Image coding and decoding apparatus with coded data size informa

Image analysis – Image compression or coding

Patent

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358426, G06K 936

Patent

active

055132790

ABSTRACT:
An image coding and decoding apparatus to improve processing speed in searching for marker information such as control information when decoding, reduce the capacity of memory means for expanding compressed data and reduce the size of the unit of coding and decoding processing is disclosed, wherein divided coded data blocks CodeBlock 1-1, 1-2 and so forth are produced by dividing coded data obtained by coding image data for an image of a predetermined size into a predetermined size and control information values CodeSize1-1, 1-2 and so forth showing coded data block size are appended to each divided coded data block as control information.

REFERENCES:
patent: 5249066 (1993-09-01), Fukuda et al.
patent: 5299018 (1994-03-01), Jefferson
patent: 5303058 (1994-04-01), Fukuda et al.
patent: 5408542 (1995-04-01), Callahan
"Digital Compression and Coding of Continuous-Tone Still Images;" Part I and Annex B; International Standard DIS 10918-1.

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