CN120658862A - 构建合并候选列表的方法 - Google Patents

构建合并候选列表的方法

Info

Publication number
CN120658862A
CN120658862A CN202511000293.8A CN202511000293A CN120658862A CN 120658862 A CN120658862 A CN 120658862A CN 202511000293 A CN202511000293 A CN 202511000293A CN 120658862 A CN120658862 A CN 120658862A
Authority
CN
China
Prior art keywords
merge
candidate list
merge candidate
motion vector
candidates
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.)
Pending
Application number
CN202511000293.8A
Other languages
English (en)
Chinese (zh)
Inventor
王钊
叶琰
罗健聪
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.)
Alibaba Innovation Private Ltd
Original Assignee
Alibaba Group Holding Ltd
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
Application filed by Alibaba Group Holding Ltd filed Critical Alibaba Group Holding Ltd
Publication of CN120658862A publication Critical patent/CN120658862A/zh
Pending legal-status Critical Current

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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
    • H04N19/102—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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for 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
    • H04N19/134—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
    • H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
    • H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
    • 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
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/423—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements
    • 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
    • H04N19/513—Processing of motion vectors
    • 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
    • H04N19/577—Motion compensation with bidirectional frame interpolation, i.e. using B-pictures

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CN202511000293.8A 2019-09-19 2020-08-18 构建合并候选列表的方法 Pending CN120658862A (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201962902790P 2019-09-19 2019-09-19
US62/902,790 2019-09-19
CN202080065957.8A CN114762332B (zh) 2019-09-19 2020-08-18 构建合并候选列表的方法
PCT/US2020/046799 WO2021055126A1 (en) 2019-09-19 2020-08-18 Methods for constructing a merge candidate list

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN202080065957.8A Division CN114762332B (zh) 2019-09-19 2020-08-18 构建合并候选列表的方法

Publications (1)

Publication Number Publication Date
CN120658862A true CN120658862A (zh) 2025-09-16

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Family Applications (4)

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CN202511000293.8A Pending CN120658862A (zh) 2019-09-19 2020-08-18 构建合并候选列表的方法
CN202511000299.5A Pending CN120568048A (zh) 2019-09-19 2020-08-18 构建合并候选列表的方法
CN202080065957.8A Active CN114762332B (zh) 2019-09-19 2020-08-18 构建合并候选列表的方法
CN202511000296.1A Pending CN120568047A (zh) 2019-09-19 2020-08-18 构建合并候选列表的方法

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CN202511000299.5A Pending CN120568048A (zh) 2019-09-19 2020-08-18 构建合并候选列表的方法
CN202080065957.8A Active CN114762332B (zh) 2019-09-19 2020-08-18 构建合并候选列表的方法
CN202511000296.1A Pending CN120568047A (zh) 2019-09-19 2020-08-18 构建合并候选列表的方法

Country Status (6)

Country Link
US (4) US11523104B2 (https=)
EP (1) EP4032297A4 (https=)
JP (2) JP2022548351A (https=)
KR (1) KR20220063248A (https=)
CN (4) CN120658862A (https=)
WO (1) WO2021055126A1 (https=)

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Publication number Publication date
WO2021055126A1 (en) 2021-03-25
US12010297B2 (en) 2024-06-11
US20240305774A1 (en) 2024-09-12
US11523104B2 (en) 2022-12-06
US20210092357A1 (en) 2021-03-25
US20240305773A1 (en) 2024-09-12
US12425576B2 (en) 2025-09-23
EP4032297A4 (en) 2022-11-23
JP2025178392A (ja) 2025-12-05
US20230300321A1 (en) 2023-09-21
CN114762332B (zh) 2025-08-26
CN120568047A (zh) 2025-08-29
EP4032297A1 (en) 2022-07-27
US12445603B2 (en) 2025-10-14
CN120568048A (zh) 2025-08-29
KR20220063248A (ko) 2022-05-17
CN114762332A (zh) 2022-07-15
JP2022548351A (ja) 2022-11-18

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