YouTube Screenshot Button 摘要
YouTube Screenshot Button：Take screenshots from YouTube video..
changes filetype of file being saved
YouTube Screenshot Button 简介
* This add-on adds extra button on Youtube player to download the screenshot of video.
* Enjoy seamless experience from this very light weight add-on very.
* This addon is completely safe to use.
* This is an open source project, find the code on https://github.com/gurumukhi/youtube-screenshot.