| /* |
| * 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 http://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) | (1 << 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) |
| |
| 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, |
| #if 1 |
| /* Experimental */ |
| V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY = 8, |
| #endif |
| V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE = 9, |
| V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE = 10, |
| V4L2_BUF_TYPE_SDR_CAPTURE = 11, |
| /* Deprecated, do not use */ |
| V4L2_BUF_TYPE_PRIVATE = 0x80, |
| }; |
| |
| #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_OVERLAY \ |
| || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY \ |
| || (type) == V4L2_BUF_TYPE_VBI_OUTPUT \ |
| || (type) == V4L2_BUF_TYPE_SLICED_VBI_OUTPUT) |
| |
| enum v4l2_tuner_type { |
| V4L2_TUNER_RADIO = 1, |
| V4L2_TUNER_ANALOG_TV = 2, |
| V4L2_TUNER_DIGITAL_TV = 3, |
| V4L2_TUNER_ADC = 4, |
| V4L2_TUNER_RF = 5, |
| }; |
| |
| 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. This only makes sense when |
| * dealing with really old PAL/SECAM recordings. Superseded by |
| * SMPTE 170M. |
| */ |
| 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, |
| |
| /* AdobeRGB colorspace */ |
| V4L2_COLORSPACE_ADOBERGB = 9, |
| |
| /* BT.2020 colorspace, used for UHDTV. */ |
| V4L2_COLORSPACE_BT2020 = 10, |
| |
| /* Raw colorspace: for RAW unprocessed images */ |
| V4L2_COLORSPACE_RAW = 11, |
| }; |
| |
| /* |
| * 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_ADOBERGB: V4L2_XFER_FUNC_ADOBERGB |
| * |
| * V4L2_COLORSPACE_SMPTE240M: V4L2_XFER_FUNC_SMPTE240M |
| * |
| * V4L2_COLORSPACE_RAW: V4L2_XFER_FUNC_NONE |
| */ |
| V4L2_XFER_FUNC_DEFAULT = 0, |
| V4L2_XFER_FUNC_709 = 1, |
| V4L2_XFER_FUNC_SRGB = 2, |
| V4L2_XFER_FUNC_ADOBERGB = 3, |
| V4L2_XFER_FUNC_SMPTE240M = 4, |
| V4L2_XFER_FUNC_NONE = 5, |
| }; |
| |
| /* |
| * 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_ADOBERGB ? V4L2_XFER_FUNC_ADOBERGB : \ |
| ((colsp) == V4L2_COLORSPACE_SMPTE240M ? V4L2_XFER_FUNC_SMPTE240M : \ |
| ((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_ADOBERGB and |
| * V4L2_COLORSPACE_JPEG: V4L2_YCBCR_ENC_601 |
| * |
| * V4L2_COLORSPACE_REC709: V4L2_YCBCR_ENC_709 |
| * |
| * V4L2_COLORSPACE_SRGB: V4L2_YCBCR_ENC_SYCC |
| * |
| * 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, |
| |
| /* sYCC (Y'CbCr encoding of sRGB) */ |
| V4L2_YCBCR_ENC_SYCC = 5, |
| |
| /* 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, |
| }; |
| |
| /* |
| * 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 ? 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, except |
| * for the BT2020 colorspace. For Y'CbCr the quantization is always |
| * limited range, except for COLORSPACE_JPEG, SYCC, XV601 or XV709: |
| * those are 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 and the |
| * Y'CbCr encoding. |
| */ |
| #define V4L2_MAP_QUANTIZATION_DEFAULT(is_rgb, colsp, ycbcr_enc) \ |
| (((is_rgb) && (colsp) == V4L2_COLORSPACE_BT2020) ? V4L2_QUANTIZATION_LIM_RANGE : \ |
| (((is_rgb) || (ycbcr_enc) == V4L2_YCBCR_ENC_XV601 || \ |
| (ycbcr_enc) == V4L2_YCBCR_ENC_XV709 || (colsp) == V4L2_COLORSPACE_JPEG) ? \ |
| V4L2_QUANTIZATION_FULL_RANGE : V4L2_QUANTIZATION_LIM_RANGE)) |
| |
| 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_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_READWRITE 0x01000000 /* read/write systemcalls */ |
| #define V4L2_CAP_ASYNCIO 0x02000000 /* async I/O */ |
| #define V4L2_CAP_STREAMING 0x04000000 /* streaming I/O ioctls */ |
| |
| #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_*) */ |
| __u32 ycbcr_enc; /* enum v4l2_ycbcr_encoding */ |
| __u32 quantization; /* enum v4l2_quantization */ |
| __u32 xfer_func; /* enum v4l2_xfer_func */ |
| }; |
| |
| /* Pixel format FOURCC depth Description */ |
| |
| /* RGB formats */ |
| #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_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_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 */ |
| #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_RGB32 v4l2_fourcc('R', 'G', 'B', '4') /* 32 RGB-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 */ |
| |
| /* 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_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 */ |
| |
| /* 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_YVU410 v4l2_fourcc('Y', 'V', 'U', '9') /* 9 YVU 4:1:0 */ |
| #define V4L2_PIX_FMT_YVU420 v4l2_fourcc('Y', 'V', '1', '2') /* 12 YVU 4:2:0 */ |
| #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_YUV422P v4l2_fourcc('4', '2', '2', 'P') /* 16 YVU422 planar */ |
| #define V4L2_PIX_FMT_YUV411P v4l2_fourcc('4', '1', '1', 'P') /* 16 YVU411 planar */ |
| #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_YUV32 v4l2_fourcc('Y', 'U', 'V', '4') /* 32 YUV-8-8-8-8 */ |
| #define V4L2_PIX_FMT_YUV410 v4l2_fourcc('Y', 'U', 'V', '9') /* 9 YUV 4:1:0 */ |
| #define V4L2_PIX_FMT_YUV420 v4l2_fourcc('Y', 'U', '1', '2') /* 12 YUV 4:2:0 */ |
| #define V4L2_PIX_FMT_HI240 v4l2_fourcc('H', 'I', '2', '4') /* 8 8-bit color */ |
| #define V4L2_PIX_FMT_HM12 v4l2_fourcc('H', 'M', '1', '2') /* 8 YUV 4:2:0 16x16 macroblocks */ |
| #define V4L2_PIX_FMT_M420 v4l2_fourcc('M', '4', '2', '0') /* 12 YUV 4:2:0 2 lines y, 1 line uv interleaved */ |
| |
| /* 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_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_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 */ |
| |
| /* 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_NV12MT v4l2_fourcc('T', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 64x32 macroblocks */ |
| #define V4L2_PIX_FMT_NV12MT_16X16 v4l2_fourcc('V', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 16x16 macroblocks */ |
| |
| /* 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 */ |
| |
| /* 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.. */ |
| #define V4L2_PIX_FMT_SBGGR16 v4l2_fourcc('B', 'Y', 'R', '2') /* 16 BGBG.. GRGR.. */ |
| |
| /* 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_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 */ |
| |
| /* 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 */ |
| |
| /* 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 */ |
| |
| /* 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 |
| |
| /* |
| * 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 reserved[4]; |
| }; |
| |
| #define V4L2_FMT_FLAG_COMPRESSED 0x0001 |
| #define V4L2_FMT_FLAG_EMULATED 0x0002 |
| |
| #if 1 |
| /* Experimental 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 */ |
| }; |
| #endif |
| |
| /* |
| * 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 |
| */ |
| struct v4l2_requestbuffers { |
| __u32 count; |
| __u32 type; /* enum v4l2_buf_type */ |
| __u32 memory; /* enum v4l2_memory */ |
| __u32 reserved[2]; |
| }; |
| |
| /** |
| * 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 |
| * @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) |
| * @userptr: when memory is V4L2_MEMORY_USERPTR, a userspace pointer |
| * pointing to this plane |
| * @fd: when memory is V4L2_MEMORY_DMABUF, a userspace file |
| * descriptor associated with this plane |
| * @data_offset: offset in the plane to the start of data; usually 0, |
| * unless there is a header in front of the data |
| * |
| * 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 |
| * @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) |
| * @userptr: for non-multiplanar buffers with memory == V4L2_MEMORY_USERPTR; |
| * a userspace pointer pointing to this buffer |
| * @fd: for non-multiplanar buffers with memory == V4L2_MEMORY_DMABUF; |
| * a userspace file descriptor associated with this buffer |
| * @planes: for multiplanar buffers; userspace pointer to the array of plane |
| * info structs for this buffer |
| * @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 |
| * |
| * 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; |
| struct timeval timestamp; |
| 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; |
| __u32 reserved; |
| }; |
| |
| /* 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 |
| /* timecode field is valid */ |
| #define V4L2_BUF_FLAG_TIMECODE 0x00000100 |
| /* 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 |
| |
| /** |
| * 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) |
| * |
| * 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 |
| #define V4L2_FBUF_CAP_LIST_CLIPPING 0x0004 |
| #define V4L2_FBUF_CAP_BITMAP_CLIPPING 0x0008 |
| #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 __user *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; |
| |
| /* 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 |\ |
| V4L2_STD_PAL_N |\ |
| V4L2_STD_PAL_Nc |\ |
| V4L2_STD_NTSC) |
| |
| /* Standards where MTS/BTSC stereo could be found */ |
| #define V4L2_STD_MTS (V4L2_STD_NTSC_M |\ |
| V4L2_STD_PAL_M |\ |
| V4L2_STD_PAL_N |\ |
| V4L2_STD_PAL_Nc) |
| |
| /* Standards for Countries with 60Hz Line frequency */ |
| #define V4L2_STD_525_60 (V4L2_STD_PAL_M |\ |
| V4L2_STD_PAL_60 |\ |
| V4L2_STD_NTSC |\ |
| V4L2_STD_NTSC_443) |
| /* Standards for Countries with 50Hz Line frequency */ |
| #define V4L2_STD_625_50 (V4L2_STD_PAL |\ |
| V4L2_STD_PAL_N |\ |
| V4L2_STD_PAL_Nc |\ |
| V4L2_STD_SECAM) |
| |
| #define V4L2_STD_ATSC (V4L2_STD_ATSC_8_VSB |\ |
| V4L2_STD_ATSC_16_VSB) |
| /* Macros with none and all analog standards */ |
| #define V4L2_STD_UNKNOWN 0 |
| #define V4L2_STD_ALL (V4L2_STD_525_60 |\ |
| V4L2_STD_625_50) |
| |
| struct v4l2_standard { |
| __u32 index; |
| v4l2_std_id id; |
| __u8 name[24]; |
| struct v4l2_fract frameperiod; /* Frames, not fields */ |
| __u32 framelines; |
| __u32 reserved[4]; |
| }; |
| |
| /* |
| * D V B T T I M I N G S |
| */ |
| |
| /** struct v4l2_bt_timings - BT.656/BT.1120 timing data |
| * @width: total width of the active video in pixels |
| * @height: total height of the active video in lines |
| * @interlaced: Interlaced or progressive |
| * @polarities: Positive or negative polarities |
| * @pixelclock: Pixel clock in HZ. Ex. 74.25MHz->74250000 |
| * @hfrontporch:Horizontal front porch in pixels |
| * @hsync: Horizontal Sync length in pixels |
| * @hbackporch: Horizontal back porch in pixels |
| * @vfrontporch:Vertical front porch in lines |
| * @vsync: Vertical Sync length in lines |
| * @vbackporch: Vertical back porch in lines |
| * @il_vfrontporch:Vertical front porch for the even field |
| * (aka field 2) of interlaced field formats |
| * @il_vsync: Vertical Sync length for the even field |
| * (aka field 2) of interlaced field formats |
| * @il_vbackporch:Vertical back porch for the even field |
| * (aka field 2) of interlaced field formats |
| * @standards: Standards the timing belongs to |
| * @flags: Flags |
| * @reserved: Reserved fields, must be zeroed. |
| * |
| * A note regarding vertical interlaced timings: height refers to the total |
| * height of the active video frame (= two fields). The blanking timings refer |
| * to the blanking of each field. So the height of the total frame is |
| * calculated as follows: |
| * |
| * tot_height = height + vfrontporch + vsync + vbackporch + |
| * il_vfrontporch + il_vsync + il_vbackporch |
| * |
| * The active height of each field is height / 2. |
| */ |
| struct v4l2_bt_timings { |
| __u32 width; |
| __u32 height; |
| __u32 interlaced; |
| __u32 polarities; |
| __u64 pixelclock; |
| __u32 hfrontporch; |
| __u32 hsync; |
| __u32 hbackporch; |
| __u32 vfrontporch; |
| __u32 vsync; |
| __u32 vbackporch; |
| __u32 il_vfrontporch; |
| __u32 il_vsync; |
| __u32 il_vbackporch; |
| __u32 standards; |
| __u32 flags; |
| __u32 reserved[14]; |
| } __attribute__ ((packed)); |
| |
| /* Interlaced or progressive format */ |
| #define V4L2_DV_PROGRESSIVE 0 |
| #define V4L2_DV_INTERLACED 1 |
| |
| /* Polarities. If bit is not set, it is assumed to be negative polarity */ |
| #define V4L2_DV_VSYNC_POS_POL 0x00000001 |
| #define V4L2_DV_HSYNC_POS_POL 0x00000002 |
| |
| /* Timings standards */ |
| #define V4L2_DV_BT_STD_CEA861 (1 << 0) /* CEA-861 Digital TV Profile */ |
| #define V4L2_DV_BT_STD_DMT (1 << 1) /* VESA Discrete Monitor Timings */ |
| #define V4L2_DV_BT_STD_CVT (1 << 2) /* VESA Coordinated Video Timings */ |
| #define V4L2_DV_BT_STD_GTF (1 << 3) /* VESA Generalized Timings Formula */ |
| |
| /* Flags */ |
| |
| /* CVT/GTF specific: timing uses reduced blanking (CVT) or the 'Secondary |
| GTF' curve (GTF). In both cases the horizontal and/or vertical blanking |
| intervals are reduced, allowing a higher resolution over the same |
| bandwidth. This is a read-only flag. */ |
| #define V4L2_DV_FL_REDUCED_BLANKING (1 << 0) |
| /* CEA-861 specific: set for CEA-861 formats with a framerate of a multiple |
| of six. These formats can be optionally played at 1 / 1.001 speed. |
| This is a read-only flag. */ |
| #define V4L2_DV_FL_CAN_REDUCE_FPS (1 << 1) |
| /* CEA-861 specific: only valid for video transmitters, the flag is cleared |
| by receivers. |
| If the framerate of the format is a multiple of six, then the pixelclock |
| used to set up the transmitter is divided by 1.001 to make it compatible |
| with 60 Hz based standards such as NTSC and PAL-M that use a framerate of |
| 29.97 Hz. Otherwise this flag is cleared. If the transmitter can't generate |
| such frequencies, then the flag will also be cleared. */ |
| #define V4L2_DV_FL_REDUCED_FPS (1 << 2) |
| /* Specific to interlaced formats: if set, then field 1 is really one half-line |
| longer and field 2 is really one half-line shorter, so each field has |
| exactly the same number of half-lines. Whether half-lines can be detected |
| or used depends on the hardware. */ |
| #define V4L2_DV_FL_HALF_LINE (1 << 3) |
| /* If set, then this is a Consumer Electronics (CE) video format. Such formats |
| * differ from other formats (commonly called IT formats) in that if RGB |
| * encoding is used then by default the RGB values use limited range (i.e. |
| * use the range 16-235) as opposed to 0-255. All formats defined in CEA-861 |
| * except for the 640x480 format are CE formats. */ |
| #define V4L2_DV_FL_IS_CE_VIDEO (1 << 4) |
| |
| /* A few useful defines to calculate the total blanking and frame sizes */ |
| #define V4L2_DV_BT_BLANKING_WIDTH(bt) \ |
| ((bt)->hfrontporch + (bt)->hsync + (bt)->hbackporch) |
| #define V4L2_DV_BT_FRAME_WIDTH(bt) \ |
| ((bt)->width + V4L2_DV_BT_BLANKING_WIDTH(bt)) |
| #define V4L2_DV_BT_BLANKING_HEIGHT(bt) \ |
| ((bt)->vfrontporch + (bt)->vsync + (bt)->vbackporch + \ |
| (bt)->il_vfrontporch + (bt)->il_vsync + (bt)->il_vbackporch) |
| #define V4L2_DV_BT_FRAME_HEIGHT(bt) \ |
| ((bt)->height + V4L2_DV_BT_BLANKING_HEIGHT(bt)) |
| |
| /** struct v4l2_dv_timings - DV timings |
| * @type: the type of the timings |
| * @bt: BT656/1120 timings |
| */ |
| struct v4l2_dv_timings { |
| __u32 type; |
| union { |
| struct v4l2_bt_timings bt; |
| __u32 reserved[32]; |
| }; |
| } __attribute__ ((packed)); |
| |
| /* Values for the type field */ |
| #define V4L2_DV_BT_656_1120 0 /* BT.656/1120 timing type */ |
| |
| |
| /** struct v4l2_enum_dv_timings - DV timings enumeration |
| * @index: enumeration index |
| * @pad: the pad number for which to enumerate timings (used with |
| * v4l-subdev nodes only) |
| * @reserved: must be zeroed |
| * @timings: the timings for the given index |
| */ |
| struct v4l2_enum_dv_timings { |
| __u32 index; |
| __u32 pad; |
| __u32 reserved[2]; |
| struct v4l2_dv_timings timings; |
| }; |
| |
| /** struct v4l2_bt_timings_cap - BT.656/BT.1120 timing capabilities |
| * @min_width: width in pixels |
| * @max_width: width in pixels |
| * @min_height: height in lines |
| * @max_height: height in lines |
| * @min_pixelclock: Pixel clock in HZ. Ex. 74.25MHz->74250000 |
| * @max_pixelclock: Pixel clock in HZ. Ex. 74.25MHz->74250000 |
| * @standards: Supported standards |
| * @capabilities: Supported capabilities |
| * @reserved: Must be zeroed |
| */ |
| struct v4l2_bt_timings_cap { |
| __u32 min_width; |
| __u32 max_width; |
| __u32 min_height; |
| __u32 max_height; |
| __u64 min_pixelclock; |
| __u64 max_pixelclock; |
| __u32 standards; |
| __u32 capabilities; |
| __u32 reserved[16]; |
| } __attribute__ ((packed)); |
| |
| /* Supports interlaced formats */ |
| #define V4L2_DV_BT_CAP_INTERLACED (1 << 0) |
| /* Supports progressive formats */ |
| #define V4L2_DV_BT_CAP_PROGRESSIVE (1 << 1) |
| /* Supports CVT/GTF reduced blanking */ |
| #define V4L2_DV_BT_CAP_REDUCED_BLANKING (1 << 2) |
| /* Supports custom formats */ |
| #define V4L2_DV_BT_CAP_CUSTOM (1 << 3) |
| |
| /** struct v4l2_dv_timings_cap - DV timings capabilities |
| * @type: the type of the timings (same as in struct v4l2_dv_timings) |
| * @pad: the pad number for which to query capabilities (used with |
| * v4l-subdev nodes only) |
| * @bt: the BT656/1120 timings capabilities |
| */ |
| struct v4l2_dv_timings_cap { |
| __u32 type; |
| __u32 pad; |
| __u32 reserved[2]; |
| union { |
| struct v4l2_bt_timings_cap bt; |
| __u32 raw_data[32]; |
| }; |
| }; |
| |
| |
| /* |
| * V I D E O I N P U T S |
| */ |
| struct v4l2_input { |
| __u32 index; /* Which input */ |
| __u8 name[32]; /* Label */ |
| __u32 type; /* Type of input */ |
| __u32 audioset; /* Associated audios (bitfield) */ |
| __u32 tuner; /* enum v4l2_tuner_type */ |
| v4l2_std_id std; |
| __u32 status; |
| __u32 capabilities; |
| __u32 reserved[3]; |
| }; |
| |
| /* Values for the 'type' field */ |
| #define V4L2_INPUT_TYPE_TUNER 1 |
| #define V4L2_INPUT_TYPE_CAMERA 2 |
| |
| /* field 'status' - general */ |
| #define V4L2_IN_ST_NO_POWER 0x00000001 /* Attached device is off */ |
| #define V4L2_IN_ST_NO_SIGNAL 0x00000002 |
| #define V4L2_IN_ST_NO_COLOR 0x00000004 |
| |
| /* field 'status' - sensor orientation */ |
| /* If sensor is mounted upside down set both bits */ |
| #define V4L2_IN_ST_HFLIP 0x00000010 /* Frames are flipped horizontally */ |
| #define V4L2_IN_ST_VFLIP 0x00000020 /* Frames are flipped vertically */ |
| |
| /* field 'status' - analog */ |
| #define V4L2_IN_ST_NO_H_LOCK 0x00000100 /* No horizontal sync lock */ |
| #define V4L2_IN_ST_COLOR_KILL 0x00000200 /* Color killer is active */ |
| |
| /* field 'status' - digital */ |
| #define V4L2_IN_ST_NO_SYNC 0x00010000 /* No synchronization lock */ |
| #define V4L2_IN_ST_NO_EQU 0x00020000 /* No equalizer lock */ |
| #define V4L2_IN_ST_NO_CARRIER 0x00040000 /* Carrier recovery failed */ |
| |
| /* field 'status' - VCR and set-top box */ |
| #define V4L2_IN_ST_MACROVISION 0x01000000 /* Macrovision detected */ |
| #define V4L2_IN_ST_NO_ACCESS 0x02000000 /* Conditional access denied */ |
| #define V4L2_IN_ST_VTR 0x04000000 /* VTR time constant */ |
| |
| /* capabilities flags */ |
| #define V4L2_IN_CAP_DV_TIMINGS 0x00000002 /* Supports S_DV_TIMINGS */ |
| #define V4L2_IN_CAP_CUSTOM_TIMINGS V4L2_IN_CAP_DV_TIMINGS /* For compatibility */ |
| #define V4L2_IN_CAP_STD 0x00000004 /* Supports S_STD */ |
| #define V4L2_IN_CAP_NATIVE_SIZE 0x00000008 /* Supports setting native size */ |
| |
| /* |
| * V I D E O O U T P U T S |
| */ |
| struct v4l2_output { |
| __u32 index; /* Which output */ |
| __u8 name[32]; /* Label */ |
| __u32 type; /* Type of output */ |
| __u32 audioset; /* Associated audios (bitfield) */ |
| __u32 modulator; /* Associated modulator */ |
| v4l2_std_id std; |
| __u32 capabilities; |
| __u32 reserved[3]; |
| }; |
| /* Values for the 'type' field */ |
| #define V4L2_OUTPUT_TYPE_MODULATOR 1 |
| #define V4L2_OUTPUT_TYPE_ANALOG 2 |
| #define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY 3 |
| |
| /* capabilities flags */ |
| #define V4L2_OUT_CAP_DV_TIMINGS 0x00000002 /* Supports S_DV_TIMINGS */ |
| #define V4L2_OUT_CAP_CUSTOM_TIMINGS V4L2_OUT_CAP_DV_TIMINGS /* For compatibility */ |
| #define V4L2_OUT_CAP_STD 0x00000004 /* Supports S_STD */ |
| #define V4L2_OUT_CAP_NATIVE_SIZE 0x00000008 /* Supports setting native size */ |
| |
| /* |
| * C O N T R O L S |
| */ |
| struct v4l2_control { |
| __u32 id; |
| __s32 value; |
| }; |
| |
| struct v4l2_ext_control { |
| __u32 id; |
| __u32 size; |
| __u32 reserved2[1]; |
| union { |
| __s32 value; |
| __s64 value64; |
| char __user *string; |
| __u8 __user *p_u8; |
| __u16 __user *p_u16; |
| __u32 __user *p_u32; |
| void __user *ptr; |
| }; |
| } __attribute__ ((packed)); |
| |
| struct v4l2_ext_controls { |
| __u32 ctrl_class; |
| __u32 count; |
| __u32 error_idx; |
| __u32 reserved[2]; |
| struct v4l2_ext_control *controls; |
| }; |
| |
| #define V4L2_CTRL_ID_MASK (0x0fffffff) |
| #define V4L2_CTRL_ID2CLASS(id) ((id) & 0x0fff0000UL) |
| #define V4L2_CTRL_DRIVER_PRIV(id) (((id) & 0xffff) >= 0x1000) |
| #define V4L2_CTRL_MAX_DIMS (4) |
| |
| enum v4l2_ctrl_type { |
| V4L2_CTRL_TYPE_INTEGER = 1, |
| V4L2_CTRL_TYPE_BOOLEAN = 2, |
| V4L2_CTRL_TYPE_MENU = 3, |
| V4L2_CTRL_TYPE_BUTTON = 4, |
| V4L2_CTRL_TYPE_INTEGER64 = 5, |
| V4L2_CTRL_TYPE_CTRL_CLASS = 6, |
| V4L2_CTRL_TYPE_STRING = 7, |
| V4L2_CTRL_TYPE_BITMASK = 8, |
| V4L2_CTRL_TYPE_INTEGER_MENU = 9, |
| |
| /* Compound types are >= 0x0100 */ |
| V4L2_CTRL_COMPOUND_TYPES = 0x0100, |
| V4L2_CTRL_TYPE_U8 = 0x0100, |
| V4L2_CTRL_TYPE_U16 = 0x0101, |
| V4L2_CTRL_TYPE_U32 = 0x0102, |
| }; |
| |
| /* Used in the VIDIOC_QUERYCTRL ioctl for querying controls */ |
| struct v4l2_queryctrl { |
| __u32 id; |
| __u32 type; /* enum v4l2_ctrl_type */ |
| __u8 name[32]; /* Whatever */ |
| __s32 minimum; /* Note signedness */ |
| __s32 maximum; |
| __s32 step; |
| __s32 default_value; |
| __u32 flags; |
| __u32 reserved[2]; |
| }; |
| |
| /* Used in the VIDIOC_QUERY_EXT_CTRL ioctl for querying extended controls */ |
| struct v4l2_query_ext_ctrl { |
| __u32 id; |
| __u32 type; |
| char name[32]; |
| __s64 minimum; |
| __s64 maximum; |
| __u64 step; |
| __s64 default_value; |
| __u32 flags; |
| __u32 elem_size; |
| __u32 elems; |
| __u32 nr_of_dims; |
| __u32 dims[V4L2_CTRL_MAX_DIMS]; |
| __u32 reserved[32]; |
| }; |
| |
| /* Used in the VIDIOC_QUERYMENU ioctl for querying menu items */ |
| struct v4l2_querymenu { |
| __u32 id; |
| __u32 index; |
| union { |
| __u8 name[32]; /* Whatever */ |
| __s64 value; |
| }; |
| __u32 reserved; |
| } __attribute__ ((packed)); |
| |
| /* Control flags */ |
| #define V4L2_CTRL_FLAG_DISABLED 0x0001 |
| #define V4L2_CTRL_FLAG_GRABBED 0x0002 |
| #define V4L2_CTRL_FLAG_READ_ONLY 0x0004 |
| #define V4L2_CTRL_FLAG_UPDATE 0x0008 |
| #define V4L2_CTRL_FLAG_INACTIVE 0x0010 |
| #define V4L2_CTRL_FLAG_SLIDER 0x0020 |
| #define V4L2_CTRL_FLAG_WRITE_ONLY 0x0040 |
| #define V4L2_CTRL_FLAG_VOLATILE 0x0080 |
| #define V4L2_CTRL_FLAG_HAS_PAYLOAD 0x0100 |
| #define V4L2_CTRL_FLAG_EXECUTE_ON_WRITE 0x0200 |
| |
| /* Query flags, to be ORed with the control ID */ |
| #define V4L2_CTRL_FLAG_NEXT_CTRL 0x80000000 |
| #define V4L2_CTRL_FLAG_NEXT_COMPOUND 0x40000000 |
| |
| /* User-class control IDs defined by V4L2 */ |
| #define V4L2_CID_MAX_CTRLS 1024 |
| /* IDs reserved for driver specific controls */ |
| #define V4L2_CID_PRIVATE_BASE 0x08000000 |
| |
| |
| /* |
| * T U N I N G |
| */ |
| struct v4l2_tuner { |
| __u32 index; |
| __u8 name[32]; |
| __u32 type; /* enum v4l2_tuner_type */ |
| __u32 capability; |
| __u32 rangelow; |
| __u32 rangehigh; |
| __u32 rxsubchans; |
| __u32 audmode; |
| __s32 signal; |
| __s32 afc; |
| __u32 reserved[4]; |
| }; |
| |
| struct v4l2_modulator { |
| __u32 index; |
| __u8 name[32]; |
| __u32 capability; |
| __u32 rangelow; |
| __u32 rangehigh; |
| __u32 txsubchans; |
| __u32 reserved[4]; |
| }; |
| |
| /* Flags for the 'capability' field */ |
| #define V4L2_TUNER_CAP_LOW 0x0001 |
| #define V4L2_TUNER_CAP_NORM 0x0002 |
| #define V4L2_TUNER_CAP_HWSEEK_BOUNDED 0x0004 |
| #define V4L2_TUNER_CAP_HWSEEK_WRAP 0x0008 |
| #define V4L2_TUNER_CAP_STEREO 0x0010 |
| #define V4L2_TUNER_CAP_LANG2 0x0020 |
| #define V4L2_TUNER_CAP_SAP 0x0020 |
| #define V4L2_TUNER_CAP_LANG1 0x0040 |
| #define V4L2_TUNER_CAP_RDS 0x0080 |
| #define V4L2_TUNER_CAP_RDS_BLOCK_IO 0x0100 |
| #define V4L2_TUNER_CAP_RDS_CONTROLS 0x0200 |
| #define V4L2_TUNER_CAP_FREQ_BANDS 0x0400 |
| #define V4L2_TUNER_CAP_HWSEEK_PROG_LIM 0x0800 |
| #define V4L2_TUNER_CAP_1HZ 0x1000 |
| |
| /* Flags for the 'rxsubchans' field */ |
| #define V4L2_TUNER_SUB_MONO 0x0001 |
| #define V4L2_TUNER_SUB_STEREO 0x0002 |
| #define V4L2_TUNER_SUB_LANG2 0x0004 |
| #define V4L2_TUNER_SUB_SAP 0x0004 |
| #define V4L2_TUNER_SUB_LANG1 0x0008 |
| #define V4L2_TUNER_SUB_RDS 0x0010 |
| |
| /* Values for the 'audmode' field */ |
| #define V4L2_TUNER_MODE_MONO 0x0000 |
| #define V4L2_TUNER_MODE_STEREO 0x0001 |
| #define V4L2_TUNER_MODE_LANG2 0x0002 |
| #define V4L2_TUNER_MODE_SAP 0x0002 |
| #define V4L2_TUNER_MODE_LANG1 0x0003 |
| #define V4L2_TUNER_MODE_LANG1_LANG2 0x0004 |
| |
| struct v4l2_frequency { |
| __u32 tuner; |
| __u32 type; /* enum v4l2_tuner_type */ |
| __u32 frequency; |
| __u32 reserved[8]; |
| }; |
| |
| #define V4L2_BAND_MODULATION_VSB (1 << 1) |
| #define V4L2_BAND_MODULATION_FM (1 << 2) |
| #define V4L2_BAND_MODULATION_AM (1 << 3) |
| |
| struct v4l2_frequency_band { |
| __u32 tuner; |
| __u32 type; /* enum v4l2_tuner_type */ |
| __u32 index; |
| __u32 capability; |
| __u32 rangelow; |
| __u32 rangehigh; |
| __u32 modulation; |
| __u32 reserved[9]; |
| }; |
| |
| struct v4l2_hw_freq_seek { |
| __u32 tuner; |
| __u32 type; /* enum v4l2_tuner_type */ |
| __u32 seek_upward; |
| __u32 wrap_around; |
| __u32 spacing; |
| __u32 rangelow; |
| __u32 rangehigh; |
| __u32 reserved[5]; |
| }; |
| |
| /* |
| * R D S |
| */ |
| |
| struct v4l2_rds_data { |
| __u8 lsb; |
| __u8 msb; |
| __u8 block; |
| } __attribute__ ((packed)); |
| |
| #define V4L2_RDS_BLOCK_MSK 0x7 |
| #define V4L2_RDS_BLOCK_A 0 |
| #define V4L2_RDS_BLOCK_B 1 |
| #define V4L2_RDS_BLOCK_C 2 |
| #define V4L2_RDS_BLOCK_D 3 |
| #define V4L2_RDS_BLOCK_C_ALT 4 |
| #define V4L2_RDS_BLOCK_INVALID 7 |
| |
| #define V4L2_RDS_BLOCK_CORRECTED 0x40 |
| #define V4L2_RDS_BLOCK_ERROR 0x80 |
| |
| /* |
| * A U D I O |
| */ |
| struct v4l2_audio { |
| __u32 index; |
| __u8 name[32]; |
| __u32 capability; |
| __u32 mode; |
| __u32 reserved[2]; |
| }; |
| |
| /* Flags for the 'capability' field */ |
| #define V4L2_AUDCAP_STEREO 0x00001 |
| #define V4L2_AUDCAP_AVL 0x00002 |
| |
| /* Flags for the 'mode' field */ |
| #define V4L2_AUDMODE_AVL 0x00001 |
| |
| struct v4l2_audioout { |
| __u32 index; |
| __u8 name[32]; |
| __u32 capability; |
| __u32 mode; |
| __u32 reserved[2]; |
| }; |
| |
| /* |
| * M P E G S E R V I C E S |
| * |
| * NOTE: EXPERIMENTAL API |
| */ |
| #if 1 |
| #define V4L2_ENC_IDX_FRAME_I (0) |
| #define V4L2_ENC_IDX_FRAME_P (1) |
| #define V4L2_ENC_IDX_FRAME_B (2) |
| #define V4L2_ENC_IDX_FRAME_MASK (0xf) |
| |
| struct v4l2_enc_idx_entry { |
| __u64 offset; |
| __u64 pts; |
| __u32 length; |
| __u32 flags; |
| __u32 reserved[2]; |
| }; |
| |
| #define V4L2_ENC_IDX_ENTRIES (64) |
| struct v4l2_enc_idx { |
| __u32 entries; |
| __u32 entries_cap; |
| __u32 reserved[4]; |
| struct v4l2_enc_idx_entry entry[V4L2_ENC_IDX_ENTRIES]; |
| }; |
| |
| |
| #define V4L2_ENC_CMD_START (0) |
| #define V4L2_ENC_CMD_STOP (1) |
| #define V4L2_ENC_CMD_PAUSE (2) |
| #define V4L2_ENC_CMD_RESUME (3) |
| |
| /* Flags for V4L2_ENC_CMD_STOP */ |
| #define V4L2_ENC_CMD_STOP_AT_GOP_END (1 << 0) |
| |
| struct v4l2_encoder_cmd { |
| __u32 cmd; |
| __u32 flags; |
| union { |
| struct { |
| __u32 data[8]; |
| } raw; |
| }; |
| }; |
| |
| /* Decoder commands */ |
| #define V4L2_DEC_CMD_START (0) |
| #define V4L2_DEC_CMD_STOP (1) |
| #define V4L2_DEC_CMD_PAUSE (2) |
| #define V4L2_DEC_CMD_RESUME (3) |
| |
| /* Flags for V4L2_DEC_CMD_START */ |
| #define V4L2_DEC_CMD_START_MUTE_AUDIO (1 << 0) |
| |
| /* Flags for V4L2_DEC_CMD_PAUSE */ |
| #define V4L2_DEC_CMD_PAUSE_TO_BLACK (1 << 0) |
| |
| /* Flags for V4L2_DEC_CMD_STOP */ |
| #define V4L2_DEC_CMD_STOP_TO_BLACK (1 << 0) |
| #define V4L2_DEC_CMD_STOP_IMMEDIATELY (1 << 1) |
| |
| /* Play format requirements (returned by the driver): */ |
| |
| /* The decoder has no special format requirements */ |
| #define V4L2_DEC_START_FMT_NONE (0) |
| /* The decoder requires full GOPs */ |
| #define V4L2_DEC_START_FMT_GOP (1) |
| |
| /* The structure must be zeroed before use by the application |
| This ensures it can be extended safely in the future. */ |
| struct v4l2_decoder_cmd { |
| __u32 cmd; |
| __u32 flags; |
| union { |
| struct { |
| __u64 pts; |
| } stop; |
| |
| struct { |
| /* 0 or 1000 specifies normal speed, |
| 1 specifies forward single stepping, |
| -1 specifies backward single stepping, |
| >1: playback at speed/1000 of the normal speed, |
| <-1: reverse playback at (-speed/1000) of the normal speed. */ |
| __s32 speed; |
| __u32 format; |
| } start; |
| |
| struct { |
| __u32 data[16]; |
| } raw; |
| }; |
| }; |
| #endif |
| |
| |
| /* |
| * D A T A S E R V I C E S ( V B I ) |
| * |
| * Data services API by Michael Schimek |
| */ |
| |
| /* Raw VBI */ |
| struct v4l2_vbi_format { |
| __u32 sampling_rate; /* in 1 Hz */ |
| __u32 offset; |
| __u32 samples_per_line; |
| __u32 sample_format; /* V4L2_PIX_FMT_* */ |
| __s32 start[2]; |
| __u32 count[2]; |
| __u32 flags; /* V4L2_VBI_* */ |
| __u32 reserved[2]; /* must be zero */ |
| }; |
| |
| /* VBI flags */ |
| #define V4L2_VBI_UNSYNC (1 << 0) |
| #define V4L2_VBI_INTERLACED (1 << 1) |
| |
| /* ITU-R start lines for each field */ |
| #define V4L2_VBI_ITU_525_F1_START (1) |
| #define V4L2_VBI_ITU_525_F2_START (264) |
| #define V4L2_VBI_ITU_625_F1_START (1) |
| #define V4L2_VBI_ITU_625_F2_START (314) |
| |
| /* Sliced VBI |
| * |
| * This implements is a proposal V4L2 API to allow SLICED VBI |
| * required for some hardware encoders. It should change without |
| * notice in the definitive implementation. |
| */ |
| |
| struct v4l2_sliced_vbi_format { |
| __u16 service_set; |
| /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field |
| service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field |
| (equals frame lines 313-336 for 625 line video |
| standards, 263-286 for 525 line standards) */ |
| __u16 service_lines[2][24]; |
| __u32 io_size; |
| __u32 reserved[2]; /* must be zero */ |
| }; |
| |
| /* Teletext World System Teletext |
| (WST), defined on ITU-R BT.653-2 */ |
| #define V4L2_SLICED_TELETEXT_B (0x0001) |
| /* Video Program System, defined on ETS 300 231*/ |
| #define V4L2_SLICED_VPS (0x0400) |
| /* Closed Caption, defined on EIA-608 */ |
| #define V4L2_SLICED_CAPTION_525 (0x1000) |
| /* Wide Screen System, defined on ITU-R BT1119.1 */ |
| #define V4L2_SLICED_WSS_625 (0x4000) |
| |
| #define V4L2_SLICED_VBI_525 (V4L2_SLICED_CAPTION_525) |
| #define V4L2_SLICED_VBI_625 (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625) |
| |
| struct v4l2_sliced_vbi_cap { |
| __u16 service_set; |
| /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field |
| service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field |
| (equals frame lines 313-336 for 625 line video |
| standards, 263-286 for 525 line standards) */ |
| __u16 service_lines[2][24]; |
| __u32 type; /* enum v4l2_buf_type */ |
| __u32 reserved[3]; /* must be 0 */ |
| }; |
| |
| struct v4l2_sliced_vbi_data { |
| __u32 id; |
| __u32 field; /* 0: first field, 1: second field */ |
| __u32 line; /* 1-23 */ |
| __u32 reserved; /* must be 0 */ |
| __u8 data[48]; |
| }; |
| |
| /* |
| * Sliced VBI data inserted into MPEG Streams |
| */ |
| |
| /* |
| * V4L2_MPEG_STREAM_VBI_FMT_IVTV: |
| * |
| * Structure of payload contained in an MPEG 2 Private Stream 1 PES Packet in an |
| * MPEG-2 Program Pack that contains V4L2_MPEG_STREAM_VBI_FMT_IVTV Sliced VBI |
| * data |
| * |
| * Note, the MPEG-2 Program Pack and Private Stream 1 PES packet header |
| * definitions are not included here. See the MPEG-2 specifications for details |
| * on these headers. |
| */ |
| |
| /* Line type IDs */ |
| #define V4L2_MPEG_VBI_IVTV_TELETEXT_B (1) |
| #define V4L2_MPEG_VBI_IVTV_CAPTION_525 (4) |
| #define V4L2_MPEG_VBI_IVTV_WSS_625 (5) |
| #define V4L2_MPEG_VBI_IVTV_VPS (7) |
| |
| struct v4l2_mpeg_vbi_itv0_line { |
| __u8 id; /* One of V4L2_MPEG_VBI_IVTV_* above */ |
| __u8 data[42]; /* Sliced VBI data for the line */ |
| } __attribute__ ((packed)); |
| |
| struct v4l2_mpeg_vbi_itv0 { |
| __le32 linemask[2]; /* Bitmasks of VBI service lines present */ |
| struct v4l2_mpeg_vbi_itv0_line line[35]; |
| } __attribute__ ((packed)); |
| |
| struct v4l2_mpeg_vbi_ITV0 { |
| struct v4l2_mpeg_vbi_itv0_line line[36]; |
| } __attribute__ ((packed)); |
| |
| #define V4L2_MPEG_VBI_IVTV_MAGIC0 "itv0" |
| #define V4L2_MPEG_VBI_IVTV_MAGIC1 "ITV0" |
| |
| struct v4l2_mpeg_vbi_fmt_ivtv { |
| __u8 magic[4]; |
| union { |
| struct v4l2_mpeg_vbi_itv0 itv0; |
| struct v4l2_mpeg_vbi_ITV0 ITV0; |
| }; |
| } __attribute__ ((packed)); |
| |
| /* |
| * A G G R E G A T E S T R U C T U R E S |
| */ |
| |
| /** |
| * struct v4l2_plane_pix_format - additional, per-plane format definition |
| * @sizeimage: maximum size in bytes required for data, for which |
| * this plane will be used |
| * @bytesperline: distance in bytes between the leftmost pixels in two |
| * adjacent lines |
| */ |
| struct v4l2_plane_pix_format { |
| __u32 sizeimage; |
| __u32 bytesperline; |
| __u16 reserved[6]; |
| } __attribute__ ((packed)); |
| |
| /** |
| * struct v4l2_pix_format_mplane - multiplanar format definition |
| * @width: image width in pixels |
| * @height: image height in pixels |
| * @pixelformat: little endian four character code (fourcc) |
| * @field: enum v4l2_field; field order (for interlaced video) |
| * @colorspace: enum v4l2_colorspace; supplemental to pixelformat |
| * @plane_fmt: per-plane information |
| * @num_planes: number of planes for this format |
| * @flags: format flags (V4L2_PIX_FMT_FLAG_*) |
| * @ycbcr_enc: enum v4l2_ycbcr_encoding, Y'CbCr encoding |
| * @quantization: enum v4l2_quantization, colorspace quantization |
| * @xfer_func: enum v4l2_xfer_func, colorspace transfer function |
| */ |
| struct v4l2_pix_format_mplane { |
| __u32 width; |
| __u32 height; |
| __u32 pixelformat; |
| __u32 field; |
| __u32 colorspace; |
| |
| struct v4l2_plane_pix_format plane_fmt[VIDEO_MAX_PLANES]; |
| __u8 num_planes; |
| __u8 flags; |
| __u8 ycbcr_enc; |
| __u8 quantization; |
| __u8 xfer_func; |
| __u8 reserved[7]; |
| } __attribute__ ((packed)); |
| |
| /** |
| * struct v4l2_sdr_format - SDR format definition |
| * @pixelformat: little endian four character code (fourcc) |
| * @buffersize: maximum size in bytes required for data |
| */ |
| struct v4l2_sdr_format { |
| __u32 pixelformat; |
| __u32 buffersize; |
| __u8 reserved[24]; |
| } __attribute__ ((packed)); |
| |
| /** |
| * struct v4l2_format - stream data format |
| * @type: enum v4l2_buf_type; type of the data stream |
| * @pix: definition of an image format |
| * @pix_mp: definition of a multiplanar image format |
| * @win: definition of an overlaid image |
| * @vbi: raw VBI capture or output parameters |
| * @sliced: sliced VBI capture or output parameters |
| * @raw_data: placeholder for future extensions and custom formats |
| */ |
| struct v4l2_format { |
| __u32 type; |
| union { |
| struct v4l2_pix_format pix; /* V4L2_BUF_TYPE_VIDEO_CAPTURE */ |
| struct v4l2_pix_format_mplane pix_mp; /* V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE */ |
| struct v4l2_window win; /* V4L2_BUF_TYPE_VIDEO_OVERLAY */ |
| struct v4l2_vbi_format vbi; /* V4L2_BUF_TYPE_VBI_CAPTURE */ |
| struct v4l2_sliced_vbi_format sliced; /* V4L2_BUF_TYPE_SLICED_VBI_CAPTURE */ |
| struct v4l2_sdr_format sdr; /* V4L2_BUF_TYPE_SDR_CAPTURE */ |
| __u8 raw_data[200]; /* user-defined */ |
| } fmt; |
| }; |
| |
| /* Stream type-dependent parameters |
| */ |
| struct v4l2_streamparm { |
| __u32 type; /* enum v4l2_buf_type */ |
| union { |
| struct v4l2_captureparm capture; |
| struct v4l2_outputparm output; |
| __u8 raw_data[200]; /* user-defined */ |
| } parm; |
| }; |
| |
| /* |
| * E V E N T S |
| */ |
| |
| #define V4L2_EVENT_ALL 0 |
| #define V4L2_EVENT_VSYNC 1 |
| #define V4L2_EVENT_EOS 2 |
| #define V4L2_EVENT_CTRL 3 |
| #define V4L2_EVENT_FRAME_SYNC 4 |
| #define V4L2_EVENT_SOURCE_CHANGE 5 |
| #define V4L2_EVENT_MOTION_DET 6 |
| #define V4L2_EVENT_PRIVATE_START 0x08000000 |
| |
| /* Payload for V4L2_EVENT_VSYNC */ |
| struct v4l2_event_vsync { |
| /* Can be V4L2_FIELD_ANY, _NONE, _TOP or _BOTTOM */ |
| __u8 field; |
| } __attribute__ ((packed)); |
| |
| /* Payload for V4L2_EVENT_CTRL */ |
| #define V4L2_EVENT_CTRL_CH_VALUE (1 << 0) |
| #define V4L2_EVENT_CTRL_CH_FLAGS (1 << 1) |
| #define V4L2_EVENT_CTRL_CH_RANGE (1 << 2) |
| |
| struct v4l2_event_ctrl { |
| __u32 changes; |
| __u32 type; |
| union { |
| __s32 value; |
| __s64 value64; |
| }; |
| __u32 flags; |
| __s32 minimum; |
| __s32 maximum; |
| __s32 step; |
| __s32 default_value; |
| }; |
| |
| struct v4l2_event_frame_sync { |
| __u32 frame_sequence; |
| }; |
| |
| #define V4L2_EVENT_SRC_CH_RESOLUTION (1 << 0) |
| |
| struct v4l2_event_src_change { |
| __u32 changes; |
| }; |
| |
| #define V4L2_EVENT_MD_FL_HAVE_FRAME_SEQ (1 << 0) |
| |
| /** |
| * struct v4l2_event_motion_det - motion detection event |
| * @flags: if V4L2_EVENT_MD_FL_HAVE_FRAME_SEQ is set, then the |
| * frame_sequence field is valid. |
| * @frame_sequence: the frame sequence number associated with this event. |
| * @region_mask: which regions detected motion. |
| */ |
| struct v4l2_event_motion_det { |
| __u32 flags; |
| __u32 frame_sequence; |
| __u32 region_mask; |
| }; |
| |
| struct v4l2_event { |
| __u32 type; |
| union { |
| struct v4l2_event_vsync vsync; |
| struct v4l2_event_ctrl ctrl; |
| struct v4l2_event_frame_sync frame_sync; |
| struct v4l2_event_src_change src_change; |
| struct v4l2_event_motion_det motion_det; |
| __u8 data[64]; |
| } u; |
| __u32 pending; |
| __u32 sequence; |
| struct timespec timestamp; |
| __u32 id; |
| __u32 reserved[8]; |
| }; |
| |
| #define V4L2_EVENT_SUB_FL_SEND_INITIAL (1 << 0) |
| #define V4L2_EVENT_SUB_FL_ALLOW_FEEDBACK (1 << 1) |
| |
| struct v4l2_event_subscription { |
| __u32 type; |
| __u32 id; |
| __u32 flags; |
| __u32 reserved[5]; |
| }; |
| |
| /* |
| * A D V A N C E D D E B U G G I N G |
| * |
| * NOTE: EXPERIMENTAL API, NEVER RELY ON THIS IN APPLICATIONS! |
| * FOR DEBUGGING, TESTING AND INTERNAL USE ONLY! |
| */ |
| |
| /* VIDIOC_DBG_G_REGISTER and VIDIOC_DBG_S_REGISTER */ |
| |
| #define V4L2_CHIP_MATCH_BRIDGE 0 /* Match against chip ID on the bridge (0 for the bridge) */ |
| #define V4L2_CHIP_MATCH_SUBDEV 4 /* Match against subdev index */ |
| |
| /* The following four defines are no longer in use */ |
| #define V4L2_CHIP_MATCH_HOST V4L2_CHIP_MATCH_BRIDGE |
| #define V4L2_CHIP_MATCH_I2C_DRIVER 1 /* Match against I2C driver name */ |
| #define V4L2_CHIP_MATCH_I2C_ADDR 2 /* Match against I2C 7-bit address */ |
| #define V4L2_CHIP_MATCH_AC97 3 /* Match against ancillary AC97 chip */ |
| |
| struct v4l2_dbg_match { |
| __u32 type; /* Match type */ |
| union { /* Match this chip, meaning determined by type */ |
| __u32 addr; |
| char name[32]; |
| }; |
| } __attribute__ ((packed)); |
| |
| struct v4l2_dbg_register { |
| struct v4l2_dbg_match match; |
| __u32 size; /* register size in bytes */ |
| __u64 reg; |
| __u64 val; |
| } __attribute__ ((packed)); |
| |
| #define V4L2_CHIP_FL_READABLE (1 << 0) |
| #define V4L2_CHIP_FL_WRITABLE (1 << 1) |
| |
| /* VIDIOC_DBG_G_CHIP_INFO */ |
| struct v4l2_dbg_chip_info { |
| struct v4l2_dbg_match match; |
| char name[32]; |
| __u32 flags; |
| __u32 reserved[32]; |
| } __attribute__ ((packed)); |
| |
| /** |
| * struct v4l2_create_buffers - VIDIOC_CREATE_BUFS argument |
| * @index: on return, index of the first created buffer |
| * @count: entry: number of requested buffers, |
| * return: number of created buffers |
| * @memory: enum v4l2_memory; buffer memory type |
| * @format: frame format, for which buffers are requested |
| * @reserved: future extensions |
| */ |
| struct v4l2_create_buffers { |
| __u32 index; |
| __u32 count; |
| __u32 memory; |
| struct v4l2_format format; |
| __u32 reserved[8]; |
| }; |
| |
| /* |
| * 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 |
| * |
| */ |
| #define VIDIOC_QUERYCAP _IOR('V', 0, struct v4l2_capability) |
| #define VIDIOC_RESERVED _IO('V', 1) |
| #define VIDIOC_ENUM_FMT _IOWR('V', 2, struct v4l2_fmtdesc) |
| #define VIDIOC_G_FMT _IOWR('V', 4, struct v4l2_format) |
| #define VIDIOC_S_FMT _IOWR('V', 5, struct v4l2_format) |
| #define VIDIOC_REQBUFS _IOWR('V', 8, struct v4l2_requestbuffers) |
| #define VIDIOC_QUERYBUF _IOWR('V', 9, struct v4l2_buffer) |
| #define VIDIOC_G_FBUF _IOR('V', 10, struct v4l2_framebuffer) |
| #define VIDIOC_S_FBUF _IOW('V', 11, struct v4l2_framebuffer) |
| #define VIDIOC_OVERLAY _IOW('V', 14, int) |
| #define VIDIOC_QBUF _IOWR('V', 15, struct v4l2_buffer) |
| #define VIDIOC_EXPBUF _IOWR('V', 16, struct v4l2_exportbuffer) |
| #define VIDIOC_DQBUF _IOWR('V', 17, struct v4l2_buffer) |
| #define VIDIOC_STREAMON _IOW('V', 18, int) |
| #define VIDIOC_STREAMOFF _IOW('V', 19, int) |
| #define VIDIOC_G_PARM _IOWR('V', 21, struct v4l2_streamparm) |
| #define VIDIOC_S_PARM _IOWR('V', 22, struct v4l2_streamparm) |
| #define VIDIOC_G_STD _IOR('V', 23, v4l2_std_id) |
| #define VIDIOC_S_STD _IOW('V', 24, v4l2_std_id) |
| #define VIDIOC_ENUMSTD _IOWR('V', 25, struct v4l2_standard) |
| #define VIDIOC_ENUMINPUT _IOWR('V', 26, struct v4l2_input) |
| #define VIDIOC_G_CTRL _IOWR('V', 27, struct v4l2_control) |
| #define VIDIOC_S_CTRL _IOWR('V', 28, struct v4l2_control) |
| #define VIDIOC_G_TUNER _IOWR('V', 29, struct v4l2_tuner) |
| #define VIDIOC_S_TUNER _IOW('V', 30, struct v4l2_tuner) |
| #define VIDIOC_G_AUDIO _IOR('V', 33, struct v4l2_audio) |
| #define VIDIOC_S_AUDIO _IOW('V', 34, struct v4l2_audio) |
| #define VIDIOC_QUERYCTRL _IOWR('V', 36, struct v4l2_queryctrl) |
| #define VIDIOC_QUERYMENU _IOWR('V', 37, struct v4l2_querymenu) |
| #define VIDIOC_G_INPUT _IOR('V', 38, int) |
| #define VIDIOC_S_INPUT _IOWR('V', 39, int) |
| #define VIDIOC_G_EDID _IOWR('V', 40, struct v4l2_edid) |
| #define VIDIOC_S_EDID _IOWR('V', 41, struct v4l2_edid) |
| #define VIDIOC_G_OUTPUT _IOR('V', 46, int) |
| #define VIDIOC_S_OUTPUT _IOWR('V', 47, int) |
| #define VIDIOC_ENUMOUTPUT _IOWR('V', 48, struct v4l2_output) |
| #define VIDIOC_G_AUDOUT _IOR('V', 49, struct v4l2_audioout) |
| #define VIDIOC_S_AUDOUT _IOW('V', 50, struct v4l2_audioout) |
| #define VIDIOC_G_MODULATOR _IOWR('V', 54, struct v4l2_modulator) |
| #define VIDIOC_S_MODULATOR _IOW('V', 55, struct v4l2_modulator) |
| #define VIDIOC_G_FREQUENCY _IOWR('V', 56, struct v4l2_frequency) |
| #define VIDIOC_S_FREQUENCY _IOW('V', 57, struct v4l2_frequency) |
| #define VIDIOC_CROPCAP _IOWR('V', 58, struct v4l2_cropcap) |
| #define VIDIOC_G_CROP _IOWR('V', 59, struct v4l2_crop) |
| #define VIDIOC_S_CROP _IOW('V', 60, struct v4l2_crop) |
| #define VIDIOC_G_JPEGCOMP _IOR('V', 61, struct v4l2_jpegcompression) |
| #define VIDIOC_S_JPEGCOMP _IOW('V', 62, struct v4l2_jpegcompression) |
| #define VIDIOC_QUERYSTD _IOR('V', 63, v4l2_std_id) |
| #define VIDIOC_TRY_FMT _IOWR('V', 64, struct v4l2_format) |
| #define VIDIOC_ENUMAUDIO _IOWR('V', 65, struct v4l2_audio) |
| #define VIDIOC_ENUMAUDOUT _IOWR('V', 66, struct v4l2_audioout) |
| #define VIDIOC_G_PRIORITY _IOR('V', 67, __u32) /* enum v4l2_priority */ |
| #define VIDIOC_S_PRIORITY _IOW('V', 68, __u32) /* enum v4l2_priority */ |
| #define VIDIOC_G_SLICED_VBI_CAP _IOWR('V', 69, struct v4l2_sliced_vbi_cap) |
| #define VIDIOC_LOG_STATUS _IO('V', 70) |
| #define VIDIOC_G_EXT_CTRLS _IOWR('V', 71, struct v4l2_ext_controls) |
| #define VIDIOC_S_EXT_CTRLS _IOWR('V', 72, struct v4l2_ext_controls) |
| #define VIDIOC_TRY_EXT_CTRLS _IOWR('V', 73, struct v4l2_ext_controls) |
| #define VIDIOC_ENUM_FRAMESIZES _IOWR('V', 74, struct v4l2_frmsizeenum) |
| #define VIDIOC_ENUM_FRAMEINTERVALS _IOWR('V', 75, struct v4l2_frmivalenum) |
| #define VIDIOC_G_ENC_INDEX _IOR('V', 76, struct v4l2_enc_idx) |
| #define VIDIOC_ENCODER_CMD _IOWR('V', 77, struct v4l2_encoder_cmd) |
| #define VIDIOC_TRY_ENCODER_CMD _IOWR('V', 78, struct v4l2_encoder_cmd) |
| |
| /* Experimental, meant for debugging, testing and internal use. |
| Only implemented if CONFIG_VIDEO_ADV_DEBUG is defined. |
| You must be root to use these ioctls. Never use these in applications! */ |
| #define VIDIOC_DBG_S_REGISTER _IOW('V', 79, struct v4l2_dbg_register) |
| #define VIDIOC_DBG_G_REGISTER _IOWR('V', 80, struct v4l2_dbg_register) |
| |
| #define VIDIOC_S_HW_FREQ_SEEK _IOW('V', 82, struct v4l2_hw_freq_seek) |
| |
| #define VIDIOC_S_DV_TIMINGS _IOWR('V', 87, struct v4l2_dv_timings) |
| #define VIDIOC_G_DV_TIMINGS _IOWR('V', 88, struct v4l2_dv_timings) |
| #define VIDIOC_DQEVENT _IOR('V', 89, struct v4l2_event) |
| #define VIDIOC_SUBSCRIBE_EVENT _IOW('V', 90, struct v4l2_event_subscription) |
| #define VIDIOC_UNSUBSCRIBE_EVENT _IOW('V', 91, struct v4l2_event_subscription) |
| |
| /* Experimental, the below two ioctls may change over the next couple of kernel |
| versions */ |
| #define VIDIOC_CREATE_BUFS _IOWR('V', 92, struct v4l2_create_buffers) |
| #define VIDIOC_PREPARE_BUF _IOWR('V', 93, struct v4l2_buffer) |
| |
| /* Experimental selection API */ |
| #define VIDIOC_G_SELECTION _IOWR('V', 94, struct v4l2_selection) |
| #define VIDIOC_S_SELECTION _IOWR('V', 95, struct v4l2_selection) |
| |
| /* Experimental, these two ioctls may change over the next couple of kernel |
| versions. */ |
| #define VIDIOC_DECODER_CMD _IOWR('V', 96, struct v4l2_decoder_cmd) |
| #define VIDIOC_TRY_DECODER_CMD _IOWR('V', 97, struct v4l2_decoder_cmd) |
| |
| /* Experimental, these three ioctls may change over the next couple of kernel |
| versions. */ |
| #define VIDIOC_ENUM_DV_TIMINGS _IOWR('V', 98, struct v4l2_enum_dv_timings) |
| #define VIDIOC_QUERY_DV_TIMINGS _IOR('V', 99, struct v4l2_dv_timings) |
| #define VIDIOC_DV_TIMINGS_CAP _IOWR('V', 100, struct v4l2_dv_timings_cap) |
| |
| /* Experimental, this ioctl may change over the next couple of kernel |
| versions. */ |
| #define VIDIOC_ENUM_FREQ_BANDS _IOWR('V', 101, struct v4l2_frequency_band) |
| |
| /* Experimental, meant for debugging, testing and internal use. |
| Never use these in applications! */ |
| #define VIDIOC_DBG_G_CHIP_INFO _IOWR('V', 102, struct v4l2_dbg_chip_info) |
| |
| #define VIDIOC_QUERY_EXT_CTRL _IOWR('V', 103, struct v4l2_query_ext_ctrl) |
| |
| /* Reminder: when adding new ioctls please add support for them to |
| drivers/media/video/v4l2-compat-ioctl32.c as well! */ |
| |
| #define BASE_VIDIOC_PRIVATE 192 /* 192-255 are private */ |
| |
| #endif /* _UAPI__LINUX_VIDEODEV2_H */ |