On April 14th Google announced, via their blog, that they would no longer support video uploads to Google Video but that it would continue to be a place for people to find videos (Google Blog), Changes have since been implemented at the video search page and have met with mixed reviews from the userbase.
The Google Blog stated:
Anyone can easily search for videos from all over the web using Google Video. Finding things is the heart of what Web Search is all about so we’re gladly taking Google Video under our wings [Google Web Search Help Forum].