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@kernel.org> 55 * et al. 56 */ 57 #ifndef _UAPI__LINUX_VIDEODEV2_H 58 #define _UAPI__LINUX_VIDEODEV2_H 59 60 #ifndef __KERNEL__ 61 #include <sys/time.h> 62 #endif 63 #include <linux/compiler.h> 64 #include <linux/ioctl.h> 65 #include <linux/types.h> 66 #include <linux/v4l2-common.h> 67 #include <linux/v4l2-controls.h> 68 69 /* 70 * Common stuff for both V4L1 and V4L2 71 * Moved from videodev.h 72 */ 73 #define VIDEO_MAX_FRAME 32 74 #define VIDEO_MAX_PLANES 8 75 76 /* 77 * M I S C E L L A N E O U S 78 */ 79 80 /* Four-character-code (FOURCC) */ 81 #define v4l2_fourcc(a, b, c, d)\ 82 ((__u32)(a) | ((__u32)(b) << 8) | ((__u32)(c) << 16) | ((__u32)(d) << 24)) 83 #define v4l2_fourcc_be(a, b, c, d) (v4l2_fourcc(a, b, c, d) | (1U << 31)) 84 85 /* 86 * E N U M S 87 */ 88 enum v4l2_field { 89 V4L2_FIELD_ANY = 0, /* driver can choose from none, 90 top, bottom, interlaced 91 depending on whatever it thinks 92 is approximate ... */ 93 V4L2_FIELD_NONE = 1, /* this device has no fields ... */ 94 V4L2_FIELD_TOP = 2, /* top field only */ 95 V4L2_FIELD_BOTTOM = 3, /* bottom field only */ 96 V4L2_FIELD_INTERLACED = 4, /* both fields interlaced */ 97 V4L2_FIELD_SEQ_TB = 5, /* both fields sequential into one 98 buffer, top-bottom order */ 99 V4L2_FIELD_SEQ_BT = 6, /* same as above + bottom-top order */ 100 V4L2_FIELD_ALTERNATE = 7, /* both fields alternating into 101 separate buffers */ 102 V4L2_FIELD_INTERLACED_TB = 8, /* both fields interlaced, top field 103 first and the top field is 104 transmitted first */ 105 V4L2_FIELD_INTERLACED_BT = 9, /* both fields interlaced, top field 106 first and the bottom field is 107 transmitted first */ 108 }; 109 #define V4L2_FIELD_HAS_TOP(field) \ 110 ((field) == V4L2_FIELD_TOP ||\ 111 (field) == V4L2_FIELD_INTERLACED ||\ 112 (field) == V4L2_FIELD_INTERLACED_TB ||\ 113 (field) == V4L2_FIELD_INTERLACED_BT ||\ 114 (field) == V4L2_FIELD_SEQ_TB ||\ 115 (field) == V4L2_FIELD_SEQ_BT) 116 #define V4L2_FIELD_HAS_BOTTOM(field) \ 117 ((field) == V4L2_FIELD_BOTTOM ||\ 118 (field) == V4L2_FIELD_INTERLACED ||\ 119 (field) == V4L2_FIELD_INTERLACED_TB ||\ 120 (field) == V4L2_FIELD_INTERLACED_BT ||\ 121 (field) == V4L2_FIELD_SEQ_TB ||\ 122 (field) == V4L2_FIELD_SEQ_BT) 123 #define V4L2_FIELD_HAS_BOTH(field) \ 124 ((field) == V4L2_FIELD_INTERLACED ||\ 125 (field) == V4L2_FIELD_INTERLACED_TB ||\ 126 (field) == V4L2_FIELD_INTERLACED_BT ||\ 127 (field) == V4L2_FIELD_SEQ_TB ||\ 128 (field) == V4L2_FIELD_SEQ_BT) 129 #define V4L2_FIELD_HAS_T_OR_B(field) \ 130 ((field) == V4L2_FIELD_BOTTOM ||\ 131 (field) == V4L2_FIELD_TOP ||\ 132 (field) == V4L2_FIELD_ALTERNATE) 133 #define V4L2_FIELD_IS_INTERLACED(field) \ 134 ((field) == V4L2_FIELD_INTERLACED ||\ 135 (field) == V4L2_FIELD_INTERLACED_TB ||\ 136 (field) == V4L2_FIELD_INTERLACED_BT) 137 #define V4L2_FIELD_IS_SEQUENTIAL(field) \ 138 ((field) == V4L2_FIELD_SEQ_TB ||\ 139 (field) == V4L2_FIELD_SEQ_BT) 140 141 enum v4l2_buf_type { 142 V4L2_BUF_TYPE_VIDEO_CAPTURE = 1, 143 V4L2_BUF_TYPE_VIDEO_OUTPUT = 2, 144 V4L2_BUF_TYPE_VIDEO_OVERLAY = 3, 145 V4L2_BUF_TYPE_VBI_CAPTURE = 4, 146 V4L2_BUF_TYPE_VBI_OUTPUT = 5, 147 V4L2_BUF_TYPE_SLICED_VBI_CAPTURE = 6, 148 V4L2_BUF_TYPE_SLICED_VBI_OUTPUT = 7, 149 V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY = 8, 150 V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE = 9, 151 V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE = 10, 152 V4L2_BUF_TYPE_SDR_CAPTURE = 11, 153 V4L2_BUF_TYPE_SDR_OUTPUT = 12, 154 V4L2_BUF_TYPE_META_CAPTURE = 13, 155 V4L2_BUF_TYPE_META_OUTPUT = 14, 156 /* 157 * Note: V4L2_TYPE_IS_VALID and V4L2_TYPE_IS_OUTPUT must 158 * be updated if a new type is added. 159 */ 160 /* Deprecated, do not use */ 161 V4L2_BUF_TYPE_PRIVATE = 0x80, 162 }; 163 164 #define V4L2_TYPE_IS_VALID(type) \ 165 ((type) >= V4L2_BUF_TYPE_VIDEO_CAPTURE &&\ 166 (type) <= V4L2_BUF_TYPE_META_OUTPUT) 167 168 #define V4L2_TYPE_IS_MULTIPLANAR(type) \ 169 ((type) == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE \ 170 || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) 171 172 #define V4L2_TYPE_IS_OUTPUT(type) \ 173 ((type) == V4L2_BUF_TYPE_VIDEO_OUTPUT \ 174 || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE \ 175 || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY \ 176 || (type) == V4L2_BUF_TYPE_VBI_OUTPUT \ 177 || (type) == V4L2_BUF_TYPE_SLICED_VBI_OUTPUT \ 178 || (type) == V4L2_BUF_TYPE_SDR_OUTPUT \ 179 || (type) == V4L2_BUF_TYPE_META_OUTPUT) 180 181 #define V4L2_TYPE_IS_CAPTURE(type) \ 182 (V4L2_TYPE_IS_VALID(type) && !V4L2_TYPE_IS_OUTPUT(type)) 183 184 enum v4l2_tuner_type { 185 V4L2_TUNER_RADIO = 1, 186 V4L2_TUNER_ANALOG_TV = 2, 187 V4L2_TUNER_DIGITAL_TV = 3, 188 V4L2_TUNER_SDR = 4, 189 V4L2_TUNER_RF = 5, 190 }; 191 192 /* Deprecated, do not use */ 193 #define V4L2_TUNER_ADC V4L2_TUNER_SDR 194 195 enum v4l2_memory { 196 V4L2_MEMORY_MMAP = 1, 197 V4L2_MEMORY_USERPTR = 2, 198 V4L2_MEMORY_OVERLAY = 3, 199 V4L2_MEMORY_DMABUF = 4, 200 }; 201 202 /* see also http://vektor.theorem.ca/graphics/ycbcr/ */ 203 enum v4l2_colorspace { 204 /* 205 * Default colorspace, i.e. let the driver figure it out. 206 * Can only be used with video capture. 207 */ 208 V4L2_COLORSPACE_DEFAULT = 0, 209 210 /* SMPTE 170M: used for broadcast NTSC/PAL SDTV */ 211 V4L2_COLORSPACE_SMPTE170M = 1, 212 213 /* Obsolete pre-1998 SMPTE 240M HDTV standard, superseded by Rec 709 */ 214 V4L2_COLORSPACE_SMPTE240M = 2, 215 216 /* Rec.709: used for HDTV */ 217 V4L2_COLORSPACE_REC709 = 3, 218 219 /* 220 * Deprecated, do not use. No driver will ever return this. This was 221 * based on a misunderstanding of the bt878 datasheet. 222 */ 223 V4L2_COLORSPACE_BT878 = 4, 224 225 /* 226 * NTSC 1953 colorspace. This only makes sense when dealing with 227 * really, really old NTSC recordings. Superseded by SMPTE 170M. 228 */ 229 V4L2_COLORSPACE_470_SYSTEM_M = 5, 230 231 /* 232 * EBU Tech 3213 PAL/SECAM colorspace. 233 */ 234 V4L2_COLORSPACE_470_SYSTEM_BG = 6, 235 236 /* 237 * Effectively shorthand for V4L2_COLORSPACE_SRGB, V4L2_YCBCR_ENC_601 238 * and V4L2_QUANTIZATION_FULL_RANGE. To be used for (Motion-)JPEG. 239 */ 240 V4L2_COLORSPACE_JPEG = 7, 241 242 /* For RGB colorspaces such as produces by most webcams. */ 243 V4L2_COLORSPACE_SRGB = 8, 244 245 /* opRGB colorspace */ 246 V4L2_COLORSPACE_OPRGB = 9, 247 248 /* BT.2020 colorspace, used for UHDTV. */ 249 V4L2_COLORSPACE_BT2020 = 10, 250 251 /* Raw colorspace: for RAW unprocessed images */ 252 V4L2_COLORSPACE_RAW = 11, 253 254 /* DCI-P3 colorspace, used by cinema projectors */ 255 V4L2_COLORSPACE_DCI_P3 = 12, 256 257 #ifdef __KERNEL__ 258 /* 259 * Largest supported colorspace value, assigned by the compiler, used 260 * by the framework to check for invalid values. 261 */ 262 V4L2_COLORSPACE_LAST, 263 #endif 264 }; 265 266 /* 267 * Determine how COLORSPACE_DEFAULT should map to a proper colorspace. 268 * This depends on whether this is a SDTV image (use SMPTE 170M), an 269 * HDTV image (use Rec. 709), or something else (use sRGB). 270 */ 271 #define V4L2_MAP_COLORSPACE_DEFAULT(is_sdtv, is_hdtv) \ 272 ((is_sdtv) ? V4L2_COLORSPACE_SMPTE170M : \ 273 ((is_hdtv) ? V4L2_COLORSPACE_REC709 : V4L2_COLORSPACE_SRGB)) 274 275 enum v4l2_xfer_func { 276 /* 277 * Mapping of V4L2_XFER_FUNC_DEFAULT to actual transfer functions 278 * for the various colorspaces: 279 * 280 * V4L2_COLORSPACE_SMPTE170M, V4L2_COLORSPACE_470_SYSTEM_M, 281 * V4L2_COLORSPACE_470_SYSTEM_BG, V4L2_COLORSPACE_REC709 and 282 * V4L2_COLORSPACE_BT2020: V4L2_XFER_FUNC_709 283 * 284 * V4L2_COLORSPACE_SRGB, V4L2_COLORSPACE_JPEG: V4L2_XFER_FUNC_SRGB 285 * 286 * V4L2_COLORSPACE_OPRGB: V4L2_XFER_FUNC_OPRGB 287 * 288 * V4L2_COLORSPACE_SMPTE240M: V4L2_XFER_FUNC_SMPTE240M 289 * 290 * V4L2_COLORSPACE_RAW: V4L2_XFER_FUNC_NONE 291 * 292 * V4L2_COLORSPACE_DCI_P3: V4L2_XFER_FUNC_DCI_P3 293 */ 294 V4L2_XFER_FUNC_DEFAULT = 0, 295 V4L2_XFER_FUNC_709 = 1, 296 V4L2_XFER_FUNC_SRGB = 2, 297 V4L2_XFER_FUNC_OPRGB = 3, 298 V4L2_XFER_FUNC_SMPTE240M = 4, 299 V4L2_XFER_FUNC_NONE = 5, 300 V4L2_XFER_FUNC_DCI_P3 = 6, 301 V4L2_XFER_FUNC_SMPTE2084 = 7, 302 #ifdef __KERNEL__ 303 /* 304 * Largest supported transfer function value, assigned by the compiler, 305 * used by the framework to check for invalid values. 306 */ 307 V4L2_XFER_FUNC_LAST, 308 #endif 309 }; 310 311 /* 312 * Determine how XFER_FUNC_DEFAULT should map to a proper transfer function. 313 * This depends on the colorspace. 314 */ 315 #define V4L2_MAP_XFER_FUNC_DEFAULT(colsp) \ 316 ((colsp) == V4L2_COLORSPACE_OPRGB ? V4L2_XFER_FUNC_OPRGB : \ 317 ((colsp) == V4L2_COLORSPACE_SMPTE240M ? V4L2_XFER_FUNC_SMPTE240M : \ 318 ((colsp) == V4L2_COLORSPACE_DCI_P3 ? V4L2_XFER_FUNC_DCI_P3 : \ 319 ((colsp) == V4L2_COLORSPACE_RAW ? V4L2_XFER_FUNC_NONE : \ 320 ((colsp) == V4L2_COLORSPACE_SRGB || (colsp) == V4L2_COLORSPACE_JPEG ? \ 321 V4L2_XFER_FUNC_SRGB : V4L2_XFER_FUNC_709))))) 322 323 enum v4l2_ycbcr_encoding { 324 /* 325 * Mapping of V4L2_YCBCR_ENC_DEFAULT to actual encodings for the 326 * various colorspaces: 327 * 328 * V4L2_COLORSPACE_SMPTE170M, V4L2_COLORSPACE_470_SYSTEM_M, 329 * V4L2_COLORSPACE_470_SYSTEM_BG, V4L2_COLORSPACE_SRGB, 330 * V4L2_COLORSPACE_OPRGB and V4L2_COLORSPACE_JPEG: V4L2_YCBCR_ENC_601 331 * 332 * V4L2_COLORSPACE_REC709 and V4L2_COLORSPACE_DCI_P3: V4L2_YCBCR_ENC_709 333 * 334 * V4L2_COLORSPACE_BT2020: V4L2_YCBCR_ENC_BT2020 335 * 336 * V4L2_COLORSPACE_SMPTE240M: V4L2_YCBCR_ENC_SMPTE240M 337 */ 338 V4L2_YCBCR_ENC_DEFAULT = 0, 339 340 /* ITU-R 601 -- SDTV */ 341 V4L2_YCBCR_ENC_601 = 1, 342 343 /* Rec. 709 -- HDTV */ 344 V4L2_YCBCR_ENC_709 = 2, 345 346 /* ITU-R 601/EN 61966-2-4 Extended Gamut -- SDTV */ 347 V4L2_YCBCR_ENC_XV601 = 3, 348 349 /* Rec. 709/EN 61966-2-4 Extended Gamut -- HDTV */ 350 V4L2_YCBCR_ENC_XV709 = 4, 351 352 #ifndef __KERNEL__ 353 /* 354 * sYCC (Y'CbCr encoding of sRGB), identical to ENC_601. It was added 355 * originally due to a misunderstanding of the sYCC standard. It should 356 * not be used, instead use V4L2_YCBCR_ENC_601. 357 */ 358 V4L2_YCBCR_ENC_SYCC = 5, 359 #endif 360 361 /* BT.2020 Non-constant Luminance Y'CbCr */ 362 V4L2_YCBCR_ENC_BT2020 = 6, 363 364 /* BT.2020 Constant Luminance Y'CbcCrc */ 365 V4L2_YCBCR_ENC_BT2020_CONST_LUM = 7, 366 367 /* SMPTE 240M -- Obsolete HDTV */ 368 V4L2_YCBCR_ENC_SMPTE240M = 8, 369 #ifdef __KERNEL__ 370 /* 371 * Largest supported encoding value, assigned by the compiler, used by 372 * the framework to check for invalid values. 373 */ 374 V4L2_YCBCR_ENC_LAST, 375 #endif 376 }; 377 378 /* 379 * enum v4l2_hsv_encoding values should not collide with the ones from 380 * enum v4l2_ycbcr_encoding. 381 */ 382 enum v4l2_hsv_encoding { 383 384 /* Hue mapped to 0 - 179 */ 385 V4L2_HSV_ENC_180 = 128, 386 387 /* Hue mapped to 0-255 */ 388 V4L2_HSV_ENC_256 = 129, 389 }; 390 391 /* 392 * Determine how YCBCR_ENC_DEFAULT should map to a proper Y'CbCr encoding. 393 * This depends on the colorspace. 394 */ 395 #define V4L2_MAP_YCBCR_ENC_DEFAULT(colsp) \ 396 (((colsp) == V4L2_COLORSPACE_REC709 || \ 397 (colsp) == V4L2_COLORSPACE_DCI_P3) ? V4L2_YCBCR_ENC_709 : \ 398 ((colsp) == V4L2_COLORSPACE_BT2020 ? V4L2_YCBCR_ENC_BT2020 : \ 399 ((colsp) == V4L2_COLORSPACE_SMPTE240M ? V4L2_YCBCR_ENC_SMPTE240M : \ 400 V4L2_YCBCR_ENC_601))) 401 402 enum v4l2_quantization { 403 /* 404 * The default for R'G'B' quantization is always full range. 405 * For Y'CbCr the quantization is always limited range, except 406 * for COLORSPACE_JPEG: this is full range. 407 */ 408 V4L2_QUANTIZATION_DEFAULT = 0, 409 V4L2_QUANTIZATION_FULL_RANGE = 1, 410 V4L2_QUANTIZATION_LIM_RANGE = 2, 411 }; 412 413 /* 414 * Determine how QUANTIZATION_DEFAULT should map to a proper quantization. 415 * This depends on whether the image is RGB or not, the colorspace. 416 * The Y'CbCr encoding is not used anymore, but is still there for backwards 417 * compatibility. 418 */ 419 #define V4L2_MAP_QUANTIZATION_DEFAULT(is_rgb_or_hsv, colsp, ycbcr_enc) \ 420 (((is_rgb_or_hsv) || (colsp) == V4L2_COLORSPACE_JPEG) ? \ 421 V4L2_QUANTIZATION_FULL_RANGE : V4L2_QUANTIZATION_LIM_RANGE) 422 423 /* 424 * Deprecated names for opRGB colorspace (IEC 61966-2-5) 425 * 426 * WARNING: Please don't use these deprecated defines in your code, as 427 * there is a chance we have to remove them in the future. 428 */ 429 #ifndef __KERNEL__ 430 #define V4L2_COLORSPACE_ADOBERGB V4L2_COLORSPACE_OPRGB 431 #define V4L2_XFER_FUNC_ADOBERGB V4L2_XFER_FUNC_OPRGB 432 #endif 433 434 enum v4l2_priority { 435 V4L2_PRIORITY_UNSET = 0, /* not initialized */ 436 V4L2_PRIORITY_BACKGROUND = 1, 437 V4L2_PRIORITY_INTERACTIVE = 2, 438 V4L2_PRIORITY_RECORD = 3, 439 V4L2_PRIORITY_DEFAULT = V4L2_PRIORITY_INTERACTIVE, 440 }; 441 442 struct v4l2_rect { 443 __s32 left; 444 __s32 top; 445 __u32 width; 446 __u32 height; 447 }; 448 449 struct v4l2_fract { 450 __u32 numerator; 451 __u32 denominator; 452 }; 453 454 struct v4l2_area { 455 __u32 width; 456 __u32 height; 457 }; 458 459 /** 460 * struct v4l2_capability - Describes V4L2 device caps returned by VIDIOC_QUERYCAP 461 * 462 * @driver: name of the driver module (e.g. "bttv") 463 * @card: name of the card (e.g. "Hauppauge WinTV") 464 * @bus_info: name of the bus (e.g. "PCI:" + pci_name(pci_dev) ) 465 * @version: KERNEL_VERSION 466 * @capabilities: capabilities of the physical device as a whole 467 * @device_caps: capabilities accessed via this particular device (node) 468 * @reserved: reserved fields for future extensions 469 */ 470 struct v4l2_capability { 471 __u8 driver[16]; 472 __u8 card[32]; 473 __u8 bus_info[32]; 474 __u32 version; 475 __u32 capabilities; 476 __u32 device_caps; 477 __u32 reserved[3]; 478 }; 479 480 /* Values for 'capabilities' field */ 481 #define V4L2_CAP_VIDEO_CAPTURE 0x00000001 /* Is a video capture device */ 482 #define V4L2_CAP_VIDEO_OUTPUT 0x00000002 /* Is a video output device */ 483 #define V4L2_CAP_VIDEO_OVERLAY 0x00000004 /* Can do video overlay */ 484 #define V4L2_CAP_VBI_CAPTURE 0x00000010 /* Is a raw VBI capture device */ 485 #define V4L2_CAP_VBI_OUTPUT 0x00000020 /* Is a raw VBI output device */ 486 #define V4L2_CAP_SLICED_VBI_CAPTURE 0x00000040 /* Is a sliced VBI capture device */ 487 #define V4L2_CAP_SLICED_VBI_OUTPUT 0x00000080 /* Is a sliced VBI output device */ 488 #define V4L2_CAP_RDS_CAPTURE 0x00000100 /* RDS data capture */ 489 #define V4L2_CAP_VIDEO_OUTPUT_OVERLAY 0x00000200 /* Can do video output overlay */ 490 #define V4L2_CAP_HW_FREQ_SEEK 0x00000400 /* Can do hardware frequency seek */ 491 #define V4L2_CAP_RDS_OUTPUT 0x00000800 /* Is an RDS encoder */ 492 493 /* Is a video capture device that supports multiplanar formats */ 494 #define V4L2_CAP_VIDEO_CAPTURE_MPLANE 0x00001000 495 /* Is a video output device that supports multiplanar formats */ 496 #define V4L2_CAP_VIDEO_OUTPUT_MPLANE 0x00002000 497 /* Is a video mem-to-mem device that supports multiplanar formats */ 498 #define V4L2_CAP_VIDEO_M2M_MPLANE 0x00004000 499 /* Is a video mem-to-mem device */ 500 #define V4L2_CAP_VIDEO_M2M 0x00008000 501 502 #define V4L2_CAP_TUNER 0x00010000 /* has a tuner */ 503 #define V4L2_CAP_AUDIO 0x00020000 /* has audio support */ 504 #define V4L2_CAP_RADIO 0x00040000 /* is a radio device */ 505 #define V4L2_CAP_MODULATOR 0x00080000 /* has a modulator */ 506 507 #define V4L2_CAP_SDR_CAPTURE 0x00100000 /* Is a SDR capture device */ 508 #define V4L2_CAP_EXT_PIX_FORMAT 0x00200000 /* Supports the extended pixel format */ 509 #define V4L2_CAP_SDR_OUTPUT 0x00400000 /* Is a SDR output device */ 510 #define V4L2_CAP_META_CAPTURE 0x00800000 /* Is a metadata capture device */ 511 512 #define V4L2_CAP_READWRITE 0x01000000 /* read/write systemcalls */ 513 #define V4L2_CAP_EDID 0x02000000 /* Is an EDID-only device */ 514 #define V4L2_CAP_STREAMING 0x04000000 /* streaming I/O ioctls */ 515 #define V4L2_CAP_META_OUTPUT 0x08000000 /* Is a metadata output device */ 516 517 #define V4L2_CAP_TOUCH 0x10000000 /* Is a touch device */ 518 519 #define V4L2_CAP_IO_MC 0x20000000 /* Is input/output controlled by the media controller */ 520 521 #define V4L2_CAP_DEVICE_CAPS 0x80000000 /* sets device capabilities field */ 522 523 /* 524 * V I D E O I M A G E F O R M A T 525 */ 526 struct v4l2_pix_format { 527 __u32 width; 528 __u32 height; 529 __u32 pixelformat; 530 __u32 field; /* enum v4l2_field */ 531 __u32 bytesperline; /* for padding, zero if unused */ 532 __u32 sizeimage; 533 __u32 colorspace; /* enum v4l2_colorspace */ 534 __u32 priv; /* private data, depends on pixelformat */ 535 __u32 flags; /* format flags (V4L2_PIX_FMT_FLAG_*) */ 536 union { 537 /* enum v4l2_ycbcr_encoding */ 538 __u32 ycbcr_enc; 539 /* enum v4l2_hsv_encoding */ 540 __u32 hsv_enc; 541 }; 542 __u32 quantization; /* enum v4l2_quantization */ 543 __u32 xfer_func; /* enum v4l2_xfer_func */ 544 }; 545 546 /* Pixel format FOURCC depth Description */ 547 548 /* RGB formats (1 or 2 bytes per pixel) */ 549 #define V4L2_PIX_FMT_RGB332 v4l2_fourcc('R', 'G', 'B', '1') /* 8 RGB-3-3-2 */ 550 #define V4L2_PIX_FMT_RGB444 v4l2_fourcc('R', '4', '4', '4') /* 16 xxxxrrrr ggggbbbb */ 551 #define V4L2_PIX_FMT_ARGB444 v4l2_fourcc('A', 'R', '1', '2') /* 16 aaaarrrr ggggbbbb */ 552 #define V4L2_PIX_FMT_XRGB444 v4l2_fourcc('X', 'R', '1', '2') /* 16 xxxxrrrr ggggbbbb */ 553 #define V4L2_PIX_FMT_RGBA444 v4l2_fourcc('R', 'A', '1', '2') /* 16 rrrrgggg bbbbaaaa */ 554 #define V4L2_PIX_FMT_RGBX444 v4l2_fourcc('R', 'X', '1', '2') /* 16 rrrrgggg bbbbxxxx */ 555 #define V4L2_PIX_FMT_ABGR444 v4l2_fourcc('A', 'B', '1', '2') /* 16 aaaabbbb ggggrrrr */ 556 #define V4L2_PIX_FMT_XBGR444 v4l2_fourcc('X', 'B', '1', '2') /* 16 xxxxbbbb ggggrrrr */ 557 #define V4L2_PIX_FMT_BGRA444 v4l2_fourcc('G', 'A', '1', '2') /* 16 bbbbgggg rrrraaaa */ 558 #define V4L2_PIX_FMT_BGRX444 v4l2_fourcc('B', 'X', '1', '2') /* 16 bbbbgggg rrrrxxxx */ 559 #define V4L2_PIX_FMT_RGB555 v4l2_fourcc('R', 'G', 'B', 'O') /* 16 RGB-5-5-5 */ 560 #define V4L2_PIX_FMT_ARGB555 v4l2_fourcc('A', 'R', '1', '5') /* 16 ARGB-1-5-5-5 */ 561 #define V4L2_PIX_FMT_XRGB555 v4l2_fourcc('X', 'R', '1', '5') /* 16 XRGB-1-5-5-5 */ 562 #define V4L2_PIX_FMT_RGBA555 v4l2_fourcc('R', 'A', '1', '5') /* 16 RGBA-5-5-5-1 */ 563 #define V4L2_PIX_FMT_RGBX555 v4l2_fourcc('R', 'X', '1', '5') /* 16 RGBX-5-5-5-1 */ 564 #define V4L2_PIX_FMT_ABGR555 v4l2_fourcc('A', 'B', '1', '5') /* 16 ABGR-1-5-5-5 */ 565 #define V4L2_PIX_FMT_XBGR555 v4l2_fourcc('X', 'B', '1', '5') /* 16 XBGR-1-5-5-5 */ 566 #define V4L2_PIX_FMT_BGRA555 v4l2_fourcc('B', 'A', '1', '5') /* 16 BGRA-5-5-5-1 */ 567 #define V4L2_PIX_FMT_BGRX555 v4l2_fourcc('B', 'X', '1', '5') /* 16 BGRX-5-5-5-1 */ 568 #define V4L2_PIX_FMT_RGB565 v4l2_fourcc('R', 'G', 'B', 'P') /* 16 RGB-5-6-5 */ 569 #define V4L2_PIX_FMT_RGB555X v4l2_fourcc('R', 'G', 'B', 'Q') /* 16 RGB-5-5-5 BE */ 570 #define V4L2_PIX_FMT_ARGB555X v4l2_fourcc_be('A', 'R', '1', '5') /* 16 ARGB-5-5-5 BE */ 571 #define V4L2_PIX_FMT_XRGB555X v4l2_fourcc_be('X', 'R', '1', '5') /* 16 XRGB-5-5-5 BE */ 572 #define V4L2_PIX_FMT_RGB565X v4l2_fourcc('R', 'G', 'B', 'R') /* 16 RGB-5-6-5 BE */ 573 574 /* RGB formats (3 or 4 bytes per pixel) */ 575 #define V4L2_PIX_FMT_BGR666 v4l2_fourcc('B', 'G', 'R', 'H') /* 18 BGR-6-6-6 */ 576 #define V4L2_PIX_FMT_BGR24 v4l2_fourcc('B', 'G', 'R', '3') /* 24 BGR-8-8-8 */ 577 #define V4L2_PIX_FMT_RGB24 v4l2_fourcc('R', 'G', 'B', '3') /* 24 RGB-8-8-8 */ 578 #define V4L2_PIX_FMT_BGR32 v4l2_fourcc('B', 'G', 'R', '4') /* 32 BGR-8-8-8-8 */ 579 #define V4L2_PIX_FMT_ABGR32 v4l2_fourcc('A', 'R', '2', '4') /* 32 BGRA-8-8-8-8 */ 580 #define V4L2_PIX_FMT_XBGR32 v4l2_fourcc('X', 'R', '2', '4') /* 32 BGRX-8-8-8-8 */ 581 #define V4L2_PIX_FMT_BGRA32 v4l2_fourcc('R', 'A', '2', '4') /* 32 ABGR-8-8-8-8 */ 582 #define V4L2_PIX_FMT_BGRX32 v4l2_fourcc('R', 'X', '2', '4') /* 32 XBGR-8-8-8-8 */ 583 #define V4L2_PIX_FMT_RGB32 v4l2_fourcc('R', 'G', 'B', '4') /* 32 RGB-8-8-8-8 */ 584 #define V4L2_PIX_FMT_RGBA32 v4l2_fourcc('A', 'B', '2', '4') /* 32 RGBA-8-8-8-8 */ 585 #define V4L2_PIX_FMT_RGBX32 v4l2_fourcc('X', 'B', '2', '4') /* 32 RGBX-8-8-8-8 */ 586 #define V4L2_PIX_FMT_ARGB32 v4l2_fourcc('B', 'A', '2', '4') /* 32 ARGB-8-8-8-8 */ 587 #define V4L2_PIX_FMT_XRGB32 v4l2_fourcc('B', 'X', '2', '4') /* 32 XRGB-8-8-8-8 */ 588 #define V4L2_PIX_FMT_RGBX1010102 v4l2_fourcc('R', 'X', '3', '0') /* 32 RGBX-10-10-10-2 */ 589 #define V4L2_PIX_FMT_RGBA1010102 v4l2_fourcc('R', 'A', '3', '0') /* 32 RGBA-10-10-10-2 */ 590 #define V4L2_PIX_FMT_ARGB2101010 v4l2_fourcc('A', 'R', '3', '0') /* 32 ARGB-2-10-10-10 */ 591 592 /* RGB formats (6 or 8 bytes per pixel) */ 593 #define V4L2_PIX_FMT_BGR48_12 v4l2_fourcc('B', '3', '1', '2') /* 48 BGR 12-bit per component */ 594 #define V4L2_PIX_FMT_BGR48 v4l2_fourcc('B', 'G', 'R', '6') /* 48 BGR 16-bit per component */ 595 #define V4L2_PIX_FMT_RGB48 v4l2_fourcc('R', 'G', 'B', '6') /* 48 RGB 16-bit per component */ 596 #define V4L2_PIX_FMT_ABGR64_12 v4l2_fourcc('B', '4', '1', '2') /* 64 BGRA 12-bit per component */ 597 598 /* Grey formats */ 599 #define V4L2_PIX_FMT_GREY v4l2_fourcc('G', 'R', 'E', 'Y') /* 8 Greyscale */ 600 #define V4L2_PIX_FMT_Y4 v4l2_fourcc('Y', '0', '4', ' ') /* 4 Greyscale */ 601 #define V4L2_PIX_FMT_Y6 v4l2_fourcc('Y', '0', '6', ' ') /* 6 Greyscale */ 602 #define V4L2_PIX_FMT_Y10 v4l2_fourcc('Y', '1', '0', ' ') /* 10 Greyscale */ 603 #define V4L2_PIX_FMT_Y12 v4l2_fourcc('Y', '1', '2', ' ') /* 12 Greyscale */ 604 #define V4L2_PIX_FMT_Y012 v4l2_fourcc('Y', '0', '1', '2') /* 12 Greyscale */ 605 #define V4L2_PIX_FMT_Y14 v4l2_fourcc('Y', '1', '4', ' ') /* 14 Greyscale */ 606 #define V4L2_PIX_FMT_Y16 v4l2_fourcc('Y', '1', '6', ' ') /* 16 Greyscale */ 607 #define V4L2_PIX_FMT_Y16_BE v4l2_fourcc_be('Y', '1', '6', ' ') /* 16 Greyscale BE */ 608 609 /* Grey bit-packed formats */ 610 #define V4L2_PIX_FMT_Y10BPACK v4l2_fourcc('Y', '1', '0', 'B') /* 10 Greyscale bit-packed */ 611 #define V4L2_PIX_FMT_Y10P v4l2_fourcc('Y', '1', '0', 'P') /* 10 Greyscale, MIPI RAW10 packed */ 612 #define V4L2_PIX_FMT_IPU3_Y10 v4l2_fourcc('i', 'p', '3', 'y') /* IPU3 packed 10-bit greyscale */ 613 #define V4L2_PIX_FMT_Y12P v4l2_fourcc('Y', '1', '2', 'P') /* 12 Greyscale, MIPI RAW12 packed */ 614 #define V4L2_PIX_FMT_Y14P v4l2_fourcc('Y', '1', '4', 'P') /* 14 Greyscale, MIPI RAW14 packed */ 615 616 /* Palette formats */ 617 #define V4L2_PIX_FMT_PAL8 v4l2_fourcc('P', 'A', 'L', '8') /* 8 8-bit palette */ 618 619 /* Chrominance formats */ 620 #define V4L2_PIX_FMT_UV8 v4l2_fourcc('U', 'V', '8', ' ') /* 8 UV 4:4 */ 621 622 /* Luminance+Chrominance formats */ 623 #define V4L2_PIX_FMT_YUYV v4l2_fourcc('Y', 'U', 'Y', 'V') /* 16 YUV 4:2:2 */ 624 #define V4L2_PIX_FMT_YYUV v4l2_fourcc('Y', 'Y', 'U', 'V') /* 16 YUV 4:2:2 */ 625 #define V4L2_PIX_FMT_YVYU v4l2_fourcc('Y', 'V', 'Y', 'U') /* 16 YVU 4:2:2 */ 626 #define V4L2_PIX_FMT_UYVY v4l2_fourcc('U', 'Y', 'V', 'Y') /* 16 YUV 4:2:2 */ 627 #define V4L2_PIX_FMT_VYUY v4l2_fourcc('V', 'Y', 'U', 'Y') /* 16 YUV 4:2:2 */ 628 #define V4L2_PIX_FMT_Y41P v4l2_fourcc('Y', '4', '1', 'P') /* 12 YUV 4:1:1 */ 629 #define V4L2_PIX_FMT_YUV444 v4l2_fourcc('Y', '4', '4', '4') /* 16 xxxxyyyy uuuuvvvv */ 630 #define V4L2_PIX_FMT_YUV555 v4l2_fourcc('Y', 'U', 'V', 'O') /* 16 YUV-5-5-5 */ 631 #define V4L2_PIX_FMT_YUV565 v4l2_fourcc('Y', 'U', 'V', 'P') /* 16 YUV-5-6-5 */ 632 #define V4L2_PIX_FMT_YUV24 v4l2_fourcc('Y', 'U', 'V', '3') /* 24 YUV-8-8-8 */ 633 #define V4L2_PIX_FMT_YUV32 v4l2_fourcc('Y', 'U', 'V', '4') /* 32 YUV-8-8-8-8 */ 634 #define V4L2_PIX_FMT_AYUV32 v4l2_fourcc('A', 'Y', 'U', 'V') /* 32 AYUV-8-8-8-8 */ 635 #define V4L2_PIX_FMT_XYUV32 v4l2_fourcc('X', 'Y', 'U', 'V') /* 32 XYUV-8-8-8-8 */ 636 #define V4L2_PIX_FMT_VUYA32 v4l2_fourcc('V', 'U', 'Y', 'A') /* 32 VUYA-8-8-8-8 */ 637 #define V4L2_PIX_FMT_VUYX32 v4l2_fourcc('V', 'U', 'Y', 'X') /* 32 VUYX-8-8-8-8 */ 638 #define V4L2_PIX_FMT_YUVA32 v4l2_fourcc('Y', 'U', 'V', 'A') /* 32 YUVA-8-8-8-8 */ 639 #define V4L2_PIX_FMT_YUVX32 v4l2_fourcc('Y', 'U', 'V', 'X') /* 32 YUVX-8-8-8-8 */ 640 #define V4L2_PIX_FMT_M420 v4l2_fourcc('M', '4', '2', '0') /* 12 YUV 4:2:0 2 lines y, 1 line uv interleaved */ 641 #define V4L2_PIX_FMT_YUV48_12 v4l2_fourcc('Y', '3', '1', '2') /* 48 YUV 4:4:4 12-bit per component */ 642 643 /* 644 * YCbCr packed format. For each Y2xx format, xx bits of valid data occupy the MSBs 645 * of the 16 bit components, and 16-xx bits of zero padding occupy the LSBs. 646 */ 647 #define V4L2_PIX_FMT_Y210 v4l2_fourcc('Y', '2', '1', '0') /* 32 YUYV 4:2:2 */ 648 #define V4L2_PIX_FMT_Y212 v4l2_fourcc('Y', '2', '1', '2') /* 32 YUYV 4:2:2 */ 649 #define V4L2_PIX_FMT_Y216 v4l2_fourcc('Y', '2', '1', '6') /* 32 YUYV 4:2:2 */ 650 651 /* two planes -- one Y, one Cr + Cb interleaved */ 652 #define V4L2_PIX_FMT_NV12 v4l2_fourcc('N', 'V', '1', '2') /* 12 Y/CbCr 4:2:0 */ 653 #define V4L2_PIX_FMT_NV21 v4l2_fourcc('N', 'V', '2', '1') /* 12 Y/CrCb 4:2:0 */ 654 #define V4L2_PIX_FMT_NV15 v4l2_fourcc('N', 'V', '1', '5') /* 15 Y/CbCr 4:2:0 10-bit packed */ 655 #define V4L2_PIX_FMT_NV16 v4l2_fourcc('N', 'V', '1', '6') /* 16 Y/CbCr 4:2:2 */ 656 #define V4L2_PIX_FMT_NV61 v4l2_fourcc('N', 'V', '6', '1') /* 16 Y/CrCb 4:2:2 */ 657 #define V4L2_PIX_FMT_NV20 v4l2_fourcc('N', 'V', '2', '0') /* 20 Y/CbCr 4:2:2 10-bit packed */ 658 #define V4L2_PIX_FMT_NV24 v4l2_fourcc('N', 'V', '2', '4') /* 24 Y/CbCr 4:4:4 */ 659 #define V4L2_PIX_FMT_NV42 v4l2_fourcc('N', 'V', '4', '2') /* 24 Y/CrCb 4:4:4 */ 660 #define V4L2_PIX_FMT_P010 v4l2_fourcc('P', '0', '1', '0') /* 24 Y/CbCr 4:2:0 10-bit per component */ 661 #define V4L2_PIX_FMT_P012 v4l2_fourcc('P', '0', '1', '2') /* 24 Y/CbCr 4:2:0 12-bit per component */ 662 663 /* two non contiguous planes - one Y, one Cr + Cb interleaved */ 664 #define V4L2_PIX_FMT_NV12M v4l2_fourcc('N', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 */ 665 #define V4L2_PIX_FMT_NV21M v4l2_fourcc('N', 'M', '2', '1') /* 21 Y/CrCb 4:2:0 */ 666 #define V4L2_PIX_FMT_NV16M v4l2_fourcc('N', 'M', '1', '6') /* 16 Y/CbCr 4:2:2 */ 667 #define V4L2_PIX_FMT_NV61M v4l2_fourcc('N', 'M', '6', '1') /* 16 Y/CrCb 4:2:2 */ 668 #define V4L2_PIX_FMT_P012M v4l2_fourcc('P', 'M', '1', '2') /* 24 Y/CbCr 4:2:0 12-bit per component */ 669 670 /* three planes - Y Cb, Cr */ 671 #define V4L2_PIX_FMT_YUV410 v4l2_fourcc('Y', 'U', 'V', '9') /* 9 YUV 4:1:0 */ 672 #define V4L2_PIX_FMT_YVU410 v4l2_fourcc('Y', 'V', 'U', '9') /* 9 YVU 4:1:0 */ 673 #define V4L2_PIX_FMT_YUV411P v4l2_fourcc('4', '1', '1', 'P') /* 12 YVU411 planar */ 674 #define V4L2_PIX_FMT_YUV420 v4l2_fourcc('Y', 'U', '1', '2') /* 12 YUV 4:2:0 */ 675 #define V4L2_PIX_FMT_YVU420 v4l2_fourcc('Y', 'V', '1', '2') /* 12 YVU 4:2:0 */ 676 #define V4L2_PIX_FMT_YUV422P v4l2_fourcc('4', '2', '2', 'P') /* 16 YVU422 planar */ 677 678 /* three non contiguous planes - Y, Cb, Cr */ 679 #define V4L2_PIX_FMT_YUV420M v4l2_fourcc('Y', 'M', '1', '2') /* 12 YUV420 planar */ 680 #define V4L2_PIX_FMT_YVU420M v4l2_fourcc('Y', 'M', '2', '1') /* 12 YVU420 planar */ 681 #define V4L2_PIX_FMT_YUV422M v4l2_fourcc('Y', 'M', '1', '6') /* 16 YUV422 planar */ 682 #define V4L2_PIX_FMT_YVU422M v4l2_fourcc('Y', 'M', '6', '1') /* 16 YVU422 planar */ 683 #define V4L2_PIX_FMT_YUV444M v4l2_fourcc('Y', 'M', '2', '4') /* 24 YUV444 planar */ 684 #define V4L2_PIX_FMT_YVU444M v4l2_fourcc('Y', 'M', '4', '2') /* 24 YVU444 planar */ 685 686 /* Tiled YUV formats */ 687 #define V4L2_PIX_FMT_NV12_4L4 v4l2_fourcc('V', 'T', '1', '2') /* 12 Y/CbCr 4:2:0 4x4 tiles */ 688 #define V4L2_PIX_FMT_NV12_16L16 v4l2_fourcc('H', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 16x16 tiles */ 689 #define V4L2_PIX_FMT_NV12_32L32 v4l2_fourcc('S', 'T', '1', '2') /* 12 Y/CbCr 4:2:0 32x32 tiles */ 690 #define V4L2_PIX_FMT_NV15_4L4 v4l2_fourcc('V', 'T', '1', '5') /* 15 Y/CbCr 4:2:0 10-bit 4x4 tiles */ 691 #define V4L2_PIX_FMT_P010_4L4 v4l2_fourcc('T', '0', '1', '0') /* 12 Y/CbCr 4:2:0 10-bit 4x4 macroblocks */ 692 #define V4L2_PIX_FMT_NV12_8L128 v4l2_fourcc('A', 'T', '1', '2') /* Y/CbCr 4:2:0 8x128 tiles */ 693 #define V4L2_PIX_FMT_NV12_10BE_8L128 v4l2_fourcc_be('A', 'X', '1', '2') /* Y/CbCr 4:2:0 10-bit 8x128 tiles */ 694 695 /* Tiled YUV formats, non contiguous planes */ 696 #define V4L2_PIX_FMT_NV12MT v4l2_fourcc('T', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 64x32 tiles */ 697 #define V4L2_PIX_FMT_NV12MT_16X16 v4l2_fourcc('V', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 16x16 tiles */ 698 #define V4L2_PIX_FMT_NV12M_8L128 v4l2_fourcc('N', 'A', '1', '2') /* Y/CbCr 4:2:0 8x128 tiles */ 699 #define V4L2_PIX_FMT_NV12M_10BE_8L128 v4l2_fourcc_be('N', 'T', '1', '2') /* Y/CbCr 4:2:0 10-bit 8x128 tiles */ 700 701 /* Bayer formats - see http://www.siliconimaging.com/RGB%20Bayer.htm */ 702 #define V4L2_PIX_FMT_SBGGR8 v4l2_fourcc('B', 'A', '8', '1') /* 8 BGBG.. GRGR.. */ 703 #define V4L2_PIX_FMT_SGBRG8 v4l2_fourcc('G', 'B', 'R', 'G') /* 8 GBGB.. RGRG.. */ 704 #define V4L2_PIX_FMT_SGRBG8 v4l2_fourcc('G', 'R', 'B', 'G') /* 8 GRGR.. BGBG.. */ 705 #define V4L2_PIX_FMT_SRGGB8 v4l2_fourcc('R', 'G', 'G', 'B') /* 8 RGRG.. GBGB.. */ 706 #define V4L2_PIX_FMT_SBGGR10 v4l2_fourcc('B', 'G', '1', '0') /* 10 BGBG.. GRGR.. */ 707 #define V4L2_PIX_FMT_SGBRG10 v4l2_fourcc('G', 'B', '1', '0') /* 10 GBGB.. RGRG.. */ 708 #define V4L2_PIX_FMT_SGRBG10 v4l2_fourcc('B', 'A', '1', '0') /* 10 GRGR.. BGBG.. */ 709 #define V4L2_PIX_FMT_SRGGB10 v4l2_fourcc('R', 'G', '1', '0') /* 10 RGRG.. GBGB.. */ 710 /* 10bit raw bayer packed, 5 bytes for every 4 pixels */ 711 #define V4L2_PIX_FMT_SBGGR10P v4l2_fourcc('p', 'B', 'A', 'A') 712 #define V4L2_PIX_FMT_SGBRG10P v4l2_fourcc('p', 'G', 'A', 'A') 713 #define V4L2_PIX_FMT_SGRBG10P v4l2_fourcc('p', 'g', 'A', 'A') 714 #define V4L2_PIX_FMT_SRGGB10P v4l2_fourcc('p', 'R', 'A', 'A') 715 /* 10bit raw bayer a-law compressed to 8 bits */ 716 #define V4L2_PIX_FMT_SBGGR10ALAW8 v4l2_fourcc('a', 'B', 'A', '8') 717 #define V4L2_PIX_FMT_SGBRG10ALAW8 v4l2_fourcc('a', 'G', 'A', '8') 718 #define V4L2_PIX_FMT_SGRBG10ALAW8 v4l2_fourcc('a', 'g', 'A', '8') 719 #define V4L2_PIX_FMT_SRGGB10ALAW8 v4l2_fourcc('a', 'R', 'A', '8') 720 /* 10bit raw bayer DPCM compressed to 8 bits */ 721 #define V4L2_PIX_FMT_SBGGR10DPCM8 v4l2_fourcc('b', 'B', 'A', '8') 722 #define V4L2_PIX_FMT_SGBRG10DPCM8 v4l2_fourcc('b', 'G', 'A', '8') 723 #define V4L2_PIX_FMT_SGRBG10DPCM8 v4l2_fourcc('B', 'D', '1', '0') 724 #define V4L2_PIX_FMT_SRGGB10DPCM8 v4l2_fourcc('b', 'R', 'A', '8') 725 #define V4L2_PIX_FMT_SBGGR12 v4l2_fourcc('B', 'G', '1', '2') /* 12 BGBG.. GRGR.. */ 726 #define V4L2_PIX_FMT_SGBRG12 v4l2_fourcc('G', 'B', '1', '2') /* 12 GBGB.. RGRG.. */ 727 #define V4L2_PIX_FMT_SGRBG12 v4l2_fourcc('B', 'A', '1', '2') /* 12 GRGR.. BGBG.. */ 728 #define V4L2_PIX_FMT_SRGGB12 v4l2_fourcc('R', 'G', '1', '2') /* 12 RGRG.. GBGB.. */ 729 /* 12bit raw bayer packed, 3 bytes for every 2 pixels */ 730 #define V4L2_PIX_FMT_SBGGR12P v4l2_fourcc('p', 'B', 'C', 'C') 731 #define V4L2_PIX_FMT_SGBRG12P v4l2_fourcc('p', 'G', 'C', 'C') 732 #define V4L2_PIX_FMT_SGRBG12P v4l2_fourcc('p', 'g', 'C', 'C') 733 #define V4L2_PIX_FMT_SRGGB12P v4l2_fourcc('p', 'R', 'C', 'C') 734 #define V4L2_PIX_FMT_SBGGR14 v4l2_fourcc('B', 'G', '1', '4') /* 14 BGBG.. GRGR.. */ 735 #define V4L2_PIX_FMT_SGBRG14 v4l2_fourcc('G', 'B', '1', '4') /* 14 GBGB.. RGRG.. */ 736 #define V4L2_PIX_FMT_SGRBG14 v4l2_fourcc('G', 'R', '1', '4') /* 14 GRGR.. BGBG.. */ 737 #define V4L2_PIX_FMT_SRGGB14 v4l2_fourcc('R', 'G', '1', '4') /* 14 RGRG.. GBGB.. */ 738 /* 14bit raw bayer packed, 7 bytes for every 4 pixels */ 739 #define V4L2_PIX_FMT_SBGGR14P v4l2_fourcc('p', 'B', 'E', 'E') 740 #define V4L2_PIX_FMT_SGBRG14P v4l2_fourcc('p', 'G', 'E', 'E') 741 #define V4L2_PIX_FMT_SGRBG14P v4l2_fourcc('p', 'g', 'E', 'E') 742 #define V4L2_PIX_FMT_SRGGB14P v4l2_fourcc('p', 'R', 'E', 'E') 743 #define V4L2_PIX_FMT_SBGGR16 v4l2_fourcc('B', 'Y', 'R', '2') /* 16 BGBG.. GRGR.. */ 744 #define V4L2_PIX_FMT_SGBRG16 v4l2_fourcc('G', 'B', '1', '6') /* 16 GBGB.. RGRG.. */ 745 #define V4L2_PIX_FMT_SGRBG16 v4l2_fourcc('G', 'R', '1', '6') /* 16 GRGR.. BGBG.. */ 746 #define V4L2_PIX_FMT_SRGGB16 v4l2_fourcc('R', 'G', '1', '6') /* 16 RGRG.. GBGB.. */ 747 748 /* HSV formats */ 749 #define V4L2_PIX_FMT_HSV24 v4l2_fourcc('H', 'S', 'V', '3') 750 #define V4L2_PIX_FMT_HSV32 v4l2_fourcc('H', 'S', 'V', '4') 751 752 /* compressed formats */ 753 #define V4L2_PIX_FMT_MJPEG v4l2_fourcc('M', 'J', 'P', 'G') /* Motion-JPEG */ 754 #define V4L2_PIX_FMT_JPEG v4l2_fourcc('J', 'P', 'E', 'G') /* JFIF JPEG */ 755 #define V4L2_PIX_FMT_DV v4l2_fourcc('d', 'v', 's', 'd') /* 1394 */ 756 #define V4L2_PIX_FMT_MPEG v4l2_fourcc('M', 'P', 'E', 'G') /* MPEG-1/2/4 Multiplexed */ 757 #define V4L2_PIX_FMT_H264 v4l2_fourcc('H', '2', '6', '4') /* H264 with start codes */ 758 #define V4L2_PIX_FMT_H264_NO_SC v4l2_fourcc('A', 'V', 'C', '1') /* H264 without start codes */ 759 #define V4L2_PIX_FMT_H264_MVC v4l2_fourcc('M', '2', '6', '4') /* H264 MVC */ 760 #define V4L2_PIX_FMT_H263 v4l2_fourcc('H', '2', '6', '3') /* H263 */ 761 #define V4L2_PIX_FMT_MPEG1 v4l2_fourcc('M', 'P', 'G', '1') /* MPEG-1 ES */ 762 #define V4L2_PIX_FMT_MPEG2 v4l2_fourcc('M', 'P', 'G', '2') /* MPEG-2 ES */ 763 #define V4L2_PIX_FMT_MPEG2_SLICE v4l2_fourcc('M', 'G', '2', 'S') /* MPEG-2 parsed slice data */ 764 #define V4L2_PIX_FMT_MPEG4 v4l2_fourcc('M', 'P', 'G', '4') /* MPEG-4 part 2 ES */ 765 #define V4L2_PIX_FMT_XVID v4l2_fourcc('X', 'V', 'I', 'D') /* Xvid */ 766 #define V4L2_PIX_FMT_VC1_ANNEX_G v4l2_fourcc('V', 'C', '1', 'G') /* SMPTE 421M Annex G compliant stream */ 767 #define V4L2_PIX_FMT_VC1_ANNEX_L v4l2_fourcc('V', 'C', '1', 'L') /* SMPTE 421M Annex L compliant stream */ 768 #define V4L2_PIX_FMT_VP8 v4l2_fourcc('V', 'P', '8', '0') /* VP8 */ 769 #define V4L2_PIX_FMT_VP8_FRAME v4l2_fourcc('V', 'P', '8', 'F') /* VP8 parsed frame */ 770 #define V4L2_PIX_FMT_VP9 v4l2_fourcc('V', 'P', '9', '0') /* VP9 */ 771 #define V4L2_PIX_FMT_VP9_FRAME v4l2_fourcc('V', 'P', '9', 'F') /* VP9 parsed frame */ 772 #define V4L2_PIX_FMT_HEVC v4l2_fourcc('H', 'E', 'V', 'C') /* HEVC aka H.265 */ 773 #define V4L2_PIX_FMT_FWHT v4l2_fourcc('F', 'W', 'H', 'T') /* Fast Walsh Hadamard Transform (vicodec) */ 774 #define V4L2_PIX_FMT_FWHT_STATELESS v4l2_fourcc('S', 'F', 'W', 'H') /* Stateless FWHT (vicodec) */ 775 #define V4L2_PIX_FMT_H264_SLICE v4l2_fourcc('S', '2', '6', '4') /* H264 parsed slices */ 776 #define V4L2_PIX_FMT_HEVC_SLICE v4l2_fourcc('S', '2', '6', '5') /* HEVC parsed slices */ 777 #define V4L2_PIX_FMT_AV1_FRAME v4l2_fourcc('A', 'V', '1', 'F') /* AV1 parsed frame */ 778 #define V4L2_PIX_FMT_AV1 v4l2_fourcc('A', 'V', '0', '1') /* AV1 */ 779 #define V4L2_PIX_FMT_SPK v4l2_fourcc('S', 'P', 'K', '0') /* Sorenson Spark */ 780 #define V4L2_PIX_FMT_RV30 v4l2_fourcc('R', 'V', '3', '0') /* RealVideo 8 */ 781 #define V4L2_PIX_FMT_RV40 v4l2_fourcc('R', 'V', '4', '0') /* RealVideo 9 & 10 */ 782 783 /* Vendor-specific formats */ 784 #define V4L2_PIX_FMT_CPIA1 v4l2_fourcc('C', 'P', 'I', 'A') /* cpia1 YUV */ 785 #define V4L2_PIX_FMT_WNVA v4l2_fourcc('W', 'N', 'V', 'A') /* Winnov hw compress */ 786 #define V4L2_PIX_FMT_SN9C10X v4l2_fourcc('S', '9', '1', '0') /* SN9C10x compression */ 787 #define V4L2_PIX_FMT_SN9C20X_I420 v4l2_fourcc('S', '9', '2', '0') /* SN9C20x YUV 4:2:0 */ 788 #define V4L2_PIX_FMT_PWC1 v4l2_fourcc('P', 'W', 'C', '1') /* pwc older webcam */ 789 #define V4L2_PIX_FMT_PWC2 v4l2_fourcc('P', 'W', 'C', '2') /* pwc newer webcam */ 790 #define V4L2_PIX_FMT_ET61X251 v4l2_fourcc('E', '6', '2', '5') /* ET61X251 compression */ 791 #define V4L2_PIX_FMT_SPCA501 v4l2_fourcc('S', '5', '0', '1') /* YUYV per line */ 792 #define V4L2_PIX_FMT_SPCA505 v4l2_fourcc('S', '5', '0', '5') /* YYUV per line */ 793 #define V4L2_PIX_FMT_SPCA508 v4l2_fourcc('S', '5', '0', '8') /* YUVY per line */ 794 #define V4L2_PIX_FMT_SPCA561 v4l2_fourcc('S', '5', '6', '1') /* compressed GBRG bayer */ 795 #define V4L2_PIX_FMT_PAC207 v4l2_fourcc('P', '2', '0', '7') /* compressed BGGR bayer */ 796 #define V4L2_PIX_FMT_MR97310A v4l2_fourcc('M', '3', '1', '0') /* compressed BGGR bayer */ 797 #define V4L2_PIX_FMT_JL2005BCD v4l2_fourcc('J', 'L', '2', '0') /* compressed RGGB bayer */ 798 #define V4L2_PIX_FMT_SN9C2028 v4l2_fourcc('S', 'O', 'N', 'X') /* compressed GBRG bayer */ 799 #define V4L2_PIX_FMT_SQ905C v4l2_fourcc('9', '0', '5', 'C') /* compressed RGGB bayer */ 800 #define V4L2_PIX_FMT_PJPG v4l2_fourcc('P', 'J', 'P', 'G') /* Pixart 73xx JPEG */ 801 #define V4L2_PIX_FMT_OV511 v4l2_fourcc('O', '5', '1', '1') /* ov511 JPEG */ 802 #define V4L2_PIX_FMT_OV518 v4l2_fourcc('O', '5', '1', '8') /* ov518 JPEG */ 803 #define V4L2_PIX_FMT_STV0680 v4l2_fourcc('S', '6', '8', '0') /* stv0680 bayer */ 804 #define V4L2_PIX_FMT_TM6000 v4l2_fourcc('T', 'M', '6', '0') /* tm5600/tm60x0 */ 805 #define V4L2_PIX_FMT_CIT_YYVYUY v4l2_fourcc('C', 'I', 'T', 'V') /* one line of Y then 1 line of VYUY */ 806 #define V4L2_PIX_FMT_KONICA420 v4l2_fourcc('K', 'O', 'N', 'I') /* YUV420 planar in blocks of 256 pixels */ 807 #define V4L2_PIX_FMT_JPGL v4l2_fourcc('J', 'P', 'G', 'L') /* JPEG-Lite */ 808 #define V4L2_PIX_FMT_SE401 v4l2_fourcc('S', '4', '0', '1') /* se401 janggu compressed rgb */ 809 #define V4L2_PIX_FMT_S5C_UYVY_JPG v4l2_fourcc('S', '5', 'C', 'I') /* S5C73M3 interleaved UYVY/JPEG */ 810 #define V4L2_PIX_FMT_Y8I v4l2_fourcc('Y', '8', 'I', ' ') /* Greyscale 8-bit L/R interleaved */ 811 #define V4L2_PIX_FMT_Y12I v4l2_fourcc('Y', '1', '2', 'I') /* Greyscale 12-bit L/R interleaved */ 812 #define V4L2_PIX_FMT_Y16I v4l2_fourcc('Y', '1', '6', 'I') /* Greyscale 16-bit L/R interleaved */ 813 #define V4L2_PIX_FMT_Z16 v4l2_fourcc('Z', '1', '6', ' ') /* Depth data 16-bit */ 814 #define V4L2_PIX_FMT_MT21C v4l2_fourcc('M', 'T', '2', '1') /* Mediatek compressed block mode */ 815 #define V4L2_PIX_FMT_MM21 v4l2_fourcc('M', 'M', '2', '1') /* Mediatek 8-bit block mode, two non-contiguous planes */ 816 #define V4L2_PIX_FMT_MT2110T v4l2_fourcc('M', 'T', '2', 'T') /* Mediatek 10-bit block tile mode */ 817 #define V4L2_PIX_FMT_MT2110R v4l2_fourcc('M', 'T', '2', 'R') /* Mediatek 10-bit block raster mode */ 818 #define V4L2_PIX_FMT_INZI v4l2_fourcc('I', 'N', 'Z', 'I') /* Intel Planar Greyscale 10-bit and Depth 16-bit */ 819 #define V4L2_PIX_FMT_CNF4 v4l2_fourcc('C', 'N', 'F', '4') /* Intel 4-bit packed depth confidence information */ 820 #define V4L2_PIX_FMT_HI240 v4l2_fourcc('H', 'I', '2', '4') /* BTTV 8-bit dithered RGB */ 821 #define V4L2_PIX_FMT_QC08C v4l2_fourcc('Q', '0', '8', 'C') /* Qualcomm 8-bit compressed */ 822 #define V4L2_PIX_FMT_QC10C v4l2_fourcc('Q', '1', '0', 'C') /* Qualcomm 10-bit compressed */ 823 #define V4L2_PIX_FMT_AJPG v4l2_fourcc('A', 'J', 'P', 'G') /* Aspeed JPEG */ 824 #define V4L2_PIX_FMT_HEXTILE v4l2_fourcc('H', 'X', 'T', 'L') /* Hextile compressed */ 825 826 /* 10bit raw packed, 32 bytes for every 25 pixels, last LSB 6 bits unused */ 827 #define V4L2_PIX_FMT_IPU3_SBGGR10 v4l2_fourcc('i', 'p', '3', 'b') /* IPU3 packed 10-bit BGGR bayer */ 828 #define V4L2_PIX_FMT_IPU3_SGBRG10 v4l2_fourcc('i', 'p', '3', 'g') /* IPU3 packed 10-bit GBRG bayer */ 829 #define V4L2_PIX_FMT_IPU3_SGRBG10 v4l2_fourcc('i', 'p', '3', 'G') /* IPU3 packed 10-bit GRBG bayer */ 830 #define V4L2_PIX_FMT_IPU3_SRGGB10 v4l2_fourcc('i', 'p', '3', 'r') /* IPU3 packed 10-bit RGGB bayer */ 831 832 /* Raspberry Pi PiSP compressed formats. */ 833 #define V4L2_PIX_FMT_PISP_COMP1_RGGB v4l2_fourcc('P', 'C', '1', 'R') /* PiSP 8-bit mode 1 compressed RGGB bayer */ 834 #define V4L2_PIX_FMT_PISP_COMP1_GRBG v4l2_fourcc('P', 'C', '1', 'G') /* PiSP 8-bit mode 1 compressed GRBG bayer */ 835 #define V4L2_PIX_FMT_PISP_COMP1_GBRG v4l2_fourcc('P', 'C', '1', 'g') /* PiSP 8-bit mode 1 compressed GBRG bayer */ 836 #define V4L2_PIX_FMT_PISP_COMP1_BGGR v4l2_fourcc('P', 'C', '1', 'B') /* PiSP 8-bit mode 1 compressed BGGR bayer */ 837 #define V4L2_PIX_FMT_PISP_COMP1_MONO v4l2_fourcc('P', 'C', '1', 'M') /* PiSP 8-bit mode 1 compressed monochrome */ 838 #define V4L2_PIX_FMT_PISP_COMP2_RGGB v4l2_fourcc('P', 'C', '2', 'R') /* PiSP 8-bit mode 2 compressed RGGB bayer */ 839 #define V4L2_PIX_FMT_PISP_COMP2_GRBG v4l2_fourcc('P', 'C', '2', 'G') /* PiSP 8-bit mode 2 compressed GRBG bayer */ 840 #define V4L2_PIX_FMT_PISP_COMP2_GBRG v4l2_fourcc('P', 'C', '2', 'g') /* PiSP 8-bit mode 2 compressed GBRG bayer */ 841 #define V4L2_PIX_FMT_PISP_COMP2_BGGR v4l2_fourcc('P', 'C', '2', 'B') /* PiSP 8-bit mode 2 compressed BGGR bayer */ 842 #define V4L2_PIX_FMT_PISP_COMP2_MONO v4l2_fourcc('P', 'C', '2', 'M') /* PiSP 8-bit mode 2 compressed monochrome */ 843 844 /* Renesas RZ/V2H CRU packed formats. 64-bit units with contiguous pixels */ 845 #define V4L2_PIX_FMT_RAW_CRU10 v4l2_fourcc('C', 'R', '1', '0') 846 #define V4L2_PIX_FMT_RAW_CRU12 v4l2_fourcc('C', 'R', '1', '2') 847 #define V4L2_PIX_FMT_RAW_CRU14 v4l2_fourcc('C', 'R', '1', '4') 848 #define V4L2_PIX_FMT_RAW_CRU20 v4l2_fourcc('C', 'R', '2', '0') 849 850 /* SDR formats - used only for Software Defined Radio devices */ 851 #define V4L2_SDR_FMT_CU8 v4l2_fourcc('C', 'U', '0', '8') /* IQ u8 */ 852 #define V4L2_SDR_FMT_CU16LE v4l2_fourcc('C', 'U', '1', '6') /* IQ u16le */ 853 #define V4L2_SDR_FMT_CS8 v4l2_fourcc('C', 'S', '0', '8') /* complex s8 */ 854 #define V4L2_SDR_FMT_CS14LE v4l2_fourcc('C', 'S', '1', '4') /* complex s14le */ 855 #define V4L2_SDR_FMT_RU12LE v4l2_fourcc('R', 'U', '1', '2') /* real u12le */ 856 #define V4L2_SDR_FMT_PCU16BE v4l2_fourcc('P', 'C', '1', '6') /* planar complex u16be */ 857 #define V4L2_SDR_FMT_PCU18BE v4l2_fourcc('P', 'C', '1', '8') /* planar complex u18be */ 858 #define V4L2_SDR_FMT_PCU20BE v4l2_fourcc('P', 'C', '2', '0') /* planar complex u20be */ 859 860 /* Touch formats - used for Touch devices */ 861 #define V4L2_TCH_FMT_DELTA_TD16 v4l2_fourcc('T', 'D', '1', '6') /* 16-bit signed deltas */ 862 #define V4L2_TCH_FMT_DELTA_TD08 v4l2_fourcc('T', 'D', '0', '8') /* 8-bit signed deltas */ 863 #define V4L2_TCH_FMT_TU16 v4l2_fourcc('T', 'U', '1', '6') /* 16-bit unsigned touch data */ 864 #define V4L2_TCH_FMT_TU08 v4l2_fourcc('T', 'U', '0', '8') /* 8-bit unsigned touch data */ 865 866 /* Meta-data formats */ 867 #define V4L2_META_FMT_VSP1_HGO v4l2_fourcc('V', 'S', 'P', 'H') /* R-Car VSP1 1-D Histogram */ 868 #define V4L2_META_FMT_VSP1_HGT v4l2_fourcc('V', 'S', 'P', 'T') /* R-Car VSP1 2-D Histogram */ 869 #define V4L2_META_FMT_UVC v4l2_fourcc('U', 'V', 'C', 'H') /* UVC Payload Header metadata */ 870 #define V4L2_META_FMT_D4XX v4l2_fourcc('D', '4', 'X', 'X') /* D4XX Payload Header metadata */ 871 #define V4L2_META_FMT_UVC_MSXU_1_5 v4l2_fourcc('U', 'V', 'C', 'M') /* UVC MSXU metadata */ 872 #define V4L2_META_FMT_VIVID v4l2_fourcc('V', 'I', 'V', 'D') /* Vivid Metadata */ 873 874 /* Vendor specific - used for RK_ISP1 camera sub-system */ 875 #define V4L2_META_FMT_RK_ISP1_PARAMS v4l2_fourcc('R', 'K', '1', 'P') /* Rockchip ISP1 3A Parameters */ 876 #define V4L2_META_FMT_RK_ISP1_STAT_3A v4l2_fourcc('R', 'K', '1', 'S') /* Rockchip ISP1 3A Statistics */ 877 #define V4L2_META_FMT_RK_ISP1_EXT_PARAMS v4l2_fourcc('R', 'K', '1', 'E') /* Rockchip ISP1 3a Extensible Parameters */ 878 879 /* Vendor specific - used for C3_ISP */ 880 #define V4L2_META_FMT_C3ISP_PARAMS v4l2_fourcc('C', '3', 'P', 'M') /* Amlogic C3 ISP Parameters */ 881 #define V4L2_META_FMT_C3ISP_STATS v4l2_fourcc('C', '3', 'S', 'T') /* Amlogic C3 ISP Statistics */ 882 883 /* Vendor specific - used for RaspberryPi PiSP */ 884 #define V4L2_META_FMT_RPI_BE_CFG v4l2_fourcc('R', 'P', 'B', 'C') /* PiSP BE configuration */ 885 #define V4L2_META_FMT_RPI_FE_CFG v4l2_fourcc('R', 'P', 'F', 'C') /* PiSP FE configuration */ 886 #define V4L2_META_FMT_RPI_FE_STATS v4l2_fourcc('R', 'P', 'F', 'S') /* PiSP FE stats */ 887 888 /* Vendor specific - used for Arm Mali-C55 ISP */ 889 #define V4L2_META_FMT_MALI_C55_PARAMS v4l2_fourcc('C', '5', '5', 'P') /* ARM Mali-C55 Parameters */ 890 #define V4L2_META_FMT_MALI_C55_STATS v4l2_fourcc('C', '5', '5', 'S') /* ARM Mali-C55 3A Statistics */ 891 892 #ifdef __KERNEL__ 893 /* 894 * Line-based metadata formats. Remember to update v4l_fill_fmtdesc() when 895 * adding new ones! 896 */ 897 #define V4L2_META_FMT_GENERIC_8 v4l2_fourcc('M', 'E', 'T', '8') /* Generic 8-bit metadata */ 898 #define V4L2_META_FMT_GENERIC_CSI2_10 v4l2_fourcc('M', 'C', '1', 'A') /* 10-bit CSI-2 packed 8-bit metadata */ 899 #define V4L2_META_FMT_GENERIC_CSI2_12 v4l2_fourcc('M', 'C', '1', 'C') /* 12-bit CSI-2 packed 8-bit metadata */ 900 #define V4L2_META_FMT_GENERIC_CSI2_14 v4l2_fourcc('M', 'C', '1', 'E') /* 14-bit CSI-2 packed 8-bit metadata */ 901 #define V4L2_META_FMT_GENERIC_CSI2_16 v4l2_fourcc('M', 'C', '1', 'G') /* 16-bit CSI-2 packed 8-bit metadata */ 902 #define V4L2_META_FMT_GENERIC_CSI2_20 v4l2_fourcc('M', 'C', '1', 'K') /* 20-bit CSI-2 packed 8-bit metadata */ 903 #define V4L2_META_FMT_GENERIC_CSI2_24 v4l2_fourcc('M', 'C', '1', 'O') /* 24-bit CSI-2 packed 8-bit metadata */ 904 #endif 905 906 /* priv field value to indicates that subsequent fields are valid. */ 907 #define V4L2_PIX_FMT_PRIV_MAGIC 0xfeedcafe 908 909 /* Flags */ 910 #define V4L2_PIX_FMT_FLAG_PREMUL_ALPHA 0x00000001 911 #define V4L2_PIX_FMT_FLAG_SET_CSC 0x00000002 912 913 /* 914 * F O R M A T E N U M E R A T I O N 915 */ 916 struct v4l2_fmtdesc { 917 __u32 index; /* Format number */ 918 __u32 type; /* enum v4l2_buf_type */ 919 __u32 flags; 920 __u8 description[32]; /* Description string */ 921 __u32 pixelformat; /* Format fourcc */ 922 __u32 mbus_code; /* Media bus code */ 923 __u32 reserved[3]; 924 }; 925 926 #define V4L2_FMT_FLAG_COMPRESSED 0x0001 927 #define V4L2_FMT_FLAG_EMULATED 0x0002 928 #define V4L2_FMT_FLAG_CONTINUOUS_BYTESTREAM 0x0004 929 #define V4L2_FMT_FLAG_DYN_RESOLUTION 0x0008 930 #define V4L2_FMT_FLAG_ENC_CAP_FRAME_INTERVAL 0x0010 931 #define V4L2_FMT_FLAG_CSC_COLORSPACE 0x0020 932 #define V4L2_FMT_FLAG_CSC_XFER_FUNC 0x0040 933 #define V4L2_FMT_FLAG_CSC_YCBCR_ENC 0x0080 934 #define V4L2_FMT_FLAG_CSC_HSV_ENC V4L2_FMT_FLAG_CSC_YCBCR_ENC 935 #define V4L2_FMT_FLAG_CSC_QUANTIZATION 0x0100 936 #define V4L2_FMT_FLAG_META_LINE_BASED 0x0200 937 938 /* Format description flag, to be ORed with the index */ 939 #define V4L2_FMTDESC_FLAG_ENUM_ALL 0x80000000 940 941 /* Frame Size and frame rate enumeration */ 942 /* 943 * F R A M E S I Z E E N U M E R A T I O N 944 */ 945 enum v4l2_frmsizetypes { 946 V4L2_FRMSIZE_TYPE_DISCRETE = 1, 947 V4L2_FRMSIZE_TYPE_CONTINUOUS = 2, 948 V4L2_FRMSIZE_TYPE_STEPWISE = 3, 949 }; 950 951 struct v4l2_frmsize_discrete { 952 __u32 width; /* Frame width [pixel] */ 953 __u32 height; /* Frame height [pixel] */ 954 }; 955 956 struct v4l2_frmsize_stepwise { 957 __u32 min_width; /* Minimum frame width [pixel] */ 958 __u32 max_width; /* Maximum frame width [pixel] */ 959 __u32 step_width; /* Frame width step size [pixel] */ 960 __u32 min_height; /* Minimum frame height [pixel] */ 961 __u32 max_height; /* Maximum frame height [pixel] */ 962 __u32 step_height; /* Frame height step size [pixel] */ 963 }; 964 965 struct v4l2_frmsizeenum { 966 __u32 index; /* Frame size number */ 967 __u32 pixel_format; /* Pixel format */ 968 __u32 type; /* Frame size type the device supports. */ 969 970 union { /* Frame size */ 971 struct v4l2_frmsize_discrete discrete; 972 struct v4l2_frmsize_stepwise stepwise; 973 }; 974 975 __u32 reserved[2]; /* Reserved space for future use */ 976 }; 977 978 /* 979 * F R A M E R A T E E N U M E R A T I O N 980 */ 981 enum v4l2_frmivaltypes { 982 V4L2_FRMIVAL_TYPE_DISCRETE = 1, 983 V4L2_FRMIVAL_TYPE_CONTINUOUS = 2, 984 V4L2_FRMIVAL_TYPE_STEPWISE = 3, 985 }; 986 987 struct v4l2_frmival_stepwise { 988 struct v4l2_fract min; /* Minimum frame interval [s] */ 989 struct v4l2_fract max; /* Maximum frame interval [s] */ 990 struct v4l2_fract step; /* Frame interval step size [s] */ 991 }; 992 993 struct v4l2_frmivalenum { 994 __u32 index; /* Frame format index */ 995 __u32 pixel_format; /* Pixel format */ 996 __u32 width; /* Frame width */ 997 __u32 height; /* Frame height */ 998 __u32 type; /* Frame interval type the device supports. */ 999 1000 union { /* Frame interval */ 1001 struct v4l2_fract discrete; 1002 struct v4l2_frmival_stepwise stepwise; 1003 }; 1004 1005 __u32 reserved[2]; /* Reserved space for future use */ 1006 }; 1007 1008 /* 1009 * T I M E C O D E 1010 */ 1011 struct v4l2_timecode { 1012 __u32 type; 1013 __u32 flags; 1014 __u8 frames; 1015 __u8 seconds; 1016 __u8 minutes; 1017 __u8 hours; 1018 __u8 userbits[4]; 1019 }; 1020 1021 /* Type */ 1022 #define V4L2_TC_TYPE_24FPS 1 1023 #define V4L2_TC_TYPE_25FPS 2 1024 #define V4L2_TC_TYPE_30FPS 3 1025 #define V4L2_TC_TYPE_50FPS 4 1026 #define V4L2_TC_TYPE_60FPS 5 1027 1028 /* Flags */ 1029 #define V4L2_TC_FLAG_DROPFRAME 0x0001 /* "drop-frame" mode */ 1030 #define V4L2_TC_FLAG_COLORFRAME 0x0002 1031 #define V4L2_TC_USERBITS_field 0x000C 1032 #define V4L2_TC_USERBITS_USERDEFINED 0x0000 1033 #define V4L2_TC_USERBITS_8BITCHARS 0x0008 1034 /* The above is based on SMPTE timecodes */ 1035 1036 struct v4l2_jpegcompression { 1037 int quality; 1038 1039 int APPn; /* Number of APP segment to be written, 1040 * must be 0..15 */ 1041 int APP_len; /* Length of data in JPEG APPn segment */ 1042 char APP_data[60]; /* Data in the JPEG APPn segment. */ 1043 1044 int COM_len; /* Length of data in JPEG COM segment */ 1045 char COM_data[60]; /* Data in JPEG COM segment */ 1046 1047 __u32 jpeg_markers; /* Which markers should go into the JPEG 1048 * output. Unless you exactly know what 1049 * you do, leave them untouched. 1050 * Including less markers will make the 1051 * resulting code smaller, but there will 1052 * be fewer applications which can read it. 1053 * The presence of the APP and COM marker 1054 * is influenced by APP_len and COM_len 1055 * ONLY, not by this property! */ 1056 1057 #define V4L2_JPEG_MARKER_DHT (1<<3) /* Define Huffman Tables */ 1058 #define V4L2_JPEG_MARKER_DQT (1<<4) /* Define Quantization Tables */ 1059 #define V4L2_JPEG_MARKER_DRI (1<<5) /* Define Restart Interval */ 1060 #define V4L2_JPEG_MARKER_COM (1<<6) /* Comment segment */ 1061 #define V4L2_JPEG_MARKER_APP (1<<7) /* App segment, driver will 1062 * always use APP0 */ 1063 }; 1064 1065 /* 1066 * M E M O R Y - M A P P I N G B U F F E R S 1067 */ 1068 1069 #ifdef __KERNEL__ 1070 /* 1071 * This corresponds to the user space version of timeval 1072 * for 64-bit time_t. sparc64 is different from everyone 1073 * else, using the microseconds in the wrong half of the 1074 * second 64-bit word. 1075 */ 1076 struct __kernel_v4l2_timeval { 1077 long long tv_sec; 1078 #if defined(__sparc__) && defined(__arch64__) 1079 int tv_usec; 1080 int __pad; 1081 #else 1082 long long tv_usec; 1083 #endif 1084 }; 1085 #endif 1086 1087 struct v4l2_requestbuffers { 1088 __u32 count; 1089 __u32 type; /* enum v4l2_buf_type */ 1090 __u32 memory; /* enum v4l2_memory */ 1091 __u32 capabilities; 1092 __u8 flags; 1093 __u8 reserved[3]; 1094 }; 1095 1096 #define V4L2_MEMORY_FLAG_NON_COHERENT (1 << 0) 1097 1098 /* capabilities for struct v4l2_requestbuffers and v4l2_create_buffers */ 1099 #define V4L2_BUF_CAP_SUPPORTS_MMAP (1 << 0) 1100 #define V4L2_BUF_CAP_SUPPORTS_USERPTR (1 << 1) 1101 #define V4L2_BUF_CAP_SUPPORTS_DMABUF (1 << 2) 1102 #define V4L2_BUF_CAP_SUPPORTS_REQUESTS (1 << 3) 1103 #define V4L2_BUF_CAP_SUPPORTS_ORPHANED_BUFS (1 << 4) 1104 #define V4L2_BUF_CAP_SUPPORTS_M2M_HOLD_CAPTURE_BUF (1 << 5) 1105 #define V4L2_BUF_CAP_SUPPORTS_MMAP_CACHE_HINTS (1 << 6) 1106 #define V4L2_BUF_CAP_SUPPORTS_MAX_NUM_BUFFERS (1 << 7) 1107 #define V4L2_BUF_CAP_SUPPORTS_REMOVE_BUFS (1 << 8) 1108 1109 /** 1110 * struct v4l2_plane - plane info for multi-planar buffers 1111 * @bytesused: number of bytes occupied by data in the plane (payload) 1112 * @length: size of this plane (NOT the payload) in bytes 1113 * @m.mem_offset: when memory in the associated struct v4l2_buffer is 1114 * V4L2_MEMORY_MMAP, equals the offset from the start of 1115 * the device memory for this plane (or is a "cookie" that 1116 * should be passed to mmap() called on the video node) 1117 * @m.userptr: when memory is V4L2_MEMORY_USERPTR, a userspace pointer 1118 * pointing to this plane 1119 * @m.fd: when memory is V4L2_MEMORY_DMABUF, a userspace file 1120 * descriptor associated with this plane 1121 * @m: union of @mem_offset, @userptr and @fd 1122 * @data_offset: offset in the plane to the start of data; usually 0, 1123 * unless there is a header in front of the data 1124 * @reserved: drivers and applications must zero this array 1125 * 1126 * Multi-planar buffers consist of one or more planes, e.g. an YCbCr buffer 1127 * with two planes can have one plane for Y, and another for interleaved CbCr 1128 * components. Each plane can reside in a separate memory buffer, or even in 1129 * a completely separate memory node (e.g. in embedded devices). 1130 */ 1131 struct v4l2_plane { 1132 __u32 bytesused; 1133 __u32 length; 1134 union { 1135 __u32 mem_offset; 1136 unsigned long userptr; 1137 __s32 fd; 1138 } m; 1139 __u32 data_offset; 1140 __u32 reserved[11]; 1141 }; 1142 1143 /** 1144 * struct v4l2_buffer - video buffer info 1145 * @index: id number of the buffer 1146 * @type: enum v4l2_buf_type; buffer type (type == *_MPLANE for 1147 * multiplanar buffers); 1148 * @bytesused: number of bytes occupied by data in the buffer (payload); 1149 * unused (set to 0) for multiplanar buffers 1150 * @flags: buffer informational flags 1151 * @field: enum v4l2_field; field order of the image in the buffer 1152 * @timestamp: frame timestamp 1153 * @timecode: frame timecode 1154 * @sequence: sequence count of this frame 1155 * @memory: enum v4l2_memory; the method, in which the actual video data is 1156 * passed 1157 * @m.offset: for non-multiplanar buffers with memory == V4L2_MEMORY_MMAP; 1158 * offset from the start of the device memory for this plane, 1159 * (or a "cookie" that should be passed to mmap() as offset) 1160 * @m.userptr: for non-multiplanar buffers with memory == V4L2_MEMORY_USERPTR; 1161 * a userspace pointer pointing to this buffer 1162 * @m.fd: for non-multiplanar buffers with memory == V4L2_MEMORY_DMABUF; 1163 * a userspace file descriptor associated with this buffer 1164 * @m.planes: for multiplanar buffers; userspace pointer to the array of plane 1165 * info structs for this buffer 1166 * @m: union of @offset, @userptr, @planes and @fd 1167 * @length: size in bytes of the buffer (NOT its payload) for single-plane 1168 * buffers (when type != *_MPLANE); number of elements in the 1169 * planes array for multi-plane buffers 1170 * @reserved2: drivers and applications must zero this field 1171 * @request_fd: fd of the request that this buffer should use 1172 * @reserved: for backwards compatibility with applications that do not know 1173 * about @request_fd 1174 * 1175 * Contains data exchanged by application and driver using one of the Streaming 1176 * I/O methods. 1177 */ 1178 struct v4l2_buffer { 1179 __u32 index; 1180 __u32 type; 1181 __u32 bytesused; 1182 __u32 flags; 1183 __u32 field; 1184 #ifdef __KERNEL__ 1185 struct __kernel_v4l2_timeval timestamp; 1186 #else 1187 struct timeval timestamp; 1188 #endif 1189 struct v4l2_timecode timecode; 1190 __u32 sequence; 1191 1192 /* memory location */ 1193 __u32 memory; 1194 union { 1195 __u32 offset; 1196 unsigned long userptr; 1197 struct v4l2_plane *planes; 1198 __s32 fd; 1199 } m; 1200 __u32 length; 1201 __u32 reserved2; 1202 union { 1203 __s32 request_fd; 1204 __u32 reserved; 1205 }; 1206 }; 1207 1208 #ifndef __KERNEL__ 1209 /** 1210 * v4l2_timeval_to_ns - Convert timeval to nanoseconds 1211 * @tv: pointer to the timeval variable to be converted 1212 * 1213 * Returns the scalar nanosecond representation of the timeval 1214 * parameter. 1215 */ 1216 static inline __u64 v4l2_timeval_to_ns(const struct timeval *tv) 1217 { 1218 return (__u64)tv->tv_sec * 1000000000ULL + tv->tv_usec * 1000; 1219 } 1220 #endif 1221 1222 /* Flags for 'flags' field */ 1223 /* Buffer is mapped (flag) */ 1224 #define V4L2_BUF_FLAG_MAPPED 0x00000001 1225 /* Buffer is queued for processing */ 1226 #define V4L2_BUF_FLAG_QUEUED 0x00000002 1227 /* Buffer is ready */ 1228 #define V4L2_BUF_FLAG_DONE 0x00000004 1229 /* Image is a keyframe (I-frame) */ 1230 #define V4L2_BUF_FLAG_KEYFRAME 0x00000008 1231 /* Image is a P-frame */ 1232 #define V4L2_BUF_FLAG_PFRAME 0x00000010 1233 /* Image is a B-frame */ 1234 #define V4L2_BUF_FLAG_BFRAME 0x00000020 1235 /* Buffer is ready, but the data contained within is corrupted. */ 1236 #define V4L2_BUF_FLAG_ERROR 0x00000040 1237 /* Buffer is added to an unqueued request */ 1238 #define V4L2_BUF_FLAG_IN_REQUEST 0x00000080 1239 /* timecode field is valid */ 1240 #define V4L2_BUF_FLAG_TIMECODE 0x00000100 1241 /* Don't return the capture buffer until OUTPUT timestamp changes */ 1242 #define V4L2_BUF_FLAG_M2M_HOLD_CAPTURE_BUF 0x00000200 1243 /* Buffer is prepared for queuing */ 1244 #define V4L2_BUF_FLAG_PREPARED 0x00000400 1245 /* Cache handling flags */ 1246 #define V4L2_BUF_FLAG_NO_CACHE_INVALIDATE 0x00000800 1247 #define V4L2_BUF_FLAG_NO_CACHE_CLEAN 0x00001000 1248 /* Timestamp type */ 1249 #define V4L2_BUF_FLAG_TIMESTAMP_MASK 0x0000e000 1250 #define V4L2_BUF_FLAG_TIMESTAMP_UNKNOWN 0x00000000 1251 #define V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC 0x00002000 1252 #define V4L2_BUF_FLAG_TIMESTAMP_COPY 0x00004000 1253 /* Timestamp sources. */ 1254 #define V4L2_BUF_FLAG_TSTAMP_SRC_MASK 0x00070000 1255 #define V4L2_BUF_FLAG_TSTAMP_SRC_EOF 0x00000000 1256 #define V4L2_BUF_FLAG_TSTAMP_SRC_SOE 0x00010000 1257 /* mem2mem encoder/decoder */ 1258 #define V4L2_BUF_FLAG_LAST 0x00100000 1259 /* request_fd is valid */ 1260 #define V4L2_BUF_FLAG_REQUEST_FD 0x00800000 1261 1262 /** 1263 * struct v4l2_exportbuffer - export of video buffer as DMABUF file descriptor 1264 * 1265 * @index: id number of the buffer 1266 * @type: enum v4l2_buf_type; buffer type (type == *_MPLANE for 1267 * multiplanar buffers); 1268 * @plane: index of the plane to be exported, 0 for single plane queues 1269 * @flags: flags for newly created file, currently only O_CLOEXEC is 1270 * supported, refer to manual of open syscall for more details 1271 * @fd: file descriptor associated with DMABUF (set by driver) 1272 * @reserved: drivers and applications must zero this array 1273 * 1274 * Contains data used for exporting a video buffer as DMABUF file descriptor. 1275 * The buffer is identified by a 'cookie' returned by VIDIOC_QUERYBUF 1276 * (identical to the cookie used to mmap() the buffer to userspace). All 1277 * reserved fields must be set to zero. The field reserved0 is expected to 1278 * become a structure 'type' allowing an alternative layout of the structure 1279 * content. Therefore this field should not be used for any other extensions. 1280 */ 1281 struct v4l2_exportbuffer { 1282 __u32 type; /* enum v4l2_buf_type */ 1283 __u32 index; 1284 __u32 plane; 1285 __u32 flags; 1286 __s32 fd; 1287 __u32 reserved[11]; 1288 }; 1289 1290 /* 1291 * O V E R L A Y P R E V I E W 1292 */ 1293 struct v4l2_framebuffer { 1294 __u32 capability; 1295 __u32 flags; 1296 /* FIXME: in theory we should pass something like PCI device + memory 1297 * region + offset instead of some physical address */ 1298 void *base; 1299 struct { 1300 __u32 width; 1301 __u32 height; 1302 __u32 pixelformat; 1303 __u32 field; /* enum v4l2_field */ 1304 __u32 bytesperline; /* for padding, zero if unused */ 1305 __u32 sizeimage; 1306 __u32 colorspace; /* enum v4l2_colorspace */ 1307 __u32 priv; /* reserved field, set to 0 */ 1308 } fmt; 1309 }; 1310 /* Flags for the 'capability' field. Read only */ 1311 #define V4L2_FBUF_CAP_EXTERNOVERLAY 0x0001 1312 #define V4L2_FBUF_CAP_CHROMAKEY 0x0002 1313 #ifndef __KERNEL__ 1314 #define V4L2_FBUF_CAP_LIST_CLIPPING 0x0004 1315 #define V4L2_FBUF_CAP_BITMAP_CLIPPING 0x0008 1316 #endif 1317 #define V4L2_FBUF_CAP_LOCAL_ALPHA 0x0010 1318 #define V4L2_FBUF_CAP_GLOBAL_ALPHA 0x0020 1319 #define V4L2_FBUF_CAP_LOCAL_INV_ALPHA 0x0040 1320 #define V4L2_FBUF_CAP_SRC_CHROMAKEY 0x0080 1321 /* Flags for the 'flags' field. */ 1322 #define V4L2_FBUF_FLAG_PRIMARY 0x0001 1323 #define V4L2_FBUF_FLAG_OVERLAY 0x0002 1324 #define V4L2_FBUF_FLAG_CHROMAKEY 0x0004 1325 #define V4L2_FBUF_FLAG_LOCAL_ALPHA 0x0008 1326 #define V4L2_FBUF_FLAG_GLOBAL_ALPHA 0x0010 1327 #define V4L2_FBUF_FLAG_LOCAL_INV_ALPHA 0x0020 1328 #define V4L2_FBUF_FLAG_SRC_CHROMAKEY 0x0040 1329 1330 struct v4l2_clip { 1331 struct v4l2_rect c; 1332 struct v4l2_clip __user *next; 1333 }; 1334 1335 struct v4l2_window { 1336 struct v4l2_rect w; 1337 __u32 field; /* enum v4l2_field */ 1338 __u32 chromakey; 1339 struct v4l2_clip *clips; 1340 __u32 clipcount; 1341 void __user *bitmap; 1342 __u8 global_alpha; 1343 }; 1344 1345 /* 1346 * C A P T U R E P A R A M E T E R S 1347 */ 1348 struct v4l2_captureparm { 1349 __u32 capability; /* Supported modes */ 1350 __u32 capturemode; /* Current mode */ 1351 struct v4l2_fract timeperframe; /* Time per frame in seconds */ 1352 __u32 extendedmode; /* Driver-specific extensions */ 1353 __u32 readbuffers; /* # of buffers for read */ 1354 __u32 reserved[4]; 1355 }; 1356 1357 /* Flags for 'capability' and 'capturemode' fields */ 1358 #define V4L2_MODE_HIGHQUALITY 0x0001 /* High quality imaging mode */ 1359 #define V4L2_CAP_TIMEPERFRAME 0x1000 /* timeperframe field is supported */ 1360 1361 struct v4l2_outputparm { 1362 __u32 capability; /* Supported modes */ 1363 __u32 outputmode; /* Current mode */ 1364 struct v4l2_fract timeperframe; /* Time per frame in seconds */ 1365 __u32 extendedmode; /* Driver-specific extensions */ 1366 __u32 writebuffers; /* # of buffers for write */ 1367 __u32 reserved[4]; 1368 }; 1369 1370 /* 1371 * I N P U T I M A G E C R O P P I N G 1372 */ 1373 struct v4l2_cropcap { 1374 __u32 type; /* enum v4l2_buf_type */ 1375 struct v4l2_rect bounds; 1376 struct v4l2_rect defrect; 1377 struct v4l2_fract pixelaspect; 1378 }; 1379 1380 struct v4l2_crop { 1381 __u32 type; /* enum v4l2_buf_type */ 1382 struct v4l2_rect c; 1383 }; 1384 1385 /** 1386 * struct v4l2_selection - selection info 1387 * @type: buffer type (do not use *_MPLANE types) 1388 * @target: Selection target, used to choose one of possible rectangles; 1389 * defined in v4l2-common.h; V4L2_SEL_TGT_* . 1390 * @flags: constraints flags, defined in v4l2-common.h; V4L2_SEL_FLAG_*. 1391 * @r: coordinates of selection window 1392 * @reserved: for future use, rounds structure size to 64 bytes, set to zero 1393 * 1394 * Hardware may use multiple helper windows to process a video stream. 1395 * The structure is used to exchange this selection areas between 1396 * an application and a driver. 1397 */ 1398 struct v4l2_selection { 1399 __u32 type; 1400 __u32 target; 1401 __u32 flags; 1402 struct v4l2_rect r; 1403 __u32 reserved[9]; 1404 }; 1405 1406 1407 /* 1408 * A N A L O G V I D E O S T A N D A R D 1409 */ 1410 1411 typedef __u64 v4l2_std_id; 1412 1413 /* 1414 * Attention: Keep the V4L2_STD_* bit definitions in sync with 1415 * include/dt-bindings/display/sdtv-standards.h SDTV_STD_* bit definitions. 1416 */ 1417 /* one bit for each */ 1418 #define V4L2_STD_PAL_B ((v4l2_std_id)0x00000001) 1419 #define V4L2_STD_PAL_B1 ((v4l2_std_id)0x00000002) 1420 #define V4L2_STD_PAL_G ((v4l2_std_id)0x00000004) 1421 #define V4L2_STD_PAL_H ((v4l2_std_id)0x00000008) 1422 #define V4L2_STD_PAL_I ((v4l2_std_id)0x00000010) 1423 #define V4L2_STD_PAL_D ((v4l2_std_id)0x00000020) 1424 #define V4L2_STD_PAL_D1 ((v4l2_std_id)0x00000040) 1425 #define V4L2_STD_PAL_K ((v4l2_std_id)0x00000080) 1426 1427 #define V4L2_STD_PAL_M ((v4l2_std_id)0x00000100) 1428 #define V4L2_STD_PAL_N ((v4l2_std_id)0x00000200) 1429 #define V4L2_STD_PAL_Nc ((v4l2_std_id)0x00000400) 1430 #define V4L2_STD_PAL_60 ((v4l2_std_id)0x00000800) 1431 1432 #define V4L2_STD_NTSC_M ((v4l2_std_id)0x00001000) /* BTSC */ 1433 #define V4L2_STD_NTSC_M_JP ((v4l2_std_id)0x00002000) /* EIA-J */ 1434 #define V4L2_STD_NTSC_443 ((v4l2_std_id)0x00004000) 1435 #define V4L2_STD_NTSC_M_KR ((v4l2_std_id)0x00008000) /* FM A2 */ 1436 1437 #define V4L2_STD_SECAM_B ((v4l2_std_id)0x00010000) 1438 #define V4L2_STD_SECAM_D ((v4l2_std_id)0x00020000) 1439 #define V4L2_STD_SECAM_G ((v4l2_std_id)0x00040000) 1440 #define V4L2_STD_SECAM_H ((v4l2_std_id)0x00080000) 1441 #define V4L2_STD_SECAM_K ((v4l2_std_id)0x00100000) 1442 #define V4L2_STD_SECAM_K1 ((v4l2_std_id)0x00200000) 1443 #define V4L2_STD_SECAM_L ((v4l2_std_id)0x00400000) 1444 #define V4L2_STD_SECAM_LC ((v4l2_std_id)0x00800000) 1445 1446 /* ATSC/HDTV */ 1447 #define V4L2_STD_ATSC_8_VSB ((v4l2_std_id)0x01000000) 1448 #define V4L2_STD_ATSC_16_VSB ((v4l2_std_id)0x02000000) 1449 1450 /* FIXME: 1451 Although std_id is 64 bits, there is an issue on PPC32 architecture that 1452 makes switch(__u64) to break. So, there's a hack on v4l2-common.c rounding 1453 this value to 32 bits. 1454 As, currently, the max value is for V4L2_STD_ATSC_16_VSB (30 bits wide), 1455 it should work fine. However, if needed to add more than two standards, 1456 v4l2-common.c should be fixed. 1457 */ 1458 1459 /* 1460 * Some macros to merge video standards in order to make live easier for the 1461 * drivers and V4L2 applications 1462 */ 1463 1464 /* 1465 * "Common" NTSC/M - It should be noticed that V4L2_STD_NTSC_443 is 1466 * Missing here. 1467 */ 1468 #define V4L2_STD_NTSC (V4L2_STD_NTSC_M |\ 1469 V4L2_STD_NTSC_M_JP |\ 1470 V4L2_STD_NTSC_M_KR) 1471 /* Secam macros */ 1472 #define V4L2_STD_SECAM_DK (V4L2_STD_SECAM_D |\ 1473 V4L2_STD_SECAM_K |\ 1474 V4L2_STD_SECAM_K1) 1475 /* All Secam Standards */ 1476 #define V4L2_STD_SECAM (V4L2_STD_SECAM_B |\ 1477 V4L2_STD_SECAM_G |\ 1478 V4L2_STD_SECAM_H |\ 1479 V4L2_STD_SECAM_DK |\ 1480 V4L2_STD_SECAM_L |\ 1481 V4L2_STD_SECAM_LC) 1482 /* PAL macros */ 1483 #define V4L2_STD_PAL_BG (V4L2_STD_PAL_B |\ 1484 V4L2_STD_PAL_B1 |\ 1485 V4L2_STD_PAL_G) 1486 #define V4L2_STD_PAL_DK (V4L2_STD_PAL_D |\ 1487 V4L2_STD_PAL_D1 |\ 1488 V4L2_STD_PAL_K) 1489 /* 1490 * "Common" PAL - This macro is there to be compatible with the old 1491 * V4L1 concept of "PAL": /BGDKHI. 1492 * Several PAL standards are missing here: /M, /N and /Nc 1493 */ 1494 #define V4L2_STD_PAL (V4L2_STD_PAL_BG |\ 1495 V4L2_STD_PAL_DK |\ 1496 V4L2_STD_PAL_H |\ 1497 V4L2_STD_PAL_I) 1498 /* Chroma "agnostic" standards */ 1499 #define V4L2_STD_B (V4L2_STD_PAL_B |\ 1500 V4L2_STD_PAL_B1 |\ 1501 V4L2_STD_SECAM_B) 1502 #define V4L2_STD_G (V4L2_STD_PAL_G |\ 1503 V4L2_STD_SECAM_G) 1504 #define V4L2_STD_H (V4L2_STD_PAL_H |\ 1505 V4L2_STD_SECAM_H) 1506 #define V4L2_STD_L (V4L2_STD_SECAM_L |\ 1507 V4L2_STD_SECAM_LC) 1508 #define V4L2_STD_GH (V4L2_STD_G |\ 1509 V4L2_STD_H) 1510 #define V4L2_STD_DK (V4L2_STD_PAL_DK |\ 1511 V4L2_STD_SECAM_DK) 1512 #define V4L2_STD_BG (V4L2_STD_B |\ 1513 V4L2_STD_G) 1514 #define V4L2_STD_MN (V4L2_STD_PAL_M |\ 1515 V4L2_STD_PAL_N |\ 1516 V4L2_STD_PAL_Nc |\ 1517 V4L2_STD_NTSC) 1518 1519 /* Standards where MTS/BTSC stereo could be found */ 1520 #define V4L2_STD_MTS (V4L2_STD_NTSC_M |\ 1521 V4L2_STD_PAL_M |\ 1522 V4L2_STD_PAL_N |\ 1523 V4L2_STD_PAL_Nc) 1524 1525 /* Standards for Countries with 60Hz Line frequency */ 1526 #define V4L2_STD_525_60 (V4L2_STD_PAL_M |\ 1527 V4L2_STD_PAL_60 |\ 1528 V4L2_STD_NTSC |\ 1529 V4L2_STD_NTSC_443) 1530 /* Standards for Countries with 50Hz Line frequency */ 1531 #define V4L2_STD_625_50 (V4L2_STD_PAL |\ 1532 V4L2_STD_PAL_N |\ 1533 V4L2_STD_PAL_Nc |\ 1534 V4L2_STD_SECAM) 1535 1536 #define V4L2_STD_ATSC (V4L2_STD_ATSC_8_VSB |\ 1537 V4L2_STD_ATSC_16_VSB) 1538 /* Macros with none and all analog standards */ 1539 #define V4L2_STD_UNKNOWN 0 1540 #define V4L2_STD_ALL (V4L2_STD_525_60 |\ 1541 V4L2_STD_625_50) 1542 1543 struct v4l2_standard { 1544 __u32 index; 1545 v4l2_std_id id; 1546 __u8 name[24]; 1547 struct v4l2_fract frameperiod; /* Frames, not fields */ 1548 __u32 framelines; 1549 __u32 reserved[4]; 1550 }; 1551 1552 /* 1553 * D V B T T I M I N G S 1554 */ 1555 1556 /** struct v4l2_bt_timings - BT.656/BT.1120 timing data 1557 * @width: total width of the active video in pixels 1558 * @height: total height of the active video in lines 1559 * @interlaced: Interlaced or progressive 1560 * @polarities: Positive or negative polarities 1561 * @pixelclock: Pixel clock in HZ. Ex. 74.25MHz->74250000 1562 * @hfrontporch:Horizontal front porch in pixels 1563 * @hsync: Horizontal Sync length in pixels 1564 * @hbackporch: Horizontal back porch in pixels 1565 * @vfrontporch:Vertical front porch in lines 1566 * @vsync: Vertical Sync length in lines 1567 * @vbackporch: Vertical back porch in lines 1568 * @il_vfrontporch:Vertical front porch for the even field 1569 * (aka field 2) of interlaced field formats 1570 * @il_vsync: Vertical Sync length for the even field 1571 * (aka field 2) of interlaced field formats 1572 * @il_vbackporch:Vertical back porch for the even field 1573 * (aka field 2) of interlaced field formats 1574 * @standards: Standards the timing belongs to 1575 * @flags: Flags 1576 * @picture_aspect: The picture aspect ratio (hor/vert). 1577 * @cea861_vic: VIC code as per the CEA-861 standard. 1578 * @hdmi_vic: VIC code as per the HDMI standard. 1579 * @reserved: Reserved fields, must be zeroed. 1580 * 1581 * A note regarding vertical interlaced timings: height refers to the total 1582 * height of the active video frame (= two fields). The blanking timings refer 1583 * to the blanking of each field. So the height of the total frame is 1584 * calculated as follows: 1585 * 1586 * tot_height = height + vfrontporch + vsync + vbackporch + 1587 * il_vfrontporch + il_vsync + il_vbackporch 1588 * 1589 * The active height of each field is height / 2. 1590 */ 1591 struct v4l2_bt_timings { 1592 __u32 width; 1593 __u32 height; 1594 __u32 interlaced; 1595 __u32 polarities; 1596 __u64 pixelclock; 1597 __u32 hfrontporch; 1598 __u32 hsync; 1599 __u32 hbackporch; 1600 __u32 vfrontporch; 1601 __u32 vsync; 1602 __u32 vbackporch; 1603 __u32 il_vfrontporch; 1604 __u32 il_vsync; 1605 __u32 il_vbackporch; 1606 __u32 standards; 1607 __u32 flags; 1608 struct v4l2_fract picture_aspect; 1609 __u8 cea861_vic; 1610 __u8 hdmi_vic; 1611 __u8 reserved[46]; 1612 } __attribute__ ((packed)); 1613 1614 /* Interlaced or progressive format */ 1615 #define V4L2_DV_PROGRESSIVE 0 1616 #define V4L2_DV_INTERLACED 1 1617 1618 /* Polarities. If bit is not set, it is assumed to be negative polarity */ 1619 #define V4L2_DV_VSYNC_POS_POL 0x00000001 1620 #define V4L2_DV_HSYNC_POS_POL 0x00000002 1621 1622 /* Timings standards */ 1623 #define V4L2_DV_BT_STD_CEA861 (1 << 0) /* CEA-861 Digital TV Profile */ 1624 #define V4L2_DV_BT_STD_DMT (1 << 1) /* VESA Discrete Monitor Timings */ 1625 #define V4L2_DV_BT_STD_CVT (1 << 2) /* VESA Coordinated Video Timings */ 1626 #define V4L2_DV_BT_STD_GTF (1 << 3) /* VESA Generalized Timings Formula */ 1627 #define V4L2_DV_BT_STD_SDI (1 << 4) /* SDI Timings */ 1628 1629 /* Flags */ 1630 1631 /* 1632 * CVT/GTF specific: timing uses reduced blanking (CVT) or the 'Secondary 1633 * GTF' curve (GTF). In both cases the horizontal and/or vertical blanking 1634 * intervals are reduced, allowing a higher resolution over the same 1635 * bandwidth. This is a read-only flag. 1636 */ 1637 #define V4L2_DV_FL_REDUCED_BLANKING (1 << 0) 1638 /* 1639 * CEA-861 specific: set for CEA-861 formats with a framerate of a multiple 1640 * of six. These formats can be optionally played at 1 / 1.001 speed. 1641 * This is a read-only flag. 1642 */ 1643 #define V4L2_DV_FL_CAN_REDUCE_FPS (1 << 1) 1644 /* 1645 * CEA-861 specific: only valid for video transmitters, the flag is cleared 1646 * by receivers. 1647 * If the framerate of the format is a multiple of six, then the pixelclock 1648 * used to set up the transmitter is divided by 1.001 to make it compatible 1649 * with 60 Hz based standards such as NTSC and PAL-M that use a framerate of 1650 * 29.97 Hz. Otherwise this flag is cleared. If the transmitter can't generate 1651 * such frequencies, then the flag will also be cleared. 1652 */ 1653 #define V4L2_DV_FL_REDUCED_FPS (1 << 2) 1654 /* 1655 * Specific to interlaced formats: if set, then field 1 is really one half-line 1656 * longer and field 2 is really one half-line shorter, so each field has 1657 * exactly the same number of half-lines. Whether half-lines can be detected 1658 * or used depends on the hardware. 1659 */ 1660 #define V4L2_DV_FL_HALF_LINE (1 << 3) 1661 /* 1662 * If set, then this is a Consumer Electronics (CE) video format. Such formats 1663 * differ from other formats (commonly called IT formats) in that if RGB 1664 * encoding is used then by default the RGB values use limited range (i.e. 1665 * use the range 16-235) as opposed to 0-255. All formats defined in CEA-861 1666 * except for the 640x480 format are CE formats. 1667 */ 1668 #define V4L2_DV_FL_IS_CE_VIDEO (1 << 4) 1669 /* Some formats like SMPTE-125M have an interlaced signal with a odd 1670 * total height. For these formats, if this flag is set, the first 1671 * field has the extra line. If not, it is the second field. 1672 */ 1673 #define V4L2_DV_FL_FIRST_FIELD_EXTRA_LINE (1 << 5) 1674 /* 1675 * If set, then the picture_aspect field is valid. Otherwise assume that the 1676 * pixels are square, so the picture aspect ratio is the same as the width to 1677 * height ratio. 1678 */ 1679 #define V4L2_DV_FL_HAS_PICTURE_ASPECT (1 << 6) 1680 /* 1681 * If set, then the cea861_vic field is valid and contains the Video 1682 * Identification Code as per the CEA-861 standard. 1683 */ 1684 #define V4L2_DV_FL_HAS_CEA861_VIC (1 << 7) 1685 /* 1686 * If set, then the hdmi_vic field is valid and contains the Video 1687 * Identification Code as per the HDMI standard (HDMI Vendor Specific 1688 * InfoFrame). 1689 */ 1690 #define V4L2_DV_FL_HAS_HDMI_VIC (1 << 8) 1691 /* 1692 * CEA-861 specific: only valid for video receivers. 1693 * If set, then HW can detect the difference between regular FPS and 1694 * 1000/1001 FPS. Note: This flag is only valid for HDMI VIC codes with 1695 * the V4L2_DV_FL_CAN_REDUCE_FPS flag set. 1696 */ 1697 #define V4L2_DV_FL_CAN_DETECT_REDUCED_FPS (1 << 9) 1698 1699 /* A few useful defines to calculate the total blanking and frame sizes */ 1700 #define V4L2_DV_BT_BLANKING_WIDTH(bt) \ 1701 ((bt)->hfrontporch + (bt)->hsync + (bt)->hbackporch) 1702 #define V4L2_DV_BT_FRAME_WIDTH(bt) \ 1703 ((bt)->width + V4L2_DV_BT_BLANKING_WIDTH(bt)) 1704 #define V4L2_DV_BT_BLANKING_HEIGHT(bt) \ 1705 ((bt)->vfrontporch + (bt)->vsync + (bt)->vbackporch + \ 1706 ((bt)->interlaced ? \ 1707 ((bt)->il_vfrontporch + (bt)->il_vsync + (bt)->il_vbackporch) : 0)) 1708 #define V4L2_DV_BT_FRAME_HEIGHT(bt) \ 1709 ((bt)->height + V4L2_DV_BT_BLANKING_HEIGHT(bt)) 1710 1711 /** struct v4l2_dv_timings - DV timings 1712 * @type: the type of the timings 1713 * @bt: BT656/1120 timings 1714 */ 1715 struct v4l2_dv_timings { 1716 __u32 type; 1717 union { 1718 struct v4l2_bt_timings bt; 1719 __u32 reserved[32]; 1720 }; 1721 } __attribute__ ((packed)); 1722 1723 /* Values for the type field */ 1724 #define V4L2_DV_BT_656_1120 0 /* BT.656/1120 timing type */ 1725 1726 1727 /** struct v4l2_enum_dv_timings - DV timings enumeration 1728 * @index: enumeration index 1729 * @pad: the pad number for which to enumerate timings (used with 1730 * v4l-subdev nodes only) 1731 * @reserved: must be zeroed 1732 * @timings: the timings for the given index 1733 */ 1734 struct v4l2_enum_dv_timings { 1735 __u32 index; 1736 __u32 pad; 1737 __u32 reserved[2]; 1738 struct v4l2_dv_timings timings; 1739 }; 1740 1741 /** struct v4l2_bt_timings_cap - BT.656/BT.1120 timing capabilities 1742 * @min_width: width in pixels 1743 * @max_width: width in pixels 1744 * @min_height: height in lines 1745 * @max_height: height in lines 1746 * @min_pixelclock: Pixel clock in HZ. Ex. 74.25MHz->74250000 1747 * @max_pixelclock: Pixel clock in HZ. Ex. 74.25MHz->74250000 1748 * @standards: Supported standards 1749 * @capabilities: Supported capabilities 1750 * @reserved: Must be zeroed 1751 */ 1752 struct v4l2_bt_timings_cap { 1753 __u32 min_width; 1754 __u32 max_width; 1755 __u32 min_height; 1756 __u32 max_height; 1757 __u64 min_pixelclock; 1758 __u64 max_pixelclock; 1759 __u32 standards; 1760 __u32 capabilities; 1761 __u32 reserved[16]; 1762 } __attribute__ ((packed)); 1763 1764 /* Supports interlaced formats */ 1765 #define V4L2_DV_BT_CAP_INTERLACED (1 << 0) 1766 /* Supports progressive formats */ 1767 #define V4L2_DV_BT_CAP_PROGRESSIVE (1 << 1) 1768 /* Supports CVT/GTF reduced blanking */ 1769 #define V4L2_DV_BT_CAP_REDUCED_BLANKING (1 << 2) 1770 /* Supports custom formats */ 1771 #define V4L2_DV_BT_CAP_CUSTOM (1 << 3) 1772 1773 /** struct v4l2_dv_timings_cap - DV timings capabilities 1774 * @type: the type of the timings (same as in struct v4l2_dv_timings) 1775 * @pad: the pad number for which to query capabilities (used with 1776 * v4l-subdev nodes only) 1777 * @bt: the BT656/1120 timings capabilities 1778 */ 1779 struct v4l2_dv_timings_cap { 1780 __u32 type; 1781 __u32 pad; 1782 __u32 reserved[2]; 1783 union { 1784 struct v4l2_bt_timings_cap bt; 1785 __u32 raw_data[32]; 1786 }; 1787 }; 1788 1789 1790 /* 1791 * V I D E O I N P U T S 1792 */ 1793 struct v4l2_input { 1794 __u32 index; /* Which input */ 1795 __u8 name[32]; /* Label */ 1796 __u32 type; /* Type of input */ 1797 __u32 audioset; /* Associated audios (bitfield) */ 1798 __u32 tuner; /* Tuner index */ 1799 v4l2_std_id std; 1800 __u32 status; 1801 __u32 capabilities; 1802 __u32 reserved[3]; 1803 }; 1804 1805 /* Values for the 'type' field */ 1806 #define V4L2_INPUT_TYPE_TUNER 1 1807 #define V4L2_INPUT_TYPE_CAMERA 2 1808 #define V4L2_INPUT_TYPE_TOUCH 3 1809 1810 /* field 'status' - general */ 1811 #define V4L2_IN_ST_NO_POWER 0x00000001 /* Attached device is off */ 1812 #define V4L2_IN_ST_NO_SIGNAL 0x00000002 1813 #define V4L2_IN_ST_NO_COLOR 0x00000004 1814 1815 /* field 'status' - sensor orientation */ 1816 /* If sensor is mounted upside down set both bits */ 1817 #define V4L2_IN_ST_HFLIP 0x00000010 /* Frames are flipped horizontally */ 1818 #define V4L2_IN_ST_VFLIP 0x00000020 /* Frames are flipped vertically */ 1819 1820 /* field 'status' - analog */ 1821 #define V4L2_IN_ST_NO_H_LOCK 0x00000100 /* No horizontal sync lock */ 1822 #define V4L2_IN_ST_COLOR_KILL 0x00000200 /* Color killer is active */ 1823 #define V4L2_IN_ST_NO_V_LOCK 0x00000400 /* No vertical sync lock */ 1824 #define V4L2_IN_ST_NO_STD_LOCK 0x00000800 /* No standard format lock */ 1825 1826 /* field 'status' - digital */ 1827 #define V4L2_IN_ST_NO_SYNC 0x00010000 /* No synchronization lock */ 1828 #define V4L2_IN_ST_NO_EQU 0x00020000 /* No equalizer lock */ 1829 #define V4L2_IN_ST_NO_CARRIER 0x00040000 /* Carrier recovery failed */ 1830 1831 /* field 'status' - VCR and set-top box */ 1832 #define V4L2_IN_ST_MACROVISION 0x01000000 /* Macrovision detected */ 1833 #define V4L2_IN_ST_NO_ACCESS 0x02000000 /* Conditional access denied */ 1834 #define V4L2_IN_ST_VTR 0x04000000 /* VTR time constant */ 1835 1836 /* capabilities flags */ 1837 #define V4L2_IN_CAP_DV_TIMINGS 0x00000002 /* Supports S_DV_TIMINGS */ 1838 #define V4L2_IN_CAP_CUSTOM_TIMINGS V4L2_IN_CAP_DV_TIMINGS /* For compatibility */ 1839 #define V4L2_IN_CAP_STD 0x00000004 /* Supports S_STD */ 1840 #define V4L2_IN_CAP_NATIVE_SIZE 0x00000008 /* Supports setting native size */ 1841 1842 /* 1843 * V I D E O O U T P U T S 1844 */ 1845 struct v4l2_output { 1846 __u32 index; /* Which output */ 1847 __u8 name[32]; /* Label */ 1848 __u32 type; /* Type of output */ 1849 __u32 audioset; /* Associated audios (bitfield) */ 1850 __u32 modulator; /* Associated modulator */ 1851 v4l2_std_id std; 1852 __u32 capabilities; 1853 __u32 reserved[3]; 1854 }; 1855 /* Values for the 'type' field */ 1856 #define V4L2_OUTPUT_TYPE_MODULATOR 1 1857 #define V4L2_OUTPUT_TYPE_ANALOG 2 1858 #define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY 3 1859 1860 /* capabilities flags */ 1861 #define V4L2_OUT_CAP_DV_TIMINGS 0x00000002 /* Supports S_DV_TIMINGS */ 1862 #define V4L2_OUT_CAP_CUSTOM_TIMINGS V4L2_OUT_CAP_DV_TIMINGS /* For compatibility */ 1863 #define V4L2_OUT_CAP_STD 0x00000004 /* Supports S_STD */ 1864 #define V4L2_OUT_CAP_NATIVE_SIZE 0x00000008 /* Supports setting native size */ 1865 1866 /* 1867 * C O N T R O L S 1868 */ 1869 struct v4l2_control { 1870 __u32 id; 1871 __s32 value; 1872 }; 1873 1874 struct v4l2_ext_control { 1875 __u32 id; 1876 __u32 size; 1877 __u32 reserved2[1]; 1878 union { 1879 __s32 value; 1880 __s64 value64; 1881 char __user *string; 1882 __u8 __user *p_u8; 1883 __u16 __user *p_u16; 1884 __u32 __user *p_u32; 1885 __s32 __user *p_s32; 1886 __s64 __user *p_s64; 1887 struct v4l2_area __user *p_area; 1888 struct v4l2_rect __user *p_rect; 1889 struct v4l2_ctrl_h264_sps __user *p_h264_sps; 1890 struct v4l2_ctrl_h264_pps __user *p_h264_pps; 1891 struct v4l2_ctrl_h264_scaling_matrix __user *p_h264_scaling_matrix; 1892 struct v4l2_ctrl_h264_pred_weights __user *p_h264_pred_weights; 1893 struct v4l2_ctrl_h264_slice_params __user *p_h264_slice_params; 1894 struct v4l2_ctrl_h264_decode_params __user *p_h264_decode_params; 1895 struct v4l2_ctrl_fwht_params __user *p_fwht_params; 1896 struct v4l2_ctrl_vp8_frame __user *p_vp8_frame; 1897 struct v4l2_ctrl_mpeg2_sequence __user *p_mpeg2_sequence; 1898 struct v4l2_ctrl_mpeg2_picture __user *p_mpeg2_picture; 1899 struct v4l2_ctrl_mpeg2_quantisation __user *p_mpeg2_quantisation; 1900 struct v4l2_ctrl_vp9_compressed_hdr __user *p_vp9_compressed_hdr_probs; 1901 struct v4l2_ctrl_vp9_frame __user *p_vp9_frame; 1902 struct v4l2_ctrl_hevc_sps __user *p_hevc_sps; 1903 struct v4l2_ctrl_hevc_pps __user *p_hevc_pps; 1904 struct v4l2_ctrl_hevc_slice_params __user *p_hevc_slice_params; 1905 struct v4l2_ctrl_hevc_scaling_matrix __user *p_hevc_scaling_matrix; 1906 struct v4l2_ctrl_hevc_decode_params __user *p_hevc_decode_params; 1907 struct v4l2_ctrl_av1_sequence __user *p_av1_sequence; 1908 struct v4l2_ctrl_av1_tile_group_entry __user *p_av1_tile_group_entry; 1909 struct v4l2_ctrl_av1_frame __user *p_av1_frame; 1910 struct v4l2_ctrl_av1_film_grain __user *p_av1_film_grain; 1911 struct v4l2_ctrl_hdr10_cll_info __user *p_hdr10_cll_info; 1912 struct v4l2_ctrl_hdr10_mastering_display __user *p_hdr10_mastering_display; 1913 void __user *ptr; 1914 } __attribute__ ((packed)); 1915 } __attribute__ ((packed)); 1916 1917 struct v4l2_ext_controls { 1918 union { 1919 #ifndef __KERNEL__ 1920 __u32 ctrl_class; 1921 #endif 1922 __u32 which; 1923 }; 1924 __u32 count; 1925 __u32 error_idx; 1926 __s32 request_fd; 1927 __u32 reserved[1]; 1928 struct v4l2_ext_control *controls; 1929 }; 1930 1931 #define V4L2_CTRL_ID_MASK (0x0fffffff) 1932 #ifndef __KERNEL__ 1933 #define V4L2_CTRL_ID2CLASS(id) ((id) & 0x0fff0000UL) 1934 #endif 1935 #define V4L2_CTRL_ID2WHICH(id) ((id) & 0x0fff0000UL) 1936 #define V4L2_CTRL_DRIVER_PRIV(id) (((id) & 0xffff) >= 0x1000) 1937 #define V4L2_CTRL_MAX_DIMS (4) 1938 #define V4L2_CTRL_WHICH_CUR_VAL 0 1939 #define V4L2_CTRL_WHICH_DEF_VAL 0x0f000000 1940 #define V4L2_CTRL_WHICH_REQUEST_VAL 0x0f010000 1941 #define V4L2_CTRL_WHICH_MIN_VAL 0x0f020000 1942 #define V4L2_CTRL_WHICH_MAX_VAL 0x0f030000 1943 1944 enum v4l2_ctrl_type { 1945 V4L2_CTRL_TYPE_INTEGER = 1, 1946 V4L2_CTRL_TYPE_BOOLEAN = 2, 1947 V4L2_CTRL_TYPE_MENU = 3, 1948 V4L2_CTRL_TYPE_BUTTON = 4, 1949 V4L2_CTRL_TYPE_INTEGER64 = 5, 1950 V4L2_CTRL_TYPE_CTRL_CLASS = 6, 1951 V4L2_CTRL_TYPE_STRING = 7, 1952 V4L2_CTRL_TYPE_BITMASK = 8, 1953 V4L2_CTRL_TYPE_INTEGER_MENU = 9, 1954 1955 /* Compound types are >= 0x0100 */ 1956 V4L2_CTRL_COMPOUND_TYPES = 0x0100, 1957 V4L2_CTRL_TYPE_U8 = 0x0100, 1958 V4L2_CTRL_TYPE_U16 = 0x0101, 1959 V4L2_CTRL_TYPE_U32 = 0x0102, 1960 V4L2_CTRL_TYPE_AREA = 0x0106, 1961 V4L2_CTRL_TYPE_RECT = 0x0107, 1962 1963 V4L2_CTRL_TYPE_HDR10_CLL_INFO = 0x0110, 1964 V4L2_CTRL_TYPE_HDR10_MASTERING_DISPLAY = 0x0111, 1965 1966 V4L2_CTRL_TYPE_H264_SPS = 0x0200, 1967 V4L2_CTRL_TYPE_H264_PPS = 0x0201, 1968 V4L2_CTRL_TYPE_H264_SCALING_MATRIX = 0x0202, 1969 V4L2_CTRL_TYPE_H264_SLICE_PARAMS = 0x0203, 1970 V4L2_CTRL_TYPE_H264_DECODE_PARAMS = 0x0204, 1971 V4L2_CTRL_TYPE_H264_PRED_WEIGHTS = 0x0205, 1972 1973 V4L2_CTRL_TYPE_FWHT_PARAMS = 0x0220, 1974 1975 V4L2_CTRL_TYPE_VP8_FRAME = 0x0240, 1976 1977 V4L2_CTRL_TYPE_MPEG2_QUANTISATION = 0x0250, 1978 V4L2_CTRL_TYPE_MPEG2_SEQUENCE = 0x0251, 1979 V4L2_CTRL_TYPE_MPEG2_PICTURE = 0x0252, 1980 1981 V4L2_CTRL_TYPE_VP9_COMPRESSED_HDR = 0x0260, 1982 V4L2_CTRL_TYPE_VP9_FRAME = 0x0261, 1983 1984 V4L2_CTRL_TYPE_HEVC_SPS = 0x0270, 1985 V4L2_CTRL_TYPE_HEVC_PPS = 0x0271, 1986 V4L2_CTRL_TYPE_HEVC_SLICE_PARAMS = 0x0272, 1987 V4L2_CTRL_TYPE_HEVC_SCALING_MATRIX = 0x0273, 1988 V4L2_CTRL_TYPE_HEVC_DECODE_PARAMS = 0x0274, 1989 V4L2_CTRL_TYPE_HEVC_EXT_SPS_ST_RPS = 0x0275, 1990 V4L2_CTRL_TYPE_HEVC_EXT_SPS_LT_RPS = 0x0276, 1991 1992 V4L2_CTRL_TYPE_AV1_SEQUENCE = 0x280, 1993 V4L2_CTRL_TYPE_AV1_TILE_GROUP_ENTRY = 0x281, 1994 V4L2_CTRL_TYPE_AV1_FRAME = 0x282, 1995 V4L2_CTRL_TYPE_AV1_FILM_GRAIN = 0x283, 1996 }; 1997 1998 /* Used in the VIDIOC_QUERYCTRL ioctl for querying controls */ 1999 struct v4l2_queryctrl { 2000 __u32 id; 2001 __u32 type; /* enum v4l2_ctrl_type */ 2002 __u8 name[32]; /* Whatever */ 2003 __s32 minimum; /* Note signedness */ 2004 __s32 maximum; 2005 __s32 step; 2006 __s32 default_value; 2007 __u32 flags; 2008 __u32 reserved[2]; 2009 }; 2010 2011 /* Used in the VIDIOC_QUERY_EXT_CTRL ioctl for querying extended controls */ 2012 struct v4l2_query_ext_ctrl { 2013 __u32 id; 2014 __u32 type; 2015 char name[32]; 2016 __s64 minimum; 2017 __s64 maximum; 2018 __u64 step; 2019 __s64 default_value; 2020 __u32 flags; 2021 __u32 elem_size; 2022 __u32 elems; 2023 __u32 nr_of_dims; 2024 __u32 dims[V4L2_CTRL_MAX_DIMS]; 2025 __u32 reserved[32]; 2026 }; 2027 2028 /* Used in the VIDIOC_QUERYMENU ioctl for querying menu items */ 2029 struct v4l2_querymenu { 2030 __u32 id; 2031 __u32 index; 2032 union { 2033 __u8 name[32]; /* Whatever */ 2034 __s64 value; 2035 }; 2036 __u32 reserved; 2037 } __attribute__ ((packed)); 2038 2039 /* Control flags */ 2040 #define V4L2_CTRL_FLAG_DISABLED 0x0001 2041 #define V4L2_CTRL_FLAG_GRABBED 0x0002 2042 #define V4L2_CTRL_FLAG_READ_ONLY 0x0004 2043 #define V4L2_CTRL_FLAG_UPDATE 0x0008 2044 #define V4L2_CTRL_FLAG_INACTIVE 0x0010 2045 #define V4L2_CTRL_FLAG_SLIDER 0x0020 2046 #define V4L2_CTRL_FLAG_WRITE_ONLY 0x0040 2047 #define V4L2_CTRL_FLAG_VOLATILE 0x0080 2048 #define V4L2_CTRL_FLAG_HAS_PAYLOAD 0x0100 2049 #define V4L2_CTRL_FLAG_EXECUTE_ON_WRITE 0x0200 2050 #define V4L2_CTRL_FLAG_MODIFY_LAYOUT 0x0400 2051 #define V4L2_CTRL_FLAG_DYNAMIC_ARRAY 0x0800 2052 #define V4L2_CTRL_FLAG_HAS_WHICH_MIN_MAX 0x1000 2053 2054 /* Query flags, to be ORed with the control ID */ 2055 #define V4L2_CTRL_FLAG_NEXT_CTRL 0x80000000 2056 #define V4L2_CTRL_FLAG_NEXT_COMPOUND 0x40000000 2057 2058 /* User-class control IDs defined by V4L2 */ 2059 #define V4L2_CID_MAX_CTRLS 1024 2060 /* IDs reserved for driver specific controls */ 2061 #define V4L2_CID_PRIVATE_BASE 0x08000000 2062 2063 2064 /* 2065 * T U N I N G 2066 */ 2067 struct v4l2_tuner { 2068 __u32 index; 2069 __u8 name[32]; 2070 __u32 type; /* enum v4l2_tuner_type */ 2071 __u32 capability; 2072 __u32 rangelow; 2073 __u32 rangehigh; 2074 __u32 rxsubchans; 2075 __u32 audmode; 2076 __s32 signal; 2077 __s32 afc; 2078 __u32 reserved[4]; 2079 }; 2080 2081 struct v4l2_modulator { 2082 __u32 index; 2083 __u8 name[32]; 2084 __u32 capability; 2085 __u32 rangelow; 2086 __u32 rangehigh; 2087 __u32 txsubchans; 2088 __u32 type; /* enum v4l2_tuner_type */ 2089 __u32 reserved[3]; 2090 }; 2091 2092 /* Flags for the 'capability' field */ 2093 #define V4L2_TUNER_CAP_LOW 0x0001 2094 #define V4L2_TUNER_CAP_NORM 0x0002 2095 #define V4L2_TUNER_CAP_HWSEEK_BOUNDED 0x0004 2096 #define V4L2_TUNER_CAP_HWSEEK_WRAP 0x0008 2097 #define V4L2_TUNER_CAP_STEREO 0x0010 2098 #define V4L2_TUNER_CAP_LANG2 0x0020 2099 #define V4L2_TUNER_CAP_SAP 0x0020 2100 #define V4L2_TUNER_CAP_LANG1 0x0040 2101 #define V4L2_TUNER_CAP_RDS 0x0080 2102 #define V4L2_TUNER_CAP_RDS_BLOCK_IO 0x0100 2103 #define V4L2_TUNER_CAP_RDS_CONTROLS 0x0200 2104 #define V4L2_TUNER_CAP_FREQ_BANDS 0x0400 2105 #define V4L2_TUNER_CAP_HWSEEK_PROG_LIM 0x0800 2106 #define V4L2_TUNER_CAP_1HZ 0x1000 2107 2108 /* Flags for the 'rxsubchans' field */ 2109 #define V4L2_TUNER_SUB_MONO 0x0001 2110 #define V4L2_TUNER_SUB_STEREO 0x0002 2111 #define V4L2_TUNER_SUB_LANG2 0x0004 2112 #define V4L2_TUNER_SUB_SAP 0x0004 2113 #define V4L2_TUNER_SUB_LANG1 0x0008 2114 #define V4L2_TUNER_SUB_RDS 0x0010 2115 2116 /* Values for the 'audmode' field */ 2117 #define V4L2_TUNER_MODE_MONO 0x0000 2118 #define V4L2_TUNER_MODE_STEREO 0x0001 2119 #define V4L2_TUNER_MODE_LANG2 0x0002 2120 #define V4L2_TUNER_MODE_SAP 0x0002 2121 #define V4L2_TUNER_MODE_LANG1 0x0003 2122 #define V4L2_TUNER_MODE_LANG1_LANG2 0x0004 2123 2124 struct v4l2_frequency { 2125 __u32 tuner; 2126 __u32 type; /* enum v4l2_tuner_type */ 2127 __u32 frequency; 2128 __u32 reserved[8]; 2129 }; 2130 2131 #define V4L2_BAND_MODULATION_VSB (1 << 1) 2132 #define V4L2_BAND_MODULATION_FM (1 << 2) 2133 #define V4L2_BAND_MODULATION_AM (1 << 3) 2134 2135 struct v4l2_frequency_band { 2136 __u32 tuner; 2137 __u32 type; /* enum v4l2_tuner_type */ 2138 __u32 index; 2139 __u32 capability; 2140 __u32 rangelow; 2141 __u32 rangehigh; 2142 __u32 modulation; 2143 __u32 reserved[9]; 2144 }; 2145 2146 struct v4l2_hw_freq_seek { 2147 __u32 tuner; 2148 __u32 type; /* enum v4l2_tuner_type */ 2149 __u32 seek_upward; 2150 __u32 wrap_around; 2151 __u32 spacing; 2152 __u32 rangelow; 2153 __u32 rangehigh; 2154 __u32 reserved[5]; 2155 }; 2156 2157 /* 2158 * R D S 2159 */ 2160 2161 struct v4l2_rds_data { 2162 __u8 lsb; 2163 __u8 msb; 2164 __u8 block; 2165 } __attribute__ ((packed)); 2166 2167 #define V4L2_RDS_BLOCK_MSK 0x7 2168 #define V4L2_RDS_BLOCK_A 0 2169 #define V4L2_RDS_BLOCK_B 1 2170 #define V4L2_RDS_BLOCK_C 2 2171 #define V4L2_RDS_BLOCK_D 3 2172 #define V4L2_RDS_BLOCK_C_ALT 4 2173 #define V4L2_RDS_BLOCK_INVALID 7 2174 2175 #define V4L2_RDS_BLOCK_CORRECTED 0x40 2176 #define V4L2_RDS_BLOCK_ERROR 0x80 2177 2178 /* 2179 * A U D I O 2180 */ 2181 struct v4l2_audio { 2182 __u32 index; 2183 __u8 name[32]; 2184 __u32 capability; 2185 __u32 mode; 2186 __u32 reserved[2]; 2187 }; 2188 2189 /* Flags for the 'capability' field */ 2190 #define V4L2_AUDCAP_STEREO 0x00001 2191 #define V4L2_AUDCAP_AVL 0x00002 2192 2193 /* Flags for the 'mode' field */ 2194 #define V4L2_AUDMODE_AVL 0x00001 2195 2196 struct v4l2_audioout { 2197 __u32 index; 2198 __u8 name[32]; 2199 __u32 capability; 2200 __u32 mode; 2201 __u32 reserved[2]; 2202 }; 2203 2204 /* 2205 * M P E G S E R V I C E S 2206 */ 2207 #if 1 2208 #define V4L2_ENC_IDX_FRAME_I (0) 2209 #define V4L2_ENC_IDX_FRAME_P (1) 2210 #define V4L2_ENC_IDX_FRAME_B (2) 2211 #define V4L2_ENC_IDX_FRAME_MASK (0xf) 2212 2213 struct v4l2_enc_idx_entry { 2214 __u64 offset; 2215 __u64 pts; 2216 __u32 length; 2217 __u32 flags; 2218 __u32 reserved[2]; 2219 }; 2220 2221 #define V4L2_ENC_IDX_ENTRIES (64) 2222 struct v4l2_enc_idx { 2223 __u32 entries; 2224 __u32 entries_cap; 2225 __u32 reserved[4]; 2226 struct v4l2_enc_idx_entry entry[V4L2_ENC_IDX_ENTRIES]; 2227 }; 2228 2229 2230 #define V4L2_ENC_CMD_START (0) 2231 #define V4L2_ENC_CMD_STOP (1) 2232 #define V4L2_ENC_CMD_PAUSE (2) 2233 #define V4L2_ENC_CMD_RESUME (3) 2234 2235 /* Flags for V4L2_ENC_CMD_STOP */ 2236 #define V4L2_ENC_CMD_STOP_AT_GOP_END (1 << 0) 2237 2238 struct v4l2_encoder_cmd { 2239 __u32 cmd; 2240 __u32 flags; 2241 union { 2242 struct { 2243 __u32 data[8]; 2244 } raw; 2245 }; 2246 }; 2247 2248 /* Decoder commands */ 2249 #define V4L2_DEC_CMD_START (0) 2250 #define V4L2_DEC_CMD_STOP (1) 2251 #define V4L2_DEC_CMD_PAUSE (2) 2252 #define V4L2_DEC_CMD_RESUME (3) 2253 #define V4L2_DEC_CMD_FLUSH (4) 2254 2255 /* Flags for V4L2_DEC_CMD_START */ 2256 #define V4L2_DEC_CMD_START_MUTE_AUDIO (1 << 0) 2257 2258 /* Flags for V4L2_DEC_CMD_PAUSE */ 2259 #define V4L2_DEC_CMD_PAUSE_TO_BLACK (1 << 0) 2260 2261 /* Flags for V4L2_DEC_CMD_STOP */ 2262 #define V4L2_DEC_CMD_STOP_TO_BLACK (1 << 0) 2263 #define V4L2_DEC_CMD_STOP_IMMEDIATELY (1 << 1) 2264 2265 /* Play format requirements (returned by the driver): */ 2266 2267 /* The decoder has no special format requirements */ 2268 #define V4L2_DEC_START_FMT_NONE (0) 2269 /* The decoder requires full GOPs */ 2270 #define V4L2_DEC_START_FMT_GOP (1) 2271 2272 /* The structure must be zeroed before use by the application 2273 This ensures it can be extended safely in the future. */ 2274 struct v4l2_decoder_cmd { 2275 __u32 cmd; 2276 __u32 flags; 2277 union { 2278 struct { 2279 __u64 pts; 2280 } stop; 2281 2282 struct { 2283 /* 0 or 1000 specifies normal speed, 2284 1 specifies forward single stepping, 2285 -1 specifies backward single stepping, 2286 >1: playback at speed/1000 of the normal speed, 2287 <-1: reverse playback at (-speed/1000) of the normal speed. */ 2288 __s32 speed; 2289 __u32 format; 2290 } start; 2291 2292 struct { 2293 __u32 data[16]; 2294 } raw; 2295 }; 2296 }; 2297 #endif 2298 2299 2300 /* 2301 * D A T A S E R V I C E S ( V B I ) 2302 * 2303 * Data services API by Michael Schimek 2304 */ 2305 2306 /* Raw VBI */ 2307 struct v4l2_vbi_format { 2308 __u32 sampling_rate; /* in 1 Hz */ 2309 __u32 offset; 2310 __u32 samples_per_line; 2311 __u32 sample_format; /* V4L2_PIX_FMT_* */ 2312 __s32 start[2]; 2313 __u32 count[2]; 2314 __u32 flags; /* V4L2_VBI_* */ 2315 __u32 reserved[2]; /* must be zero */ 2316 }; 2317 2318 /* VBI flags */ 2319 #define V4L2_VBI_UNSYNC (1 << 0) 2320 #define V4L2_VBI_INTERLACED (1 << 1) 2321 2322 /* ITU-R start lines for each field */ 2323 #define V4L2_VBI_ITU_525_F1_START (1) 2324 #define V4L2_VBI_ITU_525_F2_START (264) 2325 #define V4L2_VBI_ITU_625_F1_START (1) 2326 #define V4L2_VBI_ITU_625_F2_START (314) 2327 2328 /* Sliced VBI 2329 * 2330 * This implements is a proposal V4L2 API to allow SLICED VBI 2331 * required for some hardware encoders. It should change without 2332 * notice in the definitive implementation. 2333 */ 2334 2335 struct v4l2_sliced_vbi_format { 2336 __u16 service_set; 2337 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field 2338 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field 2339 (equals frame lines 313-336 for 625 line video 2340 standards, 263-286 for 525 line standards) */ 2341 __u16 service_lines[2][24]; 2342 __u32 io_size; 2343 __u32 reserved[2]; /* must be zero */ 2344 }; 2345 2346 /* Teletext World System Teletext 2347 (WST), defined on ITU-R BT.653-2 */ 2348 #define V4L2_SLICED_TELETEXT_B (0x0001) 2349 /* Video Program System, defined on ETS 300 231*/ 2350 #define V4L2_SLICED_VPS (0x0400) 2351 /* Closed Caption, defined on EIA-608 */ 2352 #define V4L2_SLICED_CAPTION_525 (0x1000) 2353 /* Wide Screen System, defined on ITU-R BT1119.1 */ 2354 #define V4L2_SLICED_WSS_625 (0x4000) 2355 2356 #define V4L2_SLICED_VBI_525 (V4L2_SLICED_CAPTION_525) 2357 #define V4L2_SLICED_VBI_625 (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625) 2358 2359 struct v4l2_sliced_vbi_cap { 2360 __u16 service_set; 2361 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field 2362 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field 2363 (equals frame lines 313-336 for 625 line video 2364 standards, 263-286 for 525 line standards) */ 2365 __u16 service_lines[2][24]; 2366 __u32 type; /* enum v4l2_buf_type */ 2367 __u32 reserved[3]; /* must be 0 */ 2368 }; 2369 2370 struct v4l2_sliced_vbi_data { 2371 __u32 id; 2372 __u32 field; /* 0: first field, 1: second field */ 2373 __u32 line; /* 1-23 */ 2374 __u32 reserved; /* must be 0 */ 2375 __u8 data[48]; 2376 }; 2377 2378 /* 2379 * Sliced VBI data inserted into MPEG Streams 2380 */ 2381 2382 /* 2383 * V4L2_MPEG_STREAM_VBI_FMT_IVTV: 2384 * 2385 * Structure of payload contained in an MPEG 2 Private Stream 1 PES Packet in an 2386 * MPEG-2 Program Pack that contains V4L2_MPEG_STREAM_VBI_FMT_IVTV Sliced VBI 2387 * data 2388 * 2389 * Note, the MPEG-2 Program Pack and Private Stream 1 PES packet header 2390 * definitions are not included here. See the MPEG-2 specifications for details 2391 * on these headers. 2392 */ 2393 2394 /* Line type IDs */ 2395 #define V4L2_MPEG_VBI_IVTV_TELETEXT_B (1) 2396 #define V4L2_MPEG_VBI_IVTV_CAPTION_525 (4) 2397 #define V4L2_MPEG_VBI_IVTV_WSS_625 (5) 2398 #define V4L2_MPEG_VBI_IVTV_VPS (7) 2399 2400 struct v4l2_mpeg_vbi_itv0_line { 2401 __u8 id; /* One of V4L2_MPEG_VBI_IVTV_* above */ 2402 __u8 data[42]; /* Sliced VBI data for the line */ 2403 } __attribute__ ((packed)); 2404 2405 struct v4l2_mpeg_vbi_itv0 { 2406 __le32 linemask[2]; /* Bitmasks of VBI service lines present */ 2407 struct v4l2_mpeg_vbi_itv0_line line[35]; 2408 } __attribute__ ((packed)); 2409 2410 struct v4l2_mpeg_vbi_ITV0 { 2411 struct v4l2_mpeg_vbi_itv0_line line[36]; 2412 } __attribute__ ((packed)); 2413 2414 #define V4L2_MPEG_VBI_IVTV_MAGIC0 "itv0" 2415 #define V4L2_MPEG_VBI_IVTV_MAGIC1 "ITV0" 2416 2417 struct v4l2_mpeg_vbi_fmt_ivtv { 2418 __u8 magic[4]; 2419 union { 2420 struct v4l2_mpeg_vbi_itv0 itv0; 2421 struct v4l2_mpeg_vbi_ITV0 ITV0; 2422 }; 2423 } __attribute__ ((packed)); 2424 2425 /* 2426 * A G G R E G A T E S T R U C T U R E S 2427 */ 2428 2429 /** 2430 * struct v4l2_plane_pix_format - additional, per-plane format definition 2431 * @sizeimage: maximum size in bytes required for data, for which 2432 * this plane will be used 2433 * @bytesperline: distance in bytes between the leftmost pixels in two 2434 * adjacent lines 2435 * @reserved: drivers and applications must zero this array 2436 */ 2437 struct v4l2_plane_pix_format { 2438 __u32 sizeimage; 2439 __u32 bytesperline; 2440 __u16 reserved[6]; 2441 } __attribute__ ((packed)); 2442 2443 /** 2444 * struct v4l2_pix_format_mplane - multiplanar format definition 2445 * @width: image width in pixels 2446 * @height: image height in pixels 2447 * @pixelformat: little endian four character code (fourcc) 2448 * @field: enum v4l2_field; field order (for interlaced video) 2449 * @colorspace: enum v4l2_colorspace; supplemental to pixelformat 2450 * @plane_fmt: per-plane information 2451 * @num_planes: number of planes for this format 2452 * @flags: format flags (V4L2_PIX_FMT_FLAG_*) 2453 * @ycbcr_enc: enum v4l2_ycbcr_encoding, Y'CbCr encoding 2454 * @hsv_enc: enum v4l2_hsv_encoding, HSV encoding 2455 * @quantization: enum v4l2_quantization, colorspace quantization 2456 * @xfer_func: enum v4l2_xfer_func, colorspace transfer function 2457 * @reserved: drivers and applications must zero this array 2458 */ 2459 struct v4l2_pix_format_mplane { 2460 __u32 width; 2461 __u32 height; 2462 __u32 pixelformat; 2463 __u32 field; 2464 __u32 colorspace; 2465 2466 struct v4l2_plane_pix_format plane_fmt[VIDEO_MAX_PLANES]; 2467 __u8 num_planes; 2468 __u8 flags; 2469 union { 2470 __u8 ycbcr_enc; 2471 __u8 hsv_enc; 2472 }; 2473 __u8 quantization; 2474 __u8 xfer_func; 2475 __u8 reserved[7]; 2476 } __attribute__ ((packed)); 2477 2478 /** 2479 * struct v4l2_sdr_format - SDR format definition 2480 * @pixelformat: little endian four character code (fourcc) 2481 * @buffersize: maximum size in bytes required for data 2482 * @reserved: drivers and applications must zero this array 2483 */ 2484 struct v4l2_sdr_format { 2485 __u32 pixelformat; 2486 __u32 buffersize; 2487 __u8 reserved[24]; 2488 } __attribute__ ((packed)); 2489 2490 /** 2491 * struct v4l2_meta_format - metadata format definition 2492 * @dataformat: little endian four character code (fourcc) 2493 * @buffersize: maximum size in bytes required for data 2494 * @width: number of data units of data per line (valid for line 2495 * based formats only, see format documentation) 2496 * @height: number of lines of data per buffer (valid for line based 2497 * formats only) 2498 * @bytesperline: offset between the beginnings of two adjacent lines in 2499 * bytes (valid for line based formats only) 2500 */ 2501 struct v4l2_meta_format { 2502 __u32 dataformat; 2503 __u32 buffersize; 2504 __u32 width; 2505 __u32 height; 2506 __u32 bytesperline; 2507 } __attribute__ ((packed)); 2508 2509 /** 2510 * struct v4l2_format - stream data format 2511 * @type: enum v4l2_buf_type; type of the data stream 2512 * @fmt.pix: definition of an image format 2513 * @fmt.pix_mp: definition of a multiplanar image format 2514 * @fmt.win: definition of an overlaid image 2515 * @fmt.vbi: raw VBI capture or output parameters 2516 * @fmt.sliced: sliced VBI capture or output parameters 2517 * @fmt.raw_data: placeholder for future extensions and custom formats 2518 * @fmt: union of @pix, @pix_mp, @win, @vbi, @sliced, @sdr, 2519 * @meta and @raw_data 2520 */ 2521 struct v4l2_format { 2522 __u32 type; 2523 union { 2524 struct v4l2_pix_format pix; /* V4L2_BUF_TYPE_VIDEO_CAPTURE */ 2525 struct v4l2_pix_format_mplane pix_mp; /* V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE */ 2526 struct v4l2_window win; /* V4L2_BUF_TYPE_VIDEO_OVERLAY */ 2527 struct v4l2_vbi_format vbi; /* V4L2_BUF_TYPE_VBI_CAPTURE */ 2528 struct v4l2_sliced_vbi_format sliced; /* V4L2_BUF_TYPE_SLICED_VBI_CAPTURE */ 2529 struct v4l2_sdr_format sdr; /* V4L2_BUF_TYPE_SDR_CAPTURE */ 2530 struct v4l2_meta_format meta; /* V4L2_BUF_TYPE_META_CAPTURE */ 2531 __u8 raw_data[200]; /* user-defined */ 2532 } fmt; 2533 }; 2534 2535 /* Stream type-dependent parameters 2536 */ 2537 struct v4l2_streamparm { 2538 __u32 type; /* enum v4l2_buf_type */ 2539 union { 2540 struct v4l2_captureparm capture; 2541 struct v4l2_outputparm output; 2542 __u8 raw_data[200]; /* user-defined */ 2543 } parm; 2544 }; 2545 2546 /* 2547 * E V E N T S 2548 */ 2549 2550 #define V4L2_EVENT_ALL 0 2551 #define V4L2_EVENT_VSYNC 1 2552 #define V4L2_EVENT_EOS 2 2553 #define V4L2_EVENT_CTRL 3 2554 #define V4L2_EVENT_FRAME_SYNC 4 2555 #define V4L2_EVENT_SOURCE_CHANGE 5 2556 #define V4L2_EVENT_MOTION_DET 6 2557 #define V4L2_EVENT_PRIVATE_START 0x08000000 2558 2559 /* Payload for V4L2_EVENT_VSYNC */ 2560 struct v4l2_event_vsync { 2561 /* Can be V4L2_FIELD_ANY, _NONE, _TOP or _BOTTOM */ 2562 __u8 field; 2563 } __attribute__ ((packed)); 2564 2565 /* Payload for V4L2_EVENT_CTRL */ 2566 #define V4L2_EVENT_CTRL_CH_VALUE (1 << 0) 2567 #define V4L2_EVENT_CTRL_CH_FLAGS (1 << 1) 2568 #define V4L2_EVENT_CTRL_CH_RANGE (1 << 2) 2569 #define V4L2_EVENT_CTRL_CH_DIMENSIONS (1 << 3) 2570 2571 struct v4l2_event_ctrl { 2572 __u32 changes; 2573 __u32 type; 2574 union { 2575 __s32 value; 2576 __s64 value64; 2577 }; 2578 __u32 flags; 2579 __s32 minimum; 2580 __s32 maximum; 2581 __s32 step; 2582 __s32 default_value; 2583 }; 2584 2585 struct v4l2_event_frame_sync { 2586 __u32 frame_sequence; 2587 }; 2588 2589 #define V4L2_EVENT_SRC_CH_RESOLUTION (1 << 0) 2590 2591 struct v4l2_event_src_change { 2592 __u32 changes; 2593 }; 2594 2595 #define V4L2_EVENT_MD_FL_HAVE_FRAME_SEQ (1 << 0) 2596 2597 /** 2598 * struct v4l2_event_motion_det - motion detection event 2599 * @flags: if V4L2_EVENT_MD_FL_HAVE_FRAME_SEQ is set, then the 2600 * frame_sequence field is valid. 2601 * @frame_sequence: the frame sequence number associated with this event. 2602 * @region_mask: which regions detected motion. 2603 */ 2604 struct v4l2_event_motion_det { 2605 __u32 flags; 2606 __u32 frame_sequence; 2607 __u32 region_mask; 2608 }; 2609 2610 struct v4l2_event { 2611 __u32 type; 2612 union { 2613 struct v4l2_event_vsync vsync; 2614 struct v4l2_event_ctrl ctrl; 2615 struct v4l2_event_frame_sync frame_sync; 2616 struct v4l2_event_src_change src_change; 2617 struct v4l2_event_motion_det motion_det; 2618 __u8 data[64]; 2619 } u; 2620 __u32 pending; 2621 __u32 sequence; 2622 #ifdef __KERNEL__ 2623 struct __kernel_timespec timestamp; 2624 #else 2625 struct timespec timestamp; 2626 #endif 2627 __u32 id; 2628 __u32 reserved[8]; 2629 }; 2630 2631 #define V4L2_EVENT_SUB_FL_SEND_INITIAL (1 << 0) 2632 #define V4L2_EVENT_SUB_FL_ALLOW_FEEDBACK (1 << 1) 2633 2634 struct v4l2_event_subscription { 2635 __u32 type; 2636 __u32 id; 2637 __u32 flags; 2638 __u32 reserved[5]; 2639 }; 2640 2641 /* 2642 * A D V A N C E D D E B U G G I N G 2643 * 2644 * NOTE: EXPERIMENTAL API, NEVER RELY ON THIS IN APPLICATIONS! 2645 * FOR DEBUGGING, TESTING AND INTERNAL USE ONLY! 2646 */ 2647 2648 /* VIDIOC_DBG_G_REGISTER and VIDIOC_DBG_S_REGISTER */ 2649 2650 #define V4L2_CHIP_MATCH_BRIDGE 0 /* Match against chip ID on the bridge (0 for the bridge) */ 2651 #define V4L2_CHIP_MATCH_SUBDEV 4 /* Match against subdev index */ 2652 2653 /* The following four defines are no longer in use */ 2654 #define V4L2_CHIP_MATCH_HOST V4L2_CHIP_MATCH_BRIDGE 2655 #define V4L2_CHIP_MATCH_I2C_DRIVER 1 /* Match against I2C driver name */ 2656 #define V4L2_CHIP_MATCH_I2C_ADDR 2 /* Match against I2C 7-bit address */ 2657 #define V4L2_CHIP_MATCH_AC97 3 /* Match against ancillary AC97 chip */ 2658 2659 struct v4l2_dbg_match { 2660 __u32 type; /* Match type */ 2661 union { /* Match this chip, meaning determined by type */ 2662 __u32 addr; 2663 char name[32]; 2664 }; 2665 } __attribute__ ((packed)); 2666 2667 struct v4l2_dbg_register { 2668 struct v4l2_dbg_match match; 2669 __u32 size; /* register size in bytes */ 2670 __u64 reg; 2671 __u64 val; 2672 } __attribute__ ((packed)); 2673 2674 #define V4L2_CHIP_FL_READABLE (1 << 0) 2675 #define V4L2_CHIP_FL_WRITABLE (1 << 1) 2676 2677 /* VIDIOC_DBG_G_CHIP_INFO */ 2678 struct v4l2_dbg_chip_info { 2679 struct v4l2_dbg_match match; 2680 char name[32]; 2681 __u32 flags; 2682 __u32 reserved[32]; 2683 } __attribute__ ((packed)); 2684 2685 /** 2686 * struct v4l2_create_buffers - VIDIOC_CREATE_BUFS argument 2687 * @index: on return, index of the first created buffer 2688 * @count: entry: number of requested buffers, 2689 * return: number of created buffers 2690 * @memory: enum v4l2_memory; buffer memory type 2691 * @format: frame format, for which buffers are requested 2692 * @capabilities: capabilities of this buffer type. 2693 * @flags: additional buffer management attributes (ignored unless the 2694 * queue has V4L2_BUF_CAP_SUPPORTS_MMAP_CACHE_HINTS capability 2695 * and configured for MMAP streaming I/O). 2696 * @max_num_buffers: if V4L2_BUF_CAP_SUPPORTS_MAX_NUM_BUFFERS capability flag is set 2697 * this field indicate the maximum possible number of buffers 2698 * for this queue. 2699 * @reserved: future extensions 2700 */ 2701 struct v4l2_create_buffers { 2702 __u32 index; 2703 __u32 count; 2704 __u32 memory; 2705 struct v4l2_format format; 2706 __u32 capabilities; 2707 __u32 flags; 2708 __u32 max_num_buffers; 2709 __u32 reserved[5]; 2710 }; 2711 2712 /** 2713 * struct v4l2_remove_buffers - VIDIOC_REMOVE_BUFS argument 2714 * @index: the first buffer to be removed 2715 * @count: number of buffers to removed 2716 * @type: enum v4l2_buf_type 2717 * @reserved: future extensions 2718 */ 2719 struct v4l2_remove_buffers { 2720 __u32 index; 2721 __u32 count; 2722 __u32 type; 2723 __u32 reserved[13]; 2724 }; 2725 2726 /* 2727 * 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 2728 * 2729 */ 2730 #define VIDIOC_QUERYCAP _IOR('V', 0, struct v4l2_capability) 2731 #define VIDIOC_ENUM_FMT _IOWR('V', 2, struct v4l2_fmtdesc) 2732 #define VIDIOC_G_FMT _IOWR('V', 4, struct v4l2_format) 2733 #define VIDIOC_S_FMT _IOWR('V', 5, struct v4l2_format) 2734 #define VIDIOC_REQBUFS _IOWR('V', 8, struct v4l2_requestbuffers) 2735 #define VIDIOC_QUERYBUF _IOWR('V', 9, struct v4l2_buffer) 2736 #define VIDIOC_G_FBUF _IOR('V', 10, struct v4l2_framebuffer) 2737 #define VIDIOC_S_FBUF _IOW('V', 11, struct v4l2_framebuffer) 2738 #define VIDIOC_OVERLAY _IOW('V', 14, int) 2739 #define VIDIOC_QBUF _IOWR('V', 15, struct v4l2_buffer) 2740 #define VIDIOC_EXPBUF _IOWR('V', 16, struct v4l2_exportbuffer) 2741 #define VIDIOC_DQBUF _IOWR('V', 17, struct v4l2_buffer) 2742 #define VIDIOC_STREAMON _IOW('V', 18, int) 2743 #define VIDIOC_STREAMOFF _IOW('V', 19, int) 2744 #define VIDIOC_G_PARM _IOWR('V', 21, struct v4l2_streamparm) 2745 #define VIDIOC_S_PARM _IOWR('V', 22, struct v4l2_streamparm) 2746 #define VIDIOC_G_STD _IOR('V', 23, v4l2_std_id) 2747 #define VIDIOC_S_STD _IOW('V', 24, v4l2_std_id) 2748 #define VIDIOC_ENUMSTD _IOWR('V', 25, struct v4l2_standard) 2749 #define VIDIOC_ENUMINPUT _IOWR('V', 26, struct v4l2_input) 2750 #define VIDIOC_G_CTRL _IOWR('V', 27, struct v4l2_control) 2751 #define VIDIOC_S_CTRL _IOWR('V', 28, struct v4l2_control) 2752 #define VIDIOC_G_TUNER _IOWR('V', 29, struct v4l2_tuner) 2753 #define VIDIOC_S_TUNER _IOW('V', 30, struct v4l2_tuner) 2754 #define VIDIOC_G_AUDIO _IOR('V', 33, struct v4l2_audio) 2755 #define VIDIOC_S_AUDIO _IOW('V', 34, struct v4l2_audio) 2756 #define VIDIOC_QUERYCTRL _IOWR('V', 36, struct v4l2_queryctrl) 2757 #define VIDIOC_QUERYMENU _IOWR('V', 37, struct v4l2_querymenu) 2758 #define VIDIOC_G_INPUT _IOR('V', 38, int) 2759 #define VIDIOC_S_INPUT _IOWR('V', 39, int) 2760 #define VIDIOC_G_EDID _IOWR('V', 40, struct v4l2_edid) 2761 #define VIDIOC_S_EDID _IOWR('V', 41, struct v4l2_edid) 2762 #define VIDIOC_G_OUTPUT _IOR('V', 46, int) 2763 #define VIDIOC_S_OUTPUT _IOWR('V', 47, int) 2764 #define VIDIOC_ENUMOUTPUT _IOWR('V', 48, struct v4l2_output) 2765 #define VIDIOC_G_AUDOUT _IOR('V', 49, struct v4l2_audioout) 2766 #define VIDIOC_S_AUDOUT _IOW('V', 50, struct v4l2_audioout) 2767 #define VIDIOC_G_MODULATOR _IOWR('V', 54, struct v4l2_modulator) 2768 #define VIDIOC_S_MODULATOR _IOW('V', 55, struct v4l2_modulator) 2769 #define VIDIOC_G_FREQUENCY _IOWR('V', 56, struct v4l2_frequency) 2770 #define VIDIOC_S_FREQUENCY _IOW('V', 57, struct v4l2_frequency) 2771 #define VIDIOC_CROPCAP _IOWR('V', 58, struct v4l2_cropcap) 2772 #define VIDIOC_G_CROP _IOWR('V', 59, struct v4l2_crop) 2773 #define VIDIOC_S_CROP _IOW('V', 60, struct v4l2_crop) 2774 #define VIDIOC_G_JPEGCOMP _IOR('V', 61, struct v4l2_jpegcompression) 2775 #define VIDIOC_S_JPEGCOMP _IOW('V', 62, struct v4l2_jpegcompression) 2776 #define VIDIOC_QUERYSTD _IOR('V', 63, v4l2_std_id) 2777 #define VIDIOC_TRY_FMT _IOWR('V', 64, struct v4l2_format) 2778 #define VIDIOC_ENUMAUDIO _IOWR('V', 65, struct v4l2_audio) 2779 #define VIDIOC_ENUMAUDOUT _IOWR('V', 66, struct v4l2_audioout) 2780 #define VIDIOC_G_PRIORITY _IOR('V', 67, __u32) /* enum v4l2_priority */ 2781 #define VIDIOC_S_PRIORITY _IOW('V', 68, __u32) /* enum v4l2_priority */ 2782 #define VIDIOC_G_SLICED_VBI_CAP _IOWR('V', 69, struct v4l2_sliced_vbi_cap) 2783 #define VIDIOC_LOG_STATUS _IO('V', 70) 2784 #define VIDIOC_G_EXT_CTRLS _IOWR('V', 71, struct v4l2_ext_controls) 2785 #define VIDIOC_S_EXT_CTRLS _IOWR('V', 72, struct v4l2_ext_controls) 2786 #define VIDIOC_TRY_EXT_CTRLS _IOWR('V', 73, struct v4l2_ext_controls) 2787 #define VIDIOC_ENUM_FRAMESIZES _IOWR('V', 74, struct v4l2_frmsizeenum) 2788 #define VIDIOC_ENUM_FRAMEINTERVALS _IOWR('V', 75, struct v4l2_frmivalenum) 2789 #define VIDIOC_G_ENC_INDEX _IOR('V', 76, struct v4l2_enc_idx) 2790 #define VIDIOC_ENCODER_CMD _IOWR('V', 77, struct v4l2_encoder_cmd) 2791 #define VIDIOC_TRY_ENCODER_CMD _IOWR('V', 78, struct v4l2_encoder_cmd) 2792 2793 /* 2794 * Experimental, meant for debugging, testing and internal use. 2795 * Only implemented if CONFIG_VIDEO_ADV_DEBUG is defined. 2796 * You must be root to use these ioctls. Never use these in applications! 2797 */ 2798 #define VIDIOC_DBG_S_REGISTER _IOW('V', 79, struct v4l2_dbg_register) 2799 #define VIDIOC_DBG_G_REGISTER _IOWR('V', 80, struct v4l2_dbg_register) 2800 2801 #define VIDIOC_S_HW_FREQ_SEEK _IOW('V', 82, struct v4l2_hw_freq_seek) 2802 #define VIDIOC_S_DV_TIMINGS _IOWR('V', 87, struct v4l2_dv_timings) 2803 #define VIDIOC_G_DV_TIMINGS _IOWR('V', 88, struct v4l2_dv_timings) 2804 #define VIDIOC_DQEVENT _IOR('V', 89, struct v4l2_event) 2805 #define VIDIOC_SUBSCRIBE_EVENT _IOW('V', 90, struct v4l2_event_subscription) 2806 #define VIDIOC_UNSUBSCRIBE_EVENT _IOW('V', 91, struct v4l2_event_subscription) 2807 #define VIDIOC_CREATE_BUFS _IOWR('V', 92, struct v4l2_create_buffers) 2808 #define VIDIOC_PREPARE_BUF _IOWR('V', 93, struct v4l2_buffer) 2809 #define VIDIOC_G_SELECTION _IOWR('V', 94, struct v4l2_selection) 2810 #define VIDIOC_S_SELECTION _IOWR('V', 95, struct v4l2_selection) 2811 #define VIDIOC_DECODER_CMD _IOWR('V', 96, struct v4l2_decoder_cmd) 2812 #define VIDIOC_TRY_DECODER_CMD _IOWR('V', 97, struct v4l2_decoder_cmd) 2813 #define VIDIOC_ENUM_DV_TIMINGS _IOWR('V', 98, struct v4l2_enum_dv_timings) 2814 #define VIDIOC_QUERY_DV_TIMINGS _IOR('V', 99, struct v4l2_dv_timings) 2815 #define VIDIOC_DV_TIMINGS_CAP _IOWR('V', 100, struct v4l2_dv_timings_cap) 2816 #define VIDIOC_ENUM_FREQ_BANDS _IOWR('V', 101, struct v4l2_frequency_band) 2817 2818 /* 2819 * Experimental, meant for debugging, testing and internal use. 2820 * Never use this in applications! 2821 */ 2822 #define VIDIOC_DBG_G_CHIP_INFO _IOWR('V', 102, struct v4l2_dbg_chip_info) 2823 2824 #define VIDIOC_QUERY_EXT_CTRL _IOWR('V', 103, struct v4l2_query_ext_ctrl) 2825 #define VIDIOC_REMOVE_BUFS _IOWR('V', 104, struct v4l2_remove_buffers) 2826 2827 2828 /* Reminder: when adding new ioctls please add support for them to 2829 drivers/media/v4l2-core/v4l2-compat-ioctl32.c as well! */ 2830 2831 #define BASE_VIDIOC_PRIVATE 192 /* 192-255 are private */ 2832 2833 /* Deprecated definitions kept for backwards compatibility */ 2834 #ifndef __KERNEL__ 2835 #define V4L2_PIX_FMT_HM12 V4L2_PIX_FMT_NV12_16L16 2836 #define V4L2_PIX_FMT_SUNXI_TILED_NV12 V4L2_PIX_FMT_NV12_32L32 2837 /* 2838 * This capability was never implemented, anyone using this cap should drop it 2839 * from their code. 2840 */ 2841 #define V4L2_CAP_ASYNCIO 0x02000000 2842 #endif 2843 2844 #endif /* _UAPI__LINUX_VIDEODEV2_H */ 2845