Firstly, save your movie as png images. You can set_view/get_view to have the right orientation. To save scenes go to > scene > store > F 1/2/3... then > Movie > Program > Scene Loop I use usually: Nutate > 30 deg. over 4 sec. > file > save movie as png images then for 300 images you can easily use http://gifmaker.me/ (quite slow even with highest speed) or https://ezgif.com/maker up to 2000 files (delay time 1 makes a nice speed) or it's easy to find some png to gif conventer online