Index: content/renderer/media/audio_device_factory.h |
diff --git a/content/renderer/media/audio_device_factory.h b/content/renderer/media/audio_device_factory.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..089b5496a9d9e0f1d6ea933ebca2ac9cf05ac208 |
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+++ b/content/renderer/media/audio_device_factory.h |
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+// Copyright (c) 2012 The Chromium Authors. All rights reserved. |
+// Use of this source code is governed by a BSD-style license that can be |
+// found in the LICENSE file. |
+ |
+#ifndef CONTENT_RENDERER_MEDIA_AUDIO_DEVICE_FACTORY_H_ |
+#define CONTENT_RENDERER_MEDIA_AUDIO_DEVICE_FACTORY_H_ |
+#pragma once |
+ |
+#include "base/basictypes.h" |
+#include "content/common/content_export.h" |
+ |
+namespace media { |
+class AudioRendererSink; |
+} |
+ |
+namespace content { |
+ |
+// A factory for creating AudioRendererSinks. There is a global factory |
+// function that can be installed for the purposes of testing to provide |
+// a specialized AudioRendererSink class. |
+// This class uses the same pattern as content::RenderViewHostFactory. |
+class CONTENT_EXPORT AudioDeviceFactory { |
+ public: |
+ // Creates an AudioRendererSink using the currently registered factory, |
+ // or the default one if no factory is registered. Ownership of the returned |
+ // pointer will be passed to the caller. |
+ static media::AudioRendererSink* Create(); |
+ |
+ protected: |
+ AudioDeviceFactory(); |
+ virtual ~AudioDeviceFactory(); |
+ |
+ // You can derive from this class and specify an implementation for this |
+ // function to create a different kind of AudioRendererSink for testing. |
+ virtual media::AudioRendererSink* CreateAudioDevice() = 0; |
+ |
+ private: |
+ // The current globally registered factory. This is NULL when we should |
+ // create the default AudioRendererSinks. |
+ static AudioDeviceFactory* factory_; |
+ |
+ DISALLOW_COPY_AND_ASSIGN(AudioDeviceFactory); |
+}; |
+ |
+} // namespace content |
+ |
+#endif // CONTENT_RENDERER_MEDIA_AUDIO_DEVICE_FACTORY_H_ |