From 3c99aaadfe74c8e86d115717e52672c494e30d81 Mon Sep 17 00:00:00 2001
From: KKSU <15274802129@163.com>
Date: Mon, 05 Aug 2024 18:28:59 +0800
Subject: [PATCH] 后台
---
src/main/java/cc/mrbird/febs/mall/test/imageTest.java | 194 ++++++++++++++++++++++++------------------------
1 files changed, 97 insertions(+), 97 deletions(-)
diff --git a/src/main/java/cc/mrbird/febs/mall/test/imageTest.java b/src/main/java/cc/mrbird/febs/mall/test/imageTest.java
index 6458e9c..821c5ef 100644
--- a/src/main/java/cc/mrbird/febs/mall/test/imageTest.java
+++ b/src/main/java/cc/mrbird/febs/mall/test/imageTest.java
@@ -1,100 +1,100 @@
-package cc.mrbird.febs.mall.test;
-
-import com.sun.image.codec.jpeg.JPEGCodec;
-import com.sun.image.codec.jpeg.JPEGEncodeParam;
-import com.sun.image.codec.jpeg.JPEGImageEncoder;
-
-import javax.imageio.ImageIO;
-import javax.swing.*;
-import java.awt.*;
-import java.awt.image.BufferedImage;
-import java.awt.image.ConvolveOp;
-import java.awt.image.Kernel;
-import java.awt.image.RenderedImage;
-import java.io.File;
-import java.io.FileOutputStream;
-import java.io.IOException;
-
-public class imageTest {
-
- public static void main(String[] args) throws IOException {
-
-// File originalImage = new File("D:\\image\\out.png");
-// try{
-// RenderedImage rendImage =getGray.gray(ImageIO.read(new File("D:\\image\\input.png")));
-// ImageIO.write(rendImage, "png", originalImage);
-// }catch(IOException e){
-// System.out.println(e);
-// }
-
-
-
- File originalImage = new File("D:\\image\\input.png");
- System.out.println("源文件大小" + originalImage.length());
- File resizedImg1 = new File("D:\\image\\out3.png");
- resize(originalImage, resizedImg1, Integer.parseInt(Long.toString(originalImage.length())), 0.1f);
- System.out.println("0.1转换后文件大小" + resizedImg1.length());
-
- }
-// ## 遍历文件夹下图片批量压缩
-// public static void main(String[] args) throws IOException {
-// File folder = new File("C:\\Users\\Win\\Desktop\\faceImages");//文件夹路径
-// File[] listOfFiles = folder.listFiles();
-// for (int i = 0; i < listOfFiles.length; i++) {
-// if (listOfFiles[i].isFile()) {
-// File originalImage = listOfFiles[i];
-// System.out.println("源文件大小" + originalImage.length());
-// String fileName = originalImage.getName();
-// File resizedImg1 = new File("C:\\Users\\Win\\Desktop\\productImages\\" + fileName);
-// resize(originalImage, resizedImg1, 64, 0.9f);
-// System.out.println(fileName + "0.8转换后文件大小" + resizedImg1.length());
-// } else if (listOfFiles[i].isDirectory()) {
-// System.out.println("Directory " + listOfFiles[i].getName());
-// }
-// }
+//package cc.mrbird.febs.mall.test;
//
+//import com.sun.image.codec.jpeg.JPEGCodec;
+//import com.sun.image.codec.jpeg.JPEGEncodeParam;
+//import com.sun.image.codec.jpeg.JPEGImageEncoder;
+//
+//import javax.imageio.ImageIO;
+//import javax.swing.*;
+//import java.awt.*;
+//import java.awt.image.BufferedImage;
+//import java.awt.image.ConvolveOp;
+//import java.awt.image.Kernel;
+//import java.awt.image.RenderedImage;
+//import java.io.File;
+//import java.io.FileOutputStream;
+//import java.io.IOException;
+//
+//public class imageTest {
+//
+// public static void main(String[] args) throws IOException {
+//
+//// File originalImage = new File("D:\\image\\out.png");
+//// try{
+//// RenderedImage rendImage =getGray.gray(ImageIO.read(new File("D:\\image\\input.png")));
+//// ImageIO.write(rendImage, "png", originalImage);
+//// }catch(IOException e){
+//// System.out.println(e);
+//// }
+//
+//
+//
+// File originalImage = new File("D:\\image\\input.png");
+// System.out.println("源文件大小" + originalImage.length());
+// File resizedImg1 = new File("D:\\image\\out3.png");
+// resize(originalImage, resizedImg1, Integer.parseInt(Long.toString(originalImage.length())), 0.1f);
+// System.out.println("0.1转换后文件大小" + resizedImg1.length());
//
// }
-
- /**
- * 缩放图片(压缩图片质量，改变图片尺寸)
- * 若原图宽度小于新宽度，则宽度不变！
- * @param newWidth 新的宽度
- * @param quality 图片质量参数 0.7f 相当于70%质量
- */
- public static void resize(File originalFile, File resizedFile, int newWidth, float quality) throws IOException {
- if (quality > 1) {
- }
- ImageIcon ii = new ImageIcon(originalFile.getCanonicalPath());
- Image i = ii.getImage();
- Image resizedImage = null;
- int iWidth = i.getWidth(null);
- int iHeight = i.getHeight(null);
- if (iWidth < newWidth) {
- newWidth = iWidth;
- }
- if (iWidth > iHeight) {
- resizedImage = i.getScaledInstance(newWidth, (newWidth * iHeight) / iWidth, Image.SCALE_SMOOTH);
- } else {
- resizedImage = i.getScaledInstance((newWidth * iWidth) / iHeight, newWidth, Image.SCALE_SMOOTH);
- }
- Image temp = new ImageIcon(resizedImage).getImage();
- BufferedImage bufferedImage = new BufferedImage(temp.getWidth(null), temp.getHeight(null), BufferedImage.TYPE_INT_RGB);
- Graphics g = bufferedImage.createGraphics();
- g.setColor(Color.white);
- g.fillRect(0, 0, temp.getWidth(null), temp.getHeight(null));
- g.drawImage(temp, 0, 0, null);
- g.dispose();
- float softenFactor = 0.05f;
- float[] softenArray = {0, softenFactor, 0, softenFactor, 1 - (softenFactor * 4), softenFactor, 0, softenFactor, 0};
- Kernel kernel = new Kernel(3, 3, softenArray);
- ConvolveOp cOp = new ConvolveOp(kernel, ConvolveOp.EDGE_NO_OP, null);
- bufferedImage = cOp.filter(bufferedImage, null);
- FileOutputStream out = new FileOutputStream(resizedFile);
- JPEGImageEncoder encoder = JPEGCodec.createJPEGEncoder(out);
- JPEGEncodeParam param = encoder.getDefaultJPEGEncodeParam(bufferedImage);
- param.setQuality(quality, true);
- encoder.setJPEGEncodeParam(param);
- encoder.encode(bufferedImage);
- }
-}
+//// ## 遍历文件夹下图片批量压缩
+//// public static void main(String[] args) throws IOException {
+//// File folder = new File("C:\\Users\\Win\\Desktop\\faceImages");//文件夹路径
+//// File[] listOfFiles = folder.listFiles();
+//// for (int i = 0; i < listOfFiles.length; i++) {
+//// if (listOfFiles[i].isFile()) {
+//// File originalImage = listOfFiles[i];
+//// System.out.println("源文件大小" + originalImage.length());
+//// String fileName = originalImage.getName();
+//// File resizedImg1 = new File("C:\\Users\\Win\\Desktop\\productImages\\" + fileName);
+//// resize(originalImage, resizedImg1, 64, 0.9f);
+//// System.out.println(fileName + "0.8转换后文件大小" + resizedImg1.length());
+//// } else if (listOfFiles[i].isDirectory()) {
+//// System.out.println("Directory " + listOfFiles[i].getName());
+//// }
+//// }
+////
+////
+//// }
+//
+// /**
+// * 缩放图片(压缩图片质量，改变图片尺寸)
+// * 若原图宽度小于新宽度，则宽度不变！
+// * @param newWidth 新的宽度
+// * @param quality 图片质量参数 0.7f 相当于70%质量
+// */
+// public static void resize(File originalFile, File resizedFile, int newWidth, float quality) throws IOException {
+// if (quality > 1) {
+// }
+// ImageIcon ii = new ImageIcon(originalFile.getCanonicalPath());
+// Image i = ii.getImage();
+// Image resizedImage = null;
+// int iWidth = i.getWidth(null);
+// int iHeight = i.getHeight(null);
+// if (iWidth < newWidth) {
+// newWidth = iWidth;
+// }
+// if (iWidth > iHeight) {
+// resizedImage = i.getScaledInstance(newWidth, (newWidth * iHeight) / iWidth, Image.SCALE_SMOOTH);
+// } else {
+// resizedImage = i.getScaledInstance((newWidth * iWidth) / iHeight, newWidth, Image.SCALE_SMOOTH);
+// }
+// Image temp = new ImageIcon(resizedImage).getImage();
+// BufferedImage bufferedImage = new BufferedImage(temp.getWidth(null), temp.getHeight(null), BufferedImage.TYPE_INT_RGB);
+// Graphics g = bufferedImage.createGraphics();
+// g.setColor(Color.white);
+// g.fillRect(0, 0, temp.getWidth(null), temp.getHeight(null));
+// g.drawImage(temp, 0, 0, null);
+// g.dispose();
+// float softenFactor = 0.05f;
+// float[] softenArray = {0, softenFactor, 0, softenFactor, 1 - (softenFactor * 4), softenFactor, 0, softenFactor, 0};
+// Kernel kernel = new Kernel(3, 3, softenArray);
+// ConvolveOp cOp = new ConvolveOp(kernel, ConvolveOp.EDGE_NO_OP, null);
+// bufferedImage = cOp.filter(bufferedImage, null);
+// FileOutputStream out = new FileOutputStream(resizedFile);
+// JPEGImageEncoder encoder = JPEGCodec.createJPEGEncoder(out);
+// JPEGEncodeParam param = encoder.getDefaultJPEGEncodeParam(bufferedImage);
+// param.setQuality(quality, true);
+// encoder.setJPEGEncodeParam(param);
+// encoder.encode(bufferedImage);
+// }
+//}
--
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