DSP Term Project Proposal - JPEG/JPEG2000 Performance Comparison

JPEG JPEG Joint Photographic Experts Group ISO/CCITT

JPEG Encoder 1.Color space transform( RGB to YCbCr )& sampling； 2.DCT transform； 3.quantization； 4.encode(Huffman coding)。

JPEG2000 DWT (Discrete Wavelet Transform) Better result at high compression rate than JPEG

JPEG2000 Encoder

JPEG / JPEG2000 Comparison Result

JPEG / JPEG2000 Comparison Result

Reference Wikipedia JPEG Tutorial JPEG2000 for digital cinema http://zh.wikipedia.org/wiki/JPEG_2000 http://zh.wikipedia.org/wiki/JPEG JPEG Tutorial http://cobweb.ecn.purdue.edu/~ace/jpeg-tut/jpegtut1.html JPEG2000 for digital cinema http://www.dts.com/media/vid_trans_paper.pdf