Video Compression: What is discrete cosine transform?

Question

I\'ve implemented an image/video transformation technique called discrete cosine transform. This technique is used in MPEG video encoding. I based my algorithm on the ideas pr

Answer 1

I learned everything I know about the DCT from The Data Compression Book. In addition to being a great introduction to the field of data compression, it has a chapter near the end on lossy image compression which introduces JPEG and the DCT.