弄了好久的一段代码，ide用的eclipse，数据库连接不会的自己去找吧，网上蛮多的；功能虽然不是很强，但还是蛮有借鉴意义的。
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <mysql.h>
#include <iostream>#include <string>#include <opencv/cv.h>
#include <opencv/highgui.h>
using namespace std;string IntToStr(int num)
{stringstream ss;ss.clear();ss<<num;return ss.str();
}int main()
{//定义数据库连接信息const char user[] = "root"; //usernameconst char pswd[] = "phancie"; //passwordconst char host[] = "localhost"; //or"127.0.0.1"const char table[] = "phancie_vision"; //databaseunsigned int port = 3306; //server portMYSQL myCont;MYSQL_RES *result;//MYSQL_ROW sql_row;//MYSQL_FIELD *fd;//char column[32][32];mysql_init(&myCont);if(mysql_real_connect(&myCont,host,user,pswd,table,port,NULL,0)){cout<<"connect succeed!"<<endl;//设置编码格式,否则在cmd下无法显示中文mysql_query(&myCont, "SET NAMES GBK");int image_id = 1;char filename[256];//IplImage *image=0;sprintf(filename , "/phancie/phv_images/imgs_orgsrc/imgs_natural/imgs_people/wuqilong/%d.jpg" , image_id );IplImage* src = cvLoadImage(filename);cout<<"\n开始存储图片信息 \n";while(src){int orgExists = 1;int orgWidth = src->width;int orgHeight = src->height;int orgDepth = src->depth;int orgWidthStep = src->widthStep;int thumbExists = 0;string path = "/phancie/phv_images/imgs_orgsrc/imgs_natural/imgs_people/wuqilong/"+IntToStr(image_id)+".jpg";const char* orgRelativaPath = path.c_str();//定义数据库操作语句//将图片信息插入数据库中string orgsql = "insert into phvImages(orgExists,orgWidth,orgHeigth,orgDepth,orgRelativePath,orgWidthStep,thumbExists)";orgsql += " values("+IntToStr(orgExists)+","+IntToStr(orgWidth)+","+IntToStr(orgHeight)+","+IntToStr(orgDepth)+",'"+orgRelativaPath+"',"+IntToStr(orgWidthStep)+","+IntToStr(thumbExists)+")";//将std::string类型转换为const char*const char *sql_insert = orgsql.c_str();cout<<sql_insert<<endl;int res = mysql_query(&myCont,sql_insert);if(!res){printf("插入成功,受影响行数:%lu\n",(ulong)mysql_affected_rows(&myCont));}else{cout<<"query sql failed!"<<endl;}image_id++;sprintf(filename , "/phancie/phv_images/imgs_orgsrc/imgs_natural/imgs_people/wuqilong/%d.jpg" , image_id );src= cvLoadImage(filename);}}else{cout<<"connect failed!"<<endl;}if(result!=NULL) mysql_free_result(result);//释放结果资源mysql_close(&myCont);//断开连接return 0;}
)
