- Extension
- .g4
- .pcl
- Format
- Binary
- Text
- Category
- Fax
- Document
- Developer
- Computer Fax Systems (CFS)
- Hewlett Packard
- Description
- Group 4 (G4) used for black and white lossless compression to maintain high-quality images, commonly used in TIFF format compression by fax machines. A picture is seen as black dots and lines on a blank page; the fewer the dots and lines are, the lesser the file size.
- PCL stands for Printer Command Language which is a Page Description Language introduced by Hewlett Packard (HP).
- MIME Type
- image/g4fax
- application/vnd.hp-PCL
