Re: [Qemu-devel] [Spice-devel] [RFC v4 4/9] qxl: screen_dump in vga: do a single ppm_save

[Alon Levy]

On Wed, Feb 22, 2012 at 02:58:10PM +0100, Gerd Hoffmann wrote:
> > And the only user of screen_dump_filename is:
> > 
> > static void vga_save_dpy_update(DisplayState *ds,
> >                                 int x, int y, int w, int h)
> > {
> >     if (screen_dump_filename) {
> >         ppm_save(screen_dump_filename, ds->surface);
> 
> upstream/master this here:
> 
>           screen_dump_filename = NULL;
> 

That's wrong, you'll get the screenshot after the first update, who's to
say it is fully rendered?

> >     }
> > }
> 
> > This seems to work, only tested with -vga qxl and in vga mode:
> 
> The corner case where this fails is when console switching is needed,
> i.e. switch to monitor console via ctrl-alt-2, then type the screenshot
> command there ...

Are you talking about sdl console or linux guest console? ctrl-alt-2 or
ctrl-alt-F2? I can try both.

> 
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