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Article | REF: TE5320 V1

JPEG 2000. A wavelet-based digital picture compression format

Authors: Jean-Noël GOUYET, Christophe NELSON, Marc LEGER

Publication date: February 10, 2016

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4. Coding chain

Only the decoding algorithm is described in Part 1 of the JPEG 2000 standard. However, to facilitate the introduction of terminology and techniques, we present here a typical encoding algorithm compatible with the standard. Figure 16 shows the block diagram of a JPEG 2000 encoder. It is essentially divided into 5 modules: pre-processing, discrete wavelet transform, quantization, entropy coding and rate allocation.

Functions of the JPEG 2000 coding chain
Figure...
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