myvtm/Module/mod_facetracking/mod_facetracking.cpp

#include "stdafx.h"
#include "SpBase.h"
#include "SpIni.h"

#include "rvc_media_common.h"

#include "libvideoqueue.h"
#include "libfacecapture.h"

#include "y2k_time.h"

#include "sysvar.h"
#include "Event.h"
#include "fileutil.h"
#include "EventCode.h"
#include "../mod_mediacontroller/Event.h"

#ifndef MAX_LOG_LEN
#define MAX_LOG_LEN 512
#endif

#ifndef rvc_snprintf
#ifdef RVC_OS_WIN
#define rvc_snprintf _snprintf
#else
#define rvc_snprintf snprintf
#endif // RVC_OS_WIN

#endif // rvc_snprintf

// 脸部跟踪&拍照 devel: 0x302

static struct {
	int monitor_id;
	int evt_code;
	char* evt_msg;
} monitor_id_evtmsg[] = {
	{0, EVENT_MOD_CUSTOMER_CLOSE, "客户接近 1.5m"},
	{1, EVENT_MOD_CUSTOMER_LEAVE, "客户消失或退出到接近距离1.5M之外"},
	{2, EVENT_MOD_CUSTOMER_ENTEROPERATE, "客户进入操作距离0.5m"},
	{3, EVENT_MOD_CUSTOMER_BACKTOCLOSE, "客户退回到接近距离"},
	{4, EVENT_MOD_CUSTOMER_APPEAR, "有人出现"},
	{5, EVENT_MOD_CUSTOMER_CHANGE, "客户已经换人"},
	{6, EVENT_MOD_CUSTOMER_CAPTUREFACE, "捕获脸部事件"},
	{7, EVENT_MOD_CUSTOMER_LOSEFACE, "失去脸部事件"},
	{8, EVENT_MOD_FACE_BREAKDOWN,"the opencv library breakdown"},
	{9, EVENT_MOD_NODETECT_BODY,"未检测到人脸"},
};

class CFaceTrackingEntity : public CEntityBase, public CHostApi , public CVideoMonitorEvent, public ISysVarListener, public ITimerListener,public ILogListener
{
public:
	CFaceTrackingEntity() : m_facecapture(NULL), bIsSessionChange(false),strCustomerID(false),strSessionID(false),bIsCustomerChange(false), m_bSingleCamera(false)
	{
		// note: this object initialize at DllMain, so it suggests keep your code simple here. 
		// 1) do simple initializing here
		// 2) dont do complex operation, complex operation such as create new process(thread) and so on
	}
	virtual ~CFaceTrackingEntity() {}
	virtual const char *GetEntityName() const { return "FaceTracking"; }

	virtual void OnPreStart(CAutoArray<CSimpleStringA> strArgs,CSmartPointer<ITransactionContext> pTransactionContext) 
	{
		CSmartPointer<IEntityFunction> spFunction = GetFunction();
		ErrorCodeEnum Error;
		bool bRet = false;
		m_facecapture = new Clibfacecapture(&bRet, this, this, REC_COMMON_VIDEO_ENV_SHM_RTP_QUEUE, REC_COMMON_VIDEO_ENV_SHM_SNAPSHOT_QUEUE, REC_COMMON_VIDEO_OPT_SHM_RTP_QUEUE);
		if (!bRet) {
			DbgWithLink(LOG_LEVEL_INFO, LOG_TYPE_SYSTEM)("load libface capture failed!");
			pTransactionContext->SendAnswer(Error_Resource);
			return;
		}

		Error = GetFunction()->RegistSysVarEvent("SessionID", this);
		if (Error != Error_Succeed) 
		{
			DbgWithLink(LOG_LEVEL_INFO, LOG_TYPE_SYSTEM)("register sysvar %s failed!", "SessionID");
		}
		Error = GetFunction()->RegistSysVarEvent("CustomerID", this);
		if (Error != Error_Succeed) 
		{
			DbgWithLink(LOG_LEVEL_INFO, LOG_TYPE_SYSTEM)("register sysvar %s failed!", "CustomerID");
		}
		Error = GetFunction()->RegistSysVarEvent(SYSVAR_CAMERASTATE, this);
		if (Error != Error_Succeed) 
		{
			DbgWithLink(LOG_LEVEL_INFO, LOG_TYPE_SYSTEM)("register sysvar %s failed!", SYSVAR_CAMERASTATE);
		}
		CSimpleStringA strValue;
		GetFunction()->GetSysVar(SYSVAR_CAMERASTATE, strValue);
		if (strValue[0]  == 'N')
		{
			m_facecapture->SetCameraState(0);
		}
		else if (strValue[0]  == 'E')
		{
			m_facecapture->SetCameraState(1);
		}
		else if (strValue[0]  == 'O')
		{
			m_facecapture->SetCameraState(2);
		}
		else if (strValue[0]  == 'B')
		{
			m_facecapture->SetCameraState(3);
		}	

		//is Pad Version
		CSystemStaticInfo stStaticinfo;
		spFunction->GetSystemStaticInfo(stStaticinfo);
		if (stricmp(stStaticinfo.strMachineType,"RVC.Stand1SPlus")==0){
			m_bSingleCamera = true;
		}

		spFunction->SubscribeLog(m_UUid1, this, Log_Event, Severity_None, Error_IgnoreAll, LOG_EVT_HEADLIGHT_GREEN_OFF,NULL,false);
		spFunction->SubscribeLog(m_UUid2, this, Log_Event, Severity_None, Error_IgnoreAll, LOG_EVT_MEDIACONTROLLER_CAMERA_STARTED,NULL,false);
		spFunction->SubscribeLog(m_UUid3, this, Log_Event, Severity_None, Error_IgnoreAll, LOG_EVT_MEDIACONTROLLER_CAMERA_STOPPED,NULL,false);
		spFunction->SubscribeLog(m_UUid4, this, Log_Event, Severity_None, Error_IgnoreAll, LOG_EVT_MEDIACONTROLLER_RESET_ACTIVECAMERA, NULL, false); 
		pTransactionContext->SendAnswer(Error);
	}

	virtual void OnStarted()
	{
		LogEvent(Severity_Middle, LOG_EVT_MOD_FACETRACKING_STARTED_SUCCESS, "facetracking entity started successfully.");
	}

	virtual void OnPreClose(EntityCloseCauseEnum eCloseCause,CSmartPointer<ITransactionContext> pTransactionContext) 
	{ 
		CSmartPointer<IEntityFunction> spFunction = GetFunction();
		delete m_facecapture;
		m_facecapture = NULL;
		spFunction->UnsubscribeLog(m_UUid1);
		spFunction->UnsubscribeLog(m_UUid2);
		spFunction->UnsubscribeLog(m_UUid3);
		spFunction->UnsubscribeLog(m_UUid4);
		spFunction->UnregistSysVarEvent("SessionID");
		spFunction->UnregistSysVarEvent("CustomerID");
		spFunction->UnregistSysVarEvent(SYSVAR_CAMERASTATE);
		pTransactionContext->SendAnswer(Error_Succeed); 
	}

	int TransCameraStateToInt(char cData)
	{
		int iRet = 0;
		if ('E' == cData){
			iRet = 1;
		}
		else if('O' == cData){
			iRet = 2;
		}
		else if('B' == cData){
			iRet = 3;
		}

		return iRet;
	}

	void OnLog(const CAutoArray<CUUID> &SubIDs, const CUUID nLogID,const LogTypeEnum eLogType, const SeverityLevelEnum eLevel,
		const DWORD dwSysError,const DWORD dwUserCode,const DWORD dwEntityInstanceID, const WORD wEntityDevelID, 
		const CAutoArray<DWORD> &Param, const char *pszEntityName, const char *pszModuleName,const char *pszMessage, const linkContext &pLinkInfo)
	{
		switch (dwUserCode)
		{
		case LOG_EVT_HEADLIGHT_GREEN_OFF:
			m_facecapture->SetLightChange();
			break;

		case LOG_EVT_MEDIACONTROLLER_CAMERA_STARTED:
			{
				DbgWithLink(LOG_LEVEL_INFO, LOG_TYPE_SYSTEM)("recv LOG_EVT_MEDIACONTROLLER_CAMERA_STARTED event");
				CSimpleStringA strValue;
				GetFunction()->GetSysVar(SYSVAR_CAMERASTATE, strValue);
				int iState = TransCameraStateToInt(strValue[0]);
				if (3 != iState) {
					m_facecapture->SetCameraState(iState);
					m_facecapture->StartFaceCapture();
				}
				else {
					m_facecapture->SetCameraState(3);
				}

				if (!m_bSingleCamera) {
					GetFunction()->SetTimer(1, this, 1000);
				}
			}
			break;

		case LOG_EVT_MEDIACONTROLLER_CAMERA_STOPPED:
			{
				DbgWithLink(LOG_LEVEL_INFO, LOG_TYPE_SYSTEM)("recv LOG_EVT_MEDIACONTROLLER_CAMERA_STOPPED event");
				m_facecapture->StopFaceCapture();
				CSimpleStringA strValue;
				GetFunction()->GetSysVar(SYSVAR_CAMERASTATE, strValue);
				int iState = TransCameraStateToInt(strValue[0]);
				m_facecapture->SetCameraState(iState);

				if (!m_bSingleCamera) {
					GetFunction()->KillTimer(1);
				}

				GetFunction()->SetSysVar(SYSVAR_ACTIVETRACKINGCAMERA, ACTIVETRACKINGCAMERA_ENV); // from Operation -> Environment
			}
			break;

		case LOG_EVT_MEDIACONTROLLER_RESET_ACTIVECAMERA:
			{
				CSimpleStringA strValue;
				GetFunction()->GetSysVar(SYSVAR_ACTIVETRACKINGCAMERA, strValue); // E or O
				if ('O' == strValue[0]) {
					GetFunction()->SetSysVar(SYSVAR_ACTIVETRACKINGCAMERA, ACTIVETRACKINGCAMERA_ENV); // from Operation -> Environment
				}
			}
			break;
		default:
			DbgWithLink(LOG_LEVEL_INFO, LOG_TYPE_SYSTEM)("unknown event.");
			break;
		}
	}

	//////////////////////////////////////////////////////////////////////////////////////////////////////
	// ITimerListener implementation
	
	virtual void OnTimeout(DWORD dwTimerID)
	{
		uint64_t uid;
		CCustomerStatus status;
		//DbgWithLink(LOG_LEVEL_INFO, LOG_TYPE_SYSTEM)("before GetMainCustomerStatus");
		if (m_facecapture->GetMainCustomerStatus(uid, status)) 
		{
			CSmartPointer<IEntityFunction> spFunction = GetFunction();
			CSimpleStringA strValue;
			DbgWithLink(LOG_LEVEL_DEBUG, LOG_TYPE_SYSTEM)("OnTimeout, check value, eCamera = %d", status.stCustomerPos.eCamera);
			spFunction->GetSysVar(SYSVAR_ACTIVETRACKINGCAMERA, strValue); // E or O
			if (status.stCustomerPos.eCamera == EnvironCamera) 
			{
				if (strValue[0] == 'O') 
				{
					DbgWithLink(LOG_LEVEL_INFO, LOG_TYPE_SYSTEM)("ActiveTrackingCamera change from Opt->Env!");
					spFunction->SetSysVar(SYSVAR_ACTIVETRACKINGCAMERA, ACTIVETRACKINGCAMERA_ENV); // from Operation -> Environment
				}
			} 
			else 
			{
				if (strValue[0] == 'E') 
				{
					DbgWithLink(LOG_LEVEL_INFO, LOG_TYPE_SYSTEM)("ActiveTrackingCamera change from Env->Opt!");
					spFunction->SetSysVar(SYSVAR_ACTIVETRACKINGCAMERA, ACTIVETRACKINGCAMERA_OPT); // from Environment -> Operation
				}
			}			
		} 
		else 
		{
			DbgWithLink(LOG_LEVEL_INFO, LOG_TYPE_SYSTEM)("GetMainCustomerStatus failed!");
		}
	}

	//////////////////////////////////////////////////////////////////////////////////////////////////////
	// CHostApi implementation

	virtual uint64_t GenerateUUID()
	{
		m_lastUUID = CUUID::Create(m_lastUUID);
		return m_lastUUID;
	}

	virtual bool IsCustomerChange()
	{
		bool bChange = bIsSessionChange||bIsCustomerChange;
		return bChange;
	}

	virtual void GetFaceImgName(char* FaceName, uint32_t uLen)
	{
		CSimpleStringA strPath;
		ErrorCodeEnum Error = GetFunction()->GetPath("UploadPhoto", strPath);
		if (Error == Error_Succeed) 
		{

			if (((const char*)strCustomerID == NULL)||(_stricmp(strCustomerID,"N") == 0))
			{
				rvc_snprintf(FaceName, uLen,"%s%s%s_0", strPath.GetData(), SPLIT_SLASH_STR, strSessionID.GetData());
			}
			else
			{
				rvc_snprintf(FaceName, uLen, "%s%s%s_%s", strPath.GetData(), SPLIT_SLASH_STR, strSessionID.GetData(), strCustomerID.GetData());
			}
			bIsSessionChange = false;
			bIsCustomerChange = false;
		} 
		else 
		{
			DbgWithLink(LOG_LEVEL_INFO, LOG_TYPE_SYSTEM)("getpath uploadphoto failed!");
		}
	}

	virtual bool LoadConfig(CFaceCaptureConfig &config)
	{
		CSmartPointer<IEntityFunction> spFunction = GetFunction();
		CSmartPointer<IConfigInfo> spConfig;
		ErrorCodeEnum Error(Error_Succeed);

		/*
		PrimCamera=1
		UpCameraEdgeLimit=3
		DownCameraEdgeLimit=2
		ServersType=0
		ContourMinAera=14400
		FaceDataDirPath=facedata
		OperateFaceSize=4.2
		CloseFaceSize=6.6
		FarFaceSize=8.2
		SearchFaceSize=8.2
		DetectFaceSize=6.6
		FaceSizeOffset=18
		SleepLong=800
		SleepMiddle=600
		SleepShort=500
		ThresholdNum=10
		*/
		CSimpleStringA strPath;
		config.nServersType = 0;
		GetFunction()->GetPath("cfg", strPath);
		strcpy(config.strFaceDataDirPath, strPath);
		strcat(config.strFaceDataDirPath, SPLIT_SLASH_STR "facedata");

		config.nPrimCamera = 1;
		config.nContourMinAera = 14400;
		config.nUpCameraEdgeLimit = 3;
		config.nDownCameraEdgeLimit = 2;
		config.fOperateFaceSize = 4.2f;
		config.fCloseFaceSize = 6.6f;
		config.fFarFaceSize = 8.2f;
		config.fSearchFaceSize = 8.2f;
		config.fDetectFaceSize = 6.6f;
		config.nFaceSizeOffset = 18;
		config.nSleepLong = 800;
		config.nSleepMiddle = 600;
		config.nSleepShort = 500;
		config.nThresholdNum = 10;
		Error = Error_Succeed;
		return Error == Error_Succeed;
	}

	virtual void Debug(facecap_loglevel elevel, const char *fmt, ...)
	{
		va_list arg;
		va_start(arg, fmt);
		int n = vsnprintf(NULL, 0, fmt, arg);

		if (n >= MAX_LOG_LEN) {
			char* buf = (char*)malloc((size_t)(n + 1));
			vsnprintf(buf, n + 1, fmt, arg);
			DbgWithLink((LOG_LEVEL_E)elevel, LOG_TYPE_SYSTEM)("%s", buf);
			free(buf);
		}
		else{
			char strlog[MAX_LOG_LEN] = {0};
			vsnprintf(strlog, MAX_LOG_LEN, fmt, arg);
			DbgWithLink((LOG_LEVEL_E)elevel, LOG_TYPE_SYSTEM)("%s", strlog);
		}
		va_end(arg);
	}

	////////////////////////////////////////////////////////////////////////////////////
	// CVideoMonitorEvent
	void GenerateMonitorEvent(video_monitor_event_type eType)
	{
		LogEvent(Severity_Middle, monitor_id_evtmsg[eType].evt_code, monitor_id_evtmsg[eType].evt_msg);
	}

private:

	virtual void OnSysVarEvent(const char *pszKey, const char *pszValue,const char *pszOldValue,const char *pszEntityName)
	{
		if (_stricmp(pszKey,"SessionID") == 0)
		{
			GetFunction()->GetSysVar("SessionID",strSessionID);
			//DbgWithLink(LOG_LEVEL_INFO, LOG_TYPE_SYSTEM)("sessionID change to %s",strSessionID);
			bIsSessionChange = true;
		}

		if (_stricmp(pszKey,"CustomerID") == 0)
		{
			GetFunction()->GetSysVar("CustomerID",strCustomerID);
			//DbgWithLink(LOG_LEVEL_INFO, LOG_TYPE_SYSTEM)("customerID change to %s",strCustomerID);
			bIsCustomerChange = true;
		}

		if (_stricmp(pszKey, SYSVAR_CAMERASTATE) == 0)
		{
			CSimpleStringA str;
			GetFunction()->GetSysVar(SYSVAR_CAMERASTATE,str);
			//DbgWithLink(LOG_LEVEL_INFO, LOG_TYPE_SYSTEM)("customerID change to %s",strCustomerID);
			if (str == 'N')
			{
				m_facecapture->SetCameraState(0);
			}
			else if (str == 'E')
			{
				m_facecapture->SetCameraState(1);
			}
			else if (str == 'O')
			{
				m_facecapture->SetCameraState(2);
			}
			else if (str == 'B')
			{
				m_facecapture->SetCameraState(3);
				//DbgWithLink(LOG_LEVEL_INFO, LOG_TYPE_SYSTEM)("set Camera State to 3");
			}	
		}
	}

private:
	CUUID m_UUid1,m_UUid2,m_UUid3,m_UUid4;
	bool bIsSessionChange;
	bool bIsCustomerChange;
	CSimpleStringA strCustomerID;
	CSimpleStringA strSessionID;
	CUUID m_lastUUID;
	Clibfacecapture *m_facecapture;
	bool m_bSingleCamera;
};

SP_BEGIN_ENTITY_MAP()
	SP_ENTITY(CFaceTrackingEntity)
SP_END_ENTITY_MAP()