We are not sure why this feature is provided, but it is fun and users may discover innovative uses for them. Click on the effects button. Go to Video Effects > Image Modification. The gradient effect gives a cartoonish feel to the video. The motion blur has a factor slider. These are the two main effects. The other effects include waves, motion detect, noise, water and psychedelic. You can apply a selection of these effects at once to the video. The changes take place in real time.