AU2013344305A1 - Method, apparatus and system for encoding and decoding the transform units of a coding unit - Google Patents

Method, apparatus and system for encoding and decoding the transform units of a coding unit Download PDF

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Publication number
AU2013344305A1
AU2013344305A1 AU2013344305A AU2013344305A AU2013344305A1 AU 2013344305 A1 AU2013344305 A1 AU 2013344305A1 AU 2013344305 A AU2013344305 A AU 2013344305A AU 2013344305 A AU2013344305 A AU 2013344305A AU 2013344305 A1 AU2013344305 A1 AU 2013344305A1
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AU
Australia
Prior art keywords
transform
chroma
luma
transforms
residual coefficient
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.)
Abandoned
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AU2013344305A
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English (en)
Inventor
Christopher James ROSEWARNE
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Canon Inc
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Canon Inc
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Filing date
Publication date
Priority claimed from AU2012247040A external-priority patent/AU2012247040A1/en
Application filed by Canon Inc filed Critical Canon Inc
Priority to AU2013344305A priority Critical patent/AU2013344305A1/en
Publication of AU2013344305A1 publication Critical patent/AU2013344305A1/en
Priority to AU2017201209A priority patent/AU2017201209B2/en
Abandoned legal-status Critical Current

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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
    • H04N19/10—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

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  • 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)
AU2013344305A 2012-11-08 2013-09-27 Method, apparatus and system for encoding and decoding the transform units of a coding unit Abandoned AU2013344305A1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
AU2013344305A AU2013344305A1 (en) 2012-11-08 2013-09-27 Method, apparatus and system for encoding and decoding the transform units of a coding unit
AU2017201209A AU2017201209B2 (en) 2012-11-08 2017-02-22 Method, apparatus and system for encoding and decoding the transform units of a coding unit

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
AU2012247040 2012-11-08
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
AU2013344305A AU2013344305A1 (en) 2012-11-08 2013-09-27 Method, apparatus and system for encoding and decoding the transform units of a coding unit

Related Child Applications (1)

Application Number Title Priority Date Filing Date
AU2017201209A Division AU2017201209B2 (en) 2012-11-08 2017-02-22 Method, apparatus and system for encoding and decoding the transform units of a coding unit

Publications (1)

Publication Number Publication Date
AU2013344305A1 true AU2013344305A1 (en) 2015-03-26

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Family Applications (2)

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AU2013344305A Abandoned AU2013344305A1 (en) 2012-11-08 2013-09-27 Method, apparatus and system for encoding and decoding the transform units of a coding unit
AU2017201209A Active AU2017201209B2 (en) 2012-11-08 2017-02-22 Method, apparatus and system for encoding and decoding the transform units of a coding unit

Family Applications After (1)

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AU2017201209A Active AU2017201209B2 (en) 2012-11-08 2017-02-22 Method, apparatus and system for encoding and decoding the transform units of a coding 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)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115297326A (zh) * 2017-12-15 2022-11-04 Lg电子株式会社 图像编解码方法和发送方法及非暂态计算机可读存储介质

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10462461B2 (en) 2015-02-27 2019-10-29 Kddi Corporation Coding device and decoding device which allow encoding of non-square blocks
US10362310B2 (en) * 2015-10-21 2019-07-23 Qualcomm Incorporated Entropy coding techniques for display stream compression (DSC) of non-4:4:4 chroma sub-sampling
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
WO2017173593A1 (en) * 2016-04-06 2017-10-12 Mediatek Singapore Pte. Ltd. Separate coding secondary transform syntax elements for different color components
CN114339229B (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
EP3484159A4 (en) * 2016-07-05 2019-12-04 KT Corporation METHOD AND APPARATUS FOR PROCESSING VIDEO SIGNAL
CN113453000B (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
CN109661819B (zh) * 2016-08-31 2023-11-07 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
CN115002460A (zh) 2018-01-05 2022-09-02 Sk电信有限公司 视频解码设备、视频编码设备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
JP2021502771A (ja) * 2018-05-03 2021-01-28 エルジー エレクトロニクス インコーポレイティド 画像コーディングシステムにおいてブロックサイズに応じた変換を使用する画像デコード方法およびその装置
MX2020012071A (es) 2018-05-17 2021-02-09 Ericsson Telefon Ab L M Desbloqueo de limites implicitos de la unidad de transformacion.
KR20210015810A (ko) * 2018-05-29 2021-02-10 인터디지털 브이씨 홀딩스 인코포레이티드 부분적으로 공유된 루마 및 크로마 코딩 트리들을 이용한 비디오 인코딩 및 디코딩을 위한 방법 및 장치
AU2018233042B2 (en) 2018-09-21 2024-06-13 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding a tree of blocks of video samples
KR102631361B1 (ko) 2018-10-11 2024-01-31 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
CN114727105B (zh) * 2019-03-22 2023-03-24 华为技术有限公司 用于视频译码的变换单元分割方法
KR20210139272A (ko) * 2019-03-23 2021-11-22 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 적응적 루프 필터링 파라미터 세트들에 대한 제한들
JP7303328B2 (ja) * 2019-04-20 2023-07-04 北京字節跳動網絡技術有限公司 クロミナンス残差の結合符号化のための構文要素の信号通知
CN114128281B (zh) * 2019-06-21 2024-06-18 现代自动车株式会社 用于控制编码工具的方法
US11516472B2 (en) 2019-06-21 2022-11-29 Hyundai Motor Company Method and apparatus for controlling coding tools
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
MX2022001243A (es) 2019-08-06 2022-02-17 Beijing Bytedance Network Tech Co Ltd Particion de region de video basada en formato de color.
EP4008109A4 (en) * 2019-09-02 2022-09-14 Beijing Bytedance Network Technology Co., Ltd. ENCODING MODE DETERMINATION BASED ON COLOR FORMAT
CN114521326A (zh) * 2019-09-19 2022-05-20 韦勒斯标准与技术协会公司 使用缩放处理的视频信号处理方法及装置
EP4018662A4 (en) 2019-09-21 2023-05-03 Beijing Bytedance Network Technology Co., Ltd. SIZE LIMITATION BASED ON CHROMA INTRA MODE
EP4035069A4 (en) * 2019-09-23 2023-10-11 Alibaba Group Holding Limited LOSSLESS ENCODING OF VIDEO DATA
AU2019275552B2 (en) * 2019-12-03 2022-10-13 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding a coding tree unit
GB2599433A (en) * 2020-10-02 2022-04-06 Sony Group Corp Data encoding and decoding

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2368095C1 (ru) * 2005-07-22 2009-09-20 Мицубиси Электрик Корпорейшн Кодер изображения и декодер изображения, способ кодирования изображения и способ декодирования изображения, программа кодирования изображения и программа декодирования изображения и компьютерно-считываемый носитель записи, на котором записана программа кодирования изображения, и компьютерно-считываемый носитель записи, на котором записана программа декодирования изображения
JP5026092B2 (ja) * 2007-01-12 2012-09-12 三菱電機株式会社 動画像復号装置および動画像復号方法
US9210442B2 (en) * 2011-01-12 2015-12-08 Google Technology Holdings LLC Efficient transform unit representation
US8948271B2 (en) * 2011-01-13 2015-02-03 Texas Instruments Incorporated Method and apparatus for a low complexity transform unit partitioning structure for HEVC
GB2501535A (en) * 2012-04-26 2013-10-30 Sony Corp Chrominance Processing in High Efficiency Video Codecs
AU2012232992A1 (en) * 2012-09-28 2014-04-17 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding the transform units of a coding unit
US9667994B2 (en) * 2012-10-01 2017-05-30 Qualcomm Incorporated Intra-coding for 4:2:2 sample format in video coding

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115297326A (zh) * 2017-12-15 2022-11-04 Lg电子株式会社 图像编解码方法和发送方法及非暂态计算机可读存储介质
CN115297326B (zh) * 2017-12-15 2024-06-07 Lg电子株式会社 图像编解码方法和发送方法及非暂态计算机可读存储介质

Also Published As

Publication number Publication date
EP2918078A1 (en) 2015-09-16
AU2017201209A1 (en) 2017-03-16
RU2015117258A (ru) 2016-12-27
AU2017201209B2 (en) 2019-01-31
JP6270861B2 (ja) 2018-01-31
EP2918078A4 (en) 2016-10-19
CN104782125B (zh) 2019-03-15
RU2641223C2 (ru) 2018-01-16
CN104782125A (zh) 2015-07-15
KR20150048804A (ko) 2015-05-07
JP2015537448A (ja) 2015-12-24
WO2014071439A1 (en) 2014-05-15

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