[TYPO3-dev] Generated files thorugh IM are to big in filesize - what can be done?

Steffen Kamper steffen at sk-typo3.de
Sat Jan 12 16:21:53 CET 2008


"Franz Koch" <typo.removeformessage at fx-graefix.de> schrieb im Newsbeitrag 
news:mailman.1.1200149967.21412.typo3-dev at lists.netfielders.de...
> Hi guys,
>
> I noticed that thumbnails etc. generated by Typo3 resp. IM or GM are to 
> big in filesize, compared to files saved with other programs like 
> Photoshop or any other image tool.
>
> Example:
> A 100x100px jpg file created with IM or GM is about 16 kb, when I open 
> this file and save it with Photoshop, the file is about 5 kb. I use the 
> same compression settings (65) for both.
> What can be the reason, or what can be done to get smaller files in 
> filesize, except of reducing the quality settings lower for IM or GD 
> (which would cause really crappy images). There has to be something 
> causing this. Is there a sharpening of the images somewhere?
>
> --
> Greetings,
> Franz

Hi Franz,

try to add -strip to the IM command line to remove any image profiles and 
reduce the thumbnail size.

vg  Steffen 






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