[gdal-dev] JPEG2000 change progression order without decoding

[Even Rouault]

I don't have in mind OSS to do that, but the kdu_transcode utility from 
Kakadu (proprietary) should be able to do it. Cf 
https://trac.osgeo.org/gdal/ticket/3295 / 
https://kakadusoftware.com/wp-content/uploads/Usage_Examples.txt

Le 03/05/2023 à 04:20, Tobby Moalem a écrit :
> I wonder if there is a way to change the progression order of jpeg2000 
> images, without the need of decoding it and then encode it again. For 
> example if I have an image with RPCL progression and I want to convert 
> it to LRCP. Is there a way to only move bits around (change the order 
> of the file) instead of needing to transcode the image all over again 
> (which may take a long time)?
>
> Thanks in advance,
> Tobby
>
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