IEnumerator StartAnalyze()
{
foreach (Analysis analysis in analyses)
{
analysis.Init(totalFrames);
}
beatTracker.Init(frameLength);
segmenter.Init();
int count = preAnalyze ? totalFrames : lead + analysisWidth;
float[] samples = new float[count * frameSpacing * channels];
audioClip.GetData(samples, 0);
analyze = new Thread(() => Analyze(samples));
analyze.Start();
while (analyze.IsAlive)
{
yield return(null);
}
if (_trackBeat)
{
beatTracker.FillStart();
}
if (lastFrame == totalFrames - 1)
{
OnAnalysisDone();
}
}
private void LoadNewSong(AudioClip audioClip)
{
audioSource.Stop();
audioSource.clip = audioClip;
totalSamples = audioSource.clip.samples;
totalSamples -= totalSamples % frameSpacing;
totalFrames = totalSamples / frameSpacing;
_frameLength = 1 / ((float)audioSource.clip.frequency / (float)frameSpacing);
foreach (Analysis s in analyses)
{
s.Init(totalFrames);
}
beatTracker.Init(frameLength);
segmenter.Init();
analysisDone = false;
currentFrame = 0;
_lastFrame = 0;
lastDataFrame = 0;
songLoaded = false;
if (!_preCalculate)
{
_storeAnalyses = false;
analyzeRoutine = StartCoroutine(AsyncAnalyze(_lead + 300));
}
else
{
_lead = 300;
if (_storeAnalyses)
{
if (File.Exists(Application.persistentDataPath + Path.DirectorySeparatorChar + audioSource.clip.name + ".rthm"))
{
SongData songData = SongData.Deserialize(audioSource.clip.name);
if (songData.length == totalFrames)
{
_lastFrame = totalFrames;
analysisDone = true;
foreach (AnalysisData data in songData.analyses)
{
foreach (Analysis a in analyses)
{
if (a.name == data.name)
{
a.Init(data);
}
}
}
beatTracker.Init(songData);
segmenter.Init(songData);
songLoaded = true;
InitializeEventProviders();
gameObject.SendMessage("OnReadyToPlay", SendMessageOptions.DontRequireReceiver);
return;
}
}
}
analyzeRoutine = StartCoroutine(AsyncAnalyze(totalFrames));
}
}
