1 files changed, 39 insertions, 0 deletions
diff --git a/tests/src/spectral/test-filterbank.c b/tests/src/spectral/test-filterbank.c
new file mode 100644
index 0000000..543226d
--- /dev/null
+++ b/tests/src/spectral/test-filterbank.c
@@ -0,0 +1,39 @@
+#include <aubio.h>
+
+int main (void)
+{
+  uint_t win_s = 1024; // window size
+  uint_t n_filters = 13; // number of filters
+
+  cvec_t *in_spec = new_cvec (win_s); // input vector of samples
+  fvec_t *out_filters = new_fvec (n_filters); // per-band outputs
+
+  // create filterbank object
+  aubio_filterbank_t *o = new_aubio_filterbank (n_filters, win_s);
+
+  // apply filterbank ten times
+  uint_t n = 10;
+  while (n) {
+    aubio_filterbank_do (o, in_spec, out_filters);
+    n--;
+  }
+
+  // print out filterbank coeffs
+  fmat_t *coeffs; // pointer to the coefficients
+  coeffs = aubio_filterbank_get_coeffs (o);
+  fmat_print (coeffs);
+
+  aubio_filterbank_set_coeffs (o, coeffs);
+  coeffs = aubio_filterbank_get_coeffs (o);
+  fmat_print (coeffs);
+
+  //fvec_print (out_filters);
+
+  // clean up
+  del_aubio_filterbank (o);
+  del_cvec (in_spec);
+  del_fvec (out_filters);
+  aubio_cleanup ();
+
+  return 0;
+}