1、直接在PR中确定任意的视频素材,并点击效果。
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2、这个时候弹出新的窗口,需要在里面选择效果控件。
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3、下一步找到图示的位置,如果没问题就根据实际情况设置相关的参数。
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4、这样一来等得到对应的效果图以后,即可调整画面大小了。
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