Find it in these threads:
http://www.bimmerfest.com/forums/forumdisplay.php?f=175
And the How-To is here:
http://www.bimmerfest.com/forums/showthread.php?t=983245

I think you could find such software on the Internet. At the very least, find information that might help you. There is quite a lot of software to be found nowadays. The main thing is that it has to be reliable.

Thanks to the Internet, you can find quite a lot of useful information. Software can also be found, but you have to be careful because there is quite a lot of malware. If you want, check out this useful article about how to develop a live streaming app. Perhaps here you can find information about software developers.