Java aspose-imaging库

Java

https://products.aspose.com/imaging/ 文档 API 文档 Java APIs to create, manipulate or convert different format images in any application based on Java SE or EE. 收费的!

apng 压缩

安装

 <repositories>
    <repository>
        <id>AsposeJavaAPI</id>
        <name>Aspose Java API</name>
        <url>https://repository.aspose.com/repo/</url>
    </repository>
</repositories>
 
 <dependencies>
    <dependency>
        <groupId>com.aspose</groupId>
        <artifactId>aspose-imaging</artifactId>
        <version>23.10</version>
        <classifier>jdk16</classifier>
   </dependency>
<!-- if you need a documentation, please add the following dependency. For example it could be useful for IDE. -->
   <dependency>
        <groupId>com.aspose</groupId>
        <artifactId>aspose-imaging</artifactId>
        <version>23.10</version>
        <classifier>javadoc</classifier>
   </dependency>
 
 
</dependencies>

After performing above steps, Aspose.Imaging for Java dependency will finally be defined in your Maven Project.

aspose

public static void addCompression(String inputFile, String outputFile ) {  
  
try (Image image = Image.load(inputFile)) {  
	ApngOptions options = new ApngOptions();  
	options.setCompressionLevel(9);  
	options.setProgressive(true);  
	options.setColorType(PngColorType.IndexedColor);  
	options.setPalette(ColorPaletteHelper.getCloseImagePalette((RasterImage) image, 1 << 8));  
	image.save(outputFile, options);  
	}
}
  
  
public static void main(String[] args) {  
	String input = "E:\\content-for-work\\202310深汕建设项目\\img\\result_ori.png";  
	String output = "E:\\content-for-work\\202310深汕建设项目\\img\\result_comp.png";  
	addCompression(input, output);  
}