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Interface: PassOptions

Defined in: packages/player/src/filters.ts:490

AudioFilters.lowpass / AudioFilters.highpass options.

af_biquads.c:1629-1640 / :1646-1657. Same bounds as the shaping filters; ffmpeg's default width for both is 0.707 (Butterworth Q).

Properties​

frequency​

readonly frequency: number;

Defined in: packages/player/src/filters.ts:492

Corner (−3 dB) frequency in Hz (f), 0–999999.

poles?​

readonly optional poles?: 2 | 1;

Defined in: packages/player/src/filters.ts:498

1 or 2 poles (p). Defaults to ffmpeg's 2.

width?​

readonly optional width?: number;

Defined in: packages/player/src/filters.ts:494

Band width, 0–99999, interpreted per widthType (w).

widthType?​

readonly optional widthType?: BiquadWidthType;

Defined in: packages/player/src/filters.ts:496

How width is read (t). Defaults to 'q', as ffmpeg does.