Convert trec to fits

What is the difference between .trec and .fits?

Description: A TREC file contains a screen recording captured by TechSmith Camtasia, a screen recording and video editing program. It stores audio and video from a user's screen recording session and includes metadata, such as cursor effects and transitions. TREC files are typically used for storing content for tutorials and demonstrations.; The Flexible Image Transport System (FITS) file format is a digital file format used primarily in astronomy for storing, transmitting, and analyzing scientific images and data. Developed in the late 1970s, FITS was designed to provide a standard for the interchange of astronomical data, facilitating the sharing and analysis of data among astronomers and researchers worldwide.