public IReadOnlyList<HeifItemId> GetTopLevelImageIds()
Public Function GetTopLevelImageIds As IReadOnlyList(Of HeifItemId)
public:
IReadOnlyList<HeifItemId>^ GetTopLevelImageIds()
member GetTopLevelImageIds : unit -> IReadOnlyList<HeifItemId>
HeifException | The file does not have any top-level images. -or- Could not get all of the top-level image ids. |
InvalidOperationException | A reader must be set before calling this method. |
ObjectDisposedException | The object has been disposed. |