不韋 呂
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: MySpectrogram/FFT_Analysis.hpp
- Revision:
- 3:6a2c8ff46f73
- Parent:
- 2:1f092ac020e1
- Child:
- 6:b3885567877c
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/MySpectrogram/FFT_Analysis.hpp Mon Aug 15 06:51:01 2016 +0000
@@ -0,0 +1,31 @@
+//-------------------------------------------------------
+// Class for spectrum analysis using FFT (Header)
+//
+// 2016/07/23, Copyright (c) 2016 MIKAMI, Naoki
+//-------------------------------------------------------
+
+#ifndef FFT_ANALYZER_HPP
+#define FFT_ANALYZER_HPP
+
+#include "AnalysisBase.hpp"
+
+namespace Mikami
+{
+ class FftAnalyzer : public AnalyzerBase
+ {
+ public:
+ FftAnalyzer(int nData, int nFft);
+ virtual ~FftAnalyzer() {}
+
+ private:
+ Array<Complex> yFft_; // output of FFT
+
+ virtual void Analyze(const float xn[], float yn[]);
+
+ // disallow copy constructor and assignment operator
+ FftAnalyzer(const FftAnalyzer& );
+ FftAnalyzer& operator=(const FftAnalyzer& );
+ };
+}
+
+#endif // FFT_ANALYZER_HPP