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1 | /* | |
2 | * Video for Linux Two header file | |
3 | * | |
4 | * Copyright (C) 1999-2007 the contributors | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * Alternatively you can redistribute this file under the terms of the | |
17 | * BSD license as stated below: | |
18 | * | |
19 | * Redistribution and use in source and binary forms, with or without | |
20 | * modification, are permitted provided that the following conditions | |
21 | * are met: | |
22 | * 1. Redistributions of source code must retain the above copyright | |
23 | * notice, this list of conditions and the following disclaimer. | |
24 | * 2. Redistributions in binary form must reproduce the above copyright | |
25 | * notice, this list of conditions and the following disclaimer in | |
26 | * the documentation and/or other materials provided with the | |
27 | * distribution. | |
28 | * 3. The names of its contributors may not be used to endorse or promote | |
29 | * products derived from this software without specific prior written | |
30 | * permission. | |
31 | * | |
32 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
33 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
34 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
35 | * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
36 | * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
37 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED | |
38 | * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | |
39 | * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF | |
40 | * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING | |
41 | * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS | |
42 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
43 | * | |
44 | * Header file for v4l or V4L2 drivers and applications | |
45 | * with public API. | |
46 | * All kernel-specific stuff were moved to media/v4l2-dev.h, so | |
47 | * no #if __KERNEL tests are allowed here | |
48 | * | |
49 | * See http://linuxtv.org for more info | |
50 | * | |
51 | * Author: Bill Dirks <bill@thedirks.org> | |
52 | * Justin Schoeman | |
53 | * Hans Verkuil <hverkuil@xs4all.nl> | |
54 | * et al. | |
55 | */ | |
56 | #ifndef __LINUX_VIDEODEV2_H | |
57 | #define __LINUX_VIDEODEV2_H | |
58 | #ifdef __KERNEL__ | |
59 | #include <linux/time.h> /* need struct timeval */ | |
60 | #include <linux/compiler.h> /* need __user */ | |
61 | #else | |
62 | #define __user | |
63 | #endif | |
64 | #include <linux/types.h> | |
65 | ||
66 | /* | |
67 | * Common stuff for both V4L1 and V4L2 | |
68 | * Moved from videodev.h | |
69 | */ | |
70 | #define VIDEO_MAX_FRAME 32 | |
71 | ||
72 | #define VID_TYPE_CAPTURE 1 /* Can capture */ | |
73 | #define VID_TYPE_TUNER 2 /* Can tune */ | |
74 | #define VID_TYPE_TELETEXT 4 /* Does teletext */ | |
75 | #define VID_TYPE_OVERLAY 8 /* Overlay onto frame buffer */ | |
76 | #define VID_TYPE_CHROMAKEY 16 /* Overlay by chromakey */ | |
77 | #define VID_TYPE_CLIPPING 32 /* Can clip */ | |
78 | #define VID_TYPE_FRAMERAM 64 /* Uses the frame buffer memory */ | |
79 | #define VID_TYPE_SCALES 128 /* Scalable */ | |
80 | #define VID_TYPE_MONOCHROME 256 /* Monochrome only */ | |
81 | #define VID_TYPE_SUBCAPTURE 512 /* Can capture subareas of the image */ | |
82 | #define VID_TYPE_MPEG_DECODER 1024 /* Can decode MPEG streams */ | |
83 | #define VID_TYPE_MPEG_ENCODER 2048 /* Can encode MPEG streams */ | |
84 | #define VID_TYPE_MJPEG_DECODER 4096 /* Can decode MJPEG streams */ | |
85 | #define VID_TYPE_MJPEG_ENCODER 8192 /* Can encode MJPEG streams */ | |
86 | ||
87 | /* | |
88 | * M I S C E L L A N E O U S | |
89 | */ | |
90 | ||
91 | /* Four-character-code (FOURCC) */ | |
92 | #define v4l2_fourcc(a,b,c,d)\ | |
93 | (((__u32)(a)<<0)|((__u32)(b)<<8)|((__u32)(c)<<16)|((__u32)(d)<<24)) | |
94 | ||
95 | /* | |
96 | * E N U M S | |
97 | */ | |
98 | enum v4l2_field { | |
99 | V4L2_FIELD_ANY = 0, /* driver can choose from none, | |
100 | top, bottom, interlaced | |
101 | depending on whatever it thinks | |
102 | is approximate ... */ | |
103 | V4L2_FIELD_NONE = 1, /* this device has no fields ... */ | |
104 | V4L2_FIELD_TOP = 2, /* top field only */ | |
105 | V4L2_FIELD_BOTTOM = 3, /* bottom field only */ | |
106 | V4L2_FIELD_INTERLACED = 4, /* both fields interlaced */ | |
107 | V4L2_FIELD_SEQ_TB = 5, /* both fields sequential into one | |
108 | buffer, top-bottom order */ | |
109 | V4L2_FIELD_SEQ_BT = 6, /* same as above + bottom-top order */ | |
110 | V4L2_FIELD_ALTERNATE = 7, /* both fields alternating into | |
111 | separate buffers */ | |
112 | V4L2_FIELD_INTERLACED_TB = 8, /* both fields interlaced, top field | |
113 | first and the top field is | |
114 | transmitted first */ | |
115 | V4L2_FIELD_INTERLACED_BT = 9, /* both fields interlaced, top field | |
116 | first and the bottom field is | |
117 | transmitted first */ | |
118 | }; | |
119 | #define V4L2_FIELD_HAS_TOP(field) \ | |
120 | ((field) == V4L2_FIELD_TOP ||\ | |
121 | (field) == V4L2_FIELD_INTERLACED ||\ | |
122 | (field) == V4L2_FIELD_INTERLACED_TB ||\ | |
123 | (field) == V4L2_FIELD_INTERLACED_BT ||\ | |
124 | (field) == V4L2_FIELD_SEQ_TB ||\ | |
125 | (field) == V4L2_FIELD_SEQ_BT) | |
126 | #define V4L2_FIELD_HAS_BOTTOM(field) \ | |
127 | ((field) == V4L2_FIELD_BOTTOM ||\ | |
128 | (field) == V4L2_FIELD_INTERLACED ||\ | |
129 | (field) == V4L2_FIELD_INTERLACED_TB ||\ | |
130 | (field) == V4L2_FIELD_INTERLACED_BT ||\ | |
131 | (field) == V4L2_FIELD_SEQ_TB ||\ | |
132 | (field) == V4L2_FIELD_SEQ_BT) | |
133 | #define V4L2_FIELD_HAS_BOTH(field) \ | |
134 | ((field) == V4L2_FIELD_INTERLACED ||\ | |
135 | (field) == V4L2_FIELD_INTERLACED_TB ||\ | |
136 | (field) == V4L2_FIELD_INTERLACED_BT ||\ | |
137 | (field) == V4L2_FIELD_SEQ_TB ||\ | |
138 | (field) == V4L2_FIELD_SEQ_BT) | |
139 | ||
140 | enum v4l2_buf_type { | |
141 | V4L2_BUF_TYPE_VIDEO_CAPTURE = 1, | |
142 | V4L2_BUF_TYPE_VIDEO_OUTPUT = 2, | |
143 | V4L2_BUF_TYPE_VIDEO_OVERLAY = 3, | |
144 | V4L2_BUF_TYPE_VBI_CAPTURE = 4, | |
145 | V4L2_BUF_TYPE_VBI_OUTPUT = 5, | |
146 | V4L2_BUF_TYPE_SLICED_VBI_CAPTURE = 6, | |
147 | V4L2_BUF_TYPE_SLICED_VBI_OUTPUT = 7, | |
148 | #if 1 | |
149 | /* Experimental */ | |
150 | V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY = 8, | |
151 | #endif | |
152 | V4L2_BUF_TYPE_PRIVATE = 0x80, | |
153 | }; | |
154 | ||
155 | enum v4l2_ctrl_type { | |
156 | V4L2_CTRL_TYPE_INTEGER = 1, | |
157 | V4L2_CTRL_TYPE_BOOLEAN = 2, | |
158 | V4L2_CTRL_TYPE_MENU = 3, | |
159 | V4L2_CTRL_TYPE_BUTTON = 4, | |
160 | V4L2_CTRL_TYPE_INTEGER64 = 5, | |
161 | V4L2_CTRL_TYPE_CTRL_CLASS = 6, | |
162 | }; | |
163 | ||
164 | enum v4l2_tuner_type { | |
165 | V4L2_TUNER_RADIO = 1, | |
166 | V4L2_TUNER_ANALOG_TV = 2, | |
167 | V4L2_TUNER_DIGITAL_TV = 3, | |
168 | }; | |
169 | ||
170 | enum v4l2_memory { | |
171 | V4L2_MEMORY_MMAP = 1, | |
172 | V4L2_MEMORY_USERPTR = 2, | |
173 | V4L2_MEMORY_OVERLAY = 3, | |
174 | }; | |
175 | ||
176 | /* see also http://vektor.theorem.ca/graphics/ycbcr/ */ | |
177 | enum v4l2_colorspace { | |
178 | /* ITU-R 601 -- broadcast NTSC/PAL */ | |
179 | V4L2_COLORSPACE_SMPTE170M = 1, | |
180 | ||
181 | /* 1125-Line (US) HDTV */ | |
182 | V4L2_COLORSPACE_SMPTE240M = 2, | |
183 | ||
184 | /* HD and modern captures. */ | |
185 | V4L2_COLORSPACE_REC709 = 3, | |
186 | ||
187 | /* broken BT878 extents (601, luma range 16-253 instead of 16-235) */ | |
188 | V4L2_COLORSPACE_BT878 = 4, | |
189 | ||
190 | /* These should be useful. Assume 601 extents. */ | |
191 | V4L2_COLORSPACE_470_SYSTEM_M = 5, | |
192 | V4L2_COLORSPACE_470_SYSTEM_BG = 6, | |
193 | ||
194 | /* I know there will be cameras that send this. So, this is | |
195 | * unspecified chromaticities and full 0-255 on each of the | |
196 | * Y'CbCr components | |
197 | */ | |
198 | V4L2_COLORSPACE_JPEG = 7, | |
199 | ||
200 | /* For RGB colourspaces, this is probably a good start. */ | |
201 | V4L2_COLORSPACE_SRGB = 8, | |
202 | }; | |
203 | ||
204 | enum v4l2_priority { | |
205 | V4L2_PRIORITY_UNSET = 0, /* not initialized */ | |
206 | V4L2_PRIORITY_BACKGROUND = 1, | |
207 | V4L2_PRIORITY_INTERACTIVE = 2, | |
208 | V4L2_PRIORITY_RECORD = 3, | |
209 | V4L2_PRIORITY_DEFAULT = V4L2_PRIORITY_INTERACTIVE, | |
210 | }; | |
211 | ||
212 | struct v4l2_rect { | |
213 | __s32 left; | |
214 | __s32 top; | |
215 | __s32 width; | |
216 | __s32 height; | |
217 | }; | |
218 | ||
219 | struct v4l2_fract { | |
220 | __u32 numerator; | |
221 | __u32 denominator; | |
222 | }; | |
223 | ||
224 | /* | |
225 | * D R I V E R C A P A B I L I T I E S | |
226 | */ | |
227 | struct v4l2_capability | |
228 | { | |
229 | __u8 driver[16]; /* i.e. "bttv" */ | |
230 | __u8 card[32]; /* i.e. "Hauppauge WinTV" */ | |
231 | __u8 bus_info[32]; /* "PCI:" + pci_name(pci_dev) */ | |
232 | __u32 version; /* should use KERNEL_VERSION() */ | |
233 | __u32 capabilities; /* Device capabilities */ | |
234 | __u32 reserved[4]; | |
235 | }; | |
236 | ||
237 | /* Values for 'capabilities' field */ | |
238 | #define V4L2_CAP_VIDEO_CAPTURE 0x00000001 /* Is a video capture device */ | |
239 | #define V4L2_CAP_VIDEO_OUTPUT 0x00000002 /* Is a video output device */ | |
240 | #define V4L2_CAP_VIDEO_OVERLAY 0x00000004 /* Can do video overlay */ | |
241 | #define V4L2_CAP_VBI_CAPTURE 0x00000010 /* Is a raw VBI capture device */ | |
242 | #define V4L2_CAP_VBI_OUTPUT 0x00000020 /* Is a raw VBI output device */ | |
243 | #define V4L2_CAP_SLICED_VBI_CAPTURE 0x00000040 /* Is a sliced VBI capture device */ | |
244 | #define V4L2_CAP_SLICED_VBI_OUTPUT 0x00000080 /* Is a sliced VBI output device */ | |
245 | #define V4L2_CAP_RDS_CAPTURE 0x00000100 /* RDS data capture */ | |
246 | #define V4L2_CAP_VIDEO_OUTPUT_POS 0x00000200 /* Video output can have x,y coords */ | |
247 | #define V4L2_CAP_VIDEO_OUTPUT_OVERLAY 0x00000400 /* Can do video output overlay */ | |
248 | ||
249 | #define V4L2_CAP_TUNER 0x00010000 /* has a tuner */ | |
250 | #define V4L2_CAP_AUDIO 0x00020000 /* has audio support */ | |
251 | #define V4L2_CAP_RADIO 0x00040000 /* is a radio device */ | |
252 | ||
253 | #define V4L2_CAP_READWRITE 0x01000000 /* read/write systemcalls */ | |
254 | #define V4L2_CAP_ASYNCIO 0x02000000 /* async I/O */ | |
255 | #define V4L2_CAP_STREAMING 0x04000000 /* streaming I/O ioctls */ | |
256 | ||
257 | /* | |
258 | * V I D E O I M A G E F O R M A T | |
259 | */ | |
260 | struct v4l2_pix_format | |
261 | { | |
262 | __u32 width; | |
263 | __u32 height; | |
264 | __u32 pixelformat; | |
265 | enum v4l2_field field; | |
266 | __u32 bytesperline; /* for padding, zero if unused */ | |
267 | __u32 sizeimage; | |
268 | enum v4l2_colorspace colorspace; | |
269 | __u32 priv; /* private data, depends on pixelformat */ | |
270 | }; | |
271 | ||
272 | /* Pixel format FOURCC depth Description */ | |
273 | #define V4L2_PIX_FMT_RGB332 v4l2_fourcc('R','G','B','1') /* 8 RGB-3-3-2 */ | |
274 | #define V4L2_PIX_FMT_RGB555 v4l2_fourcc('R','G','B','O') /* 16 RGB-5-5-5 */ | |
275 | #define V4L2_PIX_FMT_RGB565 v4l2_fourcc('R','G','B','P') /* 16 RGB-5-6-5 */ | |
276 | #define V4L2_PIX_FMT_RGB555X v4l2_fourcc('R','G','B','Q') /* 16 RGB-5-5-5 BE */ | |
277 | #define V4L2_PIX_FMT_RGB565X v4l2_fourcc('R','G','B','R') /* 16 RGB-5-6-5 BE */ | |
278 | #define V4L2_PIX_FMT_BGR24 v4l2_fourcc('B','G','R','3') /* 24 BGR-8-8-8 */ | |
279 | #define V4L2_PIX_FMT_RGB24 v4l2_fourcc('R','G','B','3') /* 24 RGB-8-8-8 */ | |
280 | #define V4L2_PIX_FMT_BGR32 v4l2_fourcc('B','G','R','4') /* 32 BGR-8-8-8-8 */ | |
281 | #define V4L2_PIX_FMT_RGB32 v4l2_fourcc('R','G','B','4') /* 32 RGB-8-8-8-8 */ | |
282 | #define V4L2_PIX_FMT_GREY v4l2_fourcc('G','R','E','Y') /* 8 Greyscale */ | |
283 | #define V4L2_PIX_FMT_YVU410 v4l2_fourcc('Y','V','U','9') /* 9 YVU 4:1:0 */ | |
284 | #define V4L2_PIX_FMT_YVU420 v4l2_fourcc('Y','V','1','2') /* 12 YVU 4:2:0 */ | |
285 | #define V4L2_PIX_FMT_YUYV v4l2_fourcc('Y','U','Y','V') /* 16 YUV 4:2:2 */ | |
286 | #define V4L2_PIX_FMT_UYVY v4l2_fourcc('U','Y','V','Y') /* 16 YUV 4:2:2 */ | |
287 | #define V4L2_PIX_FMT_YUV422P v4l2_fourcc('4','2','2','P') /* 16 YVU422 planar */ | |
288 | #define V4L2_PIX_FMT_YUV411P v4l2_fourcc('4','1','1','P') /* 16 YVU411 planar */ | |
289 | #define V4L2_PIX_FMT_Y41P v4l2_fourcc('Y','4','1','P') /* 12 YUV 4:1:1 */ | |
290 | ||
291 | /* two planes -- one Y, one Cr + Cb interleaved */ | |
292 | #define V4L2_PIX_FMT_NV12 v4l2_fourcc('N','V','1','2') /* 12 Y/CbCr 4:2:0 */ | |
293 | #define V4L2_PIX_FMT_NV21 v4l2_fourcc('N','V','2','1') /* 12 Y/CrCb 4:2:0 */ | |
294 | ||
295 | /* The following formats are not defined in the V4L2 specification */ | |
296 | #define V4L2_PIX_FMT_YUV410 v4l2_fourcc('Y','U','V','9') /* 9 YUV 4:1:0 */ | |
297 | #define V4L2_PIX_FMT_YUV420 v4l2_fourcc('Y','U','1','2') /* 12 YUV 4:2:0 */ | |
298 | #define V4L2_PIX_FMT_YYUV v4l2_fourcc('Y','Y','U','V') /* 16 YUV 4:2:2 */ | |
299 | #define V4L2_PIX_FMT_HI240 v4l2_fourcc('H','I','2','4') /* 8 8-bit color */ | |
300 | #define V4L2_PIX_FMT_HM12 v4l2_fourcc('H','M','1','2') /* 8 YUV 4:2:0 16x16 macroblocks */ | |
301 | #define V4L2_PIX_FMT_RGB444 v4l2_fourcc('R','4','4','4') /* 16 xxxxrrrr ggggbbbb */ | |
302 | ||
303 | /* see http://www.siliconimaging.com/RGB%20Bayer.htm */ | |
304 | #define V4L2_PIX_FMT_SBGGR8 v4l2_fourcc('B','A','8','1') /* 8 BGBG.. GRGR.. */ | |
305 | ||
306 | /* compressed formats */ | |
307 | #define V4L2_PIX_FMT_MJPEG v4l2_fourcc('M','J','P','G') /* Motion-JPEG */ | |
308 | #define V4L2_PIX_FMT_JPEG v4l2_fourcc('J','P','E','G') /* JFIF JPEG */ | |
309 | #define V4L2_PIX_FMT_DV v4l2_fourcc('d','v','s','d') /* 1394 */ | |
310 | #define V4L2_PIX_FMT_MPEG v4l2_fourcc('M','P','E','G') /* MPEG-1/2/4 */ | |
311 | ||
312 | /* Vendor-specific formats */ | |
313 | #define V4L2_PIX_FMT_WNVA v4l2_fourcc('W','N','V','A') /* Winnov hw compress */ | |
314 | #define V4L2_PIX_FMT_SN9C10X v4l2_fourcc('S','9','1','0') /* SN9C10x compression */ | |
315 | #define V4L2_PIX_FMT_PWC1 v4l2_fourcc('P','W','C','1') /* pwc older webcam */ | |
316 | #define V4L2_PIX_FMT_PWC2 v4l2_fourcc('P','W','C','2') /* pwc newer webcam */ | |
317 | #define V4L2_PIX_FMT_ET61X251 v4l2_fourcc('E','6','2','5') /* ET61X251 compression */ | |
318 | ||
319 | /* | |
320 | * F O R M A T E N U M E R A T I O N | |
321 | */ | |
322 | struct v4l2_fmtdesc | |
323 | { | |
324 | __u32 index; /* Format number */ | |
325 | enum v4l2_buf_type type; /* buffer type */ | |
326 | __u32 flags; | |
327 | __u8 description[32]; /* Description string */ | |
328 | __u32 pixelformat; /* Format fourcc */ | |
329 | __u32 reserved[4]; | |
330 | }; | |
331 | ||
332 | #define V4L2_FMT_FLAG_COMPRESSED 0x0001 | |
333 | ||
334 | #if 1 | |
335 | /* Experimental Frame Size and frame rate enumeration */ | |
336 | /* | |
337 | * F R A M E S I Z E E N U M E R A T I O N | |
338 | */ | |
339 | enum v4l2_frmsizetypes | |
340 | { | |
341 | V4L2_FRMSIZE_TYPE_DISCRETE = 1, | |
342 | V4L2_FRMSIZE_TYPE_CONTINUOUS = 2, | |
343 | V4L2_FRMSIZE_TYPE_STEPWISE = 3, | |
344 | }; | |
345 | ||
346 | struct v4l2_frmsize_discrete | |
347 | { | |
348 | __u32 width; /* Frame width [pixel] */ | |
349 | __u32 height; /* Frame height [pixel] */ | |
350 | }; | |
351 | ||
352 | struct v4l2_frmsize_stepwise | |
353 | { | |
354 | __u32 min_width; /* Minimum frame width [pixel] */ | |
355 | __u32 max_width; /* Maximum frame width [pixel] */ | |
356 | __u32 step_width; /* Frame width step size [pixel] */ | |
357 | __u32 min_height; /* Minimum frame height [pixel] */ | |
358 | __u32 max_height; /* Maximum frame height [pixel] */ | |
359 | __u32 step_height; /* Frame height step size [pixel] */ | |
360 | }; | |
361 | ||
362 | struct v4l2_frmsizeenum | |
363 | { | |
364 | __u32 index; /* Frame size number */ | |
365 | __u32 pixel_format; /* Pixel format */ | |
366 | __u32 type; /* Frame size type the device supports. */ | |
367 | ||
368 | union { /* Frame size */ | |
369 | struct v4l2_frmsize_discrete discrete; | |
370 | struct v4l2_frmsize_stepwise stepwise; | |
371 | }; | |
372 | ||
373 | __u32 reserved[2]; /* Reserved space for future use */ | |
374 | }; | |
375 | ||
376 | /* | |
377 | * F R A M E R A T E E N U M E R A T I O N | |
378 | */ | |
379 | enum v4l2_frmivaltypes | |
380 | { | |
381 | V4L2_FRMIVAL_TYPE_DISCRETE = 1, | |
382 | V4L2_FRMIVAL_TYPE_CONTINUOUS = 2, | |
383 | V4L2_FRMIVAL_TYPE_STEPWISE = 3, | |
384 | }; | |
385 | ||
386 | struct v4l2_frmival_stepwise | |
387 | { | |
388 | struct v4l2_fract min; /* Minimum frame interval [s] */ | |
389 | struct v4l2_fract max; /* Maximum frame interval [s] */ | |
390 | struct v4l2_fract step; /* Frame interval step size [s] */ | |
391 | }; | |
392 | ||
393 | struct v4l2_frmivalenum | |
394 | { | |
395 | __u32 index; /* Frame format index */ | |
396 | __u32 pixel_format; /* Pixel format */ | |
397 | __u32 width; /* Frame width */ | |
398 | __u32 height; /* Frame height */ | |
399 | __u32 type; /* Frame interval type the device supports. */ | |
400 | ||
401 | union { /* Frame interval */ | |
402 | struct v4l2_fract discrete; | |
403 | struct v4l2_frmival_stepwise stepwise; | |
404 | }; | |
405 | ||
406 | __u32 reserved[2]; /* Reserved space for future use */ | |
407 | }; | |
408 | #endif | |
409 | ||
410 | /* | |
411 | * T I M E C O D E | |
412 | */ | |
413 | struct v4l2_timecode | |
414 | { | |
415 | __u32 type; | |
416 | __u32 flags; | |
417 | __u8 frames; | |
418 | __u8 seconds; | |
419 | __u8 minutes; | |
420 | __u8 hours; | |
421 | __u8 userbits[4]; | |
422 | }; | |
423 | ||
424 | /* Type */ | |
425 | #define V4L2_TC_TYPE_24FPS 1 | |
426 | #define V4L2_TC_TYPE_25FPS 2 | |
427 | #define V4L2_TC_TYPE_30FPS 3 | |
428 | #define V4L2_TC_TYPE_50FPS 4 | |
429 | #define V4L2_TC_TYPE_60FPS 5 | |
430 | ||
431 | /* Flags */ | |
432 | #define V4L2_TC_FLAG_DROPFRAME 0x0001 /* "drop-frame" mode */ | |
433 | #define V4L2_TC_FLAG_COLORFRAME 0x0002 | |
434 | #define V4L2_TC_USERBITS_field 0x000C | |
435 | #define V4L2_TC_USERBITS_USERDEFINED 0x0000 | |
436 | #define V4L2_TC_USERBITS_8BITCHARS 0x0008 | |
437 | /* The above is based on SMPTE timecodes */ | |
438 | ||
439 | #ifdef __KERNEL__ | |
440 | /* | |
441 | * M P E G C O M P R E S S I O N P A R A M E T E R S | |
442 | * | |
443 | * ### WARNING: This experimental MPEG compression API is obsolete. | |
444 | * ### It is replaced by the MPEG controls API. | |
445 | * ### This old API will disappear in the near future! | |
446 | * | |
447 | */ | |
448 | enum v4l2_bitrate_mode { | |
449 | V4L2_BITRATE_NONE = 0, /* not specified */ | |
450 | V4L2_BITRATE_CBR, /* constant bitrate */ | |
451 | V4L2_BITRATE_VBR, /* variable bitrate */ | |
452 | }; | |
453 | struct v4l2_bitrate { | |
454 | /* rates are specified in kbit/sec */ | |
455 | enum v4l2_bitrate_mode mode; | |
456 | __u32 min; | |
457 | __u32 target; /* use this one for CBR */ | |
458 | __u32 max; | |
459 | }; | |
460 | ||
461 | enum v4l2_mpeg_streamtype { | |
462 | V4L2_MPEG_SS_1, /* MPEG-1 system stream */ | |
463 | V4L2_MPEG_PS_2, /* MPEG-2 program stream */ | |
464 | V4L2_MPEG_TS_2, /* MPEG-2 transport stream */ | |
465 | V4L2_MPEG_PS_DVD, /* MPEG-2 program stream with DVD header fixups */ | |
466 | }; | |
467 | enum v4l2_mpeg_audiotype { | |
468 | V4L2_MPEG_AU_2_I, /* MPEG-2 layer 1 */ | |
469 | V4L2_MPEG_AU_2_II, /* MPEG-2 layer 2 */ | |
470 | V4L2_MPEG_AU_2_III, /* MPEG-2 layer 3 */ | |
471 | V4L2_MPEG_AC3, /* AC3 */ | |
472 | V4L2_MPEG_LPCM, /* LPCM */ | |
473 | }; | |
474 | enum v4l2_mpeg_videotype { | |
475 | V4L2_MPEG_VI_1, /* MPEG-1 */ | |
476 | V4L2_MPEG_VI_2, /* MPEG-2 */ | |
477 | }; | |
478 | enum v4l2_mpeg_aspectratio { | |
479 | V4L2_MPEG_ASPECT_SQUARE = 1, /* square pixel */ | |
480 | V4L2_MPEG_ASPECT_4_3 = 2, /* 4 : 3 */ | |
481 | V4L2_MPEG_ASPECT_16_9 = 3, /* 16 : 9 */ | |
482 | V4L2_MPEG_ASPECT_1_221 = 4, /* 1 : 2,21 */ | |
483 | }; | |
484 | ||
485 | struct v4l2_mpeg_compression { | |
486 | /* general */ | |
487 | enum v4l2_mpeg_streamtype st_type; | |
488 | struct v4l2_bitrate st_bitrate; | |
489 | ||
490 | /* transport streams */ | |
491 | __u16 ts_pid_pmt; | |
492 | __u16 ts_pid_audio; | |
493 | __u16 ts_pid_video; | |
494 | __u16 ts_pid_pcr; | |
495 | ||
496 | /* program stream */ | |
497 | __u16 ps_size; | |
498 | __u16 reserved_1; /* align */ | |
499 | ||
500 | /* audio */ | |
501 | enum v4l2_mpeg_audiotype au_type; | |
502 | struct v4l2_bitrate au_bitrate; | |
503 | __u32 au_sample_rate; | |
504 | __u8 au_pesid; | |
505 | __u8 reserved_2[3]; /* align */ | |
506 | ||
507 | /* video */ | |
508 | enum v4l2_mpeg_videotype vi_type; | |
509 | enum v4l2_mpeg_aspectratio vi_aspect_ratio; | |
510 | struct v4l2_bitrate vi_bitrate; | |
511 | __u32 vi_frame_rate; | |
512 | __u16 vi_frames_per_gop; | |
513 | __u16 vi_bframes_count; | |
514 | __u8 vi_pesid; | |
515 | __u8 reserved_3[3]; /* align */ | |
516 | ||
517 | /* misc flags */ | |
518 | __u32 closed_gops:1; | |
519 | __u32 pulldown:1; | |
520 | __u32 reserved_4:30; /* align */ | |
521 | ||
522 | /* I don't expect the above being perfect yet ;) */ | |
523 | __u32 reserved_5[8]; | |
524 | }; | |
525 | #endif | |
526 | ||
527 | struct v4l2_jpegcompression | |
528 | { | |
529 | int quality; | |
530 | ||
531 | int APPn; /* Number of APP segment to be written, | |
532 | * must be 0..15 */ | |
533 | int APP_len; /* Length of data in JPEG APPn segment */ | |
534 | char APP_data[60]; /* Data in the JPEG APPn segment. */ | |
535 | ||
536 | int COM_len; /* Length of data in JPEG COM segment */ | |
537 | char COM_data[60]; /* Data in JPEG COM segment */ | |
538 | ||
539 | __u32 jpeg_markers; /* Which markers should go into the JPEG | |
540 | * output. Unless you exactly know what | |
541 | * you do, leave them untouched. | |
542 | * Inluding less markers will make the | |
543 | * resulting code smaller, but there will | |
544 | * be fewer aplications which can read it. | |
545 | * The presence of the APP and COM marker | |
546 | * is influenced by APP_len and COM_len | |
547 | * ONLY, not by this property! */ | |
548 | ||
549 | #define V4L2_JPEG_MARKER_DHT (1<<3) /* Define Huffman Tables */ | |
550 | #define V4L2_JPEG_MARKER_DQT (1<<4) /* Define Quantization Tables */ | |
551 | #define V4L2_JPEG_MARKER_DRI (1<<5) /* Define Restart Interval */ | |
552 | #define V4L2_JPEG_MARKER_COM (1<<6) /* Comment segment */ | |
553 | #define V4L2_JPEG_MARKER_APP (1<<7) /* App segment, driver will | |
554 | * allways use APP0 */ | |
555 | }; | |
556 | ||
557 | /* | |
558 | * M E M O R Y - M A P P I N G B U F F E R S | |
559 | */ | |
560 | struct v4l2_requestbuffers | |
561 | { | |
562 | __u32 count; | |
563 | enum v4l2_buf_type type; | |
564 | enum v4l2_memory memory; | |
565 | __u32 reserved[2]; | |
566 | }; | |
567 | ||
568 | struct v4l2_buffer | |
569 | { | |
570 | __u32 index; | |
571 | enum v4l2_buf_type type; | |
572 | __u32 bytesused; | |
573 | __u32 flags; | |
574 | enum v4l2_field field; | |
575 | struct timeval timestamp; | |
576 | struct v4l2_timecode timecode; | |
577 | __u32 sequence; | |
578 | ||
579 | /* memory location */ | |
580 | enum v4l2_memory memory; | |
581 | union { | |
582 | __u32 offset; | |
583 | unsigned long userptr; | |
584 | } m; | |
585 | __u32 length; | |
586 | __u32 input; | |
587 | __u32 reserved; | |
588 | }; | |
589 | ||
590 | /* Flags for 'flags' field */ | |
591 | #define V4L2_BUF_FLAG_MAPPED 0x0001 /* Buffer is mapped (flag) */ | |
592 | #define V4L2_BUF_FLAG_QUEUED 0x0002 /* Buffer is queued for processing */ | |
593 | #define V4L2_BUF_FLAG_DONE 0x0004 /* Buffer is ready */ | |
594 | #define V4L2_BUF_FLAG_KEYFRAME 0x0008 /* Image is a keyframe (I-frame) */ | |
595 | #define V4L2_BUF_FLAG_PFRAME 0x0010 /* Image is a P-frame */ | |
596 | #define V4L2_BUF_FLAG_BFRAME 0x0020 /* Image is a B-frame */ | |
597 | #define V4L2_BUF_FLAG_TIMECODE 0x0100 /* timecode field is valid */ | |
598 | #define V4L2_BUF_FLAG_INPUT 0x0200 /* input field is valid */ | |
599 | ||
600 | /* | |
601 | * O V E R L A Y P R E V I E W | |
602 | */ | |
603 | struct v4l2_framebuffer | |
604 | { | |
605 | __u32 capability; | |
606 | __u32 flags; | |
607 | /* FIXME: in theory we should pass something like PCI device + memory | |
608 | * region + offset instead of some physical address */ | |
609 | void* base; | |
610 | struct v4l2_pix_format fmt; | |
611 | }; | |
612 | /* Flags for the 'capability' field. Read only */ | |
613 | #define V4L2_FBUF_CAP_EXTERNOVERLAY 0x0001 | |
614 | #define V4L2_FBUF_CAP_CHROMAKEY 0x0002 | |
615 | #define V4L2_FBUF_CAP_LIST_CLIPPING 0x0004 | |
616 | #define V4L2_FBUF_CAP_BITMAP_CLIPPING 0x0008 | |
617 | #define V4L2_FBUF_CAP_LOCAL_ALPHA 0x0010 | |
618 | #define V4L2_FBUF_CAP_GLOBAL_ALPHA 0x0020 | |
619 | /* Flags for the 'flags' field. */ | |
620 | #define V4L2_FBUF_FLAG_PRIMARY 0x0001 | |
621 | #define V4L2_FBUF_FLAG_OVERLAY 0x0002 | |
622 | #define V4L2_FBUF_FLAG_CHROMAKEY 0x0004 | |
623 | #define V4L2_FBUF_FLAG_LOCAL_ALPHA 0x0008 | |
624 | #define V4L2_FBUF_FLAG_GLOBAL_ALPHA 0x0010 | |
625 | ||
626 | struct v4l2_clip | |
627 | { | |
628 | struct v4l2_rect c; | |
629 | struct v4l2_clip __user *next; | |
630 | }; | |
631 | ||
632 | struct v4l2_window | |
633 | { | |
634 | struct v4l2_rect w; | |
635 | enum v4l2_field field; | |
636 | __u32 chromakey; | |
637 | struct v4l2_clip __user *clips; | |
638 | __u32 clipcount; | |
639 | void __user *bitmap; | |
640 | __u8 global_alpha; | |
641 | }; | |
642 | ||
643 | /* | |
644 | * C A P T U R E P A R A M E T E R S | |
645 | */ | |
646 | struct v4l2_captureparm | |
647 | { | |
648 | __u32 capability; /* Supported modes */ | |
649 | __u32 capturemode; /* Current mode */ | |
650 | struct v4l2_fract timeperframe; /* Time per frame in .1us units */ | |
651 | __u32 extendedmode; /* Driver-specific extensions */ | |
652 | __u32 readbuffers; /* # of buffers for read */ | |
653 | __u32 reserved[4]; | |
654 | }; | |
655 | ||
656 | /* Flags for 'capability' and 'capturemode' fields */ | |
657 | #define V4L2_MODE_HIGHQUALITY 0x0001 /* High quality imaging mode */ | |
658 | #define V4L2_CAP_TIMEPERFRAME 0x1000 /* timeperframe field is supported */ | |
659 | ||
660 | struct v4l2_outputparm | |
661 | { | |
662 | __u32 capability; /* Supported modes */ | |
663 | __u32 outputmode; /* Current mode */ | |
664 | struct v4l2_fract timeperframe; /* Time per frame in seconds */ | |
665 | __u32 extendedmode; /* Driver-specific extensions */ | |
666 | __u32 writebuffers; /* # of buffers for write */ | |
667 | __u32 reserved[4]; | |
668 | }; | |
669 | ||
670 | /* | |
671 | * I N P U T I M A G E C R O P P I N G | |
672 | */ | |
673 | struct v4l2_cropcap { | |
674 | enum v4l2_buf_type type; | |
675 | struct v4l2_rect bounds; | |
676 | struct v4l2_rect defrect; | |
677 | struct v4l2_fract pixelaspect; | |
678 | }; | |
679 | ||
680 | struct v4l2_crop { | |
681 | enum v4l2_buf_type type; | |
682 | struct v4l2_rect c; | |
683 | }; | |
684 | ||
685 | /* | |
686 | * A N A L O G V I D E O S T A N D A R D | |
687 | */ | |
688 | ||
689 | typedef __u64 v4l2_std_id; | |
690 | ||
691 | /* one bit for each */ | |
692 | #define V4L2_STD_PAL_B ((v4l2_std_id)0x00000001) | |
693 | #define V4L2_STD_PAL_B1 ((v4l2_std_id)0x00000002) | |
694 | #define V4L2_STD_PAL_G ((v4l2_std_id)0x00000004) | |
695 | #define V4L2_STD_PAL_H ((v4l2_std_id)0x00000008) | |
696 | #define V4L2_STD_PAL_I ((v4l2_std_id)0x00000010) | |
697 | #define V4L2_STD_PAL_D ((v4l2_std_id)0x00000020) | |
698 | #define V4L2_STD_PAL_D1 ((v4l2_std_id)0x00000040) | |
699 | #define V4L2_STD_PAL_K ((v4l2_std_id)0x00000080) | |
700 | ||
701 | #define V4L2_STD_PAL_M ((v4l2_std_id)0x00000100) | |
702 | #define V4L2_STD_PAL_N ((v4l2_std_id)0x00000200) | |
703 | #define V4L2_STD_PAL_Nc ((v4l2_std_id)0x00000400) | |
704 | #define V4L2_STD_PAL_60 ((v4l2_std_id)0x00000800) | |
705 | ||
706 | #define V4L2_STD_NTSC_M ((v4l2_std_id)0x00001000) | |
707 | #define V4L2_STD_NTSC_M_JP ((v4l2_std_id)0x00002000) | |
708 | #define V4L2_STD_NTSC_443 ((v4l2_std_id)0x00004000) | |
709 | #define V4L2_STD_NTSC_M_KR ((v4l2_std_id)0x00008000) | |
710 | ||
711 | #define V4L2_STD_SECAM_B ((v4l2_std_id)0x00010000) | |
712 | #define V4L2_STD_SECAM_D ((v4l2_std_id)0x00020000) | |
713 | #define V4L2_STD_SECAM_G ((v4l2_std_id)0x00040000) | |
714 | #define V4L2_STD_SECAM_H ((v4l2_std_id)0x00080000) | |
715 | #define V4L2_STD_SECAM_K ((v4l2_std_id)0x00100000) | |
716 | #define V4L2_STD_SECAM_K1 ((v4l2_std_id)0x00200000) | |
717 | #define V4L2_STD_SECAM_L ((v4l2_std_id)0x00400000) | |
718 | #define V4L2_STD_SECAM_LC ((v4l2_std_id)0x00800000) | |
719 | ||
720 | /* ATSC/HDTV */ | |
721 | #define V4L2_STD_ATSC_8_VSB ((v4l2_std_id)0x01000000) | |
722 | #define V4L2_STD_ATSC_16_VSB ((v4l2_std_id)0x02000000) | |
723 | ||
724 | /* FIXME: | |
725 | Although std_id is 64 bits, there is an issue on PPC32 architecture that | |
726 | makes switch(__u64) to break. So, there's a hack on v4l2-common.c rounding | |
727 | this value to 32 bits. | |
728 | As, currently, the max value is for V4L2_STD_ATSC_16_VSB (30 bits wide), | |
729 | it should work fine. However, if needed to add more than two standards, | |
730 | v4l2-common.c should be fixed. | |
731 | */ | |
732 | ||
733 | /* some merged standards */ | |
734 | #define V4L2_STD_MN (V4L2_STD_PAL_M|V4L2_STD_PAL_N|V4L2_STD_PAL_Nc|V4L2_STD_NTSC) | |
735 | #define V4L2_STD_B (V4L2_STD_PAL_B|V4L2_STD_PAL_B1|V4L2_STD_SECAM_B) | |
736 | #define V4L2_STD_GH (V4L2_STD_PAL_G|V4L2_STD_PAL_H|V4L2_STD_SECAM_G|V4L2_STD_SECAM_H) | |
737 | #define V4L2_STD_DK (V4L2_STD_PAL_DK|V4L2_STD_SECAM_DK) | |
738 | ||
739 | /* some common needed stuff */ | |
740 | #define V4L2_STD_PAL_BG (V4L2_STD_PAL_B |\ | |
741 | V4L2_STD_PAL_B1 |\ | |
742 | V4L2_STD_PAL_G) | |
743 | #define V4L2_STD_PAL_DK (V4L2_STD_PAL_D |\ | |
744 | V4L2_STD_PAL_D1 |\ | |
745 | V4L2_STD_PAL_K) | |
746 | #define V4L2_STD_PAL (V4L2_STD_PAL_BG |\ | |
747 | V4L2_STD_PAL_DK |\ | |
748 | V4L2_STD_PAL_H |\ | |
749 | V4L2_STD_PAL_I) | |
750 | #define V4L2_STD_NTSC (V4L2_STD_NTSC_M |\ | |
751 | V4L2_STD_NTSC_M_JP |\ | |
752 | V4L2_STD_NTSC_M_KR) | |
753 | #define V4L2_STD_SECAM_DK (V4L2_STD_SECAM_D |\ | |
754 | V4L2_STD_SECAM_K |\ | |
755 | V4L2_STD_SECAM_K1) | |
756 | #define V4L2_STD_SECAM (V4L2_STD_SECAM_B |\ | |
757 | V4L2_STD_SECAM_G |\ | |
758 | V4L2_STD_SECAM_H |\ | |
759 | V4L2_STD_SECAM_DK |\ | |
760 | V4L2_STD_SECAM_L |\ | |
761 | V4L2_STD_SECAM_LC) | |
762 | ||
763 | #define V4L2_STD_525_60 (V4L2_STD_PAL_M |\ | |
764 | V4L2_STD_PAL_60 |\ | |
765 | V4L2_STD_NTSC |\ | |
766 | V4L2_STD_NTSC_443) | |
767 | #define V4L2_STD_625_50 (V4L2_STD_PAL |\ | |
768 | V4L2_STD_PAL_N |\ | |
769 | V4L2_STD_PAL_Nc |\ | |
770 | V4L2_STD_SECAM) | |
771 | #define V4L2_STD_ATSC (V4L2_STD_ATSC_8_VSB |\ | |
772 | V4L2_STD_ATSC_16_VSB) | |
773 | ||
774 | #define V4L2_STD_UNKNOWN 0 | |
775 | #define V4L2_STD_ALL (V4L2_STD_525_60 |\ | |
776 | V4L2_STD_625_50) | |
777 | ||
778 | struct v4l2_standard | |
779 | { | |
780 | __u32 index; | |
781 | v4l2_std_id id; | |
782 | __u8 name[24]; | |
783 | struct v4l2_fract frameperiod; /* Frames, not fields */ | |
784 | __u32 framelines; | |
785 | __u32 reserved[4]; | |
786 | }; | |
787 | ||
788 | /* | |
789 | * V I D E O I N P U T S | |
790 | */ | |
791 | struct v4l2_input | |
792 | { | |
793 | __u32 index; /* Which input */ | |
794 | __u8 name[32]; /* Label */ | |
795 | __u32 type; /* Type of input */ | |
796 | __u32 audioset; /* Associated audios (bitfield) */ | |
797 | __u32 tuner; /* Associated tuner */ | |
798 | v4l2_std_id std; | |
799 | __u32 status; | |
800 | __u32 reserved[4]; | |
801 | }; | |
802 | ||
803 | /* Values for the 'type' field */ | |
804 | #define V4L2_INPUT_TYPE_TUNER 1 | |
805 | #define V4L2_INPUT_TYPE_CAMERA 2 | |
806 | ||
807 | /* field 'status' - general */ | |
808 | #define V4L2_IN_ST_NO_POWER 0x00000001 /* Attached device is off */ | |
809 | #define V4L2_IN_ST_NO_SIGNAL 0x00000002 | |
810 | #define V4L2_IN_ST_NO_COLOR 0x00000004 | |
811 | ||
812 | /* field 'status' - analog */ | |
813 | #define V4L2_IN_ST_NO_H_LOCK 0x00000100 /* No horizontal sync lock */ | |
814 | #define V4L2_IN_ST_COLOR_KILL 0x00000200 /* Color killer is active */ | |
815 | ||
816 | /* field 'status' - digital */ | |
817 | #define V4L2_IN_ST_NO_SYNC 0x00010000 /* No synchronization lock */ | |
818 | #define V4L2_IN_ST_NO_EQU 0x00020000 /* No equalizer lock */ | |
819 | #define V4L2_IN_ST_NO_CARRIER 0x00040000 /* Carrier recovery failed */ | |
820 | ||
821 | /* field 'status' - VCR and set-top box */ | |
822 | #define V4L2_IN_ST_MACROVISION 0x01000000 /* Macrovision detected */ | |
823 | #define V4L2_IN_ST_NO_ACCESS 0x02000000 /* Conditional access denied */ | |
824 | #define V4L2_IN_ST_VTR 0x04000000 /* VTR time constant */ | |
825 | ||
826 | /* | |
827 | * V I D E O O U T P U T S | |
828 | */ | |
829 | struct v4l2_output | |
830 | { | |
831 | __u32 index; /* Which output */ | |
832 | __u8 name[32]; /* Label */ | |
833 | __u32 type; /* Type of output */ | |
834 | __u32 audioset; /* Associated audios (bitfield) */ | |
835 | __u32 modulator; /* Associated modulator */ | |
836 | v4l2_std_id std; | |
837 | __u32 reserved[4]; | |
838 | }; | |
839 | /* Values for the 'type' field */ | |
840 | #define V4L2_OUTPUT_TYPE_MODULATOR 1 | |
841 | #define V4L2_OUTPUT_TYPE_ANALOG 2 | |
842 | #define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY 3 | |
843 | ||
844 | /* | |
845 | * C O N T R O L S | |
846 | */ | |
847 | struct v4l2_control | |
848 | { | |
849 | __u32 id; | |
850 | __s32 value; | |
851 | }; | |
852 | ||
853 | struct v4l2_ext_control | |
854 | { | |
855 | __u32 id; | |
856 | __u32 reserved2[2]; | |
857 | union { | |
858 | __s32 value; | |
859 | __s64 value64; | |
860 | void *reserved; | |
861 | }; | |
862 | } __attribute__ ((packed)); | |
863 | ||
864 | struct v4l2_ext_controls | |
865 | { | |
866 | __u32 ctrl_class; | |
867 | __u32 count; | |
868 | __u32 error_idx; | |
869 | __u32 reserved[2]; | |
870 | struct v4l2_ext_control *controls; | |
871 | }; | |
872 | ||
873 | /* Values for ctrl_class field */ | |
874 | #define V4L2_CTRL_CLASS_USER 0x00980000 /* Old-style 'user' controls */ | |
875 | #define V4L2_CTRL_CLASS_MPEG 0x00990000 /* MPEG-compression controls */ | |
876 | ||
877 | #define V4L2_CTRL_ID_MASK (0x0fffffff) | |
878 | #define V4L2_CTRL_ID2CLASS(id) ((id) & 0x0fff0000UL) | |
879 | #define V4L2_CTRL_DRIVER_PRIV(id) (((id) & 0xffff) >= 0x1000) | |
880 | ||
881 | /* Used in the VIDIOC_QUERYCTRL ioctl for querying controls */ | |
882 | struct v4l2_queryctrl | |
883 | { | |
884 | __u32 id; | |
885 | enum v4l2_ctrl_type type; | |
886 | __u8 name[32]; /* Whatever */ | |
887 | __s32 minimum; /* Note signedness */ | |
888 | __s32 maximum; | |
889 | __s32 step; | |
890 | __s32 default_value; | |
891 | __u32 flags; | |
892 | __u32 reserved[2]; | |
893 | }; | |
894 | ||
895 | /* Used in the VIDIOC_QUERYMENU ioctl for querying menu items */ | |
896 | struct v4l2_querymenu | |
897 | { | |
898 | __u32 id; | |
899 | __u32 index; | |
900 | __u8 name[32]; /* Whatever */ | |
901 | __u32 reserved; | |
902 | }; | |
903 | ||
904 | /* Control flags */ | |
905 | #define V4L2_CTRL_FLAG_DISABLED 0x0001 | |
906 | #define V4L2_CTRL_FLAG_GRABBED 0x0002 | |
907 | #define V4L2_CTRL_FLAG_READ_ONLY 0x0004 | |
908 | #define V4L2_CTRL_FLAG_UPDATE 0x0008 | |
909 | #define V4L2_CTRL_FLAG_INACTIVE 0x0010 | |
910 | #define V4L2_CTRL_FLAG_SLIDER 0x0020 | |
911 | ||
912 | /* Query flag, to be ORed with the control ID */ | |
913 | #define V4L2_CTRL_FLAG_NEXT_CTRL 0x80000000 | |
914 | ||
915 | /* User-class control IDs defined by V4L2 */ | |
916 | #define V4L2_CID_BASE (V4L2_CTRL_CLASS_USER | 0x900) | |
917 | #define V4L2_CID_USER_BASE V4L2_CID_BASE | |
918 | /* IDs reserved for driver specific controls */ | |
919 | #define V4L2_CID_PRIVATE_BASE 0x08000000 | |
920 | ||
921 | #define V4L2_CID_USER_CLASS (V4L2_CTRL_CLASS_USER | 1) | |
922 | #define V4L2_CID_BRIGHTNESS (V4L2_CID_BASE+0) | |
923 | #define V4L2_CID_CONTRAST (V4L2_CID_BASE+1) | |
924 | #define V4L2_CID_SATURATION (V4L2_CID_BASE+2) | |
925 | #define V4L2_CID_HUE (V4L2_CID_BASE+3) | |
926 | #define V4L2_CID_AUDIO_VOLUME (V4L2_CID_BASE+5) | |
927 | #define V4L2_CID_AUDIO_BALANCE (V4L2_CID_BASE+6) | |
928 | #define V4L2_CID_AUDIO_BASS (V4L2_CID_BASE+7) | |
929 | #define V4L2_CID_AUDIO_TREBLE (V4L2_CID_BASE+8) | |
930 | #define V4L2_CID_AUDIO_MUTE (V4L2_CID_BASE+9) | |
931 | #define V4L2_CID_AUDIO_LOUDNESS (V4L2_CID_BASE+10) | |
932 | #define V4L2_CID_BLACK_LEVEL (V4L2_CID_BASE+11) | |
933 | #define V4L2_CID_AUTO_WHITE_BALANCE (V4L2_CID_BASE+12) | |
934 | #define V4L2_CID_DO_WHITE_BALANCE (V4L2_CID_BASE+13) | |
935 | #define V4L2_CID_RED_BALANCE (V4L2_CID_BASE+14) | |
936 | #define V4L2_CID_BLUE_BALANCE (V4L2_CID_BASE+15) | |
937 | #define V4L2_CID_GAMMA (V4L2_CID_BASE+16) | |
938 | #define V4L2_CID_WHITENESS (V4L2_CID_GAMMA) /* ? Not sure */ | |
939 | #define V4L2_CID_EXPOSURE (V4L2_CID_BASE+17) | |
940 | #define V4L2_CID_AUTOGAIN (V4L2_CID_BASE+18) | |
941 | #define V4L2_CID_GAIN (V4L2_CID_BASE+19) | |
942 | #define V4L2_CID_HFLIP (V4L2_CID_BASE+20) | |
943 | #define V4L2_CID_VFLIP (V4L2_CID_BASE+21) | |
944 | #define V4L2_CID_HCENTER (V4L2_CID_BASE+22) | |
945 | #define V4L2_CID_VCENTER (V4L2_CID_BASE+23) | |
946 | #define V4L2_CID_LASTP1 (V4L2_CID_BASE+24) /* last CID + 1 */ | |
947 | ||
948 | /* MPEG-class control IDs defined by V4L2 */ | |
949 | #define V4L2_CID_MPEG_BASE (V4L2_CTRL_CLASS_MPEG | 0x900) | |
950 | #define V4L2_CID_MPEG_CLASS (V4L2_CTRL_CLASS_MPEG | 1) | |
951 | ||
952 | /* MPEG streams */ | |
953 | #define V4L2_CID_MPEG_STREAM_TYPE (V4L2_CID_MPEG_BASE+0) | |
954 | enum v4l2_mpeg_stream_type { | |
955 | V4L2_MPEG_STREAM_TYPE_MPEG2_PS = 0, /* MPEG-2 program stream */ | |
956 | V4L2_MPEG_STREAM_TYPE_MPEG2_TS = 1, /* MPEG-2 transport stream */ | |
957 | V4L2_MPEG_STREAM_TYPE_MPEG1_SS = 2, /* MPEG-1 system stream */ | |
958 | V4L2_MPEG_STREAM_TYPE_MPEG2_DVD = 3, /* MPEG-2 DVD-compatible stream */ | |
959 | V4L2_MPEG_STREAM_TYPE_MPEG1_VCD = 4, /* MPEG-1 VCD-compatible stream */ | |
960 | V4L2_MPEG_STREAM_TYPE_MPEG2_SVCD = 5, /* MPEG-2 SVCD-compatible stream */ | |
961 | }; | |
962 | #define V4L2_CID_MPEG_STREAM_PID_PMT (V4L2_CID_MPEG_BASE+1) | |
963 | #define V4L2_CID_MPEG_STREAM_PID_AUDIO (V4L2_CID_MPEG_BASE+2) | |
964 | #define V4L2_CID_MPEG_STREAM_PID_VIDEO (V4L2_CID_MPEG_BASE+3) | |
965 | #define V4L2_CID_MPEG_STREAM_PID_PCR (V4L2_CID_MPEG_BASE+4) | |
966 | #define V4L2_CID_MPEG_STREAM_PES_ID_AUDIO (V4L2_CID_MPEG_BASE+5) | |
967 | #define V4L2_CID_MPEG_STREAM_PES_ID_VIDEO (V4L2_CID_MPEG_BASE+6) | |
968 | #define V4L2_CID_MPEG_STREAM_VBI_FMT (V4L2_CID_MPEG_BASE+7) | |
969 | enum v4l2_mpeg_stream_vbi_fmt { | |
970 | V4L2_MPEG_STREAM_VBI_FMT_NONE = 0, /* No VBI in the MPEG stream */ | |
971 | V4L2_MPEG_STREAM_VBI_FMT_IVTV = 1, /* VBI in private packets, IVTV format */ | |
972 | }; | |
973 | ||
974 | /* MPEG audio */ | |
975 | #define V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ (V4L2_CID_MPEG_BASE+100) | |
976 | enum v4l2_mpeg_audio_sampling_freq { | |
977 | V4L2_MPEG_AUDIO_SAMPLING_FREQ_44100 = 0, | |
978 | V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000 = 1, | |
979 | V4L2_MPEG_AUDIO_SAMPLING_FREQ_32000 = 2, | |
980 | }; | |
981 | #define V4L2_CID_MPEG_AUDIO_ENCODING (V4L2_CID_MPEG_BASE+101) | |
982 | enum v4l2_mpeg_audio_encoding { | |
983 | V4L2_MPEG_AUDIO_ENCODING_LAYER_1 = 0, | |
984 | V4L2_MPEG_AUDIO_ENCODING_LAYER_2 = 1, | |
985 | V4L2_MPEG_AUDIO_ENCODING_LAYER_3 = 2, | |
986 | }; | |
987 | #define V4L2_CID_MPEG_AUDIO_L1_BITRATE (V4L2_CID_MPEG_BASE+102) | |
988 | enum v4l2_mpeg_audio_l1_bitrate { | |
989 | V4L2_MPEG_AUDIO_L1_BITRATE_32K = 0, | |
990 | V4L2_MPEG_AUDIO_L1_BITRATE_64K = 1, | |
991 | V4L2_MPEG_AUDIO_L1_BITRATE_96K = 2, | |
992 | V4L2_MPEG_AUDIO_L1_BITRATE_128K = 3, | |
993 | V4L2_MPEG_AUDIO_L1_BITRATE_160K = 4, | |
994 | V4L2_MPEG_AUDIO_L1_BITRATE_192K = 5, | |
995 | V4L2_MPEG_AUDIO_L1_BITRATE_224K = 6, | |
996 | V4L2_MPEG_AUDIO_L1_BITRATE_256K = 7, | |
997 | V4L2_MPEG_AUDIO_L1_BITRATE_288K = 8, | |
998 | V4L2_MPEG_AUDIO_L1_BITRATE_320K = 9, | |
999 | V4L2_MPEG_AUDIO_L1_BITRATE_352K = 10, | |
1000 | V4L2_MPEG_AUDIO_L1_BITRATE_384K = 11, | |
1001 | V4L2_MPEG_AUDIO_L1_BITRATE_416K = 12, | |
1002 | V4L2_MPEG_AUDIO_L1_BITRATE_448K = 13, | |
1003 | }; | |
1004 | #define V4L2_CID_MPEG_AUDIO_L2_BITRATE (V4L2_CID_MPEG_BASE+103) | |
1005 | enum v4l2_mpeg_audio_l2_bitrate { | |
1006 | V4L2_MPEG_AUDIO_L2_BITRATE_32K = 0, | |
1007 | V4L2_MPEG_AUDIO_L2_BITRATE_48K = 1, | |
1008 | V4L2_MPEG_AUDIO_L2_BITRATE_56K = 2, | |
1009 | V4L2_MPEG_AUDIO_L2_BITRATE_64K = 3, | |
1010 | V4L2_MPEG_AUDIO_L2_BITRATE_80K = 4, | |
1011 | V4L2_MPEG_AUDIO_L2_BITRATE_96K = 5, | |
1012 | V4L2_MPEG_AUDIO_L2_BITRATE_112K = 6, | |
1013 | V4L2_MPEG_AUDIO_L2_BITRATE_128K = 7, | |
1014 | V4L2_MPEG_AUDIO_L2_BITRATE_160K = 8, | |
1015 | V4L2_MPEG_AUDIO_L2_BITRATE_192K = 9, | |
1016 | V4L2_MPEG_AUDIO_L2_BITRATE_224K = 10, | |
1017 | V4L2_MPEG_AUDIO_L2_BITRATE_256K = 11, | |
1018 | V4L2_MPEG_AUDIO_L2_BITRATE_320K = 12, | |
1019 | V4L2_MPEG_AUDIO_L2_BITRATE_384K = 13, | |
1020 | }; | |
1021 | #define V4L2_CID_MPEG_AUDIO_L3_BITRATE (V4L2_CID_MPEG_BASE+104) | |
1022 | enum v4l2_mpeg_audio_l3_bitrate { | |
1023 | V4L2_MPEG_AUDIO_L3_BITRATE_32K = 0, | |
1024 | V4L2_MPEG_AUDIO_L3_BITRATE_40K = 1, | |
1025 | V4L2_MPEG_AUDIO_L3_BITRATE_48K = 2, | |
1026 | V4L2_MPEG_AUDIO_L3_BITRATE_56K = 3, | |
1027 | V4L2_MPEG_AUDIO_L3_BITRATE_64K = 4, | |
1028 | V4L2_MPEG_AUDIO_L3_BITRATE_80K = 5, | |
1029 | V4L2_MPEG_AUDIO_L3_BITRATE_96K = 6, | |
1030 | V4L2_MPEG_AUDIO_L3_BITRATE_112K = 7, | |
1031 | V4L2_MPEG_AUDIO_L3_BITRATE_128K = 8, | |
1032 | V4L2_MPEG_AUDIO_L3_BITRATE_160K = 9, | |
1033 | V4L2_MPEG_AUDIO_L3_BITRATE_192K = 10, | |
1034 | V4L2_MPEG_AUDIO_L3_BITRATE_224K = 11, | |
1035 | V4L2_MPEG_AUDIO_L3_BITRATE_256K = 12, | |
1036 | V4L2_MPEG_AUDIO_L3_BITRATE_320K = 13, | |
1037 | }; | |
1038 | #define V4L2_CID_MPEG_AUDIO_MODE (V4L2_CID_MPEG_BASE+105) | |
1039 | enum v4l2_mpeg_audio_mode { | |
1040 | V4L2_MPEG_AUDIO_MODE_STEREO = 0, | |
1041 | V4L2_MPEG_AUDIO_MODE_JOINT_STEREO = 1, | |
1042 | V4L2_MPEG_AUDIO_MODE_DUAL = 2, | |
1043 | V4L2_MPEG_AUDIO_MODE_MONO = 3, | |
1044 | }; | |
1045 | #define V4L2_CID_MPEG_AUDIO_MODE_EXTENSION (V4L2_CID_MPEG_BASE+106) | |
1046 | enum v4l2_mpeg_audio_mode_extension { | |
1047 | V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4 = 0, | |
1048 | V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_8 = 1, | |
1049 | V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_12 = 2, | |
1050 | V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_16 = 3, | |
1051 | }; | |
1052 | #define V4L2_CID_MPEG_AUDIO_EMPHASIS (V4L2_CID_MPEG_BASE+107) | |
1053 | enum v4l2_mpeg_audio_emphasis { | |
1054 | V4L2_MPEG_AUDIO_EMPHASIS_NONE = 0, | |
1055 | V4L2_MPEG_AUDIO_EMPHASIS_50_DIV_15_uS = 1, | |
1056 | V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17 = 2, | |
1057 | }; | |
1058 | #define V4L2_CID_MPEG_AUDIO_CRC (V4L2_CID_MPEG_BASE+108) | |
1059 | enum v4l2_mpeg_audio_crc { | |
1060 | V4L2_MPEG_AUDIO_CRC_NONE = 0, | |
1061 | V4L2_MPEG_AUDIO_CRC_CRC16 = 1, | |
1062 | }; | |
1063 | #define V4L2_CID_MPEG_AUDIO_MUTE (V4L2_CID_MPEG_BASE+109) | |
1064 | ||
1065 | /* MPEG video */ | |
1066 | #define V4L2_CID_MPEG_VIDEO_ENCODING (V4L2_CID_MPEG_BASE+200) | |
1067 | enum v4l2_mpeg_video_encoding { | |
1068 | V4L2_MPEG_VIDEO_ENCODING_MPEG_1 = 0, | |
1069 | V4L2_MPEG_VIDEO_ENCODING_MPEG_2 = 1, | |
1070 | }; | |
1071 | #define V4L2_CID_MPEG_VIDEO_ASPECT (V4L2_CID_MPEG_BASE+201) | |
1072 | enum v4l2_mpeg_video_aspect { | |
1073 | V4L2_MPEG_VIDEO_ASPECT_1x1 = 0, | |
1074 | V4L2_MPEG_VIDEO_ASPECT_4x3 = 1, | |
1075 | V4L2_MPEG_VIDEO_ASPECT_16x9 = 2, | |
1076 | V4L2_MPEG_VIDEO_ASPECT_221x100 = 3, | |
1077 | }; | |
1078 | #define V4L2_CID_MPEG_VIDEO_B_FRAMES (V4L2_CID_MPEG_BASE+202) | |
1079 | #define V4L2_CID_MPEG_VIDEO_GOP_SIZE (V4L2_CID_MPEG_BASE+203) | |
1080 | #define V4L2_CID_MPEG_VIDEO_GOP_CLOSURE (V4L2_CID_MPEG_BASE+204) | |
1081 | #define V4L2_CID_MPEG_VIDEO_PULLDOWN (V4L2_CID_MPEG_BASE+205) | |
1082 | #define V4L2_CID_MPEG_VIDEO_BITRATE_MODE (V4L2_CID_MPEG_BASE+206) | |
1083 | enum v4l2_mpeg_video_bitrate_mode { | |
1084 | V4L2_MPEG_VIDEO_BITRATE_MODE_VBR = 0, | |
1085 | V4L2_MPEG_VIDEO_BITRATE_MODE_CBR = 1, | |
1086 | }; | |
1087 | #define V4L2_CID_MPEG_VIDEO_BITRATE (V4L2_CID_MPEG_BASE+207) | |
1088 | #define V4L2_CID_MPEG_VIDEO_BITRATE_PEAK (V4L2_CID_MPEG_BASE+208) | |
1089 | #define V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION (V4L2_CID_MPEG_BASE+209) | |
1090 | #define V4L2_CID_MPEG_VIDEO_MUTE (V4L2_CID_MPEG_BASE+210) | |
1091 | #define V4L2_CID_MPEG_VIDEO_MUTE_YUV (V4L2_CID_MPEG_BASE+211) | |
1092 | ||
1093 | /* MPEG-class control IDs specific to the CX2584x driver as defined by V4L2 */ | |
1094 | #define V4L2_CID_MPEG_CX2341X_BASE (V4L2_CTRL_CLASS_MPEG | 0x1000) | |
1095 | #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE (V4L2_CID_MPEG_CX2341X_BASE+0) | |
1096 | enum v4l2_mpeg_cx2341x_video_spatial_filter_mode { | |
1097 | V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL = 0, | |
1098 | V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO = 1, | |
1099 | }; | |
1100 | #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER (V4L2_CID_MPEG_CX2341X_BASE+1) | |
1101 | #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+2) | |
1102 | enum v4l2_mpeg_cx2341x_video_luma_spatial_filter_type { | |
1103 | V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF = 0, | |
1104 | V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_HOR = 1, | |
1105 | V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_VERT = 2, | |
1106 | V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_HV_SEPARABLE = 3, | |
1107 | V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_SYM_NON_SEPARABLE = 4, | |
1108 | }; | |
1109 | #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+3) | |
1110 | enum v4l2_mpeg_cx2341x_video_chroma_spatial_filter_type { | |
1111 | V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF = 0, | |
1112 | V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR = 1, | |
1113 | }; | |
1114 | #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE (V4L2_CID_MPEG_CX2341X_BASE+4) | |
1115 | enum v4l2_mpeg_cx2341x_video_temporal_filter_mode { | |
1116 | V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL = 0, | |
1117 | V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO = 1, | |
1118 | }; | |
1119 | #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER (V4L2_CID_MPEG_CX2341X_BASE+5) | |
1120 | #define V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+6) | |
1121 | enum v4l2_mpeg_cx2341x_video_median_filter_type { | |
1122 | V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF = 0, | |
1123 | V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR = 1, | |
1124 | V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_VERT = 2, | |
1125 | V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR_VERT = 3, | |
1126 | V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_DIAG = 4, | |
1127 | }; | |
1128 | #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM (V4L2_CID_MPEG_CX2341X_BASE+7) | |
1129 | #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP (V4L2_CID_MPEG_CX2341X_BASE+8) | |
1130 | #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM (V4L2_CID_MPEG_CX2341X_BASE+9) | |
1131 | #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP (V4L2_CID_MPEG_CX2341X_BASE+10) | |
1132 | #define V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS (V4L2_CID_MPEG_CX2341X_BASE+11) | |
1133 | ||
1134 | /* | |
1135 | * T U N I N G | |
1136 | */ | |
1137 | struct v4l2_tuner | |
1138 | { | |
1139 | __u32 index; | |
1140 | __u8 name[32]; | |
1141 | enum v4l2_tuner_type type; | |
1142 | __u32 capability; | |
1143 | __u32 rangelow; | |
1144 | __u32 rangehigh; | |
1145 | __u32 rxsubchans; | |
1146 | __u32 audmode; | |
1147 | __s32 signal; | |
1148 | __s32 afc; | |
1149 | __u32 reserved[4]; | |
1150 | }; | |
1151 | ||
1152 | struct v4l2_modulator | |
1153 | { | |
1154 | __u32 index; | |
1155 | __u8 name[32]; | |
1156 | __u32 capability; | |
1157 | __u32 rangelow; | |
1158 | __u32 rangehigh; | |
1159 | __u32 txsubchans; | |
1160 | __u32 reserved[4]; | |
1161 | }; | |
1162 | ||
1163 | /* Flags for the 'capability' field */ | |
1164 | #define V4L2_TUNER_CAP_LOW 0x0001 | |
1165 | #define V4L2_TUNER_CAP_NORM 0x0002 | |
1166 | #define V4L2_TUNER_CAP_STEREO 0x0010 | |
1167 | #define V4L2_TUNER_CAP_LANG2 0x0020 | |
1168 | #define V4L2_TUNER_CAP_SAP 0x0020 | |
1169 | #define V4L2_TUNER_CAP_LANG1 0x0040 | |
1170 | ||
1171 | /* Flags for the 'rxsubchans' field */ | |
1172 | #define V4L2_TUNER_SUB_MONO 0x0001 | |
1173 | #define V4L2_TUNER_SUB_STEREO 0x0002 | |
1174 | #define V4L2_TUNER_SUB_LANG2 0x0004 | |
1175 | #define V4L2_TUNER_SUB_SAP 0x0004 | |
1176 | #define V4L2_TUNER_SUB_LANG1 0x0008 | |
1177 | ||
1178 | /* Values for the 'audmode' field */ | |
1179 | #define V4L2_TUNER_MODE_MONO 0x0000 | |
1180 | #define V4L2_TUNER_MODE_STEREO 0x0001 | |
1181 | #define V4L2_TUNER_MODE_LANG2 0x0002 | |
1182 | #define V4L2_TUNER_MODE_SAP 0x0002 | |
1183 | #define V4L2_TUNER_MODE_LANG1 0x0003 | |
1184 | #define V4L2_TUNER_MODE_LANG1_LANG2 0x0004 | |
1185 | ||
1186 | struct v4l2_frequency | |
1187 | { | |
1188 | __u32 tuner; | |
1189 | enum v4l2_tuner_type type; | |
1190 | __u32 frequency; | |
1191 | __u32 reserved[8]; | |
1192 | }; | |
1193 | ||
1194 | /* | |
1195 | * A U D I O | |
1196 | */ | |
1197 | struct v4l2_audio | |
1198 | { | |
1199 | __u32 index; | |
1200 | __u8 name[32]; | |
1201 | __u32 capability; | |
1202 | __u32 mode; | |
1203 | __u32 reserved[2]; | |
1204 | }; | |
1205 | ||
1206 | /* Flags for the 'capability' field */ | |
1207 | #define V4L2_AUDCAP_STEREO 0x00001 | |
1208 | #define V4L2_AUDCAP_AVL 0x00002 | |
1209 | ||
1210 | /* Flags for the 'mode' field */ | |
1211 | #define V4L2_AUDMODE_AVL 0x00001 | |
1212 | ||
1213 | struct v4l2_audioout | |
1214 | { | |
1215 | __u32 index; | |
1216 | __u8 name[32]; | |
1217 | __u32 capability; | |
1218 | __u32 mode; | |
1219 | __u32 reserved[2]; | |
1220 | }; | |
1221 | ||
1222 | /* | |
1223 | * M P E G S E R V I C E S | |
1224 | * | |
1225 | * NOTE: EXPERIMENTAL API | |
1226 | */ | |
1227 | #if 1 | |
1228 | #define V4L2_ENC_IDX_FRAME_I (0) | |
1229 | #define V4L2_ENC_IDX_FRAME_P (1) | |
1230 | #define V4L2_ENC_IDX_FRAME_B (2) | |
1231 | #define V4L2_ENC_IDX_FRAME_MASK (0xf) | |
1232 | ||
1233 | struct v4l2_enc_idx_entry { | |
1234 | __u64 offset; | |
1235 | __u64 pts; | |
1236 | __u32 length; | |
1237 | __u32 flags; | |
1238 | __u32 reserved[2]; | |
1239 | }; | |
1240 | ||
1241 | #define V4L2_ENC_IDX_ENTRIES (64) | |
1242 | struct v4l2_enc_idx { | |
1243 | __u32 entries; | |
1244 | __u32 entries_cap; | |
1245 | __u32 reserved[4]; | |
1246 | struct v4l2_enc_idx_entry entry[V4L2_ENC_IDX_ENTRIES]; | |
1247 | }; | |
1248 | ||
1249 | ||
1250 | #define V4L2_ENC_CMD_START (0) | |
1251 | #define V4L2_ENC_CMD_STOP (1) | |
1252 | #define V4L2_ENC_CMD_PAUSE (2) | |
1253 | #define V4L2_ENC_CMD_RESUME (3) | |
1254 | ||
1255 | /* Flags for V4L2_ENC_CMD_STOP */ | |
1256 | #define V4L2_ENC_CMD_STOP_AT_GOP_END (1 << 0) | |
1257 | ||
1258 | struct v4l2_encoder_cmd { | |
1259 | __u32 cmd; | |
1260 | __u32 flags; | |
1261 | union { | |
1262 | struct { | |
1263 | __u32 data[8]; | |
1264 | } raw; | |
1265 | }; | |
1266 | }; | |
1267 | ||
1268 | #endif | |
1269 | ||
1270 | ||
1271 | /* | |
1272 | * D A T A S E R V I C E S ( V B I ) | |
1273 | * | |
1274 | * Data services API by Michael Schimek | |
1275 | */ | |
1276 | ||
1277 | /* Raw VBI */ | |
1278 | struct v4l2_vbi_format | |
1279 | { | |
1280 | __u32 sampling_rate; /* in 1 Hz */ | |
1281 | __u32 offset; | |
1282 | __u32 samples_per_line; | |
1283 | __u32 sample_format; /* V4L2_PIX_FMT_* */ | |
1284 | __s32 start[2]; | |
1285 | __u32 count[2]; | |
1286 | __u32 flags; /* V4L2_VBI_* */ | |
1287 | __u32 reserved[2]; /* must be zero */ | |
1288 | }; | |
1289 | ||
1290 | /* VBI flags */ | |
1291 | #define V4L2_VBI_UNSYNC (1<< 0) | |
1292 | #define V4L2_VBI_INTERLACED (1<< 1) | |
1293 | ||
1294 | /* Sliced VBI | |
1295 | * | |
1296 | * This implements is a proposal V4L2 API to allow SLICED VBI | |
1297 | * required for some hardware encoders. It should change without | |
1298 | * notice in the definitive implementation. | |
1299 | */ | |
1300 | ||
1301 | struct v4l2_sliced_vbi_format | |
1302 | { | |
1303 | __u16 service_set; | |
1304 | /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field | |
1305 | service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field | |
1306 | (equals frame lines 313-336 for 625 line video | |
1307 | standards, 263-286 for 525 line standards) */ | |
1308 | __u16 service_lines[2][24]; | |
1309 | __u32 io_size; | |
1310 | __u32 reserved[2]; /* must be zero */ | |
1311 | }; | |
1312 | ||
1313 | /* Teletext World System Teletext | |
1314 | (WST), defined on ITU-R BT.653-2 */ | |
1315 | #define V4L2_SLICED_TELETEXT_B (0x0001) | |
1316 | /* Video Program System, defined on ETS 300 231*/ | |
1317 | #define V4L2_SLICED_VPS (0x0400) | |
1318 | /* Closed Caption, defined on EIA-608 */ | |
1319 | #define V4L2_SLICED_CAPTION_525 (0x1000) | |
1320 | /* Wide Screen System, defined on ITU-R BT1119.1 */ | |
1321 | #define V4L2_SLICED_WSS_625 (0x4000) | |
1322 | ||
1323 | #define V4L2_SLICED_VBI_525 (V4L2_SLICED_CAPTION_525) | |
1324 | #define V4L2_SLICED_VBI_625 (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625) | |
1325 | ||
1326 | struct v4l2_sliced_vbi_cap | |
1327 | { | |
1328 | __u16 service_set; | |
1329 | /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field | |
1330 | service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field | |
1331 | (equals frame lines 313-336 for 625 line video | |
1332 | standards, 263-286 for 525 line standards) */ | |
1333 | __u16 service_lines[2][24]; | |
1334 | enum v4l2_buf_type type; | |
1335 | __u32 reserved[3]; /* must be 0 */ | |
1336 | }; | |
1337 | ||
1338 | struct v4l2_sliced_vbi_data | |
1339 | { | |
1340 | __u32 id; | |
1341 | __u32 field; /* 0: first field, 1: second field */ | |
1342 | __u32 line; /* 1-23 */ | |
1343 | __u32 reserved; /* must be 0 */ | |
1344 | __u8 data[48]; | |
1345 | }; | |
1346 | ||
1347 | /* | |
1348 | * A G G R E G A T E S T R U C T U R E S | |
1349 | */ | |
1350 | ||
1351 | /* Stream data format | |
1352 | */ | |
1353 | struct v4l2_format | |
1354 | { | |
1355 | enum v4l2_buf_type type; | |
1356 | union | |
1357 | { | |
1358 | struct v4l2_pix_format pix; // V4L2_BUF_TYPE_VIDEO_CAPTURE | |
1359 | struct v4l2_window win; // V4L2_BUF_TYPE_VIDEO_OVERLAY | |
1360 | struct v4l2_vbi_format vbi; // V4L2_BUF_TYPE_VBI_CAPTURE | |
1361 | struct v4l2_sliced_vbi_format sliced; // V4L2_BUF_TYPE_SLICED_VBI_CAPTURE | |
1362 | __u8 raw_data[200]; // user-defined | |
1363 | } fmt; | |
1364 | }; | |
1365 | ||
1366 | ||
1367 | /* Stream type-dependent parameters | |
1368 | */ | |
1369 | struct v4l2_streamparm | |
1370 | { | |
1371 | enum v4l2_buf_type type; | |
1372 | union | |
1373 | { | |
1374 | struct v4l2_captureparm capture; | |
1375 | struct v4l2_outputparm output; | |
1376 | __u8 raw_data[200]; /* user-defined */ | |
1377 | } parm; | |
1378 | }; | |
1379 | ||
1380 | /* | |
1381 | * A D V A N C E D D E B U G G I N G | |
1382 | * | |
1383 | * NOTE: EXPERIMENTAL API | |
1384 | */ | |
1385 | ||
1386 | /* VIDIOC_DBG_G_REGISTER and VIDIOC_DBG_S_REGISTER */ | |
1387 | ||
1388 | #define V4L2_CHIP_MATCH_HOST 0 /* Match against chip ID on host (0 for the host) */ | |
1389 | #define V4L2_CHIP_MATCH_I2C_DRIVER 1 /* Match against I2C driver ID */ | |
1390 | #define V4L2_CHIP_MATCH_I2C_ADDR 2 /* Match against I2C 7-bit address */ | |
1391 | ||
1392 | struct v4l2_register { | |
1393 | __u32 match_type; /* Match type */ | |
1394 | __u32 match_chip; /* Match this chip, meaning determined by match_type */ | |
1395 | __u64 reg; | |
1396 | __u64 val; | |
1397 | }; | |
1398 | ||
1399 | /* VIDIOC_G_CHIP_IDENT */ | |
1400 | struct v4l2_chip_ident { | |
1401 | __u32 match_type; /* Match type */ | |
1402 | __u32 match_chip; /* Match this chip, meaning determined by match_type */ | |
1403 | __u32 ident; /* chip identifier as specified in <media/v4l2-chip-ident.h> */ | |
1404 | __u32 revision; /* chip revision, chip specific */ | |
1405 | }; | |
1406 | ||
1407 | /* | |
1408 | * 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 | |
1409 | * | |
1410 | */ | |
1411 | #define VIDIOC_QUERYCAP _IOR ('V', 0, struct v4l2_capability) | |
1412 | #define VIDIOC_RESERVED _IO ('V', 1) | |
1413 | #define VIDIOC_ENUM_FMT _IOWR ('V', 2, struct v4l2_fmtdesc) | |
1414 | #define VIDIOC_G_FMT _IOWR ('V', 4, struct v4l2_format) | |
1415 | #define VIDIOC_S_FMT _IOWR ('V', 5, struct v4l2_format) | |
1416 | #ifdef __KERNEL__ | |
1417 | #define VIDIOC_G_MPEGCOMP _IOR ('V', 6, struct v4l2_mpeg_compression) | |
1418 | #define VIDIOC_S_MPEGCOMP _IOW ('V', 7, struct v4l2_mpeg_compression) | |
1419 | #endif | |
1420 | #define VIDIOC_REQBUFS _IOWR ('V', 8, struct v4l2_requestbuffers) | |
1421 | #define VIDIOC_QUERYBUF _IOWR ('V', 9, struct v4l2_buffer) | |
1422 | #define VIDIOC_G_FBUF _IOR ('V', 10, struct v4l2_framebuffer) | |
1423 | #define VIDIOC_S_FBUF _IOW ('V', 11, struct v4l2_framebuffer) | |
1424 | #define VIDIOC_OVERLAY _IOW ('V', 14, int) | |
1425 | #define VIDIOC_QBUF _IOWR ('V', 15, struct v4l2_buffer) | |
1426 | #define VIDIOC_DQBUF _IOWR ('V', 17, struct v4l2_buffer) | |
1427 | #define VIDIOC_STREAMON _IOW ('V', 18, int) | |
1428 | #define VIDIOC_STREAMOFF _IOW ('V', 19, int) | |
1429 | #define VIDIOC_G_PARM _IOWR ('V', 21, struct v4l2_streamparm) | |
1430 | #define VIDIOC_S_PARM _IOWR ('V', 22, struct v4l2_streamparm) | |
1431 | #define VIDIOC_G_STD _IOR ('V', 23, v4l2_std_id) | |
1432 | #define VIDIOC_S_STD _IOW ('V', 24, v4l2_std_id) | |
1433 | #define VIDIOC_ENUMSTD _IOWR ('V', 25, struct v4l2_standard) | |
1434 | #define VIDIOC_ENUMINPUT _IOWR ('V', 26, struct v4l2_input) | |
1435 | #define VIDIOC_G_CTRL _IOWR ('V', 27, struct v4l2_control) | |
1436 | #define VIDIOC_S_CTRL _IOWR ('V', 28, struct v4l2_control) | |
1437 | #define VIDIOC_G_TUNER _IOWR ('V', 29, struct v4l2_tuner) | |
1438 | #define VIDIOC_S_TUNER _IOW ('V', 30, struct v4l2_tuner) | |
1439 | #define VIDIOC_G_AUDIO _IOR ('V', 33, struct v4l2_audio) | |
1440 | #define VIDIOC_S_AUDIO _IOW ('V', 34, struct v4l2_audio) | |
1441 | #define VIDIOC_QUERYCTRL _IOWR ('V', 36, struct v4l2_queryctrl) | |
1442 | #define VIDIOC_QUERYMENU _IOWR ('V', 37, struct v4l2_querymenu) | |
1443 | #define VIDIOC_G_INPUT _IOR ('V', 38, int) | |
1444 | #define VIDIOC_S_INPUT _IOWR ('V', 39, int) | |
1445 | #define VIDIOC_G_OUTPUT _IOR ('V', 46, int) | |
1446 | #define VIDIOC_S_OUTPUT _IOWR ('V', 47, int) | |
1447 | #define VIDIOC_ENUMOUTPUT _IOWR ('V', 48, struct v4l2_output) | |
1448 | #define VIDIOC_G_AUDOUT _IOR ('V', 49, struct v4l2_audioout) | |
1449 | #define VIDIOC_S_AUDOUT _IOW ('V', 50, struct v4l2_audioout) | |
1450 | #define VIDIOC_G_MODULATOR _IOWR ('V', 54, struct v4l2_modulator) | |
1451 | #define VIDIOC_S_MODULATOR _IOW ('V', 55, struct v4l2_modulator) | |
1452 | #define VIDIOC_G_FREQUENCY _IOWR ('V', 56, struct v4l2_frequency) | |
1453 | #define VIDIOC_S_FREQUENCY _IOW ('V', 57, struct v4l2_frequency) | |
1454 | #define VIDIOC_CROPCAP _IOWR ('V', 58, struct v4l2_cropcap) | |
1455 | #define VIDIOC_G_CROP _IOWR ('V', 59, struct v4l2_crop) | |
1456 | #define VIDIOC_S_CROP _IOW ('V', 60, struct v4l2_crop) | |
1457 | #define VIDIOC_G_JPEGCOMP _IOR ('V', 61, struct v4l2_jpegcompression) | |
1458 | #define VIDIOC_S_JPEGCOMP _IOW ('V', 62, struct v4l2_jpegcompression) | |
1459 | #define VIDIOC_QUERYSTD _IOR ('V', 63, v4l2_std_id) | |
1460 | #define VIDIOC_TRY_FMT _IOWR ('V', 64, struct v4l2_format) | |
1461 | #define VIDIOC_ENUMAUDIO _IOWR ('V', 65, struct v4l2_audio) | |
1462 | #define VIDIOC_ENUMAUDOUT _IOWR ('V', 66, struct v4l2_audioout) | |
1463 | #define VIDIOC_G_PRIORITY _IOR ('V', 67, enum v4l2_priority) | |
1464 | #define VIDIOC_S_PRIORITY _IOW ('V', 68, enum v4l2_priority) | |
1465 | #define VIDIOC_G_SLICED_VBI_CAP _IOWR ('V', 69, struct v4l2_sliced_vbi_cap) | |
1466 | #define VIDIOC_LOG_STATUS _IO ('V', 70) | |
1467 | #define VIDIOC_G_EXT_CTRLS _IOWR ('V', 71, struct v4l2_ext_controls) | |
1468 | #define VIDIOC_S_EXT_CTRLS _IOWR ('V', 72, struct v4l2_ext_controls) | |
1469 | #define VIDIOC_TRY_EXT_CTRLS _IOWR ('V', 73, struct v4l2_ext_controls) | |
1470 | #if 1 | |
1471 | #define VIDIOC_ENUM_FRAMESIZES _IOWR ('V', 74, struct v4l2_frmsizeenum) | |
1472 | #define VIDIOC_ENUM_FRAMEINTERVALS _IOWR ('V', 75, struct v4l2_frmivalenum) | |
1473 | #define VIDIOC_G_ENC_INDEX _IOR ('V', 76, struct v4l2_enc_idx) | |
1474 | #define VIDIOC_ENCODER_CMD _IOWR ('V', 77, struct v4l2_encoder_cmd) | |
1475 | #define VIDIOC_TRY_ENCODER_CMD _IOWR ('V', 78, struct v4l2_encoder_cmd) | |
1476 | ||
1477 | /* Experimental, only implemented if CONFIG_VIDEO_ADV_DEBUG is defined */ | |
1478 | #define VIDIOC_DBG_S_REGISTER _IOW ('V', 79, struct v4l2_register) | |
1479 | #define VIDIOC_DBG_G_REGISTER _IOWR ('V', 80, struct v4l2_register) | |
1480 | ||
1481 | #define VIDIOC_G_CHIP_IDENT _IOWR ('V', 81, struct v4l2_chip_ident) | |
1482 | #endif | |
1483 | ||
1484 | #ifdef __OLD_VIDIOC_ | |
1485 | /* for compatibility, will go away some day */ | |
1486 | #define VIDIOC_OVERLAY_OLD _IOWR ('V', 14, int) | |
1487 | #define VIDIOC_S_PARM_OLD _IOW ('V', 22, struct v4l2_streamparm) | |
1488 | #define VIDIOC_S_CTRL_OLD _IOW ('V', 28, struct v4l2_control) | |
1489 | #define VIDIOC_G_AUDIO_OLD _IOWR ('V', 33, struct v4l2_audio) | |
1490 | #define VIDIOC_G_AUDOUT_OLD _IOWR ('V', 49, struct v4l2_audioout) | |
1491 | #define VIDIOC_CROPCAP_OLD _IOR ('V', 58, struct v4l2_cropcap) | |
1492 | #endif | |
1493 | ||
1494 | #define BASE_VIDIOC_PRIVATE 192 /* 192-255 are private */ | |
1495 | ||
1496 | #endif /* __LINUX_VIDEODEV2_H */ | |
1497 | ||
1498 | /* | |
1499 | * Local variables: | |
1500 | * c-basic-offset: 8 | |
1501 | * End: | |
1502 | */ |