xref: /linux-6.15/include/linux/videodev2.h (revision facb4edc)
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_tuner_type {
164 	V4L2_TUNER_RADIO	     = 1,
165 	V4L2_TUNER_ANALOG_TV	     = 2,
166 	V4L2_TUNER_DIGITAL_TV	     = 3,
167 };
168 
169 enum v4l2_memory {
170 	V4L2_MEMORY_MMAP             = 1,
171 	V4L2_MEMORY_USERPTR          = 2,
172 	V4L2_MEMORY_OVERLAY          = 3,
173 };
174 
175 /* see also http://vektor.theorem.ca/graphics/ycbcr/ */
176 enum v4l2_colorspace {
177 	/* ITU-R 601 -- broadcast NTSC/PAL */
178 	V4L2_COLORSPACE_SMPTE170M     = 1,
179 
180 	/* 1125-Line (US) HDTV */
181 	V4L2_COLORSPACE_SMPTE240M     = 2,
182 
183 	/* HD and modern captures. */
184 	V4L2_COLORSPACE_REC709        = 3,
185 
186 	/* broken BT878 extents (601, luma range 16-253 instead of 16-235) */
187 	V4L2_COLORSPACE_BT878         = 4,
188 
189 	/* These should be useful.  Assume 601 extents. */
190 	V4L2_COLORSPACE_470_SYSTEM_M  = 5,
191 	V4L2_COLORSPACE_470_SYSTEM_BG = 6,
192 
193 	/* I know there will be cameras that send this.  So, this is
194 	 * unspecified chromaticities and full 0-255 on each of the
195 	 * Y'CbCr components
196 	 */
197 	V4L2_COLORSPACE_JPEG          = 7,
198 
199 	/* For RGB colourspaces, this is probably a good start. */
200 	V4L2_COLORSPACE_SRGB          = 8,
201 };
202 
203 enum v4l2_priority {
204 	V4L2_PRIORITY_UNSET       = 0,  /* not initialized */
205 	V4L2_PRIORITY_BACKGROUND  = 1,
206 	V4L2_PRIORITY_INTERACTIVE = 2,
207 	V4L2_PRIORITY_RECORD      = 3,
208 	V4L2_PRIORITY_DEFAULT     = V4L2_PRIORITY_INTERACTIVE,
209 };
210 
211 struct v4l2_rect {
212 	__s32   left;
213 	__s32   top;
214 	__s32   width;
215 	__s32   height;
216 };
217 
218 struct v4l2_fract {
219 	__u32   numerator;
220 	__u32   denominator;
221 };
222 
223 /*
224  *	D R I V E R   C A P A B I L I T I E S
225  */
226 struct v4l2_capability {
227 	__u8	driver[16];	/* i.e. "bttv" */
228 	__u8	card[32];	/* i.e. "Hauppauge WinTV" */
229 	__u8	bus_info[32];	/* "PCI:" + pci_name(pci_dev) */
230 	__u32   version;        /* should use KERNEL_VERSION() */
231 	__u32	capabilities;	/* Device capabilities */
232 	__u32	reserved[4];
233 };
234 
235 /* Values for 'capabilities' field */
236 #define V4L2_CAP_VIDEO_CAPTURE		0x00000001  /* Is a video capture device */
237 #define V4L2_CAP_VIDEO_OUTPUT		0x00000002  /* Is a video output device */
238 #define V4L2_CAP_VIDEO_OVERLAY		0x00000004  /* Can do video overlay */
239 #define V4L2_CAP_VBI_CAPTURE		0x00000010  /* Is a raw VBI capture device */
240 #define V4L2_CAP_VBI_OUTPUT		0x00000020  /* Is a raw VBI output device */
241 #define V4L2_CAP_SLICED_VBI_CAPTURE	0x00000040  /* Is a sliced VBI capture device */
242 #define V4L2_CAP_SLICED_VBI_OUTPUT	0x00000080  /* Is a sliced VBI output device */
243 #define V4L2_CAP_RDS_CAPTURE		0x00000100  /* RDS data capture */
244 #define V4L2_CAP_VIDEO_OUTPUT_OVERLAY	0x00000200  /* Can do video output overlay */
245 #define V4L2_CAP_HW_FREQ_SEEK		0x00000400  /* Can do hardware frequency seek  */
246 #define V4L2_CAP_RDS_OUTPUT		0x00000800  /* Is an RDS encoder */
247 
248 #define V4L2_CAP_TUNER			0x00010000  /* has a tuner */
249 #define V4L2_CAP_AUDIO			0x00020000  /* has audio support */
250 #define V4L2_CAP_RADIO			0x00040000  /* is a radio device */
251 #define V4L2_CAP_MODULATOR		0x00080000  /* has a modulator */
252 
253 #define V4L2_CAP_READWRITE              0x01000000  /* read/write systemcalls */
254 #define V4L2_CAP_ASYNCIO                0x02000000  /* async I/O */
255 #define V4L2_CAP_STREAMING              0x04000000  /* streaming I/O ioctls */
256 
257 /*
258  *	V I D E O   I M A G E   F O R M A T
259  */
260 struct v4l2_pix_format {
261 	__u32         		width;
262 	__u32			height;
263 	__u32			pixelformat;
264 	enum v4l2_field  	field;
265 	__u32            	bytesperline;	/* for padding, zero if unused */
266 	__u32          		sizeimage;
267 	enum v4l2_colorspace	colorspace;
268 	__u32			priv;		/* private data, depends on pixelformat */
269 };
270 
271 /*      Pixel format         FOURCC                          depth  Description  */
272 
273 /* RGB formats */
274 #define V4L2_PIX_FMT_RGB332  v4l2_fourcc('R', 'G', 'B', '1') /*  8  RGB-3-3-2     */
275 #define V4L2_PIX_FMT_RGB444  v4l2_fourcc('R', '4', '4', '4') /* 16  xxxxrrrr ggggbbbb */
276 #define V4L2_PIX_FMT_RGB555  v4l2_fourcc('R', 'G', 'B', 'O') /* 16  RGB-5-5-5     */
277 #define V4L2_PIX_FMT_RGB565  v4l2_fourcc('R', 'G', 'B', 'P') /* 16  RGB-5-6-5     */
278 #define V4L2_PIX_FMT_RGB555X v4l2_fourcc('R', 'G', 'B', 'Q') /* 16  RGB-5-5-5 BE  */
279 #define V4L2_PIX_FMT_RGB565X v4l2_fourcc('R', 'G', 'B', 'R') /* 16  RGB-5-6-5 BE  */
280 #define V4L2_PIX_FMT_BGR666  v4l2_fourcc('B', 'G', 'R', 'H') /* 18  BGR-6-6-6	  */
281 #define V4L2_PIX_FMT_BGR24   v4l2_fourcc('B', 'G', 'R', '3') /* 24  BGR-8-8-8     */
282 #define V4L2_PIX_FMT_RGB24   v4l2_fourcc('R', 'G', 'B', '3') /* 24  RGB-8-8-8     */
283 #define V4L2_PIX_FMT_BGR32   v4l2_fourcc('B', 'G', 'R', '4') /* 32  BGR-8-8-8-8   */
284 #define V4L2_PIX_FMT_RGB32   v4l2_fourcc('R', 'G', 'B', '4') /* 32  RGB-8-8-8-8   */
285 
286 /* Grey formats */
287 #define V4L2_PIX_FMT_GREY    v4l2_fourcc('G', 'R', 'E', 'Y') /*  8  Greyscale     */
288 #define V4L2_PIX_FMT_Y4      v4l2_fourcc('Y', '0', '4', ' ') /*  4  Greyscale     */
289 #define V4L2_PIX_FMT_Y6      v4l2_fourcc('Y', '0', '6', ' ') /*  6  Greyscale     */
290 #define V4L2_PIX_FMT_Y10     v4l2_fourcc('Y', '1', '0', ' ') /* 10  Greyscale     */
291 #define V4L2_PIX_FMT_Y16     v4l2_fourcc('Y', '1', '6', ' ') /* 16  Greyscale     */
292 
293 /* Palette formats */
294 #define V4L2_PIX_FMT_PAL8    v4l2_fourcc('P', 'A', 'L', '8') /*  8  8-bit palette */
295 
296 /* Luminance+Chrominance formats */
297 #define V4L2_PIX_FMT_YVU410  v4l2_fourcc('Y', 'V', 'U', '9') /*  9  YVU 4:1:0     */
298 #define V4L2_PIX_FMT_YVU420  v4l2_fourcc('Y', 'V', '1', '2') /* 12  YVU 4:2:0     */
299 #define V4L2_PIX_FMT_YUYV    v4l2_fourcc('Y', 'U', 'Y', 'V') /* 16  YUV 4:2:2     */
300 #define V4L2_PIX_FMT_YYUV    v4l2_fourcc('Y', 'Y', 'U', 'V') /* 16  YUV 4:2:2     */
301 #define V4L2_PIX_FMT_YVYU    v4l2_fourcc('Y', 'V', 'Y', 'U') /* 16 YVU 4:2:2 */
302 #define V4L2_PIX_FMT_UYVY    v4l2_fourcc('U', 'Y', 'V', 'Y') /* 16  YUV 4:2:2     */
303 #define V4L2_PIX_FMT_VYUY    v4l2_fourcc('V', 'Y', 'U', 'Y') /* 16  YUV 4:2:2     */
304 #define V4L2_PIX_FMT_YUV422P v4l2_fourcc('4', '2', '2', 'P') /* 16  YVU422 planar */
305 #define V4L2_PIX_FMT_YUV411P v4l2_fourcc('4', '1', '1', 'P') /* 16  YVU411 planar */
306 #define V4L2_PIX_FMT_Y41P    v4l2_fourcc('Y', '4', '1', 'P') /* 12  YUV 4:1:1     */
307 #define V4L2_PIX_FMT_YUV444  v4l2_fourcc('Y', '4', '4', '4') /* 16  xxxxyyyy uuuuvvvv */
308 #define V4L2_PIX_FMT_YUV555  v4l2_fourcc('Y', 'U', 'V', 'O') /* 16  YUV-5-5-5     */
309 #define V4L2_PIX_FMT_YUV565  v4l2_fourcc('Y', 'U', 'V', 'P') /* 16  YUV-5-6-5     */
310 #define V4L2_PIX_FMT_YUV32   v4l2_fourcc('Y', 'U', 'V', '4') /* 32  YUV-8-8-8-8   */
311 #define V4L2_PIX_FMT_YUV410  v4l2_fourcc('Y', 'U', 'V', '9') /*  9  YUV 4:1:0     */
312 #define V4L2_PIX_FMT_YUV420  v4l2_fourcc('Y', 'U', '1', '2') /* 12  YUV 4:2:0     */
313 #define V4L2_PIX_FMT_HI240   v4l2_fourcc('H', 'I', '2', '4') /*  8  8-bit color   */
314 #define V4L2_PIX_FMT_HM12    v4l2_fourcc('H', 'M', '1', '2') /*  8  YUV 4:2:0 16x16 macroblocks */
315 
316 /* two planes -- one Y, one Cr + Cb interleaved  */
317 #define V4L2_PIX_FMT_NV12    v4l2_fourcc('N', 'V', '1', '2') /* 12  Y/CbCr 4:2:0  */
318 #define V4L2_PIX_FMT_NV21    v4l2_fourcc('N', 'V', '2', '1') /* 12  Y/CrCb 4:2:0  */
319 #define V4L2_PIX_FMT_NV16    v4l2_fourcc('N', 'V', '1', '6') /* 16  Y/CbCr 4:2:2  */
320 #define V4L2_PIX_FMT_NV61    v4l2_fourcc('N', 'V', '6', '1') /* 16  Y/CrCb 4:2:2  */
321 
322 /* Bayer formats - see http://www.siliconimaging.com/RGB%20Bayer.htm */
323 #define V4L2_PIX_FMT_SBGGR8  v4l2_fourcc('B', 'A', '8', '1') /*  8  BGBG.. GRGR.. */
324 #define V4L2_PIX_FMT_SGBRG8  v4l2_fourcc('G', 'B', 'R', 'G') /*  8  GBGB.. RGRG.. */
325 #define V4L2_PIX_FMT_SGRBG8  v4l2_fourcc('G', 'R', 'B', 'G') /*  8  GRGR.. BGBG.. */
326 #define V4L2_PIX_FMT_SRGGB8  v4l2_fourcc('R', 'G', 'G', 'B') /*  8  RGRG.. GBGB.. */
327 #define V4L2_PIX_FMT_SBGGR10 v4l2_fourcc('B', 'G', '1', '0') /* 10  BGBG.. GRGR.. */
328 #define V4L2_PIX_FMT_SGBRG10 v4l2_fourcc('G', 'B', '1', '0') /* 10  GBGB.. RGRG.. */
329 #define V4L2_PIX_FMT_SGRBG10 v4l2_fourcc('B', 'A', '1', '0') /* 10  GRGR.. BGBG.. */
330 #define V4L2_PIX_FMT_SRGGB10 v4l2_fourcc('R', 'G', '1', '0') /* 10  RGRG.. GBGB.. */
331 	/* 10bit raw bayer DPCM compressed to 8 bits */
332 #define V4L2_PIX_FMT_SGRBG10DPCM8 v4l2_fourcc('B', 'D', '1', '0')
333 	/*
334 	 * 10bit raw bayer, expanded to 16 bits
335 	 * xxxxrrrrrrrrrrxxxxgggggggggg xxxxggggggggggxxxxbbbbbbbbbb...
336 	 */
337 #define V4L2_PIX_FMT_SBGGR16 v4l2_fourcc('B', 'Y', 'R', '2') /* 16  BGBG.. GRGR.. */
338 
339 /* compressed formats */
340 #define V4L2_PIX_FMT_MJPEG    v4l2_fourcc('M', 'J', 'P', 'G') /* Motion-JPEG   */
341 #define V4L2_PIX_FMT_JPEG     v4l2_fourcc('J', 'P', 'E', 'G') /* JFIF JPEG     */
342 #define V4L2_PIX_FMT_DV       v4l2_fourcc('d', 'v', 's', 'd') /* 1394          */
343 #define V4L2_PIX_FMT_MPEG     v4l2_fourcc('M', 'P', 'E', 'G') /* MPEG-1/2/4    */
344 
345 /*  Vendor-specific formats   */
346 #define V4L2_PIX_FMT_CPIA1    v4l2_fourcc('C', 'P', 'I', 'A') /* cpia1 YUV */
347 #define V4L2_PIX_FMT_WNVA     v4l2_fourcc('W', 'N', 'V', 'A') /* Winnov hw compress */
348 #define V4L2_PIX_FMT_SN9C10X  v4l2_fourcc('S', '9', '1', '0') /* SN9C10x compression */
349 #define V4L2_PIX_FMT_SN9C20X_I420 v4l2_fourcc('S', '9', '2', '0') /* SN9C20x YUV 4:2:0 */
350 #define V4L2_PIX_FMT_PWC1     v4l2_fourcc('P', 'W', 'C', '1') /* pwc older webcam */
351 #define V4L2_PIX_FMT_PWC2     v4l2_fourcc('P', 'W', 'C', '2') /* pwc newer webcam */
352 #define V4L2_PIX_FMT_ET61X251 v4l2_fourcc('E', '6', '2', '5') /* ET61X251 compression */
353 #define V4L2_PIX_FMT_SPCA501  v4l2_fourcc('S', '5', '0', '1') /* YUYV per line */
354 #define V4L2_PIX_FMT_SPCA505  v4l2_fourcc('S', '5', '0', '5') /* YYUV per line */
355 #define V4L2_PIX_FMT_SPCA508  v4l2_fourcc('S', '5', '0', '8') /* YUVY per line */
356 #define V4L2_PIX_FMT_SPCA561  v4l2_fourcc('S', '5', '6', '1') /* compressed GBRG bayer */
357 #define V4L2_PIX_FMT_PAC207   v4l2_fourcc('P', '2', '0', '7') /* compressed BGGR bayer */
358 #define V4L2_PIX_FMT_MR97310A v4l2_fourcc('M', '3', '1', '0') /* compressed BGGR bayer */
359 #define V4L2_PIX_FMT_SN9C2028 v4l2_fourcc('S', 'O', 'N', 'X') /* compressed GBRG 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 #define V4L2_PIX_FMT_TM6000   v4l2_fourcc('T', 'M', '6', '0') /* tm5600/tm60x0 */
366 #define V4L2_PIX_FMT_CIT_YYVYUY v4l2_fourcc('C', 'I', 'T', 'V') /* one line of Y then 1 line of VYUY */
367 #define V4L2_PIX_FMT_KONICA420  v4l2_fourcc('K', 'O', 'N', 'I') /* YUV420 planar in blocks of 256 pixels */
368 
369 /*
370  *	F O R M A T   E N U M E R A T I O N
371  */
372 struct v4l2_fmtdesc {
373 	__u32		    index;             /* Format number      */
374 	enum v4l2_buf_type  type;              /* buffer type        */
375 	__u32               flags;
376 	__u8		    description[32];   /* Description string */
377 	__u32		    pixelformat;       /* Format fourcc      */
378 	__u32		    reserved[4];
379 };
380 
381 #define V4L2_FMT_FLAG_COMPRESSED 0x0001
382 #define V4L2_FMT_FLAG_EMULATED   0x0002
383 
384 #if 1
385 	/* Experimental Frame Size and frame rate enumeration */
386 /*
387  *	F R A M E   S I Z E   E N U M E R A T I O N
388  */
389 enum v4l2_frmsizetypes {
390 	V4L2_FRMSIZE_TYPE_DISCRETE	= 1,
391 	V4L2_FRMSIZE_TYPE_CONTINUOUS	= 2,
392 	V4L2_FRMSIZE_TYPE_STEPWISE	= 3,
393 };
394 
395 struct v4l2_frmsize_discrete {
396 	__u32			width;		/* Frame width [pixel] */
397 	__u32			height;		/* Frame height [pixel] */
398 };
399 
400 struct v4l2_frmsize_stepwise {
401 	__u32			min_width;	/* Minimum frame width [pixel] */
402 	__u32			max_width;	/* Maximum frame width [pixel] */
403 	__u32			step_width;	/* Frame width step size [pixel] */
404 	__u32			min_height;	/* Minimum frame height [pixel] */
405 	__u32			max_height;	/* Maximum frame height [pixel] */
406 	__u32			step_height;	/* Frame height step size [pixel] */
407 };
408 
409 struct v4l2_frmsizeenum {
410 	__u32			index;		/* Frame size number */
411 	__u32			pixel_format;	/* Pixel format */
412 	__u32			type;		/* Frame size type the device supports. */
413 
414 	union {					/* Frame size */
415 		struct v4l2_frmsize_discrete	discrete;
416 		struct v4l2_frmsize_stepwise	stepwise;
417 	};
418 
419 	__u32   reserved[2];			/* Reserved space for future use */
420 };
421 
422 /*
423  *	F R A M E   R A T E   E N U M E R A T I O N
424  */
425 enum v4l2_frmivaltypes {
426 	V4L2_FRMIVAL_TYPE_DISCRETE	= 1,
427 	V4L2_FRMIVAL_TYPE_CONTINUOUS	= 2,
428 	V4L2_FRMIVAL_TYPE_STEPWISE	= 3,
429 };
430 
431 struct v4l2_frmival_stepwise {
432 	struct v4l2_fract	min;		/* Minimum frame interval [s] */
433 	struct v4l2_fract	max;		/* Maximum frame interval [s] */
434 	struct v4l2_fract	step;		/* Frame interval step size [s] */
435 };
436 
437 struct v4l2_frmivalenum {
438 	__u32			index;		/* Frame format index */
439 	__u32			pixel_format;	/* Pixel format */
440 	__u32			width;		/* Frame width */
441 	__u32			height;		/* Frame height */
442 	__u32			type;		/* Frame interval type the device supports. */
443 
444 	union {					/* Frame interval */
445 		struct v4l2_fract		discrete;
446 		struct v4l2_frmival_stepwise	stepwise;
447 	};
448 
449 	__u32	reserved[2];			/* Reserved space for future use */
450 };
451 #endif
452 
453 /*
454  *	T I M E C O D E
455  */
456 struct v4l2_timecode {
457 	__u32	type;
458 	__u32	flags;
459 	__u8	frames;
460 	__u8	seconds;
461 	__u8	minutes;
462 	__u8	hours;
463 	__u8	userbits[4];
464 };
465 
466 /*  Type  */
467 #define V4L2_TC_TYPE_24FPS		1
468 #define V4L2_TC_TYPE_25FPS		2
469 #define V4L2_TC_TYPE_30FPS		3
470 #define V4L2_TC_TYPE_50FPS		4
471 #define V4L2_TC_TYPE_60FPS		5
472 
473 /*  Flags  */
474 #define V4L2_TC_FLAG_DROPFRAME		0x0001 /* "drop-frame" mode */
475 #define V4L2_TC_FLAG_COLORFRAME		0x0002
476 #define V4L2_TC_USERBITS_field		0x000C
477 #define V4L2_TC_USERBITS_USERDEFINED	0x0000
478 #define V4L2_TC_USERBITS_8BITCHARS	0x0008
479 /* The above is based on SMPTE timecodes */
480 
481 struct v4l2_jpegcompression {
482 	int quality;
483 
484 	int  APPn;              /* Number of APP segment to be written,
485 				 * must be 0..15 */
486 	int  APP_len;           /* Length of data in JPEG APPn segment */
487 	char APP_data[60];      /* Data in the JPEG APPn segment. */
488 
489 	int  COM_len;           /* Length of data in JPEG COM segment */
490 	char COM_data[60];      /* Data in JPEG COM segment */
491 
492 	__u32 jpeg_markers;     /* Which markers should go into the JPEG
493 				 * output. Unless you exactly know what
494 				 * you do, leave them untouched.
495 				 * Inluding less markers will make the
496 				 * resulting code smaller, but there will
497 				 * be fewer applications which can read it.
498 				 * The presence of the APP and COM marker
499 				 * is influenced by APP_len and COM_len
500 				 * ONLY, not by this property! */
501 
502 #define V4L2_JPEG_MARKER_DHT (1<<3)    /* Define Huffman Tables */
503 #define V4L2_JPEG_MARKER_DQT (1<<4)    /* Define Quantization Tables */
504 #define V4L2_JPEG_MARKER_DRI (1<<5)    /* Define Restart Interval */
505 #define V4L2_JPEG_MARKER_COM (1<<6)    /* Comment segment */
506 #define V4L2_JPEG_MARKER_APP (1<<7)    /* App segment, driver will
507 					* allways use APP0 */
508 };
509 
510 /*
511  *	M E M O R Y - M A P P I N G   B U F F E R S
512  */
513 struct v4l2_requestbuffers {
514 	__u32			count;
515 	enum v4l2_buf_type      type;
516 	enum v4l2_memory        memory;
517 	__u32			reserved[2];
518 };
519 
520 struct v4l2_buffer {
521 	__u32			index;
522 	enum v4l2_buf_type      type;
523 	__u32			bytesused;
524 	__u32			flags;
525 	enum v4l2_field		field;
526 	struct timeval		timestamp;
527 	struct v4l2_timecode	timecode;
528 	__u32			sequence;
529 
530 	/* memory location */
531 	enum v4l2_memory        memory;
532 	union {
533 		__u32           offset;
534 		unsigned long   userptr;
535 	} m;
536 	__u32			length;
537 	__u32			input;
538 	__u32			reserved;
539 };
540 
541 /*  Flags for 'flags' field */
542 #define V4L2_BUF_FLAG_MAPPED	0x0001  /* Buffer is mapped (flag) */
543 #define V4L2_BUF_FLAG_QUEUED	0x0002	/* Buffer is queued for processing */
544 #define V4L2_BUF_FLAG_DONE	0x0004	/* Buffer is ready */
545 #define V4L2_BUF_FLAG_KEYFRAME	0x0008	/* Image is a keyframe (I-frame) */
546 #define V4L2_BUF_FLAG_PFRAME	0x0010	/* Image is a P-frame */
547 #define V4L2_BUF_FLAG_BFRAME	0x0020	/* Image is a B-frame */
548 /* Buffer is ready, but the data contained within is corrupted. */
549 #define V4L2_BUF_FLAG_ERROR	0x0040
550 #define V4L2_BUF_FLAG_TIMECODE	0x0100	/* timecode field is valid */
551 #define V4L2_BUF_FLAG_INPUT     0x0200  /* input field is valid */
552 
553 /*
554  *	O V E R L A Y   P R E V I E W
555  */
556 struct v4l2_framebuffer {
557 	__u32			capability;
558 	__u32			flags;
559 /* FIXME: in theory we should pass something like PCI device + memory
560  * region + offset instead of some physical address */
561 	void                    *base;
562 	struct v4l2_pix_format	fmt;
563 };
564 /*  Flags for the 'capability' field. Read only */
565 #define V4L2_FBUF_CAP_EXTERNOVERLAY	0x0001
566 #define V4L2_FBUF_CAP_CHROMAKEY		0x0002
567 #define V4L2_FBUF_CAP_LIST_CLIPPING     0x0004
568 #define V4L2_FBUF_CAP_BITMAP_CLIPPING	0x0008
569 #define V4L2_FBUF_CAP_LOCAL_ALPHA	0x0010
570 #define V4L2_FBUF_CAP_GLOBAL_ALPHA	0x0020
571 #define V4L2_FBUF_CAP_LOCAL_INV_ALPHA	0x0040
572 #define V4L2_FBUF_CAP_SRC_CHROMAKEY	0x0080
573 /*  Flags for the 'flags' field. */
574 #define V4L2_FBUF_FLAG_PRIMARY		0x0001
575 #define V4L2_FBUF_FLAG_OVERLAY		0x0002
576 #define V4L2_FBUF_FLAG_CHROMAKEY	0x0004
577 #define V4L2_FBUF_FLAG_LOCAL_ALPHA	0x0008
578 #define V4L2_FBUF_FLAG_GLOBAL_ALPHA	0x0010
579 #define V4L2_FBUF_FLAG_LOCAL_INV_ALPHA	0x0020
580 #define V4L2_FBUF_FLAG_SRC_CHROMAKEY	0x0040
581 
582 struct v4l2_clip {
583 	struct v4l2_rect        c;
584 	struct v4l2_clip	__user *next;
585 };
586 
587 struct v4l2_window {
588 	struct v4l2_rect        w;
589 	enum v4l2_field  	field;
590 	__u32			chromakey;
591 	struct v4l2_clip	__user *clips;
592 	__u32			clipcount;
593 	void			__user *bitmap;
594 	__u8                    global_alpha;
595 };
596 
597 /*
598  *	C A P T U R E   P A R A M E T E R S
599  */
600 struct v4l2_captureparm {
601 	__u32		   capability;	  /*  Supported modes */
602 	__u32		   capturemode;	  /*  Current mode */
603 	struct v4l2_fract  timeperframe;  /*  Time per frame in .1us units */
604 	__u32		   extendedmode;  /*  Driver-specific extensions */
605 	__u32              readbuffers;   /*  # of buffers for read */
606 	__u32		   reserved[4];
607 };
608 
609 /*  Flags for 'capability' and 'capturemode' fields */
610 #define V4L2_MODE_HIGHQUALITY	0x0001	/*  High quality imaging mode */
611 #define V4L2_CAP_TIMEPERFRAME	0x1000	/*  timeperframe field is supported */
612 
613 struct v4l2_outputparm {
614 	__u32		   capability;	 /*  Supported modes */
615 	__u32		   outputmode;	 /*  Current mode */
616 	struct v4l2_fract  timeperframe; /*  Time per frame in seconds */
617 	__u32		   extendedmode; /*  Driver-specific extensions */
618 	__u32              writebuffers; /*  # of buffers for write */
619 	__u32		   reserved[4];
620 };
621 
622 /*
623  *	I N P U T   I M A G E   C R O P P I N G
624  */
625 struct v4l2_cropcap {
626 	enum v4l2_buf_type      type;
627 	struct v4l2_rect        bounds;
628 	struct v4l2_rect        defrect;
629 	struct v4l2_fract       pixelaspect;
630 };
631 
632 struct v4l2_crop {
633 	enum v4l2_buf_type      type;
634 	struct v4l2_rect        c;
635 };
636 
637 /*
638  *      A N A L O G   V I D E O   S T A N D A R D
639  */
640 
641 typedef __u64 v4l2_std_id;
642 
643 /* one bit for each */
644 #define V4L2_STD_PAL_B          ((v4l2_std_id)0x00000001)
645 #define V4L2_STD_PAL_B1         ((v4l2_std_id)0x00000002)
646 #define V4L2_STD_PAL_G          ((v4l2_std_id)0x00000004)
647 #define V4L2_STD_PAL_H          ((v4l2_std_id)0x00000008)
648 #define V4L2_STD_PAL_I          ((v4l2_std_id)0x00000010)
649 #define V4L2_STD_PAL_D          ((v4l2_std_id)0x00000020)
650 #define V4L2_STD_PAL_D1         ((v4l2_std_id)0x00000040)
651 #define V4L2_STD_PAL_K          ((v4l2_std_id)0x00000080)
652 
653 #define V4L2_STD_PAL_M          ((v4l2_std_id)0x00000100)
654 #define V4L2_STD_PAL_N          ((v4l2_std_id)0x00000200)
655 #define V4L2_STD_PAL_Nc         ((v4l2_std_id)0x00000400)
656 #define V4L2_STD_PAL_60         ((v4l2_std_id)0x00000800)
657 
658 #define V4L2_STD_NTSC_M         ((v4l2_std_id)0x00001000)
659 #define V4L2_STD_NTSC_M_JP      ((v4l2_std_id)0x00002000)
660 #define V4L2_STD_NTSC_443       ((v4l2_std_id)0x00004000)
661 #define V4L2_STD_NTSC_M_KR      ((v4l2_std_id)0x00008000)
662 
663 #define V4L2_STD_SECAM_B        ((v4l2_std_id)0x00010000)
664 #define V4L2_STD_SECAM_D        ((v4l2_std_id)0x00020000)
665 #define V4L2_STD_SECAM_G        ((v4l2_std_id)0x00040000)
666 #define V4L2_STD_SECAM_H        ((v4l2_std_id)0x00080000)
667 #define V4L2_STD_SECAM_K        ((v4l2_std_id)0x00100000)
668 #define V4L2_STD_SECAM_K1       ((v4l2_std_id)0x00200000)
669 #define V4L2_STD_SECAM_L        ((v4l2_std_id)0x00400000)
670 #define V4L2_STD_SECAM_LC       ((v4l2_std_id)0x00800000)
671 
672 /* ATSC/HDTV */
673 #define V4L2_STD_ATSC_8_VSB     ((v4l2_std_id)0x01000000)
674 #define V4L2_STD_ATSC_16_VSB    ((v4l2_std_id)0x02000000)
675 
676 /* FIXME:
677    Although std_id is 64 bits, there is an issue on PPC32 architecture that
678    makes switch(__u64) to break. So, there's a hack on v4l2-common.c rounding
679    this value to 32 bits.
680    As, currently, the max value is for V4L2_STD_ATSC_16_VSB (30 bits wide),
681    it should work fine. However, if needed to add more than two standards,
682    v4l2-common.c should be fixed.
683  */
684 
685 /* some merged standards */
686 #define V4L2_STD_MN	(V4L2_STD_PAL_M|V4L2_STD_PAL_N|V4L2_STD_PAL_Nc|V4L2_STD_NTSC)
687 #define V4L2_STD_B	(V4L2_STD_PAL_B|V4L2_STD_PAL_B1|V4L2_STD_SECAM_B)
688 #define V4L2_STD_GH	(V4L2_STD_PAL_G|V4L2_STD_PAL_H|V4L2_STD_SECAM_G|V4L2_STD_SECAM_H)
689 #define V4L2_STD_DK	(V4L2_STD_PAL_DK|V4L2_STD_SECAM_DK)
690 
691 /* some common needed stuff */
692 #define V4L2_STD_PAL_BG		(V4L2_STD_PAL_B		|\
693 				 V4L2_STD_PAL_B1	|\
694 				 V4L2_STD_PAL_G)
695 #define V4L2_STD_PAL_DK		(V4L2_STD_PAL_D		|\
696 				 V4L2_STD_PAL_D1	|\
697 				 V4L2_STD_PAL_K)
698 #define V4L2_STD_PAL		(V4L2_STD_PAL_BG	|\
699 				 V4L2_STD_PAL_DK	|\
700 				 V4L2_STD_PAL_H		|\
701 				 V4L2_STD_PAL_I)
702 #define V4L2_STD_NTSC           (V4L2_STD_NTSC_M	|\
703 				 V4L2_STD_NTSC_M_JP     |\
704 				 V4L2_STD_NTSC_M_KR)
705 #define V4L2_STD_SECAM_DK      	(V4L2_STD_SECAM_D	|\
706 				 V4L2_STD_SECAM_K	|\
707 				 V4L2_STD_SECAM_K1)
708 #define V4L2_STD_SECAM		(V4L2_STD_SECAM_B	|\
709 				 V4L2_STD_SECAM_G	|\
710 				 V4L2_STD_SECAM_H	|\
711 				 V4L2_STD_SECAM_DK	|\
712 				 V4L2_STD_SECAM_L       |\
713 				 V4L2_STD_SECAM_LC)
714 
715 #define V4L2_STD_525_60		(V4L2_STD_PAL_M		|\
716 				 V4L2_STD_PAL_60	|\
717 				 V4L2_STD_NTSC		|\
718 				 V4L2_STD_NTSC_443)
719 #define V4L2_STD_625_50		(V4L2_STD_PAL		|\
720 				 V4L2_STD_PAL_N		|\
721 				 V4L2_STD_PAL_Nc	|\
722 				 V4L2_STD_SECAM)
723 #define V4L2_STD_ATSC           (V4L2_STD_ATSC_8_VSB    |\
724 				 V4L2_STD_ATSC_16_VSB)
725 
726 #define V4L2_STD_UNKNOWN        0
727 #define V4L2_STD_ALL            (V4L2_STD_525_60	|\
728 				 V4L2_STD_625_50)
729 
730 struct v4l2_standard {
731 	__u32		     index;
732 	v4l2_std_id          id;
733 	__u8		     name[24];
734 	struct v4l2_fract    frameperiod; /* Frames, not fields */
735 	__u32		     framelines;
736 	__u32		     reserved[4];
737 };
738 
739 /*
740  *	V I D E O	T I M I N G S	D V	P R E S E T
741  */
742 struct v4l2_dv_preset {
743 	__u32	preset;
744 	__u32	reserved[4];
745 };
746 
747 /*
748  *	D V	P R E S E T S	E N U M E R A T I O N
749  */
750 struct v4l2_dv_enum_preset {
751 	__u32	index;
752 	__u32	preset;
753 	__u8	name[32]; /* Name of the preset timing */
754 	__u32	width;
755 	__u32	height;
756 	__u32	reserved[4];
757 };
758 
759 /*
760  * 	D V	P R E S E T	V A L U E S
761  */
762 #define		V4L2_DV_INVALID		0
763 #define		V4L2_DV_480P59_94	1 /* BT.1362 */
764 #define		V4L2_DV_576P50		2 /* BT.1362 */
765 #define		V4L2_DV_720P24		3 /* SMPTE 296M */
766 #define		V4L2_DV_720P25		4 /* SMPTE 296M */
767 #define		V4L2_DV_720P30		5 /* SMPTE 296M */
768 #define		V4L2_DV_720P50		6 /* SMPTE 296M */
769 #define		V4L2_DV_720P59_94	7 /* SMPTE 274M */
770 #define		V4L2_DV_720P60		8 /* SMPTE 274M/296M */
771 #define		V4L2_DV_1080I29_97	9 /* BT.1120/ SMPTE 274M */
772 #define		V4L2_DV_1080I30		10 /* BT.1120/ SMPTE 274M */
773 #define		V4L2_DV_1080I25		11 /* BT.1120 */
774 #define		V4L2_DV_1080I50		12 /* SMPTE 296M */
775 #define		V4L2_DV_1080I60		13 /* SMPTE 296M */
776 #define		V4L2_DV_1080P24		14 /* SMPTE 296M */
777 #define		V4L2_DV_1080P25		15 /* SMPTE 296M */
778 #define		V4L2_DV_1080P30		16 /* SMPTE 296M */
779 #define		V4L2_DV_1080P50		17 /* BT.1120 */
780 #define		V4L2_DV_1080P60		18 /* BT.1120 */
781 
782 /*
783  *	D V 	B T	T I M I N G S
784  */
785 
786 /* BT.656/BT.1120 timing data */
787 struct v4l2_bt_timings {
788 	__u32	width;		/* width in pixels */
789 	__u32	height;		/* height in lines */
790 	__u32	interlaced;	/* Interlaced or progressive */
791 	__u32	polarities;	/* Positive or negative polarity */
792 	__u64	pixelclock;	/* Pixel clock in HZ. Ex. 74.25MHz->74250000 */
793 	__u32	hfrontporch;	/* Horizpontal front porch in pixels */
794 	__u32	hsync;		/* Horizontal Sync length in pixels */
795 	__u32	hbackporch;	/* Horizontal back porch in pixels */
796 	__u32	vfrontporch;	/* Vertical front porch in pixels */
797 	__u32	vsync;		/* Vertical Sync length in lines */
798 	__u32	vbackporch;	/* Vertical back porch in lines */
799 	__u32	il_vfrontporch;	/* Vertical front porch for bottom field of
800 				 * interlaced field formats
801 				 */
802 	__u32	il_vsync;	/* Vertical sync length for bottom field of
803 				 * interlaced field formats
804 				 */
805 	__u32	il_vbackporch;	/* Vertical back porch for bottom field of
806 				 * interlaced field formats
807 				 */
808 	__u32	reserved[16];
809 } __attribute__ ((packed));
810 
811 /* Interlaced or progressive format */
812 #define	V4L2_DV_PROGRESSIVE	0
813 #define	V4L2_DV_INTERLACED	1
814 
815 /* Polarities. If bit is not set, it is assumed to be negative polarity */
816 #define V4L2_DV_VSYNC_POS_POL	0x00000001
817 #define V4L2_DV_HSYNC_POS_POL	0x00000002
818 
819 
820 /* DV timings */
821 struct v4l2_dv_timings {
822 	__u32 type;
823 	union {
824 		struct v4l2_bt_timings	bt;
825 		__u32	reserved[32];
826 	};
827 } __attribute__ ((packed));
828 
829 /* Values for the type field */
830 #define V4L2_DV_BT_656_1120	0	/* BT.656/1120 timing type */
831 
832 /*
833  *	V I D E O   I N P U T S
834  */
835 struct v4l2_input {
836 	__u32	     index;		/*  Which input */
837 	__u8	     name[32];		/*  Label */
838 	__u32	     type;		/*  Type of input */
839 	__u32	     audioset;		/*  Associated audios (bitfield) */
840 	__u32        tuner;             /*  Associated tuner */
841 	v4l2_std_id  std;
842 	__u32	     status;
843 	__u32	     capabilities;
844 	__u32	     reserved[3];
845 };
846 
847 /*  Values for the 'type' field */
848 #define V4L2_INPUT_TYPE_TUNER		1
849 #define V4L2_INPUT_TYPE_CAMERA		2
850 
851 /* field 'status' - general */
852 #define V4L2_IN_ST_NO_POWER    0x00000001  /* Attached device is off */
853 #define V4L2_IN_ST_NO_SIGNAL   0x00000002
854 #define V4L2_IN_ST_NO_COLOR    0x00000004
855 
856 /* field 'status' - sensor orientation */
857 /* If sensor is mounted upside down set both bits */
858 #define V4L2_IN_ST_HFLIP       0x00000010 /* Frames are flipped horizontally */
859 #define V4L2_IN_ST_VFLIP       0x00000020 /* Frames are flipped vertically */
860 
861 /* field 'status' - analog */
862 #define V4L2_IN_ST_NO_H_LOCK   0x00000100  /* No horizontal sync lock */
863 #define V4L2_IN_ST_COLOR_KILL  0x00000200  /* Color killer is active */
864 
865 /* field 'status' - digital */
866 #define V4L2_IN_ST_NO_SYNC     0x00010000  /* No synchronization lock */
867 #define V4L2_IN_ST_NO_EQU      0x00020000  /* No equalizer lock */
868 #define V4L2_IN_ST_NO_CARRIER  0x00040000  /* Carrier recovery failed */
869 
870 /* field 'status' - VCR and set-top box */
871 #define V4L2_IN_ST_MACROVISION 0x01000000  /* Macrovision detected */
872 #define V4L2_IN_ST_NO_ACCESS   0x02000000  /* Conditional access denied */
873 #define V4L2_IN_ST_VTR         0x04000000  /* VTR time constant */
874 
875 /* capabilities flags */
876 #define V4L2_IN_CAP_PRESETS		0x00000001 /* Supports S_DV_PRESET */
877 #define V4L2_IN_CAP_CUSTOM_TIMINGS	0x00000002 /* Supports S_DV_TIMINGS */
878 #define V4L2_IN_CAP_STD			0x00000004 /* Supports S_STD */
879 
880 /*
881  *	V I D E O   O U T P U T S
882  */
883 struct v4l2_output {
884 	__u32	     index;		/*  Which output */
885 	__u8	     name[32];		/*  Label */
886 	__u32	     type;		/*  Type of output */
887 	__u32	     audioset;		/*  Associated audios (bitfield) */
888 	__u32	     modulator;         /*  Associated modulator */
889 	v4l2_std_id  std;
890 	__u32	     capabilities;
891 	__u32	     reserved[3];
892 };
893 /*  Values for the 'type' field */
894 #define V4L2_OUTPUT_TYPE_MODULATOR		1
895 #define V4L2_OUTPUT_TYPE_ANALOG			2
896 #define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY	3
897 
898 /* capabilities flags */
899 #define V4L2_OUT_CAP_PRESETS		0x00000001 /* Supports S_DV_PRESET */
900 #define V4L2_OUT_CAP_CUSTOM_TIMINGS	0x00000002 /* Supports S_DV_TIMINGS */
901 #define V4L2_OUT_CAP_STD		0x00000004 /* Supports S_STD */
902 
903 /*
904  *	C O N T R O L S
905  */
906 struct v4l2_control {
907 	__u32		     id;
908 	__s32		     value;
909 };
910 
911 struct v4l2_ext_control {
912 	__u32 id;
913 	__u32 size;
914 	__u32 reserved2[1];
915 	union {
916 		__s32 value;
917 		__s64 value64;
918 		char *string;
919 	};
920 } __attribute__ ((packed));
921 
922 struct v4l2_ext_controls {
923 	__u32 ctrl_class;
924 	__u32 count;
925 	__u32 error_idx;
926 	__u32 reserved[2];
927 	struct v4l2_ext_control *controls;
928 };
929 
930 /*  Values for ctrl_class field */
931 #define V4L2_CTRL_CLASS_USER 0x00980000	/* Old-style 'user' controls */
932 #define V4L2_CTRL_CLASS_MPEG 0x00990000	/* MPEG-compression controls */
933 #define V4L2_CTRL_CLASS_CAMERA 0x009a0000	/* Camera class controls */
934 #define V4L2_CTRL_CLASS_FM_TX 0x009b0000	/* FM Modulator control class */
935 
936 #define V4L2_CTRL_ID_MASK      	  (0x0fffffff)
937 #define V4L2_CTRL_ID2CLASS(id)    ((id) & 0x0fff0000UL)
938 #define V4L2_CTRL_DRIVER_PRIV(id) (((id) & 0xffff) >= 0x1000)
939 
940 enum v4l2_ctrl_type {
941 	V4L2_CTRL_TYPE_INTEGER	     = 1,
942 	V4L2_CTRL_TYPE_BOOLEAN	     = 2,
943 	V4L2_CTRL_TYPE_MENU	     = 3,
944 	V4L2_CTRL_TYPE_BUTTON	     = 4,
945 	V4L2_CTRL_TYPE_INTEGER64     = 5,
946 	V4L2_CTRL_TYPE_CTRL_CLASS    = 6,
947 	V4L2_CTRL_TYPE_STRING        = 7,
948 };
949 
950 /*  Used in the VIDIOC_QUERYCTRL ioctl for querying controls */
951 struct v4l2_queryctrl {
952 	__u32		     id;
953 	enum v4l2_ctrl_type  type;
954 	__u8		     name[32];	/* Whatever */
955 	__s32		     minimum;	/* Note signedness */
956 	__s32		     maximum;
957 	__s32		     step;
958 	__s32		     default_value;
959 	__u32                flags;
960 	__u32		     reserved[2];
961 };
962 
963 /*  Used in the VIDIOC_QUERYMENU ioctl for querying menu items */
964 struct v4l2_querymenu {
965 	__u32		id;
966 	__u32		index;
967 	__u8		name[32];	/* Whatever */
968 	__u32		reserved;
969 };
970 
971 /*  Control flags  */
972 #define V4L2_CTRL_FLAG_DISABLED		0x0001
973 #define V4L2_CTRL_FLAG_GRABBED		0x0002
974 #define V4L2_CTRL_FLAG_READ_ONLY 	0x0004
975 #define V4L2_CTRL_FLAG_UPDATE 		0x0008
976 #define V4L2_CTRL_FLAG_INACTIVE 	0x0010
977 #define V4L2_CTRL_FLAG_SLIDER 		0x0020
978 #define V4L2_CTRL_FLAG_WRITE_ONLY 	0x0040
979 
980 /*  Query flag, to be ORed with the control ID */
981 #define V4L2_CTRL_FLAG_NEXT_CTRL	0x80000000
982 
983 /*  User-class control IDs defined by V4L2 */
984 #define V4L2_CID_BASE			(V4L2_CTRL_CLASS_USER | 0x900)
985 #define V4L2_CID_USER_BASE 		V4L2_CID_BASE
986 /*  IDs reserved for driver specific controls */
987 #define V4L2_CID_PRIVATE_BASE		0x08000000
988 
989 #define V4L2_CID_USER_CLASS 		(V4L2_CTRL_CLASS_USER | 1)
990 #define V4L2_CID_BRIGHTNESS		(V4L2_CID_BASE+0)
991 #define V4L2_CID_CONTRAST		(V4L2_CID_BASE+1)
992 #define V4L2_CID_SATURATION		(V4L2_CID_BASE+2)
993 #define V4L2_CID_HUE			(V4L2_CID_BASE+3)
994 #define V4L2_CID_AUDIO_VOLUME		(V4L2_CID_BASE+5)
995 #define V4L2_CID_AUDIO_BALANCE		(V4L2_CID_BASE+6)
996 #define V4L2_CID_AUDIO_BASS		(V4L2_CID_BASE+7)
997 #define V4L2_CID_AUDIO_TREBLE		(V4L2_CID_BASE+8)
998 #define V4L2_CID_AUDIO_MUTE		(V4L2_CID_BASE+9)
999 #define V4L2_CID_AUDIO_LOUDNESS		(V4L2_CID_BASE+10)
1000 #define V4L2_CID_BLACK_LEVEL		(V4L2_CID_BASE+11) /* Deprecated */
1001 #define V4L2_CID_AUTO_WHITE_BALANCE	(V4L2_CID_BASE+12)
1002 #define V4L2_CID_DO_WHITE_BALANCE	(V4L2_CID_BASE+13)
1003 #define V4L2_CID_RED_BALANCE		(V4L2_CID_BASE+14)
1004 #define V4L2_CID_BLUE_BALANCE		(V4L2_CID_BASE+15)
1005 #define V4L2_CID_GAMMA			(V4L2_CID_BASE+16)
1006 #define V4L2_CID_WHITENESS		(V4L2_CID_GAMMA) /* Deprecated */
1007 #define V4L2_CID_EXPOSURE		(V4L2_CID_BASE+17)
1008 #define V4L2_CID_AUTOGAIN		(V4L2_CID_BASE+18)
1009 #define V4L2_CID_GAIN			(V4L2_CID_BASE+19)
1010 #define V4L2_CID_HFLIP			(V4L2_CID_BASE+20)
1011 #define V4L2_CID_VFLIP			(V4L2_CID_BASE+21)
1012 
1013 /* Deprecated; use V4L2_CID_PAN_RESET and V4L2_CID_TILT_RESET */
1014 #define V4L2_CID_HCENTER		(V4L2_CID_BASE+22)
1015 #define V4L2_CID_VCENTER		(V4L2_CID_BASE+23)
1016 
1017 #define V4L2_CID_POWER_LINE_FREQUENCY	(V4L2_CID_BASE+24)
1018 enum v4l2_power_line_frequency {
1019 	V4L2_CID_POWER_LINE_FREQUENCY_DISABLED	= 0,
1020 	V4L2_CID_POWER_LINE_FREQUENCY_50HZ	= 1,
1021 	V4L2_CID_POWER_LINE_FREQUENCY_60HZ	= 2,
1022 };
1023 #define V4L2_CID_HUE_AUTO			(V4L2_CID_BASE+25)
1024 #define V4L2_CID_WHITE_BALANCE_TEMPERATURE	(V4L2_CID_BASE+26)
1025 #define V4L2_CID_SHARPNESS			(V4L2_CID_BASE+27)
1026 #define V4L2_CID_BACKLIGHT_COMPENSATION 	(V4L2_CID_BASE+28)
1027 #define V4L2_CID_CHROMA_AGC                     (V4L2_CID_BASE+29)
1028 #define V4L2_CID_COLOR_KILLER                   (V4L2_CID_BASE+30)
1029 #define V4L2_CID_COLORFX			(V4L2_CID_BASE+31)
1030 enum v4l2_colorfx {
1031 	V4L2_COLORFX_NONE	= 0,
1032 	V4L2_COLORFX_BW		= 1,
1033 	V4L2_COLORFX_SEPIA	= 2,
1034 	V4L2_COLORFX_NEGATIVE = 3,
1035 	V4L2_COLORFX_EMBOSS = 4,
1036 	V4L2_COLORFX_SKETCH = 5,
1037 	V4L2_COLORFX_SKY_BLUE = 6,
1038 	V4L2_COLORFX_GRASS_GREEN = 7,
1039 	V4L2_COLORFX_SKIN_WHITEN = 8,
1040 	V4L2_COLORFX_VIVID = 9,
1041 };
1042 #define V4L2_CID_AUTOBRIGHTNESS			(V4L2_CID_BASE+32)
1043 #define V4L2_CID_BAND_STOP_FILTER		(V4L2_CID_BASE+33)
1044 
1045 #define V4L2_CID_ROTATE				(V4L2_CID_BASE+34)
1046 #define V4L2_CID_BG_COLOR			(V4L2_CID_BASE+35)
1047 
1048 #define V4L2_CID_CHROMA_GAIN                    (V4L2_CID_BASE+36)
1049 
1050 #define V4L2_CID_ILLUMINATORS_1			(V4L2_CID_BASE+37)
1051 #define V4L2_CID_ILLUMINATORS_2			(V4L2_CID_BASE+38)
1052 
1053 /* last CID + 1 */
1054 #define V4L2_CID_LASTP1                         (V4L2_CID_BASE+39)
1055 
1056 /*  MPEG-class control IDs defined by V4L2 */
1057 #define V4L2_CID_MPEG_BASE 			(V4L2_CTRL_CLASS_MPEG | 0x900)
1058 #define V4L2_CID_MPEG_CLASS 			(V4L2_CTRL_CLASS_MPEG | 1)
1059 
1060 /*  MPEG streams */
1061 #define V4L2_CID_MPEG_STREAM_TYPE 		(V4L2_CID_MPEG_BASE+0)
1062 enum v4l2_mpeg_stream_type {
1063 	V4L2_MPEG_STREAM_TYPE_MPEG2_PS   = 0, /* MPEG-2 program stream */
1064 	V4L2_MPEG_STREAM_TYPE_MPEG2_TS   = 1, /* MPEG-2 transport stream */
1065 	V4L2_MPEG_STREAM_TYPE_MPEG1_SS   = 2, /* MPEG-1 system stream */
1066 	V4L2_MPEG_STREAM_TYPE_MPEG2_DVD  = 3, /* MPEG-2 DVD-compatible stream */
1067 	V4L2_MPEG_STREAM_TYPE_MPEG1_VCD  = 4, /* MPEG-1 VCD-compatible stream */
1068 	V4L2_MPEG_STREAM_TYPE_MPEG2_SVCD = 5, /* MPEG-2 SVCD-compatible stream */
1069 };
1070 #define V4L2_CID_MPEG_STREAM_PID_PMT 		(V4L2_CID_MPEG_BASE+1)
1071 #define V4L2_CID_MPEG_STREAM_PID_AUDIO 		(V4L2_CID_MPEG_BASE+2)
1072 #define V4L2_CID_MPEG_STREAM_PID_VIDEO 		(V4L2_CID_MPEG_BASE+3)
1073 #define V4L2_CID_MPEG_STREAM_PID_PCR 		(V4L2_CID_MPEG_BASE+4)
1074 #define V4L2_CID_MPEG_STREAM_PES_ID_AUDIO 	(V4L2_CID_MPEG_BASE+5)
1075 #define V4L2_CID_MPEG_STREAM_PES_ID_VIDEO 	(V4L2_CID_MPEG_BASE+6)
1076 #define V4L2_CID_MPEG_STREAM_VBI_FMT 		(V4L2_CID_MPEG_BASE+7)
1077 enum v4l2_mpeg_stream_vbi_fmt {
1078 	V4L2_MPEG_STREAM_VBI_FMT_NONE = 0,  /* No VBI in the MPEG stream */
1079 	V4L2_MPEG_STREAM_VBI_FMT_IVTV = 1,  /* VBI in private packets, IVTV format */
1080 };
1081 
1082 /*  MPEG audio */
1083 #define V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ 	(V4L2_CID_MPEG_BASE+100)
1084 enum v4l2_mpeg_audio_sampling_freq {
1085 	V4L2_MPEG_AUDIO_SAMPLING_FREQ_44100 = 0,
1086 	V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000 = 1,
1087 	V4L2_MPEG_AUDIO_SAMPLING_FREQ_32000 = 2,
1088 };
1089 #define V4L2_CID_MPEG_AUDIO_ENCODING 		(V4L2_CID_MPEG_BASE+101)
1090 enum v4l2_mpeg_audio_encoding {
1091 	V4L2_MPEG_AUDIO_ENCODING_LAYER_1 = 0,
1092 	V4L2_MPEG_AUDIO_ENCODING_LAYER_2 = 1,
1093 	V4L2_MPEG_AUDIO_ENCODING_LAYER_3 = 2,
1094 	V4L2_MPEG_AUDIO_ENCODING_AAC     = 3,
1095 	V4L2_MPEG_AUDIO_ENCODING_AC3     = 4,
1096 };
1097 #define V4L2_CID_MPEG_AUDIO_L1_BITRATE 		(V4L2_CID_MPEG_BASE+102)
1098 enum v4l2_mpeg_audio_l1_bitrate {
1099 	V4L2_MPEG_AUDIO_L1_BITRATE_32K  = 0,
1100 	V4L2_MPEG_AUDIO_L1_BITRATE_64K  = 1,
1101 	V4L2_MPEG_AUDIO_L1_BITRATE_96K  = 2,
1102 	V4L2_MPEG_AUDIO_L1_BITRATE_128K = 3,
1103 	V4L2_MPEG_AUDIO_L1_BITRATE_160K = 4,
1104 	V4L2_MPEG_AUDIO_L1_BITRATE_192K = 5,
1105 	V4L2_MPEG_AUDIO_L1_BITRATE_224K = 6,
1106 	V4L2_MPEG_AUDIO_L1_BITRATE_256K = 7,
1107 	V4L2_MPEG_AUDIO_L1_BITRATE_288K = 8,
1108 	V4L2_MPEG_AUDIO_L1_BITRATE_320K = 9,
1109 	V4L2_MPEG_AUDIO_L1_BITRATE_352K = 10,
1110 	V4L2_MPEG_AUDIO_L1_BITRATE_384K = 11,
1111 	V4L2_MPEG_AUDIO_L1_BITRATE_416K = 12,
1112 	V4L2_MPEG_AUDIO_L1_BITRATE_448K = 13,
1113 };
1114 #define V4L2_CID_MPEG_AUDIO_L2_BITRATE 		(V4L2_CID_MPEG_BASE+103)
1115 enum v4l2_mpeg_audio_l2_bitrate {
1116 	V4L2_MPEG_AUDIO_L2_BITRATE_32K  = 0,
1117 	V4L2_MPEG_AUDIO_L2_BITRATE_48K  = 1,
1118 	V4L2_MPEG_AUDIO_L2_BITRATE_56K  = 2,
1119 	V4L2_MPEG_AUDIO_L2_BITRATE_64K  = 3,
1120 	V4L2_MPEG_AUDIO_L2_BITRATE_80K  = 4,
1121 	V4L2_MPEG_AUDIO_L2_BITRATE_96K  = 5,
1122 	V4L2_MPEG_AUDIO_L2_BITRATE_112K = 6,
1123 	V4L2_MPEG_AUDIO_L2_BITRATE_128K = 7,
1124 	V4L2_MPEG_AUDIO_L2_BITRATE_160K = 8,
1125 	V4L2_MPEG_AUDIO_L2_BITRATE_192K = 9,
1126 	V4L2_MPEG_AUDIO_L2_BITRATE_224K = 10,
1127 	V4L2_MPEG_AUDIO_L2_BITRATE_256K = 11,
1128 	V4L2_MPEG_AUDIO_L2_BITRATE_320K = 12,
1129 	V4L2_MPEG_AUDIO_L2_BITRATE_384K = 13,
1130 };
1131 #define V4L2_CID_MPEG_AUDIO_L3_BITRATE 		(V4L2_CID_MPEG_BASE+104)
1132 enum v4l2_mpeg_audio_l3_bitrate {
1133 	V4L2_MPEG_AUDIO_L3_BITRATE_32K  = 0,
1134 	V4L2_MPEG_AUDIO_L3_BITRATE_40K  = 1,
1135 	V4L2_MPEG_AUDIO_L3_BITRATE_48K  = 2,
1136 	V4L2_MPEG_AUDIO_L3_BITRATE_56K  = 3,
1137 	V4L2_MPEG_AUDIO_L3_BITRATE_64K  = 4,
1138 	V4L2_MPEG_AUDIO_L3_BITRATE_80K  = 5,
1139 	V4L2_MPEG_AUDIO_L3_BITRATE_96K  = 6,
1140 	V4L2_MPEG_AUDIO_L3_BITRATE_112K = 7,
1141 	V4L2_MPEG_AUDIO_L3_BITRATE_128K = 8,
1142 	V4L2_MPEG_AUDIO_L3_BITRATE_160K = 9,
1143 	V4L2_MPEG_AUDIO_L3_BITRATE_192K = 10,
1144 	V4L2_MPEG_AUDIO_L3_BITRATE_224K = 11,
1145 	V4L2_MPEG_AUDIO_L3_BITRATE_256K = 12,
1146 	V4L2_MPEG_AUDIO_L3_BITRATE_320K = 13,
1147 };
1148 #define V4L2_CID_MPEG_AUDIO_MODE 		(V4L2_CID_MPEG_BASE+105)
1149 enum v4l2_mpeg_audio_mode {
1150 	V4L2_MPEG_AUDIO_MODE_STEREO       = 0,
1151 	V4L2_MPEG_AUDIO_MODE_JOINT_STEREO = 1,
1152 	V4L2_MPEG_AUDIO_MODE_DUAL         = 2,
1153 	V4L2_MPEG_AUDIO_MODE_MONO         = 3,
1154 };
1155 #define V4L2_CID_MPEG_AUDIO_MODE_EXTENSION 	(V4L2_CID_MPEG_BASE+106)
1156 enum v4l2_mpeg_audio_mode_extension {
1157 	V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4  = 0,
1158 	V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_8  = 1,
1159 	V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_12 = 2,
1160 	V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_16 = 3,
1161 };
1162 #define V4L2_CID_MPEG_AUDIO_EMPHASIS 		(V4L2_CID_MPEG_BASE+107)
1163 enum v4l2_mpeg_audio_emphasis {
1164 	V4L2_MPEG_AUDIO_EMPHASIS_NONE         = 0,
1165 	V4L2_MPEG_AUDIO_EMPHASIS_50_DIV_15_uS = 1,
1166 	V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17    = 2,
1167 };
1168 #define V4L2_CID_MPEG_AUDIO_CRC 		(V4L2_CID_MPEG_BASE+108)
1169 enum v4l2_mpeg_audio_crc {
1170 	V4L2_MPEG_AUDIO_CRC_NONE  = 0,
1171 	V4L2_MPEG_AUDIO_CRC_CRC16 = 1,
1172 };
1173 #define V4L2_CID_MPEG_AUDIO_MUTE 		(V4L2_CID_MPEG_BASE+109)
1174 #define V4L2_CID_MPEG_AUDIO_AAC_BITRATE		(V4L2_CID_MPEG_BASE+110)
1175 #define V4L2_CID_MPEG_AUDIO_AC3_BITRATE		(V4L2_CID_MPEG_BASE+111)
1176 enum v4l2_mpeg_audio_ac3_bitrate {
1177 	V4L2_MPEG_AUDIO_AC3_BITRATE_32K  = 0,
1178 	V4L2_MPEG_AUDIO_AC3_BITRATE_40K  = 1,
1179 	V4L2_MPEG_AUDIO_AC3_BITRATE_48K  = 2,
1180 	V4L2_MPEG_AUDIO_AC3_BITRATE_56K  = 3,
1181 	V4L2_MPEG_AUDIO_AC3_BITRATE_64K  = 4,
1182 	V4L2_MPEG_AUDIO_AC3_BITRATE_80K  = 5,
1183 	V4L2_MPEG_AUDIO_AC3_BITRATE_96K  = 6,
1184 	V4L2_MPEG_AUDIO_AC3_BITRATE_112K = 7,
1185 	V4L2_MPEG_AUDIO_AC3_BITRATE_128K = 8,
1186 	V4L2_MPEG_AUDIO_AC3_BITRATE_160K = 9,
1187 	V4L2_MPEG_AUDIO_AC3_BITRATE_192K = 10,
1188 	V4L2_MPEG_AUDIO_AC3_BITRATE_224K = 11,
1189 	V4L2_MPEG_AUDIO_AC3_BITRATE_256K = 12,
1190 	V4L2_MPEG_AUDIO_AC3_BITRATE_320K = 13,
1191 	V4L2_MPEG_AUDIO_AC3_BITRATE_384K = 14,
1192 	V4L2_MPEG_AUDIO_AC3_BITRATE_448K = 15,
1193 	V4L2_MPEG_AUDIO_AC3_BITRATE_512K = 16,
1194 	V4L2_MPEG_AUDIO_AC3_BITRATE_576K = 17,
1195 	V4L2_MPEG_AUDIO_AC3_BITRATE_640K = 18,
1196 };
1197 
1198 /*  MPEG video */
1199 #define V4L2_CID_MPEG_VIDEO_ENCODING 		(V4L2_CID_MPEG_BASE+200)
1200 enum v4l2_mpeg_video_encoding {
1201 	V4L2_MPEG_VIDEO_ENCODING_MPEG_1     = 0,
1202 	V4L2_MPEG_VIDEO_ENCODING_MPEG_2     = 1,
1203 	V4L2_MPEG_VIDEO_ENCODING_MPEG_4_AVC = 2,
1204 };
1205 #define V4L2_CID_MPEG_VIDEO_ASPECT 		(V4L2_CID_MPEG_BASE+201)
1206 enum v4l2_mpeg_video_aspect {
1207 	V4L2_MPEG_VIDEO_ASPECT_1x1     = 0,
1208 	V4L2_MPEG_VIDEO_ASPECT_4x3     = 1,
1209 	V4L2_MPEG_VIDEO_ASPECT_16x9    = 2,
1210 	V4L2_MPEG_VIDEO_ASPECT_221x100 = 3,
1211 };
1212 #define V4L2_CID_MPEG_VIDEO_B_FRAMES 		(V4L2_CID_MPEG_BASE+202)
1213 #define V4L2_CID_MPEG_VIDEO_GOP_SIZE 		(V4L2_CID_MPEG_BASE+203)
1214 #define V4L2_CID_MPEG_VIDEO_GOP_CLOSURE 	(V4L2_CID_MPEG_BASE+204)
1215 #define V4L2_CID_MPEG_VIDEO_PULLDOWN 		(V4L2_CID_MPEG_BASE+205)
1216 #define V4L2_CID_MPEG_VIDEO_BITRATE_MODE 	(V4L2_CID_MPEG_BASE+206)
1217 enum v4l2_mpeg_video_bitrate_mode {
1218 	V4L2_MPEG_VIDEO_BITRATE_MODE_VBR = 0,
1219 	V4L2_MPEG_VIDEO_BITRATE_MODE_CBR = 1,
1220 };
1221 #define V4L2_CID_MPEG_VIDEO_BITRATE 		(V4L2_CID_MPEG_BASE+207)
1222 #define V4L2_CID_MPEG_VIDEO_BITRATE_PEAK 	(V4L2_CID_MPEG_BASE+208)
1223 #define V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION (V4L2_CID_MPEG_BASE+209)
1224 #define V4L2_CID_MPEG_VIDEO_MUTE 		(V4L2_CID_MPEG_BASE+210)
1225 #define V4L2_CID_MPEG_VIDEO_MUTE_YUV 		(V4L2_CID_MPEG_BASE+211)
1226 
1227 /*  MPEG-class control IDs specific to the CX2341x driver as defined by V4L2 */
1228 #define V4L2_CID_MPEG_CX2341X_BASE 				(V4L2_CTRL_CLASS_MPEG | 0x1000)
1229 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE 	(V4L2_CID_MPEG_CX2341X_BASE+0)
1230 enum v4l2_mpeg_cx2341x_video_spatial_filter_mode {
1231 	V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL = 0,
1232 	V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO   = 1,
1233 };
1234 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER 		(V4L2_CID_MPEG_CX2341X_BASE+1)
1235 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE 	(V4L2_CID_MPEG_CX2341X_BASE+2)
1236 enum v4l2_mpeg_cx2341x_video_luma_spatial_filter_type {
1237 	V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF                  = 0,
1238 	V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_HOR               = 1,
1239 	V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_VERT              = 2,
1240 	V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_HV_SEPARABLE      = 3,
1241 	V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_SYM_NON_SEPARABLE = 4,
1242 };
1243 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE 	(V4L2_CID_MPEG_CX2341X_BASE+3)
1244 enum v4l2_mpeg_cx2341x_video_chroma_spatial_filter_type {
1245 	V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF    = 0,
1246 	V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR = 1,
1247 };
1248 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE 	(V4L2_CID_MPEG_CX2341X_BASE+4)
1249 enum v4l2_mpeg_cx2341x_video_temporal_filter_mode {
1250 	V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL = 0,
1251 	V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO   = 1,
1252 };
1253 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER 		(V4L2_CID_MPEG_CX2341X_BASE+5)
1254 #define V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE 		(V4L2_CID_MPEG_CX2341X_BASE+6)
1255 enum v4l2_mpeg_cx2341x_video_median_filter_type {
1256 	V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF      = 0,
1257 	V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR      = 1,
1258 	V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_VERT     = 2,
1259 	V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR_VERT = 3,
1260 	V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_DIAG     = 4,
1261 };
1262 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM 	(V4L2_CID_MPEG_CX2341X_BASE+7)
1263 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP 	(V4L2_CID_MPEG_CX2341X_BASE+8)
1264 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM	(V4L2_CID_MPEG_CX2341X_BASE+9)
1265 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP 	(V4L2_CID_MPEG_CX2341X_BASE+10)
1266 #define V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS 	(V4L2_CID_MPEG_CX2341X_BASE+11)
1267 
1268 /*  Camera class control IDs */
1269 #define V4L2_CID_CAMERA_CLASS_BASE 	(V4L2_CTRL_CLASS_CAMERA | 0x900)
1270 #define V4L2_CID_CAMERA_CLASS 		(V4L2_CTRL_CLASS_CAMERA | 1)
1271 
1272 #define V4L2_CID_EXPOSURE_AUTO			(V4L2_CID_CAMERA_CLASS_BASE+1)
1273 enum  v4l2_exposure_auto_type {
1274 	V4L2_EXPOSURE_AUTO = 0,
1275 	V4L2_EXPOSURE_MANUAL = 1,
1276 	V4L2_EXPOSURE_SHUTTER_PRIORITY = 2,
1277 	V4L2_EXPOSURE_APERTURE_PRIORITY = 3
1278 };
1279 #define V4L2_CID_EXPOSURE_ABSOLUTE		(V4L2_CID_CAMERA_CLASS_BASE+2)
1280 #define V4L2_CID_EXPOSURE_AUTO_PRIORITY		(V4L2_CID_CAMERA_CLASS_BASE+3)
1281 
1282 #define V4L2_CID_PAN_RELATIVE			(V4L2_CID_CAMERA_CLASS_BASE+4)
1283 #define V4L2_CID_TILT_RELATIVE			(V4L2_CID_CAMERA_CLASS_BASE+5)
1284 #define V4L2_CID_PAN_RESET			(V4L2_CID_CAMERA_CLASS_BASE+6)
1285 #define V4L2_CID_TILT_RESET			(V4L2_CID_CAMERA_CLASS_BASE+7)
1286 
1287 #define V4L2_CID_PAN_ABSOLUTE			(V4L2_CID_CAMERA_CLASS_BASE+8)
1288 #define V4L2_CID_TILT_ABSOLUTE			(V4L2_CID_CAMERA_CLASS_BASE+9)
1289 
1290 #define V4L2_CID_FOCUS_ABSOLUTE			(V4L2_CID_CAMERA_CLASS_BASE+10)
1291 #define V4L2_CID_FOCUS_RELATIVE			(V4L2_CID_CAMERA_CLASS_BASE+11)
1292 #define V4L2_CID_FOCUS_AUTO			(V4L2_CID_CAMERA_CLASS_BASE+12)
1293 
1294 #define V4L2_CID_ZOOM_ABSOLUTE			(V4L2_CID_CAMERA_CLASS_BASE+13)
1295 #define V4L2_CID_ZOOM_RELATIVE			(V4L2_CID_CAMERA_CLASS_BASE+14)
1296 #define V4L2_CID_ZOOM_CONTINUOUS		(V4L2_CID_CAMERA_CLASS_BASE+15)
1297 
1298 #define V4L2_CID_PRIVACY			(V4L2_CID_CAMERA_CLASS_BASE+16)
1299 
1300 #define V4L2_CID_IRIS_ABSOLUTE			(V4L2_CID_CAMERA_CLASS_BASE+17)
1301 #define V4L2_CID_IRIS_RELATIVE			(V4L2_CID_CAMERA_CLASS_BASE+18)
1302 
1303 /* FM Modulator class control IDs */
1304 #define V4L2_CID_FM_TX_CLASS_BASE		(V4L2_CTRL_CLASS_FM_TX | 0x900)
1305 #define V4L2_CID_FM_TX_CLASS			(V4L2_CTRL_CLASS_FM_TX | 1)
1306 
1307 #define V4L2_CID_RDS_TX_DEVIATION		(V4L2_CID_FM_TX_CLASS_BASE + 1)
1308 #define V4L2_CID_RDS_TX_PI			(V4L2_CID_FM_TX_CLASS_BASE + 2)
1309 #define V4L2_CID_RDS_TX_PTY			(V4L2_CID_FM_TX_CLASS_BASE + 3)
1310 #define V4L2_CID_RDS_TX_PS_NAME			(V4L2_CID_FM_TX_CLASS_BASE + 5)
1311 #define V4L2_CID_RDS_TX_RADIO_TEXT		(V4L2_CID_FM_TX_CLASS_BASE + 6)
1312 
1313 #define V4L2_CID_AUDIO_LIMITER_ENABLED		(V4L2_CID_FM_TX_CLASS_BASE + 64)
1314 #define V4L2_CID_AUDIO_LIMITER_RELEASE_TIME	(V4L2_CID_FM_TX_CLASS_BASE + 65)
1315 #define V4L2_CID_AUDIO_LIMITER_DEVIATION	(V4L2_CID_FM_TX_CLASS_BASE + 66)
1316 
1317 #define V4L2_CID_AUDIO_COMPRESSION_ENABLED	(V4L2_CID_FM_TX_CLASS_BASE + 80)
1318 #define V4L2_CID_AUDIO_COMPRESSION_GAIN		(V4L2_CID_FM_TX_CLASS_BASE + 81)
1319 #define V4L2_CID_AUDIO_COMPRESSION_THRESHOLD	(V4L2_CID_FM_TX_CLASS_BASE + 82)
1320 #define V4L2_CID_AUDIO_COMPRESSION_ATTACK_TIME	(V4L2_CID_FM_TX_CLASS_BASE + 83)
1321 #define V4L2_CID_AUDIO_COMPRESSION_RELEASE_TIME	(V4L2_CID_FM_TX_CLASS_BASE + 84)
1322 
1323 #define V4L2_CID_PILOT_TONE_ENABLED		(V4L2_CID_FM_TX_CLASS_BASE + 96)
1324 #define V4L2_CID_PILOT_TONE_DEVIATION		(V4L2_CID_FM_TX_CLASS_BASE + 97)
1325 #define V4L2_CID_PILOT_TONE_FREQUENCY		(V4L2_CID_FM_TX_CLASS_BASE + 98)
1326 
1327 #define V4L2_CID_TUNE_PREEMPHASIS		(V4L2_CID_FM_TX_CLASS_BASE + 112)
1328 enum v4l2_preemphasis {
1329 	V4L2_PREEMPHASIS_DISABLED	= 0,
1330 	V4L2_PREEMPHASIS_50_uS		= 1,
1331 	V4L2_PREEMPHASIS_75_uS		= 2,
1332 };
1333 #define V4L2_CID_TUNE_POWER_LEVEL		(V4L2_CID_FM_TX_CLASS_BASE + 113)
1334 #define V4L2_CID_TUNE_ANTENNA_CAPACITOR		(V4L2_CID_FM_TX_CLASS_BASE + 114)
1335 
1336 /*
1337  *	T U N I N G
1338  */
1339 struct v4l2_tuner {
1340 	__u32                   index;
1341 	__u8			name[32];
1342 	enum v4l2_tuner_type    type;
1343 	__u32			capability;
1344 	__u32			rangelow;
1345 	__u32			rangehigh;
1346 	__u32			rxsubchans;
1347 	__u32			audmode;
1348 	__s32			signal;
1349 	__s32			afc;
1350 	__u32			reserved[4];
1351 };
1352 
1353 struct v4l2_modulator {
1354 	__u32			index;
1355 	__u8			name[32];
1356 	__u32			capability;
1357 	__u32			rangelow;
1358 	__u32			rangehigh;
1359 	__u32			txsubchans;
1360 	__u32			reserved[4];
1361 };
1362 
1363 /*  Flags for the 'capability' field */
1364 #define V4L2_TUNER_CAP_LOW		0x0001
1365 #define V4L2_TUNER_CAP_NORM		0x0002
1366 #define V4L2_TUNER_CAP_STEREO		0x0010
1367 #define V4L2_TUNER_CAP_LANG2		0x0020
1368 #define V4L2_TUNER_CAP_SAP		0x0020
1369 #define V4L2_TUNER_CAP_LANG1		0x0040
1370 #define V4L2_TUNER_CAP_RDS		0x0080
1371 #define V4L2_TUNER_CAP_RDS_BLOCK_IO	0x0100
1372 #define V4L2_TUNER_CAP_RDS_CONTROLS	0x0200
1373 
1374 /*  Flags for the 'rxsubchans' field */
1375 #define V4L2_TUNER_SUB_MONO		0x0001
1376 #define V4L2_TUNER_SUB_STEREO		0x0002
1377 #define V4L2_TUNER_SUB_LANG2		0x0004
1378 #define V4L2_TUNER_SUB_SAP		0x0004
1379 #define V4L2_TUNER_SUB_LANG1		0x0008
1380 #define V4L2_TUNER_SUB_RDS		0x0010
1381 
1382 /*  Values for the 'audmode' field */
1383 #define V4L2_TUNER_MODE_MONO		0x0000
1384 #define V4L2_TUNER_MODE_STEREO		0x0001
1385 #define V4L2_TUNER_MODE_LANG2		0x0002
1386 #define V4L2_TUNER_MODE_SAP		0x0002
1387 #define V4L2_TUNER_MODE_LANG1		0x0003
1388 #define V4L2_TUNER_MODE_LANG1_LANG2	0x0004
1389 
1390 struct v4l2_frequency {
1391 	__u32		      tuner;
1392 	enum v4l2_tuner_type  type;
1393 	__u32		      frequency;
1394 	__u32		      reserved[8];
1395 };
1396 
1397 struct v4l2_hw_freq_seek {
1398 	__u32		      tuner;
1399 	enum v4l2_tuner_type  type;
1400 	__u32		      seek_upward;
1401 	__u32		      wrap_around;
1402 	__u32		      spacing;
1403 	__u32		      reserved[7];
1404 };
1405 
1406 /*
1407  *	R D S
1408  */
1409 
1410 struct v4l2_rds_data {
1411 	__u8 	lsb;
1412 	__u8 	msb;
1413 	__u8 	block;
1414 } __attribute__ ((packed));
1415 
1416 #define V4L2_RDS_BLOCK_MSK 	 0x7
1417 #define V4L2_RDS_BLOCK_A 	 0
1418 #define V4L2_RDS_BLOCK_B 	 1
1419 #define V4L2_RDS_BLOCK_C 	 2
1420 #define V4L2_RDS_BLOCK_D 	 3
1421 #define V4L2_RDS_BLOCK_C_ALT 	 4
1422 #define V4L2_RDS_BLOCK_INVALID 	 7
1423 
1424 #define V4L2_RDS_BLOCK_CORRECTED 0x40
1425 #define V4L2_RDS_BLOCK_ERROR 	 0x80
1426 
1427 /*
1428  *	A U D I O
1429  */
1430 struct v4l2_audio {
1431 	__u32	index;
1432 	__u8	name[32];
1433 	__u32	capability;
1434 	__u32	mode;
1435 	__u32	reserved[2];
1436 };
1437 
1438 /*  Flags for the 'capability' field */
1439 #define V4L2_AUDCAP_STEREO		0x00001
1440 #define V4L2_AUDCAP_AVL			0x00002
1441 
1442 /*  Flags for the 'mode' field */
1443 #define V4L2_AUDMODE_AVL		0x00001
1444 
1445 struct v4l2_audioout {
1446 	__u32	index;
1447 	__u8	name[32];
1448 	__u32	capability;
1449 	__u32	mode;
1450 	__u32	reserved[2];
1451 };
1452 
1453 /*
1454  *	M P E G   S E R V I C E S
1455  *
1456  *	NOTE: EXPERIMENTAL API
1457  */
1458 #if 1
1459 #define V4L2_ENC_IDX_FRAME_I    (0)
1460 #define V4L2_ENC_IDX_FRAME_P    (1)
1461 #define V4L2_ENC_IDX_FRAME_B    (2)
1462 #define V4L2_ENC_IDX_FRAME_MASK (0xf)
1463 
1464 struct v4l2_enc_idx_entry {
1465 	__u64 offset;
1466 	__u64 pts;
1467 	__u32 length;
1468 	__u32 flags;
1469 	__u32 reserved[2];
1470 };
1471 
1472 #define V4L2_ENC_IDX_ENTRIES (64)
1473 struct v4l2_enc_idx {
1474 	__u32 entries;
1475 	__u32 entries_cap;
1476 	__u32 reserved[4];
1477 	struct v4l2_enc_idx_entry entry[V4L2_ENC_IDX_ENTRIES];
1478 };
1479 
1480 
1481 #define V4L2_ENC_CMD_START      (0)
1482 #define V4L2_ENC_CMD_STOP       (1)
1483 #define V4L2_ENC_CMD_PAUSE      (2)
1484 #define V4L2_ENC_CMD_RESUME     (3)
1485 
1486 /* Flags for V4L2_ENC_CMD_STOP */
1487 #define V4L2_ENC_CMD_STOP_AT_GOP_END    (1 << 0)
1488 
1489 struct v4l2_encoder_cmd {
1490 	__u32 cmd;
1491 	__u32 flags;
1492 	union {
1493 		struct {
1494 			__u32 data[8];
1495 		} raw;
1496 	};
1497 };
1498 
1499 #endif
1500 
1501 
1502 /*
1503  *	D A T A   S E R V I C E S   ( V B I )
1504  *
1505  *	Data services API by Michael Schimek
1506  */
1507 
1508 /* Raw VBI */
1509 struct v4l2_vbi_format {
1510 	__u32	sampling_rate;		/* in 1 Hz */
1511 	__u32	offset;
1512 	__u32	samples_per_line;
1513 	__u32	sample_format;		/* V4L2_PIX_FMT_* */
1514 	__s32	start[2];
1515 	__u32	count[2];
1516 	__u32	flags;			/* V4L2_VBI_* */
1517 	__u32	reserved[2];		/* must be zero */
1518 };
1519 
1520 /*  VBI flags  */
1521 #define V4L2_VBI_UNSYNC		(1 << 0)
1522 #define V4L2_VBI_INTERLACED	(1 << 1)
1523 
1524 /* Sliced VBI
1525  *
1526  *    This implements is a proposal V4L2 API to allow SLICED VBI
1527  * required for some hardware encoders. It should change without
1528  * notice in the definitive implementation.
1529  */
1530 
1531 struct v4l2_sliced_vbi_format {
1532 	__u16   service_set;
1533 	/* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
1534 	   service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
1535 				 (equals frame lines 313-336 for 625 line video
1536 				  standards, 263-286 for 525 line standards) */
1537 	__u16   service_lines[2][24];
1538 	__u32   io_size;
1539 	__u32   reserved[2];            /* must be zero */
1540 };
1541 
1542 /* Teletext World System Teletext
1543    (WST), defined on ITU-R BT.653-2 */
1544 #define V4L2_SLICED_TELETEXT_B          (0x0001)
1545 /* Video Program System, defined on ETS 300 231*/
1546 #define V4L2_SLICED_VPS                 (0x0400)
1547 /* Closed Caption, defined on EIA-608 */
1548 #define V4L2_SLICED_CAPTION_525         (0x1000)
1549 /* Wide Screen System, defined on ITU-R BT1119.1 */
1550 #define V4L2_SLICED_WSS_625             (0x4000)
1551 
1552 #define V4L2_SLICED_VBI_525             (V4L2_SLICED_CAPTION_525)
1553 #define V4L2_SLICED_VBI_625             (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625)
1554 
1555 struct v4l2_sliced_vbi_cap {
1556 	__u16   service_set;
1557 	/* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
1558 	   service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
1559 				 (equals frame lines 313-336 for 625 line video
1560 				  standards, 263-286 for 525 line standards) */
1561 	__u16   service_lines[2][24];
1562 	enum v4l2_buf_type type;
1563 	__u32   reserved[3];    /* must be 0 */
1564 };
1565 
1566 struct v4l2_sliced_vbi_data {
1567 	__u32   id;
1568 	__u32   field;          /* 0: first field, 1: second field */
1569 	__u32   line;           /* 1-23 */
1570 	__u32   reserved;       /* must be 0 */
1571 	__u8    data[48];
1572 };
1573 
1574 /*
1575  * Sliced VBI data inserted into MPEG Streams
1576  */
1577 
1578 /*
1579  * V4L2_MPEG_STREAM_VBI_FMT_IVTV:
1580  *
1581  * Structure of payload contained in an MPEG 2 Private Stream 1 PES Packet in an
1582  * MPEG-2 Program Pack that contains V4L2_MPEG_STREAM_VBI_FMT_IVTV Sliced VBI
1583  * data
1584  *
1585  * Note, the MPEG-2 Program Pack and Private Stream 1 PES packet header
1586  * definitions are not included here.  See the MPEG-2 specifications for details
1587  * on these headers.
1588  */
1589 
1590 /* Line type IDs */
1591 #define V4L2_MPEG_VBI_IVTV_TELETEXT_B     (1)
1592 #define V4L2_MPEG_VBI_IVTV_CAPTION_525    (4)
1593 #define V4L2_MPEG_VBI_IVTV_WSS_625        (5)
1594 #define V4L2_MPEG_VBI_IVTV_VPS            (7)
1595 
1596 struct v4l2_mpeg_vbi_itv0_line {
1597 	__u8 id;	/* One of V4L2_MPEG_VBI_IVTV_* above */
1598 	__u8 data[42];	/* Sliced VBI data for the line */
1599 } __attribute__ ((packed));
1600 
1601 struct v4l2_mpeg_vbi_itv0 {
1602 	__le32 linemask[2]; /* Bitmasks of VBI service lines present */
1603 	struct v4l2_mpeg_vbi_itv0_line line[35];
1604 } __attribute__ ((packed));
1605 
1606 struct v4l2_mpeg_vbi_ITV0 {
1607 	struct v4l2_mpeg_vbi_itv0_line line[36];
1608 } __attribute__ ((packed));
1609 
1610 #define V4L2_MPEG_VBI_IVTV_MAGIC0	"itv0"
1611 #define V4L2_MPEG_VBI_IVTV_MAGIC1	"ITV0"
1612 
1613 struct v4l2_mpeg_vbi_fmt_ivtv {
1614 	__u8 magic[4];
1615 	union {
1616 		struct v4l2_mpeg_vbi_itv0 itv0;
1617 		struct v4l2_mpeg_vbi_ITV0 ITV0;
1618 	};
1619 } __attribute__ ((packed));
1620 
1621 /*
1622  *	A G G R E G A T E   S T R U C T U R E S
1623  */
1624 
1625 /*	Stream data format
1626  */
1627 struct v4l2_format {
1628 	enum v4l2_buf_type type;
1629 	union {
1630 		struct v4l2_pix_format		pix;     /* V4L2_BUF_TYPE_VIDEO_CAPTURE */
1631 		struct v4l2_window		win;     /* V4L2_BUF_TYPE_VIDEO_OVERLAY */
1632 		struct v4l2_vbi_format		vbi;     /* V4L2_BUF_TYPE_VBI_CAPTURE */
1633 		struct v4l2_sliced_vbi_format	sliced;  /* V4L2_BUF_TYPE_SLICED_VBI_CAPTURE */
1634 		__u8	raw_data[200];                   /* user-defined */
1635 	} fmt;
1636 };
1637 
1638 
1639 /*	Stream type-dependent parameters
1640  */
1641 struct v4l2_streamparm {
1642 	enum v4l2_buf_type type;
1643 	union {
1644 		struct v4l2_captureparm	capture;
1645 		struct v4l2_outputparm	output;
1646 		__u8	raw_data[200];  /* user-defined */
1647 	} parm;
1648 };
1649 
1650 /*
1651  *	E V E N T S
1652  */
1653 
1654 #define V4L2_EVENT_ALL				0
1655 #define V4L2_EVENT_VSYNC			1
1656 #define V4L2_EVENT_EOS				2
1657 #define V4L2_EVENT_PRIVATE_START		0x08000000
1658 
1659 /* Payload for V4L2_EVENT_VSYNC */
1660 struct v4l2_event_vsync {
1661 	/* Can be V4L2_FIELD_ANY, _NONE, _TOP or _BOTTOM */
1662 	__u8 field;
1663 } __attribute__ ((packed));
1664 
1665 struct v4l2_event {
1666 	__u32				type;
1667 	union {
1668 		struct v4l2_event_vsync vsync;
1669 		__u8			data[64];
1670 	} u;
1671 	__u32				pending;
1672 	__u32				sequence;
1673 	struct timespec			timestamp;
1674 	__u32				reserved[9];
1675 };
1676 
1677 struct v4l2_event_subscription {
1678 	__u32				type;
1679 	__u32				reserved[7];
1680 };
1681 
1682 /*
1683  *	A D V A N C E D   D E B U G G I N G
1684  *
1685  *	NOTE: EXPERIMENTAL API, NEVER RELY ON THIS IN APPLICATIONS!
1686  *	FOR DEBUGGING, TESTING AND INTERNAL USE ONLY!
1687  */
1688 
1689 /* VIDIOC_DBG_G_REGISTER and VIDIOC_DBG_S_REGISTER */
1690 
1691 #define V4L2_CHIP_MATCH_HOST       0  /* Match against chip ID on host (0 for the host) */
1692 #define V4L2_CHIP_MATCH_I2C_DRIVER 1  /* Match against I2C driver name */
1693 #define V4L2_CHIP_MATCH_I2C_ADDR   2  /* Match against I2C 7-bit address */
1694 #define V4L2_CHIP_MATCH_AC97       3  /* Match against anciliary AC97 chip */
1695 
1696 struct v4l2_dbg_match {
1697 	__u32 type; /* Match type */
1698 	union {     /* Match this chip, meaning determined by type */
1699 		__u32 addr;
1700 		char name[32];
1701 	};
1702 } __attribute__ ((packed));
1703 
1704 struct v4l2_dbg_register {
1705 	struct v4l2_dbg_match match;
1706 	__u32 size;	/* register size in bytes */
1707 	__u64 reg;
1708 	__u64 val;
1709 } __attribute__ ((packed));
1710 
1711 /* VIDIOC_DBG_G_CHIP_IDENT */
1712 struct v4l2_dbg_chip_ident {
1713 	struct v4l2_dbg_match match;
1714 	__u32 ident;       /* chip identifier as specified in <media/v4l2-chip-ident.h> */
1715 	__u32 revision;    /* chip revision, chip specific */
1716 } __attribute__ ((packed));
1717 
1718 /*
1719  *	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
1720  *
1721  */
1722 #define VIDIOC_QUERYCAP		 _IOR('V',  0, struct v4l2_capability)
1723 #define VIDIOC_RESERVED		  _IO('V',  1)
1724 #define VIDIOC_ENUM_FMT         _IOWR('V',  2, struct v4l2_fmtdesc)
1725 #define VIDIOC_G_FMT		_IOWR('V',  4, struct v4l2_format)
1726 #define VIDIOC_S_FMT		_IOWR('V',  5, struct v4l2_format)
1727 #define VIDIOC_REQBUFS		_IOWR('V',  8, struct v4l2_requestbuffers)
1728 #define VIDIOC_QUERYBUF		_IOWR('V',  9, struct v4l2_buffer)
1729 #define VIDIOC_G_FBUF		 _IOR('V', 10, struct v4l2_framebuffer)
1730 #define VIDIOC_S_FBUF		 _IOW('V', 11, struct v4l2_framebuffer)
1731 #define VIDIOC_OVERLAY		 _IOW('V', 14, int)
1732 #define VIDIOC_QBUF		_IOWR('V', 15, struct v4l2_buffer)
1733 #define VIDIOC_DQBUF		_IOWR('V', 17, struct v4l2_buffer)
1734 #define VIDIOC_STREAMON		 _IOW('V', 18, int)
1735 #define VIDIOC_STREAMOFF	 _IOW('V', 19, int)
1736 #define VIDIOC_G_PARM		_IOWR('V', 21, struct v4l2_streamparm)
1737 #define VIDIOC_S_PARM		_IOWR('V', 22, struct v4l2_streamparm)
1738 #define VIDIOC_G_STD		 _IOR('V', 23, v4l2_std_id)
1739 #define VIDIOC_S_STD		 _IOW('V', 24, v4l2_std_id)
1740 #define VIDIOC_ENUMSTD		_IOWR('V', 25, struct v4l2_standard)
1741 #define VIDIOC_ENUMINPUT	_IOWR('V', 26, struct v4l2_input)
1742 #define VIDIOC_G_CTRL		_IOWR('V', 27, struct v4l2_control)
1743 #define VIDIOC_S_CTRL		_IOWR('V', 28, struct v4l2_control)
1744 #define VIDIOC_G_TUNER		_IOWR('V', 29, struct v4l2_tuner)
1745 #define VIDIOC_S_TUNER		 _IOW('V', 30, struct v4l2_tuner)
1746 #define VIDIOC_G_AUDIO		 _IOR('V', 33, struct v4l2_audio)
1747 #define VIDIOC_S_AUDIO		 _IOW('V', 34, struct v4l2_audio)
1748 #define VIDIOC_QUERYCTRL	_IOWR('V', 36, struct v4l2_queryctrl)
1749 #define VIDIOC_QUERYMENU	_IOWR('V', 37, struct v4l2_querymenu)
1750 #define VIDIOC_G_INPUT		 _IOR('V', 38, int)
1751 #define VIDIOC_S_INPUT		_IOWR('V', 39, int)
1752 #define VIDIOC_G_OUTPUT		 _IOR('V', 46, int)
1753 #define VIDIOC_S_OUTPUT		_IOWR('V', 47, int)
1754 #define VIDIOC_ENUMOUTPUT	_IOWR('V', 48, struct v4l2_output)
1755 #define VIDIOC_G_AUDOUT		 _IOR('V', 49, struct v4l2_audioout)
1756 #define VIDIOC_S_AUDOUT		 _IOW('V', 50, struct v4l2_audioout)
1757 #define VIDIOC_G_MODULATOR	_IOWR('V', 54, struct v4l2_modulator)
1758 #define VIDIOC_S_MODULATOR	 _IOW('V', 55, struct v4l2_modulator)
1759 #define VIDIOC_G_FREQUENCY	_IOWR('V', 56, struct v4l2_frequency)
1760 #define VIDIOC_S_FREQUENCY	 _IOW('V', 57, struct v4l2_frequency)
1761 #define VIDIOC_CROPCAP		_IOWR('V', 58, struct v4l2_cropcap)
1762 #define VIDIOC_G_CROP		_IOWR('V', 59, struct v4l2_crop)
1763 #define VIDIOC_S_CROP		 _IOW('V', 60, struct v4l2_crop)
1764 #define VIDIOC_G_JPEGCOMP	 _IOR('V', 61, struct v4l2_jpegcompression)
1765 #define VIDIOC_S_JPEGCOMP	 _IOW('V', 62, struct v4l2_jpegcompression)
1766 #define VIDIOC_QUERYSTD      	 _IOR('V', 63, v4l2_std_id)
1767 #define VIDIOC_TRY_FMT      	_IOWR('V', 64, struct v4l2_format)
1768 #define VIDIOC_ENUMAUDIO	_IOWR('V', 65, struct v4l2_audio)
1769 #define VIDIOC_ENUMAUDOUT	_IOWR('V', 66, struct v4l2_audioout)
1770 #define VIDIOC_G_PRIORITY        _IOR('V', 67, enum v4l2_priority)
1771 #define VIDIOC_S_PRIORITY        _IOW('V', 68, enum v4l2_priority)
1772 #define VIDIOC_G_SLICED_VBI_CAP _IOWR('V', 69, struct v4l2_sliced_vbi_cap)
1773 #define VIDIOC_LOG_STATUS         _IO('V', 70)
1774 #define VIDIOC_G_EXT_CTRLS	_IOWR('V', 71, struct v4l2_ext_controls)
1775 #define VIDIOC_S_EXT_CTRLS	_IOWR('V', 72, struct v4l2_ext_controls)
1776 #define VIDIOC_TRY_EXT_CTRLS	_IOWR('V', 73, struct v4l2_ext_controls)
1777 #if 1
1778 #define VIDIOC_ENUM_FRAMESIZES	_IOWR('V', 74, struct v4l2_frmsizeenum)
1779 #define VIDIOC_ENUM_FRAMEINTERVALS _IOWR('V', 75, struct v4l2_frmivalenum)
1780 #define VIDIOC_G_ENC_INDEX       _IOR('V', 76, struct v4l2_enc_idx)
1781 #define VIDIOC_ENCODER_CMD      _IOWR('V', 77, struct v4l2_encoder_cmd)
1782 #define VIDIOC_TRY_ENCODER_CMD  _IOWR('V', 78, struct v4l2_encoder_cmd)
1783 #endif
1784 
1785 #if 1
1786 /* Experimental, meant for debugging, testing and internal use.
1787    Only implemented if CONFIG_VIDEO_ADV_DEBUG is defined.
1788    You must be root to use these ioctls. Never use these in applications! */
1789 #define	VIDIOC_DBG_S_REGISTER 	 _IOW('V', 79, struct v4l2_dbg_register)
1790 #define	VIDIOC_DBG_G_REGISTER 	_IOWR('V', 80, struct v4l2_dbg_register)
1791 
1792 /* Experimental, meant for debugging, testing and internal use.
1793    Never use this ioctl in applications! */
1794 #define VIDIOC_DBG_G_CHIP_IDENT _IOWR('V', 81, struct v4l2_dbg_chip_ident)
1795 #endif
1796 
1797 #define VIDIOC_S_HW_FREQ_SEEK	 _IOW('V', 82, struct v4l2_hw_freq_seek)
1798 #define	VIDIOC_ENUM_DV_PRESETS	_IOWR('V', 83, struct v4l2_dv_enum_preset)
1799 #define	VIDIOC_S_DV_PRESET	_IOWR('V', 84, struct v4l2_dv_preset)
1800 #define	VIDIOC_G_DV_PRESET	_IOWR('V', 85, struct v4l2_dv_preset)
1801 #define	VIDIOC_QUERY_DV_PRESET	_IOR('V',  86, struct v4l2_dv_preset)
1802 #define	VIDIOC_S_DV_TIMINGS	_IOWR('V', 87, struct v4l2_dv_timings)
1803 #define	VIDIOC_G_DV_TIMINGS	_IOWR('V', 88, struct v4l2_dv_timings)
1804 #define	VIDIOC_DQEVENT		 _IOR('V', 89, struct v4l2_event)
1805 #define	VIDIOC_SUBSCRIBE_EVENT	 _IOW('V', 90, struct v4l2_event_subscription)
1806 #define	VIDIOC_UNSUBSCRIBE_EVENT _IOW('V', 91, struct v4l2_event_subscription)
1807 
1808 /* Reminder: when adding new ioctls please add support for them to
1809    drivers/media/video/v4l2-compat-ioctl32.c as well! */
1810 
1811 #ifdef __OLD_VIDIOC_
1812 /* for compatibility, will go away some day */
1813 #define VIDIOC_OVERLAY_OLD     	_IOWR('V', 14, int)
1814 #define VIDIOC_S_PARM_OLD      	 _IOW('V', 22, struct v4l2_streamparm)
1815 #define VIDIOC_S_CTRL_OLD      	 _IOW('V', 28, struct v4l2_control)
1816 #define VIDIOC_G_AUDIO_OLD     	_IOWR('V', 33, struct v4l2_audio)
1817 #define VIDIOC_G_AUDOUT_OLD    	_IOWR('V', 49, struct v4l2_audioout)
1818 #define VIDIOC_CROPCAP_OLD     	 _IOR('V', 58, struct v4l2_cropcap)
1819 #endif
1820 
1821 #define BASE_VIDIOC_PRIVATE	192		/* 192-255 are private */
1822 
1823 #endif /* __LINUX_VIDEODEV2_H */
1824