public async Task PlayAudio(IAudioSource audioSource, CancellationToken cancellationToken = default)
{
ThrowIfStale();
var tcs = new TaskCompletionSource <bool>();
EventHandler handler = (a, b) =>
{
tcs.TrySetResult(true);
};
AudioStreamer.OnAudioStop += handler;
var inControl = false;
try
{
cancellationToken.Register(() =>
{
if (inControl)
{
AudioStreamer.ClearAudio();
}
});
inControl = true;
AudioStreamer.SendAudio(audioSource, cancellationToken: cancellationToken);
AudioStreamer.QueueSilence();
await tcs.Task;
}
finally
{
inControl = false;
AudioStreamer.OnAudioStop -= handler;
}
}
private void SetupAudioStream(AudioStreamSettings settings)
{
logger.Debug("StartAudioStream(...)");
if (audioStreamer != null)
{
audioStreamer.StateChanged -= AudioStreamer_StateChanged;
}
try
{
audioStreamer = new AudioStreamer(audioSource);
audioStreamer.Setup(audioSettings.EncodingParams, audioSettings.NetworkParams);
audioStreamer.StateChanged += AudioStreamer_StateChanged;
}
catch (Exception ex)
{
logger.Error(ex);
if (audioStreamer != null)
{
audioStreamer.Close();
audioStreamer.StateChanged -= AudioStreamer_StateChanged;
audioStreamer = null;
}
throw;
}
}
public AudioStreamer CreateAudioStreamer()
{
if (!Ready)
{
throw new InvalidOperationException("Voice socket is not ready to create audio streamer.");
}
var endPointInfo = new VoiceEndPointInfo
{
SocketEndPoint = GetUdpEndpoint(),
LocalPort = LocalPort,
Ssrc = Ssrc,
EncryptionKey = SecretKey,
EncryptionMode = EncryptionMode,
};
var streamer = new AudioStreamer(new OpusAudioEncoder(Connectivity.VoiceSampleRate, Connectivity.VoiceChannels), endPointInfo, cancellationToken: CancellationTokenSource.Token);
streamer.OnAudioStart += async(a, b) =>
{
await BeginSpeaking();
};
streamer.OnAudioStop += async(a, b) =>
{
await EndSpeaking();
};
return(streamer);
}
/// <summary>
/// Called when a new track requires audio decoding
/// (typically because it is about to start playing)
/// </summary>
/// <param name="track">
/// The track that needs audio streaming
/// </param>
/// <param name="streamer">
/// The AudioStreamer object to which a MediaStreamSource should be
/// attached to commence playback
/// </param>
/// <remarks>
/// To invoke this method for a track set the Source parameter of the AudioTrack to null
/// before setting into the Track property of the BackgroundAudioPlayer instance
/// property set to true;
/// otherwise it is assumed that the system will perform all streaming
/// and decoding
/// </remarks>
protected override void OnBeginStreaming(AudioTrack track, AudioStreamer streamer)
{
//TODO: Set the SetSource property of streamer to a MSS source
var data = track.Tag.ToString().Split('$');
var url = data[data.Length - 1];
var type = data[2];
#if DEBUG
System.Diagnostics.Debug.WriteLine("AudioStreamer:OnBeginStreaming - Type: " + type);
#endif
switch (type.ToLower())
{
case "shoutcast":
{
mms = new Silverlight.Media.ShoutcastMediaStreamSource(new Uri(url), true);
//track.Title = "Moo";
mms.MetadataChanged += mms_MetadataChanged;
mms.Connected += mms_Connected;
mms.Closed += mms_Closed;
streamer.SetSource(mms);
}
break;
}
}
private bool DestroyAudioStreamer()
{
if (mAudioStreamer != null)
{
mAudioStreamer.Dispose();
mAudioStreamer = null;
}
return(true);
}
protected override void OnBeginStreaming(AudioTrack track, AudioStreamer streamer)
{
System.Diagnostics.Debug.WriteLine("OnBeginStreaming");
MidiStreamSource mss = new MidiStreamSource();
// Event handler for when a track is complete or the user switches tracks
mss.StreamComplete += new EventHandler(mss_StreamComplete);
// Set the source
streamer.SetSource(mss);
}
protected override void OnBeginStreaming(AudioTrack track, AudioStreamer streamer)
{
System.Diagnostics.Debug.WriteLine("OnBeginStreaming");
MidiStreamSource mss = new MidiStreamSource();
// Event handler for when a track is complete or the user switches tracks
mss.StreamComplete += new EventHandler(mss_StreamComplete);
// Set the source
streamer.SetSource(mss);
}
private bool CreateAudioStreamer()
{
// 1. Create Instance
mAudioStreamer = new AudioStreamer();
mAudioStreamer.MessageAvailable += OnWebsocketMessage;
mAudioStreamer.Opened += OnWebsocketConnectionOpened;
mAudioStreamer.Closed += OnWebsocketConnectionClosed;
// 2. Create Connection
mAudioStreamer.StartStreaming(Utils.ParsingWeboscketUrl(tb_SessionId.Text));
return(true);
}
/// <summary>
/// Called when a new track requires audio decoding
/// (typically because it is about to start playing)
/// </summary>
/// <param name="track">
/// The track that needs audio streaming
/// </param>
/// <param name="streamer">
/// The AudioStreamer object to which a MediaStreamSource should be
/// attached to commence playback
/// </param>
/// <remarks>
/// To invoke this method for a track set the Source parameter of the AudioTrack to null
/// before setting into the Track property of the BackgroundAudioPlayer instance
/// property set to true;
/// otherwise it is assumed that the system will perform all streaming
/// and decoding
/// </remarks>
protected override void OnBeginStreaming(AudioTrack track, AudioStreamer streamer)
{
lock (AudioTrackStreamer.syncRoot)
{
AudioTrackStreamer.mss = new ShoutcastMediaStreamSource(new Uri(track.Tag));
AudioTrackStreamer.mss.MetadataChanged += new RoutedEventHandler(AudioTrackStreamer.MetadataChanged);
AudioTrackStreamer.mss.Closed += (s, e) =>
{
this.NotifyComplete();
};
streamer.SetSource(AudioTrackStreamer.mss);
}
}
/// <summary>
/// Called when a new track requires audio decoding
/// (typically because it is about to start playing)
/// </summary>
/// <param name="track">
/// The track that needs audio streaming
/// </param>
/// <param name="streamer">
/// The AudioStreamer object to which a MediaStreamSource should be
/// attached to commence playback
/// </param>
/// <remarks>
/// To invoke this method for a track set the Source parameter of the AudioTrack to null
/// before setting into the Track property of the BackgroundAudioPlayer instance
/// property set to true;
/// otherwise it is assumed that the system will perform all streaming
/// and decoding
/// </remarks>
protected override void OnBeginStreaming(AudioTrack track, AudioStreamer streamer)
{
// Set the source of streamer to a media stream source
double freq = Convert.ToDouble(track.Tag);
// Use sine wave audio generator to simulate a streaming audio feed
SineMediaStreamSource mss = new SineMediaStreamSource(freq, 1.0, TimeSpan.FromSeconds(5));
// Event handler for when a track is complete or the user switches tracks
mss.StreamComplete += new EventHandler(mss_StreamComplete);
// Set the source
streamer.SetSource(mss);
}
/// <summary>
/// Called when a new track requires audio decoding
/// (typically because it is about to start playing)
/// </summary>
/// <param name="track">
/// The track that needs audio streaming
/// </param>
/// <param name="streamer">
/// The AudioStreamer object to which a MediaStreamSource should be
/// attached to commence playback
/// </param>
/// <remarks>
/// To invoke this method for a track set the Source parameter of the AudioTrack to null
/// before setting into the Track property of the BackgroundAudioPlayer instance
/// property set to true;
/// otherwise it is assumed that the system will perform all streaming
/// and decoding
/// </remarks>
protected override void OnBeginStreaming(AudioTrack track, AudioStreamer streamer)
{
// Set the source of streamer to a media stream source
double freq = Convert.ToDouble(track.Tag);
/* Windev : Uncomment below stuff if u want to listen to original sine waves.
// Use sine wave audio generator to simulate a streaming audio feed
SineMediaStreamSource mss = new SineMediaStreamSource(freq, 1.0, TimeSpan.FromSeconds(5));
// Event handler for when a track is complete or the user switches tracks
mss.StreamComplete += new EventHandler(mss_StreamComplete);
// Set the source
streamer.SetSource(mss); */
}
protected override void OnBeginStreaming(AudioTrack track, AudioStreamer streamer)
{
using (var store = IsolatedStorageFile.GetUserStoreForApplication())
{
using (var stream = new IsolatedStorageFileStream("widgets.xml", FileMode.OpenOrCreate, store))
{
using (var reader = new StreamReader(stream))
{
try
{
var serial = new XmlSerializer(typeof(appdata));
appSettings = (appdata)serial.Deserialize(stream);
}
catch
{
appSettings = new appdata();
}
}
}
}
Assembly a = Assembly.Load("Microsoft.Phone.InteropServices, Version=7.0.0.0, Culture=neutral, PublicKeyToken=24eec0d8c86cda1e");
Type comBridgeType = a.GetType("Microsoft.Phone.InteropServices.ComBridge");
MethodInfo dynMethod = comBridgeType.GetMethod("RegisterComDll", BindingFlags.Public | BindingFlags.Static);
object retValue = dynMethod.Invoke(null, new object[] { "liblw.dll", new Guid("E79018CB-46A6-432D-8077-8C0863533001") });
instance = (Imangodll) new Cmangodll();
instance.MessageBox7("BG Agent Fired", "lockwidgets", 0, out o);
checkForDataChange();
while (true)
{
System.Threading.Thread.Sleep(5000);
if (instance.StringCall("aygshell", "SHIsLocked", "") == 1)
{
checkForDataChange();
}
GC.Collect();
System.Diagnostics.Debug.WriteLine("1: " + Microsoft.Phone.Info.DeviceExtendedProperties.GetValue("ApplicationCurrentMemoryUsage"));
System.Diagnostics.Debug.WriteLine("1: " + Microsoft.Phone.Info.DeviceExtendedProperties.GetValue("ApplicationPeakMemoryUsage"));
}
}
/// <summary>
/// Called when a new track requires audio decoding
/// (typically because it is about to start playing)
/// </summary>
/// <param name="track">
/// The track that needs audio streaming
/// </param>
/// <param name="streamer">
/// The AudioStreamer object to which a MediaStreamSource should be
/// attached to commence playback
/// </param>
/// <remarks>
/// To invoke this method for a track set the Source parameter of the AudioTrack to null
/// before setting into the Track property of the BackgroundAudioPlayer instance
/// property set to true;
/// otherwise it is assumed that the system will perform all streaming
/// and decoding
/// </remarks>
protected override void OnBeginStreaming(AudioTrack track, AudioStreamer streamer)
{
lock (AudioTrackStreamer.syncRoot)
{
try
{
AudioTrackStreamer.mss = new ShoutcastMediaStreamSource(new Uri(track.Tag));
AudioTrackStreamer.mss.MetadataChanged += new RoutedEventHandler(AudioTrackStreamer.MetadataChanged);
AudioTrackStreamer.mss.Closed += (s, e) =>
{
this.NotifyComplete();
};
streamer.SetSource(AudioTrackStreamer.mss);
}
catch (Exception ex)
{
Debug.WriteLine("----------===============");
Debug.WriteLine("OnBeginStreaming:" + ex);
}
}
}
private void StopStreaming()
{
logger.Debug("StopStreaming()");
if (videoSource != null)
{
videoSource.CaptureStarted -= VideoSource_CaptureStarted;
videoSource.CaptureStopped -= VideoSource_CaptureStopped;
videoSource.Close();
}
if (videoStreamer != null)
{
videoStreamer.Close();
}
if (audioSource != null)
{
audioSource.Stop();
}
if (audioStreamer != null)
{
//audioStreamer.SetWaveformPainter(null);
audioStreamer.Close();
audioStreamer.StateChanged -= AudioStreamer_StateChanged;
audioStreamer = null;
}
//ScreencastChannelsInfos.Clear();
communicationService?.Close();
//IsStreaming = false;
//logger.Info(SharpDX.Diagnostics.ObjectTracker.ReportActiveObjects());
}
private void StartStreaming()
{
logger.Debug("ScreenStreamer::StartStreaming()");
var videoSettings = Session.VideoSettings;
if (videoSettings.Enabled)
{
var captureDevice = (VideoCaptureDevice)videoSettings.CaptureDevice.Clone();
if (captureDevice.CaptureMode == CaptureMode.Screen)
{
var screenDevice = (ScreenCaptureDevice)captureDevice;
if (screenDevice.CaptureRegion.Width > Config.MaxVideoEncoderWidth)
{
screenDevice.CaptureRegion.Width = Config.MaxVideoEncoderWidth;
}
if (screenDevice.CaptureRegion.Height > Config.MaxVideoEncoderHeight)
{
screenDevice.CaptureRegion.Height = Config.MaxVideoEncoderHeight;
}
screenDevice.Resolution = MediaToolkit.Utils.GraphicTools.DecreaseToEven(screenDevice.CaptureRegion.Size);
}
var videoEncoderSettings = (VideoEncoderSettings)videoSettings.EncoderSettings.Clone();
if (videoSettings.UseEncoderResoulutionFromSource)
{
videoEncoderSettings.Width = captureDevice.Resolution.Width;
videoEncoderSettings.Height = captureDevice.Resolution.Height;
}
else
{
captureDevice.Resolution = videoEncoderSettings.Resolution;
}
if (captureDevice.CaptureMode == CaptureMode.UvcDevice)
{
videoSource = new VideoCaptureSource();
}
else if (captureDevice.CaptureMode == CaptureMode.Screen)
{
videoSource = new ScreenSource();
}
videoSource.Setup(captureDevice);
videoSource.CaptureStarted += VideoSource_CaptureStarted;
videoSource.CaptureStopped += VideoSource_CaptureStopped;
if (Session.TransportMode == TransportMode.Tcp || Session.IsMulticast)
{
videoStreamer = new VideoStreamer(videoSource);
videoStreamer.Setup(videoEncoderSettings, videoSettings.NetworkSettings);
//videoStreamer.Setup(videoSettings.EncoderSettings, videoSettings.NetworkSettings);
}
else
{
// currently not supported...
}
}
var audioSettings = Session.AudioSettings;
if (audioSettings.Enabled)
{
audioSource = new AudioSource();
var captureDevice = audioSettings.CaptureDevice;
var deviceId = captureDevice.DeviceId;
var captureProps = captureDevice.Properties;
audioSource.Setup(deviceId, captureProps);
if (Session.TransportMode == TransportMode.Tcp || Session.IsMulticast)
{
audioStreamer = new AudioStreamer(audioSource);
audioStreamer.Setup(audioSettings.EncoderSettings, audioSettings.NetworkSettings);
audioStreamer.StateChanged += AudioStreamer_StateChanged;
}
else
{
// currently not supported...
}
}
communicationService = new CommunicationService(this);
communicationService.Open();
if (videoSettings.Enabled)
{
videoSource.Start();
videoStreamer.Start();
}
if (audioSettings.Enabled)
{
audioSource.Start();
audioStreamer.Start();
}
}
protected override async void OnBeginStreaming(AudioTrack track, AudioStreamer streamer)
{
Debug.WriteLine("AudioTrackStreamer.OnBeginStreaming() track.Source {0} track.Tag {1}",
null == track ? "<no track>" : null == track.Source ? "<none>" : track.Source.ToString(),
null == track ? "<no track>" : track.Tag ?? "<none>");
try
{
Debug.Assert(null == _mediaStreamFacade, "_mediaStreamFacade is in use");
StartPoll();
if (_cancellationTokenSource.IsCancellationRequested)
_cancellationTokenSource = new CancellationTokenSource();
await RunStreamingAsync(track, streamer).ConfigureAwait(false);
}
catch (OperationCanceledException)
{ }
catch (Exception ex)
{
Debug.WriteLine("AudioTrackStreamer.OnBeginStreaming() failed: " + ex.ExtendedMessage());
}
finally
{
StopPoll();
Debug.WriteLine("AudioTrackStreamer.OnBeginStreaming() play done NotifyComplete");
NotifyComplete();
}
}
/// <summary>
/// Called when a new track requires audio decoding
/// (typically because it is about to start playing)
/// </summary>
/// <param name="track">
/// The track that needs audio streaming
/// </param>
/// <param name="streamer">
/// The AudioStreamer object to which a MediaStreamSource should be
/// attached to commence playback
/// </param>
/// <remarks>
/// To invoke this method for a track set the Source parameter of the AudioTrack to null
/// before setting into the Track property of the BackgroundAudioPlayer instance
/// property set to true;
/// otherwise it is assumed that the system will perform all streaming
/// and decoding
/// </remarks>
protected override void OnBeginStreaming(AudioTrack track, AudioStreamer streamer)
{
//TODO: Set the SetSource property of streamer to a MSS source
NotifyComplete();
}
async Task RunStreamingAsync(AudioTrack track, AudioStreamer streamer)
{
IMediaStreamFacade mediaStreamFacade = null;
try
{
if (null == track || null == track.Tag)
{
Debug.WriteLine("AudioTrackStreamer.RunStreamingAsync() null url");
return;
}
Uri url;
if (!Uri.TryCreate(track.Tag, UriKind.Absolute, out url))
{
Debug.WriteLine("AudioTrackStreamer.RunStreamingAsync() invalid url: " + track.Tag);
return;
}
var defaultTitle = "Unknown";
var mediaTrack = TrackManager.Tracks.Where(t => null != t).FirstOrDefault(t => t.Url == url);
if (null != mediaTrack)
defaultTitle = mediaTrack.Title;
_metadataHandler.DefaultTitle = defaultTitle;
if (!string.Equals(track.Title, defaultTitle))
{
track.BeginEdit();
track.Title = defaultTitle;
track.EndEdit();
}
mediaStreamFacade = await InitializeMediaStreamAsync().ConfigureAwait(false);
Debug.Assert(null != mediaStreamFacade);
MediaStreamSource mss;
if (null != mediaTrack)
mss = await mediaStreamFacade.CreateMediaStreamSourceAsync(mediaTrack, _cancellationTokenSource.Token).ConfigureAwait(false);
else
mss = await mediaStreamFacade.CreateMediaStreamSourceAsync(url, _cancellationTokenSource.Token).ConfigureAwait(false);
if (null == mss)
{
Debug.WriteLine("AudioTrackStreamer.RunStreamingAsync() unable to create media stream source");
}
else
{
streamer.SetSource(mss);
await mediaStreamFacade.PlayingTask.ConfigureAwait(false);
return;
}
}
catch (OperationCanceledException)
{
return;
}
catch (Exception ex)
{
Debug.WriteLine("AudioTrackStreamer.RunStreamingAsync() failed: " + ex.ExtendedMessage());
}
if (null == mediaStreamFacade)
return;
await CleanupMediaStreamFacadeAsync(mediaStreamFacade).ConfigureAwait(false);
}
public Music(AudioStreamer a_audioStreamer, Logger a_logger)
{
m_audioStreamer = a_audioStreamer;
m_logger = a_logger;
}
