Archived posting to the Leica Users Group, 2006/02/23
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Okay Henning ......................... thanks, B. On 23-feb-2006, at 20:54, Henning Wulff wrote: > At 7:56 PM +0100 2/23/06, bruce wrote: >> Agreed, but I assumed that the images were originally shot as JPEGs. >> >> B. >> >> On 23-feb-2006, at 19:35, Tina Manley wrote: >> >>> At 01:27 PM 2/23/2006, you wrote: >>>> Don't know if this is teaching grandma .................... , >>>> but, I >>>> heard a tip the other night ............. that each time one >>>> modifies >>>> and saves a JPEG, the image deteriorates (often producing >>>> artifacts). >>>> They, JPEGs, after modification, should be saved under another name >>>> etc. etc. >>>> >>>> B. >>> >>> Saving under another name won't keep it from deteriorating. >>> Every time you save it as a jpeg (under any name), it compresses >>> again, losing information. If you need to work on a photo it's >>> better to do it as a tiff or another lossless format. Instead of >>> resaving jpegs, start all over again with the tiff and make a new >>> jpeg. That's one reason (of many) to use RAW in digital cameras >>> instead of jpegs. >>> >>> Tina > > If the image was initially shot as a jpeg, open it up and save it > as a tif or psd file. Do your stuff; adjust and 'fix' it, then save > it again as a tif. From that make a jpeg, if that's what you need. > If you later need a jpeg at a different size or want to make > changes, go back to the tif or psd file. DO NOT save the > intermediate files as jpegs. > > -- > * Henning J. Wulff > /|\ Wulff Photography & Design > /###\ mailto:henningw@archiphoto.com > |[ ]| http://www.archiphoto.com > > _______________________________________________ > Leica Users Group. > See http://leica-users.org/mailman/listinfo/lug for more information