MX2021010779A - Derivacion de vector de movimiento en codificacion y decodificacion de video. - Google Patents

Derivacion de vector de movimiento en codificacion y decodificacion de video.

Info

Publication number
MX2021010779A
MX2021010779A MX2021010779A MX2021010779A MX2021010779A MX 2021010779 A MX2021010779 A MX 2021010779A MX 2021010779 A MX2021010779 A MX 2021010779A MX 2021010779 A MX2021010779 A MX 2021010779A MX 2021010779 A MX2021010779 A MX 2021010779A
Authority
MX
Mexico
Prior art keywords
motion vector
decoding
video encoding
vector derivation
vector refinement
Prior art date
Application number
MX2021010779A
Other languages
English (en)
Inventor
Philippe Bordes
Franck GALPIN
Fabrice Urban
Original Assignee
Interdigital Vc Holdings France
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 France filed Critical Interdigital Vc Holdings France
Publication of MX2021010779A publication Critical patent/MX2021010779A/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
    • H04N19/577—Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
    • 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
    • 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
    • H04N19/50—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
    • H04N19/523—Motion estimation or motion compensation with sub-pixel accuracy
    • 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
    • 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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop
    • 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
    • H04N19/56—Motion estimation with initialisation of the vector search, e.g. estimating a good candidate to initiate a search

Landscapes

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

Abstract

El procesamiento de video puede involucrar codificar y/o decodificar una imagen con base en la determinación de una activación de un modo de procesamiento que involucra un proceso de refinamiento de vector de movimiento y un segundo proceso diferente al proceso de refinamiento de vector de movimiento; modificar el proceso de refinamiento de vector de movimiento con base en la activación y el segundo proceso; y la codificación y/o decodificación de la imagen con base en el proceso de refinamiento de vector de movimiento modificado y el segundo proceso.
MX2021010779A 2019-03-08 2020-03-06 Derivacion de vector de movimiento en codificacion y decodificacion de video. MX2021010779A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP19305272 2019-03-08
PCT/IB2020/000290 WO2020183243A1 (en) 2019-03-08 2020-03-06 Motion vector derivation in video encoding and decoding

Publications (1)

Publication Number Publication Date
MX2021010779A true MX2021010779A (es) 2021-09-30

Family

ID=67437147

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2021010779A MX2021010779A (es) 2019-03-08 2020-03-06 Derivacion de vector de movimiento en codificacion y decodificacion de video.

Country Status (6)

Country Link
US (2) US11930184B2 (es)
EP (1) EP3935852A1 (es)
JP (1) JP7532388B2 (es)
CN (1) CN113615196A (es)
MX (1) MX2021010779A (es)
WO (1) WO2020183243A1 (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11985324B2 (en) * 2019-03-14 2024-05-14 Hfi Innovation Inc. Methods and apparatuses of video processing with motion refinement and sub-partition base padding
US11438623B2 (en) * 2019-07-08 2022-09-06 Hyundai Motor Company Method and device for encoding and decoding video using inter-prediction
US12073579B2 (en) * 2020-06-09 2024-08-27 Interdigital Ce Patent Holdings, Sas Local light field flow as an alternative to plane-sweep volumes
US20240007615A1 (en) * 2022-07-04 2024-01-04 Alibaba (China) Co., Ltd. Deriving bi-prediction with coding unit-level weight indices for merge candidates

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10333547B2 (en) * 2012-08-13 2019-06-25 Gurologic Microsystems Oy Encoder and method for encoding input data using a plurality of different transformations or combinations of transformations
AU2016316309B2 (en) 2015-09-02 2019-01-24 Hfi Innovation Inc. Method and apparatus of decoder side motion derivation for video coding
EP3264769A1 (en) * 2016-06-30 2018-01-03 Thomson Licensing Method and apparatus for video coding with automatic motion information refinement
EP3560202A4 (en) 2016-12-27 2020-07-29 MediaTek Inc. METHOD AND DEVICE FOR BILATERAL TEMPLATE MV REFINING FOR VIDEO CODING
US10701366B2 (en) * 2017-02-21 2020-06-30 Qualcomm Incorporated Deriving motion vector information at a video decoder
US10477237B2 (en) 2017-06-28 2019-11-12 Futurewei Technologies, Inc. Decoder side motion vector refinement in video coding
CN111083489B (zh) * 2018-10-22 2024-05-14 北京字节跳动网络技术有限公司 多次迭代运动矢量细化
WO2020084507A1 (en) * 2018-10-23 2020-04-30 Beijing Bytedance Network Technology Co., Ltd. Harmonized local illumination compensation and modified inter prediction coding

Also Published As

Publication number Publication date
EP3935852A1 (en) 2022-01-12
US11930184B2 (en) 2024-03-12
JP7532388B2 (ja) 2024-08-13
CN113615196A (zh) 2021-11-05
WO2020183243A1 (en) 2020-09-17
US20240171750A1 (en) 2024-05-23
US20220116621A1 (en) 2022-04-14
JP2022521893A (ja) 2022-04-13

Similar Documents

Publication Publication Date Title
MX2021010779A (es) Derivacion de vector de movimiento en codificacion y decodificacion de video.
MY183126A (en) Video picture coding method, video picture decoding method, coding device, and decoding device
PH12019502265A1 (en) Sub-prediction unit temporal motion vector prediction (sub-pu tmvp) for video coding
MX2018002477A (es) Metodo y aparato de derivacion de movimiento de lado de decodificador para codificacion de video.
MX2019007219A (es) Metodo y aparato para procesar señales de video.
MX2023000074A (es) Metodo de decodificacion de video y dispositivo para ello y metodo de codificacion de video y dispositivo para ello.
MX2021003048A (es) Aparato y método para refinamiento condicional de vector de movimiento de lado de decodificador en codificación de vídeo.
MX2021014221A (es) Se?alizacion de derivacion de diferencia de vector de movimiento.
WO2016123398A3 (en) Intra-block copy searching
NZ734552A (en) Motion vector derivation in video coding
ZA202106161B (en) Encoding and decoding method and device, encoder side apparatus and decoder side apparatus
MX2024003789A (es) Sistema y metodo para codificacion de video.
MX2017010564A (es) Método de codificación de imágenes de video, método de decodificación de imágenes de video, dispositivo de codificación y dispositivo de decodificación.
ZA202105444B (en) Systems, apparatus and methods for inter prediction refinement with optical flow
EP3912357A4 (en) FORCED MOTION VECTOR DERIVATION FOR LONG-TERM REFERENCE IMAGES IN VIDEO ENCODING
MX2020005757A (es) Dispositivo codificador de imagenes, dispositivo decodificador de imagenes, metodo de codificacion de imagenes y metodo de decodificacion de imagenes.
MX2023015373A (es) Codificador, decodificador, metodo de codificacion y metodo de decodificacion.
MX2021009462A (es) Codificador, decodificador, metodo de codificacion y metodo de decodificacion.
FI20165257L (fi) Laitteisto, menetelmä ja tietokoneohjelma videokoodaukseen ja -dekoodaukseen
MX2020011906A (es) Compensacion de movimiento para codificacion y decodificacion de video.
SG10201805774WA (en) Carriage of hevc extension bitstreams and buffer model with mpeg-2 systems
WO2020106564A3 (en) Method and device for picture encoding and decoding
MX2021013978A (es) Un codificador, un decodificador y metodos correspondientes.
MX2021010770A (es) Aparato de decodificacion de video.
MX2023011736A (es) Metodo y dispositivo de codificacion, y metodo y dispositivo de decodificacion.