/* SPDX-License-Identifier: ((GPL-2.0+ WITH Linux-syscall-note) OR BSD-3-Clause) */
/*
* Video for Linux Two header file
*
* Copyright (C) 1999-2012 the contributors
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* Alternatively you can redistribute this file under the terms of the
* BSD license as stated below:
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. The names of its contributors may not be used to endorse or promote
* products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* Header file for v4l or V4L2 drivers and applications
* with public API.
* All kernel-specific stuff were moved to media/v4l2-dev.h, so
* no #if __KERNEL tests are allowed here
*
* See https://linuxtv.org for more info
*
* Author: Bill Dirks <bill@thedirks.org>
* Justin Schoeman
* Hans Verkuil <hverkuil@xs4all.nl>
* et al.
*/
#ifndef _UAPI__LINUX_VIDEODEV2_H
#define _UAPI__LINUX_VIDEODEV2_H
#ifndef __KERNEL__
#include <sys/time.h>
#endif
#include <linux/compiler.h>
#include <linux/ioctl.h>
#include <linux/types.h>
#include <linux/v4l2-common.h>
#include <linux/v4l2-controls.h>
/*
* Common stuff for both V4L1 and V4L2
* Moved from videodev.h
*/
#define VIDEO_MAX_FRAME 32
#define VIDEO_MAX_PLANES 8
/*
* M I S C E L L A N E O U S
*/
/* Four-character-code (FOURCC) */
#define v4l2_fourcc(a, b, c, d)\
((__u32)(a) | ((__u32)(b) << 8) | ((__u32)(c) << 16) | ((__u32)(d) << 24))
#define v4l2_fourcc_be(a, b, c, d) (v4l2_fourcc(a, b, c, d) | (1U << 31))
/*
* E N U M S
*/
enum v4l2_field {
V4L2_FIELD_ANY = 0,
/* driver can choose from none,
top, bottom, interlaced
depending on whatever it thinks
is approximate ... */
V4L2_FIELD_NONE = 1,
/* this device has no fields ... */
V4L2_FIELD_TOP = 2,
/* top field only */
V4L2_FIELD_BOTTOM = 3,
/* bottom field only */
V4L2_FIELD_INTERLACED = 4,
/* both fields interlaced */
V4L2_FIELD_SEQ_TB = 5,
/* both fields sequential into one
buffer, top-bottom order */
V4L2_FIELD_SEQ_BT = 6,
/* same as above + bottom-top order */
V4L2_FIELD_ALTERNATE = 7,
/* both fields alternating into
separate buffers */
V4L2_FIELD_INTERLACED_TB = 8,
/* both fields interlaced, top field
first and the top field is
transmitted first */
V4L2_FIELD_INTERLACED_BT = 9,
/* both fields interlaced, top field
first and the bottom field is
transmitted first */
};
#define V4L2_FIELD_HAS_TOP(field) \
((field) == V4L2_FIELD_TOP ||\
(field) == V4L2_FIELD_INTERLACED ||\
(field) == V4L2_FIELD_INTERLACED_TB ||\
(field) == V4L2_FIELD_INTERLACED_BT ||\
(field) == V4L2_FIELD_SEQ_TB ||\
(field) == V4L2_FIELD_SEQ_BT)
#define V4L2_FIELD_HAS_BOTTOM(field) \
((field) == V4L2_FIELD_BOTTOM ||\
(field) == V4L2_FIELD_INTERLACED ||\
(field) == V4L2_FIELD_INTERLACED_TB ||\
(field) == V4L2_FIELD_INTERLACED_BT ||\
(field) == V4L2_FIELD_SEQ_TB ||\
(field) == V4L2_FIELD_SEQ_BT)
#define V4L2_FIELD_HAS_BOTH(field) \
((field) == V4L2_FIELD_INTERLACED ||\
(field) == V4L2_FIELD_INTERLACED_TB ||\
(field) == V4L2_FIELD_INTERLACED_BT ||\
(field) == V4L2_FIELD_SEQ_TB ||\
(field) == V4L2_FIELD_SEQ_BT)
#define V4L2_FIELD_HAS_T_OR_B(field) \
((field) == V4L2_FIELD_BOTTOM ||\
(field) == V4L2_FIELD_TOP ||\
(field) == V4L2_FIELD_ALTERNATE)
#define V4L2_FIELD_IS_INTERLACED(field) \
((field) == V4L2_FIELD_INTERLACED ||\
(field) == V4L2_FIELD_INTERLACED_TB ||\
(field) == V4L2_FIELD_INTERLACED_BT)
#define V4L2_FIELD_IS_SEQUENTIAL(field) \
((field) == V4L2_FIELD_SEQ_TB ||\
(field) == V4L2_FIELD_SEQ_BT)
enum v4l2_buf_type {
V4L2_BUF_TYPE_VIDEO_CAPTURE = 1,
V4L2_BUF_TYPE_VIDEO_OUTPUT = 2,
V4L2_BUF_TYPE_VIDEO_OVERLAY = 3,
V4L2_BUF_TYPE_VBI_CAPTURE = 4,
V4L2_BUF_TYPE_VBI_OUTPUT = 5,
V4L2_BUF_TYPE_SLICED_VBI_CAPTURE = 6,
V4L2_BUF_TYPE_SLICED_VBI_OUTPUT = 7,
V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY = 8,
V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE = 9,
V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE = 10,
V4L2_BUF_TYPE_SDR_CAPTURE = 11,
V4L2_BUF_TYPE_SDR_OUTPUT = 12,
V4L2_BUF_TYPE_META_CAPTURE = 13,
V4L2_BUF_TYPE_META_OUTPUT = 14,
/*
* Note: V4L2_TYPE_IS_VALID and V4L2_TYPE_IS_OUTPUT must
* be updated if a new type is added.
*/
/* Deprecated, do not use */
V4L2_BUF_TYPE_PRIVATE = 0x80,
};
#define V4L2_TYPE_IS_VALID(type) \
((type) >= V4L2_BUF_TYPE_VIDEO_CAPTURE &&\
(type) <= V4L2_BUF_TYPE_META_OUTPUT)
#define V4L2_TYPE_IS_MULTIPLANAR(type) \
((type) == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE \
|| (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
#define V4L2_TYPE_IS_OUTPUT(type) \
((type) == V4L2_BUF_TYPE_VIDEO_OUTPUT \
|| (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE \
|| (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY \
|| (type) == V4L2_BUF_TYPE_VBI_OUTPUT \
|| (type) == V4L2_BUF_TYPE_SLICED_VBI_OUTPUT \
|| (type) == V4L2_BUF_TYPE_SDR_OUTPUT \
|| (type) == V4L2_BUF_TYPE_META_OUTPUT)
#define V4L2_TYPE_IS_CAPTURE(type) \
(V4L2_TYPE_IS_VALID(type) && !V4L2_TYPE_IS_OUTPUT(type))
enum v4l2_tuner_type {
V4L2_TUNER_RADIO = 1,
V4L2_TUNER_ANALOG_TV = 2,
V4L2_TUNER_DIGITAL_TV = 3,
V4L2_TUNER_SDR = 4,
V4L2_TUNER_RF = 5,
};
/* Deprecated, do not use */
#define V4L2_TUNER_ADC V4L2_TUNER_SDR
enum v4l2_memory {
V4L2_MEMORY_MMAP = 1,
V4L2_MEMORY_USERPTR = 2,
V4L2_MEMORY_OVERLAY = 3,
V4L2_MEMORY_DMABUF = 4,
};
/* see also http://vektor.theorem.ca/graphics/ycbcr/ */
enum v4l2_colorspace {
/*
* Default colorspace, i.e. let the driver figure it out.
* Can only be used with video capture.
*/
V4L2_COLORSPACE_DEFAULT = 0,
/* SMPTE 170M: used for broadcast NTSC/PAL SDTV */
V4L2_COLORSPACE_SMPTE170M = 1,
/* Obsolete pre-1998 SMPTE 240M HDTV standard, superseded by Rec 709 */
V4L2_COLORSPACE_SMPTE240M = 2,
/* Rec.709: used for HDTV */
V4L2_COLORSPACE_REC709 = 3,
/*
* Deprecated, do not use. No driver will ever return this. This was
* based on a misunderstanding of the bt878 datasheet.
*/
V4L2_COLORSPACE_BT878 = 4,
/*
* NTSC 1953 colorspace. This only makes sense when dealing with
* really, really old NTSC recordings. Superseded by SMPTE 170M.
*/
V4L2_COLORSPACE_470_SYSTEM_M = 5,
/*
* EBU Tech 3213 PAL/SECAM colorspace.
*/
V4L2_COLORSPACE_470_SYSTEM_BG = 6,
/*
* Effectively shorthand for V4L2_COLORSPACE_SRGB, V4L2_YCBCR_ENC_601
* and V4L2_QUANTIZATION_FULL_RANGE. To be used for (Motion-)JPEG.
*/
V4L2_COLORSPACE_JPEG = 7,
/* For RGB colorspaces such as produces by most webcams. */
V4L2_COLORSPACE_SRGB = 8,
/* opRGB colorspace */
V4L2_COLORSPACE_OPRGB = 9,
/* BT.2020 colorspace, used for UHDTV. */
V4L2_COLORSPACE_BT2020 = 10,
/* Raw colorspace: for RAW unprocessed images */
V4L2_COLORSPACE_RAW = 11,
/* DCI-P3 colorspace, used by cinema projectors */
V4L2_COLORSPACE_DCI_P3 = 12,
#ifdef __KERNEL__
/*
* Largest supported colorspace value, assigned by the compiler, used
* by the framework to check for invalid values.
*/
V4L2_COLORSPACE_LAST,
#endif
};
/*
* Determine how COLORSPACE_DEFAULT should map to a proper colorspace.
* This depends on whether this is a SDTV image (use SMPTE 170M), an
* HDTV image (use Rec. 709), or something else (use sRGB).
*/
#define V4L2_MAP_COLORSPACE_DEFAULT(is_sdtv, is_hdtv) \
((is_sdtv) ? V4L2_COLORSPACE_SMPTE170M : \
((is_hdtv) ? V4L2_COLORSPACE_REC709 : V4L2_COLORSPACE_SRGB))
enum v4l2_xfer_func {
/*
* Mapping of V4L2_XFER_FUNC_DEFAULT to actual transfer functions
* for the various colorspaces:
*
* V4L2_COLORSPACE_SMPTE170M, V4L2_COLORSPACE_470_SYSTEM_M,
* V4L2_COLORSPACE_470_SYSTEM_BG, V4L2_COLORSPACE_REC709 and
* V4L2_COLORSPACE_BT2020: V4L2_XFER_FUNC_709
*
* V4L2_COLORSPACE_SRGB, V4L2_COLORSPACE_JPEG: V4L2_XFER_FUNC_SRGB
*
* V4L2_COLORSPACE_OPRGB: V4L2_XFER_FUNC_OPRGB
*
* V4L2_COLORSPACE_SMPTE240M: V4L2_XFER_FUNC_SMPTE240M
*
* V4L2_COLORSPACE_RAW: V4L2_XFER_FUNC_NONE
*
* V4L2_COLORSPACE_DCI_P3: V4L2_XFER_FUNC_DCI_P3
*/
V4L2_XFER_FUNC_DEFAULT = 0,
V4L2_XFER_FUNC_709 = 1,
V4L2_XFER_FUNC_SRGB = 2,
V4L2_XFER_FUNC_OPRGB = 3,
V4L2_XFER_FUNC_SMPTE240M = 4,
V4L2_XFER_FUNC_NONE = 5,
V4L2_XFER_FUNC_DCI_P3 = 6,
V4L2_XFER_FUNC_SMPTE2084 = 7,
#ifdef __KERNEL__
/*
* Largest supported transfer function value, assigned by the compiler,
* used by the framework to check for invalid values.
*/
V4L2_XFER_FUNC_LAST,
#endif
};
/*
* Determine how XFER_FUNC_DEFAULT should map to a proper transfer function.
* This depends on the colorspace.
*/
#define V4L2_MAP_XFER_FUNC_DEFAULT(colsp) \
((colsp) == V4L2_COLORSPACE_OPRGB ? V4L2_XFER_FUNC_OPRGB : \
((colsp) == V4L2_COLORSPACE_SMPTE240M ? V4L2_XFER_FUNC_SMPTE240M : \
((colsp) == V4L2_COLORSPACE_DCI_P3 ? V4L2_XFER_FUNC_DCI_P3 : \
((colsp) == V4L2_COLORSPACE_RAW ? V4L2_XFER_FUNC_NONE : \
((colsp) == V4L2_COLORSPACE_SRGB || (colsp) == V4L2_COLORSPACE_JPEG ? \
V4L2_XFER_FUNC_SRGB : V4L2_XFER_FUNC_709)))))
enum v4l2_ycbcr_encoding {
/*
* Mapping of V4L2_YCBCR_ENC_DEFAULT to actual encodings for the
* various colorspaces:
*
* V4L2_COLORSPACE_SMPTE170M, V4L2_COLORSPACE_470_SYSTEM_M,
* V4L2_COLORSPACE_470_SYSTEM_BG, V4L2_COLORSPACE_SRGB,
* V4L2_COLORSPACE_OPRGB and V4L2_COLORSPACE_JPEG: V4L2_YCBCR_ENC_601
*
* V4L2_COLORSPACE_REC709 and V4L2_COLORSPACE_DCI_P3: V4L2_YCBCR_ENC_709
*
* V4L2_COLORSPACE_BT2020: V4L2_YCBCR_ENC_BT2020
*
* V4L2_COLORSPACE_SMPTE240M: V4L2_YCBCR_ENC_SMPTE240M
*/
V4L2_YCBCR_ENC_DEFAULT = 0,
/* ITU-R 601 -- SDTV */
V4L2_YCBCR_ENC_601 = 1,
/* Rec. 709 -- HDTV */
V4L2_YCBCR_ENC_709 = 2,
/* ITU-R 601/EN 61966-2-4 Extended Gamut -- SDTV */
V4L2_YCBCR_ENC_XV601 = 3,
/* Rec. 709/EN 61966-2-4 Extended Gamut -- HDTV */
V4L2_YCBCR_ENC_XV709 = 4,
#ifndef __KERNEL__
/*
* sYCC (Y'CbCr encoding of sRGB), identical to ENC_601. It was added
* originally due to a misunderstanding of the sYCC standard. It should
* not be used, instead use V4L2_YCBCR_ENC_601.
*/
V4L2_YCBCR_ENC_SYCC = 5,
#endif
/* BT.2020 Non-constant Luminance Y'CbCr */
V4L2_YCBCR_ENC_BT2020 = 6,
/* BT.2020 Constant Luminance Y'CbcCrc */
V4L2_YCBCR_ENC_BT2020_CONST_LUM = 7,
/* SMPTE 240M -- Obsolete HDTV */
V4L2_YCBCR_ENC_SMPTE240M = 8,
#ifdef __KERNEL__
/*
* Largest supported encoding value, assigned by the compiler, used by
* the framework to check for invalid values.
*/
V4L2_YCBCR_ENC_LAST,
#endif
};
/*
* enum v4l2_hsv_encoding values should not collide with the ones from
* enum v4l2_ycbcr_encoding.
*/
enum v4l2_hsv_encoding {
/* Hue mapped to 0 - 179 */
V4L2_HSV_ENC_180 = 128,
/* Hue mapped to 0-255 */
V4L2_HSV_ENC_256 = 129,
};
/*
* Determine how YCBCR_ENC_DEFAULT should map to a proper Y'CbCr encoding.
* This depends on the colorspace.
*/
#define V4L2_MAP_YCBCR_ENC_DEFAULT(colsp) \
(((colsp) == V4L2_COLORSPACE_REC709 || \
(colsp) == V4L2_COLORSPACE_DCI_P3) ? V4L2_YCBCR_ENC_709 : \
((colsp) == V4L2_COLORSPACE_BT2020 ? V4L2_YCBCR_ENC_BT2020 : \
((colsp) == V4L2_COLORSPACE_SMPTE240M ? V4L2_YCBCR_ENC_SMPTE240M : \
V4L2_YCBCR_ENC_601)))
enum v4l2_quantization {
/*
* The default for R'G'B' quantization is always full range.
* For Y'CbCr the quantization is always limited range, except
* for COLORSPACE_JPEG: this is full range.
*/
V4L2_QUANTIZATION_DEFAULT = 0,
V4L2_QUANTIZATION_FULL_RANGE = 1,
V4L2_QUANTIZATION_LIM_RANGE = 2,
};
/*
* Determine how QUANTIZATION_DEFAULT should map to a proper quantization.
* This depends on whether the image is RGB or not, the colorspace.
* The Y'CbCr encoding is not used anymore, but is still there for backwards
* compatibility.
*/
#define V4L2_MAP_QUANTIZATION_DEFAULT(is_rgb_or_hsv, colsp, ycbcr_enc) \
(((is_rgb_or_hsv) || (colsp) == V4L2_COLORSPACE_JPEG) ? \
V4L2_QUANTIZATION_FULL_RANGE : V4L2_QUANTIZATION_LIM_RANGE)
/*
* Deprecated names for opRGB colorspace (IEC 61966-2-5)
*
* WARNING: Please don't use these deprecated defines in your code, as
* there is a chance we have to remove them in the future.
*/
#ifndef __KERNEL__
#define V4L2_COLORSPACE_ADOBERGB V4L2_COLORSPACE_OPRGB
#define V4L2_XFER_FUNC_ADOBERGB V4L2_XFER_FUNC_OPRGB
#endif
enum v4l2_priority {
V4L2_PRIORITY_UNSET = 0,
/* not initialized */
V4L2_PRIORITY_BACKGROUND = 1,
V4L2_PRIORITY_INTERACTIVE = 2,
V4L2_PRIORITY_RECORD = 3,
V4L2_PRIORITY_DEFAULT = V4L2_PRIORITY_INTERACTIVE,
};
struct v4l2_rect {
__s32 left;
__s32 top;
__u32 width;
__u32 height;
};
struct v4l2_fract {
__u32 numerator;
__u32 denominator;
};
struct v4l2_area {
__u32 width;
__u32 height;
};
/**
* struct v4l2_capability - Describes V4L2 device caps returned by VIDIOC_QUERYCAP
*
* @driver: name of the driver module (e.g. "bttv")
* @card: name of the card (e.g. "Hauppauge WinTV")
* @bus_info: name of the bus (e.g. "PCI:" + pci_name(pci_dev) )
* @version: KERNEL_VERSION
* @capabilities: capabilities of the physical device as a whole
* @device_caps: capabilities accessed via this particular device (node)
* @reserved: reserved fields for future extensions
*/
struct v4l2_capability {
__u8 driver[16];
__u8 card[32];
__u8 bus_info[32];
__u32 version;
__u32 capabilities;
__u32 device_caps;
__u32 reserved[3];
};
/* Values for 'capabilities' field */
#define V4L2_CAP_VIDEO_CAPTURE 0x00000001
/* Is a video capture device */
#define V4L2_CAP_VIDEO_OUTPUT 0x00000002
/* Is a video output device */
#define V4L2_CAP_VIDEO_OVERLAY 0x00000004
/* Can do video overlay */
#define V4L2_CAP_VBI_CAPTURE 0x00000010
/* Is a raw VBI capture device */
#define V4L2_CAP_VBI_OUTPUT 0x00000020
/* Is a raw VBI output device */
#define V4L2_CAP_SLICED_VBI_CAPTURE 0x00000040
/* Is a sliced VBI capture device */
#define V4L2_CAP_SLICED_VBI_OUTPUT 0x00000080
/* Is a sliced VBI output device */
#define V4L2_CAP_RDS_CAPTURE 0x00000100
/* RDS data capture */
#define V4L2_CAP_VIDEO_OUTPUT_OVERLAY 0x00000200
/* Can do video output overlay */
#define V4L2_CAP_HW_FREQ_SEEK 0x00000400
/* Can do hardware frequency seek */
#define V4L2_CAP_RDS_OUTPUT 0x00000800
/* Is an RDS encoder */
/* Is a video capture device that supports multiplanar formats */
#define V4L2_CAP_VIDEO_CAPTURE_MPLANE 0x00001000
/* Is a video output device that supports multiplanar formats */
#define V4L2_CAP_VIDEO_OUTPUT_MPLANE 0x00002000
/* Is a video mem-to-mem device that supports multiplanar formats */
#define V4L2_CAP_VIDEO_M2M_MPLANE 0x00004000
/* Is a video mem-to-mem device */
#define V4L2_CAP_VIDEO_M2M 0x00008000
#define V4L2_CAP_TUNER 0x00010000
/* has a tuner */
#define V4L2_CAP_AUDIO 0x00020000
/* has audio support */
#define V4L2_CAP_RADIO 0x00040000
/* is a radio device */
#define V4L2_CAP_MODULATOR 0x00080000
/* has a modulator */
#define V4L2_CAP_SDR_CAPTURE 0x00100000
/* Is a SDR capture device */
#define V4L2_CAP_EXT_PIX_FORMAT 0x00200000
/* Supports the extended pixel format */
#define V4L2_CAP_SDR_OUTPUT 0x00400000
/* Is a SDR output device */
#define V4L2_CAP_META_CAPTURE 0x00800000
/* Is a metadata capture device */
#define V4L2_CAP_READWRITE 0x01000000
/* read/write systemcalls */
#define V4L2_CAP_EDID 0x02000000
/* Is an EDID-only device */
#define V4L2_CAP_STREAMING 0x04000000
/* streaming I/O ioctls */
#define V4L2_CAP_META_OUTPUT 0x08000000
/* Is a metadata output device */
#define V4L2_CAP_TOUCH 0x10000000
/* Is a touch device */
#define V4L2_CAP_IO_MC 0x20000000
/* Is input/output controlled by the media controller */
#define V4L2_CAP_DEVICE_CAPS 0x80000000
/* sets device capabilities field */
/*
* V I D E O I M A G E F O R M A T
*/
struct v4l2_pix_format {
__u32 width;
__u32 height;
__u32 pixelformat;
__u32 field;
/* enum v4l2_field */
__u32 bytesperline;
/* for padding, zero if unused */
__u32 sizeimage;
__u32 colorspace;
/* enum v4l2_colorspace */
__u32 priv;
/* private data, depends on pixelformat */
__u32 flags;
/* format flags (V4L2_PIX_FMT_FLAG_*) */
union {
/* enum v4l2_ycbcr_encoding */
__u32 ycbcr_enc;
/* enum v4l2_hsv_encoding */
__u32 hsv_enc;
};
__u32 quantization;
/* enum v4l2_quantization */
__u32 xfer_func;
/* enum v4l2_xfer_func */
};
/* Pixel format FOURCC depth Description */
/* RGB formats (1 or 2 bytes per pixel) */
#define V4L2_PIX_FMT_RGB332 v4l2_fourcc(
'R',
'G',
'B',
'1')
/* 8 RGB-3-3-2 */
#define V4L2_PIX_FMT_RGB444 v4l2_fourcc(
'R',
'4',
'4',
'4')
/* 16 xxxxrrrr ggggbbbb */
#define V4L2_PIX_FMT_ARGB444 v4l2_fourcc(
'A',
'R',
'1',
'2')
/* 16 aaaarrrr ggggbbbb */
#define V4L2_PIX_FMT_XRGB444 v4l2_fourcc(
'X',
'R',
'1',
'2')
/* 16 xxxxrrrr ggggbbbb */
#define V4L2_PIX_FMT_RGBA444 v4l2_fourcc(
'R',
'A',
'1',
'2')
/* 16 rrrrgggg bbbbaaaa */
#define V4L2_PIX_FMT_RGBX444 v4l2_fourcc(
'R',
'X',
'1',
'2')
/* 16 rrrrgggg bbbbxxxx */
#define V4L2_PIX_FMT_ABGR444 v4l2_fourcc(
'A',
'B',
'1',
'2')
/* 16 aaaabbbb ggggrrrr */
#define V4L2_PIX_FMT_XBGR444 v4l2_fourcc(
'X',
'B',
'1',
'2')
/* 16 xxxxbbbb ggggrrrr */
#define V4L2_PIX_FMT_BGRA444 v4l2_fourcc(
'G',
'A',
'1',
'2')
/* 16 bbbbgggg rrrraaaa */
#define V4L2_PIX_FMT_BGRX444 v4l2_fourcc(
'B',
'X',
'1',
'2')
/* 16 bbbbgggg rrrrxxxx */
#define V4L2_PIX_FMT_RGB555 v4l2_fourcc(
'R',
'G',
'B',
'O')
/* 16 RGB-5-5-5 */
#define V4L2_PIX_FMT_ARGB555 v4l2_fourcc(
'A',
'R',
'1',
'5')
/* 16 ARGB-1-5-5-5 */
#define V4L2_PIX_FMT_XRGB555 v4l2_fourcc(
'X',
'R',
'1',
'5')
/* 16 XRGB-1-5-5-5 */
#define V4L2_PIX_FMT_RGBA555 v4l2_fourcc(
'R',
'A',
'1',
'5')
/* 16 RGBA-5-5-5-1 */
#define V4L2_PIX_FMT_RGBX555 v4l2_fourcc(
'R',
'X',
'1',
'5')
/* 16 RGBX-5-5-5-1 */
#define V4L2_PIX_FMT_ABGR555 v4l2_fourcc(
'A',
'B',
'1',
'5')
/* 16 ABGR-1-5-5-5 */
#define V4L2_PIX_FMT_XBGR555 v4l2_fourcc(
'X',
'B',
'1',
'5')
/* 16 XBGR-1-5-5-5 */
#define V4L2_PIX_FMT_BGRA555 v4l2_fourcc(
'B',
'A',
'1',
'5')
/* 16 BGRA-5-5-5-1 */
#define V4L2_PIX_FMT_BGRX555 v4l2_fourcc(
'B',
'X',
'1',
'5')
/* 16 BGRX-5-5-5-1 */
#define V4L2_PIX_FMT_RGB565 v4l2_fourcc(
'R',
'G',
'B',
'P')
/* 16 RGB-5-6-5 */
#define V4L2_PIX_FMT_RGB555X v4l2_fourcc(
'R',
'G',
'B',
'Q')
/* 16 RGB-5-5-5 BE */
#define V4L2_PIX_FMT_ARGB555X v4l2_fourcc_be(
'A',
'R',
'1',
'5')
/* 16 ARGB-5-5-5 BE */
#define V4L2_PIX_FMT_XRGB555X v4l2_fourcc_be(
'X',
'R',
'1',
'5')
/* 16 XRGB-5-5-5 BE */
#define V4L2_PIX_FMT_RGB565X v4l2_fourcc(
'R',
'G',
'B',
'R')
/* 16 RGB-5-6-5 BE */
/* RGB formats (3 or 4 bytes per pixel) */
#define V4L2_PIX_FMT_BGR666 v4l2_fourcc(
'B',
'G',
'R',
'H')
/* 18 BGR-6-6-6 */
#define V4L2_PIX_FMT_BGR24 v4l2_fourcc(
'B',
'G',
'R',
'3')
/* 24 BGR-8-8-8 */
#define V4L2_PIX_FMT_RGB24 v4l2_fourcc(
'R',
'G',
'B',
'3')
/* 24 RGB-8-8-8 */
#define V4L2_PIX_FMT_BGR32 v4l2_fourcc(
'B',
'G',
'R',
'4')
/* 32 BGR-8-8-8-8 */
#define V4L2_PIX_FMT_ABGR32 v4l2_fourcc(
'A',
'R',
'2',
'4')
/* 32 BGRA-8-8-8-8 */
#define V4L2_PIX_FMT_XBGR32 v4l2_fourcc(
'X',
'R',
'2',
'4')
/* 32 BGRX-8-8-8-8 */
#define V4L2_PIX_FMT_BGRA32 v4l2_fourcc(
'R',
'A',
'2',
'4')
/* 32 ABGR-8-8-8-8 */
#define V4L2_PIX_FMT_BGRX32 v4l2_fourcc(
'R',
'X',
'2',
'4')
/* 32 XBGR-8-8-8-8 */
#define V4L2_PIX_FMT_RGB32 v4l2_fourcc(
'R',
'G',
'B',
'4')
/* 32 RGB-8-8-8-8 */
#define V4L2_PIX_FMT_RGBA32 v4l2_fourcc(
'A',
'B',
'2',
'4')
/* 32 RGBA-8-8-8-8 */
#define V4L2_PIX_FMT_RGBX32 v4l2_fourcc(
'X',
'B',
'2',
'4')
/* 32 RGBX-8-8-8-8 */
#define V4L2_PIX_FMT_ARGB32 v4l2_fourcc(
'B',
'A',
'2',
'4')
/* 32 ARGB-8-8-8-8 */
#define V4L2_PIX_FMT_XRGB32 v4l2_fourcc(
'B',
'X',
'2',
'4')
/* 32 XRGB-8-8-8-8 */
#define V4L2_PIX_FMT_RGBX1010102 v4l2_fourcc(
'R',
'X',
'3',
'0')
/* 32 RGBX-10-10-10-2 */
#define V4L2_PIX_FMT_RGBA1010102 v4l2_fourcc(
'R',
'A',
'3',
'0')
/* 32 RGBA-10-10-10-2 */
#define V4L2_PIX_FMT_ARGB2101010 v4l2_fourcc(
'A',
'R',
'3',
'0')
/* 32 ARGB-2-10-10-10 */
/* RGB formats (6 or 8 bytes per pixel) */
#define V4L2_PIX_FMT_BGR48_12 v4l2_fourcc(
'B',
'3',
'1',
'2')
/* 48 BGR 12-bit per component */
#define V4L2_PIX_FMT_BGR48 v4l2_fourcc(
'B',
'G',
'R',
'6')
/* 48 BGR 16-bit per component */
#define V4L2_PIX_FMT_RGB48 v4l2_fourcc(
'R',
'G',
'B',
'6')
/* 48 RGB 16-bit per component */
#define V4L2_PIX_FMT_ABGR64_12 v4l2_fourcc(
'B',
'4',
'1',
'2')
/* 64 BGRA 12-bit per component */
/* Grey formats */
#define V4L2_PIX_FMT_GREY v4l2_fourcc(
'G',
'R',
'E',
'Y')
/* 8 Greyscale */
#define V4L2_PIX_FMT_Y4 v4l2_fourcc(
'Y',
'0',
'4',
' ')
/* 4 Greyscale */
#define V4L2_PIX_FMT_Y6 v4l2_fourcc(
'Y',
'0',
'6',
' ')
/* 6 Greyscale */
#define V4L2_PIX_FMT_Y10 v4l2_fourcc(
'Y',
'1',
'0',
' ')
/* 10 Greyscale */
#define V4L2_PIX_FMT_Y12 v4l2_fourcc(
'Y',
'1',
'2',
' ')
/* 12 Greyscale */
#define V4L2_PIX_FMT_Y012 v4l2_fourcc(
'Y',
'0',
'1',
'2')
/* 12 Greyscale */
#define V4L2_PIX_FMT_Y14 v4l2_fourcc(
'Y',
'1',
'4',
' ')
/* 14 Greyscale */
#define V4L2_PIX_FMT_Y16 v4l2_fourcc(
'Y',
'1',
'6',
' ')
/* 16 Greyscale */
#define V4L2_PIX_FMT_Y16_BE v4l2_fourcc_be(
'Y',
'1',
'6',
' ')
/* 16 Greyscale BE */
/* Grey bit-packed formats */
#define V4L2_PIX_FMT_Y10BPACK v4l2_fourcc(
'Y',
'1',
'0',
'B')
/* 10 Greyscale bit-packed */
#define V4L2_PIX_FMT_Y10P v4l2_fourcc(
'Y',
'1',
'0',
'P')
/* 10 Greyscale, MIPI RAW10 packed */
#define V4L2_PIX_FMT_IPU3_Y10 v4l2_fourcc(
'i',
'p',
'3',
'y')
/* IPU3 packed 10-bit greyscale */
#define V4L2_PIX_FMT_Y12P v4l2_fourcc(
'Y',
'1',
'2',
'P')
/* 12 Greyscale, MIPI RAW12 packed */
#define V4L2_PIX_FMT_Y14P v4l2_fourcc(
'Y',
'1',
'4',
'P')
/* 14 Greyscale, MIPI RAW14 packed */
/* Palette formats */
#define V4L2_PIX_FMT_PAL8 v4l2_fourcc(
'P',
'A',
'L',
'8')
/* 8 8-bit palette */
/* Chrominance formats */
#define V4L2_PIX_FMT_UV8 v4l2_fourcc(
'U',
'V',
'8',
' ')
/* 8 UV 4:4 */
/* Luminance+Chrominance formats */
#define V4L2_PIX_FMT_YUYV v4l2_fourcc(
'Y',
'U',
'Y',
'V')
/* 16 YUV 4:2:2 */
#define V4L2_PIX_FMT_YYUV v4l2_fourcc(
'Y',
'Y',
'U',
'V')
/* 16 YUV 4:2:2 */
#define V4L2_PIX_FMT_YVYU v4l2_fourcc(
'Y',
'V',
'Y',
'U')
/* 16 YVU 4:2:2 */
#define V4L2_PIX_FMT_UYVY v4l2_fourcc(
'U',
'Y',
'V',
'Y')
/* 16 YUV 4:2:2 */
#define V4L2_PIX_FMT_VYUY v4l2_fourcc(
'V',
'Y',
'U',
'Y')
/* 16 YUV 4:2:2 */
#define V4L2_PIX_FMT_Y41P v4l2_fourcc(
'Y',
'4',
'1',
'P')
/* 12 YUV 4:1:1 */
#define V4L2_PIX_FMT_YUV444 v4l2_fourcc(
'Y',
'4',
'4',
'4')
/* 16 xxxxyyyy uuuuvvvv */
#define V4L2_PIX_FMT_YUV555 v4l2_fourcc(
'Y',
'U',
'V',
'O')
/* 16 YUV-5-5-5 */
#define V4L2_PIX_FMT_YUV565 v4l2_fourcc(
'Y',
'U',
'V',
'P')
/* 16 YUV-5-6-5 */
#define V4L2_PIX_FMT_YUV24 v4l2_fourcc(
'Y',
'U',
'V',
'3')
/* 24 YUV-8-8-8 */
#define V4L2_PIX_FMT_YUV32 v4l2_fourcc(
'Y',
'U',
'V',
'4')
/* 32 YUV-8-8-8-8 */
#define V4L2_PIX_FMT_AYUV32 v4l2_fourcc(
'A',
'Y',
'U',
'V')
/* 32 AYUV-8-8-8-8 */
#define V4L2_PIX_FMT_XYUV32 v4l2_fourcc(
'X',
'Y',
'U',
'V')
/* 32 XYUV-8-8-8-8 */
#define V4L2_PIX_FMT_VUYA32 v4l2_fourcc(
'V',
'U',
'Y',
'A')
/* 32 VUYA-8-8-8-8 */
#define V4L2_PIX_FMT_VUYX32 v4l2_fourcc(
'V',
'U',
'Y',
'X')
/* 32 VUYX-8-8-8-8 */
#define V4L2_PIX_FMT_YUVA32 v4l2_fourcc(
'Y',
'U',
'V',
'A')
/* 32 YUVA-8-8-8-8 */
#define V4L2_PIX_FMT_YUVX32 v4l2_fourcc(
'Y',
'U',
'V',
'X')
/* 32 YUVX-8-8-8-8 */
#define V4L2_PIX_FMT_M420 v4l2_fourcc(
'M',
'4',
'2',
'0')
/* 12 YUV 4:2:0 2 lines y, 1 line uv interleaved */
#define V4L2_PIX_FMT_YUV48_12 v4l2_fourcc(
'Y',
'3',
'1',
'2')
/* 48 YUV 4:4:4 12-bit per component */
/*
* YCbCr packed format. For each Y2xx format, xx bits of valid data occupy the MSBs
* of the 16 bit components, and 16-xx bits of zero padding occupy the LSBs.
*/
#define V4L2_PIX_FMT_Y210 v4l2_fourcc(
'Y',
'2',
'1',
'0')
/* 32 YUYV 4:2:2 */
#define V4L2_PIX_FMT_Y212 v4l2_fourcc(
'Y',
'2',
'1',
'2')
/* 32 YUYV 4:2:2 */
#define V4L2_PIX_FMT_Y216 v4l2_fourcc(
'Y',
'2',
'1',
'6')
/* 32 YUYV 4:2:2 */
/* two planes -- one Y, one Cr + Cb interleaved */
#define V4L2_PIX_FMT_NV12 v4l2_fourcc(
'N',
'V',
'1',
'2')
/* 12 Y/CbCr 4:2:0 */
#define V4L2_PIX_FMT_NV21 v4l2_fourcc(
'N',
'V',
'2',
'1')
/* 12 Y/CrCb 4:2:0 */
#define V4L2_PIX_FMT_NV15 v4l2_fourcc(
'N',
'V',
'1',
'5')
/* 15 Y/CbCr 4:2:0 10-bit packed */
#define V4L2_PIX_FMT_NV16 v4l2_fourcc(
'N',
'V',
'1',
'6')
/* 16 Y/CbCr 4:2:2 */
#define V4L2_PIX_FMT_NV61 v4l2_fourcc(
'N',
'V',
'6',
'1')
/* 16 Y/CrCb 4:2:2 */
#define V4L2_PIX_FMT_NV20 v4l2_fourcc(
'N',
'V',
'2',
'0')
/* 20 Y/CbCr 4:2:2 10-bit packed */
#define V4L2_PIX_FMT_NV24 v4l2_fourcc(
'N',
'V',
'2',
'4')
/* 24 Y/CbCr 4:4:4 */
#define V4L2_PIX_FMT_NV42 v4l2_fourcc(
'N',
'V',
'4',
'2')
/* 24 Y/CrCb 4:4:4 */
#define V4L2_PIX_FMT_P010 v4l2_fourcc(
'P',
'0',
'1',
'0')
/* 24 Y/CbCr 4:2:0 10-bit per component */
#define V4L2_PIX_FMT_P012 v4l2_fourcc(
'P',
'0',
'1',
'2')
/* 24 Y/CbCr 4:2:0 12-bit per component */
/* two non contiguous planes - one Y, one Cr + Cb interleaved */
#define V4L2_PIX_FMT_NV12M v4l2_fourcc(
'N',
'M',
'1',
'2')
/* 12 Y/CbCr 4:2:0 */
#define V4L2_PIX_FMT_NV21M v4l2_fourcc(
'N',
'M',
'2',
'1')
/* 21 Y/CrCb 4:2:0 */
#define V4L2_PIX_FMT_NV16M v4l2_fourcc(
'N',
'M',
'1',
'6')
/* 16 Y/CbCr 4:2:2 */
#define V4L2_PIX_FMT_NV61M v4l2_fourcc(
'N',
'M',
'6',
'1')
/* 16 Y/CrCb 4:2:2 */
#define V4L2_PIX_FMT_P012M v4l2_fourcc(
'P',
'M',
'1',
'2')
/* 24 Y/CbCr 4:2:0 12-bit per component */
/* three planes - Y Cb, Cr */
#define V4L2_PIX_FMT_YUV410 v4l2_fourcc(
'Y',
'U',
'V',
'9')
/* 9 YUV 4:1:0 */
#define V4L2_PIX_FMT_YVU410 v4l2_fourcc(
'Y',
'V',
'U',
'9')
/* 9 YVU 4:1:0 */
#define V4L2_PIX_FMT_YUV411P v4l2_fourcc(
'4',
'1',
'1',
'P')
/* 12 YVU411 planar */
#define V4L2_PIX_FMT_YUV420 v4l2_fourcc(
'Y',
'U',
'1',
'2')
/* 12 YUV 4:2:0 */
#define V4L2_PIX_FMT_YVU420 v4l2_fourcc(
'Y',
'V',
'1',
'2')
/* 12 YVU 4:2:0 */
#define V4L2_PIX_FMT_YUV422P v4l2_fourcc(
'4',
'2',
'2',
'P')
/* 16 YVU422 planar */
/* three non contiguous planes - Y, Cb, Cr */
#define V4L2_PIX_FMT_YUV420M v4l2_fourcc(
'Y',
'M',
'1',
'2')
/* 12 YUV420 planar */
#define V4L2_PIX_FMT_YVU420M v4l2_fourcc(
'Y',
'M',
'2',
'1')
/* 12 YVU420 planar */
#define V4L2_PIX_FMT_YUV422M v4l2_fourcc(
'Y',
'M',
'1',
'6')
/* 16 YUV422 planar */
#define V4L2_PIX_FMT_YVU422M v4l2_fourcc(
'Y',
'M',
'6',
'1')
/* 16 YVU422 planar */
#define V4L2_PIX_FMT_YUV444M v4l2_fourcc(
'Y',
'M',
'2',
'4')
/* 24 YUV444 planar */
#define V4L2_PIX_FMT_YVU444M v4l2_fourcc(
'Y',
'M',
'4',
'2')
/* 24 YVU444 planar */
/* Tiled YUV formats */
#define V4L2_PIX_FMT_NV12_4L4 v4l2_fourcc(
'V',
'T',
'1',
'2')
/* 12 Y/CbCr 4:2:0 4x4 tiles */
#define V4L2_PIX_FMT_NV12_16L16 v4l2_fourcc(
'H',
'M',
'1',
'2')
/* 12 Y/CbCr 4:2:0 16x16 tiles */
#define V4L2_PIX_FMT_NV12_32L32 v4l2_fourcc(
'S',
'T',
'1',
'2')
/* 12 Y/CbCr 4:2:0 32x32 tiles */
#define V4L2_PIX_FMT_NV15_4L4 v4l2_fourcc(
'V',
'T',
'1',
'5')
/* 15 Y/CbCr 4:2:0 10-bit 4x4 tiles */
#define V4L2_PIX_FMT_P010_4L4 v4l2_fourcc(
'T',
'0',
'1',
'0')
/* 12 Y/CbCr 4:2:0 10-bit 4x4 macroblocks */
#define V4L2_PIX_FMT_NV12_8L128 v4l2_fourcc(
'A',
'T',
'1',
'2')
/* Y/CbCr 4:2:0 8x128 tiles */
#define V4L2_PIX_FMT_NV12_10BE_8L128 v4l2_fourcc_be(
'A',
'X',
'1',
'2')
/* Y/CbCr 4:2:0 10-bit 8x128 tiles */
/* Tiled YUV formats, non contiguous planes */
#define V4L2_PIX_FMT_NV12MT v4l2_fourcc(
'T',
'M',
'1',
'2')
/* 12 Y/CbCr 4:2:0 64x32 tiles */
#define V4L2_PIX_FMT_NV12MT_16X16 v4l2_fourcc(
'V',
'M',
'1',
'2')
/* 12 Y/CbCr 4:2:0 16x16 tiles */
#define V4L2_PIX_FMT_NV12M_8L128 v4l2_fourcc(
'N',
'A',
'1',
'2')
/* Y/CbCr 4:2:0 8x128 tiles */
#define V4L2_PIX_FMT_NV12M_10BE_8L128 v4l2_fourcc_be(
'N',
'T',
'1',
'2')
/* Y/CbCr 4:2:0 10-bit 8x128 tiles */
/* Bayer formats - see http://www.siliconimaging.com/RGB%20Bayer.htm */
#define V4L2_PIX_FMT_SBGGR8 v4l2_fourcc(
'B',
'A',
'8',
'1')
/* 8 BGBG.. GRGR.. */
#define V4L2_PIX_FMT_SGBRG8 v4l2_fourcc(
'G',
'B',
'R',
'G')
/* 8 GBGB.. RGRG.. */
#define V4L2_PIX_FMT_SGRBG8 v4l2_fourcc(
'G',
'R',
'B',
'G')
/* 8 GRGR.. BGBG.. */
#define V4L2_PIX_FMT_SRGGB8 v4l2_fourcc(
'R',
'G',
'G',
'B')
/* 8 RGRG.. GBGB.. */
#define V4L2_PIX_FMT_SBGGR10 v4l2_fourcc(
'B',
'G',
'1',
'0')
/* 10 BGBG.. GRGR.. */
#define V4L2_PIX_FMT_SGBRG10 v4l2_fourcc(
'G',
'B',
'1',
'0')
/* 10 GBGB.. RGRG.. */
#define V4L2_PIX_FMT_SGRBG10 v4l2_fourcc(
'B',
'A',
'1',
'0')
/* 10 GRGR.. BGBG.. */
#define V4L2_PIX_FMT_SRGGB10 v4l2_fourcc(
'R',
'G',
'1',
'0')
/* 10 RGRG.. GBGB.. */
/* 10bit raw bayer packed, 5 bytes for every 4 pixels */
#define V4L2_PIX_FMT_SBGGR10P v4l2_fourcc(
'p',
'B',
'A',
'A')
#define V4L2_PIX_FMT_SGBRG10P v4l2_fourcc(
'p',
'G',
'A',
'A')
#define V4L2_PIX_FMT_SGRBG10P v4l2_fourcc(
'p',
'g',
'A',
'A')
#define V4L2_PIX_FMT_SRGGB10P v4l2_fourcc(
'p',
'R',
'A',
'A')
/* 10bit raw bayer a-law compressed to 8 bits */
#define V4L2_PIX_FMT_SBGGR10ALAW8 v4l2_fourcc(
'a',
'B',
'A',
'8')
#define V4L2_PIX_FMT_SGBRG10ALAW8 v4l2_fourcc(
'a',
'G',
'A',
'8')
#define V4L2_PIX_FMT_SGRBG10ALAW8 v4l2_fourcc(
'a',
'g',
'A',
'8')
#define V4L2_PIX_FMT_SRGGB10ALAW8 v4l2_fourcc(
'a',
'R',
'A',
'8')
/* 10bit raw bayer DPCM compressed to 8 bits */
#define V4L2_PIX_FMT_SBGGR10DPCM8 v4l2_fourcc(
'b',
'B',
'A',
'8')
#define V4L2_PIX_FMT_SGBRG10DPCM8 v4l2_fourcc(
'b',
'G',
'A',
'8')
#define V4L2_PIX_FMT_SGRBG10DPCM8 v4l2_fourcc(
'B',
'D',
'1',
'0')
#define V4L2_PIX_FMT_SRGGB10DPCM8 v4l2_fourcc(
'b',
'R',
'A',
'8')
#define V4L2_PIX_FMT_SBGGR12 v4l2_fourcc(
'B',
'G',
'1',
'2')
/* 12 BGBG.. GRGR.. */
#define V4L2_PIX_FMT_SGBRG12 v4l2_fourcc(
'G',
'B',
'1',
'2')
/* 12 GBGB.. RGRG.. */
#define V4L2_PIX_FMT_SGRBG12 v4l2_fourcc(
'B',
'A',
'1',
'2')
/* 12 GRGR.. BGBG.. */
#define V4L2_PIX_FMT_SRGGB12 v4l2_fourcc(
'R',
'G',
'1',
'2')
/* 12 RGRG.. GBGB.. */
/* 12bit raw bayer packed, 3 bytes for every 2 pixels */
#define V4L2_PIX_FMT_SBGGR12P v4l2_fourcc(
'p',
'B',
'C',
'C')
#define V4L2_PIX_FMT_SGBRG12P v4l2_fourcc(
'p',
'G',
'C',
'C')
#define V4L2_PIX_FMT_SGRBG12P v4l2_fourcc(
'p',
'g',
'C',
'C')
#define V4L2_PIX_FMT_SRGGB12P v4l2_fourcc(
'p',
'R',
'C',
'C')
#define V4L2_PIX_FMT_SBGGR14 v4l2_fourcc(
'B',
'G',
'1',
'4')
/* 14 BGBG.. GRGR.. */
#define V4L2_PIX_FMT_SGBRG14 v4l2_fourcc(
'G',
'B',
'1',
'4')
/* 14 GBGB.. RGRG.. */
#define V4L2_PIX_FMT_SGRBG14 v4l2_fourcc(
'G',
'R',
'1',
'4')
/* 14 GRGR.. BGBG.. */
#define V4L2_PIX_FMT_SRGGB14 v4l2_fourcc(
'R',
'G',
'1',
'4')
/* 14 RGRG.. GBGB.. */
/* 14bit raw bayer packed, 7 bytes for every 4 pixels */
#define V4L2_PIX_FMT_SBGGR14P v4l2_fourcc(
'p',
'B',
'E',
'E')
#define V4L2_PIX_FMT_SGBRG14P v4l2_fourcc(
'p',
'G',
'E',
'E')
#define V4L2_PIX_FMT_SGRBG14P v4l2_fourcc(
'p',
'g',
'E',
'E')
#define V4L2_PIX_FMT_SRGGB14P v4l2_fourcc(
'p',
'R',
'E',
'E')
#define V4L2_PIX_FMT_SBGGR16 v4l2_fourcc(
'B',
'Y',
'R',
'2')
/* 16 BGBG.. GRGR.. */
#define V4L2_PIX_FMT_SGBRG16 v4l2_fourcc(
'G',
'B',
'1',
'6')
/* 16 GBGB.. RGRG.. */
#define V4L2_PIX_FMT_SGRBG16 v4l2_fourcc(
'G',
'R',
'1',
'6')
/* 16 GRGR.. BGBG.. */
#define V4L2_PIX_FMT_SRGGB16 v4l2_fourcc(
'R',
'G',
'1',
'6')
/* 16 RGRG.. GBGB.. */
/* HSV formats */
#define V4L2_PIX_FMT_HSV24 v4l2_fourcc(
'H',
'S',
'V',
'3')
#define V4L2_PIX_FMT_HSV32 v4l2_fourcc(
'H',
'S',
'V',
'4')
/* compressed formats */
#define V4L2_PIX_FMT_MJPEG v4l2_fourcc(
'M',
'J',
'P',
'G')
/* Motion-JPEG */
#define V4L2_PIX_FMT_JPEG v4l2_fourcc(
'J',
'P',
'E',
'G')
/* JFIF JPEG */
#define V4L2_PIX_FMT_DV v4l2_fourcc(
'd',
'v',
's',
'd')
/* 1394 */
#define V4L2_PIX_FMT_MPEG v4l2_fourcc(
'M',
'P',
'E',
'G')
/* MPEG-1/2/4 Multiplexed */
#define V4L2_PIX_FMT_H264 v4l2_fourcc(
'H',
'2',
'6',
'4')
/* H264 with start codes */
#define V4L2_PIX_FMT_H264_NO_SC v4l2_fourcc(
'A',
'V',
'C',
'1')
/* H264 without start codes */
#define V4L2_PIX_FMT_H264_MVC v4l2_fourcc(
'M',
'2',
'6',
'4')
/* H264 MVC */
#define V4L2_PIX_FMT_H263 v4l2_fourcc(
'H',
'2',
'6',
'3')
/* H263 */
#define V4L2_PIX_FMT_MPEG1 v4l2_fourcc(
'M',
'P',
'G',
'1')
/* MPEG-1 ES */
#define V4L2_PIX_FMT_MPEG2 v4l2_fourcc(
'M',
'P',
'G',
'2')
/* MPEG-2 ES */
#define V4L2_PIX_FMT_MPEG2_SLICE v4l2_fourcc(
'M',
'G',
'2',
'S')
/* MPEG-2 parsed slice data */
#define V4L2_PIX_FMT_MPEG4 v4l2_fourcc(
'M',
'P',
'G',
'4')
/* MPEG-4 part 2 ES */
#define V4L2_PIX_FMT_XVID v4l2_fourcc(
'X',
'V',
'I',
'D')
/* Xvid */
#define V4L2_PIX_FMT_VC1_ANNEX_G v4l2_fourcc(
'V',
'C',
'1',
'G')
/* SMPTE 421M Annex G compliant stream */
#define V4L2_PIX_FMT_VC1_ANNEX_L v4l2_fourcc(
'V',
'C',
'1',
'L')
/* SMPTE 421M Annex L compliant stream */
#define V4L2_PIX_FMT_VP8 v4l2_fourcc(
'V',
'P',
'8',
'0')
/* VP8 */
#define V4L2_PIX_FMT_VP8_FRAME v4l2_fourcc(
'V',
'P',
'8',
'F')
/* VP8 parsed frame */
#define V4L2_PIX_FMT_VP9 v4l2_fourcc(
'V',
'P',
'9',
'0')
/* VP9 */
#define V4L2_PIX_FMT_VP9_FRAME v4l2_fourcc(
'V',
'P',
'9',
'F')
/* VP9 parsed frame */
#define V4L2_PIX_FMT_HEVC v4l2_fourcc(
'H',
'E',
'V',
'C')
/* HEVC aka H.265 */
#define V4L2_PIX_FMT_FWHT v4l2_fourcc(
'F',
'W',
'H',
'T')
/* Fast Walsh Hadamard Transform (vicodec) */
#define V4L2_PIX_FMT_FWHT_STATELESS v4l2_fourcc(
'S',
'F',
'W',
'H')
/* Stateless FWHT (vicodec) */
#define V4L2_PIX_FMT_H264_SLICE v4l2_fourcc(
'S',
'2',
'6',
'4')
/* H264 parsed slices */
#define V4L2_PIX_FMT_HEVC_SLICE v4l2_fourcc(
'S',
'2',
'6',
'5')
/* HEVC parsed slices */
#define V4L2_PIX_FMT_AV1_FRAME v4l2_fourcc(
'A',
'V',
'1',
'F')
/* AV1 parsed frame */
#define V4L2_PIX_FMT_SPK v4l2_fourcc(
'S',
'P',
'K',
'0')
/* Sorenson Spark */
#define V4L2_PIX_FMT_RV30 v4l2_fourcc(
'R',
'V',
'3',
'0')
/* RealVideo 8 */
#define V4L2_PIX_FMT_RV40 v4l2_fourcc(
'R',
'V',
'4',
'0')
/* RealVideo 9 & 10 */
/* Vendor-specific formats */
#define V4L2_PIX_FMT_CPIA1 v4l2_fourcc(
'C',
'P',
'I',
'A')
/* cpia1 YUV */
#define V4L2_PIX_FMT_WNVA v4l2_fourcc(
'W',
'N',
'V',
'A')
/* Winnov hw compress */
#define V4L2_PIX_FMT_SN9C10X v4l2_fourcc(
'S',
'9',
'1',
'0')
/* SN9C10x compression */
#define V4L2_PIX_FMT_SN9C20X_I420 v4l2_fourcc(
'S',
'9',
'2',
'0')
/* SN9C20x YUV 4:2:0 */
#define V4L2_PIX_FMT_PWC1 v4l2_fourcc(
'P',
'W',
'C',
'1')
/* pwc older webcam */
#define V4L2_PIX_FMT_PWC2 v4l2_fourcc(
'P',
'W',
'C',
'2')
/* pwc newer webcam */
#define V4L2_PIX_FMT_ET61X251 v4l2_fourcc(
'E',
'6',
'2',
'5')
/* ET61X251 compression */
#define V4L2_PIX_FMT_SPCA501 v4l2_fourcc(
'S',
'5',
'0',
'1')
/* YUYV per line */
#define V4L2_PIX_FMT_SPCA505 v4l2_fourcc(
'S',
'5',
'0',
'5')
/* YYUV per line */
#define V4L2_PIX_FMT_SPCA508 v4l2_fourcc(
'S',
'5',
'0',
'8')
/* YUVY per line */
#define V4L2_PIX_FMT_SPCA561 v4l2_fourcc(
'S',
'5',
'6',
'1')
/* compressed GBRG bayer */
#define V4L2_PIX_FMT_PAC207 v4l2_fourcc(
'P',
'2',
'0',
'7')
/* compressed BGGR bayer */
#define V4L2_PIX_FMT_MR97310A v4l2_fourcc(
'M',
'3',
'1',
'0')
/* compressed BGGR bayer */
#define V4L2_PIX_FMT_JL2005BCD v4l2_fourcc(
'J',
'L',
'2',
'0')
/* compressed RGGB bayer */
#define V4L2_PIX_FMT_SN9C2028 v4l2_fourcc(
'S',
'O',
'N',
'X')
/* compressed GBRG bayer */
#define V4L2_PIX_FMT_SQ905C v4l2_fourcc(
'9',
'0',
'5',
'C')
/* compressed RGGB bayer */
#define V4L2_PIX_FMT_PJPG v4l2_fourcc(
'P',
'J',
'P',
'G')
/* Pixart 73xx JPEG */
#define V4L2_PIX_FMT_OV511 v4l2_fourcc(
'O',
'5',
'1',
'1')
/* ov511 JPEG */
#define V4L2_PIX_FMT_OV518 v4l2_fourcc(
'O',
'5',
'1',
'8')
/* ov518 JPEG */
#define V4L2_PIX_FMT_STV0680 v4l2_fourcc(
'S',
'6',
'8',
'0')
/* stv0680 bayer */
#define V4L2_PIX_FMT_TM6000 v4l2_fourcc(
'T',
'M',
'6',
'0')
/* tm5600/tm60x0 */
#define V4L2_PIX_FMT_CIT_YYVYUY v4l2_fourcc(
'C',
'I',
'T',
'V')
/* one line of Y then 1 line of VYUY */
#define V4L2_PIX_FMT_KONICA420 v4l2_fourcc(
'K',
'O',
'N',
'I')
/* YUV420 planar in blocks of 256 pixels */
#define V4L2_PIX_FMT_JPGL v4l2_fourcc(
'J',
'P',
'G',
'L')
/* JPEG-Lite */
#define V4L2_PIX_FMT_SE401 v4l2_fourcc(
'S',
'4',
'0',
'1')
/* se401 janggu compressed rgb */
#define V4L2_PIX_FMT_S5C_UYVY_JPG v4l2_fourcc(
'S',
'5',
'C',
'I')
/* S5C73M3 interleaved UYVY/JPEG */
#define V4L2_PIX_FMT_Y8I v4l2_fourcc(
'Y',
'8',
'I',
' ')
/* Greyscale 8-bit L/R interleaved */
#define V4L2_PIX_FMT_Y12I v4l2_fourcc(
'Y',
'1',
'2',
'I')
/* Greyscale 12-bit L/R interleaved */
#define V4L2_PIX_FMT_Y16I v4l2_fourcc(
'Y',
'1',
'6',
'I')
/* Greyscale 16-bit L/R interleaved */
#define V4L2_PIX_FMT_Z16 v4l2_fourcc(
'Z',
'1',
'6',
' ')
/* Depth data 16-bit */
#define V4L2_PIX_FMT_MT21C v4l2_fourcc(
'M',
'T',
'2',
'1')
/* Mediatek compressed block mode */
#define V4L2_PIX_FMT_MM21 v4l2_fourcc(
'M',
'M',
'2',
'1')
/* Mediatek 8-bit block mode, two non-contiguous planes */
#define V4L2_PIX_FMT_MT2110T v4l2_fourcc(
'M',
'T',
'2',
'T')
/* Mediatek 10-bit block tile mode */
#define V4L2_PIX_FMT_MT2110R v4l2_fourcc(
'M',
'T',
'2',
'R')
/* Mediatek 10-bit block raster mode */
#define V4L2_PIX_FMT_INZI v4l2_fourcc(
'I',
'N',
'Z',
'I')
/* Intel Planar Greyscale 10-bit and Depth 16-bit */
#define V4L2_PIX_FMT_CNF4 v4l2_fourcc(
'C',
'N',
'F',
'4')
/* Intel 4-bit packed depth confidence information */
#define V4L2_PIX_FMT_HI240 v4l2_fourcc(
'H',
'I',
'2',
'4')
/* BTTV 8-bit dithered RGB */
#define V4L2_PIX_FMT_QC08C v4l2_fourcc(
'Q',
'0',
'8',
'C')
/* Qualcomm 8-bit compressed */
#define V4L2_PIX_FMT_QC10C v4l2_fourcc(
'Q',
'1',
'0',
'C')
/* Qualcomm 10-bit compressed */
#define V4L2_PIX_FMT_AJPG v4l2_fourcc(
'A',
'J',
'P',
'G')
/* Aspeed JPEG */
#define V4L2_PIX_FMT_HEXTILE v4l2_fourcc(
'H',
'X',
'T',
'L')
/* Hextile compressed */
/* 10bit raw packed, 32 bytes for every 25 pixels, last LSB 6 bits unused */
#define V4L2_PIX_FMT_IPU3_SBGGR10 v4l2_fourcc(
'i',
'p',
'3',
'b')
/* IPU3 packed 10-bit BGGR bayer */
#define V4L2_PIX_FMT_IPU3_SGBRG10 v4l2_fourcc(
'i',
'p',
'3',
'g')
/* IPU3 packed 10-bit GBRG bayer */
#define V4L2_PIX_FMT_IPU3_SGRBG10 v4l2_fourcc(
'i',
'p',
'3',
'G')
/* IPU3 packed 10-bit GRBG bayer */
#define V4L2_PIX_FMT_IPU3_SRGGB10 v4l2_fourcc(
'i',
'p',
'3',
'r')
/* IPU3 packed 10-bit RGGB bayer */
/* Raspberry Pi PiSP compressed formats. */
#define V4L2_PIX_FMT_PISP_COMP1_RGGB v4l2_fourcc(
'P',
'C',
'1',
'R')
/* PiSP 8-bit mode 1 compressed RGGB bayer */
#define V4L2_PIX_FMT_PISP_COMP1_GRBG v4l2_fourcc(
'P',
'C',
'1',
'G')
/* PiSP 8-bit mode 1 compressed GRBG bayer */
#define V4L2_PIX_FMT_PISP_COMP1_GBRG v4l2_fourcc(
'P',
'C',
'1',
'g')
/* PiSP 8-bit mode 1 compressed GBRG bayer */
#define V4L2_PIX_FMT_PISP_COMP1_BGGR v4l2_fourcc(
'P',
'C',
'1',
'B')
/* PiSP 8-bit mode 1 compressed BGGR bayer */
#define V4L2_PIX_FMT_PISP_COMP1_MONO v4l2_fourcc(
'P',
'C',
'1',
'M')
/* PiSP 8-bit mode 1 compressed monochrome */
#define V4L2_PIX_FMT_PISP_COMP2_RGGB v4l2_fourcc(
'P',
'C',
'2',
'R')
/* PiSP 8-bit mode 2 compressed RGGB bayer */
#define V4L2_PIX_FMT_PISP_COMP2_GRBG v4l2_fourcc(
'P',
'C',
'2',
'G')
/* PiSP 8-bit mode 2 compressed GRBG bayer */
#define V4L2_PIX_FMT_PISP_COMP2_GBRG v4l2_fourcc(
'P',
'C',
'2',
'g')
/* PiSP 8-bit mode 2 compressed GBRG bayer */
#define V4L2_PIX_FMT_PISP_COMP2_BGGR v4l2_fourcc(
'P',
'C',
'2',
'B')
/* PiSP 8-bit mode 2 compressed BGGR bayer */
#define V4L2_PIX_FMT_PISP_COMP2_MONO v4l2_fourcc(
'P',
'C',
'2',
'M')
/* PiSP 8-bit mode 2 compressed monochrome */
/* Renesas RZ/V2H CRU packed formats. 64-bit units with contiguous pixels */
#define V4L2_PIX_FMT_RAW_CRU10 v4l2_fourcc(
'C',
'R',
'1',
'0')
#define V4L2_PIX_FMT_RAW_CRU12 v4l2_fourcc(
'C',
'R',
'1',
'2')
#define V4L2_PIX_FMT_RAW_CRU14 v4l2_fourcc(
'C',
'R',
'1',
'4')
#define V4L2_PIX_FMT_RAW_CRU20 v4l2_fourcc(
'C',
'R',
'2',
'0')
/* SDR formats - used only for Software Defined Radio devices */
#define V4L2_SDR_FMT_CU8 v4l2_fourcc(
'C',
'U',
'0',
'8')
/* IQ u8 */
#define V4L2_SDR_FMT_CU16LE v4l2_fourcc(
'C',
'U',
'1',
'6')
/* IQ u16le */
#define V4L2_SDR_FMT_CS8 v4l2_fourcc(
'C',
'S',
'0',
'8')
/* complex s8 */
#define V4L2_SDR_FMT_CS14LE v4l2_fourcc(
'C',
'S',
'1',
'4')
/* complex s14le */
#define V4L2_SDR_FMT_RU12LE v4l2_fourcc(
'R',
'U',
'1',
'2')
/* real u12le */
#define V4L2_SDR_FMT_PCU16BE v4l2_fourcc(
'P',
'C',
'1',
'6')
/* planar complex u16be */
#define V4L2_SDR_FMT_PCU18BE v4l2_fourcc(
'P',
'C',
'1',
'8')
/* planar complex u18be */
#define V4L2_SDR_FMT_PCU20BE v4l2_fourcc(
'P',
'C',
'2',
'0')
/* planar complex u20be */
/* Touch formats - used for Touch devices */
#define V4L2_TCH_FMT_DELTA_TD16 v4l2_fourcc(
'T',
'D',
'1',
'6')
/* 16-bit signed deltas */
#define V4L2_TCH_FMT_DELTA_TD08 v4l2_fourcc(
'T',
'D',
'0',
'8')
/* 8-bit signed deltas */
#define V4L2_TCH_FMT_TU16 v4l2_fourcc(
'T',
'U',
'1',
'6')
/* 16-bit unsigned touch data */
#define V4L2_TCH_FMT_TU08 v4l2_fourcc(
'T',
'U',
'0',
'8')
/* 8-bit unsigned touch data */
/* Meta-data formats */
#define V4L2_META_FMT_VSP1_HGO v4l2_fourcc(
'V',
'S',
'P',
'H')
/* R-Car VSP1 1-D Histogram */
#define V4L2_META_FMT_VSP1_HGT v4l2_fourcc(
'V',
'S',
'P',
'T')
/* R-Car VSP1 2-D Histogram */
#define V4L2_META_FMT_UVC v4l2_fourcc(
'U',
'V',
'C',
'H')
/* UVC Payload Header metadata */
#define V4L2_META_FMT_D4XX v4l2_fourcc(
'D',
'4',
'X',
'X')
/* D4XX Payload Header metadata */
#define V4L2_META_FMT_UVC_MSXU_1_5 v4l2_fourcc(
'U',
'V',
'C',
'M')
/* UVC MSXU metadata */
#define V4L2_META_FMT_VIVID v4l2_fourcc(
'V',
'I',
'V',
'D')
/* Vivid Metadata */
/* Vendor specific - used for RK_ISP1 camera sub-system */
#define V4L2_META_FMT_RK_ISP1_PARAMS v4l2_fourcc(
'R',
'K',
'1',
'P')
/* Rockchip ISP1 3A Parameters */
#define V4L2_META_FMT_RK_ISP1_STAT_3A v4l2_fourcc(
'R',
'K',
'1',
'S')
/* Rockchip ISP1 3A Statistics */
#define V4L2_META_FMT_RK_ISP1_EXT_PARAMS v4l2_fourcc(
'R',
'K',
'1',
'E')
/* Rockchip ISP1 3a Extensible Parameters */
/* Vendor specific - used for C3_ISP */
#define V4L2_META_FMT_C3ISP_PARAMS v4l2_fourcc(
'C',
'3',
'P',
'M')
/* Amlogic C3 ISP Parameters */
#define V4L2_META_FMT_C3ISP_STATS v4l2_fourcc(
'C',
'3',
'S',
'T')
/* Amlogic C3 ISP Statistics */
/* Vendor specific - used for RaspberryPi PiSP */
#define V4L2_META_FMT_RPI_BE_CFG v4l2_fourcc(
'R',
'P',
'B',
'C')
/* PiSP BE configuration */
#define V4L2_META_FMT_RPI_FE_CFG v4l2_fourcc(
'R',
'P',
'F',
'C')
/* PiSP FE configuration */
#define V4L2_META_FMT_RPI_FE_STATS v4l2_fourcc(
'R',
'P',
'F',
'S')
/* PiSP FE stats */
#ifdef __KERNEL__
/*
* Line-based metadata formats. Remember to update v4l_fill_fmtdesc() when
* adding new ones!
*/
#define V4L2_META_FMT_GENERIC_8 v4l2_fourcc(
'M',
'E',
'T',
'8')
/* Generic 8-bit metadata */
#define V4L2_META_FMT_GENERIC_CSI2_10 v4l2_fourcc(
'M',
'C',
'1',
'A')
/* 10-bit CSI-2 packed 8-bit metadata */
#define V4L2_META_FMT_GENERIC_CSI2_12 v4l2_fourcc(
'M',
'C',
'1',
'C')
/* 12-bit CSI-2 packed 8-bit metadata */
#define V4L2_META_FMT_GENERIC_CSI2_14 v4l2_fourcc(
'M',
'C',
'1',
'E')
/* 14-bit CSI-2 packed 8-bit metadata */
#define V4L2_META_FMT_GENERIC_CSI2_16 v4l2_fourcc(
'M',
'C',
'1',
'G')
/* 16-bit CSI-2 packed 8-bit metadata */
#define V4L2_META_FMT_GENERIC_CSI2_20 v4l2_fourcc(
'M',
'C',
'1',
'K')
/* 20-bit CSI-2 packed 8-bit metadata */
#define V4L2_META_FMT_GENERIC_CSI2_24 v4l2_fourcc(
'M',
'C',
'1',
'O')
/* 24-bit CSI-2 packed 8-bit metadata */
#endif
/* priv field value to indicates that subsequent fields are valid. */
#define V4L2_PIX_FMT_PRIV_MAGIC 0xfeedcafe
/* Flags */
#define V4L2_PIX_FMT_FLAG_PREMUL_ALPHA 0x00000001
#define V4L2_PIX_FMT_FLAG_SET_CSC 0x00000002
/*
* F O R M A T E N U M E R A T I O N
*/
struct v4l2_fmtdesc {
__u32 index;
/* Format number */
__u32 type;
/* enum v4l2_buf_type */
__u32 flags;
__u8 description[32];
/* Description string */
__u32 pixelformat;
/* Format fourcc */
__u32 mbus_code;
/* Media bus code */
__u32 reserved[3];
};
#define V4L2_FMT_FLAG_COMPRESSED 0x0001
#define V4L2_FMT_FLAG_EMULATED 0x0002
#define V4L2_FMT_FLAG_CONTINUOUS_BYTESTREAM 0x0004
#define V4L2_FMT_FLAG_DYN_RESOLUTION 0x0008
#define V4L2_FMT_FLAG_ENC_CAP_FRAME_INTERVAL 0x0010
#define V4L2_FMT_FLAG_CSC_COLORSPACE 0x0020
#define V4L2_FMT_FLAG_CSC_XFER_FUNC 0x0040
#define V4L2_FMT_FLAG_CSC_YCBCR_ENC 0x0080
#define V4L2_FMT_FLAG_CSC_HSV_ENC V4L2_FMT_FLAG_CSC_YCBCR_ENC
#define V4L2_FMT_FLAG_CSC_QUANTIZATION 0x0100
#define V4L2_FMT_FLAG_META_LINE_BASED 0x0200
/* Format description flag, to be ORed with the index */
#define V4L2_FMTDESC_FLAG_ENUM_ALL 0x80000000
/* Frame Size and frame rate enumeration */
/*
* F R A M E S I Z E E N U M E R A T I O N
*/
enum v4l2_frmsizetypes {
V4L2_FRMSIZE_TYPE_DISCRETE = 1,
V4L2_FRMSIZE_TYPE_CONTINUOUS = 2,
V4L2_FRMSIZE_TYPE_STEPWISE = 3,
};
struct v4l2_frmsize_discrete {
__u32 width;
/* Frame width [pixel] */
__u32 height;
/* Frame height [pixel] */
};
struct v4l2_frmsize_stepwise {
__u32 min_width;
/* Minimum frame width [pixel] */
__u32 max_width;
/* Maximum frame width [pixel] */
__u32 step_width;
/* Frame width step size [pixel] */
__u32 min_height;
/* Minimum frame height [pixel] */
__u32 max_height;
/* Maximum frame height [pixel] */
__u32 step_height;
/* Frame height step size [pixel] */
};
struct v4l2_frmsizeenum {
__u32 index;
/* Frame size number */
__u32 pixel_format;
/* Pixel format */
__u32 type;
/* Frame size type the device supports. */
union {
/* Frame size */
struct v4l2_frmsize_discrete discrete;
struct v4l2_frmsize_stepwise stepwise;
};
__u32 reserved[2];
/* Reserved space for future use */
};
/*
* F R A M E R A T E E N U M E R A T I O N
*/
enum v4l2_frmivaltypes {
V4L2_FRMIVAL_TYPE_DISCRETE = 1,
V4L2_FRMIVAL_TYPE_CONTINUOUS = 2,
V4L2_FRMIVAL_TYPE_STEPWISE = 3,
};
struct v4l2_frmival_stepwise {
struct v4l2_fract min;
/* Minimum frame interval [s] */
struct v4l2_fract max;
/* Maximum frame interval [s] */
struct v4l2_fract step;
/* Frame interval step size [s] */
};
struct v4l2_frmivalenum {
__u32 index;
/* Frame format index */
__u32 pixel_format;
/* Pixel format */
__u32 width;
/* Frame width */
__u32 height;
/* Frame height */
__u32 type;
/* Frame interval type the device supports. */
union {
/* Frame interval */
struct v4l2_fract discrete;
struct v4l2_frmival_stepwise stepwise;
};
__u32 reserved[2];
/* Reserved space for future use */
};
/*
* T I M E C O D E
*/
struct v4l2_timecode {
__u32 type;
__u32 flags;
__u8 frames;
__u8 seconds;
__u8 minutes;
__u8 hours;
__u8 userbits[4];
};
/* Type */
#define V4L2_TC_TYPE_24FPS 1
#define V4L2_TC_TYPE_25FPS 2
#define V4L2_TC_TYPE_30FPS 3
#define V4L2_TC_TYPE_50FPS 4
#define V4L2_TC_TYPE_60FPS 5
/* Flags */
#define V4L2_TC_FLAG_DROPFRAME 0x0001
/* "drop-frame" mode */
#define V4L2_TC_FLAG_COLORFRAME 0x0002
#define V4L2_TC_USERBITS_field 0x000C
#define V4L2_TC_USERBITS_USERDEFINED 0x0000
#define V4L2_TC_USERBITS_8BITCHARS 0x0008
/* The above is based on SMPTE timecodes */
struct v4l2_jpegcompression {
int quality;
int APPn;
/* Number of APP segment to be written,
* must be 0..15 */
int APP_len;
/* Length of data in JPEG APPn segment */
char APP_data[60];
/* Data in the JPEG APPn segment. */
int COM_len;
/* Length of data in JPEG COM segment */
char COM_data[60];
/* Data in JPEG COM segment */
__u32 jpeg_markers;
/* Which markers should go into the JPEG
* output. Unless you exactly know what
* you do, leave them untouched.
* Including less markers will make the
* resulting code smaller, but there will
* be fewer applications which can read it.
* The presence of the APP and COM marker
* is influenced by APP_len and COM_len
* ONLY, not by this property! */
#define V4L2_JPEG_MARKER_DHT (1<<3)
/* Define Huffman Tables */
#define V4L2_JPEG_MARKER_DQT (1<<4)
/* Define Quantization Tables */
#define V4L2_JPEG_MARKER_DRI (1<<5)
/* Define Restart Interval */
#define V4L2_JPEG_MARKER_COM (1<<6)
/* Comment segment */
#define V4L2_JPEG_MARKER_APP (1<<7)
/* App segment, driver will
* always use APP0 */
};
/*
* M E M O R Y - M A P P I N G B U F F E R S
*/
#ifdef __KERNEL__
/*
* This corresponds to the user space version of timeval
* for 64-bit time_t. sparc64 is different from everyone
* else, using the microseconds in the wrong half of the
* second 64-bit word.
*/
struct __kernel_v4l2_timeval {
long long tv_sec;
#if defined(__sparc__) &&
defined(__arch64__)
int tv_usec;
int __pad;
#else
long long tv_usec;
#endif
};
#endif
struct v4l2_requestbuffers {
__u32 count;
__u32 type;
/* enum v4l2_buf_type */
__u32 memory;
/* enum v4l2_memory */
__u32 capabilities;
__u8 flags;
__u8 reserved[3];
};
#define V4L2_MEMORY_FLAG_NON_COHERENT (1 << 0)
/* capabilities for struct v4l2_requestbuffers and v4l2_create_buffers */
#define V4L2_BUF_CAP_SUPPORTS_MMAP (1 << 0)
#define V4L2_BUF_CAP_SUPPORTS_USERPTR (1 << 1)
#define V4L2_BUF_CAP_SUPPORTS_DMABUF (1 << 2)
#define V4L2_BUF_CAP_SUPPORTS_REQUESTS (1 << 3)
#define V4L2_BUF_CAP_SUPPORTS_ORPHANED_BUFS (1 << 4)
#define V4L2_BUF_CAP_SUPPORTS_M2M_HOLD_CAPTURE_BUF (1 << 5)
#define V4L2_BUF_CAP_SUPPORTS_MMAP_CACHE_HINTS (1 << 6)
#define V4L2_BUF_CAP_SUPPORTS_MAX_NUM_BUFFERS (1 << 7)
#define V4L2_BUF_CAP_SUPPORTS_REMOVE_BUFS (1 << 8)
/**
* struct v4l2_plane - plane info for multi-planar buffers
* @bytesused: number of bytes occupied by data in the plane (payload)
* @length: size of this plane (NOT the payload) in bytes
* @m.mem_offset: when memory in the associated struct v4l2_buffer is
* V4L2_MEMORY_MMAP, equals the offset from the start of
* the device memory for this plane (or is a "cookie" that
* should be passed to mmap() called on the video node)
* @m.userptr: when memory is V4L2_MEMORY_USERPTR, a userspace pointer
* pointing to this plane
* @m.fd: when memory is V4L2_MEMORY_DMABUF, a userspace file
* descriptor associated with this plane
* @m: union of @mem_offset, @userptr and @fd
* @data_offset: offset in the plane to the start of data; usually 0,
* unless there is a header in front of the data
* @reserved: drivers and applications must zero this array
*
* Multi-planar buffers consist of one or more planes, e.g. an YCbCr buffer
* with two planes can have one plane for Y, and another for interleaved CbCr
* components. Each plane can reside in a separate memory buffer, or even in
* a completely separate memory node (e.g. in embedded devices).
*/
struct v4l2_plane {
__u32 bytesused;
__u32 length;
union {
__u32 mem_offset;
unsigned long userptr;
__s32 fd;
} m;
__u32 data_offset;
__u32 reserved[11];
};
/**
* struct v4l2_buffer - video buffer info
* @index: id number of the buffer
* @type: enum v4l2_buf_type; buffer type (type == *_MPLANE for
* multiplanar buffers);
* @bytesused: number of bytes occupied by data in the buffer (payload);
* unused (set to 0) for multiplanar buffers
* @flags: buffer informational flags
* @field: enum v4l2_field; field order of the image in the buffer
* @timestamp: frame timestamp
* @timecode: frame timecode
* @sequence: sequence count of this frame
* @memory: enum v4l2_memory; the method, in which the actual video data is
* passed
* @m.offset: for non-multiplanar buffers with memory == V4L2_MEMORY_MMAP;
* offset from the start of the device memory for this plane,
* (or a "cookie" that should be passed to mmap() as offset)
* @m.userptr: for non-multiplanar buffers with memory == V4L2_MEMORY_USERPTR;
* a userspace pointer pointing to this buffer
* @m.fd: for non-multiplanar buffers with memory == V4L2_MEMORY_DMABUF;
* a userspace file descriptor associated with this buffer
* @m.planes: for multiplanar buffers; userspace pointer to the array of plane
* info structs for this buffer
* @m: union of @offset, @userptr, @planes and @fd
* @length: size in bytes of the buffer (NOT its payload) for single-plane
* buffers (when type != *_MPLANE); number of elements in the
* planes array for multi-plane buffers
* @reserved2: drivers and applications must zero this field
* @request_fd: fd of the request that this buffer should use
* @reserved: for backwards compatibility with applications that do not know
* about @request_fd
*
* Contains data exchanged by application and driver using one of the Streaming
* I/O methods.
*/
struct v4l2_buffer {
__u32 index;
__u32 type;
__u32 bytesused;
__u32 flags;
__u32 field;
#ifdef __KERNEL__
struct __kernel_v4l2_timeval timestamp;
#else
struct timeval timestamp;
#endif
struct v4l2_timecode timecode;
__u32 sequence;
/* memory location */
__u32 memory;
union {
__u32 offset;
unsigned long userptr;
struct v4l2_plane *planes;
__s32 fd;
} m;
__u32 length;
__u32 reserved2;
union {
__s32 request_fd;
__u32 reserved;
};
};
#ifndef __KERNEL__
/**
* v4l2_timeval_to_ns - Convert timeval to nanoseconds
* @tv: pointer to the timeval variable to be converted
*
* Returns the scalar nanosecond representation of the timeval
* parameter.
*/
static inline __u64 v4l2_timeval_to_ns(
const struct timeval *tv)
{
return (__u64)tv->tv_sec * 1000000000ULL + tv->tv_usec * 1000;
}
#endif
/* Flags for 'flags' field */
/* Buffer is mapped (flag) */
#define V4L2_BUF_FLAG_MAPPED 0x00000001
/* Buffer is queued for processing */
#define V4L2_BUF_FLAG_QUEUED 0x00000002
/* Buffer is ready */
#define V4L2_BUF_FLAG_DONE 0x00000004
/* Image is a keyframe (I-frame) */
#define V4L2_BUF_FLAG_KEYFRAME 0x00000008
/* Image is a P-frame */
#define V4L2_BUF_FLAG_PFRAME 0x00000010
/* Image is a B-frame */
#define V4L2_BUF_FLAG_BFRAME 0x00000020
/* Buffer is ready, but the data contained within is corrupted. */
#define V4L2_BUF_FLAG_ERROR 0x00000040
/* Buffer is added to an unqueued request */
#define V4L2_BUF_FLAG_IN_REQUEST 0x00000080
/* timecode field is valid */
#define V4L2_BUF_FLAG_TIMECODE 0x00000100
/* Don't return the capture buffer until OUTPUT timestamp changes */
#define V4L2_BUF_FLAG_M2M_HOLD_CAPTURE_BUF 0x00000200
/* Buffer is prepared for queuing */
#define V4L2_BUF_FLAG_PREPARED 0x00000400
/* Cache handling flags */
#define V4L2_BUF_FLAG_NO_CACHE_INVALIDATE 0x00000800
#define V4L2_BUF_FLAG_NO_CACHE_CLEAN 0x00001000
/* Timestamp type */
#define V4L2_BUF_FLAG_TIMESTAMP_MASK 0x0000e000
#define V4L2_BUF_FLAG_TIMESTAMP_UNKNOWN 0x00000000
#define V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC 0x00002000
#define V4L2_BUF_FLAG_TIMESTAMP_COPY 0x00004000
/* Timestamp sources. */
#define V4L2_BUF_FLAG_TSTAMP_SRC_MASK 0x00070000
#define V4L2_BUF_FLAG_TSTAMP_SRC_EOF 0x00000000
#define V4L2_BUF_FLAG_TSTAMP_SRC_SOE 0x00010000
/* mem2mem encoder/decoder */
#define V4L2_BUF_FLAG_LAST 0x00100000
/* request_fd is valid */
#define V4L2_BUF_FLAG_REQUEST_FD 0x00800000
/**
* struct v4l2_exportbuffer - export of video buffer as DMABUF file descriptor
*
* @index: id number of the buffer
* @type: enum v4l2_buf_type; buffer type (type == *_MPLANE for
* multiplanar buffers);
* @plane: index of the plane to be exported, 0 for single plane queues
* @flags: flags for newly created file, currently only O_CLOEXEC is
* supported, refer to manual of open syscall for more details
* @fd: file descriptor associated with DMABUF (set by driver)
* @reserved: drivers and applications must zero this array
*
* Contains data used for exporting a video buffer as DMABUF file descriptor.
* The buffer is identified by a 'cookie' returned by VIDIOC_QUERYBUF
* (identical to the cookie used to mmap() the buffer to userspace). All
* reserved fields must be set to zero. The field reserved0 is expected to
* become a structure 'type' allowing an alternative layout of the structure
* content. Therefore this field should not be used for any other extensions.
*/
struct v4l2_exportbuffer {
__u32 type;
/* enum v4l2_buf_type */
__u32 index;
__u32 plane;
__u32 flags;
__s32 fd;
__u32 reserved[11];
};
/*
* O V E R L A Y P R E V I E W
*/
struct v4l2_framebuffer {
__u32 capability;
__u32 flags;
/* FIXME: in theory we should pass something like PCI device + memory
* region + offset instead of some physical address */
void *base;
struct {
__u32 width;
__u32 height;
__u32 pixelformat;
__u32 field;
/* enum v4l2_field */
__u32 bytesperline;
/* for padding, zero if unused */
__u32 sizeimage;
__u32 colorspace;
/* enum v4l2_colorspace */
__u32 priv;
/* reserved field, set to 0 */
} fmt;
};
/* Flags for the 'capability' field. Read only */
#define V4L2_FBUF_CAP_EXTERNOVERLAY 0x0001
#define V4L2_FBUF_CAP_CHROMAKEY 0x0002
#ifndef __KERNEL__
#define V4L2_FBUF_CAP_LIST_CLIPPING 0x0004
#define V4L2_FBUF_CAP_BITMAP_CLIPPING 0x0008
#endif
#define V4L2_FBUF_CAP_LOCAL_ALPHA 0x0010
#define V4L2_FBUF_CAP_GLOBAL_ALPHA 0x0020
#define V4L2_FBUF_CAP_LOCAL_INV_ALPHA 0x0040
#define V4L2_FBUF_CAP_SRC_CHROMAKEY 0x0080
/* Flags for the 'flags' field. */
#define V4L2_FBUF_FLAG_PRIMARY 0x0001
#define V4L2_FBUF_FLAG_OVERLAY 0x0002
#define V4L2_FBUF_FLAG_CHROMAKEY 0x0004
#define V4L2_FBUF_FLAG_LOCAL_ALPHA 0x0008
#define V4L2_FBUF_FLAG_GLOBAL_ALPHA 0x0010
#define V4L2_FBUF_FLAG_LOCAL_INV_ALPHA 0x0020
#define V4L2_FBUF_FLAG_SRC_CHROMAKEY 0x0040
struct v4l2_clip {
struct v4l2_rect c;
struct v4l2_clip __user *next;
};
struct v4l2_window {
struct v4l2_rect w;
__u32 field;
/* enum v4l2_field */
__u32 chromakey;
struct v4l2_clip *clips;
__u32 clipcount;
void __user *bitmap;
__u8 global_alpha;
};
/*
* C A P T U R E P A R A M E T E R S
*/
struct v4l2_captureparm {
__u32 capability;
/* Supported modes */
__u32 capturemode;
/* Current mode */
struct v4l2_fract timeperframe;
/* Time per frame in seconds */
__u32 extendedmode;
/* Driver-specific extensions */
__u32 readbuffers;
/* # of buffers for read */
__u32 reserved[4];
};
/* Flags for 'capability' and 'capturemode' fields */
#define V4L2_MODE_HIGHQUALITY 0x0001
/* High quality imaging mode */
#define V4L2_CAP_TIMEPERFRAME 0x1000
/* timeperframe field is supported */
struct v4l2_outputparm {
__u32 capability;
/* Supported modes */
__u32 outputmode;
/* Current mode */
struct v4l2_fract timeperframe;
/* Time per frame in seconds */
__u32 extendedmode;
/* Driver-specific extensions */
__u32 writebuffers;
/* # of buffers for write */
__u32 reserved[4];
};
/*
* I N P U T I M A G E C R O P P I N G
*/
struct v4l2_cropcap {
__u32 type;
/* enum v4l2_buf_type */
struct v4l2_rect bounds;
struct v4l2_rect defrect;
struct v4l2_fract pixelaspect;
};
struct v4l2_crop {
__u32 type;
/* enum v4l2_buf_type */
struct v4l2_rect c;
};
/**
* struct v4l2_selection - selection info
* @type: buffer type (do not use *_MPLANE types)
* @target: Selection target, used to choose one of possible rectangles;
* defined in v4l2-common.h; V4L2_SEL_TGT_* .
* @flags: constraints flags, defined in v4l2-common.h; V4L2_SEL_FLAG_*.
* @r: coordinates of selection window
* @reserved: for future use, rounds structure size to 64 bytes, set to zero
*
* Hardware may use multiple helper windows to process a video stream.
* The structure is used to exchange this selection areas between
* an application and a driver.
*/
struct v4l2_selection {
__u32 type;
__u32 target;
__u32 flags;
struct v4l2_rect r;
__u32 reserved[9];
};
/*
* A N A L O G V I D E O S T A N D A R D
*/
typedef __u64 v4l2_std_id;
/*
* Attention: Keep the V4L2_STD_* bit definitions in sync with
* include/dt-bindings/display/sdtv-standards.h SDTV_STD_* bit definitions.
*/
/* one bit for each */
#define V4L2_STD_PAL_B ((v4l2_std_id)0x00000001)
#define V4L2_STD_PAL_B1 ((v4l2_std_id)0x00000002)
#define V4L2_STD_PAL_G ((v4l2_std_id)0x00000004)
#define V4L2_STD_PAL_H ((v4l2_std_id)0x00000008)
#define V4L2_STD_PAL_I ((v4l2_std_id)0x00000010)
#define V4L2_STD_PAL_D ((v4l2_std_id)0x00000020)
#define V4L2_STD_PAL_D1 ((v4l2_std_id)0x00000040)
#define V4L2_STD_PAL_K ((v4l2_std_id)0x00000080)
#define V4L2_STD_PAL_M ((v4l2_std_id)0x00000100)
#define V4L2_STD_PAL_N ((v4l2_std_id)0x00000200)
#define V4L2_STD_PAL_Nc ((v4l2_std_id)0x00000400)
#define V4L2_STD_PAL_60 ((v4l2_std_id)0x00000800)
#define V4L2_STD_NTSC_M ((v4l2_std_id)0x00001000)
/* BTSC */
#define V4L2_STD_NTSC_M_JP ((v4l2_std_id)0x00002000)
/* EIA-J */
#define V4L2_STD_NTSC_443 ((v4l2_std_id)0x00004000)
#define V4L2_STD_NTSC_M_KR ((v4l2_std_id)0x00008000)
/* FM A2 */
#define V4L2_STD_SECAM_B ((v4l2_std_id)0x00010000)
#define V4L2_STD_SECAM_D ((v4l2_std_id)0x00020000)
#define V4L2_STD_SECAM_G ((v4l2_std_id)0x00040000)
#define V4L2_STD_SECAM_H ((v4l2_std_id)0x00080000)
#define V4L2_STD_SECAM_K ((v4l2_std_id)0x00100000)
#define V4L2_STD_SECAM_K1 ((v4l2_std_id)0x00200000)
#define V4L2_STD_SECAM_L ((v4l2_std_id)0x00400000)
#define V4L2_STD_SECAM_LC ((v4l2_std_id)0x00800000)
/* ATSC/HDTV */
#define V4L2_STD_ATSC_8_VSB ((v4l2_std_id)0x01000000)
#define V4L2_STD_ATSC_16_VSB ((v4l2_std_id)0x02000000)
/* FIXME:
Although std_id is 64 bits, there is an issue on PPC32 architecture that
makes switch(__u64) to break. So, there's a hack on v4l2-common.c rounding
this value to 32 bits.
As, currently, the max value is for V4L2_STD_ATSC_16_VSB (30 bits wide),
it should work fine. However, if needed to add more than two standards,
v4l2-common.c should be fixed.
*/
/*
* Some macros to merge video standards in order to make live easier for the
* drivers and V4L2 applications
*/
/*
* "Common" NTSC/M - It should be noticed that V4L2_STD_NTSC_443 is
* Missing here.
*/
#define V4L2_STD_NTSC (V4L2_STD_NTSC_M |\
V4L2_STD_NTSC_M_JP |\
V4L2_STD_NTSC_M_KR)
/* Secam macros */
#define V4L2_STD_SECAM_DK (V4L2_STD_SECAM_D |\
V4L2_STD_SECAM_K |\
V4L2_STD_SECAM_K1)
/* All Secam Standards */
#define V4L2_STD_SECAM (V4L2_STD_SECAM_B |\
V4L2_STD_SECAM_G |\
V4L2_STD_SECAM_H |\
V4L2_STD_SECAM_DK |\
V4L2_STD_SECAM_L |\
V4L2_STD_SECAM_LC)
/* PAL macros */
#define V4L2_STD_PAL_BG (V4L2_STD_PAL_B |\
V4L2_STD_PAL_B1 |\
V4L2_STD_PAL_G)
#define V4L2_STD_PAL_DK (V4L2_STD_PAL_D |\
V4L2_STD_PAL_D1 |\
V4L2_STD_PAL_K)
/*
* "Common" PAL - This macro is there to be compatible with the old
* V4L1 concept of "PAL": /BGDKHI.
* Several PAL standards are missing here: /M, /N and /Nc
*/
#define V4L2_STD_PAL (V4L2_STD_PAL_BG |\
V4L2_STD_PAL_DK |\
V4L2_STD_PAL_H |\
V4L2_STD_PAL_I)
/* Chroma "agnostic" standards */
#define V4L2_STD_B (V4L2_STD_PAL_B |\
V4L2_STD_PAL_B1 |\
V4L2_STD_SECAM_B)
#define V4L2_STD_G (V4L2_STD_PAL_G |\
V4L2_STD_SECAM_G)
#define V4L2_STD_H (V4L2_STD_PAL_H |\
V4L2_STD_SECAM_H)
#define V4L2_STD_L (V4L2_STD_SECAM_L |\
V4L2_STD_SECAM_LC)
#define V4L2_STD_GH (V4L2_STD_G |\
V4L2_STD_H)
#define V4L2_STD_DK (V4L2_STD_PAL_DK |\
V4L2_STD_SECAM_DK)
#define V4L2_STD_BG (V4L2_STD_B |\
V4L2_STD_G)
#define V4L2_STD_MN (V4L2_STD_PAL_M |\
--> --------------------
--> maximum size reached
--> --------------------
