Airplay查找

https://www.cnblogs.com/seven-sky/p/4729962.html

https://blog.csdn.net/bxjie/article/details/39581565

http://nto.github.io/AirPlay.html

https://www.jianshu.com/p/beb3a7f34a40

https://developer.apple.com/library/archive/samplecode/DNSSDObjects/Introduction/Intro.html#//apple_ref/doc/uid/DTS40011371-Intro-DontLinkElementID_2

https://www.aorensoftware.com/blog/2011/08/20/exploring-airplay-mirroring-internals/

https://www.bijienetworks.com/news/fields/20180511airplay/

https://cloud.tencent.com/developer/article/1409985

https://blog.csdn.net/u011897062/article/details/79446001