public void Download()
{
try
{
OnDownloadStarted(new EventArgs());
using (var progressStream = new ProgressStream(TargetStream))
{
var streamLength = (long)_video.StreamLength();
progressStream.BytesMoved += (s, a) =>
{
CurrentProgress = a.StreamLength * 100 / streamLength;
OnProgressChanged(new ProgressEventArgs(CurrentProgress));
};
_video.Stream().CopyTo(progressStream);
}
}
catch (Exception e)
{
OnDownloadError(new ErrorEventArgs(e));
throw e;
}
OnDownloadFinished(new EventArgs());
}
private void Download_Vid()
{
finished = false;
using (var service = Client.For(YouTube.Default))
{
using (var video = service.GetVideo(videoURL))
{
using (var outFile = File.OpenWrite(downloadPath + "/" + video.FullName))
{
this.fileName = downloadPath + "/" + video.FullName;
using (var ps = new ProgressStream(outFile))
{
long streamLength = (long)video.StreamLength();
Stopwatch stopWatch = Stopwatch.StartNew();
ps.BytesMoved += (sender1, args) =>
{
var percentage = args.StreamLength * 100 / streamLength;
TimeSpan remaining = new TimeSpan();
this.Dispatcher.Invoke(DispatcherPriority.Normal, new Action(delegate()
{
//update progress bar
this.downloadProgressBar.Value = percentage;
//update the overlayed percentage value
this.downPercent.Content = percentage + "%";
//update the elapsed time
this.timeElapsed.Content = stopWatch.Elapsed;
//update the time remaining.
double timeRemaining = (long)(stopWatch.Elapsed.TotalMilliseconds / percentage) * (100 - percentage);
remaining = TimeSpan.FromMilliseconds(timeRemaining);
this.timeRemaining.Content = remaining;
}));
};
video.Stream().CopyTo(ps);
}
}
}
}
this.Dispatcher.Invoke(DispatcherPriority.Normal, new Action(delegate()
{
this.cancelButton.IsEnabled = false;
}));
this.Dispatcher.Invoke(DispatcherPriority.Normal, new Action(delegate()
{
this.doneButton.IsEnabled = true;
this.audioButton.IsEnabled = true;
}));
}
private void SaveVideoToDisk()
{
Task.Factory.StartNew(() =>
{
var CurrentFile = new FileHelper();
var Mp3Model = new Mp3Model();
using (var service = Client.For(YouTube.Default))
{
if (IsWholeListChecked)
{
var youtubePlaylist = new YoutubePlaylist();
var playlist = youtubePlaylist.GetVideosFromPlaylist(YoutubeLinkUrl);
if (playlist != null)
{
foreach (var audio in playlist)
{
using (var video = service.GetVideo(audio))
{
CurrentFile.DefaultTrackName = video.FullName;
CurrentFile.DefaultTrackPath = CurrentFile.Path + "\\" + CurrentFile.DefaultTrackName;
CurrentFile.DefaultTrackHiddenPath = CurrentFile.HiddenPath + "\\" + CurrentFile.DefaultTrackName;
CurrentFile.TmpTrackPath = CurrentFile.PreparePathForFFmpeg(CurrentFile.DefaultTrackHiddenPath);
Mp3Model = new Mp3Model()
{
Name = CurrentFile.CheckVideoFormat(video.FullName, FormatModel.Format),
IsProgressDownloadVisible = Visibility.Visible,
IsPercentLabelVisible = Visibility.Visible,
IsConvertingLabelVisible = Visibility.Hidden,
IsOperationDoneLabelVisible = Visibility.Hidden,
ConvertingLabelText = Consts.ConvertingPleaseWait,
CurrentProgress = 0,
};
Application.Current.Dispatcher.BeginInvoke(new Action(() =>
{
this._mp3List.Add(Mp3Model);
}));
using (var outFile = File.OpenWrite(CurrentFile.TmpTrackPath))
{
using (var progressStream = new ProgressStream(outFile))
{
var streamLength = (long)video.StreamLength();
progressStream.BytesMoved += (sender, args) =>
{
Mp3Model.CurrentProgress = args.StreamLength * 100 / streamLength;
Debug.WriteLine($"{Mp3Model.CurrentProgress}% of video downloaded");
};
video.Stream().CopyTo(progressStream);
}
}
BeforeConversion(Mp3Model);
ExtractAudioFromVideo(CurrentFile);
AfterConversion(Mp3Model, CurrentFile);
}
}
}
}
else
{
using (var video = service.GetVideo(YoutubeLinkUrl))
{
CurrentFile.DefaultTrackName = video.FullName;
CurrentFile.DefaultTrackPath = CurrentFile.Path + "\\" + CurrentFile.DefaultTrackName;
CurrentFile.DefaultTrackHiddenPath = CurrentFile.HiddenPath + "\\" + CurrentFile.DefaultTrackName;
CurrentFile.TmpTrackPath = CurrentFile.PreparePathForFFmpeg(CurrentFile.DefaultTrackHiddenPath);
Mp3Model = new Mp3Model()
{
Name = CurrentFile.CheckVideoFormat(video.FullName, FormatModel.Format),
IsProgressDownloadVisible = Visibility.Visible,
IsPercentLabelVisible = Visibility.Visible,
IsConvertingLabelVisible = Visibility.Hidden,
IsOperationDoneLabelVisible = Visibility.Hidden,
ConvertingLabelText = Consts.ConvertingPleaseWait,
CurrentProgress = 0,
};
Application.Current.Dispatcher.BeginInvoke(new Action(() =>
{
this._mp3List.Add(Mp3Model);
}));
using (var outFile = File.OpenWrite(CurrentFile.TmpTrackPath))
{
using (var progressStream = new ProgressStream(outFile))
{
var streamLength = (long)video.StreamLength();
progressStream.BytesMoved += (sender, args) =>
{
Mp3Model.CurrentProgress = args.StreamLength * 100 / streamLength;
Debug.WriteLine($"{Mp3Model.CurrentProgress}% of video downloaded");
};
video.Stream().CopyTo(progressStream);
}
}
BeforeConversion(Mp3Model);
ExtractAudioFromVideo(CurrentFile);
AfterConversion(Mp3Model, CurrentFile);
}
}
}
});
}
