```
public final class AVAssetReaderStatus
extends java.lang.Object
```
[@enum] AVAssetReaderStatus These constants are returned by the AVAssetReader status property to indicate whether it can successfully read samples from its asset. [@constant] AVAssetReaderStatusUnknown Indicates that the status of the asset reader is not currently known. [@constant] AVAssetReaderStatusReading Indicates that the asset reader is successfully reading samples from its asset. [@constant] AVAssetReaderStatusCompleted Indicates that the asset reader has successfully read all of the samples in its time range. [@constant] AVAssetReaderStatusFailed Indicates that the asset reader can no longer read samples from its asset because of an error. The error is described by the value of the asset reader's error property. [@constant] AVAssetReaderStatusCancelled Indicates that the asset reader can no longer read samples because reading was canceled with the cancelReading method.

Class AVAssetReaderStatus