public async Task <bool> Start(IProgress <FFmpegDownloaderProgress> Progress)
{
try
{
var lastProgress = -1;
await DownloadFFmpeg.DownloadArchive(P =>
{
if (lastProgress == P)
{
return;
}
// Report only if changed
Progress.Report(new FFmpegDownloaderProgress(P));
lastProgress = P;
}, _proxySettings.GetWebProxy(), _cancellationTokenSource.Token);
}
catch (WebException webException) when(webException.Status == WebExceptionStatus.RequestCanceled)
{
Progress.Report(new FFmpegDownloaderProgress(FFmpegDownloaderState.Cancelled));
return(false);
}
catch (Exception e)
{
Progress.Report(new FFmpegDownloaderProgress($"Failed - {e.Message}"));
return(false);
}
_cancellationTokenSource.Dispose();
// Download complete
Progress.Report(new FFmpegDownloaderProgress(100));
Progress.Report(new FFmpegDownloaderProgress(FFmpegDownloaderState.Extracting));
try
{
await DownloadFFmpeg.ExtractTo(FFmpegSettings.GetFolderPath());
}
catch (UnauthorizedAccessException)
{
Progress.Report(new FFmpegDownloaderProgress("Can't extract to specified directory"));
return(false);
}
catch
{
Progress.Report(new FFmpegDownloaderProgress("Extraction Failed"));
return(false);
}
Progress.Report(new FFmpegDownloaderProgress(FFmpegDownloaderState.Done));
return(true);
}
public async Task <bool> Start(IProgress <FFmpegDownloaderProgress> Progress, CancellationToken CancellationToken)
{
// First progress report takes some time
Progress.Report(new FFmpegDownloaderProgress(0));
try
{
var lastProgress = -1;
await DownloadFFmpeg.DownloadArchive(P =>
{
if (lastProgress == P)
{
return;
}
// Report only if changed
Progress.Report(new FFmpegDownloaderProgress(P));
lastProgress = P;
}, _proxySettings.GetWebProxy(), CancellationToken);
}
catch (WebException webException) when(webException.Status == WebExceptionStatus.RequestCanceled)
{
Progress.Report(new FFmpegDownloaderProgress(FFmpegDownloaderState.Cancelled));
return(false);
}
catch (Exception e)
{
Progress.Report(new FFmpegDownloaderProgress($"Failed - {e.Message}"));
return(false);
}
// Download complete
Progress.Report(new FFmpegDownloaderProgress(100));
Progress.Report(new FFmpegDownloaderProgress(FFmpegDownloaderState.Extracting));
try
{
var ffmpegFolder = _ffmpegSettings.GetFolderPath();
if (!Directory.Exists(ffmpegFolder))
{
Directory.CreateDirectory(ffmpegFolder);
}
await DownloadFFmpeg.ExtractTo(ffmpegFolder);
}
catch (UnauthorizedAccessException)
{
Progress.Report(new FFmpegDownloaderProgress("Can't extract to specified directory"));
return(false);
}
catch
{
Progress.Report(new FFmpegDownloaderProgress("Extraction Failed"));
return(false);
}
Progress.Report(new FFmpegDownloaderProgress(FFmpegDownloaderState.Done));
return(true);
}
