The previous post on the topic has been revised recently. You might want to look through it again.
Required files can be downloaded from https://github.com/edio/synology-mediaserver
Previously we’ve covered ALSA setup and Debian chroot.
In this post I’ll describe how to set up PulseAudio in Debian chroot, so that it’s possible to stream any sound from linux-powered pc to a sound card connected to Synology NAS.