[GRASS-dev] images2gif.py in grass

[Margherita Di Leo]

Hi Sören,

On Tue, Oct 16, 2012 at 4:15 PM, Sören Gebbert <soerengebbert at googlemail.com
> wrote:

> Hi,
> i hope i do not start a flame war. :)
>
> 2012/10/16 Martin Landa <landa.martin at gmail.com>:
> > Hi,
> >
> > 2012/10/16 Vaclav Petras <wenzeslaus at gmail.com>:
> >> gif is a nice simple option how to present 'moving images'. It is
> >> widely supported and we don't need any external dependency in case of
> >> using images2gif.py. I would like to see this option even if we were
> >> able to export a real video.
> >
> > agreed, Martin
>
> IMHO animated GIF's have so many limitations i wouldn't support it for
> GIS related map animations at all. The results will be to horrible.
>
> Some arguments against it:
> * Very small color range support: 8 bit per pixel == 256 colors for a
> picture
> * True color is only supported when creating 256 bit tiles in a single
> picture,
>   each tile can use different parts of a 24 bit RGB color space
> * Only suitable for small animations and low-resolution film clips
> * No control over animation frame rate/animation flow/pausing while
> playing GIF's
>
>
> GIF's have also pro's, for example I use them in presentations, they
usually are more handy to show than videos, you can just add them as
images. Of course the option to export regular video as well, if
technically possible, would be a plus.

Ciao madi


-- 
Margherita DI LEO
Postdoctoral Researcher
European Commission - DG JRC
Forest Resources and Climate
I-21020 Ispra (VA) - Italy - TP 261

Tel. +39 0332 78 3600
margherita.di-leo at jrc.ec.europa.eu
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