概述
face++入门教程
1. 资料地址
1.1 compareAPI 文档
https://console.faceplusplus.com.cn/documents/4887586
1.2 compareAPI演示文档
https://www.faceplusplus.com.cn/face-comparing/#demo
2. 代码
2.1 详尽代码
package com.fjnu.facePlus;
import java.io.ByteArrayOutputStream;
import java.io.DataOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.net.HttpURLConnection;
import java.net.URL;
import java.net.URLDecoder;
import java.net.URLEncoder;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
import java.util.Random;
import javax.net.ssl.SSLException;
public class FaceTestCompare {
public static void main(String[] args) {
// File file1 = new File("/home/jiayuan/下载/霍建华.jpg");
File file1 = new File("/home/jiayuan/下载/胡歌1.jpeg");
// File file2 = new File("/home/jiayuan/下载/胡歌3.jpeg");
File file2 = new File("/home/jiayuan/下载/霍建华.jpg");
byte[] buff1 = getBytesFromFile(file1);
byte[] buff2 = getBytesFromFile(file2);
String url = "https://api-cn.faceplusplus.com/facepp/v3/compare";
HashMap<String, String> map = new HashMap<>();
HashMap<String, byte[]> byteMap = new HashMap<>();
map.put("api_key", "");//你的KEY
map.put("api_secret", "");//你的SECRET
map.put("return_landmark", "1");
map.put("return_attributes", "gender,age,smiling,headpose,facequality,blur,eyestatus,emotion,ethnicity,beauty,mouthstatus,eyegaze,skinstatus");
byteMap.put("image_file1", buff1);
byteMap.put("image_file2", buff2);
try{
byte[] bacd = post(url, map, byteMap);
String str = new String(bacd);
System.out.println(str);
}catch (Exception e) {
e.printStackTrace();
}
}
private final static int CONNECT_TIME_OUT = 30000;
private final static int READ_OUT_TIME = 50000;
private static String boundaryString = getBoundary();
protected static byte[] post(String url, HashMap<String, String> map, HashMap<String, byte[]> fileMap) throws Exception {
HttpURLConnection conne;
URL url1 = new URL(url);
conne = (HttpURLConnection) url1.openConnection();
conne.setDoOutput(true);
conne.setUseCaches(false);
conne.setRequestMethod("POST");
conne.setConnectTimeout(CONNECT_TIME_OUT);
conne.setReadTimeout(READ_OUT_TIME);
conne.setRequestProperty("accept", "*/*");
conne.setRequestProperty("Content-Type", "multipart/form-data; boundary=" + boundaryString);
conne.setRequestProperty("connection", "Keep-Alive");
conne.setRequestProperty("user-agent", "Mozilla/4.0 (compatible;MSIE 6.0;Windows NT 5.1;SV1)");
DataOutputStream obos = new DataOutputStream(conne.getOutputStream());
Iterator iter = map.entrySet().iterator();
while(iter.hasNext()){
Map.Entry<String, String> entry = (Map.Entry) iter.next();
String key = entry.getKey();
String value = entry.getValue();
obos.writeBytes("--" + boundaryString + "rn");
obos.writeBytes("Content-Disposition: form-data; name="" + key
+ ""rn");
obos.writeBytes("rn");
obos.writeBytes(value + "rn");
}
if(fileMap != null && fileMap.size() > 0){
Iterator fileIter = fileMap.entrySet().iterator();
while(fileIter.hasNext()){
Map.Entry<String, byte[]> fileEntry = (Map.Entry<String, byte[]>) fileIter.next();
obos.writeBytes("--" + boundaryString + "rn");
obos.writeBytes("Content-Disposition: form-data; name="" + fileEntry.getKey()
+ ""; filename="" + encode(" ") + ""rn");
obos.writeBytes("rn");
obos.write(fileEntry.getValue());
obos.writeBytes("rn");
}
}
obos.writeBytes("--" + boundaryString + "--" + "rn");
obos.writeBytes("rn");
obos.flush();
obos.close();
InputStream ins = null;
int code = conne.getResponseCode();
try{
if(code == 200){
ins = conne.getInputStream();
}else{
ins = conne.getErrorStream();
}
}catch (SSLException e){
e.printStackTrace();
return new byte[0];
}
ByteArrayOutputStream baos = new ByteArrayOutputStream();
byte[] buff = new byte[4096];
int len;
while((len = ins.read(buff)) != -1){
baos.write(buff, 0, len);
}
byte[] bytes = baos.toByteArray();
ins.close();
return bytes;
}
private static String getBoundary() {
StringBuilder sb = new StringBuilder();
Random random = new Random();
for(int i = 0; i < 32; ++i) {
sb.append("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_-".charAt(random.nextInt("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_".length())));
}
return sb.toString();
}
private static String encode(String value) throws Exception{
return URLEncoder.encode(value, "UTF-8");
}
public static byte[] getBytesFromFile(File f) {
if (f == null) {
return null;
}
try {
FileInputStream stream = new FileInputStream(f);
ByteArrayOutputStream out = new ByteArrayOutputStream(1000);
byte[] b = new byte[1000];
int n;
while ((n = stream.read(b)) != -1)
out.write(b, 0, n);
stream.close();
out.close();
return out.toByteArray();
} catch (IOException e) {
}
return null;
}
}
2.2 核心代码
1. 需要改换的地方, 只需要改动两处
使用时只需要替换下面两个路径,将其设置为需要比对的文件即可。
这里需要改成自己注册后的, 注册教程官网上有写,下面是链接:创建完即可直接使用
https://console.faceplusplus.com.cn/documents/5671787
2. 代码运行结果
这是最重要的参数,对其解释是:
3. 总结
注册完以后只需要改动两处即可直接使用,教程所用图片已经在压缩包里。
最后
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