功能相机实现，Android应用，可完成基本相机的照相，对焦，闪光灯，前后摄像头拍照等功能-Camera functions to achieve, Android application, to be completed basic photographic camera, focus, flash, front camera, camera and other functions

安卓相机拍照功能，自动对焦，代码经初期调试可运行，效果满意。-Android camera camera autofocus, code can run after the initial debugging, effect is satisfactory