cebe\markdown\inline\LinkTrait::parseImage PHP Method

    protected function parseImage($markdown)
    {
        if (($parts = $this->parseLinkOrImage(substr($markdown, 1))) !== false) {
            list($text, $url, $title, $offset, $key) = $parts;
            return [['image', 'text' => $text, 'url' => $url, 'title' => $title, 'refkey' => $key, 'orig' => substr($markdown, 0, $offset + 1)], $offset + 1];
        } else {
            // remove all starting [ markers to avoid next one to be parsed as link
            $result = '!';
            $i = 1;
            while (isset($markdown[$i]) && $markdown[$i] == '[') {
                $result .= '[';
                $i++;
            }
            return [['text', $result], $i];
        }
    }