MX2022003581A - Codificador y decodificador, metodo de codificacion y metodo de decodificacion para extensiones de remuestreo de imagenes de referencia. - Google Patents

Codificador y decodificador, metodo de codificacion y metodo de decodificacion para extensiones de remuestreo de imagenes de referencia.

Info

Publication number
MX2022003581A
MX2022003581A MX2022003581A MX2022003581A MX2022003581A MX 2022003581 A MX2022003581 A MX 2022003581A MX 2022003581 A MX2022003581 A MX 2022003581A MX 2022003581 A MX2022003581 A MX 2022003581A MX 2022003581 A MX2022003581 A MX 2022003581A
Authority
MX
Mexico
Prior art keywords
video
decoder
encoded
extensions
encoder
Prior art date
Application number
MX2022003581A
Other languages
English (en)
Inventor
Thomas Wiegand
Thomas Schierl
Robert Skupin
Cornelius Hellge
Karsten Sühring
De La Fuente Yago Sánchez
Original Assignee
Fraunhofer Ges Forschung
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 Fraunhofer Ges Forschung filed Critical Fraunhofer Ges Forschung
Publication of MX2022003581A publication Critical patent/MX2022003581A/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
    • H04N19/103—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
    • H04N19/102—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
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • 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
    • H04N19/10—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]
    • 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
    • H04N19/20—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video object coding
    • H04N19/29—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video object coding involving scalability at the object level, e.g. video object layer [VOL]
    • 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • 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
    • H04N19/70—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)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)

Abstract

Un decodificador de video (151) para decodificar una señal de video codificada que comprende datos de imagen codificados para reconstruir una pluralidad de imágenes de una secuencia de video de un video. El decodificador de video (151) comprende una interfaz de entrada (160) configurada para recibir la señal de video codificada que comprende los datos de imagen codificada. Además, el decodificador de video (151) comprende un decodificador de datos (170) configurado para reconstruir la pluralidad de imágenes de la secuencia de video dependiendo de los datos de imagen codificada. Además, se proporcionan decodificadores de video, codificadores de video, sistemas, métodos para codificación y decodificación, programas de computadora y señales de video codificadas adicionales de acuerdo con modalidades.
MX2022003581A 2019-09-24 2020-09-24 Codificador y decodificador, metodo de codificacion y metodo de decodificacion para extensiones de remuestreo de imagenes de referencia. MX2022003581A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP19199304 2019-09-24
PCT/EP2020/076690 WO2021058638A1 (en) 2019-09-24 2020-09-24 Encoder and decoder, encoding method and decoding method for reference picture resampling extensions

Publications (1)

Publication Number Publication Date
MX2022003581A true MX2022003581A (es) 2022-04-25

Family

ID=68066668

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2022003581A MX2022003581A (es) 2019-09-24 2020-09-24 Codificador y decodificador, metodo de codificacion y metodo de decodificacion para extensiones de remuestreo de imagenes de referencia.

Country Status (11)

Country Link
US (2) US11909957B2 (es)
EP (1) EP4035361A1 (es)
JP (1) JP2022549451A (es)
KR (1) KR20220063279A (es)
CN (1) CN114982229A (es)
AU (2) AU2020352589B2 (es)
BR (1) BR112022005530A2 (es)
CA (1) CA3155627A1 (es)
MX (1) MX2022003581A (es)
TW (1) TWI789632B (es)
WO (1) WO2021058638A1 (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4087238A1 (en) * 2021-05-07 2022-11-09 Panasonic Intellectual Property Corporation of America Encoder, decoder, encoding method, and decoding method

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9451284B2 (en) * 2011-10-10 2016-09-20 Qualcomm Incorporated Efficient signaling of reference picture sets
US9635371B2 (en) 2013-05-31 2017-04-25 Qualcomm Incorporated Determining rounding offset using scaling factor in picture resampling
FI20165547A (fi) 2016-06-30 2017-12-31 Nokia Technologies Oy Laitteisto, menetelmä ja tietokoneohjelma videokoodausta ja videokoodauksen purkua varten
US20220272378A1 (en) * 2019-06-23 2022-08-25 Sharp Kabushiki Kaisha Systems and methods for performing an adaptive resolution change in video coding
CA3146230A1 (en) * 2019-07-08 2020-10-22 Huawei Technologies Co., Ltd. Handling of multiple picture size and conformance windows for reference picture resampling in video coding
US11206404B2 (en) * 2019-07-08 2021-12-21 Fastvdo Llc Adaptive resolution change in video streams
WO2021026361A1 (en) 2019-08-06 2021-02-11 Op Solutions, Llc Adaptive resolution management using sub-frames
WO2021026368A1 (en) * 2019-08-06 2021-02-11 Op Solutions, Llc Frame buffering in adaptive resolution management

Also Published As

Publication number Publication date
TW202127871A (zh) 2021-07-16
JP2022549451A (ja) 2022-11-25
EP4035361A1 (en) 2022-08-03
CN114982229A (zh) 2022-08-30
CA3155627A1 (en) 2021-04-01
WO2021058638A1 (en) 2021-04-01
AU2020352589B2 (en) 2024-02-08
US20240155108A1 (en) 2024-05-09
TWI789632B (zh) 2023-01-11
AU2024202855A1 (en) 2024-05-23
US20220377317A1 (en) 2022-11-24
US11909957B2 (en) 2024-02-20
AU2020352589A1 (en) 2022-04-14
KR20220063279A (ko) 2022-05-17
BR112022005530A2 (pt) 2022-06-21

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