Added in API level 32

AttachedSurfaceControl.OnBufferTransformHintChangedListener

Kotlin |Java

public static interface AttachedSurfaceControl.OnBufferTransformHintChangedListener

android.view.AttachedSurfaceControl.OnBufferTransformHintChangedListener

Buffer transform hint change listener.

See also:

AttachedSurfaceControl.getBufferTransformHint()

Summary

Public methods
`abstract void`	`onBufferTransformHintChanged(int hint)`

Public methods

onBufferTransformHintChanged

Added in API level 32

public abstract void onBufferTransformHintChanged (int hint)

Parameters

Parameters
`hint`	`int`: new surface transform hint. Value is one of the following: `SurfaceControl.BUFFER_TRANSFORM_IDENTITY` `SurfaceControl.BUFFER_TRANSFORM_MIRROR_HORIZONTAL` `SurfaceControl.BUFFER_TRANSFORM_MIRROR_VERTICAL` `SurfaceControl.BUFFER_TRANSFORM_ROTATE_90` `SurfaceControl.BUFFER_TRANSFORM_ROTATE_180` `SurfaceControl.BUFFER_TRANSFORM_ROTATE_270` `SurfaceControl.BUFFER_TRANSFORM_MIRROR_HORIZONTAL_ROTATE_90` `SurfaceControl.BUFFER_TRANSFORM_MIRROR_VERTICAL_ROTATE_90`

hint

int: new surface transform hint.
Value is one of the following:

See also:

AttachedSurfaceControl.getBufferTransformHint()

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Last updated 2026-02-13 UTC.

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