If the file came from a colleague, teacher, or tech support person, it is almost certainly a file. These are created by Camtasia (screen recording software).
If you’re processing the data, you’d typically use a library like ir_datasets or just a standard open script: with open('filename.trec', 'r') as f: print(f.read()) Use code with caution. Copied to clipboard Summary Table open .trec file
Since .trec is an editing format, not a finished video, opening it in Camtasia allows you to edit the individual streams (like moving the webcam or hiding the cursor). If the file came from a colleague, teacher,