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1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef UI_OZONE_PUBLIC_NATIVE_PIXMAP_MANAGER_H_ | 5 #ifndef UI_OZONE_PUBLIC_NATIVE_PIXMAP_MANAGER_H_ |
6 #define UI_OZONE_PUBLIC_NATIVE_PIXMAP_MANAGER_H_ | 6 #define UI_OZONE_PUBLIC_NATIVE_PIXMAP_MANAGER_H_ |
7 | 7 |
8 #include <vector> | 8 #include <vector> |
9 | 9 |
10 #include "ui/ozone/ozone_export.h" | 10 #include "ui/ozone/ozone_export.h" |
| 11 #include "ui/ozone/public/native_pixmap.h" |
11 #include "ui/ozone/public/surface_factory_ozone.h" | 12 #include "ui/ozone/public/surface_factory_ozone.h" |
12 | 13 |
13 namespace base { | 14 namespace base { |
14 | 15 |
15 struct FileDescriptor; | 16 struct FileDescriptor; |
16 | 17 |
17 } // namespace base | 18 } // namespace base |
18 | 19 |
19 namespace ui { | 20 namespace ui { |
20 | 21 |
21 // The Ozone interface allows external implementations to hook into Chromium to | 22 // The Ozone interface allows external implementations to hook into Chromium to |
22 // provide the handle of a system specific surface implementation for Browser | 23 // provide the handle of a system specific surface implementation for Browser |
23 // and Render process. | 24 // and Render process. |
24 class OZONE_EXPORT NativePixmapManager { | 25 class OZONE_EXPORT NativePixmapManager { |
25 public: | 26 public: |
26 static scoped_ptr<NativePixmapManager> Create( | 27 static scoped_ptr<NativePixmapManager> Create( |
27 const base::FileDescriptor& device_fd); | 28 const base::FileDescriptor& device_fd); |
28 | 29 |
29 virtual ~NativePixmapManager(); | 30 virtual ~NativePixmapManager(); |
30 | 31 |
31 struct Configuration { | 32 struct Configuration { |
32 SurfaceFactoryOzone::BufferFormat format; | 33 SurfaceFactoryOzone::BufferFormat format; |
33 SurfaceFactoryOzone::BufferUsage usage; | 34 SurfaceFactoryOzone::BufferUsage usage; |
34 }; | 35 }; |
35 | 36 |
36 // Gets supported format/usage configurations. | 37 // Gets supported format/usage configurations. |
37 virtual std::vector<Configuration> GetSupportedNativePixmapConfigurations() | 38 virtual std::vector<Configuration> GetSupportedNativePixmapConfigurations() |
38 const = 0; | 39 const = 0; |
39 | 40 |
| 41 // Create a single native buffer from |handle| to be used for zero copy in |
| 42 // Browser or Render process. |
| 43 virtual scoped_refptr<NativePixmap> CreateFromFileDescriptor( |
| 44 base::FileDescriptor handle, |
| 45 gfx::Size size, |
| 46 SurfaceFactoryOzone::BufferFormat format, |
| 47 SurfaceFactoryOzone::BufferUsage usage) = 0; |
| 48 |
40 protected: | 49 protected: |
41 NativePixmapManager(); | 50 NativePixmapManager(); |
42 | 51 |
43 virtual void Initialize(const base::FileDescriptor& device_fd) = 0; | 52 virtual void Initialize(const base::FileDescriptor& device_fd) = 0; |
44 | 53 |
45 private: | 54 private: |
46 DISALLOW_COPY_AND_ASSIGN(NativePixmapManager); | 55 DISALLOW_COPY_AND_ASSIGN(NativePixmapManager); |
47 }; | 56 }; |
48 | 57 |
49 // Platforms which don't need to share native pixmap use this. | 58 // Platforms which don't need to share native pixmap use this. |
50 NativePixmapManager* CreateStubNativePixmapManager(); | 59 NativePixmapManager* CreateStubNativePixmapManager(); |
51 | 60 |
52 } // namespace ui | 61 } // namespace ui |
53 | 62 |
54 #endif // UI_OZONE_PUBLIC_NATIVE_PIXMAP_MANAGER_H_ | 63 #endif // UI_OZONE_PUBLIC_NATIVE_PIXMAP_MANAGER_H_ |
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