/// <summary> /// 初始化人脸识别引擎 /// </summary> /// <returns></returns> public int InitFaceEngine() { if (rEngine != IntPtr.Zero) { return(0); } IntPtr recognizeEngine = IntPtr.Zero; int retCode = AFRFunction.AFR_FSDK_InitialEngine(this.AppID, this.AfrKey, this.pMem, this.recognizeSize, ref recognizeEngine); if (retCode == 0) { this.rEngine = recognizeEngine; } return(retCode); }