读取csv数据并保存成图像

int main(int argc,char* argv[])
{
	ifstream file("******.csv");
	string value;
	int i = 0;
	int j = 0;
	while (file.good())
	{
		getline(file,value,'n');
		//cout << string(value,value.length()) << endl;
		if (i > 0)
		{
			value.erase(0,2);
			value.erase(value.length() - 9);
			//cout << string(value,value.length()) << endl;
			char split = ' ';			
			std::vector<int> matrix(2304);
			int count1 = 0;
			for (int numPixel = 0; numPixel < 2304; numPixel++)
			{			
				char p[8] = { 0 };
				int f;
				for (int index = 0; index < value.length(); index++)
				{	
					f = value.find_first_of(split);
					if (index < f)
					{
						p[index] = value[index];
					}
					else
					{
						break;
					}
				}
			
				if (count1 == 2303)
				{
					for (int index = 0; index < value.length(); index++)
					{
					     p[index] = value[index];
					}
				}
				value.erase(0,f + 1);
				int pushData = atoi(p);  //这儿做的有些脑残
				//cout << "this is " << pushData << endl;
				matrix[count1] = pushData;
				count1++;
				//cout << "this is the " << numPixel << " th numbern";
			}

			int count = 0;
			Mat mat(48,48,CV_8UC1,Scalar(100));
			for (int matGX = 0; matGX < 48; matGX++)
			{
				for (int matGY = 0; matGY < 48; matGY++)
				{				
						mat.at<char>(matGX,matGY) = matrix[count];
						//cout << mat.at<char>(matGX,matGY) << "fuzhi n";
						count++;
						//cout << "count" << count << endl;
				}
			}

			namedWindow("Lena",CV_WINDOW_AUTOSIZE);
			imshow("Lena",mat);
			waitKey(33);
			char nameJpg[8];
			_itoa(j,nameJpg,10);
			printf("nameJpg = %sn",nameJpg);
			string nameJpgS = nameJpg;
			string path = "D:Facial";
			string imgPath = path + nameJpgS + ".jpg";
			imwrite(imgPath,mat);

			j++;
			//cout << matrix.size() << endl;	
			matrix.clear();
		}
		i++;
		cout << i << endl;
		if (i==3588)
		{
			break;
		}
	}
	return 0;
}

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