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PPM
Portable Pixmap
Portable Pixmap (PPM) is an image file format used to store and transfer bitmap images. It is a lowest common denominator color image file format that is supported by virtually all image-manipulation programs.
Main usage
PPM is commonly used for storing and transferring images on the internet, as well as for creating and editing images in image-editing programs.
- RGB color model
- 8-bit color depth
- lossless compression
Main features
EXR
High Dynamic Range Image File
EXR is a high dynamic range (HDR) image file format developed by Industrial Light & Magic for use in computer imaging applications. It is a popular format for high dynamic range images, and is supported by a wide range of graphics software.
Main usage
EXR is used for high dynamic range images in computer graphics applications such as 3D rendering, animation, and video editing.
- High dynamic range
- High bit depth
- Lossless compression
- Multi-part files