resolve compilation issues llvm / vs 2015 where llvm expects non scoped enums and visual studio expects scoped enums.
resolve compilation issues llvm / vs 2015 where llvm expects non scoped enums and visual studio expects scoped enums.

drorgl/ffmpegcpp.module,drorgl/ffmpegcpp.module,drorgl/ffmpegcpp.module,drorgl/ffmpegcpp.module,drorgl/ffmpegcpp.module