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