Index: media/audio/mac/aggregate_device_manager.h |
=================================================================== |
--- media/audio/mac/aggregate_device_manager.h (revision 0) |
+++ media/audio/mac/aggregate_device_manager.h (revision 0) |
@@ -0,0 +1,60 @@ |
+// Copyright 2013 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 MEDIA_AUDIO_MAC_AGGREGATE_DEVICE_MANAGER_H_ |
+#define MEDIA_AUDIO_MAC_AGGREGATE_DEVICE_MANAGER_H_ |
+ |
+#include <CoreAudio/CoreAudio.h> |
+ |
+#include "base/basictypes.h" |
+#include "base/compiler_specific.h" |
+#include "media/base/media_export.h" |
+ |
+namespace media { |
+ |
+class MEDIA_EXPORT AggregateDeviceManager { |
+ public: |
+ AggregateDeviceManager(); |
+ ~AggregateDeviceManager(); |
+ |
+ // Lazily creates an aggregate device based on the default |
+ // input and output devices. |
+ // It will either return a valid device or kAudioDeviceUnknown |
+ // if the default devices are not suitable for aggregate devices. |
+ AudioDeviceID GetDefaultAggregateDevice(); |
+ |
+ private: |
+ // Helper methods. |
DaleCurtis
2013/04/17 01:01:38
Floating comment.
Chris Rogers
2013/04/17 20:42:31
Removed comment
|
+ |
+ // The caller is responsible for releasing the CFStringRef. |
+ static CFStringRef GetDeviceUID(AudioDeviceID id); |
+ |
+ static OSStatus GetDeviceName(AudioDeviceID id, char* name, UInt32 size); |
+ static UInt32 GetClockDomain(AudioDeviceID device_id); |
+ static OSStatus GetPluginID(AudioObjectID* id); |
+ |
+ CFMutableDictionaryRef CreateAggregateDeviceDictionary( |
+ AudioDeviceID input_id, |
+ AudioDeviceID output_id); |
+ |
+ CFMutableArrayRef CreateSubDeviceArray(CFStringRef input_device_UID, |
+ CFStringRef output_device_UID); |
+ |
+ OSStatus CreateAggregateDevice(AudioDeviceID input_id, |
+ AudioDeviceID output_id, |
+ AudioDeviceID* aggregate_device); |
+ void DestroyAggregateDevice(); |
+ |
+ AudioObjectID plugin_id_; |
+ AudioDeviceID input_device_; |
+ AudioDeviceID output_device_; |
+ |
+ AudioDeviceID aggregate_device_; |
+ |
+ DISALLOW_COPY_AND_ASSIGN(AggregateDeviceManager); |
+}; |
+ |
+} // namespace media |
+ |
+#endif // MEDIA_AUDIO_MAC_AGGREGATE_DEVICE_MANAGER_H_ |