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https://github.com/opencv/opencv_contrib.git
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9aa74df09e
build error fix: remove trailing whitespaces, casting types minor edits based on alalek's feedback removing trailing whitespace using std::array for LUT argument
39 lines
1.0 KiB
C++
39 lines
1.0 KiB
C++
#include "opencv2/core.hpp"
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#include "opencv2/imgcodecs.hpp"
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#include "opencv2/highgui.hpp"
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#include "opencv2/intensity_transform.hpp"
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#include <iostream>
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using namespace std;
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using namespace cv;
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using namespace cv::intensity_transform;
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int main(int argc, char **argv)
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{
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if (argc != 2)
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{
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cerr << "Must input the path of the input image. Ex: intensity_transform image.jpg" << endl;
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return -1;
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}
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// Read input image
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Mat image = imread(argv[1]);
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// Apply intensity transformations
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Mat imgGamma, imgAutoscaled, imgLog, contrastStretch;
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gammaCorrection(image, imgGamma, (float)(0.4));
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autoscaling(image, imgAutoscaled);
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logTransform(image, imgLog);
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contrastStretching(image, contrastStretch, 70, 15, 120, 240);
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// Display intensity transformation results
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imshow("Original Image", image);
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imshow("Autoscale", imgAutoscaled);
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imshow("Gamma Correction", imgGamma);
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imshow("Log Transformation", imgLog);
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imshow("Contrast Stretching", contrastStretch);
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waitKey(0);
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return 0;
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} |