AU2022435738A1 - Interdependence between adaptive resolution of motion vector difference and signaling/derivation of motion vector-related parameters - Google Patents

Interdependence between adaptive resolution of motion vector difference and signaling/derivation of motion vector-related parameters Download PDF

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Publication number
AU2022435738A1
AU2022435738A1 AU2022435738A AU2022435738A AU2022435738A1 AU 2022435738 A1 AU2022435738 A1 AU 2022435738A1 AU 2022435738 A AU2022435738 A AU 2022435738A AU 2022435738 A AU2022435738 A AU 2022435738A AU 2022435738 A1 AU2022435738 A1 AU 2022435738A1
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Australia
Prior art keywords
mvd
video
block
coded
rmv
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Pending
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AU2022435738A
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English (en)
Inventor
Shan Liu
Liang Zhao
Xin Zhao
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Tencent America LLC
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Tencent America LLC
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Priority claimed from US17/824,168 external-priority patent/US20230132329A1/en
Application filed by Tencent America LLC filed Critical Tencent America LLC
Publication of AU2022435738A1 publication Critical patent/AU2022435738A1/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
    • H04N19/50—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
    • H04N19/517—Processing of motion vectors by encoding
    • H04N19/52—Processing of motion vectors by encoding by predictive encoding
    • 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
    • H04N19/169—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
    • H04N19/10—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
    • H04N19/188—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 a video data packet, e.g. a network abstraction layer [NAL] unit
    • 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
    • H04N19/523—Motion estimation or motion compensation with sub-pixel accuracy
    • 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
    • H04N19/583—Motion compensation with overlapping 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
    • H04N19/70—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)
AU2022435738A 2022-01-18 2022-06-01 Interdependence between adaptive resolution of motion vector difference and signaling/derivation of motion vector-related parameters Pending AU2022435738A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US202263300433P 2022-01-18 2022-01-18
US63/300,433 2022-01-18
US17/824,168 2022-05-25
US17/824,168 US20230132329A1 (en) 2021-10-21 2022-05-25 Interdependence Between Adaptive Resolution of Motion Vector Difference and Signaling/Derivation of Motion Vector-Related Parameters
PCT/US2022/031737 WO2023140883A1 (en) 2022-01-18 2022-06-01 Interdependence between adaptive resolution of motion vector difference and signaling/derivation of motion vector-related parameters

Publications (1)

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AU2022435738A1 true AU2022435738A1 (en) 2023-10-05

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AU2022435738A Pending AU2022435738A1 (en) 2022-01-18 2022-06-01 Interdependence between adaptive resolution of motion vector difference and signaling/derivation of motion vector-related parameters

Country Status (5)

Country Link
KR (1) KR20230133351A (zh)
CN (1) CN116830582A (zh)
AU (1) AU2022435738A1 (zh)
CA (1) CA3213453A1 (zh)
WO (1) WO2023140883A1 (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117097906B (zh) * 2023-10-20 2023-12-26 河北天英软件科技有限公司 一种区域医疗资源高效利用的方法及系统

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10536701B2 (en) * 2011-07-01 2020-01-14 Qualcomm Incorporated Video coding using adaptive motion vector resolution
US9363512B2 (en) * 2012-03-08 2016-06-07 Blackberry Limited Motion vector sign bit hiding
US10979732B2 (en) * 2016-10-04 2021-04-13 Qualcomm Incorporated Adaptive motion vector precision for video coding
CN110809165B (zh) * 2018-08-04 2022-07-26 北京字节跳动网络技术有限公司 仿射的运动矢量差精度
WO2020130520A1 (ko) * 2018-12-16 2020-06-25 엘지전자 주식회사 화면간 예측을 사용하여 비디오 신호를 처리하기 위한 방법 및 장치
WO2021030502A1 (en) * 2019-08-12 2021-02-18 Beijing Dajia Internet Information Technology Co., Ltd. Methods and apparatuses for adaptive motion vector resolution in video coding
US11563980B2 (en) * 2020-04-02 2023-01-24 Qualcomm Incorporated General constraint information syntax in video coding
US20230132329A1 (en) * 2021-10-21 2023-04-27 Tencent America LLC Interdependence Between Adaptive Resolution of Motion Vector Difference and Signaling/Derivation of Motion Vector-Related Parameters

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Publication number Publication date
CA3213453A1 (en) 2023-07-27
CN116830582A (zh) 2023-09-29
KR20230133351A (ko) 2023-09-19
WO2023140883A1 (en) 2023-07-27

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