private AudioMetadata GetAudioMetadata(string audioFilePath)
{
var audioData = AudioSampleReader.ReadMonoSamples(audioFilePath, out var sampleRate);
var beatDetectorResult = beatDetector.DetectBeats(audioData, sampleRate);
return(new AudioMetadata
{
SampleRate = sampleRate,
Length = TimeSpan.FromSeconds(audioData.Count / (double)sampleRate),
BeatDetectorResult = beatDetectorResult
});
}
public void ApplyModel()
{
var songFilePath = @"C:\Users\Jan\Music\Dimitri Vegas - Ocarina.mp3";
var sut = new BeatDetector();
var signal = AudioSampleReader.ReadMonoSamples(songFilePath, out var sampleRate);
var beatDetectorResult = sut.DetectBeats(signal, sampleRate);
Console.WriteLine($@"BPM: {beatDetectorResult.BeatsPerMinute:F0}");
foreach (var beat in beatDetectorResult.DetectedBeats)
{
Console.WriteLine($@"{beat.SampleIndex};{beat.Strength}");
}
}