ubuntu only use 64k buffer
http://lists.freedesktop.org/archives/pulseaudio-discuss/2014-October/021998.html
sample spec: s16le 8ch 44100Гц channel map: front-left,front-right,rear-left,rear-right,front-center,lfe,side-left,side-right Объёмный 7.1 used by: 0 linked by: 0 configured latency: 0,00 ms; range is 0,50 .. 92,88 ms
https://wiki.ubuntu.com/PulseAudio/Log
check whether you get underrun/overrun in verbose pulseaudio log
this 92.88ms may be too small for 7.1 audio
ubuntu only use 64k buffer
http:// lists.freedeskt op.org/ archives/ pulseaudio- discuss/ 2014-October/ 021998. html
sample spec: s16le 8ch 44100Гц front-right, rear-left, rear-right, front-center, lfe,side- left,side- right
Объёмный 7.1
channel map: front-left,
used by: 0
linked by: 0
configured latency: 0,00 ms; range is 0,50 .. 92,88 ms
https:/ /wiki.ubuntu. com/PulseAudio/ Log
check whether you get underrun/overrun in verbose pulseaudio log
this 92.88ms may be too small for 7.1 audio