feat: update

This commit is contained in:
landaiqing
2024-06-06 13:55:16 +08:00
parent 7327aa5ac1
commit 16814b3c36
7 changed files with 150 additions and 7 deletions

View File

@@ -1,20 +1,20 @@
package com.schisandra.auth.application.controller;
import cn.dev33.satoken.secure.SaSecureUtil;
import cn.hutool.core.lang.UUID;
import cn.hutool.core.lang.generator.UUIDGenerator;
import com.schisandra.auth.application.dto.SchisandraCaptchaDTO;
import com.schisandra.auth.common.entity.CaptchaResult;
import com.schisandra.auth.common.redis.RedisUtil;
import com.schisandra.auth.common.utils.RotateImageUtils;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Value;
import net.coobird.thumbnailator.Thumbnailator;
import net.coobird.thumbnailator.Thumbnails;
import org.springframework.web.bind.annotation.*;
import javax.annotation.Resource;
import javax.imageio.ImageIO;
import java.awt.*;
import java.awt.image.BufferedImage;
import java.io.IOException;
import java.io.InputStream;
import java.security.SecureRandom;
import java.util.HashMap;
@@ -48,12 +48,12 @@ public class ReactRotateCaptchaController {
try {
SecureRandom random = new SecureRandom();
double randomNumber = random.nextInt(280) + 40;
InputStream inputStream = ReactRotateCaptchaController.class.getClassLoader().getResourceAsStream("image/test1.jpg");
InputStream inputStream = ReactRotateCaptchaController.class.getClassLoader().getResourceAsStream("image/cropped_image.png");
BufferedImage image = ImageIO.read(inputStream);
String token = UUID.randomUUID().toString();
String prefix = redisUtil.buildKey(authRotateCaptchaPrefix, token);
redisUtil.setNx(prefix, String.valueOf(randomNumber), 60L, TimeUnit.SECONDS);
BufferedImage image1 = rotateImageUtils.rotateImage(image, randomNumber, Color.black);
BufferedImage image1 = rotateImageUtils.rotateImage(image, randomNumber);
String img = RotateImageUtils.BufferedImageToBase64(image1);
map.put("token", token);
map.put("str", img);
@@ -92,5 +92,4 @@ public class ReactRotateCaptchaController {
return CaptchaResult.fail();
}
}
}

View File

@@ -0,0 +1,46 @@
package com.schisandra.auth.application.controller;
import com.schisandra.auth.common.utils.RotateImageUtils;
import net.coobird.thumbnailator.Thumbnails;
import java.awt.*;
import java.awt.image.BufferedImage;
import java.io.IOException;
import java.io.InputStream;
import java.security.SecureRandom;
/**
* @Classname Test
* @BelongsProject: schisandra-cloud-storage
* @BelongsPackage: com.schisandra.auth.application.controller
* @Author: landaiqing
* @CreateTime: 2024-06-06 12:07
* @Description: TODO
* @Version: 1.0
*/
public class Test {
public static void main(String[] args){
InputStream inputStream = ReactRotateCaptchaController.class.getClassLoader().getResourceAsStream("image/13000.png");
SecureRandom random = new SecureRandom();
double randomNumber = random.nextInt(280) + 40;
BufferedImage bufferedImage = null;
try {
bufferedImage = Thumbnails.of(inputStream).size(1280,1024).rotate(randomNumber).asBufferedImage();
} catch (IOException e) {
throw new RuntimeException(e);
}
BufferedImage newCompleteImage = new BufferedImage(bufferedImage.getWidth(), bufferedImage.getHeight(),
BufferedImage.TYPE_INT_ARGB);
newCompleteImage.createGraphics().drawImage(bufferedImage, 0, 0, null);
String img = null;
try {
img = RotateImageUtils.BufferedImageToBase64(newCompleteImage);
} catch (IOException e) {
throw new RuntimeException(e);
}
System.out.println(img);
}
}

View File

@@ -121,6 +121,13 @@
<version>1.16.6</version>
</dependency>
<!-- 图像处理 -->
<dependency>
<groupId>net.coobird</groupId>
<artifactId>thumbnailator</artifactId>
<version>0.4.20</version>
</dependency>
</dependencies>
</project>

View File

@@ -0,0 +1,91 @@
package com.schisandra.auth.common.utils;
import javax.imageio.ImageIO;
import java.awt.*;
import java.awt.geom.Ellipse2D;
import java.awt.image.BufferedImage;
import java.io.FileOutputStream;
import java.io.OutputStream;
import java.net.URL;
/**
* @Author: EDZ
* @Description: ${description}
* @Date: 2019/5/9 13:05
* @Version: 1.0
*/
public class CopeImageUtil {
public static BufferedImage cutHeadImages(String headUrl) {
BufferedImage avatarImage = null;
try {
avatarImage = ImageIO.read(new URL(headUrl));
avatarImage = scaleByPercentage(avatarImage, avatarImage.getWidth(), avatarImage.getWidth());
int width = avatarImage.getWidth();
// 透明底的图片
BufferedImage formatAvatarImage = new BufferedImage(width, width, BufferedImage.TYPE_4BYTE_ABGR);
Graphics2D graphics = formatAvatarImage.createGraphics();
//把图片切成一个园
graphics.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
//留一个像素的空白区域,这个很重要,画圆的时候把这个覆盖
int border = 1;
//图片是一个圆型
Ellipse2D.Double shape = new Ellipse2D.Double(border, border, width - border * 2, width - border * 2);
//需要保留的区域
graphics.setClip(shape);
graphics.drawImage(avatarImage, border, border, width - border * 2, width - border * 2, null);
graphics.dispose();
//在圆图外面再画一个圆
//新创建一个graphics这样画的圆不会有锯齿
graphics = formatAvatarImage.createGraphics();
graphics.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
int border1 = 3;
//画笔是4.5个像素BasicStroke的使用可以查看下面的参考文档
//使画笔时基本会像外延伸一定像素,具体可以自己使用的时候测试
Stroke s = new BasicStroke(5F, BasicStroke.CAP_ROUND, BasicStroke.JOIN_ROUND);
graphics.setStroke(s);
graphics.setColor(Color.WHITE);
graphics.drawOval(border1, border1, width - border1 * 2, width - border1 * 2);
graphics.dispose();
OutputStream os = new FileOutputStream("E:\\Desktop\\13000.png");//发布项目时Tomcat 他会在服务器本地tomcat webapps文件下创建此文件名
ImageIO.write(formatAvatarImage, "PNG", os);
return formatAvatarImage;
} catch (Exception e) {
e.printStackTrace();
}
return null;
}
/**
* 缩小Image此方法返回源图像按给定宽度、高度限制下缩放后的图像
*
* @param inputImage :压缩后宽度
* :压缩后高度
* @throws java.io.IOException return
*/
public static BufferedImage scaleByPercentage(BufferedImage inputImage, int newWidth, int newHeight) {
// 获取原始图像透明度类型
try {
int type = inputImage.getColorModel().getTransparency();
int width = inputImage.getWidth();
int height = inputImage.getHeight();
// 开启抗锯齿
RenderingHints renderingHints = new RenderingHints(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
// 使用高质量压缩
renderingHints.put(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY);
BufferedImage img = new BufferedImage(newWidth, newHeight, type);
Graphics2D graphics2d = img.createGraphics();
graphics2d.setRenderingHints(renderingHints);
graphics2d.drawImage(inputImage, 0, 0, newWidth, newHeight, 0, 0, width, height, null);
graphics2d.dispose();
return img;
} catch (Exception e) {
e.printStackTrace();
}
return null;
}
public static void main(String[] args) throws Exception {
cutHeadImages("https://mjmall.oss-cn-shanghai.aliyuncs.com/18/1/merchantIcon.png");
}
}

View File

@@ -76,7 +76,7 @@ public class RotateImageUtils {
* @author zlg
* @date: 2024/5/9 13:14
*/
public BufferedImage rotateImage(BufferedImage image, double theta, Color backgroundColor) {
public BufferedImage rotateImage(BufferedImage image, double theta) {
int width = image.getWidth();
int height = image.getHeight();
double angle = theta * Math.PI / 180; // 度转弧度