处理：In Opencv SDK v3, you should use Imgproc.line instead of Core.line, Core.line does not exist any more.
链接：http://stackoverflow.com/questions/32604018/opencv-cant-find-core-line-in-android-studio
OpenCV异常问题（一）
原文：http://www.cnblogs.com/loge/p/6296329.html
