KR100994524B1 - 화상 정보 부호화 장치 및 방법, 및 화상 정보 복호 장치및 방법 - Google Patents

화상 정보 부호화 장치 및 방법, 및 화상 정보 복호 장치및 방법 Download PDF

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KR100994524B1
KR100994524B1 KR20057004449A KR20057004449A KR100994524B1 KR 100994524 B1 KR100994524 B1 KR 100994524B1 KR 20057004449 A KR20057004449 A KR 20057004449A KR 20057004449 A KR20057004449 A KR 20057004449A KR 100994524 B1 KR100994524 B1 KR 100994524B1
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signal
image
format
color space
prediction
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KR20060121651A (ko
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데루히코 스즈키
아키라 스기야마
교헤이 고야부
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소니 주식회사
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N11/00—Colour television systems
    • H04N11/04—Colour television systems using pulse code modulation
    • 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
    • H04N11/00—Colour television systems
    • H04N11/04—Colour television systems using pulse code modulation
    • H04N11/042—Codec means
    • H04N11/044—Codec means involving transform 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
    • H04N19/103—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
    • H04N19/102—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
    • H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
    • H—ELECTRICITY
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    • 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
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • 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
    • H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
    • H—ELECTRICITY
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    • 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
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    • 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
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    • 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
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • 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
    • H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • 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)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Color Television Systems (AREA)
KR20057004449A 2003-07-18 2004-07-20 화상 정보 부호화 장치 및 방법, 및 화상 정보 복호 장치및 방법 Expired - Fee Related KR100994524B1 (ko)

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JPJP-P-2003-00277128 2003-07-18
JP2003277128A JP4617644B2 (ja) 2003-07-18 2003-07-18 符号化装置及び方法

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KR20060121651A KR20060121651A (ko) 2006-11-29
KR100994524B1 true KR100994524B1 (ko) 2010-11-15

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US (11) US7492950B2 (enExample)
EP (7) EP2506577B1 (enExample)
JP (1) JP4617644B2 (enExample)
KR (1) KR100994524B1 (enExample)
CN (2) CN100542305C (enExample)
BR (1) BRPI0406183A (enExample)
MX (1) MXPA05002671A (enExample)
RU (1) RU2350041C2 (enExample)
WO (1) WO2005009050A1 (enExample)

Families Citing this family (119)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6882685B2 (en) 2001-09-18 2005-04-19 Microsoft Corporation Block transform and quantization for image and video coding
NO319007B1 (no) * 2003-05-22 2005-06-06 Tandberg Telecom As Fremgangsmate og apparat for videokomprimering
KR100543611B1 (ko) * 2004-03-02 2006-01-20 엘지전자 주식회사 인트라 압축 방법
EP1808024B1 (en) * 2004-11-04 2013-04-17 Thomson Licensing Fast intra mode prediction for a video encoder
KR100634531B1 (ko) * 2004-12-29 2006-10-16 삼성전자주식회사 액정 표시장치의 동적 캐패시턴스 보상장치 및 방법
US8750376B2 (en) * 2005-04-13 2014-06-10 Thomson Licensing Luma and chroma decoding using a common predictor
KR100718130B1 (ko) * 2005-06-04 2007-05-14 삼성전자주식회사 디스플레이 구동 장치 및 방법
US20090123066A1 (en) * 2005-07-22 2009-05-14 Mitsubishi Electric Corporation Image encoding device, image decoding device, image encoding method, image decoding method, image encoding program, image decoding program, computer readable recording medium having image encoding program recorded therein,
US20080130989A1 (en) * 2005-07-22 2008-06-05 Mitsubishi Electric Corporation Image encoder and image decoder, image encoding method and image decoding method, image encoding program and image decoding program, and computer readable recording medium recorded with image encoding program and computer readable recording medium recorded with image decoding program
US20080137744A1 (en) * 2005-07-22 2008-06-12 Mitsubishi Electric Corporation Image encoder and image decoder, image encoding method and image decoding method, image encoding program and image decoding program, and computer readable recording medium recorded with image encoding program and computer readable recording medium recorded with image decoding program
US20080130988A1 (en) * 2005-07-22 2008-06-05 Mitsubishi Electric Corporation Image encoder and image decoder, image encoding method and image decoding method, image encoding program and image decoding program, and computer readable recording medium recorded with image encoding program and computer readable recording medium recorded with image decoding program
US20080123947A1 (en) * 2005-07-22 2008-05-29 Mitsubishi Electric Corporation Image encoding device, image decoding device, image encoding method, image decoding method, image encoding program, image decoding program, computer readable recording medium having image encoding program recorded therein
US20080165849A1 (en) * 2005-07-22 2008-07-10 Mitsubishi Electric Corporation Image encoder and image decoder, image encoding method and image decoding method, image encoding program and image decoding program, and computer readable recording medium recorded with image encoding program and computer readable recording medium recorded with image decoding program
US20080123977A1 (en) * 2005-07-22 2008-05-29 Mitsubishi Electric Corporation Image encoder and image decoder, image encoding method and image decoding method, image encoding program and image decoding program, and computer readable recording medium recorded with image encoding program and computer readable recording medium recorded with image decoding program
US20090034857A1 (en) * 2005-07-22 2009-02-05 Mitsubishi Electric Corporation Image encoder and image decoder, image encoding method and image decoding method, image encoding program and image decoding program, and computer readable recording medium recorded with image encoding program and computer readable recording medium recorded with image decoding program
US8488889B2 (en) 2005-07-22 2013-07-16 Mitsubishi Electric Corporation Image encoder and image decoder, image encoding method and image decoding method, image encoding program and image decoding program, and computer readable recording medium recorded with image encoding program and computer readable recording medium recorded with image decoding program
RU2368095C1 (ru) * 2005-07-22 2009-09-20 Мицубиси Электрик Корпорейшн Кодер изображения и декодер изображения, способ кодирования изображения и способ декодирования изображения, программа кодирования изображения и программа декодирования изображения и компьютерно-считываемый носитель записи, на котором записана программа кодирования изображения, и компьютерно-считываемый носитель записи, на котором записана программа декодирования изображения
US20080130990A1 (en) * 2005-07-22 2008-06-05 Mitsubishi Electric Corporation Image encoder and image decoder, image encoding method and image decoding method, image encoding program and image decoding program, and computer readable recording medium recorded with image encoding program and computer readable recording medium recorded with image decoding program
US8509551B2 (en) 2005-07-22 2013-08-13 Mitsubishi Electric Corporation Image encoder and image decoder, image encoding method and image decoding method, image encoding program and image decoding program, and computer readable recording medium recording with image encoding program and computer readable recording medium recorded with image decoding program
CN102176754B (zh) * 2005-07-22 2013-02-06 三菱电机株式会社 图像编码装置和方法、以及图像解码装置和方法
US7933337B2 (en) * 2005-08-12 2011-04-26 Microsoft Corporation Prediction of transform coefficients for image compression
CN100405848C (zh) * 2005-09-16 2008-07-23 宁波大学 一种用于视频图像编码过程中的量化方法
US20080130740A1 (en) * 2005-09-20 2008-06-05 Mitsubishi Electric Corporation Image encoding method and image decoding method, image encoder and image decoder, and image encoded bit stream and recording medium
US8300694B2 (en) 2005-09-20 2012-10-30 Mitsubishi Electric Corporation Image encoding method and image decoding method, image encoder and image decoder, and image encoded bit stream and recording medium
US8306112B2 (en) 2005-09-20 2012-11-06 Mitsubishi Electric Corporation Image encoding method and image decoding method, image encoder and image decoder, and image encoded bit stream and recording medium
US8300700B2 (en) 2005-09-20 2012-10-30 Mitsubishi Electric Corporation Image encoding method and image decoding method, image encoder and image decoder, and image encoded bit stream and recording medium
US20080137732A1 (en) * 2005-09-20 2008-06-12 Mitsubishi Electric Corporation Image encoding method and image decoding method, image encoder and image decoder, and image encoded bit stream and recording medium
EP2228994A3 (en) 2005-09-20 2012-07-25 Mitsubishi Electric Corporation Image encoding method and image decoding method, image encoder and image decoder, and image encoded bit stream and recording medium
US20080123737A1 (en) * 2005-09-20 2008-05-29 Mitsubishi Electric Corporation Image encoding method and image decoding method, image encoder and image decoder, and image encoded bit stream and recording medium
KR100873636B1 (ko) 2005-11-14 2008-12-12 삼성전자주식회사 단일 부호화 모드를 이용하는 영상 부호화/복호화 방법 및장치
US8315308B2 (en) * 2006-01-11 2012-11-20 Qualcomm Incorporated Video coding with fine granularity spatial scalability
KR20080087909A (ko) * 2006-01-19 2008-10-01 엘지전자 주식회사 신호 디코딩 방법 및 장치
KR100728032B1 (ko) 2006-01-27 2007-06-14 삼성전자주식회사 워핑 기반의 인트라 예측 방법
JP2007243399A (ja) * 2006-03-07 2007-09-20 Matsushita Electric Ind Co Ltd データ圧縮方式およびその関連技術
US8880571B2 (en) 2006-05-05 2014-11-04 Microsoft Corporation High dynamic range data format conversions for digital media
RU2430485C2 (ru) * 2006-10-10 2011-09-27 Ниппон Телеграф Энд Телефон Корпорейшн Способ кодирования и способ декодирования видеоинформации, устройства для реализации этого способа, программы для реализации этого способа и носители информации для записи этих программ
KR20080045516A (ko) * 2006-11-20 2008-05-23 삼성전자주식회사 Ｒｇｂ 영상의 부호화 및 복호화 방법과 그 장치
JP5026092B2 (ja) * 2007-01-12 2012-09-12 三菱電機株式会社 動画像復号装置および動画像復号方法
JP2008193627A (ja) * 2007-01-12 2008-08-21 Mitsubishi Electric Corp 画像符号化装置、画像復号装置、および画像符号化方法、画像復号方法
KR101119970B1 (ko) * 2007-02-05 2012-02-22 삼성전자주식회사 적응적인 양자화 스텝을 이용한 영상의 부호화, 복호화방법 및 장치
US8054886B2 (en) * 2007-02-21 2011-11-08 Microsoft Corporation Signaling and use of chroma sample positioning information
US8184710B2 (en) * 2007-02-21 2012-05-22 Microsoft Corporation Adaptive truncation of transform coefficient data in a transform-based digital media codec
US8942289B2 (en) * 2007-02-21 2015-01-27 Microsoft Corporation Computational complexity and precision control in transform-based digital media codec
US8619853B2 (en) * 2007-06-15 2013-12-31 Qualcomm Incorporated Separable directional transforms
US8139875B2 (en) * 2007-06-28 2012-03-20 Mitsubishi Electric Corporation Image encoding device, image decoding device, image encoding method and image decoding method
US8150187B1 (en) 2007-11-29 2012-04-03 Lsi Corporation Baseband signal quantizer estimation
US8401071B2 (en) * 2007-12-19 2013-03-19 Sony Corporation Virtually lossless video data compression
US8213502B2 (en) * 2007-12-31 2012-07-03 Ceva D.S.P. Ltd. Method and system for real-time adaptive quantization control
CA2730383A1 (en) 2008-07-10 2010-01-14 Mitsubishi Electric Corporation Image encoding device, image decoding device, image encoding method, and image decoding method
KR20100018810A (ko) * 2008-08-07 2010-02-18 전자부품연구원 초고화질 영상 부호화, 복호화 방법 및 장치 및 컴퓨터로판독가능한 기록매체
TWI396431B (zh) * 2008-12-22 2013-05-11 Himax Tech Ltd 顏色分量的壓縮方法
JP5490404B2 (ja) 2008-12-25 2014-05-14 シャープ株式会社 画像復号装置
JP5686499B2 (ja) * 2009-01-22 2015-03-18 株式会社Ｎｔｔドコモ 画像予測符号化装置、方法及びプログラム、画像予測復号装置、方法及びプログラム、並びに、符号化・復号システム及び方法
US9076239B2 (en) 2009-04-30 2015-07-07 Stmicroelectronics S.R.L. Method and systems for thumbnail generation, and corresponding computer program product
JP2010268259A (ja) * 2009-05-15 2010-11-25 Sony Corp 画像処理装置および方法、並びにプログラム
WO2011000255A1 (en) * 2009-07-02 2011-01-06 Mediatek Inc. Methods of intra prediction, video encoder, and video decoder thereof
EP4418655A3 (en) * 2009-08-12 2024-12-11 InterDigital VC Holdings, Inc. Methods and apparatus for improved intra chroma encoding and decoding
KR20110064722A (ko) * 2009-12-08 2011-06-15 한국전자통신연구원 영상 처리 정보와 컬러 정보의 동시 전송을 위한 코딩 장치 및 방법
CN106060547B (zh) * 2010-06-07 2019-09-13 数码士有限公司 解码高分辨率图像的方法和装置
JP2011259205A (ja) * 2010-06-09 2011-12-22 Sony Corp 画像復号化装置と画像符号化装置およびその方法とプログラム
KR20110135044A (ko) * 2010-06-10 2011-12-16 삼성전자주식회사 3ｄ영상 처리 장치 및 그 방법
JP2011259362A (ja) * 2010-06-11 2011-12-22 Sony Corp 画像処理装置および方法
WO2012002785A2 (ko) * 2010-07-02 2012-01-05 (주)휴맥스 화면내 예측 부호화를 위한 영상 부호화/복호화 장치 및 방법
US9172968B2 (en) 2010-07-09 2015-10-27 Qualcomm Incorporated Video coding using directional transforms
KR20130069726A (ko) * 2010-07-15 2013-06-26 미쓰비시덴키 가부시키가이샤 동영상 부호화 장치, 동영상 복호 장치, 동영상 부호화 방법 및 동영상 복호 방법
CN105744274B (zh) * 2010-09-30 2019-02-01 三菱电机株式会社 运动图像编码装置及方法、运动图像解码装置及方法
US10992958B2 (en) * 2010-12-29 2021-04-27 Qualcomm Incorporated Video coding using mapped transforms and scanning modes
GB2487200A (en) 2011-01-12 2012-07-18 Canon Kk Video encoding and decoding with improved error resilience
US10841590B2 (en) 2011-01-13 2020-11-17 Nec Corporation Video decoding device, video decoding method, and program
CN102595124B (zh) 2011-01-14 2014-07-16 华为技术有限公司 图像编码解码方法、处理图像数据方法及其设备
WO2012118359A2 (ko) 2011-03-03 2012-09-07 한국전자통신연구원 색차 성분 양자화 매개 변수 결정 방법 및 이러한 방법을 사용하는 장치
KR101566366B1 (ko) * 2011-03-03 2015-11-16 한국전자통신연구원 색차 성분 양자화 매개 변수 결정 방법 및 이러한 방법을 사용하는 장치
WO2012128453A1 (ko) * 2011-03-21 2012-09-27 엘지전자 주식회사 영상 부호화/복호화 방법 및 장치
JP6072678B2 (ja) * 2011-04-25 2017-02-01 シャープ株式会社 画像符号化装置、画像符号化方法、画像符号化プログラム、画像復号装置、画像復号方法及び画像復号プログラム
WO2012176405A1 (ja) * 2011-06-20 2012-12-27 株式会社Ｊｖｃケンウッド 画像符号化装置、画像符号化方法及び画像符号化プログラム、並びに画像復号装置、画像復号方法及び画像復号プログラム
CN103688533B (zh) * 2011-06-20 2015-12-23 联发科技（新加坡）私人有限公司 可减少行存储器的色度帧内预测方法及装置
KR101442127B1 (ko) * 2011-06-21 2014-09-25 인텔렉추얼디스커버리 주식회사 쿼드트리 구조 기반의 적응적 양자화 파라미터 부호화 및 복호화 방법 및 장치
KR101675707B1 (ko) * 2011-06-23 2016-11-11 가부시키가이샤 제이브이씨 켄우드 화상 인코딩 장치, 화상 인코딩 방법 및 화상 인코딩 프로그램, 및 화상 디코딩 장치, 화상 디코딩 방법 및 화상 디코딩 프로그램
CN106791880B (zh) * 2011-06-24 2020-03-10 三菱电机株式会社 图像编码装置和方法、图像解码装置和方法以及记录介质
CA2982695C (en) 2011-06-24 2019-05-21 Lg Electronics Inc. Image information encoding and decoding method
KR20150088909A (ko) * 2011-06-30 2015-08-03 가부시키가이샤 제이브이씨 켄우드 화상 부호화 장치, 화상 부호화 방법, 화상 부호화 프로그램, 화상 복호 장치, 화상 복호 방법 및 화상 복호 프로그램
US9143805B2 (en) * 2011-07-14 2015-09-22 Panasonic Intellectual Property Corporation Of America Method of image coding chrominance signal and method of image decoding chrominance signal
JP5768565B2 (ja) * 2011-07-28 2015-08-26 富士通株式会社 動画像符号化装置、動画像符号化方法及び動画像符号化プログラム
EP2557789B1 (en) 2011-08-09 2017-09-27 Dolby Laboratories Licensing Corporation Guided image up-sampling in video coding
MX2014004776A (es) * 2011-10-17 2014-07-09 Kt Corp Metodo de transformacion adaptable con base en la prediccion en pantalla y aparato que usa el metodo.
US9280835B2 (en) * 2011-10-18 2016-03-08 Nokia Technologies Oy Method for coding and an apparatus based on a DC prediction value
KR20130049526A (ko) 2011-11-04 2013-05-14 오수미 복원 블록 생성 방법
JP2013102297A (ja) 2011-11-07 2013-05-23 Canon Inc 画像符号化方法、画像符号化装置及びプログラム、画像復号方法、画像復号装置及びプログラム
JP5871628B2 (ja) * 2011-11-07 2016-03-01 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
US9288508B2 (en) 2011-11-08 2016-03-15 Qualcomm Incorporated Context reduction for context adaptive binary arithmetic coding
CN106937113B (zh) * 2011-12-05 2020-06-02 同济大学 基于混合色度采样率的图像压缩方法和装置
WO2013086724A1 (en) 2011-12-15 2013-06-20 Mediatek Singapore Pte. Ltd. Method of clippling transformed coefficients before de-quantization
JP2015080004A (ja) * 2012-01-30 2015-04-23 三菱電機株式会社 カラー動画像符号化装置、カラー動画像復号装置、カラー動画像符号化方法及びカラー動画像復号方法
GB2501535A (en) 2012-04-26 2013-10-30 Sony Corp Chrominance Processing in High Efficiency Video Codecs
KR101540510B1 (ko) * 2013-05-28 2015-07-31 한양대학교 산학협력단 추가적 예측 후보를 이용한 인트라 예측 방법 및 그 장치
AU2012232992A1 (en) * 2012-09-28 2014-04-17 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding the transform units of a coding unit
US9332257B2 (en) * 2012-10-01 2016-05-03 Qualcomm Incorporated Coded black flag coding for 4:2:2 sample format in video coding
US9978156B2 (en) * 2012-10-03 2018-05-22 Avago Technologies General Ip (Singapore) Pte. Ltd. High-throughput image and video compression
US9363517B2 (en) 2013-02-28 2016-06-07 Broadcom Corporation Indexed color history in image coding
JP6005572B2 (ja) * 2013-03-28 2016-10-12 Kddi株式会社 動画像符号化装置、動画像復号装置、動画像符号化方法、動画像復号方法、およびプログラム
GB2512826B (en) * 2013-04-05 2017-05-10 Canon Kk Method and device for determining the value of a quantization parameter
US9294766B2 (en) * 2013-09-09 2016-03-22 Apple Inc. Chroma quantization in video coding
EP3114835B1 (en) 2014-03-04 2020-04-22 Microsoft Technology Licensing, LLC Encoding strategies for adaptive switching of color spaces
CN110049325B (zh) 2014-03-04 2022-07-05 微软技术许可有限责任公司 色彩空间、色彩采样率和/或比特深度的自适应切换
BR112016021529B1 (pt) 2014-03-27 2023-02-28 Microsoft Technology Licensing, Llc Dispositivo de computação, método e meio legível por computador para ajuste de quantização/escalada e quantização/escalada inversa ao alternar áreas de cor
CN105960802B (zh) 2014-10-08 2018-02-06 微软技术许可有限责任公司 切换色彩空间时对编码和解码的调整
RU2579966C1 (ru) * 2014-12-04 2016-04-10 Общество с ограниченной ответственностью "РЭЙДИКС" Способ сжатия изображений (варианты)
JP5943118B2 (ja) * 2015-04-13 2016-06-29 富士通株式会社 動画像符号化装置、動画像符号化方法及び動画像符号化プログラム
JP6320440B2 (ja) 2015-08-04 2018-05-09 ドルビー ラボラトリーズ ライセンシング コーポレイション ハイダイナミックレンジ信号のための信号再構成
WO2017173593A1 (en) * 2016-04-06 2017-10-12 Mediatek Singapore Pte. Ltd. Separate coding secondary transform syntax elements for different color components
US20180199062A1 (en) * 2017-01-11 2018-07-12 Qualcomm Incorporated Intra prediction techniques for video coding
US11146795B2 (en) 2017-03-10 2021-10-12 Qualcomm Incorporated Intra filtering flag in video coding
CN108989820B (zh) * 2017-06-03 2022-07-05 上海天荷电子信息有限公司 各阶段采用各自相应色度采样格式的数据压缩方法和装置
US10805641B2 (en) 2017-06-15 2020-10-13 Qualcomm Incorporated Intra filtering applied together with transform processing in video coding
CN112055964B (zh) * 2018-04-30 2022-06-07 寰发股份有限公司 用于视频编解码中的独立编码树的语法交错方法和装置
CA3111118A1 (en) 2018-09-21 2020-03-26 Huawei Technologies Co., Ltd. Apparatus and method for inverse quantization
US11412260B2 (en) * 2018-10-29 2022-08-09 Google Llc Geometric transforms for image compression
US10841617B2 (en) 2018-11-27 2020-11-17 Semiconductor Components Industries, Llc Methods and apparatus for successive intra block prediction
JP7621975B2 (ja) * 2019-12-26 2025-01-27 日本放送協会 符号化装置、復号装置、及びプログラム

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11262003A (ja) 1998-01-26 1999-09-24 Internatl Business Mach Corp <Ibm> 一定ビット・レ―トまたは可変ビット・レ―トのためのディジタル・モ―ション・ビデオ・シ―ケンスの２パス符号化方法
JP2000023190A (ja) 1998-06-26 2000-01-21 Sony Corp 動きベクトル生成方法、画像符号化装置、動き補償方法、動き補償装置、及び提供媒体

Family Cites Families (46)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3679821A (en) * 1970-04-30 1972-07-25 Bell Telephone Labor Inc Transform coding of image difference signals
US3679824A (en) * 1970-05-04 1972-07-25 Tektronix Inc Facsimile system
JPH082106B2 (ja) * 1986-11-10 1996-01-10 国際電信電話株式会社 動画像信号のハイブリツド符号化方式
US5870497A (en) 1991-03-15 1999-02-09 C-Cube Microsystems Decoder for compressed video signals
US5227878A (en) * 1991-11-15 1993-07-13 At&T Bell Laboratories Adaptive coding and decoding of frames and fields of video
US5241383A (en) * 1992-05-13 1993-08-31 Bell Communications Research, Inc. Pseudo-constant bit rate video coding with quantization parameter adjustment
US5842033A (en) * 1992-06-30 1998-11-24 Discovision Associates Padding apparatus for passing an arbitrary number of bits through a buffer in a pipeline system
JPH07203211A (ja) * 1993-12-28 1995-08-04 Canon Inc 画像処理方法及び装置
JP3523719B2 (ja) 1995-04-04 2004-04-26 三菱電機株式会社 画像符号化装置及び画像復号化装置
US5774206A (en) * 1995-05-10 1998-06-30 Cagent Technologies, Inc. Process for controlling an MPEG decoder
JPH0951504A (ja) 1995-08-03 1997-02-18 Matsushita Electric Ind Co Ltd 画像符号化装置及び画像復号化装置
US5768537A (en) * 1996-02-22 1998-06-16 International Business Machines Corporation Scalable MPEG2 compliant video encoder
US5777679A (en) * 1996-03-15 1998-07-07 International Business Machines Corporation Video decoder including polyphase fir horizontal filter
WO1997035422A1 (fr) * 1996-03-19 1997-09-25 Mitsubishi Denki Kabushiki Kaisha Codeur, decodeur, et procedes mis en oeuvre
US5841380A (en) * 1996-03-29 1998-11-24 Matsushita Electric Corporation Of America Variable length decoder and method for decoding two codes per clock cycle
EP1835761A3 (en) * 1996-05-28 2007-10-03 Matsushita Electric Industrial Co., Ltd. Decoding apparatus and method with intra prediction and alternative block scanning
JP3774954B2 (ja) * 1996-10-30 2006-05-17 株式会社日立製作所 動画像の符号化方法
US5974184A (en) 1997-03-07 1999-10-26 General Instrument Corporation Intra-macroblock DC and AC coefficient prediction for interlaced digital video
US6075573A (en) * 1997-06-10 2000-06-13 Winbond Electronics Corp. Method and apparatus for converting luminance-chrominance color space signals to RGB color space signals using shared predictive and compensative transformation codes for chrominance components
US6192188B1 (en) * 1997-10-20 2001-02-20 Lsi Logic Corporation Programmable audio/video encoding system capable of downloading compression software from DVD disk
RU2201654C2 (ru) * 1997-12-23 2003-03-27 Томсон Лайсенсинг С.А. Способ низкошумового кодирования и декодирования
EP0940774A3 (en) * 1998-03-05 2000-07-05 Matsushita Electric Industrial Co., Ltd. Motion vector coding and decoding apparatus and method
JP2000023195A (ja) 1998-06-26 2000-01-21 Sony Corp 画像符号化装置及び方法、並びに画像復号装置及び方法、並びに符号化データ提供媒体
JP3413720B2 (ja) * 1998-06-26 2003-06-09 ソニー株式会社 画像符号化方法及び装置、並びに画像復号方法及び装置
JP3413721B2 (ja) * 1998-06-26 2003-06-09 ソニー株式会社 画像符号化方法及び装置、並びに画像復号方法及び装置
JP2000217124A (ja) * 1999-01-20 2000-08-04 Canon Inc 撮像装置及び前記撮像装置における画像処理方法
US6259741B1 (en) * 1999-02-18 2001-07-10 General Instrument Corporation Method of architecture for converting MPEG-2 4:2:2-profile bitstreams into main-profile bitstreams
JP2001199818A (ja) 2000-01-24 2001-07-24 Masahiro Hori 防虫剤
JP4560694B2 (ja) 2000-04-05 2010-10-13 ソニー株式会社 符号化装置及びその方法
JP2002020953A (ja) 2000-05-01 2002-01-23 Mitsubishi Rayon Co Ltd 炭素繊維ネット状物
DE10022331A1 (de) * 2000-05-10 2001-11-15 Bosch Gmbh Robert Verfahren zur Transformationscodierung von Bewegtbildsequenzen
US7292772B2 (en) * 2000-05-29 2007-11-06 Sony Corporation Method and apparatus for decoding and recording medium for a coded video stream
US6996595B2 (en) * 2001-05-16 2006-02-07 Qualcomm Incorporated Apparatus and method for consolidating output data from a plurality of processors
US6876704B2 (en) * 2001-05-16 2005-04-05 Qualcomm, Incorporated Apparatus and method for encoding and computing a discrete cosine transform using a butterfly processor
JP2003023637A (ja) 2001-07-06 2003-01-24 Sony Corp 画像符号化方法および画像符号化装置
US7123655B2 (en) * 2001-08-09 2006-10-17 Sharp Laboratories Of America, Inc. Method for reduced bit-depth quantization
US7185037B2 (en) * 2001-08-23 2007-02-27 Texas Instruments Incorporated Video block transform
US7474699B2 (en) * 2001-08-28 2009-01-06 Ntt Docomo, Inc. Moving picture encoding/transmission system, moving picture encoding/transmission method, and encoding apparatus, decoding apparatus, encoding method decoding method and program usable for the same
JP4267848B2 (ja) * 2001-09-25 2009-05-27 株式会社リコー 画像符号化装置、画像復号装置、画像符号化方法、及び、画像復号方法
FI112424B (fi) * 2001-10-30 2003-11-28 Oplayo Oy Koodausmenetelmä ja -järjestely
JP2003277128A (ja) 2002-03-22 2003-10-02 Ngk Insulators Ltd セラミック成形体の製造方法、セラミック成形体、セラミック焼結体の製造方法およびセラミック焼結体
JP2003324731A (ja) 2002-04-26 2003-11-14 Sony Corp 符号化装置、復号装置、画像処理装置、それらの方法およびプログラム
AU2004214795B9 (en) * 2003-02-21 2009-06-04 Panasonic Intellectual Property Corporation Of America Picture coding method and picture decoding method
NO319007B1 (no) 2003-05-22 2005-06-06 Tandberg Telecom As Fremgangsmate og apparat for videokomprimering
US7327786B2 (en) * 2003-06-02 2008-02-05 Lsi Logic Corporation Method for improving rate-distortion performance of a video compression system through parallel coefficient cancellation in the transform
US7646815B2 (en) * 2003-07-15 2010-01-12 Lsi Corporation Intra estimation chroma mode 0 sub-block dependent prediction

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11262003A (ja) 1998-01-26 1999-09-24 Internatl Business Mach Corp <Ibm> 一定ビット・レ―トまたは可変ビット・レ―トのためのディジタル・モ―ション・ビデオ・シ―ケンスの２パス符号化方法
JP2000023190A (ja) 1998-06-26 2000-01-21 Sony Corp 動きベクトル生成方法、画像符号化装置、動き補償方法、動き補償装置、及び提供媒体

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