- Extension
- .g4
- .dpx
- Format
- Binary
- Binary
- Category
- Fax
- Raster Image
- Developer
- Computer Fax Systems (CFS)
- SMPTE
- 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.
- Kodak raster image format used for transferring film images to a digital medium with no loss of quality; also referred to as a "Digital Moving Picture Exchange Bitmap;" often exported as a frame sequence which contains a series of still images.
- MIME Type
- image/g4fax
- image/x-dpx
