public void Start(IAudioManagerEvents audioManagerEvents)
{
ThreadUtils.CheckIsOnMainThread();
if (_amState == AudioManagerState.Running)
{
return;
}
_audioManagerEvents = audioManagerEvents;
_amState = AudioManagerState.Running;
// Store current audio state so we can restore it when stop() is called
_savedAudioMode = _audioManager.Mode;
_savedIsSpeackerPhoneOn = _audioManager.SpeakerphoneOn;
_savedIsMicrophoneMute = _audioManager.MicrophoneMute;
_hasWiredHeadset = HasWiredHeadset();
_audioFocusChangeListener = new OnAudioFocusChangeListener();
//var result = _audioManager.RequestAudioFocus(_audioFocusChangeListener,Stream.VoiceCall,AudioFocus.GainTransient);
_audioManager.Mode = Mode.InCommunication;
_proximitySensor.Start();
SetMicrophoneMute(false);
_userSelectedAudioDevice = AudioDevice.None;
_selectedAudioDevice = AudioDevice.None;
_audioDevices.Clear();
UpdateAudioDeviceState();
RegisterReceiver(_wiredHeadsetReceiver, new IntentFilter(Intent.ActionHeadsetPlug));
}
public void Stop()
{
ThreadUtils.CheckIsOnMainThread();
if (_amState != AudioManagerState.Running)
{
return;
}
_amState = AudioManagerState.Uninitialized;
UnregisterReceiver(_wiredHeadsetReceiver);
//_bluetoothManager.Stop();
//restored previously stored audio states
SetSpeakerphoneOn(_savedIsSpeackerPhoneOn);
SetMicrophoneMute(_savedIsMicrophoneMute);
_audioManager.Mode = _savedAudioMode;
_audioManager.AbandonAudioFocus(_audioFocusChangeListener);
_audioFocusChangeListener = null;
if (_proximitySensor != null)
{
_proximitySensor.Stop();
_proximitySensor = null;
}
_audioManagerEvents = null;
}
public RtcAudioManager(Context context)
{
_context = context;
_audioManager = (AudioManager)context.GetSystemService(Context.AudioService);
//_wiredHeadsetReceiver = new WiredHeadsetReceiver();
_amState = AudioManagerState.Uninitialized;
ISharedPreferences preferences = PreferenceManager.GetDefaultSharedPreferences(context);
_useSpeakerPhone = preferences.GetString(context.GetString(Resource.String.pref_speakerphone_key),
context.GetString(Resource.String.pref_speakerphone_default));
if (_useSpeakerPhone.Equals(SpeakerPhoneFalse))
{
_defaultAudioDevice = AudioDevice.Earpiece;
}
else
{
_defaultAudioDevice = AudioDevice.SpeakerPhone;
}
_proximitySensor = RTCProximitySensor.Create(_context, new Runnable(OnProximitySensorChangedState));
_wiredHeadsetReceiver = new WiredHeadsetReceiver(new Runnable(() => { UpdateAudioDeviceState(); }));
}
