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PDB
Portable Database
Portable Database (PDB) is a file format used to store data in a structured way, typically used by databases, contact managers, and e-book readers.
Main usage
PDB is used to store data in a structured way, typically used by databases, contact managers, and e-book readers.
- Data storage
- Structured data
- Compact size
Main features
MEF
Multi-Picture Format
Multi-Picture Format (MEF) is a file format developed by Mamiya for storing multiple images in a single file.
Main usage
MEF is mainly used for storing digital photographs taken with Mamiya cameras.
- Supports multiple images in a single file
- Compression of images
- High image quality