Video streaming on app by using webcam

hello sir i serched relevent topic for the my app but i not get the idea of its !!
my app was we not fix controller yet i just want if any wifi module acces i want to take on mit app in my android phone and then after getting acces of wifi the automatically video streaming will start!!

Hello everyone how video streaming take place in app? if i have video streaming server.

Hello, if you have a url / streaming ip, you can view it in a web view

is video streaming will happen i web viwer? or i have to used the activity starter ?

my quation was for connectivity through wifi is there is need of entring the ip adrees of wifi in mobile app in case i used
1 activity starter for video streaming
2 web is used for controlles the led of controller?