//private static int Main(string[] args)
//{
// var parameters = new RunParameters();
// parameters.TempoDelta = 50;
// parameters.PitchDelta = 5;
// parameters.Speech = true;
// var inBytes = System.IO.File.ReadAllBytes("Test.wav");
// var inStream = new MemoryStream(inBytes);
// var outStream = new MemoryStream();
// Process(inStream, outStream, parameters);
// var outBytes = outStream.ToArray();
// File.WriteAllBytes("Test_Pith_Tempo_ms.wav", outBytes);
// return 0;
//}
public static void Process(Stream inStream, Stream outStream, RunParameters parameters)
{
var soundTouch = new SoundTouch <TSampleType, TLongSampleType>();
// Open Input file.
var inFile = new WavInFile(inStream);
//var inFile = new WavInFile("Test.wav");
int bits = inFile.GetNumBits();
int samplerate = inFile.GetSampleRate();
int channels = inFile.GetNumChannels();
// Open output file.
var outFile = new WavOutFile(outStream, samplerate, bits, channels);
//var outFile = new WavOutFile("Test_Pith_Tempo.wav", samplerate, bits, channels);
if (parameters.DetectBpm)
{
// detect sound BPM (and adjust processing parameters
// accordingly if necessary)
DetectBpm(inFile, parameters);
}
// Setup the 'SoundTouch' object for processing the sound
int sampleRate = inFile.GetSampleRate();
soundTouch.SetSampleRate(sampleRate);
soundTouch.SetChannels(channels);
soundTouch.SetTempoChange(parameters.TempoDelta);
soundTouch.SetPitchSemiTones(parameters.PitchDelta);
soundTouch.SetRateChange(parameters.RateDelta);
soundTouch.SetSetting(SettingId.UseQuickseek, parameters.Quick);
soundTouch.SetSetting(SettingId.UseAntiAliasFilter, (parameters.NoAntiAlias == 1) ? 0 : 1);
if (parameters.Speech)
{
// use settings for speech processing
soundTouch.SetSetting(SettingId.SequenceDurationMs, 40);
soundTouch.SetSetting(SettingId.SeekwindowDurationMs, 15);
soundTouch.SetSetting(SettingId.OverlapDurationMs, 8);
}
// Process the sound
Process(soundTouch, inFile, outFile);
if (inFile != null)
{
inFile.Dispose();
}
if (outFile != null)
{
outFile.Dispose();
}
}