xref: /linux-6.15/include/linux/videodev2.h (revision 273b281f)
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 
59 #ifdef __KERNEL__
60 #include <linux/time.h>     /* need struct timeval */
61 #else
62 #include <sys/time.h>
63 #endif
64 #include <linux/compiler.h>
65 #include <linux/ioctl.h>
66 #include <linux/types.h>
67 
68 /*
69  * Common stuff for both V4L1 and V4L2
70  * Moved from videodev.h
71  */
72 #define VIDEO_MAX_FRAME               32
73 
74 #ifndef __KERNEL__
75 
76 /* These defines are V4L1 specific and should not be used with the V4L2 API!
77    They will be removed from this header in the future. */
78 
79 #define VID_TYPE_CAPTURE	1	/* Can capture */
80 #define VID_TYPE_TUNER		2	/* Can tune */
81 #define VID_TYPE_TELETEXT	4	/* Does teletext */
82 #define VID_TYPE_OVERLAY	8	/* Overlay onto frame buffer */
83 #define VID_TYPE_CHROMAKEY	16	/* Overlay by chromakey */
84 #define VID_TYPE_CLIPPING	32	/* Can clip */
85 #define VID_TYPE_FRAMERAM	64	/* Uses the frame buffer memory */
86 #define VID_TYPE_SCALES		128	/* Scalable */
87 #define VID_TYPE_MONOCHROME	256	/* Monochrome only */
88 #define VID_TYPE_SUBCAPTURE	512	/* Can capture subareas of the image */
89 #define VID_TYPE_MPEG_DECODER	1024	/* Can decode MPEG streams */
90 #define VID_TYPE_MPEG_ENCODER	2048	/* Can encode MPEG streams */
91 #define VID_TYPE_MJPEG_DECODER	4096	/* Can decode MJPEG streams */
92 #define VID_TYPE_MJPEG_ENCODER	8192	/* Can encode MJPEG streams */
93 #endif
94 
95 /*
96  *	M I S C E L L A N E O U S
97  */
98 
99 /*  Four-character-code (FOURCC) */
100 #define v4l2_fourcc(a, b, c, d)\
101 	((__u32)(a) | ((__u32)(b) << 8) | ((__u32)(c) << 16) | ((__u32)(d) << 24))
102 
103 /*
104  *	E N U M S
105  */
106 enum v4l2_field {
107 	V4L2_FIELD_ANY           = 0, /* driver can choose from none,
108 					 top, bottom, interlaced
109 					 depending on whatever it thinks
110 					 is approximate ... */
111 	V4L2_FIELD_NONE          = 1, /* this device has no fields ... */
112 	V4L2_FIELD_TOP           = 2, /* top field only */
113 	V4L2_FIELD_BOTTOM        = 3, /* bottom field only */
114 	V4L2_FIELD_INTERLACED    = 4, /* both fields interlaced */
115 	V4L2_FIELD_SEQ_TB        = 5, /* both fields sequential into one
116 					 buffer, top-bottom order */
117 	V4L2_FIELD_SEQ_BT        = 6, /* same as above + bottom-top order */
118 	V4L2_FIELD_ALTERNATE     = 7, /* both fields alternating into
119 					 separate buffers */
120 	V4L2_FIELD_INTERLACED_TB = 8, /* both fields interlaced, top field
121 					 first and the top field is
122 					 transmitted first */
123 	V4L2_FIELD_INTERLACED_BT = 9, /* both fields interlaced, top field
124 					 first and the bottom field is
125 					 transmitted first */
126 };
127 #define V4L2_FIELD_HAS_TOP(field)	\
128 	((field) == V4L2_FIELD_TOP 	||\
129 	 (field) == V4L2_FIELD_INTERLACED ||\
130 	 (field) == V4L2_FIELD_INTERLACED_TB ||\
131 	 (field) == V4L2_FIELD_INTERLACED_BT ||\
132 	 (field) == V4L2_FIELD_SEQ_TB	||\
133 	 (field) == V4L2_FIELD_SEQ_BT)
134 #define V4L2_FIELD_HAS_BOTTOM(field)	\
135 	((field) == V4L2_FIELD_BOTTOM 	||\
136 	 (field) == V4L2_FIELD_INTERLACED ||\
137 	 (field) == V4L2_FIELD_INTERLACED_TB ||\
138 	 (field) == V4L2_FIELD_INTERLACED_BT ||\
139 	 (field) == V4L2_FIELD_SEQ_TB	||\
140 	 (field) == V4L2_FIELD_SEQ_BT)
141 #define V4L2_FIELD_HAS_BOTH(field)	\
142 	((field) == V4L2_FIELD_INTERLACED ||\
143 	 (field) == V4L2_FIELD_INTERLACED_TB ||\
144 	 (field) == V4L2_FIELD_INTERLACED_BT ||\
145 	 (field) == V4L2_FIELD_SEQ_TB ||\
146 	 (field) == V4L2_FIELD_SEQ_BT)
147 
148 enum v4l2_buf_type {
149 	V4L2_BUF_TYPE_VIDEO_CAPTURE        = 1,
150 	V4L2_BUF_TYPE_VIDEO_OUTPUT         = 2,
151 	V4L2_BUF_TYPE_VIDEO_OVERLAY        = 3,
152 	V4L2_BUF_TYPE_VBI_CAPTURE          = 4,
153 	V4L2_BUF_TYPE_VBI_OUTPUT           = 5,
154 	V4L2_BUF_TYPE_SLICED_VBI_CAPTURE   = 6,
155 	V4L2_BUF_TYPE_SLICED_VBI_OUTPUT    = 7,
156 #if 1
157 	/* Experimental */
158 	V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY = 8,
159 #endif
160 	V4L2_BUF_TYPE_PRIVATE              = 0x80,
161 };
162 
163 enum v4l2_ctrl_type {
164 	V4L2_CTRL_TYPE_INTEGER	     = 1,
165 	V4L2_CTRL_TYPE_BOOLEAN	     = 2,
166 	V4L2_CTRL_TYPE_MENU	     = 3,
167 	V4L2_CTRL_TYPE_BUTTON	     = 4,
168 	V4L2_CTRL_TYPE_INTEGER64     = 5,
169 	V4L2_CTRL_TYPE_CTRL_CLASS    = 6,
170 	V4L2_CTRL_TYPE_STRING        = 7,
171 };
172 
173 enum v4l2_tuner_type {
174 	V4L2_TUNER_RADIO	     = 1,
175 	V4L2_TUNER_ANALOG_TV	     = 2,
176 	V4L2_TUNER_DIGITAL_TV	     = 3,
177 };
178 
179 enum v4l2_memory {
180 	V4L2_MEMORY_MMAP             = 1,
181 	V4L2_MEMORY_USERPTR          = 2,
182 	V4L2_MEMORY_OVERLAY          = 3,
183 };
184 
185 /* see also http://vektor.theorem.ca/graphics/ycbcr/ */
186 enum v4l2_colorspace {
187 	/* ITU-R 601 -- broadcast NTSC/PAL */
188 	V4L2_COLORSPACE_SMPTE170M     = 1,
189 
190 	/* 1125-Line (US) HDTV */
191 	V4L2_COLORSPACE_SMPTE240M     = 2,
192 
193 	/* HD and modern captures. */
194 	V4L2_COLORSPACE_REC709        = 3,
195 
196 	/* broken BT878 extents (601, luma range 16-253 instead of 16-235) */
197 	V4L2_COLORSPACE_BT878         = 4,
198 
199 	/* These should be useful.  Assume 601 extents. */
200 	V4L2_COLORSPACE_470_SYSTEM_M  = 5,
201 	V4L2_COLORSPACE_470_SYSTEM_BG = 6,
202 
203 	/* I know there will be cameras that send this.  So, this is
204 	 * unspecified chromaticities and full 0-255 on each of the
205 	 * Y'CbCr components
206 	 */
207 	V4L2_COLORSPACE_JPEG          = 7,
208 
209 	/* For RGB colourspaces, this is probably a good start. */
210 	V4L2_COLORSPACE_SRGB          = 8,
211 };
212 
213 enum v4l2_priority {
214 	V4L2_PRIORITY_UNSET       = 0,  /* not initialized */
215 	V4L2_PRIORITY_BACKGROUND  = 1,
216 	V4L2_PRIORITY_INTERACTIVE = 2,
217 	V4L2_PRIORITY_RECORD      = 3,
218 	V4L2_PRIORITY_DEFAULT     = V4L2_PRIORITY_INTERACTIVE,
219 };
220 
221 struct v4l2_rect {
222 	__s32   left;
223 	__s32   top;
224 	__s32   width;
225 	__s32   height;
226 };
227 
228 struct v4l2_fract {
229 	__u32   numerator;
230 	__u32   denominator;
231 };
232 
233 /*
234  *	D R I V E R   C A P A B I L I T I E S
235  */
236 struct v4l2_capability {
237 	__u8	driver[16];	/* i.e. "bttv" */
238 	__u8	card[32];	/* i.e. "Hauppauge WinTV" */
239 	__u8	bus_info[32];	/* "PCI:" + pci_name(pci_dev) */
240 	__u32   version;        /* should use KERNEL_VERSION() */
241 	__u32	capabilities;	/* Device capabilities */
242 	__u32	reserved[4];
243 };
244 
245 /* Values for 'capabilities' field */
246 #define V4L2_CAP_VIDEO_CAPTURE		0x00000001  /* Is a video capture device */
247 #define V4L2_CAP_VIDEO_OUTPUT		0x00000002  /* Is a video output device */
248 #define V4L2_CAP_VIDEO_OVERLAY		0x00000004  /* Can do video overlay */
249 #define V4L2_CAP_VBI_CAPTURE		0x00000010  /* Is a raw VBI capture device */
250 #define V4L2_CAP_VBI_OUTPUT		0x00000020  /* Is a raw VBI output device */
251 #define V4L2_CAP_SLICED_VBI_CAPTURE	0x00000040  /* Is a sliced VBI capture device */
252 #define V4L2_CAP_SLICED_VBI_OUTPUT	0x00000080  /* Is a sliced VBI output device */
253 #define V4L2_CAP_RDS_CAPTURE		0x00000100  /* RDS data capture */
254 #define V4L2_CAP_VIDEO_OUTPUT_OVERLAY	0x00000200  /* Can do video output overlay */
255 #define V4L2_CAP_HW_FREQ_SEEK		0x00000400  /* Can do hardware frequency seek  */
256 #define V4L2_CAP_RDS_OUTPUT		0x00000800  /* Is an RDS encoder */
257 
258 #define V4L2_CAP_TUNER			0x00010000  /* has a tuner */
259 #define V4L2_CAP_AUDIO			0x00020000  /* has audio support */
260 #define V4L2_CAP_RADIO			0x00040000  /* is a radio device */
261 #define V4L2_CAP_MODULATOR		0x00080000  /* has a modulator */
262 
263 #define V4L2_CAP_READWRITE              0x01000000  /* read/write systemcalls */
264 #define V4L2_CAP_ASYNCIO                0x02000000  /* async I/O */
265 #define V4L2_CAP_STREAMING              0x04000000  /* streaming I/O ioctls */
266 
267 /*
268  *	V I D E O   I M A G E   F O R M A T
269  */
270 struct v4l2_pix_format {
271 	__u32         		width;
272 	__u32			height;
273 	__u32			pixelformat;
274 	enum v4l2_field  	field;
275 	__u32            	bytesperline;	/* for padding, zero if unused */
276 	__u32          		sizeimage;
277 	enum v4l2_colorspace	colorspace;
278 	__u32			priv;		/* private data, depends on pixelformat */
279 };
280 
281 /*      Pixel format         FOURCC                          depth  Description  */
282 
283 /* RGB formats */
284 #define V4L2_PIX_FMT_RGB332  v4l2_fourcc('R', 'G', 'B', '1') /*  8  RGB-3-3-2     */
285 #define V4L2_PIX_FMT_RGB444  v4l2_fourcc('R', '4', '4', '4') /* 16  xxxxrrrr ggggbbbb */
286 #define V4L2_PIX_FMT_RGB555  v4l2_fourcc('R', 'G', 'B', 'O') /* 16  RGB-5-5-5     */
287 #define V4L2_PIX_FMT_RGB565  v4l2_fourcc('R', 'G', 'B', 'P') /* 16  RGB-5-6-5     */
288 #define V4L2_PIX_FMT_RGB555X v4l2_fourcc('R', 'G', 'B', 'Q') /* 16  RGB-5-5-5 BE  */
289 #define V4L2_PIX_FMT_RGB565X v4l2_fourcc('R', 'G', 'B', 'R') /* 16  RGB-5-6-5 BE  */
290 #define V4L2_PIX_FMT_BGR24   v4l2_fourcc('B', 'G', 'R', '3') /* 24  BGR-8-8-8     */
291 #define V4L2_PIX_FMT_RGB24   v4l2_fourcc('R', 'G', 'B', '3') /* 24  RGB-8-8-8     */
292 #define V4L2_PIX_FMT_BGR32   v4l2_fourcc('B', 'G', 'R', '4') /* 32  BGR-8-8-8-8   */
293 #define V4L2_PIX_FMT_RGB32   v4l2_fourcc('R', 'G', 'B', '4') /* 32  RGB-8-8-8-8   */
294 
295 /* Grey formats */
296 #define V4L2_PIX_FMT_GREY    v4l2_fourcc('G', 'R', 'E', 'Y') /*  8  Greyscale     */
297 #define V4L2_PIX_FMT_Y16     v4l2_fourcc('Y', '1', '6', ' ') /* 16  Greyscale     */
298 
299 /* Palette formats */
300 #define V4L2_PIX_FMT_PAL8    v4l2_fourcc('P', 'A', 'L', '8') /*  8  8-bit palette */
301 
302 /* Luminance+Chrominance formats */
303 #define V4L2_PIX_FMT_YVU410  v4l2_fourcc('Y', 'V', 'U', '9') /*  9  YVU 4:1:0     */
304 #define V4L2_PIX_FMT_YVU420  v4l2_fourcc('Y', 'V', '1', '2') /* 12  YVU 4:2:0     */
305 #define V4L2_PIX_FMT_YUYV    v4l2_fourcc('Y', 'U', 'Y', 'V') /* 16  YUV 4:2:2     */
306 #define V4L2_PIX_FMT_YYUV    v4l2_fourcc('Y', 'Y', 'U', 'V') /* 16  YUV 4:2:2     */
307 #define V4L2_PIX_FMT_YVYU    v4l2_fourcc('Y', 'V', 'Y', 'U') /* 16 YVU 4:2:2 */
308 #define V4L2_PIX_FMT_UYVY    v4l2_fourcc('U', 'Y', 'V', 'Y') /* 16  YUV 4:2:2     */
309 #define V4L2_PIX_FMT_VYUY    v4l2_fourcc('V', 'Y', 'U', 'Y') /* 16  YUV 4:2:2     */
310 #define V4L2_PIX_FMT_YUV422P v4l2_fourcc('4', '2', '2', 'P') /* 16  YVU422 planar */
311 #define V4L2_PIX_FMT_YUV411P v4l2_fourcc('4', '1', '1', 'P') /* 16  YVU411 planar */
312 #define V4L2_PIX_FMT_Y41P    v4l2_fourcc('Y', '4', '1', 'P') /* 12  YUV 4:1:1     */
313 #define V4L2_PIX_FMT_YUV444  v4l2_fourcc('Y', '4', '4', '4') /* 16  xxxxyyyy uuuuvvvv */
314 #define V4L2_PIX_FMT_YUV555  v4l2_fourcc('Y', 'U', 'V', 'O') /* 16  YUV-5-5-5     */
315 #define V4L2_PIX_FMT_YUV565  v4l2_fourcc('Y', 'U', 'V', 'P') /* 16  YUV-5-6-5     */
316 #define V4L2_PIX_FMT_YUV32   v4l2_fourcc('Y', 'U', 'V', '4') /* 32  YUV-8-8-8-8   */
317 #define V4L2_PIX_FMT_YUV410  v4l2_fourcc('Y', 'U', 'V', '9') /*  9  YUV 4:1:0     */
318 #define V4L2_PIX_FMT_YUV420  v4l2_fourcc('Y', 'U', '1', '2') /* 12  YUV 4:2:0     */
319 #define V4L2_PIX_FMT_HI240   v4l2_fourcc('H', 'I', '2', '4') /*  8  8-bit color   */
320 #define V4L2_PIX_FMT_HM12    v4l2_fourcc('H', 'M', '1', '2') /*  8  YUV 4:2:0 16x16 macroblocks */
321 
322 /* two planes -- one Y, one Cr + Cb interleaved  */
323 #define V4L2_PIX_FMT_NV12    v4l2_fourcc('N', 'V', '1', '2') /* 12  Y/CbCr 4:2:0  */
324 #define V4L2_PIX_FMT_NV21    v4l2_fourcc('N', 'V', '2', '1') /* 12  Y/CrCb 4:2:0  */
325 #define V4L2_PIX_FMT_NV16    v4l2_fourcc('N', 'V', '1', '6') /* 16  Y/CbCr 4:2:2  */
326 #define V4L2_PIX_FMT_NV61    v4l2_fourcc('N', 'V', '6', '1') /* 16  Y/CrCb 4:2:2  */
327 
328 /* Bayer formats - see http://www.siliconimaging.com/RGB%20Bayer.htm */
329 #define V4L2_PIX_FMT_SBGGR8  v4l2_fourcc('B', 'A', '8', '1') /*  8  BGBG.. GRGR.. */
330 #define V4L2_PIX_FMT_SGBRG8  v4l2_fourcc('G', 'B', 'R', 'G') /*  8  GBGB.. RGRG.. */
331 #define V4L2_PIX_FMT_SGRBG8  v4l2_fourcc('G', 'R', 'B', 'G') /*  8  GRGR.. BGBG.. */
332 #define V4L2_PIX_FMT_SGRBG10 v4l2_fourcc('B', 'A', '1', '0') /* 10bit raw bayer */
333 	/* 10bit raw bayer DPCM compressed to 8 bits */
334 #define V4L2_PIX_FMT_SGRBG10DPCM8 v4l2_fourcc('B', 'D', '1', '0')
335 	/*
336 	 * 10bit raw bayer, expanded to 16 bits
337 	 * xxxxrrrrrrrrrrxxxxgggggggggg xxxxggggggggggxxxxbbbbbbbbbb...
338 	 */
339 #define V4L2_PIX_FMT_SBGGR16 v4l2_fourcc('B', 'Y', 'R', '2') /* 16  BGBG.. GRGR.. */
340 
341 /* compressed formats */
342 #define V4L2_PIX_FMT_MJPEG    v4l2_fourcc('M', 'J', 'P', 'G') /* Motion-JPEG   */
343 #define V4L2_PIX_FMT_JPEG     v4l2_fourcc('J', 'P', 'E', 'G') /* JFIF JPEG     */
344 #define V4L2_PIX_FMT_DV       v4l2_fourcc('d', 'v', 's', 'd') /* 1394          */
345 #define V4L2_PIX_FMT_MPEG     v4l2_fourcc('M', 'P', 'E', 'G') /* MPEG-1/2/4    */
346 
347 /*  Vendor-specific formats   */
348 #define V4L2_PIX_FMT_WNVA     v4l2_fourcc('W', 'N', 'V', 'A') /* Winnov hw compress */
349 #define V4L2_PIX_FMT_SN9C10X  v4l2_fourcc('S', '9', '1', '0') /* SN9C10x compression */
350 #define V4L2_PIX_FMT_SN9C20X_I420 v4l2_fourcc('S', '9', '2', '0') /* SN9C20x YUV 4:2:0 */
351 #define V4L2_PIX_FMT_PWC1     v4l2_fourcc('P', 'W', 'C', '1') /* pwc older webcam */
352 #define V4L2_PIX_FMT_PWC2     v4l2_fourcc('P', 'W', 'C', '2') /* pwc newer webcam */
353 #define V4L2_PIX_FMT_ET61X251 v4l2_fourcc('E', '6', '2', '5') /* ET61X251 compression */
354 #define V4L2_PIX_FMT_SPCA501  v4l2_fourcc('S', '5', '0', '1') /* YUYV per line */
355 #define V4L2_PIX_FMT_SPCA505  v4l2_fourcc('S', '5', '0', '5') /* YYUV per line */
356 #define V4L2_PIX_FMT_SPCA508  v4l2_fourcc('S', '5', '0', '8') /* YUVY per line */
357 #define V4L2_PIX_FMT_SPCA561  v4l2_fourcc('S', '5', '6', '1') /* compressed GBRG bayer */
358 #define V4L2_PIX_FMT_PAC207   v4l2_fourcc('P', '2', '0', '7') /* compressed BGGR bayer */
359 #define V4L2_PIX_FMT_MR97310A v4l2_fourcc('M', '3', '1', '0') /* compressed BGGR bayer */
360 #define V4L2_PIX_FMT_SQ905C   v4l2_fourcc('9', '0', '5', 'C') /* compressed RGGB bayer */
361 #define V4L2_PIX_FMT_PJPG     v4l2_fourcc('P', 'J', 'P', 'G') /* Pixart 73xx JPEG */
362 #define V4L2_PIX_FMT_OV511    v4l2_fourcc('O', '5', '1', '1') /* ov511 JPEG */
363 #define V4L2_PIX_FMT_OV518    v4l2_fourcc('O', '5', '1', '8') /* ov518 JPEG */
364 #define V4L2_PIX_FMT_STV0680  v4l2_fourcc('S', '6', '8', '0') /* stv0680 bayer */
365 
366 /*
367  *	F O R M A T   E N U M E R A T I O N
368  */
369 struct v4l2_fmtdesc {
370 	__u32		    index;             /* Format number      */
371 	enum v4l2_buf_type  type;              /* buffer type        */
372 	__u32               flags;
373 	__u8		    description[32];   /* Description string */
374 	__u32		    pixelformat;       /* Format fourcc      */
375 	__u32		    reserved[4];
376 };
377 
378 #define V4L2_FMT_FLAG_COMPRESSED 0x0001
379 #define V4L2_FMT_FLAG_EMULATED   0x0002
380 
381 #if 1
382 	/* Experimental Frame Size and frame rate enumeration */
383 /*
384  *	F R A M E   S I Z E   E N U M E R A T I O N
385  */
386 enum v4l2_frmsizetypes {
387 	V4L2_FRMSIZE_TYPE_DISCRETE	= 1,
388 	V4L2_FRMSIZE_TYPE_CONTINUOUS	= 2,
389 	V4L2_FRMSIZE_TYPE_STEPWISE	= 3,
390 };
391 
392 struct v4l2_frmsize_discrete {
393 	__u32			width;		/* Frame width [pixel] */
394 	__u32			height;		/* Frame height [pixel] */
395 };
396 
397 struct v4l2_frmsize_stepwise {
398 	__u32			min_width;	/* Minimum frame width [pixel] */
399 	__u32			max_width;	/* Maximum frame width [pixel] */
400 	__u32			step_width;	/* Frame width step size [pixel] */
401 	__u32			min_height;	/* Minimum frame height [pixel] */
402 	__u32			max_height;	/* Maximum frame height [pixel] */
403 	__u32			step_height;	/* Frame height step size [pixel] */
404 };
405 
406 struct v4l2_frmsizeenum {
407 	__u32			index;		/* Frame size number */
408 	__u32			pixel_format;	/* Pixel format */
409 	__u32			type;		/* Frame size type the device supports. */
410 
411 	union {					/* Frame size */
412 		struct v4l2_frmsize_discrete	discrete;
413 		struct v4l2_frmsize_stepwise	stepwise;
414 	};
415 
416 	__u32   reserved[2];			/* Reserved space for future use */
417 };
418 
419 /*
420  *	F R A M E   R A T E   E N U M E R A T I O N
421  */
422 enum v4l2_frmivaltypes {
423 	V4L2_FRMIVAL_TYPE_DISCRETE	= 1,
424 	V4L2_FRMIVAL_TYPE_CONTINUOUS	= 2,
425 	V4L2_FRMIVAL_TYPE_STEPWISE	= 3,
426 };
427 
428 struct v4l2_frmival_stepwise {
429 	struct v4l2_fract	min;		/* Minimum frame interval [s] */
430 	struct v4l2_fract	max;		/* Maximum frame interval [s] */
431 	struct v4l2_fract	step;		/* Frame interval step size [s] */
432 };
433 
434 struct v4l2_frmivalenum {
435 	__u32			index;		/* Frame format index */
436 	__u32			pixel_format;	/* Pixel format */
437 	__u32			width;		/* Frame width */
438 	__u32			height;		/* Frame height */
439 	__u32			type;		/* Frame interval type the device supports. */
440 
441 	union {					/* Frame interval */
442 		struct v4l2_fract		discrete;
443 		struct v4l2_frmival_stepwise	stepwise;
444 	};
445 
446 	__u32	reserved[2];			/* Reserved space for future use */
447 };
448 #endif
449 
450 /*
451  *	T I M E C O D E
452  */
453 struct v4l2_timecode {
454 	__u32	type;
455 	__u32	flags;
456 	__u8	frames;
457 	__u8	seconds;
458 	__u8	minutes;
459 	__u8	hours;
460 	__u8	userbits[4];
461 };
462 
463 /*  Type  */
464 #define V4L2_TC_TYPE_24FPS		1
465 #define V4L2_TC_TYPE_25FPS		2
466 #define V4L2_TC_TYPE_30FPS		3
467 #define V4L2_TC_TYPE_50FPS		4
468 #define V4L2_TC_TYPE_60FPS		5
469 
470 /*  Flags  */
471 #define V4L2_TC_FLAG_DROPFRAME		0x0001 /* "drop-frame" mode */
472 #define V4L2_TC_FLAG_COLORFRAME		0x0002
473 #define V4L2_TC_USERBITS_field		0x000C
474 #define V4L2_TC_USERBITS_USERDEFINED	0x0000
475 #define V4L2_TC_USERBITS_8BITCHARS	0x0008
476 /* The above is based on SMPTE timecodes */
477 
478 struct v4l2_jpegcompression {
479 	int quality;
480 
481 	int  APPn;              /* Number of APP segment to be written,
482 				 * must be 0..15 */
483 	int  APP_len;           /* Length of data in JPEG APPn segment */
484 	char APP_data[60];      /* Data in the JPEG APPn segment. */
485 
486 	int  COM_len;           /* Length of data in JPEG COM segment */
487 	char COM_data[60];      /* Data in JPEG COM segment */
488 
489 	__u32 jpeg_markers;     /* Which markers should go into the JPEG
490 				 * output. Unless you exactly know what
491 				 * you do, leave them untouched.
492 				 * Inluding less markers will make the
493 				 * resulting code smaller, but there will
494 				 * be fewer applications which can read it.
495 				 * The presence of the APP and COM marker
496 				 * is influenced by APP_len and COM_len
497 				 * ONLY, not by this property! */
498 
499 #define V4L2_JPEG_MARKER_DHT (1<<3)    /* Define Huffman Tables */
500 #define V4L2_JPEG_MARKER_DQT (1<<4)    /* Define Quantization Tables */
501 #define V4L2_JPEG_MARKER_DRI (1<<5)    /* Define Restart Interval */
502 #define V4L2_JPEG_MARKER_COM (1<<6)    /* Comment segment */
503 #define V4L2_JPEG_MARKER_APP (1<<7)    /* App segment, driver will
504 					* allways use APP0 */
505 };
506 
507 /*
508  *	M E M O R Y - M A P P I N G   B U F F E R S
509  */
510 struct v4l2_requestbuffers {
511 	__u32			count;
512 	enum v4l2_buf_type      type;
513 	enum v4l2_memory        memory;
514 	__u32			reserved[2];
515 };
516 
517 struct v4l2_buffer {
518 	__u32			index;
519 	enum v4l2_buf_type      type;
520 	__u32			bytesused;
521 	__u32			flags;
522 	enum v4l2_field		field;
523 	struct timeval		timestamp;
524 	struct v4l2_timecode	timecode;
525 	__u32			sequence;
526 
527 	/* memory location */
528 	enum v4l2_memory        memory;
529 	union {
530 		__u32           offset;
531 		unsigned long   userptr;
532 	} m;
533 	__u32			length;
534 	__u32			input;
535 	__u32			reserved;
536 };
537 
538 /*  Flags for 'flags' field */
539 #define V4L2_BUF_FLAG_MAPPED	0x0001  /* Buffer is mapped (flag) */
540 #define V4L2_BUF_FLAG_QUEUED	0x0002	/* Buffer is queued for processing */
541 #define V4L2_BUF_FLAG_DONE	0x0004	/* Buffer is ready */
542 #define V4L2_BUF_FLAG_KEYFRAME	0x0008	/* Image is a keyframe (I-frame) */
543 #define V4L2_BUF_FLAG_PFRAME	0x0010	/* Image is a P-frame */
544 #define V4L2_BUF_FLAG_BFRAME	0x0020	/* Image is a B-frame */
545 #define V4L2_BUF_FLAG_TIMECODE	0x0100	/* timecode field is valid */
546 #define V4L2_BUF_FLAG_INPUT     0x0200  /* input field is valid */
547 
548 /*
549  *	O V E R L A Y   P R E V I E W
550  */
551 struct v4l2_framebuffer {
552 	__u32			capability;
553 	__u32			flags;
554 /* FIXME: in theory we should pass something like PCI device + memory
555  * region + offset instead of some physical address */
556 	void                    *base;
557 	struct v4l2_pix_format	fmt;
558 };
559 /*  Flags for the 'capability' field. Read only */
560 #define V4L2_FBUF_CAP_EXTERNOVERLAY	0x0001
561 #define V4L2_FBUF_CAP_CHROMAKEY		0x0002
562 #define V4L2_FBUF_CAP_LIST_CLIPPING     0x0004
563 #define V4L2_FBUF_CAP_BITMAP_CLIPPING	0x0008
564 #define V4L2_FBUF_CAP_LOCAL_ALPHA	0x0010
565 #define V4L2_FBUF_CAP_GLOBAL_ALPHA	0x0020
566 #define V4L2_FBUF_CAP_LOCAL_INV_ALPHA	0x0040
567 #define V4L2_FBUF_CAP_SRC_CHROMAKEY	0x0080
568 /*  Flags for the 'flags' field. */
569 #define V4L2_FBUF_FLAG_PRIMARY		0x0001
570 #define V4L2_FBUF_FLAG_OVERLAY		0x0002
571 #define V4L2_FBUF_FLAG_CHROMAKEY	0x0004
572 #define V4L2_FBUF_FLAG_LOCAL_ALPHA	0x0008
573 #define V4L2_FBUF_FLAG_GLOBAL_ALPHA	0x0010
574 #define V4L2_FBUF_FLAG_LOCAL_INV_ALPHA	0x0020
575 #define V4L2_FBUF_FLAG_SRC_CHROMAKEY	0x0040
576 
577 struct v4l2_clip {
578 	struct v4l2_rect        c;
579 	struct v4l2_clip	__user *next;
580 };
581 
582 struct v4l2_window {
583 	struct v4l2_rect        w;
584 	enum v4l2_field  	field;
585 	__u32			chromakey;
586 	struct v4l2_clip	__user *clips;
587 	__u32			clipcount;
588 	void			__user *bitmap;
589 	__u8                    global_alpha;
590 };
591 
592 /*
593  *	C A P T U R E   P A R A M E T E R S
594  */
595 struct v4l2_captureparm {
596 	__u32		   capability;	  /*  Supported modes */
597 	__u32		   capturemode;	  /*  Current mode */
598 	struct v4l2_fract  timeperframe;  /*  Time per frame in .1us units */
599 	__u32		   extendedmode;  /*  Driver-specific extensions */
600 	__u32              readbuffers;   /*  # of buffers for read */
601 	__u32		   reserved[4];
602 };
603 
604 /*  Flags for 'capability' and 'capturemode' fields */
605 #define V4L2_MODE_HIGHQUALITY	0x0001	/*  High quality imaging mode */
606 #define V4L2_CAP_TIMEPERFRAME	0x1000	/*  timeperframe field is supported */
607 
608 struct v4l2_outputparm {
609 	__u32		   capability;	 /*  Supported modes */
610 	__u32		   outputmode;	 /*  Current mode */
611 	struct v4l2_fract  timeperframe; /*  Time per frame in seconds */
612 	__u32		   extendedmode; /*  Driver-specific extensions */
613 	__u32              writebuffers; /*  # of buffers for write */
614 	__u32		   reserved[4];
615 };
616 
617 /*
618  *	I N P U T   I M A G E   C R O P P I N G
619  */
620 struct v4l2_cropcap {
621 	enum v4l2_buf_type      type;
622 	struct v4l2_rect        bounds;
623 	struct v4l2_rect        defrect;
624 	struct v4l2_fract       pixelaspect;
625 };
626 
627 struct v4l2_crop {
628 	enum v4l2_buf_type      type;
629 	struct v4l2_rect        c;
630 };
631 
632 /*
633  *      A N A L O G   V I D E O   S T A N D A R D
634  */
635 
636 typedef __u64 v4l2_std_id;
637 
638 /* one bit for each */
639 #define V4L2_STD_PAL_B          ((v4l2_std_id)0x00000001)
640 #define V4L2_STD_PAL_B1         ((v4l2_std_id)0x00000002)
641 #define V4L2_STD_PAL_G          ((v4l2_std_id)0x00000004)
642 #define V4L2_STD_PAL_H          ((v4l2_std_id)0x00000008)
643 #define V4L2_STD_PAL_I          ((v4l2_std_id)0x00000010)
644 #define V4L2_STD_PAL_D          ((v4l2_std_id)0x00000020)
645 #define V4L2_STD_PAL_D1         ((v4l2_std_id)0x00000040)
646 #define V4L2_STD_PAL_K          ((v4l2_std_id)0x00000080)
647 
648 #define V4L2_STD_PAL_M          ((v4l2_std_id)0x00000100)
649 #define V4L2_STD_PAL_N          ((v4l2_std_id)0x00000200)
650 #define V4L2_STD_PAL_Nc         ((v4l2_std_id)0x00000400)
651 #define V4L2_STD_PAL_60         ((v4l2_std_id)0x00000800)
652 
653 #define V4L2_STD_NTSC_M         ((v4l2_std_id)0x00001000)
654 #define V4L2_STD_NTSC_M_JP      ((v4l2_std_id)0x00002000)
655 #define V4L2_STD_NTSC_443       ((v4l2_std_id)0x00004000)
656 #define V4L2_STD_NTSC_M_KR      ((v4l2_std_id)0x00008000)
657 
658 #define V4L2_STD_SECAM_B        ((v4l2_std_id)0x00010000)
659 #define V4L2_STD_SECAM_D        ((v4l2_std_id)0x00020000)
660 #define V4L2_STD_SECAM_G        ((v4l2_std_id)0x00040000)
661 #define V4L2_STD_SECAM_H        ((v4l2_std_id)0x00080000)
662 #define V4L2_STD_SECAM_K        ((v4l2_std_id)0x00100000)
663 #define V4L2_STD_SECAM_K1       ((v4l2_std_id)0x00200000)
664 #define V4L2_STD_SECAM_L        ((v4l2_std_id)0x00400000)
665 #define V4L2_STD_SECAM_LC       ((v4l2_std_id)0x00800000)
666 
667 /* ATSC/HDTV */
668 #define V4L2_STD_ATSC_8_VSB     ((v4l2_std_id)0x01000000)
669 #define V4L2_STD_ATSC_16_VSB    ((v4l2_std_id)0x02000000)
670 
671 /* FIXME:
672    Although std_id is 64 bits, there is an issue on PPC32 architecture that
673    makes switch(__u64) to break. So, there's a hack on v4l2-common.c rounding
674    this value to 32 bits.
675    As, currently, the max value is for V4L2_STD_ATSC_16_VSB (30 bits wide),
676    it should work fine. However, if needed to add more than two standards,
677    v4l2-common.c should be fixed.
678  */
679 
680 /* some merged standards */
681 #define V4L2_STD_MN	(V4L2_STD_PAL_M|V4L2_STD_PAL_N|V4L2_STD_PAL_Nc|V4L2_STD_NTSC)
682 #define V4L2_STD_B	(V4L2_STD_PAL_B|V4L2_STD_PAL_B1|V4L2_STD_SECAM_B)
683 #define V4L2_STD_GH	(V4L2_STD_PAL_G|V4L2_STD_PAL_H|V4L2_STD_SECAM_G|V4L2_STD_SECAM_H)
684 #define V4L2_STD_DK	(V4L2_STD_PAL_DK|V4L2_STD_SECAM_DK)
685 
686 /* some common needed stuff */
687 #define V4L2_STD_PAL_BG		(V4L2_STD_PAL_B		|\
688 				 V4L2_STD_PAL_B1	|\
689 				 V4L2_STD_PAL_G)
690 #define V4L2_STD_PAL_DK		(V4L2_STD_PAL_D		|\
691 				 V4L2_STD_PAL_D1	|\
692 				 V4L2_STD_PAL_K)
693 #define V4L2_STD_PAL		(V4L2_STD_PAL_BG	|\
694 				 V4L2_STD_PAL_DK	|\
695 				 V4L2_STD_PAL_H		|\
696 				 V4L2_STD_PAL_I)
697 #define V4L2_STD_NTSC           (V4L2_STD_NTSC_M	|\
698 				 V4L2_STD_NTSC_M_JP     |\
699 				 V4L2_STD_NTSC_M_KR)
700 #define V4L2_STD_SECAM_DK      	(V4L2_STD_SECAM_D	|\
701 				 V4L2_STD_SECAM_K	|\
702 				 V4L2_STD_SECAM_K1)
703 #define V4L2_STD_SECAM		(V4L2_STD_SECAM_B	|\
704 				 V4L2_STD_SECAM_G	|\
705 				 V4L2_STD_SECAM_H	|\
706 				 V4L2_STD_SECAM_DK	|\
707 				 V4L2_STD_SECAM_L       |\
708 				 V4L2_STD_SECAM_LC)
709 
710 #define V4L2_STD_525_60		(V4L2_STD_PAL_M		|\
711 				 V4L2_STD_PAL_60	|\
712 				 V4L2_STD_NTSC		|\
713 				 V4L2_STD_NTSC_443)
714 #define V4L2_STD_625_50		(V4L2_STD_PAL		|\
715 				 V4L2_STD_PAL_N		|\
716 				 V4L2_STD_PAL_Nc	|\
717 				 V4L2_STD_SECAM)
718 #define V4L2_STD_ATSC           (V4L2_STD_ATSC_8_VSB    |\
719 				 V4L2_STD_ATSC_16_VSB)
720 
721 #define V4L2_STD_UNKNOWN        0
722 #define V4L2_STD_ALL            (V4L2_STD_525_60	|\
723 				 V4L2_STD_625_50)
724 
725 struct v4l2_standard {
726 	__u32		     index;
727 	v4l2_std_id          id;
728 	__u8		     name[24];
729 	struct v4l2_fract    frameperiod; /* Frames, not fields */
730 	__u32		     framelines;
731 	__u32		     reserved[4];
732 };
733 
734 /*
735  *	V I D E O   I N P U T S
736  */
737 struct v4l2_input {
738 	__u32	     index;		/*  Which input */
739 	__u8	     name[32];		/*  Label */
740 	__u32	     type;		/*  Type of input */
741 	__u32	     audioset;		/*  Associated audios (bitfield) */
742 	__u32        tuner;             /*  Associated tuner */
743 	v4l2_std_id  std;
744 	__u32	     status;
745 	__u32	     reserved[4];
746 };
747 
748 /*  Values for the 'type' field */
749 #define V4L2_INPUT_TYPE_TUNER		1
750 #define V4L2_INPUT_TYPE_CAMERA		2
751 
752 /* field 'status' - general */
753 #define V4L2_IN_ST_NO_POWER    0x00000001  /* Attached device is off */
754 #define V4L2_IN_ST_NO_SIGNAL   0x00000002
755 #define V4L2_IN_ST_NO_COLOR    0x00000004
756 
757 /* field 'status' - sensor orientation */
758 /* If sensor is mounted upside down set both bits */
759 #define V4L2_IN_ST_HFLIP       0x00000010 /* Frames are flipped horizontally */
760 #define V4L2_IN_ST_VFLIP       0x00000020 /* Frames are flipped vertically */
761 
762 /* field 'status' - analog */
763 #define V4L2_IN_ST_NO_H_LOCK   0x00000100  /* No horizontal sync lock */
764 #define V4L2_IN_ST_COLOR_KILL  0x00000200  /* Color killer is active */
765 
766 /* field 'status' - digital */
767 #define V4L2_IN_ST_NO_SYNC     0x00010000  /* No synchronization lock */
768 #define V4L2_IN_ST_NO_EQU      0x00020000  /* No equalizer lock */
769 #define V4L2_IN_ST_NO_CARRIER  0x00040000  /* Carrier recovery failed */
770 
771 /* field 'status' - VCR and set-top box */
772 #define V4L2_IN_ST_MACROVISION 0x01000000  /* Macrovision detected */
773 #define V4L2_IN_ST_NO_ACCESS   0x02000000  /* Conditional access denied */
774 #define V4L2_IN_ST_VTR         0x04000000  /* VTR time constant */
775 
776 /*
777  *	V I D E O   O U T P U T S
778  */
779 struct v4l2_output {
780 	__u32	     index;		/*  Which output */
781 	__u8	     name[32];		/*  Label */
782 	__u32	     type;		/*  Type of output */
783 	__u32	     audioset;		/*  Associated audios (bitfield) */
784 	__u32	     modulator;         /*  Associated modulator */
785 	v4l2_std_id  std;
786 	__u32	     reserved[4];
787 };
788 /*  Values for the 'type' field */
789 #define V4L2_OUTPUT_TYPE_MODULATOR		1
790 #define V4L2_OUTPUT_TYPE_ANALOG			2
791 #define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY	3
792 
793 /*
794  *	C O N T R O L S
795  */
796 struct v4l2_control {
797 	__u32		     id;
798 	__s32		     value;
799 };
800 
801 struct v4l2_ext_control {
802 	__u32 id;
803 	__u32 size;
804 	__u32 reserved2[1];
805 	union {
806 		__s32 value;
807 		__s64 value64;
808 		char *string;
809 	};
810 } __attribute__ ((packed));
811 
812 struct v4l2_ext_controls {
813 	__u32 ctrl_class;
814 	__u32 count;
815 	__u32 error_idx;
816 	__u32 reserved[2];
817 	struct v4l2_ext_control *controls;
818 };
819 
820 /*  Values for ctrl_class field */
821 #define V4L2_CTRL_CLASS_USER 0x00980000	/* Old-style 'user' controls */
822 #define V4L2_CTRL_CLASS_MPEG 0x00990000	/* MPEG-compression controls */
823 #define V4L2_CTRL_CLASS_CAMERA 0x009a0000	/* Camera class controls */
824 #define V4L2_CTRL_CLASS_FM_TX 0x009b0000	/* FM Modulator control class */
825 
826 #define V4L2_CTRL_ID_MASK      	  (0x0fffffff)
827 #define V4L2_CTRL_ID2CLASS(id)    ((id) & 0x0fff0000UL)
828 #define V4L2_CTRL_DRIVER_PRIV(id) (((id) & 0xffff) >= 0x1000)
829 
830 /*  Used in the VIDIOC_QUERYCTRL ioctl for querying controls */
831 struct v4l2_queryctrl {
832 	__u32		     id;
833 	enum v4l2_ctrl_type  type;
834 	__u8		     name[32];	/* Whatever */
835 	__s32		     minimum;	/* Note signedness */
836 	__s32		     maximum;
837 	__s32		     step;
838 	__s32		     default_value;
839 	__u32                flags;
840 	__u32		     reserved[2];
841 };
842 
843 /*  Used in the VIDIOC_QUERYMENU ioctl for querying menu items */
844 struct v4l2_querymenu {
845 	__u32		id;
846 	__u32		index;
847 	__u8		name[32];	/* Whatever */
848 	__u32		reserved;
849 };
850 
851 /*  Control flags  */
852 #define V4L2_CTRL_FLAG_DISABLED		0x0001
853 #define V4L2_CTRL_FLAG_GRABBED		0x0002
854 #define V4L2_CTRL_FLAG_READ_ONLY 	0x0004
855 #define V4L2_CTRL_FLAG_UPDATE 		0x0008
856 #define V4L2_CTRL_FLAG_INACTIVE 	0x0010
857 #define V4L2_CTRL_FLAG_SLIDER 		0x0020
858 #define V4L2_CTRL_FLAG_WRITE_ONLY 	0x0040
859 
860 /*  Query flag, to be ORed with the control ID */
861 #define V4L2_CTRL_FLAG_NEXT_CTRL	0x80000000
862 
863 /*  User-class control IDs defined by V4L2 */
864 #define V4L2_CID_BASE			(V4L2_CTRL_CLASS_USER | 0x900)
865 #define V4L2_CID_USER_BASE 		V4L2_CID_BASE
866 /*  IDs reserved for driver specific controls */
867 #define V4L2_CID_PRIVATE_BASE		0x08000000
868 
869 #define V4L2_CID_USER_CLASS 		(V4L2_CTRL_CLASS_USER | 1)
870 #define V4L2_CID_BRIGHTNESS		(V4L2_CID_BASE+0)
871 #define V4L2_CID_CONTRAST		(V4L2_CID_BASE+1)
872 #define V4L2_CID_SATURATION		(V4L2_CID_BASE+2)
873 #define V4L2_CID_HUE			(V4L2_CID_BASE+3)
874 #define V4L2_CID_AUDIO_VOLUME		(V4L2_CID_BASE+5)
875 #define V4L2_CID_AUDIO_BALANCE		(V4L2_CID_BASE+6)
876 #define V4L2_CID_AUDIO_BASS		(V4L2_CID_BASE+7)
877 #define V4L2_CID_AUDIO_TREBLE		(V4L2_CID_BASE+8)
878 #define V4L2_CID_AUDIO_MUTE		(V4L2_CID_BASE+9)
879 #define V4L2_CID_AUDIO_LOUDNESS		(V4L2_CID_BASE+10)
880 #define V4L2_CID_BLACK_LEVEL		(V4L2_CID_BASE+11) /* Deprecated */
881 #define V4L2_CID_AUTO_WHITE_BALANCE	(V4L2_CID_BASE+12)
882 #define V4L2_CID_DO_WHITE_BALANCE	(V4L2_CID_BASE+13)
883 #define V4L2_CID_RED_BALANCE		(V4L2_CID_BASE+14)
884 #define V4L2_CID_BLUE_BALANCE		(V4L2_CID_BASE+15)
885 #define V4L2_CID_GAMMA			(V4L2_CID_BASE+16)
886 #define V4L2_CID_WHITENESS		(V4L2_CID_GAMMA) /* Deprecated */
887 #define V4L2_CID_EXPOSURE		(V4L2_CID_BASE+17)
888 #define V4L2_CID_AUTOGAIN		(V4L2_CID_BASE+18)
889 #define V4L2_CID_GAIN			(V4L2_CID_BASE+19)
890 #define V4L2_CID_HFLIP			(V4L2_CID_BASE+20)
891 #define V4L2_CID_VFLIP			(V4L2_CID_BASE+21)
892 
893 /* Deprecated; use V4L2_CID_PAN_RESET and V4L2_CID_TILT_RESET */
894 #define V4L2_CID_HCENTER		(V4L2_CID_BASE+22)
895 #define V4L2_CID_VCENTER		(V4L2_CID_BASE+23)
896 
897 #define V4L2_CID_POWER_LINE_FREQUENCY	(V4L2_CID_BASE+24)
898 enum v4l2_power_line_frequency {
899 	V4L2_CID_POWER_LINE_FREQUENCY_DISABLED	= 0,
900 	V4L2_CID_POWER_LINE_FREQUENCY_50HZ	= 1,
901 	V4L2_CID_POWER_LINE_FREQUENCY_60HZ	= 2,
902 };
903 #define V4L2_CID_HUE_AUTO			(V4L2_CID_BASE+25)
904 #define V4L2_CID_WHITE_BALANCE_TEMPERATURE	(V4L2_CID_BASE+26)
905 #define V4L2_CID_SHARPNESS			(V4L2_CID_BASE+27)
906 #define V4L2_CID_BACKLIGHT_COMPENSATION 	(V4L2_CID_BASE+28)
907 #define V4L2_CID_CHROMA_AGC                     (V4L2_CID_BASE+29)
908 #define V4L2_CID_COLOR_KILLER                   (V4L2_CID_BASE+30)
909 #define V4L2_CID_COLORFX			(V4L2_CID_BASE+31)
910 enum v4l2_colorfx {
911 	V4L2_COLORFX_NONE	= 0,
912 	V4L2_COLORFX_BW		= 1,
913 	V4L2_COLORFX_SEPIA	= 2,
914 };
915 #define V4L2_CID_AUTOBRIGHTNESS			(V4L2_CID_BASE+32)
916 #define V4L2_CID_BAND_STOP_FILTER		(V4L2_CID_BASE+33)
917 
918 #define V4L2_CID_ROTATE				(V4L2_CID_BASE+34)
919 #define V4L2_CID_BG_COLOR			(V4L2_CID_BASE+35)
920 /* last CID + 1 */
921 #define V4L2_CID_LASTP1                         (V4L2_CID_BASE+36)
922 
923 /*  MPEG-class control IDs defined by V4L2 */
924 #define V4L2_CID_MPEG_BASE 			(V4L2_CTRL_CLASS_MPEG | 0x900)
925 #define V4L2_CID_MPEG_CLASS 			(V4L2_CTRL_CLASS_MPEG | 1)
926 
927 /*  MPEG streams */
928 #define V4L2_CID_MPEG_STREAM_TYPE 		(V4L2_CID_MPEG_BASE+0)
929 enum v4l2_mpeg_stream_type {
930 	V4L2_MPEG_STREAM_TYPE_MPEG2_PS   = 0, /* MPEG-2 program stream */
931 	V4L2_MPEG_STREAM_TYPE_MPEG2_TS   = 1, /* MPEG-2 transport stream */
932 	V4L2_MPEG_STREAM_TYPE_MPEG1_SS   = 2, /* MPEG-1 system stream */
933 	V4L2_MPEG_STREAM_TYPE_MPEG2_DVD  = 3, /* MPEG-2 DVD-compatible stream */
934 	V4L2_MPEG_STREAM_TYPE_MPEG1_VCD  = 4, /* MPEG-1 VCD-compatible stream */
935 	V4L2_MPEG_STREAM_TYPE_MPEG2_SVCD = 5, /* MPEG-2 SVCD-compatible stream */
936 };
937 #define V4L2_CID_MPEG_STREAM_PID_PMT 		(V4L2_CID_MPEG_BASE+1)
938 #define V4L2_CID_MPEG_STREAM_PID_AUDIO 		(V4L2_CID_MPEG_BASE+2)
939 #define V4L2_CID_MPEG_STREAM_PID_VIDEO 		(V4L2_CID_MPEG_BASE+3)
940 #define V4L2_CID_MPEG_STREAM_PID_PCR 		(V4L2_CID_MPEG_BASE+4)
941 #define V4L2_CID_MPEG_STREAM_PES_ID_AUDIO 	(V4L2_CID_MPEG_BASE+5)
942 #define V4L2_CID_MPEG_STREAM_PES_ID_VIDEO 	(V4L2_CID_MPEG_BASE+6)
943 #define V4L2_CID_MPEG_STREAM_VBI_FMT 		(V4L2_CID_MPEG_BASE+7)
944 enum v4l2_mpeg_stream_vbi_fmt {
945 	V4L2_MPEG_STREAM_VBI_FMT_NONE = 0,  /* No VBI in the MPEG stream */
946 	V4L2_MPEG_STREAM_VBI_FMT_IVTV = 1,  /* VBI in private packets, IVTV format */
947 };
948 
949 /*  MPEG audio */
950 #define V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ 	(V4L2_CID_MPEG_BASE+100)
951 enum v4l2_mpeg_audio_sampling_freq {
952 	V4L2_MPEG_AUDIO_SAMPLING_FREQ_44100 = 0,
953 	V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000 = 1,
954 	V4L2_MPEG_AUDIO_SAMPLING_FREQ_32000 = 2,
955 };
956 #define V4L2_CID_MPEG_AUDIO_ENCODING 		(V4L2_CID_MPEG_BASE+101)
957 enum v4l2_mpeg_audio_encoding {
958 	V4L2_MPEG_AUDIO_ENCODING_LAYER_1 = 0,
959 	V4L2_MPEG_AUDIO_ENCODING_LAYER_2 = 1,
960 	V4L2_MPEG_AUDIO_ENCODING_LAYER_3 = 2,
961 	V4L2_MPEG_AUDIO_ENCODING_AAC     = 3,
962 	V4L2_MPEG_AUDIO_ENCODING_AC3     = 4,
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 #define V4L2_CID_MPEG_AUDIO_MUTE 		(V4L2_CID_MPEG_BASE+109)
1041 #define V4L2_CID_MPEG_AUDIO_AAC_BITRATE		(V4L2_CID_MPEG_BASE+110)
1042 #define V4L2_CID_MPEG_AUDIO_AC3_BITRATE		(V4L2_CID_MPEG_BASE+111)
1043 enum v4l2_mpeg_audio_ac3_bitrate {
1044 	V4L2_MPEG_AUDIO_AC3_BITRATE_32K  = 0,
1045 	V4L2_MPEG_AUDIO_AC3_BITRATE_40K  = 1,
1046 	V4L2_MPEG_AUDIO_AC3_BITRATE_48K  = 2,
1047 	V4L2_MPEG_AUDIO_AC3_BITRATE_56K  = 3,
1048 	V4L2_MPEG_AUDIO_AC3_BITRATE_64K  = 4,
1049 	V4L2_MPEG_AUDIO_AC3_BITRATE_80K  = 5,
1050 	V4L2_MPEG_AUDIO_AC3_BITRATE_96K  = 6,
1051 	V4L2_MPEG_AUDIO_AC3_BITRATE_112K = 7,
1052 	V4L2_MPEG_AUDIO_AC3_BITRATE_128K = 8,
1053 	V4L2_MPEG_AUDIO_AC3_BITRATE_160K = 9,
1054 	V4L2_MPEG_AUDIO_AC3_BITRATE_192K = 10,
1055 	V4L2_MPEG_AUDIO_AC3_BITRATE_224K = 11,
1056 	V4L2_MPEG_AUDIO_AC3_BITRATE_256K = 12,
1057 	V4L2_MPEG_AUDIO_AC3_BITRATE_320K = 13,
1058 	V4L2_MPEG_AUDIO_AC3_BITRATE_384K = 14,
1059 	V4L2_MPEG_AUDIO_AC3_BITRATE_448K = 15,
1060 	V4L2_MPEG_AUDIO_AC3_BITRATE_512K = 16,
1061 	V4L2_MPEG_AUDIO_AC3_BITRATE_576K = 17,
1062 	V4L2_MPEG_AUDIO_AC3_BITRATE_640K = 18,
1063 };
1064 
1065 /*  MPEG video */
1066 #define V4L2_CID_MPEG_VIDEO_ENCODING 		(V4L2_CID_MPEG_BASE+200)
1067 enum v4l2_mpeg_video_encoding {
1068 	V4L2_MPEG_VIDEO_ENCODING_MPEG_1     = 0,
1069 	V4L2_MPEG_VIDEO_ENCODING_MPEG_2     = 1,
1070 	V4L2_MPEG_VIDEO_ENCODING_MPEG_4_AVC = 2,
1071 };
1072 #define V4L2_CID_MPEG_VIDEO_ASPECT 		(V4L2_CID_MPEG_BASE+201)
1073 enum v4l2_mpeg_video_aspect {
1074 	V4L2_MPEG_VIDEO_ASPECT_1x1     = 0,
1075 	V4L2_MPEG_VIDEO_ASPECT_4x3     = 1,
1076 	V4L2_MPEG_VIDEO_ASPECT_16x9    = 2,
1077 	V4L2_MPEG_VIDEO_ASPECT_221x100 = 3,
1078 };
1079 #define V4L2_CID_MPEG_VIDEO_B_FRAMES 		(V4L2_CID_MPEG_BASE+202)
1080 #define V4L2_CID_MPEG_VIDEO_GOP_SIZE 		(V4L2_CID_MPEG_BASE+203)
1081 #define V4L2_CID_MPEG_VIDEO_GOP_CLOSURE 	(V4L2_CID_MPEG_BASE+204)
1082 #define V4L2_CID_MPEG_VIDEO_PULLDOWN 		(V4L2_CID_MPEG_BASE+205)
1083 #define V4L2_CID_MPEG_VIDEO_BITRATE_MODE 	(V4L2_CID_MPEG_BASE+206)
1084 enum v4l2_mpeg_video_bitrate_mode {
1085 	V4L2_MPEG_VIDEO_BITRATE_MODE_VBR = 0,
1086 	V4L2_MPEG_VIDEO_BITRATE_MODE_CBR = 1,
1087 };
1088 #define V4L2_CID_MPEG_VIDEO_BITRATE 		(V4L2_CID_MPEG_BASE+207)
1089 #define V4L2_CID_MPEG_VIDEO_BITRATE_PEAK 	(V4L2_CID_MPEG_BASE+208)
1090 #define V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION (V4L2_CID_MPEG_BASE+209)
1091 #define V4L2_CID_MPEG_VIDEO_MUTE 		(V4L2_CID_MPEG_BASE+210)
1092 #define V4L2_CID_MPEG_VIDEO_MUTE_YUV 		(V4L2_CID_MPEG_BASE+211)
1093 
1094 /*  MPEG-class control IDs specific to the CX2341x driver as defined by V4L2 */
1095 #define V4L2_CID_MPEG_CX2341X_BASE 				(V4L2_CTRL_CLASS_MPEG | 0x1000)
1096 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE 	(V4L2_CID_MPEG_CX2341X_BASE+0)
1097 enum v4l2_mpeg_cx2341x_video_spatial_filter_mode {
1098 	V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL = 0,
1099 	V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO   = 1,
1100 };
1101 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER 		(V4L2_CID_MPEG_CX2341X_BASE+1)
1102 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE 	(V4L2_CID_MPEG_CX2341X_BASE+2)
1103 enum v4l2_mpeg_cx2341x_video_luma_spatial_filter_type {
1104 	V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF                  = 0,
1105 	V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_HOR               = 1,
1106 	V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_VERT              = 2,
1107 	V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_HV_SEPARABLE      = 3,
1108 	V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_SYM_NON_SEPARABLE = 4,
1109 };
1110 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE 	(V4L2_CID_MPEG_CX2341X_BASE+3)
1111 enum v4l2_mpeg_cx2341x_video_chroma_spatial_filter_type {
1112 	V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF    = 0,
1113 	V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR = 1,
1114 };
1115 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE 	(V4L2_CID_MPEG_CX2341X_BASE+4)
1116 enum v4l2_mpeg_cx2341x_video_temporal_filter_mode {
1117 	V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL = 0,
1118 	V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO   = 1,
1119 };
1120 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER 		(V4L2_CID_MPEG_CX2341X_BASE+5)
1121 #define V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE 		(V4L2_CID_MPEG_CX2341X_BASE+6)
1122 enum v4l2_mpeg_cx2341x_video_median_filter_type {
1123 	V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF      = 0,
1124 	V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR      = 1,
1125 	V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_VERT     = 2,
1126 	V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR_VERT = 3,
1127 	V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_DIAG     = 4,
1128 };
1129 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM 	(V4L2_CID_MPEG_CX2341X_BASE+7)
1130 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP 	(V4L2_CID_MPEG_CX2341X_BASE+8)
1131 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM	(V4L2_CID_MPEG_CX2341X_BASE+9)
1132 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP 	(V4L2_CID_MPEG_CX2341X_BASE+10)
1133 #define V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS 	(V4L2_CID_MPEG_CX2341X_BASE+11)
1134 
1135 /*  Camera class control IDs */
1136 #define V4L2_CID_CAMERA_CLASS_BASE 	(V4L2_CTRL_CLASS_CAMERA | 0x900)
1137 #define V4L2_CID_CAMERA_CLASS 		(V4L2_CTRL_CLASS_CAMERA | 1)
1138 
1139 #define V4L2_CID_EXPOSURE_AUTO			(V4L2_CID_CAMERA_CLASS_BASE+1)
1140 enum  v4l2_exposure_auto_type {
1141 	V4L2_EXPOSURE_AUTO = 0,
1142 	V4L2_EXPOSURE_MANUAL = 1,
1143 	V4L2_EXPOSURE_SHUTTER_PRIORITY = 2,
1144 	V4L2_EXPOSURE_APERTURE_PRIORITY = 3
1145 };
1146 #define V4L2_CID_EXPOSURE_ABSOLUTE		(V4L2_CID_CAMERA_CLASS_BASE+2)
1147 #define V4L2_CID_EXPOSURE_AUTO_PRIORITY		(V4L2_CID_CAMERA_CLASS_BASE+3)
1148 
1149 #define V4L2_CID_PAN_RELATIVE			(V4L2_CID_CAMERA_CLASS_BASE+4)
1150 #define V4L2_CID_TILT_RELATIVE			(V4L2_CID_CAMERA_CLASS_BASE+5)
1151 #define V4L2_CID_PAN_RESET			(V4L2_CID_CAMERA_CLASS_BASE+6)
1152 #define V4L2_CID_TILT_RESET			(V4L2_CID_CAMERA_CLASS_BASE+7)
1153 
1154 #define V4L2_CID_PAN_ABSOLUTE			(V4L2_CID_CAMERA_CLASS_BASE+8)
1155 #define V4L2_CID_TILT_ABSOLUTE			(V4L2_CID_CAMERA_CLASS_BASE+9)
1156 
1157 #define V4L2_CID_FOCUS_ABSOLUTE			(V4L2_CID_CAMERA_CLASS_BASE+10)
1158 #define V4L2_CID_FOCUS_RELATIVE			(V4L2_CID_CAMERA_CLASS_BASE+11)
1159 #define V4L2_CID_FOCUS_AUTO			(V4L2_CID_CAMERA_CLASS_BASE+12)
1160 
1161 #define V4L2_CID_ZOOM_ABSOLUTE			(V4L2_CID_CAMERA_CLASS_BASE+13)
1162 #define V4L2_CID_ZOOM_RELATIVE			(V4L2_CID_CAMERA_CLASS_BASE+14)
1163 #define V4L2_CID_ZOOM_CONTINUOUS		(V4L2_CID_CAMERA_CLASS_BASE+15)
1164 
1165 #define V4L2_CID_PRIVACY			(V4L2_CID_CAMERA_CLASS_BASE+16)
1166 
1167 /* FM Modulator class control IDs */
1168 #define V4L2_CID_FM_TX_CLASS_BASE		(V4L2_CTRL_CLASS_FM_TX | 0x900)
1169 #define V4L2_CID_FM_TX_CLASS			(V4L2_CTRL_CLASS_FM_TX | 1)
1170 
1171 #define V4L2_CID_RDS_TX_DEVIATION		(V4L2_CID_FM_TX_CLASS_BASE + 1)
1172 #define V4L2_CID_RDS_TX_PI			(V4L2_CID_FM_TX_CLASS_BASE + 2)
1173 #define V4L2_CID_RDS_TX_PTY			(V4L2_CID_FM_TX_CLASS_BASE + 3)
1174 #define V4L2_CID_RDS_TX_PS_NAME			(V4L2_CID_FM_TX_CLASS_BASE + 5)
1175 #define V4L2_CID_RDS_TX_RADIO_TEXT		(V4L2_CID_FM_TX_CLASS_BASE + 6)
1176 
1177 #define V4L2_CID_AUDIO_LIMITER_ENABLED		(V4L2_CID_FM_TX_CLASS_BASE + 64)
1178 #define V4L2_CID_AUDIO_LIMITER_RELEASE_TIME	(V4L2_CID_FM_TX_CLASS_BASE + 65)
1179 #define V4L2_CID_AUDIO_LIMITER_DEVIATION	(V4L2_CID_FM_TX_CLASS_BASE + 66)
1180 
1181 #define V4L2_CID_AUDIO_COMPRESSION_ENABLED	(V4L2_CID_FM_TX_CLASS_BASE + 80)
1182 #define V4L2_CID_AUDIO_COMPRESSION_GAIN		(V4L2_CID_FM_TX_CLASS_BASE + 81)
1183 #define V4L2_CID_AUDIO_COMPRESSION_THRESHOLD	(V4L2_CID_FM_TX_CLASS_BASE + 82)
1184 #define V4L2_CID_AUDIO_COMPRESSION_ATTACK_TIME	(V4L2_CID_FM_TX_CLASS_BASE + 83)
1185 #define V4L2_CID_AUDIO_COMPRESSION_RELEASE_TIME	(V4L2_CID_FM_TX_CLASS_BASE + 84)
1186 
1187 #define V4L2_CID_PILOT_TONE_ENABLED		(V4L2_CID_FM_TX_CLASS_BASE + 96)
1188 #define V4L2_CID_PILOT_TONE_DEVIATION		(V4L2_CID_FM_TX_CLASS_BASE + 97)
1189 #define V4L2_CID_PILOT_TONE_FREQUENCY		(V4L2_CID_FM_TX_CLASS_BASE + 98)
1190 
1191 #define V4L2_CID_TUNE_PREEMPHASIS		(V4L2_CID_FM_TX_CLASS_BASE + 112)
1192 enum v4l2_preemphasis {
1193 	V4L2_PREEMPHASIS_DISABLED	= 0,
1194 	V4L2_PREEMPHASIS_50_uS		= 1,
1195 	V4L2_PREEMPHASIS_75_uS		= 2,
1196 };
1197 #define V4L2_CID_TUNE_POWER_LEVEL		(V4L2_CID_FM_TX_CLASS_BASE + 113)
1198 #define V4L2_CID_TUNE_ANTENNA_CAPACITOR		(V4L2_CID_FM_TX_CLASS_BASE + 114)
1199 
1200 /*
1201  *	T U N I N G
1202  */
1203 struct v4l2_tuner {
1204 	__u32                   index;
1205 	__u8			name[32];
1206 	enum v4l2_tuner_type    type;
1207 	__u32			capability;
1208 	__u32			rangelow;
1209 	__u32			rangehigh;
1210 	__u32			rxsubchans;
1211 	__u32			audmode;
1212 	__s32			signal;
1213 	__s32			afc;
1214 	__u32			reserved[4];
1215 };
1216 
1217 struct v4l2_modulator {
1218 	__u32			index;
1219 	__u8			name[32];
1220 	__u32			capability;
1221 	__u32			rangelow;
1222 	__u32			rangehigh;
1223 	__u32			txsubchans;
1224 	__u32			reserved[4];
1225 };
1226 
1227 /*  Flags for the 'capability' field */
1228 #define V4L2_TUNER_CAP_LOW		0x0001
1229 #define V4L2_TUNER_CAP_NORM		0x0002
1230 #define V4L2_TUNER_CAP_STEREO		0x0010
1231 #define V4L2_TUNER_CAP_LANG2		0x0020
1232 #define V4L2_TUNER_CAP_SAP		0x0020
1233 #define V4L2_TUNER_CAP_LANG1		0x0040
1234 #define V4L2_TUNER_CAP_RDS		0x0080
1235 
1236 /*  Flags for the 'rxsubchans' field */
1237 #define V4L2_TUNER_SUB_MONO		0x0001
1238 #define V4L2_TUNER_SUB_STEREO		0x0002
1239 #define V4L2_TUNER_SUB_LANG2		0x0004
1240 #define V4L2_TUNER_SUB_SAP		0x0004
1241 #define V4L2_TUNER_SUB_LANG1		0x0008
1242 #define V4L2_TUNER_SUB_RDS		0x0010
1243 
1244 /*  Values for the 'audmode' field */
1245 #define V4L2_TUNER_MODE_MONO		0x0000
1246 #define V4L2_TUNER_MODE_STEREO		0x0001
1247 #define V4L2_TUNER_MODE_LANG2		0x0002
1248 #define V4L2_TUNER_MODE_SAP		0x0002
1249 #define V4L2_TUNER_MODE_LANG1		0x0003
1250 #define V4L2_TUNER_MODE_LANG1_LANG2	0x0004
1251 
1252 struct v4l2_frequency {
1253 	__u32		      tuner;
1254 	enum v4l2_tuner_type  type;
1255 	__u32		      frequency;
1256 	__u32		      reserved[8];
1257 };
1258 
1259 struct v4l2_hw_freq_seek {
1260 	__u32		      tuner;
1261 	enum v4l2_tuner_type  type;
1262 	__u32		      seek_upward;
1263 	__u32		      wrap_around;
1264 	__u32		      reserved[8];
1265 };
1266 
1267 /*
1268  *	R D S
1269  */
1270 
1271 struct v4l2_rds_data {
1272 	__u8 	lsb;
1273 	__u8 	msb;
1274 	__u8 	block;
1275 } __attribute__ ((packed));
1276 
1277 #define V4L2_RDS_BLOCK_MSK 	 0x7
1278 #define V4L2_RDS_BLOCK_A 	 0
1279 #define V4L2_RDS_BLOCK_B 	 1
1280 #define V4L2_RDS_BLOCK_C 	 2
1281 #define V4L2_RDS_BLOCK_D 	 3
1282 #define V4L2_RDS_BLOCK_C_ALT 	 4
1283 #define V4L2_RDS_BLOCK_INVALID 	 7
1284 
1285 #define V4L2_RDS_BLOCK_CORRECTED 0x40
1286 #define V4L2_RDS_BLOCK_ERROR 	 0x80
1287 
1288 /*
1289  *	A U D I O
1290  */
1291 struct v4l2_audio {
1292 	__u32	index;
1293 	__u8	name[32];
1294 	__u32	capability;
1295 	__u32	mode;
1296 	__u32	reserved[2];
1297 };
1298 
1299 /*  Flags for the 'capability' field */
1300 #define V4L2_AUDCAP_STEREO		0x00001
1301 #define V4L2_AUDCAP_AVL			0x00002
1302 
1303 /*  Flags for the 'mode' field */
1304 #define V4L2_AUDMODE_AVL		0x00001
1305 
1306 struct v4l2_audioout {
1307 	__u32	index;
1308 	__u8	name[32];
1309 	__u32	capability;
1310 	__u32	mode;
1311 	__u32	reserved[2];
1312 };
1313 
1314 /*
1315  *	M P E G   S E R V I C E S
1316  *
1317  *	NOTE: EXPERIMENTAL API
1318  */
1319 #if 1
1320 #define V4L2_ENC_IDX_FRAME_I    (0)
1321 #define V4L2_ENC_IDX_FRAME_P    (1)
1322 #define V4L2_ENC_IDX_FRAME_B    (2)
1323 #define V4L2_ENC_IDX_FRAME_MASK (0xf)
1324 
1325 struct v4l2_enc_idx_entry {
1326 	__u64 offset;
1327 	__u64 pts;
1328 	__u32 length;
1329 	__u32 flags;
1330 	__u32 reserved[2];
1331 };
1332 
1333 #define V4L2_ENC_IDX_ENTRIES (64)
1334 struct v4l2_enc_idx {
1335 	__u32 entries;
1336 	__u32 entries_cap;
1337 	__u32 reserved[4];
1338 	struct v4l2_enc_idx_entry entry[V4L2_ENC_IDX_ENTRIES];
1339 };
1340 
1341 
1342 #define V4L2_ENC_CMD_START      (0)
1343 #define V4L2_ENC_CMD_STOP       (1)
1344 #define V4L2_ENC_CMD_PAUSE      (2)
1345 #define V4L2_ENC_CMD_RESUME     (3)
1346 
1347 /* Flags for V4L2_ENC_CMD_STOP */
1348 #define V4L2_ENC_CMD_STOP_AT_GOP_END    (1 << 0)
1349 
1350 struct v4l2_encoder_cmd {
1351 	__u32 cmd;
1352 	__u32 flags;
1353 	union {
1354 		struct {
1355 			__u32 data[8];
1356 		} raw;
1357 	};
1358 };
1359 
1360 #endif
1361 
1362 
1363 /*
1364  *	D A T A   S E R V I C E S   ( V B I )
1365  *
1366  *	Data services API by Michael Schimek
1367  */
1368 
1369 /* Raw VBI */
1370 struct v4l2_vbi_format {
1371 	__u32	sampling_rate;		/* in 1 Hz */
1372 	__u32	offset;
1373 	__u32	samples_per_line;
1374 	__u32	sample_format;		/* V4L2_PIX_FMT_* */
1375 	__s32	start[2];
1376 	__u32	count[2];
1377 	__u32	flags;			/* V4L2_VBI_* */
1378 	__u32	reserved[2];		/* must be zero */
1379 };
1380 
1381 /*  VBI flags  */
1382 #define V4L2_VBI_UNSYNC		(1 << 0)
1383 #define V4L2_VBI_INTERLACED	(1 << 1)
1384 
1385 /* Sliced VBI
1386  *
1387  *    This implements is a proposal V4L2 API to allow SLICED VBI
1388  * required for some hardware encoders. It should change without
1389  * notice in the definitive implementation.
1390  */
1391 
1392 struct v4l2_sliced_vbi_format {
1393 	__u16   service_set;
1394 	/* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
1395 	   service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
1396 				 (equals frame lines 313-336 for 625 line video
1397 				  standards, 263-286 for 525 line standards) */
1398 	__u16   service_lines[2][24];
1399 	__u32   io_size;
1400 	__u32   reserved[2];            /* must be zero */
1401 };
1402 
1403 /* Teletext World System Teletext
1404    (WST), defined on ITU-R BT.653-2 */
1405 #define V4L2_SLICED_TELETEXT_B          (0x0001)
1406 /* Video Program System, defined on ETS 300 231*/
1407 #define V4L2_SLICED_VPS                 (0x0400)
1408 /* Closed Caption, defined on EIA-608 */
1409 #define V4L2_SLICED_CAPTION_525         (0x1000)
1410 /* Wide Screen System, defined on ITU-R BT1119.1 */
1411 #define V4L2_SLICED_WSS_625             (0x4000)
1412 
1413 #define V4L2_SLICED_VBI_525             (V4L2_SLICED_CAPTION_525)
1414 #define V4L2_SLICED_VBI_625             (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625)
1415 
1416 struct v4l2_sliced_vbi_cap {
1417 	__u16   service_set;
1418 	/* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
1419 	   service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
1420 				 (equals frame lines 313-336 for 625 line video
1421 				  standards, 263-286 for 525 line standards) */
1422 	__u16   service_lines[2][24];
1423 	enum v4l2_buf_type type;
1424 	__u32   reserved[3];    /* must be 0 */
1425 };
1426 
1427 struct v4l2_sliced_vbi_data {
1428 	__u32   id;
1429 	__u32   field;          /* 0: first field, 1: second field */
1430 	__u32   line;           /* 1-23 */
1431 	__u32   reserved;       /* must be 0 */
1432 	__u8    data[48];
1433 };
1434 
1435 /*
1436  * Sliced VBI data inserted into MPEG Streams
1437  */
1438 
1439 /*
1440  * V4L2_MPEG_STREAM_VBI_FMT_IVTV:
1441  *
1442  * Structure of payload contained in an MPEG 2 Private Stream 1 PES Packet in an
1443  * MPEG-2 Program Pack that contains V4L2_MPEG_STREAM_VBI_FMT_IVTV Sliced VBI
1444  * data
1445  *
1446  * Note, the MPEG-2 Program Pack and Private Stream 1 PES packet header
1447  * definitions are not included here.  See the MPEG-2 specifications for details
1448  * on these headers.
1449  */
1450 
1451 /* Line type IDs */
1452 #define V4L2_MPEG_VBI_IVTV_TELETEXT_B     (1)
1453 #define V4L2_MPEG_VBI_IVTV_CAPTION_525    (4)
1454 #define V4L2_MPEG_VBI_IVTV_WSS_625        (5)
1455 #define V4L2_MPEG_VBI_IVTV_VPS            (7)
1456 
1457 struct v4l2_mpeg_vbi_itv0_line {
1458 	__u8 id;	/* One of V4L2_MPEG_VBI_IVTV_* above */
1459 	__u8 data[42];	/* Sliced VBI data for the line */
1460 } __attribute__ ((packed));
1461 
1462 struct v4l2_mpeg_vbi_itv0 {
1463 	__le32 linemask[2]; /* Bitmasks of VBI service lines present */
1464 	struct v4l2_mpeg_vbi_itv0_line line[35];
1465 } __attribute__ ((packed));
1466 
1467 struct v4l2_mpeg_vbi_ITV0 {
1468 	struct v4l2_mpeg_vbi_itv0_line line[36];
1469 } __attribute__ ((packed));
1470 
1471 #define V4L2_MPEG_VBI_IVTV_MAGIC0	"itv0"
1472 #define V4L2_MPEG_VBI_IVTV_MAGIC1	"ITV0"
1473 
1474 struct v4l2_mpeg_vbi_fmt_ivtv {
1475 	__u8 magic[4];
1476 	union {
1477 		struct v4l2_mpeg_vbi_itv0 itv0;
1478 		struct v4l2_mpeg_vbi_ITV0 ITV0;
1479 	};
1480 } __attribute__ ((packed));
1481 
1482 /*
1483  *	A G G R E G A T E   S T R U C T U R E S
1484  */
1485 
1486 /*	Stream data format
1487  */
1488 struct v4l2_format {
1489 	enum v4l2_buf_type type;
1490 	union {
1491 		struct v4l2_pix_format		pix;     /* V4L2_BUF_TYPE_VIDEO_CAPTURE */
1492 		struct v4l2_window		win;     /* V4L2_BUF_TYPE_VIDEO_OVERLAY */
1493 		struct v4l2_vbi_format		vbi;     /* V4L2_BUF_TYPE_VBI_CAPTURE */
1494 		struct v4l2_sliced_vbi_format	sliced;  /* V4L2_BUF_TYPE_SLICED_VBI_CAPTURE */
1495 		__u8	raw_data[200];                   /* user-defined */
1496 	} fmt;
1497 };
1498 
1499 
1500 /*	Stream type-dependent parameters
1501  */
1502 struct v4l2_streamparm {
1503 	enum v4l2_buf_type type;
1504 	union {
1505 		struct v4l2_captureparm	capture;
1506 		struct v4l2_outputparm	output;
1507 		__u8	raw_data[200];  /* user-defined */
1508 	} parm;
1509 };
1510 
1511 /*
1512  *	A D V A N C E D   D E B U G G I N G
1513  *
1514  *	NOTE: EXPERIMENTAL API, NEVER RELY ON THIS IN APPLICATIONS!
1515  *	FOR DEBUGGING, TESTING AND INTERNAL USE ONLY!
1516  */
1517 
1518 /* VIDIOC_DBG_G_REGISTER and VIDIOC_DBG_S_REGISTER */
1519 
1520 #define V4L2_CHIP_MATCH_HOST       0  /* Match against chip ID on host (0 for the host) */
1521 #define V4L2_CHIP_MATCH_I2C_DRIVER 1  /* Match against I2C driver name */
1522 #define V4L2_CHIP_MATCH_I2C_ADDR   2  /* Match against I2C 7-bit address */
1523 #define V4L2_CHIP_MATCH_AC97       3  /* Match against anciliary AC97 chip */
1524 
1525 struct v4l2_dbg_match {
1526 	__u32 type; /* Match type */
1527 	union {     /* Match this chip, meaning determined by type */
1528 		__u32 addr;
1529 		char name[32];
1530 	};
1531 } __attribute__ ((packed));
1532 
1533 struct v4l2_dbg_register {
1534 	struct v4l2_dbg_match match;
1535 	__u32 size;	/* register size in bytes */
1536 	__u64 reg;
1537 	__u64 val;
1538 } __attribute__ ((packed));
1539 
1540 /* VIDIOC_DBG_G_CHIP_IDENT */
1541 struct v4l2_dbg_chip_ident {
1542 	struct v4l2_dbg_match match;
1543 	__u32 ident;       /* chip identifier as specified in <media/v4l2-chip-ident.h> */
1544 	__u32 revision;    /* chip revision, chip specific */
1545 } __attribute__ ((packed));
1546 
1547 /*
1548  *	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
1549  *
1550  */
1551 #define VIDIOC_QUERYCAP		 _IOR('V',  0, struct v4l2_capability)
1552 #define VIDIOC_RESERVED		  _IO('V',  1)
1553 #define VIDIOC_ENUM_FMT         _IOWR('V',  2, struct v4l2_fmtdesc)
1554 #define VIDIOC_G_FMT		_IOWR('V',  4, struct v4l2_format)
1555 #define VIDIOC_S_FMT		_IOWR('V',  5, struct v4l2_format)
1556 #define VIDIOC_REQBUFS		_IOWR('V',  8, struct v4l2_requestbuffers)
1557 #define VIDIOC_QUERYBUF		_IOWR('V',  9, struct v4l2_buffer)
1558 #define VIDIOC_G_FBUF		 _IOR('V', 10, struct v4l2_framebuffer)
1559 #define VIDIOC_S_FBUF		 _IOW('V', 11, struct v4l2_framebuffer)
1560 #define VIDIOC_OVERLAY		 _IOW('V', 14, int)
1561 #define VIDIOC_QBUF		_IOWR('V', 15, struct v4l2_buffer)
1562 #define VIDIOC_DQBUF		_IOWR('V', 17, struct v4l2_buffer)
1563 #define VIDIOC_STREAMON		 _IOW('V', 18, int)
1564 #define VIDIOC_STREAMOFF	 _IOW('V', 19, int)
1565 #define VIDIOC_G_PARM		_IOWR('V', 21, struct v4l2_streamparm)
1566 #define VIDIOC_S_PARM		_IOWR('V', 22, struct v4l2_streamparm)
1567 #define VIDIOC_G_STD		 _IOR('V', 23, v4l2_std_id)
1568 #define VIDIOC_S_STD		 _IOW('V', 24, v4l2_std_id)
1569 #define VIDIOC_ENUMSTD		_IOWR('V', 25, struct v4l2_standard)
1570 #define VIDIOC_ENUMINPUT	_IOWR('V', 26, struct v4l2_input)
1571 #define VIDIOC_G_CTRL		_IOWR('V', 27, struct v4l2_control)
1572 #define VIDIOC_S_CTRL		_IOWR('V', 28, struct v4l2_control)
1573 #define VIDIOC_G_TUNER		_IOWR('V', 29, struct v4l2_tuner)
1574 #define VIDIOC_S_TUNER		 _IOW('V', 30, struct v4l2_tuner)
1575 #define VIDIOC_G_AUDIO		 _IOR('V', 33, struct v4l2_audio)
1576 #define VIDIOC_S_AUDIO		 _IOW('V', 34, struct v4l2_audio)
1577 #define VIDIOC_QUERYCTRL	_IOWR('V', 36, struct v4l2_queryctrl)
1578 #define VIDIOC_QUERYMENU	_IOWR('V', 37, struct v4l2_querymenu)
1579 #define VIDIOC_G_INPUT		 _IOR('V', 38, int)
1580 #define VIDIOC_S_INPUT		_IOWR('V', 39, int)
1581 #define VIDIOC_G_OUTPUT		 _IOR('V', 46, int)
1582 #define VIDIOC_S_OUTPUT		_IOWR('V', 47, int)
1583 #define VIDIOC_ENUMOUTPUT	_IOWR('V', 48, struct v4l2_output)
1584 #define VIDIOC_G_AUDOUT		 _IOR('V', 49, struct v4l2_audioout)
1585 #define VIDIOC_S_AUDOUT		 _IOW('V', 50, struct v4l2_audioout)
1586 #define VIDIOC_G_MODULATOR	_IOWR('V', 54, struct v4l2_modulator)
1587 #define VIDIOC_S_MODULATOR	 _IOW('V', 55, struct v4l2_modulator)
1588 #define VIDIOC_G_FREQUENCY	_IOWR('V', 56, struct v4l2_frequency)
1589 #define VIDIOC_S_FREQUENCY	 _IOW('V', 57, struct v4l2_frequency)
1590 #define VIDIOC_CROPCAP		_IOWR('V', 58, struct v4l2_cropcap)
1591 #define VIDIOC_G_CROP		_IOWR('V', 59, struct v4l2_crop)
1592 #define VIDIOC_S_CROP		 _IOW('V', 60, struct v4l2_crop)
1593 #define VIDIOC_G_JPEGCOMP	 _IOR('V', 61, struct v4l2_jpegcompression)
1594 #define VIDIOC_S_JPEGCOMP	 _IOW('V', 62, struct v4l2_jpegcompression)
1595 #define VIDIOC_QUERYSTD      	 _IOR('V', 63, v4l2_std_id)
1596 #define VIDIOC_TRY_FMT      	_IOWR('V', 64, struct v4l2_format)
1597 #define VIDIOC_ENUMAUDIO	_IOWR('V', 65, struct v4l2_audio)
1598 #define VIDIOC_ENUMAUDOUT	_IOWR('V', 66, struct v4l2_audioout)
1599 #define VIDIOC_G_PRIORITY        _IOR('V', 67, enum v4l2_priority)
1600 #define VIDIOC_S_PRIORITY        _IOW('V', 68, enum v4l2_priority)
1601 #define VIDIOC_G_SLICED_VBI_CAP _IOWR('V', 69, struct v4l2_sliced_vbi_cap)
1602 #define VIDIOC_LOG_STATUS         _IO('V', 70)
1603 #define VIDIOC_G_EXT_CTRLS	_IOWR('V', 71, struct v4l2_ext_controls)
1604 #define VIDIOC_S_EXT_CTRLS	_IOWR('V', 72, struct v4l2_ext_controls)
1605 #define VIDIOC_TRY_EXT_CTRLS	_IOWR('V', 73, struct v4l2_ext_controls)
1606 #if 1
1607 #define VIDIOC_ENUM_FRAMESIZES	_IOWR('V', 74, struct v4l2_frmsizeenum)
1608 #define VIDIOC_ENUM_FRAMEINTERVALS _IOWR('V', 75, struct v4l2_frmivalenum)
1609 #define VIDIOC_G_ENC_INDEX       _IOR('V', 76, struct v4l2_enc_idx)
1610 #define VIDIOC_ENCODER_CMD      _IOWR('V', 77, struct v4l2_encoder_cmd)
1611 #define VIDIOC_TRY_ENCODER_CMD  _IOWR('V', 78, struct v4l2_encoder_cmd)
1612 #endif
1613 
1614 #if 1
1615 /* Experimental, meant for debugging, testing and internal use.
1616    Only implemented if CONFIG_VIDEO_ADV_DEBUG is defined.
1617    You must be root to use these ioctls. Never use these in applications! */
1618 #define	VIDIOC_DBG_S_REGISTER 	 _IOW('V', 79, struct v4l2_dbg_register)
1619 #define	VIDIOC_DBG_G_REGISTER 	_IOWR('V', 80, struct v4l2_dbg_register)
1620 
1621 /* Experimental, meant for debugging, testing and internal use.
1622    Never use this ioctl in applications! */
1623 #define VIDIOC_DBG_G_CHIP_IDENT _IOWR('V', 81, struct v4l2_dbg_chip_ident)
1624 #endif
1625 
1626 #define VIDIOC_S_HW_FREQ_SEEK	 _IOW('V', 82, struct v4l2_hw_freq_seek)
1627 /* Reminder: when adding new ioctls please add support for them to
1628    drivers/media/video/v4l2-compat-ioctl32.c as well! */
1629 
1630 #ifdef __OLD_VIDIOC_
1631 /* for compatibility, will go away some day */
1632 #define VIDIOC_OVERLAY_OLD     	_IOWR('V', 14, int)
1633 #define VIDIOC_S_PARM_OLD      	 _IOW('V', 22, struct v4l2_streamparm)
1634 #define VIDIOC_S_CTRL_OLD      	 _IOW('V', 28, struct v4l2_control)
1635 #define VIDIOC_G_AUDIO_OLD     	_IOWR('V', 33, struct v4l2_audio)
1636 #define VIDIOC_G_AUDOUT_OLD    	_IOWR('V', 49, struct v4l2_audioout)
1637 #define VIDIOC_CROPCAP_OLD     	 _IOR('V', 58, struct v4l2_cropcap)
1638 #endif
1639 
1640 #define BASE_VIDIOC_PRIVATE	192		/* 192-255 are private */
1641 
1642 #endif /* __LINUX_VIDEODEV2_H */
1643