/**
 * Replicate Music Handler (MusicGen default)
 *
 * Routes music generation through Replicate's universal prediction
 * lifecycle. Default model is Meta's MusicGen; alternatives include
 * Riffusion, AudioGen, and AudioLDM via `options.model`.
 *
 * @module music/providers/ReplicateMusic
 * @see https://replicate.com/meta/musicgen
 */
import type { MusicAudioFormat, MusicHandler, MusicOptions, MusicResult } from "../../types/index.js";
export declare class ReplicateMusic implements MusicHandler {
    readonly maxDurationSeconds = 30;
    readonly supportedFormats: readonly MusicAudioFormat[];
    readonly supportedGenres: readonly string[];
    isConfigured(): boolean;
    generate(options: MusicOptions): Promise<MusicResult>;
    private buildPrompt;
    private resolveBuffer;
    /**
     * Detect audio MIME subtype from magic bytes.
     *
     * - WAV : "RIFF" header (52 49 46 46)
     * - MP3 : ID3 tag (49 44 33) or MPEG sync word 0xFF 0xEx
     * - OGG : "OggS" capture pattern (4F 67 67 53)
     * - M4A : "ftyp" box at offset 4
     *
     * Falls back to "mp3" when detection is inconclusive.
     */
    private detectAudioType;
}