The Flash 8 evaluation version has a video importer that uses a streaming template. If you used flash, a codec wouldn’t be necessary.
File->New
File->SaveAs (MyZB3Tutorial.fla)
File->Import->Video
Select MOV, DIVX, or other video format.
Next, Next, Next.
Pick a template.
Next.
Control-F12 to publish.
Upload SWF, HTML, and FLV file.
FLV can be hosted on youtube or myspace for free.