Audio Over IP

CHAPTER
IP Codecs	7

This book is dedicated primarily to studio-grade audio systems on LANs. We did take a detour in Chapter 6 to VoIP telephony, but it was in the context of interfacing IP studio systems to the outside world, which almost always involves some kind of telephone connection. Having edged out of the studio already, however, we've decided to keep going—a little bit further, anyway. So in this chapter, we take a look at IP codecs. These are devices and systems that are used for remote broadcasts, interstudio links, or to construct audio networks spanning large distances. Some are close cousins to VoIP phones and systems, using signaling and IP audio transport in a nearly identical fashion. What sets them apart is that they ...