Lecture recording refers to the process of recording and archiving the content of a lecture, conference, or seminar. It consists of hardware and software components that work in synergy to record the audio and visual components of the lecture. It is widely used in universities and higher education in the UK and Australia to provide support for students. 71% of institutions responding to a UCISA survey in 2016 indicated that this technology was available in their institution. Where lecture recording is done at scale, the recording system may be integrated with the timetabling system and the collection of metadata may be automated.
Hardware
Hardware such as a lavalier microphone can be used to capture the lecturer’s voice along with the video of the lecturer. Sometimes, the lecturer may use visual aids to support their speech, such as slide shows, which are presented to the audience with some kind of projector. In this case, such slide shows can also be recorded. Once captured, the data is then either stored directly on the capture hardware or sent to a server over a LAN or the Internet. After some processing to adapt the video
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Source: Wikipedia
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