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src/test/java/cn/com/ttblog/ssmbootstrap_table/TestThumbnailator.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,63 1,73 @@ | ||
| package cn.com.ttblog.ssmbootstrap_table; | ||
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| import java.io.File; | ||
| import java.io.IOException; | ||
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| import javax.imageio.ImageIO; | ||
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| 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; | ||
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| 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; | ||
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| /** | ||
| * http://rensanning.iteye.com/blog/1545708 | ||
| * Thumbnailator 图片裁切、缩放、水印等 | ||
| */ | ||
| public class TestThumbnailator { | ||
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| private static final String FILENAME="thumbnailator.jpg"; | ||
| private static final Logger LOG=LoggerFactory.getLogger(TestThumbnailator.class); | ||
| @Test | ||
| public void testThumbnailator() throws IOException{ | ||
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| private static final String FILENAME = "thumbnailator.jpg"; | ||
| private static final Logger LOG = LoggerFactory.getLogger(TestThumbnailator.class); | ||
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| @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"); | ||
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| Thumbnails.of(f.getAbsolutePath()) | ||
| .size(2560, 2048) | ||
| .toFile("thumbnailator" RandomStringUtils.randomAlphabetic(5) ".jpg"); | ||
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| Thumbnails.of(f.getAbsolutePath()) | ||
| .scale(0.25f) | ||
| .toFile("thumbnailator" RandomStringUtils.randomAlphabetic(5) ".jpg"); | ||
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| Thumbnails.of(f.getAbsolutePath()) | ||
| .scale(1.10f) | ||
| .toFile("thumbnailator" RandomStringUtils.randomAlphabetic(5) ".jpg"); | ||
| } | ||
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| @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"); | ||
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| Thumbnails.of(f.getAbsolutePath()) | ||
| .size(2560, 2048) | ||
| .toFile("thumbnailator" RandomStringUtils.randomAlphabetic(5) ".jpg"); | ||
|
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| Thumbnails.of(f.getAbsolutePath()) | ||
| .scale(0.25f) | ||
| .toFile("thumbnailator" RandomStringUtils.randomAlphabetic(5) ".jpg"); | ||
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| Thumbnails.of(f.getAbsolutePath()) | ||
| .scale(1.10f) | ||
| .toFile("thumbnailator" RandomStringUtils.randomAlphabetic(5) ".jpg"); | ||
| } | ||
|
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| @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"); | ||
| } | ||
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| @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")); | ||
| } | ||
| } |