IL293448B1 - History-based motion vector contract constraint for a merger evaluation area - Google Patents

History-based motion vector contract constraint for a merger evaluation area

Info

Publication number
IL293448B1
IL293448B1 IL293448A IL29344822A IL293448B1 IL 293448 B1 IL293448 B1 IL 293448B1 IL 293448 A IL293448 A IL 293448A IL 29344822 A IL29344822 A IL 29344822A IL 293448 B1 IL293448 B1 IL 293448B1
Authority
IL
Israel
Prior art keywords
block
mer
video
video data
coordinate
Prior art date
Application number
IL293448A
Other languages
English (en)
Hebrew (he)
Other versions
IL293448A (en
Original Assignee
Qualcomm Inc
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 filed Critical Qualcomm Inc
Publication of IL293448A publication Critical patent/IL293448A/en
Publication of IL293448B1 publication Critical patent/IL293448B1/en

Links

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
    • H04N19/50—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
    • H04N19/134—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
    • H04N19/167—Position within a video image, e.g. region of interest [ROI]
    • 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
    • H04N19/50—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
    • H04N19/58—Motion compensation with long-term prediction, i.e. the reference frame for a current frame not being the temporally closest one
    • 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
    • H04N19/436—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 using parallelised computational arrangements

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)
IL293448A 2019-12-31 2020-12-30 History-based motion vector contract constraint for a merger evaluation area IL293448B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201962955977P 2019-12-31 2019-12-31
US17/136,983 US11722692B2 (en) 2019-12-31 2020-12-29 History-based motion vector predictor constraint for merge estimation region
PCT/US2020/067476 WO2021138428A1 (en) 2019-12-31 2020-12-30 History-based motion vector predictor constraint for merge estimation region

Publications (2)

Publication Number Publication Date
IL293448A IL293448A (en) 2022-07-01
IL293448B1 true IL293448B1 (en) 2026-01-01

Family

ID=76546766

Family Applications (1)

Application Number Title Priority Date Filing Date
IL293448A IL293448B1 (en) 2019-12-31 2020-12-30 History-based motion vector contract constraint for a merger evaluation area

Country Status (9)

Country Link
US (1) US11722692B2 (https=)
EP (1) EP4085629A1 (https=)
JP (1) JP7730820B2 (https=)
KR (1) KR20220122997A (https=)
CL (1) CL2022001771A1 (https=)
CO (1) CO2022008965A2 (https=)
IL (1) IL293448B1 (https=)
TW (1) TWI865705B (https=)
WO (1) WO2021138428A1 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021045071A1 (ja) * 2019-09-03 2021-03-11 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 符号化装置、復号装置、符号化方法、および復号方法
US12212776B2 (en) * 2021-09-24 2025-01-28 Apple Inc. Systems and methods for low resolution motion estimation searches
US20250016325A1 (en) * 2021-11-18 2025-01-09 Lg Electronics Inc. Image encoding/decoding method and device, and recording medium in which bitstream is stored
US20240080462A1 (en) * 2022-09-06 2024-03-07 Apple Inc. Systems and Methods for Low-Resolution Motion Estimation Searches

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR112020023571A8 (pt) * 2018-05-23 2023-02-07 Mediatek Inc Método e aparelho de codificação de vídeo usando ponderação de cu bidirecional
US11606575B2 (en) * 2018-07-10 2023-03-14 Qualcomm Incorporated Multiple history based non-adjacent MVPs for wavefront processing of video coding
US10440378B1 (en) 2018-07-17 2019-10-08 Tencent America LLC Method and apparatus for history-based motion vector prediction with parallel processing
US10362330B1 (en) * 2018-07-30 2019-07-23 Tencent America LLC Combining history-based motion vector prediction and non-adjacent merge prediction
US10924731B2 (en) * 2018-08-28 2021-02-16 Tencent America LLC Complexity constraints on merge candidates list construction
US11184635B2 (en) * 2018-08-31 2021-11-23 Tencent America LLC Method and apparatus for video coding with motion vector constraints
WO2020067835A1 (ko) * 2018-09-28 2020-04-02 엘지전자 주식회사 어파인 예측을 이용하여 비디오 신호를 처리하기 위한 방법 및 장치
BR112021007863A2 (pt) * 2018-11-02 2021-07-27 Beijing Bytedance Network Technology Co., Ltd. método e aparelho para processar dados de vídeo, e, meios de armazenamento e de gravação legíveis por computador não transitórios
US11012697B2 (en) * 2018-12-07 2021-05-18 Qualcomm Incorporated Shared candidate list and parallel candidate list derivation for video coding
EP4429246B1 (en) 2018-12-29 2026-03-25 SZ DJI Technology Co., Ltd. Video processing method and device

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
ESENLIK (HUAWEI) S ET AL:, NON-CE4: PARALLEL MERGE ESTIMATION FOR VVVC, 5 October 2018 (2018-10-05) *

Also Published As

Publication number Publication date
WO2021138428A1 (en) 2021-07-08
TW202133619A (zh) 2021-09-01
KR20220122997A (ko) 2022-09-05
CO2022008965A2 (es) 2022-07-19
CN115176472A (zh) 2022-10-11
EP4085629A1 (en) 2022-11-09
US20210203982A1 (en) 2021-07-01
CL2022001771A1 (es) 2023-02-10
JP2023508468A (ja) 2023-03-02
JP7730820B2 (ja) 2025-08-28
TWI865705B (zh) 2024-12-11
IL293448A (en) 2022-07-01
US11722692B2 (en) 2023-08-08

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