in text-to-speech/functions/src/util.ts [87:102]
export function getFileExtension(audioEncoding: AudioEncoding): string {
switch (audioEncoding) {
case 'LINEAR16':
return '.wav';
case 'MP3':
return '.mp3';
case 'OGG_OPUS':
return '.ogg';
case 'MULAW':
return '.mulaw';
case 'ALAW':
return '.alaw';
default:
return '.wav';
}
}