public static DefaultBufferingPolicy SetBandwidth(this DefaultBufferingPolicy policy, double bitsPerSecond)
{
if (null == policy)
{
throw new ArgumentNullException("policy");
}
if (bitsPerSecond < 100.0 || bitsPerSecond > 524288000.0)
{
throw new ArgumentOutOfRangeException("bitsPerSecond");
}
double num1 = bitsPerSecond * 0.125;
int num2 = (int)Math.Round(policy.DurationStartingDone.TotalSeconds * num1);
TimeSpan timeSpan = policy.DurationBufferingDone;
int num3 = (int)Math.Round(timeSpan.TotalSeconds * num1);
double num4 = 2.0;
timeSpan = policy.DurationBufferingMax;
double totalSeconds = timeSpan.TotalSeconds;
int num5 = (int)Math.Round(num4 * totalSeconds * num1);
if (num2 < 1024)
{
num2 = 1024;
}
if (num3 < 1024)
{
num3 = 1024;
}
if (num5 < 524288)
{
num5 = 524288;
}
if (num3 > num5)
{
num3 = num5;
}
if (num2 > num5)
{
num2 = num5;
}
policy.BytesMinimumStarting = num2;
policy.BytesMinimum = num3;
policy.BytesMaximum = num5;
return(policy);
}
public MediaPlayerManager(MediaPlayer mediaPlayer, MetadataHandler metadataHandler, CancellationToken cancellationToken)
{
if (null == mediaPlayer)
throw new ArgumentNullException(nameof(mediaPlayer));
if (null == metadataHandler)
throw new ArgumentNullException(nameof(metadataHandler));
Debug.WriteLine("MediaPlayerManager.ctor()");
_mediaPlayer = mediaPlayer;
_metadataHandler = metadataHandler;
_cancellationToken = cancellationToken;
var parameters = MediaStreamFacadeSettings.Parameters;
parameters.UseHttpConnection = true;
//parameters.UseSingleStreamMediaManager = true;
_mediaManagerParameters = new MediaManagerParameters
{
ProgramStreamsHandler =
streams =>
{
var firstAudio = streams.Streams.FirstOrDefault(x => x.StreamType.Contents == TsStreamType.StreamContents.Audio);
var others = null == firstAudio ? streams.Streams : streams.Streams.Where(x => x.Pid != firstAudio.Pid);
foreach (
var programStream in others)
programStream.BlockStream = true;
}
};
_bufferingPolicy = new DefaultBufferingPolicy
{
BytesMinimumStarting = 24 * 1024,
BytesMinimum = 64 * 1024
};
_mediaPlayer.MediaOpened += MediaPlayerOnMediaOpened;
_mediaPlayer.MediaEnded += MediaPlayerOnMediaEnded;
_mediaPlayer.CurrentStateChanged += MediaPlayerOnCurrentStateChanged;
_mediaPlayer.MediaFailed += MediaPlayerOnMediaFailed;
_position = BackgroundSettings.Position;
var currentTrackUrl = BackgroundSettings.Track;
if (null == currentTrackUrl)
{
if (_position.HasValue)
{
_position = null;
BackgroundSettings.Track = null;
}
return;
}
for (var i = 0; i < _tracks.Count; ++i)
{
var track = _tracks[i];
if (null == track)
continue;
if (track.Url == currentTrackUrl)
{
_trackIndex = i;
return;
}
}
if (_position.HasValue)
{
_position = null;
BackgroundSettings.Track = null;
}
}
