促进高校教师专业发展的视频案例编制环境研究

The Producing Environment Research of Video Case for Promoting Faculty Development

随着信息化进程的不断推进，视频案例作为一种记录教学过程的有效方式，在教学研讨和教师专业成长中的作用日益突出。现阶段视频案例存在镜头变化少、制作时间长、视频直播难等的问题，严重影响了教学研讨质量和教师专业成长的效果。基于Wirecast 的视频案例编制环境制作的视频案例能采集多路信号、同屏输出，具有可移动性强、制作时效高以及制作简易的特点，可以快捷方便的录播和直播课堂实况，便于优化视频案例质量，提高制作效率，促进高校教师专业发展。

With the continuous progress of informationize process, video case, as an effective way to record the process of teaching, is playing an increasingly prominent role in instructional research and faculty development. At present, many problems exists in video case, such as few shot changes, production for a long time, difficult to broadcast, etc. Those problems seriously affect the teaching research quality and the effect of faculty development. The producing environment of video case which is based on Wirecast can collects multiple video signal, output with the same screen, has high movability, the production of high efficiency, and compiled easily, also can type and broadcast live video from the classroom quickly and handily, facilitate optimization video case quality, improve the production efficiency, and promote faculty development.