How to upload or share images on Flicker through php or Action script

i am developing an application in which user have the option to share images on different social sites like Facebook, twitter and Flickr.

I have done with Facebook and twitter, i upload image to my server and share the link on Facebook and Twitter. with share link like

http://www.facebook.com/sharer.php?u=YOUR-IMAGE-PATH

this is working well.

But i don't have any idea how can i share my images on Flickr? Please help me if anyone have done this or any idea of sharing images on Flickr through php or in action script.

Solution

You need to call Flicker UPLOAD API and need to send POST request from Flex using FileReference for Flex see Working with file upload and download

and you may find this blog Flex and Flickr uploading helpfull

Hopes that helps