diff options
Diffstat (limited to 'tests/src/spectral/test-tss.c')
-rw-r--r-- | tests/src/spectral/test-tss.c | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/tests/src/spectral/test-tss.c b/tests/src/spectral/test-tss.c new file mode 100644 index 0000000..0e18b20 --- /dev/null +++ b/tests/src/spectral/test-tss.c @@ -0,0 +1,52 @@ +#include <aubio.h> + +int main (void) +{ + uint_t n = 10; // compute n times + uint_t win_s = 1024; // window size + uint_t hop_s = 256; // hop size + + // create some vectors + 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 + + // create phase vocoder for analysis of input signal + aubio_pvoc_t * pv = new_aubio_pvoc (win_s,hop_s); + // create transient/steady-state separation object + aubio_tss_t * tss = new_aubio_tss(win_s,hop_s); + // create phase vocoder objects for synthesis of output signals + aubio_pvoc_t * pvt = new_aubio_pvoc(win_s,hop_s); + aubio_pvoc_t * pvs = new_aubio_pvoc(win_s,hop_s); + + /* execute stft */ + while ( n-- ) { + // fftgrain = pv(in) + aubio_pvoc_do (pv, in, fftgrain); + // ctrans, cstead = tss (fftgrain) + aubio_tss_do (tss, fftgrain, ctrans, cstead); + // stead = pvt_inverse (cstead) + // trans = pvt_inverse (ctrans) + aubio_pvoc_rdo (pvt, cstead, stead); + aubio_pvoc_rdo (pvs, ctrans, trans); + } + + del_aubio_pvoc(pv); + del_aubio_pvoc(pvt); + del_aubio_pvoc(pvs); + del_aubio_tss(tss); + + del_fvec(in); + del_cvec(fftgrain); + del_cvec(cstead); + del_cvec(ctrans); + del_fvec(stead); + del_fvec(trans); + + aubio_cleanup(); + + return 0; +} |