import { type Annotation } from './Annotations.js';
export type RecorderInterface = {
    sampleRate: number;
    pushSample(value: SampleValue): void;
    beginAnnotation(label: string): void;
    endAnnotation(): void;
    getAnnotations(): Annotation[];
};
export declare enum SampleValue {
    Low = -1,
    Zero = 0,
    High = 1
}