public static QuantumStrategy getStrategy(QuantumDef qd, PixelsType type)
public static QuantumStrategy getStrategy(QuantumDef qd, PixelsType type, IPixels iPixels)
	public static QuantumStrategy getStrategy(QuantumDef qd, PixelsType type)	{        verifyDef(qd, type);        QuantumStrategy strg = null;        strg = getQuantization(qd,type);        if (strg == null)            throw new IllegalArgumentException("Unsupported strategy");        return strg;	}