Host-side implementation of ARC audio bridge.

chromeos/audio/cras_audio_handler.h

 // Copyright (c) 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 CHROMEOS_AUDIO_CRAS_AUDIO_HANDLER_H_
 #define CHROMEOS_AUDIO_CRAS_AUDIO_HANDLER_H_
 
 #include <stddef.h>
 #include <stdint.h>
 #include <queue>
@@ skipping 200 matching lines @@
 
   // If necessary, sets the starting point for re-discovering the active HDMI
   // output device caused by device entering/exiting docking mode, HDMI display
   // changing resolution, or chromeos device suspend/resume. If
   // |force_rediscovering| is true, it will force to set the starting point for
   // re-discovering the active HDMI output device again if it has been in the
   // middle of rediscovering the HDMI active output device.
   virtual void SetActiveHDMIOutoutRediscoveringIfNecessary(
       bool force_rediscovering);
 
+  virtual const AudioDevice* GetDeviceFromId(uint64_t device_id) const;
+
  protected:
   explicit CrasAudioHandler(
       scoped_refptr<AudioDevicesPrefHandler> audio_pref_handler);
   ~CrasAudioHandler() override;
 
  private:
   friend class CrasAudioHandlerTest;
 
   // CrasAudioClient::Observer overrides.
   void AudioClientRestarted() override;
@@ skipping 22 matching lines @@
                        DeviceActivateType activate_by);
 
   // Sets up the audio device state based on audio policy and audio settings
   // saved in prefs.
   void SetupAudioInputState();
   void SetupAudioOutputState();
 
   // Sets up the additional active audio node's state.
   void SetupAdditionalActiveAudioNodeState(uint64_t node_id);
 
-  const AudioDevice* GetDeviceFromId(uint64_t device_id) const;
   const AudioDevice* GetDeviceFromStableDeviceId(
       uint64_t stable_device_id) const;
   const AudioDevice* GetKeyboardMic() const;
 
   // Initializes audio state, which should only be called when CrasAudioHandler
   // is created or cras audio client is restarted.
   void InitializeAudioState();
 
   void InitializeAudioAfterCrasServiceAvailable(bool service_is_available);
 
@@ skipping 144 matching lines @@
   bool cras_service_available_ = false;
 
   base::WeakPtrFactory<CrasAudioHandler> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(CrasAudioHandler);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROMEOS_AUDIO_CRAS_AUDIO_HANDLER_H_