/* tslint:disable */
/* eslint-disable */

/**
 * Result of one-shot fingerprint: raw u32 array and base64 compressed string.
 */
export class FingerprintFromSamplesResult {
    private constructor();
    free(): void;
    [Symbol.dispose](): void;
    compressed: string;
    raw: Uint32Array;
}

/**
 * Create a new fingerprinter. Uses the default preset (compatible with AcoustID).
 */
export class Fingerprinter {
    free(): void;
    [Symbol.dispose](): void;
    /**
     * Feed interleaved i16 samples (e.g. from decodeAudioData → getChannelData → convert to i16).
     * Pass an Int16Array from JS.
     */
    consume(samples: Int16Array): void;
    /**
     * Call when all samples have been fed.
     */
    finish(): void;
    /**
     * Compressed fingerprint as base64 (AcoustID/fpcalc format). Only valid after finish().
     */
    getCompressedFingerprint(): string;
    /**
     * Raw fingerprint (u32 array). Only valid after finish().
     */
    getFingerprint(): Uint32Array;
    constructor();
    /**
     * Start fingerprinting. Call with your audio's sample rate (e.g. 44100) and channel count (1 or 2).
     */
    start(sample_rate: number, channels: number): void;
}

/**
 * Result of matching two fingerprints.
 */
export class MatchFingerprintsResult {
    private constructor();
    free(): void;
    [Symbol.dispose](): void;
    segments: MatchSegment[];
}

/**
 * A matched segment between two fingerprints.
 */
export class MatchSegment {
    private constructor();
    free(): void;
    [Symbol.dispose](): void;
    readonly duration: number;
    readonly end1: number;
    readonly end2: number;
    readonly score: number;
    readonly start1: number;
    readonly start2: number;
}

/**
 * One-shot: compute fingerprint from interleaved i16 samples.
 */
export function fingerprintFromSamples(sample_rate: number, channels: number, samples: Int16Array): FingerprintFromSamplesResult;

/**
 * Match two raw fingerprints (u32 arrays). Returns segments of similar audio.
 */
export function matchFingerprints(raw1: Uint32Array, raw2: Uint32Array): MatchFingerprintsResult;