comparison dsp/onsets/DetectionFunction.cpp @ 289:befe5aa6b450

* 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)

     memset(m_phaseHistoryOld,0, m_halfLength*sizeof(double));
 
     m_magPeaks = new double[ m_halfLength ];
     memset(m_magPeaks,0, m_halfLength*sizeof(double));
 
-    m_phaseVoc = new PhaseVocoder;
+    // See note in process(const double *) below
+    int actualLength = MathUtilities::previousPowerOfTwo(m_dataLength);
+    m_phaseVoc = new PhaseVocoder(actualLength);
 
     m_DFWindowedFrame = new double[ m_dataLength ];
     m_magnitude = new double[ m_halfLength ];
     m_thetaAngle = new double[ m_halfLength ];
 

             m_magnitude[i] = 0;
             m_thetaAngle[0] = 0;
         }
     }
 
-    m_phaseVoc->process(actualLength, m_DFWindowedFrame, m_magnitude, m_thetaAngle);
+    m_phaseVoc->process(m_DFWindowedFrame, m_magnitude, m_thetaAngle);
 
     if (m_whiten) whiten();
 
     return runDF();
 }