2 Copyright (C) 2003-2015 Paul Brossier <piem@aubio.org>
4 This file is part of aubio.
6 aubio is free software: you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation, either version 3 of the License, or
9 (at your option) any later version.
11 aubio is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with aubio. If not, see <http://www.gnu.org/licenses/>.
22 * Private include file
24 * This file is for inclusion from _within_ the library only.
30 /*********************
46 /* must be included before fftw3.h */
51 #if defined(HAVE_FFTW3) || defined(HAVE_FFTW3F)
64 #include <limits.h> // for CHAR_BIT, in C99 standard
71 #ifdef HAVE_ACCELERATE
73 #include <Accelerate/Accelerate.h>
74 #elif defined(HAVE_ATLAS_CBLAS_H)
76 #include <atlas/cblas.h>
81 #ifdef HAVE_ACCELERATE
82 #include <Accelerate/Accelerate.h>
83 #ifndef HAVE_AUBIO_DOUBLE
84 #define aubio_vDSP_mmov vDSP_mmov
85 #define aubio_vDSP_vmul vDSP_vmul
86 #define aubio_vDSP_vfill vDSP_vfill
87 #define aubio_vDSP_meanv vDSP_meanv
88 #define aubio_vDSP_sve vDSP_sve
89 #define aubio_vDSP_maxv vDSP_maxv
90 #define aubio_vDSP_maxvi vDSP_maxvi
91 #define aubio_vDSP_minv vDSP_minv
92 #define aubio_vDSP_minvi vDSP_minvi
93 #define aubio_vDSP_dotpr vDSP_dotpr
94 #else /* HAVE_AUBIO_DOUBLE */
95 #define aubio_vDSP_mmov vDSP_mmovD
96 #define aubio_vDSP_vmul vDSP_vmulD
97 #define aubio_vDSP_vfill vDSP_vfillD
98 #define aubio_vDSP_meanv vDSP_meanvD
99 #define aubio_vDSP_sve vDSP_sveD
100 #define aubio_vDSP_maxv vDSP_maxvD
101 #define aubio_vDSP_maxvi vDSP_maxviD
102 #define aubio_vDSP_minv vDSP_minvD
103 #define aubio_vDSP_minvi vDSP_minviD
104 #define aubio_vDSP_dotpr vDSP_dotprD
105 #endif /* HAVE_AUBIO_DOUBLE */
106 #endif /* HAVE_ACCELERATE */
109 #ifndef HAVE_AUBIO_DOUBLE
110 #define aubio_catlas_set catlas_sset
111 #define aubio_cblas_copy cblas_scopy
112 #define aubio_cblas_swap cblas_sswap
113 #define aubio_cblas_dot cblas_sdot
114 #else /* HAVE_AUBIO_DOUBLE */
115 #define aubio_catlas_set catlas_dset
116 #define aubio_cblas_copy cblas_dcopy
117 #define aubio_cblas_swap cblas_dswap
118 #define aubio_cblas_dot cblas_ddot
119 #endif /* HAVE_AUBIO_DOUBLE */
120 #endif /* HAVE_ATLAS */
122 #if !defined(HAVE_MEMCPY_HACKS) && !defined(HAVE_ACCELERATE) && !defined(HAVE_ATLAS)
130 #define AUBIO_UNSTABLE 1
132 #include "mathutils.h"
140 /* Memory management */
141 #define AUBIO_MALLOC(_n) malloc(_n)
142 #define AUBIO_REALLOC(_p,_n) realloc(_p,_n)
143 #define AUBIO_NEW(_t) (_t*)calloc(sizeof(_t), 1)
144 #define AUBIO_ARRAY(_t,_n) (_t*)calloc((_n)*sizeof(_t), 1)
145 #define AUBIO_MEMCPY(_dst,_src,_n) memcpy(_dst,_src,_n)
146 #define AUBIO_MEMSET(_dst,_src,_t) memset(_dst,_src,_t)
147 #define AUBIO_FREE(_p) free(_p)
151 #define AUBIO_FOPEN(_f,_m) fopen(_f,_m)
152 #define AUBIO_FCLOSE(_f) fclose(_f)
153 #define AUBIO_FREAD(_p,_s,_n,_f) fread(_p,_s,_n,_f)
154 #define AUBIO_FSEEK(_f,_n,_set) fseek(_f,_n,_set)
157 #define AUBIO_STRLEN(_s) strlen(_s)
158 #define AUBIO_STRCMP(_s,_t) strcmp(_s,_t)
159 #define AUBIO_STRNCMP(_s,_t,_n) strncmp(_s,_t,_n)
160 #define AUBIO_STRCPY(_dst,_src) strcpy(_dst,_src)
161 #define AUBIO_STRCHR(_s,_c) strchr(_s,_c)
163 #define AUBIO_STRDUP(s) strdup(s)
165 #define AUBIO_STRDUP(s) AUBIO_STRCPY(AUBIO_MALLOC(AUBIO_STRLEN(s) + 1), s)
169 /* Error reporting */
175 #ifdef HAVE_C99_VARARGS_MACROS
176 #define AUBIO_ERR(...) fprintf(stderr, "AUBIO ERROR: " __VA_ARGS__)
177 #define AUBIO_MSG(...) fprintf(stdout, __VA_ARGS__)
178 #define AUBIO_DBG(...) fprintf(stderr, __VA_ARGS__)
179 #define AUBIO_WRN(...) fprintf(stderr, "AUBIO WARNING: " __VA_ARGS__)
181 #define AUBIO_ERR(format, args...) fprintf(stderr, "AUBIO ERROR: " format , ##args)
182 #define AUBIO_MSG(format, args...) fprintf(stdout, format , ##args)
183 #define AUBIO_DBG(format, args...) fprintf(stderr, format , ##args)
184 #define AUBIO_WRN(format, args...) fprintf(stderr, "AUBIO WARNING: " format, ##args)
187 #define AUBIO_ERROR AUBIO_ERR
189 #define AUBIO_QUIT(_s) exit(_s)
190 #define AUBIO_SPRINTF sprintf
194 #define PI (3.14159265358979323846)
198 #define TWO_PI (PI*2.)
201 #define PATH_MAX 1024
204 /* aliases to math.h functions */
205 #if !HAVE_AUBIO_DOUBLE
230 #define ROUND(x) FLOOR(x+.5)
232 /* aliases to complex.h functions */
233 #if HAVE_AUBIO_DOUBLE || !defined(HAVE_COMPLEX_H) || defined(WIN32)
234 /* mingw32 does not know about c*f functions */
236 /** complex = CEXPC(complex) */
238 /** sample = ARGC(complex) */
240 /** sample = ABSC(complex) norm */
242 /** sample = REAL(complex) */
244 /** sample = IMAG(complex) */
247 /** sample = EXPC(complex) */
249 /** complex = CEXPC(complex) */
251 /** sample = ARGC(complex) */
253 /** sample = ABSC(complex) norm */
255 /** sample = REAL(complex) */
257 /** sample = IMAG(complex) */
261 /* avoid unresolved symbol with msvc 9 */
262 #if defined(_MSC_VER) && (_MSC_VER < 1900)
266 /* handy shortcuts */
267 #define DB2LIN(g) (POW(10.0,(g)*0.05f))
268 #define LIN2DB(v) (20.0*LOG10(v))
269 #define SQR(_a) ((_a)*(_a))
272 #define MAX(a,b) (((a)>(b))?(a):(b))
275 #define MIN(a,b) (((a)<(b))?(a):(b))
278 #define ELEM_SWAP(a,b) { register smpl_t t=(a);(a)=(b);(b)=t; }
280 #define VERY_SMALL_NUMBER 2.e-42 //1.e-37
282 /** if ABS(f) < VERY_SMALL_NUMBER, returns 1, else 0 */
283 #define IS_DENORMAL(f) ABS(f) < VERY_SMALL_NUMBER
285 /** if ABS(f) < VERY_SMALL_NUMBER, returns 0., else f */
286 #define KILL_DENORMAL(f) IS_DENORMAL(f) ? 0. : f
288 /** if f > VERY_SMALL_NUMBER, returns f, else returns VERY_SMALL_NUMBER */
289 #define CEIL_DENORMAL(f) f < VERY_SMALL_NUMBER ? VERY_SMALL_NUMBER : f
291 #define SAFE_LOG10(f) LOG10(CEIL_DENORMAL(f))
292 #define SAFE_LOG(f) LOG(CEIL_DENORMAL(f))
294 /** silence unused parameter warning by adding an attribute */
295 #if defined(__GNUC__)
296 #define UNUSED __attribute__((unused))
301 /* are we using gcc -std=c99 ? */
302 #if defined(__STRICT_ANSI__)
303 #define strnlen(a,b) MIN(strlen(a),b)
304 #if !HAVE_AUBIO_DOUBLE
307 #endif /* __STRICT_ANSI__ */
309 #endif /* AUBIO_PRIV_H */