interface AudioData {
    sampleRate: number;
    channelData: Float32Array[];
    duration: number;
    numberOfChannels: number;
    length: number;
}
type ChannelSelector = 'mix' | number | 'all' | readonly number[];

interface EnergyOptions {
    frameSize?: number;
    hopSize?: number;
    channel?: ChannelSelector;
    normalized?: boolean;
    windowFunction?: 'rectangular' | 'hann' | 'hamming' | 'blackman' | 'none';
}
interface EnergyResult {
    times: Float32Array;
    energies: Float32Array;
    totalEnergy: number;
    statistics: {
        mean: number;
        std: number;
        max: number;
        min: number;
    };
}
declare function getEnergy(audio: AudioData, options?: EnergyOptions): EnergyResult;

export { type EnergyOptions, type EnergyResult, getEnergy };