xiazdong

public class GussianBlur {
    private static final GussianBlur INSTANCE = new GussianBlur();
    private int sigma = 15;   //通过调节该参数设置高斯模糊的模糊程度，越大越模糊
    private int radius = 3 * sigma;
    private double[] kernel = new double[radius + 1];  //kernel[i]表示离中心点距离为i的权重

    private GussianBlur() {}

    /**
     * 初始化卷积核

xiazdong

public class PixelateUtil {
    /**
     * 普通图像－>像素图，zoneWidth为像素图的大像素的宽度
     */
    public static Bitmap pixelate(Bitmap bitmap, int zoneWidth) {
        return pixelate(bitmap, zoneWidth, 0, 0, bitmap.getWidth(), bitmap.getHeight());
    }

    /**
     * 普通图－>像素图，left、top、right、bottom可指定打马赛克区域

xiazdong

public static void main(String args[]){
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}