grayscale
Speech parts
1. grayscale - Noun
2. grayscale - Adjective
3. grayscale - Verb
Meaning
(photography) A printed strip of graduated tones used to check exposure and development times.
(imaging) The use of black and white, representing color with shades of gray.
grayscale (not comparable)
(imaging) Black and white, representing color with shades of gray.
grayscale (third-person singular simple present grayscales, present participle grayscaling, simple past and past participle grayscaled)
(transitive) To convert to grayscale.
Synonyms
Antonyms
Examples
Color images typically consist of a composite of three separate grayscale images, one to represent each of the three primary colors — red, green, and blue, or RGB for short.
In addition, the PowerBook 180 had a superb-for-the-time active-matrix grayscale display, making it popular with the Mac press.
For truecolor and grayscale images, it stores a single pixel value that is to be regarded as fully transparent.
However, it interferes with a trick some programs use to implement grayscale graphics by rapidly switching between two or more displays (page-flipping).
It is optional for color types 2 and 6 (truecolor and truecolor with alpha) and it must not appear for color types 0 and 4 (grayscale and grayscale with alpha).
JNG files embed an 8-bit or 12-bit JPEG datastream in order to store color data, and may embed another datastream (1, 2, 4, 8, 16-bit PNG, or 8-bit JPEG grayscale image) for transparency information.