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 <[email protected]> 52 * Justin Schoeman 53 * Hans Verkuil <[email protected]> 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 #endif 64 #include <linux/types.h> 65 66 /* 67 * Common stuff for both V4L1 and V4L2 68 * Moved from videodev.h 69 */ 70 #define VIDEO_MAX_FRAME 32 71 72 #define VID_TYPE_CAPTURE 1 /* Can capture */ 73 #define VID_TYPE_TUNER 2 /* Can tune */ 74 #define VID_TYPE_TELETEXT 4 /* Does teletext */ 75 #define VID_TYPE_OVERLAY 8 /* Overlay onto frame buffer */ 76 #define VID_TYPE_CHROMAKEY 16 /* Overlay by chromakey */ 77 #define VID_TYPE_CLIPPING 32 /* Can clip */ 78 #define VID_TYPE_FRAMERAM 64 /* Uses the frame buffer memory */ 79 #define VID_TYPE_SCALES 128 /* Scalable */ 80 #define VID_TYPE_MONOCHROME 256 /* Monochrome only */ 81 #define VID_TYPE_SUBCAPTURE 512 /* Can capture subareas of the image */ 82 #define VID_TYPE_MPEG_DECODER 1024 /* Can decode MPEG streams */ 83 #define VID_TYPE_MPEG_ENCODER 2048 /* Can encode MPEG streams */ 84 #define VID_TYPE_MJPEG_DECODER 4096 /* Can decode MJPEG streams */ 85 #define VID_TYPE_MJPEG_ENCODER 8192 /* Can encode MJPEG streams */ 86 87 /* 88 * M I S C E L L A N E O U S 89 */ 90 91 /* Four-character-code (FOURCC) */ 92 #define v4l2_fourcc(a,b,c,d)\ 93 (((__u32)(a)<<0)|((__u32)(b)<<8)|((__u32)(c)<<16)|((__u32)(d)<<24)) 94 95 /* 96 * E N U M S 97 */ 98 enum v4l2_field { 99 V4L2_FIELD_ANY = 0, /* driver can choose from none, 100 top, bottom, interlaced 101 depending on whatever it thinks 102 is approximate ... */ 103 V4L2_FIELD_NONE = 1, /* this device has no fields ... */ 104 V4L2_FIELD_TOP = 2, /* top field only */ 105 V4L2_FIELD_BOTTOM = 3, /* bottom field only */ 106 V4L2_FIELD_INTERLACED = 4, /* both fields interlaced */ 107 V4L2_FIELD_SEQ_TB = 5, /* both fields sequential into one 108 buffer, top-bottom order */ 109 V4L2_FIELD_SEQ_BT = 6, /* same as above + bottom-top order */ 110 V4L2_FIELD_ALTERNATE = 7, /* both fields alternating into 111 separate buffers */ 112 V4L2_FIELD_INTERLACED_TB = 8, /* both fields interlaced, top field 113 first and the top field is 114 transmitted first */ 115 V4L2_FIELD_INTERLACED_BT = 9, /* both fields interlaced, top field 116 first and the bottom field is 117 transmitted first */ 118 }; 119 #define V4L2_FIELD_HAS_TOP(field) \ 120 ((field) == V4L2_FIELD_TOP ||\ 121 (field) == V4L2_FIELD_INTERLACED ||\ 122 (field) == V4L2_FIELD_INTERLACED_TB ||\ 123 (field) == V4L2_FIELD_INTERLACED_BT ||\ 124 (field) == V4L2_FIELD_SEQ_TB ||\ 125 (field) == V4L2_FIELD_SEQ_BT) 126 #define V4L2_FIELD_HAS_BOTTOM(field) \ 127 ((field) == V4L2_FIELD_BOTTOM ||\ 128 (field) == V4L2_FIELD_INTERLACED ||\ 129 (field) == V4L2_FIELD_INTERLACED_TB ||\ 130 (field) == V4L2_FIELD_INTERLACED_BT ||\ 131 (field) == V4L2_FIELD_SEQ_TB ||\ 132 (field) == V4L2_FIELD_SEQ_BT) 133 #define V4L2_FIELD_HAS_BOTH(field) \ 134 ((field) == V4L2_FIELD_INTERLACED ||\ 135 (field) == V4L2_FIELD_INTERLACED_TB ||\ 136 (field) == V4L2_FIELD_INTERLACED_BT ||\ 137 (field) == V4L2_FIELD_SEQ_TB ||\ 138 (field) == V4L2_FIELD_SEQ_BT) 139 140 enum v4l2_buf_type { 141 V4L2_BUF_TYPE_VIDEO_CAPTURE = 1, 142 V4L2_BUF_TYPE_VIDEO_OUTPUT = 2, 143 V4L2_BUF_TYPE_VIDEO_OVERLAY = 3, 144 V4L2_BUF_TYPE_VBI_CAPTURE = 4, 145 V4L2_BUF_TYPE_VBI_OUTPUT = 5, 146 V4L2_BUF_TYPE_SLICED_VBI_CAPTURE = 6, 147 V4L2_BUF_TYPE_SLICED_VBI_OUTPUT = 7, 148 #if 1 149 /* Experimental */ 150 V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY = 8, 151 #endif 152 V4L2_BUF_TYPE_PRIVATE = 0x80, 153 }; 154 155 enum v4l2_ctrl_type { 156 V4L2_CTRL_TYPE_INTEGER = 1, 157 V4L2_CTRL_TYPE_BOOLEAN = 2, 158 V4L2_CTRL_TYPE_MENU = 3, 159 V4L2_CTRL_TYPE_BUTTON = 4, 160 V4L2_CTRL_TYPE_INTEGER64 = 5, 161 V4L2_CTRL_TYPE_CTRL_CLASS = 6, 162 }; 163 164 enum v4l2_tuner_type { 165 V4L2_TUNER_RADIO = 1, 166 V4L2_TUNER_ANALOG_TV = 2, 167 V4L2_TUNER_DIGITAL_TV = 3, 168 }; 169 170 enum v4l2_memory { 171 V4L2_MEMORY_MMAP = 1, 172 V4L2_MEMORY_USERPTR = 2, 173 V4L2_MEMORY_OVERLAY = 3, 174 }; 175 176 /* see also http://vektor.theorem.ca/graphics/ycbcr/ */ 177 enum v4l2_colorspace { 178 /* ITU-R 601 -- broadcast NTSC/PAL */ 179 V4L2_COLORSPACE_SMPTE170M = 1, 180 181 /* 1125-Line (US) HDTV */ 182 V4L2_COLORSPACE_SMPTE240M = 2, 183 184 /* HD and modern captures. */ 185 V4L2_COLORSPACE_REC709 = 3, 186 187 /* broken BT878 extents (601, luma range 16-253 instead of 16-235) */ 188 V4L2_COLORSPACE_BT878 = 4, 189 190 /* These should be useful. Assume 601 extents. */ 191 V4L2_COLORSPACE_470_SYSTEM_M = 5, 192 V4L2_COLORSPACE_470_SYSTEM_BG = 6, 193 194 /* I know there will be cameras that send this. So, this is 195 * unspecified chromaticities and full 0-255 on each of the 196 * Y'CbCr components 197 */ 198 V4L2_COLORSPACE_JPEG = 7, 199 200 /* For RGB colourspaces, this is probably a good start. */ 201 V4L2_COLORSPACE_SRGB = 8, 202 }; 203 204 enum v4l2_priority { 205 V4L2_PRIORITY_UNSET = 0, /* not initialized */ 206 V4L2_PRIORITY_BACKGROUND = 1, 207 V4L2_PRIORITY_INTERACTIVE = 2, 208 V4L2_PRIORITY_RECORD = 3, 209 V4L2_PRIORITY_DEFAULT = V4L2_PRIORITY_INTERACTIVE, 210 }; 211 212 struct v4l2_rect { 213 __s32 left; 214 __s32 top; 215 __s32 width; 216 __s32 height; 217 }; 218 219 struct v4l2_fract { 220 __u32 numerator; 221 __u32 denominator; 222 }; 223 224 /* 225 * D R I V E R C A P A B I L I T I E S 226 */ 227 struct v4l2_capability 228 { 229 __u8 driver[16]; /* i.e. "bttv" */ 230 __u8 card[32]; /* i.e. "Hauppauge WinTV" */ 231 __u8 bus_info[32]; /* "PCI:" + pci_name(pci_dev) */ 232 __u32 version; /* should use KERNEL_VERSION() */ 233 __u32 capabilities; /* Device capabilities */ 234 __u32 reserved[4]; 235 }; 236 237 /* Values for 'capabilities' field */ 238 #define V4L2_CAP_VIDEO_CAPTURE 0x00000001 /* Is a video capture device */ 239 #define V4L2_CAP_VIDEO_OUTPUT 0x00000002 /* Is a video output device */ 240 #define V4L2_CAP_VIDEO_OVERLAY 0x00000004 /* Can do video overlay */ 241 #define V4L2_CAP_VBI_CAPTURE 0x00000010 /* Is a raw VBI capture device */ 242 #define V4L2_CAP_VBI_OUTPUT 0x00000020 /* Is a raw VBI output device */ 243 #define V4L2_CAP_SLICED_VBI_CAPTURE 0x00000040 /* Is a sliced VBI capture device */ 244 #define V4L2_CAP_SLICED_VBI_OUTPUT 0x00000080 /* Is a sliced VBI output device */ 245 #define V4L2_CAP_RDS_CAPTURE 0x00000100 /* RDS data capture */ 246 #define V4L2_CAP_VIDEO_OUTPUT_OVERLAY 0x00000200 /* Can do video output overlay */ 247 248 #define V4L2_CAP_TUNER 0x00010000 /* has a tuner */ 249 #define V4L2_CAP_AUDIO 0x00020000 /* has audio support */ 250 #define V4L2_CAP_RADIO 0x00040000 /* is a radio device */ 251 252 #define V4L2_CAP_READWRITE 0x01000000 /* read/write systemcalls */ 253 #define V4L2_CAP_ASYNCIO 0x02000000 /* async I/O */ 254 #define V4L2_CAP_STREAMING 0x04000000 /* streaming I/O ioctls */ 255 256 /* 257 * V I D E O I M A G E F O R M A T 258 */ 259 struct v4l2_pix_format 260 { 261 __u32 width; 262 __u32 height; 263 __u32 pixelformat; 264 enum v4l2_field field; 265 __u32 bytesperline; /* for padding, zero if unused */ 266 __u32 sizeimage; 267 enum v4l2_colorspace colorspace; 268 __u32 priv; /* private data, depends on pixelformat */ 269 }; 270 271 /* Pixel format FOURCC depth Description */ 272 #define V4L2_PIX_FMT_RGB332 v4l2_fourcc('R','G','B','1') /* 8 RGB-3-3-2 */ 273 #define V4L2_PIX_FMT_RGB555 v4l2_fourcc('R','G','B','O') /* 16 RGB-5-5-5 */ 274 #define V4L2_PIX_FMT_RGB565 v4l2_fourcc('R','G','B','P') /* 16 RGB-5-6-5 */ 275 #define V4L2_PIX_FMT_RGB555X v4l2_fourcc('R','G','B','Q') /* 16 RGB-5-5-5 BE */ 276 #define V4L2_PIX_FMT_RGB565X v4l2_fourcc('R','G','B','R') /* 16 RGB-5-6-5 BE */ 277 #define V4L2_PIX_FMT_BGR24 v4l2_fourcc('B','G','R','3') /* 24 BGR-8-8-8 */ 278 #define V4L2_PIX_FMT_RGB24 v4l2_fourcc('R','G','B','3') /* 24 RGB-8-8-8 */ 279 #define V4L2_PIX_FMT_BGR32 v4l2_fourcc('B','G','R','4') /* 32 BGR-8-8-8-8 */ 280 #define V4L2_PIX_FMT_RGB32 v4l2_fourcc('R','G','B','4') /* 32 RGB-8-8-8-8 */ 281 #define V4L2_PIX_FMT_GREY v4l2_fourcc('G','R','E','Y') /* 8 Greyscale */ 282 #define V4L2_PIX_FMT_YVU410 v4l2_fourcc('Y','V','U','9') /* 9 YVU 4:1:0 */ 283 #define V4L2_PIX_FMT_YVU420 v4l2_fourcc('Y','V','1','2') /* 12 YVU 4:2:0 */ 284 #define V4L2_PIX_FMT_YUYV v4l2_fourcc('Y','U','Y','V') /* 16 YUV 4:2:2 */ 285 #define V4L2_PIX_FMT_UYVY v4l2_fourcc('U','Y','V','Y') /* 16 YUV 4:2:2 */ 286 #define V4L2_PIX_FMT_YUV422P v4l2_fourcc('4','2','2','P') /* 16 YVU422 planar */ 287 #define V4L2_PIX_FMT_YUV411P v4l2_fourcc('4','1','1','P') /* 16 YVU411 planar */ 288 #define V4L2_PIX_FMT_Y41P v4l2_fourcc('Y','4','1','P') /* 12 YUV 4:1:1 */ 289 290 /* two planes -- one Y, one Cr + Cb interleaved */ 291 #define V4L2_PIX_FMT_NV12 v4l2_fourcc('N','V','1','2') /* 12 Y/CbCr 4:2:0 */ 292 #define V4L2_PIX_FMT_NV21 v4l2_fourcc('N','V','2','1') /* 12 Y/CrCb 4:2:0 */ 293 294 /* The following formats are not defined in the V4L2 specification */ 295 #define V4L2_PIX_FMT_YUV410 v4l2_fourcc('Y','U','V','9') /* 9 YUV 4:1:0 */ 296 #define V4L2_PIX_FMT_YUV420 v4l2_fourcc('Y','U','1','2') /* 12 YUV 4:2:0 */ 297 #define V4L2_PIX_FMT_YYUV v4l2_fourcc('Y','Y','U','V') /* 16 YUV 4:2:2 */ 298 #define V4L2_PIX_FMT_HI240 v4l2_fourcc('H','I','2','4') /* 8 8-bit color */ 299 #define V4L2_PIX_FMT_HM12 v4l2_fourcc('H','M','1','2') /* 8 YUV 4:2:0 16x16 macroblocks */ 300 #define V4L2_PIX_FMT_RGB444 v4l2_fourcc('R','4','4','4') /* 16 xxxxrrrr ggggbbbb */ 301 302 /* see http://www.siliconimaging.com/RGB%20Bayer.htm */ 303 #define V4L2_PIX_FMT_SBGGR8 v4l2_fourcc('B','A','8','1') /* 8 BGBG.. GRGR.. */ 304 305 /* compressed formats */ 306 #define V4L2_PIX_FMT_MJPEG v4l2_fourcc('M','J','P','G') /* Motion-JPEG */ 307 #define V4L2_PIX_FMT_JPEG v4l2_fourcc('J','P','E','G') /* JFIF JPEG */ 308 #define V4L2_PIX_FMT_DV v4l2_fourcc('d','v','s','d') /* 1394 */ 309 #define V4L2_PIX_FMT_MPEG v4l2_fourcc('M','P','E','G') /* MPEG-1/2/4 */ 310 311 /* Vendor-specific formats */ 312 #define V4L2_PIX_FMT_WNVA v4l2_fourcc('W','N','V','A') /* Winnov hw compress */ 313 #define V4L2_PIX_FMT_SN9C10X v4l2_fourcc('S','9','1','0') /* SN9C10x compression */ 314 #define V4L2_PIX_FMT_PWC1 v4l2_fourcc('P','W','C','1') /* pwc older webcam */ 315 #define V4L2_PIX_FMT_PWC2 v4l2_fourcc('P','W','C','2') /* pwc newer webcam */ 316 #define V4L2_PIX_FMT_ET61X251 v4l2_fourcc('E','6','2','5') /* ET61X251 compression */ 317 318 /* 319 * F O R M A T E N U M E R A T I O N 320 */ 321 struct v4l2_fmtdesc 322 { 323 __u32 index; /* Format number */ 324 enum v4l2_buf_type type; /* buffer type */ 325 __u32 flags; 326 __u8 description[32]; /* Description string */ 327 __u32 pixelformat; /* Format fourcc */ 328 __u32 reserved[4]; 329 }; 330 331 #define V4L2_FMT_FLAG_COMPRESSED 0x0001 332 333 #if 1 334 /* Experimental Frame Size and frame rate enumeration */ 335 /* 336 * F R A M E S I Z E E N U M E R A T I O N 337 */ 338 enum v4l2_frmsizetypes 339 { 340 V4L2_FRMSIZE_TYPE_DISCRETE = 1, 341 V4L2_FRMSIZE_TYPE_CONTINUOUS = 2, 342 V4L2_FRMSIZE_TYPE_STEPWISE = 3, 343 }; 344 345 struct v4l2_frmsize_discrete 346 { 347 __u32 width; /* Frame width [pixel] */ 348 __u32 height; /* Frame height [pixel] */ 349 }; 350 351 struct v4l2_frmsize_stepwise 352 { 353 __u32 min_width; /* Minimum frame width [pixel] */ 354 __u32 max_width; /* Maximum frame width [pixel] */ 355 __u32 step_width; /* Frame width step size [pixel] */ 356 __u32 min_height; /* Minimum frame height [pixel] */ 357 __u32 max_height; /* Maximum frame height [pixel] */ 358 __u32 step_height; /* Frame height step size [pixel] */ 359 }; 360 361 struct v4l2_frmsizeenum 362 { 363 __u32 index; /* Frame size number */ 364 __u32 pixel_format; /* Pixel format */ 365 __u32 type; /* Frame size type the device supports. */ 366 367 union { /* Frame size */ 368 struct v4l2_frmsize_discrete discrete; 369 struct v4l2_frmsize_stepwise stepwise; 370 }; 371 372 __u32 reserved[2]; /* Reserved space for future use */ 373 }; 374 375 /* 376 * F R A M E R A T E E N U M E R A T I O N 377 */ 378 enum v4l2_frmivaltypes 379 { 380 V4L2_FRMIVAL_TYPE_DISCRETE = 1, 381 V4L2_FRMIVAL_TYPE_CONTINUOUS = 2, 382 V4L2_FRMIVAL_TYPE_STEPWISE = 3, 383 }; 384 385 struct v4l2_frmival_stepwise 386 { 387 struct v4l2_fract min; /* Minimum frame interval [s] */ 388 struct v4l2_fract max; /* Maximum frame interval [s] */ 389 struct v4l2_fract step; /* Frame interval step size [s] */ 390 }; 391 392 struct v4l2_frmivalenum 393 { 394 __u32 index; /* Frame format index */ 395 __u32 pixel_format; /* Pixel format */ 396 __u32 width; /* Frame width */ 397 __u32 height; /* Frame height */ 398 __u32 type; /* Frame interval type the device supports. */ 399 400 union { /* Frame interval */ 401 struct v4l2_fract discrete; 402 struct v4l2_frmival_stepwise stepwise; 403 }; 404 405 __u32 reserved[2]; /* Reserved space for future use */ 406 }; 407 #endif 408 409 /* 410 * T I M E C O D E 411 */ 412 struct v4l2_timecode 413 { 414 __u32 type; 415 __u32 flags; 416 __u8 frames; 417 __u8 seconds; 418 __u8 minutes; 419 __u8 hours; 420 __u8 userbits[4]; 421 }; 422 423 /* Type */ 424 #define V4L2_TC_TYPE_24FPS 1 425 #define V4L2_TC_TYPE_25FPS 2 426 #define V4L2_TC_TYPE_30FPS 3 427 #define V4L2_TC_TYPE_50FPS 4 428 #define V4L2_TC_TYPE_60FPS 5 429 430 /* Flags */ 431 #define V4L2_TC_FLAG_DROPFRAME 0x0001 /* "drop-frame" mode */ 432 #define V4L2_TC_FLAG_COLORFRAME 0x0002 433 #define V4L2_TC_USERBITS_field 0x000C 434 #define V4L2_TC_USERBITS_USERDEFINED 0x0000 435 #define V4L2_TC_USERBITS_8BITCHARS 0x0008 436 /* The above is based on SMPTE timecodes */ 437 438 #ifdef __KERNEL__ 439 /* 440 * 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 441 * 442 * ### WARNING: This experimental MPEG compression API is obsolete. 443 * ### It is replaced by the MPEG controls API. 444 * ### This old API will disappear in the near future! 445 * 446 */ 447 enum v4l2_bitrate_mode { 448 V4L2_BITRATE_NONE = 0, /* not specified */ 449 V4L2_BITRATE_CBR, /* constant bitrate */ 450 V4L2_BITRATE_VBR, /* variable bitrate */ 451 }; 452 struct v4l2_bitrate { 453 /* rates are specified in kbit/sec */ 454 enum v4l2_bitrate_mode mode; 455 __u32 min; 456 __u32 target; /* use this one for CBR */ 457 __u32 max; 458 }; 459 460 enum v4l2_mpeg_streamtype { 461 V4L2_MPEG_SS_1, /* MPEG-1 system stream */ 462 V4L2_MPEG_PS_2, /* MPEG-2 program stream */ 463 V4L2_MPEG_TS_2, /* MPEG-2 transport stream */ 464 V4L2_MPEG_PS_DVD, /* MPEG-2 program stream with DVD header fixups */ 465 }; 466 enum v4l2_mpeg_audiotype { 467 V4L2_MPEG_AU_2_I, /* MPEG-2 layer 1 */ 468 V4L2_MPEG_AU_2_II, /* MPEG-2 layer 2 */ 469 V4L2_MPEG_AU_2_III, /* MPEG-2 layer 3 */ 470 V4L2_MPEG_AC3, /* AC3 */ 471 V4L2_MPEG_LPCM, /* LPCM */ 472 }; 473 enum v4l2_mpeg_videotype { 474 V4L2_MPEG_VI_1, /* MPEG-1 */ 475 V4L2_MPEG_VI_2, /* MPEG-2 */ 476 }; 477 enum v4l2_mpeg_aspectratio { 478 V4L2_MPEG_ASPECT_SQUARE = 1, /* square pixel */ 479 V4L2_MPEG_ASPECT_4_3 = 2, /* 4 : 3 */ 480 V4L2_MPEG_ASPECT_16_9 = 3, /* 16 : 9 */ 481 V4L2_MPEG_ASPECT_1_221 = 4, /* 1 : 2,21 */ 482 }; 483 484 struct v4l2_mpeg_compression { 485 /* general */ 486 enum v4l2_mpeg_streamtype st_type; 487 struct v4l2_bitrate st_bitrate; 488 489 /* transport streams */ 490 __u16 ts_pid_pmt; 491 __u16 ts_pid_audio; 492 __u16 ts_pid_video; 493 __u16 ts_pid_pcr; 494 495 /* program stream */ 496 __u16 ps_size; 497 __u16 reserved_1; /* align */ 498 499 /* audio */ 500 enum v4l2_mpeg_audiotype au_type; 501 struct v4l2_bitrate au_bitrate; 502 __u32 au_sample_rate; 503 __u8 au_pesid; 504 __u8 reserved_2[3]; /* align */ 505 506 /* video */ 507 enum v4l2_mpeg_videotype vi_type; 508 enum v4l2_mpeg_aspectratio vi_aspect_ratio; 509 struct v4l2_bitrate vi_bitrate; 510 __u32 vi_frame_rate; 511 __u16 vi_frames_per_gop; 512 __u16 vi_bframes_count; 513 __u8 vi_pesid; 514 __u8 reserved_3[3]; /* align */ 515 516 /* misc flags */ 517 __u32 closed_gops:1; 518 __u32 pulldown:1; 519 __u32 reserved_4:30; /* align */ 520 521 /* I don't expect the above being perfect yet ;) */ 522 __u32 reserved_5[8]; 523 }; 524 #endif 525 526 struct v4l2_jpegcompression 527 { 528 int quality; 529 530 int APPn; /* Number of APP segment to be written, 531 * must be 0..15 */ 532 int APP_len; /* Length of data in JPEG APPn segment */ 533 char APP_data[60]; /* Data in the JPEG APPn segment. */ 534 535 int COM_len; /* Length of data in JPEG COM segment */ 536 char COM_data[60]; /* Data in JPEG COM segment */ 537 538 __u32 jpeg_markers; /* Which markers should go into the JPEG 539 * output. Unless you exactly know what 540 * you do, leave them untouched. 541 * Inluding less markers will make the 542 * resulting code smaller, but there will 543 * be fewer aplications which can read it. 544 * The presence of the APP and COM marker 545 * is influenced by APP_len and COM_len 546 * ONLY, not by this property! */ 547 548 #define V4L2_JPEG_MARKER_DHT (1<<3) /* Define Huffman Tables */ 549 #define V4L2_JPEG_MARKER_DQT (1<<4) /* Define Quantization Tables */ 550 #define V4L2_JPEG_MARKER_DRI (1<<5) /* Define Restart Interval */ 551 #define V4L2_JPEG_MARKER_COM (1<<6) /* Comment segment */ 552 #define V4L2_JPEG_MARKER_APP (1<<7) /* App segment, driver will 553 * allways use APP0 */ 554 }; 555 556 /* 557 * M E M O R Y - M A P P I N G B U F F E R S 558 */ 559 struct v4l2_requestbuffers 560 { 561 __u32 count; 562 enum v4l2_buf_type type; 563 enum v4l2_memory memory; 564 __u32 reserved[2]; 565 }; 566 567 struct v4l2_buffer 568 { 569 __u32 index; 570 enum v4l2_buf_type type; 571 __u32 bytesused; 572 __u32 flags; 573 enum v4l2_field field; 574 struct timeval timestamp; 575 struct v4l2_timecode timecode; 576 __u32 sequence; 577 578 /* memory location */ 579 enum v4l2_memory memory; 580 union { 581 __u32 offset; 582 unsigned long userptr; 583 } m; 584 __u32 length; 585 __u32 input; 586 __u32 reserved; 587 }; 588 589 /* Flags for 'flags' field */ 590 #define V4L2_BUF_FLAG_MAPPED 0x0001 /* Buffer is mapped (flag) */ 591 #define V4L2_BUF_FLAG_QUEUED 0x0002 /* Buffer is queued for processing */ 592 #define V4L2_BUF_FLAG_DONE 0x0004 /* Buffer is ready */ 593 #define V4L2_BUF_FLAG_KEYFRAME 0x0008 /* Image is a keyframe (I-frame) */ 594 #define V4L2_BUF_FLAG_PFRAME 0x0010 /* Image is a P-frame */ 595 #define V4L2_BUF_FLAG_BFRAME 0x0020 /* Image is a B-frame */ 596 #define V4L2_BUF_FLAG_TIMECODE 0x0100 /* timecode field is valid */ 597 #define V4L2_BUF_FLAG_INPUT 0x0200 /* input field is valid */ 598 599 /* 600 * O V E R L A Y P R E V I E W 601 */ 602 struct v4l2_framebuffer 603 { 604 __u32 capability; 605 __u32 flags; 606 /* FIXME: in theory we should pass something like PCI device + memory 607 * region + offset instead of some physical address */ 608 void* base; 609 struct v4l2_pix_format fmt; 610 }; 611 /* Flags for the 'capability' field. Read only */ 612 #define V4L2_FBUF_CAP_EXTERNOVERLAY 0x0001 613 #define V4L2_FBUF_CAP_CHROMAKEY 0x0002 614 #define V4L2_FBUF_CAP_LIST_CLIPPING 0x0004 615 #define V4L2_FBUF_CAP_BITMAP_CLIPPING 0x0008 616 #define V4L2_FBUF_CAP_LOCAL_ALPHA 0x0010 617 #define V4L2_FBUF_CAP_GLOBAL_ALPHA 0x0020 618 #define V4L2_FBUF_CAP_LOCAL_INV_ALPHA 0x0040 619 #define V4L2_FBUF_CAP_GLOBAL_INV_ALPHA 0x0080 620 /* Flags for the 'flags' field. */ 621 #define V4L2_FBUF_FLAG_PRIMARY 0x0001 622 #define V4L2_FBUF_FLAG_OVERLAY 0x0002 623 #define V4L2_FBUF_FLAG_CHROMAKEY 0x0004 624 #define V4L2_FBUF_FLAG_LOCAL_ALPHA 0x0008 625 #define V4L2_FBUF_FLAG_GLOBAL_ALPHA 0x0010 626 #define V4L2_FBUF_FLAG_LOCAL_INV_ALPHA 0x0020 627 #define V4L2_FBUF_FLAG_GLOBAL_INV_ALPHA 0x0040 628 629 struct v4l2_clip 630 { 631 struct v4l2_rect c; 632 struct v4l2_clip __user *next; 633 }; 634 635 struct v4l2_window 636 { 637 struct v4l2_rect w; 638 enum v4l2_field field; 639 __u32 chromakey; 640 struct v4l2_clip __user *clips; 641 __u32 clipcount; 642 void __user *bitmap; 643 __u8 global_alpha; 644 }; 645 646 /* 647 * C A P T U R E P A R A M E T E R S 648 */ 649 struct v4l2_captureparm 650 { 651 __u32 capability; /* Supported modes */ 652 __u32 capturemode; /* Current mode */ 653 struct v4l2_fract timeperframe; /* Time per frame in .1us units */ 654 __u32 extendedmode; /* Driver-specific extensions */ 655 __u32 readbuffers; /* # of buffers for read */ 656 __u32 reserved[4]; 657 }; 658 659 /* Flags for 'capability' and 'capturemode' fields */ 660 #define V4L2_MODE_HIGHQUALITY 0x0001 /* High quality imaging mode */ 661 #define V4L2_CAP_TIMEPERFRAME 0x1000 /* timeperframe field is supported */ 662 663 struct v4l2_outputparm 664 { 665 __u32 capability; /* Supported modes */ 666 __u32 outputmode; /* Current mode */ 667 struct v4l2_fract timeperframe; /* Time per frame in seconds */ 668 __u32 extendedmode; /* Driver-specific extensions */ 669 __u32 writebuffers; /* # of buffers for write */ 670 __u32 reserved[4]; 671 }; 672 673 /* 674 * I N P U T I M A G E C R O P P I N G 675 */ 676 struct v4l2_cropcap { 677 enum v4l2_buf_type type; 678 struct v4l2_rect bounds; 679 struct v4l2_rect defrect; 680 struct v4l2_fract pixelaspect; 681 }; 682 683 struct v4l2_crop { 684 enum v4l2_buf_type type; 685 struct v4l2_rect c; 686 }; 687 688 /* 689 * A N A L O G V I D E O S T A N D A R D 690 */ 691 692 typedef __u64 v4l2_std_id; 693 694 /* one bit for each */ 695 #define V4L2_STD_PAL_B ((v4l2_std_id)0x00000001) 696 #define V4L2_STD_PAL_B1 ((v4l2_std_id)0x00000002) 697 #define V4L2_STD_PAL_G ((v4l2_std_id)0x00000004) 698 #define V4L2_STD_PAL_H ((v4l2_std_id)0x00000008) 699 #define V4L2_STD_PAL_I ((v4l2_std_id)0x00000010) 700 #define V4L2_STD_PAL_D ((v4l2_std_id)0x00000020) 701 #define V4L2_STD_PAL_D1 ((v4l2_std_id)0x00000040) 702 #define V4L2_STD_PAL_K ((v4l2_std_id)0x00000080) 703 704 #define V4L2_STD_PAL_M ((v4l2_std_id)0x00000100) 705 #define V4L2_STD_PAL_N ((v4l2_std_id)0x00000200) 706 #define V4L2_STD_PAL_Nc ((v4l2_std_id)0x00000400) 707 #define V4L2_STD_PAL_60 ((v4l2_std_id)0x00000800) 708 709 #define V4L2_STD_NTSC_M ((v4l2_std_id)0x00001000) 710 #define V4L2_STD_NTSC_M_JP ((v4l2_std_id)0x00002000) 711 #define V4L2_STD_NTSC_443 ((v4l2_std_id)0x00004000) 712 #define V4L2_STD_NTSC_M_KR ((v4l2_std_id)0x00008000) 713 714 #define V4L2_STD_SECAM_B ((v4l2_std_id)0x00010000) 715 #define V4L2_STD_SECAM_D ((v4l2_std_id)0x00020000) 716 #define V4L2_STD_SECAM_G ((v4l2_std_id)0x00040000) 717 #define V4L2_STD_SECAM_H ((v4l2_std_id)0x00080000) 718 #define V4L2_STD_SECAM_K ((v4l2_std_id)0x00100000) 719 #define V4L2_STD_SECAM_K1 ((v4l2_std_id)0x00200000) 720 #define V4L2_STD_SECAM_L ((v4l2_std_id)0x00400000) 721 #define V4L2_STD_SECAM_LC ((v4l2_std_id)0x00800000) 722 723 /* ATSC/HDTV */ 724 #define V4L2_STD_ATSC_8_VSB ((v4l2_std_id)0x01000000) 725 #define V4L2_STD_ATSC_16_VSB ((v4l2_std_id)0x02000000) 726 727 /* FIXME: 728 Although std_id is 64 bits, there is an issue on PPC32 architecture that 729 makes switch(__u64) to break. So, there's a hack on v4l2-common.c rounding 730 this value to 32 bits. 731 As, currently, the max value is for V4L2_STD_ATSC_16_VSB (30 bits wide), 732 it should work fine. However, if needed to add more than two standards, 733 v4l2-common.c should be fixed. 734 */ 735 736 /* some merged standards */ 737 #define V4L2_STD_MN (V4L2_STD_PAL_M|V4L2_STD_PAL_N|V4L2_STD_PAL_Nc|V4L2_STD_NTSC) 738 #define V4L2_STD_B (V4L2_STD_PAL_B|V4L2_STD_PAL_B1|V4L2_STD_SECAM_B) 739 #define V4L2_STD_GH (V4L2_STD_PAL_G|V4L2_STD_PAL_H|V4L2_STD_SECAM_G|V4L2_STD_SECAM_H) 740 #define V4L2_STD_DK (V4L2_STD_PAL_DK|V4L2_STD_SECAM_DK) 741 742 /* some common needed stuff */ 743 #define V4L2_STD_PAL_BG (V4L2_STD_PAL_B |\ 744 V4L2_STD_PAL_B1 |\ 745 V4L2_STD_PAL_G) 746 #define V4L2_STD_PAL_DK (V4L2_STD_PAL_D |\ 747 V4L2_STD_PAL_D1 |\ 748 V4L2_STD_PAL_K) 749 #define V4L2_STD_PAL (V4L2_STD_PAL_BG |\ 750 V4L2_STD_PAL_DK |\ 751 V4L2_STD_PAL_H |\ 752 V4L2_STD_PAL_I) 753 #define V4L2_STD_NTSC (V4L2_STD_NTSC_M |\ 754 V4L2_STD_NTSC_M_JP |\ 755 V4L2_STD_NTSC_M_KR) 756 #define V4L2_STD_SECAM_DK (V4L2_STD_SECAM_D |\ 757 V4L2_STD_SECAM_K |\ 758 V4L2_STD_SECAM_K1) 759 #define V4L2_STD_SECAM (V4L2_STD_SECAM_B |\ 760 V4L2_STD_SECAM_G |\ 761 V4L2_STD_SECAM_H |\ 762 V4L2_STD_SECAM_DK |\ 763 V4L2_STD_SECAM_L |\ 764 V4L2_STD_SECAM_LC) 765 766 #define V4L2_STD_525_60 (V4L2_STD_PAL_M |\ 767 V4L2_STD_PAL_60 |\ 768 V4L2_STD_NTSC |\ 769 V4L2_STD_NTSC_443) 770 #define V4L2_STD_625_50 (V4L2_STD_PAL |\ 771 V4L2_STD_PAL_N |\ 772 V4L2_STD_PAL_Nc |\ 773 V4L2_STD_SECAM) 774 #define V4L2_STD_ATSC (V4L2_STD_ATSC_8_VSB |\ 775 V4L2_STD_ATSC_16_VSB) 776 777 #define V4L2_STD_UNKNOWN 0 778 #define V4L2_STD_ALL (V4L2_STD_525_60 |\ 779 V4L2_STD_625_50) 780 781 struct v4l2_standard 782 { 783 __u32 index; 784 v4l2_std_id id; 785 __u8 name[24]; 786 struct v4l2_fract frameperiod; /* Frames, not fields */ 787 __u32 framelines; 788 __u32 reserved[4]; 789 }; 790 791 /* 792 * V I D E O I N P U T S 793 */ 794 struct v4l2_input 795 { 796 __u32 index; /* Which input */ 797 __u8 name[32]; /* Label */ 798 __u32 type; /* Type of input */ 799 __u32 audioset; /* Associated audios (bitfield) */ 800 __u32 tuner; /* Associated tuner */ 801 v4l2_std_id std; 802 __u32 status; 803 __u32 reserved[4]; 804 }; 805 806 /* Values for the 'type' field */ 807 #define V4L2_INPUT_TYPE_TUNER 1 808 #define V4L2_INPUT_TYPE_CAMERA 2 809 810 /* field 'status' - general */ 811 #define V4L2_IN_ST_NO_POWER 0x00000001 /* Attached device is off */ 812 #define V4L2_IN_ST_NO_SIGNAL 0x00000002 813 #define V4L2_IN_ST_NO_COLOR 0x00000004 814 815 /* field 'status' - analog */ 816 #define V4L2_IN_ST_NO_H_LOCK 0x00000100 /* No horizontal sync lock */ 817 #define V4L2_IN_ST_COLOR_KILL 0x00000200 /* Color killer is active */ 818 819 /* field 'status' - digital */ 820 #define V4L2_IN_ST_NO_SYNC 0x00010000 /* No synchronization lock */ 821 #define V4L2_IN_ST_NO_EQU 0x00020000 /* No equalizer lock */ 822 #define V4L2_IN_ST_NO_CARRIER 0x00040000 /* Carrier recovery failed */ 823 824 /* field 'status' - VCR and set-top box */ 825 #define V4L2_IN_ST_MACROVISION 0x01000000 /* Macrovision detected */ 826 #define V4L2_IN_ST_NO_ACCESS 0x02000000 /* Conditional access denied */ 827 #define V4L2_IN_ST_VTR 0x04000000 /* VTR time constant */ 828 829 /* 830 * V I D E O O U T P U T S 831 */ 832 struct v4l2_output 833 { 834 __u32 index; /* Which output */ 835 __u8 name[32]; /* Label */ 836 __u32 type; /* Type of output */ 837 __u32 audioset; /* Associated audios (bitfield) */ 838 __u32 modulator; /* Associated modulator */ 839 v4l2_std_id std; 840 __u32 reserved[4]; 841 }; 842 /* Values for the 'type' field */ 843 #define V4L2_OUTPUT_TYPE_MODULATOR 1 844 #define V4L2_OUTPUT_TYPE_ANALOG 2 845 #define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY 3 846 847 /* 848 * C O N T R O L S 849 */ 850 struct v4l2_control 851 { 852 __u32 id; 853 __s32 value; 854 }; 855 856 struct v4l2_ext_control 857 { 858 __u32 id; 859 __u32 reserved2[2]; 860 union { 861 __s32 value; 862 __s64 value64; 863 void *reserved; 864 }; 865 } __attribute__ ((packed)); 866 867 struct v4l2_ext_controls 868 { 869 __u32 ctrl_class; 870 __u32 count; 871 __u32 error_idx; 872 __u32 reserved[2]; 873 struct v4l2_ext_control *controls; 874 }; 875 876 /* Values for ctrl_class field */ 877 #define V4L2_CTRL_CLASS_USER 0x00980000 /* Old-style 'user' controls */ 878 #define V4L2_CTRL_CLASS_MPEG 0x00990000 /* MPEG-compression controls */ 879 880 #define V4L2_CTRL_ID_MASK (0x0fffffff) 881 #define V4L2_CTRL_ID2CLASS(id) ((id) & 0x0fff0000UL) 882 #define V4L2_CTRL_DRIVER_PRIV(id) (((id) & 0xffff) >= 0x1000) 883 884 /* Used in the VIDIOC_QUERYCTRL ioctl for querying controls */ 885 struct v4l2_queryctrl 886 { 887 __u32 id; 888 enum v4l2_ctrl_type type; 889 __u8 name[32]; /* Whatever */ 890 __s32 minimum; /* Note signedness */ 891 __s32 maximum; 892 __s32 step; 893 __s32 default_value; 894 __u32 flags; 895 __u32 reserved[2]; 896 }; 897 898 /* Used in the VIDIOC_QUERYMENU ioctl for querying menu items */ 899 struct v4l2_querymenu 900 { 901 __u32 id; 902 __u32 index; 903 __u8 name[32]; /* Whatever */ 904 __u32 reserved; 905 }; 906 907 /* Control flags */ 908 #define V4L2_CTRL_FLAG_DISABLED 0x0001 909 #define V4L2_CTRL_FLAG_GRABBED 0x0002 910 #define V4L2_CTRL_FLAG_READ_ONLY 0x0004 911 #define V4L2_CTRL_FLAG_UPDATE 0x0008 912 #define V4L2_CTRL_FLAG_INACTIVE 0x0010 913 #define V4L2_CTRL_FLAG_SLIDER 0x0020 914 915 /* Query flag, to be ORed with the control ID */ 916 #define V4L2_CTRL_FLAG_NEXT_CTRL 0x80000000 917 918 /* User-class control IDs defined by V4L2 */ 919 #define V4L2_CID_BASE (V4L2_CTRL_CLASS_USER | 0x900) 920 #define V4L2_CID_USER_BASE V4L2_CID_BASE 921 /* IDs reserved for driver specific controls */ 922 #define V4L2_CID_PRIVATE_BASE 0x08000000 923 924 #define V4L2_CID_USER_CLASS (V4L2_CTRL_CLASS_USER | 1) 925 #define V4L2_CID_BRIGHTNESS (V4L2_CID_BASE+0) 926 #define V4L2_CID_CONTRAST (V4L2_CID_BASE+1) 927 #define V4L2_CID_SATURATION (V4L2_CID_BASE+2) 928 #define V4L2_CID_HUE (V4L2_CID_BASE+3) 929 #define V4L2_CID_AUDIO_VOLUME (V4L2_CID_BASE+5) 930 #define V4L2_CID_AUDIO_BALANCE (V4L2_CID_BASE+6) 931 #define V4L2_CID_AUDIO_BASS (V4L2_CID_BASE+7) 932 #define V4L2_CID_AUDIO_TREBLE (V4L2_CID_BASE+8) 933 #define V4L2_CID_AUDIO_MUTE (V4L2_CID_BASE+9) 934 #define V4L2_CID_AUDIO_LOUDNESS (V4L2_CID_BASE+10) 935 #define V4L2_CID_BLACK_LEVEL (V4L2_CID_BASE+11) 936 #define V4L2_CID_AUTO_WHITE_BALANCE (V4L2_CID_BASE+12) 937 #define V4L2_CID_DO_WHITE_BALANCE (V4L2_CID_BASE+13) 938 #define V4L2_CID_RED_BALANCE (V4L2_CID_BASE+14) 939 #define V4L2_CID_BLUE_BALANCE (V4L2_CID_BASE+15) 940 #define V4L2_CID_GAMMA (V4L2_CID_BASE+16) 941 #define V4L2_CID_WHITENESS (V4L2_CID_GAMMA) /* ? Not sure */ 942 #define V4L2_CID_EXPOSURE (V4L2_CID_BASE+17) 943 #define V4L2_CID_AUTOGAIN (V4L2_CID_BASE+18) 944 #define V4L2_CID_GAIN (V4L2_CID_BASE+19) 945 #define V4L2_CID_HFLIP (V4L2_CID_BASE+20) 946 #define V4L2_CID_VFLIP (V4L2_CID_BASE+21) 947 #define V4L2_CID_HCENTER (V4L2_CID_BASE+22) 948 #define V4L2_CID_VCENTER (V4L2_CID_BASE+23) 949 #define V4L2_CID_LASTP1 (V4L2_CID_BASE+24) /* last CID + 1 */ 950 951 /* MPEG-class control IDs defined by V4L2 */ 952 #define V4L2_CID_MPEG_BASE (V4L2_CTRL_CLASS_MPEG | 0x900) 953 #define V4L2_CID_MPEG_CLASS (V4L2_CTRL_CLASS_MPEG | 1) 954 955 /* MPEG streams */ 956 #define V4L2_CID_MPEG_STREAM_TYPE (V4L2_CID_MPEG_BASE+0) 957 enum v4l2_mpeg_stream_type { 958 V4L2_MPEG_STREAM_TYPE_MPEG2_PS = 0, /* MPEG-2 program stream */ 959 V4L2_MPEG_STREAM_TYPE_MPEG2_TS = 1, /* MPEG-2 transport stream */ 960 V4L2_MPEG_STREAM_TYPE_MPEG1_SS = 2, /* MPEG-1 system stream */ 961 V4L2_MPEG_STREAM_TYPE_MPEG2_DVD = 3, /* MPEG-2 DVD-compatible stream */ 962 V4L2_MPEG_STREAM_TYPE_MPEG1_VCD = 4, /* MPEG-1 VCD-compatible stream */ 963 V4L2_MPEG_STREAM_TYPE_MPEG2_SVCD = 5, /* MPEG-2 SVCD-compatible stream */ 964 }; 965 #define V4L2_CID_MPEG_STREAM_PID_PMT (V4L2_CID_MPEG_BASE+1) 966 #define V4L2_CID_MPEG_STREAM_PID_AUDIO (V4L2_CID_MPEG_BASE+2) 967 #define V4L2_CID_MPEG_STREAM_PID_VIDEO (V4L2_CID_MPEG_BASE+3) 968 #define V4L2_CID_MPEG_STREAM_PID_PCR (V4L2_CID_MPEG_BASE+4) 969 #define V4L2_CID_MPEG_STREAM_PES_ID_AUDIO (V4L2_CID_MPEG_BASE+5) 970 #define V4L2_CID_MPEG_STREAM_PES_ID_VIDEO (V4L2_CID_MPEG_BASE+6) 971 #define V4L2_CID_MPEG_STREAM_VBI_FMT (V4L2_CID_MPEG_BASE+7) 972 enum v4l2_mpeg_stream_vbi_fmt { 973 V4L2_MPEG_STREAM_VBI_FMT_NONE = 0, /* No VBI in the MPEG stream */ 974 V4L2_MPEG_STREAM_VBI_FMT_IVTV = 1, /* VBI in private packets, IVTV format */ 975 }; 976 977 /* MPEG audio */ 978 #define V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ (V4L2_CID_MPEG_BASE+100) 979 enum v4l2_mpeg_audio_sampling_freq { 980 V4L2_MPEG_AUDIO_SAMPLING_FREQ_44100 = 0, 981 V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000 = 1, 982 V4L2_MPEG_AUDIO_SAMPLING_FREQ_32000 = 2, 983 }; 984 #define V4L2_CID_MPEG_AUDIO_ENCODING (V4L2_CID_MPEG_BASE+101) 985 enum v4l2_mpeg_audio_encoding { 986 V4L2_MPEG_AUDIO_ENCODING_LAYER_1 = 0, 987 V4L2_MPEG_AUDIO_ENCODING_LAYER_2 = 1, 988 V4L2_MPEG_AUDIO_ENCODING_LAYER_3 = 2, 989 }; 990 #define V4L2_CID_MPEG_AUDIO_L1_BITRATE (V4L2_CID_MPEG_BASE+102) 991 enum v4l2_mpeg_audio_l1_bitrate { 992 V4L2_MPEG_AUDIO_L1_BITRATE_32K = 0, 993 V4L2_MPEG_AUDIO_L1_BITRATE_64K = 1, 994 V4L2_MPEG_AUDIO_L1_BITRATE_96K = 2, 995 V4L2_MPEG_AUDIO_L1_BITRATE_128K = 3, 996 V4L2_MPEG_AUDIO_L1_BITRATE_160K = 4, 997 V4L2_MPEG_AUDIO_L1_BITRATE_192K = 5, 998 V4L2_MPEG_AUDIO_L1_BITRATE_224K = 6, 999 V4L2_MPEG_AUDIO_L1_BITRATE_256K = 7, 1000 V4L2_MPEG_AUDIO_L1_BITRATE_288K = 8, 1001 V4L2_MPEG_AUDIO_L1_BITRATE_320K = 9, 1002 V4L2_MPEG_AUDIO_L1_BITRATE_352K = 10, 1003 V4L2_MPEG_AUDIO_L1_BITRATE_384K = 11, 1004 V4L2_MPEG_AUDIO_L1_BITRATE_416K = 12, 1005 V4L2_MPEG_AUDIO_L1_BITRATE_448K = 13, 1006 }; 1007 #define V4L2_CID_MPEG_AUDIO_L2_BITRATE (V4L2_CID_MPEG_BASE+103) 1008 enum v4l2_mpeg_audio_l2_bitrate { 1009 V4L2_MPEG_AUDIO_L2_BITRATE_32K = 0, 1010 V4L2_MPEG_AUDIO_L2_BITRATE_48K = 1, 1011 V4L2_MPEG_AUDIO_L2_BITRATE_56K = 2, 1012 V4L2_MPEG_AUDIO_L2_BITRATE_64K = 3, 1013 V4L2_MPEG_AUDIO_L2_BITRATE_80K = 4, 1014 V4L2_MPEG_AUDIO_L2_BITRATE_96K = 5, 1015 V4L2_MPEG_AUDIO_L2_BITRATE_112K = 6, 1016 V4L2_MPEG_AUDIO_L2_BITRATE_128K = 7, 1017 V4L2_MPEG_AUDIO_L2_BITRATE_160K = 8, 1018 V4L2_MPEG_AUDIO_L2_BITRATE_192K = 9, 1019 V4L2_MPEG_AUDIO_L2_BITRATE_224K = 10, 1020 V4L2_MPEG_AUDIO_L2_BITRATE_256K = 11, 1021 V4L2_MPEG_AUDIO_L2_BITRATE_320K = 12, 1022 V4L2_MPEG_AUDIO_L2_BITRATE_384K = 13, 1023 }; 1024 #define V4L2_CID_MPEG_AUDIO_L3_BITRATE (V4L2_CID_MPEG_BASE+104) 1025 enum v4l2_mpeg_audio_l3_bitrate { 1026 V4L2_MPEG_AUDIO_L3_BITRATE_32K = 0, 1027 V4L2_MPEG_AUDIO_L3_BITRATE_40K = 1, 1028 V4L2_MPEG_AUDIO_L3_BITRATE_48K = 2, 1029 V4L2_MPEG_AUDIO_L3_BITRATE_56K = 3, 1030 V4L2_MPEG_AUDIO_L3_BITRATE_64K = 4, 1031 V4L2_MPEG_AUDIO_L3_BITRATE_80K = 5, 1032 V4L2_MPEG_AUDIO_L3_BITRATE_96K = 6, 1033 V4L2_MPEG_AUDIO_L3_BITRATE_112K = 7, 1034 V4L2_MPEG_AUDIO_L3_BITRATE_128K = 8, 1035 V4L2_MPEG_AUDIO_L3_BITRATE_160K = 9, 1036 V4L2_MPEG_AUDIO_L3_BITRATE_192K = 10, 1037 V4L2_MPEG_AUDIO_L3_BITRATE_224K = 11, 1038 V4L2_MPEG_AUDIO_L3_BITRATE_256K = 12, 1039 V4L2_MPEG_AUDIO_L3_BITRATE_320K = 13, 1040 }; 1041 #define V4L2_CID_MPEG_AUDIO_MODE (V4L2_CID_MPEG_BASE+105) 1042 enum v4l2_mpeg_audio_mode { 1043 V4L2_MPEG_AUDIO_MODE_STEREO = 0, 1044 V4L2_MPEG_AUDIO_MODE_JOINT_STEREO = 1, 1045 V4L2_MPEG_AUDIO_MODE_DUAL = 2, 1046 V4L2_MPEG_AUDIO_MODE_MONO = 3, 1047 }; 1048 #define V4L2_CID_MPEG_AUDIO_MODE_EXTENSION (V4L2_CID_MPEG_BASE+106) 1049 enum v4l2_mpeg_audio_mode_extension { 1050 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4 = 0, 1051 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_8 = 1, 1052 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_12 = 2, 1053 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_16 = 3, 1054 }; 1055 #define V4L2_CID_MPEG_AUDIO_EMPHASIS (V4L2_CID_MPEG_BASE+107) 1056 enum v4l2_mpeg_audio_emphasis { 1057 V4L2_MPEG_AUDIO_EMPHASIS_NONE = 0, 1058 V4L2_MPEG_AUDIO_EMPHASIS_50_DIV_15_uS = 1, 1059 V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17 = 2, 1060 }; 1061 #define V4L2_CID_MPEG_AUDIO_CRC (V4L2_CID_MPEG_BASE+108) 1062 enum v4l2_mpeg_audio_crc { 1063 V4L2_MPEG_AUDIO_CRC_NONE = 0, 1064 V4L2_MPEG_AUDIO_CRC_CRC16 = 1, 1065 }; 1066 #define V4L2_CID_MPEG_AUDIO_MUTE (V4L2_CID_MPEG_BASE+109) 1067 1068 /* MPEG video */ 1069 #define V4L2_CID_MPEG_VIDEO_ENCODING (V4L2_CID_MPEG_BASE+200) 1070 enum v4l2_mpeg_video_encoding { 1071 V4L2_MPEG_VIDEO_ENCODING_MPEG_1 = 0, 1072 V4L2_MPEG_VIDEO_ENCODING_MPEG_2 = 1, 1073 }; 1074 #define V4L2_CID_MPEG_VIDEO_ASPECT (V4L2_CID_MPEG_BASE+201) 1075 enum v4l2_mpeg_video_aspect { 1076 V4L2_MPEG_VIDEO_ASPECT_1x1 = 0, 1077 V4L2_MPEG_VIDEO_ASPECT_4x3 = 1, 1078 V4L2_MPEG_VIDEO_ASPECT_16x9 = 2, 1079 V4L2_MPEG_VIDEO_ASPECT_221x100 = 3, 1080 }; 1081 #define V4L2_CID_MPEG_VIDEO_B_FRAMES (V4L2_CID_MPEG_BASE+202) 1082 #define V4L2_CID_MPEG_VIDEO_GOP_SIZE (V4L2_CID_MPEG_BASE+203) 1083 #define V4L2_CID_MPEG_VIDEO_GOP_CLOSURE (V4L2_CID_MPEG_BASE+204) 1084 #define V4L2_CID_MPEG_VIDEO_PULLDOWN (V4L2_CID_MPEG_BASE+205) 1085 #define V4L2_CID_MPEG_VIDEO_BITRATE_MODE (V4L2_CID_MPEG_BASE+206) 1086 enum v4l2_mpeg_video_bitrate_mode { 1087 V4L2_MPEG_VIDEO_BITRATE_MODE_VBR = 0, 1088 V4L2_MPEG_VIDEO_BITRATE_MODE_CBR = 1, 1089 }; 1090 #define V4L2_CID_MPEG_VIDEO_BITRATE (V4L2_CID_MPEG_BASE+207) 1091 #define V4L2_CID_MPEG_VIDEO_BITRATE_PEAK (V4L2_CID_MPEG_BASE+208) 1092 #define V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION (V4L2_CID_MPEG_BASE+209) 1093 #define V4L2_CID_MPEG_VIDEO_MUTE (V4L2_CID_MPEG_BASE+210) 1094 #define V4L2_CID_MPEG_VIDEO_MUTE_YUV (V4L2_CID_MPEG_BASE+211) 1095 1096 /* MPEG-class control IDs specific to the CX2584x driver as defined by V4L2 */ 1097 #define V4L2_CID_MPEG_CX2341X_BASE (V4L2_CTRL_CLASS_MPEG | 0x1000) 1098 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE (V4L2_CID_MPEG_CX2341X_BASE+0) 1099 enum v4l2_mpeg_cx2341x_video_spatial_filter_mode { 1100 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL = 0, 1101 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO = 1, 1102 }; 1103 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER (V4L2_CID_MPEG_CX2341X_BASE+1) 1104 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+2) 1105 enum v4l2_mpeg_cx2341x_video_luma_spatial_filter_type { 1106 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF = 0, 1107 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_HOR = 1, 1108 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_VERT = 2, 1109 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_HV_SEPARABLE = 3, 1110 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_SYM_NON_SEPARABLE = 4, 1111 }; 1112 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+3) 1113 enum v4l2_mpeg_cx2341x_video_chroma_spatial_filter_type { 1114 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF = 0, 1115 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR = 1, 1116 }; 1117 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE (V4L2_CID_MPEG_CX2341X_BASE+4) 1118 enum v4l2_mpeg_cx2341x_video_temporal_filter_mode { 1119 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL = 0, 1120 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO = 1, 1121 }; 1122 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER (V4L2_CID_MPEG_CX2341X_BASE+5) 1123 #define V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+6) 1124 enum v4l2_mpeg_cx2341x_video_median_filter_type { 1125 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF = 0, 1126 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR = 1, 1127 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_VERT = 2, 1128 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR_VERT = 3, 1129 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_DIAG = 4, 1130 }; 1131 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM (V4L2_CID_MPEG_CX2341X_BASE+7) 1132 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP (V4L2_CID_MPEG_CX2341X_BASE+8) 1133 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM (V4L2_CID_MPEG_CX2341X_BASE+9) 1134 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP (V4L2_CID_MPEG_CX2341X_BASE+10) 1135 #define V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS (V4L2_CID_MPEG_CX2341X_BASE+11) 1136 1137 /* 1138 * T U N I N G 1139 */ 1140 struct v4l2_tuner 1141 { 1142 __u32 index; 1143 __u8 name[32]; 1144 enum v4l2_tuner_type type; 1145 __u32 capability; 1146 __u32 rangelow; 1147 __u32 rangehigh; 1148 __u32 rxsubchans; 1149 __u32 audmode; 1150 __s32 signal; 1151 __s32 afc; 1152 __u32 reserved[4]; 1153 }; 1154 1155 struct v4l2_modulator 1156 { 1157 __u32 index; 1158 __u8 name[32]; 1159 __u32 capability; 1160 __u32 rangelow; 1161 __u32 rangehigh; 1162 __u32 txsubchans; 1163 __u32 reserved[4]; 1164 }; 1165 1166 /* Flags for the 'capability' field */ 1167 #define V4L2_TUNER_CAP_LOW 0x0001 1168 #define V4L2_TUNER_CAP_NORM 0x0002 1169 #define V4L2_TUNER_CAP_STEREO 0x0010 1170 #define V4L2_TUNER_CAP_LANG2 0x0020 1171 #define V4L2_TUNER_CAP_SAP 0x0020 1172 #define V4L2_TUNER_CAP_LANG1 0x0040 1173 1174 /* Flags for the 'rxsubchans' field */ 1175 #define V4L2_TUNER_SUB_MONO 0x0001 1176 #define V4L2_TUNER_SUB_STEREO 0x0002 1177 #define V4L2_TUNER_SUB_LANG2 0x0004 1178 #define V4L2_TUNER_SUB_SAP 0x0004 1179 #define V4L2_TUNER_SUB_LANG1 0x0008 1180 1181 /* Values for the 'audmode' field */ 1182 #define V4L2_TUNER_MODE_MONO 0x0000 1183 #define V4L2_TUNER_MODE_STEREO 0x0001 1184 #define V4L2_TUNER_MODE_LANG2 0x0002 1185 #define V4L2_TUNER_MODE_SAP 0x0002 1186 #define V4L2_TUNER_MODE_LANG1 0x0003 1187 #define V4L2_TUNER_MODE_LANG1_LANG2 0x0004 1188 1189 struct v4l2_frequency 1190 { 1191 __u32 tuner; 1192 enum v4l2_tuner_type type; 1193 __u32 frequency; 1194 __u32 reserved[8]; 1195 }; 1196 1197 /* 1198 * A U D I O 1199 */ 1200 struct v4l2_audio 1201 { 1202 __u32 index; 1203 __u8 name[32]; 1204 __u32 capability; 1205 __u32 mode; 1206 __u32 reserved[2]; 1207 }; 1208 1209 /* Flags for the 'capability' field */ 1210 #define V4L2_AUDCAP_STEREO 0x00001 1211 #define V4L2_AUDCAP_AVL 0x00002 1212 1213 /* Flags for the 'mode' field */ 1214 #define V4L2_AUDMODE_AVL 0x00001 1215 1216 struct v4l2_audioout 1217 { 1218 __u32 index; 1219 __u8 name[32]; 1220 __u32 capability; 1221 __u32 mode; 1222 __u32 reserved[2]; 1223 }; 1224 1225 /* 1226 * M P E G S E R V I C E S 1227 * 1228 * NOTE: EXPERIMENTAL API 1229 */ 1230 #if 1 1231 #define V4L2_ENC_IDX_FRAME_I (0) 1232 #define V4L2_ENC_IDX_FRAME_P (1) 1233 #define V4L2_ENC_IDX_FRAME_B (2) 1234 #define V4L2_ENC_IDX_FRAME_MASK (0xf) 1235 1236 struct v4l2_enc_idx_entry { 1237 __u64 offset; 1238 __u64 pts; 1239 __u32 length; 1240 __u32 flags; 1241 __u32 reserved[2]; 1242 }; 1243 1244 #define V4L2_ENC_IDX_ENTRIES (64) 1245 struct v4l2_enc_idx { 1246 __u32 entries; 1247 __u32 entries_cap; 1248 __u32 reserved[4]; 1249 struct v4l2_enc_idx_entry entry[V4L2_ENC_IDX_ENTRIES]; 1250 }; 1251 1252 1253 #define V4L2_ENC_CMD_START (0) 1254 #define V4L2_ENC_CMD_STOP (1) 1255 #define V4L2_ENC_CMD_PAUSE (2) 1256 #define V4L2_ENC_CMD_RESUME (3) 1257 1258 /* Flags for V4L2_ENC_CMD_STOP */ 1259 #define V4L2_ENC_CMD_STOP_AT_GOP_END (1 << 0) 1260 1261 struct v4l2_encoder_cmd { 1262 __u32 cmd; 1263 __u32 flags; 1264 union { 1265 struct { 1266 __u32 data[8]; 1267 } raw; 1268 }; 1269 }; 1270 1271 #endif 1272 1273 1274 /* 1275 * D A T A S E R V I C E S ( V B I ) 1276 * 1277 * Data services API by Michael Schimek 1278 */ 1279 1280 /* Raw VBI */ 1281 struct v4l2_vbi_format 1282 { 1283 __u32 sampling_rate; /* in 1 Hz */ 1284 __u32 offset; 1285 __u32 samples_per_line; 1286 __u32 sample_format; /* V4L2_PIX_FMT_* */ 1287 __s32 start[2]; 1288 __u32 count[2]; 1289 __u32 flags; /* V4L2_VBI_* */ 1290 __u32 reserved[2]; /* must be zero */ 1291 }; 1292 1293 /* VBI flags */ 1294 #define V4L2_VBI_UNSYNC (1<< 0) 1295 #define V4L2_VBI_INTERLACED (1<< 1) 1296 1297 /* Sliced VBI 1298 * 1299 * This implements is a proposal V4L2 API to allow SLICED VBI 1300 * required for some hardware encoders. It should change without 1301 * notice in the definitive implementation. 1302 */ 1303 1304 struct v4l2_sliced_vbi_format 1305 { 1306 __u16 service_set; 1307 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field 1308 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field 1309 (equals frame lines 313-336 for 625 line video 1310 standards, 263-286 for 525 line standards) */ 1311 __u16 service_lines[2][24]; 1312 __u32 io_size; 1313 __u32 reserved[2]; /* must be zero */ 1314 }; 1315 1316 /* Teletext World System Teletext 1317 (WST), defined on ITU-R BT.653-2 */ 1318 #define V4L2_SLICED_TELETEXT_B (0x0001) 1319 /* Video Program System, defined on ETS 300 231*/ 1320 #define V4L2_SLICED_VPS (0x0400) 1321 /* Closed Caption, defined on EIA-608 */ 1322 #define V4L2_SLICED_CAPTION_525 (0x1000) 1323 /* Wide Screen System, defined on ITU-R BT1119.1 */ 1324 #define V4L2_SLICED_WSS_625 (0x4000) 1325 1326 #define V4L2_SLICED_VBI_525 (V4L2_SLICED_CAPTION_525) 1327 #define V4L2_SLICED_VBI_625 (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625) 1328 1329 struct v4l2_sliced_vbi_cap 1330 { 1331 __u16 service_set; 1332 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field 1333 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field 1334 (equals frame lines 313-336 for 625 line video 1335 standards, 263-286 for 525 line standards) */ 1336 __u16 service_lines[2][24]; 1337 enum v4l2_buf_type type; 1338 __u32 reserved[3]; /* must be 0 */ 1339 }; 1340 1341 struct v4l2_sliced_vbi_data 1342 { 1343 __u32 id; 1344 __u32 field; /* 0: first field, 1: second field */ 1345 __u32 line; /* 1-23 */ 1346 __u32 reserved; /* must be 0 */ 1347 __u8 data[48]; 1348 }; 1349 1350 /* 1351 * A G G R E G A T E S T R U C T U R E S 1352 */ 1353 1354 /* Stream data format 1355 */ 1356 struct v4l2_format 1357 { 1358 enum v4l2_buf_type type; 1359 union 1360 { 1361 struct v4l2_pix_format pix; // V4L2_BUF_TYPE_VIDEO_CAPTURE 1362 struct v4l2_window win; // V4L2_BUF_TYPE_VIDEO_OVERLAY 1363 struct v4l2_vbi_format vbi; // V4L2_BUF_TYPE_VBI_CAPTURE 1364 struct v4l2_sliced_vbi_format sliced; // V4L2_BUF_TYPE_SLICED_VBI_CAPTURE 1365 __u8 raw_data[200]; // user-defined 1366 } fmt; 1367 }; 1368 1369 1370 /* Stream type-dependent parameters 1371 */ 1372 struct v4l2_streamparm 1373 { 1374 enum v4l2_buf_type type; 1375 union 1376 { 1377 struct v4l2_captureparm capture; 1378 struct v4l2_outputparm output; 1379 __u8 raw_data[200]; /* user-defined */ 1380 } parm; 1381 }; 1382 1383 /* 1384 * A D V A N C E D D E B U G G I N G 1385 * 1386 * NOTE: EXPERIMENTAL API 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 ID */ 1393 #define V4L2_CHIP_MATCH_I2C_ADDR 2 /* Match against I2C 7-bit address */ 1394 1395 struct v4l2_register { 1396 __u32 match_type; /* Match type */ 1397 __u32 match_chip; /* Match this chip, meaning determined by match_type */ 1398 __u64 reg; 1399 __u64 val; 1400 }; 1401 1402 /* VIDIOC_G_CHIP_IDENT */ 1403 struct v4l2_chip_ident { 1404 __u32 match_type; /* Match type */ 1405 __u32 match_chip; /* Match this chip, meaning determined by match_type */ 1406 __u32 ident; /* chip identifier as specified in <media/v4l2-chip-ident.h> */ 1407 __u32 revision; /* chip revision, chip specific */ 1408 }; 1409 1410 /* 1411 * 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 1412 * 1413 */ 1414 #define VIDIOC_QUERYCAP _IOR ('V', 0, struct v4l2_capability) 1415 #define VIDIOC_RESERVED _IO ('V', 1) 1416 #define VIDIOC_ENUM_FMT _IOWR ('V', 2, struct v4l2_fmtdesc) 1417 #define VIDIOC_G_FMT _IOWR ('V', 4, struct v4l2_format) 1418 #define VIDIOC_S_FMT _IOWR ('V', 5, struct v4l2_format) 1419 #ifdef __KERNEL__ 1420 #define VIDIOC_G_MPEGCOMP _IOR ('V', 6, struct v4l2_mpeg_compression) 1421 #define VIDIOC_S_MPEGCOMP _IOW ('V', 7, struct v4l2_mpeg_compression) 1422 #endif 1423 #define VIDIOC_REQBUFS _IOWR ('V', 8, struct v4l2_requestbuffers) 1424 #define VIDIOC_QUERYBUF _IOWR ('V', 9, struct v4l2_buffer) 1425 #define VIDIOC_G_FBUF _IOR ('V', 10, struct v4l2_framebuffer) 1426 #define VIDIOC_S_FBUF _IOW ('V', 11, struct v4l2_framebuffer) 1427 #define VIDIOC_OVERLAY _IOW ('V', 14, int) 1428 #define VIDIOC_QBUF _IOWR ('V', 15, struct v4l2_buffer) 1429 #define VIDIOC_DQBUF _IOWR ('V', 17, struct v4l2_buffer) 1430 #define VIDIOC_STREAMON _IOW ('V', 18, int) 1431 #define VIDIOC_STREAMOFF _IOW ('V', 19, int) 1432 #define VIDIOC_G_PARM _IOWR ('V', 21, struct v4l2_streamparm) 1433 #define VIDIOC_S_PARM _IOWR ('V', 22, struct v4l2_streamparm) 1434 #define VIDIOC_G_STD _IOR ('V', 23, v4l2_std_id) 1435 #define VIDIOC_S_STD _IOW ('V', 24, v4l2_std_id) 1436 #define VIDIOC_ENUMSTD _IOWR ('V', 25, struct v4l2_standard) 1437 #define VIDIOC_ENUMINPUT _IOWR ('V', 26, struct v4l2_input) 1438 #define VIDIOC_G_CTRL _IOWR ('V', 27, struct v4l2_control) 1439 #define VIDIOC_S_CTRL _IOWR ('V', 28, struct v4l2_control) 1440 #define VIDIOC_G_TUNER _IOWR ('V', 29, struct v4l2_tuner) 1441 #define VIDIOC_S_TUNER _IOW ('V', 30, struct v4l2_tuner) 1442 #define VIDIOC_G_AUDIO _IOR ('V', 33, struct v4l2_audio) 1443 #define VIDIOC_S_AUDIO _IOW ('V', 34, struct v4l2_audio) 1444 #define VIDIOC_QUERYCTRL _IOWR ('V', 36, struct v4l2_queryctrl) 1445 #define VIDIOC_QUERYMENU _IOWR ('V', 37, struct v4l2_querymenu) 1446 #define VIDIOC_G_INPUT _IOR ('V', 38, int) 1447 #define VIDIOC_S_INPUT _IOWR ('V', 39, int) 1448 #define VIDIOC_G_OUTPUT _IOR ('V', 46, int) 1449 #define VIDIOC_S_OUTPUT _IOWR ('V', 47, int) 1450 #define VIDIOC_ENUMOUTPUT _IOWR ('V', 48, struct v4l2_output) 1451 #define VIDIOC_G_AUDOUT _IOR ('V', 49, struct v4l2_audioout) 1452 #define VIDIOC_S_AUDOUT _IOW ('V', 50, struct v4l2_audioout) 1453 #define VIDIOC_G_MODULATOR _IOWR ('V', 54, struct v4l2_modulator) 1454 #define VIDIOC_S_MODULATOR _IOW ('V', 55, struct v4l2_modulator) 1455 #define VIDIOC_G_FREQUENCY _IOWR ('V', 56, struct v4l2_frequency) 1456 #define VIDIOC_S_FREQUENCY _IOW ('V', 57, struct v4l2_frequency) 1457 #define VIDIOC_CROPCAP _IOWR ('V', 58, struct v4l2_cropcap) 1458 #define VIDIOC_G_CROP _IOWR ('V', 59, struct v4l2_crop) 1459 #define VIDIOC_S_CROP _IOW ('V', 60, struct v4l2_crop) 1460 #define VIDIOC_G_JPEGCOMP _IOR ('V', 61, struct v4l2_jpegcompression) 1461 #define VIDIOC_S_JPEGCOMP _IOW ('V', 62, struct v4l2_jpegcompression) 1462 #define VIDIOC_QUERYSTD _IOR ('V', 63, v4l2_std_id) 1463 #define VIDIOC_TRY_FMT _IOWR ('V', 64, struct v4l2_format) 1464 #define VIDIOC_ENUMAUDIO _IOWR ('V', 65, struct v4l2_audio) 1465 #define VIDIOC_ENUMAUDOUT _IOWR ('V', 66, struct v4l2_audioout) 1466 #define VIDIOC_G_PRIORITY _IOR ('V', 67, enum v4l2_priority) 1467 #define VIDIOC_S_PRIORITY _IOW ('V', 68, enum v4l2_priority) 1468 #define VIDIOC_G_SLICED_VBI_CAP _IOWR ('V', 69, struct v4l2_sliced_vbi_cap) 1469 #define VIDIOC_LOG_STATUS _IO ('V', 70) 1470 #define VIDIOC_G_EXT_CTRLS _IOWR ('V', 71, struct v4l2_ext_controls) 1471 #define VIDIOC_S_EXT_CTRLS _IOWR ('V', 72, struct v4l2_ext_controls) 1472 #define VIDIOC_TRY_EXT_CTRLS _IOWR ('V', 73, struct v4l2_ext_controls) 1473 #if 1 1474 #define VIDIOC_ENUM_FRAMESIZES _IOWR ('V', 74, struct v4l2_frmsizeenum) 1475 #define VIDIOC_ENUM_FRAMEINTERVALS _IOWR ('V', 75, struct v4l2_frmivalenum) 1476 #define VIDIOC_G_ENC_INDEX _IOR ('V', 76, struct v4l2_enc_idx) 1477 #define VIDIOC_ENCODER_CMD _IOWR ('V', 77, struct v4l2_encoder_cmd) 1478 #define VIDIOC_TRY_ENCODER_CMD _IOWR ('V', 78, struct v4l2_encoder_cmd) 1479 1480 /* Experimental, only implemented if CONFIG_VIDEO_ADV_DEBUG is defined */ 1481 #define VIDIOC_DBG_S_REGISTER _IOW ('V', 79, struct v4l2_register) 1482 #define VIDIOC_DBG_G_REGISTER _IOWR ('V', 80, struct v4l2_register) 1483 1484 #define VIDIOC_G_CHIP_IDENT _IOWR ('V', 81, struct v4l2_chip_ident) 1485 #endif 1486 1487 #ifdef __OLD_VIDIOC_ 1488 /* for compatibility, will go away some day */ 1489 #define VIDIOC_OVERLAY_OLD _IOWR ('V', 14, int) 1490 #define VIDIOC_S_PARM_OLD _IOW ('V', 22, struct v4l2_streamparm) 1491 #define VIDIOC_S_CTRL_OLD _IOW ('V', 28, struct v4l2_control) 1492 #define VIDIOC_G_AUDIO_OLD _IOWR ('V', 33, struct v4l2_audio) 1493 #define VIDIOC_G_AUDOUT_OLD _IOWR ('V', 49, struct v4l2_audioout) 1494 #define VIDIOC_CROPCAP_OLD _IOR ('V', 58, struct v4l2_cropcap) 1495 #endif 1496 1497 #define BASE_VIDIOC_PRIVATE 192 /* 192-255 are private */ 1498 1499 #endif /* __LINUX_VIDEODEV2_H */ 1500 1501 /* 1502 * Local variables: 1503 * c-basic-offset: 8 1504 * End: 1505 */ 1506