import { AudioEngine, MIDINoteNumber, Velocity } from '../types';
declare const INSTRUMENTS: readonly ["acoustic_grand_piano", "bright_acoustic_piano", "electric_grand_piano", "honkytonk_piano", "electric_piano_1", "electric_piano_2", "harpsichord", "clavinet", "celesta", "glockenspiel", "music_box", "vibraphone", "marimba", "xylophone", "tubular_bells", "dulcimer", "drawbar_organ", "percussive_organ", "rock_organ", "church_organ", "reed_organ", "accordion", "harmonica", "tango_accordion", "acoustic_guitar_nylon", "acoustic_guitar_steel", "electric_guitar_jazz", "electric_guitar_clean", "electric_guitar_muted", "overdriven_guitar", "distortion_guitar", "guitar_harmonics", "acoustic_bass", "electric_bass_finger", "electric_bass_pick", "fretless_bass", "slap_bass_1", "slap_bass_2", "synth_bass_1", "synth_bass_2", "violin", "viola", "cello", "contrabass", "tremolo_strings", "pizzicato_strings", "orchestral_harp", "timpani", "string_ensemble_1", "string_ensemble_2", "synth_strings_1", "synth_strings_2", "choir_aahs", "voice_oohs", "synth_choir", "orchestra_hit", "trumpet", "trombone", "tuba", "muted_trumpet", "french_horn", "brass_section", "synth_brass_1", "synth_brass_2", "soprano_sax", "alto_sax", "tenor_sax", "baritone_sax", "oboe", "english_horn", "bassoon", "clarinet", "piccolo", "flute", "recorder", "pan_flute", "blown_bottle", "shakuhachi", "whistle", "ocarina", "lead_1_square", "lead_2_sawtooth", "lead_3_calliope", "lead_4_chiff", "lead_5_charang", "lead_6_voice", "lead_7_fifths", "lead_8_bass__lead", "pad_1_new_age", "pad_2_warm", "pad_3_polysynth", "pad_4_choir", "pad_5_bowed", "pad_6_metallic", "pad_7_halo", "pad_8_sweep", "fx_1_rain", "fx_2_soundtrack", "fx_3_crystal", "fx_4_atmosphere", "fx_5_brightness", "fx_6_goblins", "fx_7_echoes", "fx_8_scifi", "sitar", "banjo", "shamisen", "koto", "kalimba", "bagpipe", "fiddle", "shanai", "tinkle_bell", "agogo", "steel_drums", "woodblock", "taiko_drum", "melodic_tom", "synth_drum", "reverse_cymbal", "guitar_fret_noise", "breath_noise", "seashore", "bird_tweet", "telephone_ring", "helicopter", "applause", "gunshot"];
type InstrumentName = (typeof INSTRUMENTS)[number];
/**
 * Audio engine using MusyngKite SoundFont
 * Supports instrument selection via MIDI program numbers
 */
export declare class MusyngKiteAudioEngine implements AudioEngine {
    private audioContext;
    private masterGain;
    private instrument;
    private activeNotes;
    private initialized;
    private instrumentName;
    private soundfontUrl;
    /**
     * @param instrumentName - MIDI instrument name or program number (0-127)
     *                         Default: 'acoustic_grand_piano' (program 0)
     * @param soundfontUrl - URL to the MusyngKite SoundFont file
     *                       Default: Uses soundfont-player's built-in musyngkite
     */
    constructor(instrumentName?: string | number | InstrumentName, soundfontUrl?: string);
    init(): Promise<void>;
    /**
     * Change the instrument
     * @param instrumentName - MIDI instrument name or program number (0-127)
     */
    setInstrument(instrumentName: string | number | InstrumentName): Promise<void>;
    playNote(pitch: MIDINoteNumber, velocity: Velocity, duration: number): void;
    stopNote(pitch: MIDINoteNumber): void;
    stopAll(): void;
    setVolume(volume: number): void;
    dispose(): void;
    /**
     * Convert MIDI note number to note name
     */
    private midiToNoteName;
    /**
     * Convert MIDI program number to instrument name
     * General MIDI program numbers (0-127)
     */
    private getInstrumentNameFromProgram;
}
export {};
//# sourceMappingURL=MusyngKiteAudioEngine.d.ts.map