ref: ef7df7698cf744f3d43859eb304e4ea4d69d4bfa
parent: 82c588a8e0993f866cbbfc3028289e99d5369f4a
parent: 2b3280abacda5f37518ee1579428fa9a4a908c68
author: Paul Brossier <[email protected]>
date: Tue Nov 6 06:53:50 EST 2007
merge from banane
--- a/.bzrignore
+++ b/.bzrignore
@@ -1,25 +1,44 @@
-*/Makefile.in
-*/*/Makefile.in
-*/*/*/Makefile.in
-*/Makefile
-*/*/Makefile
-*/*/*/Makefile
-*/.deps
-*/*/.deps
-*/*/*/.deps
-*/.libs
-*/*/.libs
-*/*/*/.libs
-*/*.lo
-*/*/*.lo
-*/*/*/*.lo
-*/*.la
+**/Makefile.in
+**/Makefile
+**/.deps
+**/.libs
+**/*.lo
+**/*.la
+
+# ignore compiled examples
+RE:examples/[a-z]*
+
+# ignore compiled test programs
+RE:tests/src/test-[a-z-]*$
+
+# ignore aubio
plugins/puredata/aubio.pd_linux
-doc/aubiocut.1
-doc/aubionotes.1
-doc/aubioonset.1
-doc/aubiopitch.1
-doc/aubiotrack.1
+
+# only sgml manpages count
+doc/*.1
+
+# cachegrind/callgrind stuff
+**/cachegrind.out.[0-9]*
+**/callgrind.out.[0-9]*
+
+# autoreconf -f -i will create these
+INSTALL
+aclocal.m4
+aubio.pc
+autom4te.cache/
+compile
+config.guess
+config.log
+config.status
+config.sub
+configure
+depcomp
+install-sh
+libtool
+ltmain.sh
+missing
+py-compile
src/config.h
src/config.h.in
src/stamp-h1
+
--- a/python/aubio/aubioclass.py
+++ b/python/aubio/aubioclass.py
@@ -42,8 +42,9 @@
self.file = new_aubio_sndfile_wo(model.file,filename)
else:
self.file = new_aubio_sndfile_ro(filename)
+ if self.file == None: raise(ValueError, "failed opening file")
def __del__(self):
- del_aubio_sndfile(self.file)
+ if self.file != None: del_aubio_sndfile(self.file)
def info(self):
aubio_sndfile_info(self.file)
def samplerate(self):
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -5,6 +5,8 @@
mathutils.h \
fft.h \
sample.h \
+ fvec.h \
+ cvec.h \
hist.h \
scale.h \
resample.h \
@@ -33,8 +35,10 @@
mathutils.h \
fft.c \
fft.h \
- sample.c \
- sample.h \
+ fvec.c \
+ fvec.h \
+ cvec.c \
+ cvec.h \
hist.c \
hist.h \
scale.c \
--- a/src/aubio_priv.h
+++ b/src/aubio_priv.h
@@ -1,20 +1,20 @@
/*
- Copyright (C) 2003 Paul Brossier
+ Copyright (C) 2003-2007 Paul Brossier
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
- This program 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.
+ This program 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 General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
*/
/** @file
@@ -70,13 +70,13 @@
*/
/* Memory management */
-#define AUBIO_MALLOC(_n) malloc(_n)
-#define AUBIO_REALLOC(_p,_n) realloc(_p,_n)
-#define AUBIO_NEW(_t) (_t*)malloc(sizeof(_t))
-#define AUBIO_ARRAY(_t,_n) (_t*)malloc((_n)*sizeof(_t))
-#define AUBIO_MEMCPY(_dst,_src,_n) memcpy(_dst,_src,_n)
-#define AUBIO_MEMSET(_dst,_src,_t) memset(_dst,_src,_t)
-#define AUBIO_FREE(_p) free(_p)
+#define AUBIO_MALLOC(_n) malloc(_n)
+#define AUBIO_REALLOC(_p,_n) realloc(_p,_n)
+#define AUBIO_NEW(_t) (_t*)malloc(sizeof(_t))
+#define AUBIO_ARRAY(_t,_n) (_t*)malloc((_n)*sizeof(_t))
+#define AUBIO_MEMCPY(_dst,_src,_n) memcpy(_dst,_src,_n)
+#define AUBIO_MEMSET(_dst,_src,_t) memset(_dst,_src,_t)
+#define AUBIO_FREE(_p) free(_p)
/* file interface */
--- /dev/null
+++ b/src/cvec.c
@@ -1,0 +1,82 @@
+/*
+ Copyright (C) 2003-2007 Paul Brossier <[email protected]>
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program 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 General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+*/
+
+#include "aubio_priv.h"
+#include "cvec.h"
+
+cvec_t * new_cvec( uint_t length, uint_t channels) {+ cvec_t * s = AUBIO_NEW(cvec_t);
+ uint_t i,j;
+ s->channels = channels;
+ s->length = length/2 + 1;
+ s->norm = AUBIO_ARRAY(smpl_t*,s->channels);
+ s->phas = AUBIO_ARRAY(smpl_t*,s->channels);
+ for (i=0; i< s->channels; i++) {+ s->norm[i] = AUBIO_ARRAY(smpl_t,s->length);
+ s->phas[i] = AUBIO_ARRAY(smpl_t,s->length);
+ for (j=0; j< s->length; j++) {+ s->norm[i][j]=0.;
+ s->phas[i][j]=0.;
+ }
+ }
+ return s;
+}
+
+void del_cvec(cvec_t *s) {+ uint_t i;
+ for (i=0; i<s->channels; i++) {+ AUBIO_FREE(s->norm[i]);
+ AUBIO_FREE(s->phas[i]);
+ }
+ AUBIO_FREE(s->norm);
+ AUBIO_FREE(s->phas);
+ AUBIO_FREE(s);
+}
+
+void cvec_write_norm(cvec_t *s, smpl_t data, uint_t channel, uint_t position) {+ s->norm[channel][position] = data;
+}
+void cvec_write_phas(cvec_t *s, smpl_t data, uint_t channel, uint_t position) {+ s->phas[channel][position] = data;
+}
+smpl_t cvec_read_norm(cvec_t *s, uint_t channel, uint_t position) {+ return s->norm[channel][position];
+}
+smpl_t cvec_read_phas(cvec_t *s, uint_t channel, uint_t position) {+ return s->phas[channel][position];
+}
+void cvec_put_norm_channel(cvec_t *s, smpl_t * data, uint_t channel) {+ s->norm[channel] = data;
+}
+void cvec_put_phas_channel(cvec_t *s, smpl_t * data, uint_t channel) {+ s->phas[channel] = data;
+}
+smpl_t * cvec_get_norm_channel(cvec_t *s, uint_t channel) {+ return s->norm[channel];
+}
+smpl_t * cvec_get_phas_channel(cvec_t *s, uint_t channel) {+ return s->phas[channel];
+}
+smpl_t ** cvec_get_norm(cvec_t *s) {+ return s->norm;
+}
+smpl_t ** cvec_get_phas(cvec_t *s) {+ return s->phas;
+}
+
--- /dev/null
+++ b/src/cvec.h
@@ -1,0 +1,188 @@
+/*
+ Copyright (C) 2003-2007 Paul Brossier <[email protected]>
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program 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 General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+*/
+
+#ifndef _CVEC_H
+#define _CVEC_H_
+
+#ifdef __cplusplus
+extern "C" {+#endif
+
+/** \file
+
+ Real and complex buffers
+
+ This file specifies the cvec_t buffer type, which is used throughout aubio to
+ store complex data. Complex values are stored in terms of phase and
+ norm, within size/2+1 long vectors.
+
+*/
+
+/** Spectrum buffer type */
+typedef struct _cvec_t cvec_t;
+/** Buffer for complex data */
+struct _cvec_t {+ uint_t length; /**< length of buffer = (requested length)/2 + 1 */
+ uint_t channels; /**< number of channels */
+ smpl_t **norm; /**< norm array of size [length] * [channels] */
+ smpl_t **phas; /**< phase array of size [length] * [channels] */
+};
+
+/** cvec_t buffer creation function
+
+ This function creates a cvec_t structure holding two arrays of size
+ [length/2+1] * channels, corresponding to the norm and phase values of the
+ spectral frame. The length stored in the structure is the actual size of both
+ arrays, not the length of the complex and symetrical vector, specified as
+ creation argument.
+
+ \param length the length of the buffer to create
+ \param channels the number of channels in the buffer
+
+*/
+cvec_t * new_cvec(uint_t length, uint_t channels);
+/** cvec_t buffer deletion function
+
+ \param s buffer to delete as returned by new_cvec()
+
+*/
+void del_cvec(cvec_t *s);
+/** write norm value in a complex buffer
+
+ Note that this function is not used in the aubio library, since the same
+ result can be obtained by assigning vec->norm[channel][position]. Its purpose
+ is to access these values from wrappers, as created by swig.
+
+ \param s vector to write to
+ \param data norm value to write in s->norm[channel][position]
+ \param channel channel to write to
+ \param position sample position to write to
+
+*/
+void cvec_write_norm(cvec_t *s, smpl_t data, uint_t channel, uint_t position);
+/** write phase value in a complex buffer
+
+ Note that this function is not used in the aubio library, since the same
+ result can be obtained by assigning vec->phas[channel][position]. Its purpose
+ is to access these values from wrappers, as created by swig.
+
+ \param s vector to write to
+ \param data phase value to write in s->phas[channel][position]
+ \param channel channel to write to
+ \param position sample position to write to
+
+*/
+void cvec_write_phas(cvec_t *s, smpl_t data, uint_t channel, uint_t position);
+/** read norm value from a complex buffer
+
+ Note that this function is not used in the aubio library, since the same
+ result can be obtained with vec->norm[channel][position]. Its purpose is to
+ access these values from wrappers, as created by swig.
+
+ \param s vector to read from
+ \param channel channel to read from
+ \param position sample position to read from
+
+*/
+smpl_t cvec_read_norm(cvec_t *s, uint_t channel, uint_t position);
+/** read phase value from a complex buffer
+
+ Note that this function is not used in the aubio library, since the same
+ result can be obtained with vec->phas[channel][position]. Its purpose is to
+ access these values from wrappers, as created by swig.
+
+ \param s vector to read from
+ \param channel channel to read from
+ \param position sample position to read from
+
+*/
+smpl_t cvec_read_phas(cvec_t *s, uint_t channel, uint_t position);
+/** write norm channel in a complex buffer
+
+ Note that this function is not used in the aubio library, since the same
+ result can be obtained by assigning vec->norm[channel]. Its purpose is to
+ access these values from wrappers, as created by swig.
+
+ \param s vector to write to
+ \param data norm vector of [length] samples to write in s->norm[channel]
+ \param channel channel to write to
+
+*/
+void cvec_put_norm_channel(cvec_t *s, smpl_t * data, uint_t channel);
+/** write phase channel in a complex buffer
+
+ Note that this function is not used in the aubio library, since the same
+ result can be obtained by assigning vec->phas[channel]. Its purpose is to
+ access these values from wrappers, as created by swig.
+
+ \param s vector to write to
+ \param data phase vector of [length] samples to write in s->phas[channel]
+ \param channel channel to write to
+
+*/
+void cvec_put_phas_channel(cvec_t *s, smpl_t * data, uint_t channel);
+/** read norm channel from a complex buffer
+
+ Note that this function is not used in the aubio library, since the same
+ result can be obtained with vec->norm[channel]. Its purpose is to access
+ these values from wrappers, as created by swig.
+
+ \param s vector to read from
+ \param channel channel to read from
+
+*/
+smpl_t * cvec_get_norm_channel(cvec_t *s, uint_t channel);
+/** write phase channel in a complex buffer
+
+ Note that this function is not used in the aubio library, since the same
+ result can be obtained with vec->phas[channel]. Its purpose is to access
+ these values from wrappers, as created by swig.
+
+ \param s vector to read from
+ \param channel channel to read from
+
+*/
+smpl_t * cvec_get_phas_channel(cvec_t *s, uint_t channel);
+/** read norm data from a complex buffer
+
+ Note that this function is not used in the aubio library, since the same
+ result can be obtained with vec->norm. Its purpose is to access these values
+ from wrappers, as created by swig.
+
+ \param s vector to read from
+
+*/
+smpl_t ** cvec_get_norm(cvec_t *s);
+/** read phase data from a complex buffer
+
+ Note that this function is not used in the aubio library, since the same
+ result can be obtained with vec->phas. Its purpose is to access these values
+ from wrappers, as created by swig.
+
+ \param s vector to read from
+
+*/
+smpl_t ** cvec_get_phas(cvec_t *s);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _CVEC_H */
+
--- a/src/fft.c
+++ b/src/fft.c
@@ -23,14 +23,14 @@
#include "fft.h"
#if FFTW3F_SUPPORT
-#define fftw_malloc fftwf_malloc
-#define fftw_free fftwf_free
-#define fftw_execute fftwf_execute
-#define fftw_plan_dft_r2c_1d fftwf_plan_dft_r2c_1d
-#define fftw_plan_dft_c2r_1d fftwf_plan_dft_c2r_1d
-#define fftw_plan_r2r_1d fftwf_plan_r2r_1d
-#define fftw_plan fftwf_plan
-#define fftw_destroy_plan fftwf_destroy_plan
+#define fftw_malloc fftwf_malloc
+#define fftw_free fftwf_free
+#define fftw_execute fftwf_execute
+#define fftw_plan_dft_r2c_1d fftwf_plan_dft_r2c_1d
+#define fftw_plan_dft_c2r_1d fftwf_plan_dft_c2r_1d
+#define fftw_plan_r2r_1d fftwf_plan_r2r_1d
+#define fftw_plan fftwf_plan
+#define fftw_destroy_plan fftwf_destroy_plan
#endif
#if FFTW3F_SUPPORT
@@ -40,74 +40,72 @@
#endif
struct _aubio_fft_t {- uint_t fft_size;
- uint_t channels;
- real_t *in, *out;
- fft_data_t *specdata;
- fftw_plan pfw, pbw;
+ uint_t fft_size;
+ uint_t channels;
+ real_t *in, *out;
+ fft_data_t *specdata;
+ fftw_plan pfw, pbw;
};
static void aubio_fft_getspectrum(fft_data_t * spectrum, smpl_t *norm, smpl_t * phas, uint_t size);
aubio_fft_t * new_aubio_fft(uint_t size) {- aubio_fft_t * s = AUBIO_NEW(aubio_fft_t);
- /* allocate memory */
- s->in = AUBIO_ARRAY(real_t,size);
- s->out = AUBIO_ARRAY(real_t,size);
- s->specdata = (fft_data_t*)fftw_malloc(sizeof(fft_data_t)*size);
- /* create plans */
+ aubio_fft_t * s = AUBIO_NEW(aubio_fft_t);
+ /* allocate memory */
+ s->in = AUBIO_ARRAY(real_t,size);
+ s->out = AUBIO_ARRAY(real_t,size);
+ /* create plans */
#ifdef HAVE_COMPLEX_H
- s->pfw = fftw_plan_dft_r2c_1d(size, s->in, s->specdata, FFTW_ESTIMATE);
- s->pbw = fftw_plan_dft_c2r_1d(size, s->specdata, s->out, FFTW_ESTIMATE);
+ s->fft_size = size/2+1;
+ s->specdata = (fft_data_t*)fftw_malloc(sizeof(fft_data_t)*s->fft_size);
+ s->pfw = fftw_plan_dft_r2c_1d(size, s->in, s->specdata, FFTW_ESTIMATE);
+ s->pbw = fftw_plan_dft_c2r_1d(size, s->specdata, s->out, FFTW_ESTIMATE);
#else
- s->pfw = fftw_plan_r2r_1d(size, s->in, s->specdata, FFTW_R2HC, FFTW_ESTIMATE);
- s->pbw = fftw_plan_r2r_1d(size, s->specdata, s->out, FFTW_HC2R, FFTW_ESTIMATE);
+ s->fft_size = size;
+ s->specdata = (fft_data_t*)fftw_malloc(sizeof(fft_data_t)*s->fft_size);
+ s->pfw = fftw_plan_r2r_1d(size, s->in, s->specdata, FFTW_R2HC, FFTW_ESTIMATE);
+ s->pbw = fftw_plan_r2r_1d(size, s->specdata, s->out, FFTW_HC2R, FFTW_ESTIMATE);
#endif
- return s;
+ return s;
}
void del_aubio_fft(aubio_fft_t * s) {- /* destroy data */
- fftw_destroy_plan(s->pfw);
- fftw_destroy_plan(s->pbw);
- fftw_free(s->specdata);
- AUBIO_FREE(s->out);
- AUBIO_FREE(s->in );
- AUBIO_FREE(s);
+ /* destroy data */
+ fftw_destroy_plan(s->pfw);
+ fftw_destroy_plan(s->pbw);
+ fftw_free(s->specdata);
+ AUBIO_FREE(s->out);
+ AUBIO_FREE(s->in );
+ AUBIO_FREE(s);
}
void aubio_fft_do(const aubio_fft_t * s,
- const smpl_t * data, fft_data_t * spectrum,
- const uint_t size) {- uint_t i;
- for (i=0;i<size;i++) s->in[i] = data[i];
- fftw_execute(s->pfw);
- for (i=0;i<size;i++) spectrum[i] = s->specdata[i];
+ const smpl_t * data, fft_data_t * spectrum, const uint_t size) {+ uint_t i;
+ for (i=0;i<size;i++) s->in[i] = data[i];
+ fftw_execute(s->pfw);
+ for (i=0; i < s->fft_size; i++) spectrum[i] = s->specdata[i];
}
void aubio_fft_rdo(const aubio_fft_t * s,
- const fft_data_t * spectrum,
- smpl_t * data,
- const uint_t size) {- uint_t i;
- const smpl_t renorm = 1./(smpl_t)size;
- for (i=0;i<size;i++) s->specdata[i] = spectrum[i];
- fftw_execute(s->pbw);
- for (i=0;i<size;i++) data[i] = s->out[i]*renorm;
+ const fft_data_t * spectrum, smpl_t * data, const uint_t size) {+ uint_t i;
+ const smpl_t renorm = 1./(smpl_t)size;
+ for (i=0; i < s->fft_size; i++) s->specdata[i] = spectrum[i];
+ fftw_execute(s->pbw);
+ for (i=0;i<size;i++) data[i] = s->out[i]*renorm;
}
#ifdef HAVE_COMPLEX_H
void aubio_fft_getnorm(smpl_t * norm, fft_data_t * spectrum, uint_t size) {- uint_t i;
- for (i=0;i<size/2+1;i++) norm[i] = ABSC(spectrum[i]);
- //for (i=0;i<size/2+1;i++) AUBIO_DBG("%f\n", norm[i]);+ uint_t i;
+ for (i=0;i<size/2+1;i++) norm[i] = ABSC(spectrum[i]);
}
void aubio_fft_getphas(smpl_t * phas, fft_data_t * spectrum, uint_t size) {- uint_t i;
- for (i=0;i<size/2+1;i++) phas[i] = ARGC(spectrum[i]);
- //for (i=0;i<size/2+1;i++) AUBIO_DBG("%f\n", phas[i]);+ uint_t i;
+ for (i=0;i<size/2+1;i++) phas[i] = ARGC(spectrum[i]);
}
void aubio_fft_getspectrum(fft_data_t * spectrum, smpl_t *norm, smpl_t * phas, uint_t size) {@@ -121,17 +119,17 @@
#else
void aubio_fft_getnorm(smpl_t * norm, fft_data_t * spectrum, uint_t size) {- uint_t i;
- norm[0] = -spectrum[0];
- for (i=1;i<size/2+1;i++) norm[i] = SQRT(SQR(spectrum[i]) + SQR(spectrum[size-i]));
- //for (i=0;i<size/2+1;i++) AUBIO_DBG("%f\n", norm[i]);+ uint_t i;
+ norm[0] = spectrum[0];
+ for (i=1;i<size/2;i++) norm[i] = SQRT((SQR(spectrum[i]) + SQR(spectrum[size-i])));
+ norm[size/2] = spectrum[size/2];
}
void aubio_fft_getphas(smpl_t * phas, fft_data_t * spectrum, uint_t size) {- uint_t i;
- phas[0] = PI;
- for (i=1;i<size/2+1;i++) phas[i] = atan2f(spectrum[size-i] , spectrum[i]);
- //for (i=0;i<size/2+1;i++) AUBIO_DBG("%f\n", phas[i]);+ uint_t i;
+ phas[0] = 0;
+ for (i=1;i<size/2+1;i++) phas[i] = atan2f(spectrum[size-i] , spectrum[i]);
+ phas[size/2] = 0;
}
void aubio_fft_getspectrum(fft_data_t * spectrum, smpl_t *norm, smpl_t * phas, uint_t size) {@@ -155,43 +153,43 @@
};
aubio_mfft_t * new_aubio_mfft(uint_t winsize, uint_t channels){- uint_t i;
- aubio_mfft_t * fft = AUBIO_NEW(aubio_mfft_t);
- fft->winsize = winsize;
- fft->channels = channels;
- fft->fft = new_aubio_fft(winsize);
- fft->spec = AUBIO_ARRAY(fft_data_t*,channels);
- for (i=0; i < channels; i++)
- fft->spec[i] = AUBIO_ARRAY(fft_data_t,winsize);
- return fft;
+ uint_t i;
+ aubio_mfft_t * fft = AUBIO_NEW(aubio_mfft_t);
+ fft->winsize = winsize;
+ fft->channels = channels;
+ fft->fft = new_aubio_fft(winsize);
+ fft->spec = AUBIO_ARRAY(fft_data_t*,channels);
+ for (i=0; i < channels; i++)
+ fft->spec[i] = AUBIO_ARRAY(fft_data_t,winsize);
+ return fft;
}
/* execute stft */
void aubio_mfft_do (aubio_mfft_t * fft,fvec_t * in,cvec_t * fftgrain){- uint_t i=0;
- /* execute stft */
- for (i=0; i < fft->channels; i++) {- aubio_fft_do (fft->fft,in->data[i],fft->spec[i],fft->winsize);
- /* put norm and phase into fftgrain */
- aubio_fft_getnorm(fftgrain->norm[i], fft->spec[i], fft->winsize);
- aubio_fft_getphas(fftgrain->phas[i], fft->spec[i], fft->winsize);
- }
+ uint_t i=0;
+ /* execute stft */
+ for (i=0; i < fft->channels; i++) {+ aubio_fft_do (fft->fft,in->data[i],fft->spec[i],fft->winsize);
+ /* put norm and phase into fftgrain */
+ aubio_fft_getnorm(fftgrain->norm[i], fft->spec[i], fft->winsize);
+ aubio_fft_getphas(fftgrain->phas[i], fft->spec[i], fft->winsize);
+ }
}
/* execute inverse fourier transform */
void aubio_mfft_rdo(aubio_mfft_t * fft,cvec_t * fftgrain, fvec_t * out){- uint_t i=0;
- for (i=0; i < fft->channels; i++) {- aubio_fft_getspectrum(fft->spec[i],fftgrain->norm[i],fftgrain->phas[i],fft->winsize);
- aubio_fft_rdo(fft->fft,fft->spec[i],out->data[i],fft->winsize);
- }
+ uint_t i=0;
+ for (i=0; i < fft->channels; i++) {+ aubio_fft_getspectrum(fft->spec[i],fftgrain->norm[i],fftgrain->phas[i],fft->winsize);
+ aubio_fft_rdo(fft->fft,fft->spec[i],out->data[i],fft->winsize);
+ }
}
void del_aubio_mfft(aubio_mfft_t * fft) {- uint_t i;
- for (i=0; i < fft->channels; i++)
- AUBIO_FREE(fft->spec[i]);
- AUBIO_FREE(fft->spec);
- del_aubio_fft(fft->fft);
- AUBIO_FREE(fft);
+ uint_t i;
+ for (i=0; i < fft->channels; i++)
+ AUBIO_FREE(fft->spec[i]);
+ AUBIO_FREE(fft->spec);
+ del_aubio_fft(fft->fft);
+ AUBIO_FREE(fft);
}
--- a/src/fft.h
+++ b/src/fft.h
@@ -1,20 +1,20 @@
/*
- Copyright (C) 2003 Paul Brossier
+ Copyright (C) 2003 Paul Brossier
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
- This program 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.
+ This program 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 General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
*/
/** \file
--- /dev/null
+++ b/src/fvec.c
@@ -1,0 +1,63 @@
+/*
+ Copyright (C) 2003-2007 Paul Brossier <[email protected]>
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program 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 General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+*/
+
+#include "aubio_priv.h"
+#include "sample.h"
+
+fvec_t * new_fvec( uint_t length, uint_t channels) {+ fvec_t * s = AUBIO_NEW(fvec_t);
+ uint_t i,j;
+ s->channels = channels;
+ s->length = length;
+ s->data = AUBIO_ARRAY(smpl_t*,s->channels);
+ for (i=0; i< s->channels; i++) {+ s->data[i] = AUBIO_ARRAY(smpl_t, s->length);
+ for (j=0; j< s->length; j++) {+ s->data[i][j]=0.;
+ }
+ }
+ return s;
+}
+
+void del_fvec(fvec_t *s) {+ uint_t i;
+ for (i=0; i<s->channels; i++) {+ AUBIO_FREE(s->data[i]);
+ }
+ AUBIO_FREE(s->data);
+ AUBIO_FREE(s);
+}
+
+void fvec_write_sample(fvec_t *s, smpl_t data, uint_t channel, uint_t position) {+ s->data[channel][position] = data;
+}
+smpl_t fvec_read_sample(fvec_t *s, uint_t channel, uint_t position) {+ return s->data[channel][position];
+}
+void fvec_put_channel(fvec_t *s, smpl_t * data, uint_t channel) {+ s->data[channel] = data;
+}
+smpl_t * fvec_get_channel(fvec_t *s, uint_t channel) {+ return s->data[channel];
+}
+
+smpl_t ** fvec_get_data(fvec_t *s) {+ return s->data;
+}
+
--- /dev/null
+++ b/src/fvec.h
@@ -1,0 +1,120 @@
+/*
+ Copyright (C) 2003-2007 Paul Brossier <[email protected]>
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program 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 General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+*/
+
+#ifndef _FVEC_H
+#define _FVEC_H
+
+#ifdef __cplusplus
+extern "C" {+#endif
+
+/** \file
+
+ Real buffers
+
+ This file specifies the fvec_t buffer type, which is used throughout aubio to
+ store real data.
+
+*/
+
+/** Sample buffer type */
+typedef struct _fvec_t fvec_t;
+/** Buffer for real values */
+struct _fvec_t {+ uint_t length; /**< length of buffer */
+ uint_t channels; /**< number of channels */
+ smpl_t **data; /**< data array of size [length] * [channels] */
+};
+/** fvec_t buffer creation function
+
+ \param length the length of the buffer to create
+ \param channels the number of channels in the buffer
+
+*/
+fvec_t * new_fvec(uint_t length, uint_t channels);
+/** fvec_t buffer deletion function
+
+ \param s buffer to delete as returned by new_fvec()
+
+*/
+void del_fvec(fvec_t *s);
+/** read sample value in a buffer
+
+ Note that this function is not used in the aubio library, since the same
+ result can be obtained using vec->data[channel][position]. Its purpose is to
+ access these values from wrappers, as created by swig.
+
+ \param s vector to read from
+ \param channel channel to read from
+ \param position sample position to read from
+
+*/
+smpl_t fvec_read_sample(fvec_t *s, uint_t channel, uint_t position);
+/** write sample value in a buffer
+
+ Note that this function is not used in the aubio library, since the same
+ result can be obtained by assigning vec->data[channel][position]. Its purpose
+ is to access these values from wrappers, as created by swig.
+
+ \param s vector to write to
+ \param data value to write in s->data[channel][position]
+ \param channel channel to write to
+ \param position sample position to write to
+
+*/
+void fvec_write_sample(fvec_t *s, smpl_t data, uint_t channel, uint_t position);
+/** read channel vector from a buffer
+
+ Note that this function is not used in the aubio library, since the same
+ result can be obtained with vec->data[channel]. Its purpose is to access
+ these values from wrappers, as created by swig.
+
+ \param s vector to read from
+ \param channel channel to read from
+
+*/
+smpl_t * fvec_get_channel(fvec_t *s, uint_t channel);
+/** write channel vector into a buffer
+
+ Note that this function is not used in the aubio library, since the same
+ result can be obtained by assigning vec->data[channel]. Its purpose is to
+ access these values from wrappers, as created by swig.
+
+ \param s vector to write to
+ \param data vector of [length] values to write
+ \param channel channel to write to
+
+*/
+void fvec_put_channel(fvec_t *s, smpl_t * data, uint_t channel);
+/** read data from a buffer
+
+ Note that this function is not used in the aubio library, since the same
+ result can be obtained with vec->data. Its purpose is to access these values
+ from wrappers, as created by swig.
+
+ \param s vector to read from
+
+*/
+smpl_t ** fvec_get_data(fvec_t *s);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _FVEC_H */
--- a/src/phasevoc.c
+++ b/src/phasevoc.c
@@ -25,141 +25,125 @@
/** phasevocoder internal object */
struct _aubio_pvoc_t {- /** grain length */
- uint_t win_s;
- /** overlap step */
- uint_t hop_s;
- /** number of channels */
- uint_t channels;
- /** spectral data */
- aubio_mfft_t * fft;
- /**cur output grain [win_s] */
- fvec_t * synth;
- /**last input frame [win_s-hop_s] */
- fvec_t * synthold;
- /**current input grain [win_s] */
- fvec_t * data;
- /**last input frame [win_s-hop_s] */
- fvec_t * dataold;
- /** grain window [win_s] */
- float * w;
+ uint_t win_s; /** grain length */
+ uint_t hop_s; /** overlap step */
+ uint_t channels; /** number of channels */
+ aubio_mfft_t * fft; /** spectral data */
+ fvec_t * synth; /**cur output grain [win_s] */
+ fvec_t * synthold; /**last input frame [win_s-hop_s] */
+ fvec_t * data; /**current input grain [win_s] */
+ fvec_t * dataold; /**last input frame [win_s-hop_s] */
+ smpl_t * w; /** grain window [win_s] */
};
/** returns data and dataold slided by hop_s */
-static void aubio_pvoc_swapbuffers(
- smpl_t * data,
- smpl_t * dataold,
- const smpl_t * datanew,
- uint_t win_s, uint_t hop_s);
+static void aubio_pvoc_swapbuffers(smpl_t * data, smpl_t * dataold, const
+ smpl_t * datanew, uint_t win_s, uint_t hop_s);
+
/** do additive synthesis from 'old' and 'cur' */
-static void aubio_pvoc_addsynth(
- const smpl_t * synth,
- smpl_t * synthold,
- smpl_t * synthnew,
- uint_t win_s, uint_t hop_s);
+static void aubio_pvoc_addsynth(const smpl_t * synth, smpl_t * synthold,
+ smpl_t * synthnew, uint_t win_s, uint_t hop_s);
-
void aubio_pvoc_do(aubio_pvoc_t *pv, fvec_t * datanew, cvec_t *fftgrain) {- uint_t i,j;
- for (i=0; i<pv->channels; i++) {- /* slide */
- aubio_pvoc_swapbuffers(pv->data->data[i],pv->dataold->data[i],
- datanew->data[i],pv->win_s,pv->hop_s);
- /* windowing */
- for (j=0; j<pv->win_s; j++) pv->data->data[i][j] *= pv->w[j];
- }
- /* shift */
- vec_shift(pv->data);
- /* calculate fft */
- aubio_mfft_do (pv->fft,pv->data,fftgrain);
+ uint_t i,j;
+ for (i=0; i<pv->channels; i++) {+ /* slide */
+ aubio_pvoc_swapbuffers(pv->data->data[i],pv->dataold->data[i],
+ datanew->data[i],pv->win_s,pv->hop_s);
+ /* windowing */
+ for (j=0; j<pv->win_s; j++) pv->data->data[i][j] *= pv->w[j];
+ }
+ /* shift */
+ vec_shift(pv->data);
+ /* calculate fft */
+ aubio_mfft_do (pv->fft,pv->data,fftgrain);
}
void aubio_pvoc_rdo(aubio_pvoc_t *pv,cvec_t * fftgrain, fvec_t * synthnew) {- uint_t i,j;
- /* calculate rfft */
- aubio_mfft_rdo(pv->fft,fftgrain,pv->synth);
- /* unshift */
- vec_shift(pv->synth);
- for (i=0; i<pv->channels; i++) {- for (j=0; j<pv->win_s; j++) pv->synth->data[i][j] *= pv->w[j];
- aubio_pvoc_addsynth(pv->synth->data[i],pv->synthold->data[i],
- synthnew->data[i],pv->win_s,pv->hop_s);
- }
+ uint_t i;
+ /* calculate rfft */
+ aubio_mfft_rdo(pv->fft,fftgrain,pv->synth);
+ /* unshift */
+ vec_shift(pv->synth);
+ for (i=0; i<pv->channels; i++) {+ aubio_pvoc_addsynth(pv->synth->data[i],pv->synthold->data[i],
+ synthnew->data[i],pv->win_s,pv->hop_s);
+ }
}
aubio_pvoc_t * new_aubio_pvoc (uint_t win_s, uint_t hop_s, uint_t channels) {- aubio_pvoc_t * pv = AUBIO_NEW(aubio_pvoc_t);
+ aubio_pvoc_t * pv = AUBIO_NEW(aubio_pvoc_t);
- if (win_s < 2*hop_s) {- AUBIO_ERR("Hop size bigger than half the window size!\n");- AUBIO_ERR("Resetting hop size to half the window size.\n");- hop_s = win_s / 2;
- }
+ if (win_s < 2*hop_s) {+ AUBIO_ERR("Hop size bigger than half the window size!\n");+ AUBIO_ERR("Resetting hop size to half the window size.\n");+ hop_s = win_s / 2;
+ }
- if (hop_s < 1) {- AUBIO_ERR("Hop size is smaller than 1!\n");- AUBIO_ERR("Resetting hop size to half the window size.\n");- hop_s = win_s / 2;
- }
-
- pv->fft = new_aubio_mfft(win_s,channels);
+ if (hop_s < 1) {+ AUBIO_ERR("Hop size is smaller than 1!\n");+ AUBIO_ERR("Resetting hop size to half the window size.\n");+ hop_s = win_s / 2;
+ }
- /* remember old */
- pv->data = new_fvec (win_s, channels);
- pv->synth = new_fvec (win_s, channels);
+ pv->fft = new_aubio_mfft(win_s,channels);
- /* new input output */
- pv->dataold = new_fvec (win_s-hop_s, channels);
- pv->synthold = new_fvec (win_s-hop_s, channels);
- pv->w = AUBIO_ARRAY(smpl_t,win_s);
- aubio_window(pv->w,win_s,aubio_win_hanningz);
+ /* remember old */
+ pv->data = new_fvec (win_s, channels);
+ pv->synth = new_fvec (win_s, channels);
- pv->channels = channels;
- pv->hop_s = hop_s;
- pv->win_s = win_s;
+ /* new input output */
+ pv->dataold = new_fvec (win_s-hop_s, channels);
+ pv->synthold = new_fvec (win_s-hop_s, channels);
+ pv->w = AUBIO_ARRAY(smpl_t,win_s);
+ aubio_window(pv->w,win_s,aubio_win_hanningz);
- return pv;
+ pv->channels = channels;
+ pv->hop_s = hop_s;
+ pv->win_s = win_s;
+
+ return pv;
}
void del_aubio_pvoc(aubio_pvoc_t *pv) {- del_fvec(pv->data);
- del_fvec(pv->synth);
- del_fvec(pv->dataold);
- del_fvec(pv->synthold);
- del_aubio_mfft(pv->fft);
- AUBIO_FREE(pv->w);
- AUBIO_FREE(pv);
+ del_fvec(pv->data);
+ del_fvec(pv->synth);
+ del_fvec(pv->dataold);
+ del_fvec(pv->synthold);
+ del_aubio_mfft(pv->fft);
+ AUBIO_FREE(pv->w);
+ AUBIO_FREE(pv);
}
static void aubio_pvoc_swapbuffers(smpl_t * data, smpl_t * dataold,
- const smpl_t * datanew, uint_t win_s, uint_t hop_s)
+ const smpl_t * datanew, uint_t win_s, uint_t hop_s)
{- uint_t i;
- for (i=0;i<win_s-hop_s;i++)
- data[i] = dataold[i];
- for (i=0;i<hop_s;i++)
- data[win_s-hop_s+i] = datanew[i];
- for (i=0;i<win_s-hop_s;i++)
- dataold[i] = data[i+hop_s];
+ uint_t i;
+ for (i=0;i<win_s-hop_s;i++)
+ data[i] = dataold[i];
+ for (i=0;i<hop_s;i++)
+ data[win_s-hop_s+i] = datanew[i];
+ for (i=0;i<win_s-hop_s;i++)
+ dataold[i] = data[i+hop_s];
}
static void aubio_pvoc_addsynth(const smpl_t * synth, smpl_t * synthold,
smpl_t * synthnew, uint_t win_s, uint_t hop_s)
{- uint_t i;
- smpl_t scale = 2*hop_s/(win_s+.0);
- /* add new synth to old one and put result in synthnew */
- for (i=0;i<hop_s;i++)
- synthnew[i] = synthold[i]+synth[i]*scale;
- /* shift synthold */
- for (i=0;i<win_s-2*hop_s;i++)
- synthold[i] = synthold[i+hop_s];
- /* erase last frame in synthold */
- for (i=win_s-hop_s;i<win_s;i++)
- synthold[i-hop_s]=0.;
- /* additive synth */
- for (i=0;i<win_s-hop_s;i++)
- synthold[i] += synth[i+hop_s]*scale;
+ uint_t i;
+ smpl_t scale = 2*hop_s/(win_s+.0);
+ /* add new synth to old one and put result in synthnew */
+ for (i=0;i<hop_s;i++)
+ synthnew[i] = synthold[i]+synth[i]*scale;
+ /* shift synthold */
+ for (i=0;i<win_s-2*hop_s;i++)
+ synthold[i] = synthold[i+hop_s];
+ /* erase last frame in synthold */
+ for (i=win_s-hop_s;i<win_s;i++)
+ synthold[i-hop_s]=0.;
+ /* additive synth */
+ for (i=0;i<win_s-hop_s;i++)
+ synthold[i] += synth[i+hop_s]*scale;
}
--- a/src/sample.c
+++ /dev/null
@@ -1,122 +1,0 @@
-/*
- Copyright (C) 2003 Paul Brossier
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-
- This program 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 General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-
-*/
-
-#include "aubio_priv.h"
-#include "sample.h"
-
-fvec_t * new_fvec( uint_t length, uint_t channels) {- fvec_t * s = AUBIO_NEW(fvec_t);
- uint_t i,j;
- s->channels = channels;
- s->length = length;
- s->data = AUBIO_ARRAY(smpl_t*,s->channels);
- for (i=0; i< s->channels; i++) {- s->data[i] = AUBIO_ARRAY(smpl_t, s->length);
- for (j=0; j< s->length; j++) {- s->data[i][j]=0.;
- }
- }
- return s;
-}
-
-void del_fvec(fvec_t *s) {- uint_t i;
- for (i=0; i<s->channels; i++) {- AUBIO_FREE(s->data[i]);
- }
- AUBIO_FREE(s->data);
- AUBIO_FREE(s);
-}
-
-void fvec_write_sample(fvec_t *s, smpl_t data, uint_t channel, uint_t position) {- s->data[channel][position] = data;
-}
-smpl_t fvec_read_sample(fvec_t *s, uint_t channel, uint_t position) {- return s->data[channel][position];
-}
-void fvec_put_channel(fvec_t *s, smpl_t * data, uint_t channel) {- s->data[channel] = data;
-}
-smpl_t * fvec_get_channel(fvec_t *s, uint_t channel) {- return s->data[channel];
-}
-
-smpl_t ** fvec_get_data(fvec_t *s) {- return s->data;
-}
-
-cvec_t * new_cvec( uint_t length, uint_t channels) {- cvec_t * s = AUBIO_NEW(cvec_t);
- uint_t i,j;
- s->channels = channels;
- s->length = length/2 + 1;
- s->norm = AUBIO_ARRAY(smpl_t*,s->channels);
- s->phas = AUBIO_ARRAY(smpl_t*,s->channels);
- for (i=0; i< s->channels; i++) {- s->norm[i] = AUBIO_ARRAY(smpl_t,s->length);
- s->phas[i] = AUBIO_ARRAY(smpl_t,s->length);
- for (j=0; j< s->length; j++) {- s->norm[i][j]=0.;
- s->phas[i][j]=0.;
- }
- }
- return s;
-}
-
-void del_cvec(cvec_t *s) {- uint_t i;
- for (i=0; i<s->channels; i++) {- AUBIO_FREE(s->norm[i]);
- AUBIO_FREE(s->phas[i]);
- }
- AUBIO_FREE(s->norm);
- AUBIO_FREE(s->phas);
- AUBIO_FREE(s);
-}
-
-void cvec_write_norm(cvec_t *s, smpl_t data, uint_t channel, uint_t position) {- s->norm[channel][position] = data;
-}
-void cvec_write_phas(cvec_t *s, smpl_t data, uint_t channel, uint_t position) {- s->phas[channel][position] = data;
-}
-smpl_t cvec_read_norm(cvec_t *s, uint_t channel, uint_t position) {- return s->norm[channel][position];
-}
-smpl_t cvec_read_phas(cvec_t *s, uint_t channel, uint_t position) {- return s->phas[channel][position];
-}
-void cvec_put_norm_channel(cvec_t *s, smpl_t * data, uint_t channel) {- s->norm[channel] = data;
-}
-void cvec_put_phas_channel(cvec_t *s, smpl_t * data, uint_t channel) {- s->phas[channel] = data;
-}
-smpl_t * cvec_get_norm_channel(cvec_t *s, uint_t channel) {- return s->norm[channel];
-}
-smpl_t * cvec_get_phas_channel(cvec_t *s, uint_t channel) {- return s->phas[channel];
-}
-smpl_t ** cvec_get_norm(cvec_t *s) {- return s->norm;
-}
-smpl_t ** cvec_get_phas(cvec_t *s) {- return s->phas;
-}
--- a/src/sample.h
+++ b/src/sample.h
@@ -1,5 +1,5 @@
/*
- Copyright (C) 2003 Paul Brossier
+ Copyright (C) 2003-2007 Paul Brossier <[email protected]>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
@@ -20,247 +20,7 @@
#ifndef _SAMPLE_H
#define _SAMPLE_H
-#ifdef __cplusplus
-extern "C" {-#endif
-
-/** \file
-
- Real and complex buffers
-
- This file specifies fvec_t and cvec_t buffers types, which are used
- throughout aubio to store real and complex data. Complex values are stored in
- terms of phase and norm.
-
-*/
-
-/** Sample buffer type */
-typedef struct _fvec_t fvec_t;
-/** Spectrum buffer type */
-typedef struct _cvec_t cvec_t;
-/** Buffer for real values */
-struct _fvec_t {- uint_t length; /**< length of buffer */
- uint_t channels; /**< number of channels */
- smpl_t **data; /**< data array of size [length] * [channels] */
-};
-/** Buffer for complex data */
-struct _cvec_t {- uint_t length; /**< length of buffer = (requested length)/2 + 1 */
- uint_t channels; /**< number of channels */
- smpl_t **norm; /**< norm array of size [length] * [channels] */
- smpl_t **phas; /**< phase array of size [length] * [channels] */
-};
-/** fvec_t buffer creation function
-
- \param length the length of the buffer to create
- \param channels the number of channels in the buffer
-
-*/
-fvec_t * new_fvec(uint_t length, uint_t channels);
-/** fvec_t buffer deletion function
-
- \param s buffer to delete as returned by new_fvec()
-
-*/
-void del_fvec(fvec_t *s);
-/** read sample value in a buffer
-
- Note that this function is not used in the aubio library, since the same
- result can be obtained using vec->data[channel][position]. Its purpose is to
- access these values from wrappers, as created by swig.
-
- \param s vector to read from
- \param channel channel to read from
- \param position sample position to read from
-
-*/
-smpl_t fvec_read_sample(fvec_t *s, uint_t channel, uint_t position);
-/** write sample value in a buffer
-
- Note that this function is not used in the aubio library, since the same
- result can be obtained by assigning vec->data[channel][position]. Its purpose
- is to access these values from wrappers, as created by swig.
-
- \param s vector to write to
- \param data value to write in s->data[channel][position]
- \param channel channel to write to
- \param position sample position to write to
-
-*/
-void fvec_write_sample(fvec_t *s, smpl_t data, uint_t channel, uint_t position);
-/** read channel vector from a buffer
-
- Note that this function is not used in the aubio library, since the same
- result can be obtained with vec->data[channel]. Its purpose is to access
- these values from wrappers, as created by swig.
-
- \param s vector to read from
- \param channel channel to read from
-
-*/
-smpl_t * fvec_get_channel(fvec_t *s, uint_t channel);
-/** write channel vector into a buffer
-
- Note that this function is not used in the aubio library, since the same
- result can be obtained by assigning vec->data[channel]. Its purpose is to
- access these values from wrappers, as created by swig.
-
- \param s vector to write to
- \param data vector of [length] values to write
- \param channel channel to write to
-
-*/
-void fvec_put_channel(fvec_t *s, smpl_t * data, uint_t channel);
-/** read data from a buffer
-
- Note that this function is not used in the aubio library, since the same
- result can be obtained with vec->data. Its purpose is to access these values
- from wrappers, as created by swig.
-
- \param s vector to read from
-
-*/
-smpl_t ** fvec_get_data(fvec_t *s);
-
-/** cvec_t buffer creation function
-
- This function creates a cvec_t structure holding two arrays of size
- [length/2+1] * channels, corresponding to the norm and phase values of the
- spectral frame. The length stored in the structure is the actual size of both
- arrays, not the length of the complex and symetrical vector, specified as
- creation argument.
-
- \param length the length of the buffer to create
- \param channels the number of channels in the buffer
-
-*/
-cvec_t * new_cvec(uint_t length, uint_t channels);
-/** cvec_t buffer deletion function
-
- \param s buffer to delete as returned by new_cvec()
-
-*/
-void del_cvec(cvec_t *s);
-/** write norm value in a complex buffer
-
- Note that this function is not used in the aubio library, since the same
- result can be obtained by assigning vec->norm[channel][position]. Its purpose
- is to access these values from wrappers, as created by swig.
-
- \param s vector to write to
- \param data norm value to write in s->norm[channel][position]
- \param channel channel to write to
- \param position sample position to write to
-
-*/
-void cvec_write_norm(cvec_t *s, smpl_t data, uint_t channel, uint_t position);
-/** write phase value in a complex buffer
-
- Note that this function is not used in the aubio library, since the same
- result can be obtained by assigning vec->phas[channel][position]. Its purpose
- is to access these values from wrappers, as created by swig.
-
- \param s vector to write to
- \param data phase value to write in s->phas[channel][position]
- \param channel channel to write to
- \param position sample position to write to
-
-*/
-void cvec_write_phas(cvec_t *s, smpl_t data, uint_t channel, uint_t position);
-/** read norm value from a complex buffer
-
- Note that this function is not used in the aubio library, since the same
- result can be obtained with vec->norm[channel][position]. Its purpose is to
- access these values from wrappers, as created by swig.
-
- \param s vector to read from
- \param channel channel to read from
- \param position sample position to read from
-
-*/
-smpl_t cvec_read_norm(cvec_t *s, uint_t channel, uint_t position);
-/** read phase value from a complex buffer
-
- Note that this function is not used in the aubio library, since the same
- result can be obtained with vec->phas[channel][position]. Its purpose is to
- access these values from wrappers, as created by swig.
-
- \param s vector to read from
- \param channel channel to read from
- \param position sample position to read from
-
-*/
-smpl_t cvec_read_phas(cvec_t *s, uint_t channel, uint_t position);
-/** write norm channel in a complex buffer
-
- Note that this function is not used in the aubio library, since the same
- result can be obtained by assigning vec->norm[channel]. Its purpose is to
- access these values from wrappers, as created by swig.
-
- \param s vector to write to
- \param data norm vector of [length] samples to write in s->norm[channel]
- \param channel channel to write to
-
-*/
-void cvec_put_norm_channel(cvec_t *s, smpl_t * data, uint_t channel);
-/** write phase channel in a complex buffer
-
- Note that this function is not used in the aubio library, since the same
- result can be obtained by assigning vec->phas[channel]. Its purpose is to
- access these values from wrappers, as created by swig.
-
- \param s vector to write to
- \param data phase vector of [length] samples to write in s->phas[channel]
- \param channel channel to write to
-
-*/
-void cvec_put_phas_channel(cvec_t *s, smpl_t * data, uint_t channel);
-/** read norm channel from a complex buffer
-
- Note that this function is not used in the aubio library, since the same
- result can be obtained with vec->norm[channel]. Its purpose is to access
- these values from wrappers, as created by swig.
-
- \param s vector to read from
- \param channel channel to read from
-
-*/
-smpl_t * cvec_get_norm_channel(cvec_t *s, uint_t channel);
-/** write phase channel in a complex buffer
-
- Note that this function is not used in the aubio library, since the same
- result can be obtained with vec->phas[channel]. Its purpose is to access
- these values from wrappers, as created by swig.
-
- \param s vector to read from
- \param channel channel to read from
-
-*/
-smpl_t * cvec_get_phas_channel(cvec_t *s, uint_t channel);
-/** read norm data from a complex buffer
-
- Note that this function is not used in the aubio library, since the same
- result can be obtained with vec->norm. Its purpose is to access these values
- from wrappers, as created by swig.
-
- \param s vector to read from
-
-*/
-smpl_t ** cvec_get_norm(cvec_t *s);
-/** read phase data from a complex buffer
-
- Note that this function is not used in the aubio library, since the same
- result can be obtained with vec->phas. Its purpose is to access these values
- from wrappers, as created by swig.
-
- \param s vector to read from
-
-*/
-smpl_t ** cvec_get_phas(cvec_t *s);
-
-#ifdef __cplusplus
-}
-#endif
+#include "fvec.h"
+#include "cvec.h"
#endif /* _SAMPLE_H */
--- /dev/null
+++ b/tests/Makefile.am
@@ -1,0 +1,3 @@
+if COMPILE_TESTS
+SUBDIRS = src
+endif
--- a/tests/list_missing_python_tests
+++ /dev/null
@@ -1,37 +1,0 @@
-#! /usr/bin/python
-
-from glob import glob
-from os.path import splitext, exists, join, dirname
-import sys
-
-tst_dir = join(dirname(sys.argv[0]),'python')
-src_dir = join(dirname(sys.argv[0]),'..','src')
-
-if len(sys.argv) > 1: verbose = True
-else: verbose = False
-
-status = 0
-
-cfiles = [ file.split('/')[-1] for file in glob(join(src_dir,'*.c')) ]-cfiles.sort()
-
-for cfile in cfiles:
- pythonfile=splitext(cfile)[0]+'.py'
- if not exists(pythonfile):
- print "%20s [X]" % cfile, "[ ] %s" % pythonfile
- status = 1
- elif verbose:
- print "%20s [X]" % cfile, "[X] %s" % pythonfile
-
-pythonfiles = [ file.split('/')[-1] for file in glob(join(tst_dir,'*.py')) ]-pythonfiles.sort()
-
-for pythonfile in pythonfiles:
- cfile=splitext(pythonfile)[0]+'.c'
- if not exists(join(src_dir,cfile)):
- print "%20s [ ]" % cfile, "[X] %s" % pythonfile
- status = 1
- elif verbose:
- print "%20s [X]" % cfile, "[X] %s" % pythonfile
-
-sys.exit(status)
--- /dev/null
+++ b/tests/list_missing_tests
@@ -1,0 +1,64 @@
+#! /usr/bin/python
+
+from glob import glob
+from os.path import splitext, exists, join, dirname, basename
+import sys
+
+def check_tst_against_src(src_dir, src_ext, ext_dir, verbose = False, tst_prefix = ''):
+ src_files = [ basename(file) for file in glob( join(src_dir, '*'+src_ext) ) ]
+ src_files.sort()
+ status = 0
+ for src_file in src_files:
+ tst_file = (splitext(src_file)[0] + tst_ext).replace(tst_prefix,"")
+ if not exists(join(tst_dir,tst_prefix+tst_file)):
+ print "%20s [X]" % src_file, "[ ] %s" % tst_file
+ status = 1
+ elif verbose:
+ print "%20s [X]" % src_file, "[X] %s" % tst_file
+ return status
+
+def check_src_against_tst(tst_dir, tst_ext, src_dir, verbose = False, tst_prefix = ''):
+ tst_files = [ basename(file) for file in glob( join(tst_dir, '*'+tst_ext) ) ]
+ tst_files.sort()
+ status = 0
+ for tst_file in tst_files:
+ src_file = (splitext(tst_file)[0] + src_ext).replace(tst_prefix,"")
+ if not exists(join(src_dir,src_file)):
+ print "%20s [ ]" % src_file, "[X] %s" % tst_file
+ status = 2
+ elif verbose:
+ print "%20s [X]" % src_file, "[X] %s" % tst_file
+ return status
+
+def check_two_ways(src_dir, src_ext, tst_dir, tst_ext, verbose = False, tst_prefix = ''):
+ print "%20s " % (" FILES IN " + src_dir) + "|" + " FILES IN " + tst_dir+ status = check_tst_against_src(src_dir, src_ext, tst_dir, verbose = verbose, tst_prefix = tst_prefix)
+ status += check_src_against_tst(tst_dir, tst_ext, src_dir, verbose = verbose, tst_prefix = tst_prefix)
+ return status
+
+if __name__ == '__main__':
+
+ if len(sys.argv) > 1: verbose = True
+ else: verbose = False
+
+ base_directory = dirname(sys.argv[0])
+
+ status = 0
+
+ src_dir = join(base_directory,'..','src')
+ src_ext = '.c'
+ tst_dir = join(base_directory,'python')
+ tst_ext = '.py'
+ status += check_two_ways(src_dir, src_ext, tst_dir, tst_ext, verbose = verbose)
+
+ tst_dir = join(base_directory,'src')
+ tst_ext = '.c'
+ status += check_two_ways(src_dir, src_ext, tst_dir, tst_ext, verbose = verbose, tst_prefix = 'test-')
+
+ src_dir = join(base_directory,'..','examples')
+ src_ext = '.c'
+ tst_dir = join(base_directory,'python','examples')
+ tst_ext = '.py'
+ status += check_two_ways(src_dir, src_ext, tst_dir, tst_ext, verbose = verbose)
+
+ sys.exit(status)
--- /dev/null
+++ b/tests/python/examples/README
@@ -1,0 +1,1 @@
+Python unit tests checking the output of the programs in aubio/examples/
--- /dev/null
+++ b/tests/python/examples/aubionotes.py
@@ -1,0 +1,41 @@
+from template import *
+
+class aubionotes_test_case(program_test_case):
+
+ import os.path
+ filename = os.path.join('..','..','sounds','woodblock.aiff')+ progname = os.path.join('..','..','examples','aubionotes')+
+ def test_aubionotes(self):
+ """ test aubionotes with default parameters """
+ self.getOutput()
+ # FIXME: useless check
+ self.assertEqual(len(self.output.split('\n')), 1)+ self.assertEqual(float(self.output.strip()), 0.017415)
+
+ def test_aubionotes_verbose(self):
+ """ test aubionotes with -v parameter """
+ self.command += " -v "
+ self.getOutput()
+ # FIXME: loose checking: make sure at least 8 lines are printed
+ assert len(self.output) >= 8
+
+ def test_aubionotes_devnull(self):
+ """ test aubionotes on /dev/null """
+ self.filename = "/dev/null"
+ # exit status should not be 0
+ self.getOutput(expected_status = 256)
+ # and there should be an error message
+ assert len(self.output) > 0
+ # that looks like this
+ output_lines = self.output.split('\n')+ assert output_lines[0] == "Unable to open input file /dev/null."
+ #assert output_lines[1] == "Supported file format but file is malformed."
+ assert output_lines[2] == "Could not open input file /dev/null."
+
+mode_names = ["yinfft", "yin", "fcomb", "mcomb", "schmitt"]
+for name in mode_names:
+ exec("class aubionotes_test_case_" + name + "(aubionotes_test_case):\n\+ options = \" -p " + name + " \"")
+
+if __name__ == '__main__': unittest.main()
--- /dev/null
+++ b/tests/python/examples/aubioonset.py
@@ -1,0 +1,36 @@
+from template import *
+
+class aubioonset_test_case(program_test_case):
+
+ import os.path
+ filename = os.path.join('..','..','sounds','woodblock.aiff')+ progname = os.path.join('..','..','examples','aubioonset')+
+ def test_aubioonset(self):
+ """ test aubioonset with default parameters """
+ self.getOutput()
+ assert len(str(self.output)) != 0, "no output produced with command:\n" \
+ + self.command
+
+ def test_aubioonset_with_inf_silence(self):
+ """ test aubioonset with -s 0 """
+ self.command += " -s 0"
+ self.getOutput()
+ assert len(self.output) == 0, self.output
+
+ def test_aubioonset_with_no_silence(self):
+ """ test aubioonset with -s -100 """
+ self.command += " -s -100 "
+ self.getOutput()
+ # only one onset in woodblock.aiff
+ assert len(str(self.output)) != 0, "no output produced with command:\n" \
+ + self.command
+ assert len(self.output.split('\n')) == 1+ # onset should be at 0.00000
+ assert float(self.output.strip()) == 0.
+
+for name in ["energy", "specdiff", "hfc", "complex", "phase", "kl", "mkl"]:
+ exec("class aubioonset_test_case_"+name+"(aubioonset_test_case):\n\+ options = \" -O "+name+" \"")
+
+if __name__ == '__main__': unittest.main()
--- /dev/null
+++ b/tests/python/examples/aubiopitch.py
@@ -1,0 +1,58 @@
+from template import *
+
+import os.path
+
+class aubiopitch_test_case(program_test_case):
+
+ import os.path
+ filename = os.path.join('..','..','sounds','woodblock.aiff')+ progname = "PYTHONPATH=../../python:../../python/aubio/.libs " + \
+ os.path.join('..','..','python','aubiopitch')+
+ def test_aubiopitch(self):
+ """ test aubiopitch with default parameters """
+ self.getOutput()
+ # FIXME: useless check
+ self.assertEqual(len(self.output.split('\n')), 1)+ #self.assertEqual(float(self.output.strip()), 0.)
+
+ def test_aubiopitch_verbose(self):
+ """ test aubiopitch with -v parameter """
+ self.command += " -v "
+ self.getOutput()
+ # FIXME: loose checking: make sure at least 8 lines are printed
+ assert len(self.output) >= 8
+
+ def test_aubiopitch_devnull(self):
+ """ test aubiopitch on /dev/null """
+ self.filename = "/dev/null"
+ # exit status should not be 0
+ self.getOutput(expected_status = 256)
+ # and there should be an error message
+ assert len(self.output) > 0
+ # that looks like this
+ output_lines = self.output.split('\n')+ #assert output_lines[0] == "Unable to open input file /dev/null."
+ #assert output_lines[1] == "Supported file format but file is malformed."
+ #assert output_lines[2] == "Could not open input file /dev/null."
+
+mode_names = ["yinfft", "yin", "fcomb", "mcomb", "schmitt"]
+for name in mode_names:
+ exec("class aubiopitch_test_case_" + name + "(aubiopitch_test_case):\n\+ options = \" -m " + name + " \"")
+
+class aubiopitch_test_yinfft(program_test_case):
+
+ filename = os.path.join('..','..','sounds','16568_acclivity_TwoCows.wav')+ progname = "PYTHONPATH=../../python:../../python/aubio/.libs " + \
+ os.path.join('..','..','python','aubiopitch')+ options = " -m yinfft -t 0.75 "
+
+ def test_aubiopitch(self):
+ """ test aubiopitch with default parameters """
+ self.getOutput()
+ expected_output = open(os.path.join('examples','aubiopitch','yinfft'+'.'+os.path.basename(self.filename)+'.txt')).read()+ for line_out, line_exp in zip(self.output.split('\n'), expected_output.split('\n')):+ assert line_out == line_exp, line_exp + " vs. " + line_out
+
+if __name__ == '__main__': unittest.main()
--- /dev/null
+++ b/tests/python/examples/aubiopitch/yinfft.16568_acclivity_TwoCows.wav.txt
@@ -1,0 +1,566 @@
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+0.0464399092971 -1.0
+0.0696598639456 -1.0
+0.0928798185941 -1.0
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+0.139319727891 -1.0
+0.16253968254 -1.0
+0.185759637188 -1.0
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+0.232199546485 -1.0
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--- /dev/null
+++ b/tests/python/examples/template.py
@@ -1,0 +1,18 @@
+import unittest
+from commands import getstatusoutput
+
+class program_test_case(unittest.TestCase):
+
+ filename = "/dev/null"
+ progname = "UNDEFINED"
+ command = ""
+ options = ""
+
+ def getOutput(self, expected_status = 0):
+ self.command = self.progname + ' -i ' + self.filename + self.command
+ self.command += self.options
+ [self.status, self.output] = getstatusoutput(self.command)
+ if expected_status != -1:
+ assert self.status == expected_status, \
+ "expected status was %s, got %s\nOutput was:\n%s" % \
+ (expected_status, self.status, self.output)
--- /dev/null
+++ b/tests/python/fft.py
@@ -1,0 +1,150 @@
+import unittest
+import math
+
+from aubio.aubiowrapper import *
+
+buf_size = 8092
+channels = 4
+
+precision = 6
+
+class aubio_mfft_test_case(unittest.TestCase):
+
+ def setUp(self):
+ self.o = new_aubio_mfft(buf_size, channels)
+
+ def tearDown(self):
+ del_aubio_mfft(self.o)
+
+ def test_create(self):
+ """ test creation and deletion of fft object """
+ pass
+
+ def test_aubio_mfft_do_zeroes(self):
+ """ test aubio_mfft_do on zeroes """
+ input = new_fvec(buf_size, channels)
+ fftgrain = new_cvec(buf_size, channels)
+ for index in range(buf_size):
+ for channel in range(channels):
+ self.assertEqual(0., fvec_read_sample(input, channel, index))
+ aubio_mfft_do(self.o, input, fftgrain)
+ for index in range(buf_size/2+1):
+ for channel in range(channels):
+ self.assertEqual(0., cvec_read_norm(fftgrain, channel, index))
+ for index in range(buf_size/2+1):
+ for channel in range(channels):
+ self.assertEqual(0., cvec_read_phas(fftgrain, channel, index))
+ del fftgrain
+ del input
+
+ def test_aubio_mfft_rdo_zeroes(self):
+ """ test aubio_mfft_rdo on zeroes """
+ fftgrain = new_cvec(buf_size, channels)
+ output = new_fvec(buf_size, channels)
+ aubio_mfft_rdo(self.o, fftgrain, output)
+ # check output
+ for index in range(buf_size):
+ for channel in range(channels):
+ self.assertEqual(0., fvec_read_sample(output, channel, index))
+ del fftgrain
+ del output
+
+ def test_aubio_mfft_do_impulse(self):
+ """ test aubio_mfft_do with an impulse on one channel """
+ input = new_fvec(buf_size, channels)
+ fftgrain = new_cvec(buf_size, channels)
+ # write impulse in channel 0, sample 0.
+ some_constant = 0.3412432456
+ fvec_write_sample(input, some_constant, 0, 0)
+ aubio_mfft_do(self.o, input, fftgrain)
+ # check norm
+ for index in range(buf_size/2+1):
+ self.assertAlmostEqual(some_constant, cvec_read_norm(fftgrain, 0, index), precision)
+ for index in range(buf_size/2+1):
+ for channel in range(1, channels):
+ self.assertEqual(0., cvec_read_norm(fftgrain, channel, index))
+ # check phas
+ for index in range(buf_size/2+1):
+ for channel in range(channels):
+ self.assertEqual(0., cvec_read_phas(fftgrain, channel, index))
+ del fftgrain
+ del input
+
+ def test_aubio_mfft_do_constant(self):
+ """ test aubio_mfft_do with a constant on one channel """
+ input = new_fvec(buf_size, channels)
+ fftgrain = new_cvec(buf_size, channels)
+ # write impulse in channel 0, sample 0.
+ some_constant = 0.003412432456
+ for index in range(1,buf_size):
+ fvec_write_sample(input, some_constant, 0, index)
+ aubio_mfft_do(self.o, input, fftgrain)
+ # check norm and phase == 0 in all other channels
+ for index in range(buf_size/2+1):
+ for channel in range(1, channels):
+ self.assertEqual(0., cvec_read_norm(fftgrain, channel, index))
+ # check norm and phase == 0 in first first and last bin of first channel
+ self.assertAlmostEqual((buf_size-1)*some_constant, cvec_read_norm(fftgrain, 0, 0), precision)
+ self.assertEqual(0., cvec_read_phas(fftgrain, 0, 0))
+ self.assertEqual(0., cvec_read_norm(fftgrain, 0, buf_size/2+1))
+ self.assertEqual(0., cvec_read_phas(fftgrain, 0, buf_size/2+1))
+ # check unwrap2pi(phas) ~= pi everywhere but in first bin
+ for index in range(1,buf_size/2+1):
+ self.assertAlmostEqual ( math.pi, aubio_unwrap2pi(cvec_read_phas(fftgrain, 0, index)), precision)
+ self.assertAlmostEqual(some_constant, cvec_read_norm(fftgrain, 0, index), precision)
+ del fftgrain
+ del input
+
+ def test_aubio_mfft_do_impulse_multichannel(self):
+ " test aubio_mfft_do on impulse two channels "
+ input = new_fvec(buf_size, channels)
+ fftgrain = new_cvec(buf_size, channels)
+ # put an impulse in first an last channel, at first and last index
+ fvec_write_sample(input, 1., 0, 0)
+ fvec_write_sample(input, 1., channels-1, 0)
+ aubio_mfft_do(self.o, input, fftgrain)
+ # check the norm
+ for index in range(buf_size/2+1):
+ self.assertEqual(1., cvec_read_norm(fftgrain, 0, index))
+ for index in range(buf_size/2+1):
+ for channel in range(1, channels-1):
+ self.assertEqual(0., cvec_read_norm(fftgrain, channel, index))
+ for index in range(buf_size/2+1):
+ self.assertEqual(1., cvec_read_norm(fftgrain, channels-1, index))
+ # check the phase
+ for index in range(buf_size/2+1):
+ for channel in range(channels):
+ self.assertEqual(0., cvec_read_phas(fftgrain, channel, index))
+ del fftgrain
+ del input
+
+ def test_aubio_mfft_rdo_impulse(self):
+ """ test aubio_mfft_rdo on impulse """
+ fftgrain = new_cvec(buf_size, channels)
+ for channel in range(channels):
+ cvec_write_norm(fftgrain, 1., channel, 0)
+ output = new_fvec(buf_size, channels)
+ aubio_mfft_rdo(self.o, fftgrain, output)
+ for index in range(buf_size/2+1):
+ for channel in range(channels):
+ self.assertAlmostEqual(fvec_read_sample(output, channel, index), 1./buf_size, precision)
+ del fftgrain
+ del output
+
+ def test_aubio_mfft_do_back_and_forth(self):
+ """ test aubio_mfft_rdo on a constant """
+ input = new_fvec(buf_size, channels)
+ output = new_fvec(buf_size, channels)
+ fftgrain = new_cvec(buf_size, channels)
+ for index in range(buf_size/2+1):
+ for channel in range(channels):
+ fvec_write_sample(input, 0.67, channel, index)
+ aubio_mfft_do(self.o, input, fftgrain)
+ aubio_mfft_rdo(self.o, fftgrain, output)
+ for index in range(buf_size/2+1):
+ for channel in range(channels):
+ self.assertAlmostEqual(fvec_read_sample(output, channel, index), 0.67, precision)
+ del fftgrain
+ del output
+
+if __name__ == '__main__': unittest.main()
--- a/tests/python/fvec.py
+++ b/tests/python/fvec.py
@@ -21,7 +21,7 @@
""" check new fvec elements are set to 0. """
for index in range(buf_size):
for channel in range(channels):
- self.assertEqual(fvec_read_sample(self.vector,channel,index),0.)
+ self.assertEqual(0., fvec_read_sample(self.vector,channel,index))
def test_fvec_write_sample(self):
""" check new fvec elements are set with fvec_write_sample """
@@ -30,7 +30,7 @@
fvec_write_sample(self.vector,1.,channel,index)
for index in range(buf_size):
for channel in range(channels):
- self.assertEqual(fvec_read_sample(self.vector,channel,index),1.)
+ self.assertEqual(1., fvec_read_sample(self.vector,channel,index))
if __name__ == '__main__':
unittest.main()
--- /dev/null
+++ b/tests/python/phasevoc.py
@@ -1,0 +1,62 @@
+import unittest
+
+from aubio.aubiowrapper import *
+
+buf_size = 1024
+hop_size = 256
+channels = 2
+
+precision = 6
+
+class aubio_phasevoc_test(unittest.TestCase):
+
+ def setUp(self):
+ self.o = new_aubio_pvoc(buf_size, hop_size, channels)
+
+ def tearDown(self):
+ del_aubio_pvoc(self.o)
+
+ def test_create(self):
+ """ create and delete phasevoc object """
+ pass
+
+ def test_zeroes(self):
+ """ run phasevoc object on zeroes """
+ input = new_fvec(hop_size, channels)
+ fftgrain = new_cvec(buf_size, channels)
+ output = new_fvec(hop_size, channels)
+ for index in range(hop_size):
+ for channel in range(channels):
+ self.assertEqual(0., fvec_read_sample(input, channel, index))
+ aubio_pvoc_do (self.o, input, fftgrain)
+ aubio_pvoc_rdo(self.o, fftgrain, output)
+ for index in range(hop_size):
+ for channel in range(channels):
+ self.assertEqual(0., fvec_read_sample(output, channel, index))
+ del input
+ del fftgrain
+
+ def test_ones(self):
+ """ run phasevoc object on ones """
+ input = new_fvec(hop_size, channels)
+ fftgrain = new_cvec(buf_size, channels)
+ output = new_fvec(hop_size, channels)
+ for index in range(hop_size):
+ for channel in range(channels):
+ fvec_write_sample(input, 1., channel, index)
+ self.assertEqual(1., fvec_read_sample(input, channel, index))
+ # make sure the first buf_size-hop_size samples are zeroes
+ for i in range(buf_size/hop_size - 1):
+ aubio_pvoc_do (self.o, input, fftgrain)
+ aubio_pvoc_rdo(self.o, fftgrain, output)
+ for index in range(hop_size):
+ for channel in range(channels):
+ self.assertAlmostEqual(0., fvec_read_sample(output, channel, index), precision)
+ # make sure the first non zero input is correctly resynthesised
+ aubio_pvoc_do (self.o, input, fftgrain)
+ aubio_pvoc_rdo(self.o, fftgrain, output)
+ for index in range(hop_size):
+ for channel in range(channels):
+ self.assertAlmostEqual(1., fvec_read_sample(output, channel, index), precision)
+ del input
+ del fftgrain
--- a/tests/python/run_all_tests
+++ b/tests/python/run_all_tests
@@ -11,10 +11,14 @@
import unittest
from glob import glob
-modules_to_test = [i.split('.')[0] for i in glob('*.py')]+def list_of_test_files(path):
+ return [i.split('.')[0].replace('/','.') for i in glob(path)]+modules_to_test = list_of_test_files('*.py')+modules_to_test += list_of_test_files('examples/aubio*.py')+
if __name__ == '__main__':
for module in modules_to_test:
- if module != 'all_tests': # (not actually needed)
+ if module != 'run_all_tests': # (not actually needed)
exec('from %s import *' % module)unittest.main()
--- /dev/null
+++ b/tests/python/unittest_examples.py
@@ -1,0 +1,31 @@
+import unittest
+
+# this file is just to illustrates and test some of the unittest module
+# functionalities.
+
+class raise_test_case(unittest.TestCase):
+ def test_assertEqual(self):
+ """ check assertEqual returns AssertionError """
+ try:
+ self.assertEqual(0.,1.)
+ except AssertionError:
+ pass
+ else:
+ fail('expected an AssertionError exception')+
+ def test_assertAlmostEqual(self):
+ """ check assertAlmostEqual returns AssertionError """
+ try:
+ self.assertAlmostEqual(0.,1.)
+ except AssertionError:
+ pass
+ else:
+ fail('expected an AssertionError exception')+
+ def test_assertRaises(self):
+ """ check assertRaises works as expected """
+ self.assertRaises(AssertionError, self.assertEqual, 0.,1.)
+ self.assertRaises(AssertionError, self.assertAlmostEqual, 0.,1.,1)
+
+if __name__ == '__main__':
+ unittest.main()
--- a/tests/src/Makefile.am
+++ b/tests/src/Makefile.am
@@ -9,7 +9,8 @@
test-mfft \
test-hist \
test-scale \
- test-sample \
+ test-cvec \
+ test-fvec \
test-window \
test-filter \
test-biquad \
--- /dev/null
+++ b/tests/src/test-cvec.c
@@ -1,0 +1,12 @@
+#include <aubio.h>
+
+int main(){+ /* allocate some memory */
+ uint_t win_s = 1024; /* window size */
+ uint_t channels = 1; /* number of channel */
+ cvec_t * sp = new_cvec (win_s, channels); /* input buffer */
+ del_cvec(sp);
+
+ return 0;
+}
+
--- a/tests/src/test-fft.c
+++ b/tests/src/test-fft.c
@@ -8,35 +8,34 @@
int main(){uint_t i,j;
- /* allocate some memory */
- uint_t win_s = 1024; /* window size */
- uint_t channels = 1; /* number of channel */
- fvec_t * in = new_fvec (win_s, channels); /* input buffer */
- cvec_t * fftgrain = new_cvec (win_s, channels); /* fft norm and phase */
- fvec_t * out = new_fvec (win_s, channels); /* output buffer */
+ uint_t win_s = 1024; // window size
+ uint_t channels = 1; // number of channel
+ fvec_t * in = new_fvec (win_s, channels); // input buffer
+ cvec_t * fftgrain = new_cvec (win_s, channels); // fft norm and phase
+ fvec_t * out = new_fvec (win_s, channels); // output buffer
- /* allocate fft and other memory space */
- aubio_fft_t * fft = new_aubio_fft(win_s); /* fft interface */
- smpl_t * w = NEW_ARRAY(smpl_t,win_s); /* window */
- /* complex spectral data */
+ // allocate fft and other memory space
+ aubio_fft_t * fft = new_aubio_fft(win_s); // fft interface
+ smpl_t * w = NEW_ARRAY(smpl_t,win_s); // window
+ // complex spectral data
fft_data_t ** spec = NEW_ARRAY(fft_data_t*,channels);
for (i=0; i < channels; i++)
spec[i] = NEW_ARRAY(fft_data_t,win_s);
- /* initialize the window (see mathutils.c) */
+ // initialize the window (see mathutils.c)
aubio_window(w,win_s,aubio_win_hanningz);
- /* fill input with some data */
+ // fill input with some data
in->data[0][win_s/2] = 1;
- /* execute stft */
+ // execute stft
for (i=0; i < channels; i++) {aubio_fft_do (fft,in->data[i],spec[i],win_s);
- /* put norm and phase into fftgrain */
+ // put norm and phase into fftgrain
aubio_fft_getnorm(fftgrain->norm[i], spec[i], win_s/2+1);
aubio_fft_getphas(fftgrain->phas[i], spec[i], win_s/2+1);
}
- /* execute inverse fourier transform */
+ // execute inverse fourier transform
for (i=0; i < channels; i++) { for (j=0; j<win_s/2+1; j++) {spec[i][j] = cexp(I*aubio_unwrap2pi(fftgrain->phas[i][j]));
--- /dev/null
+++ b/tests/src/test-fvec.c
@@ -1,0 +1,12 @@
+#include <aubio.h>
+
+int main(){+ /* allocate some memory */
+ uint_t win_s = 1024; /* window size */
+ uint_t channels = 1; /* number of channel */
+ fvec_t * in = new_fvec (win_s, channels); /* input buffer */
+ del_fvec(in);
+
+ return 0;
+}
+
--- a/tests/src/test-sample.c
+++ /dev/null
@@ -1,14 +1,0 @@
-#include <aubio.h>
-
-int main(){- /* allocate some memory */
- uint_t win_s = 1024; /* window size */
- uint_t channels = 1; /* number of channel */
- fvec_t * in = new_fvec (win_s, channels); /* input buffer */
- cvec_t * sp = new_cvec (win_s, channels); /* input buffer */
- del_fvec(in);
- del_cvec(sp);
-
- return 0;
-}
-