From f63fdf8680b4f17b815a4173924c063983abfdf2 Mon Sep 17 00:00:00 2001 From: Romain Guy Date: Thu, 27 Jun 2013 10:58:10 -0700 Subject: [PATCH] Recreate TextureView's display list on attach Bug #9425270 When a TextureView is detached from its window and immediately re-attached, the display list is not destroyed but reused as is. TextureView will however destroy the layer and surface texture reference by the display list. The solution is to force TextureView to invalidate its display list on re-attach if it previously had a surface/layer pair. Change-Id: I475096ffa7e5709155c4c943bf1bfaaaedbd4a1d --- core/java/android/view/TextureView.java | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/core/java/android/view/TextureView.java b/core/java/android/view/TextureView.java index 5c3934d820775..244dc337d6f98 100644 --- a/core/java/android/view/TextureView.java +++ b/core/java/android/view/TextureView.java @@ -108,6 +108,7 @@ public class TextureView extends View { private HardwareLayer mLayer; private SurfaceTexture mSurface; private SurfaceTextureListener mListener; + private boolean mHadSurface; private boolean mOpaque = true; @@ -202,6 +203,11 @@ public class TextureView extends View { Log.w(LOG_TAG, "A TextureView or a subclass can only be " + "used with hardware acceleration enabled."); } + + if (mHadSurface) { + invalidate(true); + mHadSurface = false; + } } @Override @@ -241,6 +247,8 @@ public class TextureView extends View { if (shouldRelease) mSurface.release(); mSurface = null; mLayer = null; + + mHadSurface = true; } }