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[PATCH] dm: fix mapped device ref counting
[linux-2.6/verdex.git] / include / linux / videodev2.h
blob4f428547ec090ac7752d80b86b792538d5d491c3
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 #define HAVE_V4L2 1
26
27 /*
28 * Common stuff for both V4L1 and V4L2
29 * Moved from videodev.h
30 */
31 #define VIDEO_MAX_FRAME 32
32
33 #define VID_TYPE_CAPTURE 1 /* Can capture */
34 #define VID_TYPE_TUNER 2 /* Can tune */
35 #define VID_TYPE_TELETEXT 4 /* Does teletext */
36 #define VID_TYPE_OVERLAY 8 /* Overlay onto frame buffer */
37 #define VID_TYPE_CHROMAKEY 16 /* Overlay by chromakey */
38 #define VID_TYPE_CLIPPING 32 /* Can clip */
39 #define VID_TYPE_FRAMERAM 64 /* Uses the frame buffer memory */
40 #define VID_TYPE_SCALES 128 /* Scalable */
41 #define VID_TYPE_MONOCHROME 256 /* Monochrome only */
42 #define VID_TYPE_SUBCAPTURE 512 /* Can capture subareas of the image */
43 #define VID_TYPE_MPEG_DECODER 1024 /* Can decode MPEG streams */
44 #define VID_TYPE_MPEG_ENCODER 2048 /* Can encode MPEG streams */
45 #define VID_TYPE_MJPEG_DECODER 4096 /* Can decode MJPEG streams */
46 #define VID_TYPE_MJPEG_ENCODER 8192 /* Can encode MJPEG streams */
47
48 /*
49 * M I S C E L L A N E O U S
50 */
51
52 /* Four-character-code (FOURCC) */
53 #define v4l2_fourcc(a,b,c,d)\
54 (((__u32)(a)<<0)|((__u32)(b)<<8)|((__u32)(c)<<16)|((__u32)(d)<<24))
55
56 /*
57 * E N U M S
58 */
59 enum v4l2_field {
60 V4L2_FIELD_ANY = 0, /* driver can choose from none,
61 top, bottom, interlaced
62 depending on whatever it thinks
63 is approximate ... */
64 V4L2_FIELD_NONE = 1, /* this device has no fields ... */
65 V4L2_FIELD_TOP = 2, /* top field only */
66 V4L2_FIELD_BOTTOM = 3, /* bottom field only */
67 V4L2_FIELD_INTERLACED = 4, /* both fields interlaced */
68 V4L2_FIELD_SEQ_TB = 5, /* both fields sequential into one
69 buffer, top-bottom order */
70 V4L2_FIELD_SEQ_BT = 6, /* same as above + bottom-top order */
71 V4L2_FIELD_ALTERNATE = 7, /* both fields alternating into
72 separate buffers */
73 };
74 #define V4L2_FIELD_HAS_TOP(field) \
75 ((field) == V4L2_FIELD_TOP ||\
76 (field) == V4L2_FIELD_INTERLACED ||\
77 (field) == V4L2_FIELD_SEQ_TB ||\
78 (field) == V4L2_FIELD_SEQ_BT)
79 #define V4L2_FIELD_HAS_BOTTOM(field) \
80 ((field) == V4L2_FIELD_BOTTOM ||\
81 (field) == V4L2_FIELD_INTERLACED ||\
82 (field) == V4L2_FIELD_SEQ_TB ||\
83 (field) == V4L2_FIELD_SEQ_BT)
84 #define V4L2_FIELD_HAS_BOTH(field) \
85 ((field) == V4L2_FIELD_INTERLACED ||\
86 (field) == V4L2_FIELD_SEQ_TB ||\
87 (field) == V4L2_FIELD_SEQ_BT)
88
89 enum v4l2_buf_type {
90 V4L2_BUF_TYPE_VIDEO_CAPTURE = 1,
91 V4L2_BUF_TYPE_VIDEO_OUTPUT = 2,
92 V4L2_BUF_TYPE_VIDEO_OVERLAY = 3,
93 V4L2_BUF_TYPE_VBI_CAPTURE = 4,
94 V4L2_BUF_TYPE_VBI_OUTPUT = 5,
95 #if 1
96 /* Experimental Sliced VBI */
97 V4L2_BUF_TYPE_SLICED_VBI_CAPTURE = 6,
98 V4L2_BUF_TYPE_SLICED_VBI_OUTPUT = 7,
99 #endif
100 V4L2_BUF_TYPE_PRIVATE = 0x80,
101 };
102
103 enum v4l2_ctrl_type {
104 V4L2_CTRL_TYPE_INTEGER = 1,
105 V4L2_CTRL_TYPE_BOOLEAN = 2,
106 V4L2_CTRL_TYPE_MENU = 3,
107 V4L2_CTRL_TYPE_BUTTON = 4,
108 V4L2_CTRL_TYPE_INTEGER64 = 5,
109 V4L2_CTRL_TYPE_CTRL_CLASS = 6,
110 };
111
112 enum v4l2_tuner_type {
113 V4L2_TUNER_RADIO = 1,
114 V4L2_TUNER_ANALOG_TV = 2,
115 V4L2_TUNER_DIGITAL_TV = 3,
116 };
117
118 enum v4l2_memory {
119 V4L2_MEMORY_MMAP = 1,
120 V4L2_MEMORY_USERPTR = 2,
121 V4L2_MEMORY_OVERLAY = 3,
122 };
123
124 /* see also http://vektor.theorem.ca/graphics/ycbcr/ */
125 enum v4l2_colorspace {
126 /* ITU-R 601 -- broadcast NTSC/PAL */
127 V4L2_COLORSPACE_SMPTE170M = 1,
128
129 /* 1125-Line (US) HDTV */
130 V4L2_COLORSPACE_SMPTE240M = 2,
131
132 /* HD and modern captures. */
133 V4L2_COLORSPACE_REC709 = 3,
134
135 /* broken BT878 extents (601, luma range 16-253 instead of 16-235) */
136 V4L2_COLORSPACE_BT878 = 4,
137
138 /* These should be useful. Assume 601 extents. */
139 V4L2_COLORSPACE_470_SYSTEM_M = 5,
140 V4L2_COLORSPACE_470_SYSTEM_BG = 6,
141
142 /* I know there will be cameras that send this. So, this is
143 * unspecified chromaticities and full 0-255 on each of the
144 * Y'CbCr components
145 */
146 V4L2_COLORSPACE_JPEG = 7,
147
148 /* For RGB colourspaces, this is probably a good start. */
149 V4L2_COLORSPACE_SRGB = 8,
150 };
151
152 enum v4l2_priority {
153 V4L2_PRIORITY_UNSET = 0, /* not initialized */
154 V4L2_PRIORITY_BACKGROUND = 1,
155 V4L2_PRIORITY_INTERACTIVE = 2,
156 V4L2_PRIORITY_RECORD = 3,
157 V4L2_PRIORITY_DEFAULT = V4L2_PRIORITY_INTERACTIVE,
158 };
159
160 struct v4l2_rect {
161 __s32 left;
162 __s32 top;
163 __s32 width;
164 __s32 height;
165 };
166
167 struct v4l2_fract {
168 __u32 numerator;
169 __u32 denominator;
170 };
171
172 /*
173 * D R I V E R C A P A B I L I T I E S
174 */
175 struct v4l2_capability
176 {
177 __u8 driver[16]; /* i.e. "bttv" */
178 __u8 card[32]; /* i.e. "Hauppauge WinTV" */
179 __u8 bus_info[32]; /* "PCI:" + pci_name(pci_dev) */
180 __u32 version; /* should use KERNEL_VERSION() */
181 __u32 capabilities; /* Device capabilities */
182 __u32 reserved[4];
183 };
184
185 /* Values for 'capabilities' field */
186 #define V4L2_CAP_VIDEO_CAPTURE 0x00000001 /* Is a video capture device */
187 #define V4L2_CAP_VIDEO_OUTPUT 0x00000002 /* Is a video output device */
188 #define V4L2_CAP_VIDEO_OVERLAY 0x00000004 /* Can do video overlay */
189 #define V4L2_CAP_VBI_CAPTURE 0x00000010 /* Is a raw VBI capture device */
190 #define V4L2_CAP_VBI_OUTPUT 0x00000020 /* Is a raw VBI output device */
191 #if 1
192 #define V4L2_CAP_SLICED_VBI_CAPTURE 0x00000040 /* Is a sliced VBI capture device */
193 #define V4L2_CAP_SLICED_VBI_OUTPUT 0x00000080 /* Is a sliced VBI output device */
194 #endif
195 #define V4L2_CAP_RDS_CAPTURE 0x00000100 /* RDS data capture */
196
197 #define V4L2_CAP_TUNER 0x00010000 /* has a tuner */
198 #define V4L2_CAP_AUDIO 0x00020000 /* has audio support */
199 #define V4L2_CAP_RADIO 0x00040000 /* is a radio device */
200
201 #define V4L2_CAP_READWRITE 0x01000000 /* read/write systemcalls */
202 #define V4L2_CAP_ASYNCIO 0x02000000 /* async I/O */
203 #define V4L2_CAP_STREAMING 0x04000000 /* streaming I/O ioctls */
204
205 /*
206 * V I D E O I M A G E F O R M A T
207 */
208 struct v4l2_pix_format
209 {
210 __u32 width;
211 __u32 height;
212 __u32 pixelformat;
213 enum v4l2_field field;
214 __u32 bytesperline; /* for padding, zero if unused */
215 __u32 sizeimage;
216 enum v4l2_colorspace colorspace;
217 __u32 priv; /* private data, depends on pixelformat */
218 };
219
220 /* Pixel format FOURCC depth Description */
221 #define V4L2_PIX_FMT_RGB332 v4l2_fourcc('R','G','B','1') /* 8 RGB-3-3-2 */
222 #define V4L2_PIX_FMT_RGB555 v4l2_fourcc('R','G','B','O') /* 16 RGB-5-5-5 */
223 #define V4L2_PIX_FMT_RGB565 v4l2_fourcc('R','G','B','P') /* 16 RGB-5-6-5 */
224 #define V4L2_PIX_FMT_RGB555X v4l2_fourcc('R','G','B','Q') /* 16 RGB-5-5-5 BE */
225 #define V4L2_PIX_FMT_RGB565X v4l2_fourcc('R','G','B','R') /* 16 RGB-5-6-5 BE */
226 #define V4L2_PIX_FMT_BGR24 v4l2_fourcc('B','G','R','3') /* 24 BGR-8-8-8 */
227 #define V4L2_PIX_FMT_RGB24 v4l2_fourcc('R','G','B','3') /* 24 RGB-8-8-8 */
228 #define V4L2_PIX_FMT_BGR32 v4l2_fourcc('B','G','R','4') /* 32 BGR-8-8-8-8 */
229 #define V4L2_PIX_FMT_RGB32 v4l2_fourcc('R','G','B','4') /* 32 RGB-8-8-8-8 */
230 #define V4L2_PIX_FMT_GREY v4l2_fourcc('G','R','E','Y') /* 8 Greyscale */
231 #define V4L2_PIX_FMT_YVU410 v4l2_fourcc('Y','V','U','9') /* 9 YVU 4:1:0 */
232 #define V4L2_PIX_FMT_YVU420 v4l2_fourcc('Y','V','1','2') /* 12 YVU 4:2:0 */
233 #define V4L2_PIX_FMT_YUYV v4l2_fourcc('Y','U','Y','V') /* 16 YUV 4:2:2 */
234 #define V4L2_PIX_FMT_UYVY v4l2_fourcc('U','Y','V','Y') /* 16 YUV 4:2:2 */
235 #define V4L2_PIX_FMT_YUV422P v4l2_fourcc('4','2','2','P') /* 16 YVU422 planar */
236 #define V4L2_PIX_FMT_YUV411P v4l2_fourcc('4','1','1','P') /* 16 YVU411 planar */
237 #define V4L2_PIX_FMT_Y41P v4l2_fourcc('Y','4','1','P') /* 12 YUV 4:1:1 */
238
239 /* two planes -- one Y, one Cr + Cb interleaved */
240 #define V4L2_PIX_FMT_NV12 v4l2_fourcc('N','V','1','2') /* 12 Y/CbCr 4:2:0 */
241 #define V4L2_PIX_FMT_NV21 v4l2_fourcc('N','V','2','1') /* 12 Y/CrCb 4:2:0 */
242
243 /* The following formats are not defined in the V4L2 specification */
244 #define V4L2_PIX_FMT_YUV410 v4l2_fourcc('Y','U','V','9') /* 9 YUV 4:1:0 */
245 #define V4L2_PIX_FMT_YUV420 v4l2_fourcc('Y','U','1','2') /* 12 YUV 4:2:0 */
246 #define V4L2_PIX_FMT_YYUV v4l2_fourcc('Y','Y','U','V') /* 16 YUV 4:2:2 */
247 #define V4L2_PIX_FMT_HI240 v4l2_fourcc('H','I','2','4') /* 8 8-bit color */
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 */
268 struct 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 /*
281 * T I M E C O D E
282 */
283 struct v4l2_timecode
284 {
285 __u32 type;
286 __u32 flags;
287 __u8 frames;
288 __u8 seconds;
289 __u8 minutes;
290 __u8 hours;
291 __u8 userbits[4];
292 };
293
294 /* Type */
295 #define V4L2_TC_TYPE_24FPS 1
296 #define V4L2_TC_TYPE_25FPS 2
297 #define V4L2_TC_TYPE_30FPS 3
298 #define V4L2_TC_TYPE_50FPS 4
299 #define V4L2_TC_TYPE_60FPS 5
300
301 /* Flags */
302 #define V4L2_TC_FLAG_DROPFRAME 0x0001 /* "drop-frame" mode */
303 #define V4L2_TC_FLAG_COLORFRAME 0x0002
304 #define V4L2_TC_USERBITS_field 0x000C
305 #define V4L2_TC_USERBITS_USERDEFINED 0x0000
306 #define V4L2_TC_USERBITS_8BITCHARS 0x0008
307 /* The above is based on SMPTE timecodes */
308
309 #ifdef __KERNEL__
310 /*
311 * 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
312 *
313 * ### WARNING: This experimental MPEG compression API is obsolete.
314 * ### It is replaced by the MPEG controls API.
315 * ### This old API will disappear in the near future!
316 *
317 */
318 enum v4l2_bitrate_mode {
319 V4L2_BITRATE_NONE = 0, /* not specified */
320 V4L2_BITRATE_CBR, /* constant bitrate */
321 V4L2_BITRATE_VBR, /* variable bitrate */
322 };
323 struct v4l2_bitrate {
324 /* rates are specified in kbit/sec */
325 enum v4l2_bitrate_mode mode;
326 __u32 min;
327 __u32 target; /* use this one for CBR */
328 __u32 max;
329 };
330
331 enum v4l2_mpeg_streamtype {
332 V4L2_MPEG_SS_1, /* MPEG-1 system stream */
333 V4L2_MPEG_PS_2, /* MPEG-2 program stream */
334 V4L2_MPEG_TS_2, /* MPEG-2 transport stream */
335 V4L2_MPEG_PS_DVD, /* MPEG-2 program stream with DVD header fixups */
336 };
337 enum v4l2_mpeg_audiotype {
338 V4L2_MPEG_AU_2_I, /* MPEG-2 layer 1 */
339 V4L2_MPEG_AU_2_II, /* MPEG-2 layer 2 */
340 V4L2_MPEG_AU_2_III, /* MPEG-2 layer 3 */
341 V4L2_MPEG_AC3, /* AC3 */
342 V4L2_MPEG_LPCM, /* LPCM */
343 };
344 enum v4l2_mpeg_videotype {
345 V4L2_MPEG_VI_1, /* MPEG-1 */
346 V4L2_MPEG_VI_2, /* MPEG-2 */
347 };
348 enum v4l2_mpeg_aspectratio {
349 V4L2_MPEG_ASPECT_SQUARE = 1, /* square pixel */
350 V4L2_MPEG_ASPECT_4_3 = 2, /* 4 : 3 */
351 V4L2_MPEG_ASPECT_16_9 = 3, /* 16 : 9 */
352 V4L2_MPEG_ASPECT_1_221 = 4, /* 1 : 2,21 */
353 };
354
355 struct v4l2_mpeg_compression {
356 /* general */
357 enum v4l2_mpeg_streamtype st_type;
358 struct v4l2_bitrate st_bitrate;
359
360 /* transport streams */
361 __u16 ts_pid_pmt;
362 __u16 ts_pid_audio;
363 __u16 ts_pid_video;
364 __u16 ts_pid_pcr;
365
366 /* program stream */
367 __u16 ps_size;
368 __u16 reserved_1; /* align */
369
370 /* audio */
371 enum v4l2_mpeg_audiotype au_type;
372 struct v4l2_bitrate au_bitrate;
373 __u32 au_sample_rate;
374 __u8 au_pesid;
375 __u8 reserved_2[3]; /* align */
376
377 /* video */
378 enum v4l2_mpeg_videotype vi_type;
379 enum v4l2_mpeg_aspectratio vi_aspect_ratio;
380 struct v4l2_bitrate vi_bitrate;
381 __u32 vi_frame_rate;
382 __u16 vi_frames_per_gop;
383 __u16 vi_bframes_count;
384 __u8 vi_pesid;
385 __u8 reserved_3[3]; /* align */
386
387 /* misc flags */
388 __u32 closed_gops:1;
389 __u32 pulldown:1;
390 __u32 reserved_4:30; /* align */
391
392 /* I don't expect the above being perfect yet ;) */
393 __u32 reserved_5[8];
394 };
395 #endif
396
397 struct v4l2_jpegcompression
398 {
399 int quality;
400
401 int APPn; /* Number of APP segment to be written,
402 * must be 0..15 */
403 int APP_len; /* Length of data in JPEG APPn segment */
404 char APP_data[60]; /* Data in the JPEG APPn segment. */
405
406 int COM_len; /* Length of data in JPEG COM segment */
407 char COM_data[60]; /* Data in JPEG COM segment */
408
409 __u32 jpeg_markers; /* Which markers should go into the JPEG
410 * output. Unless you exactly know what
411 * you do, leave them untouched.
412 * Inluding less markers will make the
413 * resulting code smaller, but there will
414 * be fewer aplications which can read it.
415 * The presence of the APP and COM marker
416 * is influenced by APP_len and COM_len
417 * ONLY, not by this property! */
418
419 #define V4L2_JPEG_MARKER_DHT (1<<3) /* Define Huffman Tables */
420 #define V4L2_JPEG_MARKER_DQT (1<<4) /* Define Quantization Tables */
421 #define V4L2_JPEG_MARKER_DRI (1<<5) /* Define Restart Interval */
422 #define V4L2_JPEG_MARKER_COM (1<<6) /* Comment segment */
423 #define V4L2_JPEG_MARKER_APP (1<<7) /* App segment, driver will
424 * allways use APP0 */
425 };
426
427 /*
428 * M E M O R Y - M A P P I N G B U F F E R S
429 */
430 struct v4l2_requestbuffers
431 {
432 __u32 count;
433 enum v4l2_buf_type type;
434 enum v4l2_memory memory;
435 __u32 reserved[2];
436 };
437
438 struct v4l2_buffer
439 {
440 __u32 index;
441 enum v4l2_buf_type type;
442 __u32 bytesused;
443 __u32 flags;
444 enum v4l2_field field;
445 struct timeval timestamp;
446 struct v4l2_timecode timecode;
447 __u32 sequence;
448
449 /* memory location */
450 enum v4l2_memory memory;
451 union {
452 __u32 offset;
453 unsigned long userptr;
454 } m;
455 __u32 length;
456 __u32 input;
457 __u32 reserved;
458 };
459
460 /* Flags for 'flags' field */
461 #define V4L2_BUF_FLAG_MAPPED 0x0001 /* Buffer is mapped (flag) */
462 #define V4L2_BUF_FLAG_QUEUED 0x0002 /* Buffer is queued for processing */
463 #define V4L2_BUF_FLAG_DONE 0x0004 /* Buffer is ready */
464 #define V4L2_BUF_FLAG_KEYFRAME 0x0008 /* Image is a keyframe (I-frame) */
465 #define V4L2_BUF_FLAG_PFRAME 0x0010 /* Image is a P-frame */
466 #define V4L2_BUF_FLAG_BFRAME 0x0020 /* Image is a B-frame */
467 #define V4L2_BUF_FLAG_TIMECODE 0x0100 /* timecode field is valid */
468 #define V4L2_BUF_FLAG_INPUT 0x0200 /* input field is valid */
469
470 /*
471 * O V E R L A Y P R E V I E W
472 */
473 struct v4l2_framebuffer
474 {
475 __u32 capability;
476 __u32 flags;
477 /* FIXME: in theory we should pass something like PCI device + memory
478 * region + offset instead of some physical address */
479 void* base;
480 struct v4l2_pix_format fmt;
481 };
482 /* Flags for the 'capability' field. Read only */
483 #define V4L2_FBUF_CAP_EXTERNOVERLAY 0x0001
484 #define V4L2_FBUF_CAP_CHROMAKEY 0x0002
485 #define V4L2_FBUF_CAP_LIST_CLIPPING 0x0004
486 #define V4L2_FBUF_CAP_BITMAP_CLIPPING 0x0008
487 /* Flags for the 'flags' field. */
488 #define V4L2_FBUF_FLAG_PRIMARY 0x0001
489 #define V4L2_FBUF_FLAG_OVERLAY 0x0002
490 #define V4L2_FBUF_FLAG_CHROMAKEY 0x0004
491
492 struct v4l2_clip
493 {
494 struct v4l2_rect c;
495 struct v4l2_clip __user *next;
496 };
497
498 struct v4l2_window
499 {
500 struct v4l2_rect w;
501 enum v4l2_field field;
502 __u32 chromakey;
503 struct v4l2_clip __user *clips;
504 __u32 clipcount;
505 void __user *bitmap;
506 };
507
508 /*
509 * C A P T U R E P A R A M E T E R S
510 */
511 struct v4l2_captureparm
512 {
513 __u32 capability; /* Supported modes */
514 __u32 capturemode; /* Current mode */
515 struct v4l2_fract timeperframe; /* Time per frame in .1us units */
516 __u32 extendedmode; /* Driver-specific extensions */
517 __u32 readbuffers; /* # of buffers for read */
518 __u32 reserved[4];
519 };
520
521 /* Flags for 'capability' and 'capturemode' fields */
522 #define V4L2_MODE_HIGHQUALITY 0x0001 /* High quality imaging mode */
523 #define V4L2_CAP_TIMEPERFRAME 0x1000 /* timeperframe field is supported */
524
525 struct v4l2_outputparm
526 {
527 __u32 capability; /* Supported modes */
528 __u32 outputmode; /* Current mode */
529 struct v4l2_fract timeperframe; /* Time per frame in seconds */
530 __u32 extendedmode; /* Driver-specific extensions */
531 __u32 writebuffers; /* # of buffers for write */
532 __u32 reserved[4];
533 };
534
535 /*
536 * I N P U T I M A G E C R O P P I N G
537 */
538 struct v4l2_cropcap {
539 enum v4l2_buf_type type;
540 struct v4l2_rect bounds;
541 struct v4l2_rect defrect;
542 struct v4l2_fract pixelaspect;
543 };
544
545 struct v4l2_crop {
546 enum v4l2_buf_type type;
547 struct v4l2_rect c;
548 };
549
550 /*
551 * A N A L O G V I D E O S T A N D A R D
552 */
553
554 typedef __u64 v4l2_std_id;
555
556 /* one bit for each */
557 #define V4L2_STD_PAL_B ((v4l2_std_id)0x00000001)
558 #define V4L2_STD_PAL_B1 ((v4l2_std_id)0x00000002)
559 #define V4L2_STD_PAL_G ((v4l2_std_id)0x00000004)
560 #define V4L2_STD_PAL_H ((v4l2_std_id)0x00000008)
561 #define V4L2_STD_PAL_I ((v4l2_std_id)0x00000010)
562 #define V4L2_STD_PAL_D ((v4l2_std_id)0x00000020)
563 #define V4L2_STD_PAL_D1 ((v4l2_std_id)0x00000040)
564 #define V4L2_STD_PAL_K ((v4l2_std_id)0x00000080)
565
566 #define V4L2_STD_PAL_M ((v4l2_std_id)0x00000100)
567 #define V4L2_STD_PAL_N ((v4l2_std_id)0x00000200)
568 #define V4L2_STD_PAL_Nc ((v4l2_std_id)0x00000400)
569 #define V4L2_STD_PAL_60 ((v4l2_std_id)0x00000800)
570
571 #define V4L2_STD_NTSC_M ((v4l2_std_id)0x00001000)
572 #define V4L2_STD_NTSC_M_JP ((v4l2_std_id)0x00002000)
573 #define V4L2_STD_NTSC_443 ((v4l2_std_id)0x00004000)
574 #define V4L2_STD_NTSC_M_KR ((v4l2_std_id)0x00008000)
575
576 #define V4L2_STD_SECAM_B ((v4l2_std_id)0x00010000)
577 #define V4L2_STD_SECAM_D ((v4l2_std_id)0x00020000)
578 #define V4L2_STD_SECAM_G ((v4l2_std_id)0x00040000)
579 #define V4L2_STD_SECAM_H ((v4l2_std_id)0x00080000)
580 #define V4L2_STD_SECAM_K ((v4l2_std_id)0x00100000)
581 #define V4L2_STD_SECAM_K1 ((v4l2_std_id)0x00200000)
582 #define V4L2_STD_SECAM_L ((v4l2_std_id)0x00400000)
583 #define V4L2_STD_SECAM_LC ((v4l2_std_id)0x00800000)
584
585 /* ATSC/HDTV */
586 #define V4L2_STD_ATSC_8_VSB ((v4l2_std_id)0x01000000)
587 #define V4L2_STD_ATSC_16_VSB ((v4l2_std_id)0x02000000)
588
589 /* some merged standards */
590 #define V4L2_STD_MN (V4L2_STD_PAL_M|V4L2_STD_PAL_N|V4L2_STD_PAL_Nc|V4L2_STD_NTSC)
591 #define V4L2_STD_B (V4L2_STD_PAL_B|V4L2_STD_PAL_B1|V4L2_STD_SECAM_B)
592 #define V4L2_STD_GH (V4L2_STD_PAL_G|V4L2_STD_PAL_H|V4L2_STD_SECAM_G|V4L2_STD_SECAM_H)
593 #define V4L2_STD_DK (V4L2_STD_PAL_DK|V4L2_STD_SECAM_DK)
594
595 /* some common needed stuff */
596 #define V4L2_STD_PAL_BG (V4L2_STD_PAL_B |\
597 V4L2_STD_PAL_B1 |\
598 V4L2_STD_PAL_G)
599 #define V4L2_STD_PAL_DK (V4L2_STD_PAL_D |\
600 V4L2_STD_PAL_D1 |\
601 V4L2_STD_PAL_K)
602 #define V4L2_STD_PAL (V4L2_STD_PAL_BG |\
603 V4L2_STD_PAL_DK |\
604 V4L2_STD_PAL_H |\
605 V4L2_STD_PAL_I)
606 #define V4L2_STD_NTSC (V4L2_STD_NTSC_M |\
607 V4L2_STD_NTSC_M_JP |\
608 V4L2_STD_NTSC_M_KR)
609 #define V4L2_STD_SECAM_DK (V4L2_STD_SECAM_D |\
610 V4L2_STD_SECAM_K |\
611 V4L2_STD_SECAM_K1)
612 #define V4L2_STD_SECAM (V4L2_STD_SECAM_B |\
613 V4L2_STD_SECAM_G |\
614 V4L2_STD_SECAM_H |\
615 V4L2_STD_SECAM_DK |\
616 V4L2_STD_SECAM_L |\
617 V4L2_STD_SECAM_LC)
618
619 #define V4L2_STD_525_60 (V4L2_STD_PAL_M |\
620 V4L2_STD_PAL_60 |\
621 V4L2_STD_NTSC |\
622 V4L2_STD_NTSC_443)
623 #define V4L2_STD_625_50 (V4L2_STD_PAL |\
624 V4L2_STD_PAL_N |\
625 V4L2_STD_PAL_Nc |\
626 V4L2_STD_SECAM)
627 #define V4L2_STD_ATSC (V4L2_STD_ATSC_8_VSB |\
628 V4L2_STD_ATSC_16_VSB)
629
630 #define V4L2_STD_UNKNOWN 0
631 #define V4L2_STD_ALL (V4L2_STD_525_60 |\
632 V4L2_STD_625_50)
633
634 struct v4l2_standard
635 {
636 __u32 index;
637 v4l2_std_id id;
638 __u8 name[24];
639 struct v4l2_fract frameperiod; /* Frames, not fields */
640 __u32 framelines;
641 __u32 reserved[4];
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
659 /* Values for the 'type' field */
660 #define V4L2_INPUT_TYPE_TUNER 1
661 #define V4L2_INPUT_TYPE_CAMERA 2
662
663 /* field 'status' - general */
664 #define V4L2_IN_ST_NO_POWER 0x00000001 /* Attached device is off */
665 #define V4L2_IN_ST_NO_SIGNAL 0x00000002
666 #define V4L2_IN_ST_NO_COLOR 0x00000004
667
668 /* field 'status' - analog */
669 #define V4L2_IN_ST_NO_H_LOCK 0x00000100 /* No horizontal sync lock */
670 #define V4L2_IN_ST_COLOR_KILL 0x00000200 /* Color killer is active */
671
672 /* field 'status' - digital */
673 #define V4L2_IN_ST_NO_SYNC 0x00010000 /* No synchronization lock */
674 #define V4L2_IN_ST_NO_EQU 0x00020000 /* No equalizer lock */
675 #define V4L2_IN_ST_NO_CARRIER 0x00040000 /* Carrier recovery failed */
676
677 /* field 'status' - VCR and set-top box */
678 #define V4L2_IN_ST_MACROVISION 0x01000000 /* Macrovision detected */
679 #define V4L2_IN_ST_NO_ACCESS 0x02000000 /* Conditional access denied */
680 #define V4L2_IN_ST_VTR 0x04000000 /* VTR time constant */
681
682 /*
683 * V I D E O O U T P U T S
684 */
685 struct v4l2_output
686 {
687 __u32 index; /* Which output */
688 __u8 name[32]; /* Label */
689 __u32 type; /* Type of output */
690 __u32 audioset; /* Associated audios (bitfield) */
691 __u32 modulator; /* Associated modulator */
692 v4l2_std_id std;
693 __u32 reserved[4];
694 };
695 /* Values for the 'type' field */
696 #define V4L2_OUTPUT_TYPE_MODULATOR 1
697 #define V4L2_OUTPUT_TYPE_ANALOG 2
698 #define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY 3
699
700 /*
701 * C O N T R O L S
702 */
703 struct v4l2_control
704 {
705 __u32 id;
706 __s32 value;
707 };
708
709 struct v4l2_ext_control
710 {
711 __u32 id;
712 __u32 reserved2[2];
713 union {
714 __s32 value;
715 __s64 value64;
716 void *reserved;
717 };
718 };
719
720 struct v4l2_ext_controls
721 {
722 __u32 ctrl_class;
723 __u32 count;
724 __u32 error_idx;
725 __u32 reserved[2];
726 struct v4l2_ext_control *controls;
727 };
728
729 /* Values for ctrl_class field */
730 #define V4L2_CTRL_CLASS_USER 0x00980000 /* Old-style 'user' controls */
731 #define V4L2_CTRL_CLASS_MPEG 0x00990000 /* MPEG-compression controls */
732
733 #define V4L2_CTRL_ID_MASK (0x0fffffff)
734 #define V4L2_CTRL_ID2CLASS(id) ((id) & 0x0fff0000UL)
735 #define V4L2_CTRL_DRIVER_PRIV(id) (((id) & 0xffff) >= 0x1000)
736
737 /* Used in the VIDIOC_QUERYCTRL ioctl for querying controls */
738 struct v4l2_queryctrl
739 {
740 __u32 id;
741 enum v4l2_ctrl_type type;
742 __u8 name[32]; /* Whatever */
743 __s32 minimum; /* Note signedness */
744 __s32 maximum;
745 __s32 step;
746 __s32 default_value;
747 __u32 flags;
748 __u32 reserved[2];
749 };
750
751 /* Used in the VIDIOC_QUERYMENU ioctl for querying menu items */
752 struct v4l2_querymenu
753 {
754 __u32 id;
755 __u32 index;
756 __u8 name[32]; /* Whatever */
757 __u32 reserved;
758 };
759
760 /* Control flags */
761 #define V4L2_CTRL_FLAG_DISABLED 0x0001
762 #define V4L2_CTRL_FLAG_GRABBED 0x0002
763 #define V4L2_CTRL_FLAG_READ_ONLY 0x0004
764 #define V4L2_CTRL_FLAG_UPDATE 0x0008
765 #define V4L2_CTRL_FLAG_INACTIVE 0x0010
766 #define V4L2_CTRL_FLAG_SLIDER 0x0020
767
768 /* Query flag, to be ORed with the control ID */
769 #define V4L2_CTRL_FLAG_NEXT_CTRL 0x80000000
770
771 /* User-class control IDs defined by V4L2 */
772 #define V4L2_CID_BASE (V4L2_CTRL_CLASS_USER | 0x900)
773 #define V4L2_CID_USER_BASE V4L2_CID_BASE
774 /* IDs reserved for driver specific controls */
775 #define V4L2_CID_PRIVATE_BASE 0x08000000
776
777 #define V4L2_CID_USER_CLASS (V4L2_CTRL_CLASS_USER | 1)
778 #define V4L2_CID_BRIGHTNESS (V4L2_CID_BASE+0)
779 #define V4L2_CID_CONTRAST (V4L2_CID_BASE+1)
780 #define V4L2_CID_SATURATION (V4L2_CID_BASE+2)
781 #define V4L2_CID_HUE (V4L2_CID_BASE+3)
782 #define V4L2_CID_AUDIO_VOLUME (V4L2_CID_BASE+5)
783 #define V4L2_CID_AUDIO_BALANCE (V4L2_CID_BASE+6)
784 #define V4L2_CID_AUDIO_BASS (V4L2_CID_BASE+7)
785 #define V4L2_CID_AUDIO_TREBLE (V4L2_CID_BASE+8)
786 #define V4L2_CID_AUDIO_MUTE (V4L2_CID_BASE+9)
787 #define V4L2_CID_AUDIO_LOUDNESS (V4L2_CID_BASE+10)
788 #define V4L2_CID_BLACK_LEVEL (V4L2_CID_BASE+11)
789 #define V4L2_CID_AUTO_WHITE_BALANCE (V4L2_CID_BASE+12)
790 #define V4L2_CID_DO_WHITE_BALANCE (V4L2_CID_BASE+13)
791 #define V4L2_CID_RED_BALANCE (V4L2_CID_BASE+14)
792 #define V4L2_CID_BLUE_BALANCE (V4L2_CID_BASE+15)
793 #define V4L2_CID_GAMMA (V4L2_CID_BASE+16)
794 #define V4L2_CID_WHITENESS (V4L2_CID_GAMMA) /* ? Not sure */
795 #define V4L2_CID_EXPOSURE (V4L2_CID_BASE+17)
796 #define V4L2_CID_AUTOGAIN (V4L2_CID_BASE+18)
797 #define V4L2_CID_GAIN (V4L2_CID_BASE+19)
798 #define V4L2_CID_HFLIP (V4L2_CID_BASE+20)
799 #define V4L2_CID_VFLIP (V4L2_CID_BASE+21)
800 #define V4L2_CID_HCENTER (V4L2_CID_BASE+22)
801 #define V4L2_CID_VCENTER (V4L2_CID_BASE+23)
802 #define V4L2_CID_LASTP1 (V4L2_CID_BASE+24) /* last CID + 1 */
803
804 /* MPEG-class control IDs defined by V4L2 */
805 #define V4L2_CID_MPEG_BASE (V4L2_CTRL_CLASS_MPEG | 0x900)
806 #define V4L2_CID_MPEG_CLASS (V4L2_CTRL_CLASS_MPEG | 1)
807
808 /* MPEG streams */
809 #define V4L2_CID_MPEG_STREAM_TYPE (V4L2_CID_MPEG_BASE+0)
810 enum v4l2_mpeg_stream_type {
811 V4L2_MPEG_STREAM_TYPE_MPEG2_PS = 0, /* MPEG-2 program stream */
812 V4L2_MPEG_STREAM_TYPE_MPEG2_TS = 1, /* MPEG-2 transport stream */
813 V4L2_MPEG_STREAM_TYPE_MPEG1_SS = 2, /* MPEG-1 system stream */
814 V4L2_MPEG_STREAM_TYPE_MPEG2_DVD = 3, /* MPEG-2 DVD-compatible stream */
815 V4L2_MPEG_STREAM_TYPE_MPEG1_VCD = 4, /* MPEG-1 VCD-compatible stream */
816 V4L2_MPEG_STREAM_TYPE_MPEG2_SVCD = 5, /* MPEG-2 SVCD-compatible stream */
817 };
818 #define V4L2_CID_MPEG_STREAM_PID_PMT (V4L2_CID_MPEG_BASE+1)
819 #define V4L2_CID_MPEG_STREAM_PID_AUDIO (V4L2_CID_MPEG_BASE+2)
820 #define V4L2_CID_MPEG_STREAM_PID_VIDEO (V4L2_CID_MPEG_BASE+3)
821 #define V4L2_CID_MPEG_STREAM_PID_PCR (V4L2_CID_MPEG_BASE+4)
822 #define V4L2_CID_MPEG_STREAM_PES_ID_AUDIO (V4L2_CID_MPEG_BASE+5)
823 #define V4L2_CID_MPEG_STREAM_PES_ID_VIDEO (V4L2_CID_MPEG_BASE+6)
824
825 /* MPEG audio */
826 #define V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ (V4L2_CID_MPEG_BASE+100)
827 enum v4l2_mpeg_audio_sampling_freq {
828 V4L2_MPEG_AUDIO_SAMPLING_FREQ_44100 = 0,
829 V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000 = 1,
830 V4L2_MPEG_AUDIO_SAMPLING_FREQ_32000 = 2,
831 };
832 #define V4L2_CID_MPEG_AUDIO_ENCODING (V4L2_CID_MPEG_BASE+101)
833 enum v4l2_mpeg_audio_encoding {
834 V4L2_MPEG_AUDIO_ENCODING_LAYER_1 = 0,
835 V4L2_MPEG_AUDIO_ENCODING_LAYER_2 = 1,
836 V4L2_MPEG_AUDIO_ENCODING_LAYER_3 = 2,
837 };
838 #define V4L2_CID_MPEG_AUDIO_L1_BITRATE (V4L2_CID_MPEG_BASE+102)
839 enum v4l2_mpeg_audio_l1_bitrate {
840 V4L2_MPEG_AUDIO_L1_BITRATE_32K = 0,
841 V4L2_MPEG_AUDIO_L1_BITRATE_64K = 1,
842 V4L2_MPEG_AUDIO_L1_BITRATE_96K = 2,
843 V4L2_MPEG_AUDIO_L1_BITRATE_128K = 3,
844 V4L2_MPEG_AUDIO_L1_BITRATE_160K = 4,
845 V4L2_MPEG_AUDIO_L1_BITRATE_192K = 5,
846 V4L2_MPEG_AUDIO_L1_BITRATE_224K = 6,
847 V4L2_MPEG_AUDIO_L1_BITRATE_256K = 7,
848 V4L2_MPEG_AUDIO_L1_BITRATE_288K = 8,
849 V4L2_MPEG_AUDIO_L1_BITRATE_320K = 9,
850 V4L2_MPEG_AUDIO_L1_BITRATE_352K = 10,
851 V4L2_MPEG_AUDIO_L1_BITRATE_384K = 11,
852 V4L2_MPEG_AUDIO_L1_BITRATE_416K = 12,
853 V4L2_MPEG_AUDIO_L1_BITRATE_448K = 13,
854 };
855 #define V4L2_CID_MPEG_AUDIO_L2_BITRATE (V4L2_CID_MPEG_BASE+103)
856 enum v4l2_mpeg_audio_l2_bitrate {
857 V4L2_MPEG_AUDIO_L2_BITRATE_32K = 0,
858 V4L2_MPEG_AUDIO_L2_BITRATE_48K = 1,
859 V4L2_MPEG_AUDIO_L2_BITRATE_56K = 2,
860 V4L2_MPEG_AUDIO_L2_BITRATE_64K = 3,
861 V4L2_MPEG_AUDIO_L2_BITRATE_80K = 4,
862 V4L2_MPEG_AUDIO_L2_BITRATE_96K = 5,
863 V4L2_MPEG_AUDIO_L2_BITRATE_112K = 6,
864 V4L2_MPEG_AUDIO_L2_BITRATE_128K = 7,
865 V4L2_MPEG_AUDIO_L2_BITRATE_160K = 8,
866 V4L2_MPEG_AUDIO_L2_BITRATE_192K = 9,
867 V4L2_MPEG_AUDIO_L2_BITRATE_224K = 10,
868 V4L2_MPEG_AUDIO_L2_BITRATE_256K = 11,
869 V4L2_MPEG_AUDIO_L2_BITRATE_320K = 12,
870 V4L2_MPEG_AUDIO_L2_BITRATE_384K = 13,
871 };
872 #define V4L2_CID_MPEG_AUDIO_L3_BITRATE (V4L2_CID_MPEG_BASE+104)
873 enum v4l2_mpeg_audio_l3_bitrate {
874 V4L2_MPEG_AUDIO_L3_BITRATE_32K = 0,
875 V4L2_MPEG_AUDIO_L3_BITRATE_40K = 1,
876 V4L2_MPEG_AUDIO_L3_BITRATE_48K = 2,
877 V4L2_MPEG_AUDIO_L3_BITRATE_56K = 3,
878 V4L2_MPEG_AUDIO_L3_BITRATE_64K = 4,
879 V4L2_MPEG_AUDIO_L3_BITRATE_80K = 5,
880 V4L2_MPEG_AUDIO_L3_BITRATE_96K = 6,
881 V4L2_MPEG_AUDIO_L3_BITRATE_112K = 7,
882 V4L2_MPEG_AUDIO_L3_BITRATE_128K = 8,
883 V4L2_MPEG_AUDIO_L3_BITRATE_160K = 9,
884 V4L2_MPEG_AUDIO_L3_BITRATE_192K = 10,
885 V4L2_MPEG_AUDIO_L3_BITRATE_224K = 11,
886 V4L2_MPEG_AUDIO_L3_BITRATE_256K = 12,
887 V4L2_MPEG_AUDIO_L3_BITRATE_320K = 13,
888 };
889 #define V4L2_CID_MPEG_AUDIO_MODE (V4L2_CID_MPEG_BASE+105)
890 enum v4l2_mpeg_audio_mode {
891 V4L2_MPEG_AUDIO_MODE_STEREO = 0,
892 V4L2_MPEG_AUDIO_MODE_JOINT_STEREO = 1,
893 V4L2_MPEG_AUDIO_MODE_DUAL = 2,
894 V4L2_MPEG_AUDIO_MODE_MONO = 3,
895 };
896 #define V4L2_CID_MPEG_AUDIO_MODE_EXTENSION (V4L2_CID_MPEG_BASE+106)
897 enum v4l2_mpeg_audio_mode_extension {
898 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4 = 0,
899 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_8 = 1,
900 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_12 = 2,
901 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_16 = 3,
902 };
903 #define V4L2_CID_MPEG_AUDIO_EMPHASIS (V4L2_CID_MPEG_BASE+107)
904 enum v4l2_mpeg_audio_emphasis {
905 V4L2_MPEG_AUDIO_EMPHASIS_NONE = 0,
906 V4L2_MPEG_AUDIO_EMPHASIS_50_DIV_15_uS = 1,
907 V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17 = 2,
908 };
909 #define V4L2_CID_MPEG_AUDIO_CRC (V4L2_CID_MPEG_BASE+108)
910 enum v4l2_mpeg_audio_crc {
911 V4L2_MPEG_AUDIO_CRC_NONE = 0,
912 V4L2_MPEG_AUDIO_CRC_CRC16 = 1,
913 };
914
915 /* MPEG video */
916 #define V4L2_CID_MPEG_VIDEO_ENCODING (V4L2_CID_MPEG_BASE+200)
917 enum v4l2_mpeg_video_encoding {
918 V4L2_MPEG_VIDEO_ENCODING_MPEG_1 = 0,
919 V4L2_MPEG_VIDEO_ENCODING_MPEG_2 = 1,
920 };
921 #define V4L2_CID_MPEG_VIDEO_ASPECT (V4L2_CID_MPEG_BASE+201)
922 enum v4l2_mpeg_video_aspect {
923 V4L2_MPEG_VIDEO_ASPECT_1x1 = 0,
924 V4L2_MPEG_VIDEO_ASPECT_4x3 = 1,
925 V4L2_MPEG_VIDEO_ASPECT_16x9 = 2,
926 V4L2_MPEG_VIDEO_ASPECT_221x100 = 3,
927 };
928 #define V4L2_CID_MPEG_VIDEO_B_FRAMES (V4L2_CID_MPEG_BASE+202)
929 #define V4L2_CID_MPEG_VIDEO_GOP_SIZE (V4L2_CID_MPEG_BASE+203)
930 #define V4L2_CID_MPEG_VIDEO_GOP_CLOSURE (V4L2_CID_MPEG_BASE+204)
931 #define V4L2_CID_MPEG_VIDEO_PULLDOWN (V4L2_CID_MPEG_BASE+205)
932 #define V4L2_CID_MPEG_VIDEO_BITRATE_MODE (V4L2_CID_MPEG_BASE+206)
933 enum v4l2_mpeg_video_bitrate_mode {
934 V4L2_MPEG_VIDEO_BITRATE_MODE_VBR = 0,
935 V4L2_MPEG_VIDEO_BITRATE_MODE_CBR = 1,
936 };
937 #define V4L2_CID_MPEG_VIDEO_BITRATE (V4L2_CID_MPEG_BASE+207)
938 #define V4L2_CID_MPEG_VIDEO_BITRATE_PEAK (V4L2_CID_MPEG_BASE+208)
939 #define V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION (V4L2_CID_MPEG_BASE+209)
940
941 /* MPEG-class control IDs specific to the CX2584x driver as defined by V4L2 */
942 #define V4L2_CID_MPEG_CX2341X_BASE (V4L2_CTRL_CLASS_MPEG | 0x1000)
943 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE (V4L2_CID_MPEG_CX2341X_BASE+0)
944 enum v4l2_mpeg_cx2341x_video_spatial_filter_mode {
945 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL = 0,
946 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO = 1,
947 };
948 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER (V4L2_CID_MPEG_CX2341X_BASE+1)
949 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+2)
950 enum v4l2_mpeg_cx2341x_video_luma_spatial_filter_type {
951 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF = 0,
952 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_HOR = 1,
953 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_VERT = 2,
954 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_HV_SEPARABLE = 3,
955 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_SYM_NON_SEPARABLE = 4,
956 };
957 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+3)
958 enum v4l2_mpeg_cx2341x_video_chroma_spatial_filter_type {
959 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF = 0,
960 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR = 1,
961 };
962 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE (V4L2_CID_MPEG_CX2341X_BASE+4)
963 enum v4l2_mpeg_cx2341x_video_temporal_filter_mode {
964 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL = 0,
965 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO = 1,
966 };
967 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER (V4L2_CID_MPEG_CX2341X_BASE+5)
968 #define V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+6)
969 enum v4l2_mpeg_cx2341x_video_median_filter_type {
970 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF = 0,
971 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR = 1,
972 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_VERT = 2,
973 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR_VERT = 3,
974 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_DIAG = 4,
975 };
976 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM (V4L2_CID_MPEG_CX2341X_BASE+7)
977 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP (V4L2_CID_MPEG_CX2341X_BASE+8)
978 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM (V4L2_CID_MPEG_CX2341X_BASE+9)
979 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP (V4L2_CID_MPEG_CX2341X_BASE+10)
980
981 /*
982 * T U N I N G
983 */
984 struct v4l2_tuner
985 {
986 __u32 index;
987 __u8 name[32];
988 enum v4l2_tuner_type type;
989 __u32 capability;
990 __u32 rangelow;
991 __u32 rangehigh;
992 __u32 rxsubchans;
993 __u32 audmode;
994 __s32 signal;
995 __s32 afc;
996 __u32 reserved[4];
997 };
998
999 struct v4l2_modulator
1000 {
1001 __u32 index;
1002 __u8 name[32];
1003 __u32 capability;
1004 __u32 rangelow;
1005 __u32 rangehigh;
1006 __u32 txsubchans;
1007 __u32 reserved[4];
1008 };
1009
1010 /* Flags for the 'capability' field */
1011 #define V4L2_TUNER_CAP_LOW 0x0001
1012 #define V4L2_TUNER_CAP_NORM 0x0002
1013 #define V4L2_TUNER_CAP_STEREO 0x0010
1014 #define V4L2_TUNER_CAP_LANG2 0x0020
1015 #define V4L2_TUNER_CAP_SAP 0x0020
1016 #define V4L2_TUNER_CAP_LANG1 0x0040
1017
1018 /* Flags for the 'rxsubchans' field */
1019 #define V4L2_TUNER_SUB_MONO 0x0001
1020 #define V4L2_TUNER_SUB_STEREO 0x0002
1021 #define V4L2_TUNER_SUB_LANG2 0x0004
1022 #define V4L2_TUNER_SUB_SAP 0x0004
1023 #define V4L2_TUNER_SUB_LANG1 0x0008
1024
1025 /* Values for the 'audmode' field */
1026 #define V4L2_TUNER_MODE_MONO 0x0000
1027 #define V4L2_TUNER_MODE_STEREO 0x0001
1028 #define V4L2_TUNER_MODE_LANG2 0x0002
1029 #define V4L2_TUNER_MODE_SAP 0x0002
1030 #define V4L2_TUNER_MODE_LANG1 0x0003
1031 #define V4L2_TUNER_MODE_LANG1_LANG2 0x0004
1032
1033 struct v4l2_frequency
1034 {
1035 __u32 tuner;
1036 enum v4l2_tuner_type type;
1037 __u32 frequency;
1038 __u32 reserved[8];
1039 };
1040
1041 /*
1042 * A U D I O
1043 */
1044 struct v4l2_audio
1045 {
1046 __u32 index;
1047 __u8 name[32];
1048 __u32 capability;
1049 __u32 mode;
1050 __u32 reserved[2];
1051 };
1052
1053 /* Flags for the 'capability' field */
1054 #define V4L2_AUDCAP_STEREO 0x00001
1055 #define V4L2_AUDCAP_AVL 0x00002
1056
1057 /* Flags for the 'mode' field */
1058 #define V4L2_AUDMODE_AVL 0x00001
1059
1060 struct v4l2_audioout
1061 {
1062 __u32 index;
1063 __u8 name[32];
1064 __u32 capability;
1065 __u32 mode;
1066 __u32 reserved[2];
1067 };
1068
1069 /*
1070 * D A T A S E R V I C E S ( V B I )
1071 *
1072 * Data services API by Michael Schimek
1073 */
1074
1075 /* Raw VBI */
1076 struct v4l2_vbi_format
1077 {
1078 __u32 sampling_rate; /* in 1 Hz */
1079 __u32 offset;
1080 __u32 samples_per_line;
1081 __u32 sample_format; /* V4L2_PIX_FMT_* */
1082 __s32 start[2];
1083 __u32 count[2];
1084 __u32 flags; /* V4L2_VBI_* */
1085 __u32 reserved[2]; /* must be zero */
1086 };
1087
1088 /* VBI flags */
1089 #define V4L2_VBI_UNSYNC (1<< 0)
1090 #define V4L2_VBI_INTERLACED (1<< 1)
1091
1092 #if 1
1093 /* Sliced VBI
1094 *
1095 * This implements is a proposal V4L2 API to allow SLICED VBI
1096 * required for some hardware encoders. It should change without
1097 * notice in the definitive implementation.
1098 */
1099
1100 struct v4l2_sliced_vbi_format
1101 {
1102 __u16 service_set;
1103 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
1104 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
1105 (equals frame lines 313-336 for 625 line video
1106 standards, 263-286 for 525 line standards) */
1107 __u16 service_lines[2][24];
1108 __u32 io_size;
1109 __u32 reserved[2]; /* must be zero */
1110 };
1111
1112 /* Teletext World System Teletext
1113 (WST), defined on ITU-R BT.653-2 */
1114 #define V4L2_SLICED_TELETEXT_B (0x0001)
1115 /* Video Program System, defined on ETS 300 231*/
1116 #define V4L2_SLICED_VPS (0x0400)
1117 /* Closed Caption, defined on EIA-608 */
1118 #define V4L2_SLICED_CAPTION_525 (0x1000)
1119 /* Wide Screen System, defined on ITU-R BT1119.1 */
1120 #define V4L2_SLICED_WSS_625 (0x4000)
1121
1122 #define V4L2_SLICED_VBI_525 (V4L2_SLICED_CAPTION_525)
1123 #define V4L2_SLICED_VBI_625 (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625)
1124
1125
1126 struct v4l2_sliced_vbi_cap
1127 {
1128 __u16 service_set;
1129 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
1130 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
1131 (equals frame lines 313-336 for 625 line video
1132 standards, 263-286 for 525 line standards) */
1133 __u16 service_lines[2][24];
1134 __u32 reserved[4]; /* must be 0 */
1135 };
1136
1137 struct v4l2_sliced_vbi_data
1138 {
1139 __u32 id;
1140 __u32 field; /* 0: first field, 1: second field */
1141 __u32 line; /* 1-23 */
1142 __u32 reserved; /* must be 0 */
1143 __u8 data[48];
1144 };
1145 #endif
1146
1147 /*
1148 * A G G R E G A T E S T R U C T U R E S
1149 */
1150
1151 /* Stream data format
1152 */
1153 struct v4l2_format
1154 {
1155 enum v4l2_buf_type type;
1156 union
1157 {
1158 struct v4l2_pix_format pix; // V4L2_BUF_TYPE_VIDEO_CAPTURE
1159 struct v4l2_window win; // V4L2_BUF_TYPE_VIDEO_OVERLAY
1160 struct v4l2_vbi_format vbi; // V4L2_BUF_TYPE_VBI_CAPTURE
1161 #if 1
1162 struct v4l2_sliced_vbi_format sliced; // V4L2_BUF_TYPE_SLICED_VBI_CAPTURE
1163 #endif
1164 __u8 raw_data[200]; // user-defined
1165 } fmt;
1166 };
1167
1168
1169 /* Stream type-dependent parameters
1170 */
1171 struct v4l2_streamparm
1172 {
1173 enum v4l2_buf_type type;
1174 union
1175 {
1176 struct v4l2_captureparm capture;
1177 struct v4l2_outputparm output;
1178 __u8 raw_data[200]; /* user-defined */
1179 } parm;
1180 };
1181
1182 /*
1183 * 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
1184 *
1185 */
1186 #define VIDIOC_QUERYCAP _IOR ('V', 0, struct v4l2_capability)
1187 #define VIDIOC_RESERVED _IO ('V', 1)
1188 #define VIDIOC_ENUM_FMT _IOWR ('V', 2, struct v4l2_fmtdesc)
1189 #define VIDIOC_G_FMT _IOWR ('V', 4, struct v4l2_format)
1190 #define VIDIOC_S_FMT _IOWR ('V', 5, struct v4l2_format)
1191 #ifdef __KERNEL__
1192 #define VIDIOC_G_MPEGCOMP _IOR ('V', 6, struct v4l2_mpeg_compression)
1193 #define VIDIOC_S_MPEGCOMP _IOW ('V', 7, struct v4l2_mpeg_compression)
1194 #endif
1195 #define VIDIOC_REQBUFS _IOWR ('V', 8, struct v4l2_requestbuffers)
1196 #define VIDIOC_QUERYBUF _IOWR ('V', 9, struct v4l2_buffer)
1197 #define VIDIOC_G_FBUF _IOR ('V', 10, struct v4l2_framebuffer)
1198 #define VIDIOC_S_FBUF _IOW ('V', 11, struct v4l2_framebuffer)
1199 #define VIDIOC_OVERLAY _IOW ('V', 14, int)
1200 #define VIDIOC_QBUF _IOWR ('V', 15, struct v4l2_buffer)
1201 #define VIDIOC_DQBUF _IOWR ('V', 17, struct v4l2_buffer)
1202 #define VIDIOC_STREAMON _IOW ('V', 18, int)
1203 #define VIDIOC_STREAMOFF _IOW ('V', 19, int)
1204 #define VIDIOC_G_PARM _IOWR ('V', 21, struct v4l2_streamparm)
1205 #define VIDIOC_S_PARM _IOWR ('V', 22, struct v4l2_streamparm)
1206 #define VIDIOC_G_STD _IOR ('V', 23, v4l2_std_id)
1207 #define VIDIOC_S_STD _IOW ('V', 24, v4l2_std_id)
1208 #define VIDIOC_ENUMSTD _IOWR ('V', 25, struct v4l2_standard)
1209 #define VIDIOC_ENUMINPUT _IOWR ('V', 26, struct v4l2_input)
1210 #define VIDIOC_G_CTRL _IOWR ('V', 27, struct v4l2_control)
1211 #define VIDIOC_S_CTRL _IOWR ('V', 28, struct v4l2_control)
1212 #define VIDIOC_G_TUNER _IOWR ('V', 29, struct v4l2_tuner)
1213 #define VIDIOC_S_TUNER _IOW ('V', 30, struct v4l2_tuner)
1214 #define VIDIOC_G_AUDIO _IOR ('V', 33, struct v4l2_audio)
1215 #define VIDIOC_S_AUDIO _IOW ('V', 34, struct v4l2_audio)
1216 #define VIDIOC_QUERYCTRL _IOWR ('V', 36, struct v4l2_queryctrl)
1217 #define VIDIOC_QUERYMENU _IOWR ('V', 37, struct v4l2_querymenu)
1218 #define VIDIOC_G_INPUT _IOR ('V', 38, int)
1219 #define VIDIOC_S_INPUT _IOWR ('V', 39, int)
1220 #define VIDIOC_G_OUTPUT _IOR ('V', 46, int)
1221 #define VIDIOC_S_OUTPUT _IOWR ('V', 47, int)
1222 #define VIDIOC_ENUMOUTPUT _IOWR ('V', 48, struct v4l2_output)
1223 #define VIDIOC_G_AUDOUT _IOR ('V', 49, struct v4l2_audioout)
1224 #define VIDIOC_S_AUDOUT _IOW ('V', 50, struct v4l2_audioout)
1225 #define VIDIOC_G_MODULATOR _IOWR ('V', 54, struct v4l2_modulator)
1226 #define VIDIOC_S_MODULATOR _IOW ('V', 55, struct v4l2_modulator)
1227 #define VIDIOC_G_FREQUENCY _IOWR ('V', 56, struct v4l2_frequency)
1228 #define VIDIOC_S_FREQUENCY _IOW ('V', 57, struct v4l2_frequency)
1229 #define VIDIOC_CROPCAP _IOWR ('V', 58, struct v4l2_cropcap)
1230 #define VIDIOC_G_CROP _IOWR ('V', 59, struct v4l2_crop)
1231 #define VIDIOC_S_CROP _IOW ('V', 60, struct v4l2_crop)
1232 #define VIDIOC_G_JPEGCOMP _IOR ('V', 61, struct v4l2_jpegcompression)
1233 #define VIDIOC_S_JPEGCOMP _IOW ('V', 62, struct v4l2_jpegcompression)
1234 #define VIDIOC_QUERYSTD _IOR ('V', 63, v4l2_std_id)
1235 #define VIDIOC_TRY_FMT _IOWR ('V', 64, struct v4l2_format)
1236 #define VIDIOC_ENUMAUDIO _IOWR ('V', 65, struct v4l2_audio)
1237 #define VIDIOC_ENUMAUDOUT _IOWR ('V', 66, struct v4l2_audioout)
1238 #define VIDIOC_G_PRIORITY _IOR ('V', 67, enum v4l2_priority)
1239 #define VIDIOC_S_PRIORITY _IOW ('V', 68, enum v4l2_priority)
1240 #if 1
1241 #define VIDIOC_G_SLICED_VBI_CAP _IOR ('V', 69, struct v4l2_sliced_vbi_cap)
1242 #endif
1243 #define VIDIOC_LOG_STATUS _IO ('V', 70)
1244 #define VIDIOC_G_EXT_CTRLS _IOWR ('V', 71, struct v4l2_ext_controls)
1245 #define VIDIOC_S_EXT_CTRLS _IOWR ('V', 72, struct v4l2_ext_controls)
1246 #define VIDIOC_TRY_EXT_CTRLS _IOWR ('V', 73, struct v4l2_ext_controls)
1247
1248 #ifdef __OLD_VIDIOC_
1249 /* for compatibility, will go away some day */
1250 #define VIDIOC_OVERLAY_OLD _IOWR ('V', 14, int)
1251 #define VIDIOC_S_PARM_OLD _IOW ('V', 22, struct v4l2_streamparm)
1252 #define VIDIOC_S_CTRL_OLD _IOW ('V', 28, struct v4l2_control)
1253 #define VIDIOC_G_AUDIO_OLD _IOWR ('V', 33, struct v4l2_audio)
1254 #define VIDIOC_G_AUDOUT_OLD _IOWR ('V', 49, struct v4l2_audioout)
1255 #define VIDIOC_CROPCAP_OLD _IOR ('V', 58, struct v4l2_cropcap)
1256 #endif
1257
1258 #define BASE_VIDIOC_PRIVATE 192 /* 192-255 are private */
1259
1260 #endif /* __LINUX_VIDEODEV2_H */
1261
1262 /*
1263 * Local variables:
1264 * c-basic-offset: 8
1265 * End:
1266 */
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