Sony DCR-TRV39 - Manual (Page 119)

4-5 Timeline
The timeline provides you with a graphic representation of exactly where each media clip appears in the
media stream. Thumbnails corresponding to sound media can be dragged to the timeline and then moved
to play automatically at specified points in the linear sequence of streaming media.
Decrease Increment button
Expands the scale of the timeline (decreases the number of
measured increments on the clip ruler), thereby facilitating
detailed editing of the media stream.
Increment display
Indicates the length of time that elapses between each line on the
clip ruler.
Increase Increment button
Shrinks the scale of the timeline (increases the number of
measured increments on the clip ruler), thereby facilitating rough
editing of the media stream.
Clip ruler
Indicates the exact starting and stopping points of visual media
clips arranged on the
Storyboard .
Soundtrack
Dragging & dropping sound file thumbnails from the thumbnail
list window adds them to the movie soundtrack. Once added,
sound clips can be dragged to the desired position within the
media stream. Placing your mouse pointer at either end of a sound
clip makes it possible to trim the play duration of the sound and
double-clicking the sound clip opens the sound editor, whereby
you can also
Trim the sound and control other aspects related to
this particular sound.