J2K File Format

JPEG 2000 Code Stream - J2K - JPEG 2000 Code Stream

Basic Information

File Extension
.j2k
Full Name
JPEG 2000 Code Stream
Format Category
Professional Images
MIME Type
image/j2k

Technical Specifications

Compression Method
Wavelet compression (lossy/lossless)
Color Support
16-bit color depth
Transparency Support
Supported

Format Introduction

J2K is the code stream format of the JPEG 2000 standard, providing better compression efficiency and quality than traditional JPEG. It supports both lossy and lossless compression and is widely used in high-quality imaging fields such as medical imaging and digital cinema.

Main Features

  • Progressive transmission
  • Region of interest encoding
  • Lossless and lossy modes
  • Better compression efficiency
  • Error recovery capability

Use Cases

  • Medical imaging
  • Digital cinema
  • Satellite imagery
  • Archival preservation
  • High-quality image storage

Browser Support

Chrome
Not Supported
Firefox
Not Supported
Safari
Not Supported
Edge
Not Supported

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