ref: 0028ea752412e315d750936b4c0c7bc102ef93af
parent: e03f74d7018c23cbad51f9fcdddc6243cc7a4c68
author: Paul Brossier <piem@piem.org>
date: Thu Sep 17 16:07:24 EDT 2009
test-mfcc.c: add simple mfcc test
--- a/tests/src/Makefile.am
+++ b/tests/src/Makefile.am
@@ -18,6 +18,7 @@
test-phasevoc \
test-filterbank \
test-filterbank_mel \
+ test-mfcc \
test-phasevoc-jack \
test-onsetdetection \
test-pitchyin \
--- /dev/null
+++ b/tests/src/test-mfcc.c
@@ -1,0 +1,33 @@
+#include <aubio.h>
+
+int
+main (void)
+{+ /* allocate some memory */
+ uint_t win_s = 512; /* fft size */
+ uint_t channels = 1; /* number of channel */
+ uint_t n_filters = 40; /* number of filters */
+ uint_t n_coefs = 13; /* number of coefficients */
+ cvec_t *in = new_cvec (win_s, channels); /* input buffer */
+ fvec_t *out = new_fvec (n_coefs, channels); /* input buffer */
+ smpl_t samplerate = 16000.;
+ uint_t i = 0;
+
+ /* allocate fft and other memory space */
+ aubio_mfcc_t *o = new_aubio_mfcc (win_s, samplerate, n_filters, n_coefs);
+
+ for (i = 0; i < in->length; i ++) {+ in->norm[0][i] = 1.;
+ }
+
+ aubio_mfcc_do (o, in, out);
+
+ fvec_print (out);
+
+ del_aubio_mfcc (o);
+ del_cvec (in);
+ del_fvec (out);
+ aubio_cleanup ();
+
+ return 0;
+}