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      1 // Copyright 2013 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #ifndef CONTENT_RENDERER_MEDIA_ANDROID_STREAM_TEXTURE_FACTORY_ANDROID_SYNCHRONOUS_IMPL_H_
      6 #define CONTENT_RENDERER_MEDIA_ANDROID_STREAM_TEXTURE_FACTORY_ANDROID_SYNCHRONOUS_IMPL_H_
      7 
      8 #include "base/callback.h"
      9 #include "base/memory/ref_counted.h"
     10 #include "content/renderer/media/android/stream_texture_factory_android.h"
     11 
     12 namespace gfx {
     13 class SurfaceTextureBridge;
     14 }
     15 
     16 namespace WebKit {
     17 class WebGraphicsContext3D;
     18 }
     19 
     20 namespace content {
     21 
     22 // Factory for when using synchronous compositor in Android WebView.
     23 class StreamTextureFactorySynchronousImpl : public StreamTextureFactory {
     24  public:
     25   class ContextProvider : public base::RefCountedThreadSafe<ContextProvider> {
     26    public:
     27     virtual scoped_refptr<gfx::SurfaceTextureBridge> GetSurfaceTexture(
     28         uint32 stream_id) = 0;
     29 
     30     virtual WebKit::WebGraphicsContext3D* Context3d() = 0;
     31 
     32    protected:
     33     friend class base::RefCountedThreadSafe<ContextProvider>;
     34     virtual ~ContextProvider() {}
     35   };
     36 
     37   typedef base::Callback<scoped_refptr<ContextProvider>(void)>
     38       CreateContextProviderCallback;
     39 
     40   StreamTextureFactorySynchronousImpl(
     41       const CreateContextProviderCallback& try_create_callback,
     42       int view_id);
     43   virtual ~StreamTextureFactorySynchronousImpl();
     44 
     45   virtual StreamTextureProxy* CreateProxy() OVERRIDE;
     46   virtual void EstablishPeer(int32 stream_id, int player_id) OVERRIDE;
     47   virtual unsigned CreateStreamTexture(
     48       unsigned texture_target,
     49       unsigned* texture_id,
     50       gpu::Mailbox* texture_mailbox,
     51       unsigned* texture_mailbox_sync_point) OVERRIDE;
     52   virtual void DestroyStreamTexture(unsigned texture_id) OVERRIDE;
     53   virtual void SetStreamTextureSize(int32 stream_id,
     54                                     const gfx::Size& size) OVERRIDE;
     55 
     56  private:
     57   CreateContextProviderCallback create_context_provider_callback_;
     58   scoped_refptr<ContextProvider> context_provider_;
     59   int view_id_;
     60 
     61   DISALLOW_COPY_AND_ASSIGN(StreamTextureFactorySynchronousImpl);
     62 };
     63 
     64 }  // namespace content
     65 
     66 #endif  // CONTENT_RENDERER_MEDIA_ANDROID_STREAM_TEXTURE_FACTORY_ANDROID_SYNCHRONOUS_IMPL_H_
     67