CN104205832A - 用于视频译码的变换系数译码中的群组旗标 - Google Patents

用于视频译码的变换系数译码中的群组旗标 Download PDF

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Publication number
CN104205832A
CN104205832A CN201380019104.0A CN201380019104A CN104205832A CN 104205832 A CN104205832 A CN 104205832A CN 201380019104 A CN201380019104 A CN 201380019104A CN 104205832 A CN104205832 A CN 104205832A
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Chinese (zh)
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霍埃尔·索赖罗哈斯
拉詹·雷克斯曼·乔希
钱威俊
陈建乐
瓦迪姆·谢廖金
马尔塔·卡切维奇
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Qualcomm Inc
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Qualcomm Inc
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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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
    • H04N19/615—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding using motion compensated temporal filtering [MCTF]
    • 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
    • H04N19/134—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
    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence estimation
    • 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
    • H04N19/18—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 set of transform coefficients
    • 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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CN201380019104.0A 2012-04-14 2013-04-12 用于视频译码的变换系数译码中的群组旗标 Pending CN104205832A (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201261624277P 2012-04-14 2012-04-14
US61/624,277 2012-04-14
US13/861,319 US9491463B2 (en) 2012-04-14 2013-04-11 Group flag in transform coefficient coding for video coding
US13/861,319 2013-04-11
PCT/US2013/036485 WO2013155486A1 (en) 2012-04-14 2013-04-12 Group flag in transform coefficient coding for video coding

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CN104205832A true CN104205832A (zh) 2014-12-10

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US (1) US9491463B2 (enExample)
EP (1) EP2837181A1 (enExample)
JP (1) JP6105048B2 (enExample)
CN (1) CN104205832A (enExample)
WO (1) WO2013155486A1 (enExample)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107690807A (zh) * 2015-05-29 2018-02-13 高通股份有限公司 使用增强型上下文自适应二进制算术译码设计来译码数据
CN109479132A (zh) * 2016-04-29 2019-03-15 世宗大学校产学协力团 用于对图像信号进行编码和解码的方法和装置
CN112449188A (zh) * 2019-08-28 2021-03-05 腾讯科技（深圳）有限公司 视频解码方法、编码方法、装置、介质及电子设备
CN112514386A (zh) * 2018-06-18 2021-03-16 高通股份有限公司 网格编解码量化系数编解码
CN114679917A (zh) * 2019-06-24 2022-06-28 阿里巴巴集团控股有限公司 视频数据的变换跳过残差编码
WO2022193386A1 (zh) * 2021-03-17 2022-09-22 Oppo广东移动通信有限公司 系数编解码方法、编解码设备、终端及存储介质

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3293975A4 (en) * 2015-09-08 2018-10-10 Samsung Electronics Co., Ltd. Device and method for entropy encoding and decoding
WO2017188739A1 (ko) * 2016-04-29 2017-11-02 세종대학교 산학협력단 영상 신호 부호화 및 복호화 방법과 장치
CN115442607A (zh) * 2017-07-31 2022-12-06 韩国电子通信研究院 对图像编码和解码的方法及存储比特流的计算机可读介质
US10992937B2 (en) * 2018-06-18 2021-04-27 Qualcomm Incorporated Coefficient coding with grouped bypass bins
CN116170591A (zh) * 2018-11-12 2023-05-26 三星电子株式会社 用于对系数等级进行熵编码/熵解码的方法和装置
WO2020130705A1 (ko) * 2018-12-20 2020-06-25 엘지전자 주식회사 변환 계수들의 변환 계수 레벨을 코딩하는 방법 및 장치
JP7747441B2 (ja) * 2018-12-26 2025-10-01 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 三次元データ符号化方法、三次元データ復号方法、三次元データ符号化装置、及び三次元データ復号装置
CN114930344A (zh) * 2019-12-20 2022-08-19 Vid拓展公司 数据流压缩
CN115362676B (zh) * 2020-03-07 2025-10-28 抖音视界有限公司 视频编解码中变换跳过模式的处理

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090232204A1 (en) * 2008-03-17 2009-09-17 Samsung Electronics Co., Ltd. Method and apparatus for encoding and decoding transform coefficients
CN101946513A (zh) * 2007-12-11 2011-01-12 三星电子株式会社 用于量化的方法和设备以及用于反量化的方法和设备

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7379608B2 (en) 2003-12-04 2008-05-27 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung, E.V. Arithmetic coding for transforming video and picture data units
ES2825200T3 (es) 2010-04-13 2021-05-14 Ge Video Compression Llc Codificación de mapas de significado y bloques de coeficiente de transformada
US10397577B2 (en) 2011-03-08 2019-08-27 Velos Media, Llc Inverse scan order for significance map coding of transform coefficients in video coding
US8446301B2 (en) * 2011-04-15 2013-05-21 Research In Motion Limited Methods and devices for coding and decoding the position of the last significant coefficient
US9167253B2 (en) 2011-06-28 2015-10-20 Qualcomm Incorporated Derivation of the position in scan order of the last significant transform coefficient in video coding
CN103918263A (zh) * 2011-07-22 2014-07-09 摩托罗拉移动有限责任公司 用于扫描视频编译中的矩形变换的设备和方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101946513A (zh) * 2007-12-11 2011-01-12 三星电子株式会社 用于量化的方法和设备以及用于反量化的方法和设备
US20090232204A1 (en) * 2008-03-17 2009-09-17 Samsung Electronics Co., Ltd. Method and apparatus for encoding and decoding transform coefficients

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
JIANLE CHEN ET AL.: "Non-CE1:throughput improvement on CABAC coefficients level coding", 《JOINT COLLABORATIVE TEAM ON VIDEO CODING(JCT-VC) OF ITU-T SG16 WP3 AND ISO/IEC JTC1/SC29/WG11》 *

Cited By (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107690807A (zh) * 2015-05-29 2018-02-13 高通股份有限公司 使用增强型上下文自适应二进制算术译码设计来译码数据
CN113810704A (zh) * 2016-04-29 2021-12-17 世宗大学校产学协力团 用于对图像信号进行编码和解码的方法和装置
US11140396B2 (en) 2016-04-29 2021-10-05 Industry Academy Cooperation Foundation Of Sejong University Method and device for encoding and decoding image signal
US12375686B2 (en) 2016-04-29 2025-07-29 Industry Academy Cooperation Foundation Of Sejong University Method and device for encoding and decoding image signal
CN113810704B (zh) * 2016-04-29 2025-02-14 世宗大学校产学协力团 用于对图像信号进行编码和解码的方法和装置
US11122273B2 (en) 2016-04-29 2021-09-14 Industry Academy Cooperation Foundation Of Sejong University Method and device for encoding and decoding image signal
CN109479132B (zh) * 2016-04-29 2021-10-01 世宗大学校产学协力团 用于对图像信号进行编码和解码的方法和装置
CN109479132A (zh) * 2016-04-29 2019-03-15 世宗大学校产学协力团 用于对图像信号进行编码和解码的方法和装置
US11140397B2 (en) 2016-04-29 2021-10-05 Industry Academy Cooperation Foundation Of Sejong University Method and device for encoding and decoding image signal
CN113810702A (zh) * 2016-04-29 2021-12-17 世宗大学校产学协力团 用于对图像信号进行编码和解码的方法和装置
CN113810711A (zh) * 2016-04-29 2021-12-17 世宗大学校产学协力团 用于对图像信号进行编码和解码的方法和装置
CN113810699B (zh) * 2016-04-29 2024-05-14 世宗大学校产学协力团 用于对图像信号进行编码和解码的方法和装置
CN113810699A (zh) * 2016-04-29 2021-12-17 世宗大学校产学协力团 用于对图像信号进行编码和解码的方法和装置
CN113810711B (zh) * 2016-04-29 2024-05-10 世宗大学校产学协力团 用于对图像信号进行编码和解码的方法和装置
CN112514386A (zh) * 2018-06-18 2021-03-16 高通股份有限公司 网格编解码量化系数编解码
US12041270B2 (en) 2019-06-24 2024-07-16 Alibaba Group Holding Limited Transform-skip residual coding of video data
CN114679917A (zh) * 2019-06-24 2022-06-28 阿里巴巴集团控股有限公司 视频数据的变换跳过残差编码
CN119946309A (zh) * 2019-06-24 2025-05-06 阿里巴巴（中国）有限公司 由视频数据的编码器实现的编码方法及非暂时性计算机可读存储介质
CN119946307A (zh) * 2019-06-24 2025-05-06 阿里巴巴（中国）有限公司 由视频数据的编解码器实现的编解码方法及非暂时性计算机可读存储介质
US12335527B2 (en) 2019-06-24 2025-06-17 Alibaba Group Holding Limited Transform-skip residual coding of video data
CN119946309B (zh) * 2019-06-24 2025-09-12 阿里巴巴（中国）有限公司 由视频数据的编码器实现的编码方法及非暂时性计算机可读存储介质
CN119946307B (zh) * 2019-06-24 2025-10-31 阿里巴巴（中国）有限公司 由视频数据的编解码器实现的编解码方法及非暂时性计算机可读存储介质
CN112449188A (zh) * 2019-08-28 2021-03-05 腾讯科技（深圳）有限公司 视频解码方法、编码方法、装置、介质及电子设备
CN112449188B (zh) * 2019-08-28 2021-08-20 腾讯科技（深圳）有限公司 视频解码方法、编码方法、装置、介质及电子设备
WO2022193386A1 (zh) * 2021-03-17 2022-09-22 Oppo广东移动通信有限公司 系数编解码方法、编解码设备、终端及存储介质

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JP6105048B2 (ja) 2017-03-29
US20130272414A1 (en) 2013-10-17
US9491463B2 (en) 2016-11-08
WO2013155486A1 (en) 2013-10-17
EP2837181A1 (en) 2015-02-18
JP2015516766A (ja) 2015-06-11

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Application publication date: 20141210