xref: /netbsd-src/sys/sys/videoio.h (revision 5d3121f64a2f86c3739901b7aa9d0b1ea358484e)
1 /* $NetBSD: videoio.h,v 1.12 2020/08/10 19:27:28 rjs Exp $ */
2 /* $OpenBSD: videoio.h,v 1.16 2017/02/17 06:48:33 feinerer Exp $	*/
3 /*
4  *  Video for Linux Two header file
5  *
6  *  Copyright (C) 1999-2012 the contributors
7  *  Copyright (C) 2012 Nokia Corporation
8  *  Contact: Sakari Ailus <sakari.ailus@iki.fi>
9  *
10  *  This program is free software; you can redistribute it and/or modify
11  *  it under the terms of the GNU General Public License as published by
12  *  the Free Software Foundation; either version 2 of the License, or
13  *  (at your option) any later version.
14  *
15  *  This program is distributed in the hope that it will be useful,
16  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
17  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18  *  GNU General Public License for more details.
19  *
20  *  Alternatively you can redistribute this file under the terms of the
21  *  BSD license as stated below:
22  *
23  *  Redistribution and use in source and binary forms, with or without
24  *  modification, are permitted provided that the following conditions
25  *  are met:
26  *  1. Redistributions of source code must retain the above copyright
27  *     notice, this list of conditions and the following disclaimer.
28  *  2. Redistributions in binary form must reproduce the above copyright
29  *     notice, this list of conditions and the following disclaimer in
30  *     the documentation and/or other materials provided with the
31  *     distribution.
32  *  3. The names of its contributors may not be used to endorse or promote
33  *     products derived from this software without specific prior written
34  *     permission.
35  *
36  *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
37  *  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
38  *  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
39  *  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
40  *  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
41  *  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
42  *  TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
43  *  PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
44  *  LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
45  *  NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
46  *  SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
47  *
48  *	Header file for v4l or V4L2 drivers and applications
49  * with public API.
50  * All kernel-specific stuff were moved to media/v4l2-dev.h, so
51  * no #if __KERNEL tests are allowed here
52  *
53  *	See https://linuxtv.org for more info
54  *
55  *	Author: Bill Dirks <bill@thedirks.org>
56  *		Justin Schoeman
57  *              Hans Verkuil <hverkuil@xs4all.nl>
58  *		et al.
59  */
60 
61 #ifndef _SYS_VIDEOIO_H_
62 #define _SYS_VIDEOIO_H_
63 
64 #include <sys/types.h>
65 #include <sys/ioccom.h>
66 #include <sys/time.h>
67 #ifdef _KERNEL
68 #include <compat/sys/time.h>
69 #endif
70 
71 
72 /* Inline #include <linux/v4l2-common.h>
73  * (v4l2-common.h was split off from videodev2.h and has the same BSD license.)
74  *
75  * Begin of v4l2-common.h
76  */
77 /*
78  *
79  * Selection interface definitions
80  *
81  */
82 
83 /* Current cropping area */
84 #define V4L2_SEL_TGT_CROP		0x0000
85 /* Default cropping area */
86 #define V4L2_SEL_TGT_CROP_DEFAULT	0x0001
87 /* Cropping bounds */
88 #define V4L2_SEL_TGT_CROP_BOUNDS	0x0002
89 /* Native frame size */
90 #define V4L2_SEL_TGT_NATIVE_SIZE	0x0003
91 /* Current composing area */
92 #define V4L2_SEL_TGT_COMPOSE		0x0100
93 /* Default composing area */
94 #define V4L2_SEL_TGT_COMPOSE_DEFAULT	0x0101
95 /* Composing bounds */
96 #define V4L2_SEL_TGT_COMPOSE_BOUNDS	0x0102
97 /* Current composing area plus all padding pixels */
98 #define V4L2_SEL_TGT_COMPOSE_PADDED	0x0103
99 
100 /* Backward compatibility target definitions --- to be removed. */
101 #define V4L2_SEL_TGT_CROP_ACTIVE	V4L2_SEL_TGT_CROP
102 #define V4L2_SEL_TGT_COMPOSE_ACTIVE	V4L2_SEL_TGT_COMPOSE
103 #define V4L2_SUBDEV_SEL_TGT_CROP_ACTUAL	V4L2_SEL_TGT_CROP
104 #define V4L2_SUBDEV_SEL_TGT_COMPOSE_ACTUAL V4L2_SEL_TGT_COMPOSE
105 #define V4L2_SUBDEV_SEL_TGT_CROP_BOUNDS	V4L2_SEL_TGT_CROP_BOUNDS
106 #define V4L2_SUBDEV_SEL_TGT_COMPOSE_BOUNDS V4L2_SEL_TGT_COMPOSE_BOUNDS
107 
108 /* Selection flags */
109 #define V4L2_SEL_FLAG_GE		(1 << 0)
110 #define V4L2_SEL_FLAG_LE		(1 << 1)
111 #define V4L2_SEL_FLAG_KEEP_CONFIG	(1 << 2)
112 
113 /* Backward compatibility flag definitions --- to be removed. */
114 #define V4L2_SUBDEV_SEL_FLAG_SIZE_GE	V4L2_SEL_FLAG_GE
115 #define V4L2_SUBDEV_SEL_FLAG_SIZE_LE	V4L2_SEL_FLAG_LE
116 #define V4L2_SUBDEV_SEL_FLAG_KEEP_CONFIG V4L2_SEL_FLAG_KEEP_CONFIG
117 
118 struct v4l2_edid {
119 	u_int32_t pad;
120 	u_int32_t start_block;
121 	u_int32_t blocks;
122 	u_int32_t reserved[5];
123 	u_int8_t  *edid;
124 };
125 /*
126  * End of v4l2-common.h
127  */
128 /* Inline #include <linux/v4l2-controls.h>
129  * (v4l2-controls.h was split off from videodev2.h and has the same BSD license.)
130  *
131  * Begin of v4l2-controls.h
132  */
133 /* Control classes */
134 #define V4L2_CTRL_CLASS_USER		0x00980000	/* Old-style 'user' controls */
135 #define V4L2_CTRL_CLASS_MPEG		0x00990000	/* MPEG-compression controls */
136 #define V4L2_CTRL_CLASS_CAMERA		0x009a0000	/* Camera class controls */
137 #define V4L2_CTRL_CLASS_FM_TX		0x009b0000	/* FM Modulator controls */
138 #define V4L2_CTRL_CLASS_FLASH		0x009c0000	/* Camera flash controls */
139 #define V4L2_CTRL_CLASS_JPEG		0x009d0000	/* JPEG-compression controls */
140 #define V4L2_CTRL_CLASS_IMAGE_SOURCE	0x009e0000	/* Image source controls */
141 #define V4L2_CTRL_CLASS_IMAGE_PROC	0x009f0000	/* Image processing controls */
142 #define V4L2_CTRL_CLASS_DV		0x00a00000	/* Digital Video controls */
143 #define V4L2_CTRL_CLASS_FM_RX		0x00a10000	/* FM Receiver controls */
144 #define V4L2_CTRL_CLASS_RF_TUNER	0x00a20000	/* RF tuner controls */
145 #define V4L2_CTRL_CLASS_DETECT		0x00a30000	/* Detection controls */
146 
147 /* User-class control IDs */
148 
149 #define V4L2_CID_BASE			(V4L2_CTRL_CLASS_USER | 0x900)
150 #define V4L2_CID_USER_BASE 		V4L2_CID_BASE
151 #define V4L2_CID_USER_CLASS 		(V4L2_CTRL_CLASS_USER | 1)
152 #define V4L2_CID_BRIGHTNESS		(V4L2_CID_BASE+0)
153 #define V4L2_CID_CONTRAST		(V4L2_CID_BASE+1)
154 #define V4L2_CID_SATURATION		(V4L2_CID_BASE+2)
155 #define V4L2_CID_HUE			(V4L2_CID_BASE+3)
156 #define V4L2_CID_AUDIO_VOLUME		(V4L2_CID_BASE+5)
157 #define V4L2_CID_AUDIO_BALANCE		(V4L2_CID_BASE+6)
158 #define V4L2_CID_AUDIO_BASS		(V4L2_CID_BASE+7)
159 #define V4L2_CID_AUDIO_TREBLE		(V4L2_CID_BASE+8)
160 #define V4L2_CID_AUDIO_MUTE		(V4L2_CID_BASE+9)
161 #define V4L2_CID_AUDIO_LOUDNESS		(V4L2_CID_BASE+10)
162 #define V4L2_CID_BLACK_LEVEL		(V4L2_CID_BASE+11) /* Deprecated */
163 #define V4L2_CID_AUTO_WHITE_BALANCE	(V4L2_CID_BASE+12)
164 #define V4L2_CID_DO_WHITE_BALANCE	(V4L2_CID_BASE+13)
165 #define V4L2_CID_RED_BALANCE		(V4L2_CID_BASE+14)
166 #define V4L2_CID_BLUE_BALANCE		(V4L2_CID_BASE+15)
167 #define V4L2_CID_GAMMA			(V4L2_CID_BASE+16)
168 #define V4L2_CID_WHITENESS		(V4L2_CID_GAMMA) /* Deprecated */
169 #define V4L2_CID_EXPOSURE		(V4L2_CID_BASE+17)
170 #define V4L2_CID_AUTOGAIN		(V4L2_CID_BASE+18)
171 #define V4L2_CID_GAIN			(V4L2_CID_BASE+19)
172 #define V4L2_CID_HFLIP			(V4L2_CID_BASE+20)
173 #define V4L2_CID_VFLIP			(V4L2_CID_BASE+21)
174 
175 #define V4L2_CID_HCENTER_DEPRECATED	(V4L2_CID_BASE + 22)
176 #define V4L2_CID_VCENTER_DEPRECATED	(V4L2_CID_BASE + 23)
177 #define V4L2_CID_HCENTER	V4L2_CID_HCENTER_DEPRECATED
178 #define V4L2_CID_VCENTER	V4L2_CID_VCENTER_DEPRECATED
179 
180 #define V4L2_CID_POWER_LINE_FREQUENCY	(V4L2_CID_BASE+24)
181 enum v4l2_power_line_frequency {
182 	V4L2_CID_POWER_LINE_FREQUENCY_DISABLED	= 0,
183 	V4L2_CID_POWER_LINE_FREQUENCY_50HZ	= 1,
184 	V4L2_CID_POWER_LINE_FREQUENCY_60HZ	= 2,
185 	V4L2_CID_POWER_LINE_FREQUENCY_AUTO	= 3,
186 };
187 #define V4L2_CID_HUE_AUTO			(V4L2_CID_BASE+25)
188 #define V4L2_CID_WHITE_BALANCE_TEMPERATURE	(V4L2_CID_BASE+26)
189 #define V4L2_CID_SHARPNESS			(V4L2_CID_BASE+27)
190 #define V4L2_CID_BACKLIGHT_COMPENSATION 	(V4L2_CID_BASE+28)
191 #define V4L2_CID_CHROMA_AGC                     (V4L2_CID_BASE+29)
192 #define V4L2_CID_COLOR_KILLER                   (V4L2_CID_BASE+30)
193 #define V4L2_CID_COLORFX			(V4L2_CID_BASE+31)
194 enum v4l2_colorfx {
195 	V4L2_COLORFX_NONE			= 0,
196 	V4L2_COLORFX_BW				= 1,
197 	V4L2_COLORFX_SEPIA			= 2,
198 	V4L2_COLORFX_NEGATIVE			= 3,
199 	V4L2_COLORFX_EMBOSS			= 4,
200 	V4L2_COLORFX_SKETCH			= 5,
201 	V4L2_COLORFX_SKY_BLUE			= 6,
202 	V4L2_COLORFX_GRASS_GREEN		= 7,
203 	V4L2_COLORFX_SKIN_WHITEN		= 8,
204 	V4L2_COLORFX_VIVID			= 9,
205 	V4L2_COLORFX_AQUA			= 10,
206 	V4L2_COLORFX_ART_FREEZE			= 11,
207 	V4L2_COLORFX_SILHOUETTE			= 12,
208 	V4L2_COLORFX_SOLARIZATION		= 13,
209 	V4L2_COLORFX_ANTIQUE			= 14,
210 	V4L2_COLORFX_SET_CBCR			= 15,
211 };
212 #define V4L2_CID_AUTOBRIGHTNESS			(V4L2_CID_BASE+32)
213 #define V4L2_CID_BAND_STOP_FILTER		(V4L2_CID_BASE+33)
214 
215 #define V4L2_CID_ROTATE				(V4L2_CID_BASE+34)
216 #define V4L2_CID_BG_COLOR			(V4L2_CID_BASE+35)
217 
218 #define V4L2_CID_CHROMA_GAIN                    (V4L2_CID_BASE+36)
219 
220 #define V4L2_CID_ILLUMINATORS_1			(V4L2_CID_BASE+37)
221 #define V4L2_CID_ILLUMINATORS_2			(V4L2_CID_BASE+38)
222 
223 #define V4L2_CID_MIN_BUFFERS_FOR_CAPTURE	(V4L2_CID_BASE+39)
224 #define V4L2_CID_MIN_BUFFERS_FOR_OUTPUT		(V4L2_CID_BASE+40)
225 
226 #define V4L2_CID_ALPHA_COMPONENT		(V4L2_CID_BASE+41)
227 #define V4L2_CID_COLORFX_CBCR			(V4L2_CID_BASE+42)
228 
229 /* last CID + 1 */
230 #define V4L2_CID_LASTP1                         (V4L2_CID_BASE+43)
231 
232 /* USER-class private control IDs */
233 
234 /* The base for the meye driver controls. See linux/meye.h for the list
235  * of controls. We reserve 16 controls for this driver. */
236 #define V4L2_CID_USER_MEYE_BASE			(V4L2_CID_USER_BASE + 0x1000)
237 
238 /* The base for the bttv driver controls.
239  * We reserve 32 controls for this driver. */
240 #define V4L2_CID_USER_BTTV_BASE			(V4L2_CID_USER_BASE + 0x1010)
241 
242 
243 /* The base for the s2255 driver controls.
244  * We reserve 16 controls for this driver. */
245 #define V4L2_CID_USER_S2255_BASE		(V4L2_CID_USER_BASE + 0x1030)
246 
247 /*
248  * The base for the si476x driver controls. See include/media/drv-intf/si476x.h
249  * for the list of controls. Total of 16 controls is reserved for this driver
250  */
251 #define V4L2_CID_USER_SI476X_BASE		(V4L2_CID_USER_BASE + 0x1040)
252 
253 /* The base for the TI VPE driver controls. Total of 16 controls is reserved for
254  * this driver */
255 #define V4L2_CID_USER_TI_VPE_BASE		(V4L2_CID_USER_BASE + 0x1050)
256 
257 /* The base for the saa7134 driver controls.
258  * We reserve 16 controls for this driver. */
259 #define V4L2_CID_USER_SAA7134_BASE		(V4L2_CID_USER_BASE + 0x1060)
260 
261 /* The base for the adv7180 driver controls.
262  * We reserve 16 controls for this driver. */
263 #define V4L2_CID_USER_ADV7180_BASE		(V4L2_CID_USER_BASE + 0x1070)
264 
265 /* The base for the tc358743 driver controls.
266  * We reserve 16 controls for this driver. */
267 #define V4L2_CID_USER_TC358743_BASE		(V4L2_CID_USER_BASE + 0x1080)
268 
269 /* MPEG-class control IDs */
270 /* The MPEG controls are applicable to all codec controls
271  * and the 'MPEG' part of the define is historical */
272 
273 #define V4L2_CID_MPEG_BASE 			(V4L2_CTRL_CLASS_MPEG | 0x900)
274 #define V4L2_CID_MPEG_CLASS 			(V4L2_CTRL_CLASS_MPEG | 1)
275 
276 /*  MPEG streams, specific to multiplexed streams */
277 #define V4L2_CID_MPEG_STREAM_TYPE 		(V4L2_CID_MPEG_BASE+0)
278 enum v4l2_mpeg_stream_type {
279 	V4L2_MPEG_STREAM_TYPE_MPEG2_PS   = 0, /* MPEG-2 program stream */
280 	V4L2_MPEG_STREAM_TYPE_MPEG2_TS   = 1, /* MPEG-2 transport stream */
281 	V4L2_MPEG_STREAM_TYPE_MPEG1_SS   = 2, /* MPEG-1 system stream */
282 	V4L2_MPEG_STREAM_TYPE_MPEG2_DVD  = 3, /* MPEG-2 DVD-compatible stream */
283 	V4L2_MPEG_STREAM_TYPE_MPEG1_VCD  = 4, /* MPEG-1 VCD-compatible stream */
284 	V4L2_MPEG_STREAM_TYPE_MPEG2_SVCD = 5, /* MPEG-2 SVCD-compatible stream */
285 };
286 #define V4L2_CID_MPEG_STREAM_PID_PMT 		(V4L2_CID_MPEG_BASE+1)
287 #define V4L2_CID_MPEG_STREAM_PID_AUDIO 		(V4L2_CID_MPEG_BASE+2)
288 #define V4L2_CID_MPEG_STREAM_PID_VIDEO 		(V4L2_CID_MPEG_BASE+3)
289 #define V4L2_CID_MPEG_STREAM_PID_PCR 		(V4L2_CID_MPEG_BASE+4)
290 #define V4L2_CID_MPEG_STREAM_PES_ID_AUDIO 	(V4L2_CID_MPEG_BASE+5)
291 #define V4L2_CID_MPEG_STREAM_PES_ID_VIDEO 	(V4L2_CID_MPEG_BASE+6)
292 #define V4L2_CID_MPEG_STREAM_VBI_FMT 		(V4L2_CID_MPEG_BASE+7)
293 enum v4l2_mpeg_stream_vbi_fmt {
294 	V4L2_MPEG_STREAM_VBI_FMT_NONE = 0,  /* No VBI in the MPEG stream */
295 	V4L2_MPEG_STREAM_VBI_FMT_IVTV = 1,  /* VBI in private packets, IVTV format */
296 };
297 
298 /*  MPEG audio controls specific to multiplexed streams  */
299 #define V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ 	(V4L2_CID_MPEG_BASE+100)
300 enum v4l2_mpeg_audio_sampling_freq {
301 	V4L2_MPEG_AUDIO_SAMPLING_FREQ_44100 = 0,
302 	V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000 = 1,
303 	V4L2_MPEG_AUDIO_SAMPLING_FREQ_32000 = 2,
304 };
305 #define V4L2_CID_MPEG_AUDIO_ENCODING 		(V4L2_CID_MPEG_BASE+101)
306 enum v4l2_mpeg_audio_encoding {
307 	V4L2_MPEG_AUDIO_ENCODING_LAYER_1 = 0,
308 	V4L2_MPEG_AUDIO_ENCODING_LAYER_2 = 1,
309 	V4L2_MPEG_AUDIO_ENCODING_LAYER_3 = 2,
310 	V4L2_MPEG_AUDIO_ENCODING_AAC     = 3,
311 	V4L2_MPEG_AUDIO_ENCODING_AC3     = 4,
312 };
313 #define V4L2_CID_MPEG_AUDIO_L1_BITRATE 		(V4L2_CID_MPEG_BASE+102)
314 enum v4l2_mpeg_audio_l1_bitrate {
315 	V4L2_MPEG_AUDIO_L1_BITRATE_32K  = 0,
316 	V4L2_MPEG_AUDIO_L1_BITRATE_64K  = 1,
317 	V4L2_MPEG_AUDIO_L1_BITRATE_96K  = 2,
318 	V4L2_MPEG_AUDIO_L1_BITRATE_128K = 3,
319 	V4L2_MPEG_AUDIO_L1_BITRATE_160K = 4,
320 	V4L2_MPEG_AUDIO_L1_BITRATE_192K = 5,
321 	V4L2_MPEG_AUDIO_L1_BITRATE_224K = 6,
322 	V4L2_MPEG_AUDIO_L1_BITRATE_256K = 7,
323 	V4L2_MPEG_AUDIO_L1_BITRATE_288K = 8,
324 	V4L2_MPEG_AUDIO_L1_BITRATE_320K = 9,
325 	V4L2_MPEG_AUDIO_L1_BITRATE_352K = 10,
326 	V4L2_MPEG_AUDIO_L1_BITRATE_384K = 11,
327 	V4L2_MPEG_AUDIO_L1_BITRATE_416K = 12,
328 	V4L2_MPEG_AUDIO_L1_BITRATE_448K = 13,
329 };
330 #define V4L2_CID_MPEG_AUDIO_L2_BITRATE 		(V4L2_CID_MPEG_BASE+103)
331 enum v4l2_mpeg_audio_l2_bitrate {
332 	V4L2_MPEG_AUDIO_L2_BITRATE_32K  = 0,
333 	V4L2_MPEG_AUDIO_L2_BITRATE_48K  = 1,
334 	V4L2_MPEG_AUDIO_L2_BITRATE_56K  = 2,
335 	V4L2_MPEG_AUDIO_L2_BITRATE_64K  = 3,
336 	V4L2_MPEG_AUDIO_L2_BITRATE_80K  = 4,
337 	V4L2_MPEG_AUDIO_L2_BITRATE_96K  = 5,
338 	V4L2_MPEG_AUDIO_L2_BITRATE_112K = 6,
339 	V4L2_MPEG_AUDIO_L2_BITRATE_128K = 7,
340 	V4L2_MPEG_AUDIO_L2_BITRATE_160K = 8,
341 	V4L2_MPEG_AUDIO_L2_BITRATE_192K = 9,
342 	V4L2_MPEG_AUDIO_L2_BITRATE_224K = 10,
343 	V4L2_MPEG_AUDIO_L2_BITRATE_256K = 11,
344 	V4L2_MPEG_AUDIO_L2_BITRATE_320K = 12,
345 	V4L2_MPEG_AUDIO_L2_BITRATE_384K = 13,
346 };
347 #define V4L2_CID_MPEG_AUDIO_L3_BITRATE 		(V4L2_CID_MPEG_BASE+104)
348 enum v4l2_mpeg_audio_l3_bitrate {
349 	V4L2_MPEG_AUDIO_L3_BITRATE_32K  = 0,
350 	V4L2_MPEG_AUDIO_L3_BITRATE_40K  = 1,
351 	V4L2_MPEG_AUDIO_L3_BITRATE_48K  = 2,
352 	V4L2_MPEG_AUDIO_L3_BITRATE_56K  = 3,
353 	V4L2_MPEG_AUDIO_L3_BITRATE_64K  = 4,
354 	V4L2_MPEG_AUDIO_L3_BITRATE_80K  = 5,
355 	V4L2_MPEG_AUDIO_L3_BITRATE_96K  = 6,
356 	V4L2_MPEG_AUDIO_L3_BITRATE_112K = 7,
357 	V4L2_MPEG_AUDIO_L3_BITRATE_128K = 8,
358 	V4L2_MPEG_AUDIO_L3_BITRATE_160K = 9,
359 	V4L2_MPEG_AUDIO_L3_BITRATE_192K = 10,
360 	V4L2_MPEG_AUDIO_L3_BITRATE_224K = 11,
361 	V4L2_MPEG_AUDIO_L3_BITRATE_256K = 12,
362 	V4L2_MPEG_AUDIO_L3_BITRATE_320K = 13,
363 };
364 #define V4L2_CID_MPEG_AUDIO_MODE 		(V4L2_CID_MPEG_BASE+105)
365 enum v4l2_mpeg_audio_mode {
366 	V4L2_MPEG_AUDIO_MODE_STEREO       = 0,
367 	V4L2_MPEG_AUDIO_MODE_JOINT_STEREO = 1,
368 	V4L2_MPEG_AUDIO_MODE_DUAL         = 2,
369 	V4L2_MPEG_AUDIO_MODE_MONO         = 3,
370 };
371 #define V4L2_CID_MPEG_AUDIO_MODE_EXTENSION 	(V4L2_CID_MPEG_BASE+106)
372 enum v4l2_mpeg_audio_mode_extension {
373 	V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4  = 0,
374 	V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_8  = 1,
375 	V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_12 = 2,
376 	V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_16 = 3,
377 };
378 #define V4L2_CID_MPEG_AUDIO_EMPHASIS 		(V4L2_CID_MPEG_BASE+107)
379 enum v4l2_mpeg_audio_emphasis {
380 	V4L2_MPEG_AUDIO_EMPHASIS_NONE         = 0,
381 	V4L2_MPEG_AUDIO_EMPHASIS_50_DIV_15_uS = 1,
382 	V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17    = 2,
383 };
384 #define V4L2_CID_MPEG_AUDIO_CRC 		(V4L2_CID_MPEG_BASE+108)
385 enum v4l2_mpeg_audio_crc {
386 	V4L2_MPEG_AUDIO_CRC_NONE  = 0,
387 	V4L2_MPEG_AUDIO_CRC_CRC16 = 1,
388 };
389 #define V4L2_CID_MPEG_AUDIO_MUTE 		(V4L2_CID_MPEG_BASE+109)
390 #define V4L2_CID_MPEG_AUDIO_AAC_BITRATE		(V4L2_CID_MPEG_BASE+110)
391 #define V4L2_CID_MPEG_AUDIO_AC3_BITRATE		(V4L2_CID_MPEG_BASE+111)
392 enum v4l2_mpeg_audio_ac3_bitrate {
393 	V4L2_MPEG_AUDIO_AC3_BITRATE_32K  = 0,
394 	V4L2_MPEG_AUDIO_AC3_BITRATE_40K  = 1,
395 	V4L2_MPEG_AUDIO_AC3_BITRATE_48K  = 2,
396 	V4L2_MPEG_AUDIO_AC3_BITRATE_56K  = 3,
397 	V4L2_MPEG_AUDIO_AC3_BITRATE_64K  = 4,
398 	V4L2_MPEG_AUDIO_AC3_BITRATE_80K  = 5,
399 	V4L2_MPEG_AUDIO_AC3_BITRATE_96K  = 6,
400 	V4L2_MPEG_AUDIO_AC3_BITRATE_112K = 7,
401 	V4L2_MPEG_AUDIO_AC3_BITRATE_128K = 8,
402 	V4L2_MPEG_AUDIO_AC3_BITRATE_160K = 9,
403 	V4L2_MPEG_AUDIO_AC3_BITRATE_192K = 10,
404 	V4L2_MPEG_AUDIO_AC3_BITRATE_224K = 11,
405 	V4L2_MPEG_AUDIO_AC3_BITRATE_256K = 12,
406 	V4L2_MPEG_AUDIO_AC3_BITRATE_320K = 13,
407 	V4L2_MPEG_AUDIO_AC3_BITRATE_384K = 14,
408 	V4L2_MPEG_AUDIO_AC3_BITRATE_448K = 15,
409 	V4L2_MPEG_AUDIO_AC3_BITRATE_512K = 16,
410 	V4L2_MPEG_AUDIO_AC3_BITRATE_576K = 17,
411 	V4L2_MPEG_AUDIO_AC3_BITRATE_640K = 18,
412 };
413 #define V4L2_CID_MPEG_AUDIO_DEC_PLAYBACK	(V4L2_CID_MPEG_BASE+112)
414 enum v4l2_mpeg_audio_dec_playback {
415 	V4L2_MPEG_AUDIO_DEC_PLAYBACK_AUTO	    = 0,
416 	V4L2_MPEG_AUDIO_DEC_PLAYBACK_STEREO	    = 1,
417 	V4L2_MPEG_AUDIO_DEC_PLAYBACK_LEFT	    = 2,
418 	V4L2_MPEG_AUDIO_DEC_PLAYBACK_RIGHT	    = 3,
419 	V4L2_MPEG_AUDIO_DEC_PLAYBACK_MONO	    = 4,
420 	V4L2_MPEG_AUDIO_DEC_PLAYBACK_SWAPPED_STEREO = 5,
421 };
422 #define V4L2_CID_MPEG_AUDIO_DEC_MULTILINGUAL_PLAYBACK (V4L2_CID_MPEG_BASE+113)
423 
424 /*  MPEG video controls specific to multiplexed streams */
425 #define V4L2_CID_MPEG_VIDEO_ENCODING 		(V4L2_CID_MPEG_BASE+200)
426 enum v4l2_mpeg_video_encoding {
427 	V4L2_MPEG_VIDEO_ENCODING_MPEG_1     = 0,
428 	V4L2_MPEG_VIDEO_ENCODING_MPEG_2     = 1,
429 	V4L2_MPEG_VIDEO_ENCODING_MPEG_4_AVC = 2,
430 };
431 #define V4L2_CID_MPEG_VIDEO_ASPECT 		(V4L2_CID_MPEG_BASE+201)
432 enum v4l2_mpeg_video_aspect {
433 	V4L2_MPEG_VIDEO_ASPECT_1x1     = 0,
434 	V4L2_MPEG_VIDEO_ASPECT_4x3     = 1,
435 	V4L2_MPEG_VIDEO_ASPECT_16x9    = 2,
436 	V4L2_MPEG_VIDEO_ASPECT_221x100 = 3,
437 };
438 #define V4L2_CID_MPEG_VIDEO_B_FRAMES 		(V4L2_CID_MPEG_BASE+202)
439 #define V4L2_CID_MPEG_VIDEO_GOP_SIZE 		(V4L2_CID_MPEG_BASE+203)
440 #define V4L2_CID_MPEG_VIDEO_GOP_CLOSURE 	(V4L2_CID_MPEG_BASE+204)
441 #define V4L2_CID_MPEG_VIDEO_PULLDOWN 		(V4L2_CID_MPEG_BASE+205)
442 #define V4L2_CID_MPEG_VIDEO_BITRATE_MODE 	(V4L2_CID_MPEG_BASE+206)
443 enum v4l2_mpeg_video_bitrate_mode {
444 	V4L2_MPEG_VIDEO_BITRATE_MODE_VBR = 0,
445 	V4L2_MPEG_VIDEO_BITRATE_MODE_CBR = 1,
446 };
447 #define V4L2_CID_MPEG_VIDEO_BITRATE 		(V4L2_CID_MPEG_BASE+207)
448 #define V4L2_CID_MPEG_VIDEO_BITRATE_PEAK 	(V4L2_CID_MPEG_BASE+208)
449 #define V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION (V4L2_CID_MPEG_BASE+209)
450 #define V4L2_CID_MPEG_VIDEO_MUTE 		(V4L2_CID_MPEG_BASE+210)
451 #define V4L2_CID_MPEG_VIDEO_MUTE_YUV 		(V4L2_CID_MPEG_BASE+211)
452 #define V4L2_CID_MPEG_VIDEO_DECODER_SLICE_INTERFACE		(V4L2_CID_MPEG_BASE+212)
453 #define V4L2_CID_MPEG_VIDEO_DECODER_MPEG4_DEBLOCK_FILTER	(V4L2_CID_MPEG_BASE+213)
454 #define V4L2_CID_MPEG_VIDEO_CYCLIC_INTRA_REFRESH_MB		(V4L2_CID_MPEG_BASE+214)
455 #define V4L2_CID_MPEG_VIDEO_FRAME_RC_ENABLE			(V4L2_CID_MPEG_BASE+215)
456 #define V4L2_CID_MPEG_VIDEO_HEADER_MODE				(V4L2_CID_MPEG_BASE+216)
457 enum v4l2_mpeg_video_header_mode {
458 	V4L2_MPEG_VIDEO_HEADER_MODE_SEPARATE			= 0,
459 	V4L2_MPEG_VIDEO_HEADER_MODE_JOINED_WITH_1ST_FRAME	= 1,
460 
461 };
462 #define V4L2_CID_MPEG_VIDEO_MAX_REF_PIC			(V4L2_CID_MPEG_BASE+217)
463 #define V4L2_CID_MPEG_VIDEO_MB_RC_ENABLE		(V4L2_CID_MPEG_BASE+218)
464 #define V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_BYTES	(V4L2_CID_MPEG_BASE+219)
465 #define V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_MB		(V4L2_CID_MPEG_BASE+220)
466 #define V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MODE		(V4L2_CID_MPEG_BASE+221)
467 enum v4l2_mpeg_video_multi_slice_mode {
468 	V4L2_MPEG_VIDEO_MULTI_SLICE_MODE_SINGLE		= 0,
469 	V4L2_MPEG_VIDEO_MULTI_SICE_MODE_MAX_MB		= 1,
470 	V4L2_MPEG_VIDEO_MULTI_SICE_MODE_MAX_BYTES	= 2,
471 };
472 #define V4L2_CID_MPEG_VIDEO_VBV_SIZE			(V4L2_CID_MPEG_BASE+222)
473 #define V4L2_CID_MPEG_VIDEO_DEC_PTS			(V4L2_CID_MPEG_BASE+223)
474 #define V4L2_CID_MPEG_VIDEO_DEC_FRAME			(V4L2_CID_MPEG_BASE+224)
475 #define V4L2_CID_MPEG_VIDEO_VBV_DELAY			(V4L2_CID_MPEG_BASE+225)
476 #define V4L2_CID_MPEG_VIDEO_REPEAT_SEQ_HEADER		(V4L2_CID_MPEG_BASE+226)
477 #define V4L2_CID_MPEG_VIDEO_MV_H_SEARCH_RANGE		(V4L2_CID_MPEG_BASE+227)
478 #define V4L2_CID_MPEG_VIDEO_MV_V_SEARCH_RANGE		(V4L2_CID_MPEG_BASE+228)
479 #define V4L2_CID_MPEG_VIDEO_FORCE_KEY_FRAME		(V4L2_CID_MPEG_BASE+229)
480 
481 #define V4L2_CID_MPEG_VIDEO_H263_I_FRAME_QP		(V4L2_CID_MPEG_BASE+300)
482 #define V4L2_CID_MPEG_VIDEO_H263_P_FRAME_QP		(V4L2_CID_MPEG_BASE+301)
483 #define V4L2_CID_MPEG_VIDEO_H263_B_FRAME_QP		(V4L2_CID_MPEG_BASE+302)
484 #define V4L2_CID_MPEG_VIDEO_H263_MIN_QP			(V4L2_CID_MPEG_BASE+303)
485 #define V4L2_CID_MPEG_VIDEO_H263_MAX_QP			(V4L2_CID_MPEG_BASE+304)
486 #define V4L2_CID_MPEG_VIDEO_H264_I_FRAME_QP		(V4L2_CID_MPEG_BASE+350)
487 #define V4L2_CID_MPEG_VIDEO_H264_P_FRAME_QP		(V4L2_CID_MPEG_BASE+351)
488 #define V4L2_CID_MPEG_VIDEO_H264_B_FRAME_QP		(V4L2_CID_MPEG_BASE+352)
489 #define V4L2_CID_MPEG_VIDEO_H264_MIN_QP			(V4L2_CID_MPEG_BASE+353)
490 #define V4L2_CID_MPEG_VIDEO_H264_MAX_QP			(V4L2_CID_MPEG_BASE+354)
491 #define V4L2_CID_MPEG_VIDEO_H264_8X8_TRANSFORM		(V4L2_CID_MPEG_BASE+355)
492 #define V4L2_CID_MPEG_VIDEO_H264_CPB_SIZE		(V4L2_CID_MPEG_BASE+356)
493 #define V4L2_CID_MPEG_VIDEO_H264_ENTROPY_MODE		(V4L2_CID_MPEG_BASE+357)
494 enum v4l2_mpeg_video_h264_entropy_mode {
495 	V4L2_MPEG_VIDEO_H264_ENTROPY_MODE_CAVLC	= 0,
496 	V4L2_MPEG_VIDEO_H264_ENTROPY_MODE_CABAC	= 1,
497 };
498 #define V4L2_CID_MPEG_VIDEO_H264_I_PERIOD		(V4L2_CID_MPEG_BASE+358)
499 #define V4L2_CID_MPEG_VIDEO_H264_LEVEL			(V4L2_CID_MPEG_BASE+359)
500 enum v4l2_mpeg_video_h264_level {
501 	V4L2_MPEG_VIDEO_H264_LEVEL_1_0	= 0,
502 	V4L2_MPEG_VIDEO_H264_LEVEL_1B	= 1,
503 	V4L2_MPEG_VIDEO_H264_LEVEL_1_1	= 2,
504 	V4L2_MPEG_VIDEO_H264_LEVEL_1_2	= 3,
505 	V4L2_MPEG_VIDEO_H264_LEVEL_1_3	= 4,
506 	V4L2_MPEG_VIDEO_H264_LEVEL_2_0	= 5,
507 	V4L2_MPEG_VIDEO_H264_LEVEL_2_1	= 6,
508 	V4L2_MPEG_VIDEO_H264_LEVEL_2_2	= 7,
509 	V4L2_MPEG_VIDEO_H264_LEVEL_3_0	= 8,
510 	V4L2_MPEG_VIDEO_H264_LEVEL_3_1	= 9,
511 	V4L2_MPEG_VIDEO_H264_LEVEL_3_2	= 10,
512 	V4L2_MPEG_VIDEO_H264_LEVEL_4_0	= 11,
513 	V4L2_MPEG_VIDEO_H264_LEVEL_4_1	= 12,
514 	V4L2_MPEG_VIDEO_H264_LEVEL_4_2	= 13,
515 	V4L2_MPEG_VIDEO_H264_LEVEL_5_0	= 14,
516 	V4L2_MPEG_VIDEO_H264_LEVEL_5_1	= 15,
517 };
518 #define V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_ALPHA	(V4L2_CID_MPEG_BASE+360)
519 #define V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_BETA	(V4L2_CID_MPEG_BASE+361)
520 #define V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_MODE	(V4L2_CID_MPEG_BASE+362)
521 enum v4l2_mpeg_video_h264_loop_filter_mode {
522 	V4L2_MPEG_VIDEO_H264_LOOP_FILTER_MODE_ENABLED				= 0,
523 	V4L2_MPEG_VIDEO_H264_LOOP_FILTER_MODE_DISABLED				= 1,
524 	V4L2_MPEG_VIDEO_H264_LOOP_FILTER_MODE_DISABLED_AT_SLICE_BOUNDARY	= 2,
525 };
526 #define V4L2_CID_MPEG_VIDEO_H264_PROFILE		(V4L2_CID_MPEG_BASE+363)
527 enum v4l2_mpeg_video_h264_profile {
528 	V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE			= 0,
529 	V4L2_MPEG_VIDEO_H264_PROFILE_CONSTRAINED_BASELINE	= 1,
530 	V4L2_MPEG_VIDEO_H264_PROFILE_MAIN			= 2,
531 	V4L2_MPEG_VIDEO_H264_PROFILE_EXTENDED			= 3,
532 	V4L2_MPEG_VIDEO_H264_PROFILE_HIGH			= 4,
533 	V4L2_MPEG_VIDEO_H264_PROFILE_HIGH_10			= 5,
534 	V4L2_MPEG_VIDEO_H264_PROFILE_HIGH_422			= 6,
535 	V4L2_MPEG_VIDEO_H264_PROFILE_HIGH_444_PREDICTIVE	= 7,
536 	V4L2_MPEG_VIDEO_H264_PROFILE_HIGH_10_INTRA		= 8,
537 	V4L2_MPEG_VIDEO_H264_PROFILE_HIGH_422_INTRA		= 9,
538 	V4L2_MPEG_VIDEO_H264_PROFILE_HIGH_444_INTRA		= 10,
539 	V4L2_MPEG_VIDEO_H264_PROFILE_CAVLC_444_INTRA		= 11,
540 	V4L2_MPEG_VIDEO_H264_PROFILE_SCALABLE_BASELINE		= 12,
541 	V4L2_MPEG_VIDEO_H264_PROFILE_SCALABLE_HIGH		= 13,
542 	V4L2_MPEG_VIDEO_H264_PROFILE_SCALABLE_HIGH_INTRA	= 14,
543 	V4L2_MPEG_VIDEO_H264_PROFILE_STEREO_HIGH		= 15,
544 	V4L2_MPEG_VIDEO_H264_PROFILE_MULTIVIEW_HIGH		= 16,
545 };
546 #define V4L2_CID_MPEG_VIDEO_H264_VUI_EXT_SAR_HEIGHT	(V4L2_CID_MPEG_BASE+364)
547 #define V4L2_CID_MPEG_VIDEO_H264_VUI_EXT_SAR_WIDTH	(V4L2_CID_MPEG_BASE+365)
548 #define V4L2_CID_MPEG_VIDEO_H264_VUI_SAR_ENABLE		(V4L2_CID_MPEG_BASE+366)
549 #define V4L2_CID_MPEG_VIDEO_H264_VUI_SAR_IDC		(V4L2_CID_MPEG_BASE+367)
550 enum v4l2_mpeg_video_h264_vui_sar_idc {
551 	V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_UNSPECIFIED	= 0,
552 	V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_1x1		= 1,
553 	V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_12x11		= 2,
554 	V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_10x11		= 3,
555 	V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_16x11		= 4,
556 	V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_40x33		= 5,
557 	V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_24x11		= 6,
558 	V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_20x11		= 7,
559 	V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_32x11		= 8,
560 	V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_80x33		= 9,
561 	V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_18x11		= 10,
562 	V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_15x11		= 11,
563 	V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_64x33		= 12,
564 	V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_160x99		= 13,
565 	V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_4x3		= 14,
566 	V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_3x2		= 15,
567 	V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_2x1		= 16,
568 	V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_EXTENDED	= 17,
569 };
570 #define V4L2_CID_MPEG_VIDEO_H264_SEI_FRAME_PACKING		(V4L2_CID_MPEG_BASE+368)
571 #define V4L2_CID_MPEG_VIDEO_H264_SEI_FP_CURRENT_FRAME_0		(V4L2_CID_MPEG_BASE+369)
572 #define V4L2_CID_MPEG_VIDEO_H264_SEI_FP_ARRANGEMENT_TYPE	(V4L2_CID_MPEG_BASE+370)
573 enum v4l2_mpeg_video_h264_sei_fp_arrangement_type {
574 	V4L2_MPEG_VIDEO_H264_SEI_FP_ARRANGEMENT_TYPE_CHECKERBOARD	= 0,
575 	V4L2_MPEG_VIDEO_H264_SEI_FP_ARRANGEMENT_TYPE_COLUMN		= 1,
576 	V4L2_MPEG_VIDEO_H264_SEI_FP_ARRANGEMENT_TYPE_ROW		= 2,
577 	V4L2_MPEG_VIDEO_H264_SEI_FP_ARRANGEMENT_TYPE_SIDE_BY_SIDE	= 3,
578 	V4L2_MPEG_VIDEO_H264_SEI_FP_ARRANGEMENT_TYPE_TOP_BOTTOM		= 4,
579 	V4L2_MPEG_VIDEO_H264_SEI_FP_ARRANGEMENT_TYPE_TEMPORAL		= 5,
580 };
581 #define V4L2_CID_MPEG_VIDEO_H264_FMO			(V4L2_CID_MPEG_BASE+371)
582 #define V4L2_CID_MPEG_VIDEO_H264_FMO_MAP_TYPE		(V4L2_CID_MPEG_BASE+372)
583 enum v4l2_mpeg_video_h264_fmo_map_type {
584 	V4L2_MPEG_VIDEO_H264_FMO_MAP_TYPE_INTERLEAVED_SLICES		= 0,
585 	V4L2_MPEG_VIDEO_H264_FMO_MAP_TYPE_SCATTERED_SLICES		= 1,
586 	V4L2_MPEG_VIDEO_H264_FMO_MAP_TYPE_FOREGROUND_WITH_LEFT_OVER	= 2,
587 	V4L2_MPEG_VIDEO_H264_FMO_MAP_TYPE_BOX_OUT			= 3,
588 	V4L2_MPEG_VIDEO_H264_FMO_MAP_TYPE_RASTER_SCAN			= 4,
589 	V4L2_MPEG_VIDEO_H264_FMO_MAP_TYPE_WIPE_SCAN			= 5,
590 	V4L2_MPEG_VIDEO_H264_FMO_MAP_TYPE_EXPLICIT			= 6,
591 };
592 #define V4L2_CID_MPEG_VIDEO_H264_FMO_SLICE_GROUP	(V4L2_CID_MPEG_BASE+373)
593 #define V4L2_CID_MPEG_VIDEO_H264_FMO_CHANGE_DIRECTION	(V4L2_CID_MPEG_BASE+374)
594 enum v4l2_mpeg_video_h264_fmo_change_dir {
595 	V4L2_MPEG_VIDEO_H264_FMO_CHANGE_DIR_RIGHT	= 0,
596 	V4L2_MPEG_VIDEO_H264_FMO_CHANGE_DIR_LEFT	= 1,
597 };
598 #define V4L2_CID_MPEG_VIDEO_H264_FMO_CHANGE_RATE	(V4L2_CID_MPEG_BASE+375)
599 #define V4L2_CID_MPEG_VIDEO_H264_FMO_RUN_LENGTH		(V4L2_CID_MPEG_BASE+376)
600 #define V4L2_CID_MPEG_VIDEO_H264_ASO			(V4L2_CID_MPEG_BASE+377)
601 #define V4L2_CID_MPEG_VIDEO_H264_ASO_SLICE_ORDER	(V4L2_CID_MPEG_BASE+378)
602 #define V4L2_CID_MPEG_VIDEO_H264_HIERARCHICAL_CODING		(V4L2_CID_MPEG_BASE+379)
603 #define V4L2_CID_MPEG_VIDEO_H264_HIERARCHICAL_CODING_TYPE	(V4L2_CID_MPEG_BASE+380)
604 enum v4l2_mpeg_video_h264_hierarchical_coding_type {
605 	V4L2_MPEG_VIDEO_H264_HIERARCHICAL_CODING_B	= 0,
606 	V4L2_MPEG_VIDEO_H264_HIERARCHICAL_CODING_P	= 1,
607 };
608 #define V4L2_CID_MPEG_VIDEO_H264_HIERARCHICAL_CODING_LAYER	(V4L2_CID_MPEG_BASE+381)
609 #define V4L2_CID_MPEG_VIDEO_H264_HIERARCHICAL_CODING_LAYER_QP	(V4L2_CID_MPEG_BASE+382)
610 #define V4L2_CID_MPEG_VIDEO_MPEG4_I_FRAME_QP	(V4L2_CID_MPEG_BASE+400)
611 #define V4L2_CID_MPEG_VIDEO_MPEG4_P_FRAME_QP	(V4L2_CID_MPEG_BASE+401)
612 #define V4L2_CID_MPEG_VIDEO_MPEG4_B_FRAME_QP	(V4L2_CID_MPEG_BASE+402)
613 #define V4L2_CID_MPEG_VIDEO_MPEG4_MIN_QP	(V4L2_CID_MPEG_BASE+403)
614 #define V4L2_CID_MPEG_VIDEO_MPEG4_MAX_QP	(V4L2_CID_MPEG_BASE+404)
615 #define V4L2_CID_MPEG_VIDEO_MPEG4_LEVEL		(V4L2_CID_MPEG_BASE+405)
616 enum v4l2_mpeg_video_mpeg4_level {
617 	V4L2_MPEG_VIDEO_MPEG4_LEVEL_0	= 0,
618 	V4L2_MPEG_VIDEO_MPEG4_LEVEL_0B	= 1,
619 	V4L2_MPEG_VIDEO_MPEG4_LEVEL_1	= 2,
620 	V4L2_MPEG_VIDEO_MPEG4_LEVEL_2	= 3,
621 	V4L2_MPEG_VIDEO_MPEG4_LEVEL_3	= 4,
622 	V4L2_MPEG_VIDEO_MPEG4_LEVEL_3B	= 5,
623 	V4L2_MPEG_VIDEO_MPEG4_LEVEL_4	= 6,
624 	V4L2_MPEG_VIDEO_MPEG4_LEVEL_5	= 7,
625 };
626 #define V4L2_CID_MPEG_VIDEO_MPEG4_PROFILE	(V4L2_CID_MPEG_BASE+406)
627 enum v4l2_mpeg_video_mpeg4_profile {
628 	V4L2_MPEG_VIDEO_MPEG4_PROFILE_SIMPLE				= 0,
629 	V4L2_MPEG_VIDEO_MPEG4_PROFILE_ADVANCED_SIMPLE			= 1,
630 	V4L2_MPEG_VIDEO_MPEG4_PROFILE_CORE				= 2,
631 	V4L2_MPEG_VIDEO_MPEG4_PROFILE_SIMPLE_SCALABLE			= 3,
632 	V4L2_MPEG_VIDEO_MPEG4_PROFILE_ADVANCED_CODING_EFFICIENCY	= 4,
633 };
634 #define V4L2_CID_MPEG_VIDEO_MPEG4_QPEL		(V4L2_CID_MPEG_BASE+407)
635 
636 /*  Control IDs for VP8 streams
637  *  Although VP8 is not part of MPEG we add these controls to the MPEG class
638  *  as that class is already handling other video compression standards
639  */
640 #define V4L2_CID_MPEG_VIDEO_VPX_NUM_PARTITIONS		(V4L2_CID_MPEG_BASE+500)
641 enum v4l2_vp8_num_partitions {
642 	V4L2_CID_MPEG_VIDEO_VPX_1_PARTITION	= 0,
643 	V4L2_CID_MPEG_VIDEO_VPX_2_PARTITIONS	= 1,
644 	V4L2_CID_MPEG_VIDEO_VPX_4_PARTITIONS	= 2,
645 	V4L2_CID_MPEG_VIDEO_VPX_8_PARTITIONS	= 3,
646 };
647 #define V4L2_CID_MPEG_VIDEO_VPX_IMD_DISABLE_4X4		(V4L2_CID_MPEG_BASE+501)
648 #define V4L2_CID_MPEG_VIDEO_VPX_NUM_REF_FRAMES		(V4L2_CID_MPEG_BASE+502)
649 enum v4l2_vp8_num_ref_frames {
650 	V4L2_CID_MPEG_VIDEO_VPX_1_REF_FRAME	= 0,
651 	V4L2_CID_MPEG_VIDEO_VPX_2_REF_FRAME	= 1,
652 	V4L2_CID_MPEG_VIDEO_VPX_3_REF_FRAME	= 2,
653 };
654 #define V4L2_CID_MPEG_VIDEO_VPX_FILTER_LEVEL		(V4L2_CID_MPEG_BASE+503)
655 #define V4L2_CID_MPEG_VIDEO_VPX_FILTER_SHARPNESS	(V4L2_CID_MPEG_BASE+504)
656 #define V4L2_CID_MPEG_VIDEO_VPX_GOLDEN_FRAME_REF_PERIOD	(V4L2_CID_MPEG_BASE+505)
657 #define V4L2_CID_MPEG_VIDEO_VPX_GOLDEN_FRAME_SEL	(V4L2_CID_MPEG_BASE+506)
658 enum v4l2_vp8_golden_frame_sel {
659 	V4L2_CID_MPEG_VIDEO_VPX_GOLDEN_FRAME_USE_PREV		= 0,
660 	V4L2_CID_MPEG_VIDEO_VPX_GOLDEN_FRAME_USE_REF_PERIOD	= 1,
661 };
662 #define V4L2_CID_MPEG_VIDEO_VPX_MIN_QP			(V4L2_CID_MPEG_BASE+507)
663 #define V4L2_CID_MPEG_VIDEO_VPX_MAX_QP			(V4L2_CID_MPEG_BASE+508)
664 #define V4L2_CID_MPEG_VIDEO_VPX_I_FRAME_QP		(V4L2_CID_MPEG_BASE+509)
665 #define V4L2_CID_MPEG_VIDEO_VPX_P_FRAME_QP		(V4L2_CID_MPEG_BASE+510)
666 #define V4L2_CID_MPEG_VIDEO_VPX_PROFILE			(V4L2_CID_MPEG_BASE+511)
667 
668 /*  MPEG-class control IDs specific to the CX2341x driver as defined by V4L2 */
669 #define V4L2_CID_MPEG_CX2341X_BASE 				(V4L2_CTRL_CLASS_MPEG | 0x1000)
670 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE 	(V4L2_CID_MPEG_CX2341X_BASE+0)
671 enum v4l2_mpeg_cx2341x_video_spatial_filter_mode {
672 	V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL = 0,
673 	V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO   = 1,
674 };
675 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER 		(V4L2_CID_MPEG_CX2341X_BASE+1)
676 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE 	(V4L2_CID_MPEG_CX2341X_BASE+2)
677 enum v4l2_mpeg_cx2341x_video_luma_spatial_filter_type {
678 	V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF                  = 0,
679 	V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_HOR               = 1,
680 	V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_VERT              = 2,
681 	V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_HV_SEPARABLE      = 3,
682 	V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_SYM_NON_SEPARABLE = 4,
683 };
684 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE 	(V4L2_CID_MPEG_CX2341X_BASE+3)
685 enum v4l2_mpeg_cx2341x_video_chroma_spatial_filter_type {
686 	V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF    = 0,
687 	V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR = 1,
688 };
689 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE 	(V4L2_CID_MPEG_CX2341X_BASE+4)
690 enum v4l2_mpeg_cx2341x_video_temporal_filter_mode {
691 	V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL = 0,
692 	V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO   = 1,
693 };
694 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER 		(V4L2_CID_MPEG_CX2341X_BASE+5)
695 #define V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE 		(V4L2_CID_MPEG_CX2341X_BASE+6)
696 enum v4l2_mpeg_cx2341x_video_median_filter_type {
697 	V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF      = 0,
698 	V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR      = 1,
699 	V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_VERT     = 2,
700 	V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR_VERT = 3,
701 	V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_DIAG     = 4,
702 };
703 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM 	(V4L2_CID_MPEG_CX2341X_BASE+7)
704 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP 	(V4L2_CID_MPEG_CX2341X_BASE+8)
705 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM	(V4L2_CID_MPEG_CX2341X_BASE+9)
706 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP 	(V4L2_CID_MPEG_CX2341X_BASE+10)
707 #define V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS 	(V4L2_CID_MPEG_CX2341X_BASE+11)
708 
709 /*  MPEG-class control IDs specific to the Samsung MFC 5.1 driver as defined by V4L2 */
710 #define V4L2_CID_MPEG_MFC51_BASE				(V4L2_CTRL_CLASS_MPEG | 0x1100)
711 
712 #define V4L2_CID_MPEG_MFC51_VIDEO_DECODER_H264_DISPLAY_DELAY		(V4L2_CID_MPEG_MFC51_BASE+0)
713 #define V4L2_CID_MPEG_MFC51_VIDEO_DECODER_H264_DISPLAY_DELAY_ENABLE	(V4L2_CID_MPEG_MFC51_BASE+1)
714 #define V4L2_CID_MPEG_MFC51_VIDEO_FRAME_SKIP_MODE			(V4L2_CID_MPEG_MFC51_BASE+2)
715 enum v4l2_mpeg_mfc51_video_frame_skip_mode {
716 	V4L2_MPEG_MFC51_VIDEO_FRAME_SKIP_MODE_DISABLED		= 0,
717 	V4L2_MPEG_MFC51_VIDEO_FRAME_SKIP_MODE_LEVEL_LIMIT	= 1,
718 	V4L2_MPEG_MFC51_VIDEO_FRAME_SKIP_MODE_BUF_LIMIT		= 2,
719 };
720 #define V4L2_CID_MPEG_MFC51_VIDEO_FORCE_FRAME_TYPE			(V4L2_CID_MPEG_MFC51_BASE+3)
721 enum v4l2_mpeg_mfc51_video_force_frame_type {
722 	V4L2_MPEG_MFC51_VIDEO_FORCE_FRAME_TYPE_DISABLED		= 0,
723 	V4L2_MPEG_MFC51_VIDEO_FORCE_FRAME_TYPE_I_FRAME		= 1,
724 	V4L2_MPEG_MFC51_VIDEO_FORCE_FRAME_TYPE_NOT_CODED	= 2,
725 };
726 #define V4L2_CID_MPEG_MFC51_VIDEO_PADDING				(V4L2_CID_MPEG_MFC51_BASE+4)
727 #define V4L2_CID_MPEG_MFC51_VIDEO_PADDING_YUV				(V4L2_CID_MPEG_MFC51_BASE+5)
728 #define V4L2_CID_MPEG_MFC51_VIDEO_RC_FIXED_TARGET_BIT			(V4L2_CID_MPEG_MFC51_BASE+6)
729 #define V4L2_CID_MPEG_MFC51_VIDEO_RC_REACTION_COEFF			(V4L2_CID_MPEG_MFC51_BASE+7)
730 #define V4L2_CID_MPEG_MFC51_VIDEO_H264_ADAPTIVE_RC_ACTIVITY		(V4L2_CID_MPEG_MFC51_BASE+50)
731 #define V4L2_CID_MPEG_MFC51_VIDEO_H264_ADAPTIVE_RC_DARK			(V4L2_CID_MPEG_MFC51_BASE+51)
732 #define V4L2_CID_MPEG_MFC51_VIDEO_H264_ADAPTIVE_RC_SMOOTH		(V4L2_CID_MPEG_MFC51_BASE+52)
733 #define V4L2_CID_MPEG_MFC51_VIDEO_H264_ADAPTIVE_RC_STATIC		(V4L2_CID_MPEG_MFC51_BASE+53)
734 #define V4L2_CID_MPEG_MFC51_VIDEO_H264_NUM_REF_PIC_FOR_P		(V4L2_CID_MPEG_MFC51_BASE+54)
735 
736 
737 /*  Camera class control IDs */
738 
739 #define V4L2_CID_CAMERA_CLASS_BASE 	(V4L2_CTRL_CLASS_CAMERA | 0x900)
740 #define V4L2_CID_CAMERA_CLASS 		(V4L2_CTRL_CLASS_CAMERA | 1)
741 
742 #define V4L2_CID_EXPOSURE_AUTO			(V4L2_CID_CAMERA_CLASS_BASE+1)
743 enum  v4l2_exposure_auto_type {
744 	V4L2_EXPOSURE_AUTO = 0,
745 	V4L2_EXPOSURE_MANUAL = 1,
746 	V4L2_EXPOSURE_SHUTTER_PRIORITY = 2,
747 	V4L2_EXPOSURE_APERTURE_PRIORITY = 3
748 };
749 #define V4L2_CID_EXPOSURE_ABSOLUTE		(V4L2_CID_CAMERA_CLASS_BASE+2)
750 #define V4L2_CID_EXPOSURE_AUTO_PRIORITY		(V4L2_CID_CAMERA_CLASS_BASE+3)
751 
752 #define V4L2_CID_PAN_RELATIVE			(V4L2_CID_CAMERA_CLASS_BASE+4)
753 #define V4L2_CID_TILT_RELATIVE			(V4L2_CID_CAMERA_CLASS_BASE+5)
754 #define V4L2_CID_PAN_RESET			(V4L2_CID_CAMERA_CLASS_BASE+6)
755 #define V4L2_CID_TILT_RESET			(V4L2_CID_CAMERA_CLASS_BASE+7)
756 
757 #define V4L2_CID_PAN_ABSOLUTE			(V4L2_CID_CAMERA_CLASS_BASE+8)
758 #define V4L2_CID_TILT_ABSOLUTE			(V4L2_CID_CAMERA_CLASS_BASE+9)
759 
760 #define V4L2_CID_FOCUS_ABSOLUTE			(V4L2_CID_CAMERA_CLASS_BASE+10)
761 #define V4L2_CID_FOCUS_RELATIVE			(V4L2_CID_CAMERA_CLASS_BASE+11)
762 #define V4L2_CID_FOCUS_AUTO			(V4L2_CID_CAMERA_CLASS_BASE+12)
763 
764 #define V4L2_CID_ZOOM_ABSOLUTE			(V4L2_CID_CAMERA_CLASS_BASE+13)
765 #define V4L2_CID_ZOOM_RELATIVE			(V4L2_CID_CAMERA_CLASS_BASE+14)
766 #define V4L2_CID_ZOOM_CONTINUOUS		(V4L2_CID_CAMERA_CLASS_BASE+15)
767 
768 #define V4L2_CID_PRIVACY			(V4L2_CID_CAMERA_CLASS_BASE+16)
769 
770 #define V4L2_CID_IRIS_ABSOLUTE			(V4L2_CID_CAMERA_CLASS_BASE+17)
771 #define V4L2_CID_IRIS_RELATIVE			(V4L2_CID_CAMERA_CLASS_BASE+18)
772 
773 #define V4L2_CID_AUTO_EXPOSURE_BIAS		(V4L2_CID_CAMERA_CLASS_BASE+19)
774 
775 #define V4L2_CID_AUTO_N_PRESET_WHITE_BALANCE	(V4L2_CID_CAMERA_CLASS_BASE+20)
776 enum v4l2_auto_n_preset_white_balance {
777 	V4L2_WHITE_BALANCE_MANUAL		= 0,
778 	V4L2_WHITE_BALANCE_AUTO			= 1,
779 	V4L2_WHITE_BALANCE_INCANDESCENT		= 2,
780 	V4L2_WHITE_BALANCE_FLUORESCENT		= 3,
781 	V4L2_WHITE_BALANCE_FLUORESCENT_H	= 4,
782 	V4L2_WHITE_BALANCE_HORIZON		= 5,
783 	V4L2_WHITE_BALANCE_DAYLIGHT		= 6,
784 	V4L2_WHITE_BALANCE_FLASH		= 7,
785 	V4L2_WHITE_BALANCE_CLOUDY		= 8,
786 	V4L2_WHITE_BALANCE_SHADE		= 9,
787 };
788 
789 #define V4L2_CID_WIDE_DYNAMIC_RANGE		(V4L2_CID_CAMERA_CLASS_BASE+21)
790 #define V4L2_CID_IMAGE_STABILIZATION		(V4L2_CID_CAMERA_CLASS_BASE+22)
791 
792 #define V4L2_CID_ISO_SENSITIVITY		(V4L2_CID_CAMERA_CLASS_BASE+23)
793 #define V4L2_CID_ISO_SENSITIVITY_AUTO		(V4L2_CID_CAMERA_CLASS_BASE+24)
794 enum v4l2_iso_sensitivity_auto_type {
795 	V4L2_ISO_SENSITIVITY_MANUAL		= 0,
796 	V4L2_ISO_SENSITIVITY_AUTO		= 1,
797 };
798 
799 #define V4L2_CID_EXPOSURE_METERING		(V4L2_CID_CAMERA_CLASS_BASE+25)
800 enum v4l2_exposure_metering {
801 	V4L2_EXPOSURE_METERING_AVERAGE		= 0,
802 	V4L2_EXPOSURE_METERING_CENTER_WEIGHTED	= 1,
803 	V4L2_EXPOSURE_METERING_SPOT		= 2,
804 	V4L2_EXPOSURE_METERING_MATRIX		= 3,
805 };
806 
807 #define V4L2_CID_SCENE_MODE			(V4L2_CID_CAMERA_CLASS_BASE+26)
808 enum v4l2_scene_mode {
809 	V4L2_SCENE_MODE_NONE			= 0,
810 	V4L2_SCENE_MODE_BACKLIGHT		= 1,
811 	V4L2_SCENE_MODE_BEACH_SNOW		= 2,
812 	V4L2_SCENE_MODE_CANDLE_LIGHT		= 3,
813 	V4L2_SCENE_MODE_DAWN_DUSK		= 4,
814 	V4L2_SCENE_MODE_FALL_COLORS		= 5,
815 	V4L2_SCENE_MODE_FIREWORKS		= 6,
816 	V4L2_SCENE_MODE_LANDSCAPE		= 7,
817 	V4L2_SCENE_MODE_NIGHT			= 8,
818 	V4L2_SCENE_MODE_PARTY_INDOOR		= 9,
819 	V4L2_SCENE_MODE_PORTRAIT		= 10,
820 	V4L2_SCENE_MODE_SPORTS			= 11,
821 	V4L2_SCENE_MODE_SUNSET			= 12,
822 	V4L2_SCENE_MODE_TEXT			= 13,
823 };
824 
825 #define V4L2_CID_3A_LOCK			(V4L2_CID_CAMERA_CLASS_BASE+27)
826 #define V4L2_LOCK_EXPOSURE			(1 << 0)
827 #define V4L2_LOCK_WHITE_BALANCE			(1 << 1)
828 #define V4L2_LOCK_FOCUS				(1 << 2)
829 
830 #define V4L2_CID_AUTO_FOCUS_START		(V4L2_CID_CAMERA_CLASS_BASE+28)
831 #define V4L2_CID_AUTO_FOCUS_STOP		(V4L2_CID_CAMERA_CLASS_BASE+29)
832 #define V4L2_CID_AUTO_FOCUS_STATUS		(V4L2_CID_CAMERA_CLASS_BASE+30)
833 #define V4L2_AUTO_FOCUS_STATUS_IDLE		(0 << 0)
834 #define V4L2_AUTO_FOCUS_STATUS_BUSY		(1 << 0)
835 #define V4L2_AUTO_FOCUS_STATUS_REACHED		(1 << 1)
836 #define V4L2_AUTO_FOCUS_STATUS_FAILED		(1 << 2)
837 
838 #define V4L2_CID_AUTO_FOCUS_RANGE		(V4L2_CID_CAMERA_CLASS_BASE+31)
839 enum v4l2_auto_focus_range {
840 	V4L2_AUTO_FOCUS_RANGE_AUTO		= 0,
841 	V4L2_AUTO_FOCUS_RANGE_NORMAL		= 1,
842 	V4L2_AUTO_FOCUS_RANGE_MACRO		= 2,
843 	V4L2_AUTO_FOCUS_RANGE_INFINITY		= 3,
844 };
845 
846 #define V4L2_CID_PAN_SPEED			(V4L2_CID_CAMERA_CLASS_BASE+32)
847 #define V4L2_CID_TILT_SPEED			(V4L2_CID_CAMERA_CLASS_BASE+33)
848 
849 /* FM Modulator class control IDs */
850 
851 #define V4L2_CID_FM_TX_CLASS_BASE		(V4L2_CTRL_CLASS_FM_TX | 0x900)
852 #define V4L2_CID_FM_TX_CLASS			(V4L2_CTRL_CLASS_FM_TX | 1)
853 
854 #define V4L2_CID_RDS_TX_DEVIATION		(V4L2_CID_FM_TX_CLASS_BASE + 1)
855 #define V4L2_CID_RDS_TX_PI			(V4L2_CID_FM_TX_CLASS_BASE + 2)
856 #define V4L2_CID_RDS_TX_PTY			(V4L2_CID_FM_TX_CLASS_BASE + 3)
857 #define V4L2_CID_RDS_TX_PS_NAME			(V4L2_CID_FM_TX_CLASS_BASE + 5)
858 #define V4L2_CID_RDS_TX_RADIO_TEXT		(V4L2_CID_FM_TX_CLASS_BASE + 6)
859 #define V4L2_CID_RDS_TX_MONO_STEREO		(V4L2_CID_FM_TX_CLASS_BASE + 7)
860 #define V4L2_CID_RDS_TX_ARTIFICIAL_HEAD		(V4L2_CID_FM_TX_CLASS_BASE + 8)
861 #define V4L2_CID_RDS_TX_COMPRESSED		(V4L2_CID_FM_TX_CLASS_BASE + 9)
862 #define V4L2_CID_RDS_TX_DYNAMIC_PTY		(V4L2_CID_FM_TX_CLASS_BASE + 10)
863 #define V4L2_CID_RDS_TX_TRAFFIC_ANNOUNCEMENT	(V4L2_CID_FM_TX_CLASS_BASE + 11)
864 #define V4L2_CID_RDS_TX_TRAFFIC_PROGRAM		(V4L2_CID_FM_TX_CLASS_BASE + 12)
865 #define V4L2_CID_RDS_TX_MUSIC_SPEECH		(V4L2_CID_FM_TX_CLASS_BASE + 13)
866 #define V4L2_CID_RDS_TX_ALT_FREQS_ENABLE	(V4L2_CID_FM_TX_CLASS_BASE + 14)
867 #define V4L2_CID_RDS_TX_ALT_FREQS		(V4L2_CID_FM_TX_CLASS_BASE + 15)
868 
869 #define V4L2_CID_AUDIO_LIMITER_ENABLED		(V4L2_CID_FM_TX_CLASS_BASE + 64)
870 #define V4L2_CID_AUDIO_LIMITER_RELEASE_TIME	(V4L2_CID_FM_TX_CLASS_BASE + 65)
871 #define V4L2_CID_AUDIO_LIMITER_DEVIATION	(V4L2_CID_FM_TX_CLASS_BASE + 66)
872 
873 #define V4L2_CID_AUDIO_COMPRESSION_ENABLED	(V4L2_CID_FM_TX_CLASS_BASE + 80)
874 #define V4L2_CID_AUDIO_COMPRESSION_GAIN		(V4L2_CID_FM_TX_CLASS_BASE + 81)
875 #define V4L2_CID_AUDIO_COMPRESSION_THRESHOLD	(V4L2_CID_FM_TX_CLASS_BASE + 82)
876 #define V4L2_CID_AUDIO_COMPRESSION_ATTACK_TIME	(V4L2_CID_FM_TX_CLASS_BASE + 83)
877 #define V4L2_CID_AUDIO_COMPRESSION_RELEASE_TIME	(V4L2_CID_FM_TX_CLASS_BASE + 84)
878 
879 #define V4L2_CID_PILOT_TONE_ENABLED		(V4L2_CID_FM_TX_CLASS_BASE + 96)
880 #define V4L2_CID_PILOT_TONE_DEVIATION		(V4L2_CID_FM_TX_CLASS_BASE + 97)
881 #define V4L2_CID_PILOT_TONE_FREQUENCY		(V4L2_CID_FM_TX_CLASS_BASE + 98)
882 
883 #define V4L2_CID_TUNE_PREEMPHASIS		(V4L2_CID_FM_TX_CLASS_BASE + 112)
884 enum v4l2_preemphasis {
885 	V4L2_PREEMPHASIS_DISABLED	= 0,
886 	V4L2_PREEMPHASIS_50_uS		= 1,
887 	V4L2_PREEMPHASIS_75_uS		= 2,
888 };
889 #define V4L2_CID_TUNE_POWER_LEVEL		(V4L2_CID_FM_TX_CLASS_BASE + 113)
890 #define V4L2_CID_TUNE_ANTENNA_CAPACITOR		(V4L2_CID_FM_TX_CLASS_BASE + 114)
891 
892 
893 /* Flash and privacy (indicator) light controls */
894 
895 #define V4L2_CID_FLASH_CLASS_BASE		(V4L2_CTRL_CLASS_FLASH | 0x900)
896 #define V4L2_CID_FLASH_CLASS			(V4L2_CTRL_CLASS_FLASH | 1)
897 
898 #define V4L2_CID_FLASH_LED_MODE			(V4L2_CID_FLASH_CLASS_BASE + 1)
899 enum v4l2_flash_led_mode {
900 	V4L2_FLASH_LED_MODE_NONE,
901 	V4L2_FLASH_LED_MODE_FLASH,
902 	V4L2_FLASH_LED_MODE_TORCH,
903 };
904 
905 #define V4L2_CID_FLASH_STROBE_SOURCE		(V4L2_CID_FLASH_CLASS_BASE + 2)
906 enum v4l2_flash_strobe_source {
907 	V4L2_FLASH_STROBE_SOURCE_SOFTWARE,
908 	V4L2_FLASH_STROBE_SOURCE_EXTERNAL,
909 };
910 
911 #define V4L2_CID_FLASH_STROBE			(V4L2_CID_FLASH_CLASS_BASE + 3)
912 #define V4L2_CID_FLASH_STROBE_STOP		(V4L2_CID_FLASH_CLASS_BASE + 4)
913 #define V4L2_CID_FLASH_STROBE_STATUS		(V4L2_CID_FLASH_CLASS_BASE + 5)
914 
915 #define V4L2_CID_FLASH_TIMEOUT			(V4L2_CID_FLASH_CLASS_BASE + 6)
916 #define V4L2_CID_FLASH_INTENSITY		(V4L2_CID_FLASH_CLASS_BASE + 7)
917 #define V4L2_CID_FLASH_TORCH_INTENSITY		(V4L2_CID_FLASH_CLASS_BASE + 8)
918 #define V4L2_CID_FLASH_INDICATOR_INTENSITY	(V4L2_CID_FLASH_CLASS_BASE + 9)
919 
920 #define V4L2_CID_FLASH_FAULT			(V4L2_CID_FLASH_CLASS_BASE + 10)
921 #define V4L2_FLASH_FAULT_OVER_VOLTAGE		(1 << 0)
922 #define V4L2_FLASH_FAULT_TIMEOUT		(1 << 1)
923 #define V4L2_FLASH_FAULT_OVER_TEMPERATURE	(1 << 2)
924 #define V4L2_FLASH_FAULT_SHORT_CIRCUIT		(1 << 3)
925 #define V4L2_FLASH_FAULT_OVER_CURRENT		(1 << 4)
926 #define V4L2_FLASH_FAULT_INDICATOR		(1 << 5)
927 #define V4L2_FLASH_FAULT_UNDER_VOLTAGE		(1 << 6)
928 #define V4L2_FLASH_FAULT_INPUT_VOLTAGE		(1 << 7)
929 #define V4L2_FLASH_FAULT_LED_OVER_TEMPERATURE	(1 << 8)
930 
931 #define V4L2_CID_FLASH_CHARGE			(V4L2_CID_FLASH_CLASS_BASE + 11)
932 #define V4L2_CID_FLASH_READY			(V4L2_CID_FLASH_CLASS_BASE + 12)
933 
934 
935 /* JPEG-class control IDs */
936 
937 #define V4L2_CID_JPEG_CLASS_BASE		(V4L2_CTRL_CLASS_JPEG | 0x900)
938 #define V4L2_CID_JPEG_CLASS			(V4L2_CTRL_CLASS_JPEG | 1)
939 
940 #define	V4L2_CID_JPEG_CHROMA_SUBSAMPLING	(V4L2_CID_JPEG_CLASS_BASE + 1)
941 enum v4l2_jpeg_chroma_subsampling {
942 	V4L2_JPEG_CHROMA_SUBSAMPLING_444	= 0,
943 	V4L2_JPEG_CHROMA_SUBSAMPLING_422	= 1,
944 	V4L2_JPEG_CHROMA_SUBSAMPLING_420	= 2,
945 	V4L2_JPEG_CHROMA_SUBSAMPLING_411	= 3,
946 	V4L2_JPEG_CHROMA_SUBSAMPLING_410	= 4,
947 	V4L2_JPEG_CHROMA_SUBSAMPLING_GRAY	= 5,
948 };
949 #define	V4L2_CID_JPEG_RESTART_INTERVAL		(V4L2_CID_JPEG_CLASS_BASE + 2)
950 #define	V4L2_CID_JPEG_COMPRESSION_QUALITY	(V4L2_CID_JPEG_CLASS_BASE + 3)
951 
952 #define	V4L2_CID_JPEG_ACTIVE_MARKER		(V4L2_CID_JPEG_CLASS_BASE + 4)
953 #define	V4L2_JPEG_ACTIVE_MARKER_APP0		(1 << 0)
954 #define	V4L2_JPEG_ACTIVE_MARKER_APP1		(1 << 1)
955 #define	V4L2_JPEG_ACTIVE_MARKER_COM		(1 << 16)
956 #define	V4L2_JPEG_ACTIVE_MARKER_DQT		(1 << 17)
957 #define	V4L2_JPEG_ACTIVE_MARKER_DHT		(1 << 18)
958 
959 
960 /* Image source controls */
961 #define V4L2_CID_IMAGE_SOURCE_CLASS_BASE	(V4L2_CTRL_CLASS_IMAGE_SOURCE | 0x900)
962 #define V4L2_CID_IMAGE_SOURCE_CLASS		(V4L2_CTRL_CLASS_IMAGE_SOURCE | 1)
963 
964 #define V4L2_CID_VBLANK				(V4L2_CID_IMAGE_SOURCE_CLASS_BASE + 1)
965 #define V4L2_CID_HBLANK				(V4L2_CID_IMAGE_SOURCE_CLASS_BASE + 2)
966 #define V4L2_CID_ANALOGUE_GAIN			(V4L2_CID_IMAGE_SOURCE_CLASS_BASE + 3)
967 #define V4L2_CID_TEST_PATTERN_RED		(V4L2_CID_IMAGE_SOURCE_CLASS_BASE + 4)
968 #define V4L2_CID_TEST_PATTERN_GREENR		(V4L2_CID_IMAGE_SOURCE_CLASS_BASE + 5)
969 #define V4L2_CID_TEST_PATTERN_BLUE		(V4L2_CID_IMAGE_SOURCE_CLASS_BASE + 6)
970 #define V4L2_CID_TEST_PATTERN_GREENB		(V4L2_CID_IMAGE_SOURCE_CLASS_BASE + 7)
971 
972 
973 /* Image processing controls */
974 
975 #define V4L2_CID_IMAGE_PROC_CLASS_BASE		(V4L2_CTRL_CLASS_IMAGE_PROC | 0x900)
976 #define V4L2_CID_IMAGE_PROC_CLASS		(V4L2_CTRL_CLASS_IMAGE_PROC | 1)
977 
978 #define V4L2_CID_LINK_FREQ			(V4L2_CID_IMAGE_PROC_CLASS_BASE + 1)
979 #define V4L2_CID_PIXEL_RATE			(V4L2_CID_IMAGE_PROC_CLASS_BASE + 2)
980 #define V4L2_CID_TEST_PATTERN			(V4L2_CID_IMAGE_PROC_CLASS_BASE + 3)
981 #define V4L2_CID_DEINTERLACING_MODE		(V4L2_CID_IMAGE_PROC_CLASS_BASE + 4)
982 
983 
984 /*  DV-class control IDs defined by V4L2 */
985 #define V4L2_CID_DV_CLASS_BASE			(V4L2_CTRL_CLASS_DV | 0x900)
986 #define V4L2_CID_DV_CLASS			(V4L2_CTRL_CLASS_DV | 1)
987 
988 #define	V4L2_CID_DV_TX_HOTPLUG			(V4L2_CID_DV_CLASS_BASE + 1)
989 #define	V4L2_CID_DV_TX_RXSENSE			(V4L2_CID_DV_CLASS_BASE + 2)
990 #define	V4L2_CID_DV_TX_EDID_PRESENT		(V4L2_CID_DV_CLASS_BASE + 3)
991 #define	V4L2_CID_DV_TX_MODE			(V4L2_CID_DV_CLASS_BASE + 4)
992 enum v4l2_dv_tx_mode {
993 	V4L2_DV_TX_MODE_DVI_D	= 0,
994 	V4L2_DV_TX_MODE_HDMI	= 1,
995 };
996 #define V4L2_CID_DV_TX_RGB_RANGE		(V4L2_CID_DV_CLASS_BASE + 5)
997 enum v4l2_dv_rgb_range {
998 	V4L2_DV_RGB_RANGE_AUTO	  = 0,
999 	V4L2_DV_RGB_RANGE_LIMITED = 1,
1000 	V4L2_DV_RGB_RANGE_FULL	  = 2,
1001 };
1002 
1003 #define V4L2_CID_DV_TX_IT_CONTENT_TYPE		(V4L2_CID_DV_CLASS_BASE + 6)
1004 enum v4l2_dv_it_content_type {
1005 	V4L2_DV_IT_CONTENT_TYPE_GRAPHICS  = 0,
1006 	V4L2_DV_IT_CONTENT_TYPE_PHOTO	  = 1,
1007 	V4L2_DV_IT_CONTENT_TYPE_CINEMA	  = 2,
1008 	V4L2_DV_IT_CONTENT_TYPE_GAME	  = 3,
1009 	V4L2_DV_IT_CONTENT_TYPE_NO_ITC	  = 4,
1010 };
1011 
1012 #define	V4L2_CID_DV_RX_POWER_PRESENT		(V4L2_CID_DV_CLASS_BASE + 100)
1013 #define V4L2_CID_DV_RX_RGB_RANGE		(V4L2_CID_DV_CLASS_BASE + 101)
1014 #define V4L2_CID_DV_RX_IT_CONTENT_TYPE		(V4L2_CID_DV_CLASS_BASE + 102)
1015 
1016 #define V4L2_CID_FM_RX_CLASS_BASE		(V4L2_CTRL_CLASS_FM_RX | 0x900)
1017 #define V4L2_CID_FM_RX_CLASS			(V4L2_CTRL_CLASS_FM_RX | 1)
1018 
1019 #define V4L2_CID_TUNE_DEEMPHASIS		(V4L2_CID_FM_RX_CLASS_BASE + 1)
1020 enum v4l2_deemphasis {
1021 	V4L2_DEEMPHASIS_DISABLED	= V4L2_PREEMPHASIS_DISABLED,
1022 	V4L2_DEEMPHASIS_50_uS		= V4L2_PREEMPHASIS_50_uS,
1023 	V4L2_DEEMPHASIS_75_uS		= V4L2_PREEMPHASIS_75_uS,
1024 };
1025 
1026 #define V4L2_CID_RDS_RECEPTION			(V4L2_CID_FM_RX_CLASS_BASE + 2)
1027 #define V4L2_CID_RDS_RX_PTY			(V4L2_CID_FM_RX_CLASS_BASE + 3)
1028 #define V4L2_CID_RDS_RX_PS_NAME			(V4L2_CID_FM_RX_CLASS_BASE + 4)
1029 #define V4L2_CID_RDS_RX_RADIO_TEXT		(V4L2_CID_FM_RX_CLASS_BASE + 5)
1030 #define V4L2_CID_RDS_RX_TRAFFIC_ANNOUNCEMENT	(V4L2_CID_FM_RX_CLASS_BASE + 6)
1031 #define V4L2_CID_RDS_RX_TRAFFIC_PROGRAM		(V4L2_CID_FM_RX_CLASS_BASE + 7)
1032 #define V4L2_CID_RDS_RX_MUSIC_SPEECH		(V4L2_CID_FM_RX_CLASS_BASE + 8)
1033 
1034 #define V4L2_CID_RF_TUNER_CLASS_BASE		(V4L2_CTRL_CLASS_RF_TUNER | 0x900)
1035 #define V4L2_CID_RF_TUNER_CLASS			(V4L2_CTRL_CLASS_RF_TUNER | 1)
1036 
1037 #define V4L2_CID_RF_TUNER_BANDWIDTH_AUTO	(V4L2_CID_RF_TUNER_CLASS_BASE + 11)
1038 #define V4L2_CID_RF_TUNER_BANDWIDTH		(V4L2_CID_RF_TUNER_CLASS_BASE + 12)
1039 #define V4L2_CID_RF_TUNER_RF_GAIN		(V4L2_CID_RF_TUNER_CLASS_BASE + 32)
1040 #define V4L2_CID_RF_TUNER_LNA_GAIN_AUTO		(V4L2_CID_RF_TUNER_CLASS_BASE + 41)
1041 #define V4L2_CID_RF_TUNER_LNA_GAIN		(V4L2_CID_RF_TUNER_CLASS_BASE + 42)
1042 #define V4L2_CID_RF_TUNER_MIXER_GAIN_AUTO	(V4L2_CID_RF_TUNER_CLASS_BASE + 51)
1043 #define V4L2_CID_RF_TUNER_MIXER_GAIN		(V4L2_CID_RF_TUNER_CLASS_BASE + 52)
1044 #define V4L2_CID_RF_TUNER_IF_GAIN_AUTO		(V4L2_CID_RF_TUNER_CLASS_BASE + 61)
1045 #define V4L2_CID_RF_TUNER_IF_GAIN		(V4L2_CID_RF_TUNER_CLASS_BASE + 62)
1046 #define V4L2_CID_RF_TUNER_PLL_LOCK			(V4L2_CID_RF_TUNER_CLASS_BASE + 91)
1047 
1048 
1049 /*  Detection-class control IDs defined by V4L2 */
1050 #define V4L2_CID_DETECT_CLASS_BASE		(V4L2_CTRL_CLASS_DETECT | 0x900)
1051 #define V4L2_CID_DETECT_CLASS			(V4L2_CTRL_CLASS_DETECT | 1)
1052 
1053 #define V4L2_CID_DETECT_MD_MODE			(V4L2_CID_DETECT_CLASS_BASE + 1)
1054 enum v4l2_detect_md_mode {
1055 	V4L2_DETECT_MD_MODE_DISABLED		= 0,
1056 	V4L2_DETECT_MD_MODE_GLOBAL		= 1,
1057 	V4L2_DETECT_MD_MODE_THRESHOLD_GRID	= 2,
1058 	V4L2_DETECT_MD_MODE_REGION_GRID		= 3,
1059 };
1060 #define V4L2_CID_DETECT_MD_GLOBAL_THRESHOLD	(V4L2_CID_DETECT_CLASS_BASE + 2)
1061 #define V4L2_CID_DETECT_MD_THRESHOLD_GRID	(V4L2_CID_DETECT_CLASS_BASE + 3)
1062 #define V4L2_CID_DETECT_MD_REGION_GRID		(V4L2_CID_DETECT_CLASS_BASE + 4)
1063 /*
1064  * End of v4l2-controls.h
1065  */
1066 
1067 #ifndef __user
1068 #define __user
1069 #endif
1070 
1071 /*
1072  * Common stuff for both V4L1 and V4L2
1073  * Moved from videodev.h
1074  */
1075 #define VIDEO_MAX_FRAME               32
1076 #define VIDEO_MAX_PLANES               8
1077 
1078 /*
1079  *	M I S C E L L A N E O U S
1080  */
1081 
1082 /*  Four-character-code (FOURCC) */
1083 #define v4l2_fourcc(a, b, c, d)\
1084 	((u_int32_t)(a) | ((u_int32_t)(b) << 8) | ((u_int32_t)(c) << 16) | ((u_int32_t)(d) << 24))
1085 #define v4l2_fourcc_be(a, b, c, d)	(v4l2_fourcc(a, b, c, d) | (1 << 31))
1086 
1087 /*
1088  *	E N U M S
1089  */
1090 enum v4l2_field {
1091 	V4L2_FIELD_ANY           = 0, /* driver can choose from none,
1092 					 top, bottom, interlaced
1093 					 depending on whatever it thinks
1094 					 is approximate ... */
1095 	V4L2_FIELD_NONE          = 1, /* this device has no fields ... */
1096 	V4L2_FIELD_TOP           = 2, /* top field only */
1097 	V4L2_FIELD_BOTTOM        = 3, /* bottom field only */
1098 	V4L2_FIELD_INTERLACED    = 4, /* both fields interlaced */
1099 	V4L2_FIELD_SEQ_TB        = 5, /* both fields sequential into one
1100 					 buffer, top-bottom order */
1101 	V4L2_FIELD_SEQ_BT        = 6, /* same as above + bottom-top order */
1102 	V4L2_FIELD_ALTERNATE     = 7, /* both fields alternating into
1103 					 separate buffers */
1104 	V4L2_FIELD_INTERLACED_TB = 8, /* both fields interlaced, top field
1105 					 first and the top field is
1106 					 transmitted first */
1107 	V4L2_FIELD_INTERLACED_BT = 9, /* both fields interlaced, top field
1108 					 first and the bottom field is
1109 					 transmitted first */
1110 };
1111 #define V4L2_FIELD_HAS_TOP(field)	\
1112 	((field) == V4L2_FIELD_TOP 	||\
1113 	 (field) == V4L2_FIELD_INTERLACED ||\
1114 	 (field) == V4L2_FIELD_INTERLACED_TB ||\
1115 	 (field) == V4L2_FIELD_INTERLACED_BT ||\
1116 	 (field) == V4L2_FIELD_SEQ_TB	||\
1117 	 (field) == V4L2_FIELD_SEQ_BT)
1118 #define V4L2_FIELD_HAS_BOTTOM(field)	\
1119 	((field) == V4L2_FIELD_BOTTOM 	||\
1120 	 (field) == V4L2_FIELD_INTERLACED ||\
1121 	 (field) == V4L2_FIELD_INTERLACED_TB ||\
1122 	 (field) == V4L2_FIELD_INTERLACED_BT ||\
1123 	 (field) == V4L2_FIELD_SEQ_TB	||\
1124 	 (field) == V4L2_FIELD_SEQ_BT)
1125 #define V4L2_FIELD_HAS_BOTH(field)	\
1126 	((field) == V4L2_FIELD_INTERLACED ||\
1127 	 (field) == V4L2_FIELD_INTERLACED_TB ||\
1128 	 (field) == V4L2_FIELD_INTERLACED_BT ||\
1129 	 (field) == V4L2_FIELD_SEQ_TB ||\
1130 	 (field) == V4L2_FIELD_SEQ_BT)
1131 #define V4L2_FIELD_HAS_T_OR_B(field)	\
1132 	((field) == V4L2_FIELD_BOTTOM ||\
1133 	 (field) == V4L2_FIELD_TOP ||\
1134 	 (field) == V4L2_FIELD_ALTERNATE)
1135 
1136 enum v4l2_buf_type {
1137 	V4L2_BUF_TYPE_VIDEO_CAPTURE        = 1,
1138 	V4L2_BUF_TYPE_VIDEO_OUTPUT         = 2,
1139 	V4L2_BUF_TYPE_VIDEO_OVERLAY        = 3,
1140 	V4L2_BUF_TYPE_VBI_CAPTURE          = 4,
1141 	V4L2_BUF_TYPE_VBI_OUTPUT           = 5,
1142 	V4L2_BUF_TYPE_SLICED_VBI_CAPTURE   = 6,
1143 	V4L2_BUF_TYPE_SLICED_VBI_OUTPUT    = 7,
1144 	V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY = 8,
1145 	V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE = 9,
1146 	V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE  = 10,
1147 	V4L2_BUF_TYPE_SDR_CAPTURE          = 11,
1148 	V4L2_BUF_TYPE_SDR_OUTPUT           = 12,
1149 	/* Deprecated, do not use */
1150 	V4L2_BUF_TYPE_PRIVATE              = 0x80,
1151 };
1152 
1153 #define V4L2_TYPE_IS_MULTIPLANAR(type)			\
1154 	((type) == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE	\
1155 	 || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
1156 
1157 #define V4L2_TYPE_IS_OUTPUT(type)				\
1158 	((type) == V4L2_BUF_TYPE_VIDEO_OUTPUT			\
1159 	 || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE		\
1160 	 || (type) == V4L2_BUF_TYPE_VIDEO_OVERLAY		\
1161 	 || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY	\
1162 	 || (type) == V4L2_BUF_TYPE_VBI_OUTPUT			\
1163 	 || (type) == V4L2_BUF_TYPE_SLICED_VBI_OUTPUT		\
1164 	 || (type) == V4L2_BUF_TYPE_SDR_OUTPUT)
1165 
1166 enum v4l2_tuner_type {
1167 	V4L2_TUNER_RADIO	     = 1,
1168 	V4L2_TUNER_ANALOG_TV	     = 2,
1169 	V4L2_TUNER_DIGITAL_TV	     = 3,
1170 	V4L2_TUNER_SDR               = 4,
1171 	V4L2_TUNER_RF                = 5,
1172 };
1173 
1174 /* Deprecated, do not use */
1175 #define V4L2_TUNER_ADC  V4L2_TUNER_SDR
1176 
1177 enum v4l2_memory {
1178 	V4L2_MEMORY_MMAP             = 1,
1179 	V4L2_MEMORY_USERPTR          = 2,
1180 	V4L2_MEMORY_OVERLAY          = 3,
1181 	V4L2_MEMORY_DMABUF           = 4,
1182 };
1183 
1184 /* see also http://vektor.theorem.ca/graphics/ycbcr/ */
1185 enum v4l2_colorspace {
1186 	/*
1187 	 * Default colorspace, i.e. let the driver figure it out.
1188 	 * Can only be used with video capture.
1189 	 */
1190 	V4L2_COLORSPACE_DEFAULT       = 0,
1191 
1192 	/* SMPTE 170M: used for broadcast NTSC/PAL SDTV */
1193 	V4L2_COLORSPACE_SMPTE170M     = 1,
1194 
1195 	/* Obsolete pre-1998 SMPTE 240M HDTV standard, superseded by Rec 709 */
1196 	V4L2_COLORSPACE_SMPTE240M     = 2,
1197 
1198 	/* Rec.709: used for HDTV */
1199 	V4L2_COLORSPACE_REC709        = 3,
1200 
1201 	/*
1202 	 * Deprecated, do not use. No driver will ever return this. This was
1203 	 * based on a misunderstanding of the bt878 datasheet.
1204 	 */
1205 	V4L2_COLORSPACE_BT878         = 4,
1206 
1207 	/*
1208 	 * NTSC 1953 colorspace. This only makes sense when dealing with
1209 	 * really, really old NTSC recordings. Superseded by SMPTE 170M.
1210 	 */
1211 	V4L2_COLORSPACE_470_SYSTEM_M  = 5,
1212 
1213 	/*
1214 	 * EBU Tech 3213 PAL/SECAM colorspace. This only makes sense when
1215 	 * dealing with really old PAL/SECAM recordings. Superseded by
1216 	 * SMPTE 170M.
1217 	 */
1218 	V4L2_COLORSPACE_470_SYSTEM_BG = 6,
1219 
1220 	/*
1221 	 * Effectively shorthand for V4L2_COLORSPACE_SRGB, V4L2_YCBCR_ENC_601
1222 	 * and V4L2_QUANTIZATION_FULL_RANGE. To be used for (Motion-)JPEG.
1223 	 */
1224 	V4L2_COLORSPACE_JPEG          = 7,
1225 
1226 	/* For RGB colorspaces such as produces by most webcams. */
1227 	V4L2_COLORSPACE_SRGB          = 8,
1228 
1229 	/* AdobeRGB colorspace */
1230 	V4L2_COLORSPACE_ADOBERGB      = 9,
1231 
1232 	/* BT.2020 colorspace, used for UHDTV. */
1233 	V4L2_COLORSPACE_BT2020        = 10,
1234 
1235 	/* Raw colorspace: for RAW unprocessed images */
1236 	V4L2_COLORSPACE_RAW           = 11,
1237 
1238 	/* DCI-P3 colorspace, used by cinema projectors */
1239 	V4L2_COLORSPACE_DCI_P3        = 12,
1240 };
1241 
1242 /*
1243  * Determine how COLORSPACE_DEFAULT should map to a proper colorspace.
1244  * This depends on whether this is a SDTV image (use SMPTE 170M), an
1245  * HDTV image (use Rec. 709), or something else (use sRGB).
1246  */
1247 #define V4L2_MAP_COLORSPACE_DEFAULT(is_sdtv, is_hdtv) \
1248 	((is_sdtv) ? V4L2_COLORSPACE_SMPTE170M : \
1249 	 ((is_hdtv) ? V4L2_COLORSPACE_REC709 : V4L2_COLORSPACE_SRGB))
1250 
1251 enum v4l2_xfer_func {
1252 	/*
1253 	 * Mapping of V4L2_XFER_FUNC_DEFAULT to actual transfer functions
1254 	 * for the various colorspaces:
1255 	 *
1256 	 * V4L2_COLORSPACE_SMPTE170M, V4L2_COLORSPACE_470_SYSTEM_M,
1257 	 * V4L2_COLORSPACE_470_SYSTEM_BG, V4L2_COLORSPACE_REC709 and
1258 	 * V4L2_COLORSPACE_BT2020: V4L2_XFER_FUNC_709
1259 	 *
1260 	 * V4L2_COLORSPACE_SRGB, V4L2_COLORSPACE_JPEG: V4L2_XFER_FUNC_SRGB
1261 	 *
1262 	 * V4L2_COLORSPACE_ADOBERGB: V4L2_XFER_FUNC_ADOBERGB
1263 	 *
1264 	 * V4L2_COLORSPACE_SMPTE240M: V4L2_XFER_FUNC_SMPTE240M
1265 	 *
1266 	 * V4L2_COLORSPACE_RAW: V4L2_XFER_FUNC_NONE
1267 	 *
1268 	 * V4L2_COLORSPACE_DCI_P3: V4L2_XFER_FUNC_DCI_P3
1269 	 */
1270 	V4L2_XFER_FUNC_DEFAULT     = 0,
1271 	V4L2_XFER_FUNC_709         = 1,
1272 	V4L2_XFER_FUNC_SRGB        = 2,
1273 	V4L2_XFER_FUNC_ADOBERGB    = 3,
1274 	V4L2_XFER_FUNC_SMPTE240M   = 4,
1275 	V4L2_XFER_FUNC_NONE        = 5,
1276 	V4L2_XFER_FUNC_DCI_P3      = 6,
1277 	V4L2_XFER_FUNC_SMPTE2084   = 7,
1278 };
1279 
1280 /*
1281  * Determine how XFER_FUNC_DEFAULT should map to a proper transfer function.
1282  * This depends on the colorspace.
1283  */
1284 #define V4L2_MAP_XFER_FUNC_DEFAULT(colsp) \
1285 	((colsp) == V4L2_COLORSPACE_ADOBERGB ? V4L2_XFER_FUNC_ADOBERGB : \
1286 	 ((colsp) == V4L2_COLORSPACE_SMPTE240M ? V4L2_XFER_FUNC_SMPTE240M : \
1287 	  ((colsp) == V4L2_COLORSPACE_DCI_P3 ? V4L2_XFER_FUNC_DCI_P3 : \
1288 	   ((colsp) == V4L2_COLORSPACE_RAW ? V4L2_XFER_FUNC_NONE : \
1289 	    ((colsp) == V4L2_COLORSPACE_SRGB || (colsp) == V4L2_COLORSPACE_JPEG ? \
1290 	     V4L2_XFER_FUNC_SRGB : V4L2_XFER_FUNC_709)))))
1291 
1292 enum v4l2_ycbcr_encoding {
1293 	/*
1294 	 * Mapping of V4L2_YCBCR_ENC_DEFAULT to actual encodings for the
1295 	 * various colorspaces:
1296 	 *
1297 	 * V4L2_COLORSPACE_SMPTE170M, V4L2_COLORSPACE_470_SYSTEM_M,
1298 	 * V4L2_COLORSPACE_470_SYSTEM_BG, V4L2_COLORSPACE_SRGB,
1299 	 * V4L2_COLORSPACE_ADOBERGB and V4L2_COLORSPACE_JPEG: V4L2_YCBCR_ENC_601
1300 	 *
1301 	 * V4L2_COLORSPACE_REC709 and V4L2_COLORSPACE_DCI_P3: V4L2_YCBCR_ENC_709
1302 	 *
1303 	 * V4L2_COLORSPACE_BT2020: V4L2_YCBCR_ENC_BT2020
1304 	 *
1305 	 * V4L2_COLORSPACE_SMPTE240M: V4L2_YCBCR_ENC_SMPTE240M
1306 	 */
1307 	V4L2_YCBCR_ENC_DEFAULT        = 0,
1308 
1309 	/* ITU-R 601 -- SDTV */
1310 	V4L2_YCBCR_ENC_601            = 1,
1311 
1312 	/* Rec. 709 -- HDTV */
1313 	V4L2_YCBCR_ENC_709            = 2,
1314 
1315 	/* ITU-R 601/EN 61966-2-4 Extended Gamut -- SDTV */
1316 	V4L2_YCBCR_ENC_XV601          = 3,
1317 
1318 	/* Rec. 709/EN 61966-2-4 Extended Gamut -- HDTV */
1319 	V4L2_YCBCR_ENC_XV709          = 4,
1320 
1321 #ifndef _KERNEL
1322 	/*
1323 	 * sYCC (Y'CbCr encoding of sRGB), identical to ENC_601. It was added
1324 	 * originally due to a misunderstanding of the sYCC standard. It should
1325 	 * not be used, instead use V4L2_YCBCR_ENC_601.
1326 	 */
1327 	V4L2_YCBCR_ENC_SYCC           = 5,
1328 #endif
1329 
1330 	/* BT.2020 Non-constant Luminance Y'CbCr */
1331 	V4L2_YCBCR_ENC_BT2020         = 6,
1332 
1333 	/* BT.2020 Constant Luminance Y'CbcCrc */
1334 	V4L2_YCBCR_ENC_BT2020_CONST_LUM = 7,
1335 
1336 	/* SMPTE 240M -- Obsolete HDTV */
1337 	V4L2_YCBCR_ENC_SMPTE240M      = 8,
1338 };
1339 
1340 /*
1341  * enum v4l2_hsv_encoding values should not collide with the ones from
1342  * enum v4l2_ycbcr_encoding.
1343  */
1344 enum v4l2_hsv_encoding {
1345 
1346 	/* Hue mapped to 0 - 179 */
1347 	V4L2_HSV_ENC_180		= 128,
1348 
1349 	/* Hue mapped to 0-255 */
1350 	V4L2_HSV_ENC_256		= 129,
1351 };
1352 
1353 /*
1354  * Determine how YCBCR_ENC_DEFAULT should map to a proper Y'CbCr encoding.
1355  * This depends on the colorspace.
1356  */
1357 #define V4L2_MAP_YCBCR_ENC_DEFAULT(colsp) \
1358 	(((colsp) == V4L2_COLORSPACE_REC709 || \
1359 	  (colsp) == V4L2_COLORSPACE_DCI_P3) ? V4L2_YCBCR_ENC_709 : \
1360 	 ((colsp) == V4L2_COLORSPACE_BT2020 ? V4L2_YCBCR_ENC_BT2020 : \
1361 	  ((colsp) == V4L2_COLORSPACE_SMPTE240M ? V4L2_YCBCR_ENC_SMPTE240M : \
1362 	   V4L2_YCBCR_ENC_601)))
1363 
1364 enum v4l2_quantization {
1365 	/*
1366 	 * The default for R'G'B' quantization is always full range, except
1367 	 * for the BT2020 colorspace. For Y'CbCr the quantization is always
1368 	 * limited range, except for COLORSPACE_JPEG, SRGB, ADOBERGB,
1369 	 * XV601 or XV709: those are full range.
1370 	 */
1371 	V4L2_QUANTIZATION_DEFAULT     = 0,
1372 	V4L2_QUANTIZATION_FULL_RANGE  = 1,
1373 	V4L2_QUANTIZATION_LIM_RANGE   = 2,
1374 };
1375 
1376 /*
1377  * Determine how QUANTIZATION_DEFAULT should map to a proper quantization.
1378  * This depends on whether the image is RGB or not, the colorspace and the
1379  * Y'CbCr encoding.
1380  */
1381 #define V4L2_MAP_QUANTIZATION_DEFAULT(is_rgb_or_hsv, colsp, ycbcr_enc) \
1382 	(((is_rgb_or_hsv) && (colsp) == V4L2_COLORSPACE_BT2020) ? \
1383 	 V4L2_QUANTIZATION_LIM_RANGE : \
1384 	 (((is_rgb_or_hsv) || (ycbcr_enc) == V4L2_YCBCR_ENC_XV601 || \
1385 	  (ycbcr_enc) == V4L2_YCBCR_ENC_XV709 || (colsp) == V4L2_COLORSPACE_JPEG) || \
1386 	  (colsp) == V4L2_COLORSPACE_ADOBERGB || (colsp) == V4L2_COLORSPACE_SRGB ? \
1387 	 V4L2_QUANTIZATION_FULL_RANGE : V4L2_QUANTIZATION_LIM_RANGE))
1388 
1389 enum v4l2_priority {
1390 	V4L2_PRIORITY_UNSET       = 0,  /* not initialized */
1391 	V4L2_PRIORITY_BACKGROUND  = 1,
1392 	V4L2_PRIORITY_INTERACTIVE = 2,
1393 	V4L2_PRIORITY_RECORD      = 3,
1394 	V4L2_PRIORITY_DEFAULT     = V4L2_PRIORITY_INTERACTIVE,
1395 };
1396 
1397 struct v4l2_rect {
1398 	int32_t   left;
1399 	int32_t   top;
1400 	u_int32_t   width;
1401 	u_int32_t   height;
1402 };
1403 
1404 struct v4l2_fract {
1405 	u_int32_t   numerator;
1406 	u_int32_t   denominator;
1407 };
1408 
1409 /**
1410   * struct v4l2_capability - Describes V4L2 device caps returned by VIDIOC_QUERYCAP
1411   *
1412   * @driver:	   name of the driver module (e.g. "bttv")
1413   * @card:	   name of the card (e.g. "Hauppauge WinTV")
1414   * @bus_info:	   name of the bus (e.g. "PCI:" + pci_name(pci_dev) )
1415   * @version:	   KERNEL_VERSION
1416   * @capabilities: capabilities of the physical device as a whole
1417   * @device_caps:  capabilities accessed via this particular device (node)
1418   * @reserved:	   reserved fields for future extensions
1419   */
1420 struct v4l2_capability {
1421 	u_int8_t	driver[16];
1422 	u_int8_t	card[32];
1423 	u_int8_t	bus_info[32];
1424 	u_int32_t   version;
1425 	u_int32_t	capabilities;
1426 	u_int32_t	device_caps;
1427 	u_int32_t	reserved[3];
1428 };
1429 
1430 /* Values for 'capabilities' field */
1431 #define V4L2_CAP_VIDEO_CAPTURE		0x00000001  /* Is a video capture device */
1432 #define V4L2_CAP_VIDEO_OUTPUT		0x00000002  /* Is a video output device */
1433 #define V4L2_CAP_VIDEO_OVERLAY		0x00000004  /* Can do video overlay */
1434 #define V4L2_CAP_VBI_CAPTURE		0x00000010  /* Is a raw VBI capture device */
1435 #define V4L2_CAP_VBI_OUTPUT		0x00000020  /* Is a raw VBI output device */
1436 #define V4L2_CAP_SLICED_VBI_CAPTURE	0x00000040  /* Is a sliced VBI capture device */
1437 #define V4L2_CAP_SLICED_VBI_OUTPUT	0x00000080  /* Is a sliced VBI output device */
1438 #define V4L2_CAP_RDS_CAPTURE		0x00000100  /* RDS data capture */
1439 #define V4L2_CAP_VIDEO_OUTPUT_OVERLAY	0x00000200  /* Can do video output overlay */
1440 #define V4L2_CAP_HW_FREQ_SEEK		0x00000400  /* Can do hardware frequency seek  */
1441 #define V4L2_CAP_RDS_OUTPUT		0x00000800  /* Is an RDS encoder */
1442 
1443 /* Is a video capture device that supports multiplanar formats */
1444 #define V4L2_CAP_VIDEO_CAPTURE_MPLANE	0x00001000
1445 /* Is a video output device that supports multiplanar formats */
1446 #define V4L2_CAP_VIDEO_OUTPUT_MPLANE	0x00002000
1447 /* Is a video mem-to-mem device that supports multiplanar formats */
1448 #define V4L2_CAP_VIDEO_M2M_MPLANE	0x00004000
1449 /* Is a video mem-to-mem device */
1450 #define V4L2_CAP_VIDEO_M2M		0x00008000
1451 
1452 #define V4L2_CAP_TUNER			0x00010000  /* has a tuner */
1453 #define V4L2_CAP_AUDIO			0x00020000  /* has audio support */
1454 #define V4L2_CAP_RADIO			0x00040000  /* is a radio device */
1455 #define V4L2_CAP_MODULATOR		0x00080000  /* has a modulator */
1456 
1457 #define V4L2_CAP_SDR_CAPTURE		0x00100000  /* Is a SDR capture device */
1458 #define V4L2_CAP_EXT_PIX_FORMAT		0x00200000  /* Supports the extended pixel format */
1459 #define V4L2_CAP_SDR_OUTPUT		0x00400000  /* Is a SDR output device */
1460 
1461 #define V4L2_CAP_READWRITE              0x01000000  /* read/write systemcalls */
1462 #define V4L2_CAP_ASYNCIO                0x02000000  /* async I/O */
1463 #define V4L2_CAP_STREAMING              0x04000000  /* streaming I/O ioctls */
1464 
1465 #define V4L2_CAP_TOUCH                  0x10000000  /* Is a touch device */
1466 
1467 #define V4L2_CAP_DEVICE_CAPS            0x80000000  /* sets device capabilities field */
1468 
1469 #define V4L2_CAP_BITMASK					\
1470 	"\20\1VIDEO_CAPTURE\2VIDEO_OUTPUT\3VIDEO_OVERLAY"	\
1471 	"\5VBI_CAPTURE\6VBI_OUTPUT\10RDS_CAPTURE"		\
1472 	"\21TUNER\22AUDIO\31READWRITE"				\
1473 	"\32ASYNCIO\33STREAMING\35TOUCH"
1474 
1475 /*
1476  *	V I D E O   I M A G E   F O R M A T
1477  */
1478 struct v4l2_pix_format {
1479 	u_int32_t         		width;
1480 	u_int32_t			height;
1481 	u_int32_t			pixelformat;
1482 	u_int32_t			field;		/* enum v4l2_field */
1483 	u_int32_t            	bytesperline;	/* for padding, zero if unused */
1484 	u_int32_t          		sizeimage;
1485 	u_int32_t			colorspace;	/* enum v4l2_colorspace */
1486 	u_int32_t			priv;		/* private data, depends on pixelformat */
1487 	u_int32_t			flags;		/* format flags (V4L2_PIX_FMT_FLAG_*) */
1488 	union {
1489 		/* enum v4l2_ycbcr_encoding */
1490 		u_int32_t			ycbcr_enc;
1491 		/* enum v4l2_hsv_encoding */
1492 		u_int32_t			hsv_enc;
1493 	};
1494 	u_int32_t			quantization;	/* enum v4l2_quantization */
1495 	u_int32_t			xfer_func;	/* enum v4l2_xfer_func */
1496 };
1497 
1498 /*      Pixel format         FOURCC                          depth  Description  */
1499 
1500 /* RGB formats */
1501 #define V4L2_PIX_FMT_RGB332  v4l2_fourcc('R', 'G', 'B', '1') /*  8  RGB-3-3-2     */
1502 #define V4L2_PIX_FMT_RGB444  v4l2_fourcc('R', '4', '4', '4') /* 16  xxxxrrrr ggggbbbb */
1503 #define V4L2_PIX_FMT_ARGB444 v4l2_fourcc('A', 'R', '1', '2') /* 16  aaaarrrr ggggbbbb */
1504 #define V4L2_PIX_FMT_XRGB444 v4l2_fourcc('X', 'R', '1', '2') /* 16  xxxxrrrr ggggbbbb */
1505 #define V4L2_PIX_FMT_RGB555  v4l2_fourcc('R', 'G', 'B', 'O') /* 16  RGB-5-5-5     */
1506 #define V4L2_PIX_FMT_ARGB555 v4l2_fourcc('A', 'R', '1', '5') /* 16  ARGB-1-5-5-5  */
1507 #define V4L2_PIX_FMT_XRGB555 v4l2_fourcc('X', 'R', '1', '5') /* 16  XRGB-1-5-5-5  */
1508 #define V4L2_PIX_FMT_RGB565  v4l2_fourcc('R', 'G', 'B', 'P') /* 16  RGB-5-6-5     */
1509 #define V4L2_PIX_FMT_RGB555X v4l2_fourcc('R', 'G', 'B', 'Q') /* 16  RGB-5-5-5 BE  */
1510 #define V4L2_PIX_FMT_ARGB555X v4l2_fourcc_be('A', 'R', '1', '5') /* 16  ARGB-5-5-5 BE */
1511 #define V4L2_PIX_FMT_XRGB555X v4l2_fourcc_be('X', 'R', '1', '5') /* 16  XRGB-5-5-5 BE */
1512 #define V4L2_PIX_FMT_RGB565X v4l2_fourcc('R', 'G', 'B', 'R') /* 16  RGB-5-6-5 BE  */
1513 #define V4L2_PIX_FMT_BGR666  v4l2_fourcc('B', 'G', 'R', 'H') /* 18  BGR-6-6-6	  */
1514 #define V4L2_PIX_FMT_BGR24   v4l2_fourcc('B', 'G', 'R', '3') /* 24  BGR-8-8-8     */
1515 #define V4L2_PIX_FMT_RGB24   v4l2_fourcc('R', 'G', 'B', '3') /* 24  RGB-8-8-8     */
1516 #define V4L2_PIX_FMT_BGR32   v4l2_fourcc('B', 'G', 'R', '4') /* 32  BGR-8-8-8-8   */
1517 #define V4L2_PIX_FMT_ABGR32  v4l2_fourcc('A', 'R', '2', '4') /* 32  BGRA-8-8-8-8  */
1518 #define V4L2_PIX_FMT_XBGR32  v4l2_fourcc('X', 'R', '2', '4') /* 32  BGRX-8-8-8-8  */
1519 #define V4L2_PIX_FMT_RGB32   v4l2_fourcc('R', 'G', 'B', '4') /* 32  RGB-8-8-8-8   */
1520 #define V4L2_PIX_FMT_ARGB32  v4l2_fourcc('B', 'A', '2', '4') /* 32  ARGB-8-8-8-8  */
1521 #define V4L2_PIX_FMT_XRGB32  v4l2_fourcc('B', 'X', '2', '4') /* 32  XRGB-8-8-8-8  */
1522 
1523 /* Grey formats */
1524 #define V4L2_PIX_FMT_GREY    v4l2_fourcc('G', 'R', 'E', 'Y') /*  8  Greyscale     */
1525 #define V4L2_PIX_FMT_Y4      v4l2_fourcc('Y', '0', '4', ' ') /*  4  Greyscale     */
1526 #define V4L2_PIX_FMT_Y6      v4l2_fourcc('Y', '0', '6', ' ') /*  6  Greyscale     */
1527 #define V4L2_PIX_FMT_Y10     v4l2_fourcc('Y', '1', '0', ' ') /* 10  Greyscale     */
1528 #define V4L2_PIX_FMT_Y12     v4l2_fourcc('Y', '1', '2', ' ') /* 12  Greyscale     */
1529 #define V4L2_PIX_FMT_Y16     v4l2_fourcc('Y', '1', '6', ' ') /* 16  Greyscale     */
1530 #define V4L2_PIX_FMT_Y16_BE  v4l2_fourcc_be('Y', '1', '6', ' ') /* 16  Greyscale BE  */
1531 
1532 /* Grey bit-packed formats */
1533 #define V4L2_PIX_FMT_Y10BPACK    v4l2_fourcc('Y', '1', '0', 'B') /* 10  Greyscale bit-packed */
1534 
1535 /* Palette formats */
1536 #define V4L2_PIX_FMT_PAL8    v4l2_fourcc('P', 'A', 'L', '8') /*  8  8-bit palette */
1537 
1538 /* Chrominance formats */
1539 #define V4L2_PIX_FMT_UV8     v4l2_fourcc('U', 'V', '8', ' ') /*  8  UV 4:4 */
1540 
1541 /* Luminance+Chrominance formats */
1542 #define V4L2_PIX_FMT_YUYV    v4l2_fourcc('Y', 'U', 'Y', 'V') /* 16  YUV 4:2:2     */
1543 #define V4L2_PIX_FMT_YYUV    v4l2_fourcc('Y', 'Y', 'U', 'V') /* 16  YUV 4:2:2     */
1544 #define V4L2_PIX_FMT_YVYU    v4l2_fourcc('Y', 'V', 'Y', 'U') /* 16 YVU 4:2:2 */
1545 #define V4L2_PIX_FMT_UYVY    v4l2_fourcc('U', 'Y', 'V', 'Y') /* 16  YUV 4:2:2     */
1546 #define V4L2_PIX_FMT_VYUY    v4l2_fourcc('V', 'Y', 'U', 'Y') /* 16  YUV 4:2:2     */
1547 #define V4L2_PIX_FMT_Y41P    v4l2_fourcc('Y', '4', '1', 'P') /* 12  YUV 4:1:1     */
1548 #define V4L2_PIX_FMT_YUV444  v4l2_fourcc('Y', '4', '4', '4') /* 16  xxxxyyyy uuuuvvvv */
1549 #define V4L2_PIX_FMT_YUV555  v4l2_fourcc('Y', 'U', 'V', 'O') /* 16  YUV-5-5-5     */
1550 #define V4L2_PIX_FMT_YUV565  v4l2_fourcc('Y', 'U', 'V', 'P') /* 16  YUV-5-6-5     */
1551 #define V4L2_PIX_FMT_YUV32   v4l2_fourcc('Y', 'U', 'V', '4') /* 32  YUV-8-8-8-8   */
1552 #define V4L2_PIX_FMT_HI240   v4l2_fourcc('H', 'I', '2', '4') /*  8  8-bit color   */
1553 #define V4L2_PIX_FMT_HM12    v4l2_fourcc('H', 'M', '1', '2') /*  8  YUV 4:2:0 16x16 macroblocks */
1554 #define V4L2_PIX_FMT_M420    v4l2_fourcc('M', '4', '2', '0') /* 12  YUV 4:2:0 2 lines y, 1 line uv interleaved */
1555 
1556 /* two planes -- one Y, one Cr + Cb interleaved  */
1557 #define V4L2_PIX_FMT_NV12    v4l2_fourcc('N', 'V', '1', '2') /* 12  Y/CbCr 4:2:0  */
1558 #define V4L2_PIX_FMT_NV21    v4l2_fourcc('N', 'V', '2', '1') /* 12  Y/CrCb 4:2:0  */
1559 #define V4L2_PIX_FMT_NV16    v4l2_fourcc('N', 'V', '1', '6') /* 16  Y/CbCr 4:2:2  */
1560 #define V4L2_PIX_FMT_NV61    v4l2_fourcc('N', 'V', '6', '1') /* 16  Y/CrCb 4:2:2  */
1561 #define V4L2_PIX_FMT_NV24    v4l2_fourcc('N', 'V', '2', '4') /* 24  Y/CbCr 4:4:4  */
1562 #define V4L2_PIX_FMT_NV42    v4l2_fourcc('N', 'V', '4', '2') /* 24  Y/CrCb 4:4:4  */
1563 
1564 /* two non contiguous planes - one Y, one Cr + Cb interleaved  */
1565 #define V4L2_PIX_FMT_NV12M   v4l2_fourcc('N', 'M', '1', '2') /* 12  Y/CbCr 4:2:0  */
1566 #define V4L2_PIX_FMT_NV21M   v4l2_fourcc('N', 'M', '2', '1') /* 21  Y/CrCb 4:2:0  */
1567 #define V4L2_PIX_FMT_NV16M   v4l2_fourcc('N', 'M', '1', '6') /* 16  Y/CbCr 4:2:2  */
1568 #define V4L2_PIX_FMT_NV61M   v4l2_fourcc('N', 'M', '6', '1') /* 16  Y/CrCb 4:2:2  */
1569 #define V4L2_PIX_FMT_NV12MT  v4l2_fourcc('T', 'M', '1', '2') /* 12  Y/CbCr 4:2:0 64x32 macroblocks */
1570 #define V4L2_PIX_FMT_NV12MT_16X16 v4l2_fourcc('V', 'M', '1', '2') /* 12  Y/CbCr 4:2:0 16x16 macroblocks */
1571 
1572 /* three planes - Y Cb, Cr */
1573 #define V4L2_PIX_FMT_YUV410  v4l2_fourcc('Y', 'U', 'V', '9') /*  9  YUV 4:1:0     */
1574 #define V4L2_PIX_FMT_YVU410  v4l2_fourcc('Y', 'V', 'U', '9') /*  9  YVU 4:1:0     */
1575 #define V4L2_PIX_FMT_YUV411P v4l2_fourcc('4', '1', '1', 'P') /* 12  YVU411 planar */
1576 #define V4L2_PIX_FMT_YUV420  v4l2_fourcc('Y', 'U', '1', '2') /* 12  YUV 4:2:0     */
1577 #define V4L2_PIX_FMT_YVU420  v4l2_fourcc('Y', 'V', '1', '2') /* 12  YVU 4:2:0     */
1578 #define V4L2_PIX_FMT_YUV422P v4l2_fourcc('4', '2', '2', 'P') /* 16  YVU422 planar */
1579 
1580 /* three non contiguous planes - Y, Cb, Cr */
1581 #define V4L2_PIX_FMT_YUV420M v4l2_fourcc('Y', 'M', '1', '2') /* 12  YUV420 planar */
1582 #define V4L2_PIX_FMT_YVU420M v4l2_fourcc('Y', 'M', '2', '1') /* 12  YVU420 planar */
1583 #define V4L2_PIX_FMT_YUV422M v4l2_fourcc('Y', 'M', '1', '6') /* 16  YUV422 planar */
1584 #define V4L2_PIX_FMT_YVU422M v4l2_fourcc('Y', 'M', '6', '1') /* 16  YVU422 planar */
1585 #define V4L2_PIX_FMT_YUV444M v4l2_fourcc('Y', 'M', '2', '4') /* 24  YUV444 planar */
1586 #define V4L2_PIX_FMT_YVU444M v4l2_fourcc('Y', 'M', '4', '2') /* 24  YVU444 planar */
1587 
1588 /* Bayer formats - see http://www.siliconimaging.com/RGB%20Bayer.htm */
1589 #define V4L2_PIX_FMT_SBGGR8  v4l2_fourcc('B', 'A', '8', '1') /*  8  BGBG.. GRGR.. */
1590 #define V4L2_PIX_FMT_SGBRG8  v4l2_fourcc('G', 'B', 'R', 'G') /*  8  GBGB.. RGRG.. */
1591 #define V4L2_PIX_FMT_SGRBG8  v4l2_fourcc('G', 'R', 'B', 'G') /*  8  GRGR.. BGBG.. */
1592 #define V4L2_PIX_FMT_SRGGB8  v4l2_fourcc('R', 'G', 'G', 'B') /*  8  RGRG.. GBGB.. */
1593 #define V4L2_PIX_FMT_SBGGR10 v4l2_fourcc('B', 'G', '1', '0') /* 10  BGBG.. GRGR.. */
1594 #define V4L2_PIX_FMT_SGBRG10 v4l2_fourcc('G', 'B', '1', '0') /* 10  GBGB.. RGRG.. */
1595 #define V4L2_PIX_FMT_SGRBG10 v4l2_fourcc('B', 'A', '1', '0') /* 10  GRGR.. BGBG.. */
1596 #define V4L2_PIX_FMT_SRGGB10 v4l2_fourcc('R', 'G', '1', '0') /* 10  RGRG.. GBGB.. */
1597 	/* 10bit raw bayer packed, 5 bytes for every 4 pixels */
1598 #define V4L2_PIX_FMT_SBGGR10P v4l2_fourcc('p', 'B', 'A', 'A')
1599 #define V4L2_PIX_FMT_SGBRG10P v4l2_fourcc('p', 'G', 'A', 'A')
1600 #define V4L2_PIX_FMT_SGRBG10P v4l2_fourcc('p', 'g', 'A', 'A')
1601 #define V4L2_PIX_FMT_SRGGB10P v4l2_fourcc('p', 'R', 'A', 'A')
1602 	/* 10bit raw bayer a-law compressed to 8 bits */
1603 #define V4L2_PIX_FMT_SBGGR10ALAW8 v4l2_fourcc('a', 'B', 'A', '8')
1604 #define V4L2_PIX_FMT_SGBRG10ALAW8 v4l2_fourcc('a', 'G', 'A', '8')
1605 #define V4L2_PIX_FMT_SGRBG10ALAW8 v4l2_fourcc('a', 'g', 'A', '8')
1606 #define V4L2_PIX_FMT_SRGGB10ALAW8 v4l2_fourcc('a', 'R', 'A', '8')
1607 	/* 10bit raw bayer DPCM compressed to 8 bits */
1608 #define V4L2_PIX_FMT_SBGGR10DPCM8 v4l2_fourcc('b', 'B', 'A', '8')
1609 #define V4L2_PIX_FMT_SGBRG10DPCM8 v4l2_fourcc('b', 'G', 'A', '8')
1610 #define V4L2_PIX_FMT_SGRBG10DPCM8 v4l2_fourcc('B', 'D', '1', '0')
1611 #define V4L2_PIX_FMT_SRGGB10DPCM8 v4l2_fourcc('b', 'R', 'A', '8')
1612 #define V4L2_PIX_FMT_SBGGR12 v4l2_fourcc('B', 'G', '1', '2') /* 12  BGBG.. GRGR.. */
1613 #define V4L2_PIX_FMT_SGBRG12 v4l2_fourcc('G', 'B', '1', '2') /* 12  GBGB.. RGRG.. */
1614 #define V4L2_PIX_FMT_SGRBG12 v4l2_fourcc('B', 'A', '1', '2') /* 12  GRGR.. BGBG.. */
1615 #define V4L2_PIX_FMT_SRGGB12 v4l2_fourcc('R', 'G', '1', '2') /* 12  RGRG.. GBGB.. */
1616 #define V4L2_PIX_FMT_SBGGR16 v4l2_fourcc('B', 'Y', 'R', '2') /* 16  BGBG.. GRGR.. */
1617 #define V4L2_PIX_FMT_SGBRG16 v4l2_fourcc('G', 'B', '1', '6') /* 16  GBGB.. RGRG.. */
1618 #define V4L2_PIX_FMT_SGRBG16 v4l2_fourcc('G', 'R', '1', '6') /* 16  GRGR.. BGBG.. */
1619 #define V4L2_PIX_FMT_SRGGB16 v4l2_fourcc('R', 'G', '1', '6') /* 16  RGRG.. GBGB.. */
1620 
1621 /* HSV formats */
1622 #define V4L2_PIX_FMT_HSV24 v4l2_fourcc('H', 'S', 'V', '3')
1623 #define V4L2_PIX_FMT_HSV32 v4l2_fourcc('H', 'S', 'V', '4')
1624 
1625 /* compressed formats */
1626 #define V4L2_PIX_FMT_MJPEG    v4l2_fourcc('M', 'J', 'P', 'G') /* Motion-JPEG   */
1627 #define V4L2_PIX_FMT_JPEG     v4l2_fourcc('J', 'P', 'E', 'G') /* JFIF JPEG     */
1628 #define V4L2_PIX_FMT_DV       v4l2_fourcc('d', 'v', 's', 'd') /* 1394          */
1629 #define V4L2_PIX_FMT_MPEG     v4l2_fourcc('M', 'P', 'E', 'G') /* MPEG-1/2/4 Multiplexed */
1630 #define V4L2_PIX_FMT_H264     v4l2_fourcc('H', '2', '6', '4') /* H264 with start codes */
1631 #define V4L2_PIX_FMT_H264_NO_SC v4l2_fourcc('A', 'V', 'C', '1') /* H264 without start codes */
1632 #define V4L2_PIX_FMT_H264_MVC v4l2_fourcc('M', '2', '6', '4') /* H264 MVC */
1633 #define V4L2_PIX_FMT_H263     v4l2_fourcc('H', '2', '6', '3') /* H263          */
1634 #define V4L2_PIX_FMT_MPEG1    v4l2_fourcc('M', 'P', 'G', '1') /* MPEG-1 ES     */
1635 #define V4L2_PIX_FMT_MPEG2    v4l2_fourcc('M', 'P', 'G', '2') /* MPEG-2 ES     */
1636 #define V4L2_PIX_FMT_MPEG4    v4l2_fourcc('M', 'P', 'G', '4') /* MPEG-4 part 2 ES */
1637 #define V4L2_PIX_FMT_XVID     v4l2_fourcc('X', 'V', 'I', 'D') /* Xvid           */
1638 #define V4L2_PIX_FMT_VC1_ANNEX_G v4l2_fourcc('V', 'C', '1', 'G') /* SMPTE 421M Annex G compliant stream */
1639 #define V4L2_PIX_FMT_VC1_ANNEX_L v4l2_fourcc('V', 'C', '1', 'L') /* SMPTE 421M Annex L compliant stream */
1640 #define V4L2_PIX_FMT_VP8      v4l2_fourcc('V', 'P', '8', '0') /* VP8 */
1641 #define V4L2_PIX_FMT_VP9      v4l2_fourcc('V', 'P', '9', '0') /* VP9 */
1642 
1643 /*  Vendor-specific formats   */
1644 #define V4L2_PIX_FMT_CPIA1    v4l2_fourcc('C', 'P', 'I', 'A') /* cpia1 YUV */
1645 #define V4L2_PIX_FMT_WNVA     v4l2_fourcc('W', 'N', 'V', 'A') /* Winnov hw compress */
1646 #define V4L2_PIX_FMT_SN9C10X  v4l2_fourcc('S', '9', '1', '0') /* SN9C10x compression */
1647 #define V4L2_PIX_FMT_SN9C20X_I420 v4l2_fourcc('S', '9', '2', '0') /* SN9C20x YUV 4:2:0 */
1648 #define V4L2_PIX_FMT_PWC1     v4l2_fourcc('P', 'W', 'C', '1') /* pwc older webcam */
1649 #define V4L2_PIX_FMT_PWC2     v4l2_fourcc('P', 'W', 'C', '2') /* pwc newer webcam */
1650 #define V4L2_PIX_FMT_ET61X251 v4l2_fourcc('E', '6', '2', '5') /* ET61X251 compression */
1651 #define V4L2_PIX_FMT_SPCA501  v4l2_fourcc('S', '5', '0', '1') /* YUYV per line */
1652 #define V4L2_PIX_FMT_SPCA505  v4l2_fourcc('S', '5', '0', '5') /* YYUV per line */
1653 #define V4L2_PIX_FMT_SPCA508  v4l2_fourcc('S', '5', '0', '8') /* YUVY per line */
1654 #define V4L2_PIX_FMT_SPCA561  v4l2_fourcc('S', '5', '6', '1') /* compressed GBRG bayer */
1655 #define V4L2_PIX_FMT_PAC207   v4l2_fourcc('P', '2', '0', '7') /* compressed BGGR bayer */
1656 #define V4L2_PIX_FMT_MR97310A v4l2_fourcc('M', '3', '1', '0') /* compressed BGGR bayer */
1657 #define V4L2_PIX_FMT_JL2005BCD v4l2_fourcc('J', 'L', '2', '0') /* compressed RGGB bayer */
1658 #define V4L2_PIX_FMT_SN9C2028 v4l2_fourcc('S', 'O', 'N', 'X') /* compressed GBRG bayer */
1659 #define V4L2_PIX_FMT_SQ905C   v4l2_fourcc('9', '0', '5', 'C') /* compressed RGGB bayer */
1660 #define V4L2_PIX_FMT_PJPG     v4l2_fourcc('P', 'J', 'P', 'G') /* Pixart 73xx JPEG */
1661 #define V4L2_PIX_FMT_OV511    v4l2_fourcc('O', '5', '1', '1') /* ov511 JPEG */
1662 #define V4L2_PIX_FMT_OV518    v4l2_fourcc('O', '5', '1', '8') /* ov518 JPEG */
1663 #define V4L2_PIX_FMT_STV0680  v4l2_fourcc('S', '6', '8', '0') /* stv0680 bayer */
1664 #define V4L2_PIX_FMT_TM6000   v4l2_fourcc('T', 'M', '6', '0') /* tm5600/tm60x0 */
1665 #define V4L2_PIX_FMT_CIT_YYVYUY v4l2_fourcc('C', 'I', 'T', 'V') /* one line of Y then 1 line of VYUY */
1666 #define V4L2_PIX_FMT_KONICA420  v4l2_fourcc('K', 'O', 'N', 'I') /* YUV420 planar in blocks of 256 pixels */
1667 #define V4L2_PIX_FMT_JPGL	v4l2_fourcc('J', 'P', 'G', 'L') /* JPEG-Lite */
1668 #define V4L2_PIX_FMT_SE401      v4l2_fourcc('S', '4', '0', '1') /* se401 janggu compressed rgb */
1669 #define V4L2_PIX_FMT_S5C_UYVY_JPG v4l2_fourcc('S', '5', 'C', 'I') /* S5C73M3 interleaved UYVY/JPEG */
1670 #define V4L2_PIX_FMT_Y8I      v4l2_fourcc('Y', '8', 'I', ' ') /* Greyscale 8-bit L/R interleaved */
1671 #define V4L2_PIX_FMT_Y12I     v4l2_fourcc('Y', '1', '2', 'I') /* Greyscale 12-bit L/R interleaved */
1672 #define V4L2_PIX_FMT_Z16      v4l2_fourcc('Z', '1', '6', ' ') /* Depth data 16-bit */
1673 #define V4L2_PIX_FMT_MT21C    v4l2_fourcc('M', 'T', '2', '1') /* Mediatek compressed block mode  */
1674 
1675 /* SDR formats - used only for Software Defined Radio devices */
1676 #define V4L2_SDR_FMT_CU8          v4l2_fourcc('C', 'U', '0', '8') /* IQ u8 */
1677 #define V4L2_SDR_FMT_CU16LE       v4l2_fourcc('C', 'U', '1', '6') /* IQ u16le */
1678 #define V4L2_SDR_FMT_CS8          v4l2_fourcc('C', 'S', '0', '8') /* complex s8 */
1679 #define V4L2_SDR_FMT_CS14LE       v4l2_fourcc('C', 'S', '1', '4') /* complex s14le */
1680 #define V4L2_SDR_FMT_RU12LE       v4l2_fourcc('R', 'U', '1', '2') /* real u12le */
1681 
1682 /* Touch formats - used for Touch devices */
1683 #define V4L2_TCH_FMT_DELTA_TD16	v4l2_fourcc('T', 'D', '1', '6') /* 16-bit signed deltas */
1684 #define V4L2_TCH_FMT_DELTA_TD08	v4l2_fourcc('T', 'D', '0', '8') /* 8-bit signed deltas */
1685 #define V4L2_TCH_FMT_TU16	v4l2_fourcc('T', 'U', '1', '6') /* 16-bit unsigned touch data */
1686 #define V4L2_TCH_FMT_TU08	v4l2_fourcc('T', 'U', '0', '8') /* 8-bit unsigned touch data */
1687 
1688 /* priv field value to indicates that subsequent fields are valid. */
1689 #define V4L2_PIX_FMT_PRIV_MAGIC		0xfeedcafe
1690 
1691 /* Flags */
1692 #define V4L2_PIX_FMT_FLAG_PREMUL_ALPHA	0x00000001
1693 
1694 /*
1695  *	F O R M A T   E N U M E R A T I O N
1696  */
1697 struct v4l2_fmtdesc {
1698 	u_int32_t		    index;             /* Format number      */
1699 	u_int32_t		    type;              /* enum v4l2_buf_type */
1700 	u_int32_t               flags;
1701 	u_int8_t		    description[32];   /* Description string */
1702 	u_int32_t		    pixelformat;       /* Format fourcc      */
1703 	u_int32_t		    reserved[4];
1704 };
1705 
1706 #define V4L2_FMT_FLAG_COMPRESSED 0x0001
1707 #define V4L2_FMT_FLAG_EMULATED   0x0002
1708 
1709 	/* Frame Size and frame rate enumeration */
1710 /*
1711  *	F R A M E   S I Z E   E N U M E R A T I O N
1712  */
1713 enum v4l2_frmsizetypes {
1714 	V4L2_FRMSIZE_TYPE_DISCRETE	= 1,
1715 	V4L2_FRMSIZE_TYPE_CONTINUOUS	= 2,
1716 	V4L2_FRMSIZE_TYPE_STEPWISE	= 3,
1717 };
1718 
1719 struct v4l2_frmsize_discrete {
1720 	u_int32_t			width;		/* Frame width [pixel] */
1721 	u_int32_t			height;		/* Frame height [pixel] */
1722 };
1723 
1724 struct v4l2_frmsize_stepwise {
1725 	u_int32_t			min_width;	/* Minimum frame width [pixel] */
1726 	u_int32_t			max_width;	/* Maximum frame width [pixel] */
1727 	u_int32_t			step_width;	/* Frame width step size [pixel] */
1728 	u_int32_t			min_height;	/* Minimum frame height [pixel] */
1729 	u_int32_t			max_height;	/* Maximum frame height [pixel] */
1730 	u_int32_t			step_height;	/* Frame height step size [pixel] */
1731 };
1732 
1733 struct v4l2_frmsizeenum {
1734 	u_int32_t			index;		/* Frame size number */
1735 	u_int32_t			pixel_format;	/* Pixel format */
1736 	u_int32_t			type;		/* Frame size type the device supports. */
1737 
1738 	union {					/* Frame size */
1739 		struct v4l2_frmsize_discrete	discrete;
1740 		struct v4l2_frmsize_stepwise	stepwise;
1741 	};
1742 
1743 	u_int32_t   reserved[2];			/* Reserved space for future use */
1744 };
1745 
1746 /*
1747  *	F R A M E   R A T E   E N U M E R A T I O N
1748  */
1749 enum v4l2_frmivaltypes {
1750 	V4L2_FRMIVAL_TYPE_DISCRETE	= 1,
1751 	V4L2_FRMIVAL_TYPE_CONTINUOUS	= 2,
1752 	V4L2_FRMIVAL_TYPE_STEPWISE	= 3,
1753 };
1754 
1755 struct v4l2_frmival_stepwise {
1756 	struct v4l2_fract	min;		/* Minimum frame interval [s] */
1757 	struct v4l2_fract	max;		/* Maximum frame interval [s] */
1758 	struct v4l2_fract	step;		/* Frame interval step size [s] */
1759 };
1760 
1761 struct v4l2_frmivalenum {
1762 	u_int32_t			index;		/* Frame format index */
1763 	u_int32_t			pixel_format;	/* Pixel format */
1764 	u_int32_t			width;		/* Frame width */
1765 	u_int32_t			height;		/* Frame height */
1766 	u_int32_t			type;		/* Frame interval type the device supports. */
1767 
1768 	union {					/* Frame interval */
1769 		struct v4l2_fract		discrete;
1770 		struct v4l2_frmival_stepwise	stepwise;
1771 	};
1772 
1773 	u_int32_t	reserved[2];			/* Reserved space for future use */
1774 };
1775 
1776 /*
1777  *	T I M E C O D E
1778  */
1779 struct v4l2_timecode {
1780 	u_int32_t	type;
1781 	u_int32_t	flags;
1782 	u_int8_t	frames;
1783 	u_int8_t	seconds;
1784 	u_int8_t	minutes;
1785 	u_int8_t	hours;
1786 	u_int8_t	userbits[4];
1787 };
1788 
1789 /*  Type  */
1790 #define V4L2_TC_TYPE_24FPS		1
1791 #define V4L2_TC_TYPE_25FPS		2
1792 #define V4L2_TC_TYPE_30FPS		3
1793 #define V4L2_TC_TYPE_50FPS		4
1794 #define V4L2_TC_TYPE_60FPS		5
1795 
1796 /*  Flags  */
1797 #define V4L2_TC_FLAG_DROPFRAME		0x0001 /* "drop-frame" mode */
1798 #define V4L2_TC_FLAG_COLORFRAME		0x0002
1799 #define V4L2_TC_USERBITS_field		0x000C
1800 #define V4L2_TC_USERBITS_USERDEFINED	0x0000
1801 #define V4L2_TC_USERBITS_8BITCHARS	0x0008
1802 /* The above is based on SMPTE timecodes */
1803 
1804 struct v4l2_jpegcompression {
1805 	int quality;
1806 
1807 	int  APPn;              /* Number of APP segment to be written,
1808 				 * must be 0..15 */
1809 	int  APP_len;           /* Length of data in JPEG APPn segment */
1810 	char APP_data[60];      /* Data in the JPEG APPn segment. */
1811 
1812 	int  COM_len;           /* Length of data in JPEG COM segment */
1813 	char COM_data[60];      /* Data in JPEG COM segment */
1814 
1815 	u_int32_t jpeg_markers;     /* Which markers should go into the JPEG
1816 				 * output. Unless you exactly know what
1817 				 * you do, leave them untouched.
1818 				 * Including less markers will make the
1819 				 * resulting code smaller, but there will
1820 				 * be fewer applications which can read it.
1821 				 * The presence of the APP and COM marker
1822 				 * is influenced by APP_len and COM_len
1823 				 * ONLY, not by this property! */
1824 
1825 #define V4L2_JPEG_MARKER_DHT (1<<3)    /* Define Huffman Tables */
1826 #define V4L2_JPEG_MARKER_DQT (1<<4)    /* Define Quantization Tables */
1827 #define V4L2_JPEG_MARKER_DRI (1<<5)    /* Define Restart Interval */
1828 #define V4L2_JPEG_MARKER_COM (1<<6)    /* Comment segment */
1829 #define V4L2_JPEG_MARKER_APP (1<<7)    /* App segment, driver will
1830 					* always use APP0 */
1831 };
1832 
1833 /*
1834  *	M E M O R Y - M A P P I N G   B U F F E R S
1835  */
1836 struct v4l2_requestbuffers {
1837 	u_int32_t			count;
1838 	u_int32_t			type;		/* enum v4l2_buf_type */
1839 	u_int32_t			memory;		/* enum v4l2_memory */
1840 	u_int32_t			reserved[2];
1841 };
1842 
1843 /**
1844  * struct v4l2_plane - plane info for multi-planar buffers
1845  * @bytesused:		number of bytes occupied by data in the plane (payload)
1846  * @length:		size of this plane (NOT the payload) in bytes
1847  * @mem_offset:		when memory in the associated struct v4l2_buffer is
1848  *			V4L2_MEMORY_MMAP, equals the offset from the start of
1849  *			the device memory for this plane (or is a "cookie" that
1850  *			should be passed to mmap() called on the video node)
1851  * @userptr:		when memory is V4L2_MEMORY_USERPTR, a userspace pointer
1852  *			pointing to this plane
1853  * @fd:			when memory is V4L2_MEMORY_DMABUF, a userspace file
1854  *			descriptor associated with this plane
1855  * @data_offset:	offset in the plane to the start of data; usually 0,
1856  *			unless there is a header in front of the data
1857  *
1858  * Multi-planar buffers consist of one or more planes, e.g. an YCbCr buffer
1859  * with two planes can have one plane for Y, and another for interleaved CbCr
1860  * components. Each plane can reside in a separate memory buffer, or even in
1861  * a completely separate memory node (e.g. in embedded devices).
1862  */
1863 struct v4l2_plane {
1864 	u_int32_t			bytesused;
1865 	u_int32_t			length;
1866 	union {
1867 		u_int32_t		mem_offset;
1868 		unsigned long	userptr;
1869 		int32_t		fd;
1870 	} m;
1871 	u_int32_t			data_offset;
1872 	u_int32_t			reserved[11];
1873 };
1874 
1875 /**
1876  * struct v4l2_buffer - video buffer info
1877  * @index:	id number of the buffer
1878  * @type:	enum v4l2_buf_type; buffer type (type == *_MPLANE for
1879  *		multiplanar buffers);
1880  * @bytesused:	number of bytes occupied by data in the buffer (payload);
1881  *		unused (set to 0) for multiplanar buffers
1882  * @flags:	buffer informational flags
1883  * @field:	enum v4l2_field; field order of the image in the buffer
1884  * @timestamp:	frame timestamp
1885  * @timecode:	frame timecode
1886  * @sequence:	sequence count of this frame
1887  * @memory:	enum v4l2_memory; the method, in which the actual video data is
1888  *		passed
1889  * @offset:	for non-multiplanar buffers with memory == V4L2_MEMORY_MMAP;
1890  *		offset from the start of the device memory for this plane,
1891  *		(or a "cookie" that should be passed to mmap() as offset)
1892  * @userptr:	for non-multiplanar buffers with memory == V4L2_MEMORY_USERPTR;
1893  *		a userspace pointer pointing to this buffer
1894  * @fd:		for non-multiplanar buffers with memory == V4L2_MEMORY_DMABUF;
1895  *		a userspace file descriptor associated with this buffer
1896  * @planes:	for multiplanar buffers; userspace pointer to the array of plane
1897  *		info structs for this buffer
1898  * @length:	size in bytes of the buffer (NOT its payload) for single-plane
1899  *		buffers (when type != *_MPLANE); number of elements in the
1900  *		planes array for multi-plane buffers
1901  *
1902  * Contains data exchanged by application and driver using one of the Streaming
1903  * I/O methods.
1904  */
1905 struct v4l2_buffer {
1906 	u_int32_t			index;
1907 	u_int32_t			type;
1908 	u_int32_t			bytesused;
1909 	u_int32_t			flags;
1910 	u_int32_t			field;
1911 	struct timeval		timestamp;
1912 	struct v4l2_timecode	timecode;
1913 	u_int32_t			sequence;
1914 
1915 	/* memory location */
1916 	u_int32_t			memory;
1917 	union {
1918 		u_int32_t           offset;
1919 		unsigned long   userptr;
1920 		struct v4l2_plane *planes;
1921 		int32_t		fd;
1922 	} m;
1923 	u_int32_t			length;
1924 	u_int32_t			reserved2;
1925 	u_int32_t			reserved;
1926 };
1927 
1928 #ifdef _KERNEL
1929 struct v4l2_buffer50 {
1930 	uint32_t	index;
1931 	enum v4l2_buf_type type;
1932 	uint32_t	bytesused;
1933 	uint32_t	flags;
1934 	enum v4l2_field	field;
1935 	struct timeval50 timestamp;
1936 	struct v4l2_timecode timecode;
1937 	uint32_t	sequence;
1938 	enum v4l2_memory memory;
1939 	union {
1940 		uint32_t	offset;
1941 		unsigned long	userptr;
1942 	} m;
1943 	uint32_t	length;
1944 	uint32_t	reserved2;
1945 	uint32_t	reserved;
1946 };
1947 
1948 #endif
1949 
1950 /*  Flags for 'flags' field */
1951 /* Buffer is mapped (flag) */
1952 #define V4L2_BUF_FLAG_MAPPED			0x00000001
1953 /* Buffer is queued for processing */
1954 #define V4L2_BUF_FLAG_QUEUED			0x00000002
1955 /* Buffer is ready */
1956 #define V4L2_BUF_FLAG_DONE			0x00000004
1957 /* Image is a keyframe (I-frame) */
1958 #define V4L2_BUF_FLAG_KEYFRAME			0x00000008
1959 /* Image is a P-frame */
1960 #define V4L2_BUF_FLAG_PFRAME			0x00000010
1961 /* Image is a B-frame */
1962 #define V4L2_BUF_FLAG_BFRAME			0x00000020
1963 /* Buffer is ready, but the data contained within is corrupted. */
1964 #define V4L2_BUF_FLAG_ERROR			0x00000040
1965 /* timecode field is valid */
1966 #define V4L2_BUF_FLAG_TIMECODE			0x00000100
1967 /* Buffer is prepared for queuing */
1968 #define V4L2_BUF_FLAG_PREPARED			0x00000400
1969 /* Cache handling flags */
1970 #define V4L2_BUF_FLAG_NO_CACHE_INVALIDATE	0x00000800
1971 #define V4L2_BUF_FLAG_NO_CACHE_CLEAN		0x00001000
1972 /* Timestamp type */
1973 #define V4L2_BUF_FLAG_TIMESTAMP_MASK		0x0000e000
1974 #define V4L2_BUF_FLAG_TIMESTAMP_UNKNOWN		0x00000000
1975 #define V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC	0x00002000
1976 #define V4L2_BUF_FLAG_TIMESTAMP_COPY		0x00004000
1977 /* Timestamp sources. */
1978 #define V4L2_BUF_FLAG_TSTAMP_SRC_MASK		0x00070000
1979 #define V4L2_BUF_FLAG_TSTAMP_SRC_EOF		0x00000000
1980 #define V4L2_BUF_FLAG_TSTAMP_SRC_SOE		0x00010000
1981 /* mem2mem encoder/decoder */
1982 #define V4L2_BUF_FLAG_LAST			0x00100000
1983 
1984 /**
1985  * struct v4l2_exportbuffer - export of video buffer as DMABUF file descriptor
1986  *
1987  * @index:	id number of the buffer
1988  * @type:	enum v4l2_buf_type; buffer type (type == *_MPLANE for
1989  *		multiplanar buffers);
1990  * @plane:	index of the plane to be exported, 0 for single plane queues
1991  * @flags:	flags for newly created file, currently only O_CLOEXEC is
1992  *		supported, refer to manual of open syscall for more details
1993  * @fd:		file descriptor associated with DMABUF (set by driver)
1994  *
1995  * Contains data used for exporting a video buffer as DMABUF file descriptor.
1996  * The buffer is identified by a 'cookie' returned by VIDIOC_QUERYBUF
1997  * (identical to the cookie used to mmap() the buffer to userspace). All
1998  * reserved fields must be set to zero. The field reserved0 is expected to
1999  * become a structure 'type' allowing an alternative layout of the structure
2000  * content. Therefore this field should not be used for any other extensions.
2001  */
2002 struct v4l2_exportbuffer {
2003 	u_int32_t		type; /* enum v4l2_buf_type */
2004 	u_int32_t		index;
2005 	u_int32_t		plane;
2006 	u_int32_t		flags;
2007 	int32_t		fd;
2008 	u_int32_t		reserved[11];
2009 };
2010 
2011 /*
2012  *	O V E R L A Y   P R E V I E W
2013  */
2014 struct v4l2_framebuffer {
2015 	u_int32_t			capability;
2016 	u_int32_t			flags;
2017 /* FIXME: in theory we should pass something like PCI device + memory
2018  * region + offset instead of some physical address */
2019 	void                    *base;
2020 	struct {
2021 		u_int32_t		width;
2022 		u_int32_t		height;
2023 		u_int32_t		pixelformat;
2024 		u_int32_t		field;		/* enum v4l2_field */
2025 		u_int32_t		bytesperline;	/* for padding, zero if unused */
2026 		u_int32_t		sizeimage;
2027 		u_int32_t		colorspace;	/* enum v4l2_colorspace */
2028 		u_int32_t		priv;		/* reserved field, set to 0 */
2029 	} fmt;
2030 };
2031 /*  Flags for the 'capability' field. Read only */
2032 #define V4L2_FBUF_CAP_EXTERNOVERLAY	0x0001
2033 #define V4L2_FBUF_CAP_CHROMAKEY		0x0002
2034 #define V4L2_FBUF_CAP_LIST_CLIPPING     0x0004
2035 #define V4L2_FBUF_CAP_BITMAP_CLIPPING	0x0008
2036 #define V4L2_FBUF_CAP_LOCAL_ALPHA	0x0010
2037 #define V4L2_FBUF_CAP_GLOBAL_ALPHA	0x0020
2038 #define V4L2_FBUF_CAP_LOCAL_INV_ALPHA	0x0040
2039 #define V4L2_FBUF_CAP_SRC_CHROMAKEY	0x0080
2040 /*  Flags for the 'flags' field. */
2041 #define V4L2_FBUF_FLAG_PRIMARY		0x0001
2042 #define V4L2_FBUF_FLAG_OVERLAY		0x0002
2043 #define V4L2_FBUF_FLAG_CHROMAKEY	0x0004
2044 #define V4L2_FBUF_FLAG_LOCAL_ALPHA	0x0008
2045 #define V4L2_FBUF_FLAG_GLOBAL_ALPHA	0x0010
2046 #define V4L2_FBUF_FLAG_LOCAL_INV_ALPHA	0x0020
2047 #define V4L2_FBUF_FLAG_SRC_CHROMAKEY	0x0040
2048 
2049 struct v4l2_clip {
2050 	struct v4l2_rect        c;
2051 	struct v4l2_clip	__user *next;
2052 };
2053 
2054 struct v4l2_window {
2055 	struct v4l2_rect        w;
2056 	u_int32_t			field;	 /* enum v4l2_field */
2057 	u_int32_t			chromakey;
2058 	struct v4l2_clip	__user *clips;
2059 	u_int32_t			clipcount;
2060 	void			__user *bitmap;
2061 	u_int8_t                    global_alpha;
2062 };
2063 
2064 /*
2065  *	C A P T U R E   P A R A M E T E R S
2066  */
2067 struct v4l2_captureparm {
2068 	u_int32_t		   capability;	  /*  Supported modes */
2069 	u_int32_t		   capturemode;	  /*  Current mode */
2070 	struct v4l2_fract  timeperframe;  /*  Time per frame in seconds */
2071 	u_int32_t		   extendedmode;  /*  Driver-specific extensions */
2072 	u_int32_t              readbuffers;   /*  # of buffers for read */
2073 	u_int32_t		   reserved[4];
2074 };
2075 
2076 /*  Flags for 'capability' and 'capturemode' fields */
2077 #define V4L2_MODE_HIGHQUALITY	0x0001	/*  High quality imaging mode */
2078 #define V4L2_CAP_TIMEPERFRAME	0x1000	/*  timeperframe field is supported */
2079 
2080 struct v4l2_outputparm {
2081 	u_int32_t		   capability;	 /*  Supported modes */
2082 	u_int32_t		   outputmode;	 /*  Current mode */
2083 	struct v4l2_fract  timeperframe; /*  Time per frame in seconds */
2084 	u_int32_t		   extendedmode; /*  Driver-specific extensions */
2085 	u_int32_t              writebuffers; /*  # of buffers for write */
2086 	u_int32_t		   reserved[4];
2087 };
2088 
2089 /*
2090  *	I N P U T   I M A G E   C R O P P I N G
2091  */
2092 struct v4l2_cropcap {
2093 	u_int32_t			type;	/* enum v4l2_buf_type */
2094 	struct v4l2_rect        bounds;
2095 	struct v4l2_rect        defrect;
2096 	struct v4l2_fract       pixelaspect;
2097 };
2098 
2099 struct v4l2_crop {
2100 	u_int32_t			type;	/* enum v4l2_buf_type */
2101 	struct v4l2_rect        c;
2102 };
2103 
2104 /**
2105  * struct v4l2_selection - selection info
2106  * @type:	buffer type (do not use *_MPLANE types)
2107  * @target:	Selection target, used to choose one of possible rectangles;
2108  *		defined in v4l2-common.h; V4L2_SEL_TGT_* .
2109  * @flags:	constraints flags, defined in v4l2-common.h; V4L2_SEL_FLAG_*.
2110  * @r:		coordinates of selection window
2111  * @reserved:	for future use, rounds structure size to 64 bytes, set to zero
2112  *
2113  * Hardware may use multiple helper windows to process a video stream.
2114  * The structure is used to exchange this selection areas between
2115  * an application and a driver.
2116  */
2117 struct v4l2_selection {
2118 	u_int32_t			type;
2119 	u_int32_t			target;
2120 	u_int32_t                   flags;
2121 	struct v4l2_rect        r;
2122 	u_int32_t                   reserved[9];
2123 };
2124 
2125 
2126 /*
2127  *      A N A L O G   V I D E O   S T A N D A R D
2128  */
2129 
2130 typedef u_int64_t v4l2_std_id;
2131 
2132 /* one bit for each */
2133 #define V4L2_STD_PAL_B          ((v4l2_std_id)0x00000001)
2134 #define V4L2_STD_PAL_B1         ((v4l2_std_id)0x00000002)
2135 #define V4L2_STD_PAL_G          ((v4l2_std_id)0x00000004)
2136 #define V4L2_STD_PAL_H          ((v4l2_std_id)0x00000008)
2137 #define V4L2_STD_PAL_I          ((v4l2_std_id)0x00000010)
2138 #define V4L2_STD_PAL_D          ((v4l2_std_id)0x00000020)
2139 #define V4L2_STD_PAL_D1         ((v4l2_std_id)0x00000040)
2140 #define V4L2_STD_PAL_K          ((v4l2_std_id)0x00000080)
2141 
2142 #define V4L2_STD_PAL_M          ((v4l2_std_id)0x00000100)
2143 #define V4L2_STD_PAL_N          ((v4l2_std_id)0x00000200)
2144 #define V4L2_STD_PAL_Nc         ((v4l2_std_id)0x00000400)
2145 #define V4L2_STD_PAL_60         ((v4l2_std_id)0x00000800)
2146 
2147 #define V4L2_STD_NTSC_M         ((v4l2_std_id)0x00001000)	/* BTSC */
2148 #define V4L2_STD_NTSC_M_JP      ((v4l2_std_id)0x00002000)	/* EIA-J */
2149 #define V4L2_STD_NTSC_443       ((v4l2_std_id)0x00004000)
2150 #define V4L2_STD_NTSC_M_KR      ((v4l2_std_id)0x00008000)	/* FM A2 */
2151 
2152 #define V4L2_STD_SECAM_B        ((v4l2_std_id)0x00010000)
2153 #define V4L2_STD_SECAM_D        ((v4l2_std_id)0x00020000)
2154 #define V4L2_STD_SECAM_G        ((v4l2_std_id)0x00040000)
2155 #define V4L2_STD_SECAM_H        ((v4l2_std_id)0x00080000)
2156 #define V4L2_STD_SECAM_K        ((v4l2_std_id)0x00100000)
2157 #define V4L2_STD_SECAM_K1       ((v4l2_std_id)0x00200000)
2158 #define V4L2_STD_SECAM_L        ((v4l2_std_id)0x00400000)
2159 #define V4L2_STD_SECAM_LC       ((v4l2_std_id)0x00800000)
2160 
2161 /* ATSC/HDTV */
2162 #define V4L2_STD_ATSC_8_VSB     ((v4l2_std_id)0x01000000)
2163 #define V4L2_STD_ATSC_16_VSB    ((v4l2_std_id)0x02000000)
2164 
2165 /* FIXME:
2166    Although std_id is 64 bits, there is an issue on PPC32 architecture that
2167    makes switch(u_int64_t) to break. So, there's a hack on v4l2-common.c rounding
2168    this value to 32 bits.
2169    As, currently, the max value is for V4L2_STD_ATSC_16_VSB (30 bits wide),
2170    it should work fine. However, if needed to add more than two standards,
2171    v4l2-common.c should be fixed.
2172  */
2173 
2174 /*
2175  * Some macros to merge video standards in order to make live easier for the
2176  * drivers and V4L2 applications
2177  */
2178 
2179 /*
2180  * "Common" NTSC/M - It should be noticed that V4L2_STD_NTSC_443 is
2181  * Missing here.
2182  */
2183 #define V4L2_STD_NTSC           (V4L2_STD_NTSC_M	|\
2184 				 V4L2_STD_NTSC_M_JP     |\
2185 				 V4L2_STD_NTSC_M_KR)
2186 /* Secam macros */
2187 #define V4L2_STD_SECAM_DK      	(V4L2_STD_SECAM_D	|\
2188 				 V4L2_STD_SECAM_K	|\
2189 				 V4L2_STD_SECAM_K1)
2190 /* All Secam Standards */
2191 #define V4L2_STD_SECAM		(V4L2_STD_SECAM_B	|\
2192 				 V4L2_STD_SECAM_G	|\
2193 				 V4L2_STD_SECAM_H	|\
2194 				 V4L2_STD_SECAM_DK	|\
2195 				 V4L2_STD_SECAM_L       |\
2196 				 V4L2_STD_SECAM_LC)
2197 /* PAL macros */
2198 #define V4L2_STD_PAL_BG		(V4L2_STD_PAL_B		|\
2199 				 V4L2_STD_PAL_B1	|\
2200 				 V4L2_STD_PAL_G)
2201 #define V4L2_STD_PAL_DK		(V4L2_STD_PAL_D		|\
2202 				 V4L2_STD_PAL_D1	|\
2203 				 V4L2_STD_PAL_K)
2204 /*
2205  * "Common" PAL - This macro is there to be compatible with the old
2206  * V4L1 concept of "PAL": /BGDKHI.
2207  * Several PAL standards are missing here: /M, /N and /Nc
2208  */
2209 #define V4L2_STD_PAL		(V4L2_STD_PAL_BG	|\
2210 				 V4L2_STD_PAL_DK	|\
2211 				 V4L2_STD_PAL_H		|\
2212 				 V4L2_STD_PAL_I)
2213 /* Chroma "agnostic" standards */
2214 #define V4L2_STD_B		(V4L2_STD_PAL_B		|\
2215 				 V4L2_STD_PAL_B1	|\
2216 				 V4L2_STD_SECAM_B)
2217 #define V4L2_STD_G		(V4L2_STD_PAL_G		|\
2218 				 V4L2_STD_SECAM_G)
2219 #define V4L2_STD_H		(V4L2_STD_PAL_H		|\
2220 				 V4L2_STD_SECAM_H)
2221 #define V4L2_STD_L		(V4L2_STD_SECAM_L	|\
2222 				 V4L2_STD_SECAM_LC)
2223 #define V4L2_STD_GH		(V4L2_STD_G		|\
2224 				 V4L2_STD_H)
2225 #define V4L2_STD_DK		(V4L2_STD_PAL_DK	|\
2226 				 V4L2_STD_SECAM_DK)
2227 #define V4L2_STD_BG		(V4L2_STD_B		|\
2228 				 V4L2_STD_G)
2229 #define V4L2_STD_MN		(V4L2_STD_PAL_M		|\
2230 				 V4L2_STD_PAL_N		|\
2231 				 V4L2_STD_PAL_Nc	|\
2232 				 V4L2_STD_NTSC)
2233 
2234 /* Standards where MTS/BTSC stereo could be found */
2235 #define V4L2_STD_MTS		(V4L2_STD_NTSC_M	|\
2236 				 V4L2_STD_PAL_M		|\
2237 				 V4L2_STD_PAL_N		|\
2238 				 V4L2_STD_PAL_Nc)
2239 
2240 /* Standards for Countries with 60Hz Line frequency */
2241 #define V4L2_STD_525_60		(V4L2_STD_PAL_M		|\
2242 				 V4L2_STD_PAL_60	|\
2243 				 V4L2_STD_NTSC		|\
2244 				 V4L2_STD_NTSC_443)
2245 /* Standards for Countries with 50Hz Line frequency */
2246 #define V4L2_STD_625_50		(V4L2_STD_PAL		|\
2247 				 V4L2_STD_PAL_N		|\
2248 				 V4L2_STD_PAL_Nc	|\
2249 				 V4L2_STD_SECAM)
2250 
2251 #define V4L2_STD_ATSC           (V4L2_STD_ATSC_8_VSB    |\
2252 				 V4L2_STD_ATSC_16_VSB)
2253 /* Macros with none and all analog standards */
2254 #define V4L2_STD_UNKNOWN        0
2255 #define V4L2_STD_ALL            (V4L2_STD_525_60	|\
2256 				 V4L2_STD_625_50)
2257 
2258 struct v4l2_standard {
2259 	u_int32_t		     index;
2260 	v4l2_std_id          id;
2261 	u_int8_t		     name[24];
2262 	struct v4l2_fract    frameperiod; /* Frames, not fields */
2263 	u_int32_t		     framelines;
2264 	u_int32_t		     reserved[4];
2265 };
2266 
2267 /*
2268  *	D V 	B T	T I M I N G S
2269  */
2270 
2271 /** struct v4l2_bt_timings - BT.656/BT.1120 timing data
2272  * @width:	total width of the active video in pixels
2273  * @height:	total height of the active video in lines
2274  * @interlaced:	Interlaced or progressive
2275  * @polarities:	Positive or negative polarities
2276  * @pixelclock:	Pixel clock in HZ. Ex. 74.25MHz->74250000
2277  * @hfrontporch:Horizontal front porch in pixels
2278  * @hsync:	Horizontal Sync length in pixels
2279  * @hbackporch:	Horizontal back porch in pixels
2280  * @vfrontporch:Vertical front porch in lines
2281  * @vsync:	Vertical Sync length in lines
2282  * @vbackporch:	Vertical back porch in lines
2283  * @il_vfrontporch:Vertical front porch for the even field
2284  *		(aka field 2) of interlaced field formats
2285  * @il_vsync:	Vertical Sync length for the even field
2286  *		(aka field 2) of interlaced field formats
2287  * @il_vbackporch:Vertical back porch for the even field
2288  *		(aka field 2) of interlaced field formats
2289  * @standards:	Standards the timing belongs to
2290  * @flags:	Flags
2291  * @picture_aspect: The picture aspect ratio (hor/vert).
2292  * @cea861_vic:	VIC code as per the CEA-861 standard.
2293  * @hdmi_vic:	VIC code as per the HDMI standard.
2294  * @reserved:	Reserved fields, must be zeroed.
2295  *
2296  * A note regarding vertical interlaced timings: height refers to the total
2297  * height of the active video frame (= two fields). The blanking timings refer
2298  * to the blanking of each field. So the height of the total frame is
2299  * calculated as follows:
2300  *
2301  * tot_height = height + vfrontporch + vsync + vbackporch +
2302  *                       il_vfrontporch + il_vsync + il_vbackporch
2303  *
2304  * The active height of each field is height / 2.
2305  */
2306 struct v4l2_bt_timings {
2307 	u_int32_t	width;
2308 	u_int32_t	height;
2309 	u_int32_t	interlaced;
2310 	u_int32_t	polarities;
2311 	u_int64_t	pixelclock;
2312 	u_int32_t	hfrontporch;
2313 	u_int32_t	hsync;
2314 	u_int32_t	hbackporch;
2315 	u_int32_t	vfrontporch;
2316 	u_int32_t	vsync;
2317 	u_int32_t	vbackporch;
2318 	u_int32_t	il_vfrontporch;
2319 	u_int32_t	il_vsync;
2320 	u_int32_t	il_vbackporch;
2321 	u_int32_t	standards;
2322 	u_int32_t	flags;
2323 	struct v4l2_fract picture_aspect;
2324 	u_int8_t	cea861_vic;
2325 	u_int8_t	hdmi_vic;
2326 	u_int8_t	reserved[46];
2327 } __packed;
2328 
2329 /* Interlaced or progressive format */
2330 #define	V4L2_DV_PROGRESSIVE	0
2331 #define	V4L2_DV_INTERLACED	1
2332 
2333 /* Polarities. If bit is not set, it is assumed to be negative polarity */
2334 #define V4L2_DV_VSYNC_POS_POL	0x00000001
2335 #define V4L2_DV_HSYNC_POS_POL	0x00000002
2336 
2337 /* Timings standards */
2338 #define V4L2_DV_BT_STD_CEA861	(1 << 0)  /* CEA-861 Digital TV Profile */
2339 #define V4L2_DV_BT_STD_DMT	(1 << 1)  /* VESA Discrete Monitor Timings */
2340 #define V4L2_DV_BT_STD_CVT	(1 << 2)  /* VESA Coordinated Video Timings */
2341 #define V4L2_DV_BT_STD_GTF	(1 << 3)  /* VESA Generalized Timings Formula */
2342 #define V4L2_DV_BT_STD_SDI	(1 << 4)  /* SDI Timings */
2343 
2344 /* Flags */
2345 
2346 /*
2347  * CVT/GTF specific: timing uses reduced blanking (CVT) or the 'Secondary
2348  * GTF' curve (GTF). In both cases the horizontal and/or vertical blanking
2349  * intervals are reduced, allowing a higher resolution over the same
2350  * bandwidth. This is a read-only flag.
2351  */
2352 #define V4L2_DV_FL_REDUCED_BLANKING		(1 << 0)
2353 /*
2354  * CEA-861 specific: set for CEA-861 formats with a framerate of a multiple
2355  * of six. These formats can be optionally played at 1 / 1.001 speed.
2356  * This is a read-only flag.
2357  */
2358 #define V4L2_DV_FL_CAN_REDUCE_FPS		(1 << 1)
2359 /*
2360  * CEA-861 specific: only valid for video transmitters, the flag is cleared
2361  * by receivers.
2362  * If the framerate of the format is a multiple of six, then the pixelclock
2363  * used to set up the transmitter is divided by 1.001 to make it compatible
2364  * with 60 Hz based standards such as NTSC and PAL-M that use a framerate of
2365  * 29.97 Hz. Otherwise this flag is cleared. If the transmitter can't generate
2366  * such frequencies, then the flag will also be cleared.
2367  */
2368 #define V4L2_DV_FL_REDUCED_FPS			(1 << 2)
2369 /*
2370  * Specific to interlaced formats: if set, then field 1 is really one half-line
2371  * longer and field 2 is really one half-line shorter, so each field has
2372  * exactly the same number of half-lines. Whether half-lines can be detected
2373  * or used depends on the hardware.
2374  */
2375 #define V4L2_DV_FL_HALF_LINE			(1 << 3)
2376 /*
2377  * If set, then this is a Consumer Electronics (CE) video format. Such formats
2378  * differ from other formats (commonly called IT formats) in that if RGB
2379  * encoding is used then by default the RGB values use limited range (i.e.
2380  * use the range 16-235) as opposed to 0-255. All formats defined in CEA-861
2381  * except for the 640x480 format are CE formats.
2382  */
2383 #define V4L2_DV_FL_IS_CE_VIDEO			(1 << 4)
2384 /* Some formats like SMPTE-125M have an interlaced signal with a odd
2385  * total height. For these formats, if this flag is set, the first
2386  * field has the extra line. If not, it is the second field.
2387  */
2388 #define V4L2_DV_FL_FIRST_FIELD_EXTRA_LINE	(1 << 5)
2389 /*
2390  * If set, then the picture_aspect field is valid. Otherwise assume that the
2391  * pixels are square, so the picture aspect ratio is the same as the width to
2392  * height ratio.
2393  */
2394 #define V4L2_DV_FL_HAS_PICTURE_ASPECT		(1 << 6)
2395 /*
2396  * If set, then the cea861_vic field is valid and contains the Video
2397  * Identification Code as per the CEA-861 standard.
2398  */
2399 #define V4L2_DV_FL_HAS_CEA861_VIC		(1 << 7)
2400 /*
2401  * If set, then the hdmi_vic field is valid and contains the Video
2402  * Identification Code as per the HDMI standard (HDMI Vendor Specific
2403  * InfoFrame).
2404  */
2405 #define V4L2_DV_FL_HAS_HDMI_VIC			(1 << 8)
2406 
2407 /* A few useful defines to calculate the total blanking and frame sizes */
2408 #define V4L2_DV_BT_BLANKING_WIDTH(bt) \
2409 	((bt)->hfrontporch + (bt)->hsync + (bt)->hbackporch)
2410 #define V4L2_DV_BT_FRAME_WIDTH(bt) \
2411 	((bt)->width + V4L2_DV_BT_BLANKING_WIDTH(bt))
2412 #define V4L2_DV_BT_BLANKING_HEIGHT(bt) \
2413 	((bt)->vfrontporch + (bt)->vsync + (bt)->vbackporch + \
2414 	 (bt)->il_vfrontporch + (bt)->il_vsync + (bt)->il_vbackporch)
2415 #define V4L2_DV_BT_FRAME_HEIGHT(bt) \
2416 	((bt)->height + V4L2_DV_BT_BLANKING_HEIGHT(bt))
2417 
2418 /** struct v4l2_dv_timings - DV timings
2419  * @type:	the type of the timings
2420  * @bt:	BT656/1120 timings
2421  */
2422 struct v4l2_dv_timings {
2423 	u_int32_t type;
2424 	union {
2425 		struct v4l2_bt_timings	bt;
2426 		u_int32_t	reserved[32];
2427 	};
2428 } __packed;
2429 
2430 /* Values for the type field */
2431 #define V4L2_DV_BT_656_1120	0	/* BT.656/1120 timing type */
2432 
2433 
2434 /** struct v4l2_enum_dv_timings - DV timings enumeration
2435  * @index:	enumeration index
2436  * @pad:	the pad number for which to enumerate timings (used with
2437  *		v4l-subdev nodes only)
2438  * @reserved:	must be zeroed
2439  * @timings:	the timings for the given index
2440  */
2441 struct v4l2_enum_dv_timings {
2442 	u_int32_t index;
2443 	u_int32_t pad;
2444 	u_int32_t reserved[2];
2445 	struct v4l2_dv_timings timings;
2446 };
2447 
2448 /** struct v4l2_bt_timings_cap - BT.656/BT.1120 timing capabilities
2449  * @min_width:		width in pixels
2450  * @max_width:		width in pixels
2451  * @min_height:		height in lines
2452  * @max_height:		height in lines
2453  * @min_pixelclock:	Pixel clock in HZ. Ex. 74.25MHz->74250000
2454  * @max_pixelclock:	Pixel clock in HZ. Ex. 74.25MHz->74250000
2455  * @standards:		Supported standards
2456  * @capabilities:	Supported capabilities
2457  * @reserved:		Must be zeroed
2458  */
2459 struct v4l2_bt_timings_cap {
2460 	u_int32_t	min_width;
2461 	u_int32_t	max_width;
2462 	u_int32_t	min_height;
2463 	u_int32_t	max_height;
2464 	u_int64_t	min_pixelclock;
2465 	u_int64_t	max_pixelclock;
2466 	u_int32_t	standards;
2467 	u_int32_t	capabilities;
2468 	u_int32_t	reserved[16];
2469 } __packed;
2470 
2471 /* Supports interlaced formats */
2472 #define V4L2_DV_BT_CAP_INTERLACED	(1 << 0)
2473 /* Supports progressive formats */
2474 #define V4L2_DV_BT_CAP_PROGRESSIVE	(1 << 1)
2475 /* Supports CVT/GTF reduced blanking */
2476 #define V4L2_DV_BT_CAP_REDUCED_BLANKING	(1 << 2)
2477 /* Supports custom formats */
2478 #define V4L2_DV_BT_CAP_CUSTOM		(1 << 3)
2479 
2480 /** struct v4l2_dv_timings_cap - DV timings capabilities
2481  * @type:	the type of the timings (same as in struct v4l2_dv_timings)
2482  * @pad:	the pad number for which to query capabilities (used with
2483  *		v4l-subdev nodes only)
2484  * @bt:		the BT656/1120 timings capabilities
2485  */
2486 struct v4l2_dv_timings_cap {
2487 	u_int32_t type;
2488 	u_int32_t pad;
2489 	u_int32_t reserved[2];
2490 	union {
2491 		struct v4l2_bt_timings_cap bt;
2492 		u_int32_t raw_data[32];
2493 	};
2494 };
2495 
2496 
2497 /*
2498  *	V I D E O   I N P U T S
2499  */
2500 struct v4l2_input {
2501 	u_int32_t	     index;		/*  Which input */
2502 	u_int8_t	     name[32];		/*  Label */
2503 	u_int32_t	     type;		/*  Type of input */
2504 	u_int32_t	     audioset;		/*  Associated audios (bitfield) */
2505 	u_int32_t        tuner;             /*  enum v4l2_tuner_type */
2506 	v4l2_std_id  std;
2507 	u_int32_t	     status;
2508 	u_int32_t	     capabilities;
2509 	u_int32_t	     reserved[3];
2510 };
2511 
2512 /*  Values for the 'type' field */
2513 #define V4L2_INPUT_TYPE_TUNER		1
2514 #define V4L2_INPUT_TYPE_CAMERA		2
2515 #define V4L2_INPUT_TYPE_TOUCH		3
2516 
2517 /* field 'status' - general */
2518 #define V4L2_IN_ST_NO_POWER    0x00000001  /* Attached device is off */
2519 #define V4L2_IN_ST_NO_SIGNAL   0x00000002
2520 #define V4L2_IN_ST_NO_COLOR    0x00000004
2521 
2522 /* field 'status' - sensor orientation */
2523 /* If sensor is mounted upside down set both bits */
2524 #define V4L2_IN_ST_HFLIP       0x00000010 /* Frames are flipped horizontally */
2525 #define V4L2_IN_ST_VFLIP       0x00000020 /* Frames are flipped vertically */
2526 
2527 /* field 'status' - analog */
2528 #define V4L2_IN_ST_NO_H_LOCK   0x00000100  /* No horizontal sync lock */
2529 #define V4L2_IN_ST_COLOR_KILL  0x00000200  /* Color killer is active */
2530 #define V4L2_IN_ST_NO_V_LOCK   0x00000400  /* No vertical sync lock */
2531 #define V4L2_IN_ST_NO_STD_LOCK 0x00000800  /* No standard format lock */
2532 
2533 /* field 'status' - digital */
2534 #define V4L2_IN_ST_NO_SYNC     0x00010000  /* No synchronization lock */
2535 #define V4L2_IN_ST_NO_EQU      0x00020000  /* No equalizer lock */
2536 #define V4L2_IN_ST_NO_CARRIER  0x00040000  /* Carrier recovery failed */
2537 
2538 /* field 'status' - VCR and set-top box */
2539 #define V4L2_IN_ST_MACROVISION 0x01000000  /* Macrovision detected */
2540 #define V4L2_IN_ST_NO_ACCESS   0x02000000  /* Conditional access denied */
2541 #define V4L2_IN_ST_VTR         0x04000000  /* VTR time constant */
2542 
2543 /* capabilities flags */
2544 #define V4L2_IN_CAP_DV_TIMINGS		0x00000002 /* Supports S_DV_TIMINGS */
2545 #define V4L2_IN_CAP_CUSTOM_TIMINGS	V4L2_IN_CAP_DV_TIMINGS /* For compatibility */
2546 #define V4L2_IN_CAP_STD			0x00000004 /* Supports S_STD */
2547 #define V4L2_IN_CAP_NATIVE_SIZE		0x00000008 /* Supports setting native size */
2548 
2549 /*
2550  *	V I D E O   O U T P U T S
2551  */
2552 struct v4l2_output {
2553 	u_int32_t	     index;		/*  Which output */
2554 	u_int8_t	     name[32];		/*  Label */
2555 	u_int32_t	     type;		/*  Type of output */
2556 	u_int32_t	     audioset;		/*  Associated audios (bitfield) */
2557 	u_int32_t	     modulator;         /*  Associated modulator */
2558 	v4l2_std_id  std;
2559 	u_int32_t	     capabilities;
2560 	u_int32_t	     reserved[3];
2561 };
2562 /*  Values for the 'type' field */
2563 #define V4L2_OUTPUT_TYPE_MODULATOR		1
2564 #define V4L2_OUTPUT_TYPE_ANALOG			2
2565 #define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY	3
2566 
2567 /* capabilities flags */
2568 #define V4L2_OUT_CAP_DV_TIMINGS		0x00000002 /* Supports S_DV_TIMINGS */
2569 #define V4L2_OUT_CAP_CUSTOM_TIMINGS	V4L2_OUT_CAP_DV_TIMINGS /* For compatibility */
2570 #define V4L2_OUT_CAP_STD		0x00000004 /* Supports S_STD */
2571 #define V4L2_OUT_CAP_NATIVE_SIZE	0x00000008 /* Supports setting native size */
2572 
2573 /*
2574  *	C O N T R O L S
2575  */
2576 struct v4l2_control {
2577 	u_int32_t		     id;
2578 	int32_t		     value;
2579 };
2580 
2581 struct v4l2_ext_control {
2582 	u_int32_t id;
2583 	u_int32_t size;
2584 	u_int32_t reserved2[1];
2585 	union {
2586 		int32_t value;
2587 		int64_t value64;
2588 		char __user *string;
2589 		u_int8_t __user *p_u8;
2590 		u_int16_t __user *p_u16;
2591 		u_int32_t __user *p_u32;
2592 		void __user *ptr;
2593 	};
2594 } __packed;
2595 
2596 struct v4l2_ext_controls {
2597 	union {
2598 #ifndef _KERNEL
2599 		u_int32_t ctrl_class;
2600 #endif
2601 		u_int32_t which;
2602 	};
2603 	u_int32_t count;
2604 	u_int32_t error_idx;
2605 	u_int32_t reserved[2];
2606 	struct v4l2_ext_control *controls;
2607 };
2608 
2609 #define V4L2_CTRL_ID_MASK      	  (0x0fffffff)
2610 #define V4L2_CTRL_ID2CID(id)	(id & 0xffff)
2611 #ifndef _KERNEL
2612 #define V4L2_CTRL_ID2CLASS(id)    ((id) & 0x0fff0000UL)
2613 #endif
2614 #define V4L2_CTRL_ID2WHICH(id)    ((id) & 0x0fff0000UL)
2615 #define V4L2_CTRL_DRIVER_PRIV(id) (((id) & 0xffff) >= 0x1000)
2616 #define V4L2_CTRL_MAX_DIMS	  (4)
2617 #define V4L2_CTRL_WHICH_CUR_VAL   0
2618 #define V4L2_CTRL_WHICH_DEF_VAL   0x0f000000
2619 
2620 enum v4l2_ctrl_type {
2621 	V4L2_CTRL_TYPE_INTEGER	     = 1,
2622 	V4L2_CTRL_TYPE_BOOLEAN	     = 2,
2623 	V4L2_CTRL_TYPE_MENU	     = 3,
2624 	V4L2_CTRL_TYPE_BUTTON	     = 4,
2625 	V4L2_CTRL_TYPE_INTEGER64     = 5,
2626 	V4L2_CTRL_TYPE_CTRL_CLASS    = 6,
2627 	V4L2_CTRL_TYPE_STRING        = 7,
2628 	V4L2_CTRL_TYPE_BITMASK       = 8,
2629 	V4L2_CTRL_TYPE_INTEGER_MENU  = 9,
2630 
2631 	/* Compound types are >= 0x0100 */
2632 	V4L2_CTRL_COMPOUND_TYPES     = 0x0100,
2633 	V4L2_CTRL_TYPE_U8	     = 0x0100,
2634 	V4L2_CTRL_TYPE_U16	     = 0x0101,
2635 	V4L2_CTRL_TYPE_U32	     = 0x0102,
2636 };
2637 
2638 /*  Used in the VIDIOC_QUERYCTRL ioctl for querying controls */
2639 struct v4l2_queryctrl {
2640 	u_int32_t		     id;
2641 	u_int32_t		     type;	/* enum v4l2_ctrl_type */
2642 	u_int8_t		     name[32];	/* Whatever */
2643 	int32_t		     minimum;	/* Note signedness */
2644 	int32_t		     maximum;
2645 	int32_t		     step;
2646 	int32_t		     default_value;
2647 	u_int32_t                flags;
2648 	u_int32_t		     reserved[2];
2649 };
2650 
2651 /*  Used in the VIDIOC_QUERY_EXT_CTRL ioctl for querying extended controls */
2652 struct v4l2_query_ext_ctrl {
2653 	u_int32_t		     id;
2654 	u_int32_t		     type;
2655 	char		     name[32];
2656 	int64_t		     minimum;
2657 	int64_t		     maximum;
2658 	u_int64_t		     step;
2659 	int64_t		     default_value;
2660 	u_int32_t                flags;
2661 	u_int32_t                elem_size;
2662 	u_int32_t                elems;
2663 	u_int32_t                nr_of_dims;
2664 	u_int32_t                dims[V4L2_CTRL_MAX_DIMS];
2665 	u_int32_t		     reserved[32];
2666 };
2667 
2668 /*  Used in the VIDIOC_QUERYMENU ioctl for querying menu items */
2669 struct v4l2_querymenu {
2670 	u_int32_t		id;
2671 	u_int32_t		index;
2672 	union {
2673 		u_int8_t	name[32];	/* Whatever */
2674 		int64_t	value;
2675 	};
2676 	u_int32_t		reserved;
2677 } __packed;
2678 
2679 /*  Control flags  */
2680 #define V4L2_CTRL_FLAG_DISABLED		0x0001
2681 #define V4L2_CTRL_FLAG_GRABBED		0x0002
2682 #define V4L2_CTRL_FLAG_READ_ONLY 	0x0004
2683 #define V4L2_CTRL_FLAG_UPDATE 		0x0008
2684 #define V4L2_CTRL_FLAG_INACTIVE 	0x0010
2685 #define V4L2_CTRL_FLAG_SLIDER 		0x0020
2686 #define V4L2_CTRL_FLAG_WRITE_ONLY 	0x0040
2687 #define V4L2_CTRL_FLAG_VOLATILE		0x0080
2688 #define V4L2_CTRL_FLAG_HAS_PAYLOAD	0x0100
2689 #define V4L2_CTRL_FLAG_EXECUTE_ON_WRITE	0x0200
2690 
2691 /*  Query flags, to be ORed with the control ID */
2692 #define V4L2_CTRL_FLAG_NEXT_CTRL	0x80000000
2693 #define V4L2_CTRL_FLAG_NEXT_COMPOUND	0x40000000
2694 
2695 /*  User-class control IDs defined by V4L2 */
2696 #define V4L2_CID_MAX_CTRLS		1024
2697 /*  IDs reserved for driver specific controls */
2698 #define V4L2_CID_PRIVATE_BASE		0x08000000
2699 
2700 
2701 /*
2702  *	T U N I N G
2703  */
2704 struct v4l2_tuner {
2705 	u_int32_t                   index;
2706 	u_int8_t			name[32];
2707 	u_int32_t			type;	/* enum v4l2_tuner_type */
2708 	u_int32_t			capability;
2709 	u_int32_t			rangelow;
2710 	u_int32_t			rangehigh;
2711 	u_int32_t			rxsubchans;
2712 	u_int32_t			audmode;
2713 	int32_t			signal;
2714 	int32_t			afc;
2715 	u_int32_t			reserved[4];
2716 };
2717 
2718 struct v4l2_modulator {
2719 	u_int32_t			index;
2720 	u_int8_t			name[32];
2721 	u_int32_t			capability;
2722 	u_int32_t			rangelow;
2723 	u_int32_t			rangehigh;
2724 	u_int32_t			txsubchans;
2725 	u_int32_t			type;	/* enum v4l2_tuner_type */
2726 	u_int32_t			reserved[3];
2727 };
2728 
2729 /*  Flags for the 'capability' field */
2730 #define V4L2_TUNER_CAP_LOW		0x0001
2731 #define V4L2_TUNER_CAP_NORM		0x0002
2732 #define V4L2_TUNER_CAP_HWSEEK_BOUNDED	0x0004
2733 #define V4L2_TUNER_CAP_HWSEEK_WRAP	0x0008
2734 #define V4L2_TUNER_CAP_STEREO		0x0010
2735 #define V4L2_TUNER_CAP_LANG2		0x0020
2736 #define V4L2_TUNER_CAP_SAP		0x0020
2737 #define V4L2_TUNER_CAP_LANG1		0x0040
2738 #define V4L2_TUNER_CAP_RDS		0x0080
2739 #define V4L2_TUNER_CAP_RDS_BLOCK_IO	0x0100
2740 #define V4L2_TUNER_CAP_RDS_CONTROLS	0x0200
2741 #define V4L2_TUNER_CAP_FREQ_BANDS	0x0400
2742 #define V4L2_TUNER_CAP_HWSEEK_PROG_LIM	0x0800
2743 #define V4L2_TUNER_CAP_1HZ		0x1000
2744 
2745 /*  Flags for the 'rxsubchans' field */
2746 #define V4L2_TUNER_SUB_MONO		0x0001
2747 #define V4L2_TUNER_SUB_STEREO		0x0002
2748 #define V4L2_TUNER_SUB_LANG2		0x0004
2749 #define V4L2_TUNER_SUB_SAP		0x0004
2750 #define V4L2_TUNER_SUB_LANG1		0x0008
2751 #define V4L2_TUNER_SUB_RDS		0x0010
2752 
2753 /*  Values for the 'audmode' field */
2754 #define V4L2_TUNER_MODE_MONO		0x0000
2755 #define V4L2_TUNER_MODE_STEREO		0x0001
2756 #define V4L2_TUNER_MODE_LANG2		0x0002
2757 #define V4L2_TUNER_MODE_SAP		0x0002
2758 #define V4L2_TUNER_MODE_LANG1		0x0003
2759 #define V4L2_TUNER_MODE_LANG1_LANG2	0x0004
2760 
2761 struct v4l2_frequency {
2762 	u_int32_t	tuner;
2763 	u_int32_t	type;	/* enum v4l2_tuner_type */
2764 	u_int32_t	frequency;
2765 	u_int32_t	reserved[8];
2766 };
2767 
2768 #define V4L2_BAND_MODULATION_VSB	(1 << 1)
2769 #define V4L2_BAND_MODULATION_FM		(1 << 2)
2770 #define V4L2_BAND_MODULATION_AM		(1 << 3)
2771 
2772 struct v4l2_frequency_band {
2773 	u_int32_t	tuner;
2774 	u_int32_t	type;	/* enum v4l2_tuner_type */
2775 	u_int32_t	index;
2776 	u_int32_t	capability;
2777 	u_int32_t	rangelow;
2778 	u_int32_t	rangehigh;
2779 	u_int32_t	modulation;
2780 	u_int32_t	reserved[9];
2781 };
2782 
2783 struct v4l2_hw_freq_seek {
2784 	u_int32_t	tuner;
2785 	u_int32_t	type;	/* enum v4l2_tuner_type */
2786 	u_int32_t	seek_upward;
2787 	u_int32_t	wrap_around;
2788 	u_int32_t	spacing;
2789 	u_int32_t	rangelow;
2790 	u_int32_t	rangehigh;
2791 	u_int32_t	reserved[5];
2792 };
2793 
2794 /*
2795  *	R D S
2796  */
2797 
2798 struct v4l2_rds_data {
2799 	u_int8_t 	lsb;
2800 	u_int8_t 	msb;
2801 	u_int8_t 	block;
2802 } __packed;
2803 
2804 #define V4L2_RDS_BLOCK_MSK 	 0x7
2805 #define V4L2_RDS_BLOCK_A 	 0
2806 #define V4L2_RDS_BLOCK_B 	 1
2807 #define V4L2_RDS_BLOCK_C 	 2
2808 #define V4L2_RDS_BLOCK_D 	 3
2809 #define V4L2_RDS_BLOCK_C_ALT 	 4
2810 #define V4L2_RDS_BLOCK_INVALID 	 7
2811 
2812 #define V4L2_RDS_BLOCK_CORRECTED 0x40
2813 #define V4L2_RDS_BLOCK_ERROR 	 0x80
2814 
2815 /*
2816  *	A U D I O
2817  */
2818 struct v4l2_audio {
2819 	u_int32_t	index;
2820 	u_int8_t	name[32];
2821 	u_int32_t	capability;
2822 	u_int32_t	mode;
2823 	u_int32_t	reserved[2];
2824 };
2825 
2826 /*  Flags for the 'capability' field */
2827 #define V4L2_AUDCAP_STEREO		0x00001
2828 #define V4L2_AUDCAP_AVL			0x00002
2829 
2830 /*  Flags for the 'mode' field */
2831 #define V4L2_AUDMODE_AVL		0x00001
2832 
2833 struct v4l2_audioout {
2834 	u_int32_t	index;
2835 	u_int8_t	name[32];
2836 	u_int32_t	capability;
2837 	u_int32_t	mode;
2838 	u_int32_t	reserved[2];
2839 };
2840 
2841 /*
2842  *	M P E G   S E R V I C E S
2843  */
2844 #if 1
2845 #define V4L2_ENC_IDX_FRAME_I    (0)
2846 #define V4L2_ENC_IDX_FRAME_P    (1)
2847 #define V4L2_ENC_IDX_FRAME_B    (2)
2848 #define V4L2_ENC_IDX_FRAME_MASK (0xf)
2849 
2850 struct v4l2_enc_idx_entry {
2851 	u_int64_t offset;
2852 	u_int64_t pts;
2853 	u_int32_t length;
2854 	u_int32_t flags;
2855 	u_int32_t reserved[2];
2856 };
2857 
2858 #define V4L2_ENC_IDX_ENTRIES (64)
2859 struct v4l2_enc_idx {
2860 	u_int32_t entries;
2861 	u_int32_t entries_cap;
2862 	u_int32_t reserved[4];
2863 	struct v4l2_enc_idx_entry entry[V4L2_ENC_IDX_ENTRIES];
2864 };
2865 
2866 
2867 #define V4L2_ENC_CMD_START      (0)
2868 #define V4L2_ENC_CMD_STOP       (1)
2869 #define V4L2_ENC_CMD_PAUSE      (2)
2870 #define V4L2_ENC_CMD_RESUME     (3)
2871 
2872 /* Flags for V4L2_ENC_CMD_STOP */
2873 #define V4L2_ENC_CMD_STOP_AT_GOP_END    (1 << 0)
2874 
2875 struct v4l2_encoder_cmd {
2876 	u_int32_t cmd;
2877 	u_int32_t flags;
2878 	union {
2879 		struct {
2880 			u_int32_t data[8];
2881 		} raw;
2882 	};
2883 };
2884 
2885 /* Decoder commands */
2886 #define V4L2_DEC_CMD_START       (0)
2887 #define V4L2_DEC_CMD_STOP        (1)
2888 #define V4L2_DEC_CMD_PAUSE       (2)
2889 #define V4L2_DEC_CMD_RESUME      (3)
2890 
2891 /* Flags for V4L2_DEC_CMD_START */
2892 #define V4L2_DEC_CMD_START_MUTE_AUDIO	(1 << 0)
2893 
2894 /* Flags for V4L2_DEC_CMD_PAUSE */
2895 #define V4L2_DEC_CMD_PAUSE_TO_BLACK	(1 << 0)
2896 
2897 /* Flags for V4L2_DEC_CMD_STOP */
2898 #define V4L2_DEC_CMD_STOP_TO_BLACK	(1 << 0)
2899 #define V4L2_DEC_CMD_STOP_IMMEDIATELY	(1 << 1)
2900 
2901 /* Play format requirements (returned by the driver): */
2902 
2903 /* The decoder has no special format requirements */
2904 #define V4L2_DEC_START_FMT_NONE		(0)
2905 /* The decoder requires full GOPs */
2906 #define V4L2_DEC_START_FMT_GOP		(1)
2907 
2908 /* The structure must be zeroed before use by the application
2909    This ensures it can be extended safely in the future. */
2910 struct v4l2_decoder_cmd {
2911 	u_int32_t cmd;
2912 	u_int32_t flags;
2913 	union {
2914 		struct {
2915 			u_int64_t pts;
2916 		} stop;
2917 
2918 		struct {
2919 			/* 0 or 1000 specifies normal speed,
2920 			   1 specifies forward single stepping,
2921 			   -1 specifies backward single stepping,
2922 			   >1: playback at speed/1000 of the normal speed,
2923 			   <-1: reverse playback at (-speed/1000) of the normal speed. */
2924 			int32_t speed;
2925 			u_int32_t format;
2926 		} start;
2927 
2928 		struct {
2929 			u_int32_t data[16];
2930 		} raw;
2931 	};
2932 };
2933 #endif
2934 
2935 
2936 /*
2937  *	D A T A   S E R V I C E S   ( V B I )
2938  *
2939  *	Data services API by Michael Schimek
2940  */
2941 
2942 /* Raw VBI */
2943 struct v4l2_vbi_format {
2944 	u_int32_t	sampling_rate;		/* in 1 Hz */
2945 	u_int32_t	offset;
2946 	u_int32_t	samples_per_line;
2947 	u_int32_t	sample_format;		/* V4L2_PIX_FMT_* */
2948 	int32_t	start[2];
2949 	u_int32_t	count[2];
2950 	u_int32_t	flags;			/* V4L2_VBI_* */
2951 	u_int32_t	reserved[2];		/* must be zero */
2952 };
2953 
2954 /*  VBI flags  */
2955 #define V4L2_VBI_UNSYNC		(1 << 0)
2956 #define V4L2_VBI_INTERLACED	(1 << 1)
2957 
2958 /* ITU-R start lines for each field */
2959 #define V4L2_VBI_ITU_525_F1_START (1)
2960 #define V4L2_VBI_ITU_525_F2_START (264)
2961 #define V4L2_VBI_ITU_625_F1_START (1)
2962 #define V4L2_VBI_ITU_625_F2_START (314)
2963 
2964 /* Sliced VBI
2965  *
2966  *    This implements is a proposal V4L2 API to allow SLICED VBI
2967  * required for some hardware encoders. It should change without
2968  * notice in the definitive implementation.
2969  */
2970 
2971 struct v4l2_sliced_vbi_format {
2972 	u_int16_t   service_set;
2973 	/* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
2974 	   service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
2975 				 (equals frame lines 313-336 for 625 line video
2976 				  standards, 263-286 for 525 line standards) */
2977 	u_int16_t   service_lines[2][24];
2978 	u_int32_t   io_size;
2979 	u_int32_t   reserved[2];            /* must be zero */
2980 };
2981 
2982 /* Teletext World System Teletext
2983    (WST), defined on ITU-R BT.653-2 */
2984 #define V4L2_SLICED_TELETEXT_B          (0x0001)
2985 /* Video Program System, defined on ETS 300 231*/
2986 #define V4L2_SLICED_VPS                 (0x0400)
2987 /* Closed Caption, defined on EIA-608 */
2988 #define V4L2_SLICED_CAPTION_525         (0x1000)
2989 /* Wide Screen System, defined on ITU-R BT1119.1 */
2990 #define V4L2_SLICED_WSS_625             (0x4000)
2991 
2992 #define V4L2_SLICED_VBI_525             (V4L2_SLICED_CAPTION_525)
2993 #define V4L2_SLICED_VBI_625             (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625)
2994 
2995 struct v4l2_sliced_vbi_cap {
2996 	u_int16_t   service_set;
2997 	/* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
2998 	   service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
2999 				 (equals frame lines 313-336 for 625 line video
3000 				  standards, 263-286 for 525 line standards) */
3001 	u_int16_t   service_lines[2][24];
3002 	u_int32_t	type;		/* enum v4l2_buf_type */
3003 	u_int32_t   reserved[3];    /* must be 0 */
3004 };
3005 
3006 struct v4l2_sliced_vbi_data {
3007 	u_int32_t   id;
3008 	u_int32_t   field;          /* 0: first field, 1: second field */
3009 	u_int32_t   line;           /* 1-23 */
3010 	u_int32_t   reserved;       /* must be 0 */
3011 	u_int8_t    data[48];
3012 };
3013 
3014 /*
3015  * Sliced VBI data inserted into MPEG Streams
3016  */
3017 
3018 /*
3019  * V4L2_MPEG_STREAM_VBI_FMT_IVTV:
3020  *
3021  * Structure of payload contained in an MPEG 2 Private Stream 1 PES Packet in an
3022  * MPEG-2 Program Pack that contains V4L2_MPEG_STREAM_VBI_FMT_IVTV Sliced VBI
3023  * data
3024  *
3025  * Note, the MPEG-2 Program Pack and Private Stream 1 PES packet header
3026  * definitions are not included here.  See the MPEG-2 specifications for details
3027  * on these headers.
3028  */
3029 
3030 /* Line type IDs */
3031 #define V4L2_MPEG_VBI_IVTV_TELETEXT_B     (1)
3032 #define V4L2_MPEG_VBI_IVTV_CAPTION_525    (4)
3033 #define V4L2_MPEG_VBI_IVTV_WSS_625        (5)
3034 #define V4L2_MPEG_VBI_IVTV_VPS            (7)
3035 
3036 struct v4l2_mpeg_vbi_itv0_line {
3037 	u_int8_t id;	/* One of V4L2_MPEG_VBI_IVTV_* above */
3038 	u_int8_t data[42];	/* Sliced VBI data for the line */
3039 } __packed;
3040 
3041 struct v4l2_mpeg_vbi_itv0 {
3042 	u_int32_t linemask[2]; /* Bitmasks of VBI service lines present */
3043 	struct v4l2_mpeg_vbi_itv0_line line[35];
3044 } __packed;
3045 
3046 struct v4l2_mpeg_vbi_ITV0 {
3047 	struct v4l2_mpeg_vbi_itv0_line line[36];
3048 } __packed;
3049 
3050 #define V4L2_MPEG_VBI_IVTV_MAGIC0	"itv0"
3051 #define V4L2_MPEG_VBI_IVTV_MAGIC1	"ITV0"
3052 
3053 struct v4l2_mpeg_vbi_fmt_ivtv {
3054 	u_int8_t magic[4];
3055 	union {
3056 		struct v4l2_mpeg_vbi_itv0 itv0;
3057 		struct v4l2_mpeg_vbi_ITV0 ITV0;
3058 	};
3059 } __packed;
3060 
3061 /*
3062  *	A G G R E G A T E   S T R U C T U R E S
3063  */
3064 
3065 /**
3066  * struct v4l2_plane_pix_format - additional, per-plane format definition
3067  * @sizeimage:		maximum size in bytes required for data, for which
3068  *			this plane will be used
3069  * @bytesperline:	distance in bytes between the leftmost pixels in two
3070  *			adjacent lines
3071  */
3072 struct v4l2_plane_pix_format {
3073 	u_int32_t		sizeimage;
3074 	u_int32_t		bytesperline;
3075 	u_int16_t		reserved[6];
3076 } __packed;
3077 
3078 /**
3079  * struct v4l2_pix_format_mplane - multiplanar format definition
3080  * @width:		image width in pixels
3081  * @height:		image height in pixels
3082  * @pixelformat:	little endian four character code (fourcc)
3083  * @field:		enum v4l2_field; field order (for interlaced video)
3084  * @colorspace:		enum v4l2_colorspace; supplemental to pixelformat
3085  * @plane_fmt:		per-plane information
3086  * @num_planes:		number of planes for this format
3087  * @flags:		format flags (V4L2_PIX_FMT_FLAG_*)
3088  * @ycbcr_enc:		enum v4l2_ycbcr_encoding, Y'CbCr encoding
3089  * @quantization:	enum v4l2_quantization, colorspace quantization
3090  * @xfer_func:		enum v4l2_xfer_func, colorspace transfer function
3091  */
3092 struct v4l2_pix_format_mplane {
3093 	u_int32_t				width;
3094 	u_int32_t				height;
3095 	u_int32_t				pixelformat;
3096 	u_int32_t				field;
3097 	u_int32_t				colorspace;
3098 
3099 	struct v4l2_plane_pix_format	plane_fmt[VIDEO_MAX_PLANES];
3100 	u_int8_t				num_planes;
3101 	u_int8_t				flags;
3102 	 union {
3103 		u_int8_t				ycbcr_enc;
3104 		u_int8_t				hsv_enc;
3105 	};
3106 	u_int8_t				quantization;
3107 	u_int8_t				xfer_func;
3108 	u_int8_t				reserved[7];
3109 } __packed;
3110 
3111 /**
3112  * struct v4l2_sdr_format - SDR format definition
3113  * @pixelformat:	little endian four character code (fourcc)
3114  * @buffersize:		maximum size in bytes required for data
3115  */
3116 struct v4l2_sdr_format {
3117 	u_int32_t				pixelformat;
3118 	u_int32_t				buffersize;
3119 	u_int8_t				reserved[24];
3120 } __packed;
3121 
3122 /**
3123  * struct v4l2_format - stream data format
3124  * @type:	enum v4l2_buf_type; type of the data stream
3125  * @pix:	definition of an image format
3126  * @pix_mp:	definition of a multiplanar image format
3127  * @win:	definition of an overlaid image
3128  * @vbi:	raw VBI capture or output parameters
3129  * @sliced:	sliced VBI capture or output parameters
3130  * @raw_data:	placeholder for future extensions and custom formats
3131  */
3132 struct v4l2_format {
3133 	u_int32_t	 type;
3134 	union {
3135 		struct v4l2_pix_format		pix;     /* V4L2_BUF_TYPE_VIDEO_CAPTURE */
3136 		struct v4l2_pix_format_mplane	pix_mp;  /* V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE */
3137 		struct v4l2_window		win;     /* V4L2_BUF_TYPE_VIDEO_OVERLAY */
3138 		struct v4l2_vbi_format		vbi;     /* V4L2_BUF_TYPE_VBI_CAPTURE */
3139 		struct v4l2_sliced_vbi_format	sliced;  /* V4L2_BUF_TYPE_SLICED_VBI_CAPTURE */
3140 		struct v4l2_sdr_format		sdr;     /* V4L2_BUF_TYPE_SDR_CAPTURE */
3141 		u_int8_t	raw_data[200];                   /* user-defined */
3142 	} fmt;
3143 };
3144 
3145 /*	Stream type-dependent parameters
3146  */
3147 struct v4l2_streamparm {
3148 	u_int32_t	 type;			/* enum v4l2_buf_type */
3149 	union {
3150 		struct v4l2_captureparm	capture;
3151 		struct v4l2_outputparm	output;
3152 		u_int8_t	raw_data[200];  /* user-defined */
3153 	} parm;
3154 };
3155 
3156 /*
3157  *	E V E N T S
3158  */
3159 
3160 #define V4L2_EVENT_ALL				0
3161 #define V4L2_EVENT_VSYNC			1
3162 #define V4L2_EVENT_EOS				2
3163 #define V4L2_EVENT_CTRL				3
3164 #define V4L2_EVENT_FRAME_SYNC			4
3165 #define V4L2_EVENT_SOURCE_CHANGE		5
3166 #define V4L2_EVENT_MOTION_DET			6
3167 #define V4L2_EVENT_PRIVATE_START		0x08000000
3168 
3169 /* Payload for V4L2_EVENT_VSYNC */
3170 struct v4l2_event_vsync {
3171 	/* Can be V4L2_FIELD_ANY, _NONE, _TOP or _BOTTOM */
3172 	u_int8_t field;
3173 } __packed;
3174 
3175 /* Payload for V4L2_EVENT_CTRL */
3176 #define V4L2_EVENT_CTRL_CH_VALUE		(1 << 0)
3177 #define V4L2_EVENT_CTRL_CH_FLAGS		(1 << 1)
3178 #define V4L2_EVENT_CTRL_CH_RANGE		(1 << 2)
3179 
3180 struct v4l2_event_ctrl {
3181 	u_int32_t changes;
3182 	u_int32_t type;
3183 	union {
3184 		int32_t value;
3185 		int64_t value64;
3186 	};
3187 	u_int32_t flags;
3188 	int32_t minimum;
3189 	int32_t maximum;
3190 	int32_t step;
3191 	int32_t default_value;
3192 };
3193 
3194 struct v4l2_event_frame_sync {
3195 	u_int32_t frame_sequence;
3196 };
3197 
3198 #define V4L2_EVENT_SRC_CH_RESOLUTION		(1 << 0)
3199 
3200 struct v4l2_event_src_change {
3201 	u_int32_t changes;
3202 };
3203 
3204 #define V4L2_EVENT_MD_FL_HAVE_FRAME_SEQ	(1 << 0)
3205 
3206 /**
3207  * struct v4l2_event_motion_det - motion detection event
3208  * @flags:             if V4L2_EVENT_MD_FL_HAVE_FRAME_SEQ is set, then the
3209  *                     frame_sequence field is valid.
3210  * @frame_sequence:    the frame sequence number associated with this event.
3211  * @region_mask:       which regions detected motion.
3212  */
3213 struct v4l2_event_motion_det {
3214 	u_int32_t flags;
3215 	u_int32_t frame_sequence;
3216 	u_int32_t region_mask;
3217 };
3218 
3219 struct v4l2_event {
3220 	u_int32_t				type;
3221 	union {
3222 		struct v4l2_event_vsync		vsync;
3223 		struct v4l2_event_ctrl		ctrl;
3224 		struct v4l2_event_frame_sync	frame_sync;
3225 		struct v4l2_event_src_change	src_change;
3226 		struct v4l2_event_motion_det	motion_det;
3227 		u_int8_t				data[64];
3228 	} u;
3229 	u_int32_t				pending;
3230 	u_int32_t				sequence;
3231 	struct timespec			timestamp;
3232 	u_int32_t				id;
3233 	u_int32_t				reserved[8];
3234 };
3235 
3236 #define V4L2_EVENT_SUB_FL_SEND_INITIAL		(1 << 0)
3237 #define V4L2_EVENT_SUB_FL_ALLOW_FEEDBACK	(1 << 1)
3238 
3239 struct v4l2_event_subscription {
3240 	u_int32_t				type;
3241 	u_int32_t				id;
3242 	u_int32_t				flags;
3243 	u_int32_t				reserved[5];
3244 };
3245 
3246 /*
3247  *	A D V A N C E D   D E B U G G I N G
3248  *
3249  *	NOTE: EXPERIMENTAL API, NEVER RELY ON THIS IN APPLICATIONS!
3250  *	FOR DEBUGGING, TESTING AND INTERNAL USE ONLY!
3251  */
3252 
3253 /* VIDIOC_DBG_G_REGISTER and VIDIOC_DBG_S_REGISTER */
3254 
3255 #define V4L2_CHIP_MATCH_BRIDGE      0  /* Match against chip ID on the bridge (0 for the bridge) */
3256 #define V4L2_CHIP_MATCH_SUBDEV      4  /* Match against subdev index */
3257 
3258 /* The following four defines are no longer in use */
3259 #define V4L2_CHIP_MATCH_HOST V4L2_CHIP_MATCH_BRIDGE
3260 #define V4L2_CHIP_MATCH_I2C_DRIVER  1  /* Match against I2C driver name */
3261 #define V4L2_CHIP_MATCH_I2C_ADDR    2  /* Match against I2C 7-bit address */
3262 #define V4L2_CHIP_MATCH_AC97        3  /* Match against ancillary AC97 chip */
3263 
3264 struct v4l2_dbg_match {
3265 	u_int32_t type; /* Match type */
3266 	union {     /* Match this chip, meaning determined by type */
3267 		u_int32_t addr;
3268 		char name[32];
3269 	};
3270 } __packed;
3271 
3272 struct v4l2_dbg_register {
3273 	struct v4l2_dbg_match match;
3274 	u_int32_t size;	/* register size in bytes */
3275 	u_int64_t reg;
3276 	u_int64_t val;
3277 } __packed;
3278 
3279 #define V4L2_CHIP_FL_READABLE (1 << 0)
3280 #define V4L2_CHIP_FL_WRITABLE (1 << 1)
3281 
3282 /* VIDIOC_DBG_G_CHIP_INFO */
3283 struct v4l2_dbg_chip_info {
3284 	struct v4l2_dbg_match match;
3285 	char name[32];
3286 	u_int32_t flags;
3287 	u_int32_t reserved[32];
3288 } __packed;
3289 
3290 /**
3291  * struct v4l2_create_buffers - VIDIOC_CREATE_BUFS argument
3292  * @index:	on return, index of the first created buffer
3293  * @count:	entry: number of requested buffers,
3294  *		return: number of created buffers
3295  * @memory:	enum v4l2_memory; buffer memory type
3296  * @format:	frame format, for which buffers are requested
3297  * @reserved:	future extensions
3298  */
3299 struct v4l2_create_buffers {
3300 	u_int32_t			index;
3301 	u_int32_t			count;
3302 	u_int32_t			memory;
3303 	struct v4l2_format	format;
3304 	u_int32_t			reserved[8];
3305 };
3306 
3307 /*
3308  *	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
3309  *
3310  */
3311 #define VIDIOC_QUERYCAP		 _IOR('V',  0, struct v4l2_capability)
3312 #define VIDIOC_RESERVED		  _IO('V',  1)
3313 #define VIDIOC_ENUM_FMT         _IOWR('V',  2, struct v4l2_fmtdesc)
3314 #define VIDIOC_G_FMT		_IOWR('V',  4, struct v4l2_format)
3315 #define VIDIOC_S_FMT		_IOWR('V',  5, struct v4l2_format)
3316 #define VIDIOC_REQBUFS		_IOWR('V',  8, struct v4l2_requestbuffers)
3317 #define VIDIOC_QUERYBUF		_IOWR('V',  9, struct v4l2_buffer)
3318 #define VIDIOC_G_FBUF		 _IOR('V', 10, struct v4l2_framebuffer)
3319 #define VIDIOC_S_FBUF		 _IOW('V', 11, struct v4l2_framebuffer)
3320 #define VIDIOC_OVERLAY		 _IOW('V', 14, int)
3321 #define VIDIOC_QBUF		_IOWR('V', 15, struct v4l2_buffer)
3322 #define VIDIOC_EXPBUF		_IOWR('V', 16, struct v4l2_exportbuffer)
3323 #define VIDIOC_DQBUF		_IOWR('V', 17, struct v4l2_buffer)
3324 #define VIDIOC_STREAMON		 _IOW('V', 18, int)
3325 #define VIDIOC_STREAMOFF	 _IOW('V', 19, int)
3326 #define VIDIOC_G_PARM		_IOWR('V', 21, struct v4l2_streamparm)
3327 #define VIDIOC_S_PARM		_IOWR('V', 22, struct v4l2_streamparm)
3328 #define VIDIOC_G_STD		 _IOR('V', 23, v4l2_std_id)
3329 #define VIDIOC_S_STD		 _IOW('V', 24, v4l2_std_id)
3330 #define VIDIOC_ENUMSTD		_IOWR('V', 25, struct v4l2_standard)
3331 #define VIDIOC_ENUMINPUT	_IOWR('V', 26, struct v4l2_input)
3332 #define VIDIOC_G_CTRL		_IOWR('V', 27, struct v4l2_control)
3333 #define VIDIOC_S_CTRL		_IOWR('V', 28, struct v4l2_control)
3334 #define VIDIOC_G_TUNER		_IOWR('V', 29, struct v4l2_tuner)
3335 #define VIDIOC_S_TUNER		 _IOW('V', 30, struct v4l2_tuner)
3336 #define VIDIOC_G_AUDIO		 _IOR('V', 33, struct v4l2_audio)
3337 #define VIDIOC_S_AUDIO		 _IOW('V', 34, struct v4l2_audio)
3338 #define VIDIOC_QUERYCTRL	_IOWR('V', 36, struct v4l2_queryctrl)
3339 #define VIDIOC_QUERYMENU	_IOWR('V', 37, struct v4l2_querymenu)
3340 #define VIDIOC_G_INPUT		 _IOR('V', 38, int)
3341 #define VIDIOC_S_INPUT		_IOWR('V', 39, int)
3342 #define VIDIOC_G_EDID		_IOWR('V', 40, struct v4l2_edid)
3343 #define VIDIOC_S_EDID		_IOWR('V', 41, struct v4l2_edid)
3344 #define VIDIOC_G_OUTPUT		 _IOR('V', 46, int)
3345 #define VIDIOC_S_OUTPUT		_IOWR('V', 47, int)
3346 #define VIDIOC_ENUMOUTPUT	_IOWR('V', 48, struct v4l2_output)
3347 #define VIDIOC_G_AUDOUT		 _IOR('V', 49, struct v4l2_audioout)
3348 #define VIDIOC_S_AUDOUT		 _IOW('V', 50, struct v4l2_audioout)
3349 #define VIDIOC_G_MODULATOR	_IOWR('V', 54, struct v4l2_modulator)
3350 #define VIDIOC_S_MODULATOR	 _IOW('V', 55, struct v4l2_modulator)
3351 #define VIDIOC_G_FREQUENCY	_IOWR('V', 56, struct v4l2_frequency)
3352 #define VIDIOC_S_FREQUENCY	 _IOW('V', 57, struct v4l2_frequency)
3353 #define VIDIOC_CROPCAP		_IOWR('V', 58, struct v4l2_cropcap)
3354 #define VIDIOC_G_CROP		_IOWR('V', 59, struct v4l2_crop)
3355 #define VIDIOC_S_CROP		 _IOW('V', 60, struct v4l2_crop)
3356 #define VIDIOC_G_JPEGCOMP	 _IOR('V', 61, struct v4l2_jpegcompression)
3357 #define VIDIOC_S_JPEGCOMP	 _IOW('V', 62, struct v4l2_jpegcompression)
3358 #define VIDIOC_QUERYSTD      	 _IOR('V', 63, v4l2_std_id)
3359 #define VIDIOC_TRY_FMT      	_IOWR('V', 64, struct v4l2_format)
3360 #define VIDIOC_ENUMAUDIO	_IOWR('V', 65, struct v4l2_audio)
3361 #define VIDIOC_ENUMAUDOUT	_IOWR('V', 66, struct v4l2_audioout)
3362 #define VIDIOC_G_PRIORITY	 _IOR('V', 67, u_int32_t) /* enum v4l2_priority */
3363 #define VIDIOC_S_PRIORITY	 _IOW('V', 68, u_int32_t) /* enum v4l2_priority */
3364 #define VIDIOC_G_SLICED_VBI_CAP _IOWR('V', 69, struct v4l2_sliced_vbi_cap)
3365 #define VIDIOC_LOG_STATUS         _IO('V', 70)
3366 #define VIDIOC_G_EXT_CTRLS	_IOWR('V', 71, struct v4l2_ext_controls)
3367 #define VIDIOC_S_EXT_CTRLS	_IOWR('V', 72, struct v4l2_ext_controls)
3368 #define VIDIOC_TRY_EXT_CTRLS	_IOWR('V', 73, struct v4l2_ext_controls)
3369 #define VIDIOC_ENUM_FRAMESIZES	_IOWR('V', 74, struct v4l2_frmsizeenum)
3370 #define VIDIOC_ENUM_FRAMEINTERVALS _IOWR('V', 75, struct v4l2_frmivalenum)
3371 #define VIDIOC_G_ENC_INDEX       _IOR('V', 76, struct v4l2_enc_idx)
3372 #define VIDIOC_ENCODER_CMD      _IOWR('V', 77, struct v4l2_encoder_cmd)
3373 #define VIDIOC_TRY_ENCODER_CMD  _IOWR('V', 78, struct v4l2_encoder_cmd)
3374 
3375 /*
3376  * Experimental, meant for debugging, testing and internal use.
3377  * Only implemented if CONFIG_VIDEO_ADV_DEBUG is defined.
3378  * You must be root to use these ioctls. Never use these in applications!
3379  */
3380 #define	VIDIOC_DBG_S_REGISTER 	 _IOW('V', 79, struct v4l2_dbg_register)
3381 #define	VIDIOC_DBG_G_REGISTER 	_IOWR('V', 80, struct v4l2_dbg_register)
3382 
3383 #define VIDIOC_S_HW_FREQ_SEEK	 _IOW('V', 82, struct v4l2_hw_freq_seek)
3384 #define	VIDIOC_S_DV_TIMINGS	_IOWR('V', 87, struct v4l2_dv_timings)
3385 #define	VIDIOC_G_DV_TIMINGS	_IOWR('V', 88, struct v4l2_dv_timings)
3386 #define	VIDIOC_DQEVENT		 _IOR('V', 89, struct v4l2_event)
3387 #define	VIDIOC_SUBSCRIBE_EVENT	 _IOW('V', 90, struct v4l2_event_subscription)
3388 #define	VIDIOC_UNSUBSCRIBE_EVENT _IOW('V', 91, struct v4l2_event_subscription)
3389 #define VIDIOC_CREATE_BUFS	_IOWR('V', 92, struct v4l2_create_buffers)
3390 #define VIDIOC_PREPARE_BUF	_IOWR('V', 93, struct v4l2_buffer)
3391 #define VIDIOC_G_SELECTION	_IOWR('V', 94, struct v4l2_selection)
3392 #define VIDIOC_S_SELECTION	_IOWR('V', 95, struct v4l2_selection)
3393 #define VIDIOC_DECODER_CMD	_IOWR('V', 96, struct v4l2_decoder_cmd)
3394 #define VIDIOC_TRY_DECODER_CMD	_IOWR('V', 97, struct v4l2_decoder_cmd)
3395 #define VIDIOC_ENUM_DV_TIMINGS  _IOWR('V', 98, struct v4l2_enum_dv_timings)
3396 #define VIDIOC_QUERY_DV_TIMINGS  _IOR('V', 99, struct v4l2_dv_timings)
3397 #define VIDIOC_DV_TIMINGS_CAP   _IOWR('V', 100, struct v4l2_dv_timings_cap)
3398 #define VIDIOC_ENUM_FREQ_BANDS	_IOWR('V', 101, struct v4l2_frequency_band)
3399 
3400 /*
3401  * Experimental, meant for debugging, testing and internal use.
3402  * Never use this in applications!
3403  */
3404 #define VIDIOC_DBG_G_CHIP_INFO  _IOWR('V', 102, struct v4l2_dbg_chip_info)
3405 
3406 #define VIDIOC_QUERY_EXT_CTRL	_IOWR('V', 103, struct v4l2_query_ext_ctrl)
3407 
3408 /* Reminder: when adding new ioctls please add support for them to
3409    drivers/media/v4l2-core/v4l2-compat-ioctl32.c as well! */
3410 
3411 #define BASE_VIDIOC_PRIVATE	192		/* 192-255 are private */
3412 
3413 #ifdef _KERNEL
3414 #define VIDIOC_QUERYBUF50	_IOWR('V', 9, struct v4l2_buffer50)
3415 #define VIDIOC_QBUF50		_IOWR('V', 15, struct v4l2_buffer50)
3416 #define VIDIOC_DQBUF50		_IOWR('V', 17, struct v4l2_buffer50)
3417 #endif
3418 
3419 #endif /* _SYS_VIDEOIO_H */
3420