4 * Header file for v4l or V4L2 drivers and applications
6 * All kernel-specific stuff were moved to media/v4l2-dev.h, so
7 * no #if __KERNEL tests are allowed here
9 * See http://linuxtv.org for more info
11 * Author: Bill Dirks <bdirks@pacbell.net>
15 #ifndef __LINUX_VIDEODEV2_H
16 #define __LINUX_VIDEODEV2_H
18 #include <linux/time.h> /* need struct timeval */
19 #include <linux/compiler.h> /* need __user */
23 #include <linux/types.h>
28 * Common stuff for both V4L1 and V4L2
29 * Moved from videodev.h
31 #define VIDEO_MAX_FRAME 32
33 #define VID_TYPE_CAPTURE 1 /* Can capture */
34 #define VID_TYPE_TUNER 2 /* Can tune */
35 #define VID_TYPE_TELETEXT 4 /* Does teletext */
36 #define VID_TYPE_OVERLAY 8 /* Overlay onto frame buffer */
37 #define VID_TYPE_CHROMAKEY 16 /* Overlay by chromakey */
38 #define VID_TYPE_CLIPPING 32 /* Can clip */
39 #define VID_TYPE_FRAMERAM 64 /* Uses the frame buffer memory */
40 #define VID_TYPE_SCALES 128 /* Scalable */
41 #define VID_TYPE_MONOCHROME 256 /* Monochrome only */
42 #define VID_TYPE_SUBCAPTURE 512 /* Can capture subareas of the image */
43 #define VID_TYPE_MPEG_DECODER 1024 /* Can decode MPEG streams */
44 #define VID_TYPE_MPEG_ENCODER 2048 /* Can encode MPEG streams */
45 #define VID_TYPE_MJPEG_DECODER 4096 /* Can decode MJPEG streams */
46 #define VID_TYPE_MJPEG_ENCODER 8192 /* Can encode MJPEG streams */
49 * M I S C E L L A N E O U S
52 /* Four-character-code (FOURCC) */
53 #define v4l2_fourcc(a,b,c,d)\
54 (((__u32)(a)<<0)|((__u32)(b)<<8)|((__u32)(c)<<16)|((__u32)(d)<<24))
60 V4L2_FIELD_ANY = 0, /* driver can choose from none,
61 top, bottom, interlaced
62 depending on whatever it thinks
64 V4L2_FIELD_NONE = 1, /* this device has no fields ... */
65 V4L2_FIELD_TOP = 2, /* top field only */
66 V4L2_FIELD_BOTTOM = 3, /* bottom field only */
67 V4L2_FIELD_INTERLACED = 4, /* both fields interlaced */
68 V4L2_FIELD_SEQ_TB = 5, /* both fields sequential into one
69 buffer, top-bottom order */
70 V4L2_FIELD_SEQ_BT = 6, /* same as above + bottom-top order */
71 V4L2_FIELD_ALTERNATE = 7, /* both fields alternating into
74 #define V4L2_FIELD_HAS_TOP(field) \
75 ((field) == V4L2_FIELD_TOP ||\
76 (field) == V4L2_FIELD_INTERLACED ||\
77 (field) == V4L2_FIELD_SEQ_TB ||\
78 (field) == V4L2_FIELD_SEQ_BT)
79 #define V4L2_FIELD_HAS_BOTTOM(field) \
80 ((field) == V4L2_FIELD_BOTTOM ||\
81 (field) == V4L2_FIELD_INTERLACED ||\
82 (field) == V4L2_FIELD_SEQ_TB ||\
83 (field) == V4L2_FIELD_SEQ_BT)
84 #define V4L2_FIELD_HAS_BOTH(field) \
85 ((field) == V4L2_FIELD_INTERLACED ||\
86 (field) == V4L2_FIELD_SEQ_TB ||\
87 (field) == V4L2_FIELD_SEQ_BT)
90 V4L2_BUF_TYPE_VIDEO_CAPTURE = 1,
91 V4L2_BUF_TYPE_VIDEO_OUTPUT = 2,
92 V4L2_BUF_TYPE_VIDEO_OVERLAY = 3,
93 V4L2_BUF_TYPE_VBI_CAPTURE = 4,
94 V4L2_BUF_TYPE_VBI_OUTPUT = 5,
96 /* Experimental Sliced VBI */
97 V4L2_BUF_TYPE_SLICED_VBI_CAPTURE = 6,
98 V4L2_BUF_TYPE_SLICED_VBI_OUTPUT = 7,
100 V4L2_BUF_TYPE_PRIVATE = 0x80,
103 enum v4l2_ctrl_type {
104 V4L2_CTRL_TYPE_INTEGER = 1,
105 V4L2_CTRL_TYPE_BOOLEAN = 2,
106 V4L2_CTRL_TYPE_MENU = 3,
107 V4L2_CTRL_TYPE_BUTTON = 4,
110 enum v4l2_tuner_type {
111 V4L2_TUNER_RADIO = 1,
112 V4L2_TUNER_ANALOG_TV = 2,
113 V4L2_TUNER_DIGITAL_TV = 3,
117 V4L2_MEMORY_MMAP = 1,
118 V4L2_MEMORY_USERPTR = 2,
119 V4L2_MEMORY_OVERLAY = 3,
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,
127 /* 1125-Line (US) HDTV */
128 V4L2_COLORSPACE_SMPTE240M = 2,
130 /* HD and modern captures. */
131 V4L2_COLORSPACE_REC709 = 3,
133 /* broken BT878 extents (601, luma range 16-253 instead of 16-235) */
134 V4L2_COLORSPACE_BT878 = 4,
136 /* These should be useful. Assume 601 extents. */
137 V4L2_COLORSPACE_470_SYSTEM_M = 5,
138 V4L2_COLORSPACE_470_SYSTEM_BG = 6,
140 /* I know there will be cameras that send this. So, this is
141 * unspecified chromaticities and full 0-255 on each of the
144 V4L2_COLORSPACE_JPEG = 7,
146 /* For RGB colourspaces, this is probably a good start. */
147 V4L2_COLORSPACE_SRGB = 8,
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,
171 * D R I V E R C A P A B I L I T I E S
173 struct v4l2_capability
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 */
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 */
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 */
193 #define V4L2_CAP_RDS_CAPTURE 0x00000100 /* RDS data capture */
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 */
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 */
204 * V I D E O I M A G E F O R M A T
206 struct v4l2_pix_format
211 enum v4l2_field field;
212 __u32 bytesperline; /* for padding, zero if unused */
214 enum v4l2_colorspace colorspace;
215 __u32 priv; /* private data, depends on pixelformat */
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 */
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 */
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 */
247 /* see http://www.siliconimaging.com/RGB%20Bayer.htm */
248 #define V4L2_PIX_FMT_SBGGR8 v4l2_fourcc('B','A','8','1') /* 8 BGBG.. GRGR.. */
250 /* compressed formats */
251 #define V4L2_PIX_FMT_MJPEG v4l2_fourcc('M','J','P','G') /* Motion-JPEG */
252 #define V4L2_PIX_FMT_JPEG v4l2_fourcc('J','P','E','G') /* JFIF JPEG */
253 #define V4L2_PIX_FMT_DV v4l2_fourcc('d','v','s','d') /* 1394 */
254 #define V4L2_PIX_FMT_MPEG v4l2_fourcc('M','P','E','G') /* MPEG */
256 /* Vendor-specific formats */
257 #define V4L2_PIX_FMT_WNVA v4l2_fourcc('W','N','V','A') /* Winnov hw compress */
258 #define V4L2_PIX_FMT_SN9C10X v4l2_fourcc('S','9','1','0') /* SN9C10x compression */
259 #define V4L2_PIX_FMT_PWC1 v4l2_fourcc('P','W','C','1') /* pwc older webcam */
260 #define V4L2_PIX_FMT_PWC2 v4l2_fourcc('P','W','C','2') /* pwc newer webcam */
261 #define V4L2_PIX_FMT_ET61X251 v4l2_fourcc('E','6','2','5') /* ET61X251 compression */
264 * F O R M A T E N U M E R A T I O N
268 __u32 index; /* Format number */
269 enum v4l2_buf_type type; /* buffer type */
271 __u8 description[32]; /* Description string */
272 __u32 pixelformat; /* Format fourcc */
276 #define V4L2_FMT_FLAG_COMPRESSED 0x0001
293 #define V4L2_TC_TYPE_24FPS 1
294 #define V4L2_TC_TYPE_25FPS 2
295 #define V4L2_TC_TYPE_30FPS 3
296 #define V4L2_TC_TYPE_50FPS 4
297 #define V4L2_TC_TYPE_60FPS 5
300 #define V4L2_TC_FLAG_DROPFRAME 0x0001 /* "drop-frame" mode */
301 #define V4L2_TC_FLAG_COLORFRAME 0x0002
302 #define V4L2_TC_USERBITS_field 0x000C
303 #define V4L2_TC_USERBITS_USERDEFINED 0x0000
304 #define V4L2_TC_USERBITS_8BITCHARS 0x0008
305 /* The above is based on SMPTE timecodes */
308 * 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
310 * ### WARNING: this is still work-in-progress right now, most likely
311 * ### there will be some incompatible changes.
314 enum v4l2_bitrate_mode {
315 V4L2_BITRATE_NONE = 0, /* not specified */
316 V4L2_BITRATE_CBR, /* constant bitrate */
317 V4L2_BITRATE_VBR, /* variable bitrate */
319 struct v4l2_bitrate {
320 /* rates are specified in kbit/sec */
321 enum v4l2_bitrate_mode mode;
323 __u32 target; /* use this one for CBR */
327 enum v4l2_mpeg_streamtype {
328 V4L2_MPEG_SS_1, /* MPEG-1 system stream */
329 V4L2_MPEG_PS_2, /* MPEG-2 program stream */
330 V4L2_MPEG_TS_2, /* MPEG-2 transport stream */
331 V4L2_MPEG_PS_DVD, /* MPEG-2 program stream with DVD header fixups */
333 enum v4l2_mpeg_audiotype {
334 V4L2_MPEG_AU_2_I, /* MPEG-2 layer 1 */
335 V4L2_MPEG_AU_2_II, /* MPEG-2 layer 2 */
336 V4L2_MPEG_AU_2_III, /* MPEG-2 layer 3 */
337 V4L2_MPEG_AC3, /* AC3 */
338 V4L2_MPEG_LPCM, /* LPCM */
340 enum v4l2_mpeg_videotype {
341 V4L2_MPEG_VI_1, /* MPEG-1 */
342 V4L2_MPEG_VI_2, /* MPEG-2 */
344 enum v4l2_mpeg_aspectratio {
345 V4L2_MPEG_ASPECT_SQUARE = 1, /* square pixel */
346 V4L2_MPEG_ASPECT_4_3 = 2, /* 4 : 3 */
347 V4L2_MPEG_ASPECT_16_9 = 3, /* 16 : 9 */
348 V4L2_MPEG_ASPECT_1_221 = 4, /* 1 : 2,21 */
351 struct v4l2_mpeg_compression {
353 enum v4l2_mpeg_streamtype st_type;
354 struct v4l2_bitrate st_bitrate;
356 /* transport streams */
364 __u16 reserved_1; /* align */
367 enum v4l2_mpeg_audiotype au_type;
368 struct v4l2_bitrate au_bitrate;
369 __u32 au_sample_rate;
371 __u8 reserved_2[3]; /* align */
374 enum v4l2_mpeg_videotype vi_type;
375 enum v4l2_mpeg_aspectratio vi_aspect_ratio;
376 struct v4l2_bitrate vi_bitrate;
378 __u16 vi_frames_per_gop;
379 __u16 vi_bframes_count;
381 __u8 reserved_3[3]; /* align */
386 __u32 reserved_4:30; /* align */
388 /* I don't expect the above being perfect yet ;) */
392 struct v4l2_jpegcompression
396 int APPn; /* Number of APP segment to be written,
398 int APP_len; /* Length of data in JPEG APPn segment */
399 char APP_data[60]; /* Data in the JPEG APPn segment. */
401 int COM_len; /* Length of data in JPEG COM segment */
402 char COM_data[60]; /* Data in JPEG COM segment */
404 __u32 jpeg_markers; /* Which markers should go into the JPEG
405 * output. Unless you exactly know what
406 * you do, leave them untouched.
407 * Inluding less markers will make the
408 * resulting code smaller, but there will
409 * be fewer aplications which can read it.
410 * The presence of the APP and COM marker
411 * is influenced by APP_len and COM_len
412 * ONLY, not by this property! */
414 #define V4L2_JPEG_MARKER_DHT (1<<3) /* Define Huffman Tables */
415 #define V4L2_JPEG_MARKER_DQT (1<<4) /* Define Quantization Tables */
416 #define V4L2_JPEG_MARKER_DRI (1<<5) /* Define Restart Interval */
417 #define V4L2_JPEG_MARKER_COM (1<<6) /* Comment segment */
418 #define V4L2_JPEG_MARKER_APP (1<<7) /* App segment, driver will
419 * allways use APP0 */
423 * M E M O R Y - M A P P I N G B U F F E R S
425 struct v4l2_requestbuffers
428 enum v4l2_buf_type type;
429 enum v4l2_memory memory;
436 enum v4l2_buf_type type;
439 enum v4l2_field field;
440 struct timeval timestamp;
441 struct v4l2_timecode timecode;
444 /* memory location */
445 enum v4l2_memory memory;
448 unsigned long userptr;
455 /* Flags for 'flags' field */
456 #define V4L2_BUF_FLAG_MAPPED 0x0001 /* Buffer is mapped (flag) */
457 #define V4L2_BUF_FLAG_QUEUED 0x0002 /* Buffer is queued for processing */
458 #define V4L2_BUF_FLAG_DONE 0x0004 /* Buffer is ready */
459 #define V4L2_BUF_FLAG_KEYFRAME 0x0008 /* Image is a keyframe (I-frame) */
460 #define V4L2_BUF_FLAG_PFRAME 0x0010 /* Image is a P-frame */
461 #define V4L2_BUF_FLAG_BFRAME 0x0020 /* Image is a B-frame */
462 #define V4L2_BUF_FLAG_TIMECODE 0x0100 /* timecode field is valid */
463 #define V4L2_BUF_FLAG_INPUT 0x0200 /* input field is valid */
466 * O V E R L A Y P R E V I E W
468 struct v4l2_framebuffer
472 /* FIXME: in theory we should pass something like PCI device + memory
473 * region + offset instead of some physical address */
475 struct v4l2_pix_format fmt;
477 /* Flags for the 'capability' field. Read only */
478 #define V4L2_FBUF_CAP_EXTERNOVERLAY 0x0001
479 #define V4L2_FBUF_CAP_CHROMAKEY 0x0002
480 #define V4L2_FBUF_CAP_LIST_CLIPPING 0x0004
481 #define V4L2_FBUF_CAP_BITMAP_CLIPPING 0x0008
482 /* Flags for the 'flags' field. */
483 #define V4L2_FBUF_FLAG_PRIMARY 0x0001
484 #define V4L2_FBUF_FLAG_OVERLAY 0x0002
485 #define V4L2_FBUF_FLAG_CHROMAKEY 0x0004
490 struct v4l2_clip __user *next;
496 enum v4l2_field field;
498 struct v4l2_clip __user *clips;
504 * C A P T U R E P A R A M E T E R S
506 struct v4l2_captureparm
508 __u32 capability; /* Supported modes */
509 __u32 capturemode; /* Current mode */
510 struct v4l2_fract timeperframe; /* Time per frame in .1us units */
511 __u32 extendedmode; /* Driver-specific extensions */
512 __u32 readbuffers; /* # of buffers for read */
516 /* Flags for 'capability' and 'capturemode' fields */
517 #define V4L2_MODE_HIGHQUALITY 0x0001 /* High quality imaging mode */
518 #define V4L2_CAP_TIMEPERFRAME 0x1000 /* timeperframe field is supported */
520 struct v4l2_outputparm
522 __u32 capability; /* Supported modes */
523 __u32 outputmode; /* Current mode */
524 struct v4l2_fract timeperframe; /* Time per frame in seconds */
525 __u32 extendedmode; /* Driver-specific extensions */
526 __u32 writebuffers; /* # of buffers for write */
531 * I N P U T I M A G E C R O P P I N G
533 struct v4l2_cropcap {
534 enum v4l2_buf_type type;
535 struct v4l2_rect bounds;
536 struct v4l2_rect defrect;
537 struct v4l2_fract pixelaspect;
541 enum v4l2_buf_type type;
546 * A N A L O G V I D E O S T A N D A R D
549 typedef __u64 v4l2_std_id;
551 /* one bit for each */
552 #define V4L2_STD_PAL_B ((v4l2_std_id)0x00000001)
553 #define V4L2_STD_PAL_B1 ((v4l2_std_id)0x00000002)
554 #define V4L2_STD_PAL_G ((v4l2_std_id)0x00000004)
555 #define V4L2_STD_PAL_H ((v4l2_std_id)0x00000008)
556 #define V4L2_STD_PAL_I ((v4l2_std_id)0x00000010)
557 #define V4L2_STD_PAL_D ((v4l2_std_id)0x00000020)
558 #define V4L2_STD_PAL_D1 ((v4l2_std_id)0x00000040)
559 #define V4L2_STD_PAL_K ((v4l2_std_id)0x00000080)
561 #define V4L2_STD_PAL_M ((v4l2_std_id)0x00000100)
562 #define V4L2_STD_PAL_N ((v4l2_std_id)0x00000200)
563 #define V4L2_STD_PAL_Nc ((v4l2_std_id)0x00000400)
564 #define V4L2_STD_PAL_60 ((v4l2_std_id)0x00000800)
566 #define V4L2_STD_NTSC_M ((v4l2_std_id)0x00001000)
567 #define V4L2_STD_NTSC_M_JP ((v4l2_std_id)0x00002000)
568 #define V4L2_STD_NTSC_443 ((v4l2_std_id)0x00004000)
569 #define V4L2_STD_NTSC_M_KR ((v4l2_std_id)0x00008000)
571 #define V4L2_STD_SECAM_B ((v4l2_std_id)0x00010000)
572 #define V4L2_STD_SECAM_D ((v4l2_std_id)0x00020000)
573 #define V4L2_STD_SECAM_G ((v4l2_std_id)0x00040000)
574 #define V4L2_STD_SECAM_H ((v4l2_std_id)0x00080000)
575 #define V4L2_STD_SECAM_K ((v4l2_std_id)0x00100000)
576 #define V4L2_STD_SECAM_K1 ((v4l2_std_id)0x00200000)
577 #define V4L2_STD_SECAM_L ((v4l2_std_id)0x00400000)
578 #define V4L2_STD_SECAM_LC ((v4l2_std_id)0x00800000)
581 #define V4L2_STD_ATSC_8_VSB ((v4l2_std_id)0x01000000)
582 #define V4L2_STD_ATSC_16_VSB ((v4l2_std_id)0x02000000)
584 /* some merged standards */
585 #define V4L2_STD_MN (V4L2_STD_PAL_M|V4L2_STD_PAL_N|V4L2_STD_PAL_Nc|V4L2_STD_NTSC)
586 #define V4L2_STD_B (V4L2_STD_PAL_B|V4L2_STD_PAL_B1|V4L2_STD_SECAM_B)
587 #define V4L2_STD_GH (V4L2_STD_PAL_G|V4L2_STD_PAL_H|V4L2_STD_SECAM_G|V4L2_STD_SECAM_H)
588 #define V4L2_STD_DK (V4L2_STD_PAL_DK|V4L2_STD_SECAM_DK)
590 /* some common needed stuff */
591 #define V4L2_STD_PAL_BG (V4L2_STD_PAL_B |\
594 #define V4L2_STD_PAL_DK (V4L2_STD_PAL_D |\
597 #define V4L2_STD_PAL (V4L2_STD_PAL_BG |\
601 #define V4L2_STD_NTSC (V4L2_STD_NTSC_M |\
602 V4L2_STD_NTSC_M_JP |\
604 #define V4L2_STD_SECAM_DK (V4L2_STD_SECAM_D |\
607 #define V4L2_STD_SECAM (V4L2_STD_SECAM_B |\
614 #define V4L2_STD_525_60 (V4L2_STD_PAL_M |\
618 #define V4L2_STD_625_50 (V4L2_STD_PAL |\
622 #define V4L2_STD_ATSC (V4L2_STD_ATSC_8_VSB |\
623 V4L2_STD_ATSC_16_VSB)
625 #define V4L2_STD_UNKNOWN 0
626 #define V4L2_STD_ALL (V4L2_STD_525_60 |\
634 struct v4l2_fract frameperiod; /* Frames, not fields */
640 * V I D E O I N P U T S
644 __u32 index; /* Which input */
645 __u8 name[32]; /* Label */
646 __u32 type; /* Type of input */
647 __u32 audioset; /* Associated audios (bitfield) */
648 __u32 tuner; /* Associated tuner */
654 /* Values for the 'type' field */
655 #define V4L2_INPUT_TYPE_TUNER 1
656 #define V4L2_INPUT_TYPE_CAMERA 2
658 /* field 'status' - general */
659 #define V4L2_IN_ST_NO_POWER 0x00000001 /* Attached device is off */
660 #define V4L2_IN_ST_NO_SIGNAL 0x00000002
661 #define V4L2_IN_ST_NO_COLOR 0x00000004
663 /* field 'status' - analog */
664 #define V4L2_IN_ST_NO_H_LOCK 0x00000100 /* No horizontal sync lock */
665 #define V4L2_IN_ST_COLOR_KILL 0x00000200 /* Color killer is active */
667 /* field 'status' - digital */
668 #define V4L2_IN_ST_NO_SYNC 0x00010000 /* No synchronization lock */
669 #define V4L2_IN_ST_NO_EQU 0x00020000 /* No equalizer lock */
670 #define V4L2_IN_ST_NO_CARRIER 0x00040000 /* Carrier recovery failed */
672 /* field 'status' - VCR and set-top box */
673 #define V4L2_IN_ST_MACROVISION 0x01000000 /* Macrovision detected */
674 #define V4L2_IN_ST_NO_ACCESS 0x02000000 /* Conditional access denied */
675 #define V4L2_IN_ST_VTR 0x04000000 /* VTR time constant */
678 * V I D E O O U T P U T S
682 __u32 index; /* Which output */
683 __u8 name[32]; /* Label */
684 __u32 type; /* Type of output */
685 __u32 audioset; /* Associated audios (bitfield) */
686 __u32 modulator; /* Associated modulator */
690 /* Values for the 'type' field */
691 #define V4L2_OUTPUT_TYPE_MODULATOR 1
692 #define V4L2_OUTPUT_TYPE_ANALOG 2
693 #define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY 3
704 /* Used in the VIDIOC_QUERYCTRL ioctl for querying controls */
705 struct v4l2_queryctrl
708 enum v4l2_ctrl_type type;
709 __u8 name[32]; /* Whatever */
710 __s32 minimum; /* Note signedness */
718 /* Used in the VIDIOC_QUERYMENU ioctl for querying menu items */
719 struct v4l2_querymenu
723 __u8 name[32]; /* Whatever */
728 #define V4L2_CTRL_FLAG_DISABLED 0x0001
729 #define V4L2_CTRL_FLAG_GRABBED 0x0002
731 /* Control IDs defined by V4L2 */
732 #define V4L2_CID_BASE 0x00980900
733 /* IDs reserved for driver specific controls */
734 #define V4L2_CID_PRIVATE_BASE 0x08000000
736 #define V4L2_CID_BRIGHTNESS (V4L2_CID_BASE+0)
737 #define V4L2_CID_CONTRAST (V4L2_CID_BASE+1)
738 #define V4L2_CID_SATURATION (V4L2_CID_BASE+2)
739 #define V4L2_CID_HUE (V4L2_CID_BASE+3)
740 #define V4L2_CID_AUDIO_VOLUME (V4L2_CID_BASE+5)
741 #define V4L2_CID_AUDIO_BALANCE (V4L2_CID_BASE+6)
742 #define V4L2_CID_AUDIO_BASS (V4L2_CID_BASE+7)
743 #define V4L2_CID_AUDIO_TREBLE (V4L2_CID_BASE+8)
744 #define V4L2_CID_AUDIO_MUTE (V4L2_CID_BASE+9)
745 #define V4L2_CID_AUDIO_LOUDNESS (V4L2_CID_BASE+10)
746 #define V4L2_CID_BLACK_LEVEL (V4L2_CID_BASE+11)
747 #define V4L2_CID_AUTO_WHITE_BALANCE (V4L2_CID_BASE+12)
748 #define V4L2_CID_DO_WHITE_BALANCE (V4L2_CID_BASE+13)
749 #define V4L2_CID_RED_BALANCE (V4L2_CID_BASE+14)
750 #define V4L2_CID_BLUE_BALANCE (V4L2_CID_BASE+15)
751 #define V4L2_CID_GAMMA (V4L2_CID_BASE+16)
752 #define V4L2_CID_WHITENESS (V4L2_CID_GAMMA) /* ? Not sure */
753 #define V4L2_CID_EXPOSURE (V4L2_CID_BASE+17)
754 #define V4L2_CID_AUTOGAIN (V4L2_CID_BASE+18)
755 #define V4L2_CID_GAIN (V4L2_CID_BASE+19)
756 #define V4L2_CID_HFLIP (V4L2_CID_BASE+20)
757 #define V4L2_CID_VFLIP (V4L2_CID_BASE+21)
758 #define V4L2_CID_HCENTER (V4L2_CID_BASE+22)
759 #define V4L2_CID_VCENTER (V4L2_CID_BASE+23)
760 #define V4L2_CID_LASTP1 (V4L2_CID_BASE+24) /* last CID + 1 */
769 enum v4l2_tuner_type type;
780 struct v4l2_modulator
791 /* Flags for the 'capability' field */
792 #define V4L2_TUNER_CAP_LOW 0x0001
793 #define V4L2_TUNER_CAP_NORM 0x0002
794 #define V4L2_TUNER_CAP_STEREO 0x0010
795 #define V4L2_TUNER_CAP_LANG2 0x0020
796 #define V4L2_TUNER_CAP_SAP 0x0020
797 #define V4L2_TUNER_CAP_LANG1 0x0040
799 /* Flags for the 'rxsubchans' field */
800 #define V4L2_TUNER_SUB_MONO 0x0001
801 #define V4L2_TUNER_SUB_STEREO 0x0002
802 #define V4L2_TUNER_SUB_LANG2 0x0004
803 #define V4L2_TUNER_SUB_SAP 0x0004
804 #define V4L2_TUNER_SUB_LANG1 0x0008
806 /* Values for the 'audmode' field */
807 #define V4L2_TUNER_MODE_MONO 0x0000
808 #define V4L2_TUNER_MODE_STEREO 0x0001
809 #define V4L2_TUNER_MODE_LANG2 0x0002
810 #define V4L2_TUNER_MODE_SAP 0x0002
811 #define V4L2_TUNER_MODE_LANG1 0x0003
812 #define V4L2_TUNER_MODE_LANG1_LANG2 0x0004
814 struct v4l2_frequency
817 enum v4l2_tuner_type type;
834 /* Flags for the 'capability' field */
835 #define V4L2_AUDCAP_STEREO 0x00001
836 #define V4L2_AUDCAP_AVL 0x00002
838 /* Flags for the 'mode' field */
839 #define V4L2_AUDMODE_AVL 0x00001
851 * D A T A S E R V I C E S ( V B I )
853 * Data services API by Michael Schimek
857 struct v4l2_vbi_format
859 __u32 sampling_rate; /* in 1 Hz */
861 __u32 samples_per_line;
862 __u32 sample_format; /* V4L2_PIX_FMT_* */
865 __u32 flags; /* V4L2_VBI_* */
866 __u32 reserved[2]; /* must be zero */
870 #define V4L2_VBI_UNSYNC (1<< 0)
871 #define V4L2_VBI_INTERLACED (1<< 1)
876 * This implements is a proposal V4L2 API to allow SLICED VBI
877 * required for some hardware encoders. It should change without
878 * notice in the definitive implementation.
881 struct v4l2_sliced_vbi_format
884 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
885 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
886 (equals frame lines 313-336 for 625 line video
887 standards, 263-286 for 525 line standards) */
888 __u16 service_lines[2][24];
890 __u32 reserved[2]; /* must be zero */
893 /* Teletext World System Teletext
894 (WST), defined on ITU-R BT.653-2 */
895 #define V4L2_SLICED_TELETEXT_B (0x0001)
896 /* Video Program System, defined on ETS 300 231*/
897 #define V4L2_SLICED_VPS (0x0400)
898 /* Closed Caption, defined on EIA-608 */
899 #define V4L2_SLICED_CAPTION_525 (0x1000)
900 /* Wide Screen System, defined on ITU-R BT1119.1 */
901 #define V4L2_SLICED_WSS_625 (0x4000)
903 #define V4L2_SLICED_VBI_525 (V4L2_SLICED_CAPTION_525)
904 #define V4L2_SLICED_VBI_625 (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625)
907 struct v4l2_sliced_vbi_cap
910 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
911 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
912 (equals frame lines 313-336 for 625 line video
913 standards, 263-286 for 525 line standards) */
914 __u16 service_lines[2][24];
915 __u32 reserved[4]; /* must be 0 */
918 struct v4l2_sliced_vbi_data
921 __u32 field; /* 0: first field, 1: second field */
922 __u32 line; /* 1-23 */
923 __u32 reserved; /* must be 0 */
929 * A G G R E G A T E S T R U C T U R E S
932 /* Stream data format
936 enum v4l2_buf_type type;
939 struct v4l2_pix_format pix; // V4L2_BUF_TYPE_VIDEO_CAPTURE
940 struct v4l2_window win; // V4L2_BUF_TYPE_VIDEO_OVERLAY
941 struct v4l2_vbi_format vbi; // V4L2_BUF_TYPE_VBI_CAPTURE
943 struct v4l2_sliced_vbi_format sliced; // V4L2_BUF_TYPE_SLICED_VBI_CAPTURE
945 __u8 raw_data[200]; // user-defined
950 /* Stream type-dependent parameters
952 struct v4l2_streamparm
954 enum v4l2_buf_type type;
957 struct v4l2_captureparm capture;
958 struct v4l2_outputparm output;
959 __u8 raw_data[200]; /* user-defined */
964 * 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
967 #define VIDIOC_QUERYCAP _IOR ('V', 0, struct v4l2_capability)
968 #define VIDIOC_RESERVED _IO ('V', 1)
969 #define VIDIOC_ENUM_FMT _IOWR ('V', 2, struct v4l2_fmtdesc)
970 #define VIDIOC_G_FMT _IOWR ('V', 4, struct v4l2_format)
971 #define VIDIOC_S_FMT _IOWR ('V', 5, struct v4l2_format)
972 #define VIDIOC_G_MPEGCOMP _IOR ('V', 6, struct v4l2_mpeg_compression)
973 #define VIDIOC_S_MPEGCOMP _IOW ('V', 7, struct v4l2_mpeg_compression)
974 #define VIDIOC_REQBUFS _IOWR ('V', 8, struct v4l2_requestbuffers)
975 #define VIDIOC_QUERYBUF _IOWR ('V', 9, struct v4l2_buffer)
976 #define VIDIOC_G_FBUF _IOR ('V', 10, struct v4l2_framebuffer)
977 #define VIDIOC_S_FBUF _IOW ('V', 11, struct v4l2_framebuffer)
978 #define VIDIOC_OVERLAY _IOW ('V', 14, int)
979 #define VIDIOC_QBUF _IOWR ('V', 15, struct v4l2_buffer)
980 #define VIDIOC_DQBUF _IOWR ('V', 17, struct v4l2_buffer)
981 #define VIDIOC_STREAMON _IOW ('V', 18, int)
982 #define VIDIOC_STREAMOFF _IOW ('V', 19, int)
983 #define VIDIOC_G_PARM _IOWR ('V', 21, struct v4l2_streamparm)
984 #define VIDIOC_S_PARM _IOWR ('V', 22, struct v4l2_streamparm)
985 #define VIDIOC_G_STD _IOR ('V', 23, v4l2_std_id)
986 #define VIDIOC_S_STD _IOW ('V', 24, v4l2_std_id)
987 #define VIDIOC_ENUMSTD _IOWR ('V', 25, struct v4l2_standard)
988 #define VIDIOC_ENUMINPUT _IOWR ('V', 26, struct v4l2_input)
989 #define VIDIOC_G_CTRL _IOWR ('V', 27, struct v4l2_control)
990 #define VIDIOC_S_CTRL _IOWR ('V', 28, struct v4l2_control)
991 #define VIDIOC_G_TUNER _IOWR ('V', 29, struct v4l2_tuner)
992 #define VIDIOC_S_TUNER _IOW ('V', 30, struct v4l2_tuner)
993 #define VIDIOC_G_AUDIO _IOR ('V', 33, struct v4l2_audio)
994 #define VIDIOC_S_AUDIO _IOW ('V', 34, struct v4l2_audio)
995 #define VIDIOC_QUERYCTRL _IOWR ('V', 36, struct v4l2_queryctrl)
996 #define VIDIOC_QUERYMENU _IOWR ('V', 37, struct v4l2_querymenu)
997 #define VIDIOC_G_INPUT _IOR ('V', 38, int)
998 #define VIDIOC_S_INPUT _IOWR ('V', 39, int)
999 #define VIDIOC_G_OUTPUT _IOR ('V', 46, int)
1000 #define VIDIOC_S_OUTPUT _IOWR ('V', 47, int)
1001 #define VIDIOC_ENUMOUTPUT _IOWR ('V', 48, struct v4l2_output)
1002 #define VIDIOC_G_AUDOUT _IOR ('V', 49, struct v4l2_audioout)
1003 #define VIDIOC_S_AUDOUT _IOW ('V', 50, struct v4l2_audioout)
1004 #define VIDIOC_G_MODULATOR _IOWR ('V', 54, struct v4l2_modulator)
1005 #define VIDIOC_S_MODULATOR _IOW ('V', 55, struct v4l2_modulator)
1006 #define VIDIOC_G_FREQUENCY _IOWR ('V', 56, struct v4l2_frequency)
1007 #define VIDIOC_S_FREQUENCY _IOW ('V', 57, struct v4l2_frequency)
1008 #define VIDIOC_CROPCAP _IOWR ('V', 58, struct v4l2_cropcap)
1009 #define VIDIOC_G_CROP _IOWR ('V', 59, struct v4l2_crop)
1010 #define VIDIOC_S_CROP _IOW ('V', 60, struct v4l2_crop)
1011 #define VIDIOC_G_JPEGCOMP _IOR ('V', 61, struct v4l2_jpegcompression)
1012 #define VIDIOC_S_JPEGCOMP _IOW ('V', 62, struct v4l2_jpegcompression)
1013 #define VIDIOC_QUERYSTD _IOR ('V', 63, v4l2_std_id)
1014 #define VIDIOC_TRY_FMT _IOWR ('V', 64, struct v4l2_format)
1015 #define VIDIOC_ENUMAUDIO _IOWR ('V', 65, struct v4l2_audio)
1016 #define VIDIOC_ENUMAUDOUT _IOWR ('V', 66, struct v4l2_audioout)
1017 #define VIDIOC_G_PRIORITY _IOR ('V', 67, enum v4l2_priority)
1018 #define VIDIOC_S_PRIORITY _IOW ('V', 68, enum v4l2_priority)
1020 #define VIDIOC_G_SLICED_VBI_CAP _IOR ('V', 69, struct v4l2_sliced_vbi_cap)
1022 #define VIDIOC_LOG_STATUS _IO ('V', 70)
1024 #ifdef __OLD_VIDIOC_
1025 /* for compatibility, will go away some day */
1026 #define VIDIOC_OVERLAY_OLD _IOWR ('V', 14, int)
1027 #define VIDIOC_S_PARM_OLD _IOW ('V', 22, struct v4l2_streamparm)
1028 #define VIDIOC_S_CTRL_OLD _IOW ('V', 28, struct v4l2_control)
1029 #define VIDIOC_G_AUDIO_OLD _IOWR ('V', 33, struct v4l2_audio)
1030 #define VIDIOC_G_AUDOUT_OLD _IOWR ('V', 49, struct v4l2_audioout)
1031 #define VIDIOC_CROPCAP_OLD _IOR ('V', 58, struct v4l2_cropcap)
1034 #define BASE_VIDIOC_PRIVATE 192 /* 192-255 are private */
1036 #endif /* __LINUX_VIDEODEV2_H */