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Convert WebP to JPG

The JDeli Java image conversion library makes it very easy to convert WEBP to JPEG image files in Java and other languages/scripts.

To run the code examples you will need to download the JDeli jar:

Download JDeli

How to convert WEBP into JPEG in Java

  1. Read WEBP image into Java
    BufferedImage bufferedImage = JDeli.read(new File("webpImageFile.webp"));  
    
  2. Process image if needed (scale, sharpen, lighten, watermark, etc)
    bufferedImage = operations.apply(BufferedImage bufferedImage); // Optional
    
  3. Write out BufferedImage as JPEG image file
    JDeli.write(bufferedImage, "jpg", new File("jpgImageFile.jpg"));
    

View Javadoc

Export WEBP to JPEG in one line of code

The JDeli.convert() methods allow you to save WEBP as JPEG in just ONE line of code!

Using File

JDeli.convert(File inFile, File outFile);

Using InputStream and OutputStream

JDeli.convert(InputStream inputStream, OutputStream outputStream, "jpg");

Using byte[]

byte[] outputData = JDeli.convert(byte[] inputData, "jpg");

Configure Output Settings

This option allows you to specify an EncoderOptions object to configure output settings such as image compression.

JDeli.convert(File inFile, EncoderOptions outputOptions, File outfile);

Batch convert WEBP to JPEG from command line

Convert images from command line or bash, bat, and powershell scripts. This method can also be used to invoke JDeli from any programming language that allows you to create a child process.

java -jar jdeli.jar --convert jpg "inputFileOrDir" "outputDir"

Why JDeli?

  • Support image formats such as AVIF, HEIC and JPEG XL (AVIF soon) that are not supported in Java.
  • Process images up to 3x faster than ImageIO and alternative Java image libraries.
  • Prevent JVM crashes caused by native code in other image libraries such as ImageIO.
  • Handle JPEG, PNG, TIFF image file formats fully in Java.
  • Keep your Image files secure as JDeli makes no calls to any external system or third party library.

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