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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 MEDIA_OZONE_MEDIA_OZONE_PLATFORM_H_ | |
6 #define MEDIA_OZONE_MEDIA_OZONE_PLATFORM_H_ | |
7 | |
8 #include "base/callback.h" | |
9 #include "media/base/media_export.h" | |
10 | |
11 namespace media { | |
12 | |
13 class VideoDecodeAccelerator; | |
14 | |
15 // Class for Ozone platform media implementations. Note that the base class for | |
16 // Ozone platform is at ui/ozone. | |
17 // | |
18 // Ozone platforms must override this class and implement the virtual | |
19 // GetFooFactoryOzone() methods to provide implementations of the | |
20 // various ozone interfaces. | |
21 class MEDIA_EXPORT MediaOzonePlatform { | |
22 public: | |
23 MediaOzonePlatform(); | |
24 virtual ~MediaOzonePlatform(); | |
25 | |
26 // Besides get the global instance, initializes the subsystems/resources | |
27 // necessary for media also | |
xhwang
2014/06/09 23:53:34
nit: period at end of sentence.
vignatti (out of this project)
2014/06/10 14:50:29
Done.
| |
28 static MediaOzonePlatform* GetInstance(); | |
29 | |
30 // Factory getters to override in subclasses. The returned objects will be | |
31 // injected into the appropriate layer at startup. Subclasses should not | |
32 // inject these objects themselves. Ownership is retained by | |
33 // MediaOzonePlatform. | |
34 virtual VideoDecodeAccelerator* CreateVideoDecodeAccelerator( | |
35 const base::Callback<bool(void)>& make_context_current); | |
36 | |
37 private: | |
38 static void CreateInstance(); | |
39 | |
40 static MediaOzonePlatform* instance_; | |
41 | |
42 DISALLOW_COPY_AND_ASSIGN(MediaOzonePlatform); | |
43 }; | |
44 | |
45 } // namespace media | |
46 | |
47 #endif // MEDIA_OZONE_MEDIA_OZONE_PLATFORM_H_ | |
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