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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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f6a5cb1be8
This patch adds the VIDIOC_SUBDEV_S_CROP and G_CROP ioctls to the userland API. CROPCAP is not implemented because it's redundant. Signed-off-by: Antti Koskipaa <akoskipa@gmail.com> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Acked-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
142 lines
4.1 KiB
C
142 lines
4.1 KiB
C
/*
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* V4L2 subdev userspace API
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*
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* Copyright (C) 2010 Nokia Corporation
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*
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* Contacts: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
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* Sakari Ailus <sakari.ailus@iki.fi>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef __LINUX_V4L2_SUBDEV_H
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#define __LINUX_V4L2_SUBDEV_H
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#include <linux/ioctl.h>
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#include <linux/types.h>
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#include <linux/v4l2-mediabus.h>
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/**
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* enum v4l2_subdev_format_whence - Media bus format type
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* @V4L2_SUBDEV_FORMAT_TRY: try format, for negotiation only
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* @V4L2_SUBDEV_FORMAT_ACTIVE: active format, applied to the device
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*/
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enum v4l2_subdev_format_whence {
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V4L2_SUBDEV_FORMAT_TRY = 0,
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V4L2_SUBDEV_FORMAT_ACTIVE = 1,
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};
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/**
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* struct v4l2_subdev_format - Pad-level media bus format
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* @which: format type (from enum v4l2_subdev_format_whence)
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* @pad: pad number, as reported by the media API
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* @format: media bus format (format code and frame size)
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*/
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struct v4l2_subdev_format {
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__u32 which;
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__u32 pad;
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struct v4l2_mbus_framefmt format;
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__u32 reserved[8];
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};
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/**
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* struct v4l2_subdev_crop - Pad-level crop settings
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* @which: format type (from enum v4l2_subdev_format_whence)
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* @pad: pad number, as reported by the media API
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* @rect: pad crop rectangle boundaries
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*/
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struct v4l2_subdev_crop {
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__u32 which;
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__u32 pad;
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struct v4l2_rect rect;
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__u32 reserved[8];
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};
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/**
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* struct v4l2_subdev_mbus_code_enum - Media bus format enumeration
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* @pad: pad number, as reported by the media API
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* @index: format index during enumeration
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* @code: format code (from enum v4l2_mbus_pixelcode)
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*/
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struct v4l2_subdev_mbus_code_enum {
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__u32 pad;
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__u32 index;
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__u32 code;
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__u32 reserved[9];
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};
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/**
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* struct v4l2_subdev_frame_size_enum - Media bus format enumeration
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* @pad: pad number, as reported by the media API
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* @index: format index during enumeration
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* @code: format code (from enum v4l2_mbus_pixelcode)
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*/
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struct v4l2_subdev_frame_size_enum {
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__u32 index;
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__u32 pad;
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__u32 code;
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__u32 min_width;
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__u32 max_width;
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__u32 min_height;
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__u32 max_height;
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__u32 reserved[9];
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};
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/**
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* struct v4l2_subdev_frame_interval - Pad-level frame rate
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* @pad: pad number, as reported by the media API
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* @interval: frame interval in seconds
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*/
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struct v4l2_subdev_frame_interval {
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__u32 pad;
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struct v4l2_fract interval;
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__u32 reserved[9];
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};
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/**
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* struct v4l2_subdev_frame_interval_enum - Frame interval enumeration
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* @pad: pad number, as reported by the media API
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* @index: frame interval index during enumeration
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* @code: format code (from enum v4l2_mbus_pixelcode)
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* @width: frame width in pixels
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* @height: frame height in pixels
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* @interval: frame interval in seconds
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*/
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struct v4l2_subdev_frame_interval_enum {
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__u32 index;
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__u32 pad;
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__u32 code;
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__u32 width;
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__u32 height;
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struct v4l2_fract interval;
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__u32 reserved[9];
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};
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#define VIDIOC_SUBDEV_G_FMT _IOWR('V', 4, struct v4l2_subdev_format)
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#define VIDIOC_SUBDEV_S_FMT _IOWR('V', 5, struct v4l2_subdev_format)
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#define VIDIOC_SUBDEV_G_FRAME_INTERVAL \
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_IOWR('V', 21, struct v4l2_subdev_frame_interval)
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#define VIDIOC_SUBDEV_S_FRAME_INTERVAL \
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_IOWR('V', 22, struct v4l2_subdev_frame_interval)
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#define VIDIOC_SUBDEV_ENUM_MBUS_CODE \
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_IOWR('V', 2, struct v4l2_subdev_mbus_code_enum)
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#define VIDIOC_SUBDEV_ENUM_FRAME_SIZE \
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_IOWR('V', 74, struct v4l2_subdev_frame_size_enum)
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#define VIDIOC_SUBDEV_ENUM_FRAME_INTERVAL \
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_IOWR('V', 75, struct v4l2_subdev_frame_interval_enum)
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#define VIDIOC_SUBDEV_G_CROP _IOWR('V', 59, struct v4l2_subdev_crop)
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#define VIDIOC_SUBDEV_S_CROP _IOWR('V', 60, struct v4l2_subdev_crop)
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#endif
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