xref: /linux-6.15/include/linux/videodev2.h (revision 6482f554)
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 
367 /*
368  *	F O R M A T   E N U M E R A T I O N
369  */
370 struct v4l2_fmtdesc {
371 	__u32		    index;             /* Format number      */
372 	enum v4l2_buf_type  type;              /* buffer type        */
373 	__u32               flags;
374 	__u8		    description[32];   /* Description string */
375 	__u32		    pixelformat;       /* Format fourcc      */
376 	__u32		    reserved[4];
377 };
378 
379 #define V4L2_FMT_FLAG_COMPRESSED 0x0001
380 #define V4L2_FMT_FLAG_EMULATED   0x0002
381 
382 #if 1
383 	/* Experimental Frame Size and frame rate enumeration */
384 /*
385  *	F R A M E   S I Z E   E N U M E R A T I O N
386  */
387 enum v4l2_frmsizetypes {
388 	V4L2_FRMSIZE_TYPE_DISCRETE	= 1,
389 	V4L2_FRMSIZE_TYPE_CONTINUOUS	= 2,
390 	V4L2_FRMSIZE_TYPE_STEPWISE	= 3,
391 };
392 
393 struct v4l2_frmsize_discrete {
394 	__u32			width;		/* Frame width [pixel] */
395 	__u32			height;		/* Frame height [pixel] */
396 };
397 
398 struct v4l2_frmsize_stepwise {
399 	__u32			min_width;	/* Minimum frame width [pixel] */
400 	__u32			max_width;	/* Maximum frame width [pixel] */
401 	__u32			step_width;	/* Frame width step size [pixel] */
402 	__u32			min_height;	/* Minimum frame height [pixel] */
403 	__u32			max_height;	/* Maximum frame height [pixel] */
404 	__u32			step_height;	/* Frame height step size [pixel] */
405 };
406 
407 struct v4l2_frmsizeenum {
408 	__u32			index;		/* Frame size number */
409 	__u32			pixel_format;	/* Pixel format */
410 	__u32			type;		/* Frame size type the device supports. */
411 
412 	union {					/* Frame size */
413 		struct v4l2_frmsize_discrete	discrete;
414 		struct v4l2_frmsize_stepwise	stepwise;
415 	};
416 
417 	__u32   reserved[2];			/* Reserved space for future use */
418 };
419 
420 /*
421  *	F R A M E   R A T E   E N U M E R A T I O N
422  */
423 enum v4l2_frmivaltypes {
424 	V4L2_FRMIVAL_TYPE_DISCRETE	= 1,
425 	V4L2_FRMIVAL_TYPE_CONTINUOUS	= 2,
426 	V4L2_FRMIVAL_TYPE_STEPWISE	= 3,
427 };
428 
429 struct v4l2_frmival_stepwise {
430 	struct v4l2_fract	min;		/* Minimum frame interval [s] */
431 	struct v4l2_fract	max;		/* Maximum frame interval [s] */
432 	struct v4l2_fract	step;		/* Frame interval step size [s] */
433 };
434 
435 struct v4l2_frmivalenum {
436 	__u32			index;		/* Frame format index */
437 	__u32			pixel_format;	/* Pixel format */
438 	__u32			width;		/* Frame width */
439 	__u32			height;		/* Frame height */
440 	__u32			type;		/* Frame interval type the device supports. */
441 
442 	union {					/* Frame interval */
443 		struct v4l2_fract		discrete;
444 		struct v4l2_frmival_stepwise	stepwise;
445 	};
446 
447 	__u32	reserved[2];			/* Reserved space for future use */
448 };
449 #endif
450 
451 /*
452  *	T I M E C O D E
453  */
454 struct v4l2_timecode {
455 	__u32	type;
456 	__u32	flags;
457 	__u8	frames;
458 	__u8	seconds;
459 	__u8	minutes;
460 	__u8	hours;
461 	__u8	userbits[4];
462 };
463 
464 /*  Type  */
465 #define V4L2_TC_TYPE_24FPS		1
466 #define V4L2_TC_TYPE_25FPS		2
467 #define V4L2_TC_TYPE_30FPS		3
468 #define V4L2_TC_TYPE_50FPS		4
469 #define V4L2_TC_TYPE_60FPS		5
470 
471 /*  Flags  */
472 #define V4L2_TC_FLAG_DROPFRAME		0x0001 /* "drop-frame" mode */
473 #define V4L2_TC_FLAG_COLORFRAME		0x0002
474 #define V4L2_TC_USERBITS_field		0x000C
475 #define V4L2_TC_USERBITS_USERDEFINED	0x0000
476 #define V4L2_TC_USERBITS_8BITCHARS	0x0008
477 /* The above is based on SMPTE timecodes */
478 
479 struct v4l2_jpegcompression {
480 	int quality;
481 
482 	int  APPn;              /* Number of APP segment to be written,
483 				 * must be 0..15 */
484 	int  APP_len;           /* Length of data in JPEG APPn segment */
485 	char APP_data[60];      /* Data in the JPEG APPn segment. */
486 
487 	int  COM_len;           /* Length of data in JPEG COM segment */
488 	char COM_data[60];      /* Data in JPEG COM segment */
489 
490 	__u32 jpeg_markers;     /* Which markers should go into the JPEG
491 				 * output. Unless you exactly know what
492 				 * you do, leave them untouched.
493 				 * Inluding less markers will make the
494 				 * resulting code smaller, but there will
495 				 * be fewer applications which can read it.
496 				 * The presence of the APP and COM marker
497 				 * is influenced by APP_len and COM_len
498 				 * ONLY, not by this property! */
499 
500 #define V4L2_JPEG_MARKER_DHT (1<<3)    /* Define Huffman Tables */
501 #define V4L2_JPEG_MARKER_DQT (1<<4)    /* Define Quantization Tables */
502 #define V4L2_JPEG_MARKER_DRI (1<<5)    /* Define Restart Interval */
503 #define V4L2_JPEG_MARKER_COM (1<<6)    /* Comment segment */
504 #define V4L2_JPEG_MARKER_APP (1<<7)    /* App segment, driver will
505 					* allways use APP0 */
506 };
507 
508 /*
509  *	M E M O R Y - M A P P I N G   B U F F E R S
510  */
511 struct v4l2_requestbuffers {
512 	__u32			count;
513 	enum v4l2_buf_type      type;
514 	enum v4l2_memory        memory;
515 	__u32			reserved[2];
516 };
517 
518 struct v4l2_buffer {
519 	__u32			index;
520 	enum v4l2_buf_type      type;
521 	__u32			bytesused;
522 	__u32			flags;
523 	enum v4l2_field		field;
524 	struct timeval		timestamp;
525 	struct v4l2_timecode	timecode;
526 	__u32			sequence;
527 
528 	/* memory location */
529 	enum v4l2_memory        memory;
530 	union {
531 		__u32           offset;
532 		unsigned long   userptr;
533 	} m;
534 	__u32			length;
535 	__u32			input;
536 	__u32			reserved;
537 };
538 
539 /*  Flags for 'flags' field */
540 #define V4L2_BUF_FLAG_MAPPED	0x0001  /* Buffer is mapped (flag) */
541 #define V4L2_BUF_FLAG_QUEUED	0x0002	/* Buffer is queued for processing */
542 #define V4L2_BUF_FLAG_DONE	0x0004	/* Buffer is ready */
543 #define V4L2_BUF_FLAG_KEYFRAME	0x0008	/* Image is a keyframe (I-frame) */
544 #define V4L2_BUF_FLAG_PFRAME	0x0010	/* Image is a P-frame */
545 #define V4L2_BUF_FLAG_BFRAME	0x0020	/* Image is a B-frame */
546 /* Buffer is ready, but the data contained within is corrupted. */
547 #define V4L2_BUF_FLAG_ERROR	0x0040
548 #define V4L2_BUF_FLAG_TIMECODE	0x0100	/* timecode field is valid */
549 #define V4L2_BUF_FLAG_INPUT     0x0200  /* input field is valid */
550 
551 /*
552  *	O V E R L A Y   P R E V I E W
553  */
554 struct v4l2_framebuffer {
555 	__u32			capability;
556 	__u32			flags;
557 /* FIXME: in theory we should pass something like PCI device + memory
558  * region + offset instead of some physical address */
559 	void                    *base;
560 	struct v4l2_pix_format	fmt;
561 };
562 /*  Flags for the 'capability' field. Read only */
563 #define V4L2_FBUF_CAP_EXTERNOVERLAY	0x0001
564 #define V4L2_FBUF_CAP_CHROMAKEY		0x0002
565 #define V4L2_FBUF_CAP_LIST_CLIPPING     0x0004
566 #define V4L2_FBUF_CAP_BITMAP_CLIPPING	0x0008
567 #define V4L2_FBUF_CAP_LOCAL_ALPHA	0x0010
568 #define V4L2_FBUF_CAP_GLOBAL_ALPHA	0x0020
569 #define V4L2_FBUF_CAP_LOCAL_INV_ALPHA	0x0040
570 #define V4L2_FBUF_CAP_SRC_CHROMAKEY	0x0080
571 /*  Flags for the 'flags' field. */
572 #define V4L2_FBUF_FLAG_PRIMARY		0x0001
573 #define V4L2_FBUF_FLAG_OVERLAY		0x0002
574 #define V4L2_FBUF_FLAG_CHROMAKEY	0x0004
575 #define V4L2_FBUF_FLAG_LOCAL_ALPHA	0x0008
576 #define V4L2_FBUF_FLAG_GLOBAL_ALPHA	0x0010
577 #define V4L2_FBUF_FLAG_LOCAL_INV_ALPHA	0x0020
578 #define V4L2_FBUF_FLAG_SRC_CHROMAKEY	0x0040
579 
580 struct v4l2_clip {
581 	struct v4l2_rect        c;
582 	struct v4l2_clip	__user *next;
583 };
584 
585 struct v4l2_window {
586 	struct v4l2_rect        w;
587 	enum v4l2_field  	field;
588 	__u32			chromakey;
589 	struct v4l2_clip	__user *clips;
590 	__u32			clipcount;
591 	void			__user *bitmap;
592 	__u8                    global_alpha;
593 };
594 
595 /*
596  *	C A P T U R E   P A R A M E T E R S
597  */
598 struct v4l2_captureparm {
599 	__u32		   capability;	  /*  Supported modes */
600 	__u32		   capturemode;	  /*  Current mode */
601 	struct v4l2_fract  timeperframe;  /*  Time per frame in .1us units */
602 	__u32		   extendedmode;  /*  Driver-specific extensions */
603 	__u32              readbuffers;   /*  # of buffers for read */
604 	__u32		   reserved[4];
605 };
606 
607 /*  Flags for 'capability' and 'capturemode' fields */
608 #define V4L2_MODE_HIGHQUALITY	0x0001	/*  High quality imaging mode */
609 #define V4L2_CAP_TIMEPERFRAME	0x1000	/*  timeperframe field is supported */
610 
611 struct v4l2_outputparm {
612 	__u32		   capability;	 /*  Supported modes */
613 	__u32		   outputmode;	 /*  Current mode */
614 	struct v4l2_fract  timeperframe; /*  Time per frame in seconds */
615 	__u32		   extendedmode; /*  Driver-specific extensions */
616 	__u32              writebuffers; /*  # of buffers for write */
617 	__u32		   reserved[4];
618 };
619 
620 /*
621  *	I N P U T   I M A G E   C R O P P I N G
622  */
623 struct v4l2_cropcap {
624 	enum v4l2_buf_type      type;
625 	struct v4l2_rect        bounds;
626 	struct v4l2_rect        defrect;
627 	struct v4l2_fract       pixelaspect;
628 };
629 
630 struct v4l2_crop {
631 	enum v4l2_buf_type      type;
632 	struct v4l2_rect        c;
633 };
634 
635 /*
636  *      A N A L O G   V I D E O   S T A N D A R D
637  */
638 
639 typedef __u64 v4l2_std_id;
640 
641 /* one bit for each */
642 #define V4L2_STD_PAL_B          ((v4l2_std_id)0x00000001)
643 #define V4L2_STD_PAL_B1         ((v4l2_std_id)0x00000002)
644 #define V4L2_STD_PAL_G          ((v4l2_std_id)0x00000004)
645 #define V4L2_STD_PAL_H          ((v4l2_std_id)0x00000008)
646 #define V4L2_STD_PAL_I          ((v4l2_std_id)0x00000010)
647 #define V4L2_STD_PAL_D          ((v4l2_std_id)0x00000020)
648 #define V4L2_STD_PAL_D1         ((v4l2_std_id)0x00000040)
649 #define V4L2_STD_PAL_K          ((v4l2_std_id)0x00000080)
650 
651 #define V4L2_STD_PAL_M          ((v4l2_std_id)0x00000100)
652 #define V4L2_STD_PAL_N          ((v4l2_std_id)0x00000200)
653 #define V4L2_STD_PAL_Nc         ((v4l2_std_id)0x00000400)
654 #define V4L2_STD_PAL_60         ((v4l2_std_id)0x00000800)
655 
656 #define V4L2_STD_NTSC_M         ((v4l2_std_id)0x00001000)
657 #define V4L2_STD_NTSC_M_JP      ((v4l2_std_id)0x00002000)
658 #define V4L2_STD_NTSC_443       ((v4l2_std_id)0x00004000)
659 #define V4L2_STD_NTSC_M_KR      ((v4l2_std_id)0x00008000)
660 
661 #define V4L2_STD_SECAM_B        ((v4l2_std_id)0x00010000)
662 #define V4L2_STD_SECAM_D        ((v4l2_std_id)0x00020000)
663 #define V4L2_STD_SECAM_G        ((v4l2_std_id)0x00040000)
664 #define V4L2_STD_SECAM_H        ((v4l2_std_id)0x00080000)
665 #define V4L2_STD_SECAM_K        ((v4l2_std_id)0x00100000)
666 #define V4L2_STD_SECAM_K1       ((v4l2_std_id)0x00200000)
667 #define V4L2_STD_SECAM_L        ((v4l2_std_id)0x00400000)
668 #define V4L2_STD_SECAM_LC       ((v4l2_std_id)0x00800000)
669 
670 /* ATSC/HDTV */
671 #define V4L2_STD_ATSC_8_VSB     ((v4l2_std_id)0x01000000)
672 #define V4L2_STD_ATSC_16_VSB    ((v4l2_std_id)0x02000000)
673 
674 /* FIXME:
675    Although std_id is 64 bits, there is an issue on PPC32 architecture that
676    makes switch(__u64) to break. So, there's a hack on v4l2-common.c rounding
677    this value to 32 bits.
678    As, currently, the max value is for V4L2_STD_ATSC_16_VSB (30 bits wide),
679    it should work fine. However, if needed to add more than two standards,
680    v4l2-common.c should be fixed.
681  */
682 
683 /* some merged standards */
684 #define V4L2_STD_MN	(V4L2_STD_PAL_M|V4L2_STD_PAL_N|V4L2_STD_PAL_Nc|V4L2_STD_NTSC)
685 #define V4L2_STD_B	(V4L2_STD_PAL_B|V4L2_STD_PAL_B1|V4L2_STD_SECAM_B)
686 #define V4L2_STD_GH	(V4L2_STD_PAL_G|V4L2_STD_PAL_H|V4L2_STD_SECAM_G|V4L2_STD_SECAM_H)
687 #define V4L2_STD_DK	(V4L2_STD_PAL_DK|V4L2_STD_SECAM_DK)
688 
689 /* some common needed stuff */
690 #define V4L2_STD_PAL_BG		(V4L2_STD_PAL_B		|\
691 				 V4L2_STD_PAL_B1	|\
692 				 V4L2_STD_PAL_G)
693 #define V4L2_STD_PAL_DK		(V4L2_STD_PAL_D		|\
694 				 V4L2_STD_PAL_D1	|\
695 				 V4L2_STD_PAL_K)
696 #define V4L2_STD_PAL		(V4L2_STD_PAL_BG	|\
697 				 V4L2_STD_PAL_DK	|\
698 				 V4L2_STD_PAL_H		|\
699 				 V4L2_STD_PAL_I)
700 #define V4L2_STD_NTSC           (V4L2_STD_NTSC_M	|\
701 				 V4L2_STD_NTSC_M_JP     |\
702 				 V4L2_STD_NTSC_M_KR)
703 #define V4L2_STD_SECAM_DK      	(V4L2_STD_SECAM_D	|\
704 				 V4L2_STD_SECAM_K	|\
705 				 V4L2_STD_SECAM_K1)
706 #define V4L2_STD_SECAM		(V4L2_STD_SECAM_B	|\
707 				 V4L2_STD_SECAM_G	|\
708 				 V4L2_STD_SECAM_H	|\
709 				 V4L2_STD_SECAM_DK	|\
710 				 V4L2_STD_SECAM_L       |\
711 				 V4L2_STD_SECAM_LC)
712 
713 #define V4L2_STD_525_60		(V4L2_STD_PAL_M		|\
714 				 V4L2_STD_PAL_60	|\
715 				 V4L2_STD_NTSC		|\
716 				 V4L2_STD_NTSC_443)
717 #define V4L2_STD_625_50		(V4L2_STD_PAL		|\
718 				 V4L2_STD_PAL_N		|\
719 				 V4L2_STD_PAL_Nc	|\
720 				 V4L2_STD_SECAM)
721 #define V4L2_STD_ATSC           (V4L2_STD_ATSC_8_VSB    |\
722 				 V4L2_STD_ATSC_16_VSB)
723 
724 #define V4L2_STD_UNKNOWN        0
725 #define V4L2_STD_ALL            (V4L2_STD_525_60	|\
726 				 V4L2_STD_625_50)
727 
728 struct v4l2_standard {
729 	__u32		     index;
730 	v4l2_std_id          id;
731 	__u8		     name[24];
732 	struct v4l2_fract    frameperiod; /* Frames, not fields */
733 	__u32		     framelines;
734 	__u32		     reserved[4];
735 };
736 
737 /*
738  *	V I D E O	T I M I N G S	D V	P R E S E T
739  */
740 struct v4l2_dv_preset {
741 	__u32	preset;
742 	__u32	reserved[4];
743 };
744 
745 /*
746  *	D V	P R E S E T S	E N U M E R A T I O N
747  */
748 struct v4l2_dv_enum_preset {
749 	__u32	index;
750 	__u32	preset;
751 	__u8	name[32]; /* Name of the preset timing */
752 	__u32	width;
753 	__u32	height;
754 	__u32	reserved[4];
755 };
756 
757 /*
758  * 	D V	P R E S E T	V A L U E S
759  */
760 #define		V4L2_DV_INVALID		0
761 #define		V4L2_DV_480P59_94	1 /* BT.1362 */
762 #define		V4L2_DV_576P50		2 /* BT.1362 */
763 #define		V4L2_DV_720P24		3 /* SMPTE 296M */
764 #define		V4L2_DV_720P25		4 /* SMPTE 296M */
765 #define		V4L2_DV_720P30		5 /* SMPTE 296M */
766 #define		V4L2_DV_720P50		6 /* SMPTE 296M */
767 #define		V4L2_DV_720P59_94	7 /* SMPTE 274M */
768 #define		V4L2_DV_720P60		8 /* SMPTE 274M/296M */
769 #define		V4L2_DV_1080I29_97	9 /* BT.1120/ SMPTE 274M */
770 #define		V4L2_DV_1080I30		10 /* BT.1120/ SMPTE 274M */
771 #define		V4L2_DV_1080I25		11 /* BT.1120 */
772 #define		V4L2_DV_1080I50		12 /* SMPTE 296M */
773 #define		V4L2_DV_1080I60		13 /* SMPTE 296M */
774 #define		V4L2_DV_1080P24		14 /* SMPTE 296M */
775 #define		V4L2_DV_1080P25		15 /* SMPTE 296M */
776 #define		V4L2_DV_1080P30		16 /* SMPTE 296M */
777 #define		V4L2_DV_1080P50		17 /* BT.1120 */
778 #define		V4L2_DV_1080P60		18 /* BT.1120 */
779 
780 /*
781  *	D V 	B T	T I M I N G S
782  */
783 
784 /* BT.656/BT.1120 timing data */
785 struct v4l2_bt_timings {
786 	__u32	width;		/* width in pixels */
787 	__u32	height;		/* height in lines */
788 	__u32	interlaced;	/* Interlaced or progressive */
789 	__u32	polarities;	/* Positive or negative polarity */
790 	__u64	pixelclock;	/* Pixel clock in HZ. Ex. 74.25MHz->74250000 */
791 	__u32	hfrontporch;	/* Horizpontal front porch in pixels */
792 	__u32	hsync;		/* Horizontal Sync length in pixels */
793 	__u32	hbackporch;	/* Horizontal back porch in pixels */
794 	__u32	vfrontporch;	/* Vertical front porch in pixels */
795 	__u32	vsync;		/* Vertical Sync length in lines */
796 	__u32	vbackporch;	/* Vertical back porch in lines */
797 	__u32	il_vfrontporch;	/* Vertical front porch for bottom field of
798 				 * interlaced field formats
799 				 */
800 	__u32	il_vsync;	/* Vertical sync length for bottom field of
801 				 * interlaced field formats
802 				 */
803 	__u32	il_vbackporch;	/* Vertical back porch for bottom field of
804 				 * interlaced field formats
805 				 */
806 	__u32	reserved[16];
807 } __attribute__ ((packed));
808 
809 /* Interlaced or progressive format */
810 #define	V4L2_DV_PROGRESSIVE	0
811 #define	V4L2_DV_INTERLACED	1
812 
813 /* Polarities. If bit is not set, it is assumed to be negative polarity */
814 #define V4L2_DV_VSYNC_POS_POL	0x00000001
815 #define V4L2_DV_HSYNC_POS_POL	0x00000002
816 
817 
818 /* DV timings */
819 struct v4l2_dv_timings {
820 	__u32 type;
821 	union {
822 		struct v4l2_bt_timings	bt;
823 		__u32	reserved[32];
824 	};
825 } __attribute__ ((packed));
826 
827 /* Values for the type field */
828 #define V4L2_DV_BT_656_1120	0	/* BT.656/1120 timing type */
829 
830 /*
831  *	V I D E O   I N P U T S
832  */
833 struct v4l2_input {
834 	__u32	     index;		/*  Which input */
835 	__u8	     name[32];		/*  Label */
836 	__u32	     type;		/*  Type of input */
837 	__u32	     audioset;		/*  Associated audios (bitfield) */
838 	__u32        tuner;             /*  Associated tuner */
839 	v4l2_std_id  std;
840 	__u32	     status;
841 	__u32	     capabilities;
842 	__u32	     reserved[3];
843 };
844 
845 /*  Values for the 'type' field */
846 #define V4L2_INPUT_TYPE_TUNER		1
847 #define V4L2_INPUT_TYPE_CAMERA		2
848 
849 /* field 'status' - general */
850 #define V4L2_IN_ST_NO_POWER    0x00000001  /* Attached device is off */
851 #define V4L2_IN_ST_NO_SIGNAL   0x00000002
852 #define V4L2_IN_ST_NO_COLOR    0x00000004
853 
854 /* field 'status' - sensor orientation */
855 /* If sensor is mounted upside down set both bits */
856 #define V4L2_IN_ST_HFLIP       0x00000010 /* Frames are flipped horizontally */
857 #define V4L2_IN_ST_VFLIP       0x00000020 /* Frames are flipped vertically */
858 
859 /* field 'status' - analog */
860 #define V4L2_IN_ST_NO_H_LOCK   0x00000100  /* No horizontal sync lock */
861 #define V4L2_IN_ST_COLOR_KILL  0x00000200  /* Color killer is active */
862 
863 /* field 'status' - digital */
864 #define V4L2_IN_ST_NO_SYNC     0x00010000  /* No synchronization lock */
865 #define V4L2_IN_ST_NO_EQU      0x00020000  /* No equalizer lock */
866 #define V4L2_IN_ST_NO_CARRIER  0x00040000  /* Carrier recovery failed */
867 
868 /* field 'status' - VCR and set-top box */
869 #define V4L2_IN_ST_MACROVISION 0x01000000  /* Macrovision detected */
870 #define V4L2_IN_ST_NO_ACCESS   0x02000000  /* Conditional access denied */
871 #define V4L2_IN_ST_VTR         0x04000000  /* VTR time constant */
872 
873 /* capabilities flags */
874 #define V4L2_IN_CAP_PRESETS		0x00000001 /* Supports S_DV_PRESET */
875 #define V4L2_IN_CAP_CUSTOM_TIMINGS	0x00000002 /* Supports S_DV_TIMINGS */
876 #define V4L2_IN_CAP_STD			0x00000004 /* Supports S_STD */
877 
878 /*
879  *	V I D E O   O U T P U T S
880  */
881 struct v4l2_output {
882 	__u32	     index;		/*  Which output */
883 	__u8	     name[32];		/*  Label */
884 	__u32	     type;		/*  Type of output */
885 	__u32	     audioset;		/*  Associated audios (bitfield) */
886 	__u32	     modulator;         /*  Associated modulator */
887 	v4l2_std_id  std;
888 	__u32	     capabilities;
889 	__u32	     reserved[3];
890 };
891 /*  Values for the 'type' field */
892 #define V4L2_OUTPUT_TYPE_MODULATOR		1
893 #define V4L2_OUTPUT_TYPE_ANALOG			2
894 #define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY	3
895 
896 /* capabilities flags */
897 #define V4L2_OUT_CAP_PRESETS		0x00000001 /* Supports S_DV_PRESET */
898 #define V4L2_OUT_CAP_CUSTOM_TIMINGS	0x00000002 /* Supports S_DV_TIMINGS */
899 #define V4L2_OUT_CAP_STD		0x00000004 /* Supports S_STD */
900 
901 /*
902  *	C O N T R O L S
903  */
904 struct v4l2_control {
905 	__u32		     id;
906 	__s32		     value;
907 };
908 
909 struct v4l2_ext_control {
910 	__u32 id;
911 	__u32 size;
912 	__u32 reserved2[1];
913 	union {
914 		__s32 value;
915 		__s64 value64;
916 		char *string;
917 	};
918 } __attribute__ ((packed));
919 
920 struct v4l2_ext_controls {
921 	__u32 ctrl_class;
922 	__u32 count;
923 	__u32 error_idx;
924 	__u32 reserved[2];
925 	struct v4l2_ext_control *controls;
926 };
927 
928 /*  Values for ctrl_class field */
929 #define V4L2_CTRL_CLASS_USER 0x00980000	/* Old-style 'user' controls */
930 #define V4L2_CTRL_CLASS_MPEG 0x00990000	/* MPEG-compression controls */
931 #define V4L2_CTRL_CLASS_CAMERA 0x009a0000	/* Camera class controls */
932 #define V4L2_CTRL_CLASS_FM_TX 0x009b0000	/* FM Modulator control class */
933 
934 #define V4L2_CTRL_ID_MASK      	  (0x0fffffff)
935 #define V4L2_CTRL_ID2CLASS(id)    ((id) & 0x0fff0000UL)
936 #define V4L2_CTRL_DRIVER_PRIV(id) (((id) & 0xffff) >= 0x1000)
937 
938 enum v4l2_ctrl_type {
939 	V4L2_CTRL_TYPE_INTEGER	     = 1,
940 	V4L2_CTRL_TYPE_BOOLEAN	     = 2,
941 	V4L2_CTRL_TYPE_MENU	     = 3,
942 	V4L2_CTRL_TYPE_BUTTON	     = 4,
943 	V4L2_CTRL_TYPE_INTEGER64     = 5,
944 	V4L2_CTRL_TYPE_CTRL_CLASS    = 6,
945 	V4L2_CTRL_TYPE_STRING        = 7,
946 };
947 
948 /*  Used in the VIDIOC_QUERYCTRL ioctl for querying controls */
949 struct v4l2_queryctrl {
950 	__u32		     id;
951 	enum v4l2_ctrl_type  type;
952 	__u8		     name[32];	/* Whatever */
953 	__s32		     minimum;	/* Note signedness */
954 	__s32		     maximum;
955 	__s32		     step;
956 	__s32		     default_value;
957 	__u32                flags;
958 	__u32		     reserved[2];
959 };
960 
961 /*  Used in the VIDIOC_QUERYMENU ioctl for querying menu items */
962 struct v4l2_querymenu {
963 	__u32		id;
964 	__u32		index;
965 	__u8		name[32];	/* Whatever */
966 	__u32		reserved;
967 };
968 
969 /*  Control flags  */
970 #define V4L2_CTRL_FLAG_DISABLED		0x0001
971 #define V4L2_CTRL_FLAG_GRABBED		0x0002
972 #define V4L2_CTRL_FLAG_READ_ONLY 	0x0004
973 #define V4L2_CTRL_FLAG_UPDATE 		0x0008
974 #define V4L2_CTRL_FLAG_INACTIVE 	0x0010
975 #define V4L2_CTRL_FLAG_SLIDER 		0x0020
976 #define V4L2_CTRL_FLAG_WRITE_ONLY 	0x0040
977 
978 /*  Query flag, to be ORed with the control ID */
979 #define V4L2_CTRL_FLAG_NEXT_CTRL	0x80000000
980 
981 /*  User-class control IDs defined by V4L2 */
982 #define V4L2_CID_BASE			(V4L2_CTRL_CLASS_USER | 0x900)
983 #define V4L2_CID_USER_BASE 		V4L2_CID_BASE
984 /*  IDs reserved for driver specific controls */
985 #define V4L2_CID_PRIVATE_BASE		0x08000000
986 
987 #define V4L2_CID_USER_CLASS 		(V4L2_CTRL_CLASS_USER | 1)
988 #define V4L2_CID_BRIGHTNESS		(V4L2_CID_BASE+0)
989 #define V4L2_CID_CONTRAST		(V4L2_CID_BASE+1)
990 #define V4L2_CID_SATURATION		(V4L2_CID_BASE+2)
991 #define V4L2_CID_HUE			(V4L2_CID_BASE+3)
992 #define V4L2_CID_AUDIO_VOLUME		(V4L2_CID_BASE+5)
993 #define V4L2_CID_AUDIO_BALANCE		(V4L2_CID_BASE+6)
994 #define V4L2_CID_AUDIO_BASS		(V4L2_CID_BASE+7)
995 #define V4L2_CID_AUDIO_TREBLE		(V4L2_CID_BASE+8)
996 #define V4L2_CID_AUDIO_MUTE		(V4L2_CID_BASE+9)
997 #define V4L2_CID_AUDIO_LOUDNESS		(V4L2_CID_BASE+10)
998 #define V4L2_CID_BLACK_LEVEL		(V4L2_CID_BASE+11) /* Deprecated */
999 #define V4L2_CID_AUTO_WHITE_BALANCE	(V4L2_CID_BASE+12)
1000 #define V4L2_CID_DO_WHITE_BALANCE	(V4L2_CID_BASE+13)
1001 #define V4L2_CID_RED_BALANCE		(V4L2_CID_BASE+14)
1002 #define V4L2_CID_BLUE_BALANCE		(V4L2_CID_BASE+15)
1003 #define V4L2_CID_GAMMA			(V4L2_CID_BASE+16)
1004 #define V4L2_CID_WHITENESS		(V4L2_CID_GAMMA) /* Deprecated */
1005 #define V4L2_CID_EXPOSURE		(V4L2_CID_BASE+17)
1006 #define V4L2_CID_AUTOGAIN		(V4L2_CID_BASE+18)
1007 #define V4L2_CID_GAIN			(V4L2_CID_BASE+19)
1008 #define V4L2_CID_HFLIP			(V4L2_CID_BASE+20)
1009 #define V4L2_CID_VFLIP			(V4L2_CID_BASE+21)
1010 
1011 /* Deprecated; use V4L2_CID_PAN_RESET and V4L2_CID_TILT_RESET */
1012 #define V4L2_CID_HCENTER		(V4L2_CID_BASE+22)
1013 #define V4L2_CID_VCENTER		(V4L2_CID_BASE+23)
1014 
1015 #define V4L2_CID_POWER_LINE_FREQUENCY	(V4L2_CID_BASE+24)
1016 enum v4l2_power_line_frequency {
1017 	V4L2_CID_POWER_LINE_FREQUENCY_DISABLED	= 0,
1018 	V4L2_CID_POWER_LINE_FREQUENCY_50HZ	= 1,
1019 	V4L2_CID_POWER_LINE_FREQUENCY_60HZ	= 2,
1020 };
1021 #define V4L2_CID_HUE_AUTO			(V4L2_CID_BASE+25)
1022 #define V4L2_CID_WHITE_BALANCE_TEMPERATURE	(V4L2_CID_BASE+26)
1023 #define V4L2_CID_SHARPNESS			(V4L2_CID_BASE+27)
1024 #define V4L2_CID_BACKLIGHT_COMPENSATION 	(V4L2_CID_BASE+28)
1025 #define V4L2_CID_CHROMA_AGC                     (V4L2_CID_BASE+29)
1026 #define V4L2_CID_COLOR_KILLER                   (V4L2_CID_BASE+30)
1027 #define V4L2_CID_COLORFX			(V4L2_CID_BASE+31)
1028 enum v4l2_colorfx {
1029 	V4L2_COLORFX_NONE	= 0,
1030 	V4L2_COLORFX_BW		= 1,
1031 	V4L2_COLORFX_SEPIA	= 2,
1032 	V4L2_COLORFX_NEGATIVE = 3,
1033 	V4L2_COLORFX_EMBOSS = 4,
1034 	V4L2_COLORFX_SKETCH = 5,
1035 	V4L2_COLORFX_SKY_BLUE = 6,
1036 	V4L2_COLORFX_GRASS_GREEN = 7,
1037 	V4L2_COLORFX_SKIN_WHITEN = 8,
1038 	V4L2_COLORFX_VIVID = 9,
1039 };
1040 #define V4L2_CID_AUTOBRIGHTNESS			(V4L2_CID_BASE+32)
1041 #define V4L2_CID_BAND_STOP_FILTER		(V4L2_CID_BASE+33)
1042 
1043 #define V4L2_CID_ROTATE				(V4L2_CID_BASE+34)
1044 #define V4L2_CID_BG_COLOR			(V4L2_CID_BASE+35)
1045 
1046 #define V4L2_CID_CHROMA_GAIN                    (V4L2_CID_BASE+36)
1047 
1048 /* last CID + 1 */
1049 #define V4L2_CID_LASTP1                         (V4L2_CID_BASE+37)
1050 
1051 /*  MPEG-class control IDs defined by V4L2 */
1052 #define V4L2_CID_MPEG_BASE 			(V4L2_CTRL_CLASS_MPEG | 0x900)
1053 #define V4L2_CID_MPEG_CLASS 			(V4L2_CTRL_CLASS_MPEG | 1)
1054 
1055 /*  MPEG streams */
1056 #define V4L2_CID_MPEG_STREAM_TYPE 		(V4L2_CID_MPEG_BASE+0)
1057 enum v4l2_mpeg_stream_type {
1058 	V4L2_MPEG_STREAM_TYPE_MPEG2_PS   = 0, /* MPEG-2 program stream */
1059 	V4L2_MPEG_STREAM_TYPE_MPEG2_TS   = 1, /* MPEG-2 transport stream */
1060 	V4L2_MPEG_STREAM_TYPE_MPEG1_SS   = 2, /* MPEG-1 system stream */
1061 	V4L2_MPEG_STREAM_TYPE_MPEG2_DVD  = 3, /* MPEG-2 DVD-compatible stream */
1062 	V4L2_MPEG_STREAM_TYPE_MPEG1_VCD  = 4, /* MPEG-1 VCD-compatible stream */
1063 	V4L2_MPEG_STREAM_TYPE_MPEG2_SVCD = 5, /* MPEG-2 SVCD-compatible stream */
1064 };
1065 #define V4L2_CID_MPEG_STREAM_PID_PMT 		(V4L2_CID_MPEG_BASE+1)
1066 #define V4L2_CID_MPEG_STREAM_PID_AUDIO 		(V4L2_CID_MPEG_BASE+2)
1067 #define V4L2_CID_MPEG_STREAM_PID_VIDEO 		(V4L2_CID_MPEG_BASE+3)
1068 #define V4L2_CID_MPEG_STREAM_PID_PCR 		(V4L2_CID_MPEG_BASE+4)
1069 #define V4L2_CID_MPEG_STREAM_PES_ID_AUDIO 	(V4L2_CID_MPEG_BASE+5)
1070 #define V4L2_CID_MPEG_STREAM_PES_ID_VIDEO 	(V4L2_CID_MPEG_BASE+6)
1071 #define V4L2_CID_MPEG_STREAM_VBI_FMT 		(V4L2_CID_MPEG_BASE+7)
1072 enum v4l2_mpeg_stream_vbi_fmt {
1073 	V4L2_MPEG_STREAM_VBI_FMT_NONE = 0,  /* No VBI in the MPEG stream */
1074 	V4L2_MPEG_STREAM_VBI_FMT_IVTV = 1,  /* VBI in private packets, IVTV format */
1075 };
1076 
1077 /*  MPEG audio */
1078 #define V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ 	(V4L2_CID_MPEG_BASE+100)
1079 enum v4l2_mpeg_audio_sampling_freq {
1080 	V4L2_MPEG_AUDIO_SAMPLING_FREQ_44100 = 0,
1081 	V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000 = 1,
1082 	V4L2_MPEG_AUDIO_SAMPLING_FREQ_32000 = 2,
1083 };
1084 #define V4L2_CID_MPEG_AUDIO_ENCODING 		(V4L2_CID_MPEG_BASE+101)
1085 enum v4l2_mpeg_audio_encoding {
1086 	V4L2_MPEG_AUDIO_ENCODING_LAYER_1 = 0,
1087 	V4L2_MPEG_AUDIO_ENCODING_LAYER_2 = 1,
1088 	V4L2_MPEG_AUDIO_ENCODING_LAYER_3 = 2,
1089 	V4L2_MPEG_AUDIO_ENCODING_AAC     = 3,
1090 	V4L2_MPEG_AUDIO_ENCODING_AC3     = 4,
1091 };
1092 #define V4L2_CID_MPEG_AUDIO_L1_BITRATE 		(V4L2_CID_MPEG_BASE+102)
1093 enum v4l2_mpeg_audio_l1_bitrate {
1094 	V4L2_MPEG_AUDIO_L1_BITRATE_32K  = 0,
1095 	V4L2_MPEG_AUDIO_L1_BITRATE_64K  = 1,
1096 	V4L2_MPEG_AUDIO_L1_BITRATE_96K  = 2,
1097 	V4L2_MPEG_AUDIO_L1_BITRATE_128K = 3,
1098 	V4L2_MPEG_AUDIO_L1_BITRATE_160K = 4,
1099 	V4L2_MPEG_AUDIO_L1_BITRATE_192K = 5,
1100 	V4L2_MPEG_AUDIO_L1_BITRATE_224K = 6,
1101 	V4L2_MPEG_AUDIO_L1_BITRATE_256K = 7,
1102 	V4L2_MPEG_AUDIO_L1_BITRATE_288K = 8,
1103 	V4L2_MPEG_AUDIO_L1_BITRATE_320K = 9,
1104 	V4L2_MPEG_AUDIO_L1_BITRATE_352K = 10,
1105 	V4L2_MPEG_AUDIO_L1_BITRATE_384K = 11,
1106 	V4L2_MPEG_AUDIO_L1_BITRATE_416K = 12,
1107 	V4L2_MPEG_AUDIO_L1_BITRATE_448K = 13,
1108 };
1109 #define V4L2_CID_MPEG_AUDIO_L2_BITRATE 		(V4L2_CID_MPEG_BASE+103)
1110 enum v4l2_mpeg_audio_l2_bitrate {
1111 	V4L2_MPEG_AUDIO_L2_BITRATE_32K  = 0,
1112 	V4L2_MPEG_AUDIO_L2_BITRATE_48K  = 1,
1113 	V4L2_MPEG_AUDIO_L2_BITRATE_56K  = 2,
1114 	V4L2_MPEG_AUDIO_L2_BITRATE_64K  = 3,
1115 	V4L2_MPEG_AUDIO_L2_BITRATE_80K  = 4,
1116 	V4L2_MPEG_AUDIO_L2_BITRATE_96K  = 5,
1117 	V4L2_MPEG_AUDIO_L2_BITRATE_112K = 6,
1118 	V4L2_MPEG_AUDIO_L2_BITRATE_128K = 7,
1119 	V4L2_MPEG_AUDIO_L2_BITRATE_160K = 8,
1120 	V4L2_MPEG_AUDIO_L2_BITRATE_192K = 9,
1121 	V4L2_MPEG_AUDIO_L2_BITRATE_224K = 10,
1122 	V4L2_MPEG_AUDIO_L2_BITRATE_256K = 11,
1123 	V4L2_MPEG_AUDIO_L2_BITRATE_320K = 12,
1124 	V4L2_MPEG_AUDIO_L2_BITRATE_384K = 13,
1125 };
1126 #define V4L2_CID_MPEG_AUDIO_L3_BITRATE 		(V4L2_CID_MPEG_BASE+104)
1127 enum v4l2_mpeg_audio_l3_bitrate {
1128 	V4L2_MPEG_AUDIO_L3_BITRATE_32K  = 0,
1129 	V4L2_MPEG_AUDIO_L3_BITRATE_40K  = 1,
1130 	V4L2_MPEG_AUDIO_L3_BITRATE_48K  = 2,
1131 	V4L2_MPEG_AUDIO_L3_BITRATE_56K  = 3,
1132 	V4L2_MPEG_AUDIO_L3_BITRATE_64K  = 4,
1133 	V4L2_MPEG_AUDIO_L3_BITRATE_80K  = 5,
1134 	V4L2_MPEG_AUDIO_L3_BITRATE_96K  = 6,
1135 	V4L2_MPEG_AUDIO_L3_BITRATE_112K = 7,
1136 	V4L2_MPEG_AUDIO_L3_BITRATE_128K = 8,
1137 	V4L2_MPEG_AUDIO_L3_BITRATE_160K = 9,
1138 	V4L2_MPEG_AUDIO_L3_BITRATE_192K = 10,
1139 	V4L2_MPEG_AUDIO_L3_BITRATE_224K = 11,
1140 	V4L2_MPEG_AUDIO_L3_BITRATE_256K = 12,
1141 	V4L2_MPEG_AUDIO_L3_BITRATE_320K = 13,
1142 };
1143 #define V4L2_CID_MPEG_AUDIO_MODE 		(V4L2_CID_MPEG_BASE+105)
1144 enum v4l2_mpeg_audio_mode {
1145 	V4L2_MPEG_AUDIO_MODE_STEREO       = 0,
1146 	V4L2_MPEG_AUDIO_MODE_JOINT_STEREO = 1,
1147 	V4L2_MPEG_AUDIO_MODE_DUAL         = 2,
1148 	V4L2_MPEG_AUDIO_MODE_MONO         = 3,
1149 };
1150 #define V4L2_CID_MPEG_AUDIO_MODE_EXTENSION 	(V4L2_CID_MPEG_BASE+106)
1151 enum v4l2_mpeg_audio_mode_extension {
1152 	V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4  = 0,
1153 	V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_8  = 1,
1154 	V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_12 = 2,
1155 	V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_16 = 3,
1156 };
1157 #define V4L2_CID_MPEG_AUDIO_EMPHASIS 		(V4L2_CID_MPEG_BASE+107)
1158 enum v4l2_mpeg_audio_emphasis {
1159 	V4L2_MPEG_AUDIO_EMPHASIS_NONE         = 0,
1160 	V4L2_MPEG_AUDIO_EMPHASIS_50_DIV_15_uS = 1,
1161 	V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17    = 2,
1162 };
1163 #define V4L2_CID_MPEG_AUDIO_CRC 		(V4L2_CID_MPEG_BASE+108)
1164 enum v4l2_mpeg_audio_crc {
1165 	V4L2_MPEG_AUDIO_CRC_NONE  = 0,
1166 	V4L2_MPEG_AUDIO_CRC_CRC16 = 1,
1167 };
1168 #define V4L2_CID_MPEG_AUDIO_MUTE 		(V4L2_CID_MPEG_BASE+109)
1169 #define V4L2_CID_MPEG_AUDIO_AAC_BITRATE		(V4L2_CID_MPEG_BASE+110)
1170 #define V4L2_CID_MPEG_AUDIO_AC3_BITRATE		(V4L2_CID_MPEG_BASE+111)
1171 enum v4l2_mpeg_audio_ac3_bitrate {
1172 	V4L2_MPEG_AUDIO_AC3_BITRATE_32K  = 0,
1173 	V4L2_MPEG_AUDIO_AC3_BITRATE_40K  = 1,
1174 	V4L2_MPEG_AUDIO_AC3_BITRATE_48K  = 2,
1175 	V4L2_MPEG_AUDIO_AC3_BITRATE_56K  = 3,
1176 	V4L2_MPEG_AUDIO_AC3_BITRATE_64K  = 4,
1177 	V4L2_MPEG_AUDIO_AC3_BITRATE_80K  = 5,
1178 	V4L2_MPEG_AUDIO_AC3_BITRATE_96K  = 6,
1179 	V4L2_MPEG_AUDIO_AC3_BITRATE_112K = 7,
1180 	V4L2_MPEG_AUDIO_AC3_BITRATE_128K = 8,
1181 	V4L2_MPEG_AUDIO_AC3_BITRATE_160K = 9,
1182 	V4L2_MPEG_AUDIO_AC3_BITRATE_192K = 10,
1183 	V4L2_MPEG_AUDIO_AC3_BITRATE_224K = 11,
1184 	V4L2_MPEG_AUDIO_AC3_BITRATE_256K = 12,
1185 	V4L2_MPEG_AUDIO_AC3_BITRATE_320K = 13,
1186 	V4L2_MPEG_AUDIO_AC3_BITRATE_384K = 14,
1187 	V4L2_MPEG_AUDIO_AC3_BITRATE_448K = 15,
1188 	V4L2_MPEG_AUDIO_AC3_BITRATE_512K = 16,
1189 	V4L2_MPEG_AUDIO_AC3_BITRATE_576K = 17,
1190 	V4L2_MPEG_AUDIO_AC3_BITRATE_640K = 18,
1191 };
1192 
1193 /*  MPEG video */
1194 #define V4L2_CID_MPEG_VIDEO_ENCODING 		(V4L2_CID_MPEG_BASE+200)
1195 enum v4l2_mpeg_video_encoding {
1196 	V4L2_MPEG_VIDEO_ENCODING_MPEG_1     = 0,
1197 	V4L2_MPEG_VIDEO_ENCODING_MPEG_2     = 1,
1198 	V4L2_MPEG_VIDEO_ENCODING_MPEG_4_AVC = 2,
1199 };
1200 #define V4L2_CID_MPEG_VIDEO_ASPECT 		(V4L2_CID_MPEG_BASE+201)
1201 enum v4l2_mpeg_video_aspect {
1202 	V4L2_MPEG_VIDEO_ASPECT_1x1     = 0,
1203 	V4L2_MPEG_VIDEO_ASPECT_4x3     = 1,
1204 	V4L2_MPEG_VIDEO_ASPECT_16x9    = 2,
1205 	V4L2_MPEG_VIDEO_ASPECT_221x100 = 3,
1206 };
1207 #define V4L2_CID_MPEG_VIDEO_B_FRAMES 		(V4L2_CID_MPEG_BASE+202)
1208 #define V4L2_CID_MPEG_VIDEO_GOP_SIZE 		(V4L2_CID_MPEG_BASE+203)
1209 #define V4L2_CID_MPEG_VIDEO_GOP_CLOSURE 	(V4L2_CID_MPEG_BASE+204)
1210 #define V4L2_CID_MPEG_VIDEO_PULLDOWN 		(V4L2_CID_MPEG_BASE+205)
1211 #define V4L2_CID_MPEG_VIDEO_BITRATE_MODE 	(V4L2_CID_MPEG_BASE+206)
1212 enum v4l2_mpeg_video_bitrate_mode {
1213 	V4L2_MPEG_VIDEO_BITRATE_MODE_VBR = 0,
1214 	V4L2_MPEG_VIDEO_BITRATE_MODE_CBR = 1,
1215 };
1216 #define V4L2_CID_MPEG_VIDEO_BITRATE 		(V4L2_CID_MPEG_BASE+207)
1217 #define V4L2_CID_MPEG_VIDEO_BITRATE_PEAK 	(V4L2_CID_MPEG_BASE+208)
1218 #define V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION (V4L2_CID_MPEG_BASE+209)
1219 #define V4L2_CID_MPEG_VIDEO_MUTE 		(V4L2_CID_MPEG_BASE+210)
1220 #define V4L2_CID_MPEG_VIDEO_MUTE_YUV 		(V4L2_CID_MPEG_BASE+211)
1221 
1222 /*  MPEG-class control IDs specific to the CX2341x driver as defined by V4L2 */
1223 #define V4L2_CID_MPEG_CX2341X_BASE 				(V4L2_CTRL_CLASS_MPEG | 0x1000)
1224 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE 	(V4L2_CID_MPEG_CX2341X_BASE+0)
1225 enum v4l2_mpeg_cx2341x_video_spatial_filter_mode {
1226 	V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL = 0,
1227 	V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO   = 1,
1228 };
1229 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER 		(V4L2_CID_MPEG_CX2341X_BASE+1)
1230 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE 	(V4L2_CID_MPEG_CX2341X_BASE+2)
1231 enum v4l2_mpeg_cx2341x_video_luma_spatial_filter_type {
1232 	V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF                  = 0,
1233 	V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_HOR               = 1,
1234 	V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_VERT              = 2,
1235 	V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_HV_SEPARABLE      = 3,
1236 	V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_SYM_NON_SEPARABLE = 4,
1237 };
1238 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE 	(V4L2_CID_MPEG_CX2341X_BASE+3)
1239 enum v4l2_mpeg_cx2341x_video_chroma_spatial_filter_type {
1240 	V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF    = 0,
1241 	V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR = 1,
1242 };
1243 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE 	(V4L2_CID_MPEG_CX2341X_BASE+4)
1244 enum v4l2_mpeg_cx2341x_video_temporal_filter_mode {
1245 	V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL = 0,
1246 	V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO   = 1,
1247 };
1248 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER 		(V4L2_CID_MPEG_CX2341X_BASE+5)
1249 #define V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE 		(V4L2_CID_MPEG_CX2341X_BASE+6)
1250 enum v4l2_mpeg_cx2341x_video_median_filter_type {
1251 	V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF      = 0,
1252 	V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR      = 1,
1253 	V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_VERT     = 2,
1254 	V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR_VERT = 3,
1255 	V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_DIAG     = 4,
1256 };
1257 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM 	(V4L2_CID_MPEG_CX2341X_BASE+7)
1258 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP 	(V4L2_CID_MPEG_CX2341X_BASE+8)
1259 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM	(V4L2_CID_MPEG_CX2341X_BASE+9)
1260 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP 	(V4L2_CID_MPEG_CX2341X_BASE+10)
1261 #define V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS 	(V4L2_CID_MPEG_CX2341X_BASE+11)
1262 
1263 /*  Camera class control IDs */
1264 #define V4L2_CID_CAMERA_CLASS_BASE 	(V4L2_CTRL_CLASS_CAMERA | 0x900)
1265 #define V4L2_CID_CAMERA_CLASS 		(V4L2_CTRL_CLASS_CAMERA | 1)
1266 
1267 #define V4L2_CID_EXPOSURE_AUTO			(V4L2_CID_CAMERA_CLASS_BASE+1)
1268 enum  v4l2_exposure_auto_type {
1269 	V4L2_EXPOSURE_AUTO = 0,
1270 	V4L2_EXPOSURE_MANUAL = 1,
1271 	V4L2_EXPOSURE_SHUTTER_PRIORITY = 2,
1272 	V4L2_EXPOSURE_APERTURE_PRIORITY = 3
1273 };
1274 #define V4L2_CID_EXPOSURE_ABSOLUTE		(V4L2_CID_CAMERA_CLASS_BASE+2)
1275 #define V4L2_CID_EXPOSURE_AUTO_PRIORITY		(V4L2_CID_CAMERA_CLASS_BASE+3)
1276 
1277 #define V4L2_CID_PAN_RELATIVE			(V4L2_CID_CAMERA_CLASS_BASE+4)
1278 #define V4L2_CID_TILT_RELATIVE			(V4L2_CID_CAMERA_CLASS_BASE+5)
1279 #define V4L2_CID_PAN_RESET			(V4L2_CID_CAMERA_CLASS_BASE+6)
1280 #define V4L2_CID_TILT_RESET			(V4L2_CID_CAMERA_CLASS_BASE+7)
1281 
1282 #define V4L2_CID_PAN_ABSOLUTE			(V4L2_CID_CAMERA_CLASS_BASE+8)
1283 #define V4L2_CID_TILT_ABSOLUTE			(V4L2_CID_CAMERA_CLASS_BASE+9)
1284 
1285 #define V4L2_CID_FOCUS_ABSOLUTE			(V4L2_CID_CAMERA_CLASS_BASE+10)
1286 #define V4L2_CID_FOCUS_RELATIVE			(V4L2_CID_CAMERA_CLASS_BASE+11)
1287 #define V4L2_CID_FOCUS_AUTO			(V4L2_CID_CAMERA_CLASS_BASE+12)
1288 
1289 #define V4L2_CID_ZOOM_ABSOLUTE			(V4L2_CID_CAMERA_CLASS_BASE+13)
1290 #define V4L2_CID_ZOOM_RELATIVE			(V4L2_CID_CAMERA_CLASS_BASE+14)
1291 #define V4L2_CID_ZOOM_CONTINUOUS		(V4L2_CID_CAMERA_CLASS_BASE+15)
1292 
1293 #define V4L2_CID_PRIVACY			(V4L2_CID_CAMERA_CLASS_BASE+16)
1294 
1295 #define V4L2_CID_IRIS_ABSOLUTE			(V4L2_CID_CAMERA_CLASS_BASE+17)
1296 #define V4L2_CID_IRIS_RELATIVE			(V4L2_CID_CAMERA_CLASS_BASE+18)
1297 
1298 /* FM Modulator class control IDs */
1299 #define V4L2_CID_FM_TX_CLASS_BASE		(V4L2_CTRL_CLASS_FM_TX | 0x900)
1300 #define V4L2_CID_FM_TX_CLASS			(V4L2_CTRL_CLASS_FM_TX | 1)
1301 
1302 #define V4L2_CID_RDS_TX_DEVIATION		(V4L2_CID_FM_TX_CLASS_BASE + 1)
1303 #define V4L2_CID_RDS_TX_PI			(V4L2_CID_FM_TX_CLASS_BASE + 2)
1304 #define V4L2_CID_RDS_TX_PTY			(V4L2_CID_FM_TX_CLASS_BASE + 3)
1305 #define V4L2_CID_RDS_TX_PS_NAME			(V4L2_CID_FM_TX_CLASS_BASE + 5)
1306 #define V4L2_CID_RDS_TX_RADIO_TEXT		(V4L2_CID_FM_TX_CLASS_BASE + 6)
1307 
1308 #define V4L2_CID_AUDIO_LIMITER_ENABLED		(V4L2_CID_FM_TX_CLASS_BASE + 64)
1309 #define V4L2_CID_AUDIO_LIMITER_RELEASE_TIME	(V4L2_CID_FM_TX_CLASS_BASE + 65)
1310 #define V4L2_CID_AUDIO_LIMITER_DEVIATION	(V4L2_CID_FM_TX_CLASS_BASE + 66)
1311 
1312 #define V4L2_CID_AUDIO_COMPRESSION_ENABLED	(V4L2_CID_FM_TX_CLASS_BASE + 80)
1313 #define V4L2_CID_AUDIO_COMPRESSION_GAIN		(V4L2_CID_FM_TX_CLASS_BASE + 81)
1314 #define V4L2_CID_AUDIO_COMPRESSION_THRESHOLD	(V4L2_CID_FM_TX_CLASS_BASE + 82)
1315 #define V4L2_CID_AUDIO_COMPRESSION_ATTACK_TIME	(V4L2_CID_FM_TX_CLASS_BASE + 83)
1316 #define V4L2_CID_AUDIO_COMPRESSION_RELEASE_TIME	(V4L2_CID_FM_TX_CLASS_BASE + 84)
1317 
1318 #define V4L2_CID_PILOT_TONE_ENABLED		(V4L2_CID_FM_TX_CLASS_BASE + 96)
1319 #define V4L2_CID_PILOT_TONE_DEVIATION		(V4L2_CID_FM_TX_CLASS_BASE + 97)
1320 #define V4L2_CID_PILOT_TONE_FREQUENCY		(V4L2_CID_FM_TX_CLASS_BASE + 98)
1321 
1322 #define V4L2_CID_TUNE_PREEMPHASIS		(V4L2_CID_FM_TX_CLASS_BASE + 112)
1323 enum v4l2_preemphasis {
1324 	V4L2_PREEMPHASIS_DISABLED	= 0,
1325 	V4L2_PREEMPHASIS_50_uS		= 1,
1326 	V4L2_PREEMPHASIS_75_uS		= 2,
1327 };
1328 #define V4L2_CID_TUNE_POWER_LEVEL		(V4L2_CID_FM_TX_CLASS_BASE + 113)
1329 #define V4L2_CID_TUNE_ANTENNA_CAPACITOR		(V4L2_CID_FM_TX_CLASS_BASE + 114)
1330 
1331 /*
1332  *	T U N I N G
1333  */
1334 struct v4l2_tuner {
1335 	__u32                   index;
1336 	__u8			name[32];
1337 	enum v4l2_tuner_type    type;
1338 	__u32			capability;
1339 	__u32			rangelow;
1340 	__u32			rangehigh;
1341 	__u32			rxsubchans;
1342 	__u32			audmode;
1343 	__s32			signal;
1344 	__s32			afc;
1345 	__u32			reserved[4];
1346 };
1347 
1348 struct v4l2_modulator {
1349 	__u32			index;
1350 	__u8			name[32];
1351 	__u32			capability;
1352 	__u32			rangelow;
1353 	__u32			rangehigh;
1354 	__u32			txsubchans;
1355 	__u32			reserved[4];
1356 };
1357 
1358 /*  Flags for the 'capability' field */
1359 #define V4L2_TUNER_CAP_LOW		0x0001
1360 #define V4L2_TUNER_CAP_NORM		0x0002
1361 #define V4L2_TUNER_CAP_STEREO		0x0010
1362 #define V4L2_TUNER_CAP_LANG2		0x0020
1363 #define V4L2_TUNER_CAP_SAP		0x0020
1364 #define V4L2_TUNER_CAP_LANG1		0x0040
1365 #define V4L2_TUNER_CAP_RDS		0x0080
1366 
1367 /*  Flags for the 'rxsubchans' field */
1368 #define V4L2_TUNER_SUB_MONO		0x0001
1369 #define V4L2_TUNER_SUB_STEREO		0x0002
1370 #define V4L2_TUNER_SUB_LANG2		0x0004
1371 #define V4L2_TUNER_SUB_SAP		0x0004
1372 #define V4L2_TUNER_SUB_LANG1		0x0008
1373 #define V4L2_TUNER_SUB_RDS		0x0010
1374 
1375 /*  Values for the 'audmode' field */
1376 #define V4L2_TUNER_MODE_MONO		0x0000
1377 #define V4L2_TUNER_MODE_STEREO		0x0001
1378 #define V4L2_TUNER_MODE_LANG2		0x0002
1379 #define V4L2_TUNER_MODE_SAP		0x0002
1380 #define V4L2_TUNER_MODE_LANG1		0x0003
1381 #define V4L2_TUNER_MODE_LANG1_LANG2	0x0004
1382 
1383 struct v4l2_frequency {
1384 	__u32		      tuner;
1385 	enum v4l2_tuner_type  type;
1386 	__u32		      frequency;
1387 	__u32		      reserved[8];
1388 };
1389 
1390 struct v4l2_hw_freq_seek {
1391 	__u32		      tuner;
1392 	enum v4l2_tuner_type  type;
1393 	__u32		      seek_upward;
1394 	__u32		      wrap_around;
1395 	__u32		      reserved[8];
1396 };
1397 
1398 /*
1399  *	R D S
1400  */
1401 
1402 struct v4l2_rds_data {
1403 	__u8 	lsb;
1404 	__u8 	msb;
1405 	__u8 	block;
1406 } __attribute__ ((packed));
1407 
1408 #define V4L2_RDS_BLOCK_MSK 	 0x7
1409 #define V4L2_RDS_BLOCK_A 	 0
1410 #define V4L2_RDS_BLOCK_B 	 1
1411 #define V4L2_RDS_BLOCK_C 	 2
1412 #define V4L2_RDS_BLOCK_D 	 3
1413 #define V4L2_RDS_BLOCK_C_ALT 	 4
1414 #define V4L2_RDS_BLOCK_INVALID 	 7
1415 
1416 #define V4L2_RDS_BLOCK_CORRECTED 0x40
1417 #define V4L2_RDS_BLOCK_ERROR 	 0x80
1418 
1419 /*
1420  *	A U D I O
1421  */
1422 struct v4l2_audio {
1423 	__u32	index;
1424 	__u8	name[32];
1425 	__u32	capability;
1426 	__u32	mode;
1427 	__u32	reserved[2];
1428 };
1429 
1430 /*  Flags for the 'capability' field */
1431 #define V4L2_AUDCAP_STEREO		0x00001
1432 #define V4L2_AUDCAP_AVL			0x00002
1433 
1434 /*  Flags for the 'mode' field */
1435 #define V4L2_AUDMODE_AVL		0x00001
1436 
1437 struct v4l2_audioout {
1438 	__u32	index;
1439 	__u8	name[32];
1440 	__u32	capability;
1441 	__u32	mode;
1442 	__u32	reserved[2];
1443 };
1444 
1445 /*
1446  *	M P E G   S E R V I C E S
1447  *
1448  *	NOTE: EXPERIMENTAL API
1449  */
1450 #if 1
1451 #define V4L2_ENC_IDX_FRAME_I    (0)
1452 #define V4L2_ENC_IDX_FRAME_P    (1)
1453 #define V4L2_ENC_IDX_FRAME_B    (2)
1454 #define V4L2_ENC_IDX_FRAME_MASK (0xf)
1455 
1456 struct v4l2_enc_idx_entry {
1457 	__u64 offset;
1458 	__u64 pts;
1459 	__u32 length;
1460 	__u32 flags;
1461 	__u32 reserved[2];
1462 };
1463 
1464 #define V4L2_ENC_IDX_ENTRIES (64)
1465 struct v4l2_enc_idx {
1466 	__u32 entries;
1467 	__u32 entries_cap;
1468 	__u32 reserved[4];
1469 	struct v4l2_enc_idx_entry entry[V4L2_ENC_IDX_ENTRIES];
1470 };
1471 
1472 
1473 #define V4L2_ENC_CMD_START      (0)
1474 #define V4L2_ENC_CMD_STOP       (1)
1475 #define V4L2_ENC_CMD_PAUSE      (2)
1476 #define V4L2_ENC_CMD_RESUME     (3)
1477 
1478 /* Flags for V4L2_ENC_CMD_STOP */
1479 #define V4L2_ENC_CMD_STOP_AT_GOP_END    (1 << 0)
1480 
1481 struct v4l2_encoder_cmd {
1482 	__u32 cmd;
1483 	__u32 flags;
1484 	union {
1485 		struct {
1486 			__u32 data[8];
1487 		} raw;
1488 	};
1489 };
1490 
1491 #endif
1492 
1493 
1494 /*
1495  *	D A T A   S E R V I C E S   ( V B I )
1496  *
1497  *	Data services API by Michael Schimek
1498  */
1499 
1500 /* Raw VBI */
1501 struct v4l2_vbi_format {
1502 	__u32	sampling_rate;		/* in 1 Hz */
1503 	__u32	offset;
1504 	__u32	samples_per_line;
1505 	__u32	sample_format;		/* V4L2_PIX_FMT_* */
1506 	__s32	start[2];
1507 	__u32	count[2];
1508 	__u32	flags;			/* V4L2_VBI_* */
1509 	__u32	reserved[2];		/* must be zero */
1510 };
1511 
1512 /*  VBI flags  */
1513 #define V4L2_VBI_UNSYNC		(1 << 0)
1514 #define V4L2_VBI_INTERLACED	(1 << 1)
1515 
1516 /* Sliced VBI
1517  *
1518  *    This implements is a proposal V4L2 API to allow SLICED VBI
1519  * required for some hardware encoders. It should change without
1520  * notice in the definitive implementation.
1521  */
1522 
1523 struct v4l2_sliced_vbi_format {
1524 	__u16   service_set;
1525 	/* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
1526 	   service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
1527 				 (equals frame lines 313-336 for 625 line video
1528 				  standards, 263-286 for 525 line standards) */
1529 	__u16   service_lines[2][24];
1530 	__u32   io_size;
1531 	__u32   reserved[2];            /* must be zero */
1532 };
1533 
1534 /* Teletext World System Teletext
1535    (WST), defined on ITU-R BT.653-2 */
1536 #define V4L2_SLICED_TELETEXT_B          (0x0001)
1537 /* Video Program System, defined on ETS 300 231*/
1538 #define V4L2_SLICED_VPS                 (0x0400)
1539 /* Closed Caption, defined on EIA-608 */
1540 #define V4L2_SLICED_CAPTION_525         (0x1000)
1541 /* Wide Screen System, defined on ITU-R BT1119.1 */
1542 #define V4L2_SLICED_WSS_625             (0x4000)
1543 
1544 #define V4L2_SLICED_VBI_525             (V4L2_SLICED_CAPTION_525)
1545 #define V4L2_SLICED_VBI_625             (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625)
1546 
1547 struct v4l2_sliced_vbi_cap {
1548 	__u16   service_set;
1549 	/* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
1550 	   service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
1551 				 (equals frame lines 313-336 for 625 line video
1552 				  standards, 263-286 for 525 line standards) */
1553 	__u16   service_lines[2][24];
1554 	enum v4l2_buf_type type;
1555 	__u32   reserved[3];    /* must be 0 */
1556 };
1557 
1558 struct v4l2_sliced_vbi_data {
1559 	__u32   id;
1560 	__u32   field;          /* 0: first field, 1: second field */
1561 	__u32   line;           /* 1-23 */
1562 	__u32   reserved;       /* must be 0 */
1563 	__u8    data[48];
1564 };
1565 
1566 /*
1567  * Sliced VBI data inserted into MPEG Streams
1568  */
1569 
1570 /*
1571  * V4L2_MPEG_STREAM_VBI_FMT_IVTV:
1572  *
1573  * Structure of payload contained in an MPEG 2 Private Stream 1 PES Packet in an
1574  * MPEG-2 Program Pack that contains V4L2_MPEG_STREAM_VBI_FMT_IVTV Sliced VBI
1575  * data
1576  *
1577  * Note, the MPEG-2 Program Pack and Private Stream 1 PES packet header
1578  * definitions are not included here.  See the MPEG-2 specifications for details
1579  * on these headers.
1580  */
1581 
1582 /* Line type IDs */
1583 #define V4L2_MPEG_VBI_IVTV_TELETEXT_B     (1)
1584 #define V4L2_MPEG_VBI_IVTV_CAPTION_525    (4)
1585 #define V4L2_MPEG_VBI_IVTV_WSS_625        (5)
1586 #define V4L2_MPEG_VBI_IVTV_VPS            (7)
1587 
1588 struct v4l2_mpeg_vbi_itv0_line {
1589 	__u8 id;	/* One of V4L2_MPEG_VBI_IVTV_* above */
1590 	__u8 data[42];	/* Sliced VBI data for the line */
1591 } __attribute__ ((packed));
1592 
1593 struct v4l2_mpeg_vbi_itv0 {
1594 	__le32 linemask[2]; /* Bitmasks of VBI service lines present */
1595 	struct v4l2_mpeg_vbi_itv0_line line[35];
1596 } __attribute__ ((packed));
1597 
1598 struct v4l2_mpeg_vbi_ITV0 {
1599 	struct v4l2_mpeg_vbi_itv0_line line[36];
1600 } __attribute__ ((packed));
1601 
1602 #define V4L2_MPEG_VBI_IVTV_MAGIC0	"itv0"
1603 #define V4L2_MPEG_VBI_IVTV_MAGIC1	"ITV0"
1604 
1605 struct v4l2_mpeg_vbi_fmt_ivtv {
1606 	__u8 magic[4];
1607 	union {
1608 		struct v4l2_mpeg_vbi_itv0 itv0;
1609 		struct v4l2_mpeg_vbi_ITV0 ITV0;
1610 	};
1611 } __attribute__ ((packed));
1612 
1613 /*
1614  *	A G G R E G A T E   S T R U C T U R E S
1615  */
1616 
1617 /*	Stream data format
1618  */
1619 struct v4l2_format {
1620 	enum v4l2_buf_type type;
1621 	union {
1622 		struct v4l2_pix_format		pix;     /* V4L2_BUF_TYPE_VIDEO_CAPTURE */
1623 		struct v4l2_window		win;     /* V4L2_BUF_TYPE_VIDEO_OVERLAY */
1624 		struct v4l2_vbi_format		vbi;     /* V4L2_BUF_TYPE_VBI_CAPTURE */
1625 		struct v4l2_sliced_vbi_format	sliced;  /* V4L2_BUF_TYPE_SLICED_VBI_CAPTURE */
1626 		__u8	raw_data[200];                   /* user-defined */
1627 	} fmt;
1628 };
1629 
1630 
1631 /*	Stream type-dependent parameters
1632  */
1633 struct v4l2_streamparm {
1634 	enum v4l2_buf_type type;
1635 	union {
1636 		struct v4l2_captureparm	capture;
1637 		struct v4l2_outputparm	output;
1638 		__u8	raw_data[200];  /* user-defined */
1639 	} parm;
1640 };
1641 
1642 /*
1643  *	E V E N T S
1644  */
1645 
1646 #define V4L2_EVENT_ALL				0
1647 #define V4L2_EVENT_VSYNC			1
1648 #define V4L2_EVENT_EOS				2
1649 #define V4L2_EVENT_PRIVATE_START		0x08000000
1650 
1651 /* Payload for V4L2_EVENT_VSYNC */
1652 struct v4l2_event_vsync {
1653 	/* Can be V4L2_FIELD_ANY, _NONE, _TOP or _BOTTOM */
1654 	__u8 field;
1655 } __attribute__ ((packed));
1656 
1657 struct v4l2_event {
1658 	__u32				type;
1659 	union {
1660 		struct v4l2_event_vsync vsync;
1661 		__u8			data[64];
1662 	} u;
1663 	__u32				pending;
1664 	__u32				sequence;
1665 	struct timespec			timestamp;
1666 	__u32				reserved[9];
1667 };
1668 
1669 struct v4l2_event_subscription {
1670 	__u32				type;
1671 	__u32				reserved[7];
1672 };
1673 
1674 /*
1675  *	A D V A N C E D   D E B U G G I N G
1676  *
1677  *	NOTE: EXPERIMENTAL API, NEVER RELY ON THIS IN APPLICATIONS!
1678  *	FOR DEBUGGING, TESTING AND INTERNAL USE ONLY!
1679  */
1680 
1681 /* VIDIOC_DBG_G_REGISTER and VIDIOC_DBG_S_REGISTER */
1682 
1683 #define V4L2_CHIP_MATCH_HOST       0  /* Match against chip ID on host (0 for the host) */
1684 #define V4L2_CHIP_MATCH_I2C_DRIVER 1  /* Match against I2C driver name */
1685 #define V4L2_CHIP_MATCH_I2C_ADDR   2  /* Match against I2C 7-bit address */
1686 #define V4L2_CHIP_MATCH_AC97       3  /* Match against anciliary AC97 chip */
1687 
1688 struct v4l2_dbg_match {
1689 	__u32 type; /* Match type */
1690 	union {     /* Match this chip, meaning determined by type */
1691 		__u32 addr;
1692 		char name[32];
1693 	};
1694 } __attribute__ ((packed));
1695 
1696 struct v4l2_dbg_register {
1697 	struct v4l2_dbg_match match;
1698 	__u32 size;	/* register size in bytes */
1699 	__u64 reg;
1700 	__u64 val;
1701 } __attribute__ ((packed));
1702 
1703 /* VIDIOC_DBG_G_CHIP_IDENT */
1704 struct v4l2_dbg_chip_ident {
1705 	struct v4l2_dbg_match match;
1706 	__u32 ident;       /* chip identifier as specified in <media/v4l2-chip-ident.h> */
1707 	__u32 revision;    /* chip revision, chip specific */
1708 } __attribute__ ((packed));
1709 
1710 /*
1711  *	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
1712  *
1713  */
1714 #define VIDIOC_QUERYCAP		 _IOR('V',  0, struct v4l2_capability)
1715 #define VIDIOC_RESERVED		  _IO('V',  1)
1716 #define VIDIOC_ENUM_FMT         _IOWR('V',  2, struct v4l2_fmtdesc)
1717 #define VIDIOC_G_FMT		_IOWR('V',  4, struct v4l2_format)
1718 #define VIDIOC_S_FMT		_IOWR('V',  5, struct v4l2_format)
1719 #define VIDIOC_REQBUFS		_IOWR('V',  8, struct v4l2_requestbuffers)
1720 #define VIDIOC_QUERYBUF		_IOWR('V',  9, struct v4l2_buffer)
1721 #define VIDIOC_G_FBUF		 _IOR('V', 10, struct v4l2_framebuffer)
1722 #define VIDIOC_S_FBUF		 _IOW('V', 11, struct v4l2_framebuffer)
1723 #define VIDIOC_OVERLAY		 _IOW('V', 14, int)
1724 #define VIDIOC_QBUF		_IOWR('V', 15, struct v4l2_buffer)
1725 #define VIDIOC_DQBUF		_IOWR('V', 17, struct v4l2_buffer)
1726 #define VIDIOC_STREAMON		 _IOW('V', 18, int)
1727 #define VIDIOC_STREAMOFF	 _IOW('V', 19, int)
1728 #define VIDIOC_G_PARM		_IOWR('V', 21, struct v4l2_streamparm)
1729 #define VIDIOC_S_PARM		_IOWR('V', 22, struct v4l2_streamparm)
1730 #define VIDIOC_G_STD		 _IOR('V', 23, v4l2_std_id)
1731 #define VIDIOC_S_STD		 _IOW('V', 24, v4l2_std_id)
1732 #define VIDIOC_ENUMSTD		_IOWR('V', 25, struct v4l2_standard)
1733 #define VIDIOC_ENUMINPUT	_IOWR('V', 26, struct v4l2_input)
1734 #define VIDIOC_G_CTRL		_IOWR('V', 27, struct v4l2_control)
1735 #define VIDIOC_S_CTRL		_IOWR('V', 28, struct v4l2_control)
1736 #define VIDIOC_G_TUNER		_IOWR('V', 29, struct v4l2_tuner)
1737 #define VIDIOC_S_TUNER		 _IOW('V', 30, struct v4l2_tuner)
1738 #define VIDIOC_G_AUDIO		 _IOR('V', 33, struct v4l2_audio)
1739 #define VIDIOC_S_AUDIO		 _IOW('V', 34, struct v4l2_audio)
1740 #define VIDIOC_QUERYCTRL	_IOWR('V', 36, struct v4l2_queryctrl)
1741 #define VIDIOC_QUERYMENU	_IOWR('V', 37, struct v4l2_querymenu)
1742 #define VIDIOC_G_INPUT		 _IOR('V', 38, int)
1743 #define VIDIOC_S_INPUT		_IOWR('V', 39, int)
1744 #define VIDIOC_G_OUTPUT		 _IOR('V', 46, int)
1745 #define VIDIOC_S_OUTPUT		_IOWR('V', 47, int)
1746 #define VIDIOC_ENUMOUTPUT	_IOWR('V', 48, struct v4l2_output)
1747 #define VIDIOC_G_AUDOUT		 _IOR('V', 49, struct v4l2_audioout)
1748 #define VIDIOC_S_AUDOUT		 _IOW('V', 50, struct v4l2_audioout)
1749 #define VIDIOC_G_MODULATOR	_IOWR('V', 54, struct v4l2_modulator)
1750 #define VIDIOC_S_MODULATOR	 _IOW('V', 55, struct v4l2_modulator)
1751 #define VIDIOC_G_FREQUENCY	_IOWR('V', 56, struct v4l2_frequency)
1752 #define VIDIOC_S_FREQUENCY	 _IOW('V', 57, struct v4l2_frequency)
1753 #define VIDIOC_CROPCAP		_IOWR('V', 58, struct v4l2_cropcap)
1754 #define VIDIOC_G_CROP		_IOWR('V', 59, struct v4l2_crop)
1755 #define VIDIOC_S_CROP		 _IOW('V', 60, struct v4l2_crop)
1756 #define VIDIOC_G_JPEGCOMP	 _IOR('V', 61, struct v4l2_jpegcompression)
1757 #define VIDIOC_S_JPEGCOMP	 _IOW('V', 62, struct v4l2_jpegcompression)
1758 #define VIDIOC_QUERYSTD      	 _IOR('V', 63, v4l2_std_id)
1759 #define VIDIOC_TRY_FMT      	_IOWR('V', 64, struct v4l2_format)
1760 #define VIDIOC_ENUMAUDIO	_IOWR('V', 65, struct v4l2_audio)
1761 #define VIDIOC_ENUMAUDOUT	_IOWR('V', 66, struct v4l2_audioout)
1762 #define VIDIOC_G_PRIORITY        _IOR('V', 67, enum v4l2_priority)
1763 #define VIDIOC_S_PRIORITY        _IOW('V', 68, enum v4l2_priority)
1764 #define VIDIOC_G_SLICED_VBI_CAP _IOWR('V', 69, struct v4l2_sliced_vbi_cap)
1765 #define VIDIOC_LOG_STATUS         _IO('V', 70)
1766 #define VIDIOC_G_EXT_CTRLS	_IOWR('V', 71, struct v4l2_ext_controls)
1767 #define VIDIOC_S_EXT_CTRLS	_IOWR('V', 72, struct v4l2_ext_controls)
1768 #define VIDIOC_TRY_EXT_CTRLS	_IOWR('V', 73, struct v4l2_ext_controls)
1769 #if 1
1770 #define VIDIOC_ENUM_FRAMESIZES	_IOWR('V', 74, struct v4l2_frmsizeenum)
1771 #define VIDIOC_ENUM_FRAMEINTERVALS _IOWR('V', 75, struct v4l2_frmivalenum)
1772 #define VIDIOC_G_ENC_INDEX       _IOR('V', 76, struct v4l2_enc_idx)
1773 #define VIDIOC_ENCODER_CMD      _IOWR('V', 77, struct v4l2_encoder_cmd)
1774 #define VIDIOC_TRY_ENCODER_CMD  _IOWR('V', 78, struct v4l2_encoder_cmd)
1775 #endif
1776 
1777 #if 1
1778 /* Experimental, meant for debugging, testing and internal use.
1779    Only implemented if CONFIG_VIDEO_ADV_DEBUG is defined.
1780    You must be root to use these ioctls. Never use these in applications! */
1781 #define	VIDIOC_DBG_S_REGISTER 	 _IOW('V', 79, struct v4l2_dbg_register)
1782 #define	VIDIOC_DBG_G_REGISTER 	_IOWR('V', 80, struct v4l2_dbg_register)
1783 
1784 /* Experimental, meant for debugging, testing and internal use.
1785    Never use this ioctl in applications! */
1786 #define VIDIOC_DBG_G_CHIP_IDENT _IOWR('V', 81, struct v4l2_dbg_chip_ident)
1787 #endif
1788 
1789 #define VIDIOC_S_HW_FREQ_SEEK	 _IOW('V', 82, struct v4l2_hw_freq_seek)
1790 #define	VIDIOC_ENUM_DV_PRESETS	_IOWR('V', 83, struct v4l2_dv_enum_preset)
1791 #define	VIDIOC_S_DV_PRESET	_IOWR('V', 84, struct v4l2_dv_preset)
1792 #define	VIDIOC_G_DV_PRESET	_IOWR('V', 85, struct v4l2_dv_preset)
1793 #define	VIDIOC_QUERY_DV_PRESET	_IOR('V',  86, struct v4l2_dv_preset)
1794 #define	VIDIOC_S_DV_TIMINGS	_IOWR('V', 87, struct v4l2_dv_timings)
1795 #define	VIDIOC_G_DV_TIMINGS	_IOWR('V', 88, struct v4l2_dv_timings)
1796 #define	VIDIOC_DQEVENT		 _IOR('V', 89, struct v4l2_event)
1797 #define	VIDIOC_SUBSCRIBE_EVENT	 _IOW('V', 90, struct v4l2_event_subscription)
1798 #define	VIDIOC_UNSUBSCRIBE_EVENT _IOW('V', 91, struct v4l2_event_subscription)
1799 
1800 /* Reminder: when adding new ioctls please add support for them to
1801    drivers/media/video/v4l2-compat-ioctl32.c as well! */
1802 
1803 #ifdef __OLD_VIDIOC_
1804 /* for compatibility, will go away some day */
1805 #define VIDIOC_OVERLAY_OLD     	_IOWR('V', 14, int)
1806 #define VIDIOC_S_PARM_OLD      	 _IOW('V', 22, struct v4l2_streamparm)
1807 #define VIDIOC_S_CTRL_OLD      	 _IOW('V', 28, struct v4l2_control)
1808 #define VIDIOC_G_AUDIO_OLD     	_IOWR('V', 33, struct v4l2_audio)
1809 #define VIDIOC_G_AUDOUT_OLD    	_IOWR('V', 49, struct v4l2_audioout)
1810 #define VIDIOC_CROPCAP_OLD     	 _IOR('V', 58, struct v4l2_cropcap)
1811 #endif
1812 
1813 #define BASE_VIDIOC_PRIVATE	192		/* 192-255 are private */
1814 
1815 #endif /* __LINUX_VIDEODEV2_H */
1816