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MX2025001288A - Prediccion de vector de movimiento para codificacion de video - Google Patents

Prediccion de vector de movimiento para codificacion de video

Info

Publication number
MX2025001288A
MX2025001288A MX2025001288A MX2025001288A MX2025001288A MX 2025001288 A MX2025001288 A MX 2025001288A MX 2025001288 A MX2025001288 A MX 2025001288A MX 2025001288 A MX2025001288 A MX 2025001288A MX 2025001288 A MX2025001288 A MX 2025001288A
Authority
MX
Mexico
Prior art keywords
neighboring blocks
spatial neighboring
mvp
obtaining
video block
Prior art date
Application number
MX2025001288A
Other languages
English (en)
Inventor
Yi- Wen Chen
Xiaoyu Xiu
Tsung- Chuan MA
Hong- Jheng Jhu
Shuiming Ye
Xianglin Wang
Original Assignee
Beijing Dajia Internet Information Tech Co Ltd
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 Beijing Dajia Internet Information Tech Co Ltd filed Critical Beijing Dajia Internet Information Tech Co Ltd
Publication of MX2025001288A publication Critical patent/MX2025001288A/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
    • 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
    • H04N19/169—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
    • H04N19/172—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 picture, frame or field
    • 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
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • 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
    • H04N19/57—Motion estimation characterised by a search window with variable size or shape
    • 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 proporciona un método de decodificación de una señal de video, aparato, y un medio de almacenamiento legible por computadora no transitorio; el método incluye obtener un bloque de video de la señal de video, obtener bloques vecinos espaciales con base en el bloque de video, obtener hasta un pronosticador de vector de movimiento (MVP) no escalado izquierdo con base en los múltiples bloques vecinos espaciales izquierdos, obtener hasta un MVP no escalado superior con base en los múltiples bloques vecinos espaciales superiores, derivar, en el decodificador y al reducir posibilidad de seleccionar MVP escalados derivados de los bloques vecinos espaciales, una lista candidatos de MVP con base en el bloque de video, los múltiples bloques vecinos espaciales izquierdos, los múltiples bloques vecinos espaciales superiores, recibir un mejor MVP con base en la lista candidatos de MVP, y obtener una señal de predicción del bloque de video con base en el mejor MVP.
MX2025001288A 2019-06-13 2021-12-02 Prediccion de vector de movimiento para codificacion de video MX2025001288A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201962861315P 2019-06-13 2019-06-13
PCT/US2020/037649 WO2020252422A1 (en) 2019-06-13 2020-06-13 Motion vector prediction for video coding

Publications (1)

Publication Number Publication Date
MX2025001288A true MX2025001288A (es) 2025-03-07

Family

ID=73782260

Family Applications (2)

Application Number Title Priority Date Filing Date
MX2021014880A MX2021014880A (es) 2019-06-13 2020-06-13 Prediccion de vector de movimiento para codificacion de video.
MX2025001288A MX2025001288A (es) 2019-06-13 2021-12-02 Prediccion de vector de movimiento para codificacion de video

Family Applications Before (1)

Application Number Title Priority Date Filing Date
MX2021014880A MX2021014880A (es) 2019-06-13 2020-06-13 Prediccion de vector de movimiento para codificacion de video.

Country Status (7)

Country Link
US (2) US11917189B2 (es)
EP (1) EP3963891A4 (es)
JP (4) JP7198949B2 (es)
KR (2) KR102858626B1 (es)
CN (2) CN115065828B (es)
MX (2) MX2021014880A (es)
WO (1) WO2020252422A1 (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102858626B1 (ko) * 2019-06-13 2025-09-10 베이징 다지아 인터넷 인포메이션 테크놀로지 컴퍼니 리미티드 비디오 코딩을 위한 모션 벡터 예측

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8755437B2 (en) * 2011-03-17 2014-06-17 Mediatek Inc. Method and apparatus for derivation of spatial motion vector candidate and motion vector prediction candidate
HUE061938T2 (hu) * 2011-03-21 2023-09-28 Lg Electronics Inc Mozgásvektor-prediktor kiválasztása
PT2728875T (pt) * 2011-06-28 2019-03-19 Lg Electronics Inc Processo de definição de uma lista de vectores de movimento
KR20130030181A (ko) 2011-09-16 2013-03-26 한국전자통신연구원 움직임 벡터 예측기를 이용한 움직임 벡터 부호화/복호화 방법 및 장치
PL409214A1 (pl) * 2011-11-08 2015-07-20 Kt Corporation Sposób i urządzenie do skanowania współczynników na podstawie trybu podziału jednostki predykcji
CN104272743B (zh) * 2012-05-09 2019-01-01 太阳专利托管公司 执行运动矢量预测的方法、编码和解码方法及其装置
MX346561B (es) * 2012-07-02 2017-03-24 Samsung Electronics Co Ltd Metodo y aparato para predecir un vector de movimiento para la codificacion de video o decodificacion de video.
US10432928B2 (en) 2014-03-21 2019-10-01 Qualcomm Incorporated Using a current picture as a reference for video coding
US11477477B2 (en) * 2015-01-26 2022-10-18 Qualcomm Incorporated Sub-prediction unit based advanced temporal motion vector prediction
WO2016165069A1 (en) * 2015-04-14 2016-10-20 Mediatek Singapore Pte. Ltd. Advanced temporal motion vector prediction in video coding
WO2017039117A1 (ko) * 2015-08-30 2017-03-09 엘지전자(주) 영상의 부호화/복호화 방법 및 이를 위한 장치
CN108293131B (zh) * 2015-11-20 2021-08-31 联发科技股份有限公司 基于优先级运动矢量预测子推导的方法及装置
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
US10560718B2 (en) * 2016-05-13 2020-02-11 Qualcomm Incorporated Merge candidates for motion vector prediction for video coding
US10298951B2 (en) * 2017-04-06 2019-05-21 Mediatek Inc. Method and apparatus of motion vector prediction
CN109691104B (zh) * 2017-06-23 2021-02-23 联发科技股份有限公司 处理360度虚拟现实图像的方法与装置
WO2019144908A1 (en) * 2018-01-26 2019-08-01 Mediatek Inc. Method and apparatus of affine inter prediction for video coding system
EP3794819A4 (en) * 2018-05-23 2022-12-07 HFI Innovation Inc. METHOD AND APPARATUS FOR VIDEO CODING WITH BI-DIRECTIONAL CU WEIGHTS
WO2019235822A1 (ko) * 2018-06-04 2019-12-12 엘지전자 주식회사 어파인 움직임 예측을 이용하여 비디오 신호를 처리하는 방법 및 장치
US10735763B2 (en) * 2018-07-27 2020-08-04 Tencent America LLC Method and apparatus for motion vector prediction using spatial and temporal combination
US10904557B2 (en) * 2019-01-22 2021-01-26 Tencent America LLC Method and apparatus for video coding
KR102858626B1 (ko) * 2019-06-13 2025-09-10 베이징 다지아 인터넷 인포메이션 테크놀로지 컴퍼니 리미티드 비디오 코딩을 위한 모션 벡터 예측

Also Published As

Publication number Publication date
JP2025122190A (ja) 2025-08-20
EP3963891A4 (en) 2022-08-03
JP7685083B2 (ja) 2025-05-28
US11917189B2 (en) 2024-02-27
JP2022527673A (ja) 2022-06-02
US20220094970A1 (en) 2022-03-24
JP2023030061A (ja) 2023-03-07
JP2024038295A (ja) 2024-03-19
EP3963891A1 (en) 2022-03-09
JP7198949B2 (ja) 2023-01-04
CN115065828B (zh) 2024-05-03
KR20210153139A (ko) 2021-12-16
CN115065828A (zh) 2022-09-16
US20240163469A1 (en) 2024-05-16
MX2021014880A (es) 2022-01-18
WO2020252422A1 (en) 2020-12-17
KR102437696B1 (ko) 2022-08-26
KR102858626B1 (ko) 2025-09-10
KR20220122802A (ko) 2022-09-02
CN113994700A (zh) 2022-01-28

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