diff --git a/source/ios/.DS_Store b/source/ios/.DS_Store
new file mode 100644
index 0000000..bed72cd
Binary files /dev/null and b/source/ios/.DS_Store differ
diff --git a/source/ios/RedPlayer.xcodeproj/xcuserdata/giki.xcuserdatad/xcschemes/xcschememanagement.plist b/source/ios/RedPlayer.xcodeproj/xcuserdata/giki.xcuserdatad/xcschemes/xcschememanagement.plist
new file mode 100644
index 0000000..eca7cd6
--- /dev/null
+++ b/source/ios/RedPlayer.xcodeproj/xcuserdata/giki.xcuserdatad/xcschemes/xcschememanagement.plist
@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>SchemeUserState</key>
+	<dict>
+		<key>RedPlayer.xcscheme_^#shared#^_</key>
+		<dict>
+			<key>orderHint</key>
+			<integer>2</integer>
+		</dict>
+		<key>RedRenderShaders.xcscheme_^#shared#^_</key>
+		<dict>
+			<key>orderHint</key>
+			<integer>5</integer>
+		</dict>
+	</dict>
+</dict>
+</plist>
diff --git a/source/redplayercore/redbase/include/RedDef.h b/source/redplayercore/redbase/include/RedDef.h
index 30c852d..15e36ee 100644
--- a/source/redplayercore/redbase/include/RedDef.h
+++ b/source/redplayercore/redbase/include/RedDef.h
@@ -9,6 +9,7 @@
 #include "RedBase.h"
 #include <string>
 #include <vector>
+#include <functional>
 
 #define BUFFERING_CHECK_PER_MILLISECONDS (500)
 #define FAST_BUFFERING_CHECK_PER_MILLISECONDS (50)