def as_new_format(self, format="ATR"):
        """ Create a new disk image in the specified format
        """
        first_data = len(self.header)
        raw = self.rawdata[first_data:]
        data = add_atr_header(raw)
        newraw = SegmentData(data)
        image = self.__class__(newraw)
        return image
Create a new disk image in the specified format