public ImageInterface::getFileSize() Returns

public ImageInterface::resize($width, $height)

Provide views data for

protected Image::chmod($uri, $mode = NULL) Provides

protected ImageStyle::fileUriTarget($uri)

public ImageStyle::getDerivativeExtension($extension)

public ImageEffectInterface::getWeight()

public Image::apply($operation, array $arguments = array())

public Image::desaturate() Converts an image to

image_style_options($include_empty = TRUE) Gets an array of image styles suitable for using as select list