Unable to match the human face matrix after setting image rotation and mirroring

[yang-classmate]

`package com.tengli.usbcamera.frame;

import cn.hutool.core.collection.CollUtil;
import com.alibaba.fastjson.JSONObject;
import com.arcsoft.face.FaceEngine;
import com.arcsoft.face.FaceInfo;
import com.arcsoft.face.Rect;
import com.arcsoft.face.toolkit.ImageFactory;
import com.github.sarxos.webcam.Webcam;
import com.github.sarxos.webcam.WebcamImageTransformer;
import com.github.sarxos.webcam.WebcamPanel;
import com.github.sarxos.webcam.WebcamResolution;
import com.github.sarxos.webcam.util.jh.JHFlipFilter;
import com.tengli.usbcamera.config.SystemConfig;

import javax.swing.;
import java.awt.;
import java.awt.image.BufferedImage;
import java.awt.image.BufferedImageOp;
import java.io.*;
import java.util.ArrayList;
import java.util.List;
import java.util.Objects;
import java.util.stream.Collectors;

public class FacePainterFrame extends JFrame implements WebcamImageTransformer, WebcamPanel.Painter {
private static final long serialVersionUID = 1L;
private static final Stroke STROKE = new BasicStroke(1.0f, BasicStroke.CAP_BUTT, BasicStroke.JOIN_MITER, 1.0f, new float[]{1.0f}, 0.0f);
private static SystemConfig systemConfig = new SystemConfig();

static {
    try {
        final String configPath = System.getProperty("user.dir") + File.separator + "config.conf";
        String configBody = new BufferedReader(new InputStreamReader(new FileInputStream(new File(configPath)))).lines().collect(Collectors.joining("\n"));
        systemConfig = JSONObject.parseObject(configBody, SystemConfig.class);
    } catch (FileNotFoundException e) {
        JOptionPane.showMessageDialog(null, e.getMessage());
    }
}

private final BufferedImageOp filter = new JHFlipFilter(JHFlipFilter.FLIP_90CW);
private final FaceEngine faceEngine;
private WebcamPanel.Painter painter = null;

public FacePainterFrame(FaceEngine faceEngine) {
    super();
    this.faceEngine = faceEngine;
    Dimension[] nonStandardResolutions = new Dimension[]{
            WebcamResolution.XGA.getSize(),
            WebcamResolution.VGA.getSize(),
            new Dimension(systemConfig.getCameraWidth(), systemConfig.getCameraHeight()),
    };
    final Dimension dimension = new Dimension(systemConfig.getCameraWidth(), systemConfig.getCameraHeight());
    Webcam webcam = Webcam.getWebcamByName(systemConfig.getRgbCameraName());
    if (Objects.isNull(webcam)) {
        JOptionPane.showMessageDialog(null, String.format("无法获取到摄像头 %s", systemConfig.getRgbCameraName()));
        System.exit(0);
    }
    WebcamPanel panel = new WebcamPanel(webcam, false);
    try {
        webcam.setCustomViewSizes(nonStandardResolutions);
        webcam.setViewSize(dimension);
        webcam.setImageTransformer(this);//旋转图片
        webcam.open(true);
        panel.setPreferredSize(dimension);
        panel.setPainter(this);
        panel.setMirrored(true);//启用镜像
        panel.setDrawMode(WebcamPanel.DrawMode.FIT);
        panel.start();
        painter = panel.getDefaultPainter();
    } catch (Exception e) {
        JOptionPane.showMessageDialog(null, e.getMessage());
    }
    add(panel);
    setUndecorated(true);
    setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    pack();
    setLocationRelativeTo(null);
    setVisible(true);
}

@Override
public BufferedImage transform(BufferedImage image) {
    // this will do rotation on image
    return this.filter.filter(image, null);
}

@Override
public void paintPanel(WebcamPanel panel, Graphics2D g2) {
    if (painter != null) {
        painter.paintPanel(panel, g2);
    }
}

@Override
public void paintImage(WebcamPanel panel, BufferedImage image, Graphics2D g2) {
    if (painter != null) {
        painter.paintImage(panel, image, g2);
    }

    System.out.println("g2 width" + g2.getDeviceConfiguration().getBounds().width);
    System.out.println("g2 height" + g2.getDeviceConfiguration().getBounds().height);
    System.out.println("image width" + image.getWidth());
    System.out.println("image height" + image.getHeight());

    List<FaceInfo> faces = new ArrayList<>();
    faceEngine.detectFaces(ImageFactory.bufferedImage2ImageInfo(image), faces);
    if (!CollUtil.isEmpty(faces)) {
        Rect rect = faces.get(0).getRect();
        g2.drawImage(null, rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top, null);
        g2.setStroke(STROKE);
        g2.setColor(Color.WHITE);
        g2.drawRect(rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top);
    }

}

}`
hi bro,I have encountered a problem.I found that the width and height of Graphics2D and BufferedImage are inconsistent, resulting in a mismatch when drawing the face frame in the end，Do you know what the problem is? Thank you for your answer

[yang-classmate]