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Old August 23rd 07, 06:10 PM posted to rec.photo.digital
Bill Tuthill
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Posts: 361
Default Compression in JPEG files in digital cameras

HEMI-Powered wrote:

I never revisited the lower quality, i.e., higher compression,
option on my Rebel because I could easily see JPEG compression
artifacts at a large enough percentage that I didn't want to risk
blowing otherwise good pictures. As you and others have so
correctly pointed out, memory is so cheap, that it really doesn't
matter if the image is 500KB or one meg.


Could you please post an impage where you can easily see JPEG artifacts
at the highest quality your Rebel produces? Thanks!

The reason I ask is, it's hard for me to see JPEG artifacts at Q 95
and 1x1 or 2x1 chroma subsampling, and I'm good at seeing JPEG artifacts.