Specs of our favorite video sharing sites. Videomaker has been in the video sharing business for some time now, and has been using, testing, reviewing and writing about many sites now available. Below is a list of several sharing sites we've explored, and the technical specifications to each.

These specifications are just a few of those we know of, but there are many more out there, if you come across one that you think might be especially nice to add to our list, please contact us at editor@videomaker.com. We are updating this list constantly, please contribute what you know. Use Video Sharing Sites or articles in the subject line of your email.

Blip.tv

Video Compression format: QuickTime, Windows, Flash 8, DivX, 3gp
Any Revenue sharing: Yes
Type of revenue sharing: ad sharing 50/50, choose ad company
Others: built-in syndication to AOL Video, Yahoo! Video, MySpace, iTunes and the Apple TV, Blogger, WordPress.com. UpperBlip- a downloadable program that lets you publish many videos at a time. Supports direct-from-Windows Movie Maker upload.
www.blip.tv

Brightcove

Size (pixels): 320 x 240
Video Compression format: 3gp,avi, dv, flv, h.264, MPEG-2, MPEG-4, QuickTime, WMV
Any artificial limits: Yes
Time: 2 minutes, recommended
Size (MB): Personal Acct= 100MB, Pro Acct= No Limit
Any Revenue sharing: Yes
www.brightcove.com

Current TV

Size (pixels): 320 x 240
Video Compression format: .3gp, .3gp2, .avi, .dv, .mpg, .mpg4, .mov, .mqv, .wmv, .asf
Any artificial limits: Yes
Time: 10 minutes
Any Revenue sharing: Yes
Type of revenue sharing: Sliding scale. $250-1000 per pod for VC-Squared Producers, rates negotiable after four pods are aired on television.
Others: High production value "pods" are 100% documentary. Choice of thumbnail image to attract viewers.
www.current.com

iStockvideo

Size (pixels): Small (320 x 240), medium (640 x 480), NTSC/PAL (720 x 486), HD 720 (1280 x 720p), HD 1080 (1920 x 1080i).
Video Compression format: QuickTime format, compressed with photo JPEG (if file is rendered as a progressive scan) or MJPEG-A/MJPEG-B (if interlaced) with 3:1 compression. Compression should be set to no less than 95%, "High", or "Best".
Any artificial limits: Yes
Time: 30 seconds
Any Revenue sharing: Yes
Type of revenue sharing: Royalty-based. Earn increased royalties as an exclusive contributor. Diamond level contributor receives 40% royalty on each purchased $50 HD 1080i stock video clip.
Others: Downloadable widget for Mac and PC for monitoring iStock stats
www.istockphoto.com

iTunes

Size (pixels): for Apple TV (up to 1280 x 720), for iPod (up to 640 x 480)
Video Compression format: .m4a, .mp3, .mov, .mp4, .m4v, AAC, and .pdf
Any artificial limits: No
Time: None
Size (MB): None
Any Revenue sharing: Yes
Type of revenue sharing: video sales, music sales.
Others:Video is limited to play at average bitrates from 3Mbps to 5Mbps. Video can be 24 frames per second or 30 frames per second.
www.apple.com/itunes

LiveVideo

Size (pixels): 445 x 334
Video Compression format: QuickTime (.mov)
Any artificial limits: Yes
Time: Yes (not specified)
Any Revenue sharing: No
Type of revenue sharing: n/a
Others: LiveVideo XPRESS, a tool for batch uploading and managing, Windows only.
www.livevideo.com

Metacafe

Video Compression format: mpeg, avi, wmv, mov, mpg, divx, asf, mpa, mpe, m1v, wmf, m4a, mp4, flv, 3gp, rm, rmvb, rv, ram, mkv
Any artificial limits: Yes
Time: 8 minutes
Any Revenue sharing: Yes
Type of revenue sharing: Producer Rewards, Grade of 3.0 or better, Views of 5,000 or greater
Others: Lets you choose your own thumbnail from a series of stills. Cool!
www.metacafe.com