Added a sample win.ini.

documentation/samples/win.ini

+[mci extensions]
+cda=cdaudio
+mid=sequencer
+midi=sequencer
+rmi=sequencer
+wav=waveaudio
+avi=avivideo
+;wav=MPEGVideo
+;aiff=MPEGVideo
+;aif=MPEGVideo
+au=MPEGVideo
+snd=MPEGVideo
+;avi=MPEGVideo
+m1v=MPEGVideo
+mpv=MPEGVideo
+mpa=MPEGVideo
+mp2=MPEGVideo
+mp3=MPEGVideo
+mpg=MPEGVideo
+mpeg=MPEGVideo
+mpe=MPEGVideo
+;mov=MPEGVideo
+;qt=MPEGVideo
+