/// <summary>
/// Plays a sound.
/// </summary>
/// <remarks>
/// You may need to stop or pause playing a sound when your app is paused.
/// </remarks>
/// <param name="isLooping">Indicates whether play sound repeatedly.</param>
public async Task PlayAsync(bool isLooping = true)
{
if (_mediaSourceUpdated || _streamTypeUpdated)
{
if (_player.State != PlayerState.Idle)
{
_player.Unprepare();
}
if (_mediaSourceUpdated)
{
_player.SetSource(_mediaSource);
_mediaSourceUpdated = false;
}
if (_streamTypeUpdated)
{
if (_streamPolicy != null)
{
_streamPolicy.FocusStateChanged -= OnFocusStateChanged;
_streamPolicy.Dispose();
}
_streamPolicy = new AudioStreamPolicy(_streamType);
_streamPolicy.FocusStateChanged += OnFocusStateChanged;
// TODO: If you want to reacquire the focus you've lost automatically, enable the focus reacquisition.
// In addition, you may need to implement the case of AudioStreamFocusState.Acquired in OnFocusStateChanged.
_streamPolicy.FocusReacquisitionEnabled = false;
_player.ApplyAudioStreamPolicy(_streamPolicy);
_streamTypeUpdated = false;
}
}
if (_player.State == PlayerState.Playing)
{
_player.Stop();
}
else if (_player.State == PlayerState.Idle)
{
await _player.PrepareAsync();
}
if (_streamPolicy.PlaybackFocusState != AudioStreamFocusState.Acquired)
{
_streamPolicy.AcquireFocus(AudioStreamFocusOptions.Playback, AudioStreamBehaviors.Fading, null);
}
_player.IsLooping = isLooping;
_player.Start();
}
/// <summary>
/// Asynchronously plays ringing sound
/// </summary>
/// <param name="targetVolume">The volume level at playing</param>
/// <param name="toneTypes">AlarmToneTypes to play</param>
async public void PlaySound(float targetVolume, AlarmToneTypes toneTypes)
{
audioStreamPolicy = new AudioStreamPolicy(AudioStreamType.Alarm);
audioStreamPolicy.AcquireFocus(AudioStreamFocusOptions.Playback, AudioStreamBehaviors.NoResume, null);
player = new Player();
MediaUriSource soudSource = new MediaUriSource(SystemSettings.IncomingCallRingtone);
player.SetSource(soudSource);
player.ApplyAudioStreamPolicy(audioStreamPolicy);
await player.PrepareAsync();
player.IsLooping = true;
player.Volume = targetVolume;
if (player.State == PlayerState.Ready)
{
player.Start();
}
}
/// <summary>
/// Asynchronously plays ringing sound
/// </summary>
async public static void PlaySound()
{
if (player == null)
{
audioStreamPolicy = new AudioStreamPolicy(AudioStreamType.Alarm);
audioStreamPolicy.AcquireFocus(AudioStreamFocusOptions.Playback, AudioStreamBehaviors.Fading, null);
player = new Player();
MediaUriSource soudSource = new MediaUriSource(SystemSettings.SoundNotification);
player.SetSource(soudSource);
player.ApplyAudioStreamPolicy(audioStreamPolicy);
await player.PrepareAsync();
player.IsLooping = true;
player.Volume = 1;
if (player.State == PlayerState.Ready)
{
player.Start();
}
}
}