QMedia Movie track commands


QM_GetTrackDuration(movieRef; trackID; trackDuration):error
movieRef Longint Movie reference
trackID Longint Track ID
trackDuration Longint Track duration
error Longint Error result

Returns the duration of a track.

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

Parameter trackID is the ID of the track.

Parameter trackDuration receives the track's duration. The track's duration is expressed in the movie's time scale.


  `Get the duration of track ID $trackID of movie $movie
$err:=QM_GetTrackDuration ($movie;$trackID;$duration)

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