JP6324016B2 - 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 - Google Patents

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 Download PDF

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JP6324016B2
JP6324016B2 JP2013213990A JP2013213990A JP6324016B2 JP 6324016 B2 JP6324016 B2 JP 6324016B2 JP 2013213990 A JP2013213990 A JP 2013213990A JP 2013213990 A JP2013213990 A JP 2013213990A JP 6324016 B2 JP6324016 B2 JP 6324016B2
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color difference
linear interpolation
unit
difference signal
signal
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JP2014143671A5 (enExample
JP2014143671A (ja
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前田　充
充 前田
真悟 志摩
真悟 志摩
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Canon Inc
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Canon Inc
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Priority to US14/758,187 priority patent/US10230993B2/en
Priority to PCT/JP2013/007563 priority patent/WO2014103292A1/en
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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
    • 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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/89—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving methods or arrangements for detection of transmission errors at the decoder
    • H04N19/895—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving methods or arrangements for detection of transmission errors at the decoder in combination with error concealment
    • 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
    • H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
    • 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
    • H04N19/134—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
    • H04N19/162—User input
    • 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
    • H04N19/169—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
    • H04N19/186—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 colour or a chrominance component
    • 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
    • H04N19/50—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
    • H04N19/59—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
    • 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding

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  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2013213990A 2012-12-28 2013-10-11 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 Expired - Fee Related JP6324016B2 (ja)

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Application Number Priority Date Filing Date Title
JP2013213990A JP6324016B2 (ja) 2012-12-28 2013-10-11 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
US14/758,187 US10230993B2 (en) 2012-12-28 2013-12-25 Image decoding device and method of chrominance correction with linear-interpolation
PCT/JP2013/007563 WO2014103292A1 (en) 2012-12-28 2013-12-25 Image coding device, image coding method, program thereof, image decoding device, image decoding method, and program thereof

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JP2012287786 2012-12-28
JP2012287786 2012-12-28
JP2013213990A JP6324016B2 (ja) 2012-12-28 2013-10-11 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

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JP2014143671A JP2014143671A (ja) 2014-08-07
JP2014143671A5 JP2014143671A5 (enExample) 2016-11-24
JP6324016B2 true JP6324016B2 (ja) 2018-05-16

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US10230992B2 (en) * 2014-03-03 2019-03-12 Sony Corporation Strong intra smoothing for in RExt
JP6080077B2 (ja) * 2014-07-15 2017-02-15 パナソニックＩｐマネジメント株式会社 画像符号化方法及び画像符号化装置
KR102332782B1 (ko) * 2014-12-15 2021-11-30 삼성전자주식회사 시각 특성을 고려한 영상 데이터 압축
US20190068967A1 (en) * 2016-02-03 2019-02-28 Sharp Kabushiki Kaisha Predicted-image generation device, video decoding device, and video coding device
CN116634139A (zh) * 2016-08-03 2023-08-22 株式会社Kt 用于对视频进行编码和解码的方法和装置
PT3552393T (pt) * 2016-12-23 2023-05-30 Huawei Tech Co Ltd Um aparelho de codificação para sinalizar um modo de intra-predição direcional de extensão dentro de um conjunto de modos de intra-predição direcional
KR20190112776A (ko) * 2017-01-31 2019-10-07 샤프 가부시키가이샤 평면 내적 예측 비디오 코딩을 수행하기 위한 시스템들 및 방법들
US11438583B2 (en) * 2018-11-27 2022-09-06 Tencent America LLC Reference sample filter selection in intra prediction

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US7746408B2 (en) * 2006-02-08 2010-06-29 Broadcom Corporation Method and system for improving the appearance of deinterlaced chroma formatted video
JPWO2010001999A1 (ja) * 2008-07-04 2011-12-22 株式会社東芝 動画像符号化／復号化方法及び装置
EP2486731B1 (en) * 2009-10-05 2018-11-07 InterDigital Madison Patent Holdings Methods and apparatus for adaptive filtering of prediction pixels for chroma components in video encoding and decoding
WO2011142801A1 (en) * 2010-05-10 2011-11-17 Thomson Licensing Methods and apparatus for adaptive interpolative intra block encoding and decoding
US9258573B2 (en) * 2010-12-07 2016-02-09 Panasonic Intellectual Property Corporation Of America Pixel adaptive intra smoothing
US9299133B2 (en) * 2011-01-12 2016-03-29 Mitsubishi Electric Corporation Image encoding device, image decoding device, image encoding method, and image decoding method for generating a prediction image

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US10230993B2 (en) 2019-03-12
WO2014103292A1 (en) 2014-07-03
JP2014143671A (ja) 2014-08-07

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