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1. (WO2018123315) IMAGE ENCODING METHOD, IMAGE DECODING METHOD, IMAGE ENCODING DEVICE, IMAGE DECODING DEVICE AND PROGRAM

Pub. No.:    WO/2018/123315    International Application No.:    PCT/JP2017/041086
Publication Date: Fri Jul 06 01:59:59 CEST 2018 International Filing Date: Thu Nov 16 00:59:59 CET 2017
IPC: H04N 19/119
H04N 19/463
H04N 19/91
Applicants: NEC CORPORATION
日本電気株式会社
Inventors: CHONO Keiichi
蝶野 慶一
Title: IMAGE ENCODING METHOD, IMAGE DECODING METHOD, IMAGE ENCODING DEVICE, IMAGE DECODING DEVICE AND PROGRAM
Abstract:
This image encoding device 10 is provided with an entropy encoding unit 11 which entropy encodes data relating to a quad tree structure and data relating to a binary tree structure, and an encoding prohibiting unit 12 which, if a block obtained by partitioning based on a quad tree structure is not partitioned on the basis of a binary tree structure, prohibits entropy encoding of data relating to the binary tree structure of said block.