CN121217937A - 编码装置、解码装置、编码方法、解码方法和发送方法 - Google Patents

编码装置、解码装置、编码方法、解码方法和发送方法

Info

Publication number
CN121217937A
CN121217937A CN202511319107.7A CN202511319107A CN121217937A CN 121217937 A CN121217937 A CN 121217937A CN 202511319107 A CN202511319107 A CN 202511319107A CN 121217937 A CN121217937 A CN 121217937A
Authority
CN
China
Prior art keywords
unit
block
prediction
current block
mode
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
CN202511319107.7A
Other languages
English (en)
Chinese (zh)
Inventor
V·德吕容
远间正真
西孝启
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 CN121217937A publication Critical patent/CN121217937A/zh
Pending legal-status Critical Current

Links

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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/573—Motion compensation with multiple frame prediction using two or more reference frames in a given prediction direction
    • 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
    • H04N19/10—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
    • H04N19/17—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
    • H04N19/42—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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/58—Motion compensation with long-term prediction, i.e. the reference frame for a current frame not being the temporally closest one
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CN202511319107.7A 2019-09-11 2020-09-11 编码装置、解码装置、编码方法、解码方法和发送方法 Pending CN121217937A (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201962898785P 2019-09-11 2019-09-11
US62/898,785 2019-09-11
CN202080059896.4A CN114731441B (zh) 2019-09-11 2020-09-11 编码装置、解码装置、编码方法、解码方法和存储介质
PCT/JP2020/034570 WO2021049642A1 (ja) 2019-09-11 2020-09-11 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
CN121217937A true CN121217937A (zh) 2025-12-26

Family

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Family Applications (5)

Application Number Title Priority Date Filing Date
CN202511319107.7A Pending CN121217937A (zh) 2019-09-11 2020-09-11 编码装置、解码装置、编码方法、解码方法和发送方法
CN202511319115.1A Pending CN121217939A (zh) 2019-09-11 2020-09-11 编码装置、解码装置、编码方法、解码方法和存储介质
CN202511319112.8A Pending CN121217938A (zh) 2019-09-11 2020-09-11 编码装置、解码装置、编码方法、解码方法和发送方法
CN202511319119.XA Pending CN121239866A (zh) 2019-09-11 2020-09-11 编码装置、解码装置、编码方法、解码方法和存储介质
CN202080059896.4A Active CN114731441B (zh) 2019-09-11 2020-09-11 编码装置、解码装置、编码方法、解码方法和存储介质

Family Applications After (4)

Application Number Title Priority Date Filing Date
CN202511319115.1A Pending CN121217939A (zh) 2019-09-11 2020-09-11 编码装置、解码装置、编码方法、解码方法和存储介质
CN202511319112.8A Pending CN121217938A (zh) 2019-09-11 2020-09-11 编码装置、解码装置、编码方法、解码方法和发送方法
CN202511319119.XA Pending CN121239866A (zh) 2019-09-11 2020-09-11 编码装置、解码装置、编码方法、解码方法和存储介质
CN202080059896.4A Active CN114731441B (zh) 2019-09-11 2020-09-11 编码装置、解码装置、编码方法、解码方法和存储介质

Country Status (5)

Country Link
US (2) US12477138B2 (https=)
EP (1) EP4030763A4 (https=)
JP (3) JP7624926B2 (https=)
CN (5) CN121217937A (https=)
WO (1) WO2021049642A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021049642A1 (ja) * 2019-09-11 2021-03-18 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

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5234368B2 (ja) * 2009-09-30 2013-07-10 ソニー株式会社 画像処理装置および方法
WO2017143467A1 (en) * 2016-02-22 2017-08-31 Mediatek Singapore Pte. Ltd. Localized luma mode prediction inheritance for chroma coding
KR20260006075A (ko) 2019-03-11 2026-01-12 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 프로파일 및 레벨 의존적 코딩 옵션을 가지는 인코더 및 디코더, 인코딩 방법 및 디코딩 방법
WO2021049642A1 (ja) * 2019-09-11 2021-03-18 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

Also Published As

Publication number Publication date
CN114731441B (zh) 2025-09-30
JPWO2021049642A1 (https=) 2021-03-18
WO2021049642A1 (ja) 2021-03-18
CN121239866A (zh) 2025-12-30
CN121217938A (zh) 2025-12-26
US20220166995A1 (en) 2022-05-26
JP7624926B2 (ja) 2025-01-31
CN114731441A (zh) 2022-07-08
US20260052266A1 (en) 2026-02-19
CN121217939A (zh) 2025-12-26
JP7764641B2 (ja) 2025-11-05
EP4030763A4 (en) 2022-12-21
JP2025061542A (ja) 2025-04-10
US12477138B2 (en) 2025-11-18
EP4030763A1 (en) 2022-07-20
JP2026009212A (ja) 2026-01-19

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