Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you have been placed in read-only mode.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
@默生 用的是什么效果？调整图层么？调整图层不要拉伸到空白的第一帧，如果你第一帧没有视频，只有调整图层，就可能会这样
