Cristi,
On 2010-01-16 06:55, Cristian Secară wrote: > On Fri, 15 Jan 2010 21:56:40 +1100, Philip Rhoades wrote: > >> - When saving as JPG with 85% quality am I losing information? > > Yes, but still with the same 85% quality you may obtain different > results by changing other parameters. > > Just look at the following example. Note the file size for each, but > most of all, look at the color quality and the outline of objects > (the files are quite small; save them somewhere and look at them by > switching forth and back so you can notice the differences). > The JPEG were both saved with 85%, but one with subsample for best > quality and the other with subsample for minimum file size: > > http://www.secarica.ro/misc/monopoly.bmp > http://www.secarica.ro/misc/monopoly.png > http://www.secarica.ro/misc/monopoly_gimp_hi_quality.jpg > http://www.secarica.ro/misc/monopoly_gimp_minim_size.jpg > > Take the .bmp and do further tests with the save options. Yep, the only one where I could see a difference was with the last one. It still seems counter intuitive that opening a JPG (even if it is a photo rather than a computer generated image) and immediately saving it with 100% "quality" increases the size by 2.5 . . Thanks, Phil. -- Philip Rhoades GPO Box 3411 Sydney NSW 2001 Australia E-mail: p...@pricom.com.au _______________________________________________ Gimp-user mailing list Gimp-user@lists.XCF.Berkeley.EDU https://lists.XCF.Berkeley.EDU/mailman/listinfo/gimp-user
