Free PGM to HDR Converter

Convert PGM to HDR for free and online, easily convert your image file without needing to download any software or pay any fees

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Maximum file size 200 MB

PGM

Portable Gray Map

Portable Gray Map (PGM) is a file format for grayscale images. It is a lowest common denominator grayscale file format that most image processing programs can read and write.

Main usage

PGM is used for storing images such as X-ray images, medical images, and other scientific images.

Main features

8-bit grayscale
1-bit black and white
24-bit RGB color

HDR

High Dynamic Range Image File

High Dynamic Range (HDR) image files are used to store high dynamic range images. HDR images are composed of multiple exposures of the same scene, which are then combined to create a single image with a greater range of luminosity than a standard image.

Main usage

HDR images are used in photography, computer graphics, and medical imaging.

Main features

High dynamic range
Wide range of luminosity
Multiple exposures of the same scene