# Print output for @column tags ?> VolumeAutomation - Android SDK | Android Developers

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VolumeAutomation

public interface VolumeAutomation

android.media.VolumeAutomation


VolumeAutomation defines an interface for automatic volume control of AudioTrack and MediaPlayer objects.

Summary

Public methods

abstract VolumeShaper createVolumeShaper(VolumeShaper.Configuration configuration)

Returns a VolumeShaper object that can be used modify the volume envelope of the player or track.

Public methods

createVolumeShaper

public abstract VolumeShaper createVolumeShaper (VolumeShaper.Configuration configuration)

Returns a VolumeShaper object that can be used modify the volume envelope of the player or track.

Parameters
configuration VolumeShaper.Configuration: the VolumeShaper.Configuration that specifies the curve and duration to use. This value cannot be null.

Returns
VolumeShaper a VolumeShaper object This value cannot be null.

Throws
IllegalArgumentException if the configuration is not allowed by the player.
IllegalStateException if too many VolumeShapers are requested or the state of the player does not permit its creation (e.g. player is released).