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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 UI_GL_GL_IMAGE_SHM_H_
      6 #define UI_GL_GL_IMAGE_SHM_H_
      7 
      8 #include "base/memory/scoped_ptr.h"
      9 #include "ui/gl/gl_image.h"
     10 
     11 namespace gfx {
     12 
     13 class GL_EXPORT GLImageShm : public GLImage {
     14  public:
     15   GLImageShm(gfx::Size size, unsigned internalformat);
     16 
     17   bool Initialize(gfx::GpuMemoryBufferHandle buffer);
     18 
     19   // Overridden from GLImage:
     20   virtual void Destroy() OVERRIDE;
     21   virtual gfx::Size GetSize() OVERRIDE;
     22   virtual bool BindTexImage(unsigned target) OVERRIDE;
     23   virtual void ReleaseTexImage(unsigned target) OVERRIDE;
     24   virtual void WillUseTexImage() OVERRIDE;
     25   virtual void DidUseTexImage() OVERRIDE;
     26 
     27  protected:
     28   virtual ~GLImageShm();
     29 
     30  private:
     31   scoped_ptr<base::SharedMemory> shared_memory_;
     32   gfx::Size size_;
     33   unsigned internalformat_;
     34 
     35   DISALLOW_COPY_AND_ASSIGN(GLImageShm);
     36 };
     37 
     38 }  // namespace gfx
     39 
     40 #endif  // UI_GL_GL_IMAGE_SHM_H_
     41