GNU Radio Manual and C++ API Reference  3.7.9.2
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GrAtscConvert2xTo20.h
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1 /* -*- c++ -*- */
2 /*
3  * Copyright 2002 Free Software Foundation, Inc.
4  *
5  * This file is part of GNU Radio
6  *
7  * GNU Radio is free software; you can redistribute it and/or modify
8  * it under the terms of the GNU General Public License as published by
9  * the Free Software Foundation; either version 3, or (at your option)
10  * any later version.
11  *
12  * GNU Radio is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15  * GNU General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with GNU Radio; see the file COPYING. If not, write to
19  * the Free Software Foundation, Inc., 51 Franklin Street,
20  * Boston, MA 02110-1301, USA.
21  */
22 #ifndef _GRATSCCONVERT2XTO20_H_
23 #define _GRATSCCONVERT2XTO20_H_
24 
25 #include <VrDecimatingSigProc.h>
26 #include <gnuradio/filter/mmse_fir_interpolator.h>
27 
28 class GrAtscConvert2xTo20 : public VrDecimatingSigProc<float,float> {
29  gr_mmse_fir_interpolator d_interp;
30  double d_frac_part;
31  VrSampleIndex d_next_input;
32 
33 public:
36 
37  virtual const char *name () { return "GrAtscConvert2xTo20"; }
38 
39  virtual int forecast (VrSampleRange output,
40  VrSampleRange inputs[]);
41 
42  virtual int work (VrSampleRange output, void *o[],
43  VrSampleRange inputs[], void *i[]);
44 
45  void pre_initialize ();
46  int checkOutputSamplingFrequency(float) { return 0; } // bogus, but required
47 
48 };
49 
50 #endif /* _GRATSCCONVERT2XTO20_H_ */
int checkOutputSamplingFrequency(float)
Definition: GrAtscConvert2xTo20.h:46
virtual int work(VrSampleRange output, void *o[], VrSampleRange inputs[], void *i[])
Definition: GrAtscConvert2xTo20.h:28
virtual const char * name()
Definition: GrAtscConvert2xTo20.h:37
virtual int forecast(VrSampleRange output, VrSampleRange inputs[])