ui/gl/gl_image_egl.h

   1 // Copyright (c) 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_EGL_H_
   6 #define UI_GL_GL_IMAGE_EGL_H_
   7
   8 #include "base/threading/thread_checker.h"
   9 #include "ui/gl/gl_bindings.h"
  10 #include "ui/gl/gl_image.h"
  11
  12 namespace gfx {
  13
  14 class GL_EXPORT GLImageEGL : public GLImage {
  15  public:
  16   explicit GLImageEGL(const gfx::Size& size);
  17
  18   bool Initialize(EGLenum target, EGLClientBuffer buffer, const EGLint* attrs);
  19
  20   // Overridden from GLImage:
  21   void Destroy(bool have_context) override;
  22   gfx::Size GetSize() override;
  23   unsigned GetInternalFormat() override;
  24   bool BindTexImage(unsigned target) override;
  25   void ReleaseTexImage(unsigned target) override {}
  26   bool CopyTexSubImage(unsigned target,
  27                        const Point& offset,
  28                        const Rect& rect) override;
  29   void WillUseTexImage() override {}
  30   void DidUseTexImage() override {}
  31   void WillModifyTexImage() override {}
  32   void DidModifyTexImage() override {}
  33   bool ScheduleOverlayPlane(gfx::AcceleratedWidget widget,
  34                             int z_order,
  35                             OverlayTransform transform,
  36                             const Rect& bounds_rect,
  37                             const RectF& crop_rect) override;
  38
  39  protected:
  40   ~GLImageEGL() override;
  41
  42   EGLImageKHR egl_image_;
  43   const gfx::Size size_;
  44   base::ThreadChecker thread_checker_;
  45
  46  private:
  47   DISALLOW_COPY_AND_ASSIGN(GLImageEGL);
  48 };
  49
  50 }  // namespace gfx
  51
  52 #endif  // UI_GL_GL_IMAGE_EGL_H_