Wierd behavior
James Weatherall
jnw "at" realvnc.com
Wed Jan 5 11:08:43 2005
John,
To clarify better this time:
- Run your Xvnc (via vncserver) using -depth 16.
- Connect the viewer using Low or Medium Colour, or, better still, let it
use AutoSelect.
Regards,
Wez @ RealVNC Ltd.
> -----Original Message-----
> From: vnc-tight-list-admin "at" lists.sourceforge.net
> [mailto:vnc-tight-list-admin "at" lists.sourceforge.net] On Behalf
> Of John Aldrich
> Sent: 04 January 2005 18:31
> To: 'James Weatherall'; John Aldrich; 'RealVNC List (E-mail)'
> Cc: 'VNC List (E-mail)'
> Subject: RE: Wierd behavior
>
> Actually, I'm running in 24-bit color in X. I like having
> maximum color
> depth when I'm on the local console. Would you like me to
> post my xorg.conf?
> :-)
>
> -----Original Message-----
> From: James Weatherall [mailto:jnw "at" realvnc.com]
> Sent: Tuesday, January 04, 2005 11:44 AM
> To: 'John Aldrich'; 'RealVNC List (E-mail)'
> Cc: 'VNC List (E-mail)'
> Subject: RE: Wierd behavior
>
>
> John,
>
> There's no such thing as "full colour mode" in X - that's a VNC Viewer
> option. Are you sure you're not doing the exact opposite of what I'm
> suggesting?
>
> To clarify:
> - Run your X server with -depth 16
> - Run your VNC Viewer with Low Colour or Medium Colour (not
> Full Colour)
>
> I'm a little surprised that your viewer doesn't just stay in
> low colour mode
> when you run it - AutoSelect will only switch to Full Colour
> if it thinks
> that the connection between the viewer and server is fast
> enough, which it
> evidently isn't in this case.
>
> Regards,
>
> Wez @ RealVNC Ltd.
>
>
> > -----Original Message-----
> > From: John Aldrich [mailto:JAldrich "at" covista.com]
> > Sent: 04 January 2005 16:18
> > To: 'James Weatherall'; 'RealVNC List (E-mail)'
> > Cc: 'VNC List (E-mail)'
> > Subject: RE: Wierd behavior
> >
> >
> > Well, I tried it and it does appear to be unbearably slow in
> > full color
> > mode.
> >
> > -----Original Message-----
> > From: James Weatherall [mailto:jnw "at" realvnc.com]
> > Sent: Tuesday, January 04, 2005 10:33 AM
> > To: 'John Aldrich'; 'RealVNC List (E-mail)'
> > Cc: 'VNC List (E-mail)'
> > Subject: RE: Wierd behavior
> >
> >
> > John,
> >
> > The problem is probably that in 8bpp mode, the X server will
> > be using a
> > colour palette, rathern than true-colour. When Mozilla is
> > selected, the
> > palette will switch to what Mozilla wants. When another app
> > is selected, it
> > will switch to that app's palette.
> >
> > I'm surprised that switching your server to 8bpp makes any noticable
> > performance difference. Are you sure you didn't mean to set
> > the VNC Viewer
> > to request low- or medium- colour, while leaving the server
> > to use 16bpp
> > internally?
> > Regards,
> >
> > Wez @ RealVNC Ltd.
> >
> >
> > > -----Original Message-----
> > > From: vnc-tight-list-admin "at" lists.sourceforge.net
> > > [mailto:vnc-tight-list-admin "at" lists.sourceforge.net] On Behalf
> > > Of John Aldrich
> > > Sent: 04 January 2005 14:10
> > > To: RealVNC List (E-mail)
> > > Cc: VNC List (E-mail)
> > > Subject: Wierd behavior
> > >
> > > I'm using TightVNC on my machine at work and RealVNC on my
> > > linux box at
> > > home. Here's the script I use to launch the VNC Server:
> > > vncserver -depth 8bpp -geometry 1024x768 -nevershared -localhost
> > >
> > > For some reason, whenever I switch to an active Mozilla
> > > window, the display,
> > > except for the active Mozilla window, goes green. When I
> > > switch to any other
> > > window, it goes back to normal colors.
> > >
> > > My window manager on the linux box (Fedora Core 3) is KDE.
> > I've got a
> > > RivaTNT video card there, and I'm assuming that, since I
> > > didn't load the
> > > Riva TNT video drivers, that I'm not using those drivers.
> > >
> > > Any ideas why it's behaving this way? BTW, the 8-bit color is
> > > for speed
> > > reasons.
> > >
> > > Since this is mixing TightVNC and RealVNC I'm sending to both
> > > lists. BTW,
> > > the behavior is the same whether I'm using TightVNC or
> > RealVNC for the
> > > client. Also, since I didn't have this problem under RH9 (previous
> > > incarnation of the box that I'm connecting to) I'm assuming
> > > it's something
> > > to do with the VNC Server. OTOH, I'm using a newer version of
> > > KDE and other
> > > things are new as well (same hardware, just newer versions
> > of all the
> > > software) it could be something else as well.
> > > John
> > >
> > >
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