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102 lines
2.6 KiB
C++
102 lines
2.6 KiB
C++
/* anf.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_anf_h
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#define wdsp_anf_h
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#include "export.h"
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#define ANF_DLINE_SIZE 2048
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namespace WDSP {
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class RXA;
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class WDSP_API ANF
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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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float two_mu;
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float gamma;
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float d [ANF_DLINE_SIZE];
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float w [ANF_DLINE_SIZE];
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int in_idx;
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float lidx;
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float lidx_min;
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float lidx_max;
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float ngamma;
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float den_mult;
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float lincr;
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float ldecr;
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static ANF* create_anf(
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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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float two_mu,
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float gamma,
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float lidx,
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float lidx_min,
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float lidx_max,
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float ngamma,
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float den_mult,
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float lincr,
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float ldecr
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);
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static void destroy_anf (ANF *a);
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static void flush_anf (ANF *a);
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static void xanf (ANF *a, int position);
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static void setBuffers_anf (ANF *a, float* in, float* out);
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static void setSamplerate_anf (ANF *a, int rate);
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static void setSize_anf (ANF *a, int size);
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// RXA Properties
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static void SetANFRun (RXA& rxa, int setit);
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static void SetANFVals (RXA& rxa, int taps, int delay, float gain, float leakage);
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static void SetANFTaps (RXA& rxa, int taps);
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static void SetANFDelay (RXA& rxa, int delay);
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static void SetANFGain (RXA& rxa, float gain);
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static void SetANFLeakage (RXA& rxa, float leakage);
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static void SetANFPosition (RXA& rxa, int position);
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};
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} // namespace WDSP
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#endif
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