import { TestAudioBuffer } from "./TestAudioBuffer";
export declare function compareSpectra(bufferA: TestAudioBuffer, bufferB: TestAudioBuffer): number;
export declare function compareSignals(bufferA: TestAudioBuffer, bufferB: TestAudioBuffer): number;
export declare function toFile(callback: (context: OfflineAudioContext) => Promise<void> | void, filename: string, threshold?: number, forceRender?: boolean, duration?: number, channels?: number, sampleRate?: number): Promise<void>;
export declare function toFileSignal(callback: (context: OfflineAudioContext) => Promise<void> | void, filename: string, threshold?: number, forceRender?: boolean, duration?: number, channels?: number, sampleRate?: number): Promise<void>;