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libdspl-2.0/release/include/dspl.h

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/*
* Copyright (c) 2015-2019 Sergey Bakhurin
* Digital Signal Processing Library [http://dsplib.org]
*
* This file is part of libdspl-2.0.
*
* is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* DSPL 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 Lesser General Public License
* along with Foobar. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef DSPL_H
#define DSPL_H
#include <math.h>
/* math const definition */
#ifndef M_PI
#define M_PI 3.1415926535897932384626433832795
#endif
#ifndef M_2PI
#define M_2PI 6.283185307179586476925286766559
#endif
typedef double complex_t[2];
typedef struct
{
complex_t* w;
complex_t* t0;
complex_t* t1;
int n;
int p2;
} fft_t;
typedef struct
{
void* dat;
int n;
int m;
int type;
} matrix_t;
#define RE(x) (x[0])
#define IM(x) (x[1])
#define SQR(x) ((x) * (x))
#define ABSSQR(x) ((SQR(RE(x))) + (SQR(IM(x))))
#define ABS(x) sqrt((ABSSQR(x)))
#define ARG(x) atan2(IM(x), RE(x))
#define CMRE(a,b) ((RE(a)) * (RE(b)) - (IM(a)) * (IM(b)))
#define CMIM(a,b) ((RE(a)) * (IM(b)) + (IM(a)) * (RE(b)))
#define CMCONJRE(a, b) ((RE(a)) * (RE(b)) + (IM(a)) * (IM(b)))
#define CMCONJIM(a, b) ((IM(a)) * (RE(b)) - (RE(a)) * (IM(b)))
#define RES_OK 0
/* Error codes */
/* A 0x01xxxxxx*/
/* B 0x02xxxxxx*/
/* C 0x03xxxxxx*/
/* D 0x04xxxxxx*/
#define ERROR_DAT_TYPE 0x04012020
#define ERROR_DIV_ZERO 0x04102226
/* E 0x05xxxxxx*/
#define ERROR_ELLIP_MODULE 0x05121315
/* F 0x06xxxxxx*/
#define ERROR_FFT_CREATE 0x06060318
#define ERROR_FFT_SIZE 0x06062021
#define ERROR_FILTER_A0 0x06100100
#define ERROR_FILTER_FT 0x06100620
#define ERROR_FILTER_ORD 0x06101518
#define ERROR_FILTER_RP 0x06101816
#define ERROR_FILTER_RS 0x06101819
#define ERROR_FNAME 0x06140113
#define ERROR_FOPEN 0x06151605
#define ERROR_FREAD_SIZE 0x06180501
#define ERROR_FWRITE_SIZE 0x06231820
/* G 0x07xxxxxx*/
/* H 0x08xxxxxx*/
/* I 0x09xxxxxx*/
#define ERROR_INC_SIZE 0x09140319
/* J 0x10xxxxxx*/
/* K 0x11xxxxxx*/
/* L 0x12xxxxxx*/
/* M 0x13xxxxxx*/
#define ERROR_MATRIX_SIZE 0x13011909
/* N 0x14xxxxxx*/
#define ERROR_NEGATIVE 0x14050701
/* O 0x15xxxxxx*/
/* P 0x16xxxxxx*/
#define ERROR_POLY_ORD 0x16151518
#define ERROR_PTR 0x16201800
/* Q 0x17xxxxxx*/
/* R 0x18xxxxxx*/
#define ERROR_RAND_SIGMA 0x18011909
#define ERROR_RESAMPLE_RATIO 0x18051801
#define ERROR_RESAMPLE_FRAC_DELAY 0x18050604
/* S 0x19xxxxxx*/
#define ERROR_SIZE 0x19092605
#define ERROR_SYM_TYPE 0x19251320
/* T 0x20xxxxxx*/
/* U 0x21xxxxxx*/
#define ERROR_UNWRAP 0x21142318
/* V 0x22xxxxxx*/
/* W 0x23xxxxxx*/
#define ERROR_WIN_TYPE 0x23092025
#define ERROR_WIN_SYM 0x23091925
/* X 0x24xxxxxx*/
/* Y 0x25xxxxxx*/
/* Z 0x26xxxxxx*/
#define DAT_MASK 0x00000001
#define DAT_DOUBLE 0x00000000
#define DAT_COMPLEX 0x00000001
#define DSPL_MATRIX_BLOCK 32
#define DSPL_SYMMETRIC 0x00000000
#define DSPL_PERIODIC 0x00000001
#define DSPL_FLAG_LOG 0x00000001
#define DSPL_FLAG_UNWRAP 0x00000002
#define DSPL_WIN_SYM_MASK 0x00000001
#define DSPL_WIN_MASK 0x000FFFFE
#define DSPL_WIN_SYMMETRIC DSPL_SYMMETRIC
#define DSPL_WIN_PERIODIC DSPL_PERIODIC
#define DSPL_WIN_BARTLETT 0x00000004
#define DSPL_WIN_BARTLETT_HANN 0x00000008
#define DSPL_WIN_BLACKMAN 0x00000010
#define DSPL_WIN_BLACKMAN_HARRIS 0x00000040
#define DSPL_WIN_BLACKMAN_NUTTALL 0x00000080
#define DSPL_WIN_FLAT_TOP 0x00000100
#define DSPL_WIN_GAUSSIAN 0x00000400
#define DSPL_WIN_HAMMING 0x00000800
#define DSPL_WIN_HANN 0x00001000
#define DSPL_WIN_LANCZOS 0x00004000
#define DSPL_WIN_NUTTALL 0x00008000
#define DSPL_WIN_RECT 0x00010000
#define DSPL_WIN_COS 0x00040000
#define ELLIP_ITER 16
#define ELLIP_MAX_ORD 24
#define DSPL_VERIF_FAILED 1
#define DSPL_VERIF_SUCCESS 0
#ifdef __cplusplus
extern "C" {
#endif
#ifdef BUILD_LIB
// Declare DSPL_API for Windows OS
#ifdef WIN_OS
#define DSPL_API __declspec(dllexport)
#endif // WIN_OS
// Declare DSPL_API for LINUX OS
#ifdef LINUX_OS
#define DSPL_API
#endif //LINUX_OS
#endif //BUILD_DLL
#define COMMA ,
#ifdef BUILD_LIB
#define DECLARE_FUNC(type, fn, param)\
type DSPL_API fn(param);
#endif
#ifndef BUILD_LIB
#define DECLARE_FUNC( type, fn, param)\
typedef type (*p_##fn)(param);\
extern p_##fn fn;
#endif
//------------------------------------------------------------------------------
DECLARE_FUNC(int, acos_cmplx, complex_t*
COMMA int
COMMA complex_t*);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, asin_cmplx, complex_t*
COMMA int
COMMA complex_t*);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, butter_ap, double
COMMA int
COMMA double*
COMMA double*);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, butter_ap_zp, int
COMMA double
COMMA complex_t*
COMMA int*
COMMA complex_t*
COMMA int*);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, cheby_poly1, double*
COMMA int
COMMA int
COMMA double*);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, cheby_poly2, double*
COMMA int
COMMA int
COMMA double*);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, cheby1_ap, double
COMMA int
COMMA double*
COMMA double*);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, cheby1_ap_zp, int
COMMA double
COMMA complex_t*
COMMA int*
COMMA complex_t*
COMMA int*);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, cheby2_ap, double rs
COMMA int ord
COMMA double* b
COMMA double* a);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, cheby2_ap_zp, int
COMMA double
COMMA complex_t*
COMMA int*
COMMA complex_t*
COMMA int*);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, cmplx2re, complex_t*
COMMA int
COMMA double*
COMMA double*);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, concat, void*
COMMA size_t
COMMA void*
COMMA size_t
COMMA void*);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, conv, double*
COMMA int
COMMA double*
COMMA int
COMMA double*);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, conv_cmplx, complex_t*
COMMA int
COMMA complex_t*
COMMA int
COMMA complex_t*);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, conv_fft_cmplx, complex_t* a
COMMA int na
COMMA complex_t* b
COMMA int nb
COMMA fft_t* pfft
COMMA complex_t* c);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, cos_cmplx, complex_t*
COMMA int
COMMA complex_t*);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, decimate, double* x
COMMA int n
COMMA int dec
COMMA double* y
COMMA int* cnt);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, decimate_cmplx, complex_t* x
COMMA int n
COMMA int dec
COMMA complex_t* y
COMMA int* cnt);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, dft, double*
COMMA int
COMMA complex_t*);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, dft_cmplx, complex_t*
COMMA int
COMMA complex_t*);
//------------------------------------------------------------------------------
DECLARE_FUNC(double, dmod, double
COMMA double);
//------------------------------------------------------------------------------
DECLARE_FUNC(void, dspl_info, void);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, ellip_acd, double* w
COMMA int n
COMMA double k
COMMA double* u);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, ellip_acd_cmplx, complex_t* w
COMMA int n
COMMA double k
COMMA complex_t* u);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, ellip_ap, double rp
COMMA double rs
COMMA int ord
COMMA double* b
COMMA double* a);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, ellip_ap_zp, int ord
COMMA double rp
COMMA double rs
COMMA complex_t* z
COMMA int* nz
COMMA complex_t* p
COMMA int* np);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, ellip_asn, double* w
COMMA int n
COMMA double k
COMMA double* u);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, ellip_asn_cmplx, complex_t* w
COMMA int n
COMMA double k
COMMA complex_t* u);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, ellip_cd, double* u
COMMA int n
COMMA double k
COMMA double* y);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, ellip_cd_cmplx, complex_t* u
COMMA int n
COMMA double k
COMMA complex_t* y);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, ellip_landen, double k
COMMA int n
COMMA double* y);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, ellip_modulareq, double rp
COMMA double rs
COMMA int ord
COMMA double* k);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, ellip_rat, double* w
COMMA int n
COMMA int ord
COMMA double k
COMMA double* u);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, ellip_sn, double* u
COMMA int n
COMMA double k
COMMA double* y);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, ellip_sn_cmplx, complex_t* u
COMMA int n
COMMA double k
COMMA complex_t* y);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, idft_cmplx, complex_t*
COMMA int
COMMA complex_t*);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, ifft_cmplx, complex_t*
COMMA int
COMMA fft_t*
COMMA complex_t* );
//------------------------------------------------------------------------------
DECLARE_FUNC(int, farrow_lagrange, double*
COMMA int
COMMA double
COMMA double
COMMA double
COMMA double**
COMMA int*);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, farrow_spline, double*
COMMA int
COMMA double
COMMA double
COMMA double
COMMA double**
COMMA int*);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, filter_iir, double*
COMMA double*
COMMA int
COMMA double*
COMMA int
COMMA double*);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, filter_zp2ab, complex_t*
COMMA int
COMMA complex_t*
COMMA int
COMMA int
COMMA double*
COMMA double*);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, fft, double*
COMMA int
COMMA fft_t*
COMMA complex_t* );
//------------------------------------------------------------------------------
DECLARE_FUNC(int, fft_cmplx, complex_t*
COMMA int
COMMA fft_t*
COMMA complex_t* );
//------------------------------------------------------------------------------
DECLARE_FUNC(int, fft_create, fft_t*
COMMA int);
//------------------------------------------------------------------------------
DECLARE_FUNC(void, fft_free, fft_t*);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, fft_shift, double*
COMMA int n
COMMA double*);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, fft_shift_cmplx, complex_t*
COMMA int
COMMA complex_t*);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, flipip, double*
COMMA int);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, flipip_cmplx, complex_t*
COMMA int);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, fourier_integral_cmplx, double* t
COMMA complex_t* s
COMMA int nt
COMMA int nw
COMMA double* w
COMMA complex_t* y);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, fourier_series_dec, double*
COMMA double*
COMMA int
COMMA double
COMMA int
COMMA double*
COMMA complex_t*);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, fourier_series_dec_cmplx, double* t
COMMA complex_t* s
COMMA int nt
COMMA double period
COMMA int nw
COMMA double* w
COMMA complex_t* y);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, fourier_series_rec, double*
COMMA complex_t*
COMMA int
COMMA double*
COMMA int
COMMA complex_t*);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, freqs, double*
COMMA double*
COMMA int
COMMA double*
COMMA int
COMMA complex_t*);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, freqs_cmplx, double* b
COMMA double* a
COMMA int ord
COMMA complex_t* s
COMMA int n
COMMA complex_t* h);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, freqs_resp, double*
COMMA double*
COMMA int
COMMA double*
COMMA int
COMMA int
COMMA double*
COMMA double*
COMMA double*);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, freqs2time, double*
COMMA double*
COMMA int
COMMA double
COMMA int
COMMA fft_t*
COMMA double*
COMMA double*);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, freqz, double*
COMMA double*
COMMA int
COMMA double*
COMMA int
COMMA complex_t*);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, goertzel, double*
COMMA int
COMMA int*
COMMA int
COMMA complex_t*);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, goertzel_cmplx, complex_t*
COMMA int
COMMA int*
COMMA int
COMMA complex_t*);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, linspace, double
COMMA double
COMMA int
COMMA int
COMMA double*);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, log_cmplx, complex_t*
COMMA int
COMMA complex_t*);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, logspace, double
COMMA double
COMMA int
COMMA int
COMMA double*);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, low2bp, double* b
COMMA double* a
COMMA int ord
COMMA double w0
COMMA double wpl
COMMA double wph
COMMA double* beta
COMMA double* alpha);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, low2high, double* b
COMMA double* a
COMMA int ord
COMMA double w0
COMMA double w1
COMMA double* beta
COMMA double* alpha);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, low2low, double* b
COMMA double* a
COMMA int ord
COMMA double w0
COMMA double w1
COMMA double* beta
COMMA double* alpha);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, matrix_create, matrix_t* a
COMMA int n
COMMA int m
COMMA int type);
//------------------------------------------------------------------------------
DECLARE_FUNC(void, matrix_free, matrix_t* a);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, matrix_print, matrix_t* a
COMMA const char* name
COMMA const char* format);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, matrix_transpose, matrix_t* a
COMMA matrix_t* b);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, matrix_transpose_hermite, matrix_t* a
COMMA matrix_t* b);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, poly_z2a_cmplx, complex_t*
COMMA int
COMMA int
COMMA complex_t*);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, polyval, double*
COMMA int
COMMA double*
COMMA int
COMMA double*);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, polyval_cmplx, complex_t*
COMMA int
COMMA complex_t*
COMMA int
COMMA complex_t*);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, randn, double*
COMMA int
COMMA double
COMMA double);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, randu, double*
COMMA int);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, ratcompos, double* b
COMMA double* a
COMMA int n
COMMA double* c
COMMA double* d
COMMA int p
COMMA double* beta
COMMA double* alpha);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, re2cmplx, double*
COMMA int
COMMA complex_t*);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, readbin, char* fn
COMMA void** x
COMMA int* k
COMMA int* dtype);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, signal_pimp, double*
COMMA size_t
COMMA double
COMMA double
COMMA double
COMMA double
COMMA double*);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, signal_saw, double* t
COMMA size_t n
COMMA double amp
COMMA double dt
COMMA double period
COMMA double* y);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, sin_cmplx, complex_t*
COMMA int
COMMA complex_t*);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, sinc, double* x
COMMA int n
COMMA double a
COMMA double* y);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, sqrt_cmplx, complex_t*
COMMA int
COMMA complex_t*);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, trapint, double*
COMMA double*
COMMA int
COMMA double*);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, trapint_cmplx, double*
COMMA complex_t*
COMMA int
COMMA complex_t*);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, unwrap, double*
COMMA int
COMMA double
COMMA double);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, verif, double* x
COMMA double* y
COMMA size_t n
COMMA double eps
COMMA double* err);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, verif_cmplx, complex_t* x
COMMA complex_t* y
COMMA size_t n
COMMA double eps
COMMA double* err);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, writebin, void*
COMMA int
COMMA int
COMMA char*);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, writetxt, double*
COMMA double*
COMMA int
COMMA char*);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, writetxt_3d, double* x
COMMA int nx
COMMA double* y
COMMA int ny
COMMA double* z
COMMA char* fn);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, writetxt_3dline, double* x
COMMA double* y
COMMA double* z
COMMA int n
COMMA char* fn);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, writetxt_cmplx_im, double*
COMMA complex_t*
COMMA int
COMMA char*);
//------------------------------------------------------------------------------
DECLARE_FUNC(int, writetxt_cmplx_re, double*
COMMA complex_t*
COMMA int
COMMA char*);
//------------------------------------------------------------------------------
#ifdef __cplusplus
}
#endif
void* dspl_load();
void dspl_free(void* handle);
#endif //DSPL_H
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