private void backgroundWorkerMain_DoWork(object sender, DoWorkEventArgs e)
{
BackgroundWorker worker = sender as BackgroundWorker;
MkvExtractProgress progress = new MkvExtractProgress();
progress.MaxEpisode = selectedMkvFiles.Count;
foreach (string file in selectedMkvFiles)
{
progress.CurEpisode++;
List <MkvTrack> tracks = null;
if (trackTypeToExtract == "All subtitle tracks")
{
tracks = UtilsMkv.getSubtitleTrackList(file);
}
else if (trackTypeToExtract == "All audio tracks")
{
tracks = UtilsMkv.getAudioTrackList(file);
}
else
{
tracks = UtilsMkv.getTrackList(file);
}
progress.CurTrack = 0;
progress.MaxTrack = tracks.Count;
foreach (MkvTrack track in tracks)
{
if (worker.CancellationPending)
{
e.Cancel = true;
return;
}
progress.CurTrack++;
worker.ReportProgress(0, progress);
string displayLang = UtilsLang.LangThreeLetter2Full(track.Lang);
if (displayLang == "")
{
displayLang = "Unknown";
}
string fileName =
$"{outDir}{Path.DirectorySeparatorChar}{Path.GetFileNameWithoutExtension(file)} - Track {Convert.ToInt32(track.TrackID):00} - {displayLang}.{track.Extension}";
UtilsMkv.extractTrack(file, track.TrackID, fileName);
}
}
}
/// <summary>
/// Get list of audio tracks in the provided .mkv file.
/// </summary>
public static List <MkvTrack> getAudioTrackList(string mkvFile)
{
List <MkvTrack> audioTrackList = new List <MkvTrack>();
List <MkvTrack> allTrackList = UtilsMkv.getTrackList(mkvFile);
foreach (MkvTrack track in allTrackList)
{
if (track.TrackType == TrackType.AUDIO)
{
audioTrackList.Add(track);
}
}
return(audioTrackList);
}
/// <summary>
/// Get list of subtitle tracks in the provided .mkv file.
/// </summary>
public static List <MkvTrack> getSubtitleTrackList(string mkvFile)
{
List <MkvTrack> subtitleTrackList = new List <MkvTrack>();
List <MkvTrack> allTrackList = UtilsMkv.getTrackList(mkvFile);
foreach (MkvTrack track in allTrackList)
{
if (track.TrackType == TrackType.SUBTITLES)
{
subtitleTrackList.Add(track);
}
}
return(subtitleTrackList);
}