[pulseaudio-discuss] pulseaudio automatic startup
lennart at poettering.net
Fri Feb 15 14:50:13 PST 2008
On Thu, 14.02.08 01:20, Colin Guthrie (gmane at colin.guthr.ie) wrote:
> Is pulse supposed to maintain several EsounD socket connections.
> After logging in I see about 10 or 11 such clients in paman. While doing
> lsof and grepping for the socket file itself only pulseaudio is recorded
> as having them open. Perhaps it's not closing the sockets correctly? Or
> perhaps apps just maintain a permananet socket connection and all is as
> it should be? Certainly several apps have libesound open so it's
> entirely possible.
Every gnome app keeps one connection open to be able to quickly fire
> Also (completly OT now but as I may have your attention ;) when I use
> the latest mplayer svn pulse code, when I use -ao esd (pointless I know)
> I see two connections in paman Clients tab... one is a standard named
> "EsounD client..." and the other is simply "MPlayer" (same as appears
> for a -ao pulse).
the named one is the one that actually streams audio. The other is
used for vol control.
> mplayer + esd has a fairly high latency FWIW, audio
> and video appear out of sink for me and just playing a simple mp3 is
> slower to start than with -ao pulse too. Just thought I'd mention it
> (not really an important issue IMO but the same latency may affect other
> apps where no specific pulse interface exists - certainly users have
> reported that to me - so if you have any thoughts please share them :)).
esd provides no time synchronization info whatsoever, and this is
absolutely not suitable for getting lip sync video.
Lennart Poettering Red Hat, Inc.
lennart [at] poettering [dot] net ICQ# 11060553
http://0pointer.net/lennart/ GnuPG 0x1A015CC4
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