Chromecast runs an app inside that does the streaming.
Phone/tablet just setup the URL for the stream.
You can easily verified this by setup the chromecast to stream from youtube with a phone after it start play, you can turn off the phone and and it would still be playing.
The phone/table for chromecast is just a fancy remote control.
Phone/tablet just setup the URL for the stream.
You can easily verified this by setup the chromecast to stream from youtube with a phone after it start play, you can turn off the phone and and it would still be playing.
The phone/table for chromecast is just a fancy remote control.