JPEG DCT (Discrete Cosine Transform) - Computerphile

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by Super User, 2 years ago
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DCT is the secret to JPEG's compression. Image Analyst Mike Pound explains how the compression works.

Colourspaces: https://youtu.be/LFXN9PiOGtY
JPEG 'files' & Colour: https://youtu.be/n_uNPbdenRs
Computer That Changed Everything (Altair 8800): https://youtu.be/6LYRgrqJgDc
Problems with JPEG: COMING SOON
Upside Down Trees (Huffman Encoding): https://youtu.be/umTbivyJoiI

Colourspaces: https://youtu.be/LFXN9PiOGtY
JPEG isn't a file format - JPEG pt1: https://youtu.be/n_uNPbdenRs
Upside Down Trees (Huffman Encoding): https://youtu.be/umTbivyJoiI
Problems with JPEG: COMING SOON!
Computer That Changed Everything (Altair 8800): https://youtu.be/6LYRgrqJgDc


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This video was filmed and edited by Sean Riley.

Computer Science at the University of Nottingham: http://bit.ly/nottscomputer

Computerphile is a sister project to Brady Haran's Numberphile. More at http://www.bradyharan.com