I have just installed Ubuntu 12.04 LTS.I am unable to play any video.When I play video on VLC the video freezes and after few min it moves to some other frame and also the sound is breaking.
PC Details(From Ubuntu >system setting > details)
RAM 968.5 MiB
Processor AMD Athlon(tm) 64 X2 Dual Core Processor 4000+ × 2
OS type 32 bit
Mother Board ASUS M2NPV-VM