This gadget is used to name the files produced by TSMorph-render.
The file name can be either edited in the string gadget or by using the Get File to display an ASL file requester.
The file name should contain the characters %ld. These characters will be replaced by the frame number, starting from that specified in the Start gadget.
n can be used to activate this gadget - See Keyboard.
See File naming for further information on how to specify the file name.