Personalized image download without annotations

This article shows how it is possible to create a custom hyperlink that will download an image without its annotations.

Info:

The Visualforce Page and Apex Class used in the present article can be found on GitHub by following this link: https://github.com/SharinPix/demo-apex/tree/custom-footer-download

• In the present context, the Visualforce Page is launched from a custom Lightning action found on the record page of the Contact Object. The screenshot below shows the custom action being executed.

• Upon clicking on an image's thumbnail the Download Image hyperlink appears.

• When clicking on the Download Image hyperlink, the image that is currently being viewed is downloaded without its annotations.
• Hence, the resulting image downloaded is like the one shown below.