CN113196764A - 图像解码方法、解码器以及存储介质 - Google Patents

图像解码方法、解码器以及存储介质 Download PDF

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Publication number
CN113196764A
CN113196764A CN201980085010.0A CN201980085010A CN113196764A CN 113196764 A CN113196764 A CN 113196764A CN 201980085010 A CN201980085010 A CN 201980085010A CN 113196764 A CN113196764 A CN 113196764A
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China
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data
node
coding
parameter
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CN201980085010.0A
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马彦卓
霍俊彦
高强
杨付正
万帅
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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Priority to CN202310681155.5A priority Critical patent/CN116647691A/zh
Priority to CN202110943094.6A priority patent/CN113709491B/zh
Publication of CN113196764A publication Critical patent/CN113196764A/zh
Pending legal-status Critical Current

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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
    • H04N19/119—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
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • 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
    • H04N19/10—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
    • H04N19/182—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 a pixel
    • 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
    • H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/196—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
    • 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
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • 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
    • 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/96—Tree coding, e.g. quad-tree 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
    • H04N19/134—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
    • H04N19/167—Position within a video image, e.g. region of interest [ROI]

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Television Signal Processing For Recording (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)

Abstract

本申请实施例公开了一种图像解码方法、解码器以及存储介质，图像解码方法包括：接收码流数据，并解析码流数据，以获得码流数据对应的编码树单元；解析编码树单元对应的第i层的第i结点，以得到第i结点对应的第i状态参数和第i标志参数；其中，i为大于0的整数；根据第i状态参数和第i标志参数对第i结点进行检测处理，获得第i检测结果；根据第i检测结果，获取编码树单元对应的第i+1层的第i+1结点；继续对第i+1结点进行检测处理，并遍历编码树单元对应的全部结点，直到获得编码树单元对应全部编码单元数据；根据全部结点和全部编码单元数据，生成码流数据对应的解码图像。

Description

PCT国内申请，说明书已公开。

Claims (28)

  1. PCT国内申请，权利要求书已公开。
CN201980085010.0A 2019-04-23 2019-04-23 图像解码方法、解码器以及存储介质 Pending CN113196764A (zh)

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CN202310681155.5A CN116647691A (zh) 2019-04-23 2019-04-23 图像解码方法、解码器以及存储介质
CN202110943094.6A CN113709491B (zh) 2019-04-23 2019-04-23 图像解码方法、解码器以及存储介质

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PCT/CN2019/083966 WO2020215226A1 (zh) 2019-04-23 2019-04-23 图像解码方法、解码器以及存储介质

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EP (2) EP4210329A1 (zh)
JP (2) JP7309909B2 (zh)
KR (1) KR20210152566A (zh)
CN (3) CN116647691A (zh)
ES (1) ES2953120T3 (zh)
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PL3910952T3 (pl) * 2019-04-23 2023-10-30 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Sposób dekodowania obrazu, dekoder i nośnik danych

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US20230048779A1 (en) 2023-02-16
US20230086135A1 (en) 2023-03-23
EP3910952A4 (en) 2022-06-29
ES2953120T3 (es) 2023-11-08
US11882318B2 (en) 2024-01-23
CN113709491A (zh) 2021-11-26
JP2022535665A (ja) 2022-08-10
JP2023126892A (ja) 2023-09-12
US20210360292A1 (en) 2021-11-18
PL3910952T3 (pl) 2023-10-30
US11516516B2 (en) 2022-11-29
EP4210329A1 (en) 2023-07-12
WO2020215226A1 (zh) 2020-10-29
EP3910952A1 (en) 2021-11-17
CN113709491B (zh) 2023-08-01
JP7309909B2 (ja) 2023-07-18
US11930223B2 (en) 2024-03-12
EP3910952B1 (en) 2023-06-21
CN116647691A (zh) 2023-08-25
JP7490863B2 (ja) 2024-05-27
US20240107081A1 (en) 2024-03-28
KR20210152566A (ko) 2021-12-15

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