I have H.264 WebCam (LG-VC300-webcam) it worked with Skype on LG TV, but the Skype was abandoned on SmartTV. We Bought the Android TV (Sony), but I cant install on TV the Hangouts - I want use the LG Cam with Hangouts on my new TV, but I cant ...
There is no Android TV Hangouts app.... you could maybe get around that by casting your screen to the tv from a pc or phone? You can use https://hangouts.google.com and cast that as well