From adee5d271a70cbcb9ab45cec00795c9a7b34f6bf Mon Sep 17 00:00:00 2001
From: KKSU <15274802129@163.com>
Date: Thu, 25 Jul 2024 10:47:17 +0800
Subject: [PATCH] 后台
---
src/main/java/cc/mrbird/febs/mall/test/getGray.java | 102 +++++++++++++++++++++++++-------------------------
1 files changed, 51 insertions(+), 51 deletions(-)
diff --git a/src/main/java/cc/mrbird/febs/mall/test/getGray.java b/src/main/java/cc/mrbird/febs/mall/test/getGray.java
index 6b9815b..5de6809 100644
--- a/src/main/java/cc/mrbird/febs/mall/test/getGray.java
+++ b/src/main/java/cc/mrbird/febs/mall/test/getGray.java
@@ -1,51 +1,51 @@
-package cc.mrbird.febs.mall.test;
-
-import javax.imageio.ImageIO;
-import java.awt.*;
-import java.awt.image.BufferedImage;
-import java.awt.image.RenderedImage;
-import java.io.File;
-import java.io.IOException;
-
-public class getGray {
-
- /**
- * 将输入的图片转换成灰度图片
- * @param bufferedImage_start
- * @return
- */
- public static BufferedImage gray(BufferedImage bufferedImage_start){ //定义灰度方法 返回值为BufferedImage对象
- int width = bufferedImage_start.getWidth();
- int height =bufferedImage_start.getHeight();
- BufferedImage bufferedImage_end = new BufferedImage(width,height, BufferedImage.TYPE_3BYTE_BGR ); //构建新的对象模型
- // 遍历图片的RGB值，把得到的灰度值存到bufferedImage_end中，然后返回bufferedImage_end
- for (int y = 0; y < height; y++) {
- for (int x = 0; x < width; x++) {
-
- int pixel = bufferedImage_start.getRGB(x, y);
- int[] rgb = new int[3]; //分别表示红绿蓝RGB。
- rgb[0] = pixel >> 16 & 0xff;
- rgb[1] = pixel >> 8 & 0xff;
- rgb[2] = pixel & 0xff;
- int gray = (rgb[0] * 28 + rgb[1] * 151 + rgb[2] * 77) >> 8;
-
-// Color color = new Color(bufferedImage_start.getRGB(x,y));//构建Color获取图片像素点
-// int gray = (int)(color.getRed() * 0.2126 + color.getGreen() * 0.7152 + color.getBlue() * 0.0722);
- Color color_end = new Color(gray,gray,gray); //将设置的像素设置到bufferedImage_end
- bufferedImage_end.setRGB(x,y,color_end.getRGB());
- }
- }
- return bufferedImage_end;
- }
-
- public static void main(String[] args) {
- try{
- RenderedImage rendImage =gray(ImageIO.read(new File("D:\\image\\inputDpi.png")));
- File file = new File("D:\\image\\outDpi.png");
- ImageIO.write(rendImage, "png", file);
- }catch(IOException e){
- System.out.println(e);
- }
- }
-
-}
+//package cc.mrbird.febs.mall.test;
+//
+//import javax.imageio.ImageIO;
+//import java.awt.*;
+//import java.awt.image.BufferedImage;
+//import java.awt.image.RenderedImage;
+//import java.io.File;
+//import java.io.IOException;
+//
+//public class getGray {
+//
+// /**
+// * 将输入的图片转换成灰度图片
+// * @param bufferedImage_start
+// * @return
+// */
+// public static BufferedImage gray(BufferedImage bufferedImage_start){ //定义灰度方法 返回值为BufferedImage对象
+// int width = bufferedImage_start.getWidth();
+// int height =bufferedImage_start.getHeight();
+// BufferedImage bufferedImage_end = new BufferedImage(width,height, BufferedImage.TYPE_3BYTE_BGR ); //构建新的对象模型
+// // 遍历图片的RGB值，把得到的灰度值存到bufferedImage_end中，然后返回bufferedImage_end
+// for (int y = 0; y < height; y++) {
+// for (int x = 0; x < width; x++) {
+//
+// int pixel = bufferedImage_start.getRGB(x, y);
+// int[] rgb = new int[3]; //分别表示红绿蓝RGB。
+// rgb[0] = pixel >> 16 & 0xff;
+// rgb[1] = pixel >> 8 & 0xff;
+// rgb[2] = pixel & 0xff;
+// int gray = (rgb[0] * 28 + rgb[1] * 151 + rgb[2] * 77) >> 8;
+//
+//// Color color = new Color(bufferedImage_start.getRGB(x,y));//构建Color获取图片像素点
+//// int gray = (int)(color.getRed() * 0.2126 + color.getGreen() * 0.7152 + color.getBlue() * 0.0722);
+// Color color_end = new Color(gray,gray,gray); //将设置的像素设置到bufferedImage_end
+// bufferedImage_end.setRGB(x,y,color_end.getRGB());
+// }
+// }
+// return bufferedImage_end;
+// }
+//
+// public static void main(String[] args) {
+// try{
+// RenderedImage rendImage =gray(ImageIO.read(new File("D:\\image\\inputDpi.png")));
+// File file = new File("D:\\image\\outDpi.png");
+// ImageIO.write(rendImage, "png", file);
+// }catch(IOException e){
+// System.out.println(e);
+// }
+// }
+//
+//}
--
Gitblit v1.9.1