Image2Css\Converter::getColorMap PHP Метод

    public function getColorMap()
    {
        $colors = array();
        $iw = $this->getImageWidth();
        $ih = $this->getImageHeight();
        for ($h = 0; $h < $ih; $h++) {
            $colors[$h] = array();
            for ($w = 0; $w < $iw; $w++) {
                $a = imagecolorat($this->image, $w, $h);
                $b = imagecolorsforindex($this->image, $a);
                $colors[$h][$w] = $b;
            }
        }
        return $colors;
    }