Error:Error converting bytecode to dex:
Cause: com.android.dex.DexException: Multiple dex files define Lcom/perfxlab/faceregnition/sdkfacerecognition/FaceInfo;
出现这个错误的原因在工程路径下有重复代码，当前的例子是因为FaceInfo.java 和FaceRecognition.java