[thelist] images - dropshadows & diagonal lines

Mark Groen evolt at markgroen.com
Fri Apr 6 09:59:52 CDT 2007

On Friday 06 April 2007 07:44, Bob Meetin wrote:
> Hi, two problems - visit www.dottedi.biz/codesamples/images.html
> 1) I created an image using GIMP and added a dropshadow.  Displayed in
> gimp or photoshop the dropshadow looks good. Displayed on the desktop or
> through a browser the shadow displays as solid black.  That "ain't" right.

You need to save it as either a jpg with a background, or a png. Gif doesn't 
work for see-through drop shadows.

> 2) What is the technique the take an image, rotate it a couple degrees
> left or right, then resave and get a reasonably good looking image
> without jagged edges where the pixels break up?  Something to do with
> anti-aliasing?

Yes, antialiasing is what blends the edges. Suspect the answer above also 
applies inthis case.



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