// Creates the forward component transform
ForwCompTransf fctransf = new ForwCompTransf(imgtiler, j2kwparam);
// Creates ImgDataConverter
ImgDataConverter converter = new ImgDataConverter(fctransf);
// Creates ForwardWT (forward wavelet transform)
ForwardWT dwt = ForwardWT.createInstance(converter, j2kwparam);
// Creates Quantizer