DSD4Winamp (DSD Plugin for Winamp) ~~~~~~~~~~~~~~~~~~~~~~~ DSD (Direct Stream Digital) is a modern format of sound data which is used in SACD (Super Audio CD). So DSD is a modern replacement of PCM for sound representation. Files from SACD can be recorded in two different formats: DSF (Sony) and DFF (Philips). DSD4Winamp can decode both of thees formats. Just copy "in_dsd.dll" to the folder "C:\Program Files (x86)\Winamp\Plugins" Re-run Winamp and you can listen your favorite songs from DSF or DFF files.