public static List <T> StaticConvert(string value, OnConvert convert)
{
List <T> results = new List <T>();
if (!string.IsNullOrEmpty(value))
{
foreach (string val in value.Split(','))
{
if (string.IsNullOrEmpty(val))
{
continue;
}
List <T> values = convert(val);
if (values == null)
{
return(null);
}
results.AddRange(values);
}
}
return(results);
}
public static List <T> StaticConvert(string value, OnConvert convert)
{
List <T> results = new List <T>();
if (!string.IsNullOrEmpty(value))
{
foreach (string val in value.Split(','))
{
if (string.IsNullOrEmpty(val))
{
continue;
}
T result;
if (!convert(val, out result))
{
continue;
}
results.Add(result);
}
}
return(results);
}
public void Convert(ICollection <InputFileItem> fileItems)
{
_tokenSource = new CancellationTokenSource();
Task.Run(() =>
{
try
{
OnConvert?.Invoke(this, new ConvertEventArgs(ConvertEventType.BeginConvert, $"{Properties.Resources.Convert_Start} {fileItems.Count()} {Properties.Resources.files}"));
foreach (var item in fileItems)
{
if (_tokenSource.IsCancellationRequested)
{
_tokenSource.Token.ThrowIfCancellationRequested();
}
if (!item.Path.EndsWith("m4a") && !item.Path.EndsWith(".m4b"))
{
OnConvert?.Invoke(this, new ConvertEventArgs(ConvertEventType.ConvertToAAC, $"{Properties.Resources.Converting}: {item.FileName}"));
using (var filestream = new MediaFoundationReader(item.Path))
{
item.WorkingPath = Path.GetTempFileName();
MediaFoundationEncoder.EncodeToAac(filestream, item.WorkingPath);
}
}
}
OnConvert?.Invoke(this, new ConvertEventArgs(ConvertEventType.EndConvert));
}
catch (OperationCanceledException oe)
{
OnConvert?.Invoke(this, new ConvertEventArgs(ConvertEventType.Cancelled, oe.Message));
}
catch (Exception e)
{
OnConvert?.Invoke(this, new ConvertEventArgs(ConvertEventType.Error, e.Message));
}
finally
{
foreach (var item in fileItems)
{
File.Delete(item.WorkingPath);
}
}
}, _tokenSource.Token);
}
public static string StaticConvert(IEnumerable <T> list, OnConvert convert)
{
if (list == null)
{
return(""); // Must return a non-null
}
string results = ""; // Must return a non-null
foreach (T key in list)
{
if (!string.IsNullOrEmpty(results))
{
results += ",";
}
results += convert(key);
}
return(results);
}
public void Abort()
{
_tokenSource.Cancel(true);
OnConvert?.Invoke(this, new ConvertEventArgs(ConvertEventType.Aborting, Properties.Resources.Convert_Aborting));
}
