Base64 String To Image In Mule

In this tutorial we will demonstrate how to convert Base64 String To Image In Mule

To create the image we would require the base64 content, to demonstrate I have converted a sample image file to base64 using below url and used the same base64 content to write the image in one of the local directory use file write operation.

https://www.base64-image.de/

Create a project in anypoint studio and configure the listener to trigger the flow

Convert base64 string to binary and use mime type as application/octet-stream as shown below

Use fromBase64 dataweave function to convert base64 to binary

Dataweave Expression

%dw 2.0

import * from dw::core::Binaries
output application/octet-stream
---
fromBase64(payload)

Reference: https://docs.mulesoft.com/mule-runtime/4.1/dw-binaries-functions-frombase64

Change the mime type to image/png

Write the file in one of the local directory using file write operation

Deploy and trigger the file, image is created in local directory

Sample tutorial: writeimagefile sample application