KR101549912B1 - 화면 내 예측 모드에 기초한 적응적인 변환 방법 및 이러한 방법을 사용하는 장치 - Google Patents

화면 내 예측 모드에 기초한 적응적인 변환 방법 및 이러한 방법을 사용하는 장치 Download PDF

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KR101549912B1
KR101549912B1 KR1020147021531A KR20147021531A KR101549912B1 KR 101549912 B1 KR101549912 B1 KR 101549912B1 KR 1020147021531 A KR1020147021531 A KR 1020147021531A KR 20147021531 A KR20147021531 A KR 20147021531A KR 101549912 B1 KR101549912 B1 KR 101549912B1
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이배근
권재철
김주영
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주식회사 케이티
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    • H04N19/17—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 an image region, e.g. an object
    • H04N19/176—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 an image region, e.g. an object the region being a block, e.g. a macroblock
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    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding

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  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
KR1020147021531A 2011-10-17 2012-08-01 화면 내 예측 모드에 기초한 적응적인 변환 방법 및 이러한 방법을 사용하는 장치 Expired - Fee Related KR101549912B1 (ko)

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KR20110106048 2011-10-17
KR1020110106048 2011-10-17
PCT/KR2012/006118 WO2013058473A1 (ko) 2011-10-17 2012-08-01 화면 내 예측 모드에 기초한 적응적인 변환 방법 및 이러한 방법을 사용하는 장치

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Cited By (2)

* Cited by examiner, † Cited by third party
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WO2017061671A1 (ko) * 2015-10-08 2017-04-13 엘지전자 주식회사 영상 코딩 시스템에서 적응적 변환에 기반한 영상 코딩 방법 및 장치
WO2023068731A1 (ko) * 2021-10-22 2023-04-27 엘지전자 주식회사 영상 디코딩 방법 및 그 장치

Families Citing this family (52)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PL3419290T3 (pl) * 2011-06-30 2021-05-31 JVC Kenwood Corporation Urządzenie do kodowania obrazu, sposób kodowania obrazu, program do kodowania obrazu, urządzenie do dekodowania obrazu, sposób dekodowania obrazu i program do dekodowania obrazu
IN2014DN03096A (enExample) * 2011-10-17 2015-05-15 Kt Corp
GB2561487B (en) * 2011-10-18 2019-01-02 Kt Corp Method for encoding image, method for decoding image, image encoder, and image decoder
KR20130049526A (ko) 2011-11-04 2013-05-14 오수미 복원 블록 생성 방법
US9420302B2 (en) * 2012-01-24 2016-08-16 Dolby Laboratories Licensing Corporation Weighted multi-band cross color channel predictor
TWI551124B (zh) * 2014-07-11 2016-09-21 晨星半導體股份有限公司 應用於視訊系統之編碼／解碼方法及編碼／解碼裝置
US10306229B2 (en) * 2015-01-26 2019-05-28 Qualcomm Incorporated Enhanced multiple transforms for prediction residual
EP3340632B1 (en) * 2015-08-19 2021-08-11 LG Electronics Inc. Method and device for processing video signals
FR3040578A1 (fr) 2015-08-31 2017-03-03 Orange Procede de codage et de decodage d'images, dispositif de codage et de decodage d'images et programmes d'ordinateur correspondants
CN108605135A (zh) * 2016-02-04 2018-09-28 三星电子株式会社 依据色度多变换的视频解码方法和设备、以及依据色度多变换的视频编码方法和设备
CN116506601B (zh) 2016-03-11 2026-03-13 数字洞察力有限公司 视频编码方法以及装置
US10904526B2 (en) * 2016-03-28 2021-01-26 Kt Corporation Method and apparatus for processing video signal
US11758136B2 (en) 2016-06-24 2023-09-12 Electronics And Telecommunications Research Institute Method and apparatus for transform-based image encoding/decoding
EP3985967B1 (en) * 2016-07-05 2025-08-20 KT Corporation Method and apparatus for processing video signal
US10972733B2 (en) 2016-07-15 2021-04-06 Qualcomm Incorporated Look-up table for enhanced multiple transform
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JP6767579B2 (ja) * 2017-06-01 2020-10-14 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカＰａｎａｓｏｎｉｃ Ｉｎｔｅｌｌｅｃｔｕａｌ Ｐｒｏｐｅｒｔｙ Ｃｏｒｐｏｒａｔｉｏｎ ｏｆ Ａｍｅｒｉｃａ 符号化装置、符号化方法、復号装置及び復号方法
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WO2019004749A1 (ko) 2017-06-28 2019-01-03 엘지전자 주식회사 비디오 압축을 위한 변환 커널의 저복잡도 연산을 수행하는 방법 및 장치
WO2019009129A1 (ja) * 2017-07-03 2019-01-10 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 符号化装置、復号装置、符号化方法及び復号方法
CA3073674C (en) 2017-08-04 2022-11-29 Lg Electronics Inc. Method and apparatus for configuring transform for video compression
US10896193B2 (en) * 2017-10-13 2021-01-19 International Business Machines Corporation Cache fetching of OLAP based data using client to client relationships and data encoding
EP3484148A1 (en) * 2017-11-09 2019-05-15 Thomson Licensing Automated scanning order for sub-divided blocks
KR20190088020A (ko) 2018-01-17 2019-07-25 인텔렉추얼디스커버리 주식회사 다양한 변환 기술을 사용하는 비디오 코딩 방법 및 장치
KR102895055B1 (ko) 2018-03-12 2025-12-02 삼성전자주식회사 부호화 방법 및 그 장치, 복호화 방법 및 그 장치
KR102698963B1 (ko) * 2018-03-29 2024-08-27 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 블록 단위의 화상 코딩을 위한 인트라 예측 모드 개념
WO2019188466A1 (ja) * 2018-03-30 2019-10-03 ソニー株式会社 画像処理装置および方法
WO2019199077A1 (ko) * 2018-04-11 2019-10-17 엘지전자 주식회사 인트라 예측 모드 기반 영상 처리 방법 및 이를 위한 장치
US11322900B2 (en) 2018-04-30 2022-05-03 Bittium Biosignals Oy Polymer holder, electrode system and manufacturing and handling methods of polymer holder
KR20250111383A (ko) 2018-06-06 2025-07-22 엘지전자 주식회사 인트라 예측 모드에 기초하여 변환 인덱스 코딩을 수행하는 방법 및 이를 위한 장치
KR102030384B1 (ko) 2018-06-19 2019-11-08 광운대학교 산학협력단 잔차 계수 부호화/복호화 방법 및 장치
WO2020003264A2 (en) * 2018-06-29 2020-01-02 Beijing Bytedance Network Technology Co., Ltd. Filtering of zero unit
CN118200570A (zh) 2018-06-29 2024-06-14 交互数字Vc控股公司 用于基于适应性系数组的视频编码和解码的方法及设备
CN110662050B (zh) 2018-06-29 2022-06-14 北京字节跳动网络技术有限公司 处理视频数据的方法、装置及存储介质
KR20250026417A (ko) * 2018-07-02 2025-02-25 광동 오포 모바일 텔레커뮤니케이션즈 코포레이션 리미티드 이차 변환을 기반으로 비디오 신호를 처리하는 방법 및 장치
CN116866577A (zh) 2018-08-08 2023-10-10 Lg电子株式会社 编码/解码设备和发送设备
WO2020050651A1 (ko) * 2018-09-05 2020-03-12 엘지전자 주식회사 다중 변환 선택에 기반한 영상 코딩 방법 및 그 장치
WO2020060244A1 (ko) * 2018-09-19 2020-03-26 한국전자통신연구원 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
US11218694B2 (en) * 2018-09-24 2022-01-04 Qualcomm Incorporated Adaptive multiple transform coding
US11496737B2 (en) 2018-10-05 2022-11-08 Electronics And Telecommunications Research Institute Image encoding/decoding method and apparatus, and recording medium storing bitstream
US11323748B2 (en) 2018-12-19 2022-05-03 Qualcomm Incorporated Tree-based transform unit (TU) partition for video coding
WO2020160482A1 (en) * 2019-02-01 2020-08-06 Beijing Dajia Internet Information Technology Co., Ltd. Methods and devices for intra sub-partition coding mode
EP3918805B1 (en) 2019-02-11 2025-01-08 Beijing Dajia Internet Information Technology Co., Ltd. Methods and devices for intra sub-partition coding mode
EP3903498B1 (en) * 2019-03-03 2025-10-01 Huawei Technologies Co., Ltd. An encoder, a decoder, and corresponding methods that are used for transform process
EP3987785A1 (en) 2019-06-20 2022-04-27 InterDigital VC Holdings France, SAS Lossless mode for versatile video coding
CN114902666B (zh) 2019-10-28 2025-01-10 Lg电子株式会社 使用自适应颜色变换的图像编码/解码方法和装置以及发送比特流的方法
US11284071B2 (en) * 2019-12-12 2022-03-22 Google Llc Combination of mode-dependent and fixed transform types in video coding
CN116405663B (zh) * 2022-03-29 2024-10-11 杭州海康威视数字技术股份有限公司 图像编解码方法、装置、电子设备及存储介质

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011126349A2 (ko) * 2010-04-09 2011-10-13 한국전자통신연구원 적응적 필터를 이용한 인트라 예측 수행 방법 및 장치

Family Cites Families (55)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2900998B2 (ja) * 1997-07-31 1999-06-02 日本ビクター株式会社 ブロック間内挿予測符号化装置、復号化装置、符号化方法及び復号化方法
CN100459715C (zh) * 1997-07-31 2009-02-04 日本胜利株式会社 数字视频信号块间预测编码/解码装置及编码/解码方法
US7120305B2 (en) 2002-04-16 2006-10-10 Ricoh, Co., Ltd. Adaptive nonlinear image enlargement using wavelet transform coefficients
JP4617644B2 (ja) 2003-07-18 2011-01-26 ソニー株式会社 符号化装置及び方法
US7830963B2 (en) * 2003-07-18 2010-11-09 Microsoft Corporation Decoding jointly coded transform type and subblock pattern information
JP2005184042A (ja) * 2003-12-15 2005-07-07 Sony Corp 画像復号装置及び画像復号方法並びに画像復号プログラム
US7671894B2 (en) * 2004-12-17 2010-03-02 Mitsubishi Electric Research Laboratories, Inc. Method and system for processing multiview videos for view synthesis using skip and direct modes
US20080123977A1 (en) * 2005-07-22 2008-05-29 Mitsubishi Electric Corporation Image encoder and image decoder, image encoding method and image decoding method, image encoding program and image decoding program, and computer readable recording medium recorded with image encoding program and computer readable recording medium recorded with image decoding program
DE102005038196A1 (de) * 2005-08-12 2007-02-22 Hirschmann Car Communication Gmbh Flachbauende Mobilfunkantenne für ein Fahrzeug
US7929608B2 (en) * 2006-03-28 2011-04-19 Sony Corporation Method of reducing computations in intra-prediction and mode decision processes in a digital video encoder
KR100927733B1 (ko) 2006-09-20 2009-11-18 한국전자통신연구원 잔여계수의 상관성에 따라 변환기를 선택적으로 이용한부호화/복호화 장치 및 그 방법
KR101365570B1 (ko) * 2007-01-18 2014-02-21 삼성전자주식회사 인트라 예측 부호화, 복호화 방법 및 장치
CN101325714B (zh) * 2007-06-13 2010-10-27 华为技术有限公司 变换数据处理方法和装置以及编码、解码方法和装置
US8619853B2 (en) * 2007-06-15 2013-12-31 Qualcomm Incorporated Separable directional transforms
US8422803B2 (en) * 2007-06-28 2013-04-16 Mitsubishi Electric Corporation Image encoding device, image decoding device, image encoding method and image decoding method
KR101835342B1 (ko) * 2007-10-16 2018-03-07 엘지전자 주식회사 비디오 신호 처리 방법 및 장치
KR100949475B1 (ko) * 2007-12-28 2010-03-29 세종대학교산학협력단 스캔 패턴 결정 장치 및 이를 이용한 영상 데이터 부호화방법과 그 장치, 그리고, 이를 이용한 영상 데이터 복호화방법과 그 장치
JP2009194617A (ja) 2008-02-14 2009-08-27 Sony Corp 画像処理装置、画像処理方法、画像処理方法のプログラム及び画像処理方法のプログラムを記録した記録媒体
CN101888556B (zh) * 2008-03-19 2012-04-25 华为技术有限公司 编码、解码方法和编码、解码装置
JP2009272727A (ja) 2008-04-30 2009-11-19 Toshiba Corp 予測誤差の方向性に基づく変換方法、画像符号化方法及び画像復号化方法
US9277244B2 (en) * 2008-05-07 2016-03-01 Lg Electronics Inc. Decoding a video signal using intra-prediction mode information
JP2010016453A (ja) * 2008-07-01 2010-01-21 Sony Corp 画像符号化装置および方法、画像復号装置および方法、並びにプログラム
US20100027663A1 (en) * 2008-07-29 2010-02-04 Qualcomm Incorporated Intellegent frame skipping in video coding based on similarity metric in compressed domain
KR101359496B1 (ko) * 2008-08-06 2014-02-11 에스케이 텔레콤주식회사 부호화 모드 결정 방법 및 장치와 그를 이용한 영상 부호화장치
KR101518237B1 (ko) 2008-09-01 2015-05-15 삼성전자주식회사 영상의 역양자화 방법 및 장치, 복호화 방법 및 장치
US8213503B2 (en) 2008-09-05 2012-07-03 Microsoft Corporation Skip modes for inter-layer residual video coding and decoding
US8326075B2 (en) * 2008-09-11 2012-12-04 Google Inc. System and method for video encoding using adaptive loop filter
KR101441903B1 (ko) 2008-10-16 2014-09-24 에스케이텔레콤 주식회사 참조 프레임 생성 방법 및 장치와 그를 이용한 영상 부호화/복호화 방법 및 장치
US8576914B2 (en) * 2011-01-10 2013-11-05 Cisco Technology, Inc. Integer transform video compression system, method and computer program product
US8514942B2 (en) 2008-12-31 2013-08-20 Entropic Communications, Inc. Low-resolution video coding content extraction
BRPI0924155B1 (pt) * 2009-01-27 2021-09-14 Interdigital Vc Holdings, Inc Métodos e aparelho para transformar a seleção em codificação e decodificação de video
IT1393598B1 (it) * 2009-03-31 2012-04-27 Natali Attuatore pneumatico
US9001889B2 (en) 2009-05-16 2015-04-07 Thomson Licensing Methods and apparatus for improved quantization rounding offset adjustment for video encoding and decoding
US8848788B2 (en) 2009-05-16 2014-09-30 Thomson Licensing Method and apparatus for joint quantization parameter adjustment
US8762441B2 (en) * 2009-06-05 2014-06-24 Qualcomm Incorporated 4X4 transform for media coding
US9069713B2 (en) * 2009-06-05 2015-06-30 Qualcomm Incorporated 4X4 transform for media coding
WO2011009196A1 (en) 2009-07-20 2011-01-27 Valorbec, Societe En Commandite Finite dataset interpolation method
EP2280548B1 (en) * 2009-07-30 2018-03-28 Thomson Licensing DTV Method for decoding a stream of coded data representative of a sequence of images and method for coding a sequence of images
KR101510108B1 (ko) 2009-08-17 2015-04-10 삼성전자주식회사 영상의 부호화 방법 및 장치, 그 복호화 방법 및 장치
JP2011049740A (ja) * 2009-08-26 2011-03-10 Sony Corp 画像処理装置および方法
KR101302660B1 (ko) 2009-09-14 2013-09-03 에스케이텔레콤 주식회사 고해상도 동영상의 부호화/복호화 방법 및 장치
US8861879B2 (en) * 2009-09-17 2014-10-14 Samsung Electronics Co., Ltd. Method and apparatus for encoding and decoding image based on skip mode
KR20110071231A (ko) * 2009-12-21 2011-06-29 엠텍비젼 주식회사 부호화 방법, 복호화 방법 및 장치
KR20120086232A (ko) * 2011-01-25 2012-08-02 (주)휴맥스 율-왜곡 최적화를 위한 영상 부호화/복호화 방법 및 이를 수행하는 장치
CN103250412A (zh) 2010-02-02 2013-08-14 数码士有限公司 用于率失真优化的图像编码/解码方法和用于执行该方法的装置
KR20110138098A (ko) 2010-06-18 2011-12-26 삼성전자주식회사 영상 인트라 예측 방법 및 장치 및 그를 적용한 영상 디코딩 방법 및 장치
US9661338B2 (en) * 2010-07-09 2017-05-23 Qualcomm Incorporated Coding syntax elements for adaptive scans of transform coefficients for video coding
US20120014431A1 (en) * 2010-07-14 2012-01-19 Jie Zhao Methods and Systems for Parallel Video Encoding and Parallel Video Decoding
ES2784198T3 (es) * 2010-09-27 2020-09-23 Lg Electronics Inc Método para partición de bloque y dispositivo de decodificación
US9258573B2 (en) 2010-12-07 2016-02-09 Panasonic Intellectual Property Corporation Of America Pixel adaptive intra smoothing
US10992958B2 (en) 2010-12-29 2021-04-27 Qualcomm Incorporated Video coding using mapped transforms and scanning modes
GB2492333B (en) * 2011-06-27 2018-12-12 British Broadcasting Corp Video encoding and decoding using transforms
IN2014DN03096A (enExample) * 2011-10-17 2015-05-15 Kt Corp
GB2561487B (en) * 2011-10-18 2019-01-02 Kt Corp Method for encoding image, method for decoding image, image encoder, and image decoder
RU2626014C1 (ru) * 2011-10-19 2017-07-21 Кт Корпорейшен Способ декодирования видеосигнала

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011126349A2 (ko) * 2010-04-09 2011-10-13 한국전자통신연구원 적응적 필터를 이용한 인트라 예측 수행 방법 및 장치

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
Marta M. et al., "Transform skip mode", JCTVC-F077, 22 July, 2011.
T. Wiegand, "WD3: Working Draft 3 of High Efficiency Video Coding", JCTVC-E603, 23 March, 2011..
Yunfei Zheng "CE11:Mode dependent Coefficient Scanning",JCTVC-D393,20 January,2011..

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017061671A1 (ko) * 2015-10-08 2017-04-13 엘지전자 주식회사 영상 코딩 시스템에서 적응적 변환에 기반한 영상 코딩 방법 및 장치
WO2023068731A1 (ko) * 2021-10-22 2023-04-27 엘지전자 주식회사 영상 디코딩 방법 및 그 장치

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