CN118200520A - 用于视频编码和解码的方法及设备 - Google Patents

用于视频编码和解码的方法及设备 Download PDF

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Publication number
CN118200520A
CN118200520A CN202410310105.0A CN202410310105A CN118200520A CN 118200520 A CN118200520 A CN 118200520A CN 202410310105 A CN202410310105 A CN 202410310105A CN 118200520 A CN118200520 A CN 118200520A
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CN
China
Prior art keywords
block
predictor
candidates
candidate
predictor candidate
Prior art date
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Pending
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CN202410310105.0A
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English (en)
Chinese (zh)
Inventor
A·罗伯特
F·莱林内克
T·波里尔
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InterDigital VC Holdings Inc
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InterDigital VC Holdings Inc
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Publication date
Priority claimed from EP17305797.7A external-priority patent/EP3422720A1/en
Application filed by InterDigital VC Holdings Inc filed Critical InterDigital VC Holdings Inc
Publication of CN118200520A publication Critical patent/CN118200520A/zh
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
    • H04N19/10—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
    • H04N19/154—Measured or subjectively estimated visual quality after decoding, e.g. measurement of distortion
    • 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
    • H04N19/182—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 pixel
    • 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
    • H04N19/50—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
    • H04N19/521—Processing of motion vectors for estimating the reliability of the determined motion vectors or motion vector field, e.g. for smoothing the motion vector field or for correcting motion vectors
    • 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
    • H04N19/537—Motion estimation other than block-based
    • 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
    • H04N19/567—Motion estimation based on rate distortion criteria

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CN202410310105.0A 2017-06-26 2018-06-25 用于视频编码和解码的方法及设备 Pending CN118200520A (zh)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
EP17305797.7A EP3422720A1 (en) 2017-06-26 2017-06-26 Multiple predictor candidates for motion compensation
EP17305797.7 2017-06-26
EP18305386.7 2018-03-30
EP18305386 2018-03-30
CN201880043104.7A CN110870314B (zh) 2017-06-26 2018-06-25 用于运动补偿的多个预测器候选
PCT/EP2018/066975 WO2019002215A1 (en) 2017-06-26 2018-06-25 MULTIPLE PREDICTION CANDIDATES FOR MOTION COMPENSATION

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN201880043104.7A Division CN110870314B (zh) 2017-06-26 2018-06-25 用于运动补偿的多个预测器候选

Publications (1)

Publication Number Publication Date
CN118200520A true CN118200520A (zh) 2024-06-14

Family

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Family Applications (3)

Application Number Title Priority Date Filing Date
CN202410310105.0A Pending CN118200520A (zh) 2017-06-26 2018-06-25 用于视频编码和解码的方法及设备
CN201880043104.7A Active CN110870314B (zh) 2017-06-26 2018-06-25 用于运动补偿的多个预测器候选
CN202410310266.XA Pending CN118233624A (zh) 2017-06-26 2018-06-25 用于视频编码和解码的方法及设备

Family Applications After (2)

Application Number Title Priority Date Filing Date
CN201880043104.7A Active CN110870314B (zh) 2017-06-26 2018-06-25 用于运动补偿的多个预测器候选
CN202410310266.XA Pending CN118233624A (zh) 2017-06-26 2018-06-25 用于视频编码和解码的方法及设备

Country Status (6)

Country Link
US (3) US11245921B2 (https=)
EP (1) EP3646598A1 (https=)
JP (3) JP7261750B2 (https=)
CN (3) CN118200520A (https=)
RU (1) RU2770185C2 (https=)
WO (1) WO2019002215A1 (https=)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3468195A1 (en) 2017-10-05 2019-04-10 Thomson Licensing Improved predictor candidates for motion compensation
WO2019229683A1 (en) 2018-05-31 2019-12-05 Beijing Bytedance Network Technology Co., Ltd. Concept of interweaved prediction
WO2019234598A1 (en) 2018-06-05 2019-12-12 Beijing Bytedance Network Technology Co., Ltd. Interaction between ibc and stmvp
CN110620932B (zh) * 2018-06-19 2022-11-08 北京字节跳动网络技术有限公司 依赖模式的运动矢量差精度集
CN110636298B (zh) 2018-06-21 2022-09-13 北京字节跳动网络技术有限公司 对于Merge仿射模式和非Merge仿射模式的统一约束
EP3788782A1 (en) 2018-06-21 2021-03-10 Beijing Bytedance Network Technology Co. Ltd. Sub-block mv inheritance between color components
CN112055970B (zh) * 2018-08-28 2024-04-09 华为技术有限公司 候选运动信息列表的构建方法、帧间预测方法及装置
CN116033150A (zh) * 2018-09-08 2023-04-28 北京字节跳动网络技术有限公司 不同视频块尺寸的仿射模式计算
JP7212150B2 (ja) 2018-09-19 2023-01-24 北京字節跳動網絡技術有限公司 適応動きベクトル解像度によるアフィンモードへの構文の使用
EP3854078A1 (en) 2018-09-21 2021-07-28 InterDigital VC Holdings, Inc. Translational and affine candidates in a unified list
WO2020058955A1 (en) * 2018-09-23 2020-03-26 Beijing Bytedance Network Technology Co., Ltd. Multiple-hypothesis affine mode
WO2020065517A1 (en) 2018-09-24 2020-04-02 Beijing Bytedance Network Technology Co., Ltd. Simplified history based motion vector prediction
WO2020084470A1 (en) 2018-10-22 2020-04-30 Beijing Bytedance Network Technology Co., Ltd. Storage of motion parameters with clipping for affine mode
CN112997495B (zh) 2018-11-10 2024-02-20 北京字节跳动网络技术有限公司 当前图片参考中的取整
KR102387873B1 (ko) * 2018-12-13 2022-04-18 베이징 다지아 인터넷 인포메이션 테크놀로지 컴퍼니 리미티드 구축된 아핀 병합 후보들을 도출하기 위한 방법
WO2020140948A1 (en) * 2019-01-02 2020-07-09 Beijing Bytedance Network Technology Co., Ltd. Motion vector derivation between dividing patterns
WO2020156516A1 (en) 2019-01-31 2020-08-06 Beijing Bytedance Network Technology Co., Ltd. Context for coding affine mode adaptive motion vector resolution
CN120980252A (zh) 2019-01-31 2025-11-18 北京字节跳动网络技术有限公司 对称运动矢量差编解码模式的快速算法
WO2020173477A1 (en) * 2019-02-27 2020-09-03 Beijing Bytedance Network Technology Co., Ltd. Regression-based motion vector field based sub-block motion vector derivation
EP4243417A3 (en) * 2019-03-11 2023-11-15 Alibaba Group Holding Limited Method, device, and system for determining prediction weight for merge mode
JP7256290B2 (ja) * 2019-03-12 2023-04-11 エルジー エレクトロニクス インコーポレイティド 双予測のための加重値インデックス情報を誘導するビデオ又は映像コーディング
JP7669278B2 (ja) 2019-03-17 2025-04-28 北京字節跳動網絡技術有限公司 オプティカルフローベースの予測精緻化の計算
WO2020198497A1 (en) 2019-03-26 2020-10-01 Vid Scale, Inc. Methods and apparatus for prediction refinement for decoder side motion vector refinement with optical flow
PH12021552704A1 (en) * 2019-04-25 2022-03-07 Op Solutions Llc Efficient coding of global motion vectors
KR102934010B1 (ko) * 2019-06-14 2026-03-03 엘지전자 주식회사 쌍 예측(bi-prediction)이 적용되는 경우 가중 평균을 위한 가중치 인덱스 정보를 도출하는 영상 디코딩 방법 및 그 장치
CN113994701B (zh) * 2019-06-24 2026-03-27 阿里巴巴创新公司 用于在视频编码中进行运动场存储的方法和设备
EP4412211A4 (en) * 2021-09-29 2025-09-10 Lg Electronics Inc IMAGE ENCODING/DECODING METHOD AND APPARATUS, AND RECORDING MEDIUM STORING BITSTREAM
US12149732B2 (en) * 2022-11-22 2024-11-19 Tencent America LLC Systems and methods for improving warp extend and warp delta signaling with backup candidates

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3790804B2 (ja) 1996-04-19 2006-06-28 ノキア コーポレイション 動きに基づく分割及び合併を用いたビデオ・エンコーダ及びデコーダ
US20050013498A1 (en) * 2003-07-18 2005-01-20 Microsoft Corporation Coding of motion vector information
US7567617B2 (en) * 2003-09-07 2009-07-28 Microsoft Corporation Predicting motion vectors for fields of forward-predicted interlaced video frames
US8064520B2 (en) 2003-09-07 2011-11-22 Microsoft Corporation Advanced bi-directional predictive coding of interlaced video
US9083983B2 (en) * 2011-10-04 2015-07-14 Qualcomm Incorporated Motion vector predictor candidate clipping removal for video coding
CA2887106A1 (en) * 2012-10-03 2014-04-10 Mediatek Inc. Method and apparatus for inter-component motion prediction in three-dimensional video coding
WO2014120368A1 (en) * 2013-01-30 2014-08-07 Intel Corporation Content adaptive entropy coding for next generation video
US9438910B1 (en) * 2014-03-11 2016-09-06 Google Inc. Affine motion prediction in video coding
RU2577486C2 (ru) 2014-07-10 2016-03-20 Самсунг Электроникс Ко., Лтд. Способ автоматического извлечения индексов ключевых кадров для расширения видеоданных
CN107809642B (zh) * 2015-02-16 2020-06-16 华为技术有限公司 用于视频图像编码和解码的方法、编码设备和解码设备
SG10202111537RA (en) 2015-03-10 2021-11-29 Huawei Tech Co Ltd Picture prediction method and related apparatus
US10798403B2 (en) * 2016-01-29 2020-10-06 Sharp Kabushiki Kaisha Prediction image generation device, video decoding device, and video coding device
CN107046645B9 (zh) 2016-02-06 2020-08-14 华为技术有限公司 图像编解码方法及装置
EP3414900B1 (en) * 2016-03-15 2025-08-06 HFI Innovation Inc. Method and apparatus of video coding with affine motion compensation
US10560712B2 (en) 2016-05-16 2020-02-11 Qualcomm Incorporated Affine motion prediction for video coding
US10462462B2 (en) * 2016-09-29 2019-10-29 Qualcomm Incorporated Motion vector difference coding technique for video coding
US10448010B2 (en) * 2016-10-05 2019-10-15 Qualcomm Incorporated Motion vector prediction for affine motion models in video coding
US10681370B2 (en) * 2016-12-29 2020-06-09 Qualcomm Incorporated Motion vector generation for affine motion model for video coding
WO2018128379A1 (ko) * 2017-01-03 2018-07-12 엘지전자(주) 어파인 예측을 이용하여 비디오 신호를 처리하는 방법 및 장치
US10602180B2 (en) * 2017-06-13 2020-03-24 Qualcomm Incorporated Motion vector prediction
US10798394B2 (en) * 2018-06-27 2020-10-06 Avago Technologies International Sales Pte. Limited Low complexity affine merge mode for versatile video coding

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Publication number Publication date
RU2020102878A3 (https=) 2021-10-13
EP3646598A1 (en) 2020-05-06
JP2020526066A (ja) 2020-08-27
JP7261750B2 (ja) 2023-04-20
CN118233624A (zh) 2024-06-21
JP7804005B2 (ja) 2026-01-21
CN110870314A (zh) 2020-03-06
CN110870314B (zh) 2024-04-02
JP2023098974A (ja) 2023-07-11
US11785250B2 (en) 2023-10-10
JP2024125322A (ja) 2024-09-18
RU2020102878A (ru) 2021-07-27
US20230421801A1 (en) 2023-12-28
US20220116654A1 (en) 2022-04-14
US11245921B2 (en) 2022-02-08
WO2019002215A1 (en) 2019-01-03
JP7506220B2 (ja) 2024-06-25
RU2770185C2 (ru) 2022-04-14
US20200221120A1 (en) 2020-07-09

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