2644 JPEG 2000 Codestream JPEG 2000 Image (Raster) JPEG 2000 codestream (also known as J2K, J2C, or JPEG 2000 Part 1, Core Coding System) is the wavelet based compressed image format defined in Part 1 of the JPEG 2000 standard. Both lossy and lossless compression as supported. A JPEG 2000 codestream uses a variant of the JPEG format, with a nearly identical system of markers and segments. 244 Preservica / Preservica 11 Nov 2022 04/2024 (v.118)- Format added to JPEG 2000 format family. Submitted by Preservica. 15 Apr 2024 fmt/1794 PUID image/jp2 MIME j2k File extension jpc File extension j2c File extension 2134 JPEG 2000 Codestream Based on the specification, start of codestream marker (0xFF4F) followed by image and tile size marker (0xFF51) at BOF, end of codestream marker (0xFFD9) at EOF. 1 Absolute from BOF 0 FF4FFF51 1 Absolute from EOF 0 FFD9