b131dfeecd
These codes should be included into regular builds.
52 lines
1.1 KiB
C++
52 lines
1.1 KiB
C++
/**
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* @file AddingImages.cpp
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* @brief Simple linear blender ( dst = alpha*src1 + beta*src2 )
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* @author OpenCV team
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*/
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#include "opencv2/highgui/highgui.hpp"
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#include <iostream>
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using namespace cv;
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/**
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* @function main
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* @brief Main function
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*/
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int main( void )
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{
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double alpha = 0.5; double beta; double input;
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Mat src1, src2, dst;
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/// Ask the user enter alpha
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std::cout<<" Simple Linear Blender "<<std::endl;
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std::cout<<"-----------------------"<<std::endl;
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std::cout<<"* Enter alpha [0-1]: ";
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std::cin>>input;
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// We use the alpha provided by the user iff it is between 0 and 1
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if( alpha >= 0 && alpha <= 1 )
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{ alpha = input; }
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/// Read image ( same size, same type )
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src1 = imread("../images/LinuxLogo.jpg");
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src2 = imread("../images/WindowsLogo.jpg");
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if( !src1.data ) { std::cout<< "Error loading src1"<<std::endl; return -1; }
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if( !src2.data ) { std::cout<< "Error loading src2"<<std::endl; return -1; }
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/// Create Windows
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namedWindow("Linear Blend", 1);
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beta = ( 1.0 - alpha );
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addWeighted( src1, alpha, src2, beta, 0.0, dst);
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imshow( "Linear Blend", dst );
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waitKey(0);
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return 0;
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}
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