Wikipedia
CDfs is a virtual file system for Unix-like operating systems it provides access to data and audio tracks on Compact Discs When the CDfs driver mounts a Compact Disc, it represents each track as a file This is consistent with the Unix convention "everything is a file" CDfs supports the following track types: Red Book Compact Disc Digital Audio (CD-DA): Appears as a WAV file reading from it initiates DAE ripping White Book Video CD or Super Video CD video: Appears as a playable MPEG-1 file containing audio and video streams Yellow Book CD-ROM data: Hierarchical File System: Appears as a mountable HFS file system disk image (sans partition table)
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