GNU Radio 3.6.5 C++ API
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00001 /* -*- c++ -*- */ 00002 /* 00003 * Copyright 2008, 2012 Free Software Foundation, Inc. 00004 * 00005 * This file is part of GNU Radio 00006 * 00007 * GNU Radio is free software; you can redistribute it and/or modify 00008 * it under the terms of the GNU General Public License as published by 00009 * the Free Software Foundation; either version 3, or (at your option) 00010 * any later version. 00011 * 00012 * GNU Radio is distributed in the hope that it will be useful, 00013 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00015 * GNU General Public License for more details. 00016 * 00017 * You should have received a copy of the GNU General Public License 00018 * along with GNU Radio; see the file COPYING. If not, write to 00019 * the Free Software Foundation, Inc., 51 Franklin Street, 00020 * Boston, MA 02110-1301, USA. 00021 */ 00022 00023 #ifndef INCLUDED_ANALOG_FMDET_CF_IMPL_H 00024 #define INCLUDED_ANALOG_FMDET_CF_IMPL_H 00025 00026 #include <analog/fmdet_cf.h> 00027 //#include <filter/fir_filter.h> 00028 #include <gr_sync_block.h> 00029 00030 namespace gr { 00031 namespace analog { 00032 00033 class fmdet_cf_impl : public fmdet_cf 00034 { 00035 private: 00036 gr_complex d_S1, d_S2, d_S3, d_S4; 00037 float d_freq, d_freqlo, d_freqhi, d_scl, d_bias; 00038 //kernel::fir_filter_ccf* d_filter; 00039 00040 public: 00041 fmdet_cf_impl(float samplerate, float freq_low, 00042 float freq_high, float scl); 00043 ~fmdet_cf_impl(); 00044 00045 void set_scale(float scl); 00046 void set_freq_range(float freq_low, float freq_high); 00047 00048 float freq() const { return d_freq; } 00049 float freq_high() const { return d_freqhi; } 00050 float freq_low() const { return d_freqlo; } 00051 float scale() const { return d_scl; } 00052 float bias() const { return d_bias; } 00053 00054 int work(int noutput_items, 00055 gr_vector_const_void_star &input_items, 00056 gr_vector_void_star &output_items); 00057 }; 00058 00059 } /* namespace analog */ 00060 } /* namespace gr */ 00061 00062 #endif /* INCLUDED_ANALOG_FMDET_CF_IMPL_H */