SG11202103661XA - Inter prediction method and apparatus - Google Patents

Inter prediction method and apparatus

Info

Publication number
SG11202103661XA
SG11202103661XA SG11202103661XA SG11202103661XA SG11202103661XA SG 11202103661X A SG11202103661X A SG 11202103661XA SG 11202103661X A SG11202103661X A SG 11202103661XA SG 11202103661X A SG11202103661X A SG 11202103661XA SG 11202103661X A SG11202103661X A SG 11202103661XA
Authority
SG
Singapore
Prior art keywords
inter prediction
prediction method
inter
prediction
Prior art date
Application number
SG11202103661XA
Inventor
Xu Chen
Jianhua Zheng
Original Assignee
Huawei Tech Co 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 Huawei Tech Co Ltd filed Critical Huawei Tech Co Ltd
Publication of SG11202103661XA publication Critical patent/SG11202103661XA/en

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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/46Embedding additional information in the video signal during the compression process
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/513Processing of motion vectors
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/105Selection 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/513Processing of motion vectors
    • H04N19/517Processing of motion vectors by encoding
    • H04N19/52Processing of motion vectors by encoding by predictive encoding
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods 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
    • H04N19/136Incoming video signal characteristics or properties
    • H04N19/137Motion inside a coding unit, e.g. average field, frame or block difference
    • H04N19/139Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods 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
    • H04N19/146Data rate or code amount at the encoder output
    • H04N19/147Data rate or code amount at the encoder output according to rate distortion criteria
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/17Methods 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
    • H04N19/172Methods 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 picture, frame or field
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/17Methods 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
    • H04N19/176Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/189Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/196Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/42Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/563Motion estimation with padding, i.e. with filling of non-object values in an arbitrarily shaped picture block or region for estimation purposes
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/567Motion estimation based on rate distortion criteria
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70Methods 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)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
SG11202103661XA 2018-10-10 2019-10-10 Inter prediction method and apparatus SG11202103661XA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201862744106P 2018-10-10 2018-10-10
PCT/CN2019/110488 WO2020073973A1 (en) 2018-10-10 2019-10-10 Inter prediction method and apparatus

Publications (1)

Publication Number Publication Date
SG11202103661XA true SG11202103661XA (en) 2021-05-28

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
SG11202103661XA SG11202103661XA (en) 2018-10-10 2019-10-10 Inter prediction method and apparatus

Country Status (11)

Country Link
US (3) US11765343B2 (en)
KR (2) KR102759589B1 (en)
CN (5) CN114584788B (en)
AU (1) AU2019356644B2 (en)
BR (1) BR112021006892A2 (en)
CA (1) CA3115867C (en)
MX (2) MX2021004176A (en)
PH (1) PH12021550791A1 (en)
SG (1) SG11202103661XA (en)
WO (1) WO2020073973A1 (en)
ZA (1) ZA202103064B (en)

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CN110662052B (en) 2018-06-29 2022-07-08 北京字节跳动网络技术有限公司 Conditions for updating lookup tables (LUTs)
KR20240007299A (en) 2018-06-29 2024-01-16 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 Update of look up table: fifo, constrained fifo
EP4325861A3 (en) 2018-06-29 2024-03-06 Beijing Bytedance Network Technology Co., Ltd. Interaction between lut and amvp
CN110662059B (en) * 2018-06-29 2021-04-20 北京字节跳动网络技术有限公司 Method and apparatus for storing previously encoded motion information using a lookup table and using it to encode subsequent blocks
WO2020003275A1 (en) 2018-06-29 2020-01-02 Beijing Bytedance Network Technology Co., Ltd. Partial/full pruning when adding a hmvp candidate to merge/amvp
WO2020003270A1 (en) 2018-06-29 2020-01-02 Beijing Bytedance Network Technology Co., Ltd. Number of motion candidates in a look up table to be checked according to mode
EP3791589A1 (en) 2018-06-29 2021-03-17 Beijing Bytedance Network Technology Co. Ltd. Which lut to be updated or no updating
CN110677648B (en) 2018-07-02 2022-06-07 北京字节跳动网络技术有限公司 Method and device for processing video data and non-transitory storage medium
GB2590310B (en) 2018-09-12 2023-03-22 Beijing Bytedance Network Tech Co Ltd Conditions for starting checking HMVP candidates depend on total number minus K
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CN113228676B (en) * 2018-11-29 2024-10-29 交互数字Vc控股公司 Motion vector predicted candidate ordering in merge list
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EP3731522A4 (en) * 2019-01-01 2021-04-14 LG Electronics Inc. Method and apparatus for processing video signal on basis of history-based motion vector prediction
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WO2020143741A1 (en) 2019-01-10 2020-07-16 Beijing Bytedance Network Technology Co., Ltd. Invoke of lut updating
WO2020143824A1 (en) 2019-01-13 2020-07-16 Beijing Bytedance Network Technology Co., Ltd. Interaction between lut and shared merge list
CN113330739B (en) 2019-01-16 2025-01-10 北京字节跳动网络技术有限公司 Insertion order of motion candidates in LUT
WO2020192611A1 (en) * 2019-03-22 2020-10-01 Beijing Bytedance Network Technology Co., Ltd. Interaction between merge list construction and other tools
KR20230157529A (en) 2019-04-01 2023-11-16 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 Using interpolation filters for history based motion vector prediction
JP7359942B2 (en) 2019-08-20 2023-10-11 北京字節跳動網絡技術有限公司 Selective use of alternative interpolation filters in video processing

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Also Published As

Publication number Publication date
MX2021004176A (en) 2021-09-08
WO2020073973A1 (en) 2020-04-16
US20250030839A1 (en) 2025-01-23
CN114584788A (en) 2022-06-03
PH12021550791A1 (en) 2021-10-25
US12132891B2 (en) 2024-10-29
MX2024012717A (en) 2024-11-08
BR112021006892A2 (en) 2021-07-13
US20240048686A1 (en) 2024-02-08
CN112840658A (en) 2021-05-25
KR102759589B1 (en) 2025-01-23
KR20210072064A (en) 2021-06-16
US11765343B2 (en) 2023-09-19
ZA202103064B (en) 2024-10-30
CN116634171A (en) 2023-08-22
KR20250020682A (en) 2025-02-11
CN117082259A (en) 2023-11-17
US20210258569A1 (en) 2021-08-19
AU2019356644B2 (en) 2022-12-08
CA3115867C (en) 2023-10-10
CN112840658B (en) 2023-04-28
CN114584788B (en) 2022-09-23
CA3115867A1 (en) 2020-04-16
AU2019356644A1 (en) 2021-05-20
CN116634170A (en) 2023-08-22

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