When checking the power supply of the camera, for the ball camera without power supply instructions, you can judge whether the power supply of the camera is normal by checking whether it can automatically rotate after power-on.

Which of the following are the reasons for the dark or bright live images? (Multiple choice)

Which of the following configurations can solve the problem that the live request failed when the live request is requested? (Multiple choice)

The data processing of the video big data platform includes scenarios such as real-time, full-text retrieval, and offline analysis.

The volume of video network sharing services will affect the number of hard drives, and thus the number of single servers.