[FWTools] Starting FWTools

[Evert Groenewald]

On 23/02/2015 16:31, Richard Greenwood wrote:
> I am confused about your question. You said "convert a .ecw file to a 
> tiled tiff file" but you also said
> "redo the .ecw with tiling". So do you want to read or write an ecw?
>
Oops, meant to say "redo the .ecw to .tiff with tiling."
> If you have an existing tiff and just need to change it to a tiled 
> tiff and/or build overviews then that is pretty easy because you can 
> skip the ecw part.
Never thought of it that way round. Agree with you, should be much easier.

> If you need to write an ecw that's harder. If you can not get the 
> FWTools working on your distribution then you will need to build gdal 
> with ecw support, which requires getting the ecw sdk. Licensing has 
> gotten tighter on the ecw format and it may be hard to get the sdk now.
Have a copy of the old 3.3 version of the sdk, unfortunately it is the 
windows version. Would rather stick to open formats.


Thanks

evert

>
> Rich
>
>
> On Sun, Aug 16, 2015 at 3:59 PM, Evert Groenewald <evert at coldsea.co.za 
> <mailto:evert at coldsea.co.za>> wrote:
>
>     Hallo list.
>     Well, I hope the list is still active.
>     My problem is that I am unable to get FWTools-2.0.6 running after
>     completing ./sh.install. From the output in the console it
>     installs ok,
>     but I cannot get it running.
>     Now I know FWTools is long out of date and all that. But I need it to
>     convert a .ecw file to a tiled tiff file. I last did this about 5
>     years
>     ago but forgot to ad the tiling option in, the .tiff file takes a bit
>     long to adjust focus when zooming in or out because the whole image is
>     reprojected instead of just the area viewed. I had no need to use the
>     file a lot til now, so there was no pressing need to redo the
>     conversion.
>     5 years ago it took about 10 hours on a Core2Duo laptop, ten years ago
>     it took 17 hours on a AMD dual core desktop. I've upgraded
>     recently and
>     would like to redo the .ecw with tiling.
>
>     I have cd'd into the bin_safe directory in the console and entered the
>     "sh openev" command, the "sh openev -h" command. Below I copied the
>     output from the console.
>
>     evert at linux-lbj2:~/FWTools-2.0.6/bin_safe> sh openev -h
>     Setup for user installed hardware acceleration
>     Traceback (most recent call last):
>        File "/home/evert/FWTools-2.0.6/bin/../pymod/openev.py", line
>     80, in ?
>          import gviewapp
>        File "/home/evert/FWTools-2.0.6/bin/../pymod/gviewapp.py", line
>     136, in ?
>          import gtk
>        File
>     "/home/evert/FWTools-2.0.6/lib/python2.2/site-packages/gtk.py",
>     line 21, in ?
>          import _gtk
>     ImportError: libXi.so.6: cannot open shared object file: No such
>     file or
>     directory
>     evert at linux-lbj2:~/FWTools-2.0.6/bin_safe> sh openev
>     Default software rendering mode (use -h if accelerated video card
>     installed).
>     Traceback (most recent call last):
>        File "/home/evert/FWTools-2.0.6/bin/../pymod/openev.py", line
>     80, in ?
>          import gviewapp
>        File "/home/evert/FWTools-2.0.6/bin/../pymod/gviewapp.py", line
>     136, in ?
>          import gtk
>        File
>     "/home/evert/FWTools-2.0.6/lib/python2.2/site-packages/gtk.py",
>     line 21, in ?
>          import _gtk
>     ImportError: libXi.so.6: cannot open shared object file: No such
>     file or
>     directory
>     evert at linux-lbj2:~/FWTools-2.0.6/bin_safe>
>
>
>     So I found a old copy of FWTools on a old backup dvd,
>     FWTools-linux-1.0.0a4 and unzipped it executed it, ran the "sh openev
>     -h" command in the "bin_safe" directory. Pasted below is the output.
>
>
>     evert at linux-lbj2:~/FWTools/FWTools-linux-1.0.0a4> cd bin_safe
>     evert at linux-lbj2:~/FWTools/FWTools-linux-1.0.0a4/bin_safe> sh
>     openev -h
>     Setup for user installed hardware acceleration
>     Traceback (most recent call last):
>        File
>     "/home/evert/FWTools/FWTools-linux-1.0.0a4/bin/../pymod/openev.py", line
>     80, in ?
>          import gviewapp
>        File
>     "/home/evert/FWTools/FWTools-linux-1.0.0a4/bin/../pymod/gviewapp.py",
>     line 130, in ?
>          import gtk
>        File
>     "/home/evert/FWTools/FWTools-linux-1.0.0a4/lib/python2.2/site-packages/gtk.py",
>     line 21, in ?
>          import _gtk
>     ImportError: libXi.so.6: cannot open shared object file: No such
>     file or
>     directory
>     evert at linux-lbj2:~/FWTools/FWTools-linux-1.0.0a4/bin_safe>
>
>
>     Very strange, error output are identical in both packages.
>
>     Any ideas what is going on?
>
>     Thanks in advance.
>
>
>     evert
>
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>
>
>
>
> -- 
> Richard W. Greenwood, PLS
> www.greenwoodmap.com <http://www.greenwoodmap.com>

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