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 #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_RGB555 v4l2_fourcc('R','G','B','O') /* 16 RGB-5-5-5 */ 275 #define V4L2_PIX_FMT_RGB565 v4l2_fourcc('R','G','B','P') /* 16 RGB-5-6-5 */ 276 #define V4L2_PIX_FMT_RGB555X v4l2_fourcc('R','G','B','Q') /* 16 RGB-5-5-5 BE */ 277 #define V4L2_PIX_FMT_RGB565X v4l2_fourcc('R','G','B','R') /* 16 RGB-5-6-5 BE */ 278 #define V4L2_PIX_FMT_BGR24 v4l2_fourcc('B','G','R','3') /* 24 BGR-8-8-8 */ 279 #define V4L2_PIX_FMT_RGB24 v4l2_fourcc('R','G','B','3') /* 24 RGB-8-8-8 */ 280 #define V4L2_PIX_FMT_BGR32 v4l2_fourcc('B','G','R','4') /* 32 BGR-8-8-8-8 */ 281 #define V4L2_PIX_FMT_RGB32 v4l2_fourcc('R','G','B','4') /* 32 RGB-8-8-8-8 */ 282 #define V4L2_PIX_FMT_GREY v4l2_fourcc('G','R','E','Y') /* 8 Greyscale */ 283 #define V4L2_PIX_FMT_YVU410 v4l2_fourcc('Y','V','U','9') /* 9 YVU 4:1:0 */ 284 #define V4L2_PIX_FMT_YVU420 v4l2_fourcc('Y','V','1','2') /* 12 YVU 4:2:0 */ 285 #define V4L2_PIX_FMT_YUYV v4l2_fourcc('Y','U','Y','V') /* 16 YUV 4:2:2 */ 286 #define V4L2_PIX_FMT_UYVY v4l2_fourcc('U','Y','V','Y') /* 16 YUV 4:2:2 */ 287 #define V4L2_PIX_FMT_YUV422P v4l2_fourcc('4','2','2','P') /* 16 YVU422 planar */ 288 #define V4L2_PIX_FMT_YUV411P v4l2_fourcc('4','1','1','P') /* 16 YVU411 planar */ 289 #define V4L2_PIX_FMT_Y41P v4l2_fourcc('Y','4','1','P') /* 12 YUV 4:1:1 */ 290 291 /* two planes -- one Y, one Cr + Cb interleaved */ 292 #define V4L2_PIX_FMT_NV12 v4l2_fourcc('N','V','1','2') /* 12 Y/CbCr 4:2:0 */ 293 #define V4L2_PIX_FMT_NV21 v4l2_fourcc('N','V','2','1') /* 12 Y/CrCb 4:2:0 */ 294 295 /* The following formats are not defined in the V4L2 specification */ 296 #define V4L2_PIX_FMT_YUV410 v4l2_fourcc('Y','U','V','9') /* 9 YUV 4:1:0 */ 297 #define V4L2_PIX_FMT_YUV420 v4l2_fourcc('Y','U','1','2') /* 12 YUV 4:2:0 */ 298 #define V4L2_PIX_FMT_YYUV v4l2_fourcc('Y','Y','U','V') /* 16 YUV 4:2:2 */ 299 #define V4L2_PIX_FMT_HI240 v4l2_fourcc('H','I','2','4') /* 8 8-bit color */ 300 #define V4L2_PIX_FMT_HM12 v4l2_fourcc('H','M','1','2') /* 8 YUV 4:2:0 16x16 macroblocks */ 301 #define V4L2_PIX_FMT_RGB444 v4l2_fourcc('R','4','4','4') /* 16 xxxxrrrr ggggbbbb */ 302 303 /* see http://www.siliconimaging.com/RGB%20Bayer.htm */ 304 #define V4L2_PIX_FMT_SBGGR8 v4l2_fourcc('B','A','8','1') /* 8 BGBG.. GRGR.. */ 305 306 /* compressed formats */ 307 #define V4L2_PIX_FMT_MJPEG v4l2_fourcc('M','J','P','G') /* Motion-JPEG */ 308 #define V4L2_PIX_FMT_JPEG v4l2_fourcc('J','P','E','G') /* JFIF JPEG */ 309 #define V4L2_PIX_FMT_DV v4l2_fourcc('d','v','s','d') /* 1394 */ 310 #define V4L2_PIX_FMT_MPEG v4l2_fourcc('M','P','E','G') /* MPEG-1/2/4 */ 311 312 /* Vendor-specific formats */ 313 #define V4L2_PIX_FMT_WNVA v4l2_fourcc('W','N','V','A') /* Winnov hw compress */ 314 #define V4L2_PIX_FMT_SN9C10X v4l2_fourcc('S','9','1','0') /* SN9C10x compression */ 315 #define V4L2_PIX_FMT_PWC1 v4l2_fourcc('P','W','C','1') /* pwc older webcam */ 316 #define V4L2_PIX_FMT_PWC2 v4l2_fourcc('P','W','C','2') /* pwc newer webcam */ 317 #define V4L2_PIX_FMT_ET61X251 v4l2_fourcc('E','6','2','5') /* ET61X251 compression */ 318 319 /* 320 * F O R M A T E N U M E R A T I O N 321 */ 322 struct v4l2_fmtdesc 323 { 324 __u32 index; /* Format number */ 325 enum v4l2_buf_type type; /* buffer type */ 326 __u32 flags; 327 __u8 description[32]; /* Description string */ 328 __u32 pixelformat; /* Format fourcc */ 329 __u32 reserved[4]; 330 }; 331 332 #define V4L2_FMT_FLAG_COMPRESSED 0x0001 333 334 #if 1 335 /* Experimental Frame Size and frame rate enumeration */ 336 /* 337 * F R A M E S I Z E E N U M E R A T I O N 338 */ 339 enum v4l2_frmsizetypes 340 { 341 V4L2_FRMSIZE_TYPE_DISCRETE = 1, 342 V4L2_FRMSIZE_TYPE_CONTINUOUS = 2, 343 V4L2_FRMSIZE_TYPE_STEPWISE = 3, 344 }; 345 346 struct v4l2_frmsize_discrete 347 { 348 __u32 width; /* Frame width [pixel] */ 349 __u32 height; /* Frame height [pixel] */ 350 }; 351 352 struct v4l2_frmsize_stepwise 353 { 354 __u32 min_width; /* Minimum frame width [pixel] */ 355 __u32 max_width; /* Maximum frame width [pixel] */ 356 __u32 step_width; /* Frame width step size [pixel] */ 357 __u32 min_height; /* Minimum frame height [pixel] */ 358 __u32 max_height; /* Maximum frame height [pixel] */ 359 __u32 step_height; /* Frame height step size [pixel] */ 360 }; 361 362 struct v4l2_frmsizeenum 363 { 364 __u32 index; /* Frame size number */ 365 __u32 pixel_format; /* Pixel format */ 366 __u32 type; /* Frame size type the device supports. */ 367 368 union { /* Frame size */ 369 struct v4l2_frmsize_discrete discrete; 370 struct v4l2_frmsize_stepwise stepwise; 371 }; 372 373 __u32 reserved[2]; /* Reserved space for future use */ 374 }; 375 376 /* 377 * F R A M E R A T E E N U M E R A T I O N 378 */ 379 enum v4l2_frmivaltypes 380 { 381 V4L2_FRMIVAL_TYPE_DISCRETE = 1, 382 V4L2_FRMIVAL_TYPE_CONTINUOUS = 2, 383 V4L2_FRMIVAL_TYPE_STEPWISE = 3, 384 }; 385 386 struct v4l2_frmival_stepwise 387 { 388 struct v4l2_fract min; /* Minimum frame interval [s] */ 389 struct v4l2_fract max; /* Maximum frame interval [s] */ 390 struct v4l2_fract step; /* Frame interval step size [s] */ 391 }; 392 393 struct v4l2_frmivalenum 394 { 395 __u32 index; /* Frame format index */ 396 __u32 pixel_format; /* Pixel format */ 397 __u32 width; /* Frame width */ 398 __u32 height; /* Frame height */ 399 __u32 type; /* Frame interval type the device supports. */ 400 401 union { /* Frame interval */ 402 struct v4l2_fract discrete; 403 struct v4l2_frmival_stepwise stepwise; 404 }; 405 406 __u32 reserved[2]; /* Reserved space for future use */ 407 }; 408 #endif 409 410 /* 411 * T I M E C O D E 412 */ 413 struct v4l2_timecode 414 { 415 __u32 type; 416 __u32 flags; 417 __u8 frames; 418 __u8 seconds; 419 __u8 minutes; 420 __u8 hours; 421 __u8 userbits[4]; 422 }; 423 424 /* Type */ 425 #define V4L2_TC_TYPE_24FPS 1 426 #define V4L2_TC_TYPE_25FPS 2 427 #define V4L2_TC_TYPE_30FPS 3 428 #define V4L2_TC_TYPE_50FPS 4 429 #define V4L2_TC_TYPE_60FPS 5 430 431 /* Flags */ 432 #define V4L2_TC_FLAG_DROPFRAME 0x0001 /* "drop-frame" mode */ 433 #define V4L2_TC_FLAG_COLORFRAME 0x0002 434 #define V4L2_TC_USERBITS_field 0x000C 435 #define V4L2_TC_USERBITS_USERDEFINED 0x0000 436 #define V4L2_TC_USERBITS_8BITCHARS 0x0008 437 /* The above is based on SMPTE timecodes */ 438 439 #ifdef __KERNEL__ 440 /* 441 * 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 442 * 443 * ### WARNING: This experimental MPEG compression API is obsolete. 444 * ### It is replaced by the MPEG controls API. 445 * ### This old API will disappear in the near future! 446 * 447 */ 448 enum v4l2_bitrate_mode { 449 V4L2_BITRATE_NONE = 0, /* not specified */ 450 V4L2_BITRATE_CBR, /* constant bitrate */ 451 V4L2_BITRATE_VBR, /* variable bitrate */ 452 }; 453 struct v4l2_bitrate { 454 /* rates are specified in kbit/sec */ 455 enum v4l2_bitrate_mode mode; 456 __u32 min; 457 __u32 target; /* use this one for CBR */ 458 __u32 max; 459 }; 460 461 enum v4l2_mpeg_streamtype { 462 V4L2_MPEG_SS_1, /* MPEG-1 system stream */ 463 V4L2_MPEG_PS_2, /* MPEG-2 program stream */ 464 V4L2_MPEG_TS_2, /* MPEG-2 transport stream */ 465 V4L2_MPEG_PS_DVD, /* MPEG-2 program stream with DVD header fixups */ 466 }; 467 enum v4l2_mpeg_audiotype { 468 V4L2_MPEG_AU_2_I, /* MPEG-2 layer 1 */ 469 V4L2_MPEG_AU_2_II, /* MPEG-2 layer 2 */ 470 V4L2_MPEG_AU_2_III, /* MPEG-2 layer 3 */ 471 V4L2_MPEG_AC3, /* AC3 */ 472 V4L2_MPEG_LPCM, /* LPCM */ 473 }; 474 enum v4l2_mpeg_videotype { 475 V4L2_MPEG_VI_1, /* MPEG-1 */ 476 V4L2_MPEG_VI_2, /* MPEG-2 */ 477 }; 478 enum v4l2_mpeg_aspectratio { 479 V4L2_MPEG_ASPECT_SQUARE = 1, /* square pixel */ 480 V4L2_MPEG_ASPECT_4_3 = 2, /* 4 : 3 */ 481 V4L2_MPEG_ASPECT_16_9 = 3, /* 16 : 9 */ 482 V4L2_MPEG_ASPECT_1_221 = 4, /* 1 : 2,21 */ 483 }; 484 485 struct v4l2_mpeg_compression { 486 /* general */ 487 enum v4l2_mpeg_streamtype st_type; 488 struct v4l2_bitrate st_bitrate; 489 490 /* transport streams */ 491 __u16 ts_pid_pmt; 492 __u16 ts_pid_audio; 493 __u16 ts_pid_video; 494 __u16 ts_pid_pcr; 495 496 /* program stream */ 497 __u16 ps_size; 498 __u16 reserved_1; /* align */ 499 500 /* audio */ 501 enum v4l2_mpeg_audiotype au_type; 502 struct v4l2_bitrate au_bitrate; 503 __u32 au_sample_rate; 504 __u8 au_pesid; 505 __u8 reserved_2[3]; /* align */ 506 507 /* video */ 508 enum v4l2_mpeg_videotype vi_type; 509 enum v4l2_mpeg_aspectratio vi_aspect_ratio; 510 struct v4l2_bitrate vi_bitrate; 511 __u32 vi_frame_rate; 512 __u16 vi_frames_per_gop; 513 __u16 vi_bframes_count; 514 __u8 vi_pesid; 515 __u8 reserved_3[3]; /* align */ 516 517 /* misc flags */ 518 __u32 closed_gops:1; 519 __u32 pulldown:1; 520 __u32 reserved_4:30; /* align */ 521 522 /* I don't expect the above being perfect yet ;) */ 523 __u32 reserved_5[8]; 524 }; 525 #endif 526 527 struct v4l2_jpegcompression 528 { 529 int quality; 530 531 int APPn; /* Number of APP segment to be written, 532 * must be 0..15 */ 533 int APP_len; /* Length of data in JPEG APPn segment */ 534 char APP_data[60]; /* Data in the JPEG APPn segment. */ 535 536 int COM_len; /* Length of data in JPEG COM segment */ 537 char COM_data[60]; /* Data in JPEG COM segment */ 538 539 __u32 jpeg_markers; /* Which markers should go into the JPEG 540 * output. Unless you exactly know what 541 * you do, leave them untouched. 542 * Inluding less markers will make the 543 * resulting code smaller, but there will 544 * be fewer aplications which can read it. 545 * The presence of the APP and COM marker 546 * is influenced by APP_len and COM_len 547 * ONLY, not by this property! */ 548 549 #define V4L2_JPEG_MARKER_DHT (1<<3) /* Define Huffman Tables */ 550 #define V4L2_JPEG_MARKER_DQT (1<<4) /* Define Quantization Tables */ 551 #define V4L2_JPEG_MARKER_DRI (1<<5) /* Define Restart Interval */ 552 #define V4L2_JPEG_MARKER_COM (1<<6) /* Comment segment */ 553 #define V4L2_JPEG_MARKER_APP (1<<7) /* App segment, driver will 554 * allways use APP0 */ 555 }; 556 557 /* 558 * M E M O R Y - M A P P I N G B U F F E R S 559 */ 560 struct v4l2_requestbuffers 561 { 562 __u32 count; 563 enum v4l2_buf_type type; 564 enum v4l2_memory memory; 565 __u32 reserved[2]; 566 }; 567 568 struct v4l2_buffer 569 { 570 __u32 index; 571 enum v4l2_buf_type type; 572 __u32 bytesused; 573 __u32 flags; 574 enum v4l2_field field; 575 struct timeval timestamp; 576 struct v4l2_timecode timecode; 577 __u32 sequence; 578 579 /* memory location */ 580 enum v4l2_memory memory; 581 union { 582 __u32 offset; 583 unsigned long userptr; 584 } m; 585 __u32 length; 586 __u32 input; 587 __u32 reserved; 588 }; 589 590 /* Flags for 'flags' field */ 591 #define V4L2_BUF_FLAG_MAPPED 0x0001 /* Buffer is mapped (flag) */ 592 #define V4L2_BUF_FLAG_QUEUED 0x0002 /* Buffer is queued for processing */ 593 #define V4L2_BUF_FLAG_DONE 0x0004 /* Buffer is ready */ 594 #define V4L2_BUF_FLAG_KEYFRAME 0x0008 /* Image is a keyframe (I-frame) */ 595 #define V4L2_BUF_FLAG_PFRAME 0x0010 /* Image is a P-frame */ 596 #define V4L2_BUF_FLAG_BFRAME 0x0020 /* Image is a B-frame */ 597 #define V4L2_BUF_FLAG_TIMECODE 0x0100 /* timecode field is valid */ 598 #define V4L2_BUF_FLAG_INPUT 0x0200 /* input field is valid */ 599 600 /* 601 * O V E R L A Y P R E V I E W 602 */ 603 struct v4l2_framebuffer 604 { 605 __u32 capability; 606 __u32 flags; 607 /* FIXME: in theory we should pass something like PCI device + memory 608 * region + offset instead of some physical address */ 609 void* base; 610 struct v4l2_pix_format fmt; 611 }; 612 /* Flags for the 'capability' field. Read only */ 613 #define V4L2_FBUF_CAP_EXTERNOVERLAY 0x0001 614 #define V4L2_FBUF_CAP_CHROMAKEY 0x0002 615 #define V4L2_FBUF_CAP_LIST_CLIPPING 0x0004 616 #define V4L2_FBUF_CAP_BITMAP_CLIPPING 0x0008 617 #define V4L2_FBUF_CAP_LOCAL_ALPHA 0x0010 618 #define V4L2_FBUF_CAP_GLOBAL_ALPHA 0x0020 619 #define V4L2_FBUF_CAP_LOCAL_INV_ALPHA 0x0040 620 #define V4L2_FBUF_CAP_GLOBAL_INV_ALPHA 0x0080 621 /* Flags for the 'flags' field. */ 622 #define V4L2_FBUF_FLAG_PRIMARY 0x0001 623 #define V4L2_FBUF_FLAG_OVERLAY 0x0002 624 #define V4L2_FBUF_FLAG_CHROMAKEY 0x0004 625 #define V4L2_FBUF_FLAG_LOCAL_ALPHA 0x0008 626 #define V4L2_FBUF_FLAG_GLOBAL_ALPHA 0x0010 627 #define V4L2_FBUF_FLAG_LOCAL_INV_ALPHA 0x0020 628 #define V4L2_FBUF_FLAG_GLOBAL_INV_ALPHA 0x0040 629 630 struct v4l2_clip 631 { 632 struct v4l2_rect c; 633 struct v4l2_clip __user *next; 634 }; 635 636 struct v4l2_window 637 { 638 struct v4l2_rect w; 639 enum v4l2_field field; 640 __u32 chromakey; 641 struct v4l2_clip __user *clips; 642 __u32 clipcount; 643 void __user *bitmap; 644 __u8 global_alpha; 645 }; 646 647 /* 648 * C A P T U R E P A R A M E T E R S 649 */ 650 struct v4l2_captureparm 651 { 652 __u32 capability; /* Supported modes */ 653 __u32 capturemode; /* Current mode */ 654 struct v4l2_fract timeperframe; /* Time per frame in .1us units */ 655 __u32 extendedmode; /* Driver-specific extensions */ 656 __u32 readbuffers; /* # of buffers for read */ 657 __u32 reserved[4]; 658 }; 659 660 /* Flags for 'capability' and 'capturemode' fields */ 661 #define V4L2_MODE_HIGHQUALITY 0x0001 /* High quality imaging mode */ 662 #define V4L2_CAP_TIMEPERFRAME 0x1000 /* timeperframe field is supported */ 663 664 struct v4l2_outputparm 665 { 666 __u32 capability; /* Supported modes */ 667 __u32 outputmode; /* Current mode */ 668 struct v4l2_fract timeperframe; /* Time per frame in seconds */ 669 __u32 extendedmode; /* Driver-specific extensions */ 670 __u32 writebuffers; /* # of buffers for write */ 671 __u32 reserved[4]; 672 }; 673 674 /* 675 * I N P U T I M A G E C R O P P I N G 676 */ 677 struct v4l2_cropcap { 678 enum v4l2_buf_type type; 679 struct v4l2_rect bounds; 680 struct v4l2_rect defrect; 681 struct v4l2_fract pixelaspect; 682 }; 683 684 struct v4l2_crop { 685 enum v4l2_buf_type type; 686 struct v4l2_rect c; 687 }; 688 689 /* 690 * A N A L O G V I D E O S T A N D A R D 691 */ 692 693 typedef __u64 v4l2_std_id; 694 695 /* one bit for each */ 696 #define V4L2_STD_PAL_B ((v4l2_std_id)0x00000001) 697 #define V4L2_STD_PAL_B1 ((v4l2_std_id)0x00000002) 698 #define V4L2_STD_PAL_G ((v4l2_std_id)0x00000004) 699 #define V4L2_STD_PAL_H ((v4l2_std_id)0x00000008) 700 #define V4L2_STD_PAL_I ((v4l2_std_id)0x00000010) 701 #define V4L2_STD_PAL_D ((v4l2_std_id)0x00000020) 702 #define V4L2_STD_PAL_D1 ((v4l2_std_id)0x00000040) 703 #define V4L2_STD_PAL_K ((v4l2_std_id)0x00000080) 704 705 #define V4L2_STD_PAL_M ((v4l2_std_id)0x00000100) 706 #define V4L2_STD_PAL_N ((v4l2_std_id)0x00000200) 707 #define V4L2_STD_PAL_Nc ((v4l2_std_id)0x00000400) 708 #define V4L2_STD_PAL_60 ((v4l2_std_id)0x00000800) 709 710 #define V4L2_STD_NTSC_M ((v4l2_std_id)0x00001000) 711 #define V4L2_STD_NTSC_M_JP ((v4l2_std_id)0x00002000) 712 #define V4L2_STD_NTSC_443 ((v4l2_std_id)0x00004000) 713 #define V4L2_STD_NTSC_M_KR ((v4l2_std_id)0x00008000) 714 715 #define V4L2_STD_SECAM_B ((v4l2_std_id)0x00010000) 716 #define V4L2_STD_SECAM_D ((v4l2_std_id)0x00020000) 717 #define V4L2_STD_SECAM_G ((v4l2_std_id)0x00040000) 718 #define V4L2_STD_SECAM_H ((v4l2_std_id)0x00080000) 719 #define V4L2_STD_SECAM_K ((v4l2_std_id)0x00100000) 720 #define V4L2_STD_SECAM_K1 ((v4l2_std_id)0x00200000) 721 #define V4L2_STD_SECAM_L ((v4l2_std_id)0x00400000) 722 #define V4L2_STD_SECAM_LC ((v4l2_std_id)0x00800000) 723 724 /* ATSC/HDTV */ 725 #define V4L2_STD_ATSC_8_VSB ((v4l2_std_id)0x01000000) 726 #define V4L2_STD_ATSC_16_VSB ((v4l2_std_id)0x02000000) 727 728 /* FIXME: 729 Although std_id is 64 bits, there is an issue on PPC32 architecture that 730 makes switch(__u64) to break. So, there's a hack on v4l2-common.c rounding 731 this value to 32 bits. 732 As, currently, the max value is for V4L2_STD_ATSC_16_VSB (30 bits wide), 733 it should work fine. However, if needed to add more than two standards, 734 v4l2-common.c should be fixed. 735 */ 736 737 /* some merged standards */ 738 #define V4L2_STD_MN (V4L2_STD_PAL_M|V4L2_STD_PAL_N|V4L2_STD_PAL_Nc|V4L2_STD_NTSC) 739 #define V4L2_STD_B (V4L2_STD_PAL_B|V4L2_STD_PAL_B1|V4L2_STD_SECAM_B) 740 #define V4L2_STD_GH (V4L2_STD_PAL_G|V4L2_STD_PAL_H|V4L2_STD_SECAM_G|V4L2_STD_SECAM_H) 741 #define V4L2_STD_DK (V4L2_STD_PAL_DK|V4L2_STD_SECAM_DK) 742 743 /* some common needed stuff */ 744 #define V4L2_STD_PAL_BG (V4L2_STD_PAL_B |\ 745 V4L2_STD_PAL_B1 |\ 746 V4L2_STD_PAL_G) 747 #define V4L2_STD_PAL_DK (V4L2_STD_PAL_D |\ 748 V4L2_STD_PAL_D1 |\ 749 V4L2_STD_PAL_K) 750 #define V4L2_STD_PAL (V4L2_STD_PAL_BG |\ 751 V4L2_STD_PAL_DK |\ 752 V4L2_STD_PAL_H |\ 753 V4L2_STD_PAL_I) 754 #define V4L2_STD_NTSC (V4L2_STD_NTSC_M |\ 755 V4L2_STD_NTSC_M_JP |\ 756 V4L2_STD_NTSC_M_KR) 757 #define V4L2_STD_SECAM_DK (V4L2_STD_SECAM_D |\ 758 V4L2_STD_SECAM_K |\ 759 V4L2_STD_SECAM_K1) 760 #define V4L2_STD_SECAM (V4L2_STD_SECAM_B |\ 761 V4L2_STD_SECAM_G |\ 762 V4L2_STD_SECAM_H |\ 763 V4L2_STD_SECAM_DK |\ 764 V4L2_STD_SECAM_L |\ 765 V4L2_STD_SECAM_LC) 766 767 #define V4L2_STD_525_60 (V4L2_STD_PAL_M |\ 768 V4L2_STD_PAL_60 |\ 769 V4L2_STD_NTSC |\ 770 V4L2_STD_NTSC_443) 771 #define V4L2_STD_625_50 (V4L2_STD_PAL |\ 772 V4L2_STD_PAL_N |\ 773 V4L2_STD_PAL_Nc |\ 774 V4L2_STD_SECAM) 775 #define V4L2_STD_ATSC (V4L2_STD_ATSC_8_VSB |\ 776 V4L2_STD_ATSC_16_VSB) 777 778 #define V4L2_STD_UNKNOWN 0 779 #define V4L2_STD_ALL (V4L2_STD_525_60 |\ 780 V4L2_STD_625_50) 781 782 struct v4l2_standard 783 { 784 __u32 index; 785 v4l2_std_id id; 786 __u8 name[24]; 787 struct v4l2_fract frameperiod; /* Frames, not fields */ 788 __u32 framelines; 789 __u32 reserved[4]; 790 }; 791 792 /* 793 * V I D E O I N P U T S 794 */ 795 struct v4l2_input 796 { 797 __u32 index; /* Which input */ 798 __u8 name[32]; /* Label */ 799 __u32 type; /* Type of input */ 800 __u32 audioset; /* Associated audios (bitfield) */ 801 __u32 tuner; /* Associated tuner */ 802 v4l2_std_id std; 803 __u32 status; 804 __u32 reserved[4]; 805 }; 806 807 /* Values for the 'type' field */ 808 #define V4L2_INPUT_TYPE_TUNER 1 809 #define V4L2_INPUT_TYPE_CAMERA 2 810 811 /* field 'status' - general */ 812 #define V4L2_IN_ST_NO_POWER 0x00000001 /* Attached device is off */ 813 #define V4L2_IN_ST_NO_SIGNAL 0x00000002 814 #define V4L2_IN_ST_NO_COLOR 0x00000004 815 816 /* field 'status' - analog */ 817 #define V4L2_IN_ST_NO_H_LOCK 0x00000100 /* No horizontal sync lock */ 818 #define V4L2_IN_ST_COLOR_KILL 0x00000200 /* Color killer is active */ 819 820 /* field 'status' - digital */ 821 #define V4L2_IN_ST_NO_SYNC 0x00010000 /* No synchronization lock */ 822 #define V4L2_IN_ST_NO_EQU 0x00020000 /* No equalizer lock */ 823 #define V4L2_IN_ST_NO_CARRIER 0x00040000 /* Carrier recovery failed */ 824 825 /* field 'status' - VCR and set-top box */ 826 #define V4L2_IN_ST_MACROVISION 0x01000000 /* Macrovision detected */ 827 #define V4L2_IN_ST_NO_ACCESS 0x02000000 /* Conditional access denied */ 828 #define V4L2_IN_ST_VTR 0x04000000 /* VTR time constant */ 829 830 /* 831 * V I D E O O U T P U T S 832 */ 833 struct v4l2_output 834 { 835 __u32 index; /* Which output */ 836 __u8 name[32]; /* Label */ 837 __u32 type; /* Type of output */ 838 __u32 audioset; /* Associated audios (bitfield) */ 839 __u32 modulator; /* Associated modulator */ 840 v4l2_std_id std; 841 __u32 reserved[4]; 842 }; 843 /* Values for the 'type' field */ 844 #define V4L2_OUTPUT_TYPE_MODULATOR 1 845 #define V4L2_OUTPUT_TYPE_ANALOG 2 846 #define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY 3 847 848 /* 849 * C O N T R O L S 850 */ 851 struct v4l2_control 852 { 853 __u32 id; 854 __s32 value; 855 }; 856 857 struct v4l2_ext_control 858 { 859 __u32 id; 860 __u32 reserved2[2]; 861 union { 862 __s32 value; 863 __s64 value64; 864 void *reserved; 865 }; 866 } __attribute__ ((packed)); 867 868 struct v4l2_ext_controls 869 { 870 __u32 ctrl_class; 871 __u32 count; 872 __u32 error_idx; 873 __u32 reserved[2]; 874 struct v4l2_ext_control *controls; 875 }; 876 877 /* Values for ctrl_class field */ 878 #define V4L2_CTRL_CLASS_USER 0x00980000 /* Old-style 'user' controls */ 879 #define V4L2_CTRL_CLASS_MPEG 0x00990000 /* MPEG-compression controls */ 880 881 #define V4L2_CTRL_ID_MASK (0x0fffffff) 882 #define V4L2_CTRL_ID2CLASS(id) ((id) & 0x0fff0000UL) 883 #define V4L2_CTRL_DRIVER_PRIV(id) (((id) & 0xffff) >= 0x1000) 884 885 /* Used in the VIDIOC_QUERYCTRL ioctl for querying controls */ 886 struct v4l2_queryctrl 887 { 888 __u32 id; 889 enum v4l2_ctrl_type type; 890 __u8 name[32]; /* Whatever */ 891 __s32 minimum; /* Note signedness */ 892 __s32 maximum; 893 __s32 step; 894 __s32 default_value; 895 __u32 flags; 896 __u32 reserved[2]; 897 }; 898 899 /* Used in the VIDIOC_QUERYMENU ioctl for querying menu items */ 900 struct v4l2_querymenu 901 { 902 __u32 id; 903 __u32 index; 904 __u8 name[32]; /* Whatever */ 905 __u32 reserved; 906 }; 907 908 /* Control flags */ 909 #define V4L2_CTRL_FLAG_DISABLED 0x0001 910 #define V4L2_CTRL_FLAG_GRABBED 0x0002 911 #define V4L2_CTRL_FLAG_READ_ONLY 0x0004 912 #define V4L2_CTRL_FLAG_UPDATE 0x0008 913 #define V4L2_CTRL_FLAG_INACTIVE 0x0010 914 #define V4L2_CTRL_FLAG_SLIDER 0x0020 915 916 /* Query flag, to be ORed with the control ID */ 917 #define V4L2_CTRL_FLAG_NEXT_CTRL 0x80000000 918 919 /* User-class control IDs defined by V4L2 */ 920 #define V4L2_CID_BASE (V4L2_CTRL_CLASS_USER | 0x900) 921 #define V4L2_CID_USER_BASE V4L2_CID_BASE 922 /* IDs reserved for driver specific controls */ 923 #define V4L2_CID_PRIVATE_BASE 0x08000000 924 925 #define V4L2_CID_USER_CLASS (V4L2_CTRL_CLASS_USER | 1) 926 #define V4L2_CID_BRIGHTNESS (V4L2_CID_BASE+0) 927 #define V4L2_CID_CONTRAST (V4L2_CID_BASE+1) 928 #define V4L2_CID_SATURATION (V4L2_CID_BASE+2) 929 #define V4L2_CID_HUE (V4L2_CID_BASE+3) 930 #define V4L2_CID_AUDIO_VOLUME (V4L2_CID_BASE+5) 931 #define V4L2_CID_AUDIO_BALANCE (V4L2_CID_BASE+6) 932 #define V4L2_CID_AUDIO_BASS (V4L2_CID_BASE+7) 933 #define V4L2_CID_AUDIO_TREBLE (V4L2_CID_BASE+8) 934 #define V4L2_CID_AUDIO_MUTE (V4L2_CID_BASE+9) 935 #define V4L2_CID_AUDIO_LOUDNESS (V4L2_CID_BASE+10) 936 #define V4L2_CID_BLACK_LEVEL (V4L2_CID_BASE+11) 937 #define V4L2_CID_AUTO_WHITE_BALANCE (V4L2_CID_BASE+12) 938 #define V4L2_CID_DO_WHITE_BALANCE (V4L2_CID_BASE+13) 939 #define V4L2_CID_RED_BALANCE (V4L2_CID_BASE+14) 940 #define V4L2_CID_BLUE_BALANCE (V4L2_CID_BASE+15) 941 #define V4L2_CID_GAMMA (V4L2_CID_BASE+16) 942 #define V4L2_CID_WHITENESS (V4L2_CID_GAMMA) /* ? Not sure */ 943 #define V4L2_CID_EXPOSURE (V4L2_CID_BASE+17) 944 #define V4L2_CID_AUTOGAIN (V4L2_CID_BASE+18) 945 #define V4L2_CID_GAIN (V4L2_CID_BASE+19) 946 #define V4L2_CID_HFLIP (V4L2_CID_BASE+20) 947 #define V4L2_CID_VFLIP (V4L2_CID_BASE+21) 948 #define V4L2_CID_HCENTER (V4L2_CID_BASE+22) 949 #define V4L2_CID_VCENTER (V4L2_CID_BASE+23) 950 #define V4L2_CID_LASTP1 (V4L2_CID_BASE+24) /* last CID + 1 */ 951 952 /* MPEG-class control IDs defined by V4L2 */ 953 #define V4L2_CID_MPEG_BASE (V4L2_CTRL_CLASS_MPEG | 0x900) 954 #define V4L2_CID_MPEG_CLASS (V4L2_CTRL_CLASS_MPEG | 1) 955 956 /* MPEG streams */ 957 #define V4L2_CID_MPEG_STREAM_TYPE (V4L2_CID_MPEG_BASE+0) 958 enum v4l2_mpeg_stream_type { 959 V4L2_MPEG_STREAM_TYPE_MPEG2_PS = 0, /* MPEG-2 program stream */ 960 V4L2_MPEG_STREAM_TYPE_MPEG2_TS = 1, /* MPEG-2 transport stream */ 961 V4L2_MPEG_STREAM_TYPE_MPEG1_SS = 2, /* MPEG-1 system stream */ 962 V4L2_MPEG_STREAM_TYPE_MPEG2_DVD = 3, /* MPEG-2 DVD-compatible stream */ 963 V4L2_MPEG_STREAM_TYPE_MPEG1_VCD = 4, /* MPEG-1 VCD-compatible stream */ 964 V4L2_MPEG_STREAM_TYPE_MPEG2_SVCD = 5, /* MPEG-2 SVCD-compatible stream */ 965 }; 966 #define V4L2_CID_MPEG_STREAM_PID_PMT (V4L2_CID_MPEG_BASE+1) 967 #define V4L2_CID_MPEG_STREAM_PID_AUDIO (V4L2_CID_MPEG_BASE+2) 968 #define V4L2_CID_MPEG_STREAM_PID_VIDEO (V4L2_CID_MPEG_BASE+3) 969 #define V4L2_CID_MPEG_STREAM_PID_PCR (V4L2_CID_MPEG_BASE+4) 970 #define V4L2_CID_MPEG_STREAM_PES_ID_AUDIO (V4L2_CID_MPEG_BASE+5) 971 #define V4L2_CID_MPEG_STREAM_PES_ID_VIDEO (V4L2_CID_MPEG_BASE+6) 972 #define V4L2_CID_MPEG_STREAM_VBI_FMT (V4L2_CID_MPEG_BASE+7) 973 enum v4l2_mpeg_stream_vbi_fmt { 974 V4L2_MPEG_STREAM_VBI_FMT_NONE = 0, /* No VBI in the MPEG stream */ 975 V4L2_MPEG_STREAM_VBI_FMT_IVTV = 1, /* VBI in private packets, IVTV format */ 976 }; 977 978 /* MPEG audio */ 979 #define V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ (V4L2_CID_MPEG_BASE+100) 980 enum v4l2_mpeg_audio_sampling_freq { 981 V4L2_MPEG_AUDIO_SAMPLING_FREQ_44100 = 0, 982 V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000 = 1, 983 V4L2_MPEG_AUDIO_SAMPLING_FREQ_32000 = 2, 984 }; 985 #define V4L2_CID_MPEG_AUDIO_ENCODING (V4L2_CID_MPEG_BASE+101) 986 enum v4l2_mpeg_audio_encoding { 987 V4L2_MPEG_AUDIO_ENCODING_LAYER_1 = 0, 988 V4L2_MPEG_AUDIO_ENCODING_LAYER_2 = 1, 989 V4L2_MPEG_AUDIO_ENCODING_LAYER_3 = 2, 990 }; 991 #define V4L2_CID_MPEG_AUDIO_L1_BITRATE (V4L2_CID_MPEG_BASE+102) 992 enum v4l2_mpeg_audio_l1_bitrate { 993 V4L2_MPEG_AUDIO_L1_BITRATE_32K = 0, 994 V4L2_MPEG_AUDIO_L1_BITRATE_64K = 1, 995 V4L2_MPEG_AUDIO_L1_BITRATE_96K = 2, 996 V4L2_MPEG_AUDIO_L1_BITRATE_128K = 3, 997 V4L2_MPEG_AUDIO_L1_BITRATE_160K = 4, 998 V4L2_MPEG_AUDIO_L1_BITRATE_192K = 5, 999 V4L2_MPEG_AUDIO_L1_BITRATE_224K = 6, 1000 V4L2_MPEG_AUDIO_L1_BITRATE_256K = 7, 1001 V4L2_MPEG_AUDIO_L1_BITRATE_288K = 8, 1002 V4L2_MPEG_AUDIO_L1_BITRATE_320K = 9, 1003 V4L2_MPEG_AUDIO_L1_BITRATE_352K = 10, 1004 V4L2_MPEG_AUDIO_L1_BITRATE_384K = 11, 1005 V4L2_MPEG_AUDIO_L1_BITRATE_416K = 12, 1006 V4L2_MPEG_AUDIO_L1_BITRATE_448K = 13, 1007 }; 1008 #define V4L2_CID_MPEG_AUDIO_L2_BITRATE (V4L2_CID_MPEG_BASE+103) 1009 enum v4l2_mpeg_audio_l2_bitrate { 1010 V4L2_MPEG_AUDIO_L2_BITRATE_32K = 0, 1011 V4L2_MPEG_AUDIO_L2_BITRATE_48K = 1, 1012 V4L2_MPEG_AUDIO_L2_BITRATE_56K = 2, 1013 V4L2_MPEG_AUDIO_L2_BITRATE_64K = 3, 1014 V4L2_MPEG_AUDIO_L2_BITRATE_80K = 4, 1015 V4L2_MPEG_AUDIO_L2_BITRATE_96K = 5, 1016 V4L2_MPEG_AUDIO_L2_BITRATE_112K = 6, 1017 V4L2_MPEG_AUDIO_L2_BITRATE_128K = 7, 1018 V4L2_MPEG_AUDIO_L2_BITRATE_160K = 8, 1019 V4L2_MPEG_AUDIO_L2_BITRATE_192K = 9, 1020 V4L2_MPEG_AUDIO_L2_BITRATE_224K = 10, 1021 V4L2_MPEG_AUDIO_L2_BITRATE_256K = 11, 1022 V4L2_MPEG_AUDIO_L2_BITRATE_320K = 12, 1023 V4L2_MPEG_AUDIO_L2_BITRATE_384K = 13, 1024 }; 1025 #define V4L2_CID_MPEG_AUDIO_L3_BITRATE (V4L2_CID_MPEG_BASE+104) 1026 enum v4l2_mpeg_audio_l3_bitrate { 1027 V4L2_MPEG_AUDIO_L3_BITRATE_32K = 0, 1028 V4L2_MPEG_AUDIO_L3_BITRATE_40K = 1, 1029 V4L2_MPEG_AUDIO_L3_BITRATE_48K = 2, 1030 V4L2_MPEG_AUDIO_L3_BITRATE_56K = 3, 1031 V4L2_MPEG_AUDIO_L3_BITRATE_64K = 4, 1032 V4L2_MPEG_AUDIO_L3_BITRATE_80K = 5, 1033 V4L2_MPEG_AUDIO_L3_BITRATE_96K = 6, 1034 V4L2_MPEG_AUDIO_L3_BITRATE_112K = 7, 1035 V4L2_MPEG_AUDIO_L3_BITRATE_128K = 8, 1036 V4L2_MPEG_AUDIO_L3_BITRATE_160K = 9, 1037 V4L2_MPEG_AUDIO_L3_BITRATE_192K = 10, 1038 V4L2_MPEG_AUDIO_L3_BITRATE_224K = 11, 1039 V4L2_MPEG_AUDIO_L3_BITRATE_256K = 12, 1040 V4L2_MPEG_AUDIO_L3_BITRATE_320K = 13, 1041 }; 1042 #define V4L2_CID_MPEG_AUDIO_MODE (V4L2_CID_MPEG_BASE+105) 1043 enum v4l2_mpeg_audio_mode { 1044 V4L2_MPEG_AUDIO_MODE_STEREO = 0, 1045 V4L2_MPEG_AUDIO_MODE_JOINT_STEREO = 1, 1046 V4L2_MPEG_AUDIO_MODE_DUAL = 2, 1047 V4L2_MPEG_AUDIO_MODE_MONO = 3, 1048 }; 1049 #define V4L2_CID_MPEG_AUDIO_MODE_EXTENSION (V4L2_CID_MPEG_BASE+106) 1050 enum v4l2_mpeg_audio_mode_extension { 1051 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4 = 0, 1052 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_8 = 1, 1053 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_12 = 2, 1054 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_16 = 3, 1055 }; 1056 #define V4L2_CID_MPEG_AUDIO_EMPHASIS (V4L2_CID_MPEG_BASE+107) 1057 enum v4l2_mpeg_audio_emphasis { 1058 V4L2_MPEG_AUDIO_EMPHASIS_NONE = 0, 1059 V4L2_MPEG_AUDIO_EMPHASIS_50_DIV_15_uS = 1, 1060 V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17 = 2, 1061 }; 1062 #define V4L2_CID_MPEG_AUDIO_CRC (V4L2_CID_MPEG_BASE+108) 1063 enum v4l2_mpeg_audio_crc { 1064 V4L2_MPEG_AUDIO_CRC_NONE = 0, 1065 V4L2_MPEG_AUDIO_CRC_CRC16 = 1, 1066 }; 1067 #define V4L2_CID_MPEG_AUDIO_MUTE (V4L2_CID_MPEG_BASE+109) 1068 1069 /* MPEG video */ 1070 #define V4L2_CID_MPEG_VIDEO_ENCODING (V4L2_CID_MPEG_BASE+200) 1071 enum v4l2_mpeg_video_encoding { 1072 V4L2_MPEG_VIDEO_ENCODING_MPEG_1 = 0, 1073 V4L2_MPEG_VIDEO_ENCODING_MPEG_2 = 1, 1074 }; 1075 #define V4L2_CID_MPEG_VIDEO_ASPECT (V4L2_CID_MPEG_BASE+201) 1076 enum v4l2_mpeg_video_aspect { 1077 V4L2_MPEG_VIDEO_ASPECT_1x1 = 0, 1078 V4L2_MPEG_VIDEO_ASPECT_4x3 = 1, 1079 V4L2_MPEG_VIDEO_ASPECT_16x9 = 2, 1080 V4L2_MPEG_VIDEO_ASPECT_221x100 = 3, 1081 }; 1082 #define V4L2_CID_MPEG_VIDEO_B_FRAMES (V4L2_CID_MPEG_BASE+202) 1083 #define V4L2_CID_MPEG_VIDEO_GOP_SIZE (V4L2_CID_MPEG_BASE+203) 1084 #define V4L2_CID_MPEG_VIDEO_GOP_CLOSURE (V4L2_CID_MPEG_BASE+204) 1085 #define V4L2_CID_MPEG_VIDEO_PULLDOWN (V4L2_CID_MPEG_BASE+205) 1086 #define V4L2_CID_MPEG_VIDEO_BITRATE_MODE (V4L2_CID_MPEG_BASE+206) 1087 enum v4l2_mpeg_video_bitrate_mode { 1088 V4L2_MPEG_VIDEO_BITRATE_MODE_VBR = 0, 1089 V4L2_MPEG_VIDEO_BITRATE_MODE_CBR = 1, 1090 }; 1091 #define V4L2_CID_MPEG_VIDEO_BITRATE (V4L2_CID_MPEG_BASE+207) 1092 #define V4L2_CID_MPEG_VIDEO_BITRATE_PEAK (V4L2_CID_MPEG_BASE+208) 1093 #define V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION (V4L2_CID_MPEG_BASE+209) 1094 #define V4L2_CID_MPEG_VIDEO_MUTE (V4L2_CID_MPEG_BASE+210) 1095 #define V4L2_CID_MPEG_VIDEO_MUTE_YUV (V4L2_CID_MPEG_BASE+211) 1096 1097 /* MPEG-class control IDs specific to the CX2584x driver as defined by V4L2 */ 1098 #define V4L2_CID_MPEG_CX2341X_BASE (V4L2_CTRL_CLASS_MPEG | 0x1000) 1099 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE (V4L2_CID_MPEG_CX2341X_BASE+0) 1100 enum v4l2_mpeg_cx2341x_video_spatial_filter_mode { 1101 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL = 0, 1102 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO = 1, 1103 }; 1104 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER (V4L2_CID_MPEG_CX2341X_BASE+1) 1105 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+2) 1106 enum v4l2_mpeg_cx2341x_video_luma_spatial_filter_type { 1107 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF = 0, 1108 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_HOR = 1, 1109 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_VERT = 2, 1110 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_HV_SEPARABLE = 3, 1111 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_SYM_NON_SEPARABLE = 4, 1112 }; 1113 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+3) 1114 enum v4l2_mpeg_cx2341x_video_chroma_spatial_filter_type { 1115 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF = 0, 1116 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR = 1, 1117 }; 1118 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE (V4L2_CID_MPEG_CX2341X_BASE+4) 1119 enum v4l2_mpeg_cx2341x_video_temporal_filter_mode { 1120 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL = 0, 1121 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO = 1, 1122 }; 1123 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER (V4L2_CID_MPEG_CX2341X_BASE+5) 1124 #define V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+6) 1125 enum v4l2_mpeg_cx2341x_video_median_filter_type { 1126 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF = 0, 1127 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR = 1, 1128 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_VERT = 2, 1129 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR_VERT = 3, 1130 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_DIAG = 4, 1131 }; 1132 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM (V4L2_CID_MPEG_CX2341X_BASE+7) 1133 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP (V4L2_CID_MPEG_CX2341X_BASE+8) 1134 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM (V4L2_CID_MPEG_CX2341X_BASE+9) 1135 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP (V4L2_CID_MPEG_CX2341X_BASE+10) 1136 #define V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS (V4L2_CID_MPEG_CX2341X_BASE+11) 1137 1138 /* 1139 * T U N I N G 1140 */ 1141 struct v4l2_tuner 1142 { 1143 __u32 index; 1144 __u8 name[32]; 1145 enum v4l2_tuner_type type; 1146 __u32 capability; 1147 __u32 rangelow; 1148 __u32 rangehigh; 1149 __u32 rxsubchans; 1150 __u32 audmode; 1151 __s32 signal; 1152 __s32 afc; 1153 __u32 reserved[4]; 1154 }; 1155 1156 struct v4l2_modulator 1157 { 1158 __u32 index; 1159 __u8 name[32]; 1160 __u32 capability; 1161 __u32 rangelow; 1162 __u32 rangehigh; 1163 __u32 txsubchans; 1164 __u32 reserved[4]; 1165 }; 1166 1167 /* Flags for the 'capability' field */ 1168 #define V4L2_TUNER_CAP_LOW 0x0001 1169 #define V4L2_TUNER_CAP_NORM 0x0002 1170 #define V4L2_TUNER_CAP_STEREO 0x0010 1171 #define V4L2_TUNER_CAP_LANG2 0x0020 1172 #define V4L2_TUNER_CAP_SAP 0x0020 1173 #define V4L2_TUNER_CAP_LANG1 0x0040 1174 1175 /* Flags for the 'rxsubchans' field */ 1176 #define V4L2_TUNER_SUB_MONO 0x0001 1177 #define V4L2_TUNER_SUB_STEREO 0x0002 1178 #define V4L2_TUNER_SUB_LANG2 0x0004 1179 #define V4L2_TUNER_SUB_SAP 0x0004 1180 #define V4L2_TUNER_SUB_LANG1 0x0008 1181 1182 /* Values for the 'audmode' field */ 1183 #define V4L2_TUNER_MODE_MONO 0x0000 1184 #define V4L2_TUNER_MODE_STEREO 0x0001 1185 #define V4L2_TUNER_MODE_LANG2 0x0002 1186 #define V4L2_TUNER_MODE_SAP 0x0002 1187 #define V4L2_TUNER_MODE_LANG1 0x0003 1188 #define V4L2_TUNER_MODE_LANG1_LANG2 0x0004 1189 1190 struct v4l2_frequency 1191 { 1192 __u32 tuner; 1193 enum v4l2_tuner_type type; 1194 __u32 frequency; 1195 __u32 reserved[8]; 1196 }; 1197 1198 /* 1199 * A U D I O 1200 */ 1201 struct v4l2_audio 1202 { 1203 __u32 index; 1204 __u8 name[32]; 1205 __u32 capability; 1206 __u32 mode; 1207 __u32 reserved[2]; 1208 }; 1209 1210 /* Flags for the 'capability' field */ 1211 #define V4L2_AUDCAP_STEREO 0x00001 1212 #define V4L2_AUDCAP_AVL 0x00002 1213 1214 /* Flags for the 'mode' field */ 1215 #define V4L2_AUDMODE_AVL 0x00001 1216 1217 struct v4l2_audioout 1218 { 1219 __u32 index; 1220 __u8 name[32]; 1221 __u32 capability; 1222 __u32 mode; 1223 __u32 reserved[2]; 1224 }; 1225 1226 /* 1227 * M P E G S E R V I C E S 1228 * 1229 * NOTE: EXPERIMENTAL API 1230 */ 1231 #if 1 1232 #define V4L2_ENC_IDX_FRAME_I (0) 1233 #define V4L2_ENC_IDX_FRAME_P (1) 1234 #define V4L2_ENC_IDX_FRAME_B (2) 1235 #define V4L2_ENC_IDX_FRAME_MASK (0xf) 1236 1237 struct v4l2_enc_idx_entry { 1238 __u64 offset; 1239 __u64 pts; 1240 __u32 length; 1241 __u32 flags; 1242 __u32 reserved[2]; 1243 }; 1244 1245 #define V4L2_ENC_IDX_ENTRIES (64) 1246 struct v4l2_enc_idx { 1247 __u32 entries; 1248 __u32 entries_cap; 1249 __u32 reserved[4]; 1250 struct v4l2_enc_idx_entry entry[V4L2_ENC_IDX_ENTRIES]; 1251 }; 1252 1253 1254 #define V4L2_ENC_CMD_START (0) 1255 #define V4L2_ENC_CMD_STOP (1) 1256 #define V4L2_ENC_CMD_PAUSE (2) 1257 #define V4L2_ENC_CMD_RESUME (3) 1258 1259 /* Flags for V4L2_ENC_CMD_STOP */ 1260 #define V4L2_ENC_CMD_STOP_AT_GOP_END (1 << 0) 1261 1262 struct v4l2_encoder_cmd { 1263 __u32 cmd; 1264 __u32 flags; 1265 union { 1266 struct { 1267 __u32 data[8]; 1268 } raw; 1269 }; 1270 }; 1271 1272 #endif 1273 1274 1275 /* 1276 * D A T A S E R V I C E S ( V B I ) 1277 * 1278 * Data services API by Michael Schimek 1279 */ 1280 1281 /* Raw VBI */ 1282 struct v4l2_vbi_format 1283 { 1284 __u32 sampling_rate; /* in 1 Hz */ 1285 __u32 offset; 1286 __u32 samples_per_line; 1287 __u32 sample_format; /* V4L2_PIX_FMT_* */ 1288 __s32 start[2]; 1289 __u32 count[2]; 1290 __u32 flags; /* V4L2_VBI_* */ 1291 __u32 reserved[2]; /* must be zero */ 1292 }; 1293 1294 /* VBI flags */ 1295 #define V4L2_VBI_UNSYNC (1<< 0) 1296 #define V4L2_VBI_INTERLACED (1<< 1) 1297 1298 /* Sliced VBI 1299 * 1300 * This implements is a proposal V4L2 API to allow SLICED VBI 1301 * required for some hardware encoders. It should change without 1302 * notice in the definitive implementation. 1303 */ 1304 1305 struct v4l2_sliced_vbi_format 1306 { 1307 __u16 service_set; 1308 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field 1309 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field 1310 (equals frame lines 313-336 for 625 line video 1311 standards, 263-286 for 525 line standards) */ 1312 __u16 service_lines[2][24]; 1313 __u32 io_size; 1314 __u32 reserved[2]; /* must be zero */ 1315 }; 1316 1317 /* Teletext World System Teletext 1318 (WST), defined on ITU-R BT.653-2 */ 1319 #define V4L2_SLICED_TELETEXT_B (0x0001) 1320 /* Video Program System, defined on ETS 300 231*/ 1321 #define V4L2_SLICED_VPS (0x0400) 1322 /* Closed Caption, defined on EIA-608 */ 1323 #define V4L2_SLICED_CAPTION_525 (0x1000) 1324 /* Wide Screen System, defined on ITU-R BT1119.1 */ 1325 #define V4L2_SLICED_WSS_625 (0x4000) 1326 1327 #define V4L2_SLICED_VBI_525 (V4L2_SLICED_CAPTION_525) 1328 #define V4L2_SLICED_VBI_625 (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625) 1329 1330 struct v4l2_sliced_vbi_cap 1331 { 1332 __u16 service_set; 1333 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field 1334 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field 1335 (equals frame lines 313-336 for 625 line video 1336 standards, 263-286 for 525 line standards) */ 1337 __u16 service_lines[2][24]; 1338 enum v4l2_buf_type type; 1339 __u32 reserved[3]; /* must be 0 */ 1340 }; 1341 1342 struct v4l2_sliced_vbi_data 1343 { 1344 __u32 id; 1345 __u32 field; /* 0: first field, 1: second field */ 1346 __u32 line; /* 1-23 */ 1347 __u32 reserved; /* must be 0 */ 1348 __u8 data[48]; 1349 }; 1350 1351 /* 1352 * A G G R E G A T E S T R U C T U R E S 1353 */ 1354 1355 /* Stream data format 1356 */ 1357 struct v4l2_format 1358 { 1359 enum v4l2_buf_type type; 1360 union 1361 { 1362 struct v4l2_pix_format pix; // V4L2_BUF_TYPE_VIDEO_CAPTURE 1363 struct v4l2_window win; // V4L2_BUF_TYPE_VIDEO_OVERLAY 1364 struct v4l2_vbi_format vbi; // V4L2_BUF_TYPE_VBI_CAPTURE 1365 struct v4l2_sliced_vbi_format sliced; // V4L2_BUF_TYPE_SLICED_VBI_CAPTURE 1366 __u8 raw_data[200]; // user-defined 1367 } fmt; 1368 }; 1369 1370 1371 /* Stream type-dependent parameters 1372 */ 1373 struct v4l2_streamparm 1374 { 1375 enum v4l2_buf_type type; 1376 union 1377 { 1378 struct v4l2_captureparm capture; 1379 struct v4l2_outputparm output; 1380 __u8 raw_data[200]; /* user-defined */ 1381 } parm; 1382 }; 1383 1384 /* 1385 * A D V A N C E D D E B U G G I N G 1386 * 1387 * NOTE: EXPERIMENTAL API 1388 */ 1389 1390 /* VIDIOC_DBG_G_REGISTER and VIDIOC_DBG_S_REGISTER */ 1391 1392 #define V4L2_CHIP_MATCH_HOST 0 /* Match against chip ID on host (0 for the host) */ 1393 #define V4L2_CHIP_MATCH_I2C_DRIVER 1 /* Match against I2C driver ID */ 1394 #define V4L2_CHIP_MATCH_I2C_ADDR 2 /* Match against I2C 7-bit address */ 1395 1396 struct v4l2_register { 1397 __u32 match_type; /* Match type */ 1398 __u32 match_chip; /* Match this chip, meaning determined by match_type */ 1399 __u64 reg; 1400 __u64 val; 1401 }; 1402 1403 /* VIDIOC_G_CHIP_IDENT */ 1404 struct v4l2_chip_ident { 1405 __u32 match_type; /* Match type */ 1406 __u32 match_chip; /* Match this chip, meaning determined by match_type */ 1407 __u32 ident; /* chip identifier as specified in <media/v4l2-chip-ident.h> */ 1408 __u32 revision; /* chip revision, chip specific */ 1409 }; 1410 1411 /* 1412 * 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 1413 * 1414 */ 1415 #define VIDIOC_QUERYCAP _IOR ('V', 0, struct v4l2_capability) 1416 #define VIDIOC_RESERVED _IO ('V', 1) 1417 #define VIDIOC_ENUM_FMT _IOWR ('V', 2, struct v4l2_fmtdesc) 1418 #define VIDIOC_G_FMT _IOWR ('V', 4, struct v4l2_format) 1419 #define VIDIOC_S_FMT _IOWR ('V', 5, struct v4l2_format) 1420 #ifdef __KERNEL__ 1421 #define VIDIOC_G_MPEGCOMP _IOR ('V', 6, struct v4l2_mpeg_compression) 1422 #define VIDIOC_S_MPEGCOMP _IOW ('V', 7, struct v4l2_mpeg_compression) 1423 #endif 1424 #define VIDIOC_REQBUFS _IOWR ('V', 8, struct v4l2_requestbuffers) 1425 #define VIDIOC_QUERYBUF _IOWR ('V', 9, struct v4l2_buffer) 1426 #define VIDIOC_G_FBUF _IOR ('V', 10, struct v4l2_framebuffer) 1427 #define VIDIOC_S_FBUF _IOW ('V', 11, struct v4l2_framebuffer) 1428 #define VIDIOC_OVERLAY _IOW ('V', 14, int) 1429 #define VIDIOC_QBUF _IOWR ('V', 15, struct v4l2_buffer) 1430 #define VIDIOC_DQBUF _IOWR ('V', 17, struct v4l2_buffer) 1431 #define VIDIOC_STREAMON _IOW ('V', 18, int) 1432 #define VIDIOC_STREAMOFF _IOW ('V', 19, int) 1433 #define VIDIOC_G_PARM _IOWR ('V', 21, struct v4l2_streamparm) 1434 #define VIDIOC_S_PARM _IOWR ('V', 22, struct v4l2_streamparm) 1435 #define VIDIOC_G_STD _IOR ('V', 23, v4l2_std_id) 1436 #define VIDIOC_S_STD _IOW ('V', 24, v4l2_std_id) 1437 #define VIDIOC_ENUMSTD _IOWR ('V', 25, struct v4l2_standard) 1438 #define VIDIOC_ENUMINPUT _IOWR ('V', 26, struct v4l2_input) 1439 #define VIDIOC_G_CTRL _IOWR ('V', 27, struct v4l2_control) 1440 #define VIDIOC_S_CTRL _IOWR ('V', 28, struct v4l2_control) 1441 #define VIDIOC_G_TUNER _IOWR ('V', 29, struct v4l2_tuner) 1442 #define VIDIOC_S_TUNER _IOW ('V', 30, struct v4l2_tuner) 1443 #define VIDIOC_G_AUDIO _IOR ('V', 33, struct v4l2_audio) 1444 #define VIDIOC_S_AUDIO _IOW ('V', 34, struct v4l2_audio) 1445 #define VIDIOC_QUERYCTRL _IOWR ('V', 36, struct v4l2_queryctrl) 1446 #define VIDIOC_QUERYMENU _IOWR ('V', 37, struct v4l2_querymenu) 1447 #define VIDIOC_G_INPUT _IOR ('V', 38, int) 1448 #define VIDIOC_S_INPUT _IOWR ('V', 39, int) 1449 #define VIDIOC_G_OUTPUT _IOR ('V', 46, int) 1450 #define VIDIOC_S_OUTPUT _IOWR ('V', 47, int) 1451 #define VIDIOC_ENUMOUTPUT _IOWR ('V', 48, struct v4l2_output) 1452 #define VIDIOC_G_AUDOUT _IOR ('V', 49, struct v4l2_audioout) 1453 #define VIDIOC_S_AUDOUT _IOW ('V', 50, struct v4l2_audioout) 1454 #define VIDIOC_G_MODULATOR _IOWR ('V', 54, struct v4l2_modulator) 1455 #define VIDIOC_S_MODULATOR _IOW ('V', 55, struct v4l2_modulator) 1456 #define VIDIOC_G_FREQUENCY _IOWR ('V', 56, struct v4l2_frequency) 1457 #define VIDIOC_S_FREQUENCY _IOW ('V', 57, struct v4l2_frequency) 1458 #define VIDIOC_CROPCAP _IOWR ('V', 58, struct v4l2_cropcap) 1459 #define VIDIOC_G_CROP _IOWR ('V', 59, struct v4l2_crop) 1460 #define VIDIOC_S_CROP _IOW ('V', 60, struct v4l2_crop) 1461 #define VIDIOC_G_JPEGCOMP _IOR ('V', 61, struct v4l2_jpegcompression) 1462 #define VIDIOC_S_JPEGCOMP _IOW ('V', 62, struct v4l2_jpegcompression) 1463 #define VIDIOC_QUERYSTD _IOR ('V', 63, v4l2_std_id) 1464 #define VIDIOC_TRY_FMT _IOWR ('V', 64, struct v4l2_format) 1465 #define VIDIOC_ENUMAUDIO _IOWR ('V', 65, struct v4l2_audio) 1466 #define VIDIOC_ENUMAUDOUT _IOWR ('V', 66, struct v4l2_audioout) 1467 #define VIDIOC_G_PRIORITY _IOR ('V', 67, enum v4l2_priority) 1468 #define VIDIOC_S_PRIORITY _IOW ('V', 68, enum v4l2_priority) 1469 #define VIDIOC_G_SLICED_VBI_CAP _IOWR ('V', 69, struct v4l2_sliced_vbi_cap) 1470 #define VIDIOC_LOG_STATUS _IO ('V', 70) 1471 #define VIDIOC_G_EXT_CTRLS _IOWR ('V', 71, struct v4l2_ext_controls) 1472 #define VIDIOC_S_EXT_CTRLS _IOWR ('V', 72, struct v4l2_ext_controls) 1473 #define VIDIOC_TRY_EXT_CTRLS _IOWR ('V', 73, struct v4l2_ext_controls) 1474 #if 1 1475 #define VIDIOC_ENUM_FRAMESIZES _IOWR ('V', 74, struct v4l2_frmsizeenum) 1476 #define VIDIOC_ENUM_FRAMEINTERVALS _IOWR ('V', 75, struct v4l2_frmivalenum) 1477 #define VIDIOC_G_ENC_INDEX _IOR ('V', 76, struct v4l2_enc_idx) 1478 #define VIDIOC_ENCODER_CMD _IOWR ('V', 77, struct v4l2_encoder_cmd) 1479 #define VIDIOC_TRY_ENCODER_CMD _IOWR ('V', 78, struct v4l2_encoder_cmd) 1480 1481 /* Experimental, only implemented if CONFIG_VIDEO_ADV_DEBUG is defined */ 1482 #define VIDIOC_DBG_S_REGISTER _IOW ('V', 79, struct v4l2_register) 1483 #define VIDIOC_DBG_G_REGISTER _IOWR ('V', 80, struct v4l2_register) 1484 1485 #define VIDIOC_G_CHIP_IDENT _IOWR ('V', 81, struct v4l2_chip_ident) 1486 #endif 1487 1488 #ifdef __OLD_VIDIOC_ 1489 /* for compatibility, will go away some day */ 1490 #define VIDIOC_OVERLAY_OLD _IOWR ('V', 14, int) 1491 #define VIDIOC_S_PARM_OLD _IOW ('V', 22, struct v4l2_streamparm) 1492 #define VIDIOC_S_CTRL_OLD _IOW ('V', 28, struct v4l2_control) 1493 #define VIDIOC_G_AUDIO_OLD _IOWR ('V', 33, struct v4l2_audio) 1494 #define VIDIOC_G_AUDOUT_OLD _IOWR ('V', 49, struct v4l2_audioout) 1495 #define VIDIOC_CROPCAP_OLD _IOR ('V', 58, struct v4l2_cropcap) 1496 #endif 1497 1498 #define BASE_VIDIOC_PRIVATE 192 /* 192-255 are private */ 1499 1500 #endif /* __LINUX_VIDEODEV2_H */ 1501 1502 /* 1503 * Local variables: 1504 * c-basic-offset: 8 1505 * End: 1506 */ 1507