diff --git a/include/osgDB/ConvertUTF b/include/osgDB/ConvertUTF
index 4f3c17f2e..514b3e00d 100644
--- a/include/osgDB/ConvertUTF
+++ b/include/osgDB/ConvertUTF
@@ -38,6 +38,15 @@ extern OSGDB_EXPORT std::string convertUTF16toUTF8(const wchar_t* s);
 extern OSGDB_EXPORT std::wstring convertUTF8toUTF16(const std::string& s);
 extern OSGDB_EXPORT std::wstring convertUTF8toUTF16(const char* s);
 
+extern OSGDB_EXPORT std::string convertStringFromCurrentCodePageToUTF8(const char* source, unsigned sourceLength);
+extern OSGDB_EXPORT std::string convertStringFromUTF8toCurrentCodePage(const char* source, unsigned sourceLength);
+
+extern OSGDB_EXPORT std::string convertStringFromCurrentCodePageToUTF8(const std::string& s);
+extern OSGDB_EXPORT std::string convertStringFromCurrentCodePageToUTF8(const char* s);
+
+extern OSGDB_EXPORT std::string convertStringFromUTF8toCurrentCodePage(const std::string& s);
+extern OSGDB_EXPORT std::string convertStringFromUTF8toCurrentCodePage(const char* s);
+
 }
 
 #endif
diff --git a/src/osgDB/ConvertUTF.cpp b/src/osgDB/ConvertUTF.cpp
index 682cdb230..4af1b3dd0 100644
--- a/src/osgDB/ConvertUTF.cpp
+++ b/src/osgDB/ConvertUTF.cpp
@@ -31,6 +31,12 @@ std::string convertUTF16toUTF8(const wchar_t* s){return convertUTF16toUTF8(s, wc
 std::wstring convertUTF8toUTF16(const std::string& s){return convertUTF8toUTF16(s.c_str(), s.length());}
 std::wstring convertUTF8toUTF16(const char* s){return convertUTF8toUTF16(s, strlen(s));}
 
+std::string convertStringFromCurrentCodePageToUTF8(const std::string& s){return convertStringFromCurrentCodePageToUTF8(s.c_str(), s.length());}
+std::string convertStringFromCurrentCodePageToUTF8(const char* s){return convertStringFromCurrentCodePageToUTF8(s, strlen(s));}
+
+std::string convertStringFromUTF8toCurrentCodePage(const std::string& s){return convertStringFromUTF8toCurrentCodePage(s.c_str(), s.length());}
+std::string convertStringFromUTF8toCurrentCodePage(const char* s){return convertStringFromUTF8toCurrentCodePage(s, strlen(s));}
+
 std::string convertUTF16toUTF8(const wchar_t* source, unsigned sourceLength)
 {
 #if defined(WIN32) && !defined(__CYGWIN__)
@@ -95,5 +101,66 @@ std::wstring convertUTF8toUTF16(const char* source, unsigned sourceLength)
 #endif
 }
 
+std::string convertStringFromCurrentCodePageToUTF8(const char* source, unsigned sourceLength)
+{
+#if defined(WIN32) && !defined(__CYGWIN__)
+    if (sourceLength == 0)
+    {
+        return std::string();
+    }
+
+    int utf16Length = MultiByteToWideChar(CP_ACP, 0, source, sourceLength, 0, 0);
+    if (utf16Length <= 0)
+    {
+        osg::notify(osg::WARN) << "Cannot convert multi-byte string to UTF-8." << std::endl;
+        return std::string();
+    }
+
+    std::wstring sUTF16(utf16Length, L'\0');
+    utf16Length = MultiByteToWideChar(CP_ACP, 0, source, sourceLength, &sUTF16[0], utf16Length);
+    if (utf16Length <= 0)
+    {
+        osg::notify(osg::WARN) << "Cannot convert multi-byte string to UTF-8." << std::endl;
+        return std::string();
+    }
+
+    return convertUTF16toUTF8(sUTF16);
+#else
+    return source;
+#endif
+}
+
+std::string convertStringFromUTF8toCurrentCodePage(const char* source, unsigned sourceLength)
+{
+#if defined(WIN32) && !defined(__CYGWIN__)
+    if (sourceLength == 0)
+    {
+        return std::string();
+    }
+
+    std::wstring utf16 = convertUTF8toUTF16(source, sourceLength);
+    sourceLength = utf16.length();
+
+    int destLen = WideCharToMultiByte(CP_ACP, 0, utf16.c_str(), sourceLength, 0, 0, 0, 0);
+    if (destLen <= 0)
+    {
+        osg::notify(osg::WARN) << "Cannot convert multi-byte string to UTF-8." << std::endl;
+        return std::string();
+    }
+
+    std::string sDest(destLen, '\0');
+    destLen = WideCharToMultiByte(CP_ACP, 0, utf16.c_str(), sourceLength, 0, 0, 0, 0);
+    if (destLen <= 0)
+    {
+        osg::notify(osg::WARN) << "Cannot convert multi-byte string to UTF-8." << std::endl;
+        return std::string();
+    }
+
+    return sDest;
+#else
+    return source;
+#endif
+}
+
 }