diff --git a/libcsc/csc.c b/libcsc/csc.c
index ddb4541..385223c 100644
--- a/libcsc/csc.c
+++ b/libcsc/csc.c
@@ -475,7 +475,7 @@
     CSC_HANDLE *csc_handle;
 
     csc_handle = (CSC_HANDLE *)handle;
-    if (csc_handle->csc_method == CSC_METHOD_HW) {
+    if (csc_handle->csc_hw_handle) {
         switch (csc_handle->csc_hw_type) {
 #ifdef ENABLE_FIMC
         case CSC_HW_TYPE_FIMC:
@@ -517,6 +517,22 @@
     return ret;
 }
 
+CSC_ERRORCODE csc_set_method(
+    void           *handle,
+    CSC_METHOD     method)
+{
+    CSC_HANDLE *csc_handle;
+    CSC_ERRORCODE ret = CSC_ErrorNone;
+
+    if (handle == NULL)
+        return CSC_ErrorNotInit;
+
+    csc_handle = (CSC_HANDLE *)handle;
+    csc_handle->csc_method = method;
+
+    return ret;
+}
+
 CSC_ERRORCODE csc_set_hw_property(
     void                *handle,
     CSC_HW_PROPERTY_TYPE property,
diff --git a/libcsc/csc.h b/libcsc/csc.h
index 5fc50a2..f454f96 100644
--- a/libcsc/csc.h
+++ b/libcsc/csc.h
@@ -117,6 +117,22 @@
     CSC_METHOD     *method);
 
 /*
+ * set color space converter method
+ *
+ * @param handle
+ *   CSC handle[in]
+ *
+ * @param method
+ *   CSC method[in]
+ *
+ * @return
+ *   error code
+ */
+CSC_ERRORCODE csc_set_method(
+    void           *handle,
+    CSC_METHOD     method);
+
+/*
  * Set hw property
  *
  * @param handle