
82 Image Processing for Cinema
FIGURE 3.17: The color gamut of a CRT television set. Image from [12].
obvious question then would be: why doesn’t the maker use the wide-gamut
CFA for all its camera models? The answer is that depending on the intended
use and market of the camera, too much color space from the sensor may not
be a good thing. If the camera will be used in broadcasting to be screened on
regular monitors (which adhere to the BT.709 standard), then a wide-gamut
camera is wasting processing and information space on colors that will never
be reproduced; on the other hand, for digital cinema work the goal is not
to have the camera be the limiting ...