TWI865705B - 用於合併估計區域的基於歷史的運動向量預測約束 - Google Patents

用於合併估計區域的基於歷史的運動向量預測約束 Download PDF

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TWI865705B
TWI865705B TW109146822A TW109146822A TWI865705B TW I865705 B TWI865705 B TW I865705B TW 109146822 A TW109146822 A TW 109146822A TW 109146822 A TW109146822 A TW 109146822A TW I865705 B TWI865705 B TW I865705B
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block
mer
video
video data
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TW109146822A
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TW202133619A (zh
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黃翰
錢偉榮
瓦迪姆 賽萊金
瑪塔 卡克基維克茲
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美商高通公司
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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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
TW109146822A 2019-12-31 2020-12-30 用於合併估計區域的基於歷史的運動向量預測約束 TWI865705B (zh)

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Application Number Priority Date Filing Date Title
US201962955977P 2019-12-31 2019-12-31
US62/955,977 2019-12-31
US17/136,983 2020-12-29
US17/136,983 US11722692B2 (en) 2019-12-31 2020-12-29 History-based motion vector predictor constraint for merge estimation region

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TW202133619A TW202133619A (zh) 2021-09-01
TWI865705B true TWI865705B (zh) 2024-12-11

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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=)

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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

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WO2019223746A1 (en) * 2018-05-23 2019-11-28 Mediatek Inc. Method and apparatus of video coding using bi-directional cu weight

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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
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
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WO2019223746A1 (en) * 2018-05-23 2019-11-28 Mediatek Inc. Method and apparatus of video coding using bi-directional cu weight
US10362330B1 (en) * 2018-07-30 2019-07-23 Tencent America LLC Combining history-based motion vector prediction and non-adjacent merge prediction

Non-Patent Citations (1)

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網路文獻 S. Esenlik et al., "Non-CE4: Parallel Merge Estimation for VVC," Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11, 12th Meeting: Macao, CN, 3–12 Oct. 2018. Document: JVET-L0216 (version 1 - date 2018-09-24 20:26:49) https://jvet-experts.org/doc_end_user/current_document.php?id=4307 *

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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
IL293448B1 (en) 2026-01-01
IL293448A (en) 2022-07-01
US11722692B2 (en) 2023-08-08

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