XnView Software

Yes, that worked.

Also the size is considered to be in kilobytes, not bytes.

I want to compress several images in a loop to J2K with desired output filesize. This filesize is calculated based on input image and changes each loop.

I've noticed that XnView MP allows me to compress several images into 1 specific filesize, however I have to manualy write this filesize, which ...

Thank you for your help, it works now.

I've installed 64bit XnView MP and copy-pasted the openjp2.dll from XnView MP Plugins folder to Nconvert Plugins folder.

Yes, it is.

I want to compres around 30 images to JPEG 2000 using a command line script, because I want to change several things in a loop.

I've downloaded NConvert from the website https://www.xnview.com/en/nconvert/.

First thing according to Formats.txt file, it is possible to compress JPEG 2000 files with ...