Headpose可视化

 输入格式：　图片名字　人脸框x1 人脸框y1 人脸框x2 人脸框y2  pitch  yaw  roll

#include <iostream>
#include <sstream>
#include <fstream>
#include <string>
#include <map>
#include <vector>
#include <opencv2/opencv.hpp>
#include <opencv2/highgui/highgui.hpp>  
#include <stdio.h>
#include <stdlib.h>
#include <math.h>
using namespace std;
using namespace cv;

vector<string> split(const string& str, const string& delim) {  
	vector<string> res;  
	if("" == str) return res;  
	//先将要切割的字符串从string类型转换为char*类型  
	char * strs = new char[str.length() + 1] ; //不要忘了  
	strcpy(strs, str.c_str());   
 
	char * d = new char[delim.length() + 1];  
	strcpy(d, delim.c_str());  
 
	char *p = strtok(strs, d);  
	while(p) {  
		string s = p; //分割得到的字符串转换为string类型  
		res.push_back(s); //存入结果数组  
		p = strtok(NULL, d);  
	}  
 
	return res;  
} 


vector<cv::Point3f> GetAxisFromAngle(const float angle_