public void InitTracks(string songName)
{
if (!string.IsNullOrWhiteSpace(SongDirectory))
{
MapReader = new FileMapReader(SongDirectory + "\\mapping.txt");
bool isMSPInit = false;
string[] tracks = MapReader.GetAvailableTracks(songName);
string musicDirectory = SongDirectory + "\\";
loopSampleProviders = new List <LoopSampleProvider>();
volumeSampleProviders = new Dictionary <string, VolumeSampleProvider>();
foreach (var track in tracks)
{
string trackFile = MapReader.GetValue(songName, track);
int loopStart = int.Parse(MapReader.GetValue(songName, "loop_start"));
int loopEnd = int.Parse(MapReader.GetValue(songName, "loop_end"));
int.TryParse(MapReader.GetValue(songName, "dly_" + track), out int startSample);
var reader = new CustomVorbisWaveReader(musicDirectory + trackFile);
loopSampleProviders.Add(new LoopSampleProvider(reader, loopStart, loopEnd, startSample)
{
Loop = Loop
});
volumeSampleProviders.Add(track, new VolumeSampleProvider(loopSampleProviders.Last())
{
Volume = 0.0f
});
Console.WriteLine($"Added track \"{track}\" for song \"{songName}\".");
Console.WriteLine();
Console.WriteLine($"Start offset is {startSample}.");
Console.WriteLine();
if (!isMSPInit)
{
mixingSampleProvider = new MixingSampleProvider(loopSampleProviders.First().WaveFormat);
isMSPInit = true;
}
mixingSampleProvider.AddMixerInput(volumeSampleProviders.Last().Value);
}
currentSong = songName;
MapReader.Dispose();
}
}
/// <summary>
/// Disposes this WaveStream
/// </summary>
protected override void Dispose(bool disposing)
{
if (disposing)
{
if (sourceStream != null)
{
sourceStream.Dispose();
sourceStream = null;
}
}
else
{
System.Diagnostics.Debug.Assert(false, "WaveOffsetStream was not Disposed");
}
base.Dispose(disposing);
}
public CachedSound(Stream audioResource)
{
using (CustomVorbisWaveReader cvwr = new CustomVorbisWaveReader(audioResource))
{
WaveFormat = cvwr.WaveFormat;
List <float> wholeFile = new List <float>((int)(cvwr.Length / 4));
float[] buffer = new float[cvwr.WaveFormat.SampleRate * cvwr.WaveFormat.Channels];
int samplesRead;
while ((samplesRead = cvwr.Read(buffer, 0, buffer.Length)) > 0)
{
wholeFile.AddRange(buffer.Take(samplesRead));
}
AudioData = wholeFile.ToArray();
}
}
/// <summary>
/// Creates a new WaveOffsetStream
/// </summary>
/// <param name="sourceStream">the source stream</param>
/// <param name="startSample">the time at which we should start reading from the source stream</param>
/// <param name="sourceOffset">amount to trim off the front of the source stream</param>
/// <param name="sourceLength">length of time to play from source stream</param>
public CustomWaveOffsetStream(CustomVorbisWaveReader sourceStream, int startSample, int sourceOffset, long sourceLength)
{
//if (sourceStream.WaveFormat.Encoding != WaveFormatEncoding.Pcm)
// throw new ArgumentException("Only PCM supported");
// TODO: add support for IEEE float + perhaps some others -
// anything with a fixed bytes per sample
this.sourceStream = sourceStream;
position = 0;
bytesPerSample = (sourceStream.WaveFormat.BitsPerSample / 8) * sourceStream.WaveFormat.Channels;
StartSample = startSample;
SourceOffset = sourceOffset;
SourceLength = sourceLength;
Console.WriteLine("SourceLength : " + SourceLength);
Console.WriteLine("SourceLengthBytes : " + sourceLengthBytes);
Console.WriteLine("BytesPerSample : " + bytesPerSample);
Console.WriteLine();
}
/// <summary>
/// Creates a WaveOffsetStream with default settings (no offset or pre-delay,
/// and whole length of source stream)
/// </summary>
/// <param name="sourceStream">The source stream</param>
public CustomWaveOffsetStream(CustomVorbisWaveReader sourceStream)
: this(sourceStream, 0, 0, sourceStream.Length)
{
}
