利用SIFT检测两图片的相同点，并获取两幅图像的视差。-SIFT detection using the same picture two points, and to obtain two images of the parallax.

利用左右图像,求取出其总所需要的视差图像，然后进行3D场景的构建,-About the use of images, the total needed to seek out the parallax images, and then proceed to build 3D scenes,