// <SnippetBinderBindingAMS>
private async void Binder_Binding_AdaptiveMediaSource(MediaBinder sender, MediaBindingEventArgs args)
{
var deferral = args.GetDeferral();
var contentUri = new Uri("http://contoso.com/media/" + args.MediaBinder.Token);
AdaptiveMediaSourceCreationResult result = await AdaptiveMediaSource.CreateFromUriAsync(contentUri);
if (result.MediaSource != null)
{
args.SetAdaptiveMediaSource(result.MediaSource);
}
args.SetUri(contentUri);
deferral.Complete();
}
private async void BindMediaSource(MediaBinder sender, MediaBindingEventArgs args)
{
var deferal = args.GetDeferral();
// Get the track data
var track = JsonConvert.DeserializeObject <BaseTrack>(args.MediaBinder.Token);
// Only run if the track exists
if (track != null)
{
// Get the audio stream url for this track
var audioStreamUri = await track.GetAudioStreamAsync(_youTubeClient);
// If we are live and youtube, we get an adaptive stream url
if (track.ServiceType == ServiceType.YouTube && track.IsLive)
{
var source = await AdaptiveMediaSource.CreateFromUriAsync(audioStreamUri);
if (source.Status == AdaptiveMediaSourceCreationStatus.Success)
{
args.SetAdaptiveMediaSource(source.MediaSource);
}
}
else if (track.ServiceType == ServiceType.Local)
{
var file = track.CustomProperties["File"] as StorageFile;
args.SetStorageFile(file);
}
else if (track.ServiceType == ServiceType.ITunesPodcast)
{
args.SetUri(new Uri(track.AudioStreamUrl));
}
else
{
// Set generic stream url.
args.SetUri(audioStreamUri);
}
}
deferal.Complete();
}
private void Binder_Binding(MediaBinder sender, MediaBindingEventArgs args)
{
var deferral = args.GetDeferral();
if (_mapping.TryGetValue(args.MediaBinder.Token, out Message message))
{
var file = GetFile(message);
if (file.Local.IsDownloadingCompleted)
{
args.SetUri(new Uri("file:///" + file.Local.Path));
deferral.Complete();
}
else if (file.Local.CanBeDownloaded && !file.Local.IsDownloadingCompleted)
{
_inverse[args.MediaBinder.Token] = deferral;
_binders[args.MediaBinder.Token] = args;
_protoService.Send(new DownloadFile(file.Id, 10));
}
}
}
private async void Binder_Binding(MediaBinder sender, MediaBindingEventArgs args)
{
var deferral = args.GetDeferral();
loading = true;
var songid = Convert.ToInt32(args.MediaBinder.Token);
var item = playList.FirstOrDefault(x => x.songid == songid);
var url = await GetUrl(songid);
if (url == null)
{
await DispatcherHelper.ExecuteOnUIThreadAsync(() =>
{
Utils.ShowMessageToast("无法播放" + item.title + ",已从播放列表移除");
playList.Remove(item);
});
mediaPlaybackList.Items.Remove(mediaPlaybackList.Items.FirstOrDefault(x => x.Source == sender.Source));
loading = false;
return;
}
if (url.type == -1)
{
item.is_preview = true;
}
else
{
item.is_preview = false;
}
item.play_url = new Uri(url.cdns[0]);
item.qualities = url.qualities;
item.backup_url = url.cdns;
var contentUri = item.play_url;
args.SetUri(contentUri);
loading = false;
deferral.Complete();
}
private async Task BindMediaSourceAsync(MediaBinder sender, MediaBindingEventArgs args)
{
var deferal = args.GetDeferral();
// Get the track data
var track = JsonConvert.DeserializeObject <BaseTrack>(args.MediaBinder.Token);
try
{
// Only run if the track exists
if (track != null)
{
switch (track.ServiceType)
{
case ServiceTypes.YouTube:
var youTubeAudioUrl = await track.GetAudioStreamAsync(_youTubeClient);
if (!string.IsNullOrEmpty(youTubeAudioUrl))
{
if (track.IsLive)
{
var source = await AdaptiveMediaSource.CreateFromUriAsync(new Uri(youTubeAudioUrl));
if (source.Status == AdaptiveMediaSourceCreationStatus.Success)
{
args.SetAdaptiveMediaSource(source.MediaSource);
}
}
else
{
args.SetUri(new Uri(youTubeAudioUrl));
}
}
break;
case ServiceTypes.Local:
var fileToken = track.CustomProperties["file_token"].ToString();
var file = await StorageApplicationPermissions.FutureAccessList.GetFileAsync(fileToken);
args.SetStorageFile(file);
break;
case ServiceTypes.ITunesPodcast:
args.SetUri(new Uri(track.AudioStreamUrl));
break;
default:
// Get the audio stream url for this track
var audioStreamUrl = await track.GetAudioStreamAsync(_youTubeClient);
if (!string.IsNullOrEmpty(audioStreamUrl))
{
// Set generic stream url.
args.SetUri(new Uri(audioStreamUrl));
}
break;
}
}
}
catch (Exception e)
{
// So we know an error has occured
_telemetryService.TrackEvent("Media Item Load Fail", new Dictionary <string, string> {
{ "Message", e.Message },
{ "Service Type", track.ServiceType.ToString() },
{ "Item ID", track.TrackId }
});
if (!(DeviceHelper.IsBackground || DeviceHelper.IsXbox))
{
await DispatcherHelper.ExecuteOnUIThreadAsync(() =>
{
App.NotificationManager?.Show("An error occurred while trying to play or preload the track '" + track?.Title + "' (" + track?.ServiceType + ").\n\nError message: " + e.Message, 6500);
});
}
}
deferal.Complete();
}
private async Task BindMediaSourceAsync(MediaBinder sender, MediaBindingEventArgs args)
{
var deferal = args.GetDeferral();
// Get the track data
var track = JsonConvert.DeserializeObject <BaseTrack>(args.MediaBinder.Token);
try
{
// Only run if the track exists
if (track != null)
{
switch (track.ServiceType)
{
case ServiceTypes.YouTube:
var youTubeAudioUrl = await track.GetAudioStreamAsync(_youTubeClient);
if (!string.IsNullOrEmpty(youTubeAudioUrl))
{
if (track.IsLive)
{
var source = await AdaptiveMediaSource.CreateFromUriAsync(new Uri(youTubeAudioUrl));
if (source.Status == AdaptiveMediaSourceCreationStatus.Success)
{
args.SetAdaptiveMediaSource(source.MediaSource);
}
}
else
{
args.SetUri(new Uri(youTubeAudioUrl));
}
}
break;
case ServiceTypes.SoundCloud:
case ServiceTypes.SoundCloudV2:
// Build the url for soundcloud
var soundcloudStreamUrl = await track.GetAudioStreamAsync(_youTubeClient);
// SoundCloud now requires auth feeds
var scConnected = SoundByteService.Current.IsServiceConnected(ServiceTypes.SoundCloud);
if (!scConnected)
{
throw new Exception("You must be logged into your SoundCloud account to play music from SoundCloud!");
}
// Get scheme and token
var scheme = SoundByteService.Current.Services.FirstOrDefault(x => x.Service == ServiceTypes.SoundCloud)?.AuthenticationScheme;
var token = SoundByteService.Current.Services.FirstOrDefault(x => x.Service == ServiceTypes.SoundCloud)?.UserToken?.AccessToken;
// Client with Auth
var client = new Windows.Web.Http.HttpClient();
client.DefaultRequestHeaders.Authorization = new HttpCredentialsHeaderValue(scheme, token);
var stream = await HttpRandomAccessStream.CreateAsync(client, new Uri(soundcloudStreamUrl));
args.SetStream(stream, stream.ContentType);
break;
case ServiceTypes.Local:
var fileToken = track.CustomProperties["file_token"].ToString();
var file = await StorageApplicationPermissions.FutureAccessList.GetFileAsync(fileToken);
args.SetStorageFile(file);
break;
case ServiceTypes.ITunesPodcast:
args.SetUri(new Uri(track.AudioStreamUrl));
break;
default:
// Get the audio stream url for this track
var audioStreamUrl = await track.GetAudioStreamAsync(_youTubeClient);
if (!string.IsNullOrEmpty(audioStreamUrl))
{
// Set generic stream url.
args.SetUri(new Uri(audioStreamUrl));
}
break;
}
}
}
catch (Exception e)
{
// So we know an error has occured
_telemetryService.TrackEvent("Media Item Load Fail", new Dictionary <string, string> {
{ "Message", e.Message },
{ "Service Type", track.ServiceType.ToString() },
{ "Item ID", track.TrackId }
});
if (!(DeviceHelper.IsBackground || DeviceHelper.IsXbox))
{
await DispatcherHelper.ExecuteOnUIThreadAsync(() =>
{
App.NotificationManager?.Show("An error occurred while trying to play or preload the track '" + track?.Title + "' (" + track?.ServiceType + ").\n\nError message: " + e.Message, 6500);
});
}
}
deferal.Complete();
}