projects / deliverable / linux.git / blob
? search:


bb58197ab6b914d8efa2f56f51468d3106bab808
[deliverable/linux.git] / include / linux / videodev2.h
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 #include <linux/time.h> /* need struct timeval */
18 #include <linux/types.h>
19 #include <linux/compiler.h> /* need __user */
20
21 #define HAVE_V4L2 1
22
23 /*
24 * Common stuff for both V4L1 and V4L2
25 * Moved from videodev.h
26 */
27
28 #define VIDEO_MAX_FRAME 32
29
30 #define VID_TYPE_CAPTURE 1 /* Can capture */
31 #define VID_TYPE_TUNER 2 /* Can tune */
32 #define VID_TYPE_TELETEXT 4 /* Does teletext */
33 #define VID_TYPE_OVERLAY 8 /* Overlay onto frame buffer */
34 #define VID_TYPE_CHROMAKEY 16 /* Overlay by chromakey */
35 #define VID_TYPE_CLIPPING 32 /* Can clip */
36 #define VID_TYPE_FRAMERAM 64 /* Uses the frame buffer memory */
37 #define VID_TYPE_SCALES 128 /* Scalable */
38 #define VID_TYPE_MONOCHROME 256 /* Monochrome only */
39 #define VID_TYPE_SUBCAPTURE 512 /* Can capture subareas of the image */
40 #define VID_TYPE_MPEG_DECODER 1024 /* Can decode MPEG streams */
41 #define VID_TYPE_MPEG_ENCODER 2048 /* Can encode MPEG streams */
42 #define VID_TYPE_MJPEG_DECODER 4096 /* Can decode MJPEG streams */
43 #define VID_TYPE_MJPEG_ENCODER 8192 /* Can encode MJPEG streams */
44
45 /*
46 * M I S C E L L A N E O U S
47 */
48
49 /* Four-character-code (FOURCC) */
50 #define v4l2_fourcc(a,b,c,d)\
51 (((__u32)(a)<<0)|((__u32)(b)<<8)|((__u32)(c)<<16)|((__u32)(d)<<24))
52
53 /*
54 * E N U M S
55 */
56 enum v4l2_field {
57 V4L2_FIELD_ANY = 0, /* driver can choose from none,
58 top, bottom, interlaced
59 depending on whatever it thinks
60 is approximate ... */
61 V4L2_FIELD_NONE = 1, /* this device has no fields ... */
62 V4L2_FIELD_TOP = 2, /* top field only */
63 V4L2_FIELD_BOTTOM = 3, /* bottom field only */
64 V4L2_FIELD_INTERLACED = 4, /* both fields interlaced */
65 V4L2_FIELD_SEQ_TB = 5, /* both fields sequential into one
66 buffer, top-bottom order */
67 V4L2_FIELD_SEQ_BT = 6, /* same as above + bottom-top order */
68 V4L2_FIELD_ALTERNATE = 7, /* both fields alternating into
69 separate buffers */
70 };
71 #define V4L2_FIELD_HAS_TOP(field) \
72 ((field) == V4L2_FIELD_TOP ||\
73 (field) == V4L2_FIELD_INTERLACED ||\
74 (field) == V4L2_FIELD_SEQ_TB ||\
75 (field) == V4L2_FIELD_SEQ_BT)
76 #define V4L2_FIELD_HAS_BOTTOM(field) \
77 ((field) == V4L2_FIELD_BOTTOM ||\
78 (field) == V4L2_FIELD_INTERLACED ||\
79 (field) == V4L2_FIELD_SEQ_TB ||\
80 (field) == V4L2_FIELD_SEQ_BT)
81 #define V4L2_FIELD_HAS_BOTH(field) \
82 ((field) == V4L2_FIELD_INTERLACED ||\
83 (field) == V4L2_FIELD_SEQ_TB ||\
84 (field) == V4L2_FIELD_SEQ_BT)
85
86 enum v4l2_buf_type {
87 V4L2_BUF_TYPE_VIDEO_CAPTURE = 1,
88 V4L2_BUF_TYPE_VIDEO_OUTPUT = 2,
89 V4L2_BUF_TYPE_VIDEO_OVERLAY = 3,
90 V4L2_BUF_TYPE_VBI_CAPTURE = 4,
91 V4L2_BUF_TYPE_VBI_OUTPUT = 5,
92 #if 1
93 /* Experimental Sliced VBI */
94 V4L2_BUF_TYPE_SLICED_VBI_CAPTURE = 6,
95 V4L2_BUF_TYPE_SLICED_VBI_OUTPUT = 7,
96 #endif
97 V4L2_BUF_TYPE_PRIVATE = 0x80,
98 };
99
100 enum v4l2_ctrl_type {
101 V4L2_CTRL_TYPE_INTEGER = 1,
102 V4L2_CTRL_TYPE_BOOLEAN = 2,
103 V4L2_CTRL_TYPE_MENU = 3,
104 V4L2_CTRL_TYPE_BUTTON = 4,
105 };
106
107 enum v4l2_tuner_type {
108 V4L2_TUNER_RADIO = 1,
109 V4L2_TUNER_ANALOG_TV = 2,
110 V4L2_TUNER_DIGITAL_TV = 3,
111 };
112
113 enum v4l2_memory {
114 V4L2_MEMORY_MMAP = 1,
115 V4L2_MEMORY_USERPTR = 2,
116 V4L2_MEMORY_OVERLAY = 3,
117 };
118
119 /* see also http://vektor.theorem.ca/graphics/ycbcr/ */
120 enum v4l2_colorspace {
121 /* ITU-R 601 -- broadcast NTSC/PAL */
122 V4L2_COLORSPACE_SMPTE170M = 1,
123
124 /* 1125-Line (US) HDTV */
125 V4L2_COLORSPACE_SMPTE240M = 2,
126
127 /* HD and modern captures. */
128 V4L2_COLORSPACE_REC709 = 3,
129
130 /* broken BT878 extents (601, luma range 16-253 instead of 16-235) */
131 V4L2_COLORSPACE_BT878 = 4,
132
133 /* These should be useful. Assume 601 extents. */
134 V4L2_COLORSPACE_470_SYSTEM_M = 5,
135 V4L2_COLORSPACE_470_SYSTEM_BG = 6,
136
137 /* I know there will be cameras that send this. So, this is
138 * unspecified chromaticities and full 0-255 on each of the
139 * Y'CbCr components
140 */
141 V4L2_COLORSPACE_JPEG = 7,
142
143 /* For RGB colourspaces, this is probably a good start. */
144 V4L2_COLORSPACE_SRGB = 8,
145 };
146
147 enum v4l2_priority {
148 V4L2_PRIORITY_UNSET = 0, /* not initialized */
149 V4L2_PRIORITY_BACKGROUND = 1,
150 V4L2_PRIORITY_INTERACTIVE = 2,
151 V4L2_PRIORITY_RECORD = 3,
152 V4L2_PRIORITY_DEFAULT = V4L2_PRIORITY_INTERACTIVE,
153 };
154
155 struct v4l2_rect {
156 __s32 left;
157 __s32 top;
158 __s32 width;
159 __s32 height;
160 };
161
162 struct v4l2_fract {
163 __u32 numerator;
164 __u32 denominator;
165 };
166
167 /*
168 * D R I V E R C A P A B I L I T I E S
169 */
170 struct v4l2_capability
171 {
172 __u8 driver[16]; /* i.e. "bttv" */
173 __u8 card[32]; /* i.e. "Hauppauge WinTV" */
174 __u8 bus_info[32]; /* "PCI:" + pci_name(pci_dev) */
175 __u32 version; /* should use KERNEL_VERSION() */
176 __u32 capabilities; /* Device capabilities */
177 __u32 reserved[4];
178 };
179
180 /* Values for 'capabilities' field */
181 #define V4L2_CAP_VIDEO_CAPTURE 0x00000001 /* Is a video capture device */
182 #define V4L2_CAP_VIDEO_OUTPUT 0x00000002 /* Is a video output device */
183 #define V4L2_CAP_VIDEO_OVERLAY 0x00000004 /* Can do video overlay */
184 #define V4L2_CAP_VBI_CAPTURE 0x00000010 /* Is a raw VBI capture device */
185 #define V4L2_CAP_VBI_OUTPUT 0x00000020 /* Is a raw VBI output device */
186 #if 1
187 #define V4L2_CAP_SLICED_VBI_CAPTURE 0x00000040 /* Is a sliced VBI capture device */
188 #define V4L2_CAP_SLICED_VBI_OUTPUT 0x00000080 /* Is a sliced VBI output device */
189 #endif
190 #define V4L2_CAP_RDS_CAPTURE 0x00000100 /* RDS data capture */
191
192 #define V4L2_CAP_TUNER 0x00010000 /* has a tuner */
193 #define V4L2_CAP_AUDIO 0x00020000 /* has audio support */
194 #define V4L2_CAP_RADIO 0x00040000 /* is a radio device */
195
196 #define V4L2_CAP_READWRITE 0x01000000 /* read/write systemcalls */
197 #define V4L2_CAP_ASYNCIO 0x02000000 /* async I/O */
198 #define V4L2_CAP_STREAMING 0x04000000 /* streaming I/O ioctls */
199
200 /*
201 * V I D E O I M A G E F O R M A T
202 */
203
204 struct v4l2_pix_format
205 {
206 __u32 width;
207 __u32 height;
208 __u32 pixelformat;
209 enum v4l2_field field;
210 __u32 bytesperline; /* for padding, zero if unused */
211 __u32 sizeimage;
212 enum v4l2_colorspace colorspace;
213 __u32 priv; /* private data, depends on pixelformat */
214 };
215
216 /* Pixel format FOURCC depth Description */
217 #define V4L2_PIX_FMT_RGB332 v4l2_fourcc('R','G','B','1') /* 8 RGB-3-3-2 */
218 #define V4L2_PIX_FMT_RGB555 v4l2_fourcc('R','G','B','O') /* 16 RGB-5-5-5 */
219 #define V4L2_PIX_FMT_RGB565 v4l2_fourcc('R','G','B','P') /* 16 RGB-5-6-5 */
220 #define V4L2_PIX_FMT_RGB555X v4l2_fourcc('R','G','B','Q') /* 16 RGB-5-5-5 BE */
221 #define V4L2_PIX_FMT_RGB565X v4l2_fourcc('R','G','B','R') /* 16 RGB-5-6-5 BE */
222 #define V4L2_PIX_FMT_BGR24 v4l2_fourcc('B','G','R','3') /* 24 BGR-8-8-8 */
223 #define V4L2_PIX_FMT_RGB24 v4l2_fourcc('R','G','B','3') /* 24 RGB-8-8-8 */
224 #define V4L2_PIX_FMT_BGR32 v4l2_fourcc('B','G','R','4') /* 32 BGR-8-8-8-8 */
225 #define V4L2_PIX_FMT_RGB32 v4l2_fourcc('R','G','B','4') /* 32 RGB-8-8-8-8 */
226 #define V4L2_PIX_FMT_GREY v4l2_fourcc('G','R','E','Y') /* 8 Greyscale */
227 #define V4L2_PIX_FMT_YVU410 v4l2_fourcc('Y','V','U','9') /* 9 YVU 4:1:0 */
228 #define V4L2_PIX_FMT_YVU420 v4l2_fourcc('Y','V','1','2') /* 12 YVU 4:2:0 */
229 #define V4L2_PIX_FMT_YUYV v4l2_fourcc('Y','U','Y','V') /* 16 YUV 4:2:2 */
230 #define V4L2_PIX_FMT_UYVY v4l2_fourcc('U','Y','V','Y') /* 16 YUV 4:2:2 */
231 #define V4L2_PIX_FMT_YUV422P v4l2_fourcc('4','2','2','P') /* 16 YVU422 planar */
232 #define V4L2_PIX_FMT_YUV411P v4l2_fourcc('4','1','1','P') /* 16 YVU411 planar */
233 #define V4L2_PIX_FMT_Y41P v4l2_fourcc('Y','4','1','P') /* 12 YUV 4:1:1 */
234
235 /* two planes -- one Y, one Cr + Cb interleaved */
236 #define V4L2_PIX_FMT_NV12 v4l2_fourcc('N','V','1','2') /* 12 Y/CbCr 4:2:0 */
237 #define V4L2_PIX_FMT_NV21 v4l2_fourcc('N','V','2','1') /* 12 Y/CrCb 4:2:0 */
238
239 /* The following formats are not defined in the V4L2 specification */
240 #define V4L2_PIX_FMT_YUV410 v4l2_fourcc('Y','U','V','9') /* 9 YUV 4:1:0 */
241 #define V4L2_PIX_FMT_YUV420 v4l2_fourcc('Y','U','1','2') /* 12 YUV 4:2:0 */
242 #define V4L2_PIX_FMT_YYUV v4l2_fourcc('Y','Y','U','V') /* 16 YUV 4:2:2 */
243 #define V4L2_PIX_FMT_HI240 v4l2_fourcc('H','I','2','4') /* 8 8-bit color */
244
245 /* see http://www.siliconimaging.com/RGB%20Bayer.htm */
246 #define V4L2_PIX_FMT_SBGGR8 v4l2_fourcc('B','A','8','1') /* 8 BGBG.. GRGR.. */
247
248 /* compressed formats */
249 #define V4L2_PIX_FMT_MJPEG v4l2_fourcc('M','J','P','G') /* Motion-JPEG */
250 #define V4L2_PIX_FMT_JPEG v4l2_fourcc('J','P','E','G') /* JFIF JPEG */
251 #define V4L2_PIX_FMT_DV v4l2_fourcc('d','v','s','d') /* 1394 */
252 #define V4L2_PIX_FMT_MPEG v4l2_fourcc('M','P','E','G') /* MPEG */
253
254 /* Vendor-specific formats */
255 #define V4L2_PIX_FMT_WNVA v4l2_fourcc('W','N','V','A') /* Winnov hw compress */
256 #define V4L2_PIX_FMT_SN9C10X v4l2_fourcc('S','9','1','0') /* SN9C10x compression */
257 #define V4L2_PIX_FMT_PWC1 v4l2_fourcc('P','W','C','1') /* pwc older webcam */
258 #define V4L2_PIX_FMT_PWC2 v4l2_fourcc('P','W','C','2') /* pwc newer webcam */
259 #define V4L2_PIX_FMT_ET61X251 v4l2_fourcc('E','6','2','5') /* ET61X251 compression */
260
261 /*
262 * F O R M A T E N U M E R A T I O N
263 */
264 struct v4l2_fmtdesc
265 {
266 __u32 index; /* Format number */
267 enum v4l2_buf_type type; /* buffer type */
268 __u32 flags;
269 __u8 description[32]; /* Description string */
270 __u32 pixelformat; /* Format fourcc */
271 __u32 reserved[4];
272 };
273
274 #define V4L2_FMT_FLAG_COMPRESSED 0x0001
275
276
277 /*
278 * T I M E C O D E
279 */
280 struct v4l2_timecode
281 {
282 __u32 type;
283 __u32 flags;
284 __u8 frames;
285 __u8 seconds;
286 __u8 minutes;
287 __u8 hours;
288 __u8 userbits[4];
289 };
290
291 /* Type */
292 #define V4L2_TC_TYPE_24FPS 1
293 #define V4L2_TC_TYPE_25FPS 2
294 #define V4L2_TC_TYPE_30FPS 3
295 #define V4L2_TC_TYPE_50FPS 4
296 #define V4L2_TC_TYPE_60FPS 5
297
298 /* Flags */
299 #define V4L2_TC_FLAG_DROPFRAME 0x0001 /* "drop-frame" mode */
300 #define V4L2_TC_FLAG_COLORFRAME 0x0002
301 #define V4L2_TC_USERBITS_field 0x000C
302 #define V4L2_TC_USERBITS_USERDEFINED 0x0000
303 #define V4L2_TC_USERBITS_8BITCHARS 0x0008
304 /* The above is based on SMPTE timecodes */
305
306
307 /*
308 * M P E G C O M P R E S S I O N P A R A M E T E R S
309 *
310 * ### WARNING: this is still work-in-progress right now, most likely
311 * ### there will be some incompatible changes.
312 *
313 */
314
315
316 enum v4l2_bitrate_mode {
317 V4L2_BITRATE_NONE = 0, /* not specified */
318 V4L2_BITRATE_CBR, /* constant bitrate */
319 V4L2_BITRATE_VBR, /* variable bitrate */
320 };
321 struct v4l2_bitrate {
322 /* rates are specified in kbit/sec */
323 enum v4l2_bitrate_mode mode;
324 __u32 min;
325 __u32 target; /* use this one for CBR */
326 __u32 max;
327 };
328
329 enum v4l2_mpeg_streamtype {
330 V4L2_MPEG_SS_1, /* MPEG-1 system stream */
331 V4L2_MPEG_PS_2, /* MPEG-2 program stream */
332 V4L2_MPEG_TS_2, /* MPEG-2 transport stream */
333 V4L2_MPEG_PS_DVD, /* MPEG-2 program stream with DVD header fixups */
334 };
335 enum v4l2_mpeg_audiotype {
336 V4L2_MPEG_AU_2_I, /* MPEG-2 layer 1 */
337 V4L2_MPEG_AU_2_II, /* MPEG-2 layer 2 */
338 V4L2_MPEG_AU_2_III, /* MPEG-2 layer 3 */
339 V4L2_MPEG_AC3, /* AC3 */
340 V4L2_MPEG_LPCM, /* LPCM */
341 };
342 enum v4l2_mpeg_videotype {
343 V4L2_MPEG_VI_1, /* MPEG-1 */
344 V4L2_MPEG_VI_2, /* MPEG-2 */
345 };
346 enum v4l2_mpeg_aspectratio {
347 V4L2_MPEG_ASPECT_SQUARE = 1, /* square pixel */
348 V4L2_MPEG_ASPECT_4_3 = 2, /* 4 : 3 */
349 V4L2_MPEG_ASPECT_16_9 = 3, /* 16 : 9 */
350 V4L2_MPEG_ASPECT_1_221 = 4, /* 1 : 2,21 */
351 };
352
353 struct v4l2_mpeg_compression {
354 /* general */
355 enum v4l2_mpeg_streamtype st_type;
356 struct v4l2_bitrate st_bitrate;
357
358 /* transport streams */
359 __u16 ts_pid_pmt;
360 __u16 ts_pid_audio;
361 __u16 ts_pid_video;
362 __u16 ts_pid_pcr;
363
364 /* program stream */
365 __u16 ps_size;
366 __u16 reserved_1; /* align */
367
368 /* audio */
369 enum v4l2_mpeg_audiotype au_type;
370 struct v4l2_bitrate au_bitrate;
371 __u32 au_sample_rate;
372 __u8 au_pesid;
373 __u8 reserved_2[3]; /* align */
374
375 /* video */
376 enum v4l2_mpeg_videotype vi_type;
377 enum v4l2_mpeg_aspectratio vi_aspect_ratio;
378 struct v4l2_bitrate vi_bitrate;
379 __u32 vi_frame_rate;
380 __u16 vi_frames_per_gop;
381 __u16 vi_bframes_count;
382 __u8 vi_pesid;
383 __u8 reserved_3[3]; /* align */
384
385 /* misc flags */
386 __u32 closed_gops:1;
387 __u32 pulldown:1;
388 __u32 reserved_4:30; /* align */
389
390 /* I don't expect the above being perfect yet ;) */
391 __u32 reserved_5[8];
392 };
393
394 struct v4l2_jpegcompression
395 {
396 int quality;
397
398 int APPn; /* Number of APP segment to be written,
399 * must be 0..15 */
400 int APP_len; /* Length of data in JPEG APPn segment */
401 char APP_data[60]; /* Data in the JPEG APPn segment. */
402
403 int COM_len; /* Length of data in JPEG COM segment */
404 char COM_data[60]; /* Data in JPEG COM segment */
405
406 __u32 jpeg_markers; /* Which markers should go into the JPEG
407 * output. Unless you exactly know what
408 * you do, leave them untouched.
409 * Inluding less markers will make the
410 * resulting code smaller, but there will
411 * be fewer aplications which can read it.
412 * The presence of the APP and COM marker
413 * is influenced by APP_len and COM_len
414 * ONLY, not by this property! */
415
416 #define V4L2_JPEG_MARKER_DHT (1<<3) /* Define Huffman Tables */
417 #define V4L2_JPEG_MARKER_DQT (1<<4) /* Define Quantization Tables */
418 #define V4L2_JPEG_MARKER_DRI (1<<5) /* Define Restart Interval */
419 #define V4L2_JPEG_MARKER_COM (1<<6) /* Comment segment */
420 #define V4L2_JPEG_MARKER_APP (1<<7) /* App segment, driver will
421 * allways use APP0 */
422 };
423
424
425 /*
426 * M E M O R Y - M A P P I N G B U F F E R S
427 */
428 struct v4l2_requestbuffers
429 {
430 __u32 count;
431 enum v4l2_buf_type type;
432 enum v4l2_memory memory;
433 __u32 reserved[2];
434 };
435
436 struct v4l2_buffer
437 {
438 __u32 index;
439 enum v4l2_buf_type type;
440 __u32 bytesused;
441 __u32 flags;
442 enum v4l2_field field;
443 struct timeval timestamp;
444 struct v4l2_timecode timecode;
445 __u32 sequence;
446
447 /* memory location */
448 enum v4l2_memory memory;
449 union {
450 __u32 offset;
451 unsigned long userptr;
452 } m;
453 __u32 length;
454 __u32 input;
455 __u32 reserved;
456 };
457
458 /* Flags for 'flags' field */
459 #define V4L2_BUF_FLAG_MAPPED 0x0001 /* Buffer is mapped (flag) */
460 #define V4L2_BUF_FLAG_QUEUED 0x0002 /* Buffer is queued for processing */
461 #define V4L2_BUF_FLAG_DONE 0x0004 /* Buffer is ready */
462 #define V4L2_BUF_FLAG_KEYFRAME 0x0008 /* Image is a keyframe (I-frame) */
463 #define V4L2_BUF_FLAG_PFRAME 0x0010 /* Image is a P-frame */
464 #define V4L2_BUF_FLAG_BFRAME 0x0020 /* Image is a B-frame */
465 #define V4L2_BUF_FLAG_TIMECODE 0x0100 /* timecode field is valid */
466 #define V4L2_BUF_FLAG_INPUT 0x0200 /* input field is valid */
467
468 /*
469 * O V E R L A Y P R E V I E W
470 */
471 struct v4l2_framebuffer
472 {
473 __u32 capability;
474 __u32 flags;
475 /* FIXME: in theory we should pass something like PCI device + memory
476 * region + offset instead of some physical address */
477 void* base;
478 struct v4l2_pix_format fmt;
479 };
480 /* Flags for the 'capability' field. Read only */
481 #define V4L2_FBUF_CAP_EXTERNOVERLAY 0x0001
482 #define V4L2_FBUF_CAP_CHROMAKEY 0x0002
483 #define V4L2_FBUF_CAP_LIST_CLIPPING 0x0004
484 #define V4L2_FBUF_CAP_BITMAP_CLIPPING 0x0008
485 /* Flags for the 'flags' field. */
486 #define V4L2_FBUF_FLAG_PRIMARY 0x0001
487 #define V4L2_FBUF_FLAG_OVERLAY 0x0002
488 #define V4L2_FBUF_FLAG_CHROMAKEY 0x0004
489
490 struct v4l2_clip
491 {
492 struct v4l2_rect c;
493 struct v4l2_clip __user *next;
494 };
495
496 struct v4l2_window
497 {
498 struct v4l2_rect w;
499 enum v4l2_field field;
500 __u32 chromakey;
501 struct v4l2_clip __user *clips;
502 __u32 clipcount;
503 void __user *bitmap;
504 };
505
506
507 /*
508 * C A P T U R E P A R A M E T E R S
509 */
510 struct v4l2_captureparm
511 {
512 __u32 capability; /* Supported modes */
513 __u32 capturemode; /* Current mode */
514 struct v4l2_fract timeperframe; /* Time per frame in .1us units */
515 __u32 extendedmode; /* Driver-specific extensions */
516 __u32 readbuffers; /* # of buffers for read */
517 __u32 reserved[4];
518 };
519 /* Flags for 'capability' and 'capturemode' fields */
520 #define V4L2_MODE_HIGHQUALITY 0x0001 /* High quality imaging mode */
521 #define V4L2_CAP_TIMEPERFRAME 0x1000 /* timeperframe field is supported */
522
523 struct v4l2_outputparm
524 {
525 __u32 capability; /* Supported modes */
526 __u32 outputmode; /* Current mode */
527 struct v4l2_fract timeperframe; /* Time per frame in seconds */
528 __u32 extendedmode; /* Driver-specific extensions */
529 __u32 writebuffers; /* # of buffers for write */
530 __u32 reserved[4];
531 };
532
533 /*
534 * I N P U T I M A G E C R O P P I N G
535 */
536
537 struct v4l2_cropcap {
538 enum v4l2_buf_type type;
539 struct v4l2_rect bounds;
540 struct v4l2_rect defrect;
541 struct v4l2_fract pixelaspect;
542 };
543
544 struct v4l2_crop {
545 enum v4l2_buf_type type;
546 struct v4l2_rect c;
547 };
548
549 /*
550 * A N A L O G V I D E O S T A N D A R D
551 */
552
553 typedef __u64 v4l2_std_id;
554
555 /* one bit for each */
556 #define V4L2_STD_PAL_B ((v4l2_std_id)0x00000001)
557 #define V4L2_STD_PAL_B1 ((v4l2_std_id)0x00000002)
558 #define V4L2_STD_PAL_G ((v4l2_std_id)0x00000004)
559 #define V4L2_STD_PAL_H ((v4l2_std_id)0x00000008)
560 #define V4L2_STD_PAL_I ((v4l2_std_id)0x00000010)
561 #define V4L2_STD_PAL_D ((v4l2_std_id)0x00000020)
562 #define V4L2_STD_PAL_D1 ((v4l2_std_id)0x00000040)
563 #define V4L2_STD_PAL_K ((v4l2_std_id)0x00000080)
564
565 #define V4L2_STD_PAL_M ((v4l2_std_id)0x00000100)
566 #define V4L2_STD_PAL_N ((v4l2_std_id)0x00000200)
567 #define V4L2_STD_PAL_Nc ((v4l2_std_id)0x00000400)
568 #define V4L2_STD_PAL_60 ((v4l2_std_id)0x00000800)
569
570 #define V4L2_STD_NTSC_M ((v4l2_std_id)0x00001000)
571 #define V4L2_STD_NTSC_M_JP ((v4l2_std_id)0x00002000)
572 #define V4L2_STD_NTSC_443 ((v4l2_std_id)0x00004000)
573 #define V4L2_STD_NTSC_M_KR ((v4l2_std_id)0x00008000)
574
575 #define V4L2_STD_SECAM_B ((v4l2_std_id)0x00010000)
576 #define V4L2_STD_SECAM_D ((v4l2_std_id)0x00020000)
577 #define V4L2_STD_SECAM_G ((v4l2_std_id)0x00040000)
578 #define V4L2_STD_SECAM_H ((v4l2_std_id)0x00080000)
579 #define V4L2_STD_SECAM_K ((v4l2_std_id)0x00100000)
580 #define V4L2_STD_SECAM_K1 ((v4l2_std_id)0x00200000)
581 #define V4L2_STD_SECAM_L ((v4l2_std_id)0x00400000)
582 #define V4L2_STD_SECAM_LC ((v4l2_std_id)0x00800000)
583
584 /* ATSC/HDTV */
585 #define V4L2_STD_ATSC_8_VSB ((v4l2_std_id)0x01000000)
586 #define V4L2_STD_ATSC_16_VSB ((v4l2_std_id)0x02000000)
587
588 /* some merged standards */
589 #define V4L2_STD_MN (V4L2_STD_PAL_M|V4L2_STD_PAL_N|V4L2_STD_PAL_Nc|V4L2_STD_NTSC)
590 #define V4L2_STD_B (V4L2_STD_PAL_B|V4L2_STD_PAL_B1|V4L2_STD_SECAM_B)
591 #define V4L2_STD_GH (V4L2_STD_PAL_G|V4L2_STD_PAL_H|V4L2_STD_SECAM_G|V4L2_STD_SECAM_H)
592 #define V4L2_STD_DK (V4L2_STD_PAL_DK|V4L2_STD_SECAM_DK)
593
594 /* some common needed stuff */
595 #define V4L2_STD_PAL_BG (V4L2_STD_PAL_B |\
596 V4L2_STD_PAL_B1 |\
597 V4L2_STD_PAL_G)
598 #define V4L2_STD_PAL_DK (V4L2_STD_PAL_D |\
599 V4L2_STD_PAL_D1 |\
600 V4L2_STD_PAL_K)
601 #define V4L2_STD_PAL (V4L2_STD_PAL_BG |\
602 V4L2_STD_PAL_DK |\
603 V4L2_STD_PAL_H |\
604 V4L2_STD_PAL_I)
605 #define V4L2_STD_NTSC (V4L2_STD_NTSC_M |\
606 V4L2_STD_NTSC_M_JP |\
607 V4L2_STD_NTSC_M_KR)
608 #define V4L2_STD_SECAM_DK (V4L2_STD_SECAM_D |\
609 V4L2_STD_SECAM_K |\
610 V4L2_STD_SECAM_K1)
611 #define V4L2_STD_SECAM (V4L2_STD_SECAM_B |\
612 V4L2_STD_SECAM_G |\
613 V4L2_STD_SECAM_H |\
614 V4L2_STD_SECAM_DK |\
615 V4L2_STD_SECAM_L |\
616 V4L2_STD_SECAM_LC)
617
618 #define V4L2_STD_525_60 (V4L2_STD_PAL_M |\
619 V4L2_STD_PAL_60 |\
620 V4L2_STD_NTSC |\
621 V4L2_STD_NTSC_443)
622 #define V4L2_STD_625_50 (V4L2_STD_PAL |\
623 V4L2_STD_PAL_N |\
624 V4L2_STD_PAL_Nc |\
625 V4L2_STD_SECAM)
626 #define V4L2_STD_ATSC (V4L2_STD_ATSC_8_VSB |\
627 V4L2_STD_ATSC_16_VSB)
628
629 #define V4L2_STD_UNKNOWN 0
630 #define V4L2_STD_ALL (V4L2_STD_525_60 |\
631 V4L2_STD_625_50)
632
633 struct v4l2_standard
634 {
635 __u32 index;
636 v4l2_std_id id;
637 __u8 name[24];
638 struct v4l2_fract frameperiod; /* Frames, not fields */
639 __u32 framelines;
640 __u32 reserved[4];
641 };
642
643
644 /*
645 * V I D E O I N P U T S
646 */
647 struct v4l2_input
648 {
649 __u32 index; /* Which input */
650 __u8 name[32]; /* Label */
651 __u32 type; /* Type of input */
652 __u32 audioset; /* Associated audios (bitfield) */
653 __u32 tuner; /* Associated tuner */
654 v4l2_std_id std;
655 __u32 status;
656 __u32 reserved[4];
657 };
658 /* Values for the 'type' field */
659 #define V4L2_INPUT_TYPE_TUNER 1
660 #define V4L2_INPUT_TYPE_CAMERA 2
661
662 /* field 'status' - general */
663 #define V4L2_IN_ST_NO_POWER 0x00000001 /* Attached device is off */
664 #define V4L2_IN_ST_NO_SIGNAL 0x00000002
665 #define V4L2_IN_ST_NO_COLOR 0x00000004
666
667 /* field 'status' - analog */
668 #define V4L2_IN_ST_NO_H_LOCK 0x00000100 /* No horizontal sync lock */
669 #define V4L2_IN_ST_COLOR_KILL 0x00000200 /* Color killer is active */
670
671 /* field 'status' - digital */
672 #define V4L2_IN_ST_NO_SYNC 0x00010000 /* No synchronization lock */
673 #define V4L2_IN_ST_NO_EQU 0x00020000 /* No equalizer lock */
674 #define V4L2_IN_ST_NO_CARRIER 0x00040000 /* Carrier recovery failed */
675
676 /* field 'status' - VCR and set-top box */
677 #define V4L2_IN_ST_MACROVISION 0x01000000 /* Macrovision detected */
678 #define V4L2_IN_ST_NO_ACCESS 0x02000000 /* Conditional access denied */
679 #define V4L2_IN_ST_VTR 0x04000000 /* VTR time constant */
680
681 /*
682 * V I D E O O U T P U T S
683 */
684 struct v4l2_output
685 {
686 __u32 index; /* Which output */
687 __u8 name[32]; /* Label */
688 __u32 type; /* Type of output */
689 __u32 audioset; /* Associated audios (bitfield) */
690 __u32 modulator; /* Associated modulator */
691 v4l2_std_id std;
692 __u32 reserved[4];
693 };
694 /* Values for the 'type' field */
695 #define V4L2_OUTPUT_TYPE_MODULATOR 1
696 #define V4L2_OUTPUT_TYPE_ANALOG 2
697 #define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY 3
698
699 /*
700 * C O N T R O L S
701 */
702 struct v4l2_control
703 {
704 __u32 id;
705 __s32 value;
706 };
707
708 /* Used in the VIDIOC_QUERYCTRL ioctl for querying controls */
709 struct v4l2_queryctrl
710 {
711 __u32 id;
712 enum v4l2_ctrl_type type;
713 __u8 name[32]; /* Whatever */
714 __s32 minimum; /* Note signedness */
715 __s32 maximum;
716 __s32 step;
717 __s32 default_value;
718 __u32 flags;
719 __u32 reserved[2];
720 };
721
722 /* Used in the VIDIOC_QUERYMENU ioctl for querying menu items */
723 struct v4l2_querymenu
724 {
725 __u32 id;
726 __u32 index;
727 __u8 name[32]; /* Whatever */
728 __u32 reserved;
729 };
730
731 /* Control flags */
732 #define V4L2_CTRL_FLAG_DISABLED 0x0001
733 #define V4L2_CTRL_FLAG_GRABBED 0x0002
734
735 /* Control IDs defined by V4L2 */
736 #define V4L2_CID_BASE 0x00980900
737 /* IDs reserved for driver specific controls */
738 #define V4L2_CID_PRIVATE_BASE 0x08000000
739
740 #define V4L2_CID_BRIGHTNESS (V4L2_CID_BASE+0)
741 #define V4L2_CID_CONTRAST (V4L2_CID_BASE+1)
742 #define V4L2_CID_SATURATION (V4L2_CID_BASE+2)
743 #define V4L2_CID_HUE (V4L2_CID_BASE+3)
744 #define V4L2_CID_AUDIO_VOLUME (V4L2_CID_BASE+5)
745 #define V4L2_CID_AUDIO_BALANCE (V4L2_CID_BASE+6)
746 #define V4L2_CID_AUDIO_BASS (V4L2_CID_BASE+7)
747 #define V4L2_CID_AUDIO_TREBLE (V4L2_CID_BASE+8)
748 #define V4L2_CID_AUDIO_MUTE (V4L2_CID_BASE+9)
749 #define V4L2_CID_AUDIO_LOUDNESS (V4L2_CID_BASE+10)
750 #define V4L2_CID_BLACK_LEVEL (V4L2_CID_BASE+11)
751 #define V4L2_CID_AUTO_WHITE_BALANCE (V4L2_CID_BASE+12)
752 #define V4L2_CID_DO_WHITE_BALANCE (V4L2_CID_BASE+13)
753 #define V4L2_CID_RED_BALANCE (V4L2_CID_BASE+14)
754 #define V4L2_CID_BLUE_BALANCE (V4L2_CID_BASE+15)
755 #define V4L2_CID_GAMMA (V4L2_CID_BASE+16)
756 #define V4L2_CID_WHITENESS (V4L2_CID_GAMMA) /* ? Not sure */
757 #define V4L2_CID_EXPOSURE (V4L2_CID_BASE+17)
758 #define V4L2_CID_AUTOGAIN (V4L2_CID_BASE+18)
759 #define V4L2_CID_GAIN (V4L2_CID_BASE+19)
760 #define V4L2_CID_HFLIP (V4L2_CID_BASE+20)
761 #define V4L2_CID_VFLIP (V4L2_CID_BASE+21)
762 #define V4L2_CID_HCENTER (V4L2_CID_BASE+22)
763 #define V4L2_CID_VCENTER (V4L2_CID_BASE+23)
764 #define V4L2_CID_LASTP1 (V4L2_CID_BASE+24) /* last CID + 1 */
765
766 /*
767 * T U N I N G
768 */
769 struct v4l2_tuner
770 {
771 __u32 index;
772 __u8 name[32];
773 enum v4l2_tuner_type type;
774 __u32 capability;
775 __u32 rangelow;
776 __u32 rangehigh;
777 __u32 rxsubchans;
778 __u32 audmode;
779 __s32 signal;
780 __s32 afc;
781 __u32 reserved[4];
782 };
783
784 struct v4l2_modulator
785 {
786 __u32 index;
787 __u8 name[32];
788 __u32 capability;
789 __u32 rangelow;
790 __u32 rangehigh;
791 __u32 txsubchans;
792 __u32 reserved[4];
793 };
794
795 /* Flags for the 'capability' field */
796 #define V4L2_TUNER_CAP_LOW 0x0001
797 #define V4L2_TUNER_CAP_NORM 0x0002
798 #define V4L2_TUNER_CAP_STEREO 0x0010
799 #define V4L2_TUNER_CAP_LANG2 0x0020
800 #define V4L2_TUNER_CAP_SAP 0x0020
801 #define V4L2_TUNER_CAP_LANG1 0x0040
802
803 /* Flags for the 'rxsubchans' field */
804 #define V4L2_TUNER_SUB_MONO 0x0001
805 #define V4L2_TUNER_SUB_STEREO 0x0002
806 #define V4L2_TUNER_SUB_LANG2 0x0004
807 #define V4L2_TUNER_SUB_SAP 0x0004
808 #define V4L2_TUNER_SUB_LANG1 0x0008
809
810 /* Values for the 'audmode' field */
811 #define V4L2_TUNER_MODE_MONO 0x0000
812 #define V4L2_TUNER_MODE_STEREO 0x0001
813 #define V4L2_TUNER_MODE_LANG2 0x0002
814 #define V4L2_TUNER_MODE_SAP 0x0002
815 #define V4L2_TUNER_MODE_LANG1 0x0003
816 #define V4L2_TUNER_MODE_LANG1_LANG2 0x0004
817
818 struct v4l2_frequency
819 {
820 __u32 tuner;
821 enum v4l2_tuner_type type;
822 __u32 frequency;
823 __u32 reserved[8];
824 };
825
826 /*
827 * A U D I O
828 */
829 struct v4l2_audio
830 {
831 __u32 index;
832 __u8 name[32];
833 __u32 capability;
834 __u32 mode;
835 __u32 reserved[2];
836 };
837 /* Flags for the 'capability' field */
838 #define V4L2_AUDCAP_STEREO 0x00001
839 #define V4L2_AUDCAP_AVL 0x00002
840
841 /* Flags for the 'mode' field */
842 #define V4L2_AUDMODE_AVL 0x00001
843
844 struct v4l2_audioout
845 {
846 __u32 index;
847 __u8 name[32];
848 __u32 capability;
849 __u32 mode;
850 __u32 reserved[2];
851 };
852
853 /*
854 * D A T A S E R V I C E S ( V B I )
855 *
856 * Data services API by Michael Schimek
857 */
858
859 /* Raw VBI */
860
861 struct v4l2_vbi_format
862 {
863 __u32 sampling_rate; /* in 1 Hz */
864 __u32 offset;
865 __u32 samples_per_line;
866 __u32 sample_format; /* V4L2_PIX_FMT_* */
867 __s32 start[2];
868 __u32 count[2];
869 __u32 flags; /* V4L2_VBI_* */
870 __u32 reserved[2]; /* must be zero */
871 };
872
873 /* VBI flags */
874 #define V4L2_VBI_UNSYNC (1<< 0)
875 #define V4L2_VBI_INTERLACED (1<< 1)
876
877 #if 1
878 /* Sliced VBI
879 *
880 * This implements is a proposal V4L2 API to allow SLICED VBI
881 * required for some hardware encoders. It should change without
882 * notice in the definitive implementation.
883 */
884
885 struct v4l2_sliced_vbi_format
886 {
887 __u16 service_set;
888 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
889 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
890 (equals frame lines 313-336 for 625 line video
891 standards, 263-286 for 525 line standards) */
892 __u16 service_lines[2][24];
893 __u32 io_size;
894 __u32 reserved[2]; /* must be zero */
895 };
896
897 /* Teletext World System Teletext
898 (WST), defined on ITU-R BT.653-2 */
899 #define V4L2_SLICED_TELETEXT_B (0x0001)
900 /* Video Program System, defined on ETS 300 231*/
901 #define V4L2_SLICED_VPS (0x0400)
902 /* Closed Caption, defined on EIA-608 */
903 #define V4L2_SLICED_CAPTION_525 (0x1000)
904 /* Wide Screen System, defined on ITU-R BT1119.1 */
905 #define V4L2_SLICED_WSS_625 (0x4000)
906
907 #define V4L2_SLICED_VBI_525 (V4L2_SLICED_CAPTION_525)
908 #define V4L2_SLICED_VBI_625 (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625)
909
910
911 struct v4l2_sliced_vbi_cap
912 {
913 __u16 service_set;
914 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
915 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
916 (equals frame lines 313-336 for 625 line video
917 standards, 263-286 for 525 line standards) */
918 __u16 service_lines[2][24];
919 __u32 reserved[4]; /* must be 0 */
920 };
921
922 struct v4l2_sliced_vbi_data
923 {
924 __u32 id;
925 __u32 field; /* 0: first field, 1: second field */
926 __u32 line; /* 1-23 */
927 __u32 reserved; /* must be 0 */
928 __u8 data[48];
929 };
930 #endif
931
932 /*
933 * A G G R E G A T E S T R U C T U R E S
934 */
935
936 /* Stream data format
937 */
938 struct v4l2_format
939 {
940 enum v4l2_buf_type type;
941 union
942 {
943 struct v4l2_pix_format pix; // V4L2_BUF_TYPE_VIDEO_CAPTURE
944 struct v4l2_window win; // V4L2_BUF_TYPE_VIDEO_OVERLAY
945 struct v4l2_vbi_format vbi; // V4L2_BUF_TYPE_VBI_CAPTURE
946 #if 1
947 struct v4l2_sliced_vbi_format sliced; // V4L2_BUF_TYPE_SLICED_VBI_CAPTURE
948 #endif
949 __u8 raw_data[200]; // user-defined
950 } fmt;
951 };
952
953
954 /* Stream type-dependent parameters
955 */
956 struct v4l2_streamparm
957 {
958 enum v4l2_buf_type type;
959 union
960 {
961 struct v4l2_captureparm capture;
962 struct v4l2_outputparm output;
963 __u8 raw_data[200]; /* user-defined */
964 } parm;
965 };
966
967
968
969 /*
970 * 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
971 *
972 */
973 #define VIDIOC_QUERYCAP _IOR ('V', 0, struct v4l2_capability)
974 #define VIDIOC_RESERVED _IO ('V', 1)
975 #define VIDIOC_ENUM_FMT _IOWR ('V', 2, struct v4l2_fmtdesc)
976 #define VIDIOC_G_FMT _IOWR ('V', 4, struct v4l2_format)
977 #define VIDIOC_S_FMT _IOWR ('V', 5, struct v4l2_format)
978 #define VIDIOC_G_MPEGCOMP _IOR ('V', 6, struct v4l2_mpeg_compression)
979 #define VIDIOC_S_MPEGCOMP _IOW ('V', 7, struct v4l2_mpeg_compression)
980 #define VIDIOC_REQBUFS _IOWR ('V', 8, struct v4l2_requestbuffers)
981 #define VIDIOC_QUERYBUF _IOWR ('V', 9, struct v4l2_buffer)
982 #define VIDIOC_G_FBUF _IOR ('V', 10, struct v4l2_framebuffer)
983 #define VIDIOC_S_FBUF _IOW ('V', 11, struct v4l2_framebuffer)
984 #define VIDIOC_OVERLAY _IOW ('V', 14, int)
985 #define VIDIOC_QBUF _IOWR ('V', 15, struct v4l2_buffer)
986 #define VIDIOC_DQBUF _IOWR ('V', 17, struct v4l2_buffer)
987 #define VIDIOC_STREAMON _IOW ('V', 18, int)
988 #define VIDIOC_STREAMOFF _IOW ('V', 19, int)
989 #define VIDIOC_G_PARM _IOWR ('V', 21, struct v4l2_streamparm)
990 #define VIDIOC_S_PARM _IOWR ('V', 22, struct v4l2_streamparm)
991 #define VIDIOC_G_STD _IOR ('V', 23, v4l2_std_id)
992 #define VIDIOC_S_STD _IOW ('V', 24, v4l2_std_id)
993 #define VIDIOC_ENUMSTD _IOWR ('V', 25, struct v4l2_standard)
994 #define VIDIOC_ENUMINPUT _IOWR ('V', 26, struct v4l2_input)
995 #define VIDIOC_G_CTRL _IOWR ('V', 27, struct v4l2_control)
996 #define VIDIOC_S_CTRL _IOWR ('V', 28, struct v4l2_control)
997 #define VIDIOC_G_TUNER _IOWR ('V', 29, struct v4l2_tuner)
998 #define VIDIOC_S_TUNER _IOW ('V', 30, struct v4l2_tuner)
999 #define VIDIOC_G_AUDIO _IOR ('V', 33, struct v4l2_audio)
1000 #define VIDIOC_S_AUDIO _IOW ('V', 34, struct v4l2_audio)
1001 #define VIDIOC_QUERYCTRL _IOWR ('V', 36, struct v4l2_queryctrl)
1002 #define VIDIOC_QUERYMENU _IOWR ('V', 37, struct v4l2_querymenu)
1003 #define VIDIOC_G_INPUT _IOR ('V', 38, int)
1004 #define VIDIOC_S_INPUT _IOWR ('V', 39, int)
1005 #define VIDIOC_G_OUTPUT _IOR ('V', 46, int)
1006 #define VIDIOC_S_OUTPUT _IOWR ('V', 47, int)
1007 #define VIDIOC_ENUMOUTPUT _IOWR ('V', 48, struct v4l2_output)
1008 #define VIDIOC_G_AUDOUT _IOR ('V', 49, struct v4l2_audioout)
1009 #define VIDIOC_S_AUDOUT _IOW ('V', 50, struct v4l2_audioout)
1010 #define VIDIOC_G_MODULATOR _IOWR ('V', 54, struct v4l2_modulator)
1011 #define VIDIOC_S_MODULATOR _IOW ('V', 55, struct v4l2_modulator)
1012 #define VIDIOC_G_FREQUENCY _IOWR ('V', 56, struct v4l2_frequency)
1013 #define VIDIOC_S_FREQUENCY _IOW ('V', 57, struct v4l2_frequency)
1014 #define VIDIOC_CROPCAP _IOWR ('V', 58, struct v4l2_cropcap)
1015 #define VIDIOC_G_CROP _IOWR ('V', 59, struct v4l2_crop)
1016 #define VIDIOC_S_CROP _IOW ('V', 60, struct v4l2_crop)
1017 #define VIDIOC_G_JPEGCOMP _IOR ('V', 61, struct v4l2_jpegcompression)
1018 #define VIDIOC_S_JPEGCOMP _IOW ('V', 62, struct v4l2_jpegcompression)
1019 #define VIDIOC_QUERYSTD _IOR ('V', 63, v4l2_std_id)
1020 #define VIDIOC_TRY_FMT _IOWR ('V', 64, struct v4l2_format)
1021 #define VIDIOC_ENUMAUDIO _IOWR ('V', 65, struct v4l2_audio)
1022 #define VIDIOC_ENUMAUDOUT _IOWR ('V', 66, struct v4l2_audioout)
1023 #define VIDIOC_G_PRIORITY _IOR ('V', 67, enum v4l2_priority)
1024 #define VIDIOC_S_PRIORITY _IOW ('V', 68, enum v4l2_priority)
1025 #if 1
1026 #define VIDIOC_G_SLICED_VBI_CAP _IOR ('V', 69, struct v4l2_sliced_vbi_cap)
1027 #endif
1028 #define VIDIOC_LOG_STATUS _IO ('V', 70)
1029
1030 #ifdef __OLD_VIDIOC_
1031 /* for compatibility, will go away some day */
1032 #define VIDIOC_OVERLAY_OLD _IOWR ('V', 14, int)
1033 #define VIDIOC_S_PARM_OLD _IOW ('V', 22, struct v4l2_streamparm)
1034 #define VIDIOC_S_CTRL_OLD _IOW ('V', 28, struct v4l2_control)
1035 #define VIDIOC_G_AUDIO_OLD _IOWR ('V', 33, struct v4l2_audio)
1036 #define VIDIOC_G_AUDOUT_OLD _IOWR ('V', 49, struct v4l2_audioout)
1037 #define VIDIOC_CROPCAP_OLD _IOR ('V', 58, struct v4l2_cropcap)
1038 #endif
1039
1040 #define BASE_VIDIOC_PRIVATE 192 /* 192-255 are private */
1041
1042 #endif /* __LINUX_VIDEODEV2_H */
1043
1044 /*
1045 * Local variables:
1046 * c-basic-offset: 8
1047 * End:
1048 */
Linux kernel - Deliverables
This page took 0.055591 seconds and 5 git commands to generate.