def export(self, swf, frame, **export_opts):
        """ Exports a frame of the specified SWF to SVG.

        @param swf   The SWF.
        @param frame Which frame to export, by 0-based index (int)
        """
        self.wanted_frame = frame
        return super(FrameSVGExporterMixin, self).export(swf, *export_opts)