EP2918078A4 - METHOD, APPARATUS AND SYSTEM FOR ENCODING AND DECODING TRANSFORMER UNITS OF AN ENCODER UNIT - Google Patents

METHOD, APPARATUS AND SYSTEM FOR ENCODING AND DECODING TRANSFORMER UNITS OF AN ENCODER UNIT

Info

Publication number
EP2918078A4
EP2918078A4 EP13853085.2A EP13853085A EP2918078A4 EP 2918078 A4 EP2918078 A4 EP 2918078A4 EP 13853085 A EP13853085 A EP 13853085A EP 2918078 A4 EP2918078 A4 EP 2918078A4
Authority
EP
European Patent Office
Prior art keywords
decoding
encoding
coding unit
transform units
transform
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
EP13853085.2A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP2918078A1 (en
Inventor
Christopher James Rosewarne
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Inc
Original Assignee
Canon Inc
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
Priority claimed from AU2012247040A external-priority patent/AU2012247040A1/en
Application filed by Canon Inc filed Critical Canon Inc
Publication of EP2918078A1 publication Critical patent/EP2918078A1/en
Publication of EP2918078A4 publication Critical patent/EP2918078A4/en
Withdrawn legal-status Critical Current

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
    • H04N19/10—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
    • 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
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • 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
    • H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
    • 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
    • H04N19/10—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
    • H04N19/186—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 colour or a chrominance component
    • 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
    • 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)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
EP13853085.2A 2012-11-08 2013-09-27 METHOD, APPARATUS AND SYSTEM FOR ENCODING AND DECODING TRANSFORMER UNITS OF AN ENCODER UNIT Withdrawn EP2918078A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AU2012247040A AU2012247040A1 (en) 2012-09-28 2012-11-08 Method, apparatus and system for encoding and decoding the transform units of a coding unit
PCT/AU2013/001117 WO2014071439A1 (en) 2012-11-08 2013-09-27 Method, apparatus and system for encoding and decoding the transform units of a coding unit

Publications (2)

Publication Number Publication Date
EP2918078A1 EP2918078A1 (en) 2015-09-16
EP2918078A4 true EP2918078A4 (en) 2016-10-19

Family

ID=50685344

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13853085.2A Withdrawn EP2918078A4 (en) 2012-11-08 2013-09-27 METHOD, APPARATUS AND SYSTEM FOR ENCODING AND DECODING TRANSFORMER UNITS OF AN ENCODER UNIT

Country Status (7)

Country Link
EP (1) EP2918078A4 (ru)
JP (1) JP6270861B2 (ru)
KR (1) KR20150048804A (ru)
CN (1) CN104782125B (ru)
AU (2) AU2013344305A1 (ru)
RU (1) RU2641223C2 (ru)
WO (1) WO2014071439A1 (ru)

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US11265578B2 (en) 2016-02-04 2022-03-01 Samsung Electronics Co., Ltd. Video decoding method and apparatus by chroma-multi-transform, and video encoding method and apparatus by chroma-multi-transform
WO2017173593A1 (en) * 2016-04-06 2017-10-12 Mediatek Singapore Pte. Ltd. Separate coding secondary transform syntax elements for different color components
CN114339228B (zh) * 2016-05-04 2024-04-12 夏普株式会社 用于对变换数据进行编码的系统和方法
US10986358B2 (en) * 2016-07-05 2021-04-20 Kt Corporation Method and apparatus for processing video signal
CN113411576B (zh) * 2016-07-22 2024-01-12 夏普株式会社 使用自适应分量缩放对视频数据进行编码的系统和方法
CN117412036A (zh) * 2016-08-31 2024-01-16 株式会社Kt 用于处理视频信号的方法和设备
US10368071B2 (en) * 2017-11-03 2019-07-30 Arm Limited Encoding data arrays
CN115022631A (zh) * 2018-01-05 2022-09-06 Sk电信有限公司 对视频进行编码或解码的方法和非暂时性计算机可读介质
KR102524628B1 (ko) * 2018-01-05 2023-04-21 에스케이텔레콤 주식회사 영상을 부호화 또는 복호화하는 방법 및 장치
WO2019219685A1 (en) 2018-05-17 2019-11-21 Telefonaktiebolaget Lm Ericsson (Publ) Deblocking of implicit transform unit boundaries
SG11202010696UA (en) * 2018-05-29 2020-11-27 Interdigital Vc Holdings Inc Method and apparatus for video encoding and decoding with partially shared luma and chroma coding trees
KR20210050572A (ko) 2018-09-21 2021-05-07 캐논 가부시끼가이샤 비디오 샘플들의 블록들의 트리를 인코딩 및 디코딩하기 위한 방법, 장치 및 시스템
WO2020076028A1 (ko) * 2018-10-11 2020-04-16 엘지전자 주식회사 변환 계수 코딩 방법 및 장치
PH12019000380A1 (en) 2018-12-17 2020-09-28 Nokia Technologies Oy An apparatus, a method and a computer program for video coding and decoding
WO2020184913A1 (ko) * 2019-03-08 2020-09-17 엘지전자 주식회사 비디오 신호를 처리하기 위한 방법 및 장치
KR20210125085A (ko) * 2019-03-22 2021-10-15 후아웨이 테크놀러지 컴퍼니 리미티드 비디오 코딩을 위한 변환 유닛 파티션 방법
CN113632469B (zh) * 2019-03-23 2022-12-13 北京字节跳动网络技术有限公司 默认的环内整形参数
CN113711591B (zh) * 2019-04-20 2023-10-27 北京字节跳动网络技术有限公司 用于色度残差的联合编解码的语法元素的信令
CN114026865A (zh) * 2019-06-21 2022-02-08 北京字节跳动网络技术有限公司 用于色度分量的编解码工具
KR20200145773A (ko) * 2019-06-21 2020-12-30 현대자동차주식회사 코딩 툴들을 제어하는 방법 및 장치
US11516472B2 (en) 2019-06-21 2022-11-29 Hyundai Motor Company Method and apparatus for controlling coding tools
EP3994889A4 (en) 2019-08-06 2023-01-11 Beijing Bytedance Network Technology Co., Ltd. SIZE RESTRICTION BASED ON A COLOR FORMAT
MX2022002247A (es) 2019-09-02 2022-03-22 Beijing Bytedance Network Tech Co Ltd Particion de region de video basada en formato de color.
KR20220077908A (ko) * 2019-09-19 2022-06-09 주식회사 윌러스표준기술연구소 스케일링 프로세스를 사용하는 비디오 신호 처리 방법 및 장치
MX2022003122A (es) 2019-09-21 2022-04-06 Beijing Bytedance Network Tech Co Ltd Modo intra basado para croma de restriccion de tama?o.
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WO2014055344A1 (en) * 2012-10-01 2014-04-10 Qualcomm Incorporated Coded block flag (cbf) coding for 4:2:2 sample format in video coding
EP2901673A1 (en) * 2012-09-28 2015-08-05 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding the transform units of a coding unit

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See also references of WO2014071439A1 *
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Also Published As

Publication number Publication date
WO2014071439A1 (en) 2014-05-15
JP2015537448A (ja) 2015-12-24
AU2017201209B2 (en) 2019-01-31
RU2015117258A (ru) 2016-12-27
CN104782125A (zh) 2015-07-15
JP6270861B2 (ja) 2018-01-31
EP2918078A1 (en) 2015-09-16
AU2013344305A1 (en) 2015-03-26
CN104782125B (zh) 2019-03-15
KR20150048804A (ko) 2015-05-07
AU2017201209A1 (en) 2017-03-16
RU2641223C2 (ru) 2018-01-16

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