package com.woniu.test; import java.awt.AWTException; import java.awt.Rectangle; import java.awt.Robot; import java.awt.Toolkit; import java.awt.image.BufferedImage; import java.io.File; import javax.imageio.ImageIO; //java图像模版匹配 //核心思路:用一张小图片,在一张大图片里去寻找,并返回该小图片所在的坐标位置,然后将鼠标移向该处,并实施相应操作。并更据页面的反馈,进行相应的判断(断言) //1.对需要操作的对象进行截图,得到一张小图片,并保存。 //2.对当前屏幕进行截图,获得一张大图片,保存或放在内存中 //3.利用模版匹配,在大图片中,按像素对小图片进行滑动,找到小图片所在的位置。 //4.对该坐标位置(X,Y),加上小图片高度的一半(H),宽度的一般(W),得到该小图片的中心位置,即是我们要操作的坐标(X+W,Y+H) //5。将鼠标移向该坐标(X,Y),并进行相应操作(输入,单机,双击,右键等). //6.继续第二轮操作,第三轮操作。直到第N轮。最后进行模版匹配,来确认是否存在和预期结果一致的小图片,进而实现断言。 //由于是基于的像素匹配,所以,如果界面风格发生变化,可能出现识别不到的情况。 public class ImageMatch { public static void main(String[] args) throws Exception { ImageMatch im = new ImageMatch(); // BufferedImage bi = im.getScreenShot(); // int[][] result = im.getImageRGB(bi); // for (int y = 0; y < result.length; y++) { // for (int x = 0; x < result[y].length; x++) { // System.out.println(result[y][x]); // } // } Runtime.getRuntime().exec("C:/Windows/system32/calc.exe"); Thread.sleep(3000); String imageDir = System.getProperty("user.dir") + "/wincalc/"; int[] target = im.findImage(imageDir + "3.png"); System.out.println("找到一个点:" + target[0] + " : " + target[1]); } // 截图 public BufferedImage getScreenShot() { BufferedImage bfImage = null; int captureWidth = (int)Toolkit.getDefaultToolkit().getScreenSize().getWidth(); int captureHeight = (int)Toolkit.getDefaultToolkit().getScreenSize().getHeight(); try { Robot robot = new Robot(); Rectangle screenRect = new Rectangle(0,0,captureWidth,captureHeight); bfImage = robot.createScreenCapture(screenRect); } catch (AWTException e) { e.printStackTrace(); } return bfImage; } // 获取像素点值 public int[][] getImageRGB(BufferedImage bfImage) { int width = bfImage.getWidth(); int height = bfImage.getHeight(); int[][] result = new int[width][height]; for (int y = 0; y < height; y++) { for (int x = 0; x < width; x++) { // 对某个像素点的RGB编码并存入数据库 result[x][y] = bfImage.getRGB(x, y) & 0xFFFFFF; //单独获取每一个像素点的Red,Green,和Blue的值。 //int r = (bfImage.getRGB(x, y) & 0xFF0000) >> 16; //int g = (bfImage.getRGB(x, y) & 0xFF00) >> 8; //int b = bfImage.getRGB(x, y) & 0xFF; } } return result; } // 进行模板匹配 public int[] findImage(String imagePath) { BufferedImage bigImage = this.getScreenShot(); // 当前屏幕截图 BufferedImage smallImage = null; // 打开预选保存的小图片 try { smallImage = ImageIO.read(new File(imagePath)); } catch (Exception e) { e.printStackTrace(); } int bigWidth = bigImage.getWidth(); int bigHeight = bigImage.getHeight(); int smallWidth = smallImage.getWidth(); int smallHeight = smallImage.getHeight(); int[][] bigData = this.getImageRGB(bigImage); int[][] smallData = this.getImageRGB(smallImage); int[] target = {-1, -1}; for (int y=0; y<bigHeight-smallHeight; y++) { for (int x=0; x<bigWidth-smallWidth; x++) { // 对关键点进行先期匹配,降低运算复杂度。如果关键点本身就不匹配,就没必要再去匹配小图的每一个像素点。 if (bigData[x][y] == smallData[0][0] && // 左上角 bigData[x+smallWidth-1][y] == smallData[smallWidth-1][0] && // 右上角 bigData[x][y+smallHeight-1] == smallData[0][smallHeight-1] && // 左下角 bigData[x+smallWidth-1][y+smallHeight-1] == smallData[smallWidth-1][smallHeight-1] && // 右下角 bigData[x+smallWidth/2][y+smallHeight/2] == smallData[smallWidth/2][smallHeight/2] ) { // 进行全像素匹配 boolean isMatched = this.checkAllMatch(x, y, smallHeight, smallWidth, bigData, smallData); if (isMatched) { System.out.println("像素点X" + x + " : Y" + y + ",对应的值为:" + bigData[x][y]); // 获取小图的中心位置的点 int centerX = x + smallWidth/2; int centerY = y + smallHeight/2; target[0] = centerX; target[1] = centerY; return target; } } } } return target; } // 全像素匹配 public boolean checkAllMatch(int x, int y, int smallHeight, int smallWidth, int[][] bigData, int[][] smallData) { boolean isMatched = true; for (int smallY=0; smallY<smallHeight; smallY++) { for (int smallX=0; smallX<smallWidth; smallX++) { // 如果发现有一个像素点,两者的值不一样,则认为不相等,如果不相等,则没必要继续比较其它点. if (bigData[x+smallX][y+smallY] != smallData[smallX][smallY]) { isMatched = false; return isMatched; } } } return isMatched; } }
package com.woniu.test; public class CalcTestDemo { static AutoTestRobot robot = new AutoTestRobot(); public static void main(String[] args) throws Exception { Runtime.getRuntime().exec("java -jar D:/Other/JavaSwingCalc.jar"); Thread.sleep(3000); String imageDir = System.getProperty("user.dir") + "/javacalc/"; robot.moveAndInput(imageDir + "numberx.png", "300"); robot.moveAndInput(imageDir + "numbery.png", "200"); robot.moveAndSelect(imageDir + "calctype.png", 1); robot.moveAndClick(imageDir + "docalc.png"); if (robot.isExists(imageDir + "result.png")) { System.out.println("测试成功."); } else { System.out.println("测试失败."); } } }
原文地址:https://www.cnblogs.com/LiTry/p/9038579.html
时间: 2024-10-16 00:44:26