ui/gl/gl_image_linux_dma_buffer.h

   1 // Copyright 2014 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_LINUX_DMA_BUFFER_H_
   6 #define UI_GL_GL_IMAGE_LINUX_DMA_BUFFER_H_
   7
   8 #include "ui/gfx/gpu_memory_buffer.h"
   9 #include "ui/gl/gl_image_egl.h"
  10
  11 namespace gfx {
  12
  13 class GL_EXPORT GLImageLinuxDMABuffer : public GLImageEGL {
  14  public:
  15   GLImageLinuxDMABuffer(const Size& size, unsigned internalformat);
  16
  17   // Returns true on success and the file descriptor can be closed as the
  18   // implementation will take a reference to the dma_buf.
  19   bool Initialize(const base::FileDescriptor& handle,
  20                   GpuMemoryBuffer::Format format,
  21                   int pitch);
  22
  23   // Overridden from GLImage:
  24   unsigned GetInternalFormat() override;
  25
  26  protected:
  27   ~GLImageLinuxDMABuffer() override;
  28
  29  private:
  30   unsigned internalformat_;
  31
  32   DISALLOW_COPY_AND_ASSIGN(GLImageLinuxDMABuffer);
  33 };
  34
  35 }  // namespace gfx
  36
  37 #endif  // UI_GL_GL_IMAGE_LINUX_DMA_BUFFER_H_