弄了好久的一段代碼，ide用的eclipse，數據庫連接不會的自己去找吧，網上蠻多的；功能雖然不是很強，但還是蠻有借鑒意義的。

#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() {//定義數據庫連接信息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;//設置編碼格式,否則在cmd下無法顯示中文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開始存儲圖片信息 \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();//定義數據庫操作語句//將圖片信息插入數據庫中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)+")";//將std::string類型轉換為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,受影響行數:%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);//釋放結果資源mysql_close(&myCont);//斷開連接return 0;}

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