1 /* 2 * Video for Linux Two header file 3 * 4 * Copyright (C) 1999-2007 the contributors 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License as published by 8 * the Free Software Foundation; either version 2 of the License, or 9 * (at your option) any later version. 10 * 11 * This program is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU General Public License for more details. 15 * 16 * Alternatively you can redistribute this file under the terms of the 17 * BSD license as stated below: 18 * 19 * Redistribution and use in source and binary forms, with or without 20 * modification, are permitted provided that the following conditions 21 * are met: 22 * 1. Redistributions of source code must retain the above copyright 23 * notice, this list of conditions and the following disclaimer. 24 * 2. Redistributions in binary form must reproduce the above copyright 25 * notice, this list of conditions and the following disclaimer in 26 * the documentation and/or other materials provided with the 27 * distribution. 28 * 3. The names of its contributors may not be used to endorse or promote 29 * products derived from this software without specific prior written 30 * permission. 31 * 32 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 33 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 34 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 35 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 36 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 37 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED 38 * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 39 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 40 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 41 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 42 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 43 * 44 * Header file for v4l or V4L2 drivers and applications 45 * with public API. 46 * All kernel-specific stuff were moved to media/v4l2-dev.h, so 47 * no #if __KERNEL tests are allowed here 48 * 49 * See http://linuxtv.org for more info 50 * 51 * Author: Bill Dirks <bill@thedirks.org> 52 * Justin Schoeman 53 * Hans Verkuil <hverkuil@xs4all.nl> 54 * et al. 55 */ 56 #ifndef __LINUX_VIDEODEV2_H 57 #define __LINUX_VIDEODEV2_H 58 59 #ifdef __KERNEL__ 60 #include <linux/time.h> /* need struct timeval */ 61 #else 62 #include <sys/time.h> 63 #endif 64 #include <linux/compiler.h> 65 #include <linux/ioctl.h> 66 #include <linux/types.h> 67 68 /* 69 * Common stuff for both V4L1 and V4L2 70 * Moved from videodev.h 71 */ 72 #define VIDEO_MAX_FRAME 32 73 74 #ifndef __KERNEL__ 75 76 /* These defines are V4L1 specific and should not be used with the V4L2 API! 77 They will be removed from this header in the future. */ 78 79 #define VID_TYPE_CAPTURE 1 /* Can capture */ 80 #define VID_TYPE_TUNER 2 /* Can tune */ 81 #define VID_TYPE_TELETEXT 4 /* Does teletext */ 82 #define VID_TYPE_OVERLAY 8 /* Overlay onto frame buffer */ 83 #define VID_TYPE_CHROMAKEY 16 /* Overlay by chromakey */ 84 #define VID_TYPE_CLIPPING 32 /* Can clip */ 85 #define VID_TYPE_FRAMERAM 64 /* Uses the frame buffer memory */ 86 #define VID_TYPE_SCALES 128 /* Scalable */ 87 #define VID_TYPE_MONOCHROME 256 /* Monochrome only */ 88 #define VID_TYPE_SUBCAPTURE 512 /* Can capture subareas of the image */ 89 #define VID_TYPE_MPEG_DECODER 1024 /* Can decode MPEG streams */ 90 #define VID_TYPE_MPEG_ENCODER 2048 /* Can encode MPEG streams */ 91 #define VID_TYPE_MJPEG_DECODER 4096 /* Can decode MJPEG streams */ 92 #define VID_TYPE_MJPEG_ENCODER 8192 /* Can encode MJPEG streams */ 93 #endif 94 95 /* 96 * M I S C E L L A N E O U S 97 */ 98 99 /* Four-character-code (FOURCC) */ 100 #define v4l2_fourcc(a, b, c, d)\ 101 ((__u32)(a) | ((__u32)(b) << 8) | ((__u32)(c) << 16) | ((__u32)(d) << 24)) 102 103 /* 104 * E N U M S 105 */ 106 enum v4l2_field { 107 V4L2_FIELD_ANY = 0, /* driver can choose from none, 108 top, bottom, interlaced 109 depending on whatever it thinks 110 is approximate ... */ 111 V4L2_FIELD_NONE = 1, /* this device has no fields ... */ 112 V4L2_FIELD_TOP = 2, /* top field only */ 113 V4L2_FIELD_BOTTOM = 3, /* bottom field only */ 114 V4L2_FIELD_INTERLACED = 4, /* both fields interlaced */ 115 V4L2_FIELD_SEQ_TB = 5, /* both fields sequential into one 116 buffer, top-bottom order */ 117 V4L2_FIELD_SEQ_BT = 6, /* same as above + bottom-top order */ 118 V4L2_FIELD_ALTERNATE = 7, /* both fields alternating into 119 separate buffers */ 120 V4L2_FIELD_INTERLACED_TB = 8, /* both fields interlaced, top field 121 first and the top field is 122 transmitted first */ 123 V4L2_FIELD_INTERLACED_BT = 9, /* both fields interlaced, top field 124 first and the bottom field is 125 transmitted first */ 126 }; 127 #define V4L2_FIELD_HAS_TOP(field) \ 128 ((field) == V4L2_FIELD_TOP ||\ 129 (field) == V4L2_FIELD_INTERLACED ||\ 130 (field) == V4L2_FIELD_INTERLACED_TB ||\ 131 (field) == V4L2_FIELD_INTERLACED_BT ||\ 132 (field) == V4L2_FIELD_SEQ_TB ||\ 133 (field) == V4L2_FIELD_SEQ_BT) 134 #define V4L2_FIELD_HAS_BOTTOM(field) \ 135 ((field) == V4L2_FIELD_BOTTOM ||\ 136 (field) == V4L2_FIELD_INTERLACED ||\ 137 (field) == V4L2_FIELD_INTERLACED_TB ||\ 138 (field) == V4L2_FIELD_INTERLACED_BT ||\ 139 (field) == V4L2_FIELD_SEQ_TB ||\ 140 (field) == V4L2_FIELD_SEQ_BT) 141 #define V4L2_FIELD_HAS_BOTH(field) \ 142 ((field) == V4L2_FIELD_INTERLACED ||\ 143 (field) == V4L2_FIELD_INTERLACED_TB ||\ 144 (field) == V4L2_FIELD_INTERLACED_BT ||\ 145 (field) == V4L2_FIELD_SEQ_TB ||\ 146 (field) == V4L2_FIELD_SEQ_BT) 147 148 enum v4l2_buf_type { 149 V4L2_BUF_TYPE_VIDEO_CAPTURE = 1, 150 V4L2_BUF_TYPE_VIDEO_OUTPUT = 2, 151 V4L2_BUF_TYPE_VIDEO_OVERLAY = 3, 152 V4L2_BUF_TYPE_VBI_CAPTURE = 4, 153 V4L2_BUF_TYPE_VBI_OUTPUT = 5, 154 V4L2_BUF_TYPE_SLICED_VBI_CAPTURE = 6, 155 V4L2_BUF_TYPE_SLICED_VBI_OUTPUT = 7, 156 #if 1 157 /* Experimental */ 158 V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY = 8, 159 #endif 160 V4L2_BUF_TYPE_PRIVATE = 0x80, 161 }; 162 163 enum v4l2_ctrl_type { 164 V4L2_CTRL_TYPE_INTEGER = 1, 165 V4L2_CTRL_TYPE_BOOLEAN = 2, 166 V4L2_CTRL_TYPE_MENU = 3, 167 V4L2_CTRL_TYPE_BUTTON = 4, 168 V4L2_CTRL_TYPE_INTEGER64 = 5, 169 V4L2_CTRL_TYPE_CTRL_CLASS = 6, 170 V4L2_CTRL_TYPE_STRING = 7, 171 }; 172 173 enum v4l2_tuner_type { 174 V4L2_TUNER_RADIO = 1, 175 V4L2_TUNER_ANALOG_TV = 2, 176 V4L2_TUNER_DIGITAL_TV = 3, 177 }; 178 179 enum v4l2_memory { 180 V4L2_MEMORY_MMAP = 1, 181 V4L2_MEMORY_USERPTR = 2, 182 V4L2_MEMORY_OVERLAY = 3, 183 }; 184 185 /* see also http://vektor.theorem.ca/graphics/ycbcr/ */ 186 enum v4l2_colorspace { 187 /* ITU-R 601 -- broadcast NTSC/PAL */ 188 V4L2_COLORSPACE_SMPTE170M = 1, 189 190 /* 1125-Line (US) HDTV */ 191 V4L2_COLORSPACE_SMPTE240M = 2, 192 193 /* HD and modern captures. */ 194 V4L2_COLORSPACE_REC709 = 3, 195 196 /* broken BT878 extents (601, luma range 16-253 instead of 16-235) */ 197 V4L2_COLORSPACE_BT878 = 4, 198 199 /* These should be useful. Assume 601 extents. */ 200 V4L2_COLORSPACE_470_SYSTEM_M = 5, 201 V4L2_COLORSPACE_470_SYSTEM_BG = 6, 202 203 /* I know there will be cameras that send this. So, this is 204 * unspecified chromaticities and full 0-255 on each of the 205 * Y'CbCr components 206 */ 207 V4L2_COLORSPACE_JPEG = 7, 208 209 /* For RGB colourspaces, this is probably a good start. */ 210 V4L2_COLORSPACE_SRGB = 8, 211 }; 212 213 enum v4l2_priority { 214 V4L2_PRIORITY_UNSET = 0, /* not initialized */ 215 V4L2_PRIORITY_BACKGROUND = 1, 216 V4L2_PRIORITY_INTERACTIVE = 2, 217 V4L2_PRIORITY_RECORD = 3, 218 V4L2_PRIORITY_DEFAULT = V4L2_PRIORITY_INTERACTIVE, 219 }; 220 221 struct v4l2_rect { 222 __s32 left; 223 __s32 top; 224 __s32 width; 225 __s32 height; 226 }; 227 228 struct v4l2_fract { 229 __u32 numerator; 230 __u32 denominator; 231 }; 232 233 /* 234 * D R I V E R C A P A B I L I T I E S 235 */ 236 struct v4l2_capability { 237 __u8 driver[16]; /* i.e. "bttv" */ 238 __u8 card[32]; /* i.e. "Hauppauge WinTV" */ 239 __u8 bus_info[32]; /* "PCI:" + pci_name(pci_dev) */ 240 __u32 version; /* should use KERNEL_VERSION() */ 241 __u32 capabilities; /* Device capabilities */ 242 __u32 reserved[4]; 243 }; 244 245 /* Values for 'capabilities' field */ 246 #define V4L2_CAP_VIDEO_CAPTURE 0x00000001 /* Is a video capture device */ 247 #define V4L2_CAP_VIDEO_OUTPUT 0x00000002 /* Is a video output device */ 248 #define V4L2_CAP_VIDEO_OVERLAY 0x00000004 /* Can do video overlay */ 249 #define V4L2_CAP_VBI_CAPTURE 0x00000010 /* Is a raw VBI capture device */ 250 #define V4L2_CAP_VBI_OUTPUT 0x00000020 /* Is a raw VBI output device */ 251 #define V4L2_CAP_SLICED_VBI_CAPTURE 0x00000040 /* Is a sliced VBI capture device */ 252 #define V4L2_CAP_SLICED_VBI_OUTPUT 0x00000080 /* Is a sliced VBI output device */ 253 #define V4L2_CAP_RDS_CAPTURE 0x00000100 /* RDS data capture */ 254 #define V4L2_CAP_VIDEO_OUTPUT_OVERLAY 0x00000200 /* Can do video output overlay */ 255 #define V4L2_CAP_HW_FREQ_SEEK 0x00000400 /* Can do hardware frequency seek */ 256 257 #define V4L2_CAP_TUNER 0x00010000 /* has a tuner */ 258 #define V4L2_CAP_AUDIO 0x00020000 /* has audio support */ 259 #define V4L2_CAP_RADIO 0x00040000 /* is a radio device */ 260 261 #define V4L2_CAP_READWRITE 0x01000000 /* read/write systemcalls */ 262 #define V4L2_CAP_ASYNCIO 0x02000000 /* async I/O */ 263 #define V4L2_CAP_STREAMING 0x04000000 /* streaming I/O ioctls */ 264 265 /* 266 * V I D E O I M A G E F O R M A T 267 */ 268 struct v4l2_pix_format { 269 __u32 width; 270 __u32 height; 271 __u32 pixelformat; 272 enum v4l2_field field; 273 __u32 bytesperline; /* for padding, zero if unused */ 274 __u32 sizeimage; 275 enum v4l2_colorspace colorspace; 276 __u32 priv; /* private data, depends on pixelformat */ 277 }; 278 279 /* Pixel format FOURCC depth Description */ 280 #define V4L2_PIX_FMT_RGB332 v4l2_fourcc('R', 'G', 'B', '1') /* 8 RGB-3-3-2 */ 281 #define V4L2_PIX_FMT_RGB444 v4l2_fourcc('R', '4', '4', '4') /* 16 xxxxrrrr ggggbbbb */ 282 #define V4L2_PIX_FMT_RGB555 v4l2_fourcc('R', 'G', 'B', 'O') /* 16 RGB-5-5-5 */ 283 #define V4L2_PIX_FMT_RGB565 v4l2_fourcc('R', 'G', 'B', 'P') /* 16 RGB-5-6-5 */ 284 #define V4L2_PIX_FMT_RGB555X v4l2_fourcc('R', 'G', 'B', 'Q') /* 16 RGB-5-5-5 BE */ 285 #define V4L2_PIX_FMT_RGB565X v4l2_fourcc('R', 'G', 'B', 'R') /* 16 RGB-5-6-5 BE */ 286 #define V4L2_PIX_FMT_BGR24 v4l2_fourcc('B', 'G', 'R', '3') /* 24 BGR-8-8-8 */ 287 #define V4L2_PIX_FMT_RGB24 v4l2_fourcc('R', 'G', 'B', '3') /* 24 RGB-8-8-8 */ 288 #define V4L2_PIX_FMT_BGR32 v4l2_fourcc('B', 'G', 'R', '4') /* 32 BGR-8-8-8-8 */ 289 #define V4L2_PIX_FMT_RGB32 v4l2_fourcc('R', 'G', 'B', '4') /* 32 RGB-8-8-8-8 */ 290 #define V4L2_PIX_FMT_GREY v4l2_fourcc('G', 'R', 'E', 'Y') /* 8 Greyscale */ 291 #define V4L2_PIX_FMT_Y16 v4l2_fourcc('Y', '1', '6', ' ') /* 16 Greyscale */ 292 #define V4L2_PIX_FMT_PAL8 v4l2_fourcc('P', 'A', 'L', '8') /* 8 8-bit palette */ 293 #define V4L2_PIX_FMT_YVU410 v4l2_fourcc('Y', 'V', 'U', '9') /* 9 YVU 4:1:0 */ 294 #define V4L2_PIX_FMT_YVU420 v4l2_fourcc('Y', 'V', '1', '2') /* 12 YVU 4:2:0 */ 295 #define V4L2_PIX_FMT_YUYV v4l2_fourcc('Y', 'U', 'Y', 'V') /* 16 YUV 4:2:2 */ 296 #define V4L2_PIX_FMT_UYVY v4l2_fourcc('U', 'Y', 'V', 'Y') /* 16 YUV 4:2:2 */ 297 #define V4L2_PIX_FMT_VYUY v4l2_fourcc('V', 'Y', 'U', 'Y') /* 16 YUV 4:2:2 */ 298 #define V4L2_PIX_FMT_YUV422P v4l2_fourcc('4', '2', '2', 'P') /* 16 YVU422 planar */ 299 #define V4L2_PIX_FMT_YUV411P v4l2_fourcc('4', '1', '1', 'P') /* 16 YVU411 planar */ 300 #define V4L2_PIX_FMT_Y41P v4l2_fourcc('Y', '4', '1', 'P') /* 12 YUV 4:1:1 */ 301 #define V4L2_PIX_FMT_YUV444 v4l2_fourcc('Y', '4', '4', '4') /* 16 xxxxyyyy uuuuvvvv */ 302 #define V4L2_PIX_FMT_YUV555 v4l2_fourcc('Y', 'U', 'V', 'O') /* 16 YUV-5-5-5 */ 303 #define V4L2_PIX_FMT_YUV565 v4l2_fourcc('Y', 'U', 'V', 'P') /* 16 YUV-5-6-5 */ 304 #define V4L2_PIX_FMT_YUV32 v4l2_fourcc('Y', 'U', 'V', '4') /* 32 YUV-8-8-8-8 */ 305 306 /* two planes -- one Y, one Cr + Cb interleaved */ 307 #define V4L2_PIX_FMT_NV12 v4l2_fourcc('N', 'V', '1', '2') /* 12 Y/CbCr 4:2:0 */ 308 #define V4L2_PIX_FMT_NV21 v4l2_fourcc('N', 'V', '2', '1') /* 12 Y/CrCb 4:2:0 */ 309 #define V4L2_PIX_FMT_NV16 v4l2_fourcc('N', 'V', '1', '6') /* 16 Y/CbCr 4:2:2 */ 310 #define V4L2_PIX_FMT_NV61 v4l2_fourcc('N', 'V', '6', '1') /* 16 Y/CrCb 4:2:2 */ 311 312 /* The following formats are not defined in the V4L2 specification */ 313 #define V4L2_PIX_FMT_YUV410 v4l2_fourcc('Y', 'U', 'V', '9') /* 9 YUV 4:1:0 */ 314 #define V4L2_PIX_FMT_YUV420 v4l2_fourcc('Y', 'U', '1', '2') /* 12 YUV 4:2:0 */ 315 #define V4L2_PIX_FMT_YYUV v4l2_fourcc('Y', 'Y', 'U', 'V') /* 16 YUV 4:2:2 */ 316 #define V4L2_PIX_FMT_HI240 v4l2_fourcc('H', 'I', '2', '4') /* 8 8-bit color */ 317 #define V4L2_PIX_FMT_HM12 v4l2_fourcc('H', 'M', '1', '2') /* 8 YUV 4:2:0 16x16 macroblocks */ 318 319 /* see http://www.siliconimaging.com/RGB%20Bayer.htm */ 320 #define V4L2_PIX_FMT_SBGGR8 v4l2_fourcc('B', 'A', '8', '1') /* 8 BGBG.. GRGR.. */ 321 #define V4L2_PIX_FMT_SGBRG8 v4l2_fourcc('G', 'B', 'R', 'G') /* 8 GBGB.. RGRG.. */ 322 /* 323 * 10bit raw bayer, expanded to 16 bits 324 * xxxxrrrrrrrrrrxxxxgggggggggg xxxxggggggggggxxxxbbbbbbbbbb... 325 */ 326 #define V4L2_PIX_FMT_SGRBG10 v4l2_fourcc('B', 'A', '1', '0') 327 /* 10bit raw bayer DPCM compressed to 8 bits */ 328 #define V4L2_PIX_FMT_SGRBG10DPCM8 v4l2_fourcc('B', 'D', '1', '0') 329 #define V4L2_PIX_FMT_SBGGR16 v4l2_fourcc('B', 'Y', 'R', '2') /* 16 BGBG.. GRGR.. */ 330 #define V4L2_PIX_FMT_W1S_PATT v4l2_fourcc('P', 'A', 'T', '1') /* 10-bit raw walking 1's pattern */ 331 332 /* compressed formats */ 333 #define V4L2_PIX_FMT_MJPEG v4l2_fourcc('M', 'J', 'P', 'G') /* Motion-JPEG */ 334 #define V4L2_PIX_FMT_JPEG v4l2_fourcc('J', 'P', 'E', 'G') /* JFIF JPEG */ 335 #define V4L2_PIX_FMT_DV v4l2_fourcc('d', 'v', 's', 'd') /* 1394 */ 336 #define V4L2_PIX_FMT_MPEG v4l2_fourcc('M', 'P', 'E', 'G') /* MPEG-1/2/4 */ 337 338 /* Vendor-specific formats */ 339 #define V4L2_PIX_FMT_WNVA v4l2_fourcc('W', 'N', 'V', 'A') /* Winnov hw compress */ 340 #define V4L2_PIX_FMT_SN9C10X v4l2_fourcc('S', '9', '1', '0') /* SN9C10x compression */ 341 #define V4L2_PIX_FMT_PWC1 v4l2_fourcc('P', 'W', 'C', '1') /* pwc older webcam */ 342 #define V4L2_PIX_FMT_PWC2 v4l2_fourcc('P', 'W', 'C', '2') /* pwc newer webcam */ 343 #define V4L2_PIX_FMT_ET61X251 v4l2_fourcc('E', '6', '2', '5') /* ET61X251 compression */ 344 #define V4L2_PIX_FMT_SPCA501 v4l2_fourcc('S', '5', '0', '1') /* YUYV per line */ 345 #define V4L2_PIX_FMT_SPCA505 v4l2_fourcc('S', '5', '0', '5') /* YYUV per line */ 346 #define V4L2_PIX_FMT_SPCA508 v4l2_fourcc('S', '5', '0', '8') /* YUVY per line */ 347 #define V4L2_PIX_FMT_SPCA561 v4l2_fourcc('S', '5', '6', '1') /* compressed GBRG bayer */ 348 #define V4L2_PIX_FMT_PAC207 v4l2_fourcc('P', '2', '0', '7') /* compressed BGGR bayer */ 349 #define V4L2_PIX_FMT_PJPG v4l2_fourcc('P', 'J', 'P', 'G') /* Pixart 73xx JPEG */ 350 #define V4L2_PIX_FMT_YVYU v4l2_fourcc('Y', 'V', 'Y', 'U') /* 16 YVU 4:2:2 */ 351 352 /* 353 * F O R M A T E N U M E R A T I O N 354 */ 355 struct v4l2_fmtdesc { 356 __u32 index; /* Format number */ 357 enum v4l2_buf_type type; /* buffer type */ 358 __u32 flags; 359 __u8 description[32]; /* Description string */ 360 __u32 pixelformat; /* Format fourcc */ 361 __u32 reserved[4]; 362 }; 363 364 #define V4L2_FMT_FLAG_COMPRESSED 0x0001 365 366 #if 1 367 /* Experimental Frame Size and frame rate enumeration */ 368 /* 369 * F R A M E S I Z E E N U M E R A T I O N 370 */ 371 enum v4l2_frmsizetypes { 372 V4L2_FRMSIZE_TYPE_DISCRETE = 1, 373 V4L2_FRMSIZE_TYPE_CONTINUOUS = 2, 374 V4L2_FRMSIZE_TYPE_STEPWISE = 3, 375 }; 376 377 struct v4l2_frmsize_discrete { 378 __u32 width; /* Frame width [pixel] */ 379 __u32 height; /* Frame height [pixel] */ 380 }; 381 382 struct v4l2_frmsize_stepwise { 383 __u32 min_width; /* Minimum frame width [pixel] */ 384 __u32 max_width; /* Maximum frame width [pixel] */ 385 __u32 step_width; /* Frame width step size [pixel] */ 386 __u32 min_height; /* Minimum frame height [pixel] */ 387 __u32 max_height; /* Maximum frame height [pixel] */ 388 __u32 step_height; /* Frame height step size [pixel] */ 389 }; 390 391 struct v4l2_frmsizeenum { 392 __u32 index; /* Frame size number */ 393 __u32 pixel_format; /* Pixel format */ 394 __u32 type; /* Frame size type the device supports. */ 395 396 union { /* Frame size */ 397 struct v4l2_frmsize_discrete discrete; 398 struct v4l2_frmsize_stepwise stepwise; 399 }; 400 401 __u32 reserved[2]; /* Reserved space for future use */ 402 }; 403 404 /* 405 * F R A M E R A T E E N U M E R A T I O N 406 */ 407 enum v4l2_frmivaltypes { 408 V4L2_FRMIVAL_TYPE_DISCRETE = 1, 409 V4L2_FRMIVAL_TYPE_CONTINUOUS = 2, 410 V4L2_FRMIVAL_TYPE_STEPWISE = 3, 411 }; 412 413 struct v4l2_frmival_stepwise { 414 struct v4l2_fract min; /* Minimum frame interval [s] */ 415 struct v4l2_fract max; /* Maximum frame interval [s] */ 416 struct v4l2_fract step; /* Frame interval step size [s] */ 417 }; 418 419 struct v4l2_frmivalenum { 420 __u32 index; /* Frame format index */ 421 __u32 pixel_format; /* Pixel format */ 422 __u32 width; /* Frame width */ 423 __u32 height; /* Frame height */ 424 __u32 type; /* Frame interval type the device supports. */ 425 426 union { /* Frame interval */ 427 struct v4l2_fract discrete; 428 struct v4l2_frmival_stepwise stepwise; 429 }; 430 431 __u32 reserved[2]; /* Reserved space for future use */ 432 }; 433 #endif 434 435 /* 436 * T I M E C O D E 437 */ 438 struct v4l2_timecode { 439 __u32 type; 440 __u32 flags; 441 __u8 frames; 442 __u8 seconds; 443 __u8 minutes; 444 __u8 hours; 445 __u8 userbits[4]; 446 }; 447 448 /* Type */ 449 #define V4L2_TC_TYPE_24FPS 1 450 #define V4L2_TC_TYPE_25FPS 2 451 #define V4L2_TC_TYPE_30FPS 3 452 #define V4L2_TC_TYPE_50FPS 4 453 #define V4L2_TC_TYPE_60FPS 5 454 455 /* Flags */ 456 #define V4L2_TC_FLAG_DROPFRAME 0x0001 /* "drop-frame" mode */ 457 #define V4L2_TC_FLAG_COLORFRAME 0x0002 458 #define V4L2_TC_USERBITS_field 0x000C 459 #define V4L2_TC_USERBITS_USERDEFINED 0x0000 460 #define V4L2_TC_USERBITS_8BITCHARS 0x0008 461 /* The above is based on SMPTE timecodes */ 462 463 struct v4l2_jpegcompression { 464 int quality; 465 466 int APPn; /* Number of APP segment to be written, 467 * must be 0..15 */ 468 int APP_len; /* Length of data in JPEG APPn segment */ 469 char APP_data[60]; /* Data in the JPEG APPn segment. */ 470 471 int COM_len; /* Length of data in JPEG COM segment */ 472 char COM_data[60]; /* Data in JPEG COM segment */ 473 474 __u32 jpeg_markers; /* Which markers should go into the JPEG 475 * output. Unless you exactly know what 476 * you do, leave them untouched. 477 * Inluding less markers will make the 478 * resulting code smaller, but there will 479 * be fewer aplications which can read it. 480 * The presence of the APP and COM marker 481 * is influenced by APP_len and COM_len 482 * ONLY, not by this property! */ 483 484 #define V4L2_JPEG_MARKER_DHT (1<<3) /* Define Huffman Tables */ 485 #define V4L2_JPEG_MARKER_DQT (1<<4) /* Define Quantization Tables */ 486 #define V4L2_JPEG_MARKER_DRI (1<<5) /* Define Restart Interval */ 487 #define V4L2_JPEG_MARKER_COM (1<<6) /* Comment segment */ 488 #define V4L2_JPEG_MARKER_APP (1<<7) /* App segment, driver will 489 * allways use APP0 */ 490 }; 491 492 /* 493 * M E M O R Y - M A P P I N G B U F F E R S 494 */ 495 struct v4l2_requestbuffers { 496 __u32 count; 497 enum v4l2_buf_type type; 498 enum v4l2_memory memory; 499 __u32 reserved[2]; 500 }; 501 502 struct v4l2_buffer { 503 __u32 index; 504 enum v4l2_buf_type type; 505 __u32 bytesused; 506 __u32 flags; 507 enum v4l2_field field; 508 struct timeval timestamp; 509 struct v4l2_timecode timecode; 510 __u32 sequence; 511 512 /* memory location */ 513 enum v4l2_memory memory; 514 union { 515 __u32 offset; 516 unsigned long userptr; 517 } m; 518 __u32 length; 519 __u32 input; 520 __u32 reserved; 521 }; 522 523 /* Flags for 'flags' field */ 524 #define V4L2_BUF_FLAG_MAPPED 0x0001 /* Buffer is mapped (flag) */ 525 #define V4L2_BUF_FLAG_QUEUED 0x0002 /* Buffer is queued for processing */ 526 #define V4L2_BUF_FLAG_DONE 0x0004 /* Buffer is ready */ 527 #define V4L2_BUF_FLAG_KEYFRAME 0x0008 /* Image is a keyframe (I-frame) */ 528 #define V4L2_BUF_FLAG_PFRAME 0x0010 /* Image is a P-frame */ 529 #define V4L2_BUF_FLAG_BFRAME 0x0020 /* Image is a B-frame */ 530 #define V4L2_BUF_FLAG_TIMECODE 0x0100 /* timecode field is valid */ 531 #define V4L2_BUF_FLAG_INPUT 0x0200 /* input field is valid */ 532 533 /* 534 * O V E R L A Y P R E V I E W 535 */ 536 struct v4l2_framebuffer { 537 __u32 capability; 538 __u32 flags; 539 /* FIXME: in theory we should pass something like PCI device + memory 540 * region + offset instead of some physical address */ 541 void *base; 542 struct v4l2_pix_format fmt; 543 }; 544 /* Flags for the 'capability' field. Read only */ 545 #define V4L2_FBUF_CAP_EXTERNOVERLAY 0x0001 546 #define V4L2_FBUF_CAP_CHROMAKEY 0x0002 547 #define V4L2_FBUF_CAP_LIST_CLIPPING 0x0004 548 #define V4L2_FBUF_CAP_BITMAP_CLIPPING 0x0008 549 #define V4L2_FBUF_CAP_LOCAL_ALPHA 0x0010 550 #define V4L2_FBUF_CAP_GLOBAL_ALPHA 0x0020 551 #define V4L2_FBUF_CAP_LOCAL_INV_ALPHA 0x0040 552 #define V4L2_FBUF_CAP_SRC_CHROMAKEY 0x0080 553 /* Flags for the 'flags' field. */ 554 #define V4L2_FBUF_FLAG_PRIMARY 0x0001 555 #define V4L2_FBUF_FLAG_OVERLAY 0x0002 556 #define V4L2_FBUF_FLAG_CHROMAKEY 0x0004 557 #define V4L2_FBUF_FLAG_LOCAL_ALPHA 0x0008 558 #define V4L2_FBUF_FLAG_GLOBAL_ALPHA 0x0010 559 #define V4L2_FBUF_FLAG_LOCAL_INV_ALPHA 0x0020 560 #define V4L2_FBUF_FLAG_SRC_CHROMAKEY 0x0040 561 562 struct v4l2_clip { 563 struct v4l2_rect c; 564 struct v4l2_clip __user *next; 565 }; 566 567 struct v4l2_window { 568 struct v4l2_rect w; 569 enum v4l2_field field; 570 __u32 chromakey; 571 struct v4l2_clip __user *clips; 572 __u32 clipcount; 573 void __user *bitmap; 574 __u8 global_alpha; 575 }; 576 577 /* 578 * C A P T U R E P A R A M E T E R S 579 */ 580 struct v4l2_captureparm { 581 __u32 capability; /* Supported modes */ 582 __u32 capturemode; /* Current mode */ 583 struct v4l2_fract timeperframe; /* Time per frame in .1us units */ 584 __u32 extendedmode; /* Driver-specific extensions */ 585 __u32 readbuffers; /* # of buffers for read */ 586 __u32 reserved[4]; 587 }; 588 589 /* Flags for 'capability' and 'capturemode' fields */ 590 #define V4L2_MODE_HIGHQUALITY 0x0001 /* High quality imaging mode */ 591 #define V4L2_CAP_TIMEPERFRAME 0x1000 /* timeperframe field is supported */ 592 593 struct v4l2_outputparm { 594 __u32 capability; /* Supported modes */ 595 __u32 outputmode; /* Current mode */ 596 struct v4l2_fract timeperframe; /* Time per frame in seconds */ 597 __u32 extendedmode; /* Driver-specific extensions */ 598 __u32 writebuffers; /* # of buffers for write */ 599 __u32 reserved[4]; 600 }; 601 602 /* 603 * I N P U T I M A G E C R O P P I N G 604 */ 605 struct v4l2_cropcap { 606 enum v4l2_buf_type type; 607 struct v4l2_rect bounds; 608 struct v4l2_rect defrect; 609 struct v4l2_fract pixelaspect; 610 }; 611 612 struct v4l2_crop { 613 enum v4l2_buf_type type; 614 struct v4l2_rect c; 615 }; 616 617 /* 618 * A N A L O G V I D E O S T A N D A R D 619 */ 620 621 typedef __u64 v4l2_std_id; 622 623 /* one bit for each */ 624 #define V4L2_STD_PAL_B ((v4l2_std_id)0x00000001) 625 #define V4L2_STD_PAL_B1 ((v4l2_std_id)0x00000002) 626 #define V4L2_STD_PAL_G ((v4l2_std_id)0x00000004) 627 #define V4L2_STD_PAL_H ((v4l2_std_id)0x00000008) 628 #define V4L2_STD_PAL_I ((v4l2_std_id)0x00000010) 629 #define V4L2_STD_PAL_D ((v4l2_std_id)0x00000020) 630 #define V4L2_STD_PAL_D1 ((v4l2_std_id)0x00000040) 631 #define V4L2_STD_PAL_K ((v4l2_std_id)0x00000080) 632 633 #define V4L2_STD_PAL_M ((v4l2_std_id)0x00000100) 634 #define V4L2_STD_PAL_N ((v4l2_std_id)0x00000200) 635 #define V4L2_STD_PAL_Nc ((v4l2_std_id)0x00000400) 636 #define V4L2_STD_PAL_60 ((v4l2_std_id)0x00000800) 637 638 #define V4L2_STD_NTSC_M ((v4l2_std_id)0x00001000) 639 #define V4L2_STD_NTSC_M_JP ((v4l2_std_id)0x00002000) 640 #define V4L2_STD_NTSC_443 ((v4l2_std_id)0x00004000) 641 #define V4L2_STD_NTSC_M_KR ((v4l2_std_id)0x00008000) 642 643 #define V4L2_STD_SECAM_B ((v4l2_std_id)0x00010000) 644 #define V4L2_STD_SECAM_D ((v4l2_std_id)0x00020000) 645 #define V4L2_STD_SECAM_G ((v4l2_std_id)0x00040000) 646 #define V4L2_STD_SECAM_H ((v4l2_std_id)0x00080000) 647 #define V4L2_STD_SECAM_K ((v4l2_std_id)0x00100000) 648 #define V4L2_STD_SECAM_K1 ((v4l2_std_id)0x00200000) 649 #define V4L2_STD_SECAM_L ((v4l2_std_id)0x00400000) 650 #define V4L2_STD_SECAM_LC ((v4l2_std_id)0x00800000) 651 652 /* ATSC/HDTV */ 653 #define V4L2_STD_ATSC_8_VSB ((v4l2_std_id)0x01000000) 654 #define V4L2_STD_ATSC_16_VSB ((v4l2_std_id)0x02000000) 655 656 /* FIXME: 657 Although std_id is 64 bits, there is an issue on PPC32 architecture that 658 makes switch(__u64) to break. So, there's a hack on v4l2-common.c rounding 659 this value to 32 bits. 660 As, currently, the max value is for V4L2_STD_ATSC_16_VSB (30 bits wide), 661 it should work fine. However, if needed to add more than two standards, 662 v4l2-common.c should be fixed. 663 */ 664 665 /* some merged standards */ 666 #define V4L2_STD_MN (V4L2_STD_PAL_M|V4L2_STD_PAL_N|V4L2_STD_PAL_Nc|V4L2_STD_NTSC) 667 #define V4L2_STD_B (V4L2_STD_PAL_B|V4L2_STD_PAL_B1|V4L2_STD_SECAM_B) 668 #define V4L2_STD_GH (V4L2_STD_PAL_G|V4L2_STD_PAL_H|V4L2_STD_SECAM_G|V4L2_STD_SECAM_H) 669 #define V4L2_STD_DK (V4L2_STD_PAL_DK|V4L2_STD_SECAM_DK) 670 671 /* some common needed stuff */ 672 #define V4L2_STD_PAL_BG (V4L2_STD_PAL_B |\ 673 V4L2_STD_PAL_B1 |\ 674 V4L2_STD_PAL_G) 675 #define V4L2_STD_PAL_DK (V4L2_STD_PAL_D |\ 676 V4L2_STD_PAL_D1 |\ 677 V4L2_STD_PAL_K) 678 #define V4L2_STD_PAL (V4L2_STD_PAL_BG |\ 679 V4L2_STD_PAL_DK |\ 680 V4L2_STD_PAL_H |\ 681 V4L2_STD_PAL_I) 682 #define V4L2_STD_NTSC (V4L2_STD_NTSC_M |\ 683 V4L2_STD_NTSC_M_JP |\ 684 V4L2_STD_NTSC_M_KR) 685 #define V4L2_STD_SECAM_DK (V4L2_STD_SECAM_D |\ 686 V4L2_STD_SECAM_K |\ 687 V4L2_STD_SECAM_K1) 688 #define V4L2_STD_SECAM (V4L2_STD_SECAM_B |\ 689 V4L2_STD_SECAM_G |\ 690 V4L2_STD_SECAM_H |\ 691 V4L2_STD_SECAM_DK |\ 692 V4L2_STD_SECAM_L |\ 693 V4L2_STD_SECAM_LC) 694 695 #define V4L2_STD_525_60 (V4L2_STD_PAL_M |\ 696 V4L2_STD_PAL_60 |\ 697 V4L2_STD_NTSC |\ 698 V4L2_STD_NTSC_443) 699 #define V4L2_STD_625_50 (V4L2_STD_PAL |\ 700 V4L2_STD_PAL_N |\ 701 V4L2_STD_PAL_Nc |\ 702 V4L2_STD_SECAM) 703 #define V4L2_STD_ATSC (V4L2_STD_ATSC_8_VSB |\ 704 V4L2_STD_ATSC_16_VSB) 705 706 #define V4L2_STD_UNKNOWN 0 707 #define V4L2_STD_ALL (V4L2_STD_525_60 |\ 708 V4L2_STD_625_50) 709 710 struct v4l2_standard { 711 __u32 index; 712 v4l2_std_id id; 713 __u8 name[24]; 714 struct v4l2_fract frameperiod; /* Frames, not fields */ 715 __u32 framelines; 716 __u32 reserved[4]; 717 }; 718 719 /* 720 * V I D E O I N P U T S 721 */ 722 struct v4l2_input { 723 __u32 index; /* Which input */ 724 __u8 name[32]; /* Label */ 725 __u32 type; /* Type of input */ 726 __u32 audioset; /* Associated audios (bitfield) */ 727 __u32 tuner; /* Associated tuner */ 728 v4l2_std_id std; 729 __u32 status; 730 __u32 reserved[4]; 731 }; 732 733 /* Values for the 'type' field */ 734 #define V4L2_INPUT_TYPE_TUNER 1 735 #define V4L2_INPUT_TYPE_CAMERA 2 736 737 /* field 'status' - general */ 738 #define V4L2_IN_ST_NO_POWER 0x00000001 /* Attached device is off */ 739 #define V4L2_IN_ST_NO_SIGNAL 0x00000002 740 #define V4L2_IN_ST_NO_COLOR 0x00000004 741 742 /* field 'status' - analog */ 743 #define V4L2_IN_ST_NO_H_LOCK 0x00000100 /* No horizontal sync lock */ 744 #define V4L2_IN_ST_COLOR_KILL 0x00000200 /* Color killer is active */ 745 746 /* field 'status' - digital */ 747 #define V4L2_IN_ST_NO_SYNC 0x00010000 /* No synchronization lock */ 748 #define V4L2_IN_ST_NO_EQU 0x00020000 /* No equalizer lock */ 749 #define V4L2_IN_ST_NO_CARRIER 0x00040000 /* Carrier recovery failed */ 750 751 /* field 'status' - VCR and set-top box */ 752 #define V4L2_IN_ST_MACROVISION 0x01000000 /* Macrovision detected */ 753 #define V4L2_IN_ST_NO_ACCESS 0x02000000 /* Conditional access denied */ 754 #define V4L2_IN_ST_VTR 0x04000000 /* VTR time constant */ 755 756 /* 757 * V I D E O O U T P U T S 758 */ 759 struct v4l2_output { 760 __u32 index; /* Which output */ 761 __u8 name[32]; /* Label */ 762 __u32 type; /* Type of output */ 763 __u32 audioset; /* Associated audios (bitfield) */ 764 __u32 modulator; /* Associated modulator */ 765 v4l2_std_id std; 766 __u32 reserved[4]; 767 }; 768 /* Values for the 'type' field */ 769 #define V4L2_OUTPUT_TYPE_MODULATOR 1 770 #define V4L2_OUTPUT_TYPE_ANALOG 2 771 #define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY 3 772 773 /* 774 * C O N T R O L S 775 */ 776 struct v4l2_control { 777 __u32 id; 778 __s32 value; 779 }; 780 781 struct v4l2_ext_control { 782 __u32 id; 783 __u32 size; 784 __u32 reserved2[1]; 785 union { 786 __s32 value; 787 __s64 value64; 788 char *string; 789 }; 790 } __attribute__ ((packed)); 791 792 struct v4l2_ext_controls { 793 __u32 ctrl_class; 794 __u32 count; 795 __u32 error_idx; 796 __u32 reserved[2]; 797 struct v4l2_ext_control *controls; 798 }; 799 800 /* Values for ctrl_class field */ 801 #define V4L2_CTRL_CLASS_USER 0x00980000 /* Old-style 'user' controls */ 802 #define V4L2_CTRL_CLASS_MPEG 0x00990000 /* MPEG-compression controls */ 803 #define V4L2_CTRL_CLASS_CAMERA 0x009a0000 /* Camera class controls */ 804 805 #define V4L2_CTRL_ID_MASK (0x0fffffff) 806 #define V4L2_CTRL_ID2CLASS(id) ((id) & 0x0fff0000UL) 807 #define V4L2_CTRL_DRIVER_PRIV(id) (((id) & 0xffff) >= 0x1000) 808 809 /* Used in the VIDIOC_QUERYCTRL ioctl for querying controls */ 810 struct v4l2_queryctrl { 811 __u32 id; 812 enum v4l2_ctrl_type type; 813 __u8 name[32]; /* Whatever */ 814 __s32 minimum; /* Note signedness */ 815 __s32 maximum; 816 __s32 step; 817 __s32 default_value; 818 __u32 flags; 819 __u32 reserved[2]; 820 }; 821 822 /* Used in the VIDIOC_QUERYMENU ioctl for querying menu items */ 823 struct v4l2_querymenu { 824 __u32 id; 825 __u32 index; 826 __u8 name[32]; /* Whatever */ 827 __u32 reserved; 828 }; 829 830 /* Control flags */ 831 #define V4L2_CTRL_FLAG_DISABLED 0x0001 832 #define V4L2_CTRL_FLAG_GRABBED 0x0002 833 #define V4L2_CTRL_FLAG_READ_ONLY 0x0004 834 #define V4L2_CTRL_FLAG_UPDATE 0x0008 835 #define V4L2_CTRL_FLAG_INACTIVE 0x0010 836 #define V4L2_CTRL_FLAG_SLIDER 0x0020 837 838 /* Query flag, to be ORed with the control ID */ 839 #define V4L2_CTRL_FLAG_NEXT_CTRL 0x80000000 840 841 /* User-class control IDs defined by V4L2 */ 842 #define V4L2_CID_BASE (V4L2_CTRL_CLASS_USER | 0x900) 843 #define V4L2_CID_USER_BASE V4L2_CID_BASE 844 /* IDs reserved for driver specific controls */ 845 #define V4L2_CID_PRIVATE_BASE 0x08000000 846 847 #define V4L2_CID_USER_CLASS (V4L2_CTRL_CLASS_USER | 1) 848 #define V4L2_CID_BRIGHTNESS (V4L2_CID_BASE+0) 849 #define V4L2_CID_CONTRAST (V4L2_CID_BASE+1) 850 #define V4L2_CID_SATURATION (V4L2_CID_BASE+2) 851 #define V4L2_CID_HUE (V4L2_CID_BASE+3) 852 #define V4L2_CID_AUDIO_VOLUME (V4L2_CID_BASE+5) 853 #define V4L2_CID_AUDIO_BALANCE (V4L2_CID_BASE+6) 854 #define V4L2_CID_AUDIO_BASS (V4L2_CID_BASE+7) 855 #define V4L2_CID_AUDIO_TREBLE (V4L2_CID_BASE+8) 856 #define V4L2_CID_AUDIO_MUTE (V4L2_CID_BASE+9) 857 #define V4L2_CID_AUDIO_LOUDNESS (V4L2_CID_BASE+10) 858 #define V4L2_CID_BLACK_LEVEL (V4L2_CID_BASE+11) /* Deprecated */ 859 #define V4L2_CID_AUTO_WHITE_BALANCE (V4L2_CID_BASE+12) 860 #define V4L2_CID_DO_WHITE_BALANCE (V4L2_CID_BASE+13) 861 #define V4L2_CID_RED_BALANCE (V4L2_CID_BASE+14) 862 #define V4L2_CID_BLUE_BALANCE (V4L2_CID_BASE+15) 863 #define V4L2_CID_GAMMA (V4L2_CID_BASE+16) 864 #define V4L2_CID_WHITENESS (V4L2_CID_GAMMA) /* Deprecated */ 865 #define V4L2_CID_EXPOSURE (V4L2_CID_BASE+17) 866 #define V4L2_CID_AUTOGAIN (V4L2_CID_BASE+18) 867 #define V4L2_CID_GAIN (V4L2_CID_BASE+19) 868 #define V4L2_CID_HFLIP (V4L2_CID_BASE+20) 869 #define V4L2_CID_VFLIP (V4L2_CID_BASE+21) 870 871 /* Deprecated; use V4L2_CID_PAN_RESET and V4L2_CID_TILT_RESET */ 872 #define V4L2_CID_HCENTER (V4L2_CID_BASE+22) 873 #define V4L2_CID_VCENTER (V4L2_CID_BASE+23) 874 875 #define V4L2_CID_POWER_LINE_FREQUENCY (V4L2_CID_BASE+24) 876 enum v4l2_power_line_frequency { 877 V4L2_CID_POWER_LINE_FREQUENCY_DISABLED = 0, 878 V4L2_CID_POWER_LINE_FREQUENCY_50HZ = 1, 879 V4L2_CID_POWER_LINE_FREQUENCY_60HZ = 2, 880 }; 881 #define V4L2_CID_HUE_AUTO (V4L2_CID_BASE+25) 882 #define V4L2_CID_WHITE_BALANCE_TEMPERATURE (V4L2_CID_BASE+26) 883 #define V4L2_CID_SHARPNESS (V4L2_CID_BASE+27) 884 #define V4L2_CID_BACKLIGHT_COMPENSATION (V4L2_CID_BASE+28) 885 #define V4L2_CID_CHROMA_AGC (V4L2_CID_BASE+29) 886 #define V4L2_CID_COLOR_KILLER (V4L2_CID_BASE+30) 887 #define V4L2_CID_COLORFX (V4L2_CID_BASE+31) 888 #define V4L2_CID_ROTATE (V4L2_CID_BASE+32) 889 #define V4L2_CID_BG_COLOR (V4L2_CID_BASE+33) 890 #define V4L2_CID_LASTP1 (V4L2_CID_BASE+34) 891 enum v4l2_colorfx { 892 V4L2_COLORFX_NONE = 0, 893 V4L2_COLORFX_BW = 1, 894 V4L2_COLORFX_SEPIA = 2, 895 }; 896 897 /* MPEG-class control IDs defined by V4L2 */ 898 #define V4L2_CID_MPEG_BASE (V4L2_CTRL_CLASS_MPEG | 0x900) 899 #define V4L2_CID_MPEG_CLASS (V4L2_CTRL_CLASS_MPEG | 1) 900 901 /* MPEG streams */ 902 #define V4L2_CID_MPEG_STREAM_TYPE (V4L2_CID_MPEG_BASE+0) 903 enum v4l2_mpeg_stream_type { 904 V4L2_MPEG_STREAM_TYPE_MPEG2_PS = 0, /* MPEG-2 program stream */ 905 V4L2_MPEG_STREAM_TYPE_MPEG2_TS = 1, /* MPEG-2 transport stream */ 906 V4L2_MPEG_STREAM_TYPE_MPEG1_SS = 2, /* MPEG-1 system stream */ 907 V4L2_MPEG_STREAM_TYPE_MPEG2_DVD = 3, /* MPEG-2 DVD-compatible stream */ 908 V4L2_MPEG_STREAM_TYPE_MPEG1_VCD = 4, /* MPEG-1 VCD-compatible stream */ 909 V4L2_MPEG_STREAM_TYPE_MPEG2_SVCD = 5, /* MPEG-2 SVCD-compatible stream */ 910 }; 911 #define V4L2_CID_MPEG_STREAM_PID_PMT (V4L2_CID_MPEG_BASE+1) 912 #define V4L2_CID_MPEG_STREAM_PID_AUDIO (V4L2_CID_MPEG_BASE+2) 913 #define V4L2_CID_MPEG_STREAM_PID_VIDEO (V4L2_CID_MPEG_BASE+3) 914 #define V4L2_CID_MPEG_STREAM_PID_PCR (V4L2_CID_MPEG_BASE+4) 915 #define V4L2_CID_MPEG_STREAM_PES_ID_AUDIO (V4L2_CID_MPEG_BASE+5) 916 #define V4L2_CID_MPEG_STREAM_PES_ID_VIDEO (V4L2_CID_MPEG_BASE+6) 917 #define V4L2_CID_MPEG_STREAM_VBI_FMT (V4L2_CID_MPEG_BASE+7) 918 enum v4l2_mpeg_stream_vbi_fmt { 919 V4L2_MPEG_STREAM_VBI_FMT_NONE = 0, /* No VBI in the MPEG stream */ 920 V4L2_MPEG_STREAM_VBI_FMT_IVTV = 1, /* VBI in private packets, IVTV format */ 921 }; 922 923 /* MPEG audio */ 924 #define V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ (V4L2_CID_MPEG_BASE+100) 925 enum v4l2_mpeg_audio_sampling_freq { 926 V4L2_MPEG_AUDIO_SAMPLING_FREQ_44100 = 0, 927 V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000 = 1, 928 V4L2_MPEG_AUDIO_SAMPLING_FREQ_32000 = 2, 929 }; 930 #define V4L2_CID_MPEG_AUDIO_ENCODING (V4L2_CID_MPEG_BASE+101) 931 enum v4l2_mpeg_audio_encoding { 932 V4L2_MPEG_AUDIO_ENCODING_LAYER_1 = 0, 933 V4L2_MPEG_AUDIO_ENCODING_LAYER_2 = 1, 934 V4L2_MPEG_AUDIO_ENCODING_LAYER_3 = 2, 935 V4L2_MPEG_AUDIO_ENCODING_AAC = 3, 936 V4L2_MPEG_AUDIO_ENCODING_AC3 = 4, 937 }; 938 #define V4L2_CID_MPEG_AUDIO_L1_BITRATE (V4L2_CID_MPEG_BASE+102) 939 enum v4l2_mpeg_audio_l1_bitrate { 940 V4L2_MPEG_AUDIO_L1_BITRATE_32K = 0, 941 V4L2_MPEG_AUDIO_L1_BITRATE_64K = 1, 942 V4L2_MPEG_AUDIO_L1_BITRATE_96K = 2, 943 V4L2_MPEG_AUDIO_L1_BITRATE_128K = 3, 944 V4L2_MPEG_AUDIO_L1_BITRATE_160K = 4, 945 V4L2_MPEG_AUDIO_L1_BITRATE_192K = 5, 946 V4L2_MPEG_AUDIO_L1_BITRATE_224K = 6, 947 V4L2_MPEG_AUDIO_L1_BITRATE_256K = 7, 948 V4L2_MPEG_AUDIO_L1_BITRATE_288K = 8, 949 V4L2_MPEG_AUDIO_L1_BITRATE_320K = 9, 950 V4L2_MPEG_AUDIO_L1_BITRATE_352K = 10, 951 V4L2_MPEG_AUDIO_L1_BITRATE_384K = 11, 952 V4L2_MPEG_AUDIO_L1_BITRATE_416K = 12, 953 V4L2_MPEG_AUDIO_L1_BITRATE_448K = 13, 954 }; 955 #define V4L2_CID_MPEG_AUDIO_L2_BITRATE (V4L2_CID_MPEG_BASE+103) 956 enum v4l2_mpeg_audio_l2_bitrate { 957 V4L2_MPEG_AUDIO_L2_BITRATE_32K = 0, 958 V4L2_MPEG_AUDIO_L2_BITRATE_48K = 1, 959 V4L2_MPEG_AUDIO_L2_BITRATE_56K = 2, 960 V4L2_MPEG_AUDIO_L2_BITRATE_64K = 3, 961 V4L2_MPEG_AUDIO_L2_BITRATE_80K = 4, 962 V4L2_MPEG_AUDIO_L2_BITRATE_96K = 5, 963 V4L2_MPEG_AUDIO_L2_BITRATE_112K = 6, 964 V4L2_MPEG_AUDIO_L2_BITRATE_128K = 7, 965 V4L2_MPEG_AUDIO_L2_BITRATE_160K = 8, 966 V4L2_MPEG_AUDIO_L2_BITRATE_192K = 9, 967 V4L2_MPEG_AUDIO_L2_BITRATE_224K = 10, 968 V4L2_MPEG_AUDIO_L2_BITRATE_256K = 11, 969 V4L2_MPEG_AUDIO_L2_BITRATE_320K = 12, 970 V4L2_MPEG_AUDIO_L2_BITRATE_384K = 13, 971 }; 972 #define V4L2_CID_MPEG_AUDIO_L3_BITRATE (V4L2_CID_MPEG_BASE+104) 973 enum v4l2_mpeg_audio_l3_bitrate { 974 V4L2_MPEG_AUDIO_L3_BITRATE_32K = 0, 975 V4L2_MPEG_AUDIO_L3_BITRATE_40K = 1, 976 V4L2_MPEG_AUDIO_L3_BITRATE_48K = 2, 977 V4L2_MPEG_AUDIO_L3_BITRATE_56K = 3, 978 V4L2_MPEG_AUDIO_L3_BITRATE_64K = 4, 979 V4L2_MPEG_AUDIO_L3_BITRATE_80K = 5, 980 V4L2_MPEG_AUDIO_L3_BITRATE_96K = 6, 981 V4L2_MPEG_AUDIO_L3_BITRATE_112K = 7, 982 V4L2_MPEG_AUDIO_L3_BITRATE_128K = 8, 983 V4L2_MPEG_AUDIO_L3_BITRATE_160K = 9, 984 V4L2_MPEG_AUDIO_L3_BITRATE_192K = 10, 985 V4L2_MPEG_AUDIO_L3_BITRATE_224K = 11, 986 V4L2_MPEG_AUDIO_L3_BITRATE_256K = 12, 987 V4L2_MPEG_AUDIO_L3_BITRATE_320K = 13, 988 }; 989 #define V4L2_CID_MPEG_AUDIO_MODE (V4L2_CID_MPEG_BASE+105) 990 enum v4l2_mpeg_audio_mode { 991 V4L2_MPEG_AUDIO_MODE_STEREO = 0, 992 V4L2_MPEG_AUDIO_MODE_JOINT_STEREO = 1, 993 V4L2_MPEG_AUDIO_MODE_DUAL = 2, 994 V4L2_MPEG_AUDIO_MODE_MONO = 3, 995 }; 996 #define V4L2_CID_MPEG_AUDIO_MODE_EXTENSION (V4L2_CID_MPEG_BASE+106) 997 enum v4l2_mpeg_audio_mode_extension { 998 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4 = 0, 999 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_8 = 1, 1000 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_12 = 2, 1001 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_16 = 3, 1002 }; 1003 #define V4L2_CID_MPEG_AUDIO_EMPHASIS (V4L2_CID_MPEG_BASE+107) 1004 enum v4l2_mpeg_audio_emphasis { 1005 V4L2_MPEG_AUDIO_EMPHASIS_NONE = 0, 1006 V4L2_MPEG_AUDIO_EMPHASIS_50_DIV_15_uS = 1, 1007 V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17 = 2, 1008 }; 1009 #define V4L2_CID_MPEG_AUDIO_CRC (V4L2_CID_MPEG_BASE+108) 1010 enum v4l2_mpeg_audio_crc { 1011 V4L2_MPEG_AUDIO_CRC_NONE = 0, 1012 V4L2_MPEG_AUDIO_CRC_CRC16 = 1, 1013 }; 1014 #define V4L2_CID_MPEG_AUDIO_MUTE (V4L2_CID_MPEG_BASE+109) 1015 #define V4L2_CID_MPEG_AUDIO_AAC_BITRATE (V4L2_CID_MPEG_BASE+110) 1016 #define V4L2_CID_MPEG_AUDIO_AC3_BITRATE (V4L2_CID_MPEG_BASE+111) 1017 enum v4l2_mpeg_audio_ac3_bitrate { 1018 V4L2_MPEG_AUDIO_AC3_BITRATE_32K = 0, 1019 V4L2_MPEG_AUDIO_AC3_BITRATE_40K = 1, 1020 V4L2_MPEG_AUDIO_AC3_BITRATE_48K = 2, 1021 V4L2_MPEG_AUDIO_AC3_BITRATE_56K = 3, 1022 V4L2_MPEG_AUDIO_AC3_BITRATE_64K = 4, 1023 V4L2_MPEG_AUDIO_AC3_BITRATE_80K = 5, 1024 V4L2_MPEG_AUDIO_AC3_BITRATE_96K = 6, 1025 V4L2_MPEG_AUDIO_AC3_BITRATE_112K = 7, 1026 V4L2_MPEG_AUDIO_AC3_BITRATE_128K = 8, 1027 V4L2_MPEG_AUDIO_AC3_BITRATE_160K = 9, 1028 V4L2_MPEG_AUDIO_AC3_BITRATE_192K = 10, 1029 V4L2_MPEG_AUDIO_AC3_BITRATE_224K = 11, 1030 V4L2_MPEG_AUDIO_AC3_BITRATE_256K = 12, 1031 V4L2_MPEG_AUDIO_AC3_BITRATE_320K = 13, 1032 V4L2_MPEG_AUDIO_AC3_BITRATE_384K = 14, 1033 V4L2_MPEG_AUDIO_AC3_BITRATE_448K = 15, 1034 V4L2_MPEG_AUDIO_AC3_BITRATE_512K = 16, 1035 V4L2_MPEG_AUDIO_AC3_BITRATE_576K = 17, 1036 V4L2_MPEG_AUDIO_AC3_BITRATE_640K = 18, 1037 }; 1038 1039 /* MPEG video */ 1040 #define V4L2_CID_MPEG_VIDEO_ENCODING (V4L2_CID_MPEG_BASE+200) 1041 enum v4l2_mpeg_video_encoding { 1042 V4L2_MPEG_VIDEO_ENCODING_MPEG_1 = 0, 1043 V4L2_MPEG_VIDEO_ENCODING_MPEG_2 = 1, 1044 V4L2_MPEG_VIDEO_ENCODING_MPEG_4_AVC = 2, 1045 }; 1046 #define V4L2_CID_MPEG_VIDEO_ASPECT (V4L2_CID_MPEG_BASE+201) 1047 enum v4l2_mpeg_video_aspect { 1048 V4L2_MPEG_VIDEO_ASPECT_1x1 = 0, 1049 V4L2_MPEG_VIDEO_ASPECT_4x3 = 1, 1050 V4L2_MPEG_VIDEO_ASPECT_16x9 = 2, 1051 V4L2_MPEG_VIDEO_ASPECT_221x100 = 3, 1052 }; 1053 #define V4L2_CID_MPEG_VIDEO_B_FRAMES (V4L2_CID_MPEG_BASE+202) 1054 #define V4L2_CID_MPEG_VIDEO_GOP_SIZE (V4L2_CID_MPEG_BASE+203) 1055 #define V4L2_CID_MPEG_VIDEO_GOP_CLOSURE (V4L2_CID_MPEG_BASE+204) 1056 #define V4L2_CID_MPEG_VIDEO_PULLDOWN (V4L2_CID_MPEG_BASE+205) 1057 #define V4L2_CID_MPEG_VIDEO_BITRATE_MODE (V4L2_CID_MPEG_BASE+206) 1058 enum v4l2_mpeg_video_bitrate_mode { 1059 V4L2_MPEG_VIDEO_BITRATE_MODE_VBR = 0, 1060 V4L2_MPEG_VIDEO_BITRATE_MODE_CBR = 1, 1061 }; 1062 #define V4L2_CID_MPEG_VIDEO_BITRATE (V4L2_CID_MPEG_BASE+207) 1063 #define V4L2_CID_MPEG_VIDEO_BITRATE_PEAK (V4L2_CID_MPEG_BASE+208) 1064 #define V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION (V4L2_CID_MPEG_BASE+209) 1065 #define V4L2_CID_MPEG_VIDEO_MUTE (V4L2_CID_MPEG_BASE+210) 1066 #define V4L2_CID_MPEG_VIDEO_MUTE_YUV (V4L2_CID_MPEG_BASE+211) 1067 1068 /* MPEG-class control IDs specific to the CX2341x driver as defined by V4L2 */ 1069 #define V4L2_CID_MPEG_CX2341X_BASE (V4L2_CTRL_CLASS_MPEG | 0x1000) 1070 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE (V4L2_CID_MPEG_CX2341X_BASE+0) 1071 enum v4l2_mpeg_cx2341x_video_spatial_filter_mode { 1072 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL = 0, 1073 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO = 1, 1074 }; 1075 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER (V4L2_CID_MPEG_CX2341X_BASE+1) 1076 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+2) 1077 enum v4l2_mpeg_cx2341x_video_luma_spatial_filter_type { 1078 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF = 0, 1079 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_HOR = 1, 1080 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_VERT = 2, 1081 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_HV_SEPARABLE = 3, 1082 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_SYM_NON_SEPARABLE = 4, 1083 }; 1084 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+3) 1085 enum v4l2_mpeg_cx2341x_video_chroma_spatial_filter_type { 1086 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF = 0, 1087 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR = 1, 1088 }; 1089 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE (V4L2_CID_MPEG_CX2341X_BASE+4) 1090 enum v4l2_mpeg_cx2341x_video_temporal_filter_mode { 1091 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL = 0, 1092 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO = 1, 1093 }; 1094 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER (V4L2_CID_MPEG_CX2341X_BASE+5) 1095 #define V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+6) 1096 enum v4l2_mpeg_cx2341x_video_median_filter_type { 1097 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF = 0, 1098 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR = 1, 1099 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_VERT = 2, 1100 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR_VERT = 3, 1101 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_DIAG = 4, 1102 }; 1103 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM (V4L2_CID_MPEG_CX2341X_BASE+7) 1104 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP (V4L2_CID_MPEG_CX2341X_BASE+8) 1105 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM (V4L2_CID_MPEG_CX2341X_BASE+9) 1106 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP (V4L2_CID_MPEG_CX2341X_BASE+10) 1107 #define V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS (V4L2_CID_MPEG_CX2341X_BASE+11) 1108 1109 /* Camera class control IDs */ 1110 #define V4L2_CID_CAMERA_CLASS_BASE (V4L2_CTRL_CLASS_CAMERA | 0x900) 1111 #define V4L2_CID_CAMERA_CLASS (V4L2_CTRL_CLASS_CAMERA | 1) 1112 1113 #define V4L2_CID_EXPOSURE_AUTO (V4L2_CID_CAMERA_CLASS_BASE+1) 1114 enum v4l2_exposure_auto_type { 1115 V4L2_EXPOSURE_AUTO = 0, 1116 V4L2_EXPOSURE_MANUAL = 1, 1117 V4L2_EXPOSURE_SHUTTER_PRIORITY = 2, 1118 V4L2_EXPOSURE_APERTURE_PRIORITY = 3 1119 }; 1120 #define V4L2_CID_EXPOSURE_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+2) 1121 #define V4L2_CID_EXPOSURE_AUTO_PRIORITY (V4L2_CID_CAMERA_CLASS_BASE+3) 1122 1123 #define V4L2_CID_PAN_RELATIVE (V4L2_CID_CAMERA_CLASS_BASE+4) 1124 #define V4L2_CID_TILT_RELATIVE (V4L2_CID_CAMERA_CLASS_BASE+5) 1125 #define V4L2_CID_PAN_RESET (V4L2_CID_CAMERA_CLASS_BASE+6) 1126 #define V4L2_CID_TILT_RESET (V4L2_CID_CAMERA_CLASS_BASE+7) 1127 1128 #define V4L2_CID_PAN_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+8) 1129 #define V4L2_CID_TILT_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+9) 1130 1131 #define V4L2_CID_FOCUS_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+10) 1132 #define V4L2_CID_FOCUS_RELATIVE (V4L2_CID_CAMERA_CLASS_BASE+11) 1133 #define V4L2_CID_FOCUS_AUTO (V4L2_CID_CAMERA_CLASS_BASE+12) 1134 1135 #define V4L2_CID_ZOOM_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+13) 1136 #define V4L2_CID_ZOOM_RELATIVE (V4L2_CID_CAMERA_CLASS_BASE+14) 1137 #define V4L2_CID_ZOOM_CONTINUOUS (V4L2_CID_CAMERA_CLASS_BASE+15) 1138 1139 #define V4L2_CID_PRIVACY (V4L2_CID_CAMERA_CLASS_BASE+16) 1140 1141 /* 1142 * T U N I N G 1143 */ 1144 struct v4l2_tuner { 1145 __u32 index; 1146 __u8 name[32]; 1147 enum v4l2_tuner_type type; 1148 __u32 capability; 1149 __u32 rangelow; 1150 __u32 rangehigh; 1151 __u32 rxsubchans; 1152 __u32 audmode; 1153 __s32 signal; 1154 __s32 afc; 1155 __u32 reserved[4]; 1156 }; 1157 1158 struct v4l2_modulator { 1159 __u32 index; 1160 __u8 name[32]; 1161 __u32 capability; 1162 __u32 rangelow; 1163 __u32 rangehigh; 1164 __u32 txsubchans; 1165 __u32 reserved[4]; 1166 }; 1167 1168 /* Flags for the 'capability' field */ 1169 #define V4L2_TUNER_CAP_LOW 0x0001 1170 #define V4L2_TUNER_CAP_NORM 0x0002 1171 #define V4L2_TUNER_CAP_STEREO 0x0010 1172 #define V4L2_TUNER_CAP_LANG2 0x0020 1173 #define V4L2_TUNER_CAP_SAP 0x0020 1174 #define V4L2_TUNER_CAP_LANG1 0x0040 1175 1176 /* Flags for the 'rxsubchans' field */ 1177 #define V4L2_TUNER_SUB_MONO 0x0001 1178 #define V4L2_TUNER_SUB_STEREO 0x0002 1179 #define V4L2_TUNER_SUB_LANG2 0x0004 1180 #define V4L2_TUNER_SUB_SAP 0x0004 1181 #define V4L2_TUNER_SUB_LANG1 0x0008 1182 1183 /* Values for the 'audmode' field */ 1184 #define V4L2_TUNER_MODE_MONO 0x0000 1185 #define V4L2_TUNER_MODE_STEREO 0x0001 1186 #define V4L2_TUNER_MODE_LANG2 0x0002 1187 #define V4L2_TUNER_MODE_SAP 0x0002 1188 #define V4L2_TUNER_MODE_LANG1 0x0003 1189 #define V4L2_TUNER_MODE_LANG1_LANG2 0x0004 1190 1191 struct v4l2_frequency { 1192 __u32 tuner; 1193 enum v4l2_tuner_type type; 1194 __u32 frequency; 1195 __u32 reserved[8]; 1196 }; 1197 1198 struct v4l2_hw_freq_seek { 1199 __u32 tuner; 1200 enum v4l2_tuner_type type; 1201 __u32 seek_upward; 1202 __u32 wrap_around; 1203 __u32 reserved[8]; 1204 }; 1205 1206 /* 1207 * A U D I O 1208 */ 1209 struct v4l2_audio { 1210 __u32 index; 1211 __u8 name[32]; 1212 __u32 capability; 1213 __u32 mode; 1214 __u32 reserved[2]; 1215 }; 1216 1217 /* Flags for the 'capability' field */ 1218 #define V4L2_AUDCAP_STEREO 0x00001 1219 #define V4L2_AUDCAP_AVL 0x00002 1220 1221 /* Flags for the 'mode' field */ 1222 #define V4L2_AUDMODE_AVL 0x00001 1223 1224 struct v4l2_audioout { 1225 __u32 index; 1226 __u8 name[32]; 1227 __u32 capability; 1228 __u32 mode; 1229 __u32 reserved[2]; 1230 }; 1231 1232 /* 1233 * M P E G S E R V I C E S 1234 * 1235 * NOTE: EXPERIMENTAL API 1236 */ 1237 #if 1 1238 #define V4L2_ENC_IDX_FRAME_I (0) 1239 #define V4L2_ENC_IDX_FRAME_P (1) 1240 #define V4L2_ENC_IDX_FRAME_B (2) 1241 #define V4L2_ENC_IDX_FRAME_MASK (0xf) 1242 1243 struct v4l2_enc_idx_entry { 1244 __u64 offset; 1245 __u64 pts; 1246 __u32 length; 1247 __u32 flags; 1248 __u32 reserved[2]; 1249 }; 1250 1251 #define V4L2_ENC_IDX_ENTRIES (64) 1252 struct v4l2_enc_idx { 1253 __u32 entries; 1254 __u32 entries_cap; 1255 __u32 reserved[4]; 1256 struct v4l2_enc_idx_entry entry[V4L2_ENC_IDX_ENTRIES]; 1257 }; 1258 1259 1260 #define V4L2_ENC_CMD_START (0) 1261 #define V4L2_ENC_CMD_STOP (1) 1262 #define V4L2_ENC_CMD_PAUSE (2) 1263 #define V4L2_ENC_CMD_RESUME (3) 1264 1265 /* Flags for V4L2_ENC_CMD_STOP */ 1266 #define V4L2_ENC_CMD_STOP_AT_GOP_END (1 << 0) 1267 1268 struct v4l2_encoder_cmd { 1269 __u32 cmd; 1270 __u32 flags; 1271 union { 1272 struct { 1273 __u32 data[8]; 1274 } raw; 1275 }; 1276 }; 1277 1278 #endif 1279 1280 1281 /* 1282 * D A T A S E R V I C E S ( V B I ) 1283 * 1284 * Data services API by Michael Schimek 1285 */ 1286 1287 /* Raw VBI */ 1288 struct v4l2_vbi_format { 1289 __u32 sampling_rate; /* in 1 Hz */ 1290 __u32 offset; 1291 __u32 samples_per_line; 1292 __u32 sample_format; /* V4L2_PIX_FMT_* */ 1293 __s32 start[2]; 1294 __u32 count[2]; 1295 __u32 flags; /* V4L2_VBI_* */ 1296 __u32 reserved[2]; /* must be zero */ 1297 }; 1298 1299 /* VBI flags */ 1300 #define V4L2_VBI_UNSYNC (1 << 0) 1301 #define V4L2_VBI_INTERLACED (1 << 1) 1302 1303 /* Sliced VBI 1304 * 1305 * This implements is a proposal V4L2 API to allow SLICED VBI 1306 * required for some hardware encoders. It should change without 1307 * notice in the definitive implementation. 1308 */ 1309 1310 struct v4l2_sliced_vbi_format { 1311 __u16 service_set; 1312 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field 1313 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field 1314 (equals frame lines 313-336 for 625 line video 1315 standards, 263-286 for 525 line standards) */ 1316 __u16 service_lines[2][24]; 1317 __u32 io_size; 1318 __u32 reserved[2]; /* must be zero */ 1319 }; 1320 1321 /* Teletext World System Teletext 1322 (WST), defined on ITU-R BT.653-2 */ 1323 #define V4L2_SLICED_TELETEXT_B (0x0001) 1324 /* Video Program System, defined on ETS 300 231*/ 1325 #define V4L2_SLICED_VPS (0x0400) 1326 /* Closed Caption, defined on EIA-608 */ 1327 #define V4L2_SLICED_CAPTION_525 (0x1000) 1328 /* Wide Screen System, defined on ITU-R BT1119.1 */ 1329 #define V4L2_SLICED_WSS_625 (0x4000) 1330 1331 #define V4L2_SLICED_VBI_525 (V4L2_SLICED_CAPTION_525) 1332 #define V4L2_SLICED_VBI_625 (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625) 1333 1334 struct v4l2_sliced_vbi_cap { 1335 __u16 service_set; 1336 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field 1337 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field 1338 (equals frame lines 313-336 for 625 line video 1339 standards, 263-286 for 525 line standards) */ 1340 __u16 service_lines[2][24]; 1341 enum v4l2_buf_type type; 1342 __u32 reserved[3]; /* must be 0 */ 1343 }; 1344 1345 struct v4l2_sliced_vbi_data { 1346 __u32 id; 1347 __u32 field; /* 0: first field, 1: second field */ 1348 __u32 line; /* 1-23 */ 1349 __u32 reserved; /* must be 0 */ 1350 __u8 data[48]; 1351 }; 1352 1353 /* 1354 * A G G R E G A T E S T R U C T U R E S 1355 */ 1356 1357 /* Stream data format 1358 */ 1359 struct v4l2_format { 1360 enum v4l2_buf_type type; 1361 union { 1362 struct v4l2_pix_format pix; /* V4L2_BUF_TYPE_VIDEO_CAPTURE */ 1363 struct v4l2_window win; /* V4L2_BUF_TYPE_VIDEO_OVERLAY */ 1364 struct v4l2_vbi_format vbi; /* V4L2_BUF_TYPE_VBI_CAPTURE */ 1365 struct v4l2_sliced_vbi_format sliced; /* V4L2_BUF_TYPE_SLICED_VBI_CAPTURE */ 1366 __u8 raw_data[200]; /* user-defined */ 1367 } fmt; 1368 }; 1369 1370 1371 /* Stream type-dependent parameters 1372 */ 1373 struct v4l2_streamparm { 1374 enum v4l2_buf_type type; 1375 union { 1376 struct v4l2_captureparm capture; 1377 struct v4l2_outputparm output; 1378 __u8 raw_data[200]; /* user-defined */ 1379 } parm; 1380 }; 1381 1382 /* 1383 * A D V A N C E D D E B U G G I N G 1384 * 1385 * NOTE: EXPERIMENTAL API, NEVER RELY ON THIS IN APPLICATIONS! 1386 * FOR DEBUGGING, TESTING AND INTERNAL USE ONLY! 1387 */ 1388 1389 /* VIDIOC_DBG_G_REGISTER and VIDIOC_DBG_S_REGISTER */ 1390 1391 #define V4L2_CHIP_MATCH_HOST 0 /* Match against chip ID on host (0 for the host) */ 1392 #define V4L2_CHIP_MATCH_I2C_DRIVER 1 /* Match against I2C driver name */ 1393 #define V4L2_CHIP_MATCH_I2C_ADDR 2 /* Match against I2C 7-bit address */ 1394 #define V4L2_CHIP_MATCH_AC97 3 /* Match against anciliary AC97 chip */ 1395 1396 struct v4l2_dbg_match { 1397 __u32 type; /* Match type */ 1398 union { /* Match this chip, meaning determined by type */ 1399 __u32 addr; 1400 char name[32]; 1401 }; 1402 } __attribute__ ((packed)); 1403 1404 struct v4l2_dbg_register { 1405 struct v4l2_dbg_match match; 1406 __u32 size; /* register size in bytes */ 1407 __u64 reg; 1408 __u64 val; 1409 } __attribute__ ((packed)); 1410 1411 /* VIDIOC_DBG_G_CHIP_IDENT */ 1412 struct v4l2_dbg_chip_ident { 1413 struct v4l2_dbg_match match; 1414 __u32 ident; /* chip identifier as specified in <media/v4l2-chip-ident.h> */ 1415 __u32 revision; /* chip revision, chip specific */ 1416 } __attribute__ ((packed)); 1417 1418 /* VIDIOC_G_CHIP_IDENT_OLD: Deprecated, do not use */ 1419 struct v4l2_chip_ident_old { 1420 __u32 match_type; /* Match type */ 1421 __u32 match_chip; /* Match this chip, meaning determined by match_type */ 1422 __u32 ident; /* chip identifier as specified in <media/v4l2-chip-ident.h> */ 1423 __u32 revision; /* chip revision, chip specific */ 1424 }; 1425 1426 /* 1427 * 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 1428 * 1429 */ 1430 #define VIDIOC_QUERYCAP _IOR('V', 0, struct v4l2_capability) 1431 #define VIDIOC_RESERVED _IO('V', 1) 1432 #define VIDIOC_ENUM_FMT _IOWR('V', 2, struct v4l2_fmtdesc) 1433 #define VIDIOC_G_FMT _IOWR('V', 4, struct v4l2_format) 1434 #define VIDIOC_S_FMT _IOWR('V', 5, struct v4l2_format) 1435 #define VIDIOC_REQBUFS _IOWR('V', 8, struct v4l2_requestbuffers) 1436 #define VIDIOC_QUERYBUF _IOWR('V', 9, struct v4l2_buffer) 1437 #define VIDIOC_G_FBUF _IOR('V', 10, struct v4l2_framebuffer) 1438 #define VIDIOC_S_FBUF _IOW('V', 11, struct v4l2_framebuffer) 1439 #define VIDIOC_OVERLAY _IOW('V', 14, int) 1440 #define VIDIOC_QBUF _IOWR('V', 15, struct v4l2_buffer) 1441 #define VIDIOC_DQBUF _IOWR('V', 17, struct v4l2_buffer) 1442 #define VIDIOC_STREAMON _IOW('V', 18, int) 1443 #define VIDIOC_STREAMOFF _IOW('V', 19, int) 1444 #define VIDIOC_G_PARM _IOWR('V', 21, struct v4l2_streamparm) 1445 #define VIDIOC_S_PARM _IOWR('V', 22, struct v4l2_streamparm) 1446 #define VIDIOC_G_STD _IOR('V', 23, v4l2_std_id) 1447 #define VIDIOC_S_STD _IOW('V', 24, v4l2_std_id) 1448 #define VIDIOC_ENUMSTD _IOWR('V', 25, struct v4l2_standard) 1449 #define VIDIOC_ENUMINPUT _IOWR('V', 26, struct v4l2_input) 1450 #define VIDIOC_G_CTRL _IOWR('V', 27, struct v4l2_control) 1451 #define VIDIOC_S_CTRL _IOWR('V', 28, struct v4l2_control) 1452 #define VIDIOC_G_TUNER _IOWR('V', 29, struct v4l2_tuner) 1453 #define VIDIOC_S_TUNER _IOW('V', 30, struct v4l2_tuner) 1454 #define VIDIOC_G_AUDIO _IOR('V', 33, struct v4l2_audio) 1455 #define VIDIOC_S_AUDIO _IOW('V', 34, struct v4l2_audio) 1456 #define VIDIOC_QUERYCTRL _IOWR('V', 36, struct v4l2_queryctrl) 1457 #define VIDIOC_QUERYMENU _IOWR('V', 37, struct v4l2_querymenu) 1458 #define VIDIOC_G_INPUT _IOR('V', 38, int) 1459 #define VIDIOC_S_INPUT _IOWR('V', 39, int) 1460 #define VIDIOC_G_OUTPUT _IOR('V', 46, int) 1461 #define VIDIOC_S_OUTPUT _IOWR('V', 47, int) 1462 #define VIDIOC_ENUMOUTPUT _IOWR('V', 48, struct v4l2_output) 1463 #define VIDIOC_G_AUDOUT _IOR('V', 49, struct v4l2_audioout) 1464 #define VIDIOC_S_AUDOUT _IOW('V', 50, struct v4l2_audioout) 1465 #define VIDIOC_G_MODULATOR _IOWR('V', 54, struct v4l2_modulator) 1466 #define VIDIOC_S_MODULATOR _IOW('V', 55, struct v4l2_modulator) 1467 #define VIDIOC_G_FREQUENCY _IOWR('V', 56, struct v4l2_frequency) 1468 #define VIDIOC_S_FREQUENCY _IOW('V', 57, struct v4l2_frequency) 1469 #define VIDIOC_CROPCAP _IOWR('V', 58, struct v4l2_cropcap) 1470 #define VIDIOC_G_CROP _IOWR('V', 59, struct v4l2_crop) 1471 #define VIDIOC_S_CROP _IOW('V', 60, struct v4l2_crop) 1472 #define VIDIOC_G_JPEGCOMP _IOR('V', 61, struct v4l2_jpegcompression) 1473 #define VIDIOC_S_JPEGCOMP _IOW('V', 62, struct v4l2_jpegcompression) 1474 #define VIDIOC_QUERYSTD _IOR('V', 63, v4l2_std_id) 1475 #define VIDIOC_TRY_FMT _IOWR('V', 64, struct v4l2_format) 1476 #define VIDIOC_ENUMAUDIO _IOWR('V', 65, struct v4l2_audio) 1477 #define VIDIOC_ENUMAUDOUT _IOWR('V', 66, struct v4l2_audioout) 1478 #define VIDIOC_G_PRIORITY _IOR('V', 67, enum v4l2_priority) 1479 #define VIDIOC_S_PRIORITY _IOW('V', 68, enum v4l2_priority) 1480 #define VIDIOC_G_SLICED_VBI_CAP _IOWR('V', 69, struct v4l2_sliced_vbi_cap) 1481 #define VIDIOC_LOG_STATUS _IO('V', 70) 1482 #define VIDIOC_G_EXT_CTRLS _IOWR('V', 71, struct v4l2_ext_controls) 1483 #define VIDIOC_S_EXT_CTRLS _IOWR('V', 72, struct v4l2_ext_controls) 1484 #define VIDIOC_TRY_EXT_CTRLS _IOWR('V', 73, struct v4l2_ext_controls) 1485 #if 1 1486 #define VIDIOC_ENUM_FRAMESIZES _IOWR('V', 74, struct v4l2_frmsizeenum) 1487 #define VIDIOC_ENUM_FRAMEINTERVALS _IOWR('V', 75, struct v4l2_frmivalenum) 1488 #define VIDIOC_G_ENC_INDEX _IOR('V', 76, struct v4l2_enc_idx) 1489 #define VIDIOC_ENCODER_CMD _IOWR('V', 77, struct v4l2_encoder_cmd) 1490 #define VIDIOC_TRY_ENCODER_CMD _IOWR('V', 78, struct v4l2_encoder_cmd) 1491 #endif 1492 1493 #if 1 1494 /* Experimental, meant for debugging, testing and internal use. 1495 Only implemented if CONFIG_VIDEO_ADV_DEBUG is defined. 1496 You must be root to use these ioctls. Never use these in applications! */ 1497 #define VIDIOC_DBG_S_REGISTER _IOW('V', 79, struct v4l2_dbg_register) 1498 #define VIDIOC_DBG_G_REGISTER _IOWR('V', 80, struct v4l2_dbg_register) 1499 1500 /* Experimental, meant for debugging, testing and internal use. 1501 Never use this ioctl in applications! */ 1502 #define VIDIOC_DBG_G_CHIP_IDENT _IOWR('V', 81, struct v4l2_dbg_chip_ident) 1503 /* This is deprecated and will go away in 2.6.30 */ 1504 #define VIDIOC_G_CHIP_IDENT_OLD _IOWR('V', 81, struct v4l2_chip_ident_old) 1505 #endif 1506 1507 #define VIDIOC_S_HW_FREQ_SEEK _IOW('V', 82, struct v4l2_hw_freq_seek) 1508 /* Reminder: when adding new ioctls please add support for them to 1509 drivers/media/video/v4l2-compat-ioctl32.c as well! */ 1510 1511 #ifdef __OLD_VIDIOC_ 1512 /* for compatibility, will go away some day */ 1513 #define VIDIOC_OVERLAY_OLD _IOWR('V', 14, int) 1514 #define VIDIOC_S_PARM_OLD _IOW('V', 22, struct v4l2_streamparm) 1515 #define VIDIOC_S_CTRL_OLD _IOW('V', 28, struct v4l2_control) 1516 #define VIDIOC_G_AUDIO_OLD _IOWR('V', 33, struct v4l2_audio) 1517 #define VIDIOC_G_AUDOUT_OLD _IOWR('V', 49, struct v4l2_audioout) 1518 #define VIDIOC_CROPCAP_OLD _IOR('V', 58, struct v4l2_cropcap) 1519 #endif 1520 1521 #define BASE_VIDIOC_PRIVATE 192 /* 192-255 are private */ 1522 1523 #endif /* __LINUX_VIDEODEV2_H */ 1524