CyberLink PowerDirector 8, Руководство пользователя

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CyberLink PowerDirector
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You can also change the duration of the above mentioned media or for trimmed
video clips, by selecting the clip and then dragging the end of the clip to the
desired duration.
Note:
you can only lengthen a video clip back to its original duration and transitions to
half the duration of the shortest clip they affect.
Muting Media Clips
If you want to mute the audio portion of an a media clip, right-click on it and then
select
Mute Clip . Any audio volume keys you added previously are hidden.
To restore sound to the track, right-click the track and deselect Mute Clip .
Note:
if you would like to mute the audio of an entire track, right-click on the track and
then select
Mute Track
. This is sometimes useful if you have placed video on a PiP track
and you don’t want any of it’s audio in your final production.