Index: cc/video_layer_impl.h |
diff --git a/cc/video_layer_impl.h b/cc/video_layer_impl.h |
index 638cbb270ce9b24689d5095baf174ade4f4d1a13..b254e8c50b0d3b59241c6a09cbe9158e1868f166 100644 |
--- a/cc/video_layer_impl.h |
+++ b/cc/video_layer_impl.h |
@@ -1,3 +1,89 @@ |
// Copyright 2012 The Chromium Authors. All rights reserved. |
// Use of this source code is governed by a BSD-style license that can be |
// found in the LICENSE file. |
+ |
+#ifndef CCVideoLayerImpl_h |
+#define CCVideoLayerImpl_h |
+ |
+#include "CCLayerImpl.h" |
+#include "GraphicsContext3D.h" |
+#include "IntSize.h" |
+#include <public/WebTransformationMatrix.h> |
+#include <public/WebVideoFrameProvider.h> |
+ |
+namespace WebKit { |
+class WebVideoFrame; |
+} |
+ |
+namespace cc { |
+ |
+class CCLayerTreeHostImpl; |
+class CCVideoLayerImpl; |
+ |
+class CCVideoLayerImpl : public CCLayerImpl |
+ , public WebKit::WebVideoFrameProvider::Client { |
+public: |
+ static scoped_ptr<CCVideoLayerImpl> create(int id, WebKit::WebVideoFrameProvider* provider) |
+ { |
+ return make_scoped_ptr(new CCVideoLayerImpl(id, provider)); |
+ } |
+ virtual ~CCVideoLayerImpl(); |
+ |
+ virtual void willDraw(CCResourceProvider*) OVERRIDE; |
+ virtual void appendQuads(CCQuadSink&, CCAppendQuadsData&) OVERRIDE; |
+ virtual void didDraw(CCResourceProvider*) OVERRIDE; |
+ |
+ virtual void dumpLayerProperties(std::string*, int indent) const OVERRIDE; |
+ |
+ Mutex& providerMutex() { return m_providerMutex; } |
+ |
+ // WebKit::WebVideoFrameProvider::Client implementation. |
+ virtual void stopUsingProvider(); // Callable on any thread. |
+ virtual void didReceiveFrame(); // Callable on impl thread. |
+ virtual void didUpdateMatrix(const float*); // Callable on impl thread. |
+ |
+ virtual void didLoseContext() OVERRIDE; |
+ |
+ void setNeedsRedraw(); |
+ |
+ struct FramePlane { |
+ CCResourceProvider::ResourceId resourceId; |
+ IntSize size; |
+ GC3Denum format; |
+ IntSize visibleSize; |
+ |
+ FramePlane() : resourceId(0) { } |
+ |
+ bool allocateData(CCResourceProvider*); |
+ void freeData(CCResourceProvider*); |
+ }; |
+ |
+private: |
+ CCVideoLayerImpl(int, WebKit::WebVideoFrameProvider*); |
+ |
+ static IntSize computeVisibleSize(const WebKit::WebVideoFrame&, unsigned plane); |
+ virtual const char* layerTypeAsString() const OVERRIDE; |
+ |
+ void willDrawInternal(CCResourceProvider*); |
+ bool allocatePlaneData(CCResourceProvider*); |
+ bool copyPlaneData(CCResourceProvider*); |
+ void freePlaneData(CCResourceProvider*); |
+ void freeUnusedPlaneData(CCResourceProvider*); |
+ |
+ // Guards the destruction of m_provider and the frame that it provides |
+ Mutex m_providerMutex; |
+ WebKit::WebVideoFrameProvider* m_provider; |
+ |
+ WebKit::WebTransformationMatrix m_streamTextureMatrix; |
+ |
+ WebKit::WebVideoFrame* m_frame; |
+ GC3Denum m_format; |
+ CCResourceProvider::ResourceId m_externalTextureResource; |
+ |
+ // Each index in this array corresponds to a plane in WebKit::WebVideoFrame. |
+ FramePlane m_framePlanes[WebKit::WebVideoFrame::maxPlanes]; |
+}; |
+ |
+} |
+ |
+#endif // CCVideoLayerImpl_h |