diff options
Diffstat (limited to 'gr-atsc/include/atsc/GrAtscConvert2xTo20.h')
| -rw-r--r-- | gr-atsc/include/atsc/GrAtscConvert2xTo20.h | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/gr-atsc/include/atsc/GrAtscConvert2xTo20.h b/gr-atsc/include/atsc/GrAtscConvert2xTo20.h new file mode 100644 index 0000000000..47ea4fb593 --- /dev/null +++ b/gr-atsc/include/atsc/GrAtscConvert2xTo20.h @@ -0,0 +1,50 @@ +/* -*- 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 <filter/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_ */ |