Changeset 4621cd6 for examples/aubiomfcc.c

Timestamp:

Dec 4, 2009, 1:46:40 AM (14 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:

aea235c

Parents:

c17a0ee

Message:

examples: switch to mono

File:

• examples/aubiomfcc.c (modified) (4 diffs)

examples/aubiomfcc.c

@@ -33 +33 @@
 
 static int aubio_process(smpl_t **input, smpl_t **output, int nframes) {
-  unsigned int i;       /*channels*/
   unsigned int j;       /*frames*/
   
   for (j=0;j<(unsigned)nframes;j++) {
     if(usejack) {
-      for (i=0;i<channels;i++) {
-        /* write input to datanew */
-        fvec_write_sample(ibuf, input[i][j], i, pos);
-        /* put synthnew in output */
-        output[i][j] = fvec_read_sample(obuf, i, pos);
-      }
+      /* write input to datanew */
+      fvec_write_sample(ibuf, input[0][j], pos);
+      /* put synthnew in output */
+      output[0][j] = fvec_read_sample(obuf, pos);
     }
     /*time for fft*/
@@ -50 +47 @@
       
       //compute mag spectrum
-      aubio_pvoc_do (pv,ibuf, fftgrain);
+      aubio_pvoc_do (pv, ibuf, fftgrain);
      
       //compute mfccs
@@ -72 +69 @@
         outmsg("%f\t",frames*overlap_size/(float)samplerate);
         for (coef_cnt = 0; coef_cnt < n_coefs; coef_cnt++) {
-            outmsg("%f ", fvec_read_sample (mfcc_out, 0, coef_cnt) );
+            outmsg("%f ", fvec_read_sample (mfcc_out, coef_cnt) );
         }
         outmsg("\n");
@@ -86 +83 @@
 
   /* phase vocoder */
-  pv = new_aubio_pvoc (buffer_size, overlap_size, channels);
+  pv = new_aubio_pvoc (buffer_size, overlap_size);
 
-  fftgrain = new_cvec (buffer_size, channels);
+  fftgrain = new_cvec (buffer_size);
 
   //populating the filter
   mfcc = new_aubio_mfcc(buffer_size, n_filters, n_coefs, samplerate);
   
-  mfcc_out = new_fvec(n_coefs,channels);
+  mfcc_out = new_fvec(n_coefs);
   
   //process