Re: [Swftools-common] resizing

[Matthias Kramm]

On Wed, Aug 06, 2008 at 07:55:44PM +0200, Daniel Caillibaud <address@hidden> 
wrote:
> I just see this interesting post.
> Since which swftools version is this implemented ?

0.8.1 I think.

> This option is a good one, but I don't really understand how to use it in 
> case I want an image just at the double resolution (to have the good 
> resolution with a zoom x2).
> I tried -s subpixels=0.5 and -s subpixels=2 

The latter should work.

> but in both case, I have a 
> better result on zoom without this option set. Is this normal ?

What do you mean with "better"?

> PS2: just for the fun, my last command line with png2swf & swf combine (to 
> put a big png (zoom) in a 600x820 swf with the good position). We can see 
> that most of the work is to write the right awk expression, not choosing 
> the good args for swftools ;-)
> 
> for f in png_src/*.png; do \
>   echo; echo $f; \
>   eval $(identify $f|sed -e 's/.*PNG \([0-9]\+\)x\([0-9]\+\).*/\1 \2/'|awk 
>   '{x=$1; y=$2};
>     END {
>       a=60000/x; b=82000/y;
>       if (a < b) {
>         scale=a; decaly=(820-y*scale/100)/2;
>         if (decaly >20) arg="-y 20 ";
>         else arg="-y " decaly -decaly % 1
>       } else {
>         scale=b; decalx=(600-(x*scale/100))/2; arg="-x " decalx - decalx % 1
>       };
>       print "scale=" scale " arg=\"" arg "\""
>     }'); \
>   echo "We have scale=$scale and arg=$arg"; \
>   png2swf -s $scale -o tmp.swf $f; \
>   swfcombine -T -o swf/$(basename $f .png).swf white_background_600x820.swf 
>   $arg tmp.swf;\
> done;

Oh wow- that's one large awk expression :)

Greetings

Matthias