Camera mapping is a clever technique that allows you to take a still image and convert it into 3d geometry for use in an animation. This powerful technique is used extensively by visual effects studios for feature films, commercials and television shows. It's especially useful for faking helicopters flyovers because it costs just a fraction of the cost of hiring a real helicopter。 “相机映射”是一个聪明的技术，允许您采用静止图像并将其转换成 3d 几何在动画中使用。这个强大技术广泛用于视觉特效工作室的故事片、 广告和电视节目。因为它的成本比雇佣真正直升机拍摄的成本要小的多的多。
