direct stream digital interchange file format (DSDIFF)

Direct Stream Digital Interchange File Format (DSDIFF) is an audio file format for storing and exchanging audio data in Direct Stream Digital, DSD format, used for Super Audio CD( SACD). It is an audio format from a sigma-delta converter with 1-bit conversion. The DSDIFF format is often referred to as DSD format, or Direct Stream Transfer( DST) in the case of lossless compression.