I am not able to install openframework using msys2

I installed msy2 and qtcreator for my windows7 64bit os.
also done all the step as per
http://openframeworks.cc/setup/msys2/
for msys2
and

but still i’m not able to get the result from this like showed in this video

http://openframeworks.cc/setup/qtcreator/

please please please help me i’m new in this

but i want to play transparent or alpha video with my logitech camera so that’s why i’m running the code.

Thank you so much in advance

if any one have done the all thing for windows please show me the step video is best for me.