private async void Video()
{
try
{
IsVideoDownloading = true;
MP3ButtonEnabled = false;
VideoButtonEnabled = false;
await _YoutubeClient.DownloadHighestVideo(VideoUrl, _VideoProgress, VideoDownloadInfo, null, null, CancellationToken.None);
}
catch (HttpRequestException ex)
{
MessageBox.Show("Fehler beim Verbindungsaufbau" + Environment.NewLine + ex.Message +
(ex.InnerException == null ? Environment.NewLine + ex.InnerException.Message : ""));
}
catch (ArgumentException ex)
{
MessageBox.Show(ex.Message, "Ungültiger Parameter");
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString());
}
finally
{
MP3ButtonEnabled = true;
VideoButtonEnabled = true;
IsVideoDownloading = false;
VideoPercentage = 0;
}
}
private async void Work()
{
if (isRunning)
{
if (!cancellationTokenSource.IsCancellationRequested)
{
if (MessageBox.Show("Do u want to cancel the download?", "", MessageBoxButtons.YesNo) == DialogResult.Yes)
{
cancellationTokenSource.Cancel();
}
}
return;
}
if (string.IsNullOrEmpty(textBoxVideoId.Text))
{
return;
}
if (!ValidateSettings())
{
return;
}
buttonDownload.Text = "cancel";
var progress = new Progress <double>(x =>
{
if (this.IsDisposed)
{
return;
}
toolStripProgressBar.Value = (int)x;
toolStripStatusLabel.Text = $"downloading {x.ToString("00.00")}%";
});
try
{
isRunning = true;
YoutubeClient = new YoutubeClient(Settings.FFmpegLocation, Settings.DownloadLocation, progress, Settings.OverwriteFiles, cancellationTokenSource.Token);
YoutubeClient.VideoDownloadInfo += this.YoutubeClient_VideoDownloadInfo;
YoutubeClient.MuxingStarted += (s, e) => this.Invoke(() => toolStripStatusLabel.Text = "muxing started");
YoutubeClient.MuxingFinished += (s, e) => this.Invoke(() => toolStripStatusLabel.Text = "muxing finished");
await YoutubeClient.DownloadHighestVideo(textBoxVideoId.Text);
}
catch (ArgumentException ex) when(ex.ParamName == "videoId")
{
MessageBox.Show("Invalid video id");
}
catch (TaskCanceledException) when(cancellationTokenSource.IsCancellationRequested)
{
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "An error ocurred");
}
finally
{
isRunning = false;
YoutubeClient = null;
cancellationTokenSource = new CancellationTokenSource();
if (!this.IsDisposed)
{
buttonDownload.Text = "download";
toolStripProgressBar.Value = 0;
toolStripStatusLabel.Text = "";
labelVideoTitelValue.Text = "";
labelAudioSizeValue.Text = "";
labelVideoSizeValue.Text = "";
labelTotalSizeValue.Text = "";
}
}
}
