This is the second post in a series about injecting JSON based metadata into a live RTP streams using Wowza Media Server, Adobe Flex and OSMF. What We’ve Built So far in the previous post we got Wowza setup and created a module which will inject our JSON metadata into our live RTP stream. What We’re Building (in this post) In this short post we’ll be triggering the injection of metadata from the browser using a flash object created with Flex.