Changeset f72ceeb for examples/aubiomfcc.c

Timestamp:

Sep 11, 2007, 9:25:43 PM (17 years ago)

Author:

Amaury Hazan <mahmoudax@gmail.com>

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:

83d5abf

Parents:

ef1c3b7

Message:

aubiomfcc.c: added a dump filterbank funcion
filterbank: written mfcc filterbank init according to slaney auditory toolbox (90%)
plotfb.py: added x log scale option
#some hacks and debug test

File:

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

examples/aubiomfcc.c

@@ -24 +24 @@
 aubio_mfcc_t * mfcc;
 
-uint_t n_filters = 20;
-uint_t n_coefs = 11;
+uint_t n_filters = 40;
+uint_t n_coefs = 20;
 
 unsigned int pos = 0; /*frames%dspblocksize*/
@@ -53 +53 @@
       //compute mfccs
       aubio_mfcc_do(mfcc, fftgrain, mfcc_out);
-
+      
+      uint_t coef_cnt;
+      for (coef_cnt = 0; coef_cnt < n_coefs; coef_cnt++) {
+          outmsg("%f ",mfcc_out->data[0][coef_cnt]);
+      }
+      outmsg("\n");
+      
       /* end of block loop */
       pos = -1; /* so it will be zero next j loop */
@@ -78 +84 @@
         //outmsg("%f ",mfcc_out->data[0][0]);
         
-        /*for (coef_cnt = 0; coef_cnt < n_coefs; coef_cnt++) {
-          outmsg("%f ",mfcc_out->data[0][coef_cnt]);
-        }
-        outmsg("\n");/*/
+        
       }
 }
@@ -93 +96 @@
   mfcc_out = new_fvec(n_coefs,channels);
   
+  
   //populating the filter
   mfcc = new_aubio_mfcc(buffer_size, samplerate, n_filters, n_coefs , lowfreq, highfreq, channels);
   dump_filterbank(mfcc);
+  
   
   //process