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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
HEIC
High Efficiency Image File Format
High Efficiency Image File Format (HEIF) is a container format for individual images and image sequences. It is based on the ISO/IEC 23008-12:2017 standard and is developed by the Moving Picture Experts Group (MPEG).
Main usage
HEIF is mainly used for storing photos and videos on mobile devices, such as iPhones and iPads. It is also used for storing images on the web and for archiving images.
- High compression ratio
- Supports 16-bit color depth
- Supports animation
- Supports metadata