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+/**%0A * Filter will convert the color of image by gaussian filter.%0A */%0Apublic class GaussianFilter implements Filter %7B%0A%0A%09public void filter(PixelImage pi) %7B%0A%09%09// Matrix algorithm for gaussian filter.%0A%09%09int%5B%5D%5B%5D weights = %7B %7B 1, 2, 1 %7D, %7B 2, 4, 2 %7D, %7B 1, 2, 1 %7D %7D;%0A%09%09pi.transformImage(weights);%0A%09%09// transformIamge is where the computation of the%0A%09%09// new pixel is done%0A%0A%09%7D%0A%7D%0A

Create GaussianFilter.java