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Opencv image enhancement

2022-04-22 06:10:00 【From deliberate to habit】 

// Mask , Two methods of image enhancement 
	cols = src.cols * src.channels();
	rows = src.rows;
	int offset = src.channels();
	Mat dst1 = Mat::zeros(src.size(), src.type());
	/*for (int row = 1; row < rows; row++)
	{
		const uchar* current = src.ptr<uchar>(row);
		const uchar* previous = src.ptr<uchar>(row - 1);
		const uchar* next = src.ptr<uchar>(row + 1);
		uchar* output = img.ptr<uchar>(row);
		for (int col = offset; col < cols; col++)

			output[col] = saturate_cast<uchar>(5 * current[col] - (current[col - offset] + current[col + offset] + previous[col] + next[col]));

	}*/
	Mat kernel = (Mat_<char>(3, 3) << 0, -1, 0, -1, 5, -1, 0, -1, 0);
	filter2D(src, dst1, src.depth(),kernel);

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本文为[From deliberate to habit]所创，转载请带上原文链接，感谢
https://yzsam.com/2022/04/202204220542471065.html

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