1、在时间线上选中视频素材,左上角显示-特效控制台,
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2、在特效控制台里面,可以点击打开-运动,
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3、找到里面的-缩放比例,
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4、点击打开这个倒三角,打开比例控制条,调节即可改变视频大小,
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5、去掉-等比缩放-前面的勾选,就可以不等比进行视频缩放,
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6、直接拖动比例控制条,就可以在右侧看到,视频的大小已经改变了。完成。
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在特校控制中 选中Motion 就可以调整画面尺寸大小