【OpenCV/aruco】创建board Demo

• 说在前面

操作系统：win10

vs 版本：2017

opencv版本：4.0.1

opencv-contrb版本：4.0.1

接上篇：【OpenCV/aruco】检测marker Demo

下一篇：【OpenCV/aruco】校准相机(Camera Calibration) Demo

• Board

board是一个aruco marker的棋盘，上面布置了许多marker。

board可用于校准（Calibrate）摄像机 

• 运行截图

• 说明

• 代码 

#include <opencv2\highgui.hpp>
#include <opencv2\aruco.hpp>
#include <opencv2\aruco\dictionary.hpp>
#include <opencv2\aruco\charuco.hpp>
#include <opencv2\core.hpp>
#include <opencv2\imgproc\imgproc.hpp>
#include <opencv2\opencv.hpp>
#include <vector>
#include <iostream>

using namespace std;
using namespace cv;

int main()
{
	int markersX = 5;//X轴上标记的数量
	int markersY = 5;//Y轴上标记的数量   本例生成5x5的棋盘
	int markerLength = 100;//标记的长度，单位是像素
	int markerSeparation = 20;//每个标记之间的间隔，单位像素
	int dictionaryId = cv::aruco::DICT_4X4_50;//生成标记的字典ID
	int margins = markerSeparation;//标记与边界之间的间隔

	int borderBits = 1;//标记的边界所占的bit位数
	bool showImage = true;

	Size imageSize;
	imageSize.width = markersX * (markerLength + markerSeparation) - markerSeparation + 2 * margins;
	imageSize.height =
		markersY * (markerLength + markerSeparation) - markerSeparation + 2 * margins;

	Ptr<aruco::Dictionary> dictionary =
		aruco::getPredefinedDictionary(aruco::PREDEFINED_DICTIONARY_NAME(dictionaryId));

	Ptr<aruco::GridBoard> board = aruco::GridBoard::create(markersX, markersY, float(markerLength),
		float(markerSeparation), dictionary);

	// show created board
	Mat boardImage;
	board->draw(imageSize, boardImage, margins, borderBits);

	if (showImage) {
		imshow("board", boardImage);
		waitKey(0);
	}

	return 0;
}