Input Sources
Video Capture from HDMI, HD-SDI, SDI, Component, S-Video, Composite as supported by source up to 1080p at 30fps
DV/HDV Sources supported with delay
AVI, WMV, MPEG and QuickTime files
Video List (load multiple video files as a single input)
DVDs including menu navigation
High Quality CGI Titles with customisable text including Headline (lower two-thirds) and ScoreBoard templates
PowerPoint (static slides only)
Audio Files (MP3, WAV)
Audio Devices

Photos
Remote computer screen capture via Ethernet
Flash (SWF) and Flash Video (FLV)
RTMP Sources
WPF (Xaml)
Video Delay
Solid Colour

Live Video Mixing Effects
Cross Fade
Cut
3D Zoom
Slide Effect
Wipe Effect
Colour Keying and Chroma Keying with Auto Green and Blue Screen

Live Video Filters
Colour Correction
Black/White Level Adjustments
Colour Keying adjustable RGB tolerance
Deinterlacing and Sharpen
Zoom, Rotate, Pan and Crop

Multi View
Combine three inputs (background and two foreground) to create a multi view output in many configurations including split-screen and picture-in-picture.

Overlay
Overlay any Input with alpha channel transparency as either a full overlay or PIP (Picture In Picture)
Four Overlay Inputs supported at a time in HD and SD Editions

PlayList
Automate playback of multiple inputs with the PlayList feature
Set start time, duration and transition effect for each item in the PlayList

Output
Output 4 formats simultaneously (Screen, File, DeckLink, Streaming)
Default output to secondary computer display or projector
Optional output to compatible rendering device such as the Blackmagic Design Intensity Pro
Output to streaming applications such as the Adobe Flash Media Live Encoder
Output to web sites such as Ustream and Livestream

Recording
Live Recording to local hard disk in DV in SD resolutions or the CineForm Codec for recording in HD (CineForm Codec not included)
Live Recording in HD to the Decklink MJPEG Encoder when using Intensity/Decklink cards.
Live Recording in MPEG-2 Format in Program Stream or Transport Stream.
Live Recording and Streaming in Windows Media format.

MultiCorder (HD Pro Edition)
Record the raw output from multiple capture inputs simultaneously to AVI.

Audio
Full Audio Mixer for each input with configurable Master Audio Meter.
Audio can be included with Video Recording using any available audio capture sources.
vMix Virtual Audio Capture device available for easy audio recording and Flash Media Live Encoder (Windows 7 only)

Delay
vMix introduces approximately 2 frames of delay between input and output. This is similar in performance to standard hd mixers. Other factors that will influence delay include delays in video cameras and video capture hardware and delays causing by video scaling of the output (such as by a projector)
DV/HDV sources have a minimum of half a second of delay