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/*
* videobuf2-v4l2.h - V4L2 driver helper framework
*
* Copyright (C) 2010 Samsung Electronics
*
* Author: Pawel Osciak <pawel@osciak.com>
*
* 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.
*/
#ifndef _MEDIA_VIDEOBUF2_V4L2_H
#define _MEDIA_VIDEOBUF2_V4L2_H
#include <linux/videodev2.h>
#include <media/videobuf2-core.h>
/**
* struct vb2_v4l2_buffer - video buffer information for v4l2
* @vb2_buf: video buffer 2
* @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
* Should contain enough information to be able to cover all the fields
* of struct v4l2_buffer at videodev2.h
*/
struct vb2_v4l2_buffer {
struct vb2_buffer vb2_buf;
__u32 flags;
__u32 field;
struct timeval timestamp;
struct v4l2_timecode timecode;
__u32 sequence;
};
/**
* to_vb2_v4l2_buffer() - cast struct vb2_buffer * to struct vb2_v4l2_buffer *
*/
#define to_vb2_v4l2_buffer(vb) \
(container_of(vb, struct vb2_v4l2_buffer, vb2_buf))
#endif /* _MEDIA_VIDEOBUF2_V4L2_H */
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