QMedia
Movie track commands
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| QM_SetTrackLayer(movieRef; trackID; layerNumber):error | |||
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movieRef | Longint | Movie reference |
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trackID | Longint | Track ID |
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layerNumber | Longint | Track layer |
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error | Longint | Error result |
Changes the layer 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 layerNumber specifies the track's layer number. The layer number must be in the range of -32768 ... 32767.
Example
`Set track ID $trackID of movie $movie to be the topmost track $err:=QM_SetTrackLayer ($movie;$trackID;-32768) |
Related commands
| QM_GetTrackLayer | Returns the track's layer. |