chrome extension to download an image from a web page

Hi freelancers , I need simple chrome extension with function to download an image from a page ( not all images just one image that you have src of it ) I can provide the source of the image as a text just need the download function and store it on the desk or on the local mysql db . hope that is clear ... let me know if you can do it ? or if you did that before and have the code . this is a simple task for someone who have worked with chrome extension and download function Thank you .