BackgroundAlpha

Adds an alpha channel to the background color.

imgproxy: background_alpha (alias bga) · Availability: imgproxy Pro only

Usage

use SomehowDigital\ImgProxy\Url;
use SomehowDigital\ImgProxy\Option\BackgroundAlpha;

$url = Url::create()
    ->source('https://example.com/image.jpg')
    ->options(new BackgroundAlpha(0.5));

$url->build();
// _/bga:0.5/plain/https%3A%2F%2Fexample.com%2Fimage.jpg

The option appears in the URL as bga:0.5.

Parameters

Parameter	Type	Default	Description
`$alpha`	`float`	required	From 0 (transparent) to 1 (opaque). imgproxy uses `1` when left out.

See also

Background

imgproxy reference