I used to work at a company where capturing flash video and audio streams was a regular part of our work. You're not going to like the answer.
You basically have to proxy everything through a proxy that can be given a command or otherwise instructed to capture the top 3 or 4 streams from the website. From there you can either dumbly accept the largest one or start checking byte headers.
You basically have to proxy everything through a proxy that can be given a command or otherwise instructed to capture the top 3 or 4 streams from the website. From there you can either dumbly accept the largest one or start checking byte headers.