Instance Method


Cancels any pending preroll requests and invokes the corresponding completion handlers if present.


- (void)cancelPendingPrerolls;


This method cancels and releases the completion handlers for any pending prerolls. The finished parameter of the completion handlers passed to prerollAtRate:completionHandler: will be set to false.

See Also

Synchronizing Playback to an External Source

- setRate:time:atHostTime:

Synchronizes the playback rate and time of the current item with an external source.

- prerollAtRate:completionHandler:

Begins loading media data to prime the media pipelines for playback.


The master clock used for item time bases.