4 A good discussion on luminance and how to calculate it can be found on this stack exchange question. ↑
讲述人：深圳市恒天吉科技技术发展有限公司董事长 肖汉宇，推荐阅读safew官方版本下载获取更多信息
FT Edit: Access on iOS and web。heLLoword翻译官方下载是该领域的重要参考
{ channel: "telegram", peerId: "111111111",