Operation Manual

CyberLink PowerDVD
96
Aspect Ratio Configuration
Options on the Aspect Ratio tab control how video in 4:3 ratio is
converted to 16:9 (and vice versa).
Full Screen Display Preference
Always maintain video aspect ratio: select this option to retain the
original aspect ratio whenever you resize the video display. This option
is mutually exclusive with the TrueTheater Stretch option below.
Linear stretch: select this option to stretch all parts of the video
equally, resulting in noticeable distortion when the aspect ratio of the
video display does not match the aspect ratio of the monitor.
TrueTheater Stretch (CyberLink Pano Vision) is a non-linear video
stretching technology that produces minimal distortion in the center of
the picture. TrueTheater Stretch feature is only available in full screen