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1 | /* |
2 | * Video for Linux Two header file | |
3 | * | |
4 | * Copyright (C) 1999-2012 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 _UAPI__LINUX_VIDEODEV2_H | |
57 | #define _UAPI__LINUX_VIDEODEV2_H | |
58 | ||
59 | #ifndef __KERNEL__ | |
60 | #include <sys/time.h> | |
61 | #endif | |
62 | #include <linux/compiler.h> | |
63 | #include <linux/ioctl.h> | |
64 | #include <linux/types.h> | |
65 | #include <linux/v4l2-common.h> | |
66 | #include <linux/v4l2-controls.h> | |
67 | ||
68 | /* | |
69 | * Common stuff for both V4L1 and V4L2 | |
70 | * Moved from videodev.h | |
71 | */ | |
72 | #define VIDEO_MAX_FRAME 32 | |
73 | #define VIDEO_MAX_PLANES 8 | |
74 | ||
75 | #ifndef __KERNEL__ | |
76 | ||
77 | /* These defines are V4L1 specific and should not be used with the V4L2 API! | |
78 | They will be removed from this header in the future. */ | |
79 | ||
80 | #define VID_TYPE_CAPTURE 1 /* Can capture */ | |
81 | #define VID_TYPE_TUNER 2 /* Can tune */ | |
82 | #define VID_TYPE_TELETEXT 4 /* Does teletext */ | |
83 | #define VID_TYPE_OVERLAY 8 /* Overlay onto frame buffer */ | |
84 | #define VID_TYPE_CHROMAKEY 16 /* Overlay by chromakey */ | |
85 | #define VID_TYPE_CLIPPING 32 /* Can clip */ | |
86 | #define VID_TYPE_FRAMERAM 64 /* Uses the frame buffer memory */ | |
87 | #define VID_TYPE_SCALES 128 /* Scalable */ | |
88 | #define VID_TYPE_MONOCHROME 256 /* Monochrome only */ | |
89 | #define VID_TYPE_SUBCAPTURE 512 /* Can capture subareas of the image */ | |
90 | #define VID_TYPE_MPEG_DECODER 1024 /* Can decode MPEG streams */ | |
91 | #define VID_TYPE_MPEG_ENCODER 2048 /* Can encode MPEG streams */ | |
92 | #define VID_TYPE_MJPEG_DECODER 4096 /* Can decode MJPEG streams */ | |
93 | #define VID_TYPE_MJPEG_ENCODER 8192 /* Can encode MJPEG streams */ | |
94 | #endif | |
95 | ||
96 | /* | |
97 | * M I S C E L L A N E O U S | |
98 | */ | |
99 | ||
100 | /* Four-character-code (FOURCC) */ | |
101 | #define v4l2_fourcc(a, b, c, d)\ | |
102 | ((__u32)(a) | ((__u32)(b) << 8) | ((__u32)(c) << 16) | ((__u32)(d) << 24)) | |
103 | ||
104 | /* | |
105 | * E N U M S | |
106 | */ | |
107 | enum v4l2_field { | |
108 | V4L2_FIELD_ANY = 0, /* driver can choose from none, | |
109 | top, bottom, interlaced | |
110 | depending on whatever it thinks | |
111 | is approximate ... */ | |
112 | V4L2_FIELD_NONE = 1, /* this device has no fields ... */ | |
113 | V4L2_FIELD_TOP = 2, /* top field only */ | |
114 | V4L2_FIELD_BOTTOM = 3, /* bottom field only */ | |
115 | V4L2_FIELD_INTERLACED = 4, /* both fields interlaced */ | |
116 | V4L2_FIELD_SEQ_TB = 5, /* both fields sequential into one | |
117 | buffer, top-bottom order */ | |
118 | V4L2_FIELD_SEQ_BT = 6, /* same as above + bottom-top order */ | |
119 | V4L2_FIELD_ALTERNATE = 7, /* both fields alternating into | |
120 | separate buffers */ | |
121 | V4L2_FIELD_INTERLACED_TB = 8, /* both fields interlaced, top field | |
122 | first and the top field is | |
123 | transmitted first */ | |
124 | V4L2_FIELD_INTERLACED_BT = 9, /* both fields interlaced, top field | |
125 | first and the bottom field is | |
126 | transmitted first */ | |
127 | }; | |
128 | #define V4L2_FIELD_HAS_TOP(field) \ | |
129 | ((field) == V4L2_FIELD_TOP ||\ | |
130 | (field) == V4L2_FIELD_INTERLACED ||\ | |
131 | (field) == V4L2_FIELD_INTERLACED_TB ||\ | |
132 | (field) == V4L2_FIELD_INTERLACED_BT ||\ | |
133 | (field) == V4L2_FIELD_SEQ_TB ||\ | |
134 | (field) == V4L2_FIELD_SEQ_BT) | |
135 | #define V4L2_FIELD_HAS_BOTTOM(field) \ | |
136 | ((field) == V4L2_FIELD_BOTTOM ||\ | |
137 | (field) == V4L2_FIELD_INTERLACED ||\ | |
138 | (field) == V4L2_FIELD_INTERLACED_TB ||\ | |
139 | (field) == V4L2_FIELD_INTERLACED_BT ||\ | |
140 | (field) == V4L2_FIELD_SEQ_TB ||\ | |
141 | (field) == V4L2_FIELD_SEQ_BT) | |
142 | #define V4L2_FIELD_HAS_BOTH(field) \ | |
143 | ((field) == V4L2_FIELD_INTERLACED ||\ | |
144 | (field) == V4L2_FIELD_INTERLACED_TB ||\ | |
145 | (field) == V4L2_FIELD_INTERLACED_BT ||\ | |
146 | (field) == V4L2_FIELD_SEQ_TB ||\ | |
147 | (field) == V4L2_FIELD_SEQ_BT) | |
148 | ||
149 | enum v4l2_buf_type { | |
150 | V4L2_BUF_TYPE_VIDEO_CAPTURE = 1, | |
151 | V4L2_BUF_TYPE_VIDEO_OUTPUT = 2, | |
152 | V4L2_BUF_TYPE_VIDEO_OVERLAY = 3, | |
153 | V4L2_BUF_TYPE_VBI_CAPTURE = 4, | |
154 | V4L2_BUF_TYPE_VBI_OUTPUT = 5, | |
155 | V4L2_BUF_TYPE_SLICED_VBI_CAPTURE = 6, | |
156 | V4L2_BUF_TYPE_SLICED_VBI_OUTPUT = 7, | |
157 | #if 1 | |
158 | /* Experimental */ | |
159 | V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY = 8, | |
160 | #endif | |
161 | V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE = 9, | |
162 | V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE = 10, | |
163 | /* Deprecated, do not use */ | |
164 | V4L2_BUF_TYPE_PRIVATE = 0x80, | |
165 | }; | |
166 | ||
167 | #define V4L2_TYPE_IS_MULTIPLANAR(type) \ | |
168 | ((type) == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE \ | |
169 | || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) | |
170 | ||
171 | #define V4L2_TYPE_IS_OUTPUT(type) \ | |
172 | ((type) == V4L2_BUF_TYPE_VIDEO_OUTPUT \ | |
173 | || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE \ | |
174 | || (type) == V4L2_BUF_TYPE_VIDEO_OVERLAY \ | |
175 | || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY \ | |
176 | || (type) == V4L2_BUF_TYPE_VBI_OUTPUT \ | |
177 | || (type) == V4L2_BUF_TYPE_SLICED_VBI_OUTPUT) | |
178 | ||
179 | enum v4l2_tuner_type { | |
180 | V4L2_TUNER_RADIO = 1, | |
181 | V4L2_TUNER_ANALOG_TV = 2, | |
182 | V4L2_TUNER_DIGITAL_TV = 3, | |
183 | }; | |
184 | ||
185 | enum v4l2_memory { | |
186 | V4L2_MEMORY_MMAP = 1, | |
187 | V4L2_MEMORY_USERPTR = 2, | |
188 | V4L2_MEMORY_OVERLAY = 3, | |
051c7788 | 189 | V4L2_MEMORY_DMABUF = 4, |
607ca46e DH |
190 | }; |
191 | ||
192 | /* see also http://vektor.theorem.ca/graphics/ycbcr/ */ | |
193 | enum v4l2_colorspace { | |
194 | /* ITU-R 601 -- broadcast NTSC/PAL */ | |
195 | V4L2_COLORSPACE_SMPTE170M = 1, | |
196 | ||
197 | /* 1125-Line (US) HDTV */ | |
198 | V4L2_COLORSPACE_SMPTE240M = 2, | |
199 | ||
200 | /* HD and modern captures. */ | |
201 | V4L2_COLORSPACE_REC709 = 3, | |
202 | ||
203 | /* broken BT878 extents (601, luma range 16-253 instead of 16-235) */ | |
204 | V4L2_COLORSPACE_BT878 = 4, | |
205 | ||
206 | /* These should be useful. Assume 601 extents. */ | |
207 | V4L2_COLORSPACE_470_SYSTEM_M = 5, | |
208 | V4L2_COLORSPACE_470_SYSTEM_BG = 6, | |
209 | ||
210 | /* I know there will be cameras that send this. So, this is | |
211 | * unspecified chromaticities and full 0-255 on each of the | |
212 | * Y'CbCr components | |
213 | */ | |
214 | V4L2_COLORSPACE_JPEG = 7, | |
215 | ||
216 | /* For RGB colourspaces, this is probably a good start. */ | |
217 | V4L2_COLORSPACE_SRGB = 8, | |
218 | }; | |
219 | ||
220 | enum v4l2_priority { | |
221 | V4L2_PRIORITY_UNSET = 0, /* not initialized */ | |
222 | V4L2_PRIORITY_BACKGROUND = 1, | |
223 | V4L2_PRIORITY_INTERACTIVE = 2, | |
224 | V4L2_PRIORITY_RECORD = 3, | |
225 | V4L2_PRIORITY_DEFAULT = V4L2_PRIORITY_INTERACTIVE, | |
226 | }; | |
227 | ||
228 | struct v4l2_rect { | |
229 | __s32 left; | |
230 | __s32 top; | |
231 | __s32 width; | |
232 | __s32 height; | |
233 | }; | |
234 | ||
235 | struct v4l2_fract { | |
236 | __u32 numerator; | |
237 | __u32 denominator; | |
238 | }; | |
239 | ||
240 | /** | |
241 | * struct v4l2_capability - Describes V4L2 device caps returned by VIDIOC_QUERYCAP | |
242 | * | |
243 | * @driver: name of the driver module (e.g. "bttv") | |
244 | * @card: name of the card (e.g. "Hauppauge WinTV") | |
245 | * @bus_info: name of the bus (e.g. "PCI:" + pci_name(pci_dev) ) | |
246 | * @version: KERNEL_VERSION | |
247 | * @capabilities: capabilities of the physical device as a whole | |
248 | * @device_caps: capabilities accessed via this particular device (node) | |
249 | * @reserved: reserved fields for future extensions | |
250 | */ | |
251 | struct v4l2_capability { | |
252 | __u8 driver[16]; | |
253 | __u8 card[32]; | |
254 | __u8 bus_info[32]; | |
255 | __u32 version; | |
256 | __u32 capabilities; | |
257 | __u32 device_caps; | |
258 | __u32 reserved[3]; | |
259 | }; | |
260 | ||
261 | /* Values for 'capabilities' field */ | |
262 | #define V4L2_CAP_VIDEO_CAPTURE 0x00000001 /* Is a video capture device */ | |
263 | #define V4L2_CAP_VIDEO_OUTPUT 0x00000002 /* Is a video output device */ | |
264 | #define V4L2_CAP_VIDEO_OVERLAY 0x00000004 /* Can do video overlay */ | |
265 | #define V4L2_CAP_VBI_CAPTURE 0x00000010 /* Is a raw VBI capture device */ | |
266 | #define V4L2_CAP_VBI_OUTPUT 0x00000020 /* Is a raw VBI output device */ | |
267 | #define V4L2_CAP_SLICED_VBI_CAPTURE 0x00000040 /* Is a sliced VBI capture device */ | |
268 | #define V4L2_CAP_SLICED_VBI_OUTPUT 0x00000080 /* Is a sliced VBI output device */ | |
269 | #define V4L2_CAP_RDS_CAPTURE 0x00000100 /* RDS data capture */ | |
270 | #define V4L2_CAP_VIDEO_OUTPUT_OVERLAY 0x00000200 /* Can do video output overlay */ | |
271 | #define V4L2_CAP_HW_FREQ_SEEK 0x00000400 /* Can do hardware frequency seek */ | |
272 | #define V4L2_CAP_RDS_OUTPUT 0x00000800 /* Is an RDS encoder */ | |
273 | ||
274 | /* Is a video capture device that supports multiplanar formats */ | |
275 | #define V4L2_CAP_VIDEO_CAPTURE_MPLANE 0x00001000 | |
276 | /* Is a video output device that supports multiplanar formats */ | |
277 | #define V4L2_CAP_VIDEO_OUTPUT_MPLANE 0x00002000 | |
278 | /* Is a video mem-to-mem device that supports multiplanar formats */ | |
279 | #define V4L2_CAP_VIDEO_M2M_MPLANE 0x00004000 | |
280 | /* Is a video mem-to-mem device */ | |
281 | #define V4L2_CAP_VIDEO_M2M 0x00008000 | |
282 | ||
283 | #define V4L2_CAP_TUNER 0x00010000 /* has a tuner */ | |
284 | #define V4L2_CAP_AUDIO 0x00020000 /* has audio support */ | |
285 | #define V4L2_CAP_RADIO 0x00040000 /* is a radio device */ | |
286 | #define V4L2_CAP_MODULATOR 0x00080000 /* has a modulator */ | |
287 | ||
288 | #define V4L2_CAP_READWRITE 0x01000000 /* read/write systemcalls */ | |
289 | #define V4L2_CAP_ASYNCIO 0x02000000 /* async I/O */ | |
290 | #define V4L2_CAP_STREAMING 0x04000000 /* streaming I/O ioctls */ | |
291 | ||
292 | #define V4L2_CAP_DEVICE_CAPS 0x80000000 /* sets device capabilities field */ | |
293 | ||
294 | /* | |
295 | * V I D E O I M A G E F O R M A T | |
296 | */ | |
297 | struct v4l2_pix_format { | |
298 | __u32 width; | |
299 | __u32 height; | |
300 | __u32 pixelformat; | |
301 | __u32 field; /* enum v4l2_field */ | |
302 | __u32 bytesperline; /* for padding, zero if unused */ | |
303 | __u32 sizeimage; | |
304 | __u32 colorspace; /* enum v4l2_colorspace */ | |
305 | __u32 priv; /* private data, depends on pixelformat */ | |
306 | }; | |
307 | ||
308 | /* Pixel format FOURCC depth Description */ | |
309 | ||
310 | /* RGB formats */ | |
311 | #define V4L2_PIX_FMT_RGB332 v4l2_fourcc('R', 'G', 'B', '1') /* 8 RGB-3-3-2 */ | |
312 | #define V4L2_PIX_FMT_RGB444 v4l2_fourcc('R', '4', '4', '4') /* 16 xxxxrrrr ggggbbbb */ | |
313 | #define V4L2_PIX_FMT_RGB555 v4l2_fourcc('R', 'G', 'B', 'O') /* 16 RGB-5-5-5 */ | |
314 | #define V4L2_PIX_FMT_RGB565 v4l2_fourcc('R', 'G', 'B', 'P') /* 16 RGB-5-6-5 */ | |
315 | #define V4L2_PIX_FMT_RGB555X v4l2_fourcc('R', 'G', 'B', 'Q') /* 16 RGB-5-5-5 BE */ | |
316 | #define V4L2_PIX_FMT_RGB565X v4l2_fourcc('R', 'G', 'B', 'R') /* 16 RGB-5-6-5 BE */ | |
317 | #define V4L2_PIX_FMT_BGR666 v4l2_fourcc('B', 'G', 'R', 'H') /* 18 BGR-6-6-6 */ | |
318 | #define V4L2_PIX_FMT_BGR24 v4l2_fourcc('B', 'G', 'R', '3') /* 24 BGR-8-8-8 */ | |
319 | #define V4L2_PIX_FMT_RGB24 v4l2_fourcc('R', 'G', 'B', '3') /* 24 RGB-8-8-8 */ | |
320 | #define V4L2_PIX_FMT_BGR32 v4l2_fourcc('B', 'G', 'R', '4') /* 32 BGR-8-8-8-8 */ | |
321 | #define V4L2_PIX_FMT_RGB32 v4l2_fourcc('R', 'G', 'B', '4') /* 32 RGB-8-8-8-8 */ | |
322 | ||
323 | /* Grey formats */ | |
324 | #define V4L2_PIX_FMT_GREY v4l2_fourcc('G', 'R', 'E', 'Y') /* 8 Greyscale */ | |
325 | #define V4L2_PIX_FMT_Y4 v4l2_fourcc('Y', '0', '4', ' ') /* 4 Greyscale */ | |
326 | #define V4L2_PIX_FMT_Y6 v4l2_fourcc('Y', '0', '6', ' ') /* 6 Greyscale */ | |
327 | #define V4L2_PIX_FMT_Y10 v4l2_fourcc('Y', '1', '0', ' ') /* 10 Greyscale */ | |
328 | #define V4L2_PIX_FMT_Y12 v4l2_fourcc('Y', '1', '2', ' ') /* 12 Greyscale */ | |
329 | #define V4L2_PIX_FMT_Y16 v4l2_fourcc('Y', '1', '6', ' ') /* 16 Greyscale */ | |
330 | ||
331 | /* Grey bit-packed formats */ | |
332 | #define V4L2_PIX_FMT_Y10BPACK v4l2_fourcc('Y', '1', '0', 'B') /* 10 Greyscale bit-packed */ | |
333 | ||
334 | /* Palette formats */ | |
335 | #define V4L2_PIX_FMT_PAL8 v4l2_fourcc('P', 'A', 'L', '8') /* 8 8-bit palette */ | |
336 | ||
05ad6fc1 MH |
337 | /* Chrominance formats */ |
338 | #define V4L2_PIX_FMT_UV8 v4l2_fourcc('U', 'V', '8', ' ') /* 8 UV 4:4 */ | |
339 | ||
607ca46e DH |
340 | /* Luminance+Chrominance formats */ |
341 | #define V4L2_PIX_FMT_YVU410 v4l2_fourcc('Y', 'V', 'U', '9') /* 9 YVU 4:1:0 */ | |
342 | #define V4L2_PIX_FMT_YVU420 v4l2_fourcc('Y', 'V', '1', '2') /* 12 YVU 4:2:0 */ | |
343 | #define V4L2_PIX_FMT_YUYV v4l2_fourcc('Y', 'U', 'Y', 'V') /* 16 YUV 4:2:2 */ | |
344 | #define V4L2_PIX_FMT_YYUV v4l2_fourcc('Y', 'Y', 'U', 'V') /* 16 YUV 4:2:2 */ | |
345 | #define V4L2_PIX_FMT_YVYU v4l2_fourcc('Y', 'V', 'Y', 'U') /* 16 YVU 4:2:2 */ | |
346 | #define V4L2_PIX_FMT_UYVY v4l2_fourcc('U', 'Y', 'V', 'Y') /* 16 YUV 4:2:2 */ | |
347 | #define V4L2_PIX_FMT_VYUY v4l2_fourcc('V', 'Y', 'U', 'Y') /* 16 YUV 4:2:2 */ | |
348 | #define V4L2_PIX_FMT_YUV422P v4l2_fourcc('4', '2', '2', 'P') /* 16 YVU422 planar */ | |
349 | #define V4L2_PIX_FMT_YUV411P v4l2_fourcc('4', '1', '1', 'P') /* 16 YVU411 planar */ | |
350 | #define V4L2_PIX_FMT_Y41P v4l2_fourcc('Y', '4', '1', 'P') /* 12 YUV 4:1:1 */ | |
351 | #define V4L2_PIX_FMT_YUV444 v4l2_fourcc('Y', '4', '4', '4') /* 16 xxxxyyyy uuuuvvvv */ | |
352 | #define V4L2_PIX_FMT_YUV555 v4l2_fourcc('Y', 'U', 'V', 'O') /* 16 YUV-5-5-5 */ | |
353 | #define V4L2_PIX_FMT_YUV565 v4l2_fourcc('Y', 'U', 'V', 'P') /* 16 YUV-5-6-5 */ | |
354 | #define V4L2_PIX_FMT_YUV32 v4l2_fourcc('Y', 'U', 'V', '4') /* 32 YUV-8-8-8-8 */ | |
355 | #define V4L2_PIX_FMT_YUV410 v4l2_fourcc('Y', 'U', 'V', '9') /* 9 YUV 4:1:0 */ | |
356 | #define V4L2_PIX_FMT_YUV420 v4l2_fourcc('Y', 'U', '1', '2') /* 12 YUV 4:2:0 */ | |
357 | #define V4L2_PIX_FMT_HI240 v4l2_fourcc('H', 'I', '2', '4') /* 8 8-bit color */ | |
358 | #define V4L2_PIX_FMT_HM12 v4l2_fourcc('H', 'M', '1', '2') /* 8 YUV 4:2:0 16x16 macroblocks */ | |
359 | #define V4L2_PIX_FMT_M420 v4l2_fourcc('M', '4', '2', '0') /* 12 YUV 4:2:0 2 lines y, 1 line uv interleaved */ | |
360 | ||
361 | /* two planes -- one Y, one Cr + Cb interleaved */ | |
362 | #define V4L2_PIX_FMT_NV12 v4l2_fourcc('N', 'V', '1', '2') /* 12 Y/CbCr 4:2:0 */ | |
363 | #define V4L2_PIX_FMT_NV21 v4l2_fourcc('N', 'V', '2', '1') /* 12 Y/CrCb 4:2:0 */ | |
364 | #define V4L2_PIX_FMT_NV16 v4l2_fourcc('N', 'V', '1', '6') /* 16 Y/CbCr 4:2:2 */ | |
365 | #define V4L2_PIX_FMT_NV61 v4l2_fourcc('N', 'V', '6', '1') /* 16 Y/CrCb 4:2:2 */ | |
366 | #define V4L2_PIX_FMT_NV24 v4l2_fourcc('N', 'V', '2', '4') /* 24 Y/CbCr 4:4:4 */ | |
367 | #define V4L2_PIX_FMT_NV42 v4l2_fourcc('N', 'V', '4', '2') /* 24 Y/CrCb 4:4:4 */ | |
368 | ||
369 | /* two non contiguous planes - one Y, one Cr + Cb interleaved */ | |
370 | #define V4L2_PIX_FMT_NV12M v4l2_fourcc('N', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 */ | |
371 | #define V4L2_PIX_FMT_NV21M v4l2_fourcc('N', 'M', '2', '1') /* 21 Y/CrCb 4:2:0 */ | |
372 | #define V4L2_PIX_FMT_NV12MT v4l2_fourcc('T', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 64x32 macroblocks */ | |
373 | #define V4L2_PIX_FMT_NV12MT_16X16 v4l2_fourcc('V', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 16x16 macroblocks */ | |
374 | ||
375 | /* three non contiguous planes - Y, Cb, Cr */ | |
376 | #define V4L2_PIX_FMT_YUV420M v4l2_fourcc('Y', 'M', '1', '2') /* 12 YUV420 planar */ | |
377 | #define V4L2_PIX_FMT_YVU420M v4l2_fourcc('Y', 'M', '2', '1') /* 12 YVU420 planar */ | |
378 | ||
379 | /* Bayer formats - see http://www.siliconimaging.com/RGB%20Bayer.htm */ | |
380 | #define V4L2_PIX_FMT_SBGGR8 v4l2_fourcc('B', 'A', '8', '1') /* 8 BGBG.. GRGR.. */ | |
381 | #define V4L2_PIX_FMT_SGBRG8 v4l2_fourcc('G', 'B', 'R', 'G') /* 8 GBGB.. RGRG.. */ | |
382 | #define V4L2_PIX_FMT_SGRBG8 v4l2_fourcc('G', 'R', 'B', 'G') /* 8 GRGR.. BGBG.. */ | |
383 | #define V4L2_PIX_FMT_SRGGB8 v4l2_fourcc('R', 'G', 'G', 'B') /* 8 RGRG.. GBGB.. */ | |
384 | #define V4L2_PIX_FMT_SBGGR10 v4l2_fourcc('B', 'G', '1', '0') /* 10 BGBG.. GRGR.. */ | |
385 | #define V4L2_PIX_FMT_SGBRG10 v4l2_fourcc('G', 'B', '1', '0') /* 10 GBGB.. RGRG.. */ | |
386 | #define V4L2_PIX_FMT_SGRBG10 v4l2_fourcc('B', 'A', '1', '0') /* 10 GRGR.. BGBG.. */ | |
387 | #define V4L2_PIX_FMT_SRGGB10 v4l2_fourcc('R', 'G', '1', '0') /* 10 RGRG.. GBGB.. */ | |
388 | #define V4L2_PIX_FMT_SBGGR12 v4l2_fourcc('B', 'G', '1', '2') /* 12 BGBG.. GRGR.. */ | |
389 | #define V4L2_PIX_FMT_SGBRG12 v4l2_fourcc('G', 'B', '1', '2') /* 12 GBGB.. RGRG.. */ | |
390 | #define V4L2_PIX_FMT_SGRBG12 v4l2_fourcc('B', 'A', '1', '2') /* 12 GRGR.. BGBG.. */ | |
391 | #define V4L2_PIX_FMT_SRGGB12 v4l2_fourcc('R', 'G', '1', '2') /* 12 RGRG.. GBGB.. */ | |
05ad6fc1 MH |
392 | /* 10bit raw bayer a-law compressed to 8 bits */ |
393 | #define V4L2_PIX_FMT_SBGGR10ALAW8 v4l2_fourcc('a', 'B', 'A', '8') | |
394 | #define V4L2_PIX_FMT_SGBRG10ALAW8 v4l2_fourcc('a', 'G', 'A', '8') | |
395 | #define V4L2_PIX_FMT_SGRBG10ALAW8 v4l2_fourcc('a', 'g', 'A', '8') | |
396 | #define V4L2_PIX_FMT_SRGGB10ALAW8 v4l2_fourcc('a', 'R', 'A', '8') | |
607ca46e DH |
397 | /* 10bit raw bayer DPCM compressed to 8 bits */ |
398 | #define V4L2_PIX_FMT_SBGGR10DPCM8 v4l2_fourcc('b', 'B', 'A', '8') | |
399 | #define V4L2_PIX_FMT_SGBRG10DPCM8 v4l2_fourcc('b', 'G', 'A', '8') | |
400 | #define V4L2_PIX_FMT_SGRBG10DPCM8 v4l2_fourcc('B', 'D', '1', '0') | |
401 | #define V4L2_PIX_FMT_SRGGB10DPCM8 v4l2_fourcc('b', 'R', 'A', '8') | |
402 | /* | |
403 | * 10bit raw bayer, expanded to 16 bits | |
404 | * xxxxrrrrrrrrrrxxxxgggggggggg xxxxggggggggggxxxxbbbbbbbbbb... | |
405 | */ | |
406 | #define V4L2_PIX_FMT_SBGGR16 v4l2_fourcc('B', 'Y', 'R', '2') /* 16 BGBG.. GRGR.. */ | |
407 | ||
408 | /* compressed formats */ | |
409 | #define V4L2_PIX_FMT_MJPEG v4l2_fourcc('M', 'J', 'P', 'G') /* Motion-JPEG */ | |
410 | #define V4L2_PIX_FMT_JPEG v4l2_fourcc('J', 'P', 'E', 'G') /* JFIF JPEG */ | |
411 | #define V4L2_PIX_FMT_DV v4l2_fourcc('d', 'v', 's', 'd') /* 1394 */ | |
412 | #define V4L2_PIX_FMT_MPEG v4l2_fourcc('M', 'P', 'E', 'G') /* MPEG-1/2/4 Multiplexed */ | |
413 | #define V4L2_PIX_FMT_H264 v4l2_fourcc('H', '2', '6', '4') /* H264 with start codes */ | |
414 | #define V4L2_PIX_FMT_H264_NO_SC v4l2_fourcc('A', 'V', 'C', '1') /* H264 without start codes */ | |
415 | #define V4L2_PIX_FMT_H264_MVC v4l2_fourcc('M', '2', '6', '4') /* H264 MVC */ | |
416 | #define V4L2_PIX_FMT_H263 v4l2_fourcc('H', '2', '6', '3') /* H263 */ | |
417 | #define V4L2_PIX_FMT_MPEG1 v4l2_fourcc('M', 'P', 'G', '1') /* MPEG-1 ES */ | |
418 | #define V4L2_PIX_FMT_MPEG2 v4l2_fourcc('M', 'P', 'G', '2') /* MPEG-2 ES */ | |
419 | #define V4L2_PIX_FMT_MPEG4 v4l2_fourcc('M', 'P', 'G', '4') /* MPEG-4 ES */ | |
420 | #define V4L2_PIX_FMT_XVID v4l2_fourcc('X', 'V', 'I', 'D') /* Xvid */ | |
421 | #define V4L2_PIX_FMT_VC1_ANNEX_G v4l2_fourcc('V', 'C', '1', 'G') /* SMPTE 421M Annex G compliant stream */ | |
422 | #define V4L2_PIX_FMT_VC1_ANNEX_L v4l2_fourcc('V', 'C', '1', 'L') /* SMPTE 421M Annex L compliant stream */ | |
423 | #define V4L2_PIX_FMT_VP8 v4l2_fourcc('V', 'P', '8', '0') /* VP8 */ | |
424 | ||
425 | /* Vendor-specific formats */ | |
426 | #define V4L2_PIX_FMT_CPIA1 v4l2_fourcc('C', 'P', 'I', 'A') /* cpia1 YUV */ | |
427 | #define V4L2_PIX_FMT_WNVA v4l2_fourcc('W', 'N', 'V', 'A') /* Winnov hw compress */ | |
428 | #define V4L2_PIX_FMT_SN9C10X v4l2_fourcc('S', '9', '1', '0') /* SN9C10x compression */ | |
429 | #define V4L2_PIX_FMT_SN9C20X_I420 v4l2_fourcc('S', '9', '2', '0') /* SN9C20x YUV 4:2:0 */ | |
430 | #define V4L2_PIX_FMT_PWC1 v4l2_fourcc('P', 'W', 'C', '1') /* pwc older webcam */ | |
431 | #define V4L2_PIX_FMT_PWC2 v4l2_fourcc('P', 'W', 'C', '2') /* pwc newer webcam */ | |
432 | #define V4L2_PIX_FMT_ET61X251 v4l2_fourcc('E', '6', '2', '5') /* ET61X251 compression */ | |
433 | #define V4L2_PIX_FMT_SPCA501 v4l2_fourcc('S', '5', '0', '1') /* YUYV per line */ | |
434 | #define V4L2_PIX_FMT_SPCA505 v4l2_fourcc('S', '5', '0', '5') /* YYUV per line */ | |
435 | #define V4L2_PIX_FMT_SPCA508 v4l2_fourcc('S', '5', '0', '8') /* YUVY per line */ | |
436 | #define V4L2_PIX_FMT_SPCA561 v4l2_fourcc('S', '5', '6', '1') /* compressed GBRG bayer */ | |
437 | #define V4L2_PIX_FMT_PAC207 v4l2_fourcc('P', '2', '0', '7') /* compressed BGGR bayer */ | |
438 | #define V4L2_PIX_FMT_MR97310A v4l2_fourcc('M', '3', '1', '0') /* compressed BGGR bayer */ | |
439 | #define V4L2_PIX_FMT_JL2005BCD v4l2_fourcc('J', 'L', '2', '0') /* compressed RGGB bayer */ | |
440 | #define V4L2_PIX_FMT_SN9C2028 v4l2_fourcc('S', 'O', 'N', 'X') /* compressed GBRG bayer */ | |
441 | #define V4L2_PIX_FMT_SQ905C v4l2_fourcc('9', '0', '5', 'C') /* compressed RGGB bayer */ | |
442 | #define V4L2_PIX_FMT_PJPG v4l2_fourcc('P', 'J', 'P', 'G') /* Pixart 73xx JPEG */ | |
443 | #define V4L2_PIX_FMT_OV511 v4l2_fourcc('O', '5', '1', '1') /* ov511 JPEG */ | |
444 | #define V4L2_PIX_FMT_OV518 v4l2_fourcc('O', '5', '1', '8') /* ov518 JPEG */ | |
445 | #define V4L2_PIX_FMT_STV0680 v4l2_fourcc('S', '6', '8', '0') /* stv0680 bayer */ | |
446 | #define V4L2_PIX_FMT_TM6000 v4l2_fourcc('T', 'M', '6', '0') /* tm5600/tm60x0 */ | |
447 | #define V4L2_PIX_FMT_CIT_YYVYUY v4l2_fourcc('C', 'I', 'T', 'V') /* one line of Y then 1 line of VYUY */ | |
448 | #define V4L2_PIX_FMT_KONICA420 v4l2_fourcc('K', 'O', 'N', 'I') /* YUV420 planar in blocks of 256 pixels */ | |
449 | #define V4L2_PIX_FMT_JPGL v4l2_fourcc('J', 'P', 'G', 'L') /* JPEG-Lite */ | |
450 | #define V4L2_PIX_FMT_SE401 v4l2_fourcc('S', '4', '0', '1') /* se401 janggu compressed rgb */ | |
451 | #define V4L2_PIX_FMT_S5C_UYVY_JPG v4l2_fourcc('S', '5', 'C', 'I') /* S5C73M3 interleaved UYVY/JPEG */ | |
452 | ||
453 | /* | |
454 | * F O R M A T E N U M E R A T I O N | |
455 | */ | |
456 | struct v4l2_fmtdesc { | |
457 | __u32 index; /* Format number */ | |
458 | __u32 type; /* enum v4l2_buf_type */ | |
459 | __u32 flags; | |
460 | __u8 description[32]; /* Description string */ | |
461 | __u32 pixelformat; /* Format fourcc */ | |
462 | __u32 reserved[4]; | |
463 | }; | |
464 | ||
465 | #define V4L2_FMT_FLAG_COMPRESSED 0x0001 | |
466 | #define V4L2_FMT_FLAG_EMULATED 0x0002 | |
467 | ||
468 | #if 1 | |
469 | /* Experimental Frame Size and frame rate enumeration */ | |
470 | /* | |
471 | * F R A M E S I Z E E N U M E R A T I O N | |
472 | */ | |
473 | enum v4l2_frmsizetypes { | |
474 | V4L2_FRMSIZE_TYPE_DISCRETE = 1, | |
475 | V4L2_FRMSIZE_TYPE_CONTINUOUS = 2, | |
476 | V4L2_FRMSIZE_TYPE_STEPWISE = 3, | |
477 | }; | |
478 | ||
479 | struct v4l2_frmsize_discrete { | |
480 | __u32 width; /* Frame width [pixel] */ | |
481 | __u32 height; /* Frame height [pixel] */ | |
482 | }; | |
483 | ||
484 | struct v4l2_frmsize_stepwise { | |
485 | __u32 min_width; /* Minimum frame width [pixel] */ | |
486 | __u32 max_width; /* Maximum frame width [pixel] */ | |
487 | __u32 step_width; /* Frame width step size [pixel] */ | |
488 | __u32 min_height; /* Minimum frame height [pixel] */ | |
489 | __u32 max_height; /* Maximum frame height [pixel] */ | |
490 | __u32 step_height; /* Frame height step size [pixel] */ | |
491 | }; | |
492 | ||
493 | struct v4l2_frmsizeenum { | |
494 | __u32 index; /* Frame size number */ | |
495 | __u32 pixel_format; /* Pixel format */ | |
496 | __u32 type; /* Frame size type the device supports. */ | |
497 | ||
498 | union { /* Frame size */ | |
499 | struct v4l2_frmsize_discrete discrete; | |
500 | struct v4l2_frmsize_stepwise stepwise; | |
501 | }; | |
502 | ||
503 | __u32 reserved[2]; /* Reserved space for future use */ | |
504 | }; | |
505 | ||
506 | /* | |
507 | * F R A M E R A T E E N U M E R A T I O N | |
508 | */ | |
509 | enum v4l2_frmivaltypes { | |
510 | V4L2_FRMIVAL_TYPE_DISCRETE = 1, | |
511 | V4L2_FRMIVAL_TYPE_CONTINUOUS = 2, | |
512 | V4L2_FRMIVAL_TYPE_STEPWISE = 3, | |
513 | }; | |
514 | ||
515 | struct v4l2_frmival_stepwise { | |
516 | struct v4l2_fract min; /* Minimum frame interval [s] */ | |
517 | struct v4l2_fract max; /* Maximum frame interval [s] */ | |
518 | struct v4l2_fract step; /* Frame interval step size [s] */ | |
519 | }; | |
520 | ||
521 | struct v4l2_frmivalenum { | |
522 | __u32 index; /* Frame format index */ | |
523 | __u32 pixel_format; /* Pixel format */ | |
524 | __u32 width; /* Frame width */ | |
525 | __u32 height; /* Frame height */ | |
526 | __u32 type; /* Frame interval type the device supports. */ | |
527 | ||
528 | union { /* Frame interval */ | |
529 | struct v4l2_fract discrete; | |
530 | struct v4l2_frmival_stepwise stepwise; | |
531 | }; | |
532 | ||
533 | __u32 reserved[2]; /* Reserved space for future use */ | |
534 | }; | |
535 | #endif | |
536 | ||
537 | /* | |
538 | * T I M E C O D E | |
539 | */ | |
540 | struct v4l2_timecode { | |
541 | __u32 type; | |
542 | __u32 flags; | |
543 | __u8 frames; | |
544 | __u8 seconds; | |
545 | __u8 minutes; | |
546 | __u8 hours; | |
547 | __u8 userbits[4]; | |
548 | }; | |
549 | ||
550 | /* Type */ | |
551 | #define V4L2_TC_TYPE_24FPS 1 | |
552 | #define V4L2_TC_TYPE_25FPS 2 | |
553 | #define V4L2_TC_TYPE_30FPS 3 | |
554 | #define V4L2_TC_TYPE_50FPS 4 | |
555 | #define V4L2_TC_TYPE_60FPS 5 | |
556 | ||
557 | /* Flags */ | |
558 | #define V4L2_TC_FLAG_DROPFRAME 0x0001 /* "drop-frame" mode */ | |
559 | #define V4L2_TC_FLAG_COLORFRAME 0x0002 | |
560 | #define V4L2_TC_USERBITS_field 0x000C | |
561 | #define V4L2_TC_USERBITS_USERDEFINED 0x0000 | |
562 | #define V4L2_TC_USERBITS_8BITCHARS 0x0008 | |
563 | /* The above is based on SMPTE timecodes */ | |
564 | ||
565 | struct v4l2_jpegcompression { | |
566 | int quality; | |
567 | ||
568 | int APPn; /* Number of APP segment to be written, | |
569 | * must be 0..15 */ | |
570 | int APP_len; /* Length of data in JPEG APPn segment */ | |
571 | char APP_data[60]; /* Data in the JPEG APPn segment. */ | |
572 | ||
573 | int COM_len; /* Length of data in JPEG COM segment */ | |
574 | char COM_data[60]; /* Data in JPEG COM segment */ | |
575 | ||
576 | __u32 jpeg_markers; /* Which markers should go into the JPEG | |
577 | * output. Unless you exactly know what | |
578 | * you do, leave them untouched. | |
579 | * Inluding less markers will make the | |
580 | * resulting code smaller, but there will | |
581 | * be fewer applications which can read it. | |
582 | * The presence of the APP and COM marker | |
583 | * is influenced by APP_len and COM_len | |
584 | * ONLY, not by this property! */ | |
585 | ||
586 | #define V4L2_JPEG_MARKER_DHT (1<<3) /* Define Huffman Tables */ | |
587 | #define V4L2_JPEG_MARKER_DQT (1<<4) /* Define Quantization Tables */ | |
588 | #define V4L2_JPEG_MARKER_DRI (1<<5) /* Define Restart Interval */ | |
589 | #define V4L2_JPEG_MARKER_COM (1<<6) /* Comment segment */ | |
590 | #define V4L2_JPEG_MARKER_APP (1<<7) /* App segment, driver will | |
591 | * allways use APP0 */ | |
592 | }; | |
593 | ||
594 | /* | |
595 | * M E M O R Y - M A P P I N G B U F F E R S | |
596 | */ | |
597 | struct v4l2_requestbuffers { | |
598 | __u32 count; | |
599 | __u32 type; /* enum v4l2_buf_type */ | |
600 | __u32 memory; /* enum v4l2_memory */ | |
601 | __u32 reserved[2]; | |
602 | }; | |
603 | ||
604 | /** | |
605 | * struct v4l2_plane - plane info for multi-planar buffers | |
606 | * @bytesused: number of bytes occupied by data in the plane (payload) | |
607 | * @length: size of this plane (NOT the payload) in bytes | |
608 | * @mem_offset: when memory in the associated struct v4l2_buffer is | |
609 | * V4L2_MEMORY_MMAP, equals the offset from the start of | |
610 | * the device memory for this plane (or is a "cookie" that | |
611 | * should be passed to mmap() called on the video node) | |
612 | * @userptr: when memory is V4L2_MEMORY_USERPTR, a userspace pointer | |
613 | * pointing to this plane | |
051c7788 SS |
614 | * @fd: when memory is V4L2_MEMORY_DMABUF, a userspace file |
615 | * descriptor associated with this plane | |
607ca46e DH |
616 | * @data_offset: offset in the plane to the start of data; usually 0, |
617 | * unless there is a header in front of the data | |
618 | * | |
619 | * Multi-planar buffers consist of one or more planes, e.g. an YCbCr buffer | |
620 | * with two planes can have one plane for Y, and another for interleaved CbCr | |
621 | * components. Each plane can reside in a separate memory buffer, or even in | |
622 | * a completely separate memory node (e.g. in embedded devices). | |
623 | */ | |
624 | struct v4l2_plane { | |
625 | __u32 bytesused; | |
626 | __u32 length; | |
627 | union { | |
628 | __u32 mem_offset; | |
629 | unsigned long userptr; | |
051c7788 | 630 | __s32 fd; |
607ca46e DH |
631 | } m; |
632 | __u32 data_offset; | |
633 | __u32 reserved[11]; | |
634 | }; | |
635 | ||
636 | /** | |
637 | * struct v4l2_buffer - video buffer info | |
638 | * @index: id number of the buffer | |
639 | * @type: enum v4l2_buf_type; buffer type (type == *_MPLANE for | |
640 | * multiplanar buffers); | |
641 | * @bytesused: number of bytes occupied by data in the buffer (payload); | |
642 | * unused (set to 0) for multiplanar buffers | |
643 | * @flags: buffer informational flags | |
644 | * @field: enum v4l2_field; field order of the image in the buffer | |
645 | * @timestamp: frame timestamp | |
646 | * @timecode: frame timecode | |
647 | * @sequence: sequence count of this frame | |
648 | * @memory: enum v4l2_memory; the method, in which the actual video data is | |
649 | * passed | |
650 | * @offset: for non-multiplanar buffers with memory == V4L2_MEMORY_MMAP; | |
651 | * offset from the start of the device memory for this plane, | |
652 | * (or a "cookie" that should be passed to mmap() as offset) | |
653 | * @userptr: for non-multiplanar buffers with memory == V4L2_MEMORY_USERPTR; | |
654 | * a userspace pointer pointing to this buffer | |
051c7788 SS |
655 | * @fd: for non-multiplanar buffers with memory == V4L2_MEMORY_DMABUF; |
656 | * a userspace file descriptor associated with this buffer | |
607ca46e DH |
657 | * @planes: for multiplanar buffers; userspace pointer to the array of plane |
658 | * info structs for this buffer | |
659 | * @length: size in bytes of the buffer (NOT its payload) for single-plane | |
660 | * buffers (when type != *_MPLANE); number of elements in the | |
661 | * planes array for multi-plane buffers | |
662 | * @input: input number from which the video data has has been captured | |
663 | * | |
664 | * Contains data exchanged by application and driver using one of the Streaming | |
665 | * I/O methods. | |
666 | */ | |
667 | struct v4l2_buffer { | |
668 | __u32 index; | |
669 | __u32 type; | |
670 | __u32 bytesused; | |
671 | __u32 flags; | |
672 | __u32 field; | |
673 | struct timeval timestamp; | |
674 | struct v4l2_timecode timecode; | |
675 | __u32 sequence; | |
676 | ||
677 | /* memory location */ | |
678 | __u32 memory; | |
679 | union { | |
680 | __u32 offset; | |
681 | unsigned long userptr; | |
682 | struct v4l2_plane *planes; | |
051c7788 | 683 | __s32 fd; |
607ca46e DH |
684 | } m; |
685 | __u32 length; | |
686 | __u32 reserved2; | |
687 | __u32 reserved; | |
688 | }; | |
689 | ||
690 | /* Flags for 'flags' field */ | |
691 | #define V4L2_BUF_FLAG_MAPPED 0x0001 /* Buffer is mapped (flag) */ | |
692 | #define V4L2_BUF_FLAG_QUEUED 0x0002 /* Buffer is queued for processing */ | |
693 | #define V4L2_BUF_FLAG_DONE 0x0004 /* Buffer is ready */ | |
694 | #define V4L2_BUF_FLAG_KEYFRAME 0x0008 /* Image is a keyframe (I-frame) */ | |
695 | #define V4L2_BUF_FLAG_PFRAME 0x0010 /* Image is a P-frame */ | |
696 | #define V4L2_BUF_FLAG_BFRAME 0x0020 /* Image is a B-frame */ | |
697 | /* Buffer is ready, but the data contained within is corrupted. */ | |
698 | #define V4L2_BUF_FLAG_ERROR 0x0040 | |
699 | #define V4L2_BUF_FLAG_TIMECODE 0x0100 /* timecode field is valid */ | |
700 | #define V4L2_BUF_FLAG_PREPARED 0x0400 /* Buffer is prepared for queuing */ | |
701 | /* Cache handling flags */ | |
702 | #define V4L2_BUF_FLAG_NO_CACHE_INVALIDATE 0x0800 | |
703 | #define V4L2_BUF_FLAG_NO_CACHE_CLEAN 0x1000 | |
1202ecdc SA |
704 | /* Timestamp type */ |
705 | #define V4L2_BUF_FLAG_TIMESTAMP_MASK 0xe000 | |
706 | #define V4L2_BUF_FLAG_TIMESTAMP_UNKNOWN 0x0000 | |
707 | #define V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC 0x2000 | |
53bf0f44 | 708 | #define V4L2_BUF_FLAG_TIMESTAMP_COPY 0x4000 |
607ca46e | 709 | |
b799d09a TS |
710 | /** |
711 | * struct v4l2_exportbuffer - export of video buffer as DMABUF file descriptor | |
712 | * | |
713 | * @index: id number of the buffer | |
714 | * @type: enum v4l2_buf_type; buffer type (type == *_MPLANE for | |
715 | * multiplanar buffers); | |
716 | * @plane: index of the plane to be exported, 0 for single plane queues | |
717 | * @flags: flags for newly created file, currently only O_CLOEXEC is | |
718 | * supported, refer to manual of open syscall for more details | |
719 | * @fd: file descriptor associated with DMABUF (set by driver) | |
720 | * | |
721 | * Contains data used for exporting a video buffer as DMABUF file descriptor. | |
722 | * The buffer is identified by a 'cookie' returned by VIDIOC_QUERYBUF | |
723 | * (identical to the cookie used to mmap() the buffer to userspace). All | |
724 | * reserved fields must be set to zero. The field reserved0 is expected to | |
725 | * become a structure 'type' allowing an alternative layout of the structure | |
726 | * content. Therefore this field should not be used for any other extensions. | |
727 | */ | |
728 | struct v4l2_exportbuffer { | |
729 | __u32 type; /* enum v4l2_buf_type */ | |
730 | __u32 index; | |
731 | __u32 plane; | |
732 | __u32 flags; | |
733 | __s32 fd; | |
734 | __u32 reserved[11]; | |
735 | }; | |
736 | ||
607ca46e DH |
737 | /* |
738 | * O V E R L A Y P R E V I E W | |
739 | */ | |
740 | struct v4l2_framebuffer { | |
741 | __u32 capability; | |
742 | __u32 flags; | |
743 | /* FIXME: in theory we should pass something like PCI device + memory | |
744 | * region + offset instead of some physical address */ | |
745 | void *base; | |
746 | struct v4l2_pix_format fmt; | |
747 | }; | |
748 | /* Flags for the 'capability' field. Read only */ | |
749 | #define V4L2_FBUF_CAP_EXTERNOVERLAY 0x0001 | |
750 | #define V4L2_FBUF_CAP_CHROMAKEY 0x0002 | |
751 | #define V4L2_FBUF_CAP_LIST_CLIPPING 0x0004 | |
752 | #define V4L2_FBUF_CAP_BITMAP_CLIPPING 0x0008 | |
753 | #define V4L2_FBUF_CAP_LOCAL_ALPHA 0x0010 | |
754 | #define V4L2_FBUF_CAP_GLOBAL_ALPHA 0x0020 | |
755 | #define V4L2_FBUF_CAP_LOCAL_INV_ALPHA 0x0040 | |
756 | #define V4L2_FBUF_CAP_SRC_CHROMAKEY 0x0080 | |
757 | /* Flags for the 'flags' field. */ | |
758 | #define V4L2_FBUF_FLAG_PRIMARY 0x0001 | |
759 | #define V4L2_FBUF_FLAG_OVERLAY 0x0002 | |
760 | #define V4L2_FBUF_FLAG_CHROMAKEY 0x0004 | |
761 | #define V4L2_FBUF_FLAG_LOCAL_ALPHA 0x0008 | |
762 | #define V4L2_FBUF_FLAG_GLOBAL_ALPHA 0x0010 | |
763 | #define V4L2_FBUF_FLAG_LOCAL_INV_ALPHA 0x0020 | |
764 | #define V4L2_FBUF_FLAG_SRC_CHROMAKEY 0x0040 | |
765 | ||
766 | struct v4l2_clip { | |
767 | struct v4l2_rect c; | |
768 | struct v4l2_clip __user *next; | |
769 | }; | |
770 | ||
771 | struct v4l2_window { | |
772 | struct v4l2_rect w; | |
773 | __u32 field; /* enum v4l2_field */ | |
774 | __u32 chromakey; | |
775 | struct v4l2_clip __user *clips; | |
776 | __u32 clipcount; | |
777 | void __user *bitmap; | |
778 | __u8 global_alpha; | |
779 | }; | |
780 | ||
781 | /* | |
782 | * C A P T U R E P A R A M E T E R S | |
783 | */ | |
784 | struct v4l2_captureparm { | |
785 | __u32 capability; /* Supported modes */ | |
786 | __u32 capturemode; /* Current mode */ | |
2e74598d | 787 | struct v4l2_fract timeperframe; /* Time per frame in seconds */ |
607ca46e DH |
788 | __u32 extendedmode; /* Driver-specific extensions */ |
789 | __u32 readbuffers; /* # of buffers for read */ | |
790 | __u32 reserved[4]; | |
791 | }; | |
792 | ||
793 | /* Flags for 'capability' and 'capturemode' fields */ | |
794 | #define V4L2_MODE_HIGHQUALITY 0x0001 /* High quality imaging mode */ | |
795 | #define V4L2_CAP_TIMEPERFRAME 0x1000 /* timeperframe field is supported */ | |
796 | ||
797 | struct v4l2_outputparm { | |
798 | __u32 capability; /* Supported modes */ | |
799 | __u32 outputmode; /* Current mode */ | |
800 | struct v4l2_fract timeperframe; /* Time per frame in seconds */ | |
801 | __u32 extendedmode; /* Driver-specific extensions */ | |
802 | __u32 writebuffers; /* # of buffers for write */ | |
803 | __u32 reserved[4]; | |
804 | }; | |
805 | ||
806 | /* | |
807 | * I N P U T I M A G E C R O P P I N G | |
808 | */ | |
809 | struct v4l2_cropcap { | |
810 | __u32 type; /* enum v4l2_buf_type */ | |
811 | struct v4l2_rect bounds; | |
812 | struct v4l2_rect defrect; | |
813 | struct v4l2_fract pixelaspect; | |
814 | }; | |
815 | ||
816 | struct v4l2_crop { | |
817 | __u32 type; /* enum v4l2_buf_type */ | |
818 | struct v4l2_rect c; | |
819 | }; | |
820 | ||
821 | /** | |
822 | * struct v4l2_selection - selection info | |
823 | * @type: buffer type (do not use *_MPLANE types) | |
824 | * @target: Selection target, used to choose one of possible rectangles; | |
825 | * defined in v4l2-common.h; V4L2_SEL_TGT_* . | |
826 | * @flags: constraints flags, defined in v4l2-common.h; V4L2_SEL_FLAG_*. | |
827 | * @r: coordinates of selection window | |
828 | * @reserved: for future use, rounds structure size to 64 bytes, set to zero | |
829 | * | |
830 | * Hardware may use multiple helper windows to process a video stream. | |
831 | * The structure is used to exchange this selection areas between | |
832 | * an application and a driver. | |
833 | */ | |
834 | struct v4l2_selection { | |
835 | __u32 type; | |
836 | __u32 target; | |
837 | __u32 flags; | |
838 | struct v4l2_rect r; | |
839 | __u32 reserved[9]; | |
840 | }; | |
841 | ||
842 | ||
843 | /* | |
844 | * A N A L O G V I D E O S T A N D A R D | |
845 | */ | |
846 | ||
847 | typedef __u64 v4l2_std_id; | |
848 | ||
849 | /* one bit for each */ | |
850 | #define V4L2_STD_PAL_B ((v4l2_std_id)0x00000001) | |
851 | #define V4L2_STD_PAL_B1 ((v4l2_std_id)0x00000002) | |
852 | #define V4L2_STD_PAL_G ((v4l2_std_id)0x00000004) | |
853 | #define V4L2_STD_PAL_H ((v4l2_std_id)0x00000008) | |
854 | #define V4L2_STD_PAL_I ((v4l2_std_id)0x00000010) | |
855 | #define V4L2_STD_PAL_D ((v4l2_std_id)0x00000020) | |
856 | #define V4L2_STD_PAL_D1 ((v4l2_std_id)0x00000040) | |
857 | #define V4L2_STD_PAL_K ((v4l2_std_id)0x00000080) | |
858 | ||
859 | #define V4L2_STD_PAL_M ((v4l2_std_id)0x00000100) | |
860 | #define V4L2_STD_PAL_N ((v4l2_std_id)0x00000200) | |
861 | #define V4L2_STD_PAL_Nc ((v4l2_std_id)0x00000400) | |
862 | #define V4L2_STD_PAL_60 ((v4l2_std_id)0x00000800) | |
863 | ||
864 | #define V4L2_STD_NTSC_M ((v4l2_std_id)0x00001000) /* BTSC */ | |
865 | #define V4L2_STD_NTSC_M_JP ((v4l2_std_id)0x00002000) /* EIA-J */ | |
866 | #define V4L2_STD_NTSC_443 ((v4l2_std_id)0x00004000) | |
867 | #define V4L2_STD_NTSC_M_KR ((v4l2_std_id)0x00008000) /* FM A2 */ | |
868 | ||
869 | #define V4L2_STD_SECAM_B ((v4l2_std_id)0x00010000) | |
870 | #define V4L2_STD_SECAM_D ((v4l2_std_id)0x00020000) | |
871 | #define V4L2_STD_SECAM_G ((v4l2_std_id)0x00040000) | |
872 | #define V4L2_STD_SECAM_H ((v4l2_std_id)0x00080000) | |
873 | #define V4L2_STD_SECAM_K ((v4l2_std_id)0x00100000) | |
874 | #define V4L2_STD_SECAM_K1 ((v4l2_std_id)0x00200000) | |
875 | #define V4L2_STD_SECAM_L ((v4l2_std_id)0x00400000) | |
876 | #define V4L2_STD_SECAM_LC ((v4l2_std_id)0x00800000) | |
877 | ||
878 | /* ATSC/HDTV */ | |
879 | #define V4L2_STD_ATSC_8_VSB ((v4l2_std_id)0x01000000) | |
880 | #define V4L2_STD_ATSC_16_VSB ((v4l2_std_id)0x02000000) | |
881 | ||
882 | /* FIXME: | |
883 | Although std_id is 64 bits, there is an issue on PPC32 architecture that | |
884 | makes switch(__u64) to break. So, there's a hack on v4l2-common.c rounding | |
885 | this value to 32 bits. | |
886 | As, currently, the max value is for V4L2_STD_ATSC_16_VSB (30 bits wide), | |
887 | it should work fine. However, if needed to add more than two standards, | |
888 | v4l2-common.c should be fixed. | |
889 | */ | |
890 | ||
891 | /* | |
892 | * Some macros to merge video standards in order to make live easier for the | |
893 | * drivers and V4L2 applications | |
894 | */ | |
895 | ||
896 | /* | |
897 | * "Common" NTSC/M - It should be noticed that V4L2_STD_NTSC_443 is | |
898 | * Missing here. | |
899 | */ | |
900 | #define V4L2_STD_NTSC (V4L2_STD_NTSC_M |\ | |
901 | V4L2_STD_NTSC_M_JP |\ | |
902 | V4L2_STD_NTSC_M_KR) | |
903 | /* Secam macros */ | |
904 | #define V4L2_STD_SECAM_DK (V4L2_STD_SECAM_D |\ | |
905 | V4L2_STD_SECAM_K |\ | |
906 | V4L2_STD_SECAM_K1) | |
907 | /* All Secam Standards */ | |
908 | #define V4L2_STD_SECAM (V4L2_STD_SECAM_B |\ | |
909 | V4L2_STD_SECAM_G |\ | |
910 | V4L2_STD_SECAM_H |\ | |
911 | V4L2_STD_SECAM_DK |\ | |
912 | V4L2_STD_SECAM_L |\ | |
913 | V4L2_STD_SECAM_LC) | |
914 | /* PAL macros */ | |
915 | #define V4L2_STD_PAL_BG (V4L2_STD_PAL_B |\ | |
916 | V4L2_STD_PAL_B1 |\ | |
917 | V4L2_STD_PAL_G) | |
918 | #define V4L2_STD_PAL_DK (V4L2_STD_PAL_D |\ | |
919 | V4L2_STD_PAL_D1 |\ | |
920 | V4L2_STD_PAL_K) | |
921 | /* | |
922 | * "Common" PAL - This macro is there to be compatible with the old | |
923 | * V4L1 concept of "PAL": /BGDKHI. | |
924 | * Several PAL standards are mising here: /M, /N and /Nc | |
925 | */ | |
926 | #define V4L2_STD_PAL (V4L2_STD_PAL_BG |\ | |
927 | V4L2_STD_PAL_DK |\ | |
928 | V4L2_STD_PAL_H |\ | |
929 | V4L2_STD_PAL_I) | |
930 | /* Chroma "agnostic" standards */ | |
931 | #define V4L2_STD_B (V4L2_STD_PAL_B |\ | |
932 | V4L2_STD_PAL_B1 |\ | |
933 | V4L2_STD_SECAM_B) | |
934 | #define V4L2_STD_G (V4L2_STD_PAL_G |\ | |
935 | V4L2_STD_SECAM_G) | |
936 | #define V4L2_STD_H (V4L2_STD_PAL_H |\ | |
937 | V4L2_STD_SECAM_H) | |
938 | #define V4L2_STD_L (V4L2_STD_SECAM_L |\ | |
939 | V4L2_STD_SECAM_LC) | |
940 | #define V4L2_STD_GH (V4L2_STD_G |\ | |
941 | V4L2_STD_H) | |
942 | #define V4L2_STD_DK (V4L2_STD_PAL_DK |\ | |
943 | V4L2_STD_SECAM_DK) | |
944 | #define V4L2_STD_BG (V4L2_STD_B |\ | |
945 | V4L2_STD_G) | |
946 | #define V4L2_STD_MN (V4L2_STD_PAL_M |\ | |
947 | V4L2_STD_PAL_N |\ | |
948 | V4L2_STD_PAL_Nc |\ | |
949 | V4L2_STD_NTSC) | |
950 | ||
951 | /* Standards where MTS/BTSC stereo could be found */ | |
952 | #define V4L2_STD_MTS (V4L2_STD_NTSC_M |\ | |
953 | V4L2_STD_PAL_M |\ | |
954 | V4L2_STD_PAL_N |\ | |
955 | V4L2_STD_PAL_Nc) | |
956 | ||
957 | /* Standards for Countries with 60Hz Line frequency */ | |
958 | #define V4L2_STD_525_60 (V4L2_STD_PAL_M |\ | |
959 | V4L2_STD_PAL_60 |\ | |
960 | V4L2_STD_NTSC |\ | |
961 | V4L2_STD_NTSC_443) | |
962 | /* Standards for Countries with 50Hz Line frequency */ | |
963 | #define V4L2_STD_625_50 (V4L2_STD_PAL |\ | |
964 | V4L2_STD_PAL_N |\ | |
965 | V4L2_STD_PAL_Nc |\ | |
966 | V4L2_STD_SECAM) | |
967 | ||
968 | #define V4L2_STD_ATSC (V4L2_STD_ATSC_8_VSB |\ | |
969 | V4L2_STD_ATSC_16_VSB) | |
970 | /* Macros with none and all analog standards */ | |
971 | #define V4L2_STD_UNKNOWN 0 | |
972 | #define V4L2_STD_ALL (V4L2_STD_525_60 |\ | |
973 | V4L2_STD_625_50) | |
974 | ||
975 | struct v4l2_standard { | |
976 | __u32 index; | |
977 | v4l2_std_id id; | |
978 | __u8 name[24]; | |
979 | struct v4l2_fract frameperiod; /* Frames, not fields */ | |
980 | __u32 framelines; | |
981 | __u32 reserved[4]; | |
982 | }; | |
983 | ||
607ca46e DH |
984 | /* |
985 | * D V B T T I M I N G S | |
986 | */ | |
987 | ||
988 | /** struct v4l2_bt_timings - BT.656/BT.1120 timing data | |
989 | * @width: total width of the active video in pixels | |
990 | * @height: total height of the active video in lines | |
991 | * @interlaced: Interlaced or progressive | |
992 | * @polarities: Positive or negative polarities | |
993 | * @pixelclock: Pixel clock in HZ. Ex. 74.25MHz->74250000 | |
994 | * @hfrontporch:Horizontal front porch in pixels | |
995 | * @hsync: Horizontal Sync length in pixels | |
996 | * @hbackporch: Horizontal back porch in pixels | |
997 | * @vfrontporch:Vertical front porch in lines | |
998 | * @vsync: Vertical Sync length in lines | |
999 | * @vbackporch: Vertical back porch in lines | |
1000 | * @il_vfrontporch:Vertical front porch for the even field | |
1001 | * (aka field 2) of interlaced field formats | |
1002 | * @il_vsync: Vertical Sync length for the even field | |
1003 | * (aka field 2) of interlaced field formats | |
1004 | * @il_vbackporch:Vertical back porch for the even field | |
1005 | * (aka field 2) of interlaced field formats | |
1006 | * @standards: Standards the timing belongs to | |
1007 | * @flags: Flags | |
1008 | * @reserved: Reserved fields, must be zeroed. | |
1009 | * | |
1010 | * A note regarding vertical interlaced timings: height refers to the total | |
1011 | * height of the active video frame (= two fields). The blanking timings refer | |
1012 | * to the blanking of each field. So the height of the total frame is | |
1013 | * calculated as follows: | |
1014 | * | |
1015 | * tot_height = height + vfrontporch + vsync + vbackporch + | |
1016 | * il_vfrontporch + il_vsync + il_vbackporch | |
1017 | * | |
1018 | * The active height of each field is height / 2. | |
1019 | */ | |
1020 | struct v4l2_bt_timings { | |
1021 | __u32 width; | |
1022 | __u32 height; | |
1023 | __u32 interlaced; | |
1024 | __u32 polarities; | |
1025 | __u64 pixelclock; | |
1026 | __u32 hfrontporch; | |
1027 | __u32 hsync; | |
1028 | __u32 hbackporch; | |
1029 | __u32 vfrontporch; | |
1030 | __u32 vsync; | |
1031 | __u32 vbackporch; | |
1032 | __u32 il_vfrontporch; | |
1033 | __u32 il_vsync; | |
1034 | __u32 il_vbackporch; | |
1035 | __u32 standards; | |
1036 | __u32 flags; | |
1037 | __u32 reserved[14]; | |
1038 | } __attribute__ ((packed)); | |
1039 | ||
1040 | /* Interlaced or progressive format */ | |
1041 | #define V4L2_DV_PROGRESSIVE 0 | |
1042 | #define V4L2_DV_INTERLACED 1 | |
1043 | ||
1044 | /* Polarities. If bit is not set, it is assumed to be negative polarity */ | |
1045 | #define V4L2_DV_VSYNC_POS_POL 0x00000001 | |
1046 | #define V4L2_DV_HSYNC_POS_POL 0x00000002 | |
1047 | ||
1048 | /* Timings standards */ | |
1049 | #define V4L2_DV_BT_STD_CEA861 (1 << 0) /* CEA-861 Digital TV Profile */ | |
1050 | #define V4L2_DV_BT_STD_DMT (1 << 1) /* VESA Discrete Monitor Timings */ | |
1051 | #define V4L2_DV_BT_STD_CVT (1 << 2) /* VESA Coordinated Video Timings */ | |
1052 | #define V4L2_DV_BT_STD_GTF (1 << 3) /* VESA Generalized Timings Formula */ | |
1053 | ||
1054 | /* Flags */ | |
1055 | ||
1056 | /* CVT/GTF specific: timing uses reduced blanking (CVT) or the 'Secondary | |
1057 | GTF' curve (GTF). In both cases the horizontal and/or vertical blanking | |
1058 | intervals are reduced, allowing a higher resolution over the same | |
1059 | bandwidth. This is a read-only flag. */ | |
1060 | #define V4L2_DV_FL_REDUCED_BLANKING (1 << 0) | |
1061 | /* CEA-861 specific: set for CEA-861 formats with a framerate of a multiple | |
1062 | of six. These formats can be optionally played at 1 / 1.001 speed. | |
1063 | This is a read-only flag. */ | |
1064 | #define V4L2_DV_FL_CAN_REDUCE_FPS (1 << 1) | |
1065 | /* CEA-861 specific: only valid for video transmitters, the flag is cleared | |
1066 | by receivers. | |
1067 | If the framerate of the format is a multiple of six, then the pixelclock | |
1068 | used to set up the transmitter is divided by 1.001 to make it compatible | |
1069 | with 60 Hz based standards such as NTSC and PAL-M that use a framerate of | |
1070 | 29.97 Hz. Otherwise this flag is cleared. If the transmitter can't generate | |
1071 | such frequencies, then the flag will also be cleared. */ | |
1072 | #define V4L2_DV_FL_REDUCED_FPS (1 << 2) | |
1073 | /* Specific to interlaced formats: if set, then field 1 is really one half-line | |
1074 | longer and field 2 is really one half-line shorter, so each field has | |
1075 | exactly the same number of half-lines. Whether half-lines can be detected | |
1076 | or used depends on the hardware. */ | |
1077 | #define V4L2_DV_FL_HALF_LINE (1 << 0) | |
1078 | ||
1079 | ||
1080 | /** struct v4l2_dv_timings - DV timings | |
1081 | * @type: the type of the timings | |
1082 | * @bt: BT656/1120 timings | |
1083 | */ | |
1084 | struct v4l2_dv_timings { | |
1085 | __u32 type; | |
1086 | union { | |
1087 | struct v4l2_bt_timings bt; | |
1088 | __u32 reserved[32]; | |
1089 | }; | |
1090 | } __attribute__ ((packed)); | |
1091 | ||
1092 | /* Values for the type field */ | |
1093 | #define V4L2_DV_BT_656_1120 0 /* BT.656/1120 timing type */ | |
1094 | ||
1095 | ||
1096 | /** struct v4l2_enum_dv_timings - DV timings enumeration | |
1097 | * @index: enumeration index | |
1098 | * @reserved: must be zeroed | |
1099 | * @timings: the timings for the given index | |
1100 | */ | |
1101 | struct v4l2_enum_dv_timings { | |
1102 | __u32 index; | |
1103 | __u32 reserved[3]; | |
1104 | struct v4l2_dv_timings timings; | |
1105 | }; | |
1106 | ||
1107 | /** struct v4l2_bt_timings_cap - BT.656/BT.1120 timing capabilities | |
1108 | * @min_width: width in pixels | |
1109 | * @max_width: width in pixels | |
1110 | * @min_height: height in lines | |
1111 | * @max_height: height in lines | |
1112 | * @min_pixelclock: Pixel clock in HZ. Ex. 74.25MHz->74250000 | |
1113 | * @max_pixelclock: Pixel clock in HZ. Ex. 74.25MHz->74250000 | |
1114 | * @standards: Supported standards | |
1115 | * @capabilities: Supported capabilities | |
1116 | * @reserved: Must be zeroed | |
1117 | */ | |
1118 | struct v4l2_bt_timings_cap { | |
1119 | __u32 min_width; | |
1120 | __u32 max_width; | |
1121 | __u32 min_height; | |
1122 | __u32 max_height; | |
1123 | __u64 min_pixelclock; | |
1124 | __u64 max_pixelclock; | |
1125 | __u32 standards; | |
1126 | __u32 capabilities; | |
1127 | __u32 reserved[16]; | |
1128 | } __attribute__ ((packed)); | |
1129 | ||
1130 | /* Supports interlaced formats */ | |
1131 | #define V4L2_DV_BT_CAP_INTERLACED (1 << 0) | |
1132 | /* Supports progressive formats */ | |
1133 | #define V4L2_DV_BT_CAP_PROGRESSIVE (1 << 1) | |
1134 | /* Supports CVT/GTF reduced blanking */ | |
1135 | #define V4L2_DV_BT_CAP_REDUCED_BLANKING (1 << 2) | |
1136 | /* Supports custom formats */ | |
1137 | #define V4L2_DV_BT_CAP_CUSTOM (1 << 3) | |
1138 | ||
1139 | /** struct v4l2_dv_timings_cap - DV timings capabilities | |
1140 | * @type: the type of the timings (same as in struct v4l2_dv_timings) | |
1141 | * @bt: the BT656/1120 timings capabilities | |
1142 | */ | |
1143 | struct v4l2_dv_timings_cap { | |
1144 | __u32 type; | |
1145 | __u32 reserved[3]; | |
1146 | union { | |
1147 | struct v4l2_bt_timings_cap bt; | |
1148 | __u32 raw_data[32]; | |
1149 | }; | |
1150 | }; | |
1151 | ||
1152 | ||
1153 | /* | |
1154 | * V I D E O I N P U T S | |
1155 | */ | |
1156 | struct v4l2_input { | |
1157 | __u32 index; /* Which input */ | |
1158 | __u8 name[32]; /* Label */ | |
1159 | __u32 type; /* Type of input */ | |
1160 | __u32 audioset; /* Associated audios (bitfield) */ | |
1161 | __u32 tuner; /* enum v4l2_tuner_type */ | |
1162 | v4l2_std_id std; | |
1163 | __u32 status; | |
1164 | __u32 capabilities; | |
1165 | __u32 reserved[3]; | |
1166 | }; | |
1167 | ||
1168 | /* Values for the 'type' field */ | |
1169 | #define V4L2_INPUT_TYPE_TUNER 1 | |
1170 | #define V4L2_INPUT_TYPE_CAMERA 2 | |
1171 | ||
1172 | /* field 'status' - general */ | |
1173 | #define V4L2_IN_ST_NO_POWER 0x00000001 /* Attached device is off */ | |
1174 | #define V4L2_IN_ST_NO_SIGNAL 0x00000002 | |
1175 | #define V4L2_IN_ST_NO_COLOR 0x00000004 | |
1176 | ||
1177 | /* field 'status' - sensor orientation */ | |
1178 | /* If sensor is mounted upside down set both bits */ | |
1179 | #define V4L2_IN_ST_HFLIP 0x00000010 /* Frames are flipped horizontally */ | |
1180 | #define V4L2_IN_ST_VFLIP 0x00000020 /* Frames are flipped vertically */ | |
1181 | ||
1182 | /* field 'status' - analog */ | |
1183 | #define V4L2_IN_ST_NO_H_LOCK 0x00000100 /* No horizontal sync lock */ | |
1184 | #define V4L2_IN_ST_COLOR_KILL 0x00000200 /* Color killer is active */ | |
1185 | ||
1186 | /* field 'status' - digital */ | |
1187 | #define V4L2_IN_ST_NO_SYNC 0x00010000 /* No synchronization lock */ | |
1188 | #define V4L2_IN_ST_NO_EQU 0x00020000 /* No equalizer lock */ | |
1189 | #define V4L2_IN_ST_NO_CARRIER 0x00040000 /* Carrier recovery failed */ | |
1190 | ||
1191 | /* field 'status' - VCR and set-top box */ | |
1192 | #define V4L2_IN_ST_MACROVISION 0x01000000 /* Macrovision detected */ | |
1193 | #define V4L2_IN_ST_NO_ACCESS 0x02000000 /* Conditional access denied */ | |
1194 | #define V4L2_IN_ST_VTR 0x04000000 /* VTR time constant */ | |
1195 | ||
1196 | /* capabilities flags */ | |
607ca46e DH |
1197 | #define V4L2_IN_CAP_DV_TIMINGS 0x00000002 /* Supports S_DV_TIMINGS */ |
1198 | #define V4L2_IN_CAP_CUSTOM_TIMINGS V4L2_IN_CAP_DV_TIMINGS /* For compatibility */ | |
1199 | #define V4L2_IN_CAP_STD 0x00000004 /* Supports S_STD */ | |
1200 | ||
1201 | /* | |
1202 | * V I D E O O U T P U T S | |
1203 | */ | |
1204 | struct v4l2_output { | |
1205 | __u32 index; /* Which output */ | |
1206 | __u8 name[32]; /* Label */ | |
1207 | __u32 type; /* Type of output */ | |
1208 | __u32 audioset; /* Associated audios (bitfield) */ | |
1209 | __u32 modulator; /* Associated modulator */ | |
1210 | v4l2_std_id std; | |
1211 | __u32 capabilities; | |
1212 | __u32 reserved[3]; | |
1213 | }; | |
1214 | /* Values for the 'type' field */ | |
1215 | #define V4L2_OUTPUT_TYPE_MODULATOR 1 | |
1216 | #define V4L2_OUTPUT_TYPE_ANALOG 2 | |
1217 | #define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY 3 | |
1218 | ||
1219 | /* capabilities flags */ | |
607ca46e DH |
1220 | #define V4L2_OUT_CAP_DV_TIMINGS 0x00000002 /* Supports S_DV_TIMINGS */ |
1221 | #define V4L2_OUT_CAP_CUSTOM_TIMINGS V4L2_OUT_CAP_DV_TIMINGS /* For compatibility */ | |
1222 | #define V4L2_OUT_CAP_STD 0x00000004 /* Supports S_STD */ | |
1223 | ||
1224 | /* | |
1225 | * C O N T R O L S | |
1226 | */ | |
1227 | struct v4l2_control { | |
1228 | __u32 id; | |
1229 | __s32 value; | |
1230 | }; | |
1231 | ||
1232 | struct v4l2_ext_control { | |
1233 | __u32 id; | |
1234 | __u32 size; | |
1235 | __u32 reserved2[1]; | |
1236 | union { | |
1237 | __s32 value; | |
1238 | __s64 value64; | |
1239 | char *string; | |
1240 | }; | |
1241 | } __attribute__ ((packed)); | |
1242 | ||
1243 | struct v4l2_ext_controls { | |
1244 | __u32 ctrl_class; | |
1245 | __u32 count; | |
1246 | __u32 error_idx; | |
1247 | __u32 reserved[2]; | |
1248 | struct v4l2_ext_control *controls; | |
1249 | }; | |
1250 | ||
1251 | #define V4L2_CTRL_ID_MASK (0x0fffffff) | |
1252 | #define V4L2_CTRL_ID2CLASS(id) ((id) & 0x0fff0000UL) | |
1253 | #define V4L2_CTRL_DRIVER_PRIV(id) (((id) & 0xffff) >= 0x1000) | |
1254 | ||
1255 | enum v4l2_ctrl_type { | |
1256 | V4L2_CTRL_TYPE_INTEGER = 1, | |
1257 | V4L2_CTRL_TYPE_BOOLEAN = 2, | |
1258 | V4L2_CTRL_TYPE_MENU = 3, | |
1259 | V4L2_CTRL_TYPE_BUTTON = 4, | |
1260 | V4L2_CTRL_TYPE_INTEGER64 = 5, | |
1261 | V4L2_CTRL_TYPE_CTRL_CLASS = 6, | |
1262 | V4L2_CTRL_TYPE_STRING = 7, | |
1263 | V4L2_CTRL_TYPE_BITMASK = 8, | |
1264 | V4L2_CTRL_TYPE_INTEGER_MENU = 9, | |
1265 | }; | |
1266 | ||
1267 | /* Used in the VIDIOC_QUERYCTRL ioctl for querying controls */ | |
1268 | struct v4l2_queryctrl { | |
1269 | __u32 id; | |
1270 | __u32 type; /* enum v4l2_ctrl_type */ | |
1271 | __u8 name[32]; /* Whatever */ | |
1272 | __s32 minimum; /* Note signedness */ | |
1273 | __s32 maximum; | |
1274 | __s32 step; | |
1275 | __s32 default_value; | |
1276 | __u32 flags; | |
1277 | __u32 reserved[2]; | |
1278 | }; | |
1279 | ||
1280 | /* Used in the VIDIOC_QUERYMENU ioctl for querying menu items */ | |
1281 | struct v4l2_querymenu { | |
1282 | __u32 id; | |
1283 | __u32 index; | |
1284 | union { | |
1285 | __u8 name[32]; /* Whatever */ | |
1286 | __s64 value; | |
1287 | }; | |
1288 | __u32 reserved; | |
1289 | } __attribute__ ((packed)); | |
1290 | ||
1291 | /* Control flags */ | |
1292 | #define V4L2_CTRL_FLAG_DISABLED 0x0001 | |
1293 | #define V4L2_CTRL_FLAG_GRABBED 0x0002 | |
1294 | #define V4L2_CTRL_FLAG_READ_ONLY 0x0004 | |
1295 | #define V4L2_CTRL_FLAG_UPDATE 0x0008 | |
1296 | #define V4L2_CTRL_FLAG_INACTIVE 0x0010 | |
1297 | #define V4L2_CTRL_FLAG_SLIDER 0x0020 | |
1298 | #define V4L2_CTRL_FLAG_WRITE_ONLY 0x0040 | |
1299 | #define V4L2_CTRL_FLAG_VOLATILE 0x0080 | |
1300 | ||
1301 | /* Query flag, to be ORed with the control ID */ | |
1302 | #define V4L2_CTRL_FLAG_NEXT_CTRL 0x80000000 | |
1303 | ||
1304 | /* User-class control IDs defined by V4L2 */ | |
1305 | #define V4L2_CID_MAX_CTRLS 1024 | |
1306 | /* IDs reserved for driver specific controls */ | |
1307 | #define V4L2_CID_PRIVATE_BASE 0x08000000 | |
1308 | ||
1309 | ||
607ca46e DH |
1310 | /* |
1311 | * T U N I N G | |
1312 | */ | |
1313 | struct v4l2_tuner { | |
1314 | __u32 index; | |
1315 | __u8 name[32]; | |
1316 | __u32 type; /* enum v4l2_tuner_type */ | |
1317 | __u32 capability; | |
1318 | __u32 rangelow; | |
1319 | __u32 rangehigh; | |
1320 | __u32 rxsubchans; | |
1321 | __u32 audmode; | |
1322 | __s32 signal; | |
1323 | __s32 afc; | |
1324 | __u32 reserved[4]; | |
1325 | }; | |
1326 | ||
1327 | struct v4l2_modulator { | |
1328 | __u32 index; | |
1329 | __u8 name[32]; | |
1330 | __u32 capability; | |
1331 | __u32 rangelow; | |
1332 | __u32 rangehigh; | |
1333 | __u32 txsubchans; | |
1334 | __u32 reserved[4]; | |
1335 | }; | |
1336 | ||
1337 | /* Flags for the 'capability' field */ | |
1338 | #define V4L2_TUNER_CAP_LOW 0x0001 | |
1339 | #define V4L2_TUNER_CAP_NORM 0x0002 | |
1340 | #define V4L2_TUNER_CAP_HWSEEK_BOUNDED 0x0004 | |
1341 | #define V4L2_TUNER_CAP_HWSEEK_WRAP 0x0008 | |
1342 | #define V4L2_TUNER_CAP_STEREO 0x0010 | |
1343 | #define V4L2_TUNER_CAP_LANG2 0x0020 | |
1344 | #define V4L2_TUNER_CAP_SAP 0x0020 | |
1345 | #define V4L2_TUNER_CAP_LANG1 0x0040 | |
1346 | #define V4L2_TUNER_CAP_RDS 0x0080 | |
1347 | #define V4L2_TUNER_CAP_RDS_BLOCK_IO 0x0100 | |
1348 | #define V4L2_TUNER_CAP_RDS_CONTROLS 0x0200 | |
1349 | #define V4L2_TUNER_CAP_FREQ_BANDS 0x0400 | |
1350 | #define V4L2_TUNER_CAP_HWSEEK_PROG_LIM 0x0800 | |
1351 | ||
1352 | /* Flags for the 'rxsubchans' field */ | |
1353 | #define V4L2_TUNER_SUB_MONO 0x0001 | |
1354 | #define V4L2_TUNER_SUB_STEREO 0x0002 | |
1355 | #define V4L2_TUNER_SUB_LANG2 0x0004 | |
1356 | #define V4L2_TUNER_SUB_SAP 0x0004 | |
1357 | #define V4L2_TUNER_SUB_LANG1 0x0008 | |
1358 | #define V4L2_TUNER_SUB_RDS 0x0010 | |
1359 | ||
1360 | /* Values for the 'audmode' field */ | |
1361 | #define V4L2_TUNER_MODE_MONO 0x0000 | |
1362 | #define V4L2_TUNER_MODE_STEREO 0x0001 | |
1363 | #define V4L2_TUNER_MODE_LANG2 0x0002 | |
1364 | #define V4L2_TUNER_MODE_SAP 0x0002 | |
1365 | #define V4L2_TUNER_MODE_LANG1 0x0003 | |
1366 | #define V4L2_TUNER_MODE_LANG1_LANG2 0x0004 | |
1367 | ||
1368 | struct v4l2_frequency { | |
1369 | __u32 tuner; | |
1370 | __u32 type; /* enum v4l2_tuner_type */ | |
1371 | __u32 frequency; | |
1372 | __u32 reserved[8]; | |
1373 | }; | |
1374 | ||
1375 | #define V4L2_BAND_MODULATION_VSB (1 << 1) | |
1376 | #define V4L2_BAND_MODULATION_FM (1 << 2) | |
1377 | #define V4L2_BAND_MODULATION_AM (1 << 3) | |
1378 | ||
1379 | struct v4l2_frequency_band { | |
1380 | __u32 tuner; | |
1381 | __u32 type; /* enum v4l2_tuner_type */ | |
1382 | __u32 index; | |
1383 | __u32 capability; | |
1384 | __u32 rangelow; | |
1385 | __u32 rangehigh; | |
1386 | __u32 modulation; | |
1387 | __u32 reserved[9]; | |
1388 | }; | |
1389 | ||
1390 | struct v4l2_hw_freq_seek { | |
1391 | __u32 tuner; | |
1392 | __u32 type; /* enum v4l2_tuner_type */ | |
1393 | __u32 seek_upward; | |
1394 | __u32 wrap_around; | |
1395 | __u32 spacing; | |
1396 | __u32 rangelow; | |
1397 | __u32 rangehigh; | |
1398 | __u32 reserved[5]; | |
1399 | }; | |
1400 | ||
1401 | /* | |
1402 | * R D S | |
1403 | */ | |
1404 | ||
1405 | struct v4l2_rds_data { | |
1406 | __u8 lsb; | |
1407 | __u8 msb; | |
1408 | __u8 block; | |
1409 | } __attribute__ ((packed)); | |
1410 | ||
1411 | #define V4L2_RDS_BLOCK_MSK 0x7 | |
1412 | #define V4L2_RDS_BLOCK_A 0 | |
1413 | #define V4L2_RDS_BLOCK_B 1 | |
1414 | #define V4L2_RDS_BLOCK_C 2 | |
1415 | #define V4L2_RDS_BLOCK_D 3 | |
1416 | #define V4L2_RDS_BLOCK_C_ALT 4 | |
1417 | #define V4L2_RDS_BLOCK_INVALID 7 | |
1418 | ||
1419 | #define V4L2_RDS_BLOCK_CORRECTED 0x40 | |
1420 | #define V4L2_RDS_BLOCK_ERROR 0x80 | |
1421 | ||
1422 | /* | |
1423 | * A U D I O | |
1424 | */ | |
1425 | struct v4l2_audio { | |
1426 | __u32 index; | |
1427 | __u8 name[32]; | |
1428 | __u32 capability; | |
1429 | __u32 mode; | |
1430 | __u32 reserved[2]; | |
1431 | }; | |
1432 | ||
1433 | /* Flags for the 'capability' field */ | |
1434 | #define V4L2_AUDCAP_STEREO 0x00001 | |
1435 | #define V4L2_AUDCAP_AVL 0x00002 | |
1436 | ||
1437 | /* Flags for the 'mode' field */ | |
1438 | #define V4L2_AUDMODE_AVL 0x00001 | |
1439 | ||
1440 | struct v4l2_audioout { | |
1441 | __u32 index; | |
1442 | __u8 name[32]; | |
1443 | __u32 capability; | |
1444 | __u32 mode; | |
1445 | __u32 reserved[2]; | |
1446 | }; | |
1447 | ||
1448 | /* | |
1449 | * M P E G S E R V I C E S | |
1450 | * | |
1451 | * NOTE: EXPERIMENTAL API | |
1452 | */ | |
1453 | #if 1 | |
1454 | #define V4L2_ENC_IDX_FRAME_I (0) | |
1455 | #define V4L2_ENC_IDX_FRAME_P (1) | |
1456 | #define V4L2_ENC_IDX_FRAME_B (2) | |
1457 | #define V4L2_ENC_IDX_FRAME_MASK (0xf) | |
1458 | ||
1459 | struct v4l2_enc_idx_entry { | |
1460 | __u64 offset; | |
1461 | __u64 pts; | |
1462 | __u32 length; | |
1463 | __u32 flags; | |
1464 | __u32 reserved[2]; | |
1465 | }; | |
1466 | ||
1467 | #define V4L2_ENC_IDX_ENTRIES (64) | |
1468 | struct v4l2_enc_idx { | |
1469 | __u32 entries; | |
1470 | __u32 entries_cap; | |
1471 | __u32 reserved[4]; | |
1472 | struct v4l2_enc_idx_entry entry[V4L2_ENC_IDX_ENTRIES]; | |
1473 | }; | |
1474 | ||
1475 | ||
1476 | #define V4L2_ENC_CMD_START (0) | |
1477 | #define V4L2_ENC_CMD_STOP (1) | |
1478 | #define V4L2_ENC_CMD_PAUSE (2) | |
1479 | #define V4L2_ENC_CMD_RESUME (3) | |
1480 | ||
1481 | /* Flags for V4L2_ENC_CMD_STOP */ | |
1482 | #define V4L2_ENC_CMD_STOP_AT_GOP_END (1 << 0) | |
1483 | ||
1484 | struct v4l2_encoder_cmd { | |
1485 | __u32 cmd; | |
1486 | __u32 flags; | |
1487 | union { | |
1488 | struct { | |
1489 | __u32 data[8]; | |
1490 | } raw; | |
1491 | }; | |
1492 | }; | |
1493 | ||
1494 | /* Decoder commands */ | |
1495 | #define V4L2_DEC_CMD_START (0) | |
1496 | #define V4L2_DEC_CMD_STOP (1) | |
1497 | #define V4L2_DEC_CMD_PAUSE (2) | |
1498 | #define V4L2_DEC_CMD_RESUME (3) | |
1499 | ||
1500 | /* Flags for V4L2_DEC_CMD_START */ | |
1501 | #define V4L2_DEC_CMD_START_MUTE_AUDIO (1 << 0) | |
1502 | ||
1503 | /* Flags for V4L2_DEC_CMD_PAUSE */ | |
1504 | #define V4L2_DEC_CMD_PAUSE_TO_BLACK (1 << 0) | |
1505 | ||
1506 | /* Flags for V4L2_DEC_CMD_STOP */ | |
1507 | #define V4L2_DEC_CMD_STOP_TO_BLACK (1 << 0) | |
1508 | #define V4L2_DEC_CMD_STOP_IMMEDIATELY (1 << 1) | |
1509 | ||
1510 | /* Play format requirements (returned by the driver): */ | |
1511 | ||
1512 | /* The decoder has no special format requirements */ | |
1513 | #define V4L2_DEC_START_FMT_NONE (0) | |
1514 | /* The decoder requires full GOPs */ | |
1515 | #define V4L2_DEC_START_FMT_GOP (1) | |
1516 | ||
1517 | /* The structure must be zeroed before use by the application | |
1518 | This ensures it can be extended safely in the future. */ | |
1519 | struct v4l2_decoder_cmd { | |
1520 | __u32 cmd; | |
1521 | __u32 flags; | |
1522 | union { | |
1523 | struct { | |
1524 | __u64 pts; | |
1525 | } stop; | |
1526 | ||
1527 | struct { | |
1528 | /* 0 or 1000 specifies normal speed, | |
1529 | 1 specifies forward single stepping, | |
1530 | -1 specifies backward single stepping, | |
1531 | >1: playback at speed/1000 of the normal speed, | |
1532 | <-1: reverse playback at (-speed/1000) of the normal speed. */ | |
1533 | __s32 speed; | |
1534 | __u32 format; | |
1535 | } start; | |
1536 | ||
1537 | struct { | |
1538 | __u32 data[16]; | |
1539 | } raw; | |
1540 | }; | |
1541 | }; | |
1542 | #endif | |
1543 | ||
1544 | ||
1545 | /* | |
1546 | * D A T A S E R V I C E S ( V B I ) | |
1547 | * | |
1548 | * Data services API by Michael Schimek | |
1549 | */ | |
1550 | ||
1551 | /* Raw VBI */ | |
1552 | struct v4l2_vbi_format { | |
1553 | __u32 sampling_rate; /* in 1 Hz */ | |
1554 | __u32 offset; | |
1555 | __u32 samples_per_line; | |
1556 | __u32 sample_format; /* V4L2_PIX_FMT_* */ | |
1557 | __s32 start[2]; | |
1558 | __u32 count[2]; | |
1559 | __u32 flags; /* V4L2_VBI_* */ | |
1560 | __u32 reserved[2]; /* must be zero */ | |
1561 | }; | |
1562 | ||
1563 | /* VBI flags */ | |
1564 | #define V4L2_VBI_UNSYNC (1 << 0) | |
1565 | #define V4L2_VBI_INTERLACED (1 << 1) | |
1566 | ||
1567 | /* Sliced VBI | |
1568 | * | |
1569 | * This implements is a proposal V4L2 API to allow SLICED VBI | |
1570 | * required for some hardware encoders. It should change without | |
1571 | * notice in the definitive implementation. | |
1572 | */ | |
1573 | ||
1574 | struct v4l2_sliced_vbi_format { | |
1575 | __u16 service_set; | |
1576 | /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field | |
1577 | service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field | |
1578 | (equals frame lines 313-336 for 625 line video | |
1579 | standards, 263-286 for 525 line standards) */ | |
1580 | __u16 service_lines[2][24]; | |
1581 | __u32 io_size; | |
1582 | __u32 reserved[2]; /* must be zero */ | |
1583 | }; | |
1584 | ||
1585 | /* Teletext World System Teletext | |
1586 | (WST), defined on ITU-R BT.653-2 */ | |
1587 | #define V4L2_SLICED_TELETEXT_B (0x0001) | |
1588 | /* Video Program System, defined on ETS 300 231*/ | |
1589 | #define V4L2_SLICED_VPS (0x0400) | |
1590 | /* Closed Caption, defined on EIA-608 */ | |
1591 | #define V4L2_SLICED_CAPTION_525 (0x1000) | |
1592 | /* Wide Screen System, defined on ITU-R BT1119.1 */ | |
1593 | #define V4L2_SLICED_WSS_625 (0x4000) | |
1594 | ||
1595 | #define V4L2_SLICED_VBI_525 (V4L2_SLICED_CAPTION_525) | |
1596 | #define V4L2_SLICED_VBI_625 (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625) | |
1597 | ||
1598 | struct v4l2_sliced_vbi_cap { | |
1599 | __u16 service_set; | |
1600 | /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field | |
1601 | service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field | |
1602 | (equals frame lines 313-336 for 625 line video | |
1603 | standards, 263-286 for 525 line standards) */ | |
1604 | __u16 service_lines[2][24]; | |
1605 | __u32 type; /* enum v4l2_buf_type */ | |
1606 | __u32 reserved[3]; /* must be 0 */ | |
1607 | }; | |
1608 | ||
1609 | struct v4l2_sliced_vbi_data { | |
1610 | __u32 id; | |
1611 | __u32 field; /* 0: first field, 1: second field */ | |
1612 | __u32 line; /* 1-23 */ | |
1613 | __u32 reserved; /* must be 0 */ | |
1614 | __u8 data[48]; | |
1615 | }; | |
1616 | ||
1617 | /* | |
1618 | * Sliced VBI data inserted into MPEG Streams | |
1619 | */ | |
1620 | ||
1621 | /* | |
1622 | * V4L2_MPEG_STREAM_VBI_FMT_IVTV: | |
1623 | * | |
1624 | * Structure of payload contained in an MPEG 2 Private Stream 1 PES Packet in an | |
1625 | * MPEG-2 Program Pack that contains V4L2_MPEG_STREAM_VBI_FMT_IVTV Sliced VBI | |
1626 | * data | |
1627 | * | |
1628 | * Note, the MPEG-2 Program Pack and Private Stream 1 PES packet header | |
1629 | * definitions are not included here. See the MPEG-2 specifications for details | |
1630 | * on these headers. | |
1631 | */ | |
1632 | ||
1633 | /* Line type IDs */ | |
1634 | #define V4L2_MPEG_VBI_IVTV_TELETEXT_B (1) | |
1635 | #define V4L2_MPEG_VBI_IVTV_CAPTION_525 (4) | |
1636 | #define V4L2_MPEG_VBI_IVTV_WSS_625 (5) | |
1637 | #define V4L2_MPEG_VBI_IVTV_VPS (7) | |
1638 | ||
1639 | struct v4l2_mpeg_vbi_itv0_line { | |
1640 | __u8 id; /* One of V4L2_MPEG_VBI_IVTV_* above */ | |
1641 | __u8 data[42]; /* Sliced VBI data for the line */ | |
1642 | } __attribute__ ((packed)); | |
1643 | ||
1644 | struct v4l2_mpeg_vbi_itv0 { | |
1645 | __le32 linemask[2]; /* Bitmasks of VBI service lines present */ | |
1646 | struct v4l2_mpeg_vbi_itv0_line line[35]; | |
1647 | } __attribute__ ((packed)); | |
1648 | ||
1649 | struct v4l2_mpeg_vbi_ITV0 { | |
1650 | struct v4l2_mpeg_vbi_itv0_line line[36]; | |
1651 | } __attribute__ ((packed)); | |
1652 | ||
1653 | #define V4L2_MPEG_VBI_IVTV_MAGIC0 "itv0" | |
1654 | #define V4L2_MPEG_VBI_IVTV_MAGIC1 "ITV0" | |
1655 | ||
1656 | struct v4l2_mpeg_vbi_fmt_ivtv { | |
1657 | __u8 magic[4]; | |
1658 | union { | |
1659 | struct v4l2_mpeg_vbi_itv0 itv0; | |
1660 | struct v4l2_mpeg_vbi_ITV0 ITV0; | |
1661 | }; | |
1662 | } __attribute__ ((packed)); | |
1663 | ||
1664 | /* | |
1665 | * A G G R E G A T E S T R U C T U R E S | |
1666 | */ | |
1667 | ||
1668 | /** | |
1669 | * struct v4l2_plane_pix_format - additional, per-plane format definition | |
1670 | * @sizeimage: maximum size in bytes required for data, for which | |
1671 | * this plane will be used | |
1672 | * @bytesperline: distance in bytes between the leftmost pixels in two | |
1673 | * adjacent lines | |
1674 | */ | |
1675 | struct v4l2_plane_pix_format { | |
1676 | __u32 sizeimage; | |
1677 | __u16 bytesperline; | |
1678 | __u16 reserved[7]; | |
1679 | } __attribute__ ((packed)); | |
1680 | ||
1681 | /** | |
1682 | * struct v4l2_pix_format_mplane - multiplanar format definition | |
1683 | * @width: image width in pixels | |
1684 | * @height: image height in pixels | |
1685 | * @pixelformat: little endian four character code (fourcc) | |
1686 | * @field: enum v4l2_field; field order (for interlaced video) | |
1687 | * @colorspace: enum v4l2_colorspace; supplemental to pixelformat | |
1688 | * @plane_fmt: per-plane information | |
1689 | * @num_planes: number of planes for this format | |
1690 | */ | |
1691 | struct v4l2_pix_format_mplane { | |
1692 | __u32 width; | |
1693 | __u32 height; | |
1694 | __u32 pixelformat; | |
1695 | __u32 field; | |
1696 | __u32 colorspace; | |
1697 | ||
1698 | struct v4l2_plane_pix_format plane_fmt[VIDEO_MAX_PLANES]; | |
1699 | __u8 num_planes; | |
1700 | __u8 reserved[11]; | |
1701 | } __attribute__ ((packed)); | |
1702 | ||
1703 | /** | |
1704 | * struct v4l2_format - stream data format | |
1705 | * @type: enum v4l2_buf_type; type of the data stream | |
1706 | * @pix: definition of an image format | |
1707 | * @pix_mp: definition of a multiplanar image format | |
1708 | * @win: definition of an overlaid image | |
1709 | * @vbi: raw VBI capture or output parameters | |
1710 | * @sliced: sliced VBI capture or output parameters | |
1711 | * @raw_data: placeholder for future extensions and custom formats | |
1712 | */ | |
1713 | struct v4l2_format { | |
1714 | __u32 type; | |
1715 | union { | |
1716 | struct v4l2_pix_format pix; /* V4L2_BUF_TYPE_VIDEO_CAPTURE */ | |
1717 | struct v4l2_pix_format_mplane pix_mp; /* V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE */ | |
1718 | struct v4l2_window win; /* V4L2_BUF_TYPE_VIDEO_OVERLAY */ | |
1719 | struct v4l2_vbi_format vbi; /* V4L2_BUF_TYPE_VBI_CAPTURE */ | |
1720 | struct v4l2_sliced_vbi_format sliced; /* V4L2_BUF_TYPE_SLICED_VBI_CAPTURE */ | |
1721 | __u8 raw_data[200]; /* user-defined */ | |
1722 | } fmt; | |
1723 | }; | |
1724 | ||
1725 | /* Stream type-dependent parameters | |
1726 | */ | |
1727 | struct v4l2_streamparm { | |
1728 | __u32 type; /* enum v4l2_buf_type */ | |
1729 | union { | |
1730 | struct v4l2_captureparm capture; | |
1731 | struct v4l2_outputparm output; | |
1732 | __u8 raw_data[200]; /* user-defined */ | |
1733 | } parm; | |
1734 | }; | |
1735 | ||
1736 | /* | |
1737 | * E V E N T S | |
1738 | */ | |
1739 | ||
1740 | #define V4L2_EVENT_ALL 0 | |
1741 | #define V4L2_EVENT_VSYNC 1 | |
1742 | #define V4L2_EVENT_EOS 2 | |
1743 | #define V4L2_EVENT_CTRL 3 | |
1744 | #define V4L2_EVENT_FRAME_SYNC 4 | |
1745 | #define V4L2_EVENT_PRIVATE_START 0x08000000 | |
1746 | ||
1747 | /* Payload for V4L2_EVENT_VSYNC */ | |
1748 | struct v4l2_event_vsync { | |
1749 | /* Can be V4L2_FIELD_ANY, _NONE, _TOP or _BOTTOM */ | |
1750 | __u8 field; | |
1751 | } __attribute__ ((packed)); | |
1752 | ||
1753 | /* Payload for V4L2_EVENT_CTRL */ | |
1754 | #define V4L2_EVENT_CTRL_CH_VALUE (1 << 0) | |
1755 | #define V4L2_EVENT_CTRL_CH_FLAGS (1 << 1) | |
2ccbe779 | 1756 | #define V4L2_EVENT_CTRL_CH_RANGE (1 << 2) |
607ca46e DH |
1757 | |
1758 | struct v4l2_event_ctrl { | |
1759 | __u32 changes; | |
1760 | __u32 type; | |
1761 | union { | |
1762 | __s32 value; | |
1763 | __s64 value64; | |
1764 | }; | |
1765 | __u32 flags; | |
1766 | __s32 minimum; | |
1767 | __s32 maximum; | |
1768 | __s32 step; | |
1769 | __s32 default_value; | |
1770 | }; | |
1771 | ||
1772 | struct v4l2_event_frame_sync { | |
1773 | __u32 frame_sequence; | |
1774 | }; | |
1775 | ||
1776 | struct v4l2_event { | |
1777 | __u32 type; | |
1778 | union { | |
1779 | struct v4l2_event_vsync vsync; | |
1780 | struct v4l2_event_ctrl ctrl; | |
1781 | struct v4l2_event_frame_sync frame_sync; | |
1782 | __u8 data[64]; | |
1783 | } u; | |
1784 | __u32 pending; | |
1785 | __u32 sequence; | |
1786 | struct timespec timestamp; | |
1787 | __u32 id; | |
1788 | __u32 reserved[8]; | |
1789 | }; | |
1790 | ||
1791 | #define V4L2_EVENT_SUB_FL_SEND_INITIAL (1 << 0) | |
1792 | #define V4L2_EVENT_SUB_FL_ALLOW_FEEDBACK (1 << 1) | |
1793 | ||
1794 | struct v4l2_event_subscription { | |
1795 | __u32 type; | |
1796 | __u32 id; | |
1797 | __u32 flags; | |
1798 | __u32 reserved[5]; | |
1799 | }; | |
1800 | ||
1801 | /* | |
1802 | * A D V A N C E D D E B U G G I N G | |
1803 | * | |
1804 | * NOTE: EXPERIMENTAL API, NEVER RELY ON THIS IN APPLICATIONS! | |
1805 | * FOR DEBUGGING, TESTING AND INTERNAL USE ONLY! | |
1806 | */ | |
1807 | ||
1808 | /* VIDIOC_DBG_G_REGISTER and VIDIOC_DBG_S_REGISTER */ | |
1809 | ||
1810 | #define V4L2_CHIP_MATCH_HOST 0 /* Match against chip ID on host (0 for the host) */ | |
1811 | #define V4L2_CHIP_MATCH_I2C_DRIVER 1 /* Match against I2C driver name */ | |
1812 | #define V4L2_CHIP_MATCH_I2C_ADDR 2 /* Match against I2C 7-bit address */ | |
1813 | #define V4L2_CHIP_MATCH_AC97 3 /* Match against anciliary AC97 chip */ | |
1814 | ||
1815 | struct v4l2_dbg_match { | |
1816 | __u32 type; /* Match type */ | |
1817 | union { /* Match this chip, meaning determined by type */ | |
1818 | __u32 addr; | |
1819 | char name[32]; | |
1820 | }; | |
1821 | } __attribute__ ((packed)); | |
1822 | ||
1823 | struct v4l2_dbg_register { | |
1824 | struct v4l2_dbg_match match; | |
1825 | __u32 size; /* register size in bytes */ | |
1826 | __u64 reg; | |
1827 | __u64 val; | |
1828 | } __attribute__ ((packed)); | |
1829 | ||
1830 | /* VIDIOC_DBG_G_CHIP_IDENT */ | |
1831 | struct v4l2_dbg_chip_ident { | |
1832 | struct v4l2_dbg_match match; | |
1833 | __u32 ident; /* chip identifier as specified in <media/v4l2-chip-ident.h> */ | |
1834 | __u32 revision; /* chip revision, chip specific */ | |
1835 | } __attribute__ ((packed)); | |
1836 | ||
1837 | /** | |
1838 | * struct v4l2_create_buffers - VIDIOC_CREATE_BUFS argument | |
1839 | * @index: on return, index of the first created buffer | |
1840 | * @count: entry: number of requested buffers, | |
1841 | * return: number of created buffers | |
1842 | * @memory: enum v4l2_memory; buffer memory type | |
1843 | * @format: frame format, for which buffers are requested | |
1844 | * @reserved: future extensions | |
1845 | */ | |
1846 | struct v4l2_create_buffers { | |
1847 | __u32 index; | |
1848 | __u32 count; | |
1849 | __u32 memory; | |
1850 | struct v4l2_format format; | |
1851 | __u32 reserved[8]; | |
1852 | }; | |
1853 | ||
1854 | /* | |
1855 | * 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 | |
1856 | * | |
1857 | */ | |
1858 | #define VIDIOC_QUERYCAP _IOR('V', 0, struct v4l2_capability) | |
1859 | #define VIDIOC_RESERVED _IO('V', 1) | |
1860 | #define VIDIOC_ENUM_FMT _IOWR('V', 2, struct v4l2_fmtdesc) | |
1861 | #define VIDIOC_G_FMT _IOWR('V', 4, struct v4l2_format) | |
1862 | #define VIDIOC_S_FMT _IOWR('V', 5, struct v4l2_format) | |
1863 | #define VIDIOC_REQBUFS _IOWR('V', 8, struct v4l2_requestbuffers) | |
1864 | #define VIDIOC_QUERYBUF _IOWR('V', 9, struct v4l2_buffer) | |
1865 | #define VIDIOC_G_FBUF _IOR('V', 10, struct v4l2_framebuffer) | |
1866 | #define VIDIOC_S_FBUF _IOW('V', 11, struct v4l2_framebuffer) | |
1867 | #define VIDIOC_OVERLAY _IOW('V', 14, int) | |
1868 | #define VIDIOC_QBUF _IOWR('V', 15, struct v4l2_buffer) | |
b799d09a | 1869 | #define VIDIOC_EXPBUF _IOWR('V', 16, struct v4l2_exportbuffer) |
607ca46e DH |
1870 | #define VIDIOC_DQBUF _IOWR('V', 17, struct v4l2_buffer) |
1871 | #define VIDIOC_STREAMON _IOW('V', 18, int) | |
1872 | #define VIDIOC_STREAMOFF _IOW('V', 19, int) | |
1873 | #define VIDIOC_G_PARM _IOWR('V', 21, struct v4l2_streamparm) | |
1874 | #define VIDIOC_S_PARM _IOWR('V', 22, struct v4l2_streamparm) | |
1875 | #define VIDIOC_G_STD _IOR('V', 23, v4l2_std_id) | |
1876 | #define VIDIOC_S_STD _IOW('V', 24, v4l2_std_id) | |
1877 | #define VIDIOC_ENUMSTD _IOWR('V', 25, struct v4l2_standard) | |
1878 | #define VIDIOC_ENUMINPUT _IOWR('V', 26, struct v4l2_input) | |
1879 | #define VIDIOC_G_CTRL _IOWR('V', 27, struct v4l2_control) | |
1880 | #define VIDIOC_S_CTRL _IOWR('V', 28, struct v4l2_control) | |
1881 | #define VIDIOC_G_TUNER _IOWR('V', 29, struct v4l2_tuner) | |
1882 | #define VIDIOC_S_TUNER _IOW('V', 30, struct v4l2_tuner) | |
1883 | #define VIDIOC_G_AUDIO _IOR('V', 33, struct v4l2_audio) | |
1884 | #define VIDIOC_S_AUDIO _IOW('V', 34, struct v4l2_audio) | |
1885 | #define VIDIOC_QUERYCTRL _IOWR('V', 36, struct v4l2_queryctrl) | |
1886 | #define VIDIOC_QUERYMENU _IOWR('V', 37, struct v4l2_querymenu) | |
1887 | #define VIDIOC_G_INPUT _IOR('V', 38, int) | |
1888 | #define VIDIOC_S_INPUT _IOWR('V', 39, int) | |
1889 | #define VIDIOC_G_OUTPUT _IOR('V', 46, int) | |
1890 | #define VIDIOC_S_OUTPUT _IOWR('V', 47, int) | |
1891 | #define VIDIOC_ENUMOUTPUT _IOWR('V', 48, struct v4l2_output) | |
1892 | #define VIDIOC_G_AUDOUT _IOR('V', 49, struct v4l2_audioout) | |
1893 | #define VIDIOC_S_AUDOUT _IOW('V', 50, struct v4l2_audioout) | |
1894 | #define VIDIOC_G_MODULATOR _IOWR('V', 54, struct v4l2_modulator) | |
1895 | #define VIDIOC_S_MODULATOR _IOW('V', 55, struct v4l2_modulator) | |
1896 | #define VIDIOC_G_FREQUENCY _IOWR('V', 56, struct v4l2_frequency) | |
1897 | #define VIDIOC_S_FREQUENCY _IOW('V', 57, struct v4l2_frequency) | |
1898 | #define VIDIOC_CROPCAP _IOWR('V', 58, struct v4l2_cropcap) | |
1899 | #define VIDIOC_G_CROP _IOWR('V', 59, struct v4l2_crop) | |
1900 | #define VIDIOC_S_CROP _IOW('V', 60, struct v4l2_crop) | |
1901 | #define VIDIOC_G_JPEGCOMP _IOR('V', 61, struct v4l2_jpegcompression) | |
1902 | #define VIDIOC_S_JPEGCOMP _IOW('V', 62, struct v4l2_jpegcompression) | |
1903 | #define VIDIOC_QUERYSTD _IOR('V', 63, v4l2_std_id) | |
1904 | #define VIDIOC_TRY_FMT _IOWR('V', 64, struct v4l2_format) | |
1905 | #define VIDIOC_ENUMAUDIO _IOWR('V', 65, struct v4l2_audio) | |
1906 | #define VIDIOC_ENUMAUDOUT _IOWR('V', 66, struct v4l2_audioout) | |
1907 | #define VIDIOC_G_PRIORITY _IOR('V', 67, __u32) /* enum v4l2_priority */ | |
1908 | #define VIDIOC_S_PRIORITY _IOW('V', 68, __u32) /* enum v4l2_priority */ | |
1909 | #define VIDIOC_G_SLICED_VBI_CAP _IOWR('V', 69, struct v4l2_sliced_vbi_cap) | |
1910 | #define VIDIOC_LOG_STATUS _IO('V', 70) | |
1911 | #define VIDIOC_G_EXT_CTRLS _IOWR('V', 71, struct v4l2_ext_controls) | |
1912 | #define VIDIOC_S_EXT_CTRLS _IOWR('V', 72, struct v4l2_ext_controls) | |
1913 | #define VIDIOC_TRY_EXT_CTRLS _IOWR('V', 73, struct v4l2_ext_controls) | |
1914 | #if 1 | |
1915 | #define VIDIOC_ENUM_FRAMESIZES _IOWR('V', 74, struct v4l2_frmsizeenum) | |
1916 | #define VIDIOC_ENUM_FRAMEINTERVALS _IOWR('V', 75, struct v4l2_frmivalenum) | |
1917 | #define VIDIOC_G_ENC_INDEX _IOR('V', 76, struct v4l2_enc_idx) | |
1918 | #define VIDIOC_ENCODER_CMD _IOWR('V', 77, struct v4l2_encoder_cmd) | |
1919 | #define VIDIOC_TRY_ENCODER_CMD _IOWR('V', 78, struct v4l2_encoder_cmd) | |
1920 | #endif | |
1921 | ||
1922 | #if 1 | |
1923 | /* Experimental, meant for debugging, testing and internal use. | |
1924 | Only implemented if CONFIG_VIDEO_ADV_DEBUG is defined. | |
1925 | You must be root to use these ioctls. Never use these in applications! */ | |
1926 | #define VIDIOC_DBG_S_REGISTER _IOW('V', 79, struct v4l2_dbg_register) | |
1927 | #define VIDIOC_DBG_G_REGISTER _IOWR('V', 80, struct v4l2_dbg_register) | |
1928 | ||
1929 | /* Experimental, meant for debugging, testing and internal use. | |
1930 | Never use this ioctl in applications! */ | |
1931 | #define VIDIOC_DBG_G_CHIP_IDENT _IOWR('V', 81, struct v4l2_dbg_chip_ident) | |
1932 | #endif | |
1933 | ||
1934 | #define VIDIOC_S_HW_FREQ_SEEK _IOW('V', 82, struct v4l2_hw_freq_seek) | |
1935 | ||
607ca46e DH |
1936 | #define VIDIOC_S_DV_TIMINGS _IOWR('V', 87, struct v4l2_dv_timings) |
1937 | #define VIDIOC_G_DV_TIMINGS _IOWR('V', 88, struct v4l2_dv_timings) | |
1938 | #define VIDIOC_DQEVENT _IOR('V', 89, struct v4l2_event) | |
1939 | #define VIDIOC_SUBSCRIBE_EVENT _IOW('V', 90, struct v4l2_event_subscription) | |
1940 | #define VIDIOC_UNSUBSCRIBE_EVENT _IOW('V', 91, struct v4l2_event_subscription) | |
1941 | ||
1942 | /* Experimental, the below two ioctls may change over the next couple of kernel | |
1943 | versions */ | |
1944 | #define VIDIOC_CREATE_BUFS _IOWR('V', 92, struct v4l2_create_buffers) | |
1945 | #define VIDIOC_PREPARE_BUF _IOWR('V', 93, struct v4l2_buffer) | |
1946 | ||
1947 | /* Experimental selection API */ | |
1948 | #define VIDIOC_G_SELECTION _IOWR('V', 94, struct v4l2_selection) | |
1949 | #define VIDIOC_S_SELECTION _IOWR('V', 95, struct v4l2_selection) | |
1950 | ||
1951 | /* Experimental, these two ioctls may change over the next couple of kernel | |
1952 | versions. */ | |
1953 | #define VIDIOC_DECODER_CMD _IOWR('V', 96, struct v4l2_decoder_cmd) | |
1954 | #define VIDIOC_TRY_DECODER_CMD _IOWR('V', 97, struct v4l2_decoder_cmd) | |
1955 | ||
1956 | /* Experimental, these three ioctls may change over the next couple of kernel | |
1957 | versions. */ | |
1958 | #define VIDIOC_ENUM_DV_TIMINGS _IOWR('V', 98, struct v4l2_enum_dv_timings) | |
1959 | #define VIDIOC_QUERY_DV_TIMINGS _IOR('V', 99, struct v4l2_dv_timings) | |
1960 | #define VIDIOC_DV_TIMINGS_CAP _IOWR('V', 100, struct v4l2_dv_timings_cap) | |
1961 | ||
1962 | /* Experimental, this ioctl may change over the next couple of kernel | |
1963 | versions. */ | |
1964 | #define VIDIOC_ENUM_FREQ_BANDS _IOWR('V', 101, struct v4l2_frequency_band) | |
1965 | ||
1966 | /* Reminder: when adding new ioctls please add support for them to | |
1967 | drivers/media/video/v4l2-compat-ioctl32.c as well! */ | |
1968 | ||
1969 | #define BASE_VIDIOC_PRIVATE 192 /* 192-255 are private */ | |
1970 | ||
1971 | #endif /* _UAPI__LINUX_VIDEODEV2_H */ |