| 1 | | /* SPDX-License-Identifier: ((GPL-2.0+ WITH Linux-syscall-note) OR BSD-3-Clause) */ |
| 2 | | /* |
| 3 | | * Video for Linux Two header file |
| 4 | | * |
| 5 | | * Copyright (C) 1999-2012 the contributors |
| 6 | | * |
| 7 | | * This program is free software; you can redistribute it and/or modify |
| 8 | | * it under the terms of the GNU General Public License as published by |
| 9 | | * the Free Software Foundation; either version 2 of the License, or |
| 10 | | * (at your option) any later version. |
| 11 | | * |
| 12 | | * This program is distributed in the hope that it will be useful, |
| 13 | | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 15 | | * GNU General Public License for more details. |
| 16 | | * |
| 17 | | * Alternatively you can redistribute this file under the terms of the |
| 18 | | * BSD license as stated below: |
| 19 | | * |
| 20 | | * Redistribution and use in source and binary forms, with or without |
| 21 | | * modification, are permitted provided that the following conditions |
| 22 | | * are met: |
| 23 | | * 1. Redistributions of source code must retain the above copyright |
| 24 | | * notice, this list of conditions and the following disclaimer. |
| 25 | | * 2. Redistributions in binary form must reproduce the above copyright |
| 26 | | * notice, this list of conditions and the following disclaimer in |
| 27 | | * the documentation and/or other materials provided with the |
| 28 | | * distribution. |
| 29 | | * 3. The names of its contributors may not be used to endorse or promote |
| 30 | | * products derived from this software without specific prior written |
| 31 | | * permission. |
| 32 | | * |
| 33 | | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 34 | | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 35 | | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 36 | | * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 37 | | * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 38 | | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED |
| 39 | | * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| 40 | | * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF |
| 41 | | * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING |
| 42 | | * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
| 43 | | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 44 | | * |
| 45 | | * Header file for v4l or V4L2 drivers and applications |
| 46 | | * with public API. |
| 47 | | * All kernel-specific stuff were moved to media/v4l2-dev.h, so |
| 48 | | * no #if __KERNEL tests are allowed here |
| 49 | | * |
| 50 | | * See https://linuxtv.org for more info |
| 51 | | * |
| 52 | | * Author: Bill Dirks <bill@thedirks.org> |
| 53 | | * Justin Schoeman |
| 54 | | * Hans Verkuil <hverkuil@xs4all.nl> |
| 55 | | * et al. |
| 56 | | */ |
| 57 | | #ifndef __LINUX_VIDEODEV2_H |
| 58 | | #define __LINUX_VIDEODEV2_H // NOLINT(bugprone-reserved-identifier) MUST MATCH SYSTEM HEADER |
| 59 | | |
| 60 | | #include <sys/time.h> |
| 61 | | |
| 62 | | #ifdef __FreeBSD__ |
| 63 | | using __u64 = uint64_t; |
| 64 | | using __u32 = uint32_t; |
| 65 | | using __u16 = uint16_t; |
| 66 | | using __u8 = uint8_t; |
| 67 | | using __s64 = int64_t; |
| 68 | | using __s32 = int32_t; |
| 69 | | using __s16 = int16_t; |
| 70 | | using __s8 = int8_t; |
| 71 | | #else |
| 72 | | #include <linux/ioctl.h> |
| 73 | | #include <linux/types.h> |
| 74 | | #endif |
| 75 | | #include <linux/v4l2-common.h> |
| 76 | | #include <linux/v4l2-controls.h> |
| 77 | | |
| 78 | | /* |
| 79 | | * Common stuff for both V4L1 and V4L2 |
| 80 | | * Moved from videodev.h |
| 81 | | */ |
| 82 | | #define VIDEO_MAX_FRAME 32 |
| 83 | | #define VIDEO_MAX_PLANES 8 |
| 84 | | |
| 85 | | /* |
| 86 | | * M I S C E L L A N E O U S |
| 87 | | */ |
| 88 | | |
| 89 | | /* Four-character-code (FOURCC) */ |
| 90 | | #define v4l2_fourcc(a, b, c, d)\ |
| 91 | | ((__u32)(a) | ((__u32)(b) << 8) | ((__u32)(c) << 16) | ((__u32)(d) << 24)) |
| 92 | | #define v4l2_fourcc_be(a, b, c, d) (v4l2_fourcc(a, b, c, d) | (1 << 31)) |
| 93 | | |
| 94 | | /* |
| 95 | | * E N U M S |
| 96 | | */ |
| 97 | | enum v4l2_field { |
| 98 | | V4L2_FIELD_ANY = 0, /* driver can choose from none, |
| 99 | | top, bottom, interlaced |
| 100 | | depending on whatever it thinks |
| 101 | | is approximate ... */ |
| 102 | | V4L2_FIELD_NONE = 1, /* this device has no fields ... */ |
| 103 | | V4L2_FIELD_TOP = 2, /* top field only */ |
| 104 | | V4L2_FIELD_BOTTOM = 3, /* bottom field only */ |
| 105 | | V4L2_FIELD_INTERLACED = 4, /* both fields interlaced */ |
| 106 | | V4L2_FIELD_SEQ_TB = 5, /* both fields sequential into one |
| 107 | | buffer, top-bottom order */ |
| 108 | | V4L2_FIELD_SEQ_BT = 6, /* same as above + bottom-top order */ |
| 109 | | V4L2_FIELD_ALTERNATE = 7, /* both fields alternating into |
| 110 | | separate buffers */ |
| 111 | | V4L2_FIELD_INTERLACED_TB = 8, /* both fields interlaced, top field |
| 112 | | first and the top field is |
| 113 | | transmitted first */ |
| 114 | | V4L2_FIELD_INTERLACED_BT = 9, /* both fields interlaced, top field |
| 115 | | first and the bottom field is |
| 116 | | transmitted first */ |
| 117 | | }; |
| 118 | | #define V4L2_FIELD_HAS_TOP(field) \ |
| 119 | | ((field) == V4L2_FIELD_TOP ||\ |
| 120 | | (field) == V4L2_FIELD_INTERLACED ||\ |
| 121 | | (field) == V4L2_FIELD_INTERLACED_TB ||\ |
| 122 | | (field) == V4L2_FIELD_INTERLACED_BT ||\ |
| 123 | | (field) == V4L2_FIELD_SEQ_TB ||\ |
| 124 | | (field) == V4L2_FIELD_SEQ_BT) |
| 125 | | #define V4L2_FIELD_HAS_BOTTOM(field) \ |
| 126 | | ((field) == V4L2_FIELD_BOTTOM ||\ |
| 127 | | (field) == V4L2_FIELD_INTERLACED ||\ |
| 128 | | (field) == V4L2_FIELD_INTERLACED_TB ||\ |
| 129 | | (field) == V4L2_FIELD_INTERLACED_BT ||\ |
| 130 | | (field) == V4L2_FIELD_SEQ_TB ||\ |
| 131 | | (field) == V4L2_FIELD_SEQ_BT) |
| 132 | | #define V4L2_FIELD_HAS_BOTH(field) \ |
| 133 | | ((field) == V4L2_FIELD_INTERLACED ||\ |
| 134 | | (field) == V4L2_FIELD_INTERLACED_TB ||\ |
| 135 | | (field) == V4L2_FIELD_INTERLACED_BT ||\ |
| 136 | | (field) == V4L2_FIELD_SEQ_TB ||\ |
| 137 | | (field) == V4L2_FIELD_SEQ_BT) |
| 138 | | #define V4L2_FIELD_HAS_T_OR_B(field) \ |
| 139 | | ((field) == V4L2_FIELD_BOTTOM ||\ |
| 140 | | (field) == V4L2_FIELD_TOP ||\ |
| 141 | | (field) == V4L2_FIELD_ALTERNATE) |
| 142 | | |
| 143 | | enum v4l2_buf_type { |
| 144 | | V4L2_BUF_TYPE_VIDEO_CAPTURE = 1, |
| 145 | | V4L2_BUF_TYPE_VIDEO_OUTPUT = 2, |
| 146 | | V4L2_BUF_TYPE_VIDEO_OVERLAY = 3, |
| 147 | | V4L2_BUF_TYPE_VBI_CAPTURE = 4, |
| 148 | | V4L2_BUF_TYPE_VBI_OUTPUT = 5, |
| 149 | | V4L2_BUF_TYPE_SLICED_VBI_CAPTURE = 6, |
| 150 | | V4L2_BUF_TYPE_SLICED_VBI_OUTPUT = 7, |
| 151 | | V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY = 8, |
| 152 | | V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE = 9, |
| 153 | | V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE = 10, |
| 154 | | V4L2_BUF_TYPE_SDR_CAPTURE = 11, |
| 155 | | V4L2_BUF_TYPE_SDR_OUTPUT = 12, |
| 156 | | V4L2_BUF_TYPE_META_CAPTURE = 13, |
| 157 | | /* Deprecated, do not use */ |
| 158 | | V4L2_BUF_TYPE_PRIVATE = 0x80, |
| 159 | | }; |
| 160 | | |
| 161 | | #define V4L2_TYPE_IS_MULTIPLANAR(type) \ |
| 162 | | ((type) == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE \ |
| 163 | | || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) |
| 164 | | |
| 165 | | #define V4L2_TYPE_IS_OUTPUT(type) \ |
| 166 | | ((type) == V4L2_BUF_TYPE_VIDEO_OUTPUT \ |
| 167 | | || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE \ |
| 168 | | || (type) == V4L2_BUF_TYPE_VIDEO_OVERLAY \ |
| 169 | | || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY \ |
| 170 | | || (type) == V4L2_BUF_TYPE_VBI_OUTPUT \ |
| 171 | | || (type) == V4L2_BUF_TYPE_SLICED_VBI_OUTPUT \ |
| 172 | | || (type) == V4L2_BUF_TYPE_SDR_OUTPUT) |
| 173 | | |
| 174 | | enum v4l2_tuner_type { |
| 175 | | V4L2_TUNER_RADIO = 1, |
| 176 | | V4L2_TUNER_ANALOG_TV = 2, |
| 177 | | V4L2_TUNER_DIGITAL_TV = 3, |
| 178 | | V4L2_TUNER_SDR = 4, |
| 179 | | V4L2_TUNER_RF = 5, |
| 180 | | }; |
| 181 | | |
| 182 | | /* Deprecated, do not use */ |
| 183 | | #define V4L2_TUNER_ADC V4L2_TUNER_SDR |
| 184 | | |
| 185 | | enum v4l2_memory { |
| 186 | | V4L2_MEMORY_MMAP = 1, |
| 187 | | V4L2_MEMORY_USERPTR = 2, |
| 188 | | V4L2_MEMORY_OVERLAY = 3, |
| 189 | | V4L2_MEMORY_DMABUF = 4, |
| 190 | | }; |
| 191 | | |
| 192 | | /* see also http://vektor.theorem.ca/graphics/ycbcr/ */ |
| 193 | | enum v4l2_colorspace { |
| 194 | | /* |
| 195 | | * Default colorspace, i.e. let the driver figure it out. |
| 196 | | * Can only be used with video capture. |
| 197 | | */ |
| 198 | | V4L2_COLORSPACE_DEFAULT = 0, |
| 199 | | |
| 200 | | /* SMPTE 170M: used for broadcast NTSC/PAL SDTV */ |
| 201 | | V4L2_COLORSPACE_SMPTE170M = 1, |
| 202 | | |
| 203 | | /* Obsolete pre-1998 SMPTE 240M HDTV standard, superseded by Rec 709 */ |
| 204 | | V4L2_COLORSPACE_SMPTE240M = 2, |
| 205 | | |
| 206 | | /* Rec.709: used for HDTV */ |
| 207 | | V4L2_COLORSPACE_REC709 = 3, |
| 208 | | |
| 209 | | /* |
| 210 | | * Deprecated, do not use. No driver will ever return this. This was |
| 211 | | * based on a misunderstanding of the bt878 datasheet. |
| 212 | | */ |
| 213 | | V4L2_COLORSPACE_BT878 = 4, |
| 214 | | |
| 215 | | /* |
| 216 | | * NTSC 1953 colorspace. This only makes sense when dealing with |
| 217 | | * really, really old NTSC recordings. Superseded by SMPTE 170M. |
| 218 | | */ |
| 219 | | V4L2_COLORSPACE_470_SYSTEM_M = 5, |
| 220 | | |
| 221 | | /* |
| 222 | | * EBU Tech 3213 PAL/SECAM colorspace. This only makes sense when |
| 223 | | * dealing with really old PAL/SECAM recordings. Superseded by |
| 224 | | * SMPTE 170M. |
| 225 | | */ |
| 226 | | V4L2_COLORSPACE_470_SYSTEM_BG = 6, |
| 227 | | |
| 228 | | /* |
| 229 | | * Effectively shorthand for V4L2_COLORSPACE_SRGB, V4L2_YCBCR_ENC_601 |
| 230 | | * and V4L2_QUANTIZATION_FULL_RANGE. To be used for (Motion-)JPEG. |
| 231 | | */ |
| 232 | | V4L2_COLORSPACE_JPEG = 7, |
| 233 | | |
| 234 | | /* For RGB colorspaces such as produces by most webcams. */ |
| 235 | | V4L2_COLORSPACE_SRGB = 8, |
| 236 | | |
| 237 | | /* opRGB colorspace */ |
| 238 | | V4L2_COLORSPACE_OPRGB = 9, |
| 239 | | |
| 240 | | /* BT.2020 colorspace, used for UHDTV. */ |
| 241 | | V4L2_COLORSPACE_BT2020 = 10, |
| 242 | | |
| 243 | | /* Raw colorspace: for RAW unprocessed images */ |
| 244 | | V4L2_COLORSPACE_RAW = 11, |
| 245 | | |
| 246 | | /* DCI-P3 colorspace, used by cinema projectors */ |
| 247 | | V4L2_COLORSPACE_DCI_P3 = 12, |
| 248 | | }; |
| 249 | | |
| 250 | | /* |
| 251 | | * Determine how COLORSPACE_DEFAULT should map to a proper colorspace. |
| 252 | | * This depends on whether this is a SDTV image (use SMPTE 170M), an |
| 253 | | * HDTV image (use Rec. 709), or something else (use sRGB). |
| 254 | | */ |
| 255 | | #define V4L2_MAP_COLORSPACE_DEFAULT(is_sdtv, is_hdtv) \ |
| 256 | | ((is_sdtv) ? V4L2_COLORSPACE_SMPTE170M : \ |
| 257 | | ((is_hdtv) ? V4L2_COLORSPACE_REC709 : V4L2_COLORSPACE_SRGB)) |
| 258 | | |
| 259 | | enum v4l2_xfer_func { |
| 260 | | /* |
| 261 | | * Mapping of V4L2_XFER_FUNC_DEFAULT to actual transfer functions |
| 262 | | * for the various colorspaces: |
| 263 | | * |
| 264 | | * V4L2_COLORSPACE_SMPTE170M, V4L2_COLORSPACE_470_SYSTEM_M, |
| 265 | | * V4L2_COLORSPACE_470_SYSTEM_BG, V4L2_COLORSPACE_REC709 and |
| 266 | | * V4L2_COLORSPACE_BT2020: V4L2_XFER_FUNC_709 |
| 267 | | * |
| 268 | | * V4L2_COLORSPACE_SRGB, V4L2_COLORSPACE_JPEG: V4L2_XFER_FUNC_SRGB |
| 269 | | * |
| 270 | | * V4L2_COLORSPACE_OPRGB: V4L2_XFER_FUNC_OPRGB |
| 271 | | * |
| 272 | | * V4L2_COLORSPACE_SMPTE240M: V4L2_XFER_FUNC_SMPTE240M |
| 273 | | * |
| 274 | | * V4L2_COLORSPACE_RAW: V4L2_XFER_FUNC_NONE |
| 275 | | * |
| 276 | | * V4L2_COLORSPACE_DCI_P3: V4L2_XFER_FUNC_DCI_P3 |
| 277 | | */ |
| 278 | | V4L2_XFER_FUNC_DEFAULT = 0, |
| 279 | | V4L2_XFER_FUNC_709 = 1, |
| 280 | | V4L2_XFER_FUNC_SRGB = 2, |
| 281 | | V4L2_XFER_FUNC_OPRGB = 3, |
| 282 | | V4L2_XFER_FUNC_SMPTE240M = 4, |
| 283 | | V4L2_XFER_FUNC_NONE = 5, |
| 284 | | V4L2_XFER_FUNC_DCI_P3 = 6, |
| 285 | | V4L2_XFER_FUNC_SMPTE2084 = 7, |
| 286 | | }; |
| 287 | | |
| 288 | | /* |
| 289 | | * Determine how XFER_FUNC_DEFAULT should map to a proper transfer function. |
| 290 | | * This depends on the colorspace. |
| 291 | | */ |
| 292 | | #define V4L2_MAP_XFER_FUNC_DEFAULT(colsp) \ |
| 293 | | ((colsp) == V4L2_COLORSPACE_OPRGB ? V4L2_XFER_FUNC_OPRGB : \ |
| 294 | | ((colsp) == V4L2_COLORSPACE_SMPTE240M ? V4L2_XFER_FUNC_SMPTE240M : \ |
| 295 | | ((colsp) == V4L2_COLORSPACE_DCI_P3 ? V4L2_XFER_FUNC_DCI_P3 : \ |
| 296 | | ((colsp) == V4L2_COLORSPACE_RAW ? V4L2_XFER_FUNC_NONE : \ |
| 297 | | ((colsp) == V4L2_COLORSPACE_SRGB || (colsp) == V4L2_COLORSPACE_JPEG ? \ |
| 298 | | V4L2_XFER_FUNC_SRGB : V4L2_XFER_FUNC_709))))) |
| 299 | | |
| 300 | | enum v4l2_ycbcr_encoding { |
| 301 | | /* |
| 302 | | * Mapping of V4L2_YCBCR_ENC_DEFAULT to actual encodings for the |
| 303 | | * various colorspaces: |
| 304 | | * |
| 305 | | * V4L2_COLORSPACE_SMPTE170M, V4L2_COLORSPACE_470_SYSTEM_M, |
| 306 | | * V4L2_COLORSPACE_470_SYSTEM_BG, V4L2_COLORSPACE_SRGB, |
| 307 | | * V4L2_COLORSPACE_OPRGB and V4L2_COLORSPACE_JPEG: V4L2_YCBCR_ENC_601 |
| 308 | | * |
| 309 | | * V4L2_COLORSPACE_REC709 and V4L2_COLORSPACE_DCI_P3: V4L2_YCBCR_ENC_709 |
| 310 | | * |
| 311 | | * V4L2_COLORSPACE_BT2020: V4L2_YCBCR_ENC_BT2020 |
| 312 | | * |
| 313 | | * V4L2_COLORSPACE_SMPTE240M: V4L2_YCBCR_ENC_SMPTE240M |
| 314 | | */ |
| 315 | | V4L2_YCBCR_ENC_DEFAULT = 0, |
| 316 | | |
| 317 | | /* ITU-R 601 -- SDTV */ |
| 318 | | V4L2_YCBCR_ENC_601 = 1, |
| 319 | | |
| 320 | | /* Rec. 709 -- HDTV */ |
| 321 | | V4L2_YCBCR_ENC_709 = 2, |
| 322 | | |
| 323 | | /* ITU-R 601/EN 61966-2-4 Extended Gamut -- SDTV */ |
| 324 | | V4L2_YCBCR_ENC_XV601 = 3, |
| 325 | | |
| 326 | | /* Rec. 709/EN 61966-2-4 Extended Gamut -- HDTV */ |
| 327 | | V4L2_YCBCR_ENC_XV709 = 4, |
| 328 | | |
| 329 | | /* |
| 330 | | * sYCC (Y'CbCr encoding of sRGB), identical to ENC_601. It was added |
| 331 | | * originally due to a misunderstanding of the sYCC standard. It should |
| 332 | | * not be used, instead use V4L2_YCBCR_ENC_601. |
| 333 | | */ |
| 334 | | V4L2_YCBCR_ENC_SYCC = 5, |
| 335 | | |
| 336 | | /* BT.2020 Non-constant Luminance Y'CbCr */ |
| 337 | | V4L2_YCBCR_ENC_BT2020 = 6, |
| 338 | | |
| 339 | | /* BT.2020 Constant Luminance Y'CbcCrc */ |
| 340 | | V4L2_YCBCR_ENC_BT2020_CONST_LUM = 7, |
| 341 | | |
| 342 | | /* SMPTE 240M -- Obsolete HDTV */ |
| 343 | | V4L2_YCBCR_ENC_SMPTE240M = 8, |
| 344 | | }; |
| 345 | | |
| 346 | | /* |
| 347 | | * enum v4l2_hsv_encoding values should not collide with the ones from |
| 348 | | * enum v4l2_ycbcr_encoding. |
| 349 | | */ |
| 350 | | enum v4l2_hsv_encoding { |
| 351 | | |
| 352 | | /* Hue mapped to 0 - 179 */ |
| 353 | | V4L2_HSV_ENC_180 = 128, |
| 354 | | |
| 355 | | /* Hue mapped to 0-255 */ |
| 356 | | V4L2_HSV_ENC_256 = 129, |
| 357 | | }; |
| 358 | | |
| 359 | | /* |
| 360 | | * Determine how YCBCR_ENC_DEFAULT should map to a proper Y'CbCr encoding. |
| 361 | | * This depends on the colorspace. |
| 362 | | */ |
| 363 | | #define V4L2_MAP_YCBCR_ENC_DEFAULT(colsp) \ |
| 364 | | (((colsp) == V4L2_COLORSPACE_REC709 || \ |
| 365 | | (colsp) == V4L2_COLORSPACE_DCI_P3) ? V4L2_YCBCR_ENC_709 : \ |
| 366 | | ((colsp) == V4L2_COLORSPACE_BT2020 ? V4L2_YCBCR_ENC_BT2020 : \ |
| 367 | | ((colsp) == V4L2_COLORSPACE_SMPTE240M ? V4L2_YCBCR_ENC_SMPTE240M : \ |
| 368 | | V4L2_YCBCR_ENC_601))) |
| 369 | | |
| 370 | | enum v4l2_quantization { |
| 371 | | /* |
| 372 | | * The default for R'G'B' quantization is always full range, except |
| 373 | | * for the BT2020 colorspace. For Y'CbCr the quantization is always |
| 374 | | * limited range, except for COLORSPACE_JPEG: this is full range. |
| 375 | | */ |
| 376 | | V4L2_QUANTIZATION_DEFAULT = 0, |
| 377 | | V4L2_QUANTIZATION_FULL_RANGE = 1, |
| 378 | | V4L2_QUANTIZATION_LIM_RANGE = 2, |
| 379 | | }; |
| 380 | | |
| 381 | | /* |
| 382 | | * Determine how QUANTIZATION_DEFAULT should map to a proper quantization. |
| 383 | | * This depends on whether the image is RGB or not, the colorspace and the |
| 384 | | * Y'CbCr encoding. |
| 385 | | */ |
| 386 | | #define V4L2_MAP_QUANTIZATION_DEFAULT(is_rgb_or_hsv, colsp, ycbcr_enc) \ |
| 387 | | (((is_rgb_or_hsv) && (colsp) == V4L2_COLORSPACE_BT2020) ? \ |
| 388 | | V4L2_QUANTIZATION_LIM_RANGE : \ |
| 389 | | (((is_rgb_or_hsv) || (colsp) == V4L2_COLORSPACE_JPEG) ? \ |
| 390 | | V4L2_QUANTIZATION_FULL_RANGE : V4L2_QUANTIZATION_LIM_RANGE)) |
| 391 | | |
| 392 | | /* |
| 393 | | * Deprecated names for opRGB colorspace (IEC 61966-2-5) |
| 394 | | * |
| 395 | | * WARNING: Please don't use these deprecated defines in your code, as |
| 396 | | * there is a chance we have to remove them in the future. |
| 397 | | */ |
| 398 | | #define V4L2_COLORSPACE_ADOBERGB V4L2_COLORSPACE_OPRGB |
| 399 | | #define V4L2_XFER_FUNC_ADOBERGB V4L2_XFER_FUNC_OPRGB |
| 400 | | |
| 401 | | enum v4l2_priority { |
| 402 | | V4L2_PRIORITY_UNSET = 0, /* not initialized */ |
| 403 | | V4L2_PRIORITY_BACKGROUND = 1, |
| 404 | | V4L2_PRIORITY_INTERACTIVE = 2, |
| 405 | | V4L2_PRIORITY_RECORD = 3, |
| 406 | | V4L2_PRIORITY_DEFAULT = V4L2_PRIORITY_INTERACTIVE, |
| 407 | | }; |
| 408 | | |
| 409 | | struct v4l2_rect { |
| 410 | | __s32 left; |
| 411 | | __s32 top; |
| 412 | | __u32 width; |
| 413 | | __u32 height; |
| 414 | | }; |
| 415 | | |
| 416 | | struct v4l2_fract { |
| 417 | | __u32 numerator; |
| 418 | | __u32 denominator; |
| 419 | | }; |
| 420 | | |
| 421 | | /** |
| 422 | | * struct v4l2_capability - Describes V4L2 device caps returned by VIDIOC_QUERYCAP |
| 423 | | * |
| 424 | | * @driver: name of the driver module (e.g. "bttv") |
| 425 | | * @card: name of the card (e.g. "Hauppauge WinTV") |
| 426 | | * @bus_info: name of the bus (e.g. "PCI:" + pci_name(pci_dev) ) |
| 427 | | * @version: KERNEL_VERSION |
| 428 | | * @capabilities: capabilities of the physical device as a whole |
| 429 | | * @device_caps: capabilities accessed via this particular device (node) |
| 430 | | * @reserved: reserved fields for future extensions |
| 431 | | */ |
| 432 | | struct v4l2_capability { |
| 433 | | __u8 driver[16]; |
| 434 | | __u8 card[32]; |
| 435 | | __u8 bus_info[32]; |
| 436 | | __u32 version; |
| 437 | | __u32 capabilities; |
| 438 | | __u32 device_caps; |
| 439 | | __u32 reserved[3]; |
| 440 | | }; |
| 441 | | |
| 442 | | /* Values for 'capabilities' field */ |
| 443 | | #define V4L2_CAP_VIDEO_CAPTURE 0x00000001 /* Is a video capture device */ |
| 444 | | #define V4L2_CAP_VIDEO_OUTPUT 0x00000002 /* Is a video output device */ |
| 445 | | #define V4L2_CAP_VIDEO_OVERLAY 0x00000004 /* Can do video overlay */ |
| 446 | | #define V4L2_CAP_VBI_CAPTURE 0x00000010 /* Is a raw VBI capture device */ |
| 447 | | #define V4L2_CAP_VBI_OUTPUT 0x00000020 /* Is a raw VBI output device */ |
| 448 | | #define V4L2_CAP_SLICED_VBI_CAPTURE 0x00000040 /* Is a sliced VBI capture device */ |
| 449 | | #define V4L2_CAP_SLICED_VBI_OUTPUT 0x00000080 /* Is a sliced VBI output device */ |
| 450 | | #define V4L2_CAP_RDS_CAPTURE 0x00000100 /* RDS data capture */ |
| 451 | | #define V4L2_CAP_VIDEO_OUTPUT_OVERLAY 0x00000200 /* Can do video output overlay */ |
| 452 | | #define V4L2_CAP_HW_FREQ_SEEK 0x00000400 /* Can do hardware frequency seek */ |
| 453 | | #define V4L2_CAP_RDS_OUTPUT 0x00000800 /* Is an RDS encoder */ |
| 454 | | |
| 455 | | /* Is a video capture device that supports multiplanar formats */ |
| 456 | | #define V4L2_CAP_VIDEO_CAPTURE_MPLANE 0x00001000 |
| 457 | | /* Is a video output device that supports multiplanar formats */ |
| 458 | | #define V4L2_CAP_VIDEO_OUTPUT_MPLANE 0x00002000 |
| 459 | | /* Is a video mem-to-mem device that supports multiplanar formats */ |
| 460 | | #define V4L2_CAP_VIDEO_M2M_MPLANE 0x00004000 |
| 461 | | /* Is a video mem-to-mem device */ |
| 462 | | #define V4L2_CAP_VIDEO_M2M 0x00008000 |
| 463 | | |
| 464 | | #define V4L2_CAP_TUNER 0x00010000 /* has a tuner */ |
| 465 | | #define V4L2_CAP_AUDIO 0x00020000 /* has audio support */ |
| 466 | | #define V4L2_CAP_RADIO 0x00040000 /* is a radio device */ |
| 467 | | #define V4L2_CAP_MODULATOR 0x00080000 /* has a modulator */ |
| 468 | | |
| 469 | | #define V4L2_CAP_SDR_CAPTURE 0x00100000 /* Is a SDR capture device */ |
| 470 | | #define V4L2_CAP_EXT_PIX_FORMAT 0x00200000 /* Supports the extended pixel format */ |
| 471 | | #define V4L2_CAP_SDR_OUTPUT 0x00400000 /* Is a SDR output device */ |
| 472 | | #define V4L2_CAP_META_CAPTURE 0x00800000 /* Is a metadata capture device */ |
| 473 | | |
| 474 | | #define V4L2_CAP_READWRITE 0x01000000 /* read/write systemcalls */ |
| 475 | | #define V4L2_CAP_ASYNCIO 0x02000000 /* async I/O */ |
| 476 | | #define V4L2_CAP_STREAMING 0x04000000 /* streaming I/O ioctls */ |
| 477 | | |
| 478 | | #define V4L2_CAP_TOUCH 0x10000000 /* Is a touch device */ |
| 479 | | |
| 480 | | #define V4L2_CAP_DEVICE_CAPS 0x80000000 /* sets device capabilities field */ |
| 481 | | |
| 482 | | /* |
| 483 | | * V I D E O I M A G E F O R M A T |
| 484 | | */ |
| 485 | | struct v4l2_pix_format { |
| 486 | | __u32 width; |
| 487 | | __u32 height; |
| 488 | | __u32 pixelformat; |
| 489 | | __u32 field; /* enum v4l2_field */ |
| 490 | | __u32 bytesperline; /* for padding, zero if unused */ |
| 491 | | __u32 sizeimage; |
| 492 | | __u32 colorspace; /* enum v4l2_colorspace */ |
| 493 | | __u32 priv; /* private data, depends on pixelformat */ |
| 494 | | __u32 flags; /* format flags (V4L2_PIX_FMT_FLAG_*) */ |
| 495 | | union { |
| 496 | | /* enum v4l2_ycbcr_encoding */ |
| 497 | | __u32 ycbcr_enc; |
| 498 | | /* enum v4l2_hsv_encoding */ |
| 499 | | __u32 hsv_enc; |
| 500 | | }; |
| 501 | | __u32 quantization; /* enum v4l2_quantization */ |
| 502 | | __u32 xfer_func; /* enum v4l2_xfer_func */ |
| 503 | | }; |
| 504 | | |
| 505 | | /* Pixel format FOURCC depth Description */ |
| 506 | | |
| 507 | | /* RGB formats */ |
| 508 | | #define V4L2_PIX_FMT_RGB332 v4l2_fourcc('R', 'G', 'B', '1') /* 8 RGB-3-3-2 */ |
| 509 | | #define V4L2_PIX_FMT_RGB444 v4l2_fourcc('R', '4', '4', '4') /* 16 xxxxrrrr ggggbbbb */ |
| 510 | | #define V4L2_PIX_FMT_ARGB444 v4l2_fourcc('A', 'R', '1', '2') /* 16 aaaarrrr ggggbbbb */ |
| 511 | | #define V4L2_PIX_FMT_XRGB444 v4l2_fourcc('X', 'R', '1', '2') /* 16 xxxxrrrr ggggbbbb */ |
| 512 | | #define V4L2_PIX_FMT_RGB555 v4l2_fourcc('R', 'G', 'B', 'O') /* 16 RGB-5-5-5 */ |
| 513 | | #define V4L2_PIX_FMT_ARGB555 v4l2_fourcc('A', 'R', '1', '5') /* 16 ARGB-1-5-5-5 */ |
| 514 | | #define V4L2_PIX_FMT_XRGB555 v4l2_fourcc('X', 'R', '1', '5') /* 16 XRGB-1-5-5-5 */ |
| 515 | | #define V4L2_PIX_FMT_RGB565 v4l2_fourcc('R', 'G', 'B', 'P') /* 16 RGB-5-6-5 */ |
| 516 | | #define V4L2_PIX_FMT_RGB555X v4l2_fourcc('R', 'G', 'B', 'Q') /* 16 RGB-5-5-5 BE */ |
| 517 | | #define V4L2_PIX_FMT_ARGB555X v4l2_fourcc_be('A', 'R', '1', '5') /* 16 ARGB-5-5-5 BE */ |
| 518 | | #define V4L2_PIX_FMT_XRGB555X v4l2_fourcc_be('X', 'R', '1', '5') /* 16 XRGB-5-5-5 BE */ |
| 519 | | #define V4L2_PIX_FMT_RGB565X v4l2_fourcc('R', 'G', 'B', 'R') /* 16 RGB-5-6-5 BE */ |
| 520 | | #define V4L2_PIX_FMT_BGR666 v4l2_fourcc('B', 'G', 'R', 'H') /* 18 BGR-6-6-6 */ |
| 521 | | #define V4L2_PIX_FMT_BGR24 v4l2_fourcc('B', 'G', 'R', '3') /* 24 BGR-8-8-8 */ |
| 522 | | #define V4L2_PIX_FMT_RGB24 v4l2_fourcc('R', 'G', 'B', '3') /* 24 RGB-8-8-8 */ |
| 523 | | #define V4L2_PIX_FMT_BGR32 v4l2_fourcc('B', 'G', 'R', '4') /* 32 BGR-8-8-8-8 */ |
| 524 | | #define V4L2_PIX_FMT_ABGR32 v4l2_fourcc('A', 'R', '2', '4') /* 32 BGRA-8-8-8-8 */ |
| 525 | | #define V4L2_PIX_FMT_XBGR32 v4l2_fourcc('X', 'R', '2', '4') /* 32 BGRX-8-8-8-8 */ |
| 526 | | #define V4L2_PIX_FMT_RGB32 v4l2_fourcc('R', 'G', 'B', '4') /* 32 RGB-8-8-8-8 */ |
| 527 | | #define V4L2_PIX_FMT_ARGB32 v4l2_fourcc('B', 'A', '2', '4') /* 32 ARGB-8-8-8-8 */ |
| 528 | | #define V4L2_PIX_FMT_XRGB32 v4l2_fourcc('B', 'X', '2', '4') /* 32 XRGB-8-8-8-8 */ |
| 529 | | |
| 530 | | /* Grey formats */ |
| 531 | | #define V4L2_PIX_FMT_GREY v4l2_fourcc('G', 'R', 'E', 'Y') /* 8 Greyscale */ |
| 532 | | #define V4L2_PIX_FMT_Y4 v4l2_fourcc('Y', '0', '4', ' ') /* 4 Greyscale */ |
| 533 | | #define V4L2_PIX_FMT_Y6 v4l2_fourcc('Y', '0', '6', ' ') /* 6 Greyscale */ |
| 534 | | #define V4L2_PIX_FMT_Y10 v4l2_fourcc('Y', '1', '0', ' ') /* 10 Greyscale */ |
| 535 | | #define V4L2_PIX_FMT_Y12 v4l2_fourcc('Y', '1', '2', ' ') /* 12 Greyscale */ |
| 536 | | #define V4L2_PIX_FMT_Y16 v4l2_fourcc('Y', '1', '6', ' ') /* 16 Greyscale */ |
| 537 | | #define V4L2_PIX_FMT_Y16_BE v4l2_fourcc_be('Y', '1', '6', ' ') /* 16 Greyscale BE */ |
| 538 | | |
| 539 | | /* Grey bit-packed formats */ |
| 540 | | #define V4L2_PIX_FMT_Y10BPACK v4l2_fourcc('Y', '1', '0', 'B') /* 10 Greyscale bit-packed */ |
| 541 | | #define V4L2_PIX_FMT_Y10P v4l2_fourcc('Y', '1', '0', 'P') /* 10 Greyscale, MIPI RAW10 packed */ |
| 542 | | |
| 543 | | /* Palette formats */ |
| 544 | | #define V4L2_PIX_FMT_PAL8 v4l2_fourcc('P', 'A', 'L', '8') /* 8 8-bit palette */ |
| 545 | | |
| 546 | | /* Chrominance formats */ |
| 547 | | #define V4L2_PIX_FMT_UV8 v4l2_fourcc('U', 'V', '8', ' ') /* 8 UV 4:4 */ |
| 548 | | |
| 549 | | /* Luminance+Chrominance formats */ |
| 550 | | #define V4L2_PIX_FMT_YUYV v4l2_fourcc('Y', 'U', 'Y', 'V') /* 16 YUV 4:2:2 */ |
| 551 | | #define V4L2_PIX_FMT_YYUV v4l2_fourcc('Y', 'Y', 'U', 'V') /* 16 YUV 4:2:2 */ |
| 552 | | #define V4L2_PIX_FMT_YVYU v4l2_fourcc('Y', 'V', 'Y', 'U') /* 16 YVU 4:2:2 */ |
| 553 | | #define V4L2_PIX_FMT_UYVY v4l2_fourcc('U', 'Y', 'V', 'Y') /* 16 YUV 4:2:2 */ |
| 554 | | #define V4L2_PIX_FMT_VYUY v4l2_fourcc('V', 'Y', 'U', 'Y') /* 16 YUV 4:2:2 */ |
| 555 | | #define V4L2_PIX_FMT_Y41P v4l2_fourcc('Y', '4', '1', 'P') /* 12 YUV 4:1:1 */ |
| 556 | | #define V4L2_PIX_FMT_YUV444 v4l2_fourcc('Y', '4', '4', '4') /* 16 xxxxyyyy uuuuvvvv */ |
| 557 | | #define V4L2_PIX_FMT_YUV555 v4l2_fourcc('Y', 'U', 'V', 'O') /* 16 YUV-5-5-5 */ |
| 558 | | #define V4L2_PIX_FMT_YUV565 v4l2_fourcc('Y', 'U', 'V', 'P') /* 16 YUV-5-6-5 */ |
| 559 | | #define V4L2_PIX_FMT_YUV32 v4l2_fourcc('Y', 'U', 'V', '4') /* 32 YUV-8-8-8-8 */ |
| 560 | | #define V4L2_PIX_FMT_HI240 v4l2_fourcc('H', 'I', '2', '4') /* 8 8-bit color */ |
| 561 | | #define V4L2_PIX_FMT_HM12 v4l2_fourcc('H', 'M', '1', '2') /* 8 YUV 4:2:0 16x16 macroblocks */ |
| 562 | | #define V4L2_PIX_FMT_M420 v4l2_fourcc('M', '4', '2', '0') /* 12 YUV 4:2:0 2 lines y, 1 line uv interleaved */ |
| 563 | | |
| 564 | | /* two planes -- one Y, one Cr + Cb interleaved */ |
| 565 | | #define V4L2_PIX_FMT_NV12 v4l2_fourcc('N', 'V', '1', '2') /* 12 Y/CbCr 4:2:0 */ |
| 566 | | #define V4L2_PIX_FMT_NV21 v4l2_fourcc('N', 'V', '2', '1') /* 12 Y/CrCb 4:2:0 */ |
| 567 | | #define V4L2_PIX_FMT_NV16 v4l2_fourcc('N', 'V', '1', '6') /* 16 Y/CbCr 4:2:2 */ |
| 568 | | #define V4L2_PIX_FMT_NV61 v4l2_fourcc('N', 'V', '6', '1') /* 16 Y/CrCb 4:2:2 */ |
| 569 | | #define V4L2_PIX_FMT_NV24 v4l2_fourcc('N', 'V', '2', '4') /* 24 Y/CbCr 4:4:4 */ |
| 570 | | #define V4L2_PIX_FMT_NV42 v4l2_fourcc('N', 'V', '4', '2') /* 24 Y/CrCb 4:4:4 */ |
| 571 | | |
| 572 | | /* two non contiguous planes - one Y, one Cr + Cb interleaved */ |
| 573 | | #define V4L2_PIX_FMT_NV12M v4l2_fourcc('N', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 */ |
| 574 | | #define V4L2_PIX_FMT_NV21M v4l2_fourcc('N', 'M', '2', '1') /* 21 Y/CrCb 4:2:0 */ |
| 575 | | #define V4L2_PIX_FMT_NV16M v4l2_fourcc('N', 'M', '1', '6') /* 16 Y/CbCr 4:2:2 */ |
| 576 | | #define V4L2_PIX_FMT_NV61M v4l2_fourcc('N', 'M', '6', '1') /* 16 Y/CrCb 4:2:2 */ |
| 577 | | #define V4L2_PIX_FMT_NV12MT v4l2_fourcc('T', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 64x32 macroblocks */ |
| 578 | | #define V4L2_PIX_FMT_NV12MT_16X16 v4l2_fourcc('V', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 16x16 macroblocks */ |
| 579 | | |
| 580 | | /* three planes - Y Cb, Cr */ |
| 581 | | #define V4L2_PIX_FMT_YUV410 v4l2_fourcc('Y', 'U', 'V', '9') /* 9 YUV 4:1:0 */ |
| 582 | | #define V4L2_PIX_FMT_YVU410 v4l2_fourcc('Y', 'V', 'U', '9') /* 9 YVU 4:1:0 */ |
| 583 | | #define V4L2_PIX_FMT_YUV411P v4l2_fourcc('4', '1', '1', 'P') /* 12 YVU411 planar */ |
| 584 | | #define V4L2_PIX_FMT_YUV420 v4l2_fourcc('Y', 'U', '1', '2') /* 12 YUV 4:2:0 */ |
| 585 | | #define V4L2_PIX_FMT_YVU420 v4l2_fourcc('Y', 'V', '1', '2') /* 12 YVU 4:2:0 */ |
| 586 | | #define V4L2_PIX_FMT_YUV422P v4l2_fourcc('4', '2', '2', 'P') /* 16 YVU422 planar */ |
| 587 | | |
| 588 | | /* three non contiguous planes - Y, Cb, Cr */ |
| 589 | | #define V4L2_PIX_FMT_YUV420M v4l2_fourcc('Y', 'M', '1', '2') /* 12 YUV420 planar */ |
| 590 | | #define V4L2_PIX_FMT_YVU420M v4l2_fourcc('Y', 'M', '2', '1') /* 12 YVU420 planar */ |
| 591 | | #define V4L2_PIX_FMT_YUV422M v4l2_fourcc('Y', 'M', '1', '6') /* 16 YUV422 planar */ |
| 592 | | #define V4L2_PIX_FMT_YVU422M v4l2_fourcc('Y', 'M', '6', '1') /* 16 YVU422 planar */ |
| 593 | | #define V4L2_PIX_FMT_YUV444M v4l2_fourcc('Y', 'M', '2', '4') /* 24 YUV444 planar */ |
| 594 | | #define V4L2_PIX_FMT_YVU444M v4l2_fourcc('Y', 'M', '4', '2') /* 24 YVU444 planar */ |
| 595 | | |
| 596 | | /* Bayer formats - see http://www.siliconimaging.com/RGB%20Bayer.htm */ |
| 597 | | #define V4L2_PIX_FMT_SBGGR8 v4l2_fourcc('B', 'A', '8', '1') /* 8 BGBG.. GRGR.. */ |
| 598 | | #define V4L2_PIX_FMT_SGBRG8 v4l2_fourcc('G', 'B', 'R', 'G') /* 8 GBGB.. RGRG.. */ |
| 599 | | #define V4L2_PIX_FMT_SGRBG8 v4l2_fourcc('G', 'R', 'B', 'G') /* 8 GRGR.. BGBG.. */ |
| 600 | | #define V4L2_PIX_FMT_SRGGB8 v4l2_fourcc('R', 'G', 'G', 'B') /* 8 RGRG.. GBGB.. */ |
| 601 | | #define V4L2_PIX_FMT_SBGGR10 v4l2_fourcc('B', 'G', '1', '0') /* 10 BGBG.. GRGR.. */ |
| 602 | | #define V4L2_PIX_FMT_SGBRG10 v4l2_fourcc('G', 'B', '1', '0') /* 10 GBGB.. RGRG.. */ |
| 603 | | #define V4L2_PIX_FMT_SGRBG10 v4l2_fourcc('B', 'A', '1', '0') /* 10 GRGR.. BGBG.. */ |
| 604 | | #define V4L2_PIX_FMT_SRGGB10 v4l2_fourcc('R', 'G', '1', '0') /* 10 RGRG.. GBGB.. */ |
| 605 | | /* 10bit raw bayer packed, 5 bytes for every 4 pixels */ |
| 606 | | #define V4L2_PIX_FMT_SBGGR10P v4l2_fourcc('p', 'B', 'A', 'A') |
| 607 | | #define V4L2_PIX_FMT_SGBRG10P v4l2_fourcc('p', 'G', 'A', 'A') |
| 608 | | #define V4L2_PIX_FMT_SGRBG10P v4l2_fourcc('p', 'g', 'A', 'A') |
| 609 | | #define V4L2_PIX_FMT_SRGGB10P v4l2_fourcc('p', 'R', 'A', 'A') |
| 610 | | /* 10bit raw bayer a-law compressed to 8 bits */ |
| 611 | | #define V4L2_PIX_FMT_SBGGR10ALAW8 v4l2_fourcc('a', 'B', 'A', '8') |
| 612 | | #define V4L2_PIX_FMT_SGBRG10ALAW8 v4l2_fourcc('a', 'G', 'A', '8') |
| 613 | | #define V4L2_PIX_FMT_SGRBG10ALAW8 v4l2_fourcc('a', 'g', 'A', '8') |
| 614 | | #define V4L2_PIX_FMT_SRGGB10ALAW8 v4l2_fourcc('a', 'R', 'A', '8') |
| 615 | | /* 10bit raw bayer DPCM compressed to 8 bits */ |
| 616 | | #define V4L2_PIX_FMT_SBGGR10DPCM8 v4l2_fourcc('b', 'B', 'A', '8') |
| 617 | | #define V4L2_PIX_FMT_SGBRG10DPCM8 v4l2_fourcc('b', 'G', 'A', '8') |
| 618 | | #define V4L2_PIX_FMT_SGRBG10DPCM8 v4l2_fourcc('B', 'D', '1', '0') |
| 619 | | #define V4L2_PIX_FMT_SRGGB10DPCM8 v4l2_fourcc('b', 'R', 'A', '8') |
| 620 | | #define V4L2_PIX_FMT_SBGGR12 v4l2_fourcc('B', 'G', '1', '2') /* 12 BGBG.. GRGR.. */ |
| 621 | | #define V4L2_PIX_FMT_SGBRG12 v4l2_fourcc('G', 'B', '1', '2') /* 12 GBGB.. RGRG.. */ |
| 622 | | #define V4L2_PIX_FMT_SGRBG12 v4l2_fourcc('B', 'A', '1', '2') /* 12 GRGR.. BGBG.. */ |
| 623 | | #define V4L2_PIX_FMT_SRGGB12 v4l2_fourcc('R', 'G', '1', '2') /* 12 RGRG.. GBGB.. */ |
| 624 | | /* 12bit raw bayer packed, 6 bytes for every 4 pixels */ |
| 625 | | #define V4L2_PIX_FMT_SBGGR12P v4l2_fourcc('p', 'B', 'C', 'C') |
| 626 | | #define V4L2_PIX_FMT_SGBRG12P v4l2_fourcc('p', 'G', 'C', 'C') |
| 627 | | #define V4L2_PIX_FMT_SGRBG12P v4l2_fourcc('p', 'g', 'C', 'C') |
| 628 | | #define V4L2_PIX_FMT_SRGGB12P v4l2_fourcc('p', 'R', 'C', 'C') |
| 629 | | /* 14bit raw bayer packed, 7 bytes for every 4 pixels */ |
| 630 | | #define V4L2_PIX_FMT_SBGGR14P v4l2_fourcc('p', 'B', 'E', 'E') |
| 631 | | #define V4L2_PIX_FMT_SGBRG14P v4l2_fourcc('p', 'G', 'E', 'E') |
| 632 | | #define V4L2_PIX_FMT_SGRBG14P v4l2_fourcc('p', 'g', 'E', 'E') |
| 633 | | #define V4L2_PIX_FMT_SRGGB14P v4l2_fourcc('p', 'R', 'E', 'E') |
| 634 | | #define V4L2_PIX_FMT_SBGGR16 v4l2_fourcc('B', 'Y', 'R', '2') /* 16 BGBG.. GRGR.. */ |
| 635 | | #define V4L2_PIX_FMT_SGBRG16 v4l2_fourcc('G', 'B', '1', '6') /* 16 GBGB.. RGRG.. */ |
| 636 | | #define V4L2_PIX_FMT_SGRBG16 v4l2_fourcc('G', 'R', '1', '6') /* 16 GRGR.. BGBG.. */ |
| 637 | | #define V4L2_PIX_FMT_SRGGB16 v4l2_fourcc('R', 'G', '1', '6') /* 16 RGRG.. GBGB.. */ |
| 638 | | |
| 639 | | /* HSV formats */ |
| 640 | | #define V4L2_PIX_FMT_HSV24 v4l2_fourcc('H', 'S', 'V', '3') |
| 641 | | #define V4L2_PIX_FMT_HSV32 v4l2_fourcc('H', 'S', 'V', '4') |
| 642 | | |
| 643 | | /* compressed formats */ |
| 644 | | #define V4L2_PIX_FMT_MJPEG v4l2_fourcc('M', 'J', 'P', 'G') /* Motion-JPEG */ |
| 645 | | #define V4L2_PIX_FMT_JPEG v4l2_fourcc('J', 'P', 'E', 'G') /* JFIF JPEG */ |
| 646 | | #define V4L2_PIX_FMT_DV v4l2_fourcc('d', 'v', 's', 'd') /* 1394 */ |
| 647 | | #define V4L2_PIX_FMT_MPEG v4l2_fourcc('M', 'P', 'E', 'G') /* MPEG-1/2/4 Multiplexed */ |
| 648 | | #define V4L2_PIX_FMT_H264 v4l2_fourcc('H', '2', '6', '4') /* H264 with start codes */ |
| 649 | | #define V4L2_PIX_FMT_H264_NO_SC v4l2_fourcc('A', 'V', 'C', '1') /* H264 without start codes */ |
| 650 | | #define V4L2_PIX_FMT_H264_MVC v4l2_fourcc('M', '2', '6', '4') /* H264 MVC */ |
| 651 | | #define V4L2_PIX_FMT_H263 v4l2_fourcc('H', '2', '6', '3') /* H263 */ |
| 652 | | #define V4L2_PIX_FMT_MPEG1 v4l2_fourcc('M', 'P', 'G', '1') /* MPEG-1 ES */ |
| 653 | | #define V4L2_PIX_FMT_MPEG2 v4l2_fourcc('M', 'P', 'G', '2') /* MPEG-2 ES */ |
| 654 | | #define V4L2_PIX_FMT_MPEG4 v4l2_fourcc('M', 'P', 'G', '4') /* MPEG-4 part 2 ES */ |
| 655 | | #define V4L2_PIX_FMT_XVID v4l2_fourcc('X', 'V', 'I', 'D') /* Xvid */ |
| 656 | | #define V4L2_PIX_FMT_VC1_ANNEX_G v4l2_fourcc('V', 'C', '1', 'G') /* SMPTE 421M Annex G compliant stream */ |
| 657 | | #define V4L2_PIX_FMT_VC1_ANNEX_L v4l2_fourcc('V', 'C', '1', 'L') /* SMPTE 421M Annex L compliant stream */ |
| 658 | | #define V4L2_PIX_FMT_VP8 v4l2_fourcc('V', 'P', '8', '0') /* VP8 */ |
| 659 | | #define V4L2_PIX_FMT_VP9 v4l2_fourcc('V', 'P', '9', '0') /* VP9 */ |
| 660 | | #define V4L2_PIX_FMT_HEVC v4l2_fourcc('H', 'E', 'V', 'C') /* HEVC aka H.265 */ |
| 661 | | #define V4L2_PIX_FMT_FWHT v4l2_fourcc('F', 'W', 'H', 'T') /* Fast Walsh Hadamard Transform (vicodec) */ |
| 662 | | |
| 663 | | /* Vendor-specific formats */ |
| 664 | | #define V4L2_PIX_FMT_CPIA1 v4l2_fourcc('C', 'P', 'I', 'A') /* cpia1 YUV */ |
| 665 | | #define V4L2_PIX_FMT_WNVA v4l2_fourcc('W', 'N', 'V', 'A') /* Winnov hw compress */ |
| 666 | | #define V4L2_PIX_FMT_SN9C10X v4l2_fourcc('S', '9', '1', '0') /* SN9C10x compression */ |
| 667 | | #define V4L2_PIX_FMT_SN9C20X_I420 v4l2_fourcc('S', '9', '2', '0') /* SN9C20x YUV 4:2:0 */ |
| 668 | | #define V4L2_PIX_FMT_PWC1 v4l2_fourcc('P', 'W', 'C', '1') /* pwc older webcam */ |
| 669 | | #define V4L2_PIX_FMT_PWC2 v4l2_fourcc('P', 'W', 'C', '2') /* pwc newer webcam */ |
| 670 | | #define V4L2_PIX_FMT_ET61X251 v4l2_fourcc('E', '6', '2', '5') /* ET61X251 compression */ |
| 671 | | #define V4L2_PIX_FMT_SPCA501 v4l2_fourcc('S', '5', '0', '1') /* YUYV per line */ |
| 672 | | #define V4L2_PIX_FMT_SPCA505 v4l2_fourcc('S', '5', '0', '5') /* YYUV per line */ |
| 673 | | #define V4L2_PIX_FMT_SPCA508 v4l2_fourcc('S', '5', '0', '8') /* YUVY per line */ |
| 674 | | #define V4L2_PIX_FMT_SPCA561 v4l2_fourcc('S', '5', '6', '1') /* compressed GBRG bayer */ |
| 675 | | #define V4L2_PIX_FMT_PAC207 v4l2_fourcc('P', '2', '0', '7') /* compressed BGGR bayer */ |
| 676 | | #define V4L2_PIX_FMT_MR97310A v4l2_fourcc('M', '3', '1', '0') /* compressed BGGR bayer */ |
| 677 | | #define V4L2_PIX_FMT_JL2005BCD v4l2_fourcc('J', 'L', '2', '0') /* compressed RGGB bayer */ |
| 678 | | #define V4L2_PIX_FMT_SN9C2028 v4l2_fourcc('S', 'O', 'N', 'X') /* compressed GBRG bayer */ |
| 679 | | #define V4L2_PIX_FMT_SQ905C v4l2_fourcc('9', '0', '5', 'C') /* compressed RGGB bayer */ |
| 680 | | #define V4L2_PIX_FMT_PJPG v4l2_fourcc('P', 'J', 'P', 'G') /* Pixart 73xx JPEG */ |
| 681 | | #define V4L2_PIX_FMT_OV511 v4l2_fourcc('O', '5', '1', '1') /* ov511 JPEG */ |
| 682 | | #define V4L2_PIX_FMT_OV518 v4l2_fourcc('O', '5', '1', '8') /* ov518 JPEG */ |
| 683 | | #define V4L2_PIX_FMT_STV0680 v4l2_fourcc('S', '6', '8', '0') /* stv0680 bayer */ |
| 684 | | #define V4L2_PIX_FMT_TM6000 v4l2_fourcc('T', 'M', '6', '0') /* tm5600/tm60x0 */ |
| 685 | | #define V4L2_PIX_FMT_CIT_YYVYUY v4l2_fourcc('C', 'I', 'T', 'V') /* one line of Y then 1 line of VYUY */ |
| 686 | | #define V4L2_PIX_FMT_KONICA420 v4l2_fourcc('K', 'O', 'N', 'I') /* YUV420 planar in blocks of 256 pixels */ |
| 687 | | #define V4L2_PIX_FMT_JPGL v4l2_fourcc('J', 'P', 'G', 'L') /* JPEG-Lite */ |
| 688 | | #define V4L2_PIX_FMT_SE401 v4l2_fourcc('S', '4', '0', '1') /* se401 janggu compressed rgb */ |
| 689 | | #define V4L2_PIX_FMT_S5C_UYVY_JPG v4l2_fourcc('S', '5', 'C', 'I') /* S5C73M3 interleaved UYVY/JPEG */ |
| 690 | | #define V4L2_PIX_FMT_Y8I v4l2_fourcc('Y', '8', 'I', ' ') /* Greyscale 8-bit L/R interleaved */ |
| 691 | | #define V4L2_PIX_FMT_Y12I v4l2_fourcc('Y', '1', '2', 'I') /* Greyscale 12-bit L/R interleaved */ |
| 692 | | #define V4L2_PIX_FMT_Z16 v4l2_fourcc('Z', '1', '6', ' ') /* Depth data 16-bit */ |
| 693 | | #define V4L2_PIX_FMT_MT21C v4l2_fourcc('M', 'T', '2', '1') /* Mediatek compressed block mode */ |
| 694 | | #define V4L2_PIX_FMT_INZI v4l2_fourcc('I', 'N', 'Z', 'I') /* Intel Planar Greyscale 10-bit and Depth 16-bit */ |
| 695 | | |
| 696 | | /* 10bit raw bayer packed, 32 bytes for every 25 pixels, last LSB 6 bits unused */ |
| 697 | | #define V4L2_PIX_FMT_IPU3_SBGGR10 v4l2_fourcc('i', 'p', '3', 'b') /* IPU3 packed 10-bit BGGR bayer */ |
| 698 | | #define V4L2_PIX_FMT_IPU3_SGBRG10 v4l2_fourcc('i', 'p', '3', 'g') /* IPU3 packed 10-bit GBRG bayer */ |
| 699 | | #define V4L2_PIX_FMT_IPU3_SGRBG10 v4l2_fourcc('i', 'p', '3', 'G') /* IPU3 packed 10-bit GRBG bayer */ |
| 700 | | #define V4L2_PIX_FMT_IPU3_SRGGB10 v4l2_fourcc('i', 'p', '3', 'r') /* IPU3 packed 10-bit RGGB bayer */ |
| 701 | | |
| 702 | | /* SDR formats - used only for Software Defined Radio devices */ |
| 703 | | #define V4L2_SDR_FMT_CU8 v4l2_fourcc('C', 'U', '0', '8') /* IQ u8 */ |
| 704 | | #define V4L2_SDR_FMT_CU16LE v4l2_fourcc('C', 'U', '1', '6') /* IQ u16le */ |
| 705 | | #define V4L2_SDR_FMT_CS8 v4l2_fourcc('C', 'S', '0', '8') /* complex s8 */ |
| 706 | | #define V4L2_SDR_FMT_CS14LE v4l2_fourcc('C', 'S', '1', '4') /* complex s14le */ |
| 707 | | #define V4L2_SDR_FMT_RU12LE v4l2_fourcc('R', 'U', '1', '2') /* real u12le */ |
| 708 | | #define V4L2_SDR_FMT_PCU16BE v4l2_fourcc('P', 'C', '1', '6') /* planar complex u16be */ |
| 709 | | #define V4L2_SDR_FMT_PCU18BE v4l2_fourcc('P', 'C', '1', '8') /* planar complex u18be */ |
| 710 | | #define V4L2_SDR_FMT_PCU20BE v4l2_fourcc('P', 'C', '2', '0') /* planar complex u20be */ |
| 711 | | |
| 712 | | /* Touch formats - used for Touch devices */ |
| 713 | | #define V4L2_TCH_FMT_DELTA_TD16 v4l2_fourcc('T', 'D', '1', '6') /* 16-bit signed deltas */ |
| 714 | | #define V4L2_TCH_FMT_DELTA_TD08 v4l2_fourcc('T', 'D', '0', '8') /* 8-bit signed deltas */ |
| 715 | | #define V4L2_TCH_FMT_TU16 v4l2_fourcc('T', 'U', '1', '6') /* 16-bit unsigned touch data */ |
| 716 | | #define V4L2_TCH_FMT_TU08 v4l2_fourcc('T', 'U', '0', '8') /* 8-bit unsigned touch data */ |
| 717 | | |
| 718 | | /* Meta-data formats */ |
| 719 | | #define V4L2_META_FMT_VSP1_HGO v4l2_fourcc('V', 'S', 'P', 'H') /* R-Car VSP1 1-D Histogram */ |
| 720 | | #define V4L2_META_FMT_VSP1_HGT v4l2_fourcc('V', 'S', 'P', 'T') /* R-Car VSP1 2-D Histogram */ |
| 721 | | #define V4L2_META_FMT_UVC v4l2_fourcc('U', 'V', 'C', 'H') /* UVC Payload Header metadata */ |
| 722 | | |
| 723 | | /* priv field value to indicates that subsequent fields are valid. */ |
| 724 | | #define V4L2_PIX_FMT_PRIV_MAGIC 0xfeedcafe |
| 725 | | |
| 726 | | /* Flags */ |
| 727 | | #define V4L2_PIX_FMT_FLAG_PREMUL_ALPHA 0x00000001 |
| 728 | | |
| 729 | | /* |
| 730 | | * F O R M A T E N U M E R A T I O N |
| 731 | | */ |
| 732 | | struct v4l2_fmtdesc { |
| 733 | | __u32 index; /* Format number */ |
| 734 | | __u32 type; /* enum v4l2_buf_type */ |
| 735 | | __u32 flags; |
| 736 | | __u8 description[32]; /* Description string */ |
| 737 | | __u32 pixelformat; /* Format fourcc */ |
| 738 | | __u32 reserved[4]; |
| 739 | | }; |
| 740 | | |
| 741 | | #define V4L2_FMT_FLAG_COMPRESSED 0x0001 |
| 742 | | #define V4L2_FMT_FLAG_EMULATED 0x0002 |
| 743 | | |
| 744 | | /* Frame Size and frame rate enumeration */ |
| 745 | | /* |
| 746 | | * F R A M E S I Z E E N U M E R A T I O N |
| 747 | | */ |
| 748 | | enum v4l2_frmsizetypes { |
| 749 | | V4L2_FRMSIZE_TYPE_DISCRETE = 1, |
| 750 | | V4L2_FRMSIZE_TYPE_CONTINUOUS = 2, |
| 751 | | V4L2_FRMSIZE_TYPE_STEPWISE = 3, |
| 752 | | }; |
| 753 | | |
| 754 | | struct v4l2_frmsize_discrete { |
| 755 | | __u32 width; /* Frame width [pixel] */ |
| 756 | | __u32 height; /* Frame height [pixel] */ |
| 757 | | }; |
| 758 | | |
| 759 | | struct v4l2_frmsize_stepwise { |
| 760 | | __u32 min_width; /* Minimum frame width [pixel] */ |
| 761 | | __u32 max_width; /* Maximum frame width [pixel] */ |
| 762 | | __u32 step_width; /* Frame width step size [pixel] */ |
| 763 | | __u32 min_height; /* Minimum frame height [pixel] */ |
| 764 | | __u32 max_height; /* Maximum frame height [pixel] */ |
| 765 | | __u32 step_height; /* Frame height step size [pixel] */ |
| 766 | | }; |
| 767 | | |
| 768 | | struct v4l2_frmsizeenum { |
| 769 | | __u32 index; /* Frame size number */ |
| 770 | | __u32 pixel_format; /* Pixel format */ |
| 771 | | __u32 type; /* Frame size type the device supports. */ |
| 772 | | |
| 773 | | union { /* Frame size */ |
| 774 | | struct v4l2_frmsize_discrete discrete; |
| 775 | | struct v4l2_frmsize_stepwise stepwise; |
| 776 | | }; |
| 777 | | |
| 778 | | __u32 reserved[2]; /* Reserved space for future use */ |
| 779 | | }; |
| 780 | | |
| 781 | | /* |
| 782 | | * F R A M E R A T E E N U M E R A T I O N |
| 783 | | */ |
| 784 | | enum v4l2_frmivaltypes { |
| 785 | | V4L2_FRMIVAL_TYPE_DISCRETE = 1, |
| 786 | | V4L2_FRMIVAL_TYPE_CONTINUOUS = 2, |
| 787 | | V4L2_FRMIVAL_TYPE_STEPWISE = 3, |
| 788 | | }; |
| 789 | | |
| 790 | | struct v4l2_frmival_stepwise { |
| 791 | | struct v4l2_fract min; /* Minimum frame interval [s] */ |
| 792 | | struct v4l2_fract max; /* Maximum frame interval [s] */ |
| 793 | | struct v4l2_fract step; /* Frame interval step size [s] */ |
| 794 | | }; |
| 795 | | |
| 796 | | struct v4l2_frmivalenum { |
| 797 | | __u32 index; /* Frame format index */ |
| 798 | | __u32 pixel_format; /* Pixel format */ |
| 799 | | __u32 width; /* Frame width */ |
| 800 | | __u32 height; /* Frame height */ |
| 801 | | __u32 type; /* Frame interval type the device supports. */ |
| 802 | | |
| 803 | | union { /* Frame interval */ |
| 804 | | struct v4l2_fract discrete; |
| 805 | | struct v4l2_frmival_stepwise stepwise; |
| 806 | | }; |
| 807 | | |
| 808 | | __u32 reserved[2]; /* Reserved space for future use */ |
| 809 | | }; |
| 810 | | |
| 811 | | /* |
| 812 | | * T I M E C O D E |
| 813 | | */ |
| 814 | | struct v4l2_timecode { |
| 815 | | __u32 type; |
| 816 | | __u32 flags; |
| 817 | | __u8 frames; |
| 818 | | __u8 seconds; |
| 819 | | __u8 minutes; |
| 820 | | __u8 hours; |
| 821 | | __u8 userbits[4]; |
| 822 | | }; |
| 823 | | |
| 824 | | /* Type */ |
| 825 | | #define V4L2_TC_TYPE_24FPS 1 |
| 826 | | #define V4L2_TC_TYPE_25FPS 2 |
| 827 | | #define V4L2_TC_TYPE_30FPS 3 |
| 828 | | #define V4L2_TC_TYPE_50FPS 4 |
| 829 | | #define V4L2_TC_TYPE_60FPS 5 |
| 830 | | |
| 831 | | /* Flags */ |
| 832 | | #define V4L2_TC_FLAG_DROPFRAME 0x0001 /* "drop-frame" mode */ |
| 833 | | #define V4L2_TC_FLAG_COLORFRAME 0x0002 |
| 834 | | #define V4L2_TC_USERBITS_field 0x000C |
| 835 | | #define V4L2_TC_USERBITS_USERDEFINED 0x0000 |
| 836 | | #define V4L2_TC_USERBITS_8BITCHARS 0x0008 |
| 837 | | /* The above is based on SMPTE timecodes */ |
| 838 | | |
| 839 | | struct v4l2_jpegcompression { |
| 840 | | int quality; |
| 841 | | |
| 842 | | int APPn; /* Number of APP segment to be written, |
| 843 | | * must be 0..15 */ |
| 844 | | int APP_len; /* Length of data in JPEG APPn segment */ |
| 845 | | char APP_data[60]; /* Data in the JPEG APPn segment. */ |
| 846 | | |
| 847 | | int COM_len; /* Length of data in JPEG COM segment */ |
| 848 | | char COM_data[60]; /* Data in JPEG COM segment */ |
| 849 | | |
| 850 | | __u32 jpeg_markers; /* Which markers should go into the JPEG |
| 851 | | * output. Unless you exactly know what |
| 852 | | * you do, leave them untouched. |
| 853 | | * Including less markers will make the |
| 854 | | * resulting code smaller, but there will |
| 855 | | * be fewer applications which can read it. |
| 856 | | * The presence of the APP and COM marker |
| 857 | | * is influenced by APP_len and COM_len |
| 858 | | * ONLY, not by this property! */ |
| 859 | | |
| 860 | | #define V4L2_JPEG_MARKER_DHT (1<<3) /* Define Huffman Tables */ |
| 861 | | #define V4L2_JPEG_MARKER_DQT (1<<4) /* Define Quantization Tables */ |
| 862 | | #define V4L2_JPEG_MARKER_DRI (1<<5) /* Define Restart Interval */ |
| 863 | | #define V4L2_JPEG_MARKER_COM (1<<6) /* Comment segment */ |
| 864 | | #define V4L2_JPEG_MARKER_APP (1<<7) /* App segment, driver will |
| 865 | | * always use APP0 */ |
| 866 | | }; |
| 867 | | |
| 868 | | /* |
| 869 | | * M E M O R Y - M A P P I N G B U F F E R S |
| 870 | | */ |
| 871 | | struct v4l2_requestbuffers { |
| 872 | | __u32 count; |
| 873 | | __u32 type; /* enum v4l2_buf_type */ |
| 874 | | __u32 memory; /* enum v4l2_memory */ |
| 875 | | __u32 reserved[2]; |
| 876 | | }; |
| 877 | | |
| 878 | | /** |
| 879 | | * struct v4l2_plane - plane info for multi-planar buffers |
| 880 | | * @bytesused: number of bytes occupied by data in the plane (payload) |
| 881 | | * @length: size of this plane (NOT the payload) in bytes |
| 882 | | * @mem_offset: when memory in the associated struct v4l2_buffer is |
| 883 | | * V4L2_MEMORY_MMAP, equals the offset from the start of |
| 884 | | * the device memory for this plane (or is a "cookie" that |
| 885 | | * should be passed to mmap() called on the video node) |
| 886 | | * @userptr: when memory is V4L2_MEMORY_USERPTR, a userspace pointer |
| 887 | | * pointing to this plane |
| 888 | | * @fd: when memory is V4L2_MEMORY_DMABUF, a userspace file |
| 889 | | * descriptor associated with this plane |
| 890 | | * @data_offset: offset in the plane to the start of data; usually 0, |
| 891 | | * unless there is a header in front of the data |
| 892 | | * |
| 893 | | * Multi-planar buffers consist of one or more planes, e.g. an YCbCr buffer |
| 894 | | * with two planes can have one plane for Y, and another for interleaved CbCr |
| 895 | | * components. Each plane can reside in a separate memory buffer, or even in |
| 896 | | * a completely separate memory node (e.g. in embedded devices). |
| 897 | | */ |
| 898 | | struct v4l2_plane { |
| 899 | | __u32 bytesused; |
| 900 | | __u32 length; |
| 901 | | union { |
| 902 | | __u32 mem_offset; |
| 903 | | unsigned long userptr; |
| 904 | | __s32 fd; |
| 905 | | } m; |
| 906 | | __u32 data_offset; |
| 907 | | __u32 reserved[11]; |
| 908 | | }; |
| 909 | | |
| 910 | | /** |
| 911 | | * struct v4l2_buffer - video buffer info |
| 912 | | * @index: id number of the buffer |
| 913 | | * @type: enum v4l2_buf_type; buffer type (type == *_MPLANE for |
| 914 | | * multiplanar buffers); |
| 915 | | * @bytesused: number of bytes occupied by data in the buffer (payload); |
| 916 | | * unused (set to 0) for multiplanar buffers |
| 917 | | * @flags: buffer informational flags |
| 918 | | * @field: enum v4l2_field; field order of the image in the buffer |
| 919 | | * @timestamp: frame timestamp |
| 920 | | * @timecode: frame timecode |
| 921 | | * @sequence: sequence count of this frame |
| 922 | | * @memory: enum v4l2_memory; the method, in which the actual video data is |
| 923 | | * passed |
| 924 | | * @offset: for non-multiplanar buffers with memory == V4L2_MEMORY_MMAP; |
| 925 | | * offset from the start of the device memory for this plane, |
| 926 | | * (or a "cookie" that should be passed to mmap() as offset) |
| 927 | | * @userptr: for non-multiplanar buffers with memory == V4L2_MEMORY_USERPTR; |
| 928 | | * a userspace pointer pointing to this buffer |
| 929 | | * @fd: for non-multiplanar buffers with memory == V4L2_MEMORY_DMABUF; |
| 930 | | * a userspace file descriptor associated with this buffer |
| 931 | | * @planes: for multiplanar buffers; userspace pointer to the array of plane |
| 932 | | * info structs for this buffer |
| 933 | | * @length: size in bytes of the buffer (NOT its payload) for single-plane |
| 934 | | * buffers (when type != *_MPLANE); number of elements in the |
| 935 | | * planes array for multi-plane buffers |
| 936 | | * |
| 937 | | * Contains data exchanged by application and driver using one of the Streaming |
| 938 | | * I/O methods. |
| 939 | | */ |
| 940 | | struct v4l2_buffer { |
| 941 | | __u32 index; |
| 942 | | __u32 type; |
| 943 | | __u32 bytesused; |
| 944 | | __u32 flags; |
| 945 | | __u32 field; |
| 946 | | struct timeval timestamp; |
| 947 | | struct v4l2_timecode timecode; |
| 948 | | __u32 sequence; |
| 949 | | |
| 950 | | /* memory location */ |
| 951 | | __u32 memory; |
| 952 | | union { |
| 953 | | __u32 offset; |
| 954 | | unsigned long userptr; |
| 955 | | struct v4l2_plane *planes; |
| 956 | | __s32 fd; |
| 957 | | } m; |
| 958 | | __u32 length; |
| 959 | | __u32 reserved2; |
| 960 | | __u32 reserved; |
| 961 | | }; |
| 962 | | |
| 963 | | /* Flags for 'flags' field */ |
| 964 | | /* Buffer is mapped (flag) */ |
| 965 | | #define V4L2_BUF_FLAG_MAPPED 0x00000001 |
| 966 | | /* Buffer is queued for processing */ |
| 967 | | #define V4L2_BUF_FLAG_QUEUED 0x00000002 |
| 968 | | /* Buffer is ready */ |
| 969 | | #define V4L2_BUF_FLAG_DONE 0x00000004 |
| 970 | | /* Image is a keyframe (I-frame) */ |
| 971 | | #define V4L2_BUF_FLAG_KEYFRAME 0x00000008 |
| 972 | | /* Image is a P-frame */ |
| 973 | | #define V4L2_BUF_FLAG_PFRAME 0x00000010 |
| 974 | | /* Image is a B-frame */ |
| 975 | | #define V4L2_BUF_FLAG_BFRAME 0x00000020 |
| 976 | | /* Buffer is ready, but the data contained within is corrupted. */ |
| 977 | | #define V4L2_BUF_FLAG_ERROR 0x00000040 |
| 978 | | /* timecode field is valid */ |
| 979 | | #define V4L2_BUF_FLAG_TIMECODE 0x00000100 |
| 980 | | /* Buffer is prepared for queuing */ |
| 981 | | #define V4L2_BUF_FLAG_PREPARED 0x00000400 |
| 982 | | /* Cache handling flags */ |
| 983 | | #define V4L2_BUF_FLAG_NO_CACHE_INVALIDATE 0x00000800 |
| 984 | | #define V4L2_BUF_FLAG_NO_CACHE_CLEAN 0x00001000 |
| 985 | | /* Timestamp type */ |
| 986 | | #define V4L2_BUF_FLAG_TIMESTAMP_MASK 0x0000e000 |
| 987 | | #define V4L2_BUF_FLAG_TIMESTAMP_UNKNOWN 0x00000000 |
| 988 | | #define V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC 0x00002000 |
| 989 | | #define V4L2_BUF_FLAG_TIMESTAMP_COPY 0x00004000 |
| 990 | | /* Timestamp sources. */ |
| 991 | | #define V4L2_BUF_FLAG_TSTAMP_SRC_MASK 0x00070000 |
| 992 | | #define V4L2_BUF_FLAG_TSTAMP_SRC_EOF 0x00000000 |
| 993 | | #define V4L2_BUF_FLAG_TSTAMP_SRC_SOE 0x00010000 |
| 994 | | /* mem2mem encoder/decoder */ |
| 995 | | #define V4L2_BUF_FLAG_LAST 0x00100000 |
| 996 | | |
| 997 | | /** |
| 998 | | * struct v4l2_exportbuffer - export of video buffer as DMABUF file descriptor |
| 999 | | * |
| 1000 | | * @index: id number of the buffer |
| 1001 | | * @type: enum v4l2_buf_type; buffer type (type == *_MPLANE for |
| 1002 | | * multiplanar buffers); |
| 1003 | | * @plane: index of the plane to be exported, 0 for single plane queues |
| 1004 | | * @flags: flags for newly created file, currently only O_CLOEXEC is |
| 1005 | | * supported, refer to manual of open syscall for more details |
| 1006 | | * @fd: file descriptor associated with DMABUF (set by driver) |
| 1007 | | * |
| 1008 | | * Contains data used for exporting a video buffer as DMABUF file descriptor. |
| 1009 | | * The buffer is identified by a 'cookie' returned by VIDIOC_QUERYBUF |
| 1010 | | * (identical to the cookie used to mmap() the buffer to userspace). All |
| 1011 | | * reserved fields must be set to zero. The field reserved0 is expected to |
| 1012 | | * become a structure 'type' allowing an alternative layout of the structure |
| 1013 | | * content. Therefore this field should not be used for any other extensions. |
| 1014 | | */ |
| 1015 | | struct v4l2_exportbuffer { |
| 1016 | | __u32 type; /* enum v4l2_buf_type */ |
| 1017 | | __u32 index; |
| 1018 | | __u32 plane; |
| 1019 | | __u32 flags; |
| 1020 | | __s32 fd; |
| 1021 | | __u32 reserved[11]; |
| 1022 | | }; |
| 1023 | | |
| 1024 | | /* |
| 1025 | | * O V E R L A Y P R E V I E W |
| 1026 | | */ |
| 1027 | | struct v4l2_framebuffer { |
| 1028 | | __u32 capability; |
| 1029 | | __u32 flags; |
| 1030 | | /* FIXME: in theory we should pass something like PCI device + memory |
| 1031 | | * region + offset instead of some physical address */ |
| 1032 | | void *base; |
| 1033 | | struct { |
| 1034 | | __u32 width; |
| 1035 | | __u32 height; |
| 1036 | | __u32 pixelformat; |
| 1037 | | __u32 field; /* enum v4l2_field */ |
| 1038 | | __u32 bytesperline; /* for padding, zero if unused */ |
| 1039 | | __u32 sizeimage; |
| 1040 | | __u32 colorspace; /* enum v4l2_colorspace */ |
| 1041 | | __u32 priv; /* reserved field, set to 0 */ |
| 1042 | | } fmt; |
| 1043 | | }; |
| 1044 | | /* Flags for the 'capability' field. Read only */ |
| 1045 | | #define V4L2_FBUF_CAP_EXTERNOVERLAY 0x0001 |
| 1046 | | #define V4L2_FBUF_CAP_CHROMAKEY 0x0002 |
| 1047 | | #define V4L2_FBUF_CAP_LIST_CLIPPING 0x0004 |
| 1048 | | #define V4L2_FBUF_CAP_BITMAP_CLIPPING 0x0008 |
| 1049 | | #define V4L2_FBUF_CAP_LOCAL_ALPHA 0x0010 |
| 1050 | | #define V4L2_FBUF_CAP_GLOBAL_ALPHA 0x0020 |
| 1051 | | #define V4L2_FBUF_CAP_LOCAL_INV_ALPHA 0x0040 |
| 1052 | | #define V4L2_FBUF_CAP_SRC_CHROMAKEY 0x0080 |
| 1053 | | /* Flags for the 'flags' field. */ |
| 1054 | | #define V4L2_FBUF_FLAG_PRIMARY 0x0001 |
| 1055 | | #define V4L2_FBUF_FLAG_OVERLAY 0x0002 |
| 1056 | | #define V4L2_FBUF_FLAG_CHROMAKEY 0x0004 |
| 1057 | | #define V4L2_FBUF_FLAG_LOCAL_ALPHA 0x0008 |
| 1058 | | #define V4L2_FBUF_FLAG_GLOBAL_ALPHA 0x0010 |
| 1059 | | #define V4L2_FBUF_FLAG_LOCAL_INV_ALPHA 0x0020 |
| 1060 | | #define V4L2_FBUF_FLAG_SRC_CHROMAKEY 0x0040 |
| 1061 | | |
| 1062 | | struct v4l2_clip { |
| 1063 | | struct v4l2_rect c; |
| 1064 | | struct v4l2_clip *next; |
| 1065 | | }; |
| 1066 | | |
| 1067 | | struct v4l2_window { |
| 1068 | | struct v4l2_rect w; |
| 1069 | | __u32 field; /* enum v4l2_field */ |
| 1070 | | __u32 chromakey; |
| 1071 | | struct v4l2_clip *clips; |
| 1072 | | __u32 clipcount; |
| 1073 | | void *bitmap; |
| 1074 | | __u8 global_alpha; |
| 1075 | | }; |
| 1076 | | |
| 1077 | | /* |
| 1078 | | * C A P T U R E P A R A M E T E R S |
| 1079 | | */ |
| 1080 | | struct v4l2_captureparm { |
| 1081 | | __u32 capability; /* Supported modes */ |
| 1082 | | __u32 capturemode; /* Current mode */ |
| 1083 | | struct v4l2_fract timeperframe; /* Time per frame in seconds */ |
| 1084 | | __u32 extendedmode; /* Driver-specific extensions */ |
| 1085 | | __u32 readbuffers; /* # of buffers for read */ |
| 1086 | | __u32 reserved[4]; |
| 1087 | | }; |
| 1088 | | |
| 1089 | | /* Flags for 'capability' and 'capturemode' fields */ |
| 1090 | | #define V4L2_MODE_HIGHQUALITY 0x0001 /* High quality imaging mode */ |
| 1091 | | #define V4L2_CAP_TIMEPERFRAME 0x1000 /* timeperframe field is supported */ |
| 1092 | | |
| 1093 | | struct v4l2_outputparm { |
| 1094 | | __u32 capability; /* Supported modes */ |
| 1095 | | __u32 outputmode; /* Current mode */ |
| 1096 | | struct v4l2_fract timeperframe; /* Time per frame in seconds */ |
| 1097 | | __u32 extendedmode; /* Driver-specific extensions */ |
| 1098 | | __u32 writebuffers; /* # of buffers for write */ |
| 1099 | | __u32 reserved[4]; |
| 1100 | | }; |
| 1101 | | |
| 1102 | | /* |
| 1103 | | * I N P U T I M A G E C R O P P I N G |
| 1104 | | */ |
| 1105 | | struct v4l2_cropcap { |
| 1106 | | __u32 type; /* enum v4l2_buf_type */ |
| 1107 | | struct v4l2_rect bounds; |
| 1108 | | struct v4l2_rect defrect; |
| 1109 | | struct v4l2_fract pixelaspect; |
| 1110 | | }; |
| 1111 | | |
| 1112 | | struct v4l2_crop { |
| 1113 | | __u32 type; /* enum v4l2_buf_type */ |
| 1114 | | struct v4l2_rect c; |
| 1115 | | }; |
| 1116 | | |
| 1117 | | /** |
| 1118 | | * struct v4l2_selection - selection info |
| 1119 | | * @type: buffer type (do not use *_MPLANE types) |
| 1120 | | * @target: Selection target, used to choose one of possible rectangles; |
| 1121 | | * defined in v4l2-common.h; V4L2_SEL_TGT_* . |
| 1122 | | * @flags: constraints flags, defined in v4l2-common.h; V4L2_SEL_FLAG_*. |
| 1123 | | * @r: coordinates of selection window |
| 1124 | | * @reserved: for future use, rounds structure size to 64 bytes, set to zero |
| 1125 | | * |
| 1126 | | * Hardware may use multiple helper windows to process a video stream. |
| 1127 | | * The structure is used to exchange this selection areas between |
| 1128 | | * an application and a driver. |
| 1129 | | */ |
| 1130 | | struct v4l2_selection { |
| 1131 | | __u32 type; |
| 1132 | | __u32 target; |
| 1133 | | __u32 flags; |
| 1134 | | struct v4l2_rect r; |
| 1135 | | __u32 reserved[9]; |
| 1136 | | }; |
| 1137 | | |
| 1138 | | |
| 1139 | | /* |
| 1140 | | * A N A L O G V I D E O S T A N D A R D |
| 1141 | | */ |
| 1142 | | |
| 1143 | | using v4l2_std_id = __u64; |
| 1144 | | |
| 1145 | | /* one bit for each */ |
| 1146 | | #define V4L2_STD_PAL_B ((v4l2_std_id)0x00000001) |
| 1147 | | #define V4L2_STD_PAL_B1 ((v4l2_std_id)0x00000002) |
| 1148 | | #define V4L2_STD_PAL_G ((v4l2_std_id)0x00000004) |
| 1149 | | #define V4L2_STD_PAL_H ((v4l2_std_id)0x00000008) |
| 1150 | | #define V4L2_STD_PAL_I ((v4l2_std_id)0x00000010) |
| 1151 | | #define V4L2_STD_PAL_D ((v4l2_std_id)0x00000020) |
| 1152 | | #define V4L2_STD_PAL_D1 ((v4l2_std_id)0x00000040) |
| 1153 | | #define V4L2_STD_PAL_K ((v4l2_std_id)0x00000080) |
| 1154 | | |
| 1155 | | #define V4L2_STD_PAL_M ((v4l2_std_id)0x00000100) |
| 1156 | | #define V4L2_STD_PAL_N ((v4l2_std_id)0x00000200) |
| 1157 | | #define V4L2_STD_PAL_Nc ((v4l2_std_id)0x00000400) |
| 1158 | | #define V4L2_STD_PAL_60 ((v4l2_std_id)0x00000800) |
| 1159 | | |
| 1160 | | #define V4L2_STD_NTSC_M ((v4l2_std_id)0x00001000) /* BTSC */ |
| 1161 | | #define V4L2_STD_NTSC_M_JP ((v4l2_std_id)0x00002000) /* EIA-J */ |
| 1162 | | #define V4L2_STD_NTSC_443 ((v4l2_std_id)0x00004000) |
| 1163 | | #define V4L2_STD_NTSC_M_KR ((v4l2_std_id)0x00008000) /* FM A2 */ |
| 1164 | | |
| 1165 | | #define V4L2_STD_SECAM_B ((v4l2_std_id)0x00010000) |
| 1166 | | #define V4L2_STD_SECAM_D ((v4l2_std_id)0x00020000) |
| 1167 | | #define V4L2_STD_SECAM_G ((v4l2_std_id)0x00040000) |
| 1168 | | #define V4L2_STD_SECAM_H ((v4l2_std_id)0x00080000) |
| 1169 | | #define V4L2_STD_SECAM_K ((v4l2_std_id)0x00100000) |
| 1170 | | #define V4L2_STD_SECAM_K1 ((v4l2_std_id)0x00200000) |
| 1171 | | #define V4L2_STD_SECAM_L ((v4l2_std_id)0x00400000) |
| 1172 | | #define V4L2_STD_SECAM_LC ((v4l2_std_id)0x00800000) |
| 1173 | | |
| 1174 | | /* ATSC/HDTV */ |
| 1175 | | #define V4L2_STD_ATSC_8_VSB ((v4l2_std_id)0x01000000) |
| 1176 | | #define V4L2_STD_ATSC_16_VSB ((v4l2_std_id)0x02000000) |
| 1177 | | |
| 1178 | | /* FIXME: |
| 1179 | | Although std_id is 64 bits, there is an issue on PPC32 architecture that |
| 1180 | | makes switch(__u64) to break. So, there's a hack on v4l2-common.c rounding |
| 1181 | | this value to 32 bits. |
| 1182 | | As, currently, the max value is for V4L2_STD_ATSC_16_VSB (30 bits wide), |
| 1183 | | it should work fine. However, if needed to add more than two standards, |
| 1184 | | v4l2-common.c should be fixed. |
| 1185 | | */ |
| 1186 | | |
| 1187 | | /* |
| 1188 | | * Some macros to merge video standards in order to make live easier for the |
| 1189 | | * drivers and V4L2 applications |
| 1190 | | */ |
| 1191 | | |
| 1192 | | /* |
| 1193 | | * "Common" NTSC/M - It should be noticed that V4L2_STD_NTSC_443 is |
| 1194 | | * Missing here. |
| 1195 | | */ |
| 1196 | | #define V4L2_STD_NTSC (V4L2_STD_NTSC_M |\ |
| 1197 | | V4L2_STD_NTSC_M_JP |\ |
| 1198 | | V4L2_STD_NTSC_M_KR) |
| 1199 | | /* Secam macros */ |
| 1200 | | #define V4L2_STD_SECAM_DK (V4L2_STD_SECAM_D |\ |
| 1201 | | V4L2_STD_SECAM_K |\ |
| 1202 | | V4L2_STD_SECAM_K1) |
| 1203 | | /* All Secam Standards */ |
| 1204 | | #define V4L2_STD_SECAM (V4L2_STD_SECAM_B |\ |
| 1205 | | V4L2_STD_SECAM_G |\ |
| 1206 | | V4L2_STD_SECAM_H |\ |
| 1207 | | V4L2_STD_SECAM_DK |\ |
| 1208 | | V4L2_STD_SECAM_L |\ |
| 1209 | | V4L2_STD_SECAM_LC) |
| 1210 | | /* PAL macros */ |
| 1211 | | #define V4L2_STD_PAL_BG (V4L2_STD_PAL_B |\ |
| 1212 | | V4L2_STD_PAL_B1 |\ |
| 1213 | | V4L2_STD_PAL_G) |
| 1214 | | #define V4L2_STD_PAL_DK (V4L2_STD_PAL_D |\ |
| 1215 | | V4L2_STD_PAL_D1 |\ |
| 1216 | | V4L2_STD_PAL_K) |
| 1217 | | /* |
| 1218 | | * "Common" PAL - This macro is there to be compatible with the old |
| 1219 | | * V4L1 concept of "PAL": /BGDKHI. |
| 1220 | | * Several PAL standards are missing here: /M, /N and /Nc |
| 1221 | | */ |
| 1222 | | #define V4L2_STD_PAL (V4L2_STD_PAL_BG |\ |
| 1223 | | V4L2_STD_PAL_DK |\ |
| 1224 | | V4L2_STD_PAL_H |\ |
| 1225 | | V4L2_STD_PAL_I) |
| 1226 | | /* Chroma "agnostic" standards */ |
| 1227 | | #define V4L2_STD_B (V4L2_STD_PAL_B |\ |
| 1228 | | V4L2_STD_PAL_B1 |\ |
| 1229 | | V4L2_STD_SECAM_B) |
| 1230 | | #define V4L2_STD_G (V4L2_STD_PAL_G |\ |
| 1231 | | V4L2_STD_SECAM_G) |
| 1232 | | #define V4L2_STD_H (V4L2_STD_PAL_H |\ |
| 1233 | | V4L2_STD_SECAM_H) |
| 1234 | | #define V4L2_STD_L (V4L2_STD_SECAM_L |\ |
| 1235 | | V4L2_STD_SECAM_LC) |
| 1236 | | #define V4L2_STD_GH (V4L2_STD_G |\ |
| 1237 | | V4L2_STD_H) |
| 1238 | | #define V4L2_STD_DK (V4L2_STD_PAL_DK |\ |
| 1239 | | V4L2_STD_SECAM_DK) |
| 1240 | | #define V4L2_STD_BG (V4L2_STD_B |\ |
| 1241 | | V4L2_STD_G) |
| 1242 | | #define V4L2_STD_MN (V4L2_STD_PAL_M |\ |
| 1243 | | V4L2_STD_PAL_N |\ |
| 1244 | | V4L2_STD_PAL_Nc |\ |
| 1245 | | V4L2_STD_NTSC) |
| 1246 | | |
| 1247 | | /* Standards where MTS/BTSC stereo could be found */ |
| 1248 | | #define V4L2_STD_MTS (V4L2_STD_NTSC_M |\ |
| 1249 | | V4L2_STD_PAL_M |\ |
| 1250 | | V4L2_STD_PAL_N |\ |
| 1251 | | V4L2_STD_PAL_Nc) |
| 1252 | | |
| 1253 | | /* Standards for Countries with 60Hz Line frequency */ |
| 1254 | | #define V4L2_STD_525_60 (V4L2_STD_PAL_M |\ |
| 1255 | | V4L2_STD_PAL_60 |\ |
| 1256 | | V4L2_STD_NTSC |\ |
| 1257 | | V4L2_STD_NTSC_443) |
| 1258 | | /* Standards for Countries with 50Hz Line frequency */ |
| 1259 | | #define V4L2_STD_625_50 (V4L2_STD_PAL |\ |
| 1260 | | V4L2_STD_PAL_N |\ |
| 1261 | | V4L2_STD_PAL_Nc |\ |
| 1262 | | V4L2_STD_SECAM) |
| 1263 | | |
| 1264 | | #define V4L2_STD_ATSC (V4L2_STD_ATSC_8_VSB |\ |
| 1265 | | V4L2_STD_ATSC_16_VSB) |
| 1266 | | /* Macros with none and all analog standards */ |
| 1267 | | #define V4L2_STD_UNKNOWN 0 |
| 1268 | | #define V4L2_STD_ALL (V4L2_STD_525_60 |\ |
| 1269 | | V4L2_STD_625_50) |
| 1270 | | |
| 1271 | | struct v4l2_standard { |
| 1272 | | __u32 index; |
| 1273 | | v4l2_std_id id; |
| 1274 | | __u8 name[24]; |
| 1275 | | struct v4l2_fract frameperiod; /* Frames, not fields */ |
| 1276 | | __u32 framelines; |
| 1277 | | __u32 reserved[4]; |
| 1278 | | }; |
| 1279 | | |
| 1280 | | /* |
| 1281 | | * D V B T T I M I N G S |
| 1282 | | */ |
| 1283 | | |
| 1284 | | /** struct v4l2_bt_timings - BT.656/BT.1120 timing data |
| 1285 | | * @width: total width of the active video in pixels |
| 1286 | | * @height: total height of the active video in lines |
| 1287 | | * @interlaced: Interlaced or progressive |
| 1288 | | * @polarities: Positive or negative polarities |
| 1289 | | * @pixelclock: Pixel clock in HZ. Ex. 74.25MHz->74250000 |
| 1290 | | * @hfrontporch:Horizontal front porch in pixels |
| 1291 | | * @hsync: Horizontal Sync length in pixels |
| 1292 | | * @hbackporch: Horizontal back porch in pixels |
| 1293 | | * @vfrontporch:Vertical front porch in lines |
| 1294 | | * @vsync: Vertical Sync length in lines |
| 1295 | | * @vbackporch: Vertical back porch in lines |
| 1296 | | * @il_vfrontporch:Vertical front porch for the even field |
| 1297 | | * (aka field 2) of interlaced field formats |
| 1298 | | * @il_vsync: Vertical Sync length for the even field |
| 1299 | | * (aka field 2) of interlaced field formats |
| 1300 | | * @il_vbackporch:Vertical back porch for the even field |
| 1301 | | * (aka field 2) of interlaced field formats |
| 1302 | | * @standards: Standards the timing belongs to |
| 1303 | | * @flags: Flags |
| 1304 | | * @picture_aspect: The picture aspect ratio (hor/vert). |
| 1305 | | * @cea861_vic: VIC code as per the CEA-861 standard. |
| 1306 | | * @hdmi_vic: VIC code as per the HDMI standard. |
| 1307 | | * @reserved: Reserved fields, must be zeroed. |
| 1308 | | * |
| 1309 | | * A note regarding vertical interlaced timings: height refers to the total |
| 1310 | | * height of the active video frame (= two fields). The blanking timings refer |
| 1311 | | * to the blanking of each field. So the height of the total frame is |
| 1312 | | * calculated as follows: |
| 1313 | | * |
| 1314 | | * tot_height = height + vfrontporch + vsync + vbackporch + |
| 1315 | | * il_vfrontporch + il_vsync + il_vbackporch |
| 1316 | | * |
| 1317 | | * The active height of each field is height / 2. |
| 1318 | | */ |
| 1319 | | struct v4l2_bt_timings { |
| 1320 | | __u32 width; |
| 1321 | | __u32 height; |
| 1322 | | __u32 interlaced; |
| 1323 | | __u32 polarities; |
| 1324 | | __u64 pixelclock; |
| 1325 | | __u32 hfrontporch; |
| 1326 | | __u32 hsync; |
| 1327 | | __u32 hbackporch; |
| 1328 | | __u32 vfrontporch; |
| 1329 | | __u32 vsync; |
| 1330 | | __u32 vbackporch; |
| 1331 | | __u32 il_vfrontporch; |
| 1332 | | __u32 il_vsync; |
| 1333 | | __u32 il_vbackporch; |
| 1334 | | __u32 standards; |
| 1335 | | __u32 flags; |
| 1336 | | struct v4l2_fract picture_aspect; |
| 1337 | | __u8 cea861_vic; |
| 1338 | | __u8 hdmi_vic; |
| 1339 | | __u8 reserved[46]; |
| 1340 | | } __attribute__ ((packed)); |
| 1341 | | |
| 1342 | | /* Interlaced or progressive format */ |
| 1343 | | #define V4L2_DV_PROGRESSIVE 0 |
| 1344 | | #define V4L2_DV_INTERLACED 1 |
| 1345 | | |
| 1346 | | /* Polarities. If bit is not set, it is assumed to be negative polarity */ |
| 1347 | | #define V4L2_DV_VSYNC_POS_POL 0x00000001 |
| 1348 | | #define V4L2_DV_HSYNC_POS_POL 0x00000002 |
| 1349 | | |
| 1350 | | /* Timings standards */ |
| 1351 | | #define V4L2_DV_BT_STD_CEA861 (1 << 0) /* CEA-861 Digital TV Profile */ |
| 1352 | | #define V4L2_DV_BT_STD_DMT (1 << 1) /* VESA Discrete Monitor Timings */ |
| 1353 | | #define V4L2_DV_BT_STD_CVT (1 << 2) /* VESA Coordinated Video Timings */ |
| 1354 | | #define V4L2_DV_BT_STD_GTF (1 << 3) /* VESA Generalized Timings Formula */ |
| 1355 | | #define V4L2_DV_BT_STD_SDI (1 << 4) /* SDI Timings */ |
| 1356 | | |
| 1357 | | /* Flags */ |
| 1358 | | |
| 1359 | | /* |
| 1360 | | * CVT/GTF specific: timing uses reduced blanking (CVT) or the 'Secondary |
| 1361 | | * GTF' curve (GTF). In both cases the horizontal and/or vertical blanking |
| 1362 | | * intervals are reduced, allowing a higher resolution over the same |
| 1363 | | * bandwidth. This is a read-only flag. |
| 1364 | | */ |
| 1365 | | #define V4L2_DV_FL_REDUCED_BLANKING (1 << 0) |
| 1366 | | /* |
| 1367 | | * CEA-861 specific: set for CEA-861 formats with a framerate of a multiple |
| 1368 | | * of six. These formats can be optionally played at 1 / 1.001 speed. |
| 1369 | | * This is a read-only flag. |
| 1370 | | */ |
| 1371 | | #define V4L2_DV_FL_CAN_REDUCE_FPS (1 << 1) |
| 1372 | | /* |
| 1373 | | * CEA-861 specific: only valid for video transmitters, the flag is cleared |
| 1374 | | * by receivers. |
| 1375 | | * If the framerate of the format is a multiple of six, then the pixelclock |
| 1376 | | * used to set up the transmitter is divided by 1.001 to make it compatible |
| 1377 | | * with 60 Hz based standards such as NTSC and PAL-M that use a framerate of |
| 1378 | | * 29.97 Hz. Otherwise this flag is cleared. If the transmitter can't generate |
| 1379 | | * such frequencies, then the flag will also be cleared. |
| 1380 | | */ |
| 1381 | | #define V4L2_DV_FL_REDUCED_FPS (1 << 2) |
| 1382 | | /* |
| 1383 | | * Specific to interlaced formats: if set, then field 1 is really one half-line |
| 1384 | | * longer and field 2 is really one half-line shorter, so each field has |
| 1385 | | * exactly the same number of half-lines. Whether half-lines can be detected |
| 1386 | | * or used depends on the hardware. |
| 1387 | | */ |
| 1388 | | #define V4L2_DV_FL_HALF_LINE (1 << 3) |
| 1389 | | /* |
| 1390 | | * If set, then this is a Consumer Electronics (CE) video format. Such formats |
| 1391 | | * differ from other formats (commonly called IT formats) in that if RGB |
| 1392 | | * encoding is used then by default the RGB values use limited range (i.e. |
| 1393 | | * use the range 16-235) as opposed to 0-255. All formats defined in CEA-861 |
| 1394 | | * except for the 640x480 format are CE formats. |
| 1395 | | */ |
| 1396 | | #define V4L2_DV_FL_IS_CE_VIDEO (1 << 4) |
| 1397 | | /* Some formats like SMPTE-125M have an interlaced signal with a odd |
| 1398 | | * total height. For these formats, if this flag is set, the first |
| 1399 | | * field has the extra line. If not, it is the second field. |
| 1400 | | */ |
| 1401 | | #define V4L2_DV_FL_FIRST_FIELD_EXTRA_LINE (1 << 5) |
| 1402 | | /* |
| 1403 | | * If set, then the picture_aspect field is valid. Otherwise assume that the |
| 1404 | | * pixels are square, so the picture aspect ratio is the same as the width to |
| 1405 | | * height ratio. |
| 1406 | | */ |
| 1407 | | #define V4L2_DV_FL_HAS_PICTURE_ASPECT (1 << 6) |
| 1408 | | /* |
| 1409 | | * If set, then the cea861_vic field is valid and contains the Video |
| 1410 | | * Identification Code as per the CEA-861 standard. |
| 1411 | | */ |
| 1412 | | #define V4L2_DV_FL_HAS_CEA861_VIC (1 << 7) |
| 1413 | | /* |
| 1414 | | * If set, then the hdmi_vic field is valid and contains the Video |
| 1415 | | * Identification Code as per the HDMI standard (HDMI Vendor Specific |
| 1416 | | * InfoFrame). |
| 1417 | | */ |
| 1418 | | #define V4L2_DV_FL_HAS_HDMI_VIC (1 << 8) |
| 1419 | | |
| 1420 | | /* A few useful defines to calculate the total blanking and frame sizes */ |
| 1421 | | #define V4L2_DV_BT_BLANKING_WIDTH(bt) \ |
| 1422 | | ((bt)->hfrontporch + (bt)->hsync + (bt)->hbackporch) |
| 1423 | | #define V4L2_DV_BT_FRAME_WIDTH(bt) \ |
| 1424 | | ((bt)->width + V4L2_DV_BT_BLANKING_WIDTH(bt)) |
| 1425 | | #define V4L2_DV_BT_BLANKING_HEIGHT(bt) \ |
| 1426 | | ((bt)->vfrontporch + (bt)->vsync + (bt)->vbackporch + \ |
| 1427 | | (bt)->il_vfrontporch + (bt)->il_vsync + (bt)->il_vbackporch) |
| 1428 | | #define V4L2_DV_BT_FRAME_HEIGHT(bt) \ |
| 1429 | | ((bt)->height + V4L2_DV_BT_BLANKING_HEIGHT(bt)) |
| 1430 | | |
| 1431 | | /** struct v4l2_dv_timings - DV timings |
| 1432 | | * @type: the type of the timings |
| 1433 | | * @bt: BT656/1120 timings |
| 1434 | | */ |
| 1435 | | struct v4l2_dv_timings { |
| 1436 | | __u32 type; |
| 1437 | | union { |
| 1438 | | struct v4l2_bt_timings bt; |
| 1439 | | __u32 reserved[32]; |
| 1440 | | }; |
| 1441 | | } __attribute__ ((packed)); |
| 1442 | | |
| 1443 | | /* Values for the type field */ |
| 1444 | | #define V4L2_DV_BT_656_1120 0 /* BT.656/1120 timing type */ |
| 1445 | | |
| 1446 | | |
| 1447 | | /** struct v4l2_enum_dv_timings - DV timings enumeration |
| 1448 | | * @index: enumeration index |
| 1449 | | * @pad: the pad number for which to enumerate timings (used with |
| 1450 | | * v4l-subdev nodes only) |
| 1451 | | * @reserved: must be zeroed |
| 1452 | | * @timings: the timings for the given index |
| 1453 | | */ |
| 1454 | | struct v4l2_enum_dv_timings { |
| 1455 | | __u32 index; |
| 1456 | | __u32 pad; |
| 1457 | | __u32 reserved[2]; |
| 1458 | | struct v4l2_dv_timings timings; |
| 1459 | | }; |
| 1460 | | |
| 1461 | | /** struct v4l2_bt_timings_cap - BT.656/BT.1120 timing capabilities |
| 1462 | | * @min_width: width in pixels |
| 1463 | | * @max_width: width in pixels |
| 1464 | | * @min_height: height in lines |
| 1465 | | * @max_height: height in lines |
| 1466 | | * @min_pixelclock: Pixel clock in HZ. Ex. 74.25MHz->74250000 |
| 1467 | | * @max_pixelclock: Pixel clock in HZ. Ex. 74.25MHz->74250000 |
| 1468 | | * @standards: Supported standards |
| 1469 | | * @capabilities: Supported capabilities |
| 1470 | | * @reserved: Must be zeroed |
| 1471 | | */ |
| 1472 | | struct v4l2_bt_timings_cap { |
| 1473 | | __u32 min_width; |
| 1474 | | __u32 max_width; |
| 1475 | | __u32 min_height; |
| 1476 | | __u32 max_height; |
| 1477 | | __u64 min_pixelclock; |
| 1478 | | __u64 max_pixelclock; |
| 1479 | | __u32 standards; |
| 1480 | | __u32 capabilities; |
| 1481 | | __u32 reserved[16]; |
| 1482 | | } __attribute__ ((packed)); |
| 1483 | | |
| 1484 | | /* Supports interlaced formats */ |
| 1485 | | #define V4L2_DV_BT_CAP_INTERLACED (1 << 0) |
| 1486 | | /* Supports progressive formats */ |
| 1487 | | #define V4L2_DV_BT_CAP_PROGRESSIVE (1 << 1) |
| 1488 | | /* Supports CVT/GTF reduced blanking */ |
| 1489 | | #define V4L2_DV_BT_CAP_REDUCED_BLANKING (1 << 2) |
| 1490 | | /* Supports custom formats */ |
| 1491 | | #define V4L2_DV_BT_CAP_CUSTOM (1 << 3) |
| 1492 | | |
| 1493 | | /** struct v4l2_dv_timings_cap - DV timings capabilities |
| 1494 | | * @type: the type of the timings (same as in struct v4l2_dv_timings) |
| 1495 | | * @pad: the pad number for which to query capabilities (used with |
| 1496 | | * v4l-subdev nodes only) |
| 1497 | | * @bt: the BT656/1120 timings capabilities |
| 1498 | | */ |
| 1499 | | struct v4l2_dv_timings_cap { |
| 1500 | | __u32 type; |
| 1501 | | __u32 pad; |
| 1502 | | __u32 reserved[2]; |
| 1503 | | union { |
| 1504 | | struct v4l2_bt_timings_cap bt; |
| 1505 | | __u32 raw_data[32]; |
| 1506 | | }; |
| 1507 | | }; |
| 1508 | | |
| 1509 | | |
| 1510 | | /* |
| 1511 | | * V I D E O I N P U T S |
| 1512 | | */ |
| 1513 | | struct v4l2_input { |
| 1514 | | __u32 index; /* Which input */ |
| 1515 | | __u8 name[32]; /* Label */ |
| 1516 | | __u32 type; /* Type of input */ |
| 1517 | | __u32 audioset; /* Associated audios (bitfield) */ |
| 1518 | | __u32 tuner; /* enum v4l2_tuner_type */ |
| 1519 | | v4l2_std_id std; |
| 1520 | | __u32 status; |
| 1521 | | __u32 capabilities; |
| 1522 | | __u32 reserved[3]; |
| 1523 | | }; |
| 1524 | | |
| 1525 | | /* Values for the 'type' field */ |
| 1526 | | #define V4L2_INPUT_TYPE_TUNER 1 |
| 1527 | | #define V4L2_INPUT_TYPE_CAMERA 2 |
| 1528 | | #define V4L2_INPUT_TYPE_TOUCH 3 |
| 1529 | | |
| 1530 | | /* field 'status' - general */ |
| 1531 | | #define V4L2_IN_ST_NO_POWER 0x00000001 /* Attached device is off */ |
| 1532 | | #define V4L2_IN_ST_NO_SIGNAL 0x00000002 |
| 1533 | | #define V4L2_IN_ST_NO_COLOR 0x00000004 |
| 1534 | | |
| 1535 | | /* field 'status' - sensor orientation */ |
| 1536 | | /* If sensor is mounted upside down set both bits */ |
| 1537 | | #define V4L2_IN_ST_HFLIP 0x00000010 /* Frames are flipped horizontally */ |
| 1538 | | #define V4L2_IN_ST_VFLIP 0x00000020 /* Frames are flipped vertically */ |
| 1539 | | |
| 1540 | | /* field 'status' - analog */ |
| 1541 | | #define V4L2_IN_ST_NO_H_LOCK 0x00000100 /* No horizontal sync lock */ |
| 1542 | | #define V4L2_IN_ST_COLOR_KILL 0x00000200 /* Color killer is active */ |
| 1543 | | #define V4L2_IN_ST_NO_V_LOCK 0x00000400 /* No vertical sync lock */ |
| 1544 | | #define V4L2_IN_ST_NO_STD_LOCK 0x00000800 /* No standard format lock */ |
| 1545 | | |
| 1546 | | /* field 'status' - digital */ |
| 1547 | | #define V4L2_IN_ST_NO_SYNC 0x00010000 /* No synchronization lock */ |
| 1548 | | #define V4L2_IN_ST_NO_EQU 0x00020000 /* No equalizer lock */ |
| 1549 | | #define V4L2_IN_ST_NO_CARRIER 0x00040000 /* Carrier recovery failed */ |
| 1550 | | |
| 1551 | | /* field 'status' - VCR and set-top box */ |
| 1552 | | #define V4L2_IN_ST_MACROVISION 0x01000000 /* Macrovision detected */ |
| 1553 | | #define V4L2_IN_ST_NO_ACCESS 0x02000000 /* Conditional access denied */ |
| 1554 | | #define V4L2_IN_ST_VTR 0x04000000 /* VTR time constant */ |
| 1555 | | |
| 1556 | | /* capabilities flags */ |
| 1557 | | #define V4L2_IN_CAP_DV_TIMINGS 0x00000002 /* Supports S_DV_TIMINGS */ |
| 1558 | | #define V4L2_IN_CAP_CUSTOM_TIMINGS V4L2_IN_CAP_DV_TIMINGS /* For compatibility */ |
| 1559 | | #define V4L2_IN_CAP_STD 0x00000004 /* Supports S_STD */ |
| 1560 | | #define V4L2_IN_CAP_NATIVE_SIZE 0x00000008 /* Supports setting native size */ |
| 1561 | | |
| 1562 | | /* |
| 1563 | | * V I D E O O U T P U T S |
| 1564 | | */ |
| 1565 | | struct v4l2_output { |
| 1566 | | __u32 index; /* Which output */ |
| 1567 | | __u8 name[32]; /* Label */ |
| 1568 | | __u32 type; /* Type of output */ |
| 1569 | | __u32 audioset; /* Associated audios (bitfield) */ |
| 1570 | | __u32 modulator; /* Associated modulator */ |
| 1571 | | v4l2_std_id std; |
| 1572 | | __u32 capabilities; |
| 1573 | | __u32 reserved[3]; |
| 1574 | | }; |
| 1575 | | /* Values for the 'type' field */ |
| 1576 | | #define V4L2_OUTPUT_TYPE_MODULATOR 1 |
| 1577 | | #define V4L2_OUTPUT_TYPE_ANALOG 2 |
| 1578 | | #define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY 3 |
| 1579 | | |
| 1580 | | /* capabilities flags */ |
| 1581 | | #define V4L2_OUT_CAP_DV_TIMINGS 0x00000002 /* Supports S_DV_TIMINGS */ |
| 1582 | | #define V4L2_OUT_CAP_CUSTOM_TIMINGS V4L2_OUT_CAP_DV_TIMINGS /* For compatibility */ |
| 1583 | | #define V4L2_OUT_CAP_STD 0x00000004 /* Supports S_STD */ |
| 1584 | | #define V4L2_OUT_CAP_NATIVE_SIZE 0x00000008 /* Supports setting native size */ |
| 1585 | | |
| 1586 | | /* |
| 1587 | | * C O N T R O L S |
| 1588 | | */ |
| 1589 | | struct v4l2_control { |
| 1590 | | __u32 id; |
| 1591 | | __s32 value; |
| 1592 | | }; |
| 1593 | | |
| 1594 | | struct v4l2_ext_control { |
| 1595 | | __u32 id; |
| 1596 | | __u32 size; |
| 1597 | | __u32 reserved2[1]; |
| 1598 | | union { |
| 1599 | | __s32 value; |
| 1600 | | __s64 value64; |
| 1601 | | char *string; |
| 1602 | | __u8 *p_u8; |
| 1603 | | __u16 *p_u16; |
| 1604 | | __u32 *p_u32; |
| 1605 | | void *ptr; |
| 1606 | | }; |
| 1607 | | } __attribute__ ((packed)); |
| 1608 | | |
| 1609 | | struct v4l2_ext_controls { |
| 1610 | | union { |
| 1611 | | __u32 ctrl_class; |
| 1612 | | __u32 which; |
| 1613 | | }; |
| 1614 | | __u32 count; |
| 1615 | | __u32 error_idx; |
| 1616 | | __u32 reserved[2]; |
| 1617 | | struct v4l2_ext_control *controls; |
| 1618 | | }; |
| 1619 | | |
| 1620 | | #define V4L2_CTRL_ID_MASK (0x0fffffff) |
| 1621 | | #define V4L2_CTRL_ID2CLASS(id) ((id) & 0x0fff0000UL) |
| 1622 | | #define V4L2_CTRL_ID2WHICH(id) ((id) & 0x0fff0000UL) |
| 1623 | | #define V4L2_CTRL_DRIVER_PRIV(id) (((id) & 0xffff) >= 0x1000) |
| 1624 | | #define V4L2_CTRL_MAX_DIMS (4) |
| 1625 | | #define V4L2_CTRL_WHICH_CUR_VAL 0 |
| 1626 | | #define V4L2_CTRL_WHICH_DEF_VAL 0x0f000000 |
| 1627 | | |
| 1628 | | enum v4l2_ctrl_type { |
| 1629 | | V4L2_CTRL_TYPE_INTEGER = 1, |
| 1630 | | V4L2_CTRL_TYPE_BOOLEAN = 2, |
| 1631 | | V4L2_CTRL_TYPE_MENU = 3, |
| 1632 | | V4L2_CTRL_TYPE_BUTTON = 4, |
| 1633 | | V4L2_CTRL_TYPE_INTEGER64 = 5, |
| 1634 | | V4L2_CTRL_TYPE_CTRL_CLASS = 6, |
| 1635 | | V4L2_CTRL_TYPE_STRING = 7, |
| 1636 | | V4L2_CTRL_TYPE_BITMASK = 8, |
| 1637 | | V4L2_CTRL_TYPE_INTEGER_MENU = 9, |
| 1638 | | |
| 1639 | | /* Compound types are >= 0x0100 */ |
| 1640 | | V4L2_CTRL_COMPOUND_TYPES = 0x0100, |
| 1641 | | V4L2_CTRL_TYPE_U8 = 0x0100, |
| 1642 | | V4L2_CTRL_TYPE_U16 = 0x0101, |
| 1643 | | V4L2_CTRL_TYPE_U32 = 0x0102, |
| 1644 | | }; |
| 1645 | | |
| 1646 | | /* Used in the VIDIOC_QUERYCTRL ioctl for querying controls */ |
| 1647 | | struct v4l2_queryctrl { |
| 1648 | | __u32 id; |
| 1649 | | __u32 type; /* enum v4l2_ctrl_type */ |
| 1650 | | __u8 name[32]; /* Whatever */ |
| 1651 | | __s32 minimum; /* Note signedness */ |
| 1652 | | __s32 maximum; |
| 1653 | | __s32 step; |
| 1654 | | __s32 default_value; |
| 1655 | | __u32 flags; |
| 1656 | | __u32 reserved[2]; |
| 1657 | | }; |
| 1658 | | |
| 1659 | | /* Used in the VIDIOC_QUERY_EXT_CTRL ioctl for querying extended controls */ |
| 1660 | | struct v4l2_query_ext_ctrl { |
| 1661 | | __u32 id; |
| 1662 | | __u32 type; |
| 1663 | | char name[32]; |
| 1664 | | __s64 minimum; |
| 1665 | | __s64 maximum; |
| 1666 | | __u64 step; |
| 1667 | | __s64 default_value; |
| 1668 | | __u32 flags; |
| 1669 | | __u32 elem_size; |
| 1670 | | __u32 elems; |
| 1671 | | __u32 nr_of_dims; |
| 1672 | | __u32 dims[V4L2_CTRL_MAX_DIMS]; |
| 1673 | | __u32 reserved[32]; |
| 1674 | | }; |
| 1675 | | |
| 1676 | | /* Used in the VIDIOC_QUERYMENU ioctl for querying menu items */ |
| 1677 | | struct v4l2_querymenu { |
| 1678 | | __u32 id; |
| 1679 | | __u32 index; |
| 1680 | | union { |
| 1681 | | __u8 name[32]; /* Whatever */ |
| 1682 | | __s64 value; |
| 1683 | | }; |
| 1684 | | __u32 reserved; |
| 1685 | | } __attribute__ ((packed)); |
| 1686 | | |
| 1687 | | /* Control flags */ |
| 1688 | | #define V4L2_CTRL_FLAG_DISABLED 0x0001 |
| 1689 | | #define V4L2_CTRL_FLAG_GRABBED 0x0002 |
| 1690 | | #define V4L2_CTRL_FLAG_READ_ONLY 0x0004 |
| 1691 | | #define V4L2_CTRL_FLAG_UPDATE 0x0008 |
| 1692 | | #define V4L2_CTRL_FLAG_INACTIVE 0x0010 |
| 1693 | | #define V4L2_CTRL_FLAG_SLIDER 0x0020 |
| 1694 | | #define V4L2_CTRL_FLAG_WRITE_ONLY 0x0040 |
| 1695 | | #define V4L2_CTRL_FLAG_VOLATILE 0x0080 |
| 1696 | | #define V4L2_CTRL_FLAG_HAS_PAYLOAD 0x0100 |
| 1697 | | #define V4L2_CTRL_FLAG_EXECUTE_ON_WRITE 0x0200 |
| 1698 | | #define V4L2_CTRL_FLAG_MODIFY_LAYOUT 0x0400 |
| 1699 | | |
| 1700 | | /* Query flags, to be ORed with the control ID */ |
| 1701 | | #define V4L2_CTRL_FLAG_NEXT_CTRL 0x80000000 |
| 1702 | | #define V4L2_CTRL_FLAG_NEXT_COMPOUND 0x40000000 |
| 1703 | | |
| 1704 | | /* User-class control IDs defined by V4L2 */ |
| 1705 | | #define V4L2_CID_MAX_CTRLS 1024 |
| 1706 | | /* IDs reserved for driver specific controls */ |
| 1707 | | #define V4L2_CID_PRIVATE_BASE 0x08000000 |
| 1708 | | |
| 1709 | | |
| 1710 | | /* |
| 1711 | | * T U N I N G |
| 1712 | | */ |
| 1713 | | struct v4l2_tuner { |
| 1714 | | __u32 index; |
| 1715 | | __u8 name[32]; |
| 1716 | | __u32 type; /* enum v4l2_tuner_type */ |
| 1717 | | __u32 capability; |
| 1718 | | __u32 rangelow; |
| 1719 | | __u32 rangehigh; |
| 1720 | | __u32 rxsubchans; |
| 1721 | | __u32 audmode; |
| 1722 | | __s32 signal; |
| 1723 | | __s32 afc; |
| 1724 | | __u32 reserved[4]; |
| 1725 | | }; |
| 1726 | | |
| 1727 | | struct v4l2_modulator { |
| 1728 | | __u32 index; |
| 1729 | | __u8 name[32]; |
| 1730 | | __u32 capability; |
| 1731 | | __u32 rangelow; |
| 1732 | | __u32 rangehigh; |
| 1733 | | __u32 txsubchans; |
| 1734 | | __u32 type; /* enum v4l2_tuner_type */ |
| 1735 | | __u32 reserved[3]; |
| 1736 | | }; |
| 1737 | | |
| 1738 | | /* Flags for the 'capability' field */ |
| 1739 | | #define V4L2_TUNER_CAP_LOW 0x0001 |
| 1740 | | #define V4L2_TUNER_CAP_NORM 0x0002 |
| 1741 | | #define V4L2_TUNER_CAP_HWSEEK_BOUNDED 0x0004 |
| 1742 | | #define V4L2_TUNER_CAP_HWSEEK_WRAP 0x0008 |
| 1743 | | #define V4L2_TUNER_CAP_STEREO 0x0010 |
| 1744 | | #define V4L2_TUNER_CAP_LANG2 0x0020 |
| 1745 | | #define V4L2_TUNER_CAP_SAP 0x0020 |
| 1746 | | #define V4L2_TUNER_CAP_LANG1 0x0040 |
| 1747 | | #define V4L2_TUNER_CAP_RDS 0x0080 |
| 1748 | | #define V4L2_TUNER_CAP_RDS_BLOCK_IO 0x0100 |
| 1749 | | #define V4L2_TUNER_CAP_RDS_CONTROLS 0x0200 |
| 1750 | | #define V4L2_TUNER_CAP_FREQ_BANDS 0x0400 |
| 1751 | | #define V4L2_TUNER_CAP_HWSEEK_PROG_LIM 0x0800 |
| 1752 | | #define V4L2_TUNER_CAP_1HZ 0x1000 |
| 1753 | | |
| 1754 | | /* Flags for the 'rxsubchans' field */ |
| 1755 | | #define V4L2_TUNER_SUB_MONO 0x0001 |
| 1756 | | #define V4L2_TUNER_SUB_STEREO 0x0002 |
| 1757 | | #define V4L2_TUNER_SUB_LANG2 0x0004 |
| 1758 | | #define V4L2_TUNER_SUB_SAP 0x0004 |
| 1759 | | #define V4L2_TUNER_SUB_LANG1 0x0008 |
| 1760 | | #define V4L2_TUNER_SUB_RDS 0x0010 |
| 1761 | | |
| 1762 | | /* Values for the 'audmode' field */ |
| 1763 | | #define V4L2_TUNER_MODE_MONO 0x0000 |
| 1764 | | #define V4L2_TUNER_MODE_STEREO 0x0001 |
| 1765 | | #define V4L2_TUNER_MODE_LANG2 0x0002 |
| 1766 | | #define V4L2_TUNER_MODE_SAP 0x0002 |
| 1767 | | #define V4L2_TUNER_MODE_LANG1 0x0003 |
| 1768 | | #define V4L2_TUNER_MODE_LANG1_LANG2 0x0004 |
| 1769 | | |
| 1770 | | struct v4l2_frequency { |
| 1771 | | __u32 tuner; |
| 1772 | | __u32 type; /* enum v4l2_tuner_type */ |
| 1773 | | __u32 frequency; |
| 1774 | | __u32 reserved[8]; |
| 1775 | | }; |
| 1776 | | |
| 1777 | | #define V4L2_BAND_MODULATION_VSB (1 << 1) |
| 1778 | | #define V4L2_BAND_MODULATION_FM (1 << 2) |
| 1779 | | #define V4L2_BAND_MODULATION_AM (1 << 3) |
| 1780 | | |
| 1781 | | struct v4l2_frequency_band { |
| 1782 | | __u32 tuner; |
| 1783 | | __u32 type; /* enum v4l2_tuner_type */ |
| 1784 | | __u32 index; |
| 1785 | | __u32 capability; |
| 1786 | | __u32 rangelow; |
| 1787 | | __u32 rangehigh; |
| 1788 | | __u32 modulation; |
| 1789 | | __u32 reserved[9]; |
| 1790 | | }; |
| 1791 | | |
| 1792 | | struct v4l2_hw_freq_seek { |
| 1793 | | __u32 tuner; |
| 1794 | | __u32 type; /* enum v4l2_tuner_type */ |
| 1795 | | __u32 seek_upward; |
| 1796 | | __u32 wrap_around; |
| 1797 | | __u32 spacing; |
| 1798 | | __u32 rangelow; |
| 1799 | | __u32 rangehigh; |
| 1800 | | __u32 reserved[5]; |
| 1801 | | }; |
| 1802 | | |
| 1803 | | /* |
| 1804 | | * R D S |
| 1805 | | */ |
| 1806 | | |
| 1807 | | struct v4l2_rds_data { |
| 1808 | | __u8 lsb; |
| 1809 | | __u8 msb; |
| 1810 | | __u8 block; |
| 1811 | | } __attribute__ ((packed)); |
| 1812 | | |
| 1813 | | #define V4L2_RDS_BLOCK_MSK 0x7 |
| 1814 | | #define V4L2_RDS_BLOCK_A 0 |
| 1815 | | #define V4L2_RDS_BLOCK_B 1 |
| 1816 | | #define V4L2_RDS_BLOCK_C 2 |
| 1817 | | #define V4L2_RDS_BLOCK_D 3 |
| 1818 | | #define V4L2_RDS_BLOCK_C_ALT 4 |
| 1819 | | #define V4L2_RDS_BLOCK_INVALID 7 |
| 1820 | | |
| 1821 | | #define V4L2_RDS_BLOCK_CORRECTED 0x40 |
| 1822 | | #define V4L2_RDS_BLOCK_ERROR 0x80 |
| 1823 | | |
| 1824 | | /* |
| 1825 | | * A U D I O |
| 1826 | | */ |
| 1827 | | struct v4l2_audio { |
| 1828 | | __u32 index; |
| 1829 | | __u8 name[32]; |
| 1830 | | __u32 capability; |
| 1831 | | __u32 mode; |
| 1832 | | __u32 reserved[2]; |
| 1833 | | }; |
| 1834 | | |
| 1835 | | /* Flags for the 'capability' field */ |
| 1836 | | #define V4L2_AUDCAP_STEREO 0x00001 |
| 1837 | | #define V4L2_AUDCAP_AVL 0x00002 |
| 1838 | | |
| 1839 | | /* Flags for the 'mode' field */ |
| 1840 | | #define V4L2_AUDMODE_AVL 0x00001 |
| 1841 | | |
| 1842 | | struct v4l2_audioout { |
| 1843 | | __u32 index; |
| 1844 | | __u8 name[32]; |
| 1845 | | __u32 capability; |
| 1846 | | __u32 mode; |
| 1847 | | __u32 reserved[2]; |
| 1848 | | }; |
| 1849 | | |
| 1850 | | /* |
| 1851 | | * M P E G S E R V I C E S |
| 1852 | | */ |
| 1853 | | #if 1 |
| 1854 | | #define V4L2_ENC_IDX_FRAME_I (0) |
| 1855 | | #define V4L2_ENC_IDX_FRAME_P (1) |
| 1856 | | #define V4L2_ENC_IDX_FRAME_B (2) |
| 1857 | | #define V4L2_ENC_IDX_FRAME_MASK (0xf) |
| 1858 | | |
| 1859 | | struct v4l2_enc_idx_entry { |
| 1860 | | __u64 offset; |
| 1861 | | __u64 pts; |
| 1862 | | __u32 length; |
| 1863 | | __u32 flags; |
| 1864 | | __u32 reserved[2]; |
| 1865 | | }; |
| 1866 | | |
| 1867 | | #define V4L2_ENC_IDX_ENTRIES (64) |
| 1868 | | struct v4l2_enc_idx { |
| 1869 | | __u32 entries; |
| 1870 | | __u32 entries_cap; |
| 1871 | | __u32 reserved[4]; |
| 1872 | | struct v4l2_enc_idx_entry entry[V4L2_ENC_IDX_ENTRIES]; |
| 1873 | | }; |
| 1874 | | |
| 1875 | | |
| 1876 | | #define V4L2_ENC_CMD_START (0) |
| 1877 | | #define V4L2_ENC_CMD_STOP (1) |
| 1878 | | #define V4L2_ENC_CMD_PAUSE (2) |
| 1879 | | #define V4L2_ENC_CMD_RESUME (3) |
| 1880 | | |
| 1881 | | /* Flags for V4L2_ENC_CMD_STOP */ |
| 1882 | | #define V4L2_ENC_CMD_STOP_AT_GOP_END (1 << 0) |
| 1883 | | |
| 1884 | | struct v4l2_encoder_cmd { |
| 1885 | | __u32 cmd; |
| 1886 | | __u32 flags; |
| 1887 | | union { |
| 1888 | | struct { |
| 1889 | | __u32 data[8]; |
| 1890 | | } raw; |
| 1891 | | }; |
| 1892 | | }; |
| 1893 | | |
| 1894 | | /* Decoder commands */ |
| 1895 | | #define V4L2_DEC_CMD_START (0) |
| 1896 | | #define V4L2_DEC_CMD_STOP (1) |
| 1897 | | #define V4L2_DEC_CMD_PAUSE (2) |
| 1898 | | #define V4L2_DEC_CMD_RESUME (3) |
| 1899 | | |
| 1900 | | /* Flags for V4L2_DEC_CMD_START */ |
| 1901 | | #define V4L2_DEC_CMD_START_MUTE_AUDIO (1 << 0) |
| 1902 | | |
| 1903 | | /* Flags for V4L2_DEC_CMD_PAUSE */ |
| 1904 | | #define V4L2_DEC_CMD_PAUSE_TO_BLACK (1 << 0) |
| 1905 | | |
| 1906 | | /* Flags for V4L2_DEC_CMD_STOP */ |
| 1907 | | #define V4L2_DEC_CMD_STOP_TO_BLACK (1 << 0) |
| 1908 | | #define V4L2_DEC_CMD_STOP_IMMEDIATELY (1 << 1) |
| 1909 | | |
| 1910 | | /* Play format requirements (returned by the driver): */ |
| 1911 | | |
| 1912 | | /* The decoder has no special format requirements */ |
| 1913 | | #define V4L2_DEC_START_FMT_NONE (0) |
| 1914 | | /* The decoder requires full GOPs */ |
| 1915 | | #define V4L2_DEC_START_FMT_GOP (1) |
| 1916 | | |
| 1917 | | /* The structure must be zeroed before use by the application |
| 1918 | | This ensures it can be extended safely in the future. */ |
| 1919 | | struct v4l2_decoder_cmd { |
| 1920 | | __u32 cmd; |
| 1921 | | __u32 flags; |
| 1922 | | union { |
| 1923 | | struct { |
| 1924 | | __u64 pts; |
| 1925 | | } stop; |
| 1926 | | |
| 1927 | | struct { |
| 1928 | | /* 0 or 1000 specifies normal speed, |
| 1929 | | 1 specifies forward single stepping, |
| 1930 | | -1 specifies backward single stepping, |
| 1931 | | >1: playback at speed/1000 of the normal speed, |
| 1932 | | <-1: reverse playback at (-speed/1000) of the normal speed. */ |
| 1933 | | __s32 speed; |
| 1934 | | __u32 format; |
| 1935 | | } start; |
| 1936 | | |
| 1937 | | struct { |
| 1938 | | __u32 data[16]; |
| 1939 | | } raw; |
| 1940 | | }; |
| 1941 | | }; |
| 1942 | | #endif |
| 1943 | | |
| 1944 | | |
| 1945 | | /* |
| 1946 | | * D A T A S E R V I C E S ( V B I ) |
| 1947 | | * |
| 1948 | | * Data services API by Michael Schimek |
| 1949 | | */ |
| 1950 | | |
| 1951 | | /* Raw VBI */ |
| 1952 | | struct v4l2_vbi_format { |
| 1953 | | __u32 sampling_rate; /* in 1 Hz */ |
| 1954 | | __u32 offset; |
| 1955 | | __u32 samples_per_line; |
| 1956 | | __u32 sample_format; /* V4L2_PIX_FMT_* */ |
| 1957 | | __s32 start[2]; |
| 1958 | | __u32 count[2]; |
| 1959 | | __u32 flags; /* V4L2_VBI_* */ |
| 1960 | | __u32 reserved[2]; /* must be zero */ |
| 1961 | | }; |
| 1962 | | |
| 1963 | | /* VBI flags */ |
| 1964 | | #define V4L2_VBI_UNSYNC (1 << 0) |
| 1965 | | #define V4L2_VBI_INTERLACED (1 << 1) |
| 1966 | | |
| 1967 | | /* ITU-R start lines for each field */ |
| 1968 | | #define V4L2_VBI_ITU_525_F1_START (1) |
| 1969 | | #define V4L2_VBI_ITU_525_F2_START (264) |
| 1970 | | #define V4L2_VBI_ITU_625_F1_START (1) |
| 1971 | | #define V4L2_VBI_ITU_625_F2_START (314) |
| 1972 | | |
| 1973 | | /* Sliced VBI |
| 1974 | | * |
| 1975 | | * This implements is a proposal V4L2 API to allow SLICED VBI |
| 1976 | | * required for some hardware encoders. It should change without |
| 1977 | | * notice in the definitive implementation. |
| 1978 | | */ |
| 1979 | | |
| 1980 | | struct v4l2_sliced_vbi_format { |
| 1981 | | __u16 service_set; |
| 1982 | | /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field |
| 1983 | | service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field |
| 1984 | | (equals frame lines 313-336 for 625 line video |
| 1985 | | standards, 263-286 for 525 line standards) */ |
| 1986 | | __u16 service_lines[2][24]; |
| 1987 | | __u32 io_size; |
| 1988 | | __u32 reserved[2]; /* must be zero */ |
| 1989 | | }; |
| 1990 | | |
| 1991 | | /* Teletext World System Teletext |
| 1992 | | (WST), defined on ITU-R BT.653-2 */ |
| 1993 | | #define V4L2_SLICED_TELETEXT_B (0x0001) |
| 1994 | | /* Video Program System, defined on ETS 300 231*/ |
| 1995 | | #define V4L2_SLICED_VPS (0x0400) |
| 1996 | | /* Closed Caption, defined on EIA-608 */ |
| 1997 | | #define V4L2_SLICED_CAPTION_525 (0x1000) |
| 1998 | | /* Wide Screen System, defined on ITU-R BT1119.1 */ |
| 1999 | | #define V4L2_SLICED_WSS_625 (0x4000) |
| 2000 | | |
| 2001 | | #define V4L2_SLICED_VBI_525 (V4L2_SLICED_CAPTION_525) |
| 2002 | | #define V4L2_SLICED_VBI_625 (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625) |
| 2003 | | |
| 2004 | | struct v4l2_sliced_vbi_cap { |
| 2005 | | __u16 service_set; |
| 2006 | | /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field |
| 2007 | | service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field |
| 2008 | | (equals frame lines 313-336 for 625 line video |
| 2009 | | standards, 263-286 for 525 line standards) */ |
| 2010 | | __u16 service_lines[2][24]; |
| 2011 | | __u32 type; /* enum v4l2_buf_type */ |
| 2012 | | __u32 reserved[3]; /* must be 0 */ |
| 2013 | | }; |
| 2014 | | |
| 2015 | | struct v4l2_sliced_vbi_data { |
| 2016 | | __u32 id; |
| 2017 | | __u32 field; /* 0: first field, 1: second field */ |
| 2018 | | __u32 line; /* 1-23 */ |
| 2019 | | __u32 reserved; /* must be 0 */ |
| 2020 | | __u8 data[48]; |
| 2021 | | }; |
| 2022 | | |
| 2023 | | /* |
| 2024 | | * Sliced VBI data inserted into MPEG Streams |
| 2025 | | */ |
| 2026 | | |
| 2027 | | /* |
| 2028 | | * V4L2_MPEG_STREAM_VBI_FMT_IVTV: |
| 2029 | | * |
| 2030 | | * Structure of payload contained in an MPEG 2 Private Stream 1 PES Packet in an |
| 2031 | | * MPEG-2 Program Pack that contains V4L2_MPEG_STREAM_VBI_FMT_IVTV Sliced VBI |
| 2032 | | * data |
| 2033 | | * |
| 2034 | | * Note, the MPEG-2 Program Pack and Private Stream 1 PES packet header |
| 2035 | | * definitions are not included here. See the MPEG-2 specifications for details |
| 2036 | | * on these headers. |
| 2037 | | */ |
| 2038 | | |
| 2039 | | /* Line type IDs */ |
| 2040 | | #define V4L2_MPEG_VBI_IVTV_TELETEXT_B (1) |
| 2041 | | #define V4L2_MPEG_VBI_IVTV_CAPTION_525 (4) |
| 2042 | | #define V4L2_MPEG_VBI_IVTV_WSS_625 (5) |
| 2043 | | #define V4L2_MPEG_VBI_IVTV_VPS (7) |
| 2044 | | |
| 2045 | | struct v4l2_mpeg_vbi_itv0_line { |
| 2046 | | __u8 id; /* One of V4L2_MPEG_VBI_IVTV_* above */ |
| 2047 | | __u8 data[42]; /* Sliced VBI data for the line */ |
| 2048 | | } __attribute__ ((packed)); |
| 2049 | | |
| 2050 | | struct v4l2_mpeg_vbi_itv0 { |
| 2051 | | __u32 linemask[2]; /* Bitmasks of VBI service lines present */ |
| 2052 | | struct v4l2_mpeg_vbi_itv0_line line[35]; |
| 2053 | | } __attribute__ ((packed)); |
| 2054 | | |
| 2055 | | struct v4l2_mpeg_vbi_ITV0 { |
| 2056 | | struct v4l2_mpeg_vbi_itv0_line line[36]; |
| 2057 | | } __attribute__ ((packed)); |
| 2058 | | |
| 2059 | | #define V4L2_MPEG_VBI_IVTV_MAGIC0 "itv0" |
| 2060 | | #define V4L2_MPEG_VBI_IVTV_MAGIC1 "ITV0" |
| 2061 | | |
| 2062 | | struct v4l2_mpeg_vbi_fmt_ivtv { |
| 2063 | | __u8 magic[4]; |
| 2064 | | union { |
| 2065 | | struct v4l2_mpeg_vbi_itv0 itv0; |
| 2066 | | struct v4l2_mpeg_vbi_ITV0 ITV0; |
| 2067 | | }; |
| 2068 | | } __attribute__ ((packed)); |
| 2069 | | |
| 2070 | | /* |
| 2071 | | * A G G R E G A T E S T R U C T U R E S |
| 2072 | | */ |
| 2073 | | |
| 2074 | | /** |
| 2075 | | * struct v4l2_plane_pix_format - additional, per-plane format definition |
| 2076 | | * @sizeimage: maximum size in bytes required for data, for which |
| 2077 | | * this plane will be used |
| 2078 | | * @bytesperline: distance in bytes between the leftmost pixels in two |
| 2079 | | * adjacent lines |
| 2080 | | */ |
| 2081 | | struct v4l2_plane_pix_format { |
| 2082 | | __u32 sizeimage; |
| 2083 | | __u32 bytesperline; |
| 2084 | | __u16 reserved[6]; |
| 2085 | | } __attribute__ ((packed)); |
| 2086 | | |
| 2087 | | /** |
| 2088 | | * struct v4l2_pix_format_mplane - multiplanar format definition |
| 2089 | | * @width: image width in pixels |
| 2090 | | * @height: image height in pixels |
| 2091 | | * @pixelformat: little endian four character code (fourcc) |
| 2092 | | * @field: enum v4l2_field; field order (for interlaced video) |
| 2093 | | * @colorspace: enum v4l2_colorspace; supplemental to pixelformat |
| 2094 | | * @plane_fmt: per-plane information |
| 2095 | | * @num_planes: number of planes for this format |
| 2096 | | * @flags: format flags (V4L2_PIX_FMT_FLAG_*) |
| 2097 | | * @ycbcr_enc: enum v4l2_ycbcr_encoding, Y'CbCr encoding |
| 2098 | | * @quantization: enum v4l2_quantization, colorspace quantization |
| 2099 | | * @xfer_func: enum v4l2_xfer_func, colorspace transfer function |
| 2100 | | */ |
| 2101 | | struct v4l2_pix_format_mplane { |
| 2102 | | __u32 width; |
| 2103 | | __u32 height; |
| 2104 | | __u32 pixelformat; |
| 2105 | | __u32 field; |
| 2106 | | __u32 colorspace; |
| 2107 | | |
| 2108 | | struct v4l2_plane_pix_format plane_fmt[VIDEO_MAX_PLANES]; |
| 2109 | | __u8 num_planes; |
| 2110 | | __u8 flags; |
| 2111 | | union { |
| 2112 | | __u8 ycbcr_enc; |
| 2113 | | __u8 hsv_enc; |
| 2114 | | }; |
| 2115 | | __u8 quantization; |
| 2116 | | __u8 xfer_func; |
| 2117 | | __u8 reserved[7]; |
| 2118 | | } __attribute__ ((packed)); |
| 2119 | | |
| 2120 | | /** |
| 2121 | | * struct v4l2_sdr_format - SDR format definition |
| 2122 | | * @pixelformat: little endian four character code (fourcc) |
| 2123 | | * @buffersize: maximum size in bytes required for data |
| 2124 | | */ |
| 2125 | | struct v4l2_sdr_format { |
| 2126 | | __u32 pixelformat; |
| 2127 | | __u32 buffersize; |
| 2128 | | __u8 reserved[24]; |
| 2129 | | } __attribute__ ((packed)); |
| 2130 | | |
| 2131 | | /** |
| 2132 | | * struct v4l2_meta_format - metadata format definition |
| 2133 | | * @dataformat: little endian four character code (fourcc) |
| 2134 | | * @buffersize: maximum size in bytes required for data |
| 2135 | | */ |
| 2136 | | struct v4l2_meta_format { |
| 2137 | | __u32 dataformat; |
| 2138 | | __u32 buffersize; |
| 2139 | | } __attribute__ ((packed)); |
| 2140 | | |
| 2141 | | /** |
| 2142 | | * struct v4l2_format - stream data format |
| 2143 | | * @type: enum v4l2_buf_type; type of the data stream |
| 2144 | | * @pix: definition of an image format |
| 2145 | | * @pix_mp: definition of a multiplanar image format |
| 2146 | | * @win: definition of an overlaid image |
| 2147 | | * @vbi: raw VBI capture or output parameters |
| 2148 | | * @sliced: sliced VBI capture or output parameters |
| 2149 | | * @raw_data: placeholder for future extensions and custom formats |
| 2150 | | */ |
| 2151 | | struct v4l2_format { |
| 2152 | | __u32 type; |
| 2153 | | union { |
| 2154 | | struct v4l2_pix_format pix; /* V4L2_BUF_TYPE_VIDEO_CAPTURE */ |
| 2155 | | struct v4l2_pix_format_mplane pix_mp; /* V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE */ |
| 2156 | | struct v4l2_window win; /* V4L2_BUF_TYPE_VIDEO_OVERLAY */ |
| 2157 | | struct v4l2_vbi_format vbi; /* V4L2_BUF_TYPE_VBI_CAPTURE */ |
| 2158 | | struct v4l2_sliced_vbi_format sliced; /* V4L2_BUF_TYPE_SLICED_VBI_CAPTURE */ |
| 2159 | | struct v4l2_sdr_format sdr; /* V4L2_BUF_TYPE_SDR_CAPTURE */ |
| 2160 | | struct v4l2_meta_format meta; /* V4L2_BUF_TYPE_META_CAPTURE */ |
| 2161 | | __u8 raw_data[200]; /* user-defined */ |
| 2162 | | } fmt; |
| 2163 | | }; |
| 2164 | | |
| 2165 | | /* Stream type-dependent parameters |
| 2166 | | */ |
| 2167 | | struct v4l2_streamparm { |
| 2168 | | __u32 type; /* enum v4l2_buf_type */ |
| 2169 | | union { |
| 2170 | | struct v4l2_captureparm capture; |
| 2171 | | struct v4l2_outputparm output; |
| 2172 | | __u8 raw_data[200]; /* user-defined */ |
| 2173 | | } parm; |
| 2174 | | }; |
| 2175 | | |
| 2176 | | /* |
| 2177 | | * E V E N T S |
| 2178 | | */ |
| 2179 | | |
| 2180 | | #define V4L2_EVENT_ALL 0 |
| 2181 | | #define V4L2_EVENT_VSYNC 1 |
| 2182 | | #define V4L2_EVENT_EOS 2 |
| 2183 | | #define V4L2_EVENT_CTRL 3 |
| 2184 | | #define V4L2_EVENT_FRAME_SYNC 4 |
| 2185 | | #define V4L2_EVENT_SOURCE_CHANGE 5 |
| 2186 | | #define V4L2_EVENT_MOTION_DET 6 |
| 2187 | | #define V4L2_EVENT_PRIVATE_START 0x08000000 |
| 2188 | | |
| 2189 | | /* Payload for V4L2_EVENT_VSYNC */ |
| 2190 | | struct v4l2_event_vsync { |
| 2191 | | /* Can be V4L2_FIELD_ANY, _NONE, _TOP or _BOTTOM */ |
| 2192 | | __u8 field; |
| 2193 | | } __attribute__ ((packed)); |
| 2194 | | |
| 2195 | | /* Payload for V4L2_EVENT_CTRL */ |
| 2196 | | #define V4L2_EVENT_CTRL_CH_VALUE (1 << 0) |
| 2197 | | #define V4L2_EVENT_CTRL_CH_FLAGS (1 << 1) |
| 2198 | | #define V4L2_EVENT_CTRL_CH_RANGE (1 << 2) |
| 2199 | | |
| 2200 | | struct v4l2_event_ctrl { |
| 2201 | | __u32 changes; |
| 2202 | | __u32 type; |
| 2203 | | union { |
| 2204 | | __s32 value; |
| 2205 | | __s64 value64; |
| 2206 | | }; |
| 2207 | | __u32 flags; |
| 2208 | | __s32 minimum; |
| 2209 | | __s32 maximum; |
| 2210 | | __s32 step; |
| 2211 | | __s32 default_value; |
| 2212 | | }; |
| 2213 | | |
| 2214 | | struct v4l2_event_frame_sync { |
| 2215 | | __u32 frame_sequence; |
| 2216 | | }; |
| 2217 | | |
| 2218 | | #define V4L2_EVENT_SRC_CH_RESOLUTION (1 << 0) |
| 2219 | | |
| 2220 | | struct v4l2_event_src_change { |
| 2221 | | __u32 changes; |
| 2222 | | }; |
| 2223 | | |
| 2224 | | #define V4L2_EVENT_MD_FL_HAVE_FRAME_SEQ (1 << 0) |
| 2225 | | |
| 2226 | | /** |
| 2227 | | * struct v4l2_event_motion_det - motion detection event |
| 2228 | | * @flags: if V4L2_EVENT_MD_FL_HAVE_FRAME_SEQ is set, then the |
| 2229 | | * frame_sequence field is valid. |
| 2230 | | * @frame_sequence: the frame sequence number associated with this event. |
| 2231 | | * @region_mask: which regions detected motion. |
| 2232 | | */ |
| 2233 | | struct v4l2_event_motion_det { |
| 2234 | | __u32 flags; |
| 2235 | | __u32 frame_sequence; |
| 2236 | | __u32 region_mask; |
| 2237 | | }; |
| 2238 | | |
| 2239 | | struct v4l2_event { |
| 2240 | | __u32 type; |
| 2241 | | union { |
| 2242 | | struct v4l2_event_vsync vsync; |
| 2243 | | struct v4l2_event_ctrl ctrl; |
| 2244 | | struct v4l2_event_frame_sync frame_sync; |
| 2245 | | struct v4l2_event_src_change src_change; |
| 2246 | | struct v4l2_event_motion_det motion_det; |
| 2247 | | __u8 data[64]; |
| 2248 | | } u; |
| 2249 | | __u32 pending; |
| 2250 | | __u32 sequence; |
| 2251 | | struct timespec timestamp; |
| 2252 | | __u32 id; |
| 2253 | | __u32 reserved[8]; |
| 2254 | | }; |
| 2255 | | |
| 2256 | | #define V4L2_EVENT_SUB_FL_SEND_INITIAL (1 << 0) |
| 2257 | | #define V4L2_EVENT_SUB_FL_ALLOW_FEEDBACK (1 << 1) |
| 2258 | | |
| 2259 | | struct v4l2_event_subscription { |
| 2260 | | __u32 type; |
| 2261 | | __u32 id; |
| 2262 | | __u32 flags; |
| 2263 | | __u32 reserved[5]; |
| 2264 | | }; |
| 2265 | | |
| 2266 | | /* |
| 2267 | | * A D V A N C E D D E B U G G I N G |
| 2268 | | * |
| 2269 | | * NOTE: EXPERIMENTAL API, NEVER RELY ON THIS IN APPLICATIONS! |
| 2270 | | * FOR DEBUGGING, TESTING AND INTERNAL USE ONLY! |
| 2271 | | */ |
| 2272 | | |
| 2273 | | /* VIDIOC_DBG_G_REGISTER and VIDIOC_DBG_S_REGISTER */ |
| 2274 | | |
| 2275 | | #define V4L2_CHIP_MATCH_BRIDGE 0 /* Match against chip ID on the bridge (0 for the bridge) */ |
| 2276 | | #define V4L2_CHIP_MATCH_SUBDEV 4 /* Match against subdev index */ |
| 2277 | | |
| 2278 | | /* The following four defines are no longer in use */ |
| 2279 | | #define V4L2_CHIP_MATCH_HOST V4L2_CHIP_MATCH_BRIDGE |
| 2280 | | #define V4L2_CHIP_MATCH_I2C_DRIVER 1 /* Match against I2C driver name */ |
| 2281 | | #define V4L2_CHIP_MATCH_I2C_ADDR 2 /* Match against I2C 7-bit address */ |
| 2282 | | #define V4L2_CHIP_MATCH_AC97 3 /* Match against ancillary AC97 chip */ |
| 2283 | | |
| 2284 | | struct v4l2_dbg_match { |
| 2285 | | __u32 type; /* Match type */ |
| 2286 | | union { /* Match this chip, meaning determined by type */ |
| 2287 | | __u32 addr; |
| 2288 | | char name[32]; |
| 2289 | | }; |
| 2290 | | } __attribute__ ((packed)); |
| 2291 | | |
| 2292 | | struct v4l2_dbg_register { |
| 2293 | | struct v4l2_dbg_match match; |
| 2294 | | __u32 size; /* register size in bytes */ |
| 2295 | | __u64 reg; |
| 2296 | | __u64 val; |
| 2297 | | } __attribute__ ((packed)); |
| 2298 | | |
| 2299 | | #define V4L2_CHIP_FL_READABLE (1 << 0) |
| 2300 | | #define V4L2_CHIP_FL_WRITABLE (1 << 1) |
| 2301 | | |
| 2302 | | /* VIDIOC_DBG_G_CHIP_INFO */ |
| 2303 | | struct v4l2_dbg_chip_info { |
| 2304 | | struct v4l2_dbg_match match; |
| 2305 | | char name[32]; |
| 2306 | | __u32 flags; |
| 2307 | | __u32 reserved[32]; |
| 2308 | | } __attribute__ ((packed)); |
| 2309 | | |
| 2310 | | /** |
| 2311 | | * struct v4l2_create_buffers - VIDIOC_CREATE_BUFS argument |
| 2312 | | * @index: on return, index of the first created buffer |
| 2313 | | * @count: entry: number of requested buffers, |
| 2314 | | * return: number of created buffers |
| 2315 | | * @memory: enum v4l2_memory; buffer memory type |
| 2316 | | * @format: frame format, for which buffers are requested |
| 2317 | | * @reserved: future extensions |
| 2318 | | */ |
| 2319 | | struct v4l2_create_buffers { |
| 2320 | | __u32 index; |
| 2321 | | __u32 count; |
| 2322 | | __u32 memory; |
| 2323 | | struct v4l2_format format; |
| 2324 | | __u32 reserved[8]; |
| 2325 | | }; |
| 2326 | | |
| 2327 | | /* |
| 2328 | | * 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 |
| 2329 | | * |
| 2330 | | */ |
| 2331 | | #define VIDIOC_QUERYCAP _IOR('V', 0, struct v4l2_capability) |
| 2332 | | #define VIDIOC_ENUM_FMT _IOWR('V', 2, struct v4l2_fmtdesc) |
| 2333 | | #define VIDIOC_G_FMT _IOWR('V', 4, struct v4l2_format) |
| 2334 | | #define VIDIOC_S_FMT _IOWR('V', 5, struct v4l2_format) |
| 2335 | | #define VIDIOC_REQBUFS _IOWR('V', 8, struct v4l2_requestbuffers) |
| 2336 | | #define VIDIOC_QUERYBUF _IOWR('V', 9, struct v4l2_buffer) |
| 2337 | | #define VIDIOC_G_FBUF _IOR('V', 10, struct v4l2_framebuffer) |
| 2338 | | #define VIDIOC_S_FBUF _IOW('V', 11, struct v4l2_framebuffer) |
| 2339 | | #define VIDIOC_OVERLAY _IOW('V', 14, int) |
| 2340 | | #define VIDIOC_QBUF _IOWR('V', 15, struct v4l2_buffer) |
| 2341 | | #define VIDIOC_EXPBUF _IOWR('V', 16, struct v4l2_exportbuffer) |
| 2342 | | #define VIDIOC_DQBUF _IOWR('V', 17, struct v4l2_buffer) |
| 2343 | | #define VIDIOC_STREAMON _IOW('V', 18, int) |
| 2344 | | #define VIDIOC_STREAMOFF _IOW('V', 19, int) |
| 2345 | | #define VIDIOC_G_PARM _IOWR('V', 21, struct v4l2_streamparm) |
| 2346 | | #define VIDIOC_S_PARM _IOWR('V', 22, struct v4l2_streamparm) |
| 2347 | | #define VIDIOC_G_STD _IOR('V', 23, v4l2_std_id) |
| 2348 | | #define VIDIOC_S_STD _IOW('V', 24, v4l2_std_id) |
| 2349 | | #define VIDIOC_ENUMSTD _IOWR('V', 25, struct v4l2_standard) |
| 2350 | | #define VIDIOC_ENUMINPUT _IOWR('V', 26, struct v4l2_input) |
| 2351 | | #define VIDIOC_G_CTRL _IOWR('V', 27, struct v4l2_control) |
| 2352 | | #define VIDIOC_S_CTRL _IOWR('V', 28, struct v4l2_control) |
| 2353 | | #define VIDIOC_G_TUNER _IOWR('V', 29, struct v4l2_tuner) |
| 2354 | | #define VIDIOC_S_TUNER _IOW('V', 30, struct v4l2_tuner) |
| 2355 | | #define VIDIOC_G_AUDIO _IOR('V', 33, struct v4l2_audio) |
| 2356 | | #define VIDIOC_S_AUDIO _IOW('V', 34, struct v4l2_audio) |
| 2357 | | #define VIDIOC_QUERYCTRL _IOWR('V', 36, struct v4l2_queryctrl) |
| 2358 | | #define VIDIOC_QUERYMENU _IOWR('V', 37, struct v4l2_querymenu) |
| 2359 | | #define VIDIOC_G_INPUT _IOR('V', 38, int) |
| 2360 | | #define VIDIOC_S_INPUT _IOWR('V', 39, int) |
| 2361 | | #define VIDIOC_G_EDID _IOWR('V', 40, struct v4l2_edid) |
| 2362 | | #define VIDIOC_S_EDID _IOWR('V', 41, struct v4l2_edid) |
| 2363 | | #define VIDIOC_G_OUTPUT _IOR('V', 46, int) |
| 2364 | | #define VIDIOC_S_OUTPUT _IOWR('V', 47, int) |
| 2365 | | #define VIDIOC_ENUMOUTPUT _IOWR('V', 48, struct v4l2_output) |
| 2366 | | #define VIDIOC_G_AUDOUT _IOR('V', 49, struct v4l2_audioout) |
| 2367 | | #define VIDIOC_S_AUDOUT _IOW('V', 50, struct v4l2_audioout) |
| 2368 | | #define VIDIOC_G_MODULATOR _IOWR('V', 54, struct v4l2_modulator) |
| 2369 | | #define VIDIOC_S_MODULATOR _IOW('V', 55, struct v4l2_modulator) |
| 2370 | | #define VIDIOC_G_FREQUENCY _IOWR('V', 56, struct v4l2_frequency) |
| 2371 | | #define VIDIOC_S_FREQUENCY _IOW('V', 57, struct v4l2_frequency) |
| 2372 | | #define VIDIOC_CROPCAP _IOWR('V', 58, struct v4l2_cropcap) |
| 2373 | | #define VIDIOC_G_CROP _IOWR('V', 59, struct v4l2_crop) |
| 2374 | | #define VIDIOC_S_CROP _IOW('V', 60, struct v4l2_crop) |
| 2375 | | #define VIDIOC_G_JPEGCOMP _IOR('V', 61, struct v4l2_jpegcompression) |
| 2376 | | #define VIDIOC_S_JPEGCOMP _IOW('V', 62, struct v4l2_jpegcompression) |
| 2377 | | #define VIDIOC_QUERYSTD _IOR('V', 63, v4l2_std_id) |
| 2378 | | #define VIDIOC_TRY_FMT _IOWR('V', 64, struct v4l2_format) |
| 2379 | | #define VIDIOC_ENUMAUDIO _IOWR('V', 65, struct v4l2_audio) |
| 2380 | | #define VIDIOC_ENUMAUDOUT _IOWR('V', 66, struct v4l2_audioout) |
| 2381 | | #define VIDIOC_G_PRIORITY _IOR('V', 67, __u32) /* enum v4l2_priority */ |
| 2382 | | #define VIDIOC_S_PRIORITY _IOW('V', 68, __u32) /* enum v4l2_priority */ |
| 2383 | | #define VIDIOC_G_SLICED_VBI_CAP _IOWR('V', 69, struct v4l2_sliced_vbi_cap) |
| 2384 | | #define VIDIOC_LOG_STATUS _IO('V', 70) |
| 2385 | | #define VIDIOC_G_EXT_CTRLS _IOWR('V', 71, struct v4l2_ext_controls) |
| 2386 | | #define VIDIOC_S_EXT_CTRLS _IOWR('V', 72, struct v4l2_ext_controls) |
| 2387 | | #define VIDIOC_TRY_EXT_CTRLS _IOWR('V', 73, struct v4l2_ext_controls) |
| 2388 | | #define VIDIOC_ENUM_FRAMESIZES _IOWR('V', 74, struct v4l2_frmsizeenum) |
| 2389 | | #define VIDIOC_ENUM_FRAMEINTERVALS _IOWR('V', 75, struct v4l2_frmivalenum) |
| 2390 | | #define VIDIOC_G_ENC_INDEX _IOR('V', 76, struct v4l2_enc_idx) |
| 2391 | | #define VIDIOC_ENCODER_CMD _IOWR('V', 77, struct v4l2_encoder_cmd) |
| 2392 | | #define VIDIOC_TRY_ENCODER_CMD _IOWR('V', 78, struct v4l2_encoder_cmd) |
| 2393 | | |
| 2394 | | /* |
| 2395 | | * Experimental, meant for debugging, testing and internal use. |
| 2396 | | * Only implemented if CONFIG_VIDEO_ADV_DEBUG is defined. |
| 2397 | | * You must be root to use these ioctls. Never use these in applications! |
| 2398 | | */ |
| 2399 | | #define VIDIOC_DBG_S_REGISTER _IOW('V', 79, struct v4l2_dbg_register) |
| 2400 | | #define VIDIOC_DBG_G_REGISTER _IOWR('V', 80, struct v4l2_dbg_register) |
| 2401 | | |
| 2402 | | #define VIDIOC_S_HW_FREQ_SEEK _IOW('V', 82, struct v4l2_hw_freq_seek) |
| 2403 | | #define VIDIOC_S_DV_TIMINGS _IOWR('V', 87, struct v4l2_dv_timings) |
| 2404 | | #define VIDIOC_G_DV_TIMINGS _IOWR('V', 88, struct v4l2_dv_timings) |
| 2405 | | #define VIDIOC_DQEVENT _IOR('V', 89, struct v4l2_event) |
| 2406 | | #define VIDIOC_SUBSCRIBE_EVENT _IOW('V', 90, struct v4l2_event_subscription) |
| 2407 | | #define VIDIOC_UNSUBSCRIBE_EVENT _IOW('V', 91, struct v4l2_event_subscription) |
| 2408 | | #define VIDIOC_CREATE_BUFS _IOWR('V', 92, struct v4l2_create_buffers) |
| 2409 | | #define VIDIOC_PREPARE_BUF _IOWR('V', 93, struct v4l2_buffer) |
| 2410 | | #define VIDIOC_G_SELECTION _IOWR('V', 94, struct v4l2_selection) |
| 2411 | | #define VIDIOC_S_SELECTION _IOWR('V', 95, struct v4l2_selection) |
| 2412 | | #define VIDIOC_DECODER_CMD _IOWR('V', 96, struct v4l2_decoder_cmd) |
| 2413 | | #define VIDIOC_TRY_DECODER_CMD _IOWR('V', 97, struct v4l2_decoder_cmd) |
| 2414 | | #define VIDIOC_ENUM_DV_TIMINGS _IOWR('V', 98, struct v4l2_enum_dv_timings) |
| 2415 | | #define VIDIOC_QUERY_DV_TIMINGS _IOR('V', 99, struct v4l2_dv_timings) |
| 2416 | | #define VIDIOC_DV_TIMINGS_CAP _IOWR('V', 100, struct v4l2_dv_timings_cap) |
| 2417 | | #define VIDIOC_ENUM_FREQ_BANDS _IOWR('V', 101, struct v4l2_frequency_band) |
| 2418 | | |
| 2419 | | /* |
| 2420 | | * Experimental, meant for debugging, testing and internal use. |
| 2421 | | * Never use this in applications! |
| 2422 | | */ |
| 2423 | | #define VIDIOC_DBG_G_CHIP_INFO _IOWR('V', 102, struct v4l2_dbg_chip_info) |
| 2424 | | |
| 2425 | | #define VIDIOC_QUERY_EXT_CTRL _IOWR('V', 103, struct v4l2_query_ext_ctrl) |
| 2426 | | |
| 2427 | | /* Reminder: when adding new ioctls please add support for them to |
| 2428 | | drivers/media/v4l2-core/v4l2-compat-ioctl32.c as well! */ |
| 2429 | | |
| 2430 | | #define BASE_VIDIOC_PRIVATE 192 /* 192-255 are private */ |
| 2431 | | |
| 2432 | | #endif /* __LINUX_VIDEODEV2_H */ |
