Adjustments

Brightness

The brightness method adjusts the brightness of the Image. The method accepts a value between -100 and 100.

$image->brightness(-20);

Brightness

Contrast

The contrast method adjusts the contrast of the Image. The method accepts a value between -100 and 100.

$image->contrast(20);

Contrast

Gamma

The gamma method adjusts the gamma of the Image. The method accepts a value between 0.1 and 9.99.

$image->gamma(4.1);

Gamma