/**
* RUNETag fiducial markers library
*
* -----------------------------------------------------------------------------
* The MIT License (MIT)
* 
* Copyright (c) 2015 Filippo Bergamasco 
* 
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
* 
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
* 
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
*/

#ifndef _ELLIPSE_REFINE_H
#define _ELLIPSE_REFINE_H


#include <opencv2/core/core.hpp>

namespace cv 
{
namespace runetag
{

	extern bool ellipserefine( const cv::RotatedRect& ellipse, const cv::Mat& gradient_x, const cv::Mat& gradient_y, cv::Matx33d& out );
	extern cv::Point2d ellipseCenter( const cv::Matx33d& e );

} // namespace runetag
} // namespace cv


#endif
