CN104885468B - 图像编码装置及方法和图像解码装置及方法 - Google Patents

图像编码装置及方法和图像解码装置及方法 Download PDF

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CN104885468B
CN104885468B CN201380068858.5A CN201380068858A CN104885468B CN 104885468 B CN104885468 B CN 104885468B CN 201380068858 A CN201380068858 A CN 201380068858A CN 104885468 B CN104885468 B CN 104885468B
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information
quantization
unit
image
transform
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CN104885468A (zh
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志摩真悟
前田充
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Kato Corp
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Kato Corp
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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
    • H04N19/70—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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive 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
    • H04N19/124—Quantisation
    • 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
    • H04N19/124—Quantisation
    • H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
    • 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
    • H04N19/18—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 set of transform coefficients
    • 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
    • H04N19/42—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
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • H04N19/45—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder performing compensation of the inverse transform mismatch, e.g. Inverse Discrete Cosine Transform [IDCT] mismatch
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding

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  • 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)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
CN201380068858.5A 2012-12-28 2013-12-25 图像编码装置及方法和图像解码装置及方法 Active CN104885468B (zh)

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JP2012-287785 2012-12-28
JP2012287785A JP6157114B2 (ja) 2012-12-28 2012-12-28 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム
PCT/JP2013/007565 WO2014103294A1 (en) 2012-12-28 2013-12-25 Provision of precision information in an image encoding device, image encoding method and program, image decoding device, and image decoding method and program

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CN104885468A CN104885468A (zh) 2015-09-02
CN104885468B true CN104885468B (zh) 2019-11-01

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EP (1) EP2939430A1 (https=)
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KR (3) KR101833010B1 (https=)
CN (1) CN104885468B (https=)
BR (1) BR112015015600A2 (https=)
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EP3166313A1 (en) 2015-11-09 2017-05-10 Thomson Licensing Encoding and decoding method and corresponding devices
JP6543578B2 (ja) 2016-01-27 2019-07-10 富士通株式会社 情報処理装置、情報処理方法、およびプログラム
JP6868785B2 (ja) * 2016-05-13 2021-05-12 ソニーグループ株式会社 画像処理装置および方法
JP7235030B2 (ja) * 2018-02-14 2023-03-08 ソニーグループ株式会社 画像処理装置および方法
JP7235031B2 (ja) * 2018-02-14 2023-03-08 ソニーグループ株式会社 画像処理装置および方法
KR102814907B1 (ko) 2018-03-21 2025-06-04 주식회사 엘엑스세미콘 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
CN116320411A (zh) * 2018-03-29 2023-06-23 日本放送协会 图像编码装置、图像解码装置以及程序
US11586883B2 (en) * 2018-12-14 2023-02-21 Microsoft Technology Licensing, Llc Residual quantization for neural networks
JP7536484B2 (ja) 2020-03-18 2024-08-20 キヤノン株式会社 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム
EP4462310A4 (en) * 2022-01-07 2025-11-26 Lg Electronics Inc METHOD AND DEVICE FOR ENCODING/DECODING FEATURES, AND RECORDING MEDIUM ON WHICH A BINARY STREAM IS STORED
KR20230126777A (ko) 2022-02-23 2023-08-31 삼성디스플레이 주식회사 디코더 및 그것을 포함하는 데이터 처리 장치

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Publication number Publication date
US10743017B2 (en) 2020-08-11
KR101703228B1 (ko) 2017-02-06
KR101933361B1 (ko) 2018-12-27
CN104885468A (zh) 2015-09-02
US20160198175A1 (en) 2016-07-07
RU2679285C2 (ru) 2019-02-06
BR112015015600A2 (pt) 2017-07-11
KR20150100802A (ko) 2015-09-02
JP2014131172A (ja) 2014-07-10
JP6157114B2 (ja) 2017-07-05
EP2939430A1 (en) 2015-11-04
RU2015131145A (ru) 2017-02-02
KR101833010B1 (ko) 2018-02-27
WO2014103294A1 (en) 2014-07-03
KR20180023039A (ko) 2018-03-06
RU2017120115A3 (https=) 2018-11-12
RU2017120115A (ru) 2018-11-12
RU2623200C2 (ru) 2017-06-27
KR20170015562A (ko) 2017-02-08

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