实现根据一张图片的颜色自动跟踪类似颜色的目标，请把颜色图片路径标为绝对路径，图片大小与摄像头画面大小设置为一致。-According to the color of an image to achieve automatic tracking similar to the color of the target, the color image path to absolute path marked, with the camera image size is set to the same