public void setEncodeParam(PNGEncodeParam encodeParam) {
        this.encodeParam = encodeParam;
    }
Sets the current encoder param instance.  This method is
intended to be called by the PNG decoder and will overwrite the
current instance returned by <code>getEncodeParam</code>.
plugins/svg-plugin/batik-codec-fix/src/main/java/org/apache/batik/ext/awt/image/codec/png/PNGDecodeParam.java