On Tue, Feb 08, 2005 at 08:19:29PM +0200, Antti M?kel? wrote:
> Where can I set the default quality when saving JPEG images? The default 85
> is too low, I want to use 98. I could not find a suitable setting anywhere,
> either in config files or in menus. Where is it hidden?
Open up jpeg.c, change #define DEFAULT_QUALITY to whatever, rebuild,
install, and you're done.
> (No lectures on the default 85 being "enough", thank you - it is not
> enough, and I can clearly see artifacts on my edited digital photographs if
> saved with 85.).
You do get the lecture from the libjpeg documentation:
Quality values above about 95 are NOT recommended for normal use;
the compressed file size goes up dramatically for hardly any gain
in output image quality.
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