12.8每日总结

今天接着进行软件构造实验二
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package Vfx;
 
import okhttp3.*;
import org.json.JSONObject;
 
import javax.swing.*;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.Base64;
import java.net.URLEncoder;
 
public class Picture {
    private static final String API_KEY = "azh8NUHqQ6xfYxsycMj5064k";
    private static final String SECRET_KEY = "RCrBgDCGT0gA0H0XuHHf8POXX5ExAi4G";
 
    private static final OkHttpClient HTTP_CLIENT = new OkHttpClient().newBuilder().build();
    private static byte[] originalImageData;
    private static JLabel processedLabel; // 将processedLabel定义为类级别的变量
 
    public static void main(String[] args) {
        SwingUtilities.invokeLater(() -> createAndShowGUI());
    }
 
    private static void createAndShowGUI() {
        JFrame frame = new JFrame("图像处理 GUI");
        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        frame.setSize(800, 800);
 
        JPanel panel = new JPanel(new GridBagLayout());
 
        JLabel originalLabel = new JLabel("原始图像");
        processedLabel = new JLabel("处理后的图像");
 
        JButton loadButton = new JButton("加载图像");
        JButton executeButton = new JButton("确定");
 
        // 设置按钮的首选大小
        loadButton.setPreferredSize(new Dimension(150, 40));
        executeButton.setPreferredSize(new Dimension(150, 40));
 
        // 下拉框，用于选择处理方式
        String[] options = {"增强图像", "动漫化"};
        JComboBox<String> processingOptions = new JComboBox<>(options);
 
        GridBagConstraints gbc = new GridBagConstraints();
 
        // 添加“加载图像”按钮
        gbc.gridx = 0;
        gbc.gridy = 0;
        gbc.insets = new Insets(10, 10, 10, 10);
        panel.add(loadButton, gbc);
 
        // 添加“原始图像”标签
        gbc.gridx = 1;
        gbc.gridy = 0;
        gbc.insets = new Insets(10, 10, 10, 10);
        panel.add(originalLabel, gbc);
 
        // 添加下拉框
        gbc.gridx = 0;
        gbc.gridy = 1;
        gbc.insets = new Insets(10, 10, 10, 10);
        panel.add(processingOptions, gbc);
 
        // 添加“确定”按钮
        gbc.gridx = 1;
        gbc.gridy = 1;
        gbc.insets = new Insets(10, 10, 10, 10);
        panel.add(executeButton, gbc);
 
        // 添加“处理后的图像”标签
        gbc.gridx = 1;
        gbc.gridy = 2;
        gbc.insets = new Insets(10, 10, 10, 10);
        panel.add(processedLabel, gbc);
 
        loadButton.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                try {
                    originalImageData = readImageFile(chooseImageFile());
                    displayImage(originalLabel, originalImageData);
                } catch (IOException ex) {
                    ex.printStackTrace();
                }
            }
        });
 
        executeButton.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                if (originalImageData != null) {
                    try {
                        String selectedOption = (String) processingOptions.getSelectedItem();
 
                        if ("增强图像".equals(selectedOption)) {
                            enhanceImage();
                        } else if ("动漫化".equals(selectedOption)) {
                            cartoonizeImage();
                        }
                    } catch (IOException ex) {
                        ex.printStackTrace();
                    }
                } else {
                    JOptionPane.showMessageDialog(null, "请先选择图像再进行处理！");
                }
            }
        });
 
        frame.setLayout(new BorderLayout());
        frame.add(panel, BorderLayout.NORTH);
 
        // 设置图片标签的固定大小
        originalLabel.setPreferredSize(new Dimension(400, 300));
        processedLabel.setPreferredSize(new Dimension(400, 300));
 
        frame.setVisible(true);
    }
 
    private static void enhanceImage() throws IOException {
        String originalImageBase64 = getFileContentAsBase64(originalImageData, true);
        MediaType mediaType = MediaType.parse("application/x-www-form-urlencoded");
        RequestBody body = RequestBody.create(mediaType, "image=" + originalImageBase64);
        Request request = new Request.Builder()
                .url("https://aip.baidubce.com/rest/2.0/image-process/v1/image_definition_enhance?access_token=" + getAccessToken())
                .method("POST", body)
                .addHeader("Content-Type", "application/x-www-form-urlencoded")
                .addHeader("Accept", "application/json")
                .build();
        Response response = HTTP_CLIENT.newCall(request).execute();
        String processedImageBase64 = new JSONObject(response.body().string()).getString("image");
        byte[] processedImageData = Base64.getDecoder().decode(processedImageBase64);
        displayImage(processedLabel, processedImageData);
    }
 
    private static void cartoonizeImage() throws IOException {
        String originalImageBase64 = getFileContentAsBase64(originalImageData, true);
        MediaType mediaType = MediaType.parse("application/x-www-form-urlencoded");
        RequestBody body = RequestBody.create(mediaType, "image=" + originalImageBase64);
        Request request = new Request.Builder()
                .url("https://aip.baidubce.com/rest/2.0/image-process/v1/selfie_anime?access_token=" + getAccessToken())
                .method("POST", body)
                .addHeader("Content-Type", "application/x-www-form-urlencoded")
                .addHeader("Accept", "application/json")
                .build();
        Response response = HTTP_CLIENT.newCall(request).execute();
        String processedImageBase64 = new JSONObject(response.body().string()).getString("image");
        byte[] processedImageData = Base64.getDecoder().decode(processedImageBase64);
        displayImage(processedLabel, processedImageData);
    }
 
    private static String chooseImageFile() {
        JFileChooser fileChooser = new JFileChooser();
        int result = fileChooser.showOpenDialog(null);
        if (result == JFileChooser.APPROVE_OPTION) {
            return fileChooser.getSelectedFile().getPath();
        }
        return null;
    }
 
    private static String getFileContentAsBase64(byte[] imageData, boolean urlEncode) throws IOException {
        String base64 = Base64.getEncoder().encodeToString(imageData);
        if (urlEncode) {
            base64 = URLEncoder.encode(base64, "utf-8");
        }
        return base64;
    }
 
    private static String getAccessToken() throws IOException {
        MediaType mediaType = MediaType.parse("application/x-www-form-urlencoded");
        RequestBody body = RequestBody.create(mediaType, "grant_type=client_credentials&client_id=" + API_KEY
                + "&client_secret=" + SECRET_KEY);
        Request request = new Request.Builder()
                .url("https://aip.baidubce.com/oauth/2.0/token")
                .method("POST", body)
                .addHeader("Content-Type", "application/x-www-form-urlencoded")
                .build();
        Response response = HTTP_CLIENT.newCall(request).execute();
        return new JSONObject(response.body().string()).getString("access_token");
    }
 
    private static byte[] readImageFile(String fileName) throws IOException {
        Path path = Paths.get(fileName);
        return Files.readAllBytes(path);
    }
 
    private static void displayImage(JLabel label, byte[] imageData) {
        ImageIcon icon = new ImageIcon(imageData);
 
        // 设置图片标签的图标并强制重绘
        label.setIcon(icon);
        label.revalidate();
        label.repaint();
    }
}