diff --git a/CppDataProcess/F0Preprocess.hpp b/CppDataProcess/F0Preprocess.hpp
deleted file mode 100644
index 7816bb5..0000000
--- a/CppDataProcess/F0Preprocess.hpp
+++ /dev/null
@@ -1,36 +0,0 @@
-#include "world/dio.h"
-#include "world/stonemask.h"
-#include "world/matlabfunctions.h"
-#include <string>
-#include <vector>
-
-//Cpp F0 Preprocess
-
-class F0PreProcess
-{
-public:
-	int fs;
-	short hop;
-	const int f0_bin = 256;
-	const double f0_max = 1100.0;
-	const double f0_min = 50.0;
-	const double f0_mel_min = 1127.0 * log(1.0 + f0_min / 700.0);
-	const double f0_mel_max = 1127.0 * log(1.0 + f0_max / 700.0);
-	F0PreProcess(int sr = 16000, short h = 160) :fs(sr), hop(h) {}
-	~F0PreProcess()
-	{
-		delete[] rf0;
-		rf0 = nullptr;
-	}
-	void compute_f0(const double* audio, int64_t len);
-	void InterPf0(int64_t len);
-	long long* f0Log();
-	int64_t getLen()const { return f0Len; }
-	std::vector<long long> GetF0AndOtherInput(const double* audio, int64_t audioLen, int64_t hubLen, int64_t tran);
-	std::vector<float> GetF0AndOtherInputF0(const double* audio, int64_t audioLen, int64_t tran);
-private:
-	double* rf0 = nullptr;
-	int64_t f0Len = 0;
-};
-
-std::vector<long long> getAligments(size_t specLen, size_t hubertLen);