Jerky video playback on mac pro 2009.

[nigel1210]

Have tried both quicktime and vlc, put video playback seems to be jerky on any panning shots on videos.

Have tried some 1080p trailers from the following link, especially apparent on the new ice age trailer. see page below.

http://www.davestrailerpage.co.uk/

anybody else have this problem? This is on a mac pro 2009.

 

[JAMAL]

Playing fine on my unibody macbook base spec on battery too, about 50% cpu usage