snapshots between X servers
ajax at redhat.com
Tue Mar 4 09:53:53 PST 2008
On Tue, 2008-03-04 at 17:42 +0100, Franck Juers wrote:
> I've tried to do a snapshot of an X server from an other and it
> doesn't work...
> I've got one X server which uses display :0.0
> I've started an other server with "startx -- :8"
> when I'm working on :0.0, if I do "import -window root -display :8
> test.bmp" it doesn't work,
> when I display it, it's not good... but when I do it from the
> server :8.0 with exactly the same command it works...
> I've tried one Xnest -ac :8 &
> when I do the snapshot with the import command it captures :0.0 !!!!
> Someone could explain ?
Hardware servers only have their front buffer while they are active on
the VT. When they are switched away, they _lose_ video memory. The
pixels are gone. There's nothing to capture.
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