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MX2024013246A - Metodo para codificacion/decodifcacion de se?ales de video y aparato para lo mismo - Google Patents

Metodo para codificacion/decodifcacion de se?ales de video y aparato para lo mismo

Info

Publication number
MX2024013246A
MX2024013246A MX2024013246A MX2024013246A MX2024013246A MX 2024013246 A MX2024013246 A MX 2024013246A MX 2024013246 A MX2024013246 A MX 2024013246A MX 2024013246 A MX2024013246 A MX 2024013246A MX 2024013246 A MX2024013246 A MX 2024013246A
Authority
MX
Mexico
Prior art keywords
decoding method
same
image signal
signal encoding
current block
Prior art date
Application number
MX2024013246A
Other languages
English (en)
Inventor
Bae Keun Lee
Original Assignee
Guangdong Oppo Mobile Telecommunications Corp 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 Guangdong Oppo Mobile Telecommunications Corp Ltd filed Critical Guangdong Oppo Mobile Telecommunications Corp Ltd
Publication of MX2024013246A publication Critical patent/MX2024013246A/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
    • H04N19/109—Selection of coding mode or of prediction mode among a plurality of temporal predictive coding modes
    • 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
    • H04N19/102—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
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • 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
    • H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
    • 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
    • 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
    • H04N19/50—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
    • H04N19/70—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)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)

Abstract

Un método de decodificación de video de acuerdo con la presente invención incluye los pasos de: generar una lista de candidatos de combinación para un bloque actual; determinar un candidato de combinación para el bloque actual entre los candidatos de combinación incluidos en la lista de candidatos de combinación; derivar un vector de desplazamiento para el bloque actual; y derivar un vector de movimiento para el bloque actual agregando el vector de desplazamiento a un vector de movimiento del candidato de combinación.
MX2024013246A 2018-11-08 2021-04-30 Metodo para codificacion/decodifcacion de se?ales de video y aparato para lo mismo MX2024013246A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR20180136261 2018-11-08
PCT/KR2019/015194 WO2020096425A1 (ko) 2018-11-08 2019-11-08 영상 신호 부호화/복호화 방법 및 이를 위한 장치

Publications (1)

Publication Number Publication Date
MX2024013246A true MX2024013246A (es) 2024-12-06

Family

ID=70612147

Family Applications (5)

Application Number Title Priority Date Filing Date
MX2021005149A MX2021005149A (es) 2018-11-08 2019-11-08 Metodo para codificacion/decodifcacion de se?ales de video y aparato para lo mismo.
MX2024013245A MX2024013245A (es) 2018-11-08 2021-04-30 Metodo para codificacion/decodifcacion de se?ales de video y aparato para lo mismo
MX2024013244A MX2024013244A (es) 2018-11-08 2021-04-30 Metodo para codificacion/decodifcacion de se?ales de video y aparato para lo mismo
MX2024013243A MX2024013243A (es) 2018-11-08 2021-04-30 Metodo para codificacion/decodifcacion de se?ales de video y aparato para lo mismo
MX2024013246A MX2024013246A (es) 2018-11-08 2021-04-30 Metodo para codificacion/decodifcacion de se?ales de video y aparato para lo mismo

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Application Number Title Priority Date Filing Date
MX2021005149A MX2021005149A (es) 2018-11-08 2019-11-08 Metodo para codificacion/decodifcacion de se?ales de video y aparato para lo mismo.
MX2024013245A MX2024013245A (es) 2018-11-08 2021-04-30 Metodo para codificacion/decodifcacion de se?ales de video y aparato para lo mismo
MX2024013244A MX2024013244A (es) 2018-11-08 2021-04-30 Metodo para codificacion/decodifcacion de se?ales de video y aparato para lo mismo
MX2024013243A MX2024013243A (es) 2018-11-08 2021-04-30 Metodo para codificacion/decodifcacion de se?ales de video y aparato para lo mismo

Country Status (17)

Country Link
US (5) US11330290B2 (es)
EP (2) EP3873092B1 (es)
JP (3) JP7391958B2 (es)
KR (1) KR20200054110A (es)
CN (2) CN113302921A (es)
AU (1) AU2019374663B2 (es)
BR (1) BR112021008091A2 (es)
CA (1) CA3118882C (es)
CL (1) CL2021001135A1 (es)
ES (1) ES2986850T3 (es)
IL (2) IL315073A (es)
MX (5) MX2021005149A (es)
PH (1) PH12021551032A1 (es)
PL (1) PL3873092T3 (es)
SG (1) SG11202104427RA (es)
WO (1) WO2020096425A1 (es)
ZA (1) ZA202103323B (es)

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Also Published As

Publication number Publication date
CN113302921A (zh) 2021-08-24
BR112021008091A2 (pt) 2021-08-03
CN113691807A (zh) 2021-11-23
EP3873092A4 (en) 2021-11-10
MX2024013244A (es) 2024-12-06
PL3873092T3 (pl) 2024-09-23
CA3118882C (en) 2023-09-26
CN113691807B (zh) 2023-05-09
US12108074B2 (en) 2024-10-01
ES2986850T3 (es) 2024-11-12
JP2022506429A (ja) 2022-01-17
US20220232245A1 (en) 2022-07-21
US11330290B2 (en) 2022-05-10
US20240364917A1 (en) 2024-10-31
US11812051B2 (en) 2023-11-07
EP4373082A1 (en) 2024-05-22
JP2024020503A (ja) 2024-02-14
CL2021001135A1 (es) 2021-11-12
MX2024013245A (es) 2024-12-06
JP7574393B2 (ja) 2024-10-28
MX2024013243A (es) 2024-12-06
ZA202103323B (en) 2022-07-27
MX2021005149A (es) 2021-11-12
EP3873092A1 (en) 2021-09-01
AU2019374663A1 (en) 2021-06-03
US20220232246A1 (en) 2022-07-21
US11575932B2 (en) 2023-02-07
JP2025004244A (ja) 2025-01-14
JP7391958B2 (ja) 2023-12-05
CA3118882A1 (en) 2020-05-14
WO2020096425A1 (ko) 2020-05-14
IL282787B1 (en) 2024-11-01
IL282787B2 (en) 2025-03-01
KR20200054110A (ko) 2020-05-19
PH12021551032A1 (en) 2021-11-22
SG11202104427RA (en) 2021-05-28
EP3873092B1 (en) 2024-06-19
US20230412834A1 (en) 2023-12-21
IL315073A (en) 2024-10-01
IL282787A (en) 2021-06-30
AU2019374663B2 (en) 2023-02-09
US20210314599A1 (en) 2021-10-07

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