Type Alias: BiquadWidthType
type BiquadWidthType = "h" | "q" | "o" | "s" | "k";
Defined in: packages/player/src/filters.ts:407
How a biquad filter's width is interpreted (ffmpeg's width_type/t).
From af_biquads.c:1480-1487 (WIDTH_TYPE_OPTION) — h Hz, q Q-factor,
o octave, s slope, k kHz.