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 #ifdef __KERNEL__ 59 #include <linux/time.h> /* need struct timeval */ 60 #include <linux/compiler.h> /* need __user */ 61 #else 62 #define __user 63 #include <sys/time.h> 64 #endif 65 #include <linux/types.h> 66 67 /* 68 * Common stuff for both V4L1 and V4L2 69 * Moved from videodev.h 70 */ 71 #define VIDEO_MAX_FRAME 32 72 73 #define VID_TYPE_CAPTURE 1 /* Can capture */ 74 #define VID_TYPE_TUNER 2 /* Can tune */ 75 #define VID_TYPE_TELETEXT 4 /* Does teletext */ 76 #define VID_TYPE_OVERLAY 8 /* Overlay onto frame buffer */ 77 #define VID_TYPE_CHROMAKEY 16 /* Overlay by chromakey */ 78 #define VID_TYPE_CLIPPING 32 /* Can clip */ 79 #define VID_TYPE_FRAMERAM 64 /* Uses the frame buffer memory */ 80 #define VID_TYPE_SCALES 128 /* Scalable */ 81 #define VID_TYPE_MONOCHROME 256 /* Monochrome only */ 82 #define VID_TYPE_SUBCAPTURE 512 /* Can capture subareas of the image */ 83 #define VID_TYPE_MPEG_DECODER 1024 /* Can decode MPEG streams */ 84 #define VID_TYPE_MPEG_ENCODER 2048 /* Can encode MPEG streams */ 85 #define VID_TYPE_MJPEG_DECODER 4096 /* Can decode MJPEG streams */ 86 #define VID_TYPE_MJPEG_ENCODER 8192 /* Can encode MJPEG streams */ 87 88 /* 89 * M I S C E L L A N E O U S 90 */ 91 92 /* Four-character-code (FOURCC) */ 93 #define v4l2_fourcc(a,b,c,d)\ 94 (((__u32)(a)<<0)|((__u32)(b)<<8)|((__u32)(c)<<16)|((__u32)(d)<<24)) 95 96 /* 97 * E N U M S 98 */ 99 enum v4l2_field { 100 V4L2_FIELD_ANY = 0, /* driver can choose from none, 101 top, bottom, interlaced 102 depending on whatever it thinks 103 is approximate ... */ 104 V4L2_FIELD_NONE = 1, /* this device has no fields ... */ 105 V4L2_FIELD_TOP = 2, /* top field only */ 106 V4L2_FIELD_BOTTOM = 3, /* bottom field only */ 107 V4L2_FIELD_INTERLACED = 4, /* both fields interlaced */ 108 V4L2_FIELD_SEQ_TB = 5, /* both fields sequential into one 109 buffer, top-bottom order */ 110 V4L2_FIELD_SEQ_BT = 6, /* same as above + bottom-top order */ 111 V4L2_FIELD_ALTERNATE = 7, /* both fields alternating into 112 separate buffers */ 113 V4L2_FIELD_INTERLACED_TB = 8, /* both fields interlaced, top field 114 first and the top field is 115 transmitted first */ 116 V4L2_FIELD_INTERLACED_BT = 9, /* both fields interlaced, top field 117 first and the bottom field is 118 transmitted first */ 119 }; 120 #define V4L2_FIELD_HAS_TOP(field) \ 121 ((field) == V4L2_FIELD_TOP ||\ 122 (field) == V4L2_FIELD_INTERLACED ||\ 123 (field) == V4L2_FIELD_INTERLACED_TB ||\ 124 (field) == V4L2_FIELD_INTERLACED_BT ||\ 125 (field) == V4L2_FIELD_SEQ_TB ||\ 126 (field) == V4L2_FIELD_SEQ_BT) 127 #define V4L2_FIELD_HAS_BOTTOM(field) \ 128 ((field) == V4L2_FIELD_BOTTOM ||\ 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_BOTH(field) \ 135 ((field) == V4L2_FIELD_INTERLACED ||\ 136 (field) == V4L2_FIELD_INTERLACED_TB ||\ 137 (field) == V4L2_FIELD_INTERLACED_BT ||\ 138 (field) == V4L2_FIELD_SEQ_TB ||\ 139 (field) == V4L2_FIELD_SEQ_BT) 140 141 enum v4l2_buf_type { 142 V4L2_BUF_TYPE_VIDEO_CAPTURE = 1, 143 V4L2_BUF_TYPE_VIDEO_OUTPUT = 2, 144 V4L2_BUF_TYPE_VIDEO_OVERLAY = 3, 145 V4L2_BUF_TYPE_VBI_CAPTURE = 4, 146 V4L2_BUF_TYPE_VBI_OUTPUT = 5, 147 V4L2_BUF_TYPE_SLICED_VBI_CAPTURE = 6, 148 V4L2_BUF_TYPE_SLICED_VBI_OUTPUT = 7, 149 #if 1 150 /* Experimental */ 151 V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY = 8, 152 #endif 153 V4L2_BUF_TYPE_PRIVATE = 0x80, 154 }; 155 156 enum v4l2_ctrl_type { 157 V4L2_CTRL_TYPE_INTEGER = 1, 158 V4L2_CTRL_TYPE_BOOLEAN = 2, 159 V4L2_CTRL_TYPE_MENU = 3, 160 V4L2_CTRL_TYPE_BUTTON = 4, 161 V4L2_CTRL_TYPE_INTEGER64 = 5, 162 V4L2_CTRL_TYPE_CTRL_CLASS = 6, 163 }; 164 165 enum v4l2_tuner_type { 166 V4L2_TUNER_RADIO = 1, 167 V4L2_TUNER_ANALOG_TV = 2, 168 V4L2_TUNER_DIGITAL_TV = 3, 169 }; 170 171 enum v4l2_memory { 172 V4L2_MEMORY_MMAP = 1, 173 V4L2_MEMORY_USERPTR = 2, 174 V4L2_MEMORY_OVERLAY = 3, 175 }; 176 177 /* see also http://vektor.theorem.ca/graphics/ycbcr/ */ 178 enum v4l2_colorspace { 179 /* ITU-R 601 -- broadcast NTSC/PAL */ 180 V4L2_COLORSPACE_SMPTE170M = 1, 181 182 /* 1125-Line (US) HDTV */ 183 V4L2_COLORSPACE_SMPTE240M = 2, 184 185 /* HD and modern captures. */ 186 V4L2_COLORSPACE_REC709 = 3, 187 188 /* broken BT878 extents (601, luma range 16-253 instead of 16-235) */ 189 V4L2_COLORSPACE_BT878 = 4, 190 191 /* These should be useful. Assume 601 extents. */ 192 V4L2_COLORSPACE_470_SYSTEM_M = 5, 193 V4L2_COLORSPACE_470_SYSTEM_BG = 6, 194 195 /* I know there will be cameras that send this. So, this is 196 * unspecified chromaticities and full 0-255 on each of the 197 * Y'CbCr components 198 */ 199 V4L2_COLORSPACE_JPEG = 7, 200 201 /* For RGB colourspaces, this is probably a good start. */ 202 V4L2_COLORSPACE_SRGB = 8, 203 }; 204 205 enum v4l2_priority { 206 V4L2_PRIORITY_UNSET = 0, /* not initialized */ 207 V4L2_PRIORITY_BACKGROUND = 1, 208 V4L2_PRIORITY_INTERACTIVE = 2, 209 V4L2_PRIORITY_RECORD = 3, 210 V4L2_PRIORITY_DEFAULT = V4L2_PRIORITY_INTERACTIVE, 211 }; 212 213 struct v4l2_rect { 214 __s32 left; 215 __s32 top; 216 __s32 width; 217 __s32 height; 218 }; 219 220 struct v4l2_fract { 221 __u32 numerator; 222 __u32 denominator; 223 }; 224 225 /* 226 * D R I V E R C A P A B I L I T I E S 227 */ 228 struct v4l2_capability 229 { 230 __u8 driver[16]; /* i.e. "bttv" */ 231 __u8 card[32]; /* i.e. "Hauppauge WinTV" */ 232 __u8 bus_info[32]; /* "PCI:" + pci_name(pci_dev) */ 233 __u32 version; /* should use KERNEL_VERSION() */ 234 __u32 capabilities; /* Device capabilities */ 235 __u32 reserved[4]; 236 }; 237 238 /* Values for 'capabilities' field */ 239 #define V4L2_CAP_VIDEO_CAPTURE 0x00000001 /* Is a video capture device */ 240 #define V4L2_CAP_VIDEO_OUTPUT 0x00000002 /* Is a video output device */ 241 #define V4L2_CAP_VIDEO_OVERLAY 0x00000004 /* Can do video overlay */ 242 #define V4L2_CAP_VBI_CAPTURE 0x00000010 /* Is a raw VBI capture device */ 243 #define V4L2_CAP_VBI_OUTPUT 0x00000020 /* Is a raw VBI output device */ 244 #define V4L2_CAP_SLICED_VBI_CAPTURE 0x00000040 /* Is a sliced VBI capture device */ 245 #define V4L2_CAP_SLICED_VBI_OUTPUT 0x00000080 /* Is a sliced VBI output device */ 246 #define V4L2_CAP_RDS_CAPTURE 0x00000100 /* RDS data capture */ 247 #define V4L2_CAP_VIDEO_OUTPUT_OVERLAY 0x00000200 /* Can do video output overlay */ 248 249 #define V4L2_CAP_TUNER 0x00010000 /* has a tuner */ 250 #define V4L2_CAP_AUDIO 0x00020000 /* has audio support */ 251 #define V4L2_CAP_RADIO 0x00040000 /* is a radio device */ 252 253 #define V4L2_CAP_READWRITE 0x01000000 /* read/write systemcalls */ 254 #define V4L2_CAP_ASYNCIO 0x02000000 /* async I/O */ 255 #define V4L2_CAP_STREAMING 0x04000000 /* streaming I/O ioctls */ 256 257 /* 258 * V I D E O I M A G E F O R M A T 259 */ 260 struct v4l2_pix_format 261 { 262 __u32 width; 263 __u32 height; 264 __u32 pixelformat; 265 enum v4l2_field field; 266 __u32 bytesperline; /* for padding, zero if unused */ 267 __u32 sizeimage; 268 enum v4l2_colorspace colorspace; 269 __u32 priv; /* private data, depends on pixelformat */ 270 }; 271 272 /* Pixel format FOURCC depth Description */ 273 #define V4L2_PIX_FMT_RGB332 v4l2_fourcc('R','G','B','1') /* 8 RGB-3-3-2 */ 274 #define V4L2_PIX_FMT_RGB444 v4l2_fourcc('R','4','4','4') /* 16 xxxxrrrr ggggbbbb */ 275 #define V4L2_PIX_FMT_RGB555 v4l2_fourcc('R','G','B','O') /* 16 RGB-5-5-5 */ 276 #define V4L2_PIX_FMT_RGB565 v4l2_fourcc('R','G','B','P') /* 16 RGB-5-6-5 */ 277 #define V4L2_PIX_FMT_RGB555X v4l2_fourcc('R','G','B','Q') /* 16 RGB-5-5-5 BE */ 278 #define V4L2_PIX_FMT_RGB565X v4l2_fourcc('R','G','B','R') /* 16 RGB-5-6-5 BE */ 279 #define V4L2_PIX_FMT_BGR24 v4l2_fourcc('B','G','R','3') /* 24 BGR-8-8-8 */ 280 #define V4L2_PIX_FMT_RGB24 v4l2_fourcc('R','G','B','3') /* 24 RGB-8-8-8 */ 281 #define V4L2_PIX_FMT_BGR32 v4l2_fourcc('B','G','R','4') /* 32 BGR-8-8-8-8 */ 282 #define V4L2_PIX_FMT_RGB32 v4l2_fourcc('R','G','B','4') /* 32 RGB-8-8-8-8 */ 283 #define V4L2_PIX_FMT_GREY v4l2_fourcc('G','R','E','Y') /* 8 Greyscale */ 284 #define V4L2_PIX_FMT_PAL8 v4l2_fourcc('P','A','L','8') /* 8 8-bit palette */ 285 #define V4L2_PIX_FMT_YVU410 v4l2_fourcc('Y','V','U','9') /* 9 YVU 4:1:0 */ 286 #define V4L2_PIX_FMT_YVU420 v4l2_fourcc('Y','V','1','2') /* 12 YVU 4:2:0 */ 287 #define V4L2_PIX_FMT_YUYV v4l2_fourcc('Y','U','Y','V') /* 16 YUV 4:2:2 */ 288 #define V4L2_PIX_FMT_UYVY v4l2_fourcc('U','Y','V','Y') /* 16 YUV 4:2:2 */ 289 #define V4L2_PIX_FMT_YUV422P v4l2_fourcc('4','2','2','P') /* 16 YVU422 planar */ 290 #define V4L2_PIX_FMT_YUV411P v4l2_fourcc('4','1','1','P') /* 16 YVU411 planar */ 291 #define V4L2_PIX_FMT_Y41P v4l2_fourcc('Y','4','1','P') /* 12 YUV 4:1:1 */ 292 #define V4L2_PIX_FMT_YUV444 v4l2_fourcc('Y','4','4','4') /* 16 xxxxyyyy uuuuvvvv */ 293 #define V4L2_PIX_FMT_YUV555 v4l2_fourcc('Y','U','V','O') /* 16 YUV-5-5-5 */ 294 #define V4L2_PIX_FMT_YUV565 v4l2_fourcc('Y','U','V','P') /* 16 YUV-5-6-5 */ 295 #define V4L2_PIX_FMT_YUV32 v4l2_fourcc('Y','U','V','4') /* 32 YUV-8-8-8-8 */ 296 297 /* two planes -- one Y, one Cr + Cb interleaved */ 298 #define V4L2_PIX_FMT_NV12 v4l2_fourcc('N','V','1','2') /* 12 Y/CbCr 4:2:0 */ 299 #define V4L2_PIX_FMT_NV21 v4l2_fourcc('N','V','2','1') /* 12 Y/CrCb 4:2:0 */ 300 301 /* The following formats are not defined in the V4L2 specification */ 302 #define V4L2_PIX_FMT_YUV410 v4l2_fourcc('Y','U','V','9') /* 9 YUV 4:1:0 */ 303 #define V4L2_PIX_FMT_YUV420 v4l2_fourcc('Y','U','1','2') /* 12 YUV 4:2:0 */ 304 #define V4L2_PIX_FMT_YYUV v4l2_fourcc('Y','Y','U','V') /* 16 YUV 4:2:2 */ 305 #define V4L2_PIX_FMT_HI240 v4l2_fourcc('H','I','2','4') /* 8 8-bit color */ 306 #define V4L2_PIX_FMT_HM12 v4l2_fourcc('H','M','1','2') /* 8 YUV 4:2:0 16x16 macroblocks */ 307 308 /* see http://www.siliconimaging.com/RGB%20Bayer.htm */ 309 #define V4L2_PIX_FMT_SBGGR8 v4l2_fourcc('B','A','8','1') /* 8 BGBG.. GRGR.. */ 310 311 /* compressed formats */ 312 #define V4L2_PIX_FMT_MJPEG v4l2_fourcc('M','J','P','G') /* Motion-JPEG */ 313 #define V4L2_PIX_FMT_JPEG v4l2_fourcc('J','P','E','G') /* JFIF JPEG */ 314 #define V4L2_PIX_FMT_DV v4l2_fourcc('d','v','s','d') /* 1394 */ 315 #define V4L2_PIX_FMT_MPEG v4l2_fourcc('M','P','E','G') /* MPEG-1/2/4 */ 316 317 /* Vendor-specific formats */ 318 #define V4L2_PIX_FMT_WNVA v4l2_fourcc('W','N','V','A') /* Winnov hw compress */ 319 #define V4L2_PIX_FMT_SN9C10X v4l2_fourcc('S','9','1','0') /* SN9C10x compression */ 320 #define V4L2_PIX_FMT_PWC1 v4l2_fourcc('P','W','C','1') /* pwc older webcam */ 321 #define V4L2_PIX_FMT_PWC2 v4l2_fourcc('P','W','C','2') /* pwc newer webcam */ 322 #define V4L2_PIX_FMT_ET61X251 v4l2_fourcc('E','6','2','5') /* ET61X251 compression */ 323 324 /* 325 * F O R M A T E N U M E R A T I O N 326 */ 327 struct v4l2_fmtdesc 328 { 329 __u32 index; /* Format number */ 330 enum v4l2_buf_type type; /* buffer type */ 331 __u32 flags; 332 __u8 description[32]; /* Description string */ 333 __u32 pixelformat; /* Format fourcc */ 334 __u32 reserved[4]; 335 }; 336 337 #define V4L2_FMT_FLAG_COMPRESSED 0x0001 338 339 #if 1 340 /* Experimental Frame Size and frame rate enumeration */ 341 /* 342 * F R A M E S I Z E E N U M E R A T I O N 343 */ 344 enum v4l2_frmsizetypes 345 { 346 V4L2_FRMSIZE_TYPE_DISCRETE = 1, 347 V4L2_FRMSIZE_TYPE_CONTINUOUS = 2, 348 V4L2_FRMSIZE_TYPE_STEPWISE = 3, 349 }; 350 351 struct v4l2_frmsize_discrete 352 { 353 __u32 width; /* Frame width [pixel] */ 354 __u32 height; /* Frame height [pixel] */ 355 }; 356 357 struct v4l2_frmsize_stepwise 358 { 359 __u32 min_width; /* Minimum frame width [pixel] */ 360 __u32 max_width; /* Maximum frame width [pixel] */ 361 __u32 step_width; /* Frame width step size [pixel] */ 362 __u32 min_height; /* Minimum frame height [pixel] */ 363 __u32 max_height; /* Maximum frame height [pixel] */ 364 __u32 step_height; /* Frame height step size [pixel] */ 365 }; 366 367 struct v4l2_frmsizeenum 368 { 369 __u32 index; /* Frame size number */ 370 __u32 pixel_format; /* Pixel format */ 371 __u32 type; /* Frame size type the device supports. */ 372 373 union { /* Frame size */ 374 struct v4l2_frmsize_discrete discrete; 375 struct v4l2_frmsize_stepwise stepwise; 376 }; 377 378 __u32 reserved[2]; /* Reserved space for future use */ 379 }; 380 381 /* 382 * F R A M E R A T E E N U M E R A T I O N 383 */ 384 enum v4l2_frmivaltypes 385 { 386 V4L2_FRMIVAL_TYPE_DISCRETE = 1, 387 V4L2_FRMIVAL_TYPE_CONTINUOUS = 2, 388 V4L2_FRMIVAL_TYPE_STEPWISE = 3, 389 }; 390 391 struct v4l2_frmival_stepwise 392 { 393 struct v4l2_fract min; /* Minimum frame interval [s] */ 394 struct v4l2_fract max; /* Maximum frame interval [s] */ 395 struct v4l2_fract step; /* Frame interval step size [s] */ 396 }; 397 398 struct v4l2_frmivalenum 399 { 400 __u32 index; /* Frame format index */ 401 __u32 pixel_format; /* Pixel format */ 402 __u32 width; /* Frame width */ 403 __u32 height; /* Frame height */ 404 __u32 type; /* Frame interval type the device supports. */ 405 406 union { /* Frame interval */ 407 struct v4l2_fract discrete; 408 struct v4l2_frmival_stepwise stepwise; 409 }; 410 411 __u32 reserved[2]; /* Reserved space for future use */ 412 }; 413 #endif 414 415 /* 416 * T I M E C O D E 417 */ 418 struct v4l2_timecode 419 { 420 __u32 type; 421 __u32 flags; 422 __u8 frames; 423 __u8 seconds; 424 __u8 minutes; 425 __u8 hours; 426 __u8 userbits[4]; 427 }; 428 429 /* Type */ 430 #define V4L2_TC_TYPE_24FPS 1 431 #define V4L2_TC_TYPE_25FPS 2 432 #define V4L2_TC_TYPE_30FPS 3 433 #define V4L2_TC_TYPE_50FPS 4 434 #define V4L2_TC_TYPE_60FPS 5 435 436 /* Flags */ 437 #define V4L2_TC_FLAG_DROPFRAME 0x0001 /* "drop-frame" mode */ 438 #define V4L2_TC_FLAG_COLORFRAME 0x0002 439 #define V4L2_TC_USERBITS_field 0x000C 440 #define V4L2_TC_USERBITS_USERDEFINED 0x0000 441 #define V4L2_TC_USERBITS_8BITCHARS 0x0008 442 /* The above is based on SMPTE timecodes */ 443 444 #ifdef __KERNEL__ 445 /* 446 * M P E G C O M P R E S S I O N P A R A M E T E R S 447 * 448 * ### WARNING: This experimental MPEG compression API is obsolete. 449 * ### It is replaced by the MPEG controls API. 450 * ### This old API will disappear in the near future! 451 * 452 */ 453 enum v4l2_bitrate_mode { 454 V4L2_BITRATE_NONE = 0, /* not specified */ 455 V4L2_BITRATE_CBR, /* constant bitrate */ 456 V4L2_BITRATE_VBR, /* variable bitrate */ 457 }; 458 struct v4l2_bitrate { 459 /* rates are specified in kbit/sec */ 460 enum v4l2_bitrate_mode mode; 461 __u32 min; 462 __u32 target; /* use this one for CBR */ 463 __u32 max; 464 }; 465 466 enum v4l2_mpeg_streamtype { 467 V4L2_MPEG_SS_1, /* MPEG-1 system stream */ 468 V4L2_MPEG_PS_2, /* MPEG-2 program stream */ 469 V4L2_MPEG_TS_2, /* MPEG-2 transport stream */ 470 V4L2_MPEG_PS_DVD, /* MPEG-2 program stream with DVD header fixups */ 471 }; 472 enum v4l2_mpeg_audiotype { 473 V4L2_MPEG_AU_2_I, /* MPEG-2 layer 1 */ 474 V4L2_MPEG_AU_2_II, /* MPEG-2 layer 2 */ 475 V4L2_MPEG_AU_2_III, /* MPEG-2 layer 3 */ 476 V4L2_MPEG_AC3, /* AC3 */ 477 V4L2_MPEG_LPCM, /* LPCM */ 478 }; 479 enum v4l2_mpeg_videotype { 480 V4L2_MPEG_VI_1, /* MPEG-1 */ 481 V4L2_MPEG_VI_2, /* MPEG-2 */ 482 }; 483 enum v4l2_mpeg_aspectratio { 484 V4L2_MPEG_ASPECT_SQUARE = 1, /* square pixel */ 485 V4L2_MPEG_ASPECT_4_3 = 2, /* 4 : 3 */ 486 V4L2_MPEG_ASPECT_16_9 = 3, /* 16 : 9 */ 487 V4L2_MPEG_ASPECT_1_221 = 4, /* 1 : 2,21 */ 488 }; 489 490 struct v4l2_mpeg_compression { 491 /* general */ 492 enum v4l2_mpeg_streamtype st_type; 493 struct v4l2_bitrate st_bitrate; 494 495 /* transport streams */ 496 __u16 ts_pid_pmt; 497 __u16 ts_pid_audio; 498 __u16 ts_pid_video; 499 __u16 ts_pid_pcr; 500 501 /* program stream */ 502 __u16 ps_size; 503 __u16 reserved_1; /* align */ 504 505 /* audio */ 506 enum v4l2_mpeg_audiotype au_type; 507 struct v4l2_bitrate au_bitrate; 508 __u32 au_sample_rate; 509 __u8 au_pesid; 510 __u8 reserved_2[3]; /* align */ 511 512 /* video */ 513 enum v4l2_mpeg_videotype vi_type; 514 enum v4l2_mpeg_aspectratio vi_aspect_ratio; 515 struct v4l2_bitrate vi_bitrate; 516 __u32 vi_frame_rate; 517 __u16 vi_frames_per_gop; 518 __u16 vi_bframes_count; 519 __u8 vi_pesid; 520 __u8 reserved_3[3]; /* align */ 521 522 /* misc flags */ 523 __u32 closed_gops:1; 524 __u32 pulldown:1; 525 __u32 reserved_4:30; /* align */ 526 527 /* I don't expect the above being perfect yet ;) */ 528 __u32 reserved_5[8]; 529 }; 530 #endif 531 532 struct v4l2_jpegcompression 533 { 534 int quality; 535 536 int APPn; /* Number of APP segment to be written, 537 * must be 0..15 */ 538 int APP_len; /* Length of data in JPEG APPn segment */ 539 char APP_data[60]; /* Data in the JPEG APPn segment. */ 540 541 int COM_len; /* Length of data in JPEG COM segment */ 542 char COM_data[60]; /* Data in JPEG COM segment */ 543 544 __u32 jpeg_markers; /* Which markers should go into the JPEG 545 * output. Unless you exactly know what 546 * you do, leave them untouched. 547 * Inluding less markers will make the 548 * resulting code smaller, but there will 549 * be fewer aplications which can read it. 550 * The presence of the APP and COM marker 551 * is influenced by APP_len and COM_len 552 * ONLY, not by this property! */ 553 554 #define V4L2_JPEG_MARKER_DHT (1<<3) /* Define Huffman Tables */ 555 #define V4L2_JPEG_MARKER_DQT (1<<4) /* Define Quantization Tables */ 556 #define V4L2_JPEG_MARKER_DRI (1<<5) /* Define Restart Interval */ 557 #define V4L2_JPEG_MARKER_COM (1<<6) /* Comment segment */ 558 #define V4L2_JPEG_MARKER_APP (1<<7) /* App segment, driver will 559 * allways use APP0 */ 560 }; 561 562 /* 563 * M E M O R Y - M A P P I N G B U F F E R S 564 */ 565 struct v4l2_requestbuffers 566 { 567 __u32 count; 568 enum v4l2_buf_type type; 569 enum v4l2_memory memory; 570 __u32 reserved[2]; 571 }; 572 573 struct v4l2_buffer 574 { 575 __u32 index; 576 enum v4l2_buf_type type; 577 __u32 bytesused; 578 __u32 flags; 579 enum v4l2_field field; 580 struct timeval timestamp; 581 struct v4l2_timecode timecode; 582 __u32 sequence; 583 584 /* memory location */ 585 enum v4l2_memory memory; 586 union { 587 __u32 offset; 588 unsigned long userptr; 589 } m; 590 __u32 length; 591 __u32 input; 592 __u32 reserved; 593 }; 594 595 /* Flags for 'flags' field */ 596 #define V4L2_BUF_FLAG_MAPPED 0x0001 /* Buffer is mapped (flag) */ 597 #define V4L2_BUF_FLAG_QUEUED 0x0002 /* Buffer is queued for processing */ 598 #define V4L2_BUF_FLAG_DONE 0x0004 /* Buffer is ready */ 599 #define V4L2_BUF_FLAG_KEYFRAME 0x0008 /* Image is a keyframe (I-frame) */ 600 #define V4L2_BUF_FLAG_PFRAME 0x0010 /* Image is a P-frame */ 601 #define V4L2_BUF_FLAG_BFRAME 0x0020 /* Image is a B-frame */ 602 #define V4L2_BUF_FLAG_TIMECODE 0x0100 /* timecode field is valid */ 603 #define V4L2_BUF_FLAG_INPUT 0x0200 /* input field is valid */ 604 605 /* 606 * O V E R L A Y P R E V I E W 607 */ 608 struct v4l2_framebuffer 609 { 610 __u32 capability; 611 __u32 flags; 612 /* FIXME: in theory we should pass something like PCI device + memory 613 * region + offset instead of some physical address */ 614 void* base; 615 struct v4l2_pix_format fmt; 616 }; 617 /* Flags for the 'capability' field. Read only */ 618 #define V4L2_FBUF_CAP_EXTERNOVERLAY 0x0001 619 #define V4L2_FBUF_CAP_CHROMAKEY 0x0002 620 #define V4L2_FBUF_CAP_LIST_CLIPPING 0x0004 621 #define V4L2_FBUF_CAP_BITMAP_CLIPPING 0x0008 622 #define V4L2_FBUF_CAP_LOCAL_ALPHA 0x0010 623 #define V4L2_FBUF_CAP_GLOBAL_ALPHA 0x0020 624 #define V4L2_FBUF_CAP_LOCAL_INV_ALPHA 0x0040 625 /* Flags for the 'flags' field. */ 626 #define V4L2_FBUF_FLAG_PRIMARY 0x0001 627 #define V4L2_FBUF_FLAG_OVERLAY 0x0002 628 #define V4L2_FBUF_FLAG_CHROMAKEY 0x0004 629 #define V4L2_FBUF_FLAG_LOCAL_ALPHA 0x0008 630 #define V4L2_FBUF_FLAG_GLOBAL_ALPHA 0x0010 631 #define V4L2_FBUF_FLAG_LOCAL_INV_ALPHA 0x0020 632 633 struct v4l2_clip 634 { 635 struct v4l2_rect c; 636 struct v4l2_clip __user *next; 637 }; 638 639 struct v4l2_window 640 { 641 struct v4l2_rect w; 642 enum v4l2_field field; 643 __u32 chromakey; 644 struct v4l2_clip __user *clips; 645 __u32 clipcount; 646 void __user *bitmap; 647 __u8 global_alpha; 648 }; 649 650 /* 651 * C A P T U R E P A R A M E T E R S 652 */ 653 struct v4l2_captureparm 654 { 655 __u32 capability; /* Supported modes */ 656 __u32 capturemode; /* Current mode */ 657 struct v4l2_fract timeperframe; /* Time per frame in .1us units */ 658 __u32 extendedmode; /* Driver-specific extensions */ 659 __u32 readbuffers; /* # of buffers for read */ 660 __u32 reserved[4]; 661 }; 662 663 /* Flags for 'capability' and 'capturemode' fields */ 664 #define V4L2_MODE_HIGHQUALITY 0x0001 /* High quality imaging mode */ 665 #define V4L2_CAP_TIMEPERFRAME 0x1000 /* timeperframe field is supported */ 666 667 struct v4l2_outputparm 668 { 669 __u32 capability; /* Supported modes */ 670 __u32 outputmode; /* Current mode */ 671 struct v4l2_fract timeperframe; /* Time per frame in seconds */ 672 __u32 extendedmode; /* Driver-specific extensions */ 673 __u32 writebuffers; /* # of buffers for write */ 674 __u32 reserved[4]; 675 }; 676 677 /* 678 * I N P U T I M A G E C R O P P I N G 679 */ 680 struct v4l2_cropcap { 681 enum v4l2_buf_type type; 682 struct v4l2_rect bounds; 683 struct v4l2_rect defrect; 684 struct v4l2_fract pixelaspect; 685 }; 686 687 struct v4l2_crop { 688 enum v4l2_buf_type type; 689 struct v4l2_rect c; 690 }; 691 692 /* 693 * A N A L O G V I D E O S T A N D A R D 694 */ 695 696 typedef __u64 v4l2_std_id; 697 698 /* one bit for each */ 699 #define V4L2_STD_PAL_B ((v4l2_std_id)0x00000001) 700 #define V4L2_STD_PAL_B1 ((v4l2_std_id)0x00000002) 701 #define V4L2_STD_PAL_G ((v4l2_std_id)0x00000004) 702 #define V4L2_STD_PAL_H ((v4l2_std_id)0x00000008) 703 #define V4L2_STD_PAL_I ((v4l2_std_id)0x00000010) 704 #define V4L2_STD_PAL_D ((v4l2_std_id)0x00000020) 705 #define V4L2_STD_PAL_D1 ((v4l2_std_id)0x00000040) 706 #define V4L2_STD_PAL_K ((v4l2_std_id)0x00000080) 707 708 #define V4L2_STD_PAL_M ((v4l2_std_id)0x00000100) 709 #define V4L2_STD_PAL_N ((v4l2_std_id)0x00000200) 710 #define V4L2_STD_PAL_Nc ((v4l2_std_id)0x00000400) 711 #define V4L2_STD_PAL_60 ((v4l2_std_id)0x00000800) 712 713 #define V4L2_STD_NTSC_M ((v4l2_std_id)0x00001000) 714 #define V4L2_STD_NTSC_M_JP ((v4l2_std_id)0x00002000) 715 #define V4L2_STD_NTSC_443 ((v4l2_std_id)0x00004000) 716 #define V4L2_STD_NTSC_M_KR ((v4l2_std_id)0x00008000) 717 718 #define V4L2_STD_SECAM_B ((v4l2_std_id)0x00010000) 719 #define V4L2_STD_SECAM_D ((v4l2_std_id)0x00020000) 720 #define V4L2_STD_SECAM_G ((v4l2_std_id)0x00040000) 721 #define V4L2_STD_SECAM_H ((v4l2_std_id)0x00080000) 722 #define V4L2_STD_SECAM_K ((v4l2_std_id)0x00100000) 723 #define V4L2_STD_SECAM_K1 ((v4l2_std_id)0x00200000) 724 #define V4L2_STD_SECAM_L ((v4l2_std_id)0x00400000) 725 #define V4L2_STD_SECAM_LC ((v4l2_std_id)0x00800000) 726 727 /* ATSC/HDTV */ 728 #define V4L2_STD_ATSC_8_VSB ((v4l2_std_id)0x01000000) 729 #define V4L2_STD_ATSC_16_VSB ((v4l2_std_id)0x02000000) 730 731 /* FIXME: 732 Although std_id is 64 bits, there is an issue on PPC32 architecture that 733 makes switch(__u64) to break. So, there's a hack on v4l2-common.c rounding 734 this value to 32 bits. 735 As, currently, the max value is for V4L2_STD_ATSC_16_VSB (30 bits wide), 736 it should work fine. However, if needed to add more than two standards, 737 v4l2-common.c should be fixed. 738 */ 739 740 /* some merged standards */ 741 #define V4L2_STD_MN (V4L2_STD_PAL_M|V4L2_STD_PAL_N|V4L2_STD_PAL_Nc|V4L2_STD_NTSC) 742 #define V4L2_STD_B (V4L2_STD_PAL_B|V4L2_STD_PAL_B1|V4L2_STD_SECAM_B) 743 #define V4L2_STD_GH (V4L2_STD_PAL_G|V4L2_STD_PAL_H|V4L2_STD_SECAM_G|V4L2_STD_SECAM_H) 744 #define V4L2_STD_DK (V4L2_STD_PAL_DK|V4L2_STD_SECAM_DK) 745 746 /* some common needed stuff */ 747 #define V4L2_STD_PAL_BG (V4L2_STD_PAL_B |\ 748 V4L2_STD_PAL_B1 |\ 749 V4L2_STD_PAL_G) 750 #define V4L2_STD_PAL_DK (V4L2_STD_PAL_D |\ 751 V4L2_STD_PAL_D1 |\ 752 V4L2_STD_PAL_K) 753 #define V4L2_STD_PAL (V4L2_STD_PAL_BG |\ 754 V4L2_STD_PAL_DK |\ 755 V4L2_STD_PAL_H |\ 756 V4L2_STD_PAL_I) 757 #define V4L2_STD_NTSC (V4L2_STD_NTSC_M |\ 758 V4L2_STD_NTSC_M_JP |\ 759 V4L2_STD_NTSC_M_KR) 760 #define V4L2_STD_SECAM_DK (V4L2_STD_SECAM_D |\ 761 V4L2_STD_SECAM_K |\ 762 V4L2_STD_SECAM_K1) 763 #define V4L2_STD_SECAM (V4L2_STD_SECAM_B |\ 764 V4L2_STD_SECAM_G |\ 765 V4L2_STD_SECAM_H |\ 766 V4L2_STD_SECAM_DK |\ 767 V4L2_STD_SECAM_L |\ 768 V4L2_STD_SECAM_LC) 769 770 #define V4L2_STD_525_60 (V4L2_STD_PAL_M |\ 771 V4L2_STD_PAL_60 |\ 772 V4L2_STD_NTSC |\ 773 V4L2_STD_NTSC_443) 774 #define V4L2_STD_625_50 (V4L2_STD_PAL |\ 775 V4L2_STD_PAL_N |\ 776 V4L2_STD_PAL_Nc |\ 777 V4L2_STD_SECAM) 778 #define V4L2_STD_ATSC (V4L2_STD_ATSC_8_VSB |\ 779 V4L2_STD_ATSC_16_VSB) 780 781 #define V4L2_STD_UNKNOWN 0 782 #define V4L2_STD_ALL (V4L2_STD_525_60 |\ 783 V4L2_STD_625_50) 784 785 struct v4l2_standard 786 { 787 __u32 index; 788 v4l2_std_id id; 789 __u8 name[24]; 790 struct v4l2_fract frameperiod; /* Frames, not fields */ 791 __u32 framelines; 792 __u32 reserved[4]; 793 }; 794 795 /* 796 * V I D E O I N P U T S 797 */ 798 struct v4l2_input 799 { 800 __u32 index; /* Which input */ 801 __u8 name[32]; /* Label */ 802 __u32 type; /* Type of input */ 803 __u32 audioset; /* Associated audios (bitfield) */ 804 __u32 tuner; /* Associated tuner */ 805 v4l2_std_id std; 806 __u32 status; 807 __u32 reserved[4]; 808 }; 809 810 /* Values for the 'type' field */ 811 #define V4L2_INPUT_TYPE_TUNER 1 812 #define V4L2_INPUT_TYPE_CAMERA 2 813 814 /* field 'status' - general */ 815 #define V4L2_IN_ST_NO_POWER 0x00000001 /* Attached device is off */ 816 #define V4L2_IN_ST_NO_SIGNAL 0x00000002 817 #define V4L2_IN_ST_NO_COLOR 0x00000004 818 819 /* field 'status' - analog */ 820 #define V4L2_IN_ST_NO_H_LOCK 0x00000100 /* No horizontal sync lock */ 821 #define V4L2_IN_ST_COLOR_KILL 0x00000200 /* Color killer is active */ 822 823 /* field 'status' - digital */ 824 #define V4L2_IN_ST_NO_SYNC 0x00010000 /* No synchronization lock */ 825 #define V4L2_IN_ST_NO_EQU 0x00020000 /* No equalizer lock */ 826 #define V4L2_IN_ST_NO_CARRIER 0x00040000 /* Carrier recovery failed */ 827 828 /* field 'status' - VCR and set-top box */ 829 #define V4L2_IN_ST_MACROVISION 0x01000000 /* Macrovision detected */ 830 #define V4L2_IN_ST_NO_ACCESS 0x02000000 /* Conditional access denied */ 831 #define V4L2_IN_ST_VTR 0x04000000 /* VTR time constant */ 832 833 /* 834 * V I D E O O U T P U T S 835 */ 836 struct v4l2_output 837 { 838 __u32 index; /* Which output */ 839 __u8 name[32]; /* Label */ 840 __u32 type; /* Type of output */ 841 __u32 audioset; /* Associated audios (bitfield) */ 842 __u32 modulator; /* Associated modulator */ 843 v4l2_std_id std; 844 __u32 reserved[4]; 845 }; 846 /* Values for the 'type' field */ 847 #define V4L2_OUTPUT_TYPE_MODULATOR 1 848 #define V4L2_OUTPUT_TYPE_ANALOG 2 849 #define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY 3 850 851 /* 852 * C O N T R O L S 853 */ 854 struct v4l2_control 855 { 856 __u32 id; 857 __s32 value; 858 }; 859 860 struct v4l2_ext_control 861 { 862 __u32 id; 863 __u32 reserved2[2]; 864 union { 865 __s32 value; 866 __s64 value64; 867 void *reserved; 868 }; 869 } __attribute__ ((packed)); 870 871 struct v4l2_ext_controls 872 { 873 __u32 ctrl_class; 874 __u32 count; 875 __u32 error_idx; 876 __u32 reserved[2]; 877 struct v4l2_ext_control *controls; 878 }; 879 880 /* Values for ctrl_class field */ 881 #define V4L2_CTRL_CLASS_USER 0x00980000 /* Old-style 'user' controls */ 882 #define V4L2_CTRL_CLASS_MPEG 0x00990000 /* MPEG-compression controls */ 883 884 #define V4L2_CTRL_ID_MASK (0x0fffffff) 885 #define V4L2_CTRL_ID2CLASS(id) ((id) & 0x0fff0000UL) 886 #define V4L2_CTRL_DRIVER_PRIV(id) (((id) & 0xffff) >= 0x1000) 887 888 /* Used in the VIDIOC_QUERYCTRL ioctl for querying controls */ 889 struct v4l2_queryctrl 890 { 891 __u32 id; 892 enum v4l2_ctrl_type type; 893 __u8 name[32]; /* Whatever */ 894 __s32 minimum; /* Note signedness */ 895 __s32 maximum; 896 __s32 step; 897 __s32 default_value; 898 __u32 flags; 899 __u32 reserved[2]; 900 }; 901 902 /* Used in the VIDIOC_QUERYMENU ioctl for querying menu items */ 903 struct v4l2_querymenu 904 { 905 __u32 id; 906 __u32 index; 907 __u8 name[32]; /* Whatever */ 908 __u32 reserved; 909 }; 910 911 /* Control flags */ 912 #define V4L2_CTRL_FLAG_DISABLED 0x0001 913 #define V4L2_CTRL_FLAG_GRABBED 0x0002 914 #define V4L2_CTRL_FLAG_READ_ONLY 0x0004 915 #define V4L2_CTRL_FLAG_UPDATE 0x0008 916 #define V4L2_CTRL_FLAG_INACTIVE 0x0010 917 #define V4L2_CTRL_FLAG_SLIDER 0x0020 918 919 /* Query flag, to be ORed with the control ID */ 920 #define V4L2_CTRL_FLAG_NEXT_CTRL 0x80000000 921 922 /* User-class control IDs defined by V4L2 */ 923 #define V4L2_CID_BASE (V4L2_CTRL_CLASS_USER | 0x900) 924 #define V4L2_CID_USER_BASE V4L2_CID_BASE 925 /* IDs reserved for driver specific controls */ 926 #define V4L2_CID_PRIVATE_BASE 0x08000000 927 928 #define V4L2_CID_USER_CLASS (V4L2_CTRL_CLASS_USER | 1) 929 #define V4L2_CID_BRIGHTNESS (V4L2_CID_BASE+0) 930 #define V4L2_CID_CONTRAST (V4L2_CID_BASE+1) 931 #define V4L2_CID_SATURATION (V4L2_CID_BASE+2) 932 #define V4L2_CID_HUE (V4L2_CID_BASE+3) 933 #define V4L2_CID_AUDIO_VOLUME (V4L2_CID_BASE+5) 934 #define V4L2_CID_AUDIO_BALANCE (V4L2_CID_BASE+6) 935 #define V4L2_CID_AUDIO_BASS (V4L2_CID_BASE+7) 936 #define V4L2_CID_AUDIO_TREBLE (V4L2_CID_BASE+8) 937 #define V4L2_CID_AUDIO_MUTE (V4L2_CID_BASE+9) 938 #define V4L2_CID_AUDIO_LOUDNESS (V4L2_CID_BASE+10) 939 #define V4L2_CID_BLACK_LEVEL (V4L2_CID_BASE+11) 940 #define V4L2_CID_AUTO_WHITE_BALANCE (V4L2_CID_BASE+12) 941 #define V4L2_CID_DO_WHITE_BALANCE (V4L2_CID_BASE+13) 942 #define V4L2_CID_RED_BALANCE (V4L2_CID_BASE+14) 943 #define V4L2_CID_BLUE_BALANCE (V4L2_CID_BASE+15) 944 #define V4L2_CID_GAMMA (V4L2_CID_BASE+16) 945 #define V4L2_CID_WHITENESS (V4L2_CID_GAMMA) /* ? Not sure */ 946 #define V4L2_CID_EXPOSURE (V4L2_CID_BASE+17) 947 #define V4L2_CID_AUTOGAIN (V4L2_CID_BASE+18) 948 #define V4L2_CID_GAIN (V4L2_CID_BASE+19) 949 #define V4L2_CID_HFLIP (V4L2_CID_BASE+20) 950 #define V4L2_CID_VFLIP (V4L2_CID_BASE+21) 951 #define V4L2_CID_HCENTER (V4L2_CID_BASE+22) 952 #define V4L2_CID_VCENTER (V4L2_CID_BASE+23) 953 #define V4L2_CID_LASTP1 (V4L2_CID_BASE+24) /* last CID + 1 */ 954 955 /* MPEG-class control IDs defined by V4L2 */ 956 #define V4L2_CID_MPEG_BASE (V4L2_CTRL_CLASS_MPEG | 0x900) 957 #define V4L2_CID_MPEG_CLASS (V4L2_CTRL_CLASS_MPEG | 1) 958 959 /* MPEG streams */ 960 #define V4L2_CID_MPEG_STREAM_TYPE (V4L2_CID_MPEG_BASE+0) 961 enum v4l2_mpeg_stream_type { 962 V4L2_MPEG_STREAM_TYPE_MPEG2_PS = 0, /* MPEG-2 program stream */ 963 V4L2_MPEG_STREAM_TYPE_MPEG2_TS = 1, /* MPEG-2 transport stream */ 964 V4L2_MPEG_STREAM_TYPE_MPEG1_SS = 2, /* MPEG-1 system stream */ 965 V4L2_MPEG_STREAM_TYPE_MPEG2_DVD = 3, /* MPEG-2 DVD-compatible stream */ 966 V4L2_MPEG_STREAM_TYPE_MPEG1_VCD = 4, /* MPEG-1 VCD-compatible stream */ 967 V4L2_MPEG_STREAM_TYPE_MPEG2_SVCD = 5, /* MPEG-2 SVCD-compatible stream */ 968 }; 969 #define V4L2_CID_MPEG_STREAM_PID_PMT (V4L2_CID_MPEG_BASE+1) 970 #define V4L2_CID_MPEG_STREAM_PID_AUDIO (V4L2_CID_MPEG_BASE+2) 971 #define V4L2_CID_MPEG_STREAM_PID_VIDEO (V4L2_CID_MPEG_BASE+3) 972 #define V4L2_CID_MPEG_STREAM_PID_PCR (V4L2_CID_MPEG_BASE+4) 973 #define V4L2_CID_MPEG_STREAM_PES_ID_AUDIO (V4L2_CID_MPEG_BASE+5) 974 #define V4L2_CID_MPEG_STREAM_PES_ID_VIDEO (V4L2_CID_MPEG_BASE+6) 975 #define V4L2_CID_MPEG_STREAM_VBI_FMT (V4L2_CID_MPEG_BASE+7) 976 enum v4l2_mpeg_stream_vbi_fmt { 977 V4L2_MPEG_STREAM_VBI_FMT_NONE = 0, /* No VBI in the MPEG stream */ 978 V4L2_MPEG_STREAM_VBI_FMT_IVTV = 1, /* VBI in private packets, IVTV format */ 979 }; 980 981 /* MPEG audio */ 982 #define V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ (V4L2_CID_MPEG_BASE+100) 983 enum v4l2_mpeg_audio_sampling_freq { 984 V4L2_MPEG_AUDIO_SAMPLING_FREQ_44100 = 0, 985 V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000 = 1, 986 V4L2_MPEG_AUDIO_SAMPLING_FREQ_32000 = 2, 987 }; 988 #define V4L2_CID_MPEG_AUDIO_ENCODING (V4L2_CID_MPEG_BASE+101) 989 enum v4l2_mpeg_audio_encoding { 990 V4L2_MPEG_AUDIO_ENCODING_LAYER_1 = 0, 991 V4L2_MPEG_AUDIO_ENCODING_LAYER_2 = 1, 992 V4L2_MPEG_AUDIO_ENCODING_LAYER_3 = 2, 993 }; 994 #define V4L2_CID_MPEG_AUDIO_L1_BITRATE (V4L2_CID_MPEG_BASE+102) 995 enum v4l2_mpeg_audio_l1_bitrate { 996 V4L2_MPEG_AUDIO_L1_BITRATE_32K = 0, 997 V4L2_MPEG_AUDIO_L1_BITRATE_64K = 1, 998 V4L2_MPEG_AUDIO_L1_BITRATE_96K = 2, 999 V4L2_MPEG_AUDIO_L1_BITRATE_128K = 3, 1000 V4L2_MPEG_AUDIO_L1_BITRATE_160K = 4, 1001 V4L2_MPEG_AUDIO_L1_BITRATE_192K = 5, 1002 V4L2_MPEG_AUDIO_L1_BITRATE_224K = 6, 1003 V4L2_MPEG_AUDIO_L1_BITRATE_256K = 7, 1004 V4L2_MPEG_AUDIO_L1_BITRATE_288K = 8, 1005 V4L2_MPEG_AUDIO_L1_BITRATE_320K = 9, 1006 V4L2_MPEG_AUDIO_L1_BITRATE_352K = 10, 1007 V4L2_MPEG_AUDIO_L1_BITRATE_384K = 11, 1008 V4L2_MPEG_AUDIO_L1_BITRATE_416K = 12, 1009 V4L2_MPEG_AUDIO_L1_BITRATE_448K = 13, 1010 }; 1011 #define V4L2_CID_MPEG_AUDIO_L2_BITRATE (V4L2_CID_MPEG_BASE+103) 1012 enum v4l2_mpeg_audio_l2_bitrate { 1013 V4L2_MPEG_AUDIO_L2_BITRATE_32K = 0, 1014 V4L2_MPEG_AUDIO_L2_BITRATE_48K = 1, 1015 V4L2_MPEG_AUDIO_L2_BITRATE_56K = 2, 1016 V4L2_MPEG_AUDIO_L2_BITRATE_64K = 3, 1017 V4L2_MPEG_AUDIO_L2_BITRATE_80K = 4, 1018 V4L2_MPEG_AUDIO_L2_BITRATE_96K = 5, 1019 V4L2_MPEG_AUDIO_L2_BITRATE_112K = 6, 1020 V4L2_MPEG_AUDIO_L2_BITRATE_128K = 7, 1021 V4L2_MPEG_AUDIO_L2_BITRATE_160K = 8, 1022 V4L2_MPEG_AUDIO_L2_BITRATE_192K = 9, 1023 V4L2_MPEG_AUDIO_L2_BITRATE_224K = 10, 1024 V4L2_MPEG_AUDIO_L2_BITRATE_256K = 11, 1025 V4L2_MPEG_AUDIO_L2_BITRATE_320K = 12, 1026 V4L2_MPEG_AUDIO_L2_BITRATE_384K = 13, 1027 }; 1028 #define V4L2_CID_MPEG_AUDIO_L3_BITRATE (V4L2_CID_MPEG_BASE+104) 1029 enum v4l2_mpeg_audio_l3_bitrate { 1030 V4L2_MPEG_AUDIO_L3_BITRATE_32K = 0, 1031 V4L2_MPEG_AUDIO_L3_BITRATE_40K = 1, 1032 V4L2_MPEG_AUDIO_L3_BITRATE_48K = 2, 1033 V4L2_MPEG_AUDIO_L3_BITRATE_56K = 3, 1034 V4L2_MPEG_AUDIO_L3_BITRATE_64K = 4, 1035 V4L2_MPEG_AUDIO_L3_BITRATE_80K = 5, 1036 V4L2_MPEG_AUDIO_L3_BITRATE_96K = 6, 1037 V4L2_MPEG_AUDIO_L3_BITRATE_112K = 7, 1038 V4L2_MPEG_AUDIO_L3_BITRATE_128K = 8, 1039 V4L2_MPEG_AUDIO_L3_BITRATE_160K = 9, 1040 V4L2_MPEG_AUDIO_L3_BITRATE_192K = 10, 1041 V4L2_MPEG_AUDIO_L3_BITRATE_224K = 11, 1042 V4L2_MPEG_AUDIO_L3_BITRATE_256K = 12, 1043 V4L2_MPEG_AUDIO_L3_BITRATE_320K = 13, 1044 }; 1045 #define V4L2_CID_MPEG_AUDIO_MODE (V4L2_CID_MPEG_BASE+105) 1046 enum v4l2_mpeg_audio_mode { 1047 V4L2_MPEG_AUDIO_MODE_STEREO = 0, 1048 V4L2_MPEG_AUDIO_MODE_JOINT_STEREO = 1, 1049 V4L2_MPEG_AUDIO_MODE_DUAL = 2, 1050 V4L2_MPEG_AUDIO_MODE_MONO = 3, 1051 }; 1052 #define V4L2_CID_MPEG_AUDIO_MODE_EXTENSION (V4L2_CID_MPEG_BASE+106) 1053 enum v4l2_mpeg_audio_mode_extension { 1054 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4 = 0, 1055 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_8 = 1, 1056 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_12 = 2, 1057 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_16 = 3, 1058 }; 1059 #define V4L2_CID_MPEG_AUDIO_EMPHASIS (V4L2_CID_MPEG_BASE+107) 1060 enum v4l2_mpeg_audio_emphasis { 1061 V4L2_MPEG_AUDIO_EMPHASIS_NONE = 0, 1062 V4L2_MPEG_AUDIO_EMPHASIS_50_DIV_15_uS = 1, 1063 V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17 = 2, 1064 }; 1065 #define V4L2_CID_MPEG_AUDIO_CRC (V4L2_CID_MPEG_BASE+108) 1066 enum v4l2_mpeg_audio_crc { 1067 V4L2_MPEG_AUDIO_CRC_NONE = 0, 1068 V4L2_MPEG_AUDIO_CRC_CRC16 = 1, 1069 }; 1070 #define V4L2_CID_MPEG_AUDIO_MUTE (V4L2_CID_MPEG_BASE+109) 1071 1072 /* MPEG video */ 1073 #define V4L2_CID_MPEG_VIDEO_ENCODING (V4L2_CID_MPEG_BASE+200) 1074 enum v4l2_mpeg_video_encoding { 1075 V4L2_MPEG_VIDEO_ENCODING_MPEG_1 = 0, 1076 V4L2_MPEG_VIDEO_ENCODING_MPEG_2 = 1, 1077 }; 1078 #define V4L2_CID_MPEG_VIDEO_ASPECT (V4L2_CID_MPEG_BASE+201) 1079 enum v4l2_mpeg_video_aspect { 1080 V4L2_MPEG_VIDEO_ASPECT_1x1 = 0, 1081 V4L2_MPEG_VIDEO_ASPECT_4x3 = 1, 1082 V4L2_MPEG_VIDEO_ASPECT_16x9 = 2, 1083 V4L2_MPEG_VIDEO_ASPECT_221x100 = 3, 1084 }; 1085 #define V4L2_CID_MPEG_VIDEO_B_FRAMES (V4L2_CID_MPEG_BASE+202) 1086 #define V4L2_CID_MPEG_VIDEO_GOP_SIZE (V4L2_CID_MPEG_BASE+203) 1087 #define V4L2_CID_MPEG_VIDEO_GOP_CLOSURE (V4L2_CID_MPEG_BASE+204) 1088 #define V4L2_CID_MPEG_VIDEO_PULLDOWN (V4L2_CID_MPEG_BASE+205) 1089 #define V4L2_CID_MPEG_VIDEO_BITRATE_MODE (V4L2_CID_MPEG_BASE+206) 1090 enum v4l2_mpeg_video_bitrate_mode { 1091 V4L2_MPEG_VIDEO_BITRATE_MODE_VBR = 0, 1092 V4L2_MPEG_VIDEO_BITRATE_MODE_CBR = 1, 1093 }; 1094 #define V4L2_CID_MPEG_VIDEO_BITRATE (V4L2_CID_MPEG_BASE+207) 1095 #define V4L2_CID_MPEG_VIDEO_BITRATE_PEAK (V4L2_CID_MPEG_BASE+208) 1096 #define V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION (V4L2_CID_MPEG_BASE+209) 1097 #define V4L2_CID_MPEG_VIDEO_MUTE (V4L2_CID_MPEG_BASE+210) 1098 #define V4L2_CID_MPEG_VIDEO_MUTE_YUV (V4L2_CID_MPEG_BASE+211) 1099 1100 /* MPEG-class control IDs specific to the CX2584x driver as defined by V4L2 */ 1101 #define V4L2_CID_MPEG_CX2341X_BASE (V4L2_CTRL_CLASS_MPEG | 0x1000) 1102 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE (V4L2_CID_MPEG_CX2341X_BASE+0) 1103 enum v4l2_mpeg_cx2341x_video_spatial_filter_mode { 1104 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL = 0, 1105 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO = 1, 1106 }; 1107 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER (V4L2_CID_MPEG_CX2341X_BASE+1) 1108 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+2) 1109 enum v4l2_mpeg_cx2341x_video_luma_spatial_filter_type { 1110 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF = 0, 1111 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_HOR = 1, 1112 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_VERT = 2, 1113 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_HV_SEPARABLE = 3, 1114 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_SYM_NON_SEPARABLE = 4, 1115 }; 1116 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+3) 1117 enum v4l2_mpeg_cx2341x_video_chroma_spatial_filter_type { 1118 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF = 0, 1119 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR = 1, 1120 }; 1121 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE (V4L2_CID_MPEG_CX2341X_BASE+4) 1122 enum v4l2_mpeg_cx2341x_video_temporal_filter_mode { 1123 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL = 0, 1124 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO = 1, 1125 }; 1126 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER (V4L2_CID_MPEG_CX2341X_BASE+5) 1127 #define V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+6) 1128 enum v4l2_mpeg_cx2341x_video_median_filter_type { 1129 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF = 0, 1130 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR = 1, 1131 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_VERT = 2, 1132 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR_VERT = 3, 1133 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_DIAG = 4, 1134 }; 1135 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM (V4L2_CID_MPEG_CX2341X_BASE+7) 1136 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP (V4L2_CID_MPEG_CX2341X_BASE+8) 1137 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM (V4L2_CID_MPEG_CX2341X_BASE+9) 1138 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP (V4L2_CID_MPEG_CX2341X_BASE+10) 1139 #define V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS (V4L2_CID_MPEG_CX2341X_BASE+11) 1140 1141 /* 1142 * T U N I N G 1143 */ 1144 struct v4l2_tuner 1145 { 1146 __u32 index; 1147 __u8 name[32]; 1148 enum v4l2_tuner_type type; 1149 __u32 capability; 1150 __u32 rangelow; 1151 __u32 rangehigh; 1152 __u32 rxsubchans; 1153 __u32 audmode; 1154 __s32 signal; 1155 __s32 afc; 1156 __u32 reserved[4]; 1157 }; 1158 1159 struct v4l2_modulator 1160 { 1161 __u32 index; 1162 __u8 name[32]; 1163 __u32 capability; 1164 __u32 rangelow; 1165 __u32 rangehigh; 1166 __u32 txsubchans; 1167 __u32 reserved[4]; 1168 }; 1169 1170 /* Flags for the 'capability' field */ 1171 #define V4L2_TUNER_CAP_LOW 0x0001 1172 #define V4L2_TUNER_CAP_NORM 0x0002 1173 #define V4L2_TUNER_CAP_STEREO 0x0010 1174 #define V4L2_TUNER_CAP_LANG2 0x0020 1175 #define V4L2_TUNER_CAP_SAP 0x0020 1176 #define V4L2_TUNER_CAP_LANG1 0x0040 1177 1178 /* Flags for the 'rxsubchans' field */ 1179 #define V4L2_TUNER_SUB_MONO 0x0001 1180 #define V4L2_TUNER_SUB_STEREO 0x0002 1181 #define V4L2_TUNER_SUB_LANG2 0x0004 1182 #define V4L2_TUNER_SUB_SAP 0x0004 1183 #define V4L2_TUNER_SUB_LANG1 0x0008 1184 1185 /* Values for the 'audmode' field */ 1186 #define V4L2_TUNER_MODE_MONO 0x0000 1187 #define V4L2_TUNER_MODE_STEREO 0x0001 1188 #define V4L2_TUNER_MODE_LANG2 0x0002 1189 #define V4L2_TUNER_MODE_SAP 0x0002 1190 #define V4L2_TUNER_MODE_LANG1 0x0003 1191 #define V4L2_TUNER_MODE_LANG1_LANG2 0x0004 1192 1193 struct v4l2_frequency 1194 { 1195 __u32 tuner; 1196 enum v4l2_tuner_type type; 1197 __u32 frequency; 1198 __u32 reserved[8]; 1199 }; 1200 1201 /* 1202 * A U D I O 1203 */ 1204 struct v4l2_audio 1205 { 1206 __u32 index; 1207 __u8 name[32]; 1208 __u32 capability; 1209 __u32 mode; 1210 __u32 reserved[2]; 1211 }; 1212 1213 /* Flags for the 'capability' field */ 1214 #define V4L2_AUDCAP_STEREO 0x00001 1215 #define V4L2_AUDCAP_AVL 0x00002 1216 1217 /* Flags for the 'mode' field */ 1218 #define V4L2_AUDMODE_AVL 0x00001 1219 1220 struct v4l2_audioout 1221 { 1222 __u32 index; 1223 __u8 name[32]; 1224 __u32 capability; 1225 __u32 mode; 1226 __u32 reserved[2]; 1227 }; 1228 1229 /* 1230 * M P E G S E R V I C E S 1231 * 1232 * NOTE: EXPERIMENTAL API 1233 */ 1234 #if 1 1235 #define V4L2_ENC_IDX_FRAME_I (0) 1236 #define V4L2_ENC_IDX_FRAME_P (1) 1237 #define V4L2_ENC_IDX_FRAME_B (2) 1238 #define V4L2_ENC_IDX_FRAME_MASK (0xf) 1239 1240 struct v4l2_enc_idx_entry { 1241 __u64 offset; 1242 __u64 pts; 1243 __u32 length; 1244 __u32 flags; 1245 __u32 reserved[2]; 1246 }; 1247 1248 #define V4L2_ENC_IDX_ENTRIES (64) 1249 struct v4l2_enc_idx { 1250 __u32 entries; 1251 __u32 entries_cap; 1252 __u32 reserved[4]; 1253 struct v4l2_enc_idx_entry entry[V4L2_ENC_IDX_ENTRIES]; 1254 }; 1255 1256 1257 #define V4L2_ENC_CMD_START (0) 1258 #define V4L2_ENC_CMD_STOP (1) 1259 #define V4L2_ENC_CMD_PAUSE (2) 1260 #define V4L2_ENC_CMD_RESUME (3) 1261 1262 /* Flags for V4L2_ENC_CMD_STOP */ 1263 #define V4L2_ENC_CMD_STOP_AT_GOP_END (1 << 0) 1264 1265 struct v4l2_encoder_cmd { 1266 __u32 cmd; 1267 __u32 flags; 1268 union { 1269 struct { 1270 __u32 data[8]; 1271 } raw; 1272 }; 1273 }; 1274 1275 #endif 1276 1277 1278 /* 1279 * D A T A S E R V I C E S ( V B I ) 1280 * 1281 * Data services API by Michael Schimek 1282 */ 1283 1284 /* Raw VBI */ 1285 struct v4l2_vbi_format 1286 { 1287 __u32 sampling_rate; /* in 1 Hz */ 1288 __u32 offset; 1289 __u32 samples_per_line; 1290 __u32 sample_format; /* V4L2_PIX_FMT_* */ 1291 __s32 start[2]; 1292 __u32 count[2]; 1293 __u32 flags; /* V4L2_VBI_* */ 1294 __u32 reserved[2]; /* must be zero */ 1295 }; 1296 1297 /* VBI flags */ 1298 #define V4L2_VBI_UNSYNC (1<< 0) 1299 #define V4L2_VBI_INTERLACED (1<< 1) 1300 1301 /* Sliced VBI 1302 * 1303 * This implements is a proposal V4L2 API to allow SLICED VBI 1304 * required for some hardware encoders. It should change without 1305 * notice in the definitive implementation. 1306 */ 1307 1308 struct v4l2_sliced_vbi_format 1309 { 1310 __u16 service_set; 1311 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field 1312 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field 1313 (equals frame lines 313-336 for 625 line video 1314 standards, 263-286 for 525 line standards) */ 1315 __u16 service_lines[2][24]; 1316 __u32 io_size; 1317 __u32 reserved[2]; /* must be zero */ 1318 }; 1319 1320 /* Teletext World System Teletext 1321 (WST), defined on ITU-R BT.653-2 */ 1322 #define V4L2_SLICED_TELETEXT_B (0x0001) 1323 /* Video Program System, defined on ETS 300 231*/ 1324 #define V4L2_SLICED_VPS (0x0400) 1325 /* Closed Caption, defined on EIA-608 */ 1326 #define V4L2_SLICED_CAPTION_525 (0x1000) 1327 /* Wide Screen System, defined on ITU-R BT1119.1 */ 1328 #define V4L2_SLICED_WSS_625 (0x4000) 1329 1330 #define V4L2_SLICED_VBI_525 (V4L2_SLICED_CAPTION_525) 1331 #define V4L2_SLICED_VBI_625 (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625) 1332 1333 struct v4l2_sliced_vbi_cap 1334 { 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 { 1347 __u32 id; 1348 __u32 field; /* 0: first field, 1: second field */ 1349 __u32 line; /* 1-23 */ 1350 __u32 reserved; /* must be 0 */ 1351 __u8 data[48]; 1352 }; 1353 1354 /* 1355 * A G G R E G A T E S T R U C T U R E S 1356 */ 1357 1358 /* Stream data format 1359 */ 1360 struct v4l2_format 1361 { 1362 enum v4l2_buf_type type; 1363 union 1364 { 1365 struct v4l2_pix_format pix; // V4L2_BUF_TYPE_VIDEO_CAPTURE 1366 struct v4l2_window win; // V4L2_BUF_TYPE_VIDEO_OVERLAY 1367 struct v4l2_vbi_format vbi; // V4L2_BUF_TYPE_VBI_CAPTURE 1368 struct v4l2_sliced_vbi_format sliced; // V4L2_BUF_TYPE_SLICED_VBI_CAPTURE 1369 __u8 raw_data[200]; // user-defined 1370 } fmt; 1371 }; 1372 1373 1374 /* Stream type-dependent parameters 1375 */ 1376 struct v4l2_streamparm 1377 { 1378 enum v4l2_buf_type type; 1379 union 1380 { 1381 struct v4l2_captureparm capture; 1382 struct v4l2_outputparm output; 1383 __u8 raw_data[200]; /* user-defined */ 1384 } parm; 1385 }; 1386 1387 /* 1388 * A D V A N C E D D E B U G G I N G 1389 * 1390 * NOTE: EXPERIMENTAL API 1391 */ 1392 1393 /* VIDIOC_DBG_G_REGISTER and VIDIOC_DBG_S_REGISTER */ 1394 1395 #define V4L2_CHIP_MATCH_HOST 0 /* Match against chip ID on host (0 for the host) */ 1396 #define V4L2_CHIP_MATCH_I2C_DRIVER 1 /* Match against I2C driver ID */ 1397 #define V4L2_CHIP_MATCH_I2C_ADDR 2 /* Match against I2C 7-bit address */ 1398 1399 struct v4l2_register { 1400 __u32 match_type; /* Match type */ 1401 __u32 match_chip; /* Match this chip, meaning determined by match_type */ 1402 __u64 reg; 1403 __u64 val; 1404 }; 1405 1406 /* VIDIOC_G_CHIP_IDENT */ 1407 struct v4l2_chip_ident { 1408 __u32 match_type; /* Match type */ 1409 __u32 match_chip; /* Match this chip, meaning determined by match_type */ 1410 __u32 ident; /* chip identifier as specified in <media/v4l2-chip-ident.h> */ 1411 __u32 revision; /* chip revision, chip specific */ 1412 }; 1413 1414 /* 1415 * 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 1416 * 1417 */ 1418 #define VIDIOC_QUERYCAP _IOR ('V', 0, struct v4l2_capability) 1419 #define VIDIOC_RESERVED _IO ('V', 1) 1420 #define VIDIOC_ENUM_FMT _IOWR ('V', 2, struct v4l2_fmtdesc) 1421 #define VIDIOC_G_FMT _IOWR ('V', 4, struct v4l2_format) 1422 #define VIDIOC_S_FMT _IOWR ('V', 5, struct v4l2_format) 1423 #ifdef __KERNEL__ 1424 #define VIDIOC_G_MPEGCOMP _IOR ('V', 6, struct v4l2_mpeg_compression) 1425 #define VIDIOC_S_MPEGCOMP _IOW ('V', 7, struct v4l2_mpeg_compression) 1426 #endif 1427 #define VIDIOC_REQBUFS _IOWR ('V', 8, struct v4l2_requestbuffers) 1428 #define VIDIOC_QUERYBUF _IOWR ('V', 9, struct v4l2_buffer) 1429 #define VIDIOC_G_FBUF _IOR ('V', 10, struct v4l2_framebuffer) 1430 #define VIDIOC_S_FBUF _IOW ('V', 11, struct v4l2_framebuffer) 1431 #define VIDIOC_OVERLAY _IOW ('V', 14, int) 1432 #define VIDIOC_QBUF _IOWR ('V', 15, struct v4l2_buffer) 1433 #define VIDIOC_DQBUF _IOWR ('V', 17, struct v4l2_buffer) 1434 #define VIDIOC_STREAMON _IOW ('V', 18, int) 1435 #define VIDIOC_STREAMOFF _IOW ('V', 19, int) 1436 #define VIDIOC_G_PARM _IOWR ('V', 21, struct v4l2_streamparm) 1437 #define VIDIOC_S_PARM _IOWR ('V', 22, struct v4l2_streamparm) 1438 #define VIDIOC_G_STD _IOR ('V', 23, v4l2_std_id) 1439 #define VIDIOC_S_STD _IOW ('V', 24, v4l2_std_id) 1440 #define VIDIOC_ENUMSTD _IOWR ('V', 25, struct v4l2_standard) 1441 #define VIDIOC_ENUMINPUT _IOWR ('V', 26, struct v4l2_input) 1442 #define VIDIOC_G_CTRL _IOWR ('V', 27, struct v4l2_control) 1443 #define VIDIOC_S_CTRL _IOWR ('V', 28, struct v4l2_control) 1444 #define VIDIOC_G_TUNER _IOWR ('V', 29, struct v4l2_tuner) 1445 #define VIDIOC_S_TUNER _IOW ('V', 30, struct v4l2_tuner) 1446 #define VIDIOC_G_AUDIO _IOR ('V', 33, struct v4l2_audio) 1447 #define VIDIOC_S_AUDIO _IOW ('V', 34, struct v4l2_audio) 1448 #define VIDIOC_QUERYCTRL _IOWR ('V', 36, struct v4l2_queryctrl) 1449 #define VIDIOC_QUERYMENU _IOWR ('V', 37, struct v4l2_querymenu) 1450 #define VIDIOC_G_INPUT _IOR ('V', 38, int) 1451 #define VIDIOC_S_INPUT _IOWR ('V', 39, int) 1452 #define VIDIOC_G_OUTPUT _IOR ('V', 46, int) 1453 #define VIDIOC_S_OUTPUT _IOWR ('V', 47, int) 1454 #define VIDIOC_ENUMOUTPUT _IOWR ('V', 48, struct v4l2_output) 1455 #define VIDIOC_G_AUDOUT _IOR ('V', 49, struct v4l2_audioout) 1456 #define VIDIOC_S_AUDOUT _IOW ('V', 50, struct v4l2_audioout) 1457 #define VIDIOC_G_MODULATOR _IOWR ('V', 54, struct v4l2_modulator) 1458 #define VIDIOC_S_MODULATOR _IOW ('V', 55, struct v4l2_modulator) 1459 #define VIDIOC_G_FREQUENCY _IOWR ('V', 56, struct v4l2_frequency) 1460 #define VIDIOC_S_FREQUENCY _IOW ('V', 57, struct v4l2_frequency) 1461 #define VIDIOC_CROPCAP _IOWR ('V', 58, struct v4l2_cropcap) 1462 #define VIDIOC_G_CROP _IOWR ('V', 59, struct v4l2_crop) 1463 #define VIDIOC_S_CROP _IOW ('V', 60, struct v4l2_crop) 1464 #define VIDIOC_G_JPEGCOMP _IOR ('V', 61, struct v4l2_jpegcompression) 1465 #define VIDIOC_S_JPEGCOMP _IOW ('V', 62, struct v4l2_jpegcompression) 1466 #define VIDIOC_QUERYSTD _IOR ('V', 63, v4l2_std_id) 1467 #define VIDIOC_TRY_FMT _IOWR ('V', 64, struct v4l2_format) 1468 #define VIDIOC_ENUMAUDIO _IOWR ('V', 65, struct v4l2_audio) 1469 #define VIDIOC_ENUMAUDOUT _IOWR ('V', 66, struct v4l2_audioout) 1470 #define VIDIOC_G_PRIORITY _IOR ('V', 67, enum v4l2_priority) 1471 #define VIDIOC_S_PRIORITY _IOW ('V', 68, enum v4l2_priority) 1472 #define VIDIOC_G_SLICED_VBI_CAP _IOWR ('V', 69, struct v4l2_sliced_vbi_cap) 1473 #define VIDIOC_LOG_STATUS _IO ('V', 70) 1474 #define VIDIOC_G_EXT_CTRLS _IOWR ('V', 71, struct v4l2_ext_controls) 1475 #define VIDIOC_S_EXT_CTRLS _IOWR ('V', 72, struct v4l2_ext_controls) 1476 #define VIDIOC_TRY_EXT_CTRLS _IOWR ('V', 73, struct v4l2_ext_controls) 1477 #if 1 1478 #define VIDIOC_ENUM_FRAMESIZES _IOWR ('V', 74, struct v4l2_frmsizeenum) 1479 #define VIDIOC_ENUM_FRAMEINTERVALS _IOWR ('V', 75, struct v4l2_frmivalenum) 1480 #define VIDIOC_G_ENC_INDEX _IOR ('V', 76, struct v4l2_enc_idx) 1481 #define VIDIOC_ENCODER_CMD _IOWR ('V', 77, struct v4l2_encoder_cmd) 1482 #define VIDIOC_TRY_ENCODER_CMD _IOWR ('V', 78, struct v4l2_encoder_cmd) 1483 1484 /* Experimental, only implemented if CONFIG_VIDEO_ADV_DEBUG is defined */ 1485 #define VIDIOC_DBG_S_REGISTER _IOW ('V', 79, struct v4l2_register) 1486 #define VIDIOC_DBG_G_REGISTER _IOWR ('V', 80, struct v4l2_register) 1487 1488 #define VIDIOC_G_CHIP_IDENT _IOWR ('V', 81, struct v4l2_chip_ident) 1489 #endif 1490 1491 #ifdef __OLD_VIDIOC_ 1492 /* for compatibility, will go away some day */ 1493 #define VIDIOC_OVERLAY_OLD _IOWR ('V', 14, int) 1494 #define VIDIOC_S_PARM_OLD _IOW ('V', 22, struct v4l2_streamparm) 1495 #define VIDIOC_S_CTRL_OLD _IOW ('V', 28, struct v4l2_control) 1496 #define VIDIOC_G_AUDIO_OLD _IOWR ('V', 33, struct v4l2_audio) 1497 #define VIDIOC_G_AUDOUT_OLD _IOWR ('V', 49, struct v4l2_audioout) 1498 #define VIDIOC_CROPCAP_OLD _IOR ('V', 58, struct v4l2_cropcap) 1499 #endif 1500 1501 #define BASE_VIDIOC_PRIVATE 192 /* 192-255 are private */ 1502 1503 #endif /* __LINUX_VIDEODEV2_H */ 1504 1505 /* 1506 * Local variables: 1507 * c-basic-offset: 8 1508 * End: 1509 */ 1510