DISTRHO
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Cardinal
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Cleanup 

Signed-off-by: falkTX <falktx@falktx.com>
tags/22.05
falkTX 3 years ago
parent
e6c91bfa26
commit
4a2cc44f65
Signed by: falkTX <falktx@falktx.com> GPG Key ID: CDBAA37ABC74FBA0
6 changed files with 19 additions and 355 deletions
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  1. +5
    -1
      .github/workflows/build.yml
  2. +2
    -1
      deps/Makefile
  3. +1
    -1
      deps/PawPaw
  4. +4
    -0
      deps/aubio/Makefile
  5. +6
    -351
      deps/aubio/src/spectral/fft.c
  6. +1
    -1
      dpf

+ 5
- 1
.github/workflows/build.yml View File

@@ -4,7 +4,7 @@ on:
push:

env:
CACHE_VERSION: 21
CACHE_VERSION: 22
DEBIAN_FRONTEND: noninteractive
HOMEBREW_NO_AUTO_UPDATE: 1
LIBGL_ALWAYS_SOFTWARE: 'true'
@@ -444,6 +444,8 @@ jobs:
make features
make CIBUILD=true NOOPT=true WITH_LTO=true -j $(sysctl -n hw.logicalcpu)
- name: Build macOS intel (AU using juce)
env:
MACOSX_DEPLOYMENT_TARGET: '10.8'
run: |
pushd deps/PawPaw; source local.env macos; popd
git clone --depth=1 -b master https://github.com/juce-framework/JUCE.git jucewrapper/JUCE
@@ -531,6 +533,8 @@ jobs:
make features
make CIBUILD=true NOOPT=true WITH_LTO=true -j $(sysctl -n hw.logicalcpu)
- name: Build macOS universal (AU using juce)
env:
MACOSX_DEPLOYMENT_TARGET: '10.12'
run: |
pushd deps/PawPaw; source local.env macos-universal; popd
git clone --depth=1 -b master https://github.com/juce-framework/JUCE.git jucewrapper/JUCE


+ 2
- 1
deps/Makefile View File

@@ -103,7 +103,8 @@ ifneq (,$(findstring -arch$(SPACE),$(CXXFLAGS)))
CMAKE += -DCMAKE_OSX_ARCHITECTURES='$(subst $(SPACE),;,$(subst -arch=,,$(filter -arch=%,$(subst -arch$(SPACE),-arch=,$(CXXFLAGS)))))'
endif
ifneq (,$(findstring -mmacosx-version-min=,$(CXXFLAGS)))
CMAKE += -DCMAKE_OSX_DEPLOYMENT_TARGET=$(subst -mmacosx-version-min=,,$(filter -mmacosx-version-min=%,$(CXXFLAGS)))
export MACOSX_DEPLOYMENT_TARGET = $(subst -mmacosx-version-min=,,$(filter -mmacosx-version-min=%,$(CXXFLAGS)))
CMAKE += -DCMAKE_OSX_DEPLOYMENT_TARGET=$(MACOSX_DEPLOYMENT_TARGET)
endif

# make sure debug/release matches


+ 1
- 1
deps/PawPaw

@@ -1 +1 @@
Subproject commit 06295f217fcaa3c023eef3c3d4a0fe9203b53cb1
Subproject commit dbdcdb38a1cfe1487fb7f1a072cba24e4270ee43

+ 4
- 0
deps/aubio/Makefile View File

@@ -17,6 +17,10 @@ BUILD_C_FLAGS += -I.
BUILD_C_FLAGS += -Isrc
BUILD_C_FLAGS += $(shell pkg-config --cflags fftw3f)

ifeq ($(CIBUILD),true)
BUILD_C_FLAGS += -DSKIP_FFTW_MUTEX
endif

OBJS = \
src/cvec.c.o \
src/fvec.c.o \


+ 6
- 351
deps/aubio/src/spectral/fft.c View File

@@ -24,34 +24,17 @@
#include "mathutils.h"
#include "spectral/fft.h"

#ifdef HAVE_FFTW3 // using FFTW3
/* note that <complex.h> is not included here but only in aubio_priv.h, so that
* c++ projects can still use their own complex definition. */
#include <fftw3.h>
#include <pthread.h>

#ifdef HAVE_COMPLEX_H
#ifdef HAVE_FFTW3F
/** fft data type with complex.h and fftw3f */
#define FFTW_TYPE fftwf_complex
#else
/** fft data type with complex.h and fftw3 */
#define FFTW_TYPE fftw_complex
#endif
#else
#ifdef HAVE_FFTW3F
/** fft data type without complex.h and with fftw3f */
#define FFTW_TYPE float
#else
/** fft data type without complex.h and with fftw */
#define FFTW_TYPE double
#endif
#endif

/** fft data type */
typedef FFTW_TYPE fft_data_t;

#ifdef HAVE_FFTW3F
#define fftw_malloc fftwf_malloc
#define fftw_free fftwf_free
#define fftw_execute fftwf_execute
@@ -60,120 +43,26 @@ typedef FFTW_TYPE fft_data_t;
#define fftw_plan_r2r_1d fftwf_plan_r2r_1d
#define fftw_plan fftwf_plan
#define fftw_destroy_plan fftwf_destroy_plan
#endif

#ifdef HAVE_FFTW3F
#if HAVE_AUBIO_DOUBLE
#error "Using aubio in double precision with fftw3 in single precision"
#endif /* HAVE_AUBIO_DOUBLE */

#define real_t float
#elif defined (HAVE_FFTW3) /* HAVE_FFTW3F */
#if !HAVE_AUBIO_DOUBLE
#error "Using aubio in single precision with fftw3 in double precision"
#endif /* HAVE_AUBIO_DOUBLE */
#define real_t double
#endif /* HAVE_FFTW3F */

#ifndef __MOD_DEVICES__
#ifndef SKIP_FFTW_MUTEX
// a global mutex for FFTW thread safety
pthread_mutex_t aubio_fftw_mutex = PTHREAD_MUTEX_INITIALIZER;
#endif

#elif defined HAVE_ACCELERATE // using ACCELERATE
// https://developer.apple.com/library/mac/#documentation/Accelerate/Reference/vDSPRef/Reference/reference.html
#include <Accelerate/Accelerate.h>

#if !HAVE_AUBIO_DOUBLE
#define aubio_vDSP_ctoz vDSP_ctoz
#define aubio_vDSP_fft_zrip vDSP_fft_zrip
#define aubio_vDSP_ztoc vDSP_ztoc
#define aubio_vDSP_zvmags vDSP_zvmags
#define aubio_vDSP_zvphas vDSP_zvphas
#define aubio_vDSP_vsadd vDSP_vsadd
#define aubio_vDSP_vsmul vDSP_vsmul
#define aubio_DSPComplex DSPComplex
#define aubio_DSPSplitComplex DSPSplitComplex
#define aubio_vDSP_DFT_Setup vDSP_DFT_Setup
#define aubio_vDSP_DFT_zrop_CreateSetup vDSP_DFT_zrop_CreateSetup
#define aubio_vDSP_DFT_Execute vDSP_DFT_Execute
#define aubio_vDSP_DFT_DestroySetup vDSP_DFT_DestroySetup
#define aubio_vvsqrt vvsqrtf
#else
#define aubio_vDSP_ctoz vDSP_ctozD
#define aubio_vDSP_fft_zrip vDSP_fft_zripD
#define aubio_vDSP_ztoc vDSP_ztocD
#define aubio_vDSP_zvmags vDSP_zvmagsD
#define aubio_vDSP_zvphas vDSP_zvphasD
#define aubio_vDSP_vsadd vDSP_vsaddD
#define aubio_vDSP_vsmul vDSP_vsmulD
#define aubio_DSPComplex DSPDoubleComplex
#define aubio_DSPSplitComplex DSPDoubleSplitComplex
#define aubio_vDSP_DFT_Setup vDSP_DFT_SetupD
#define aubio_vDSP_DFT_zrop_CreateSetup vDSP_DFT_zrop_CreateSetupD
#define aubio_vDSP_DFT_Execute vDSP_DFT_ExecuteD
#define aubio_vDSP_DFT_DestroySetup vDSP_DFT_DestroySetupD
#define aubio_vvsqrt vvsqrt
#endif /* HAVE_AUBIO_DOUBLE */

#elif defined HAVE_INTEL_IPP // using INTEL IPP

#if !HAVE_AUBIO_DOUBLE
#define aubio_IppFloat Ipp32f
#define aubio_IppComplex Ipp32fc
#define aubio_FFTSpec FFTSpec_R_32f
#define aubio_ippsMalloc_complex ippsMalloc_32fc
#define aubio_ippsFFTInit_R ippsFFTInit_R_32f
#define aubio_ippsFFTGetSize_R ippsFFTGetSize_R_32f
#define aubio_ippsFFTInv_CCSToR ippsFFTInv_CCSToR_32f
#define aubio_ippsFFTFwd_RToCCS ippsFFTFwd_RToCCS_32f
#define aubio_ippsAtan2 ippsAtan2_32f_A21
#else /* HAVE_AUBIO_DOUBLE */
#define aubio_IppFloat Ipp64f
#define aubio_IppComplex Ipp64fc
#define aubio_FFTSpec FFTSpec_R_64f
#define aubio_ippsMalloc_complex ippsMalloc_64fc
#define aubio_ippsFFTInit_R ippsFFTInit_R_64f
#define aubio_ippsFFTGetSize_R ippsFFTGetSize_R_64f
#define aubio_ippsFFTInv_CCSToR ippsFFTInv_CCSToR_64f
#define aubio_ippsFFTFwd_RToCCS ippsFFTFwd_RToCCS_64f
#define aubio_ippsAtan2 ippsAtan2_64f_A50
#endif


#else // using OOURA
// let's use ooura instead
extern void aubio_ooura_rdft(int, int, smpl_t *, int *, smpl_t *);

#endif

struct _aubio_fft_t {
uint_t winsize;
uint_t fft_size;

#ifdef HAVE_FFTW3 // using FFTW3
real_t *in, *out;
fftw_plan pfw, pbw;
fft_data_t * specdata; /* complex spectral data */

#elif defined HAVE_ACCELERATE // using ACCELERATE
aubio_vDSP_DFT_Setup fftSetupFwd;
aubio_vDSP_DFT_Setup fftSetupBwd;
aubio_DSPSplitComplex spec;
smpl_t *in, *out;

#elif defined HAVE_INTEL_IPP // using Intel IPP
smpl_t *in, *out;
Ipp8u* memSpec;
Ipp8u* memInit;
Ipp8u* memBuffer;
struct aubio_FFTSpec* fftSpec;
aubio_IppComplex* complexOut;
#else // using OOURA
smpl_t *in, *out;
smpl_t *w;
int *ip;
#endif /* using OOURA */

fvec_t * compspec;
};

@@ -184,7 +73,6 @@ aubio_fft_t * new_aubio_fft (uint_t winsize) {
goto beach;
}

#ifdef HAVE_FFTW3
uint_t i;
s->winsize = winsize;
/* allocate memory */
@@ -192,21 +80,14 @@ aubio_fft_t * new_aubio_fft (uint_t winsize) {
s->out = AUBIO_ARRAY(real_t,winsize);
s->compspec = new_fvec(winsize);
/* create plans */
#ifndef __MOD_DEVICES__
#ifndef SKIP_FFTW_MUTEX
pthread_mutex_lock(&aubio_fftw_mutex);
#endif
#ifdef HAVE_COMPLEX_H
s->fft_size = winsize/2 + 1;
s->specdata = (fft_data_t*)fftw_malloc(sizeof(fft_data_t)*s->fft_size);
s->pfw = fftw_plan_dft_r2c_1d(winsize, s->in, s->specdata, FFTW_ESTIMATE);
s->pbw = fftw_plan_dft_c2r_1d(winsize, s->specdata, s->out, FFTW_ESTIMATE);
#else
s->fft_size = winsize;
s->specdata = (fft_data_t*)fftw_malloc(sizeof(fft_data_t)*s->fft_size);
s->pfw = fftw_plan_r2r_1d(winsize, s->in, s->specdata, FFTW_R2HC, FFTW_ESTIMATE);
s->pbw = fftw_plan_r2r_1d(winsize, s->specdata, s->out, FFTW_HC2R, FFTW_ESTIMATE);
#endif
#ifndef __MOD_DEVICES__
#ifndef SKIP_FFTW_MUTEX
pthread_mutex_unlock(&aubio_fftw_mutex);
#endif
for (i = 0; i < s->winsize; i++) {
@@ -217,87 +98,6 @@ aubio_fft_t * new_aubio_fft (uint_t winsize) {
s->specdata[i] = 0.;
}

#elif defined HAVE_ACCELERATE // using ACCELERATE
{
uint_t radix = winsize;
uint_t order = 0;
while ((radix / 2) * 2 == radix) {
radix /= 2;
order++;
}
if (order < 4 || (radix != 1 && radix != 3 && radix != 5 && radix != 15)) {
AUBIO_ERR("fft: vDSP/Accelerate supports FFT with sizes = "
"f * 2 ** n, where n > 4 and f in [1, 3, 5, 15], but requested %d. "
"Use the closest power of two, or try recompiling aubio with "
"--enable-fftw3.\n", winsize);
goto beach;
}
}
s->winsize = winsize;
s->fft_size = winsize;
s->compspec = new_fvec(winsize);
s->in = AUBIO_ARRAY(smpl_t, s->fft_size);
s->out = AUBIO_ARRAY(smpl_t, s->fft_size);
s->spec.realp = AUBIO_ARRAY(smpl_t, s->fft_size/2);
s->spec.imagp = AUBIO_ARRAY(smpl_t, s->fft_size/2);
s->fftSetupFwd = aubio_vDSP_DFT_zrop_CreateSetup(NULL,
s->fft_size, vDSP_DFT_FORWARD);
s->fftSetupBwd = aubio_vDSP_DFT_zrop_CreateSetup(s->fftSetupFwd,
s->fft_size, vDSP_DFT_INVERSE);

#elif defined HAVE_INTEL_IPP // using Intel IPP
const IppHintAlgorithm qualityHint = ippAlgHintAccurate; // OR ippAlgHintFast;
const int flags = IPP_FFT_NODIV_BY_ANY; // we're scaling manually afterwards
int order = aubio_power_of_two_order(winsize);
int sizeSpec, sizeInit, sizeBuffer;
IppStatus status;

if (winsize <= 4 || aubio_is_power_of_two(winsize) != 1)
{
AUBIO_ERR("intel IPP fft: can only create with sizes > 4 and power of two, requested %d,"
" try recompiling aubio with --enable-fftw3\n", winsize);
goto beach;
}

status = aubio_ippsFFTGetSize_R(order, flags, qualityHint,
&sizeSpec, &sizeInit, &sizeBuffer);
if (status != ippStsNoErr) {
AUBIO_ERR("fft: failed to initialize fft. IPP error: %d\n", status);
goto beach;
}
s->fft_size = s->winsize = winsize;
s->compspec = new_fvec(winsize);
s->in = AUBIO_ARRAY(smpl_t, s->winsize);
s->out = AUBIO_ARRAY(smpl_t, s->winsize);
s->memSpec = ippsMalloc_8u(sizeSpec);
s->memBuffer = ippsMalloc_8u(sizeBuffer);
if (sizeInit > 0 ) {
s->memInit = ippsMalloc_8u(sizeInit);
}
s->complexOut = aubio_ippsMalloc_complex(s->fft_size / 2 + 1);
status = aubio_ippsFFTInit_R(
&s->fftSpec, order, flags, qualityHint, s->memSpec, s->memInit);
if (status != ippStsNoErr) {
AUBIO_ERR("fft: failed to initialize. IPP error: %d\n", status);
goto beach;
}

#else // using OOURA
if (aubio_is_power_of_two(winsize) != 1) {
AUBIO_ERR("fft: can only create with sizes power of two, requested %d,"
" try recompiling aubio with --enable-fftw3\n", winsize);
goto beach;
}
s->winsize = winsize;
s->fft_size = winsize / 2 + 1;
s->compspec = new_fvec(winsize);
s->in = AUBIO_ARRAY(smpl_t, s->winsize);
s->out = AUBIO_ARRAY(smpl_t, s->winsize);
s->ip = AUBIO_ARRAY(int , s->fft_size);
s->w = AUBIO_ARRAY(smpl_t, s->fft_size);
s->ip[0] = 0;
#endif /* using OOURA */

return s;

beach:
@@ -307,34 +107,16 @@ beach:

void del_aubio_fft(aubio_fft_t * s) {
/* destroy data */
#ifdef HAVE_FFTW3 // using FFTW3
#ifndef __MOD_DEVICES__
#ifndef SKIP_FFTW_MUTEX
pthread_mutex_lock(&aubio_fftw_mutex);
#endif
fftw_destroy_plan(s->pfw);
fftw_destroy_plan(s->pbw);
fftw_free(s->specdata);
#ifndef __MOD_DEVICES__
#ifndef SKIP_FFTW_MUTEX
pthread_mutex_unlock(&aubio_fftw_mutex);
#endif

#elif defined HAVE_ACCELERATE // using ACCELERATE
AUBIO_FREE(s->spec.realp);
AUBIO_FREE(s->spec.imagp);
aubio_vDSP_DFT_DestroySetup(s->fftSetupBwd);
aubio_vDSP_DFT_DestroySetup(s->fftSetupFwd);

#elif defined HAVE_INTEL_IPP // using Intel IPP
ippFree(s->memSpec);
ippFree(s->memInit);
ippFree(s->memBuffer);
ippFree(s->complexOut);

#else // using OOURA
AUBIO_FREE(s->w);
AUBIO_FREE(s->ip);
#endif

del_fvec(s->compspec);
AUBIO_FREE(s->in);
AUBIO_FREE(s->out);
@@ -361,131 +143,28 @@ void aubio_fft_do_complex(aubio_fft_t * s, const fvec_t * input, fvec_t * compsp
memcpy(s->in, input->data, s->winsize * sizeof(smpl_t));
#endif /* HAVE_MEMCPY_HACKS */

#ifdef HAVE_FFTW3 // using FFTW3
fftw_execute(s->pfw);
#ifdef HAVE_COMPLEX_H
compspec->data[0] = REAL(s->specdata[0]);
for (i = 1; i < s->fft_size -1 ; i++) {
compspec->data[i] = REAL(s->specdata[i]);
compspec->data[compspec->length - i] = IMAG(s->specdata[i]);
}
compspec->data[s->fft_size-1] = REAL(s->specdata[s->fft_size-1]);
#else /* HAVE_COMPLEX_H */
for (i = 0; i < s->fft_size; i++) {
compspec->data[i] = s->specdata[i];
}
#endif /* HAVE_COMPLEX_H */

#elif defined HAVE_ACCELERATE // using ACCELERATE
// convert real data to even/odd format used in vDSP
aubio_vDSP_ctoz((aubio_DSPComplex*)s->in, 2, &s->spec, 1, s->fft_size/2);
// compute the FFT
aubio_vDSP_DFT_Execute(s->fftSetupFwd, s->spec.realp, s->spec.imagp,
s->spec.realp, s->spec.imagp);
// convert from vDSP complex split to [ r0, r1, ..., rN, iN-1, .., i2, i1]
compspec->data[0] = s->spec.realp[0];
compspec->data[s->fft_size / 2] = s->spec.imagp[0];
for (i = 1; i < s->fft_size / 2; i++) {
compspec->data[i] = s->spec.realp[i];
compspec->data[s->fft_size - i] = s->spec.imagp[i];
}
// apply scaling
smpl_t scale = 1./2.;
aubio_vDSP_vsmul(compspec->data, 1, &scale, compspec->data, 1, s->fft_size);

#elif defined HAVE_INTEL_IPP // using Intel IPP

// apply fft
aubio_ippsFFTFwd_RToCCS(s->in, (aubio_IppFloat*)s->complexOut, s->fftSpec, s->memBuffer);
// convert complex buffer to [ r0, r1, ..., rN, iN-1, .., i2, i1]
compspec->data[0] = s->complexOut[0].re;
compspec->data[s->fft_size / 2] = s->complexOut[s->fft_size / 2].re;
for (i = 1; i < s->fft_size / 2; i++) {
compspec->data[i] = s->complexOut[i].re;
compspec->data[s->fft_size - i] = s->complexOut[i].im;
}

#else // using OOURA
aubio_ooura_rdft(s->winsize, 1, s->in, s->ip, s->w);
compspec->data[0] = s->in[0];
compspec->data[s->winsize / 2] = s->in[1];
for (i = 1; i < s->fft_size - 1; i++) {
compspec->data[i] = s->in[2 * i];
compspec->data[s->winsize - i] = - s->in[2 * i + 1];
}
#endif /* using OOURA */
}

void aubio_fft_rdo_complex(aubio_fft_t * s, const fvec_t * compspec, fvec_t * output) {
uint_t i;
#ifdef HAVE_FFTW3
const smpl_t renorm = 1./(smpl_t)s->winsize;
#ifdef HAVE_COMPLEX_H
s->specdata[0] = compspec->data[0];
for (i=1; i < s->fft_size - 1; i++) {
s->specdata[i] = compspec->data[i] +
I * compspec->data[compspec->length - i];
}
s->specdata[s->fft_size - 1] = compspec->data[s->fft_size - 1];
#else
for (i=0; i < s->fft_size; i++) {
s->specdata[i] = compspec->data[i];
}
#endif
fftw_execute(s->pbw);
for (i = 0; i < output->length; i++) {
output->data[i] = s->out[i]*renorm;
}

#elif defined HAVE_ACCELERATE // using ACCELERATE
// convert from real imag [ r0, r1, ..., rN, iN-1, .., i2, i1]
// to vDSP packed format [ r0, rN, r1, i1, ..., rN-1, iN-1 ]
s->out[0] = compspec->data[0];
s->out[1] = compspec->data[s->winsize / 2];
for (i = 1; i < s->fft_size / 2; i++) {
s->out[2 * i] = compspec->data[i];
s->out[2 * i + 1] = compspec->data[s->winsize - i];
}
// convert to split complex format used in vDSP
aubio_vDSP_ctoz((aubio_DSPComplex*)s->out, 2, &s->spec, 1, s->fft_size/2);
// compute the FFT
aubio_vDSP_DFT_Execute(s->fftSetupBwd, s->spec.realp, s->spec.imagp,
s->spec.realp, s->spec.imagp);
// convert result to real output
aubio_vDSP_ztoc(&s->spec, 1, (aubio_DSPComplex*)output->data, 2, s->fft_size/2);
// apply scaling
smpl_t scale = 1.0 / s->winsize;
aubio_vDSP_vsmul(output->data, 1, &scale, output->data, 1, s->fft_size);

#elif defined HAVE_INTEL_IPP // using Intel IPP

// convert from real imag [ r0, 0, ..., rN, iN-1, .., i2, i1, iN-1] to complex format
s->complexOut[0].re = compspec->data[0];
s->complexOut[0].im = 0;
s->complexOut[s->fft_size / 2].re = compspec->data[s->fft_size / 2];
s->complexOut[s->fft_size / 2].im = 0.0;
for (i = 1; i < s->fft_size / 2; i++) {
s->complexOut[i].re = compspec->data[i];
s->complexOut[i].im = compspec->data[s->fft_size - i];
}
// apply fft
aubio_ippsFFTInv_CCSToR((const aubio_IppFloat *)s->complexOut, output->data, s->fftSpec, s->memBuffer);
// apply scaling
aubio_ippsMulC(output->data, 1.0 / s->winsize, output->data, s->fft_size);

#else // using OOURA
smpl_t scale = 2.0 / s->winsize;
s->out[0] = compspec->data[0];
s->out[1] = compspec->data[s->winsize / 2];
for (i = 1; i < s->fft_size - 1; i++) {
s->out[2 * i] = compspec->data[i];
s->out[2 * i + 1] = - compspec->data[s->winsize - i];
}
aubio_ooura_rdft(s->winsize, -1, s->out, s->ip, s->w);
for (i=0; i < s->winsize; i++) {
output->data[i] = s->out[i] * scale;
}
#endif
}

void aubio_fft_get_spectrum(const fvec_t * compspec, cvec_t * spectrum) {
@@ -505,42 +184,22 @@ void aubio_fft_get_phas(const fvec_t * compspec, cvec_t * spectrum) {
} else {
spectrum->phas[0] = 0.;
}
#if defined(HAVE_INTEL_IPP)
// convert from real imag [ r0, r1, ..., rN, iN-1, ..., i2, i1, i0]
// to [ r0, r1, ..., rN, i0, i1, i2, ..., iN-1]
for (i = 1; i < spectrum->length / 2; i++) {
ELEM_SWAP(compspec->data[compspec->length - i],
compspec->data[spectrum->length + i - 1]);
}
aubio_ippsAtan2(compspec->data + spectrum->length,
compspec->data + 1, spectrum->phas + 1, spectrum->length - 1);
// revert the imaginary part back again
for (i = 1; i < spectrum->length / 2; i++) {
ELEM_SWAP(compspec->data[spectrum->length + i - 1],
compspec->data[compspec->length - i]);
}
#else
for (i=1; i < spectrum->length - 1; i++) {
spectrum->phas[i] = ATAN2(compspec->data[compspec->length-i],
compspec->data[i]);
}
#endif
#ifdef HAVE_FFTW3
// for even length only, make sure last element is 0 or PI
if (2 * (compspec->length / 2) == compspec->length) {
#endif
if (compspec->data[compspec->length/2] < 0) {
spectrum->phas[spectrum->length - 1] = PI;
} else {
spectrum->phas[spectrum->length - 1] = 0.;
}
#ifdef HAVE_FFTW3
} else {
i = spectrum->length - 1;
spectrum->phas[i] = ATAN2(compspec->data[compspec->length-i],
compspec->data[i]);
}
#endif
}

void aubio_fft_get_norm(const fvec_t * compspec, cvec_t * spectrum) {
@@ -550,19 +209,15 @@ void aubio_fft_get_norm(const fvec_t * compspec, cvec_t * spectrum) {
spectrum->norm[i] = SQRT(SQR(compspec->data[i])
+ SQR(compspec->data[compspec->length - i]) );
}
#ifdef HAVE_FFTW3
// for even length, make sure last element is > 0
if (2 * (compspec->length / 2) == compspec->length) {
#endif
spectrum->norm[spectrum->length-1] =
ABS(compspec->data[compspec->length/2]);
#ifdef HAVE_FFTW3
} else {
i = spectrum->length - 1;
spectrum->norm[i] = SQRT(SQR(compspec->data[i])
+ SQR(compspec->data[compspec->length - i]) );
}
#endif
}

void aubio_fft_get_imag(const cvec_t * spectrum, fvec_t * compspec) {


+ 1
- 1
dpf

@@ -1 +1 @@
Subproject commit 081d4d7392ef587f46dc3b216369655828bbda7f
Subproject commit dba284c267c74b12338a576c609885553c19552e

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