private void WriteLine(StreamWriter sw, int level, CUELine line)
{
WriteLine(sw, level, line.ToString());
}
public CUESheet(string path, bool autoCorrectFilenames)
{
string cueDir, lineStr, command, pathAudio, fileType;
CUELine line;
TrackInfo trackInfo;
int tempTimeLength, timeRelativeToFileStart, absoluteFileStartTime;
int fileTimeLengthSamples, fileTimeLengthFrames, i, trackNumber;
bool seenFirstFileIndex, seenDataTrack;
List <IndexInfo> indexes;
IndexInfo indexInfo;
SourceInfo sourceInfo;
_stop = false;
_attributes = new List <CUELine>();
_tracks = new List <TrackInfo>();
_sources = new List <SourceInfo>();
_sourcePaths = new List <string>();
_paddedToFrame = false;
_usePregapForFirstTrackInSingleFile = false;
_preserveHTOA = false;
_flacCompressionLevel = 5;
_flacVerify = false;
_wvCompressionMode = 1;
_wvExtraMode = 0;
_appliedWriteOffset = false;
cueDir = Path.GetDirectoryName(path);
pathAudio = null;
indexes = new List <IndexInfo>();
trackInfo = null;
absoluteFileStartTime = 0;
fileTimeLengthSamples = 0;
fileTimeLengthFrames = 0;
trackNumber = 0;
seenFirstFileIndex = false;
seenDataTrack = false;
if (autoCorrectFilenames)
{
CorrectAudioFilenames(path, false);
}
using (StreamReader sr = new StreamReader(path, CUESheet.Encoding)) {
while ((lineStr = sr.ReadLine()) != null)
{
line = new CUELine(lineStr);
if (line.Params.Count > 0)
{
command = line.Params[0].ToUpper();
if (command == "FILE")
{
fileType = line.Params[2].ToUpper();
if ((fileType == "BINARY") || (fileType == "MOTOROLA"))
{
seenDataTrack = true;
}
else if (seenDataTrack)
{
throw new Exception("Audio tracks cannot appear after data tracks.");
}
else
{
pathAudio = LocateFile(cueDir, line.Params[1]);
if (pathAudio == null)
{
throw new Exception("Unable to locate file \"" + line.Params[1] + "\".");
}
_sourcePaths.Add(pathAudio);
absoluteFileStartTime += fileTimeLengthFrames;
fileTimeLengthSamples = GetSampleLength(pathAudio);
fileTimeLengthFrames = (int)((fileTimeLengthSamples + 587) / 588);
seenFirstFileIndex = false;
}
}
else if (command == "TRACK")
{
if (line.Params[2].ToUpper() != "AUDIO")
{
seenDataTrack = true;
}
else if (seenDataTrack)
{
throw new Exception("Audio tracks cannot appear after data tracks.");
}
else
{
trackNumber = Int32.Parse(line.Params[1]);
if (trackNumber != _tracks.Count + 1)
{
throw new Exception("Invalid track number.");
}
trackInfo = new TrackInfo();
_tracks.Add(trackInfo);
}
}
else if (seenDataTrack)
{
// Ignore lines belonging to data tracks
}
else if (command == "INDEX")
{
timeRelativeToFileStart = General.TimeFromString(line.Params[2]);
if (!seenFirstFileIndex)
{
if (timeRelativeToFileStart != 0)
{
throw new Exception("First index must start at file beginning.");
}
seenFirstFileIndex = true;
sourceInfo.Path = pathAudio;
sourceInfo.Offset = 0;
sourceInfo.Length = fileTimeLengthSamples;
_sources.Add(sourceInfo);
if ((fileTimeLengthSamples % 588) != 0)
{
sourceInfo.Path = null;
sourceInfo.Offset = 0;
sourceInfo.Length = (fileTimeLengthFrames * 588) - fileTimeLengthSamples;
_sources.Add(sourceInfo);
_paddedToFrame = true;
}
}
indexInfo.Track = trackNumber;
indexInfo.Index = Int32.Parse(line.Params[1]);
indexInfo.Time = absoluteFileStartTime + timeRelativeToFileStart;
indexes.Add(indexInfo);
}
else if (command == "PREGAP")
{
if (seenFirstFileIndex)
{
throw new Exception("Pregap must occur at the beginning of a file.");
}
tempTimeLength = General.TimeFromString(line.Params[1]);
indexInfo.Track = trackNumber;
indexInfo.Index = 0;
indexInfo.Time = absoluteFileStartTime;
indexes.Add(indexInfo);
sourceInfo.Path = null;
sourceInfo.Offset = 0;
sourceInfo.Length = tempTimeLength * 588;
_sources.Add(sourceInfo);
absoluteFileStartTime += tempTimeLength;
}
else if (command == "POSTGAP")
{
throw new Exception("POSTGAP command isn't supported.");
}
else if ((command == "REM") &&
(line.Params.Count >= 3) &&
(line.Params[1].Length >= 10) &&
(line.Params[1].Substring(0, 10).ToUpper() == "REPLAYGAIN"))
{
// Remove ReplayGain lines
}
else
{
if (trackInfo != null)
{
trackInfo.Attributes.Add(line);
}
else
{
_attributes.Add(line);
}
}
}
}
}
if (trackNumber == 0)
{
throw new Exception("File must contain at least one audio track.");
}
// Add dummy track for calculation purposes
indexInfo.Track = trackNumber + 1;
indexInfo.Index = 1;
indexInfo.Time = absoluteFileStartTime + fileTimeLengthFrames;
indexes.Add(indexInfo);
// Calculate the length of each index
for (i = 0; i < indexes.Count - 1; i++)
{
indexInfo = indexes[i];
tempTimeLength = indexes[i + 1].Time - indexInfo.Time;
if (tempTimeLength > 0)
{
_tracks[indexInfo.Track - 1].AddIndex((indexInfo.Index == 0), tempTimeLength);
}
else if (tempTimeLength < 0)
{
throw new Exception("Indexes must be in chronological order.");
}
}
for (i = 0; i < TrackCount; i++)
{
if (_tracks[i].LastIndex < 1)
{
throw new Exception("Track must have an INDEX 01.");
}
}
// Store the audio filenames, generating generic names if necessary
_hasSingleFilename = (_sourcePaths.Count == 1);
_singleFilename = _hasSingleFilename ? Path.GetFileName(_sourcePaths[0]) :
"Range.wav";
_hasHTOAFilename = (_sourcePaths.Count == (TrackCount + 1));
_htoaFilename = _hasHTOAFilename ? Path.GetFileName(_sourcePaths[0]) : "01.00.wav";
_hasTrackFilenames = (_sourcePaths.Count == TrackCount) || _hasHTOAFilename;
_trackFilenames = new List <string>();
for (i = 0; i < TrackCount; i++)
{
_trackFilenames.Add(_hasTrackFilenames ? Path.GetFileName(
_sourcePaths[i + (_hasHTOAFilename ? 1 : 0)]) : String.Format("{0:00}.wav", i + 1));
}
}
public static void CorrectAudioFilenames(string path, bool always)
{
string[] audioExts = new string[] { "*.wav", "*.flac", "*.wv" };
List <string> lines = new List <string>();
List <int> filePos = new List <int>();
bool foundAll = true;
string[] audioFiles = null;
string lineStr;
CUELine line;
string dir;
int i;
dir = Path.GetDirectoryName(path);
using (StreamReader sr = new StreamReader(path, CUESheet.Encoding)) {
while ((lineStr = sr.ReadLine()) != null)
{
lines.Add(lineStr);
line = new CUELine(lineStr);
if ((line.Params.Count == 3) && (line.Params[0].ToUpper() == "FILE"))
{
string fileType = line.Params[2].ToUpper();
if ((fileType != "BINARY") && (fileType != "MOTOROLA"))
{
filePos.Add(lines.Count - 1);
foundAll &= (LocateFile(dir, line.Params[1]) != null);
}
}
}
}
if (foundAll && !always)
{
return;
}
for (i = 0; i < audioExts.Length; i++)
{
audioFiles = Directory.GetFiles(dir, audioExts[i]);
if (audioFiles.Length == filePos.Count)
{
break;
}
}
if (i == audioExts.Length)
{
throw new Exception("Unable to locate the audio files.");
}
Array.Sort(audioFiles);
for (i = 0; i < filePos.Count; i++)
{
lines[filePos[i]] = "FILE \"" + Path.GetFileName(audioFiles[i]) + "\" WAVE";
}
using (StreamWriter sw = new StreamWriter(path, false, CUESheet.Encoding)) {
for (i = 0; i < lines.Count; i++)
{
sw.WriteLine(lines[i]);
}
}
}
