Patent ID: 7840613
Filing Date: 2010-11-23
Classification: G11B

Abstract:
1. A computer readable storage medium having recorded thereon an audio content executable by a machine, the computer readable storage medium comprising: a master file, executable by said machine, comprising said audio content in a first data format; a rendition file, executable by said machine, which the master file is converted into, the rendition file comprising said audio content in a second data format; and a resource file, executable by said machine, containing file connection information between the master file and the rendition file, and rendition information to indicate attributes to the rendition file, wherein a computer reads the resource file and selects one of the master file and rendition file for playback of said audio content, based on the read resource file, wherein the rendition information defines specific functions in playing the audio content and a method to execute the specific functions, wherein said resource file contains an address information of said master file and said rendition file, and wherein said computer selects one of the address information of said master file and said rendition file from said resource file.