Video sharing scripts rose to fame when google acquired youtube for a whopping sum. But you don't have to pay billions for buying a video sharing cms. Here is a low cost php video script named vshare which is priced at $10.You can also embed videos from youtube as well as you can upload your own videos. The ability to put a watermark of your site url on videos is a good feature.

Price - $10
Demo - Click here
Download - Click here