public static int borderForwardLower( WlCoef desc ) {
		int ret =  -Math.min(desc.offsetScaling,desc.offsetWavelet);

		return ret + (ret % 2);
	}
public static int borderForwardLower ( WlCoef desc ) { int ret = - Math . min ( desc . offsetScaling , desc . offsetWavelet ) ; return ret + ( ret % 2 ) ; }
Returns the lower border for a forward wavelet transform.