Pimcore\Image\Adapter\GD::save PHP Метод

    public function save($path, $format = null, $quality = null)
    {
        $format = strtolower($format);
        if (!$format || $format == "png32") {
            $format = "png";
        }
        if (!$this->reinitializing && $this->getUseContentOptimizedFormat()) {
            $format = "pjpeg";
            if ($this->hasAlphaChannel()) {
                $format = "png";
            }
        }
        // progressive jpeg
        if ($format == "pjpeg") {
            imageinterlace($this->resource, true);
            $format = "jpeg";
        }
        if ($format == "jpg") {
            $format = "jpeg";
        }
        $functionName = 'image' . $format;
        if (!function_exists($functionName)) {
            $functionName = "imagepng";
        }
        // always create a PNG24
        if ($format == "png") {
            imagesavealpha($this->resource, true);
        }
        switch ($format) {
            case 'jpeg':
                $functionName($this->resource, $path, $quality);
                break;
            default:
                $functionName($this->resource, $path);
        }
        return $this;
    }