DCT compression
From Just Solve the File Format Problem
(Difference between revisions)
Dan Tobias (Talk | contribs) (Created page with "{{FormatInfo |formattype=electronic |subcat=Graphics }} '''DCT compression''' (Discrete cosine transform) is a compression technique used for images and audio. It is used in [...") |
Revision as of 13:53, 5 January 2014
DCT compression (Discrete cosine transform) is a compression technique used for images and audio. It is used in JPEG and MP3, where it provides lossy compression (meaning that some detail is lost).
Links
- Wikipedia article: Discrete cosine transform
- [http://vision.arc.nasa.gov/publications/mathjournal94.pdf Image Compression Using the Discrete
Cosine Transform (NASA)]
