IL315824A - A method for encoding and decoding a video signal and a device for it - Google Patents

A method for encoding and decoding a video signal and a device for it

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Publication number
IL315824A
IL315824A IL315824A IL31582424A IL315824A IL 315824 A IL315824 A IL 315824A IL 315824 A IL315824 A IL 315824A IL 31582424 A IL31582424 A IL 31582424A IL 315824 A IL315824 A IL 315824A
Authority
IL
Israel
Prior art keywords
motion
vector
merge
current block
merge candidate
Prior art date
Application number
IL315824A
Other languages
English (en)
Hebrew (he)
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 IL315824A publication Critical patent/IL315824A/en

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Classifications

    • 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
    • H04N19/157Assigned 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

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)
IL315824A 2018-11-08 2019-11-08 A method for encoding and decoding a video signal and a device for it IL315824A (en)

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
IL315824A true IL315824A (en) 2024-11-01

Family

ID=70611562

Family Applications (5)

Application Number Title Priority Date Filing Date
IL315824A IL315824A (en) 2018-11-08 2019-11-08 A method for encoding and decoding a video signal and a device for it
IL315819A IL315819A (en) 2018-11-08 2019-11-08 A method for encoding and decoding a video signal and a device for it
IL315820A IL315820A (en) 2018-11-08 2019-11-08 A method for encoding and decoding a video signal and a device for it
IL282664A IL282664B2 (en) 2018-11-08 2019-11-08 Method for encoding and decoding a video signal and device therefor
IL315822A IL315822A (en) 2018-11-08 2019-11-08 A method for encoding and decoding a video signal and a device for it

Family Applications After (4)

Application Number Title Priority Date Filing Date
IL315819A IL315819A (en) 2018-11-08 2019-11-08 A method for encoding and decoding a video signal and a device for it
IL315820A IL315820A (en) 2018-11-08 2019-11-08 A method for encoding and decoding a video signal and a device for it
IL282664A IL282664B2 (en) 2018-11-08 2019-11-08 Method for encoding and decoding a video signal and device therefor
IL315822A IL315822A (en) 2018-11-08 2019-11-08 A method for encoding and decoding a video signal and a device for it

Country Status (18)

Country Link
US (1) US20210235075A1 (enExample)
EP (2) EP4287622A3 (enExample)
JP (5) JP7460616B2 (enExample)
KR (1) KR20200054111A (enExample)
CN (6) CN113039788A (enExample)
AU (5) AU2019376595B2 (enExample)
BR (1) BR112021008720A2 (enExample)
CA (3) CA3117479C (enExample)
CL (1) CL2021001126A1 (enExample)
ES (1) ES2972074T3 (enExample)
IL (5) IL315824A (enExample)
MX (5) MX2021004886A (enExample)
MY (1) MY209696A (enExample)
PH (1) PH12021550912A1 (enExample)
PL (1) PL3860123T3 (enExample)
SG (1) SG11202104531TA (enExample)
WO (1) WO2020096426A1 (enExample)
ZA (1) ZA202103282B (enExample)

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CN117499668A (zh) * 2018-12-21 2024-02-02 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
CN114424573B (zh) 2019-09-19 2024-03-26 北京字节跳动网络技术有限公司 视频编解码中的参考样点位置推导
BR112022006453A2 (pt) 2019-10-05 2022-09-27 Beijing Bytedance Network Tech Co Ltd Método de processamento de dados de dados de vídeo, aparelho para processar dados de vídeo, meio de armazenamento não transitório legível por computador e meio de gravação não transitório legível por computador
CN117499640A (zh) 2019-10-12 2024-02-02 北京字节跳动网络技术有限公司 视频编解码中的预测类型信令
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JP2025055374A (ja) * 2023-09-27 2025-04-08 シャープ株式会社 動画像復号装置および動画像符号化装置
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US20250286992A1 (en) * 2024-03-06 2025-09-11 Tencent America LLC Merge candidate construction

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Also Published As

Publication number Publication date
AU2024278447A1 (en) 2025-01-09
CN116074506B (zh) 2025-08-01
CN116074506A (zh) 2023-05-05
IL315822A (en) 2024-11-01
AU2019376595A1 (en) 2021-05-20
MX2024015087A (es) 2025-01-09
CN116074505A (zh) 2023-05-05
JP7460616B2 (ja) 2024-04-04
IL282664B1 (en) 2024-10-01
IL315820A (en) 2024-11-01
CN116208765B (zh) 2025-07-29
MX2024015089A (es) 2025-01-09
CN113039788A (zh) 2021-06-25
MX2021004886A (es) 2021-06-15
CN113382234A (zh) 2021-09-10
CA3199533C (en) 2025-09-09
KR20200054111A (ko) 2020-05-19
CN120692397A (zh) 2025-09-23
AU2024278452A1 (en) 2025-01-09
CA3275440A1 (en) 2025-10-31
CN113382234B (zh) 2023-03-10
JP7657999B2 (ja) 2025-04-07
IL315819A (en) 2024-11-01
SG11202104531TA (en) 2021-05-28
JP7661564B2 (ja) 2025-04-14
CL2021001126A1 (es) 2021-10-01
JP2024069563A (ja) 2024-05-21
JP2024069564A (ja) 2024-05-21
ZA202103282B (en) 2022-08-31
US20210235075A1 (en) 2021-07-29
AU2019376595B2 (en) 2024-10-10
PH12021550912A1 (en) 2021-11-29
EP3860123A1 (en) 2021-08-04
AU2024278449A1 (en) 2025-01-09
JP7658000B2 (ja) 2025-04-07
MY209696A (en) 2025-07-30
EP3860123A4 (en) 2021-11-03
MX2024015086A (es) 2025-01-09
CN116208765A (zh) 2023-06-02
BR112021008720A2 (pt) 2021-08-03
JP2025098255A (ja) 2025-07-01
PL3860123T3 (pl) 2024-05-13
IL282664A (en) 2021-06-30
JP2022509743A (ja) 2022-01-24
AU2024278446A1 (en) 2025-01-09
JP2024069562A (ja) 2024-05-21
EP4287622A3 (en) 2024-02-21
IL282664B2 (en) 2025-02-01
CA3199533A1 (en) 2020-05-14
CA3117479C (en) 2023-06-13
CA3117479A1 (en) 2020-05-14
ES2972074T3 (es) 2024-06-11
WO2020096426A1 (ko) 2020-05-14
EP4287622A2 (en) 2023-12-06
MX2024015088A (es) 2025-01-09
EP3860123B1 (en) 2023-12-27

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