Changeset f3617e7 for examples/aubiopitch.c

Timestamp:

Nov 4, 2013, 3:28:24 PM (10 years ago)

Author:

Paul Brossier <piem@piem.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:

e97d0b3

Parents:

509e8f9

Message:

examples/: use wavetable to play pitch and to replace woodblock

File:

• examples/aubiopitch.c (modified) (3 diffs)

examples/aubiopitch.c

@@ -24 +24 @@
 
 aubio_pitch_t *o;
+aubio_wavetable_t *wavetable;
 fvec_t *pitch;
 
@@ -39 +40 @@
       /* block loop */
       aubio_pitch_do (o, ibuf, pitch);
-      if (fvec_read_sample(pitch, 0)) {
-        for (pos = 0; pos < overlap_size; pos++){
-          // TODO, play sine at this freq
-        }
+      smpl_t freq = fvec_read_sample(pitch, 0);
+      smpl_t amp = powf(10., aubio_db_spl(ibuf)*.05 );
+      aubio_wavetable_set_amp ( wavetable, amp );
+      if (freq != 0.0) {
+        aubio_wavetable_set_freq ( wavetable, freq );
       } else {
-        fvec_zeros (obuf);
+        aubio_wavetable_set_freq ( wavetable, 0.0 );
       }
+      aubio_wavetable_do (wavetable, obuf, obuf);
       /* end of block loop */
       pos = -1; /* so it will be zero next j loop */
@@ -67 +70 @@
   pitch = new_fvec (1);
 
+  wavetable = new_aubio_wavetable (samplerate, overlap_size);
+  aubio_wavetable_play ( wavetable );
+
   examples_common_process(aubio_process,process_print);
 
   del_aubio_pitch (o);
+  del_aubio_wavetable (wavetable);
   del_fvec (pitch);