ATE532270T1 - Verfahren, system und computerprogramm für die optimierung von datenkomprimierung - Google Patents

Verfahren, system und computerprogramm für die optimierung von datenkomprimierung

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Publication number
ATE532270T1
ATE532270T1 AT05763556T AT05763556T ATE532270T1 AT E532270 T1 ATE532270 T1 AT E532270T1 AT 05763556 T AT05763556 T AT 05763556T AT 05763556 T AT05763556 T AT 05763556T AT E532270 T1 ATE532270 T1 AT E532270T1
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AT
Austria
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index
run
sequence
indices
value
Prior art date
Application number
AT05763556T
Other languages
English (en)
Inventor
En-Hui Yang
Longji Wang
Original Assignee
Slipstream Data 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 Slipstream Data Inc filed Critical Slipstream Data Inc
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Publication of ATE532270T1 publication Critical patent/ATE532270T1/de

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Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/40—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code
    • H03M7/4006—Conversion to or from arithmetic code
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/46—Conversion to or from run-length codes, i.e. by representing the number of consecutive digits, or groups of digits, of the same kind by a code word and a digit indicative of that kind
    • 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
    • H04N19/124—Quantisation
    • 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
    • H04N19/147—Data rate or code amount at the encoder output according to rate distortion criteria
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/19—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding using optimisation based on Lagrange multipliers
    • 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
    • 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
    • H04N19/93—Run-length coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
AT05763556T 2004-07-14 2005-07-13 Verfahren, system und computerprogramm für die optimierung von datenkomprimierung ATE532270T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US58755504P 2004-07-14 2004-07-14
US58838004P 2004-07-16 2004-07-16
PCT/CA2005/001084 WO2006005182A1 (en) 2004-07-14 2005-07-13 Method, system and computer program product for optimization of data compression

Publications (1)

Publication Number Publication Date
ATE532270T1 true ATE532270T1 (de) 2011-11-15

Family

ID=35783476

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05763556T ATE532270T1 (de) 2004-07-14 2005-07-13 Verfahren, system und computerprogramm für die optimierung von datenkomprimierung

Country Status (5)

Country Link
US (4) US7742643B2 (de)
EP (1) EP1766783B1 (de)
AT (1) ATE532270T1 (de)
CA (1) CA2572818C (de)
WO (1) WO2006005182A1 (de)

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US9008171B2 (en) * 2008-01-08 2015-04-14 Qualcomm Incorporated Two pass quantization for CABAC coders
US8902972B2 (en) * 2008-04-11 2014-12-02 Qualcomm Incorporated Rate-distortion quantization for context-adaptive variable length coding (CAVLC)
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US8326067B2 (en) 2009-02-27 2012-12-04 Research In Motion Limited Optimization of image encoding using perceptual weighting
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EP2734942A4 (de) * 2011-08-23 2014-06-04 Huawei Tech Co Ltd Vorrichtung zur schätzung einer wahrscheinlichkeitsverteilung eines quantisierungsindex
WO2013049412A2 (en) * 2011-09-29 2013-04-04 Dolby Laboratories Licensing Corporation Reduced complexity motion compensated temporal processing
US9014265B1 (en) 2011-12-29 2015-04-21 Google Inc. Video coding using edge detection and block partitioning for intra prediction
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CN103139567B (zh) * 2013-01-28 2015-11-18 东软集团股份有限公司 一种图像压缩和解压缩的方法和装置
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US9807416B2 (en) 2015-09-21 2017-10-31 Google Inc. Low-latency two-pass video coding
US9712830B1 (en) * 2016-09-15 2017-07-18 Dropbox, Inc. Techniques for image recompression
US10127913B1 (en) * 2017-07-07 2018-11-13 Sif Codec Llc Method of encoding of data stream, method of decoding of data stream, and devices for implementation of said methods
US10922026B2 (en) * 2018-11-01 2021-02-16 Fungible, Inc. Data processing unit having hardware-based range encoding and decoding
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US10827192B2 (en) * 2018-11-02 2020-11-03 Fungible, Inc. Work allocation for JPEG accelerator
US10827191B2 (en) 2018-11-02 2020-11-03 Fungible, Inc. Parallel coding of syntax elements for JPEG accelerator
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Also Published As

Publication number Publication date
US7978923B2 (en) 2011-07-12
US7742643B2 (en) 2010-06-22
CA2572818A1 (en) 2006-01-19
CA2572818C (en) 2013-08-27
EP1766783A4 (de) 2008-06-11
US20060013493A1 (en) 2006-01-19
EP1766783B1 (de) 2011-11-02
US20120014615A1 (en) 2012-01-19
US20100272373A1 (en) 2010-10-28
EP1766783A1 (de) 2007-03-28
US8374449B2 (en) 2013-02-12
US8542940B2 (en) 2013-09-24
WO2006005182A1 (en) 2006-01-19
US20130028533A1 (en) 2013-01-31

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