[英]How to merge two images using OpenCvSharp4 v4.2
I need to create a method in C# that will receive an image (or path to it), blur it and then try to merge the blurred image with the original using OpenCvSharp4.我需要在 C# 中创建一个方法来接收图像(或它的路径),对其进行模糊处理,然后尝试使用 OpenCvSharp4 将模糊图像与原始图像合并。 So far, I can create the blur image just fine, but the merging part is giving me a hard time.
到目前为止,我可以很好地创建模糊图像,但合并部分给我带来了困难。 I've had tried a few pieces of sample code found online to no avail.
我已经尝试了一些在线找到的示例代码,但无济于事。 Any idea how to get the merging part ?
知道如何获得合并部分吗?
-thanks, -谢谢,
var mat = Cv2.ImRead(OriginalFileName, ImreadModes.Unchanged);
Cv2.Resize(mat, mat, new Size(933, 934), 0d, 0d, InterpolationFlags.Linear);
Cv2.CvtColor(mat, mat, ColorConversionCodes.BGR2RGB);
Mat newImage = new Mat();
Cv2.GaussianBlur(mat, newImage, new Size(67, 67), 0d, 0d, BorderTypes.Default);
Cv2.CvtColor(newImage, newImage, ColorConversionCodes.BGR2RGB);
Mat merged = Mat.Ones || Mat.Zeros // HELP NEEDED HERE
Cv2.Merge(new Mat[] { mat, newImage }, merged);
Found a good hint and sample code here: How to merge two images in opencv?在这里找到了一个很好的提示和示例代码: 如何在 opencv 中合并两个图像?
Here's my final solution:这是我的最终解决方案:
var mat = Cv2.ImRead(OriginalFileName, ImreadModes.Unchanged);
Cv2.Resize(mat, mat, new Size(933, 934), 0d, 0d, InterpolationFlags.Linear);
Cv2.CvtColor(mat, mat, ColorConversionCodes.BGR2RGB);
Mat newImage = new Mat();
Cv2.GaussianBlur(mat, newImage, new Size(67, 67), 0d, 0d, BorderTypes.Default);
Cv2.CvtColor(newImage, newImage, ColorConversionCodes.BGR2RGB);
//merging
double alpha = 0; double beta;
Mat src1, src2, merge;
merge = new Mat();
src1 = mat;
src2 = newImage;
beta = (1.0 - alpha);
Cv2.AddWeighted(src1, alpha, src2, beta, 0.0, merge);
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