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103 lines
2.4 KiB
C++
103 lines
2.4 KiB
C++
/* anr.h
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This file is part of a program that implements a Software-Defined Radio.
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Copyright (C) 2012, 2013 Warren Pratt, NR0V
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Copyright (C) 2024 Edouard Griffiths, F4EXB Adapted to SDRangel
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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The author can be reached by email at
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warren@wpratt.com
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*/
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#ifndef wdsp_anr_h
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#define wdsp_anr_h
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#include <array>
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#include "export.h"
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namespace WDSP {
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class WDSP_API ANR
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{
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public:
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int run;
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int position;
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int buff_size;
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float *in_buff;
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float *out_buff;
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int dline_size;
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int mask;
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int n_taps;
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int delay;
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double two_mu;
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double gamma;
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static const int ANR_DLINE_SIZE = 2048;
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std::array<double, ANR_DLINE_SIZE> d;
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std::array<double, ANR_DLINE_SIZE> w;
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int in_idx;
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double lidx;
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double lidx_min;
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double lidx_max;
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double ngamma;
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double den_mult;
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double lincr;
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double ldecr;
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ANR(
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int run,
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int position,
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int buff_size,
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float *in_buff,
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float *out_buff,
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int dline_size,
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int n_taps,
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int delay,
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double two_mu,
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double gamma,
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double lidx,
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double lidx_min,
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double lidx_max,
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double ngamma,
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double den_mult,
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double lincr,
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double ldecr
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);
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ANR(const ANR&) = delete;
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ANR& operator=(const ANR& other) = delete;
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~ANR() = default;
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void flush();
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void execute(int position);
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void setBuffers(float* in, float* out);
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void setSamplerate(int rate);
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void setSize(int size);
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// RXA Properties
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void setVals(int taps, int delay, double gain, double leakage);
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void setTaps(int taps);
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void setDelay(int delay);
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void setGain(double gain);
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void setLeakage(double leakage);
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};
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} // namespace WDSP
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#endif
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