AESinkPULSE: Use max 200 ms buffer
AESinkPulseAudio: Set IEC958 device according to supported formats
AESinkPulseAudio: PA only can do passthrough when device is configured Stereo
AESinkPULSE: Use encodedRate when doing passthrough (thx @Anssih)
AESinkPULSE: Ease calculation of buffer bytes as we already know bytes / second
AESinkPULSE: add missing unlocks (thx @Anssih)
AESinkPULSE: Fix wrong return value for AE_FMT_S32BE
AESinkPULSE: Silence compiler by adding default in switch case