Begin forwarded message:
> From: Xavier Gorroño <[email protected]> > Date: February 29, 2012 6:25:07 AM EST > To: OpenJPEG <[email protected]> > Subject: [OpenJPEG] python issues with j2k_to_image and image_to_j2k (version > 1.5) > Reply-To: [email protected] > > I have been working in an application for a future satellite which > needs to load JPEG2000 images. > > The libraries in python are not optimised in order to deal with this > image format and, therefore, I need to convert from JPEG2000 to TIFF > and vice versa. I chose kakadu and everything works fine. However, I > decided to try with OPENJPEG 1.5 since it is open-source and it seems > to be the future reference. I have two main problems that I want to > share: > > 1. The information is shown in the command prompt every time I run the > program. I redirect the output to a "garbage" txt as a solution. > However, it works for "j2k_to_image" but not for "image_to_j2k". I > think it would be nice an option to avoid these information like in > kakadu (-quiet). > > 2. I lose the georeference of the pixels. When I convert to TIFF I > lose it and I found no option in the functions. GDAL can read the > geoinformation of JPEG2000 but it cannot be directly updated to a > JPEG2000 file. Therefore, that is for me a limitation. Probably, there > are some other options... but anyway, it would be nice if the > application recognises that information automatically like with > kakadu. > > Thanks in advance > > -- > You are subscribed to the mailing-list of the OpenJPEG project > (www.openjpeg.org) > To post: email to [email protected] > To unsubscribe: email to [email protected] > For more options: visit http://groups.google.com/group/openjpeg > For more info about OpenJPEG main partners : visit www.tele.ucl.ac.be (UCL) > and www.intopix.com
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