1/* 2 * This header comes from linux, but it has no license. The author 3 * (Alan Cox @ Redhat) gave explicit permissions to use it in FreeBSD. 4 * The FreeBSD vendor branch for v4l gives a more detailed description 5 * about this in the README. 6 * 7 * $FreeBSD$ 8 */ 9 10#ifndef __LINUX_VIDEODEV_H 11#define __LINUX_VIDEODEV_H 12 13#include <sys/types.h> 14typedef int32_t __s32; 15typedef uint32_t __u32; 16typedef uint16_t __u16; 17typedef uint8_t __u8; 18 19#if 0 20#define HAVE_V4L1 1 21 22#include <linux/videodev2.h> 23#endif 24 25#define VID_TYPE_CAPTURE 1 /* Can capture */ 26#define VID_TYPE_TUNER 2 /* Can tune */ 27#define VID_TYPE_TELETEXT 4 /* Does teletext */ 28#define VID_TYPE_OVERLAY 8 /* Overlay onto frame buffer */ 29#define VID_TYPE_CHROMAKEY 16 /* Overlay by chromakey */ 30#define VID_TYPE_CLIPPING 32 /* Can clip */ 31#define VID_TYPE_FRAMERAM 64 /* Uses the frame buffer memory */ 32#define VID_TYPE_SCALES 128 /* Scalable */ 33#define VID_TYPE_MONOCHROME 256 /* Monochrome only */ 34#define VID_TYPE_SUBCAPTURE 512 /* Can capture subareas of the image */ 35#define VID_TYPE_MPEG_DECODER 1024 /* Can decode MPEG streams */ 36#define VID_TYPE_MPEG_ENCODER 2048 /* Can encode MPEG streams */ 37#define VID_TYPE_MJPEG_DECODER 4096 /* Can decode MJPEG streams */ 38#define VID_TYPE_MJPEG_ENCODER 8192 /* Can encode MJPEG streams */ 39 40struct video_capability 41{ 42 char name[32]; 43 int type; 44 int channels; /* Num channels */ 45 int audios; /* Num audio devices */ 46 int maxwidth; /* Supported width */ 47 int maxheight; /* And height */ 48 int minwidth; /* Supported width */ 49 int minheight; /* And height */ 50}; 51 52 53struct video_channel 54{ 55 int channel; 56 char name[32]; 57 int tuners; 58 __u32 flags; 59#define VIDEO_VC_TUNER 1 /* Channel has a tuner */ 60#define VIDEO_VC_AUDIO 2 /* Channel has audio */ 61 __u16 type; 62#define VIDEO_TYPE_TV 1 63#define VIDEO_TYPE_CAMERA 2 64 __u16 norm; /* Norm set by channel */ 65}; 66 67struct video_tuner 68{ 69 int tuner; 70 char name[32]; 71 unsigned long rangelow, rangehigh; /* Tuner range */ 72 __u32 flags; 73#define VIDEO_TUNER_PAL 1 74#define VIDEO_TUNER_NTSC 2 75#define VIDEO_TUNER_SECAM 4 76#define VIDEO_TUNER_LOW 8 /* Uses KHz not MHz */ 77#define VIDEO_TUNER_NORM 16 /* Tuner can set norm */ 78#define VIDEO_TUNER_STEREO_ON 128 /* Tuner is seeing stereo */ 79#define VIDEO_TUNER_RDS_ON 256 /* Tuner is seeing an RDS datastream */ 80#define VIDEO_TUNER_MBS_ON 512 /* Tuner is seeing an MBS datastream */ 81 __u16 mode; /* PAL/NTSC/SECAM/OTHER */ 82#define VIDEO_MODE_PAL 0 83#define VIDEO_MODE_NTSC 1 84#define VIDEO_MODE_SECAM 2 85#define VIDEO_MODE_AUTO 3 86 __u16 signal; /* Signal strength 16bit scale */ 87}; 88 89struct video_picture 90{ 91 __u16 brightness; 92 __u16 hue; 93 __u16 colour; 94 __u16 contrast; 95 __u16 whiteness; /* Black and white only */ 96 __u16 depth; /* Capture depth */ 97 __u16 palette; /* Palette in use */ 98#define VIDEO_PALETTE_GREY 1 /* Linear greyscale */ 99#define VIDEO_PALETTE_HI240 2 /* High 240 cube (BT848) */ 100#define VIDEO_PALETTE_RGB565 3 /* 565 16 bit RGB */ 101#define VIDEO_PALETTE_RGB24 4 /* 24bit RGB */ 102#define VIDEO_PALETTE_RGB32 5 /* 32bit RGB */ 103#define VIDEO_PALETTE_RGB555 6 /* 555 15bit RGB */ 104#define VIDEO_PALETTE_YUV422 7 /* YUV422 capture */ 105#define VIDEO_PALETTE_YUYV 8 106#define VIDEO_PALETTE_UYVY 9 /* The great thing about standards is ... */ 107#define VIDEO_PALETTE_YUV420 10 108#define VIDEO_PALETTE_YUV411 11 /* YUV411 capture */ 109#define VIDEO_PALETTE_RAW 12 /* RAW capture (BT848) */ 110#define VIDEO_PALETTE_YUV422P 13 /* YUV 4:2:2 Planar */ 111#define VIDEO_PALETTE_YUV411P 14 /* YUV 4:1:1 Planar */ 112#define VIDEO_PALETTE_YUV420P 15 /* YUV 4:2:0 Planar */ 113#define VIDEO_PALETTE_YUV410P 16 /* YUV 4:1:0 Planar */ 114#define VIDEO_PALETTE_PLANAR 13 /* start of planar entries */ 115#define VIDEO_PALETTE_COMPONENT 7 /* start of component entries */ 116}; 117 118struct video_audio 119{ 120 int audio; /* Audio channel */ 121 __u16 volume; /* If settable */ 122 __u16 bass, treble; 123 __u32 flags; 124#define VIDEO_AUDIO_MUTE 1 125#define VIDEO_AUDIO_MUTABLE 2 126#define VIDEO_AUDIO_VOLUME 4 127#define VIDEO_AUDIO_BASS 8 128#define VIDEO_AUDIO_TREBLE 16 129#define VIDEO_AUDIO_BALANCE 32 130 char name[16]; 131#define VIDEO_SOUND_MONO 1 132#define VIDEO_SOUND_STEREO 2 133#define VIDEO_SOUND_LANG1 4 134#define VIDEO_SOUND_LANG2 8 135 __u16 mode; 136 __u16 balance; /* Stereo balance */ 137 __u16 step; /* Step actual volume uses */ 138}; 139 140struct video_clip 141{ 142 __s32 x,y; 143 __s32 width, height; 144 struct video_clip *next; /* For user use/driver use only */ 145}; 146 147struct video_window 148{ 149 __u32 x,y; /* Position of window */ 150 __u32 width,height; /* Its size */ 151 __u32 chromakey; 152 __u32 flags; 153 struct video_clip *clips; /* Set only */ 154 int clipcount; 155#define VIDEO_WINDOW_INTERLACE 1 156#define VIDEO_WINDOW_CHROMAKEY 16 /* Overlay by chromakey */ 157#define VIDEO_CLIP_BITMAP -1 158/* bitmap is 1024x625, a '1' bit represents a clipped pixel */ 159#define VIDEO_CLIPMAP_SIZE (128 * 625) 160}; 161 162struct video_capture 163{ 164 __u32 x,y; /* Offsets into image */ 165 __u32 width, height; /* Area to capture */ 166 __u16 decimation; /* Decimation divider */ 167 __u16 flags; /* Flags for capture */ 168#define VIDEO_CAPTURE_ODD 0 /* Temporal */ 169#define VIDEO_CAPTURE_EVEN 1 170}; 171 172struct video_buffer 173{ 174 void *base; 175 int height,width; 176 int depth; 177 int bytesperline; 178}; 179 180struct video_mmap 181{ 182 unsigned int frame; /* Frame (0 - n) for double buffer */ 183 int height,width; 184 unsigned int format; /* should be VIDEO_PALETTE_* */ 185}; 186 187struct video_key 188{ 189 __u8 key[8]; 190 __u32 flags; 191}; 192 193#define VIDEO_MAX_FRAME 32 194 195struct video_mbuf 196{ 197 int size; /* Total memory to map */ 198 int frames; /* Frames */ 199 int offsets[VIDEO_MAX_FRAME]; 200}; 201 202#define VIDEO_NO_UNIT (-1) 203 204struct video_unit 205{ 206 int video; /* Video minor */ 207 int vbi; /* VBI minor */ 208 int radio; /* Radio minor */ 209 int audio; /* Audio minor */ 210 int teletext; /* Teletext minor */ 211}; 212 213struct vbi_format { 214 __u32 sampling_rate; /* in Hz */ 215 __u32 samples_per_line; 216 __u32 sample_format; /* VIDEO_PALETTE_RAW only (1 byte) */ 217 __s32 start[2]; /* starting line for each frame */ 218 __u32 count[2]; /* count of lines for each frame */ 219 __u32 flags; 220#define VBI_UNSYNC 1 /* can distingues between top/bottom field */ 221#define VBI_INTERLACED 2 /* lines are interlaced */ 222}; 223 224/* video_info is biased towards hardware mpeg encode/decode */ 225/* but it could apply generically to any hardware compressor/decompressor */ 226struct video_info 227{ 228 __u32 frame_count; /* frames output since decode/encode began */ 229 __u32 h_size; /* current unscaled horizontal size */ 230 __u32 v_size; /* current unscaled veritcal size */ 231 __u32 smpte_timecode; /* current SMPTE timecode (for current GOP) */ 232 __u32 picture_type; /* current picture type */ 233 __u32 temporal_reference; /* current temporal reference */ 234 __u8 user_data[256]; /* user data last found in compressed stream */ 235 /* user_data[0] contains user data flags, user_data[1] has count */ 236}; 237 238/* generic structure for setting playback modes */ 239struct video_play_mode 240{ 241 int mode; 242 int p1; 243 int p2; 244}; 245 246/* for loading microcode / fpga programming */ 247struct video_code 248{ 249 char loadwhat[16]; /* name or tag of file being passed */ 250 int datasize; 251 __u8 *data; 252}; 253 254#define VIDIOCGCAP _IOR('v',1,struct video_capability) /* Get capabilities */ 255#define VIDIOCGCHAN _IOWR('v',2,struct video_channel) /* Get channel info (sources) */ 256#define VIDIOCSCHAN _IOW('v',3,struct video_channel) /* Set channel */ 257#define VIDIOCGTUNER _IOWR('v',4,struct video_tuner) /* Get tuner abilities */ 258#define VIDIOCSTUNER _IOW('v',5,struct video_tuner) /* Tune the tuner for the current channel */ 259#define VIDIOCGPICT _IOR('v',6,struct video_picture) /* Get picture properties */ 260#define VIDIOCSPICT _IOW('v',7,struct video_picture) /* Set picture properties */ 261#define VIDIOCCAPTURE _IOW('v',8,int) /* Start, end capture */ 262#define VIDIOCGWIN _IOR('v',9, struct video_window) /* Get the video overlay window */ 263#define VIDIOCSWIN _IOW('v',10, struct video_window) /* Set the video overlay window - passes clip list for hardware smarts , chromakey etc */ 264#define VIDIOCGFBUF _IOR('v',11, struct video_buffer) /* Get frame buffer */ 265#define VIDIOCSFBUF _IOW('v',12, struct video_buffer) /* Set frame buffer - root only */ 266#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) */ 267#define VIDIOCGFREQ _IOR('v',14, unsigned long) /* Set tuner */ 268#define VIDIOCSFREQ _IOW('v',15, unsigned long) /* Set tuner */ 269#define VIDIOCGAUDIO _IOR('v',16, struct video_audio) /* Get audio info */ 270#define VIDIOCSAUDIO _IOW('v',17, struct video_audio) /* Audio source, mute etc */ 271#define VIDIOCSYNC _IOW('v',18, int) /* Sync with mmap grabbing */ 272#define VIDIOCMCAPTURE _IOW('v',19, struct video_mmap) /* Grab frames */ 273#define VIDIOCGMBUF _IOR('v',20, struct video_mbuf) /* Memory map buffer info */ 274#define VIDIOCGUNIT _IOR('v',21, struct video_unit) /* Get attached units */ 275#define VIDIOCGCAPTURE _IOR('v',22, struct video_capture) /* Get subcapture */ 276#define VIDIOCSCAPTURE _IOW('v',23, struct video_capture) /* Set subcapture */ 277#define VIDIOCSPLAYMODE _IOW('v',24, struct video_play_mode) /* Set output video mode/feature */ 278#define VIDIOCSWRITEMODE _IOW('v',25, int) /* Set write mode */ 279#define VIDIOCGPLAYINFO _IOR('v',26, struct video_info) /* Get current playback info from hardware */ 280#define VIDIOCSMICROCODE _IOW('v',27, struct video_code) /* Load microcode into hardware */ 281#define VIDIOCGVBIFMT _IOR('v',28, struct vbi_format) /* Get VBI information */ 282#define VIDIOCSVBIFMT _IOW('v',29, struct vbi_format) /* Set VBI information */ 283 284 285#define BASE_VIDIOCPRIVATE 192 /* 192-255 are private */ 286 287/* VIDIOCSWRITEMODE */ 288#define VID_WRITE_MPEG_AUD 0 289#define VID_WRITE_MPEG_VID 1 290#define VID_WRITE_OSD 2 291#define VID_WRITE_TTX 3 292#define VID_WRITE_CC 4 293#define VID_WRITE_MJPEG 5 294 295/* VIDIOCSPLAYMODE */ 296#define VID_PLAY_VID_OUT_MODE 0 297 /* p1: = VIDEO_MODE_PAL, VIDEO_MODE_NTSC, etc ... */ 298#define VID_PLAY_GENLOCK 1 299 /* p1: 0 = OFF, 1 = ON */ 300 /* p2: GENLOCK FINE DELAY value */ 301#define VID_PLAY_NORMAL 2 302#define VID_PLAY_PAUSE 3 303#define VID_PLAY_SINGLE_FRAME 4 304#define VID_PLAY_FAST_FORWARD 5 305#define VID_PLAY_SLOW_MOTION 6 306#define VID_PLAY_IMMEDIATE_NORMAL 7 307#define VID_PLAY_SWITCH_CHANNELS 8 308#define VID_PLAY_FREEZE_FRAME 9 309#define VID_PLAY_STILL_MODE 10 310#define VID_PLAY_MASTER_MODE 11 311 /* p1: see below */ 312#define VID_PLAY_MASTER_NONE 1 313#define VID_PLAY_MASTER_VIDEO 2 314#define VID_PLAY_MASTER_AUDIO 3 315#define VID_PLAY_ACTIVE_SCANLINES 12 316 /* p1 = first active; p2 = last active */ 317#define VID_PLAY_RESET 13 318#define VID_PLAY_END_MARK 14 319 320 321 322#define VID_HARDWARE_BT848 1 323#define VID_HARDWARE_QCAM_BW 2 324#define VID_HARDWARE_PMS 3 325#define VID_HARDWARE_QCAM_C 4 326#define VID_HARDWARE_PSEUDO 5 327#define VID_HARDWARE_SAA5249 6 328#define VID_HARDWARE_AZTECH 7 329#define VID_HARDWARE_SF16MI 8 330#define VID_HARDWARE_RTRACK 9 331#define VID_HARDWARE_ZOLTRIX 10 332#define VID_HARDWARE_SAA7146 11 333#define VID_HARDWARE_VIDEUM 12 /* Reserved for Winnov videum */ 334#define VID_HARDWARE_RTRACK2 13 335#define VID_HARDWARE_PERMEDIA2 14 /* Reserved for Permedia2 */ 336#define VID_HARDWARE_RIVA128 15 /* Reserved for RIVA 128 */ 337#define VID_HARDWARE_PLANB 16 /* PowerMac motherboard video-in */ 338#define VID_HARDWARE_BROADWAY 17 /* Broadway project */ 339#define VID_HARDWARE_GEMTEK 18 340#define VID_HARDWARE_TYPHOON 19 341#define VID_HARDWARE_VINO 20 /* SGI Indy Vino */ 342#define VID_HARDWARE_CADET 21 /* Cadet radio */ 343#define VID_HARDWARE_TRUST 22 /* Trust FM Radio */ 344#define VID_HARDWARE_TERRATEC 23 /* TerraTec ActiveRadio */ 345#define VID_HARDWARE_CPIA 24 346#define VID_HARDWARE_ZR36120 25 /* Zoran ZR36120/ZR36125 */ 347#define VID_HARDWARE_ZR36067 26 /* Zoran ZR36067/36060 */ 348#define VID_HARDWARE_OV511 27 349#define VID_HARDWARE_ZR356700 28 /* Zoran 36700 series */ 350#define VID_HARDWARE_W9966 29 351#define VID_HARDWARE_SE401 30 /* SE401 USB webcams */ 352#define VID_HARDWARE_PWC 31 /* Philips webcams */ 353#define VID_HARDWARE_MEYE 32 /* Sony Vaio MotionEye cameras */ 354#define VID_HARDWARE_CPIA2 33 355#define VID_HARDWARE_VICAM 34 356#define VID_HARDWARE_SF16FMR2 35 357#define VID_HARDWARE_W9968CF 36 358#define VID_HARDWARE_SAA7114H 37 359#define VID_HARDWARE_SN9C102 38 360#define VID_HARDWARE_ARV 39 361#endif /* __LINUX_VIDEODEV_H */ 362 363/* 364 * Local variables: 365 * c-basic-offset: 8 366 * End: 367 */ 368