A clip already on the timeline that the new clip is the picture or the sound of; the
two are linked. Honoured by addTrackFromAsset and addClipFromAsset, refused before
anything is added when the pair cannot be linked (type-mismatch, invalid-argument).
OptionalsourceOffsetSec
sourceOffsetSec?:number
OptionalstartSec
startSec?:number
OptionalwithLinkedSound
withLinkedSound?:boolean
The caller places this picture's sound next, linked to it. Changes only the
media-imported event: this call announces "both" and the sound's call none.
A clip already on the timeline that the new clip is the picture or the sound of; the two are linked. Honoured by addTrackFromAsset and addClipFromAsset, refused before anything is added when the pair cannot be linked (type-mismatch, invalid-argument).