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Convert your J2K files online. You can convert your J2K documents from any platform (Windows, Linux, macOS). No registration needed. Just drag and drop your J2K file on upload form, choose the desired output format and click convert button. Once conversion completed you can download your PPTX file.
You even can perform more advanced conversions. For example you can convert password protected documents. Just expand LoadOptions and enter the password of your file. Or you can add a watermark to the converted PPTX file. Expand the ConvertOptions and fill the fields for watermarking.
You can convert your J2K documents from anywhere, from any machine or even from a mobile device. The J2K converter is always available online and is completely free.
A J2K file is an image that is compressed using the wavelet compression instead of DCT compression.
Read moreFiles with PPTX extension are presentation files created with popular Microsoft PowerPoint application. Unlike the previous version of presentation file format PPT which was binary, the PPTX format is based on the Microsoft PowerPoint open XML presentation file format. A presentation file is a collection of slides where each slide can comprise of text, images, formatting, animations, and other media.
Read moreYou can also convert J2K into many other file formats. Please see the complete list below.