+++ /dev/null
-from template import aubio_unit_template
-from localaubio import *
-
-buf_size = 7
-channels = 1
-
-class peakpick_unit(aubio_unit_template):
-
- def setUp(self):
- self.o = new_aubio_peakpicker(1)
- aubio_peakpicker_set_threshold (0.1)
- pass
-
- def tearDown(self):
- del_aubio_peakpicker(self.o)
- pass
-
- def test_peakpick(self):
- """ create and delete peakpick """
- pass
-
- def test_peakpick_zeroes(self):
- """ check peakpick run on a vector full of zero returns no peak. """
- self.assertEqual(0., aubio_peakpicker_get_thresholded_input(self.o))
-
- def test_peakpick_impulse(self):
- """ check peakpick detects a single impulse as a peak. """
- """ check two consecutive peaks are detected as one. """
- #print
- for index in range(0,buf_size-1):
- input = new_fvec(buf_size, channels)
- fvec_write_sample(input, 1000., 0, index)
- fvec_write_sample(input, 1000./2, 0, index+1)
- #print "%2s" % index, aubio_peakpicker_do(self.o, input), "|",
- #for i in range(buf_size): print fvec_read_sample(input, 0, i),
- #print
- del_fvec(input)
-
- def test_peakpick_consecutive_peaks(self):
- """ check two consecutive peaks are detected as one. """
- #print
- for index in range(0,buf_size-4):
- input = new_fvec(buf_size, channels)
- fvec_write_sample(input, 1000./2, 0, index)
- fvec_write_sample(input, 1000., 0, index+1)
- fvec_write_sample(input, 1000., 0, index+3)
- fvec_write_sample(input, 1000./2, 0, index+4)
- peak_pick_result = aubio_peakpicker_do(self.o, input)
- if index == 2:
- # we are at the peak. check the result is after current sample,
- # and not after next one
- self.failIf( 1. >= peak_pick_result )
- self.failIf( 2. < peak_pick_result )
- else: self.assertEqual(0., peak_pick_result)
- del_fvec(input)
- for index in range(buf_size-4,buf_size-1):
- input = new_fvec(buf_size, channels)
- fvec_write_sample(input, 1000./2, 0, index)
- fvec_write_sample(input, 1000., 0, index+1)
- peak_pick_result = aubio_peakpicker_do(self.o, input)
- self.assertEqual(0., peak_pick_result)
- del_fvec(input)
-
- def test_peakpick_set_threshold(self):
- """ test aubio_peakpicker_set_threshold """
- new_threshold = 0.1
- aubio_peakpicker_set_threshold(self.o, new_threshold)
- self.assertCloseEnough(new_threshold, aubio_peakpicker_get_threshold(self.o))
-
- def test_peakpick_get_threshold(self):
- """ test aubio_peakpicker_get_threshold """
- new_threshold = aubio_peakpicker_get_threshold(self.o)
- aubio_peakpicker_set_threshold(self.o, new_threshold)
- self.assertCloseEnough(new_threshold, aubio_peakpicker_get_threshold(self.o))
-
-if __name__ == '__main__':
- unittest.main()
--- /dev/null
+from template import aubio_unit_template
+from localaubio import *
+
+buf_size = 7
+channels = 1
+
+class peakpick_unit(aubio_unit_template):
+
+ def setUp(self):
+ self.o = new_aubio_peakpicker(1)
+ aubio_peakpicker_set_threshold (0.1)
+ pass
+
+ def tearDown(self):
+ del_aubio_peakpicker(self.o)
+ pass
+
+ def test_peakpick(self):
+ """ create and delete peakpick """
+ pass
+
+ def test_peakpick_zeroes(self):
+ """ check peakpick run on a vector full of zero returns no peak. """
+ self.assertEqual(0., aubio_peakpicker_get_thresholded_input(self.o))
+
+ def test_peakpick_impulse(self):
+ """ check peakpick detects a single impulse as a peak. """
+ """ check two consecutive peaks are detected as one. """
+ #print
+ for index in range(0,buf_size-1):
+ input = new_fvec(buf_size, channels)
+ fvec_write_sample(input, 1000., 0, index)
+ fvec_write_sample(input, 1000./2, 0, index+1)
+ #print "%2s" % index, aubio_peakpicker_do(self.o, input), "|",
+ #for i in range(buf_size): print fvec_read_sample(input, 0, i),
+ #print
+ del_fvec(input)
+
+ def test_peakpick_consecutive_peaks(self):
+ """ check two consecutive peaks are detected as one. """
+ #print
+ for index in range(0,buf_size-4):
+ input = new_fvec(buf_size, channels)
+ fvec_write_sample(input, 1000./2, 0, index)
+ fvec_write_sample(input, 1000., 0, index+1)
+ fvec_write_sample(input, 1000., 0, index+3)
+ fvec_write_sample(input, 1000./2, 0, index+4)
+ peak_pick_result = aubio_peakpicker_do(self.o, input)
+ if index == 2:
+ # we are at the peak. check the result is after current sample,
+ # and not after next one
+ self.failIf( 1. >= peak_pick_result )
+ self.failIf( 2. < peak_pick_result )
+ else: self.assertEqual(0., peak_pick_result)
+ del_fvec(input)
+ for index in range(buf_size-4,buf_size-1):
+ input = new_fvec(buf_size, channels)
+ fvec_write_sample(input, 1000./2, 0, index)
+ fvec_write_sample(input, 1000., 0, index+1)
+ peak_pick_result = aubio_peakpicker_do(self.o, input)
+ self.assertEqual(0., peak_pick_result)
+ del_fvec(input)
+
+ def test_peakpick_set_threshold(self):
+ """ test aubio_peakpicker_set_threshold """
+ new_threshold = 0.1
+ aubio_peakpicker_set_threshold(self.o, new_threshold)
+ self.assertCloseEnough(new_threshold, aubio_peakpicker_get_threshold(self.o))
+
+ def test_peakpick_get_threshold(self):
+ """ test aubio_peakpicker_get_threshold """
+ new_threshold = aubio_peakpicker_get_threshold(self.o)
+ aubio_peakpicker_set_threshold(self.o, new_threshold)
+ self.assertCloseEnough(new_threshold, aubio_peakpicker_get_threshold(self.o))
+
+if __name__ == '__main__':
+ unittest.main()
AM_CFLAGS = -I$(top_srcdir)/src -I$(top_srcdir)/examples
AM_LDFLAGS = -L$(top_builddir)/src -laubio @FFTWLIB_LIBS@
-test_phasevoc_jack_CFLAGS = $(AM_CFLAGS) @JACK_CFLAGS@
-test_phasevoc_jack_LDADD = $(AM_LDFLAGS) @JACK_LIBS@
+spectral_test_phasevoc_jack_CFLAGS = $(AM_CFLAGS) @JACK_CFLAGS@
+spectral_test_phasevoc_jack_LDADD = $(AM_LDFLAGS) @JACK_LIBS@
-bin_PROGRAMS = \
- test-hist \
- test-scale \
- test-cvec \
- test-fvec \
- test-window \
- test-filter \
- test-biquad \
- test-resample \
- test-peakpick \
- test-phasevoc \
- test-filterbank \
- test-filterbank_mel \
- test-mfcc \
- test-phasevoc-jack \
- test-onsetdetection \
- test-pitchyin \
- test-pitchyinfft \
- test-pitchschmitt \
- test-pitchfcomb \
- test-pitchmcomb \
- test-pitch \
- test-onset \
- test-mathutils \
- test-tss
+noinst_PROGRAMS = \
+ test-fvec \
+ test-cvec \
+ test-mathutils \
+ test-mathutils-window \
+ pitch/test-pitchyin \
+ pitch/test-pitchyinfft \
+ pitch/test-pitch \
+ pitch/test-pitchmcomb \
+ pitch/test-pitchfcomb \
+ pitch/test-pitchschmitt \
+ temporal/test-cweighting \
+ temporal/test-resampler \
+ temporal/test-filter \
+ temporal/test-biquad \
+ temporal/test-aweighting \
+ onset/test-peakpicker \
+ onset/test-onset \
+ tempo/test-tempo \
+ tempo/test-beattracking \
+ spectral/test-fft \
+ spectral/test-specdesc \
+ spectral/test-phasevoc \
+ spectral/test-phasevoc-jack \
+ spectral/test-tss \
+ spectral/test-filterbank \
+ spectral/test-filterbank_mel \
+ spectral/test-mfcc \
+ utils/test-scale \
+ utils/test-hist
-run-tests: $(bin_PROGRAMS)
- @for i in $(bin_PROGRAMS); do echo -n $$i\ ; ./$$i > /dev/null && echo OK || echo FAILED: $$?; done
+run-tests: $(noinst_PROGRAMS)
+ @for i in $(noinst_PROGRAMS); do echo -n $$i\ ; ./$$i > /dev/null && echo OK || echo FAILED: $$?; done
-run-valgrind-tests: $(bin_PROGRAMS)
- @for i in $(bin_PROGRAMS); do echo $$i; valgrind .libs/lt-$$i 2>&1 | grep ERROR\ SUMMARY -A4; echo $$?; done
+run-valgrind-tests: $(noinst_PROGRAMS)
+ @for i in $(noinst_PROGRAMS); do echo $$i; valgrind .libs/lt-$$i 2>&1 | grep ERROR\ SUMMARY -A4; echo $$?; done
--- /dev/null
+#include <aubio.h>
+
+int main(){
+ /* allocate some memory */
+ uint_t win_s = 1024; /* window size */
+ fvec_t * in = new_fvec (win_s/4); /* input buffer */
+ fvec_t * out = new_fvec (2); /* input buffer */
+ aubio_onset_t * onset = new_aubio_onset("complex", win_s, win_s/4, 44100.);
+ uint_t i = 0;
+
+ while (i < 10) {
+ aubio_onset_do (onset,in,out);
+ i++;
+ };
+
+ del_aubio_onset(onset);
+ del_fvec(in);
+ del_fvec(out);
+ aubio_cleanup();
+
+ return 0;
+}
--- /dev/null
+#define AUBIO_UNSTABLE 1
+
+#include <aubio.h>
+
+int main(){
+ /* allocate some memory */
+ uint_t win_s = 1024; /* window size */
+ fvec_t * in = new_fvec (win_s); /* input buffer */
+ fvec_t * out = new_fvec (1); /* input buffer */
+ aubio_peakpicker_t * o = new_aubio_peakpicker();
+ aubio_peakpicker_set_threshold (o, 0.3);
+
+ aubio_peakpicker_do(o, in, out);
+ aubio_peakpicker_do(o, in, out);
+ aubio_peakpicker_do(o, in, out);
+ aubio_peakpicker_do(o, in, out);
+
+ del_aubio_peakpicker(o);
+ del_fvec(in);
+ return 0;
+}
+
--- /dev/null
+#include <aubio.h>
+
+int
+main ()
+{
+ /* allocate some memory */
+ uint_t win_s = 1024; /* window size */
+ uint_t hop_s = win_s / 4; /* hop size */
+ uint_t samplerate = 44100; /* samplerate */
+ fvec_t *in = new_fvec (hop_s); /* input buffer */
+ fvec_t *out = new_fvec (1); /* input buffer */
+ aubio_pitch_t *o =
+ new_aubio_pitch ("default", win_s, hop_s, samplerate);
+ uint_t i = 0;
+
+ while (i < 100) {
+ aubio_pitch_do (o, in, out);
+ i++;
+ };
+
+ del_aubio_pitch (o);
+ del_fvec (in);
+ aubio_cleanup ();
+
+ return 0;
+}
--- /dev/null
+#define AUBIO_UNSTABLE 1
+
+#include <aubio.h>
+
+int main(){
+ /* allocate some memory */
+ uint_t win_s = 1024; /* window size */
+ uint_t hop_s = win_s/4; /* hop size */
+ fvec_t * in = new_fvec (hop_s); /* input buffer */
+ fvec_t * out = new_fvec (1);
+ aubio_pitchfcomb_t * o = new_aubio_pitchfcomb (
+ win_s, hop_s);
+ uint_t i = 0;
+
+ while (i < 2) {
+ aubio_pitchfcomb_do (o,in, out);
+ i++;
+ };
+
+ del_aubio_pitchfcomb(o);
+ del_fvec(in);
+ aubio_cleanup();
+
+ return 0;
+}
--- /dev/null
+#define AUBIO_UNSTABLE 1
+
+#include <aubio.h>
+
+int main(){
+ /* allocate some memory */
+ uint_t win_s = 1024; /* window size */
+ uint_t hop_s = win_s/4; /* hop size */
+ cvec_t * in = new_cvec (win_s); /* input buffer */
+ fvec_t * out = new_fvec (1); /* input buffer */
+
+ aubio_pitchmcomb_t * o = new_aubio_pitchmcomb(win_s, hop_s);
+ uint_t i = 0;
+
+ while (i < 1000) {
+ aubio_pitchmcomb_do (o,in, out);
+ i++;
+ };
+
+ del_aubio_pitchmcomb(o);
+ del_cvec(in);
+ del_fvec(out);
+ aubio_cleanup();
+
+ return 0;
+}
--- /dev/null
+#define AUBIO_UNSTABLE 1
+
+#include <aubio.h>
+
+int main(){
+ /* allocate some memory */
+ uint_t win_s = 1024; /* window size */
+ fvec_t * in = new_fvec (win_s); /* input buffer */
+ fvec_t * out = new_fvec (1); /* input buffer */
+ aubio_pitchschmitt_t * o = new_aubio_pitchschmitt(win_s);
+ uint_t i = 0;
+
+ while (i < 1000) {
+ aubio_pitchschmitt_do (o,in, out);
+ i++;
+ };
+
+ del_aubio_pitchschmitt(o);
+ del_fvec(in);
+ del_fvec(out);
+ aubio_cleanup();
+
+ return 0;
+}
+
--- /dev/null
+#define AUBIO_UNSTABLE 1
+
+#include <aubio.h>
+
+int main(){
+ /* allocate some memory */
+ uint_t win_s = 1024; /* window size */
+ fvec_t * in = new_fvec (win_s); /* input buffer */
+ fvec_t * out = new_fvec (win_s/2); /* input buffer */
+ aubio_pitchyin_t *p = new_aubio_pitchyin (win_s);
+ uint_t i = 0;
+
+ while (i < 10) {
+ aubio_pitchyin_do (p, in,out);
+ i++;
+ };
+
+ del_fvec(in);
+ del_fvec(out);
+ del_aubio_pitchyin(p);
+ aubio_cleanup();
+
+ return 0;
+}
--- /dev/null
+#define AUBIO_UNSTABLE 1
+
+#include <aubio.h>
+
+int main(){
+ /* allocate some memory */
+ uint_t win_s = 1024; /* window size */
+ fvec_t * in = new_fvec (win_s); /* input buffer */
+ fvec_t * out = new_fvec (1); /* output pitch periods */
+ aubio_pitchyinfft_t * o = new_aubio_pitchyinfft(win_s);
+ aubio_pitchyinfft_set_tolerance (o, 0.2);
+ uint_t i = 0;
+
+ while (i < 10) {
+ aubio_pitchyinfft_do (o,in,out);
+ i++;
+ };
+
+ del_aubio_pitchyinfft(o);
+ del_fvec(in);
+ del_fvec(out);
+ aubio_cleanup();
+
+ return 0;
+}
+
--- /dev/null
+#define AUBIO_UNSTABLE 1
+
+#include <stdio.h>
+#include <aubio.h>
+
+int
+main (void)
+{
+ /* allocate some memory */
+ uint_t win_s = 1024; /* window size */
+ uint_t n_filters = 13; /* number of filters */
+ cvec_t *in = new_cvec (win_s); /* input buffer */
+ fvec_t *out = new_fvec (win_s); /* input buffer */
+ fmat_t *coeffs = NULL;
+
+ /* allocate fft and other memory space */
+ aubio_filterbank_t *o = new_aubio_filterbank (n_filters, win_s);
+
+ coeffs = aubio_filterbank_get_coeffs (o);
+ if (coeffs == NULL) {
+ return -1;
+ }
+
+ /*
+ if (fvec_max (coeffs) != 0.) {
+ return -1;
+ }
+
+ if (fvec_min (coeffs) != 0.) {
+ return -1;
+ }
+ */
+
+ fmat_print (coeffs);
+
+ aubio_filterbank_do (o, in, out);
+
+ del_aubio_filterbank (o);
+ del_cvec (in);
+ del_fvec (out);
+ aubio_cleanup ();
+
+ return 0;
+}
--- /dev/null
+#define AUBIO_UNSTABLE 1
+
+#include <stdio.h>
+#include <aubio.h>
+
+int
+main (void)
+{
+ /* allocate some memory */
+ uint_t win_s = 512; /* fft size */
+ uint_t n_filters = 40; /* number of filters */
+ cvec_t *in = new_cvec (win_s); /* input buffer */
+ fvec_t *out = new_fvec (win_s); /* input buffer */
+ fmat_t *coeffs = NULL;
+ smpl_t samplerate = 16000.;
+
+ /* allocate fft and other memory space */
+ aubio_filterbank_t *o = new_aubio_filterbank (n_filters, win_s);
+
+ /* assign Mel-frequency coefficients */
+ aubio_filterbank_set_mel_coeffs_slaney (o, samplerate);
+
+ coeffs = aubio_filterbank_get_coeffs (o);
+ if (coeffs == NULL) {
+ return -1;
+ }
+
+ //fmat_print (coeffs);
+
+ //fprintf(stderr, "%f\n", fvec_sum(coeffs));
+
+ aubio_filterbank_do (o, in, out);
+
+ del_aubio_filterbank (o);
+ del_cvec (in);
+ del_fvec (out);
+ aubio_cleanup ();
+
+ return 0;
+}
--- /dev/null
+#include <aubio.h>
+
+int
+main (void)
+{
+ /* allocate some memory */
+ uint_t win_s = 512; /* fft size */
+ uint_t n_filters = 40; /* number of filters */
+ uint_t n_coefs = 13; /* number of coefficients */
+ cvec_t *in = new_cvec (win_s); /* input buffer */
+ fvec_t *out = new_fvec (n_coefs); /* input buffer */
+ smpl_t samplerate = 16000.;
+
+ /* allocate fft and other memory space */
+ aubio_mfcc_t *o = new_aubio_mfcc (win_s, n_filters, n_coefs, samplerate);
+
+ cvec_set (in, 1.);
+
+ aubio_mfcc_do (o, in, out);
+ fvec_print (out);
+ aubio_mfcc_do (o, in, out);
+ fvec_print (out);
+
+ del_aubio_mfcc (o);
+ del_cvec (in);
+ del_fvec (out);
+ aubio_cleanup ();
+
+ return 0;
+}
--- /dev/null
+/** Test for phase vocoder in jack
+ *
+ * This program should start correctly, when jackd is started or when
+ * using JACK_START_SERVER=true and reconstruct each audio input channel
+ * on the corresponding output channel with some strange effects and a
+ * delay equal to the hop size (hop_s).
+ *
+ */
+
+#include <stdio.h>
+#include <unistd.h> /* sleep() */
+#include <aubio.h>
+#include "jackio.h"
+
+uint_t testing = 0; /* change this to 1 to listen */
+
+uint_t win_s = 512;/* window size */
+uint_t hop_s = 128;/* hop size */
+uint_t channels = 2; /* number of audio channels */
+uint_t midiin = 4; /* number of midi input channels */
+uint_t midiout = 2; /* number of midi output channels */
+uint_t pos = 0; /* frames%dspblocksize for jack loop */
+
+fvec_t * in[2];
+cvec_t * fftgrain[2];
+fvec_t * out[2];
+
+aubio_pvoc_t * pv[2];
+
+int aubio_process(float **input, float **output, int nframes);
+
+int main(){
+ /* allocate some memory */
+ uint_t i;
+ for (i=0;i<channels;i++) {
+ in[i] = new_fvec (hop_s); /* input buffer */
+ fftgrain[i] = new_cvec (win_s); /* fft norm and phase */
+ out[i] = new_fvec (hop_s); /* output buffer */
+ /* allocate fft and other memory space */
+ pv[i] = new_aubio_pvoc(win_s,hop_s);
+ }
+
+#ifdef HAVE_JACK
+ aubio_jack_t * jack_setup;
+ jack_setup = new_aubio_jack(channels, channels,
+ midiin, midiout,
+ (aubio_process_func_t)aubio_process);
+ aubio_jack_activate(jack_setup);
+ /* stay in main jack loop for 1 seconds only */
+ do {
+ sleep(1);
+ } while(testing);
+ aubio_jack_close(jack_setup);
+#else
+ fprintf(stderr, "WARNING: no jack support\n");
+#endif
+
+ for (i=0;i<channels;i++) {
+ del_aubio_pvoc(pv[i]);
+ del_cvec(fftgrain[i]);
+ del_fvec(in[i]);
+ del_fvec(out[i]);
+ }
+ aubio_cleanup();
+ return 0;
+}
+
+int aubio_process(float **input, float **output, int nframes) {
+ uint_t i; /*channels*/
+ uint_t j; /*frames*/
+ for (j=0;j<(unsigned)nframes;j++) {
+ for (i=0;i<channels;i++) {
+ /* write input to datanew */
+ fvec_write_sample(in[i], input[i][j], pos);
+ /* put synthnew in output */
+ output[i][j] = fvec_read_sample(out[i], pos);
+ }
+ /*time for fft*/
+ if (pos == hop_s-1) {
+ /* block loop */
+ for (i=0;i<channels;i++) {
+ aubio_pvoc_do (pv[i], in[i], fftgrain[i]);
+ // zero phases of first channel
+ for (i=0;i<fftgrain[i]->length;i++) fftgrain[0]->phas[i] = 0.;
+ // double phases of second channel
+ for (i=0;i<fftgrain[i]->length;i++) {
+ fftgrain[1]->phas[i] =
+ aubio_unwrap2pi (fftgrain[1]->phas[i] * 2.);
+ }
+ // copy second channel to third one
+ aubio_pvoc_rdo(pv[i], fftgrain[i], out[i]);
+ pos = -1;
+ }
+ }
+ pos++;
+ }
+ return 0;
+}
--- /dev/null
+/* test sample for phase vocoder */
+
+#include <stdio.h>
+#include <aubio.h>
+
+int main(){
+ uint_t win_s = 1024; /* window size */
+ uint_t hop_s = 256; /* hop size */
+ /* allocate some memory */
+ fvec_t * in = new_fvec (hop_s); /* input buffer */
+ cvec_t * fftgrain = new_cvec (win_s); /* fft norm and phase */
+ fvec_t * out = new_fvec (hop_s); /* output buffer */
+ /* allocate fft and other memory space */
+ aubio_pvoc_t * pv = new_aubio_pvoc(win_s,hop_s);
+ /* fill input with some data */
+ printf("initialised\n");
+ /* execute stft */
+ aubio_pvoc_do (pv,in,fftgrain);
+ printf("computed forward\n");
+ /* execute inverse fourier transform */
+ aubio_pvoc_rdo(pv,fftgrain,out);
+ printf("computed backard\n");
+ del_aubio_pvoc(pv);
+ del_fvec(in);
+ del_cvec(fftgrain);
+ del_fvec(out);
+ aubio_cleanup();
+ printf("memory freed\n");
+ return 0;
+}
--- /dev/null
+
+#define AUBIO_UNSTABLE 1
+
+#include <aubio.h>
+
+int
+main ()
+{
+ uint_t win_s = 1024; /* window size */
+ cvec_t *in = new_cvec (win_s); /* input buffer */
+ fvec_t *out = new_fvec (1); /* input buffer */
+
+ aubio_specdesc_t *o;
+
+ o = new_aubio_specdesc ("energy", win_s);
+ aubio_specdesc_do (o, in, out);
+ del_aubio_specdesc (o);
+
+ o = new_aubio_specdesc ("energy", win_s);
+ aubio_specdesc_do (o, in, out);
+ del_aubio_specdesc (o);
+
+ o = new_aubio_specdesc ("hfc", win_s);
+ aubio_specdesc_do (o, in, out);
+ del_aubio_specdesc (o);
+
+ o = new_aubio_specdesc ("complex", win_s);
+ aubio_specdesc_do (o, in, out);
+ del_aubio_specdesc (o);
+
+ o = new_aubio_specdesc ("phase", win_s);
+ aubio_specdesc_do (o, in, out);
+ del_aubio_specdesc (o);
+
+ o = new_aubio_specdesc ("kl", win_s);
+ aubio_specdesc_do (o, in, out);
+ del_aubio_specdesc (o);
+
+ o = new_aubio_specdesc ("mkl", win_s);
+ aubio_specdesc_do (o, in, out);
+ del_aubio_specdesc (o);
+
+ del_cvec (in);
+ del_fvec (out);
+ aubio_cleanup ();
+
+ return 0;
+}
--- /dev/null
+/* test sample for phase vocoder
+ *
+ * this program should start correctly using JACK_START_SERVER=true and
+ * reconstruct each audio input frame perfectly on the corresponding input with
+ * a delay equal to the window size, hop_s.
+ */
+
+#include <stdio.h>
+#define AUBIO_UNSTABLE 1
+#include <aubio.h>
+
+int main(){
+ int i;
+ uint_t win_s = 1024; /* window size */
+ uint_t hop_s = 256; /* hop size */
+ /* allocate some memory */
+ fvec_t * in = new_fvec (hop_s); /* input buffer */
+ cvec_t * fftgrain = new_cvec (win_s); /* fft norm and phase */
+ cvec_t * cstead = new_cvec (win_s); /* fft norm and phase */
+ cvec_t * ctrans = new_cvec (win_s); /* fft norm and phase */
+ fvec_t * stead = new_fvec (hop_s); /* output buffer */
+ fvec_t * trans = new_fvec (hop_s); /* output buffer */
+ /* allocate fft and other memory space */
+ aubio_pvoc_t * pv = new_aubio_pvoc (win_s,hop_s);
+ aubio_pvoc_t * pvt = new_aubio_pvoc(win_s,hop_s);
+ aubio_pvoc_t * pvs = new_aubio_pvoc(win_s,hop_s);
+
+ aubio_tss_t * tss = new_aubio_tss(win_s,hop_s);
+ /* fill input with some data */
+ printf("initialised\n");
+ /* execute stft */
+ for (i = 0; i < 10; i++) {
+ aubio_pvoc_do (pv,in,fftgrain);
+ aubio_tss_do (tss,fftgrain,ctrans,cstead);
+ aubio_pvoc_rdo(pvt,cstead,stead);
+ aubio_pvoc_rdo(pvs,ctrans,trans);
+ }
+ del_aubio_pvoc(pv);
+ del_fvec(in);
+ del_cvec(fftgrain);
+ del_cvec(cstead);
+ del_cvec(ctrans);
+ del_fvec(stead);
+ del_fvec(trans);
+ aubio_cleanup();
+ printf("memory freed\n");
+ return 0;
+}
--- /dev/null
+#include <aubio.h>
+
+int main(){
+
+ aubio_filter_t * f;
+
+ uint_t rates[] = { 8000, 16000, 22050, 44100, 96000, 192000};
+ uint_t nrates = 6;
+ uint_t samplerate, i = 0;
+
+ for ( samplerate = rates[i]; i < nrates ; i++ ) {
+ f = new_aubio_filter_a_weighting (samplerate);
+ del_aubio_filter (f);
+
+ f = new_aubio_filter (7);
+ aubio_filter_set_a_weighting (f, samplerate);
+ del_aubio_filter (f);
+ }
+
+ // samplerate unknown
+ f = new_aubio_filter_a_weighting (4200);
+ del_aubio_filter (f);
+
+ // order to small
+ f = new_aubio_filter (2);
+ aubio_filter_set_a_weighting (f, samplerate);
+ del_aubio_filter (f);
+
+ // order to big
+ f = new_aubio_filter (12);
+ aubio_filter_set_a_weighting (f, samplerate);
+ del_aubio_filter (f);
+
+ return 0;
+}
+
+++ /dev/null
-#include <aubio.h>
-
-int main(){
-
- aubio_filter_t * f;
-
- uint_t rates[] = { 8000, 16000, 22050, 44100, 96000, 192000};
- uint_t nrates = 6;
- uint_t samplerate, i = 0;
-
- for ( samplerate = rates[i]; i < nrates ; i++ ) {
- f = new_aubio_filter_a_weighting (samplerate);
- del_aubio_filter (f);
-
- f = new_aubio_filter (7);
- aubio_filter_set_a_weighting (f, samplerate);
- del_aubio_filter (f);
- }
-
- // samplerate unknown
- f = new_aubio_filter_a_weighting (4200);
- del_aubio_filter (f);
-
- // order to small
- f = new_aubio_filter (2);
- aubio_filter_set_a_weighting (f, samplerate);
- del_aubio_filter (f);
-
- // order to big
- f = new_aubio_filter (12);
- aubio_filter_set_a_weighting (f, samplerate);
- del_aubio_filter (f);
-
- return 0;
-}
-
--- /dev/null
+#include <aubio.h>
+
+int main(){
+ /* allocate some memory */
+ uint_t win_s = 1024; /* window size */
+ fvec_t * in = new_fvec (win_s); /* input buffer */
+ aubio_filter_t * o = new_aubio_filter_biquad(0.3,0.2,0.1,0.2,0.3);
+
+ aubio_filter_do_filtfilt(o,in,in);
+ aubio_filter_do(o,in);
+
+ del_aubio_filter(o);
+ del_fvec(in);
+ return 0;
+}
--- /dev/null
+#include <aubio.h>
+
+int main(){
+
+ aubio_filter_t * f;
+
+ uint_t rates[] = { 8000, 16000, 22050, 44100, 96000, 192000};
+ uint_t nrates = 6;
+ uint_t samplerate, i = 0;
+
+ for ( samplerate = rates[i]; i < nrates ; i++ ) {
+ f = new_aubio_filter_c_weighting (samplerate);
+ del_aubio_filter (f);
+
+ f = new_aubio_filter (5);
+ aubio_filter_set_c_weighting (f, samplerate);
+ del_aubio_filter (f);
+ }
+
+ // samplerate unknown
+ f = new_aubio_filter_c_weighting (4200);
+ del_aubio_filter (f);
+
+ // order to small
+ f = new_aubio_filter (2);
+ aubio_filter_set_c_weighting (f, samplerate);
+ del_aubio_filter (f);
+
+ // order to big
+ f = new_aubio_filter (12);
+ aubio_filter_set_c_weighting (f, samplerate);
+ del_aubio_filter (f);
+
+ return 0;
+}
+
+++ /dev/null
-#include <aubio.h>
-
-int main(){
-
- aubio_filter_t * f;
-
- uint_t rates[] = { 8000, 16000, 22050, 44100, 96000, 192000};
- uint_t nrates = 6;
- uint_t samplerate, i = 0;
-
- for ( samplerate = rates[i]; i < nrates ; i++ ) {
- f = new_aubio_filter_c_weighting (samplerate);
- del_aubio_filter (f);
-
- f = new_aubio_filter (5);
- aubio_filter_set_c_weighting (f, samplerate);
- del_aubio_filter (f);
- }
-
- // samplerate unknown
- f = new_aubio_filter_c_weighting (4200);
- del_aubio_filter (f);
-
- // order to small
- f = new_aubio_filter (2);
- aubio_filter_set_c_weighting (f, samplerate);
- del_aubio_filter (f);
-
- // order to big
- f = new_aubio_filter (12);
- aubio_filter_set_c_weighting (f, samplerate);
- del_aubio_filter (f);
-
- return 0;
-}
-
--- /dev/null
+#include <aubio.h>
+
+int
+main (void)
+{
+ /* allocate some memory */
+ uint_t win_s = 32; /* window size */
+ fvec_t *in = new_fvec (win_s); /* input buffer */
+ fvec_t *out = new_fvec (win_s); /* input buffer */
+
+
+ aubio_filter_t *o = new_aubio_filter_c_weighting (44100);
+ in->data[12] = 0.5;
+ fvec_print (in);
+ aubio_filter_do (o, in);
+ fvec_print (in);
+ del_aubio_filter (o);
+
+ o = new_aubio_filter_c_weighting (44100);
+ in->data[12] = 0.5;
+ fvec_print (in);
+ aubio_filter_do_outplace (o, in, out);
+ fvec_print (out);
+ del_aubio_filter (o);
+
+ o = new_aubio_filter_c_weighting (44100);
+ in->data[12] = 0.5;
+ fvec_print (in);
+ aubio_filter_do_filtfilt (o, in, out);
+ fvec_print (out);
+ del_aubio_filter (o);
+
+ del_fvec (in);
+ del_fvec (out);
+ aubio_cleanup ();
+
+ return 0;
+}
--- /dev/null
+#include <stdio.h>
+#include <aubio.h>
+
+int
+main ()
+{
+ /* allocate some memory */
+ uint_t win_s = 1024; /* window size */
+ smpl_t ratio = 0.5;
+ fvec_t *in = new_fvec (win_s); /* input buffer */
+ fvec_t *out = new_fvec ((uint_t) (win_s * ratio)); /* input buffer */
+ aubio_resampler_t *o = new_aubio_resampler (0.5, 0);
+ uint_t i = 0;
+
+ while (i < 10) {
+ aubio_resampler_do (o, in, out);
+ i++;
+ };
+
+ del_aubio_resampler (o);
+ del_fvec (in);
+ del_fvec (out);
+
+ return 0;
+}
+++ /dev/null
-#include <aubio.h>
-
-int main(){
- /* allocate some memory */
- uint_t win_s = 1024; /* window size */
- fvec_t * in = new_fvec (win_s); /* input buffer */
- aubio_filter_t * o = new_aubio_filter_biquad(0.3,0.2,0.1,0.2,0.3);
-
- aubio_filter_do_filtfilt(o,in,in);
- aubio_filter_do(o,in);
-
- del_aubio_filter(o);
- del_fvec(in);
- return 0;
-}
+++ /dev/null
-#include <aubio.h>
-
-int
-main (void)
-{
- /* allocate some memory */
- uint_t win_s = 32; /* window size */
- fvec_t *in = new_fvec (win_s); /* input buffer */
- fvec_t *out = new_fvec (win_s); /* input buffer */
-
-
- aubio_filter_t *o = new_aubio_filter_c_weighting (44100);
- in->data[12] = 0.5;
- fvec_print (in);
- aubio_filter_do (o, in);
- fvec_print (in);
- del_aubio_filter (o);
-
- o = new_aubio_filter_c_weighting (44100);
- in->data[12] = 0.5;
- fvec_print (in);
- aubio_filter_do_outplace (o, in, out);
- fvec_print (out);
- del_aubio_filter (o);
-
- o = new_aubio_filter_c_weighting (44100);
- in->data[12] = 0.5;
- fvec_print (in);
- aubio_filter_do_filtfilt (o, in, out);
- fvec_print (out);
- del_aubio_filter (o);
-
- del_fvec (in);
- del_fvec (out);
- aubio_cleanup ();
-
- return 0;
-}
+++ /dev/null
-#define AUBIO_UNSTABLE 1
-
-#include <stdio.h>
-#include <aubio.h>
-
-int
-main (void)
-{
- /* allocate some memory */
- uint_t win_s = 1024; /* window size */
- uint_t n_filters = 13; /* number of filters */
- cvec_t *in = new_cvec (win_s); /* input buffer */
- fvec_t *out = new_fvec (win_s); /* input buffer */
- fmat_t *coeffs = NULL;
-
- /* allocate fft and other memory space */
- aubio_filterbank_t *o = new_aubio_filterbank (n_filters, win_s);
-
- coeffs = aubio_filterbank_get_coeffs (o);
- if (coeffs == NULL) {
- return -1;
- }
-
- /*
- if (fvec_max (coeffs) != 0.) {
- return -1;
- }
-
- if (fvec_min (coeffs) != 0.) {
- return -1;
- }
- */
-
- fmat_print (coeffs);
-
- aubio_filterbank_do (o, in, out);
-
- del_aubio_filterbank (o);
- del_cvec (in);
- del_fvec (out);
- aubio_cleanup ();
-
- return 0;
-}
+++ /dev/null
-#define AUBIO_UNSTABLE 1
-
-#include <stdio.h>
-#include <aubio.h>
-
-int
-main (void)
-{
- /* allocate some memory */
- uint_t win_s = 512; /* fft size */
- uint_t n_filters = 40; /* number of filters */
- cvec_t *in = new_cvec (win_s); /* input buffer */
- fvec_t *out = new_fvec (win_s); /* input buffer */
- fmat_t *coeffs = NULL;
- smpl_t samplerate = 16000.;
-
- /* allocate fft and other memory space */
- aubio_filterbank_t *o = new_aubio_filterbank (n_filters, win_s);
-
- /* assign Mel-frequency coefficients */
- aubio_filterbank_set_mel_coeffs_slaney (o, samplerate);
-
- coeffs = aubio_filterbank_get_coeffs (o);
- if (coeffs == NULL) {
- return -1;
- }
-
- //fmat_print (coeffs);
-
- //fprintf(stderr, "%f\n", fvec_sum(coeffs));
-
- aubio_filterbank_do (o, in, out);
-
- del_aubio_filterbank (o);
- del_cvec (in);
- del_fvec (out);
- aubio_cleanup ();
-
- return 0;
-}
+++ /dev/null
-#define AUBIO_UNSTABLE 1
-
-#include <aubio.h>
-#include <stdlib.h>
-
-int main( )
-{
- uint_t length;
- for (length = 1; length < 10; length ++ ) {
- aubio_hist_t *o = new_aubio_hist(0, 1, length);
- fvec_t *t = new_aubio_window("hanning", length);
- aubio_hist_do(o,t);
- fvec_print(t);
- aubio_hist_do_notnull(o,t);
- fvec_print(t);
- aubio_hist_dyn_notnull(o,t);
- fvec_print(t);
- del_fvec(t);
- t = new_aubio_window("hanningz", length);
- aubio_hist_do(o,t);
- fvec_print(t);
- aubio_hist_do_notnull(o,t);
- fvec_print(t);
- aubio_hist_dyn_notnull(o,t);
- fvec_print(t);
- del_aubio_hist(o);
- del_fvec(t);
- }
- return 0;
-}
-
--- /dev/null
+#include <aubio.h>
+#include <stdlib.h>
+
+int main( )
+{
+ uint_t length;
+ for (length = 2; length <= 5; length++)
+ {
+ fvec_t *t = new_aubio_window("rectangle", length);
+ del_fvec(t);
+ t = new_aubio_window("hamming", length);
+ fvec_print(t);
+ del_fvec(t);
+ t = new_aubio_window("hanning", length);
+ fvec_print(t);
+ del_fvec(t);
+ t = new_aubio_window("hanningz", length);
+ fvec_print(t);
+ del_fvec(t);
+ t = new_aubio_window("blackman", length);
+ fvec_print(t);
+ del_fvec(t);
+ t = new_aubio_window("blackman_harris", length);
+ fvec_print(t);
+ del_fvec(t);
+ t = new_aubio_window("gaussian", length);
+ fvec_print(t);
+ del_fvec(t);
+ t = new_aubio_window("welch", length);
+ fvec_print(t);
+ del_fvec(t);
+ t = new_aubio_window("parzen", length);
+ fvec_print(t);
+ del_fvec(t);
+ t = new_aubio_window("default", length);
+ fvec_print(t);
+ del_fvec(t);
+ }
+ return 0;
+}
+
+++ /dev/null
-#include <aubio.h>
-
-int
-main (void)
-{
- /* allocate some memory */
- uint_t win_s = 512; /* fft size */
- uint_t n_filters = 40; /* number of filters */
- uint_t n_coefs = 13; /* number of coefficients */
- cvec_t *in = new_cvec (win_s); /* input buffer */
- fvec_t *out = new_fvec (n_coefs); /* input buffer */
- smpl_t samplerate = 16000.;
-
- /* allocate fft and other memory space */
- aubio_mfcc_t *o = new_aubio_mfcc (win_s, n_filters, n_coefs, samplerate);
-
- cvec_set (in, 1.);
-
- aubio_mfcc_do (o, in, out);
- fvec_print (out);
- aubio_mfcc_do (o, in, out);
- fvec_print (out);
-
- del_aubio_mfcc (o);
- del_cvec (in);
- del_fvec (out);
- aubio_cleanup ();
-
- return 0;
-}
+++ /dev/null
-#include <aubio.h>
-
-int main(){
- /* allocate some memory */
- uint_t win_s = 1024; /* window size */
- fvec_t * in = new_fvec (win_s/4); /* input buffer */
- fvec_t * out = new_fvec (2); /* input buffer */
- aubio_onset_t * onset = new_aubio_onset("complex", win_s, win_s/4, 44100.);
- uint_t i = 0;
-
- while (i < 10) {
- aubio_onset_do (onset,in,out);
- i++;
- };
-
- del_aubio_onset(onset);
- del_fvec(in);
- del_fvec(out);
- aubio_cleanup();
-
- return 0;
-}
+++ /dev/null
-
-#define AUBIO_UNSTABLE 1
-
-#include <aubio.h>
-
-int
-main ()
-{
- uint_t win_s = 1024; /* window size */
- cvec_t *in = new_cvec (win_s); /* input buffer */
- fvec_t *out = new_fvec (1); /* input buffer */
-
- aubio_specdesc_t *o;
-
- o = new_aubio_specdesc ("energy", win_s);
- aubio_specdesc_do (o, in, out);
- del_aubio_specdesc (o);
-
- o = new_aubio_specdesc ("energy", win_s);
- aubio_specdesc_do (o, in, out);
- del_aubio_specdesc (o);
-
- o = new_aubio_specdesc ("hfc", win_s);
- aubio_specdesc_do (o, in, out);
- del_aubio_specdesc (o);
-
- o = new_aubio_specdesc ("complex", win_s);
- aubio_specdesc_do (o, in, out);
- del_aubio_specdesc (o);
-
- o = new_aubio_specdesc ("phase", win_s);
- aubio_specdesc_do (o, in, out);
- del_aubio_specdesc (o);
-
- o = new_aubio_specdesc ("kl", win_s);
- aubio_specdesc_do (o, in, out);
- del_aubio_specdesc (o);
-
- o = new_aubio_specdesc ("mkl", win_s);
- aubio_specdesc_do (o, in, out);
- del_aubio_specdesc (o);
-
- del_cvec (in);
- del_fvec (out);
- aubio_cleanup ();
-
- return 0;
-}
+++ /dev/null
-#define AUBIO_UNSTABLE 1
-
-#include <aubio.h>
-
-int main(){
- /* allocate some memory */
- uint_t win_s = 1024; /* window size */
- fvec_t * in = new_fvec (win_s); /* input buffer */
- fvec_t * out = new_fvec (1); /* input buffer */
- aubio_peakpicker_t * o = new_aubio_peakpicker();
- aubio_peakpicker_set_threshold (o, 0.3);
-
- aubio_peakpicker_do(o, in, out);
- aubio_peakpicker_do(o, in, out);
- aubio_peakpicker_do(o, in, out);
- aubio_peakpicker_do(o, in, out);
-
- del_aubio_peakpicker(o);
- del_fvec(in);
- return 0;
-}
-
+++ /dev/null
-/** Test for phase vocoder in jack
- *
- * This program should start correctly, when jackd is started or when
- * using JACK_START_SERVER=true and reconstruct each audio input channel
- * on the corresponding output channel with some strange effects and a
- * delay equal to the hop size (hop_s).
- *
- */
-
-#include <stdio.h>
-#include <unistd.h> /* sleep() */
-#include <aubio.h>
-#include "jackio.h"
-
-uint_t testing = 0; /* change this to 1 to listen */
-
-uint_t win_s = 512;/* window size */
-uint_t hop_s = 128;/* hop size */
-uint_t channels = 2; /* number of audio channels */
-uint_t midiin = 4; /* number of midi input channels */
-uint_t midiout = 2; /* number of midi output channels */
-uint_t pos = 0; /* frames%dspblocksize for jack loop */
-
-fvec_t * in[2];
-cvec_t * fftgrain[2];
-fvec_t * out[2];
-
-aubio_pvoc_t * pv[2];
-
-int aubio_process(float **input, float **output, int nframes);
-
-int main(){
- /* allocate some memory */
- uint_t i;
- for (i=0;i<channels;i++) {
- in[i] = new_fvec (hop_s); /* input buffer */
- fftgrain[i] = new_cvec (win_s); /* fft norm and phase */
- out[i] = new_fvec (hop_s); /* output buffer */
- /* allocate fft and other memory space */
- pv[i] = new_aubio_pvoc(win_s,hop_s);
- }
-
-#ifdef HAVE_JACK
- aubio_jack_t * jack_setup;
- jack_setup = new_aubio_jack(channels, channels,
- midiin, midiout,
- (aubio_process_func_t)aubio_process);
- aubio_jack_activate(jack_setup);
- /* stay in main jack loop for 1 seconds only */
- do {
- sleep(1);
- } while(testing);
- aubio_jack_close(jack_setup);
-#else
- fprintf(stderr, "WARNING: no jack support\n");
-#endif
-
- for (i=0;i<channels;i++) {
- del_aubio_pvoc(pv[i]);
- del_cvec(fftgrain[i]);
- del_fvec(in[i]);
- del_fvec(out[i]);
- }
- aubio_cleanup();
- return 0;
-}
-
-int aubio_process(float **input, float **output, int nframes) {
- uint_t i; /*channels*/
- uint_t j; /*frames*/
- for (j=0;j<(unsigned)nframes;j++) {
- for (i=0;i<channels;i++) {
- /* write input to datanew */
- fvec_write_sample(in[i], input[i][j], pos);
- /* put synthnew in output */
- output[i][j] = fvec_read_sample(out[i], pos);
- }
- /*time for fft*/
- if (pos == hop_s-1) {
- /* block loop */
- for (i=0;i<channels;i++) {
- aubio_pvoc_do (pv[i], in[i], fftgrain[i]);
- // zero phases of first channel
- for (i=0;i<fftgrain[i]->length;i++) fftgrain[0]->phas[i] = 0.;
- // double phases of second channel
- for (i=0;i<fftgrain[i]->length;i++) {
- fftgrain[1]->phas[i] =
- aubio_unwrap2pi (fftgrain[1]->phas[i] * 2.);
- }
- // copy second channel to third one
- aubio_pvoc_rdo(pv[i], fftgrain[i], out[i]);
- pos = -1;
- }
- }
- pos++;
- }
- return 0;
-}
+++ /dev/null
-/* test sample for phase vocoder */
-
-#include <stdio.h>
-#include <aubio.h>
-
-int main(){
- uint_t win_s = 1024; /* window size */
- uint_t hop_s = 256; /* hop size */
- /* allocate some memory */
- fvec_t * in = new_fvec (hop_s); /* input buffer */
- cvec_t * fftgrain = new_cvec (win_s); /* fft norm and phase */
- fvec_t * out = new_fvec (hop_s); /* output buffer */
- /* allocate fft and other memory space */
- aubio_pvoc_t * pv = new_aubio_pvoc(win_s,hop_s);
- /* fill input with some data */
- printf("initialised\n");
- /* execute stft */
- aubio_pvoc_do (pv,in,fftgrain);
- printf("computed forward\n");
- /* execute inverse fourier transform */
- aubio_pvoc_rdo(pv,fftgrain,out);
- printf("computed backard\n");
- del_aubio_pvoc(pv);
- del_fvec(in);
- del_cvec(fftgrain);
- del_fvec(out);
- aubio_cleanup();
- printf("memory freed\n");
- return 0;
-}
+++ /dev/null
-#include <aubio.h>
-
-int main(){
- /* allocate some memory */
- uint_t win_s = 1024; /* window size */
- fvec_t * in = new_fvec (win_s); /* input buffer */
- fvec_t * out = new_fvec (1); /* input buffer */
- aubio_pitch_t *p = new_aubio_pitch ("default", win_s, win_s / 2, 44100);
- uint_t i = 0;
-
- while (i < 10) {
- aubio_pitch_do (p, in, out);
- i++;
- };
-
- del_fvec(in);
- del_fvec(out);
- aubio_cleanup();
-
- return 0;
-}
-
+++ /dev/null
-#include <aubio.h>
-
-int
-main ()
-{
- /* allocate some memory */
- uint_t win_s = 1024; /* window size */
- uint_t hop_s = win_s / 4; /* hop size */
- uint_t samplerate = 44100; /* samplerate */
- fvec_t *in = new_fvec (hop_s); /* input buffer */
- fvec_t *out = new_fvec (1); /* input buffer */
- aubio_pitch_t *o =
- new_aubio_pitch ("default", win_s, hop_s, samplerate);
- uint_t i = 0;
-
- while (i < 100) {
- aubio_pitch_do (o, in, out);
- i++;
- };
-
- del_aubio_pitch (o);
- del_fvec (in);
- aubio_cleanup ();
-
- return 0;
-}
+++ /dev/null
-#define AUBIO_UNSTABLE 1
-
-#include <aubio.h>
-
-int main(){
- /* allocate some memory */
- uint_t win_s = 1024; /* window size */
- uint_t hop_s = win_s/4; /* hop size */
- fvec_t * in = new_fvec (hop_s); /* input buffer */
- fvec_t * out = new_fvec (1);
- aubio_pitchfcomb_t * o = new_aubio_pitchfcomb (
- win_s, hop_s);
- uint_t i = 0;
-
- while (i < 2) {
- aubio_pitchfcomb_do (o,in, out);
- i++;
- };
-
- del_aubio_pitchfcomb(o);
- del_fvec(in);
- aubio_cleanup();
-
- return 0;
-}
+++ /dev/null
-#define AUBIO_UNSTABLE 1
-
-#include <aubio.h>
-
-int main(){
- /* allocate some memory */
- uint_t win_s = 1024; /* window size */
- uint_t hop_s = win_s/4; /* hop size */
- cvec_t * in = new_cvec (win_s); /* input buffer */
- fvec_t * out = new_fvec (1); /* input buffer */
-
- aubio_pitchmcomb_t * o = new_aubio_pitchmcomb(win_s, hop_s);
- uint_t i = 0;
-
- while (i < 1000) {
- aubio_pitchmcomb_do (o,in, out);
- i++;
- };
-
- del_aubio_pitchmcomb(o);
- del_cvec(in);
- del_fvec(out);
- aubio_cleanup();
-
- return 0;
-}
+++ /dev/null
-#define AUBIO_UNSTABLE 1
-
-#include <aubio.h>
-
-int main(){
- /* allocate some memory */
- uint_t win_s = 1024; /* window size */
- fvec_t * in = new_fvec (win_s); /* input buffer */
- fvec_t * out = new_fvec (1); /* input buffer */
- aubio_pitchschmitt_t * o = new_aubio_pitchschmitt(win_s);
- uint_t i = 0;
-
- while (i < 1000) {
- aubio_pitchschmitt_do (o,in, out);
- i++;
- };
-
- del_aubio_pitchschmitt(o);
- del_fvec(in);
- del_fvec(out);
- aubio_cleanup();
-
- return 0;
-}
-
+++ /dev/null
-#define AUBIO_UNSTABLE 1
-
-#include <aubio.h>
-
-int main(){
- /* allocate some memory */
- uint_t win_s = 1024; /* window size */
- fvec_t * in = new_fvec (win_s); /* input buffer */
- fvec_t * out = new_fvec (win_s/2); /* input buffer */
- aubio_pitchyin_t *p = new_aubio_pitchyin (win_s);
- uint_t i = 0;
-
- while (i < 10) {
- aubio_pitchyin_do (p, in,out);
- i++;
- };
-
- del_fvec(in);
- del_fvec(out);
- del_aubio_pitchyin(p);
- aubio_cleanup();
-
- return 0;
-}
+++ /dev/null
-#define AUBIO_UNSTABLE 1
-
-#include <aubio.h>
-
-int main(){
- /* allocate some memory */
- uint_t win_s = 1024; /* window size */
- fvec_t * in = new_fvec (win_s); /* input buffer */
- fvec_t * out = new_fvec (1); /* output pitch periods */
- aubio_pitchyinfft_t * o = new_aubio_pitchyinfft(win_s);
- aubio_pitchyinfft_set_tolerance (o, 0.2);
- uint_t i = 0;
-
- while (i < 10) {
- aubio_pitchyinfft_do (o,in,out);
- i++;
- };
-
- del_aubio_pitchyinfft(o);
- del_fvec(in);
- del_fvec(out);
- aubio_cleanup();
-
- return 0;
-}
-
+++ /dev/null
-#include <stdio.h>
-#include <aubio.h>
-
-int
-main ()
-{
- /* allocate some memory */
- uint_t win_s = 1024; /* window size */
- smpl_t ratio = 0.5;
- fvec_t *in = new_fvec (win_s); /* input buffer */
- fvec_t *out = new_fvec ((uint_t) (win_s * ratio)); /* input buffer */
- aubio_resampler_t *o = new_aubio_resampler (0.5, 0);
- uint_t i = 0;
-
- while (i < 10) {
- aubio_resampler_do (o, in, out);
- i++;
- };
-
- del_aubio_resampler (o);
- del_fvec (in);
- del_fvec (out);
-
- return 0;
-}
+++ /dev/null
-#define AUBIO_UNSTABLE 1
-
-#include <aubio.h>
-
-int main(){
- /* allocate some memory */
- uint_t win_s = 1024; /* window size */
- fvec_t * in = new_fvec (win_s); /* input buffer */
- aubio_scale_t * o = new_aubio_scale(0,1,2,3);
- aubio_scale_set_limits (o,0,1,2,3);
- uint_t i = 0;
-
- while (i < 1000) {
- aubio_scale_do(o,in);
- i++;
- };
-
- del_aubio_scale(o);
- del_fvec(in);
-
- return 0;
-}
+++ /dev/null
-/* test sample for phase vocoder
- *
- * this program should start correctly using JACK_START_SERVER=true and
- * reconstruct each audio input frame perfectly on the corresponding input with
- * a delay equal to the window size, hop_s.
- */
-
-#include <stdio.h>
-#define AUBIO_UNSTABLE 1
-#include <aubio.h>
-
-int main(){
- int i;
- uint_t win_s = 1024; /* window size */
- uint_t hop_s = 256; /* hop size */
- /* allocate some memory */
- fvec_t * in = new_fvec (hop_s); /* input buffer */
- cvec_t * fftgrain = new_cvec (win_s); /* fft norm and phase */
- cvec_t * cstead = new_cvec (win_s); /* fft norm and phase */
- cvec_t * ctrans = new_cvec (win_s); /* fft norm and phase */
- fvec_t * stead = new_fvec (hop_s); /* output buffer */
- fvec_t * trans = new_fvec (hop_s); /* output buffer */
- /* allocate fft and other memory space */
- aubio_pvoc_t * pv = new_aubio_pvoc (win_s,hop_s);
- aubio_pvoc_t * pvt = new_aubio_pvoc(win_s,hop_s);
- aubio_pvoc_t * pvs = new_aubio_pvoc(win_s,hop_s);
-
- aubio_tss_t * tss = new_aubio_tss(win_s,hop_s);
- /* fill input with some data */
- printf("initialised\n");
- /* execute stft */
- for (i = 0; i < 10; i++) {
- aubio_pvoc_do (pv,in,fftgrain);
- aubio_tss_do (tss,fftgrain,ctrans,cstead);
- aubio_pvoc_rdo(pvt,cstead,stead);
- aubio_pvoc_rdo(pvs,ctrans,trans);
- }
- del_aubio_pvoc(pv);
- del_fvec(in);
- del_cvec(fftgrain);
- del_cvec(cstead);
- del_cvec(ctrans);
- del_fvec(stead);
- del_fvec(trans);
- aubio_cleanup();
- printf("memory freed\n");
- return 0;
-}
+++ /dev/null
-#include <aubio.h>
-#include <stdlib.h>
-
-int main( )
-{
- uint_t length;
- for (length = 2; length <= 5; length++)
- {
- fvec_t *t = new_aubio_window("rectangle", length);
- del_fvec(t);
- t = new_aubio_window("hamming", length);
- fvec_print(t);
- del_fvec(t);
- t = new_aubio_window("hanning", length);
- fvec_print(t);
- del_fvec(t);
- t = new_aubio_window("hanningz", length);
- fvec_print(t);
- del_fvec(t);
- t = new_aubio_window("blackman", length);
- fvec_print(t);
- del_fvec(t);
- t = new_aubio_window("blackman_harris", length);
- fvec_print(t);
- del_fvec(t);
- t = new_aubio_window("gaussian", length);
- fvec_print(t);
- del_fvec(t);
- t = new_aubio_window("welch", length);
- fvec_print(t);
- del_fvec(t);
- t = new_aubio_window("parzen", length);
- fvec_print(t);
- del_fvec(t);
- t = new_aubio_window("default", length);
- fvec_print(t);
- del_fvec(t);
- }
- return 0;
-}
-
--- /dev/null
+#define AUBIO_UNSTABLE 1
+
+#include <aubio.h>
+#include <stdlib.h>
+
+int main( )
+{
+ uint_t length;
+ for (length = 1; length < 10; length ++ ) {
+ aubio_hist_t *o = new_aubio_hist(0, 1, length);
+ fvec_t *t = new_aubio_window("hanning", length);
+ aubio_hist_do(o,t);
+ fvec_print(t);
+ aubio_hist_do_notnull(o,t);
+ fvec_print(t);
+ aubio_hist_dyn_notnull(o,t);
+ fvec_print(t);
+ del_fvec(t);
+ t = new_aubio_window("hanningz", length);
+ aubio_hist_do(o,t);
+ fvec_print(t);
+ aubio_hist_do_notnull(o,t);
+ fvec_print(t);
+ aubio_hist_dyn_notnull(o,t);
+ fvec_print(t);
+ del_aubio_hist(o);
+ del_fvec(t);
+ }
+ return 0;
+}
+
--- /dev/null
+#define AUBIO_UNSTABLE 1
+
+#include <aubio.h>
+
+int main(){
+ /* allocate some memory */
+ uint_t win_s = 1024; /* window size */
+ fvec_t * in = new_fvec (win_s); /* input buffer */
+ aubio_scale_t * o = new_aubio_scale(0,1,2,3);
+ aubio_scale_set_limits (o,0,1,2,3);
+ uint_t i = 0;
+
+ while (i < 1000) {
+ aubio_scale_do(o,in);
+ i++;
+ };
+
+ del_aubio_scale(o);
+ del_fvec(in);
+
+ return 0;
+}
projects / aubio.git / commitdiff