diff dsp/segmentation/ClusterMeltSegmenter.cpp @ 64:6cb2b3cd5356

* Refactor FFT a little bit so as to separate construction and processing
  rather than have a single static method -- will make it easier to use a
  different implementation
* pull in KissFFT implementation (not hooked up yet)

--- a/dsp/segmentation/ClusterMeltSegmenter.cpp	Tue May 12 21:04:25 2009 +0000
+++ b/dsp/segmentation/ClusterMeltSegmenter.cpp	Wed May 13 09:19:12 2009 +0000
@@ -22,6 +22,7 @@
 
 ClusterMeltSegmenter::ClusterMeltSegmenter(ClusterMeltSegmenterParams params) :
     window(NULL),
+    fft(NULL),
     constq(NULL),
     mfcc(NULL),
     featureType(params.featureType),
@@ -73,6 +74,8 @@
         constq->sparsekernel();
         
         ncoeff = constq->getK();
+
+        fft = new FFTReal(constq->getfftlength());
         
     } else if (featureType == FEATURE_TYPE_MFCC) {
 
@@ -107,6 +110,7 @@
     delete window;
     delete constq;
     delete decimator;
+    delete fft;
 }
 
 int
@@ -200,7 +204,7 @@
 
         window->cut(frame);
         
-        FFT::process(fftsize, false, frame, 0, real, imag);
+        fft->process(false, frame, real, imag);
         
         constq->process(real, imag, cqre, cqim);