frame_source.hpp
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/*M///////////////////////////////////////////////////////////////////////////////////////
//
// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
//
// By downloading, copying, installing or using the software you agree to this license.
// If you do not agree to this license, do not download, install,
// copy or use the software.
//
//
// License Agreement
// For Open Source Computer Vision Library
//
// Copyright (C) 2000-2008, Intel Corporation, all rights reserved.
// Copyright (C) 2009-2011, Willow Garage Inc., all rights reserved.
// Third party copyrights are property of their respective owners.
//
// Redistribution and use in source and binary forms, with or without modification,
// are permitted provided that the following conditions are met:
//
// * Redistribution's of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
//
// * Redistribution's 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.
//
// * The name of the copyright holders may not be used to endorse or promote products
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// 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
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//
//M*/
#ifndef __OPENCV_VIDEOSTAB_FRAME_SOURCE_HPP__
#define __OPENCV_VIDEOSTAB_FRAME_SOURCE_HPP__
#include <vector>
#include <string>
#include "opencv2/core/core.hpp"
#include "opencv2/highgui/highgui.hpp"
namespace cv
{
namespace videostab
{
class CV_EXPORTS IFrameSource
{
public:
virtual ~IFrameSource() {}
virtual void reset() = 0;
virtual Mat nextFrame() = 0;
};
class CV_EXPORTS NullFrameSource : public IFrameSource
{
public:
virtual void reset() {}
virtual Mat nextFrame() { return Mat(); }
};
class CV_EXPORTS VideoFileSource : public IFrameSource
{
public:
VideoFileSource(const std::string &path, bool volatileFrame = false);
virtual void reset();
virtual Mat nextFrame();
int frameCount() { return static_cast<int>(reader_.get(CV_CAP_PROP_FRAME_COUNT)); }
double fps() { return reader_.get(CV_CAP_PROP_FPS); }
private:
std::string path_;
bool volatileFrame_;
VideoCapture reader_;
};
} // namespace videostab
} // namespace cv
#endif