Written in c + + a (computer connection disconnected usb camera when the camera times wrong but be clear which camera off)
CodePudding user response:
Camera connection generally have a judgment whether the connection is successful, from this to do your connection tipCodePudding user response:
Mainly connected well after a camera can report errors but multiple cameras must disconnect after all to errorReason is the usb cannot sign camera as long as there is a running would not be an error
CodePudding user response:
This is no contact withA flag bit in the can be set for each video head
Or regular query to see
You call the SDK should have this function?
CodePudding user response:
Each camera has a capture window, you can set the error callback function for each camera error message,