JP5938424B2 - 画像ブロックを再構成および符号化する方法 - Google Patents

画像ブロックを再構成および符号化する方法 Download PDF

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JP5938424B2
JP5938424B2 JP2013558373A JP2013558373A JP5938424B2 JP 5938424 B2 JP5938424 B2 JP 5938424B2 JP 2013558373 A JP2013558373 A JP 2013558373A JP 2013558373 A JP2013558373 A JP 2013558373A JP 5938424 B2 JP5938424 B2 JP 5938424B2
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current block
block
causal
prediction
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JP2014514808A (ja
JP2014514808A5 (enExample
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フランソワ，エドウワール
ソロー，ドミニク
ラカプ，フアビアン
マルタン，オーレリー
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Thomson Licensing SAS
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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
    • H04N19/103—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
    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
    • 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
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/147—Data rate or code amount at the encoder output according to rate distortion criteria
    • 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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame 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
    • H04N19/10—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
    • H04N19/189—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
    • H04N19/19—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 using optimisation based on Lagrange multipliers
    • 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
    • H04N19/50—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
    • H04N19/577—Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
    • 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
    • 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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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2013558373A 2011-03-14 2012-03-08 画像ブロックを再構成および符号化する方法 Expired - Fee Related JP5938424B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR1152044 2011-03-14
FR1152044 2011-03-14
PCT/EP2012/053978 WO2012123321A1 (en) 2011-03-14 2012-03-08 Method for reconstructing and coding an image block

Publications (3)

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JP2014514808A JP2014514808A (ja) 2014-06-19
JP2014514808A5 JP2014514808A5 (enExample) 2015-04-23
JP5938424B2 true JP5938424B2 (ja) 2016-06-22

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US (1) US20140056348A1 (enExample)
EP (1) EP2687011A1 (enExample)
JP (1) JP5938424B2 (enExample)
KR (1) KR20140026397A (enExample)
CN (1) CN103430543A (enExample)
BR (1) BR112013023405A2 (enExample)
WO (1) WO2012123321A1 (enExample)

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FR2948845A1 (fr) 2009-07-30 2011-02-04 Thomson Licensing Procede de decodage d'un flux representatif d'une sequence d'images et procede de codage d'une sequence d'images
US9883180B2 (en) 2012-10-03 2018-01-30 Avago Technologies General Ip (Singapore) Pte. Ltd. Bounded rate near-lossless and lossless image compression
CN104363449B (zh) * 2014-10-31 2017-10-10 华为技术有限公司 图像预测方法及相关装置
CN107005692B (zh) * 2014-11-27 2020-11-17 株式会社Kt 对视频信号进行解码或编码的方法及设备

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US7515637B2 (en) * 2004-05-21 2009-04-07 Broadcom Advanced Compression Group, Llc Video decoding for motion compensation with weighted prediction
EP3133813B1 (en) * 2004-09-16 2020-06-17 InterDigital VC Holdings, Inc. Method and apparatus for weighted prediction video codec utilizing local brightness variation
WO2007092215A2 (en) * 2006-02-02 2007-08-16 Thomson Licensing Method and apparatus for adaptive weight selection for motion compensated prediction
EP1985122A1 (en) 2006-02-17 2008-10-29 Thomson Licensing Localized weighted prediction handling video data brightness variations
US8457200B2 (en) * 2006-07-07 2013-06-04 Telefonaktiebolaget Lm Ericsson (Publ) Video data management
JP5529040B2 (ja) * 2008-01-10 2014-06-25 トムソン ライセンシング イントラ予測されたビデオの照明補償の方法及び装置
WO2010035731A1 (ja) * 2008-09-24 2010-04-01 ソニー株式会社 画像処理装置および方法
TWI498003B (zh) 2009-02-02 2015-08-21 Thomson Licensing 代表一序列圖像的碼式資料連流之解碼方法和一序列圖像之寫碼方法及碼式圖像資料結構
US8711930B2 (en) * 2009-07-09 2014-04-29 Qualcomm Incorporated Non-zero rounding and prediction mode selection techniques in video encoding

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Publication number Publication date
EP2687011A1 (en) 2014-01-22
JP2014514808A (ja) 2014-06-19
KR20140026397A (ko) 2014-03-05
BR112013023405A2 (pt) 2016-12-13
WO2012123321A1 (en) 2012-09-20
CN103430543A (zh) 2013-12-04
US20140056348A1 (en) 2014-02-27

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