xref: /linux-6.15/include/linux/videodev2.h (revision ba6e8564)
1 /*
2  *  Video for Linux Two header file
3  *
4  *  Copyright (C) 1999-2007 the contributors
5  *
6  *  This program is free software; you can redistribute it and/or modify
7  *  it under the terms of the GNU General Public License as published by
8  *  the Free Software Foundation; either version 2 of the License, or
9  *  (at your option) any later version.
10  *
11  *  This program is distributed in the hope that it will be useful,
12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14  *  GNU General Public License for more details.
15  *
16  *  Alternatively you can redistribute this file under the terms of the
17  *  BSD license as stated below:
18  *
19  *  Redistribution and use in source and binary forms, with or without
20  *  modification, are permitted provided that the following conditions
21  *  are met:
22  *  1. Redistributions of source code must retain the above copyright
23  *     notice, this list of conditions and the following disclaimer.
24  *  2. Redistributions in binary form must reproduce the above copyright
25  *     notice, this list of conditions and the following disclaimer in
26  *     the documentation and/or other materials provided with the
27  *     distribution.
28  *  3. The names of its contributors may not be used to endorse or promote
29  *     products derived from this software without specific prior written
30  *     permission.
31  *
32  *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
33  *  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
34  *  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
35  *  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
36  *  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
37  *  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
38  *  TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
39  *  PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
40  *  LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
41  *  NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
42  *  SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
43  *
44  *	Header file for v4l or V4L2 drivers and applications
45  * with public API.
46  * All kernel-specific stuff were moved to media/v4l2-dev.h, so
47  * no #if __KERNEL tests are allowed here
48  *
49  *	See http://linuxtv.org for more info
50  *
51  *	Author: Bill Dirks <[email protected]>
52  *		Justin Schoeman
53  *              Hans Verkuil <[email protected]>
54  *		et al.
55  */
56 #ifndef __LINUX_VIDEODEV2_H
57 #define __LINUX_VIDEODEV2_H
58 #ifdef __KERNEL__
59 #include <linux/time.h>     /* need struct timeval */
60 #include <linux/compiler.h> /* need __user */
61 #else
62 #define __user
63 #endif
64 #include <linux/types.h>
65 
66 /*
67  * Common stuff for both V4L1 and V4L2
68  * Moved from videodev.h
69  */
70 #define VIDEO_MAX_FRAME               32
71 
72 #define VID_TYPE_CAPTURE	1	/* Can capture */
73 #define VID_TYPE_TUNER		2	/* Can tune */
74 #define VID_TYPE_TELETEXT	4	/* Does teletext */
75 #define VID_TYPE_OVERLAY	8	/* Overlay onto frame buffer */
76 #define VID_TYPE_CHROMAKEY	16	/* Overlay by chromakey */
77 #define VID_TYPE_CLIPPING	32	/* Can clip */
78 #define VID_TYPE_FRAMERAM	64	/* Uses the frame buffer memory */
79 #define VID_TYPE_SCALES		128	/* Scalable */
80 #define VID_TYPE_MONOCHROME	256	/* Monochrome only */
81 #define VID_TYPE_SUBCAPTURE	512	/* Can capture subareas of the image */
82 #define VID_TYPE_MPEG_DECODER	1024	/* Can decode MPEG streams */
83 #define VID_TYPE_MPEG_ENCODER	2048	/* Can encode MPEG streams */
84 #define VID_TYPE_MJPEG_DECODER	4096	/* Can decode MJPEG streams */
85 #define VID_TYPE_MJPEG_ENCODER	8192	/* Can encode MJPEG streams */
86 
87 /*
88  *	M I S C E L L A N E O U S
89  */
90 
91 /*  Four-character-code (FOURCC) */
92 #define v4l2_fourcc(a,b,c,d)\
93 	(((__u32)(a)<<0)|((__u32)(b)<<8)|((__u32)(c)<<16)|((__u32)(d)<<24))
94 
95 /*
96  *	E N U M S
97  */
98 enum v4l2_field {
99 	V4L2_FIELD_ANY        = 0, /* driver can choose from none,
100 				      top, bottom, interlaced
101 				      depending on whatever it thinks
102 				      is approximate ... */
103 	V4L2_FIELD_NONE       = 1, /* this device has no fields ... */
104 	V4L2_FIELD_TOP        = 2, /* top field only */
105 	V4L2_FIELD_BOTTOM     = 3, /* bottom field only */
106 	V4L2_FIELD_INTERLACED = 4, /* both fields interlaced */
107 	V4L2_FIELD_SEQ_TB     = 5, /* both fields sequential into one
108 				      buffer, top-bottom order */
109 	V4L2_FIELD_SEQ_BT     = 6, /* same as above + bottom-top order */
110 	V4L2_FIELD_ALTERNATE  = 7, /* both fields alternating into
111 				      separate buffers */
112 };
113 #define V4L2_FIELD_HAS_TOP(field)	\
114 	((field) == V4L2_FIELD_TOP 	||\
115 	 (field) == V4L2_FIELD_INTERLACED ||\
116 	 (field) == V4L2_FIELD_SEQ_TB	||\
117 	 (field) == V4L2_FIELD_SEQ_BT)
118 #define V4L2_FIELD_HAS_BOTTOM(field)	\
119 	((field) == V4L2_FIELD_BOTTOM 	||\
120 	 (field) == V4L2_FIELD_INTERLACED ||\
121 	 (field) == V4L2_FIELD_SEQ_TB	||\
122 	 (field) == V4L2_FIELD_SEQ_BT)
123 #define V4L2_FIELD_HAS_BOTH(field)	\
124 	((field) == V4L2_FIELD_INTERLACED ||\
125 	 (field) == V4L2_FIELD_SEQ_TB	||\
126 	 (field) == V4L2_FIELD_SEQ_BT)
127 
128 enum v4l2_buf_type {
129 	V4L2_BUF_TYPE_VIDEO_CAPTURE      = 1,
130 	V4L2_BUF_TYPE_VIDEO_OUTPUT       = 2,
131 	V4L2_BUF_TYPE_VIDEO_OVERLAY      = 3,
132 	V4L2_BUF_TYPE_VBI_CAPTURE        = 4,
133 	V4L2_BUF_TYPE_VBI_OUTPUT         = 5,
134 	V4L2_BUF_TYPE_SLICED_VBI_CAPTURE = 6,
135 	V4L2_BUF_TYPE_SLICED_VBI_OUTPUT  = 7,
136 	V4L2_BUF_TYPE_PRIVATE            = 0x80,
137 };
138 
139 enum v4l2_ctrl_type {
140 	V4L2_CTRL_TYPE_INTEGER	     = 1,
141 	V4L2_CTRL_TYPE_BOOLEAN	     = 2,
142 	V4L2_CTRL_TYPE_MENU	     = 3,
143 	V4L2_CTRL_TYPE_BUTTON	     = 4,
144 	V4L2_CTRL_TYPE_INTEGER64     = 5,
145 	V4L2_CTRL_TYPE_CTRL_CLASS    = 6,
146 };
147 
148 enum v4l2_tuner_type {
149 	V4L2_TUNER_RADIO	     = 1,
150 	V4L2_TUNER_ANALOG_TV	     = 2,
151 	V4L2_TUNER_DIGITAL_TV	     = 3,
152 };
153 
154 enum v4l2_memory {
155 	V4L2_MEMORY_MMAP             = 1,
156 	V4L2_MEMORY_USERPTR          = 2,
157 	V4L2_MEMORY_OVERLAY          = 3,
158 };
159 
160 /* see also http://vektor.theorem.ca/graphics/ycbcr/ */
161 enum v4l2_colorspace {
162 	/* ITU-R 601 -- broadcast NTSC/PAL */
163 	V4L2_COLORSPACE_SMPTE170M     = 1,
164 
165 	/* 1125-Line (US) HDTV */
166 	V4L2_COLORSPACE_SMPTE240M     = 2,
167 
168 	/* HD and modern captures. */
169 	V4L2_COLORSPACE_REC709        = 3,
170 
171 	/* broken BT878 extents (601, luma range 16-253 instead of 16-235) */
172 	V4L2_COLORSPACE_BT878         = 4,
173 
174 	/* These should be useful.  Assume 601 extents. */
175 	V4L2_COLORSPACE_470_SYSTEM_M  = 5,
176 	V4L2_COLORSPACE_470_SYSTEM_BG = 6,
177 
178 	/* I know there will be cameras that send this.  So, this is
179 	 * unspecified chromaticities and full 0-255 on each of the
180 	 * Y'CbCr components
181 	 */
182 	V4L2_COLORSPACE_JPEG          = 7,
183 
184 	/* For RGB colourspaces, this is probably a good start. */
185 	V4L2_COLORSPACE_SRGB          = 8,
186 };
187 
188 enum v4l2_priority {
189 	V4L2_PRIORITY_UNSET       = 0,  /* not initialized */
190 	V4L2_PRIORITY_BACKGROUND  = 1,
191 	V4L2_PRIORITY_INTERACTIVE = 2,
192 	V4L2_PRIORITY_RECORD      = 3,
193 	V4L2_PRIORITY_DEFAULT     = V4L2_PRIORITY_INTERACTIVE,
194 };
195 
196 struct v4l2_rect {
197 	__s32   left;
198 	__s32   top;
199 	__s32   width;
200 	__s32   height;
201 };
202 
203 struct v4l2_fract {
204 	__u32   numerator;
205 	__u32   denominator;
206 };
207 
208 /*
209  *	D R I V E R   C A P A B I L I T I E S
210  */
211 struct v4l2_capability
212 {
213 	__u8	driver[16];	/* i.e. "bttv" */
214 	__u8	card[32];	/* i.e. "Hauppauge WinTV" */
215 	__u8	bus_info[32];	/* "PCI:" + pci_name(pci_dev) */
216 	__u32   version;        /* should use KERNEL_VERSION() */
217 	__u32	capabilities;	/* Device capabilities */
218 	__u32	reserved[4];
219 };
220 
221 /* Values for 'capabilities' field */
222 #define V4L2_CAP_VIDEO_CAPTURE		0x00000001  /* Is a video capture device */
223 #define V4L2_CAP_VIDEO_OUTPUT		0x00000002  /* Is a video output device */
224 #define V4L2_CAP_VIDEO_OVERLAY		0x00000004  /* Can do video overlay */
225 #define V4L2_CAP_VBI_CAPTURE		0x00000010  /* Is a raw VBI capture device */
226 #define V4L2_CAP_VBI_OUTPUT		0x00000020  /* Is a raw VBI output device */
227 #define V4L2_CAP_SLICED_VBI_CAPTURE	0x00000040  /* Is a sliced VBI capture device */
228 #define V4L2_CAP_SLICED_VBI_OUTPUT	0x00000080  /* Is a sliced VBI output device */
229 #define V4L2_CAP_RDS_CAPTURE		0x00000100  /* RDS data capture */
230 
231 #define V4L2_CAP_TUNER			0x00010000  /* has a tuner */
232 #define V4L2_CAP_AUDIO			0x00020000  /* has audio support */
233 #define V4L2_CAP_RADIO			0x00040000  /* is a radio device */
234 
235 #define V4L2_CAP_READWRITE              0x01000000  /* read/write systemcalls */
236 #define V4L2_CAP_ASYNCIO                0x02000000  /* async I/O */
237 #define V4L2_CAP_STREAMING              0x04000000  /* streaming I/O ioctls */
238 
239 /*
240  *	V I D E O   I M A G E   F O R M A T
241  */
242 struct v4l2_pix_format
243 {
244 	__u32         		width;
245 	__u32			height;
246 	__u32			pixelformat;
247 	enum v4l2_field  	field;
248 	__u32            	bytesperline;	/* for padding, zero if unused */
249 	__u32          		sizeimage;
250 	enum v4l2_colorspace	colorspace;
251 	__u32			priv;		/* private data, depends on pixelformat */
252 };
253 
254 /*      Pixel format         FOURCC                        depth  Description  */
255 #define V4L2_PIX_FMT_RGB332  v4l2_fourcc('R','G','B','1') /*  8  RGB-3-3-2     */
256 #define V4L2_PIX_FMT_RGB555  v4l2_fourcc('R','G','B','O') /* 16  RGB-5-5-5     */
257 #define V4L2_PIX_FMT_RGB565  v4l2_fourcc('R','G','B','P') /* 16  RGB-5-6-5     */
258 #define V4L2_PIX_FMT_RGB555X v4l2_fourcc('R','G','B','Q') /* 16  RGB-5-5-5 BE  */
259 #define V4L2_PIX_FMT_RGB565X v4l2_fourcc('R','G','B','R') /* 16  RGB-5-6-5 BE  */
260 #define V4L2_PIX_FMT_BGR24   v4l2_fourcc('B','G','R','3') /* 24  BGR-8-8-8     */
261 #define V4L2_PIX_FMT_RGB24   v4l2_fourcc('R','G','B','3') /* 24  RGB-8-8-8     */
262 #define V4L2_PIX_FMT_BGR32   v4l2_fourcc('B','G','R','4') /* 32  BGR-8-8-8-8   */
263 #define V4L2_PIX_FMT_RGB32   v4l2_fourcc('R','G','B','4') /* 32  RGB-8-8-8-8   */
264 #define V4L2_PIX_FMT_GREY    v4l2_fourcc('G','R','E','Y') /*  8  Greyscale     */
265 #define V4L2_PIX_FMT_YVU410  v4l2_fourcc('Y','V','U','9') /*  9  YVU 4:1:0     */
266 #define V4L2_PIX_FMT_YVU420  v4l2_fourcc('Y','V','1','2') /* 12  YVU 4:2:0     */
267 #define V4L2_PIX_FMT_YUYV    v4l2_fourcc('Y','U','Y','V') /* 16  YUV 4:2:2     */
268 #define V4L2_PIX_FMT_UYVY    v4l2_fourcc('U','Y','V','Y') /* 16  YUV 4:2:2     */
269 #define V4L2_PIX_FMT_YUV422P v4l2_fourcc('4','2','2','P') /* 16  YVU422 planar */
270 #define V4L2_PIX_FMT_YUV411P v4l2_fourcc('4','1','1','P') /* 16  YVU411 planar */
271 #define V4L2_PIX_FMT_Y41P    v4l2_fourcc('Y','4','1','P') /* 12  YUV 4:1:1     */
272 
273 /* two planes -- one Y, one Cr + Cb interleaved  */
274 #define V4L2_PIX_FMT_NV12    v4l2_fourcc('N','V','1','2') /* 12  Y/CbCr 4:2:0  */
275 #define V4L2_PIX_FMT_NV21    v4l2_fourcc('N','V','2','1') /* 12  Y/CrCb 4:2:0  */
276 
277 /*  The following formats are not defined in the V4L2 specification */
278 #define V4L2_PIX_FMT_YUV410  v4l2_fourcc('Y','U','V','9') /*  9  YUV 4:1:0     */
279 #define V4L2_PIX_FMT_YUV420  v4l2_fourcc('Y','U','1','2') /* 12  YUV 4:2:0     */
280 #define V4L2_PIX_FMT_YYUV    v4l2_fourcc('Y','Y','U','V') /* 16  YUV 4:2:2     */
281 #define V4L2_PIX_FMT_HI240   v4l2_fourcc('H','I','2','4') /*  8  8-bit color   */
282 #define V4L2_PIX_FMT_HM12    v4l2_fourcc('H','M','1','2') /*  8  YUV 4:2:0 16x16 macroblocks */
283 #define V4L2_PIX_FMT_RGB444  v4l2_fourcc('R','4','4','4') /* 16  xxxxrrrr ggggbbbb */
284 
285 /* see http://www.siliconimaging.com/RGB%20Bayer.htm */
286 #define V4L2_PIX_FMT_SBGGR8  v4l2_fourcc('B','A','8','1') /*  8  BGBG.. GRGR.. */
287 
288 /* compressed formats */
289 #define V4L2_PIX_FMT_MJPEG    v4l2_fourcc('M','J','P','G') /* Motion-JPEG   */
290 #define V4L2_PIX_FMT_JPEG     v4l2_fourcc('J','P','E','G') /* JFIF JPEG     */
291 #define V4L2_PIX_FMT_DV       v4l2_fourcc('d','v','s','d') /* 1394          */
292 #define V4L2_PIX_FMT_MPEG     v4l2_fourcc('M','P','E','G') /* MPEG-1/2/4    */
293 
294 /*  Vendor-specific formats   */
295 #define V4L2_PIX_FMT_WNVA     v4l2_fourcc('W','N','V','A') /* Winnov hw compress */
296 #define V4L2_PIX_FMT_SN9C10X  v4l2_fourcc('S','9','1','0') /* SN9C10x compression */
297 #define V4L2_PIX_FMT_PWC1     v4l2_fourcc('P','W','C','1') /* pwc older webcam */
298 #define V4L2_PIX_FMT_PWC2     v4l2_fourcc('P','W','C','2') /* pwc newer webcam */
299 #define V4L2_PIX_FMT_ET61X251 v4l2_fourcc('E','6','2','5') /* ET61X251 compression */
300 
301 /*
302  *	F O R M A T   E N U M E R A T I O N
303  */
304 struct v4l2_fmtdesc
305 {
306 	__u32		    index;             /* Format number      */
307 	enum v4l2_buf_type  type;              /* buffer type        */
308 	__u32               flags;
309 	__u8		    description[32];   /* Description string */
310 	__u32		    pixelformat;       /* Format fourcc      */
311 	__u32		    reserved[4];
312 };
313 
314 #define V4L2_FMT_FLAG_COMPRESSED 0x0001
315 
316 #if 1
317 	/* Experimental Frame Size and frame rate enumeration */
318 /*
319  *	F R A M E   S I Z E   E N U M E R A T I O N
320  */
321 enum v4l2_frmsizetypes
322 {
323 	V4L2_FRMSIZE_TYPE_DISCRETE	= 1,
324 	V4L2_FRMSIZE_TYPE_CONTINUOUS	= 2,
325 	V4L2_FRMSIZE_TYPE_STEPWISE	= 3,
326 };
327 
328 struct v4l2_frmsize_discrete
329 {
330 	__u32			width;		/* Frame width [pixel] */
331 	__u32			height;		/* Frame height [pixel] */
332 };
333 
334 struct v4l2_frmsize_stepwise
335 {
336 	__u32			min_width;	/* Minimum frame width [pixel] */
337 	__u32			max_width;	/* Maximum frame width [pixel] */
338 	__u32			step_width;	/* Frame width step size [pixel] */
339 	__u32			min_height;	/* Minimum frame height [pixel] */
340 	__u32			max_height;	/* Maximum frame height [pixel] */
341 	__u32			step_height;	/* Frame height step size [pixel] */
342 };
343 
344 struct v4l2_frmsizeenum
345 {
346 	__u32			index;		/* Frame size number */
347 	__u32			pixel_format;	/* Pixel format */
348 	__u32			type;		/* Frame size type the device supports. */
349 
350 	union {					/* Frame size */
351 		struct v4l2_frmsize_discrete	discrete;
352 		struct v4l2_frmsize_stepwise	stepwise;
353 	};
354 
355 	__u32   reserved[2];			/* Reserved space for future use */
356 };
357 
358 /*
359  *	F R A M E   R A T E   E N U M E R A T I O N
360  */
361 enum v4l2_frmivaltypes
362 {
363 	V4L2_FRMIVAL_TYPE_DISCRETE	= 1,
364 	V4L2_FRMIVAL_TYPE_CONTINUOUS	= 2,
365 	V4L2_FRMIVAL_TYPE_STEPWISE	= 3,
366 };
367 
368 struct v4l2_frmival_stepwise
369 {
370 	struct v4l2_fract	min;		/* Minimum frame interval [s] */
371 	struct v4l2_fract	max;		/* Maximum frame interval [s] */
372 	struct v4l2_fract	step;		/* Frame interval step size [s] */
373 };
374 
375 struct v4l2_frmivalenum
376 {
377 	__u32			index;		/* Frame format index */
378 	__u32			pixel_format;	/* Pixel format */
379 	__u32			width;		/* Frame width */
380 	__u32			height;		/* Frame height */
381 	__u32			type;		/* Frame interval type the device supports. */
382 
383 	union {					/* Frame interval */
384 		struct v4l2_fract		discrete;
385 		struct v4l2_frmival_stepwise	stepwise;
386 	};
387 
388 	__u32	reserved[2];			/* Reserved space for future use */
389 };
390 #endif
391 
392 /*
393  *	T I M E C O D E
394  */
395 struct v4l2_timecode
396 {
397 	__u32	type;
398 	__u32	flags;
399 	__u8	frames;
400 	__u8	seconds;
401 	__u8	minutes;
402 	__u8	hours;
403 	__u8	userbits[4];
404 };
405 
406 /*  Type  */
407 #define V4L2_TC_TYPE_24FPS		1
408 #define V4L2_TC_TYPE_25FPS		2
409 #define V4L2_TC_TYPE_30FPS		3
410 #define V4L2_TC_TYPE_50FPS		4
411 #define V4L2_TC_TYPE_60FPS		5
412 
413 /*  Flags  */
414 #define V4L2_TC_FLAG_DROPFRAME		0x0001 /* "drop-frame" mode */
415 #define V4L2_TC_FLAG_COLORFRAME		0x0002
416 #define V4L2_TC_USERBITS_field		0x000C
417 #define V4L2_TC_USERBITS_USERDEFINED	0x0000
418 #define V4L2_TC_USERBITS_8BITCHARS	0x0008
419 /* The above is based on SMPTE timecodes */
420 
421 #ifdef __KERNEL__
422 /*
423  *	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
424  *
425  *  ### WARNING: This experimental MPEG compression API is obsolete.
426  *  ###          It is replaced by the MPEG controls API.
427  *  ###          This old API will disappear in the near future!
428  *
429  */
430 enum v4l2_bitrate_mode {
431 	V4L2_BITRATE_NONE = 0,	/* not specified */
432 	V4L2_BITRATE_CBR,	/* constant bitrate */
433 	V4L2_BITRATE_VBR,	/* variable bitrate */
434 };
435 struct v4l2_bitrate {
436 	/* rates are specified in kbit/sec */
437 	enum v4l2_bitrate_mode	mode;
438 	__u32			min;
439 	__u32			target;  /* use this one for CBR */
440 	__u32			max;
441 };
442 
443 enum v4l2_mpeg_streamtype {
444 	V4L2_MPEG_SS_1,		/* MPEG-1 system stream */
445 	V4L2_MPEG_PS_2,		/* MPEG-2 program stream */
446 	V4L2_MPEG_TS_2,		/* MPEG-2 transport stream */
447 	V4L2_MPEG_PS_DVD,      	/* MPEG-2 program stream with DVD header fixups */
448 };
449 enum v4l2_mpeg_audiotype {
450 	V4L2_MPEG_AU_2_I,	/* MPEG-2 layer 1 */
451 	V4L2_MPEG_AU_2_II,	/* MPEG-2 layer 2 */
452 	V4L2_MPEG_AU_2_III,	/* MPEG-2 layer 3 */
453 	V4L2_MPEG_AC3,		/* AC3 */
454 	V4L2_MPEG_LPCM,		/* LPCM */
455 };
456 enum v4l2_mpeg_videotype {
457 	V4L2_MPEG_VI_1,		/* MPEG-1 */
458 	V4L2_MPEG_VI_2,		/* MPEG-2 */
459 };
460 enum v4l2_mpeg_aspectratio {
461 	V4L2_MPEG_ASPECT_SQUARE = 1,   /* square pixel */
462 	V4L2_MPEG_ASPECT_4_3    = 2,   /*  4 : 3       */
463 	V4L2_MPEG_ASPECT_16_9   = 3,   /* 16 : 9       */
464 	V4L2_MPEG_ASPECT_1_221  = 4,   /*  1 : 2,21    */
465 };
466 
467 struct v4l2_mpeg_compression {
468 	/* general */
469 	enum v4l2_mpeg_streamtype	st_type;
470 	struct v4l2_bitrate		st_bitrate;
471 
472 	/* transport streams */
473 	__u16				ts_pid_pmt;
474 	__u16				ts_pid_audio;
475 	__u16				ts_pid_video;
476 	__u16				ts_pid_pcr;
477 
478 	/* program stream */
479 	__u16				ps_size;
480 	__u16				reserved_1;    /* align */
481 
482 	/* audio */
483 	enum v4l2_mpeg_audiotype	au_type;
484 	struct v4l2_bitrate		au_bitrate;
485 	__u32				au_sample_rate;
486 	__u8                            au_pesid;
487 	__u8                            reserved_2[3]; /* align */
488 
489 	/* video */
490 	enum v4l2_mpeg_videotype	vi_type;
491 	enum v4l2_mpeg_aspectratio	vi_aspect_ratio;
492 	struct v4l2_bitrate		vi_bitrate;
493 	__u32				vi_frame_rate;
494 	__u16				vi_frames_per_gop;
495 	__u16				vi_bframes_count;
496 	__u8                            vi_pesid;
497 	__u8                            reserved_3[3]; /* align */
498 
499 	/* misc flags */
500 	__u32                           closed_gops:1;
501 	__u32                           pulldown:1;
502 	__u32                           reserved_4:30; /* align */
503 
504 	/* I don't expect the above being perfect yet ;) */
505 	__u32				reserved_5[8];
506 };
507 #endif
508 
509 struct v4l2_jpegcompression
510 {
511 	int quality;
512 
513 	int  APPn;              /* Number of APP segment to be written,
514 				 * must be 0..15 */
515 	int  APP_len;           /* Length of data in JPEG APPn segment */
516 	char APP_data[60];      /* Data in the JPEG APPn segment. */
517 
518 	int  COM_len;           /* Length of data in JPEG COM segment */
519 	char COM_data[60];      /* Data in JPEG COM segment */
520 
521 	__u32 jpeg_markers;     /* Which markers should go into the JPEG
522 				 * output. Unless you exactly know what
523 				 * you do, leave them untouched.
524 				 * Inluding less markers will make the
525 				 * resulting code smaller, but there will
526 				 * be fewer aplications which can read it.
527 				 * The presence of the APP and COM marker
528 				 * is influenced by APP_len and COM_len
529 				 * ONLY, not by this property! */
530 
531 #define V4L2_JPEG_MARKER_DHT (1<<3)    /* Define Huffman Tables */
532 #define V4L2_JPEG_MARKER_DQT (1<<4)    /* Define Quantization Tables */
533 #define V4L2_JPEG_MARKER_DRI (1<<5)    /* Define Restart Interval */
534 #define V4L2_JPEG_MARKER_COM (1<<6)    /* Comment segment */
535 #define V4L2_JPEG_MARKER_APP (1<<7)    /* App segment, driver will
536 					* allways use APP0 */
537 };
538 
539 /*
540  *	M E M O R Y - M A P P I N G   B U F F E R S
541  */
542 struct v4l2_requestbuffers
543 {
544 	__u32			count;
545 	enum v4l2_buf_type      type;
546 	enum v4l2_memory        memory;
547 	__u32			reserved[2];
548 };
549 
550 struct v4l2_buffer
551 {
552 	__u32			index;
553 	enum v4l2_buf_type      type;
554 	__u32			bytesused;
555 	__u32			flags;
556 	enum v4l2_field		field;
557 	struct timeval		timestamp;
558 	struct v4l2_timecode	timecode;
559 	__u32			sequence;
560 
561 	/* memory location */
562 	enum v4l2_memory        memory;
563 	union {
564 		__u32           offset;
565 		unsigned long   userptr;
566 	} m;
567 	__u32			length;
568 	__u32			input;
569 	__u32			reserved;
570 };
571 
572 /*  Flags for 'flags' field */
573 #define V4L2_BUF_FLAG_MAPPED	0x0001  /* Buffer is mapped (flag) */
574 #define V4L2_BUF_FLAG_QUEUED	0x0002	/* Buffer is queued for processing */
575 #define V4L2_BUF_FLAG_DONE	0x0004	/* Buffer is ready */
576 #define V4L2_BUF_FLAG_KEYFRAME	0x0008	/* Image is a keyframe (I-frame) */
577 #define V4L2_BUF_FLAG_PFRAME	0x0010	/* Image is a P-frame */
578 #define V4L2_BUF_FLAG_BFRAME	0x0020	/* Image is a B-frame */
579 #define V4L2_BUF_FLAG_TIMECODE	0x0100	/* timecode field is valid */
580 #define V4L2_BUF_FLAG_INPUT     0x0200  /* input field is valid */
581 
582 /*
583  *	O V E R L A Y   P R E V I E W
584  */
585 struct v4l2_framebuffer
586 {
587 	__u32			capability;
588 	__u32			flags;
589 /* FIXME: in theory we should pass something like PCI device + memory
590  * region + offset instead of some physical address */
591 	void*                   base;
592 	struct v4l2_pix_format	fmt;
593 };
594 /*  Flags for the 'capability' field. Read only */
595 #define V4L2_FBUF_CAP_EXTERNOVERLAY	0x0001
596 #define V4L2_FBUF_CAP_CHROMAKEY		0x0002
597 #define V4L2_FBUF_CAP_LIST_CLIPPING     0x0004
598 #define V4L2_FBUF_CAP_BITMAP_CLIPPING	0x0008
599 /*  Flags for the 'flags' field. */
600 #define V4L2_FBUF_FLAG_PRIMARY		0x0001
601 #define V4L2_FBUF_FLAG_OVERLAY		0x0002
602 #define V4L2_FBUF_FLAG_CHROMAKEY	0x0004
603 
604 struct v4l2_clip
605 {
606 	struct v4l2_rect        c;
607 	struct v4l2_clip	__user *next;
608 };
609 
610 struct v4l2_window
611 {
612 	struct v4l2_rect        w;
613 	enum v4l2_field  	field;
614 	__u32			chromakey;
615 	struct v4l2_clip	__user *clips;
616 	__u32			clipcount;
617 	void			__user *bitmap;
618 };
619 
620 /*
621  *	C A P T U R E   P A R A M E T E R S
622  */
623 struct v4l2_captureparm
624 {
625 	__u32		   capability;	  /*  Supported modes */
626 	__u32		   capturemode;	  /*  Current mode */
627 	struct v4l2_fract  timeperframe;  /*  Time per frame in .1us units */
628 	__u32		   extendedmode;  /*  Driver-specific extensions */
629 	__u32              readbuffers;   /*  # of buffers for read */
630 	__u32		   reserved[4];
631 };
632 
633 /*  Flags for 'capability' and 'capturemode' fields */
634 #define V4L2_MODE_HIGHQUALITY	0x0001	/*  High quality imaging mode */
635 #define V4L2_CAP_TIMEPERFRAME	0x1000	/*  timeperframe field is supported */
636 
637 struct v4l2_outputparm
638 {
639 	__u32		   capability;	 /*  Supported modes */
640 	__u32		   outputmode;	 /*  Current mode */
641 	struct v4l2_fract  timeperframe; /*  Time per frame in seconds */
642 	__u32		   extendedmode; /*  Driver-specific extensions */
643 	__u32              writebuffers; /*  # of buffers for write */
644 	__u32		   reserved[4];
645 };
646 
647 /*
648  *	I N P U T   I M A G E   C R O P P I N G
649  */
650 struct v4l2_cropcap {
651 	enum v4l2_buf_type      type;
652 	struct v4l2_rect        bounds;
653 	struct v4l2_rect        defrect;
654 	struct v4l2_fract       pixelaspect;
655 };
656 
657 struct v4l2_crop {
658 	enum v4l2_buf_type      type;
659 	struct v4l2_rect        c;
660 };
661 
662 /*
663  *      A N A L O G   V I D E O   S T A N D A R D
664  */
665 
666 typedef __u64 v4l2_std_id;
667 
668 /* one bit for each */
669 #define V4L2_STD_PAL_B          ((v4l2_std_id)0x00000001)
670 #define V4L2_STD_PAL_B1         ((v4l2_std_id)0x00000002)
671 #define V4L2_STD_PAL_G          ((v4l2_std_id)0x00000004)
672 #define V4L2_STD_PAL_H          ((v4l2_std_id)0x00000008)
673 #define V4L2_STD_PAL_I          ((v4l2_std_id)0x00000010)
674 #define V4L2_STD_PAL_D          ((v4l2_std_id)0x00000020)
675 #define V4L2_STD_PAL_D1         ((v4l2_std_id)0x00000040)
676 #define V4L2_STD_PAL_K          ((v4l2_std_id)0x00000080)
677 
678 #define V4L2_STD_PAL_M          ((v4l2_std_id)0x00000100)
679 #define V4L2_STD_PAL_N          ((v4l2_std_id)0x00000200)
680 #define V4L2_STD_PAL_Nc         ((v4l2_std_id)0x00000400)
681 #define V4L2_STD_PAL_60         ((v4l2_std_id)0x00000800)
682 
683 #define V4L2_STD_NTSC_M         ((v4l2_std_id)0x00001000)
684 #define V4L2_STD_NTSC_M_JP      ((v4l2_std_id)0x00002000)
685 #define V4L2_STD_NTSC_443       ((v4l2_std_id)0x00004000)
686 #define V4L2_STD_NTSC_M_KR      ((v4l2_std_id)0x00008000)
687 
688 #define V4L2_STD_SECAM_B        ((v4l2_std_id)0x00010000)
689 #define V4L2_STD_SECAM_D        ((v4l2_std_id)0x00020000)
690 #define V4L2_STD_SECAM_G        ((v4l2_std_id)0x00040000)
691 #define V4L2_STD_SECAM_H        ((v4l2_std_id)0x00080000)
692 #define V4L2_STD_SECAM_K        ((v4l2_std_id)0x00100000)
693 #define V4L2_STD_SECAM_K1       ((v4l2_std_id)0x00200000)
694 #define V4L2_STD_SECAM_L        ((v4l2_std_id)0x00400000)
695 #define V4L2_STD_SECAM_LC       ((v4l2_std_id)0x00800000)
696 
697 /* ATSC/HDTV */
698 #define V4L2_STD_ATSC_8_VSB     ((v4l2_std_id)0x01000000)
699 #define V4L2_STD_ATSC_16_VSB    ((v4l2_std_id)0x02000000)
700 
701 /* FIXME:
702    Although std_id is 64 bits, there is an issue on PPC32 architecture that
703    makes switch(__u64) to break. So, there's a hack on v4l2-common.c rounding
704    this value to 32 bits.
705    As, currently, the max value is for V4L2_STD_ATSC_16_VSB (30 bits wide),
706    it should work fine. However, if needed to add more than two standards,
707    v4l2-common.c should be fixed.
708  */
709 
710 /* some merged standards */
711 #define V4L2_STD_MN	(V4L2_STD_PAL_M|V4L2_STD_PAL_N|V4L2_STD_PAL_Nc|V4L2_STD_NTSC)
712 #define V4L2_STD_B	(V4L2_STD_PAL_B|V4L2_STD_PAL_B1|V4L2_STD_SECAM_B)
713 #define V4L2_STD_GH	(V4L2_STD_PAL_G|V4L2_STD_PAL_H|V4L2_STD_SECAM_G|V4L2_STD_SECAM_H)
714 #define V4L2_STD_DK	(V4L2_STD_PAL_DK|V4L2_STD_SECAM_DK)
715 
716 /* some common needed stuff */
717 #define V4L2_STD_PAL_BG		(V4L2_STD_PAL_B		|\
718 				 V4L2_STD_PAL_B1	|\
719 				 V4L2_STD_PAL_G)
720 #define V4L2_STD_PAL_DK		(V4L2_STD_PAL_D		|\
721 				 V4L2_STD_PAL_D1	|\
722 				 V4L2_STD_PAL_K)
723 #define V4L2_STD_PAL		(V4L2_STD_PAL_BG	|\
724 				 V4L2_STD_PAL_DK	|\
725 				 V4L2_STD_PAL_H		|\
726 				 V4L2_STD_PAL_I)
727 #define V4L2_STD_NTSC           (V4L2_STD_NTSC_M	|\
728 				 V4L2_STD_NTSC_M_JP     |\
729 				 V4L2_STD_NTSC_M_KR)
730 #define V4L2_STD_SECAM_DK      	(V4L2_STD_SECAM_D	|\
731 				 V4L2_STD_SECAM_K	|\
732 				 V4L2_STD_SECAM_K1)
733 #define V4L2_STD_SECAM		(V4L2_STD_SECAM_B	|\
734 				 V4L2_STD_SECAM_G	|\
735 				 V4L2_STD_SECAM_H	|\
736 				 V4L2_STD_SECAM_DK	|\
737 				 V4L2_STD_SECAM_L       |\
738 				 V4L2_STD_SECAM_LC)
739 
740 #define V4L2_STD_525_60		(V4L2_STD_PAL_M		|\
741 				 V4L2_STD_PAL_60	|\
742 				 V4L2_STD_NTSC		|\
743 				 V4L2_STD_NTSC_443)
744 #define V4L2_STD_625_50		(V4L2_STD_PAL		|\
745 				 V4L2_STD_PAL_N		|\
746 				 V4L2_STD_PAL_Nc	|\
747 				 V4L2_STD_SECAM)
748 #define V4L2_STD_ATSC           (V4L2_STD_ATSC_8_VSB    |\
749 				 V4L2_STD_ATSC_16_VSB)
750 
751 #define V4L2_STD_UNKNOWN        0
752 #define V4L2_STD_ALL            (V4L2_STD_525_60	|\
753 				 V4L2_STD_625_50)
754 
755 struct v4l2_standard
756 {
757 	__u32		     index;
758 	v4l2_std_id          id;
759 	__u8		     name[24];
760 	struct v4l2_fract    frameperiod; /* Frames, not fields */
761 	__u32		     framelines;
762 	__u32		     reserved[4];
763 };
764 
765 /*
766  *	V I D E O   I N P U T S
767  */
768 struct v4l2_input
769 {
770 	__u32	     index;		/*  Which input */
771 	__u8	     name[32];		/*  Label */
772 	__u32	     type;		/*  Type of input */
773 	__u32	     audioset;		/*  Associated audios (bitfield) */
774 	__u32        tuner;             /*  Associated tuner */
775 	v4l2_std_id  std;
776 	__u32	     status;
777 	__u32	     reserved[4];
778 };
779 
780 /*  Values for the 'type' field */
781 #define V4L2_INPUT_TYPE_TUNER		1
782 #define V4L2_INPUT_TYPE_CAMERA		2
783 
784 /* field 'status' - general */
785 #define V4L2_IN_ST_NO_POWER    0x00000001  /* Attached device is off */
786 #define V4L2_IN_ST_NO_SIGNAL   0x00000002
787 #define V4L2_IN_ST_NO_COLOR    0x00000004
788 
789 /* field 'status' - analog */
790 #define V4L2_IN_ST_NO_H_LOCK   0x00000100  /* No horizontal sync lock */
791 #define V4L2_IN_ST_COLOR_KILL  0x00000200  /* Color killer is active */
792 
793 /* field 'status' - digital */
794 #define V4L2_IN_ST_NO_SYNC     0x00010000  /* No synchronization lock */
795 #define V4L2_IN_ST_NO_EQU      0x00020000  /* No equalizer lock */
796 #define V4L2_IN_ST_NO_CARRIER  0x00040000  /* Carrier recovery failed */
797 
798 /* field 'status' - VCR and set-top box */
799 #define V4L2_IN_ST_MACROVISION 0x01000000  /* Macrovision detected */
800 #define V4L2_IN_ST_NO_ACCESS   0x02000000  /* Conditional access denied */
801 #define V4L2_IN_ST_VTR         0x04000000  /* VTR time constant */
802 
803 /*
804  *	V I D E O   O U T P U T S
805  */
806 struct v4l2_output
807 {
808 	__u32	     index;		/*  Which output */
809 	__u8	     name[32];		/*  Label */
810 	__u32	     type;		/*  Type of output */
811 	__u32	     audioset;		/*  Associated audios (bitfield) */
812 	__u32	     modulator;         /*  Associated modulator */
813 	v4l2_std_id  std;
814 	__u32	     reserved[4];
815 };
816 /*  Values for the 'type' field */
817 #define V4L2_OUTPUT_TYPE_MODULATOR		1
818 #define V4L2_OUTPUT_TYPE_ANALOG			2
819 #define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY	3
820 
821 /*
822  *	C O N T R O L S
823  */
824 struct v4l2_control
825 {
826 	__u32		     id;
827 	__s32		     value;
828 };
829 
830 struct v4l2_ext_control
831 {
832 	__u32 id;
833 	__u32 reserved2[2];
834 	union {
835 		__s32 value;
836 		__s64 value64;
837 		void *reserved;
838 	};
839 } __attribute__ ((packed));
840 
841 struct v4l2_ext_controls
842 {
843 	__u32 ctrl_class;
844 	__u32 count;
845 	__u32 error_idx;
846 	__u32 reserved[2];
847 	struct v4l2_ext_control *controls;
848 };
849 
850 /*  Values for ctrl_class field */
851 #define V4L2_CTRL_CLASS_USER 0x00980000	/* Old-style 'user' controls */
852 #define V4L2_CTRL_CLASS_MPEG 0x00990000	/* MPEG-compression controls */
853 
854 #define V4L2_CTRL_ID_MASK      	  (0x0fffffff)
855 #define V4L2_CTRL_ID2CLASS(id)    ((id) & 0x0fff0000UL)
856 #define V4L2_CTRL_DRIVER_PRIV(id) (((id) & 0xffff) >= 0x1000)
857 
858 /*  Used in the VIDIOC_QUERYCTRL ioctl for querying controls */
859 struct v4l2_queryctrl
860 {
861 	__u32		     id;
862 	enum v4l2_ctrl_type  type;
863 	__u8		     name[32];	/* Whatever */
864 	__s32		     minimum;	/* Note signedness */
865 	__s32		     maximum;
866 	__s32		     step;
867 	__s32		     default_value;
868 	__u32                flags;
869 	__u32		     reserved[2];
870 };
871 
872 /*  Used in the VIDIOC_QUERYMENU ioctl for querying menu items */
873 struct v4l2_querymenu
874 {
875 	__u32		id;
876 	__u32		index;
877 	__u8		name[32];	/* Whatever */
878 	__u32		reserved;
879 };
880 
881 /*  Control flags  */
882 #define V4L2_CTRL_FLAG_DISABLED		0x0001
883 #define V4L2_CTRL_FLAG_GRABBED		0x0002
884 #define V4L2_CTRL_FLAG_READ_ONLY 	0x0004
885 #define V4L2_CTRL_FLAG_UPDATE 		0x0008
886 #define V4L2_CTRL_FLAG_INACTIVE 	0x0010
887 #define V4L2_CTRL_FLAG_SLIDER 		0x0020
888 
889 /*  Query flag, to be ORed with the control ID */
890 #define V4L2_CTRL_FLAG_NEXT_CTRL	0x80000000
891 
892 /*  User-class control IDs defined by V4L2 */
893 #define V4L2_CID_BASE			(V4L2_CTRL_CLASS_USER | 0x900)
894 #define V4L2_CID_USER_BASE 		V4L2_CID_BASE
895 /*  IDs reserved for driver specific controls */
896 #define V4L2_CID_PRIVATE_BASE		0x08000000
897 
898 #define V4L2_CID_USER_CLASS 		(V4L2_CTRL_CLASS_USER | 1)
899 #define V4L2_CID_BRIGHTNESS		(V4L2_CID_BASE+0)
900 #define V4L2_CID_CONTRAST		(V4L2_CID_BASE+1)
901 #define V4L2_CID_SATURATION		(V4L2_CID_BASE+2)
902 #define V4L2_CID_HUE			(V4L2_CID_BASE+3)
903 #define V4L2_CID_AUDIO_VOLUME		(V4L2_CID_BASE+5)
904 #define V4L2_CID_AUDIO_BALANCE		(V4L2_CID_BASE+6)
905 #define V4L2_CID_AUDIO_BASS		(V4L2_CID_BASE+7)
906 #define V4L2_CID_AUDIO_TREBLE		(V4L2_CID_BASE+8)
907 #define V4L2_CID_AUDIO_MUTE		(V4L2_CID_BASE+9)
908 #define V4L2_CID_AUDIO_LOUDNESS		(V4L2_CID_BASE+10)
909 #define V4L2_CID_BLACK_LEVEL		(V4L2_CID_BASE+11)
910 #define V4L2_CID_AUTO_WHITE_BALANCE	(V4L2_CID_BASE+12)
911 #define V4L2_CID_DO_WHITE_BALANCE	(V4L2_CID_BASE+13)
912 #define V4L2_CID_RED_BALANCE		(V4L2_CID_BASE+14)
913 #define V4L2_CID_BLUE_BALANCE		(V4L2_CID_BASE+15)
914 #define V4L2_CID_GAMMA			(V4L2_CID_BASE+16)
915 #define V4L2_CID_WHITENESS		(V4L2_CID_GAMMA) /* ? Not sure */
916 #define V4L2_CID_EXPOSURE		(V4L2_CID_BASE+17)
917 #define V4L2_CID_AUTOGAIN		(V4L2_CID_BASE+18)
918 #define V4L2_CID_GAIN			(V4L2_CID_BASE+19)
919 #define V4L2_CID_HFLIP			(V4L2_CID_BASE+20)
920 #define V4L2_CID_VFLIP			(V4L2_CID_BASE+21)
921 #define V4L2_CID_HCENTER		(V4L2_CID_BASE+22)
922 #define V4L2_CID_VCENTER		(V4L2_CID_BASE+23)
923 #define V4L2_CID_LASTP1			(V4L2_CID_BASE+24) /* last CID + 1 */
924 
925 /*  MPEG-class control IDs defined by V4L2 */
926 #define V4L2_CID_MPEG_BASE 			(V4L2_CTRL_CLASS_MPEG | 0x900)
927 #define V4L2_CID_MPEG_CLASS 			(V4L2_CTRL_CLASS_MPEG | 1)
928 
929 /*  MPEG streams */
930 #define V4L2_CID_MPEG_STREAM_TYPE 		(V4L2_CID_MPEG_BASE+0)
931 enum v4l2_mpeg_stream_type {
932 	V4L2_MPEG_STREAM_TYPE_MPEG2_PS   = 0, /* MPEG-2 program stream */
933 	V4L2_MPEG_STREAM_TYPE_MPEG2_TS   = 1, /* MPEG-2 transport stream */
934 	V4L2_MPEG_STREAM_TYPE_MPEG1_SS   = 2, /* MPEG-1 system stream */
935 	V4L2_MPEG_STREAM_TYPE_MPEG2_DVD  = 3, /* MPEG-2 DVD-compatible stream */
936 	V4L2_MPEG_STREAM_TYPE_MPEG1_VCD  = 4, /* MPEG-1 VCD-compatible stream */
937 	V4L2_MPEG_STREAM_TYPE_MPEG2_SVCD = 5, /* MPEG-2 SVCD-compatible stream */
938 };
939 #define V4L2_CID_MPEG_STREAM_PID_PMT 		(V4L2_CID_MPEG_BASE+1)
940 #define V4L2_CID_MPEG_STREAM_PID_AUDIO 		(V4L2_CID_MPEG_BASE+2)
941 #define V4L2_CID_MPEG_STREAM_PID_VIDEO 		(V4L2_CID_MPEG_BASE+3)
942 #define V4L2_CID_MPEG_STREAM_PID_PCR 		(V4L2_CID_MPEG_BASE+4)
943 #define V4L2_CID_MPEG_STREAM_PES_ID_AUDIO 	(V4L2_CID_MPEG_BASE+5)
944 #define V4L2_CID_MPEG_STREAM_PES_ID_VIDEO 	(V4L2_CID_MPEG_BASE+6)
945 #define V4L2_CID_MPEG_STREAM_VBI_FMT 		(V4L2_CID_MPEG_BASE+7)
946 enum v4l2_mpeg_stream_vbi_fmt {
947 	V4L2_MPEG_STREAM_VBI_FMT_NONE = 0,  /* No VBI in the MPEG stream */
948 	V4L2_MPEG_STREAM_VBI_FMT_IVTV = 1,  /* VBI in private packets, IVTV format */
949 };
950 
951 /*  MPEG audio */
952 #define V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ 	(V4L2_CID_MPEG_BASE+100)
953 enum v4l2_mpeg_audio_sampling_freq {
954 	V4L2_MPEG_AUDIO_SAMPLING_FREQ_44100 = 0,
955 	V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000 = 1,
956 	V4L2_MPEG_AUDIO_SAMPLING_FREQ_32000 = 2,
957 };
958 #define V4L2_CID_MPEG_AUDIO_ENCODING 		(V4L2_CID_MPEG_BASE+101)
959 enum v4l2_mpeg_audio_encoding {
960 	V4L2_MPEG_AUDIO_ENCODING_LAYER_1 = 0,
961 	V4L2_MPEG_AUDIO_ENCODING_LAYER_2 = 1,
962 	V4L2_MPEG_AUDIO_ENCODING_LAYER_3 = 2,
963 };
964 #define V4L2_CID_MPEG_AUDIO_L1_BITRATE 		(V4L2_CID_MPEG_BASE+102)
965 enum v4l2_mpeg_audio_l1_bitrate {
966 	V4L2_MPEG_AUDIO_L1_BITRATE_32K  = 0,
967 	V4L2_MPEG_AUDIO_L1_BITRATE_64K  = 1,
968 	V4L2_MPEG_AUDIO_L1_BITRATE_96K  = 2,
969 	V4L2_MPEG_AUDIO_L1_BITRATE_128K = 3,
970 	V4L2_MPEG_AUDIO_L1_BITRATE_160K = 4,
971 	V4L2_MPEG_AUDIO_L1_BITRATE_192K = 5,
972 	V4L2_MPEG_AUDIO_L1_BITRATE_224K = 6,
973 	V4L2_MPEG_AUDIO_L1_BITRATE_256K = 7,
974 	V4L2_MPEG_AUDIO_L1_BITRATE_288K = 8,
975 	V4L2_MPEG_AUDIO_L1_BITRATE_320K = 9,
976 	V4L2_MPEG_AUDIO_L1_BITRATE_352K = 10,
977 	V4L2_MPEG_AUDIO_L1_BITRATE_384K = 11,
978 	V4L2_MPEG_AUDIO_L1_BITRATE_416K = 12,
979 	V4L2_MPEG_AUDIO_L1_BITRATE_448K = 13,
980 };
981 #define V4L2_CID_MPEG_AUDIO_L2_BITRATE 		(V4L2_CID_MPEG_BASE+103)
982 enum v4l2_mpeg_audio_l2_bitrate {
983 	V4L2_MPEG_AUDIO_L2_BITRATE_32K  = 0,
984 	V4L2_MPEG_AUDIO_L2_BITRATE_48K  = 1,
985 	V4L2_MPEG_AUDIO_L2_BITRATE_56K  = 2,
986 	V4L2_MPEG_AUDIO_L2_BITRATE_64K  = 3,
987 	V4L2_MPEG_AUDIO_L2_BITRATE_80K  = 4,
988 	V4L2_MPEG_AUDIO_L2_BITRATE_96K  = 5,
989 	V4L2_MPEG_AUDIO_L2_BITRATE_112K = 6,
990 	V4L2_MPEG_AUDIO_L2_BITRATE_128K = 7,
991 	V4L2_MPEG_AUDIO_L2_BITRATE_160K = 8,
992 	V4L2_MPEG_AUDIO_L2_BITRATE_192K = 9,
993 	V4L2_MPEG_AUDIO_L2_BITRATE_224K = 10,
994 	V4L2_MPEG_AUDIO_L2_BITRATE_256K = 11,
995 	V4L2_MPEG_AUDIO_L2_BITRATE_320K = 12,
996 	V4L2_MPEG_AUDIO_L2_BITRATE_384K = 13,
997 };
998 #define V4L2_CID_MPEG_AUDIO_L3_BITRATE 		(V4L2_CID_MPEG_BASE+104)
999 enum v4l2_mpeg_audio_l3_bitrate {
1000 	V4L2_MPEG_AUDIO_L3_BITRATE_32K  = 0,
1001 	V4L2_MPEG_AUDIO_L3_BITRATE_40K  = 1,
1002 	V4L2_MPEG_AUDIO_L3_BITRATE_48K  = 2,
1003 	V4L2_MPEG_AUDIO_L3_BITRATE_56K  = 3,
1004 	V4L2_MPEG_AUDIO_L3_BITRATE_64K  = 4,
1005 	V4L2_MPEG_AUDIO_L3_BITRATE_80K  = 5,
1006 	V4L2_MPEG_AUDIO_L3_BITRATE_96K  = 6,
1007 	V4L2_MPEG_AUDIO_L3_BITRATE_112K = 7,
1008 	V4L2_MPEG_AUDIO_L3_BITRATE_128K = 8,
1009 	V4L2_MPEG_AUDIO_L3_BITRATE_160K = 9,
1010 	V4L2_MPEG_AUDIO_L3_BITRATE_192K = 10,
1011 	V4L2_MPEG_AUDIO_L3_BITRATE_224K = 11,
1012 	V4L2_MPEG_AUDIO_L3_BITRATE_256K = 12,
1013 	V4L2_MPEG_AUDIO_L3_BITRATE_320K = 13,
1014 };
1015 #define V4L2_CID_MPEG_AUDIO_MODE 		(V4L2_CID_MPEG_BASE+105)
1016 enum v4l2_mpeg_audio_mode {
1017 	V4L2_MPEG_AUDIO_MODE_STEREO       = 0,
1018 	V4L2_MPEG_AUDIO_MODE_JOINT_STEREO = 1,
1019 	V4L2_MPEG_AUDIO_MODE_DUAL         = 2,
1020 	V4L2_MPEG_AUDIO_MODE_MONO         = 3,
1021 };
1022 #define V4L2_CID_MPEG_AUDIO_MODE_EXTENSION 	(V4L2_CID_MPEG_BASE+106)
1023 enum v4l2_mpeg_audio_mode_extension {
1024 	V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4  = 0,
1025 	V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_8  = 1,
1026 	V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_12 = 2,
1027 	V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_16 = 3,
1028 };
1029 #define V4L2_CID_MPEG_AUDIO_EMPHASIS 		(V4L2_CID_MPEG_BASE+107)
1030 enum v4l2_mpeg_audio_emphasis {
1031 	V4L2_MPEG_AUDIO_EMPHASIS_NONE         = 0,
1032 	V4L2_MPEG_AUDIO_EMPHASIS_50_DIV_15_uS = 1,
1033 	V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17    = 2,
1034 };
1035 #define V4L2_CID_MPEG_AUDIO_CRC 		(V4L2_CID_MPEG_BASE+108)
1036 enum v4l2_mpeg_audio_crc {
1037 	V4L2_MPEG_AUDIO_CRC_NONE  = 0,
1038 	V4L2_MPEG_AUDIO_CRC_CRC16 = 1,
1039 };
1040 
1041 /*  MPEG video */
1042 #define V4L2_CID_MPEG_VIDEO_ENCODING 		(V4L2_CID_MPEG_BASE+200)
1043 enum v4l2_mpeg_video_encoding {
1044 	V4L2_MPEG_VIDEO_ENCODING_MPEG_1 = 0,
1045 	V4L2_MPEG_VIDEO_ENCODING_MPEG_2 = 1,
1046 };
1047 #define V4L2_CID_MPEG_VIDEO_ASPECT 		(V4L2_CID_MPEG_BASE+201)
1048 enum v4l2_mpeg_video_aspect {
1049 	V4L2_MPEG_VIDEO_ASPECT_1x1     = 0,
1050 	V4L2_MPEG_VIDEO_ASPECT_4x3     = 1,
1051 	V4L2_MPEG_VIDEO_ASPECT_16x9    = 2,
1052 	V4L2_MPEG_VIDEO_ASPECT_221x100 = 3,
1053 };
1054 #define V4L2_CID_MPEG_VIDEO_B_FRAMES 		(V4L2_CID_MPEG_BASE+202)
1055 #define V4L2_CID_MPEG_VIDEO_GOP_SIZE 		(V4L2_CID_MPEG_BASE+203)
1056 #define V4L2_CID_MPEG_VIDEO_GOP_CLOSURE 	(V4L2_CID_MPEG_BASE+204)
1057 #define V4L2_CID_MPEG_VIDEO_PULLDOWN 		(V4L2_CID_MPEG_BASE+205)
1058 #define V4L2_CID_MPEG_VIDEO_BITRATE_MODE 	(V4L2_CID_MPEG_BASE+206)
1059 enum v4l2_mpeg_video_bitrate_mode {
1060 	V4L2_MPEG_VIDEO_BITRATE_MODE_VBR = 0,
1061 	V4L2_MPEG_VIDEO_BITRATE_MODE_CBR = 1,
1062 };
1063 #define V4L2_CID_MPEG_VIDEO_BITRATE 		(V4L2_CID_MPEG_BASE+207)
1064 #define V4L2_CID_MPEG_VIDEO_BITRATE_PEAK 	(V4L2_CID_MPEG_BASE+208)
1065 #define V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION (V4L2_CID_MPEG_BASE+209)
1066 
1067 /*  MPEG-class control IDs specific to the CX2584x driver as defined by V4L2 */
1068 #define V4L2_CID_MPEG_CX2341X_BASE 				(V4L2_CTRL_CLASS_MPEG | 0x1000)
1069 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE 	(V4L2_CID_MPEG_CX2341X_BASE+0)
1070 enum v4l2_mpeg_cx2341x_video_spatial_filter_mode {
1071 	V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL = 0,
1072 	V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO   = 1,
1073 };
1074 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER 		(V4L2_CID_MPEG_CX2341X_BASE+1)
1075 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE 	(V4L2_CID_MPEG_CX2341X_BASE+2)
1076 enum v4l2_mpeg_cx2341x_video_luma_spatial_filter_type {
1077 	V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF                  = 0,
1078 	V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_HOR               = 1,
1079 	V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_VERT              = 2,
1080 	V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_HV_SEPARABLE      = 3,
1081 	V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_SYM_NON_SEPARABLE = 4,
1082 };
1083 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE 	(V4L2_CID_MPEG_CX2341X_BASE+3)
1084 enum v4l2_mpeg_cx2341x_video_chroma_spatial_filter_type {
1085 	V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF    = 0,
1086 	V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR = 1,
1087 };
1088 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE 	(V4L2_CID_MPEG_CX2341X_BASE+4)
1089 enum v4l2_mpeg_cx2341x_video_temporal_filter_mode {
1090 	V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL = 0,
1091 	V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO   = 1,
1092 };
1093 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER 		(V4L2_CID_MPEG_CX2341X_BASE+5)
1094 #define V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE 		(V4L2_CID_MPEG_CX2341X_BASE+6)
1095 enum v4l2_mpeg_cx2341x_video_median_filter_type {
1096 	V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF      = 0,
1097 	V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR      = 1,
1098 	V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_VERT     = 2,
1099 	V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR_VERT = 3,
1100 	V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_DIAG     = 4,
1101 };
1102 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM 	(V4L2_CID_MPEG_CX2341X_BASE+7)
1103 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP 	(V4L2_CID_MPEG_CX2341X_BASE+8)
1104 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM	(V4L2_CID_MPEG_CX2341X_BASE+9)
1105 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP 	(V4L2_CID_MPEG_CX2341X_BASE+10)
1106 
1107 /*
1108  *	T U N I N G
1109  */
1110 struct v4l2_tuner
1111 {
1112 	__u32                   index;
1113 	__u8			name[32];
1114 	enum v4l2_tuner_type    type;
1115 	__u32			capability;
1116 	__u32			rangelow;
1117 	__u32			rangehigh;
1118 	__u32			rxsubchans;
1119 	__u32			audmode;
1120 	__s32			signal;
1121 	__s32			afc;
1122 	__u32			reserved[4];
1123 };
1124 
1125 struct v4l2_modulator
1126 {
1127 	__u32			index;
1128 	__u8			name[32];
1129 	__u32			capability;
1130 	__u32			rangelow;
1131 	__u32			rangehigh;
1132 	__u32			txsubchans;
1133 	__u32			reserved[4];
1134 };
1135 
1136 /*  Flags for the 'capability' field */
1137 #define V4L2_TUNER_CAP_LOW		0x0001
1138 #define V4L2_TUNER_CAP_NORM		0x0002
1139 #define V4L2_TUNER_CAP_STEREO		0x0010
1140 #define V4L2_TUNER_CAP_LANG2		0x0020
1141 #define V4L2_TUNER_CAP_SAP		0x0020
1142 #define V4L2_TUNER_CAP_LANG1		0x0040
1143 
1144 /*  Flags for the 'rxsubchans' field */
1145 #define V4L2_TUNER_SUB_MONO		0x0001
1146 #define V4L2_TUNER_SUB_STEREO		0x0002
1147 #define V4L2_TUNER_SUB_LANG2		0x0004
1148 #define V4L2_TUNER_SUB_SAP		0x0004
1149 #define V4L2_TUNER_SUB_LANG1		0x0008
1150 
1151 /*  Values for the 'audmode' field */
1152 #define V4L2_TUNER_MODE_MONO		0x0000
1153 #define V4L2_TUNER_MODE_STEREO		0x0001
1154 #define V4L2_TUNER_MODE_LANG2		0x0002
1155 #define V4L2_TUNER_MODE_SAP		0x0002
1156 #define V4L2_TUNER_MODE_LANG1		0x0003
1157 #define V4L2_TUNER_MODE_LANG1_LANG2	0x0004
1158 
1159 struct v4l2_frequency
1160 {
1161 	__u32		      tuner;
1162 	enum v4l2_tuner_type  type;
1163 	__u32		      frequency;
1164 	__u32		      reserved[8];
1165 };
1166 
1167 /*
1168  *	A U D I O
1169  */
1170 struct v4l2_audio
1171 {
1172 	__u32	index;
1173 	__u8	name[32];
1174 	__u32	capability;
1175 	__u32	mode;
1176 	__u32	reserved[2];
1177 };
1178 
1179 /*  Flags for the 'capability' field */
1180 #define V4L2_AUDCAP_STEREO		0x00001
1181 #define V4L2_AUDCAP_AVL			0x00002
1182 
1183 /*  Flags for the 'mode' field */
1184 #define V4L2_AUDMODE_AVL		0x00001
1185 
1186 struct v4l2_audioout
1187 {
1188 	__u32	index;
1189 	__u8	name[32];
1190 	__u32	capability;
1191 	__u32	mode;
1192 	__u32	reserved[2];
1193 };
1194 
1195 /*
1196  *	M P E G   S E R V I C E S
1197  *
1198  *	NOTE: EXPERIMENTAL API
1199  */
1200 #if 1
1201 #define V4L2_ENC_IDX_FRAME_I    (0)
1202 #define V4L2_ENC_IDX_FRAME_P    (1)
1203 #define V4L2_ENC_IDX_FRAME_B    (2)
1204 #define V4L2_ENC_IDX_FRAME_MASK (0xf)
1205 
1206 struct v4l2_enc_idx_entry {
1207 	__u64 offset;
1208 	__u64 pts;
1209 	__u32 length;
1210 	__u32 flags;
1211 	__u32 reserved[2];
1212 };
1213 
1214 #define V4L2_ENC_IDX_ENTRIES (64)
1215 struct v4l2_enc_idx {
1216 	__u32 entries;
1217 	__u32 entries_cap;
1218 	__u32 reserved[4];
1219 	struct v4l2_enc_idx_entry entry[V4L2_ENC_IDX_ENTRIES];
1220 };
1221 
1222 
1223 #define V4L2_ENC_CMD_START      (0)
1224 #define V4L2_ENC_CMD_STOP       (1)
1225 #define V4L2_ENC_CMD_PAUSE      (2)
1226 #define V4L2_ENC_CMD_RESUME     (3)
1227 
1228 /* Flags for V4L2_ENC_CMD_STOP */
1229 #define V4L2_ENC_CMD_STOP_AT_GOP_END    (1 << 0)
1230 
1231 struct v4l2_encoder_cmd {
1232 	__u32 cmd;
1233 	__u32 flags;
1234 	union {
1235 		struct {
1236 			__u32 data[8];
1237 		} raw;
1238 	};
1239 };
1240 
1241 #endif
1242 
1243 
1244 /*
1245  *	D A T A   S E R V I C E S   ( V B I )
1246  *
1247  *	Data services API by Michael Schimek
1248  */
1249 
1250 /* Raw VBI */
1251 struct v4l2_vbi_format
1252 {
1253 	__u32	sampling_rate;		/* in 1 Hz */
1254 	__u32	offset;
1255 	__u32	samples_per_line;
1256 	__u32	sample_format;		/* V4L2_PIX_FMT_* */
1257 	__s32	start[2];
1258 	__u32	count[2];
1259 	__u32	flags;			/* V4L2_VBI_* */
1260 	__u32	reserved[2];		/* must be zero */
1261 };
1262 
1263 /*  VBI flags  */
1264 #define V4L2_VBI_UNSYNC		(1<< 0)
1265 #define V4L2_VBI_INTERLACED	(1<< 1)
1266 
1267 /* Sliced VBI
1268  *
1269  *    This implements is a proposal V4L2 API to allow SLICED VBI
1270  * required for some hardware encoders. It should change without
1271  * notice in the definitive implementation.
1272  */
1273 
1274 struct v4l2_sliced_vbi_format
1275 {
1276 	__u16   service_set;
1277 	/* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
1278 	   service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
1279 				 (equals frame lines 313-336 for 625 line video
1280 				  standards, 263-286 for 525 line standards) */
1281 	__u16   service_lines[2][24];
1282 	__u32   io_size;
1283 	__u32   reserved[2];            /* must be zero */
1284 };
1285 
1286 /* Teletext World System Teletext
1287    (WST), defined on ITU-R BT.653-2 */
1288 #define V4L2_SLICED_TELETEXT_B          (0x0001)
1289 /* Video Program System, defined on ETS 300 231*/
1290 #define V4L2_SLICED_VPS                 (0x0400)
1291 /* Closed Caption, defined on EIA-608 */
1292 #define V4L2_SLICED_CAPTION_525         (0x1000)
1293 /* Wide Screen System, defined on ITU-R BT1119.1 */
1294 #define V4L2_SLICED_WSS_625             (0x4000)
1295 
1296 #define V4L2_SLICED_VBI_525             (V4L2_SLICED_CAPTION_525)
1297 #define V4L2_SLICED_VBI_625             (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625)
1298 
1299 struct v4l2_sliced_vbi_cap
1300 {
1301 	__u16   service_set;
1302 	/* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
1303 	   service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
1304 				 (equals frame lines 313-336 for 625 line video
1305 				  standards, 263-286 for 525 line standards) */
1306 	__u16   service_lines[2][24];
1307 	enum v4l2_buf_type type;
1308 	__u32   reserved[3];    /* must be 0 */
1309 };
1310 
1311 struct v4l2_sliced_vbi_data
1312 {
1313 	__u32   id;
1314 	__u32   field;          /* 0: first field, 1: second field */
1315 	__u32   line;           /* 1-23 */
1316 	__u32   reserved;       /* must be 0 */
1317 	__u8    data[48];
1318 };
1319 
1320 /*
1321  *	A G G R E G A T E   S T R U C T U R E S
1322  */
1323 
1324 /*	Stream data format
1325  */
1326 struct v4l2_format
1327 {
1328 	enum v4l2_buf_type type;
1329 	union
1330 	{
1331 		struct v4l2_pix_format		pix;     // V4L2_BUF_TYPE_VIDEO_CAPTURE
1332 		struct v4l2_window		win;     // V4L2_BUF_TYPE_VIDEO_OVERLAY
1333 		struct v4l2_vbi_format		vbi;     // V4L2_BUF_TYPE_VBI_CAPTURE
1334 		struct v4l2_sliced_vbi_format	sliced;  // V4L2_BUF_TYPE_SLICED_VBI_CAPTURE
1335 		__u8	raw_data[200];                   // user-defined
1336 	} fmt;
1337 };
1338 
1339 
1340 /*	Stream type-dependent parameters
1341  */
1342 struct v4l2_streamparm
1343 {
1344 	enum v4l2_buf_type type;
1345 	union
1346 	{
1347 		struct v4l2_captureparm	capture;
1348 		struct v4l2_outputparm	output;
1349 		__u8	raw_data[200];  /* user-defined */
1350 	} parm;
1351 };
1352 
1353 /*
1354  *	A D V A N C E D   D E B U G G I N G
1355  *
1356  *	NOTE: EXPERIMENTAL API
1357  */
1358 
1359 /* VIDIOC_DBG_G_REGISTER and VIDIOC_DBG_S_REGISTER */
1360 
1361 #define V4L2_CHIP_MATCH_HOST       0  /* Match against chip ID on host (0 for the host) */
1362 #define V4L2_CHIP_MATCH_I2C_DRIVER 1  /* Match against I2C driver ID */
1363 #define V4L2_CHIP_MATCH_I2C_ADDR   2  /* Match against I2C 7-bit address */
1364 
1365 struct v4l2_register {
1366 	__u32 match_type; /* Match type */
1367 	__u32 match_chip; /* Match this chip, meaning determined by match_type */
1368 	__u64 reg;
1369 	__u64 val;
1370 };
1371 
1372 /*
1373  *	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
1374  *
1375  */
1376 #define VIDIOC_QUERYCAP		_IOR  ('V',  0, struct v4l2_capability)
1377 #define VIDIOC_RESERVED		_IO   ('V',  1)
1378 #define VIDIOC_ENUM_FMT         _IOWR ('V',  2, struct v4l2_fmtdesc)
1379 #define VIDIOC_G_FMT		_IOWR ('V',  4, struct v4l2_format)
1380 #define VIDIOC_S_FMT		_IOWR ('V',  5, struct v4l2_format)
1381 #ifdef __KERNEL__
1382 #define VIDIOC_G_MPEGCOMP       _IOR  ('V',  6, struct v4l2_mpeg_compression)
1383 #define VIDIOC_S_MPEGCOMP     	_IOW  ('V',  7, struct v4l2_mpeg_compression)
1384 #endif
1385 #define VIDIOC_REQBUFS		_IOWR ('V',  8, struct v4l2_requestbuffers)
1386 #define VIDIOC_QUERYBUF		_IOWR ('V',  9, struct v4l2_buffer)
1387 #define VIDIOC_G_FBUF		_IOR  ('V', 10, struct v4l2_framebuffer)
1388 #define VIDIOC_S_FBUF		_IOW  ('V', 11, struct v4l2_framebuffer)
1389 #define VIDIOC_OVERLAY		_IOW  ('V', 14, int)
1390 #define VIDIOC_QBUF		_IOWR ('V', 15, struct v4l2_buffer)
1391 #define VIDIOC_DQBUF		_IOWR ('V', 17, struct v4l2_buffer)
1392 #define VIDIOC_STREAMON		_IOW  ('V', 18, int)
1393 #define VIDIOC_STREAMOFF	_IOW  ('V', 19, int)
1394 #define VIDIOC_G_PARM		_IOWR ('V', 21, struct v4l2_streamparm)
1395 #define VIDIOC_S_PARM		_IOWR ('V', 22, struct v4l2_streamparm)
1396 #define VIDIOC_G_STD		_IOR  ('V', 23, v4l2_std_id)
1397 #define VIDIOC_S_STD		_IOW  ('V', 24, v4l2_std_id)
1398 #define VIDIOC_ENUMSTD		_IOWR ('V', 25, struct v4l2_standard)
1399 #define VIDIOC_ENUMINPUT	_IOWR ('V', 26, struct v4l2_input)
1400 #define VIDIOC_G_CTRL		_IOWR ('V', 27, struct v4l2_control)
1401 #define VIDIOC_S_CTRL		_IOWR ('V', 28, struct v4l2_control)
1402 #define VIDIOC_G_TUNER		_IOWR ('V', 29, struct v4l2_tuner)
1403 #define VIDIOC_S_TUNER		_IOW  ('V', 30, struct v4l2_tuner)
1404 #define VIDIOC_G_AUDIO		_IOR  ('V', 33, struct v4l2_audio)
1405 #define VIDIOC_S_AUDIO		_IOW  ('V', 34, struct v4l2_audio)
1406 #define VIDIOC_QUERYCTRL	_IOWR ('V', 36, struct v4l2_queryctrl)
1407 #define VIDIOC_QUERYMENU	_IOWR ('V', 37, struct v4l2_querymenu)
1408 #define VIDIOC_G_INPUT		_IOR  ('V', 38, int)
1409 #define VIDIOC_S_INPUT		_IOWR ('V', 39, int)
1410 #define VIDIOC_G_OUTPUT		_IOR  ('V', 46, int)
1411 #define VIDIOC_S_OUTPUT		_IOWR ('V', 47, int)
1412 #define VIDIOC_ENUMOUTPUT	_IOWR ('V', 48, struct v4l2_output)
1413 #define VIDIOC_G_AUDOUT		_IOR  ('V', 49, struct v4l2_audioout)
1414 #define VIDIOC_S_AUDOUT		_IOW  ('V', 50, struct v4l2_audioout)
1415 #define VIDIOC_G_MODULATOR	_IOWR ('V', 54, struct v4l2_modulator)
1416 #define VIDIOC_S_MODULATOR	_IOW  ('V', 55, struct v4l2_modulator)
1417 #define VIDIOC_G_FREQUENCY	_IOWR ('V', 56, struct v4l2_frequency)
1418 #define VIDIOC_S_FREQUENCY	_IOW  ('V', 57, struct v4l2_frequency)
1419 #define VIDIOC_CROPCAP		_IOWR ('V', 58, struct v4l2_cropcap)
1420 #define VIDIOC_G_CROP		_IOWR ('V', 59, struct v4l2_crop)
1421 #define VIDIOC_S_CROP		_IOW  ('V', 60, struct v4l2_crop)
1422 #define VIDIOC_G_JPEGCOMP	_IOR  ('V', 61, struct v4l2_jpegcompression)
1423 #define VIDIOC_S_JPEGCOMP	_IOW  ('V', 62, struct v4l2_jpegcompression)
1424 #define VIDIOC_QUERYSTD      	_IOR  ('V', 63, v4l2_std_id)
1425 #define VIDIOC_TRY_FMT      	_IOWR ('V', 64, struct v4l2_format)
1426 #define VIDIOC_ENUMAUDIO	_IOWR ('V', 65, struct v4l2_audio)
1427 #define VIDIOC_ENUMAUDOUT	_IOWR ('V', 66, struct v4l2_audioout)
1428 #define VIDIOC_G_PRIORITY       _IOR  ('V', 67, enum v4l2_priority)
1429 #define VIDIOC_S_PRIORITY       _IOW  ('V', 68, enum v4l2_priority)
1430 #define VIDIOC_G_SLICED_VBI_CAP _IOWR ('V', 69, struct v4l2_sliced_vbi_cap)
1431 #define VIDIOC_LOG_STATUS       _IO   ('V', 70)
1432 #define VIDIOC_G_EXT_CTRLS	_IOWR ('V', 71, struct v4l2_ext_controls)
1433 #define VIDIOC_S_EXT_CTRLS	_IOWR ('V', 72, struct v4l2_ext_controls)
1434 #define VIDIOC_TRY_EXT_CTRLS	_IOWR ('V', 73, struct v4l2_ext_controls)
1435 #if 1
1436 #define VIDIOC_ENUM_FRAMESIZES	_IOWR ('V', 74, struct v4l2_frmsizeenum)
1437 #define VIDIOC_ENUM_FRAMEINTERVALS	_IOWR ('V', 75, struct v4l2_frmivalenum)
1438 #define VIDIOC_G_ENC_INDEX      _IOR  ('V', 76, struct v4l2_enc_idx)
1439 #define VIDIOC_ENCODER_CMD      _IOWR ('V', 77, struct v4l2_encoder_cmd)
1440 #define VIDIOC_TRY_ENCODER_CMD  _IOWR ('V', 78, struct v4l2_encoder_cmd)
1441 
1442 /* Experimental, only implemented if CONFIG_VIDEO_ADV_DEBUG is defined */
1443 #define	VIDIOC_DBG_S_REGISTER 	_IOW  ('V', 79, struct v4l2_register)
1444 #define	VIDIOC_DBG_G_REGISTER 	_IOWR ('V', 80, struct v4l2_register)
1445 #endif
1446 
1447 #ifdef __OLD_VIDIOC_
1448 /* for compatibility, will go away some day */
1449 #define VIDIOC_OVERLAY_OLD     	_IOWR ('V', 14, int)
1450 #define VIDIOC_S_PARM_OLD      	_IOW  ('V', 22, struct v4l2_streamparm)
1451 #define VIDIOC_S_CTRL_OLD      	_IOW  ('V', 28, struct v4l2_control)
1452 #define VIDIOC_G_AUDIO_OLD     	_IOWR ('V', 33, struct v4l2_audio)
1453 #define VIDIOC_G_AUDOUT_OLD    	_IOWR ('V', 49, struct v4l2_audioout)
1454 #define VIDIOC_CROPCAP_OLD     	_IOR  ('V', 58, struct v4l2_cropcap)
1455 #endif
1456 
1457 #define BASE_VIDIOC_PRIVATE	192		/* 192-255 are private */
1458 
1459 #endif /* __LINUX_VIDEODEV2_H */
1460 
1461 /*
1462  * Local variables:
1463  * c-basic-offset: 8
1464  * End:
1465  */
1466