ui/ozone/platform/dri/gbm_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_OZONE_PLATFORM_DRI_GBM_BUFFER_H_
   6 #define UI_OZONE_PLATFORM_DRI_GBM_BUFFER_H_
   7
   8 #include "base/macros.h"
   9 #include "base/memory/scoped_ptr.h"
  10 #include "ui/gfx/geometry/size.h"
  11 #include "ui/ozone/platform/dri/gbm_buffer_base.h"
  12 #include "ui/ozone/public/native_pixmap.h"
  13 #include "ui/ozone/public/surface_factory_ozone.h"
  14
  15 struct gbm_bo;
  16
  17 namespace ui {
  18
  19 class GbmWrapper;
  20
  21 class GbmBuffer : public GbmBufferBase {
  22  public:
  23   static scoped_refptr<GbmBuffer> CreateBuffer(
  24       GbmWrapper* gbm,
  25       SurfaceFactoryOzone::BufferFormat format,
  26       const gfx::Size& size,
  27       bool scanout);
  28
  29  private:
  30   GbmBuffer(GbmWrapper* gbm, gbm_bo* bo, bool scanout);
  31   ~GbmBuffer() override;
  32
  33   DISALLOW_COPY_AND_ASSIGN(GbmBuffer);
  34 };
  35
  36 class GbmPixmap : public NativePixmap {
  37  public:
  38   GbmPixmap(scoped_refptr<GbmBuffer> buffer);
  39   bool Initialize(GbmWrapper* gbm);
  40
  41   // NativePixmap:
  42   void* GetEGLClientBuffer() override;
  43   int GetDmaBufFd() override;
  44   int GetDmaBufPitch() override;
  45
  46   scoped_refptr<GbmBuffer> buffer() { return buffer_; }
  47
  48  private:
  49   ~GbmPixmap() override;
  50
  51   scoped_refptr<GbmBuffer> buffer_;
  52   int dma_buf_;
  53
  54   DISALLOW_COPY_AND_ASSIGN(GbmPixmap);
  55 };
  56
  57 }  // namespace ui
  58
  59 #endif  // UI_OZONE_PLATFORM_DRI_GBM_BUFFER_H_