[magick-users] is the "import" program available through the Magick++ library?

[Giovanni Gherdovich]

Hi Anthony,

I'm speechless; your answer opened me a new world!

2009/6/23 Anthony Thyssen <A.Thyssen at griffith.edu.au>:
>
> WARNING. if you grab a window, and another window is over the top of it
> the image contents will either contain the overlaping window, or a
> blank undefined (undrawn) area.  So make sure when grabbing windows
> that window is ON TOP.

Yeah, in fact my first capture was... a black rectangle!
after a few experiment I realized why :-)

>
> Xterms, and many other terminal windows report the window ID in the
> environment variable "WINDOWID" as a decimal number. So scripts can
> easily grab the contents of the terminal window from which it was run.

mmh.. good to know.

>
> For example try this, whcih asks ImageMagick to display the contents
> of the terminal you ran the command from...
>    display x:$WINDOWID

this was fun...

>   child=`xwininfo -children -id $WINDOWID | sed -n 's/^ *\(0x[^ ]*\).*/\1/p'`
> Now you can draw directly into that window
>   convert rose: rose.png
>   xloadimage rose:.png -windowid $child

but this was even more fun!

Thank you again for your reply.

Cheers,
Giovanni