CA3132160A1 - Entropy coding for video encoding and decoding - Google Patents

Entropy coding for video encoding and decoding Download PDF

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Publication number
CA3132160A1
CA3132160A1 CA3132160A CA3132160A CA3132160A1 CA 3132160 A1 CA3132160 A1 CA 3132160A1 CA 3132160 A CA3132160 A CA 3132160A CA 3132160 A CA3132160 A CA 3132160A CA 3132160 A1 CA3132160 A1 CA 3132160A1
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CA
Canada
Prior art keywords
syntax element
coding unit
current coding
decoding
encoding
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Pending
Application number
CA3132160A
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English (en)
French (fr)
Inventor
Ya CHEN
Fabrice Le Leannec
Tangi POIRIER
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.)
InterDigital VC Holdings Inc
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InterDigital VC Holdings Inc
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Publication date
Application filed by InterDigital VC Holdings Inc filed Critical InterDigital VC Holdings Inc
Publication of CA3132160A1 publication Critical patent/CA3132160A1/en
Pending 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
    • H04N19/90—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
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic 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
    • H04N19/102—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
    • H04N19/13—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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
    • 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
    • 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
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
CA3132160A 2019-03-11 2020-03-05 Entropy coding for video encoding and decoding Pending CA3132160A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP19305279 2019-03-11
EP19305279.2 2019-03-11
PCT/US2020/021150 WO2020185500A1 (en) 2019-03-11 2020-03-05 Entropy coding for video encoding and decoding

Publications (1)

Publication Number Publication Date
CA3132160A1 true CA3132160A1 (en) 2020-09-17

Family

ID=67437148

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3132160A Pending CA3132160A1 (en) 2019-03-11 2020-03-05 Entropy coding for video encoding and decoding

Country Status (10)

Country Link
US (3) US11962807B2 (https=)
EP (1) EP3939325A1 (https=)
JP (2) JP7617013B2 (https=)
KR (1) KR20210128497A (https=)
CN (3) CN119653117A (https=)
CA (1) CA3132160A1 (https=)
SG (1) SG11202109076QA (https=)
TW (2) TW202541506A (https=)
WO (1) WO2020185500A1 (https=)
ZA (1) ZA202106159B (https=)

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WO2020156517A1 (en) 2019-01-31 2020-08-06 Beijing Bytedance Network Technology Co., Ltd. Fast algorithms for symmetric motion vector difference coding mode
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WO2023197104A1 (zh) * 2022-04-11 2023-10-19 Oppo广东移动通信有限公司 一种编解码方法、编码器、解码器及存储介质
WO2026024502A1 (en) * 2024-07-22 2026-01-29 Google Llc Shared context models for block partition signaling

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KR101909863B1 (ko) 2013-07-08 2018-10-18 미디어텍 싱가폴 피티이. 엘티디. 3d 비디오 코딩에서 단순화된 cabac 코딩의 방법
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WO2020130730A1 (ko) * 2018-12-21 2020-06-25 삼성전자 주식회사 영상 부호화 방법 및 장치, 영상 복호화 방법 및 장치
KR102392701B1 (ko) * 2019-01-15 2022-04-28 엘지전자 주식회사 변환 스킵 플래그를 이용한 영상 코딩 방법 및 장치
WO2020156517A1 (en) * 2019-01-31 2020-08-06 Beijing Bytedance Network Technology Co., Ltd. Fast algorithms for symmetric motion vector difference coding mode
WO2020156516A1 (en) * 2019-01-31 2020-08-06 Beijing Bytedance Network Technology Co., Ltd. Context for coding affine mode adaptive motion vector resolution
CN117579818B (zh) * 2019-03-11 2025-04-01 北京达佳互联信息技术有限公司 用于视频编码的方法和计算设备
KR20210128497A (ko) * 2019-03-11 2021-10-26 인터디지털 브이씨 홀딩스 인코포레이티드 비디오 인코딩 및 디코딩을 위한 엔트로피 코딩
WO2022109877A1 (en) 2020-11-25 2022-06-02 Lenovo (Beijing) Limited Method and apparatus for small data transmission

Also Published As

Publication number Publication date
JP7617013B2 (ja) 2025-01-17
WO2020185500A1 (en) 2020-09-17
CN113647112B (zh) 2024-12-31
US20240205461A1 (en) 2024-06-20
JP2022525597A (ja) 2022-05-18
TW202541506A (zh) 2025-10-16
KR20210128497A (ko) 2021-10-26
CN113647112A (zh) 2021-11-12
US20220116662A1 (en) 2022-04-14
JP2025041977A (ja) 2025-03-26
TW202041033A (zh) 2020-11-01
US12598326B2 (en) 2026-04-07
EP3939325A1 (en) 2022-01-19
US11962807B2 (en) 2024-04-16
SG11202109076QA (en) 2021-09-29
US20260075253A1 (en) 2026-03-12
ZA202106159B (en) 2024-12-18
TWI891623B (zh) 2025-08-01
CN119653118A (zh) 2025-03-18
CN119653117A (zh) 2025-03-18

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