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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