JP3734492B2 - 画像符号化システム、画像復号システム、及び画像を分割したブロックの画素値の予測方法 - Google Patents

画像符号化システム、画像復号システム、及び画像を分割したブロックの画素値の予測方法 Download PDF

Info

Publication number
JP3734492B2
JP3734492B2 JP2004507260A JP2004507260A JP3734492B2 JP 3734492 B2 JP3734492 B2 JP 3734492B2 JP 2004507260 A JP2004507260 A JP 2004507260A JP 2004507260 A JP2004507260 A JP 2004507260A JP 3734492 B2 JP3734492 B2 JP 3734492B2
Authority
JP
Japan
Prior art keywords
prediction
block
prediction mode
mode
pixel value
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
JP2004507260A
Other languages
English (en)
Japanese (ja)
Other versions
JP2005528047A (ja
Inventor
サン，シジュン
ジョーゼフ ケロフスキー，ルイス
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sharp Corp
Original Assignee
Sharp Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US10/404,211 external-priority patent/US7289672B2/en
Priority claimed from US10/404,298 external-priority patent/US7386048B2/en
Priority claimed from US10/404,293 external-priority patent/US7236524B2/en
Application filed by Sharp Corp filed Critical Sharp Corp
Publication of JP2005528047A publication Critical patent/JP2005528047A/ja
Application granted granted Critical
Publication of JP3734492B2 publication Critical patent/JP3734492B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Classifications

    • 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
    • H04N19/196—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 being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
    • H04N19/198—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 being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters including smoothing of a sequence of encoding parameters, e.g. by averaging, by choice of the maximum, minimum or median value
    • 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
    • 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
    • H04N19/154—Measured or subjectively estimated visual quality after decoding, e.g. measurement of distortion
    • 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
    • H04N19/196—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 being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
    • H04N19/197—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 being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters including determination of the initial value of an encoding parameter
    • 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
    • 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
    • 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
    • H04N19/63—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
JP2004507260A 2002-05-28 2003-05-27 画像符号化システム、画像復号システム、及び画像を分割したブロックの画素値の予測方法 Expired - Lifetime JP3734492B2 (ja)

Applications Claiming Priority (11)

Application Number Priority Date Filing Date Title
US31927202P 2002-05-28 2002-05-28
US60/319,272 2002-05-28
US31939002P 2002-07-11 2002-07-11
US60/319,390 2002-07-11
US10/404,211 US7289672B2 (en) 2002-05-28 2003-03-31 Methods and systems for image intra-prediction mode estimation
US10/404,298 2003-03-31
US10/404,298 US7386048B2 (en) 2002-05-28 2003-03-31 Methods and systems for image intra-prediction mode organization
US10/404,211 2003-03-31
US10/404,293 2003-03-31
US10/404,293 US7236524B2 (en) 2002-05-28 2003-03-31 Methods and systems for image intra-prediction mode communication
PCT/JP2003/006623 WO2003101117A1 (en) 2002-05-28 2003-05-27 Methods and systems for image intra-prediction mode estimation, communication, and organization

Related Child Applications (2)

Application Number Title Priority Date Filing Date
JP2005018324A Division JP4357427B2 (ja) 2002-05-28 2005-01-26 画像符号化システム及び画像復号システム
JP2005018319A Division JP3734494B2 (ja) 2002-05-28 2005-01-26 画像符号化システム、画像復号システム、及び画像を分割したブロックの画素値の予測方法

Publications (2)

Publication Number Publication Date
JP2005528047A JP2005528047A (ja) 2005-09-15
JP3734492B2 true JP3734492B2 (ja) 2006-01-11

Family

ID=29587911

Family Applications (5)

Application Number Title Priority Date Filing Date
JP2004507260A Expired - Lifetime JP3734492B2 (ja) 2002-05-28 2003-05-27 画像符号化システム、画像復号システム、及び画像を分割したブロックの画素値の予測方法
JP2005018324A Expired - Lifetime JP4357427B2 (ja) 2002-05-28 2005-01-26 画像符号化システム及び画像復号システム
JP2005018319A Expired - Lifetime JP3734494B2 (ja) 2002-05-28 2005-01-26 画像符号化システム、画像復号システム、及び画像を分割したブロックの画素値の予測方法
JP2007124129A Expired - Lifetime JP4357543B2 (ja) 2002-05-28 2007-05-09 画素のイントラ予測モードを推定する方法及びシステム
JP2009033740A Expired - Lifetime JP4357590B2 (ja) 2002-05-28 2009-02-17 画像符号化システム及び画像復号システム

Family Applications After (4)

Application Number Title Priority Date Filing Date
JP2005018324A Expired - Lifetime JP4357427B2 (ja) 2002-05-28 2005-01-26 画像符号化システム及び画像復号システム
JP2005018319A Expired - Lifetime JP3734494B2 (ja) 2002-05-28 2005-01-26 画像符号化システム、画像復号システム、及び画像を分割したブロックの画素値の予測方法
JP2007124129A Expired - Lifetime JP4357543B2 (ja) 2002-05-28 2007-05-09 画素のイントラ予測モードを推定する方法及びシステム
JP2009033740A Expired - Lifetime JP4357590B2 (ja) 2002-05-28 2009-02-17 画像符号化システム及び画像復号システム

Country Status (10)

Country Link
EP (11) EP2290990B1 (enExample)
JP (5) JP3734492B2 (enExample)
KR (3) KR100754972B1 (enExample)
CN (5) CN100591135C (enExample)
AU (1) AU2003241177A1 (enExample)
DE (1) DE60313454T2 (enExample)
ES (7) ES2283776T3 (enExample)
HK (2) HK1209543A1 (enExample)
TW (1) TWI241532B (enExample)
WO (1) WO2003101117A1 (enExample)

Families Citing this family (82)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9314691B2 (en) 2002-12-10 2016-04-19 Sony Computer Entertainment America Llc System and method for compressing video frames or portions thereof based on feedback information from a client device
US20090118019A1 (en) 2002-12-10 2009-05-07 Onlive, Inc. System for streaming databases serving real-time applications used through streaming interactive video
US9108107B2 (en) 2002-12-10 2015-08-18 Sony Computer Entertainment America Llc Hosting and broadcasting virtual events using streaming interactive video
US9077991B2 (en) 2002-12-10 2015-07-07 Sony Computer Entertainment America Llc System and method for utilizing forward error correction with video compression
US9330060B1 (en) 2003-04-15 2016-05-03 Nvidia Corporation Method and device for encoding and decoding video image data
US7792188B2 (en) 2004-06-27 2010-09-07 Apple Inc. Selecting encoding types and predictive modes for encoding video data
JP4501631B2 (ja) 2004-10-26 2010-07-14 日本電気株式会社 画像符号化装置及び方法、画像符号化装置のコンピュータ・プログラム、並びに携帯端末
CN100348051C (zh) * 2005-03-31 2007-11-07 华中科技大学 一种增强型帧内预测模式编码方法
US9055298B2 (en) 2005-07-15 2015-06-09 Qualcomm Incorporated Video encoding method enabling highly efficient partial decoding of H.264 and other transform coded information
WO2007032600A1 (en) * 2005-07-21 2007-03-22 Samsung Electronics Co., Ltd. Method and apparatus for encoding and decoding video signal by extending application of directional intra-prediction
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
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
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
WO2007038727A2 (en) * 2005-09-27 2007-04-05 Qualcomm Incorporated Video encoding method enabling highly efficient partial decoding of h.264 and other transform coded information
JP2007116351A (ja) 2005-10-19 2007-05-10 Ntt Docomo Inc 画像予測符号化装置、画像予測復号装置、画像予測符号化方法、画像予測復号方法、画像予測符号化プログラム、及び画像予測復号プログラム
US8731071B1 (en) 2005-12-15 2014-05-20 Nvidia Corporation System for performing finite input response (FIR) filtering in motion estimation
KR101246294B1 (ko) * 2006-03-03 2013-03-21 삼성전자주식회사 영상의 인트라 예측 부호화, 복호화 방법 및 장치
US8724702B1 (en) 2006-03-29 2014-05-13 Nvidia Corporation Methods and systems for motion estimation used in video coding
KR100829169B1 (ko) * 2006-07-07 2008-05-13 주식회사 리버트론 Ｈ.264 코딩의 압축모드 예측 장치 및 방법
WO2008049446A1 (en) 2006-10-25 2008-05-02 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Quality scalable coding
KR100912077B1 (ko) 2006-12-06 2009-08-12 한국전자통신연구원 인트라 예측을 위한 적응적 영상데이터 읽기 제어 장치 및그 방법과, 그를 이용한 영상 복호를 위한 적응적 인트라예측 시스템
KR101365569B1 (ko) 2007-01-18 2014-02-21 삼성전자주식회사 인트라 예측 부호화, 복호화 방법 및 장치
US8756482B2 (en) 2007-05-25 2014-06-17 Nvidia Corporation Efficient encoding/decoding of a sequence of data frames
US9118927B2 (en) 2007-06-13 2015-08-25 Nvidia Corporation Sub-pixel interpolation and its application in motion compensated encoding of a video signal
US8571104B2 (en) 2007-06-15 2013-10-29 Qualcomm, Incorporated Adaptive coefficient scanning in video coding
US8619853B2 (en) * 2007-06-15 2013-12-31 Qualcomm Incorporated Separable directional transforms
US8649615B2 (en) * 2007-06-18 2014-02-11 Canon Kabushiki Kaisha Moving picture compression coding apparatus
US8644382B2 (en) * 2007-06-29 2014-02-04 Sharp Kabushiki Kaisha Image encoding device, image encoding method, image decoding device, image decoding method, program, and storage medium
US8873625B2 (en) * 2007-07-18 2014-10-28 Nvidia Corporation Enhanced compression in representing non-frame-edge blocks of image frames
KR100924048B1 (ko) * 2007-07-30 2009-10-27 한국과학기술원 비디오 부호화에서 화면내 방향성 예측모드 고속 결정방법
TWI364222B (en) 2007-09-05 2012-05-11 Via Tech Inc Method and device for generating prediction mode parameter
WO2009035144A1 (ja) * 2007-09-12 2009-03-19 Sony Corporation 画像処理装置及び画像処理方法
CN101637026B (zh) 2007-09-12 2012-03-28 索尼株式会社 图像处理装置和方法
JP5212373B2 (ja) 2007-09-12 2013-06-19 ソニー株式会社 画像処理装置及び画像処理方法
CN101810007B (zh) * 2007-09-28 2013-03-06 杜比实验室特许公司 具有附加信息容量的多媒体编码和解码
KR101159292B1 (ko) * 2007-10-15 2012-06-22 니폰덴신뎅와 가부시키가이샤 화상 부호화 장치 및 복호 장치, 화상 부호화 방법 및 복호 방법, 그들의 프로그램과 프로그램을 기록한 기록매체
TWI388218B (zh) * 2007-10-30 2013-03-01 Nippon Telegraph & Telephone 影像編碼方法與解碼方法、其程式及記錄有程式的記錄媒體
KR20090095316A (ko) * 2008-03-05 2009-09-09 삼성전자주식회사 영상 인트라 예측 방법 및 장치
KR101128580B1 (ko) * 2009-04-09 2012-03-23 한국전자통신연구원 화면내 예측 시스템에서 최적 모드를 예측하는 장치 및 방법
KR101702553B1 (ko) * 2009-07-04 2017-02-03 에스케이 텔레콤주식회사 영상 부호화/복호화 방법 및 장치
JP5416277B2 (ja) * 2009-07-10 2014-02-12 サムスン エレクトロニクス カンパニー リミテッド 階層的映像符号化における空間予測方法及び装置
KR101441879B1 (ko) 2009-12-09 2014-09-23 에스케이텔레콤 주식회사 영상 부호화 장치 및 방법, 및 거기에 이용되는 변환 부호화 장치 및 방법, 변환기저 생성장치 및 방법, 및 영상 복호화 장치 및 방법
JP5421757B2 (ja) 2009-12-11 2014-02-19 株式会社Ｋｄｄｉ研究所 画像符号化装置
KR20110113561A (ko) * 2010-04-09 2011-10-17 한국전자통신연구원 적응적인 필터를 이용한 인트라 예측 부호화/복호화 방법 및 그 장치
US8902978B2 (en) * 2010-05-30 2014-12-02 Lg Electronics Inc. Enhanced intra prediction mode signaling
CN107277527B (zh) 2010-07-15 2020-02-18 威勒斯媒体国际有限公司 解码装置、解码方法、编码装置以及编码方法
WO2012008515A1 (ja) * 2010-07-15 2012-01-19 シャープ株式会社 復号装置、符号化装置
PL2624564T3 (pl) 2010-09-30 2018-11-30 Sun Patent Trust Sposób dekodowania obrazu, sposób kodowania obrazu, urządzenie dekodujące obraz, urządzenie kodujące obraz, program i układ scalony
US8787443B2 (en) 2010-10-05 2014-07-22 Microsoft Corporation Content adaptive deblocking during video encoding and decoding
CN102547257B (zh) * 2010-12-10 2014-04-02 联芯科技有限公司 一种获得最优预测模式的方法及装置
KR20120070479A (ko) 2010-12-21 2012-06-29 한국전자통신연구원 화면 내 예측 방향 정보 부호화/복호화 방법 및 그 장치
JP5781313B2 (ja) * 2011-01-12 2015-09-16 株式会社Ｎｔｔドコモ 画像予測符号化方法、画像予測符号化装置、画像予測符号化プログラム、画像予測復号方法、画像予測復号装置及び画像予測復号プログラム
CN102724493B (zh) * 2011-01-18 2014-06-25 清华大学 基于图像块的帧内预测模式的编解码方法和编解码器
US9042458B2 (en) 2011-04-01 2015-05-26 Microsoft Technology Licensing, Llc Multi-threaded implementations of deblock filtering
US9654785B2 (en) 2011-06-09 2017-05-16 Qualcomm Incorporated Enhanced intra-prediction mode signaling for video coding using neighboring mode
TWI556628B (zh) * 2011-06-13 2016-11-01 Sun Patent Trust Image decoding method and image decoding apparatus
EP3223521A1 (en) 2011-06-17 2017-09-27 HFI Innovation Inc. Method and apparatus for coding of intra prediction mode
CN105187836B (zh) * 2011-06-17 2017-07-18 Jvc建伍株式会社 图像解码装置、图像解码方法及接收装置、接收方法
SI2838270T1 (sl) * 2011-06-28 2017-01-31 Samsung Electronics Co., Ltd Postopek dekodiranja videa z uporabo notranjega napovedovanja
JP5389878B2 (ja) * 2011-09-16 2014-01-15 株式会社Ｎｔｔドコモ 画像予測符号化装置、画像予測復号装置、画像予測符号化方法、画像予測復号方法、画像予測符号化プログラム、及び画像予測復号プログラム
WO2013051903A1 (en) 2011-10-07 2013-04-11 Pantech Co., Ltd. Methods and apparatuses of encoding/decoding intra prediction mode using candidate intra prediction modes
ES3042398T3 (en) * 2011-10-24 2025-11-20 Gensquare Llc Image decoding apparatus
US9154796B2 (en) 2011-11-04 2015-10-06 Qualcomm Incorporated Intra-mode video coding
EP2775713B1 (en) * 2011-11-04 2021-06-16 Sharp Kabushiki Kaisha Arithmetic decoding device, image decoding device, arithmetic coding device, image coding device, and arithmetic decoding method
EP3468184B1 (en) 2011-11-11 2022-07-27 GE Video Compression, LLC Effective wedgelet partition coding using prediction
CN109257596B (zh) 2011-11-11 2023-06-13 Ge视频压缩有限责任公司 解码器、编码器及重构、编码、解码、传送和处理方法
IN2014KN01040A (enExample) * 2011-11-11 2015-10-09 Fraunhofer Ges Forschung
EP2777286B1 (en) 2011-11-11 2017-01-04 GE Video Compression, LLC Effective wedgelet partition coding
US9628789B2 (en) * 2011-11-18 2017-04-18 Qualcomm Incorporated Reference mode selection in intra mode coding
JP2013126157A (ja) * 2011-12-15 2013-06-24 Sony Corp 画像処理装置及び画像処理方法
KR101382592B1 (ko) * 2011-12-26 2014-04-14 연세대학교 산학협력단 인트라 모드 부호화 방법 및 장치
KR102158843B1 (ko) * 2013-08-05 2020-10-23 삼성전자주식회사 모바일 디바이스를 이용한 사용자 입력 방법 및 모바일 디바이스
FR3030975B1 (fr) * 2014-12-19 2018-03-09 Orange Procede de codage d'une image numerique, procede de decodage, dispositifs, terminal d'utilisateur et programmes d'ordinateurs associes
US10306229B2 (en) 2015-01-26 2019-05-28 Qualcomm Incorporated Enhanced multiple transforms for prediction residual
US10448011B2 (en) * 2016-03-18 2019-10-15 Mediatek Inc. Method and apparatus of intra prediction in image and video processing
US10623774B2 (en) 2016-03-22 2020-04-14 Qualcomm Incorporated Constrained block-level optimization and signaling for video coding tools
EP3588952B1 (en) * 2017-03-21 2021-04-28 LG Electronics Inc. Transform method in image coding system and apparatus for same
KR102166158B1 (ko) 2018-12-19 2020-10-15 (주)이머시브캐스트 입체 영상 생성 장치, 입체 영상 복원 장치와 이를 포함하는 입체 영상 재생 시스템
US11323748B2 (en) 2018-12-19 2022-05-03 Qualcomm Incorporated Tree-based transform unit (TU) partition for video coding
KR20210145485A (ko) 2020-05-25 2021-12-02 (주)이머시브캐스트 인카 클라우드 vr 장치 및 방법
KR102437276B1 (ko) 2020-10-15 2022-08-30 (주)이머시브캐스트 바디 움직임 기반의 클라우드 vr 장치 및 방법
KR102480451B1 (ko) 2021-03-03 2022-12-23 (주)이머시브캐스트 Mtp 지연 감소를 위한 클라우드 vr 장치

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5157488A (en) * 1991-05-17 1992-10-20 International Business Machines Corporation Adaptive quantization within the jpeg sequential mode
JP3134424B2 (ja) * 1991-10-31 2001-02-13 ソニー株式会社 可変長符号化方法及び装置
JPH08186823A (ja) * 1994-12-28 1996-07-16 Canon Inc 符号化装置及び方法
JP3527454B2 (ja) * 1996-11-07 2004-05-17 松下電器産業株式会社 画像復号化方法および画像復号化装置並びに画像復号化プログラムを記録した記録媒体
CN1146246C (zh) * 1996-12-18 2004-04-14 汤姆森消费电子有限公司 一种输出固定长度块数据的压缩系统
US5974184A (en) * 1997-03-07 1999-10-26 General Instrument Corporation Intra-macroblock DC and AC coefficient prediction for interlaced digital video
US6563953B2 (en) * 1998-11-30 2003-05-13 Microsoft Corporation Predictive image compression using a single variable length code for both the luminance and chrominance blocks for each macroblock
FI116819B (fi) * 2000-01-21 2006-02-28 Nokia Corp Menetelmä kuvien lähettämiseksi ja kuvakooderi
WO2002054779A2 (de) * 2001-01-08 2002-07-11 Siemens Aktiengesellschaft Verfahren zur header-kompression bei einer video-codierung
US6816616B2 (en) * 2001-05-31 2004-11-09 Webex Communications, Inc. Header compression for image data stream
WO2004037870A1 (ja) * 2002-10-23 2004-05-06 Mitsui Chemicals, Inc. マグネシウムを含む担体成分及びオレフィン重合への応用
KR100479268B1 (ko) * 2002-12-20 2005-03-28 한국전자통신연구원 브이오아이피망에서 베어러 설정 방법

Also Published As

Publication number Publication date
CN100473164C (zh) 2009-03-25
CN101087423B (zh) 2010-06-09
CN1656818A (zh) 2005-08-17
CN101873493B (zh) 2013-09-25
HK1209544A1 (en) 2016-04-01
KR20060115404A (ko) 2006-11-08
CN101873493A (zh) 2010-10-27
DE60313454D1 (de) 2007-06-06
JP2005528047A (ja) 2005-09-15
EP1553782A3 (en) 2005-07-27
KR100754972B1 (ko) 2007-10-01
WO2003101117B1 (en) 2004-05-13
ES2532326T3 (es) 2015-03-26
ES2530204T3 (es) 2015-02-27
CN100591135C (zh) 2010-02-17
TW200402661A (en) 2004-02-16
EP1944977B1 (en) 2014-12-31
JP2005184857A (ja) 2005-07-07
AU2003241177A1 (en) 2003-12-12
TWI241532B (en) 2005-10-11
HK1209543A1 (en) 2016-04-01
CN101087422A (zh) 2007-12-12
EP2860977A1 (en) 2015-04-15
WO2003101117A1 (en) 2003-12-04
ES2525557T3 (es) 2014-12-26
JP2009147968A (ja) 2009-07-02
CN101087424A (zh) 2007-12-12
EP2290990A1 (en) 2011-03-02
KR20070051807A (ko) 2007-05-18
ES2788534T3 (es) 2020-10-21
EP2309757B1 (en) 2014-11-12
HK1136430A1 (en) 2010-06-25
JP4357427B2 (ja) 2009-11-04
JP4357543B2 (ja) 2009-11-04
JP3734494B2 (ja) 2006-01-11
HK1209546A1 (en) 2016-04-01
JP4357590B2 (ja) 2009-11-04
EP1553782A2 (en) 2005-07-13
EP2860978B1 (en) 2020-04-08
EP2860978A1 (en) 2015-04-15
EP2860979A1 (en) 2015-04-15
EP1746843A2 (en) 2007-01-24
EP2290989A1 (en) 2011-03-02
KR100820132B1 (ko) 2008-04-08
HK1111547A1 (zh) 2008-08-08
EP3139606B1 (en) 2019-07-10
JP2005192232A (ja) 2005-07-14
KR100685264B1 (ko) 2007-02-22
EP3139606A1 (en) 2017-03-08
EP1510078A4 (en) 2005-06-15
EP2290990B1 (en) 2014-05-07
ES2283776T3 (es) 2007-11-01
EP1746843A3 (en) 2007-10-17
EP1510078A1 (en) 2005-03-02
EP2290989B1 (en) 2015-01-28
EP1510078B1 (en) 2007-04-25
EP1944977A2 (en) 2008-07-16
DE60313454T2 (de) 2008-01-03
HK1111549A1 (zh) 2008-08-08
CN101087423A (zh) 2007-12-12
ES2467696T3 (es) 2014-06-12
HK1111548A1 (en) 2008-08-08
JP2007282256A (ja) 2007-10-25
EP1944977A3 (en) 2011-03-02
KR20050012762A (ko) 2005-02-02
CN101087422B (zh) 2011-05-25
EP2309757A1 (en) 2011-04-13
ES2747368T3 (es) 2020-03-10

Similar Documents

Publication Publication Date Title
JP3734492B2 (ja) 画像符号化システム、画像復号システム、及び画像を分割したブロックの画素値の予測方法
US8320688B2 (en) Method and apparatus for encoding and decoding coding unit of picture boundary
KR101588559B1 (ko) 모션 벡터 저장 방법 및 장치, 인코딩 및 디코딩 방법, 인코딩 및 디코딩 장치, 및 기록 매체
EP3099070A1 (en) Video encoding and decoding
TW202312733A (zh) 圖像編碼裝置、圖像解碼裝置、其等之控制方法及程式
CN101568035B (zh) 图像内预测模式估计、通信和组织的方法和系统
KR102341872B1 (ko) 영상의 부호화, 복호화 방법 및 장치
HK1136430B (en) Methods and systems for image intra-prediction mode estimation, communication, and organization
HK1111548B (en) Devices for estimation of pels prediction mode
HK1111549B (en) Method and system for estimating a pixel intra-prediction mode to conduct encoding or decoding of a digital video
HK1111547B (en) A method for pels intra-prediction mode estimation
HK1132119A (en) Methods and systems for image intra-prediction mode estimation, communication, and organization
HK1132119B (en) Methods and systems for image intra-prediction mode estimation, communication, and organization
HK1230378B (en) Method and systems for image intra-prediction mode estimation, communication, and organization
HK1209546B (en) Method and systems for image intra-prediction mode estimation, communication, and organization

Legal Events

Date Code Title Description
TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20051018

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20051018

R150 Certificate of patent or registration of utility model

Ref document number: 3734492

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

Free format text: JAPANESE INTERMEDIATE CODE: R150

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20081028

Year of fee payment: 3

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20091028

Year of fee payment: 4

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20091028

Year of fee payment: 4

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20101028

Year of fee payment: 5

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20111028

Year of fee payment: 6

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20121028

Year of fee payment: 7

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20131028

Year of fee payment: 8

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

S111 Request for change of ownership or part of ownership

Free format text: JAPANESE INTERMEDIATE CODE: R313113

R350 Written notification of registration of transfer

Free format text: JAPANESE INTERMEDIATE CODE: R350

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

EXPY Cancellation because of completion of term