Pimcore\Image\Adapter\ImageMagick::generateCanvas PHP Method

    public function generateCanvas($width, $height, $color)
    {
        $canvas = new ImageMagick();
        $canvas->addConvertOption('size', "{$width}x{$height}")->addConvertOption('fill', "\"{$color}\"")->addFilter('fill', "canvas:{$color}");
        $this->setTmpPaths($canvas, 'canvas');
        $canvas->save($canvas->getOutputPath());
        $canvas->imagePath = $canvas->getOutputPath();
        $this->tmpFiles[] = $canvas->getOutputPath();
        return $canvas;
    }