// Copyright 2008 Matt Sandstršm/Too Much Too Soon
// This script is freeware, meaning you may copy and
// distribute it free of charge, as long as it's kept intact,
// including this message. Feel free to use the code as
// inspiration for your own scripts, but don't steal.
// Email me at mattias@beauty.se if you have any questions.
// Thank you. Have fun. 

filter "Frame By Frame Interpreter";
group "TMTS Video";	
FullFrame
InvalEntireItem
RenderEachFrameWhenStill

input theclip, "Source Clip", clip;

InformationFlag("YUVaware")

code

float dur, offsetTC;

getLimits(theclip, dur, offsetTC);
if dur > 0 then
	getVideo(theclip, frame+offsetTC, dest);
else;
	dest = src1;
end if;