1 /* SPDX-License-Identifier: ((GPL-2.0+ WITH Linux-syscall-note) OR BSD-3-Clause) */
2 /*
3 * Video for Linux Two header file
4 *
5 * Copyright (C) 1999-2012 the contributors
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * Alternatively you can redistribute this file under the terms of the
18 * BSD license as stated below:
19 *
20 * Redistribution and use in source and binary forms, with or without
21 * modification, are permitted provided that the following conditions
22 * are met:
23 * 1. Redistributions of source code must retain the above copyright
24 * notice, this list of conditions and the following disclaimer.
25 * 2. Redistributions in binary form must reproduce the above copyright
26 * notice, this list of conditions and the following disclaimer in
27 * the documentation and/or other materials provided with the
28 * distribution.
29 * 3. The names of its contributors may not be used to endorse or promote
30 * products derived from this software without specific prior written
31 * permission.
32 *
33 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
34 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
35 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
36 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
37 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
38 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
39 * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
40 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
41 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
42 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
43 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
44 *
45 * Header file for v4l or V4L2 drivers and applications
46 * with public API.
47 * All kernel-specific stuff were moved to media/v4l2-dev.h, so
48 * no #if __KERNEL tests are allowed here
49 *
50 * See https://linuxtv.org for more info
51 *
52 * Author: Bill Dirks <bill@thedirks.org>
53 * Justin Schoeman
54 * Hans Verkuil <hverkuil@xs4all.nl>
55 * et al.
56 */
57 #ifndef _UAPI__LINUX_VIDEODEV2_H
58 #define _UAPI__LINUX_VIDEODEV2_H
59
60 #ifndef __KERNEL__
61 #include <sys/time.h>
62 #endif
63 #include <linux/compiler.h>
64 #include <linux/ioctl.h>
65 #include <linux/types.h>
66 #include <linux/v4l2-common.h>
67 #include <linux/v4l2-controls.h>
68
69 /*
70 * Common stuff for both V4L1 and V4L2
71 * Moved from videodev.h
72 */
73 #define VIDEO_MAX_FRAME 64
74 #define VIDEO_MAX_PLANES 8
75
76 /*
77 * M I S C E L L A N E O U S
78 */
79
80 /* Four-character-code (FOURCC) */
81 #define v4l2_fourcc(a, b, c, d)\
82 ((__u32)(a) | ((__u32)(b) << 8) | ((__u32)(c) << 16) | ((__u32)(d) << 24))
83 #define v4l2_fourcc_be(a, b, c, d) (v4l2_fourcc(a, b, c, d) | (1U << 31))
84
85 /*
86 * E N U M S
87 */
88 enum v4l2_field {
89 V4L2_FIELD_ANY = 0, /* driver can choose from none,
90 top, bottom, interlaced
91 depending on whatever it thinks
92 is approximate ... */
93 V4L2_FIELD_NONE = 1, /* this device has no fields ... */
94 V4L2_FIELD_TOP = 2, /* top field only */
95 V4L2_FIELD_BOTTOM = 3, /* bottom field only */
96 V4L2_FIELD_INTERLACED = 4, /* both fields interlaced */
97 V4L2_FIELD_SEQ_TB = 5, /* both fields sequential into one
98 buffer, top-bottom order */
99 V4L2_FIELD_SEQ_BT = 6, /* same as above + bottom-top order */
100 V4L2_FIELD_ALTERNATE = 7, /* both fields alternating into
101 separate buffers */
102 V4L2_FIELD_INTERLACED_TB = 8, /* both fields interlaced, top field
103 first and the top field is
104 transmitted first */
105 V4L2_FIELD_INTERLACED_BT = 9, /* both fields interlaced, top field
106 first and the bottom field is
107 transmitted first */
108 };
109 #define V4L2_FIELD_HAS_TOP(field) \
110 ((field) == V4L2_FIELD_TOP ||\
111 (field) == V4L2_FIELD_INTERLACED ||\
112 (field) == V4L2_FIELD_INTERLACED_TB ||\
113 (field) == V4L2_FIELD_INTERLACED_BT ||\
114 (field) == V4L2_FIELD_SEQ_TB ||\
115 (field) == V4L2_FIELD_SEQ_BT)
116 #define V4L2_FIELD_HAS_BOTTOM(field) \
117 ((field) == V4L2_FIELD_BOTTOM ||\
118 (field) == V4L2_FIELD_INTERLACED ||\
119 (field) == V4L2_FIELD_INTERLACED_TB ||\
120 (field) == V4L2_FIELD_INTERLACED_BT ||\
121 (field) == V4L2_FIELD_SEQ_TB ||\
122 (field) == V4L2_FIELD_SEQ_BT)
123 #define V4L2_FIELD_HAS_BOTH(field) \
124 ((field) == V4L2_FIELD_INTERLACED ||\
125 (field) == V4L2_FIELD_INTERLACED_TB ||\
126 (field) == V4L2_FIELD_INTERLACED_BT ||\
127 (field) == V4L2_FIELD_SEQ_TB ||\
128 (field) == V4L2_FIELD_SEQ_BT)
129 #define V4L2_FIELD_HAS_T_OR_B(field) \
130 ((field) == V4L2_FIELD_BOTTOM ||\
131 (field) == V4L2_FIELD_TOP ||\
132 (field) == V4L2_FIELD_ALTERNATE)
133 #define V4L2_FIELD_IS_INTERLACED(field) \
134 ((field) == V4L2_FIELD_INTERLACED ||\
135 (field) == V4L2_FIELD_INTERLACED_TB ||\
136 (field) == V4L2_FIELD_INTERLACED_BT)
137 #define V4L2_FIELD_IS_SEQUENTIAL(field) \
138 ((field) == V4L2_FIELD_SEQ_TB ||\
139 (field) == V4L2_FIELD_SEQ_BT)
140
141 enum v4l2_buf_type {
142 V4L2_BUF_TYPE_VIDEO_CAPTURE = 1,
143 V4L2_BUF_TYPE_VIDEO_OUTPUT = 2,
144 V4L2_BUF_TYPE_VIDEO_OVERLAY = 3,
145 V4L2_BUF_TYPE_VBI_CAPTURE = 4,
146 V4L2_BUF_TYPE_VBI_OUTPUT = 5,
147 V4L2_BUF_TYPE_SLICED_VBI_CAPTURE = 6,
148 V4L2_BUF_TYPE_SLICED_VBI_OUTPUT = 7,
149 V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY = 8,
150 V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE = 9,
151 V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE = 10,
152 V4L2_BUF_TYPE_SDR_CAPTURE = 11,
153 V4L2_BUF_TYPE_SDR_OUTPUT = 12,
154 V4L2_BUF_TYPE_META_CAPTURE = 13,
155 V4L2_BUF_TYPE_META_OUTPUT = 14,
156 /* Deprecated, do not use */
157 V4L2_BUF_TYPE_PRIVATE = 0x80,
158 };
159
160 #define V4L2_TYPE_IS_MULTIPLANAR(type) \
161 ((type) == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE \
162 || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
163
164 #define V4L2_TYPE_IS_OUTPUT(type) \
165 ((type) == V4L2_BUF_TYPE_VIDEO_OUTPUT \
166 || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE \
167 || (type) == V4L2_BUF_TYPE_VIDEO_OVERLAY \
168 || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY \
169 || (type) == V4L2_BUF_TYPE_VBI_OUTPUT \
170 || (type) == V4L2_BUF_TYPE_SLICED_VBI_OUTPUT \
171 || (type) == V4L2_BUF_TYPE_SDR_OUTPUT \
172 || (type) == V4L2_BUF_TYPE_META_OUTPUT)
173
174 #define V4L2_TYPE_IS_CAPTURE(type) (!V4L2_TYPE_IS_OUTPUT(type))
175
176 enum v4l2_tuner_type {
177 V4L2_TUNER_RADIO = 1,
178 V4L2_TUNER_ANALOG_TV = 2,
179 V4L2_TUNER_DIGITAL_TV = 3,
180 V4L2_TUNER_SDR = 4,
181 V4L2_TUNER_RF = 5,
182 };
183
184 /* Deprecated, do not use */
185 #define V4L2_TUNER_ADC V4L2_TUNER_SDR
186
187 enum v4l2_memory {
188 V4L2_MEMORY_MMAP = 1,
189 V4L2_MEMORY_USERPTR = 2,
190 V4L2_MEMORY_OVERLAY = 3,
191 V4L2_MEMORY_DMABUF = 4,
192 };
193
194 /* see also http://vektor.theorem.ca/graphics/ycbcr/ */
195 enum v4l2_colorspace {
196 /*
197 * Default colorspace, i.e. let the driver figure it out.
198 * Can only be used with video capture.
199 */
200 V4L2_COLORSPACE_DEFAULT = 0,
201
202 /* SMPTE 170M: used for broadcast NTSC/PAL SDTV */
203 V4L2_COLORSPACE_SMPTE170M = 1,
204
205 /* Obsolete pre-1998 SMPTE 240M HDTV standard, superseded by Rec 709 */
206 V4L2_COLORSPACE_SMPTE240M = 2,
207
208 /* Rec.709: used for HDTV */
209 V4L2_COLORSPACE_REC709 = 3,
210
211 /*
212 * Deprecated, do not use. No driver will ever return this. This was
213 * based on a misunderstanding of the bt878 datasheet.
214 */
215 V4L2_COLORSPACE_BT878 = 4,
216
217 /*
218 * NTSC 1953 colorspace. This only makes sense when dealing with
219 * really, really old NTSC recordings. Superseded by SMPTE 170M.
220 */
221 V4L2_COLORSPACE_470_SYSTEM_M = 5,
222
223 /*
224 * EBU Tech 3213 PAL/SECAM colorspace.
225 */
226 V4L2_COLORSPACE_470_SYSTEM_BG = 6,
227
228 /*
229 * Effectively shorthand for V4L2_COLORSPACE_SRGB, V4L2_YCBCR_ENC_601
230 * and V4L2_QUANTIZATION_FULL_RANGE. To be used for (Motion-)JPEG.
231 */
232 V4L2_COLORSPACE_JPEG = 7,
233
234 /* For RGB colorspaces such as produces by most webcams. */
235 V4L2_COLORSPACE_SRGB = 8,
236
237 /* opRGB colorspace */
238 V4L2_COLORSPACE_OPRGB = 9,
239
240 /* BT.2020 colorspace, used for UHDTV. */
241 V4L2_COLORSPACE_BT2020 = 10,
242
243 /* Raw colorspace: for RAW unprocessed images */
244 V4L2_COLORSPACE_RAW = 11,
245
246 /* DCI-P3 colorspace, used by cinema projectors */
247 V4L2_COLORSPACE_DCI_P3 = 12,
248
249 #ifdef __KERNEL__
250 /*
251 * Largest supported colorspace value, assigned by the compiler, used
252 * by the framework to check for invalid values.
253 */
254 V4L2_COLORSPACE_LAST,
255 #endif
256 };
257
258 /*
259 * Determine how COLORSPACE_DEFAULT should map to a proper colorspace.
260 * This depends on whether this is a SDTV image (use SMPTE 170M), an
261 * HDTV image (use Rec. 709), or something else (use sRGB).
262 */
263 #define V4L2_MAP_COLORSPACE_DEFAULT(is_sdtv, is_hdtv) \
264 ((is_sdtv) ? V4L2_COLORSPACE_SMPTE170M : \
265 ((is_hdtv) ? V4L2_COLORSPACE_REC709 : V4L2_COLORSPACE_SRGB))
266
267 enum v4l2_xfer_func {
268 /*
269 * Mapping of V4L2_XFER_FUNC_DEFAULT to actual transfer functions
270 * for the various colorspaces:
271 *
272 * V4L2_COLORSPACE_SMPTE170M, V4L2_COLORSPACE_470_SYSTEM_M,
273 * V4L2_COLORSPACE_470_SYSTEM_BG, V4L2_COLORSPACE_REC709 and
274 * V4L2_COLORSPACE_BT2020: V4L2_XFER_FUNC_709
275 *
276 * V4L2_COLORSPACE_SRGB, V4L2_COLORSPACE_JPEG: V4L2_XFER_FUNC_SRGB
277 *
278 * V4L2_COLORSPACE_OPRGB: V4L2_XFER_FUNC_OPRGB
279 *
280 * V4L2_COLORSPACE_SMPTE240M: V4L2_XFER_FUNC_SMPTE240M
281 *
282 * V4L2_COLORSPACE_RAW: V4L2_XFER_FUNC_NONE
283 *
284 * V4L2_COLORSPACE_DCI_P3: V4L2_XFER_FUNC_DCI_P3
285 */
286 V4L2_XFER_FUNC_DEFAULT = 0,
287 V4L2_XFER_FUNC_709 = 1,
288 V4L2_XFER_FUNC_SRGB = 2,
289 V4L2_XFER_FUNC_OPRGB = 3,
290 V4L2_XFER_FUNC_SMPTE240M = 4,
291 V4L2_XFER_FUNC_NONE = 5,
292 V4L2_XFER_FUNC_DCI_P3 = 6,
293 V4L2_XFER_FUNC_SMPTE2084 = 7,
294 #ifdef __KERNEL__
295 /*
296 * Largest supported transfer function value, assigned by the compiler,
297 * used by the framework to check for invalid values.
298 */
299 V4L2_XFER_FUNC_LAST,
300 #endif
301 };
302
303 /*
304 * Determine how XFER_FUNC_DEFAULT should map to a proper transfer function.
305 * This depends on the colorspace.
306 */
307 #define V4L2_MAP_XFER_FUNC_DEFAULT(colsp) \
308 ((colsp) == V4L2_COLORSPACE_OPRGB ? V4L2_XFER_FUNC_OPRGB : \
309 ((colsp) == V4L2_COLORSPACE_SMPTE240M ? V4L2_XFER_FUNC_SMPTE240M : \
310 ((colsp) == V4L2_COLORSPACE_DCI_P3 ? V4L2_XFER_FUNC_DCI_P3 : \
311 ((colsp) == V4L2_COLORSPACE_RAW ? V4L2_XFER_FUNC_NONE : \
312 ((colsp) == V4L2_COLORSPACE_SRGB || (colsp) == V4L2_COLORSPACE_JPEG ? \
313 V4L2_XFER_FUNC_SRGB : V4L2_XFER_FUNC_709)))))
314
315 enum v4l2_ycbcr_encoding {
316 /*
317 * Mapping of V4L2_YCBCR_ENC_DEFAULT to actual encodings for the
318 * various colorspaces:
319 *
320 * V4L2_COLORSPACE_SMPTE170M, V4L2_COLORSPACE_470_SYSTEM_M,
321 * V4L2_COLORSPACE_470_SYSTEM_BG, V4L2_COLORSPACE_SRGB,
322 * V4L2_COLORSPACE_OPRGB and V4L2_COLORSPACE_JPEG: V4L2_YCBCR_ENC_601
323 *
324 * V4L2_COLORSPACE_REC709 and V4L2_COLORSPACE_DCI_P3: V4L2_YCBCR_ENC_709
325 *
326 * V4L2_COLORSPACE_BT2020: V4L2_YCBCR_ENC_BT2020
327 *
328 * V4L2_COLORSPACE_SMPTE240M: V4L2_YCBCR_ENC_SMPTE240M
329 */
330 V4L2_YCBCR_ENC_DEFAULT = 0,
331
332 /* ITU-R 601 -- SDTV */
333 V4L2_YCBCR_ENC_601 = 1,
334
335 /* Rec. 709 -- HDTV */
336 V4L2_YCBCR_ENC_709 = 2,
337
338 /* ITU-R 601/EN 61966-2-4 Extended Gamut -- SDTV */
339 V4L2_YCBCR_ENC_XV601 = 3,
340
341 /* Rec. 709/EN 61966-2-4 Extended Gamut -- HDTV */
342 V4L2_YCBCR_ENC_XV709 = 4,
343
344 #ifndef __KERNEL__
345 /*
346 * sYCC (Y'CbCr encoding of sRGB), identical to ENC_601. It was added
347 * originally due to a misunderstanding of the sYCC standard. It should
348 * not be used, instead use V4L2_YCBCR_ENC_601.
349 */
350 V4L2_YCBCR_ENC_SYCC = 5,
351 #endif
352
353 /* BT.2020 Non-constant Luminance Y'CbCr */
354 V4L2_YCBCR_ENC_BT2020 = 6,
355
356 /* BT.2020 Constant Luminance Y'CbcCrc */
357 V4L2_YCBCR_ENC_BT2020_CONST_LUM = 7,
358
359 /* SMPTE 240M -- Obsolete HDTV */
360 V4L2_YCBCR_ENC_SMPTE240M = 8,
361 #ifdef __KERNEL__
362 /*
363 * Largest supported encoding value, assigned by the compiler, used by
364 * the framework to check for invalid values.
365 */
366 V4L2_YCBCR_ENC_LAST,
367 #endif
368 };
369
370 /*
371 * enum v4l2_hsv_encoding values should not collide with the ones from
372 * enum v4l2_ycbcr_encoding.
373 */
374 enum v4l2_hsv_encoding {
375
376 /* Hue mapped to 0 - 179 */
377 V4L2_HSV_ENC_180 = 128,
378
379 /* Hue mapped to 0-255 */
380 V4L2_HSV_ENC_256 = 129,
381 };
382
383 /*
384 * Determine how YCBCR_ENC_DEFAULT should map to a proper Y'CbCr encoding.
385 * This depends on the colorspace.
386 */
387 #define V4L2_MAP_YCBCR_ENC_DEFAULT(colsp) \
388 (((colsp) == V4L2_COLORSPACE_REC709 || \
389 (colsp) == V4L2_COLORSPACE_DCI_P3) ? V4L2_YCBCR_ENC_709 : \
390 ((colsp) == V4L2_COLORSPACE_BT2020 ? V4L2_YCBCR_ENC_BT2020 : \
391 ((colsp) == V4L2_COLORSPACE_SMPTE240M ? V4L2_YCBCR_ENC_SMPTE240M : \
392 V4L2_YCBCR_ENC_601)))
393
394 enum v4l2_quantization {
395 /*
396 * The default for R'G'B' quantization is always full range.
397 * For Y'CbCr the quantization is always limited range, except
398 * for COLORSPACE_JPEG: this is full range.
399 */
400 V4L2_QUANTIZATION_DEFAULT = 0,
401 V4L2_QUANTIZATION_FULL_RANGE = 1,
402 V4L2_QUANTIZATION_LIM_RANGE = 2,
403 };
404
405 /*
406 * Determine how QUANTIZATION_DEFAULT should map to a proper quantization.
407 * This depends on whether the image is RGB or not, the colorspace.
408 * The Y'CbCr encoding is not used anymore, but is still there for backwards
409 * compatibility.
410 */
411 #define V4L2_MAP_QUANTIZATION_DEFAULT(is_rgb_or_hsv, colsp, ycbcr_enc) \
412 (((is_rgb_or_hsv) || (colsp) == V4L2_COLORSPACE_JPEG) ? \
413 V4L2_QUANTIZATION_FULL_RANGE : V4L2_QUANTIZATION_LIM_RANGE)
414
415 /*
416 * Deprecated names for opRGB colorspace (IEC 61966-2-5)
417 *
418 * WARNING: Please don't use these deprecated defines in your code, as
419 * there is a chance we have to remove them in the future.
420 */
421 #ifndef __KERNEL__
422 #define V4L2_COLORSPACE_ADOBERGB V4L2_COLORSPACE_OPRGB
423 #define V4L2_XFER_FUNC_ADOBERGB V4L2_XFER_FUNC_OPRGB
424 #endif
425
426 enum v4l2_priority {
427 V4L2_PRIORITY_UNSET = 0, /* not initialized */
428 V4L2_PRIORITY_BACKGROUND = 1,
429 V4L2_PRIORITY_INTERACTIVE = 2,
430 V4L2_PRIORITY_RECORD = 3,
431 V4L2_PRIORITY_DEFAULT = V4L2_PRIORITY_INTERACTIVE,
432 };
433
434 struct v4l2_rect {
435 __s32 left;
436 __s32 top;
437 __u32 width;
438 __u32 height;
439 };
440
441 struct v4l2_fract {
442 __u32 numerator;
443 __u32 denominator;
444 };
445
446 struct v4l2_area {
447 __u32 width;
448 __u32 height;
449 };
450
451 /**
452 * struct v4l2_capability - Describes V4L2 device caps returned by VIDIOC_QUERYCAP
453 *
454 * @driver: name of the driver module (e.g. "bttv")
455 * @card: name of the card (e.g. "Hauppauge WinTV")
456 * @bus_info: name of the bus (e.g. "PCI:" + pci_name(pci_dev) )
457 * @version: KERNEL_VERSION
458 * @capabilities: capabilities of the physical device as a whole
459 * @device_caps: capabilities accessed via this particular device (node)
460 * @reserved: reserved fields for future extensions
461 */
462 struct v4l2_capability {
463 __u8 driver[16];
464 __u8 card[32];
465 __u8 bus_info[32];
466 __u32 version;
467 __u32 capabilities;
468 __u32 device_caps;
469 __u32 reserved[3];
470 };
471
472 /* Values for 'capabilities' field */
473 #define V4L2_CAP_VIDEO_CAPTURE 0x00000001 /* Is a video capture device */
474 #define V4L2_CAP_VIDEO_OUTPUT 0x00000002 /* Is a video output device */
475 #define V4L2_CAP_VIDEO_OVERLAY 0x00000004 /* Can do video overlay */
476 #define V4L2_CAP_VBI_CAPTURE 0x00000010 /* Is a raw VBI capture device */
477 #define V4L2_CAP_VBI_OUTPUT 0x00000020 /* Is a raw VBI output device */
478 #define V4L2_CAP_SLICED_VBI_CAPTURE 0x00000040 /* Is a sliced VBI capture device */
479 #define V4L2_CAP_SLICED_VBI_OUTPUT 0x00000080 /* Is a sliced VBI output device */
480 #define V4L2_CAP_RDS_CAPTURE 0x00000100 /* RDS data capture */
481 #define V4L2_CAP_VIDEO_OUTPUT_OVERLAY 0x00000200 /* Can do video output overlay */
482 #define V4L2_CAP_HW_FREQ_SEEK 0x00000400 /* Can do hardware frequency seek */
483 #define V4L2_CAP_RDS_OUTPUT 0x00000800 /* Is an RDS encoder */
484
485 /* Is a video capture device that supports multiplanar formats */
486 #define V4L2_CAP_VIDEO_CAPTURE_MPLANE 0x00001000
487 /* Is a video output device that supports multiplanar formats */
488 #define V4L2_CAP_VIDEO_OUTPUT_MPLANE 0x00002000
489 /* Is a video mem-to-mem device that supports multiplanar formats */
490 #define V4L2_CAP_VIDEO_M2M_MPLANE 0x00004000
491 /* Is a video mem-to-mem device */
492 #define V4L2_CAP_VIDEO_M2M 0x00008000
493
494 #define V4L2_CAP_TUNER 0x00010000 /* has a tuner */
495 #define V4L2_CAP_AUDIO 0x00020000 /* has audio support */
496 #define V4L2_CAP_RADIO 0x00040000 /* is a radio device */
497 #define V4L2_CAP_MODULATOR 0x00080000 /* has a modulator */
498
499 #define V4L2_CAP_SDR_CAPTURE 0x00100000 /* Is a SDR capture device */
500 #define V4L2_CAP_EXT_PIX_FORMAT 0x00200000 /* Supports the extended pixel format */
501 #define V4L2_CAP_SDR_OUTPUT 0x00400000 /* Is a SDR output device */
502 #define V4L2_CAP_META_CAPTURE 0x00800000 /* Is a metadata capture device */
503
504 #define V4L2_CAP_READWRITE 0x01000000 /* read/write systemcalls */
505 #define V4L2_CAP_STREAMING 0x04000000 /* streaming I/O ioctls */
506 #define V4L2_CAP_META_OUTPUT 0x08000000 /* Is a metadata output device */
507
508 #define V4L2_CAP_TOUCH 0x10000000 /* Is a touch device */
509
510 #define V4L2_CAP_IO_MC 0x20000000 /* Is input/output controlled by the media controller */
511
512 #define V4L2_CAP_DEVICE_CAPS 0x80000000 /* sets device capabilities field */
513
514 /*
515 * V I D E O I M A G E F O R M A T
516 */
517 struct v4l2_pix_format {
518 __u32 width;
519 __u32 height;
520 __u32 pixelformat;
521 __u32 field; /* enum v4l2_field */
522 __u32 bytesperline; /* for padding, zero if unused */
523 __u32 sizeimage;
524 __u32 colorspace; /* enum v4l2_colorspace */
525 __u32 priv; /* private data, depends on pixelformat */
526 __u32 flags; /* format flags (V4L2_PIX_FMT_FLAG_*) */
527 union {
528 /* enum v4l2_ycbcr_encoding */
529 __u32 ycbcr_enc;
530 /* enum v4l2_hsv_encoding */
531 __u32 hsv_enc;
532 };
533 __u32 quantization; /* enum v4l2_quantization */
534 __u32 xfer_func; /* enum v4l2_xfer_func */
535 };
536
537 /* Pixel format FOURCC depth Description */
538
539 /* RGB formats (1 or 2 bytes per pixel) */
540 #define V4L2_PIX_FMT_RGB332 v4l2_fourcc('R', 'G', 'B', '1') /* 8 RGB-3-3-2 */
541 #define V4L2_PIX_FMT_RGB444 v4l2_fourcc('R', '4', '4', '4') /* 16 xxxxrrrr ggggbbbb */
542 #define V4L2_PIX_FMT_ARGB444 v4l2_fourcc('A', 'R', '1', '2') /* 16 aaaarrrr ggggbbbb */
543 #define V4L2_PIX_FMT_XRGB444 v4l2_fourcc('X', 'R', '1', '2') /* 16 xxxxrrrr ggggbbbb */
544 #define V4L2_PIX_FMT_RGBA444 v4l2_fourcc('R', 'A', '1', '2') /* 16 rrrrgggg bbbbaaaa */
545 #define V4L2_PIX_FMT_RGBX444 v4l2_fourcc('R', 'X', '1', '2') /* 16 rrrrgggg bbbbxxxx */
546 #define V4L2_PIX_FMT_ABGR444 v4l2_fourcc('A', 'B', '1', '2') /* 16 aaaabbbb ggggrrrr */
547 #define V4L2_PIX_FMT_XBGR444 v4l2_fourcc('X', 'B', '1', '2') /* 16 xxxxbbbb ggggrrrr */
548 #define V4L2_PIX_FMT_BGRA444 v4l2_fourcc('G', 'A', '1', '2') /* 16 bbbbgggg rrrraaaa */
549 #define V4L2_PIX_FMT_BGRX444 v4l2_fourcc('B', 'X', '1', '2') /* 16 bbbbgggg rrrrxxxx */
550 #define V4L2_PIX_FMT_RGB555 v4l2_fourcc('R', 'G', 'B', 'O') /* 16 RGB-5-5-5 */
551 #define V4L2_PIX_FMT_ARGB555 v4l2_fourcc('A', 'R', '1', '5') /* 16 ARGB-1-5-5-5 */
552 #define V4L2_PIX_FMT_XRGB555 v4l2_fourcc('X', 'R', '1', '5') /* 16 XRGB-1-5-5-5 */
553 #define V4L2_PIX_FMT_RGBA555 v4l2_fourcc('R', 'A', '1', '5') /* 16 RGBA-5-5-5-1 */
554 #define V4L2_PIX_FMT_RGBX555 v4l2_fourcc('R', 'X', '1', '5') /* 16 RGBX-5-5-5-1 */
555 #define V4L2_PIX_FMT_ABGR555 v4l2_fourcc('A', 'B', '1', '5') /* 16 ABGR-1-5-5-5 */
556 #define V4L2_PIX_FMT_XBGR555 v4l2_fourcc('X', 'B', '1', '5') /* 16 XBGR-1-5-5-5 */
557 #define V4L2_PIX_FMT_BGRA555 v4l2_fourcc('B', 'A', '1', '5') /* 16 BGRA-5-5-5-1 */
558 #define V4L2_PIX_FMT_BGRX555 v4l2_fourcc('B', 'X', '1', '5') /* 16 BGRX-5-5-5-1 */
559 #define V4L2_PIX_FMT_RGB565 v4l2_fourcc('R', 'G', 'B', 'P') /* 16 RGB-5-6-5 */
560 #define V4L2_PIX_FMT_RGB555X v4l2_fourcc('R', 'G', 'B', 'Q') /* 16 RGB-5-5-5 BE */
561 #define V4L2_PIX_FMT_ARGB555X v4l2_fourcc_be('A', 'R', '1', '5') /* 16 ARGB-5-5-5 BE */
562 #define V4L2_PIX_FMT_XRGB555X v4l2_fourcc_be('X', 'R', '1', '5') /* 16 XRGB-5-5-5 BE */
563 #define V4L2_PIX_FMT_RGB565X v4l2_fourcc('R', 'G', 'B', 'R') /* 16 RGB-5-6-5 BE */
564
565 /* RGB formats (3 or 4 bytes per pixel) */
566 #define V4L2_PIX_FMT_BGR666 v4l2_fourcc('B', 'G', 'R', 'H') /* 18 BGR-6-6-6 */
567 #define V4L2_PIX_FMT_BGR24 v4l2_fourcc('B', 'G', 'R', '3') /* 24 BGR-8-8-8 */
568 #define V4L2_PIX_FMT_RGB24 v4l2_fourcc('R', 'G', 'B', '3') /* 24 RGB-8-8-8 */
569 #define V4L2_PIX_FMT_BGR32 v4l2_fourcc('B', 'G', 'R', '4') /* 32 BGR-8-8-8-8 */
570 #define V4L2_PIX_FMT_ABGR32 v4l2_fourcc('A', 'R', '2', '4') /* 32 BGRA-8-8-8-8 */
571 #define V4L2_PIX_FMT_XBGR32 v4l2_fourcc('X', 'R', '2', '4') /* 32 BGRX-8-8-8-8 */
572 #define V4L2_PIX_FMT_BGRA32 v4l2_fourcc('R', 'A', '2', '4') /* 32 ABGR-8-8-8-8 */
573 #define V4L2_PIX_FMT_BGRX32 v4l2_fourcc('R', 'X', '2', '4') /* 32 XBGR-8-8-8-8 */
574 #define V4L2_PIX_FMT_RGB32 v4l2_fourcc('R', 'G', 'B', '4') /* 32 RGB-8-8-8-8 */
575 #define V4L2_PIX_FMT_RGBA32 v4l2_fourcc('A', 'B', '2', '4') /* 32 RGBA-8-8-8-8 */
576 #define V4L2_PIX_FMT_RGBX32 v4l2_fourcc('X', 'B', '2', '4') /* 32 RGBX-8-8-8-8 */
577 #define V4L2_PIX_FMT_ARGB32 v4l2_fourcc('B', 'A', '2', '4') /* 32 ARGB-8-8-8-8 */
578 #define V4L2_PIX_FMT_XRGB32 v4l2_fourcc('B', 'X', '2', '4') /* 32 XRGB-8-8-8-8 */
579
580 /* Grey formats */
581 #define V4L2_PIX_FMT_GREY v4l2_fourcc('G', 'R', 'E', 'Y') /* 8 Greyscale */
582 #define V4L2_PIX_FMT_Y4 v4l2_fourcc('Y', '0', '4', ' ') /* 4 Greyscale */
583 #define V4L2_PIX_FMT_Y6 v4l2_fourcc('Y', '0', '6', ' ') /* 6 Greyscale */
584 #define V4L2_PIX_FMT_Y10 v4l2_fourcc('Y', '1', '0', ' ') /* 10 Greyscale */
585 #define V4L2_PIX_FMT_Y12 v4l2_fourcc('Y', '1', '2', ' ') /* 12 Greyscale */
586 #define V4L2_PIX_FMT_Y14 v4l2_fourcc('Y', '1', '4', ' ') /* 14 Greyscale */
587 #define V4L2_PIX_FMT_Y16 v4l2_fourcc('Y', '1', '6', ' ') /* 16 Greyscale */
588 #define V4L2_PIX_FMT_Y16_BE v4l2_fourcc_be('Y', '1', '6', ' ') /* 16 Greyscale BE */
589
590 /* Grey bit-packed formats */
591 #define V4L2_PIX_FMT_Y10BPACK v4l2_fourcc('Y', '1', '0', 'B') /* 10 Greyscale bit-packed */
592 #define V4L2_PIX_FMT_Y10P v4l2_fourcc('Y', '1', '0', 'P') /* 10 Greyscale, MIPI RAW10 packed */
593 #define V4L2_PIX_FMT_IPU3_Y10 v4l2_fourcc('i', 'p', '3', 'y') /* IPU3 packed 10-bit greyscale */
594
595 /* Palette formats */
596 #define V4L2_PIX_FMT_PAL8 v4l2_fourcc('P', 'A', 'L', '8') /* 8 8-bit palette */
597
598 /* Chrominance formats */
599 #define V4L2_PIX_FMT_UV8 v4l2_fourcc('U', 'V', '8', ' ') /* 8 UV 4:4 */
600
601 /* Luminance+Chrominance formats */
602 #define V4L2_PIX_FMT_YUYV v4l2_fourcc('Y', 'U', 'Y', 'V') /* 16 YUV 4:2:2 */
603 #define V4L2_PIX_FMT_YYUV v4l2_fourcc('Y', 'Y', 'U', 'V') /* 16 YUV 4:2:2 */
604 #define V4L2_PIX_FMT_YVYU v4l2_fourcc('Y', 'V', 'Y', 'U') /* 16 YVU 4:2:2 */
605 #define V4L2_PIX_FMT_UYVY v4l2_fourcc('U', 'Y', 'V', 'Y') /* 16 YUV 4:2:2 */
606 #define V4L2_PIX_FMT_VYUY v4l2_fourcc('V', 'Y', 'U', 'Y') /* 16 YUV 4:2:2 */
607 #define V4L2_PIX_FMT_Y41P v4l2_fourcc('Y', '4', '1', 'P') /* 12 YUV 4:1:1 */
608 #define V4L2_PIX_FMT_YUV444 v4l2_fourcc('Y', '4', '4', '4') /* 16 xxxxyyyy uuuuvvvv */
609 #define V4L2_PIX_FMT_YUV555 v4l2_fourcc('Y', 'U', 'V', 'O') /* 16 YUV-5-5-5 */
610 #define V4L2_PIX_FMT_YUV565 v4l2_fourcc('Y', 'U', 'V', 'P') /* 16 YUV-5-6-5 */
611 #define V4L2_PIX_FMT_YUV24 v4l2_fourcc('Y', 'U', 'V', '3') /* 24 YUV-8-8-8 */
612 #define V4L2_PIX_FMT_YUV32 v4l2_fourcc('Y', 'U', 'V', '4') /* 32 YUV-8-8-8-8 */
613 #define V4L2_PIX_FMT_AYUV32 v4l2_fourcc('A', 'Y', 'U', 'V') /* 32 AYUV-8-8-8-8 */
614 #define V4L2_PIX_FMT_XYUV32 v4l2_fourcc('X', 'Y', 'U', 'V') /* 32 XYUV-8-8-8-8 */
615 #define V4L2_PIX_FMT_VUYA32 v4l2_fourcc('V', 'U', 'Y', 'A') /* 32 VUYA-8-8-8-8 */
616 #define V4L2_PIX_FMT_VUYX32 v4l2_fourcc('V', 'U', 'Y', 'X') /* 32 VUYX-8-8-8-8 */
617 #define V4L2_PIX_FMT_YUVA32 v4l2_fourcc('Y', 'U', 'V', 'A') /* 32 YUVA-8-8-8-8 */
618 #define V4L2_PIX_FMT_YUVX32 v4l2_fourcc('Y', 'U', 'V', 'X') /* 32 YUVX-8-8-8-8 */
619 #define V4L2_PIX_FMT_M420 v4l2_fourcc('M', '4', '2', '0') /* 12 YUV 4:2:0 2 lines y, 1 line uv interleaved */
620
621 /* two planes -- one Y, one Cr + Cb interleaved */
622 #define V4L2_PIX_FMT_NV12 v4l2_fourcc('N', 'V', '1', '2') /* 12 Y/CbCr 4:2:0 */
623 #define V4L2_PIX_FMT_NV21 v4l2_fourcc('N', 'V', '2', '1') /* 12 Y/CrCb 4:2:0 */
624 #define V4L2_PIX_FMT_NV16 v4l2_fourcc('N', 'V', '1', '6') /* 16 Y/CbCr 4:2:2 */
625 #define V4L2_PIX_FMT_NV61 v4l2_fourcc('N', 'V', '6', '1') /* 16 Y/CrCb 4:2:2 */
626 #define V4L2_PIX_FMT_NV24 v4l2_fourcc('N', 'V', '2', '4') /* 24 Y/CbCr 4:4:4 */
627 #define V4L2_PIX_FMT_NV42 v4l2_fourcc('N', 'V', '4', '2') /* 24 Y/CrCb 4:4:4 */
628 #define V4L2_PIX_FMT_P010 v4l2_fourcc('P', '0', '1', '0') /* 24 Y/CbCr 4:2:0 10-bit per component */
629
630 /* two non contiguous planes - one Y, one Cr + Cb interleaved */
631 #define V4L2_PIX_FMT_NV12M v4l2_fourcc('N', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 */
632 #define V4L2_PIX_FMT_NV21M v4l2_fourcc('N', 'M', '2', '1') /* 21 Y/CrCb 4:2:0 */
633 #define V4L2_PIX_FMT_NV16M v4l2_fourcc('N', 'M', '1', '6') /* 16 Y/CbCr 4:2:2 */
634 #define V4L2_PIX_FMT_NV61M v4l2_fourcc('N', 'M', '6', '1') /* 16 Y/CrCb 4:2:2 */
635
636 /* three planes - Y Cb, Cr */
637 #define V4L2_PIX_FMT_YUV410 v4l2_fourcc('Y', 'U', 'V', '9') /* 9 YUV 4:1:0 */
638 #define V4L2_PIX_FMT_YVU410 v4l2_fourcc('Y', 'V', 'U', '9') /* 9 YVU 4:1:0 */
639 #define V4L2_PIX_FMT_YUV411P v4l2_fourcc('4', '1', '1', 'P') /* 12 YVU411 planar */
640 #define V4L2_PIX_FMT_YUV420 v4l2_fourcc('Y', 'U', '1', '2') /* 12 YUV 4:2:0 */
641 #define V4L2_PIX_FMT_YVU420 v4l2_fourcc('Y', 'V', '1', '2') /* 12 YVU 4:2:0 */
642 #define V4L2_PIX_FMT_YUV422P v4l2_fourcc('4', '2', '2', 'P') /* 16 YVU422 planar */
643
644 /* three non contiguous planes - Y, Cb, Cr */
645 #define V4L2_PIX_FMT_YUV420M v4l2_fourcc('Y', 'M', '1', '2') /* 12 YUV420 planar */
646 #define V4L2_PIX_FMT_YVU420M v4l2_fourcc('Y', 'M', '2', '1') /* 12 YVU420 planar */
647 #define V4L2_PIX_FMT_YUV422M v4l2_fourcc('Y', 'M', '1', '6') /* 16 YUV422 planar */
648 #define V4L2_PIX_FMT_YVU422M v4l2_fourcc('Y', 'M', '6', '1') /* 16 YVU422 planar */
649 #define V4L2_PIX_FMT_YUV444M v4l2_fourcc('Y', 'M', '2', '4') /* 24 YUV444 planar */
650 #define V4L2_PIX_FMT_YVU444M v4l2_fourcc('Y', 'M', '4', '2') /* 24 YVU444 planar */
651
652 /* Tiled YUV formats */
653 #define V4L2_PIX_FMT_NV12_4L4 v4l2_fourcc('V', 'T', '1', '2') /* 12 Y/CbCr 4:2:0 4x4 tiles */
654 #define V4L2_PIX_FMT_NV12_16L16 v4l2_fourcc('H', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 16x16 tiles */
655 #define V4L2_PIX_FMT_NV12_32L32 v4l2_fourcc('S', 'T', '1', '2') /* 12 Y/CbCr 4:2:0 32x32 tiles */
656 #define V4L2_PIX_FMT_P010_4L4 v4l2_fourcc('T', '0', '1', '0') /* 12 Y/CbCr 4:2:0 10-bit 4x4 macroblocks */
657 #define V4L2_PIX_FMT_NV12_8L128 v4l2_fourcc('A', 'T', '1', '2') /* Y/CbCr 4:2:0 8x128 tiles */
658 #define V4L2_PIX_FMT_NV12_10BE_8L128 v4l2_fourcc_be('A', 'X', '1', '2') /* Y/CbCr 4:2:0 10-bit 8x128 tiles */
659
660 /* Tiled YUV formats, non contiguous planes */
661 #define V4L2_PIX_FMT_NV12MT v4l2_fourcc('T', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 64x32 tiles */
662 #define V4L2_PIX_FMT_NV12MT_16X16 v4l2_fourcc('V', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 16x16 tiles */
663 #define V4L2_PIX_FMT_NV12M_8L128 v4l2_fourcc('N', 'A', '1', '2') /* Y/CbCr 4:2:0 8x128 tiles */
664 #define V4L2_PIX_FMT_NV12M_10BE_8L128 v4l2_fourcc_be('N', 'T', '1', '2') /* Y/CbCr 4:2:0 10-bit 8x128 tiles */
665
666 /* Bayer formats - see http://www.siliconimaging.com/RGB%20Bayer.htm */
667 #define V4L2_PIX_FMT_SBGGR8 v4l2_fourcc('B', 'A', '8', '1') /* 8 BGBG.. GRGR.. */
668 #define V4L2_PIX_FMT_SGBRG8 v4l2_fourcc('G', 'B', 'R', 'G') /* 8 GBGB.. RGRG.. */
669 #define V4L2_PIX_FMT_SGRBG8 v4l2_fourcc('G', 'R', 'B', 'G') /* 8 GRGR.. BGBG.. */
670 #define V4L2_PIX_FMT_SRGGB8 v4l2_fourcc('R', 'G', 'G', 'B') /* 8 RGRG.. GBGB.. */
671 #define V4L2_PIX_FMT_SBGGR10 v4l2_fourcc('B', 'G', '1', '0') /* 10 BGBG.. GRGR.. */
672 #define V4L2_PIX_FMT_SGBRG10 v4l2_fourcc('G', 'B', '1', '0') /* 10 GBGB.. RGRG.. */
673 #define V4L2_PIX_FMT_SGRBG10 v4l2_fourcc('B', 'A', '1', '0') /* 10 GRGR.. BGBG.. */
674 #define V4L2_PIX_FMT_SRGGB10 v4l2_fourcc('R', 'G', '1', '0') /* 10 RGRG.. GBGB.. */
675 /* 10bit raw bayer packed, 5 bytes for every 4 pixels */
676 #define V4L2_PIX_FMT_SBGGR10P v4l2_fourcc('p', 'B', 'A', 'A')
677 #define V4L2_PIX_FMT_SGBRG10P v4l2_fourcc('p', 'G', 'A', 'A')
678 #define V4L2_PIX_FMT_SGRBG10P v4l2_fourcc('p', 'g', 'A', 'A')
679 #define V4L2_PIX_FMT_SRGGB10P v4l2_fourcc('p', 'R', 'A', 'A')
680 /* 10bit raw bayer a-law compressed to 8 bits */
681 #define V4L2_PIX_FMT_SBGGR10ALAW8 v4l2_fourcc('a', 'B', 'A', '8')
682 #define V4L2_PIX_FMT_SGBRG10ALAW8 v4l2_fourcc('a', 'G', 'A', '8')
683 #define V4L2_PIX_FMT_SGRBG10ALAW8 v4l2_fourcc('a', 'g', 'A', '8')
684 #define V4L2_PIX_FMT_SRGGB10ALAW8 v4l2_fourcc('a', 'R', 'A', '8')
685 /* 10bit raw bayer DPCM compressed to 8 bits */
686 #define V4L2_PIX_FMT_SBGGR10DPCM8 v4l2_fourcc('b', 'B', 'A', '8')
687 #define V4L2_PIX_FMT_SGBRG10DPCM8 v4l2_fourcc('b', 'G', 'A', '8')
688 #define V4L2_PIX_FMT_SGRBG10DPCM8 v4l2_fourcc('B', 'D', '1', '0')
689 #define V4L2_PIX_FMT_SRGGB10DPCM8 v4l2_fourcc('b', 'R', 'A', '8')
690 #define V4L2_PIX_FMT_SBGGR12 v4l2_fourcc('B', 'G', '1', '2') /* 12 BGBG.. GRGR.. */
691 #define V4L2_PIX_FMT_SGBRG12 v4l2_fourcc('G', 'B', '1', '2') /* 12 GBGB.. RGRG.. */
692 #define V4L2_PIX_FMT_SGRBG12 v4l2_fourcc('B', 'A', '1', '2') /* 12 GRGR.. BGBG.. */
693 #define V4L2_PIX_FMT_SRGGB12 v4l2_fourcc('R', 'G', '1', '2') /* 12 RGRG.. GBGB.. */
694 /* 12bit raw bayer packed, 6 bytes for every 4 pixels */
695 #define V4L2_PIX_FMT_SBGGR12P v4l2_fourcc('p', 'B', 'C', 'C')
696 #define V4L2_PIX_FMT_SGBRG12P v4l2_fourcc('p', 'G', 'C', 'C')
697 #define V4L2_PIX_FMT_SGRBG12P v4l2_fourcc('p', 'g', 'C', 'C')
698 #define V4L2_PIX_FMT_SRGGB12P v4l2_fourcc('p', 'R', 'C', 'C')
699 #define V4L2_PIX_FMT_SBGGR14 v4l2_fourcc('B', 'G', '1', '4') /* 14 BGBG.. GRGR.. */
700 #define V4L2_PIX_FMT_SGBRG14 v4l2_fourcc('G', 'B', '1', '4') /* 14 GBGB.. RGRG.. */
701 #define V4L2_PIX_FMT_SGRBG14 v4l2_fourcc('G', 'R', '1', '4') /* 14 GRGR.. BGBG.. */
702 #define V4L2_PIX_FMT_SRGGB14 v4l2_fourcc('R', 'G', '1', '4') /* 14 RGRG.. GBGB.. */
703 /* 14bit raw bayer packed, 7 bytes for every 4 pixels */
704 #define V4L2_PIX_FMT_SBGGR14P v4l2_fourcc('p', 'B', 'E', 'E')
705 #define V4L2_PIX_FMT_SGBRG14P v4l2_fourcc('p', 'G', 'E', 'E')
706 #define V4L2_PIX_FMT_SGRBG14P v4l2_fourcc('p', 'g', 'E', 'E')
707 #define V4L2_PIX_FMT_SRGGB14P v4l2_fourcc('p', 'R', 'E', 'E')
708 #define V4L2_PIX_FMT_SBGGR16 v4l2_fourcc('B', 'Y', 'R', '2') /* 16 BGBG.. GRGR.. */
709 #define V4L2_PIX_FMT_SGBRG16 v4l2_fourcc('G', 'B', '1', '6') /* 16 GBGB.. RGRG.. */
710 #define V4L2_PIX_FMT_SGRBG16 v4l2_fourcc('G', 'R', '1', '6') /* 16 GRGR.. BGBG.. */
711 #define V4L2_PIX_FMT_SRGGB16 v4l2_fourcc('R', 'G', '1', '6') /* 16 RGRG.. GBGB.. */
712
713 /* HSV formats */
714 #define V4L2_PIX_FMT_HSV24 v4l2_fourcc('H', 'S', 'V', '3')
715 #define V4L2_PIX_FMT_HSV32 v4l2_fourcc('H', 'S', 'V', '4')
716
717 /* compressed formats */
718 #define V4L2_PIX_FMT_MJPEG v4l2_fourcc('M', 'J', 'P', 'G') /* Motion-JPEG */
719 #define V4L2_PIX_FMT_JPEG v4l2_fourcc('J', 'P', 'E', 'G') /* JFIF JPEG */
720 #define V4L2_PIX_FMT_DV v4l2_fourcc('d', 'v', 's', 'd') /* 1394 */
721 #define V4L2_PIX_FMT_MPEG v4l2_fourcc('M', 'P', 'E', 'G') /* MPEG-1/2/4 Multiplexed */
722 #define V4L2_PIX_FMT_H264 v4l2_fourcc('H', '2', '6', '4') /* H264 with start codes */
723 #define V4L2_PIX_FMT_H264_NO_SC v4l2_fourcc('A', 'V', 'C', '1') /* H264 without start codes */
724 #define V4L2_PIX_FMT_H264_MVC v4l2_fourcc('M', '2', '6', '4') /* H264 MVC */
725 #define V4L2_PIX_FMT_H263 v4l2_fourcc('H', '2', '6', '3') /* H263 */
726 #define V4L2_PIX_FMT_MPEG1 v4l2_fourcc('M', 'P', 'G', '1') /* MPEG-1 ES */
727 #define V4L2_PIX_FMT_MPEG2 v4l2_fourcc('M', 'P', 'G', '2') /* MPEG-2 ES */
728 #define V4L2_PIX_FMT_MPEG2_SLICE v4l2_fourcc('M', 'G', '2', 'S') /* MPEG-2 parsed slice data */
729 #define V4L2_PIX_FMT_MPEG4 v4l2_fourcc('M', 'P', 'G', '4') /* MPEG-4 part 2 ES */
730 #define V4L2_PIX_FMT_XVID v4l2_fourcc('X', 'V', 'I', 'D') /* Xvid */
731 #define V4L2_PIX_FMT_VC1_ANNEX_G v4l2_fourcc('V', 'C', '1', 'G') /* SMPTE 421M Annex G compliant stream */
732 #define V4L2_PIX_FMT_VC1_ANNEX_L v4l2_fourcc('V', 'C', '1', 'L') /* SMPTE 421M Annex L compliant stream */
733 #define V4L2_PIX_FMT_VP8 v4l2_fourcc('V', 'P', '8', '0') /* VP8 */
734 #define V4L2_PIX_FMT_VP8_FRAME v4l2_fourcc('V', 'P', '8', 'F') /* VP8 parsed frame */
735 #define V4L2_PIX_FMT_VP9 v4l2_fourcc('V', 'P', '9', '0') /* VP9 */
736 #define V4L2_PIX_FMT_VP9_FRAME v4l2_fourcc('V', 'P', '9', 'F') /* VP9 parsed frame */
737 #define V4L2_PIX_FMT_HEVC v4l2_fourcc('H', 'E', 'V', 'C') /* HEVC aka H.265 */
738 #define V4L2_PIX_FMT_FWHT v4l2_fourcc('F', 'W', 'H', 'T') /* Fast Walsh Hadamard Transform (vicodec) */
739 #define V4L2_PIX_FMT_FWHT_STATELESS v4l2_fourcc('S', 'F', 'W', 'H') /* Stateless FWHT (vicodec) */
740 #define V4L2_PIX_FMT_H264_SLICE v4l2_fourcc('S', '2', '6', '4') /* H264 parsed slices */
741 #define V4L2_PIX_FMT_HEVC_SLICE v4l2_fourcc('S', '2', '6', '5') /* HEVC parsed slices */
742
743 /* Vendor-specific formats */
744 #define V4L2_PIX_FMT_CPIA1 v4l2_fourcc('C', 'P', 'I', 'A') /* cpia1 YUV */
745 #define V4L2_PIX_FMT_WNVA v4l2_fourcc('W', 'N', 'V', 'A') /* Winnov hw compress */
746 #define V4L2_PIX_FMT_SN9C10X v4l2_fourcc('S', '9', '1', '0') /* SN9C10x compression */
747 #define V4L2_PIX_FMT_SN9C20X_I420 v4l2_fourcc('S', '9', '2', '0') /* SN9C20x YUV 4:2:0 */
748 #define V4L2_PIX_FMT_PWC1 v4l2_fourcc('P', 'W', 'C', '1') /* pwc older webcam */
749 #define V4L2_PIX_FMT_PWC2 v4l2_fourcc('P', 'W', 'C', '2') /* pwc newer webcam */
750 #define V4L2_PIX_FMT_ET61X251 v4l2_fourcc('E', '6', '2', '5') /* ET61X251 compression */
751 #define V4L2_PIX_FMT_SPCA501 v4l2_fourcc('S', '5', '0', '1') /* YUYV per line */
752 #define V4L2_PIX_FMT_SPCA505 v4l2_fourcc('S', '5', '0', '5') /* YYUV per line */
753 #define V4L2_PIX_FMT_SPCA508 v4l2_fourcc('S', '5', '0', '8') /* YUVY per line */
754 #define V4L2_PIX_FMT_SPCA561 v4l2_fourcc('S', '5', '6', '1') /* compressed GBRG bayer */
755 #define V4L2_PIX_FMT_PAC207 v4l2_fourcc('P', '2', '0', '7') /* compressed BGGR bayer */
756 #define V4L2_PIX_FMT_MR97310A v4l2_fourcc('M', '3', '1', '0') /* compressed BGGR bayer */
757 #define V4L2_PIX_FMT_JL2005BCD v4l2_fourcc('J', 'L', '2', '0') /* compressed RGGB bayer */
758 #define V4L2_PIX_FMT_SN9C2028 v4l2_fourcc('S', 'O', 'N', 'X') /* compressed GBRG bayer */
759 #define V4L2_PIX_FMT_SQ905C v4l2_fourcc('9', '0', '5', 'C') /* compressed RGGB bayer */
760 #define V4L2_PIX_FMT_PJPG v4l2_fourcc('P', 'J', 'P', 'G') /* Pixart 73xx JPEG */
761 #define V4L2_PIX_FMT_OV511 v4l2_fourcc('O', '5', '1', '1') /* ov511 JPEG */
762 #define V4L2_PIX_FMT_OV518 v4l2_fourcc('O', '5', '1', '8') /* ov518 JPEG */
763 #define V4L2_PIX_FMT_STV0680 v4l2_fourcc('S', '6', '8', '0') /* stv0680 bayer */
764 #define V4L2_PIX_FMT_TM6000 v4l2_fourcc('T', 'M', '6', '0') /* tm5600/tm60x0 */
765 #define V4L2_PIX_FMT_CIT_YYVYUY v4l2_fourcc('C', 'I', 'T', 'V') /* one line of Y then 1 line of VYUY */
766 #define V4L2_PIX_FMT_KONICA420 v4l2_fourcc('K', 'O', 'N', 'I') /* YUV420 planar in blocks of 256 pixels */
767 #define V4L2_PIX_FMT_JPGL v4l2_fourcc('J', 'P', 'G', 'L') /* JPEG-Lite */
768 #define V4L2_PIX_FMT_SE401 v4l2_fourcc('S', '4', '0', '1') /* se401 janggu compressed rgb */
769 #define V4L2_PIX_FMT_S5C_UYVY_JPG v4l2_fourcc('S', '5', 'C', 'I') /* S5C73M3 interleaved UYVY/JPEG */
770 #define V4L2_PIX_FMT_Y8I v4l2_fourcc('Y', '8', 'I', ' ') /* Greyscale 8-bit L/R interleaved */
771 #define V4L2_PIX_FMT_Y12I v4l2_fourcc('Y', '1', '2', 'I') /* Greyscale 12-bit L/R interleaved */
772 #define V4L2_PIX_FMT_Z16 v4l2_fourcc('Z', '1', '6', ' ') /* Depth data 16-bit */
773 #define V4L2_PIX_FMT_MT21C v4l2_fourcc('M', 'T', '2', '1') /* Mediatek compressed block mode */
774 #define V4L2_PIX_FMT_MM21 v4l2_fourcc('M', 'M', '2', '1') /* Mediatek 8-bit block mode, two non-contiguous planes */
775 #define V4L2_PIX_FMT_INZI v4l2_fourcc('I', 'N', 'Z', 'I') /* Intel Planar Greyscale 10-bit and Depth 16-bit */
776 #define V4L2_PIX_FMT_CNF4 v4l2_fourcc('C', 'N', 'F', '4') /* Intel 4-bit packed depth confidence information */
777 #define V4L2_PIX_FMT_HI240 v4l2_fourcc('H', 'I', '2', '4') /* BTTV 8-bit dithered RGB */
778 #define V4L2_PIX_FMT_QC08C v4l2_fourcc('Q', '0', '8', 'C') /* Qualcomm 8-bit compressed */
779 #define V4L2_PIX_FMT_QC10C v4l2_fourcc('Q', '1', '0', 'C') /* Qualcomm 10-bit compressed */
780 #define V4L2_PIX_FMT_AJPG v4l2_fourcc('A', 'J', 'P', 'G') /* Aspeed JPEG */
781
782 /* 10bit raw packed, 32 bytes for every 25 pixels, last LSB 6 bits unused */
783 #define V4L2_PIX_FMT_IPU3_SBGGR10 v4l2_fourcc('i', 'p', '3', 'b') /* IPU3 packed 10-bit BGGR bayer */
784 #define V4L2_PIX_FMT_IPU3_SGBRG10 v4l2_fourcc('i', 'p', '3', 'g') /* IPU3 packed 10-bit GBRG bayer */
785 #define V4L2_PIX_FMT_IPU3_SGRBG10 v4l2_fourcc('i', 'p', '3', 'G') /* IPU3 packed 10-bit GRBG bayer */
786 #define V4L2_PIX_FMT_IPU3_SRGGB10 v4l2_fourcc('i', 'p', '3', 'r') /* IPU3 packed 10-bit RGGB bayer */
787
788 /* SDR formats - used only for Software Defined Radio devices */
789 #define V4L2_SDR_FMT_CU8 v4l2_fourcc('C', 'U', '0', '8') /* IQ u8 */
790 #define V4L2_SDR_FMT_CU16LE v4l2_fourcc('C', 'U', '1', '6') /* IQ u16le */
791 #define V4L2_SDR_FMT_CS8 v4l2_fourcc('C', 'S', '0', '8') /* complex s8 */
792 #define V4L2_SDR_FMT_CS14LE v4l2_fourcc('C', 'S', '1', '4') /* complex s14le */
793 #define V4L2_SDR_FMT_RU12LE v4l2_fourcc('R', 'U', '1', '2') /* real u12le */
794 #define V4L2_SDR_FMT_PCU16BE v4l2_fourcc('P', 'C', '1', '6') /* planar complex u16be */
795 #define V4L2_SDR_FMT_PCU18BE v4l2_fourcc('P', 'C', '1', '8') /* planar complex u18be */
796 #define V4L2_SDR_FMT_PCU20BE v4l2_fourcc('P', 'C', '2', '0') /* planar complex u20be */
797
798 /* Touch formats - used for Touch devices */
799 #define V4L2_TCH_FMT_DELTA_TD16 v4l2_fourcc('T', 'D', '1', '6') /* 16-bit signed deltas */
800 #define V4L2_TCH_FMT_DELTA_TD08 v4l2_fourcc('T', 'D', '0', '8') /* 8-bit signed deltas */
801 #define V4L2_TCH_FMT_TU16 v4l2_fourcc('T', 'U', '1', '6') /* 16-bit unsigned touch data */
802 #define V4L2_TCH_FMT_TU08 v4l2_fourcc('T', 'U', '0', '8') /* 8-bit unsigned touch data */
803
804 /* Meta-data formats */
805 #define V4L2_META_FMT_VSP1_HGO v4l2_fourcc('V', 'S', 'P', 'H') /* R-Car VSP1 1-D Histogram */
806 #define V4L2_META_FMT_VSP1_HGT v4l2_fourcc('V', 'S', 'P', 'T') /* R-Car VSP1 2-D Histogram */
807 #define V4L2_META_FMT_UVC v4l2_fourcc('U', 'V', 'C', 'H') /* UVC Payload Header metadata */
808 #define V4L2_META_FMT_D4XX v4l2_fourcc('D', '4', 'X', 'X') /* D4XX Payload Header metadata */
809 #define V4L2_META_FMT_VIVID v4l2_fourcc('V', 'I', 'V', 'D') /* Vivid Metadata */
810
811 /* Vendor specific - used for RK_ISP1 camera sub-system */
812 #define V4L2_META_FMT_RK_ISP1_PARAMS v4l2_fourcc('R', 'K', '1', 'P') /* Rockchip ISP1 3A Parameters */
813 #define V4L2_META_FMT_RK_ISP1_STAT_3A v4l2_fourcc('R', 'K', '1', 'S') /* Rockchip ISP1 3A Statistics */
814
815 /* priv field value to indicates that subsequent fields are valid. */
816 #define V4L2_PIX_FMT_PRIV_MAGIC 0xfeedcafe
817
818 /* Flags */
819 #define V4L2_PIX_FMT_FLAG_PREMUL_ALPHA 0x00000001
820 #define V4L2_PIX_FMT_FLAG_SET_CSC 0x00000002
821
822 /*
823 * F O R M A T E N U M E R A T I O N
824 */
825 struct v4l2_fmtdesc {
826 __u32 index; /* Format number */
827 __u32 type; /* enum v4l2_buf_type */
828 __u32 flags;
829 __u8 description[32]; /* Description string */
830 __u32 pixelformat; /* Format fourcc */
831 __u32 mbus_code; /* Media bus code */
832 __u32 reserved[3];
833 };
834
835 #define V4L2_FMT_FLAG_COMPRESSED 0x0001
836 #define V4L2_FMT_FLAG_EMULATED 0x0002
837 #define V4L2_FMT_FLAG_CONTINUOUS_BYTESTREAM 0x0004
838 #define V4L2_FMT_FLAG_DYN_RESOLUTION 0x0008
839 #define V4L2_FMT_FLAG_ENC_CAP_FRAME_INTERVAL 0x0010
840 #define V4L2_FMT_FLAG_CSC_COLORSPACE 0x0020
841 #define V4L2_FMT_FLAG_CSC_XFER_FUNC 0x0040
842 #define V4L2_FMT_FLAG_CSC_YCBCR_ENC 0x0080
843 #define V4L2_FMT_FLAG_CSC_HSV_ENC V4L2_FMT_FLAG_CSC_YCBCR_ENC
844 #define V4L2_FMT_FLAG_CSC_QUANTIZATION 0x0100
845
846 /* Frame Size and frame rate enumeration */
847 /*
848 * F R A M E S I Z E E N U M E R A T I O N
849 */
850 enum v4l2_frmsizetypes {
851 V4L2_FRMSIZE_TYPE_DISCRETE = 1,
852 V4L2_FRMSIZE_TYPE_CONTINUOUS = 2,
853 V4L2_FRMSIZE_TYPE_STEPWISE = 3,
854 };
855
856 struct v4l2_frmsize_discrete {
857 __u32 width; /* Frame width [pixel] */
858 __u32 height; /* Frame height [pixel] */
859 };
860
861 struct v4l2_frmsize_stepwise {
862 __u32 min_width; /* Minimum frame width [pixel] */
863 __u32 max_width; /* Maximum frame width [pixel] */
864 __u32 step_width; /* Frame width step size [pixel] */
865 __u32 min_height; /* Minimum frame height [pixel] */
866 __u32 max_height; /* Maximum frame height [pixel] */
867 __u32 step_height; /* Frame height step size [pixel] */
868 };
869
870 struct v4l2_frmsizeenum {
871 __u32 index; /* Frame size number */
872 __u32 pixel_format; /* Pixel format */
873 __u32 type; /* Frame size type the device supports. */
874
875 union { /* Frame size */
876 struct v4l2_frmsize_discrete discrete;
877 struct v4l2_frmsize_stepwise stepwise;
878 };
879
880 __u32 reserved[2]; /* Reserved space for future use */
881 };
882
883 /*
884 * F R A M E R A T E E N U M E R A T I O N
885 */
886 enum v4l2_frmivaltypes {
887 V4L2_FRMIVAL_TYPE_DISCRETE = 1,
888 V4L2_FRMIVAL_TYPE_CONTINUOUS = 2,
889 V4L2_FRMIVAL_TYPE_STEPWISE = 3,
890 };
891
892 struct v4l2_frmival_stepwise {
893 struct v4l2_fract min; /* Minimum frame interval [s] */
894 struct v4l2_fract max; /* Maximum frame interval [s] */
895 struct v4l2_fract step; /* Frame interval step size [s] */
896 };
897
898 struct v4l2_frmivalenum {
899 __u32 index; /* Frame format index */
900 __u32 pixel_format; /* Pixel format */
901 __u32 width; /* Frame width */
902 __u32 height; /* Frame height */
903 __u32 type; /* Frame interval type the device supports. */
904
905 union { /* Frame interval */
906 struct v4l2_fract discrete;
907 struct v4l2_frmival_stepwise stepwise;
908 };
909
910 __u32 reserved[2]; /* Reserved space for future use */
911 };
912
913 /*
914 * T I M E C O D E
915 */
916 struct v4l2_timecode {
917 __u32 type;
918 __u32 flags;
919 __u8 frames;
920 __u8 seconds;
921 __u8 minutes;
922 __u8 hours;
923 __u8 userbits[4];
924 };
925
926 /* Type */
927 #define V4L2_TC_TYPE_24FPS 1
928 #define V4L2_TC_TYPE_25FPS 2
929 #define V4L2_TC_TYPE_30FPS 3
930 #define V4L2_TC_TYPE_50FPS 4
931 #define V4L2_TC_TYPE_60FPS 5
932
933 /* Flags */
934 #define V4L2_TC_FLAG_DROPFRAME 0x0001 /* "drop-frame" mode */
935 #define V4L2_TC_FLAG_COLORFRAME 0x0002
936 #define V4L2_TC_USERBITS_field 0x000C
937 #define V4L2_TC_USERBITS_USERDEFINED 0x0000
938 #define V4L2_TC_USERBITS_8BITCHARS 0x0008
939 /* The above is based on SMPTE timecodes */
940
941 struct v4l2_jpegcompression {
942 int quality;
943
944 int APPn; /* Number of APP segment to be written,
945 * must be 0..15 */
946 int APP_len; /* Length of data in JPEG APPn segment */
947 char APP_data[60]; /* Data in the JPEG APPn segment. */
948
949 int COM_len; /* Length of data in JPEG COM segment */
950 char COM_data[60]; /* Data in JPEG COM segment */
951
952 __u32 jpeg_markers; /* Which markers should go into the JPEG
953 * output. Unless you exactly know what
954 * you do, leave them untouched.
955 * Including less markers will make the
956 * resulting code smaller, but there will
957 * be fewer applications which can read it.
958 * The presence of the APP and COM marker
959 * is influenced by APP_len and COM_len
960 * ONLY, not by this property! */
961
962 #define V4L2_JPEG_MARKER_DHT (1<<3) /* Define Huffman Tables */
963 #define V4L2_JPEG_MARKER_DQT (1<<4) /* Define Quantization Tables */
964 #define V4L2_JPEG_MARKER_DRI (1<<5) /* Define Restart Interval */
965 #define V4L2_JPEG_MARKER_COM (1<<6) /* Comment segment */
966 #define V4L2_JPEG_MARKER_APP (1<<7) /* App segment, driver will
967 * always use APP0 */
968 };
969
970 /*
971 * M E M O R Y - M A P P I N G B U F F E R S
972 */
973
974 #ifdef __KERNEL__
975 /*
976 * This corresponds to the user space version of timeval
977 * for 64-bit time_t. sparc64 is different from everyone
978 * else, using the microseconds in the wrong half of the
979 * second 64-bit word.
980 */
981 struct __kernel_v4l2_timeval {
982 long long tv_sec;
983 #if defined(__sparc__) && defined(__arch64__)
984 int tv_usec;
985 int __pad;
986 #else
987 long long tv_usec;
988 #endif
989 };
990 #endif
991
992 struct v4l2_requestbuffers {
993 __u32 count;
994 __u32 type; /* enum v4l2_buf_type */
995 __u32 memory; /* enum v4l2_memory */
996 __u32 capabilities;
997 __u8 flags;
998 __u8 reserved[3];
999 };
1000
1001 #define V4L2_MEMORY_FLAG_NON_COHERENT (1 << 0)
1002
1003 /* capabilities for struct v4l2_requestbuffers and v4l2_create_buffers */
1004 #define V4L2_BUF_CAP_SUPPORTS_MMAP (1 << 0)
1005 #define V4L2_BUF_CAP_SUPPORTS_USERPTR (1 << 1)
1006 #define V4L2_BUF_CAP_SUPPORTS_DMABUF (1 << 2)
1007 #define V4L2_BUF_CAP_SUPPORTS_REQUESTS (1 << 3)
1008 #define V4L2_BUF_CAP_SUPPORTS_ORPHANED_BUFS (1 << 4)
1009 #define V4L2_BUF_CAP_SUPPORTS_M2M_HOLD_CAPTURE_BUF (1 << 5)
1010 #define V4L2_BUF_CAP_SUPPORTS_MMAP_CACHE_HINTS (1 << 6)
1011
1012 /**
1013 * struct v4l2_plane - plane info for multi-planar buffers
1014 * @bytesused: number of bytes occupied by data in the plane (payload)
1015 * @length: size of this plane (NOT the payload) in bytes
1016 * @mem_offset: when memory in the associated struct v4l2_buffer is
1017 * V4L2_MEMORY_MMAP, equals the offset from the start of
1018 * the device memory for this plane (or is a "cookie" that
1019 * should be passed to mmap() called on the video node)
1020 * @userptr: when memory is V4L2_MEMORY_USERPTR, a userspace pointer
1021 * pointing to this plane
1022 * @fd: when memory is V4L2_MEMORY_DMABUF, a userspace file
1023 * descriptor associated with this plane
1024 * @m: union of @mem_offset, @userptr and @fd
1025 * @data_offset: offset in the plane to the start of data; usually 0,
1026 * unless there is a header in front of the data
1027 * @reserved: drivers and applications must zero this array
1028 *
1029 * Multi-planar buffers consist of one or more planes, e.g. an YCbCr buffer
1030 * with two planes can have one plane for Y, and another for interleaved CbCr
1031 * components. Each plane can reside in a separate memory buffer, or even in
1032 * a completely separate memory node (e.g. in embedded devices).
1033 */
1034 struct v4l2_plane {
1035 __u32 bytesused;
1036 __u32 length;
1037 union {
1038 __u32 mem_offset;
1039 unsigned long userptr;
1040 __s32 fd;
1041 } m;
1042 __u32 data_offset;
1043 __u32 reserved[11];
1044 };
1045
1046 /**
1047 * struct v4l2_buffer - video buffer info
1048 * @index: id number of the buffer
1049 * @type: enum v4l2_buf_type; buffer type (type == *_MPLANE for
1050 * multiplanar buffers);
1051 * @bytesused: number of bytes occupied by data in the buffer (payload);
1052 * unused (set to 0) for multiplanar buffers
1053 * @flags: buffer informational flags
1054 * @field: enum v4l2_field; field order of the image in the buffer
1055 * @timestamp: frame timestamp
1056 * @timecode: frame timecode
1057 * @sequence: sequence count of this frame
1058 * @memory: enum v4l2_memory; the method, in which the actual video data is
1059 * passed
1060 * @offset: for non-multiplanar buffers with memory == V4L2_MEMORY_MMAP;
1061 * offset from the start of the device memory for this plane,
1062 * (or a "cookie" that should be passed to mmap() as offset)
1063 * @userptr: for non-multiplanar buffers with memory == V4L2_MEMORY_USERPTR;
1064 * a userspace pointer pointing to this buffer
1065 * @fd: for non-multiplanar buffers with memory == V4L2_MEMORY_DMABUF;
1066 * a userspace file descriptor associated with this buffer
1067 * @planes: for multiplanar buffers; userspace pointer to the array of plane
1068 * info structs for this buffer
1069 * @m: union of @offset, @userptr, @planes and @fd
1070 * @length: size in bytes of the buffer (NOT its payload) for single-plane
1071 * buffers (when type != *_MPLANE); number of elements in the
1072 * planes array for multi-plane buffers
1073 * @reserved2: drivers and applications must zero this field
1074 * @request_fd: fd of the request that this buffer should use
1075 * @reserved: for backwards compatibility with applications that do not know
1076 * about @request_fd
1077 *
1078 * Contains data exchanged by application and driver using one of the Streaming
1079 * I/O methods.
1080 */
1081 struct v4l2_buffer {
1082 __u32 index;
1083 __u32 type;
1084 __u32 bytesused;
1085 __u32 flags;
1086 __u32 field;
1087 #ifdef __KERNEL__
1088 struct __kernel_v4l2_timeval timestamp;
1089 #else
1090 struct timeval timestamp;
1091 #endif
1092 struct v4l2_timecode timecode;
1093 __u32 sequence;
1094
1095 /* memory location */
1096 __u32 memory;
1097 union {
1098 __u32 offset;
1099 unsigned long userptr;
1100 struct v4l2_plane *planes;
1101 __s32 fd;
1102 } m;
1103 __u32 length;
1104 __u32 reserved2;
1105 union {
1106 __s32 request_fd;
1107 __u32 reserved;
1108 };
1109 };
1110
1111 #ifndef __KERNEL__
1112 /**
1113 * v4l2_timeval_to_ns - Convert timeval to nanoseconds
1114 * @tv: pointer to the timeval variable to be converted
1115 *
1116 * Returns the scalar nanosecond representation of the timeval
1117 * parameter.
1118 */
v4l2_timeval_to_ns(const struct timeval * tv)1119 static inline __u64 v4l2_timeval_to_ns(const struct timeval *tv)
1120 {
1121 return (__u64)tv->tv_sec * 1000000000ULL + tv->tv_usec * 1000;
1122 }
1123 #endif
1124
1125 /* Flags for 'flags' field */
1126 /* Buffer is mapped (flag) */
1127 #define V4L2_BUF_FLAG_MAPPED 0x00000001
1128 /* Buffer is queued for processing */
1129 #define V4L2_BUF_FLAG_QUEUED 0x00000002
1130 /* Buffer is ready */
1131 #define V4L2_BUF_FLAG_DONE 0x00000004
1132 /* Image is a keyframe (I-frame) */
1133 #define V4L2_BUF_FLAG_KEYFRAME 0x00000008
1134 /* Image is a P-frame */
1135 #define V4L2_BUF_FLAG_PFRAME 0x00000010
1136 /* Image is a B-frame */
1137 #define V4L2_BUF_FLAG_BFRAME 0x00000020
1138 /* Buffer is ready, but the data contained within is corrupted. */
1139 #define V4L2_BUF_FLAG_ERROR 0x00000040
1140 /* Buffer is added to an unqueued request */
1141 #define V4L2_BUF_FLAG_IN_REQUEST 0x00000080
1142 /* timecode field is valid */
1143 #define V4L2_BUF_FLAG_TIMECODE 0x00000100
1144 /* Don't return the capture buffer until OUTPUT timestamp changes */
1145 #define V4L2_BUF_FLAG_M2M_HOLD_CAPTURE_BUF 0x00000200
1146 /* Buffer is prepared for queuing */
1147 #define V4L2_BUF_FLAG_PREPARED 0x00000400
1148 /* Cache handling flags */
1149 #define V4L2_BUF_FLAG_NO_CACHE_INVALIDATE 0x00000800
1150 #define V4L2_BUF_FLAG_NO_CACHE_CLEAN 0x00001000
1151 /* Timestamp type */
1152 #define V4L2_BUF_FLAG_TIMESTAMP_MASK 0x0000e000
1153 #define V4L2_BUF_FLAG_TIMESTAMP_UNKNOWN 0x00000000
1154 #define V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC 0x00002000
1155 #define V4L2_BUF_FLAG_TIMESTAMP_COPY 0x00004000
1156 /* Timestamp sources. */
1157 #define V4L2_BUF_FLAG_TSTAMP_SRC_MASK 0x00070000
1158 #define V4L2_BUF_FLAG_TSTAMP_SRC_EOF 0x00000000
1159 #define V4L2_BUF_FLAG_TSTAMP_SRC_SOE 0x00010000
1160 /* mem2mem encoder/decoder */
1161 #define V4L2_BUF_FLAG_LAST 0x00100000
1162 /* request_fd is valid */
1163 #define V4L2_BUF_FLAG_REQUEST_FD 0x00800000
1164
1165 /**
1166 * struct v4l2_exportbuffer - export of video buffer as DMABUF file descriptor
1167 *
1168 * @index: id number of the buffer
1169 * @type: enum v4l2_buf_type; buffer type (type == *_MPLANE for
1170 * multiplanar buffers);
1171 * @plane: index of the plane to be exported, 0 for single plane queues
1172 * @flags: flags for newly created file, currently only O_CLOEXEC is
1173 * supported, refer to manual of open syscall for more details
1174 * @fd: file descriptor associated with DMABUF (set by driver)
1175 * @reserved: drivers and applications must zero this array
1176 *
1177 * Contains data used for exporting a video buffer as DMABUF file descriptor.
1178 * The buffer is identified by a 'cookie' returned by VIDIOC_QUERYBUF
1179 * (identical to the cookie used to mmap() the buffer to userspace). All
1180 * reserved fields must be set to zero. The field reserved0 is expected to
1181 * become a structure 'type' allowing an alternative layout of the structure
1182 * content. Therefore this field should not be used for any other extensions.
1183 */
1184 struct v4l2_exportbuffer {
1185 __u32 type; /* enum v4l2_buf_type */
1186 __u32 index;
1187 __u32 plane;
1188 __u32 flags;
1189 __s32 fd;
1190 __u32 reserved[11];
1191 };
1192
1193 /*
1194 * O V E R L A Y P R E V I E W
1195 */
1196 struct v4l2_framebuffer {
1197 __u32 capability;
1198 __u32 flags;
1199 /* FIXME: in theory we should pass something like PCI device + memory
1200 * region + offset instead of some physical address */
1201 void *base;
1202 struct {
1203 __u32 width;
1204 __u32 height;
1205 __u32 pixelformat;
1206 __u32 field; /* enum v4l2_field */
1207 __u32 bytesperline; /* for padding, zero if unused */
1208 __u32 sizeimage;
1209 __u32 colorspace; /* enum v4l2_colorspace */
1210 __u32 priv; /* reserved field, set to 0 */
1211 } fmt;
1212 };
1213 /* Flags for the 'capability' field. Read only */
1214 #define V4L2_FBUF_CAP_EXTERNOVERLAY 0x0001
1215 #define V4L2_FBUF_CAP_CHROMAKEY 0x0002
1216 #define V4L2_FBUF_CAP_LIST_CLIPPING 0x0004
1217 #define V4L2_FBUF_CAP_BITMAP_CLIPPING 0x0008
1218 #define V4L2_FBUF_CAP_LOCAL_ALPHA 0x0010
1219 #define V4L2_FBUF_CAP_GLOBAL_ALPHA 0x0020
1220 #define V4L2_FBUF_CAP_LOCAL_INV_ALPHA 0x0040
1221 #define V4L2_FBUF_CAP_SRC_CHROMAKEY 0x0080
1222 /* Flags for the 'flags' field. */
1223 #define V4L2_FBUF_FLAG_PRIMARY 0x0001
1224 #define V4L2_FBUF_FLAG_OVERLAY 0x0002
1225 #define V4L2_FBUF_FLAG_CHROMAKEY 0x0004
1226 #define V4L2_FBUF_FLAG_LOCAL_ALPHA 0x0008
1227 #define V4L2_FBUF_FLAG_GLOBAL_ALPHA 0x0010
1228 #define V4L2_FBUF_FLAG_LOCAL_INV_ALPHA 0x0020
1229 #define V4L2_FBUF_FLAG_SRC_CHROMAKEY 0x0040
1230
1231 struct v4l2_clip {
1232 struct v4l2_rect c;
1233 struct v4l2_clip __user *next;
1234 };
1235
1236 struct v4l2_window {
1237 struct v4l2_rect w;
1238 __u32 field; /* enum v4l2_field */
1239 __u32 chromakey;
1240 struct v4l2_clip *clips;
1241 __u32 clipcount;
1242 void __user *bitmap;
1243 __u8 global_alpha;
1244 };
1245
1246 /*
1247 * C A P T U R E P A R A M E T E R S
1248 */
1249 struct v4l2_captureparm {
1250 __u32 capability; /* Supported modes */
1251 __u32 capturemode; /* Current mode */
1252 struct v4l2_fract timeperframe; /* Time per frame in seconds */
1253 __u32 extendedmode; /* Driver-specific extensions */
1254 __u32 readbuffers; /* # of buffers for read */
1255 __u32 reserved[4];
1256 };
1257
1258 /* Flags for 'capability' and 'capturemode' fields */
1259 #define V4L2_MODE_HIGHQUALITY 0x0001 /* High quality imaging mode */
1260 #define V4L2_CAP_TIMEPERFRAME 0x1000 /* timeperframe field is supported */
1261
1262 struct v4l2_outputparm {
1263 __u32 capability; /* Supported modes */
1264 __u32 outputmode; /* Current mode */
1265 struct v4l2_fract timeperframe; /* Time per frame in seconds */
1266 __u32 extendedmode; /* Driver-specific extensions */
1267 __u32 writebuffers; /* # of buffers for write */
1268 __u32 reserved[4];
1269 };
1270
1271 /*
1272 * I N P U T I M A G E C R O P P I N G
1273 */
1274 struct v4l2_cropcap {
1275 __u32 type; /* enum v4l2_buf_type */
1276 struct v4l2_rect bounds;
1277 struct v4l2_rect defrect;
1278 struct v4l2_fract pixelaspect;
1279 };
1280
1281 struct v4l2_crop {
1282 __u32 type; /* enum v4l2_buf_type */
1283 struct v4l2_rect c;
1284 };
1285
1286 /**
1287 * struct v4l2_selection - selection info
1288 * @type: buffer type (do not use *_MPLANE types)
1289 * @target: Selection target, used to choose one of possible rectangles;
1290 * defined in v4l2-common.h; V4L2_SEL_TGT_* .
1291 * @flags: constraints flags, defined in v4l2-common.h; V4L2_SEL_FLAG_*.
1292 * @r: coordinates of selection window
1293 * @reserved: for future use, rounds structure size to 64 bytes, set to zero
1294 *
1295 * Hardware may use multiple helper windows to process a video stream.
1296 * The structure is used to exchange this selection areas between
1297 * an application and a driver.
1298 */
1299 struct v4l2_selection {
1300 __u32 type;
1301 __u32 target;
1302 __u32 flags;
1303 struct v4l2_rect r;
1304 __u32 reserved[9];
1305 };
1306
1307
1308 /*
1309 * A N A L O G V I D E O S T A N D A R D
1310 */
1311
1312 typedef __u64 v4l2_std_id;
1313
1314 /*
1315 * Attention: Keep the V4L2_STD_* bit definitions in sync with
1316 * include/dt-bindings/display/sdtv-standards.h SDTV_STD_* bit definitions.
1317 */
1318 /* one bit for each */
1319 #define V4L2_STD_PAL_B ((v4l2_std_id)0x00000001)
1320 #define V4L2_STD_PAL_B1 ((v4l2_std_id)0x00000002)
1321 #define V4L2_STD_PAL_G ((v4l2_std_id)0x00000004)
1322 #define V4L2_STD_PAL_H ((v4l2_std_id)0x00000008)
1323 #define V4L2_STD_PAL_I ((v4l2_std_id)0x00000010)
1324 #define V4L2_STD_PAL_D ((v4l2_std_id)0x00000020)
1325 #define V4L2_STD_PAL_D1 ((v4l2_std_id)0x00000040)
1326 #define V4L2_STD_PAL_K ((v4l2_std_id)0x00000080)
1327
1328 #define V4L2_STD_PAL_M ((v4l2_std_id)0x00000100)
1329 #define V4L2_STD_PAL_N ((v4l2_std_id)0x00000200)
1330 #define V4L2_STD_PAL_Nc ((v4l2_std_id)0x00000400)
1331 #define V4L2_STD_PAL_60 ((v4l2_std_id)0x00000800)
1332
1333 #define V4L2_STD_NTSC_M ((v4l2_std_id)0x00001000) /* BTSC */
1334 #define V4L2_STD_NTSC_M_JP ((v4l2_std_id)0x00002000) /* EIA-J */
1335 #define V4L2_STD_NTSC_443 ((v4l2_std_id)0x00004000)
1336 #define V4L2_STD_NTSC_M_KR ((v4l2_std_id)0x00008000) /* FM A2 */
1337
1338 #define V4L2_STD_SECAM_B ((v4l2_std_id)0x00010000)
1339 #define V4L2_STD_SECAM_D ((v4l2_std_id)0x00020000)
1340 #define V4L2_STD_SECAM_G ((v4l2_std_id)0x00040000)
1341 #define V4L2_STD_SECAM_H ((v4l2_std_id)0x00080000)
1342 #define V4L2_STD_SECAM_K ((v4l2_std_id)0x00100000)
1343 #define V4L2_STD_SECAM_K1 ((v4l2_std_id)0x00200000)
1344 #define V4L2_STD_SECAM_L ((v4l2_std_id)0x00400000)
1345 #define V4L2_STD_SECAM_LC ((v4l2_std_id)0x00800000)
1346
1347 /* ATSC/HDTV */
1348 #define V4L2_STD_ATSC_8_VSB ((v4l2_std_id)0x01000000)
1349 #define V4L2_STD_ATSC_16_VSB ((v4l2_std_id)0x02000000)
1350
1351 /* FIXME:
1352 Although std_id is 64 bits, there is an issue on PPC32 architecture that
1353 makes switch(__u64) to break. So, there's a hack on v4l2-common.c rounding
1354 this value to 32 bits.
1355 As, currently, the max value is for V4L2_STD_ATSC_16_VSB (30 bits wide),
1356 it should work fine. However, if needed to add more than two standards,
1357 v4l2-common.c should be fixed.
1358 */
1359
1360 /*
1361 * Some macros to merge video standards in order to make live easier for the
1362 * drivers and V4L2 applications
1363 */
1364
1365 /*
1366 * "Common" NTSC/M - It should be noticed that V4L2_STD_NTSC_443 is
1367 * Missing here.
1368 */
1369 #define V4L2_STD_NTSC (V4L2_STD_NTSC_M |\
1370 V4L2_STD_NTSC_M_JP |\
1371 V4L2_STD_NTSC_M_KR)
1372 /* Secam macros */
1373 #define V4L2_STD_SECAM_DK (V4L2_STD_SECAM_D |\
1374 V4L2_STD_SECAM_K |\
1375 V4L2_STD_SECAM_K1)
1376 /* All Secam Standards */
1377 #define V4L2_STD_SECAM (V4L2_STD_SECAM_B |\
1378 V4L2_STD_SECAM_G |\
1379 V4L2_STD_SECAM_H |\
1380 V4L2_STD_SECAM_DK |\
1381 V4L2_STD_SECAM_L |\
1382 V4L2_STD_SECAM_LC)
1383 /* PAL macros */
1384 #define V4L2_STD_PAL_BG (V4L2_STD_PAL_B |\
1385 V4L2_STD_PAL_B1 |\
1386 V4L2_STD_PAL_G)
1387 #define V4L2_STD_PAL_DK (V4L2_STD_PAL_D |\
1388 V4L2_STD_PAL_D1 |\
1389 V4L2_STD_PAL_K)
1390 /*
1391 * "Common" PAL - This macro is there to be compatible with the old
1392 * V4L1 concept of "PAL": /BGDKHI.
1393 * Several PAL standards are missing here: /M, /N and /Nc
1394 */
1395 #define V4L2_STD_PAL (V4L2_STD_PAL_BG |\
1396 V4L2_STD_PAL_DK |\
1397 V4L2_STD_PAL_H |\
1398 V4L2_STD_PAL_I)
1399 /* Chroma "agnostic" standards */
1400 #define V4L2_STD_B (V4L2_STD_PAL_B |\
1401 V4L2_STD_PAL_B1 |\
1402 V4L2_STD_SECAM_B)
1403 #define V4L2_STD_G (V4L2_STD_PAL_G |\
1404 V4L2_STD_SECAM_G)
1405 #define V4L2_STD_H (V4L2_STD_PAL_H |\
1406 V4L2_STD_SECAM_H)
1407 #define V4L2_STD_L (V4L2_STD_SECAM_L |\
1408 V4L2_STD_SECAM_LC)
1409 #define V4L2_STD_GH (V4L2_STD_G |\
1410 V4L2_STD_H)
1411 #define V4L2_STD_DK (V4L2_STD_PAL_DK |\
1412 V4L2_STD_SECAM_DK)
1413 #define V4L2_STD_BG (V4L2_STD_B |\
1414 V4L2_STD_G)
1415 #define V4L2_STD_MN (V4L2_STD_PAL_M |\
1416 V4L2_STD_PAL_N |\
1417 V4L2_STD_PAL_Nc |\
1418 V4L2_STD_NTSC)
1419
1420 /* Standards where MTS/BTSC stereo could be found */
1421 #define V4L2_STD_MTS (V4L2_STD_NTSC_M |\
1422 V4L2_STD_PAL_M |\
1423 V4L2_STD_PAL_N |\
1424 V4L2_STD_PAL_Nc)
1425
1426 /* Standards for Countries with 60Hz Line frequency */
1427 #define V4L2_STD_525_60 (V4L2_STD_PAL_M |\
1428 V4L2_STD_PAL_60 |\
1429 V4L2_STD_NTSC |\
1430 V4L2_STD_NTSC_443)
1431 /* Standards for Countries with 50Hz Line frequency */
1432 #define V4L2_STD_625_50 (V4L2_STD_PAL |\
1433 V4L2_STD_PAL_N |\
1434 V4L2_STD_PAL_Nc |\
1435 V4L2_STD_SECAM)
1436
1437 #define V4L2_STD_ATSC (V4L2_STD_ATSC_8_VSB |\
1438 V4L2_STD_ATSC_16_VSB)
1439 /* Macros with none and all analog standards */
1440 #define V4L2_STD_UNKNOWN 0
1441 #define V4L2_STD_ALL (V4L2_STD_525_60 |\
1442 V4L2_STD_625_50)
1443
1444 struct v4l2_standard {
1445 __u32 index;
1446 v4l2_std_id id;
1447 __u8 name[24];
1448 struct v4l2_fract frameperiod; /* Frames, not fields */
1449 __u32 framelines;
1450 __u32 reserved[4];
1451 };
1452
1453 /*
1454 * D V B T T I M I N G S
1455 */
1456
1457 /** struct v4l2_bt_timings - BT.656/BT.1120 timing data
1458 * @width: total width of the active video in pixels
1459 * @height: total height of the active video in lines
1460 * @interlaced: Interlaced or progressive
1461 * @polarities: Positive or negative polarities
1462 * @pixelclock: Pixel clock in HZ. Ex. 74.25MHz->74250000
1463 * @hfrontporch:Horizontal front porch in pixels
1464 * @hsync: Horizontal Sync length in pixels
1465 * @hbackporch: Horizontal back porch in pixels
1466 * @vfrontporch:Vertical front porch in lines
1467 * @vsync: Vertical Sync length in lines
1468 * @vbackporch: Vertical back porch in lines
1469 * @il_vfrontporch:Vertical front porch for the even field
1470 * (aka field 2) of interlaced field formats
1471 * @il_vsync: Vertical Sync length for the even field
1472 * (aka field 2) of interlaced field formats
1473 * @il_vbackporch:Vertical back porch for the even field
1474 * (aka field 2) of interlaced field formats
1475 * @standards: Standards the timing belongs to
1476 * @flags: Flags
1477 * @picture_aspect: The picture aspect ratio (hor/vert).
1478 * @cea861_vic: VIC code as per the CEA-861 standard.
1479 * @hdmi_vic: VIC code as per the HDMI standard.
1480 * @reserved: Reserved fields, must be zeroed.
1481 *
1482 * A note regarding vertical interlaced timings: height refers to the total
1483 * height of the active video frame (= two fields). The blanking timings refer
1484 * to the blanking of each field. So the height of the total frame is
1485 * calculated as follows:
1486 *
1487 * tot_height = height + vfrontporch + vsync + vbackporch +
1488 * il_vfrontporch + il_vsync + il_vbackporch
1489 *
1490 * The active height of each field is height / 2.
1491 */
1492 struct v4l2_bt_timings {
1493 __u32 width;
1494 __u32 height;
1495 __u32 interlaced;
1496 __u32 polarities;
1497 __u64 pixelclock;
1498 __u32 hfrontporch;
1499 __u32 hsync;
1500 __u32 hbackporch;
1501 __u32 vfrontporch;
1502 __u32 vsync;
1503 __u32 vbackporch;
1504 __u32 il_vfrontporch;
1505 __u32 il_vsync;
1506 __u32 il_vbackporch;
1507 __u32 standards;
1508 __u32 flags;
1509 struct v4l2_fract picture_aspect;
1510 __u8 cea861_vic;
1511 __u8 hdmi_vic;
1512 __u8 reserved[46];
1513 } __attribute__ ((packed));
1514
1515 /* Interlaced or progressive format */
1516 #define V4L2_DV_PROGRESSIVE 0
1517 #define V4L2_DV_INTERLACED 1
1518
1519 /* Polarities. If bit is not set, it is assumed to be negative polarity */
1520 #define V4L2_DV_VSYNC_POS_POL 0x00000001
1521 #define V4L2_DV_HSYNC_POS_POL 0x00000002
1522
1523 /* Timings standards */
1524 #define V4L2_DV_BT_STD_CEA861 (1 << 0) /* CEA-861 Digital TV Profile */
1525 #define V4L2_DV_BT_STD_DMT (1 << 1) /* VESA Discrete Monitor Timings */
1526 #define V4L2_DV_BT_STD_CVT (1 << 2) /* VESA Coordinated Video Timings */
1527 #define V4L2_DV_BT_STD_GTF (1 << 3) /* VESA Generalized Timings Formula */
1528 #define V4L2_DV_BT_STD_SDI (1 << 4) /* SDI Timings */
1529
1530 /* Flags */
1531
1532 /*
1533 * CVT/GTF specific: timing uses reduced blanking (CVT) or the 'Secondary
1534 * GTF' curve (GTF). In both cases the horizontal and/or vertical blanking
1535 * intervals are reduced, allowing a higher resolution over the same
1536 * bandwidth. This is a read-only flag.
1537 */
1538 #define V4L2_DV_FL_REDUCED_BLANKING (1 << 0)
1539 /*
1540 * CEA-861 specific: set for CEA-861 formats with a framerate of a multiple
1541 * of six. These formats can be optionally played at 1 / 1.001 speed.
1542 * This is a read-only flag.
1543 */
1544 #define V4L2_DV_FL_CAN_REDUCE_FPS (1 << 1)
1545 /*
1546 * CEA-861 specific: only valid for video transmitters, the flag is cleared
1547 * by receivers.
1548 * If the framerate of the format is a multiple of six, then the pixelclock
1549 * used to set up the transmitter is divided by 1.001 to make it compatible
1550 * with 60 Hz based standards such as NTSC and PAL-M that use a framerate of
1551 * 29.97 Hz. Otherwise this flag is cleared. If the transmitter can't generate
1552 * such frequencies, then the flag will also be cleared.
1553 */
1554 #define V4L2_DV_FL_REDUCED_FPS (1 << 2)
1555 /*
1556 * Specific to interlaced formats: if set, then field 1 is really one half-line
1557 * longer and field 2 is really one half-line shorter, so each field has
1558 * exactly the same number of half-lines. Whether half-lines can be detected
1559 * or used depends on the hardware.
1560 */
1561 #define V4L2_DV_FL_HALF_LINE (1 << 3)
1562 /*
1563 * If set, then this is a Consumer Electronics (CE) video format. Such formats
1564 * differ from other formats (commonly called IT formats) in that if RGB
1565 * encoding is used then by default the RGB values use limited range (i.e.
1566 * use the range 16-235) as opposed to 0-255. All formats defined in CEA-861
1567 * except for the 640x480 format are CE formats.
1568 */
1569 #define V4L2_DV_FL_IS_CE_VIDEO (1 << 4)
1570 /* Some formats like SMPTE-125M have an interlaced signal with a odd
1571 * total height. For these formats, if this flag is set, the first
1572 * field has the extra line. If not, it is the second field.
1573 */
1574 #define V4L2_DV_FL_FIRST_FIELD_EXTRA_LINE (1 << 5)
1575 /*
1576 * If set, then the picture_aspect field is valid. Otherwise assume that the
1577 * pixels are square, so the picture aspect ratio is the same as the width to
1578 * height ratio.
1579 */
1580 #define V4L2_DV_FL_HAS_PICTURE_ASPECT (1 << 6)
1581 /*
1582 * If set, then the cea861_vic field is valid and contains the Video
1583 * Identification Code as per the CEA-861 standard.
1584 */
1585 #define V4L2_DV_FL_HAS_CEA861_VIC (1 << 7)
1586 /*
1587 * If set, then the hdmi_vic field is valid and contains the Video
1588 * Identification Code as per the HDMI standard (HDMI Vendor Specific
1589 * InfoFrame).
1590 */
1591 #define V4L2_DV_FL_HAS_HDMI_VIC (1 << 8)
1592 /*
1593 * CEA-861 specific: only valid for video receivers.
1594 * If set, then HW can detect the difference between regular FPS and
1595 * 1000/1001 FPS. Note: This flag is only valid for HDMI VIC codes with
1596 * the V4L2_DV_FL_CAN_REDUCE_FPS flag set.
1597 */
1598 #define V4L2_DV_FL_CAN_DETECT_REDUCED_FPS (1 << 9)
1599
1600 /* A few useful defines to calculate the total blanking and frame sizes */
1601 #define V4L2_DV_BT_BLANKING_WIDTH(bt) \
1602 ((bt)->hfrontporch + (bt)->hsync + (bt)->hbackporch)
1603 #define V4L2_DV_BT_FRAME_WIDTH(bt) \
1604 ((bt)->width + V4L2_DV_BT_BLANKING_WIDTH(bt))
1605 #define V4L2_DV_BT_BLANKING_HEIGHT(bt) \
1606 ((bt)->vfrontporch + (bt)->vsync + (bt)->vbackporch + \
1607 ((bt)->interlaced ? \
1608 ((bt)->il_vfrontporch + (bt)->il_vsync + (bt)->il_vbackporch) : 0))
1609 #define V4L2_DV_BT_FRAME_HEIGHT(bt) \
1610 ((bt)->height + V4L2_DV_BT_BLANKING_HEIGHT(bt))
1611
1612 /** struct v4l2_dv_timings - DV timings
1613 * @type: the type of the timings
1614 * @bt: BT656/1120 timings
1615 */
1616 struct v4l2_dv_timings {
1617 __u32 type;
1618 union {
1619 struct v4l2_bt_timings bt;
1620 __u32 reserved[32];
1621 };
1622 } __attribute__ ((packed));
1623
1624 /* Values for the type field */
1625 #define V4L2_DV_BT_656_1120 0 /* BT.656/1120 timing type */
1626
1627
1628 /** struct v4l2_enum_dv_timings - DV timings enumeration
1629 * @index: enumeration index
1630 * @pad: the pad number for which to enumerate timings (used with
1631 * v4l-subdev nodes only)
1632 * @reserved: must be zeroed
1633 * @timings: the timings for the given index
1634 */
1635 struct v4l2_enum_dv_timings {
1636 __u32 index;
1637 __u32 pad;
1638 __u32 reserved[2];
1639 struct v4l2_dv_timings timings;
1640 };
1641
1642 /** struct v4l2_bt_timings_cap - BT.656/BT.1120 timing capabilities
1643 * @min_width: width in pixels
1644 * @max_width: width in pixels
1645 * @min_height: height in lines
1646 * @max_height: height in lines
1647 * @min_pixelclock: Pixel clock in HZ. Ex. 74.25MHz->74250000
1648 * @max_pixelclock: Pixel clock in HZ. Ex. 74.25MHz->74250000
1649 * @standards: Supported standards
1650 * @capabilities: Supported capabilities
1651 * @reserved: Must be zeroed
1652 */
1653 struct v4l2_bt_timings_cap {
1654 __u32 min_width;
1655 __u32 max_width;
1656 __u32 min_height;
1657 __u32 max_height;
1658 __u64 min_pixelclock;
1659 __u64 max_pixelclock;
1660 __u32 standards;
1661 __u32 capabilities;
1662 __u32 reserved[16];
1663 } __attribute__ ((packed));
1664
1665 /* Supports interlaced formats */
1666 #define V4L2_DV_BT_CAP_INTERLACED (1 << 0)
1667 /* Supports progressive formats */
1668 #define V4L2_DV_BT_CAP_PROGRESSIVE (1 << 1)
1669 /* Supports CVT/GTF reduced blanking */
1670 #define V4L2_DV_BT_CAP_REDUCED_BLANKING (1 << 2)
1671 /* Supports custom formats */
1672 #define V4L2_DV_BT_CAP_CUSTOM (1 << 3)
1673
1674 /** struct v4l2_dv_timings_cap - DV timings capabilities
1675 * @type: the type of the timings (same as in struct v4l2_dv_timings)
1676 * @pad: the pad number for which to query capabilities (used with
1677 * v4l-subdev nodes only)
1678 * @bt: the BT656/1120 timings capabilities
1679 */
1680 struct v4l2_dv_timings_cap {
1681 __u32 type;
1682 __u32 pad;
1683 __u32 reserved[2];
1684 union {
1685 struct v4l2_bt_timings_cap bt;
1686 __u32 raw_data[32];
1687 };
1688 };
1689
1690
1691 /*
1692 * V I D E O I N P U T S
1693 */
1694 struct v4l2_input {
1695 __u32 index; /* Which input */
1696 __u8 name[32]; /* Label */
1697 __u32 type; /* Type of input */
1698 __u32 audioset; /* Associated audios (bitfield) */
1699 __u32 tuner; /* enum v4l2_tuner_type */
1700 v4l2_std_id std;
1701 __u32 status;
1702 __u32 capabilities;
1703 __u32 reserved[3];
1704 };
1705
1706 /* Values for the 'type' field */
1707 #define V4L2_INPUT_TYPE_TUNER 1
1708 #define V4L2_INPUT_TYPE_CAMERA 2
1709 #define V4L2_INPUT_TYPE_TOUCH 3
1710
1711 /* field 'status' - general */
1712 #define V4L2_IN_ST_NO_POWER 0x00000001 /* Attached device is off */
1713 #define V4L2_IN_ST_NO_SIGNAL 0x00000002
1714 #define V4L2_IN_ST_NO_COLOR 0x00000004
1715
1716 /* field 'status' - sensor orientation */
1717 /* If sensor is mounted upside down set both bits */
1718 #define V4L2_IN_ST_HFLIP 0x00000010 /* Frames are flipped horizontally */
1719 #define V4L2_IN_ST_VFLIP 0x00000020 /* Frames are flipped vertically */
1720
1721 /* field 'status' - analog */
1722 #define V4L2_IN_ST_NO_H_LOCK 0x00000100 /* No horizontal sync lock */
1723 #define V4L2_IN_ST_COLOR_KILL 0x00000200 /* Color killer is active */
1724 #define V4L2_IN_ST_NO_V_LOCK 0x00000400 /* No vertical sync lock */
1725 #define V4L2_IN_ST_NO_STD_LOCK 0x00000800 /* No standard format lock */
1726
1727 /* field 'status' - digital */
1728 #define V4L2_IN_ST_NO_SYNC 0x00010000 /* No synchronization lock */
1729 #define V4L2_IN_ST_NO_EQU 0x00020000 /* No equalizer lock */
1730 #define V4L2_IN_ST_NO_CARRIER 0x00040000 /* Carrier recovery failed */
1731
1732 /* field 'status' - VCR and set-top box */
1733 #define V4L2_IN_ST_MACROVISION 0x01000000 /* Macrovision detected */
1734 #define V4L2_IN_ST_NO_ACCESS 0x02000000 /* Conditional access denied */
1735 #define V4L2_IN_ST_VTR 0x04000000 /* VTR time constant */
1736
1737 /* capabilities flags */
1738 #define V4L2_IN_CAP_DV_TIMINGS 0x00000002 /* Supports S_DV_TIMINGS */
1739 #define V4L2_IN_CAP_CUSTOM_TIMINGS V4L2_IN_CAP_DV_TIMINGS /* For compatibility */
1740 #define V4L2_IN_CAP_STD 0x00000004 /* Supports S_STD */
1741 #define V4L2_IN_CAP_NATIVE_SIZE 0x00000008 /* Supports setting native size */
1742
1743 /*
1744 * V I D E O O U T P U T S
1745 */
1746 struct v4l2_output {
1747 __u32 index; /* Which output */
1748 __u8 name[32]; /* Label */
1749 __u32 type; /* Type of output */
1750 __u32 audioset; /* Associated audios (bitfield) */
1751 __u32 modulator; /* Associated modulator */
1752 v4l2_std_id std;
1753 __u32 capabilities;
1754 __u32 reserved[3];
1755 };
1756 /* Values for the 'type' field */
1757 #define V4L2_OUTPUT_TYPE_MODULATOR 1
1758 #define V4L2_OUTPUT_TYPE_ANALOG 2
1759 #define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY 3
1760
1761 /* capabilities flags */
1762 #define V4L2_OUT_CAP_DV_TIMINGS 0x00000002 /* Supports S_DV_TIMINGS */
1763 #define V4L2_OUT_CAP_CUSTOM_TIMINGS V4L2_OUT_CAP_DV_TIMINGS /* For compatibility */
1764 #define V4L2_OUT_CAP_STD 0x00000004 /* Supports S_STD */
1765 #define V4L2_OUT_CAP_NATIVE_SIZE 0x00000008 /* Supports setting native size */
1766
1767 /*
1768 * C O N T R O L S
1769 */
1770 struct v4l2_control {
1771 __u32 id;
1772 __s32 value;
1773 };
1774
1775 struct v4l2_ext_control {
1776 __u32 id;
1777 __u32 size;
1778 __u32 reserved2[1];
1779 union {
1780 __s32 value;
1781 __s64 value64;
1782 char __user *string;
1783 __u8 __user *p_u8;
1784 __u16 __user *p_u16;
1785 __u32 __user *p_u32;
1786 __u32 __user *p_s32;
1787 __u32 __user *p_s64;
1788 struct v4l2_area __user *p_area;
1789 struct v4l2_ctrl_h264_sps __user *p_h264_sps;
1790 struct v4l2_ctrl_h264_pps *p_h264_pps;
1791 struct v4l2_ctrl_h264_scaling_matrix __user *p_h264_scaling_matrix;
1792 struct v4l2_ctrl_h264_pred_weights __user *p_h264_pred_weights;
1793 struct v4l2_ctrl_h264_slice_params __user *p_h264_slice_params;
1794 struct v4l2_ctrl_h264_decode_params __user *p_h264_decode_params;
1795 struct v4l2_ctrl_fwht_params __user *p_fwht_params;
1796 struct v4l2_ctrl_vp8_frame __user *p_vp8_frame;
1797 struct v4l2_ctrl_mpeg2_sequence __user *p_mpeg2_sequence;
1798 struct v4l2_ctrl_mpeg2_picture __user *p_mpeg2_picture;
1799 struct v4l2_ctrl_mpeg2_quantisation __user *p_mpeg2_quantisation;
1800 struct v4l2_ctrl_vp9_compressed_hdr __user *p_vp9_compressed_hdr_probs;
1801 struct v4l2_ctrl_vp9_frame __user *p_vp9_frame;
1802 struct v4l2_ctrl_hevc_sps __user *p_hevc_sps;
1803 struct v4l2_ctrl_hevc_pps __user *p_hevc_pps;
1804 struct v4l2_ctrl_hevc_slice_params __user *p_hevc_slice_params;
1805 struct v4l2_ctrl_hevc_scaling_matrix __user *p_hevc_scaling_matrix;
1806 struct v4l2_ctrl_hevc_decode_params __user *p_hevc_decode_params;
1807 void __user *ptr;
1808 };
1809 } __attribute__ ((packed));
1810
1811 struct v4l2_ext_controls {
1812 union {
1813 #ifndef __KERNEL__
1814 __u32 ctrl_class;
1815 #endif
1816 __u32 which;
1817 };
1818 __u32 count;
1819 __u32 error_idx;
1820 __s32 request_fd;
1821 __u32 reserved[1];
1822 struct v4l2_ext_control *controls;
1823 };
1824
1825 #define V4L2_CTRL_ID_MASK (0x0fffffff)
1826 #ifndef __KERNEL__
1827 #define V4L2_CTRL_ID2CLASS(id) ((id) & 0x0fff0000UL)
1828 #endif
1829 #define V4L2_CTRL_ID2WHICH(id) ((id) & 0x0fff0000UL)
1830 #define V4L2_CTRL_DRIVER_PRIV(id) (((id) & 0xffff) >= 0x1000)
1831 #define V4L2_CTRL_MAX_DIMS (4)
1832 #define V4L2_CTRL_WHICH_CUR_VAL 0
1833 #define V4L2_CTRL_WHICH_DEF_VAL 0x0f000000
1834 #define V4L2_CTRL_WHICH_REQUEST_VAL 0x0f010000
1835
1836 enum v4l2_ctrl_type {
1837 V4L2_CTRL_TYPE_INTEGER = 1,
1838 V4L2_CTRL_TYPE_BOOLEAN = 2,
1839 V4L2_CTRL_TYPE_MENU = 3,
1840 V4L2_CTRL_TYPE_BUTTON = 4,
1841 V4L2_CTRL_TYPE_INTEGER64 = 5,
1842 V4L2_CTRL_TYPE_CTRL_CLASS = 6,
1843 V4L2_CTRL_TYPE_STRING = 7,
1844 V4L2_CTRL_TYPE_BITMASK = 8,
1845 V4L2_CTRL_TYPE_INTEGER_MENU = 9,
1846
1847 /* Compound types are >= 0x0100 */
1848 V4L2_CTRL_COMPOUND_TYPES = 0x0100,
1849 V4L2_CTRL_TYPE_U8 = 0x0100,
1850 V4L2_CTRL_TYPE_U16 = 0x0101,
1851 V4L2_CTRL_TYPE_U32 = 0x0102,
1852 V4L2_CTRL_TYPE_AREA = 0x0106,
1853
1854 V4L2_CTRL_TYPE_HDR10_CLL_INFO = 0x0110,
1855 V4L2_CTRL_TYPE_HDR10_MASTERING_DISPLAY = 0x0111,
1856
1857 V4L2_CTRL_TYPE_H264_SPS = 0x0200,
1858 V4L2_CTRL_TYPE_H264_PPS = 0x0201,
1859 V4L2_CTRL_TYPE_H264_SCALING_MATRIX = 0x0202,
1860 V4L2_CTRL_TYPE_H264_SLICE_PARAMS = 0x0203,
1861 V4L2_CTRL_TYPE_H264_DECODE_PARAMS = 0x0204,
1862 V4L2_CTRL_TYPE_H264_PRED_WEIGHTS = 0x0205,
1863
1864 V4L2_CTRL_TYPE_FWHT_PARAMS = 0x0220,
1865
1866 V4L2_CTRL_TYPE_VP8_FRAME = 0x0240,
1867
1868 V4L2_CTRL_TYPE_MPEG2_QUANTISATION = 0x0250,
1869 V4L2_CTRL_TYPE_MPEG2_SEQUENCE = 0x0251,
1870 V4L2_CTRL_TYPE_MPEG2_PICTURE = 0x0252,
1871
1872 V4L2_CTRL_TYPE_VP9_COMPRESSED_HDR = 0x0260,
1873 V4L2_CTRL_TYPE_VP9_FRAME = 0x0261,
1874
1875 V4L2_CTRL_TYPE_HEVC_SPS = 0x0270,
1876 V4L2_CTRL_TYPE_HEVC_PPS = 0x0271,
1877 V4L2_CTRL_TYPE_HEVC_SLICE_PARAMS = 0x0272,
1878 V4L2_CTRL_TYPE_HEVC_SCALING_MATRIX = 0x0273,
1879 V4L2_CTRL_TYPE_HEVC_DECODE_PARAMS = 0x0274,
1880 };
1881
1882 /* Used in the VIDIOC_QUERYCTRL ioctl for querying controls */
1883 struct v4l2_queryctrl {
1884 __u32 id;
1885 __u32 type; /* enum v4l2_ctrl_type */
1886 __u8 name[32]; /* Whatever */
1887 __s32 minimum; /* Note signedness */
1888 __s32 maximum;
1889 __s32 step;
1890 __s32 default_value;
1891 __u32 flags;
1892 __u32 reserved[2];
1893 };
1894
1895 /* Used in the VIDIOC_QUERY_EXT_CTRL ioctl for querying extended controls */
1896 struct v4l2_query_ext_ctrl {
1897 __u32 id;
1898 __u32 type;
1899 char name[32];
1900 __s64 minimum;
1901 __s64 maximum;
1902 __u64 step;
1903 __s64 default_value;
1904 __u32 flags;
1905 __u32 elem_size;
1906 __u32 elems;
1907 __u32 nr_of_dims;
1908 __u32 dims[V4L2_CTRL_MAX_DIMS];
1909 __u32 reserved[32];
1910 };
1911
1912 /* Used in the VIDIOC_QUERYMENU ioctl for querying menu items */
1913 struct v4l2_querymenu {
1914 __u32 id;
1915 __u32 index;
1916 union {
1917 __u8 name[32]; /* Whatever */
1918 __s64 value;
1919 };
1920 __u32 reserved;
1921 } __attribute__ ((packed));
1922
1923 /* Control flags */
1924 #define V4L2_CTRL_FLAG_DISABLED 0x0001
1925 #define V4L2_CTRL_FLAG_GRABBED 0x0002
1926 #define V4L2_CTRL_FLAG_READ_ONLY 0x0004
1927 #define V4L2_CTRL_FLAG_UPDATE 0x0008
1928 #define V4L2_CTRL_FLAG_INACTIVE 0x0010
1929 #define V4L2_CTRL_FLAG_SLIDER 0x0020
1930 #define V4L2_CTRL_FLAG_WRITE_ONLY 0x0040
1931 #define V4L2_CTRL_FLAG_VOLATILE 0x0080
1932 #define V4L2_CTRL_FLAG_HAS_PAYLOAD 0x0100
1933 #define V4L2_CTRL_FLAG_EXECUTE_ON_WRITE 0x0200
1934 #define V4L2_CTRL_FLAG_MODIFY_LAYOUT 0x0400
1935 #define V4L2_CTRL_FLAG_DYNAMIC_ARRAY 0x0800
1936
1937 /* Query flags, to be ORed with the control ID */
1938 #define V4L2_CTRL_FLAG_NEXT_CTRL 0x80000000
1939 #define V4L2_CTRL_FLAG_NEXT_COMPOUND 0x40000000
1940
1941 /* User-class control IDs defined by V4L2 */
1942 #define V4L2_CID_MAX_CTRLS 1024
1943 /* IDs reserved for driver specific controls */
1944 #define V4L2_CID_PRIVATE_BASE 0x08000000
1945
1946
1947 /*
1948 * T U N I N G
1949 */
1950 struct v4l2_tuner {
1951 __u32 index;
1952 __u8 name[32];
1953 __u32 type; /* enum v4l2_tuner_type */
1954 __u32 capability;
1955 __u32 rangelow;
1956 __u32 rangehigh;
1957 __u32 rxsubchans;
1958 __u32 audmode;
1959 __s32 signal;
1960 __s32 afc;
1961 __u32 reserved[4];
1962 };
1963
1964 struct v4l2_modulator {
1965 __u32 index;
1966 __u8 name[32];
1967 __u32 capability;
1968 __u32 rangelow;
1969 __u32 rangehigh;
1970 __u32 txsubchans;
1971 __u32 type; /* enum v4l2_tuner_type */
1972 __u32 reserved[3];
1973 };
1974
1975 /* Flags for the 'capability' field */
1976 #define V4L2_TUNER_CAP_LOW 0x0001
1977 #define V4L2_TUNER_CAP_NORM 0x0002
1978 #define V4L2_TUNER_CAP_HWSEEK_BOUNDED 0x0004
1979 #define V4L2_TUNER_CAP_HWSEEK_WRAP 0x0008
1980 #define V4L2_TUNER_CAP_STEREO 0x0010
1981 #define V4L2_TUNER_CAP_LANG2 0x0020
1982 #define V4L2_TUNER_CAP_SAP 0x0020
1983 #define V4L2_TUNER_CAP_LANG1 0x0040
1984 #define V4L2_TUNER_CAP_RDS 0x0080
1985 #define V4L2_TUNER_CAP_RDS_BLOCK_IO 0x0100
1986 #define V4L2_TUNER_CAP_RDS_CONTROLS 0x0200
1987 #define V4L2_TUNER_CAP_FREQ_BANDS 0x0400
1988 #define V4L2_TUNER_CAP_HWSEEK_PROG_LIM 0x0800
1989 #define V4L2_TUNER_CAP_1HZ 0x1000
1990
1991 /* Flags for the 'rxsubchans' field */
1992 #define V4L2_TUNER_SUB_MONO 0x0001
1993 #define V4L2_TUNER_SUB_STEREO 0x0002
1994 #define V4L2_TUNER_SUB_LANG2 0x0004
1995 #define V4L2_TUNER_SUB_SAP 0x0004
1996 #define V4L2_TUNER_SUB_LANG1 0x0008
1997 #define V4L2_TUNER_SUB_RDS 0x0010
1998
1999 /* Values for the 'audmode' field */
2000 #define V4L2_TUNER_MODE_MONO 0x0000
2001 #define V4L2_TUNER_MODE_STEREO 0x0001
2002 #define V4L2_TUNER_MODE_LANG2 0x0002
2003 #define V4L2_TUNER_MODE_SAP 0x0002
2004 #define V4L2_TUNER_MODE_LANG1 0x0003
2005 #define V4L2_TUNER_MODE_LANG1_LANG2 0x0004
2006
2007 struct v4l2_frequency {
2008 __u32 tuner;
2009 __u32 type; /* enum v4l2_tuner_type */
2010 __u32 frequency;
2011 __u32 reserved[8];
2012 };
2013
2014 #define V4L2_BAND_MODULATION_VSB (1 << 1)
2015 #define V4L2_BAND_MODULATION_FM (1 << 2)
2016 #define V4L2_BAND_MODULATION_AM (1 << 3)
2017
2018 struct v4l2_frequency_band {
2019 __u32 tuner;
2020 __u32 type; /* enum v4l2_tuner_type */
2021 __u32 index;
2022 __u32 capability;
2023 __u32 rangelow;
2024 __u32 rangehigh;
2025 __u32 modulation;
2026 __u32 reserved[9];
2027 };
2028
2029 struct v4l2_hw_freq_seek {
2030 __u32 tuner;
2031 __u32 type; /* enum v4l2_tuner_type */
2032 __u32 seek_upward;
2033 __u32 wrap_around;
2034 __u32 spacing;
2035 __u32 rangelow;
2036 __u32 rangehigh;
2037 __u32 reserved[5];
2038 };
2039
2040 /*
2041 * R D S
2042 */
2043
2044 struct v4l2_rds_data {
2045 __u8 lsb;
2046 __u8 msb;
2047 __u8 block;
2048 } __attribute__ ((packed));
2049
2050 #define V4L2_RDS_BLOCK_MSK 0x7
2051 #define V4L2_RDS_BLOCK_A 0
2052 #define V4L2_RDS_BLOCK_B 1
2053 #define V4L2_RDS_BLOCK_C 2
2054 #define V4L2_RDS_BLOCK_D 3
2055 #define V4L2_RDS_BLOCK_C_ALT 4
2056 #define V4L2_RDS_BLOCK_INVALID 7
2057
2058 #define V4L2_RDS_BLOCK_CORRECTED 0x40
2059 #define V4L2_RDS_BLOCK_ERROR 0x80
2060
2061 /*
2062 * A U D I O
2063 */
2064 struct v4l2_audio {
2065 __u32 index;
2066 __u8 name[32];
2067 __u32 capability;
2068 __u32 mode;
2069 __u32 reserved[2];
2070 };
2071
2072 /* Flags for the 'capability' field */
2073 #define V4L2_AUDCAP_STEREO 0x00001
2074 #define V4L2_AUDCAP_AVL 0x00002
2075
2076 /* Flags for the 'mode' field */
2077 #define V4L2_AUDMODE_AVL 0x00001
2078
2079 struct v4l2_audioout {
2080 __u32 index;
2081 __u8 name[32];
2082 __u32 capability;
2083 __u32 mode;
2084 __u32 reserved[2];
2085 };
2086
2087 /*
2088 * M P E G S E R V I C E S
2089 */
2090 #if 1
2091 #define V4L2_ENC_IDX_FRAME_I (0)
2092 #define V4L2_ENC_IDX_FRAME_P (1)
2093 #define V4L2_ENC_IDX_FRAME_B (2)
2094 #define V4L2_ENC_IDX_FRAME_MASK (0xf)
2095
2096 struct v4l2_enc_idx_entry {
2097 __u64 offset;
2098 __u64 pts;
2099 __u32 length;
2100 __u32 flags;
2101 __u32 reserved[2];
2102 };
2103
2104 #define V4L2_ENC_IDX_ENTRIES (64)
2105 struct v4l2_enc_idx {
2106 __u32 entries;
2107 __u32 entries_cap;
2108 __u32 reserved[4];
2109 struct v4l2_enc_idx_entry entry[V4L2_ENC_IDX_ENTRIES];
2110 };
2111
2112
2113 #define V4L2_ENC_CMD_START (0)
2114 #define V4L2_ENC_CMD_STOP (1)
2115 #define V4L2_ENC_CMD_PAUSE (2)
2116 #define V4L2_ENC_CMD_RESUME (3)
2117
2118 /* Flags for V4L2_ENC_CMD_STOP */
2119 #define V4L2_ENC_CMD_STOP_AT_GOP_END (1 << 0)
2120
2121 struct v4l2_encoder_cmd {
2122 __u32 cmd;
2123 __u32 flags;
2124 union {
2125 struct {
2126 __u32 data[8];
2127 } raw;
2128 };
2129 };
2130
2131 /* Decoder commands */
2132 #define V4L2_DEC_CMD_START (0)
2133 #define V4L2_DEC_CMD_STOP (1)
2134 #define V4L2_DEC_CMD_PAUSE (2)
2135 #define V4L2_DEC_CMD_RESUME (3)
2136 #define V4L2_DEC_CMD_FLUSH (4)
2137
2138 /* Flags for V4L2_DEC_CMD_START */
2139 #define V4L2_DEC_CMD_START_MUTE_AUDIO (1 << 0)
2140
2141 /* Flags for V4L2_DEC_CMD_PAUSE */
2142 #define V4L2_DEC_CMD_PAUSE_TO_BLACK (1 << 0)
2143
2144 /* Flags for V4L2_DEC_CMD_STOP */
2145 #define V4L2_DEC_CMD_STOP_TO_BLACK (1 << 0)
2146 #define V4L2_DEC_CMD_STOP_IMMEDIATELY (1 << 1)
2147
2148 /* Play format requirements (returned by the driver): */
2149
2150 /* The decoder has no special format requirements */
2151 #define V4L2_DEC_START_FMT_NONE (0)
2152 /* The decoder requires full GOPs */
2153 #define V4L2_DEC_START_FMT_GOP (1)
2154
2155 /* The structure must be zeroed before use by the application
2156 This ensures it can be extended safely in the future. */
2157 struct v4l2_decoder_cmd {
2158 __u32 cmd;
2159 __u32 flags;
2160 union {
2161 struct {
2162 __u64 pts;
2163 } stop;
2164
2165 struct {
2166 /* 0 or 1000 specifies normal speed,
2167 1 specifies forward single stepping,
2168 -1 specifies backward single stepping,
2169 >1: playback at speed/1000 of the normal speed,
2170 <-1: reverse playback at (-speed/1000) of the normal speed. */
2171 __s32 speed;
2172 __u32 format;
2173 } start;
2174
2175 struct {
2176 __u32 data[16];
2177 } raw;
2178 };
2179 };
2180 #endif
2181
2182
2183 /*
2184 * D A T A S E R V I C E S ( V B I )
2185 *
2186 * Data services API by Michael Schimek
2187 */
2188
2189 /* Raw VBI */
2190 struct v4l2_vbi_format {
2191 __u32 sampling_rate; /* in 1 Hz */
2192 __u32 offset;
2193 __u32 samples_per_line;
2194 __u32 sample_format; /* V4L2_PIX_FMT_* */
2195 __s32 start[2];
2196 __u32 count[2];
2197 __u32 flags; /* V4L2_VBI_* */
2198 __u32 reserved[2]; /* must be zero */
2199 };
2200
2201 /* VBI flags */
2202 #define V4L2_VBI_UNSYNC (1 << 0)
2203 #define V4L2_VBI_INTERLACED (1 << 1)
2204
2205 /* ITU-R start lines for each field */
2206 #define V4L2_VBI_ITU_525_F1_START (1)
2207 #define V4L2_VBI_ITU_525_F2_START (264)
2208 #define V4L2_VBI_ITU_625_F1_START (1)
2209 #define V4L2_VBI_ITU_625_F2_START (314)
2210
2211 /* Sliced VBI
2212 *
2213 * This implements is a proposal V4L2 API to allow SLICED VBI
2214 * required for some hardware encoders. It should change without
2215 * notice in the definitive implementation.
2216 */
2217
2218 struct v4l2_sliced_vbi_format {
2219 __u16 service_set;
2220 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
2221 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
2222 (equals frame lines 313-336 for 625 line video
2223 standards, 263-286 for 525 line standards) */
2224 __u16 service_lines[2][24];
2225 __u32 io_size;
2226 __u32 reserved[2]; /* must be zero */
2227 };
2228
2229 /* Teletext World System Teletext
2230 (WST), defined on ITU-R BT.653-2 */
2231 #define V4L2_SLICED_TELETEXT_B (0x0001)
2232 /* Video Program System, defined on ETS 300 231*/
2233 #define V4L2_SLICED_VPS (0x0400)
2234 /* Closed Caption, defined on EIA-608 */
2235 #define V4L2_SLICED_CAPTION_525 (0x1000)
2236 /* Wide Screen System, defined on ITU-R BT1119.1 */
2237 #define V4L2_SLICED_WSS_625 (0x4000)
2238
2239 #define V4L2_SLICED_VBI_525 (V4L2_SLICED_CAPTION_525)
2240 #define V4L2_SLICED_VBI_625 (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625)
2241
2242 struct v4l2_sliced_vbi_cap {
2243 __u16 service_set;
2244 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
2245 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
2246 (equals frame lines 313-336 for 625 line video
2247 standards, 263-286 for 525 line standards) */
2248 __u16 service_lines[2][24];
2249 __u32 type; /* enum v4l2_buf_type */
2250 __u32 reserved[3]; /* must be 0 */
2251 };
2252
2253 struct v4l2_sliced_vbi_data {
2254 __u32 id;
2255 __u32 field; /* 0: first field, 1: second field */
2256 __u32 line; /* 1-23 */
2257 __u32 reserved; /* must be 0 */
2258 __u8 data[48];
2259 };
2260
2261 /*
2262 * Sliced VBI data inserted into MPEG Streams
2263 */
2264
2265 /*
2266 * V4L2_MPEG_STREAM_VBI_FMT_IVTV:
2267 *
2268 * Structure of payload contained in an MPEG 2 Private Stream 1 PES Packet in an
2269 * MPEG-2 Program Pack that contains V4L2_MPEG_STREAM_VBI_FMT_IVTV Sliced VBI
2270 * data
2271 *
2272 * Note, the MPEG-2 Program Pack and Private Stream 1 PES packet header
2273 * definitions are not included here. See the MPEG-2 specifications for details
2274 * on these headers.
2275 */
2276
2277 /* Line type IDs */
2278 #define V4L2_MPEG_VBI_IVTV_TELETEXT_B (1)
2279 #define V4L2_MPEG_VBI_IVTV_CAPTION_525 (4)
2280 #define V4L2_MPEG_VBI_IVTV_WSS_625 (5)
2281 #define V4L2_MPEG_VBI_IVTV_VPS (7)
2282
2283 struct v4l2_mpeg_vbi_itv0_line {
2284 __u8 id; /* One of V4L2_MPEG_VBI_IVTV_* above */
2285 __u8 data[42]; /* Sliced VBI data for the line */
2286 } __attribute__ ((packed));
2287
2288 struct v4l2_mpeg_vbi_itv0 {
2289 __le32 linemask[2]; /* Bitmasks of VBI service lines present */
2290 struct v4l2_mpeg_vbi_itv0_line line[35];
2291 } __attribute__ ((packed));
2292
2293 struct v4l2_mpeg_vbi_ITV0 {
2294 struct v4l2_mpeg_vbi_itv0_line line[36];
2295 } __attribute__ ((packed));
2296
2297 #define V4L2_MPEG_VBI_IVTV_MAGIC0 "itv0"
2298 #define V4L2_MPEG_VBI_IVTV_MAGIC1 "ITV0"
2299
2300 struct v4l2_mpeg_vbi_fmt_ivtv {
2301 __u8 magic[4];
2302 union {
2303 struct v4l2_mpeg_vbi_itv0 itv0;
2304 struct v4l2_mpeg_vbi_ITV0 ITV0;
2305 };
2306 } __attribute__ ((packed));
2307
2308 /*
2309 * A G G R E G A T E S T R U C T U R E S
2310 */
2311
2312 /**
2313 * struct v4l2_plane_pix_format - additional, per-plane format definition
2314 * @sizeimage: maximum size in bytes required for data, for which
2315 * this plane will be used
2316 * @bytesperline: distance in bytes between the leftmost pixels in two
2317 * adjacent lines
2318 * @reserved: drivers and applications must zero this array
2319 */
2320 struct v4l2_plane_pix_format {
2321 __u32 sizeimage;
2322 __u32 bytesperline;
2323 __u16 reserved[6];
2324 } __attribute__ ((packed));
2325
2326 /**
2327 * struct v4l2_pix_format_mplane - multiplanar format definition
2328 * @width: image width in pixels
2329 * @height: image height in pixels
2330 * @pixelformat: little endian four character code (fourcc)
2331 * @field: enum v4l2_field; field order (for interlaced video)
2332 * @colorspace: enum v4l2_colorspace; supplemental to pixelformat
2333 * @plane_fmt: per-plane information
2334 * @num_planes: number of planes for this format
2335 * @flags: format flags (V4L2_PIX_FMT_FLAG_*)
2336 * @ycbcr_enc: enum v4l2_ycbcr_encoding, Y'CbCr encoding
2337 * @hsv_enc: enum v4l2_hsv_encoding, HSV encoding
2338 * @quantization: enum v4l2_quantization, colorspace quantization
2339 * @xfer_func: enum v4l2_xfer_func, colorspace transfer function
2340 * @reserved: drivers and applications must zero this array
2341 */
2342 struct v4l2_pix_format_mplane {
2343 __u32 width;
2344 __u32 height;
2345 __u32 pixelformat;
2346 __u32 field;
2347 __u32 colorspace;
2348
2349 struct v4l2_plane_pix_format plane_fmt[VIDEO_MAX_PLANES];
2350 __u8 num_planes;
2351 __u8 flags;
2352 union {
2353 __u8 ycbcr_enc;
2354 __u8 hsv_enc;
2355 };
2356 __u8 quantization;
2357 __u8 xfer_func;
2358 __u8 reserved[7];
2359 } __attribute__ ((packed));
2360
2361 /**
2362 * struct v4l2_sdr_format - SDR format definition
2363 * @pixelformat: little endian four character code (fourcc)
2364 * @buffersize: maximum size in bytes required for data
2365 * @reserved: drivers and applications must zero this array
2366 */
2367 struct v4l2_sdr_format {
2368 __u32 pixelformat;
2369 __u32 buffersize;
2370 __u8 reserved[24];
2371 } __attribute__ ((packed));
2372
2373 /**
2374 * struct v4l2_meta_format - metadata format definition
2375 * @dataformat: little endian four character code (fourcc)
2376 * @buffersize: maximum size in bytes required for data
2377 */
2378 struct v4l2_meta_format {
2379 __u32 dataformat;
2380 __u32 buffersize;
2381 } __attribute__ ((packed));
2382
2383 /**
2384 * struct v4l2_format - stream data format
2385 * @type: enum v4l2_buf_type; type of the data stream
2386 * @pix: definition of an image format
2387 * @pix_mp: definition of a multiplanar image format
2388 * @win: definition of an overlaid image
2389 * @vbi: raw VBI capture or output parameters
2390 * @sliced: sliced VBI capture or output parameters
2391 * @raw_data: placeholder for future extensions and custom formats
2392 * @fmt: union of @pix, @pix_mp, @win, @vbi, @sliced, @sdr, @meta
2393 * and @raw_data
2394 */
2395 struct v4l2_format {
2396 __u32 type;
2397 union {
2398 struct v4l2_pix_format pix; /* V4L2_BUF_TYPE_VIDEO_CAPTURE */
2399 struct v4l2_pix_format_mplane pix_mp; /* V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE */
2400 struct v4l2_window win; /* V4L2_BUF_TYPE_VIDEO_OVERLAY */
2401 struct v4l2_vbi_format vbi; /* V4L2_BUF_TYPE_VBI_CAPTURE */
2402 struct v4l2_sliced_vbi_format sliced; /* V4L2_BUF_TYPE_SLICED_VBI_CAPTURE */
2403 struct v4l2_sdr_format sdr; /* V4L2_BUF_TYPE_SDR_CAPTURE */
2404 struct v4l2_meta_format meta; /* V4L2_BUF_TYPE_META_CAPTURE */
2405 __u8 raw_data[200]; /* user-defined */
2406 } fmt;
2407 };
2408
2409 /* Stream type-dependent parameters
2410 */
2411 struct v4l2_streamparm {
2412 __u32 type; /* enum v4l2_buf_type */
2413 union {
2414 struct v4l2_captureparm capture;
2415 struct v4l2_outputparm output;
2416 __u8 raw_data[200]; /* user-defined */
2417 } parm;
2418 };
2419
2420 /*
2421 * E V E N T S
2422 */
2423
2424 #define V4L2_EVENT_ALL 0
2425 #define V4L2_EVENT_VSYNC 1
2426 #define V4L2_EVENT_EOS 2
2427 #define V4L2_EVENT_CTRL 3
2428 #define V4L2_EVENT_FRAME_SYNC 4
2429 #define V4L2_EVENT_SOURCE_CHANGE 5
2430 #define V4L2_EVENT_MOTION_DET 6
2431 #define V4L2_EVENT_PRIVATE_START 0x08000000
2432
2433 /* Payload for V4L2_EVENT_VSYNC */
2434 struct v4l2_event_vsync {
2435 /* Can be V4L2_FIELD_ANY, _NONE, _TOP or _BOTTOM */
2436 __u8 field;
2437 } __attribute__ ((packed));
2438
2439 /* Payload for V4L2_EVENT_CTRL */
2440 #define V4L2_EVENT_CTRL_CH_VALUE (1 << 0)
2441 #define V4L2_EVENT_CTRL_CH_FLAGS (1 << 1)
2442 #define V4L2_EVENT_CTRL_CH_RANGE (1 << 2)
2443 #define V4L2_EVENT_CTRL_CH_DIMENSIONS (1 << 3)
2444
2445 struct v4l2_event_ctrl {
2446 __u32 changes;
2447 __u32 type;
2448 union {
2449 __s32 value;
2450 __s64 value64;
2451 };
2452 __u32 flags;
2453 __s32 minimum;
2454 __s32 maximum;
2455 __s32 step;
2456 __s32 default_value;
2457 };
2458
2459 struct v4l2_event_frame_sync {
2460 __u32 frame_sequence;
2461 };
2462
2463 #define V4L2_EVENT_SRC_CH_RESOLUTION (1 << 0)
2464
2465 struct v4l2_event_src_change {
2466 __u32 changes;
2467 };
2468
2469 #define V4L2_EVENT_MD_FL_HAVE_FRAME_SEQ (1 << 0)
2470
2471 /**
2472 * struct v4l2_event_motion_det - motion detection event
2473 * @flags: if V4L2_EVENT_MD_FL_HAVE_FRAME_SEQ is set, then the
2474 * frame_sequence field is valid.
2475 * @frame_sequence: the frame sequence number associated with this event.
2476 * @region_mask: which regions detected motion.
2477 */
2478 struct v4l2_event_motion_det {
2479 __u32 flags;
2480 __u32 frame_sequence;
2481 __u32 region_mask;
2482 };
2483
2484 struct v4l2_event {
2485 __u32 type;
2486 union {
2487 struct v4l2_event_vsync vsync;
2488 struct v4l2_event_ctrl ctrl;
2489 struct v4l2_event_frame_sync frame_sync;
2490 struct v4l2_event_src_change src_change;
2491 struct v4l2_event_motion_det motion_det;
2492 __u8 data[64];
2493 } u;
2494 __u32 pending;
2495 __u32 sequence;
2496 #ifdef __KERNEL__
2497 struct __kernel_timespec timestamp;
2498 #else
2499 struct timespec timestamp;
2500 #endif
2501 __u32 id;
2502 __u32 reserved[8];
2503 };
2504
2505 #define V4L2_EVENT_SUB_FL_SEND_INITIAL (1 << 0)
2506 #define V4L2_EVENT_SUB_FL_ALLOW_FEEDBACK (1 << 1)
2507
2508 struct v4l2_event_subscription {
2509 __u32 type;
2510 __u32 id;
2511 __u32 flags;
2512 __u32 reserved[5];
2513 };
2514
2515 /*
2516 * A D V A N C E D D E B U G G I N G
2517 *
2518 * NOTE: EXPERIMENTAL API, NEVER RELY ON THIS IN APPLICATIONS!
2519 * FOR DEBUGGING, TESTING AND INTERNAL USE ONLY!
2520 */
2521
2522 /* VIDIOC_DBG_G_REGISTER and VIDIOC_DBG_S_REGISTER */
2523
2524 #define V4L2_CHIP_MATCH_BRIDGE 0 /* Match against chip ID on the bridge (0 for the bridge) */
2525 #define V4L2_CHIP_MATCH_SUBDEV 4 /* Match against subdev index */
2526
2527 /* The following four defines are no longer in use */
2528 #define V4L2_CHIP_MATCH_HOST V4L2_CHIP_MATCH_BRIDGE
2529 #define V4L2_CHIP_MATCH_I2C_DRIVER 1 /* Match against I2C driver name */
2530 #define V4L2_CHIP_MATCH_I2C_ADDR 2 /* Match against I2C 7-bit address */
2531 #define V4L2_CHIP_MATCH_AC97 3 /* Match against ancillary AC97 chip */
2532
2533 struct v4l2_dbg_match {
2534 __u32 type; /* Match type */
2535 union { /* Match this chip, meaning determined by type */
2536 __u32 addr;
2537 char name[32];
2538 };
2539 } __attribute__ ((packed));
2540
2541 struct v4l2_dbg_register {
2542 struct v4l2_dbg_match match;
2543 __u32 size; /* register size in bytes */
2544 __u64 reg;
2545 __u64 val;
2546 } __attribute__ ((packed));
2547
2548 #define V4L2_CHIP_FL_READABLE (1 << 0)
2549 #define V4L2_CHIP_FL_WRITABLE (1 << 1)
2550
2551 /* VIDIOC_DBG_G_CHIP_INFO */
2552 struct v4l2_dbg_chip_info {
2553 struct v4l2_dbg_match match;
2554 char name[32];
2555 __u32 flags;
2556 __u32 reserved[32];
2557 } __attribute__ ((packed));
2558
2559 /**
2560 * struct v4l2_create_buffers - VIDIOC_CREATE_BUFS argument
2561 * @index: on return, index of the first created buffer
2562 * @count: entry: number of requested buffers,
2563 * return: number of created buffers
2564 * @memory: enum v4l2_memory; buffer memory type
2565 * @format: frame format, for which buffers are requested
2566 * @capabilities: capabilities of this buffer type.
2567 * @flags: additional buffer management attributes (ignored unless the
2568 * queue has V4L2_BUF_CAP_SUPPORTS_MMAP_CACHE_HINTS capability
2569 * and configured for MMAP streaming I/O).
2570 * @reserved: future extensions
2571 */
2572 struct v4l2_create_buffers {
2573 __u32 index;
2574 __u32 count;
2575 __u32 memory;
2576 struct v4l2_format format;
2577 __u32 capabilities;
2578 __u32 flags;
2579 __u32 reserved[6];
2580 };
2581
2582 /*
2583 * 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
2584 *
2585 */
2586 #define VIDIOC_QUERYCAP _IOR('V', 0, struct v4l2_capability)
2587 #define VIDIOC_ENUM_FMT _IOWR('V', 2, struct v4l2_fmtdesc)
2588 #define VIDIOC_G_FMT _IOWR('V', 4, struct v4l2_format)
2589 #define VIDIOC_S_FMT _IOWR('V', 5, struct v4l2_format)
2590 #define VIDIOC_REQBUFS _IOWR('V', 8, struct v4l2_requestbuffers)
2591 #define VIDIOC_QUERYBUF _IOWR('V', 9, struct v4l2_buffer)
2592 #define VIDIOC_G_FBUF _IOR('V', 10, struct v4l2_framebuffer)
2593 #define VIDIOC_S_FBUF _IOW('V', 11, struct v4l2_framebuffer)
2594 #define VIDIOC_OVERLAY _IOW('V', 14, int)
2595 #define VIDIOC_QBUF _IOWR('V', 15, struct v4l2_buffer)
2596 #define VIDIOC_EXPBUF _IOWR('V', 16, struct v4l2_exportbuffer)
2597 #define VIDIOC_DQBUF _IOWR('V', 17, struct v4l2_buffer)
2598 #define VIDIOC_STREAMON _IOW('V', 18, int)
2599 #define VIDIOC_STREAMOFF _IOW('V', 19, int)
2600 #define VIDIOC_G_PARM _IOWR('V', 21, struct v4l2_streamparm)
2601 #define VIDIOC_S_PARM _IOWR('V', 22, struct v4l2_streamparm)
2602 #define VIDIOC_G_STD _IOR('V', 23, v4l2_std_id)
2603 #define VIDIOC_S_STD _IOW('V', 24, v4l2_std_id)
2604 #define VIDIOC_ENUMSTD _IOWR('V', 25, struct v4l2_standard)
2605 #define VIDIOC_ENUMINPUT _IOWR('V', 26, struct v4l2_input)
2606 #define VIDIOC_G_CTRL _IOWR('V', 27, struct v4l2_control)
2607 #define VIDIOC_S_CTRL _IOWR('V', 28, struct v4l2_control)
2608 #define VIDIOC_G_TUNER _IOWR('V', 29, struct v4l2_tuner)
2609 #define VIDIOC_S_TUNER _IOW('V', 30, struct v4l2_tuner)
2610 #define VIDIOC_G_AUDIO _IOR('V', 33, struct v4l2_audio)
2611 #define VIDIOC_S_AUDIO _IOW('V', 34, struct v4l2_audio)
2612 #define VIDIOC_QUERYCTRL _IOWR('V', 36, struct v4l2_queryctrl)
2613 #define VIDIOC_QUERYMENU _IOWR('V', 37, struct v4l2_querymenu)
2614 #define VIDIOC_G_INPUT _IOR('V', 38, int)
2615 #define VIDIOC_S_INPUT _IOWR('V', 39, int)
2616 #define VIDIOC_G_EDID _IOWR('V', 40, struct v4l2_edid)
2617 #define VIDIOC_S_EDID _IOWR('V', 41, struct v4l2_edid)
2618 #define VIDIOC_G_OUTPUT _IOR('V', 46, int)
2619 #define VIDIOC_S_OUTPUT _IOWR('V', 47, int)
2620 #define VIDIOC_ENUMOUTPUT _IOWR('V', 48, struct v4l2_output)
2621 #define VIDIOC_G_AUDOUT _IOR('V', 49, struct v4l2_audioout)
2622 #define VIDIOC_S_AUDOUT _IOW('V', 50, struct v4l2_audioout)
2623 #define VIDIOC_G_MODULATOR _IOWR('V', 54, struct v4l2_modulator)
2624 #define VIDIOC_S_MODULATOR _IOW('V', 55, struct v4l2_modulator)
2625 #define VIDIOC_G_FREQUENCY _IOWR('V', 56, struct v4l2_frequency)
2626 #define VIDIOC_S_FREQUENCY _IOW('V', 57, struct v4l2_frequency)
2627 #define VIDIOC_CROPCAP _IOWR('V', 58, struct v4l2_cropcap)
2628 #define VIDIOC_G_CROP _IOWR('V', 59, struct v4l2_crop)
2629 #define VIDIOC_S_CROP _IOW('V', 60, struct v4l2_crop)
2630 #define VIDIOC_G_JPEGCOMP _IOR('V', 61, struct v4l2_jpegcompression)
2631 #define VIDIOC_S_JPEGCOMP _IOW('V', 62, struct v4l2_jpegcompression)
2632 #define VIDIOC_QUERYSTD _IOR('V', 63, v4l2_std_id)
2633 #define VIDIOC_TRY_FMT _IOWR('V', 64, struct v4l2_format)
2634 #define VIDIOC_ENUMAUDIO _IOWR('V', 65, struct v4l2_audio)
2635 #define VIDIOC_ENUMAUDOUT _IOWR('V', 66, struct v4l2_audioout)
2636 #define VIDIOC_G_PRIORITY _IOR('V', 67, __u32) /* enum v4l2_priority */
2637 #define VIDIOC_S_PRIORITY _IOW('V', 68, __u32) /* enum v4l2_priority */
2638 #define VIDIOC_G_SLICED_VBI_CAP _IOWR('V', 69, struct v4l2_sliced_vbi_cap)
2639 #define VIDIOC_LOG_STATUS _IO('V', 70)
2640 #define VIDIOC_G_EXT_CTRLS _IOWR('V', 71, struct v4l2_ext_controls)
2641 #define VIDIOC_S_EXT_CTRLS _IOWR('V', 72, struct v4l2_ext_controls)
2642 #define VIDIOC_TRY_EXT_CTRLS _IOWR('V', 73, struct v4l2_ext_controls)
2643 #define VIDIOC_ENUM_FRAMESIZES _IOWR('V', 74, struct v4l2_frmsizeenum)
2644 #define VIDIOC_ENUM_FRAMEINTERVALS _IOWR('V', 75, struct v4l2_frmivalenum)
2645 #define VIDIOC_G_ENC_INDEX _IOR('V', 76, struct v4l2_enc_idx)
2646 #define VIDIOC_ENCODER_CMD _IOWR('V', 77, struct v4l2_encoder_cmd)
2647 #define VIDIOC_TRY_ENCODER_CMD _IOWR('V', 78, struct v4l2_encoder_cmd)
2648
2649 /*
2650 * Experimental, meant for debugging, testing and internal use.
2651 * Only implemented if CONFIG_VIDEO_ADV_DEBUG is defined.
2652 * You must be root to use these ioctls. Never use these in applications!
2653 */
2654 #define VIDIOC_DBG_S_REGISTER _IOW('V', 79, struct v4l2_dbg_register)
2655 #define VIDIOC_DBG_G_REGISTER _IOWR('V', 80, struct v4l2_dbg_register)
2656
2657 #define VIDIOC_S_HW_FREQ_SEEK _IOW('V', 82, struct v4l2_hw_freq_seek)
2658 #define VIDIOC_S_DV_TIMINGS _IOWR('V', 87, struct v4l2_dv_timings)
2659 #define VIDIOC_G_DV_TIMINGS _IOWR('V', 88, struct v4l2_dv_timings)
2660 #define VIDIOC_DQEVENT _IOR('V', 89, struct v4l2_event)
2661 #define VIDIOC_SUBSCRIBE_EVENT _IOW('V', 90, struct v4l2_event_subscription)
2662 #define VIDIOC_UNSUBSCRIBE_EVENT _IOW('V', 91, struct v4l2_event_subscription)
2663 #define VIDIOC_CREATE_BUFS _IOWR('V', 92, struct v4l2_create_buffers)
2664 #define VIDIOC_PREPARE_BUF _IOWR('V', 93, struct v4l2_buffer)
2665 #define VIDIOC_G_SELECTION _IOWR('V', 94, struct v4l2_selection)
2666 #define VIDIOC_S_SELECTION _IOWR('V', 95, struct v4l2_selection)
2667 #define VIDIOC_DECODER_CMD _IOWR('V', 96, struct v4l2_decoder_cmd)
2668 #define VIDIOC_TRY_DECODER_CMD _IOWR('V', 97, struct v4l2_decoder_cmd)
2669 #define VIDIOC_ENUM_DV_TIMINGS _IOWR('V', 98, struct v4l2_enum_dv_timings)
2670 #define VIDIOC_QUERY_DV_TIMINGS _IOR('V', 99, struct v4l2_dv_timings)
2671 #define VIDIOC_DV_TIMINGS_CAP _IOWR('V', 100, struct v4l2_dv_timings_cap)
2672 #define VIDIOC_ENUM_FREQ_BANDS _IOWR('V', 101, struct v4l2_frequency_band)
2673
2674 /*
2675 * Experimental, meant for debugging, testing and internal use.
2676 * Never use this in applications!
2677 */
2678 #define VIDIOC_DBG_G_CHIP_INFO _IOWR('V', 102, struct v4l2_dbg_chip_info)
2679
2680 #define VIDIOC_QUERY_EXT_CTRL _IOWR('V', 103, struct v4l2_query_ext_ctrl)
2681
2682 /* Reminder: when adding new ioctls please add support for them to
2683 drivers/media/v4l2-core/v4l2-compat-ioctl32.c as well! */
2684
2685 #define BASE_VIDIOC_PRIVATE 192 /* 192-255 are private */
2686
2687 /* Deprecated definitions kept for backwards compatibility */
2688 #ifndef __KERNEL__
2689 #define V4L2_PIX_FMT_HM12 V4L2_PIX_FMT_NV12_16L16
2690 #define V4L2_PIX_FMT_SUNXI_TILED_NV12 V4L2_PIX_FMT_NV12_32L32
2691 /*
2692 * This capability was never implemented, anyone using this cap should drop it
2693 * from their code.
2694 */
2695 #define V4L2_CAP_ASYNCIO 0x02000000
2696 #endif
2697
2698 #endif /* _UAPI__LINUX_VIDEODEV2_H */
2699