Sulu\Bundle\MediaBundle\Media\ImageConverter\ImagineImageConverter::convert PHP Метод

    public function convert(FileVersion $fileVersion, $formatKey)
    {
        $content = $this->storage->loadAsString($fileVersion->getName(), $fileVersion->getVersion(), $fileVersion->getStorageOptions());
        $extractedImage = $this->mediaImageExtractor->extract($content);
        try {
            $image = $this->imagine->load($extractedImage);
        } catch (RuntimeException $e) {
            throw new InvalidFileTypeException($e->getMessage());
        }
        $image = $this->toRGB($image);
        $format = $this->getFormat($formatKey);
        $cropParameters = $this->getCropParameters($image, $fileVersion->getFormatOptions()->get($formatKey), $this->formats[$formatKey]);
        if (isset($cropParameters)) {
            $image = $this->applyFormatCrop($image, $cropParameters);
        }
        if (isset($format['scale']) && $format['scale']['mode'] !== ImageInterface::THUMBNAIL_INSET) {
            $image = $this->applyFocus($image, $fileVersion, $format['scale']);
        }
        if (isset($format['scale'])) {
            $image = $this->applyScale($image, $format['scale']);
        }
        if (isset($format['transformations'])) {
            $image = $this->applyTransformations($image, $format['transformations']);
        }
        $image->strip();
        // Set Interlacing to plane for smaller image size.
        if (count($image->layers()) == 1) {
            $image->interlace(ImageInterface::INTERLACE_PLANE);
        }
        $imagineOptions = $format['options'];
        $imageExtension = $this->getImageExtension($fileVersion->getName());
        return $image->get($imageExtension, $this->getOptionsFromImage($image, $imageExtension, $imagineOptions));
    }