1 /* 2 * Video for Linux Two header file 3 * 4 * Copyright (C) 1999-2012 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 _UAPI__LINUX_VIDEODEV2_H 57 #define _UAPI__LINUX_VIDEODEV2_H 58 59 #ifndef __KERNEL__ 60 #include <sys/time.h> 61 #endif 62 #include <linux/compiler.h> 63 #include <linux/ioctl.h> 64 #include <linux/types.h> 65 #include <linux/v4l2-common.h> 66 #include <linux/v4l2-controls.h> 67 68 /* 69 * Common stuff for both V4L1 and V4L2 70 * Moved from videodev.h 71 */ 72 #define VIDEO_MAX_FRAME 32 73 #define VIDEO_MAX_PLANES 8 74 75 /* 76 * M I S C E L L A N E O U S 77 */ 78 79 /* Four-character-code (FOURCC) */ 80 #define v4l2_fourcc(a, b, c, d)\ 81 ((__u32)(a) | ((__u32)(b) << 8) | ((__u32)(c) << 16) | ((__u32)(d) << 24)) 82 83 /* 84 * E N U M S 85 */ 86 enum v4l2_field { 87 V4L2_FIELD_ANY = 0, /* driver can choose from none, 88 top, bottom, interlaced 89 depending on whatever it thinks 90 is approximate ... */ 91 V4L2_FIELD_NONE = 1, /* this device has no fields ... */ 92 V4L2_FIELD_TOP = 2, /* top field only */ 93 V4L2_FIELD_BOTTOM = 3, /* bottom field only */ 94 V4L2_FIELD_INTERLACED = 4, /* both fields interlaced */ 95 V4L2_FIELD_SEQ_TB = 5, /* both fields sequential into one 96 buffer, top-bottom order */ 97 V4L2_FIELD_SEQ_BT = 6, /* same as above + bottom-top order */ 98 V4L2_FIELD_ALTERNATE = 7, /* both fields alternating into 99 separate buffers */ 100 V4L2_FIELD_INTERLACED_TB = 8, /* both fields interlaced, top field 101 first and the top field is 102 transmitted first */ 103 V4L2_FIELD_INTERLACED_BT = 9, /* both fields interlaced, top field 104 first and the bottom field is 105 transmitted first */ 106 }; 107 #define V4L2_FIELD_HAS_TOP(field) \ 108 ((field) == V4L2_FIELD_TOP ||\ 109 (field) == V4L2_FIELD_INTERLACED ||\ 110 (field) == V4L2_FIELD_INTERLACED_TB ||\ 111 (field) == V4L2_FIELD_INTERLACED_BT ||\ 112 (field) == V4L2_FIELD_SEQ_TB ||\ 113 (field) == V4L2_FIELD_SEQ_BT) 114 #define V4L2_FIELD_HAS_BOTTOM(field) \ 115 ((field) == V4L2_FIELD_BOTTOM ||\ 116 (field) == V4L2_FIELD_INTERLACED ||\ 117 (field) == V4L2_FIELD_INTERLACED_TB ||\ 118 (field) == V4L2_FIELD_INTERLACED_BT ||\ 119 (field) == V4L2_FIELD_SEQ_TB ||\ 120 (field) == V4L2_FIELD_SEQ_BT) 121 #define V4L2_FIELD_HAS_BOTH(field) \ 122 ((field) == V4L2_FIELD_INTERLACED ||\ 123 (field) == V4L2_FIELD_INTERLACED_TB ||\ 124 (field) == V4L2_FIELD_INTERLACED_BT ||\ 125 (field) == V4L2_FIELD_SEQ_TB ||\ 126 (field) == V4L2_FIELD_SEQ_BT) 127 128 enum v4l2_buf_type { 129 V4L2_BUF_TYPE_VIDEO_CAPTURE = 1, 130 V4L2_BUF_TYPE_VIDEO_OUTPUT = 2, 131 V4L2_BUF_TYPE_VIDEO_OVERLAY = 3, 132 V4L2_BUF_TYPE_VBI_CAPTURE = 4, 133 V4L2_BUF_TYPE_VBI_OUTPUT = 5, 134 V4L2_BUF_TYPE_SLICED_VBI_CAPTURE = 6, 135 V4L2_BUF_TYPE_SLICED_VBI_OUTPUT = 7, 136 #if 1 137 /* Experimental */ 138 V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY = 8, 139 #endif 140 V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE = 9, 141 V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE = 10, 142 /* Deprecated, do not use */ 143 V4L2_BUF_TYPE_PRIVATE = 0x80, 144 }; 145 146 #define V4L2_TYPE_IS_MULTIPLANAR(type) \ 147 ((type) == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE \ 148 || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) 149 150 #define V4L2_TYPE_IS_OUTPUT(type) \ 151 ((type) == V4L2_BUF_TYPE_VIDEO_OUTPUT \ 152 || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE \ 153 || (type) == V4L2_BUF_TYPE_VIDEO_OVERLAY \ 154 || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY \ 155 || (type) == V4L2_BUF_TYPE_VBI_OUTPUT \ 156 || (type) == V4L2_BUF_TYPE_SLICED_VBI_OUTPUT) 157 158 enum v4l2_tuner_type { 159 V4L2_TUNER_RADIO = 1, 160 V4L2_TUNER_ANALOG_TV = 2, 161 V4L2_TUNER_DIGITAL_TV = 3, 162 }; 163 164 enum v4l2_memory { 165 V4L2_MEMORY_MMAP = 1, 166 V4L2_MEMORY_USERPTR = 2, 167 V4L2_MEMORY_OVERLAY = 3, 168 V4L2_MEMORY_DMABUF = 4, 169 }; 170 171 /* see also http://vektor.theorem.ca/graphics/ycbcr/ */ 172 enum v4l2_colorspace { 173 /* ITU-R 601 -- broadcast NTSC/PAL */ 174 V4L2_COLORSPACE_SMPTE170M = 1, 175 176 /* 1125-Line (US) HDTV */ 177 V4L2_COLORSPACE_SMPTE240M = 2, 178 179 /* HD and modern captures. */ 180 V4L2_COLORSPACE_REC709 = 3, 181 182 /* broken BT878 extents (601, luma range 16-253 instead of 16-235) */ 183 V4L2_COLORSPACE_BT878 = 4, 184 185 /* These should be useful. Assume 601 extents. */ 186 V4L2_COLORSPACE_470_SYSTEM_M = 5, 187 V4L2_COLORSPACE_470_SYSTEM_BG = 6, 188 189 /* I know there will be cameras that send this. So, this is 190 * unspecified chromaticities and full 0-255 on each of the 191 * Y'CbCr components 192 */ 193 V4L2_COLORSPACE_JPEG = 7, 194 195 /* For RGB colourspaces, this is probably a good start. */ 196 V4L2_COLORSPACE_SRGB = 8, 197 }; 198 199 enum v4l2_priority { 200 V4L2_PRIORITY_UNSET = 0, /* not initialized */ 201 V4L2_PRIORITY_BACKGROUND = 1, 202 V4L2_PRIORITY_INTERACTIVE = 2, 203 V4L2_PRIORITY_RECORD = 3, 204 V4L2_PRIORITY_DEFAULT = V4L2_PRIORITY_INTERACTIVE, 205 }; 206 207 struct v4l2_rect { 208 __s32 left; 209 __s32 top; 210 __s32 width; 211 __s32 height; 212 }; 213 214 struct v4l2_fract { 215 __u32 numerator; 216 __u32 denominator; 217 }; 218 219 /** 220 * struct v4l2_capability - Describes V4L2 device caps returned by VIDIOC_QUERYCAP 221 * 222 * @driver: name of the driver module (e.g. "bttv") 223 * @card: name of the card (e.g. "Hauppauge WinTV") 224 * @bus_info: name of the bus (e.g. "PCI:" + pci_name(pci_dev) ) 225 * @version: KERNEL_VERSION 226 * @capabilities: capabilities of the physical device as a whole 227 * @device_caps: capabilities accessed via this particular device (node) 228 * @reserved: reserved fields for future extensions 229 */ 230 struct v4l2_capability { 231 __u8 driver[16]; 232 __u8 card[32]; 233 __u8 bus_info[32]; 234 __u32 version; 235 __u32 capabilities; 236 __u32 device_caps; 237 __u32 reserved[3]; 238 }; 239 240 /* Values for 'capabilities' field */ 241 #define V4L2_CAP_VIDEO_CAPTURE 0x00000001 /* Is a video capture device */ 242 #define V4L2_CAP_VIDEO_OUTPUT 0x00000002 /* Is a video output device */ 243 #define V4L2_CAP_VIDEO_OVERLAY 0x00000004 /* Can do video overlay */ 244 #define V4L2_CAP_VBI_CAPTURE 0x00000010 /* Is a raw VBI capture device */ 245 #define V4L2_CAP_VBI_OUTPUT 0x00000020 /* Is a raw VBI output device */ 246 #define V4L2_CAP_SLICED_VBI_CAPTURE 0x00000040 /* Is a sliced VBI capture device */ 247 #define V4L2_CAP_SLICED_VBI_OUTPUT 0x00000080 /* Is a sliced VBI output device */ 248 #define V4L2_CAP_RDS_CAPTURE 0x00000100 /* RDS data capture */ 249 #define V4L2_CAP_VIDEO_OUTPUT_OVERLAY 0x00000200 /* Can do video output overlay */ 250 #define V4L2_CAP_HW_FREQ_SEEK 0x00000400 /* Can do hardware frequency seek */ 251 #define V4L2_CAP_RDS_OUTPUT 0x00000800 /* Is an RDS encoder */ 252 253 /* Is a video capture device that supports multiplanar formats */ 254 #define V4L2_CAP_VIDEO_CAPTURE_MPLANE 0x00001000 255 /* Is a video output device that supports multiplanar formats */ 256 #define V4L2_CAP_VIDEO_OUTPUT_MPLANE 0x00002000 257 /* Is a video mem-to-mem device that supports multiplanar formats */ 258 #define V4L2_CAP_VIDEO_M2M_MPLANE 0x00004000 259 /* Is a video mem-to-mem device */ 260 #define V4L2_CAP_VIDEO_M2M 0x00008000 261 262 #define V4L2_CAP_TUNER 0x00010000 /* has a tuner */ 263 #define V4L2_CAP_AUDIO 0x00020000 /* has audio support */ 264 #define V4L2_CAP_RADIO 0x00040000 /* is a radio device */ 265 #define V4L2_CAP_MODULATOR 0x00080000 /* has a modulator */ 266 267 #define V4L2_CAP_READWRITE 0x01000000 /* read/write systemcalls */ 268 #define V4L2_CAP_ASYNCIO 0x02000000 /* async I/O */ 269 #define V4L2_CAP_STREAMING 0x04000000 /* streaming I/O ioctls */ 270 271 #define V4L2_CAP_DEVICE_CAPS 0x80000000 /* sets device capabilities field */ 272 273 /* 274 * V I D E O I M A G E F O R M A T 275 */ 276 struct v4l2_pix_format { 277 __u32 width; 278 __u32 height; 279 __u32 pixelformat; 280 __u32 field; /* enum v4l2_field */ 281 __u32 bytesperline; /* for padding, zero if unused */ 282 __u32 sizeimage; 283 __u32 colorspace; /* enum v4l2_colorspace */ 284 __u32 priv; /* private data, depends on pixelformat */ 285 }; 286 287 /* Pixel format FOURCC depth Description */ 288 289 /* RGB formats */ 290 #define V4L2_PIX_FMT_RGB332 v4l2_fourcc('R', 'G', 'B', '1') /* 8 RGB-3-3-2 */ 291 #define V4L2_PIX_FMT_RGB444 v4l2_fourcc('R', '4', '4', '4') /* 16 xxxxrrrr ggggbbbb */ 292 #define V4L2_PIX_FMT_RGB555 v4l2_fourcc('R', 'G', 'B', 'O') /* 16 RGB-5-5-5 */ 293 #define V4L2_PIX_FMT_RGB565 v4l2_fourcc('R', 'G', 'B', 'P') /* 16 RGB-5-6-5 */ 294 #define V4L2_PIX_FMT_RGB555X v4l2_fourcc('R', 'G', 'B', 'Q') /* 16 RGB-5-5-5 BE */ 295 #define V4L2_PIX_FMT_RGB565X v4l2_fourcc('R', 'G', 'B', 'R') /* 16 RGB-5-6-5 BE */ 296 #define V4L2_PIX_FMT_BGR666 v4l2_fourcc('B', 'G', 'R', 'H') /* 18 BGR-6-6-6 */ 297 #define V4L2_PIX_FMT_BGR24 v4l2_fourcc('B', 'G', 'R', '3') /* 24 BGR-8-8-8 */ 298 #define V4L2_PIX_FMT_RGB24 v4l2_fourcc('R', 'G', 'B', '3') /* 24 RGB-8-8-8 */ 299 #define V4L2_PIX_FMT_BGR32 v4l2_fourcc('B', 'G', 'R', '4') /* 32 BGR-8-8-8-8 */ 300 #define V4L2_PIX_FMT_RGB32 v4l2_fourcc('R', 'G', 'B', '4') /* 32 RGB-8-8-8-8 */ 301 302 /* Grey formats */ 303 #define V4L2_PIX_FMT_GREY v4l2_fourcc('G', 'R', 'E', 'Y') /* 8 Greyscale */ 304 #define V4L2_PIX_FMT_Y4 v4l2_fourcc('Y', '0', '4', ' ') /* 4 Greyscale */ 305 #define V4L2_PIX_FMT_Y6 v4l2_fourcc('Y', '0', '6', ' ') /* 6 Greyscale */ 306 #define V4L2_PIX_FMT_Y10 v4l2_fourcc('Y', '1', '0', ' ') /* 10 Greyscale */ 307 #define V4L2_PIX_FMT_Y12 v4l2_fourcc('Y', '1', '2', ' ') /* 12 Greyscale */ 308 #define V4L2_PIX_FMT_Y16 v4l2_fourcc('Y', '1', '6', ' ') /* 16 Greyscale */ 309 310 /* Grey bit-packed formats */ 311 #define V4L2_PIX_FMT_Y10BPACK v4l2_fourcc('Y', '1', '0', 'B') /* 10 Greyscale bit-packed */ 312 313 /* Palette formats */ 314 #define V4L2_PIX_FMT_PAL8 v4l2_fourcc('P', 'A', 'L', '8') /* 8 8-bit palette */ 315 316 /* Chrominance formats */ 317 #define V4L2_PIX_FMT_UV8 v4l2_fourcc('U', 'V', '8', ' ') /* 8 UV 4:4 */ 318 319 /* Luminance+Chrominance formats */ 320 #define V4L2_PIX_FMT_YVU410 v4l2_fourcc('Y', 'V', 'U', '9') /* 9 YVU 4:1:0 */ 321 #define V4L2_PIX_FMT_YVU420 v4l2_fourcc('Y', 'V', '1', '2') /* 12 YVU 4:2:0 */ 322 #define V4L2_PIX_FMT_YUYV v4l2_fourcc('Y', 'U', 'Y', 'V') /* 16 YUV 4:2:2 */ 323 #define V4L2_PIX_FMT_YYUV v4l2_fourcc('Y', 'Y', 'U', 'V') /* 16 YUV 4:2:2 */ 324 #define V4L2_PIX_FMT_YVYU v4l2_fourcc('Y', 'V', 'Y', 'U') /* 16 YVU 4:2:2 */ 325 #define V4L2_PIX_FMT_UYVY v4l2_fourcc('U', 'Y', 'V', 'Y') /* 16 YUV 4:2:2 */ 326 #define V4L2_PIX_FMT_VYUY v4l2_fourcc('V', 'Y', 'U', 'Y') /* 16 YUV 4:2:2 */ 327 #define V4L2_PIX_FMT_YUV422P v4l2_fourcc('4', '2', '2', 'P') /* 16 YVU422 planar */ 328 #define V4L2_PIX_FMT_YUV411P v4l2_fourcc('4', '1', '1', 'P') /* 16 YVU411 planar */ 329 #define V4L2_PIX_FMT_Y41P v4l2_fourcc('Y', '4', '1', 'P') /* 12 YUV 4:1:1 */ 330 #define V4L2_PIX_FMT_YUV444 v4l2_fourcc('Y', '4', '4', '4') /* 16 xxxxyyyy uuuuvvvv */ 331 #define V4L2_PIX_FMT_YUV555 v4l2_fourcc('Y', 'U', 'V', 'O') /* 16 YUV-5-5-5 */ 332 #define V4L2_PIX_FMT_YUV565 v4l2_fourcc('Y', 'U', 'V', 'P') /* 16 YUV-5-6-5 */ 333 #define V4L2_PIX_FMT_YUV32 v4l2_fourcc('Y', 'U', 'V', '4') /* 32 YUV-8-8-8-8 */ 334 #define V4L2_PIX_FMT_YUV410 v4l2_fourcc('Y', 'U', 'V', '9') /* 9 YUV 4:1:0 */ 335 #define V4L2_PIX_FMT_YUV420 v4l2_fourcc('Y', 'U', '1', '2') /* 12 YUV 4:2:0 */ 336 #define V4L2_PIX_FMT_HI240 v4l2_fourcc('H', 'I', '2', '4') /* 8 8-bit color */ 337 #define V4L2_PIX_FMT_HM12 v4l2_fourcc('H', 'M', '1', '2') /* 8 YUV 4:2:0 16x16 macroblocks */ 338 #define V4L2_PIX_FMT_M420 v4l2_fourcc('M', '4', '2', '0') /* 12 YUV 4:2:0 2 lines y, 1 line uv interleaved */ 339 340 /* two planes -- one Y, one Cr + Cb interleaved */ 341 #define V4L2_PIX_FMT_NV12 v4l2_fourcc('N', 'V', '1', '2') /* 12 Y/CbCr 4:2:0 */ 342 #define V4L2_PIX_FMT_NV21 v4l2_fourcc('N', 'V', '2', '1') /* 12 Y/CrCb 4:2:0 */ 343 #define V4L2_PIX_FMT_NV16 v4l2_fourcc('N', 'V', '1', '6') /* 16 Y/CbCr 4:2:2 */ 344 #define V4L2_PIX_FMT_NV61 v4l2_fourcc('N', 'V', '6', '1') /* 16 Y/CrCb 4:2:2 */ 345 #define V4L2_PIX_FMT_NV24 v4l2_fourcc('N', 'V', '2', '4') /* 24 Y/CbCr 4:4:4 */ 346 #define V4L2_PIX_FMT_NV42 v4l2_fourcc('N', 'V', '4', '2') /* 24 Y/CrCb 4:4:4 */ 347 348 /* two non contiguous planes - one Y, one Cr + Cb interleaved */ 349 #define V4L2_PIX_FMT_NV12M v4l2_fourcc('N', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 */ 350 #define V4L2_PIX_FMT_NV21M v4l2_fourcc('N', 'M', '2', '1') /* 21 Y/CrCb 4:2:0 */ 351 #define V4L2_PIX_FMT_NV12MT v4l2_fourcc('T', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 64x32 macroblocks */ 352 #define V4L2_PIX_FMT_NV12MT_16X16 v4l2_fourcc('V', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 16x16 macroblocks */ 353 354 /* three non contiguous planes - Y, Cb, Cr */ 355 #define V4L2_PIX_FMT_YUV420M v4l2_fourcc('Y', 'M', '1', '2') /* 12 YUV420 planar */ 356 #define V4L2_PIX_FMT_YVU420M v4l2_fourcc('Y', 'M', '2', '1') /* 12 YVU420 planar */ 357 358 /* Bayer formats - see http://www.siliconimaging.com/RGB%20Bayer.htm */ 359 #define V4L2_PIX_FMT_SBGGR8 v4l2_fourcc('B', 'A', '8', '1') /* 8 BGBG.. GRGR.. */ 360 #define V4L2_PIX_FMT_SGBRG8 v4l2_fourcc('G', 'B', 'R', 'G') /* 8 GBGB.. RGRG.. */ 361 #define V4L2_PIX_FMT_SGRBG8 v4l2_fourcc('G', 'R', 'B', 'G') /* 8 GRGR.. BGBG.. */ 362 #define V4L2_PIX_FMT_SRGGB8 v4l2_fourcc('R', 'G', 'G', 'B') /* 8 RGRG.. GBGB.. */ 363 #define V4L2_PIX_FMT_SBGGR10 v4l2_fourcc('B', 'G', '1', '0') /* 10 BGBG.. GRGR.. */ 364 #define V4L2_PIX_FMT_SGBRG10 v4l2_fourcc('G', 'B', '1', '0') /* 10 GBGB.. RGRG.. */ 365 #define V4L2_PIX_FMT_SGRBG10 v4l2_fourcc('B', 'A', '1', '0') /* 10 GRGR.. BGBG.. */ 366 #define V4L2_PIX_FMT_SRGGB10 v4l2_fourcc('R', 'G', '1', '0') /* 10 RGRG.. GBGB.. */ 367 #define V4L2_PIX_FMT_SBGGR12 v4l2_fourcc('B', 'G', '1', '2') /* 12 BGBG.. GRGR.. */ 368 #define V4L2_PIX_FMT_SGBRG12 v4l2_fourcc('G', 'B', '1', '2') /* 12 GBGB.. RGRG.. */ 369 #define V4L2_PIX_FMT_SGRBG12 v4l2_fourcc('B', 'A', '1', '2') /* 12 GRGR.. BGBG.. */ 370 #define V4L2_PIX_FMT_SRGGB12 v4l2_fourcc('R', 'G', '1', '2') /* 12 RGRG.. GBGB.. */ 371 /* 10bit raw bayer a-law compressed to 8 bits */ 372 #define V4L2_PIX_FMT_SBGGR10ALAW8 v4l2_fourcc('a', 'B', 'A', '8') 373 #define V4L2_PIX_FMT_SGBRG10ALAW8 v4l2_fourcc('a', 'G', 'A', '8') 374 #define V4L2_PIX_FMT_SGRBG10ALAW8 v4l2_fourcc('a', 'g', 'A', '8') 375 #define V4L2_PIX_FMT_SRGGB10ALAW8 v4l2_fourcc('a', 'R', 'A', '8') 376 /* 10bit raw bayer DPCM compressed to 8 bits */ 377 #define V4L2_PIX_FMT_SBGGR10DPCM8 v4l2_fourcc('b', 'B', 'A', '8') 378 #define V4L2_PIX_FMT_SGBRG10DPCM8 v4l2_fourcc('b', 'G', 'A', '8') 379 #define V4L2_PIX_FMT_SGRBG10DPCM8 v4l2_fourcc('B', 'D', '1', '0') 380 #define V4L2_PIX_FMT_SRGGB10DPCM8 v4l2_fourcc('b', 'R', 'A', '8') 381 /* 382 * 10bit raw bayer, expanded to 16 bits 383 * xxxxrrrrrrrrrrxxxxgggggggggg xxxxggggggggggxxxxbbbbbbbbbb... 384 */ 385 #define V4L2_PIX_FMT_SBGGR16 v4l2_fourcc('B', 'Y', 'R', '2') /* 16 BGBG.. GRGR.. */ 386 387 /* compressed formats */ 388 #define V4L2_PIX_FMT_MJPEG v4l2_fourcc('M', 'J', 'P', 'G') /* Motion-JPEG */ 389 #define V4L2_PIX_FMT_JPEG v4l2_fourcc('J', 'P', 'E', 'G') /* JFIF JPEG */ 390 #define V4L2_PIX_FMT_DV v4l2_fourcc('d', 'v', 's', 'd') /* 1394 */ 391 #define V4L2_PIX_FMT_MPEG v4l2_fourcc('M', 'P', 'E', 'G') /* MPEG-1/2/4 Multiplexed */ 392 #define V4L2_PIX_FMT_H264 v4l2_fourcc('H', '2', '6', '4') /* H264 with start codes */ 393 #define V4L2_PIX_FMT_H264_NO_SC v4l2_fourcc('A', 'V', 'C', '1') /* H264 without start codes */ 394 #define V4L2_PIX_FMT_H264_MVC v4l2_fourcc('M', '2', '6', '4') /* H264 MVC */ 395 #define V4L2_PIX_FMT_H263 v4l2_fourcc('H', '2', '6', '3') /* H263 */ 396 #define V4L2_PIX_FMT_MPEG1 v4l2_fourcc('M', 'P', 'G', '1') /* MPEG-1 ES */ 397 #define V4L2_PIX_FMT_MPEG2 v4l2_fourcc('M', 'P', 'G', '2') /* MPEG-2 ES */ 398 #define V4L2_PIX_FMT_MPEG4 v4l2_fourcc('M', 'P', 'G', '4') /* MPEG-4 ES */ 399 #define V4L2_PIX_FMT_XVID v4l2_fourcc('X', 'V', 'I', 'D') /* Xvid */ 400 #define V4L2_PIX_FMT_VC1_ANNEX_G v4l2_fourcc('V', 'C', '1', 'G') /* SMPTE 421M Annex G compliant stream */ 401 #define V4L2_PIX_FMT_VC1_ANNEX_L v4l2_fourcc('V', 'C', '1', 'L') /* SMPTE 421M Annex L compliant stream */ 402 #define V4L2_PIX_FMT_VP8 v4l2_fourcc('V', 'P', '8', '0') /* VP8 */ 403 404 /* Vendor-specific formats */ 405 #define V4L2_PIX_FMT_CPIA1 v4l2_fourcc('C', 'P', 'I', 'A') /* cpia1 YUV */ 406 #define V4L2_PIX_FMT_WNVA v4l2_fourcc('W', 'N', 'V', 'A') /* Winnov hw compress */ 407 #define V4L2_PIX_FMT_SN9C10X v4l2_fourcc('S', '9', '1', '0') /* SN9C10x compression */ 408 #define V4L2_PIX_FMT_SN9C20X_I420 v4l2_fourcc('S', '9', '2', '0') /* SN9C20x YUV 4:2:0 */ 409 #define V4L2_PIX_FMT_PWC1 v4l2_fourcc('P', 'W', 'C', '1') /* pwc older webcam */ 410 #define V4L2_PIX_FMT_PWC2 v4l2_fourcc('P', 'W', 'C', '2') /* pwc newer webcam */ 411 #define V4L2_PIX_FMT_ET61X251 v4l2_fourcc('E', '6', '2', '5') /* ET61X251 compression */ 412 #define V4L2_PIX_FMT_SPCA501 v4l2_fourcc('S', '5', '0', '1') /* YUYV per line */ 413 #define V4L2_PIX_FMT_SPCA505 v4l2_fourcc('S', '5', '0', '5') /* YYUV per line */ 414 #define V4L2_PIX_FMT_SPCA508 v4l2_fourcc('S', '5', '0', '8') /* YUVY per line */ 415 #define V4L2_PIX_FMT_SPCA561 v4l2_fourcc('S', '5', '6', '1') /* compressed GBRG bayer */ 416 #define V4L2_PIX_FMT_PAC207 v4l2_fourcc('P', '2', '0', '7') /* compressed BGGR bayer */ 417 #define V4L2_PIX_FMT_MR97310A v4l2_fourcc('M', '3', '1', '0') /* compressed BGGR bayer */ 418 #define V4L2_PIX_FMT_JL2005BCD v4l2_fourcc('J', 'L', '2', '0') /* compressed RGGB bayer */ 419 #define V4L2_PIX_FMT_SN9C2028 v4l2_fourcc('S', 'O', 'N', 'X') /* compressed GBRG bayer */ 420 #define V4L2_PIX_FMT_SQ905C v4l2_fourcc('9', '0', '5', 'C') /* compressed RGGB bayer */ 421 #define V4L2_PIX_FMT_PJPG v4l2_fourcc('P', 'J', 'P', 'G') /* Pixart 73xx JPEG */ 422 #define V4L2_PIX_FMT_OV511 v4l2_fourcc('O', '5', '1', '1') /* ov511 JPEG */ 423 #define V4L2_PIX_FMT_OV518 v4l2_fourcc('O', '5', '1', '8') /* ov518 JPEG */ 424 #define V4L2_PIX_FMT_STV0680 v4l2_fourcc('S', '6', '8', '0') /* stv0680 bayer */ 425 #define V4L2_PIX_FMT_TM6000 v4l2_fourcc('T', 'M', '6', '0') /* tm5600/tm60x0 */ 426 #define V4L2_PIX_FMT_CIT_YYVYUY v4l2_fourcc('C', 'I', 'T', 'V') /* one line of Y then 1 line of VYUY */ 427 #define V4L2_PIX_FMT_KONICA420 v4l2_fourcc('K', 'O', 'N', 'I') /* YUV420 planar in blocks of 256 pixels */ 428 #define V4L2_PIX_FMT_JPGL v4l2_fourcc('J', 'P', 'G', 'L') /* JPEG-Lite */ 429 #define V4L2_PIX_FMT_SE401 v4l2_fourcc('S', '4', '0', '1') /* se401 janggu compressed rgb */ 430 #define V4L2_PIX_FMT_S5C_UYVY_JPG v4l2_fourcc('S', '5', 'C', 'I') /* S5C73M3 interleaved UYVY/JPEG */ 431 432 /* 433 * F O R M A T E N U M E R A T I O N 434 */ 435 struct v4l2_fmtdesc { 436 __u32 index; /* Format number */ 437 __u32 type; /* enum v4l2_buf_type */ 438 __u32 flags; 439 __u8 description[32]; /* Description string */ 440 __u32 pixelformat; /* Format fourcc */ 441 __u32 reserved[4]; 442 }; 443 444 #define V4L2_FMT_FLAG_COMPRESSED 0x0001 445 #define V4L2_FMT_FLAG_EMULATED 0x0002 446 447 #if 1 448 /* Experimental Frame Size and frame rate enumeration */ 449 /* 450 * F R A M E S I Z E E N U M E R A T I O N 451 */ 452 enum v4l2_frmsizetypes { 453 V4L2_FRMSIZE_TYPE_DISCRETE = 1, 454 V4L2_FRMSIZE_TYPE_CONTINUOUS = 2, 455 V4L2_FRMSIZE_TYPE_STEPWISE = 3, 456 }; 457 458 struct v4l2_frmsize_discrete { 459 __u32 width; /* Frame width [pixel] */ 460 __u32 height; /* Frame height [pixel] */ 461 }; 462 463 struct v4l2_frmsize_stepwise { 464 __u32 min_width; /* Minimum frame width [pixel] */ 465 __u32 max_width; /* Maximum frame width [pixel] */ 466 __u32 step_width; /* Frame width step size [pixel] */ 467 __u32 min_height; /* Minimum frame height [pixel] */ 468 __u32 max_height; /* Maximum frame height [pixel] */ 469 __u32 step_height; /* Frame height step size [pixel] */ 470 }; 471 472 struct v4l2_frmsizeenum { 473 __u32 index; /* Frame size number */ 474 __u32 pixel_format; /* Pixel format */ 475 __u32 type; /* Frame size type the device supports. */ 476 477 union { /* Frame size */ 478 struct v4l2_frmsize_discrete discrete; 479 struct v4l2_frmsize_stepwise stepwise; 480 }; 481 482 __u32 reserved[2]; /* Reserved space for future use */ 483 }; 484 485 /* 486 * F R A M E R A T E E N U M E R A T I O N 487 */ 488 enum v4l2_frmivaltypes { 489 V4L2_FRMIVAL_TYPE_DISCRETE = 1, 490 V4L2_FRMIVAL_TYPE_CONTINUOUS = 2, 491 V4L2_FRMIVAL_TYPE_STEPWISE = 3, 492 }; 493 494 struct v4l2_frmival_stepwise { 495 struct v4l2_fract min; /* Minimum frame interval [s] */ 496 struct v4l2_fract max; /* Maximum frame interval [s] */ 497 struct v4l2_fract step; /* Frame interval step size [s] */ 498 }; 499 500 struct v4l2_frmivalenum { 501 __u32 index; /* Frame format index */ 502 __u32 pixel_format; /* Pixel format */ 503 __u32 width; /* Frame width */ 504 __u32 height; /* Frame height */ 505 __u32 type; /* Frame interval type the device supports. */ 506 507 union { /* Frame interval */ 508 struct v4l2_fract discrete; 509 struct v4l2_frmival_stepwise stepwise; 510 }; 511 512 __u32 reserved[2]; /* Reserved space for future use */ 513 }; 514 #endif 515 516 /* 517 * T I M E C O D E 518 */ 519 struct v4l2_timecode { 520 __u32 type; 521 __u32 flags; 522 __u8 frames; 523 __u8 seconds; 524 __u8 minutes; 525 __u8 hours; 526 __u8 userbits[4]; 527 }; 528 529 /* Type */ 530 #define V4L2_TC_TYPE_24FPS 1 531 #define V4L2_TC_TYPE_25FPS 2 532 #define V4L2_TC_TYPE_30FPS 3 533 #define V4L2_TC_TYPE_50FPS 4 534 #define V4L2_TC_TYPE_60FPS 5 535 536 /* Flags */ 537 #define V4L2_TC_FLAG_DROPFRAME 0x0001 /* "drop-frame" mode */ 538 #define V4L2_TC_FLAG_COLORFRAME 0x0002 539 #define V4L2_TC_USERBITS_field 0x000C 540 #define V4L2_TC_USERBITS_USERDEFINED 0x0000 541 #define V4L2_TC_USERBITS_8BITCHARS 0x0008 542 /* The above is based on SMPTE timecodes */ 543 544 struct v4l2_jpegcompression { 545 int quality; 546 547 int APPn; /* Number of APP segment to be written, 548 * must be 0..15 */ 549 int APP_len; /* Length of data in JPEG APPn segment */ 550 char APP_data[60]; /* Data in the JPEG APPn segment. */ 551 552 int COM_len; /* Length of data in JPEG COM segment */ 553 char COM_data[60]; /* Data in JPEG COM segment */ 554 555 __u32 jpeg_markers; /* Which markers should go into the JPEG 556 * output. Unless you exactly know what 557 * you do, leave them untouched. 558 * Inluding less markers will make the 559 * resulting code smaller, but there will 560 * be fewer applications which can read it. 561 * The presence of the APP and COM marker 562 * is influenced by APP_len and COM_len 563 * ONLY, not by this property! */ 564 565 #define V4L2_JPEG_MARKER_DHT (1<<3) /* Define Huffman Tables */ 566 #define V4L2_JPEG_MARKER_DQT (1<<4) /* Define Quantization Tables */ 567 #define V4L2_JPEG_MARKER_DRI (1<<5) /* Define Restart Interval */ 568 #define V4L2_JPEG_MARKER_COM (1<<6) /* Comment segment */ 569 #define V4L2_JPEG_MARKER_APP (1<<7) /* App segment, driver will 570 * allways use APP0 */ 571 }; 572 573 /* 574 * M E M O R Y - M A P P I N G B U F F E R S 575 */ 576 struct v4l2_requestbuffers { 577 __u32 count; 578 __u32 type; /* enum v4l2_buf_type */ 579 __u32 memory; /* enum v4l2_memory */ 580 __u32 reserved[2]; 581 }; 582 583 /** 584 * struct v4l2_plane - plane info for multi-planar buffers 585 * @bytesused: number of bytes occupied by data in the plane (payload) 586 * @length: size of this plane (NOT the payload) in bytes 587 * @mem_offset: when memory in the associated struct v4l2_buffer is 588 * V4L2_MEMORY_MMAP, equals the offset from the start of 589 * the device memory for this plane (or is a "cookie" that 590 * should be passed to mmap() called on the video node) 591 * @userptr: when memory is V4L2_MEMORY_USERPTR, a userspace pointer 592 * pointing to this plane 593 * @fd: when memory is V4L2_MEMORY_DMABUF, a userspace file 594 * descriptor associated with this plane 595 * @data_offset: offset in the plane to the start of data; usually 0, 596 * unless there is a header in front of the data 597 * 598 * Multi-planar buffers consist of one or more planes, e.g. an YCbCr buffer 599 * with two planes can have one plane for Y, and another for interleaved CbCr 600 * components. Each plane can reside in a separate memory buffer, or even in 601 * a completely separate memory node (e.g. in embedded devices). 602 */ 603 struct v4l2_plane { 604 __u32 bytesused; 605 __u32 length; 606 union { 607 __u32 mem_offset; 608 unsigned long userptr; 609 __s32 fd; 610 } m; 611 __u32 data_offset; 612 __u32 reserved[11]; 613 }; 614 615 /** 616 * struct v4l2_buffer - video buffer info 617 * @index: id number of the buffer 618 * @type: enum v4l2_buf_type; buffer type (type == *_MPLANE for 619 * multiplanar buffers); 620 * @bytesused: number of bytes occupied by data in the buffer (payload); 621 * unused (set to 0) for multiplanar buffers 622 * @flags: buffer informational flags 623 * @field: enum v4l2_field; field order of the image in the buffer 624 * @timestamp: frame timestamp 625 * @timecode: frame timecode 626 * @sequence: sequence count of this frame 627 * @memory: enum v4l2_memory; the method, in which the actual video data is 628 * passed 629 * @offset: for non-multiplanar buffers with memory == V4L2_MEMORY_MMAP; 630 * offset from the start of the device memory for this plane, 631 * (or a "cookie" that should be passed to mmap() as offset) 632 * @userptr: for non-multiplanar buffers with memory == V4L2_MEMORY_USERPTR; 633 * a userspace pointer pointing to this buffer 634 * @fd: for non-multiplanar buffers with memory == V4L2_MEMORY_DMABUF; 635 * a userspace file descriptor associated with this buffer 636 * @planes: for multiplanar buffers; userspace pointer to the array of plane 637 * info structs for this buffer 638 * @length: size in bytes of the buffer (NOT its payload) for single-plane 639 * buffers (when type != *_MPLANE); number of elements in the 640 * planes array for multi-plane buffers 641 * @input: input number from which the video data has has been captured 642 * 643 * Contains data exchanged by application and driver using one of the Streaming 644 * I/O methods. 645 */ 646 struct v4l2_buffer { 647 __u32 index; 648 __u32 type; 649 __u32 bytesused; 650 __u32 flags; 651 __u32 field; 652 struct timeval timestamp; 653 struct v4l2_timecode timecode; 654 __u32 sequence; 655 656 /* memory location */ 657 __u32 memory; 658 union { 659 __u32 offset; 660 unsigned long userptr; 661 struct v4l2_plane *planes; 662 __s32 fd; 663 } m; 664 __u32 length; 665 __u32 reserved2; 666 __u32 reserved; 667 }; 668 669 /* Flags for 'flags' field */ 670 #define V4L2_BUF_FLAG_MAPPED 0x0001 /* Buffer is mapped (flag) */ 671 #define V4L2_BUF_FLAG_QUEUED 0x0002 /* Buffer is queued for processing */ 672 #define V4L2_BUF_FLAG_DONE 0x0004 /* Buffer is ready */ 673 #define V4L2_BUF_FLAG_KEYFRAME 0x0008 /* Image is a keyframe (I-frame) */ 674 #define V4L2_BUF_FLAG_PFRAME 0x0010 /* Image is a P-frame */ 675 #define V4L2_BUF_FLAG_BFRAME 0x0020 /* Image is a B-frame */ 676 /* Buffer is ready, but the data contained within is corrupted. */ 677 #define V4L2_BUF_FLAG_ERROR 0x0040 678 #define V4L2_BUF_FLAG_TIMECODE 0x0100 /* timecode field is valid */ 679 #define V4L2_BUF_FLAG_PREPARED 0x0400 /* Buffer is prepared for queuing */ 680 /* Cache handling flags */ 681 #define V4L2_BUF_FLAG_NO_CACHE_INVALIDATE 0x0800 682 #define V4L2_BUF_FLAG_NO_CACHE_CLEAN 0x1000 683 /* Timestamp type */ 684 #define V4L2_BUF_FLAG_TIMESTAMP_MASK 0xe000 685 #define V4L2_BUF_FLAG_TIMESTAMP_UNKNOWN 0x0000 686 #define V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC 0x2000 687 #define V4L2_BUF_FLAG_TIMESTAMP_COPY 0x4000 688 689 /** 690 * struct v4l2_exportbuffer - export of video buffer as DMABUF file descriptor 691 * 692 * @index: id number of the buffer 693 * @type: enum v4l2_buf_type; buffer type (type == *_MPLANE for 694 * multiplanar buffers); 695 * @plane: index of the plane to be exported, 0 for single plane queues 696 * @flags: flags for newly created file, currently only O_CLOEXEC is 697 * supported, refer to manual of open syscall for more details 698 * @fd: file descriptor associated with DMABUF (set by driver) 699 * 700 * Contains data used for exporting a video buffer as DMABUF file descriptor. 701 * The buffer is identified by a 'cookie' returned by VIDIOC_QUERYBUF 702 * (identical to the cookie used to mmap() the buffer to userspace). All 703 * reserved fields must be set to zero. The field reserved0 is expected to 704 * become a structure 'type' allowing an alternative layout of the structure 705 * content. Therefore this field should not be used for any other extensions. 706 */ 707 struct v4l2_exportbuffer { 708 __u32 type; /* enum v4l2_buf_type */ 709 __u32 index; 710 __u32 plane; 711 __u32 flags; 712 __s32 fd; 713 __u32 reserved[11]; 714 }; 715 716 /* 717 * O V E R L A Y P R E V I E W 718 */ 719 struct v4l2_framebuffer { 720 __u32 capability; 721 __u32 flags; 722 /* FIXME: in theory we should pass something like PCI device + memory 723 * region + offset instead of some physical address */ 724 void *base; 725 struct v4l2_pix_format fmt; 726 }; 727 /* Flags for the 'capability' field. Read only */ 728 #define V4L2_FBUF_CAP_EXTERNOVERLAY 0x0001 729 #define V4L2_FBUF_CAP_CHROMAKEY 0x0002 730 #define V4L2_FBUF_CAP_LIST_CLIPPING 0x0004 731 #define V4L2_FBUF_CAP_BITMAP_CLIPPING 0x0008 732 #define V4L2_FBUF_CAP_LOCAL_ALPHA 0x0010 733 #define V4L2_FBUF_CAP_GLOBAL_ALPHA 0x0020 734 #define V4L2_FBUF_CAP_LOCAL_INV_ALPHA 0x0040 735 #define V4L2_FBUF_CAP_SRC_CHROMAKEY 0x0080 736 /* Flags for the 'flags' field. */ 737 #define V4L2_FBUF_FLAG_PRIMARY 0x0001 738 #define V4L2_FBUF_FLAG_OVERLAY 0x0002 739 #define V4L2_FBUF_FLAG_CHROMAKEY 0x0004 740 #define V4L2_FBUF_FLAG_LOCAL_ALPHA 0x0008 741 #define V4L2_FBUF_FLAG_GLOBAL_ALPHA 0x0010 742 #define V4L2_FBUF_FLAG_LOCAL_INV_ALPHA 0x0020 743 #define V4L2_FBUF_FLAG_SRC_CHROMAKEY 0x0040 744 745 struct v4l2_clip { 746 struct v4l2_rect c; 747 struct v4l2_clip __user *next; 748 }; 749 750 struct v4l2_window { 751 struct v4l2_rect w; 752 __u32 field; /* enum v4l2_field */ 753 __u32 chromakey; 754 struct v4l2_clip __user *clips; 755 __u32 clipcount; 756 void __user *bitmap; 757 __u8 global_alpha; 758 }; 759 760 /* 761 * C A P T U R E P A R A M E T E R S 762 */ 763 struct v4l2_captureparm { 764 __u32 capability; /* Supported modes */ 765 __u32 capturemode; /* Current mode */ 766 struct v4l2_fract timeperframe; /* Time per frame in seconds */ 767 __u32 extendedmode; /* Driver-specific extensions */ 768 __u32 readbuffers; /* # of buffers for read */ 769 __u32 reserved[4]; 770 }; 771 772 /* Flags for 'capability' and 'capturemode' fields */ 773 #define V4L2_MODE_HIGHQUALITY 0x0001 /* High quality imaging mode */ 774 #define V4L2_CAP_TIMEPERFRAME 0x1000 /* timeperframe field is supported */ 775 776 struct v4l2_outputparm { 777 __u32 capability; /* Supported modes */ 778 __u32 outputmode; /* Current mode */ 779 struct v4l2_fract timeperframe; /* Time per frame in seconds */ 780 __u32 extendedmode; /* Driver-specific extensions */ 781 __u32 writebuffers; /* # of buffers for write */ 782 __u32 reserved[4]; 783 }; 784 785 /* 786 * I N P U T I M A G E C R O P P I N G 787 */ 788 struct v4l2_cropcap { 789 __u32 type; /* enum v4l2_buf_type */ 790 struct v4l2_rect bounds; 791 struct v4l2_rect defrect; 792 struct v4l2_fract pixelaspect; 793 }; 794 795 struct v4l2_crop { 796 __u32 type; /* enum v4l2_buf_type */ 797 struct v4l2_rect c; 798 }; 799 800 /** 801 * struct v4l2_selection - selection info 802 * @type: buffer type (do not use *_MPLANE types) 803 * @target: Selection target, used to choose one of possible rectangles; 804 * defined in v4l2-common.h; V4L2_SEL_TGT_* . 805 * @flags: constraints flags, defined in v4l2-common.h; V4L2_SEL_FLAG_*. 806 * @r: coordinates of selection window 807 * @reserved: for future use, rounds structure size to 64 bytes, set to zero 808 * 809 * Hardware may use multiple helper windows to process a video stream. 810 * The structure is used to exchange this selection areas between 811 * an application and a driver. 812 */ 813 struct v4l2_selection { 814 __u32 type; 815 __u32 target; 816 __u32 flags; 817 struct v4l2_rect r; 818 __u32 reserved[9]; 819 }; 820 821 822 /* 823 * A N A L O G V I D E O S T A N D A R D 824 */ 825 826 typedef __u64 v4l2_std_id; 827 828 /* one bit for each */ 829 #define V4L2_STD_PAL_B ((v4l2_std_id)0x00000001) 830 #define V4L2_STD_PAL_B1 ((v4l2_std_id)0x00000002) 831 #define V4L2_STD_PAL_G ((v4l2_std_id)0x00000004) 832 #define V4L2_STD_PAL_H ((v4l2_std_id)0x00000008) 833 #define V4L2_STD_PAL_I ((v4l2_std_id)0x00000010) 834 #define V4L2_STD_PAL_D ((v4l2_std_id)0x00000020) 835 #define V4L2_STD_PAL_D1 ((v4l2_std_id)0x00000040) 836 #define V4L2_STD_PAL_K ((v4l2_std_id)0x00000080) 837 838 #define V4L2_STD_PAL_M ((v4l2_std_id)0x00000100) 839 #define V4L2_STD_PAL_N ((v4l2_std_id)0x00000200) 840 #define V4L2_STD_PAL_Nc ((v4l2_std_id)0x00000400) 841 #define V4L2_STD_PAL_60 ((v4l2_std_id)0x00000800) 842 843 #define V4L2_STD_NTSC_M ((v4l2_std_id)0x00001000) /* BTSC */ 844 #define V4L2_STD_NTSC_M_JP ((v4l2_std_id)0x00002000) /* EIA-J */ 845 #define V4L2_STD_NTSC_443 ((v4l2_std_id)0x00004000) 846 #define V4L2_STD_NTSC_M_KR ((v4l2_std_id)0x00008000) /* FM A2 */ 847 848 #define V4L2_STD_SECAM_B ((v4l2_std_id)0x00010000) 849 #define V4L2_STD_SECAM_D ((v4l2_std_id)0x00020000) 850 #define V4L2_STD_SECAM_G ((v4l2_std_id)0x00040000) 851 #define V4L2_STD_SECAM_H ((v4l2_std_id)0x00080000) 852 #define V4L2_STD_SECAM_K ((v4l2_std_id)0x00100000) 853 #define V4L2_STD_SECAM_K1 ((v4l2_std_id)0x00200000) 854 #define V4L2_STD_SECAM_L ((v4l2_std_id)0x00400000) 855 #define V4L2_STD_SECAM_LC ((v4l2_std_id)0x00800000) 856 857 /* ATSC/HDTV */ 858 #define V4L2_STD_ATSC_8_VSB ((v4l2_std_id)0x01000000) 859 #define V4L2_STD_ATSC_16_VSB ((v4l2_std_id)0x02000000) 860 861 /* FIXME: 862 Although std_id is 64 bits, there is an issue on PPC32 architecture that 863 makes switch(__u64) to break. So, there's a hack on v4l2-common.c rounding 864 this value to 32 bits. 865 As, currently, the max value is for V4L2_STD_ATSC_16_VSB (30 bits wide), 866 it should work fine. However, if needed to add more than two standards, 867 v4l2-common.c should be fixed. 868 */ 869 870 /* 871 * Some macros to merge video standards in order to make live easier for the 872 * drivers and V4L2 applications 873 */ 874 875 /* 876 * "Common" NTSC/M - It should be noticed that V4L2_STD_NTSC_443 is 877 * Missing here. 878 */ 879 #define V4L2_STD_NTSC (V4L2_STD_NTSC_M |\ 880 V4L2_STD_NTSC_M_JP |\ 881 V4L2_STD_NTSC_M_KR) 882 /* Secam macros */ 883 #define V4L2_STD_SECAM_DK (V4L2_STD_SECAM_D |\ 884 V4L2_STD_SECAM_K |\ 885 V4L2_STD_SECAM_K1) 886 /* All Secam Standards */ 887 #define V4L2_STD_SECAM (V4L2_STD_SECAM_B |\ 888 V4L2_STD_SECAM_G |\ 889 V4L2_STD_SECAM_H |\ 890 V4L2_STD_SECAM_DK |\ 891 V4L2_STD_SECAM_L |\ 892 V4L2_STD_SECAM_LC) 893 /* PAL macros */ 894 #define V4L2_STD_PAL_BG (V4L2_STD_PAL_B |\ 895 V4L2_STD_PAL_B1 |\ 896 V4L2_STD_PAL_G) 897 #define V4L2_STD_PAL_DK (V4L2_STD_PAL_D |\ 898 V4L2_STD_PAL_D1 |\ 899 V4L2_STD_PAL_K) 900 /* 901 * "Common" PAL - This macro is there to be compatible with the old 902 * V4L1 concept of "PAL": /BGDKHI. 903 * Several PAL standards are mising here: /M, /N and /Nc 904 */ 905 #define V4L2_STD_PAL (V4L2_STD_PAL_BG |\ 906 V4L2_STD_PAL_DK |\ 907 V4L2_STD_PAL_H |\ 908 V4L2_STD_PAL_I) 909 /* Chroma "agnostic" standards */ 910 #define V4L2_STD_B (V4L2_STD_PAL_B |\ 911 V4L2_STD_PAL_B1 |\ 912 V4L2_STD_SECAM_B) 913 #define V4L2_STD_G (V4L2_STD_PAL_G |\ 914 V4L2_STD_SECAM_G) 915 #define V4L2_STD_H (V4L2_STD_PAL_H |\ 916 V4L2_STD_SECAM_H) 917 #define V4L2_STD_L (V4L2_STD_SECAM_L |\ 918 V4L2_STD_SECAM_LC) 919 #define V4L2_STD_GH (V4L2_STD_G |\ 920 V4L2_STD_H) 921 #define V4L2_STD_DK (V4L2_STD_PAL_DK |\ 922 V4L2_STD_SECAM_DK) 923 #define V4L2_STD_BG (V4L2_STD_B |\ 924 V4L2_STD_G) 925 #define V4L2_STD_MN (V4L2_STD_PAL_M |\ 926 V4L2_STD_PAL_N |\ 927 V4L2_STD_PAL_Nc |\ 928 V4L2_STD_NTSC) 929 930 /* Standards where MTS/BTSC stereo could be found */ 931 #define V4L2_STD_MTS (V4L2_STD_NTSC_M |\ 932 V4L2_STD_PAL_M |\ 933 V4L2_STD_PAL_N |\ 934 V4L2_STD_PAL_Nc) 935 936 /* Standards for Countries with 60Hz Line frequency */ 937 #define V4L2_STD_525_60 (V4L2_STD_PAL_M |\ 938 V4L2_STD_PAL_60 |\ 939 V4L2_STD_NTSC |\ 940 V4L2_STD_NTSC_443) 941 /* Standards for Countries with 50Hz Line frequency */ 942 #define V4L2_STD_625_50 (V4L2_STD_PAL |\ 943 V4L2_STD_PAL_N |\ 944 V4L2_STD_PAL_Nc |\ 945 V4L2_STD_SECAM) 946 947 #define V4L2_STD_ATSC (V4L2_STD_ATSC_8_VSB |\ 948 V4L2_STD_ATSC_16_VSB) 949 /* Macros with none and all analog standards */ 950 #define V4L2_STD_UNKNOWN 0 951 #define V4L2_STD_ALL (V4L2_STD_525_60 |\ 952 V4L2_STD_625_50) 953 954 struct v4l2_standard { 955 __u32 index; 956 v4l2_std_id id; 957 __u8 name[24]; 958 struct v4l2_fract frameperiod; /* Frames, not fields */ 959 __u32 framelines; 960 __u32 reserved[4]; 961 }; 962 963 /* 964 * D V B T T I M I N G S 965 */ 966 967 /** struct v4l2_bt_timings - BT.656/BT.1120 timing data 968 * @width: total width of the active video in pixels 969 * @height: total height of the active video in lines 970 * @interlaced: Interlaced or progressive 971 * @polarities: Positive or negative polarities 972 * @pixelclock: Pixel clock in HZ. Ex. 74.25MHz->74250000 973 * @hfrontporch:Horizontal front porch in pixels 974 * @hsync: Horizontal Sync length in pixels 975 * @hbackporch: Horizontal back porch in pixels 976 * @vfrontporch:Vertical front porch in lines 977 * @vsync: Vertical Sync length in lines 978 * @vbackporch: Vertical back porch in lines 979 * @il_vfrontporch:Vertical front porch for the even field 980 * (aka field 2) of interlaced field formats 981 * @il_vsync: Vertical Sync length for the even field 982 * (aka field 2) of interlaced field formats 983 * @il_vbackporch:Vertical back porch for the even field 984 * (aka field 2) of interlaced field formats 985 * @standards: Standards the timing belongs to 986 * @flags: Flags 987 * @reserved: Reserved fields, must be zeroed. 988 * 989 * A note regarding vertical interlaced timings: height refers to the total 990 * height of the active video frame (= two fields). The blanking timings refer 991 * to the blanking of each field. So the height of the total frame is 992 * calculated as follows: 993 * 994 * tot_height = height + vfrontporch + vsync + vbackporch + 995 * il_vfrontporch + il_vsync + il_vbackporch 996 * 997 * The active height of each field is height / 2. 998 */ 999 struct v4l2_bt_timings { 1000 __u32 width; 1001 __u32 height; 1002 __u32 interlaced; 1003 __u32 polarities; 1004 __u64 pixelclock; 1005 __u32 hfrontporch; 1006 __u32 hsync; 1007 __u32 hbackporch; 1008 __u32 vfrontporch; 1009 __u32 vsync; 1010 __u32 vbackporch; 1011 __u32 il_vfrontporch; 1012 __u32 il_vsync; 1013 __u32 il_vbackporch; 1014 __u32 standards; 1015 __u32 flags; 1016 __u32 reserved[14]; 1017 } __attribute__ ((packed)); 1018 1019 /* Interlaced or progressive format */ 1020 #define V4L2_DV_PROGRESSIVE 0 1021 #define V4L2_DV_INTERLACED 1 1022 1023 /* Polarities. If bit is not set, it is assumed to be negative polarity */ 1024 #define V4L2_DV_VSYNC_POS_POL 0x00000001 1025 #define V4L2_DV_HSYNC_POS_POL 0x00000002 1026 1027 /* Timings standards */ 1028 #define V4L2_DV_BT_STD_CEA861 (1 << 0) /* CEA-861 Digital TV Profile */ 1029 #define V4L2_DV_BT_STD_DMT (1 << 1) /* VESA Discrete Monitor Timings */ 1030 #define V4L2_DV_BT_STD_CVT (1 << 2) /* VESA Coordinated Video Timings */ 1031 #define V4L2_DV_BT_STD_GTF (1 << 3) /* VESA Generalized Timings Formula */ 1032 1033 /* Flags */ 1034 1035 /* CVT/GTF specific: timing uses reduced blanking (CVT) or the 'Secondary 1036 GTF' curve (GTF). In both cases the horizontal and/or vertical blanking 1037 intervals are reduced, allowing a higher resolution over the same 1038 bandwidth. This is a read-only flag. */ 1039 #define V4L2_DV_FL_REDUCED_BLANKING (1 << 0) 1040 /* CEA-861 specific: set for CEA-861 formats with a framerate of a multiple 1041 of six. These formats can be optionally played at 1 / 1.001 speed. 1042 This is a read-only flag. */ 1043 #define V4L2_DV_FL_CAN_REDUCE_FPS (1 << 1) 1044 /* CEA-861 specific: only valid for video transmitters, the flag is cleared 1045 by receivers. 1046 If the framerate of the format is a multiple of six, then the pixelclock 1047 used to set up the transmitter is divided by 1.001 to make it compatible 1048 with 60 Hz based standards such as NTSC and PAL-M that use a framerate of 1049 29.97 Hz. Otherwise this flag is cleared. If the transmitter can't generate 1050 such frequencies, then the flag will also be cleared. */ 1051 #define V4L2_DV_FL_REDUCED_FPS (1 << 2) 1052 /* Specific to interlaced formats: if set, then field 1 is really one half-line 1053 longer and field 2 is really one half-line shorter, so each field has 1054 exactly the same number of half-lines. Whether half-lines can be detected 1055 or used depends on the hardware. */ 1056 #define V4L2_DV_FL_HALF_LINE (1 << 3) 1057 1058 1059 /** struct v4l2_dv_timings - DV timings 1060 * @type: the type of the timings 1061 * @bt: BT656/1120 timings 1062 */ 1063 struct v4l2_dv_timings { 1064 __u32 type; 1065 union { 1066 struct v4l2_bt_timings bt; 1067 __u32 reserved[32]; 1068 }; 1069 } __attribute__ ((packed)); 1070 1071 /* Values for the type field */ 1072 #define V4L2_DV_BT_656_1120 0 /* BT.656/1120 timing type */ 1073 1074 1075 /** struct v4l2_enum_dv_timings - DV timings enumeration 1076 * @index: enumeration index 1077 * @reserved: must be zeroed 1078 * @timings: the timings for the given index 1079 */ 1080 struct v4l2_enum_dv_timings { 1081 __u32 index; 1082 __u32 reserved[3]; 1083 struct v4l2_dv_timings timings; 1084 }; 1085 1086 /** struct v4l2_bt_timings_cap - BT.656/BT.1120 timing capabilities 1087 * @min_width: width in pixels 1088 * @max_width: width in pixels 1089 * @min_height: height in lines 1090 * @max_height: height in lines 1091 * @min_pixelclock: Pixel clock in HZ. Ex. 74.25MHz->74250000 1092 * @max_pixelclock: Pixel clock in HZ. Ex. 74.25MHz->74250000 1093 * @standards: Supported standards 1094 * @capabilities: Supported capabilities 1095 * @reserved: Must be zeroed 1096 */ 1097 struct v4l2_bt_timings_cap { 1098 __u32 min_width; 1099 __u32 max_width; 1100 __u32 min_height; 1101 __u32 max_height; 1102 __u64 min_pixelclock; 1103 __u64 max_pixelclock; 1104 __u32 standards; 1105 __u32 capabilities; 1106 __u32 reserved[16]; 1107 } __attribute__ ((packed)); 1108 1109 /* Supports interlaced formats */ 1110 #define V4L2_DV_BT_CAP_INTERLACED (1 << 0) 1111 /* Supports progressive formats */ 1112 #define V4L2_DV_BT_CAP_PROGRESSIVE (1 << 1) 1113 /* Supports CVT/GTF reduced blanking */ 1114 #define V4L2_DV_BT_CAP_REDUCED_BLANKING (1 << 2) 1115 /* Supports custom formats */ 1116 #define V4L2_DV_BT_CAP_CUSTOM (1 << 3) 1117 1118 /** struct v4l2_dv_timings_cap - DV timings capabilities 1119 * @type: the type of the timings (same as in struct v4l2_dv_timings) 1120 * @bt: the BT656/1120 timings capabilities 1121 */ 1122 struct v4l2_dv_timings_cap { 1123 __u32 type; 1124 __u32 reserved[3]; 1125 union { 1126 struct v4l2_bt_timings_cap bt; 1127 __u32 raw_data[32]; 1128 }; 1129 }; 1130 1131 1132 /* 1133 * V I D E O I N P U T S 1134 */ 1135 struct v4l2_input { 1136 __u32 index; /* Which input */ 1137 __u8 name[32]; /* Label */ 1138 __u32 type; /* Type of input */ 1139 __u32 audioset; /* Associated audios (bitfield) */ 1140 __u32 tuner; /* enum v4l2_tuner_type */ 1141 v4l2_std_id std; 1142 __u32 status; 1143 __u32 capabilities; 1144 __u32 reserved[3]; 1145 }; 1146 1147 /* Values for the 'type' field */ 1148 #define V4L2_INPUT_TYPE_TUNER 1 1149 #define V4L2_INPUT_TYPE_CAMERA 2 1150 1151 /* field 'status' - general */ 1152 #define V4L2_IN_ST_NO_POWER 0x00000001 /* Attached device is off */ 1153 #define V4L2_IN_ST_NO_SIGNAL 0x00000002 1154 #define V4L2_IN_ST_NO_COLOR 0x00000004 1155 1156 /* field 'status' - sensor orientation */ 1157 /* If sensor is mounted upside down set both bits */ 1158 #define V4L2_IN_ST_HFLIP 0x00000010 /* Frames are flipped horizontally */ 1159 #define V4L2_IN_ST_VFLIP 0x00000020 /* Frames are flipped vertically */ 1160 1161 /* field 'status' - analog */ 1162 #define V4L2_IN_ST_NO_H_LOCK 0x00000100 /* No horizontal sync lock */ 1163 #define V4L2_IN_ST_COLOR_KILL 0x00000200 /* Color killer is active */ 1164 1165 /* field 'status' - digital */ 1166 #define V4L2_IN_ST_NO_SYNC 0x00010000 /* No synchronization lock */ 1167 #define V4L2_IN_ST_NO_EQU 0x00020000 /* No equalizer lock */ 1168 #define V4L2_IN_ST_NO_CARRIER 0x00040000 /* Carrier recovery failed */ 1169 1170 /* field 'status' - VCR and set-top box */ 1171 #define V4L2_IN_ST_MACROVISION 0x01000000 /* Macrovision detected */ 1172 #define V4L2_IN_ST_NO_ACCESS 0x02000000 /* Conditional access denied */ 1173 #define V4L2_IN_ST_VTR 0x04000000 /* VTR time constant */ 1174 1175 /* capabilities flags */ 1176 #define V4L2_IN_CAP_DV_TIMINGS 0x00000002 /* Supports S_DV_TIMINGS */ 1177 #define V4L2_IN_CAP_CUSTOM_TIMINGS V4L2_IN_CAP_DV_TIMINGS /* For compatibility */ 1178 #define V4L2_IN_CAP_STD 0x00000004 /* Supports S_STD */ 1179 1180 /* 1181 * V I D E O O U T P U T S 1182 */ 1183 struct v4l2_output { 1184 __u32 index; /* Which output */ 1185 __u8 name[32]; /* Label */ 1186 __u32 type; /* Type of output */ 1187 __u32 audioset; /* Associated audios (bitfield) */ 1188 __u32 modulator; /* Associated modulator */ 1189 v4l2_std_id std; 1190 __u32 capabilities; 1191 __u32 reserved[3]; 1192 }; 1193 /* Values for the 'type' field */ 1194 #define V4L2_OUTPUT_TYPE_MODULATOR 1 1195 #define V4L2_OUTPUT_TYPE_ANALOG 2 1196 #define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY 3 1197 1198 /* capabilities flags */ 1199 #define V4L2_OUT_CAP_DV_TIMINGS 0x00000002 /* Supports S_DV_TIMINGS */ 1200 #define V4L2_OUT_CAP_CUSTOM_TIMINGS V4L2_OUT_CAP_DV_TIMINGS /* For compatibility */ 1201 #define V4L2_OUT_CAP_STD 0x00000004 /* Supports S_STD */ 1202 1203 /* 1204 * C O N T R O L S 1205 */ 1206 struct v4l2_control { 1207 __u32 id; 1208 __s32 value; 1209 }; 1210 1211 struct v4l2_ext_control { 1212 __u32 id; 1213 __u32 size; 1214 __u32 reserved2[1]; 1215 union { 1216 __s32 value; 1217 __s64 value64; 1218 char *string; 1219 }; 1220 } __attribute__ ((packed)); 1221 1222 struct v4l2_ext_controls { 1223 __u32 ctrl_class; 1224 __u32 count; 1225 __u32 error_idx; 1226 __u32 reserved[2]; 1227 struct v4l2_ext_control *controls; 1228 }; 1229 1230 #define V4L2_CTRL_ID_MASK (0x0fffffff) 1231 #define V4L2_CTRL_ID2CLASS(id) ((id) & 0x0fff0000UL) 1232 #define V4L2_CTRL_DRIVER_PRIV(id) (((id) & 0xffff) >= 0x1000) 1233 1234 enum v4l2_ctrl_type { 1235 V4L2_CTRL_TYPE_INTEGER = 1, 1236 V4L2_CTRL_TYPE_BOOLEAN = 2, 1237 V4L2_CTRL_TYPE_MENU = 3, 1238 V4L2_CTRL_TYPE_BUTTON = 4, 1239 V4L2_CTRL_TYPE_INTEGER64 = 5, 1240 V4L2_CTRL_TYPE_CTRL_CLASS = 6, 1241 V4L2_CTRL_TYPE_STRING = 7, 1242 V4L2_CTRL_TYPE_BITMASK = 8, 1243 V4L2_CTRL_TYPE_INTEGER_MENU = 9, 1244 }; 1245 1246 /* Used in the VIDIOC_QUERYCTRL ioctl for querying controls */ 1247 struct v4l2_queryctrl { 1248 __u32 id; 1249 __u32 type; /* enum v4l2_ctrl_type */ 1250 __u8 name[32]; /* Whatever */ 1251 __s32 minimum; /* Note signedness */ 1252 __s32 maximum; 1253 __s32 step; 1254 __s32 default_value; 1255 __u32 flags; 1256 __u32 reserved[2]; 1257 }; 1258 1259 /* Used in the VIDIOC_QUERYMENU ioctl for querying menu items */ 1260 struct v4l2_querymenu { 1261 __u32 id; 1262 __u32 index; 1263 union { 1264 __u8 name[32]; /* Whatever */ 1265 __s64 value; 1266 }; 1267 __u32 reserved; 1268 } __attribute__ ((packed)); 1269 1270 /* Control flags */ 1271 #define V4L2_CTRL_FLAG_DISABLED 0x0001 1272 #define V4L2_CTRL_FLAG_GRABBED 0x0002 1273 #define V4L2_CTRL_FLAG_READ_ONLY 0x0004 1274 #define V4L2_CTRL_FLAG_UPDATE 0x0008 1275 #define V4L2_CTRL_FLAG_INACTIVE 0x0010 1276 #define V4L2_CTRL_FLAG_SLIDER 0x0020 1277 #define V4L2_CTRL_FLAG_WRITE_ONLY 0x0040 1278 #define V4L2_CTRL_FLAG_VOLATILE 0x0080 1279 1280 /* Query flag, to be ORed with the control ID */ 1281 #define V4L2_CTRL_FLAG_NEXT_CTRL 0x80000000 1282 1283 /* User-class control IDs defined by V4L2 */ 1284 #define V4L2_CID_MAX_CTRLS 1024 1285 /* IDs reserved for driver specific controls */ 1286 #define V4L2_CID_PRIVATE_BASE 0x08000000 1287 1288 1289 /* 1290 * T U N I N G 1291 */ 1292 struct v4l2_tuner { 1293 __u32 index; 1294 __u8 name[32]; 1295 __u32 type; /* enum v4l2_tuner_type */ 1296 __u32 capability; 1297 __u32 rangelow; 1298 __u32 rangehigh; 1299 __u32 rxsubchans; 1300 __u32 audmode; 1301 __s32 signal; 1302 __s32 afc; 1303 __u32 reserved[4]; 1304 }; 1305 1306 struct v4l2_modulator { 1307 __u32 index; 1308 __u8 name[32]; 1309 __u32 capability; 1310 __u32 rangelow; 1311 __u32 rangehigh; 1312 __u32 txsubchans; 1313 __u32 reserved[4]; 1314 }; 1315 1316 /* Flags for the 'capability' field */ 1317 #define V4L2_TUNER_CAP_LOW 0x0001 1318 #define V4L2_TUNER_CAP_NORM 0x0002 1319 #define V4L2_TUNER_CAP_HWSEEK_BOUNDED 0x0004 1320 #define V4L2_TUNER_CAP_HWSEEK_WRAP 0x0008 1321 #define V4L2_TUNER_CAP_STEREO 0x0010 1322 #define V4L2_TUNER_CAP_LANG2 0x0020 1323 #define V4L2_TUNER_CAP_SAP 0x0020 1324 #define V4L2_TUNER_CAP_LANG1 0x0040 1325 #define V4L2_TUNER_CAP_RDS 0x0080 1326 #define V4L2_TUNER_CAP_RDS_BLOCK_IO 0x0100 1327 #define V4L2_TUNER_CAP_RDS_CONTROLS 0x0200 1328 #define V4L2_TUNER_CAP_FREQ_BANDS 0x0400 1329 #define V4L2_TUNER_CAP_HWSEEK_PROG_LIM 0x0800 1330 1331 /* Flags for the 'rxsubchans' field */ 1332 #define V4L2_TUNER_SUB_MONO 0x0001 1333 #define V4L2_TUNER_SUB_STEREO 0x0002 1334 #define V4L2_TUNER_SUB_LANG2 0x0004 1335 #define V4L2_TUNER_SUB_SAP 0x0004 1336 #define V4L2_TUNER_SUB_LANG1 0x0008 1337 #define V4L2_TUNER_SUB_RDS 0x0010 1338 1339 /* Values for the 'audmode' field */ 1340 #define V4L2_TUNER_MODE_MONO 0x0000 1341 #define V4L2_TUNER_MODE_STEREO 0x0001 1342 #define V4L2_TUNER_MODE_LANG2 0x0002 1343 #define V4L2_TUNER_MODE_SAP 0x0002 1344 #define V4L2_TUNER_MODE_LANG1 0x0003 1345 #define V4L2_TUNER_MODE_LANG1_LANG2 0x0004 1346 1347 struct v4l2_frequency { 1348 __u32 tuner; 1349 __u32 type; /* enum v4l2_tuner_type */ 1350 __u32 frequency; 1351 __u32 reserved[8]; 1352 }; 1353 1354 #define V4L2_BAND_MODULATION_VSB (1 << 1) 1355 #define V4L2_BAND_MODULATION_FM (1 << 2) 1356 #define V4L2_BAND_MODULATION_AM (1 << 3) 1357 1358 struct v4l2_frequency_band { 1359 __u32 tuner; 1360 __u32 type; /* enum v4l2_tuner_type */ 1361 __u32 index; 1362 __u32 capability; 1363 __u32 rangelow; 1364 __u32 rangehigh; 1365 __u32 modulation; 1366 __u32 reserved[9]; 1367 }; 1368 1369 struct v4l2_hw_freq_seek { 1370 __u32 tuner; 1371 __u32 type; /* enum v4l2_tuner_type */ 1372 __u32 seek_upward; 1373 __u32 wrap_around; 1374 __u32 spacing; 1375 __u32 rangelow; 1376 __u32 rangehigh; 1377 __u32 reserved[5]; 1378 }; 1379 1380 /* 1381 * R D S 1382 */ 1383 1384 struct v4l2_rds_data { 1385 __u8 lsb; 1386 __u8 msb; 1387 __u8 block; 1388 } __attribute__ ((packed)); 1389 1390 #define V4L2_RDS_BLOCK_MSK 0x7 1391 #define V4L2_RDS_BLOCK_A 0 1392 #define V4L2_RDS_BLOCK_B 1 1393 #define V4L2_RDS_BLOCK_C 2 1394 #define V4L2_RDS_BLOCK_D 3 1395 #define V4L2_RDS_BLOCK_C_ALT 4 1396 #define V4L2_RDS_BLOCK_INVALID 7 1397 1398 #define V4L2_RDS_BLOCK_CORRECTED 0x40 1399 #define V4L2_RDS_BLOCK_ERROR 0x80 1400 1401 /* 1402 * A U D I O 1403 */ 1404 struct v4l2_audio { 1405 __u32 index; 1406 __u8 name[32]; 1407 __u32 capability; 1408 __u32 mode; 1409 __u32 reserved[2]; 1410 }; 1411 1412 /* Flags for the 'capability' field */ 1413 #define V4L2_AUDCAP_STEREO 0x00001 1414 #define V4L2_AUDCAP_AVL 0x00002 1415 1416 /* Flags for the 'mode' field */ 1417 #define V4L2_AUDMODE_AVL 0x00001 1418 1419 struct v4l2_audioout { 1420 __u32 index; 1421 __u8 name[32]; 1422 __u32 capability; 1423 __u32 mode; 1424 __u32 reserved[2]; 1425 }; 1426 1427 /* 1428 * M P E G S E R V I C E S 1429 * 1430 * NOTE: EXPERIMENTAL API 1431 */ 1432 #if 1 1433 #define V4L2_ENC_IDX_FRAME_I (0) 1434 #define V4L2_ENC_IDX_FRAME_P (1) 1435 #define V4L2_ENC_IDX_FRAME_B (2) 1436 #define V4L2_ENC_IDX_FRAME_MASK (0xf) 1437 1438 struct v4l2_enc_idx_entry { 1439 __u64 offset; 1440 __u64 pts; 1441 __u32 length; 1442 __u32 flags; 1443 __u32 reserved[2]; 1444 }; 1445 1446 #define V4L2_ENC_IDX_ENTRIES (64) 1447 struct v4l2_enc_idx { 1448 __u32 entries; 1449 __u32 entries_cap; 1450 __u32 reserved[4]; 1451 struct v4l2_enc_idx_entry entry[V4L2_ENC_IDX_ENTRIES]; 1452 }; 1453 1454 1455 #define V4L2_ENC_CMD_START (0) 1456 #define V4L2_ENC_CMD_STOP (1) 1457 #define V4L2_ENC_CMD_PAUSE (2) 1458 #define V4L2_ENC_CMD_RESUME (3) 1459 1460 /* Flags for V4L2_ENC_CMD_STOP */ 1461 #define V4L2_ENC_CMD_STOP_AT_GOP_END (1 << 0) 1462 1463 struct v4l2_encoder_cmd { 1464 __u32 cmd; 1465 __u32 flags; 1466 union { 1467 struct { 1468 __u32 data[8]; 1469 } raw; 1470 }; 1471 }; 1472 1473 /* Decoder commands */ 1474 #define V4L2_DEC_CMD_START (0) 1475 #define V4L2_DEC_CMD_STOP (1) 1476 #define V4L2_DEC_CMD_PAUSE (2) 1477 #define V4L2_DEC_CMD_RESUME (3) 1478 1479 /* Flags for V4L2_DEC_CMD_START */ 1480 #define V4L2_DEC_CMD_START_MUTE_AUDIO (1 << 0) 1481 1482 /* Flags for V4L2_DEC_CMD_PAUSE */ 1483 #define V4L2_DEC_CMD_PAUSE_TO_BLACK (1 << 0) 1484 1485 /* Flags for V4L2_DEC_CMD_STOP */ 1486 #define V4L2_DEC_CMD_STOP_TO_BLACK (1 << 0) 1487 #define V4L2_DEC_CMD_STOP_IMMEDIATELY (1 << 1) 1488 1489 /* Play format requirements (returned by the driver): */ 1490 1491 /* The decoder has no special format requirements */ 1492 #define V4L2_DEC_START_FMT_NONE (0) 1493 /* The decoder requires full GOPs */ 1494 #define V4L2_DEC_START_FMT_GOP (1) 1495 1496 /* The structure must be zeroed before use by the application 1497 This ensures it can be extended safely in the future. */ 1498 struct v4l2_decoder_cmd { 1499 __u32 cmd; 1500 __u32 flags; 1501 union { 1502 struct { 1503 __u64 pts; 1504 } stop; 1505 1506 struct { 1507 /* 0 or 1000 specifies normal speed, 1508 1 specifies forward single stepping, 1509 -1 specifies backward single stepping, 1510 >1: playback at speed/1000 of the normal speed, 1511 <-1: reverse playback at (-speed/1000) of the normal speed. */ 1512 __s32 speed; 1513 __u32 format; 1514 } start; 1515 1516 struct { 1517 __u32 data[16]; 1518 } raw; 1519 }; 1520 }; 1521 #endif 1522 1523 1524 /* 1525 * D A T A S E R V I C E S ( V B I ) 1526 * 1527 * Data services API by Michael Schimek 1528 */ 1529 1530 /* Raw VBI */ 1531 struct v4l2_vbi_format { 1532 __u32 sampling_rate; /* in 1 Hz */ 1533 __u32 offset; 1534 __u32 samples_per_line; 1535 __u32 sample_format; /* V4L2_PIX_FMT_* */ 1536 __s32 start[2]; 1537 __u32 count[2]; 1538 __u32 flags; /* V4L2_VBI_* */ 1539 __u32 reserved[2]; /* must be zero */ 1540 }; 1541 1542 /* VBI flags */ 1543 #define V4L2_VBI_UNSYNC (1 << 0) 1544 #define V4L2_VBI_INTERLACED (1 << 1) 1545 1546 /* Sliced VBI 1547 * 1548 * This implements is a proposal V4L2 API to allow SLICED VBI 1549 * required for some hardware encoders. It should change without 1550 * notice in the definitive implementation. 1551 */ 1552 1553 struct v4l2_sliced_vbi_format { 1554 __u16 service_set; 1555 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field 1556 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field 1557 (equals frame lines 313-336 for 625 line video 1558 standards, 263-286 for 525 line standards) */ 1559 __u16 service_lines[2][24]; 1560 __u32 io_size; 1561 __u32 reserved[2]; /* must be zero */ 1562 }; 1563 1564 /* Teletext World System Teletext 1565 (WST), defined on ITU-R BT.653-2 */ 1566 #define V4L2_SLICED_TELETEXT_B (0x0001) 1567 /* Video Program System, defined on ETS 300 231*/ 1568 #define V4L2_SLICED_VPS (0x0400) 1569 /* Closed Caption, defined on EIA-608 */ 1570 #define V4L2_SLICED_CAPTION_525 (0x1000) 1571 /* Wide Screen System, defined on ITU-R BT1119.1 */ 1572 #define V4L2_SLICED_WSS_625 (0x4000) 1573 1574 #define V4L2_SLICED_VBI_525 (V4L2_SLICED_CAPTION_525) 1575 #define V4L2_SLICED_VBI_625 (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625) 1576 1577 struct v4l2_sliced_vbi_cap { 1578 __u16 service_set; 1579 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field 1580 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field 1581 (equals frame lines 313-336 for 625 line video 1582 standards, 263-286 for 525 line standards) */ 1583 __u16 service_lines[2][24]; 1584 __u32 type; /* enum v4l2_buf_type */ 1585 __u32 reserved[3]; /* must be 0 */ 1586 }; 1587 1588 struct v4l2_sliced_vbi_data { 1589 __u32 id; 1590 __u32 field; /* 0: first field, 1: second field */ 1591 __u32 line; /* 1-23 */ 1592 __u32 reserved; /* must be 0 */ 1593 __u8 data[48]; 1594 }; 1595 1596 /* 1597 * Sliced VBI data inserted into MPEG Streams 1598 */ 1599 1600 /* 1601 * V4L2_MPEG_STREAM_VBI_FMT_IVTV: 1602 * 1603 * Structure of payload contained in an MPEG 2 Private Stream 1 PES Packet in an 1604 * MPEG-2 Program Pack that contains V4L2_MPEG_STREAM_VBI_FMT_IVTV Sliced VBI 1605 * data 1606 * 1607 * Note, the MPEG-2 Program Pack and Private Stream 1 PES packet header 1608 * definitions are not included here. See the MPEG-2 specifications for details 1609 * on these headers. 1610 */ 1611 1612 /* Line type IDs */ 1613 #define V4L2_MPEG_VBI_IVTV_TELETEXT_B (1) 1614 #define V4L2_MPEG_VBI_IVTV_CAPTION_525 (4) 1615 #define V4L2_MPEG_VBI_IVTV_WSS_625 (5) 1616 #define V4L2_MPEG_VBI_IVTV_VPS (7) 1617 1618 struct v4l2_mpeg_vbi_itv0_line { 1619 __u8 id; /* One of V4L2_MPEG_VBI_IVTV_* above */ 1620 __u8 data[42]; /* Sliced VBI data for the line */ 1621 } __attribute__ ((packed)); 1622 1623 struct v4l2_mpeg_vbi_itv0 { 1624 __le32 linemask[2]; /* Bitmasks of VBI service lines present */ 1625 struct v4l2_mpeg_vbi_itv0_line line[35]; 1626 } __attribute__ ((packed)); 1627 1628 struct v4l2_mpeg_vbi_ITV0 { 1629 struct v4l2_mpeg_vbi_itv0_line line[36]; 1630 } __attribute__ ((packed)); 1631 1632 #define V4L2_MPEG_VBI_IVTV_MAGIC0 "itv0" 1633 #define V4L2_MPEG_VBI_IVTV_MAGIC1 "ITV0" 1634 1635 struct v4l2_mpeg_vbi_fmt_ivtv { 1636 __u8 magic[4]; 1637 union { 1638 struct v4l2_mpeg_vbi_itv0 itv0; 1639 struct v4l2_mpeg_vbi_ITV0 ITV0; 1640 }; 1641 } __attribute__ ((packed)); 1642 1643 /* 1644 * A G G R E G A T E S T R U C T U R E S 1645 */ 1646 1647 /** 1648 * struct v4l2_plane_pix_format - additional, per-plane format definition 1649 * @sizeimage: maximum size in bytes required for data, for which 1650 * this plane will be used 1651 * @bytesperline: distance in bytes between the leftmost pixels in two 1652 * adjacent lines 1653 */ 1654 struct v4l2_plane_pix_format { 1655 __u32 sizeimage; 1656 __u16 bytesperline; 1657 __u16 reserved[7]; 1658 } __attribute__ ((packed)); 1659 1660 /** 1661 * struct v4l2_pix_format_mplane - multiplanar format definition 1662 * @width: image width in pixels 1663 * @height: image height in pixels 1664 * @pixelformat: little endian four character code (fourcc) 1665 * @field: enum v4l2_field; field order (for interlaced video) 1666 * @colorspace: enum v4l2_colorspace; supplemental to pixelformat 1667 * @plane_fmt: per-plane information 1668 * @num_planes: number of planes for this format 1669 */ 1670 struct v4l2_pix_format_mplane { 1671 __u32 width; 1672 __u32 height; 1673 __u32 pixelformat; 1674 __u32 field; 1675 __u32 colorspace; 1676 1677 struct v4l2_plane_pix_format plane_fmt[VIDEO_MAX_PLANES]; 1678 __u8 num_planes; 1679 __u8 reserved[11]; 1680 } __attribute__ ((packed)); 1681 1682 /** 1683 * struct v4l2_format - stream data format 1684 * @type: enum v4l2_buf_type; type of the data stream 1685 * @pix: definition of an image format 1686 * @pix_mp: definition of a multiplanar image format 1687 * @win: definition of an overlaid image 1688 * @vbi: raw VBI capture or output parameters 1689 * @sliced: sliced VBI capture or output parameters 1690 * @raw_data: placeholder for future extensions and custom formats 1691 */ 1692 struct v4l2_format { 1693 __u32 type; 1694 union { 1695 struct v4l2_pix_format pix; /* V4L2_BUF_TYPE_VIDEO_CAPTURE */ 1696 struct v4l2_pix_format_mplane pix_mp; /* V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE */ 1697 struct v4l2_window win; /* V4L2_BUF_TYPE_VIDEO_OVERLAY */ 1698 struct v4l2_vbi_format vbi; /* V4L2_BUF_TYPE_VBI_CAPTURE */ 1699 struct v4l2_sliced_vbi_format sliced; /* V4L2_BUF_TYPE_SLICED_VBI_CAPTURE */ 1700 __u8 raw_data[200]; /* user-defined */ 1701 } fmt; 1702 }; 1703 1704 /* Stream type-dependent parameters 1705 */ 1706 struct v4l2_streamparm { 1707 __u32 type; /* enum v4l2_buf_type */ 1708 union { 1709 struct v4l2_captureparm capture; 1710 struct v4l2_outputparm output; 1711 __u8 raw_data[200]; /* user-defined */ 1712 } parm; 1713 }; 1714 1715 /* 1716 * E V E N T S 1717 */ 1718 1719 #define V4L2_EVENT_ALL 0 1720 #define V4L2_EVENT_VSYNC 1 1721 #define V4L2_EVENT_EOS 2 1722 #define V4L2_EVENT_CTRL 3 1723 #define V4L2_EVENT_FRAME_SYNC 4 1724 #define V4L2_EVENT_PRIVATE_START 0x08000000 1725 1726 /* Payload for V4L2_EVENT_VSYNC */ 1727 struct v4l2_event_vsync { 1728 /* Can be V4L2_FIELD_ANY, _NONE, _TOP or _BOTTOM */ 1729 __u8 field; 1730 } __attribute__ ((packed)); 1731 1732 /* Payload for V4L2_EVENT_CTRL */ 1733 #define V4L2_EVENT_CTRL_CH_VALUE (1 << 0) 1734 #define V4L2_EVENT_CTRL_CH_FLAGS (1 << 1) 1735 #define V4L2_EVENT_CTRL_CH_RANGE (1 << 2) 1736 1737 struct v4l2_event_ctrl { 1738 __u32 changes; 1739 __u32 type; 1740 union { 1741 __s32 value; 1742 __s64 value64; 1743 }; 1744 __u32 flags; 1745 __s32 minimum; 1746 __s32 maximum; 1747 __s32 step; 1748 __s32 default_value; 1749 }; 1750 1751 struct v4l2_event_frame_sync { 1752 __u32 frame_sequence; 1753 }; 1754 1755 struct v4l2_event { 1756 __u32 type; 1757 union { 1758 struct v4l2_event_vsync vsync; 1759 struct v4l2_event_ctrl ctrl; 1760 struct v4l2_event_frame_sync frame_sync; 1761 __u8 data[64]; 1762 } u; 1763 __u32 pending; 1764 __u32 sequence; 1765 struct timespec timestamp; 1766 __u32 id; 1767 __u32 reserved[8]; 1768 }; 1769 1770 #define V4L2_EVENT_SUB_FL_SEND_INITIAL (1 << 0) 1771 #define V4L2_EVENT_SUB_FL_ALLOW_FEEDBACK (1 << 1) 1772 1773 struct v4l2_event_subscription { 1774 __u32 type; 1775 __u32 id; 1776 __u32 flags; 1777 __u32 reserved[5]; 1778 }; 1779 1780 /* 1781 * A D V A N C E D D E B U G G I N G 1782 * 1783 * NOTE: EXPERIMENTAL API, NEVER RELY ON THIS IN APPLICATIONS! 1784 * FOR DEBUGGING, TESTING AND INTERNAL USE ONLY! 1785 */ 1786 1787 /* VIDIOC_DBG_G_REGISTER and VIDIOC_DBG_S_REGISTER */ 1788 1789 #define V4L2_CHIP_MATCH_BRIDGE 0 /* Match against chip ID on the bridge (0 for the bridge) */ 1790 #define V4L2_CHIP_MATCH_HOST V4L2_CHIP_MATCH_BRIDGE 1791 #define V4L2_CHIP_MATCH_I2C_DRIVER 1 /* Match against I2C driver name */ 1792 #define V4L2_CHIP_MATCH_I2C_ADDR 2 /* Match against I2C 7-bit address */ 1793 #define V4L2_CHIP_MATCH_AC97 3 /* Match against anciliary AC97 chip */ 1794 #define V4L2_CHIP_MATCH_SUBDEV 4 /* Match against subdev index */ 1795 1796 struct v4l2_dbg_match { 1797 __u32 type; /* Match type */ 1798 union { /* Match this chip, meaning determined by type */ 1799 __u32 addr; 1800 char name[32]; 1801 }; 1802 } __attribute__ ((packed)); 1803 1804 struct v4l2_dbg_register { 1805 struct v4l2_dbg_match match; 1806 __u32 size; /* register size in bytes */ 1807 __u64 reg; 1808 __u64 val; 1809 } __attribute__ ((packed)); 1810 1811 /* VIDIOC_DBG_G_CHIP_IDENT */ 1812 struct v4l2_dbg_chip_ident { 1813 struct v4l2_dbg_match match; 1814 __u32 ident; /* chip identifier as specified in <media/v4l2-chip-ident.h> */ 1815 __u32 revision; /* chip revision, chip specific */ 1816 } __attribute__ ((packed)); 1817 1818 #define V4L2_CHIP_FL_READABLE (1 << 0) 1819 #define V4L2_CHIP_FL_WRITABLE (1 << 1) 1820 1821 /* VIDIOC_DBG_G_CHIP_INFO */ 1822 struct v4l2_dbg_chip_info { 1823 struct v4l2_dbg_match match; 1824 char name[32]; 1825 __u32 flags; 1826 __u32 reserved[32]; 1827 } __attribute__ ((packed)); 1828 1829 /** 1830 * struct v4l2_create_buffers - VIDIOC_CREATE_BUFS argument 1831 * @index: on return, index of the first created buffer 1832 * @count: entry: number of requested buffers, 1833 * return: number of created buffers 1834 * @memory: enum v4l2_memory; buffer memory type 1835 * @format: frame format, for which buffers are requested 1836 * @reserved: future extensions 1837 */ 1838 struct v4l2_create_buffers { 1839 __u32 index; 1840 __u32 count; 1841 __u32 memory; 1842 struct v4l2_format format; 1843 __u32 reserved[8]; 1844 }; 1845 1846 /* 1847 * 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 1848 * 1849 */ 1850 #define VIDIOC_QUERYCAP _IOR('V', 0, struct v4l2_capability) 1851 #define VIDIOC_RESERVED _IO('V', 1) 1852 #define VIDIOC_ENUM_FMT _IOWR('V', 2, struct v4l2_fmtdesc) 1853 #define VIDIOC_G_FMT _IOWR('V', 4, struct v4l2_format) 1854 #define VIDIOC_S_FMT _IOWR('V', 5, struct v4l2_format) 1855 #define VIDIOC_REQBUFS _IOWR('V', 8, struct v4l2_requestbuffers) 1856 #define VIDIOC_QUERYBUF _IOWR('V', 9, struct v4l2_buffer) 1857 #define VIDIOC_G_FBUF _IOR('V', 10, struct v4l2_framebuffer) 1858 #define VIDIOC_S_FBUF _IOW('V', 11, struct v4l2_framebuffer) 1859 #define VIDIOC_OVERLAY _IOW('V', 14, int) 1860 #define VIDIOC_QBUF _IOWR('V', 15, struct v4l2_buffer) 1861 #define VIDIOC_EXPBUF _IOWR('V', 16, struct v4l2_exportbuffer) 1862 #define VIDIOC_DQBUF _IOWR('V', 17, struct v4l2_buffer) 1863 #define VIDIOC_STREAMON _IOW('V', 18, int) 1864 #define VIDIOC_STREAMOFF _IOW('V', 19, int) 1865 #define VIDIOC_G_PARM _IOWR('V', 21, struct v4l2_streamparm) 1866 #define VIDIOC_S_PARM _IOWR('V', 22, struct v4l2_streamparm) 1867 #define VIDIOC_G_STD _IOR('V', 23, v4l2_std_id) 1868 #define VIDIOC_S_STD _IOW('V', 24, v4l2_std_id) 1869 #define VIDIOC_ENUMSTD _IOWR('V', 25, struct v4l2_standard) 1870 #define VIDIOC_ENUMINPUT _IOWR('V', 26, struct v4l2_input) 1871 #define VIDIOC_G_CTRL _IOWR('V', 27, struct v4l2_control) 1872 #define VIDIOC_S_CTRL _IOWR('V', 28, struct v4l2_control) 1873 #define VIDIOC_G_TUNER _IOWR('V', 29, struct v4l2_tuner) 1874 #define VIDIOC_S_TUNER _IOW('V', 30, struct v4l2_tuner) 1875 #define VIDIOC_G_AUDIO _IOR('V', 33, struct v4l2_audio) 1876 #define VIDIOC_S_AUDIO _IOW('V', 34, struct v4l2_audio) 1877 #define VIDIOC_QUERYCTRL _IOWR('V', 36, struct v4l2_queryctrl) 1878 #define VIDIOC_QUERYMENU _IOWR('V', 37, struct v4l2_querymenu) 1879 #define VIDIOC_G_INPUT _IOR('V', 38, int) 1880 #define VIDIOC_S_INPUT _IOWR('V', 39, int) 1881 #define VIDIOC_G_OUTPUT _IOR('V', 46, int) 1882 #define VIDIOC_S_OUTPUT _IOWR('V', 47, int) 1883 #define VIDIOC_ENUMOUTPUT _IOWR('V', 48, struct v4l2_output) 1884 #define VIDIOC_G_AUDOUT _IOR('V', 49, struct v4l2_audioout) 1885 #define VIDIOC_S_AUDOUT _IOW('V', 50, struct v4l2_audioout) 1886 #define VIDIOC_G_MODULATOR _IOWR('V', 54, struct v4l2_modulator) 1887 #define VIDIOC_S_MODULATOR _IOW('V', 55, struct v4l2_modulator) 1888 #define VIDIOC_G_FREQUENCY _IOWR('V', 56, struct v4l2_frequency) 1889 #define VIDIOC_S_FREQUENCY _IOW('V', 57, struct v4l2_frequency) 1890 #define VIDIOC_CROPCAP _IOWR('V', 58, struct v4l2_cropcap) 1891 #define VIDIOC_G_CROP _IOWR('V', 59, struct v4l2_crop) 1892 #define VIDIOC_S_CROP _IOW('V', 60, struct v4l2_crop) 1893 #define VIDIOC_G_JPEGCOMP _IOR('V', 61, struct v4l2_jpegcompression) 1894 #define VIDIOC_S_JPEGCOMP _IOW('V', 62, struct v4l2_jpegcompression) 1895 #define VIDIOC_QUERYSTD _IOR('V', 63, v4l2_std_id) 1896 #define VIDIOC_TRY_FMT _IOWR('V', 64, struct v4l2_format) 1897 #define VIDIOC_ENUMAUDIO _IOWR('V', 65, struct v4l2_audio) 1898 #define VIDIOC_ENUMAUDOUT _IOWR('V', 66, struct v4l2_audioout) 1899 #define VIDIOC_G_PRIORITY _IOR('V', 67, __u32) /* enum v4l2_priority */ 1900 #define VIDIOC_S_PRIORITY _IOW('V', 68, __u32) /* enum v4l2_priority */ 1901 #define VIDIOC_G_SLICED_VBI_CAP _IOWR('V', 69, struct v4l2_sliced_vbi_cap) 1902 #define VIDIOC_LOG_STATUS _IO('V', 70) 1903 #define VIDIOC_G_EXT_CTRLS _IOWR('V', 71, struct v4l2_ext_controls) 1904 #define VIDIOC_S_EXT_CTRLS _IOWR('V', 72, struct v4l2_ext_controls) 1905 #define VIDIOC_TRY_EXT_CTRLS _IOWR('V', 73, struct v4l2_ext_controls) 1906 #define VIDIOC_ENUM_FRAMESIZES _IOWR('V', 74, struct v4l2_frmsizeenum) 1907 #define VIDIOC_ENUM_FRAMEINTERVALS _IOWR('V', 75, struct v4l2_frmivalenum) 1908 #define VIDIOC_G_ENC_INDEX _IOR('V', 76, struct v4l2_enc_idx) 1909 #define VIDIOC_ENCODER_CMD _IOWR('V', 77, struct v4l2_encoder_cmd) 1910 #define VIDIOC_TRY_ENCODER_CMD _IOWR('V', 78, struct v4l2_encoder_cmd) 1911 1912 /* Experimental, meant for debugging, testing and internal use. 1913 Only implemented if CONFIG_VIDEO_ADV_DEBUG is defined. 1914 You must be root to use these ioctls. Never use these in applications! */ 1915 #define VIDIOC_DBG_S_REGISTER _IOW('V', 79, struct v4l2_dbg_register) 1916 #define VIDIOC_DBG_G_REGISTER _IOWR('V', 80, struct v4l2_dbg_register) 1917 1918 /* Experimental, meant for debugging, testing and internal use. 1919 Never use this ioctl in applications! 1920 Note: this ioctl is deprecated in favor of VIDIOC_DBG_G_CHIP_INFO and 1921 will go away in the future. */ 1922 #define VIDIOC_DBG_G_CHIP_IDENT _IOWR('V', 81, struct v4l2_dbg_chip_ident) 1923 1924 #define VIDIOC_S_HW_FREQ_SEEK _IOW('V', 82, struct v4l2_hw_freq_seek) 1925 1926 #define VIDIOC_S_DV_TIMINGS _IOWR('V', 87, struct v4l2_dv_timings) 1927 #define VIDIOC_G_DV_TIMINGS _IOWR('V', 88, struct v4l2_dv_timings) 1928 #define VIDIOC_DQEVENT _IOR('V', 89, struct v4l2_event) 1929 #define VIDIOC_SUBSCRIBE_EVENT _IOW('V', 90, struct v4l2_event_subscription) 1930 #define VIDIOC_UNSUBSCRIBE_EVENT _IOW('V', 91, struct v4l2_event_subscription) 1931 1932 /* Experimental, the below two ioctls may change over the next couple of kernel 1933 versions */ 1934 #define VIDIOC_CREATE_BUFS _IOWR('V', 92, struct v4l2_create_buffers) 1935 #define VIDIOC_PREPARE_BUF _IOWR('V', 93, struct v4l2_buffer) 1936 1937 /* Experimental selection API */ 1938 #define VIDIOC_G_SELECTION _IOWR('V', 94, struct v4l2_selection) 1939 #define VIDIOC_S_SELECTION _IOWR('V', 95, struct v4l2_selection) 1940 1941 /* Experimental, these two ioctls may change over the next couple of kernel 1942 versions. */ 1943 #define VIDIOC_DECODER_CMD _IOWR('V', 96, struct v4l2_decoder_cmd) 1944 #define VIDIOC_TRY_DECODER_CMD _IOWR('V', 97, struct v4l2_decoder_cmd) 1945 1946 /* Experimental, these three ioctls may change over the next couple of kernel 1947 versions. */ 1948 #define VIDIOC_ENUM_DV_TIMINGS _IOWR('V', 98, struct v4l2_enum_dv_timings) 1949 #define VIDIOC_QUERY_DV_TIMINGS _IOR('V', 99, struct v4l2_dv_timings) 1950 #define VIDIOC_DV_TIMINGS_CAP _IOWR('V', 100, struct v4l2_dv_timings_cap) 1951 1952 /* Experimental, this ioctl may change over the next couple of kernel 1953 versions. */ 1954 #define VIDIOC_ENUM_FREQ_BANDS _IOWR('V', 101, struct v4l2_frequency_band) 1955 1956 /* Experimental, meant for debugging, testing and internal use. 1957 Never use these in applications! */ 1958 #define VIDIOC_DBG_G_CHIP_INFO _IOWR('V', 102, struct v4l2_dbg_chip_info) 1959 1960 /* Reminder: when adding new ioctls please add support for them to 1961 drivers/media/video/v4l2-compat-ioctl32.c as well! */ 1962 1963 #define BASE_VIDIOC_PRIVATE 192 /* 192-255 are private */ 1964 1965 #endif /* _UAPI__LINUX_VIDEODEV2_H */ 1966