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Article: 
 The Perils of Image.getScaledInstance()
Subject:  Blur first
Date:  2007-04-20 00:27:10
From:  bsutton


Thanks Chris. This article helped me greatly. I have added a blur before the do while loop. To me, then, the quality is very very close to a photoshop resize. I guess its in the eye of the beholder.

if (higherQuality) {
    // Setup blur convolve before resizing
    float weight = 1.0f/9.0f;
    float[] elements = new float[9]; 
    for (int i = 0; i < 9; i++) {
        elements[i] = weight;
    }
    Kernel blurKernel = new Kernel(3, 3, elements);
    ConvolveOp blur = new ConvolveOp(blurKernel);
    tmp = new BufferedImage(w, h, type);
    blur.filter(ret, tmp);
    ret = tmp;
}

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