[pulseaudio-discuss] snd_pcm_avail no reliable
superquad.vortex2 at gmail.com
Tue Jun 9 01:08:30 PDT 2015
> I tried using a smaller period_size (about 1/16 of hwbuf_size),
snd_pcm_avail returned a better value.
Period bytes = 2Kbytes which is still larger than the default
rewind_safeguard 512 bytes
> But cpu usage moved from 1% to 4%, since we are using it in a
automotive, we don`t care about power saving, I think it is acceptable.
> But I`m not sure if there is any other down side about "time based
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