[Gimp-user] can someone check this doc for me?
adam hyde
adam at flossmanuals.net
Tue Sep 18 05:11:32 PDT 2007
ooo..good feedback...thanks!!!
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.
>
> [1] http://en.wikipedia.org/wiki/Chroma_subsampling
> [2] 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
--
adam hyde
floss manuals
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email : adam at flossmanuals.net
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