MX2023009529A - Metodos y aparatos para codificar/decodificar un video. - Google Patents

Metodos y aparatos para codificar/decodificar un video.

Info

Publication number
MX2023009529A
MX2023009529A MX2023009529A MX2023009529A MX2023009529A MX 2023009529 A MX2023009529 A MX 2023009529A MX 2023009529 A MX2023009529 A MX 2023009529A MX 2023009529 A MX2023009529 A MX 2023009529A MX 2023009529 A MX2023009529 A MX 2023009529A
Authority
MX
Mexico
Prior art keywords
picture
decoding
encoding
video
apparatuses
Prior art date
Application number
MX2023009529A
Other languages
English (en)
Inventor
Philippe Bordes
Franck GALPIN
Antoine Robert
Ya Chen
Karam Naser
Thierry Dumas
Original Assignee
Interdigital Ce Patent Holdings Sas
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 Ce Patent Holdings Sas filed Critical Interdigital Ce Patent Holdings Sas
Publication of MX2023009529A publication Critical patent/MX2023009529A/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
    • H04N19/10—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
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
    • 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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/70—Arrangements for image or video recognition or understanding using pattern recognition or machine learning
    • G06V10/764—Arrangements for image or video recognition or understanding using pattern recognition or machine learning using classification, e.g. of video objects
    • 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
    • H04N19/50—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
    • 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
    • H04N19/59—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
    • 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
    • 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]

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Computing Systems (AREA)
  • Databases & Information Systems (AREA)
  • Evolutionary Computation (AREA)
  • General Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Software Systems (AREA)
  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)

Abstract

Se proporciona un método para reconstruir al menos una parte de una primera imagen, a partir de al menos una parte de una segunda imagen, teniendo la primera imagen y la segunda imagen tamaños diferentes. La reconstrucción comprende decodificar la segunda imagen de una corriente de bits y determinar al menos una primera muestra de la al menos una parte de la primera imagen usando al menos un filtro de remuestreo aplicado a al menos una segunda muestra de la al menos una parte de la segunda imagen decodificada. Se proporciona un aparato correspondiente para reconstruir al menos una parte de una primera imagen. Se proporciona un método para codificar/decodificar un video, y aparatos correspondientes, que comprenden la reconstrucción de al menos una parte de una primera imagen, a partir de al menos una parte de una segunda imagen, teniendo la primera imagen y la segunda.
MX2023009529A 2021-02-25 2022-02-22 Metodos y aparatos para codificar/decodificar un video. MX2023009529A (es)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP21305227 2021-02-25
EP21305578 2021-05-05
PCT/EP2022/054392 WO2022180031A1 (en) 2021-02-25 2022-02-22 Methods and apparatuses for encoding/decoding a video

Publications (1)

Publication Number Publication Date
MX2023009529A true MX2023009529A (es) 2023-08-24

Family

ID=80928903

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2023009529A MX2023009529A (es) 2021-02-25 2022-02-22 Metodos y aparatos para codificar/decodificar un video.

Country Status (6)

Country Link
US (1) US20240236311A9 (es)
EP (2) EP4298790A1 (es)
JP (1) JP2024507791A (es)
KR (1) KR20230150293A (es)
MX (1) MX2023009529A (es)
WO (2) WO2022180033A1 (es)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL281544B1 (en) * 2018-09-16 2024-08-01 Huawei Tech Co Ltd Video coding methods and apparatus for performing intra-predictive processing, and computer software product

Also Published As

Publication number Publication date
EP4298790A1 (en) 2024-01-03
EP4298791A1 (en) 2024-01-03
US20240137504A1 (en) 2024-04-25
US20240236311A9 (en) 2024-07-11
JP2024507791A (ja) 2024-02-21
WO2022180033A1 (en) 2022-09-01
KR20230150293A (ko) 2023-10-30
WO2022180031A1 (en) 2022-09-01

Similar Documents

Publication Publication Date Title
EP4354863A3 (en) Video signal processing method and apparatus using secondary transform
EP4319161A3 (en) Encoding method and apparatus
EP3852374A4 (en) PROCESS FOR ENCODING / DECODING VIDEO SIGNALS AND ASSOCIATED EQUIPMENT
ZA202104757B (en) Method for encoding/decoding video signal, and apparatus therefor
EP4380161A3 (en) Methods and apparatuses for coding a block of video data
GB201907514D0 (en) Method and apparatus for encoding and decoding a video bitstream for merging regions of interest
EP3815362A4 (en) METHOD, APPARATUS AND SYSTEM FOR TRANSFORMED BLOCK ENCODING AND DECODED VIDEO SAMPLES
GB2582206B (en) Method and apparatus for encoding and decoding a video bitstream for merging regions of interest
SG11202109233PA (en) Method and apparatus for video encoding or decoding
EP3962085A3 (en) Image encoding and decoding method, encoding and decoding device, encoder and decoder
EP3854091A4 (en) METHOD, APPARATUS AND SYSTEM FOR CODING AND DECODING A TREE OF VIDEO SAMPLE BLOCKS
EP4307676A3 (en) Method for coding image on basis of selective transform and device therefor
PH12019000380A1 (en) An apparatus, a method and a computer program for video coding and decoding
MX2022009122A (es) Un codificador, un decodificador y los métodos correspondientes para el filtrado de bucle adaptativo.
MX2021016150A (es) Codificación de señalización de bloques omitidos por transformación.
EP4118827A4 (en) METHOD, APPARATUS AND SYSTEM FOR ENCODING AND DECODING A BLOCK OF VIDEO SAMPLES
EP3941047A4 (en) METHOD AND DEVICE FOR ENCODING/DECODING VIDEO AND METHOD FOR TRANSMISSION OF BITSTREAM
MX2021007633A (es) Metodo y aparato para seleccionar seleccion de transformacion en un codificador y decodificador.
PH12021550614A1 (en) A method and an apparatus for encoding and decoding of digital image/video
MX2023009529A (es) Metodos y aparatos para codificar/decodificar un video.
EP4032272A4 (en) METHOD, APPARATUS AND SYSTEM FOR CODING AND DECODING A BLOCK OF VIDEO SAMPLES
EP4032277A4 (en) METHOD, APPARATUS AND SYSTEM FOR ENCODING AND DECODING A BLOCK OF VIDEO SAMPLE
EP3987782A4 (en) Method, apparatus and system for encoding and decoding a block of video samples
EP3989557A4 (en) METHOD AND APPARATUS FOR ENCODING/DECODING VIDEO USING MAXIMUM SATURATION TRANSFORM BLOCK SIZE LIMITATION, AND BITSTREAM TRANSMISSION METHOD
GB2581869B (en) Method and apparatus for encoding and decoding a video bitstream for merging regions of interest