IL312824A - Block-level reference image adaptation for video coding - Google Patents

Block-level reference image adaptation for video coding

Info

Publication number
IL312824A
IL312824A IL312824A IL31282424A IL312824A IL 312824 A IL312824 A IL 312824A IL 312824 A IL312824 A IL 312824A IL 31282424 A IL31282424 A IL 31282424A IL 312824 A IL312824 A IL 312824A
Authority
IL
Israel
Prior art keywords
adaptation
block
video coding
reference pictures
level reference
Prior art date
Application number
IL312824A
Other languages
English (en)
Hebrew (he)
Inventor
Han Huang
Marta Karczewicz
Vadim Seregin
Original Assignee
Qualcomm Inc
Han Huang
Marta Karczewicz
Vadim Seregin
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 Qualcomm Inc, Han Huang, Marta Karczewicz, Vadim Seregin filed Critical Qualcomm Inc
Priority claimed from PCT/US2022/082146 external-priority patent/WO2023133047A1/en
Publication of IL312824A publication Critical patent/IL312824A/en

Links

Classifications

    • 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
    • H04N19/10Methods 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
    • 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
    • H04N19/157Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
    • 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
    • H04N19/50Methods 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
    • 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
    • H04N19/50Methods 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
    • H04N19/50Methods 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
    • H04N19/573Motion compensation with multiple frame prediction using two or more reference frames in a given prediction direction
    • 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
    • H04N19/577Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
    • 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)
  • Compression Or Coding Systems Of Tv Signals (AREA)
IL312824A 2022-01-04 2022-12-21 Block-level reference image adaptation for video coding IL312824A (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US202263266389P 2022-01-04 2022-01-04
US202263316102P 2022-03-03 2022-03-03
US202263324926P 2022-03-29 2022-03-29
US202263343980P 2022-05-19 2022-05-19
US18/068,809 US12382017B2 (en) 2022-01-04 2022-12-20 Block level reference pictures adaptation for video coding
PCT/US2022/082146 WO2023133047A1 (en) 2022-01-04 2022-12-21 Block-level reference pictures adaptation for video coding

Publications (1)

Publication Number Publication Date
IL312824A true IL312824A (en) 2024-07-01

Family

ID=86991291

Family Applications (1)

Application Number Title Priority Date Filing Date
IL312824A IL312824A (en) 2022-01-04 2022-12-21 Block-level reference image adaptation for video coding

Country Status (12)

Country Link
US (2) US12382017B2 (https=)
EP (1) EP4460963A1 (https=)
JP (1) JP2025504294A (https=)
KR (1) KR20240132270A (https=)
CN (1) CN118402231A (https=)
AU (1) AU2022430407A1 (https=)
CA (1) CA3238519A1 (https=)
CL (1) CL2024002018A1 (https=)
CO (1) CO2024007891A2 (https=)
IL (1) IL312824A (https=)
MX (1) MX2024008152A (https=)
TW (1) TW202332272A (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20230396797A1 (en) * 2022-06-06 2023-12-07 Tencent America LLC Translational motion vector coding in affine mode

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101449679B1 (ko) * 2010-08-18 2014-10-15 에스케이텔레콤 주식회사 영상 부호화/복호화 장치 및 방법, 및 참조픽처 인덱싱 장치 및 방법
US10841573B2 (en) 2011-02-08 2020-11-17 Sun Patent Trust Methods and apparatuses for encoding and decoding video using multiple reference pictures
US9338474B2 (en) 2011-09-23 2016-05-10 Qualcomm Incorporated Reference picture list construction for video coding
EP2843946A4 (en) 2012-04-25 2016-01-20 Samsung Electronics Co Ltd MULTILOSYVIEW VIDEO COORDINATION METHOD USING A REFERENCE FILMS FOR MULTILOOK VIEW VIEW AND DEVICE THEREFOR, AND MULTIPLE VIDEO VIDEO CODING METHODS USING A REFERENCE FILMS FOR MULTILOOK VIEWS AND METHOD THEREFOR
CA2983881C (en) 2015-04-29 2019-11-19 Hfi Innovation Inc. Method and apparatus for intra block copy reference list construction
WO2019010634A1 (zh) * 2017-07-11 2019-01-17 华为技术有限公司 一种基于模板匹配的解码方法及装置
MX2021002951A (es) 2018-09-12 2021-07-15 Huawei Tech Co Ltd Un codificador de video, un decodificador de video y metodos correspondientes.
US20230156218A1 (en) * 2021-11-18 2023-05-18 Tencent America LLC Derived motion vector with single reference signaling

Also Published As

Publication number Publication date
CN118402231A (zh) 2024-07-26
JP2025504294A (ja) 2025-02-12
US12382017B2 (en) 2025-08-05
US20260012577A1 (en) 2026-01-08
AU2022430407A1 (en) 2024-06-13
TW202332272A (zh) 2023-08-01
CL2024002018A1 (es) 2024-10-18
CA3238519A1 (en) 2023-07-13
KR20240132270A (ko) 2024-09-03
CO2024007891A2 (es) 2024-06-27
US20230217012A1 (en) 2023-07-06
EP4460963A1 (en) 2024-11-13
MX2024008152A (es) 2024-07-15

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