Android : Sending an image via Bluetooth from android to a pc

I have just starded to work with Android and I have to create an app that takes a picture and then sends it to a pc via bluetooth. The problem is when I have to send the image, because I can't find a simply code to do this. I can have everytime the uri of the picture I took before, so i need a code that searches for the active devices near mine and then sends the picture to the one of them I choose. Please help me! Thank you