test ImageIO

Author: netbuffer

src/test/java/cn/com/ttblog/ssmbootstrap_table/TestThumbnailator.java

@@ -1,63 +1,73 @@
 package cn.com.ttblog.ssmbootstrap_table;
 
-import java.io.File;
-import java.io.IOException;
-
-import javax.imageio.ImageIO;
-
+import net.coobird.thumbnailator.Thumbnails;
+import net.coobird.thumbnailator.geometry.Coordinate;
 import org.apache.commons.lang3.RandomStringUtils;
 import org.junit.Test;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-import net.coobird.thumbnailator.Thumbnails;
-import net.coobird.thumbnailator.geometry.Positions;
+import javax.imageio.ImageIO;
+import java.awt.image.BufferedImage;
+import java.io.File;
+import java.io.IOException;
+import java.net.URL;
 
 /**
  * http://rensanning.iteye.com/blog/1545708
  * Thumbnailator 图片裁切、缩放、水印等
  */
 public class TestThumbnailator {
-	
-	private static final String FILENAME="thumbnailator.jpg";
-	private static final Logger LOG=LoggerFactory.getLogger(TestThumbnailator.class);
-	@Test
-	public void testThumbnailator() throws IOException{
+
+    private static final String FILENAME = "thumbnailator.jpg";
+    private static final Logger LOG = LoggerFactory.getLogger(TestThumbnailator.class);
+
+    @Test
+    public void testThumbnailator() throws IOException {
 //		指定大小进行缩放
-		/*   
-	     * 若图片横比200小，高比300小，不变   
-	     * 若图片横比200小，高比300大，高缩小到300，图片比例不变   
-	     * 若图片横比200大，高比300小，横缩小到200，图片比例不变   
-	     * 若图片横比200大，高比300大，图片按比例缩小，横为200或高为300   
-	     */
-		String file=this.getClass().getResource(FILENAME).getFile();
-		File f=new File(file);
-		LOG.debug("file-path:{},parent:{}",f.getAbsolutePath(),f.getParent());
-	    Thumbnails.of(f.getAbsolutePath())   
-	            .size(200, 300)
-	            .toFile("thumbnailator"+RandomStringUtils.randomAlphabetic(5)+".jpg");  
-	      
-	    Thumbnails.of(f.getAbsolutePath())   
-	            .size(2560, 2048)   
-	            .toFile("thumbnailator"+RandomStringUtils.randomAlphabetic(5)+".jpg");
-	    
-	    Thumbnails.of(f.getAbsolutePath())   
-        .scale(0.25f)  
-        .toFile("thumbnailator"+RandomStringUtils.randomAlphabetic(5)+".jpg");  
-  
-		Thumbnails.of(f.getAbsolutePath())   
-		        .scale(1.10f)  
-		        .toFile("thumbnailator"+RandomStringUtils.randomAlphabetic(5)+".jpg");
-	}
-	
-	@Test
-	public void testWaterMark() throws IOException{
-		String file=this.getClass().getResource("qr.jpg").getFile(),icon=this.getClass().getResource("java.png").getFile();
-		File f=new File(file);
-		Thumbnails.of(f.getAbsolutePath())
-		.size(200, 200)  
-        .watermark(Positions.CENTER, ImageIO.read(new File(icon)), 0.8f)   
-        .outputQuality(0.8f)   
-        .toFile("thumbnailator"+RandomStringUtils.randomAlphabetic(5)+".jpg");  
-	}
+        /*
+         * 若图片横比200小，高比300小，不变
+         * 若图片横比200小，高比300大，高缩小到300，图片比例不变
+         * 若图片横比200大，高比300小，横缩小到200，图片比例不变
+         * 若图片横比200大，高比300大，图片按比例缩小，横为200或高为300
+         */
+        String file = this.getClass().getResource(FILENAME).getFile();
+        File f = new File(file);
+        LOG.debug("file-path:{},parent:{}", f.getAbsolutePath(), f.getParent());
+        Thumbnails.of(f.getAbsolutePath())
+                .size(200, 300)
+                .toFile("thumbnailator" + RandomStringUtils.randomAlphabetic(5) + ".jpg");
+
+        Thumbnails.of(f.getAbsolutePath())
+                .size(2560, 2048)
+                .toFile("thumbnailator" + RandomStringUtils.randomAlphabetic(5) + ".jpg");
+
+        Thumbnails.of(f.getAbsolutePath())
+                .scale(0.25f)
+                .toFile("thumbnailator" + RandomStringUtils.randomAlphabetic(5) + ".jpg");
+
+        Thumbnails.of(f.getAbsolutePath())
+                .scale(1.10f)
+                .toFile("thumbnailator" + RandomStringUtils.randomAlphabetic(5) + ".jpg");
+    }
+
+    @Test
+    public void testWaterMark() throws IOException {
+        String file = "F:\\image\\bg.png",
+                icon = "F:\\image\\showqrcode.jpg";
+        BufferedImage image = ImageIO.read(new File(file));
+        Thumbnails.of(image)
+                .size(image.getWidth(), image.getHeight())
+                .watermark(new Coordinate(229, 178), Thumbnails.of(icon).size(240, 240).asBufferedImage(), 1.0f)
+                .outputQuality(1.0f)
+                .toFile("f:/image/thumbnailator" + RandomStringUtils.randomAlphabetic(5) + ".jpg");
+    }
+
+    @Test
+    public void testImageIO() throws IOException {
+        URL url = new URL("https://mp.weixin.qq.com/cgi-bin/showqrcode?ticket=gQEC8DwAAAAAAAAAAS5odHRwOi8vd2VpeGluLnFxLmNvbS9xLzAyYXpCdElNd3dlYm0xSzgxbzFxY0oAAgRcwJhaAwQsAQAA");
+        BufferedImage bufferedImage = ImageIO.read(url);
+        LOG.info("bufferedImage:{}", bufferedImage);
+        ImageIO.write(bufferedImage, "jpg", new File("f:/image/qr.jpg"));
+    }
 }