[go: up one dir, main page]

AU2001230276A1 - A method for encoding images, and an image coder - Google Patents

A method for encoding images, and an image coder

Info

Publication number
AU2001230276A1
AU2001230276A1 AU2001230276A AU3027601A AU2001230276A1 AU 2001230276 A1 AU2001230276 A1 AU 2001230276A1 AU 2001230276 A AU2001230276 A AU 2001230276A AU 3027601 A AU3027601 A AU 3027601A AU 2001230276 A1 AU2001230276 A1 AU 2001230276A1
Authority
AU
Australia
Prior art keywords
block
encoding images
image coder
prediction
classification
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.)
Abandoned
Application number
AU2001230276A
Other languages
English (en)
Inventor
Bogdan-Paul Dobrin
Ossi Kalevo
Marta Karczewicz
Joni Vahteri
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.)
Nokia Inc
Original Assignee
Nokia Mobile Phones Ltd
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
Application filed by Nokia Mobile Phones Ltd filed Critical Nokia Mobile Phones Ltd
Publication of AU2001230276A1 publication Critical patent/AU2001230276A1/en
Abandoned legal-status Critical Current

Links

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
    • H04N19/50—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (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)
  • Apparatus For Radiation Diagnosis (AREA)
  • Closed-Circuit Television Systems (AREA)
  • Image Processing (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
AU2001230276A 2000-01-21 2001-01-22 A method for encoding images, and an image coder Abandoned AU2001230276A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FI20000131 2000-01-21
FI20000131A FI116819B (fi) 2000-01-21 2000-01-21 Menetelmä kuvien lähettämiseksi ja kuvakooderi
PCT/FI2001/000050 WO2001054416A1 (en) 2000-01-21 2001-01-22 A method for encoding images, and an image coder

Publications (1)

Publication Number Publication Date
AU2001230276A1 true AU2001230276A1 (en) 2001-07-31

Family

ID=8557167

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001230276A Abandoned AU2001230276A1 (en) 2000-01-21 2001-01-22 A method for encoding images, and an image coder

Country Status (14)

Country Link
US (3) US6907142B2 (fi)
EP (1) EP1249132B1 (fi)
JP (3) JP2003520531A (fi)
KR (1) KR100714355B1 (fi)
CN (2) CN100473167C (fi)
AT (1) ATE507678T1 (fi)
AU (1) AU2001230276A1 (fi)
BR (1) BRPI0107706B1 (fi)
CA (1) CA2397090C (fi)
DE (1) DE60144513D1 (fi)
FI (1) FI116819B (fi)
HK (2) HK1054288B (fi)
WO (1) WO2001054416A1 (fi)
ZA (1) ZA200205506B (fi)

Families Citing this family (95)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1224274C (zh) * 2001-05-29 2005-10-19 皇家菲利浦电子有限公司 误差隐蔽方法和设备
CN101448162B (zh) 2001-12-17 2013-01-02 微软公司 处理视频图像的方法
WO2003084241A2 (en) * 2002-03-22 2003-10-09 Realnetworks, Inc. Context-adaptive macroblock type encoding/decoding methods and apparatuses
JP4130780B2 (ja) * 2002-04-15 2008-08-06 松下電器産業株式会社 画像符号化方法および画像復号化方法
US7386048B2 (en) * 2002-05-28 2008-06-10 Sharp Laboratories Of America, Inc. Methods and systems for image intra-prediction mode organization
EP1746843A3 (en) * 2002-05-28 2007-10-17 Sharp Kabushiki Kaisha Methods and systems for image intra-prediction mode estimation, communication and organization
US7289672B2 (en) * 2002-05-28 2007-10-30 Sharp Laboratories Of America, Inc. Methods and systems for image intra-prediction mode estimation
RU2314656C2 (ru) * 2002-06-11 2008-01-10 Нокиа Корпорейшн Внутреннее кодирование, основанное на пространственном прогнозировании
US7289674B2 (en) 2002-06-11 2007-10-30 Nokia Corporation Spatial prediction based intra coding
CN100380984C (zh) * 2002-06-11 2008-04-09 诺基亚有限公司 基于空间预测的帧内编码
FI114071B (fi) 2003-01-13 2004-07-30 Nokia Corp Kuvien käsitteleminen rajoitetulla bittimäärällä
US10554985B2 (en) 2003-07-18 2020-02-04 Microsoft Technology Licensing, Llc DC coefficient signaling at small quantization step sizes
KR100612669B1 (ko) * 2003-10-29 2006-08-14 에스케이 텔레콤주식회사 이동 통신 단말에서 고해상도 ｊｐｅｇ 화상을디스플레이하기 위한 방법과 이를 위한 이동 통신 단말
JP5028092B2 (ja) * 2004-02-17 2012-09-19 エヌエックスピー ビー ヴィ 小型ディスプレイ上で大きな静止画像を視覚化する方法
US8116374B2 (en) 2004-05-07 2012-02-14 Broadcom Corporation Method and system for generating a transform size syntax element for video decoding
US7894530B2 (en) * 2004-05-07 2011-02-22 Broadcom Corporation Method and system for dynamic selection of transform size in a video decoder based on signal content
KR101204788B1 (ko) 2004-06-03 2012-11-26 삼성전자주식회사 영상의 공간 예측 부호화 방법, 부호화 장치, 복호화 방법및 복호화 장치
EP1810460B1 (en) * 2004-11-02 2009-07-22 Nokia Corporation Informing recipient device of message content properties
EP1833259A4 (en) * 2004-12-28 2011-01-19 Nec Corp PICTURE CODING DEVICE, PICTURE CODING METHOD AND PROGRAM THEREFOR
KR100682912B1 (ko) * 2005-01-05 2007-02-15 삼성전자주식회사 화상 데이터 부호화 및 복호화 방법 및 장치
KR101108681B1 (ko) * 2005-01-19 2012-01-25 삼성전자주식회사 동영상 코덱에서의 주파수 변환 계수 예측 방법 및 장치,이를 구비한 부호화 및 복호화 장치와 방법
US8422546B2 (en) * 2005-05-25 2013-04-16 Microsoft Corporation Adaptive video encoding using a perceptual model
KR100727972B1 (ko) * 2005-09-06 2007-06-14 삼성전자주식회사 영상의 인트라 예측 부호화, 복호화 방법 및 장치
US8176101B2 (en) * 2006-02-07 2012-05-08 Google Inc. Collaborative rejection of media for physical establishments
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
JP4732203B2 (ja) * 2006-03-17 2011-07-27 キヤノン株式会社 画像符号化装置及び復号装置及びそれらの制御方法、並びに、コンピュータプログラム及びコンピュータ可読記憶媒体
US8059721B2 (en) * 2006-04-07 2011-11-15 Microsoft Corporation Estimating sample-domain distortion in the transform domain with rounding compensation
US7974340B2 (en) 2006-04-07 2011-07-05 Microsoft Corporation Adaptive B-picture quantization control
US8503536B2 (en) 2006-04-07 2013-08-06 Microsoft Corporation Quantization adjustments for DC shift artifacts
US7995649B2 (en) 2006-04-07 2011-08-09 Microsoft Corporation Quantization adjustment based on texture level
US8130828B2 (en) * 2006-04-07 2012-03-06 Microsoft Corporation Adjusting quantization to preserve non-zero AC coefficients
US20070237237A1 (en) * 2006-04-07 2007-10-11 Microsoft Corporation Gradient slope detection for video compression
KR100745765B1 (ko) * 2006-04-13 2007-08-02 삼성전자주식회사 화상 데이터의 공간상 예측 장치 및 방법과 그를 이용한부호화 장치 및 방법, 화상 데이터의 공간상 예측 보상장치 및 방법과 그를 이용한 복호화 장치 및 방법
US8711925B2 (en) 2006-05-05 2014-04-29 Microsoft Corporation Flexible quantization
KR100882949B1 (ko) 2006-08-17 2009-02-10 한국전자통신연구원 화소 유사성에 따라 적응적인 이산 코사인 변환 계수스캐닝을 이용한 부호화/복호화 장치 및 그 방법
KR101380843B1 (ko) * 2006-12-28 2014-04-07 삼성전자주식회사 인트라 예측을 통해 부호화된 블럭들을 포함하는압축영상에 대한 축소영상 생성방법 및 이를 적용한영상기기
US8238424B2 (en) 2007-02-09 2012-08-07 Microsoft Corporation Complexity-based adaptive preprocessing for multiple-pass video compression
ES2393226T3 (es) 2007-02-23 2012-12-19 Nippon Telegraph And Telephone Corporation Método de predicción Intra de codificación de video y método de descodificación, su dispositivo, su programa y medio de programa grabado
US8498335B2 (en) 2007-03-26 2013-07-30 Microsoft Corporation Adaptive deadzone size adjustment in quantization
US8243797B2 (en) 2007-03-30 2012-08-14 Microsoft Corporation Regions of interest for quality adjustments
JP5082548B2 (ja) * 2007-03-30 2012-11-28 富士通株式会社 画像処理方法、符号化器および復号化器
US8442337B2 (en) 2007-04-18 2013-05-14 Microsoft Corporation Encoding adjustments for animation content
US8331438B2 (en) * 2007-06-05 2012-12-11 Microsoft Corporation Adaptive selection of picture-level quantization parameters for predicted video pictures
BRPI0813904B1 (pt) 2007-06-29 2020-12-08 Velos Media International Limited dispositivo de codificação de imagem para codificar imagens de entrada e dispositivo de decodificação de imagem para decodificar dados de imagens codificados
US8117149B1 (en) * 2007-09-12 2012-02-14 Smith Micro Software, Inc. Prediction weighting method based on prediction contexts
JP2009094828A (ja) 2007-10-10 2009-04-30 Hitachi Ltd 画像符号化装置及び画像符号化方法、画像復号化装置及び画像復号化方法
EP2081386A1 (en) * 2008-01-18 2009-07-22 Panasonic Corporation High precision edge prediction for intracoding
KR20090095316A (ko) * 2008-03-05 2009-09-09 삼성전자주식회사 영상 인트라 예측 방법 및 장치
KR101608426B1 (ko) * 2008-03-28 2016-04-04 삼성전자주식회사 영상의 인트라 예측 부호화/복호화 방법 및 그 장치
US8189933B2 (en) 2008-03-31 2012-05-29 Microsoft Corporation Classifying and controlling encoding quality for textured, dark smooth and smooth video content
US8897359B2 (en) 2008-06-03 2014-11-25 Microsoft Corporation Adaptive quantization for enhancement layer video coding
TWI386068B (zh) * 2008-10-22 2013-02-11 Nippon Telegraph & Telephone 解塊處理方法、解塊處理裝置、解塊處理程式及記錄該程式之可由電腦讀取之記錄媒體
JP5238523B2 (ja) * 2009-01-13 2013-07-17 株式会社日立国際電気 動画像符号化装置、動画像復号化装置、および、動画像復号化方法
JPWO2010087157A1 (ja) * 2009-01-29 2012-08-02 パナソニック株式会社 画像符号化方法及び画像復号方法
US8964851B2 (en) * 2009-06-09 2015-02-24 Sony Corporation Dual-mode compression of images and videos for reliable real-time transmission
US8457425B2 (en) * 2009-06-09 2013-06-04 Sony Corporation Embedded graphics coding for images with sparse histograms
US8285062B2 (en) * 2009-08-05 2012-10-09 Sony Corporation Method for improving the performance of embedded graphics coding
US9467705B2 (en) 2009-12-30 2016-10-11 Ariscale Inc. Video encoding apparatus, video decoding apparatus, and video decoding method for performing intra-prediction based on directionality of neighboring block
TWI562600B (en) * 2010-02-08 2016-12-11 Nokia Technologies Oy An apparatus, a method and a computer program for video coding
WO2011129074A1 (ja) * 2010-04-13 2011-10-20 パナソニック株式会社 画像復号方法、画像符号化方法、画像復号装置、画像符号化装置、プログラム、及び集積回路
KR102669292B1 (ko) 2010-04-13 2024-05-28 지이 비디오 컴프레션, 엘엘씨 샘플 영역 병합
ES3043068T3 (en) 2010-04-13 2025-11-24 Ge Video Compression Llc Inter-plane prediction
HUE070491T2 (hu) 2010-04-13 2025-06-28 Ge Video Compression Llc Videókódolás képek többfás alfelosztásával
TWI800462B (zh) 2010-04-13 2023-04-21 美商Ｇｅ影像壓縮有限公司 在樣本陣列多元樹細分中之繼承技術
JP5457929B2 (ja) 2010-04-26 2014-04-02 京セラ株式会社 無線通信システムのパラメータ調整方法および無線通信システム
WO2011135841A1 (ja) * 2010-04-29 2011-11-03 パナソニック株式会社 画像符号化方法、画像復号方法、画像符号化装置および画像復号装置
KR101456499B1 (ko) * 2010-07-09 2014-11-03 삼성전자주식회사 움직임 벡터의 부호화 방법 및 장치, 그 복호화 방법 및 장치
JP6342116B2 (ja) 2010-07-15 2018-06-13 シャープ株式会社 イントラ予測モード推定装置
US20130136178A1 (en) * 2010-09-30 2013-05-30 Hisao Sasai Image decoding method, image coding method, image decoding apparatus, image coding apparatus, program, and integrated circuit
JP2012129925A (ja) * 2010-12-17 2012-07-05 Sony Corp 画像処理装置および方法、並びに、プログラム
RU2013134263A (ru) 2010-12-23 2015-02-27 Самсунг Электроникс Ко., Лтд. Способ и устройство кодирования режима внутрикадрового предсказания для блока предсказания изображения и способ и устройство декодирования режима внутрикадрового предсказания для блока предсказания изображения
JP5524423B2 (ja) * 2011-01-09 2014-06-18 メディアテック インコーポレイテッド 効率的なサンプル適応オフセットの装置及び方法
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
KR101955051B1 (ko) * 2011-06-13 2019-03-06 선 페이턴트 트러스트 화상 복호 방법, 화상 부호화 방법, 화상 복호 장치, 화상 부호화 장치 및 화상 부호화 복호 장치
CN102186086B (zh) * 2011-06-22 2013-06-19 武汉大学 一种基于avs的帧内预测方法
RU2581553C2 (ru) 2011-06-28 2016-04-20 Самсунг Электроникс Ко., Лтд. Способ кодирования видео с использованием регулирований смещения согласно классификации пикселов и устройство для этого, способ и устройство декодирования видео для этого
US20130083845A1 (en) 2011-09-30 2013-04-04 Research In Motion Limited Methods and devices for data compression using a non-uniform reconstruction space
US9398300B2 (en) * 2011-10-07 2016-07-19 Texas Instruments Incorporated Method, system and apparatus for intra-prediction in video signal processing using combinable blocks
EP2595382B1 (en) 2011-11-21 2019-01-09 BlackBerry Limited Methods and devices for encoding and decoding transform domain filters
CN103164848B (zh) * 2011-12-09 2015-04-08 腾讯科技（深圳）有限公司 图像处理方法和系统
JPWO2014054267A1 (ja) * 2012-10-01 2016-08-25 パナソニックＩｐマネジメント株式会社 画像符号化装置及び画像符号化方法
US10841618B2 (en) * 2012-11-30 2020-11-17 Sony Corporation Image processing device and method
US10904551B2 (en) * 2013-04-05 2021-01-26 Texas Instruments Incorporated Video coding using intra block copy
EP2938073A1 (en) * 2014-04-24 2015-10-28 Thomson Licensing Methods for encoding and decoding a picture and corresponding devices
WO2016061743A1 (en) * 2014-10-21 2016-04-28 Mediatek Singapore Pte. Ltd. Segmental prediction for video coding
US9979970B2 (en) 2014-08-08 2018-05-22 Qualcomm Incorporated System and method for determining buffer fullness for display stream compression
US10244255B2 (en) * 2015-04-13 2019-03-26 Qualcomm Incorporated Rate-constrained fallback mode for display stream compression
US10284849B2 (en) 2015-04-13 2019-05-07 Qualcomm Incorporated Quantization parameter (QP) calculation for display stream compression (DSC) based on complexity measure
US10356428B2 (en) 2015-04-13 2019-07-16 Qualcomm Incorporated Quantization parameter (QP) update classification for display stream compression (DSC)
US10523945B2 (en) 2015-10-13 2019-12-31 Lg Electronics Inc. Method for encoding and decoding video signal
CN115278231B (zh) * 2015-11-11 2024-12-10 三星电子株式会社 对视频进行解码的设备和对视频进行编码的设备
US10542275B2 (en) 2016-12-28 2020-01-21 Arris Enterprises Llc Video bitstream coding
JP6917718B2 (ja) * 2017-01-27 2021-08-11 日本放送協会 予測装置、符号化装置、復号装置、及びプログラム
US9906239B1 (en) * 2017-06-28 2018-02-27 Ati Technologies Ulc GPU parallel huffman decoding
EP3738312B1 (en) * 2018-03-07 2025-11-26 Huawei Technologies Co., Ltd. Method and apparatus for harmonizing multiple sign bit hiding and residual sign prediction

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5231484A (en) * 1991-11-08 1993-07-27 International Business Machines Corporation Motion video compression system with adaptive bit allocation and quantization
US5253056A (en) * 1992-07-02 1993-10-12 At&T Bell Laboratories Spatial/frequency hybrid video coding facilitating the derivatives of variable-resolution images
US5568569A (en) * 1992-12-31 1996-10-22 Intel Corporation Method and apparatus for analyzing digital video images by merging displacement vectors
US5812197A (en) * 1995-05-08 1998-09-22 Thomson Consumer Electronics, Inc. System using data correlation for predictive encoding of video image data subject to luminance gradients and motion
US5740283A (en) * 1995-07-06 1998-04-14 Rubin, Bednarek & Associates, Inc. Digital video compression utilizing mixed vector and scalar outputs
GB2311183A (en) 1996-03-13 1997-09-17 Innovision Plc Gradient based motion estimation
JP4166305B2 (ja) 1996-09-20 2008-10-15 エイ・ティ・アンド・ティ・コーポレーション ビデオの画像コーディング及びイントラコーディングのための暗黙の係数予測及び走査適合化を提供するビデオコーダー
GB9701025D0 (en) 1997-01-18 1997-03-05 Lucas Ind Plc Improvements relating to brake assemblies
GB9703470D0 (en) * 1997-02-19 1997-04-09 Thomson Consumer Electronics Trick play reproduction of MPEG encoded signals
US5991447A (en) 1997-03-07 1999-11-23 General Instrument Corporation Prediction and coding of bi-directionally predicted video object planes for interlaced digital video
US5878753A (en) 1997-03-11 1999-03-09 Schweitzer-Mauduit International, Inc. Smoking article wrapper for controlling ignition proclivity of a smoking article without affecting smoking characteristics
KR100463004B1 (ko) 1997-03-20 2005-06-02 주식회사 팬택앤큐리텔 Mpeg-4vop부호화방법
KR100529783B1 (ko) * 1997-07-16 2006-03-28 주식회사 팬택앤큐리텔 영상신호 예측 부호화시 예측 방향 선택방법
CN100459715C (zh) 1997-07-31 2009-02-04 日本胜利株式会社 数字视频信号块间预测编码/解码装置及编码/解码方法
EP0940041B1 (en) * 1997-09-23 2006-11-22 Koninklijke Philips Electronics N.V. Motion estimation and motion-compensated interpolation
JP2001507908A (ja) 1997-11-07 2001-06-12 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 画像シーケンスの符号化
JP3915855B2 (ja) * 1997-12-19 2007-05-16 ソニー株式会社 画像符号化装置および画像符号化方法、並びに学習装置および学習方法
US6181829B1 (en) * 1998-01-21 2001-01-30 Xerox Corporation Method and system for classifying and processing of pixels of image data
JP3905969B2 (ja) 1998-01-30 2007-04-18 株式会社東芝 動画像符号化装置および動画像符号化方法
KR100301833B1 (ko) * 1998-08-20 2001-09-06 구자홍 오류은폐방법
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
US6795586B1 (en) * 1998-12-16 2004-09-21 Eastman Kodak Company Noise cleaning and interpolating sparsely populated color digital image
KR100587280B1 (ko) * 1999-01-12 2006-06-08 엘지전자 주식회사 오류 은폐방법
US6331874B1 (en) * 1999-06-29 2001-12-18 Lsi Logic Corporation Motion compensated de-interlacing

Also Published As

Publication number Publication date
HK1054288B (zh) 2006-02-03
CN100473167C (zh) 2009-03-25
JP2003520531A (ja) 2003-07-02
JP2008054335A (ja) 2008-03-06
HK1080653B (zh) 2009-07-10
BRPI0107706B1 (pt) 2017-04-04
ATE507678T1 (de) 2011-05-15
US20050254717A1 (en) 2005-11-17
FI116819B (fi) 2006-02-28
US7567719B2 (en) 2009-07-28
HK1080653A1 (zh) 2006-04-28
EP1249132B1 (en) 2011-04-27
DE60144513D1 (de) 2011-06-09
HK1054288A1 (en) 2003-11-21
CA2397090C (en) 2007-03-13
CN1418436A (zh) 2003-05-14
US20080247657A1 (en) 2008-10-09
CN1658677A (zh) 2005-08-24
CA2397090A1 (en) 2001-07-26
US6907142B2 (en) 2005-06-14
KR100714355B1 (ko) 2007-05-02
FI20000131A0 (fi) 2000-01-21
ZA200205506B (en) 2003-01-16
CN1214647C (zh) 2005-08-10
FI20000131L (fi) 2001-07-22
US7295713B2 (en) 2007-11-13
JP2012170122A (ja) 2012-09-06
WO2001054416A1 (en) 2001-07-26
BR0107706A (pt) 2002-11-19
KR20020077888A (ko) 2002-10-14
US20010017942A1 (en) 2001-08-30
EP1249132A1 (en) 2002-10-16

Similar Documents

Publication Publication Date Title
AU2001230276A1 (en) A method for encoding images, and an image coder
AU2001230274A1 (en) A method for filtering digital images, and a filtering device
DK1457055T3 (da) Fremgangsmåde ved retningsstyret prædiktion for en billedblok
CA2374523A1 (en) A method and associated device for filtering digital video images
AU2001272409A1 (en) Video coding
WO2004006558A3 (en) Method and system for selecting interpolation filter type in video coding
CA2408364A1 (en) Method for encoding and decoding video information, a motion compensated video encoder and a corresponding decoder
EP1315380A3 (en) Object-based bit rate control method and system thereof
EP0831660A3 (en) Video coder with prediction of the transform coefficients
PT1187494E (pt) Tecnica de conversao e de codificacao de imagens
WO2001084846A3 (en) Method and apparatus for transcoding an object-based coded picture signal into a block-based coded picture signal
EP1389017A3 (en) Method and apparatus for encoding and decoding motion vectors
MXPA04007020A (es) Agrupamiento de cuadros de imagen para codificacion de video.
EP2009927A3 (en) A method for extracting direct mode motion vectors
EP0833520A3 (en) Video predictive coding apparatus and method
DK2249574T3 (da) Indretning til kodning af levende billeder
MY152501A (en) Method and apparatus for encoding/decoding video signal using reference pictures
EP0833521A3 (en) Device for and method of coding/decoding image information
EP1271957A3 (en) Object-based digital image predictive coding and transfer method and apparatus, and decoding apparatus
WO2008048490A3 (en) Local illumination and color compensation without explicit signaling
EP2169960A3 (en) Moving picture coding method and moving picture decoding method
EP1359770A3 (en) Signaling for fading compensation in video encoding
EP0859517A3 (en) Video coder employing pixel transposition
EP2328284A3 (en) Method and apparatus for variable accuracy inter-picture timing specification for digital video encoding
WO2005064938A8 (en) Jpeg encoding for document images using pixel classification