PL2725798T3 - Urządzenie do adaptacyjnego kodowania i dekodowania parametru kwantyzacji na podstawie struktury drzewa czwórkowego - Google Patents

Urządzenie do adaptacyjnego kodowania i dekodowania parametru kwantyzacji na podstawie struktury drzewa czwórkowego

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Publication number
PL2725798T3
PL2725798T3 PL12803207.5T PL12803207T PL2725798T3 PL 2725798 T3 PL2725798 T3 PL 2725798T3 PL 12803207 T PL12803207 T PL 12803207T PL 2725798 T3 PL2725798 T3 PL 2725798T3
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PL
Poland
Prior art keywords
decoding
quantization parameter
parameter based
quadtree structure
adaptively encoding
Prior art date
Application number
PL12803207.5T
Other languages
English (en)
Inventor
Dong Gyu Sim
Jung Hak Nam
Hyung Ho Jo
Original Assignee
Dolby Laboratories Licensing Corporation
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Publication date
Application filed by Dolby Laboratories Licensing Corporation filed Critical Dolby Laboratories Licensing Corporation
Publication of PL2725798T3 publication Critical patent/PL2725798T3/pl

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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
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
    • 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
    • H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
    • 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
    • H04N19/124—Quantisation
    • 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
    • H04N19/124—Quantisation
    • H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
    • 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
    • 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
    • H04N19/17—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
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
    • 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
    • H04N19/50—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
    • 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/96—Tree coding, e.g. quad-tree coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
PL12803207.5T 2011-06-21 2012-06-20 Urządzenie do adaptacyjnego kodowania i dekodowania parametru kwantyzacji na podstawie struktury drzewa czwórkowego PL2725798T3 (pl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR20110060058A KR101442127B1 (ko) 2011-06-21 2011-06-21 쿼드트리 구조 기반의 적응적 양자화 파라미터 부호화 및 복호화 방법 및 장치
PCT/KR2012/004881 WO2012177051A2 (ko) 2011-06-21 2012-06-20 쿼드트리 구조 기반의 적응적 양자화 파라미터 부호화 및 복호화 방법 및 장치

Publications (1)

Publication Number Publication Date
PL2725798T3 true PL2725798T3 (pl) 2022-11-21

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PL22192720.5T PL4117287T3 (pl) 2011-06-21 2012-06-20 Urządzenie do adaptacyjnego kodowania i dekodowania parametru kwantyzacji na podstawie struktury drzewa czwórkowego
PL12803207.5T PL2725798T3 (pl) 2011-06-21 2012-06-20 Urządzenie do adaptacyjnego kodowania i dekodowania parametru kwantyzacji na podstawie struktury drzewa czwórkowego

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Country Status (10)

Country Link
US (5) US8964834B2 (pl)
EP (3) EP2725798B1 (pl)
JP (10) JP6185461B2 (pl)
KR (1) KR101442127B1 (pl)
CN (5) CN103650503B (pl)
DK (2) DK2725798T3 (pl)
ES (2) ES2927930T3 (pl)
PL (2) PL4117287T3 (pl)
PT (2) PT2725798T (pl)
WO (1) WO2012177051A2 (pl)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101442127B1 (ko) 2011-06-21 2014-09-25 인텔렉추얼디스커버리 주식회사 쿼드트리 구조 기반의 적응적 양자화 파라미터 부호화 및 복호화 방법 및 장치
US10904551B2 (en) * 2013-04-05 2021-01-26 Texas Instruments Incorporated Video coding using intra block copy
EP3157258B1 (en) * 2014-06-11 2020-08-05 LG Electronics Inc. Method and device for encoding and decoding video signal by using embedded block partitioning
CN105338352B (zh) * 2014-07-24 2019-04-19 华为技术有限公司 一种视频编码中自适应反量化方法及装置
WO2017023829A1 (en) * 2015-07-31 2017-02-09 Stc.Unm System and methods for joint and adaptive control of rate, quality, and computational complexity for video coding and video delivery
WO2017065490A1 (ko) * 2015-10-13 2017-04-20 엘지전자(주) 영상의 부호화/복호화 방법 및 이를 위한 장치
MX392451B (es) 2016-05-10 2025-03-24 Samsung Electronics Co Ltd Metodo para codificar/decodificar imagenes y dispositivos para el mismo.
CN115052143B (zh) * 2016-08-01 2025-05-23 韩国电子通信研究院 图像编码/解码方法
US10609423B2 (en) 2016-09-07 2020-03-31 Qualcomm Incorporated Tree-type coding for video coding
CA3106615A1 (en) * 2017-07-17 2019-01-24 Industry-University Cooperation Foundation Hanyang University Method and apparatus for encoding/decoding image
US11064201B2 (en) * 2017-09-06 2021-07-13 Kaonmedia Co., Ltd. Method and device for image encoding/decoding based on effective transmission of differential quantization parameter
EP3737098A4 (en) 2018-01-02 2021-06-09 Samsung Electronics Co., Ltd. CODING METHOD AND DEVICE FOR IT AND DECODING METHOD AND DEVICE FOR IT
WO2019174567A1 (zh) 2018-03-16 2019-09-19 华为技术有限公司 划分标志位的上下文建模方法及装置
CN110278443B (zh) * 2018-03-16 2022-02-11 华为技术有限公司 划分标志位的上下文建模方法及装置
KR20190113654A (ko) * 2018-03-27 2019-10-08 주식회사 케이티 비디오 신호 처리 방법 및 장치
TWI729459B (zh) * 2018-08-16 2021-06-01 聯發科技股份有限公司 視訊處理系統中發信量化參數的方法以及裝置
WO2020086448A1 (en) * 2018-10-26 2020-04-30 Interdigital Vc Holdings, Inc. Quantization parameter prediction in video encoding and decoding
CN119996690A (zh) * 2019-01-30 2025-05-13 三星电子株式会社 视频编码方法和视频解码方法
CN110087075B (zh) * 2019-04-22 2021-07-30 浙江大华技术股份有限公司 一种图像的编码方法、编码装置以及计算机存储介质
WO2020263022A1 (ko) 2019-06-27 2020-12-30 삼성전자 주식회사 영상 부호화 방법 및 장치, 영상 복호화 방법 및 장치
US11375243B2 (en) * 2019-07-17 2022-06-28 Tencent America LLC Method and apparatus for video coding
CN120201190A (zh) * 2019-12-17 2025-06-24 阿里巴巴（中国）有限公司 视频处理方法及装置、非暂时性计算机可读存储介质
US12363279B2 (en) 2020-08-04 2025-07-15 Hyundai Motor Company Method for predicting quantization parameter used in a video encoding/decoding apparatus

Family Cites Families (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7263125B2 (en) * 2002-04-23 2007-08-28 Nokia Corporation Method and device for indicating quantizer parameters in a video coding system
JP4617644B2 (ja) * 2003-07-18 2011-01-26 ソニー株式会社 符号化装置及び方法
US7492820B2 (en) * 2004-02-06 2009-02-17 Apple Inc. Rate control for video coder employing adaptive linear regression bits modeling
US7453938B2 (en) * 2004-02-06 2008-11-18 Apple Inc. Target bitrate estimator, picture activity and buffer management in rate control for video coder
WO2007104266A1 (fr) * 2006-03-16 2007-09-20 Huawei Technologies Co., Ltd. Procédé et appareil de quantification adaptative dans une procédure de codage
KR100801967B1 (ko) * 2006-07-07 2008-02-12 광주과학기술원 문맥 기반 적응적 가변 길이 부호화 인코더 및 디코더,문맥 기반 적응성 가변 길이 부호화하는 방법과 복호화하는방법 및 이를 이용한 동영상 전송 시스템.
JP5413191B2 (ja) 2007-03-20 2014-02-12 富士通株式会社 動画像符号化方法及び装置並びに動画像復号装置
US8243797B2 (en) * 2007-03-30 2012-08-14 Microsoft Corporation Regions of interest for quality adjustments
WO2009044744A1 (ja) * 2007-10-01 2009-04-09 Sharp Kabushiki Kaisha 画像符号化装置、画像符号化方法、画像符復号化システム
JP5404418B2 (ja) * 2007-12-21 2014-01-29 パナソニック株式会社 符号化装置、復号装置および符号化方法
JP4915350B2 (ja) * 2008-01-16 2012-04-11 日本電気株式会社 エントロピ符号化器、映像符号化装置、映像符号化方法および映像符号化プログラム
US20100295922A1 (en) * 2008-01-25 2010-11-25 Gene Cheung Coding Mode Selection For Block-Based Encoding
US8897359B2 (en) * 2008-06-03 2014-11-25 Microsoft Corporation Adaptive quantization for enhancement layer video coding
EP2141927A1 (en) * 2008-07-03 2010-01-06 Panasonic Corporation Filters for video coding
JP5680283B2 (ja) * 2008-09-19 2015-03-04 株式会社Ｎｔｔドコモ 動画像符号化装置、動画像復号装置、動画像符号化方法、動画像復号方法、動画像符号化プログラム、及び動画像復号プログラム
KR101098739B1 (ko) * 2008-11-24 2011-12-23 한국전자통신연구원 비디오 신호의 부호화/복호화 장치 및 방법
KR101538704B1 (ko) * 2009-01-28 2015-07-28 삼성전자주식회사 보간 필터를 적응적으로 사용하여 영상을 부호화 및 복호화하는 방법 및 장치
JP5378939B2 (ja) * 2009-10-02 2013-12-25 日立コンシューマエレクトロニクス株式会社 画像符号化方法、画像復号化方法、画像符号化装置、及び画像復号化装置、並びにプログラム
CN102577392A (zh) 2009-10-20 2012-07-11 夏普株式会社 运动图像编码装置、运动图像解码装置以及数据结构
IT1399032B1 (it) 2009-11-06 2013-04-05 Novamont Spa Poliestere biodegradabile alifatico-aromatico
KR101658585B1 (ko) * 2009-11-05 2016-09-21 에스케이텔레콤 주식회사 툴 셋을 이용한 영상 부호화/복호화 방법 및 장치
US20110274162A1 (en) * 2010-05-04 2011-11-10 Minhua Zhou Coding Unit Quantization Parameters in Video Coding
WO2011064926A1 (ja) * 2009-11-30 2011-06-03 三菱電機株式会社 画像符号化装置、画像復号装置、画像符号化方法及び画像復号方法
US8315310B2 (en) * 2010-01-08 2012-11-20 Research In Motion Limited Method and device for motion vector prediction in video transcoding using full resolution residuals
US8559519B2 (en) * 2010-01-08 2013-10-15 Blackberry Limited Method and device for video encoding using predicted residuals
US8358698B2 (en) * 2010-01-08 2013-01-22 Research In Motion Limited Method and device for motion vector estimation in video transcoding using full-resolution residuals
US8340188B2 (en) * 2010-01-08 2012-12-25 Research In Motion Limited Method and device for motion vector estimation in video transcoding using union of search areas
KR20120016980A (ko) * 2010-08-17 2012-02-27 한국전자통신연구원 영상 부호화 방법 및 장치, 그리고 복호화 방법 및 장치
KR101959091B1 (ko) * 2010-09-30 2019-03-15 선 페이턴트 트러스트 화상 복호 방법, 화상 부호화 방법, 화상 복호 장치, 화상 부호화 장치, 프로그램 및 집적 회로
US20120114034A1 (en) * 2010-11-08 2012-05-10 Mediatek Inc. Method and Apparatus of Delta Quantization Parameter Processing for High Efficiency Video Coding
US20120189052A1 (en) 2011-01-24 2012-07-26 Qualcomm Incorporated Signaling quantization parameter changes for coded units in high efficiency video coding (hevc)
JP5875236B2 (ja) * 2011-03-09 2016-03-02 キヤノン株式会社 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム
CN102685478B (zh) 2011-03-11 2015-04-29 华为技术有限公司 编码方法以及装置、解码方法以及装置
US8989256B2 (en) * 2011-05-25 2015-03-24 Google Inc. Method and apparatus for using segmentation-based coding of prediction information
JP2013005111A (ja) * 2011-06-14 2013-01-07 Jvc Kenwood Corp 画像符号化装置、画像符号化方法及び画像符号化プログラム
KR101442127B1 (ko) * 2011-06-21 2014-09-25 인텔렉추얼디스커버리 주식회사 쿼드트리 구조 기반의 적응적 양자화 파라미터 부호화 및 복호화 방법 및 장치
JP6120490B2 (ja) * 2011-11-07 2017-04-26 キヤノン株式会社 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム

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CN107257488A (zh) 2017-10-17
JP2018196147A (ja) 2018-12-06
EP2725798B1 (en) 2022-09-14
JP7087169B2 (ja) 2022-06-20
EP2725798A4 (en) 2014-12-31
KR101442127B1 (ko) 2014-09-25
JP2014520475A (ja) 2014-08-21
USRE49330E1 (en) 2022-12-06
PL4117287T3 (pl) 2026-01-26
HK1244607A1 (zh) 2018-08-10
CN103650503B (zh) 2017-06-13
JP2016165138A (ja) 2016-09-08
PT2725798T (pt) 2022-10-13
KR20120140365A (ko) 2012-12-31
PT4117287T (pt) 2025-11-05
HK1244609A1 (zh) 2018-08-10
JP2022032027A (ja) 2022-02-24
CN107197311B (zh) 2020-02-07
US20140161177A1 (en) 2014-06-12
CN107257487A (zh) 2017-10-17
CN107197311A (zh) 2017-09-22
JP6167202B2 (ja) 2017-07-19
CN107257488B (zh) 2020-04-17
HK1244610A1 (zh) 2018-08-10
US9066098B2 (en) 2015-06-23
CN107197268A (zh) 2017-09-22
US20150117522A1 (en) 2015-04-30
JP2022120012A (ja) 2022-08-17
DK2725798T3 (da) 2022-10-03
JP2023162390A (ja) 2023-11-08
USRE47465E1 (en) 2019-06-25
CN103650503A (zh) 2014-03-19
EP4117287A1 (en) 2023-01-11
CN107257487B (zh) 2020-04-21
ES3051884T3 (en) 2025-12-30
US8964834B2 (en) 2015-02-24
ES2927930T3 (es) 2022-11-11
EP2725798A2 (en) 2014-04-30
JP7344343B2 (ja) 2023-09-13
USRE46678E1 (en) 2018-01-16
JP7730400B2 (ja) 2025-08-27
JP6185461B2 (ja) 2017-08-23
JP2025166169A (ja) 2025-11-05
JP2017201807A (ja) 2017-11-09
EP4117287B1 (en) 2025-10-01
HK1244608A1 (zh) 2018-08-10
JP2020065290A (ja) 2020-04-23
JP7507944B2 (ja) 2024-06-28
JP6900521B2 (ja) 2021-07-07
JP6648219B2 (ja) 2020-02-14
DK4117287T3 (da) 2025-10-20
JP2024116377A (ja) 2024-08-27
EP4645870A2 (en) 2025-11-05
JP6388690B2 (ja) 2018-09-12
CN107197268B (zh) 2020-02-07
WO2012177051A3 (ko) 2013-02-28
WO2012177051A2 (ko) 2012-12-27
EP4645870A3 (en) 2026-02-25

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