FaceEngineServiceImpl.java
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package com.arcsoft.facedemo.service.impl;
import cn.hutool.core.bean.BeanUtil;
import cn.hutool.core.collection.CollectionUtil;
import com.arcsoft.facedemo.dao.mapper.UserFaceInfoMapper;
import com.arcsoft.facedemo.domain.UserFaceInfo;
import com.arcsoft.facedemo.dto.ProcessInfo;
import com.arcsoft.facedemo.factory.FaceEngineFactory;
import com.arcsoft.facedemo.service.FaceEngineService;
import com.arcsoft.facedemo.dto.FaceUserInfo;
import com.arcsoft.facedemo.base.ImageInfo;
import com.arcsoft.face.*;
import com.arcsoft.face.enums.ImageFormat;
import com.google.common.cache.CacheBuilder;
import com.google.common.cache.CacheLoader;
import com.google.common.cache.LoadingCache;
import com.google.common.collect.Lists;
import org.apache.commons.pool2.impl.GenericObjectPool;
import org.apache.commons.pool2.impl.GenericObjectPoolConfig;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Service;
import javax.annotation.PostConstruct;
import java.math.BigDecimal;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.*;
@Service
public class FaceEngineServiceImpl implements FaceEngineService {
public final static Logger logger = LoggerFactory.getLogger(FaceEngineServiceImpl.class);
@Value("${config.freesdk.app-id}")
public String appId;
@Value("${config.freesdk.sdk-key}")
public String sdkKey;
@Value("${config.freesdk.thread-pool-size}")
public Integer threadPoolSize;
private Integer passRate = 80;
private ExecutorService executorService;
private LoadingCache<Integer, List<FaceUserInfo>> faceGroupCache;
@Autowired
private UserFaceInfoMapper userFaceInfoMapper;
private GenericObjectPool<FaceEngine> extractFaceObjectPool;
private GenericObjectPool<FaceEngine> compareFaceObjectPool;
@PostConstruct
public void init() {
initCache();
executorService = Executors.newFixedThreadPool(threadPoolSize);
GenericObjectPoolConfig poolConfig = new GenericObjectPoolConfig();
poolConfig.setMaxIdle(threadPoolSize);
poolConfig.setMaxTotal(threadPoolSize);
poolConfig.setMinIdle(threadPoolSize);
poolConfig.setLifo(false);
extractFaceObjectPool = new GenericObjectPool(new FaceEngineFactory(appId, sdkKey, FunctionConfiguration.builder().supportFaceDetect(true).supportFaceRecognition(true).supportAge(true).supportGender(true).build()), poolConfig);//底层库算法对象池
compareFaceObjectPool = new GenericObjectPool(new FaceEngineFactory(appId, sdkKey, FunctionConfiguration.builder().supportFaceRecognition(true).build()), poolConfig);//底层库算法对象池
}
/**
* 初始化缓存
*/
private void initCache() {
this.faceGroupCache = CacheBuilder
.newBuilder()
.maximumSize(100)
.expireAfterAccess(2, TimeUnit.HOURS)
.build(new CacheLoader<Integer, List<FaceUserInfo>>() {
@Override
public List<FaceUserInfo> load(Integer groupId) throws Exception {
UserFaceInfo userFaceInfo = new UserFaceInfo();
userFaceInfo.setGroupId(groupId);
List<UserFaceInfo> userFaceInfoList = userFaceInfoMapper.selectList(userFaceInfo);
List<FaceUserInfo> userFaceInfoListTarget = Lists.newLinkedList();
userFaceInfoList.forEach(k -> {
FaceUserInfo info = new FaceUserInfo();
BeanUtil.copyProperties(k, info);
userFaceInfoListTarget.add(info);
});
return userFaceInfoListTarget;
}
});
}
private int plusHundred(Float value) {
BigDecimal target = new BigDecimal(value);
BigDecimal hundred = new BigDecimal(100f);
return target.multiply(hundred).intValue();
}
@Override
public void addFaceToCache(Integer groupId, FaceUserInfo faceUserInfo) throws ExecutionException {
List<FaceUserInfo> userFaceInfoList = faceGroupCache.get(groupId);
userFaceInfoList.add(faceUserInfo);
}
@Override
public List<FaceInfo> detectFaces(ImageInfo imageInfo) {
FaceEngine faceEngine = null;
try {
//获取引擎对象
faceEngine = extractFaceObjectPool.borrowObject();
//人脸检测得到人脸列表
List<FaceInfo> faceInfoList = new ArrayList<FaceInfo>();
//人脸检测
faceEngine.detectFaces(imageInfo.getRgbData(), imageInfo.getWidth(), imageInfo.getHeight(), ImageFormat.CP_PAF_BGR24, faceInfoList);
return faceInfoList;
} catch (Exception e) {
logger.error("", e);
} finally {
if (faceEngine != null) {
//释放引擎对象
extractFaceObjectPool.returnObject(faceEngine);
}
}
return null;
}
@Override
public List<ProcessInfo> process(ImageInfo imageInfo){
FaceEngine faceEngine = null;
try {
//获取引擎对象
faceEngine = extractFaceObjectPool.borrowObject();
//人脸检测得到人脸列表
List<FaceInfo> faceInfoList = new ArrayList<FaceInfo>();
//人脸检测
faceEngine.detectFaces(imageInfo.getRgbData(), imageInfo.getWidth(), imageInfo.getHeight(), ImageFormat.CP_PAF_BGR24, faceInfoList);
int processResult = faceEngine.process(imageInfo.getRgbData(), imageInfo.getWidth(), imageInfo.getHeight(), ImageFormat.CP_PAF_BGR24, faceInfoList, FunctionConfiguration.builder().supportAge(true).supportGender(true).build());
List<ProcessInfo> processInfoList=Lists.newLinkedList();
List<GenderInfo> genderInfoList = new ArrayList<GenderInfo>();
//性别提取
int genderCode = faceEngine.getGender(genderInfoList);
//年龄提取
List<AgeInfo> ageInfoList = new ArrayList<AgeInfo>();
int ageCode = faceEngine.getAge(ageInfoList);
for (int i = 0; i <genderInfoList.size() ; i++) {
ProcessInfo processInfo=new ProcessInfo();
processInfo.setGender(genderInfoList.get(i).getGender());
processInfo.setAge(ageInfoList.get(i).getAge());
processInfoList.add(processInfo);
}
return processInfoList;
} catch (Exception e) {
logger.error("", e);
} finally {
if (faceEngine != null) {
//释放引擎对象
extractFaceObjectPool.returnObject(faceEngine);
}
}
return null;
}
/**
* 人脸特征
* @param imageInfo
* @return
*/
@Override
public byte[] extractFaceFeature(ImageInfo imageInfo) throws InterruptedException {
FaceEngine faceEngine = null;
try {
//获取引擎对象
faceEngine = extractFaceObjectPool.borrowObject();
//人脸检测得到人脸列表
List<FaceInfo> faceInfoList = new ArrayList<FaceInfo>();
//人脸检测
int i = faceEngine.detectFaces(imageInfo.getRgbData(), imageInfo.getWidth(), imageInfo.getHeight(), ImageFormat.CP_PAF_BGR24, faceInfoList);
if (CollectionUtil.isNotEmpty(faceInfoList)) {
FaceFeature faceFeature = new FaceFeature();
//提取人脸特征
faceEngine.extractFaceFeature(imageInfo.getRgbData(), imageInfo.getWidth(), imageInfo.getHeight(), ImageFormat.CP_PAF_BGR24, faceInfoList.get(0), faceFeature);
return faceFeature.getFeatureData();
}
} catch (Exception e) {
logger.error("", e);
} finally {
if (faceEngine != null) {
//释放引擎对象
extractFaceObjectPool.returnObject(faceEngine);
}
}
return null;
}
@Override
public List<FaceUserInfo> compareFaceFeature(byte[] faceFeature, Integer groupId) throws InterruptedException, ExecutionException {
List<FaceUserInfo> resultFaceInfoList = Lists.newLinkedList();//识别到的人脸列表
FaceFeature targetFaceFeature = new FaceFeature();
targetFaceFeature.setFeatureData(faceFeature);
List<FaceUserInfo> faceInfoList = faceGroupCache.get(groupId);//从缓存中提取人脸库
List<List<FaceUserInfo>> faceUserInfoPartList = Lists.partition(faceInfoList, 1000);//分成1000一组，多线程处理
CompletionService<List<FaceUserInfo>> completionService = new ExecutorCompletionService(executorService);
for (List<FaceUserInfo> part : faceUserInfoPartList) {
completionService.submit(new CompareFaceTask(part, targetFaceFeature));
}
for (int i = 0; i < faceUserInfoPartList.size(); i++) {
List<FaceUserInfo> faceUserInfoList = completionService.take().get();
if (CollectionUtil.isNotEmpty(faceInfoList)) {
resultFaceInfoList.addAll(faceUserInfoList);
}
}
resultFaceInfoList.sort((h1, h2) -> h2.getSimilarValue().compareTo(h1.getSimilarValue()));//从大到小排序
return resultFaceInfoList;
}
private class CompareFaceTask implements Callable<List<FaceUserInfo>> {
private List<FaceUserInfo> faceUserInfoList;
private FaceFeature targetFaceFeature;
public CompareFaceTask(List<FaceUserInfo> faceUserInfoList, FaceFeature targetFaceFeature) {
this.faceUserInfoList = faceUserInfoList;
this.targetFaceFeature = targetFaceFeature;
}
@Override
public List<FaceUserInfo> call() throws Exception {
FaceEngine faceEngine = null;
List<FaceUserInfo> resultFaceInfoList = Lists.newLinkedList();//识别到的人脸列表
try {
faceEngine = compareFaceObjectPool.borrowObject();
for (FaceUserInfo faceUserInfo : faceUserInfoList) {
FaceFeature sourceFaceFeature = new FaceFeature();
sourceFaceFeature.setFeatureData(faceUserInfo.getFaceFeature());
FaceSimilar faceSimilar = new FaceSimilar();
faceEngine.compareFaceFeature(targetFaceFeature, sourceFaceFeature, faceSimilar);
Integer similarValue = plusHundred(faceSimilar.getScore());//获取相似值
if (similarValue > passRate) {//相似值大于配置预期，加入到识别到人脸的列表
FaceUserInfo info = new FaceUserInfo();
info.setName(faceUserInfo.getName());
info.setFaceId(faceUserInfo.getFaceId());
info.setSimilarValue(similarValue);
resultFaceInfoList.add(info);
}
}
} catch (Exception e) {
logger.error("", e);
} finally {
if (faceEngine != null) {
compareFaceObjectPool.returnObject(faceEngine);
}
}
return resultFaceInfoList;
}
}
}