What is the purpose of getting READ_PHONE_STATE and RECORD_AUDIO? William Wong February 14, 2022 09:37 Updated Follow READ_PHONE_STATE can read the unique flag of your device. RECORD_AUDIO i used for live stream feature. Related articles How to get the pts in H.264 video stream? How the addVideoActiveStatusListener will return a callback while listening a video stream status? How to know where a fly zone is? Is it possible for OSDK to take photos and download photos at the same time How to switch the camera video display? Comments 0 comments Please sign in to leave a comment.