Convert erf to odd

What is the difference between .erf and .odd?

Description: This format was created to store images in RAW format that were created using Epson digital cameras. The image is stored in an uncompressed form, and it can be directly printed on Epson printers. This format can be edited using the Epson PhotoRAW software or using plug-ins in other image editors.; OpenDocument Drawing (ODD) is a file format for storing vector-based graphics and drawings. It is part of the OpenDocument format, a standardized format for office documents, and it is used for creating and storing drawings and illustrations. ODD files can be opened and edited using office software suites that support the OpenDocument format, such as LibreOffice and OpenOffice. They store graphics and drawing data in a standardized, XML-based format, and they can be used for exchanging graphics and drawings between different applications.