Why is the video from the front camera flipped to landscape orientation?

Question

Java

Hello. The problem means this, in the chat roulette application. the video that comes from the front camera after about 5 minutes turns over in a horizontal orientation, the same for the interlocutor, then returns to a normal vertical position, but when it turns over it increases greatly, which is not very convenient.

Manifest settings

android:screenOrientation="nosensor"
android:configChanges="orientation|screenSize"