KR20140026397A - 이미지 블록을 복원하고 코딩하는 방법 - Google Patents

이미지 블록을 복원하고 코딩하는 방법 Download PDF

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KR20140026397A
KR20140026397A KR1020137026611A KR20137026611A KR20140026397A KR 20140026397 A KR20140026397 A KR 20140026397A KR 1020137026611 A KR1020137026611 A KR 1020137026611A KR 20137026611 A KR20137026611 A KR 20137026611A KR 20140026397 A KR20140026397 A KR 20140026397A
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South Korea
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parameter
current block
prediction
block
causal
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Korean (ko)
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에두아르 프랑쑤와
도미니끄 또로
파비앵 라까쁘
오렐리 마르땡
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톰슨 라이센싱
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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)
KR1020137026611A 2011-03-14 2012-03-08 이미지 블록을 복원하고 코딩하는 방법 Withdrawn KR20140026397A (ko)

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 (1)

Publication Number Publication Date
KR20140026397A true KR20140026397A (ko) 2014-03-05

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KR1020137026611A Withdrawn KR20140026397A (ko) 2011-03-14 2012-03-08 이미지 블록을 복원하고 코딩하는 방법

Country Status (7)

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

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
CN112584139B (zh) * 2014-11-27 2024-08-13 株式会社Kt 对视频信号进行解码或编码的方法

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Publication number Priority date Publication date Assignee Title
US7515637B2 (en) * 2004-05-21 2009-04-07 Broadcom Advanced Compression Group, Llc Video decoding for motion compensation with weighted prediction
EP1790168B1 (en) * 2004-09-16 2016-11-09 Thomson Licensing Video codec with weighted prediction utilizing local brightness variation
JP5224459B2 (ja) * 2006-02-02 2013-07-03 トムソン ライセンシング 動き補償予測のための適応重み選択を行う方法および装置
KR101293086B1 (ko) 2006-02-17 2013-08-06 톰슨 라이센싱 비디오 데이터 밝기 변화를 다루는 지역화된 가중 예측
EP2039171B1 (en) * 2006-07-07 2016-10-05 Telefonaktiebolaget LM Ericsson (publ) Weighted prediction for video coding
WO2009089032A2 (en) * 2008-01-10 2009-07-16 Thomson Licensing Methods and apparatus for illumination compensation of intra-predicted video
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
BR112013023405A2 (pt) 2016-12-13
CN103430543A (zh) 2013-12-04
JP2014514808A (ja) 2014-06-19
US20140056348A1 (en) 2014-02-27
WO2012123321A1 (en) 2012-09-20
EP2687011A1 (en) 2014-01-22
JP5938424B2 (ja) 2016-06-22

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Patent event date: 20131008

Patent event code: PA01051R01D

Comment text: International Patent Application

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