Chapter: Video and Computer Technology
Topic: Video Basics
Because NTSC video is interlaced, whenever you increase the size of an image you are also shifting those scan lines to other regions of the screen. Scan line 1 may now be positioned at scan line 2, thus throwing off the field interpretation. This will result in jumpy, stuttering video, very noticeable scan lines when exported to video.
TAGS: flicker, jumpy