PL3860123T3 - Sposób kodowania/dekodowania sygnału obrazu i urządzenie do tego - Google Patents

Sposób kodowania/dekodowania sygnału obrazu i urządzenie do tego

Info

Publication number
PL3860123T3
PL3860123T3 PL19883103.4T PL19883103T PL3860123T3 PL 3860123 T3 PL3860123 T3 PL 3860123T3 PL 19883103 T PL19883103 T PL 19883103T PL 3860123 T3 PL3860123 T3 PL 3860123T3
Authority
PL
Poland
Prior art keywords
encoding
same
image signal
decoding image
decoding
Prior art date
Application number
PL19883103.4T
Other languages
English (en)
Polish (pl)
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 PL3860123T3 publication Critical patent/PL3860123T3/pl

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/105Selection 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/107Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/109Selection of coding mode or of prediction mode among a plurality of temporal predictive coding modes
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/117Filters, e.g. for pre-processing or post-processing
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/119Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/12Selection 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
    • H04N19/122Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods 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
    • H04N19/136Incoming video signal characteristics or properties
    • H04N19/137Motion inside a coding unit, e.g. average field, frame or block difference
    • H04N19/139Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods 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
    • H04N19/157Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/17Methods 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
    • H04N19/176Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/20Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video object coding
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/42Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/43Hardware specially adapted for motion estimation or compensation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/44Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/46Embedding additional information in the video signal during the compression process
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/513Processing of motion vectors
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/513Processing of motion vectors
    • H04N19/517Processing of motion vectors by encoding
    • H04N19/52Processing of motion vectors by encoding by predictive encoding
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/625Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using discrete cosine transform [DCT]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70Methods 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)
PL19883103.4T 2018-11-08 2019-11-08 Sposób kodowania/dekodowania sygnału obrazu i urządzenie do tego PL3860123T3 (pl)

Applications Claiming Priority (3)

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

Publications (1)

Publication Number Publication Date
PL3860123T3 true PL3860123T3 (pl) 2024-05-13

Family

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Application Number Title Priority Date Filing Date
PL19883103.4T PL3860123T3 (pl) 2018-11-08 2019-11-08 Sposób kodowania/dekodowania sygnału obrazu i urządzenie do tego

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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CN113196773B (zh) * 2018-12-21 2024-03-08 北京字节跳动网络技术有限公司 具有运动矢量差的Merge模式中的运动矢量精度
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JP7414980B2 (ja) 2019-10-13 2024-01-16 北京字節跳動網絡技術有限公司 参照ピクチャリサンプリングと映像コーディングツールとの間の相互作用
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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
CA3117479C (en) 2023-06-13
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
CN116074505A (zh) 2023-05-05
AU2019376595A1 (en) 2021-05-20
AU2024278446B2 (en) 2026-01-29
IL315822B1 (en) 2026-04-01
PH12021550912A1 (en) 2021-11-29
KR20260011113A (ko) 2026-01-22
CN121792730A (zh) 2026-04-03
BR112021008720A2 (pt) 2021-08-03
JP2025098255A (ja) 2025-07-01
IL326756A (en) 2026-04-01
CN121792728A (zh) 2026-04-03
AU2024278449B2 (en) 2026-01-22
AU2024278447B2 (en) 2026-01-22
IL282664A (en) 2021-06-30
MX2021004886A (es) 2021-06-15
MX2024015089A (es) 2025-01-09
JP7661564B2 (ja) 2025-04-14
IL315820B1 (en) 2026-04-01
AU2024278452A1 (en) 2025-01-09

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