1<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN""http://www.w3.org/TR/html4/loose.dtd"> 2<HTML 3><HEAD 4><TITLE 5>Video For Linux Two Header File</TITLE 6><META 7NAME="GENERATOR" 8CONTENT="Modular DocBook HTML Stylesheet Version 1.79"><LINK 9REL="HOME" 10TITLE="Video for Linux Two API Specification" 11HREF="book1.htm"><LINK 12REL="PREVIOUS" 13TITLE="Obsolete API Elements" 14HREF="x16497.htm"><LINK 15REL="NEXT" 16TITLE="Video Capture Example" 17HREF="a16706.htm"></HEAD 18><BODY 19CLASS="APPENDIX" 20BGCOLOR="#FFFFFF" 21TEXT="#000000" 22LINK="#0000FF" 23VLINK="#840084" 24ALINK="#0000FF" 25><DIV 26CLASS="NAVHEADER" 27><TABLE 28SUMMARY="Header navigation table" 29WIDTH="100%" 30BORDER="0" 31CELLPADDING="0" 32CELLSPACING="0" 33><TR 34><TH 35COLSPAN="3" 36ALIGN="center" 37>Video for Linux Two API Specification: Revision 0.24</TH 38></TR 39><TR 40><TD 41WIDTH="10%" 42ALIGN="left" 43VALIGN="bottom" 44><A 45HREF="x16497.htm" 46ACCESSKEY="P" 47>Prev</A 48></TD 49><TD 50WIDTH="80%" 51ALIGN="center" 52VALIGN="bottom" 53></TD 54><TD 55WIDTH="10%" 56ALIGN="right" 57VALIGN="bottom" 58><A 59HREF="a16706.htm" 60ACCESSKEY="N" 61>Next</A 62></TD 63></TR 64></TABLE 65><HR 66ALIGN="LEFT" 67WIDTH="100%"></DIV 68><DIV 69CLASS="APPENDIX" 70><H1 71><A 72NAME="VIDEODEV" 73></A 74>Appendix A. Video For Linux Two Header File</H1 75><PRE 76CLASS="PROGRAMLISTING" 77>/* 78 * Video for Linux Two header file 79 * 80 * Copyright (C) 1999-2007 the contributors 81 * 82 * This program is free software; you can redistribute it and/or modify 83 * it under the terms of the GNU General Public License as published by 84 * the Free Software Foundation; either version 2 of the License, or 85 * (at your option) any later version. 86 * 87 * This program is distributed in the hope that it will be useful, 88 * but WITHOUT ANY WARRANTY; without even the implied warranty of 89 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 90 * GNU General Public License for more details. 91 * 92 * Alternatively you can redistribute this file under the terms of the 93 * BSD license as stated below: 94 * 95 * Redistribution and use in source and binary forms, with or without 96 * modification, are permitted provided that the following conditions 97 * are met: 98 * 1. Redistributions of source code must retain the above copyright 99 * notice, this list of conditions and the following disclaimer. 100 * 2. Redistributions in binary form must reproduce the above copyright 101 * notice, this list of conditions and the following disclaimer in 102 * the documentation and/or other materials provided with the 103 * distribution. 104 * 3. The names of its contributors may not be used to endorse or promote 105 * products derived from this software without specific prior written 106 * permission. 107 * 108 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 109 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 110 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 111 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 112 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 113 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED 114 * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 115 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 116 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 117 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 118 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 119 * 120 * Header file for v4l or V4L2 drivers and applications 121 * with public API. 122 * All kernel-specific stuff were moved to media/v4l2-dev.h, so 123 * no #if __KERNEL tests are allowed here 124 * 125 * See http://linuxtv.org for more info 126 * 127 * Author: Bill Dirks <bill@thedirks.org> 128 * Justin Schoeman 129 * Hans Verkuil <hverkuil@xs4all.nl> 130 * et al. 131 */ 132#ifndef __LINUX_VIDEODEV2_H 133#define __LINUX_VIDEODEV2_H 134#ifdef __KERNEL__ 135#include <linux/time.h> /* need struct timeval */ 136#include <linux/compiler.h> /* need __user */ 137#else 138#define __user 139#include <sys/time.h> 140#endif 141#include <linux/ioctl.h> 142#include <linux/types.h> 143 144/* 145 * Common stuff for both V4L1 and V4L2 146 * Moved from videodev.h 147 */ 148#define VIDEO_MAX_FRAME 32 149 150#define VID_TYPE_CAPTURE 1 /* Can capture */ 151#define VID_TYPE_TUNER 2 /* Can tune */ 152#define VID_TYPE_TELETEXT 4 /* Does teletext */ 153#define VID_TYPE_OVERLAY 8 /* Overlay onto frame buffer */ 154#define VID_TYPE_CHROMAKEY 16 /* Overlay by chromakey */ 155#define VID_TYPE_CLIPPING 32 /* Can clip */ 156#define VID_TYPE_FRAMERAM 64 /* Uses the frame buffer memory */ 157#define VID_TYPE_SCALES 128 /* Scalable */ 158#define VID_TYPE_MONOCHROME 256 /* Monochrome only */ 159#define VID_TYPE_SUBCAPTURE 512 /* Can capture subareas of the image */ 160#define VID_TYPE_MPEG_DECODER 1024 /* Can decode MPEG streams */ 161#define VID_TYPE_MPEG_ENCODER 2048 /* Can encode MPEG streams */ 162#define VID_TYPE_MJPEG_DECODER 4096 /* Can decode MJPEG streams */ 163#define VID_TYPE_MJPEG_ENCODER 8192 /* Can encode MJPEG streams */ 164 165/* 166 * M I S C E L L A N E O U S 167 */ 168 169/* Four-character-code (FOURCC) */ 170#define v4l2_fourcc(a,b,c,d)\ 171 (((__u32)(a)<<0)|((__u32)(b)<<8)|((__u32)(c)<<16)|((__u32)(d)<<24)) 172 173/* 174 * E N U M S 175 */ 176enum <A 177HREF="x6386.htm#V4L2-FIELD" 178>v4l2_field</A 179> { 180 V4L2_FIELD_ANY = 0, /* driver can choose from none, 181 top, bottom, interlaced 182 depending on whatever it thinks 183 is approximate ... */ 184 V4L2_FIELD_NONE = 1, /* this device has no fields ... */ 185 V4L2_FIELD_TOP = 2, /* top field only */ 186 V4L2_FIELD_BOTTOM = 3, /* bottom field only */ 187 V4L2_FIELD_INTERLACED = 4, /* both fields interlaced */ 188 V4L2_FIELD_SEQ_TB = 5, /* both fields sequential into one 189 buffer, top-bottom order */ 190 V4L2_FIELD_SEQ_BT = 6, /* same as above + bottom-top order */ 191 V4L2_FIELD_ALTERNATE = 7, /* both fields alternating into 192 separate buffers */ 193 V4L2_FIELD_INTERLACED_TB = 8, /* both fields interlaced, top field 194 first and the top field is 195 transmitted first */ 196 V4L2_FIELD_INTERLACED_BT = 9, /* both fields interlaced, top field 197 first and the bottom field is 198 transmitted first */ 199}; 200#define V4L2_FIELD_HAS_TOP(field) \ 201 ((field) == V4L2_FIELD_TOP ||\ 202 (field) == V4L2_FIELD_INTERLACED ||\ 203 (field) == V4L2_FIELD_INTERLACED_TB ||\ 204 (field) == V4L2_FIELD_INTERLACED_BT ||\ 205 (field) == V4L2_FIELD_SEQ_TB ||\ 206 (field) == V4L2_FIELD_SEQ_BT) 207#define V4L2_FIELD_HAS_BOTTOM(field) \ 208 ((field) == V4L2_FIELD_BOTTOM ||\ 209 (field) == V4L2_FIELD_INTERLACED ||\ 210 (field) == V4L2_FIELD_INTERLACED_TB ||\ 211 (field) == V4L2_FIELD_INTERLACED_BT ||\ 212 (field) == V4L2_FIELD_SEQ_TB ||\ 213 (field) == V4L2_FIELD_SEQ_BT) 214#define V4L2_FIELD_HAS_BOTH(field) \ 215 ((field) == V4L2_FIELD_INTERLACED ||\ 216 (field) == V4L2_FIELD_INTERLACED_TB ||\ 217 (field) == V4L2_FIELD_INTERLACED_BT ||\ 218 (field) == V4L2_FIELD_SEQ_TB ||\ 219 (field) == V4L2_FIELD_SEQ_BT) 220 221enum <A 222HREF="x5953.htm#V4L2-BUF-TYPE" 223>v4l2_buf_type</A 224> { 225 V4L2_BUF_TYPE_VIDEO_CAPTURE = 1, 226 V4L2_BUF_TYPE_VIDEO_OUTPUT = 2, 227 V4L2_BUF_TYPE_VIDEO_OVERLAY = 3, 228 V4L2_BUF_TYPE_VBI_CAPTURE = 4, 229 V4L2_BUF_TYPE_VBI_OUTPUT = 5, 230 V4L2_BUF_TYPE_SLICED_VBI_CAPTURE = 6, 231 V4L2_BUF_TYPE_SLICED_VBI_OUTPUT = 7, 232#if 1 /*KEEP*/ 233 /* Experimental */ 234 V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY = 8, 235#endif 236 V4L2_BUF_TYPE_PRIVATE = 0x80, 237}; 238 239enum <A 240HREF="r13317.htm#V4L2-CTRL-TYPE" 241>v4l2_ctrl_type</A 242> { 243 V4L2_CTRL_TYPE_INTEGER = 1, 244 V4L2_CTRL_TYPE_BOOLEAN = 2, 245 V4L2_CTRL_TYPE_MENU = 3, 246 V4L2_CTRL_TYPE_BUTTON = 4, 247 V4L2_CTRL_TYPE_INTEGER64 = 5, 248 V4L2_CTRL_TYPE_CTRL_CLASS = 6, 249}; 250 251enum <A 252HREF="r12342.htm#V4L2-TUNER-TYPE" 253>v4l2_tuner_type</A 254> { 255 V4L2_TUNER_RADIO = 1, 256 V4L2_TUNER_ANALOG_TV = 2, 257 V4L2_TUNER_DIGITAL_TV = 3, 258}; 259 260enum <A 261HREF="x5953.htm#V4L2-MEMORY" 262>v4l2_memory</A 263> { 264 V4L2_MEMORY_MMAP = 1, 265 V4L2_MEMORY_USERPTR = 2, 266 V4L2_MEMORY_OVERLAY = 3, 267}; 268 269/* see also http://vektor.theorem.ca/graphics/ycbcr/ */ 270enum <A 271HREF="x2123.htm#V4L2-COLORSPACE" 272>v4l2_colorspace</A 273> { 274 /* ITU-R 601 -- broadcast NTSC/PAL */ 275 V4L2_COLORSPACE_SMPTE170M = 1, 276 277 /* 1125-Line (US) HDTV */ 278 V4L2_COLORSPACE_SMPTE240M = 2, 279 280 /* HD and modern captures. */ 281 V4L2_COLORSPACE_REC709 = 3, 282 283 /* broken BT878 extents (601, luma range 16-253 instead of 16-235) */ 284 V4L2_COLORSPACE_BT878 = 4, 285 286 /* These should be useful. Assume 601 extents. */ 287 V4L2_COLORSPACE_470_SYSTEM_M = 5, 288 V4L2_COLORSPACE_470_SYSTEM_BG = 6, 289 290 /* I know there will be cameras that send this. So, this is 291 * unspecified chromaticities and full 0-255 on each of the 292 * Y'CbCr components 293 */ 294 V4L2_COLORSPACE_JPEG = 7, 295 296 /* For RGB colourspaces, this is probably a good start. */ 297 V4L2_COLORSPACE_SRGB = 8, 298}; 299 300enum <A 301HREF="r11946.htm#V4L2-PRIORITY" 302>v4l2_priority</A 303> { 304 V4L2_PRIORITY_UNSET = 0, /* not initialized */ 305 V4L2_PRIORITY_BACKGROUND = 1, 306 V4L2_PRIORITY_INTERACTIVE = 2, 307 V4L2_PRIORITY_RECORD = 3, 308 V4L2_PRIORITY_DEFAULT = V4L2_PRIORITY_INTERACTIVE, 309}; 310 311struct <A 312HREF="x6570.htm#V4L2-RECT" 313>v4l2_rect</A 314> { 315 __s32 left; 316 __s32 top; 317 __s32 width; 318 __s32 height; 319}; 320 321struct <A 322HREF="r9288.htm#V4L2-FRACT" 323>v4l2_fract</A 324> { 325 __u32 numerator; 326 __u32 denominator; 327}; 328 329/* 330 * D R I V E R C A P A B I L I T I E S 331 */ 332struct <A 333HREF="r13105.htm#V4L2-CAPABILITY" 334>v4l2_capability</A 335> 336{ 337 __u8 driver[16]; /* i.e.ie; "bttv" */ 338 __u8 card[32]; /* i.e.ie; "Hauppauge WinTV" */ 339 __u8 bus_info[32]; /* "PCI:" + pci_name(pci_dev) */ 340 __u32 version; /* should use KERNEL_VERSION() */ 341 __u32 capabilities; /* Device capabilities */ 342 __u32 reserved[4]; 343}; 344 345/* Values for 'capabilities' field */ 346#define V4L2_CAP_VIDEO_CAPTURE 0x00000001 /* Is a video capture device */ 347#define V4L2_CAP_VIDEO_OUTPUT 0x00000002 /* Is a video output device */ 348#define V4L2_CAP_VIDEO_OVERLAY 0x00000004 /* Can do video overlay */ 349#define V4L2_CAP_VBI_CAPTURE 0x00000010 /* Is a raw VBI capture device */ 350#define V4L2_CAP_VBI_OUTPUT 0x00000020 /* Is a raw VBI output device */ 351#define V4L2_CAP_SLICED_VBI_CAPTURE 0x00000040 /* Is a sliced VBI capture device */ 352#define V4L2_CAP_SLICED_VBI_OUTPUT 0x00000080 /* Is a sliced VBI output device */ 353#define V4L2_CAP_RDS_CAPTURE 0x00000100 /* RDS data capture */ 354#define V4L2_CAP_VIDEO_OUTPUT_OVERLAY 0x00000200 /* Can do video output overlay */ 355 356#define V4L2_CAP_TUNER 0x00010000 /* has a tuner */ 357#define V4L2_CAP_AUDIO 0x00020000 /* has audio support */ 358#define V4L2_CAP_RADIO 0x00040000 /* is a radio device */ 359 360#define V4L2_CAP_READWRITE 0x01000000 /* read/write systemcalls */ 361#define V4L2_CAP_ASYNCIO 0x02000000 /* async I/O */ 362#define V4L2_CAP_STREAMING 0x04000000 /* streaming I/O ioctls */ 363 364/* 365 * V I D E O I M A G E F O R M A T 366 */ 367struct <A 368HREF="c2030.htm#V4L2-PIX-FORMAT" 369>v4l2_pix_format</A 370> 371{ 372 __u32 width; 373 __u32 height; 374 __u32 pixelformat; 375 enum <A 376HREF="x6386.htm#V4L2-FIELD" 377>v4l2_field</A 378> field; 379 __u32 bytesperline; /* for padding, zero if unused */ 380 __u32 sizeimage; 381 enum <A 382HREF="x2123.htm#V4L2-COLORSPACE" 383>v4l2_colorspace</A 384> colorspace; 385 __u32 priv; /* private data, depends on pixelformat */ 386}; 387 388/* Pixel format FOURCC depth Description */ 389#define <A 390HREF="r2492.htm#V4L2-PIX-FMT-RGB332" 391>V4L2_PIX_FMT_RGB332</A 392> v4l2_fourcc('R','G','B','1') /* 8 RGB-3-3-2 */ 393#define <A 394HREF="r2492.htm#V4L2-PIX-FMT-RGB444" 395>V4L2_PIX_FMT_RGB444</A 396> v4l2_fourcc('R','4','4','4') /* 16 xxxxrrrr ggggbbbb */ 397#define <A 398HREF="r2492.htm#V4L2-PIX-FMT-RGB555" 399>V4L2_PIX_FMT_RGB555</A 400> v4l2_fourcc('R','G','B','O') /* 16 RGB-5-5-5 */ 401#define <A 402HREF="r2492.htm#V4L2-PIX-FMT-RGB565" 403>V4L2_PIX_FMT_RGB565</A 404> v4l2_fourcc('R','G','B','P') /* 16 RGB-5-6-5 */ 405#define <A 406HREF="r2492.htm#V4L2-PIX-FMT-RGB555X" 407>V4L2_PIX_FMT_RGB555X</A 408> v4l2_fourcc('R','G','B','Q') /* 16 RGB-5-5-5 BE */ 409#define <A 410HREF="r2492.htm#V4L2-PIX-FMT-RGB565X" 411>V4L2_PIX_FMT_RGB565X</A 412> v4l2_fourcc('R','G','B','R') /* 16 RGB-5-6-5 BE */ 413#define <A 414HREF="r2492.htm#V4L2-PIX-FMT-BGR24" 415>V4L2_PIX_FMT_BGR24</A 416> v4l2_fourcc('B','G','R','3') /* 24 BGR-8-8-8 */ 417#define <A 418HREF="r2492.htm#V4L2-PIX-FMT-RGB24" 419>V4L2_PIX_FMT_RGB24</A 420> v4l2_fourcc('R','G','B','3') /* 24 RGB-8-8-8 */ 421#define <A 422HREF="r2492.htm#V4L2-PIX-FMT-BGR32" 423>V4L2_PIX_FMT_BGR32</A 424> v4l2_fourcc('B','G','R','4') /* 32 BGR-8-8-8-8 */ 425#define <A 426HREF="r2492.htm#V4L2-PIX-FMT-RGB32" 427>V4L2_PIX_FMT_RGB32</A 428> v4l2_fourcc('R','G','B','4') /* 32 RGB-8-8-8-8 */ 429#define <A 430HREF="r4185.htm" 431>V4L2_PIX_FMT_GREY</A 432> v4l2_fourcc('G','R','E','Y') /* 8 Greyscale */ 433#define <A 434HREF="r4246.htm" 435>V4L2_PIX_FMT_Y16</A 436> v4l2_fourcc('Y','1','6',' ') /* 16 Greyscale */ 437#define <A 438HREF="x2428.htm#V4L2-PIX-FMT-PAL8" 439>V4L2_PIX_FMT_PAL8</A 440> v4l2_fourcc('P','A','L','8') /* 8 8-bit palette */ 441#define <A 442HREF="r5016.htm#V4L2-PIX-FMT-YVU410" 443>V4L2_PIX_FMT_YVU410</A 444> v4l2_fourcc('Y','V','U','9') /* 9 YVU 4:1:0 */ 445#define <A 446HREF="r4850.htm#V4L2-PIX-FMT-YVU420" 447>V4L2_PIX_FMT_YVU420</A 448> v4l2_fourcc('Y','V','1','2') /* 12 YVU 4:2:0 */ 449#define <A 450HREF="r4339.htm" 451>V4L2_PIX_FMT_YUYV</A 452> v4l2_fourcc('Y','U','Y','V') /* 16 YUV 4:2:2 */ 453#define <A 454HREF="r4484.htm" 455>V4L2_PIX_FMT_UYVY</A 456> v4l2_fourcc('U','Y','V','Y') /* 16 YUV 4:2:2 */ 457#define <A 458HREF="r5154.htm" 459>V4L2_PIX_FMT_YUV422P</A 460> v4l2_fourcc('4','2','2','P') /* 16 YVU422 planar */ 461#define <A 462HREF="r5319.htm" 463>V4L2_PIX_FMT_YUV411P</A 464> v4l2_fourcc('4','1','1','P') /* 16 YVU411 planar */ 465#define <A 466HREF="r4629.htm" 467>V4L2_PIX_FMT_Y41P</A 468> v4l2_fourcc('Y','4','1','P') /* 12 YUV 4:1:1 */ 469#define <A 470HREF="r3896.htm#V4L2-PIX-FMT-YUV444" 471>V4L2_PIX_FMT_YUV444</A 472> v4l2_fourcc('Y','4','4','4') /* 16 xxxxyyyy uuuuvvvv */ 473#define <A 474HREF="r3896.htm#V4L2-PIX-FMT-YUV555" 475>V4L2_PIX_FMT_YUV555</A 476> v4l2_fourcc('Y','U','V','O') /* 16 YUV-5-5-5 */ 477#define <A 478HREF="r3896.htm#V4L2-PIX-FMT-YUV565" 479>V4L2_PIX_FMT_YUV565</A 480> v4l2_fourcc('Y','U','V','P') /* 16 YUV-5-6-5 */ 481#define <A 482HREF="r3896.htm#V4L2-PIX-FMT-YUV32" 483>V4L2_PIX_FMT_YUV32</A 484> v4l2_fourcc('Y','U','V','4') /* 32 YUV-8-8-8-8 */ 485 486/* two planes -- one Y, one Cr + Cb interleaved */ 487#define <A 488HREF="r5470.htm#V4L2-PIX-FMT-NV12" 489>V4L2_PIX_FMT_NV12</A 490> v4l2_fourcc('N','V','1','2') /* 12 Y/CbCr 4:2:0 */ 491#define <A 492HREF="r5470.htm#V4L2-PIX-FMT-NV21" 493>V4L2_PIX_FMT_NV21</A 494> v4l2_fourcc('N','V','2','1') /* 12 Y/CrCb 4:2:0 */ 495 496/* The following formats are not defined in the V4L2 specification */ 497#define <A 498HREF="r5016.htm#V4L2-PIX-FMT-YUV410" 499>V4L2_PIX_FMT_YUV410</A 500> v4l2_fourcc('Y','U','V','9') /* 9 YUV 4:1:0 */ 501#define <A 502HREF="r4850.htm#V4L2-PIX-FMT-YUV420" 503>V4L2_PIX_FMT_YUV420</A 504> v4l2_fourcc('Y','U','1','2') /* 12 YUV 4:2:0 */ 505#define <A 506HREF="x5665.htm#V4L2-PIX-FMT-YYUV" 507>V4L2_PIX_FMT_YYUV</A 508> v4l2_fourcc('Y','Y','U','V') /* 16 YUV 4:2:2 */ 509#define <A 510HREF="x5665.htm#V4L2-PIX-FMT-HI240" 511>V4L2_PIX_FMT_HI240</A 512> v4l2_fourcc('H','I','2','4') /* 8 8-bit color */ 513#define <A 514HREF="x5665.htm#V4L2-PIX-FMT-HM12" 515>V4L2_PIX_FMT_HM12</A 516> v4l2_fourcc('H','M','1','2') /* 8 YUV 4:2:0 16x16 macroblocks */ 517 518/* see http://www.siliconimaging.com/RGB%20Bayer.htm */ 519#define <A 520HREF="r3735.htm" 521>V4L2_PIX_FMT_SBGGR8</A 522> v4l2_fourcc('B','A','8','1') /* 8 BGBG.. GRGR.. */ 523#define <A 524HREF="r3796.htm" 525>V4L2_PIX_FMT_SBGGR16</A 526> v4l2_fourcc('B','Y','R','2') /* 16 BGBG.. GRGR.. */ 527 528/* compressed formats */ 529#define <A 530HREF="x5665.htm#V4L2-PIX-FMT-MJPEG" 531>V4L2_PIX_FMT_MJPEG</A 532> v4l2_fourcc('M','J','P','G') /* Motion-JPEG */ 533#define <A 534HREF="x5634.htm#V4L2-PIX-FMT-JPEG" 535>V4L2_PIX_FMT_JPEG</A 536> v4l2_fourcc('J','P','E','G') /* JFIF JPEG */ 537#define <A 538HREF="x5665.htm#V4L2-PIX-FMT-DV" 539>V4L2_PIX_FMT_DV</A 540> v4l2_fourcc('d','v','s','d') /* 1394 */ 541#define <A 542HREF="x5634.htm#V4L2-PIX-FMT-MPEG" 543>V4L2_PIX_FMT_MPEG</A 544> v4l2_fourcc('M','P','E','G') /* MPEG-1/2/4 */ 545 546/* Vendor-specific formats */ 547#define <A 548HREF="x5665.htm#V4L2-PIX-FMT-WNVA" 549>V4L2_PIX_FMT_WNVA</A 550> v4l2_fourcc('W','N','V','A') /* Winnov hw compress */ 551#define <A 552HREF="x5665.htm#V4L2-PIX-FMT-SN9C10X" 553>V4L2_PIX_FMT_SN9C10X</A 554> v4l2_fourcc('S','9','1','0') /* SN9C10x compression */ 555#define <A 556HREF="x5665.htm#V4L2-PIX-FMT-PWC1" 557>V4L2_PIX_FMT_PWC1</A 558> v4l2_fourcc('P','W','C','1') /* pwc older webcam */ 559#define <A 560HREF="x5665.htm#V4L2-PIX-FMT-PWC2" 561>V4L2_PIX_FMT_PWC2</A 562> v4l2_fourcc('P','W','C','2') /* pwc newer webcam */ 563#define <A 564HREF="x5665.htm#V4L2-PIX-FMT-ET61X251" 565>V4L2_PIX_FMT_ET61X251</A 566> v4l2_fourcc('E','6','2','5') /* ET61X251 compression */ 567 568/* 569 * F O R M A T E N U M E R A T I O N 570 */ 571struct <A 572HREF="r8367.htm#V4L2-FMTDESC" 573>v4l2_fmtdesc</A 574> 575{ 576 __u32 index; /* Format number */ 577 enum <A 578HREF="x5953.htm#V4L2-BUF-TYPE" 579>v4l2_buf_type</A 580> type; /* buffer type */ 581 __u32 flags; 582 __u8 description[32]; /* Description string */ 583 __u32 pixelformat; /* Format fourcc */ 584 __u32 reserved[4]; 585}; 586 587#define V4L2_FMT_FLAG_COMPRESSED 0x0001 588 589#if 1 /*KEEP*/ 590 /* Experimental Frame Size and frame rate enumeration */ 591/* 592 * F R A M E S I Z E E N U M E R A T I O N 593 */ 594enum <A 595HREF="r8494.htm#V4L2-FRMSIZETYPES" 596>v4l2_frmsizetypes</A 597> 598{ 599 V4L2_FRMSIZE_TYPE_DISCRETE = 1, 600 V4L2_FRMSIZE_TYPE_CONTINUOUS = 2, 601 V4L2_FRMSIZE_TYPE_STEPWISE = 3, 602}; 603 604struct <A 605HREF="r8494.htm#V4L2-FRMSIZE-DISCRETE" 606>v4l2_frmsize_discrete</A 607> 608{ 609 __u32 width; /* Frame width [pixel] */ 610 __u32 height; /* Frame height [pixel] */ 611}; 612 613struct <A 614HREF="r8494.htm#V4L2-FRMSIZE-STEPWISE" 615>v4l2_frmsize_stepwise</A 616> 617{ 618 __u32 min_width; /* Minimum frame width [pixel] */ 619 __u32 max_width; /* Maximum frame width [pixel] */ 620 __u32 step_width; /* Frame width step size [pixel] */ 621 __u32 min_height; /* Minimum frame height [pixel] */ 622 __u32 max_height; /* Maximum frame height [pixel] */ 623 __u32 step_height; /* Frame height step size [pixel] */ 624}; 625 626struct <A 627HREF="r8494.htm#V4L2-FRMSIZEENUM" 628>v4l2_frmsizeenum</A 629> 630{ 631 __u32 index; /* Frame size number */ 632 __u32 pixel_format; /* Pixel format */ 633 __u32 type; /* Frame size type the device supports. */ 634 635 union { /* Frame size */ 636 struct <A 637HREF="r8494.htm#V4L2-FRMSIZE-DISCRETE" 638>v4l2_frmsize_discrete</A 639> discrete; 640 struct <A 641HREF="r8494.htm#V4L2-FRMSIZE-STEPWISE" 642>v4l2_frmsize_stepwise</A 643> stepwise; 644 }; 645 646 __u32 reserved[2]; /* Reserved space for future use */ 647}; 648 649/* 650 * F R A M E R A T E E N U M E R A T I O N 651 */ 652enum <A 653HREF="r8724.htm#V4L2-FRMIVALTYPES" 654>v4l2_frmivaltypes</A 655> 656{ 657 V4L2_FRMIVAL_TYPE_DISCRETE = 1, 658 V4L2_FRMIVAL_TYPE_CONTINUOUS = 2, 659 V4L2_FRMIVAL_TYPE_STEPWISE = 3, 660}; 661 662struct <A 663HREF="r8724.htm#V4L2-FRMIVAL-STEPWISE" 664>v4l2_frmival_stepwise</A 665> 666{ 667 struct <A 668HREF="r9288.htm#V4L2-FRACT" 669>v4l2_fract</A 670> min; /* Minimum frame interval [s] */ 671 struct <A 672HREF="r9288.htm#V4L2-FRACT" 673>v4l2_fract</A 674> max; /* Maximum frame interval [s] */ 675 struct <A 676HREF="r9288.htm#V4L2-FRACT" 677>v4l2_fract</A 678> step; /* Frame interval step size [s] */ 679}; 680 681struct <A 682HREF="r8724.htm#V4L2-FRMIVALENUM" 683>v4l2_frmivalenum</A 684> 685{ 686 __u32 index; /* Frame format index */ 687 __u32 pixel_format; /* Pixel format */ 688 __u32 width; /* Frame width */ 689 __u32 height; /* Frame height */ 690 __u32 type; /* Frame interval type the device supports. */ 691 692 union { /* Frame interval */ 693 struct <A 694HREF="r9288.htm#V4L2-FRACT" 695>v4l2_fract</A 696> discrete; 697 struct <A 698HREF="r8724.htm#V4L2-FRMIVAL-STEPWISE" 699>v4l2_frmival_stepwise</A 700> stepwise; 701 }; 702 703 __u32 reserved[2]; /* Reserved space for future use */ 704}; 705#endif 706 707/* 708 * T I M E C O D E 709 */ 710struct <A 711HREF="x5953.htm#V4L2-TIMECODE" 712>v4l2_timecode</A 713> 714{ 715 __u32 type; 716 __u32 flags; 717 __u8 frames; 718 __u8 seconds; 719 __u8 minutes; 720 __u8 hours; 721 __u8 userbits[4]; 722}; 723 724/* Type */ 725#define V4L2_TC_TYPE_24FPS 1 726#define V4L2_TC_TYPE_25FPS 2 727#define V4L2_TC_TYPE_30FPS 3 728#define V4L2_TC_TYPE_50FPS 4 729#define V4L2_TC_TYPE_60FPS 5 730 731/* Flags */ 732#define V4L2_TC_FLAG_DROPFRAME 0x0001 /* "drop-frame" mode */ 733#define V4L2_TC_FLAG_COLORFRAME 0x0002 734#define V4L2_TC_USERBITS_field 0x000C 735#define V4L2_TC_USERBITS_USERDEFINED 0x0000 736#define V4L2_TC_USERBITS_8BITCHARS 0x0008 737/* The above is based on SMPTE timecodes */ 738 739struct <A 740HREF="r11285.htm#V4L2-JPEGCOMPRESSION" 741>v4l2_jpegcompression</A 742> 743{ 744 int quality; 745 746 int APPn; /* Number of APP segment to be written, 747 * must be 0..15 */ 748 int APP_len; /* Length of data in JPEG APPn segment */ 749 char APP_data[60]; /* Data in the JPEG APPn segment. */ 750 751 int COM_len; /* Length of data in JPEG COM segment */ 752 char COM_data[60]; /* Data in JPEG COM segment */ 753 754 __u32 jpeg_markers; /* Which markers should go into the JPEG 755 * output. Unless you exactly know what 756 * you do, leave them untouched. 757 * Inluding less markers will make the 758 * resulting code smaller, but there will 759 * be fewer aplications which can read it. 760 * The presence of the APP and COM marker 761 * is influenced by APP_len and COM_len 762 * ONLY, not by this property! */ 763 764#define V4L2_JPEG_MARKER_DHT (1<<3) /* Define Huffman Tables */ 765#define V4L2_JPEG_MARKER_DQT (1<<4) /* Define Quantization Tables */ 766#define V4L2_JPEG_MARKER_DRI (1<<5) /* Define Restart Interval */ 767#define V4L2_JPEG_MARKER_COM (1<<6) /* Comment segment */ 768#define V4L2_JPEG_MARKER_APP (1<<7) /* App segment, driver will 769 * allways use APP0 */ 770}; 771 772/* 773 * M E M O R Y - M A P P I N G B U F F E R S 774 */ 775struct <A 776HREF="r13696.htm#V4L2-REQUESTBUFFERS" 777>v4l2_requestbuffers</A 778> 779{ 780 __u32 count; 781 enum <A 782HREF="x5953.htm#V4L2-BUF-TYPE" 783>v4l2_buf_type</A 784> type; 785 enum <A 786HREF="x5953.htm#V4L2-MEMORY" 787>v4l2_memory</A 788> memory; 789 __u32 reserved[2]; 790}; 791 792struct <A 793HREF="x5953.htm#V4L2-BUFFER" 794>v4l2_buffer</A 795> 796{ 797 __u32 index; 798 enum <A 799HREF="x5953.htm#V4L2-BUF-TYPE" 800>v4l2_buf_type</A 801> type; 802 __u32 bytesused; 803 __u32 flags; 804 enum <A 805HREF="x6386.htm#V4L2-FIELD" 806>v4l2_field</A 807> field; 808 struct timeval timestamp; 809 struct <A 810HREF="x5953.htm#V4L2-TIMECODE" 811>v4l2_timecode</A 812> timecode; 813 __u32 sequence; 814 815 /* memory location */ 816 enum <A 817HREF="x5953.htm#V4L2-MEMORY" 818>v4l2_memory</A 819> memory; 820 union { 821 __u32 offset; 822 unsigned long userptr; 823 } m; 824 __u32 length; 825 __u32 input; 826 __u32 reserved; 827}; 828 829/* Flags for 'flags' field */ 830#define V4L2_BUF_FLAG_MAPPED 0x0001 /* Buffer is mapped (flag) */ 831#define V4L2_BUF_FLAG_QUEUED 0x0002 /* Buffer is queued for processing */ 832#define V4L2_BUF_FLAG_DONE 0x0004 /* Buffer is ready */ 833#define V4L2_BUF_FLAG_KEYFRAME 0x0008 /* Image is a keyframe (I-frame) */ 834#define V4L2_BUF_FLAG_PFRAME 0x0010 /* Image is a P-frame */ 835#define V4L2_BUF_FLAG_BFRAME 0x0020 /* Image is a B-frame */ 836#define V4L2_BUF_FLAG_TIMECODE 0x0100 /* timecode field is valid */ 837#define V4L2_BUF_FLAG_INPUT 0x0200 /* input field is valid */ 838 839/* 840 * O V E R L A Y P R E V I E W 841 */ 842struct <A 843HREF="r10595.htm#V4L2-FRAMEBUFFER" 844>v4l2_framebuffer</A 845> 846{ 847 __u32 capability; 848 __u32 flags; 849/* FIXME: in theory we should pass something like PCI device + memory 850 * region + offset instead of some physical address */ 851 void* base; 852 struct <A 853HREF="c2030.htm#V4L2-PIX-FORMAT" 854>v4l2_pix_format</A 855> fmt; 856}; 857/* Flags for the 'capability' field. Read only */ 858#define V4L2_FBUF_CAP_EXTERNOVERLAY 0x0001 859#define V4L2_FBUF_CAP_CHROMAKEY 0x0002 860#define V4L2_FBUF_CAP_LIST_CLIPPING 0x0004 861#define V4L2_FBUF_CAP_BITMAP_CLIPPING 0x0008 862#define V4L2_FBUF_CAP_LOCAL_ALPHA 0x0010 863#define V4L2_FBUF_CAP_GLOBAL_ALPHA 0x0020 864#define V4L2_FBUF_CAP_LOCAL_INV_ALPHA 0x0040 865/* Flags for the 'flags' field. */ 866#define V4L2_FBUF_FLAG_PRIMARY 0x0001 867#define V4L2_FBUF_FLAG_OVERLAY 0x0002 868#define V4L2_FBUF_FLAG_CHROMAKEY 0x0004 869#define V4L2_FBUF_FLAG_LOCAL_ALPHA 0x0008 870#define V4L2_FBUF_FLAG_GLOBAL_ALPHA 0x0010 871#define V4L2_FBUF_FLAG_LOCAL_INV_ALPHA 0x0020 872 873struct <A 874HREF="x6570.htm#V4L2-CLIP" 875>v4l2_clip</A 876> 877{ 878 struct <A 879HREF="x6570.htm#V4L2-RECT" 880>v4l2_rect</A 881> c; 882 struct <A 883HREF="x6570.htm#V4L2-CLIP" 884>v4l2_clip</A 885> __user *next; 886}; 887 888struct <A 889HREF="x6570.htm#V4L2-WINDOW" 890>v4l2_window</A 891> 892{ 893 struct <A 894HREF="x6570.htm#V4L2-RECT" 895>v4l2_rect</A 896> w; 897 enum <A 898HREF="x6386.htm#V4L2-FIELD" 899>v4l2_field</A 900> field; 901 __u32 chromakey; 902 struct <A 903HREF="x6570.htm#V4L2-CLIP" 904>v4l2_clip</A 905> __user *clips; 906 __u32 clipcount; 907 void __user *bitmap; 908 __u8 global_alpha; 909}; 910 911/* 912 * C A P T U R E P A R A M E T E R S 913 */ 914struct <A 915HREF="r11680.htm#V4L2-CAPTUREPARM" 916>v4l2_captureparm</A 917> 918{ 919 __u32 capability; /* Supported modes */ 920 __u32 capturemode; /* Current mode */ 921 struct <A 922HREF="r9288.htm#V4L2-FRACT" 923>v4l2_fract</A 924> timeperframe; /* Time per frame in .1us units */ 925 __u32 extendedmode; /* Driver-specific extensions */ 926 __u32 readbuffers; /* # of buffers for read */ 927 __u32 reserved[4]; 928}; 929 930/* Flags for 'capability' and 'capturemode' fields */ 931#define V4L2_MODE_HIGHQUALITY 0x0001 /* High quality imaging mode */ 932#define V4L2_CAP_TIMEPERFRAME 0x1000 /* timeperframe field is supported */ 933 934struct <A 935HREF="r11680.htm#V4L2-OUTPUTPARM" 936>v4l2_outputparm</A 937> 938{ 939 __u32 capability; /* Supported modes */ 940 __u32 outputmode; /* Current mode */ 941 struct <A 942HREF="r9288.htm#V4L2-FRACT" 943>v4l2_fract</A 944> timeperframe; /* Time per frame in seconds */ 945 __u32 extendedmode; /* Driver-specific extensions */ 946 __u32 writebuffers; /* # of buffers for write */ 947 __u32 reserved[4]; 948}; 949 950/* 951 * I N P U T I M A G E C R O P P I N G 952 */ 953struct <A 954HREF="r7771.htm#V4L2-CROPCAP" 955>v4l2_cropcap</A 956> { 957 enum <A 958HREF="x5953.htm#V4L2-BUF-TYPE" 959>v4l2_buf_type</A 960> type; 961 struct <A 962HREF="x6570.htm#V4L2-RECT" 963>v4l2_rect</A 964> bounds; 965 struct <A 966HREF="x6570.htm#V4L2-RECT" 967>v4l2_rect</A 968> defrect; 969 struct <A 970HREF="r9288.htm#V4L2-FRACT" 971>v4l2_fract</A 972> pixelaspect; 973}; 974 975struct <A 976HREF="r9994.htm#V4L2-CROP" 977>v4l2_crop</A 978> { 979 enum <A 980HREF="x5953.htm#V4L2-BUF-TYPE" 981>v4l2_buf_type</A 982> type; 983 struct <A 984HREF="x6570.htm#V4L2-RECT" 985>v4l2_rect</A 986> c; 987}; 988 989/* 990 * A N A L O G V I D E O S T A N D A R D 991 */ 992 993typedef __u64 v4l2_std_id; 994 995/* one bit for each */ 996#define V4L2_STD_PAL_B ((v4l2_std_id)0x00000001) 997#define V4L2_STD_PAL_B1 ((v4l2_std_id)0x00000002) 998#define V4L2_STD_PAL_G ((v4l2_std_id)0x00000004) 999#define V4L2_STD_PAL_H ((v4l2_std_id)0x00000008) 1000#define V4L2_STD_PAL_I ((v4l2_std_id)0x00000010) 1001#define V4L2_STD_PAL_D ((v4l2_std_id)0x00000020) 1002#define V4L2_STD_PAL_D1 ((v4l2_std_id)0x00000040) 1003#define V4L2_STD_PAL_K ((v4l2_std_id)0x00000080) 1004 1005#define V4L2_STD_PAL_M ((v4l2_std_id)0x00000100) 1006#define V4L2_STD_PAL_N ((v4l2_std_id)0x00000200) 1007#define V4L2_STD_PAL_Nc ((v4l2_std_id)0x00000400) 1008#define V4L2_STD_PAL_60 ((v4l2_std_id)0x00000800) 1009 1010#define V4L2_STD_NTSC_M ((v4l2_std_id)0x00001000) 1011#define V4L2_STD_NTSC_M_JP ((v4l2_std_id)0x00002000) 1012#define V4L2_STD_NTSC_443 ((v4l2_std_id)0x00004000) 1013#define V4L2_STD_NTSC_M_KR ((v4l2_std_id)0x00008000) 1014 1015#define V4L2_STD_SECAM_B ((v4l2_std_id)0x00010000) 1016#define V4L2_STD_SECAM_D ((v4l2_std_id)0x00020000) 1017#define V4L2_STD_SECAM_G ((v4l2_std_id)0x00040000) 1018#define V4L2_STD_SECAM_H ((v4l2_std_id)0x00080000) 1019#define V4L2_STD_SECAM_K ((v4l2_std_id)0x00100000) 1020#define V4L2_STD_SECAM_K1 ((v4l2_std_id)0x00200000) 1021#define V4L2_STD_SECAM_L ((v4l2_std_id)0x00400000) 1022#define V4L2_STD_SECAM_LC ((v4l2_std_id)0x00800000) 1023 1024/* ATSC/HDTV */ 1025#define V4L2_STD_ATSC_8_VSB ((v4l2_std_id)0x01000000) 1026#define V4L2_STD_ATSC_16_VSB ((v4l2_std_id)0x02000000) 1027 1028/* FIXME: 1029 Although std_id is 64 bits, there is an issue on PPC32 architecture that 1030 makes switch(__u64) to break. So, there's a hack on v4l2-common.c rounding 1031 this value to 32 bits. 1032 As, currently, the max value is for V4L2_STD_ATSC_16_VSB (30 bits wide), 1033 it should work fine. However, if needed to add more than two standards, 1034 v4l2-common.c should be fixed. 1035 */ 1036 1037/* some merged standards */ 1038#define V4L2_STD_MN (V4L2_STD_PAL_M|V4L2_STD_PAL_N|V4L2_STD_PAL_Nc|V4L2_STD_NTSC) 1039#define V4L2_STD_B (V4L2_STD_PAL_B|V4L2_STD_PAL_B1|V4L2_STD_SECAM_B) 1040#define V4L2_STD_GH (V4L2_STD_PAL_G|V4L2_STD_PAL_H|V4L2_STD_SECAM_G|V4L2_STD_SECAM_H) 1041#define V4L2_STD_DK (V4L2_STD_PAL_DK|V4L2_STD_SECAM_DK) 1042 1043/* some common needed stuff */ 1044#define V4L2_STD_PAL_BG (V4L2_STD_PAL_B |\ 1045 V4L2_STD_PAL_B1 |\ 1046 V4L2_STD_PAL_G) 1047#define V4L2_STD_PAL_DK (V4L2_STD_PAL_D |\ 1048 V4L2_STD_PAL_D1 |\ 1049 V4L2_STD_PAL_K) 1050#define V4L2_STD_PAL (V4L2_STD_PAL_BG |\ 1051 V4L2_STD_PAL_DK |\ 1052 V4L2_STD_PAL_H |\ 1053 V4L2_STD_PAL_I) 1054#define V4L2_STD_NTSC (V4L2_STD_NTSC_M |\ 1055 V4L2_STD_NTSC_M_JP |\ 1056 V4L2_STD_NTSC_M_KR) 1057#define V4L2_STD_SECAM_DK (V4L2_STD_SECAM_D |\ 1058 V4L2_STD_SECAM_K |\ 1059 V4L2_STD_SECAM_K1) 1060#define V4L2_STD_SECAM (V4L2_STD_SECAM_B |\ 1061 V4L2_STD_SECAM_G |\ 1062 V4L2_STD_SECAM_H |\ 1063 V4L2_STD_SECAM_DK |\ 1064 V4L2_STD_SECAM_L |\ 1065 V4L2_STD_SECAM_LC) 1066 1067#define V4L2_STD_525_60 (V4L2_STD_PAL_M |\ 1068 V4L2_STD_PAL_60 |\ 1069 V4L2_STD_NTSC |\ 1070 V4L2_STD_NTSC_443) 1071#define V4L2_STD_625_50 (V4L2_STD_PAL |\ 1072 V4L2_STD_PAL_N |\ 1073 V4L2_STD_PAL_Nc |\ 1074 V4L2_STD_SECAM) 1075#define V4L2_STD_ATSC (V4L2_STD_ATSC_8_VSB |\ 1076 V4L2_STD_ATSC_16_VSB) 1077 1078#define V4L2_STD_UNKNOWN 0 1079#define V4L2_STD_ALL (V4L2_STD_525_60 |\ 1080 V4L2_STD_625_50) 1081 1082struct <A 1083HREF="r9288.htm#V4L2-STANDARD" 1084>v4l2_standard</A 1085> 1086{ 1087 __u32 index; 1088 v4l2_std_id id; 1089 __u8 name[24]; 1090 struct <A 1091HREF="r9288.htm#V4L2-FRACT" 1092>v4l2_fract</A 1093> frameperiod; /* Frames, not fields */ 1094 __u32 framelines; 1095 __u32 reserved[4]; 1096}; 1097 1098/* 1099 * V I D E O I N P U T S 1100 */ 1101struct <A 1102HREF="r8936.htm#V4L2-INPUT" 1103>v4l2_input</A 1104> 1105{ 1106 __u32 index; /* Which input */ 1107 __u8 name[32]; /* Label */ 1108 __u32 type; /* Type of input */ 1109 __u32 audioset; /* Associated audios (bitfield) */ 1110 __u32 tuner; /* Associated tuner */ 1111 v4l2_std_id std; 1112 __u32 status; 1113 __u32 reserved[4]; 1114}; 1115 1116/* Values for the 'type' field */ 1117#define V4L2_INPUT_TYPE_TUNER 1 1118#define V4L2_INPUT_TYPE_CAMERA 2 1119 1120/* field 'status' - general */ 1121#define V4L2_IN_ST_NO_POWER 0x00000001 /* Attached device is off */ 1122#define V4L2_IN_ST_NO_SIGNAL 0x00000002 1123#define V4L2_IN_ST_NO_COLOR 0x00000004 1124 1125/* field 'status' - analog */ 1126#define V4L2_IN_ST_NO_H_LOCK 0x00000100 /* No horizontal sync lock */ 1127#define V4L2_IN_ST_COLOR_KILL 0x00000200 /* Color killer is active */ 1128 1129/* field 'status' - digital */ 1130#define V4L2_IN_ST_NO_SYNC 0x00010000 /* No synchronization lock */ 1131#define V4L2_IN_ST_NO_EQU 0x00020000 /* No equalizer lock */ 1132#define V4L2_IN_ST_NO_CARRIER 0x00040000 /* Carrier recovery failed */ 1133 1134/* field 'status' - VCR and set-top box */ 1135#define V4L2_IN_ST_MACROVISION 0x01000000 /* Macrovision detected */ 1136#define V4L2_IN_ST_NO_ACCESS 0x02000000 /* Conditional access denied */ 1137#define V4L2_IN_ST_VTR 0x04000000 /* VTR time constant */ 1138 1139/* 1140 * V I D E O O U T P U T S 1141 */ 1142struct <A 1143HREF="r9149.htm#V4L2-OUTPUT" 1144>v4l2_output</A 1145> 1146{ 1147 __u32 index; /* Which output */ 1148 __u8 name[32]; /* Label */ 1149 __u32 type; /* Type of output */ 1150 __u32 audioset; /* Associated audios (bitfield) */ 1151 __u32 modulator; /* Associated modulator */ 1152 v4l2_std_id std; 1153 __u32 reserved[4]; 1154}; 1155/* Values for the 'type' field */ 1156#define V4L2_OUTPUT_TYPE_MODULATOR 1 1157#define V4L2_OUTPUT_TYPE_ANALOG 2 1158#define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY 3 1159 1160/* 1161 * C O N T R O L S 1162 */ 1163struct <A 1164HREF="r10104.htm#V4L2-CONTROL" 1165>v4l2_control</A 1166> 1167{ 1168 __u32 id; 1169 __s32 value; 1170}; 1171 1172struct <A 1173HREF="r10386.htm#V4L2-EXT-CONTROL" 1174>v4l2_ext_control</A 1175> 1176{ 1177 __u32 id; 1178 __u32 reserved2[2]; 1179 union { 1180 __s32 value; 1181 __s64 value64; 1182 void *reserved; 1183 }; 1184} __attribute__ ((packed)); 1185 1186struct <A 1187HREF="r10386.htm#V4L2-EXT-CONTROLS" 1188>v4l2_ext_controls</A 1189> 1190{ 1191 __u32 ctrl_class; 1192 __u32 count; 1193 __u32 error_idx; 1194 __u32 reserved[2]; 1195 struct <A 1196HREF="r10386.htm#V4L2-EXT-CONTROL" 1197>v4l2_ext_control</A 1198> *controls; 1199}; 1200 1201/* Values for ctrl_class field */ 1202#define V4L2_CTRL_CLASS_USER 0x00980000 /* Old-style 'user' controls */ 1203#define V4L2_CTRL_CLASS_MPEG 0x00990000 /* MPEG-compression controls */ 1204#define V4L2_CTRL_CLASS_CAMERA 0x009a0000 /* Camera class controls */ 1205 1206#define V4L2_CTRL_ID_MASK (0x0fffffff) 1207#define V4L2_CTRL_ID2CLASS(id) ((id) & 0x0fff0000UL) 1208#define V4L2_CTRL_DRIVER_PRIV(id) (((id) & 0xffff) >= 0x1000) 1209 1210/* Used in the VIDIOC_QUERYCTRL ioctl for querying controls */ 1211struct <A 1212HREF="r13317.htm#V4L2-QUERYCTRL" 1213>v4l2_queryctrl</A 1214> 1215{ 1216 __u32 id; 1217 enum <A 1218HREF="r13317.htm#V4L2-CTRL-TYPE" 1219>v4l2_ctrl_type</A 1220> type; 1221 __u8 name[32]; /* Whatever */ 1222 __s32 minimum; /* Note signedness */ 1223 __s32 maximum; 1224 __s32 step; 1225 __s32 default_value; 1226 __u32 flags; 1227 __u32 reserved[2]; 1228}; 1229 1230/* Used in the VIDIOC_QUERYMENU ioctl for querying menu items */ 1231struct <A 1232HREF="r13317.htm#V4L2-QUERYMENU" 1233>v4l2_querymenu</A 1234> 1235{ 1236 __u32 id; 1237 __u32 index; 1238 __u8 name[32]; /* Whatever */ 1239 __u32 reserved; 1240}; 1241 1242/* Control flags */ 1243#define V4L2_CTRL_FLAG_DISABLED 0x0001 1244#define V4L2_CTRL_FLAG_GRABBED 0x0002 1245#define V4L2_CTRL_FLAG_READ_ONLY 0x0004 1246#define V4L2_CTRL_FLAG_UPDATE 0x0008 1247#define V4L2_CTRL_FLAG_INACTIVE 0x0010 1248#define V4L2_CTRL_FLAG_SLIDER 0x0020 1249 1250/* Query flag, to be ORed with the control ID */ 1251#define V4L2_CTRL_FLAG_NEXT_CTRL 0x80000000 1252 1253/* User-class control IDs defined by V4L2 */ 1254#define V4L2_CID_BASE (V4L2_CTRL_CLASS_USER | 0x900) 1255#define V4L2_CID_USER_BASE V4L2_CID_BASE 1256/* IDs reserved for driver specific controls */ 1257#define V4L2_CID_PRIVATE_BASE 0x08000000 1258 1259#define V4L2_CID_USER_CLASS (V4L2_CTRL_CLASS_USER | 1) 1260#define V4L2_CID_BRIGHTNESS (V4L2_CID_BASE+0) 1261#define V4L2_CID_CONTRAST (V4L2_CID_BASE+1) 1262#define V4L2_CID_SATURATION (V4L2_CID_BASE+2) 1263#define V4L2_CID_HUE (V4L2_CID_BASE+3) 1264#define V4L2_CID_AUDIO_VOLUME (V4L2_CID_BASE+5) 1265#define V4L2_CID_AUDIO_BALANCE (V4L2_CID_BASE+6) 1266#define V4L2_CID_AUDIO_BASS (V4L2_CID_BASE+7) 1267#define V4L2_CID_AUDIO_TREBLE (V4L2_CID_BASE+8) 1268#define V4L2_CID_AUDIO_MUTE (V4L2_CID_BASE+9) 1269#define V4L2_CID_AUDIO_LOUDNESS (V4L2_CID_BASE+10) 1270#define V4L2_CID_BLACK_LEVEL (V4L2_CID_BASE+11) /* Deprecated */ 1271#define V4L2_CID_AUTO_WHITE_BALANCE (V4L2_CID_BASE+12) 1272#define V4L2_CID_DO_WHITE_BALANCE (V4L2_CID_BASE+13) 1273#define V4L2_CID_RED_BALANCE (V4L2_CID_BASE+14) 1274#define V4L2_CID_BLUE_BALANCE (V4L2_CID_BASE+15) 1275#define V4L2_CID_GAMMA (V4L2_CID_BASE+16) 1276#define V4L2_CID_WHITENESS (V4L2_CID_GAMMA) /* Deprecated */ 1277#define V4L2_CID_EXPOSURE (V4L2_CID_BASE+17) 1278#define V4L2_CID_AUTOGAIN (V4L2_CID_BASE+18) 1279#define V4L2_CID_GAIN (V4L2_CID_BASE+19) 1280#define V4L2_CID_HFLIP (V4L2_CID_BASE+20) 1281#define V4L2_CID_VFLIP (V4L2_CID_BASE+21) 1282 1283/* Deprecated, use V4L2_CID_PAN_RESET and V4L2_CID_TILT_RESET */ 1284#define V4L2_CID_HCENTER_DEPRECATED (V4L2_CID_BASE+22) 1285#define V4L2_CID_VCENTER_DEPRECATED (V4L2_CID_BASE+23) 1286 1287#define V4L2_CID_POWER_LINE_FREQUENCY (V4L2_CID_BASE+24) 1288enum v4l2_power_line_frequency { 1289 V4L2_CID_POWER_LINE_FREQUENCY_DISABLED = 0, 1290 V4L2_CID_POWER_LINE_FREQUENCY_50HZ = 1, 1291 V4L2_CID_POWER_LINE_FREQUENCY_60HZ = 2, 1292}; 1293#define V4L2_CID_HUE_AUTO (V4L2_CID_BASE+25) 1294#define V4L2_CID_WHITE_BALANCE_TEMPERATURE (V4L2_CID_BASE+26) 1295#define V4L2_CID_SHARPNESS (V4L2_CID_BASE+27) 1296#define V4L2_CID_BACKLIGHT_COMPENSATION (V4L2_CID_BASE+28) 1297#define V4L2_CID_LASTP1 (V4L2_CID_BASE+29) /* last CID + 1 */ 1298 1299/* MPEG-class control IDs defined by V4L2 */ 1300#define V4L2_CID_MPEG_BASE (V4L2_CTRL_CLASS_MPEG | 0x900) 1301#define V4L2_CID_MPEG_CLASS (V4L2_CTRL_CLASS_MPEG | 1) 1302 1303/* MPEG streams */ 1304#define V4L2_CID_MPEG_STREAM_TYPE (V4L2_CID_MPEG_BASE+0) 1305enum v4l2_mpeg_stream_type { 1306 V4L2_MPEG_STREAM_TYPE_MPEG2_PS = 0, /* MPEG-2 program stream */ 1307 V4L2_MPEG_STREAM_TYPE_MPEG2_TS = 1, /* MPEG-2 transport stream */ 1308 V4L2_MPEG_STREAM_TYPE_MPEG1_SS = 2, /* MPEG-1 system stream */ 1309 V4L2_MPEG_STREAM_TYPE_MPEG2_DVD = 3, /* MPEG-2 DVD-compatible stream */ 1310 V4L2_MPEG_STREAM_TYPE_MPEG1_VCD = 4, /* MPEG-1 VCD-compatible stream */ 1311 V4L2_MPEG_STREAM_TYPE_MPEG2_SVCD = 5, /* MPEG-2 SVCD-compatible stream */ 1312}; 1313#define V4L2_CID_MPEG_STREAM_PID_PMT (V4L2_CID_MPEG_BASE+1) 1314#define V4L2_CID_MPEG_STREAM_PID_AUDIO (V4L2_CID_MPEG_BASE+2) 1315#define V4L2_CID_MPEG_STREAM_PID_VIDEO (V4L2_CID_MPEG_BASE+3) 1316#define V4L2_CID_MPEG_STREAM_PID_PCR (V4L2_CID_MPEG_BASE+4) 1317#define V4L2_CID_MPEG_STREAM_PES_ID_AUDIO (V4L2_CID_MPEG_BASE+5) 1318#define V4L2_CID_MPEG_STREAM_PES_ID_VIDEO (V4L2_CID_MPEG_BASE+6) 1319#define V4L2_CID_MPEG_STREAM_VBI_FMT (V4L2_CID_MPEG_BASE+7) 1320enum v4l2_mpeg_stream_vbi_fmt { 1321 V4L2_MPEG_STREAM_VBI_FMT_NONE = 0, /* No VBI in the MPEG stream */ 1322 V4L2_MPEG_STREAM_VBI_FMT_IVTV = 1, /* VBI in private packets, IVTV format */ 1323}; 1324 1325/* MPEG audio */ 1326#define V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ (V4L2_CID_MPEG_BASE+100) 1327enum v4l2_mpeg_audio_sampling_freq { 1328 V4L2_MPEG_AUDIO_SAMPLING_FREQ_44100 = 0, 1329 V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000 = 1, 1330 V4L2_MPEG_AUDIO_SAMPLING_FREQ_32000 = 2, 1331}; 1332#define V4L2_CID_MPEG_AUDIO_ENCODING (V4L2_CID_MPEG_BASE+101) 1333enum v4l2_mpeg_audio_encoding { 1334 V4L2_MPEG_AUDIO_ENCODING_LAYER_1 = 0, 1335 V4L2_MPEG_AUDIO_ENCODING_LAYER_2 = 1, 1336 V4L2_MPEG_AUDIO_ENCODING_LAYER_3 = 2, 1337}; 1338#define V4L2_CID_MPEG_AUDIO_L1_BITRATE (V4L2_CID_MPEG_BASE+102) 1339enum v4l2_mpeg_audio_l1_bitrate { 1340 V4L2_MPEG_AUDIO_L1_BITRATE_32K = 0, 1341 V4L2_MPEG_AUDIO_L1_BITRATE_64K = 1, 1342 V4L2_MPEG_AUDIO_L1_BITRATE_96K = 2, 1343 V4L2_MPEG_AUDIO_L1_BITRATE_128K = 3, 1344 V4L2_MPEG_AUDIO_L1_BITRATE_160K = 4, 1345 V4L2_MPEG_AUDIO_L1_BITRATE_192K = 5, 1346 V4L2_MPEG_AUDIO_L1_BITRATE_224K = 6, 1347 V4L2_MPEG_AUDIO_L1_BITRATE_256K = 7, 1348 V4L2_MPEG_AUDIO_L1_BITRATE_288K = 8, 1349 V4L2_MPEG_AUDIO_L1_BITRATE_320K = 9, 1350 V4L2_MPEG_AUDIO_L1_BITRATE_352K = 10, 1351 V4L2_MPEG_AUDIO_L1_BITRATE_384K = 11, 1352 V4L2_MPEG_AUDIO_L1_BITRATE_416K = 12, 1353 V4L2_MPEG_AUDIO_L1_BITRATE_448K = 13, 1354}; 1355#define V4L2_CID_MPEG_AUDIO_L2_BITRATE (V4L2_CID_MPEG_BASE+103) 1356enum v4l2_mpeg_audio_l2_bitrate { 1357 V4L2_MPEG_AUDIO_L2_BITRATE_32K = 0, 1358 V4L2_MPEG_AUDIO_L2_BITRATE_48K = 1, 1359 V4L2_MPEG_AUDIO_L2_BITRATE_56K = 2, 1360 V4L2_MPEG_AUDIO_L2_BITRATE_64K = 3, 1361 V4L2_MPEG_AUDIO_L2_BITRATE_80K = 4, 1362 V4L2_MPEG_AUDIO_L2_BITRATE_96K = 5, 1363 V4L2_MPEG_AUDIO_L2_BITRATE_112K = 6, 1364 V4L2_MPEG_AUDIO_L2_BITRATE_128K = 7, 1365 V4L2_MPEG_AUDIO_L2_BITRATE_160K = 8, 1366 V4L2_MPEG_AUDIO_L2_BITRATE_192K = 9, 1367 V4L2_MPEG_AUDIO_L2_BITRATE_224K = 10, 1368 V4L2_MPEG_AUDIO_L2_BITRATE_256K = 11, 1369 V4L2_MPEG_AUDIO_L2_BITRATE_320K = 12, 1370 V4L2_MPEG_AUDIO_L2_BITRATE_384K = 13, 1371}; 1372#define V4L2_CID_MPEG_AUDIO_L3_BITRATE (V4L2_CID_MPEG_BASE+104) 1373enum v4l2_mpeg_audio_l3_bitrate { 1374 V4L2_MPEG_AUDIO_L3_BITRATE_32K = 0, 1375 V4L2_MPEG_AUDIO_L3_BITRATE_40K = 1, 1376 V4L2_MPEG_AUDIO_L3_BITRATE_48K = 2, 1377 V4L2_MPEG_AUDIO_L3_BITRATE_56K = 3, 1378 V4L2_MPEG_AUDIO_L3_BITRATE_64K = 4, 1379 V4L2_MPEG_AUDIO_L3_BITRATE_80K = 5, 1380 V4L2_MPEG_AUDIO_L3_BITRATE_96K = 6, 1381 V4L2_MPEG_AUDIO_L3_BITRATE_112K = 7, 1382 V4L2_MPEG_AUDIO_L3_BITRATE_128K = 8, 1383 V4L2_MPEG_AUDIO_L3_BITRATE_160K = 9, 1384 V4L2_MPEG_AUDIO_L3_BITRATE_192K = 10, 1385 V4L2_MPEG_AUDIO_L3_BITRATE_224K = 11, 1386 V4L2_MPEG_AUDIO_L3_BITRATE_256K = 12, 1387 V4L2_MPEG_AUDIO_L3_BITRATE_320K = 13, 1388}; 1389#define V4L2_CID_MPEG_AUDIO_MODE (V4L2_CID_MPEG_BASE+105) 1390enum v4l2_mpeg_audio_mode { 1391 V4L2_MPEG_AUDIO_MODE_STEREO = 0, 1392 V4L2_MPEG_AUDIO_MODE_JOINT_STEREO = 1, 1393 V4L2_MPEG_AUDIO_MODE_DUAL = 2, 1394 V4L2_MPEG_AUDIO_MODE_MONO = 3, 1395}; 1396#define V4L2_CID_MPEG_AUDIO_MODE_EXTENSION (V4L2_CID_MPEG_BASE+106) 1397enum v4l2_mpeg_audio_mode_extension { 1398 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4 = 0, 1399 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_8 = 1, 1400 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_12 = 2, 1401 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_16 = 3, 1402}; 1403#define V4L2_CID_MPEG_AUDIO_EMPHASIS (V4L2_CID_MPEG_BASE+107) 1404enum v4l2_mpeg_audio_emphasis { 1405 V4L2_MPEG_AUDIO_EMPHASIS_NONE = 0, 1406 V4L2_MPEG_AUDIO_EMPHASIS_50_DIV_15_uS = 1, 1407 V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17 = 2, 1408}; 1409#define V4L2_CID_MPEG_AUDIO_CRC (V4L2_CID_MPEG_BASE+108) 1410enum v4l2_mpeg_audio_crc { 1411 V4L2_MPEG_AUDIO_CRC_NONE = 0, 1412 V4L2_MPEG_AUDIO_CRC_CRC16 = 1, 1413}; 1414#define V4L2_CID_MPEG_AUDIO_MUTE (V4L2_CID_MPEG_BASE+109) 1415 1416/* MPEG video */ 1417#define V4L2_CID_MPEG_VIDEO_ENCODING (V4L2_CID_MPEG_BASE+200) 1418enum v4l2_mpeg_video_encoding { 1419 V4L2_MPEG_VIDEO_ENCODING_MPEG_1 = 0, 1420 V4L2_MPEG_VIDEO_ENCODING_MPEG_2 = 1, 1421}; 1422#define V4L2_CID_MPEG_VIDEO_ASPECT (V4L2_CID_MPEG_BASE+201) 1423enum v4l2_mpeg_video_aspect { 1424 V4L2_MPEG_VIDEO_ASPECT_1x1 = 0, 1425 V4L2_MPEG_VIDEO_ASPECT_4x3 = 1, 1426 V4L2_MPEG_VIDEO_ASPECT_16x9 = 2, 1427 V4L2_MPEG_VIDEO_ASPECT_221x100 = 3, 1428}; 1429#define V4L2_CID_MPEG_VIDEO_B_FRAMES (V4L2_CID_MPEG_BASE+202) 1430#define V4L2_CID_MPEG_VIDEO_GOP_SIZE (V4L2_CID_MPEG_BASE+203) 1431#define V4L2_CID_MPEG_VIDEO_GOP_CLOSURE (V4L2_CID_MPEG_BASE+204) 1432#define V4L2_CID_MPEG_VIDEO_PULLDOWN (V4L2_CID_MPEG_BASE+205) 1433#define V4L2_CID_MPEG_VIDEO_BITRATE_MODE (V4L2_CID_MPEG_BASE+206) 1434enum v4l2_mpeg_video_bitrate_mode { 1435 V4L2_MPEG_VIDEO_BITRATE_MODE_VBR = 0, 1436 V4L2_MPEG_VIDEO_BITRATE_MODE_CBR = 1, 1437}; 1438#define V4L2_CID_MPEG_VIDEO_BITRATE (V4L2_CID_MPEG_BASE+207) 1439#define V4L2_CID_MPEG_VIDEO_BITRATE_PEAK (V4L2_CID_MPEG_BASE+208) 1440#define V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION (V4L2_CID_MPEG_BASE+209) 1441#define V4L2_CID_MPEG_VIDEO_MUTE (V4L2_CID_MPEG_BASE+210) 1442#define V4L2_CID_MPEG_VIDEO_MUTE_YUV (V4L2_CID_MPEG_BASE+211) 1443 1444/* MPEG-class control IDs specific to the CX2584x driver as defined by V4L2 */ 1445#define V4L2_CID_MPEG_CX2341X_BASE (V4L2_CTRL_CLASS_MPEG | 0x1000) 1446#define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE (V4L2_CID_MPEG_CX2341X_BASE+0) 1447enum v4l2_mpeg_cx2341x_video_spatial_filter_mode { 1448 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL = 0, 1449 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO = 1, 1450}; 1451#define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER (V4L2_CID_MPEG_CX2341X_BASE+1) 1452#define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+2) 1453enum v4l2_mpeg_cx2341x_video_luma_spatial_filter_type { 1454 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF = 0, 1455 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_HOR = 1, 1456 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_VERT = 2, 1457 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_HV_SEPARABLE = 3, 1458 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_SYM_NON_SEPARABLE = 4, 1459}; 1460#define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+3) 1461enum v4l2_mpeg_cx2341x_video_chroma_spatial_filter_type { 1462 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF = 0, 1463 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR = 1, 1464}; 1465#define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE (V4L2_CID_MPEG_CX2341X_BASE+4) 1466enum v4l2_mpeg_cx2341x_video_temporal_filter_mode { 1467 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL = 0, 1468 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO = 1, 1469}; 1470#define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER (V4L2_CID_MPEG_CX2341X_BASE+5) 1471#define V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+6) 1472enum v4l2_mpeg_cx2341x_video_median_filter_type { 1473 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF = 0, 1474 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR = 1, 1475 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_VERT = 2, 1476 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR_VERT = 3, 1477 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_DIAG = 4, 1478}; 1479#define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM (V4L2_CID_MPEG_CX2341X_BASE+7) 1480#define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP (V4L2_CID_MPEG_CX2341X_BASE+8) 1481#define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM (V4L2_CID_MPEG_CX2341X_BASE+9) 1482#define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP (V4L2_CID_MPEG_CX2341X_BASE+10) 1483#define V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS (V4L2_CID_MPEG_CX2341X_BASE+11) 1484 1485/* Camera class control IDs */ 1486#define V4L2_CID_CAMERA_CLASS_BASE (V4L2_CTRL_CLASS_CAMERA | 0x900) 1487#define V4L2_CID_CAMERA_CLASS (V4L2_CTRL_CLASS_CAMERA | 1) 1488 1489#define V4L2_CID_EXPOSURE_AUTO (V4L2_CID_CAMERA_CLASS_BASE+1) 1490enum v4l2_exposure_auto_type { 1491 V4L2_EXPOSURE_AUTO = 0, 1492 V4L2_EXPOSURE_MANUAL = 1, 1493 V4L2_EXPOSURE_SHUTTER_PRIORITY = 2, 1494 V4L2_EXPOSURE_APERTURE_PRIORITY = 3 1495}; 1496#define V4L2_CID_EXPOSURE_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+2) 1497#define V4L2_CID_EXPOSURE_AUTO_PRIORITY (V4L2_CID_CAMERA_CLASS_BASE+3) 1498 1499#define V4L2_CID_PAN_RELATIVE (V4L2_CID_CAMERA_CLASS_BASE+4) 1500#define V4L2_CID_TILT_RELATIVE (V4L2_CID_CAMERA_CLASS_BASE+5) 1501#define V4L2_CID_PAN_RESET (V4L2_CID_CAMERA_CLASS_BASE+6) 1502#define V4L2_CID_TILT_RESET (V4L2_CID_CAMERA_CLASS_BASE+7) 1503 1504#define V4L2_CID_PAN_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+8) 1505#define V4L2_CID_TILT_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+9) 1506 1507#define V4L2_CID_FOCUS_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+10) 1508#define V4L2_CID_FOCUS_RELATIVE (V4L2_CID_CAMERA_CLASS_BASE+11) 1509#define V4L2_CID_FOCUS_AUTO (V4L2_CID_CAMERA_CLASS_BASE+12) 1510 1511/* 1512 * T U N I N G 1513 */ 1514struct <A 1515HREF="r12342.htm#V4L2-TUNER" 1516>v4l2_tuner</A 1517> 1518{ 1519 __u32 index; 1520 __u8 name[32]; 1521 enum <A 1522HREF="r12342.htm#V4L2-TUNER-TYPE" 1523>v4l2_tuner_type</A 1524> type; 1525 __u32 capability; 1526 __u32 rangelow; 1527 __u32 rangehigh; 1528 __u32 rxsubchans; 1529 __u32 audmode; 1530 __s32 signal; 1531 __s32 afc; 1532 __u32 reserved[4]; 1533}; 1534 1535struct <A 1536HREF="r11430.htm#V4L2-MODULATOR" 1537>v4l2_modulator</A 1538> 1539{ 1540 __u32 index; 1541 __u8 name[32]; 1542 __u32 capability; 1543 __u32 rangelow; 1544 __u32 rangehigh; 1545 __u32 txsubchans; 1546 __u32 reserved[4]; 1547}; 1548 1549/* Flags for the 'capability' field */ 1550#define V4L2_TUNER_CAP_LOW 0x0001 1551#define V4L2_TUNER_CAP_NORM 0x0002 1552#define V4L2_TUNER_CAP_STEREO 0x0010 1553#define V4L2_TUNER_CAP_LANG2 0x0020 1554#define V4L2_TUNER_CAP_SAP 0x0020 1555#define V4L2_TUNER_CAP_LANG1 0x0040 1556 1557/* Flags for the 'rxsubchans' field */ 1558#define V4L2_TUNER_SUB_MONO 0x0001 1559#define V4L2_TUNER_SUB_STEREO 0x0002 1560#define V4L2_TUNER_SUB_LANG2 0x0004 1561#define V4L2_TUNER_SUB_SAP 0x0004 1562#define V4L2_TUNER_SUB_LANG1 0x0008 1563 1564/* Values for the 'audmode' field */ 1565#define V4L2_TUNER_MODE_MONO 0x0000 1566#define V4L2_TUNER_MODE_STEREO 0x0001 1567#define V4L2_TUNER_MODE_LANG2 0x0002 1568#define V4L2_TUNER_MODE_SAP 0x0002 1569#define V4L2_TUNER_MODE_LANG1 0x0003 1570#define V4L2_TUNER_MODE_LANG1_LANG2 0x0004 1571 1572struct <A 1573HREF="r11094.htm#V4L2-FREQUENCY" 1574>v4l2_frequency</A 1575> 1576{ 1577 __u32 tuner; 1578 enum <A 1579HREF="r12342.htm#V4L2-TUNER-TYPE" 1580>v4l2_tuner_type</A 1581> type; 1582 __u32 frequency; 1583 __u32 reserved[8]; 1584}; 1585 1586/* 1587 * A U D I O 1588 */ 1589struct <A 1590HREF="r9539.htm#V4L2-AUDIO" 1591>v4l2_audio</A 1592> 1593{ 1594 __u32 index; 1595 __u8 name[32]; 1596 __u32 capability; 1597 __u32 mode; 1598 __u32 reserved[2]; 1599}; 1600 1601/* Flags for the 'capability' field */ 1602#define V4L2_AUDCAP_STEREO 0x00001 1603#define V4L2_AUDCAP_AVL 0x00002 1604 1605/* Flags for the 'mode' field */ 1606#define V4L2_AUDMODE_AVL 0x00001 1607 1608struct <A 1609HREF="r9688.htm#V4L2-AUDIOOUT" 1610>v4l2_audioout</A 1611> 1612{ 1613 __u32 index; 1614 __u8 name[32]; 1615 __u32 capability; 1616 __u32 mode; 1617 __u32 reserved[2]; 1618}; 1619 1620/* 1621 * M P E G S E R V I C E S 1622 * 1623 * NOTE: EXPERIMENTAL API 1624 */ 1625#if 1 /*KEEP*/ 1626#define V4L2_ENC_IDX_FRAME_I (0) 1627#define V4L2_ENC_IDX_FRAME_P (1) 1628#define V4L2_ENC_IDX_FRAME_B (2) 1629#define V4L2_ENC_IDX_FRAME_MASK (0xf) 1630 1631struct <A 1632HREF="r10211.htm#V4L2-ENC-IDX-ENTRY" 1633>v4l2_enc_idx_entry</A 1634> { 1635 __u64 offset; 1636 __u64 pts; 1637 __u32 length; 1638 __u32 flags; 1639 __u32 reserved[2]; 1640}; 1641 1642#define V4L2_ENC_IDX_ENTRIES (64) 1643struct <A 1644HREF="r10211.htm#V4L2-ENC-IDX" 1645>v4l2_enc_idx</A 1646> { 1647 __u32 entries; 1648 __u32 entries_cap; 1649 __u32 reserved[4]; 1650 struct <A 1651HREF="r10211.htm#V4L2-ENC-IDX-ENTRY" 1652>v4l2_enc_idx_entry</A 1653> entry[V4L2_ENC_IDX_ENTRIES]; 1654}; 1655 1656 1657#define V4L2_ENC_CMD_START (0) 1658#define V4L2_ENC_CMD_STOP (1) 1659#define V4L2_ENC_CMD_PAUSE (2) 1660#define V4L2_ENC_CMD_RESUME (3) 1661 1662/* Flags for V4L2_ENC_CMD_STOP */ 1663#define V4L2_ENC_CMD_STOP_AT_GOP_END (1 << 0) 1664 1665struct <A 1666HREF="r8087.htm#V4L2-ENCODER-CMD" 1667>v4l2_encoder_cmd</A 1668> { 1669 __u32 cmd; 1670 __u32 flags; 1671 union { 1672 struct { 1673 __u32 data[8]; 1674 } raw; 1675 }; 1676}; 1677 1678#endif 1679 1680 1681/* 1682 * D A T A S E R V I C E S ( V B I ) 1683 * 1684 * Data services API by Michael Schimek 1685 */ 1686 1687/* Raw VBI */ 1688struct <A 1689HREF="x7013.htm#V4L2-VBI-FORMAT" 1690>v4l2_vbi_format</A 1691> 1692{ 1693 __u32 sampling_rate; /* in 1 Hz */ 1694 __u32 offset; 1695 __u32 samples_per_line; 1696 __u32 sample_format; /* V4L2_PIX_FMT_* */ 1697 __s32 start[2]; 1698 __u32 count[2]; 1699 __u32 flags; /* V4L2_VBI_* */ 1700 __u32 reserved[2]; /* must be zero */ 1701}; 1702 1703/* VBI flags */ 1704#define V4L2_VBI_UNSYNC (1<< 0) 1705#define V4L2_VBI_INTERLACED (1<< 1) 1706 1707/* Sliced VBI 1708 * 1709 * This implements is a proposal V4L2 API to allow SLICED VBI 1710 * required for some hardware encoders. It should change without 1711 * notice in the definitive implementation. 1712 */ 1713 1714struct <A 1715HREF="x7236.htm#V4L2-SLICED-VBI-FORMAT" 1716>v4l2_sliced_vbi_format</A 1717> 1718{ 1719 __u16 service_set; 1720 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field 1721 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field 1722 (equals frame lines 313-336 for 625 line video 1723 standards, 263-286 for 525 line standards) */ 1724 __u16 service_lines[2][24]; 1725 __u32 io_size; 1726 __u32 reserved[2]; /* must be zero */ 1727}; 1728 1729/* Teletext World System Teletext 1730 (WST), defined on ITU-R BT.653-2 */ 1731#define V4L2_SLICED_TELETEXT_B (0x0001) 1732/* Video Program System, defined on ETS 300 231*/ 1733#define V4L2_SLICED_VPS (0x0400) 1734/* Closed Caption, defined on EIA-608 */ 1735#define V4L2_SLICED_CAPTION_525 (0x1000) 1736/* Wide Screen System, defined on ITU-R BT1119.1 */ 1737#define V4L2_SLICED_WSS_625 (0x4000) 1738 1739#define V4L2_SLICED_VBI_525 (V4L2_SLICED_CAPTION_525) 1740#define V4L2_SLICED_VBI_625 (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625) 1741 1742struct <A 1743HREF="r12051.htm#V4L2-SLICED-VBI-CAP" 1744>v4l2_sliced_vbi_cap</A 1745> 1746{ 1747 __u16 service_set; 1748 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field 1749 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field 1750 (equals frame lines 313-336 for 625 line video 1751 standards, 263-286 for 525 line standards) */ 1752 __u16 service_lines[2][24]; 1753 enum <A 1754HREF="x5953.htm#V4L2-BUF-TYPE" 1755>v4l2_buf_type</A 1756> type; 1757 __u32 reserved[3]; /* must be 0 */ 1758}; 1759 1760struct <A 1761HREF="x7236.htm#V4L2-SLICED-VBI-DATA" 1762>v4l2_sliced_vbi_data</A 1763> 1764{ 1765 __u32 id; 1766 __u32 field; /* 0: first field, 1: second field */ 1767 __u32 line; /* 1-23 */ 1768 __u32 reserved; /* must be 0 */ 1769 __u8 data[48]; 1770}; 1771 1772/* 1773 * A G G R E G A T E S T R U C T U R E S 1774 */ 1775 1776/* Stream data format 1777 */ 1778struct <A 1779HREF="r10944.htm#V4L2-FORMAT" 1780>v4l2_format</A 1781> 1782{ 1783 enum <A 1784HREF="x5953.htm#V4L2-BUF-TYPE" 1785>v4l2_buf_type</A 1786> type; 1787 union 1788 { 1789 struct <A 1790HREF="c2030.htm#V4L2-PIX-FORMAT" 1791>v4l2_pix_format</A 1792> pix; // V4L2_BUF_TYPE_VIDEO_CAPTURE 1793 struct <A 1794HREF="x6570.htm#V4L2-WINDOW" 1795>v4l2_window</A 1796> win; // V4L2_BUF_TYPE_VIDEO_OVERLAY 1797 struct <A 1798HREF="x7013.htm#V4L2-VBI-FORMAT" 1799>v4l2_vbi_format</A 1800> vbi; // V4L2_BUF_TYPE_VBI_CAPTURE 1801 struct <A 1802HREF="x7236.htm#V4L2-SLICED-VBI-FORMAT" 1803>v4l2_sliced_vbi_format</A 1804> sliced; // V4L2_BUF_TYPE_SLICED_VBI_CAPTURE 1805 __u8 raw_data[200]; // user-defined 1806 } fmt; 1807}; 1808 1809 1810/* Stream type-dependent parameters 1811 */ 1812struct <A 1813HREF="r11680.htm#V4L2-STREAMPARM" 1814>v4l2_streamparm</A 1815> 1816{ 1817 enum <A 1818HREF="x5953.htm#V4L2-BUF-TYPE" 1819>v4l2_buf_type</A 1820> type; 1821 union 1822 { 1823 struct <A 1824HREF="r11680.htm#V4L2-CAPTUREPARM" 1825>v4l2_captureparm</A 1826> capture; 1827 struct <A 1828HREF="r11680.htm#V4L2-OUTPUTPARM" 1829>v4l2_outputparm</A 1830> output; 1831 __u8 raw_data[200]; /* user-defined */ 1832 } parm; 1833}; 1834 1835/* 1836 * A D V A N C E D D E B U G G I N G 1837 * 1838 * NOTE: EXPERIMENTAL API 1839 */ 1840 1841/* VIDIOC_DBG_G_REGISTER and VIDIOC_DBG_S_REGISTER */ 1842 1843#define V4L2_CHIP_MATCH_HOST 0 /* Match against chip ID on host (0 for the host) */ 1844#define V4L2_CHIP_MATCH_I2C_DRIVER 1 /* Match against I2C driver ID */ 1845#define V4L2_CHIP_MATCH_I2C_ADDR 2 /* Match against I2C 7-bit address */ 1846 1847struct <A 1848HREF="r7900.htm#V4L2-REGISTER" 1849>v4l2_register</A 1850> { 1851 __u32 match_type; /* Match type */ 1852 __u32 match_chip; /* Match this chip, meaning determined by match_type */ 1853 __u64 reg; 1854 __u64 val; 1855}; 1856 1857/* VIDIOC_G_CHIP_IDENT */ 1858struct <A 1859HREF="r9804.htm#V4L2-CHIP-IDENT" 1860>v4l2_chip_ident</A 1861> { 1862 __u32 match_type; /* Match type */ 1863 __u32 match_chip; /* Match this chip, meaning determined by match_type */ 1864 __u32 ident; /* chip identifier as specified in <media/v4l2-chip-ident.h> */ 1865 __u32 revision; /* chip revision, chip specific */ 1866}; 1867 1868/* 1869 * 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 1870 * 1871 */ 1872#define VIDIOC_QUERYCAP _IOR ('V', 0, struct <A 1873HREF="r13105.htm#V4L2-CAPABILITY" 1874>v4l2_capability</A 1875>) 1876#define VIDIOC_RESERVED _IO ('V', 1) 1877#define VIDIOC_ENUM_FMT _IOWR ('V', 2, struct <A 1878HREF="r8367.htm#V4L2-FMTDESC" 1879>v4l2_fmtdesc</A 1880>) 1881#define VIDIOC_G_FMT _IOWR ('V', 4, struct <A 1882HREF="r10944.htm#V4L2-FORMAT" 1883>v4l2_format</A 1884>) 1885#define VIDIOC_S_FMT _IOWR ('V', 5, struct <A 1886HREF="r10944.htm#V4L2-FORMAT" 1887>v4l2_format</A 1888>) 1889#define VIDIOC_REQBUFS _IOWR ('V', 8, struct <A 1890HREF="r13696.htm#V4L2-REQUESTBUFFERS" 1891>v4l2_requestbuffers</A 1892>) 1893#define VIDIOC_QUERYBUF _IOWR ('V', 9, struct <A 1894HREF="x5953.htm#V4L2-BUFFER" 1895>v4l2_buffer</A 1896>) 1897#define VIDIOC_G_FBUF _IOR ('V', 10, struct <A 1898HREF="r10595.htm#V4L2-FRAMEBUFFER" 1899>v4l2_framebuffer</A 1900>) 1901#define VIDIOC_S_FBUF _IOW ('V', 11, struct <A 1902HREF="r10595.htm#V4L2-FRAMEBUFFER" 1903>v4l2_framebuffer</A 1904>) 1905#define VIDIOC_OVERLAY _IOW ('V', 14, int) 1906#define VIDIOC_QBUF _IOWR ('V', 15, struct <A 1907HREF="x5953.htm#V4L2-BUFFER" 1908>v4l2_buffer</A 1909>) 1910#define VIDIOC_DQBUF _IOWR ('V', 17, struct <A 1911HREF="x5953.htm#V4L2-BUFFER" 1912>v4l2_buffer</A 1913>) 1914#define VIDIOC_STREAMON _IOW ('V', 18, int) 1915#define VIDIOC_STREAMOFF _IOW ('V', 19, int) 1916#define VIDIOC_G_PARM _IOWR ('V', 21, struct <A 1917HREF="r11680.htm#V4L2-STREAMPARM" 1918>v4l2_streamparm</A 1919>) 1920#define VIDIOC_S_PARM _IOWR ('V', 22, struct <A 1921HREF="r11680.htm#V4L2-STREAMPARM" 1922>v4l2_streamparm</A 1923>) 1924#define VIDIOC_G_STD _IOR ('V', 23, v4l2_std_id) 1925#define VIDIOC_S_STD _IOW ('V', 24, v4l2_std_id) 1926#define VIDIOC_ENUMSTD _IOWR ('V', 25, struct <A 1927HREF="r9288.htm#V4L2-STANDARD" 1928>v4l2_standard</A 1929>) 1930#define VIDIOC_ENUMINPUT _IOWR ('V', 26, struct <A 1931HREF="r8936.htm#V4L2-INPUT" 1932>v4l2_input</A 1933>) 1934#define VIDIOC_G_CTRL _IOWR ('V', 27, struct <A 1935HREF="r10104.htm#V4L2-CONTROL" 1936>v4l2_control</A 1937>) 1938#define VIDIOC_S_CTRL _IOWR ('V', 28, struct <A 1939HREF="r10104.htm#V4L2-CONTROL" 1940>v4l2_control</A 1941>) 1942#define VIDIOC_G_TUNER _IOWR ('V', 29, struct <A 1943HREF="r12342.htm#V4L2-TUNER" 1944>v4l2_tuner</A 1945>) 1946#define VIDIOC_S_TUNER _IOW ('V', 30, struct <A 1947HREF="r12342.htm#V4L2-TUNER" 1948>v4l2_tuner</A 1949>) 1950#define VIDIOC_G_AUDIO _IOR ('V', 33, struct <A 1951HREF="r9539.htm#V4L2-AUDIO" 1952>v4l2_audio</A 1953>) 1954#define VIDIOC_S_AUDIO _IOW ('V', 34, struct <A 1955HREF="r9539.htm#V4L2-AUDIO" 1956>v4l2_audio</A 1957>) 1958#define VIDIOC_QUERYCTRL _IOWR ('V', 36, struct <A 1959HREF="r13317.htm#V4L2-QUERYCTRL" 1960>v4l2_queryctrl</A 1961>) 1962#define VIDIOC_QUERYMENU _IOWR ('V', 37, struct <A 1963HREF="r13317.htm#V4L2-QUERYMENU" 1964>v4l2_querymenu</A 1965>) 1966#define VIDIOC_G_INPUT _IOR ('V', 38, int) 1967#define VIDIOC_S_INPUT _IOWR ('V', 39, int) 1968#define VIDIOC_G_OUTPUT _IOR ('V', 46, int) 1969#define VIDIOC_S_OUTPUT _IOWR ('V', 47, int) 1970#define VIDIOC_ENUMOUTPUT _IOWR ('V', 48, struct <A 1971HREF="r9149.htm#V4L2-OUTPUT" 1972>v4l2_output</A 1973>) 1974#define VIDIOC_G_AUDOUT _IOR ('V', 49, struct <A 1975HREF="r9688.htm#V4L2-AUDIOOUT" 1976>v4l2_audioout</A 1977>) 1978#define VIDIOC_S_AUDOUT _IOW ('V', 50, struct <A 1979HREF="r9688.htm#V4L2-AUDIOOUT" 1980>v4l2_audioout</A 1981>) 1982#define VIDIOC_G_MODULATOR _IOWR ('V', 54, struct <A 1983HREF="r11430.htm#V4L2-MODULATOR" 1984>v4l2_modulator</A 1985>) 1986#define VIDIOC_S_MODULATOR _IOW ('V', 55, struct <A 1987HREF="r11430.htm#V4L2-MODULATOR" 1988>v4l2_modulator</A 1989>) 1990#define VIDIOC_G_FREQUENCY _IOWR ('V', 56, struct <A 1991HREF="r11094.htm#V4L2-FREQUENCY" 1992>v4l2_frequency</A 1993>) 1994#define VIDIOC_S_FREQUENCY _IOW ('V', 57, struct <A 1995HREF="r11094.htm#V4L2-FREQUENCY" 1996>v4l2_frequency</A 1997>) 1998#define VIDIOC_CROPCAP _IOWR ('V', 58, struct <A 1999HREF="r7771.htm#V4L2-CROPCAP" 2000>v4l2_cropcap</A 2001>) 2002#define VIDIOC_G_CROP _IOWR ('V', 59, struct <A 2003HREF="r9994.htm#V4L2-CROP" 2004>v4l2_crop</A 2005>) 2006#define VIDIOC_S_CROP _IOW ('V', 60, struct <A 2007HREF="r9994.htm#V4L2-CROP" 2008>v4l2_crop</A 2009>) 2010#define VIDIOC_G_JPEGCOMP _IOR ('V', 61, struct <A 2011HREF="r11285.htm#V4L2-JPEGCOMPRESSION" 2012>v4l2_jpegcompression</A 2013>) 2014#define VIDIOC_S_JPEGCOMP _IOW ('V', 62, struct <A 2015HREF="r11285.htm#V4L2-JPEGCOMPRESSION" 2016>v4l2_jpegcompression</A 2017>) 2018#define VIDIOC_QUERYSTD _IOR ('V', 63, v4l2_std_id) 2019#define VIDIOC_TRY_FMT _IOWR ('V', 64, struct <A 2020HREF="r10944.htm#V4L2-FORMAT" 2021>v4l2_format</A 2022>) 2023#define VIDIOC_ENUMAUDIO _IOWR ('V', 65, struct <A 2024HREF="r9539.htm#V4L2-AUDIO" 2025>v4l2_audio</A 2026>) 2027#define VIDIOC_ENUMAUDOUT _IOWR ('V', 66, struct <A 2028HREF="r9688.htm#V4L2-AUDIOOUT" 2029>v4l2_audioout</A 2030>) 2031#define VIDIOC_G_PRIORITY _IOR ('V', 67, enum <A 2032HREF="r11946.htm#V4L2-PRIORITY" 2033>v4l2_priority</A 2034>) 2035#define VIDIOC_S_PRIORITY _IOW ('V', 68, enum <A 2036HREF="r11946.htm#V4L2-PRIORITY" 2037>v4l2_priority</A 2038>) 2039#define VIDIOC_G_SLICED_VBI_CAP _IOWR ('V', 69, struct <A 2040HREF="r12051.htm#V4L2-SLICED-VBI-CAP" 2041>v4l2_sliced_vbi_cap</A 2042>) 2043#define VIDIOC_LOG_STATUS _IO ('V', 70) 2044#define VIDIOC_G_EXT_CTRLS _IOWR ('V', 71, struct <A 2045HREF="r10386.htm#V4L2-EXT-CONTROLS" 2046>v4l2_ext_controls</A 2047>) 2048#define VIDIOC_S_EXT_CTRLS _IOWR ('V', 72, struct <A 2049HREF="r10386.htm#V4L2-EXT-CONTROLS" 2050>v4l2_ext_controls</A 2051>) 2052#define VIDIOC_TRY_EXT_CTRLS _IOWR ('V', 73, struct <A 2053HREF="r10386.htm#V4L2-EXT-CONTROLS" 2054>v4l2_ext_controls</A 2055>) 2056#if 1 /*KEEP*/ 2057#define VIDIOC_ENUM_FRAMESIZES _IOWR ('V', 74, struct <A 2058HREF="r8494.htm#V4L2-FRMSIZEENUM" 2059>v4l2_frmsizeenum</A 2060>) 2061#define VIDIOC_ENUM_FRAMEINTERVALS _IOWR ('V', 75, struct <A 2062HREF="r8724.htm#V4L2-FRMIVALENUM" 2063>v4l2_frmivalenum</A 2064>) 2065#define VIDIOC_G_ENC_INDEX _IOR ('V', 76, struct <A 2066HREF="r10211.htm#V4L2-ENC-IDX" 2067>v4l2_enc_idx</A 2068>) 2069#define VIDIOC_ENCODER_CMD _IOWR ('V', 77, struct <A 2070HREF="r8087.htm#V4L2-ENCODER-CMD" 2071>v4l2_encoder_cmd</A 2072>) 2073#define VIDIOC_TRY_ENCODER_CMD _IOWR ('V', 78, struct <A 2074HREF="r8087.htm#V4L2-ENCODER-CMD" 2075>v4l2_encoder_cmd</A 2076>) 2077 2078/* Experimental, only implemented if CONFIG_VIDEO_ADV_DEBUG is defined */ 2079#define VIDIOC_DBG_S_REGISTER _IOW ('V', 79, struct <A 2080HREF="r7900.htm#V4L2-REGISTER" 2081>v4l2_register</A 2082>) 2083#define VIDIOC_DBG_G_REGISTER _IOWR ('V', 80, struct <A 2084HREF="r7900.htm#V4L2-REGISTER" 2085>v4l2_register</A 2086>) 2087 2088#define VIDIOC_G_CHIP_IDENT _IOWR ('V', 81, struct <A 2089HREF="r9804.htm#V4L2-CHIP-IDENT" 2090>v4l2_chip_ident</A 2091>) 2092#endif 2093 2094#ifdef __OLD_VIDIOC_ 2095/* for compatibility, will go away some day */ 2096#define VIDIOC_OVERLAY_OLD _IOWR ('V', 14, int) 2097#define VIDIOC_S_PARM_OLD _IOW ('V', 22, struct <A 2098HREF="r11680.htm#V4L2-STREAMPARM" 2099>v4l2_streamparm</A 2100>) 2101#define VIDIOC_S_CTRL_OLD _IOW ('V', 28, struct <A 2102HREF="r10104.htm#V4L2-CONTROL" 2103>v4l2_control</A 2104>) 2105#define VIDIOC_G_AUDIO_OLD _IOWR ('V', 33, struct <A 2106HREF="r9539.htm#V4L2-AUDIO" 2107>v4l2_audio</A 2108>) 2109#define VIDIOC_G_AUDOUT_OLD _IOWR ('V', 49, struct <A 2110HREF="r9688.htm#V4L2-AUDIOOUT" 2111>v4l2_audioout</A 2112>) 2113#define VIDIOC_CROPCAP_OLD _IOR ('V', 58, struct <A 2114HREF="r7771.htm#V4L2-CROPCAP" 2115>v4l2_cropcap</A 2116>) 2117#endif 2118 2119#define BASE_VIDIOC_PRIVATE 192 /* 192-255 are private */ 2120 2121#endif /* __LINUX_VIDEODEV2_H */ 2122 2123/* 2124 * Local variables: 2125 * c-basic-offset: 8 2126 * End: 2127 */</PRE 2128></DIV 2129><DIV 2130CLASS="NAVFOOTER" 2131><HR 2132ALIGN="LEFT" 2133WIDTH="100%"><TABLE 2134SUMMARY="Footer navigation table" 2135WIDTH="100%" 2136BORDER="0" 2137CELLPADDING="0" 2138CELLSPACING="0" 2139><TR 2140><TD 2141WIDTH="33%" 2142ALIGN="left" 2143VALIGN="top" 2144><A 2145HREF="x16497.htm" 2146ACCESSKEY="P" 2147>Prev</A 2148></TD 2149><TD 2150WIDTH="34%" 2151ALIGN="center" 2152VALIGN="top" 2153><A 2154HREF="book1.htm" 2155ACCESSKEY="H" 2156>Home</A 2157></TD 2158><TD 2159WIDTH="33%" 2160ALIGN="right" 2161VALIGN="top" 2162><A 2163HREF="a16706.htm" 2164ACCESSKEY="N" 2165>Next</A 2166></TD 2167></TR 2168><TR 2169><TD 2170WIDTH="33%" 2171ALIGN="left" 2172VALIGN="top" 2173>Obsolete API Elements</TD 2174><TD 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