Ulead VIDEO STUDIO 9 User Manual page 46

46
ULEAD VIDEOSTUDIO USER GUIDE
Quality Playback. Select File: Preferences - General, then
choose the preview method that you prefer.
Instant Playback allows you to quickly preview changes in your
project without the need to create a temporary preview file,
however, playback may be jerky depending on your computer
resources. High Quality Playback renders your project as a
temporary preview file then plays this preview file. Playback is
smoother in High Quality Playback mode, but rendering your
project for the first time in this mode may take a long time to
complete depending on the size of your project and computer
resources.
Note: When Perform non-square pixel rendering is selected in
the Project Options dialog box (opened from Project Properties dialog
box), Instant Playback performance may be affected if computer
resources are insufficient.
page 167).
In High Quality Playback mode, VideoStudio uses SmartRender
technology which renders only the changes you made such as
transitions, titles and effects, and eliminates re-rendering the entire
project. SmartRender saves time when generating previews.
Setting a preview range
For faster previews, you may choose to play only a part of your
project. The selected range of frames to preview is referred to as
(See "Preferences (Create Disc)" on