OnBufferTransformHintChangedListener

Kotlin |Java

interface OnBufferTransformHintChangedListener

android.view.AttachedSurfaceControl.OnBufferTransformHintChangedListener

Buffer transform hint change listener.

Summary

Public methods
abstract Unit	`onBufferTransformHintChanged(hint: Int)`

Public methods

onBufferTransformHintChanged

Added in API level 32

abstract fun onBufferTransformHintChanged(hint: Int): Unit

Parameters

hint Int: new surface transform hint Value is android.view.SurfaceControl#BUFFER_TRANSFORM_IDENTITY, android.view.SurfaceControl#BUFFER_TRANSFORM_MIRROR_HORIZONTAL, android.view.SurfaceControl#BUFFER_TRANSFORM_MIRROR_VERTICAL, android.view.SurfaceControl#BUFFER_TRANSFORM_ROTATE_90, android.view.SurfaceControl#BUFFER_TRANSFORM_ROTATE_180, android.view.SurfaceControl#BUFFER_TRANSFORM_ROTATE_270, android.view.SurfaceControl.BUFFER_TRANSFORM_MIRROR_HORIZONTAL_ROTATE_90, or android.view.SurfaceControl.BUFFER_TRANSFORM_MIRROR_VERTICAL_ROTATE_90

Parameters
`hint`	Int: new surface transform hint Value is `android.view.SurfaceControl#BUFFER_TRANSFORM_IDENTITY`, `android.view.SurfaceControl#BUFFER_TRANSFORM_MIRROR_HORIZONTAL`, `android.view.SurfaceControl#BUFFER_TRANSFORM_MIRROR_VERTICAL`, `android.view.SurfaceControl#BUFFER_TRANSFORM_ROTATE_90`, `android.view.SurfaceControl#BUFFER_TRANSFORM_ROTATE_180`, `android.view.SurfaceControl#BUFFER_TRANSFORM_ROTATE_270`, android.view.SurfaceControl.BUFFER_TRANSFORM_MIRROR_HORIZONTAL_ROTATE_90, or android.view.SurfaceControl.BUFFER_TRANSFORM_MIRROR_VERTICAL_ROTATE_90

See Also

#getBufferTransformHint

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Last updated 2025-08-20 UTC.

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