Audio.WebAudio.BiquadFilterNode

data BiquadFilterType

The filter type selects the filtering algorithm which in turn selects the range of frequencies to be filtered.

Constructors

• Lowpass
• Highpass
• Bandpass
• Lowshelf
• Highshelf
• Peaking
• Notch
• Allpass

Instances

• Show BiquadFilterType
• Eq BiquadFilterType
• Ord BiquadFilterType

readBiquadFilterType :: String -> BiquadFilterType

filterType :: BiquadFilterNode -> Effect BiquadFilterType

setFilterType :: BiquadFilterType -> BiquadFilterNode -> Effect Unit

filterFrequency :: BiquadFilterNode -> Effect AudioParam

The frequency in the current filtering algorithm measured in hertz (Hz).

quality :: BiquadFilterNode -> Effect AudioParam

The quality (or Q-Factor) represents the degree of resonance exhibited by the filter. See https://en.wikipedia.org/wiki/Q_factor.

gain :: BiquadFilterNode -> Effect AudioParam

The gain used in the current filtering algorithm.