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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Canada
Prior art keywords
syntax element
coding unit
current coding
decoding
encoding
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Pending
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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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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

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  • 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
EP19305279.2 2019-03-11
EP19305279 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) CN119653118A (https=)
CA (1) CA3132160A1 (https=)
SG (1) SG11202109076QA (https=)
TW (2) TWI891623B (https=)
WO (1) WO2020185500A1 (https=)
ZA (1) ZA202106159B (https=)

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CN120980252A (zh) 2019-01-31 2025-11-18 北京字节跳动网络技术有限公司 对称运动矢量差编解码模式的快速算法
WO2020185500A1 (en) * 2019-03-11 2020-09-17 Interdigital Vc Holdings, Inc. Entropy coding for video encoding and decoding
CN118985132A (zh) * 2022-04-11 2024-11-19 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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WO2015152605A1 (ko) * 2014-03-31 2015-10-08 삼성전자 주식회사 깊이 영상을 부호화 또는 복호화 하는 방법 및 장치
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Also Published As

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

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