Details | Last modification | View Log | RSS feed
| Rev | Author | Line No. | Line |
|---|---|---|---|
| 170 | giacomo | 1 | #ifndef __LINUX_VIDEODEV_H |
| 2 | #define __LINUX_VIDEODEV_H |
||
| 3 | |||
| 4 | #include <sys/types.h> |
||
| 5 | #include "drivers/compbttv.h" |
||
| 6 | |||
| 7 | #define _IOW(x,y,z) y |
||
| 8 | #define _IOR(x,y,z) y |
||
| 9 | #define _IOWR(x,y,z) y |
||
| 10 | |||
| 11 | struct video_device |
||
| 12 | { |
||
| 13 | struct module *owner; |
||
| 14 | char name[32]; |
||
| 15 | int type; /* v4l1 */ |
||
| 16 | int type2; /* v4l2 */ |
||
| 17 | int hardware; |
||
| 18 | int minor; |
||
| 19 | |||
| 20 | /* old, obsolete interface -- dropped in 2.5.x, don't use it */ |
||
| 21 | int (*open)(struct video_device *, int mode); |
||
| 22 | void (*close)(struct video_device *); |
||
| 23 | long (*read)(struct video_device *, char *, unsigned long, int noblock); |
||
| 24 | long (*write)(struct video_device *, const char *, unsigned long, int noblock); |
||
| 25 | int (*ioctl)(struct video_device *, unsigned int , void *); |
||
| 26 | int (*mmap)(struct video_device *, const char *, unsigned long); |
||
| 27 | int (*initialize)(struct video_device *); |
||
| 28 | |||
| 29 | void *priv; /* Used to be 'private' but that upsets C++ */ |
||
| 30 | |||
| 31 | /* for videodev.c intenal usage -- don't touch */ |
||
| 32 | int users; |
||
| 33 | }; |
||
| 34 | |||
| 35 | #define VIDEO_MAJOR 81 |
||
| 36 | extern int video_register_device(struct video_device *, int type, int nr); |
||
| 37 | |||
| 38 | #define VFL_TYPE_GRABBER 0 |
||
| 39 | #define VFL_TYPE_VBI 1 |
||
| 40 | #define VFL_TYPE_RADIO 2 |
||
| 41 | #define VFL_TYPE_VTX 3 |
||
| 42 | |||
| 43 | extern void video_unregister_device(struct video_device *); |
||
| 44 | |||
| 45 | #define VID_TYPE_CAPTURE 1 /* Can capture */ |
||
| 46 | #define VID_TYPE_TUNER 2 /* Can tune */ |
||
| 47 | #define VID_TYPE_TELETEXT 4 /* Does teletext */ |
||
| 48 | #define VID_TYPE_OVERLAY 8 /* Overlay onto frame buffer */ |
||
| 49 | #define VID_TYPE_CHROMAKEY 16 /* Overlay by chromakey */ |
||
| 50 | #define VID_TYPE_CLIPPING 32 /* Can clip */ |
||
| 51 | #define VID_TYPE_FRAMERAM 64 /* Uses the frame buffer memory */ |
||
| 52 | #define VID_TYPE_SCALES 128 /* Scalable */ |
||
| 53 | #define VID_TYPE_MONOCHROME 256 /* Monochrome only */ |
||
| 54 | #define VID_TYPE_SUBCAPTURE 512 /* Can capture subareas of the image */ |
||
| 55 | #define VID_TYPE_MPEG_DECODER 1024 /* Can decode MPEG streams */ |
||
| 56 | #define VID_TYPE_MPEG_ENCODER 2048 /* Can encode MPEG streams */ |
||
| 57 | #define VID_TYPE_MJPEG_DECODER 4096 /* Can decode MJPEG streams */ |
||
| 58 | #define VID_TYPE_MJPEG_ENCODER 8192 /* Can encode MJPEG streams */ |
||
| 59 | |||
| 60 | struct video_capability |
||
| 61 | { |
||
| 62 | char name[32]; |
||
| 63 | int type; |
||
| 64 | int channels; /* Num channels */ |
||
| 65 | int audios; /* Num audio devices */ |
||
| 66 | int maxwidth; /* Supported width */ |
||
| 67 | int maxheight; /* And height */ |
||
| 68 | int minwidth; /* Supported width */ |
||
| 69 | int minheight; /* And height */ |
||
| 70 | }; |
||
| 71 | |||
| 72 | |||
| 73 | struct video_channel |
||
| 74 | { |
||
| 75 | int channel; |
||
| 76 | char name[32]; |
||
| 77 | int tuners; |
||
| 78 | __u32 flags; |
||
| 79 | #define VIDEO_VC_TUNER 1 /* Channel has a tuner */ |
||
| 80 | #define VIDEO_VC_AUDIO 2 /* Channel has audio */ |
||
| 81 | __u16 type; |
||
| 82 | #define VIDEO_TYPE_TV 1 |
||
| 83 | #define VIDEO_TYPE_CAMERA 2 |
||
| 84 | __u16 norm; /* Norm set by channel */ |
||
| 85 | }; |
||
| 86 | |||
| 87 | struct video_tuner |
||
| 88 | { |
||
| 89 | int tuner; |
||
| 90 | char name[32]; |
||
| 91 | unsigned long rangelow, rangehigh; /* Tuner range */ |
||
| 92 | __u32 flags; |
||
| 93 | #define VIDEO_TUNER_PAL 1 |
||
| 94 | #define VIDEO_TUNER_NTSC 2 |
||
| 95 | #define VIDEO_TUNER_SECAM 4 |
||
| 96 | #define VIDEO_TUNER_LOW 8 /* Uses KHz not MHz */ |
||
| 97 | #define VIDEO_TUNER_NORM 16 /* Tuner can set norm */ |
||
| 98 | #define VIDEO_TUNER_STEREO_ON 128 /* Tuner is seeing stereo */ |
||
| 99 | #define VIDEO_TUNER_RDS_ON 256 /* Tuner is seeing an RDS datastream */ |
||
| 100 | #define VIDEO_TUNER_MBS_ON 512 /* Tuner is seeing an MBS datastream */ |
||
| 101 | __u16 mode; /* PAL/NTSC/SECAM/OTHER */ |
||
| 102 | #define VIDEO_MODE_PAL 0 |
||
| 103 | #define VIDEO_MODE_NTSC 1 |
||
| 104 | #define VIDEO_MODE_SECAM 2 |
||
| 105 | #define VIDEO_MODE_AUTO 3 |
||
| 106 | __u16 signal; /* Signal strength 16bit scale */ |
||
| 107 | }; |
||
| 108 | |||
| 109 | struct video_picture |
||
| 110 | { |
||
| 111 | __u16 brightness; |
||
| 112 | __u16 hue; |
||
| 113 | __u16 colour; |
||
| 114 | __u16 contrast; |
||
| 115 | __u16 whiteness; /* Black and white only */ |
||
| 116 | __u16 depth; /* Capture depth */ |
||
| 117 | __u16 palette; /* Palette in use */ |
||
| 118 | #define VIDEO_PALETTE_GREY 1 /* Linear greyscale */ |
||
| 119 | #define VIDEO_PALETTE_HI240 2 /* High 240 cube (BT848) */ |
||
| 120 | #define VIDEO_PALETTE_RGB565 3 /* 565 16 bit RGB */ |
||
| 121 | #define VIDEO_PALETTE_RGB24 4 /* 24bit RGB */ |
||
| 122 | #define VIDEO_PALETTE_RGB32 5 /* 32bit RGB */ |
||
| 123 | #define VIDEO_PALETTE_RGB555 6 /* 555 15bit RGB */ |
||
| 124 | #define VIDEO_PALETTE_YUV422 7 /* YUV422 capture */ |
||
| 125 | #define VIDEO_PALETTE_YUYV 8 |
||
| 126 | #define VIDEO_PALETTE_UYVY 9 /* The great thing about standards is ... */ |
||
| 127 | #define VIDEO_PALETTE_YUV420 10 |
||
| 128 | #define VIDEO_PALETTE_YUV411 11 /* YUV411 capture */ |
||
| 129 | #define VIDEO_PALETTE_RAW 12 /* RAW capture (BT848) */ |
||
| 130 | #define VIDEO_PALETTE_YUV422P 13 /* YUV 4:2:2 Planar */ |
||
| 131 | #define VIDEO_PALETTE_YUV411P 14 /* YUV 4:1:1 Planar */ |
||
| 132 | #define VIDEO_PALETTE_YUV420P 15 /* YUV 4:2:0 Planar */ |
||
| 133 | #define VIDEO_PALETTE_YUV410P 16 /* YUV 4:1:0 Planar */ |
||
| 134 | #define VIDEO_PALETTE_PLANAR 13 /* start of planar entries */ |
||
| 135 | #define VIDEO_PALETTE_COMPONENT 7 /* start of component entries */ |
||
| 136 | }; |
||
| 137 | |||
| 138 | struct video_audio |
||
| 139 | { |
||
| 140 | int audio; /* Audio channel */ |
||
| 141 | __u16 volume; /* If settable */ |
||
| 142 | __u16 bass, treble; |
||
| 143 | __u32 flags; |
||
| 144 | #define VIDEO_AUDIO_MUTE 1 |
||
| 145 | #define VIDEO_AUDIO_MUTABLE 2 |
||
| 146 | #define VIDEO_AUDIO_VOLUME 4 |
||
| 147 | #define VIDEO_AUDIO_BASS 8 |
||
| 148 | #define VIDEO_AUDIO_TREBLE 16 |
||
| 149 | #define VIDEO_AUDIO_BALANCE 32 |
||
| 150 | char name[16]; |
||
| 151 | #define VIDEO_SOUND_MONO 1 |
||
| 152 | #define VIDEO_SOUND_STEREO 2 |
||
| 153 | #define VIDEO_SOUND_LANG1 4 |
||
| 154 | #define VIDEO_SOUND_LANG2 8 |
||
| 155 | __u16 mode; |
||
| 156 | __u16 balance; /* Stereo balance */ |
||
| 157 | __u16 step; /* Step actual volume uses */ |
||
| 158 | }; |
||
| 159 | |||
| 160 | struct video_clip |
||
| 161 | { |
||
| 162 | __s32 x,y; |
||
| 163 | __s32 width, height; |
||
| 164 | struct video_clip *next; /* For user use/driver use only */ |
||
| 165 | }; |
||
| 166 | |||
| 167 | struct video_window |
||
| 168 | { |
||
| 169 | __u32 x,y; /* Position of window */ |
||
| 170 | __u32 width,height; /* Its size */ |
||
| 171 | __u32 chromakey; |
||
| 172 | __u32 flags; |
||
| 173 | struct video_clip *clips; /* Set only */ |
||
| 174 | int clipcount; |
||
| 175 | #define VIDEO_WINDOW_INTERLACE 1 |
||
| 176 | #define VIDEO_WINDOW_CHROMAKEY 16 /* Overlay by chromakey */ |
||
| 177 | #define VIDEO_CLIP_BITMAP -1 |
||
| 178 | /* bitmap is 1024x625, a '1' bit represents a clipped pixel */ |
||
| 179 | #define VIDEO_CLIPMAP_SIZE (128 * 625) |
||
| 180 | }; |
||
| 181 | |||
| 182 | struct video_capture |
||
| 183 | { |
||
| 184 | __u32 x,y; /* Offsets into image */ |
||
| 185 | __u32 width, height; /* Area to capture */ |
||
| 186 | __u16 decimation; /* Decimation divider */ |
||
| 187 | __u16 flags; /* Flags for capture */ |
||
| 188 | #define VIDEO_CAPTURE_ODD 0 /* Temporal */ |
||
| 189 | #define VIDEO_CAPTURE_EVEN 1 |
||
| 190 | }; |
||
| 191 | |||
| 192 | struct video_buffer |
||
| 193 | { |
||
| 194 | void *base; |
||
| 195 | int height,width; |
||
| 196 | int depth; |
||
| 197 | int bytesperline; |
||
| 198 | }; |
||
| 199 | |||
| 200 | struct video_mmap |
||
| 201 | { |
||
| 202 | unsigned int frame; /* Frame (0 - n) for double buffer */ |
||
| 203 | int height,width; |
||
| 204 | unsigned int format; /* should be VIDEO_PALETTE_* */ |
||
| 205 | }; |
||
| 206 | |||
| 207 | struct video_key |
||
| 208 | { |
||
| 209 | __u8 key[8]; |
||
| 210 | __u32 flags; |
||
| 211 | }; |
||
| 212 | |||
| 213 | |||
| 214 | #define VIDEO_MAX_FRAME 32 |
||
| 215 | |||
| 216 | struct video_mbuf |
||
| 217 | { |
||
| 218 | int size; /* Total memory to map */ |
||
| 219 | int frames; /* Frames */ |
||
| 220 | int offsets[VIDEO_MAX_FRAME]; |
||
| 221 | }; |
||
| 222 | |||
| 223 | |||
| 224 | #define VIDEO_NO_UNIT (-1) |
||
| 225 | |||
| 226 | |||
| 227 | struct video_unit |
||
| 228 | { |
||
| 229 | int video; /* Video minor */ |
||
| 230 | int vbi; /* VBI minor */ |
||
| 231 | int radio; /* Radio minor */ |
||
| 232 | int audio; /* Audio minor */ |
||
| 233 | int teletext; /* Teletext minor */ |
||
| 234 | }; |
||
| 235 | |||
| 236 | struct vbi_format { |
||
| 237 | __u32 sampling_rate; /* in Hz */ |
||
| 238 | __u32 samples_per_line; |
||
| 239 | __u32 sample_format; /* VIDEO_PALETTE_RAW only (1 byte) */ |
||
| 240 | __s32 start[2]; /* starting line for each frame */ |
||
| 241 | __u32 count[2]; /* count of lines for each frame */ |
||
| 242 | __u32 flags; |
||
| 243 | #define VBI_UNSYNC 1 /* can distingues between top/bottom field */ |
||
| 244 | #define VBI_INTERLACED 2 /* lines are interlaced */ |
||
| 245 | }; |
||
| 246 | |||
| 247 | /* video_info is biased towards hardware mpeg encode/decode */ |
||
| 248 | /* but it could apply generically to any hardware compressor/decompressor */ |
||
| 249 | struct video_info |
||
| 250 | { |
||
| 251 | __u32 frame_count; /* frames output since decode/encode began */ |
||
| 252 | __u32 h_size; /* current unscaled horizontal size */ |
||
| 253 | __u32 v_size; /* current unscaled veritcal size */ |
||
| 254 | __u32 smpte_timecode; /* current SMPTE timecode (for current GOP) */ |
||
| 255 | __u32 picture_type; /* current picture type */ |
||
| 256 | __u32 temporal_reference; /* current temporal reference */ |
||
| 257 | __u8 user_data[256]; /* user data last found in compressed stream */ |
||
| 258 | /* user_data[0] contains user data flags, user_data[1] has count */ |
||
| 259 | }; |
||
| 260 | |||
| 261 | /* generic structure for setting playback modes */ |
||
| 262 | struct video_play_mode |
||
| 263 | { |
||
| 264 | int mode; |
||
| 265 | int p1; |
||
| 266 | int p2; |
||
| 267 | }; |
||
| 268 | |||
| 269 | /* for loading microcode / fpga programming */ |
||
| 270 | struct video_code |
||
| 271 | { |
||
| 272 | char loadwhat[16]; /* name or tag of file being passed */ |
||
| 273 | int datasize; |
||
| 274 | __u8 *data; |
||
| 275 | }; |
||
| 276 | |||
| 277 | #define VIDIOCGCAP _IOR('v',1,struct video_capability) /* Get capabilities */ |
||
| 278 | #define VIDIOCGCHAN _IOWR('v',2,struct video_channel) /* Get channel info (sources) */ |
||
| 279 | #define VIDIOCSCHAN _IOW('v',3,struct video_channel) /* Set channel */ |
||
| 280 | #define VIDIOCGTUNER _IOWR('v',4,struct video_tuner) /* Get tuner abilities */ |
||
| 281 | #define VIDIOCSTUNER _IOW('v',5,struct video_tuner) /* Tune the tuner for the current channel */ |
||
| 282 | #define VIDIOCGPICT _IOR('v',6,struct video_picture) /* Get picture properties */ |
||
| 283 | #define VIDIOCSPICT _IOW('v',7,struct video_picture) /* Set picture properties */ |
||
| 284 | #define VIDIOCCAPTURE _IOW('v',8,int) /* Start, end capture */ |
||
| 285 | #define VIDIOCGWIN _IOR('v',9, struct video_window) /* Get the video overlay window */ |
||
| 286 | #define VIDIOCSWIN _IOW('v',10, struct video_window) /* Set the video overlay window - passes clip list for hardware smarts , chromakey etc */ |
||
| 287 | #define VIDIOCGFBUF _IOR('v',11, struct video_buffer) /* Get frame buffer */ |
||
| 288 | #define VIDIOCSFBUF _IOW('v',12, struct video_buffer) /* Set frame buffer - root only */ |
||
| 289 | #define VIDIOCKEY _IOR('v',13, struct video_key) /* Video key event - to dev 255 is to all - cuts capture on all DMA windows with this key (0xFFFFFFFF == all) */ |
||
| 290 | #define VIDIOCGFREQ _IOR('v',14, unsigned long) /* Set tuner */ |
||
| 291 | #define VIDIOCSFREQ _IOW('v',15, unsigned long) /* Set tuner */ |
||
| 292 | #define VIDIOCGAUDIO _IOR('v',16, struct video_audio) /* Get audio info */ |
||
| 293 | #define VIDIOCSAUDIO _IOW('v',17, struct video_audio) /* Audio source, mute etc */ |
||
| 294 | #define VIDIOCSYNC _IOW('v',18, int) /* Sync with mmap grabbing */ |
||
| 295 | #define VIDIOCMCAPTURE _IOW('v',19, struct video_mmap) /* Grab frames */ |
||
| 296 | #define VIDIOCGMBUF _IOR('v',20, struct video_mbuf) /* Memory map buffer info */ |
||
| 297 | #define VIDIOCGUNIT _IOR('v',21, struct video_unit) /* Get attached units */ |
||
| 298 | #define VIDIOCGCAPTURE _IOR('v',22, struct video_capture) /* Get subcapture */ |
||
| 299 | #define VIDIOCSCAPTURE _IOW('v',23, struct video_capture) /* Set subcapture */ |
||
| 300 | #define VIDIOCSPLAYMODE _IOW('v',24, struct video_play_mode) /* Set output video mode/feature */ |
||
| 301 | #define VIDIOCSWRITEMODE _IOW('v',25, int) /* Set write mode */ |
||
| 302 | #define VIDIOCGPLAYINFO _IOR('v',26, struct video_info) /* Get current playback info from hardware */ |
||
| 303 | #define VIDIOCSMICROCODE _IOW('v',27, struct video_code) /* Load microcode into hardware */ |
||
| 304 | #define VIDIOCGVBIFMT _IOR('v',28, struct vbi_format) /* Get VBI information */ |
||
| 305 | #define VIDIOCSVBIFMT _IOW('v',29, struct vbi_format) /* Set VBI information */ |
||
| 306 | |||
| 307 | |||
| 308 | #define BASE_VIDIOCPRIVATE 192 /* 192-255 are private */ |
||
| 309 | |||
| 310 | /* VIDIOCSWRITEMODE */ |
||
| 311 | #define VID_WRITE_MPEG_AUD 0 |
||
| 312 | #define VID_WRITE_MPEG_VID 1 |
||
| 313 | #define VID_WRITE_OSD 2 |
||
| 314 | #define VID_WRITE_TTX 3 |
||
| 315 | #define VID_WRITE_CC 4 |
||
| 316 | #define VID_WRITE_MJPEG 5 |
||
| 317 | |||
| 318 | /* VIDIOCSPLAYMODE */ |
||
| 319 | #define VID_PLAY_VID_OUT_MODE 0 |
||
| 320 | /* p1: = VIDEO_MODE_PAL, VIDEO_MODE_NTSC, etc ... */ |
||
| 321 | #define VID_PLAY_GENLOCK 1 |
||
| 322 | /* p1: 0 = OFF, 1 = ON */ |
||
| 323 | /* p2: GENLOCK FINE DELAY value */ |
||
| 324 | #define VID_PLAY_NORMAL 2 |
||
| 325 | #define VID_PLAY_PAUSE 3 |
||
| 326 | #define VID_PLAY_SINGLE_FRAME 4 |
||
| 327 | #define VID_PLAY_FAST_FORWARD 5 |
||
| 328 | #define VID_PLAY_SLOW_MOTION 6 |
||
| 329 | #define VID_PLAY_IMMEDIATE_NORMAL 7 |
||
| 330 | #define VID_PLAY_SWITCH_CHANNELS 8 |
||
| 331 | #define VID_PLAY_FREEZE_FRAME 9 |
||
| 332 | #define VID_PLAY_STILL_MODE 10 |
||
| 333 | #define VID_PLAY_MASTER_MODE 11 |
||
| 334 | /* p1: see below */ |
||
| 335 | #define VID_PLAY_MASTER_NONE 1 |
||
| 336 | #define VID_PLAY_MASTER_VIDEO 2 |
||
| 337 | #define VID_PLAY_MASTER_AUDIO 3 |
||
| 338 | #define VID_PLAY_ACTIVE_SCANLINES 12 |
||
| 339 | /* p1 = first active; p2 = last active */ |
||
| 340 | #define VID_PLAY_RESET 13 |
||
| 341 | #define VID_PLAY_END_MARK 14 |
||
| 342 | |||
| 343 | |||
| 344 | |||
| 345 | #define VID_HARDWARE_BT848 1 |
||
| 346 | #define VID_HARDWARE_QCAM_BW 2 |
||
| 347 | #define VID_HARDWARE_PMS 3 |
||
| 348 | #define VID_HARDWARE_QCAM_C 4 |
||
| 349 | #define VID_HARDWARE_PSEUDO 5 |
||
| 350 | #define VID_HARDWARE_SAA5249 6 |
||
| 351 | #define VID_HARDWARE_AZTECH 7 |
||
| 352 | #define VID_HARDWARE_SF16MI 8 |
||
| 353 | #define VID_HARDWARE_RTRACK 9 |
||
| 354 | #define VID_HARDWARE_ZOLTRIX 10 |
||
| 355 | #define VID_HARDWARE_SAA7146 11 |
||
| 356 | #define VID_HARDWARE_VIDEUM 12 /* Reserved for Winnov videum */ |
||
| 357 | #define VID_HARDWARE_RTRACK2 13 |
||
| 358 | #define VID_HARDWARE_PERMEDIA2 14 /* Reserved for Permedia2 */ |
||
| 359 | #define VID_HARDWARE_RIVA128 15 /* Reserved for RIVA 128 */ |
||
| 360 | #define VID_HARDWARE_PLANB 16 /* PowerMac motherboard video-in */ |
||
| 361 | #define VID_HARDWARE_BROADWAY 17 /* Broadway project */ |
||
| 362 | #define VID_HARDWARE_GEMTEK 18 |
||
| 363 | #define VID_HARDWARE_TYPHOON 19 |
||
| 364 | #define VID_HARDWARE_VINO 20 /* SGI Indy Vino */ |
||
| 365 | #define VID_HARDWARE_CADET 21 /* Cadet radio */ |
||
| 366 | #define VID_HARDWARE_TRUST 22 /* Trust FM Radio */ |
||
| 367 | #define VID_HARDWARE_TERRATEC 23 /* TerraTec ActiveRadio */ |
||
| 368 | #define VID_HARDWARE_CPIA 24 |
||
| 369 | #define VID_HARDWARE_ZR36120 25 /* Zoran ZR36120/ZR36125 */ |
||
| 370 | #define VID_HARDWARE_ZR36067 26 /* Zoran ZR36067/36060 */ |
||
| 371 | #define VID_HARDWARE_OV511 27 |
||
| 372 | #define VID_HARDWARE_ZR356700 28 /* Zoran 36700 series */ |
||
| 373 | #define VID_HARDWARE_W9966 29 |
||
| 374 | #define VID_HARDWARE_SE401 30 /* SE401 USB webcams */ |
||
| 375 | #define VID_HARDWARE_PWC 31 /* Philips webcams */ |
||
| 376 | #define VID_HARDWARE_MEYE 32 /* Sony Vaio MotionEye cameras */ |
||
| 377 | #define VID_HARDWARE_CPIA2 33 |
||
| 378 | |||
| 379 | #endif /* __LINUX_VIDEODEV_H */ |
||
| 380 | |||
| 381 | /* |
||
| 382 | * Local variables: |
||
| 383 | * c-basic-offset: 8 |
||
| 384 | * End: |
||
| 385 | */ |