Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
1/*
2 * Video for Linux Two
3 *
4 * Header file for v4l or V4L2 drivers and applications
5 * with public API.
6 * All kernel-specific stuff were moved to media/v4l2-dev.h, so
7 * no #if __KERNEL tests are allowed here
8 *
9 * See http://linuxtv.org for more info
10 *
11 * Author: Bill Dirks <bdirks@pacbell.net>
12 * Justin Schoeman
13 * et al.
14 */
15#ifndef __LINUX_VIDEODEV2_H
16#define __LINUX_VIDEODEV2_H
17#ifdef __KERNEL__
18#include <linux/time.h> /* need struct timeval */
19#include <linux/compiler.h> /* need __user */
20#else
21#define __user
22#endif
23#include <linux/types.h>
24
25/*
26 * Common stuff for both V4L1 and V4L2
27 * Moved from videodev.h
28 */
29#define VIDEO_MAX_FRAME 32
30
31#define VID_TYPE_CAPTURE 1 /* Can capture */
32#define VID_TYPE_TUNER 2 /* Can tune */
33#define VID_TYPE_TELETEXT 4 /* Does teletext */
34#define VID_TYPE_OVERLAY 8 /* Overlay onto frame buffer */
35#define VID_TYPE_CHROMAKEY 16 /* Overlay by chromakey */
36#define VID_TYPE_CLIPPING 32 /* Can clip */
37#define VID_TYPE_FRAMERAM 64 /* Uses the frame buffer memory */
38#define VID_TYPE_SCALES 128 /* Scalable */
39#define VID_TYPE_MONOCHROME 256 /* Monochrome only */
40#define VID_TYPE_SUBCAPTURE 512 /* Can capture subareas of the image */
41#define VID_TYPE_MPEG_DECODER 1024 /* Can decode MPEG streams */
42#define VID_TYPE_MPEG_ENCODER 2048 /* Can encode MPEG streams */
43#define VID_TYPE_MJPEG_DECODER 4096 /* Can decode MJPEG streams */
44#define VID_TYPE_MJPEG_ENCODER 8192 /* Can encode MJPEG streams */
45
46/*
47 * M I S C E L L A N E O U S
48 */
49
50/* Four-character-code (FOURCC) */
51#define v4l2_fourcc(a,b,c,d)\
52 (((__u32)(a)<<0)|((__u32)(b)<<8)|((__u32)(c)<<16)|((__u32)(d)<<24))
53
54/*
55 * E N U M S
56 */
57enum v4l2_field {
58 V4L2_FIELD_ANY = 0, /* driver can choose from none,
59 top, bottom, interlaced
60 depending on whatever it thinks
61 is approximate ... */
62 V4L2_FIELD_NONE = 1, /* this device has no fields ... */
63 V4L2_FIELD_TOP = 2, /* top field only */
64 V4L2_FIELD_BOTTOM = 3, /* bottom field only */
65 V4L2_FIELD_INTERLACED = 4, /* both fields interlaced */
66 V4L2_FIELD_SEQ_TB = 5, /* both fields sequential into one
67 buffer, top-bottom order */
68 V4L2_FIELD_SEQ_BT = 6, /* same as above + bottom-top order */
69 V4L2_FIELD_ALTERNATE = 7, /* both fields alternating into
70 separate buffers */
71};
72#define V4L2_FIELD_HAS_TOP(field) \
73 ((field) == V4L2_FIELD_TOP ||\
74 (field) == V4L2_FIELD_INTERLACED ||\
75 (field) == V4L2_FIELD_SEQ_TB ||\
76 (field) == V4L2_FIELD_SEQ_BT)
77#define V4L2_FIELD_HAS_BOTTOM(field) \
78 ((field) == V4L2_FIELD_BOTTOM ||\
79 (field) == V4L2_FIELD_INTERLACED ||\
80 (field) == V4L2_FIELD_SEQ_TB ||\
81 (field) == V4L2_FIELD_SEQ_BT)
82#define V4L2_FIELD_HAS_BOTH(field) \
83 ((field) == V4L2_FIELD_INTERLACED ||\
84 (field) == V4L2_FIELD_SEQ_TB ||\
85 (field) == V4L2_FIELD_SEQ_BT)
86
87enum v4l2_buf_type {
88 V4L2_BUF_TYPE_VIDEO_CAPTURE = 1,
89 V4L2_BUF_TYPE_VIDEO_OUTPUT = 2,
90 V4L2_BUF_TYPE_VIDEO_OVERLAY = 3,
91 V4L2_BUF_TYPE_VBI_CAPTURE = 4,
92 V4L2_BUF_TYPE_VBI_OUTPUT = 5,
93#if 1
94 /* Experimental Sliced VBI */
95 V4L2_BUF_TYPE_SLICED_VBI_CAPTURE = 6,
96 V4L2_BUF_TYPE_SLICED_VBI_OUTPUT = 7,
97#endif
98 V4L2_BUF_TYPE_PRIVATE = 0x80,
99};
100
101enum v4l2_ctrl_type {
102 V4L2_CTRL_TYPE_INTEGER = 1,
103 V4L2_CTRL_TYPE_BOOLEAN = 2,
104 V4L2_CTRL_TYPE_MENU = 3,
105 V4L2_CTRL_TYPE_BUTTON = 4,
106 V4L2_CTRL_TYPE_INTEGER64 = 5,
107 V4L2_CTRL_TYPE_CTRL_CLASS = 6,
108};
109
110enum v4l2_tuner_type {
111 V4L2_TUNER_RADIO = 1,
112 V4L2_TUNER_ANALOG_TV = 2,
113 V4L2_TUNER_DIGITAL_TV = 3,
114};
115
116enum v4l2_memory {
117 V4L2_MEMORY_MMAP = 1,
118 V4L2_MEMORY_USERPTR = 2,
119 V4L2_MEMORY_OVERLAY = 3,
120};
121
122/* see also http://vektor.theorem.ca/graphics/ycbcr/ */
123enum v4l2_colorspace {
124 /* ITU-R 601 -- broadcast NTSC/PAL */
125 V4L2_COLORSPACE_SMPTE170M = 1,
126
127 /* 1125-Line (US) HDTV */
128 V4L2_COLORSPACE_SMPTE240M = 2,
129
130 /* HD and modern captures. */
131 V4L2_COLORSPACE_REC709 = 3,
132
133 /* broken BT878 extents (601, luma range 16-253 instead of 16-235) */
134 V4L2_COLORSPACE_BT878 = 4,
135
136 /* These should be useful. Assume 601 extents. */
137 V4L2_COLORSPACE_470_SYSTEM_M = 5,
138 V4L2_COLORSPACE_470_SYSTEM_BG = 6,
139
140 /* I know there will be cameras that send this. So, this is
141 * unspecified chromaticities and full 0-255 on each of the
142 * Y'CbCr components
143 */
144 V4L2_COLORSPACE_JPEG = 7,
145
146 /* For RGB colourspaces, this is probably a good start. */
147 V4L2_COLORSPACE_SRGB = 8,
148};
149
150enum v4l2_priority {
151 V4L2_PRIORITY_UNSET = 0, /* not initialized */
152 V4L2_PRIORITY_BACKGROUND = 1,
153 V4L2_PRIORITY_INTERACTIVE = 2,
154 V4L2_PRIORITY_RECORD = 3,
155 V4L2_PRIORITY_DEFAULT = V4L2_PRIORITY_INTERACTIVE,
156};
157
158struct v4l2_rect {
159 __s32 left;
160 __s32 top;
161 __s32 width;
162 __s32 height;
163};
164
165struct v4l2_fract {
166 __u32 numerator;
167 __u32 denominator;
168};
169
170/*
171 * D R I V E R C A P A B I L I T I E S
172 */
173struct v4l2_capability
174{
175 __u8 driver[16]; /* i.e. "bttv" */
176 __u8 card[32]; /* i.e. "Hauppauge WinTV" */
177 __u8 bus_info[32]; /* "PCI:" + pci_name(pci_dev) */
178 __u32 version; /* should use KERNEL_VERSION() */
179 __u32 capabilities; /* Device capabilities */
180 __u32 reserved[4];
181};
182
183/* Values for 'capabilities' field */
184#define V4L2_CAP_VIDEO_CAPTURE 0x00000001 /* Is a video capture device */
185#define V4L2_CAP_VIDEO_OUTPUT 0x00000002 /* Is a video output device */
186#define V4L2_CAP_VIDEO_OVERLAY 0x00000004 /* Can do video overlay */
187#define V4L2_CAP_VBI_CAPTURE 0x00000010 /* Is a raw VBI capture device */
188#define V4L2_CAP_VBI_OUTPUT 0x00000020 /* Is a raw VBI output device */
189#if 1
190#define V4L2_CAP_SLICED_VBI_CAPTURE 0x00000040 /* Is a sliced VBI capture device */
191#define V4L2_CAP_SLICED_VBI_OUTPUT 0x00000080 /* Is a sliced VBI output device */
192#endif
193#define V4L2_CAP_RDS_CAPTURE 0x00000100 /* RDS data capture */
194
195#define V4L2_CAP_TUNER 0x00010000 /* has a tuner */
196#define V4L2_CAP_AUDIO 0x00020000 /* has audio support */
197#define V4L2_CAP_RADIO 0x00040000 /* is a radio device */
198
199#define V4L2_CAP_READWRITE 0x01000000 /* read/write systemcalls */
200#define V4L2_CAP_ASYNCIO 0x02000000 /* async I/O */
201#define V4L2_CAP_STREAMING 0x04000000 /* streaming I/O ioctls */
202
203/*
204 * V I D E O I M A G E F O R M A T
205 */
206struct v4l2_pix_format
207{
208 __u32 width;
209 __u32 height;
210 __u32 pixelformat;
211 enum v4l2_field field;
212 __u32 bytesperline; /* for padding, zero if unused */
213 __u32 sizeimage;
214 enum v4l2_colorspace colorspace;
215 __u32 priv; /* private data, depends on pixelformat */
216};
217
218/* Pixel format FOURCC depth Description */
219#define V4L2_PIX_FMT_RGB332 v4l2_fourcc('R','G','B','1') /* 8 RGB-3-3-2 */
220#define V4L2_PIX_FMT_RGB555 v4l2_fourcc('R','G','B','O') /* 16 RGB-5-5-5 */
221#define V4L2_PIX_FMT_RGB565 v4l2_fourcc('R','G','B','P') /* 16 RGB-5-6-5 */
222#define V4L2_PIX_FMT_RGB555X v4l2_fourcc('R','G','B','Q') /* 16 RGB-5-5-5 BE */
223#define V4L2_PIX_FMT_RGB565X v4l2_fourcc('R','G','B','R') /* 16 RGB-5-6-5 BE */
224#define V4L2_PIX_FMT_BGR24 v4l2_fourcc('B','G','R','3') /* 24 BGR-8-8-8 */
225#define V4L2_PIX_FMT_RGB24 v4l2_fourcc('R','G','B','3') /* 24 RGB-8-8-8 */
226#define V4L2_PIX_FMT_BGR32 v4l2_fourcc('B','G','R','4') /* 32 BGR-8-8-8-8 */
227#define V4L2_PIX_FMT_RGB32 v4l2_fourcc('R','G','B','4') /* 32 RGB-8-8-8-8 */
228#define V4L2_PIX_FMT_GREY v4l2_fourcc('G','R','E','Y') /* 8 Greyscale */
229#define V4L2_PIX_FMT_YVU410 v4l2_fourcc('Y','V','U','9') /* 9 YVU 4:1:0 */
230#define V4L2_PIX_FMT_YVU420 v4l2_fourcc('Y','V','1','2') /* 12 YVU 4:2:0 */
231#define V4L2_PIX_FMT_YUYV v4l2_fourcc('Y','U','Y','V') /* 16 YUV 4:2:2 */
232#define V4L2_PIX_FMT_UYVY v4l2_fourcc('U','Y','V','Y') /* 16 YUV 4:2:2 */
233#define V4L2_PIX_FMT_YUV422P v4l2_fourcc('4','2','2','P') /* 16 YVU422 planar */
234#define V4L2_PIX_FMT_YUV411P v4l2_fourcc('4','1','1','P') /* 16 YVU411 planar */
235#define V4L2_PIX_FMT_Y41P v4l2_fourcc('Y','4','1','P') /* 12 YUV 4:1:1 */
236
237/* two planes -- one Y, one Cr + Cb interleaved */
238#define V4L2_PIX_FMT_NV12 v4l2_fourcc('N','V','1','2') /* 12 Y/CbCr 4:2:0 */
239#define V4L2_PIX_FMT_NV21 v4l2_fourcc('N','V','2','1') /* 12 Y/CrCb 4:2:0 */
240
241/* The following formats are not defined in the V4L2 specification */
242#define V4L2_PIX_FMT_YUV410 v4l2_fourcc('Y','U','V','9') /* 9 YUV 4:1:0 */
243#define V4L2_PIX_FMT_YUV420 v4l2_fourcc('Y','U','1','2') /* 12 YUV 4:2:0 */
244#define V4L2_PIX_FMT_YYUV v4l2_fourcc('Y','Y','U','V') /* 16 YUV 4:2:2 */
245#define V4L2_PIX_FMT_HI240 v4l2_fourcc('H','I','2','4') /* 8 8-bit color */
246#define V4L2_PIX_FMT_HM12 v4l2_fourcc('H','M','1','2') /* 8 YUV 4:2:0 16x16 macroblocks */
247#define V4L2_PIX_FMT_RGB444 v4l2_fourcc('R','4','4','4') /* 16 xxxxrrrr ggggbbbb */
248
249/* see http://www.siliconimaging.com/RGB%20Bayer.htm */
250#define V4L2_PIX_FMT_SBGGR8 v4l2_fourcc('B','A','8','1') /* 8 BGBG.. GRGR.. */
251
252/* compressed formats */
253#define V4L2_PIX_FMT_MJPEG v4l2_fourcc('M','J','P','G') /* Motion-JPEG */
254#define V4L2_PIX_FMT_JPEG v4l2_fourcc('J','P','E','G') /* JFIF JPEG */
255#define V4L2_PIX_FMT_DV v4l2_fourcc('d','v','s','d') /* 1394 */
256#define V4L2_PIX_FMT_MPEG v4l2_fourcc('M','P','E','G') /* MPEG-1/2/4 */
257
258/* Vendor-specific formats */
259#define V4L2_PIX_FMT_WNVA v4l2_fourcc('W','N','V','A') /* Winnov hw compress */
260#define V4L2_PIX_FMT_SN9C10X v4l2_fourcc('S','9','1','0') /* SN9C10x compression */
261#define V4L2_PIX_FMT_PWC1 v4l2_fourcc('P','W','C','1') /* pwc older webcam */
262#define V4L2_PIX_FMT_PWC2 v4l2_fourcc('P','W','C','2') /* pwc newer webcam */
263#define V4L2_PIX_FMT_ET61X251 v4l2_fourcc('E','6','2','5') /* ET61X251 compression */
264
265/*
266 * F O R M A T E N U M E R A T I O N
267 */
268struct v4l2_fmtdesc
269{
270 __u32 index; /* Format number */
271 enum v4l2_buf_type type; /* buffer type */
272 __u32 flags;
273 __u8 description[32]; /* Description string */
274 __u32 pixelformat; /* Format fourcc */
275 __u32 reserved[4];
276};
277
278#define V4L2_FMT_FLAG_COMPRESSED 0x0001
279
280#if 1
281 /* Experimental Frame Size and frame rate enumeration */
282/*
283 * F R A M E S I Z E E N U M E R A T I O N
284 */
285enum v4l2_frmsizetypes
286{
287 V4L2_FRMSIZE_TYPE_DISCRETE = 1,
288 V4L2_FRMSIZE_TYPE_CONTINUOUS = 2,
289 V4L2_FRMSIZE_TYPE_STEPWISE = 3,
290};
291
292struct v4l2_frmsize_discrete
293{
294 __u32 width; /* Frame width [pixel] */
295 __u32 height; /* Frame height [pixel] */
296};
297
298struct v4l2_frmsize_stepwise
299{
300 __u32 min_width; /* Minimum frame width [pixel] */
301 __u32 max_width; /* Maximum frame width [pixel] */
302 __u32 step_width; /* Frame width step size [pixel] */
303 __u32 min_height; /* Minimum frame height [pixel] */
304 __u32 max_height; /* Maximum frame height [pixel] */
305 __u32 step_height; /* Frame height step size [pixel] */
306};
307
308struct v4l2_frmsizeenum
309{
310 __u32 index; /* Frame size number */
311 __u32 pixel_format; /* Pixel format */
312 __u32 type; /* Frame size type the device supports. */
313
314 union { /* Frame size */
315 struct v4l2_frmsize_discrete discrete;
316 struct v4l2_frmsize_stepwise stepwise;
317 };
318
319 __u32 reserved[2]; /* Reserved space for future use */
320};
321
322/*
323 * F R A M E R A T E E N U M E R A T I O N
324 */
325enum v4l2_frmivaltypes
326{
327 V4L2_FRMIVAL_TYPE_DISCRETE = 1,
328 V4L2_FRMIVAL_TYPE_CONTINUOUS = 2,
329 V4L2_FRMIVAL_TYPE_STEPWISE = 3,
330};
331
332struct v4l2_frmival_stepwise
333{
334 struct v4l2_fract min; /* Minimum frame interval [s] */
335 struct v4l2_fract max; /* Maximum frame interval [s] */
336 struct v4l2_fract step; /* Frame interval step size [s] */
337};
338
339struct v4l2_frmivalenum
340{
341 __u32 index; /* Frame format index */
342 __u32 pixel_format; /* Pixel format */
343 __u32 width; /* Frame width */
344 __u32 height; /* Frame height */
345 __u32 type; /* Frame interval type the device supports. */
346
347 union { /* Frame interval */
348 struct v4l2_fract discrete;
349 struct v4l2_frmival_stepwise stepwise;
350 };
351
352 __u32 reserved[2]; /* Reserved space for future use */
353};
354#endif
355
356/*
357 * T I M E C O D E
358 */
359struct v4l2_timecode
360{
361 __u32 type;
362 __u32 flags;
363 __u8 frames;
364 __u8 seconds;
365 __u8 minutes;
366 __u8 hours;
367 __u8 userbits[4];
368};
369
370/* Type */
371#define V4L2_TC_TYPE_24FPS 1
372#define V4L2_TC_TYPE_25FPS 2
373#define V4L2_TC_TYPE_30FPS 3
374#define V4L2_TC_TYPE_50FPS 4
375#define V4L2_TC_TYPE_60FPS 5
376
377/* Flags */
378#define V4L2_TC_FLAG_DROPFRAME 0x0001 /* "drop-frame" mode */
379#define V4L2_TC_FLAG_COLORFRAME 0x0002
380#define V4L2_TC_USERBITS_field 0x000C
381#define V4L2_TC_USERBITS_USERDEFINED 0x0000
382#define V4L2_TC_USERBITS_8BITCHARS 0x0008
383/* The above is based on SMPTE timecodes */
384
385#ifdef __KERNEL__
386/*
387 * 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
388 *
389 * ### WARNING: This experimental MPEG compression API is obsolete.
390 * ### It is replaced by the MPEG controls API.
391 * ### This old API will disappear in the near future!
392 *
393 */
394enum v4l2_bitrate_mode {
395 V4L2_BITRATE_NONE = 0, /* not specified */
396 V4L2_BITRATE_CBR, /* constant bitrate */
397 V4L2_BITRATE_VBR, /* variable bitrate */
398};
399struct v4l2_bitrate {
400 /* rates are specified in kbit/sec */
401 enum v4l2_bitrate_mode mode;
402 __u32 min;
403 __u32 target; /* use this one for CBR */
404 __u32 max;
405};
406
407enum v4l2_mpeg_streamtype {
408 V4L2_MPEG_SS_1, /* MPEG-1 system stream */
409 V4L2_MPEG_PS_2, /* MPEG-2 program stream */
410 V4L2_MPEG_TS_2, /* MPEG-2 transport stream */
411 V4L2_MPEG_PS_DVD, /* MPEG-2 program stream with DVD header fixups */
412};
413enum v4l2_mpeg_audiotype {
414 V4L2_MPEG_AU_2_I, /* MPEG-2 layer 1 */
415 V4L2_MPEG_AU_2_II, /* MPEG-2 layer 2 */
416 V4L2_MPEG_AU_2_III, /* MPEG-2 layer 3 */
417 V4L2_MPEG_AC3, /* AC3 */
418 V4L2_MPEG_LPCM, /* LPCM */
419};
420enum v4l2_mpeg_videotype {
421 V4L2_MPEG_VI_1, /* MPEG-1 */
422 V4L2_MPEG_VI_2, /* MPEG-2 */
423};
424enum v4l2_mpeg_aspectratio {
425 V4L2_MPEG_ASPECT_SQUARE = 1, /* square pixel */
426 V4L2_MPEG_ASPECT_4_3 = 2, /* 4 : 3 */
427 V4L2_MPEG_ASPECT_16_9 = 3, /* 16 : 9 */
428 V4L2_MPEG_ASPECT_1_221 = 4, /* 1 : 2,21 */
429};
430
431struct v4l2_mpeg_compression {
432 /* general */
433 enum v4l2_mpeg_streamtype st_type;
434 struct v4l2_bitrate st_bitrate;
435
436 /* transport streams */
437 __u16 ts_pid_pmt;
438 __u16 ts_pid_audio;
439 __u16 ts_pid_video;
440 __u16 ts_pid_pcr;
441
442 /* program stream */
443 __u16 ps_size;
444 __u16 reserved_1; /* align */
445
446 /* audio */
447 enum v4l2_mpeg_audiotype au_type;
448 struct v4l2_bitrate au_bitrate;
449 __u32 au_sample_rate;
450 __u8 au_pesid;
451 __u8 reserved_2[3]; /* align */
452
453 /* video */
454 enum v4l2_mpeg_videotype vi_type;
455 enum v4l2_mpeg_aspectratio vi_aspect_ratio;
456 struct v4l2_bitrate vi_bitrate;
457 __u32 vi_frame_rate;
458 __u16 vi_frames_per_gop;
459 __u16 vi_bframes_count;
460 __u8 vi_pesid;
461 __u8 reserved_3[3]; /* align */
462
463 /* misc flags */
464 __u32 closed_gops:1;
465 __u32 pulldown:1;
466 __u32 reserved_4:30; /* align */
467
468 /* I don't expect the above being perfect yet ;) */
469 __u32 reserved_5[8];
470};
471#endif
472
473struct v4l2_jpegcompression
474{
475 int quality;
476
477 int APPn; /* Number of APP segment to be written,
478 * must be 0..15 */
479 int APP_len; /* Length of data in JPEG APPn segment */
480 char APP_data[60]; /* Data in the JPEG APPn segment. */
481
482 int COM_len; /* Length of data in JPEG COM segment */
483 char COM_data[60]; /* Data in JPEG COM segment */
484
485 __u32 jpeg_markers; /* Which markers should go into the JPEG
486 * output. Unless you exactly know what
487 * you do, leave them untouched.
488 * Inluding less markers will make the
489 * resulting code smaller, but there will
490 * be fewer aplications which can read it.
491 * The presence of the APP and COM marker
492 * is influenced by APP_len and COM_len
493 * ONLY, not by this property! */
494
495#define V4L2_JPEG_MARKER_DHT (1<<3) /* Define Huffman Tables */
496#define V4L2_JPEG_MARKER_DQT (1<<4) /* Define Quantization Tables */
497#define V4L2_JPEG_MARKER_DRI (1<<5) /* Define Restart Interval */
498#define V4L2_JPEG_MARKER_COM (1<<6) /* Comment segment */
499#define V4L2_JPEG_MARKER_APP (1<<7) /* App segment, driver will
500 * allways use APP0 */
501};
502
503/*
504 * M E M O R Y - M A P P I N G B U F F E R S
505 */
506struct v4l2_requestbuffers
507{
508 __u32 count;
509 enum v4l2_buf_type type;
510 enum v4l2_memory memory;
511 __u32 reserved[2];
512};
513
514struct v4l2_buffer
515{
516 __u32 index;
517 enum v4l2_buf_type type;
518 __u32 bytesused;
519 __u32 flags;
520 enum v4l2_field field;
521 struct timeval timestamp;
522 struct v4l2_timecode timecode;
523 __u32 sequence;
524
525 /* memory location */
526 enum v4l2_memory memory;
527 union {
528 __u32 offset;
529 unsigned long userptr;
530 } m;
531 __u32 length;
532 __u32 input;
533 __u32 reserved;
534};
535
536/* Flags for 'flags' field */
537#define V4L2_BUF_FLAG_MAPPED 0x0001 /* Buffer is mapped (flag) */
538#define V4L2_BUF_FLAG_QUEUED 0x0002 /* Buffer is queued for processing */
539#define V4L2_BUF_FLAG_DONE 0x0004 /* Buffer is ready */
540#define V4L2_BUF_FLAG_KEYFRAME 0x0008 /* Image is a keyframe (I-frame) */
541#define V4L2_BUF_FLAG_PFRAME 0x0010 /* Image is a P-frame */
542#define V4L2_BUF_FLAG_BFRAME 0x0020 /* Image is a B-frame */
543#define V4L2_BUF_FLAG_TIMECODE 0x0100 /* timecode field is valid */
544#define V4L2_BUF_FLAG_INPUT 0x0200 /* input field is valid */
545
546/*
547 * O V E R L A Y P R E V I E W
548 */
549struct v4l2_framebuffer
550{
551 __u32 capability;
552 __u32 flags;
553/* FIXME: in theory we should pass something like PCI device + memory
554 * region + offset instead of some physical address */
555 void* base;
556 struct v4l2_pix_format fmt;
557};
558/* Flags for the 'capability' field. Read only */
559#define V4L2_FBUF_CAP_EXTERNOVERLAY 0x0001
560#define V4L2_FBUF_CAP_CHROMAKEY 0x0002
561#define V4L2_FBUF_CAP_LIST_CLIPPING 0x0004
562#define V4L2_FBUF_CAP_BITMAP_CLIPPING 0x0008
563/* Flags for the 'flags' field. */
564#define V4L2_FBUF_FLAG_PRIMARY 0x0001
565#define V4L2_FBUF_FLAG_OVERLAY 0x0002
566#define V4L2_FBUF_FLAG_CHROMAKEY 0x0004
567
568struct v4l2_clip
569{
570 struct v4l2_rect c;
571 struct v4l2_clip __user *next;
572};
573
574struct v4l2_window
575{
576 struct v4l2_rect w;
577 enum v4l2_field field;
578 __u32 chromakey;
579 struct v4l2_clip __user *clips;
580 __u32 clipcount;
581 void __user *bitmap;
582};
583
584/*
585 * C A P T U R E P A R A M E T E R S
586 */
587struct v4l2_captureparm
588{
589 __u32 capability; /* Supported modes */
590 __u32 capturemode; /* Current mode */
591 struct v4l2_fract timeperframe; /* Time per frame in .1us units */
592 __u32 extendedmode; /* Driver-specific extensions */
593 __u32 readbuffers; /* # of buffers for read */
594 __u32 reserved[4];
595};
596
597/* Flags for 'capability' and 'capturemode' fields */
598#define V4L2_MODE_HIGHQUALITY 0x0001 /* High quality imaging mode */
599#define V4L2_CAP_TIMEPERFRAME 0x1000 /* timeperframe field is supported */
600
601struct v4l2_outputparm
602{
603 __u32 capability; /* Supported modes */
604 __u32 outputmode; /* Current mode */
605 struct v4l2_fract timeperframe; /* Time per frame in seconds */
606 __u32 extendedmode; /* Driver-specific extensions */
607 __u32 writebuffers; /* # of buffers for write */
608 __u32 reserved[4];
609};
610
611/*
612 * I N P U T I M A G E C R O P P I N G
613 */
614struct v4l2_cropcap {
615 enum v4l2_buf_type type;
616 struct v4l2_rect bounds;
617 struct v4l2_rect defrect;
618 struct v4l2_fract pixelaspect;
619};
620
621struct v4l2_crop {
622 enum v4l2_buf_type type;
623 struct v4l2_rect c;
624};
625
626/*
627 * A N A L O G V I D E O S T A N D A R D
628 */
629
630typedef __u64 v4l2_std_id;
631
632/* one bit for each */
633#define V4L2_STD_PAL_B ((v4l2_std_id)0x00000001)
634#define V4L2_STD_PAL_B1 ((v4l2_std_id)0x00000002)
635#define V4L2_STD_PAL_G ((v4l2_std_id)0x00000004)
636#define V4L2_STD_PAL_H ((v4l2_std_id)0x00000008)
637#define V4L2_STD_PAL_I ((v4l2_std_id)0x00000010)
638#define V4L2_STD_PAL_D ((v4l2_std_id)0x00000020)
639#define V4L2_STD_PAL_D1 ((v4l2_std_id)0x00000040)
640#define V4L2_STD_PAL_K ((v4l2_std_id)0x00000080)
641
642#define V4L2_STD_PAL_M ((v4l2_std_id)0x00000100)
643#define V4L2_STD_PAL_N ((v4l2_std_id)0x00000200)
644#define V4L2_STD_PAL_Nc ((v4l2_std_id)0x00000400)
645#define V4L2_STD_PAL_60 ((v4l2_std_id)0x00000800)
646
647#define V4L2_STD_NTSC_M ((v4l2_std_id)0x00001000)
648#define V4L2_STD_NTSC_M_JP ((v4l2_std_id)0x00002000)
649#define V4L2_STD_NTSC_443 ((v4l2_std_id)0x00004000)
650#define V4L2_STD_NTSC_M_KR ((v4l2_std_id)0x00008000)
651
652#define V4L2_STD_SECAM_B ((v4l2_std_id)0x00010000)
653#define V4L2_STD_SECAM_D ((v4l2_std_id)0x00020000)
654#define V4L2_STD_SECAM_G ((v4l2_std_id)0x00040000)
655#define V4L2_STD_SECAM_H ((v4l2_std_id)0x00080000)
656#define V4L2_STD_SECAM_K ((v4l2_std_id)0x00100000)
657#define V4L2_STD_SECAM_K1 ((v4l2_std_id)0x00200000)
658#define V4L2_STD_SECAM_L ((v4l2_std_id)0x00400000)
659#define V4L2_STD_SECAM_LC ((v4l2_std_id)0x00800000)
660
661/* ATSC/HDTV */
662#define V4L2_STD_ATSC_8_VSB ((v4l2_std_id)0x01000000)
663#define V4L2_STD_ATSC_16_VSB ((v4l2_std_id)0x02000000)
664
665/* some merged standards */
666#define V4L2_STD_MN (V4L2_STD_PAL_M|V4L2_STD_PAL_N|V4L2_STD_PAL_Nc|V4L2_STD_NTSC)
667#define V4L2_STD_B (V4L2_STD_PAL_B|V4L2_STD_PAL_B1|V4L2_STD_SECAM_B)
668#define V4L2_STD_GH (V4L2_STD_PAL_G|V4L2_STD_PAL_H|V4L2_STD_SECAM_G|V4L2_STD_SECAM_H)
669#define V4L2_STD_DK (V4L2_STD_PAL_DK|V4L2_STD_SECAM_DK)
670
671/* some common needed stuff */
672#define V4L2_STD_PAL_BG (V4L2_STD_PAL_B |\
673 V4L2_STD_PAL_B1 |\
674 V4L2_STD_PAL_G)
675#define V4L2_STD_PAL_DK (V4L2_STD_PAL_D |\
676 V4L2_STD_PAL_D1 |\
677 V4L2_STD_PAL_K)
678#define V4L2_STD_PAL (V4L2_STD_PAL_BG |\
679 V4L2_STD_PAL_DK |\
680 V4L2_STD_PAL_H |\
681 V4L2_STD_PAL_I)
682#define V4L2_STD_NTSC (V4L2_STD_NTSC_M |\
683 V4L2_STD_NTSC_M_JP |\
684 V4L2_STD_NTSC_M_KR)
685#define V4L2_STD_SECAM_DK (V4L2_STD_SECAM_D |\
686 V4L2_STD_SECAM_K |\
687 V4L2_STD_SECAM_K1)
688#define V4L2_STD_SECAM (V4L2_STD_SECAM_B |\
689 V4L2_STD_SECAM_G |\
690 V4L2_STD_SECAM_H |\
691 V4L2_STD_SECAM_DK |\
692 V4L2_STD_SECAM_L |\
693 V4L2_STD_SECAM_LC)
694
695#define V4L2_STD_525_60 (V4L2_STD_PAL_M |\
696 V4L2_STD_PAL_60 |\
697 V4L2_STD_NTSC |\
698 V4L2_STD_NTSC_443)
699#define V4L2_STD_625_50 (V4L2_STD_PAL |\
700 V4L2_STD_PAL_N |\
701 V4L2_STD_PAL_Nc |\
702 V4L2_STD_SECAM)
703#define V4L2_STD_ATSC (V4L2_STD_ATSC_8_VSB |\
704 V4L2_STD_ATSC_16_VSB)
705
706#define V4L2_STD_UNKNOWN 0
707#define V4L2_STD_ALL (V4L2_STD_525_60 |\
708 V4L2_STD_625_50)
709
710struct v4l2_standard
711{
712 __u32 index;
713 v4l2_std_id id;
714 __u8 name[24];
715 struct v4l2_fract frameperiod; /* Frames, not fields */
716 __u32 framelines;
717 __u32 reserved[4];
718};
719
720/*
721 * V I D E O I N P U T S
722 */
723struct v4l2_input
724{
725 __u32 index; /* Which input */
726 __u8 name[32]; /* Label */
727 __u32 type; /* Type of input */
728 __u32 audioset; /* Associated audios (bitfield) */
729 __u32 tuner; /* Associated tuner */
730 v4l2_std_id std;
731 __u32 status;
732 __u32 reserved[4];
733};
734
735/* Values for the 'type' field */
736#define V4L2_INPUT_TYPE_TUNER 1
737#define V4L2_INPUT_TYPE_CAMERA 2
738
739/* field 'status' - general */
740#define V4L2_IN_ST_NO_POWER 0x00000001 /* Attached device is off */
741#define V4L2_IN_ST_NO_SIGNAL 0x00000002
742#define V4L2_IN_ST_NO_COLOR 0x00000004
743
744/* field 'status' - analog */
745#define V4L2_IN_ST_NO_H_LOCK 0x00000100 /* No horizontal sync lock */
746#define V4L2_IN_ST_COLOR_KILL 0x00000200 /* Color killer is active */
747
748/* field 'status' - digital */
749#define V4L2_IN_ST_NO_SYNC 0x00010000 /* No synchronization lock */
750#define V4L2_IN_ST_NO_EQU 0x00020000 /* No equalizer lock */
751#define V4L2_IN_ST_NO_CARRIER 0x00040000 /* Carrier recovery failed */
752
753/* field 'status' - VCR and set-top box */
754#define V4L2_IN_ST_MACROVISION 0x01000000 /* Macrovision detected */
755#define V4L2_IN_ST_NO_ACCESS 0x02000000 /* Conditional access denied */
756#define V4L2_IN_ST_VTR 0x04000000 /* VTR time constant */
757
758/*
759 * V I D E O O U T P U T S
760 */
761struct v4l2_output
762{
763 __u32 index; /* Which output */
764 __u8 name[32]; /* Label */
765 __u32 type; /* Type of output */
766 __u32 audioset; /* Associated audios (bitfield) */
767 __u32 modulator; /* Associated modulator */
768 v4l2_std_id std;
769 __u32 reserved[4];
770};
771/* Values for the 'type' field */
772#define V4L2_OUTPUT_TYPE_MODULATOR 1
773#define V4L2_OUTPUT_TYPE_ANALOG 2
774#define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY 3
775
776/*
777 * C O N T R O L S
778 */
779struct v4l2_control
780{
781 __u32 id;
782 __s32 value;
783};
784
785struct v4l2_ext_control
786{
787 __u32 id;
788 __u32 reserved2[2];
789 union {
790 __s32 value;
791 __s64 value64;
792 void *reserved;
793 };
794} __attribute__ ((packed));
795
796struct v4l2_ext_controls
797{
798 __u32 ctrl_class;
799 __u32 count;
800 __u32 error_idx;
801 __u32 reserved[2];
802 struct v4l2_ext_control *controls;
803};
804
805/* Values for ctrl_class field */
806#define V4L2_CTRL_CLASS_USER 0x00980000 /* Old-style 'user' controls */
807#define V4L2_CTRL_CLASS_MPEG 0x00990000 /* MPEG-compression controls */
808
809#define V4L2_CTRL_ID_MASK (0x0fffffff)
810#define V4L2_CTRL_ID2CLASS(id) ((id) & 0x0fff0000UL)
811#define V4L2_CTRL_DRIVER_PRIV(id) (((id) & 0xffff) >= 0x1000)
812
813/* Used in the VIDIOC_QUERYCTRL ioctl for querying controls */
814struct v4l2_queryctrl
815{
816 __u32 id;
817 enum v4l2_ctrl_type type;
818 __u8 name[32]; /* Whatever */
819 __s32 minimum; /* Note signedness */
820 __s32 maximum;
821 __s32 step;
822 __s32 default_value;
823 __u32 flags;
824 __u32 reserved[2];
825};
826
827/* Used in the VIDIOC_QUERYMENU ioctl for querying menu items */
828struct v4l2_querymenu
829{
830 __u32 id;
831 __u32 index;
832 __u8 name[32]; /* Whatever */
833 __u32 reserved;
834};
835
836/* Control flags */
837#define V4L2_CTRL_FLAG_DISABLED 0x0001
838#define V4L2_CTRL_FLAG_GRABBED 0x0002
839#define V4L2_CTRL_FLAG_READ_ONLY 0x0004
840#define V4L2_CTRL_FLAG_UPDATE 0x0008
841#define V4L2_CTRL_FLAG_INACTIVE 0x0010
842#define V4L2_CTRL_FLAG_SLIDER 0x0020
843
844/* Query flag, to be ORed with the control ID */
845#define V4L2_CTRL_FLAG_NEXT_CTRL 0x80000000
846
847/* User-class control IDs defined by V4L2 */
848#define V4L2_CID_BASE (V4L2_CTRL_CLASS_USER | 0x900)
849#define V4L2_CID_USER_BASE V4L2_CID_BASE
850/* IDs reserved for driver specific controls */
851#define V4L2_CID_PRIVATE_BASE 0x08000000
852
853#define V4L2_CID_USER_CLASS (V4L2_CTRL_CLASS_USER | 1)
854#define V4L2_CID_BRIGHTNESS (V4L2_CID_BASE+0)
855#define V4L2_CID_CONTRAST (V4L2_CID_BASE+1)
856#define V4L2_CID_SATURATION (V4L2_CID_BASE+2)
857#define V4L2_CID_HUE (V4L2_CID_BASE+3)
858#define V4L2_CID_AUDIO_VOLUME (V4L2_CID_BASE+5)
859#define V4L2_CID_AUDIO_BALANCE (V4L2_CID_BASE+6)
860#define V4L2_CID_AUDIO_BASS (V4L2_CID_BASE+7)
861#define V4L2_CID_AUDIO_TREBLE (V4L2_CID_BASE+8)
862#define V4L2_CID_AUDIO_MUTE (V4L2_CID_BASE+9)
863#define V4L2_CID_AUDIO_LOUDNESS (V4L2_CID_BASE+10)
864#define V4L2_CID_BLACK_LEVEL (V4L2_CID_BASE+11)
865#define V4L2_CID_AUTO_WHITE_BALANCE (V4L2_CID_BASE+12)
866#define V4L2_CID_DO_WHITE_BALANCE (V4L2_CID_BASE+13)
867#define V4L2_CID_RED_BALANCE (V4L2_CID_BASE+14)
868#define V4L2_CID_BLUE_BALANCE (V4L2_CID_BASE+15)
869#define V4L2_CID_GAMMA (V4L2_CID_BASE+16)
870#define V4L2_CID_WHITENESS (V4L2_CID_GAMMA) /* ? Not sure */
871#define V4L2_CID_EXPOSURE (V4L2_CID_BASE+17)
872#define V4L2_CID_AUTOGAIN (V4L2_CID_BASE+18)
873#define V4L2_CID_GAIN (V4L2_CID_BASE+19)
874#define V4L2_CID_HFLIP (V4L2_CID_BASE+20)
875#define V4L2_CID_VFLIP (V4L2_CID_BASE+21)
876#define V4L2_CID_HCENTER (V4L2_CID_BASE+22)
877#define V4L2_CID_VCENTER (V4L2_CID_BASE+23)
878#define V4L2_CID_LASTP1 (V4L2_CID_BASE+24) /* last CID + 1 */
879
880/* MPEG-class control IDs defined by V4L2 */
881#define V4L2_CID_MPEG_BASE (V4L2_CTRL_CLASS_MPEG | 0x900)
882#define V4L2_CID_MPEG_CLASS (V4L2_CTRL_CLASS_MPEG | 1)
883
884/* MPEG streams */
885#define V4L2_CID_MPEG_STREAM_TYPE (V4L2_CID_MPEG_BASE+0)
886enum v4l2_mpeg_stream_type {
887 V4L2_MPEG_STREAM_TYPE_MPEG2_PS = 0, /* MPEG-2 program stream */
888 V4L2_MPEG_STREAM_TYPE_MPEG2_TS = 1, /* MPEG-2 transport stream */
889 V4L2_MPEG_STREAM_TYPE_MPEG1_SS = 2, /* MPEG-1 system stream */
890 V4L2_MPEG_STREAM_TYPE_MPEG2_DVD = 3, /* MPEG-2 DVD-compatible stream */
891 V4L2_MPEG_STREAM_TYPE_MPEG1_VCD = 4, /* MPEG-1 VCD-compatible stream */
892 V4L2_MPEG_STREAM_TYPE_MPEG2_SVCD = 5, /* MPEG-2 SVCD-compatible stream */
893};
894#define V4L2_CID_MPEG_STREAM_PID_PMT (V4L2_CID_MPEG_BASE+1)
895#define V4L2_CID_MPEG_STREAM_PID_AUDIO (V4L2_CID_MPEG_BASE+2)
896#define V4L2_CID_MPEG_STREAM_PID_VIDEO (V4L2_CID_MPEG_BASE+3)
897#define V4L2_CID_MPEG_STREAM_PID_PCR (V4L2_CID_MPEG_BASE+4)
898#define V4L2_CID_MPEG_STREAM_PES_ID_AUDIO (V4L2_CID_MPEG_BASE+5)
899#define V4L2_CID_MPEG_STREAM_PES_ID_VIDEO (V4L2_CID_MPEG_BASE+6)
900#define V4L2_CID_MPEG_STREAM_VBI_FMT (V4L2_CID_MPEG_BASE+7)
901enum v4l2_mpeg_stream_vbi_fmt {
902 V4L2_MPEG_STREAM_VBI_FMT_NONE = 0, /* No VBI in the MPEG stream */
903 V4L2_MPEG_STREAM_VBI_FMT_IVTV = 1, /* VBI in private packets, IVTV format */
904};
905
906/* MPEG audio */
907#define V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ (V4L2_CID_MPEG_BASE+100)
908enum v4l2_mpeg_audio_sampling_freq {
909 V4L2_MPEG_AUDIO_SAMPLING_FREQ_44100 = 0,
910 V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000 = 1,
911 V4L2_MPEG_AUDIO_SAMPLING_FREQ_32000 = 2,
912};
913#define V4L2_CID_MPEG_AUDIO_ENCODING (V4L2_CID_MPEG_BASE+101)
914enum v4l2_mpeg_audio_encoding {
915 V4L2_MPEG_AUDIO_ENCODING_LAYER_1 = 0,
916 V4L2_MPEG_AUDIO_ENCODING_LAYER_2 = 1,
917 V4L2_MPEG_AUDIO_ENCODING_LAYER_3 = 2,
918};
919#define V4L2_CID_MPEG_AUDIO_L1_BITRATE (V4L2_CID_MPEG_BASE+102)
920enum v4l2_mpeg_audio_l1_bitrate {
921 V4L2_MPEG_AUDIO_L1_BITRATE_32K = 0,
922 V4L2_MPEG_AUDIO_L1_BITRATE_64K = 1,
923 V4L2_MPEG_AUDIO_L1_BITRATE_96K = 2,
924 V4L2_MPEG_AUDIO_L1_BITRATE_128K = 3,
925 V4L2_MPEG_AUDIO_L1_BITRATE_160K = 4,
926 V4L2_MPEG_AUDIO_L1_BITRATE_192K = 5,
927 V4L2_MPEG_AUDIO_L1_BITRATE_224K = 6,
928 V4L2_MPEG_AUDIO_L1_BITRATE_256K = 7,
929 V4L2_MPEG_AUDIO_L1_BITRATE_288K = 8,
930 V4L2_MPEG_AUDIO_L1_BITRATE_320K = 9,
931 V4L2_MPEG_AUDIO_L1_BITRATE_352K = 10,
932 V4L2_MPEG_AUDIO_L1_BITRATE_384K = 11,
933 V4L2_MPEG_AUDIO_L1_BITRATE_416K = 12,
934 V4L2_MPEG_AUDIO_L1_BITRATE_448K = 13,
935};
936#define V4L2_CID_MPEG_AUDIO_L2_BITRATE (V4L2_CID_MPEG_BASE+103)
937enum v4l2_mpeg_audio_l2_bitrate {
938 V4L2_MPEG_AUDIO_L2_BITRATE_32K = 0,
939 V4L2_MPEG_AUDIO_L2_BITRATE_48K = 1,
940 V4L2_MPEG_AUDIO_L2_BITRATE_56K = 2,
941 V4L2_MPEG_AUDIO_L2_BITRATE_64K = 3,
942 V4L2_MPEG_AUDIO_L2_BITRATE_80K = 4,
943 V4L2_MPEG_AUDIO_L2_BITRATE_96K = 5,
944 V4L2_MPEG_AUDIO_L2_BITRATE_112K = 6,
945 V4L2_MPEG_AUDIO_L2_BITRATE_128K = 7,
946 V4L2_MPEG_AUDIO_L2_BITRATE_160K = 8,
947 V4L2_MPEG_AUDIO_L2_BITRATE_192K = 9,
948 V4L2_MPEG_AUDIO_L2_BITRATE_224K = 10,
949 V4L2_MPEG_AUDIO_L2_BITRATE_256K = 11,
950 V4L2_MPEG_AUDIO_L2_BITRATE_320K = 12,
951 V4L2_MPEG_AUDIO_L2_BITRATE_384K = 13,
952};
953#define V4L2_CID_MPEG_AUDIO_L3_BITRATE (V4L2_CID_MPEG_BASE+104)
954enum v4l2_mpeg_audio_l3_bitrate {
955 V4L2_MPEG_AUDIO_L3_BITRATE_32K = 0,
956 V4L2_MPEG_AUDIO_L3_BITRATE_40K = 1,
957 V4L2_MPEG_AUDIO_L3_BITRATE_48K = 2,
958 V4L2_MPEG_AUDIO_L3_BITRATE_56K = 3,
959 V4L2_MPEG_AUDIO_L3_BITRATE_64K = 4,
960 V4L2_MPEG_AUDIO_L3_BITRATE_80K = 5,
961 V4L2_MPEG_AUDIO_L3_BITRATE_96K = 6,
962 V4L2_MPEG_AUDIO_L3_BITRATE_112K = 7,
963 V4L2_MPEG_AUDIO_L3_BITRATE_128K = 8,
964 V4L2_MPEG_AUDIO_L3_BITRATE_160K = 9,
965 V4L2_MPEG_AUDIO_L3_BITRATE_192K = 10,
966 V4L2_MPEG_AUDIO_L3_BITRATE_224K = 11,
967 V4L2_MPEG_AUDIO_L3_BITRATE_256K = 12,
968 V4L2_MPEG_AUDIO_L3_BITRATE_320K = 13,
969};
970#define V4L2_CID_MPEG_AUDIO_MODE (V4L2_CID_MPEG_BASE+105)
971enum v4l2_mpeg_audio_mode {
972 V4L2_MPEG_AUDIO_MODE_STEREO = 0,
973 V4L2_MPEG_AUDIO_MODE_JOINT_STEREO = 1,
974 V4L2_MPEG_AUDIO_MODE_DUAL = 2,
975 V4L2_MPEG_AUDIO_MODE_MONO = 3,
976};
977#define V4L2_CID_MPEG_AUDIO_MODE_EXTENSION (V4L2_CID_MPEG_BASE+106)
978enum v4l2_mpeg_audio_mode_extension {
979 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4 = 0,
980 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_8 = 1,
981 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_12 = 2,
982 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_16 = 3,
983};
984#define V4L2_CID_MPEG_AUDIO_EMPHASIS (V4L2_CID_MPEG_BASE+107)
985enum v4l2_mpeg_audio_emphasis {
986 V4L2_MPEG_AUDIO_EMPHASIS_NONE = 0,
987 V4L2_MPEG_AUDIO_EMPHASIS_50_DIV_15_uS = 1,
988 V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17 = 2,
989};
990#define V4L2_CID_MPEG_AUDIO_CRC (V4L2_CID_MPEG_BASE+108)
991enum v4l2_mpeg_audio_crc {
992 V4L2_MPEG_AUDIO_CRC_NONE = 0,
993 V4L2_MPEG_AUDIO_CRC_CRC16 = 1,
994};
995
996/* MPEG video */
997#define V4L2_CID_MPEG_VIDEO_ENCODING (V4L2_CID_MPEG_BASE+200)
998enum v4l2_mpeg_video_encoding {
999 V4L2_MPEG_VIDEO_ENCODING_MPEG_1 = 0,
1000 V4L2_MPEG_VIDEO_ENCODING_MPEG_2 = 1,
1001};
1002#define V4L2_CID_MPEG_VIDEO_ASPECT (V4L2_CID_MPEG_BASE+201)
1003enum v4l2_mpeg_video_aspect {
1004 V4L2_MPEG_VIDEO_ASPECT_1x1 = 0,
1005 V4L2_MPEG_VIDEO_ASPECT_4x3 = 1,
1006 V4L2_MPEG_VIDEO_ASPECT_16x9 = 2,
1007 V4L2_MPEG_VIDEO_ASPECT_221x100 = 3,
1008};
1009#define V4L2_CID_MPEG_VIDEO_B_FRAMES (V4L2_CID_MPEG_BASE+202)
1010#define V4L2_CID_MPEG_VIDEO_GOP_SIZE (V4L2_CID_MPEG_BASE+203)
1011#define V4L2_CID_MPEG_VIDEO_GOP_CLOSURE (V4L2_CID_MPEG_BASE+204)
1012#define V4L2_CID_MPEG_VIDEO_PULLDOWN (V4L2_CID_MPEG_BASE+205)
1013#define V4L2_CID_MPEG_VIDEO_BITRATE_MODE (V4L2_CID_MPEG_BASE+206)
1014enum v4l2_mpeg_video_bitrate_mode {
1015 V4L2_MPEG_VIDEO_BITRATE_MODE_VBR = 0,
1016 V4L2_MPEG_VIDEO_BITRATE_MODE_CBR = 1,
1017};
1018#define V4L2_CID_MPEG_VIDEO_BITRATE (V4L2_CID_MPEG_BASE+207)
1019#define V4L2_CID_MPEG_VIDEO_BITRATE_PEAK (V4L2_CID_MPEG_BASE+208)
1020#define V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION (V4L2_CID_MPEG_BASE+209)
1021
1022/* MPEG-class control IDs specific to the CX2584x driver as defined by V4L2 */
1023#define V4L2_CID_MPEG_CX2341X_BASE (V4L2_CTRL_CLASS_MPEG | 0x1000)
1024#define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE (V4L2_CID_MPEG_CX2341X_BASE+0)
1025enum v4l2_mpeg_cx2341x_video_spatial_filter_mode {
1026 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL = 0,
1027 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO = 1,
1028};
1029#define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER (V4L2_CID_MPEG_CX2341X_BASE+1)
1030#define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+2)
1031enum v4l2_mpeg_cx2341x_video_luma_spatial_filter_type {
1032 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF = 0,
1033 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_HOR = 1,
1034 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_VERT = 2,
1035 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_HV_SEPARABLE = 3,
1036 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_SYM_NON_SEPARABLE = 4,
1037};
1038#define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+3)
1039enum v4l2_mpeg_cx2341x_video_chroma_spatial_filter_type {
1040 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF = 0,
1041 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR = 1,
1042};
1043#define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE (V4L2_CID_MPEG_CX2341X_BASE+4)
1044enum v4l2_mpeg_cx2341x_video_temporal_filter_mode {
1045 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL = 0,
1046 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO = 1,
1047};
1048#define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER (V4L2_CID_MPEG_CX2341X_BASE+5)
1049#define V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+6)
1050enum v4l2_mpeg_cx2341x_video_median_filter_type {
1051 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF = 0,
1052 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR = 1,
1053 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_VERT = 2,
1054 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR_VERT = 3,
1055 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_DIAG = 4,
1056};
1057#define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM (V4L2_CID_MPEG_CX2341X_BASE+7)
1058#define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP (V4L2_CID_MPEG_CX2341X_BASE+8)
1059#define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM (V4L2_CID_MPEG_CX2341X_BASE+9)
1060#define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP (V4L2_CID_MPEG_CX2341X_BASE+10)
1061
1062/*
1063 * T U N I N G
1064 */
1065struct v4l2_tuner
1066{
1067 __u32 index;
1068 __u8 name[32];
1069 enum v4l2_tuner_type type;
1070 __u32 capability;
1071 __u32 rangelow;
1072 __u32 rangehigh;
1073 __u32 rxsubchans;
1074 __u32 audmode;
1075 __s32 signal;
1076 __s32 afc;
1077 __u32 reserved[4];
1078};
1079
1080struct v4l2_modulator
1081{
1082 __u32 index;
1083 __u8 name[32];
1084 __u32 capability;
1085 __u32 rangelow;
1086 __u32 rangehigh;
1087 __u32 txsubchans;
1088 __u32 reserved[4];
1089};
1090
1091/* Flags for the 'capability' field */
1092#define V4L2_TUNER_CAP_LOW 0x0001
1093#define V4L2_TUNER_CAP_NORM 0x0002
1094#define V4L2_TUNER_CAP_STEREO 0x0010
1095#define V4L2_TUNER_CAP_LANG2 0x0020
1096#define V4L2_TUNER_CAP_SAP 0x0020
1097#define V4L2_TUNER_CAP_LANG1 0x0040
1098
1099/* Flags for the 'rxsubchans' field */
1100#define V4L2_TUNER_SUB_MONO 0x0001
1101#define V4L2_TUNER_SUB_STEREO 0x0002
1102#define V4L2_TUNER_SUB_LANG2 0x0004
1103#define V4L2_TUNER_SUB_SAP 0x0004
1104#define V4L2_TUNER_SUB_LANG1 0x0008
1105
1106/* Values for the 'audmode' field */
1107#define V4L2_TUNER_MODE_MONO 0x0000
1108#define V4L2_TUNER_MODE_STEREO 0x0001
1109#define V4L2_TUNER_MODE_LANG2 0x0002
1110#define V4L2_TUNER_MODE_SAP 0x0002
1111#define V4L2_TUNER_MODE_LANG1 0x0003
1112#define V4L2_TUNER_MODE_LANG1_LANG2 0x0004
1113
1114struct v4l2_frequency
1115{
1116 __u32 tuner;
1117 enum v4l2_tuner_type type;
1118 __u32 frequency;
1119 __u32 reserved[8];
1120};
1121
1122/*
1123 * A U D I O
1124 */
1125struct v4l2_audio
1126{
1127 __u32 index;
1128 __u8 name[32];
1129 __u32 capability;
1130 __u32 mode;
1131 __u32 reserved[2];
1132};
1133
1134/* Flags for the 'capability' field */
1135#define V4L2_AUDCAP_STEREO 0x00001
1136#define V4L2_AUDCAP_AVL 0x00002
1137
1138/* Flags for the 'mode' field */
1139#define V4L2_AUDMODE_AVL 0x00001
1140
1141struct v4l2_audioout
1142{
1143 __u32 index;
1144 __u8 name[32];
1145 __u32 capability;
1146 __u32 mode;
1147 __u32 reserved[2];
1148};
1149
1150/*
1151 * D A T A S E R V I C E S ( V B I )
1152 *
1153 * Data services API by Michael Schimek
1154 */
1155
1156/* Raw VBI */
1157struct v4l2_vbi_format
1158{
1159 __u32 sampling_rate; /* in 1 Hz */
1160 __u32 offset;
1161 __u32 samples_per_line;
1162 __u32 sample_format; /* V4L2_PIX_FMT_* */
1163 __s32 start[2];
1164 __u32 count[2];
1165 __u32 flags; /* V4L2_VBI_* */
1166 __u32 reserved[2]; /* must be zero */
1167};
1168
1169/* VBI flags */
1170#define V4L2_VBI_UNSYNC (1<< 0)
1171#define V4L2_VBI_INTERLACED (1<< 1)
1172
1173#if 1
1174/* Sliced VBI
1175 *
1176 * This implements is a proposal V4L2 API to allow SLICED VBI
1177 * required for some hardware encoders. It should change without
1178 * notice in the definitive implementation.
1179 */
1180
1181struct v4l2_sliced_vbi_format
1182{
1183 __u16 service_set;
1184 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
1185 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
1186 (equals frame lines 313-336 for 625 line video
1187 standards, 263-286 for 525 line standards) */
1188 __u16 service_lines[2][24];
1189 __u32 io_size;
1190 __u32 reserved[2]; /* must be zero */
1191};
1192
1193/* Teletext World System Teletext
1194 (WST), defined on ITU-R BT.653-2 */
1195#define V4L2_SLICED_TELETEXT_B (0x0001)
1196/* Video Program System, defined on ETS 300 231*/
1197#define V4L2_SLICED_VPS (0x0400)
1198/* Closed Caption, defined on EIA-608 */
1199#define V4L2_SLICED_CAPTION_525 (0x1000)
1200/* Wide Screen System, defined on ITU-R BT1119.1 */
1201#define V4L2_SLICED_WSS_625 (0x4000)
1202
1203#define V4L2_SLICED_VBI_525 (V4L2_SLICED_CAPTION_525)
1204#define V4L2_SLICED_VBI_625 (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625)
1205
1206
1207struct v4l2_sliced_vbi_cap
1208{
1209 __u16 service_set;
1210 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
1211 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
1212 (equals frame lines 313-336 for 625 line video
1213 standards, 263-286 for 525 line standards) */
1214 __u16 service_lines[2][24];
1215 enum v4l2_buf_type type;
1216 __u32 reserved[3]; /* must be 0 */
1217};
1218
1219struct v4l2_sliced_vbi_data
1220{
1221 __u32 id;
1222 __u32 field; /* 0: first field, 1: second field */
1223 __u32 line; /* 1-23 */
1224 __u32 reserved; /* must be 0 */
1225 __u8 data[48];
1226};
1227#endif
1228
1229/*
1230 * A G G R E G A T E S T R U C T U R E S
1231 */
1232
1233/* Stream data format
1234 */
1235struct v4l2_format
1236{
1237 enum v4l2_buf_type type;
1238 union
1239 {
1240 struct v4l2_pix_format pix; // V4L2_BUF_TYPE_VIDEO_CAPTURE
1241 struct v4l2_window win; // V4L2_BUF_TYPE_VIDEO_OVERLAY
1242 struct v4l2_vbi_format vbi; // V4L2_BUF_TYPE_VBI_CAPTURE
1243#if 1
1244 struct v4l2_sliced_vbi_format sliced; // V4L2_BUF_TYPE_SLICED_VBI_CAPTURE
1245#endif
1246 __u8 raw_data[200]; // user-defined
1247 } fmt;
1248};
1249
1250
1251/* Stream type-dependent parameters
1252 */
1253struct v4l2_streamparm
1254{
1255 enum v4l2_buf_type type;
1256 union
1257 {
1258 struct v4l2_captureparm capture;
1259 struct v4l2_outputparm output;
1260 __u8 raw_data[200]; /* user-defined */
1261 } parm;
1262};
1263
1264/*
1265 * 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
1266 *
1267 */
1268#define VIDIOC_QUERYCAP _IOR ('V', 0, struct v4l2_capability)
1269#define VIDIOC_RESERVED _IO ('V', 1)
1270#define VIDIOC_ENUM_FMT _IOWR ('V', 2, struct v4l2_fmtdesc)
1271#define VIDIOC_G_FMT _IOWR ('V', 4, struct v4l2_format)
1272#define VIDIOC_S_FMT _IOWR ('V', 5, struct v4l2_format)
1273#ifdef __KERNEL__
1274#define VIDIOC_G_MPEGCOMP _IOR ('V', 6, struct v4l2_mpeg_compression)
1275#define VIDIOC_S_MPEGCOMP _IOW ('V', 7, struct v4l2_mpeg_compression)
1276#endif
1277#define VIDIOC_REQBUFS _IOWR ('V', 8, struct v4l2_requestbuffers)
1278#define VIDIOC_QUERYBUF _IOWR ('V', 9, struct v4l2_buffer)
1279#define VIDIOC_G_FBUF _IOR ('V', 10, struct v4l2_framebuffer)
1280#define VIDIOC_S_FBUF _IOW ('V', 11, struct v4l2_framebuffer)
1281#define VIDIOC_OVERLAY _IOW ('V', 14, int)
1282#define VIDIOC_QBUF _IOWR ('V', 15, struct v4l2_buffer)
1283#define VIDIOC_DQBUF _IOWR ('V', 17, struct v4l2_buffer)
1284#define VIDIOC_STREAMON _IOW ('V', 18, int)
1285#define VIDIOC_STREAMOFF _IOW ('V', 19, int)
1286#define VIDIOC_G_PARM _IOWR ('V', 21, struct v4l2_streamparm)
1287#define VIDIOC_S_PARM _IOWR ('V', 22, struct v4l2_streamparm)
1288#define VIDIOC_G_STD _IOR ('V', 23, v4l2_std_id)
1289#define VIDIOC_S_STD _IOW ('V', 24, v4l2_std_id)
1290#define VIDIOC_ENUMSTD _IOWR ('V', 25, struct v4l2_standard)
1291#define VIDIOC_ENUMINPUT _IOWR ('V', 26, struct v4l2_input)
1292#define VIDIOC_G_CTRL _IOWR ('V', 27, struct v4l2_control)
1293#define VIDIOC_S_CTRL _IOWR ('V', 28, struct v4l2_control)
1294#define VIDIOC_G_TUNER _IOWR ('V', 29, struct v4l2_tuner)
1295#define VIDIOC_S_TUNER _IOW ('V', 30, struct v4l2_tuner)
1296#define VIDIOC_G_AUDIO _IOR ('V', 33, struct v4l2_audio)
1297#define VIDIOC_S_AUDIO _IOW ('V', 34, struct v4l2_audio)
1298#define VIDIOC_QUERYCTRL _IOWR ('V', 36, struct v4l2_queryctrl)
1299#define VIDIOC_QUERYMENU _IOWR ('V', 37, struct v4l2_querymenu)
1300#define VIDIOC_G_INPUT _IOR ('V', 38, int)
1301#define VIDIOC_S_INPUT _IOWR ('V', 39, int)
1302#define VIDIOC_G_OUTPUT _IOR ('V', 46, int)
1303#define VIDIOC_S_OUTPUT _IOWR ('V', 47, int)
1304#define VIDIOC_ENUMOUTPUT _IOWR ('V', 48, struct v4l2_output)
1305#define VIDIOC_G_AUDOUT _IOR ('V', 49, struct v4l2_audioout)
1306#define VIDIOC_S_AUDOUT _IOW ('V', 50, struct v4l2_audioout)
1307#define VIDIOC_G_MODULATOR _IOWR ('V', 54, struct v4l2_modulator)
1308#define VIDIOC_S_MODULATOR _IOW ('V', 55, struct v4l2_modulator)
1309#define VIDIOC_G_FREQUENCY _IOWR ('V', 56, struct v4l2_frequency)
1310#define VIDIOC_S_FREQUENCY _IOW ('V', 57, struct v4l2_frequency)
1311#define VIDIOC_CROPCAP _IOWR ('V', 58, struct v4l2_cropcap)
1312#define VIDIOC_G_CROP _IOWR ('V', 59, struct v4l2_crop)
1313#define VIDIOC_S_CROP _IOW ('V', 60, struct v4l2_crop)
1314#define VIDIOC_G_JPEGCOMP _IOR ('V', 61, struct v4l2_jpegcompression)
1315#define VIDIOC_S_JPEGCOMP _IOW ('V', 62, struct v4l2_jpegcompression)
1316#define VIDIOC_QUERYSTD _IOR ('V', 63, v4l2_std_id)
1317#define VIDIOC_TRY_FMT _IOWR ('V', 64, struct v4l2_format)
1318#define VIDIOC_ENUMAUDIO _IOWR ('V', 65, struct v4l2_audio)
1319#define VIDIOC_ENUMAUDOUT _IOWR ('V', 66, struct v4l2_audioout)
1320#define VIDIOC_G_PRIORITY _IOR ('V', 67, enum v4l2_priority)
1321#define VIDIOC_S_PRIORITY _IOW ('V', 68, enum v4l2_priority)
1322#if 1
1323#define VIDIOC_G_SLICED_VBI_CAP _IOWR ('V', 69, struct v4l2_sliced_vbi_cap)
1324#endif
1325#define VIDIOC_LOG_STATUS _IO ('V', 70)
1326#define VIDIOC_G_EXT_CTRLS _IOWR ('V', 71, struct v4l2_ext_controls)
1327#define VIDIOC_S_EXT_CTRLS _IOWR ('V', 72, struct v4l2_ext_controls)
1328#define VIDIOC_TRY_EXT_CTRLS _IOWR ('V', 73, struct v4l2_ext_controls)
1329#if 1
1330#define VIDIOC_ENUM_FRAMESIZES _IOWR ('V', 74, struct v4l2_frmsizeenum)
1331#define VIDIOC_ENUM_FRAMEINTERVALS _IOWR ('V', 75, struct v4l2_frmivalenum)
1332#endif
1333
1334#ifdef __OLD_VIDIOC_
1335/* for compatibility, will go away some day */
1336#define VIDIOC_OVERLAY_OLD _IOWR ('V', 14, int)
1337#define VIDIOC_S_PARM_OLD _IOW ('V', 22, struct v4l2_streamparm)
1338#define VIDIOC_S_CTRL_OLD _IOW ('V', 28, struct v4l2_control)
1339#define VIDIOC_G_AUDIO_OLD _IOWR ('V', 33, struct v4l2_audio)
1340#define VIDIOC_G_AUDOUT_OLD _IOWR ('V', 49, struct v4l2_audioout)
1341#define VIDIOC_CROPCAP_OLD _IOR ('V', 58, struct v4l2_cropcap)
1342#endif
1343
1344#define BASE_VIDIOC_PRIVATE 192 /* 192-255 are private */
1345
1346#endif /* __LINUX_VIDEODEV2_H */
1347
1348/*
1349 * Local variables:
1350 * c-basic-offset: 8
1351 * End:
1352 */