https://github.com/tjenkinson/clappr-thumbnails-plugin/

https://github.com/andrefilimono/clappr-flvjs-playback

https://www.helloweba.net/javascript/572.html

https://www.jianshu.com/p/a5cb5293a136

https://github.com/clappr/clappr/

https://github.com/clappr/clappr/wiki/Embed-Parameters

http://clappr.github.io/modules/components.html