CA3117479C - Method for encoding/decoding image signal, and device for same - Google Patents

Method for encoding/decoding image signal, and device for same Download PDF

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Publication number
CA3117479C
CA3117479C CA3117479A CA3117479A CA3117479C CA 3117479 C CA3117479 C CA 3117479C CA 3117479 A CA3117479 A CA 3117479A CA 3117479 A CA3117479 A CA 3117479A CA 3117479 C CA3117479 C CA 3117479C
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merge
motion
current block
merge candidate
vector
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French (fr)
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CA3117479A1 (en
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Bae Keun Lee
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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    • 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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
    • 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
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    • 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
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    • 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
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    • 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
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    • 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
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    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
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    • 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
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    • 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
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    • 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
    • H04N19/503—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
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    • H04—ELECTRIC COMMUNICATION TECHNIQUE
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    • 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
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    • H04N19/51—Motion estimation or motion compensation
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    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/625—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using discrete cosine transform [DCT]
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    • H04—ELECTRIC COMMUNICATION TECHNIQUE
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    • 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

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  • 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)
CA3117479A 2018-11-08 2019-11-08 Method for encoding/decoding image signal, and device for same Active CA3117479C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA3199533A CA3199533C (en) 2018-11-08 2019-11-08 METHOD FOR ENCODING/DECODING AN IMAGE SIGNAL, AND ASSOCIATED DEVICE

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
KR20180136262 2018-11-08
KR10-2018-0136262 2018-11-08
KR10-2018-0167979 2018-12-21
KR20180167979 2018-12-21
PCT/KR2019/015198 WO2020096426A1 (ko) 2018-11-08 2019-11-08 영상 신호 부호화/복호화 방법 및 이를 위한 장치

Related Child Applications (1)

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CA3199533A Division CA3199533C (en) 2018-11-08 2019-11-08 METHOD FOR ENCODING/DECODING AN IMAGE SIGNAL, AND ASSOCIATED DEVICE

Publications (2)

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CA3117479A1 CA3117479A1 (en) 2020-05-14
CA3117479C true CA3117479C (en) 2023-06-13

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CA3117479A Active CA3117479C (en) 2018-11-08 2019-11-08 Method for encoding/decoding image signal, and device for same
CA3275440A Pending CA3275440A1 (en) 2018-11-08 2019-11-08 Method for encoding/decoding image signal, and device for same
CA3199533A Active CA3199533C (en) 2018-11-08 2019-11-08 METHOD FOR ENCODING/DECODING AN IMAGE SIGNAL, AND ASSOCIATED DEVICE

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CA3275440A Pending CA3275440A1 (en) 2018-11-08 2019-11-08 Method for encoding/decoding image signal, and device for same
CA3199533A Active CA3199533C (en) 2018-11-08 2019-11-08 METHOD FOR ENCODING/DECODING AN IMAGE SIGNAL, AND ASSOCIATED DEVICE

Country Status (18)

Country Link
US (1) US20210235075A1 (https=)
EP (2) EP3860123B1 (https=)
JP (6) JP7460616B2 (https=)
KR (6) KR102907584B1 (https=)
CN (9) CN121792729A (https=)
AU (6) AU2019376595B2 (https=)
BR (1) BR112021008720A2 (https=)
CA (3) CA3117479C (https=)
CL (1) CL2021001126A1 (https=)
ES (1) ES2972074T3 (https=)
IL (6) IL315819B1 (https=)
MX (5) MX2021004886A (https=)
MY (1) MY209696A (https=)
PH (1) PH12021550912A1 (https=)
PL (1) PL3860123T3 (https=)
SG (1) SG11202104531TA (https=)
WO (1) WO2020096426A1 (https=)
ZA (1) ZA202103282B (https=)

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EP3826305A4 (en) 2018-07-18 2021-08-18 Panasonic Intellectual Property Corporation of America ENCODING DEVICE, DECODING DEVICE, ENCODING PROCESS, AND DECODING PROCESS

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AU2024278447A1 (en) 2025-01-09
CN113382234A (zh) 2021-09-10
SG11202104531TA (en) 2021-05-28
CN121792729A (zh) 2026-04-03
ZA202103282B (en) 2022-08-31
EP4287622A3 (en) 2024-02-21
EP3860123A4 (en) 2021-11-03
JP2024069564A (ja) 2024-05-21
IL315824A (en) 2024-11-01
CA3199533A1 (en) 2020-05-14
JP2022509743A (ja) 2022-01-24
AU2024278452B2 (en) 2026-01-29
MY209696A (en) 2025-07-30
CN116074505B (zh) 2026-02-27
CN116074506A (zh) 2023-05-05
IL315822A (en) 2024-11-01
KR20260012177A (ko) 2026-01-26
JP2024069562A (ja) 2024-05-21
CA3117479A1 (en) 2020-05-14
IL315819A (en) 2024-11-01
US20210235075A1 (en) 2021-07-29
AU2024278446A1 (en) 2025-01-09
CN113382234B (zh) 2023-03-10
CN113039788A (zh) 2021-06-25
AU2019376595B2 (en) 2024-10-10
JP7460616B2 (ja) 2024-04-04
JP7804811B2 (ja) 2026-01-22
MX2024015088A (es) 2025-01-09
KR102907584B1 (ko) 2026-01-05
JP7658000B2 (ja) 2025-04-07
EP3860123A1 (en) 2021-08-04
EP3860123B1 (en) 2023-12-27
IL282664B2 (en) 2025-02-01
CA3275440A1 (en) 2025-10-31
CN116208765B (zh) 2025-07-29
KR20200054111A (ko) 2020-05-19
AU2026201848A1 (en) 2026-04-02
JP7657999B2 (ja) 2025-04-07
CN116074506B (zh) 2025-08-01
CL2021001126A1 (es) 2021-10-01
AU2024278449A1 (en) 2025-01-09
KR20260005861A (ko) 2026-01-12
CN116208765A (zh) 2023-06-02
WO2020096426A1 (ko) 2020-05-14
CA3199533C (en) 2025-09-09
JP2026062983A (ja) 2026-04-10
EP4287622A2 (en) 2023-12-06
ES2972074T3 (es) 2024-06-11
MX2024015086A (es) 2025-01-09
JP2024069563A (ja) 2024-05-21
KR20260012176A (ko) 2026-01-26
IL315824B1 (en) 2026-04-01
IL315820A (en) 2024-11-01
IL315819B1 (en) 2026-04-01
IL282664B1 (en) 2024-10-01
CN120692397A (zh) 2025-09-23
MX2024015087A (es) 2025-01-09
KR20260011653A (ko) 2026-01-23
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PH12021550912A1 (en) 2021-11-29
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BR112021008720A2 (pt) 2021-08-03
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MX2021004886A (es) 2021-06-15
MX2024015089A (es) 2025-01-09
JP7661564B2 (ja) 2025-04-14
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