调整包结构 更改版本为1.3.1

src/main/test/java/example/DecodeTest.java

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+package example;
+
+import com.luciad.imageio.webp.WebPReadParam;
+
+import javax.imageio.ImageIO;
+import javax.imageio.ImageReader;
+import javax.imageio.stream.FileImageInputStream;
+import java.awt.image.BufferedImage;
+import java.io.File;
+import java.io.IOException;
+
+public class DecodeTest {
+    public static void main(String args[]) throws IOException {
+        String inputWebpPath = "test_pic/test.webp";
+        String outputJpgPath = "test_pic/test_.jpg";
+        String outputJpegPath = "test_pic/test_.jpeg";
+        String outputPngPath = "test_pic/test_.png";
+
+        // Obtain a WebP ImageReader instance
+        ImageReader reader = ImageIO.getImageReadersByMIMEType("image/webp").next();
+
+        // Configure decoding parameters
+        WebPReadParam readParam = new WebPReadParam();
+        readParam.setBypassFiltering(true);
+
+        // Configure the input on the ImageReader
+        reader.setInput(new FileImageInputStream(new File(inputWebpPath)));
+
+        // Decode the image
+        BufferedImage image = reader.read(0, readParam);
+
+        ImageIO.write(image, "png", new File(outputPngPath));
+        ImageIO.write(image, "jpg", new File(outputJpgPath));
+        ImageIO.write(image, "jpeg", new File(outputJpegPath));
+
+    }
+}

src/main/test/java/example/EncodeTest.java

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+package example;
+
+import com.luciad.imageio.webp.WebPWriteParam;
+
+import javax.imageio.IIOImage;
+import javax.imageio.ImageIO;
+import javax.imageio.ImageWriter;
+import javax.imageio.stream.FileImageOutputStream;
+import java.awt.image.BufferedImage;
+import java.io.File;
+import java.io.IOException;
+
+public class EncodeTest {
+    public static void main(String args[]) throws IOException {
+        String inputPngPath = "test_pic/test.png";
+        String inputJpgPath = "test_pic/test.jpg";
+        String outputWebpPath = "test_pic/test_.webp";
+
+        // Obtain an image to encode from somewhere
+        BufferedImage image = ImageIO.read(new File(inputJpgPath));
+
+        // Obtain a WebP ImageWriter instance
+        ImageWriter writer = ImageIO.getImageWritersByMIMEType("image/webp").next();
+
+        // Configure encoding parameters
+        WebPWriteParam writeParam = new WebPWriteParam(writer.getLocale());
+        writeParam.setCompressionMode(WebPWriteParam.MODE_DEFAULT);
+
+        // Configure the output on the ImageWriter
+        writer.setOutput(new FileImageOutputStream(new File(outputWebpPath)));
+
+        // Encode
+        long st = System.currentTimeMillis();
+        writer.write(null, new IIOImage(image, null, null), writeParam);
+        System.out.println("cost: " + (System.currentTimeMillis() - st));
+    }
+}