import RateTransposer from './RateTransposer.js';
import Stretch from './Stretch.js';
import FifoSampleBuffer from './FifoSampleBuffer.js';
/**
 * Main processing engine for pitch shifting, tempo adjustment, and rate transposition.
 * Set pitch, tempo, rate, or pitchSemitones for real-time audio manipulation.
 */
export default class SoundTouch {
    transposer: RateTransposer;
    stretch: Stretch;
    private _inputBuffer;
    private _intermediateBuffer;
    private _outputBuffer;
    private _rate;
    private _tempo;
    virtualPitch: number;
    virtualRate: number;
    virtualTempo: number;
    /**
     * Creates a new SoundTouch processor instance.
     */
    constructor();
    clear(): void;
    clone(): SoundTouch;
    get rate(): number;
    set rate(rate: number);
    set rateChange(rateChange: number);
    get tempo(): number;
    set tempo(tempo: number);
    set tempoChange(tempoChange: number);
    set pitch(pitch: number);
    set pitchOctaves(pitchOctaves: number);
    set pitchSemitones(pitchSemitones: number);
    get inputBuffer(): FifoSampleBuffer;
    get outputBuffer(): FifoSampleBuffer;
    calculateEffectiveRateAndTempo(): void;
    process(): void;
}
//# sourceMappingURL=SoundTouch.d.ts.map