CN120455697A - 编码装置、解码装置、编码方法、解码方法和比特流生成装置 - Google Patents

编码装置、解码装置、编码方法、解码方法和比特流生成装置

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Publication number
CN120455697A
CN120455697A CN202510767333.5A CN202510767333A CN120455697A CN 120455697 A CN120455697 A CN 120455697A CN 202510767333 A CN202510767333 A CN 202510767333A CN 120455697 A CN120455697 A CN 120455697A
Authority
CN
China
Prior art keywords
unit
block
prediction
image
vps
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CN202510767333.5A
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English (en)
Chinese (zh)
Inventor
西孝启
远间正真
安倍清史
加藤祐介
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Intellectual Property Corp of America
Original Assignee
Panasonic Intellectual Property Corp of America
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 Panasonic Intellectual Property Corp of America filed Critical Panasonic Intellectual Property Corp of America
Publication of CN120455697A publication Critical patent/CN120455697A/zh
Pending legal-status Critical Current

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Classifications

    • 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
    • H04N19/10—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
    • H04N19/134—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
    • H04N19/154—Measured or subjectively estimated visual quality after decoding, e.g. measurement of distortion
    • 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
    • H04N19/172—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 picture, frame or field
    • 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
    • H04N19/188—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 video data packet, e.g. a network abstraction layer [NAL] unit
    • 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
    • H04N19/31—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability in the temporal domain
    • 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
    • H04N19/20—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video object coding
    • H04N19/29—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video object coding involving scalability at the object level, e.g. video object layer [VOL]
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CN202510767333.5A 2019-12-13 2020-12-10 编码装置、解码装置、编码方法、解码方法和比特流生成装置 Pending CN120455697A (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201962947701P 2019-12-13 2019-12-13
US62/947,701 2019-12-13
CN202080085136.0A CN114902679B (zh) 2019-12-13 2020-12-10 编码装置、解码装置、编码方法和解码方法
PCT/JP2020/046060 WO2021117813A1 (ja) 2019-12-13 2020-12-10 符号化装置、復号装置、符号化方法、および復号方法

Related Parent Applications (1)

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Publications (1)

Publication Number Publication Date
CN120455697A true CN120455697A (zh) 2025-08-08

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CN202510767333.5A Pending CN120455697A (zh) 2019-12-13 2020-12-10 编码装置、解码装置、编码方法、解码方法和比特流生成装置
CN202510767341.XA Pending CN120455699A (zh) 2019-12-13 2020-12-10 编码装置、解码装置、编码方法、解码方法和比特流生成装置
CN202510767336.9A Pending CN120455698A (zh) 2019-12-13 2020-12-10 编码装置、解码装置、编码方法、解码方法和比特流生成装置
CN202080085136.0A Active CN114902679B (zh) 2019-12-13 2020-12-10 编码装置、解码装置、编码方法和解码方法
CN202510767332.0A Pending CN120455696A (zh) 2019-12-13 2020-12-10 编码装置、解码装置、编码方法、解码方法和比特流生成装置

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CN202510767341.XA Pending CN120455699A (zh) 2019-12-13 2020-12-10 编码装置、解码装置、编码方法、解码方法和比特流生成装置
CN202510767336.9A Pending CN120455698A (zh) 2019-12-13 2020-12-10 编码装置、解码装置、编码方法、解码方法和比特流生成装置
CN202080085136.0A Active CN114902679B (zh) 2019-12-13 2020-12-10 编码装置、解码装置、编码方法和解码方法
CN202510767332.0A Pending CN120455696A (zh) 2019-12-13 2020-12-10 编码装置、解码装置、编码方法、解码方法和比特流生成装置

Country Status (4)

Country Link
US (2) US12149745B2 (https=)
JP (2) JP7738485B2 (https=)
CN (5) CN120455697A (https=)
WO (1) WO2021117813A1 (https=)

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EP4074024A4 (en) 2020-01-09 2023-04-05 ByteDance Inc. SIGNALING THE PRESENCE OF INTER-LAYER REFERENCE IMAGES
WO2021162016A1 (ja) * 2020-02-10 2021-08-19 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 符号化装置、復号装置、符号化方法、および復号方法

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WO2021162016A1 (ja) * 2020-02-10 2021-08-19 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 符号化装置、復号装置、符号化方法、および復号方法

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Publication number Publication date
CN120455699A (zh) 2025-08-08
CN120455696A (zh) 2025-08-08
CN120455698A (zh) 2025-08-08
WO2021117813A1 (ja) 2021-06-17
JP7738485B2 (ja) 2025-09-12
US20250039462A1 (en) 2025-01-30
US20220303546A1 (en) 2022-09-22
JP2025172138A (ja) 2025-11-20
JPWO2021117813A1 (https=) 2021-06-17
CN114902679A (zh) 2022-08-12
CN114902679B (zh) 2025-06-24
US12149745B2 (en) 2024-11-19

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