Online J2K to PNM, you can put the J2K to PNM format on your computer, tablet or mobile phone without downloading any software!
Step 1
Upload J2K file
Select files from your computer, Google Drive, Dropbox, URL or by dragging them on the page.
Step 2
Select 'PNM'
Select output PNM or any other format as the conversion result (click the Convert button)
Step 3
Download your J2K file
After the conversion you can download your PNM file and upload it to Google Drive, Dropbox.
j2k : JPEG 2000 Image
Compressed bitmap image that uses wavelet compression instead of the DCT compression used by standard .JPEG images; supports 16-bit color, alpha transparency, and lossless compression.
The PNM file type is primarily associated with PBM Portable Any Map Graphic. A family of formats. The files are usually .PNM but can have the form .P?M with ? being any letter.