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MX2020003973A - Candidatos de predictor mejorados para compensacion de movimiento. - Google Patents

Candidatos de predictor mejorados para compensacion de movimiento.

Info

Publication number
MX2020003973A
MX2020003973A MX2020003973A MX2020003973A MX2020003973A MX 2020003973 A MX2020003973 A MX 2020003973A MX 2020003973 A MX2020003973 A MX 2020003973A MX 2020003973 A MX2020003973 A MX 2020003973A MX 2020003973 A MX2020003973 A MX 2020003973A
Authority
MX
Mexico
Prior art keywords
motion compensation
predictor candidates
improved predictor
improved
decoder
Prior art date
Application number
MX2020003973A
Other languages
English (en)
Inventor
Fabrice Leleannec
Tangi Poirier
Antoine Robert
Original Assignee
Interdigital Vc Holdings 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 Interdigital Vc Holdings Inc filed Critical Interdigital Vc Holdings Inc
Publication of MX2020003973A publication Critical patent/MX2020003973A/es

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
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/147—Data rate or code amount at the encoder output according to rate distortion criteria
    • 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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame 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
    • H04N19/50—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
    • H04N19/54—Motion estimation other than block-based using feature points or meshes
    • 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
    • H04N19/56—Motion estimation with initialisation of the vector search, e.g. estimating a good candidate to initiate a search
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)

Abstract

Se describen diferentes implementaciones para determinar un conjunto de candidatos de predictor para modo de codificación de fusión afín de bloques vecinos para compensación de movimiento de un bloque de imagen con base en un modelo de movimiento para un codificador o decodificador de contenido de video.
MX2020003973A 2017-10-05 2018-10-04 Candidatos de predictor mejorados para compensacion de movimiento. MX2020003973A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP17306335.5A EP3468195A1 (en) 2017-10-05 2017-10-05 Improved predictor candidates for motion compensation
PCT/US2018/054300 WO2019070933A1 (en) 2017-10-05 2018-10-04 ENHANCED PREDICTORS FOR MOTION COMPENSATION

Publications (1)

Publication Number Publication Date
MX2020003973A true MX2020003973A (es) 2020-08-13

Family

ID=60119972

Family Applications (2)

Application Number Title Priority Date Filing Date
MX2020003973A MX2020003973A (es) 2017-10-05 2018-10-04 Candidatos de predictor mejorados para compensacion de movimiento.
MX2024002694A MX2024002694A (es) 2017-10-05 2020-07-13 Candidatos de predictor mejorados para compensacion de movimiento.

Family Applications After (1)

Application Number Title Priority Date Filing Date
MX2024002694A MX2024002694A (es) 2017-10-05 2020-07-13 Candidatos de predictor mejorados para compensacion de movimiento.

Country Status (8)

Country Link
US (3) US11805272B2 (es)
EP (2) EP3468195A1 (es)
JP (4) JP7277447B2 (es)
KR (2) KR102863050B1 (es)
CN (4) CN118075488A (es)
AU (2) AU2018346321B2 (es)
MX (2) MX2020003973A (es)
WO (1) WO2019070933A1 (es)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116915986A (zh) * 2017-12-12 2023-10-20 华为技术有限公司 视频数据的帧间预测方法和装置
US20190222834A1 (en) * 2018-01-18 2019-07-18 Mediatek Inc. Variable affine merge candidates for video coding
US11570443B2 (en) * 2018-01-25 2023-01-31 Wilus Institute Of Standards And Technology Inc. Method and apparatus for video signal processing using sub-block based motion compensation
WO2020010741A1 (zh) * 2018-07-11 2020-01-16 华为技术有限公司 视频编码器、视频解码器及相应方法
CN117528073A (zh) * 2018-07-13 2024-02-06 Lg电子株式会社 解码设备、编码设备和发送用于视频的数据的设备
GB2597616B (en) * 2018-09-21 2023-01-18 Canon Kk Video coding and decoding
GB2577318B (en) 2018-09-21 2021-03-10 Canon Kk Video coding and decoding
GB2579763B (en) 2018-09-21 2021-06-09 Canon Kk Video coding and decoding
GB2578150C (en) 2018-10-18 2022-05-18 Canon Kk Video coding and decoding
GB2595054B (en) 2018-10-18 2022-07-06 Canon Kk Video coding and decoding
US10904550B2 (en) * 2019-01-12 2021-01-26 Tencent America LLC Method and apparatus for video coding
CA3143538C (en) 2019-06-14 2024-10-15 Lg Electronics Inc. METHOD AND DEVICE FOR IMAGE DECODING FOR DERIVATING WEIGHTING INDEX INFORMATION FOR PRODUCING PREDICTION SAMPLES
US11432002B2 (en) * 2019-07-08 2022-08-30 Hyundai Motor Company Method and apparatus for encoding and decoding video using inter-prediction
CN114731428B (zh) * 2019-09-19 2025-07-04 北京小米移动软件有限公司 用于执行prof的图像编码/解码方法和装置及发送比特流的方法
CN114631316B (zh) * 2019-09-20 2025-10-17 交互数字Ce专利控股公司 用于视频编解码的编解码模式信息传播
US11582475B2 (en) * 2019-09-24 2023-02-14 Qualcomm Incorporated History-based motion vector prediction
CN112738524B (zh) * 2021-04-06 2021-06-08 浙江华创视讯科技有限公司 图像编码方法、装置、存储介质及电子设备
US11936877B2 (en) * 2021-04-12 2024-03-19 Qualcomm Incorporated Template matching based affine prediction for video coding
CN117581542A (zh) * 2021-09-06 2024-02-20 北京达佳互联信息技术有限公司 视频编解码中针对仿射合并模式的候选导出
KR20240117573A (ko) * 2022-01-04 2024-08-01 엘지전자 주식회사 영상 인코딩/디코딩 방법 및 장치, 그리고 비트스트림을 저장한 기록 매체
US12058316B2 (en) * 2022-05-17 2024-08-06 Tencent America LLC Adjacent spatial motion vector predictor candidates improvement

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100316411B1 (ko) * 1999-03-31 2001-12-20 전주범 제어 그리드 보간방식에 따른 영상부호기에서 판별형 벡터양자화를 이용한 제어점의 움직임 벡터 산출 장치
US10334259B2 (en) 2012-12-07 2019-06-25 Qualcomm Incorporated Advanced residual prediction in scalable and multi-view video coding
US9800857B2 (en) 2013-03-08 2017-10-24 Qualcomm Incorporated Inter-view residual prediction in multi-view or 3-dimensional video coding
US9967592B2 (en) 2014-01-11 2018-05-08 Qualcomm Incorporated Block-based advanced residual prediction for 3D video coding
US9438910B1 (en) * 2014-03-11 2016-09-06 Google Inc. Affine motion prediction in video coding
MY190198A (en) 2015-03-10 2022-04-04 Huawei Tech Co Ltd Picture prediction method and related apparatus
KR20180028513A (ko) 2015-08-04 2018-03-16 엘지전자 주식회사 비디오 코딩 시스템에서 인터 예측 방법 및 장치
CN105163116B (zh) 2015-08-29 2018-07-31 华为技术有限公司 图像预测的方法及设备
CN108965871B (zh) 2015-09-29 2023-11-10 华为技术有限公司 图像预测的方法及装置
CN108432250A (zh) 2016-01-07 2018-08-21 联发科技股份有限公司 用于视频编解码的仿射帧间预测的方法及装置
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
WO2017147765A1 (en) * 2016-03-01 2017-09-08 Mediatek Inc. Methods for affine motion compensation
US10560712B2 (en) 2016-05-16 2020-02-11 Qualcomm Incorporated Affine motion prediction for video coding
US10477238B2 (en) 2016-09-07 2019-11-12 Qualcomm Incorporated Sub-PU based bi-directional motion compensation in video coding
US10448010B2 (en) * 2016-10-05 2019-10-15 Qualcomm Incorporated Motion vector prediction for affine motion models in video coding
US10805630B2 (en) 2017-04-28 2020-10-13 Qualcomm Incorporated Gradient based matching for motion search and derivation
US10602180B2 (en) 2017-06-13 2020-03-24 Qualcomm Incorporated Motion vector prediction
EP3422720A1 (en) * 2017-06-26 2019-01-02 Thomson Licensing Multiple predictor candidates for motion compensation
JP7261750B2 (ja) 2017-06-26 2023-04-20 インターデジタル ヴイシー ホールディングス， インコーポレイテッド 動き補償のための複数の予測子候補

Also Published As

Publication number Publication date
JP2025093942A (ja) 2025-06-24
JP2024096866A (ja) 2024-07-17
KR20200055129A (ko) 2020-05-20
CN118075489A (zh) 2024-05-24
WO2019070933A9 (en) 2020-06-04
US20250317596A1 (en) 2025-10-09
EP3468195A1 (en) 2019-04-10
CN118075490A (zh) 2024-05-24
JP7277447B2 (ja) 2023-05-19
CN111480340A (zh) 2020-07-31
JP7474365B2 (ja) 2024-04-24
KR20250140649A (ko) 2025-09-25
KR102863050B1 (ko) 2025-09-22
JP7640779B2 (ja) 2025-03-05
US20240073439A1 (en) 2024-02-29
AU2018346321B2 (en) 2023-07-20
AU2023204253A1 (en) 2023-07-27
WO2019070933A1 (en) 2019-04-11
AU2018346321A1 (en) 2020-04-23
US12368881B2 (en) 2025-07-22
MX2024002694A (es) 2024-03-20
CN118075488A (zh) 2024-05-24
JP2023100843A (ja) 2023-07-19
US20200288163A1 (en) 2020-09-10
US11805272B2 (en) 2023-10-31
CN111480340B (zh) 2024-06-21
JP2020537394A (ja) 2020-12-17
EP3692717A1 (en) 2020-08-12
JP7808217B2 (ja) 2026-01-28

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