Update winver setting

libplatform/platform_win32.h

@@ -11,13 +11,7 @@
 #   define _USE_32BIT_TIME_T
 #endif
 
-// set minimum win32 API requirement to Windows 2000 or higher
-#ifndef _WIN32_WINNT
-#   define _WIN32_WINNT 0x0500
-#endif 
-#ifndef WINVER
-#   define WINVER 0x0500
-#endif 
+#include "targetver.h"
 
 ///////////////////////////////////////////////////////////////////////////////
 

libplatform/targetver.h

@@ -0,0 +1,12 @@
+#pragma once
+
+// The following macros define the minimum required platform.  The minimum required platform
+// is the earliest version of Windows, Internet Explorer etc. that has the necessary features to run 
+// your application.  The macros work by enabling all features available on platform versions up to and 
+// including the version specified.
+
+// Modify the following defines if you have to target a platform prior to the ones specified below.
+// Refer to MSDN for the latest info on corresponding values for different platforms.
+#ifndef _WIN32_WINNT            // Specifies that the minimum required platform is Windows 7.
+#define _WIN32_WINNT 0x0601     // Change this to the appropriate value to target other versions of Windows.
+#endif

mp4v2-Win/libmp4v2/libmp4v2.vcxproj

@@ -528,6 +528,7 @@
     <ClInclude Include="..\..\include\mp4v2\itmf_tags.h" />
     <ClInclude Include="..\..\include\mp4v2\mp4v2.h" />
     <ClInclude Include="..\..\include\mp4v2\platform.h" />
+    <ClInclude Include="..\..\libplatform\targetver.h" />
     <ClInclude Include="..\include\mp4v2\project.h" />
     <ClInclude Include="..\..\include\mp4v2\sample.h" />
     <ClInclude Include="..\..\include\mp4v2\streaming.h" />