static void Main(string[] args)
{
if (args.Length < 0)
{
return;
}
PeakMeter peakMeter1 = new PeakMeter();
Amplifier amplifier = new Amplifier(AudioTools.dBFSToLinearf(12f));
PeakLimiter limiter = new PeakLimiter(20, 20, AudioTools.dBFSToLinearf(-3.0f));
PeakMeter peakMeter2 = new PeakMeter();
FilterChain filterChain = new FilterChain();
filterChain.Filters.Add(peakMeter1);
filterChain.Filters.Add(amplifier);
filterChain.Filters.Add(limiter);
filterChain.Filters.Add(peakMeter2);
WaveFileReader waveFileReader = new WaveFileReader(args[0]);
waveFileReader.Position = 0;
byte[] byteBuffer = new byte[10 * 1024];
float [] floatBuffer = null;
int bytesRead = 0, samplesAvailable = 0;
filterChain.Init(waveFileReader.WaveFormat.SampleRate, waveFileReader.WaveFormat.Channels);
int processed = 0;
while (true)
{
bytesRead = waveFileReader.Read(byteBuffer, 0, 10 * 1024);
if (bytesRead == 0)
{
break;
}
AudioBufferConverter.ConvertByteArrayToFloatArray(byteBuffer, bytesRead, waveFileReader.WaveFormat.BitsPerSample, ref floatBuffer, ref samplesAvailable);
filterChain.ProcessFrames(floatBuffer, samplesAvailable);
processed += bytesRead;
}
System.Console.WriteLine("processed: " + processed);
System.Console.WriteLine("peak1: " + peakMeter1.GlobalPeakSinceStartdBFS);
System.Console.WriteLine("peak2: " + peakMeter2.GlobalPeakSinceStartdBFS);
System.Console.ReadKey();
}