When playing WMV file by Windows Media Player under Vista or Win 7, dragging the media player to an external monitor display at extended mode would causes green color spread or blurred image.
Son Güncelleme: Tue, 22 Sep 2009
Please follw below steps to disable DXVA in WMP to fix this issue.
1. Right click on command line and select Tools.
2. Click Options and a dialog will pop up.
3. Find the option "Turn on DirectX Video Acceleration for WMV files" at Performance tab, please uncheck it.