Changeset f8714ee

Timestamp:

May 28, 2005, 1:56:41 AM (20 years ago)

Author:

Paul Brossier <piem@altern.org>

Branches:

feature/autosink, feature/cnn, feature/cnn_org, feature/constantq, feature/crepe, feature/crepe_org, feature/pitchshift, feature/pydocstrings, feature/timestretch, fix/ffmpeg5, master, pitchshift, sampler, timestretch, yinfft+

Children:

f88a326

Parents:

0c20582

Message:

fixed yin overlapping and fast version

Location:

src

Files:

• pitchdetection.c (modified) (1 diff)
• pitchyin.c (modified) (2 diffs)

src/pitchdetection.c

@@ -90 +90 @@
 smpl_t aubio_pitchdetection(aubio_pitchdetection_t *p, fvec_t * ibuf) {
         smpl_t pitch = 0.;
-        uint_t i,j = 0;
+        uint_t i,j = 0, overlap_size = 0;
         switch(p->type) {
                 case aubio_yin:
+                        overlap_size = p->buf->length-ibuf->length;
                         /* do sliding window blocking */
                         for (i=0;i<p->buf->channels;i++){
-                                for (j=0;j<p->buf->length-ibuf->length;j++){
-                                        p->buf->data[i][j] = p->buf->data[i][j+ibuf->length];
+                                for (j=0;j<overlap_size;j++){
+                                        p->buf->data[i][j] = 
+                                                p->buf->data[i][j+ibuf->length];
                                 }
                         }
                         for (i=0;i<ibuf->channels;i++){
                                 for (j=0;j<ibuf->length;j++){
-                                        p->buf->data[i][j] = ibuf->data[i][j];
+                                        p->buf->data[i][j+overlap_size] = 
+                                                ibuf->data[i][j];
                                 }
                         }

src/pitchyin.c

@@ -91 +91 @@
 uint_t aubio_pitchyin_getpitchfast(fvec_t * input, fvec_t * yin, smpl_t tol){
         uint_t c=0,j,tau = 0;
-        smpl_t tmp = 0, tmp2;
+        smpl_t tmp = 0;
         for (tau=0;tau<yin->length;tau++)
         {
@@ -104 +104 @@
                 }
         }
-        tmp2 = 0.;
         yin->data[c][0] = 1.;
+        tmp = 0.;
         for (tau=1;tau<yin->length;tau++)
         {