diff --git a/APP_Framework/Framework/knowing/filter/mean_filter/ordinary_mean_filter.c b/APP_Framework/Framework/knowing/filter/mean_filter/ordinary_mean_filter.c
index e78fd643f..33b4b4491 100644
--- a/APP_Framework/Framework/knowing/filter/mean_filter/ordinary_mean_filter.c
+++ b/APP_Framework/Framework/knowing/filter/mean_filter/ordinary_mean_filter.c
@@ -1 +1,16 @@
-#include <ordinary_mean_filter.h>
\ No newline at end of file
+#include <ordinary_mean_filter.h>
+/**
+ * @description: 
+ * @param {int *} hander array address
+ * @param {int} len array length
+ * @return {*}
+ */
+int OrdinaryMeanFilter(int * hander,int len)
+{
+    int sum = 0;
+    for(int i = 0;i < len ;i++)
+    {
+        sum = sum + *(hander +i);
+    }
+    return (int)(sum/len);
+}
\ No newline at end of file
diff --git a/APP_Framework/Framework/knowing/filter/mean_filter/ordinary_mean_filter.h b/APP_Framework/Framework/knowing/filter/mean_filter/ordinary_mean_filter.h
index 5ead554e3..bf5bba52c 100644
--- a/APP_Framework/Framework/knowing/filter/mean_filter/ordinary_mean_filter.h
+++ b/APP_Framework/Framework/knowing/filter/mean_filter/ordinary_mean_filter.h
@@ -1,4 +1,4 @@
 #ifndef _ORDINARY_MEAN_FILTER_H
 #define _ORDINARY_MEAN_FILTER_H
-
+int OrdinaryMeanFilter(int * hander,int len);
 #endif
\ No newline at end of file