SPDIF

• Official Name: Sony/Philips Digital Interconnect Format AKA Sony/Philips Digital InterFace
• Company: Sony/Philips
• Official Specification Number: IEC 60958, IEC 958 type II
• Official Specification: http://v3.espacenet.com/origdoc?DB=EPODOC&IDX=EP811295&QPN=EP0811295#
• Links: http://en.wikipedia.org/wiki/Spdif http://www.epanorama.net/documents/audio/spdif.html

S/PDIF is mostly used to transmit compressed multichannel audio from a media player to an amplifier/receiver.

The following audio formats are known to be transmitted over S/PDIF:

• DTS
• AC3. Identified in Microsoft Wave using Microsoft Audio ID 0x0092.
• PCM
• MLP
• AAC - The name for the standard describing the formating is BS EN 61937-1:2007, preview can be seen here.
• MP2
• MP3
• Wma Pro - Useless Specification and better Specification. Identified in Microsoft Wave using Microsoft Audio ID 0x0164.

Mplayer is able to play PCM,DTS and AC3 over S/PDIF. http://www.cs.tut.fi/~ik/mpegspdif.html has the details on how to transmit MP2 and MP3.

http://www.ac3filter.net/projects/spdifer also explains how to transmit MP3,DTS and AC3.

The details how to transmit Wma Pro is also known but not published yet.

Info about SPDIF http://ac3filter.net/files/docs/ac3filter_1_30b/spdif_eng.pdf.