Power DVD 9 Cannot decode AAC Audio

[skorpinok]

Hi, I converted Terminator 2 DVD to x264 HQ- MP4 Container,using staxrip with AAC Audio, but when i watch movie using Power dvd 9 I cannot get AAC 5.1 audio, in power dvd output channel settings. when i select headphone the output shows stereo, not true theatre surround or doby headphone:

Speaker Environment

Headphone

Output mode

Stereo

Please Is there any possible way to get AAC audio, any advice will be a great favour for me.

Thanks

skorpinok

[aedipuss]

aac isn't dolby, for that you need ac-3 audio. redo it if you want surround.