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Java - Brightness
public BufferedImage brightness(BufferedImage bi, float value)
{
BufferedImage buff = new BufferedImage(bi.getWidth(), bi.getHeight(), bi.getType());
Kernel kernel = new Kernel(1, 1, new float[] {value});
ConvolveOp op = new ConvolveOp(kernel);
op.filter(bi, buff);
return buff;
}
