUDIO_L1_BITRATE_448K = 13, 947 }; 948 #define V4L2_CID_MPEG_AUDIO_L2_BITRATE (V4L2_CID_MPEG_BASE+103) 949 enum v4l2_mpeg_audio_l2_bitrate { 950 V4L2_MPEG_AUDIO_L2_BITRATE_32K = 0, 951 V4L2_MPEG_AUDIO_L2_BITRATE_48K = 1, 952 V4L2_MPEG_AUDIO_L2_BITRATE_56K = 2, 953 V4L2_MPEG_AUDIO_L2_BITRATE_64K = 3, 954 V4L2_MPEG_AUDIO_L2_BITRATE_80K = 4, 955 V4L2_MPEG_AUDIO_L2_BITRATE_96K = 5, 956 V4L2_MPEG_AUDIO_L2_BITRATE_112K = 6, 957 V4L2_MPEG_AUDIO_L2_BITRATE_128K = 7, 958 V4L2_MPEG_AUDIO_L2_BITRATE_160K = 8, 959 V4L2_MPEG_AUDIO_L2_BITRATE_192K = 9, 960 V4L2_MPEG_AUDIO_L2_BITRATE_224K = 10, 961 V4L2_MPEG_AUDIO_L2_BITRATE_256K = 11, 962 V4L2_MPEG_AUDIO_L2_BITRATE_320K = 12, 963 V4L2_MPEG_AUDIO_L2_BITRATE_384K = 13, 964 }; 965 #define V4L2_CID_MPEG_AUDIO_L3_BITRATE (V4L2_CID_MPEG_BASE+104) 966 enum v4l2_mpeg_audio_l3_bitrate { 967 V4L2_MPEG_AUDIO_L3_BITRATE_32K = 0, 968 V4L2_MPEG_AUDIO_L3_BITRATE_40K = 1, 969 V4L2_MPEG_AUDIO_L3_BITRATE_48K = 2, 970 V4L2_MPEG_AUDIO_L3_BITRATE_56K = 3, 971 V4L2_MPEG_AUDIO_L3_BITRATE_64K = 4, 972 V4L2_MPEG_AUDIO_L3_BITRATE_80K = 5, 973 V4L2_MPEG_AUDIO_L3_BITRATE_96K = 6, 974 V4L2_MPEG_AUDIO_L3_BITRATE_112K = 7, 975 V4L2_MPEG_AUDIO_L3_BITRATE_128K = 8, 976 V4L2_MPEG_AUDIO_L3_BITRATE_160K = 9, 977 V4L2_MPEG_AUDIO_L3_BITRATE_192K = 10, 978 V4L2_MPEG_AUDIO_L3_BITRATE_224K = 11, 979 V4L2_MPEG_AUDIO_L3_BITRATE_256K = 12, 980 V4L2_MPEG_AUDIO_L3_BITRATE_320K = 13, 981 }; 982 #define V4L2_CID_MPEG_AUDIO_MODE (V4L2_CID_MPEG_BASE+105) 983 enum v4l2_mpeg_audio_mode { 984 V4L2_MPEG_AUDIO_MODE_STEREO = 0, 985 V4L2_MPEG_AUDIO_MODE_JOINT_STEREO = 1, 986 V4L2_MPEG_AUDIO_MODE_DUAL = 2, 987 V4L2_MPEG_AUDIO_MODE_MONO = 3, 988 }; 989 #define V4L2_CID_MPEG_AUDIO_MODE_EXTENSION (V4L2_CID_MPEG_BASE+106) 990 enum v4l2_mpeg_audio_mode_extension { 991 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4 = 0, 992 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_8 = 1, 993 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_12 = 2, 994 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_16 = 3, 995 }; 996 #define V4L2_CID_MPEG_AUDIO_EMPHASIS (V4L2_CID_MPEG_BASE+107) 997 enum v4l2_mpeg_audio_emphasis { 998 V4L2_MPEG_AUDIO_EMPHASIS_NONE = 0, 999 V4L2_MPEG_AUDIO_EMPHASIS_50_DIV_15_uS = 1, 1000 V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17 = 2, 1001 }; 1002 #define V4L2_CID_MPEG_AUDIO_CRC (V4L2_CID_MPEG_BASE+108) 1003 enum v4l2_mpeg_audio_crc { 1004 V4L2_MPEG_AUDIO_CRC_NONE = 0, 1005 V4L2_MPEG_AUDIO_CRC_CRC16 = 1, 1006 }; 1007 #define V4L2_CID_MPEG_AUDIO_MUTE (V4L2_CID_MPEG_BASE+109) 1008 1009 /* MPEG video */ 1010 #define V4L2_CID_MPEG_VIDEO_ENCODING (V4L2_CID_MPEG_BASE+200) 1011 enum v4l2_mpeg_video_encoding { 1012 V4L2_MPEG_VIDEO_ENCODING_MPEG_1 = 0, 1013 V4L2_MPEG_VIDEO_ENCODING_MPEG_2 = 1, 1014 }; 1015 #define V4L2_CID_MPEG_VIDEO_ASPECT (V4L2_CID_MPEG_BASE+201) 1016 enum v4l2_mpeg_video_aspect { 1017 V4L2_MPEG_VIDEO_ASPECT_1x1 = 0, 1018 V4L2_MPEG_VIDEO_ASPECT_4x3 = 1, 1019 V4L2_MPEG_VIDEO_ASPECT_16x9 = 2, 1020 V4L2_MPEG_VIDEO_ASPECT_221x100 = 3, 1021 }; 1022 #define V4L2_CID_MPEG_VIDEO_B_FRAMES (V4L2_CID_MPEG_BASE+202) 1023 #define V4L2_CID_MPEG_VIDEO_GOP_SIZE (V4L2_CID_MPEG_BASE+203) 1024 #define V4L2_CID_MPEG_VIDEO_GOP_CLOSURE (V4L2_CID_MPEG_BASE+204) 1025 #define V4L2_CID_MPEG_VIDEO_PULLDOWN (V4L2_CID_MPEG_BASE+205) 1026 #define V4L2_CID_MPEG_VIDEO_BITRATE_MODE (V4L2_CID_MPEG_BASE+206) 1027 enum v4l2_mpeg_video_bitrate_mode { 1028 V4L2_MPEG_VIDEO_BITRATE_MODE_VBR = 0, 1029 V4L2_MPEG_VIDEO_BITRATE_MODE_CBR = 1, 1030 }; 1031 #define V4L2_CID_MPEG_VIDEO_BITRATE (V4L2_CID_MPEG_BASE+207) 1032 #define V4L2_CID_MPEG_VIDEO_BITRATE_PEAK (V4L2_CID_MPEG_BASE+208) 1033 #define V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION (V4L2_CID_MPEG_BASE+209) 1034 #define V4L2_CID_MPEG_VIDEO_MUTE (V4L2_CID_MPEG_BASE+210) 1035 #define V4L2_CID_MPEG_VIDEO_MUTE_YUV (V4L2_CID_MPEG_BASE+211) 1036 1037 /* MPEG-class control IDs specific to the CX2584x driver as defined by V4L2 */ 1038 #define V4L2_CID_MPEG_CX2341X_BASE (V4L2_CTRL_CLASS_MPEG | 0x1000) 1039 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE (V4L2_CID_MPEG_CX2341X_BASE+0) 1040 enum v4l2_mpeg_cx2341x_video_spatial_filter_mode { 1041 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL = 0, 1042 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO = 1, 1043 }; 1044 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER (V4L2_CID_MPEG_CX2341X_BASE+1) 1045 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+2) 1046 enum v4l2_mpeg_cx2341x_video_luma_spatial_filter_type { 1047 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF = 0, 1048 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_HOR = 1, 1049 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_VERT = 2, 1050 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_HV_SEPARABLE = 3, 1051 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_SYM_NON_SEPARABLE = 4, 1052 }; 1053 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+3) 1054 enum v4l2_mpeg_cx2341x_video_chroma_spatial_filter_type { 1055 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF = 0, 1056 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR = 1, 1057 }; 1058 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE (V4L2_CID_MPEG_CX2341X_BASE+4) 1059 enum v4l2_mpeg_cx2341x_video_temporal_filter_mode { 1060 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL = 0, 1061 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO = 1, 1062 }; 1063 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER (V4L2_CID_MPEG_CX2341X_BASE+5) 1064 #define V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+6) 1065 enum v4l2_mpeg_cx2341x_video_median_filter_type { 1066 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF = 0, 1067 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR = 1, 1068 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_VERT = 2, 1069 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR_VERT = 3, 1070 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_DIAG = 4, 1071 }; 1072 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM (V4L2_CID_MPEG_CX2341X_BASE+7) 1073 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP (V4L2_CID_MPEG_CX2341X_BASE+8) 1074 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM (V4L2_CID_MPEG_CX2341X_BASE+9) 1075 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP (V4L2_CID_MPEG_CX2341X_BASE+10) 1076 #define V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS (V4L2_CID_MPEG_CX2341X_BASE+11) 1077 1078 /* Camera class control IDs */ 1079 #define V4L2_CID_CAMERA_CLASS_BASE (V4L2_CTRL_CLASS_CAMERA | 0x900) 1080 #define V4L2_CID_CAMERA_CLASS (V4L2_CTRL_CLASS_CAMERA | 1) 1081 1082 #define V4L2_CID_EXPOSURE_AUTO (V4L2_CID_CAMERA_CLASS_BASE+1) 1083 enum v4l2_exposure_auto_type { 1084 V4L2_EXPOSURE_AUTO = 0, 1085 V4L2_EXPOSURE_MANUAL = 1, 1086 V4L2_EXPOSURE_SHUTTER_PRIORITY = 2, 1087 V4L2_EXPOSURE_APERTURE_PRIORITY = 3 1088 }; 1089 #define V4L2_CID_EXPOSURE_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+2) 1090 #define V4L2_CID_EXPOSURE_AUTO_PRIORITY (V4L2_CID_CAMERA_CLASS_BASE+3) 1091 1092 #define V4L2_CID_PAN_RELATIVE (V4L2_CID_CAMERA_CLASS_BASE+4) 1093 #define V4L2_CID_TILT_RELATIVE (V4L2_CID_CAMERA_CLASS_BASE+5) 1094 #define V4L2_CID_PAN_RESET (V4L2_CID_CAMERA_CLASS_BASE+6) 1095 #define V4L2_CID_TILT_RESET (V4L2_CID_CAMERA_CLASS_BASE+7) 1096 1097 #define V4L2_CID_PAN_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+8) 1098 #define V4L2_CID_TILT_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+9) 1099 1100 #define V4L2_CID_FOCUS_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+10) 1101 #define V4L2_CID_FOCUS_RELATIVE (V4L2_CID_CAMERA_CLASS_BASE+11) 1102 #define V4L2_CID_FOCUS_AUTO (V4L2_CID_CAMERA_CLASS_BASE+12) 1103 1104 /* 1105 * T U N I N G 1106 */ 1107 struct v4l2_tuner 1108 { 1109 __u32 index; 1110 __u8 name[32]; 1111 enum v4l2_tuner_type type; 1112 __u32 capability; 1113 __u32 rangelow; 1114 __u32 rangehigh; 1115 __u32 rxsubchans; 1116 __u32 audmode; 1117 __s32 signal; 1118 __s32 afc; 1119 __u32 reserved[4]; 1120 }; 1121 1122 struct v4l2_modulator 1123 { 1124 __u32 index; 1125 __u8 name[32]; 1126 __u32 capability; 1127 __u32 rangelow; 1128 __u32 rangehigh; 1129 __u32 txsubchans; 1130 __u32 reserved[4]; 1131 }; 1132 1133 /* Flags for the 'capability' field */ 1134 #define V4L2_TUNER_CAP_LOW 0x0001 1135 #define V4L2_TUNER_CAP_NORM 0x0002 1136 #define V4L2_TUNER_CAP_STEREO 0x0010 1137 #define V4L2_TUNER_CAP_LANG2 0x0020 1138 #define V4L2_TUNER_CAP_SAP 0x0020 1139 #define V4L2_TUNER_CAP_LANG1 0x0040 1140 1141 /* Flags for the 'rxsubchans' field */ 1142 #define V4L2_TUNER_SUB_MONO 0x0001 1143 #define V4L2_TUNER_SUB_STEREO 0x0002 1144 #define V4L2_TUNER_SUB_LANG2 0x0004 1145 #define V4L2_TUNER_SUB_SAP 0x0004 1146 #define V4L2_TUNER_SUB_LANG1 0x0008 1147 1148 /* Values for the 'audmode' field */ 1149 #define V4L2_TUNER_MODE_MONO 0x0000 1150 #define V4L2_TUNER_MODE_STEREO 0x0001 1151 #define V4L2_TUNER_MODE_LANG2 0x0002 1152 #define V4L2_TUNER_MODE_SAP 0x0002 1153 #define V4L2_TUNER_MODE_LANG1 0x0003 1154 #define V4L2_TUNER_MODE_LANG1_LANG2 0x0004 1155 1156 struct v4l2_frequency 1157 { 1158 __u32 tuner; 1159 enum v4l2_tuner_type type; 1160 __u32 frequency; 1161 __u32 reserved[8]; 1162 }; 1163 1164 struct v4l2_hw_freq_seek { 1165 __u32 tuner; 1166 enum v4l2_tuner_type type; 1167 __u32 seek_upward; 1168 __u32 wrap_around; 1169 __u32 reserved[8]; 1170 }; 1171 1172 /* 1173 * A U D I O 1174 */ 1175 struct v4l2_audio 1176 { 1177 __u32 index; 1178 __u8 name[32]; 1179 __u32 capability; 1180 __u32 mode; 1181 __u32 reserved[2]; 1182 }; 1183 1184 /* Flags for the 'capability' field */ 1185 #define V4L2_AUDCAP_STEREO 0x00001 1186 #define V4L2_AUDCAP_AVL 0x00002 1187 1188 /* Flags for the 'mode' field */ 1189 #define V4L2_AUDMODE_AVL 0x00001 1190 1191 struct v4l2_audioout 1192 { 1193 __u32 index; 1194 __u8 name[32]; 1195 __u32 capability; 1196 __u32 mode; 1197 __u32 reserved[2]; 1198 }; 1199 1200 /* 1201 * M P E G S E R V I C E S 1202 * 1203 * NOTE: EXPERIMENTAL API 1204 */ 1205 #if 1 1206 #define V4L2_ENC_IDX_FRAME_I (0) 1207 #define V4L2_ENC_IDX_FRAME_P (1) 1208 #define V4L2_ENC_IDX_FRAME_B (2) 1209 #define V4L2_ENC_IDX_FRAME_MASK (0xf) 1210 1211 struct v4l2_enc_idx_entry { 1212 __u64 offset; 1213 __u64 pts; 1214 __u32 length; 1215 __u32 flags; 1216 __u32 reserved[2]; 1217 }; 1218 1219 #define V4L2_ENC_IDX_ENTRIES (64) 1220 struct v4l2_enc_idx { 1221 __u32 entries; 1222 __u32 entries_cap; 1223 __u32 reserved[4]; 1224 struct v4l2_enc_idx_entry entry[V4L2_ENC_IDX_ENTRIES]; 1225 }; 1226 1227 1228 #define V4L2_ENC_CMD_START (0) 1229 #define V4L2_ENC_CMD_STOP (1) 1230 #define V4L2_ENC_CMD_PAUSE (2) 1231 #define V4L2_ENC_CMD_RESUME (3) 1232 1233 /* Flags for V4L2_ENC_CMD_STOP */ 1234 #define V4L2_ENC_CMD_STOP_AT_GOP_END (1 << 0) 1235 1236 struct v4l2_encoder_cmd { 1237 __u32 cmd; 1238 __u32 flags; 1239 union { 1240 struct { 1241 __u32 data[8]; 1242 } raw; 1243 }; 1244 }; 1245 1246 #endif 1247 1248 1249 /* 1250 * D A T A S E R V I C E S ( V B I ) 1251 * 1252 * Data services API by Michael Schimek 1253 */ 1254 1255 /* Raw VBI */ 1256 struct v4l2_vbi_format 1257 { 1258 __u32 sampling_rate; /* in 1 Hz */ 1259 __u32 offset; 1260 __u32 samples_per_line; 1261 __u32 sample_format; /* V4L2_PIX_FMT_* */ 1262 __s32 start[2]; 1263 __u32 count[2]; 1264 __u32 flags; /* V4L2_VBI_* */ 1265 __u32 reserved[2]; /* must be zero */ 1266 }; 1267 1268 /* VBI flags */ 1269 #define V4L2_VBI_UNSYNC (1<< 0) 1270 #define V4L2_VBI_INTERLACED (1<< 1) 1271 1272 /* Sliced VBI 1273 * 1274 * This implements is a proposal V4L2 API to allow SLICED VBI 1275 * required for some hardware encoders. It should change without 1276 * notice in the definitive implementation. 1277 */ 1278 1279 struct v4l2_sliced_vbi_format 1280 { 1281 __u16 service_set; 1282 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field 1283 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field 1284 (equals frame lines 313-336 for 625 line video 1285 standards, 263-286 for 525 line standards) */ 1286 __u16 service_lines[2][24]; 1287 __u32 io_size; 1288 __u32 reserved[2]; /* must be zero */ 1289 }; 1290 1291 /* Teletext World System Teletext 1292 (WST), defined on ITU-R BT.653-2 */ 1293 #define V4L2_SLICED_TELETEXT_B (0x0001) 1294 /* Video Program System, defined on ETS 300 231*/ 1295 #define V4L2_SLICED_VPS (0x0400) 1296 /* Closed Caption, defined on EIA-608 */ 1297 #define V4L2_SLICED_CAPTION_525 (0x1000) 1298 /* Wide Screen System, defined on ITU-R BT1119.1 */ 1299 #define V4L2_SLICED_WSS_625 (0x4000) 1300 1301 #define V4L2_SLICED_VBI_525 (V4L2_SLICED_CAPTION_525) 1302 #define V4L2_SLICED_VBI_625 (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625) 1303 1304 struct v4l2_sliced_vbi_cap 1305 { 1306 __u16 service_set; 1307 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field 1308 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field 1309 (equals frame lines 313-336 for 625 line video 1310 standards, 263-286 for 525 line standards) */ 1311 __u16 service_lines[2][24]; 1312 enum v4l2_buf_type type; 1313 __u32 reserved[3]; /* must be 0 */ 1314 }; 1315 1316 struct v4l2_sliced_vbi_data 1317 { 1318 __u32 id; 1319 __u32 field; /* 0: first field, 1: second field */ 1320 __u32 line; /* 1-23 */ 1321 __u32 reserved; /* must be 0 */ 1322 __u8 data[48]; 1323 }; 1324 1325 /* 1326 * A G G R E G A T E S T R U C T U R E S 1327 */ 1328 1329 /* Stream data format 1330 */ 1331 struct v4l2_format 1332 { 1333 enum v4l2_buf_type type; 1334 union 1335 { 1336 struct v4l2_pix_format pix; // V4L2_BUF_TYPE_VIDEO_CAPTURE 1337 struct v4l2_window win; // V4L2_BUF_TYPE_VIDEO_OVERLAY 1338 struct v4l2_vbi_format vbi; // V4L2_BUF_TYPE_VBI_CAPTURE 1339 struct v4l2_sliced_vbi_format sliced; // V4L2_BUF_TYPE_SLICED_VBI_CAPTURE 1340 __u8 raw_data[200]; // user-defined 1341 } fmt; 1342 }; 1343 1344 1345 /* Stream type-dependent parameters 1346 */ 1347 struct v4l2_streamparm 1348 { 1349 enum v4l2_buf_type type; 1350 union 1351 { 1352 struct v4l2_captureparm capture; 1353 struct v4l2_outputparm output; 1354 __u8 raw_data[200]; /* user-defined */ 1355 } parm; 1356 }; 1357 1358 /* 1359 * A D V A N C E D D E B U G G I N G 1360 * 1361 * NOTE: EXPERIMENTAL API 1362 */ 1363 1364 /* VIDIOC_DBG_G_REGISTER and VIDIOC_DBG_S_REGISTER */ 1365 1366 #define V4L2_CHIP_MATCH_HOST 0 /* Match against chip ID on host (0 for the host) */ 1367 #define V4L2_CHIP_MATCH_I2C_DRIVER 1 /* Match against I2C driver ID */ 1368 #define V4L2_CHIP_MATCH_I2C_ADDR 2 /* Match against I2C 7-bit address */ 1369 1370 struct v4l2_register { 1371 __u32 match_type; /* Match type */ 1372 __u32 match_chip; /* Match this chip, meaning determined by match_type */ 1373 __u64 reg; 1374 __u64 val; 1375 }; 1376 1377 /* VIDIOC_G_CHIP_IDENT */ 1378 struct v4l2_chip_ident { 1379 __u32 match_type; /* Match type */ 1380 __u32 match_chip; /* Match this chip, meaning determined by match_type */ 1381 __u32 ident; /* chip identifier as specified in <media/v4l2-chip-ident.h> */ 1382 __u32 revision; /* chip revision, chip specific */ 1383 }; 1384 1385 /* 1386 * 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 1387 * 1388 */ 1389 #define VIDIOC_QUERYCAP _IOR ('V', 0, struct v4l2_capability) 1390 #define VIDIOC_RESERVED _IO ('V', 1) 1391 #define VIDIOC_ENUM_FMT _IOWR ('V', 2, struct v4l2_fmtdesc) 1392 #define VIDIOC_G_FMT _IOWR ('V', 4, struct v4l2_format) 1393 #define VIDIOC_S_FMT _IOWR ('V', 5, struct v4l2_format) 1394 #define VIDIOC_REQBUFS _IOWR ('V', 8, struct v4l2_requestbuffers) 1395 #define VIDIOC_QUERYBUF _IOWR ('V', 9, struct v4l2_buffer) 1396 #define VIDIOC_G_FBUF _IOR ('V', 10, struct v4l2_framebuffer) 1397 #define VIDIOC_S_FBUF _IOW ('V', 11, struct v4l2_framebuffer) 1398 #define VIDIOC_OVERLAY _IOW ('V', 14, int) 1399 #define VIDIOC_QBUF _IOWR ('V', 15, struct v4l2_buffer) 1400 #define VIDIOC_DQBUF _IOWR ('V', 17, struct v4l2_buffer) 1401 #define VIDIOC_STREAMON _IOW ('V', 18, int) 1402 #define VIDIOC_STREAMOFF _IOW ('V', 19, int) 1403 #define VIDIOC_G_PARM _IOWR ('V', 21, struct v4l2_streamparm) 1404 #define VIDIOC_S_PARM _IOWR ('V', 22, struct v4l2_streamparm) 1405 #define VIDIOC_G_STD _IOR ('V', 23, v4l2_std_id) 1406 #define VIDIOC_S_STD _IOW ('V', 24, v4l2_std_id) 1407 #define VIDIOC_ENUMSTD _IOWR ('V', 25, struct v4l2_standard) 1408 #define VIDIOC_ENUMINPUT _IOWR ('V', 26, struct v4l2_input) 1409 #define VIDIOC_G_CTRL _IOWR ('V', 27, struct v4l2_control) 1410 #define VIDIOC_S_CTRL _IOWR ('V', 28, struct v4l2_control) 1411 #define VIDIOC_G_TUNER _IOWR ('V', 29, struct v4l2_tuner) 1412 #define VIDIOC_S_TUNER _IOW ('V', 30, struct v4l2_tuner) 1413 #define VIDIOC_G_AUDIO _IOR ('V', 33, struct v4l2_audio) 1414 #define VIDIOC_S_AUDIO _IOW ('V', 34, struct v4l2_audio) 1415 #define VIDIOC_QUERYCTRL _IOWR ('V', 36, struct v4l2_queryctrl) 1416 #define VIDIOC_QUERYMENU _IOWR ('V', 37, struct v4l2_querymenu) 1417 #define VIDIOC_G_INPUT _IOR ('V', 38, int) 1418 #define VIDIOC_S_INPUT _IOWR ('V', 39, int) 1419 #define VIDIOC_G_OUTPUT _IOR ('V', 46, int) 1420 #define VIDIOC_S_OUTPUT _IOWR ('V', 47, int) 1421 #define VIDIOC_ENUMOUTPUT _IOWR ('V', 48, struct v4l2_output) 1422 #define VIDIOC_G_AUDOUT _IOR ('V', 49, struct v4l2_audioout) 1423 #define VIDIOC_S_AUDOUT _IOW ('V', 50, struct v4l2_audioout) 1424 #define VIDIOC_G_MODULATOR _IOWR ('V', 54, struct v4l2_modulator) 1425 #define VIDIOC_S_MODULATOR _IOW ('V', 55, struct v4l2_modulator) 1426 #define VIDIOC_G_FREQUENCY _IOWR ('V', 56, struct v4l2_frequency) 1427 #define VIDIOC_S_FREQUENCY _IOW ('V', 57, struct v4l2_frequency) 1428 #define VIDIOC_CROPCAP _IOWR ('V', 58, struct v4l2_cropcap) 1429 #define VIDIOC_G_CROP _IOWR ('V', 59, struct v4l2_crop) 1430 #define VIDIOC_S_CROP _IOW ('V', 60, struct v4l2_crop) 1431 #define VIDIOC_G_JPEGCOMP _IOR ('V', 61, struct v4l2_jpegcompression) 1432 #define VIDIOC_S_JPEGCOMP _IOW ('V', 62, struct v4l2_jpegcompression) 1433 #define VIDIOC_QUERYSTD _IOR ('V', 63, v4l2_std_id) 1434 #define VIDIOC_TRY_FMT _IOWR ('V', 64, struct v4l2_format) 1435 #define VIDIOC_ENUMAUDIO _IOWR ('V', 65, struct v4l2_audio) 1436 #define VIDIOC_ENUMAUDOUT _IOWR ('V', 66, struct v4l2_audioout) 1437 #define VIDIOC_G_PRIORITY _IOR ('V', 67, enum v4l2_priority) 1438 #define VIDIOC_S_PRIORITY _IOW ('V', 68, enum v4l2_priority) 1439 #define VIDIOC_G_SLICED_VBI_CAP _IOWR ('V', 69, struct v4l2_sliced_vbi_cap) 1440 #define VIDIOC_LOG_STATUS _IO ('V', 70) 1441 #define VIDIOC_G_EXT_CTRLS _IOWR ('V', 71, struct v4l2_ext_controls) 1442 #define VIDIOC_S_EXT_CTRLS _IOWR ('V', 72, struct v4l2_ext_controls) 1443 #define VIDIOC_TRY_EXT_CTRLS _IOWR ('V', 73, struct v4l2_ext_controls) 1444 #if 1 1445 #define VIDIOC_ENUM_FRAMESIZES _IOWR ('V', 74, struct v4l2_frmsizeenum) 1446 #define VIDIOC_ENUM_FRAMEINTERVALS _IOWR ('V', 75, struct v4l2_frmivalenum) 1447 #define VIDIOC_G_ENC_INDEX _IOR ('V', 76, struct v4l2_enc_idx) 1448 #define VIDIOC_ENCODER_CMD _IOWR ('V', 77, struct v4l2_encoder_cmd) 1449 #define VIDIOC_TRY_ENCODER_CMD _IOWR ('V', 78, struct v4l2_encoder_cmd) 1450 1451 /* Experimental, only implemented if CONFIG_VIDEO_ADV_DEBUG is defined */ 1452 #define VIDIOC_DBG_S_REGISTER _IOW ('V', 79, struct v4l2_register) 1453 #define VIDIOC_DBG_G_REGISTER _IOWR ('V', 80, struct v4l2_register) 1454 1455 #define VIDIOC_G_CHIP_IDENT _IOWR ('V', 81, struct v4l2_chip_ident) 1456 #endif 1457 #define VIDIOC_S_HW_FREQ_SEEK _IOW ('V', 82, struct v4l2_hw_freq_seek) 1458 1459 #ifdef __OLD_VIDIOC_ 1460 /* for compatibility, will go away some day */ 1461 #define VIDIOC_OVERLAY_OLD _IOWR ('V', 14, int) 1462 #define VIDIOC_S_PARM_OLD _IOW ('V', 22, struct v4l2_streamparm) 1463 #define VIDIOC_S_CTRL_OLD _IOW ('V', 28, struct v4l2_control) 1464 #define VIDIOC_G_AUDIO_OLD _IOWR ('V', 33, struct v4l2_audio) 1465 #define VIDIOC_G_AUDOUT_OLD _IOWR ('V', 49, struct v4l2_audioout) 1466 #define VIDIOC_CROPCAP_OLD _IOR ('V', 58, struct v4l2_cropcap) 1467 #endif 1468 1469 #define BASE_VIDIOC_PRIVATE 192 /* 192-255 are private */ 1470 1471 #endif /* __LINUX_VIDEODEV2_H */ 1472 1473 /* 1474 * Local variables: 1475 * c-basic-offset: 8 1476 * End: 1477 */ 1478