diff --git a/CapComdef.h b/CapComdef.h
deleted file mode 100644
index 0b59868..0000000
--- a/CapComdef.h
+++ /dev/null
@@ -1,2 +0,0 @@
-#pragma once
-#include <memory>
diff --git a/IPreproc.cpp b/IPreproc.cpp
deleted file mode 100644
index ce04bfa..0000000
--- a/IPreproc.cpp
+++ /dev/null
@@ -1,5 +0,0 @@
-#include "IPreproc.h"
-
-IPreproc::IPreproc(void){}
-
-IPreproc::~IPreproc(void){}
\ No newline at end of file
diff --git a/IPreproc.h b/IPreproc.h
deleted file mode 100644
index 14e11db..0000000
--- a/IPreproc.h
+++ /dev/null
@@ -1,13 +0,0 @@
-#pragma once
-#include <vector>
-//#include <opencv2/opencv.hpp>
-
-class IPreproc
-{
-public:
-    IPreproc(void);
-
-    virtual ~IPreproc(void);
-
-    //virtual int preprocess(cv::Mat& mat,void* unused=nullptr) = 0;
-};
\ No newline at end of file
diff --git a/MultiFrameCapture.h b/MultiFrameCapture.h
index c21695b..a07b687 100644
--- a/MultiFrameCapture.h
+++ b/MultiFrameCapture.h
@@ -2,7 +2,7 @@
 #include <thread>
 #include "autoevent.hpp"
 #include "CorrectParam.h"
-#include "IPreproc.h"
+
 
 //#define TEST_SIMCAP
 
@@ -53,8 +53,7 @@ private:
     std::condition_variable m_cv_snapdone;
     std::shared_ptr<std::thread> m_snap_thread;
     std::shared_ptr<std::thread> m_imgproc_thread;
-    //std::vector<cv::Mat> m_frames;
-    std::vector<std::shared_ptr<IPreproc>> m_preproclist;
+
     std::thread m_correctThread;
 
     ScannerGlue m_glue;