Screen Capture in Windows Media Player

In Windows Media Player 10,there is a hidden hot key for screen save. When you are playing some video, you can press “Ctrl +I” to capture the screen shot that you are interested in. But if the video format of the movie is ASF or WMV, it doesn’t works.  In this case, you need to install some professional screen capture software such as Hyper snap,ACA Capture Pro, Snag IT. This software support DirectX capture which is widely used in video playing. The Overlay technology of DirectX makes the data of the video frequency directly displayed in the screen ,so you can’t use regular method to capture it .