Graphics and Design Unit 10

Essential Area of Screen When creating graphics, leave a margin around the edges of the screen This is due to edge distortion aggravated by the production and transmission process Keep all video within the inner 90% of your screen This is called the safe video area

Safe Video Area You will always lose 10% of your video along the horizontal and vertical edges

Safe Title Area Inside the safe video area resides the safe title area All graphics should be placed within the inner 80% of your screen.

Safe Video and Title Areas

Intelligibility Consider using block letters Letters with script or fine detail do not translate well in video

Color and Brightness Use high contrast colors If you can’t see it well on a black and white monitor, you do not have a good enough contrast ratio

Titling Graphics and Effects Into a Video Switcher Keying – A special effect used in titling in which one video source (usually a character generated graphic) appears as opaque letters over the background video

Key Example

Titling Graphics and Effects Into a Video Switcher Mattes – A special video effect that combines three separate sources: character generator titles, a color from a matte generator, and background video

Matte Example

Titling Graphics and Effects Into a Video Switcher Chroma Key – A special matte key effect in which a particular colored area (generally blue or green) is eliminated from one shot and filled with new video information from another source

Chroma Key Example

Advanced Tecniques Compositing – A computer generated program that allows you to layer several different graphic items over the main video image

Compositing Example

Graphics and Design Unit 10