private void PieceAvailabilityOnProgressChanged(object sender, PieceAvailability pieceAvailability)
{
DispatcherHelper.CheckBeginInvokeOnUI(async() =>
{
if (!Media.NaturalDuration.HasTimeSpan)
{
return;
}
if (!(DataContext is MediaPlayerViewModel vm))
{
return;
}
double minBuffer;
switch (vm.MediaType)
{
case MediaType.Movie:
minBuffer = Constants.MinimumMovieBuffering / 100d;
break;
case MediaType.Show:
minBuffer = Constants.MinimumShowBuffering / 100d;
break;
default:
minBuffer = 0.03d;
break;
}
vm.MediaLength = Media.NaturalDuration.TimeSpan.TotalSeconds;
vm.PlayerTime = PositionSlider.Value;
_pieceAvailability = pieceAvailability;
var startPieceAvailabilityPercentage =
(double)_pieceAvailability.StartAvailablePiece / (double)_pieceAvailability.TotalPieces;
var endPieceAvailabilityPercentage =
(double)_pieceAvailability.EndAvailablePiece / (double)_pieceAvailability.TotalPieces;
var playPercentage = PositionSlider.Value / Media.NaturalDuration.TimeSpan.TotalSeconds;
var end = 1 - endPieceAvailabilityPercentage <= minBuffer
? endPieceAvailabilityPercentage == 1d
: playPercentage + minBuffer < endPieceAvailabilityPercentage;
if (_isPausedForBuffering && playPercentage > startPieceAvailabilityPercentage && end)
{
_isPausedForBuffering = false;
Buffering.Visibility = Visibility.Collapsed;
Media.Position = TimeSpan.FromSeconds(PositionSlider.Value);
await PlayMedia();
}
else if (!_isPausedForBuffering)
{
PositionSlider.Value = Media.Position.TotalSeconds;
}
});
}
private void PieceAvailabilityOnProgressChanged(object sender, PieceAvailability pieceAvailability)
{
DispatcherHelper.CheckBeginInvokeOnUI(() =>
{
if (!Media.NaturalDuration.HasTimeSpan)
{
return;
}
if (!(DataContext is MediaPlayerViewModel vm))
{
return;
}
vm.MediaLength = Media.NaturalDuration.TimeSpan.TotalSeconds;
vm.PlayerTime = PositionSlider.Value;
_pieceAvailability = pieceAvailability;
double startPieceAvailabilityPercentage =
(double)_pieceAvailability.StartAvailablePiece / (double)_pieceAvailability.TotalPieces;
double endPieceAvailabilityPercentage =
(double)_pieceAvailability.EndAvailablePiece / (double)_pieceAvailability.TotalPieces;
var playPercentage = PositionSlider.Value / Media.NaturalDuration.TimeSpan.TotalSeconds;
if (_isPausedForBuffering && playPercentage > startPieceAvailabilityPercentage &&
playPercentage < endPieceAvailabilityPercentage)
{
_isPausedForBuffering = false;
Buffering.Visibility = Visibility.Collapsed;
Media.Position = TimeSpan.FromSeconds(PositionSlider.Value);
PlayMedia();
}
else if (!_isPausedForBuffering)
{
PositionSlider.Value = Media.Position.TotalSeconds;
}
});
}
