Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | #ifndef __LINUX_VIDEODEV2_H |
| 2 | #define __LINUX_VIDEODEV2_H |
| 3 | /* |
| 4 | * Video for Linux Two |
| 5 | * |
| 6 | * Header file for v4l or V4L2 drivers and applications, for |
| 7 | * Linux kernels 2.2.x or 2.4.x. |
| 8 | * |
| 9 | * See http://bytesex.org/v4l/ for API specs and other |
| 10 | * v4l2 documentation. |
| 11 | * |
| 12 | * Author: Bill Dirks <bdirks@pacbell.net> |
| 13 | * Justin Schoeman |
| 14 | * et al. |
| 15 | */ |
| 16 | #ifdef __KERNEL__ |
| 17 | #include <linux/time.h> /* need struct timeval */ |
| 18 | #endif |
| 19 | #include <linux/compiler.h> /* need __user */ |
| 20 | |
| 21 | /* |
| 22 | * M I S C E L L A N E O U S |
| 23 | */ |
| 24 | |
| 25 | /* Four-character-code (FOURCC) */ |
| 26 | #define v4l2_fourcc(a,b,c,d)\ |
| 27 | (((__u32)(a)<<0)|((__u32)(b)<<8)|((__u32)(c)<<16)|((__u32)(d)<<24)) |
| 28 | |
| 29 | /* |
| 30 | * E N U M S |
| 31 | */ |
| 32 | enum v4l2_field { |
| 33 | V4L2_FIELD_ANY = 0, /* driver can choose from none, |
| 34 | top, bottom, interlaced |
| 35 | depending on whatever it thinks |
| 36 | is approximate ... */ |
| 37 | V4L2_FIELD_NONE = 1, /* this device has no fields ... */ |
| 38 | V4L2_FIELD_TOP = 2, /* top field only */ |
| 39 | V4L2_FIELD_BOTTOM = 3, /* bottom field only */ |
| 40 | V4L2_FIELD_INTERLACED = 4, /* both fields interlaced */ |
| 41 | V4L2_FIELD_SEQ_TB = 5, /* both fields sequential into one |
| 42 | buffer, top-bottom order */ |
| 43 | V4L2_FIELD_SEQ_BT = 6, /* same as above + bottom-top order */ |
| 44 | V4L2_FIELD_ALTERNATE = 7, /* both fields alternating into |
| 45 | separate buffers */ |
| 46 | }; |
| 47 | #define V4L2_FIELD_HAS_TOP(field) \ |
| 48 | ((field) == V4L2_FIELD_TOP ||\ |
| 49 | (field) == V4L2_FIELD_INTERLACED ||\ |
| 50 | (field) == V4L2_FIELD_SEQ_TB ||\ |
| 51 | (field) == V4L2_FIELD_SEQ_BT) |
| 52 | #define V4L2_FIELD_HAS_BOTTOM(field) \ |
| 53 | ((field) == V4L2_FIELD_BOTTOM ||\ |
| 54 | (field) == V4L2_FIELD_INTERLACED ||\ |
| 55 | (field) == V4L2_FIELD_SEQ_TB ||\ |
| 56 | (field) == V4L2_FIELD_SEQ_BT) |
| 57 | #define V4L2_FIELD_HAS_BOTH(field) \ |
| 58 | ((field) == V4L2_FIELD_INTERLACED ||\ |
| 59 | (field) == V4L2_FIELD_SEQ_TB ||\ |
| 60 | (field) == V4L2_FIELD_SEQ_BT) |
| 61 | |
| 62 | enum v4l2_buf_type { |
Mauro Carvalho Chehab | 9db4550 | 2005-09-13 01:25:40 -0700 | [diff] [blame] | 63 | V4L2_BUF_TYPE_VIDEO_CAPTURE = 1, |
| 64 | V4L2_BUF_TYPE_VIDEO_OUTPUT = 2, |
| 65 | V4L2_BUF_TYPE_VIDEO_OVERLAY = 3, |
| 66 | V4L2_BUF_TYPE_VBI_CAPTURE = 4, |
| 67 | V4L2_BUF_TYPE_VBI_OUTPUT = 5, |
| 68 | #if 1 |
| 69 | /* Experimental Sliced VBI */ |
| 70 | V4L2_BUF_TYPE_SLICED_VBI_CAPTURE = 6, |
| 71 | V4L2_BUF_TYPE_SLICED_VBI_OUTPUT = 7, |
| 72 | #endif |
| 73 | V4L2_BUF_TYPE_PRIVATE = 0x80, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 74 | }; |
| 75 | |
| 76 | enum v4l2_ctrl_type { |
| 77 | V4L2_CTRL_TYPE_INTEGER = 1, |
| 78 | V4L2_CTRL_TYPE_BOOLEAN = 2, |
| 79 | V4L2_CTRL_TYPE_MENU = 3, |
| 80 | V4L2_CTRL_TYPE_BUTTON = 4, |
| 81 | }; |
| 82 | |
| 83 | enum v4l2_tuner_type { |
| 84 | V4L2_TUNER_RADIO = 1, |
| 85 | V4L2_TUNER_ANALOG_TV = 2, |
| 86 | V4L2_TUNER_DIGITAL_TV = 3, |
| 87 | }; |
| 88 | |
| 89 | enum v4l2_memory { |
| 90 | V4L2_MEMORY_MMAP = 1, |
| 91 | V4L2_MEMORY_USERPTR = 2, |
| 92 | V4L2_MEMORY_OVERLAY = 3, |
| 93 | }; |
| 94 | |
| 95 | /* see also http://vektor.theorem.ca/graphics/ycbcr/ */ |
| 96 | enum v4l2_colorspace { |
| 97 | /* ITU-R 601 -- broadcast NTSC/PAL */ |
| 98 | V4L2_COLORSPACE_SMPTE170M = 1, |
| 99 | |
| 100 | /* 1125-Line (US) HDTV */ |
| 101 | V4L2_COLORSPACE_SMPTE240M = 2, |
| 102 | |
| 103 | /* HD and modern captures. */ |
| 104 | V4L2_COLORSPACE_REC709 = 3, |
| 105 | |
| 106 | /* broken BT878 extents (601, luma range 16-253 instead of 16-235) */ |
| 107 | V4L2_COLORSPACE_BT878 = 4, |
| 108 | |
| 109 | /* These should be useful. Assume 601 extents. */ |
| 110 | V4L2_COLORSPACE_470_SYSTEM_M = 5, |
| 111 | V4L2_COLORSPACE_470_SYSTEM_BG = 6, |
| 112 | |
| 113 | /* I know there will be cameras that send this. So, this is |
| 114 | * unspecified chromaticities and full 0-255 on each of the |
| 115 | * Y'CbCr components |
| 116 | */ |
| 117 | V4L2_COLORSPACE_JPEG = 7, |
| 118 | |
| 119 | /* For RGB colourspaces, this is probably a good start. */ |
| 120 | V4L2_COLORSPACE_SRGB = 8, |
| 121 | }; |
| 122 | |
| 123 | enum v4l2_priority { |
| 124 | V4L2_PRIORITY_UNSET = 0, /* not initialized */ |
| 125 | V4L2_PRIORITY_BACKGROUND = 1, |
| 126 | V4L2_PRIORITY_INTERACTIVE = 2, |
| 127 | V4L2_PRIORITY_RECORD = 3, |
| 128 | V4L2_PRIORITY_DEFAULT = V4L2_PRIORITY_INTERACTIVE, |
| 129 | }; |
| 130 | |
| 131 | struct v4l2_rect { |
| 132 | __s32 left; |
| 133 | __s32 top; |
| 134 | __s32 width; |
| 135 | __s32 height; |
| 136 | }; |
| 137 | |
| 138 | struct v4l2_fract { |
| 139 | __u32 numerator; |
| 140 | __u32 denominator; |
| 141 | }; |
| 142 | |
| 143 | /* |
| 144 | * D R I V E R C A P A B I L I T I E S |
| 145 | */ |
| 146 | struct v4l2_capability |
| 147 | { |
| 148 | __u8 driver[16]; /* i.e. "bttv" */ |
| 149 | __u8 card[32]; /* i.e. "Hauppauge WinTV" */ |
| 150 | __u8 bus_info[32]; /* "PCI:" + pci_name(pci_dev) */ |
| 151 | __u32 version; /* should use KERNEL_VERSION() */ |
| 152 | __u32 capabilities; /* Device capabilities */ |
| 153 | __u32 reserved[4]; |
| 154 | }; |
| 155 | |
| 156 | /* Values for 'capabilities' field */ |
Mauro Carvalho Chehab | 9db4550 | 2005-09-13 01:25:40 -0700 | [diff] [blame] | 157 | #define V4L2_CAP_VIDEO_CAPTURE 0x00000001 /* Is a video capture device */ |
| 158 | #define V4L2_CAP_VIDEO_OUTPUT 0x00000002 /* Is a video output device */ |
| 159 | #define V4L2_CAP_VIDEO_OVERLAY 0x00000004 /* Can do video overlay */ |
| 160 | #define V4L2_CAP_VBI_CAPTURE 0x00000010 /* Is a raw VBI capture device */ |
| 161 | #define V4L2_CAP_VBI_OUTPUT 0x00000020 /* Is a raw VBI output device */ |
| 162 | #if 1 |
| 163 | #define V4L2_CAP_SLICED_VBI_CAPTURE 0x00000040 /* Is a sliced VBI capture device */ |
| 164 | #define V4L2_CAP_SLICED_VBI_OUTPUT 0x00000080 /* Is a sliced VBI output device */ |
| 165 | #endif |
| 166 | #define V4L2_CAP_RDS_CAPTURE 0x00000100 /* RDS data capture */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 167 | |
Mauro Carvalho Chehab | 9db4550 | 2005-09-13 01:25:40 -0700 | [diff] [blame] | 168 | #define V4L2_CAP_TUNER 0x00010000 /* has a tuner */ |
| 169 | #define V4L2_CAP_AUDIO 0x00020000 /* has audio support */ |
| 170 | #define V4L2_CAP_RADIO 0x00040000 /* is a radio device */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 171 | |
Mauro Carvalho Chehab | 9db4550 | 2005-09-13 01:25:40 -0700 | [diff] [blame] | 172 | #define V4L2_CAP_READWRITE 0x01000000 /* read/write systemcalls */ |
| 173 | #define V4L2_CAP_ASYNCIO 0x02000000 /* async I/O */ |
| 174 | #define V4L2_CAP_STREAMING 0x04000000 /* streaming I/O ioctls */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 175 | |
| 176 | /* |
| 177 | * V I D E O I M A G E F O R M A T |
| 178 | */ |
| 179 | |
| 180 | struct v4l2_pix_format |
| 181 | { |
| 182 | __u32 width; |
| 183 | __u32 height; |
| 184 | __u32 pixelformat; |
| 185 | enum v4l2_field field; |
| 186 | __u32 bytesperline; /* for padding, zero if unused */ |
| 187 | __u32 sizeimage; |
| 188 | enum v4l2_colorspace colorspace; |
| 189 | __u32 priv; /* private data, depends on pixelformat */ |
| 190 | }; |
| 191 | |
| 192 | /* Pixel format FOURCC depth Description */ |
| 193 | #define V4L2_PIX_FMT_RGB332 v4l2_fourcc('R','G','B','1') /* 8 RGB-3-3-2 */ |
| 194 | #define V4L2_PIX_FMT_RGB555 v4l2_fourcc('R','G','B','O') /* 16 RGB-5-5-5 */ |
| 195 | #define V4L2_PIX_FMT_RGB565 v4l2_fourcc('R','G','B','P') /* 16 RGB-5-6-5 */ |
| 196 | #define V4L2_PIX_FMT_RGB555X v4l2_fourcc('R','G','B','Q') /* 16 RGB-5-5-5 BE */ |
| 197 | #define V4L2_PIX_FMT_RGB565X v4l2_fourcc('R','G','B','R') /* 16 RGB-5-6-5 BE */ |
| 198 | #define V4L2_PIX_FMT_BGR24 v4l2_fourcc('B','G','R','3') /* 24 BGR-8-8-8 */ |
| 199 | #define V4L2_PIX_FMT_RGB24 v4l2_fourcc('R','G','B','3') /* 24 RGB-8-8-8 */ |
| 200 | #define V4L2_PIX_FMT_BGR32 v4l2_fourcc('B','G','R','4') /* 32 BGR-8-8-8-8 */ |
| 201 | #define V4L2_PIX_FMT_RGB32 v4l2_fourcc('R','G','B','4') /* 32 RGB-8-8-8-8 */ |
| 202 | #define V4L2_PIX_FMT_GREY v4l2_fourcc('G','R','E','Y') /* 8 Greyscale */ |
| 203 | #define V4L2_PIX_FMT_YVU410 v4l2_fourcc('Y','V','U','9') /* 9 YVU 4:1:0 */ |
| 204 | #define V4L2_PIX_FMT_YVU420 v4l2_fourcc('Y','V','1','2') /* 12 YVU 4:2:0 */ |
| 205 | #define V4L2_PIX_FMT_YUYV v4l2_fourcc('Y','U','Y','V') /* 16 YUV 4:2:2 */ |
| 206 | #define V4L2_PIX_FMT_UYVY v4l2_fourcc('U','Y','V','Y') /* 16 YUV 4:2:2 */ |
| 207 | #define V4L2_PIX_FMT_YUV422P v4l2_fourcc('4','2','2','P') /* 16 YVU422 planar */ |
| 208 | #define V4L2_PIX_FMT_YUV411P v4l2_fourcc('4','1','1','P') /* 16 YVU411 planar */ |
| 209 | #define V4L2_PIX_FMT_Y41P v4l2_fourcc('Y','4','1','P') /* 12 YUV 4:1:1 */ |
| 210 | |
| 211 | /* two planes -- one Y, one Cr + Cb interleaved */ |
| 212 | #define V4L2_PIX_FMT_NV12 v4l2_fourcc('N','V','1','2') /* 12 Y/CbCr 4:2:0 */ |
| 213 | #define V4L2_PIX_FMT_NV21 v4l2_fourcc('N','V','2','1') /* 12 Y/CrCb 4:2:0 */ |
| 214 | |
| 215 | /* The following formats are not defined in the V4L2 specification */ |
| 216 | #define V4L2_PIX_FMT_YUV410 v4l2_fourcc('Y','U','V','9') /* 9 YUV 4:1:0 */ |
| 217 | #define V4L2_PIX_FMT_YUV420 v4l2_fourcc('Y','U','1','2') /* 12 YUV 4:2:0 */ |
| 218 | #define V4L2_PIX_FMT_YYUV v4l2_fourcc('Y','Y','U','V') /* 16 YUV 4:2:2 */ |
| 219 | #define V4L2_PIX_FMT_HI240 v4l2_fourcc('H','I','2','4') /* 8 8-bit color */ |
| 220 | |
| 221 | /* see http://www.siliconimaging.com/RGB%20Bayer.htm */ |
| 222 | #define V4L2_PIX_FMT_SBGGR8 v4l2_fourcc('B','A','8','1') /* 8 BGBG.. GRGR.. */ |
| 223 | |
| 224 | /* compressed formats */ |
| 225 | #define V4L2_PIX_FMT_MJPEG v4l2_fourcc('M','J','P','G') /* Motion-JPEG */ |
| 226 | #define V4L2_PIX_FMT_JPEG v4l2_fourcc('J','P','E','G') /* JFIF JPEG */ |
| 227 | #define V4L2_PIX_FMT_DV v4l2_fourcc('d','v','s','d') /* 1394 */ |
| 228 | #define V4L2_PIX_FMT_MPEG v4l2_fourcc('M','P','E','G') /* MPEG */ |
| 229 | |
| 230 | /* Vendor-specific formats */ |
| 231 | #define V4L2_PIX_FMT_WNVA v4l2_fourcc('W','N','V','A') /* Winnov hw compress */ |
| 232 | #define V4L2_PIX_FMT_SN9C10X v4l2_fourcc('S','9','1','0') /* SN9C10x compression */ |
Mauro Carvalho Chehab | 115d6f3 | 2005-06-28 20:45:27 -0700 | [diff] [blame] | 233 | #define V4L2_PIX_FMT_PWC1 v4l2_fourcc('P','W','C','1') /* pwc older webcam */ |
| 234 | #define V4L2_PIX_FMT_PWC2 v4l2_fourcc('P','W','C','2') /* pwc newer webcam */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 235 | |
| 236 | /* |
| 237 | * F O R M A T E N U M E R A T I O N |
| 238 | */ |
| 239 | struct v4l2_fmtdesc |
| 240 | { |
| 241 | __u32 index; /* Format number */ |
| 242 | enum v4l2_buf_type type; /* buffer type */ |
| 243 | __u32 flags; |
| 244 | __u8 description[32]; /* Description string */ |
| 245 | __u32 pixelformat; /* Format fourcc */ |
| 246 | __u32 reserved[4]; |
| 247 | }; |
| 248 | |
| 249 | #define V4L2_FMT_FLAG_COMPRESSED 0x0001 |
| 250 | |
| 251 | |
| 252 | /* |
| 253 | * T I M E C O D E |
| 254 | */ |
| 255 | struct v4l2_timecode |
| 256 | { |
| 257 | __u32 type; |
| 258 | __u32 flags; |
| 259 | __u8 frames; |
| 260 | __u8 seconds; |
| 261 | __u8 minutes; |
| 262 | __u8 hours; |
| 263 | __u8 userbits[4]; |
| 264 | }; |
| 265 | |
| 266 | /* Type */ |
| 267 | #define V4L2_TC_TYPE_24FPS 1 |
| 268 | #define V4L2_TC_TYPE_25FPS 2 |
| 269 | #define V4L2_TC_TYPE_30FPS 3 |
| 270 | #define V4L2_TC_TYPE_50FPS 4 |
| 271 | #define V4L2_TC_TYPE_60FPS 5 |
| 272 | |
| 273 | /* Flags */ |
| 274 | #define V4L2_TC_FLAG_DROPFRAME 0x0001 /* "drop-frame" mode */ |
| 275 | #define V4L2_TC_FLAG_COLORFRAME 0x0002 |
| 276 | #define V4L2_TC_USERBITS_field 0x000C |
| 277 | #define V4L2_TC_USERBITS_USERDEFINED 0x0000 |
| 278 | #define V4L2_TC_USERBITS_8BITCHARS 0x0008 |
| 279 | /* The above is based on SMPTE timecodes */ |
| 280 | |
| 281 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 282 | /* |
| 283 | * 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 |
| 284 | * |
| 285 | * ### WARNING: this is still work-in-progress right now, most likely |
| 286 | * ### there will be some incompatible changes. |
| 287 | * |
| 288 | */ |
| 289 | |
| 290 | |
| 291 | enum v4l2_bitrate_mode { |
| 292 | V4L2_BITRATE_NONE = 0, /* not specified */ |
| 293 | V4L2_BITRATE_CBR, /* constant bitrate */ |
| 294 | V4L2_BITRATE_VBR, /* variable bitrate */ |
| 295 | }; |
| 296 | struct v4l2_bitrate { |
| 297 | /* rates are specified in kbit/sec */ |
| 298 | enum v4l2_bitrate_mode mode; |
| 299 | __u32 min; |
| 300 | __u32 target; /* use this one for CBR */ |
| 301 | __u32 max; |
| 302 | }; |
| 303 | |
| 304 | enum v4l2_mpeg_streamtype { |
| 305 | V4L2_MPEG_SS_1, /* MPEG-1 system stream */ |
| 306 | V4L2_MPEG_PS_2, /* MPEG-2 program stream */ |
| 307 | V4L2_MPEG_TS_2, /* MPEG-2 transport stream */ |
| 308 | V4L2_MPEG_PS_DVD, /* MPEG-2 program stream with DVD header fixups */ |
| 309 | }; |
| 310 | enum v4l2_mpeg_audiotype { |
| 311 | V4L2_MPEG_AU_2_I, /* MPEG-2 layer 1 */ |
| 312 | V4L2_MPEG_AU_2_II, /* MPEG-2 layer 2 */ |
| 313 | V4L2_MPEG_AU_2_III, /* MPEG-2 layer 3 */ |
| 314 | V4L2_MPEG_AC3, /* AC3 */ |
| 315 | V4L2_MPEG_LPCM, /* LPCM */ |
| 316 | }; |
| 317 | enum v4l2_mpeg_videotype { |
| 318 | V4L2_MPEG_VI_1, /* MPEG-1 */ |
| 319 | V4L2_MPEG_VI_2, /* MPEG-2 */ |
| 320 | }; |
| 321 | enum v4l2_mpeg_aspectratio { |
| 322 | V4L2_MPEG_ASPECT_SQUARE = 1, /* square pixel */ |
| 323 | V4L2_MPEG_ASPECT_4_3 = 2, /* 4 : 3 */ |
| 324 | V4L2_MPEG_ASPECT_16_9 = 3, /* 16 : 9 */ |
| 325 | V4L2_MPEG_ASPECT_1_221 = 4, /* 1 : 2,21 */ |
| 326 | }; |
| 327 | |
| 328 | struct v4l2_mpeg_compression { |
| 329 | /* general */ |
| 330 | enum v4l2_mpeg_streamtype st_type; |
| 331 | struct v4l2_bitrate st_bitrate; |
| 332 | |
| 333 | /* transport streams */ |
| 334 | __u16 ts_pid_pmt; |
| 335 | __u16 ts_pid_audio; |
| 336 | __u16 ts_pid_video; |
| 337 | __u16 ts_pid_pcr; |
| 338 | |
| 339 | /* program stream */ |
| 340 | __u16 ps_size; |
| 341 | __u16 reserved_1; /* align */ |
| 342 | |
| 343 | /* audio */ |
| 344 | enum v4l2_mpeg_audiotype au_type; |
| 345 | struct v4l2_bitrate au_bitrate; |
| 346 | __u32 au_sample_rate; |
| 347 | __u8 au_pesid; |
| 348 | __u8 reserved_2[3]; /* align */ |
| 349 | |
| 350 | /* video */ |
| 351 | enum v4l2_mpeg_videotype vi_type; |
| 352 | enum v4l2_mpeg_aspectratio vi_aspect_ratio; |
| 353 | struct v4l2_bitrate vi_bitrate; |
| 354 | __u32 vi_frame_rate; |
| 355 | __u16 vi_frames_per_gop; |
| 356 | __u16 vi_bframes_count; |
| 357 | __u8 vi_pesid; |
| 358 | __u8 reserved_3[3]; /* align */ |
| 359 | |
| 360 | /* misc flags */ |
| 361 | __u32 closed_gops:1; |
| 362 | __u32 pulldown:1; |
| 363 | __u32 reserved_4:30; /* align */ |
| 364 | |
| 365 | /* I don't expect the above being perfect yet ;) */ |
| 366 | __u32 reserved_5[8]; |
| 367 | }; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 368 | |
| 369 | struct v4l2_jpegcompression |
| 370 | { |
| 371 | int quality; |
| 372 | |
| 373 | int APPn; /* Number of APP segment to be written, |
| 374 | * must be 0..15 */ |
| 375 | int APP_len; /* Length of data in JPEG APPn segment */ |
| 376 | char APP_data[60]; /* Data in the JPEG APPn segment. */ |
| 377 | |
| 378 | int COM_len; /* Length of data in JPEG COM segment */ |
| 379 | char COM_data[60]; /* Data in JPEG COM segment */ |
| 380 | |
| 381 | __u32 jpeg_markers; /* Which markers should go into the JPEG |
| 382 | * output. Unless you exactly know what |
| 383 | * you do, leave them untouched. |
| 384 | * Inluding less markers will make the |
| 385 | * resulting code smaller, but there will |
| 386 | * be fewer aplications which can read it. |
| 387 | * The presence of the APP and COM marker |
| 388 | * is influenced by APP_len and COM_len |
| 389 | * ONLY, not by this property! */ |
| 390 | |
| 391 | #define V4L2_JPEG_MARKER_DHT (1<<3) /* Define Huffman Tables */ |
| 392 | #define V4L2_JPEG_MARKER_DQT (1<<4) /* Define Quantization Tables */ |
| 393 | #define V4L2_JPEG_MARKER_DRI (1<<5) /* Define Restart Interval */ |
| 394 | #define V4L2_JPEG_MARKER_COM (1<<6) /* Comment segment */ |
| 395 | #define V4L2_JPEG_MARKER_APP (1<<7) /* App segment, driver will |
| 396 | * allways use APP0 */ |
| 397 | }; |
| 398 | |
| 399 | |
| 400 | /* |
| 401 | * M E M O R Y - M A P P I N G B U F F E R S |
| 402 | */ |
| 403 | struct v4l2_requestbuffers |
| 404 | { |
| 405 | __u32 count; |
| 406 | enum v4l2_buf_type type; |
| 407 | enum v4l2_memory memory; |
| 408 | __u32 reserved[2]; |
| 409 | }; |
| 410 | |
| 411 | struct v4l2_buffer |
| 412 | { |
| 413 | __u32 index; |
| 414 | enum v4l2_buf_type type; |
| 415 | __u32 bytesused; |
| 416 | __u32 flags; |
| 417 | enum v4l2_field field; |
| 418 | struct timeval timestamp; |
| 419 | struct v4l2_timecode timecode; |
| 420 | __u32 sequence; |
| 421 | |
| 422 | /* memory location */ |
| 423 | enum v4l2_memory memory; |
| 424 | union { |
| 425 | __u32 offset; |
| 426 | unsigned long userptr; |
| 427 | } m; |
| 428 | __u32 length; |
| 429 | __u32 input; |
| 430 | __u32 reserved; |
| 431 | }; |
| 432 | |
| 433 | /* Flags for 'flags' field */ |
| 434 | #define V4L2_BUF_FLAG_MAPPED 0x0001 /* Buffer is mapped (flag) */ |
| 435 | #define V4L2_BUF_FLAG_QUEUED 0x0002 /* Buffer is queued for processing */ |
| 436 | #define V4L2_BUF_FLAG_DONE 0x0004 /* Buffer is ready */ |
| 437 | #define V4L2_BUF_FLAG_KEYFRAME 0x0008 /* Image is a keyframe (I-frame) */ |
| 438 | #define V4L2_BUF_FLAG_PFRAME 0x0010 /* Image is a P-frame */ |
| 439 | #define V4L2_BUF_FLAG_BFRAME 0x0020 /* Image is a B-frame */ |
| 440 | #define V4L2_BUF_FLAG_TIMECODE 0x0100 /* timecode field is valid */ |
| 441 | #define V4L2_BUF_FLAG_INPUT 0x0200 /* input field is valid */ |
| 442 | |
| 443 | /* |
| 444 | * O V E R L A Y P R E V I E W |
| 445 | */ |
| 446 | struct v4l2_framebuffer |
| 447 | { |
| 448 | __u32 capability; |
| 449 | __u32 flags; |
| 450 | /* FIXME: in theory we should pass something like PCI device + memory |
| 451 | * region + offset instead of some physical address */ |
| 452 | void* base; |
| 453 | struct v4l2_pix_format fmt; |
| 454 | }; |
| 455 | /* Flags for the 'capability' field. Read only */ |
| 456 | #define V4L2_FBUF_CAP_EXTERNOVERLAY 0x0001 |
| 457 | #define V4L2_FBUF_CAP_CHROMAKEY 0x0002 |
| 458 | #define V4L2_FBUF_CAP_LIST_CLIPPING 0x0004 |
| 459 | #define V4L2_FBUF_CAP_BITMAP_CLIPPING 0x0008 |
| 460 | /* Flags for the 'flags' field. */ |
| 461 | #define V4L2_FBUF_FLAG_PRIMARY 0x0001 |
| 462 | #define V4L2_FBUF_FLAG_OVERLAY 0x0002 |
| 463 | #define V4L2_FBUF_FLAG_CHROMAKEY 0x0004 |
| 464 | |
| 465 | struct v4l2_clip |
| 466 | { |
| 467 | struct v4l2_rect c; |
| 468 | struct v4l2_clip *next; |
| 469 | }; |
| 470 | |
| 471 | struct v4l2_window |
| 472 | { |
| 473 | struct v4l2_rect w; |
| 474 | enum v4l2_field field; |
| 475 | __u32 chromakey; |
| 476 | struct v4l2_clip __user *clips; |
| 477 | __u32 clipcount; |
| 478 | void __user *bitmap; |
| 479 | }; |
| 480 | |
| 481 | |
| 482 | /* |
| 483 | * C A P T U R E P A R A M E T E R S |
| 484 | */ |
| 485 | struct v4l2_captureparm |
| 486 | { |
| 487 | __u32 capability; /* Supported modes */ |
| 488 | __u32 capturemode; /* Current mode */ |
| 489 | struct v4l2_fract timeperframe; /* Time per frame in .1us units */ |
| 490 | __u32 extendedmode; /* Driver-specific extensions */ |
| 491 | __u32 readbuffers; /* # of buffers for read */ |
| 492 | __u32 reserved[4]; |
| 493 | }; |
| 494 | /* Flags for 'capability' and 'capturemode' fields */ |
| 495 | #define V4L2_MODE_HIGHQUALITY 0x0001 /* High quality imaging mode */ |
| 496 | #define V4L2_CAP_TIMEPERFRAME 0x1000 /* timeperframe field is supported */ |
| 497 | |
| 498 | struct v4l2_outputparm |
| 499 | { |
| 500 | __u32 capability; /* Supported modes */ |
| 501 | __u32 outputmode; /* Current mode */ |
| 502 | struct v4l2_fract timeperframe; /* Time per frame in seconds */ |
| 503 | __u32 extendedmode; /* Driver-specific extensions */ |
| 504 | __u32 writebuffers; /* # of buffers for write */ |
| 505 | __u32 reserved[4]; |
| 506 | }; |
| 507 | |
| 508 | /* |
| 509 | * I N P U T I M A G E C R O P P I N G |
| 510 | */ |
| 511 | |
| 512 | struct v4l2_cropcap { |
| 513 | enum v4l2_buf_type type; |
| 514 | struct v4l2_rect bounds; |
| 515 | struct v4l2_rect defrect; |
| 516 | struct v4l2_fract pixelaspect; |
| 517 | }; |
| 518 | |
| 519 | struct v4l2_crop { |
| 520 | enum v4l2_buf_type type; |
| 521 | struct v4l2_rect c; |
| 522 | }; |
| 523 | |
| 524 | /* |
| 525 | * A N A L O G V I D E O S T A N D A R D |
| 526 | */ |
| 527 | |
| 528 | typedef __u64 v4l2_std_id; |
| 529 | |
| 530 | /* one bit for each */ |
| 531 | #define V4L2_STD_PAL_B ((v4l2_std_id)0x00000001) |
| 532 | #define V4L2_STD_PAL_B1 ((v4l2_std_id)0x00000002) |
| 533 | #define V4L2_STD_PAL_G ((v4l2_std_id)0x00000004) |
| 534 | #define V4L2_STD_PAL_H ((v4l2_std_id)0x00000008) |
| 535 | #define V4L2_STD_PAL_I ((v4l2_std_id)0x00000010) |
| 536 | #define V4L2_STD_PAL_D ((v4l2_std_id)0x00000020) |
| 537 | #define V4L2_STD_PAL_D1 ((v4l2_std_id)0x00000040) |
| 538 | #define V4L2_STD_PAL_K ((v4l2_std_id)0x00000080) |
| 539 | |
| 540 | #define V4L2_STD_PAL_M ((v4l2_std_id)0x00000100) |
| 541 | #define V4L2_STD_PAL_N ((v4l2_std_id)0x00000200) |
| 542 | #define V4L2_STD_PAL_Nc ((v4l2_std_id)0x00000400) |
| 543 | #define V4L2_STD_PAL_60 ((v4l2_std_id)0x00000800) |
| 544 | |
| 545 | #define V4L2_STD_NTSC_M ((v4l2_std_id)0x00001000) |
| 546 | #define V4L2_STD_NTSC_M_JP ((v4l2_std_id)0x00002000) |
| 547 | |
| 548 | #define V4L2_STD_SECAM_B ((v4l2_std_id)0x00010000) |
| 549 | #define V4L2_STD_SECAM_D ((v4l2_std_id)0x00020000) |
| 550 | #define V4L2_STD_SECAM_G ((v4l2_std_id)0x00040000) |
| 551 | #define V4L2_STD_SECAM_H ((v4l2_std_id)0x00080000) |
| 552 | #define V4L2_STD_SECAM_K ((v4l2_std_id)0x00100000) |
| 553 | #define V4L2_STD_SECAM_K1 ((v4l2_std_id)0x00200000) |
| 554 | #define V4L2_STD_SECAM_L ((v4l2_std_id)0x00400000) |
| 555 | |
| 556 | /* ATSC/HDTV */ |
| 557 | #define V4L2_STD_ATSC_8_VSB ((v4l2_std_id)0x01000000) |
| 558 | #define V4L2_STD_ATSC_16_VSB ((v4l2_std_id)0x02000000) |
| 559 | |
| 560 | /* some common needed stuff */ |
| 561 | #define V4L2_STD_PAL_BG (V4L2_STD_PAL_B |\ |
| 562 | V4L2_STD_PAL_B1 |\ |
| 563 | V4L2_STD_PAL_G) |
| 564 | #define V4L2_STD_PAL_DK (V4L2_STD_PAL_D |\ |
| 565 | V4L2_STD_PAL_D1 |\ |
| 566 | V4L2_STD_PAL_K) |
| 567 | #define V4L2_STD_PAL (V4L2_STD_PAL_BG |\ |
| 568 | V4L2_STD_PAL_DK |\ |
| 569 | V4L2_STD_PAL_H |\ |
| 570 | V4L2_STD_PAL_I) |
| 571 | #define V4L2_STD_NTSC (V4L2_STD_NTSC_M |\ |
| 572 | V4L2_STD_NTSC_M_JP) |
| 573 | #define V4L2_STD_SECAM_DK (V4L2_STD_SECAM_D |\ |
| 574 | V4L2_STD_SECAM_K |\ |
| 575 | V4L2_STD_SECAM_K1) |
| 576 | #define V4L2_STD_SECAM (V4L2_STD_SECAM_B |\ |
| 577 | V4L2_STD_SECAM_G |\ |
| 578 | V4L2_STD_SECAM_H |\ |
| 579 | V4L2_STD_SECAM_DK |\ |
| 580 | V4L2_STD_SECAM_L) |
| 581 | |
| 582 | #define V4L2_STD_525_60 (V4L2_STD_PAL_M |\ |
| 583 | V4L2_STD_PAL_60 |\ |
| 584 | V4L2_STD_NTSC) |
| 585 | #define V4L2_STD_625_50 (V4L2_STD_PAL |\ |
| 586 | V4L2_STD_PAL_N |\ |
| 587 | V4L2_STD_PAL_Nc |\ |
| 588 | V4L2_STD_SECAM) |
| 589 | #define V4L2_STD_ATSC (V4L2_STD_ATSC_8_VSB |\ |
| 590 | V4L2_STD_ATSC_16_VSB) |
| 591 | |
| 592 | #define V4L2_STD_UNKNOWN 0 |
| 593 | #define V4L2_STD_ALL (V4L2_STD_525_60 |\ |
| 594 | V4L2_STD_625_50) |
| 595 | |
| 596 | struct v4l2_standard |
| 597 | { |
| 598 | __u32 index; |
| 599 | v4l2_std_id id; |
| 600 | __u8 name[24]; |
| 601 | struct v4l2_fract frameperiod; /* Frames, not fields */ |
| 602 | __u32 framelines; |
| 603 | __u32 reserved[4]; |
| 604 | }; |
| 605 | |
| 606 | |
| 607 | /* |
| 608 | * V I D E O I N P U T S |
| 609 | */ |
| 610 | struct v4l2_input |
| 611 | { |
| 612 | __u32 index; /* Which input */ |
| 613 | __u8 name[32]; /* Label */ |
| 614 | __u32 type; /* Type of input */ |
| 615 | __u32 audioset; /* Associated audios (bitfield) */ |
| 616 | __u32 tuner; /* Associated tuner */ |
| 617 | v4l2_std_id std; |
| 618 | __u32 status; |
| 619 | __u32 reserved[4]; |
| 620 | }; |
| 621 | /* Values for the 'type' field */ |
| 622 | #define V4L2_INPUT_TYPE_TUNER 1 |
| 623 | #define V4L2_INPUT_TYPE_CAMERA 2 |
| 624 | |
| 625 | /* field 'status' - general */ |
| 626 | #define V4L2_IN_ST_NO_POWER 0x00000001 /* Attached device is off */ |
| 627 | #define V4L2_IN_ST_NO_SIGNAL 0x00000002 |
| 628 | #define V4L2_IN_ST_NO_COLOR 0x00000004 |
| 629 | |
| 630 | /* field 'status' - analog */ |
| 631 | #define V4L2_IN_ST_NO_H_LOCK 0x00000100 /* No horizontal sync lock */ |
| 632 | #define V4L2_IN_ST_COLOR_KILL 0x00000200 /* Color killer is active */ |
| 633 | |
| 634 | /* field 'status' - digital */ |
| 635 | #define V4L2_IN_ST_NO_SYNC 0x00010000 /* No synchronization lock */ |
| 636 | #define V4L2_IN_ST_NO_EQU 0x00020000 /* No equalizer lock */ |
| 637 | #define V4L2_IN_ST_NO_CARRIER 0x00040000 /* Carrier recovery failed */ |
| 638 | |
| 639 | /* field 'status' - VCR and set-top box */ |
| 640 | #define V4L2_IN_ST_MACROVISION 0x01000000 /* Macrovision detected */ |
| 641 | #define V4L2_IN_ST_NO_ACCESS 0x02000000 /* Conditional access denied */ |
| 642 | #define V4L2_IN_ST_VTR 0x04000000 /* VTR time constant */ |
| 643 | |
| 644 | /* |
| 645 | * V I D E O O U T P U T S |
| 646 | */ |
| 647 | struct v4l2_output |
| 648 | { |
| 649 | __u32 index; /* Which output */ |
| 650 | __u8 name[32]; /* Label */ |
| 651 | __u32 type; /* Type of output */ |
| 652 | __u32 audioset; /* Associated audios (bitfield) */ |
| 653 | __u32 modulator; /* Associated modulator */ |
| 654 | v4l2_std_id std; |
| 655 | __u32 reserved[4]; |
| 656 | }; |
| 657 | /* Values for the 'type' field */ |
| 658 | #define V4L2_OUTPUT_TYPE_MODULATOR 1 |
| 659 | #define V4L2_OUTPUT_TYPE_ANALOG 2 |
| 660 | #define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY 3 |
| 661 | |
| 662 | /* |
| 663 | * C O N T R O L S |
| 664 | */ |
| 665 | struct v4l2_control |
| 666 | { |
| 667 | __u32 id; |
| 668 | __s32 value; |
| 669 | }; |
| 670 | |
| 671 | /* Used in the VIDIOC_QUERYCTRL ioctl for querying controls */ |
| 672 | struct v4l2_queryctrl |
| 673 | { |
| 674 | __u32 id; |
| 675 | enum v4l2_ctrl_type type; |
| 676 | __u8 name[32]; /* Whatever */ |
| 677 | __s32 minimum; /* Note signedness */ |
| 678 | __s32 maximum; |
| 679 | __s32 step; |
| 680 | __s32 default_value; |
| 681 | __u32 flags; |
| 682 | __u32 reserved[2]; |
| 683 | }; |
| 684 | |
| 685 | /* Used in the VIDIOC_QUERYMENU ioctl for querying menu items */ |
| 686 | struct v4l2_querymenu |
| 687 | { |
| 688 | __u32 id; |
| 689 | __u32 index; |
| 690 | __u8 name[32]; /* Whatever */ |
| 691 | __u32 reserved; |
| 692 | }; |
| 693 | |
| 694 | /* Control flags */ |
| 695 | #define V4L2_CTRL_FLAG_DISABLED 0x0001 |
| 696 | #define V4L2_CTRL_FLAG_GRABBED 0x0002 |
| 697 | |
| 698 | /* Control IDs defined by V4L2 */ |
| 699 | #define V4L2_CID_BASE 0x00980900 |
| 700 | /* IDs reserved for driver specific controls */ |
| 701 | #define V4L2_CID_PRIVATE_BASE 0x08000000 |
| 702 | |
| 703 | #define V4L2_CID_BRIGHTNESS (V4L2_CID_BASE+0) |
| 704 | #define V4L2_CID_CONTRAST (V4L2_CID_BASE+1) |
| 705 | #define V4L2_CID_SATURATION (V4L2_CID_BASE+2) |
| 706 | #define V4L2_CID_HUE (V4L2_CID_BASE+3) |
| 707 | #define V4L2_CID_AUDIO_VOLUME (V4L2_CID_BASE+5) |
| 708 | #define V4L2_CID_AUDIO_BALANCE (V4L2_CID_BASE+6) |
| 709 | #define V4L2_CID_AUDIO_BASS (V4L2_CID_BASE+7) |
| 710 | #define V4L2_CID_AUDIO_TREBLE (V4L2_CID_BASE+8) |
| 711 | #define V4L2_CID_AUDIO_MUTE (V4L2_CID_BASE+9) |
| 712 | #define V4L2_CID_AUDIO_LOUDNESS (V4L2_CID_BASE+10) |
| 713 | #define V4L2_CID_BLACK_LEVEL (V4L2_CID_BASE+11) |
| 714 | #define V4L2_CID_AUTO_WHITE_BALANCE (V4L2_CID_BASE+12) |
| 715 | #define V4L2_CID_DO_WHITE_BALANCE (V4L2_CID_BASE+13) |
| 716 | #define V4L2_CID_RED_BALANCE (V4L2_CID_BASE+14) |
| 717 | #define V4L2_CID_BLUE_BALANCE (V4L2_CID_BASE+15) |
| 718 | #define V4L2_CID_GAMMA (V4L2_CID_BASE+16) |
| 719 | #define V4L2_CID_WHITENESS (V4L2_CID_GAMMA) /* ? Not sure */ |
| 720 | #define V4L2_CID_EXPOSURE (V4L2_CID_BASE+17) |
| 721 | #define V4L2_CID_AUTOGAIN (V4L2_CID_BASE+18) |
| 722 | #define V4L2_CID_GAIN (V4L2_CID_BASE+19) |
| 723 | #define V4L2_CID_HFLIP (V4L2_CID_BASE+20) |
| 724 | #define V4L2_CID_VFLIP (V4L2_CID_BASE+21) |
| 725 | #define V4L2_CID_HCENTER (V4L2_CID_BASE+22) |
| 726 | #define V4L2_CID_VCENTER (V4L2_CID_BASE+23) |
| 727 | #define V4L2_CID_LASTP1 (V4L2_CID_BASE+24) /* last CID + 1 */ |
| 728 | |
| 729 | /* |
| 730 | * T U N I N G |
| 731 | */ |
| 732 | struct v4l2_tuner |
| 733 | { |
| 734 | __u32 index; |
| 735 | __u8 name[32]; |
| 736 | enum v4l2_tuner_type type; |
| 737 | __u32 capability; |
| 738 | __u32 rangelow; |
| 739 | __u32 rangehigh; |
| 740 | __u32 rxsubchans; |
| 741 | __u32 audmode; |
| 742 | __s32 signal; |
| 743 | __s32 afc; |
| 744 | __u32 reserved[4]; |
| 745 | }; |
| 746 | |
| 747 | struct v4l2_modulator |
| 748 | { |
| 749 | __u32 index; |
| 750 | __u8 name[32]; |
| 751 | __u32 capability; |
| 752 | __u32 rangelow; |
| 753 | __u32 rangehigh; |
| 754 | __u32 txsubchans; |
| 755 | __u32 reserved[4]; |
| 756 | }; |
| 757 | |
| 758 | /* Flags for the 'capability' field */ |
| 759 | #define V4L2_TUNER_CAP_LOW 0x0001 |
| 760 | #define V4L2_TUNER_CAP_NORM 0x0002 |
| 761 | #define V4L2_TUNER_CAP_STEREO 0x0010 |
| 762 | #define V4L2_TUNER_CAP_LANG2 0x0020 |
| 763 | #define V4L2_TUNER_CAP_SAP 0x0020 |
| 764 | #define V4L2_TUNER_CAP_LANG1 0x0040 |
| 765 | |
| 766 | /* Flags for the 'rxsubchans' field */ |
| 767 | #define V4L2_TUNER_SUB_MONO 0x0001 |
| 768 | #define V4L2_TUNER_SUB_STEREO 0x0002 |
| 769 | #define V4L2_TUNER_SUB_LANG2 0x0004 |
| 770 | #define V4L2_TUNER_SUB_SAP 0x0004 |
| 771 | #define V4L2_TUNER_SUB_LANG1 0x0008 |
| 772 | |
| 773 | /* Values for the 'audmode' field */ |
| 774 | #define V4L2_TUNER_MODE_MONO 0x0000 |
| 775 | #define V4L2_TUNER_MODE_STEREO 0x0001 |
| 776 | #define V4L2_TUNER_MODE_LANG2 0x0002 |
| 777 | #define V4L2_TUNER_MODE_SAP 0x0002 |
| 778 | #define V4L2_TUNER_MODE_LANG1 0x0003 |
| 779 | |
| 780 | struct v4l2_frequency |
| 781 | { |
| 782 | __u32 tuner; |
| 783 | enum v4l2_tuner_type type; |
| 784 | __u32 frequency; |
| 785 | __u32 reserved[8]; |
| 786 | }; |
| 787 | |
| 788 | /* |
| 789 | * A U D I O |
| 790 | */ |
| 791 | struct v4l2_audio |
| 792 | { |
| 793 | __u32 index; |
| 794 | __u8 name[32]; |
| 795 | __u32 capability; |
| 796 | __u32 mode; |
| 797 | __u32 reserved[2]; |
| 798 | }; |
| 799 | /* Flags for the 'capability' field */ |
| 800 | #define V4L2_AUDCAP_STEREO 0x00001 |
| 801 | #define V4L2_AUDCAP_AVL 0x00002 |
| 802 | |
| 803 | /* Flags for the 'mode' field */ |
| 804 | #define V4L2_AUDMODE_AVL 0x00001 |
| 805 | |
| 806 | struct v4l2_audioout |
| 807 | { |
| 808 | __u32 index; |
| 809 | __u8 name[32]; |
| 810 | __u32 capability; |
| 811 | __u32 mode; |
| 812 | __u32 reserved[2]; |
| 813 | }; |
| 814 | |
| 815 | /* |
| 816 | * D A T A S E R V I C E S ( V B I ) |
| 817 | * |
| 818 | * Data services API by Michael Schimek |
| 819 | */ |
| 820 | |
Mauro Carvalho Chehab | 9db4550 | 2005-09-13 01:25:40 -0700 | [diff] [blame] | 821 | /* Raw VBI */ |
| 822 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 823 | struct v4l2_vbi_format |
| 824 | { |
| 825 | __u32 sampling_rate; /* in 1 Hz */ |
| 826 | __u32 offset; |
| 827 | __u32 samples_per_line; |
| 828 | __u32 sample_format; /* V4L2_PIX_FMT_* */ |
| 829 | __s32 start[2]; |
| 830 | __u32 count[2]; |
| 831 | __u32 flags; /* V4L2_VBI_* */ |
| 832 | __u32 reserved[2]; /* must be zero */ |
| 833 | }; |
| 834 | |
| 835 | /* VBI flags */ |
| 836 | #define V4L2_VBI_UNSYNC (1<< 0) |
| 837 | #define V4L2_VBI_INTERLACED (1<< 1) |
| 838 | |
Mauro Carvalho Chehab | 9db4550 | 2005-09-13 01:25:40 -0700 | [diff] [blame] | 839 | #if 1 |
| 840 | /* Sliced VBI |
| 841 | * |
| 842 | * This implements is a proposal V4L2 API to allow SLICED VBI |
| 843 | * required for some hardware encoders. It should change without |
| 844 | * notice in the definitive implementation. |
| 845 | */ |
| 846 | |
| 847 | struct v4l2_sliced_vbi_format |
| 848 | { |
| 849 | __u16 service_set; |
| 850 | /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field |
| 851 | service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field |
| 852 | (equals frame lines 313-336 for 625 line video |
| 853 | standards, 263-286 for 525 line standards) */ |
| 854 | __u16 service_lines[2][24]; |
| 855 | __u32 io_size; |
| 856 | __u32 reserved[2]; /* must be zero */ |
| 857 | }; |
| 858 | |
| 859 | #define V4L2_SLICED_TELETEXT_B (0x0001) |
| 860 | #define V4L2_SLICED_VPS (0x0400) |
| 861 | #define V4L2_SLICED_CAPTION_525 (0x1000) |
| 862 | #define V4L2_SLICED_WSS_625 (0x4000) |
| 863 | |
| 864 | #define V4L2_SLICED_VBI_525 (V4L2_SLICED_CAPTION_525) |
| 865 | #define V4L2_SLICED_VBI_625 (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625) |
| 866 | |
| 867 | struct v4l2_sliced_vbi_cap |
| 868 | { |
| 869 | __u16 service_set; |
| 870 | /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field |
| 871 | service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field |
| 872 | (equals frame lines 313-336 for 625 line video |
| 873 | standards, 263-286 for 525 line standards) */ |
| 874 | __u16 service_lines[2][24]; |
| 875 | __u32 reserved[4]; /* must be 0 */ |
| 876 | }; |
| 877 | |
| 878 | struct v4l2_sliced_vbi_data |
| 879 | { |
| 880 | __u32 id; |
| 881 | __u32 field; /* 0: first field, 1: second field */ |
| 882 | __u32 line; /* 1-23 */ |
| 883 | __u32 reserved; /* must be 0 */ |
| 884 | __u8 data[48]; |
| 885 | }; |
| 886 | #endif |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 887 | |
| 888 | /* |
| 889 | * A G G R E G A T E S T R U C T U R E S |
| 890 | */ |
| 891 | |
| 892 | /* Stream data format |
| 893 | */ |
| 894 | struct v4l2_format |
| 895 | { |
| 896 | enum v4l2_buf_type type; |
| 897 | union |
| 898 | { |
Mauro Carvalho Chehab | 9db4550 | 2005-09-13 01:25:40 -0700 | [diff] [blame] | 899 | struct v4l2_pix_format pix; // V4L2_BUF_TYPE_VIDEO_CAPTURE |
| 900 | struct v4l2_window win; // V4L2_BUF_TYPE_VIDEO_OVERLAY |
| 901 | struct v4l2_vbi_format vbi; // V4L2_BUF_TYPE_VBI_CAPTURE |
| 902 | #if 1 |
| 903 | struct v4l2_sliced_vbi_format sliced; // V4L2_BUF_TYPE_SLICED_VBI_CAPTURE |
| 904 | #endif |
| 905 | __u8 raw_data[200]; // user-defined |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 906 | } fmt; |
| 907 | }; |
| 908 | |
| 909 | |
| 910 | /* Stream type-dependent parameters |
| 911 | */ |
| 912 | struct v4l2_streamparm |
| 913 | { |
| 914 | enum v4l2_buf_type type; |
| 915 | union |
| 916 | { |
| 917 | struct v4l2_captureparm capture; |
| 918 | struct v4l2_outputparm output; |
| 919 | __u8 raw_data[200]; /* user-defined */ |
| 920 | } parm; |
| 921 | }; |
| 922 | |
| 923 | |
| 924 | |
| 925 | /* |
| 926 | * 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 |
| 927 | * |
| 928 | */ |
| 929 | #define VIDIOC_QUERYCAP _IOR ('V', 0, struct v4l2_capability) |
| 930 | #define VIDIOC_RESERVED _IO ('V', 1) |
| 931 | #define VIDIOC_ENUM_FMT _IOWR ('V', 2, struct v4l2_fmtdesc) |
| 932 | #define VIDIOC_G_FMT _IOWR ('V', 4, struct v4l2_format) |
| 933 | #define VIDIOC_S_FMT _IOWR ('V', 5, struct v4l2_format) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 934 | #define VIDIOC_G_MPEGCOMP _IOR ('V', 6, struct v4l2_mpeg_compression) |
| 935 | #define VIDIOC_S_MPEGCOMP _IOW ('V', 7, struct v4l2_mpeg_compression) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 936 | #define VIDIOC_REQBUFS _IOWR ('V', 8, struct v4l2_requestbuffers) |
| 937 | #define VIDIOC_QUERYBUF _IOWR ('V', 9, struct v4l2_buffer) |
| 938 | #define VIDIOC_G_FBUF _IOR ('V', 10, struct v4l2_framebuffer) |
| 939 | #define VIDIOC_S_FBUF _IOW ('V', 11, struct v4l2_framebuffer) |
| 940 | #define VIDIOC_OVERLAY _IOW ('V', 14, int) |
| 941 | #define VIDIOC_QBUF _IOWR ('V', 15, struct v4l2_buffer) |
| 942 | #define VIDIOC_DQBUF _IOWR ('V', 17, struct v4l2_buffer) |
| 943 | #define VIDIOC_STREAMON _IOW ('V', 18, int) |
| 944 | #define VIDIOC_STREAMOFF _IOW ('V', 19, int) |
| 945 | #define VIDIOC_G_PARM _IOWR ('V', 21, struct v4l2_streamparm) |
| 946 | #define VIDIOC_S_PARM _IOWR ('V', 22, struct v4l2_streamparm) |
| 947 | #define VIDIOC_G_STD _IOR ('V', 23, v4l2_std_id) |
| 948 | #define VIDIOC_S_STD _IOW ('V', 24, v4l2_std_id) |
| 949 | #define VIDIOC_ENUMSTD _IOWR ('V', 25, struct v4l2_standard) |
| 950 | #define VIDIOC_ENUMINPUT _IOWR ('V', 26, struct v4l2_input) |
| 951 | #define VIDIOC_G_CTRL _IOWR ('V', 27, struct v4l2_control) |
| 952 | #define VIDIOC_S_CTRL _IOWR ('V', 28, struct v4l2_control) |
| 953 | #define VIDIOC_G_TUNER _IOWR ('V', 29, struct v4l2_tuner) |
| 954 | #define VIDIOC_S_TUNER _IOW ('V', 30, struct v4l2_tuner) |
| 955 | #define VIDIOC_G_AUDIO _IOR ('V', 33, struct v4l2_audio) |
| 956 | #define VIDIOC_S_AUDIO _IOW ('V', 34, struct v4l2_audio) |
| 957 | #define VIDIOC_QUERYCTRL _IOWR ('V', 36, struct v4l2_queryctrl) |
| 958 | #define VIDIOC_QUERYMENU _IOWR ('V', 37, struct v4l2_querymenu) |
| 959 | #define VIDIOC_G_INPUT _IOR ('V', 38, int) |
| 960 | #define VIDIOC_S_INPUT _IOWR ('V', 39, int) |
| 961 | #define VIDIOC_G_OUTPUT _IOR ('V', 46, int) |
| 962 | #define VIDIOC_S_OUTPUT _IOWR ('V', 47, int) |
| 963 | #define VIDIOC_ENUMOUTPUT _IOWR ('V', 48, struct v4l2_output) |
| 964 | #define VIDIOC_G_AUDOUT _IOR ('V', 49, struct v4l2_audioout) |
| 965 | #define VIDIOC_S_AUDOUT _IOW ('V', 50, struct v4l2_audioout) |
| 966 | #define VIDIOC_G_MODULATOR _IOWR ('V', 54, struct v4l2_modulator) |
| 967 | #define VIDIOC_S_MODULATOR _IOW ('V', 55, struct v4l2_modulator) |
| 968 | #define VIDIOC_G_FREQUENCY _IOWR ('V', 56, struct v4l2_frequency) |
| 969 | #define VIDIOC_S_FREQUENCY _IOW ('V', 57, struct v4l2_frequency) |
| 970 | #define VIDIOC_CROPCAP _IOWR ('V', 58, struct v4l2_cropcap) |
| 971 | #define VIDIOC_G_CROP _IOWR ('V', 59, struct v4l2_crop) |
| 972 | #define VIDIOC_S_CROP _IOW ('V', 60, struct v4l2_crop) |
| 973 | #define VIDIOC_G_JPEGCOMP _IOR ('V', 61, struct v4l2_jpegcompression) |
| 974 | #define VIDIOC_S_JPEGCOMP _IOW ('V', 62, struct v4l2_jpegcompression) |
| 975 | #define VIDIOC_QUERYSTD _IOR ('V', 63, v4l2_std_id) |
| 976 | #define VIDIOC_TRY_FMT _IOWR ('V', 64, struct v4l2_format) |
| 977 | #define VIDIOC_ENUMAUDIO _IOWR ('V', 65, struct v4l2_audio) |
| 978 | #define VIDIOC_ENUMAUDOUT _IOWR ('V', 66, struct v4l2_audioout) |
| 979 | #define VIDIOC_G_PRIORITY _IOR ('V', 67, enum v4l2_priority) |
| 980 | #define VIDIOC_S_PRIORITY _IOW ('V', 68, enum v4l2_priority) |
Mauro Carvalho Chehab | 9db4550 | 2005-09-13 01:25:40 -0700 | [diff] [blame] | 981 | #if 1 |
| 982 | #define VIDIOC_G_SLICED_VBI_CAP _IOR ('V', 69, struct v4l2_sliced_vbi_cap) |
| 983 | #endif |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 984 | |
| 985 | /* for compatibility, will go away some day */ |
| 986 | #define VIDIOC_OVERLAY_OLD _IOWR ('V', 14, int) |
| 987 | #define VIDIOC_S_PARM_OLD _IOW ('V', 22, struct v4l2_streamparm) |
| 988 | #define VIDIOC_S_CTRL_OLD _IOW ('V', 28, struct v4l2_control) |
| 989 | #define VIDIOC_G_AUDIO_OLD _IOWR ('V', 33, struct v4l2_audio) |
| 990 | #define VIDIOC_G_AUDOUT_OLD _IOWR ('V', 49, struct v4l2_audioout) |
| 991 | #define VIDIOC_CROPCAP_OLD _IOR ('V', 58, struct v4l2_cropcap) |
| 992 | |
| 993 | #define BASE_VIDIOC_PRIVATE 192 /* 192-255 are private */ |
| 994 | |
| 995 | |
| 996 | #ifdef __KERNEL__ |
| 997 | /* |
| 998 | * |
| 999 | * V 4 L 2 D R I V E R H E L P E R A P I |
| 1000 | * |
| 1001 | * Some commonly needed functions for drivers (v4l2-common.o module) |
| 1002 | */ |
| 1003 | #include <linux/fs.h> |
| 1004 | |
| 1005 | /* Video standard functions */ |
| 1006 | extern unsigned int v4l2_video_std_fps(struct v4l2_standard *vs); |
| 1007 | extern int v4l2_video_std_construct(struct v4l2_standard *vs, |
| 1008 | int id, char *name); |
| 1009 | |
| 1010 | /* prority handling */ |
| 1011 | struct v4l2_prio_state { |
| 1012 | atomic_t prios[4]; |
| 1013 | }; |
| 1014 | int v4l2_prio_init(struct v4l2_prio_state *global); |
| 1015 | int v4l2_prio_change(struct v4l2_prio_state *global, enum v4l2_priority *local, |
| 1016 | enum v4l2_priority new); |
| 1017 | int v4l2_prio_open(struct v4l2_prio_state *global, enum v4l2_priority *local); |
| 1018 | int v4l2_prio_close(struct v4l2_prio_state *global, enum v4l2_priority *local); |
| 1019 | enum v4l2_priority v4l2_prio_max(struct v4l2_prio_state *global); |
| 1020 | int v4l2_prio_check(struct v4l2_prio_state *global, enum v4l2_priority *local); |
| 1021 | |
| 1022 | /* names for fancy debug output */ |
| 1023 | extern char *v4l2_field_names[]; |
| 1024 | extern char *v4l2_type_names[]; |
| 1025 | extern char *v4l2_ioctl_names[]; |
| 1026 | |
| 1027 | /* Compatibility layer interface -- v4l1-compat module */ |
| 1028 | typedef int (*v4l2_kioctl)(struct inode *inode, struct file *file, |
| 1029 | unsigned int cmd, void *arg); |
| 1030 | int v4l_compat_translate_ioctl(struct inode *inode, struct file *file, |
| 1031 | int cmd, void *arg, v4l2_kioctl driver_ioctl); |
| 1032 | |
| 1033 | #endif /* __KERNEL__ */ |
| 1034 | #endif /* __LINUX_VIDEODEV2_H */ |
| 1035 | |
| 1036 | /* |
| 1037 | * Local variables: |
| 1038 | * c-basic-offset: 8 |
| 1039 | * End: |
| 1040 | */ |