1. A method for handling audio information, comprising: parsing an audio file comprising (a) a flag and (b) a set of chunks, wherein said set of chunks includes an audio data chunk that contains audio data; determining whether said flag is in a first state; and if said flag is in said first state, then determining a size for said audio data chunk based on a file size of said audio file and a starting position of said last chunk in said audio file; and if said flag is not in said first state, then determining a size for said audio data chunk by reading audio data chunk size information stored in said audio file; wherein the method is performed by one or more computing devices.