/**
 * Audio buffer.
 */
export interface Audio {
    /**
     * Linear PCM audio samples with shape `(F,C)`.
     */
    samples: Float32Array;
    /**
     * Audio sample rate.
     */
    sampleRate: number;
    /**
     * Audio channel count.
     */
    channelCount: number;
}
/**
 * Check whether an input value is an `Audio` buffer.
 * @param value Input value.
 * @returns Whether the input value is an audio buffer.
 */
export declare function isAudio(value: any): value is Audio;