Integrate SurfaceInterceptor into SurfaceFlinger
Change-Id: If18d967f2b69ed219f17a9afedb61884ad5f1dc8
diff --git a/services/surfaceflinger/Layer.h b/services/surfaceflinger/Layer.h
index c070539..a63656e 100644
--- a/services/surfaceflinger/Layer.h
+++ b/services/surfaceflinger/Layer.h
@@ -180,11 +180,6 @@
Rect computeBounds(const Region& activeTransparentRegion) const;
Rect computeBounds() const;
- class Handle;
- sp<IBinder> getHandle();
- sp<IGraphicBufferProducer> getProducer() const;
- const String8& getName() const;
-
int32_t getSequence() const { return sequence; }
// -----------------------------------------------------------------------
@@ -423,9 +418,6 @@
protected:
// constant
sp<SurfaceFlinger> mFlinger;
-
- virtual void onFirstRef();
-
/*
* Trivial class, used to ensure that mFlinger->onLayerDestroyed(mLayer)
* is called.
@@ -434,13 +426,24 @@
sp<SurfaceFlinger> mFlinger;
wp<Layer> mLayer;
protected:
- ~LayerCleaner();
+ ~LayerCleaner() {
+ // destroy client resources
+ mFlinger->onLayerDestroyed(mLayer);
+ }
public:
- LayerCleaner(const sp<SurfaceFlinger>& flinger, const sp<Layer>& layer);
+ LayerCleaner(const sp<SurfaceFlinger>& flinger,
+ const sp<Layer>& layer)
+ : mFlinger(flinger), mLayer(layer) {
+ }
};
+ virtual void onFirstRef();
+
+
+
private:
+ friend class SurfaceInterceptor;
// Interface implementation for SurfaceFlingerConsumer::ContentsChangedListener
virtual void onFrameAvailable(const BufferItem& item) override;
virtual void onFrameReplaced(const BufferItem& item) override;
@@ -527,6 +530,25 @@
// the Surface Controller) if set.
uint32_t getEffectiveScalingMode() const;
public:
+ /*
+ * The layer handle is just a BBinder object passed to the client
+ * (remote process) -- we don't keep any reference on our side such that
+ * the dtor is called when the remote side let go of its reference.
+ *
+ * LayerCleaner ensures that mFlinger->onLayerDestroyed() is called for
+ * this layer when the handle is destroyed.
+ */
+ class Handle : public BBinder, public LayerCleaner {
+ public:
+ Handle(const sp<SurfaceFlinger>& flinger, const sp<Layer>& layer)
+ : LayerCleaner(flinger, layer), owner(layer) {}
+
+ wp<Layer> owner;
+ };
+
+ sp<IBinder> getHandle();
+ sp<IGraphicBufferProducer> getProducer() const;
+ const String8& getName() const;
void notifyAvailableFrames();
private: