--- a/QTfrontend/CMakeLists.txt	Wed Oct 24 13:21:18 2012 +0100
+++ b/QTfrontend/CMakeLists.txt	Wed Oct 24 14:55:31 2012 +0100
@@ -74,7 +74,7 @@
 file(GLOB UtilCpp util/*.cpp)
 
 if((NOT NOVIDEOREC) AND "${FFMPEG_FOUND}")
-    add_definitions(-DVIDEOREC)
+    add_definitions(-DVIDEOREC -D__STDC_CONSTANT_MACROS)
 endif()
 
 set(hwfr_src