WO2012015275A3 - 블록 분할예측을 이용한 영상 부호화/복호화 방법 및 장치 - Google Patents

블록 분할예측을 이용한 영상 부호화/복호화 방법 및 장치 Download PDF

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Publication number
WO2012015275A3
WO2012015275A3 PCT/KR2011/005620 KR2011005620W WO2012015275A3 WO 2012015275 A3 WO2012015275 A3 WO 2012015275A3 KR 2011005620 W KR2011005620 W KR 2011005620W WO 2012015275 A3 WO2012015275 A3 WO 2012015275A3
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WIPO (PCT)
Prior art keywords
decoding
image encoding
split prediction
image
block
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PCT/KR2011/005620
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English (en)
French (fr)
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WO2012015275A2 (ko
Inventor
송진한
임정연
최윤식
김용구
최영호
박상재
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에스케이텔레콤 주식회사
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Priority to US13/812,026 priority Critical patent/US9973750B2/en
Publication of WO2012015275A2 publication Critical patent/WO2012015275A2/ko
Publication of WO2012015275A3 publication Critical patent/WO2012015275A3/ko

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/105Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/124Quantisation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/136Incoming video signal characteristics or properties
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/136Incoming video signal characteristics or properties
    • H04N19/137Motion inside a coding unit, e.g. average field, frame or block difference
    • H04N19/139Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/176Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/46Embedding additional information in the video signal during the compression process
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00Television systems
    • H04N7/24Systems for the transmission of television signals using pulse code modulation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding

Abstract

본 발명의 실시예는 분할예측을 이용한 영상 부호화/복호화 방법 및 장치에 관한 것이다. 본 발명의 실시예는, 데이터 압축 장치의 움직임 영상 예측 과정에 있어서 현재 블록의 영상을 이전 영상으로부터 효율적으로 예측하기 위해 종래의 정형화된 직사각형 형태의 블록 이외에 형태로 블록을 분할하여 비디오 데이터 압축의 성능을 더욱 향상시킴으로써 더욱 우수한 복원 화질을 얻고자 하는 블록 분할예측을 이용한 영상 부호화/복호화 방법 및 장치에 관한 것이다.
PCT/KR2011/005620 2010-07-29 2011-07-29 블록 분할예측을 이용한 영상 부호화/복호화 방법 및 장치 WO2012015275A2 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US13/812,026 US9973750B2 (en) 2010-07-29 2011-07-29 Method and device for image encoding/decoding using block split prediction

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020100073208A KR101681303B1 (ko) 2010-07-29 2010-07-29 블록 분할예측을 이용한 영상 부호화/복호화 방법 및 장치
KR10-2010-0073208 2010-07-29

Publications (2)

Publication Number Publication Date
WO2012015275A2 WO2012015275A2 (ko) 2012-02-02
WO2012015275A3 true WO2012015275A3 (ko) 2012-05-03

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PCT/KR2011/005620 WO2012015275A2 (ko) 2010-07-29 2011-07-29 블록 분할예측을 이용한 영상 부호화/복호화 방법 및 장치

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US (1) US9973750B2 (ko)
KR (1) KR101681303B1 (ko)
WO (1) WO2012015275A2 (ko)

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KR101956284B1 (ko) * 2011-06-30 2019-03-08 엘지전자 주식회사 보간 방법 및 이를 이용한 예측 방법
EP2854399B1 (en) 2012-06-19 2017-11-22 LG Electronics Inc. Method and device for processing video signal
WO2014003421A1 (ko) * 2012-06-25 2014-01-03 한양대학교 산학협력단 비디오 부호화 및 복호화를 위한 방법
US20140079135A1 (en) * 2012-09-14 2014-03-20 Qualcomm Incoporated Performing quantization to facilitate deblocking filtering
US20160173904A1 (en) * 2013-07-24 2016-06-16 Samsung Electronics Co., Ltd. Method for determining motion vector and apparatus therefor
JP6542206B2 (ja) * 2013-10-18 2019-07-10 エルジー エレクトロニクス インコーポレイティド マルチビュービデオをデコードするビデオデコード方法及び装置
WO2016123001A1 (en) * 2015-01-27 2016-08-04 Dolby International Ab Predictive image encoding and decoding with pixel group based quantization
CN116915996A (zh) 2016-04-29 2023-10-20 世宗大学校产学协力团 视频信号编码/解码方法和设备
KR102365937B1 (ko) * 2016-04-29 2022-02-22 세종대학교산학협력단 영상 신호 부호화/복호화 방법 및 장치
US11381829B2 (en) 2016-08-19 2022-07-05 Lg Electronics Inc. Image processing method and apparatus therefor
WO2018128466A1 (ko) * 2017-01-09 2018-07-12 에스케이텔레콤 주식회사 영상 부호화 또는 복호화하기 위한 장치 및 방법
KR20180082330A (ko) 2017-01-09 2018-07-18 에스케이텔레콤 주식회사 영상 부호화 또는 복호화하기 위한 장치 및 방법
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US20130202030A1 (en) 2013-08-08
US9973750B2 (en) 2018-05-15
WO2012015275A2 (ko) 2012-02-02
KR20120011428A (ko) 2012-02-08
KR101681303B1 (ko) 2016-12-01

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