BTW: Java has codecs (coder/decoders) for JPEG2000 and JPEG-LS which may be an even better way to compress in some situations. The problem is that is an extra...
... Just a question: does JPEG2000 show a real advantage over JPEG in real use situations? I remember tests where it was clear that jpeg2000 was a winner with...
... is that ... That is not necessary with PTViewer: You can bundle the PTViewer-Applet with a JPEG2000-decoder class, and provide JPEG2000 for "old" Java VMs....
... JPEG2000 utilizes a different compression method than JPEG. Part of the reason why the results are better. But the format is about much more than just...
Hello list, forgive my post but I am little bit happy with my another aerial pano. Thanks for having a look : http://www.panorama360.cz/heli4 Not perfect yet...
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Ken Warner
kwarner000@...
Jun 26, 2008 8:49 am
When I was working with JPEG 2000, I found that I could get better looking images that were smaller by about 10-15% if you selected the compression rate just...
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Ken Warner
kwarner000@...
Jun 26, 2008 8:54 am
I tried to strip down the JJ2000 reference implementation to get to an all Java JPEG2000 decoder that I could package with my applet. The best I could do was a...
... It is worth noting that the compression 'numbers' used by many different apps aren't all done to the same scale anyway, so it is risky to make absolute...
... Even stodgy old JPEG doesn't support "80 compression" (or any other number, come to that) That API is merely a convenient handle to a simple IJG group set...
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Ken Warner
kwarner000@...
Jun 26, 2008 9:14 am
Whatever -- in the apps I use to compress JPEG numbers from 1-100 are usually used to denote compression. It's just a familiar metaphor. If there is some ...
... JPEG 2000 is a joke for normal photographic images. I have tested it several times since it was introduced and I never seen any benefit compared to jpg. As...
Wow, respect! This looks awesome! What flying object do you use to get the camera in the air? Heli, microcopter? How do you control the camera? Regards,...
... find the product you applaud? Web Save is what we all use in Photoshop for saving images for the web. I believe the right expression in the English File...
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Ken Warner
kwarner000@...
Jun 26, 2008 3:35 pm
You might be seeing problems with the app that is giving you access to the JPEG2000 codec. Maybe a different app would work better for you. I know XnView does...
... XnView is not OSX compatible. There is no problem with Photoshop JPEG2000 plugin but as it is a preview interface just like Save for Web it can not...
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Ken Warner
kwarner000@...
Jun 26, 2008 3:45 pm
I just used XnView to save a 6.28meg jpg file saved at best quality -- 100 for people who use that kind of interface -- and saved it as an 80 quality which is...
... Don't use the Photoshop CS3 JPEG2000 plug in. I don't know what the issue is with that plug-in for CS3 but it does not function or compress very well. Try...
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Ken Warner
kwarner000@...
Jun 26, 2008 4:14 pm
Here's a list of all the apps that use the same decoder as XnView -- http://www.ece.uvic.ca/~mdadams/jasper/#overview...
Even if you do get a JP2 to work well on your local machine using what ever software app what current browsers can we use to see the image on a web page?? Out...
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Ken Warner
kwarner000@...
Jun 26, 2008 4:38 pm
None of the below. You have to get a JPEG2000 plugin somewhere. Google for it... This is one of the reasons why JPEG2000 hasn't taken off. It's not because it...
... since it ... CS3 ... I have tested Graphic Converter also. It is much worse than CS3 It could not at all handle my 105 mb test image, It was impossible to...
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Ken Warner
kwarner000@...
Jun 26, 2008 5:36 pm
Well then I guess you won't be using JPEG2000......
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Ken Warner
kwarner000@...
Jun 26, 2008 5:38 pm
But looking at your crops I'd say that there is something wacky with the encoder you are using. I don't see that kind of image degredation when I transcode...
