1 /* SPDX-License-Identifier: ((GPL-2.0+ WITH Linux-syscall-note) OR BSD-3-Clause) */ 2 /* 3 * Video for Linux Two header file 4 * 5 * Copyright (C) 1999-2012 the contributors 6 * 7 * This program is free software; you can redistribute it and/or modify 8 * it under the terms of the GNU General Public License as published by 9 * the Free Software Foundation; either version 2 of the License, or 10 * (at your option) any later version. 11 * 12 * This program is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * GNU General Public License for more details. 16 * 17 * Alternatively you can redistribute this file under the terms of the 18 * BSD license as stated below: 19 * 20 * Redistribution and use in source and binary forms, with or without 21 * modification, are permitted provided that the following conditions 22 * are met: 23 * 1. Redistributions of source code must retain the above copyright 24 * notice, this list of conditions and the following disclaimer. 25 * 2. Redistributions in binary form must reproduce the above copyright 26 * notice, this list of conditions and the following disclaimer in 27 * the documentation and/or other materials provided with the 28 * distribution. 29 * 3. The names of its contributors may not be used to endorse or promote 30 * products derived from this software without specific prior written 31 * permission. 32 * 33 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 34 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 35 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 36 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 37 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 38 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED 39 * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 40 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 41 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 42 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 43 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 44 * 45 * Header file for v4l or V4L2 drivers and applications 46 * with public API. 47 * All kernel-specific stuff were moved to media/v4l2-dev.h, so 48 * no #if __KERNEL tests are allowed here 49 * 50 * See https://linuxtv.org for more info 51 * 52 * Author: Bill Dirks <bill@thedirks.org> 53 * Justin Schoeman 54 * Hans Verkuil <hverkuil@xs4all.nl> 55 * et al. 56 */ 57 #ifndef __LINUX_VIDEODEV2_H 58 #define __LINUX_VIDEODEV2_H 59 60 #include <sys/time.h> 61 62 #include <linux/ioctl.h> 63 #include <linux/types.h> 64 #include <linux/v4l2-common.h> 65 #include <linux/v4l2-controls.h> 66 67 /* 68 * Common stuff for both V4L1 and V4L2 69 * Moved from videodev.h 70 */ 71 #define VIDEO_MAX_FRAME 64 72 #define VIDEO_MAX_PLANES 8 73 74 /* 75 * M I S C E L L A N E O U S 76 */ 77 78 /* Four-character-code (FOURCC) */ 79 #define v4l2_fourcc(a, b, c, d)\ 80 ((__u32)(a) | ((__u32)(b) << 8) | ((__u32)(c) << 16) | ((__u32)(d) << 24)) 81 #define v4l2_fourcc_be(a, b, c, d) (v4l2_fourcc(a, b, c, d) | (1 << 31)) 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 #define V4L2_FIELD_HAS_T_OR_B(field) \ 128 ((field) == V4L2_FIELD_BOTTOM ||\ 129 (field) == V4L2_FIELD_TOP ||\ 130 (field) == V4L2_FIELD_ALTERNATE) 131 132 enum v4l2_buf_type { 133 V4L2_BUF_TYPE_VIDEO_CAPTURE = 1, 134 V4L2_BUF_TYPE_VIDEO_OUTPUT = 2, 135 V4L2_BUF_TYPE_VIDEO_OVERLAY = 3, 136 V4L2_BUF_TYPE_VBI_CAPTURE = 4, 137 V4L2_BUF_TYPE_VBI_OUTPUT = 5, 138 V4L2_BUF_TYPE_SLICED_VBI_CAPTURE = 6, 139 V4L2_BUF_TYPE_SLICED_VBI_OUTPUT = 7, 140 V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY = 8, 141 V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE = 9, 142 V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE = 10, 143 V4L2_BUF_TYPE_SDR_CAPTURE = 11, 144 V4L2_BUF_TYPE_SDR_OUTPUT = 12, 145 V4L2_BUF_TYPE_META_CAPTURE = 13, 146 /* Deprecated, do not use */ 147 V4L2_BUF_TYPE_PRIVATE = 0x80, 148 }; 149 150 #define V4L2_TYPE_IS_MULTIPLANAR(type) \ 151 ((type) == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE \ 152 || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) 153 154 #define V4L2_TYPE_IS_OUTPUT(type) \ 155 ((type) == V4L2_BUF_TYPE_VIDEO_OUTPUT \ 156 || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE \ 157 || (type) == V4L2_BUF_TYPE_VIDEO_OVERLAY \ 158 || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY \ 159 || (type) == V4L2_BUF_TYPE_VBI_OUTPUT \ 160 || (type) == V4L2_BUF_TYPE_SLICED_VBI_OUTPUT \ 161 || (type) == V4L2_BUF_TYPE_SDR_OUTPUT) 162 163 enum v4l2_tuner_type { 164 V4L2_TUNER_RADIO = 1, 165 V4L2_TUNER_ANALOG_TV = 2, 166 V4L2_TUNER_DIGITAL_TV = 3, 167 V4L2_TUNER_SDR = 4, 168 V4L2_TUNER_RF = 5, 169 }; 170 171 /* Deprecated, do not use */ 172 #define V4L2_TUNER_ADC V4L2_TUNER_SDR 173 174 enum v4l2_memory { 175 V4L2_MEMORY_MMAP = 1, 176 V4L2_MEMORY_USERPTR = 2, 177 V4L2_MEMORY_OVERLAY = 3, 178 V4L2_MEMORY_DMABUF = 4, 179 }; 180 181 /* see also http://vektor.theorem.ca/graphics/ycbcr/ */ 182 enum v4l2_colorspace { 183 /* 184 * Default colorspace, i.e. let the driver figure it out. 185 * Can only be used with video capture. 186 */ 187 V4L2_COLORSPACE_DEFAULT = 0, 188 189 /* SMPTE 170M: used for broadcast NTSC/PAL SDTV */ 190 V4L2_COLORSPACE_SMPTE170M = 1, 191 192 /* Obsolete pre-1998 SMPTE 240M HDTV standard, superseded by Rec 709 */ 193 V4L2_COLORSPACE_SMPTE240M = 2, 194 195 /* Rec.709: used for HDTV */ 196 V4L2_COLORSPACE_REC709 = 3, 197 198 /* 199 * Deprecated, do not use. No driver will ever return this. This was 200 * based on a misunderstanding of the bt878 datasheet. 201 */ 202 V4L2_COLORSPACE_BT878 = 4, 203 204 /* 205 * NTSC 1953 colorspace. This only makes sense when dealing with 206 * really, really old NTSC recordings. Superseded by SMPTE 170M. 207 */ 208 V4L2_COLORSPACE_470_SYSTEM_M = 5, 209 210 /* 211 * EBU Tech 3213 PAL/SECAM colorspace. This only makes sense when 212 * dealing with really old PAL/SECAM recordings. Superseded by 213 * SMPTE 170M. 214 */ 215 V4L2_COLORSPACE_470_SYSTEM_BG = 6, 216 217 /* 218 * Effectively shorthand for V4L2_COLORSPACE_SRGB, V4L2_YCBCR_ENC_601 219 * and V4L2_QUANTIZATION_FULL_RANGE. To be used for (Motion-)JPEG. 220 */ 221 V4L2_COLORSPACE_JPEG = 7, 222 223 /* For RGB colorspaces such as produces by most webcams. */ 224 V4L2_COLORSPACE_SRGB = 8, 225 226 /* opRGB colorspace */ 227 V4L2_COLORSPACE_OPRGB = 9, 228 229 /* BT.2020 colorspace, used for UHDTV. */ 230 V4L2_COLORSPACE_BT2020 = 10, 231 232 /* Raw colorspace: for RAW unprocessed images */ 233 V4L2_COLORSPACE_RAW = 11, 234 235 /* DCI-P3 colorspace, used by cinema projectors */ 236 V4L2_COLORSPACE_DCI_P3 = 12, 237 }; 238 239 /* 240 * Determine how COLORSPACE_DEFAULT should map to a proper colorspace. 241 * This depends on whether this is a SDTV image (use SMPTE 170M), an 242 * HDTV image (use Rec. 709), or something else (use sRGB). 243 */ 244 #define V4L2_MAP_COLORSPACE_DEFAULT(is_sdtv, is_hdtv) \ 245 ((is_sdtv) ? V4L2_COLORSPACE_SMPTE170M : \ 246 ((is_hdtv) ? V4L2_COLORSPACE_REC709 : V4L2_COLORSPACE_SRGB)) 247 248 enum v4l2_xfer_func { 249 /* 250 * Mapping of V4L2_XFER_FUNC_DEFAULT to actual transfer functions 251 * for the various colorspaces: 252 * 253 * V4L2_COLORSPACE_SMPTE170M, V4L2_COLORSPACE_470_SYSTEM_M, 254 * V4L2_COLORSPACE_470_SYSTEM_BG, V4L2_COLORSPACE_REC709 and 255 * V4L2_COLORSPACE_BT2020: V4L2_XFER_FUNC_709 256 * 257 * V4L2_COLORSPACE_SRGB, V4L2_COLORSPACE_JPEG: V4L2_XFER_FUNC_SRGB 258 * 259 * V4L2_COLORSPACE_OPRGB: V4L2_XFER_FUNC_OPRGB 260 * 261 * V4L2_COLORSPACE_SMPTE240M: V4L2_XFER_FUNC_SMPTE240M 262 * 263 * V4L2_COLORSPACE_RAW: V4L2_XFER_FUNC_NONE 264 * 265 * V4L2_COLORSPACE_DCI_P3: V4L2_XFER_FUNC_DCI_P3 266 */ 267 V4L2_XFER_FUNC_DEFAULT = 0, 268 V4L2_XFER_FUNC_709 = 1, 269 V4L2_XFER_FUNC_SRGB = 2, 270 V4L2_XFER_FUNC_OPRGB = 3, 271 V4L2_XFER_FUNC_SMPTE240M = 4, 272 V4L2_XFER_FUNC_NONE = 5, 273 V4L2_XFER_FUNC_DCI_P3 = 6, 274 V4L2_XFER_FUNC_SMPTE2084 = 7, 275 }; 276 277 /* 278 * Determine how XFER_FUNC_DEFAULT should map to a proper transfer function. 279 * This depends on the colorspace. 280 */ 281 #define V4L2_MAP_XFER_FUNC_DEFAULT(colsp) \ 282 ((colsp) == V4L2_COLORSPACE_OPRGB ? V4L2_XFER_FUNC_OPRGB : \ 283 ((colsp) == V4L2_COLORSPACE_SMPTE240M ? V4L2_XFER_FUNC_SMPTE240M : \ 284 ((colsp) == V4L2_COLORSPACE_DCI_P3 ? V4L2_XFER_FUNC_DCI_P3 : \ 285 ((colsp) == V4L2_COLORSPACE_RAW ? V4L2_XFER_FUNC_NONE : \ 286 ((colsp) == V4L2_COLORSPACE_SRGB || (colsp) == V4L2_COLORSPACE_JPEG ? \ 287 V4L2_XFER_FUNC_SRGB : V4L2_XFER_FUNC_709))))) 288 289 enum v4l2_ycbcr_encoding { 290 /* 291 * Mapping of V4L2_YCBCR_ENC_DEFAULT to actual encodings for the 292 * various colorspaces: 293 * 294 * V4L2_COLORSPACE_SMPTE170M, V4L2_COLORSPACE_470_SYSTEM_M, 295 * V4L2_COLORSPACE_470_SYSTEM_BG, V4L2_COLORSPACE_SRGB, 296 * V4L2_COLORSPACE_OPRGB and V4L2_COLORSPACE_JPEG: V4L2_YCBCR_ENC_601 297 * 298 * V4L2_COLORSPACE_REC709 and V4L2_COLORSPACE_DCI_P3: V4L2_YCBCR_ENC_709 299 * 300 * V4L2_COLORSPACE_BT2020: V4L2_YCBCR_ENC_BT2020 301 * 302 * V4L2_COLORSPACE_SMPTE240M: V4L2_YCBCR_ENC_SMPTE240M 303 */ 304 V4L2_YCBCR_ENC_DEFAULT = 0, 305 306 /* ITU-R 601 -- SDTV */ 307 V4L2_YCBCR_ENC_601 = 1, 308 309 /* Rec. 709 -- HDTV */ 310 V4L2_YCBCR_ENC_709 = 2, 311 312 /* ITU-R 601/EN 61966-2-4 Extended Gamut -- SDTV */ 313 V4L2_YCBCR_ENC_XV601 = 3, 314 315 /* Rec. 709/EN 61966-2-4 Extended Gamut -- HDTV */ 316 V4L2_YCBCR_ENC_XV709 = 4, 317 318 /* 319 * sYCC (Y'CbCr encoding of sRGB), identical to ENC_601. It was added 320 * originally due to a misunderstanding of the sYCC standard. It should 321 * not be used, instead use V4L2_YCBCR_ENC_601. 322 */ 323 V4L2_YCBCR_ENC_SYCC = 5, 324 325 /* BT.2020 Non-constant Luminance Y'CbCr */ 326 V4L2_YCBCR_ENC_BT2020 = 6, 327 328 /* BT.2020 Constant Luminance Y'CbcCrc */ 329 V4L2_YCBCR_ENC_BT2020_CONST_LUM = 7, 330 331 /* SMPTE 240M -- Obsolete HDTV */ 332 V4L2_YCBCR_ENC_SMPTE240M = 8, 333 }; 334 335 /* 336 * enum v4l2_hsv_encoding values should not collide with the ones from 337 * enum v4l2_ycbcr_encoding. 338 */ 339 enum v4l2_hsv_encoding { 340 341 /* Hue mapped to 0 - 179 */ 342 V4L2_HSV_ENC_180 = 128, 343 344 /* Hue mapped to 0-255 */ 345 V4L2_HSV_ENC_256 = 129, 346 }; 347 348 /* 349 * Determine how YCBCR_ENC_DEFAULT should map to a proper Y'CbCr encoding. 350 * This depends on the colorspace. 351 */ 352 #define V4L2_MAP_YCBCR_ENC_DEFAULT(colsp) \ 353 (((colsp) == V4L2_COLORSPACE_REC709 || \ 354 (colsp) == V4L2_COLORSPACE_DCI_P3) ? V4L2_YCBCR_ENC_709 : \ 355 ((colsp) == V4L2_COLORSPACE_BT2020 ? V4L2_YCBCR_ENC_BT2020 : \ 356 ((colsp) == V4L2_COLORSPACE_SMPTE240M ? V4L2_YCBCR_ENC_SMPTE240M : \ 357 V4L2_YCBCR_ENC_601))) 358 359 enum v4l2_quantization { 360 /* 361 * The default for R'G'B' quantization is always full range. 362 * For Y'CbCr the quantization is always limited range, except 363 * for COLORSPACE_JPEG: this is full range. 364 */ 365 V4L2_QUANTIZATION_DEFAULT = 0, 366 V4L2_QUANTIZATION_FULL_RANGE = 1, 367 V4L2_QUANTIZATION_LIM_RANGE = 2, 368 }; 369 370 /* 371 * Determine how QUANTIZATION_DEFAULT should map to a proper quantization. 372 * This depends on whether the image is RGB or not, the colorspace. 373 * The Y'CbCr encoding is not used anymore, but is still there for backwards 374 * compatibility. 375 */ 376 #define V4L2_MAP_QUANTIZATION_DEFAULT(is_rgb_or_hsv, colsp, ycbcr_enc) \ 377 (((is_rgb_or_hsv) || (colsp) == V4L2_COLORSPACE_JPEG) ? \ 378 V4L2_QUANTIZATION_FULL_RANGE : V4L2_QUANTIZATION_LIM_RANGE) 379 380 /* 381 * Deprecated names for opRGB colorspace (IEC 61966-2-5) 382 * 383 * WARNING: Please don't use these deprecated defines in your code, as 384 * there is a chance we have to remove them in the future. 385 */ 386 #define V4L2_COLORSPACE_ADOBERGB V4L2_COLORSPACE_OPRGB 387 #define V4L2_XFER_FUNC_ADOBERGB V4L2_XFER_FUNC_OPRGB 388 389 enum v4l2_priority { 390 V4L2_PRIORITY_UNSET = 0, /* not initialized */ 391 V4L2_PRIORITY_BACKGROUND = 1, 392 V4L2_PRIORITY_INTERACTIVE = 2, 393 V4L2_PRIORITY_RECORD = 3, 394 V4L2_PRIORITY_DEFAULT = V4L2_PRIORITY_INTERACTIVE, 395 }; 396 397 struct v4l2_rect { 398 __s32 left; 399 __s32 top; 400 __u32 width; 401 __u32 height; 402 }; 403 404 struct v4l2_fract { 405 __u32 numerator; 406 __u32 denominator; 407 }; 408 409 /** 410 * struct v4l2_capability - Describes V4L2 device caps returned by VIDIOC_QUERYCAP 411 * 412 * @driver: name of the driver module (e.g. "bttv") 413 * @card: name of the card (e.g. "Hauppauge WinTV") 414 * @bus_info: name of the bus (e.g. "PCI:" + pci_name(pci_dev) ) 415 * @version: KERNEL_VERSION 416 * @capabilities: capabilities of the physical device as a whole 417 * @device_caps: capabilities accessed via this particular device (node) 418 * @reserved: reserved fields for future extensions 419 */ 420 struct v4l2_capability { 421 __u8 driver[16]; 422 __u8 card[32]; 423 __u8 bus_info[32]; 424 __u32 version; 425 __u32 capabilities; 426 __u32 device_caps; 427 __u32 reserved[3]; 428 }; 429 430 /* Values for 'capabilities' field */ 431 #define V4L2_CAP_VIDEO_CAPTURE 0x00000001 /* Is a video capture device */ 432 #define V4L2_CAP_VIDEO_OUTPUT 0x00000002 /* Is a video output device */ 433 #define V4L2_CAP_VIDEO_OVERLAY 0x00000004 /* Can do video overlay */ 434 #define V4L2_CAP_VBI_CAPTURE 0x00000010 /* Is a raw VBI capture device */ 435 #define V4L2_CAP_VBI_OUTPUT 0x00000020 /* Is a raw VBI output device */ 436 #define V4L2_CAP_SLICED_VBI_CAPTURE 0x00000040 /* Is a sliced VBI capture device */ 437 #define V4L2_CAP_SLICED_VBI_OUTPUT 0x00000080 /* Is a sliced VBI output device */ 438 #define V4L2_CAP_RDS_CAPTURE 0x00000100 /* RDS data capture */ 439 #define V4L2_CAP_VIDEO_OUTPUT_OVERLAY 0x00000200 /* Can do video output overlay */ 440 #define V4L2_CAP_HW_FREQ_SEEK 0x00000400 /* Can do hardware frequency seek */ 441 #define V4L2_CAP_RDS_OUTPUT 0x00000800 /* Is an RDS encoder */ 442 443 /* Is a video capture device that supports multiplanar formats */ 444 #define V4L2_CAP_VIDEO_CAPTURE_MPLANE 0x00001000 445 /* Is a video output device that supports multiplanar formats */ 446 #define V4L2_CAP_VIDEO_OUTPUT_MPLANE 0x00002000 447 /* Is a video mem-to-mem device that supports multiplanar formats */ 448 #define V4L2_CAP_VIDEO_M2M_MPLANE 0x00004000 449 /* Is a video mem-to-mem device */ 450 #define V4L2_CAP_VIDEO_M2M 0x00008000 451 452 #define V4L2_CAP_TUNER 0x00010000 /* has a tuner */ 453 #define V4L2_CAP_AUDIO 0x00020000 /* has audio support */ 454 #define V4L2_CAP_RADIO 0x00040000 /* is a radio device */ 455 #define V4L2_CAP_MODULATOR 0x00080000 /* has a modulator */ 456 457 #define V4L2_CAP_SDR_CAPTURE 0x00100000 /* Is a SDR capture device */ 458 #define V4L2_CAP_EXT_PIX_FORMAT 0x00200000 /* Supports the extended pixel format */ 459 #define V4L2_CAP_SDR_OUTPUT 0x00400000 /* Is a SDR output device */ 460 #define V4L2_CAP_META_CAPTURE 0x00800000 /* Is a metadata capture device */ 461 462 #define V4L2_CAP_READWRITE 0x01000000 /* read/write systemcalls */ 463 #define V4L2_CAP_ASYNCIO 0x02000000 /* async I/O */ 464 #define V4L2_CAP_STREAMING 0x04000000 /* streaming I/O ioctls */ 465 466 #define V4L2_CAP_TOUCH 0x10000000 /* Is a touch device */ 467 468 #define V4L2_CAP_DEVICE_CAPS 0x80000000 /* sets device capabilities field */ 469 470 /* 471 * V I D E O I M A G E F O R M A T 472 */ 473 struct v4l2_pix_format { 474 __u32 width; 475 __u32 height; 476 __u32 pixelformat; 477 __u32 field; /* enum v4l2_field */ 478 __u32 bytesperline; /* for padding, zero if unused */ 479 __u32 sizeimage; 480 __u32 colorspace; /* enum v4l2_colorspace */ 481 __u32 priv; /* private data, depends on pixelformat */ 482 __u32 flags; /* format flags (V4L2_PIX_FMT_FLAG_*) */ 483 union { 484 /* enum v4l2_ycbcr_encoding */ 485 __u32 ycbcr_enc; 486 /* enum v4l2_hsv_encoding */ 487 __u32 hsv_enc; 488 }; 489 __u32 quantization; /* enum v4l2_quantization */ 490 __u32 xfer_func; /* enum v4l2_xfer_func */ 491 }; 492 493 /* Pixel format FOURCC depth Description */ 494 495 /* RGB formats */ 496 #define V4L2_PIX_FMT_RGB332 v4l2_fourcc('R', 'G', 'B', '1') /* 8 RGB-3-3-2 */ 497 #define V4L2_PIX_FMT_RGB444 v4l2_fourcc('R', '4', '4', '4') /* 16 xxxxrrrr ggggbbbb */ 498 #define V4L2_PIX_FMT_ARGB444 v4l2_fourcc('A', 'R', '1', '2') /* 16 aaaarrrr ggggbbbb */ 499 #define V4L2_PIX_FMT_XRGB444 v4l2_fourcc('X', 'R', '1', '2') /* 16 xxxxrrrr ggggbbbb */ 500 #define V4L2_PIX_FMT_RGB555 v4l2_fourcc('R', 'G', 'B', 'O') /* 16 RGB-5-5-5 */ 501 #define V4L2_PIX_FMT_ARGB555 v4l2_fourcc('A', 'R', '1', '5') /* 16 ARGB-1-5-5-5 */ 502 #define V4L2_PIX_FMT_XRGB555 v4l2_fourcc('X', 'R', '1', '5') /* 16 XRGB-1-5-5-5 */ 503 #define V4L2_PIX_FMT_RGB565 v4l2_fourcc('R', 'G', 'B', 'P') /* 16 RGB-5-6-5 */ 504 #define V4L2_PIX_FMT_RGB555X v4l2_fourcc('R', 'G', 'B', 'Q') /* 16 RGB-5-5-5 BE */ 505 #define V4L2_PIX_FMT_ARGB555X v4l2_fourcc_be('A', 'R', '1', '5') /* 16 ARGB-5-5-5 BE */ 506 #define V4L2_PIX_FMT_XRGB555X v4l2_fourcc_be('X', 'R', '1', '5') /* 16 XRGB-5-5-5 BE */ 507 #define V4L2_PIX_FMT_RGB565X v4l2_fourcc('R', 'G', 'B', 'R') /* 16 RGB-5-6-5 BE */ 508 #define V4L2_PIX_FMT_BGR666 v4l2_fourcc('B', 'G', 'R', 'H') /* 18 BGR-6-6-6 */ 509 #define V4L2_PIX_FMT_BGR24 v4l2_fourcc('B', 'G', 'R', '3') /* 24 BGR-8-8-8 */ 510 #define V4L2_PIX_FMT_RGB24 v4l2_fourcc('R', 'G', 'B', '3') /* 24 RGB-8-8-8 */ 511 #define V4L2_PIX_FMT_BGR32 v4l2_fourcc('B', 'G', 'R', '4') /* 32 BGR-8-8-8-8 */ 512 #define V4L2_PIX_FMT_ABGR32 v4l2_fourcc('A', 'R', '2', '4') /* 32 BGRA-8-8-8-8 */ 513 #define V4L2_PIX_FMT_XBGR32 v4l2_fourcc('X', 'R', '2', '4') /* 32 BGRX-8-8-8-8 */ 514 #define V4L2_PIX_FMT_RGB32 v4l2_fourcc('R', 'G', 'B', '4') /* 32 RGB-8-8-8-8 */ 515 #define V4L2_PIX_FMT_ARGB32 v4l2_fourcc('B', 'A', '2', '4') /* 32 ARGB-8-8-8-8 */ 516 #define V4L2_PIX_FMT_XRGB32 v4l2_fourcc('B', 'X', '2', '4') /* 32 XRGB-8-8-8-8 */ 517 #define V4L2_PIX_FMT_RGBA8888_UBWC v4l2_fourcc('Q', 'R', 'G', 'B') 518 519 /* Grey formats */ 520 #define V4L2_PIX_FMT_GREY v4l2_fourcc('G', 'R', 'E', 'Y') /* 8 Greyscale */ 521 #define V4L2_PIX_FMT_Y4 v4l2_fourcc('Y', '0', '4', ' ') /* 4 Greyscale */ 522 #define V4L2_PIX_FMT_Y6 v4l2_fourcc('Y', '0', '6', ' ') /* 6 Greyscale */ 523 #define V4L2_PIX_FMT_Y10 v4l2_fourcc('Y', '1', '0', ' ') /* 10 Greyscale */ 524 #define V4L2_PIX_FMT_Y12 v4l2_fourcc('Y', '1', '2', ' ') /* 12 Greyscale */ 525 #define V4L2_PIX_FMT_Y16 v4l2_fourcc('Y', '1', '6', ' ') /* 16 Greyscale */ 526 #define V4L2_PIX_FMT_Y16_BE v4l2_fourcc_be('Y', '1', '6', ' ') /* 16 Greyscale BE */ 527 528 /* Grey bit-packed formats */ 529 #define V4L2_PIX_FMT_Y10BPACK v4l2_fourcc('Y', '1', '0', 'B') /* 10 Greyscale bit-packed */ 530 #define V4L2_PIX_FMT_Y10P v4l2_fourcc('Y', '1', '0', 'P') /* 10 Greyscale, MIPI RAW10 packed */ 531 532 /* Palette formats */ 533 #define V4L2_PIX_FMT_PAL8 v4l2_fourcc('P', 'A', 'L', '8') /* 8 8-bit palette */ 534 535 /* Chrominance formats */ 536 #define V4L2_PIX_FMT_UV8 v4l2_fourcc('U', 'V', '8', ' ') /* 8 UV 4:4 */ 537 538 /* Luminance+Chrominance formats */ 539 #define V4L2_PIX_FMT_YUYV v4l2_fourcc('Y', 'U', 'Y', 'V') /* 16 YUV 4:2:2 */ 540 #define V4L2_PIX_FMT_YYUV v4l2_fourcc('Y', 'Y', 'U', 'V') /* 16 YUV 4:2:2 */ 541 #define V4L2_PIX_FMT_YVYU v4l2_fourcc('Y', 'V', 'Y', 'U') /* 16 YVU 4:2:2 */ 542 #define V4L2_PIX_FMT_UYVY v4l2_fourcc('U', 'Y', 'V', 'Y') /* 16 YUV 4:2:2 */ 543 #define V4L2_PIX_FMT_VYUY v4l2_fourcc('V', 'Y', 'U', 'Y') /* 16 YUV 4:2:2 */ 544 #define V4L2_PIX_FMT_Y41P v4l2_fourcc('Y', '4', '1', 'P') /* 12 YUV 4:1:1 */ 545 #define V4L2_PIX_FMT_YUV444 v4l2_fourcc('Y', '4', '4', '4') /* 16 xxxxyyyy uuuuvvvv */ 546 #define V4L2_PIX_FMT_YUV555 v4l2_fourcc('Y', 'U', 'V', 'O') /* 16 YUV-5-5-5 */ 547 #define V4L2_PIX_FMT_YUV565 v4l2_fourcc('Y', 'U', 'V', 'P') /* 16 YUV-5-6-5 */ 548 #define V4L2_PIX_FMT_YUV32 v4l2_fourcc('Y', 'U', 'V', '4') /* 32 YUV-8-8-8-8 */ 549 #define V4L2_PIX_FMT_HI240 v4l2_fourcc('H', 'I', '2', '4') /* 8 8-bit color */ 550 #define V4L2_PIX_FMT_HM12 v4l2_fourcc('H', 'M', '1', '2') /* 8 YUV 4:2:0 16x16 macroblocks */ 551 #define V4L2_PIX_FMT_M420 v4l2_fourcc('M', '4', '2', '0') /* 12 YUV 4:2:0 2 lines y, 1 line uv interleaved */ 552 553 /* two planes -- one Y, one Cr + Cb interleaved */ 554 #define V4L2_PIX_FMT_NV12 v4l2_fourcc('N', 'V', '1', '2') /* 12 Y/CbCr 4:2:0 */ 555 #define V4L2_PIX_FMT_NV21 v4l2_fourcc('N', 'V', '2', '1') /* 12 Y/CrCb 4:2:0 */ 556 #define V4L2_PIX_FMT_NV16 v4l2_fourcc('N', 'V', '1', '6') /* 16 Y/CbCr 4:2:2 */ 557 #define V4L2_PIX_FMT_NV61 v4l2_fourcc('N', 'V', '6', '1') /* 16 Y/CrCb 4:2:2 */ 558 #define V4L2_PIX_FMT_NV24 v4l2_fourcc('N', 'V', '2', '4') /* 24 Y/CbCr 4:4:4 */ 559 #define V4L2_PIX_FMT_NV42 v4l2_fourcc('N', 'V', '4', '2') /* 24 Y/CrCb 4:4:4 */ 560 561 /* NV12_512 8-bit Y/CbCr 4:2:0 */ 562 #define V4L2_PIX_FMT_NV12_512 v4l2_fourcc('Q', '5', '1', '2') 563 564 /* UBWC 8-bit Y/CbCr 4:2:0 */ 565 #define V4L2_PIX_FMT_NV12_UBWC v4l2_fourcc('Q', '1', '2', '8') 566 /* UBWC 10-bit Y/CbCr 4:2:0 */ 567 #define V4L2_PIX_FMT_NV12_TP10_UBWC v4l2_fourcc('Q', '1', '2', 'A') 568 #define V4L2_PIX_FMT_NV12_P010_UBWC v4l2_fourcc('Q', '1', '2', 'B') 569 570 /* two non contiguous planes - one Y, one Cr + Cb interleaved */ 571 #define V4L2_PIX_FMT_NV12M v4l2_fourcc('N', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 */ 572 #define V4L2_PIX_FMT_NV21M v4l2_fourcc('N', 'M', '2', '1') /* 21 Y/CrCb 4:2:0 */ 573 #define V4L2_PIX_FMT_NV16M v4l2_fourcc('N', 'M', '1', '6') /* 16 Y/CbCr 4:2:2 */ 574 #define V4L2_PIX_FMT_NV61M v4l2_fourcc('N', 'M', '6', '1') /* 16 Y/CrCb 4:2:2 */ 575 #define V4L2_PIX_FMT_NV12MT v4l2_fourcc('T', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 64x32 macroblocks */ 576 #define V4L2_PIX_FMT_NV12MT_16X16 v4l2_fourcc('V', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 16x16 macroblocks */ 577 578 /* three planes - Y Cb, Cr */ 579 #define V4L2_PIX_FMT_YUV410 v4l2_fourcc('Y', 'U', 'V', '9') /* 9 YUV 4:1:0 */ 580 #define V4L2_PIX_FMT_YVU410 v4l2_fourcc('Y', 'V', 'U', '9') /* 9 YVU 4:1:0 */ 581 #define V4L2_PIX_FMT_YUV411P v4l2_fourcc('4', '1', '1', 'P') /* 12 YVU411 planar */ 582 #define V4L2_PIX_FMT_YUV420 v4l2_fourcc('Y', 'U', '1', '2') /* 12 YUV 4:2:0 */ 583 #define V4L2_PIX_FMT_YVU420 v4l2_fourcc('Y', 'V', '1', '2') /* 12 YVU 4:2:0 */ 584 #define V4L2_PIX_FMT_YUV422P v4l2_fourcc('4', '2', '2', 'P') /* 16 YVU422 planar */ 585 586 /* three non contiguous planes - Y, Cb, Cr */ 587 #define V4L2_PIX_FMT_YUV420M v4l2_fourcc('Y', 'M', '1', '2') /* 12 YUV420 planar */ 588 #define V4L2_PIX_FMT_YVU420M v4l2_fourcc('Y', 'M', '2', '1') /* 12 YVU420 planar */ 589 #define V4L2_PIX_FMT_YUV422M v4l2_fourcc('Y', 'M', '1', '6') /* 16 YUV422 planar */ 590 #define V4L2_PIX_FMT_YVU422M v4l2_fourcc('Y', 'M', '6', '1') /* 16 YVU422 planar */ 591 #define V4L2_PIX_FMT_YUV444M v4l2_fourcc('Y', 'M', '2', '4') /* 24 YUV444 planar */ 592 #define V4L2_PIX_FMT_YVU444M v4l2_fourcc('Y', 'M', '4', '2') /* 24 YVU444 planar */ 593 594 /* Bayer formats - see http://www.siliconimaging.com/RGB%20Bayer.htm */ 595 #define V4L2_PIX_FMT_SBGGR8 v4l2_fourcc('B', 'A', '8', '1') /* 8 BGBG.. GRGR.. */ 596 #define V4L2_PIX_FMT_SGBRG8 v4l2_fourcc('G', 'B', 'R', 'G') /* 8 GBGB.. RGRG.. */ 597 #define V4L2_PIX_FMT_SGRBG8 v4l2_fourcc('G', 'R', 'B', 'G') /* 8 GRGR.. BGBG.. */ 598 #define V4L2_PIX_FMT_SRGGB8 v4l2_fourcc('R', 'G', 'G', 'B') /* 8 RGRG.. GBGB.. */ 599 #define V4L2_PIX_FMT_SBGGR10 v4l2_fourcc('B', 'G', '1', '0') /* 10 BGBG.. GRGR.. */ 600 #define V4L2_PIX_FMT_SGBRG10 v4l2_fourcc('G', 'B', '1', '0') /* 10 GBGB.. RGRG.. */ 601 #define V4L2_PIX_FMT_SGRBG10 v4l2_fourcc('B', 'A', '1', '0') /* 10 GRGR.. BGBG.. */ 602 #define V4L2_PIX_FMT_SRGGB10 v4l2_fourcc('R', 'G', '1', '0') /* 10 RGRG.. GBGB.. */ 603 /* 10bit raw bayer packed, 5 bytes for every 4 pixels */ 604 #define V4L2_PIX_FMT_SBGGR10P v4l2_fourcc('p', 'B', 'A', 'A') 605 #define V4L2_PIX_FMT_SGBRG10P v4l2_fourcc('p', 'G', 'A', 'A') 606 #define V4L2_PIX_FMT_SGRBG10P v4l2_fourcc('p', 'g', 'A', 'A') 607 #define V4L2_PIX_FMT_SRGGB10P v4l2_fourcc('p', 'R', 'A', 'A') 608 /* 10bit raw bayer a-law compressed to 8 bits */ 609 #define V4L2_PIX_FMT_SBGGR10ALAW8 v4l2_fourcc('a', 'B', 'A', '8') 610 #define V4L2_PIX_FMT_SGBRG10ALAW8 v4l2_fourcc('a', 'G', 'A', '8') 611 #define V4L2_PIX_FMT_SGRBG10ALAW8 v4l2_fourcc('a', 'g', 'A', '8') 612 #define V4L2_PIX_FMT_SRGGB10ALAW8 v4l2_fourcc('a', 'R', 'A', '8') 613 /* 10bit raw bayer DPCM compressed to 8 bits */ 614 #define V4L2_PIX_FMT_SBGGR10DPCM8 v4l2_fourcc('b', 'B', 'A', '8') 615 #define V4L2_PIX_FMT_SGBRG10DPCM8 v4l2_fourcc('b', 'G', 'A', '8') 616 #define V4L2_PIX_FMT_SGRBG10DPCM8 v4l2_fourcc('B', 'D', '1', '0') 617 #define V4L2_PIX_FMT_SRGGB10DPCM8 v4l2_fourcc('b', 'R', 'A', '8') 618 #define V4L2_PIX_FMT_SBGGR12 v4l2_fourcc('B', 'G', '1', '2') /* 12 BGBG.. GRGR.. */ 619 #define V4L2_PIX_FMT_SGBRG12 v4l2_fourcc('G', 'B', '1', '2') /* 12 GBGB.. RGRG.. */ 620 #define V4L2_PIX_FMT_SGRBG12 v4l2_fourcc('B', 'A', '1', '2') /* 12 GRGR.. BGBG.. */ 621 #define V4L2_PIX_FMT_SRGGB12 v4l2_fourcc('R', 'G', '1', '2') /* 12 RGRG.. GBGB.. */ 622 #define V4L2_PIX_FMT_SBGGR10DPCM6 v4l2_fourcc('b', 'B', 'A', '6') 623 #define V4L2_PIX_FMT_SGBRG10DPCM6 v4l2_fourcc('b', 'G', 'A', '6') 624 #define V4L2_PIX_FMT_SGRBG10DPCM6 v4l2_fourcc('B', 'D', '1', '6') 625 #define V4L2_PIX_FMT_SRGGB10DPCM6 v4l2_fourcc('b', 'R', 'A', '6') 626 627 /* 12bit raw bayer packed, 6 bytes for every 4 pixels */ 628 #define V4L2_PIX_FMT_SBGGR12P v4l2_fourcc('p', 'B', 'C', 'C') 629 #define V4L2_PIX_FMT_SGBRG12P v4l2_fourcc('p', 'G', 'C', 'C') 630 #define V4L2_PIX_FMT_SGRBG12P v4l2_fourcc('p', 'g', 'C', 'C') 631 #define V4L2_PIX_FMT_SRGGB12P v4l2_fourcc('p', 'R', 'C', 'C') 632 /* 14bit raw bayer packed, 7 bytes for every 4 pixels */ 633 #define V4L2_PIX_FMT_SBGGR14P v4l2_fourcc('p', 'B', 'E', 'E') 634 #define V4L2_PIX_FMT_SGBRG14P v4l2_fourcc('p', 'G', 'E', 'E') 635 #define V4L2_PIX_FMT_SGRBG14P v4l2_fourcc('p', 'g', 'E', 'E') 636 #define V4L2_PIX_FMT_SRGGB14P v4l2_fourcc('p', 'R', 'E', 'E') 637 #define V4L2_PIX_FMT_SBGGR16 v4l2_fourcc('B', 'Y', 'R', '2') /* 16 BGBG.. GRGR.. */ 638 #define V4L2_PIX_FMT_SGBRG16 v4l2_fourcc('G', 'B', '1', '6') /* 16 GBGB.. RGRG.. */ 639 #define V4L2_PIX_FMT_SGRBG16 v4l2_fourcc('G', 'R', '1', '6') /* 16 GRGR.. BGBG.. */ 640 #define V4L2_PIX_FMT_SRGGB16 v4l2_fourcc('R', 'G', '1', '6') /* 16 RGRG.. GBGB.. */ 641 642 #define V4L2_PIX_FMT_SBGGRPLAIN16 v4l2_fourcc('B', 'G', '1', '6') 643 #define V4L2_PIX_FMT_SGBRGPLAIN16 v4l2_fourcc('G', 'B', '1', '6') 644 #define V4L2_PIX_FMT_SGRBGPLAIN16 v4l2_fourcc('G', 'R', '1', '6') 645 #define V4L2_PIX_FMT_SRGGBPLAIN16 v4l2_fourcc('R', 'G', '1', '6') 646 /* HSV formats */ 647 #define V4L2_PIX_FMT_HSV24 v4l2_fourcc('H', 'S', 'V', '3') 648 #define V4L2_PIX_FMT_HSV32 v4l2_fourcc('H', 'S', 'V', '4') 649 650 /* compressed formats */ 651 #define V4L2_PIX_FMT_MJPEG v4l2_fourcc('M', 'J', 'P', 'G') /* Motion-JPEG */ 652 #define V4L2_PIX_FMT_JPEG v4l2_fourcc('J', 'P', 'E', 'G') /* JFIF JPEG */ 653 #define V4L2_PIX_FMT_DV v4l2_fourcc('d', 'v', 's', 'd') /* 1394 */ 654 #define V4L2_PIX_FMT_MPEG v4l2_fourcc('M', 'P', 'E', 'G') /* MPEG-1/2/4 Multiplexed */ 655 #define V4L2_PIX_FMT_H264 v4l2_fourcc('H', '2', '6', '4') /* H264 with start codes */ 656 #define V4L2_PIX_FMT_H264_NO_SC v4l2_fourcc('A', 'V', 'C', '1') /* H264 without start codes */ 657 #define V4L2_PIX_FMT_H264_MVC v4l2_fourcc('M', '2', '6', '4') /* H264 MVC */ 658 #define V4L2_PIX_FMT_H263 v4l2_fourcc('H', '2', '6', '3') /* H263 */ 659 #define V4L2_PIX_FMT_MPEG1 v4l2_fourcc('M', 'P', 'G', '1') /* MPEG-1 ES */ 660 #define V4L2_PIX_FMT_MPEG2 v4l2_fourcc('M', 'P', 'G', '2') /* MPEG-2 ES */ 661 #define V4L2_PIX_FMT_MPEG4 v4l2_fourcc('M', 'P', 'G', '4') /* MPEG-4 part 2 ES */ 662 #define V4L2_PIX_FMT_XVID v4l2_fourcc('X', 'V', 'I', 'D') /* Xvid */ 663 #define V4L2_PIX_FMT_VC1_ANNEX_G v4l2_fourcc('V', 'C', '1', 'G') /* SMPTE 421M Annex G compliant stream */ 664 #define V4L2_PIX_FMT_VC1_ANNEX_L v4l2_fourcc('V', 'C', '1', 'L') /* SMPTE 421M Annex L compliant stream */ 665 #define V4L2_PIX_FMT_VP8 v4l2_fourcc('V', 'P', '8', '0') /* VP8 */ 666 #define V4L2_PIX_FMT_VP9 v4l2_fourcc('V', 'P', '9', '0') /* VP9 */ 667 #define V4L2_PIX_FMT_DIVX_311 v4l2_fourcc('D', 'I', 'V', '3') /* DIVX311 */ 668 #define V4L2_PIX_FMT_DIVX v4l2_fourcc('D', 'I', 'V', 'X') /* DIVX */ 669 #define V4L2_PIX_FMT_HEVC v4l2_fourcc('H', 'E', 'V', 'C') /* HEVC aka H.265 */ 670 #define V4L2_PIX_FMT_HEVC_HYBRID v4l2_fourcc('H', 'V', 'C', 'H') 671 #define V4L2_PIX_FMT_FWHT v4l2_fourcc('F', 'W', 'H', 'T') /* Fast Walsh Hadamard Transform (vicodec) */ 672 #define V4L2_PIX_FMT_TME v4l2_fourcc('T', 'M', 'E', '0') /* TME stream */ 673 #define V4L2_PIX_FMT_CVP v4l2_fourcc('C', 'V', 'P', '0') /* CVP stream */ 674 675 /* Vendor-specific formats */ 676 #define V4L2_PIX_FMT_CPIA1 v4l2_fourcc('C', 'P', 'I', 'A') /* cpia1 YUV */ 677 #define V4L2_PIX_FMT_WNVA v4l2_fourcc('W', 'N', 'V', 'A') /* Winnov hw compress */ 678 #define V4L2_PIX_FMT_SN9C10X v4l2_fourcc('S', '9', '1', '0') /* SN9C10x compression */ 679 #define V4L2_PIX_FMT_SN9C20X_I420 v4l2_fourcc('S', '9', '2', '0') /* SN9C20x YUV 4:2:0 */ 680 #define V4L2_PIX_FMT_PWC1 v4l2_fourcc('P', 'W', 'C', '1') /* pwc older webcam */ 681 #define V4L2_PIX_FMT_PWC2 v4l2_fourcc('P', 'W', 'C', '2') /* pwc newer webcam */ 682 #define V4L2_PIX_FMT_ET61X251 v4l2_fourcc('E', '6', '2', '5') /* ET61X251 compression */ 683 #define V4L2_PIX_FMT_SPCA501 v4l2_fourcc('S', '5', '0', '1') /* YUYV per line */ 684 #define V4L2_PIX_FMT_SPCA505 v4l2_fourcc('S', '5', '0', '5') /* YYUV per line */ 685 #define V4L2_PIX_FMT_SPCA508 v4l2_fourcc('S', '5', '0', '8') /* YUVY per line */ 686 #define V4L2_PIX_FMT_SPCA561 v4l2_fourcc('S', '5', '6', '1') /* compressed GBRG bayer */ 687 #define V4L2_PIX_FMT_PAC207 v4l2_fourcc('P', '2', '0', '7') /* compressed BGGR bayer */ 688 #define V4L2_PIX_FMT_MR97310A v4l2_fourcc('M', '3', '1', '0') /* compressed BGGR bayer */ 689 #define V4L2_PIX_FMT_JL2005BCD v4l2_fourcc('J', 'L', '2', '0') /* compressed RGGB bayer */ 690 #define V4L2_PIX_FMT_SN9C2028 v4l2_fourcc('S', 'O', 'N', 'X') /* compressed GBRG bayer */ 691 #define V4L2_PIX_FMT_SQ905C v4l2_fourcc('9', '0', '5', 'C') /* compressed RGGB bayer */ 692 #define V4L2_PIX_FMT_PJPG v4l2_fourcc('P', 'J', 'P', 'G') /* Pixart 73xx JPEG */ 693 #define V4L2_PIX_FMT_OV511 v4l2_fourcc('O', '5', '1', '1') /* ov511 JPEG */ 694 #define V4L2_PIX_FMT_OV518 v4l2_fourcc('O', '5', '1', '8') /* ov518 JPEG */ 695 #define V4L2_PIX_FMT_STV0680 v4l2_fourcc('S', '6', '8', '0') /* stv0680 bayer */ 696 #define V4L2_PIX_FMT_TM6000 v4l2_fourcc('T', 'M', '6', '0') /* tm5600/tm60x0 */ 697 #define V4L2_PIX_FMT_CIT_YYVYUY v4l2_fourcc('C', 'I', 'T', 'V') /* one line of Y then 1 line of VYUY */ 698 #define V4L2_PIX_FMT_KONICA420 v4l2_fourcc('K', 'O', 'N', 'I') /* YUV420 planar in blocks of 256 pixels */ 699 #define V4L2_PIX_FMT_JPGL v4l2_fourcc('J', 'P', 'G', 'L') /* JPEG-Lite */ 700 #define V4L2_PIX_FMT_SE401 v4l2_fourcc('S', '4', '0', '1') /* se401 janggu compressed rgb */ 701 #define V4L2_PIX_FMT_S5C_UYVY_JPG v4l2_fourcc('S', '5', 'C', 'I') /* S5C73M3 interleaved UYVY/JPEG */ 702 #define V4L2_PIX_FMT_Y8I v4l2_fourcc('Y', '8', 'I', ' ') /* Greyscale 8-bit L/R interleaved */ 703 #define V4L2_PIX_FMT_Y12I v4l2_fourcc('Y', '1', '2', 'I') /* Greyscale 12-bit L/R interleaved */ 704 #define V4L2_PIX_FMT_Z16 v4l2_fourcc('Z', '1', '6', ' ') /* Depth data 16-bit */ 705 #define V4L2_PIX_FMT_MT21C v4l2_fourcc('M', 'T', '2', '1') /* Mediatek compressed block mode */ 706 #define V4L2_PIX_FMT_INZI v4l2_fourcc('I', 'N', 'Z', 'I') /* Intel Planar Greyscale 10-bit and Depth 16-bit */ 707 708 /* 10bit raw bayer packed, 32 bytes for every 25 pixels, last LSB 6 bits unused */ 709 #define V4L2_PIX_FMT_IPU3_SBGGR10 v4l2_fourcc('i', 'p', '3', 'b') /* IPU3 packed 10-bit BGGR bayer */ 710 #define V4L2_PIX_FMT_IPU3_SGBRG10 v4l2_fourcc('i', 'p', '3', 'g') /* IPU3 packed 10-bit GBRG bayer */ 711 #define V4L2_PIX_FMT_IPU3_SGRBG10 v4l2_fourcc('i', 'p', '3', 'G') /* IPU3 packed 10-bit GRBG bayer */ 712 #define V4L2_PIX_FMT_IPU3_SRGGB10 v4l2_fourcc('i', 'p', '3', 'r') /* IPU3 packed 10-bit RGGB bayer */ 713 #define V4L2_PIX_FMT_SDE_Y_CBCR_H2V2_P010_VENUS \ 714 v4l2_fourcc('Q', 'P', '1', '0') /* Y/CbCr 4:2:0 P10 Venus*/ 715 716 #define V4L2_PIX_FMT_SDE_ABGR_8888 \ 717 v4l2_fourcc('R', 'A', '2', '4') /* 32-bit ABGR 8:8:8:8 */ 718 #define V4L2_PIX_FMT_SDE_RGBA_8888 \ 719 v4l2_fourcc('A', 'B', '2', '4') /* 32-bit RGBA 8:8:8:8 */ 720 #define V4L2_PIX_FMT_SDE_RGBX_8888 \ 721 v4l2_fourcc('X', 'B', '2', '4') /* 32-bit RGBX 8:8:8:8 */ 722 #define V4L2_PIX_FMT_SDE_XBGR_8888 \ 723 v4l2_fourcc('R', 'X', '2', '4') /* 32-bit XBGR 8:8:8:8 */ 724 #define V4L2_PIX_FMT_SDE_RGBA_5551 \ 725 v4l2_fourcc('R', 'A', '1', '5') /* 16-bit RGBA 5:5:5:1 */ 726 #define V4L2_PIX_FMT_SDE_ABGR_1555 \ 727 v4l2_fourcc('A', 'B', '1', '5') /* 16-bit ABGR 1:5:5:5 */ 728 #define V4L2_PIX_FMT_SDE_BGRA_5551 \ 729 v4l2_fourcc('B', 'A', '1', '5') /* 16-bit BGRA 5:5:5:1 */ 730 #define V4L2_PIX_FMT_SDE_BGRX_5551 \ 731 v4l2_fourcc('B', 'X', '1', '5') /* 16-bit BGRX 5:5:5:1 */ 732 #define V4L2_PIX_FMT_SDE_RGBX_5551 \ 733 v4l2_fourcc('R', 'X', '1', '5') /* 16-bit RGBX 5:5:5:1 */ 734 #define V4L2_PIX_FMT_SDE_XBGR_1555 \ 735 v4l2_fourcc('X', 'B', '1', '5') /* 16-bit XBGR 1:5:5:5 */ 736 #define V4L2_PIX_FMT_SDE_RGBA_4444 \ 737 v4l2_fourcc('R', 'A', '1', '2') /* 16-bit RGBA 4:4:4:4 */ 738 #define V4L2_PIX_FMT_SDE_BGRA_4444 \ 739 v4l2_fourcc('b', 'A', '1', '2') /* 16-bit BGRA 4:4:4:4 */ 740 #define V4L2_PIX_FMT_SDE_ABGR_4444 \ 741 v4l2_fourcc('A', 'B', '1', '2') /* 16-bit ABGR 4:4:4:4 */ 742 #define V4L2_PIX_FMT_SDE_RGBX_4444 \ 743 v4l2_fourcc('R', 'X', '1', '2') /* 16-bit RGBX 4:4:4:4 */ 744 #define V4L2_PIX_FMT_SDE_BGRX_4444 \ 745 v4l2_fourcc('B', 'X', '1', '2') /* 16-bit BGRX 4:4:4:4 */ 746 #define V4L2_PIX_FMT_SDE_XBGR_4444 \ 747 v4l2_fourcc('X', 'B', '1', '2') /* 16-bit XBGR 4:4:4:4 */ 748 #define V4L2_PIX_FMT_SDE_BGR_565 \ 749 v4l2_fourcc('B', 'G', '1', '6') /* 16-bit BGR 5:6:5 */ 750 #define V4L2_PIX_FMT_SDE_Y_CR_CB_GH2V2 \ 751 v4l2_fourcc('Y', 'U', '4', '2') /* Planar YVU 4:2:0 A16 */ 752 #define V4L2_PIX_FMT_SDE_Y_CBCR_H1V2 \ 753 v4l2_fourcc('N', 'H', '1', '6') /* Y/CbCr 4:2:2 */ 754 #define V4L2_PIX_FMT_SDE_Y_CRCB_H1V2 \ 755 v4l2_fourcc('N', 'H', '6', '1') /* Y/CrCb 4:2:2 */ 756 #define V4L2_PIX_FMT_SDE_Y_CBCR_H2V2_VENUS \ 757 v4l2_fourcc('Q', 'N', 'V', '2') /* Y/CbCr 4:2:0 Venus */ 758 #define V4L2_PIX_FMT_SDE_Y_CRCB_H2V2_VENUS \ 759 v4l2_fourcc('Q', 'N', 'V', '1') /* Y/CrCb 4:2:0 Venus */ 760 #define V4L2_PIX_FMT_SDE_RGBX_8888_UBWC \ 761 v4l2_fourcc('Q', 'X', 'B', '4') /* RGBX 8:8:8:8 UBWC */ 762 #define V4L2_PIX_FMT_SDE_RGB_565_UBWC \ 763 v4l2_fourcc('Q', 'R', 'G', '6') /* RGB 5:6:5 UBWC */ 764 #define V4L2_PIX_FMT_SDE_RGBA_1010102 \ 765 v4l2_fourcc('A', 'B', '3', '0') /* RGBA 10:10:10:2 */ 766 #define V4L2_PIX_FMT_SDE_RGBX_1010102 \ 767 v4l2_fourcc('X', 'B', '3', '0') /* RGBX 10:10:10:2 */ 768 #define V4L2_PIX_FMT_SDE_ARGB_2101010 \ 769 v4l2_fourcc('A', 'R', '3', '0') /* ARGB 2:10:10:10 */ 770 #define V4L2_PIX_FMT_SDE_XRGB_2101010 \ 771 v4l2_fourcc('X', 'R', '3', '0') /* XRGB 2:10:10:10 */ 772 #define V4L2_PIX_FMT_SDE_BGRA_1010102 \ 773 v4l2_fourcc('B', 'A', '3', '0') /* BGRA 10:10:10:2 */ 774 #define V4L2_PIX_FMT_SDE_BGRX_1010102 \ 775 v4l2_fourcc('B', 'X', '3', '0') /* BGRX 10:10:10:2 */ 776 #define V4L2_PIX_FMT_SDE_ABGR_2101010 \ 777 v4l2_fourcc('R', 'A', '3', '0') /* ABGR 2:10:10:10 */ 778 #define V4L2_PIX_FMT_SDE_XBGR_2101010 \ 779 v4l2_fourcc('R', 'X', '3', '0') /* XBGR 2:10:10:10 */ 780 #define V4L2_PIX_FMT_SDE_RGBA_1010102_UBWC \ 781 v4l2_fourcc('Q', 'R', 'B', 'A') /* RGBA 10:10:10:2 UBWC */ 782 #define V4L2_PIX_FMT_SDE_RGBX_1010102_UBWC \ 783 v4l2_fourcc('Q', 'X', 'B', 'A') /* RGBX 10:10:10:2 UBWC */ 784 #define V4L2_PIX_FMT_SDE_Y_CBCR_H2V2_TP10 \ 785 v4l2_fourcc('T', 'P', '1', '0') /* Y/CbCr 4:2:0 TP10 */ 786 #define V4L2_PIX_FMT_SDE_Y_CBCR_H2V2_P010 \ 787 v4l2_fourcc('P', '0', '1', '0') /* Y/CbCr 4:2:0 P10 */ 788 #define V4L2_PIX_FMT_SDE_Y_CBCR_H2V2_P010_VENUS \ 789 v4l2_fourcc('Q', 'P', '1', '0') /* Y/CbCr 4:2:0 P10 Venus*/ 790 791 /* SDR formats - used only for Software Defined Radio devices */ 792 #define V4L2_SDR_FMT_CU8 v4l2_fourcc('C', 'U', '0', '8') /* IQ u8 */ 793 #define V4L2_SDR_FMT_CU16LE v4l2_fourcc('C', 'U', '1', '6') /* IQ u16le */ 794 #define V4L2_SDR_FMT_CS8 v4l2_fourcc('C', 'S', '0', '8') /* complex s8 */ 795 #define V4L2_SDR_FMT_CS14LE v4l2_fourcc('C', 'S', '1', '4') /* complex s14le */ 796 #define V4L2_SDR_FMT_RU12LE v4l2_fourcc('R', 'U', '1', '2') /* real u12le */ 797 #define V4L2_SDR_FMT_PCU16BE v4l2_fourcc('P', 'C', '1', '6') /* planar complex u16be */ 798 #define V4L2_SDR_FMT_PCU18BE v4l2_fourcc('P', 'C', '1', '8') /* planar complex u18be */ 799 #define V4L2_SDR_FMT_PCU20BE v4l2_fourcc('P', 'C', '2', '0') /* planar complex u20be */ 800 801 /* Touch formats - used for Touch devices */ 802 #define V4L2_TCH_FMT_DELTA_TD16 v4l2_fourcc('T', 'D', '1', '6') /* 16-bit signed deltas */ 803 #define V4L2_TCH_FMT_DELTA_TD08 v4l2_fourcc('T', 'D', '0', '8') /* 8-bit signed deltas */ 804 #define V4L2_TCH_FMT_TU16 v4l2_fourcc('T', 'U', '1', '6') /* 16-bit unsigned touch data */ 805 #define V4L2_TCH_FMT_TU08 v4l2_fourcc('T', 'U', '0', '8') /* 8-bit unsigned touch data */ 806 807 /* Meta-data formats */ 808 #define V4L2_META_FMT_VSP1_HGO v4l2_fourcc('V', 'S', 'P', 'H') /* R-Car VSP1 1-D Histogram */ 809 #define V4L2_META_FMT_VSP1_HGT v4l2_fourcc('V', 'S', 'P', 'T') /* R-Car VSP1 2-D Histogram */ 810 #define V4L2_META_FMT_UVC v4l2_fourcc('U', 'V', 'C', 'H') /* UVC Payload Header metadata */ 811 812 /* priv field value to indicates that subsequent fields are valid. */ 813 #define V4L2_PIX_FMT_PRIV_MAGIC 0xfeedcafe 814 815 /* Flags */ 816 #define V4L2_PIX_FMT_FLAG_PREMUL_ALPHA 0x00000001 817 818 /* 819 * F O R M A T E N U M E R A T I O N 820 */ 821 struct v4l2_fmtdesc { 822 __u32 index; /* Format number */ 823 __u32 type; /* enum v4l2_buf_type */ 824 __u32 flags; 825 __u8 description[32]; /* Description string */ 826 __u32 pixelformat; /* Format fourcc */ 827 __u32 reserved[4]; 828 }; 829 830 #define V4L2_FMT_FLAG_COMPRESSED 0x0001 831 #define V4L2_FMT_FLAG_EMULATED 0x0002 832 833 /* Frame Size and frame rate enumeration */ 834 /* 835 * F R A M E S I Z E E N U M E R A T I O N 836 */ 837 enum v4l2_frmsizetypes { 838 V4L2_FRMSIZE_TYPE_DISCRETE = 1, 839 V4L2_FRMSIZE_TYPE_CONTINUOUS = 2, 840 V4L2_FRMSIZE_TYPE_STEPWISE = 3, 841 }; 842 843 struct v4l2_frmsize_discrete { 844 __u32 width; /* Frame width [pixel] */ 845 __u32 height; /* Frame height [pixel] */ 846 }; 847 848 struct v4l2_frmsize_stepwise { 849 __u32 min_width; /* Minimum frame width [pixel] */ 850 __u32 max_width; /* Maximum frame width [pixel] */ 851 __u32 step_width; /* Frame width step size [pixel] */ 852 __u32 min_height; /* Minimum frame height [pixel] */ 853 __u32 max_height; /* Maximum frame height [pixel] */ 854 __u32 step_height; /* Frame height step size [pixel] */ 855 }; 856 857 struct v4l2_frmsizeenum { 858 __u32 index; /* Frame size number */ 859 __u32 pixel_format; /* Pixel format */ 860 __u32 type; /* Frame size type the device supports. */ 861 862 union { /* Frame size */ 863 struct v4l2_frmsize_discrete discrete; 864 struct v4l2_frmsize_stepwise stepwise; 865 }; 866 867 __u32 reserved[2]; /* Reserved space for future use */ 868 }; 869 870 /* 871 * F R A M E R A T E E N U M E R A T I O N 872 */ 873 enum v4l2_frmivaltypes { 874 V4L2_FRMIVAL_TYPE_DISCRETE = 1, 875 V4L2_FRMIVAL_TYPE_CONTINUOUS = 2, 876 V4L2_FRMIVAL_TYPE_STEPWISE = 3, 877 }; 878 879 struct v4l2_frmival_stepwise { 880 struct v4l2_fract min; /* Minimum frame interval [s] */ 881 struct v4l2_fract max; /* Maximum frame interval [s] */ 882 struct v4l2_fract step; /* Frame interval step size [s] */ 883 }; 884 885 struct v4l2_frmivalenum { 886 __u32 index; /* Frame format index */ 887 __u32 pixel_format; /* Pixel format */ 888 __u32 width; /* Frame width */ 889 __u32 height; /* Frame height */ 890 __u32 type; /* Frame interval type the device supports. */ 891 892 union { /* Frame interval */ 893 struct v4l2_fract discrete; 894 struct v4l2_frmival_stepwise stepwise; 895 }; 896 897 __u32 reserved[2]; /* Reserved space for future use */ 898 }; 899 900 /* 901 * T I M E C O D E 902 */ 903 struct v4l2_timecode { 904 __u32 type; 905 __u32 flags; 906 __u8 frames; 907 __u8 seconds; 908 __u8 minutes; 909 __u8 hours; 910 __u8 userbits[4]; 911 }; 912 913 /* Type */ 914 #define V4L2_TC_TYPE_24FPS 1 915 #define V4L2_TC_TYPE_25FPS 2 916 #define V4L2_TC_TYPE_30FPS 3 917 #define V4L2_TC_TYPE_50FPS 4 918 #define V4L2_TC_TYPE_60FPS 5 919 920 /* Flags */ 921 #define V4L2_TC_FLAG_DROPFRAME 0x0001 /* "drop-frame" mode */ 922 #define V4L2_TC_FLAG_COLORFRAME 0x0002 923 #define V4L2_TC_USERBITS_field 0x000C 924 #define V4L2_TC_USERBITS_USERDEFINED 0x0000 925 #define V4L2_TC_USERBITS_8BITCHARS 0x0008 926 /* The above is based on SMPTE timecodes */ 927 928 struct v4l2_jpegcompression { 929 int quality; 930 931 int APPn; /* Number of APP segment to be written, 932 * must be 0..15 */ 933 int APP_len; /* Length of data in JPEG APPn segment */ 934 char APP_data[60]; /* Data in the JPEG APPn segment. */ 935 936 int COM_len; /* Length of data in JPEG COM segment */ 937 char COM_data[60]; /* Data in JPEG COM segment */ 938 939 __u32 jpeg_markers; /* Which markers should go into the JPEG 940 * output. Unless you exactly know what 941 * you do, leave them untouched. 942 * Including less markers will make the 943 * resulting code smaller, but there will 944 * be fewer applications which can read it. 945 * The presence of the APP and COM marker 946 * is influenced by APP_len and COM_len 947 * ONLY, not by this property! */ 948 949 #define V4L2_JPEG_MARKER_DHT (1<<3) /* Define Huffman Tables */ 950 #define V4L2_JPEG_MARKER_DQT (1<<4) /* Define Quantization Tables */ 951 #define V4L2_JPEG_MARKER_DRI (1<<5) /* Define Restart Interval */ 952 #define V4L2_JPEG_MARKER_COM (1<<6) /* Comment segment */ 953 #define V4L2_JPEG_MARKER_APP (1<<7) /* App segment, driver will 954 * always use APP0 */ 955 }; 956 957 /* 958 * M E M O R Y - M A P P I N G B U F F E R S 959 */ 960 struct v4l2_requestbuffers { 961 __u32 count; 962 __u32 type; /* enum v4l2_buf_type */ 963 __u32 memory; /* enum v4l2_memory */ 964 __u32 reserved[2]; 965 }; 966 967 /** 968 * struct v4l2_plane - plane info for multi-planar buffers 969 * @bytesused: number of bytes occupied by data in the plane (payload) 970 * @length: size of this plane (NOT the payload) in bytes 971 * @mem_offset: when memory in the associated struct v4l2_buffer is 972 * V4L2_MEMORY_MMAP, equals the offset from the start of 973 * the device memory for this plane (or is a "cookie" that 974 * should be passed to mmap() called on the video node) 975 * @userptr: when memory is V4L2_MEMORY_USERPTR, a userspace pointer 976 * pointing to this plane 977 * @fd: when memory is V4L2_MEMORY_DMABUF, a userspace file 978 * descriptor associated with this plane 979 * @data_offset: offset in the plane to the start of data; usually 0, 980 * unless there is a header in front of the data 981 * 982 * Multi-planar buffers consist of one or more planes, e.g. an YCbCr buffer 983 * with two planes can have one plane for Y, and another for interleaved CbCr 984 * components. Each plane can reside in a separate memory buffer, or even in 985 * a completely separate memory node (e.g. in embedded devices). 986 */ 987 struct v4l2_plane { 988 __u32 bytesused; 989 __u32 length; 990 union { 991 __u32 mem_offset; 992 unsigned long userptr; 993 __s32 fd; 994 } m; 995 __u32 data_offset; 996 __u32 reserved[11]; 997 }; 998 999 /** 1000 * struct v4l2_buffer - video buffer info 1001 * @index: id number of the buffer 1002 * @type: enum v4l2_buf_type; buffer type (type == *_MPLANE for 1003 * multiplanar buffers); 1004 * @bytesused: number of bytes occupied by data in the buffer (payload); 1005 * unused (set to 0) for multiplanar buffers 1006 * @flags: buffer informational flags 1007 * @field: enum v4l2_field; field order of the image in the buffer 1008 * @timestamp: frame timestamp 1009 * @timecode: frame timecode 1010 * @sequence: sequence count of this frame 1011 * @memory: enum v4l2_memory; the method, in which the actual video data is 1012 * passed 1013 * @offset: for non-multiplanar buffers with memory == V4L2_MEMORY_MMAP; 1014 * offset from the start of the device memory for this plane, 1015 * (or a "cookie" that should be passed to mmap() as offset) 1016 * @userptr: for non-multiplanar buffers with memory == V4L2_MEMORY_USERPTR; 1017 * a userspace pointer pointing to this buffer 1018 * @fd: for non-multiplanar buffers with memory == V4L2_MEMORY_DMABUF; 1019 * a userspace file descriptor associated with this buffer 1020 * @planes: for multiplanar buffers; userspace pointer to the array of plane 1021 * info structs for this buffer 1022 * @length: size in bytes of the buffer (NOT its payload) for single-plane 1023 * buffers (when type != *_MPLANE); number of elements in the 1024 * planes array for multi-plane buffers 1025 * 1026 * Contains data exchanged by application and driver using one of the Streaming 1027 * I/O methods. 1028 */ 1029 struct v4l2_buffer { 1030 __u32 index; 1031 __u32 type; 1032 __u32 bytesused; 1033 __u32 flags; 1034 __u32 field; 1035 struct timeval timestamp; 1036 struct v4l2_timecode timecode; 1037 __u32 sequence; 1038 1039 /* memory location */ 1040 __u32 memory; 1041 union { 1042 __u32 offset; 1043 unsigned long userptr; 1044 struct v4l2_plane *planes; 1045 __s32 fd; 1046 } m; 1047 __u32 length; 1048 __u32 reserved2; 1049 __u32 reserved; 1050 }; 1051 1052 /* Flags for 'flags' field */ 1053 /* Buffer is mapped (flag) */ 1054 #define V4L2_BUF_FLAG_MAPPED 0x00000001 1055 /* Buffer is queued for processing */ 1056 #define V4L2_BUF_FLAG_QUEUED 0x00000002 1057 /* Buffer is ready */ 1058 #define V4L2_BUF_FLAG_DONE 0x00000004 1059 /* Image is a keyframe (I-frame) */ 1060 #define V4L2_BUF_FLAG_KEYFRAME 0x00000008 1061 /* Image is a P-frame */ 1062 #define V4L2_BUF_FLAG_PFRAME 0x00000010 1063 /* Image is a B-frame */ 1064 #define V4L2_BUF_FLAG_BFRAME 0x00000020 1065 /* Buffer is ready, but the data contained within is corrupted. */ 1066 #define V4L2_BUF_FLAG_ERROR 0x00000040 1067 /* timecode field is valid */ 1068 #define V4L2_BUF_FLAG_TIMECODE 0x00000100 1069 /* Buffer is prepared for queuing */ 1070 #define V4L2_BUF_FLAG_PREPARED 0x00000400 1071 /* Cache handling flags */ 1072 #define V4L2_BUF_FLAG_NO_CACHE_INVALIDATE 0x00000800 1073 #define V4L2_BUF_FLAG_NO_CACHE_CLEAN 0x00001000 1074 /* Timestamp type */ 1075 #define V4L2_BUF_FLAG_TIMESTAMP_MASK 0x0000e000 1076 #define V4L2_BUF_FLAG_TIMESTAMP_UNKNOWN 0x00000000 1077 #define V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC 0x00002000 1078 #define V4L2_BUF_FLAG_TIMESTAMP_COPY 0x00004000 1079 /* Timestamp sources. */ 1080 #define V4L2_BUF_FLAG_TSTAMP_SRC_MASK 0x00070000 1081 #define V4L2_BUF_FLAG_TSTAMP_SRC_EOF 0x00000000 1082 #define V4L2_BUF_FLAG_TSTAMP_SRC_SOE 0x00010000 1083 /* mem2mem encoder/decoder */ 1084 #define V4L2_BUF_FLAG_LAST 0x00100000 1085 /* Vendor extensions */ 1086 #define V4L2_BUF_FLAG_CODECCONFIG 0x00020000 1087 #define V4L2_BUF_FLAG_END_OF_SUBFRAME 0x00000080 1088 #define V4L2_BUF_FLAG_DATA_CORRUPT 0x00400000 1089 #define V4L2_BUF_INPUT_UNSUPPORTED 0x01000000 1090 #define V4L2_BUF_FLAG_EOS 0x02000000 1091 #define V4L2_BUF_FLAG_READONLY 0x04000000 1092 #define V4L2_BUF_FLAG_PERF_MODE 0x20000000 1093 #define V4L2_BUF_FLAG_CVPMETADATA_SKIP 0x40000000 1094 1095 #define V4L2_QCOM_BUF_FLAG_EOSEQ 0x00040000 1096 #define V4L2_QCOM_BUF_TIMESTAMP_INVALID 0x00080000 1097 #define V4L2_MSM_BUF_FLAG_MBAFF 0x00000200 1098 #define V4L2_QCOM_BUF_FLAG_DECODEONLY 0x00200000 1099 #define V4L2_QCOM_BUF_DROP_FRAME 0x00800000 1100 #define V4L2_MSM_VIDC_BUF_START_CODE_NOT_FOUND 0x08000000 1101 #define V4L2_MSM_BUF_FLAG_YUV_601_709_CLAMP 0x10000000 1102 #define V4L2_MSM_BUF_FLAG_DEFER 0x40000000 1103 #define V4L2_QCOM_BUF_FLAG_IDRFRAME 0x80000000 1104 #define V4L2_QCOM_BUF_END_OF_SUBFRAME V4L2_BUF_FLAG_END_OF_SUBFRAME 1105 #define V4L2_QCOM_BUF_FLAG_CODECCONFIG V4L2_BUF_FLAG_CODECCONFIG 1106 #define V4L2_QCOM_BUF_INPUT_UNSUPPORTED V4L2_BUF_INPUT_UNSUPPORTED 1107 #define V4L2_QCOM_BUF_FLAG_EOS V4L2_BUF_FLAG_EOS 1108 #define V4L2_QCOM_BUF_FLAG_READONLY V4L2_BUF_FLAG_READONLY 1109 #define V4L2_QCOM_BUF_FLAG_PERF_MODE V4L2_BUF_FLAG_PERF_MODE 1110 1111 /** 1112 * struct v4l2_exportbuffer - export of video buffer as DMABUF file descriptor 1113 * 1114 * @index: id number of the buffer 1115 * @type: enum v4l2_buf_type; buffer type (type == *_MPLANE for 1116 * multiplanar buffers); 1117 * @plane: index of the plane to be exported, 0 for single plane queues 1118 * @flags: flags for newly created file, currently only O_CLOEXEC is 1119 * supported, refer to manual of open syscall for more details 1120 * @fd: file descriptor associated with DMABUF (set by driver) 1121 * 1122 * Contains data used for exporting a video buffer as DMABUF file descriptor. 1123 * The buffer is identified by a 'cookie' returned by VIDIOC_QUERYBUF 1124 * (identical to the cookie used to mmap() the buffer to userspace). All 1125 * reserved fields must be set to zero. The field reserved0 is expected to 1126 * become a structure 'type' allowing an alternative layout of the structure 1127 * content. Therefore this field should not be used for any other extensions. 1128 */ 1129 struct v4l2_exportbuffer { 1130 __u32 type; /* enum v4l2_buf_type */ 1131 __u32 index; 1132 __u32 plane; 1133 __u32 flags; 1134 __s32 fd; 1135 __u32 reserved[11]; 1136 }; 1137 1138 /* 1139 * O V E R L A Y P R E V I E W 1140 */ 1141 struct v4l2_framebuffer { 1142 __u32 capability; 1143 __u32 flags; 1144 /* FIXME: in theory we should pass something like PCI device + memory 1145 * region + offset instead of some physical address */ 1146 void *base; 1147 struct { 1148 __u32 width; 1149 __u32 height; 1150 __u32 pixelformat; 1151 __u32 field; /* enum v4l2_field */ 1152 __u32 bytesperline; /* for padding, zero if unused */ 1153 __u32 sizeimage; 1154 __u32 colorspace; /* enum v4l2_colorspace */ 1155 __u32 priv; /* reserved field, set to 0 */ 1156 } fmt; 1157 }; 1158 /* Flags for the 'capability' field. Read only */ 1159 #define V4L2_FBUF_CAP_EXTERNOVERLAY 0x0001 1160 #define V4L2_FBUF_CAP_CHROMAKEY 0x0002 1161 #define V4L2_FBUF_CAP_LIST_CLIPPING 0x0004 1162 #define V4L2_FBUF_CAP_BITMAP_CLIPPING 0x0008 1163 #define V4L2_FBUF_CAP_LOCAL_ALPHA 0x0010 1164 #define V4L2_FBUF_CAP_GLOBAL_ALPHA 0x0020 1165 #define V4L2_FBUF_CAP_LOCAL_INV_ALPHA 0x0040 1166 #define V4L2_FBUF_CAP_SRC_CHROMAKEY 0x0080 1167 /* Flags for the 'flags' field. */ 1168 #define V4L2_FBUF_FLAG_PRIMARY 0x0001 1169 #define V4L2_FBUF_FLAG_OVERLAY 0x0002 1170 #define V4L2_FBUF_FLAG_CHROMAKEY 0x0004 1171 #define V4L2_FBUF_FLAG_LOCAL_ALPHA 0x0008 1172 #define V4L2_FBUF_FLAG_GLOBAL_ALPHA 0x0010 1173 #define V4L2_FBUF_FLAG_LOCAL_INV_ALPHA 0x0020 1174 #define V4L2_FBUF_FLAG_SRC_CHROMAKEY 0x0040 1175 1176 struct v4l2_clip { 1177 struct v4l2_rect c; 1178 struct v4l2_clip *next; 1179 }; 1180 1181 struct v4l2_window { 1182 struct v4l2_rect w; 1183 __u32 field; /* enum v4l2_field */ 1184 __u32 chromakey; 1185 struct v4l2_clip *clips; 1186 __u32 clipcount; 1187 void *bitmap; 1188 __u8 global_alpha; 1189 }; 1190 1191 /* 1192 * C A P T U R E P A R A M E T E R S 1193 */ 1194 struct v4l2_captureparm { 1195 __u32 capability; /* Supported modes */ 1196 __u32 capturemode; /* Current mode */ 1197 struct v4l2_fract timeperframe; /* Time per frame in seconds */ 1198 __u32 extendedmode; /* Driver-specific extensions */ 1199 __u32 readbuffers; /* # of buffers for read */ 1200 __u32 reserved[4]; 1201 }; 1202 1203 /* Flags for 'capability' and 'capturemode' fields */ 1204 #define V4L2_MODE_HIGHQUALITY 0x0001 /* High quality imaging mode */ 1205 #define V4L2_CAP_TIMEPERFRAME 0x1000 /* timeperframe field is supported */ 1206 1207 struct v4l2_outputparm { 1208 __u32 capability; /* Supported modes */ 1209 __u32 outputmode; /* Current mode */ 1210 struct v4l2_fract timeperframe; /* Time per frame in seconds */ 1211 __u32 extendedmode; /* Driver-specific extensions */ 1212 __u32 writebuffers; /* # of buffers for write */ 1213 __u32 reserved[4]; 1214 }; 1215 1216 /* 1217 * I N P U T I M A G E C R O P P I N G 1218 */ 1219 struct v4l2_cropcap { 1220 __u32 type; /* enum v4l2_buf_type */ 1221 struct v4l2_rect bounds; 1222 struct v4l2_rect defrect; 1223 struct v4l2_fract pixelaspect; 1224 }; 1225 1226 struct v4l2_crop { 1227 __u32 type; /* enum v4l2_buf_type */ 1228 struct v4l2_rect c; 1229 }; 1230 1231 /** 1232 * struct v4l2_selection - selection info 1233 * @type: buffer type (do not use *_MPLANE types) 1234 * @target: Selection target, used to choose one of possible rectangles; 1235 * defined in v4l2-common.h; V4L2_SEL_TGT_* . 1236 * @flags: constraints flags, defined in v4l2-common.h; V4L2_SEL_FLAG_*. 1237 * @r: coordinates of selection window 1238 * @reserved: for future use, rounds structure size to 64 bytes, set to zero 1239 * 1240 * Hardware may use multiple helper windows to process a video stream. 1241 * The structure is used to exchange this selection areas between 1242 * an application and a driver. 1243 */ 1244 struct v4l2_selection { 1245 __u32 type; 1246 __u32 target; 1247 __u32 flags; 1248 struct v4l2_rect r; 1249 __u32 reserved[9]; 1250 }; 1251 1252 1253 /* 1254 * A N A L O G V I D E O S T A N D A R D 1255 */ 1256 1257 typedef __u64 v4l2_std_id; 1258 1259 /* one bit for each */ 1260 #define V4L2_STD_PAL_B ((v4l2_std_id)0x00000001) 1261 #define V4L2_STD_PAL_B1 ((v4l2_std_id)0x00000002) 1262 #define V4L2_STD_PAL_G ((v4l2_std_id)0x00000004) 1263 #define V4L2_STD_PAL_H ((v4l2_std_id)0x00000008) 1264 #define V4L2_STD_PAL_I ((v4l2_std_id)0x00000010) 1265 #define V4L2_STD_PAL_D ((v4l2_std_id)0x00000020) 1266 #define V4L2_STD_PAL_D1 ((v4l2_std_id)0x00000040) 1267 #define V4L2_STD_PAL_K ((v4l2_std_id)0x00000080) 1268 1269 #define V4L2_STD_PAL_M ((v4l2_std_id)0x00000100) 1270 #define V4L2_STD_PAL_N ((v4l2_std_id)0x00000200) 1271 #define V4L2_STD_PAL_Nc ((v4l2_std_id)0x00000400) 1272 #define V4L2_STD_PAL_60 ((v4l2_std_id)0x00000800) 1273 1274 #define V4L2_STD_NTSC_M ((v4l2_std_id)0x00001000) /* BTSC */ 1275 #define V4L2_STD_NTSC_M_JP ((v4l2_std_id)0x00002000) /* EIA-J */ 1276 #define V4L2_STD_NTSC_443 ((v4l2_std_id)0x00004000) 1277 #define V4L2_STD_NTSC_M_KR ((v4l2_std_id)0x00008000) /* FM A2 */ 1278 1279 #define V4L2_STD_SECAM_B ((v4l2_std_id)0x00010000) 1280 #define V4L2_STD_SECAM_D ((v4l2_std_id)0x00020000) 1281 #define V4L2_STD_SECAM_G ((v4l2_std_id)0x00040000) 1282 #define V4L2_STD_SECAM_H ((v4l2_std_id)0x00080000) 1283 #define V4L2_STD_SECAM_K ((v4l2_std_id)0x00100000) 1284 #define V4L2_STD_SECAM_K1 ((v4l2_std_id)0x00200000) 1285 #define V4L2_STD_SECAM_L ((v4l2_std_id)0x00400000) 1286 #define V4L2_STD_SECAM_LC ((v4l2_std_id)0x00800000) 1287 1288 /* ATSC/HDTV */ 1289 #define V4L2_STD_ATSC_8_VSB ((v4l2_std_id)0x01000000) 1290 #define V4L2_STD_ATSC_16_VSB ((v4l2_std_id)0x02000000) 1291 1292 /* FIXME: 1293 Although std_id is 64 bits, there is an issue on PPC32 architecture that 1294 makes switch(__u64) to break. So, there's a hack on v4l2-common.c rounding 1295 this value to 32 bits. 1296 As, currently, the max value is for V4L2_STD_ATSC_16_VSB (30 bits wide), 1297 it should work fine. However, if needed to add more than two standards, 1298 v4l2-common.c should be fixed. 1299 */ 1300 1301 /* 1302 * Some macros to merge video standards in order to make live easier for the 1303 * drivers and V4L2 applications 1304 */ 1305 1306 /* 1307 * "Common" NTSC/M - It should be noticed that V4L2_STD_NTSC_443 is 1308 * Missing here. 1309 */ 1310 #define V4L2_STD_NTSC (V4L2_STD_NTSC_M |\ 1311 V4L2_STD_NTSC_M_JP |\ 1312 V4L2_STD_NTSC_M_KR) 1313 /* Secam macros */ 1314 #define V4L2_STD_SECAM_DK (V4L2_STD_SECAM_D |\ 1315 V4L2_STD_SECAM_K |\ 1316 V4L2_STD_SECAM_K1) 1317 /* All Secam Standards */ 1318 #define V4L2_STD_SECAM (V4L2_STD_SECAM_B |\ 1319 V4L2_STD_SECAM_G |\ 1320 V4L2_STD_SECAM_H |\ 1321 V4L2_STD_SECAM_DK |\ 1322 V4L2_STD_SECAM_L |\ 1323 V4L2_STD_SECAM_LC) 1324 /* PAL macros */ 1325 #define V4L2_STD_PAL_BG (V4L2_STD_PAL_B |\ 1326 V4L2_STD_PAL_B1 |\ 1327 V4L2_STD_PAL_G) 1328 #define V4L2_STD_PAL_DK (V4L2_STD_PAL_D |\ 1329 V4L2_STD_PAL_D1 |\ 1330 V4L2_STD_PAL_K) 1331 /* 1332 * "Common" PAL - This macro is there to be compatible with the old 1333 * V4L1 concept of "PAL": /BGDKHI. 1334 * Several PAL standards are missing here: /M, /N and /Nc 1335 */ 1336 #define V4L2_STD_PAL (V4L2_STD_PAL_BG |\ 1337 V4L2_STD_PAL_DK |\ 1338 V4L2_STD_PAL_H |\ 1339 V4L2_STD_PAL_I) 1340 /* Chroma "agnostic" standards */ 1341 #define V4L2_STD_B (V4L2_STD_PAL_B |\ 1342 V4L2_STD_PAL_B1 |\ 1343 V4L2_STD_SECAM_B) 1344 #define V4L2_STD_G (V4L2_STD_PAL_G |\ 1345 V4L2_STD_SECAM_G) 1346 #define V4L2_STD_H (V4L2_STD_PAL_H |\ 1347 V4L2_STD_SECAM_H) 1348 #define V4L2_STD_L (V4L2_STD_SECAM_L |\ 1349 V4L2_STD_SECAM_LC) 1350 #define V4L2_STD_GH (V4L2_STD_G |\ 1351 V4L2_STD_H) 1352 #define V4L2_STD_DK (V4L2_STD_PAL_DK |\ 1353 V4L2_STD_SECAM_DK) 1354 #define V4L2_STD_BG (V4L2_STD_B |\ 1355 V4L2_STD_G) 1356 #define V4L2_STD_MN (V4L2_STD_PAL_M |\ 1357 V4L2_STD_PAL_N |\ 1358 V4L2_STD_PAL_Nc |\ 1359 V4L2_STD_NTSC) 1360 1361 /* Standards where MTS/BTSC stereo could be found */ 1362 #define V4L2_STD_MTS (V4L2_STD_NTSC_M |\ 1363 V4L2_STD_PAL_M |\ 1364 V4L2_STD_PAL_N |\ 1365 V4L2_STD_PAL_Nc) 1366 1367 /* Standards for Countries with 60Hz Line frequency */ 1368 #define V4L2_STD_525_60 (V4L2_STD_PAL_M |\ 1369 V4L2_STD_PAL_60 |\ 1370 V4L2_STD_NTSC |\ 1371 V4L2_STD_NTSC_443) 1372 /* Standards for Countries with 50Hz Line frequency */ 1373 #define V4L2_STD_625_50 (V4L2_STD_PAL |\ 1374 V4L2_STD_PAL_N |\ 1375 V4L2_STD_PAL_Nc |\ 1376 V4L2_STD_SECAM) 1377 1378 #define V4L2_STD_ATSC (V4L2_STD_ATSC_8_VSB |\ 1379 V4L2_STD_ATSC_16_VSB) 1380 /* Macros with none and all analog standards */ 1381 #define V4L2_STD_UNKNOWN 0 1382 #define V4L2_STD_ALL (V4L2_STD_525_60 |\ 1383 V4L2_STD_625_50) 1384 1385 struct v4l2_standard { 1386 __u32 index; 1387 v4l2_std_id id; 1388 __u8 name[24]; 1389 struct v4l2_fract frameperiod; /* Frames, not fields */ 1390 __u32 framelines; 1391 __u32 reserved[4]; 1392 }; 1393 1394 /* 1395 * D V B T T I M I N G S 1396 */ 1397 1398 /** struct v4l2_bt_timings - BT.656/BT.1120 timing data 1399 * @width: total width of the active video in pixels 1400 * @height: total height of the active video in lines 1401 * @interlaced: Interlaced or progressive 1402 * @polarities: Positive or negative polarities 1403 * @pixelclock: Pixel clock in HZ. Ex. 74.25MHz->74250000 1404 * @hfrontporch:Horizontal front porch in pixels 1405 * @hsync: Horizontal Sync length in pixels 1406 * @hbackporch: Horizontal back porch in pixels 1407 * @vfrontporch:Vertical front porch in lines 1408 * @vsync: Vertical Sync length in lines 1409 * @vbackporch: Vertical back porch in lines 1410 * @il_vfrontporch:Vertical front porch for the even field 1411 * (aka field 2) of interlaced field formats 1412 * @il_vsync: Vertical Sync length for the even field 1413 * (aka field 2) of interlaced field formats 1414 * @il_vbackporch:Vertical back porch for the even field 1415 * (aka field 2) of interlaced field formats 1416 * @standards: Standards the timing belongs to 1417 * @flags: Flags 1418 * @picture_aspect: The picture aspect ratio (hor/vert). 1419 * @cea861_vic: VIC code as per the CEA-861 standard. 1420 * @hdmi_vic: VIC code as per the HDMI standard. 1421 * @reserved: Reserved fields, must be zeroed. 1422 * 1423 * A note regarding vertical interlaced timings: height refers to the total 1424 * height of the active video frame (= two fields). The blanking timings refer 1425 * to the blanking of each field. So the height of the total frame is 1426 * calculated as follows: 1427 * 1428 * tot_height = height + vfrontporch + vsync + vbackporch + 1429 * il_vfrontporch + il_vsync + il_vbackporch 1430 * 1431 * The active height of each field is height / 2. 1432 */ 1433 struct v4l2_bt_timings { 1434 __u32 width; 1435 __u32 height; 1436 __u32 interlaced; 1437 __u32 polarities; 1438 __u64 pixelclock; 1439 __u32 hfrontporch; 1440 __u32 hsync; 1441 __u32 hbackporch; 1442 __u32 vfrontporch; 1443 __u32 vsync; 1444 __u32 vbackporch; 1445 __u32 il_vfrontporch; 1446 __u32 il_vsync; 1447 __u32 il_vbackporch; 1448 __u32 standards; 1449 __u32 flags; 1450 struct v4l2_fract picture_aspect; 1451 __u8 cea861_vic; 1452 __u8 hdmi_vic; 1453 __u8 reserved[46]; 1454 } __attribute__ ((packed)); 1455 1456 /* Interlaced or progressive format */ 1457 #define V4L2_DV_PROGRESSIVE 0 1458 #define V4L2_DV_INTERLACED 1 1459 1460 /* Polarities. If bit is not set, it is assumed to be negative polarity */ 1461 #define V4L2_DV_VSYNC_POS_POL 0x00000001 1462 #define V4L2_DV_HSYNC_POS_POL 0x00000002 1463 1464 /* Timings standards */ 1465 #define V4L2_DV_BT_STD_CEA861 (1 << 0) /* CEA-861 Digital TV Profile */ 1466 #define V4L2_DV_BT_STD_DMT (1 << 1) /* VESA Discrete Monitor Timings */ 1467 #define V4L2_DV_BT_STD_CVT (1 << 2) /* VESA Coordinated Video Timings */ 1468 #define V4L2_DV_BT_STD_GTF (1 << 3) /* VESA Generalized Timings Formula */ 1469 #define V4L2_DV_BT_STD_SDI (1 << 4) /* SDI Timings */ 1470 1471 /* Flags */ 1472 1473 /* 1474 * CVT/GTF specific: timing uses reduced blanking (CVT) or the 'Secondary 1475 * GTF' curve (GTF). In both cases the horizontal and/or vertical blanking 1476 * intervals are reduced, allowing a higher resolution over the same 1477 * bandwidth. This is a read-only flag. 1478 */ 1479 #define V4L2_DV_FL_REDUCED_BLANKING (1 << 0) 1480 /* 1481 * CEA-861 specific: set for CEA-861 formats with a framerate of a multiple 1482 * of six. These formats can be optionally played at 1 / 1.001 speed. 1483 * This is a read-only flag. 1484 */ 1485 #define V4L2_DV_FL_CAN_REDUCE_FPS (1 << 1) 1486 /* 1487 * CEA-861 specific: only valid for video transmitters, the flag is cleared 1488 * by receivers. 1489 * If the framerate of the format is a multiple of six, then the pixelclock 1490 * used to set up the transmitter is divided by 1.001 to make it compatible 1491 * with 60 Hz based standards such as NTSC and PAL-M that use a framerate of 1492 * 29.97 Hz. Otherwise this flag is cleared. If the transmitter can't generate 1493 * such frequencies, then the flag will also be cleared. 1494 */ 1495 #define V4L2_DV_FL_REDUCED_FPS (1 << 2) 1496 /* 1497 * Specific to interlaced formats: if set, then field 1 is really one half-line 1498 * longer and field 2 is really one half-line shorter, so each field has 1499 * exactly the same number of half-lines. Whether half-lines can be detected 1500 * or used depends on the hardware. 1501 */ 1502 #define V4L2_DV_FL_HALF_LINE (1 << 3) 1503 /* 1504 * If set, then this is a Consumer Electronics (CE) video format. Such formats 1505 * differ from other formats (commonly called IT formats) in that if RGB 1506 * encoding is used then by default the RGB values use limited range (i.e. 1507 * use the range 16-235) as opposed to 0-255. All formats defined in CEA-861 1508 * except for the 640x480 format are CE formats. 1509 */ 1510 #define V4L2_DV_FL_IS_CE_VIDEO (1 << 4) 1511 /* Some formats like SMPTE-125M have an interlaced signal with a odd 1512 * total height. For these formats, if this flag is set, the first 1513 * field has the extra line. If not, it is the second field. 1514 */ 1515 #define V4L2_DV_FL_FIRST_FIELD_EXTRA_LINE (1 << 5) 1516 /* 1517 * If set, then the picture_aspect field is valid. Otherwise assume that the 1518 * pixels are square, so the picture aspect ratio is the same as the width to 1519 * height ratio. 1520 */ 1521 #define V4L2_DV_FL_HAS_PICTURE_ASPECT (1 << 6) 1522 /* 1523 * If set, then the cea861_vic field is valid and contains the Video 1524 * Identification Code as per the CEA-861 standard. 1525 */ 1526 #define V4L2_DV_FL_HAS_CEA861_VIC (1 << 7) 1527 /* 1528 * If set, then the hdmi_vic field is valid and contains the Video 1529 * Identification Code as per the HDMI standard (HDMI Vendor Specific 1530 * InfoFrame). 1531 */ 1532 #define V4L2_DV_FL_HAS_HDMI_VIC (1 << 8) 1533 1534 /* A few useful defines to calculate the total blanking and frame sizes */ 1535 #define V4L2_DV_BT_BLANKING_WIDTH(bt) \ 1536 ((bt)->hfrontporch + (bt)->hsync + (bt)->hbackporch) 1537 #define V4L2_DV_BT_FRAME_WIDTH(bt) \ 1538 ((bt)->width + V4L2_DV_BT_BLANKING_WIDTH(bt)) 1539 #define V4L2_DV_BT_BLANKING_HEIGHT(bt) \ 1540 ((bt)->vfrontporch + (bt)->vsync + (bt)->vbackporch + \ 1541 ((bt)->interlaced ? \ 1542 ((bt)->il_vfrontporch + (bt)->il_vsync + (bt)->il_vbackporch) : 0)) 1543 #define V4L2_DV_BT_FRAME_HEIGHT(bt) \ 1544 ((bt)->height + V4L2_DV_BT_BLANKING_HEIGHT(bt)) 1545 1546 /** struct v4l2_dv_timings - DV timings 1547 * @type: the type of the timings 1548 * @bt: BT656/1120 timings 1549 */ 1550 struct v4l2_dv_timings { 1551 __u32 type; 1552 union { 1553 struct v4l2_bt_timings bt; 1554 __u32 reserved[32]; 1555 }; 1556 } __attribute__ ((packed)); 1557 1558 /* Values for the type field */ 1559 #define V4L2_DV_BT_656_1120 0 /* BT.656/1120 timing type */ 1560 1561 1562 /** struct v4l2_enum_dv_timings - DV timings enumeration 1563 * @index: enumeration index 1564 * @pad: the pad number for which to enumerate timings (used with 1565 * v4l-subdev nodes only) 1566 * @reserved: must be zeroed 1567 * @timings: the timings for the given index 1568 */ 1569 struct v4l2_enum_dv_timings { 1570 __u32 index; 1571 __u32 pad; 1572 __u32 reserved[2]; 1573 struct v4l2_dv_timings timings; 1574 }; 1575 1576 /** struct v4l2_bt_timings_cap - BT.656/BT.1120 timing capabilities 1577 * @min_width: width in pixels 1578 * @max_width: width in pixels 1579 * @min_height: height in lines 1580 * @max_height: height in lines 1581 * @min_pixelclock: Pixel clock in HZ. Ex. 74.25MHz->74250000 1582 * @max_pixelclock: Pixel clock in HZ. Ex. 74.25MHz->74250000 1583 * @standards: Supported standards 1584 * @capabilities: Supported capabilities 1585 * @reserved: Must be zeroed 1586 */ 1587 struct v4l2_bt_timings_cap { 1588 __u32 min_width; 1589 __u32 max_width; 1590 __u32 min_height; 1591 __u32 max_height; 1592 __u64 min_pixelclock; 1593 __u64 max_pixelclock; 1594 __u32 standards; 1595 __u32 capabilities; 1596 __u32 reserved[16]; 1597 } __attribute__ ((packed)); 1598 1599 /* Supports interlaced formats */ 1600 #define V4L2_DV_BT_CAP_INTERLACED (1 << 0) 1601 /* Supports progressive formats */ 1602 #define V4L2_DV_BT_CAP_PROGRESSIVE (1 << 1) 1603 /* Supports CVT/GTF reduced blanking */ 1604 #define V4L2_DV_BT_CAP_REDUCED_BLANKING (1 << 2) 1605 /* Supports custom formats */ 1606 #define V4L2_DV_BT_CAP_CUSTOM (1 << 3) 1607 1608 /** struct v4l2_dv_timings_cap - DV timings capabilities 1609 * @type: the type of the timings (same as in struct v4l2_dv_timings) 1610 * @pad: the pad number for which to query capabilities (used with 1611 * v4l-subdev nodes only) 1612 * @bt: the BT656/1120 timings capabilities 1613 */ 1614 struct v4l2_dv_timings_cap { 1615 __u32 type; 1616 __u32 pad; 1617 __u32 reserved[2]; 1618 union { 1619 struct v4l2_bt_timings_cap bt; 1620 __u32 raw_data[32]; 1621 }; 1622 }; 1623 1624 1625 /* 1626 * V I D E O I N P U T S 1627 */ 1628 struct v4l2_input { 1629 __u32 index; /* Which input */ 1630 __u8 name[32]; /* Label */ 1631 __u32 type; /* Type of input */ 1632 __u32 audioset; /* Associated audios (bitfield) */ 1633 __u32 tuner; /* Tuner index */ 1634 v4l2_std_id std; 1635 __u32 status; 1636 __u32 capabilities; 1637 __u32 reserved[3]; 1638 }; 1639 1640 /* Values for the 'type' field */ 1641 #define V4L2_INPUT_TYPE_TUNER 1 1642 #define V4L2_INPUT_TYPE_CAMERA 2 1643 #define V4L2_INPUT_TYPE_TOUCH 3 1644 1645 /* field 'status' - general */ 1646 #define V4L2_IN_ST_NO_POWER 0x00000001 /* Attached device is off */ 1647 #define V4L2_IN_ST_NO_SIGNAL 0x00000002 1648 #define V4L2_IN_ST_NO_COLOR 0x00000004 1649 1650 /* field 'status' - sensor orientation */ 1651 /* If sensor is mounted upside down set both bits */ 1652 #define V4L2_IN_ST_HFLIP 0x00000010 /* Frames are flipped horizontally */ 1653 #define V4L2_IN_ST_VFLIP 0x00000020 /* Frames are flipped vertically */ 1654 1655 /* field 'status' - analog */ 1656 #define V4L2_IN_ST_NO_H_LOCK 0x00000100 /* No horizontal sync lock */ 1657 #define V4L2_IN_ST_COLOR_KILL 0x00000200 /* Color killer is active */ 1658 #define V4L2_IN_ST_NO_V_LOCK 0x00000400 /* No vertical sync lock */ 1659 #define V4L2_IN_ST_NO_STD_LOCK 0x00000800 /* No standard format lock */ 1660 1661 /* field 'status' - digital */ 1662 #define V4L2_IN_ST_NO_SYNC 0x00010000 /* No synchronization lock */ 1663 #define V4L2_IN_ST_NO_EQU 0x00020000 /* No equalizer lock */ 1664 #define V4L2_IN_ST_NO_CARRIER 0x00040000 /* Carrier recovery failed */ 1665 1666 /* field 'status' - VCR and set-top box */ 1667 #define V4L2_IN_ST_MACROVISION 0x01000000 /* Macrovision detected */ 1668 #define V4L2_IN_ST_NO_ACCESS 0x02000000 /* Conditional access denied */ 1669 #define V4L2_IN_ST_VTR 0x04000000 /* VTR time constant */ 1670 1671 /* capabilities flags */ 1672 #define V4L2_IN_CAP_DV_TIMINGS 0x00000002 /* Supports S_DV_TIMINGS */ 1673 #define V4L2_IN_CAP_CUSTOM_TIMINGS V4L2_IN_CAP_DV_TIMINGS /* For compatibility */ 1674 #define V4L2_IN_CAP_STD 0x00000004 /* Supports S_STD */ 1675 #define V4L2_IN_CAP_NATIVE_SIZE 0x00000008 /* Supports setting native size */ 1676 1677 /* 1678 * V I D E O O U T P U T S 1679 */ 1680 struct v4l2_output { 1681 __u32 index; /* Which output */ 1682 __u8 name[32]; /* Label */ 1683 __u32 type; /* Type of output */ 1684 __u32 audioset; /* Associated audios (bitfield) */ 1685 __u32 modulator; /* Associated modulator */ 1686 v4l2_std_id std; 1687 __u32 capabilities; 1688 __u32 reserved[3]; 1689 }; 1690 /* Values for the 'type' field */ 1691 #define V4L2_OUTPUT_TYPE_MODULATOR 1 1692 #define V4L2_OUTPUT_TYPE_ANALOG 2 1693 #define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY 3 1694 1695 /* capabilities flags */ 1696 #define V4L2_OUT_CAP_DV_TIMINGS 0x00000002 /* Supports S_DV_TIMINGS */ 1697 #define V4L2_OUT_CAP_CUSTOM_TIMINGS V4L2_OUT_CAP_DV_TIMINGS /* For compatibility */ 1698 #define V4L2_OUT_CAP_STD 0x00000004 /* Supports S_STD */ 1699 #define V4L2_OUT_CAP_NATIVE_SIZE 0x00000008 /* Supports setting native size */ 1700 1701 /* 1702 * C O N T R O L S 1703 */ 1704 struct v4l2_control { 1705 __u32 id; 1706 __s32 value; 1707 }; 1708 1709 struct v4l2_ext_control { 1710 __u32 id; 1711 __u32 size; 1712 __u32 reserved2[1]; 1713 union { 1714 __s32 value; 1715 __s64 value64; 1716 char *string; 1717 __u8 *p_u8; 1718 __u16 *p_u16; 1719 __u32 *p_u32; 1720 void *ptr; 1721 }; 1722 } __attribute__ ((packed)); 1723 1724 struct v4l2_ext_controls { 1725 union { 1726 __u32 ctrl_class; 1727 __u32 which; 1728 }; 1729 __u32 count; 1730 __u32 error_idx; 1731 __u32 reserved[2]; 1732 struct v4l2_ext_control *controls; 1733 }; 1734 1735 #define V4L2_CTRL_ID_MASK (0x0fffffff) 1736 #define V4L2_CTRL_ID2CLASS(id) ((id) & 0x0fff0000UL) 1737 #define V4L2_CTRL_ID2WHICH(id) ((id) & 0x0fff0000UL) 1738 #define V4L2_CTRL_DRIVER_PRIV(id) (((id) & 0xffff) >= 0x1000) 1739 #define V4L2_CTRL_MAX_DIMS (4) 1740 #define V4L2_CTRL_WHICH_CUR_VAL 0 1741 #define V4L2_CTRL_WHICH_DEF_VAL 0x0f000000 1742 1743 enum v4l2_ctrl_type { 1744 V4L2_CTRL_TYPE_INTEGER = 1, 1745 V4L2_CTRL_TYPE_BOOLEAN = 2, 1746 V4L2_CTRL_TYPE_MENU = 3, 1747 V4L2_CTRL_TYPE_BUTTON = 4, 1748 V4L2_CTRL_TYPE_INTEGER64 = 5, 1749 V4L2_CTRL_TYPE_CTRL_CLASS = 6, 1750 V4L2_CTRL_TYPE_STRING = 7, 1751 V4L2_CTRL_TYPE_BITMASK = 8, 1752 V4L2_CTRL_TYPE_INTEGER_MENU = 9, 1753 1754 /* Compound types are >= 0x0100 */ 1755 V4L2_CTRL_COMPOUND_TYPES = 0x0100, 1756 V4L2_CTRL_TYPE_U8 = 0x0100, 1757 V4L2_CTRL_TYPE_U16 = 0x0101, 1758 V4L2_CTRL_TYPE_U32 = 0x0102, 1759 }; 1760 1761 /* Used in the VIDIOC_QUERYCTRL ioctl for querying controls */ 1762 struct v4l2_queryctrl { 1763 __u32 id; 1764 __u32 type; /* enum v4l2_ctrl_type */ 1765 __u8 name[32]; /* Whatever */ 1766 __s32 minimum; /* Note signedness */ 1767 __s32 maximum; 1768 __s32 step; 1769 __s32 default_value; 1770 __u32 flags; 1771 __u32 reserved[2]; 1772 }; 1773 1774 /* Used in the VIDIOC_QUERY_EXT_CTRL ioctl for querying extended controls */ 1775 struct v4l2_query_ext_ctrl { 1776 __u32 id; 1777 __u32 type; 1778 char name[32]; 1779 __s64 minimum; 1780 __s64 maximum; 1781 __u64 step; 1782 __s64 default_value; 1783 __u32 flags; 1784 __u32 elem_size; 1785 __u32 elems; 1786 __u32 nr_of_dims; 1787 __u32 dims[V4L2_CTRL_MAX_DIMS]; 1788 __u32 reserved[32]; 1789 }; 1790 1791 /* Used in the VIDIOC_QUERYMENU ioctl for querying menu items */ 1792 struct v4l2_querymenu { 1793 __u32 id; 1794 __u32 index; 1795 union { 1796 __u8 name[32]; /* Whatever */ 1797 __s64 value; 1798 }; 1799 __u32 reserved; 1800 } __attribute__ ((packed)); 1801 1802 /* Control flags */ 1803 #define V4L2_CTRL_FLAG_DISABLED 0x0001 1804 #define V4L2_CTRL_FLAG_GRABBED 0x0002 1805 #define V4L2_CTRL_FLAG_READ_ONLY 0x0004 1806 #define V4L2_CTRL_FLAG_UPDATE 0x0008 1807 #define V4L2_CTRL_FLAG_INACTIVE 0x0010 1808 #define V4L2_CTRL_FLAG_SLIDER 0x0020 1809 #define V4L2_CTRL_FLAG_WRITE_ONLY 0x0040 1810 #define V4L2_CTRL_FLAG_VOLATILE 0x0080 1811 #define V4L2_CTRL_FLAG_HAS_PAYLOAD 0x0100 1812 #define V4L2_CTRL_FLAG_EXECUTE_ON_WRITE 0x0200 1813 #define V4L2_CTRL_FLAG_MODIFY_LAYOUT 0x0400 1814 1815 /* Query flags, to be ORed with the control ID */ 1816 #define V4L2_CTRL_FLAG_NEXT_CTRL 0x80000000 1817 #define V4L2_CTRL_FLAG_NEXT_COMPOUND 0x40000000 1818 1819 /* User-class control IDs defined by V4L2 */ 1820 #define V4L2_CID_MAX_CTRLS 1024 1821 /* IDs reserved for driver specific controls */ 1822 #define V4L2_CID_PRIVATE_BASE 0x08000000 1823 1824 1825 /* 1826 * T U N I N G 1827 */ 1828 struct v4l2_tuner { 1829 __u32 index; 1830 __u8 name[32]; 1831 __u32 type; /* enum v4l2_tuner_type */ 1832 __u32 capability; 1833 __u32 rangelow; 1834 __u32 rangehigh; 1835 __u32 rxsubchans; 1836 __u32 audmode; 1837 __s32 signal; 1838 __s32 afc; 1839 __u32 reserved[4]; 1840 }; 1841 1842 struct v4l2_modulator { 1843 __u32 index; 1844 __u8 name[32]; 1845 __u32 capability; 1846 __u32 rangelow; 1847 __u32 rangehigh; 1848 __u32 txsubchans; 1849 __u32 type; /* enum v4l2_tuner_type */ 1850 __u32 reserved[3]; 1851 }; 1852 1853 /* Flags for the 'capability' field */ 1854 #define V4L2_TUNER_CAP_LOW 0x0001 1855 #define V4L2_TUNER_CAP_NORM 0x0002 1856 #define V4L2_TUNER_CAP_HWSEEK_BOUNDED 0x0004 1857 #define V4L2_TUNER_CAP_HWSEEK_WRAP 0x0008 1858 #define V4L2_TUNER_CAP_STEREO 0x0010 1859 #define V4L2_TUNER_CAP_LANG2 0x0020 1860 #define V4L2_TUNER_CAP_SAP 0x0020 1861 #define V4L2_TUNER_CAP_LANG1 0x0040 1862 #define V4L2_TUNER_CAP_RDS 0x0080 1863 #define V4L2_TUNER_CAP_RDS_BLOCK_IO 0x0100 1864 #define V4L2_TUNER_CAP_RDS_CONTROLS 0x0200 1865 #define V4L2_TUNER_CAP_FREQ_BANDS 0x0400 1866 #define V4L2_TUNER_CAP_HWSEEK_PROG_LIM 0x0800 1867 #define V4L2_TUNER_CAP_1HZ 0x1000 1868 1869 /* Flags for the 'rxsubchans' field */ 1870 #define V4L2_TUNER_SUB_MONO 0x0001 1871 #define V4L2_TUNER_SUB_STEREO 0x0002 1872 #define V4L2_TUNER_SUB_LANG2 0x0004 1873 #define V4L2_TUNER_SUB_SAP 0x0004 1874 #define V4L2_TUNER_SUB_LANG1 0x0008 1875 #define V4L2_TUNER_SUB_RDS 0x0010 1876 1877 /* Values for the 'audmode' field */ 1878 #define V4L2_TUNER_MODE_MONO 0x0000 1879 #define V4L2_TUNER_MODE_STEREO 0x0001 1880 #define V4L2_TUNER_MODE_LANG2 0x0002 1881 #define V4L2_TUNER_MODE_SAP 0x0002 1882 #define V4L2_TUNER_MODE_LANG1 0x0003 1883 #define V4L2_TUNER_MODE_LANG1_LANG2 0x0004 1884 1885 struct v4l2_frequency { 1886 __u32 tuner; 1887 __u32 type; /* enum v4l2_tuner_type */ 1888 __u32 frequency; 1889 __u32 reserved[8]; 1890 }; 1891 1892 #define V4L2_BAND_MODULATION_VSB (1 << 1) 1893 #define V4L2_BAND_MODULATION_FM (1 << 2) 1894 #define V4L2_BAND_MODULATION_AM (1 << 3) 1895 1896 struct v4l2_frequency_band { 1897 __u32 tuner; 1898 __u32 type; /* enum v4l2_tuner_type */ 1899 __u32 index; 1900 __u32 capability; 1901 __u32 rangelow; 1902 __u32 rangehigh; 1903 __u32 modulation; 1904 __u32 reserved[9]; 1905 }; 1906 1907 struct v4l2_hw_freq_seek { 1908 __u32 tuner; 1909 __u32 type; /* enum v4l2_tuner_type */ 1910 __u32 seek_upward; 1911 __u32 wrap_around; 1912 __u32 spacing; 1913 __u32 rangelow; 1914 __u32 rangehigh; 1915 __u32 reserved[5]; 1916 }; 1917 1918 /* 1919 * R D S 1920 */ 1921 1922 struct v4l2_rds_data { 1923 __u8 lsb; 1924 __u8 msb; 1925 __u8 block; 1926 } __attribute__ ((packed)); 1927 1928 #define V4L2_RDS_BLOCK_MSK 0x7 1929 #define V4L2_RDS_BLOCK_A 0 1930 #define V4L2_RDS_BLOCK_B 1 1931 #define V4L2_RDS_BLOCK_C 2 1932 #define V4L2_RDS_BLOCK_D 3 1933 #define V4L2_RDS_BLOCK_C_ALT 4 1934 #define V4L2_RDS_BLOCK_INVALID 7 1935 1936 #define V4L2_RDS_BLOCK_CORRECTED 0x40 1937 #define V4L2_RDS_BLOCK_ERROR 0x80 1938 1939 /* 1940 * A U D I O 1941 */ 1942 struct v4l2_audio { 1943 __u32 index; 1944 __u8 name[32]; 1945 __u32 capability; 1946 __u32 mode; 1947 __u32 reserved[2]; 1948 }; 1949 1950 /* Flags for the 'capability' field */ 1951 #define V4L2_AUDCAP_STEREO 0x00001 1952 #define V4L2_AUDCAP_AVL 0x00002 1953 1954 /* Flags for the 'mode' field */ 1955 #define V4L2_AUDMODE_AVL 0x00001 1956 1957 struct v4l2_audioout { 1958 __u32 index; 1959 __u8 name[32]; 1960 __u32 capability; 1961 __u32 mode; 1962 __u32 reserved[2]; 1963 }; 1964 1965 /* 1966 * M P E G S E R V I C E S 1967 */ 1968 #define V4L2_ENC_IDX_FRAME_I (0) 1969 #define V4L2_ENC_IDX_FRAME_P (1) 1970 #define V4L2_ENC_IDX_FRAME_B (2) 1971 #define V4L2_ENC_IDX_FRAME_MASK (0xf) 1972 1973 struct v4l2_enc_idx_entry { 1974 __u64 offset; 1975 __u64 pts; 1976 __u32 length; 1977 __u32 flags; 1978 __u32 reserved[2]; 1979 }; 1980 1981 #define V4L2_ENC_IDX_ENTRIES (64) 1982 struct v4l2_enc_idx { 1983 __u32 entries; 1984 __u32 entries_cap; 1985 __u32 reserved[4]; 1986 struct v4l2_enc_idx_entry entry[V4L2_ENC_IDX_ENTRIES]; 1987 }; 1988 1989 1990 #define V4L2_ENC_CMD_START (0) 1991 #define V4L2_ENC_CMD_STOP (1) 1992 #define V4L2_ENC_CMD_PAUSE (2) 1993 #define V4L2_ENC_CMD_RESUME (3) 1994 1995 /* Flags for V4L2_ENC_CMD_STOP */ 1996 #define V4L2_ENC_CMD_STOP_AT_GOP_END (1 << 0) 1997 1998 struct v4l2_encoder_cmd { 1999 __u32 cmd; 2000 __u32 flags; 2001 union { 2002 struct { 2003 __u32 data[8]; 2004 } raw; 2005 }; 2006 }; 2007 2008 /* Decoder commands */ 2009 #define V4L2_DEC_CMD_START (0) 2010 #define V4L2_DEC_CMD_STOP (1) 2011 #define V4L2_DEC_CMD_PAUSE (2) 2012 #define V4L2_DEC_CMD_RESUME (3) 2013 #define V4L2_CMD_FLUSH (4) 2014 #define V4L2_CMD_SESSION_CONTINUE (5) 2015 #define V4L2_DEC_QCOM_CMD_RECONFIG_HINT (6) 2016 2017 /* Flags for V4L2_DEC_CMD_START */ 2018 #define V4L2_DEC_CMD_START_MUTE_AUDIO (1 << 0) 2019 2020 /* Flags for V4L2_DEC_CMD_PAUSE */ 2021 #define V4L2_DEC_CMD_PAUSE_TO_BLACK (1 << 0) 2022 2023 /* Flags for V4L2_DEC_CMD_STOP */ 2024 #define V4L2_DEC_CMD_STOP_TO_BLACK (1 << 0) 2025 #define V4L2_DEC_CMD_STOP_IMMEDIATELY (1 << 1) 2026 2027 /* Flags for V4L2_CMD_FLUSH */ 2028 #define V4L2_CMD_FLUSH_OUTPUT (1 << 0) 2029 #define V4L2_CMD_FLUSH_CAPTURE (1 << 1) 2030 2031 #define V4L2_QCOM_CMD_FLUSH V4L2_CMD_FLUSH 2032 #define V4L2_QCOM_CMD_SESSION_CONTINUE V4L2_CMD_SESSION_CONTINUE 2033 #define V4L2_QCOM_CMD_FLUSH_OUTPUT V4L2_CMD_FLUSH_OUTPUT 2034 #define V4L2_QCOM_CMD_FLUSH_CAPTURE V4L2_CMD_FLUSH_CAPTURE 2035 2036 /* Play format requirements (returned by the driver): */ 2037 2038 /* The decoder has no special format requirements */ 2039 #define V4L2_DEC_START_FMT_NONE (0) 2040 /* The decoder requires full GOPs */ 2041 #define V4L2_DEC_START_FMT_GOP (1) 2042 2043 /* The structure must be zeroed before use by the application 2044 This ensures it can be extended safely in the future. */ 2045 struct v4l2_decoder_cmd { 2046 __u32 cmd; 2047 __u32 flags; 2048 union { 2049 struct { 2050 __u64 pts; 2051 } stop; 2052 2053 struct { 2054 /* 0 or 1000 specifies normal speed, 2055 1 specifies forward single stepping, 2056 -1 specifies backward single stepping, 2057 >1: playback at speed/1000 of the normal speed, 2058 <-1: reverse playback at (-speed/1000) of the normal speed. */ 2059 __s32 speed; 2060 __u32 format; 2061 } start; 2062 2063 struct { 2064 __u32 data[16]; 2065 } raw; 2066 }; 2067 }; 2068 2069 2070 /* 2071 * D A T A S E R V I C E S ( V B I ) 2072 * 2073 * Data services API by Michael Schimek 2074 */ 2075 2076 /* Raw VBI */ 2077 struct v4l2_vbi_format { 2078 __u32 sampling_rate; /* in 1 Hz */ 2079 __u32 offset; 2080 __u32 samples_per_line; 2081 __u32 sample_format; /* V4L2_PIX_FMT_* */ 2082 __s32 start[2]; 2083 __u32 count[2]; 2084 __u32 flags; /* V4L2_VBI_* */ 2085 __u32 reserved[2]; /* must be zero */ 2086 }; 2087 2088 /* VBI flags */ 2089 #define V4L2_VBI_UNSYNC (1 << 0) 2090 #define V4L2_VBI_INTERLACED (1 << 1) 2091 2092 /* ITU-R start lines for each field */ 2093 #define V4L2_VBI_ITU_525_F1_START (1) 2094 #define V4L2_VBI_ITU_525_F2_START (264) 2095 #define V4L2_VBI_ITU_625_F1_START (1) 2096 #define V4L2_VBI_ITU_625_F2_START (314) 2097 2098 /* Sliced VBI 2099 * 2100 * This implements is a proposal V4L2 API to allow SLICED VBI 2101 * required for some hardware encoders. It should change without 2102 * notice in the definitive implementation. 2103 */ 2104 2105 struct v4l2_sliced_vbi_format { 2106 __u16 service_set; 2107 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field 2108 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field 2109 (equals frame lines 313-336 for 625 line video 2110 standards, 263-286 for 525 line standards) */ 2111 __u16 service_lines[2][24]; 2112 __u32 io_size; 2113 __u32 reserved[2]; /* must be zero */ 2114 }; 2115 2116 /* Teletext World System Teletext 2117 (WST), defined on ITU-R BT.653-2 */ 2118 #define V4L2_SLICED_TELETEXT_B (0x0001) 2119 /* Video Program System, defined on ETS 300 231*/ 2120 #define V4L2_SLICED_VPS (0x0400) 2121 /* Closed Caption, defined on EIA-608 */ 2122 #define V4L2_SLICED_CAPTION_525 (0x1000) 2123 /* Wide Screen System, defined on ITU-R BT1119.1 */ 2124 #define V4L2_SLICED_WSS_625 (0x4000) 2125 2126 #define V4L2_SLICED_VBI_525 (V4L2_SLICED_CAPTION_525) 2127 #define V4L2_SLICED_VBI_625 (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625) 2128 2129 struct v4l2_sliced_vbi_cap { 2130 __u16 service_set; 2131 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field 2132 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field 2133 (equals frame lines 313-336 for 625 line video 2134 standards, 263-286 for 525 line standards) */ 2135 __u16 service_lines[2][24]; 2136 __u32 type; /* enum v4l2_buf_type */ 2137 __u32 reserved[3]; /* must be 0 */ 2138 }; 2139 2140 struct v4l2_sliced_vbi_data { 2141 __u32 id; 2142 __u32 field; /* 0: first field, 1: second field */ 2143 __u32 line; /* 1-23 */ 2144 __u32 reserved; /* must be 0 */ 2145 __u8 data[48]; 2146 }; 2147 2148 /* 2149 * Sliced VBI data inserted into MPEG Streams 2150 */ 2151 2152 /* 2153 * V4L2_MPEG_STREAM_VBI_FMT_IVTV: 2154 * 2155 * Structure of payload contained in an MPEG 2 Private Stream 1 PES Packet in an 2156 * MPEG-2 Program Pack that contains V4L2_MPEG_STREAM_VBI_FMT_IVTV Sliced VBI 2157 * data 2158 * 2159 * Note, the MPEG-2 Program Pack and Private Stream 1 PES packet header 2160 * definitions are not included here. See the MPEG-2 specifications for details 2161 * on these headers. 2162 */ 2163 2164 /* Line type IDs */ 2165 #define V4L2_MPEG_VBI_IVTV_TELETEXT_B (1) 2166 #define V4L2_MPEG_VBI_IVTV_CAPTION_525 (4) 2167 #define V4L2_MPEG_VBI_IVTV_WSS_625 (5) 2168 #define V4L2_MPEG_VBI_IVTV_VPS (7) 2169 2170 struct v4l2_mpeg_vbi_itv0_line { 2171 __u8 id; /* One of V4L2_MPEG_VBI_IVTV_* above */ 2172 __u8 data[42]; /* Sliced VBI data for the line */ 2173 } __attribute__ ((packed)); 2174 2175 struct v4l2_mpeg_vbi_itv0 { 2176 __le32 linemask[2]; /* Bitmasks of VBI service lines present */ 2177 struct v4l2_mpeg_vbi_itv0_line line[35]; 2178 } __attribute__ ((packed)); 2179 2180 struct v4l2_mpeg_vbi_ITV0 { 2181 struct v4l2_mpeg_vbi_itv0_line line[36]; 2182 } __attribute__ ((packed)); 2183 2184 #define V4L2_MPEG_VBI_IVTV_MAGIC0 "itv0" 2185 #define V4L2_MPEG_VBI_IVTV_MAGIC1 "ITV0" 2186 2187 struct v4l2_mpeg_vbi_fmt_ivtv { 2188 __u8 magic[4]; 2189 union { 2190 struct v4l2_mpeg_vbi_itv0 itv0; 2191 struct v4l2_mpeg_vbi_ITV0 ITV0; 2192 }; 2193 } __attribute__ ((packed)); 2194 2195 /* 2196 * A G G R E G A T E S T R U C T U R E S 2197 */ 2198 2199 /** 2200 * struct v4l2_plane_pix_format - additional, per-plane format definition 2201 * @sizeimage: maximum size in bytes required for data, for which 2202 * this plane will be used 2203 * @bytesperline: distance in bytes between the leftmost pixels in two 2204 * adjacent lines 2205 */ 2206 struct v4l2_plane_pix_format { 2207 __u32 sizeimage; 2208 __u32 bytesperline; 2209 __u16 reserved[6]; 2210 } __attribute__ ((packed)); 2211 2212 /** 2213 * struct v4l2_pix_format_mplane - multiplanar format definition 2214 * @width: image width in pixels 2215 * @height: image height in pixels 2216 * @pixelformat: little endian four character code (fourcc) 2217 * @field: enum v4l2_field; field order (for interlaced video) 2218 * @colorspace: enum v4l2_colorspace; supplemental to pixelformat 2219 * @plane_fmt: per-plane information 2220 * @num_planes: number of planes for this format 2221 * @flags: format flags (V4L2_PIX_FMT_FLAG_*) 2222 * @ycbcr_enc: enum v4l2_ycbcr_encoding, Y'CbCr encoding 2223 * @quantization: enum v4l2_quantization, colorspace quantization 2224 * @xfer_func: enum v4l2_xfer_func, colorspace transfer function 2225 */ 2226 struct v4l2_pix_format_mplane { 2227 __u32 width; 2228 __u32 height; 2229 __u32 pixelformat; 2230 __u32 field; 2231 __u32 colorspace; 2232 2233 struct v4l2_plane_pix_format plane_fmt[VIDEO_MAX_PLANES]; 2234 __u8 num_planes; 2235 __u8 flags; 2236 union { 2237 __u8 ycbcr_enc; 2238 __u8 hsv_enc; 2239 }; 2240 __u8 quantization; 2241 __u8 xfer_func; 2242 __u8 reserved[7]; 2243 } __attribute__ ((packed)); 2244 2245 /** 2246 * struct v4l2_sdr_format - SDR format definition 2247 * @pixelformat: little endian four character code (fourcc) 2248 * @buffersize: maximum size in bytes required for data 2249 */ 2250 struct v4l2_sdr_format { 2251 __u32 pixelformat; 2252 __u32 buffersize; 2253 __u8 reserved[24]; 2254 } __attribute__ ((packed)); 2255 2256 /** 2257 * struct v4l2_meta_format - metadata format definition 2258 * @dataformat: little endian four character code (fourcc) 2259 * @buffersize: maximum size in bytes required for data 2260 */ 2261 struct v4l2_meta_format { 2262 __u32 dataformat; 2263 __u32 buffersize; 2264 } __attribute__ ((packed)); 2265 2266 /** 2267 * struct v4l2_format - stream data format 2268 * @type: enum v4l2_buf_type; type of the data stream 2269 * @pix: definition of an image format 2270 * @pix_mp: definition of a multiplanar image format 2271 * @win: definition of an overlaid image 2272 * @vbi: raw VBI capture or output parameters 2273 * @sliced: sliced VBI capture or output parameters 2274 * @raw_data: placeholder for future extensions and custom formats 2275 */ 2276 struct v4l2_format { 2277 __u32 type; 2278 union { 2279 struct v4l2_pix_format pix; /* V4L2_BUF_TYPE_VIDEO_CAPTURE */ 2280 struct v4l2_pix_format_mplane pix_mp; /* V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE */ 2281 struct v4l2_window win; /* V4L2_BUF_TYPE_VIDEO_OVERLAY */ 2282 struct v4l2_vbi_format vbi; /* V4L2_BUF_TYPE_VBI_CAPTURE */ 2283 struct v4l2_sliced_vbi_format sliced; /* V4L2_BUF_TYPE_SLICED_VBI_CAPTURE */ 2284 struct v4l2_sdr_format sdr; /* V4L2_BUF_TYPE_SDR_CAPTURE */ 2285 struct v4l2_meta_format meta; /* V4L2_BUF_TYPE_META_CAPTURE */ 2286 __u8 raw_data[200]; /* user-defined */ 2287 } fmt; 2288 }; 2289 2290 /* Stream type-dependent parameters 2291 */ 2292 struct v4l2_streamparm { 2293 __u32 type; /* enum v4l2_buf_type */ 2294 union { 2295 struct v4l2_captureparm capture; 2296 struct v4l2_outputparm output; 2297 __u8 raw_data[200]; /* user-defined */ 2298 } parm; 2299 }; 2300 2301 /* 2302 * E V E N T S 2303 */ 2304 2305 #define V4L2_EVENT_ALL 0 2306 #define V4L2_EVENT_VSYNC 1 2307 #define V4L2_EVENT_EOS 2 2308 #define V4L2_EVENT_CTRL 3 2309 #define V4L2_EVENT_FRAME_SYNC 4 2310 #define V4L2_EVENT_SOURCE_CHANGE 5 2311 #define V4L2_EVENT_MOTION_DET 6 2312 #define V4L2_EVENT_PRIVATE_START 0x08000000 2313 2314 #define V4L2_EVENT_BITDEPTH_FLAG 0x1 2315 #define V4L2_EVENT_PICSTRUCT_FLAG 0x2 2316 #define V4L2_EVENT_COLOUR_SPACE_FLAG 0x4 2317 2318 #define V4L2_EVENT_MSM_VIDC_START (V4L2_EVENT_PRIVATE_START + 0x00001000) 2319 #define V4L2_EVENT_MSM_VIDC_FLUSH_DONE (V4L2_EVENT_MSM_VIDC_START + 1) 2320 #define V4L2_EVENT_MSM_VIDC_PORT_SETTINGS_CHANGED_SUFFICIENT \ 2321 (V4L2_EVENT_MSM_VIDC_START + 2) 2322 #define V4L2_EVENT_MSM_VIDC_PORT_SETTINGS_CHANGED_INSUFFICIENT \ 2323 (V4L2_EVENT_MSM_VIDC_START + 3) 2324 2325 /* 2326 * Bitdepth changed insufficient is deprecated now, however retaining 2327 * to prevent changing the values of the other macros after bitdepth 2328 */ 2329 #define V4L2_EVENT_MSM_VIDC_PORT_SETTINGS_BITDEPTH_CHANGED_INSUFFICIENT \ 2330 (V4L2_EVENT_MSM_VIDC_START + 4) 2331 2332 #define V4L2_EVENT_MSM_VIDC_SYS_ERROR (V4L2_EVENT_MSM_VIDC_START + 5) 2333 #define V4L2_EVENT_MSM_VIDC_RELEASE_BUFFER_REFERENCE \ 2334 (V4L2_EVENT_MSM_VIDC_START + 6) 2335 #define V4L2_EVENT_MSM_VIDC_RELEASE_UNQUEUED_BUFFER \ 2336 (V4L2_EVENT_MSM_VIDC_START + 7) 2337 #define V4L2_EVENT_MSM_VIDC_HW_OVERLOAD (V4L2_EVENT_MSM_VIDC_START + 8) 2338 #define V4L2_EVENT_MSM_VIDC_MAX_CLIENTS (V4L2_EVENT_MSM_VIDC_START + 9) 2339 #define V4L2_EVENT_MSM_VIDC_HW_UNSUPPORTED (V4L2_EVENT_MSM_VIDC_START + 10) 2340 #define V4L2_EVENT_MSM_VIDC_REGISTER_BUFFER_DONE \ 2341 (V4L2_EVENT_MSM_VIDC_START + 11) 2342 #define V4L2_EVENT_MSM_VIDC_UNREGISTER_BUFFER_DONE \ 2343 (V4L2_EVENT_MSM_VIDC_START + 12) 2344 2345 /* 2346 * CVP Events 2347 */ 2348 #define V4L2_EVENT_MSM_CVP_START (V4L2_EVENT_PRIVATE_START + 0x00001000) 2349 #define V4L2_EVENT_MSM_CVP_FLUSH_DONE (V4L2_EVENT_MSM_CVP_START + 1) 2350 #define V4L2_EVENT_MSM_CVP_PORT_SETTINGS_CHANGED_SUFFICIENT \ 2351 (V4L2_EVENT_MSM_CVP_START + 2) 2352 #define V4L2_EVENT_MSM_CVP_PORT_SETTINGS_CHANGED_INSUFFICIENT \ 2353 (V4L2_EVENT_MSM_CVP_START + 3) 2354 2355 #define V4L2_EVENT_MSM_CVP_SYS_ERROR (V4L2_EVENT_MSM_CVP_START + 5) 2356 #define V4L2_EVENT_MSM_CVP_RELEASE_BUFFER_REFERENCE \ 2357 (V4L2_EVENT_MSM_CVP_START + 6) 2358 #define V4L2_EVENT_MSM_CVP_RELEASE_UNQUEUED_BUFFER \ 2359 (V4L2_EVENT_MSM_CVP_START + 7) 2360 #define V4L2_EVENT_MSM_CVP_HW_OVERLOAD (V4L2_EVENT_MSM_CVP_START + 8) 2361 #define V4L2_EVENT_MSM_CVP_MAX_CLIENTS (V4L2_EVENT_MSM_CVP_START + 9) 2362 #define V4L2_EVENT_MSM_CVP_HW_UNSUPPORTED (V4L2_EVENT_MSM_CVP_START + 10) 2363 #define V4L2_EVENT_MSM_CVP_REGISTER_BUFFER_DONE \ 2364 (V4L2_EVENT_MSM_CVP_START + 11) 2365 #define V4L2_EVENT_MSM_CVP_UNREGISTER_BUFFER_DONE \ 2366 (V4L2_EVENT_MSM_CVP_START + 12) 2367 2368 /* Payload for V4L2_EVENT_VSYNC */ 2369 struct v4l2_event_vsync { 2370 /* Can be V4L2_FIELD_ANY, _NONE, _TOP or _BOTTOM */ 2371 __u8 field; 2372 } __attribute__ ((packed)); 2373 2374 /* Payload for V4L2_EVENT_CTRL */ 2375 #define V4L2_EVENT_CTRL_CH_VALUE (1 << 0) 2376 #define V4L2_EVENT_CTRL_CH_FLAGS (1 << 1) 2377 #define V4L2_EVENT_CTRL_CH_RANGE (1 << 2) 2378 2379 struct v4l2_event_ctrl { 2380 __u32 changes; 2381 __u32 type; 2382 union { 2383 __s32 value; 2384 __s64 value64; 2385 }; 2386 __u32 flags; 2387 __s32 minimum; 2388 __s32 maximum; 2389 __s32 step; 2390 __s32 default_value; 2391 }; 2392 2393 struct v4l2_event_frame_sync { 2394 __u32 frame_sequence; 2395 }; 2396 2397 #define V4L2_EVENT_SRC_CH_RESOLUTION (1 << 0) 2398 2399 struct v4l2_event_src_change { 2400 __u32 changes; 2401 }; 2402 2403 #define V4L2_EVENT_MD_FL_HAVE_FRAME_SEQ (1 << 0) 2404 2405 /** 2406 * struct v4l2_event_motion_det - motion detection event 2407 * @flags: if V4L2_EVENT_MD_FL_HAVE_FRAME_SEQ is set, then the 2408 * frame_sequence field is valid. 2409 * @frame_sequence: the frame sequence number associated with this event. 2410 * @region_mask: which regions detected motion. 2411 */ 2412 struct v4l2_event_motion_det { 2413 __u32 flags; 2414 __u32 frame_sequence; 2415 __u32 region_mask; 2416 }; 2417 2418 struct v4l2_event { 2419 __u32 type; 2420 union { 2421 struct v4l2_event_vsync vsync; 2422 struct v4l2_event_ctrl ctrl; 2423 struct v4l2_event_frame_sync frame_sync; 2424 struct v4l2_event_src_change src_change; 2425 struct v4l2_event_motion_det motion_det; 2426 __u8 data[64]; 2427 } u; 2428 __u32 pending; 2429 __u32 sequence; 2430 struct timespec timestamp; 2431 __u32 id; 2432 __u32 reserved[8]; 2433 }; 2434 2435 #define V4L2_EVENT_SUB_FL_SEND_INITIAL (1 << 0) 2436 #define V4L2_EVENT_SUB_FL_ALLOW_FEEDBACK (1 << 1) 2437 2438 struct v4l2_event_subscription { 2439 __u32 type; 2440 __u32 id; 2441 __u32 flags; 2442 __u32 reserved[5]; 2443 }; 2444 2445 /* 2446 * A D V A N C E D D E B U G G I N G 2447 * 2448 * NOTE: EXPERIMENTAL API, NEVER RELY ON THIS IN APPLICATIONS! 2449 * FOR DEBUGGING, TESTING AND INTERNAL USE ONLY! 2450 */ 2451 2452 /* VIDIOC_DBG_G_REGISTER and VIDIOC_DBG_S_REGISTER */ 2453 2454 #define V4L2_CHIP_MATCH_BRIDGE 0 /* Match against chip ID on the bridge (0 for the bridge) */ 2455 #define V4L2_CHIP_MATCH_SUBDEV 4 /* Match against subdev index */ 2456 2457 /* The following four defines are no longer in use */ 2458 #define V4L2_CHIP_MATCH_HOST V4L2_CHIP_MATCH_BRIDGE 2459 #define V4L2_CHIP_MATCH_I2C_DRIVER 1 /* Match against I2C driver name */ 2460 #define V4L2_CHIP_MATCH_I2C_ADDR 2 /* Match against I2C 7-bit address */ 2461 #define V4L2_CHIP_MATCH_AC97 3 /* Match against ancillary AC97 chip */ 2462 2463 struct v4l2_dbg_match { 2464 __u32 type; /* Match type */ 2465 union { /* Match this chip, meaning determined by type */ 2466 __u32 addr; 2467 char name[32]; 2468 }; 2469 } __attribute__ ((packed)); 2470 2471 struct v4l2_dbg_register { 2472 struct v4l2_dbg_match match; 2473 __u32 size; /* register size in bytes */ 2474 __u64 reg; 2475 __u64 val; 2476 } __attribute__ ((packed)); 2477 2478 #define V4L2_CHIP_FL_READABLE (1 << 0) 2479 #define V4L2_CHIP_FL_WRITABLE (1 << 1) 2480 2481 /* VIDIOC_DBG_G_CHIP_INFO */ 2482 struct v4l2_dbg_chip_info { 2483 struct v4l2_dbg_match match; 2484 char name[32]; 2485 __u32 flags; 2486 __u32 reserved[32]; 2487 } __attribute__ ((packed)); 2488 2489 /** 2490 * struct v4l2_create_buffers - VIDIOC_CREATE_BUFS argument 2491 * @index: on return, index of the first created buffer 2492 * @count: entry: number of requested buffers, 2493 * return: number of created buffers 2494 * @memory: enum v4l2_memory; buffer memory type 2495 * @format: frame format, for which buffers are requested 2496 * @reserved: future extensions 2497 */ 2498 struct v4l2_create_buffers { 2499 __u32 index; 2500 __u32 count; 2501 __u32 memory; 2502 struct v4l2_format format; 2503 __u32 reserved[8]; 2504 }; 2505 2506 /* 2507 * 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 2508 * 2509 */ 2510 #define VIDIOC_QUERYCAP _IOR('V', 0, struct v4l2_capability) 2511 #define VIDIOC_ENUM_FMT _IOWR('V', 2, struct v4l2_fmtdesc) 2512 #define VIDIOC_G_FMT _IOWR('V', 4, struct v4l2_format) 2513 #define VIDIOC_S_FMT _IOWR('V', 5, struct v4l2_format) 2514 #define VIDIOC_REQBUFS _IOWR('V', 8, struct v4l2_requestbuffers) 2515 #define VIDIOC_QUERYBUF _IOWR('V', 9, struct v4l2_buffer) 2516 #define VIDIOC_G_FBUF _IOR('V', 10, struct v4l2_framebuffer) 2517 #define VIDIOC_S_FBUF _IOW('V', 11, struct v4l2_framebuffer) 2518 #define VIDIOC_OVERLAY _IOW('V', 14, int) 2519 #define VIDIOC_QBUF _IOWR('V', 15, struct v4l2_buffer) 2520 #define VIDIOC_EXPBUF _IOWR('V', 16, struct v4l2_exportbuffer) 2521 #define VIDIOC_DQBUF _IOWR('V', 17, struct v4l2_buffer) 2522 #define VIDIOC_STREAMON _IOW('V', 18, int) 2523 #define VIDIOC_STREAMOFF _IOW('V', 19, int) 2524 #define VIDIOC_G_PARM _IOWR('V', 21, struct v4l2_streamparm) 2525 #define VIDIOC_S_PARM _IOWR('V', 22, struct v4l2_streamparm) 2526 #define VIDIOC_G_STD _IOR('V', 23, v4l2_std_id) 2527 #define VIDIOC_S_STD _IOW('V', 24, v4l2_std_id) 2528 #define VIDIOC_ENUMSTD _IOWR('V', 25, struct v4l2_standard) 2529 #define VIDIOC_ENUMINPUT _IOWR('V', 26, struct v4l2_input) 2530 #define VIDIOC_G_CTRL _IOWR('V', 27, struct v4l2_control) 2531 #define VIDIOC_S_CTRL _IOWR('V', 28, struct v4l2_control) 2532 #define VIDIOC_G_TUNER _IOWR('V', 29, struct v4l2_tuner) 2533 #define VIDIOC_S_TUNER _IOW('V', 30, struct v4l2_tuner) 2534 #define VIDIOC_G_AUDIO _IOR('V', 33, struct v4l2_audio) 2535 #define VIDIOC_S_AUDIO _IOW('V', 34, struct v4l2_audio) 2536 #define VIDIOC_QUERYCTRL _IOWR('V', 36, struct v4l2_queryctrl) 2537 #define VIDIOC_QUERYMENU _IOWR('V', 37, struct v4l2_querymenu) 2538 #define VIDIOC_G_INPUT _IOR('V', 38, int) 2539 #define VIDIOC_S_INPUT _IOWR('V', 39, int) 2540 #define VIDIOC_G_EDID _IOWR('V', 40, struct v4l2_edid) 2541 #define VIDIOC_S_EDID _IOWR('V', 41, struct v4l2_edid) 2542 #define VIDIOC_G_OUTPUT _IOR('V', 46, int) 2543 #define VIDIOC_S_OUTPUT _IOWR('V', 47, int) 2544 #define VIDIOC_ENUMOUTPUT _IOWR('V', 48, struct v4l2_output) 2545 #define VIDIOC_G_AUDOUT _IOR('V', 49, struct v4l2_audioout) 2546 #define VIDIOC_S_AUDOUT _IOW('V', 50, struct v4l2_audioout) 2547 #define VIDIOC_G_MODULATOR _IOWR('V', 54, struct v4l2_modulator) 2548 #define VIDIOC_S_MODULATOR _IOW('V', 55, struct v4l2_modulator) 2549 #define VIDIOC_G_FREQUENCY _IOWR('V', 56, struct v4l2_frequency) 2550 #define VIDIOC_S_FREQUENCY _IOW('V', 57, struct v4l2_frequency) 2551 #define VIDIOC_CROPCAP _IOWR('V', 58, struct v4l2_cropcap) 2552 #define VIDIOC_G_CROP _IOWR('V', 59, struct v4l2_crop) 2553 #define VIDIOC_S_CROP _IOW('V', 60, struct v4l2_crop) 2554 #define VIDIOC_G_JPEGCOMP _IOR('V', 61, struct v4l2_jpegcompression) 2555 #define VIDIOC_S_JPEGCOMP _IOW('V', 62, struct v4l2_jpegcompression) 2556 #define VIDIOC_QUERYSTD _IOR('V', 63, v4l2_std_id) 2557 #define VIDIOC_TRY_FMT _IOWR('V', 64, struct v4l2_format) 2558 #define VIDIOC_ENUMAUDIO _IOWR('V', 65, struct v4l2_audio) 2559 #define VIDIOC_ENUMAUDOUT _IOWR('V', 66, struct v4l2_audioout) 2560 #define VIDIOC_G_PRIORITY _IOR('V', 67, __u32) /* enum v4l2_priority */ 2561 #define VIDIOC_S_PRIORITY _IOW('V', 68, __u32) /* enum v4l2_priority */ 2562 #define VIDIOC_G_SLICED_VBI_CAP _IOWR('V', 69, struct v4l2_sliced_vbi_cap) 2563 #define VIDIOC_LOG_STATUS _IO('V', 70) 2564 #define VIDIOC_G_EXT_CTRLS _IOWR('V', 71, struct v4l2_ext_controls) 2565 #define VIDIOC_S_EXT_CTRLS _IOWR('V', 72, struct v4l2_ext_controls) 2566 #define VIDIOC_TRY_EXT_CTRLS _IOWR('V', 73, struct v4l2_ext_controls) 2567 #define VIDIOC_ENUM_FRAMESIZES _IOWR('V', 74, struct v4l2_frmsizeenum) 2568 #define VIDIOC_ENUM_FRAMEINTERVALS _IOWR('V', 75, struct v4l2_frmivalenum) 2569 #define VIDIOC_G_ENC_INDEX _IOR('V', 76, struct v4l2_enc_idx) 2570 #define VIDIOC_ENCODER_CMD _IOWR('V', 77, struct v4l2_encoder_cmd) 2571 #define VIDIOC_TRY_ENCODER_CMD _IOWR('V', 78, struct v4l2_encoder_cmd) 2572 2573 /* 2574 * Experimental, meant for debugging, testing and internal use. 2575 * Only implemented if CONFIG_VIDEO_ADV_DEBUG is defined. 2576 * You must be root to use these ioctls. Never use these in applications! 2577 */ 2578 #define VIDIOC_DBG_S_REGISTER _IOW('V', 79, struct v4l2_dbg_register) 2579 #define VIDIOC_DBG_G_REGISTER _IOWR('V', 80, struct v4l2_dbg_register) 2580 2581 #define VIDIOC_S_HW_FREQ_SEEK _IOW('V', 82, struct v4l2_hw_freq_seek) 2582 #define VIDIOC_S_DV_TIMINGS _IOWR('V', 87, struct v4l2_dv_timings) 2583 #define VIDIOC_G_DV_TIMINGS _IOWR('V', 88, struct v4l2_dv_timings) 2584 #define VIDIOC_DQEVENT _IOR('V', 89, struct v4l2_event) 2585 #define VIDIOC_SUBSCRIBE_EVENT _IOW('V', 90, struct v4l2_event_subscription) 2586 #define VIDIOC_UNSUBSCRIBE_EVENT _IOW('V', 91, struct v4l2_event_subscription) 2587 #define VIDIOC_CREATE_BUFS _IOWR('V', 92, struct v4l2_create_buffers) 2588 #define VIDIOC_PREPARE_BUF _IOWR('V', 93, struct v4l2_buffer) 2589 #define VIDIOC_G_SELECTION _IOWR('V', 94, struct v4l2_selection) 2590 #define VIDIOC_S_SELECTION _IOWR('V', 95, struct v4l2_selection) 2591 #define VIDIOC_DECODER_CMD _IOWR('V', 96, struct v4l2_decoder_cmd) 2592 #define VIDIOC_TRY_DECODER_CMD _IOWR('V', 97, struct v4l2_decoder_cmd) 2593 #define VIDIOC_ENUM_DV_TIMINGS _IOWR('V', 98, struct v4l2_enum_dv_timings) 2594 #define VIDIOC_QUERY_DV_TIMINGS _IOR('V', 99, struct v4l2_dv_timings) 2595 #define VIDIOC_DV_TIMINGS_CAP _IOWR('V', 100, struct v4l2_dv_timings_cap) 2596 #define VIDIOC_ENUM_FREQ_BANDS _IOWR('V', 101, struct v4l2_frequency_band) 2597 2598 /* 2599 * Experimental, meant for debugging, testing and internal use. 2600 * Never use this in applications! 2601 */ 2602 #define VIDIOC_DBG_G_CHIP_INFO _IOWR('V', 102, struct v4l2_dbg_chip_info) 2603 2604 #define VIDIOC_QUERY_EXT_CTRL _IOWR('V', 103, struct v4l2_query_ext_ctrl) 2605 2606 /* Reminder: when adding new ioctls please add support for them to 2607 drivers/media/v4l2-core/v4l2-compat-ioctl32.c as well! */ 2608 2609 #define BASE_VIDIOC_PRIVATE 192 /* 192-255 are private */ 2610 2611 /* (BASE_VIDIOC_PRIVATE + 0) is private ioctl code for video module */ 2612 #define BASE_VIDIOC_PRIVATE_VIDEO (BASE_VIDIOC_PRIVATE + 0) 2613 2614 /* (BASE_VIDIOC_PRIVATE + 1) is private ioctl code for cvp module */ 2615 #define BASE_VIDIOC_PRIVATE_CVP (BASE_VIDIOC_PRIVATE + 1) 2616 2617 #endif /* __LINUX_VIDEODEV2_H */ 2618