This aplication comptes with Livestream Procaster.
There are two versions. Ustream Producer, is free and supports one camera. Ustream Producer Pro costs $199 and supports an unlimited number of cameras and HD.
Here are the specs:
Ustream Producer
Supports one camera
Allows importing movies and audio
Enables up to three transitions
Supports picture in picture/co-hosting
Provides screen capture feature
SD bitrate support
H264 Flash 9 video
Upgrade Producer to Producer Pro for a simple, one-time fee
Ustream Producer Pro
($199 one-time fee)
Supports unlimited number of cameras
Allows importing movies and audio
Enables unlimited transitions
Provides screen capture feature
Allows you to use overlays, layers, and add titles
Support for HDV source
SD/HD bitrate support
Includes 7 encoding presets, including HD
Ability to save to disk in same bitstream
Support customizable picture-in-picture
via Ustream
You can try out the Producer Pro version version via a menu option in Producer. Ustream adds a Ustream watermark over your stream.
Here's what the Producer Pro acreen looks like.
Compare that to Wirecast:
It's nice to have a standalone application that makes it easier to broadcast in higher quality with Ustream that gives you the ability to use multiple cameras.
Reposted from Get Seen blog.