Re: Background colour of rotated images
From: Tony Cook (firstname.lastname@example.org)
Date: Wed 28 Apr 2004 - 01:55:57 GMT
Next message: Andrew Green: "Re: Background colour of rotated images"
On Tue, Apr 27, 2004 at 10:09:52AM +0100, Andrew Green wrote:
> On Tue, 27 Apr 2004 10:46:30 +1000, Tony Cook wrote:
> > You should be able to do it indirectly using rubthrough()...
> Many thanks for this -- it's a vast improvement.
> However, I'm afraid it still leaves a very faint outline of dark pixels
> on the very edge of the rotated part of the image. Here's a couple of
> URLs by way of demonstration:
> before: http://guineapig.article7.co.uk/imager/pencil.jpg
> after: http://guineapig.article7.co.uk/imager/pencil-rotated.jpg
> Is there any way of avoiding this? I did think of adding a little
> padding to the image before rotating it, and then trimming it off after
> the rotation -- but I can't get my head round the calculations for how
> much I'd need to trim off!
I suspect until we add a parameter to accept a background color, your
only workaround is going to be to add the padding as you suggested.