DK2725798T3 - Apparat til adaptiv kodning og afkodning af et kvantiseringsparameter baseret på en quadtree-struktur - Google Patents

Apparat til adaptiv kodning og afkodning af et kvantiseringsparameter baseret på en quadtree-struktur Download PDF

Info

Publication number
DK2725798T3
DK2725798T3 DK12803207.5T DK12803207T DK2725798T3 DK 2725798 T3 DK2725798 T3 DK 2725798T3 DK 12803207 T DK12803207 T DK 12803207T DK 2725798 T3 DK2725798 T3 DK 2725798T3
Authority
DK
Denmark
Prior art keywords
decoding
parameter based
quadtree structure
adaptive encoding
quantize parameter
Prior art date
Application number
DK12803207.5T
Other languages
English (en)
Inventor
Dong Gyu Sim
Jung Hak Nam
Hyung Ho Jo
Original Assignee
Dolby Laboratories Licensing Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dolby Laboratories Licensing Corp filed Critical Dolby Laboratories Licensing Corp
Application granted granted Critical
Publication of DK2725798T3 publication Critical patent/DK2725798T3/da

Links

Classifications

    • 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
DK12803207.5T 2011-06-21 2012-06-20 Apparat til adaptiv kodning og afkodning af et kvantiseringsparameter baseret på en quadtree-struktur DK2725798T3 (da)

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
DK2725798T3 true DK2725798T3 (da) 2022-10-03

Family

ID=47423083

Family Applications (1)

Application Number Title Priority Date Filing Date
DK12803207.5T DK2725798T3 (da) 2011-06-21 2012-06-20 Apparat til adaptiv kodning og afkodning af et kvantiseringsparameter baseret på en quadtree-struktur

Country Status (11)

Country Link
US (5) US8964834B2 (da)
EP (2) EP2725798B1 (da)
JP (8) JP6185461B2 (da)
KR (1) KR101442127B1 (da)
CN (5) CN107197311B (da)
DK (1) DK2725798T3 (da)
ES (1) ES2927930T3 (da)
HK (4) HK1244607A1 (da)
PL (1) PL2725798T3 (da)
PT (1) PT2725798T (da)
WO (1) WO2012177051A2 (da)

Families Citing this family (18)

* 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
US11076153B2 (en) * 2015-07-31 2021-07-27 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
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
CN111052741A (zh) * 2017-09-06 2020-04-21 佳稳电子有限公司 基于有效传送的差分量化参数的影像编码/解码方法及装置
RU2771291C2 (ru) 2018-01-02 2022-04-29 Самсунг Электроникс Ко., Лтд. Способ кодирования и устройство для него, и способ декодирования и устройство для него
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
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
KR20190113654A (ko) * 2018-03-27 2019-10-08 주식회사 케이티 비디오 신호 처리 방법 및 장치
US11438590B2 (en) 2018-08-16 2022-09-06 Hfi Innovation Inc. Methods and apparatuses of chroma quantization parameter derivation in video processing system
WO2020086448A1 (en) * 2018-10-26 2020-04-30 Interdigital Vc Holdings, Inc. Quantization parameter prediction in video encoding and decoding
EP3920534A4 (en) * 2019-01-30 2022-12-21 Samsung Electronics Co., Ltd. VIDEO ENCODING METHOD AND APPARATUS AND VIDEO DECODING METHOD AND APPARATUS USING BLOCKS PARTITIONED IN DIFFERENT FORMS OF PICTURES
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
US11375243B2 (en) * 2019-07-17 2022-06-28 Tencent America LLC Method and apparatus for video coding

Family Cites Families (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004025943A2 (en) * 2002-04-23 2004-03-25 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
US7453938B2 (en) * 2004-02-06 2008-11-18 Apple Inc. Target bitrate estimator, picture activity and buffer management in rate control for video coder
US7492820B2 (en) * 2004-02-06 2009-02-17 Apple Inc. Rate control for video coder employing adaptive linear regression bits modeling
WO2007104266A1 (en) * 2006-03-16 2007-09-20 Huawei Technologies Co., Ltd. Method and apparatus for realizing adaptive quantization in encoding process
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.
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
WO2009081568A1 (ja) * 2007-12-21 2009-07-02 Panasonic Corporation 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
EP2238764A4 (en) * 2008-01-25 2015-04-22 Hewlett Packard Co CODE MODE SELECTION FOR BLOCK-BASED CODING
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
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
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
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
KR20120016980A (ko) * 2010-08-17 2012-02-27 한국전자통신연구원 영상 부호화 방법 및 장치, 그리고 복호화 방법 및 장치
SG188255A1 (en) * 2010-09-30 2013-04-30 Panasonic Corp Image decoding method, image coding method, image decoding apparatus, image coding apparatus, program, and integrated circuit
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

Also Published As

Publication number Publication date
USRE47465E1 (en) 2019-06-25
JP2016165138A (ja) 2016-09-08
JP7087169B2 (ja) 2022-06-20
HK1244609A1 (zh) 2018-08-10
JP2014520475A (ja) 2014-08-21
CN107197311B (zh) 2020-02-07
EP4117287A1 (en) 2023-01-11
JP6167202B2 (ja) 2017-07-19
JP2017201807A (ja) 2017-11-09
CN107257488B (zh) 2020-04-17
EP2725798B1 (en) 2022-09-14
JP6388690B2 (ja) 2018-09-12
CN107197268B (zh) 2020-02-07
CN107197268A (zh) 2017-09-22
ES2927930T3 (es) 2022-11-11
JP6900521B2 (ja) 2021-07-07
US20140161177A1 (en) 2014-06-12
KR20120140365A (ko) 2012-12-31
JP6648219B2 (ja) 2020-02-14
JP6185461B2 (ja) 2017-08-23
US9066098B2 (en) 2015-06-23
CN107197311A (zh) 2017-09-22
US20150117522A1 (en) 2015-04-30
WO2012177051A2 (ko) 2012-12-27
HK1244607A1 (zh) 2018-08-10
JP2022120012A (ja) 2022-08-17
KR101442127B1 (ko) 2014-09-25
JP2023162390A (ja) 2023-11-08
CN107257487A (zh) 2017-10-17
JP2018196147A (ja) 2018-12-06
CN107257488A (zh) 2017-10-17
WO2012177051A3 (ko) 2013-02-28
USRE49330E1 (en) 2022-12-06
HK1244610A1 (zh) 2018-08-10
JP2022032027A (ja) 2022-02-24
PT2725798T (pt) 2022-10-13
PL2725798T3 (pl) 2022-11-21
CN107257487B (zh) 2020-04-21
US8964834B2 (en) 2015-02-24
EP2725798A4 (en) 2014-12-31
CN103650503B (zh) 2017-06-13
CN103650503A (zh) 2014-03-19
HK1244608A1 (zh) 2018-08-10
USRE46678E1 (en) 2018-01-16
EP2725798A2 (en) 2014-04-30
JP7344343B2 (ja) 2023-09-13
JP2020065290A (ja) 2020-04-23

Similar Documents

Publication Publication Date Title
DK2725798T3 (da) Apparat til adaptiv kodning og afkodning af et kvantiseringsparameter baseret på en quadtree-struktur
DK3139596T3 (da) Fremgangsmåde og apparat til intra-modus-kodning i hevc
DK2774375T3 (da) Fremgangsmåde og apparat til videokodning
DK2672708T3 (da) Fremgangsmåde og apparat til kodning/afkodning af billeder under anvendelse af en bevægelsesvektor
DK2675169T3 (da) Fremgangsmåde til kodning og afkodning af billeddata med en tidsmæssig bevægelsesvektorprediktor og indretning til anvendelse deraf
DK2773118T3 (da) Fremgangsmåde og apparat til billedafkodning
DK2628299T3 (da) Fremgangsmåde og apparat til forbedret entropikodning og -afkodning
DK3713231T3 (da) Fremgangsmåde og apparat til at indkode video og apparat til at afkode video ved at tage udeladelses- og opdelingsrækkefølge i betragtning
DK2775711T3 (da) Fremgangsmåde og apparat til at indkode/afkode billedeinformation
DK2665267T3 (da) Fremgangsmåde og apparat til indkodning af video og fremgangsmåde og apparat til afkodning af video
BR112013030347A2 (pt) método de decodificação de imagem, método de codificação de imagem, aparelho de decodificação de imagem, aparelho de codificação de imagem e aparelho de codificação e de decodificação de imagem
BR112014012594A2 (pt) método e aparelho para codificação de imagem e método e aparelho para decodificação de imagem
GB2491689B (en) Method of and apparatus for encoding and decoding data
DK2866439T3 (da) Videodekodningsfremgangsmåde og videokodningsfremgangsmåde
BR112013033899A2 (pt) método de decodificar vídeo, aparelho para decodificar vídeo, método para codificar vídeo, e aparelho para codificação de vídeo
DK3416292T3 (da) Videoafkodningsapparat ved anvendelse af parameteropdatering til de-binærisering af en entropikodet transformationskoefficient og indkodnings-fremgangsmåde anvendende det samme til binærisering
BR112014009569A2 (pt) dispositivos e métodos de codificação e decodificação de vídeo
DK3787289T3 (da) Fremgangsmåde til kodning og afkodning af billedinformationer
BR112013033187A2 (pt) aparelhos de decodificação e de codificação de imagem
BR112014009571A2 (pt) dispositivos e métodos de codificação e de decodificação de vídeo
EP2760201A4 (en) METHOD AND DEVICE FOR ENTROPY CODING AND DECODING
BR112014002932A2 (pt) método e dispositivo para codificar uma sequência de imagens e método e dispositivo para decodificar uma sequência de imagens
DK3217667T3 (da) Kodningsfremgangsmåde og afkodningsfremgangsmåde
BR112013033945A2 (pt) método e aparelho de codificação e decodificação
DK3826306T3 (da) Forudsigelseskodningsfremgangsmåde, forudsigelseskodningsindretning og forudsigelseskodningsprogram af en bevægelsesvektor, og forudsigelsesafkodningsfremgangsmåde, forudsigelsesafkodningsindretning og forudsigelsesafkodningsprogram af en bevægelsesvektor