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00001 /* 00002 * Copyright (c) 2011, Willow Garage, Inc. 00003 * All rights reserved. 00004 * 00005 * Redistribution and use in source and binary forms, with or without 00006 * modification, are permitted provided that the following conditions are met: 00007 * 00008 * * Redistributions of source code must retain the above copyright 00009 * notice, this list of conditions and the following disclaimer. 00010 * * Redistributions in binary form must reproduce the above copyright 00011 * notice, this list of conditions and the following disclaimer in the 00012 * documentation and/or other materials provided with the distribution. 00013 * * Neither the name of the Willow Garage, Inc. nor the names of its 00014 * contributors may be used to endorse or promote products derived from 00015 * this software without specific prior written permission. 00016 * 00017 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 00018 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 00019 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 00020 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 00021 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 00022 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 00023 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 00024 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 00025 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 00026 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 00027 * POSSIBILITY OF SUCH DAMAGE. 00028 */ 00029 00030 #ifndef _DETECT_CALIBRATION_PATTERN_ 00031 #define _DETECT_CALIBRATION_PATTERN_ 00032 00033 #include <opencv2/core/core.hpp> 00034 #include <opencv2/calib3d/calib3d.hpp> 00035 #include <opencv2/calib3d/calib3d.hpp> 00036 #include <opencv2/highgui/highgui.hpp> 00037 #include <opencv2/imgproc/imgproc.hpp> 00038 00039 #include <Eigen/Dense> 00040 #include <Eigen/Geometry> 00041 #include <Eigen/StdVector> 00042 00043 #include <iostream> 00044 #include <stdexcept> 00045 00046 using namespace std; 00047 00048 enum Pattern 00049 { 00050 CHESSBOARD, CIRCLES_GRID, ASYMMETRIC_CIRCLES_GRID 00051 }; 00052 00053 typedef std::vector<cv::Point3f> object_pts_t; 00054 typedef std::vector<cv::Point2f> observation_pts_t; 00055 00056 void convertCVtoEigen(cv::Mat& tvec, cv::Mat& R, Eigen::Vector3f& translation, Eigen::Quaternionf& orientation); 00057 00058 class PatternDetector 00059 { 00060 public: 00061 PatternDetector() { } 00062 00063 static object_pts_t calcChessboardCorners(cv::Size boardSize, 00064 float squareSize, 00065 Pattern patternType = CHESSBOARD, 00066 cv::Point3f offset = cv::Point3f()); 00067 00068 int detectPattern(cv::Mat& image_in, Eigen::Vector3f& translation, Eigen::Quaternionf& orientation, cv::Mat& image_out); 00069 00070 void setCameraMatrices(cv::Mat K_, cv::Mat D_); 00071 00072 void setPattern(cv::Size grid_size_, float square_size_, 00073 Pattern pattern_type_, cv::Point3f offset_ = cv::Point3f()); 00074 00075 public: 00076 cv::Mat K; 00077 cv::Mat D; 00078 cv::Mat rvec, tvec, R; 00079 00080 Pattern pattern_type; 00081 cv::Size grid_size; 00082 float square_size; 00083 object_pts_t ideal_points; 00084 }; 00085 00086 #endif