Copy the image to the Clipboard in Base64 format. see source https://github.com/kyo-ago/copy-base64
You can Follow the below Step By Step procedure to install the copy-base64 Chrome Extension to your Chrome Web browser.
It is the copy-base64 Chrome extension download link you can download and install Chrome Browser.
Decodes Base64 strings. Highlight the string and right-click.
Encodes and decodes media to and from Base64.
Copy a short URL, title, and selected text in any format you want.
Copy Link or Image as Markdown code
Encoding/Decoding Plugin for various types of encoding like base64, rot13 or unix timestamp conversion
Search for selected messages in background tabs. Chrome's context menu shifts focus to a new tab. This extension allows you to…
Decode & copy selected Base64-encoded text in one step!