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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JP2014143671A (ja
JP2014143671A5 (enExample
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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
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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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  • Engineering & Computer Science (AREA)
  • 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 Active 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
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
US14/758,187 US10230993B2 (en) 2012-12-28 2013-12-25 Image decoding device and method of chrominance correction with linear-interpolation

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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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KR102306336B1 (ko) * 2014-03-03 2021-09-30 소니그룹주식회사 범위 확장에서의 강력한 내부 평활화
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
WO2017134992A1 (ja) * 2016-02-03 2017-08-10 シャープ株式会社 予測画像生成装置、動画像復号装置および動画像符号化装置
US11438582B2 (en) 2016-08-03 2022-09-06 Kt Corporation Video signal processing method and device for performing intra-prediction for an encoding/decoding target block
CN110115035B (zh) * 2016-12-23 2022-12-06 华为技术有限公司 一种用于通知定向帧内预测模式集合中的扩展定向帧内预测模式的编码装置
CN110583021B (zh) * 2017-01-31 2023-06-02 夏普株式会社 用于执行平面帧内预测视频编码的系统和方法
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
KR20100133006A (ko) * 2008-07-04 2010-12-20 가부시끼가이샤 도시바 동화상 부호화/복호화 방법 및 장치
JP5818800B2 (ja) * 2009-10-05 2015-11-18 トムソン ライセンシングＴｈｏｍｓｏｎ Ｌｉｃｅｎｓｉｎｇ 符号化方法及び復号化方法
US20130044814A1 (en) 2010-05-10 2013-02-21 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
KR101678351B1 (ko) * 2011-01-12 2016-11-21 미쓰비시덴키 가부시키가이샤 기억 매체

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JP2014143671A (ja) 2014-08-07
US20150334424A1 (en) 2015-11-19
WO2014103292A1 (en) 2014-07-03
US10230993B2 (en) 2019-03-12

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