mirror of
https://github.com/clangen/musikcube.git
synced 2025-02-06 03:39:50 +00:00
Added fftw3 support so we can calculate a frequency histogram to be used
for audio visualizations.
This commit is contained in:
casey langen
parent
0e11128d0c
commit
1b7ed8ad64
BIN
src/3rdparty/win32_bin/libfftw3-3.dll
vendored
Normal file
BIN
src/3rdparty/win32_bin/libfftw3-3.dll
vendored
Normal file
Binary file not shown.
BIN
src/3rdparty/win32_bin/libfftw3-3.lib
vendored
Normal file
BIN
src/3rdparty/win32_bin/libfftw3-3.lib
vendored
Normal file
Binary file not shown.
BIN
src/3rdparty/win32_bin/libfftw3f-3.dll
vendored
Normal file
BIN
src/3rdparty/win32_bin/libfftw3f-3.dll
vendored
Normal file
Binary file not shown.
BIN
src/3rdparty/win32_bin/libfftw3f-3.lib
vendored
Normal file
BIN
src/3rdparty/win32_bin/libfftw3f-3.lib
vendored
Normal file
Binary file not shown.
415
src/3rdparty/win32_include/fftw3.h
vendored
Normal file
415
src/3rdparty/win32_include/fftw3.h
vendored
Normal file
@ -0,0 +1,415 @@
|
||||
/*
|
||||
* Copyright (c) 2003, 2007-14 Matteo Frigo
|
||||
* Copyright (c) 2003, 2007-14 Massachusetts Institute of Technology
|
||||
*
|
||||
* The following statement of license applies *only* to this header file,
|
||||
* and *not* to the other files distributed with FFTW or derived therefrom:
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
*
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
*
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
|
||||
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
||||
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||||
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
|
||||
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
||||
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
|
||||
* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
||||
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
|
||||
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
|
||||
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
||||
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
*/
|
||||
|
||||
/***************************** NOTE TO USERS *********************************
|
||||
*
|
||||
* THIS IS A HEADER FILE, NOT A MANUAL
|
||||
*
|
||||
* If you want to know how to use FFTW, please read the manual,
|
||||
* online at http://www.fftw.org/doc/ and also included with FFTW.
|
||||
* For a quick start, see the manual's tutorial section.
|
||||
*
|
||||
* (Reading header files to learn how to use a library is a habit
|
||||
* stemming from code lacking a proper manual. Arguably, it's a
|
||||
* *bad* habit in most cases, because header files can contain
|
||||
* interfaces that are not part of the public, stable API.)
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
#ifndef FFTW3_H
|
||||
#define FFTW3_H
|
||||
|
||||
#include <stdio.h>
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C"
|
||||
{
|
||||
#endif /* __cplusplus */
|
||||
|
||||
/* If <complex.h> is included, use the C99 complex type. Otherwise
|
||||
define a type bit-compatible with C99 complex */
|
||||
#if !defined(FFTW_NO_Complex) && defined(_Complex_I) && defined(complex) && defined(I)
|
||||
# define FFTW_DEFINE_COMPLEX(R, C) typedef R _Complex C
|
||||
#else
|
||||
# define FFTW_DEFINE_COMPLEX(R, C) typedef R C[2]
|
||||
#endif
|
||||
|
||||
#define FFTW_CONCAT(prefix, name) prefix ## name
|
||||
#define FFTW_MANGLE_DOUBLE(name) FFTW_CONCAT(fftw_, name)
|
||||
#define FFTW_MANGLE_FLOAT(name) FFTW_CONCAT(fftwf_, name)
|
||||
#define FFTW_MANGLE_LONG_DOUBLE(name) FFTW_CONCAT(fftwl_, name)
|
||||
#define FFTW_MANGLE_QUAD(name) FFTW_CONCAT(fftwq_, name)
|
||||
|
||||
/* IMPORTANT: for Windows compilers, you should add a line
|
||||
*/
|
||||
#define FFTW_DLL
|
||||
/*
|
||||
here and in kernel/ifftw.h if you are compiling/using FFTW as a
|
||||
DLL, in order to do the proper importing/exporting, or
|
||||
alternatively compile with -DFFTW_DLL or the equivalent
|
||||
command-line flag. This is not necessary under MinGW/Cygwin, where
|
||||
libtool does the imports/exports automatically. */
|
||||
#if defined(FFTW_DLL) && (defined(_WIN32) || defined(__WIN32__))
|
||||
/* annoying Windows syntax for shared-library declarations */
|
||||
# if defined(COMPILING_FFTW) /* defined in api.h when compiling FFTW */
|
||||
# define FFTW_EXTERN extern __declspec(dllexport)
|
||||
# else /* user is calling FFTW; import symbol */
|
||||
# define FFTW_EXTERN extern __declspec(dllimport)
|
||||
# endif
|
||||
#else
|
||||
# define FFTW_EXTERN extern
|
||||
#endif
|
||||
|
||||
enum fftw_r2r_kind_do_not_use_me {
|
||||
FFTW_R2HC=0, FFTW_HC2R=1, FFTW_DHT=2,
|
||||
FFTW_REDFT00=3, FFTW_REDFT01=4, FFTW_REDFT10=5, FFTW_REDFT11=6,
|
||||
FFTW_RODFT00=7, FFTW_RODFT01=8, FFTW_RODFT10=9, FFTW_RODFT11=10
|
||||
};
|
||||
|
||||
struct fftw_iodim_do_not_use_me {
|
||||
int n; /* dimension size */
|
||||
int is; /* input stride */
|
||||
int os; /* output stride */
|
||||
};
|
||||
|
||||
#include <stddef.h> /* for ptrdiff_t */
|
||||
struct fftw_iodim64_do_not_use_me {
|
||||
ptrdiff_t n; /* dimension size */
|
||||
ptrdiff_t is; /* input stride */
|
||||
ptrdiff_t os; /* output stride */
|
||||
};
|
||||
|
||||
typedef void (*fftw_write_char_func_do_not_use_me)(char c, void *);
|
||||
typedef int (*fftw_read_char_func_do_not_use_me)(void *);
|
||||
|
||||
/*
|
||||
huge second-order macro that defines prototypes for all API
|
||||
functions. We expand this macro for each supported precision
|
||||
|
||||
X: name-mangling macro
|
||||
R: real data type
|
||||
C: complex data type
|
||||
*/
|
||||
|
||||
#define FFTW_DEFINE_API(X, R, C) \
|
||||
\
|
||||
FFTW_DEFINE_COMPLEX(R, C); \
|
||||
\
|
||||
typedef struct X(plan_s) *X(plan); \
|
||||
\
|
||||
typedef struct fftw_iodim_do_not_use_me X(iodim); \
|
||||
typedef struct fftw_iodim64_do_not_use_me X(iodim64); \
|
||||
\
|
||||
typedef enum fftw_r2r_kind_do_not_use_me X(r2r_kind); \
|
||||
\
|
||||
typedef fftw_write_char_func_do_not_use_me X(write_char_func); \
|
||||
typedef fftw_read_char_func_do_not_use_me X(read_char_func); \
|
||||
\
|
||||
FFTW_EXTERN void X(execute)(const X(plan) p); \
|
||||
\
|
||||
FFTW_EXTERN X(plan) X(plan_dft)(int rank, const int *n, \
|
||||
C *in, C *out, int sign, unsigned flags); \
|
||||
\
|
||||
FFTW_EXTERN X(plan) X(plan_dft_1d)(int n, C *in, C *out, int sign, \
|
||||
unsigned flags); \
|
||||
FFTW_EXTERN X(plan) X(plan_dft_2d)(int n0, int n1, \
|
||||
C *in, C *out, int sign, unsigned flags); \
|
||||
FFTW_EXTERN X(plan) X(plan_dft_3d)(int n0, int n1, int n2, \
|
||||
C *in, C *out, int sign, unsigned flags); \
|
||||
\
|
||||
FFTW_EXTERN X(plan) X(plan_many_dft)(int rank, const int *n, \
|
||||
int howmany, \
|
||||
C *in, const int *inembed, \
|
||||
int istride, int idist, \
|
||||
C *out, const int *onembed, \
|
||||
int ostride, int odist, \
|
||||
int sign, unsigned flags); \
|
||||
\
|
||||
FFTW_EXTERN X(plan) X(plan_guru_dft)(int rank, const X(iodim) *dims, \
|
||||
int howmany_rank, \
|
||||
const X(iodim) *howmany_dims, \
|
||||
C *in, C *out, \
|
||||
int sign, unsigned flags); \
|
||||
FFTW_EXTERN X(plan) X(plan_guru_split_dft)(int rank, const X(iodim) *dims, \
|
||||
int howmany_rank, \
|
||||
const X(iodim) *howmany_dims, \
|
||||
R *ri, R *ii, R *ro, R *io, \
|
||||
unsigned flags); \
|
||||
\
|
||||
FFTW_EXTERN X(plan) X(plan_guru64_dft)(int rank, \
|
||||
const X(iodim64) *dims, \
|
||||
int howmany_rank, \
|
||||
const X(iodim64) *howmany_dims, \
|
||||
C *in, C *out, \
|
||||
int sign, unsigned flags); \
|
||||
FFTW_EXTERN X(plan) X(plan_guru64_split_dft)(int rank, \
|
||||
const X(iodim64) *dims, \
|
||||
int howmany_rank, \
|
||||
const X(iodim64) *howmany_dims, \
|
||||
R *ri, R *ii, R *ro, R *io, \
|
||||
unsigned flags); \
|
||||
\
|
||||
FFTW_EXTERN void X(execute_dft)(const X(plan) p, C *in, C *out); \
|
||||
FFTW_EXTERN void X(execute_split_dft)(const X(plan) p, R *ri, R *ii, \
|
||||
R *ro, R *io); \
|
||||
\
|
||||
FFTW_EXTERN X(plan) X(plan_many_dft_r2c)(int rank, const int *n, \
|
||||
int howmany, \
|
||||
R *in, const int *inembed, \
|
||||
int istride, int idist, \
|
||||
C *out, const int *onembed, \
|
||||
int ostride, int odist, \
|
||||
unsigned flags); \
|
||||
\
|
||||
FFTW_EXTERN X(plan) X(plan_dft_r2c)(int rank, const int *n, \
|
||||
R *in, C *out, unsigned flags); \
|
||||
\
|
||||
FFTW_EXTERN X(plan) X(plan_dft_r2c_1d)(int n,R *in,C *out,unsigned flags); \
|
||||
FFTW_EXTERN X(plan) X(plan_dft_r2c_2d)(int n0, int n1, \
|
||||
R *in, C *out, unsigned flags); \
|
||||
FFTW_EXTERN X(plan) X(plan_dft_r2c_3d)(int n0, int n1, \
|
||||
int n2, \
|
||||
R *in, C *out, unsigned flags); \
|
||||
\
|
||||
\
|
||||
FFTW_EXTERN X(plan) X(plan_many_dft_c2r)(int rank, const int *n, \
|
||||
int howmany, \
|
||||
C *in, const int *inembed, \
|
||||
int istride, int idist, \
|
||||
R *out, const int *onembed, \
|
||||
int ostride, int odist, \
|
||||
unsigned flags); \
|
||||
\
|
||||
FFTW_EXTERN X(plan) X(plan_dft_c2r)(int rank, const int *n, \
|
||||
C *in, R *out, unsigned flags); \
|
||||
\
|
||||
FFTW_EXTERN X(plan) X(plan_dft_c2r_1d)(int n,C *in,R *out,unsigned flags); \
|
||||
FFTW_EXTERN X(plan) X(plan_dft_c2r_2d)(int n0, int n1, \
|
||||
C *in, R *out, unsigned flags); \
|
||||
FFTW_EXTERN X(plan) X(plan_dft_c2r_3d)(int n0, int n1, \
|
||||
int n2, \
|
||||
C *in, R *out, unsigned flags); \
|
||||
\
|
||||
FFTW_EXTERN X(plan) X(plan_guru_dft_r2c)(int rank, const X(iodim) *dims, \
|
||||
int howmany_rank, \
|
||||
const X(iodim) *howmany_dims, \
|
||||
R *in, C *out, \
|
||||
unsigned flags); \
|
||||
FFTW_EXTERN X(plan) X(plan_guru_dft_c2r)(int rank, const X(iodim) *dims, \
|
||||
int howmany_rank, \
|
||||
const X(iodim) *howmany_dims, \
|
||||
C *in, R *out, \
|
||||
unsigned flags); \
|
||||
\
|
||||
FFTW_EXTERN X(plan) X(plan_guru_split_dft_r2c)( \
|
||||
int rank, const X(iodim) *dims, \
|
||||
int howmany_rank, \
|
||||
const X(iodim) *howmany_dims, \
|
||||
R *in, R *ro, R *io, \
|
||||
unsigned flags); \
|
||||
FFTW_EXTERN X(plan) X(plan_guru_split_dft_c2r)( \
|
||||
int rank, const X(iodim) *dims, \
|
||||
int howmany_rank, \
|
||||
const X(iodim) *howmany_dims, \
|
||||
R *ri, R *ii, R *out, \
|
||||
unsigned flags); \
|
||||
\
|
||||
FFTW_EXTERN X(plan) X(plan_guru64_dft_r2c)(int rank, \
|
||||
const X(iodim64) *dims, \
|
||||
int howmany_rank, \
|
||||
const X(iodim64) *howmany_dims, \
|
||||
R *in, C *out, \
|
||||
unsigned flags); \
|
||||
FFTW_EXTERN X(plan) X(plan_guru64_dft_c2r)(int rank, \
|
||||
const X(iodim64) *dims, \
|
||||
int howmany_rank, \
|
||||
const X(iodim64) *howmany_dims, \
|
||||
C *in, R *out, \
|
||||
unsigned flags); \
|
||||
\
|
||||
FFTW_EXTERN X(plan) X(plan_guru64_split_dft_r2c)( \
|
||||
int rank, const X(iodim64) *dims, \
|
||||
int howmany_rank, \
|
||||
const X(iodim64) *howmany_dims, \
|
||||
R *in, R *ro, R *io, \
|
||||
unsigned flags); \
|
||||
FFTW_EXTERN X(plan) X(plan_guru64_split_dft_c2r)( \
|
||||
int rank, const X(iodim64) *dims, \
|
||||
int howmany_rank, \
|
||||
const X(iodim64) *howmany_dims, \
|
||||
R *ri, R *ii, R *out, \
|
||||
unsigned flags); \
|
||||
\
|
||||
FFTW_EXTERN void X(execute_dft_r2c)(const X(plan) p, R *in, C *out); \
|
||||
FFTW_EXTERN void X(execute_dft_c2r)(const X(plan) p, C *in, R *out); \
|
||||
\
|
||||
FFTW_EXTERN void X(execute_split_dft_r2c)(const X(plan) p, \
|
||||
R *in, R *ro, R *io); \
|
||||
FFTW_EXTERN void X(execute_split_dft_c2r)(const X(plan) p, \
|
||||
R *ri, R *ii, R *out); \
|
||||
\
|
||||
FFTW_EXTERN X(plan) X(plan_many_r2r)(int rank, const int *n, \
|
||||
int howmany, \
|
||||
R *in, const int *inembed, \
|
||||
int istride, int idist, \
|
||||
R *out, const int *onembed, \
|
||||
int ostride, int odist, \
|
||||
const X(r2r_kind) *kind, unsigned flags); \
|
||||
\
|
||||
FFTW_EXTERN X(plan) X(plan_r2r)(int rank, const int *n, R *in, R *out, \
|
||||
const X(r2r_kind) *kind, unsigned flags); \
|
||||
\
|
||||
FFTW_EXTERN X(plan) X(plan_r2r_1d)(int n, R *in, R *out, \
|
||||
X(r2r_kind) kind, unsigned flags); \
|
||||
FFTW_EXTERN X(plan) X(plan_r2r_2d)(int n0, int n1, R *in, R *out, \
|
||||
X(r2r_kind) kind0, X(r2r_kind) kind1, \
|
||||
unsigned flags); \
|
||||
FFTW_EXTERN X(plan) X(plan_r2r_3d)(int n0, int n1, int n2, \
|
||||
R *in, R *out, X(r2r_kind) kind0, \
|
||||
X(r2r_kind) kind1, X(r2r_kind) kind2, \
|
||||
unsigned flags); \
|
||||
\
|
||||
FFTW_EXTERN X(plan) X(plan_guru_r2r)(int rank, const X(iodim) *dims, \
|
||||
int howmany_rank, \
|
||||
const X(iodim) *howmany_dims, \
|
||||
R *in, R *out, \
|
||||
const X(r2r_kind) *kind, unsigned flags); \
|
||||
\
|
||||
FFTW_EXTERN X(plan) X(plan_guru64_r2r)(int rank, const X(iodim64) *dims, \
|
||||
int howmany_rank, \
|
||||
const X(iodim64) *howmany_dims, \
|
||||
R *in, R *out, \
|
||||
const X(r2r_kind) *kind, unsigned flags); \
|
||||
\
|
||||
FFTW_EXTERN void X(execute_r2r)(const X(plan) p, R *in, R *out); \
|
||||
\
|
||||
FFTW_EXTERN void X(destroy_plan)(X(plan) p); \
|
||||
FFTW_EXTERN void X(forget_wisdom)(void); \
|
||||
FFTW_EXTERN void X(cleanup)(void); \
|
||||
\
|
||||
FFTW_EXTERN void X(set_timelimit)(double t); \
|
||||
\
|
||||
FFTW_EXTERN void X(plan_with_nthreads)(int nthreads); \
|
||||
FFTW_EXTERN int X(init_threads)(void); \
|
||||
FFTW_EXTERN void X(cleanup_threads)(void); \
|
||||
FFTW_EXTERN void X(make_planner_thread_safe)(void); \
|
||||
\
|
||||
FFTW_EXTERN int X(export_wisdom_to_filename)(const char *filename); \
|
||||
FFTW_EXTERN void X(export_wisdom_to_file)(FILE *output_file); \
|
||||
FFTW_EXTERN char *X(export_wisdom_to_string)(void); \
|
||||
FFTW_EXTERN void X(export_wisdom)(X(write_char_func) write_char, \
|
||||
void *data); \
|
||||
FFTW_EXTERN int X(import_system_wisdom)(void); \
|
||||
FFTW_EXTERN int X(import_wisdom_from_filename)(const char *filename); \
|
||||
FFTW_EXTERN int X(import_wisdom_from_file)(FILE *input_file); \
|
||||
FFTW_EXTERN int X(import_wisdom_from_string)(const char *input_string); \
|
||||
FFTW_EXTERN int X(import_wisdom)(X(read_char_func) read_char, void *data); \
|
||||
\
|
||||
FFTW_EXTERN void X(fprint_plan)(const X(plan) p, FILE *output_file); \
|
||||
FFTW_EXTERN void X(print_plan)(const X(plan) p); \
|
||||
FFTW_EXTERN char *X(sprint_plan)(const X(plan) p); \
|
||||
\
|
||||
FFTW_EXTERN void *X(malloc)(size_t n); \
|
||||
FFTW_EXTERN R *X(alloc_real)(size_t n); \
|
||||
FFTW_EXTERN C *X(alloc_complex)(size_t n); \
|
||||
FFTW_EXTERN void X(free)(void *p); \
|
||||
\
|
||||
FFTW_EXTERN void X(flops)(const X(plan) p, \
|
||||
double *add, double *mul, double *fmas); \
|
||||
FFTW_EXTERN double X(estimate_cost)(const X(plan) p); \
|
||||
FFTW_EXTERN double X(cost)(const X(plan) p); \
|
||||
\
|
||||
FFTW_EXTERN int X(alignment_of)(R *p); \
|
||||
FFTW_EXTERN const char X(version)[]; \
|
||||
FFTW_EXTERN const char X(cc)[]; \
|
||||
FFTW_EXTERN const char X(codelet_optim)[];
|
||||
|
||||
|
||||
/* end of FFTW_DEFINE_API macro */
|
||||
|
||||
FFTW_DEFINE_API(FFTW_MANGLE_DOUBLE, double, fftw_complex)
|
||||
FFTW_DEFINE_API(FFTW_MANGLE_FLOAT, float, fftwf_complex)
|
||||
FFTW_DEFINE_API(FFTW_MANGLE_LONG_DOUBLE, long double, fftwl_complex)
|
||||
|
||||
/* __float128 (quad precision) is a gcc extension on i386, x86_64, and ia64
|
||||
for gcc >= 4.6 (compiled in FFTW with --enable-quad-precision) */
|
||||
#if (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 6)) \
|
||||
&& !(defined(__ICC) || defined(__INTEL_COMPILER) || defined(__CUDACC__) || defined(__PGI)) \
|
||||
&& (defined(__i386__) || defined(__x86_64__) || defined(__ia64__))
|
||||
# if !defined(FFTW_NO_Complex) && defined(_Complex_I) && defined(complex) && defined(I)
|
||||
/* note: __float128 is a typedef, which is not supported with the _Complex
|
||||
keyword in gcc, so instead we use this ugly __attribute__ version.
|
||||
However, we can't simply pass the __attribute__ version to
|
||||
FFTW_DEFINE_API because the __attribute__ confuses gcc in pointer
|
||||
types. Hence redefining FFTW_DEFINE_COMPLEX. Ugh. */
|
||||
# undef FFTW_DEFINE_COMPLEX
|
||||
# define FFTW_DEFINE_COMPLEX(R, C) typedef _Complex float __attribute__((mode(TC))) C
|
||||
# endif
|
||||
FFTW_DEFINE_API(FFTW_MANGLE_QUAD, __float128, fftwq_complex)
|
||||
#endif
|
||||
|
||||
#define FFTW_FORWARD (-1)
|
||||
#define FFTW_BACKWARD (+1)
|
||||
|
||||
#define FFTW_NO_TIMELIMIT (-1.0)
|
||||
|
||||
/* documented flags */
|
||||
#define FFTW_MEASURE (0U)
|
||||
#define FFTW_DESTROY_INPUT (1U << 0)
|
||||
#define FFTW_UNALIGNED (1U << 1)
|
||||
#define FFTW_CONSERVE_MEMORY (1U << 2)
|
||||
#define FFTW_EXHAUSTIVE (1U << 3) /* NO_EXHAUSTIVE is default */
|
||||
#define FFTW_PRESERVE_INPUT (1U << 4) /* cancels FFTW_DESTROY_INPUT */
|
||||
#define FFTW_PATIENT (1U << 5) /* IMPATIENT is default */
|
||||
#define FFTW_ESTIMATE (1U << 6)
|
||||
#define FFTW_WISDOM_ONLY (1U << 21)
|
||||
|
||||
/* undocumented beyond-guru flags */
|
||||
#define FFTW_ESTIMATE_PATIENT (1U << 7)
|
||||
#define FFTW_BELIEVE_PCOST (1U << 8)
|
||||
#define FFTW_NO_DFT_R2HC (1U << 9)
|
||||
#define FFTW_NO_NONTHREADED (1U << 10)
|
||||
#define FFTW_NO_BUFFERING (1U << 11)
|
||||
#define FFTW_NO_INDIRECT_OP (1U << 12)
|
||||
#define FFTW_ALLOW_LARGE_GENERIC (1U << 13) /* NO_LARGE_GENERIC is default */
|
||||
#define FFTW_NO_RANK_SPLITS (1U << 14)
|
||||
#define FFTW_NO_VRANK_SPLITS (1U << 15)
|
||||
#define FFTW_NO_VRECURSE (1U << 16)
|
||||
#define FFTW_NO_SIMD (1U << 17)
|
||||
#define FFTW_NO_SLOW (1U << 18)
|
||||
#define FFTW_NO_FIXED_RADIX_LARGE_N (1U << 19)
|
||||
#define FFTW_ALLOW_PRUNING (1U << 20)
|
||||
|
||||
#ifdef __cplusplus
|
||||
} /* extern "C" */
|
||||
#endif /* __cplusplus */
|
||||
|
||||
#endif /* FFTW3_H */
|
||||
@ -35,6 +35,7 @@
|
||||
#include "pch.hpp"
|
||||
|
||||
#include <core/audio/Buffer.h>
|
||||
#include <fftw3.h>
|
||||
|
||||
#define DEBUG 0
|
||||
|
||||
@ -45,11 +46,13 @@
|
||||
using namespace musik::core::audio;
|
||||
|
||||
Buffer::Buffer(void)
|
||||
:buffer(NULL)
|
||||
: buffer(nullptr)
|
||||
, sampleSize(0)
|
||||
, internalBufferSize(0)
|
||||
, sampleRate(44100)
|
||||
,channels(2) {
|
||||
, channels(2)
|
||||
, fft(nullptr) {
|
||||
|
||||
}
|
||||
|
||||
Buffer::~Buffer() {
|
||||
@ -166,3 +169,43 @@ bool Buffer::Append(BufferPtr appendBuffer) {
|
||||
|
||||
return false;
|
||||
}
|
||||
|
||||
static inline int closestPowerOfTwo(int x) {
|
||||
/* http://stackoverflow.com/a/2681094 */
|
||||
x = x | (x >> 1);
|
||||
x = x | (x >> 2);
|
||||
x = x | (x >> 4);
|
||||
x = x | (x >> 8);
|
||||
x = x | (x >> 16);
|
||||
return x - (x >> 1);
|
||||
}
|
||||
|
||||
static inline bool isPowerOfTwo(unsigned int x) {
|
||||
return ((x != 0) && ((x & (~x + 1)) == x));
|
||||
}
|
||||
|
||||
bool Buffer::Fft(float* buffer, int size) {
|
||||
if (buffer && size > 0 && this->sampleSize > size && isPowerOfTwo(size)) {
|
||||
int n = closestPowerOfTwo(this->sampleSize);
|
||||
|
||||
fftwf_complex *out = (fftwf_complex*) fftw_malloc(sizeof(fftwf_complex) * n);
|
||||
fftwf_plan plan = fftwf_plan_dft_r2c_1d(n, this->buffer, out, FFTW_MEASURE);
|
||||
fftwf_execute(plan);
|
||||
fftwf_destroy_plan(plan);
|
||||
|
||||
int w = 0; /* write offset */
|
||||
int c = n / size; /* bins to average */
|
||||
for (int i = 0; i < n; i+=c) {
|
||||
float sum = 0.0f;
|
||||
for (int j = 0; j < c; j++) {
|
||||
sum += out[1][i + j];
|
||||
}
|
||||
buffer[w++] = sum / c;
|
||||
}
|
||||
|
||||
fftwf_free(out);
|
||||
return true;
|
||||
}
|
||||
|
||||
return false;
|
||||
}
|
||||
@ -62,6 +62,7 @@ namespace musik { namespace core { namespace audio {
|
||||
virtual long Bytes() const;
|
||||
virtual double Position() const;
|
||||
void SetPosition(double position);
|
||||
virtual bool Fft(float* buffer, int size);
|
||||
|
||||
bool Append(BufferPtr appendBuffer);
|
||||
void CopyFormat(BufferPtr fromBuffer);
|
||||
@ -75,6 +76,7 @@ namespace musik { namespace core { namespace audio {
|
||||
long sampleRate;
|
||||
int channels;
|
||||
double position;
|
||||
float* fft;
|
||||
};
|
||||
|
||||
} } }
|
||||
|
||||
@ -40,12 +40,14 @@
|
||||
#include <algorithm>
|
||||
|
||||
#define MAX_PREBUFFER_QUEUE_COUNT 8
|
||||
#define FFT_N 512
|
||||
|
||||
using namespace musik::core::audio;
|
||||
using std::min;
|
||||
using std::max;
|
||||
|
||||
static std::string TAG = "Player";
|
||||
static float fft[FFT_N];
|
||||
|
||||
PlayerPtr Player::Create(const std::string &url, OutputPtr output) {
|
||||
return PlayerPtr(new Player(url, output));
|
||||
@ -304,6 +306,8 @@ void Player::OnBufferProcessed(IBuffer *buffer) {
|
||||
bool started = false;
|
||||
bool found = false;
|
||||
|
||||
buffer->Fft(fft, FFT_N);
|
||||
|
||||
{
|
||||
boost::mutex::scoped_lock lock(this->queueMutex);
|
||||
|
||||
|
||||
@ -62,7 +62,7 @@ namespace musik { namespace core { namespace audio {
|
||||
Stream(unsigned int options);
|
||||
|
||||
public:
|
||||
~Stream(void);
|
||||
~Stream();
|
||||
|
||||
BufferPtr GetNextProcessedOutputBuffer();
|
||||
void OnBufferProcessedByPlayer(BufferPtr buffer);
|
||||
|
||||
@ -53,7 +53,7 @@
|
||||
<ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
|
||||
<ClCompile>
|
||||
<Optimization>Disabled</Optimization>
|
||||
<AdditionalIncludeDirectories>./;../;../3rdparty/include/;../3rdparty/include/jpeg-6b;../../../boost_1_60_0;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
|
||||
<AdditionalIncludeDirectories>./;../;../3rdparty/include/;../3rdparty/win32_include;../../../boost_1_60_0;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
|
||||
<PreprocessorDefinitions>WIN32;_DEBUG;_CRT_SECURE_NO_DEPRECATE;XML_STATIC;%(PreprocessorDefinitions)</PreprocessorDefinitions>
|
||||
<MinimalRebuild>true</MinimalRebuild>
|
||||
<BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
|
||||
@ -73,7 +73,7 @@
|
||||
<InlineFunctionExpansion>Default</InlineFunctionExpansion>
|
||||
<IntrinsicFunctions>true</IntrinsicFunctions>
|
||||
<FavorSizeOrSpeed>Neither</FavorSizeOrSpeed>
|
||||
<AdditionalIncludeDirectories>./;../;../3rdparty/include/;../3rdparty/include/jpeg-6b;../../../boost_1_60_0;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
|
||||
<AdditionalIncludeDirectories>./;../;../3rdparty/include/;../3rdparty/win32_include;../../../boost_1_60_0;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
|
||||
<PreprocessorDefinitions>WIN32;_CRT_SECURE_NO_DEPRECATE;XML_STATIC;%(PreprocessorDefinitions)</PreprocessorDefinitions>
|
||||
<RuntimeLibrary>MultiThreaded</RuntimeLibrary>
|
||||
<PrecompiledHeader>Use</PrecompiledHeader>
|
||||
|
||||
@ -48,6 +48,7 @@ namespace musik { namespace core { namespace audio {
|
||||
virtual long Samples() const = 0;
|
||||
virtual void SetSamples(long samples) = 0;
|
||||
virtual long Bytes() const = 0;
|
||||
virtual bool Fft(float* buffer, int size) = 0;
|
||||
};
|
||||
|
||||
} } }
|
||||
|
||||
@ -43,11 +43,11 @@
|
||||
<PropertyGroup Label="UserMacros" />
|
||||
<PropertyGroup>
|
||||
<_ProjectFileVersion>10.0.40219.1</_ProjectFileVersion>
|
||||
<OutDir Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">$(SolutionDir)/bin/$(Configuration)\</OutDir>
|
||||
<IntDir Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">./obj/$(Configuration)\</IntDir>
|
||||
<OutDir Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">$(SolutionDir)\bin\$(Configuration)\</OutDir>
|
||||
<IntDir Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">.\obj\$(Configuration)\</IntDir>
|
||||
<LinkIncremental Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">true</LinkIncremental>
|
||||
<OutDir Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">$(SolutionDir)/bin/$(Configuration)\</OutDir>
|
||||
<IntDir Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">./obj/$(Configuration)\</IntDir>
|
||||
<OutDir Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">$(SolutionDir)\bin\$(Configuration)\</OutDir>
|
||||
<IntDir Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">.\obj\$(Configuration)\</IntDir>
|
||||
<LinkIncremental Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">false</LinkIncremental>
|
||||
<CodeAnalysisRuleSet Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">AllRules.ruleset</CodeAnalysisRuleSet>
|
||||
<CodeAnalysisRules Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" />
|
||||
@ -72,18 +72,17 @@
|
||||
<ProgramDataBaseFileName>$(IntDir)vc$(PlatformToolsetVersion).pdb</ProgramDataBaseFileName>
|
||||
</ClCompile>
|
||||
<Link>
|
||||
<AdditionalLibraryDirectories>../3rdparty/lib;../../../boost_1_60_0/lib32-msvc-14.0;%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
|
||||
<AdditionalLibraryDirectories>../3rdparty/lib;../../../boost_1_60_0/lib32-msvc-14.0;../3rdparty/win32_bin;%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
|
||||
<IgnoreSpecificDefaultLibraries>%(IgnoreSpecificDefaultLibraries)</IgnoreSpecificDefaultLibraries>
|
||||
<GenerateDebugInformation>true</GenerateDebugInformation>
|
||||
<SubSystem>Windows</SubSystem>
|
||||
<ImportLibrary>../../bin/$(Configuration)/mC2.lib</ImportLibrary>
|
||||
<TargetMachine>MachineX86</TargetMachine>
|
||||
<AdditionalDependencies>pdcursesd.lib;pdh.lib;psapi.lib;%(AdditionalDependencies)</AdditionalDependencies>
|
||||
<AdditionalDependencies>pdcursesd.lib;pdh.lib;psapi.lib;libfftw3-3.lib;libfftw3f-3.lib;%(AdditionalDependencies)</AdditionalDependencies>
|
||||
<ImageHasSafeExceptionHandlers>false</ImageHasSafeExceptionHandlers>
|
||||
</Link>
|
||||
<PostBuildEvent>
|
||||
<Command>
|
||||
</Command>
|
||||
<Command>xcopy /Y $(SolutionDir)src\3rdparty\win32_bin\*.dll $(OutDir)</Command>
|
||||
</PostBuildEvent>
|
||||
</ItemDefinitionGroup>
|
||||
<ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
|
||||
@ -99,7 +98,7 @@
|
||||
<ProgramDataBaseFileName>$(IntDir)vc$(PlatformToolsetVersion).pdb</ProgramDataBaseFileName>
|
||||
</ClCompile>
|
||||
<Link>
|
||||
<AdditionalLibraryDirectories>../3rdparty/lib;../../../boost_1_60_0/lib32-msvc-14.0;%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
|
||||
<AdditionalLibraryDirectories>../3rdparty/lib;../../../boost_1_60_0/lib32-msvc-14.0;../3rdparty/win32_bin;%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
|
||||
<IgnoreSpecificDefaultLibraries>%(IgnoreSpecificDefaultLibraries)</IgnoreSpecificDefaultLibraries>
|
||||
<GenerateDebugInformation>false</GenerateDebugInformation>
|
||||
<SubSystem>Windows</SubSystem>
|
||||
@ -110,9 +109,12 @@
|
||||
<ImportLibrary>
|
||||
</ImportLibrary>
|
||||
<TargetMachine>MachineX86</TargetMachine>
|
||||
<AdditionalDependencies>pdcurses.lib;pdh.lib;psapi.lib;%(AdditionalDependencies)</AdditionalDependencies>
|
||||
<AdditionalDependencies>pdcurses.lib;pdh.lib;psapi.lib;libfftw3-3.lib;libfftw3f-3.lib;%(AdditionalDependencies)</AdditionalDependencies>
|
||||
<ImageHasSafeExceptionHandlers>true</ImageHasSafeExceptionHandlers>
|
||||
</Link>
|
||||
<PostBuildEvent>
|
||||
<Command>xcopy /Y $(SolutionDir)src\3rdparty\win32_bin\*.dll $(OutDir)</Command>
|
||||
</PostBuildEvent>
|
||||
</ItemDefinitionGroup>
|
||||
<ItemGroup>
|
||||
<ClCompile Include="app\layout\BrowseLayout.cpp" />
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user