From 9e5babf9db52e64bdae60137be7696e56241fca6 Mon Sep 17 00:00:00 2001
From: xingzilong <xingzilong@454eff88-639b-444f-9e54-f578c98de674>
Date: 星期五, 18 八月 2017 18:12:17 +0800
Subject: [PATCH] H264 NALU解析  并在RTSPServer判断

---
 FaceServer/STFaceCache.cpp |  224 +++++++++++++++++++++++++++++++++++++++++++++++++------
 1 files changed, 199 insertions(+), 25 deletions(-)

diff --git a/FaceServer/STFaceCache.cpp b/FaceServer/STFaceCache.cpp
index 6190f82..6d5026d 100644
--- a/FaceServer/STFaceCache.cpp
+++ b/FaceServer/STFaceCache.cpp
@@ -9,8 +9,6 @@
 #include "sample_face_search.h"
 #include <cv_face.h>
 
-#define ENABLE_AUTO_CREATE_STFACEDB
-
 struct STFaceCacheContext
 {
 	cv_handle_t handle_verify;
@@ -18,6 +16,16 @@
 
 	STFaceCacheContext() : handle_verify(nullptr), handle_detect(nullptr)
 	{
+	}
+	
+	stface_handles getStFaceHandles()
+	{
+		//return (stface_handles*)this;
+		
+		stface_handles handles;
+		handles.handle_verify = handle_verify;
+		handles.handle_detect = handle_detect;
+		return handles;
 	}
 };
 
@@ -36,20 +44,29 @@
 	{
 		handles.handle_verify = ctx.handle_verify;
 		handles.handle_detect = ctx.handle_detect;
-		dbLoadOK = stface_db_load(handles, db_full_path().c_str());
-		dbLoadOK &= (handles.handle_db != nullptr);
+		if (handles.handle_db == nullptr)
+		{
+			dbLoadOK = stface_db_load(handles, db_full_path().c_str());
+			dbLoadOK &= (handles.handle_db != nullptr);
+		}
+		else
+		{
+			dbLoadOK = true;
+		}
 		return dbLoadOK;
 	}
 	
 	void close_db()
 	{
+		stface_db_save(handles, db_full_path().c_str());
+		
 		handles.handle_verify = nullptr;
 		handles.handle_detect = nullptr;
 		cv_verify_destroy_db(handles.handle_db);
 		handles.handle_db = nullptr;
 		dbLoadOK = false;
 	}
-	
+
 	std::string db_full_path() const
 	{
 		if (dbfpath.empty() || dbfname.empty())
@@ -66,7 +83,8 @@
 
 STFaceCache::STFaceCache(const std::string& _stfacedbPath)
 	: stfacedbPath(_stfacedbPath), stfaceModels(STFACESDK_BASE "/models"), 
-	_dbContext(new stface_ctx_map_t), _cacheContext(new STFaceCacheContext)
+	_dbContext(new stface_ctx_map_t), _cacheContext(new STFaceCacheContext), 
+	tempdbFaceCount(0)
 {
 	LOG_INFO << "st face db: " << stfacedbPath << LOG_ENDL;
 	LOG_INFO << "st face sdk models: " << stfaceModels << LOG_ENDL;
@@ -85,10 +103,18 @@
 {
 	STFaceCacheContext& cacheContext(*(STFaceCacheContext*)_cacheContext);
 	
-	cv_result_t cv_result = cv_face_create_detector(&cacheContext.handle_detect, nullptr, CV_DETECT_ENABLE_ALIGN_21);
+	if (stface_init_license("./license.lic") != 0)
+	{
+		LOG_ERROR << "stface_init_license failed" << LOG_ENDL;
+		return false;
+	}
+	
+	cv_face_algorithm_info();
+	
+	cv_result_t cv_result = cv_face_create_detector(&cacheContext.handle_detect, nullptr, CV_DETECT_ENABLE_ALIGN_106);//CV_DETECT_ENABLE_ALIGN_21
 	if (cv_result != CV_OK)
 	{
-		LOGP(ERROR, "create detect handle failed, error code %d\n", cv_result);
+		LOGP(ERROR, "create detect handle failed, error code %d", cv_result);
 		return false;
 	}
 	
@@ -169,9 +195,36 @@
 	}
 }
 
+FDP_FaceDetectResult STFaceCache::detect_neg(const STFaceImage& img)
+{
+	if (img.db_id <= 0)
+	{
+		return FDP_FDR_INVALID;
+	}
+	
+#ifdef ENABLE_DETECT_IN_NEGATIVE_DBID
+	STFaceImage imgNeg(img);
+	FDP_FaceDetectResult res(FDP_FDR_INVALID);
+	
+	imgNeg.db_id = STFS_DBID_VISITOR_1;
+	res = detect(imgNeg); // #todo optimize extract feature once
+	if (res.db_id != STFS_DBID_INVALID)
+		return res;
+	
+	imgNeg.db_id = STFS_DBID_TEMPDB_1;
+	res = detect(imgNeg);
+	if (res.db_id != STFS_DBID_INVALID)
+		return res;
+#endif
+
+	return FDP_FDR_INVALID;
+}
+
 FDP_FaceDetectResult STFaceCache::detect(const STFaceImage& img)
 {
 	stface_ctx_map_t& dbContext(*(stface_ctx_map_t*)_dbContext);
+	
+	LOG_WARN << "detect in dbid=" << img.db_id << LOG_ENDL;
 	
 	if (img.db_id == 0)
 	{
@@ -184,34 +237,41 @@
 		if (iterCtx == dbContext.end())
 		{
 			LOG_WARN << "no db find dbid=" << img.db_id << LOG_ENDL;
-			return FDP_FaceDetectResult(0, 0);
+			return detect_neg(img);
 		}
 		
 		STFaceDBContext& ctx(iterCtx->second);
 		if (!ctx.dbLoadOK)
 		{
 			LOG_WARN << "dbLoadOK return false" << LOG_ENDL;
-			return FDP_FaceDetectResult(0, 0);
+			return detect_neg(img);
 		}
 		
 		top_idx_score_vect_t result;
 		if (!stface_search_db(ctx.handles, img, result))
 		{
 			LOG_WARN << "stface_search_db return false" << LOG_ENDL;
-			return FDP_FaceDetectResult(0, 0);
+			return detect_neg(img);
 		}
 		
 		if (result.empty())
 		{
 			LOG_INFO << "stface_search_db return empty" << LOG_ENDL;
-			return FDP_FaceDetectResult(0, 0);
+			return detect_neg(img);
 		}
 		
 		LOGP(INFO, "stface_search_db return dbid=%d, idx=%d, score=%f", img.db_id, result[0].idx, result[0].score);
-		return FDP_FaceDetectResult(img.db_id, result[0].idx);
+
+		if (result[0].score < RESULT_CONFIDENCE)
+		{
+			LOGP(INFO, "low score not accepted");
+			return detect_neg(img);
+		}
+		
+		return FDP_FaceDetectResult(img.db_id, result[0].idx, result[0].score * 1000);
 	}
 
-	return FDP_FaceDetectResult(0, 0);
+	return FDP_FDR_INVALID;
 }
 
 FDP_FaceDetectResult STFaceCache::add(const STFaceImage& img)
@@ -219,10 +279,12 @@
 	stface_ctx_map_t& dbContext(*(stface_ctx_map_t*)_dbContext);
 	STFaceCacheContext& cacheContext(*(STFaceCacheContext*)_cacheContext);
 	
+	LOG_WARN << "add in dbid=" << img.db_id << LOG_ENDL;
+	
 	if (img.db_id == 0)
 	{
 		LOG_WARN << "db_id=0 not ok" << LOG_ENDL;
-		return FDP_FaceDetectResult(0, 0);
+		return FDP_FDR_INVALID;
 	}
 	
 	stface_ctx_map_t::iterator iterCtx = dbContext.find(img.db_id);
@@ -237,19 +299,16 @@
 		ctx.dbfname = dbfname;
 		ctx.dbfpath = stfacedbPath;
 		ctx.dbid = img.db_id;
+		ctx.init_db(cacheContext); // copy handlers
 		
 		if (!stface_db_create(ctx.handles, ctx.db_full_path().c_str()))
 		{
 			LOG_WARN << "stface_db_create return false" << LOG_ENDL;
-			return FDP_FaceDetectResult(0, 0);
+			return FDP_FDR_INVALID;
 		}
 		
-		if (!ctx.init_db(cacheContext))
-		{
-			LOG_WARN << "ctx.init_db return false" << LOG_ENDL;
-			return FDP_FaceDetectResult(0, 0);
-		}
-		
+		ctx.dbLoadOK = true;
+
 		dbContext.insert(std::make_pair(ctx.dbid, ctx));
 		iterCtx = dbContext.find(img.db_id);
 	}
@@ -258,17 +317,132 @@
 	if (iterCtx == dbContext.end())
 	{
 		LOG_ERROR << "no stfacedb found" << LOG_ENDL;
-		return FDP_FaceDetectResult(0, 0);
+		return FDP_FDR_INVALID;
 	}
 	
 	STFaceDBContext& ctx(iterCtx->second);
 	if (!ctx.dbLoadOK)
 	{
 		LOG_WARN << "dbLoadOK return false" << LOG_ENDL;
-		return FDP_FaceDetectResult(0, 0);
+		return FDP_FDR_INVALID;
 	}
+	
+#ifdef ENABLE_ADD_TO_TEMPDB_WHEN_NOT_DETECT
+	tempdbFaceCount++;
+#endif
 	
 	int idx = stface_db_add(ctx.handles, img);
 	LOG_INFO << "stface_db_add dbid=" << img.db_id << ", idx=" << idx << LOG_ENDL;
-	return FDP_FaceDetectResult(img.db_id, idx);
+	if (idx <= 1)
+		return FDP_FDR_INVALID;
+	else
+		return FDP_FaceDetectResult(img.db_id, idx, 0);
+}
+
+FDP_FaceDetectResult STFaceCache::compare(const STFaceImage& img1, const STFaceImage& img2)
+{
+	stface_ctx_map_t& dbContext(*(stface_ctx_map_t*)_dbContext);
+	STFaceCacheContext& cacheContext(*(STFaceCacheContext*)_cacheContext);
+
+	stface_handles handles(cacheContext.getStFaceHandles());
+	float c = stface_compare(handles, img1, img2);
+	FDP_FaceDetectResult result(0, 0, int(c * 1000));
+	return result;
+}
+
+void STFaceCache::search(const STFaceImage& img, fdr_vec_t& topResult)
+{
+	stface_ctx_map_t& dbContext(*(stface_ctx_map_t*)_dbContext);
+	STFaceCacheContext& cacheContext(*(STFaceCacheContext*)_cacheContext);
+
+	for(stface_ctx_map_t::iterator iterCtx = dbContext.begin(); iterCtx != dbContext.end(); ++iterCtx)
+	{
+		STFaceDBContext& ctx(iterCtx->second);
+		if (!ctx.dbLoadOK)
+		{
+			LOG_WARN << "dbLoadOK return false" << LOG_ENDL;
+			continue;
+		}
+		
+		top_idx_score_vect_t result;
+		if (!stface_search_db(ctx.handles, img, result))
+		{
+			LOG_WARN << "stface_search_db return false" << LOG_ENDL;
+			continue;
+		}
+		
+		if (result.empty())
+		{
+			LOG_INFO << "stface_search_db return empty" << LOG_ENDL;
+			continue;
+		}
+		
+		for(top_idx_score_vect_t::iterator it = result.begin(); it != result.end(); ++it)
+		{
+			int16_t new_confidence = it->score * 1000;
+
+			fdr_vec_t::reverse_iterator rtTR = topResult.rbegin();
+			if(!topResult.empty())
+			{
+				while(new_confidence > rtTR->confidence)
+					++rtTR;
+			}
+
+			fdr_vec_t::iterator itTR(rtTR.base());
+			topResult.insert(itTR, FDP_FaceDetectResult(ctx.dbid, it->idx, new_confidence));
+
+			
+			while(topResult.size() > 5)
+				topResult.pop_back();
+
+			
+			//if(topResult.empty())
+			//	topResult.push_back(FDP_FaceDetectResult(ctx.dbid, it->idx, new_confidence));
+			//
+            //
+			//else if(new_confidence > topResult.rbegin()->confidence)
+			//{
+			//	while(topResult.size() > 4)
+			//		topResult.pop_back();
+			//	for(fdr_vec_t::reverse_iterator rtTR = topResult.rbegin() + 1; rtTR != topResult.rend(); ++rtTR)
+			//	{
+			//		if(new_confidence < rtTR->confidence)
+			//		{
+			//			fdr_vec_t::iterator itTR(rtTR.base());
+			//			topResult.insert(itTR, FDP_FaceDetectResult(ctx.dbid, it->idx, new_confidence));
+			//		}
+			//	}
+			//}
+		}
+
+		//LOGP(INFO, "stface_search_db return dbid=%d, idx=%d, score=%f", img.db_id, result[0].idx, result[0].score);
+	}
+	
+	/*
+	topResult.push_back(FDP_FaceDetectResult(1, 2, 3));
+	topResult.push_back(FDP_FaceDetectResult(-1, 2, 4));
+	topResult.push_back(FDP_FaceDetectResult(1, 6, 5));
+	*/
+}
+
+void STFaceCache::delete_db(int dbid)
+{
+	stface_ctx_map_t& dbContext(*(stface_ctx_map_t*)_dbContext);
+	STFaceCacheContext& cacheContext(*(STFaceCacheContext*)_cacheContext);
+
+	stface_ctx_map_t::iterator iterCtx = dbContext.find(dbid);
+	if (iterCtx == dbContext.end())
+	{
+		LOG_WARN << "no dbid=%d" << dbid << LOG_ENDL;
+		return;
+	}
+	
+	STFaceDBContext& ctx(iterCtx->second);
+	ctx.close_db();
+	
+	char mvDBtoBak[1000];
+	sprintf(mvDBtoBak, "cd %s; mv %s %d.bak;", stfacedbPath.c_str(), ctx.db_full_path().c_str(), dbid);
+	system(mvDBtoBak);
+	
+	dbContext.erase(iterCtx);
 }

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