91 lines
3.1 KiB
C
91 lines
3.1 KiB
C
/* utilities.h
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This file is part of a program that implements a Software-Defined Radio.
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Copyright (C) 2013, 2019, 2024 Warren Pratt, NR0V
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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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__declspec (dllexport) void *malloc0 (int size);
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extern void print_impulse (const char* filename, int N, double* impulse, int rtype, int pr_mode);
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extern __declspec (dllexport) void analyze_bandpass_filter (int N, double f_low, double f_high, double samplerate, int wintype, int rtype, double scale);
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void print_peak_val(const char* filename, int N, double* buff, double thresh);
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void print_peak_env (const char* filename, int N, double* buff, double thresh);
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extern void print_peak_env_f2 (const char* filename, int N, float* Ibuff, float* Qbuff);
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extern void print_iqc_values(const char* file, int state, double env_in, double I, double Q, double ym, double yc, double ys, double thresh);
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extern void print_meter (const char* filename, double* meter, int enum_av, int enum_pk, int enum_gain);
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extern void print_message (const char* filename, const char* message, int p0, int p1, int p2);
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extern void print_window_gain (const char* filename, int wintype, double inv_coherent_gain, double inherent_gain);
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extern void print_deviation (const char* filename, double dpmax, double rate);
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extern void doCalccPrintSamples(int channel);
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__declspec (dllexport) void print_buffer_parameters (const char* filename, int channel);
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extern void print_anb_parms (const char* filename, ANB a);
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extern void WriteAudioWDSP(double seconds, int rate, int size, double* indata, int mode, double gain);
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extern void WriteScaledAudio (
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double seconds, // number of seconds of audio to record
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int rate, // sample rate
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int size, // incoming buffer size
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double* indata ); // pointer to incoming data buffer
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#ifndef _bfcu_h
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#define _bfcu_h
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typedef struct _bfcu
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{
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int id;
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int min_size;
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int max_size;
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double rate;
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double corner;
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int points;
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double* dataset[16];
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int i_lower_corner;
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int i_upper_corner;
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}bfcu, * BFCU;
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extern __declspec (dllexport) int create_bfcu(int id, int min_size, int max_size, double rate, double corner, int points);
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extern __declspec (dllexport) void destroy_bfcu(int id);
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extern __declspec (dllexport) void getFilterCorners(int id, int* lower_index, int* upper_index);
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extern __declspec (dllexport) void getFilterCurve(int id, int size, int w_type, int index_low, int index_high, double* segment);
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extern void test_bfcu();
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#endif
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