Alley in Pisa, Italy

by Lars Kotthoff

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2
votes
1answer
546 views

Does reducing JPG resolution decrease, increase, or have no effect on image quality?

I'm getting ready to download a bunch of images from microstock photo agency Dreamstime. I'll eventually want most of the images in the 400x300 pixel range for my website when I'm done working with ...
2
votes
3answers
174 views

Does size reduction in a fine quality JPEG photograph introduce noise?

Does size reduction in a fine quality JPEG photograph introduces noise? I use Gwenview to reduce the size of the JPEG photographs. Does that cause some noise introduction?