void Playlist_SegmentSwitched(IHLSPlaylist sender, IHLSSegmentSwitchEventArgs args)
{
Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, () =>
{
var hasme = VisualTreeHelper.FindElementsInHostCoordinates(new Point(gridMediaDisplay.ActualWidth / 2, gridMediaDisplay.ActualHeight / 2), gridMediaDisplay).
Where(uie => uie is MediaElement).FirstOrDefault();
if (args.ToSegment.MediaType == TrackType.AUDIO && hasme != null) //first segment being played and audio only
{
SwitchTrackTypeVisual(TrackType.AUDIO);
}
});
}
void Playlist_SegmentSwitched(IHLSPlaylist sender, IHLSSegmentSwitchEventArgs args)
{
_player.Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, () =>
{
try
{
_data.CurrentSegment = args.ToSegment.SequenceNumber;
}
catch (Exception Ex)
{ }
});
}
void Playlist_SegmentSwitched(IHLSPlaylist sender, IHLSSegmentSwitchEventArgs args)
{
try
{
if (_controller.Playlist.ActiveVariantStream != null && _controller.Playlist.ActiveVariantStream.Playlist != null && !_controller.Playlist.IsLive && _totalSegments == 0)
{
_totalSegments = _controller.Playlist.ActiveVariantStream.Playlist.SegmentCount;
_player.Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, () =>
{
if (PropertyChanged != null)
{
PropertyChanged(this, new PropertyChangedEventArgs("TotalSegments"));
}
});
}
else if (!_controller.Playlist.IsMaster)
{
_totalSegments = _controller.Playlist.SegmentCount;
_player.Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, () =>
{
if (PropertyChanged != null)
{
PropertyChanged(this, new PropertyChangedEventArgs("TotalSegments"));
}
});
}
_currentSegment = args.ToSegment.SequenceNumber;
_player.Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, () =>
{
if (PropertyChanged != null)
{
PropertyChanged(this, new PropertyChangedEventArgs("CurrentSegment"));
}
});
}
catch (Exception ex)
{
}
}
void Playlist_SegmentSwitched(IHLSPlaylist sender, IHLSSegmentSwitchEventArgs args)
{
Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, () =>
{
try
{
var toSegment = args.ToSegment;
if (toSegment.LoadState == SegmentState.LOADED)
{
var metadatastreams = toSegment.GetMetadataStreams();
if (metadatastreams != null)
{
if (nometadataStatus.Visibility == Visibility.Visible)
{
nometadataStatus.Visibility = Visibility.Collapsed;
}
foreach (var stm in metadatastreams)
{
var payloads = stm.GetPayloads();
if (payloads != null)
{
var entry = _segmentid3tags.Where((hms) => { return(hms.StreamID == stm.StreamID); }).FirstOrDefault();
if (entry == null)
{
entry = new HLSMetadataStream(stm.StreamID);
_segmentid3tags.Add(entry);
}
entry.Payloads.AddRange(payloads.Select((pld) => { return(new HLSMetadataPayload(pld, args.ToBitrate, toSegment.SequenceNumber)); }));
}
}
}
}
}
catch (Exception ex)
{
}
});
}
void Playlist_SegmentSwitched(IHLSPlaylist sender, IHLSSegmentSwitchEventArgs args)
{
Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, () =>
{
try
{
var pretaglist = args.ToSegment.GetUnprocessedTags(UnprocessedTagPlacement.PRE);
var withintaglist = args.ToSegment.GetUnprocessedTags(UnprocessedTagPlacement.WITHIN);
UnprocessedTagForSegment tagplacement = new UnprocessedTagForSegment()
{
ForSegmentSequence = args.ToSegment.SequenceNumber
};
if (pretaglist != null && pretaglist.Count > 0)
{
tagplacement.Tags.AddRange(pretaglist);
}
if (withintaglist != null && withintaglist.Count > 0)
{
tagplacement.Tags.AddRange(withintaglist);
}
if (tagplacement.Tags.Count > 0)
{
_data.Add(tagplacement);
}
if (_data.Count > 0 && notagsStatus.Visibility == Visibility.Visible)
{
notagsStatus.Visibility = Visibility.Collapsed;
}
}
catch (Exception Ex)
{
}
});
}
void Playlist_SegmentSwitched(IHLSPlaylist sender, IHLSSegmentSwitchEventArgs args)
{
Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, () =>
{
var hasme = VisualTreeHelper.FindElementsInHostCoordinates(new Point(gridMediaDisplay.ActualWidth / 2, gridMediaDisplay.ActualHeight / 2), gridMediaDisplay).
Where(uie => uie is MediaElement).FirstOrDefault();
if (args.ToSegment.MediaType == TrackType.AUDIO && hasme != null) //first segment being played and audio only
SwitchTrackTypeVisual(TrackType.AUDIO);
});
}
void Playlist_SegmentSwitched(IHLSPlaylist sender, IHLSSegmentSwitchEventArgs args)
{
try
{
if (_controller.Playlist.ActiveVariantStream != null && _controller.Playlist.ActiveVariantStream.Playlist != null && !_controller.Playlist.IsLive && _totalSegments == 0)
{
_totalSegments = _controller.Playlist.ActiveVariantStream.Playlist.SegmentCount;
_player.Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, () =>
{
if (PropertyChanged != null)
{
PropertyChanged(this, new PropertyChangedEventArgs("TotalSegments"));
}
});
}
else if (!_controller.Playlist.IsMaster)
{
_totalSegments = _controller.Playlist.SegmentCount;
_player.Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, () =>
{
if (PropertyChanged != null)
{
PropertyChanged(this, new PropertyChangedEventArgs("TotalSegments"));
}
});
}
_currentSegment = args.ToSegment.SequenceNumber;
_player.Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, () =>
{
if (PropertyChanged != null)
{
PropertyChanged(this, new PropertyChangedEventArgs("CurrentSegment"));
}
});
}
catch(Exception ex)
{
}
}
void Playlist_SegmentSwitched(IHLSPlaylist sender, IHLSSegmentSwitchEventArgs args)
{
Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, () =>
{
try
{
var pretaglist = args.ToSegment.GetUnprocessedTags(UnprocessedTagPlacement.PRE);
var withintaglist = args.ToSegment.GetUnprocessedTags(UnprocessedTagPlacement.WITHIN);
UnprocessedTagForSegment tagplacement = new UnprocessedTagForSegment() { ForSegmentSequence = args.ToSegment.SequenceNumber };
if (pretaglist != null && pretaglist.Count > 0)
tagplacement.Tags.AddRange(pretaglist);
if (withintaglist != null && withintaglist.Count > 0)
tagplacement.Tags.AddRange(withintaglist);
if (tagplacement.Tags.Count > 0)
_data.Add(tagplacement);
if (_data.Count > 0 && notagsStatus.Visibility == Visibility.Visible)
notagsStatus.Visibility = Visibility.Collapsed;
}
catch(Exception Ex)
{
}
});
}
/// <summary>
/// Called when playback moves from one segment to the next. We handle it here in order to
/// process the 608 data that may be available.
/// </summary>
/// <param name="sender">The currently playing HLS media playlist</param>
/// <param name="args">Information about the completed segment (if not at the start) and the new segment</param>
private async void Playlist_SegmentSwitched(object sender, IHLSSegmentSwitchEventArgs args)
{
await this.RefreshStateAsync();
try
{
// only process if app selected 608 captions
if (ClosedCaptionType.CC608Instream == this._CaptionType)
{
var toSegment = args.ToSegment;
if (TrackType.AUDIO == toSegment.MediaType)
{
// no need to process audio track, as it will not contain 608 caption data
return;
}
var payloads = toSegment.GetInbandCCUnits();
// no data--nothing to process
if (null == payloads)
return;
// raise the event to let listeners know that we have 608 data available
if (null != Instream608CaptionsAvailable)
this.Instream608CaptionsAvailable(this, EventArgs.Empty);
// copy the data to a WinRT-compatible data structure
var map = new Dictionary<ulong, IList<Byte>>();
foreach (var payload in payloads)
{
//Debug.WriteLine("Found 608 payload data for timestamp: " + payload.Timestamp.ToString() + " ticks (" + (payload.Timestamp / 10000000.0).ToString() + " sec)" );
var rawBytes = payload.GetPayload();
if (null != rawBytes)
{
var bytes = new List<byte>(rawBytes);
ulong key = (ulong)payload.Timestamp.Ticks;
if (map.ContainsKey(key))
map[key] = bytes;
else
map.Add(key, bytes);
}
}
await this._MediaPlayer.Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, () =>
{
try
{
if (this._MediaPlayer.SelectedCaption != null)
{
// call this method on the selected caption object (if there is one)--this will in turn raise an
// event that the 608 caption plugin should be listening for...
this._MediaPlayer.SelectedCaption.AugmentPayload(map, TimeSpan.Zero, TimeSpan.Zero);
}
// add the payload data to each caption object, in case it gets selected later
foreach (var c in this._MediaPlayer.AvailableCaptions)
{
// make sure we have the queue ready--if not, create it
var queue = c.Payload as Queue<Dictionary<ulong, IList<Byte>>>;
if (null == queue)
{
queue = new Queue<Dictionary<ulong, IList<Byte>>>();
c.Payload = queue;
}
// store the most recent data on the end of the queue
queue.Enqueue(map);
// but only keep the most recent three sets of data (as we could be as much as 30 seconds ahead)
while (queue.Count > 3)
queue.Dequeue();
}
}
catch { }
});
}
else if (this._CaptionType == ClosedCaptionType.WebVTTSidecar && _WebVTTCaptions != null && _WebVTTCaptions.CurrentSubtitleId != null)
{
await this._MediaPlayer.Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, async () =>
{
try
{
await _WebVTTCaptions.DownloadAllSegmentsAsync(_WebVTTCaptions.CurrentSubtitleId);
}
catch { }
});
}
}
catch { }
}
/// <summary>
/// Called when playback moves from one segment to the next. We handle it here in order to
/// process the 608 data that may be available.
/// </summary>
/// <param name="sender">The currently playing HLS media playlist</param>
/// <param name="args">Information about the completed segment (if not at the start) and the new segment</param>
private async void Playlist_SegmentSwitched(object sender, IHLSSegmentSwitchEventArgs args)
{
await this.RefreshStateAsync();
try
{
// only process if app selected 608 captions
if (ClosedCaptionType.CC608Instream == this._CaptionType)
{
var toSegment = args.ToSegment;
if (TrackType.AUDIO == toSegment.MediaType)
{
// no need to process audio track, as it will not contain 608 caption data
return;
}
var payloads = toSegment.GetInbandCCUnits();
// no data--nothing to process
if (null == payloads)
{
return;
}
// raise the event to let listeners know that we have 608 data available
if (null != Instream608CaptionsAvailable)
{
this.Instream608CaptionsAvailable(this, EventArgs.Empty);
}
// copy the data to a WinRT-compatible data structure
var map = new Dictionary <ulong, IList <byte> >();
foreach (var payload in payloads)
{
//Debug.WriteLine("Found 608 payload data for timestamp: " + payload.Timestamp.ToString() + " ticks (" + (payload.Timestamp / 10000000.0).ToString() + " sec)" );
var rawBytes = payload.GetPayload();
if (null != rawBytes)
{
var bytes = new List <byte>(rawBytes);
ulong key = (ulong)payload.Timestamp.Ticks;
if (map.ContainsKey(key))
{
map[key] = bytes;
}
else
{
map.Add(key, bytes);
}
}
}
await this._MediaPlayer.Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, () =>
{
try
{
if (this._MediaPlayer.SelectedCaption != null)
{
// call this method on the selected caption object (if there is one)--this will in turn raise an
// event that the 608 caption plugin should be listening for...
this._MediaPlayer.SelectedCaption.AugmentPayload(map, TimeSpan.Zero, TimeSpan.Zero);
}
// add the payload data to each caption object, in case it gets selected later
foreach (var c in this._MediaPlayer.AvailableCaptions)
{
// make sure we have the queue ready--if not, create it
var queue = c.Payload as Queue <Dictionary <ulong, IList <byte> > >;
if (null == queue)
{
queue = new Queue <Dictionary <ulong, IList <byte> > >();
c.Payload = queue;
}
// store the most recent data on the end of the queue
queue.Enqueue(map);
// but only keep the most recent three sets of data (as we could be as much as 30 seconds ahead)
while (queue.Count > 3)
{
queue.Dequeue();
}
}
}
catch { }
});
}
else if (this._CaptionType == ClosedCaptionType.WebVTTSidecar && _WebVTTCaptions != null && _WebVTTCaptions.CurrentSubtitleId != null)
{
await this._MediaPlayer.Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, async() =>
{
try
{
await _WebVTTCaptions.DownloadAllSegmentsAsync(_WebVTTCaptions.CurrentSubtitleId);
}
catch { }
});
}
}
catch { }
}
void Playlist_SegmentSwitched(IHLSPlaylist sender, IHLSSegmentSwitchEventArgs args)
{
Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, () =>
{
try
{
var toSegment = args.ToSegment;
if (toSegment.LoadState == SegmentState.LOADED)
{
var metadatastreams = toSegment.GetMetadataStreams();
if (metadatastreams != null)
{
if (nometadataStatus.Visibility == Visibility.Visible)
nometadataStatus.Visibility = Visibility.Collapsed;
foreach (var stm in metadatastreams)
{
var payloads = stm.GetPayloads();
if (payloads != null)
{
var entry = _segmentid3tags.Where((hms) => { return hms.StreamID == stm.StreamID; }).FirstOrDefault();
if (entry == null)
{
entry = new HLSMetadataStream(stm.StreamID);
_segmentid3tags.Add(entry);
}
entry.Payloads.AddRange(payloads.Select((pld) => { return new HLSMetadataPayload(pld, args.ToBitrate, toSegment.SequenceNumber); }));
}
}
}
}
}
catch(Exception ex)
{
}
});
}
void Playlist_SegmentSwitched(IHLSPlaylist sender, IHLSSegmentSwitchEventArgs args)
{
_player.Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, () =>
{
try
{
_data.CurrentSegment = args.ToSegment.SequenceNumber;
}
catch(Exception Ex)
{ }
});
}
