Quick answer... NO

You would have to modify the individual frames and PD does not have that capability. That is usually only found on the high end very expensive software...

You can either make a mask or censor blur to something you do not want to have in the background by overlaying it on to the video.....

You can see how that is done here...

http://www.youtube.com/watch?v=CE_pbBhTl1I&feature=plcp&context=C4e884f2VDvjVQa1PpcFPrUNuVkyYgvHIakNXoioF2c20it2187zs%3D __________________________________________
Windows 8 Pro 64 bit

CyberLink PowerDirector 10 Tutorials
PDtoots PowerDirector Tutorials

**NOTICE**
When you are asked to provide a DXDIAG you go the following link and do part "B". Your posted specs are NOT what we are looking for as they tell us nothing. The specs on the box of your computer mean nothing. The DXDIAG shows us how your computer is configured as it runs.

DXDIAG Link