static void ProcessAudio(TextSaberFile.LevelConfig config, string outDir)
{
if (string.IsNullOrEmpty(config.AudioFile))
{
return;
}
var ffmpeg = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "ffmpeg");
string firstInput = null;
const string tmpSilence = "tmp_silence.ac3";
if (config.AudioDelay > 0)
{
Process.Start(ffmpeg,
$"-y -f lavfi -i anullsrc=cl=stereo -t {config.AudioDelay} {tmpSilence}");
firstInput = $"-i {tmpSilence}";
}
const string codec = "-codec libvorbis -b:a 192k"; // TODO: Options for this
// Copy or transcode to .ogg
var newPath = Path.Combine(outDir, FinalAudioName);
if (firstInput == null &&
Path.GetExtension(config.AudioFile).Equals(".ogg", StringComparison.OrdinalIgnoreCase))
{
File.Copy(config.AudioFile, newPath, true);
}
else
{
Process.Start(ffmpeg,
$"-y {firstInput} -i \"{config.AudioFile}\" "
+ $"-filter_complex 'concat=n=2:v=0:a=1[a]' -map '[a]' {codec} \"{newPath}\"")
.WaitForExit();
File.Delete(tmpSilence);
}
config.AudioFile = newPath;
}
static void Main(string[] args)
{
Console.WriteLine("TextSaber converter, yay!");
var inFile = args[0];
var outDir = args[1];
Directory.CreateDirectory(outDir);
var frames = TextSaberFile.Parse(inFile, new ParserConfig()).ToArray();
var config = new TextSaberFile.LevelConfig();
var notes = TextSaberFile.EmitNotes(frames, config).ToArray();
ProcessAudio(config, outDir);
var info = new JSONModel.SongInfo
{
songName = config.Title,
songSubName = config.SubTitle,
authorName = config.Author,
beatsPerMinute = config.BPM,
// preview??
// environmentName,
};
var coverImageSrc = Path.ChangeExtension(inFile, ".jpg");
if (File.Exists(coverImageSrc))
{
const string coverImageDst = "cover.jpg";
info.coverImagePath = coverImageDst;
File.Copy(coverImageSrc, Path.Combine(outDir, coverImageDst));
}
foreach (var d in (JSONModel.BSDifficulty[])Enum.GetValues(typeof(JSONModel.BSDifficulty)))
{
var level = new JSONModel.LevelData
{
_beatsPerMinute = config.BPM,
_notes = notes.OfType <Note>()
.Where(n => (n.DifficultyMask & (1 << (int)d)) != 0)
.Select(n => new JSONModel.Note
{
_time = n.Time,
_cutDirection = (int)n.CutDirection,
_type = (int)n.Color,
_lineIndex = n.X,
_lineLayer = n.Y
}).ToList(),
_obstacles = notes.OfType <Obstacle>()
.Where(n => (n.DifficultyMask & (1 << (int)d)) != 0)
.Select(n => new JSONModel.Obstacle
{
_time = n.Time,
_width = Math.Abs(n.X2 - n.X1) + 1,
_duration = n.Length,
_lineIndex = Math.Min(n.X1, n.X2),
_type = Math.Min(n.Y1, n.Y2) >= 2 ? 1 : 0
}).ToList()
};
if (level._notes.Count > 0)
{
var jsonPath = $"{d}.json";
File.WriteAllText(Path.Combine(outDir, jsonPath),
Newtonsoft.Json.JsonConvert.SerializeObject(level));
info.difficultyLevels.Add(new JSONModel.LevelInfo
{
difficulty = d,
difficultyRank = (int)d, // TODO: check this??
audioPath = FinalAudioName,
offset = config.OffsetMs,
oldOffset = config.OffsetMs, // TODO: check this??
});
}
}
File.WriteAllText(Path.Combine(outDir, "info.json"),
Newtonsoft.Json.JsonConvert.SerializeObject(info));
}