NO923336L - Fremgangsmaate og system for bildekompresjon med adaptiv blokkstoerrelse - Google Patents

Fremgangsmaate og system for bildekompresjon med adaptiv blokkstoerrelse

Info

Publication number
NO923336L
NO923336L NO92923336A NO923336A NO923336L NO 923336 L NO923336 L NO 923336L NO 92923336 A NO92923336 A NO 92923336A NO 923336 A NO923336 A NO 923336A NO 923336 L NO923336 L NO 923336L
Authority
NO
Norway
Prior art keywords
block
transform
sub
composite
image compression
Prior art date
Application number
NO92923336A
Other languages
English (en)
Other versions
NO303260B1 (no
NO923336D0 (no
Inventor
Chong U Lee
Original Assignee
Qualcomm Inc
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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of NO923336D0 publication Critical patent/NO923336D0/no
Publication of NO923336L publication Critical patent/NO923336L/no
Publication of NO303260B1 publication Critical patent/NO303260B1/no

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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/41—Bandwidth or redundancy reduction
    • H04N1/411—Bandwidth or redundancy reduction for the transmission or storage or reproduction of two-tone pictures, e.g. black and white pictures
    • H04N1/413—Systems or arrangements allowing the picture to be reproduced without loss or modification of picture-information
    • H04N1/415—Systems or arrangements allowing the picture to be reproduced without loss or modification of picture-information in which the picture-elements are subdivided or grouped into fixed one-dimensional or two-dimensional blocks
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/40—Tree coding, e.g. quadtree, octree
    • 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
    • H04N19/146—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
    • H04N19/10—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
    • H04N19/172—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 picture, frame or field
    • 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/96—Tree coding, e.g. quad-tree 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/98—Adaptive-dynamic-range coding [ADRC]
    • 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
    • H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
    • 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
    • H04N19/60—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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding
NO923336A 1990-02-27 1992-08-26 FremgangsmÕte og system for bildekompresjon med adaptiv blokkst÷rrelse NO303260B1 (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/487,012 US5021891A (en) 1990-02-27 1990-02-27 Adaptive block size image compression method and system
PCT/US1991/001350 WO1991013514A1 (en) 1990-02-27 1991-02-26 Adaptive block size image compression method and system

Publications (3)

Publication Number Publication Date
NO923336D0 NO923336D0 (no) 1992-08-26
NO923336L true NO923336L (no) 1992-10-27
NO303260B1 NO303260B1 (no) 1998-06-15

Family

ID=23934051

Family Applications (1)

Application Number Title Priority Date Filing Date
NO923336A NO303260B1 (no) 1990-02-27 1992-08-26 FremgangsmÕte og system for bildekompresjon med adaptiv blokkst÷rrelse

Country Status (14)

Country Link
US (1) US5021891A (no)
EP (1) EP0517834B1 (no)
JP (2) JP3392862B2 (no)
KR (1) KR100244546B1 (no)
AT (1) ATE171332T1 (no)
AU (1) AU653715B2 (no)
CA (1) CA2076865C (no)
DE (1) DE69130214T2 (no)
DK (1) DK0517834T3 (no)
ES (1) ES2126569T3 (no)
FI (1) FI107682B (no)
HK (1) HK1014827A1 (no)
NO (1) NO303260B1 (no)
WO (1) WO1991013514A1 (no)

Families Citing this family (136)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5241395A (en) * 1989-08-07 1993-08-31 Bell Communications Research, Inc. Adaptive transform coding using variable block size
US5166987A (en) * 1990-04-04 1992-11-24 Sony Corporation Encoding apparatus with two stages of data compression
US5319724A (en) * 1990-04-19 1994-06-07 Ricoh Corporation Apparatus and method for compressing still images
US5216516A (en) * 1990-04-27 1993-06-01 Ricoh Company, Inc. Orthogonal transformation arithmetic unit
US5220440A (en) * 1990-10-10 1993-06-15 Fuji Xerox Co., Ltd. Data compression method having a fixed ratio of compression for image data, and image data compression device
EP0557310B1 (de) * 1990-11-16 1997-06-04 Siemens Aktiengesellschaft Verfahren zur adaptiven quantisierung zwecks datenreduktion bei der übertragung von digitalen bildern
US5327502A (en) * 1991-01-17 1994-07-05 Sharp Kabushiki Kaisha Image coding system using an orthogonal transform and bit allocation method suitable therefor
US6546145B1 (en) * 1991-02-05 2003-04-08 Canon Kabushiki Kaisha Image compression using selection of quantization method
US5649029A (en) * 1991-03-15 1997-07-15 Galbi; David E. MPEG audio/video decoder
US5568278A (en) * 1991-03-19 1996-10-22 Olympus Optical Co., Ltd. Image data coding and decoding method and apparatus with a plurality of DCT's, quantizers, and VLC's
ATE159396T1 (de) * 1991-06-04 1997-11-15 Qualcomm Inc System zur adaptiven kompression der blockgrössen eines bildes
US5235419A (en) * 1991-10-24 1993-08-10 General Instrument Corporation Adaptive motion compensation using a plurality of motion compensators
WO1993012613A1 (en) * 1991-12-13 1993-06-24 Avid Technology, Inc. Quantization table adjustment
US5355450A (en) * 1992-04-10 1994-10-11 Avid Technology, Inc. Media composer with adjustable source material compression
JPH05219385A (ja) * 1992-02-07 1993-08-27 Hudson Soft Co Ltd 画像圧縮・伸張方法および装置
US5321776A (en) * 1992-02-26 1994-06-14 General Electric Company Data compression system including successive approximation quantizer
KR960006762B1 (ko) * 1992-02-29 1996-05-23 삼성전자주식회사 화상부호화를 위한 효율적인 2차원 데이타의 주사선택회로
JP3155383B2 (ja) * 1992-02-28 2001-04-09 株式会社リコー ２モード処理装置、２次元変換装置及び静止画像データの圧縮システム
US6680975B1 (en) 1992-02-29 2004-01-20 Samsung Electronics Co., Ltd. Signal encoding and decoding system and method
US5313298A (en) * 1992-03-05 1994-05-17 Rubin, Bednarek And Associates, Inc. Video companding method and system
US5408328A (en) * 1992-03-23 1995-04-18 Ricoh Corporation, California Research Center Compressed image virtual editing system
KR0160610B1 (ko) * 1992-04-07 1999-01-15 강진구 가변장부호화에 의한 영상압축방법과 신장방법 및 그 장치
US5337085A (en) * 1992-04-10 1994-08-09 Comsat Corporation Coding technique for high definition television signals
US5367385A (en) * 1992-05-07 1994-11-22 Picturetel Corporation Method and apparatus for processing block coded image data to reduce boundary artifacts between adjacent image blocks
US5448642A (en) * 1992-05-12 1995-09-05 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Method for coding low entrophy data
KR0150955B1 (ko) * 1992-05-27 1998-10-15 강진구 비트고정을 위한 영상압축방법과 신장방법 및 그 장치
US5784631A (en) 1992-06-30 1998-07-21 Discovision Associates Huffman decoder
US6435737B1 (en) * 1992-06-30 2002-08-20 Discovision Associates Data pipeline system and data encoding method
US5714950A (en) * 1992-07-23 1998-02-03 Samsung Electronics Co., Ltd. System for variable-length-coding and variable-length-decoding digitaldata
KR950010913B1 (ko) * 1992-07-23 1995-09-25 삼성전자주식회사 가변장부호화 및 복호화시스템
US5523847A (en) * 1992-10-09 1996-06-04 International Business Machines Corporation Digital image processor for color image compression
JPH06149990A (ja) * 1992-11-02 1994-05-31 Fujitsu Ltd 画像圧縮方法及び画像処理装置
WO1994018799A1 (en) * 1993-02-03 1994-08-18 Qualcomm Incorporated Interframe video encoding and decoding system
JP2856300B2 (ja) * 1993-02-19 1999-02-10 富士ゼロックス株式会社 画像符号化装置および復号装置
US6002809A (en) * 1993-04-15 1999-12-14 International Business Machines Corporation Digital image processor for image scaling
US5956044A (en) * 1993-05-07 1999-09-21 Eastman Kodak Company Imaging device to media compatibility and color appearance matching with flare, luminance, and white point comparison
US5517327A (en) * 1993-06-30 1996-05-14 Minolta Camera Kabushiki Kaisha Data processor for image data using orthogonal transformation
GB2281465B (en) * 1993-08-27 1997-06-04 Sony Uk Ltd Image data compression
WO1995012280A1 (en) * 1993-10-29 1995-05-04 Telecom Finland Oy Transmission system and a method of coding and decoding a bidimensional signal
JP3163880B2 (ja) * 1993-12-16 2001-05-08 松下電器産業株式会社 画像圧縮符号化装置
JP3311221B2 (ja) * 1995-01-10 2002-08-05 キヤノン株式会社 画像処理装置及びその方法
US7123600B2 (en) 1995-06-30 2006-10-17 Interdigital Technology Corporation Initial power control for spread-spectrum communications
US7929498B2 (en) 1995-06-30 2011-04-19 Interdigital Technology Corporation Adaptive forward power control and adaptive reverse power control for spread-spectrum communications
US7020111B2 (en) 1996-06-27 2006-03-28 Interdigital Technology Corporation System for using rapid acquisition spreading codes for spread-spectrum communications
US6885652B1 (en) 1995-06-30 2005-04-26 Interdigital Technology Corporation Code division multiple access (CDMA) communication system
ZA965340B (en) 1995-06-30 1997-01-27 Interdigital Tech Corp Code division multiple access (cdma) communication system
JPH0955941A (ja) * 1995-08-16 1997-02-25 Sony Corp 画像符号化方法、画像符号化装置、及び画像符号化データの記録装置
EP0850540B1 (en) * 1996-07-11 2004-11-10 Koninklijke Philips Electronics N.V. Transmission and reception of encoded video pictures
US6055273A (en) * 1996-09-02 2000-04-25 Seiko Epson Corporation Data encoding and decoding method and device of a multiple-valued information source
US6366614B1 (en) * 1996-10-11 2002-04-02 Qualcomm Inc. Adaptive rate control for digital video compression
US6339614B1 (en) * 1996-12-20 2002-01-15 Intel Corporation Method and apparatus for quantizing and run length encoding transform coefficients in a video coder
AU727601B2 (en) * 1997-05-07 2000-12-14 Landmark Graphics Corporation Method for data compression
JP3235555B2 (ja) * 1997-05-14 2001-12-04 日本電気株式会社 信号復号装置及び信号復号方法並びに信号復号処理をコンピュータに行わせるためのプログラムを記録した記録媒体
US6445409B1 (en) * 1997-05-14 2002-09-03 Hitachi Denshi Kabushiki Kaisha Method of distinguishing a moving object and apparatus of tracking and monitoring a moving object
US8813137B2 (en) * 1998-05-08 2014-08-19 Qualcomm Incorporated Apparatus and method for decoding digital image and audio signals
US20020056081A1 (en) * 1999-12-02 2002-05-09 Qualcomm Incorporated Apparatus and method for decoding digital image and audio signals
US6747762B1 (en) 1999-11-05 2004-06-08 Sharp Laboratories Of America, Inc. Method for optimizing compression of scanned data
US6529634B1 (en) * 1999-11-08 2003-03-04 Qualcomm, Inc. Contrast sensitive variance based adaptive block size DCT image compression
US6985589B2 (en) * 1999-12-02 2006-01-10 Qualcomm Incorporated Apparatus and method for encoding and storage of digital image and audio signals
DE10022331A1 (de) * 2000-05-10 2001-11-15 Bosch Gmbh Robert Verfahren zur Transformationscodierung von Bewegtbildsequenzen
US6839468B1 (en) * 2000-06-28 2005-01-04 International Business Machines Corporation Scaling of multi-dimensional data in a hybrid domain
US6912070B1 (en) 2000-08-08 2005-06-28 Qualcomm, Inc. Sub-optimal variable length coding
JP3678164B2 (ja) * 2001-04-13 2005-08-03 ソニー株式会社 データ転送システム、データ転送装置、データ記録装置、データ転送方法
US6870885B2 (en) 2001-05-16 2005-03-22 Qualcomm Incorporated Apparatus and method for decoding and computing a discrete cosine transform using a butterfly processor
US6876704B2 (en) * 2001-05-16 2005-04-05 Qualcomm, Incorporated Apparatus and method for encoding and computing a discrete cosine transform using a butterfly processor
US7649947B2 (en) * 2001-06-05 2010-01-19 Qualcomm Incorporated Selective chrominance decimation for digital images
US20020191695A1 (en) * 2001-06-07 2002-12-19 Irvine Ann Chris Interframe encoding method and apparatus
US6996248B2 (en) * 2001-06-13 2006-02-07 Qualcomm, Incorporated Apparatus and method for watermarking a digital image
US6870963B2 (en) * 2001-06-15 2005-03-22 Qualcomm, Inc. Configurable pattern optimizer
US6735254B2 (en) * 2001-06-29 2004-05-11 Qualcomm, Inc. DCT compression using Golomb-Rice coding
US6650784B2 (en) * 2001-07-02 2003-11-18 Qualcomm, Incorporated Lossless intraframe encoding using Golomb-Rice
US7483581B2 (en) * 2001-07-02 2009-01-27 Qualcomm Incorporated Apparatus and method for encoding digital image data in a lossless manner
US7630563B2 (en) * 2001-07-19 2009-12-08 Qualcomm Incorporated System and method for decoding digital image and audio data in a lossless manner
WO2003045069A2 (en) * 2001-11-16 2003-05-30 Qualcomm Incorporated Block size assignment using local contrast ratio
US7197077B2 (en) 2001-12-20 2007-03-27 Sbc Technologies Resources, Inc. Multilevel data compression using a single compression engine
US6909748B2 (en) * 2001-12-20 2005-06-21 Sorenson Media, Inc. Method and system for image compression using block size heuristics
US20040125204A1 (en) * 2002-12-27 2004-07-01 Yoshihisa Yamada Moving picture coding apparatus and moving picture decoding apparatus
JP4447197B2 (ja) * 2002-01-07 2010-04-07 三菱電機株式会社 動画像符号化装置および動画像復号装置
US20030161400A1 (en) * 2002-02-27 2003-08-28 Dinerstein Jonathan J. Method and system for improved diamond motion search
KR20050026964A (ko) * 2002-07-29 2005-03-16 콸콤 인코포레이티드 디지털 이미지 인코딩
US6975773B1 (en) 2002-07-30 2005-12-13 Qualcomm, Incorporated Parameter selection in data compression and decompression
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
US7564382B2 (en) * 2002-11-15 2009-07-21 Qualcomm Incorporated Apparatus and method for multiple description encoding
EP1942462B1 (en) 2002-11-15 2009-04-15 Qualcomm Incorporated Apparatus and method for multiple description encoding
DE10261665B3 (de) * 2002-12-20 2004-03-25 Smiths Heimann Biometrics Gmbh Einrichtung und Verfahren zur störungsarmen Aufnahme von hochaufgelösten zweidimensionalen Bildern
KR100999221B1 (ko) * 2003-02-21 2010-12-07 파나소닉 주식회사 픽처 코딩 방법 및 디코딩 방법
JP3959039B2 (ja) * 2003-02-28 2007-08-15 株式会社エヌ・ティ・ティ・ドコモ 画像符号化装置、画像符号化方法、画像符号化プログラム、画像復号装置、画像復号方法、及び画像復号プログラム
US7995849B2 (en) * 2003-03-17 2011-08-09 Qualcomm, Incorporated Method and apparatus for improving video quality of low bit-rate video
KR100510137B1 (ko) * 2003-04-30 2005-08-26 삼성전자주식회사 고속 움직임 추정을 위한 참조 픽쳐 및 블록 모드 결정방법, 그 장치, 블록 모드 결정 방법 및 그 장치
KR100547853B1 (ko) * 2003-07-28 2006-01-31 삼성전자주식회사 블록별 에너지를 기초로 정지 영상을 적응적으로 부호화할수 있는 이산 웨이블렛 변환 장치 및 방법
US7412100B2 (en) 2003-09-04 2008-08-12 Qualcomm Incorporated Apparatus and method for sub-sampling images in a transform domain
KR20060007142A (ko) * 2004-07-19 2006-01-24 삼성전자주식회사 역변환 방법 및 그 장치
WO2006012375A1 (en) * 2004-07-20 2006-02-02 Qualcomm Incorporated Method and apparatus for motion vector processing
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
JP2006157481A (ja) * 2004-11-30 2006-06-15 Canon Inc 画像符号化装置及びその方法
EP1741389A1 (en) * 2005-07-06 2007-01-10 Agfa-Gevaert Method for cancelling the impact of the physical property variability on the image quality performance of a digital imaging system
US8244695B2 (en) * 2006-09-01 2012-08-14 International Business Machines Corporation Validating stored copies of data images to load into memory
WO2008107943A1 (ja) * 2007-03-01 2008-09-12 Nippon Telegraph And Telephone Corporation スケーラブル符号化方法および装置、スケーラブル復号方法および装置、並びにそれらのプログラムおよび記録媒体
EP3107292B1 (en) * 2007-03-20 2018-08-15 Fujitsu Limited Video encoding method and apparatus, and video decoding apparatus
KR101403338B1 (ko) * 2007-03-23 2014-06-09 삼성전자주식회사 영상의 부호화, 복호화 방법 및 장치
WO2009035410A2 (en) * 2007-09-12 2009-03-19 Telefonaktiebolaget L M Ericsson (Publ) Depth buffer compression
CN101822064A (zh) * 2007-10-16 2010-09-01 汤姆逊许可公司 用于几何分割超级块的视频编码和解码的方法和设备
US8150187B1 (en) 2007-11-29 2012-04-03 Lsi Corporation Baseband signal quantizer estimation
US8811484B2 (en) 2008-07-07 2014-08-19 Qualcomm Incorporated Video encoding by filter selection
JP5230375B2 (ja) * 2008-11-26 2013-07-10 三星電子株式会社 画像符号化装置及び画像符号化方法
KR101483750B1 (ko) 2009-07-24 2015-01-19 삼성전자주식회사 영상의 부호화 방법 및 장치, 영상 복호화 방법 및 장치
KR101456498B1 (ko) * 2009-08-14 2014-10-31 삼성전자주식회사 계층적 부호화 단위의 스캔 순서를 고려한 비디오 부호화 방법 및 장치, 비디오 복호화 방법 및 장치
KR101624649B1 (ko) * 2009-08-14 2016-05-26 삼성전자주식회사 계층적인 부호화 블록 패턴 정보를 이용한 비디오 부호화 방법 및 장치, 비디오 복호화 방법 및 장치
NO331356B1 (no) * 2009-10-16 2011-12-12 Cisco Systems Int Sarl Fremgangsmater, dataprogrammer og anordninger for koding og dekoding av video
CN101710938B (zh) * 2009-10-20 2015-05-06 北京中星微电子有限公司 图像信号处理器、图像处理系统和图像处理方法
KR101457894B1 (ko) 2009-10-28 2014-11-05 삼성전자주식회사 영상 부호화 방법 및 장치, 복호화 방법 및 장치
KR101024282B1 (ko) 2009-10-30 2011-03-29 중앙대학교 산학협력단 압축 영역에서의 영상 복원 장치 및 방법
KR101703327B1 (ko) * 2010-01-14 2017-02-06 삼성전자 주식회사 계층적 데이터 단위의 패턴 정보를 이용하는 비디오 부호화 방법과 그 장치, 및 비디오 복호화 방법과 그 장치
US8532408B2 (en) 2010-02-17 2013-09-10 University-Industry Cooperation Group Of Kyung Hee University Coding structure
WO2011126282A2 (en) 2010-04-05 2011-10-13 Samsung Electronics Co., Ltd. Method and apparatus for encoding video by using transformation index, and method and apparatus for decoding video by using transformation index
KR20110112168A (ko) * 2010-04-05 2011-10-12 삼성전자주식회사 내부 비트뎁스 확장에 기반한 비디오 부호화 방법 및 그 장치, 내부 비트뎁스 확장에 기반한 비디오 복호화 방법 및 그 장치
US9369736B2 (en) 2010-04-05 2016-06-14 Samsung Electronics Co., Ltd. Low complexity entropy-encoding/decoding method and apparatus
PT3244612T (pt) * 2010-04-13 2018-11-14 Ge Video Compression Llc Codificação de mapas de significância e blocos de coeficientes de transformada
PT3301648T (pt) * 2010-04-13 2020-04-20 Ge Video Compression Llc Herança em matriz de amostras em subdivisão multitree
US8660174B2 (en) * 2010-06-15 2014-02-25 Mediatek Inc. Apparatus and method of adaptive offset for video coding
US20110293004A1 (en) * 2010-05-26 2011-12-01 Jicheng An Method for processing motion partitions in tree-based motion compensation and related binarization processing circuit thereof
JP5479225B2 (ja) * 2010-05-27 2014-04-23 キヤノン株式会社 画像処理装置、画像処理方法及びプログラム
US8600188B2 (en) 2010-09-15 2013-12-03 Sharp Laboratories Of America, Inc. Methods and systems for noise reduction and image enhancement
US8588535B2 (en) 2010-09-15 2013-11-19 Sharp Laboratories Of America, Inc. Methods and systems for estimation of compression noise
US8538193B2 (en) 2010-09-28 2013-09-17 Sharp Laboratories Of America, Inc. Methods and systems for image enhancement and estimation of compression noise
US8532429B2 (en) * 2010-09-28 2013-09-10 Sharp Laboratories Of America, Inc. Methods and systems for noise reduction and image enhancement involving selection of noise-control parameter
KR101778530B1 (ko) * 2011-06-14 2017-09-15 삼성전자 주식회사 영상 처리 방법 및 장치
KR101489222B1 (ko) * 2014-05-15 2015-02-04 삼성전자주식회사 영상의 부호화 방법 및 장치, 영상 복호화 방법 및 장치
KR101525015B1 (ko) * 2014-10-28 2015-06-09 삼성전자주식회사 영상의 부호화 방법 및 장치, 영상 복호화 방법 및 장치
KR101618766B1 (ko) * 2015-01-13 2016-05-11 삼성전자주식회사 영상 복호화 방법 및 장치
KR101618214B1 (ko) * 2015-01-13 2016-05-04 삼성전자주식회사 영상 복호화 방법
KR102445668B1 (ko) * 2016-06-01 2022-09-21 삼성전자주식회사 부호화 순서 부호화 방법 및 그 장치, 복호화 방법 및 그 장치
US10880548B2 (en) 2016-06-01 2020-12-29 Samsung Electronics Co., Ltd. Methods and apparatuses for encoding and decoding video according to coding order
US11016212B2 (en) 2017-04-11 2021-05-25 Saudi Arabian Oil Company Compressing seismic wavefields in three-dimensional reverse time migration
CN114554221B (zh) 2017-07-19 2023-08-01 三星电子株式会社 编码方法及用于其的设备、解码方法及用于其的设备
US11656378B2 (en) 2020-06-08 2023-05-23 Saudi Arabian Oil Company Seismic imaging by visco-acoustic reverse time migration

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4179709A (en) * 1978-01-10 1979-12-18 Bell & Howell Company Video information bandwidth compression
US4293920A (en) * 1979-09-04 1981-10-06 Merola Pasquale A Two-dimensional transform processor
GB2103455A (en) * 1981-07-22 1983-02-16 Post Office Method of transmitting an image and apparatus for carrying out the method
JP2811175B2 (ja) * 1986-01-27 1998-10-15 富士写真フイルム株式会社 画像データの直交変換符号化方法
US4774574A (en) * 1987-06-02 1988-09-27 Eastman Kodak Company Adaptive block transform image coding method and apparatus
DE3728444A1 (de) * 1987-08-26 1989-03-09 Thomson Brandt Gmbh Verfahren und schaltungsanordnung zur verbesserung der aufloesung von digitalen signalen
EP0309669B1 (de) * 1987-09-30 1992-12-30 Siemens Aktiengesellschaft Verfahren zur szenenmodellgestützten Bilddatenreduktion für digitale Fernsehsignale

Also Published As

Publication number Publication date
WO1991013514A1 (en) 1991-09-05
JPH05506340A (ja) 1993-09-16
KR920704494A (ko) 1992-12-19
NO303260B1 (no) 1998-06-15
DE69130214D1 (de) 1998-10-22
HK1014827A1 (en) 1999-09-30
EP0517834A4 (en) 1993-06-09
JP3392862B2 (ja) 2003-03-31
ATE171332T1 (de) 1998-10-15
KR100244546B1 (ko) 2000-02-01
CA2076865C (en) 1996-02-27
FI923811A (fi) 1992-08-25
JP3699425B2 (ja) 2005-09-28
AU7476391A (en) 1991-09-18
EP0517834B1 (en) 1998-09-16
FI107682B (fi) 2001-09-14
ES2126569T3 (es) 1999-04-01
CA2076865A1 (en) 1991-08-28
JP2003143604A (ja) 2003-05-16
EP0517834A1 (en) 1992-12-16
AU653715B2 (en) 1994-10-13
DK0517834T3 (da) 1999-06-14
FI923811A0 (fi) 1992-08-25
US5021891A (en) 1991-06-04
DE69130214T2 (de) 1999-05-20
NO923336D0 (no) 1992-08-26

Similar Documents

Publication Publication Date Title
NO923336L (no) Fremgangsmaate og system for bildekompresjon med adaptiv blokkstoerrelse
DK0587783T3 (da) Billedkompressionssystem med adaptiv blokstørrelse
CN101420614B (zh) 一种混合编码与字典编码整合的图像压缩方法及装置
EP1397006B1 (en) Quantization matrix for still and moving picture coding
CN101018336B (zh) 基于质量的图像压缩
WO1999004553A3 (en) Image compression
GB2264605A (en) Signal compressing system
EP1091592A3 (en) Video signal encoding apparatus
CN100426866C (zh) 全相位沃尔什双正交变换及其对jpeg的改进方法
TW376620B (en) Method and system for compressing moving image information
TW356635B (en) Image compression/decompression method and apparatus for the same
KR100308114B1 (ko) 화질개선을 위한 압축 및 복원방법
CA2126307A1 (en) Compression/Decompression Method for Image Data
JPH03192878A (ja) 画像データ圧縮装置
KR930019012A (ko) 비트 고정을 위한 영상 압축 부호화 및 복호화 방식
JPH05268588A (ja) 符号化装置
KR960036718A (ko) 영상 신호 부호화 장치
JPH08265748A (ja) 画像処理方法及び画像処理装置
KR950016367A (ko) 인트라 블럭의 디씨 계수 양자화 방법
JPH04123669A (ja) 画像データ圧縮復元方式
KR20040092522A (ko) 차영상을 사용한 동영상 압축 및 복원 시스템
KR19990061570A (ko) 정지 영상 압축 장치 및 그 방법
KR970009386A (ko) 대역별 특성을 고려한 개선된 영상 부호화 시스템

Legal Events

Date Code Title Description
MK1K Patent expired