From 7e7db2fa55a9a3af46d4fd8ede0dee147f101d64 Mon Sep 17 00:00:00 2001
From: yujian <yujian@163.com>
Date: 星期六, 09 五月 2020 21:41:27 +0800
Subject: [PATCH] 2.1需求
---
utils/src/main/java/org/yeshi/utils/ImageCropUtil.java | 31 ++++++++++++++++++++++++++++++-
1 files changed, 30 insertions(+), 1 deletions(-)
diff --git a/utils/src/main/java/org/yeshi/utils/ImageCropUtil.java b/utils/src/main/java/org/yeshi/utils/ImageCropUtil.java
index 004b3cf..dfa0cfa 100644
--- a/utils/src/main/java/org/yeshi/utils/ImageCropUtil.java
+++ b/utils/src/main/java/org/yeshi/utils/ImageCropUtil.java
@@ -3,8 +3,10 @@
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.FileNotFoundException;
+import java.io.InputStream;
import net.coobird.thumbnailator.Thumbnails;
+import net.coobird.thumbnailator.Thumbnails.Builder;
import net.coobird.thumbnailator.geometry.Positions;
/**
@@ -23,10 +25,37 @@
* @throws FileNotFoundException
* @throws Exception
*/
+ public static void centerCrop(InputStream sourceImage, File destImage, float ratio)
+ throws FileNotFoundException, Exception {
+ if (sourceImage==null)
+ throw new FileNotFoundException();
+
+ BufferedImage image = Thumbnails.of(sourceImage).scale(1.0f).asBufferedImage();
+ int width = image.getWidth();
+ int height = image.getHeight();
+ int newWidth = 0;
+ int newHeight = 0;
+ if (width > ratio * height) {// 浠ラ珮涓轰富
+ newHeight = height;
+ newWidth = (int) (newHeight * ratio);
+ } else {// 浠ュ涓轰富
+ newWidth = width;
+ newHeight = (int) (newWidth / ratio);
+ }
+
+ if (destImage.exists())
+ destImage.delete();
+
+ Thumbnails.of(sourceImage).sourceRegion(Positions.CENTER, newWidth, newHeight).scale(1.0)
+ .toFile(destImage.getPath());
+ }
+
+
public static void centerCrop(File sourceImage, File destImage, float ratio)
throws FileNotFoundException, Exception {
- if (!sourceImage.exists())
+ if (sourceImage==null)
throw new FileNotFoundException();
+
BufferedImage image = Thumbnails.of(sourceImage).scale(1.0f).asBufferedImage();
int width = image.getWidth();
int height = image.getHeight();
--
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