可以在android模拟器上运行的用paint画笔画出来的笑脸(A smiley face painted with an paint brush that can run on the Android simulator)

在安卓平台上实现的人脸检测，实时显示人脸区域，帮助大家学习安卓以及人脸检测知识(In the Android platform to achieve face detection, real-time display of the face area, to help you learn Android and face detection knowledge.)