[go: up one dir, main page]
More Web Proxy on the site http://driver.im/

ES2171377T3 - Dispositivo de prediccion y decodificado de imagen. - Google Patents

Dispositivo de prediccion y decodificado de imagen.

Info

Publication number
ES2171377T3
ES2171377T3 ES00126024T ES00126024T ES2171377T3 ES 2171377 T3 ES2171377 T3 ES 2171377T3 ES 00126024 T ES00126024 T ES 00126024T ES 00126024 T ES00126024 T ES 00126024T ES 2171377 T3 ES2171377 T3 ES 2171377T3
Authority
ES
Spain
Prior art keywords
variable length
block
decoding
coefficient
operate
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
ES00126024T
Other languages
English (en)
Inventor
Choong Seng Boon
Sheng Mei Shen
Thiow Keng Tan
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of ES2171377T3 publication Critical patent/ES2171377T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H04N19/10—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
    • H04N19/102—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
    • H04N19/129—Scanning of coding units, e.g. zig-zag scan of transform coefficients or flexible macroblock ordering [FMO]
    • 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
    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
    • 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
    • H04N19/146—Data rate or code amount at the encoder output
    • 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
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/152—Data rate or code amount at the encoder output by measuring the fullness of the transmission buffer
    • 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
    • H04N19/169—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
    • H04N19/18—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 set of transform coefficients
    • 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
    • H04N19/182—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 pixel
    • 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
    • H04N19/48—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using compressed domain processing techniques other than decoding, e.g. modification of transform coefficients, variable length coding [VLC] data or run-length data
    • 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
    • H04N19/507—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction using conditional replenishment
    • 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
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
    • H04N19/619—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding the transform being operated outside the prediction loop
    • 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
    • H04N19/649—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding the transform being applied to non rectangular image segments
    • 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
    • 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
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/149—Data rate or code amount at the encoder output by estimating the code amount by means of a model, e.g. mathematical model or statistical model
    • 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
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/15—Data rate or code amount at the encoder output by monitoring actual compressed data size at the memory before deciding storage at the transmission buffer
    • 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
    • H04N19/60—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)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
  • Television Signal Processing For Recording (AREA)

Abstract

Un aparato de decodificación predictiva de imagen para decodificar un flujo de bits de entrada incluyendo coeficientes DCT codificados de longitud variable, incluyendo dicho aparato: un decodificador de longitud variable que puede operar para decodificar los coeficientes DCT codificados de longitud variable en una matriz unidimensional de coeficientes DCT; y una unidad de predicción que puede operar para predecir un coeficiente DC de un bloque corriente a partir de un coeficiente DC de un bloque inmediatamente adyacente seleccionado adaptativamente de un bloque de arriba (A) o un bloque a la izquierda (B).
ES00126024T 1996-05-28 1997-05-28 Dispositivo de prediccion y decodificado de imagen. Expired - Lifetime ES2171377T3 (es)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP13297096 1996-05-28
JP17642696 1996-07-05
JP25467796 1996-09-26

Publications (1)

Publication Number Publication Date
ES2171377T3 true ES2171377T3 (es) 2002-09-16

Family

ID=27316620

Family Applications (5)

Application Number Title Priority Date Filing Date
ES00126025T Expired - Lifetime ES2170744T3 (es) 1996-05-28 1997-05-28 Dispositivo de prediccion y de decodificado de imagen.
ES00126026T Expired - Lifetime ES2190935T3 (es) 1996-05-28 1997-05-28 Procedimiento y dispositivo de anticipacion y de codificado/descodificado de imagen.
ES00126027T Expired - Lifetime ES2170745T3 (es) 1996-05-28 1997-05-28 Dispositivo de prediccion y de decodificado de imagen.
ES97924230T Expired - Lifetime ES2170954T3 (es) 1996-05-28 1997-05-28 Dispositivo de prediccion y de decodificado de imagen.
ES00126024T Expired - Lifetime ES2171377T3 (es) 1996-05-28 1997-05-28 Dispositivo de prediccion y decodificado de imagen.

Family Applications Before (4)

Application Number Title Priority Date Filing Date
ES00126025T Expired - Lifetime ES2170744T3 (es) 1996-05-28 1997-05-28 Dispositivo de prediccion y de decodificado de imagen.
ES00126026T Expired - Lifetime ES2190935T3 (es) 1996-05-28 1997-05-28 Procedimiento y dispositivo de anticipacion y de codificado/descodificado de imagen.
ES00126027T Expired - Lifetime ES2170745T3 (es) 1996-05-28 1997-05-28 Dispositivo de prediccion y de decodificado de imagen.
ES97924230T Expired - Lifetime ES2170954T3 (es) 1996-05-28 1997-05-28 Dispositivo de prediccion y de decodificado de imagen.

Country Status (11)

Country Link
US (13) US6148109A (es)
EP (9) EP0843484B1 (es)
JP (5) JP3369573B2 (es)
KR (7) KR100324610B1 (es)
CN (6) CN100361536C (es)
BR (1) BR9702224B1 (es)
CA (1) CA2228166C (es)
DE (5) DE69709835T2 (es)
ES (5) ES2170744T3 (es)
MX (1) MX9800656A (es)
WO (1) WO1997046021A1 (es)

Families Citing this family (265)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6571016B1 (en) * 1997-05-05 2003-05-27 Microsoft Corporation Intra compression of pixel blocks using predicted mean
US6215910B1 (en) * 1996-03-28 2001-04-10 Microsoft Corporation Table-based compression with embedded coding
WO1997046021A1 (en) * 1996-05-28 1997-12-04 Matsushita Electric Industrial Co., Ltd. Device and method for predicting and encoding image, device and method for predicting and decoding image, and recording medium
KR100413979B1 (ko) * 1996-07-15 2004-05-20 주식회사 팬택앤큐리텔 예측부호화방법및장치
US6341144B1 (en) 1996-09-20 2002-01-22 At&T Corp. Video coder providing implicit coefficient prediction and scan adaptation for image coding and intra coding of video
EP1691560B1 (en) * 1996-09-20 2017-03-08 AT&T Corp. Video coder providing implicit coefficient prediction for image coding and intra coding of video
EP1887804A3 (en) * 1996-09-20 2009-10-07 AT&T Corp. Video coder providing implicit coefficient predication and scan adaption for image coding and intra coding of video
US8625665B2 (en) * 1996-09-20 2014-01-07 At&T Intellectual Property Ii, L.P. Video coder providing implicit coefficient prediction and scan adaptation for image coding and intra coding of video
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
JP4213526B2 (ja) * 1997-06-20 2009-01-21 パナソニック株式会社 画像処理方法
JP3191922B2 (ja) * 1997-07-10 2001-07-23 松下電器産業株式会社 画像復号化方法
KR100281967B1 (ko) * 1998-08-31 2001-02-15 전주범 공간 상관성을 이용한 영상 부호화 장치 및 그 방법
KR100282147B1 (ko) 1998-11-13 2001-02-15 구자홍 압축 영상 복원 방법
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
US6282322B1 (en) * 1998-12-03 2001-08-28 Philips Electronics North America Corp. System and method for compressing and decompressing images
US6778707B1 (en) * 1999-12-17 2004-08-17 Xerox Corporation Method for decompressing JPEG files using a variable block size inverse discrete cosine transform
US6654503B1 (en) 2000-04-28 2003-11-25 Sun Microsystems, Inc. Block-based, adaptive, lossless image coder
US6643410B1 (en) * 2000-06-29 2003-11-04 Eastman Kodak Company Method of determining the extent of blocking artifacts in a digital image
JP2002118853A (ja) 2000-08-04 2002-04-19 Matsushita Electric Ind Co Ltd 画像復号装置及び画像復号方法
US6823089B1 (en) * 2000-09-28 2004-11-23 Eastman Kodak Company Method of determining the extent of blocking and contouring artifacts in a digital image
US6897977B1 (en) * 2000-11-20 2005-05-24 Hall Aluminum Llc Lossy method for compressing pictures and video
US6765964B1 (en) 2000-12-06 2004-07-20 Realnetworks, Inc. System and method for intracoding video data
US20020122491A1 (en) * 2001-01-03 2002-09-05 Marta Karczewicz Video decoder architecture and method for using same
ITMI20011309A1 (it) * 2001-06-21 2002-12-21 St Microelectronics Srl Metodo di memorizzazione di un file dati in particolare in formato cosiddetto mpeg
US7095785B2 (en) * 2001-06-29 2006-08-22 Equator Technologies, Inc. Determination of prediction direction in MPEG-4
CN1220391C (zh) * 2001-06-29 2005-09-21 株式会社Ntt都科摩 图像编码装置、图像译码装置、图像编码方法和图像译码方法
JP4163618B2 (ja) * 2001-08-28 2008-10-08 株式会社エヌ・ティ・ティ・ドコモ 動画像符号化伝送システム、動画像符号化伝送方法、これらに用いて好適な符号化装置、復号化装置、符号化方法、復号化方法及びプログラム
US7181070B2 (en) * 2001-10-30 2007-02-20 Altera Corporation Methods and apparatus for multiple stage video decoding
KR100451257B1 (ko) * 2001-11-06 2004-10-06 (주)씨앤에스 테크놀로지 Ｍｐｅｇ-4에 있어서 이산여현변환된 ａｃ/ｄｃ 계수의복원회로 및 방법
EP1315124A3 (en) * 2001-11-13 2004-08-18 Trusight Ltd. Image compression with dynamic programming
US7171444B2 (en) * 2001-11-14 2007-01-30 Sharp Laboratories Of America, Inc. Remote desktop protocol compression system
US20030099294A1 (en) * 2001-11-27 2003-05-29 Limin Wang Picture level adaptive frame/field coding for digital video content
ES2741563T3 (es) 2001-11-22 2020-02-11 Godo Kaisha Ip Bridge 1 Procedimiento de codificación de longitud variable y procedimiento de decodificación de longitud variable
US7162094B2 (en) * 2001-11-27 2007-01-09 General Instrument Corporation Frequency coefficient scanning paths for coding digital video content
DE60239586D1 (de) * 2001-11-27 2011-05-12 Samsung Electronics Co Ltd Schlüsselwertkodierung und -dekodierung von Orientierungsinterpolatorknoten
CN101448162B (zh) 2001-12-17 2013-01-02 微软公司 处理视频图像的方法
CN102316320B (zh) 2001-12-17 2014-07-09 微软公司 处理视频图像的方法
KR100454501B1 (ko) * 2001-12-26 2004-10-28 브이케이 주식회사 영상신호를 부호화 또는 복호화하기 위한 예측 장치 및 방법
KR100468844B1 (ko) * 2002-01-07 2005-01-29 삼성전자주식회사 정지영상 및 동영상을 부호화/복호화하기 위한변환계수들의 최적주사방법
US6690307B2 (en) * 2002-01-22 2004-02-10 Nokia Corporation Adaptive variable length coding of digital video
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
AU2006203176B2 (en) * 2002-04-15 2008-07-31 Godo Kaisha Ip Bridge 1 Image encoding method and image decoding method
JP2004007563A (ja) 2002-04-19 2004-01-08 Matsushita Electric Ind Co Ltd 動画像符号化方法および動画像復号化方法
KR100491530B1 (ko) * 2002-05-03 2005-05-27 엘지전자 주식회사 모션 벡터 결정 방법
JP4019790B2 (ja) * 2002-05-23 2007-12-12 富士ゼロックス株式会社 画像処理装置および画像処理プログラム
US7386048B2 (en) * 2002-05-28 2008-06-10 Sharp Laboratories Of America, Inc. Methods and systems for image intra-prediction mode organization
US7016547B1 (en) 2002-06-28 2006-03-21 Microsoft Corporation Adaptive entropy encoding/decoding for screen capture content
JP4724351B2 (ja) * 2002-07-15 2011-07-13 三菱電機株式会社 画像符号化装置、画像符号化方法、画像復号装置、画像復号方法、および通信装置
EP2282310B1 (en) 2002-09-04 2012-01-25 Microsoft Corporation Entropy coding by adapting coding between level and run-length/level modes
US7433824B2 (en) 2002-09-04 2008-10-07 Microsoft Corporation Entropy coding by adapting coding between level and run-length/level modes
US7266247B2 (en) 2002-09-30 2007-09-04 Samsung Electronics Co., Ltd. Image coding method and apparatus using spatial predictive coding of chrominance and image decoding method and apparatus
KR20040031868A (ko) * 2002-10-07 2004-04-14 엘지전자 주식회사 동영상 부호화 방법
JP3679083B2 (ja) * 2002-10-08 2005-08-03 株式会社エヌ・ティ・ティ・ドコモ 画像符号化方法、画像復号方法、画像符号化装置、画像復号装置、画像符号化プログラム、画像復号プログラム
US7809204B2 (en) * 2002-10-18 2010-10-05 Samsung Electronics Co., Ltd. Method and apparatus for encoding and decoding key value data of coordinate interpolator
US6931061B2 (en) * 2002-11-13 2005-08-16 Sony Corporation Method of real time MPEG-4 texture decoding for a multiprocessor environment
US7542510B2 (en) * 2002-11-20 2009-06-02 Panasonic Corporation Moving picture predicting method, moving image encoding method and device, and moving image decoding method and device
CN100589576C (zh) 2002-11-25 2010-02-10 松下电器产业株式会社 动态补偿方法、图像编码方法及图像解码方法
US20040141654A1 (en) * 2003-01-17 2004-07-22 Yi-Yung Jeng Texture encoding procedure
US9330060B1 (en) 2003-04-15 2016-05-03 Nvidia Corporation Method and device for encoding and decoding video image data
HUP0301368A3 (en) * 2003-05-20 2005-09-28 Amt Advanced Multimedia Techno Method and equipment for compressing motion picture data
WO2004109595A2 (en) * 2003-05-22 2004-12-16 Lee, Jin, H. Method for doubling resolution lcd display using line doubling and non-linear interpolation curve
US8660182B2 (en) * 2003-06-09 2014-02-25 Nvidia Corporation MPEG motion estimation based on dual start points
US7426308B2 (en) 2003-07-18 2008-09-16 Microsoft Corporation Intraframe and interframe interlace coding and decoding
KR100612849B1 (ko) 2003-07-18 2006-08-14 삼성전자주식회사 영상 부호화 및 복호화 장치 및 방법
US7738554B2 (en) * 2003-07-18 2010-06-15 Microsoft Corporation DC coefficient signaling at small quantization step sizes
US10554985B2 (en) 2003-07-18 2020-02-04 Microsoft Technology Licensing, Llc DC coefficient signaling at small quantization step sizes
JP4617644B2 (ja) * 2003-07-18 2011-01-26 ソニー株式会社 符号化装置及び方法
US8218624B2 (en) 2003-07-18 2012-07-10 Microsoft Corporation Fractional quantization step sizes for high bit rates
US7602851B2 (en) 2003-07-18 2009-10-13 Microsoft Corporation Intelligent differential quantization of video coding
US7580584B2 (en) 2003-07-18 2009-08-25 Microsoft Corporation Adaptive multiple quantization
TWI231714B (en) * 2003-07-30 2005-04-21 Mediatek Inc Method for performing predictive image decoding with memory access
US7688894B2 (en) * 2003-09-07 2010-03-30 Microsoft Corporation Scan patterns for interlaced video content
US7724827B2 (en) * 2003-09-07 2010-05-25 Microsoft Corporation Multi-layer run level encoding and decoding
US7782954B2 (en) * 2003-09-07 2010-08-24 Microsoft Corporation Scan patterns for progressive video content
US8064520B2 (en) 2003-09-07 2011-11-22 Microsoft Corporation Advanced bi-directional predictive coding of interlaced video
US7606308B2 (en) 2003-09-07 2009-10-20 Microsoft Corporation Signaling macroblock mode information for macroblocks of interlaced forward-predicted fields
JP2007507147A (ja) * 2003-09-25 2007-03-22 アミモン リミテッド 高画質映像の無線伝送
JP2005117196A (ja) * 2003-10-03 2005-04-28 Matsushita Electric Ind Co Ltd 映像符号化方法
US7280595B1 (en) 2003-10-21 2007-10-09 Redrock Semiconductor, Ltd. Post-inverse-quantization AC prediction with a unified variable-length-decoding and inverse-quantization stage
US8223844B2 (en) * 2003-11-14 2012-07-17 Intel Corporation High frequency emphasis in decoding of encoded signals
JP2005151391A (ja) * 2003-11-19 2005-06-09 Toshiba Corp 動画像符号化方法、動画像符号化装置およびプログラム
JP2005184042A (ja) * 2003-12-15 2005-07-07 Sony Corp 画像復号装置及び画像復号方法並びに画像復号プログラム
CN1898963A (zh) * 2003-12-18 2007-01-17 日本电气株式会社 运动图像再现方法、装置以及程序
TWI258673B (en) * 2004-02-16 2006-07-21 Sunplus Technology Co Ltd Bi-directional motion compensation method to reduce temporal buffer
CA2557534A1 (en) * 2004-02-27 2005-09-09 Td Vision Corporation S.A. De C.V. Method and system for digital decoding 3d stereoscopic video images
WO2005083636A1 (es) * 2004-02-27 2005-09-09 Td Vision Corporation, S.A. De C.V. Método y sistema de codificación digital de imágenes de video 3d estereoscópicas
JP2007525921A (ja) * 2004-03-01 2007-09-06 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 ビデオ符号化方法及び装置
US7519229B2 (en) * 2004-03-30 2009-04-14 Apple, Inc. Video coding system providing separate coding chains for dynamically selected small-size or full-size playback
US20050232350A1 (en) * 2004-03-30 2005-10-20 Mana Hamada Inverse prediction apparatus and decoding apparatus using the same
US7813571B2 (en) * 2004-04-22 2010-10-12 Mitsubishi Electric Corporation Image encoding apparatus and image decoding apparatus
CN100417203C (zh) * 2004-05-11 2008-09-03 联咏科技股份有限公司 感测装置与其图像信号取样的方法
US7801383B2 (en) 2004-05-15 2010-09-21 Microsoft Corporation Embedded scalar quantizers with arbitrary dead-zone ratios
KR20050112445A (ko) * 2004-05-25 2005-11-30 경희대학교 산학협력단 예측 부호화/복호화 장치, 예측 부호화/복호화 방법 및 그방법을 수행하는 프로그램이 기록된 컴퓨터 판독가능한기록매체
KR20050114751A (ko) * 2004-06-01 2005-12-06 경희대학교 산학협력단 예측 부호화/복호화 장치 및 예측 부호화/복호화 방법
KR101204788B1 (ko) * 2004-06-03 2012-11-26 삼성전자주식회사 영상의 공간 예측 부호화 방법, 부호화 장치, 복호화 방법및 복호화 장치
KR100982518B1 (ko) 2004-06-11 2010-09-16 삼성전자주식회사 영상 데이터 유닛의 ｄｃ 계수 예측 방법 및 그 장치
CN100496128C (zh) * 2004-06-16 2009-06-03 浙江大学 视频或图像压缩中扫描变换系数的方法和装置
KR100612850B1 (ko) * 2004-07-14 2006-08-21 삼성전자주식회사 이산 코사인 변환 계수의 예측 방법 및 장치
KR20060008523A (ko) * 2004-07-21 2006-01-27 삼성전자주식회사 영상의 인트라 예측 방법 및 그 장치
US7664184B2 (en) * 2004-07-21 2010-02-16 Amimon Ltd. Interpolation image compression
WO2006028088A1 (ja) * 2004-09-08 2006-03-16 Matsushita Electric Industrial Co., Ltd. 動画像符号化方法および動画像復号化方法
KR100587698B1 (ko) * 2004-10-22 2006-06-08 주식회사 휴맥스 선택적 예측 부호화/복호화 방법 및 장치
JP4763422B2 (ja) * 2004-12-03 2011-08-31 パナソニック株式会社 イントラ予測装置
JP4277793B2 (ja) * 2004-12-17 2009-06-10 ソニー株式会社 画像処理装置、符号化装置およびそれらの方法
KR100682912B1 (ko) * 2005-01-05 2007-02-15 삼성전자주식회사 화상 데이터 부호화 및 복호화 방법 및 장치
KR100701740B1 (ko) 2005-01-11 2007-03-29 엘지전자 주식회사 영상 데이터의 ｐｉ프레임 인코딩과 디코딩을 위한 장치및 방법
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
KR100913088B1 (ko) * 2005-01-21 2009-08-21 엘지전자 주식회사 베이스 레이어의 내부모드 블록의 예측정보를 이용하여영상신호를 엔코딩/디코딩하는 방법 및 장치
CN100426868C (zh) * 2005-01-25 2008-10-15 中国科学院计算技术研究所 一种帧内图像的亮度预测编码方法
KR100694093B1 (ko) * 2005-02-18 2007-03-12 삼성전자주식회사 영상 블럭의 계수 예측 장치 및 그 방법
JP4722125B2 (ja) 2005-04-01 2011-07-13 パナソニック株式会社 画像復号化装置及び画像復号化方法
US8422546B2 (en) 2005-05-25 2013-04-16 Microsoft Corporation Adaptive video encoding using a perceptual model
KR100718130B1 (ko) 2005-06-04 2007-05-14 삼성전자주식회사 디스플레이 구동 장치 및 방법
JP2007043651A (ja) * 2005-07-05 2007-02-15 Ntt Docomo Inc 動画像符号化装置、動画像符号化方法、動画像符号化プログラム、動画像復号装置、動画像復号方法及び動画像復号プログラム
US7693709B2 (en) 2005-07-15 2010-04-06 Microsoft Corporation Reordering coefficients for waveform coding or decoding
KR101204801B1 (ko) * 2005-07-15 2012-11-26 삼성전자주식회사 색상계에 적응적인 화소값 보정 방법 및 장치, 그를 이용항영상 부호화/복호화 방법 및 장치
US7599840B2 (en) 2005-07-15 2009-10-06 Microsoft Corporation Selectively using multiple entropy models in adaptive coding and decoding
US7684981B2 (en) 2005-07-15 2010-03-23 Microsoft Corporation Prediction of spectral coefficients in waveform coding and decoding
KR100789753B1 (ko) * 2005-07-18 2008-01-02 한국전자통신연구원 시간 및 시점간 참조영상 버퍼를 활용한 예측부호화/복호화장치 및 그 방법
US9077960B2 (en) 2005-08-12 2015-07-07 Microsoft Corporation Non-zero coefficient block pattern coding
US7565018B2 (en) 2005-08-12 2009-07-21 Microsoft Corporation Adaptive coding and decoding of wide-range coefficients
US7933337B2 (en) 2005-08-12 2011-04-26 Microsoft Corporation Prediction of transform coefficients for image compression
US8599925B2 (en) 2005-08-12 2013-12-03 Microsoft Corporation Efficient coding and decoding of transform blocks
KR100727972B1 (ko) * 2005-09-06 2007-06-14 삼성전자주식회사 영상의 인트라 예측 부호화, 복호화 방법 및 장치
CN100466745C (zh) * 2005-10-11 2009-03-04 华为技术有限公司 帧内预测编解码方法及其系统
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
EP2733952A1 (en) * 2005-10-21 2014-05-21 Electronics and Telecommunications Research Institute Method for encoding moving picture using adaptive scanning
US8731071B1 (en) 2005-12-15 2014-05-20 Nvidia Corporation System for performing finite input response (FIR) filtering in motion estimation
US7822223B2 (en) * 2006-01-13 2010-10-26 New Jersey Institute Of Technology Method for identifying marked images using statistical moments based at least in part on a JPEG array
US20070199011A1 (en) * 2006-02-17 2007-08-23 Sony Corporation System and method for high quality AVC encoding
CN102611892B (zh) 2006-03-16 2014-10-08 华为技术有限公司 在编码过程中实现自适应量化的方法及装置
US7912129B2 (en) * 2006-03-16 2011-03-22 Sony Corporation Uni-modal based fast half-pel and fast quarter-pel refinement for video encoding
US8599841B1 (en) 2006-03-28 2013-12-03 Nvidia Corporation Multi-format bitstream decoding engine
US7929608B2 (en) * 2006-03-28 2011-04-19 Sony Corporation Method of reducing computations in intra-prediction and mode decision processes in a digital video encoder
US8077769B2 (en) * 2006-03-28 2011-12-13 Sony Corporation Method of reducing computations in transform and scaling processes in a digital video encoder using a threshold-based approach
KR100834757B1 (ko) * 2006-03-28 2008-06-05 삼성전자주식회사 엔트로피 부호화 효율을 향상시키는 방법 및 그 방법을이용한 비디오 인코더 및 비디오 디코더
US8593469B2 (en) * 2006-03-29 2013-11-26 Nvidia Corporation Method and circuit for efficient caching of reference video data
US8724702B1 (en) 2006-03-29 2014-05-13 Nvidia Corporation Methods and systems for motion estimation used in video coding
JP4417919B2 (ja) * 2006-03-31 2010-02-17 株式会社東芝 画像符号化装置及び画像復号化装置
US7995649B2 (en) 2006-04-07 2011-08-09 Microsoft Corporation Quantization adjustment based on texture level
US8059721B2 (en) 2006-04-07 2011-11-15 Microsoft Corporation Estimating sample-domain distortion in the transform domain with rounding compensation
US8130828B2 (en) 2006-04-07 2012-03-06 Microsoft Corporation Adjusting quantization to preserve non-zero AC coefficients
US8503536B2 (en) 2006-04-07 2013-08-06 Microsoft Corporation Quantization adjustments for DC shift artifacts
US7974340B2 (en) 2006-04-07 2011-07-05 Microsoft Corporation Adaptive B-picture quantization control
CN103747263B (zh) 2006-04-28 2017-03-01 株式会社Ntt都科摩 图像预测编码装置和方法以及图像预测解码装置和方法
US8711925B2 (en) 2006-05-05 2014-04-29 Microsoft Corporation Flexible quantization
CN101083769B (zh) * 2006-06-02 2011-05-25 三星电子株式会社 处理n比特视频数据的编/解码器和编/解码方法
US7884742B2 (en) * 2006-06-08 2011-02-08 Nvidia Corporation System and method for efficient compression of digital data
KR100846870B1 (ko) 2006-07-06 2008-07-16 한국전자통신연구원 다수의 기본 블록들의 다차원 구성을 통한 다단계 변환장치 및 그 방법
KR101526914B1 (ko) 2006-08-02 2015-06-08 톰슨 라이센싱 비디오 디코딩을 위한 적응형 기하학적 파티셔닝 방법 및 장치
KR100882949B1 (ko) 2006-08-17 2009-02-10 한국전자통신연구원 화소 유사성에 따라 적응적인 이산 코사인 변환 계수스캐닝을 이용한 부호화/복호화 장치 및 그 방법
US8660380B2 (en) * 2006-08-25 2014-02-25 Nvidia Corporation Method and system for performing two-dimensional transform on data value array with reduced power consumption
US8260070B1 (en) * 2006-10-03 2012-09-04 Adobe Systems Incorporated Method and system to generate a compressed image utilizing custom probability tables
US8059902B2 (en) * 2006-10-31 2011-11-15 Ntt Docomo, Inc. Spatial sparsity induced temporal prediction for video compression
KR101380843B1 (ko) * 2006-12-28 2014-04-07 삼성전자주식회사 인트라 예측을 통해 부호화된 블럭들을 포함하는압축영상에 대한 축소영상 생성방법 및 이를 적용한영상기기
JPWO2008084817A1 (ja) * 2007-01-09 2010-05-06 株式会社東芝 画像符号化と復号化の方法及び装置
KR101411315B1 (ko) * 2007-01-22 2014-06-26 삼성전자주식회사 인트라/인터 예측 방법 및 장치
US8238424B2 (en) 2007-02-09 2012-08-07 Microsoft Corporation Complexity-based adaptive preprocessing for multiple-pass video compression
US8184710B2 (en) 2007-02-21 2012-05-22 Microsoft Corporation Adaptive truncation of transform coefficient data in a transform-based digital media codec
RU2472305C2 (ru) * 2007-02-23 2013-01-10 Ниппон Телеграф Энд Телефон Корпорейшн Способ кодирования видео и способ декодирования видео, устройства для этого, программы для этого и носители хранения, на которых хранятся программы
KR20080082143A (ko) * 2007-03-07 2008-09-11 삼성전자주식회사 영상 부호화 방법 및 장치, 복호화 방법 및 장치
US8233537B2 (en) * 2007-03-19 2012-07-31 Texas Instruments Incorporated Efficient implementation of H.264 4 by 4 intra prediction on a VLIW processor
KR101403338B1 (ko) * 2007-03-23 2014-06-09 삼성전자주식회사 영상의 부호화, 복호화 방법 및 장치
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
US8442337B2 (en) 2007-04-18 2013-05-14 Microsoft Corporation Encoding adjustments for animation content
CN102123277B (zh) * 2007-05-08 2012-11-14 孟智平 一种基于流格式的指定区域图像传输及显示方法
US8756482B2 (en) * 2007-05-25 2014-06-17 Nvidia Corporation Efficient encoding/decoding of a sequence of data frames
US20080291209A1 (en) * 2007-05-25 2008-11-27 Nvidia Corporation Encoding Multi-media Signals
JP5188875B2 (ja) * 2007-06-04 2013-04-24 株式会社エヌ・ティ・ティ・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
US8331438B2 (en) 2007-06-05 2012-12-11 Microsoft Corporation Adaptive selection of picture-level quantization parameters for predicted video pictures
US9118927B2 (en) * 2007-06-13 2015-08-25 Nvidia Corporation Sub-pixel interpolation and its application in motion compensated encoding of a video signal
KR101378338B1 (ko) * 2007-06-14 2014-03-28 삼성전자주식회사 영상 복구를 이용한 인트라 예측 부호화, 복호화 방법 및장치
US7774205B2 (en) 2007-06-15 2010-08-10 Microsoft Corporation Coding of sparse digital media spectral data
CN101690235B (zh) 2007-06-29 2013-05-01 夏普株式会社 图像编码装置、图像编码方法、图像译码装置、图像译码方法、程序以及记录介质
US8873625B2 (en) * 2007-07-18 2014-10-28 Nvidia Corporation Enhanced compression in representing non-frame-edge blocks of image frames
WO2009035149A1 (ja) * 2007-09-12 2009-03-19 Sony Corporation 画像処理装置及び画像処理方法
JP5261376B2 (ja) * 2007-09-21 2013-08-14 パナソニック株式会社 画像符号化装置および画像復号化装置
ES2519766T3 (es) 2007-12-20 2014-11-07 Optis Wireless Technology, Llc Señalización de canal de control usando un campo de señalización común para el formato de trnasporte y la versión de redundancia
KR20090097688A (ko) * 2008-03-12 2009-09-16 삼성전자주식회사 영상의 인트라 예측 부호화/복호화 방법 및 장치
US8189933B2 (en) 2008-03-31 2012-05-29 Microsoft Corporation Classifying and controlling encoding quality for textured, dark smooth and smooth video content
US8179974B2 (en) 2008-05-02 2012-05-15 Microsoft Corporation Multi-level representation of reordered transform coefficients
JP2009290498A (ja) * 2008-05-29 2009-12-10 Renesas Technology Corp 画像符号化装置及び画像符号化方法
US8897359B2 (en) 2008-06-03 2014-11-25 Microsoft Corporation Adaptive quantization for enhancement layer video coding
EP2306732A4 (en) * 2008-06-27 2012-02-22 Fujitsu Ltd IMAGE COMPRESSION DEVICE AND IMAGE RESTORATION DEVICE
JP5362723B2 (ja) * 2008-07-30 2013-12-11 日立コンシューマエレクトロニクス株式会社 圧縮画像ノイズ除去装置と再生装置
US8406307B2 (en) 2008-08-22 2013-03-26 Microsoft Corporation Entropy coding/decoding of hierarchically organized data
JP5446198B2 (ja) * 2008-10-03 2014-03-19 富士通株式会社 画像予測装置及び方法、画像符号化装置、画像復号化装置
US8774541B2 (en) * 2008-11-05 2014-07-08 Sony Corporation Intra prediction with adaptive interpolation filtering for image compression
US8666181B2 (en) * 2008-12-10 2014-03-04 Nvidia Corporation Adaptive multiple engine image motion detection system and method
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
EP2384004A4 (en) * 2009-01-29 2012-08-01 Lg Electronics Inc METHOD AND APPARATUS FOR PROCESSING VIDEO SIGNALS USING INTRA MODE CONTOUR CODING
WO2010090749A1 (en) 2009-02-06 2010-08-12 Thomson Licensing Methods and apparatus for implicit and semi-implicit intra mode signaling for video encoders and decoders
PT3249924T (pt) 2009-03-23 2019-10-09 Ntt Docomo Inc Dispositivo de codificação preditiva de imagem,método de codificação preditiva de imagem, dispositivo de descodificação preditiva de imagem e um método de descodificação preditiva de imagem.
US8363722B2 (en) 2009-03-31 2013-01-29 Sony Corporation Method and apparatus for hierarchical bi-directional intra-prediction in a video encoder
FR2944936A1 (fr) * 2009-04-23 2010-10-29 Thomson Licensing Procedes de codage et de decodage d'un bloc de donnees images, dispositifs de codage et de decodage implementant lesdits procedes
US8179291B2 (en) * 2009-05-04 2012-05-15 International Business Machines Corporation Method and system for compression of logical data objects for storage
US8290952B2 (en) * 2009-06-24 2012-10-16 Nokia Corporation Method and apparatus for retrieving nearby data
US8873626B2 (en) * 2009-07-02 2014-10-28 Qualcomm Incorporated Template matching for video coding
US9654792B2 (en) 2009-07-03 2017-05-16 Intel Corporation Methods and systems for motion vector derivation at a video decoder
JP4844657B2 (ja) * 2009-07-31 2011-12-28 カシオ計算機株式会社 画像処理装置及び方法
KR101474756B1 (ko) 2009-08-13 2014-12-19 삼성전자주식회사 큰 크기의 변환 단위를 이용한 영상 부호화, 복호화 방법 및 장치
US8705623B2 (en) 2009-10-02 2014-04-22 Texas Instruments Incorporated Line-based compression for digital image data
US20110090952A1 (en) * 2009-10-21 2011-04-21 Cohen Robert A Directional Transforms for Video and Image Coding
US20110158310A1 (en) * 2009-12-30 2011-06-30 Nvidia Corporation Decoding data using lookup tables
WO2011099789A2 (ko) * 2010-02-10 2011-08-18 엘지전자 주식회사 비디오 신호 처리 방법 및 장치
US20110206132A1 (en) * 2010-02-19 2011-08-25 Lazar Bivolarsky Data Compression for Video
US9819358B2 (en) * 2010-02-19 2017-11-14 Skype Entropy encoding based on observed frequency
US20110206118A1 (en) * 2010-02-19 2011-08-25 Lazar Bivolarsky Data Compression for Video
US9313526B2 (en) * 2010-02-19 2016-04-12 Skype Data compression for video
US9609342B2 (en) * 2010-02-19 2017-03-28 Skype Compression for frames of a video signal using selected candidate blocks
US8306343B2 (en) * 2010-04-09 2012-11-06 Newport Media, Inc. Optimized prediction based image compression
CN102215396A (zh) * 2010-04-09 2011-10-12 华为技术有限公司 一种视频编解码方法和系统
EP3499883A3 (en) 2010-05-14 2019-08-14 Interdigital VC Holdings, Inc Methods and apparatus for intra coding a block having pixels assigned to groups
US9083974B2 (en) * 2010-05-17 2015-07-14 Lg Electronics Inc. Intra prediction modes
CN101917615A (zh) * 2010-06-03 2010-12-15 北京邮电大学 一种混合视频编码框架中的增强型双向运动矢量预测方法
EP2589224B1 (fr) * 2010-06-29 2020-11-04 Orange Procédés et dispositifs de codage et de décodage d'au moins une image mettant en oeuvre une estimation dans le domaine transformé et programme d'ordinateur correspondant
GB2481856A (en) * 2010-07-09 2012-01-11 British Broadcasting Corp Picture coding using weighted predictions in the transform domain
CN105120279B (zh) 2010-07-20 2018-05-29 株式会社Ntt都科摩 图像预测编码装置及方法、图像预测解码装置及方法
KR101373814B1 (ko) * 2010-07-31 2014-03-18 엠앤케이홀딩스 주식회사 예측 블록 생성 장치
US10136130B2 (en) * 2010-08-17 2018-11-20 M&K Holdings Inc. Apparatus for decoding an image
KR20120016991A (ko) * 2010-08-17 2012-02-27 오수미 인터 프리딕션 방법
US11284072B2 (en) 2010-08-17 2022-03-22 M&K Holdings Inc. Apparatus for decoding an image
PT2624567T (pt) 2010-09-27 2020-04-22 Lg Electronics Inc Método para particionar bloco e dispositivo de descodificação
US9497472B2 (en) 2010-11-16 2016-11-15 Qualcomm Incorporated Parallel context calculation in video coding
US20120163456A1 (en) 2010-12-22 2012-06-28 Qualcomm Incorporated Using a most probable scanning order to efficiently code scanning order information for a video block in video coding
US9049444B2 (en) 2010-12-22 2015-06-02 Qualcomm Incorporated Mode dependent scanning of coefficients of a block of video data
KR101712103B1 (ko) 2011-01-13 2017-03-03 삼성전자 주식회사 선택적 스캔 모드를 이용하는 비디오 부호화 방법 및 그 장치, 비디오 복호화 방법 및 그 장치
US8548057B2 (en) 2011-01-25 2013-10-01 Microsoft Corporation Video coding redundancy reduction
US8861593B2 (en) * 2011-03-15 2014-10-14 Sony Corporation Context adaptation within video coding modules
EP2719176B1 (en) 2011-06-13 2021-07-07 Dolby Laboratories Licensing Corporation Visual display resolution prediction based on fused regions
KR20120140181A (ko) 2011-06-20 2012-12-28 한국전자통신연구원 화면내 예측 블록 경계 필터링을 이용한 부호화/복호화 방법 및 그 장치
MY173195A (en) 2011-06-28 2020-01-03 Samsung Electronics Co Ltd Method and apparatus for image encoding and decoding using intra prediction
EP2544142A1 (en) * 2011-07-08 2013-01-09 Thomson Licensing Method for watermark detection using reference blocks comparison
JP2013062644A (ja) * 2011-09-13 2013-04-04 Kddi Corp 画像符号化装置及び画像復号装置
KR20130049524A (ko) * 2011-11-04 2013-05-14 오수미 인트라 예측 블록 생성 방법
US10390016B2 (en) 2011-11-04 2019-08-20 Infobridge Pte. Ltd. Apparatus of encoding an image
KR20130050407A (ko) * 2011-11-07 2013-05-16 오수미 인터 모드에서의 움직임 정보 생성 방법
KR20130050406A (ko) * 2011-11-07 2013-05-16 오수미 머지 모드에서의 움직임 정보 생성 방법
GB2509881B (en) * 2011-11-08 2018-09-12 Kt Corp A method of decoding a video signal using an AMVP mode
EP3598753B1 (en) * 2011-12-15 2021-02-03 Tagivan Ii Llc Signaling of luminance-chrominance coded block flags (cbf) in video coding
JP5591838B2 (ja) * 2012-02-02 2014-09-17 株式会社東芝 画像符号化装置、及び方法
GB2501535A (en) * 2012-04-26 2013-10-30 Sony Corp Chrominance Processing in High Efficiency Video Codecs
US9185429B1 (en) 2012-04-30 2015-11-10 Google Inc. Video encoding and decoding using un-equal error protection
CN103391433B (zh) * 2012-05-09 2017-07-18 腾讯科技（深圳）有限公司 视频编码帧内预测扫描方法及视频编码方法
US9113164B1 (en) 2012-05-15 2015-08-18 Google Inc. Constant bit rate control using implicit quantization values
US9749645B2 (en) 2012-06-22 2017-08-29 Microsoft Technology Licensing, Llc Coded-block-flag coding and derivation
US9510019B2 (en) 2012-08-09 2016-11-29 Google Inc. Two-step quantization and coding method and apparatus
US9332266B2 (en) 2012-08-24 2016-05-03 Industrial Technology Research Institute Method for prediction in image encoding and image encoding apparatus applying the same
US9826229B2 (en) 2012-09-29 2017-11-21 Google Technology Holdings LLC Scan pattern determination from base layer pixel information for scalable extension
US9407915B2 (en) 2012-10-08 2016-08-02 Google Inc. Lossless video coding with sub-frame level optimal quantization values
US9350988B1 (en) 2012-11-20 2016-05-24 Google Inc. Prediction mode-based block ordering in video coding
US20150358644A1 (en) * 2012-12-28 2015-12-10 Nippon Telegraph And Telephone Corporation Video encoding apparatus and method, video decoding apparatus and method, and programs therefor
US9681128B1 (en) 2013-01-31 2017-06-13 Google Inc. Adaptive pre-transform scanning patterns for video and image compression
US9247251B1 (en) 2013-07-26 2016-01-26 Google Inc. Right-edge extension for quad-tree intra-prediction
EP3007448A1 (en) * 2014-10-07 2016-04-13 Canon Kabushiki Kaisha Disparity data encoding apparatus and method of controlling the same for
CN108605132B (zh) * 2016-02-12 2020-12-15 华为技术有限公司 选择扫描顺序的方法和装置
WO2017138832A1 (en) * 2016-02-12 2017-08-17 Huawei Technologies Co., Ltd. Method and apparatus for scan order selection
US9712830B1 (en) 2016-09-15 2017-07-18 Dropbox, Inc. Techniques for image recompression
WO2019000443A1 (zh) * 2017-06-30 2019-01-03 华为技术有限公司 一种帧间预测的方法及装置
KR102410035B1 (ko) * 2017-07-06 2022-06-20 삼성디스플레이 주식회사 영상 신호 처리 장치 및 그것을 포함하는 표시 장치
KR102173001B1 (ko) * 2019-04-09 2020-11-02 주식회사 광진 윈도우 레귤레이터용 와이어 클립 및 윈도우 레귤레이터
CN114467301A (zh) 2019-08-31 2022-05-10 Lg 电子株式会社 图像解码方法及其设备
WO2023286925A1 (en) * 2021-07-13 2023-01-19 Samsung Electronics Co., Ltd. A system and method for rendering differential video on graphical displays
EP4281926A4 (en) 2021-07-13 2024-07-17 Samsung Electronics Co Ltd SYSTEM AND METHOD FOR DISPLAYING DIFFERENTIAL VIDEOS ON GRAPHIC DISPLAYS

Family Cites Families (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2640157C2 (de) * 1976-09-07 1982-10-07 Philips Patentverwaltung Gmbh, 2000 Hamburg Verfahren und Anordnung zum redundanzvermindernden Codieren von Bildern
JPS60143088A (ja) * 1983-12-29 1985-07-29 Fujitsu Ltd 自動モ−ド切替形動き補償予測符号化方式
JPH0683443B2 (ja) * 1985-03-05 1994-10-19 富士通株式会社 フレ−ム内フレ−ム間符号化方式
JPH0646808B2 (ja) * 1985-09-17 1994-06-15 株式会社日立メデイコ デイジタルラジオグラフイ装置
US4833535A (en) * 1987-02-04 1989-05-23 Kabushiki Kaisha Toshiba Image transmission apparatus
JPS63197185A (ja) 1987-02-12 1988-08-16 Toshiba Corp 直交変換符号化方式
US4870695A (en) * 1987-03-20 1989-09-26 International Business Machines Corporation Compression and de-compression of column-interlaced, row-interlaced graylevel digital images
JPH0265583A (ja) * 1988-08-31 1990-03-06 Sony Corp 画像信号の高能率符号化装置
US5001559A (en) * 1989-10-12 1991-03-19 International Business Machines Corporation Transform coding using coefficient prediction techniques
JPH04306095A (ja) * 1991-04-03 1992-10-28 Oki Electric Ind Co Ltd 動画像パケット符号化復号化方式
US5799111A (en) * 1991-06-14 1998-08-25 D.V.P. Technologies, Ltd. Apparatus and methods for smoothing images
JPH05276500A (ja) * 1991-07-19 1993-10-22 Sony Corp 動画像符号化及び復号化装置
JP3189252B2 (ja) * 1991-07-26 2001-07-16 ソニー株式会社 画像データエンコーダおよびデコーダ
JP2507204B2 (ja) * 1991-08-30 1996-06-12 松下電器産業株式会社 映像信号符号化装置
JPH05336382A (ja) * 1992-06-03 1993-12-17 Oki Electric Ind Co Ltd フレーム内符号化復号化方式
JPH06197334A (ja) * 1992-07-03 1994-07-15 Sony Corp 画像信号符号化方法、画像信号復号化方法、画像信号符号化装置、画像信号復号化装置及び画像信号記録媒体
KR960010196B1 (ko) * 1993-06-04 1996-07-26 배순훈 인간의 시각특성을 이용한 디씨(dc) 변환계수 양자화기
JPH07231445A (ja) * 1994-02-18 1995-08-29 Hitachi Ltd 画像符号化方法およびその装置
US5654760A (en) * 1994-03-30 1997-08-05 Sony Corporation Selection of quantization step size in accordance with predicted quantization noise
KR0128881B1 (ko) * 1994-04-30 1998-04-10 배순훈 디지틀화상복호화장치
JPH0823536A (ja) * 1994-07-07 1996-01-23 Canon Inc 画像処理装置
US5608458A (en) * 1994-10-13 1997-03-04 Lucent Technologies Inc. Method and apparatus for a region-based approach to coding a sequence of video images
US5589829A (en) * 1994-10-26 1996-12-31 Intel Corporation Decoding variable-length encoded signals
JP2827997B2 (ja) * 1995-12-28 1998-11-25 日本電気株式会社 画像信号のアダマール変換符号化装置および復号装置
US5737019A (en) * 1996-01-29 1998-04-07 Matsushita Electric Corporation Of America Method and apparatus for changing resolution by direct DCT mapping
WO1997046021A1 (en) * 1996-05-28 1997-12-04 Matsushita Electric Industrial Co., Ltd. Device and method for predicting and encoding image, device and method for predicting and decoding image, and recording medium
US6005622A (en) * 1996-09-20 1999-12-21 At&T Corp Video coder providing implicit or explicit prediction for image coding and intra coding of video
US6341144B1 (en) 1996-09-20 2002-01-22 At&T Corp. Video coder providing implicit coefficient prediction and scan adaptation for image coding and intra coding of video
KR100346728B1 (ko) * 1996-09-21 2002-10-12 삼성전자 주식회사 이산코사인변환의 dc 계수예측방법 및 이를 이용한 데이터 부호화방법
KR100346740B1 (ko) * 1996-09-21 2002-09-18 삼성전자 주식회사 이산코사인변환계수예측방법
EP0833521A3 (en) * 1996-09-30 1999-09-15 Hyundai Electronics Industries Co., Ltd. Device for and method of coding/decoding image information
KR100303685B1 (ko) * 1996-09-30 2001-09-24 송문섭 영상 예측부호화 장치 및 그 방법
US5974184A (en) * 1997-03-07 1999-10-26 General Instrument Corporation Intra-macroblock DC and AC coefficient prediction for interlaced digital video
US5870144A (en) * 1997-03-28 1999-02-09 Adaptec, Inc. Reduced-quality resolution digital video encoder/decoder
US6222944B1 (en) * 1998-05-07 2001-04-24 Sarnoff Corporation Down-sampling MPEG image decoder
US6233359B1 (en) * 1998-10-29 2001-05-15 Seiko Epson Corporation File size bounded JPEG transcoder (FSBJT)
US6236764B1 (en) * 1998-11-30 2001-05-22 Equator Technologies, Inc. Image processing circuit and method for reducing a difference between pixel values across an image boundary
JP4306095B2 (ja) 2000-06-15 2009-07-29 ソニー株式会社 データ伝送方法及びデータ伝送装置並びにデータ受信方法及びデータ受信装置

Also Published As

Publication number Publication date
BR9702224B1 (pt) 2010-08-10
ES2170954T3 (es) 2002-08-16
KR100403077B1 (ko) 2003-10-30
DE69718687T2 (de) 2003-05-22
JP3149417B2 (ja) 2001-03-26
WO1997046021A1 (en) 1997-12-04
KR20020095013A (ko) 2002-12-20
EP1098528A1 (en) 2001-05-09
KR19990036018A (ko) 1999-05-25
ES2170744T3 (es) 2002-08-16
EP1096802A2 (en) 2001-05-02
US6532306B1 (en) 2003-03-11
EP0843484A4 (en) 2001-01-10
DE69709912T2 (de) 2002-08-22
DE69718687D1 (de) 2003-02-27
EP1835761A2 (en) 2007-09-19
EP1835762A3 (en) 2007-10-03
US6366703B1 (en) 2002-04-02
CN1143551C (zh) 2004-03-24
US20070065028A1 (en) 2007-03-22
CA2228166C (en) 2002-04-30
CN1172532C (zh) 2004-10-20
KR100371130B1 (ko) 2003-02-07
EP1835762A2 (en) 2007-09-19
EP1289304A3 (en) 2003-07-16
DE69709835T2 (de) 2002-08-22
JP2001061154A (ja) 2001-03-06
US20070065029A1 (en) 2007-03-22
JP2001045489A (ja) 2001-02-16
CN1183769C (zh) 2005-01-05
US6292588B1 (en) 2001-09-18
DE69709914D1 (de) 2002-02-28
MX9800656A (es) 1998-04-30
US20070065030A1 (en) 2007-03-22
US6360016B1 (en) 2002-03-19
US20070065027A1 (en) 2007-03-22
JP2001054119A (ja) 2001-02-23
US20050058356A1 (en) 2005-03-17
US7394941B2 (en) 2008-07-01
EP1085763A3 (en) 2001-04-25
CN1350401A (zh) 2002-05-22
KR100371129B1 (ko) 2003-02-07
US7424158B2 (en) 2008-09-09
EP1835760A2 (en) 2007-09-19
US20050008232A1 (en) 2005-01-13
CN1198288A (zh) 1998-11-04
US7995654B2 (en) 2011-08-09
JP3851063B2 (ja) 2006-11-29
ES2170745T3 (es) 2002-08-16
KR100324608B1 (ko) 2002-04-17
EP1835760A3 (en) 2007-10-03
JP3149418B2 (ja) 2001-03-26
EP1835761A3 (en) 2007-10-03
EP1096801A3 (en) 2001-05-09
CN1172533C (zh) 2004-10-20
ES2190935T3 (es) 2003-09-01
US6859559B2 (en) 2005-02-22
KR100324610B1 (ko) 2002-02-27
EP0843484A1 (en) 1998-05-20
EP1289304A2 (en) 2003-03-05
JP3369573B2 (ja) 2003-01-20
CA2228166A1 (en) 1997-12-04
EP1096801A2 (en) 2001-05-02
EP0843484B1 (en) 2002-01-02
DE69709189T2 (de) 2002-08-22
DE69709912D1 (de) 2002-02-28
EP1096802A3 (en) 2001-05-09
KR100324609B1 (ko) 2002-02-27
EP1085763A2 (en) 2001-03-21
CN1684520A (zh) 2005-10-19
US7079694B2 (en) 2006-07-18
CN1334682A (zh) 2002-02-06
DE69709189D1 (de) 2002-01-24
US7444029B2 (en) 2008-10-28
CN100361536C (zh) 2008-01-09
EP1096801B1 (en) 2002-01-02
KR100324611B1 (ko) 2002-02-27
JP2001057679A (ja) 2001-02-27
US6148109A (en) 2000-11-14
US7437008B2 (en) 2008-10-14
DE69709914T2 (de) 2002-08-22
BR9702224A (pt) 1999-12-28
US20030059120A1 (en) 2003-03-27
EP1096802B1 (en) 2001-12-12
EP1835760B1 (en) 2012-01-04
CN1334683A (zh) 2002-02-06
US6377708B1 (en) 2002-04-23
CN1334684A (zh) 2002-02-06
EP1085763B1 (en) 2003-01-22
DE69709835D1 (de) 2002-02-28
CN1207919C (zh) 2005-06-22
EP1098528B1 (en) 2002-01-02
JP3118237B1 (ja) 2000-12-18

Similar Documents

Publication Publication Date Title
ES2171377T3 (es) Dispositivo de prediccion y decodificado de imagen.
ES2189001T3 (es) Metodo de tratamiento de datos de video cifrados para generar datos de programa descifrados.
JP2001054119A5 (es)
BR9801156A (pt) Método de decodificação de predição de imagem, aparelho de decodificação de predição de imagem, método de codificação de predição de imagem, aparelho de codificação de predição de imagem e meio de armazenamento de dados.
TR201901009T4 (tr) Görüntü işleme.
TW200507465A (en) Method, apparatus, and system for encoding and decoding side information for multimedia transmission
HUP0100650A2 (hu) Eljárás adat elrejtésére és kiemelésére, mozgókép kódoló és dekódoló rendszer, valamint programtároló eszköz
KR970700957A (ko) 인코더/디코더 시스템용 콤팩트 소오스 코딩 테이블(Compact Source Coding Tables For Encoder/Decoder System)
KR970060176A (ko) 부호화 장치, 부호화 방법, 전송 장치, 전송 방법 및 기록 매체
DK2278816T3 (da) Post-afkoder-buffer-styring til en H.264-SVC MPEG-bitstrøm
WO1999067883A3 (en) Processing circuit and method for variable-length coding and decoding
KR960003540A (ko) 영상신호복호화방법 및 영상신호복호화장치
DK1027680T3 (da) Fremgangsmåde, indretning og system til beregningsteknisk kontrolleret forringet funktion ved anvendelse af prioritetsinformation i tilfælde med flere objekter
NO965422D0 (no) System for koding/dekoding som utnytter 16-QAM-modulasjon kodet i flernivåblokker
ES2180919T3 (es) Metodo y disposicion para codificar una señal de video.
ES2162688T3 (es) Metodos, aparatos y medios de grabacion de programas para la codificacion y descodificacion de imagenes.
BR9904879A (pt) Processo para codificar aritmeticamente um sinal de informação digital, e, aparelho para decodificar aritmeticamente um sinal de informação aritmeticamente codificado em um sinal de informação
KR960009752A (ko) 동화상 부호화 방법 및 동화상 부호화 장치
BR9713729A (pt) Codificação de nìveis múltiplos
BRPI0518133A (pt) codificador escalável, decodificador escalável, e método de codificação escalável
KR910011051A (ko) 화상부호화장치
MY116408A (en) Image coding and decoding using mapping coefficients corresponding to class information of pixel blocks
CA2348238A1 (en) Methods and apparatus for nearly lossless-concatenated block transform coding
BR0109249A (pt) Processo para codificar um sinal digitador de entrada para transmissão sem perda através de um meio e para decodificar um sinal codificado, aparelhos para codificar um sinal digital de entrada e para decodificar um sinal codificado, sinal compreendendo pelo menos um pacote de um primeiro tipo e um pacote de um segundo tipo, e, meio de armazenamento
ES2159419T3 (es) Procedimiento de tratamiento de imagenes, aparato para el tratamiento de imagenes y medios de almacenamiento de datos.

Legal Events

Date Code Title Description
FG2A Definitive protection

Ref document number: 1096802

Country of ref document: ES