[pulseaudio-tickets] [Bug 80770] module-loopback ignores latency_msec option

bugzilla-daemon at freedesktop.org bugzilla-daemon at freedesktop.org
Wed Jul 9 19:52:06 PDT 2014


https://bugs.freedesktop.org/show_bug.cgi?id=80770

--- Comment #14 from Raymond <superquad.vortex2 at gmail.com> ---
|   0.000) D: [pulseaudio] alsa-mixer.c: Probe of element 'Hardware Master'
succeeded (volume=0, switch=0, enumeration=0).
(   0.715|   0.000) W: [pulseaudio] alsa-mixer.c: Volume element Master has 8
channels. That's too much! I can't handle that!
(   0.715|   0.000) D: [pulseaudio] alsa-mixer.c: Probe of element 'Master'
failed.

pulseaudio does not support 8 channels playback volume control


what hardware requiremen t are necessary for supporting dynamic latency ?


https://git.kernel.org/cgit/linux/kernel/git/tiwai/sound.git/commit/sound/pci/oxygen/oxygen_pcm.c?id=075140ea8bf1405057c072a84ccf4e0d3f2c76f5

disable period wake-up 

pointer callback is accurate 

arbitrary period size 



time scheduling seem disabled by pulseaudio found  usb audio device

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