1 /* 2 * Video for Linux Two 3 * 4 * Header file for v4l or V4L2 drivers and applications 5 * with public API. 6 * All kernel-specific stuff were moved to media/v4l2-dev.h, so 7 * no #if __KERNEL tests are allowed here 8 * 9 * See http://linuxtv.org for more info 10 * 11 * Author: Bill Dirks <[email protected]> 12 * Justin Schoeman 13 * et al. 14 */ 15 #ifndef __LINUX_VIDEODEV2_H 16 #define __LINUX_VIDEODEV2_H 17 #ifdef __KERNEL__ 18 #include <linux/time.h> /* need struct timeval */ 19 #include <linux/compiler.h> /* need __user */ 20 #else 21 #define __user 22 #endif 23 #include <linux/types.h> 24 25 /* 26 * Common stuff for both V4L1 and V4L2 27 * Moved from videodev.h 28 */ 29 #define VIDEO_MAX_FRAME 32 30 31 #define VID_TYPE_CAPTURE 1 /* Can capture */ 32 #define VID_TYPE_TUNER 2 /* Can tune */ 33 #define VID_TYPE_TELETEXT 4 /* Does teletext */ 34 #define VID_TYPE_OVERLAY 8 /* Overlay onto frame buffer */ 35 #define VID_TYPE_CHROMAKEY 16 /* Overlay by chromakey */ 36 #define VID_TYPE_CLIPPING 32 /* Can clip */ 37 #define VID_TYPE_FRAMERAM 64 /* Uses the frame buffer memory */ 38 #define VID_TYPE_SCALES 128 /* Scalable */ 39 #define VID_TYPE_MONOCHROME 256 /* Monochrome only */ 40 #define VID_TYPE_SUBCAPTURE 512 /* Can capture subareas of the image */ 41 #define VID_TYPE_MPEG_DECODER 1024 /* Can decode MPEG streams */ 42 #define VID_TYPE_MPEG_ENCODER 2048 /* Can encode MPEG streams */ 43 #define VID_TYPE_MJPEG_DECODER 4096 /* Can decode MJPEG streams */ 44 #define VID_TYPE_MJPEG_ENCODER 8192 /* Can encode MJPEG streams */ 45 46 /* 47 * M I S C E L L A N E O U S 48 */ 49 50 /* Four-character-code (FOURCC) */ 51 #define v4l2_fourcc(a,b,c,d)\ 52 (((__u32)(a)<<0)|((__u32)(b)<<8)|((__u32)(c)<<16)|((__u32)(d)<<24)) 53 54 /* 55 * E N U M S 56 */ 57 enum v4l2_field { 58 V4L2_FIELD_ANY = 0, /* driver can choose from none, 59 top, bottom, interlaced 60 depending on whatever it thinks 61 is approximate ... */ 62 V4L2_FIELD_NONE = 1, /* this device has no fields ... */ 63 V4L2_FIELD_TOP = 2, /* top field only */ 64 V4L2_FIELD_BOTTOM = 3, /* bottom field only */ 65 V4L2_FIELD_INTERLACED = 4, /* both fields interlaced */ 66 V4L2_FIELD_SEQ_TB = 5, /* both fields sequential into one 67 buffer, top-bottom order */ 68 V4L2_FIELD_SEQ_BT = 6, /* same as above + bottom-top order */ 69 V4L2_FIELD_ALTERNATE = 7, /* both fields alternating into 70 separate buffers */ 71 }; 72 #define V4L2_FIELD_HAS_TOP(field) \ 73 ((field) == V4L2_FIELD_TOP ||\ 74 (field) == V4L2_FIELD_INTERLACED ||\ 75 (field) == V4L2_FIELD_SEQ_TB ||\ 76 (field) == V4L2_FIELD_SEQ_BT) 77 #define V4L2_FIELD_HAS_BOTTOM(field) \ 78 ((field) == V4L2_FIELD_BOTTOM ||\ 79 (field) == V4L2_FIELD_INTERLACED ||\ 80 (field) == V4L2_FIELD_SEQ_TB ||\ 81 (field) == V4L2_FIELD_SEQ_BT) 82 #define V4L2_FIELD_HAS_BOTH(field) \ 83 ((field) == V4L2_FIELD_INTERLACED ||\ 84 (field) == V4L2_FIELD_SEQ_TB ||\ 85 (field) == V4L2_FIELD_SEQ_BT) 86 87 enum v4l2_buf_type { 88 V4L2_BUF_TYPE_VIDEO_CAPTURE = 1, 89 V4L2_BUF_TYPE_VIDEO_OUTPUT = 2, 90 V4L2_BUF_TYPE_VIDEO_OVERLAY = 3, 91 V4L2_BUF_TYPE_VBI_CAPTURE = 4, 92 V4L2_BUF_TYPE_VBI_OUTPUT = 5, 93 #if 1 94 /* Experimental Sliced VBI */ 95 V4L2_BUF_TYPE_SLICED_VBI_CAPTURE = 6, 96 V4L2_BUF_TYPE_SLICED_VBI_OUTPUT = 7, 97 #endif 98 V4L2_BUF_TYPE_PRIVATE = 0x80, 99 }; 100 101 enum v4l2_ctrl_type { 102 V4L2_CTRL_TYPE_INTEGER = 1, 103 V4L2_CTRL_TYPE_BOOLEAN = 2, 104 V4L2_CTRL_TYPE_MENU = 3, 105 V4L2_CTRL_TYPE_BUTTON = 4, 106 V4L2_CTRL_TYPE_INTEGER64 = 5, 107 V4L2_CTRL_TYPE_CTRL_CLASS = 6, 108 }; 109 110 enum v4l2_tuner_type { 111 V4L2_TUNER_RADIO = 1, 112 V4L2_TUNER_ANALOG_TV = 2, 113 V4L2_TUNER_DIGITAL_TV = 3, 114 }; 115 116 enum v4l2_memory { 117 V4L2_MEMORY_MMAP = 1, 118 V4L2_MEMORY_USERPTR = 2, 119 V4L2_MEMORY_OVERLAY = 3, 120 }; 121 122 /* see also http://vektor.theorem.ca/graphics/ycbcr/ */ 123 enum v4l2_colorspace { 124 /* ITU-R 601 -- broadcast NTSC/PAL */ 125 V4L2_COLORSPACE_SMPTE170M = 1, 126 127 /* 1125-Line (US) HDTV */ 128 V4L2_COLORSPACE_SMPTE240M = 2, 129 130 /* HD and modern captures. */ 131 V4L2_COLORSPACE_REC709 = 3, 132 133 /* broken BT878 extents (601, luma range 16-253 instead of 16-235) */ 134 V4L2_COLORSPACE_BT878 = 4, 135 136 /* These should be useful. Assume 601 extents. */ 137 V4L2_COLORSPACE_470_SYSTEM_M = 5, 138 V4L2_COLORSPACE_470_SYSTEM_BG = 6, 139 140 /* I know there will be cameras that send this. So, this is 141 * unspecified chromaticities and full 0-255 on each of the 142 * Y'CbCr components 143 */ 144 V4L2_COLORSPACE_JPEG = 7, 145 146 /* For RGB colourspaces, this is probably a good start. */ 147 V4L2_COLORSPACE_SRGB = 8, 148 }; 149 150 enum v4l2_priority { 151 V4L2_PRIORITY_UNSET = 0, /* not initialized */ 152 V4L2_PRIORITY_BACKGROUND = 1, 153 V4L2_PRIORITY_INTERACTIVE = 2, 154 V4L2_PRIORITY_RECORD = 3, 155 V4L2_PRIORITY_DEFAULT = V4L2_PRIORITY_INTERACTIVE, 156 }; 157 158 struct v4l2_rect { 159 __s32 left; 160 __s32 top; 161 __s32 width; 162 __s32 height; 163 }; 164 165 struct v4l2_fract { 166 __u32 numerator; 167 __u32 denominator; 168 }; 169 170 /* 171 * D R I V E R C A P A B I L I T I E S 172 */ 173 struct v4l2_capability 174 { 175 __u8 driver[16]; /* i.e. "bttv" */ 176 __u8 card[32]; /* i.e. "Hauppauge WinTV" */ 177 __u8 bus_info[32]; /* "PCI:" + pci_name(pci_dev) */ 178 __u32 version; /* should use KERNEL_VERSION() */ 179 __u32 capabilities; /* Device capabilities */ 180 __u32 reserved[4]; 181 }; 182 183 /* Values for 'capabilities' field */ 184 #define V4L2_CAP_VIDEO_CAPTURE 0x00000001 /* Is a video capture device */ 185 #define V4L2_CAP_VIDEO_OUTPUT 0x00000002 /* Is a video output device */ 186 #define V4L2_CAP_VIDEO_OVERLAY 0x00000004 /* Can do video overlay */ 187 #define V4L2_CAP_VBI_CAPTURE 0x00000010 /* Is a raw VBI capture device */ 188 #define V4L2_CAP_VBI_OUTPUT 0x00000020 /* Is a raw VBI output device */ 189 #if 1 190 #define V4L2_CAP_SLICED_VBI_CAPTURE 0x00000040 /* Is a sliced VBI capture device */ 191 #define V4L2_CAP_SLICED_VBI_OUTPUT 0x00000080 /* Is a sliced VBI output device */ 192 #endif 193 #define V4L2_CAP_RDS_CAPTURE 0x00000100 /* RDS data capture */ 194 195 #define V4L2_CAP_TUNER 0x00010000 /* has a tuner */ 196 #define V4L2_CAP_AUDIO 0x00020000 /* has audio support */ 197 #define V4L2_CAP_RADIO 0x00040000 /* is a radio device */ 198 199 #define V4L2_CAP_READWRITE 0x01000000 /* read/write systemcalls */ 200 #define V4L2_CAP_ASYNCIO 0x02000000 /* async I/O */ 201 #define V4L2_CAP_STREAMING 0x04000000 /* streaming I/O ioctls */ 202 203 /* 204 * V I D E O I M A G E F O R M A T 205 */ 206 struct v4l2_pix_format 207 { 208 __u32 width; 209 __u32 height; 210 __u32 pixelformat; 211 enum v4l2_field field; 212 __u32 bytesperline; /* for padding, zero if unused */ 213 __u32 sizeimage; 214 enum v4l2_colorspace colorspace; 215 __u32 priv; /* private data, depends on pixelformat */ 216 }; 217 218 /* Pixel format FOURCC depth Description */ 219 #define V4L2_PIX_FMT_RGB332 v4l2_fourcc('R','G','B','1') /* 8 RGB-3-3-2 */ 220 #define V4L2_PIX_FMT_RGB555 v4l2_fourcc('R','G','B','O') /* 16 RGB-5-5-5 */ 221 #define V4L2_PIX_FMT_RGB565 v4l2_fourcc('R','G','B','P') /* 16 RGB-5-6-5 */ 222 #define V4L2_PIX_FMT_RGB555X v4l2_fourcc('R','G','B','Q') /* 16 RGB-5-5-5 BE */ 223 #define V4L2_PIX_FMT_RGB565X v4l2_fourcc('R','G','B','R') /* 16 RGB-5-6-5 BE */ 224 #define V4L2_PIX_FMT_BGR24 v4l2_fourcc('B','G','R','3') /* 24 BGR-8-8-8 */ 225 #define V4L2_PIX_FMT_RGB24 v4l2_fourcc('R','G','B','3') /* 24 RGB-8-8-8 */ 226 #define V4L2_PIX_FMT_BGR32 v4l2_fourcc('B','G','R','4') /* 32 BGR-8-8-8-8 */ 227 #define V4L2_PIX_FMT_RGB32 v4l2_fourcc('R','G','B','4') /* 32 RGB-8-8-8-8 */ 228 #define V4L2_PIX_FMT_GREY v4l2_fourcc('G','R','E','Y') /* 8 Greyscale */ 229 #define V4L2_PIX_FMT_YVU410 v4l2_fourcc('Y','V','U','9') /* 9 YVU 4:1:0 */ 230 #define V4L2_PIX_FMT_YVU420 v4l2_fourcc('Y','V','1','2') /* 12 YVU 4:2:0 */ 231 #define V4L2_PIX_FMT_YUYV v4l2_fourcc('Y','U','Y','V') /* 16 YUV 4:2:2 */ 232 #define V4L2_PIX_FMT_UYVY v4l2_fourcc('U','Y','V','Y') /* 16 YUV 4:2:2 */ 233 #define V4L2_PIX_FMT_YUV422P v4l2_fourcc('4','2','2','P') /* 16 YVU422 planar */ 234 #define V4L2_PIX_FMT_YUV411P v4l2_fourcc('4','1','1','P') /* 16 YVU411 planar */ 235 #define V4L2_PIX_FMT_Y41P v4l2_fourcc('Y','4','1','P') /* 12 YUV 4:1:1 */ 236 237 /* two planes -- one Y, one Cr + Cb interleaved */ 238 #define V4L2_PIX_FMT_NV12 v4l2_fourcc('N','V','1','2') /* 12 Y/CbCr 4:2:0 */ 239 #define V4L2_PIX_FMT_NV21 v4l2_fourcc('N','V','2','1') /* 12 Y/CrCb 4:2:0 */ 240 241 /* The following formats are not defined in the V4L2 specification */ 242 #define V4L2_PIX_FMT_YUV410 v4l2_fourcc('Y','U','V','9') /* 9 YUV 4:1:0 */ 243 #define V4L2_PIX_FMT_YUV420 v4l2_fourcc('Y','U','1','2') /* 12 YUV 4:2:0 */ 244 #define V4L2_PIX_FMT_YYUV v4l2_fourcc('Y','Y','U','V') /* 16 YUV 4:2:2 */ 245 #define V4L2_PIX_FMT_HI240 v4l2_fourcc('H','I','2','4') /* 8 8-bit color */ 246 #define V4L2_PIX_FMT_HM12 v4l2_fourcc('H','M','1','2') /* 8 YUV 4:1:1 16x16 macroblocks */ 247 248 /* see http://www.siliconimaging.com/RGB%20Bayer.htm */ 249 #define V4L2_PIX_FMT_SBGGR8 v4l2_fourcc('B','A','8','1') /* 8 BGBG.. GRGR.. */ 250 251 /* compressed formats */ 252 #define V4L2_PIX_FMT_MJPEG v4l2_fourcc('M','J','P','G') /* Motion-JPEG */ 253 #define V4L2_PIX_FMT_JPEG v4l2_fourcc('J','P','E','G') /* JFIF JPEG */ 254 #define V4L2_PIX_FMT_DV v4l2_fourcc('d','v','s','d') /* 1394 */ 255 #define V4L2_PIX_FMT_MPEG v4l2_fourcc('M','P','E','G') /* MPEG-1/2/4 */ 256 257 /* Vendor-specific formats */ 258 #define V4L2_PIX_FMT_WNVA v4l2_fourcc('W','N','V','A') /* Winnov hw compress */ 259 #define V4L2_PIX_FMT_SN9C10X v4l2_fourcc('S','9','1','0') /* SN9C10x compression */ 260 #define V4L2_PIX_FMT_PWC1 v4l2_fourcc('P','W','C','1') /* pwc older webcam */ 261 #define V4L2_PIX_FMT_PWC2 v4l2_fourcc('P','W','C','2') /* pwc newer webcam */ 262 #define V4L2_PIX_FMT_ET61X251 v4l2_fourcc('E','6','2','5') /* ET61X251 compression */ 263 264 /* 265 * F O R M A T E N U M E R A T I O N 266 */ 267 struct v4l2_fmtdesc 268 { 269 __u32 index; /* Format number */ 270 enum v4l2_buf_type type; /* buffer type */ 271 __u32 flags; 272 __u8 description[32]; /* Description string */ 273 __u32 pixelformat; /* Format fourcc */ 274 __u32 reserved[4]; 275 }; 276 277 #define V4L2_FMT_FLAG_COMPRESSED 0x0001 278 279 /* 280 * T I M E C O D E 281 */ 282 struct v4l2_timecode 283 { 284 __u32 type; 285 __u32 flags; 286 __u8 frames; 287 __u8 seconds; 288 __u8 minutes; 289 __u8 hours; 290 __u8 userbits[4]; 291 }; 292 293 /* Type */ 294 #define V4L2_TC_TYPE_24FPS 1 295 #define V4L2_TC_TYPE_25FPS 2 296 #define V4L2_TC_TYPE_30FPS 3 297 #define V4L2_TC_TYPE_50FPS 4 298 #define V4L2_TC_TYPE_60FPS 5 299 300 /* Flags */ 301 #define V4L2_TC_FLAG_DROPFRAME 0x0001 /* "drop-frame" mode */ 302 #define V4L2_TC_FLAG_COLORFRAME 0x0002 303 #define V4L2_TC_USERBITS_field 0x000C 304 #define V4L2_TC_USERBITS_USERDEFINED 0x0000 305 #define V4L2_TC_USERBITS_8BITCHARS 0x0008 306 /* The above is based on SMPTE timecodes */ 307 308 #ifdef __KERNEL__ 309 /* 310 * 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 311 * 312 * ### WARNING: This experimental MPEG compression API is obsolete. 313 * ### It is replaced by the MPEG controls API. 314 * ### This old API will disappear in the near future! 315 * 316 */ 317 enum v4l2_bitrate_mode { 318 V4L2_BITRATE_NONE = 0, /* not specified */ 319 V4L2_BITRATE_CBR, /* constant bitrate */ 320 V4L2_BITRATE_VBR, /* variable bitrate */ 321 }; 322 struct v4l2_bitrate { 323 /* rates are specified in kbit/sec */ 324 enum v4l2_bitrate_mode mode; 325 __u32 min; 326 __u32 target; /* use this one for CBR */ 327 __u32 max; 328 }; 329 330 enum v4l2_mpeg_streamtype { 331 V4L2_MPEG_SS_1, /* MPEG-1 system stream */ 332 V4L2_MPEG_PS_2, /* MPEG-2 program stream */ 333 V4L2_MPEG_TS_2, /* MPEG-2 transport stream */ 334 V4L2_MPEG_PS_DVD, /* MPEG-2 program stream with DVD header fixups */ 335 }; 336 enum v4l2_mpeg_audiotype { 337 V4L2_MPEG_AU_2_I, /* MPEG-2 layer 1 */ 338 V4L2_MPEG_AU_2_II, /* MPEG-2 layer 2 */ 339 V4L2_MPEG_AU_2_III, /* MPEG-2 layer 3 */ 340 V4L2_MPEG_AC3, /* AC3 */ 341 V4L2_MPEG_LPCM, /* LPCM */ 342 }; 343 enum v4l2_mpeg_videotype { 344 V4L2_MPEG_VI_1, /* MPEG-1 */ 345 V4L2_MPEG_VI_2, /* MPEG-2 */ 346 }; 347 enum v4l2_mpeg_aspectratio { 348 V4L2_MPEG_ASPECT_SQUARE = 1, /* square pixel */ 349 V4L2_MPEG_ASPECT_4_3 = 2, /* 4 : 3 */ 350 V4L2_MPEG_ASPECT_16_9 = 3, /* 16 : 9 */ 351 V4L2_MPEG_ASPECT_1_221 = 4, /* 1 : 2,21 */ 352 }; 353 354 struct v4l2_mpeg_compression { 355 /* general */ 356 enum v4l2_mpeg_streamtype st_type; 357 struct v4l2_bitrate st_bitrate; 358 359 /* transport streams */ 360 __u16 ts_pid_pmt; 361 __u16 ts_pid_audio; 362 __u16 ts_pid_video; 363 __u16 ts_pid_pcr; 364 365 /* program stream */ 366 __u16 ps_size; 367 __u16 reserved_1; /* align */ 368 369 /* audio */ 370 enum v4l2_mpeg_audiotype au_type; 371 struct v4l2_bitrate au_bitrate; 372 __u32 au_sample_rate; 373 __u8 au_pesid; 374 __u8 reserved_2[3]; /* align */ 375 376 /* video */ 377 enum v4l2_mpeg_videotype vi_type; 378 enum v4l2_mpeg_aspectratio vi_aspect_ratio; 379 struct v4l2_bitrate vi_bitrate; 380 __u32 vi_frame_rate; 381 __u16 vi_frames_per_gop; 382 __u16 vi_bframes_count; 383 __u8 vi_pesid; 384 __u8 reserved_3[3]; /* align */ 385 386 /* misc flags */ 387 __u32 closed_gops:1; 388 __u32 pulldown:1; 389 __u32 reserved_4:30; /* align */ 390 391 /* I don't expect the above being perfect yet ;) */ 392 __u32 reserved_5[8]; 393 }; 394 #endif 395 396 struct v4l2_jpegcompression 397 { 398 int quality; 399 400 int APPn; /* Number of APP segment to be written, 401 * must be 0..15 */ 402 int APP_len; /* Length of data in JPEG APPn segment */ 403 char APP_data[60]; /* Data in the JPEG APPn segment. */ 404 405 int COM_len; /* Length of data in JPEG COM segment */ 406 char COM_data[60]; /* Data in JPEG COM segment */ 407 408 __u32 jpeg_markers; /* Which markers should go into the JPEG 409 * output. Unless you exactly know what 410 * you do, leave them untouched. 411 * Inluding less markers will make the 412 * resulting code smaller, but there will 413 * be fewer aplications which can read it. 414 * The presence of the APP and COM marker 415 * is influenced by APP_len and COM_len 416 * ONLY, not by this property! */ 417 418 #define V4L2_JPEG_MARKER_DHT (1<<3) /* Define Huffman Tables */ 419 #define V4L2_JPEG_MARKER_DQT (1<<4) /* Define Quantization Tables */ 420 #define V4L2_JPEG_MARKER_DRI (1<<5) /* Define Restart Interval */ 421 #define V4L2_JPEG_MARKER_COM (1<<6) /* Comment segment */ 422 #define V4L2_JPEG_MARKER_APP (1<<7) /* App segment, driver will 423 * allways use APP0 */ 424 }; 425 426 /* 427 * M E M O R Y - M A P P I N G B U F F E R S 428 */ 429 struct v4l2_requestbuffers 430 { 431 __u32 count; 432 enum v4l2_buf_type type; 433 enum v4l2_memory memory; 434 __u32 reserved[2]; 435 }; 436 437 struct v4l2_buffer 438 { 439 __u32 index; 440 enum v4l2_buf_type type; 441 __u32 bytesused; 442 __u32 flags; 443 enum v4l2_field field; 444 struct timeval timestamp; 445 struct v4l2_timecode timecode; 446 __u32 sequence; 447 448 /* memory location */ 449 enum v4l2_memory memory; 450 union { 451 __u32 offset; 452 unsigned long userptr; 453 } m; 454 __u32 length; 455 __u32 input; 456 __u32 reserved; 457 }; 458 459 /* Flags for 'flags' field */ 460 #define V4L2_BUF_FLAG_MAPPED 0x0001 /* Buffer is mapped (flag) */ 461 #define V4L2_BUF_FLAG_QUEUED 0x0002 /* Buffer is queued for processing */ 462 #define V4L2_BUF_FLAG_DONE 0x0004 /* Buffer is ready */ 463 #define V4L2_BUF_FLAG_KEYFRAME 0x0008 /* Image is a keyframe (I-frame) */ 464 #define V4L2_BUF_FLAG_PFRAME 0x0010 /* Image is a P-frame */ 465 #define V4L2_BUF_FLAG_BFRAME 0x0020 /* Image is a B-frame */ 466 #define V4L2_BUF_FLAG_TIMECODE 0x0100 /* timecode field is valid */ 467 #define V4L2_BUF_FLAG_INPUT 0x0200 /* input field is valid */ 468 469 /* 470 * O V E R L A Y P R E V I E W 471 */ 472 struct v4l2_framebuffer 473 { 474 __u32 capability; 475 __u32 flags; 476 /* FIXME: in theory we should pass something like PCI device + memory 477 * region + offset instead of some physical address */ 478 void* base; 479 struct v4l2_pix_format fmt; 480 }; 481 /* Flags for the 'capability' field. Read only */ 482 #define V4L2_FBUF_CAP_EXTERNOVERLAY 0x0001 483 #define V4L2_FBUF_CAP_CHROMAKEY 0x0002 484 #define V4L2_FBUF_CAP_LIST_CLIPPING 0x0004 485 #define V4L2_FBUF_CAP_BITMAP_CLIPPING 0x0008 486 /* Flags for the 'flags' field. */ 487 #define V4L2_FBUF_FLAG_PRIMARY 0x0001 488 #define V4L2_FBUF_FLAG_OVERLAY 0x0002 489 #define V4L2_FBUF_FLAG_CHROMAKEY 0x0004 490 491 struct v4l2_clip 492 { 493 struct v4l2_rect c; 494 struct v4l2_clip __user *next; 495 }; 496 497 struct v4l2_window 498 { 499 struct v4l2_rect w; 500 enum v4l2_field field; 501 __u32 chromakey; 502 struct v4l2_clip __user *clips; 503 __u32 clipcount; 504 void __user *bitmap; 505 }; 506 507 /* 508 * C A P T U R E P A R A M E T E R S 509 */ 510 struct v4l2_captureparm 511 { 512 __u32 capability; /* Supported modes */ 513 __u32 capturemode; /* Current mode */ 514 struct v4l2_fract timeperframe; /* Time per frame in .1us units */ 515 __u32 extendedmode; /* Driver-specific extensions */ 516 __u32 readbuffers; /* # of buffers for read */ 517 __u32 reserved[4]; 518 }; 519 520 /* Flags for 'capability' and 'capturemode' fields */ 521 #define V4L2_MODE_HIGHQUALITY 0x0001 /* High quality imaging mode */ 522 #define V4L2_CAP_TIMEPERFRAME 0x1000 /* timeperframe field is supported */ 523 524 struct v4l2_outputparm 525 { 526 __u32 capability; /* Supported modes */ 527 __u32 outputmode; /* Current mode */ 528 struct v4l2_fract timeperframe; /* Time per frame in seconds */ 529 __u32 extendedmode; /* Driver-specific extensions */ 530 __u32 writebuffers; /* # of buffers for write */ 531 __u32 reserved[4]; 532 }; 533 534 /* 535 * I N P U T I M A G E C R O P P I N G 536 */ 537 struct v4l2_cropcap { 538 enum v4l2_buf_type type; 539 struct v4l2_rect bounds; 540 struct v4l2_rect defrect; 541 struct v4l2_fract pixelaspect; 542 }; 543 544 struct v4l2_crop { 545 enum v4l2_buf_type type; 546 struct v4l2_rect c; 547 }; 548 549 /* 550 * A N A L O G V I D E O S T A N D A R D 551 */ 552 553 typedef __u64 v4l2_std_id; 554 555 /* one bit for each */ 556 #define V4L2_STD_PAL_B ((v4l2_std_id)0x00000001) 557 #define V4L2_STD_PAL_B1 ((v4l2_std_id)0x00000002) 558 #define V4L2_STD_PAL_G ((v4l2_std_id)0x00000004) 559 #define V4L2_STD_PAL_H ((v4l2_std_id)0x00000008) 560 #define V4L2_STD_PAL_I ((v4l2_std_id)0x00000010) 561 #define V4L2_STD_PAL_D ((v4l2_std_id)0x00000020) 562 #define V4L2_STD_PAL_D1 ((v4l2_std_id)0x00000040) 563 #define V4L2_STD_PAL_K ((v4l2_std_id)0x00000080) 564 565 #define V4L2_STD_PAL_M ((v4l2_std_id)0x00000100) 566 #define V4L2_STD_PAL_N ((v4l2_std_id)0x00000200) 567 #define V4L2_STD_PAL_Nc ((v4l2_std_id)0x00000400) 568 #define V4L2_STD_PAL_60 ((v4l2_std_id)0x00000800) 569 570 #define V4L2_STD_NTSC_M ((v4l2_std_id)0x00001000) 571 #define V4L2_STD_NTSC_M_JP ((v4l2_std_id)0x00002000) 572 #define V4L2_STD_NTSC_443 ((v4l2_std_id)0x00004000) 573 #define V4L2_STD_NTSC_M_KR ((v4l2_std_id)0x00008000) 574 575 #define V4L2_STD_SECAM_B ((v4l2_std_id)0x00010000) 576 #define V4L2_STD_SECAM_D ((v4l2_std_id)0x00020000) 577 #define V4L2_STD_SECAM_G ((v4l2_std_id)0x00040000) 578 #define V4L2_STD_SECAM_H ((v4l2_std_id)0x00080000) 579 #define V4L2_STD_SECAM_K ((v4l2_std_id)0x00100000) 580 #define V4L2_STD_SECAM_K1 ((v4l2_std_id)0x00200000) 581 #define V4L2_STD_SECAM_L ((v4l2_std_id)0x00400000) 582 #define V4L2_STD_SECAM_LC ((v4l2_std_id)0x00800000) 583 584 /* ATSC/HDTV */ 585 #define V4L2_STD_ATSC_8_VSB ((v4l2_std_id)0x01000000) 586 #define V4L2_STD_ATSC_16_VSB ((v4l2_std_id)0x02000000) 587 588 /* some merged standards */ 589 #define V4L2_STD_MN (V4L2_STD_PAL_M|V4L2_STD_PAL_N|V4L2_STD_PAL_Nc|V4L2_STD_NTSC) 590 #define V4L2_STD_B (V4L2_STD_PAL_B|V4L2_STD_PAL_B1|V4L2_STD_SECAM_B) 591 #define V4L2_STD_GH (V4L2_STD_PAL_G|V4L2_STD_PAL_H|V4L2_STD_SECAM_G|V4L2_STD_SECAM_H) 592 #define V4L2_STD_DK (V4L2_STD_PAL_DK|V4L2_STD_SECAM_DK) 593 594 /* some common needed stuff */ 595 #define V4L2_STD_PAL_BG (V4L2_STD_PAL_B |\ 596 V4L2_STD_PAL_B1 |\ 597 V4L2_STD_PAL_G) 598 #define V4L2_STD_PAL_DK (V4L2_STD_PAL_D |\ 599 V4L2_STD_PAL_D1 |\ 600 V4L2_STD_PAL_K) 601 #define V4L2_STD_PAL (V4L2_STD_PAL_BG |\ 602 V4L2_STD_PAL_DK |\ 603 V4L2_STD_PAL_H |\ 604 V4L2_STD_PAL_I) 605 #define V4L2_STD_NTSC (V4L2_STD_NTSC_M |\ 606 V4L2_STD_NTSC_M_JP |\ 607 V4L2_STD_NTSC_M_KR) 608 #define V4L2_STD_SECAM_DK (V4L2_STD_SECAM_D |\ 609 V4L2_STD_SECAM_K |\ 610 V4L2_STD_SECAM_K1) 611 #define V4L2_STD_SECAM (V4L2_STD_SECAM_B |\ 612 V4L2_STD_SECAM_G |\ 613 V4L2_STD_SECAM_H |\ 614 V4L2_STD_SECAM_DK |\ 615 V4L2_STD_SECAM_L |\ 616 V4L2_STD_SECAM_LC) 617 618 #define V4L2_STD_525_60 (V4L2_STD_PAL_M |\ 619 V4L2_STD_PAL_60 |\ 620 V4L2_STD_NTSC |\ 621 V4L2_STD_NTSC_443) 622 #define V4L2_STD_625_50 (V4L2_STD_PAL |\ 623 V4L2_STD_PAL_N |\ 624 V4L2_STD_PAL_Nc |\ 625 V4L2_STD_SECAM) 626 #define V4L2_STD_ATSC (V4L2_STD_ATSC_8_VSB |\ 627 V4L2_STD_ATSC_16_VSB) 628 629 #define V4L2_STD_UNKNOWN 0 630 #define V4L2_STD_ALL (V4L2_STD_525_60 |\ 631 V4L2_STD_625_50) 632 633 struct v4l2_standard 634 { 635 __u32 index; 636 v4l2_std_id id; 637 __u8 name[24]; 638 struct v4l2_fract frameperiod; /* Frames, not fields */ 639 __u32 framelines; 640 __u32 reserved[4]; 641 }; 642 643 /* 644 * V I D E O I N P U T S 645 */ 646 struct v4l2_input 647 { 648 __u32 index; /* Which input */ 649 __u8 name[32]; /* Label */ 650 __u32 type; /* Type of input */ 651 __u32 audioset; /* Associated audios (bitfield) */ 652 __u32 tuner; /* Associated tuner */ 653 v4l2_std_id std; 654 __u32 status; 655 __u32 reserved[4]; 656 }; 657 658 /* Values for the 'type' field */ 659 #define V4L2_INPUT_TYPE_TUNER 1 660 #define V4L2_INPUT_TYPE_CAMERA 2 661 662 /* field 'status' - general */ 663 #define V4L2_IN_ST_NO_POWER 0x00000001 /* Attached device is off */ 664 #define V4L2_IN_ST_NO_SIGNAL 0x00000002 665 #define V4L2_IN_ST_NO_COLOR 0x00000004 666 667 /* field 'status' - analog */ 668 #define V4L2_IN_ST_NO_H_LOCK 0x00000100 /* No horizontal sync lock */ 669 #define V4L2_IN_ST_COLOR_KILL 0x00000200 /* Color killer is active */ 670 671 /* field 'status' - digital */ 672 #define V4L2_IN_ST_NO_SYNC 0x00010000 /* No synchronization lock */ 673 #define V4L2_IN_ST_NO_EQU 0x00020000 /* No equalizer lock */ 674 #define V4L2_IN_ST_NO_CARRIER 0x00040000 /* Carrier recovery failed */ 675 676 /* field 'status' - VCR and set-top box */ 677 #define V4L2_IN_ST_MACROVISION 0x01000000 /* Macrovision detected */ 678 #define V4L2_IN_ST_NO_ACCESS 0x02000000 /* Conditional access denied */ 679 #define V4L2_IN_ST_VTR 0x04000000 /* VTR time constant */ 680 681 /* 682 * V I D E O O U T P U T S 683 */ 684 struct v4l2_output 685 { 686 __u32 index; /* Which output */ 687 __u8 name[32]; /* Label */ 688 __u32 type; /* Type of output */ 689 __u32 audioset; /* Associated audios (bitfield) */ 690 __u32 modulator; /* Associated modulator */ 691 v4l2_std_id std; 692 __u32 reserved[4]; 693 }; 694 /* Values for the 'type' field */ 695 #define V4L2_OUTPUT_TYPE_MODULATOR 1 696 #define V4L2_OUTPUT_TYPE_ANALOG 2 697 #define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY 3 698 699 /* 700 * C O N T R O L S 701 */ 702 struct v4l2_control 703 { 704 __u32 id; 705 __s32 value; 706 }; 707 708 struct v4l2_ext_control 709 { 710 __u32 id; 711 __u32 reserved2[2]; 712 union { 713 __s32 value; 714 __s64 value64; 715 void *reserved; 716 }; 717 } __attribute__ ((packed)); 718 719 struct v4l2_ext_controls 720 { 721 __u32 ctrl_class; 722 __u32 count; 723 __u32 error_idx; 724 __u32 reserved[2]; 725 struct v4l2_ext_control *controls; 726 }; 727 728 /* Values for ctrl_class field */ 729 #define V4L2_CTRL_CLASS_USER 0x00980000 /* Old-style 'user' controls */ 730 #define V4L2_CTRL_CLASS_MPEG 0x00990000 /* MPEG-compression controls */ 731 732 #define V4L2_CTRL_ID_MASK (0x0fffffff) 733 #define V4L2_CTRL_ID2CLASS(id) ((id) & 0x0fff0000UL) 734 #define V4L2_CTRL_DRIVER_PRIV(id) (((id) & 0xffff) >= 0x1000) 735 736 /* Used in the VIDIOC_QUERYCTRL ioctl for querying controls */ 737 struct v4l2_queryctrl 738 { 739 __u32 id; 740 enum v4l2_ctrl_type type; 741 __u8 name[32]; /* Whatever */ 742 __s32 minimum; /* Note signedness */ 743 __s32 maximum; 744 __s32 step; 745 __s32 default_value; 746 __u32 flags; 747 __u32 reserved[2]; 748 }; 749 750 /* Used in the VIDIOC_QUERYMENU ioctl for querying menu items */ 751 struct v4l2_querymenu 752 { 753 __u32 id; 754 __u32 index; 755 __u8 name[32]; /* Whatever */ 756 __u32 reserved; 757 }; 758 759 /* Control flags */ 760 #define V4L2_CTRL_FLAG_DISABLED 0x0001 761 #define V4L2_CTRL_FLAG_GRABBED 0x0002 762 #define V4L2_CTRL_FLAG_READ_ONLY 0x0004 763 #define V4L2_CTRL_FLAG_UPDATE 0x0008 764 #define V4L2_CTRL_FLAG_INACTIVE 0x0010 765 #define V4L2_CTRL_FLAG_SLIDER 0x0020 766 767 /* Query flag, to be ORed with the control ID */ 768 #define V4L2_CTRL_FLAG_NEXT_CTRL 0x80000000 769 770 /* User-class control IDs defined by V4L2 */ 771 #define V4L2_CID_BASE (V4L2_CTRL_CLASS_USER | 0x900) 772 #define V4L2_CID_USER_BASE V4L2_CID_BASE 773 /* IDs reserved for driver specific controls */ 774 #define V4L2_CID_PRIVATE_BASE 0x08000000 775 776 #define V4L2_CID_USER_CLASS (V4L2_CTRL_CLASS_USER | 1) 777 #define V4L2_CID_BRIGHTNESS (V4L2_CID_BASE+0) 778 #define V4L2_CID_CONTRAST (V4L2_CID_BASE+1) 779 #define V4L2_CID_SATURATION (V4L2_CID_BASE+2) 780 #define V4L2_CID_HUE (V4L2_CID_BASE+3) 781 #define V4L2_CID_AUDIO_VOLUME (V4L2_CID_BASE+5) 782 #define V4L2_CID_AUDIO_BALANCE (V4L2_CID_BASE+6) 783 #define V4L2_CID_AUDIO_BASS (V4L2_CID_BASE+7) 784 #define V4L2_CID_AUDIO_TREBLE (V4L2_CID_BASE+8) 785 #define V4L2_CID_AUDIO_MUTE (V4L2_CID_BASE+9) 786 #define V4L2_CID_AUDIO_LOUDNESS (V4L2_CID_BASE+10) 787 #define V4L2_CID_BLACK_LEVEL (V4L2_CID_BASE+11) 788 #define V4L2_CID_AUTO_WHITE_BALANCE (V4L2_CID_BASE+12) 789 #define V4L2_CID_DO_WHITE_BALANCE (V4L2_CID_BASE+13) 790 #define V4L2_CID_RED_BALANCE (V4L2_CID_BASE+14) 791 #define V4L2_CID_BLUE_BALANCE (V4L2_CID_BASE+15) 792 #define V4L2_CID_GAMMA (V4L2_CID_BASE+16) 793 #define V4L2_CID_WHITENESS (V4L2_CID_GAMMA) /* ? Not sure */ 794 #define V4L2_CID_EXPOSURE (V4L2_CID_BASE+17) 795 #define V4L2_CID_AUTOGAIN (V4L2_CID_BASE+18) 796 #define V4L2_CID_GAIN (V4L2_CID_BASE+19) 797 #define V4L2_CID_HFLIP (V4L2_CID_BASE+20) 798 #define V4L2_CID_VFLIP (V4L2_CID_BASE+21) 799 #define V4L2_CID_HCENTER (V4L2_CID_BASE+22) 800 #define V4L2_CID_VCENTER (V4L2_CID_BASE+23) 801 #define V4L2_CID_LASTP1 (V4L2_CID_BASE+24) /* last CID + 1 */ 802 803 /* MPEG-class control IDs defined by V4L2 */ 804 #define V4L2_CID_MPEG_BASE (V4L2_CTRL_CLASS_MPEG | 0x900) 805 #define V4L2_CID_MPEG_CLASS (V4L2_CTRL_CLASS_MPEG | 1) 806 807 /* MPEG streams */ 808 #define V4L2_CID_MPEG_STREAM_TYPE (V4L2_CID_MPEG_BASE+0) 809 enum v4l2_mpeg_stream_type { 810 V4L2_MPEG_STREAM_TYPE_MPEG2_PS = 0, /* MPEG-2 program stream */ 811 V4L2_MPEG_STREAM_TYPE_MPEG2_TS = 1, /* MPEG-2 transport stream */ 812 V4L2_MPEG_STREAM_TYPE_MPEG1_SS = 2, /* MPEG-1 system stream */ 813 V4L2_MPEG_STREAM_TYPE_MPEG2_DVD = 3, /* MPEG-2 DVD-compatible stream */ 814 V4L2_MPEG_STREAM_TYPE_MPEG1_VCD = 4, /* MPEG-1 VCD-compatible stream */ 815 V4L2_MPEG_STREAM_TYPE_MPEG2_SVCD = 5, /* MPEG-2 SVCD-compatible stream */ 816 }; 817 #define V4L2_CID_MPEG_STREAM_PID_PMT (V4L2_CID_MPEG_BASE+1) 818 #define V4L2_CID_MPEG_STREAM_PID_AUDIO (V4L2_CID_MPEG_BASE+2) 819 #define V4L2_CID_MPEG_STREAM_PID_VIDEO (V4L2_CID_MPEG_BASE+3) 820 #define V4L2_CID_MPEG_STREAM_PID_PCR (V4L2_CID_MPEG_BASE+4) 821 #define V4L2_CID_MPEG_STREAM_PES_ID_AUDIO (V4L2_CID_MPEG_BASE+5) 822 #define V4L2_CID_MPEG_STREAM_PES_ID_VIDEO (V4L2_CID_MPEG_BASE+6) 823 #define V4L2_CID_MPEG_STREAM_VBI_FMT (V4L2_CID_MPEG_BASE+7) 824 enum v4l2_mpeg_stream_vbi_fmt { 825 V4L2_MPEG_STREAM_VBI_FMT_NONE = 0, /* No VBI in the MPEG stream */ 826 V4L2_MPEG_STREAM_VBI_FMT_IVTV = 1, /* VBI in private packets, IVTV format */ 827 }; 828 829 /* MPEG audio */ 830 #define V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ (V4L2_CID_MPEG_BASE+100) 831 enum v4l2_mpeg_audio_sampling_freq { 832 V4L2_MPEG_AUDIO_SAMPLING_FREQ_44100 = 0, 833 V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000 = 1, 834 V4L2_MPEG_AUDIO_SAMPLING_FREQ_32000 = 2, 835 }; 836 #define V4L2_CID_MPEG_AUDIO_ENCODING (V4L2_CID_MPEG_BASE+101) 837 enum v4l2_mpeg_audio_encoding { 838 V4L2_MPEG_AUDIO_ENCODING_LAYER_1 = 0, 839 V4L2_MPEG_AUDIO_ENCODING_LAYER_2 = 1, 840 V4L2_MPEG_AUDIO_ENCODING_LAYER_3 = 2, 841 }; 842 #define V4L2_CID_MPEG_AUDIO_L1_BITRATE (V4L2_CID_MPEG_BASE+102) 843 enum v4l2_mpeg_audio_l1_bitrate { 844 V4L2_MPEG_AUDIO_L1_BITRATE_32K = 0, 845 V4L2_MPEG_AUDIO_L1_BITRATE_64K = 1, 846 V4L2_MPEG_AUDIO_L1_BITRATE_96K = 2, 847 V4L2_MPEG_AUDIO_L1_BITRATE_128K = 3, 848 V4L2_MPEG_AUDIO_L1_BITRATE_160K = 4, 849 V4L2_MPEG_AUDIO_L1_BITRATE_192K = 5, 850 V4L2_MPEG_AUDIO_L1_BITRATE_224K = 6, 851 V4L2_MPEG_AUDIO_L1_BITRATE_256K = 7, 852 V4L2_MPEG_AUDIO_L1_BITRATE_288K = 8, 853 V4L2_MPEG_AUDIO_L1_BITRATE_320K = 9, 854 V4L2_MPEG_AUDIO_L1_BITRATE_352K = 10, 855 V4L2_MPEG_AUDIO_L1_BITRATE_384K = 11, 856 V4L2_MPEG_AUDIO_L1_BITRATE_416K = 12, 857 V4L2_MPEG_AUDIO_L1_BITRATE_448K = 13, 858 }; 859 #define V4L2_CID_MPEG_AUDIO_L2_BITRATE (V4L2_CID_MPEG_BASE+103) 860 enum v4l2_mpeg_audio_l2_bitrate { 861 V4L2_MPEG_AUDIO_L2_BITRATE_32K = 0, 862 V4L2_MPEG_AUDIO_L2_BITRATE_48K = 1, 863 V4L2_MPEG_AUDIO_L2_BITRATE_56K = 2, 864 V4L2_MPEG_AUDIO_L2_BITRATE_64K = 3, 865 V4L2_MPEG_AUDIO_L2_BITRATE_80K = 4, 866 V4L2_MPEG_AUDIO_L2_BITRATE_96K = 5, 867 V4L2_MPEG_AUDIO_L2_BITRATE_112K = 6, 868 V4L2_MPEG_AUDIO_L2_BITRATE_128K = 7, 869 V4L2_MPEG_AUDIO_L2_BITRATE_160K = 8, 870 V4L2_MPEG_AUDIO_L2_BITRATE_192K = 9, 871 V4L2_MPEG_AUDIO_L2_BITRATE_224K = 10, 872 V4L2_MPEG_AUDIO_L2_BITRATE_256K = 11, 873 V4L2_MPEG_AUDIO_L2_BITRATE_320K = 12, 874 V4L2_MPEG_AUDIO_L2_BITRATE_384K = 13, 875 }; 876 #define V4L2_CID_MPEG_AUDIO_L3_BITRATE (V4L2_CID_MPEG_BASE+104) 877 enum v4l2_mpeg_audio_l3_bitrate { 878 V4L2_MPEG_AUDIO_L3_BITRATE_32K = 0, 879 V4L2_MPEG_AUDIO_L3_BITRATE_40K = 1, 880 V4L2_MPEG_AUDIO_L3_BITRATE_48K = 2, 881 V4L2_MPEG_AUDIO_L3_BITRATE_56K = 3, 882 V4L2_MPEG_AUDIO_L3_BITRATE_64K = 4, 883 V4L2_MPEG_AUDIO_L3_BITRATE_80K = 5, 884 V4L2_MPEG_AUDIO_L3_BITRATE_96K = 6, 885 V4L2_MPEG_AUDIO_L3_BITRATE_112K = 7, 886 V4L2_MPEG_AUDIO_L3_BITRATE_128K = 8, 887 V4L2_MPEG_AUDIO_L3_BITRATE_160K = 9, 888 V4L2_MPEG_AUDIO_L3_BITRATE_192K = 10, 889 V4L2_MPEG_AUDIO_L3_BITRATE_224K = 11, 890 V4L2_MPEG_AUDIO_L3_BITRATE_256K = 12, 891 V4L2_MPEG_AUDIO_L3_BITRATE_320K = 13, 892 }; 893 #define V4L2_CID_MPEG_AUDIO_MODE (V4L2_CID_MPEG_BASE+105) 894 enum v4l2_mpeg_audio_mode { 895 V4L2_MPEG_AUDIO_MODE_STEREO = 0, 896 V4L2_MPEG_AUDIO_MODE_JOINT_STEREO = 1, 897 V4L2_MPEG_AUDIO_MODE_DUAL = 2, 898 V4L2_MPEG_AUDIO_MODE_MONO = 3, 899 }; 900 #define V4L2_CID_MPEG_AUDIO_MODE_EXTENSION (V4L2_CID_MPEG_BASE+106) 901 enum v4l2_mpeg_audio_mode_extension { 902 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4 = 0, 903 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_8 = 1, 904 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_12 = 2, 905 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_16 = 3, 906 }; 907 #define V4L2_CID_MPEG_AUDIO_EMPHASIS (V4L2_CID_MPEG_BASE+107) 908 enum v4l2_mpeg_audio_emphasis { 909 V4L2_MPEG_AUDIO_EMPHASIS_NONE = 0, 910 V4L2_MPEG_AUDIO_EMPHASIS_50_DIV_15_uS = 1, 911 V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17 = 2, 912 }; 913 #define V4L2_CID_MPEG_AUDIO_CRC (V4L2_CID_MPEG_BASE+108) 914 enum v4l2_mpeg_audio_crc { 915 V4L2_MPEG_AUDIO_CRC_NONE = 0, 916 V4L2_MPEG_AUDIO_CRC_CRC16 = 1, 917 }; 918 919 /* MPEG video */ 920 #define V4L2_CID_MPEG_VIDEO_ENCODING (V4L2_CID_MPEG_BASE+200) 921 enum v4l2_mpeg_video_encoding { 922 V4L2_MPEG_VIDEO_ENCODING_MPEG_1 = 0, 923 V4L2_MPEG_VIDEO_ENCODING_MPEG_2 = 1, 924 }; 925 #define V4L2_CID_MPEG_VIDEO_ASPECT (V4L2_CID_MPEG_BASE+201) 926 enum v4l2_mpeg_video_aspect { 927 V4L2_MPEG_VIDEO_ASPECT_1x1 = 0, 928 V4L2_MPEG_VIDEO_ASPECT_4x3 = 1, 929 V4L2_MPEG_VIDEO_ASPECT_16x9 = 2, 930 V4L2_MPEG_VIDEO_ASPECT_221x100 = 3, 931 }; 932 #define V4L2_CID_MPEG_VIDEO_B_FRAMES (V4L2_CID_MPEG_BASE+202) 933 #define V4L2_CID_MPEG_VIDEO_GOP_SIZE (V4L2_CID_MPEG_BASE+203) 934 #define V4L2_CID_MPEG_VIDEO_GOP_CLOSURE (V4L2_CID_MPEG_BASE+204) 935 #define V4L2_CID_MPEG_VIDEO_PULLDOWN (V4L2_CID_MPEG_BASE+205) 936 #define V4L2_CID_MPEG_VIDEO_BITRATE_MODE (V4L2_CID_MPEG_BASE+206) 937 enum v4l2_mpeg_video_bitrate_mode { 938 V4L2_MPEG_VIDEO_BITRATE_MODE_VBR = 0, 939 V4L2_MPEG_VIDEO_BITRATE_MODE_CBR = 1, 940 }; 941 #define V4L2_CID_MPEG_VIDEO_BITRATE (V4L2_CID_MPEG_BASE+207) 942 #define V4L2_CID_MPEG_VIDEO_BITRATE_PEAK (V4L2_CID_MPEG_BASE+208) 943 #define V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION (V4L2_CID_MPEG_BASE+209) 944 945 /* MPEG-class control IDs specific to the CX2584x driver as defined by V4L2 */ 946 #define V4L2_CID_MPEG_CX2341X_BASE (V4L2_CTRL_CLASS_MPEG | 0x1000) 947 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE (V4L2_CID_MPEG_CX2341X_BASE+0) 948 enum v4l2_mpeg_cx2341x_video_spatial_filter_mode { 949 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL = 0, 950 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO = 1, 951 }; 952 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER (V4L2_CID_MPEG_CX2341X_BASE+1) 953 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+2) 954 enum v4l2_mpeg_cx2341x_video_luma_spatial_filter_type { 955 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF = 0, 956 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_HOR = 1, 957 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_VERT = 2, 958 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_HV_SEPARABLE = 3, 959 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_SYM_NON_SEPARABLE = 4, 960 }; 961 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+3) 962 enum v4l2_mpeg_cx2341x_video_chroma_spatial_filter_type { 963 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF = 0, 964 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR = 1, 965 }; 966 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE (V4L2_CID_MPEG_CX2341X_BASE+4) 967 enum v4l2_mpeg_cx2341x_video_temporal_filter_mode { 968 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL = 0, 969 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO = 1, 970 }; 971 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER (V4L2_CID_MPEG_CX2341X_BASE+5) 972 #define V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+6) 973 enum v4l2_mpeg_cx2341x_video_median_filter_type { 974 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF = 0, 975 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR = 1, 976 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_VERT = 2, 977 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR_VERT = 3, 978 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_DIAG = 4, 979 }; 980 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM (V4L2_CID_MPEG_CX2341X_BASE+7) 981 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP (V4L2_CID_MPEG_CX2341X_BASE+8) 982 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM (V4L2_CID_MPEG_CX2341X_BASE+9) 983 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP (V4L2_CID_MPEG_CX2341X_BASE+10) 984 985 /* 986 * T U N I N G 987 */ 988 struct v4l2_tuner 989 { 990 __u32 index; 991 __u8 name[32]; 992 enum v4l2_tuner_type type; 993 __u32 capability; 994 __u32 rangelow; 995 __u32 rangehigh; 996 __u32 rxsubchans; 997 __u32 audmode; 998 __s32 signal; 999 __s32 afc; 1000 __u32 reserved[4]; 1001 }; 1002 1003 struct v4l2_modulator 1004 { 1005 __u32 index; 1006 __u8 name[32]; 1007 __u32 capability; 1008 __u32 rangelow; 1009 __u32 rangehigh; 1010 __u32 txsubchans; 1011 __u32 reserved[4]; 1012 }; 1013 1014 /* Flags for the 'capability' field */ 1015 #define V4L2_TUNER_CAP_LOW 0x0001 1016 #define V4L2_TUNER_CAP_NORM 0x0002 1017 #define V4L2_TUNER_CAP_STEREO 0x0010 1018 #define V4L2_TUNER_CAP_LANG2 0x0020 1019 #define V4L2_TUNER_CAP_SAP 0x0020 1020 #define V4L2_TUNER_CAP_LANG1 0x0040 1021 1022 /* Flags for the 'rxsubchans' field */ 1023 #define V4L2_TUNER_SUB_MONO 0x0001 1024 #define V4L2_TUNER_SUB_STEREO 0x0002 1025 #define V4L2_TUNER_SUB_LANG2 0x0004 1026 #define V4L2_TUNER_SUB_SAP 0x0004 1027 #define V4L2_TUNER_SUB_LANG1 0x0008 1028 1029 /* Values for the 'audmode' field */ 1030 #define V4L2_TUNER_MODE_MONO 0x0000 1031 #define V4L2_TUNER_MODE_STEREO 0x0001 1032 #define V4L2_TUNER_MODE_LANG2 0x0002 1033 #define V4L2_TUNER_MODE_SAP 0x0002 1034 #define V4L2_TUNER_MODE_LANG1 0x0003 1035 #define V4L2_TUNER_MODE_LANG1_LANG2 0x0004 1036 1037 struct v4l2_frequency 1038 { 1039 __u32 tuner; 1040 enum v4l2_tuner_type type; 1041 __u32 frequency; 1042 __u32 reserved[8]; 1043 }; 1044 1045 /* 1046 * A U D I O 1047 */ 1048 struct v4l2_audio 1049 { 1050 __u32 index; 1051 __u8 name[32]; 1052 __u32 capability; 1053 __u32 mode; 1054 __u32 reserved[2]; 1055 }; 1056 1057 /* Flags for the 'capability' field */ 1058 #define V4L2_AUDCAP_STEREO 0x00001 1059 #define V4L2_AUDCAP_AVL 0x00002 1060 1061 /* Flags for the 'mode' field */ 1062 #define V4L2_AUDMODE_AVL 0x00001 1063 1064 struct v4l2_audioout 1065 { 1066 __u32 index; 1067 __u8 name[32]; 1068 __u32 capability; 1069 __u32 mode; 1070 __u32 reserved[2]; 1071 }; 1072 1073 /* 1074 * D A T A S E R V I C E S ( V B I ) 1075 * 1076 * Data services API by Michael Schimek 1077 */ 1078 1079 /* Raw VBI */ 1080 struct v4l2_vbi_format 1081 { 1082 __u32 sampling_rate; /* in 1 Hz */ 1083 __u32 offset; 1084 __u32 samples_per_line; 1085 __u32 sample_format; /* V4L2_PIX_FMT_* */ 1086 __s32 start[2]; 1087 __u32 count[2]; 1088 __u32 flags; /* V4L2_VBI_* */ 1089 __u32 reserved[2]; /* must be zero */ 1090 }; 1091 1092 /* VBI flags */ 1093 #define V4L2_VBI_UNSYNC (1<< 0) 1094 #define V4L2_VBI_INTERLACED (1<< 1) 1095 1096 #if 1 1097 /* Sliced VBI 1098 * 1099 * This implements is a proposal V4L2 API to allow SLICED VBI 1100 * required for some hardware encoders. It should change without 1101 * notice in the definitive implementation. 1102 */ 1103 1104 struct v4l2_sliced_vbi_format 1105 { 1106 __u16 service_set; 1107 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field 1108 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field 1109 (equals frame lines 313-336 for 625 line video 1110 standards, 263-286 for 525 line standards) */ 1111 __u16 service_lines[2][24]; 1112 __u32 io_size; 1113 __u32 reserved[2]; /* must be zero */ 1114 }; 1115 1116 /* Teletext World System Teletext 1117 (WST), defined on ITU-R BT.653-2 */ 1118 #define V4L2_SLICED_TELETEXT_B (0x0001) 1119 /* Video Program System, defined on ETS 300 231*/ 1120 #define V4L2_SLICED_VPS (0x0400) 1121 /* Closed Caption, defined on EIA-608 */ 1122 #define V4L2_SLICED_CAPTION_525 (0x1000) 1123 /* Wide Screen System, defined on ITU-R BT1119.1 */ 1124 #define V4L2_SLICED_WSS_625 (0x4000) 1125 1126 #define V4L2_SLICED_VBI_525 (V4L2_SLICED_CAPTION_525) 1127 #define V4L2_SLICED_VBI_625 (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625) 1128 1129 1130 struct v4l2_sliced_vbi_cap 1131 { 1132 __u16 service_set; 1133 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field 1134 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field 1135 (equals frame lines 313-336 for 625 line video 1136 standards, 263-286 for 525 line standards) */ 1137 __u16 service_lines[2][24]; 1138 __u32 reserved[4]; /* must be 0 */ 1139 }; 1140 1141 struct v4l2_sliced_vbi_data 1142 { 1143 __u32 id; 1144 __u32 field; /* 0: first field, 1: second field */ 1145 __u32 line; /* 1-23 */ 1146 __u32 reserved; /* must be 0 */ 1147 __u8 data[48]; 1148 }; 1149 #endif 1150 1151 /* 1152 * A G G R E G A T E S T R U C T U R E S 1153 */ 1154 1155 /* Stream data format 1156 */ 1157 struct v4l2_format 1158 { 1159 enum v4l2_buf_type type; 1160 union 1161 { 1162 struct v4l2_pix_format pix; // V4L2_BUF_TYPE_VIDEO_CAPTURE 1163 struct v4l2_window win; // V4L2_BUF_TYPE_VIDEO_OVERLAY 1164 struct v4l2_vbi_format vbi; // V4L2_BUF_TYPE_VBI_CAPTURE 1165 #if 1 1166 struct v4l2_sliced_vbi_format sliced; // V4L2_BUF_TYPE_SLICED_VBI_CAPTURE 1167 #endif 1168 __u8 raw_data[200]; // user-defined 1169 } fmt; 1170 }; 1171 1172 1173 /* Stream type-dependent parameters 1174 */ 1175 struct v4l2_streamparm 1176 { 1177 enum v4l2_buf_type type; 1178 union 1179 { 1180 struct v4l2_captureparm capture; 1181 struct v4l2_outputparm output; 1182 __u8 raw_data[200]; /* user-defined */ 1183 } parm; 1184 }; 1185 1186 /* 1187 * 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 1188 * 1189 */ 1190 #define VIDIOC_QUERYCAP _IOR ('V', 0, struct v4l2_capability) 1191 #define VIDIOC_RESERVED _IO ('V', 1) 1192 #define VIDIOC_ENUM_FMT _IOWR ('V', 2, struct v4l2_fmtdesc) 1193 #define VIDIOC_G_FMT _IOWR ('V', 4, struct v4l2_format) 1194 #define VIDIOC_S_FMT _IOWR ('V', 5, struct v4l2_format) 1195 #ifdef __KERNEL__ 1196 #define VIDIOC_G_MPEGCOMP _IOR ('V', 6, struct v4l2_mpeg_compression) 1197 #define VIDIOC_S_MPEGCOMP _IOW ('V', 7, struct v4l2_mpeg_compression) 1198 #endif 1199 #define VIDIOC_REQBUFS _IOWR ('V', 8, struct v4l2_requestbuffers) 1200 #define VIDIOC_QUERYBUF _IOWR ('V', 9, struct v4l2_buffer) 1201 #define VIDIOC_G_FBUF _IOR ('V', 10, struct v4l2_framebuffer) 1202 #define VIDIOC_S_FBUF _IOW ('V', 11, struct v4l2_framebuffer) 1203 #define VIDIOC_OVERLAY _IOW ('V', 14, int) 1204 #define VIDIOC_QBUF _IOWR ('V', 15, struct v4l2_buffer) 1205 #define VIDIOC_DQBUF _IOWR ('V', 17, struct v4l2_buffer) 1206 #define VIDIOC_STREAMON _IOW ('V', 18, int) 1207 #define VIDIOC_STREAMOFF _IOW ('V', 19, int) 1208 #define VIDIOC_G_PARM _IOWR ('V', 21, struct v4l2_streamparm) 1209 #define VIDIOC_S_PARM _IOWR ('V', 22, struct v4l2_streamparm) 1210 #define VIDIOC_G_STD _IOR ('V', 23, v4l2_std_id) 1211 #define VIDIOC_S_STD _IOW ('V', 24, v4l2_std_id) 1212 #define VIDIOC_ENUMSTD _IOWR ('V', 25, struct v4l2_standard) 1213 #define VIDIOC_ENUMINPUT _IOWR ('V', 26, struct v4l2_input) 1214 #define VIDIOC_G_CTRL _IOWR ('V', 27, struct v4l2_control) 1215 #define VIDIOC_S_CTRL _IOWR ('V', 28, struct v4l2_control) 1216 #define VIDIOC_G_TUNER _IOWR ('V', 29, struct v4l2_tuner) 1217 #define VIDIOC_S_TUNER _IOW ('V', 30, struct v4l2_tuner) 1218 #define VIDIOC_G_AUDIO _IOR ('V', 33, struct v4l2_audio) 1219 #define VIDIOC_S_AUDIO _IOW ('V', 34, struct v4l2_audio) 1220 #define VIDIOC_QUERYCTRL _IOWR ('V', 36, struct v4l2_queryctrl) 1221 #define VIDIOC_QUERYMENU _IOWR ('V', 37, struct v4l2_querymenu) 1222 #define VIDIOC_G_INPUT _IOR ('V', 38, int) 1223 #define VIDIOC_S_INPUT _IOWR ('V', 39, int) 1224 #define VIDIOC_G_OUTPUT _IOR ('V', 46, int) 1225 #define VIDIOC_S_OUTPUT _IOWR ('V', 47, int) 1226 #define VIDIOC_ENUMOUTPUT _IOWR ('V', 48, struct v4l2_output) 1227 #define VIDIOC_G_AUDOUT _IOR ('V', 49, struct v4l2_audioout) 1228 #define VIDIOC_S_AUDOUT _IOW ('V', 50, struct v4l2_audioout) 1229 #define VIDIOC_G_MODULATOR _IOWR ('V', 54, struct v4l2_modulator) 1230 #define VIDIOC_S_MODULATOR _IOW ('V', 55, struct v4l2_modulator) 1231 #define VIDIOC_G_FREQUENCY _IOWR ('V', 56, struct v4l2_frequency) 1232 #define VIDIOC_S_FREQUENCY _IOW ('V', 57, struct v4l2_frequency) 1233 #define VIDIOC_CROPCAP _IOWR ('V', 58, struct v4l2_cropcap) 1234 #define VIDIOC_G_CROP _IOWR ('V', 59, struct v4l2_crop) 1235 #define VIDIOC_S_CROP _IOW ('V', 60, struct v4l2_crop) 1236 #define VIDIOC_G_JPEGCOMP _IOR ('V', 61, struct v4l2_jpegcompression) 1237 #define VIDIOC_S_JPEGCOMP _IOW ('V', 62, struct v4l2_jpegcompression) 1238 #define VIDIOC_QUERYSTD _IOR ('V', 63, v4l2_std_id) 1239 #define VIDIOC_TRY_FMT _IOWR ('V', 64, struct v4l2_format) 1240 #define VIDIOC_ENUMAUDIO _IOWR ('V', 65, struct v4l2_audio) 1241 #define VIDIOC_ENUMAUDOUT _IOWR ('V', 66, struct v4l2_audioout) 1242 #define VIDIOC_G_PRIORITY _IOR ('V', 67, enum v4l2_priority) 1243 #define VIDIOC_S_PRIORITY _IOW ('V', 68, enum v4l2_priority) 1244 #if 1 1245 #define VIDIOC_G_SLICED_VBI_CAP _IOR ('V', 69, struct v4l2_sliced_vbi_cap) 1246 #endif 1247 #define VIDIOC_LOG_STATUS _IO ('V', 70) 1248 #define VIDIOC_G_EXT_CTRLS _IOWR ('V', 71, struct v4l2_ext_controls) 1249 #define VIDIOC_S_EXT_CTRLS _IOWR ('V', 72, struct v4l2_ext_controls) 1250 #define VIDIOC_TRY_EXT_CTRLS _IOWR ('V', 73, struct v4l2_ext_controls) 1251 1252 #ifdef __OLD_VIDIOC_ 1253 /* for compatibility, will go away some day */ 1254 #define VIDIOC_OVERLAY_OLD _IOWR ('V', 14, int) 1255 #define VIDIOC_S_PARM_OLD _IOW ('V', 22, struct v4l2_streamparm) 1256 #define VIDIOC_S_CTRL_OLD _IOW ('V', 28, struct v4l2_control) 1257 #define VIDIOC_G_AUDIO_OLD _IOWR ('V', 33, struct v4l2_audio) 1258 #define VIDIOC_G_AUDOUT_OLD _IOWR ('V', 49, struct v4l2_audioout) 1259 #define VIDIOC_CROPCAP_OLD _IOR ('V', 58, struct v4l2_cropcap) 1260 #endif 1261 1262 #define BASE_VIDIOC_PRIVATE 192 /* 192-255 are private */ 1263 1264 #endif /* __LINUX_VIDEODEV2_H */ 1265 1266 /* 1267 * Local variables: 1268 * c-basic-offset: 8 1269 * End: 1270 */ 1271