不韋 呂 / F746_Spectrogram

Realtime spectrogram for DISCO-F746NG. On-board MEMS microphone is used for input sound signal. リアルタイムスペクトログラム．入力：MEMSマイク

Dependencies:   F746_GUI F746_SAI_IO UIT_FFT_Real

Diff: MyClasses_Functions/FFT_Analysis.cpp

Revision:
2:1f092ac020e1
Parent:
0:9470a174c910
--- a/MyClasses_Functions/FFT_Analysis.cpp	Sun May 22 06:49:25 2016 +0000
+++ b/MyClasses_Functions/FFT_Analysis.cpp	Sat Jul 23 13:34:54 2016 +0000
@@ -1,7 +1,7 @@
 //-------------------------------------------------------
 //  Class for spectrum analysis using FFT
 //
-//  2015/12/15, Copyright (c) 2015 MIKAMI, Naoki
+//  2016/07/23, Copyright (c) 2015 MIKAMI, Naoki
 //-------------------------------------------------------
 
 #include "FFT_Analysis.hpp"
@@ -10,12 +10,7 @@
 {
     FftAnalyzer::FftAnalyzer(int nData, int nFft)
         : AnalyzerBase(nData, nFft, nFft),
-          yFft_(new Complex[nFft/2+1]) {}
-
-    FftAnalyzer::~FftAnalyzer()
-    {
-        delete[] yFft_;
-    }
+          yFft_(nFft/2+1) {}
 
     void FftAnalyzer::Analyze(const float xn[], float yn[])
     {