content/browser/renderer_host/surface_texture_transport_client_android.h

   1 // Copyright (c) 2012 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_BROWSER_RENDERER_HOST_SURFACE_TEXTURE_TRANSPORT_CLIENT_ANDROID_H_
   6 #define CONTENT_BROWSER_RENDERER_HOST_SURFACE_TEXTURE_TRANSPORT_CLIENT_ANDROID_H_
   7
   8 #include "base/memory/ref_counted.h"
   9 #include "base/memory/scoped_ptr.h"
  10 #include "base/memory/weak_ptr.h"
  11 #include "cc/layers/video_frame_provider.h"
  12 #include "gpu/command_buffer/common/mailbox.h"
  13 #include "ui/gfx/native_widget_types.h"
  14 #include "ui/gfx/size.h"
  15
  16 struct ANativeWindow;
  17
  18 namespace cc {
  19 class Layer;
  20 class VideoLayer;
  21 }
  22
  23 namespace gfx {
  24 class SurfaceTextureBridge;
  25 }
  26
  27 namespace content {
  28
  29 class SurfaceTextureTransportClient : public cc::VideoFrameProvider {
  30  public:
  31   SurfaceTextureTransportClient();
  32   virtual ~SurfaceTextureTransportClient();
  33
  34   scoped_refptr<cc::Layer> Initialize();
  35   gfx::GLSurfaceHandle GetCompositingSurface(int surface_id);
  36   void SetSize(const gfx::Size& size);
  37
  38   // cc::VideoFrameProvider implementation.
  39   virtual void SetVideoFrameProviderClient(Client*) OVERRIDE {}
  40   virtual scoped_refptr<media::VideoFrame> GetCurrentFrame() OVERRIDE;
  41   virtual void PutCurrentFrame(const scoped_refptr<media::VideoFrame>& frame)
  42       OVERRIDE;
  43
  44  private:
  45   void OnSurfaceTextureFrameAvailable();
  46
  47   scoped_refptr<cc::VideoLayer> video_layer_;
  48   scoped_refptr<gfx::SurfaceTextureBridge> surface_texture_;
  49   ANativeWindow* window_;
  50   scoped_refptr<media::VideoFrame> video_frame_;
  51   uint32 texture_id_;
  52   gpu::Mailbox texture_mailbox_;
  53   uint32 texture_mailbox_sync_point_;
  54   int surface_id_;
  55   base::WeakPtrFactory<SurfaceTextureTransportClient> weak_factory_;
  56
  57   DISALLOW_COPY_AND_ASSIGN(SurfaceTextureTransportClient);
  58 };
  59
  60 }  // namespace content
  61
  62 #endif  // CONTENT_BROWSER_RENDERER_HOST_SURFACE_TEXTURE_TRANSPORT_CLIENT_ANDROID_H_