openphoto/frontend — Issue #291: Client side duplicate photo detection
Author: jmathai
Created: 2011-10-30 07:30:08+00:00
State: open

Came across this library that can calculate a sha1 hash of a file. If we can get the sha1 of a file on the client then we can check with the server if this file has already been uploaded :).

https://github.com/antimatter15/js-typed-array-sha1