On Tue, 2007-09-18 at 14:04 +0200, Jan Tomasek wrote:
> Hello Adam,
> > I just wrote a doc on saving images for the web using gimp. I was
> > wondering if anyone could read it and send me feedback?
> > http://en.flossmanuals.net/bin/view/Gimp/OptimisingImagesForWeb
> At start I was thinking "wow, that is very detailed!" but when you get
> to jpeg you loose your breath.
> In section about jpeg I would suggest to adding some info about color
> subsampling [1, 2]. This option have big impact on quality and file size.
> You should also mention EXIF data, they take some space and are not
> necessary when considering bandwidth.
> There are also other options which worth mentioning...
> Default compression level with default subsampling will produce images
> with visible compression artefact. Especially when saving non-photo
> images, like graphics with tiny red text on white.
>  http://en.wikipedia.org/wiki/Chroma_subsampling
>  http://photo.net/learn/jpeg/
> In case of PNG worth mentioning that MSIE6 have troubles displaying
> transparent images. I've no idea if version 7 fixed this problem.
> Best regards
free manuals for free software
mobile : + 31 6 154 22770 (Netherlands mobile)
email : [EMAIL PROTECTED]
Gimp-user mailing list