Board index Photography Technical Questions How to save file as JPEG2000 format in Rebel XTI

Technical Questions

How to save file as JPEG2000 format in Rebel XTI

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wincalif
 
Posts: 2

How to save file as JPEG2000 format in Rebel XTI

Post Wed Aug 29, 2007 1:20 am


How to save file as JPEG2000 format in Rebel XTI

any ideas/ suggestions .. pls ....

thanks

jdepould
 
Posts: 540


Post Wed Aug 29, 2007 1:50 am


Not an option. Why would you want to use that format anyway?
Nikon D300, D200
Nikkor 50mm f/1.8D, 55mm f/1.4 micro, 18-70mm f/3.5-4.5G DX, 80-200 f/2.8D
Apple PowerBook G4, MacBook Pro
Adobe Lightroom, Photoshop CS3

marxz
 
Posts: 282


Post Thu Aug 30, 2007 4:36 am


Not in camera, no, sorry can't be done.
You'd have to do it once downloaded using third party software.

as to why... in some applications it's a far far superior option to vanilla JPeG...

however in the case of digital still camera I can't see any application where it would be significantly advantageous doing it in camera rather than on the computer (particularly as JPEG2000 does have higher processor requirements)

http://en.wikipedia.org/wiki/JPEG_2000
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jdepould
 
Posts: 540


Post Thu Aug 30, 2007 3:05 pm


As opposed to shooting RAW and using TIFFs?
Nikon D300, D200
Nikkor 50mm f/1.8D, 55mm f/1.4 micro, 18-70mm f/3.5-4.5G DX, 80-200 f/2.8D
Apple PowerBook G4, MacBook Pro
Adobe Lightroom, Photoshop CS3

marxz
 
Posts: 282


Post Thu Aug 30, 2007 3:41 pm


jdepould wrote:As opposed to shooting RAW and using TIFFs?



different format, different purpose
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jdepould
 
Posts: 540


Post Thu Aug 30, 2007 6:39 pm


marxz wrote:
jdepould wrote:As opposed to shooting RAW and using TIFFs?



different format, different purpose


If you need to compress use jpeg, if you're worried about quality and/or printing, use tiff or psd.
Nikon D300, D200
Nikkor 50mm f/1.8D, 55mm f/1.4 micro, 18-70mm f/3.5-4.5G DX, 80-200 f/2.8D
Apple PowerBook G4, MacBook Pro
Adobe Lightroom, Photoshop CS3

marxz
 
Posts: 282


Post Fri Aug 31, 2007 3:39 am


jdepould wrote:
marxz wrote:
jdepould wrote:As opposed to shooting RAW and using TIFFs?



different format, different purpose


If you need to compress use jpeg, if you're worried about quality and/or printing, use tiff or psd.


exactly... main purpose of JPeG2000 for photographic purposes (lets ignore video cam, video streaming, security camera motion detection & AI visual systems) is to produce a progressive scan/rendering file for web output.

something that's much better done in computer than in camera as you are rarely, if ever, putting a full capture resolution image up on a web page that requires progressive rendering

Capture in a higher level (res/quality) vanilla JPG in camera tha the size of the image that you want to publish on your web site.
Then use 3rd party editor on computer to resize and resave image for web use
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wincalif
 
Posts: 2


Post Sat Sep 01, 2007 3:16 pm


thanks for the info

winson


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