Re: [Xen-devel] Qemu vnc color depth

[Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>]

Daniel P. Berrange wrote:
> > 1) quietly starting to do the conversion on vnc server (not gaining any 
> > performances here);
> This should be the default behaviour
>  
> > 2) closing the vnc connection with the client, so the client can 
> > reconnect and choose the new pixel format.
> This is evil. If we need a way to notify the client of colour depth
> changes, then we should define an official VNC extension for this 
> that clients can implement. cf the desktop-resize extension
> So, if the client supports the extension use that to notify, otherwise
> fallback to doing server-side conversions. 
This is a good idea, I just hope it won't take ages to be accepted.
I'll work on this.

> > By default I am doing 1), however the second choice can be enabled 
> > passing the -vnc-switch-bpp command line option.
> Don't add more command line options - the existing -vnc flag already
> has the ability to take multiple flags in the format:
>
>     -vnc hostname:display,flag,flag,flag,flag
>
> eg
>
>     -vnc localhost:1,passwd,tls
another good suggestion, I'll modify the patch to use this.

> Please send this to qemu-devel - we should not be introducing yet more
> xen-specific forks to the QEMU code we have - it is a maintainance
> disaster already with the number of patches we have.
Yeah I know, but sending patches to qemu-devel is like &>/dev/null


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