Hi PWee,
If you by saying the clip has been saved mean you have saved the project with the picture.
Then just open the project, highlight/click on the picture, open Magic Motion, click on Reset button.
Now the Pan and Zoom effect is removed.
Cheers, Anja
PDR 14.0.4207.0 / Windows 10 64-bit / Asus / Intel i7-4790 3.60 GHz / 16GB RAM / NVIDIA GeForce GTX 970 / DirectX 12