--- /dev/null
+/* -*- c++ -*- */
+/*
+ * Copyright 2002 Free Software Foundation, Inc.
+ *
+ * This file is part of GNU Radio
+ *
+ * GNU Radio is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3, or (at your option)
+ * any later version.
+ *
+ * GNU Radio is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with GNU Radio; see the file COPYING. If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street,
+ * Boston, MA 02110-1301, USA.
+ */
+#ifndef _GRATSCCONVERT2XTO20_H_
+#define _GRATSCCONVERT2XTO20_H_
+
+#include <VrDecimatingSigProc.h>
+#include <gr_mmse_fir_interpolator.h>
+
+class GrAtscConvert2xTo20 : public VrDecimatingSigProc<float,float> {
+ gr_mmse_fir_interpolator d_interp;
+ double d_frac_part;
+ VrSampleIndex d_next_input;
+
+public:
+ GrAtscConvert2xTo20 ();
+ ~GrAtscConvert2xTo20 ();
+
+ virtual const char *name () { return "GrAtscConvert2xTo20"; }
+
+ virtual int forecast (VrSampleRange output,
+ VrSampleRange inputs[]);
+
+ virtual int work (VrSampleRange output, void *o[],
+ VrSampleRange inputs[], void *i[]);
+
+ void pre_initialize ();
+ int checkOutputSamplingFrequency(float) { return 0; } // bogus, but required
+
+};
+
+#endif /* _GRATSCCONVERT2XTO20_H_ */