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 <bill@thedirks.org> 52 * Justin Schoeman 53 * Hans Verkuil <hverkuil@xs4all.nl> 54 * et al. 55 */ 56 #ifndef __LINUX_VIDEODEV2_H 57 #define __LINUX_VIDEODEV2_H 58 #define __user 59 #include <sys/time.h> 60 #include <linux/ioctl.h> 61 #include <linux/types.h> 62 63 /* 64 * Common stuff for both V4L1 and V4L2 65 * Moved from videodev.h 66 */ 67 #define VIDEO_MAX_FRAME 32 68 69 #define VID_TYPE_CAPTURE 1 /* Can capture */ 70 #define VID_TYPE_TUNER 2 /* Can tune */ 71 #define VID_TYPE_TELETEXT 4 /* Does teletext */ 72 #define VID_TYPE_OVERLAY 8 /* Overlay onto frame buffer */ 73 #define VID_TYPE_CHROMAKEY 16 /* Overlay by chromakey */ 74 #define VID_TYPE_CLIPPING 32 /* Can clip */ 75 #define VID_TYPE_FRAMERAM 64 /* Uses the frame buffer memory */ 76 #define VID_TYPE_SCALES 128 /* Scalable */ 77 #define VID_TYPE_MONOCHROME 256 /* Monochrome only */ 78 #define VID_TYPE_SUBCAPTURE 512 /* Can capture subareas of the image */ 79 #define VID_TYPE_MPEG_DECODER 1024 /* Can decode MPEG streams */ 80 #define VID_TYPE_MPEG_ENCODER 2048 /* Can encode MPEG streams */ 81 #define VID_TYPE_MJPEG_DECODER 4096 /* Can decode MJPEG streams */ 82 #define VID_TYPE_MJPEG_ENCODER 8192 /* Can encode MJPEG streams */ 83 84 /* 85 * M I S C E L L A N E O U S 86 */ 87 88 /* Four-character-code (FOURCC) */ 89 #define v4l2_fourcc(a,b,c,d)\ 90 (((__u32)(a)<<0)|((__u32)(b)<<8)|((__u32)(c)<<16)|((__u32)(d)<<24)) 91 92 /* 93 * E N U M S 94 */ 95 enum v4l2_field { 96 V4L2_FIELD_ANY = 0, /* driver can choose from none, 97 top, bottom, interlaced 98 depending on whatever it thinks 99 is approximate ... */ 100 V4L2_FIELD_NONE = 1, /* this device has no fields ... */ 101 V4L2_FIELD_TOP = 2, /* top field only */ 102 V4L2_FIELD_BOTTOM = 3, /* bottom field only */ 103 V4L2_FIELD_INTERLACED = 4, /* both fields interlaced */ 104 V4L2_FIELD_SEQ_TB = 5, /* both fields sequential into one 105 buffer, top-bottom order */ 106 V4L2_FIELD_SEQ_BT = 6, /* same as above + bottom-top order */ 107 V4L2_FIELD_ALTERNATE = 7, /* both fields alternating into 108 separate buffers */ 109 V4L2_FIELD_INTERLACED_TB = 8, /* both fields interlaced, top field 110 first and the top field is 111 transmitted first */ 112 V4L2_FIELD_INTERLACED_BT = 9, /* both fields interlaced, top field 113 first and the bottom field is 114 transmitted first */ 115 }; 116 #define V4L2_FIELD_HAS_TOP(field) \ 117 ((field) == V4L2_FIELD_TOP ||\ 118 (field) == V4L2_FIELD_INTERLACED ||\ 119 (field) == V4L2_FIELD_INTERLACED_TB ||\ 120 (field) == V4L2_FIELD_INTERLACED_BT ||\ 121 (field) == V4L2_FIELD_SEQ_TB ||\ 122 (field) == V4L2_FIELD_SEQ_BT) 123 #define V4L2_FIELD_HAS_BOTTOM(field) \ 124 ((field) == V4L2_FIELD_BOTTOM ||\ 125 (field) == V4L2_FIELD_INTERLACED ||\ 126 (field) == V4L2_FIELD_INTERLACED_TB ||\ 127 (field) == V4L2_FIELD_INTERLACED_BT ||\ 128 (field) == V4L2_FIELD_SEQ_TB ||\ 129 (field) == V4L2_FIELD_SEQ_BT) 130 #define V4L2_FIELD_HAS_BOTH(field) \ 131 ((field) == V4L2_FIELD_INTERLACED ||\ 132 (field) == V4L2_FIELD_INTERLACED_TB ||\ 133 (field) == V4L2_FIELD_INTERLACED_BT ||\ 134 (field) == V4L2_FIELD_SEQ_TB ||\ 135 (field) == V4L2_FIELD_SEQ_BT) 136 137 enum v4l2_buf_type { 138 V4L2_BUF_TYPE_VIDEO_CAPTURE = 1, 139 V4L2_BUF_TYPE_VIDEO_OUTPUT = 2, 140 V4L2_BUF_TYPE_VIDEO_OVERLAY = 3, 141 V4L2_BUF_TYPE_VBI_CAPTURE = 4, 142 V4L2_BUF_TYPE_VBI_OUTPUT = 5, 143 V4L2_BUF_TYPE_SLICED_VBI_CAPTURE = 6, 144 V4L2_BUF_TYPE_SLICED_VBI_OUTPUT = 7, 145 #if 1 146 /* Experimental */ 147 V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY = 8, 148 #endif 149 V4L2_BUF_TYPE_PRIVATE = 0x80, 150 }; 151 152 enum v4l2_ctrl_type { 153 V4L2_CTRL_TYPE_INTEGER = 1, 154 V4L2_CTRL_TYPE_BOOLEAN = 2, 155 V4L2_CTRL_TYPE_MENU = 3, 156 V4L2_CTRL_TYPE_BUTTON = 4, 157 V4L2_CTRL_TYPE_INTEGER64 = 5, 158 V4L2_CTRL_TYPE_CTRL_CLASS = 6, 159 }; 160 161 enum v4l2_tuner_type { 162 V4L2_TUNER_RADIO = 1, 163 V4L2_TUNER_ANALOG_TV = 2, 164 V4L2_TUNER_DIGITAL_TV = 3, 165 }; 166 167 enum v4l2_memory { 168 V4L2_MEMORY_MMAP = 1, 169 V4L2_MEMORY_USERPTR = 2, 170 V4L2_MEMORY_OVERLAY = 3, 171 }; 172 173 /* see also http://vektor.theorem.ca/graphics/ycbcr/ */ 174 enum v4l2_colorspace { 175 /* ITU-R 601 -- broadcast NTSC/PAL */ 176 V4L2_COLORSPACE_SMPTE170M = 1, 177 178 /* 1125-Line (US) HDTV */ 179 V4L2_COLORSPACE_SMPTE240M = 2, 180 181 /* HD and modern captures. */ 182 V4L2_COLORSPACE_REC709 = 3, 183 184 /* broken BT878 extents (601, luma range 16-253 instead of 16-235) */ 185 V4L2_COLORSPACE_BT878 = 4, 186 187 /* These should be useful. Assume 601 extents. */ 188 V4L2_COLORSPACE_470_SYSTEM_M = 5, 189 V4L2_COLORSPACE_470_SYSTEM_BG = 6, 190 191 /* I know there will be cameras that send this. So, this is 192 * unspecified chromaticities and full 0-255 on each of the 193 * Y'CbCr components 194 */ 195 V4L2_COLORSPACE_JPEG = 7, 196 197 /* For RGB colourspaces, this is probably a good start. */ 198 V4L2_COLORSPACE_SRGB = 8, 199 }; 200 201 enum v4l2_priority { 202 V4L2_PRIORITY_UNSET = 0, /* not initialized */ 203 V4L2_PRIORITY_BACKGROUND = 1, 204 V4L2_PRIORITY_INTERACTIVE = 2, 205 V4L2_PRIORITY_RECORD = 3, 206 V4L2_PRIORITY_DEFAULT = V4L2_PRIORITY_INTERACTIVE, 207 }; 208 209 struct v4l2_rect { 210 __s32 left; 211 __s32 top; 212 __s32 width; 213 __s32 height; 214 }; 215 216 struct v4l2_fract { 217 __u32 numerator; 218 __u32 denominator; 219 }; 220 221 /* 222 * D R I V E R C A P A B I L I T I E S 223 */ 224 struct v4l2_capability 225 { 226 __u8 driver[16]; /* i.e. "bttv" */ 227 __u8 card[32]; /* i.e. "Hauppauge WinTV" */ 228 __u8 bus_info[32]; /* "PCI:" + pci_name(pci_dev) */ 229 __u32 version; /* should use KERNEL_VERSION() */ 230 __u32 capabilities; /* Device capabilities */ 231 __u32 reserved[4]; 232 }; 233 234 /* Values for 'capabilities' field */ 235 #define V4L2_CAP_VIDEO_CAPTURE 0x00000001 /* Is a video capture device */ 236 #define V4L2_CAP_VIDEO_OUTPUT 0x00000002 /* Is a video output device */ 237 #define V4L2_CAP_VIDEO_OVERLAY 0x00000004 /* Can do video overlay */ 238 #define V4L2_CAP_VBI_CAPTURE 0x00000010 /* Is a raw VBI capture device */ 239 #define V4L2_CAP_VBI_OUTPUT 0x00000020 /* Is a raw VBI output device */ 240 #define V4L2_CAP_SLICED_VBI_CAPTURE 0x00000040 /* Is a sliced VBI capture device */ 241 #define V4L2_CAP_SLICED_VBI_OUTPUT 0x00000080 /* Is a sliced VBI output device */ 242 #define V4L2_CAP_RDS_CAPTURE 0x00000100 /* RDS data capture */ 243 #define V4L2_CAP_VIDEO_OUTPUT_OVERLAY 0x00000200 /* Can do video output overlay */ 244 245 #define V4L2_CAP_TUNER 0x00010000 /* has a tuner */ 246 #define V4L2_CAP_AUDIO 0x00020000 /* has audio support */ 247 #define V4L2_CAP_RADIO 0x00040000 /* is a radio device */ 248 249 #define V4L2_CAP_READWRITE 0x01000000 /* read/write systemcalls */ 250 #define V4L2_CAP_ASYNCIO 0x02000000 /* async I/O */ 251 #define V4L2_CAP_STREAMING 0x04000000 /* streaming I/O ioctls */ 252 253 /* 254 * V I D E O I M A G E F O R M A T 255 */ 256 struct v4l2_pix_format 257 { 258 __u32 width; 259 __u32 height; 260 __u32 pixelformat; 261 enum v4l2_field field; 262 __u32 bytesperline; /* for padding, zero if unused */ 263 __u32 sizeimage; 264 enum v4l2_colorspace colorspace; 265 __u32 priv; /* private data, depends on pixelformat */ 266 }; 267 268 /* Pixel format FOURCC depth Description */ 269 #define V4L2_PIX_FMT_RGB332 v4l2_fourcc('R','G','B','1') /* 8 RGB-3-3-2 */ 270 #define V4L2_PIX_FMT_RGB444 v4l2_fourcc('R','4','4','4') /* 16 xxxxrrrr ggggbbbb */ 271 #define V4L2_PIX_FMT_RGB555 v4l2_fourcc('R','G','B','O') /* 16 RGB-5-5-5 */ 272 #define V4L2_PIX_FMT_RGB565 v4l2_fourcc('R','G','B','P') /* 16 RGB-5-6-5 */ 273 #define V4L2_PIX_FMT_RGB555X v4l2_fourcc('R','G','B','Q') /* 16 RGB-5-5-5 BE */ 274 #define V4L2_PIX_FMT_RGB565X v4l2_fourcc('R','G','B','R') /* 16 RGB-5-6-5 BE */ 275 #define V4L2_PIX_FMT_BGR24 v4l2_fourcc('B','G','R','3') /* 24 BGR-8-8-8 */ 276 #define V4L2_PIX_FMT_RGB24 v4l2_fourcc('R','G','B','3') /* 24 RGB-8-8-8 */ 277 #define V4L2_PIX_FMT_BGR32 v4l2_fourcc('B','G','R','4') /* 32 BGR-8-8-8-8 */ 278 #define V4L2_PIX_FMT_RGB32 v4l2_fourcc('R','G','B','4') /* 32 RGB-8-8-8-8 */ 279 #define V4L2_PIX_FMT_GREY v4l2_fourcc('G','R','E','Y') /* 8 Greyscale */ 280 #define V4L2_PIX_FMT_Y16 v4l2_fourcc('Y','1','6',' ') /* 16 Greyscale */ 281 #define V4L2_PIX_FMT_PAL8 v4l2_fourcc('P','A','L','8') /* 8 8-bit palette */ 282 #define V4L2_PIX_FMT_YVU410 v4l2_fourcc('Y','V','U','9') /* 9 YVU 4:1:0 */ 283 #define V4L2_PIX_FMT_YVU420 v4l2_fourcc('Y','V','1','2') /* 12 YVU 4:2:0 */ 284 #define V4L2_PIX_FMT_YUYV v4l2_fourcc('Y','U','Y','V') /* 16 YUV 4:2:2 */ 285 #define V4L2_PIX_FMT_UYVY v4l2_fourcc('U','Y','V','Y') /* 16 YUV 4:2:2 */ 286 #define V4L2_PIX_FMT_YUV422P v4l2_fourcc('4','2','2','P') /* 16 YVU422 planar */ 287 #define V4L2_PIX_FMT_YUV411P v4l2_fourcc('4','1','1','P') /* 16 YVU411 planar */ 288 #define V4L2_PIX_FMT_Y41P v4l2_fourcc('Y','4','1','P') /* 12 YUV 4:1:1 */ 289 #define V4L2_PIX_FMT_YUV444 v4l2_fourcc('Y','4','4','4') /* 16 xxxxyyyy uuuuvvvv */ 290 #define V4L2_PIX_FMT_YUV555 v4l2_fourcc('Y','U','V','O') /* 16 YUV-5-5-5 */ 291 #define V4L2_PIX_FMT_YUV565 v4l2_fourcc('Y','U','V','P') /* 16 YUV-5-6-5 */ 292 #define V4L2_PIX_FMT_YUV32 v4l2_fourcc('Y','U','V','4') /* 32 YUV-8-8-8-8 */ 293 294 /* two planes -- one Y, one Cr + Cb interleaved */ 295 #define V4L2_PIX_FMT_NV12 v4l2_fourcc('N','V','1','2') /* 12 Y/CbCr 4:2:0 */ 296 #define V4L2_PIX_FMT_NV21 v4l2_fourcc('N','V','2','1') /* 12 Y/CrCb 4:2:0 */ 297 298 /* The following formats are not defined in the V4L2 specification */ 299 #define V4L2_PIX_FMT_YUV410 v4l2_fourcc('Y','U','V','9') /* 9 YUV 4:1:0 */ 300 #define V4L2_PIX_FMT_YUV420 v4l2_fourcc('Y','U','1','2') /* 12 YUV 4:2:0 */ 301 #define V4L2_PIX_FMT_YYUV v4l2_fourcc('Y','Y','U','V') /* 16 YUV 4:2:2 */ 302 #define V4L2_PIX_FMT_HI240 v4l2_fourcc('H','I','2','4') /* 8 8-bit color */ 303 #define V4L2_PIX_FMT_HM12 v4l2_fourcc('H','M','1','2') /* 8 YUV 4:2:0 16x16 macroblocks */ 304 305 /* see http://www.siliconimaging.com/RGB%20Bayer.htm */ 306 #define V4L2_PIX_FMT_SBGGR8 v4l2_fourcc('B','A','8','1') /* 8 BGBG.. GRGR.. */ 307 #define V4L2_PIX_FMT_SBGGR16 v4l2_fourcc('B','Y','R','2') /* 16 BGBG.. GRGR.. */ 308 309 /* compressed formats */ 310 #define V4L2_PIX_FMT_MJPEG v4l2_fourcc('M','J','P','G') /* Motion-JPEG */ 311 #define V4L2_PIX_FMT_JPEG v4l2_fourcc('J','P','E','G') /* JFIF JPEG */ 312 #define V4L2_PIX_FMT_DV v4l2_fourcc('d','v','s','d') /* 1394 */ 313 #define V4L2_PIX_FMT_MPEG v4l2_fourcc('M','P','E','G') /* MPEG-1/2/4 */ 314 315 /* Vendor-specific formats */ 316 #define V4L2_PIX_FMT_WNVA v4l2_fourcc('W','N','V','A') /* Winnov hw compress */ 317 #define V4L2_PIX_FMT_SN9C10X v4l2_fourcc('S','9','1','0') /* SN9C10x compression */ 318 #define V4L2_PIX_FMT_PWC1 v4l2_fourcc('P','W','C','1') /* pwc older webcam */ 319 #define V4L2_PIX_FMT_PWC2 v4l2_fourcc('P','W','C','2') /* pwc newer webcam */ 320 #define V4L2_PIX_FMT_ET61X251 v4l2_fourcc('E','6','2','5') /* ET61X251 compression */ 321 322 /* 323 * F O R M A T E N U M E R A T I O N 324 */ 325 struct v4l2_fmtdesc 326 { 327 __u32 index; /* Format number */ 328 enum v4l2_buf_type type; /* buffer type */ 329 __u32 flags; 330 __u8 description[32]; /* Description string */ 331 __u32 pixelformat; /* Format fourcc */ 332 __u32 reserved[4]; 333 }; 334 335 #define V4L2_FMT_FLAG_COMPRESSED 0x0001 336 337 #if 1 338 /* Experimental Frame Size and frame rate enumeration */ 339 /* 340 * F R A M E S I Z E E N U M E R A T I O N 341 */ 342 enum v4l2_frmsizetypes 343 { 344 V4L2_FRMSIZE_TYPE_DISCRETE = 1, 345 V4L2_FRMSIZE_TYPE_CONTINUOUS = 2, 346 V4L2_FRMSIZE_TYPE_STEPWISE = 3, 347 }; 348 349 struct v4l2_frmsize_discrete 350 { 351 __u32 width; /* Frame width [pixel] */ 352 __u32 height; /* Frame height [pixel] */ 353 }; 354 355 struct v4l2_frmsize_stepwise 356 { 357 __u32 min_width; /* Minimum frame width [pixel] */ 358 __u32 max_width; /* Maximum frame width [pixel] */ 359 __u32 step_width; /* Frame width step size [pixel] */ 360 __u32 min_height; /* Minimum frame height [pixel] */ 361 __u32 max_height; /* Maximum frame height [pixel] */ 362 __u32 step_height; /* Frame height step size [pixel] */ 363 }; 364 365 struct v4l2_frmsizeenum 366 { 367 __u32 index; /* Frame size number */ 368 __u32 pixel_format; /* Pixel format */ 369 __u32 type; /* Frame size type the device supports. */ 370 371 union { /* Frame size */ 372 struct v4l2_frmsize_discrete discrete; 373 struct v4l2_frmsize_stepwise stepwise; 374 }; 375 376 __u32 reserved[2]; /* Reserved space for future use */ 377 }; 378 379 /* 380 * F R A M E R A T E E N U M E R A T I O N 381 */ 382 enum v4l2_frmivaltypes 383 { 384 V4L2_FRMIVAL_TYPE_DISCRETE = 1, 385 V4L2_FRMIVAL_TYPE_CONTINUOUS = 2, 386 V4L2_FRMIVAL_TYPE_STEPWISE = 3, 387 }; 388 389 struct v4l2_frmival_stepwise 390 { 391 struct v4l2_fract min; /* Minimum frame interval [s] */ 392 struct v4l2_fract max; /* Maximum frame interval [s] */ 393 struct v4l2_fract step; /* Frame interval step size [s] */ 394 }; 395 396 struct v4l2_frmivalenum 397 { 398 __u32 index; /* Frame format index */ 399 __u32 pixel_format; /* Pixel format */ 400 __u32 width; /* Frame width */ 401 __u32 height; /* Frame height */ 402 __u32 type; /* Frame interval type the device supports. */ 403 404 union { /* Frame interval */ 405 struct v4l2_fract discrete; 406 struct v4l2_frmival_stepwise stepwise; 407 }; 408 409 __u32 reserved[2]; /* Reserved space for future use */ 410 }; 411 #endif 412 413 /* 414 * T I M E C O D E 415 */ 416 struct v4l2_timecode 417 { 418 __u32 type; 419 __u32 flags; 420 __u8 frames; 421 __u8 seconds; 422 __u8 minutes; 423 __u8 hours; 424 __u8 userbits[4]; 425 }; 426 427 /* Type */ 428 #define V4L2_TC_TYPE_24FPS 1 429 #define V4L2_TC_TYPE_25FPS 2 430 #define V4L2_TC_TYPE_30FPS 3 431 #define V4L2_TC_TYPE_50FPS 4 432 #define V4L2_TC_TYPE_60FPS 5 433 434 /* Flags */ 435 #define V4L2_TC_FLAG_DROPFRAME 0x0001 /* "drop-frame" mode */ 436 #define V4L2_TC_FLAG_COLORFRAME 0x0002 437 #define V4L2_TC_USERBITS_field 0x000C 438 #define V4L2_TC_USERBITS_USERDEFINED 0x0000 439 #define V4L2_TC_USERBITS_8BITCHARS 0x0008 440 /* The above is based on SMPTE timecodes */ 441 442 struct v4l2_jpegcompression 443 { 444 int quality; 445 446 int APPn; /* Number of APP segment to be written, 447 * must be 0..15 */ 448 int APP_len; /* Length of data in JPEG APPn segment */ 449 char APP_data[60]; /* Data in the JPEG APPn segment. */ 450 451 int COM_len; /* Length of data in JPEG COM segment */ 452 char COM_data[60]; /* Data in JPEG COM segment */ 453 454 __u32 jpeg_markers; /* Which markers should go into the JPEG 455 * output. Unless you exactly know what 456 * you do, leave them untouched. 457 * Inluding less markers will make the 458 * resulting code smaller, but there will 459 * be fewer aplications which can read it. 460 * The presence of the APP and COM marker 461 * is influenced by APP_len and COM_len 462 * ONLY, not by this property! */ 463 464 #define V4L2_JPEG_MARKER_DHT (1<<3) /* Define Huffman Tables */ 465 #define V4L2_JPEG_MARKER_DQT (1<<4) /* Define Quantization Tables */ 466 #define V4L2_JPEG_MARKER_DRI (1<<5) /* Define Restart Interval */ 467 #define V4L2_JPEG_MARKER_COM (1<<6) /* Comment segment */ 468 #define V4L2_JPEG_MARKER_APP (1<<7) /* App segment, driver will 469 * allways use APP0 */ 470 }; 471 472 /* 473 * M E M O R Y - M A P P I N G B U F F E R S 474 */ 475 struct v4l2_requestbuffers 476 { 477 __u32 count; 478 enum v4l2_buf_type type; 479 enum v4l2_memory memory; 480 __u32 reserved[2]; 481 }; 482 483 struct v4l2_buffer 484 { 485 __u32 index; 486 enum v4l2_buf_type type; 487 __u32 bytesused; 488 __u32 flags; 489 enum v4l2_field field; 490 struct timeval timestamp; 491 struct v4l2_timecode timecode; 492 __u32 sequence; 493 494 /* memory location */ 495 enum v4l2_memory memory; 496 union { 497 __u32 offset; 498 unsigned long userptr; 499 } m; 500 __u32 length; 501 __u32 input; 502 __u32 reserved; 503 }; 504 505 /* Flags for 'flags' field */ 506 #define V4L2_BUF_FLAG_MAPPED 0x0001 /* Buffer is mapped (flag) */ 507 #define V4L2_BUF_FLAG_QUEUED 0x0002 /* Buffer is queued for processing */ 508 #define V4L2_BUF_FLAG_DONE 0x0004 /* Buffer is ready */ 509 #define V4L2_BUF_FLAG_KEYFRAME 0x0008 /* Image is a keyframe (I-frame) */ 510 #define V4L2_BUF_FLAG_PFRAME 0x0010 /* Image is a P-frame */ 511 #define V4L2_BUF_FLAG_BFRAME 0x0020 /* Image is a B-frame */ 512 #define V4L2_BUF_FLAG_TIMECODE 0x0100 /* timecode field is valid */ 513 #define V4L2_BUF_FLAG_INPUT 0x0200 /* input field is valid */ 514 515 /* 516 * O V E R L A Y P R E V I E W 517 */ 518 struct v4l2_framebuffer 519 { 520 __u32 capability; 521 __u32 flags; 522 /* FIXME: in theory we should pass something like PCI device + memory 523 * region + offset instead of some physical address */ 524 void* base; 525 struct v4l2_pix_format fmt; 526 }; 527 /* Flags for the 'capability' field. Read only */ 528 #define V4L2_FBUF_CAP_EXTERNOVERLAY 0x0001 529 #define V4L2_FBUF_CAP_CHROMAKEY 0x0002 530 #define V4L2_FBUF_CAP_LIST_CLIPPING 0x0004 531 #define V4L2_FBUF_CAP_BITMAP_CLIPPING 0x0008 532 #define V4L2_FBUF_CAP_LOCAL_ALPHA 0x0010 533 #define V4L2_FBUF_CAP_GLOBAL_ALPHA 0x0020 534 #define V4L2_FBUF_CAP_LOCAL_INV_ALPHA 0x0040 535 /* Flags for the 'flags' field. */ 536 #define V4L2_FBUF_FLAG_PRIMARY 0x0001 537 #define V4L2_FBUF_FLAG_OVERLAY 0x0002 538 #define V4L2_FBUF_FLAG_CHROMAKEY 0x0004 539 #define V4L2_FBUF_FLAG_LOCAL_ALPHA 0x0008 540 #define V4L2_FBUF_FLAG_GLOBAL_ALPHA 0x0010 541 #define V4L2_FBUF_FLAG_LOCAL_INV_ALPHA 0x0020 542 543 struct v4l2_clip 544 { 545 struct v4l2_rect c; 546 struct v4l2_clip *next; 547 }; 548 549 struct v4l2_window 550 { 551 struct v4l2_rect w; 552 enum v4l2_field field; 553 __u32 chromakey; 554 struct v4l2_clip *clips; 555 __u32 clipcount; 556 void *bitmap; 557 __u8 global_alpha; 558 }; 559 560 /* 561 * C A P T U R E P A R A M E T E R S 562 */ 563 struct v4l2_captureparm 564 { 565 __u32 capability; /* Supported modes */ 566 __u32 capturemode; /* Current mode */ 567 struct v4l2_fract timeperframe; /* Time per frame in .1us units */ 568 __u32 extendedmode; /* Driver-specific extensions */ 569 __u32 readbuffers; /* # of buffers for read */ 570 __u32 reserved[4]; 571 }; 572 573 /* Flags for 'capability' and 'capturemode' fields */ 574 #define V4L2_MODE_HIGHQUALITY 0x0001 /* High quality imaging mode */ 575 #define V4L2_CAP_TIMEPERFRAME 0x1000 /* timeperframe field is supported */ 576 577 struct v4l2_outputparm 578 { 579 __u32 capability; /* Supported modes */ 580 __u32 outputmode; /* Current mode */ 581 struct v4l2_fract timeperframe; /* Time per frame in seconds */ 582 __u32 extendedmode; /* Driver-specific extensions */ 583 __u32 writebuffers; /* # of buffers for write */ 584 __u32 reserved[4]; 585 }; 586 587 /* 588 * I N P U T I M A G E C R O P P I N G 589 */ 590 struct v4l2_cropcap { 591 enum v4l2_buf_type type; 592 struct v4l2_rect bounds; 593 struct v4l2_rect defrect; 594 struct v4l2_fract pixelaspect; 595 }; 596 597 struct v4l2_crop { 598 enum v4l2_buf_type type; 599 struct v4l2_rect c; 600 }; 601 602 /* 603 * A N A L O G V I D E O S T A N D A R D 604 */ 605 606 typedef __u64 v4l2_std_id; 607 608 /* one bit for each */ 609 #define V4L2_STD_PAL_B ((v4l2_std_id)0x00000001) 610 #define V4L2_STD_PAL_B1 ((v4l2_std_id)0x00000002) 611 #define V4L2_STD_PAL_G ((v4l2_std_id)0x00000004) 612 #define V4L2_STD_PAL_H ((v4l2_std_id)0x00000008) 613 #define V4L2_STD_PAL_I ((v4l2_std_id)0x00000010) 614 #define V4L2_STD_PAL_D ((v4l2_std_id)0x00000020) 615 #define V4L2_STD_PAL_D1 ((v4l2_std_id)0x00000040) 616 #define V4L2_STD_PAL_K ((v4l2_std_id)0x00000080) 617 618 #define V4L2_STD_PAL_M ((v4l2_std_id)0x00000100) 619 #define V4L2_STD_PAL_N ((v4l2_std_id)0x00000200) 620 #define V4L2_STD_PAL_Nc ((v4l2_std_id)0x00000400) 621 #define V4L2_STD_PAL_60 ((v4l2_std_id)0x00000800) 622 623 #define V4L2_STD_NTSC_M ((v4l2_std_id)0x00001000) 624 #define V4L2_STD_NTSC_M_JP ((v4l2_std_id)0x00002000) 625 #define V4L2_STD_NTSC_443 ((v4l2_std_id)0x00004000) 626 #define V4L2_STD_NTSC_M_KR ((v4l2_std_id)0x00008000) 627 628 #define V4L2_STD_SECAM_B ((v4l2_std_id)0x00010000) 629 #define V4L2_STD_SECAM_D ((v4l2_std_id)0x00020000) 630 #define V4L2_STD_SECAM_G ((v4l2_std_id)0x00040000) 631 #define V4L2_STD_SECAM_H ((v4l2_std_id)0x00080000) 632 #define V4L2_STD_SECAM_K ((v4l2_std_id)0x00100000) 633 #define V4L2_STD_SECAM_K1 ((v4l2_std_id)0x00200000) 634 #define V4L2_STD_SECAM_L ((v4l2_std_id)0x00400000) 635 #define V4L2_STD_SECAM_LC ((v4l2_std_id)0x00800000) 636 637 /* ATSC/HDTV */ 638 #define V4L2_STD_ATSC_8_VSB ((v4l2_std_id)0x01000000) 639 #define V4L2_STD_ATSC_16_VSB ((v4l2_std_id)0x02000000) 640 641 /* FIXME: 642 Although std_id is 64 bits, there is an issue on PPC32 architecture that 643 makes switch(__u64) to break. So, there's a hack on v4l2-common.c rounding 644 this value to 32 bits. 645 As, currently, the max value is for V4L2_STD_ATSC_16_VSB (30 bits wide), 646 it should work fine. However, if needed to add more than two standards, 647 v4l2-common.c should be fixed. 648 */ 649 650 /* some merged standards */ 651 #define V4L2_STD_MN (V4L2_STD_PAL_M|V4L2_STD_PAL_N|V4L2_STD_PAL_Nc|V4L2_STD_NTSC) 652 #define V4L2_STD_B (V4L2_STD_PAL_B|V4L2_STD_PAL_B1|V4L2_STD_SECAM_B) 653 #define V4L2_STD_GH (V4L2_STD_PAL_G|V4L2_STD_PAL_H|V4L2_STD_SECAM_G|V4L2_STD_SECAM_H) 654 #define V4L2_STD_DK (V4L2_STD_PAL_DK|V4L2_STD_SECAM_DK) 655 656 /* some common needed stuff */ 657 #define V4L2_STD_PAL_BG (V4L2_STD_PAL_B |\ 658 V4L2_STD_PAL_B1 |\ 659 V4L2_STD_PAL_G) 660 #define V4L2_STD_PAL_DK (V4L2_STD_PAL_D |\ 661 V4L2_STD_PAL_D1 |\ 662 V4L2_STD_PAL_K) 663 #define V4L2_STD_PAL (V4L2_STD_PAL_BG |\ 664 V4L2_STD_PAL_DK |\ 665 V4L2_STD_PAL_H |\ 666 V4L2_STD_PAL_I) 667 #define V4L2_STD_NTSC (V4L2_STD_NTSC_M |\ 668 V4L2_STD_NTSC_M_JP |\ 669 V4L2_STD_NTSC_M_KR) 670 #define V4L2_STD_SECAM_DK (V4L2_STD_SECAM_D |\ 671 V4L2_STD_SECAM_K |\ 672 V4L2_STD_SECAM_K1) 673 #define V4L2_STD_SECAM (V4L2_STD_SECAM_B |\ 674 V4L2_STD_SECAM_G |\ 675 V4L2_STD_SECAM_H |\ 676 V4L2_STD_SECAM_DK |\ 677 V4L2_STD_SECAM_L |\ 678 V4L2_STD_SECAM_LC) 679 680 #define V4L2_STD_525_60 (V4L2_STD_PAL_M |\ 681 V4L2_STD_PAL_60 |\ 682 V4L2_STD_NTSC |\ 683 V4L2_STD_NTSC_443) 684 #define V4L2_STD_625_50 (V4L2_STD_PAL |\ 685 V4L2_STD_PAL_N |\ 686 V4L2_STD_PAL_Nc |\ 687 V4L2_STD_SECAM) 688 #define V4L2_STD_ATSC (V4L2_STD_ATSC_8_VSB |\ 689 V4L2_STD_ATSC_16_VSB) 690 691 #define V4L2_STD_UNKNOWN 0 692 #define V4L2_STD_ALL (V4L2_STD_525_60 |\ 693 V4L2_STD_625_50) 694 695 struct v4l2_standard 696 { 697 __u32 index; 698 v4l2_std_id id; 699 __u8 name[24]; 700 struct v4l2_fract frameperiod; /* Frames, not fields */ 701 __u32 framelines; 702 __u32 reserved[4]; 703 }; 704 705 /* 706 * V I D E O I N P U T S 707 */ 708 struct v4l2_input 709 { 710 __u32 index; /* Which input */ 711 __u8 name[32]; /* Label */ 712 __u32 type; /* Type of input */ 713 __u32 audioset; /* Associated audios (bitfield) */ 714 __u32 tuner; /* Associated tuner */ 715 v4l2_std_id std; 716 __u32 status; 717 __u32 reserved[4]; 718 }; 719 720 /* Values for the 'type' field */ 721 #define V4L2_INPUT_TYPE_TUNER 1 722 #define V4L2_INPUT_TYPE_CAMERA 2 723 724 /* field 'status' - general */ 725 #define V4L2_IN_ST_NO_POWER 0x00000001 /* Attached device is off */ 726 #define V4L2_IN_ST_NO_SIGNAL 0x00000002 727 #define V4L2_IN_ST_NO_COLOR 0x00000004 728 729 /* field 'status' - analog */ 730 #define V4L2_IN_ST_NO_H_LOCK 0x00000100 /* No horizontal sync lock */ 731 #define V4L2_IN_ST_COLOR_KILL 0x00000200 /* Color killer is active */ 732 733 /* field 'status' - digital */ 734 #define V4L2_IN_ST_NO_SYNC 0x00010000 /* No synchronization lock */ 735 #define V4L2_IN_ST_NO_EQU 0x00020000 /* No equalizer lock */ 736 #define V4L2_IN_ST_NO_CARRIER 0x00040000 /* Carrier recovery failed */ 737 738 /* field 'status' - VCR and set-top box */ 739 #define V4L2_IN_ST_MACROVISION 0x01000000 /* Macrovision detected */ 740 #define V4L2_IN_ST_NO_ACCESS 0x02000000 /* Conditional access denied */ 741 #define V4L2_IN_ST_VTR 0x04000000 /* VTR time constant */ 742 743 /* 744 * V I D E O O U T P U T S 745 */ 746 struct v4l2_output 747 { 748 __u32 index; /* Which output */ 749 __u8 name[32]; /* Label */ 750 __u32 type; /* Type of output */ 751 __u32 audioset; /* Associated audios (bitfield) */ 752 __u32 modulator; /* Associated modulator */ 753 v4l2_std_id std; 754 __u32 reserved[4]; 755 }; 756 /* Values for the 'type' field */ 757 #define V4L2_OUTPUT_TYPE_MODULATOR 1 758 #define V4L2_OUTPUT_TYPE_ANALOG 2 759 #define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY 3 760 761 /* 762 * C O N T R O L S 763 */ 764 struct v4l2_control 765 { 766 __u32 id; 767 __s32 value; 768 }; 769 770 struct v4l2_ext_control 771 { 772 __u32 id; 773 __u32 reserved2[2]; 774 union { 775 __s32 value; 776 __s64 value64; 777 void *reserved; 778 }; 779 } __attribute__ ((packed)); 780 781 struct v4l2_ext_controls 782 { 783 __u32 ctrl_class; 784 __u32 count; 785 __u32 error_idx; 786 __u32 reserved[2]; 787 struct v4l2_ext_control *controls; 788 }; 789 790 /* Values for ctrl_class field */ 791 #define V4L2_CTRL_CLASS_USER 0x00980000 /* Old-style 'user' controls */ 792 #define V4L2_CTRL_CLASS_MPEG 0x00990000 /* MPEG-compression controls */ 793 #define V4L2_CTRL_CLASS_CAMERA 0x009a0000 /* Camera class controls */ 794 795 #define V4L2_CTRL_ID_MASK (0x0fffffff) 796 #define V4L2_CTRL_ID2CLASS(id) ((id) & 0x0fff0000UL) 797 #define V4L2_CTRL_DRIVER_PRIV(id) (((id) & 0xffff) >= 0x1000) 798 799 /* Used in the VIDIOC_QUERYCTRL ioctl for querying controls */ 800 struct v4l2_queryctrl 801 { 802 __u32 id; 803 enum v4l2_ctrl_type type; 804 __u8 name[32]; /* Whatever */ 805 __s32 minimum; /* Note signedness */ 806 __s32 maximum; 807 __s32 step; 808 __s32 default_value; 809 __u32 flags; 810 __u32 reserved[2]; 811 }; 812 813 /* Used in the VIDIOC_QUERYMENU ioctl for querying menu items */ 814 struct v4l2_querymenu 815 { 816 __u32 id; 817 __u32 index; 818 __u8 name[32]; /* Whatever */ 819 __u32 reserved; 820 }; 821 822 /* Control flags */ 823 #define V4L2_CTRL_FLAG_DISABLED 0x0001 824 #define V4L2_CTRL_FLAG_GRABBED 0x0002 825 #define V4L2_CTRL_FLAG_READ_ONLY 0x0004 826 #define V4L2_CTRL_FLAG_UPDATE 0x0008 827 #define V4L2_CTRL_FLAG_INACTIVE 0x0010 828 #define V4L2_CTRL_FLAG_SLIDER 0x0020 829 830 /* Query flag, to be ORed with the control ID */ 831 #define V4L2_CTRL_FLAG_NEXT_CTRL 0x80000000 832 833 /* User-class control IDs defined by V4L2 */ 834 #define V4L2_CID_BASE (V4L2_CTRL_CLASS_USER | 0x900) 835 #define V4L2_CID_USER_BASE V4L2_CID_BASE 836 /* IDs reserved for driver specific controls */ 837 #define V4L2_CID_PRIVATE_BASE 0x08000000 838 839 #define V4L2_CID_USER_CLASS (V4L2_CTRL_CLASS_USER | 1) 840 #define V4L2_CID_BRIGHTNESS (V4L2_CID_BASE+0) 841 #define V4L2_CID_CONTRAST (V4L2_CID_BASE+1) 842 #define V4L2_CID_SATURATION (V4L2_CID_BASE+2) 843 #define V4L2_CID_HUE (V4L2_CID_BASE+3) 844 #define V4L2_CID_AUDIO_VOLUME (V4L2_CID_BASE+5) 845 #define V4L2_CID_AUDIO_BALANCE (V4L2_CID_BASE+6) 846 #define V4L2_CID_AUDIO_BASS (V4L2_CID_BASE+7) 847 #define V4L2_CID_AUDIO_TREBLE (V4L2_CID_BASE+8) 848 #define V4L2_CID_AUDIO_MUTE (V4L2_CID_BASE+9) 849 #define V4L2_CID_AUDIO_LOUDNESS (V4L2_CID_BASE+10) 850 #define V4L2_CID_BLACK_LEVEL (V4L2_CID_BASE+11) /* Deprecated */ 851 #define V4L2_CID_AUTO_WHITE_BALANCE (V4L2_CID_BASE+12) 852 #define V4L2_CID_DO_WHITE_BALANCE (V4L2_CID_BASE+13) 853 #define V4L2_CID_RED_BALANCE (V4L2_CID_BASE+14) 854 #define V4L2_CID_BLUE_BALANCE (V4L2_CID_BASE+15) 855 #define V4L2_CID_GAMMA (V4L2_CID_BASE+16) 856 #define V4L2_CID_WHITENESS (V4L2_CID_GAMMA) /* Deprecated */ 857 #define V4L2_CID_EXPOSURE (V4L2_CID_BASE+17) 858 #define V4L2_CID_AUTOGAIN (V4L2_CID_BASE+18) 859 #define V4L2_CID_GAIN (V4L2_CID_BASE+19) 860 #define V4L2_CID_HFLIP (V4L2_CID_BASE+20) 861 #define V4L2_CID_VFLIP (V4L2_CID_BASE+21) 862 863 /* Deprecated; use V4L2_CID_PAN_RESET and V4L2_CID_TILT_RESET */ 864 #define V4L2_CID_HCENTER (V4L2_CID_BASE+22) 865 #define V4L2_CID_VCENTER (V4L2_CID_BASE+23) 866 867 #define V4L2_CID_POWER_LINE_FREQUENCY (V4L2_CID_BASE+24) 868 enum v4l2_power_line_frequency { 869 V4L2_CID_POWER_LINE_FREQUENCY_DISABLED = 0, 870 V4L2_CID_POWER_LINE_FREQUENCY_50HZ = 1, 871 V4L2_CID_POWER_LINE_FREQUENCY_60HZ = 2, 872 }; 873 #define V4L2_CID_HUE_AUTO (V4L2_CID_BASE+25) 874 #define V4L2_CID_WHITE_BALANCE_TEMPERATURE (V4L2_CID_BASE+26) 875 #define V4L2_CID_SHARPNESS (V4L2_CID_BASE+27) 876 #define V4L2_CID_BACKLIGHT_COMPENSATION (V4L2_CID_BASE+28) 877 #define V4L2_CID_CHROMA_AGC (V4L2_CID_BASE+29) 878 #define V4L2_CID_COLOR_KILLER (V4L2_CID_BASE+30) 879 /* last CID + 1 */ 880 #define V4L2_CID_LASTP1 (V4L2_CID_BASE+31) 881 882 /* MPEG-class control IDs defined by V4L2 */ 883 #define V4L2_CID_MPEG_BASE (V4L2_CTRL_CLASS_MPEG | 0x900) 884 #define V4L2_CID_MPEG_CLASS (V4L2_CTRL_CLASS_MPEG | 1) 885 886 /* MPEG streams */ 887 #define V4L2_CID_MPEG_STREAM_TYPE (V4L2_CID_MPEG_BASE+0) 888 enum v4l2_mpeg_stream_type { 889 V4L2_MPEG_STREAM_TYPE_MPEG2_PS = 0, /* MPEG-2 program stream */ 890 V4L2_MPEG_STREAM_TYPE_MPEG2_TS = 1, /* MPEG-2 transport stream */ 891 V4L2_MPEG_STREAM_TYPE_MPEG1_SS = 2, /* MPEG-1 system stream */ 892 V4L2_MPEG_STREAM_TYPE_MPEG2_DVD = 3, /* MPEG-2 DVD-compatible stream */ 893 V4L2_MPEG_STREAM_TYPE_MPEG1_VCD = 4, /* MPEG-1 VCD-compatible stream */ 894 V4L2_MPEG_STREAM_TYPE_MPEG2_SVCD = 5, /* MPEG-2 SVCD-compatible stream */ 895 }; 896 #define V4L2_CID_MPEG_STREAM_PID_PMT (V4L2_CID_MPEG_BASE+1) 897 #define V4L2_CID_MPEG_STREAM_PID_AUDIO (V4L2_CID_MPEG_BASE+2) 898 #define V4L2_CID_MPEG_STREAM_PID_VIDEO (V4L2_CID_MPEG_BASE+3) 899 #define V4L2_CID_MPEG_STREAM_PID_PCR (V4L2_CID_MPEG_BASE+4) 900 #define V4L2_CID_MPEG_STREAM_PES_ID_AUDIO (V4L2_CID_MPEG_BASE+5) 901 #define V4L2_CID_MPEG_STREAM_PES_ID_VIDEO (V4L2_CID_MPEG_BASE+6) 902 #define V4L2_CID_MPEG_STREAM_VBI_FMT (V4L2_CID_MPEG_BASE+7) 903 enum v4l2_mpeg_stream_vbi_fmt { 904 V4L2_MPEG_STREAM_VBI_FMT_NONE = 0, /* No VBI in the MPEG stream */ 905 V4L2_MPEG_STREAM_VBI_FMT_IVTV = 1, /* VBI in private packets, IVTV format */ 906 }; 907 908 /* MPEG audio */ 909 #define V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ (V4L2_CID_MPEG_BASE+100) 910 enum v4l2_mpeg_audio_sampling_freq { 911 V4L2_MPEG_AUDIO_SAMPLING_FREQ_44100 = 0, 912 V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000 = 1, 913 V4L2_MPEG_AUDIO_SAMPLING_FREQ_32000 = 2, 914 }; 915 #define V4L2_CID_MPEG_AUDIO_ENCODING (V4L2_CID_MPEG_BASE+101) 916 enum v4l2_mpeg_audio_encoding { 917 V4L2_MPEG_AUDIO_ENCODING_LAYER_1 = 0, 918 V4L2_MPEG_AUDIO_ENCODING_LAYER_2 = 1, 919 V4L2_MPEG_AUDIO_ENCODING_LAYER_3 = 2, 920 }; 921 #define V4L2_CID_MPEG_AUDIO_L1_BITRATE (V4L2_CID_MPEG_BASE+102) 922 enum v4l2_mpeg_audio_l1_bitrate { 923 V4L2_MPEG_AUDIO_L1_BITRATE_32K = 0, 924 V4L2_MPEG_AUDIO_L1_BITRATE_64K = 1, 925 V4L2_MPEG_AUDIO_L1_BITRATE_96K = 2, 926 V4L2_MPEG_AUDIO_L1_BITRATE_128K = 3, 927 V4L2_MPEG_AUDIO_L1_BITRATE_160K = 4, 928 V4L2_MPEG_AUDIO_L1_BITRATE_192K = 5, 929 V4L2_MPEG_AUDIO_L1_BITRATE_224K = 6, 930 V4L2_MPEG_AUDIO_L1_BITRATE_256K = 7, 931 V4L2_MPEG_AUDIO_L1_BITRATE_288K = 8, 932 V4L2_MPEG_AUDIO_L1_BITRATE_320K = 9, 933 V4L2_MPEG_AUDIO_L1_BITRATE_352K = 10, 934 V4L2_MPEG_AUDIO_L1_BITRATE_384K = 11, 935 V4L2_MPEG_AUDIO_L1_BITRATE_416K = 12, 936 V4L2_MPEG_AUDIO_L1_BITRATE_448K = 13, 937 }; 938 #define V4L2_CID_MPEG_AUDIO_L2_BITRATE (V4L2_CID_MPEG_BASE+103) 939 enum v4l2_mpeg_audio_l2_bitrate { 940 V4L2_MPEG_AUDIO_L2_BITRATE_32K = 0, 941 V4L2_MPEG_AUDIO_L2_BITRATE_48K = 1, 942 V4L2_MPEG_AUDIO_L2_BITRATE_56K = 2, 943 V4L2_MPEG_AUDIO_L2_BITRATE_64K = 3, 944 V4L2_MPEG_AUDIO_L2_BITRATE_80K = 4, 945 V4L2_MPEG_AUDIO_L2_BITRATE_96K = 5, 946 V4L2_MPEG_AUDIO_L2_BITRATE_112K = 6, 947 V4L2_MPEG_AUDIO_L2_BITRATE_128K = 7, 948 V4L2_MPEG_AUDIO_L2_BITRATE_160K = 8, 949 V4L2_MPEG_AUDIO_L2_BITRATE_192K = 9, 950 V4L2_MPEG_AUDIO_L2_BITRATE_224K = 10, 951 V4L2_MPEG_AUDIO_L2_BITRATE_256K = 11, 952 V4L2_MPEG_AUDIO_L2_BITRATE_320K = 12, 953 V4L2_MPEG_AUDIO_L2_BITRATE_384K = 13, 954 }; 955 #define V4L2_CID_MPEG_AUDIO_L3_BITRATE (V4L2_CID_MPEG_BASE+104) 956 enum v4l2_mpeg_audio_l3_bitrate { 957 V4L2_MPEG_AUDIO_L3_BITRATE_32K = 0, 958 V4L2_MPEG_AUDIO_L3_BITRATE_40K = 1, 959 V4L2_MPEG_AUDIO_L3_BITRATE_48K = 2, 960 V4L2_MPEG_AUDIO_L3_BITRATE_56K = 3, 961 V4L2_MPEG_AUDIO_L3_BITRATE_64K = 4, 962 V4L2_MPEG_AUDIO_L3_BITRATE_80K = 5, 963 V4L2_MPEG_AUDIO_L3_BITRATE_96K = 6, 964 V4L2_MPEG_AUDIO_L3_BITRATE_112K = 7, 965 V4L2_MPEG_AUDIO_L3_BITRATE_128K = 8, 966 V4L2_MPEG_AUDIO_L3_BITRATE_160K = 9, 967 V4L2_MPEG_AUDIO_L3_BITRATE_192K = 10, 968 V4L2_MPEG_AUDIO_L3_BITRATE_224K = 11, 969 V4L2_MPEG_AUDIO_L3_BITRATE_256K = 12, 970 V4L2_MPEG_AUDIO_L3_BITRATE_320K = 13, 971 }; 972 #define V4L2_CID_MPEG_AUDIO_MODE (V4L2_CID_MPEG_BASE+105) 973 enum v4l2_mpeg_audio_mode { 974 V4L2_MPEG_AUDIO_MODE_STEREO = 0, 975 V4L2_MPEG_AUDIO_MODE_JOINT_STEREO = 1, 976 V4L2_MPEG_AUDIO_MODE_DUAL = 2, 977 V4L2_MPEG_AUDIO_MODE_MONO = 3, 978 }; 979 #define V4L2_CID_MPEG_AUDIO_MODE_EXTENSION (V4L2_CID_MPEG_BASE+106) 980 enum v4l2_mpeg_audio_mode_extension { 981 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4 = 0, 982 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_8 = 1, 983 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_12 = 2, 984 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_16 = 3, 985 }; 986 #define V4L2_CID_MPEG_AUDIO_EMPHASIS (V4L2_CID_MPEG_BASE+107) 987 enum v4l2_mpeg_audio_emphasis { 988 V4L2_MPEG_AUDIO_EMPHASIS_NONE = 0, 989 V4L2_MPEG_AUDIO_EMPHASIS_50_DIV_15_uS = 1, 990 V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17 = 2, 991 }; 992 #define V4L2_CID_MPEG_AUDIO_CRC (V4L2_CID_MPEG_BASE+108) 993 enum v4l2_mpeg_audio_crc { 994 V4L2_MPEG_AUDIO_CRC_NONE = 0, 995 V4L2_MPEG_AUDIO_CRC_CRC16 = 1, 996 }; 997 #define V4L2_CID_MPEG_AUDIO_MUTE (V4L2_CID_MPEG_BASE+109) 998 999 /* MPEG video */ 1000 #define V4L2_CID_MPEG_VIDEO_ENCODING (V4L2_CID_MPEG_BASE+200) 1001 enum v4l2_mpeg_video_encoding { 1002 V4L2_MPEG_VIDEO_ENCODING_MPEG_1 = 0, 1003 V4L2_MPEG_VIDEO_ENCODING_MPEG_2 = 1, 1004 }; 1005 #define V4L2_CID_MPEG_VIDEO_ASPECT (V4L2_CID_MPEG_BASE+201) 1006 enum v4l2_mpeg_video_aspect { 1007 V4L2_MPEG_VIDEO_ASPECT_1x1 = 0, 1008 V4L2_MPEG_VIDEO_ASPECT_4x3 = 1, 1009 V4L2_MPEG_VIDEO_ASPECT_16x9 = 2, 1010 V4L2_MPEG_VIDEO_ASPECT_221x100 = 3, 1011 }; 1012 #define V4L2_CID_MPEG_VIDEO_B_FRAMES (V4L2_CID_MPEG_BASE+202) 1013 #define V4L2_CID_MPEG_VIDEO_GOP_SIZE (V4L2_CID_MPEG_BASE+203) 1014 #define V4L2_CID_MPEG_VIDEO_GOP_CLOSURE (V4L2_CID_MPEG_BASE+204) 1015 #define V4L2_CID_MPEG_VIDEO_PULLDOWN (V4L2_CID_MPEG_BASE+205) 1016 #define V4L2_CID_MPEG_VIDEO_BITRATE_MODE (V4L2_CID_MPEG_BASE+206) 1017 enum v4l2_mpeg_video_bitrate_mode { 1018 V4L2_MPEG_VIDEO_BITRATE_MODE_VBR = 0, 1019 V4L2_MPEG_VIDEO_BITRATE_MODE_CBR = 1, 1020 }; 1021 #define V4L2_CID_MPEG_VIDEO_BITRATE (V4L2_CID_MPEG_BASE+207) 1022 #define V4L2_CID_MPEG_VIDEO_BITRATE_PEAK (V4L2_CID_MPEG_BASE+208) 1023 #define V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION (V4L2_CID_MPEG_BASE+209) 1024 #define V4L2_CID_MPEG_VIDEO_MUTE (V4L2_CID_MPEG_BASE+210) 1025 #define V4L2_CID_MPEG_VIDEO_MUTE_YUV (V4L2_CID_MPEG_BASE+211) 1026 1027 /* MPEG-class control IDs specific to the CX2584x driver as defined by V4L2 */ 1028 #define V4L2_CID_MPEG_CX2341X_BASE (V4L2_CTRL_CLASS_MPEG | 0x1000) 1029 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE (V4L2_CID_MPEG_CX2341X_BASE+0) 1030 enum v4l2_mpeg_cx2341x_video_spatial_filter_mode { 1031 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL = 0, 1032 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO = 1, 1033 }; 1034 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER (V4L2_CID_MPEG_CX2341X_BASE+1) 1035 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+2) 1036 enum v4l2_mpeg_cx2341x_video_luma_spatial_filter_type { 1037 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF = 0, 1038 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_HOR = 1, 1039 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_VERT = 2, 1040 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_HV_SEPARABLE = 3, 1041 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_SYM_NON_SEPARABLE = 4, 1042 }; 1043 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+3) 1044 enum v4l2_mpeg_cx2341x_video_chroma_spatial_filter_type { 1045 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF = 0, 1046 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR = 1, 1047 }; 1048 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE (V4L2_CID_MPEG_CX2341X_BASE+4) 1049 enum v4l2_mpeg_cx2341x_video_temporal_filter_mode { 1050 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL = 0, 1051 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO = 1, 1052 }; 1053 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER (V4L2_CID_MPEG_CX2341X_BASE+5) 1054 #define V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+6) 1055 enum v4l2_mpeg_cx2341x_video_median_filter_type { 1056 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF = 0, 1057 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR = 1, 1058 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_VERT = 2, 1059 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR_VERT = 3, 1060 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_DIAG = 4, 1061 }; 1062 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM (V4L2_CID_MPEG_CX2341X_BASE+7) 1063 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP (V4L2_CID_MPEG_CX2341X_BASE+8) 1064 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM (V4L2_CID_MPEG_CX2341X_BASE+9) 1065 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP (V4L2_CID_MPEG_CX2341X_BASE+10) 1066 #define V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS (V4L2_CID_MPEG_CX2341X_BASE+11) 1067 1068 /* Camera class control IDs */ 1069 #define V4L2_CID_CAMERA_CLASS_BASE (V4L2_CTRL_CLASS_CAMERA | 0x900) 1070 #define V4L2_CID_CAMERA_CLASS (V4L2_CTRL_CLASS_CAMERA | 1) 1071 1072 #define V4L2_CID_EXPOSURE_AUTO (V4L2_CID_CAMERA_CLASS_BASE+1) 1073 enum v4l2_exposure_auto_type { 1074 V4L2_EXPOSURE_AUTO = 0, 1075 V4L2_EXPOSURE_MANUAL = 1, 1076 V4L2_EXPOSURE_SHUTTER_PRIORITY = 2, 1077 V4L2_EXPOSURE_APERTURE_PRIORITY = 3 1078 }; 1079 #define V4L2_CID_EXPOSURE_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+2) 1080 #define V4L2_CID_EXPOSURE_AUTO_PRIORITY (V4L2_CID_CAMERA_CLASS_BASE+3) 1081 1082 #define V4L2_CID_PAN_RELATIVE (V4L2_CID_CAMERA_CLASS_BASE+4) 1083 #define V4L2_CID_TILT_RELATIVE (V4L2_CID_CAMERA_CLASS_BASE+5) 1084 #define V4L2_CID_PAN_RESET (V4L2_CID_CAMERA_CLASS_BASE+6) 1085 #define V4L2_CID_TILT_RESET (V4L2_CID_CAMERA_CLASS_BASE+7) 1086 1087 #define V4L2_CID_PAN_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+8) 1088 #define V4L2_CID_TILT_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+9) 1089 1090 #define V4L2_CID_FOCUS_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+10) 1091 #define V4L2_CID_FOCUS_RELATIVE (V4L2_CID_CAMERA_CLASS_BASE+11) 1092 #define V4L2_CID_FOCUS_AUTO (V4L2_CID_CAMERA_CLASS_BASE+12) 1093 1094 /* 1095 * T U N I N G 1096 */ 1097 struct v4l2_tuner 1098 { 1099 __u32 index; 1100 __u8 name[32]; 1101 enum v4l2_tuner_type type; 1102 __u32 capability; 1103 __u32 rangelow; 1104 __u32 rangehigh; 1105 __u32 rxsubchans; 1106 __u32 audmode; 1107 __s32 signal; 1108 __s32 afc; 1109 __u32 reserved[4]; 1110 }; 1111 1112 struct v4l2_modulator 1113 { 1114 __u32 index; 1115 __u8 name[32]; 1116 __u32 capability; 1117 __u32 rangelow; 1118 __u32 rangehigh; 1119 __u32 txsubchans; 1120 __u32 reserved[4]; 1121 }; 1122 1123 /* Flags for the 'capability' field */ 1124 #define V4L2_TUNER_CAP_LOW 0x0001 1125 #define V4L2_TUNER_CAP_NORM 0x0002 1126 #define V4L2_TUNER_CAP_STEREO 0x0010 1127 #define V4L2_TUNER_CAP_LANG2 0x0020 1128 #define V4L2_TUNER_CAP_SAP 0x0020 1129 #define V4L2_TUNER_CAP_LANG1 0x0040 1130 1131 /* Flags for the 'rxsubchans' field */ 1132 #define V4L2_TUNER_SUB_MONO 0x0001 1133 #define V4L2_TUNER_SUB_STEREO 0x0002 1134 #define V4L2_TUNER_SUB_LANG2 0x0004 1135 #define V4L2_TUNER_SUB_SAP 0x0004 1136 #define V4L2_TUNER_SUB_LANG1 0x0008 1137 1138 /* Values for the 'audmode' field */ 1139 #define V4L2_TUNER_MODE_MONO 0x0000 1140 #define V4L2_TUNER_MODE_STEREO 0x0001 1141 #define V4L2_TUNER_MODE_LANG2 0x0002 1142 #define V4L2_TUNER_MODE_SAP 0x0002 1143 #define V4L2_TUNER_MODE_LANG1 0x0003 1144 #define V4L2_TUNER_MODE_LANG1_LANG2 0x0004 1145 1146 struct v4l2_frequency 1147 { 1148 __u32 tuner; 1149 enum v4l2_tuner_type type; 1150 __u32 frequency; 1151 __u32 reserved[8]; 1152 }; 1153 1154 /* 1155 * A U D I O 1156 */ 1157 struct v4l2_audio 1158 { 1159 __u32 index; 1160 __u8 name[32]; 1161 __u32 capability; 1162 __u32 mode; 1163 __u32 reserved[2]; 1164 }; 1165 1166 /* Flags for the 'capability' field */ 1167 #define V4L2_AUDCAP_STEREO 0x00001 1168 #define V4L2_AUDCAP_AVL 0x00002 1169 1170 /* Flags for the 'mode' field */ 1171 #define V4L2_AUDMODE_AVL 0x00001 1172 1173 struct v4l2_audioout 1174 { 1175 __u32 index; 1176 __u8 name[32]; 1177 __u32 capability; 1178 __u32 mode; 1179 __u32 reserved[2]; 1180 }; 1181 1182 /* 1183 * M P E G S E R V I C E S 1184 * 1185 * NOTE: EXPERIMENTAL API 1186 */ 1187 #if 1 1188 #define V4L2_ENC_IDX_FRAME_I (0) 1189 #define V4L2_ENC_IDX_FRAME_P (1) 1190 #define V4L2_ENC_IDX_FRAME_B (2) 1191 #define V4L2_ENC_IDX_FRAME_MASK (0xf) 1192 1193 struct v4l2_enc_idx_entry { 1194 __u64 offset; 1195 __u64 pts; 1196 __u32 length; 1197 __u32 flags; 1198 __u32 reserved[2]; 1199 }; 1200 1201 #define V4L2_ENC_IDX_ENTRIES (64) 1202 struct v4l2_enc_idx { 1203 __u32 entries; 1204 __u32 entries_cap; 1205 __u32 reserved[4]; 1206 struct v4l2_enc_idx_entry entry[V4L2_ENC_IDX_ENTRIES]; 1207 }; 1208 1209 1210 #define V4L2_ENC_CMD_START (0) 1211 #define V4L2_ENC_CMD_STOP (1) 1212 #define V4L2_ENC_CMD_PAUSE (2) 1213 #define V4L2_ENC_CMD_RESUME (3) 1214 1215 /* Flags for V4L2_ENC_CMD_STOP */ 1216 #define V4L2_ENC_CMD_STOP_AT_GOP_END (1 << 0) 1217 1218 struct v4l2_encoder_cmd { 1219 __u32 cmd; 1220 __u32 flags; 1221 union { 1222 struct { 1223 __u32 data[8]; 1224 } raw; 1225 }; 1226 }; 1227 1228 #endif 1229 1230 1231 /* 1232 * D A T A S E R V I C E S ( V B I ) 1233 * 1234 * Data services API by Michael Schimek 1235 */ 1236 1237 /* Raw VBI */ 1238 struct v4l2_vbi_format 1239 { 1240 __u32 sampling_rate; /* in 1 Hz */ 1241 __u32 offset; 1242 __u32 samples_per_line; 1243 __u32 sample_format; /* V4L2_PIX_FMT_* */ 1244 __s32 start[2]; 1245 __u32 count[2]; 1246 __u32 flags; /* V4L2_VBI_* */ 1247 __u32 reserved[2]; /* must be zero */ 1248 }; 1249 1250 /* VBI flags */ 1251 #define V4L2_VBI_UNSYNC (1<< 0) 1252 #define V4L2_VBI_INTERLACED (1<< 1) 1253 1254 /* Sliced VBI 1255 * 1256 * This implements is a proposal V4L2 API to allow SLICED VBI 1257 * required for some hardware encoders. It should change without 1258 * notice in the definitive implementation. 1259 */ 1260 1261 struct v4l2_sliced_vbi_format 1262 { 1263 __u16 service_set; 1264 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field 1265 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field 1266 (equals frame lines 313-336 for 625 line video 1267 standards, 263-286 for 525 line standards) */ 1268 __u16 service_lines[2][24]; 1269 __u32 io_size; 1270 __u32 reserved[2]; /* must be zero */ 1271 }; 1272 1273 /* Teletext World System Teletext 1274 (WST), defined on ITU-R BT.653-2 */ 1275 #define V4L2_SLICED_TELETEXT_B (0x0001) 1276 /* Video Program System, defined on ETS 300 231*/ 1277 #define V4L2_SLICED_VPS (0x0400) 1278 /* Closed Caption, defined on EIA-608 */ 1279 #define V4L2_SLICED_CAPTION_525 (0x1000) 1280 /* Wide Screen System, defined on ITU-R BT1119.1 */ 1281 #define V4L2_SLICED_WSS_625 (0x4000) 1282 1283 #define V4L2_SLICED_VBI_525 (V4L2_SLICED_CAPTION_525) 1284 #define V4L2_SLICED_VBI_625 (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625) 1285 1286 struct v4l2_sliced_vbi_cap 1287 { 1288 __u16 service_set; 1289 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field 1290 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field 1291 (equals frame lines 313-336 for 625 line video 1292 standards, 263-286 for 525 line standards) */ 1293 __u16 service_lines[2][24]; 1294 enum v4l2_buf_type type; 1295 __u32 reserved[3]; /* must be 0 */ 1296 }; 1297 1298 struct v4l2_sliced_vbi_data 1299 { 1300 __u32 id; 1301 __u32 field; /* 0: first field, 1: second field */ 1302 __u32 line; /* 1-23 */ 1303 __u32 reserved; /* must be 0 */ 1304 __u8 data[48]; 1305 }; 1306 1307 /* 1308 * A G G R E G A T E S T R U C T U R E S 1309 */ 1310 1311 /* Stream data format 1312 */ 1313 struct v4l2_format 1314 { 1315 enum v4l2_buf_type type; 1316 union 1317 { 1318 struct v4l2_pix_format pix; // V4L2_BUF_TYPE_VIDEO_CAPTURE 1319 struct v4l2_window win; // V4L2_BUF_TYPE_VIDEO_OVERLAY 1320 struct v4l2_vbi_format vbi; // V4L2_BUF_TYPE_VBI_CAPTURE 1321 struct v4l2_sliced_vbi_format sliced; // V4L2_BUF_TYPE_SLICED_VBI_CAPTURE 1322 __u8 raw_data[200]; // user-defined 1323 } fmt; 1324 }; 1325 1326 1327 /* Stream type-dependent parameters 1328 */ 1329 struct v4l2_streamparm 1330 { 1331 enum v4l2_buf_type type; 1332 union 1333 { 1334 struct v4l2_captureparm capture; 1335 struct v4l2_outputparm output; 1336 __u8 raw_data[200]; /* user-defined */ 1337 } parm; 1338 }; 1339 1340 /* 1341 * A D V A N C E D D E B U G G I N G 1342 * 1343 * NOTE: EXPERIMENTAL API 1344 */ 1345 1346 /* VIDIOC_DBG_G_REGISTER and VIDIOC_DBG_S_REGISTER */ 1347 1348 #define V4L2_CHIP_MATCH_HOST 0 /* Match against chip ID on host (0 for the host) */ 1349 #define V4L2_CHIP_MATCH_I2C_DRIVER 1 /* Match against I2C driver ID */ 1350 #define V4L2_CHIP_MATCH_I2C_ADDR 2 /* Match against I2C 7-bit address */ 1351 1352 struct v4l2_register { 1353 __u32 match_type; /* Match type */ 1354 __u32 match_chip; /* Match this chip, meaning determined by match_type */ 1355 __u64 reg; 1356 __u64 val; 1357 }; 1358 1359 /* VIDIOC_G_CHIP_IDENT */ 1360 struct v4l2_chip_ident { 1361 __u32 match_type; /* Match type */ 1362 __u32 match_chip; /* Match this chip, meaning determined by match_type */ 1363 __u32 ident; /* chip identifier as specified in <media/v4l2-chip-ident.h> */ 1364 __u32 revision; /* chip revision, chip specific */ 1365 }; 1366 1367 /* 1368 * 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 1369 * 1370 */ 1371 #define VIDIOC_QUERYCAP _IOR ('V', 0, struct v4l2_capability) 1372 #define VIDIOC_RESERVED _IO ('V', 1) 1373 #define VIDIOC_ENUM_FMT _IOWR ('V', 2, struct v4l2_fmtdesc) 1374 #define VIDIOC_G_FMT _IOWR ('V', 4, struct v4l2_format) 1375 #define VIDIOC_S_FMT _IOWR ('V', 5, struct v4l2_format) 1376 #define VIDIOC_REQBUFS _IOWR ('V', 8, struct v4l2_requestbuffers) 1377 #define VIDIOC_QUERYBUF _IOWR ('V', 9, struct v4l2_buffer) 1378 #define VIDIOC_G_FBUF _IOR ('V', 10, struct v4l2_framebuffer) 1379 #define VIDIOC_S_FBUF _IOW ('V', 11, struct v4l2_framebuffer) 1380 #define VIDIOC_OVERLAY _IOW ('V', 14, int) 1381 #define VIDIOC_QBUF _IOWR ('V', 15, struct v4l2_buffer) 1382 #define VIDIOC_DQBUF _IOWR ('V', 17, struct v4l2_buffer) 1383 #define VIDIOC_STREAMON _IOW ('V', 18, int) 1384 #define VIDIOC_STREAMOFF _IOW ('V', 19, int) 1385 #define VIDIOC_G_PARM _IOWR ('V', 21, struct v4l2_streamparm) 1386 #define VIDIOC_S_PARM _IOWR ('V', 22, struct v4l2_streamparm) 1387 #define VIDIOC_G_STD _IOR ('V', 23, v4l2_std_id) 1388 #define VIDIOC_S_STD _IOW ('V', 24, v4l2_std_id) 1389 #define VIDIOC_ENUMSTD _IOWR ('V', 25, struct v4l2_standard) 1390 #define VIDIOC_ENUMINPUT _IOWR ('V', 26, struct v4l2_input) 1391 #define VIDIOC_G_CTRL _IOWR ('V', 27, struct v4l2_control) 1392 #define VIDIOC_S_CTRL _IOWR ('V', 28, struct v4l2_control) 1393 #define VIDIOC_G_TUNER _IOWR ('V', 29, struct v4l2_tuner) 1394 #define VIDIOC_S_TUNER _IOW ('V', 30, struct v4l2_tuner) 1395 #define VIDIOC_G_AUDIO _IOR ('V', 33, struct v4l2_audio) 1396 #define VIDIOC_S_AUDIO _IOW ('V', 34, struct v4l2_audio) 1397 #define VIDIOC_QUERYCTRL _IOWR ('V', 36, struct v4l2_queryctrl) 1398 #define VIDIOC_QUERYMENU _IOWR ('V', 37, struct v4l2_querymenu) 1399 #define VIDIOC_G_INPUT _IOR ('V', 38, int) 1400 #define VIDIOC_S_INPUT _IOWR ('V', 39, int) 1401 #define VIDIOC_G_OUTPUT _IOR ('V', 46, int) 1402 #define VIDIOC_S_OUTPUT _IOWR ('V', 47, int) 1403 #define VIDIOC_ENUMOUTPUT _IOWR ('V', 48, struct v4l2_output) 1404 #define VIDIOC_G_AUDOUT _IOR ('V', 49, struct v4l2_audioout) 1405 #define VIDIOC_S_AUDOUT _IOW ('V', 50, struct v4l2_audioout) 1406 #define VIDIOC_G_MODULATOR _IOWR ('V', 54, struct v4l2_modulator) 1407 #define VIDIOC_S_MODULATOR _IOW ('V', 55, struct v4l2_modulator) 1408 #define VIDIOC_G_FREQUENCY _IOWR ('V', 56, struct v4l2_frequency) 1409 #define VIDIOC_S_FREQUENCY _IOW ('V', 57, struct v4l2_frequency) 1410 #define VIDIOC_CROPCAP _IOWR ('V', 58, struct v4l2_cropcap) 1411 #define VIDIOC_G_CROP _IOWR ('V', 59, struct v4l2_crop) 1412 #define VIDIOC_S_CROP _IOW ('V', 60, struct v4l2_crop) 1413 #define VIDIOC_G_JPEGCOMP _IOR ('V', 61, struct v4l2_jpegcompression) 1414 #define VIDIOC_S_JPEGCOMP _IOW ('V', 62, struct v4l2_jpegcompression) 1415 #define VIDIOC_QUERYSTD _IOR ('V', 63, v4l2_std_id) 1416 #define VIDIOC_TRY_FMT _IOWR ('V', 64, struct v4l2_format) 1417 #define VIDIOC_ENUMAUDIO _IOWR ('V', 65, struct v4l2_audio) 1418 #define VIDIOC_ENUMAUDOUT _IOWR ('V', 66, struct v4l2_audioout) 1419 #define VIDIOC_G_PRIORITY _IOR ('V', 67, enum v4l2_priority) 1420 #define VIDIOC_S_PRIORITY _IOW ('V', 68, enum v4l2_priority) 1421 #define VIDIOC_G_SLICED_VBI_CAP _IOWR ('V', 69, struct v4l2_sliced_vbi_cap) 1422 #define VIDIOC_LOG_STATUS _IO ('V', 70) 1423 #define VIDIOC_G_EXT_CTRLS _IOWR ('V', 71, struct v4l2_ext_controls) 1424 #define VIDIOC_S_EXT_CTRLS _IOWR ('V', 72, struct v4l2_ext_controls) 1425 #define VIDIOC_TRY_EXT_CTRLS _IOWR ('V', 73, struct v4l2_ext_controls) 1426 #if 1 1427 #define VIDIOC_ENUM_FRAMESIZES _IOWR ('V', 74, struct v4l2_frmsizeenum) 1428 #define VIDIOC_ENUM_FRAMEINTERVALS _IOWR ('V', 75, struct v4l2_frmivalenum) 1429 #define VIDIOC_G_ENC_INDEX _IOR ('V', 76, struct v4l2_enc_idx) 1430 #define VIDIOC_ENCODER_CMD _IOWR ('V', 77, struct v4l2_encoder_cmd) 1431 #define VIDIOC_TRY_ENCODER_CMD _IOWR ('V', 78, struct v4l2_encoder_cmd) 1432 1433 /* Experimental, only implemented if CONFIG_VIDEO_ADV_DEBUG is defined */ 1434 #define VIDIOC_DBG_S_REGISTER _IOW ('V', 79, struct v4l2_register) 1435 #define VIDIOC_DBG_G_REGISTER _IOWR ('V', 80, struct v4l2_register) 1436 1437 #define VIDIOC_G_CHIP_IDENT _IOWR ('V', 81, struct v4l2_chip_ident) 1438 #endif 1439 1440 #ifdef __OLD_VIDIOC_ 1441 /* for compatibility, will go away some day */ 1442 #define VIDIOC_OVERLAY_OLD _IOWR ('V', 14, int) 1443 #define VIDIOC_S_PARM_OLD _IOW ('V', 22, struct v4l2_streamparm) 1444 #define VIDIOC_S_CTRL_OLD _IOW ('V', 28, struct v4l2_control) 1445 #define VIDIOC_G_AUDIO_OLD _IOWR ('V', 33, struct v4l2_audio) 1446 #define VIDIOC_G_AUDOUT_OLD _IOWR ('V', 49, struct v4l2_audioout) 1447 #define VIDIOC_CROPCAP_OLD _IOR ('V', 58, struct v4l2_cropcap) 1448 #endif 1449 1450 #define BASE_VIDIOC_PRIVATE 192 /* 192-255 are private */ 1451 1452 #endif /* __LINUX_VIDEODEV2_H */ 1453 1454 /* 1455 * Local variables: 1456 * c-basic-offset: 8 1457 * End: 1458 */ 1459