getQualityFactor

System object: dsp.ParametricEQFilter
Package: dsp

Convert bandwidth to quality factor

Compatibility

Note

The dsp.ParametricEQFilter object will be removed in a future release. Existing instances of the object continue to run. For new code, use the multibandParametricEQ object from Audio Toolbox™ instead.

Syntax

Q = getQualityFactor(H)

Description

Q = getQualityFactor(H) returns the quality factor (Q factor) for the parametric equalizer filter. The Q factor is defined as the center frequency divided by the bandwidth.