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authorYuqian Yang <crupest@crupest.life>2025-02-12 15:55:21 +0800
committerYuqian Yang <crupest@crupest.life>2025-02-12 15:55:21 +0800
commit10eb95869601e145b1d8bc909424777c25752d51 (patch)
tree49449a4076ded9bd937a51679318edbe2a532cae /works/life/digital-image-process-lab/HistogramEqulization.cpp
parent29ba3e88b1a7425fe00af0005b8a8228103aa21c (diff)
parentf8c10dd1fc55e60f35286475356e48c4f642eb63 (diff)
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Diffstat (limited to 'works/life/digital-image-process-lab/HistogramEqulization.cpp')
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diff --git a/works/life/digital-image-process-lab/HistogramEqulization.cpp b/works/life/digital-image-process-lab/HistogramEqulization.cpp
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+++ b/works/life/digital-image-process-lab/HistogramEqulization.cpp
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+#include <iostream>
+#include <string>
+
+#include <opencv2/highgui.hpp>
+#include <opencv2/imgcodecs.hpp>
+#include <opencv2/imgproc.hpp>
+
+int main(int argc, char **argv) {
+ if (argc != 2) {
+ std::cerr << "Please input an image file path as the only arg."
+ << std::endl;
+ return -1;
+ }
+
+ std::string file_name(argv[1]);
+
+ cv::Mat src, dst;
+
+ src = cv::imread(file_name, cv::IMREAD_COLOR);
+ if (src.empty()) {
+ std::cerr << "Failed to load image file: " << file_name << std::endl;
+ return -2;
+ }
+
+ cv::cvtColor(src, src, cv::COLOR_BGR2GRAY);
+
+ cv::equalizeHist(src, dst);
+
+ cv::imshow("Source Image", src);
+ cv::imshow("Equalized Image", dst);
+ cv::waitKey();
+
+ return 0;
+}