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 __LINUX_VIDEODEV2_H 57 #define __LINUX_VIDEODEV2_H 58 59 #ifdef __KERNEL__ 60 #include <linux/time.h> /* need struct timeval */ 61 #else 62 #include <sys/time.h> 63 #endif 64 #include <linux/compiler.h> 65 #include <linux/ioctl.h> 66 #include <linux/types.h> 67 #include <linux/v4l2-common.h> 68 #include <linux/v4l2-controls.h> 69 70 /* 71 * Common stuff for both V4L1 and V4L2 72 * Moved from videodev.h 73 */ 74 #define VIDEO_MAX_FRAME 32 75 #define VIDEO_MAX_PLANES 8 76 77 #ifndef __KERNEL__ 78 79 /* These defines are V4L1 specific and should not be used with the V4L2 API! 80 They will be removed from this header in the future. */ 81 82 #define VID_TYPE_CAPTURE 1 /* Can capture */ 83 #define VID_TYPE_TUNER 2 /* Can tune */ 84 #define VID_TYPE_TELETEXT 4 /* Does teletext */ 85 #define VID_TYPE_OVERLAY 8 /* Overlay onto frame buffer */ 86 #define VID_TYPE_CHROMAKEY 16 /* Overlay by chromakey */ 87 #define VID_TYPE_CLIPPING 32 /* Can clip */ 88 #define VID_TYPE_FRAMERAM 64 /* Uses the frame buffer memory */ 89 #define VID_TYPE_SCALES 128 /* Scalable */ 90 #define VID_TYPE_MONOCHROME 256 /* Monochrome only */ 91 #define VID_TYPE_SUBCAPTURE 512 /* Can capture subareas of the image */ 92 #define VID_TYPE_MPEG_DECODER 1024 /* Can decode MPEG streams */ 93 #define VID_TYPE_MPEG_ENCODER 2048 /* Can encode MPEG streams */ 94 #define VID_TYPE_MJPEG_DECODER 4096 /* Can decode MJPEG streams */ 95 #define VID_TYPE_MJPEG_ENCODER 8192 /* Can encode MJPEG streams */ 96 #endif 97 98 /* 99 * M I S C E L L A N E O U S 100 */ 101 102 /* Four-character-code (FOURCC) */ 103 #define v4l2_fourcc(a, b, c, d)\ 104 ((__u32)(a) | ((__u32)(b) << 8) | ((__u32)(c) << 16) | ((__u32)(d) << 24)) 105 106 /* 107 * E N U M S 108 */ 109 enum v4l2_field { 110 V4L2_FIELD_ANY = 0, /* driver can choose from none, 111 top, bottom, interlaced 112 depending on whatever it thinks 113 is approximate ... */ 114 V4L2_FIELD_NONE = 1, /* this device has no fields ... */ 115 V4L2_FIELD_TOP = 2, /* top field only */ 116 V4L2_FIELD_BOTTOM = 3, /* bottom field only */ 117 V4L2_FIELD_INTERLACED = 4, /* both fields interlaced */ 118 V4L2_FIELD_SEQ_TB = 5, /* both fields sequential into one 119 buffer, top-bottom order */ 120 V4L2_FIELD_SEQ_BT = 6, /* same as above + bottom-top order */ 121 V4L2_FIELD_ALTERNATE = 7, /* both fields alternating into 122 separate buffers */ 123 V4L2_FIELD_INTERLACED_TB = 8, /* both fields interlaced, top field 124 first and the top field is 125 transmitted first */ 126 V4L2_FIELD_INTERLACED_BT = 9, /* both fields interlaced, top field 127 first and the bottom field is 128 transmitted first */ 129 }; 130 #define V4L2_FIELD_HAS_TOP(field) \ 131 ((field) == V4L2_FIELD_TOP ||\ 132 (field) == V4L2_FIELD_INTERLACED ||\ 133 (field) == V4L2_FIELD_INTERLACED_TB ||\ 134 (field) == V4L2_FIELD_INTERLACED_BT ||\ 135 (field) == V4L2_FIELD_SEQ_TB ||\ 136 (field) == V4L2_FIELD_SEQ_BT) 137 #define V4L2_FIELD_HAS_BOTTOM(field) \ 138 ((field) == V4L2_FIELD_BOTTOM ||\ 139 (field) == V4L2_FIELD_INTERLACED ||\ 140 (field) == V4L2_FIELD_INTERLACED_TB ||\ 141 (field) == V4L2_FIELD_INTERLACED_BT ||\ 142 (field) == V4L2_FIELD_SEQ_TB ||\ 143 (field) == V4L2_FIELD_SEQ_BT) 144 #define V4L2_FIELD_HAS_BOTH(field) \ 145 ((field) == V4L2_FIELD_INTERLACED ||\ 146 (field) == V4L2_FIELD_INTERLACED_TB ||\ 147 (field) == V4L2_FIELD_INTERLACED_BT ||\ 148 (field) == V4L2_FIELD_SEQ_TB ||\ 149 (field) == V4L2_FIELD_SEQ_BT) 150 151 enum v4l2_buf_type { 152 V4L2_BUF_TYPE_VIDEO_CAPTURE = 1, 153 V4L2_BUF_TYPE_VIDEO_OUTPUT = 2, 154 V4L2_BUF_TYPE_VIDEO_OVERLAY = 3, 155 V4L2_BUF_TYPE_VBI_CAPTURE = 4, 156 V4L2_BUF_TYPE_VBI_OUTPUT = 5, 157 V4L2_BUF_TYPE_SLICED_VBI_CAPTURE = 6, 158 V4L2_BUF_TYPE_SLICED_VBI_OUTPUT = 7, 159 #if 1 160 /* Experimental */ 161 V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY = 8, 162 #endif 163 V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE = 9, 164 V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE = 10, 165 /* Deprecated, do not use */ 166 V4L2_BUF_TYPE_PRIVATE = 0x80, 167 }; 168 169 #define V4L2_TYPE_IS_MULTIPLANAR(type) \ 170 ((type) == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE \ 171 || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) 172 173 #define V4L2_TYPE_IS_OUTPUT(type) \ 174 ((type) == V4L2_BUF_TYPE_VIDEO_OUTPUT \ 175 || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE \ 176 || (type) == V4L2_BUF_TYPE_VIDEO_OVERLAY \ 177 || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY \ 178 || (type) == V4L2_BUF_TYPE_VBI_OUTPUT \ 179 || (type) == V4L2_BUF_TYPE_SLICED_VBI_OUTPUT) 180 181 enum v4l2_tuner_type { 182 V4L2_TUNER_RADIO = 1, 183 V4L2_TUNER_ANALOG_TV = 2, 184 V4L2_TUNER_DIGITAL_TV = 3, 185 }; 186 187 enum v4l2_memory { 188 V4L2_MEMORY_MMAP = 1, 189 V4L2_MEMORY_USERPTR = 2, 190 V4L2_MEMORY_OVERLAY = 3, 191 }; 192 193 /* see also http://vektor.theorem.ca/graphics/ycbcr/ */ 194 enum v4l2_colorspace { 195 /* ITU-R 601 -- broadcast NTSC/PAL */ 196 V4L2_COLORSPACE_SMPTE170M = 1, 197 198 /* 1125-Line (US) HDTV */ 199 V4L2_COLORSPACE_SMPTE240M = 2, 200 201 /* HD and modern captures. */ 202 V4L2_COLORSPACE_REC709 = 3, 203 204 /* broken BT878 extents (601, luma range 16-253 instead of 16-235) */ 205 V4L2_COLORSPACE_BT878 = 4, 206 207 /* These should be useful. Assume 601 extents. */ 208 V4L2_COLORSPACE_470_SYSTEM_M = 5, 209 V4L2_COLORSPACE_470_SYSTEM_BG = 6, 210 211 /* I know there will be cameras that send this. So, this is 212 * unspecified chromaticities and full 0-255 on each of the 213 * Y'CbCr components 214 */ 215 V4L2_COLORSPACE_JPEG = 7, 216 217 /* For RGB colourspaces, this is probably a good start. */ 218 V4L2_COLORSPACE_SRGB = 8, 219 }; 220 221 enum v4l2_priority { 222 V4L2_PRIORITY_UNSET = 0, /* not initialized */ 223 V4L2_PRIORITY_BACKGROUND = 1, 224 V4L2_PRIORITY_INTERACTIVE = 2, 225 V4L2_PRIORITY_RECORD = 3, 226 V4L2_PRIORITY_DEFAULT = V4L2_PRIORITY_INTERACTIVE, 227 }; 228 229 struct v4l2_rect { 230 __s32 left; 231 __s32 top; 232 __s32 width; 233 __s32 height; 234 }; 235 236 struct v4l2_fract { 237 __u32 numerator; 238 __u32 denominator; 239 }; 240 241 /** 242 * struct v4l2_capability - Describes V4L2 device caps returned by VIDIOC_QUERYCAP 243 * 244 * @driver: name of the driver module (e.g. "bttv") 245 * @card: name of the card (e.g. "Hauppauge WinTV") 246 * @bus_info: name of the bus (e.g. "PCI:" + pci_name(pci_dev) ) 247 * @version: KERNEL_VERSION 248 * @capabilities: capabilities of the physical device as a whole 249 * @device_caps: capabilities accessed via this particular device (node) 250 * @reserved: reserved fields for future extensions 251 */ 252 struct v4l2_capability { 253 __u8 driver[16]; 254 __u8 card[32]; 255 __u8 bus_info[32]; 256 __u32 version; 257 __u32 capabilities; 258 __u32 device_caps; 259 __u32 reserved[3]; 260 }; 261 262 /* Values for 'capabilities' field */ 263 #define V4L2_CAP_VIDEO_CAPTURE 0x00000001 /* Is a video capture device */ 264 #define V4L2_CAP_VIDEO_OUTPUT 0x00000002 /* Is a video output device */ 265 #define V4L2_CAP_VIDEO_OVERLAY 0x00000004 /* Can do video overlay */ 266 #define V4L2_CAP_VBI_CAPTURE 0x00000010 /* Is a raw VBI capture device */ 267 #define V4L2_CAP_VBI_OUTPUT 0x00000020 /* Is a raw VBI output device */ 268 #define V4L2_CAP_SLICED_VBI_CAPTURE 0x00000040 /* Is a sliced VBI capture device */ 269 #define V4L2_CAP_SLICED_VBI_OUTPUT 0x00000080 /* Is a sliced VBI output device */ 270 #define V4L2_CAP_RDS_CAPTURE 0x00000100 /* RDS data capture */ 271 #define V4L2_CAP_VIDEO_OUTPUT_OVERLAY 0x00000200 /* Can do video output overlay */ 272 #define V4L2_CAP_HW_FREQ_SEEK 0x00000400 /* Can do hardware frequency seek */ 273 #define V4L2_CAP_RDS_OUTPUT 0x00000800 /* Is an RDS encoder */ 274 275 /* Is a video capture device that supports multiplanar formats */ 276 #define V4L2_CAP_VIDEO_CAPTURE_MPLANE 0x00001000 277 /* Is a video output device that supports multiplanar formats */ 278 #define V4L2_CAP_VIDEO_OUTPUT_MPLANE 0x00002000 279 /* Is a video mem-to-mem device that supports multiplanar formats */ 280 #define V4L2_CAP_VIDEO_M2M_MPLANE 0x00004000 281 /* Is a video mem-to-mem device */ 282 #define V4L2_CAP_VIDEO_M2M 0x00008000 283 284 #define V4L2_CAP_TUNER 0x00010000 /* has a tuner */ 285 #define V4L2_CAP_AUDIO 0x00020000 /* has audio support */ 286 #define V4L2_CAP_RADIO 0x00040000 /* is a radio device */ 287 #define V4L2_CAP_MODULATOR 0x00080000 /* has a modulator */ 288 289 #define V4L2_CAP_READWRITE 0x01000000 /* read/write systemcalls */ 290 #define V4L2_CAP_ASYNCIO 0x02000000 /* async I/O */ 291 #define V4L2_CAP_STREAMING 0x04000000 /* streaming I/O ioctls */ 292 293 #define V4L2_CAP_DEVICE_CAPS 0x80000000 /* sets device capabilities field */ 294 295 /* 296 * V I D E O I M A G E F O R M A T 297 */ 298 struct v4l2_pix_format { 299 __u32 width; 300 __u32 height; 301 __u32 pixelformat; 302 __u32 field; /* enum v4l2_field */ 303 __u32 bytesperline; /* for padding, zero if unused */ 304 __u32 sizeimage; 305 __u32 colorspace; /* enum v4l2_colorspace */ 306 __u32 priv; /* private data, depends on pixelformat */ 307 }; 308 309 /* Pixel format FOURCC depth Description */ 310 311 /* RGB formats */ 312 #define V4L2_PIX_FMT_RGB332 v4l2_fourcc('R', 'G', 'B', '1') /* 8 RGB-3-3-2 */ 313 #define V4L2_PIX_FMT_RGB444 v4l2_fourcc('R', '4', '4', '4') /* 16 xxxxrrrr ggggbbbb */ 314 #define V4L2_PIX_FMT_RGB555 v4l2_fourcc('R', 'G', 'B', 'O') /* 16 RGB-5-5-5 */ 315 #define V4L2_PIX_FMT_RGB565 v4l2_fourcc('R', 'G', 'B', 'P') /* 16 RGB-5-6-5 */ 316 #define V4L2_PIX_FMT_RGB555X v4l2_fourcc('R', 'G', 'B', 'Q') /* 16 RGB-5-5-5 BE */ 317 #define V4L2_PIX_FMT_RGB565X v4l2_fourcc('R', 'G', 'B', 'R') /* 16 RGB-5-6-5 BE */ 318 #define V4L2_PIX_FMT_BGR666 v4l2_fourcc('B', 'G', 'R', 'H') /* 18 BGR-6-6-6 */ 319 #define V4L2_PIX_FMT_BGR24 v4l2_fourcc('B', 'G', 'R', '3') /* 24 BGR-8-8-8 */ 320 #define V4L2_PIX_FMT_RGB24 v4l2_fourcc('R', 'G', 'B', '3') /* 24 RGB-8-8-8 */ 321 #define V4L2_PIX_FMT_BGR32 v4l2_fourcc('B', 'G', 'R', '4') /* 32 BGR-8-8-8-8 */ 322 #define V4L2_PIX_FMT_RGB32 v4l2_fourcc('R', 'G', 'B', '4') /* 32 RGB-8-8-8-8 */ 323 324 /* Grey formats */ 325 #define V4L2_PIX_FMT_GREY v4l2_fourcc('G', 'R', 'E', 'Y') /* 8 Greyscale */ 326 #define V4L2_PIX_FMT_Y4 v4l2_fourcc('Y', '0', '4', ' ') /* 4 Greyscale */ 327 #define V4L2_PIX_FMT_Y6 v4l2_fourcc('Y', '0', '6', ' ') /* 6 Greyscale */ 328 #define V4L2_PIX_FMT_Y10 v4l2_fourcc('Y', '1', '0', ' ') /* 10 Greyscale */ 329 #define V4L2_PIX_FMT_Y12 v4l2_fourcc('Y', '1', '2', ' ') /* 12 Greyscale */ 330 #define V4L2_PIX_FMT_Y16 v4l2_fourcc('Y', '1', '6', ' ') /* 16 Greyscale */ 331 332 /* Grey bit-packed formats */ 333 #define V4L2_PIX_FMT_Y10BPACK v4l2_fourcc('Y', '1', '0', 'B') /* 10 Greyscale bit-packed */ 334 335 /* Palette formats */ 336 #define V4L2_PIX_FMT_PAL8 v4l2_fourcc('P', 'A', 'L', '8') /* 8 8-bit palette */ 337 338 /* Luminance+Chrominance formats */ 339 #define V4L2_PIX_FMT_YVU410 v4l2_fourcc('Y', 'V', 'U', '9') /* 9 YVU 4:1:0 */ 340 #define V4L2_PIX_FMT_YVU420 v4l2_fourcc('Y', 'V', '1', '2') /* 12 YVU 4:2:0 */ 341 #define V4L2_PIX_FMT_YUYV v4l2_fourcc('Y', 'U', 'Y', 'V') /* 16 YUV 4:2:2 */ 342 #define V4L2_PIX_FMT_YYUV v4l2_fourcc('Y', 'Y', 'U', 'V') /* 16 YUV 4:2:2 */ 343 #define V4L2_PIX_FMT_YVYU v4l2_fourcc('Y', 'V', 'Y', 'U') /* 16 YVU 4:2:2 */ 344 #define V4L2_PIX_FMT_UYVY v4l2_fourcc('U', 'Y', 'V', 'Y') /* 16 YUV 4:2:2 */ 345 #define V4L2_PIX_FMT_VYUY v4l2_fourcc('V', 'Y', 'U', 'Y') /* 16 YUV 4:2:2 */ 346 #define V4L2_PIX_FMT_YUV422P v4l2_fourcc('4', '2', '2', 'P') /* 16 YVU422 planar */ 347 #define V4L2_PIX_FMT_YUV411P v4l2_fourcc('4', '1', '1', 'P') /* 16 YVU411 planar */ 348 #define V4L2_PIX_FMT_Y41P v4l2_fourcc('Y', '4', '1', 'P') /* 12 YUV 4:1:1 */ 349 #define V4L2_PIX_FMT_YUV444 v4l2_fourcc('Y', '4', '4', '4') /* 16 xxxxyyyy uuuuvvvv */ 350 #define V4L2_PIX_FMT_YUV555 v4l2_fourcc('Y', 'U', 'V', 'O') /* 16 YUV-5-5-5 */ 351 #define V4L2_PIX_FMT_YUV565 v4l2_fourcc('Y', 'U', 'V', 'P') /* 16 YUV-5-6-5 */ 352 #define V4L2_PIX_FMT_YUV32 v4l2_fourcc('Y', 'U', 'V', '4') /* 32 YUV-8-8-8-8 */ 353 #define V4L2_PIX_FMT_YUV410 v4l2_fourcc('Y', 'U', 'V', '9') /* 9 YUV 4:1:0 */ 354 #define V4L2_PIX_FMT_YUV420 v4l2_fourcc('Y', 'U', '1', '2') /* 12 YUV 4:2:0 */ 355 #define V4L2_PIX_FMT_HI240 v4l2_fourcc('H', 'I', '2', '4') /* 8 8-bit color */ 356 #define V4L2_PIX_FMT_HM12 v4l2_fourcc('H', 'M', '1', '2') /* 8 YUV 4:2:0 16x16 macroblocks */ 357 #define V4L2_PIX_FMT_M420 v4l2_fourcc('M', '4', '2', '0') /* 12 YUV 4:2:0 2 lines y, 1 line uv interleaved */ 358 359 /* two planes -- one Y, one Cr + Cb interleaved */ 360 #define V4L2_PIX_FMT_NV12 v4l2_fourcc('N', 'V', '1', '2') /* 12 Y/CbCr 4:2:0 */ 361 #define V4L2_PIX_FMT_NV21 v4l2_fourcc('N', 'V', '2', '1') /* 12 Y/CrCb 4:2:0 */ 362 #define V4L2_PIX_FMT_NV16 v4l2_fourcc('N', 'V', '1', '6') /* 16 Y/CbCr 4:2:2 */ 363 #define V4L2_PIX_FMT_NV61 v4l2_fourcc('N', 'V', '6', '1') /* 16 Y/CrCb 4:2:2 */ 364 #define V4L2_PIX_FMT_NV24 v4l2_fourcc('N', 'V', '2', '4') /* 24 Y/CbCr 4:4:4 */ 365 #define V4L2_PIX_FMT_NV42 v4l2_fourcc('N', 'V', '4', '2') /* 24 Y/CrCb 4:4:4 */ 366 367 /* two non contiguous planes - one Y, one Cr + Cb interleaved */ 368 #define V4L2_PIX_FMT_NV12M v4l2_fourcc('N', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 */ 369 #define V4L2_PIX_FMT_NV12MT v4l2_fourcc('T', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 64x32 macroblocks */ 370 371 /* three non contiguous planes - Y, Cb, Cr */ 372 #define V4L2_PIX_FMT_YUV420M v4l2_fourcc('Y', 'M', '1', '2') /* 12 YUV420 planar */ 373 #define V4L2_PIX_FMT_YVU420M v4l2_fourcc('Y', 'M', '2', '1') /* 12 YVU420 planar */ 374 375 /* Bayer formats - see http://www.siliconimaging.com/RGB%20Bayer.htm */ 376 #define V4L2_PIX_FMT_SBGGR8 v4l2_fourcc('B', 'A', '8', '1') /* 8 BGBG.. GRGR.. */ 377 #define V4L2_PIX_FMT_SGBRG8 v4l2_fourcc('G', 'B', 'R', 'G') /* 8 GBGB.. RGRG.. */ 378 #define V4L2_PIX_FMT_SGRBG8 v4l2_fourcc('G', 'R', 'B', 'G') /* 8 GRGR.. BGBG.. */ 379 #define V4L2_PIX_FMT_SRGGB8 v4l2_fourcc('R', 'G', 'G', 'B') /* 8 RGRG.. GBGB.. */ 380 #define V4L2_PIX_FMT_SBGGR10 v4l2_fourcc('B', 'G', '1', '0') /* 10 BGBG.. GRGR.. */ 381 #define V4L2_PIX_FMT_SGBRG10 v4l2_fourcc('G', 'B', '1', '0') /* 10 GBGB.. RGRG.. */ 382 #define V4L2_PIX_FMT_SGRBG10 v4l2_fourcc('B', 'A', '1', '0') /* 10 GRGR.. BGBG.. */ 383 #define V4L2_PIX_FMT_SRGGB10 v4l2_fourcc('R', 'G', '1', '0') /* 10 RGRG.. GBGB.. */ 384 #define V4L2_PIX_FMT_SBGGR12 v4l2_fourcc('B', 'G', '1', '2') /* 12 BGBG.. GRGR.. */ 385 #define V4L2_PIX_FMT_SGBRG12 v4l2_fourcc('G', 'B', '1', '2') /* 12 GBGB.. RGRG.. */ 386 #define V4L2_PIX_FMT_SGRBG12 v4l2_fourcc('B', 'A', '1', '2') /* 12 GRGR.. BGBG.. */ 387 #define V4L2_PIX_FMT_SRGGB12 v4l2_fourcc('R', 'G', '1', '2') /* 12 RGRG.. GBGB.. */ 388 /* 10bit raw bayer DPCM compressed to 8 bits */ 389 #define V4L2_PIX_FMT_SBGGR10DPCM8 v4l2_fourcc('b', 'B', 'A', '8') 390 #define V4L2_PIX_FMT_SGBRG10DPCM8 v4l2_fourcc('b', 'G', 'A', '8') 391 #define V4L2_PIX_FMT_SGRBG10DPCM8 v4l2_fourcc('B', 'D', '1', '0') 392 #define V4L2_PIX_FMT_SRGGB10DPCM8 v4l2_fourcc('b', 'R', 'A', '8') 393 /* 394 * 10bit raw bayer, expanded to 16 bits 395 * xxxxrrrrrrrrrrxxxxgggggggggg xxxxggggggggggxxxxbbbbbbbbbb... 396 */ 397 #define V4L2_PIX_FMT_SBGGR16 v4l2_fourcc('B', 'Y', 'R', '2') /* 16 BGBG.. GRGR.. */ 398 399 /* compressed formats */ 400 #define V4L2_PIX_FMT_MJPEG v4l2_fourcc('M', 'J', 'P', 'G') /* Motion-JPEG */ 401 #define V4L2_PIX_FMT_JPEG v4l2_fourcc('J', 'P', 'E', 'G') /* JFIF JPEG */ 402 #define V4L2_PIX_FMT_DV v4l2_fourcc('d', 'v', 's', 'd') /* 1394 */ 403 #define V4L2_PIX_FMT_MPEG v4l2_fourcc('M', 'P', 'E', 'G') /* MPEG-1/2/4 Multiplexed */ 404 #define V4L2_PIX_FMT_H264 v4l2_fourcc('H', '2', '6', '4') /* H264 with start codes */ 405 #define V4L2_PIX_FMT_H264_NO_SC v4l2_fourcc('A', 'V', 'C', '1') /* H264 without start codes */ 406 #define V4L2_PIX_FMT_H263 v4l2_fourcc('H', '2', '6', '3') /* H263 */ 407 #define V4L2_PIX_FMT_MPEG1 v4l2_fourcc('M', 'P', 'G', '1') /* MPEG-1 ES */ 408 #define V4L2_PIX_FMT_MPEG2 v4l2_fourcc('M', 'P', 'G', '2') /* MPEG-2 ES */ 409 #define V4L2_PIX_FMT_MPEG4 v4l2_fourcc('M', 'P', 'G', '4') /* MPEG-4 ES */ 410 #define V4L2_PIX_FMT_XVID v4l2_fourcc('X', 'V', 'I', 'D') /* Xvid */ 411 #define V4L2_PIX_FMT_VC1_ANNEX_G v4l2_fourcc('V', 'C', '1', 'G') /* SMPTE 421M Annex G compliant stream */ 412 #define V4L2_PIX_FMT_VC1_ANNEX_L v4l2_fourcc('V', 'C', '1', 'L') /* SMPTE 421M Annex L compliant stream */ 413 414 /* Vendor-specific formats */ 415 #define V4L2_PIX_FMT_CPIA1 v4l2_fourcc('C', 'P', 'I', 'A') /* cpia1 YUV */ 416 #define V4L2_PIX_FMT_WNVA v4l2_fourcc('W', 'N', 'V', 'A') /* Winnov hw compress */ 417 #define V4L2_PIX_FMT_SN9C10X v4l2_fourcc('S', '9', '1', '0') /* SN9C10x compression */ 418 #define V4L2_PIX_FMT_SN9C20X_I420 v4l2_fourcc('S', '9', '2', '0') /* SN9C20x YUV 4:2:0 */ 419 #define V4L2_PIX_FMT_PWC1 v4l2_fourcc('P', 'W', 'C', '1') /* pwc older webcam */ 420 #define V4L2_PIX_FMT_PWC2 v4l2_fourcc('P', 'W', 'C', '2') /* pwc newer webcam */ 421 #define V4L2_PIX_FMT_ET61X251 v4l2_fourcc('E', '6', '2', '5') /* ET61X251 compression */ 422 #define V4L2_PIX_FMT_SPCA501 v4l2_fourcc('S', '5', '0', '1') /* YUYV per line */ 423 #define V4L2_PIX_FMT_SPCA505 v4l2_fourcc('S', '5', '0', '5') /* YYUV per line */ 424 #define V4L2_PIX_FMT_SPCA508 v4l2_fourcc('S', '5', '0', '8') /* YUVY per line */ 425 #define V4L2_PIX_FMT_SPCA561 v4l2_fourcc('S', '5', '6', '1') /* compressed GBRG bayer */ 426 #define V4L2_PIX_FMT_PAC207 v4l2_fourcc('P', '2', '0', '7') /* compressed BGGR bayer */ 427 #define V4L2_PIX_FMT_MR97310A v4l2_fourcc('M', '3', '1', '0') /* compressed BGGR bayer */ 428 #define V4L2_PIX_FMT_JL2005BCD v4l2_fourcc('J', 'L', '2', '0') /* compressed RGGB bayer */ 429 #define V4L2_PIX_FMT_SN9C2028 v4l2_fourcc('S', 'O', 'N', 'X') /* compressed GBRG bayer */ 430 #define V4L2_PIX_FMT_SQ905C v4l2_fourcc('9', '0', '5', 'C') /* compressed RGGB bayer */ 431 #define V4L2_PIX_FMT_PJPG v4l2_fourcc('P', 'J', 'P', 'G') /* Pixart 73xx JPEG */ 432 #define V4L2_PIX_FMT_OV511 v4l2_fourcc('O', '5', '1', '1') /* ov511 JPEG */ 433 #define V4L2_PIX_FMT_OV518 v4l2_fourcc('O', '5', '1', '8') /* ov518 JPEG */ 434 #define V4L2_PIX_FMT_STV0680 v4l2_fourcc('S', '6', '8', '0') /* stv0680 bayer */ 435 #define V4L2_PIX_FMT_TM6000 v4l2_fourcc('T', 'M', '6', '0') /* tm5600/tm60x0 */ 436 #define V4L2_PIX_FMT_CIT_YYVYUY v4l2_fourcc('C', 'I', 'T', 'V') /* one line of Y then 1 line of VYUY */ 437 #define V4L2_PIX_FMT_KONICA420 v4l2_fourcc('K', 'O', 'N', 'I') /* YUV420 planar in blocks of 256 pixels */ 438 #define V4L2_PIX_FMT_JPGL v4l2_fourcc('J', 'P', 'G', 'L') /* JPEG-Lite */ 439 #define V4L2_PIX_FMT_SE401 v4l2_fourcc('S', '4', '0', '1') /* se401 janggu compressed rgb */ 440 441 /* 442 * F O R M A T E N U M E R A T I O N 443 */ 444 struct v4l2_fmtdesc { 445 __u32 index; /* Format number */ 446 __u32 type; /* enum v4l2_buf_type */ 447 __u32 flags; 448 __u8 description[32]; /* Description string */ 449 __u32 pixelformat; /* Format fourcc */ 450 __u32 reserved[4]; 451 }; 452 453 #define V4L2_FMT_FLAG_COMPRESSED 0x0001 454 #define V4L2_FMT_FLAG_EMULATED 0x0002 455 456 #if 1 457 /* Experimental Frame Size and frame rate enumeration */ 458 /* 459 * F R A M E S I Z E E N U M E R A T I O N 460 */ 461 enum v4l2_frmsizetypes { 462 V4L2_FRMSIZE_TYPE_DISCRETE = 1, 463 V4L2_FRMSIZE_TYPE_CONTINUOUS = 2, 464 V4L2_FRMSIZE_TYPE_STEPWISE = 3, 465 }; 466 467 struct v4l2_frmsize_discrete { 468 __u32 width; /* Frame width [pixel] */ 469 __u32 height; /* Frame height [pixel] */ 470 }; 471 472 struct v4l2_frmsize_stepwise { 473 __u32 min_width; /* Minimum frame width [pixel] */ 474 __u32 max_width; /* Maximum frame width [pixel] */ 475 __u32 step_width; /* Frame width step size [pixel] */ 476 __u32 min_height; /* Minimum frame height [pixel] */ 477 __u32 max_height; /* Maximum frame height [pixel] */ 478 __u32 step_height; /* Frame height step size [pixel] */ 479 }; 480 481 struct v4l2_frmsizeenum { 482 __u32 index; /* Frame size number */ 483 __u32 pixel_format; /* Pixel format */ 484 __u32 type; /* Frame size type the device supports. */ 485 486 union { /* Frame size */ 487 struct v4l2_frmsize_discrete discrete; 488 struct v4l2_frmsize_stepwise stepwise; 489 }; 490 491 __u32 reserved[2]; /* Reserved space for future use */ 492 }; 493 494 /* 495 * F R A M E R A T E E N U M E R A T I O N 496 */ 497 enum v4l2_frmivaltypes { 498 V4L2_FRMIVAL_TYPE_DISCRETE = 1, 499 V4L2_FRMIVAL_TYPE_CONTINUOUS = 2, 500 V4L2_FRMIVAL_TYPE_STEPWISE = 3, 501 }; 502 503 struct v4l2_frmival_stepwise { 504 struct v4l2_fract min; /* Minimum frame interval [s] */ 505 struct v4l2_fract max; /* Maximum frame interval [s] */ 506 struct v4l2_fract step; /* Frame interval step size [s] */ 507 }; 508 509 struct v4l2_frmivalenum { 510 __u32 index; /* Frame format index */ 511 __u32 pixel_format; /* Pixel format */ 512 __u32 width; /* Frame width */ 513 __u32 height; /* Frame height */ 514 __u32 type; /* Frame interval type the device supports. */ 515 516 union { /* Frame interval */ 517 struct v4l2_fract discrete; 518 struct v4l2_frmival_stepwise stepwise; 519 }; 520 521 __u32 reserved[2]; /* Reserved space for future use */ 522 }; 523 #endif 524 525 /* 526 * T I M E C O D E 527 */ 528 struct v4l2_timecode { 529 __u32 type; 530 __u32 flags; 531 __u8 frames; 532 __u8 seconds; 533 __u8 minutes; 534 __u8 hours; 535 __u8 userbits[4]; 536 }; 537 538 /* Type */ 539 #define V4L2_TC_TYPE_24FPS 1 540 #define V4L2_TC_TYPE_25FPS 2 541 #define V4L2_TC_TYPE_30FPS 3 542 #define V4L2_TC_TYPE_50FPS 4 543 #define V4L2_TC_TYPE_60FPS 5 544 545 /* Flags */ 546 #define V4L2_TC_FLAG_DROPFRAME 0x0001 /* "drop-frame" mode */ 547 #define V4L2_TC_FLAG_COLORFRAME 0x0002 548 #define V4L2_TC_USERBITS_field 0x000C 549 #define V4L2_TC_USERBITS_USERDEFINED 0x0000 550 #define V4L2_TC_USERBITS_8BITCHARS 0x0008 551 /* The above is based on SMPTE timecodes */ 552 553 struct v4l2_jpegcompression { 554 int quality; 555 556 int APPn; /* Number of APP segment to be written, 557 * must be 0..15 */ 558 int APP_len; /* Length of data in JPEG APPn segment */ 559 char APP_data[60]; /* Data in the JPEG APPn segment. */ 560 561 int COM_len; /* Length of data in JPEG COM segment */ 562 char COM_data[60]; /* Data in JPEG COM segment */ 563 564 __u32 jpeg_markers; /* Which markers should go into the JPEG 565 * output. Unless you exactly know what 566 * you do, leave them untouched. 567 * Inluding less markers will make the 568 * resulting code smaller, but there will 569 * be fewer applications which can read it. 570 * The presence of the APP and COM marker 571 * is influenced by APP_len and COM_len 572 * ONLY, not by this property! */ 573 574 #define V4L2_JPEG_MARKER_DHT (1<<3) /* Define Huffman Tables */ 575 #define V4L2_JPEG_MARKER_DQT (1<<4) /* Define Quantization Tables */ 576 #define V4L2_JPEG_MARKER_DRI (1<<5) /* Define Restart Interval */ 577 #define V4L2_JPEG_MARKER_COM (1<<6) /* Comment segment */ 578 #define V4L2_JPEG_MARKER_APP (1<<7) /* App segment, driver will 579 * allways use APP0 */ 580 }; 581 582 /* 583 * M E M O R Y - M A P P I N G B U F F E R S 584 */ 585 struct v4l2_requestbuffers { 586 __u32 count; 587 __u32 type; /* enum v4l2_buf_type */ 588 __u32 memory; /* enum v4l2_memory */ 589 __u32 reserved[2]; 590 }; 591 592 /** 593 * struct v4l2_plane - plane info for multi-planar buffers 594 * @bytesused: number of bytes occupied by data in the plane (payload) 595 * @length: size of this plane (NOT the payload) in bytes 596 * @mem_offset: when memory in the associated struct v4l2_buffer is 597 * V4L2_MEMORY_MMAP, equals the offset from the start of 598 * the device memory for this plane (or is a "cookie" that 599 * should be passed to mmap() called on the video node) 600 * @userptr: when memory is V4L2_MEMORY_USERPTR, a userspace pointer 601 * pointing to this plane 602 * @data_offset: offset in the plane to the start of data; usually 0, 603 * unless there is a header in front of the data 604 * 605 * Multi-planar buffers consist of one or more planes, e.g. an YCbCr buffer 606 * with two planes can have one plane for Y, and another for interleaved CbCr 607 * components. Each plane can reside in a separate memory buffer, or even in 608 * a completely separate memory node (e.g. in embedded devices). 609 */ 610 struct v4l2_plane { 611 __u32 bytesused; 612 __u32 length; 613 union { 614 __u32 mem_offset; 615 unsigned long userptr; 616 } m; 617 __u32 data_offset; 618 __u32 reserved[11]; 619 }; 620 621 /** 622 * struct v4l2_buffer - video buffer info 623 * @index: id number of the buffer 624 * @type: enum v4l2_buf_type; buffer type (type == *_MPLANE for 625 * multiplanar buffers); 626 * @bytesused: number of bytes occupied by data in the buffer (payload); 627 * unused (set to 0) for multiplanar buffers 628 * @flags: buffer informational flags 629 * @field: enum v4l2_field; field order of the image in the buffer 630 * @timestamp: frame timestamp 631 * @timecode: frame timecode 632 * @sequence: sequence count of this frame 633 * @memory: enum v4l2_memory; the method, in which the actual video data is 634 * passed 635 * @offset: for non-multiplanar buffers with memory == V4L2_MEMORY_MMAP; 636 * offset from the start of the device memory for this plane, 637 * (or a "cookie" that should be passed to mmap() as offset) 638 * @userptr: for non-multiplanar buffers with memory == V4L2_MEMORY_USERPTR; 639 * a userspace pointer pointing to this buffer 640 * @planes: for multiplanar buffers; userspace pointer to the array of plane 641 * info structs for this buffer 642 * @length: size in bytes of the buffer (NOT its payload) for single-plane 643 * buffers (when type != *_MPLANE); number of elements in the 644 * planes array for multi-plane buffers 645 * @input: input number from which the video data has has been captured 646 * 647 * Contains data exchanged by application and driver using one of the Streaming 648 * I/O methods. 649 */ 650 struct v4l2_buffer { 651 __u32 index; 652 __u32 type; 653 __u32 bytesused; 654 __u32 flags; 655 __u32 field; 656 struct timeval timestamp; 657 struct v4l2_timecode timecode; 658 __u32 sequence; 659 660 /* memory location */ 661 __u32 memory; 662 union { 663 __u32 offset; 664 unsigned long userptr; 665 struct v4l2_plane *planes; 666 } m; 667 __u32 length; 668 __u32 reserved2; 669 __u32 reserved; 670 }; 671 672 /* Flags for 'flags' field */ 673 #define V4L2_BUF_FLAG_MAPPED 0x0001 /* Buffer is mapped (flag) */ 674 #define V4L2_BUF_FLAG_QUEUED 0x0002 /* Buffer is queued for processing */ 675 #define V4L2_BUF_FLAG_DONE 0x0004 /* Buffer is ready */ 676 #define V4L2_BUF_FLAG_KEYFRAME 0x0008 /* Image is a keyframe (I-frame) */ 677 #define V4L2_BUF_FLAG_PFRAME 0x0010 /* Image is a P-frame */ 678 #define V4L2_BUF_FLAG_BFRAME 0x0020 /* Image is a B-frame */ 679 /* Buffer is ready, but the data contained within is corrupted. */ 680 #define V4L2_BUF_FLAG_ERROR 0x0040 681 #define V4L2_BUF_FLAG_TIMECODE 0x0100 /* timecode field is valid */ 682 #define V4L2_BUF_FLAG_PREPARED 0x0400 /* Buffer is prepared for queuing */ 683 /* Cache handling flags */ 684 #define V4L2_BUF_FLAG_NO_CACHE_INVALIDATE 0x0800 685 #define V4L2_BUF_FLAG_NO_CACHE_CLEAN 0x1000 686 687 /* 688 * O V E R L A Y P R E V I E W 689 */ 690 struct v4l2_framebuffer { 691 __u32 capability; 692 __u32 flags; 693 /* FIXME: in theory we should pass something like PCI device + memory 694 * region + offset instead of some physical address */ 695 void *base; 696 struct v4l2_pix_format fmt; 697 }; 698 /* Flags for the 'capability' field. Read only */ 699 #define V4L2_FBUF_CAP_EXTERNOVERLAY 0x0001 700 #define V4L2_FBUF_CAP_CHROMAKEY 0x0002 701 #define V4L2_FBUF_CAP_LIST_CLIPPING 0x0004 702 #define V4L2_FBUF_CAP_BITMAP_CLIPPING 0x0008 703 #define V4L2_FBUF_CAP_LOCAL_ALPHA 0x0010 704 #define V4L2_FBUF_CAP_GLOBAL_ALPHA 0x0020 705 #define V4L2_FBUF_CAP_LOCAL_INV_ALPHA 0x0040 706 #define V4L2_FBUF_CAP_SRC_CHROMAKEY 0x0080 707 /* Flags for the 'flags' field. */ 708 #define V4L2_FBUF_FLAG_PRIMARY 0x0001 709 #define V4L2_FBUF_FLAG_OVERLAY 0x0002 710 #define V4L2_FBUF_FLAG_CHROMAKEY 0x0004 711 #define V4L2_FBUF_FLAG_LOCAL_ALPHA 0x0008 712 #define V4L2_FBUF_FLAG_GLOBAL_ALPHA 0x0010 713 #define V4L2_FBUF_FLAG_LOCAL_INV_ALPHA 0x0020 714 #define V4L2_FBUF_FLAG_SRC_CHROMAKEY 0x0040 715 716 struct v4l2_clip { 717 struct v4l2_rect c; 718 struct v4l2_clip __user *next; 719 }; 720 721 struct v4l2_window { 722 struct v4l2_rect w; 723 __u32 field; /* enum v4l2_field */ 724 __u32 chromakey; 725 struct v4l2_clip __user *clips; 726 __u32 clipcount; 727 void __user *bitmap; 728 __u8 global_alpha; 729 }; 730 731 /* 732 * C A P T U R E P A R A M E T E R S 733 */ 734 struct v4l2_captureparm { 735 __u32 capability; /* Supported modes */ 736 __u32 capturemode; /* Current mode */ 737 struct v4l2_fract timeperframe; /* Time per frame in .1us units */ 738 __u32 extendedmode; /* Driver-specific extensions */ 739 __u32 readbuffers; /* # of buffers for read */ 740 __u32 reserved[4]; 741 }; 742 743 /* Flags for 'capability' and 'capturemode' fields */ 744 #define V4L2_MODE_HIGHQUALITY 0x0001 /* High quality imaging mode */ 745 #define V4L2_CAP_TIMEPERFRAME 0x1000 /* timeperframe field is supported */ 746 747 struct v4l2_outputparm { 748 __u32 capability; /* Supported modes */ 749 __u32 outputmode; /* Current mode */ 750 struct v4l2_fract timeperframe; /* Time per frame in seconds */ 751 __u32 extendedmode; /* Driver-specific extensions */ 752 __u32 writebuffers; /* # of buffers for write */ 753 __u32 reserved[4]; 754 }; 755 756 /* 757 * I N P U T I M A G E C R O P P I N G 758 */ 759 struct v4l2_cropcap { 760 __u32 type; /* enum v4l2_buf_type */ 761 struct v4l2_rect bounds; 762 struct v4l2_rect defrect; 763 struct v4l2_fract pixelaspect; 764 }; 765 766 struct v4l2_crop { 767 __u32 type; /* enum v4l2_buf_type */ 768 struct v4l2_rect c; 769 }; 770 771 /** 772 * struct v4l2_selection - selection info 773 * @type: buffer type (do not use *_MPLANE types) 774 * @target: Selection target, used to choose one of possible rectangles; 775 * defined in v4l2-common.h; V4L2_SEL_TGT_* . 776 * @flags: constraints flags, defined in v4l2-common.h; V4L2_SEL_FLAG_*. 777 * @r: coordinates of selection window 778 * @reserved: for future use, rounds structure size to 64 bytes, set to zero 779 * 780 * Hardware may use multiple helper windows to process a video stream. 781 * The structure is used to exchange this selection areas between 782 * an application and a driver. 783 */ 784 struct v4l2_selection { 785 __u32 type; 786 __u32 target; 787 __u32 flags; 788 struct v4l2_rect r; 789 __u32 reserved[9]; 790 }; 791 792 793 /* 794 * A N A L O G V I D E O S T A N D A R D 795 */ 796 797 typedef __u64 v4l2_std_id; 798 799 /* one bit for each */ 800 #define V4L2_STD_PAL_B ((v4l2_std_id)0x00000001) 801 #define V4L2_STD_PAL_B1 ((v4l2_std_id)0x00000002) 802 #define V4L2_STD_PAL_G ((v4l2_std_id)0x00000004) 803 #define V4L2_STD_PAL_H ((v4l2_std_id)0x00000008) 804 #define V4L2_STD_PAL_I ((v4l2_std_id)0x00000010) 805 #define V4L2_STD_PAL_D ((v4l2_std_id)0x00000020) 806 #define V4L2_STD_PAL_D1 ((v4l2_std_id)0x00000040) 807 #define V4L2_STD_PAL_K ((v4l2_std_id)0x00000080) 808 809 #define V4L2_STD_PAL_M ((v4l2_std_id)0x00000100) 810 #define V4L2_STD_PAL_N ((v4l2_std_id)0x00000200) 811 #define V4L2_STD_PAL_Nc ((v4l2_std_id)0x00000400) 812 #define V4L2_STD_PAL_60 ((v4l2_std_id)0x00000800) 813 814 #define V4L2_STD_NTSC_M ((v4l2_std_id)0x00001000) /* BTSC */ 815 #define V4L2_STD_NTSC_M_JP ((v4l2_std_id)0x00002000) /* EIA-J */ 816 #define V4L2_STD_NTSC_443 ((v4l2_std_id)0x00004000) 817 #define V4L2_STD_NTSC_M_KR ((v4l2_std_id)0x00008000) /* FM A2 */ 818 819 #define V4L2_STD_SECAM_B ((v4l2_std_id)0x00010000) 820 #define V4L2_STD_SECAM_D ((v4l2_std_id)0x00020000) 821 #define V4L2_STD_SECAM_G ((v4l2_std_id)0x00040000) 822 #define V4L2_STD_SECAM_H ((v4l2_std_id)0x00080000) 823 #define V4L2_STD_SECAM_K ((v4l2_std_id)0x00100000) 824 #define V4L2_STD_SECAM_K1 ((v4l2_std_id)0x00200000) 825 #define V4L2_STD_SECAM_L ((v4l2_std_id)0x00400000) 826 #define V4L2_STD_SECAM_LC ((v4l2_std_id)0x00800000) 827 828 /* ATSC/HDTV */ 829 #define V4L2_STD_ATSC_8_VSB ((v4l2_std_id)0x01000000) 830 #define V4L2_STD_ATSC_16_VSB ((v4l2_std_id)0x02000000) 831 832 /* FIXME: 833 Although std_id is 64 bits, there is an issue on PPC32 architecture that 834 makes switch(__u64) to break. So, there's a hack on v4l2-common.c rounding 835 this value to 32 bits. 836 As, currently, the max value is for V4L2_STD_ATSC_16_VSB (30 bits wide), 837 it should work fine. However, if needed to add more than two standards, 838 v4l2-common.c should be fixed. 839 */ 840 841 /* 842 * Some macros to merge video standards in order to make live easier for the 843 * drivers and V4L2 applications 844 */ 845 846 /* 847 * "Common" NTSC/M - It should be noticed that V4L2_STD_NTSC_443 is 848 * Missing here. 849 */ 850 #define V4L2_STD_NTSC (V4L2_STD_NTSC_M |\ 851 V4L2_STD_NTSC_M_JP |\ 852 V4L2_STD_NTSC_M_KR) 853 /* Secam macros */ 854 #define V4L2_STD_SECAM_DK (V4L2_STD_SECAM_D |\ 855 V4L2_STD_SECAM_K |\ 856 V4L2_STD_SECAM_K1) 857 /* All Secam Standards */ 858 #define V4L2_STD_SECAM (V4L2_STD_SECAM_B |\ 859 V4L2_STD_SECAM_G |\ 860 V4L2_STD_SECAM_H |\ 861 V4L2_STD_SECAM_DK |\ 862 V4L2_STD_SECAM_L |\ 863 V4L2_STD_SECAM_LC) 864 /* PAL macros */ 865 #define V4L2_STD_PAL_BG (V4L2_STD_PAL_B |\ 866 V4L2_STD_PAL_B1 |\ 867 V4L2_STD_PAL_G) 868 #define V4L2_STD_PAL_DK (V4L2_STD_PAL_D |\ 869 V4L2_STD_PAL_D1 |\ 870 V4L2_STD_PAL_K) 871 /* 872 * "Common" PAL - This macro is there to be compatible with the old 873 * V4L1 concept of "PAL": /BGDKHI. 874 * Several PAL standards are mising here: /M, /N and /Nc 875 */ 876 #define V4L2_STD_PAL (V4L2_STD_PAL_BG |\ 877 V4L2_STD_PAL_DK |\ 878 V4L2_STD_PAL_H |\ 879 V4L2_STD_PAL_I) 880 /* Chroma "agnostic" standards */ 881 #define V4L2_STD_B (V4L2_STD_PAL_B |\ 882 V4L2_STD_PAL_B1 |\ 883 V4L2_STD_SECAM_B) 884 #define V4L2_STD_G (V4L2_STD_PAL_G |\ 885 V4L2_STD_SECAM_G) 886 #define V4L2_STD_H (V4L2_STD_PAL_H |\ 887 V4L2_STD_SECAM_H) 888 #define V4L2_STD_L (V4L2_STD_SECAM_L |\ 889 V4L2_STD_SECAM_LC) 890 #define V4L2_STD_GH (V4L2_STD_G |\ 891 V4L2_STD_H) 892 #define V4L2_STD_DK (V4L2_STD_PAL_DK |\ 893 V4L2_STD_SECAM_DK) 894 #define V4L2_STD_BG (V4L2_STD_B |\ 895 V4L2_STD_G) 896 #define V4L2_STD_MN (V4L2_STD_PAL_M |\ 897 V4L2_STD_PAL_N |\ 898 V4L2_STD_PAL_Nc |\ 899 V4L2_STD_NTSC) 900 901 /* Standards where MTS/BTSC stereo could be found */ 902 #define V4L2_STD_MTS (V4L2_STD_NTSC_M |\ 903 V4L2_STD_PAL_M |\ 904 V4L2_STD_PAL_N |\ 905 V4L2_STD_PAL_Nc) 906 907 /* Standards for Countries with 60Hz Line frequency */ 908 #define V4L2_STD_525_60 (V4L2_STD_PAL_M |\ 909 V4L2_STD_PAL_60 |\ 910 V4L2_STD_NTSC |\ 911 V4L2_STD_NTSC_443) 912 /* Standards for Countries with 50Hz Line frequency */ 913 #define V4L2_STD_625_50 (V4L2_STD_PAL |\ 914 V4L2_STD_PAL_N |\ 915 V4L2_STD_PAL_Nc |\ 916 V4L2_STD_SECAM) 917 918 #define V4L2_STD_ATSC (V4L2_STD_ATSC_8_VSB |\ 919 V4L2_STD_ATSC_16_VSB) 920 /* Macros with none and all analog standards */ 921 #define V4L2_STD_UNKNOWN 0 922 #define V4L2_STD_ALL (V4L2_STD_525_60 |\ 923 V4L2_STD_625_50) 924 925 struct v4l2_standard { 926 __u32 index; 927 v4l2_std_id id; 928 __u8 name[24]; 929 struct v4l2_fract frameperiod; /* Frames, not fields */ 930 __u32 framelines; 931 __u32 reserved[4]; 932 }; 933 934 /* The DV Preset API is deprecated in favor of the DV Timings API. 935 New drivers shouldn't use this anymore! */ 936 937 /* 938 * V I D E O T I M I N G S D V P R E S E T 939 */ 940 struct v4l2_dv_preset { 941 __u32 preset; 942 __u32 reserved[4]; 943 }; 944 945 /* 946 * D V P R E S E T S E N U M E R A T I O N 947 */ 948 struct v4l2_dv_enum_preset { 949 __u32 index; 950 __u32 preset; 951 __u8 name[32]; /* Name of the preset timing */ 952 __u32 width; 953 __u32 height; 954 __u32 reserved[4]; 955 }; 956 957 /* 958 * D V P R E S E T V A L U E S 959 */ 960 #define V4L2_DV_INVALID 0 961 #define V4L2_DV_480P59_94 1 /* BT.1362 */ 962 #define V4L2_DV_576P50 2 /* BT.1362 */ 963 #define V4L2_DV_720P24 3 /* SMPTE 296M */ 964 #define V4L2_DV_720P25 4 /* SMPTE 296M */ 965 #define V4L2_DV_720P30 5 /* SMPTE 296M */ 966 #define V4L2_DV_720P50 6 /* SMPTE 296M */ 967 #define V4L2_DV_720P59_94 7 /* SMPTE 274M */ 968 #define V4L2_DV_720P60 8 /* SMPTE 274M/296M */ 969 #define V4L2_DV_1080I29_97 9 /* BT.1120/ SMPTE 274M */ 970 #define V4L2_DV_1080I30 10 /* BT.1120/ SMPTE 274M */ 971 #define V4L2_DV_1080I25 11 /* BT.1120 */ 972 #define V4L2_DV_1080I50 12 /* SMPTE 296M */ 973 #define V4L2_DV_1080I60 13 /* SMPTE 296M */ 974 #define V4L2_DV_1080P24 14 /* SMPTE 296M */ 975 #define V4L2_DV_1080P25 15 /* SMPTE 296M */ 976 #define V4L2_DV_1080P30 16 /* SMPTE 296M */ 977 #define V4L2_DV_1080P50 17 /* BT.1120 */ 978 #define V4L2_DV_1080P60 18 /* BT.1120 */ 979 980 /* 981 * D V B T T I M I N G S 982 */ 983 984 /** struct v4l2_bt_timings - BT.656/BT.1120 timing data 985 * @width: total width of the active video in pixels 986 * @height: total height of the active video in lines 987 * @interlaced: Interlaced or progressive 988 * @polarities: Positive or negative polarities 989 * @pixelclock: Pixel clock in HZ. Ex. 74.25MHz->74250000 990 * @hfrontporch:Horizontal front porch in pixels 991 * @hsync: Horizontal Sync length in pixels 992 * @hbackporch: Horizontal back porch in pixels 993 * @vfrontporch:Vertical front porch in lines 994 * @vsync: Vertical Sync length in lines 995 * @vbackporch: Vertical back porch in lines 996 * @il_vfrontporch:Vertical front porch for the even field 997 * (aka field 2) of interlaced field formats 998 * @il_vsync: Vertical Sync length for the even field 999 * (aka field 2) of interlaced field formats 1000 * @il_vbackporch:Vertical back porch for the even field 1001 * (aka field 2) of interlaced field formats 1002 * @standards: Standards the timing belongs to 1003 * @flags: Flags 1004 * @reserved: Reserved fields, must be zeroed. 1005 * 1006 * A note regarding vertical interlaced timings: height refers to the total 1007 * height of the active video frame (= two fields). The blanking timings refer 1008 * to the blanking of each field. So the height of the total frame is 1009 * calculated as follows: 1010 * 1011 * tot_height = height + vfrontporch + vsync + vbackporch + 1012 * il_vfrontporch + il_vsync + il_vbackporch 1013 * 1014 * The active height of each field is height / 2. 1015 */ 1016 struct v4l2_bt_timings { 1017 __u32 width; 1018 __u32 height; 1019 __u32 interlaced; 1020 __u32 polarities; 1021 __u64 pixelclock; 1022 __u32 hfrontporch; 1023 __u32 hsync; 1024 __u32 hbackporch; 1025 __u32 vfrontporch; 1026 __u32 vsync; 1027 __u32 vbackporch; 1028 __u32 il_vfrontporch; 1029 __u32 il_vsync; 1030 __u32 il_vbackporch; 1031 __u32 standards; 1032 __u32 flags; 1033 __u32 reserved[14]; 1034 } __attribute__ ((packed)); 1035 1036 /* Interlaced or progressive format */ 1037 #define V4L2_DV_PROGRESSIVE 0 1038 #define V4L2_DV_INTERLACED 1 1039 1040 /* Polarities. If bit is not set, it is assumed to be negative polarity */ 1041 #define V4L2_DV_VSYNC_POS_POL 0x00000001 1042 #define V4L2_DV_HSYNC_POS_POL 0x00000002 1043 1044 /* Timings standards */ 1045 #define V4L2_DV_BT_STD_CEA861 (1 << 0) /* CEA-861 Digital TV Profile */ 1046 #define V4L2_DV_BT_STD_DMT (1 << 1) /* VESA Discrete Monitor Timings */ 1047 #define V4L2_DV_BT_STD_CVT (1 << 2) /* VESA Coordinated Video Timings */ 1048 #define V4L2_DV_BT_STD_GTF (1 << 3) /* VESA Generalized Timings Formula */ 1049 1050 /* Flags */ 1051 1052 /* CVT/GTF specific: timing uses reduced blanking (CVT) or the 'Secondary 1053 GTF' curve (GTF). In both cases the horizontal and/or vertical blanking 1054 intervals are reduced, allowing a higher resolution over the same 1055 bandwidth. This is a read-only flag. */ 1056 #define V4L2_DV_FL_REDUCED_BLANKING (1 << 0) 1057 /* CEA-861 specific: set for CEA-861 formats with a framerate of a multiple 1058 of six. These formats can be optionally played at 1 / 1.001 speed. 1059 This is a read-only flag. */ 1060 #define V4L2_DV_FL_CAN_REDUCE_FPS (1 << 1) 1061 /* CEA-861 specific: only valid for video transmitters, the flag is cleared 1062 by receivers. 1063 If the framerate of the format is a multiple of six, then the pixelclock 1064 used to set up the transmitter is divided by 1.001 to make it compatible 1065 with 60 Hz based standards such as NTSC and PAL-M that use a framerate of 1066 29.97 Hz. Otherwise this flag is cleared. If the transmitter can't generate 1067 such frequencies, then the flag will also be cleared. */ 1068 #define V4L2_DV_FL_REDUCED_FPS (1 << 2) 1069 /* Specific to interlaced formats: if set, then field 1 is really one half-line 1070 longer and field 2 is really one half-line shorter, so each field has 1071 exactly the same number of half-lines. Whether half-lines can be detected 1072 or used depends on the hardware. */ 1073 #define V4L2_DV_FL_HALF_LINE (1 << 0) 1074 1075 1076 /** struct v4l2_dv_timings - DV timings 1077 * @type: the type of the timings 1078 * @bt: BT656/1120 timings 1079 */ 1080 struct v4l2_dv_timings { 1081 __u32 type; 1082 union { 1083 struct v4l2_bt_timings bt; 1084 __u32 reserved[32]; 1085 }; 1086 } __attribute__ ((packed)); 1087 1088 /* Values for the type field */ 1089 #define V4L2_DV_BT_656_1120 0 /* BT.656/1120 timing type */ 1090 1091 1092 /** struct v4l2_enum_dv_timings - DV timings enumeration 1093 * @index: enumeration index 1094 * @reserved: must be zeroed 1095 * @timings: the timings for the given index 1096 */ 1097 struct v4l2_enum_dv_timings { 1098 __u32 index; 1099 __u32 reserved[3]; 1100 struct v4l2_dv_timings timings; 1101 }; 1102 1103 /** struct v4l2_bt_timings_cap - BT.656/BT.1120 timing capabilities 1104 * @min_width: width in pixels 1105 * @max_width: width in pixels 1106 * @min_height: height in lines 1107 * @max_height: height in lines 1108 * @min_pixelclock: Pixel clock in HZ. Ex. 74.25MHz->74250000 1109 * @max_pixelclock: Pixel clock in HZ. Ex. 74.25MHz->74250000 1110 * @standards: Supported standards 1111 * @capabilities: Supported capabilities 1112 * @reserved: Must be zeroed 1113 */ 1114 struct v4l2_bt_timings_cap { 1115 __u32 min_width; 1116 __u32 max_width; 1117 __u32 min_height; 1118 __u32 max_height; 1119 __u64 min_pixelclock; 1120 __u64 max_pixelclock; 1121 __u32 standards; 1122 __u32 capabilities; 1123 __u32 reserved[16]; 1124 } __attribute__ ((packed)); 1125 1126 /* Supports interlaced formats */ 1127 #define V4L2_DV_BT_CAP_INTERLACED (1 << 0) 1128 /* Supports progressive formats */ 1129 #define V4L2_DV_BT_CAP_PROGRESSIVE (1 << 1) 1130 /* Supports CVT/GTF reduced blanking */ 1131 #define V4L2_DV_BT_CAP_REDUCED_BLANKING (1 << 2) 1132 /* Supports custom formats */ 1133 #define V4L2_DV_BT_CAP_CUSTOM (1 << 3) 1134 1135 /** struct v4l2_dv_timings_cap - DV timings capabilities 1136 * @type: the type of the timings (same as in struct v4l2_dv_timings) 1137 * @bt: the BT656/1120 timings capabilities 1138 */ 1139 struct v4l2_dv_timings_cap { 1140 __u32 type; 1141 __u32 reserved[3]; 1142 union { 1143 struct v4l2_bt_timings_cap bt; 1144 __u32 raw_data[32]; 1145 }; 1146 }; 1147 1148 1149 /* 1150 * V I D E O I N P U T S 1151 */ 1152 struct v4l2_input { 1153 __u32 index; /* Which input */ 1154 __u8 name[32]; /* Label */ 1155 __u32 type; /* Type of input */ 1156 __u32 audioset; /* Associated audios (bitfield) */ 1157 __u32 tuner; /* enum v4l2_tuner_type */ 1158 v4l2_std_id std; 1159 __u32 status; 1160 __u32 capabilities; 1161 __u32 reserved[3]; 1162 }; 1163 1164 /* Values for the 'type' field */ 1165 #define V4L2_INPUT_TYPE_TUNER 1 1166 #define V4L2_INPUT_TYPE_CAMERA 2 1167 1168 /* field 'status' - general */ 1169 #define V4L2_IN_ST_NO_POWER 0x00000001 /* Attached device is off */ 1170 #define V4L2_IN_ST_NO_SIGNAL 0x00000002 1171 #define V4L2_IN_ST_NO_COLOR 0x00000004 1172 1173 /* field 'status' - sensor orientation */ 1174 /* If sensor is mounted upside down set both bits */ 1175 #define V4L2_IN_ST_HFLIP 0x00000010 /* Frames are flipped horizontally */ 1176 #define V4L2_IN_ST_VFLIP 0x00000020 /* Frames are flipped vertically */ 1177 1178 /* field 'status' - analog */ 1179 #define V4L2_IN_ST_NO_H_LOCK 0x00000100 /* No horizontal sync lock */ 1180 #define V4L2_IN_ST_COLOR_KILL 0x00000200 /* Color killer is active */ 1181 1182 /* field 'status' - digital */ 1183 #define V4L2_IN_ST_NO_SYNC 0x00010000 /* No synchronization lock */ 1184 #define V4L2_IN_ST_NO_EQU 0x00020000 /* No equalizer lock */ 1185 #define V4L2_IN_ST_NO_CARRIER 0x00040000 /* Carrier recovery failed */ 1186 1187 /* field 'status' - VCR and set-top box */ 1188 #define V4L2_IN_ST_MACROVISION 0x01000000 /* Macrovision detected */ 1189 #define V4L2_IN_ST_NO_ACCESS 0x02000000 /* Conditional access denied */ 1190 #define V4L2_IN_ST_VTR 0x04000000 /* VTR time constant */ 1191 1192 /* capabilities flags */ 1193 #define V4L2_IN_CAP_PRESETS 0x00000001 /* Supports S_DV_PRESET */ 1194 #define V4L2_IN_CAP_CUSTOM_TIMINGS 0x00000002 /* Supports S_DV_TIMINGS */ 1195 #define V4L2_IN_CAP_STD 0x00000004 /* Supports S_STD */ 1196 1197 /* 1198 * V I D E O O U T P U T S 1199 */ 1200 struct v4l2_output { 1201 __u32 index; /* Which output */ 1202 __u8 name[32]; /* Label */ 1203 __u32 type; /* Type of output */ 1204 __u32 audioset; /* Associated audios (bitfield) */ 1205 __u32 modulator; /* Associated modulator */ 1206 v4l2_std_id std; 1207 __u32 capabilities; 1208 __u32 reserved[3]; 1209 }; 1210 /* Values for the 'type' field */ 1211 #define V4L2_OUTPUT_TYPE_MODULATOR 1 1212 #define V4L2_OUTPUT_TYPE_ANALOG 2 1213 #define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY 3 1214 1215 /* capabilities flags */ 1216 #define V4L2_OUT_CAP_PRESETS 0x00000001 /* Supports S_DV_PRESET */ 1217 #define V4L2_OUT_CAP_CUSTOM_TIMINGS 0x00000002 /* Supports S_DV_TIMINGS */ 1218 #define V4L2_OUT_CAP_STD 0x00000004 /* Supports S_STD */ 1219 1220 /* 1221 * C O N T R O L S 1222 */ 1223 struct v4l2_control { 1224 __u32 id; 1225 __s32 value; 1226 }; 1227 1228 struct v4l2_ext_control { 1229 __u32 id; 1230 __u32 size; 1231 __u32 reserved2[1]; 1232 union { 1233 __s32 value; 1234 __s64 value64; 1235 char *string; 1236 }; 1237 } __attribute__ ((packed)); 1238 1239 struct v4l2_ext_controls { 1240 __u32 ctrl_class; 1241 __u32 count; 1242 __u32 error_idx; 1243 __u32 reserved[2]; 1244 struct v4l2_ext_control *controls; 1245 }; 1246 1247 #define V4L2_CTRL_ID_MASK (0x0fffffff) 1248 #define V4L2_CTRL_ID2CLASS(id) ((id) & 0x0fff0000UL) 1249 #define V4L2_CTRL_DRIVER_PRIV(id) (((id) & 0xffff) >= 0x1000) 1250 1251 enum v4l2_ctrl_type { 1252 V4L2_CTRL_TYPE_INTEGER = 1, 1253 V4L2_CTRL_TYPE_BOOLEAN = 2, 1254 V4L2_CTRL_TYPE_MENU = 3, 1255 V4L2_CTRL_TYPE_BUTTON = 4, 1256 V4L2_CTRL_TYPE_INTEGER64 = 5, 1257 V4L2_CTRL_TYPE_CTRL_CLASS = 6, 1258 V4L2_CTRL_TYPE_STRING = 7, 1259 V4L2_CTRL_TYPE_BITMASK = 8, 1260 V4L2_CTRL_TYPE_INTEGER_MENU = 9, 1261 }; 1262 1263 /* Used in the VIDIOC_QUERYCTRL ioctl for querying controls */ 1264 struct v4l2_queryctrl { 1265 __u32 id; 1266 __u32 type; /* enum v4l2_ctrl_type */ 1267 __u8 name[32]; /* Whatever */ 1268 __s32 minimum; /* Note signedness */ 1269 __s32 maximum; 1270 __s32 step; 1271 __s32 default_value; 1272 __u32 flags; 1273 __u32 reserved[2]; 1274 }; 1275 1276 /* Used in the VIDIOC_QUERYMENU ioctl for querying menu items */ 1277 struct v4l2_querymenu { 1278 __u32 id; 1279 __u32 index; 1280 union { 1281 __u8 name[32]; /* Whatever */ 1282 __s64 value; 1283 }; 1284 __u32 reserved; 1285 } __attribute__ ((packed)); 1286 1287 /* Control flags */ 1288 #define V4L2_CTRL_FLAG_DISABLED 0x0001 1289 #define V4L2_CTRL_FLAG_GRABBED 0x0002 1290 #define V4L2_CTRL_FLAG_READ_ONLY 0x0004 1291 #define V4L2_CTRL_FLAG_UPDATE 0x0008 1292 #define V4L2_CTRL_FLAG_INACTIVE 0x0010 1293 #define V4L2_CTRL_FLAG_SLIDER 0x0020 1294 #define V4L2_CTRL_FLAG_WRITE_ONLY 0x0040 1295 #define V4L2_CTRL_FLAG_VOLATILE 0x0080 1296 1297 /* Query flag, to be ORed with the control ID */ 1298 #define V4L2_CTRL_FLAG_NEXT_CTRL 0x80000000 1299 1300 /* User-class control IDs defined by V4L2 */ 1301 #define V4L2_CID_MAX_CTRLS 1024 1302 /* IDs reserved for driver specific controls */ 1303 #define V4L2_CID_PRIVATE_BASE 0x08000000 1304 1305 1306 /* DV-class control IDs defined by V4L2 */ 1307 #define V4L2_CID_DV_CLASS_BASE (V4L2_CTRL_CLASS_DV | 0x900) 1308 #define V4L2_CID_DV_CLASS (V4L2_CTRL_CLASS_DV | 1) 1309 1310 #define V4L2_CID_DV_TX_HOTPLUG (V4L2_CID_DV_CLASS_BASE + 1) 1311 #define V4L2_CID_DV_TX_RXSENSE (V4L2_CID_DV_CLASS_BASE + 2) 1312 #define V4L2_CID_DV_TX_EDID_PRESENT (V4L2_CID_DV_CLASS_BASE + 3) 1313 #define V4L2_CID_DV_TX_MODE (V4L2_CID_DV_CLASS_BASE + 4) 1314 enum v4l2_dv_tx_mode { 1315 V4L2_DV_TX_MODE_DVI_D = 0, 1316 V4L2_DV_TX_MODE_HDMI = 1, 1317 }; 1318 #define V4L2_CID_DV_TX_RGB_RANGE (V4L2_CID_DV_CLASS_BASE + 5) 1319 enum v4l2_dv_rgb_range { 1320 V4L2_DV_RGB_RANGE_AUTO = 0, 1321 V4L2_DV_RGB_RANGE_LIMITED = 1, 1322 V4L2_DV_RGB_RANGE_FULL = 2, 1323 }; 1324 1325 #define V4L2_CID_DV_RX_POWER_PRESENT (V4L2_CID_DV_CLASS_BASE + 100) 1326 #define V4L2_CID_DV_RX_RGB_RANGE (V4L2_CID_DV_CLASS_BASE + 101) 1327 1328 /* 1329 * T U N I N G 1330 */ 1331 struct v4l2_tuner { 1332 __u32 index; 1333 __u8 name[32]; 1334 __u32 type; /* enum v4l2_tuner_type */ 1335 __u32 capability; 1336 __u32 rangelow; 1337 __u32 rangehigh; 1338 __u32 rxsubchans; 1339 __u32 audmode; 1340 __s32 signal; 1341 __s32 afc; 1342 __u32 reserved[4]; 1343 }; 1344 1345 struct v4l2_modulator { 1346 __u32 index; 1347 __u8 name[32]; 1348 __u32 capability; 1349 __u32 rangelow; 1350 __u32 rangehigh; 1351 __u32 txsubchans; 1352 __u32 reserved[4]; 1353 }; 1354 1355 /* Flags for the 'capability' field */ 1356 #define V4L2_TUNER_CAP_LOW 0x0001 1357 #define V4L2_TUNER_CAP_NORM 0x0002 1358 #define V4L2_TUNER_CAP_HWSEEK_BOUNDED 0x0004 1359 #define V4L2_TUNER_CAP_HWSEEK_WRAP 0x0008 1360 #define V4L2_TUNER_CAP_STEREO 0x0010 1361 #define V4L2_TUNER_CAP_LANG2 0x0020 1362 #define V4L2_TUNER_CAP_SAP 0x0020 1363 #define V4L2_TUNER_CAP_LANG1 0x0040 1364 #define V4L2_TUNER_CAP_RDS 0x0080 1365 #define V4L2_TUNER_CAP_RDS_BLOCK_IO 0x0100 1366 #define V4L2_TUNER_CAP_RDS_CONTROLS 0x0200 1367 #define V4L2_TUNER_CAP_FREQ_BANDS 0x0400 1368 #define V4L2_TUNER_CAP_HWSEEK_PROG_LIM 0x0800 1369 1370 /* Flags for the 'rxsubchans' field */ 1371 #define V4L2_TUNER_SUB_MONO 0x0001 1372 #define V4L2_TUNER_SUB_STEREO 0x0002 1373 #define V4L2_TUNER_SUB_LANG2 0x0004 1374 #define V4L2_TUNER_SUB_SAP 0x0004 1375 #define V4L2_TUNER_SUB_LANG1 0x0008 1376 #define V4L2_TUNER_SUB_RDS 0x0010 1377 1378 /* Values for the 'audmode' field */ 1379 #define V4L2_TUNER_MODE_MONO 0x0000 1380 #define V4L2_TUNER_MODE_STEREO 0x0001 1381 #define V4L2_TUNER_MODE_LANG2 0x0002 1382 #define V4L2_TUNER_MODE_SAP 0x0002 1383 #define V4L2_TUNER_MODE_LANG1 0x0003 1384 #define V4L2_TUNER_MODE_LANG1_LANG2 0x0004 1385 1386 struct v4l2_frequency { 1387 __u32 tuner; 1388 __u32 type; /* enum v4l2_tuner_type */ 1389 __u32 frequency; 1390 __u32 reserved[8]; 1391 }; 1392 1393 #define V4L2_BAND_MODULATION_VSB (1 << 1) 1394 #define V4L2_BAND_MODULATION_FM (1 << 2) 1395 #define V4L2_BAND_MODULATION_AM (1 << 3) 1396 1397 struct v4l2_frequency_band { 1398 __u32 tuner; 1399 __u32 type; /* enum v4l2_tuner_type */ 1400 __u32 index; 1401 __u32 capability; 1402 __u32 rangelow; 1403 __u32 rangehigh; 1404 __u32 modulation; 1405 __u32 reserved[9]; 1406 }; 1407 1408 struct v4l2_hw_freq_seek { 1409 __u32 tuner; 1410 __u32 type; /* enum v4l2_tuner_type */ 1411 __u32 seek_upward; 1412 __u32 wrap_around; 1413 __u32 spacing; 1414 __u32 rangelow; 1415 __u32 rangehigh; 1416 __u32 reserved[5]; 1417 }; 1418 1419 /* 1420 * R D S 1421 */ 1422 1423 struct v4l2_rds_data { 1424 __u8 lsb; 1425 __u8 msb; 1426 __u8 block; 1427 } __attribute__ ((packed)); 1428 1429 #define V4L2_RDS_BLOCK_MSK 0x7 1430 #define V4L2_RDS_BLOCK_A 0 1431 #define V4L2_RDS_BLOCK_B 1 1432 #define V4L2_RDS_BLOCK_C 2 1433 #define V4L2_RDS_BLOCK_D 3 1434 #define V4L2_RDS_BLOCK_C_ALT 4 1435 #define V4L2_RDS_BLOCK_INVALID 7 1436 1437 #define V4L2_RDS_BLOCK_CORRECTED 0x40 1438 #define V4L2_RDS_BLOCK_ERROR 0x80 1439 1440 /* 1441 * A U D I O 1442 */ 1443 struct v4l2_audio { 1444 __u32 index; 1445 __u8 name[32]; 1446 __u32 capability; 1447 __u32 mode; 1448 __u32 reserved[2]; 1449 }; 1450 1451 /* Flags for the 'capability' field */ 1452 #define V4L2_AUDCAP_STEREO 0x00001 1453 #define V4L2_AUDCAP_AVL 0x00002 1454 1455 /* Flags for the 'mode' field */ 1456 #define V4L2_AUDMODE_AVL 0x00001 1457 1458 struct v4l2_audioout { 1459 __u32 index; 1460 __u8 name[32]; 1461 __u32 capability; 1462 __u32 mode; 1463 __u32 reserved[2]; 1464 }; 1465 1466 /* 1467 * M P E G S E R V I C E S 1468 * 1469 * NOTE: EXPERIMENTAL API 1470 */ 1471 #if 1 1472 #define V4L2_ENC_IDX_FRAME_I (0) 1473 #define V4L2_ENC_IDX_FRAME_P (1) 1474 #define V4L2_ENC_IDX_FRAME_B (2) 1475 #define V4L2_ENC_IDX_FRAME_MASK (0xf) 1476 1477 struct v4l2_enc_idx_entry { 1478 __u64 offset; 1479 __u64 pts; 1480 __u32 length; 1481 __u32 flags; 1482 __u32 reserved[2]; 1483 }; 1484 1485 #define V4L2_ENC_IDX_ENTRIES (64) 1486 struct v4l2_enc_idx { 1487 __u32 entries; 1488 __u32 entries_cap; 1489 __u32 reserved[4]; 1490 struct v4l2_enc_idx_entry entry[V4L2_ENC_IDX_ENTRIES]; 1491 }; 1492 1493 1494 #define V4L2_ENC_CMD_START (0) 1495 #define V4L2_ENC_CMD_STOP (1) 1496 #define V4L2_ENC_CMD_PAUSE (2) 1497 #define V4L2_ENC_CMD_RESUME (3) 1498 1499 /* Flags for V4L2_ENC_CMD_STOP */ 1500 #define V4L2_ENC_CMD_STOP_AT_GOP_END (1 << 0) 1501 1502 struct v4l2_encoder_cmd { 1503 __u32 cmd; 1504 __u32 flags; 1505 union { 1506 struct { 1507 __u32 data[8]; 1508 } raw; 1509 }; 1510 }; 1511 1512 /* Decoder commands */ 1513 #define V4L2_DEC_CMD_START (0) 1514 #define V4L2_DEC_CMD_STOP (1) 1515 #define V4L2_DEC_CMD_PAUSE (2) 1516 #define V4L2_DEC_CMD_RESUME (3) 1517 1518 /* Flags for V4L2_DEC_CMD_START */ 1519 #define V4L2_DEC_CMD_START_MUTE_AUDIO (1 << 0) 1520 1521 /* Flags for V4L2_DEC_CMD_PAUSE */ 1522 #define V4L2_DEC_CMD_PAUSE_TO_BLACK (1 << 0) 1523 1524 /* Flags for V4L2_DEC_CMD_STOP */ 1525 #define V4L2_DEC_CMD_STOP_TO_BLACK (1 << 0) 1526 #define V4L2_DEC_CMD_STOP_IMMEDIATELY (1 << 1) 1527 1528 /* Play format requirements (returned by the driver): */ 1529 1530 /* The decoder has no special format requirements */ 1531 #define V4L2_DEC_START_FMT_NONE (0) 1532 /* The decoder requires full GOPs */ 1533 #define V4L2_DEC_START_FMT_GOP (1) 1534 1535 /* The structure must be zeroed before use by the application 1536 This ensures it can be extended safely in the future. */ 1537 struct v4l2_decoder_cmd { 1538 __u32 cmd; 1539 __u32 flags; 1540 union { 1541 struct { 1542 __u64 pts; 1543 } stop; 1544 1545 struct { 1546 /* 0 or 1000 specifies normal speed, 1547 1 specifies forward single stepping, 1548 -1 specifies backward single stepping, 1549 >1: playback at speed/1000 of the normal speed, 1550 <-1: reverse playback at (-speed/1000) of the normal speed. */ 1551 __s32 speed; 1552 __u32 format; 1553 } start; 1554 1555 struct { 1556 __u32 data[16]; 1557 } raw; 1558 }; 1559 }; 1560 #endif 1561 1562 1563 /* 1564 * D A T A S E R V I C E S ( V B I ) 1565 * 1566 * Data services API by Michael Schimek 1567 */ 1568 1569 /* Raw VBI */ 1570 struct v4l2_vbi_format { 1571 __u32 sampling_rate; /* in 1 Hz */ 1572 __u32 offset; 1573 __u32 samples_per_line; 1574 __u32 sample_format; /* V4L2_PIX_FMT_* */ 1575 __s32 start[2]; 1576 __u32 count[2]; 1577 __u32 flags; /* V4L2_VBI_* */ 1578 __u32 reserved[2]; /* must be zero */ 1579 }; 1580 1581 /* VBI flags */ 1582 #define V4L2_VBI_UNSYNC (1 << 0) 1583 #define V4L2_VBI_INTERLACED (1 << 1) 1584 1585 /* Sliced VBI 1586 * 1587 * This implements is a proposal V4L2 API to allow SLICED VBI 1588 * required for some hardware encoders. It should change without 1589 * notice in the definitive implementation. 1590 */ 1591 1592 struct v4l2_sliced_vbi_format { 1593 __u16 service_set; 1594 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field 1595 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field 1596 (equals frame lines 313-336 for 625 line video 1597 standards, 263-286 for 525 line standards) */ 1598 __u16 service_lines[2][24]; 1599 __u32 io_size; 1600 __u32 reserved[2]; /* must be zero */ 1601 }; 1602 1603 /* Teletext World System Teletext 1604 (WST), defined on ITU-R BT.653-2 */ 1605 #define V4L2_SLICED_TELETEXT_B (0x0001) 1606 /* Video Program System, defined on ETS 300 231*/ 1607 #define V4L2_SLICED_VPS (0x0400) 1608 /* Closed Caption, defined on EIA-608 */ 1609 #define V4L2_SLICED_CAPTION_525 (0x1000) 1610 /* Wide Screen System, defined on ITU-R BT1119.1 */ 1611 #define V4L2_SLICED_WSS_625 (0x4000) 1612 1613 #define V4L2_SLICED_VBI_525 (V4L2_SLICED_CAPTION_525) 1614 #define V4L2_SLICED_VBI_625 (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625) 1615 1616 struct v4l2_sliced_vbi_cap { 1617 __u16 service_set; 1618 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field 1619 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field 1620 (equals frame lines 313-336 for 625 line video 1621 standards, 263-286 for 525 line standards) */ 1622 __u16 service_lines[2][24]; 1623 __u32 type; /* enum v4l2_buf_type */ 1624 __u32 reserved[3]; /* must be 0 */ 1625 }; 1626 1627 struct v4l2_sliced_vbi_data { 1628 __u32 id; 1629 __u32 field; /* 0: first field, 1: second field */ 1630 __u32 line; /* 1-23 */ 1631 __u32 reserved; /* must be 0 */ 1632 __u8 data[48]; 1633 }; 1634 1635 /* 1636 * Sliced VBI data inserted into MPEG Streams 1637 */ 1638 1639 /* 1640 * V4L2_MPEG_STREAM_VBI_FMT_IVTV: 1641 * 1642 * Structure of payload contained in an MPEG 2 Private Stream 1 PES Packet in an 1643 * MPEG-2 Program Pack that contains V4L2_MPEG_STREAM_VBI_FMT_IVTV Sliced VBI 1644 * data 1645 * 1646 * Note, the MPEG-2 Program Pack and Private Stream 1 PES packet header 1647 * definitions are not included here. See the MPEG-2 specifications for details 1648 * on these headers. 1649 */ 1650 1651 /* Line type IDs */ 1652 #define V4L2_MPEG_VBI_IVTV_TELETEXT_B (1) 1653 #define V4L2_MPEG_VBI_IVTV_CAPTION_525 (4) 1654 #define V4L2_MPEG_VBI_IVTV_WSS_625 (5) 1655 #define V4L2_MPEG_VBI_IVTV_VPS (7) 1656 1657 struct v4l2_mpeg_vbi_itv0_line { 1658 __u8 id; /* One of V4L2_MPEG_VBI_IVTV_* above */ 1659 __u8 data[42]; /* Sliced VBI data for the line */ 1660 } __attribute__ ((packed)); 1661 1662 struct v4l2_mpeg_vbi_itv0 { 1663 __le32 linemask[2]; /* Bitmasks of VBI service lines present */ 1664 struct v4l2_mpeg_vbi_itv0_line line[35]; 1665 } __attribute__ ((packed)); 1666 1667 struct v4l2_mpeg_vbi_ITV0 { 1668 struct v4l2_mpeg_vbi_itv0_line line[36]; 1669 } __attribute__ ((packed)); 1670 1671 #define V4L2_MPEG_VBI_IVTV_MAGIC0 "itv0" 1672 #define V4L2_MPEG_VBI_IVTV_MAGIC1 "ITV0" 1673 1674 struct v4l2_mpeg_vbi_fmt_ivtv { 1675 __u8 magic[4]; 1676 union { 1677 struct v4l2_mpeg_vbi_itv0 itv0; 1678 struct v4l2_mpeg_vbi_ITV0 ITV0; 1679 }; 1680 } __attribute__ ((packed)); 1681 1682 /* 1683 * A G G R E G A T E S T R U C T U R E S 1684 */ 1685 1686 /** 1687 * struct v4l2_plane_pix_format - additional, per-plane format definition 1688 * @sizeimage: maximum size in bytes required for data, for which 1689 * this plane will be used 1690 * @bytesperline: distance in bytes between the leftmost pixels in two 1691 * adjacent lines 1692 */ 1693 struct v4l2_plane_pix_format { 1694 __u32 sizeimage; 1695 __u16 bytesperline; 1696 __u16 reserved[7]; 1697 } __attribute__ ((packed)); 1698 1699 /** 1700 * struct v4l2_pix_format_mplane - multiplanar format definition 1701 * @width: image width in pixels 1702 * @height: image height in pixels 1703 * @pixelformat: little endian four character code (fourcc) 1704 * @field: enum v4l2_field; field order (for interlaced video) 1705 * @colorspace: enum v4l2_colorspace; supplemental to pixelformat 1706 * @plane_fmt: per-plane information 1707 * @num_planes: number of planes for this format 1708 */ 1709 struct v4l2_pix_format_mplane { 1710 __u32 width; 1711 __u32 height; 1712 __u32 pixelformat; 1713 __u32 field; 1714 __u32 colorspace; 1715 1716 struct v4l2_plane_pix_format plane_fmt[VIDEO_MAX_PLANES]; 1717 __u8 num_planes; 1718 __u8 reserved[11]; 1719 } __attribute__ ((packed)); 1720 1721 /** 1722 * struct v4l2_format - stream data format 1723 * @type: enum v4l2_buf_type; type of the data stream 1724 * @pix: definition of an image format 1725 * @pix_mp: definition of a multiplanar image format 1726 * @win: definition of an overlaid image 1727 * @vbi: raw VBI capture or output parameters 1728 * @sliced: sliced VBI capture or output parameters 1729 * @raw_data: placeholder for future extensions and custom formats 1730 */ 1731 struct v4l2_format { 1732 __u32 type; 1733 union { 1734 struct v4l2_pix_format pix; /* V4L2_BUF_TYPE_VIDEO_CAPTURE */ 1735 struct v4l2_pix_format_mplane pix_mp; /* V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE */ 1736 struct v4l2_window win; /* V4L2_BUF_TYPE_VIDEO_OVERLAY */ 1737 struct v4l2_vbi_format vbi; /* V4L2_BUF_TYPE_VBI_CAPTURE */ 1738 struct v4l2_sliced_vbi_format sliced; /* V4L2_BUF_TYPE_SLICED_VBI_CAPTURE */ 1739 __u8 raw_data[200]; /* user-defined */ 1740 } fmt; 1741 }; 1742 1743 /* Stream type-dependent parameters 1744 */ 1745 struct v4l2_streamparm { 1746 __u32 type; /* enum v4l2_buf_type */ 1747 union { 1748 struct v4l2_captureparm capture; 1749 struct v4l2_outputparm output; 1750 __u8 raw_data[200]; /* user-defined */ 1751 } parm; 1752 }; 1753 1754 /* 1755 * E V E N T S 1756 */ 1757 1758 #define V4L2_EVENT_ALL 0 1759 #define V4L2_EVENT_VSYNC 1 1760 #define V4L2_EVENT_EOS 2 1761 #define V4L2_EVENT_CTRL 3 1762 #define V4L2_EVENT_FRAME_SYNC 4 1763 #define V4L2_EVENT_PRIVATE_START 0x08000000 1764 1765 /* Payload for V4L2_EVENT_VSYNC */ 1766 struct v4l2_event_vsync { 1767 /* Can be V4L2_FIELD_ANY, _NONE, _TOP or _BOTTOM */ 1768 __u8 field; 1769 } __attribute__ ((packed)); 1770 1771 /* Payload for V4L2_EVENT_CTRL */ 1772 #define V4L2_EVENT_CTRL_CH_VALUE (1 << 0) 1773 #define V4L2_EVENT_CTRL_CH_FLAGS (1 << 1) 1774 1775 struct v4l2_event_ctrl { 1776 __u32 changes; 1777 __u32 type; 1778 union { 1779 __s32 value; 1780 __s64 value64; 1781 }; 1782 __u32 flags; 1783 __s32 minimum; 1784 __s32 maximum; 1785 __s32 step; 1786 __s32 default_value; 1787 }; 1788 1789 struct v4l2_event_frame_sync { 1790 __u32 frame_sequence; 1791 }; 1792 1793 struct v4l2_event { 1794 __u32 type; 1795 union { 1796 struct v4l2_event_vsync vsync; 1797 struct v4l2_event_ctrl ctrl; 1798 struct v4l2_event_frame_sync frame_sync; 1799 __u8 data[64]; 1800 } u; 1801 __u32 pending; 1802 __u32 sequence; 1803 struct timespec timestamp; 1804 __u32 id; 1805 __u32 reserved[8]; 1806 }; 1807 1808 #define V4L2_EVENT_SUB_FL_SEND_INITIAL (1 << 0) 1809 #define V4L2_EVENT_SUB_FL_ALLOW_FEEDBACK (1 << 1) 1810 1811 struct v4l2_event_subscription { 1812 __u32 type; 1813 __u32 id; 1814 __u32 flags; 1815 __u32 reserved[5]; 1816 }; 1817 1818 /* 1819 * A D V A N C E D D E B U G G I N G 1820 * 1821 * NOTE: EXPERIMENTAL API, NEVER RELY ON THIS IN APPLICATIONS! 1822 * FOR DEBUGGING, TESTING AND INTERNAL USE ONLY! 1823 */ 1824 1825 /* VIDIOC_DBG_G_REGISTER and VIDIOC_DBG_S_REGISTER */ 1826 1827 #define V4L2_CHIP_MATCH_HOST 0 /* Match against chip ID on host (0 for the host) */ 1828 #define V4L2_CHIP_MATCH_I2C_DRIVER 1 /* Match against I2C driver name */ 1829 #define V4L2_CHIP_MATCH_I2C_ADDR 2 /* Match against I2C 7-bit address */ 1830 #define V4L2_CHIP_MATCH_AC97 3 /* Match against anciliary AC97 chip */ 1831 1832 struct v4l2_dbg_match { 1833 __u32 type; /* Match type */ 1834 union { /* Match this chip, meaning determined by type */ 1835 __u32 addr; 1836 char name[32]; 1837 }; 1838 } __attribute__ ((packed)); 1839 1840 struct v4l2_dbg_register { 1841 struct v4l2_dbg_match match; 1842 __u32 size; /* register size in bytes */ 1843 __u64 reg; 1844 __u64 val; 1845 } __attribute__ ((packed)); 1846 1847 /* VIDIOC_DBG_G_CHIP_IDENT */ 1848 struct v4l2_dbg_chip_ident { 1849 struct v4l2_dbg_match match; 1850 __u32 ident; /* chip identifier as specified in <media/v4l2-chip-ident.h> */ 1851 __u32 revision; /* chip revision, chip specific */ 1852 } __attribute__ ((packed)); 1853 1854 /** 1855 * struct v4l2_create_buffers - VIDIOC_CREATE_BUFS argument 1856 * @index: on return, index of the first created buffer 1857 * @count: entry: number of requested buffers, 1858 * return: number of created buffers 1859 * @memory: enum v4l2_memory; buffer memory type 1860 * @format: frame format, for which buffers are requested 1861 * @reserved: future extensions 1862 */ 1863 struct v4l2_create_buffers { 1864 __u32 index; 1865 __u32 count; 1866 __u32 memory; 1867 struct v4l2_format format; 1868 __u32 reserved[8]; 1869 }; 1870 1871 /* 1872 * 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 1873 * 1874 */ 1875 #define VIDIOC_QUERYCAP _IOR('V', 0, struct v4l2_capability) 1876 #define VIDIOC_RESERVED _IO('V', 1) 1877 #define VIDIOC_ENUM_FMT _IOWR('V', 2, struct v4l2_fmtdesc) 1878 #define VIDIOC_G_FMT _IOWR('V', 4, struct v4l2_format) 1879 #define VIDIOC_S_FMT _IOWR('V', 5, struct v4l2_format) 1880 #define VIDIOC_REQBUFS _IOWR('V', 8, struct v4l2_requestbuffers) 1881 #define VIDIOC_QUERYBUF _IOWR('V', 9, struct v4l2_buffer) 1882 #define VIDIOC_G_FBUF _IOR('V', 10, struct v4l2_framebuffer) 1883 #define VIDIOC_S_FBUF _IOW('V', 11, struct v4l2_framebuffer) 1884 #define VIDIOC_OVERLAY _IOW('V', 14, int) 1885 #define VIDIOC_QBUF _IOWR('V', 15, struct v4l2_buffer) 1886 #define VIDIOC_DQBUF _IOWR('V', 17, struct v4l2_buffer) 1887 #define VIDIOC_STREAMON _IOW('V', 18, int) 1888 #define VIDIOC_STREAMOFF _IOW('V', 19, int) 1889 #define VIDIOC_G_PARM _IOWR('V', 21, struct v4l2_streamparm) 1890 #define VIDIOC_S_PARM _IOWR('V', 22, struct v4l2_streamparm) 1891 #define VIDIOC_G_STD _IOR('V', 23, v4l2_std_id) 1892 #define VIDIOC_S_STD _IOW('V', 24, v4l2_std_id) 1893 #define VIDIOC_ENUMSTD _IOWR('V', 25, struct v4l2_standard) 1894 #define VIDIOC_ENUMINPUT _IOWR('V', 26, struct v4l2_input) 1895 #define VIDIOC_G_CTRL _IOWR('V', 27, struct v4l2_control) 1896 #define VIDIOC_S_CTRL _IOWR('V', 28, struct v4l2_control) 1897 #define VIDIOC_G_TUNER _IOWR('V', 29, struct v4l2_tuner) 1898 #define VIDIOC_S_TUNER _IOW('V', 30, struct v4l2_tuner) 1899 #define VIDIOC_G_AUDIO _IOR('V', 33, struct v4l2_audio) 1900 #define VIDIOC_S_AUDIO _IOW('V', 34, struct v4l2_audio) 1901 #define VIDIOC_QUERYCTRL _IOWR('V', 36, struct v4l2_queryctrl) 1902 #define VIDIOC_QUERYMENU _IOWR('V', 37, struct v4l2_querymenu) 1903 #define VIDIOC_G_INPUT _IOR('V', 38, int) 1904 #define VIDIOC_S_INPUT _IOWR('V', 39, int) 1905 #define VIDIOC_G_OUTPUT _IOR('V', 46, int) 1906 #define VIDIOC_S_OUTPUT _IOWR('V', 47, int) 1907 #define VIDIOC_ENUMOUTPUT _IOWR('V', 48, struct v4l2_output) 1908 #define VIDIOC_G_AUDOUT _IOR('V', 49, struct v4l2_audioout) 1909 #define VIDIOC_S_AUDOUT _IOW('V', 50, struct v4l2_audioout) 1910 #define VIDIOC_G_MODULATOR _IOWR('V', 54, struct v4l2_modulator) 1911 #define VIDIOC_S_MODULATOR _IOW('V', 55, struct v4l2_modulator) 1912 #define VIDIOC_G_FREQUENCY _IOWR('V', 56, struct v4l2_frequency) 1913 #define VIDIOC_S_FREQUENCY _IOW('V', 57, struct v4l2_frequency) 1914 #define VIDIOC_CROPCAP _IOWR('V', 58, struct v4l2_cropcap) 1915 #define VIDIOC_G_CROP _IOWR('V', 59, struct v4l2_crop) 1916 #define VIDIOC_S_CROP _IOW('V', 60, struct v4l2_crop) 1917 #define VIDIOC_G_JPEGCOMP _IOR('V', 61, struct v4l2_jpegcompression) 1918 #define VIDIOC_S_JPEGCOMP _IOW('V', 62, struct v4l2_jpegcompression) 1919 #define VIDIOC_QUERYSTD _IOR('V', 63, v4l2_std_id) 1920 #define VIDIOC_TRY_FMT _IOWR('V', 64, struct v4l2_format) 1921 #define VIDIOC_ENUMAUDIO _IOWR('V', 65, struct v4l2_audio) 1922 #define VIDIOC_ENUMAUDOUT _IOWR('V', 66, struct v4l2_audioout) 1923 #define VIDIOC_G_PRIORITY _IOR('V', 67, __u32) /* enum v4l2_priority */ 1924 #define VIDIOC_S_PRIORITY _IOW('V', 68, __u32) /* enum v4l2_priority */ 1925 #define VIDIOC_G_SLICED_VBI_CAP _IOWR('V', 69, struct v4l2_sliced_vbi_cap) 1926 #define VIDIOC_LOG_STATUS _IO('V', 70) 1927 #define VIDIOC_G_EXT_CTRLS _IOWR('V', 71, struct v4l2_ext_controls) 1928 #define VIDIOC_S_EXT_CTRLS _IOWR('V', 72, struct v4l2_ext_controls) 1929 #define VIDIOC_TRY_EXT_CTRLS _IOWR('V', 73, struct v4l2_ext_controls) 1930 #if 1 1931 #define VIDIOC_ENUM_FRAMESIZES _IOWR('V', 74, struct v4l2_frmsizeenum) 1932 #define VIDIOC_ENUM_FRAMEINTERVALS _IOWR('V', 75, struct v4l2_frmivalenum) 1933 #define VIDIOC_G_ENC_INDEX _IOR('V', 76, struct v4l2_enc_idx) 1934 #define VIDIOC_ENCODER_CMD _IOWR('V', 77, struct v4l2_encoder_cmd) 1935 #define VIDIOC_TRY_ENCODER_CMD _IOWR('V', 78, struct v4l2_encoder_cmd) 1936 #endif 1937 1938 #if 1 1939 /* Experimental, meant for debugging, testing and internal use. 1940 Only implemented if CONFIG_VIDEO_ADV_DEBUG is defined. 1941 You must be root to use these ioctls. Never use these in applications! */ 1942 #define VIDIOC_DBG_S_REGISTER _IOW('V', 79, struct v4l2_dbg_register) 1943 #define VIDIOC_DBG_G_REGISTER _IOWR('V', 80, struct v4l2_dbg_register) 1944 1945 /* Experimental, meant for debugging, testing and internal use. 1946 Never use this ioctl in applications! */ 1947 #define VIDIOC_DBG_G_CHIP_IDENT _IOWR('V', 81, struct v4l2_dbg_chip_ident) 1948 #endif 1949 1950 #define VIDIOC_S_HW_FREQ_SEEK _IOW('V', 82, struct v4l2_hw_freq_seek) 1951 1952 /* These four DV Preset ioctls are deprecated in favor of the DV Timings 1953 ioctls. */ 1954 #define VIDIOC_ENUM_DV_PRESETS _IOWR('V', 83, struct v4l2_dv_enum_preset) 1955 #define VIDIOC_S_DV_PRESET _IOWR('V', 84, struct v4l2_dv_preset) 1956 #define VIDIOC_G_DV_PRESET _IOWR('V', 85, struct v4l2_dv_preset) 1957 #define VIDIOC_QUERY_DV_PRESET _IOR('V', 86, struct v4l2_dv_preset) 1958 #define VIDIOC_S_DV_TIMINGS _IOWR('V', 87, struct v4l2_dv_timings) 1959 #define VIDIOC_G_DV_TIMINGS _IOWR('V', 88, struct v4l2_dv_timings) 1960 #define VIDIOC_DQEVENT _IOR('V', 89, struct v4l2_event) 1961 #define VIDIOC_SUBSCRIBE_EVENT _IOW('V', 90, struct v4l2_event_subscription) 1962 #define VIDIOC_UNSUBSCRIBE_EVENT _IOW('V', 91, struct v4l2_event_subscription) 1963 1964 /* Experimental, the below two ioctls may change over the next couple of kernel 1965 versions */ 1966 #define VIDIOC_CREATE_BUFS _IOWR('V', 92, struct v4l2_create_buffers) 1967 #define VIDIOC_PREPARE_BUF _IOWR('V', 93, struct v4l2_buffer) 1968 1969 /* Experimental selection API */ 1970 #define VIDIOC_G_SELECTION _IOWR('V', 94, struct v4l2_selection) 1971 #define VIDIOC_S_SELECTION _IOWR('V', 95, struct v4l2_selection) 1972 1973 /* Experimental, these two ioctls may change over the next couple of kernel 1974 versions. */ 1975 #define VIDIOC_DECODER_CMD _IOWR('V', 96, struct v4l2_decoder_cmd) 1976 #define VIDIOC_TRY_DECODER_CMD _IOWR('V', 97, struct v4l2_decoder_cmd) 1977 1978 /* Experimental, these three ioctls may change over the next couple of kernel 1979 versions. */ 1980 #define VIDIOC_ENUM_DV_TIMINGS _IOWR('V', 98, struct v4l2_enum_dv_timings) 1981 #define VIDIOC_QUERY_DV_TIMINGS _IOR('V', 99, struct v4l2_dv_timings) 1982 #define VIDIOC_DV_TIMINGS_CAP _IOWR('V', 100, struct v4l2_dv_timings_cap) 1983 1984 /* Experimental, this ioctl may change over the next couple of kernel 1985 versions. */ 1986 #define VIDIOC_ENUM_FREQ_BANDS _IOWR('V', 101, struct v4l2_frequency_band) 1987 1988 /* Reminder: when adding new ioctls please add support for them to 1989 drivers/media/video/v4l2-compat-ioctl32.c as well! */ 1990 1991 #define BASE_VIDIOC_PRIVATE 192 /* 192-255 are private */ 1992 1993 #endif /* __LINUX_VIDEODEV2_H */ 1994