CN115176472B - 用于合并估计区域的基于历史的运动向量预测约束 - Google Patents

用于合并估计区域的基于历史的运动向量预测约束

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Publication number
CN115176472B
CN115176472B CN202080089403.1A CN202080089403A CN115176472B CN 115176472 B CN115176472 B CN 115176472B CN 202080089403 A CN202080089403 A CN 202080089403A CN 115176472 B CN115176472 B CN 115176472B
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China
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block
video
video data
hmvp
floor
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Chinese (zh)
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CN115176472A (zh
Inventor
黄晗
W-J·钱
V·谢廖金
M·卡切夫维茨
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Qualcomm Inc
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Qualcomm Inc
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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
    • H04N19/134—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)
CN202080089403.1A 2019-12-31 2020-12-30 用于合并估计区域的基于历史的运动向量预测约束 Active CN115176472B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201962955977P 2019-12-31 2019-12-31
US62/955,977 2019-12-31
US17/136,983 US11722692B2 (en) 2019-12-31 2020-12-29 History-based motion vector predictor constraint for merge estimation region
US17/136,983 2020-12-29
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
CN115176472A CN115176472A (zh) 2022-10-11
CN115176472B true CN115176472B (zh) 2026-04-28

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Country Status (10)

Country Link
US (1) US11722692B2 (enExample)
EP (1) EP4085629A1 (enExample)
JP (1) JP7730820B2 (enExample)
KR (1) KR20220122997A (enExample)
CN (1) CN115176472B (enExample)
CL (1) CL2022001771A1 (enExample)
CO (1) CO2022008965A2 (enExample)
IL (1) IL293448B1 (enExample)
TW (1) TWI865705B (enExample)
WO (1) WO2021138428A1 (enExample)

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Publication number Priority date Publication date Assignee Title
CN114270862A (zh) * 2019-09-03 2022-04-01 松下电器（美国）知识产权公司 编码装置、解码装置、编码方法和解码方法
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

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US10200711B2 (en) * 2015-03-27 2019-02-05 Qualcomm Incorporated Motion vector derivation in video coding
WO2019223746A1 (en) * 2018-05-23 2019-11-28 Mediatek Inc. Method and apparatus of video coding using bi-directional cu weight
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
KR102608615B1 (ko) * 2018-11-02 2023-12-05 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 Hmvp 후보 저장을 위한 표 유지
US11012697B2 (en) * 2018-12-07 2021-05-18 Qualcomm Incorporated Shared candidate list and parallel candidate list derivation for video coding
CN111213381B (zh) 2018-12-29 2021-11-12 深圳市大疆创新科技有限公司 视频处理方法和设备

Non-Patent Citations (2)

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Title
CE4-related: Simplification for share merge list and HMVP harmonization process;Suhong Wang et.al;JVET-N0486_v4;20190327;1-7 *
Non-CE4: Parallel Merge Estimation for VVC;Semih Esenlik et.al;JVET-L0216;20181012;1-7 *

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Publication number Publication date
CL2022001771A1 (es) 2023-02-10
CO2022008965A2 (es) 2022-07-19
IL293448A (en) 2022-07-01
IL293448B1 (en) 2026-01-01
TWI865705B (zh) 2024-12-11
JP7730820B2 (ja) 2025-08-28
US11722692B2 (en) 2023-08-08
WO2021138428A1 (en) 2021-07-08
TW202133619A (zh) 2021-09-01
KR20220122997A (ko) 2022-09-05
JP2023508468A (ja) 2023-03-02
US20210203982A1 (en) 2021-07-01
CN115176472A (zh) 2022-10-11
EP4085629A1 (en) 2022-11-09

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