[Spice-devel] spice-html5 and raw PCM playback

[Christophe Fergeau]

On Mon, May 18, 2015 at 02:33:21PM +0200, lgcortinas wrote:
> Hi Christophe,
> 
> >On Mon, May 18, 2015 at 11:02:34AM +0200, lgcortinas wrote:
> >>Hi Jeremy, thanks for your help.
> >>>You don't say what version of qemu you're using.  You would need to be
> >>>using spice server 0.12.5 (or from git) and a qemu of roughly the same
> >>>vintage.
> >>Now I have upgraded to these versions:
> >>     qemu-kvm                          2.1+dfsg-4ubuntu6.6
> >>     libspice-server1:amd64            0.12.5-1
> >>     spice-client                      0.12.5-1
> >>     libopus0                          1.1-0ubuntu1
> >>>You also need to be sure that your client supports Opus (the server
> >>>chooses least common denominator).  I don't know the state of the
> >>>Ubuntu, but I believe an 0.12.5 spicec vintage should work.  With that
> >>>said, spicec is deprecated, and you really should use spicy or
> >>>remote-viewer.  For that, you need a libspice-client-gtk that is build
> >>>from a spice-gtk source package >= 0.23.
> >>After the upgrade the problem remains the same, the spice-html5
> >>client receives the audio in raw PCM format.I've made the update
> >>manually from the ubuntu 14.04(trusty) repositories to the ubuntu
> >>14.10(utopic) ones, so, maybe I need to upgrade more packages,
> >>but I couldn't find any differences in the dependencies between
> >>old and new versions.
> >I'd check what remote-viewer and spice-server links with using ldd. The
> >output should contain libopus.so.0:
> >ldd /usr/lib64/libspice-server.so.1 |grep opus
> >         libopus.so.0 => /lib64/libopus.so.0 (0x00007fb4b0eba000)
> >
> >Christophe
> 
> My path is different, but the opus lib appears in the output:
> 
> ldd /usr/lib/x86_64-linux-gnu/libspice-server.so.1 |grep opus
>     libopus.so.0 => /usr/lib/x86_64-linux-gnu/libopus.so.0
> (0x00007f54890db000)


You also need to check your spice client, and make sure qemu has the
needed patch (2.0.0 or newer I think).

Christophe
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