src/gpu/command_buffer/service/stream_texture_manager_in_process_android.h

   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 GPU_STREAM_TEXTURE_MANAGER_IN_PROCESS_ANDROID_H_
   6 #define GPU_STREAM_TEXTURE_MANAGER_IN_PROCESS_ANDROID_H_
   7
   8 #include <map>
   9
  10 #include "base/memory/linked_ptr.h"
  11 #include "base/memory/ref_counted.h"
  12 #include "base/synchronization/lock.h"
  13 #include "gpu/command_buffer/service/stream_texture.h"
  14 #include "gpu/command_buffer/service/stream_texture_manager.h"
  15
  16 namespace gfx {
  17 class Size;
  18 class SurfaceTexture;
  19 }
  20
  21 namespace gpu {
  22
  23 class StreamTextureManagerInProcess
  24     : public gpu::StreamTextureManager,
  25       public base::RefCountedThreadSafe<StreamTextureManagerInProcess> {
  26  public:
  27   StreamTextureManagerInProcess();
  28
  29   // implement gpu::StreamTextureManager:
  30   virtual uint32 CreateStreamTexture(uint32 service_id,
  31                                      uint32 client_id) OVERRIDE;
  32   virtual void DestroyStreamTexture(uint32 service_id) OVERRIDE;
  33   virtual gpu::StreamTexture* LookupStreamTexture(uint32 service_id) OVERRIDE;
  34
  35   scoped_refptr<gfx::SurfaceTexture> GetSurfaceTexture(uint32 stream_id);
  36
  37  private:
  38   class StreamTextureImpl : public gpu::StreamTexture {
  39    public:
  40     StreamTextureImpl(uint32 service_id, uint32 stream_id);
  41     virtual ~StreamTextureImpl();
  42
  43     // implement gpu::StreamTexture
  44     virtual void Update() OVERRIDE;
  45     virtual gfx::Size GetSize() OVERRIDE;
  46
  47     void SetSize(gfx::Size size);
  48
  49     scoped_refptr<gfx::SurfaceTexture> GetSurfaceTexture();
  50     uint32 stream_id() { return stream_id_; }
  51
  52    private:
  53     scoped_refptr<gfx::SurfaceTexture> surface_texture_;
  54     uint32 stream_id_;
  55     gfx::Size size_;
  56
  57     DISALLOW_COPY_AND_ASSIGN(StreamTextureImpl);
  58   };
  59
  60   friend class base::RefCountedThreadSafe<StreamTextureManagerInProcess>;
  61   virtual ~StreamTextureManagerInProcess();
  62
  63   typedef std::map<uint32, linked_ptr<StreamTextureImpl> > TextureMap;
  64   TextureMap textures_;
  65
  66   uint32 next_id_;
  67
  68   base::Lock map_lock_;
  69
  70   DISALLOW_COPY_AND_ASSIGN(StreamTextureManagerInProcess);
  71 };
  72
  73 }  // gpu
  74
  75 #endif  // GPU_STREAM_TEXTURE_MANAGER_IN_PROCESS_ANDROID_H_