QM_GetTrackAnnTypes

QM_GetTrackAnnTypes(movieRef; trackID; annTypes):error
	movieRef	Longint	Movie reference
	trackID	Longint	Track ID
	annTypes	Array string	Annotation types
	error	Longint	Error result

Returns the annotation types of all annotations present in 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 annTypes is an array of four character strings that receives the annotation types. For a list of QMedia constants for identifying common annotation types, see the QM_GetMovieAnnTypes command.

Example

ARRAY STRING(4;$annotationTypes;0)

$err:=QM_GetTrackAnnTypes ($movie;$trackID;$annotationTypes)

Related commands

QM_SetTrackAnnotation	Changes a text annotation in a track.
QM_GetTrackAnnotation	Returns a text annotation from a track.
QM_DeleteTrackAnnotation	Removes a text annotation from a track.