基于翔云平台的编程实现两张图片的人脸识别

结合接上文：libcurl的介绍和使用

1.编程连通翔云平台OCR后台

翔云官网：翔云
人脸识别官方API文档

这里需要我们付费0.01可以服务100次使用足够我们学习玩耍。
根据其提供的API文档编写下面测试代码，查看翔云后台返回数据即可知道识别出是不是同一个人。

#include <stdio.h>
#include <curl/curl.h>
#include <string.h>
#include <stdlib.h>#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>#include <unistd.h>#define true 1
#define false 0
typedef unsigned int bool;char buf[1024] = {'\0'};size_t readData( void *ptr,size_t size,size_t nmemb,void *stream)
{//char buf[1024] = {'\0'};strncpy(buf,ptr,1024);printf("========================get Data===========================\n");printf("%s\n",buf);
}char* getPicBase64FromFile(char *filePath)
{char *bufPic;char cmd[128] = {'\0'};sprintf(cmd,"base64 %s > tmpFile",filePath);system(cmd);int fd = open("./tmpFile",O_RDWR);int filelen = lseek(fd,0, SEEK_END);lseek(fd, 0, SEEK_SET);bufPic = (char *)malloc(filelen+2);memset(bufPic,'\0',filelen+2);read(fd, bufPic, filelen);
//      printf("buf = %s\n",bufPic);close(fd);system("rm -f tmpFile");return bufPic;
}bool postUrl()
{CURL *curl;CURLcode res;char *postString;char *img1;char *img2;char *key = "LpDLyEnGbLZ8Y7NYfcg4rQ";char *secret = "020e1906b4474a7eac9588ee7918db61";int typeId = 21;char *format = "xml";char *bufPic1 = getPicBase64FromFile("./reba11.jpg");//使用该代码只需更改base64流的图片1和图片2上传翔云识别对比，图片文件路径要在当前编译char *bufPic2 = getPicBase64FromFile("./reba22.jpg");//int len = strlen(key)+strlen(secret)+strlen(bufPic1)+strlen(bufPic2)+124;	postString = (char *)malloc(len);memset(postString, '\0', len);sprintf(postString,"&img1=%s&img2=%s&key=%s&secret=%s&typeId=%d&format=%s",bufPic1,bufPic2,key,secret,21,format);curl = curl_easy_init();if (curl){curl_easy_setopt(curl, CURLOPT_COOKIEFILE, "/tmp/cookie.txt"); // 指定cookie文件curl_easy_setopt(curl, CURLOPT_POSTFIELDS, postString);    // 指定post内容curl_easy_setopt(curl, CURLOPT_URL, "https://netocr.com/api/faceliu.do");   // 指定urlcurl_easy_setopt(curl, CURLOPT_WRITEFUNCTION,readData);//将返回的http头输出到fp指向的文件res = curl_easy_perform(curl);printf("OK:%d\n",res);if(strstr(buf,"是") != NULL){printf("the same Person\n");}else{printf("diff Person\n");}curl_easy_cleanup(curl);}return true;
}
int main(void)
{
//    getUrl("/tmp/get.html");postUrl();
}

编译运行：

根据翔云人工智能返回的数据有个 是 的字段，表明两张图片是同一个人。