blur & threshold

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biss committed 2026-03-19 19:16:42 +08:00
1 parent 9366635e88
commit 275a44cfc8
7 files changed
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#include <opencv2/opencv.hpp>
int main() {
cv::Mat src = cv::imread("image.jpg");
cv::Mat dst;
// 参数:输入, 输出, 邻域直径, 颜色空间标准差, 坐标空间标准差
// 颜色标准差越大,表示越宽的颜色范围会被混合
cv::bilateralFilter(src, dst, 9, 75, 75);
cv::imshow("Bilateral Filter", dst);
cv::waitKey(0);
return 0;
}
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#include <opencv2/opencv.hpp>
int main() {
cv::Mat src = cv::imread("../img/2.jpg");
cv::Mat dst;
// 参数:输入, 输出, 卷积核大小 Size(w, h)
cv::blur(src, dst, cv::Size(5, 5));
cv::imshow("Mean Blur", dst);
cv::waitKey(0);
return 0;
}
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#include <opencv2/opencv.hpp>
int main() {
cv::Mat src = cv::imread("image.jpg");
cv::Mat dst;
// 参数:输入, 输出, 核大小, sigmaX(标准差), sigmaY
// 如果 sigmaY 为 0,则默认与 sigmaX 相等
cv::GaussianBlur(src, dst, cv::Size(5, 5), 0);
cv::imshow("Gaussian Blur", dst);
cv::waitKey(0);
return 0;
}
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