/**
 * WAV file header parser utility
 */
export interface WavFormat {
    channels: number;
    sampleRate: number;
    bitsPerSample: number;
    audioFormat: number;
}
/**
 * Parse WAV file header to extract audio format information
 * @param buffer ArrayBuffer containing WAV file data
 * @returns WavFormat object with audio specifications
 */
export declare function parseWavHeader(buffer: ArrayBuffer): WavFormat;
/**
 * Get default audio format for speaker library
 * Falls back to common format if parsing fails
 */
export declare function getAudioFormat(buffer: ArrayBuffer): WavFormat;