QMedia Annotation commands |

### 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.

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