Remote device status.
General device error.
Invalid device ID.
Captured frame rate is 0.
The device is occupied.
The device is not plugged in or unplugged.
The system needs to be restarted.
System media services stop, such as under the iOS platform, when the system detects that the current pressure is huge (such as playing a lot of animation), it is possible to disable all media related services.
The remote device is muted.
The device is interrupted, such as a phone call interruption, etc.
There are multiple apps at the same time in the foreground, such as the iPad app split screen, the system will prohibit all apps from using the camera.
CDN server actively disconnected.
The system is under high load pressure and may cause abnormal equipment.