VIDEO DIGITIZATION

What is a video digitization

• Video digitization is when an analogue videosignal from a source such as a video tape orvideo camera is captured on a computer so as toedit or manipulate the images within thecomputer. To do this you need to use video editing software such as Adobe Premiere, UleadVideo

(http://www.herts.ac.uk/ltdu/technology/video_digitization.html)

Video Digitization Architecture

Video Digitization Workflow

Connect video Cameraor video playerto computer

Initial Video Editing Project

Capturing Video

Editing VideoPublish/Delivery

Connect video camera or video player to computer

• Analog: using Composite or S-Video line• Digital: using IEEE1394/Firewire line

Analogconnection

Digitalconnection

ConnectVideo

Camerato

computer

Initial video editing project• Define video

frame size, video format, sample rate, etc.

Capturing video

Tool in video editing software for video capturing

Editing video

Cut/Insert/Title/Visual effect/Transition

Publish or Delivery

Video data

• Video Contained two types of data, a sequences of image (frame) and audio data.

Video frame