From: malc <av1474@comtv.ru>
To: Alberich de megres <alberich2k5@gmail.com>
Cc: qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] Audio latency
Date: Fri, 12 Feb 2010 00:45:46 +0300 (MSK) [thread overview]
Message-ID: <alpine.LNX.2.00.1002120042440.18231@linmac> (raw)
In-Reply-To: <12d708831002111157u7b7fbcc5sd761790ff18c6033@mail.gmail.com>
On Thu, 11 Feb 2010, Alberich de megres wrote:
> Another interesting thing:
>
> on guest side,
> when i leave the screen quiet, for example just showing desktop with
> no animations at all (so there's no change in what should be drawed)
> things improve a lot of, and then i coudl hear a song perfectly.
> The screen is 1680x1050. the same thing happens when i low screen
> resolution to 800x600
>
> Could be the emulated VGA graphic adapter latency? I suppose that i
> haven't 2D acceleration so CPU has to paint the screen everytime a
> change is done.
>
>
> On Thu, Feb 11, 2010 at 7:07 PM, Alberich de megres
> <alberich2k5@gmail.com> wrote:
> > On Thu, Feb 11, 2010 at 8:42 AM, malc <av1474@comtv.ru> wrote:
> >> On Thu, 11 Feb 2010, Alberich de megres wrote:
> >>
> >>> On Thu, Feb 11, 2010 at 7:53 AM, malc <av1474@comtv.ru> wrote:
> >>> > On Thu, 11 Feb 2010, Alberich de megres wrote:
> >>> >
> >>> >> I'm using the alsa driver.
> >>> >> Even I tried to change some values using the export and some flags
> >>> >> that -audio-help shows, but nothing significant.
> >>> >
> >>> > Please do not top post.
> >>>
> >>> Sorrry!!
And there you go again :)
[..snip..]
QEMU is synchronous, if it takes too much time doing the video stuff
audio will be starved, i don't think i can help with that, what you
can do to test this theory of yours is to use VNC, set things up start
the song and then disconnect, if the audio is playing normally then
you are right.
--
mailto:av1474@comtv.ru
next prev parent reply other threads:[~2010-02-11 21:45 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-02-10 23:40 [Qemu-devel] Audio latency Alberich de megres
2010-02-11 0:03 ` malc
2010-02-11 6:47 ` Alberich de megres
2010-02-11 6:53 ` malc
2010-02-11 7:03 ` Alberich de megres
2010-02-11 8:42 ` malc
2010-02-11 19:07 ` Alberich de megres
2010-02-11 19:57 ` Alberich de megres
2010-02-11 21:45 ` malc [this message]
2010-02-11 22:19 ` Alberich de megres
2010-02-11 22:26 ` malc
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