G4 to PFM Converter

Convert your g4 files to pfm online & free

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Group 4 FAX

G4 is a method to compress black and white images without losing quality. It is used for fax machines and as a one of the compression types for the TIFF format. G4 treats a picture as black dots and lines on a white page (less file size will be achieved if there are less black dots and lines).

PFM Converter

pfm

Portable float format

This is a graphic file format that supports HDR. It is used for exchanging graphics data between applications. It is also used for development in the Netpbm suite of graphics editors. A PBM image has either a per-pixel RGB structure or instructions for representing grayscale tones.

How to convert G4 to PFM

Step 1

Upload g4-file(s)

Select files from Computer, Google Drive, Dropbox, URL or by dragging it on the page.

Step 2

Choose "to pfm"

Choose pfm or any other format you need as a result (more than 200 formats supported)

Step 3

Download your pfm

Let the file convert and you can download your pfm file right afterwards