Title:
IMAGE ENCODING AND DECODING METHOD BASED ON LOW-COMPLEXITY TRANSFORMATION, AND APPARATUS USING SAME
Document Type and Number:
WIPO Patent Application WO/2016/143991
Kind Code:
A1
Abstract:
The present invention provides an image decoding method based on a low-complexity transformation, characterised by comprising the steps of: executing a transformation with respect to a residual block based on a first transformation kernel; and executing a transformation with respect to the transformed residual block based on a second transformation kernel having low-complexity, wherein the first transformation kernel is derived based on a prediction block or an encoding unit block.
Inventors:
KIM MUN CHURL (KR)
LEE BUM SHIK (KR)
LEE BUM SHIK (KR)
Application Number:
PCT/KR2015/014045
Publication Date:
September 15, 2016
Filing Date:
December 21, 2015
Export Citation:
Assignee:
KOREA ADVANCED INST SCI & TECH (KR)
International Classes:
H04N19/625; H04N19/176; H04N19/42; H04N19/50
Foreign References:
| US20120082211A1 | 2012-04-05 | |||
| US8437564B2 | 2013-05-07 | |||
| US20130235939A1 | 2013-09-12 | |||
| US8687692B2 | 2014-04-01 | |||
| US20110158315A1 | 2011-06-30 |
Attorney, Agent or Firm:
S&IP PATENT & LAW FIRM (KR)
에스앤아이피 특허법인 (KR)
에스앤아이피 특허법인 (KR)
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