# CastTrackSelector.TrackSelectionRequestReason

Artifact: [androidx.media3:media3-cast](https://developer.android.com/jetpack/androidx/releases/media3) [View Source](https://cs.android.com/search?q=file:androidx/media3/cast/CastTrackSelector.java+class:androidx.media3.cast.CastTrackSelector.TrackSelectionRequestReason)

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```
@Documented
@Retention(value = RetentionPolicy.SOURCE)
@Target(value = ElementType.TYPE_USE)
@IntDef(open = true, value = )
public annotation CastTrackSelector.TrackSelectionRequestReason
```

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The reason for track selection request. One of `https://developer.android.com/reference/androidx/media3/cast/CastTrackSelector#TRACK_SELECTION_REQUEST_REASON_INVALIDATION()`, `https://developer.android.com/reference/androidx/media3/cast/CastTrackSelector#TRACK_SELECTION_REQUEST_REASON_RECEIVER_UPDATE()`, `https://developer.android.com/reference/androidx/media3/cast/CastTrackSelector#TRACK_SELECTION_REQUEST_REASON_PARAMETER_CHANGE()`.