"So here is my tutorial on how to get the same effect, in a
similar way. Note, in order to achieve an effect like a Lightsaber,
you'll need a computer better than something intended as a personal
The processor would likely have to be a 64 bit Quad-Core 3.0GHz.
The computer would also likely have to have 2 gigabytes of memory,
a 256MB-512MB GNU/Linux supported video card, like newer
ATI/nVidia, of course a sound card built-on or other. But for this
test a common netbook could even achieve this effect.
"First you'll open Cinelerra, or Cinelerra-CV, of course.
"Secondly you'll open your video, of course, make sure it's a
supported format; Cinelerra-CV likes MOVs, some MPEGs, some FLVs,
and others. Open your video as "Replace current project."
"Thirdly you'll apply the "Motion" video effect, and the
settings shown in the image below. Change them for your own video,