QMedia Movie editing commands

QM_ScaleTrackSegment

QM_ScaleTrackSegment(movieRef; trackID; segStart; oldSegDuration; newSegDuration):error
movieRef Longint Movie reference
trackID Longint Track ID
segStart Longint Segment start
oldSegDuration Longint Old duration
newSegDuration Longint New duration
error Longint Error result

Changes the duration of a track segment.

Parameter movieRef is the reference to the movie instance. The movie reference must have been previously obtained with a call to QM_NewMovieFromFile.

Parameter trackID is the ID of the track.

Parameters segStart and oldSegDuration specify the starting point and initial duration of the track segment. Both must be expressed in the movie's time scale.

Parameter newSegDuration is the new duration of the specified track segment. It must be expressed in the movie's time scale.


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