Re: FVWM: fvwm2 - xv can't grab screens

From: william austin <waustin_at_romulan.alph.att.com>
Date: Fri, 29 May 1998 12:45:38 -0400 (EDT)

On or about Thu, 28 May 1998 18:29:56 PST8PDT
Marc D. Williams <wilmarc_at_gte.net> wrote:

> It's me again. Just now I got around to playing with the screen grab
> stuff and am still having problems.
> As I mentioned before, xv (3.10a) will not grab fvwm2 screens but has
> no problem with other window managers. Running at 1024x768, 16bpp.
> I now get errors that I never received before. I'm in DOS now so
> I sorta forgot it. :-) Something like 'can't grab 0,0 1024x760'.

I'm running fvwm2 on both sparc and intel solaris2 (2.6, and 2.7 beta) in
8,16,24, and 32 bpp modes -- 1280x1024 screen generally, but I tried both
larger (1600x1200) and smaller (1024x768) and tried the screen grab in xv
3.10a -- it worked just fine here. Is there anything else that could be
effecting things, like
        a) wierd permissions on devices,
        b) running your display without doing the semi-obligatory
                xhost + (whatever your hostname is),
        c) dynamic libraries updated since the build of xv, or
        d) dynamic libraries updated since the build of fvwm2 (or a binary
                distribution of unknown build status)?

Just my $0.02 worth...

> Anyway, tried xwd as mentioned. Xwd created images that are near black
> so they're useless. Almost like someone turned out the lights on the
> image. This happens with other wm's also.
> Just read on a newsgroup that xwd doesn't support above 8bpp.
> Is this true?

Dunno -- don't use it.
 
> Any suggestions on another app with screen grab features?
> Not sure if KDE's ksnapshot would work outside of KDE (don't ksnapshot
> yet anway).

As I recall, ImageMagic also has a screen-grab feature... (pause) ...

Yep -- I just tried it, and it does (if you don't have ImageMagic, you can
download it from ftp.x.org in /contrib/applications/ImageMagick) -- the
utility which has this capability is "display". (It worked ok on both Solaris/
SunOS, and on HP-UX 10.xxxxx, anyway -- I don't have any Linux around to try it
on at the moment.

Good luck,

William W. Austin waustin_at_romulan.alph.att.com
                                        770 750-6954 VOICE / 770 750-7321 FAX
=============================================================================
                        "Life is just a phase I'm going through..."

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Received on Fri May 29 1998 - 11:46:23 BST

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