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GECKO 1.0
Human-computer interface based on hand gesture recognition
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handUtils.h
00001 //------------------------------------------------------------------------------ 00002 //-- handUtils 00003 //------------------------------------------------------------------------------ 00004 //-- 00005 //-- A collection of useful functions for hand gesture recognition 00006 //-- 00007 //------------------------------------------------------------------------------ 00008 //-- 00009 //-- This file belongs to the "Gecko - Gesture Recognition" project 00010 //-- (https://github.com/David-Estevez/gecko) 00011 //-- 00012 //------------------------------------------------------------------------------ 00013 //-- Authors: David Estevez Fernandez 00014 //-- Irene Sanz Nieto 00015 //-- 00016 //-- Released under the GPL license (more info on LICENSE.txt file) 00017 //------------------------------------------------------------------------------ 00018 00027 #ifndef HANDUTILS_H 00028 #define HANDUTILS_H 00029 00030 #include <iostream> 00031 #include <opencv2/opencv.hpp> 00032 #include <opencv2/imgproc/imgproc.hpp> 00033 #include "backgroundSubstractor.h" 00034 00045 void drawCalibrationMarks(cv::Mat& input, cv::Mat& output, int halfSide = 20, cv::Scalar color = cv::Scalar( 0, 255, 0 ) ); 00046 00047 00052 void drawHistogram(const cv::Mat& image); 00053 00058 void drawHistogramHSV( const cv::Mat& image); 00059 00071 void filterContours(std::vector< std::vector<cv::Point> >& srcContours, std::vector< std::vector<cv::Point> >& handContour , const int min = 200, const int max = 1800); 00072 00082 double getAngle( cv::RotatedRect boundingRect); 00083 00088 void backgroundSubs(cv::Mat &, backgroundSubstractor & bg); 00089 00090 00092 struct ConvexityDefect 00093 { 00094 00095 cv::Point start; 00096 cv::Point end; 00097 cv::Point depth_point; 00098 double depth; 00099 00100 int start_index; 00101 int end_index; 00102 int depth_point_index; 00103 }; 00104 typedef struct ConvexityDefect ConvexityDefect; 00105 00106 00117 float findAngle( cv::Point start, cv::Point end, cv::Point vertex); 00118 00119 00128 void printProgressBar( cv::Mat& src, cv::Mat& dst, float percentage, cv::Scalar color, int thickness = 15 ); 00129 00130 #endif // HANDUTILS_H
