/**
* Create a new pitch detector for a stream with the defined sample rate.
* Processes the audio in blocks of the defined size.
*
* @param audioSampleRate
* The sample rate of the audio stream. E.g. 44.1 kHz.
* @param bufferSize
* The size of a buffer. E.g. 1024.
*/
public Yin(float audioSampleRate, int bufferSize)
{
this.sampleRate = audioSampleRate;
this.threshold = DEFAULT_THRESHOLD;
yinBuffer = new float[bufferSize / 2];
result = new PitchDetectionResult();
}
/**
* Create a new pitch detector for a stream with the defined sample rate.
* Processes the audio in blocks of the defined size.
*
* @param audioSampleRate
* The sample rate of the audio stream. E.g. 44.1 kHz.
* @param bufferSize
* The size of a buffer. E.g. 1024.
* @param yinThreshold
* The parameter that defines which peaks are kept as possible
* pitch candidates. See the YIN paper for more details.
*/
public Yin(float audioSampleRate, int bufferSize, double yinThreshold)
{
this.sampleRate = audioSampleRate;
this.threshold = yinThreshold;
yinBuffer = new float[bufferSize / 2];
result = new PitchDetectionResult();
}
/**
* Create a new pitch detector for a stream with the defined sample rate.
* Processes the audio in blocks of the defined size.
*
* @param audioSampleRate
* The sample rate of the audio stream. E.g. 44.1 kHz.
* @param bufferSize
* The size of a buffer. E.g. 1024.
*/
public Yin(float audioSampleRate, int bufferSize)
{
this.sampleRate = audioSampleRate;
this.threshold = DEFAULT_THRESHOLD;
yinBuffer = new float[bufferSize / 2];
result = new PitchDetectionResult();
}
/**
* Create a new pitch detector for a stream with the defined sample rate.
* Processes the audio in blocks of the defined size.
*
* @param audioSampleRate
* The sample rate of the audio stream. E.g. 44.1 kHz.
* @param bufferSize
* The size of a buffer. E.g. 1024.
* @param yinThreshold
* The parameter that defines which peaks are kept as possible
* pitch candidates. See the YIN paper for more details.
*/
public Yin( float audioSampleRate, int bufferSize, double yinThreshold)
{
this.sampleRate = audioSampleRate;
this.threshold = yinThreshold;
yinBuffer = new float[bufferSize / 2];
result = new PitchDetectionResult();
}
/**
* A copy constructor. Since PitchDetectionResult objects are reused for performance reasons, creating a copy can be practical.
* @param other
*/
public PitchDetectionResult(PitchDetectionResult other)
{
this.pitch = other.pitch;
this.probability = other.probability;
this.pitched = other.pitched;
}
/**
* A copy constructor. Since PitchDetectionResult objects are reused for performance reasons, creating a copy can be practical.
* @param other
*/
public PitchDetectionResult(PitchDetectionResult other)
{
this.pitch = other.pitch;
this.probability = other.probability;
this.pitched = other.pitched;
}
