Title:
画像処理システム及び画像復号装置
Document Type and Number:
Japanese Patent JP6729170
Kind Code:
B2
Abstract:
An image processing system that compresses and transmits an input image signal including pixel values corresponding to respective pixels, including: a dynamic range compression unit configured to compress, by a predetermined coefficient, a dynamic range of each of the pixel values corresponding to a background region other than a region of interest (ROI) designated as a desired region for the pixel values in an image based on the input image signal, to generate a low dynamic range image signal; a coding compression unit configured to compress the low dynamic range image signal in accordance with a predetermined image coding scheme to generate compressed image data; and a bit stream transmitter configured to output a bit stream signal including ROI information, the predetermined coefficient and the compressed image data.
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Inventors:
Kazuhito Sakusui
Toshihisa Nakai
Toshihisa Nakai
Application Number:
JP2016162408A
Publication Date:
July 22, 2020
Filing Date:
August 23, 2016
Export Citation:
Assignee:
Oki Electric Industry Co., Ltd.
International Classes:
H04N19/132; H04N19/167; H04N19/17; H04N19/46
Domestic Patent References:
| JP2013168739A | ||||
| JP2002191052A | ||||
| JP2009253747A | ||||
| JP2004015708A | ||||
| JP2002140183A | ||||
| JP2002510177A |
Attorney, Agent or Firm:
Patent Business Corporation Lexto International Patent Office