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Running Jpylyzer
First of all, we needed to download jpylyzer. There are three methods of doing this: - Downloading and running it through Pip package manager – for which you need to have Python installed on your computer (neither of us did) - Using Debian packag (More)
A note on validation
Although jpylyzer is an excellent tool for validating JP2s, it is not infallible. Jpylyzer is stringently adhered to the JPEG2000 Part 1 standard (ISO 15444-1) which is responsible for outlining the JP2 file format. If something does not appear in th (More)
What does it look like when things go wrong?
In all cases, every JP2 we tried was validated by jpylyzer as valid. This meant that both free conversion tools we used were successfully converting JPEGs to JP2s. Although this was illuminating, we were curious to see what happened when an image was (More)
File format validation - veraPDF and Jpylyzer
A file format is effectively a mode of storing information in a computer file. Specific file formats have different properties that make them useful for different jobs, and this means that those in charge of digital repositories have spent a lot of t (More)
Migration for Digital Preservation
Surely there is no single strategy of digital preservation. Still, migration remains the most commonly employed strategy of preserving file formats. As we have seen in previous entries, (More)
The validation processes of Jpylyzer
https://dpconline.org/events/digital-preservation-awards/dpa-2014-jpylyzer-a-jp2-validator-and-ex (More)
The Foundation History of Jpylyzer
The Jpylyzer validator tool emerged as a result of several institutions’ preference for Jpeg 2 (More)
What is digital preservation and how are file formats related to it?
What is digital preservation? Why do we need to think about it? And how do file formats relate to it? More)
The first steps in Jpylyzer
Migration of files is a common action that is frequently done when a file format does not open. The most common way that a regular user changes the file format of an image is through file format converters. Adobe provides useful options for document (More)