CN115702567A - 用于用信号通知dpb相关信息和ptl相关信息的图像编码/解码方法和设备及存储比特流的计算机可读记录介质 - Google Patents

用于用信号通知dpb相关信息和ptl相关信息的图像编码/解码方法和设备及存储比特流的计算机可读记录介质 Download PDF

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CN115702567A
CN115702567A CN202180039725.XA CN202180039725A CN115702567A CN 115702567 A CN115702567 A CN 115702567A CN 202180039725 A CN202180039725 A CN 202180039725A CN 115702567 A CN115702567 A CN 115702567A
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dpb
vps
information
ols
layer
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Chinese (zh)
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亨得利·亨得利
金昇焕
S·帕鲁利
赵杰
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LG Electronics Inc
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LG Electronics Inc
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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
    • 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
    • H04N19/169—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
    • H04N19/184—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 bits, e.g. of the compressed video stream
    • 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
    • H04N19/1883—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 relating to sub-band structure, e.g. hierarchical level, directional tree, e.g. low-high [LH], high-low [HL], high-high [HH]
    • 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
    • H04N19/42—Methods 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
    • H04N19/423—Methods 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 characterised by memory arrangements
    • 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

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  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CN202180039725.XA 2020-04-02 2021-03-26 用于用信号通知dpb相关信息和ptl相关信息的图像编码/解码方法和设备及存储比特流的计算机可读记录介质 Pending CN115702567A (zh)

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US202063004488P 2020-04-02 2020-04-02
US63/004,488 2020-04-02
PCT/KR2021/003778 WO2021201510A1 (ko) 2020-04-02 2021-03-26 Dpb 관련 정보 및 ptl 관련 정보를 시그널링하는 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 컴퓨터 판독 가능한 기록 매체

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EP (1) EP4131966A4 (https=)
JP (2) JP7488360B2 (https=)
KR (1) KR20220162740A (https=)
CN (1) CN115702567A (https=)
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CN115702567A (zh) * 2020-04-02 2023-02-14 Lg电子株式会社 用于用信号通知dpb相关信息和ptl相关信息的图像编码/解码方法和设备及存储比特流的计算机可读记录介质

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CN104969554A (zh) * 2013-01-07 2015-10-07 韩国电子通信研究院 图像编码/解码方法和装置
CN105075262A (zh) * 2013-04-08 2015-11-18 高通股份有限公司 对用于输出层集合的视频数据进行译码
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CN105637878A (zh) * 2013-10-10 2016-06-01 高通股份有限公司 在视频译码中用于基于子解码图片缓冲器(sub-dpb)的dpb操作的传信

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EP4131966A1 (en) 2023-02-08
US12155816B2 (en) 2024-11-26
KR20220162740A (ko) 2022-12-08
WO2021201510A1 (ko) 2021-10-07
US12556681B2 (en) 2026-02-17
US20250047832A1 (en) 2025-02-06
JP7766134B2 (ja) 2025-11-07
JP7488360B2 (ja) 2024-05-21
JP2023519751A (ja) 2023-05-12
EP4131966A4 (en) 2024-03-06
JP2024102293A (ja) 2024-07-30
US20230156180A1 (en) 2023-05-18

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