WO2012093854A3 - 코딩 유닛 단위 병렬 인트라예측을 이용한 부호화/복호화 방법 및 장치 - Google Patents

코딩 유닛 단위 병렬 인트라예측을 이용한 부호화/복호화 방법 및 장치 Download PDF

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WO2012093854A3
WO2012093854A3 PCT/KR2012/000089 KR2012000089W WO2012093854A3 WO 2012093854 A3 WO2012093854 A3 WO 2012093854A3 KR 2012000089 W KR2012000089 W KR 2012000089W WO 2012093854 A3 WO2012093854 A3 WO 2012093854A3
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coding unit
prediction
encoding
decoding
intra
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PCT/KR2012/000089
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English (en)
French (fr)
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WO2012093854A2 (ko
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송진한
임정연
최영호
김용구
최윤식
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에스케이텔레콤 주식회사
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Priority to CN201280004650.2A priority Critical patent/CN103283238B/zh
Publication of WO2012093854A2 publication Critical patent/WO2012093854A2/ko
Publication of WO2012093854A3 publication Critical patent/WO2012093854A3/ko
Priority to US13/935,067 priority patent/US9596464B2/en

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods 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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods 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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/105—Selection 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods 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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods 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
    • H04N19/182—Methods 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 a pixel
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/436—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation using parallelised computational arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/59—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques

Abstract

본 발명의 실시예는 코딩 유닛 단위 병렬 인트라예측을 이용한 부호화/복호화 방법 및 장치에 관한 것이다. 본 발명의 실시예는, 코딩유닛에 대한 인트라예측 모드의 방향에 따라 상기 코딩유닛의 좌측상단 블록의 화소 또는 상기 코딩유닛의 최좌측의 원본 화소값을 이용하여 상기 코딩유닛의 좌측외삽화소를 생성하고 상기 좌측외삽화소를 포함하는 인접화소를 이용하여 상기 코딩유닛을 인트라예측하여 예측블록을 생성하고 상기 코딩유닛을 부호화하고 인트라예측을 수행한 예측모드를 포함하는 예측정보를 부호화하는 예측정보 부호화단계를 부호화하고 부호화된 비트스트림을 복호화하는 영상 부호화/복호화 방법 및 장치에 관한 것이다.
PCT/KR2012/000089 2011-01-04 2012-01-04 코딩 유닛 단위 병렬 인트라예측을 이용한 부호화/복호화 방법 및 장치 WO2012093854A2 (ko)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201280004650.2A CN103283238B (zh) 2011-01-04 2012-01-04 利用按照编码单元的并行帧内预测进行编码和解码的方法和装置
US13/935,067 US9596464B2 (en) 2011-01-04 2013-07-03 Method and device for encoding and decoding by using parallel intraprediction by a coding unit

Applications Claiming Priority (2)

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KR10-2011-0000342 2011-01-04
KR1020110000342A KR101739579B1 (ko) 2011-01-04 2011-01-04 코딩 유닛 단위 병렬 인트라예측을 이용한 부호화/복호화 방법 및 장치

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WO2012093854A3 true WO2012093854A3 (ko) 2012-11-29

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US (1) US9596464B2 (ko)
KR (1) KR101739579B1 (ko)
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Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3058739B1 (en) 2013-10-14 2019-08-07 Microsoft Technology Licensing, LLC Features of intra block copy prediction mode for video and image coding and decoding
CN105659602B (zh) 2013-10-14 2019-10-08 微软技术许可有限责任公司 用于视频和图像编码的帧内块复制预测模式的编码器侧选项
MX360926B (es) 2014-01-03 2018-11-22 Microsoft Technology Licensing Llc Prediccion de vector de bloque en codificacion/descodificacion de video e imagen.
US10390034B2 (en) * 2014-01-03 2019-08-20 Microsoft Technology Licensing, Llc Innovations in block vector prediction and estimation of reconstructed sample values within an overlap area
US11284103B2 (en) 2014-01-17 2022-03-22 Microsoft Technology Licensing, Llc Intra block copy prediction with asymmetric partitions and encoder-side search patterns, search ranges and approaches to partitioning
MX361228B (es) 2014-03-04 2018-11-29 Microsoft Technology Licensing Llc Inversión de bloque y modo de omisión en predicción de intracopia de bloque.
CN105493505B (zh) 2014-06-19 2019-08-06 微软技术许可有限责任公司 统一的帧内块复制和帧间预测模式
CN105874795B (zh) 2014-09-30 2019-11-29 微软技术许可有限责任公司 在波前并行处理被启用时对图片内预测模式的规则
CN105791865B (zh) * 2014-12-22 2020-01-17 江苏省电力公司南京供电公司 帧内预测及去块滤波方法
WO2018208349A1 (en) * 2017-05-09 2018-11-15 Google Llc Directional intra-prediction coding
US10484695B2 (en) 2017-10-23 2019-11-19 Google Llc Refined entropy coding for level maps
US11070847B2 (en) * 2017-12-05 2021-07-20 Qualcomm Incorporated Intra-prediction with far neighboring pixels
US10986349B2 (en) 2017-12-29 2021-04-20 Microsoft Technology Licensing, Llc Constraints on locations of reference blocks for intra block copy prediction
US10869060B2 (en) * 2018-01-30 2020-12-15 Google Llc Efficient context model computation design in transform coefficient coding
US10645381B2 (en) 2018-04-30 2020-05-05 Google Llc Intra-prediction for smooth blocks in image/video
CN112106368B (zh) * 2018-12-29 2022-07-22 富士通株式会社 一种图像的块内编码或解码方法、数据处理装置和电子设备
US20220182634A1 (en) * 2019-03-11 2022-06-09 Vid Scale, Inc. Methods and systems for post-reconstruction filtering
CN112804523B (zh) * 2020-12-30 2023-01-03 北京博雅慧视智能技术研究院有限公司 一种并行的帧内模式选择系统和方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20060111734A (ko) * 2002-01-18 2006-10-27 가부시끼가이샤 도시바 동화상 부호화방법 및 장치
KR20100002261A (ko) * 2007-06-04 2010-01-06 가부시키가이샤 엔.티.티.도코모 화상 예측 부호화 장치, 화상 예측 복호 장치, 화상 예측 부호화 방법, 화상 예측 복호 방법, 화상 예측 부호화 프로그램, 및 화상 예측 복호 프로그램
KR20100081984A (ko) * 2007-10-16 2010-07-15 엘지전자 주식회사 비디오 신호 처리 방법 및 장치

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE602006014368D1 (de) * 2005-03-08 2010-07-01 Zeiss Carl Smt Ag Mikrolithographie-projektionssystem mit einer zugänglichen membran- oder aperturblende
KR20060105352A (ko) * 2005-04-04 2006-10-11 삼성전자주식회사 인트라 예측 방법 및 그 장치
KR100745765B1 (ko) * 2006-04-13 2007-08-02 삼성전자주식회사 화상 데이터의 공간상 예측 장치 및 방법과 그를 이용한부호화 장치 및 방법, 화상 데이터의 공간상 예측 보상장치 및 방법과 그를 이용한 복호화 장치 및 방법
CN101247525B (zh) * 2008-03-24 2010-06-02 北京邮电大学 一种提高图像帧内编码速率的方法
KR101591825B1 (ko) * 2008-03-27 2016-02-18 엘지전자 주식회사 비디오 신호의 인코딩 또는 디코딩 방법 및 장치
JP2010251953A (ja) * 2009-04-14 2010-11-04 Sony Corp 画像符号化装置と画像符号化方法およびコンピュータ・プログラム
CN101610417B (zh) * 2009-07-09 2013-06-12 华为技术有限公司 一种图像填充方法、装置及设备

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20060111734A (ko) * 2002-01-18 2006-10-27 가부시끼가이샤 도시바 동화상 부호화방법 및 장치
KR20100002261A (ko) * 2007-06-04 2010-01-06 가부시키가이샤 엔.티.티.도코모 화상 예측 부호화 장치, 화상 예측 복호 장치, 화상 예측 부호화 방법, 화상 예측 복호 방법, 화상 예측 부호화 프로그램, 및 화상 예측 복호 프로그램
KR20100081984A (ko) * 2007-10-16 2010-07-15 엘지전자 주식회사 비디오 신호 처리 방법 및 장치

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CN103283238B (zh) 2016-08-03
CN103283238A (zh) 2013-09-04
WO2012093854A2 (ko) 2012-07-12
KR101739579B1 (ko) 2017-05-24
US9596464B2 (en) 2017-03-14
US20130294508A1 (en) 2013-11-07
KR20120079194A (ko) 2012-07-12

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