From 1e7fa9e945d98eab76ff92f37c25040429a6c0a0 Mon Sep 17 00:00:00 2001
From: tedbo <tedbo@google.com>
Date: Wed, 22 Jun 2011 15:52:53 -0700
Subject: [PATCH] Add method to create a ParcelSurfaceTexture from
 android.view.Surface.

Change-Id: I05e343ab7e327478f60322af9373574b70c148f5
---
 include/surfaceflinger/Surface.h | 2 ++
 libs/gui/Surface.cpp             | 4 ++++
 2 files changed, 6 insertions(+)

diff --git a/include/surfaceflinger/Surface.h b/include/surfaceflinger/Surface.h
index 8845dc9e1..dc2a84562 100644
--- a/include/surfaceflinger/Surface.h
+++ b/include/surfaceflinger/Surface.h
@@ -40,6 +40,7 @@ namespace android {
 class GraphicBuffer;
 class GraphicBufferMapper;
 class IOMX;
+class ISurfaceTexture;
 class Rect;
 class Surface;
 class SurfaceComposerClient;
@@ -154,6 +155,7 @@ public:
     bool        isValid();
     uint32_t    getFlags() const    { return mFlags; }
     uint32_t    getIdentity() const { return mIdentity; }
+    sp<ISurfaceTexture> getSurfaceTexture();
 
     // the lock/unlock APIs must be used from the same thread
     status_t    lock(SurfaceInfo* info, bool blocking = true);
diff --git a/libs/gui/Surface.cpp b/libs/gui/Surface.cpp
index 4d1d923a4..9185e1e99 100644
--- a/libs/gui/Surface.cpp
+++ b/libs/gui/Surface.cpp
@@ -421,6 +421,10 @@ status_t Surface::validate(bool inCancelBuffer) const
     return NO_ERROR;
 }
 
+sp<ISurfaceTexture> Surface::getSurfaceTexture() {
+    return mSurface != NULL ? mSurface->getSurfaceTexture() : NULL;
+}
+
 sp<IBinder> Surface::asBinder() const {
     return mSurface!=0 ? mSurface->asBinder() : 0;
 }