Greyscale
Greyscale (or grayscale) image is one in which the value of each pixel is a single sample representing only a certain amount of light, that is, it carries only intensity information.
Aliases
e:greyscalee:gs
Parameters
- This transformation does not include parameters.
Limitations
- Applicable only to images smaller than 25 mega pixels.
Dependencies
- This transformation does not have any dependencies.
Examples
See the following examples about the possible ways of usage.
Set the width to 200 px and add greyscale effect.
w:200_e:gs
use shardimage\shardimagephp\factories\Transformation;
$transformations = (new Transformation())->width(200)->grayscale();
Set the width to 200 px and add greyscale effect to the face only.
w:200/e:gs_g:face
use shardimage\shardimagephp\factories\Transformation;
$transformations = (new Transformation())->width(200)->group()->grayscale()->gFace();