VCD Fullform

VCD stands for Video Compact Disc is Compact Disc (CD) format based on Compact Disc – Read-Only-Memory Extended Architecture (CD-ROM XA). It holds MPEG-1 video data and also provides an interactive environment. It can be played on a VCD player, a CD-i player, some DVD players, and some CD-ROM drives. VCD for the first-ever format for distribution of films on 120 mm optical discs.

Features :

  • This disc holds 72-74 minutes of Video and Audio information.
  • It has a data transfer rate of 1.44 Mbps.
  • The data compression facility is provided by MPEG-1 that compresses the data at ratios of up to 200:1.
  • It provides an aspect ratio of 4:3.
  • It stores metadata and menu information within ISO 9660 filesystem.
  • It has variations include : VCD 2.0, VCD-ROM, VCD-Internet and SuperVCD.
  • It provides resolutions : 352×240 and 352×288.
  • It provides an audio bitrate of 224 Kbit/s and a video bitrate of 1150 Kbit/s.

Advantages :

  • By formatting VCD, redundant information gets eliminated from MPEG-1 data.
  • It also provides specialized video authoring capabilities via Compact Disc Interactive (CD-i) runtime application.
  • It is a low-cost video format.
  • It 2.0 provides interactive playback control (PBC).
  • Menus and chapters can be used on a VCD.

Disadvantages

  • VCD video is only compatible with the DVD-Video standard which is encoded at 29.97 frames per second or 25 frames per second.
  • The use of VCDs made pirating very easy as it does not provide any security measures against unauthorized copying of data.
  • VCD does not provide support to backward compatibility with older MPEG-1 formats.
  • Subtitles are embedded in the video in VCDs and cannot be removed.
  • The image quality of VCDs is not up to the mark due to the compression methods used.

Attention reader! Don’t stop learning now. Get hold of all the important DSA concepts with the DSA Self Paced Course at a student-friendly price and become industry ready.

My Personal Notes arrow_drop_up

Check out this Author's contributed articles.

If you like GeeksforGeeks and would like to contribute, you can also write an article using contribute.geeksforgeeks.org or mail your article to contribute@geeksforgeeks.org. See your article appearing on the GeeksforGeeks main page and help other Geeks.

Please Improve this article if you find anything incorrect by clicking on the "Improve Article" button below.


Article Tags :
Practice Tags :


Be the First to upvote.


Please write to us at contribute@geeksforgeeks.org to report any issue with the above content.