Automatic S-T teaching analysis method based on intelligent recording and broadcasting system
A recording and broadcasting system and automatic analysis technology, applied in data processing applications, instruments, calculations, etc., can solve problems such as heavy workload, ambiguity, and feedback in the teaching process, and achieve convenient analysis, good grasp, and perfect teaching. Effect
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[0029] Such as figure 1 As shown, the present invention is based on the S-T teaching automatic analysis method of intelligent recording and broadcasting system, including: audio and video field collection and recording and broadcasting system, network transmission system and remote playback system, based on the basis of AVA recording and broadcasting intelligent host, designed the following The program realizes the method of automatic analysis of teaching behavior:
[0030] 1. Obtain the signal source switching method during the recording process
[0031] Taking the recording start time as the origin, the switching behavior of all signal sources (camera, VGA signal) is recorded one by one no matter in the process of intelligent recording or manual video recording.
[0032] 2. Convert the switching mode
[0033] After obtaining the switching record xml file, the video source of the T, B, VGA, VGA.LOCKED, and END shots in the plan definition record file is the teacher’s behavi...
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