How can I find out when an outgoing call was picked up?

Question

Android

It is necessary that during an outgoing call, at the moment when the interlocutor picked up the phone, receive a notification. I can find out when the call started (the call went), I can find out when it ended, but I need the call answer event. I will be very grateful for the answer.

Answer 1

stackoverflow.com/questions/5497061/detecting-outg...