Pimcore\Model\Asset\Video\ImageThumbnail::generate PHP Метод

    public function generate()
    {
        $errorImage = PIMCORE_PATH . '/static6/img/filetype-not-supported.png';
        $deferred = false;
        $generated = false;
        if (!$this->asset) {
            $this->filesystemPath = $errorImage;
        } elseif (!$this->filesystemPath) {
            $cs = $this->asset->getCustomSetting("image_thumbnail_time");
            $im = $this->asset->getCustomSetting("image_thumbnail_asset");
            if ($im || $this->imageAsset) {
                if ($this->imageAsset) {
                    $im = $this->imageAsset;
                } else {
                    $im = Model\Asset::getById($im);
                }
                if ($im instanceof Image) {
                    $imageThumbnail = $im->getThumbnail($this->getConfig());
                    $this->filesystemPath = $imageThumbnail->getFileSystemPath();
                }
            }
            if (!$this->filesystemPath) {
                $timeOffset = $this->timeOffset;
                if (!$this->timeOffset && $cs) {
                    $timeOffset = $cs;
                }
                // fallback
                if (!$timeOffset) {
                    $timeOffset = ceil($this->asset->getDuration() / 3);
                }
                $converter = \Pimcore\Video::getInstance();
                $converter->load($this->asset->getFileSystemPath());
                $path = PIMCORE_TEMPORARY_DIRECTORY . "/video-image-cache/video_" . $this->asset->getId() . "__thumbnail_" . $timeOffset . ".png";
                if (!is_dir(dirname($path))) {
                    File::mkdir(dirname($path));
                }
                if (!is_file($path)) {
                    $lockKey = "video_image_thumbnail_" . $this->asset->getId() . "_" . $timeOffset;
                    Model\Tool\Lock::acquire($lockKey);
                    // after we got the lock, check again if the image exists in the meantime - if not - generate it
                    if (!is_file($path)) {
                        $converter->saveImage($path, $timeOffset);
                        $generated = true;
                    }
                    Model\Tool\Lock::release($lockKey);
                }
                if ($this->getConfig()) {
                    $this->getConfig()->setFilenameSuffix("time-" . $timeOffset);
                    try {
                        $path = Image\Thumbnail\Processor::process($this->asset, $this->getConfig(), $path, $deferred, true, $generated);
                    } catch (\Exception $e) {
                        Logger::error("Couldn't create image-thumbnail of video " . $this->asset->getRealFullPath());
                        Logger::error($e);
                        $path = $errorImage;
                    }
                }
                $this->filesystemPath = $path;
            }
            \Pimcore::getEventManager()->trigger("asset.video.image-thumbnail", $this, ["deferred" => $deferred, "generated" => $generated]);
        }
    }