public void RequestFocus()
{
listener = new FocusListener();
manager = (AudioManager)Android.App.Application.Context.GetSystemService(Context.AudioService);
manager.RequestAudioFocus(listener, Stream.Music, Android.Media.AudioFocus.Gain);
}
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 RadioStationPlayer(Context context, AudioManager.IOnAudioFocusChangeListener onAudioFocusChangeListener)
{
_onAudioFocusChangeListener = onAudioFocusChangeListener;
_listener = new EventListener(this);
_context = context;
_audioManager = (AudioManager)context.GetSystemService(Context.AudioService);
_handler = new Handler();
}
public Boolean RequestAudioResources (INotificationReceiver parent)
{
listener = new FocusChangeListener (parent);
var ret = audioManager.RequestAudioFocus (listener, Stream.Music, AudioFocus.Gain);
if (ret == AudioFocusRequest.Granted) {
return (true);
} else if (ret == AudioFocusRequest.Failed) {
return (false);
}
return (false);
}
public Boolean RequestAudioResources(INotificationReceiver parent)
{
listener = new FocusChangeListener(parent);
var ret = audioManager.RequestAudioFocus(listener, Stream.Music, AudioFocus.Gain);
if (ret == AudioFocusRequest.Granted)
{
return(true);
}
else if (ret == AudioFocusRequest.Failed)
{
return(false);
}
return(false);
}
public bool RequestAudioResources(string path)
{
filePath = path;
listener = new FocusChangeListener(this);
audioManager = Audio.AudioManager;
var ret = audioManager.RequestAudioFocus(listener, Stream.Music, AudioFocus.Gain);
if (ret == AudioFocusRequest.Granted)
{
return(true);
}
if (ret == AudioFocusRequest.Failed)
{
return(false);
}
return(false);
}
