FR2796778B1 - Procede et dispositif de compression par bloc de donnees numeriques - Google Patents

Procede et dispositif de compression par bloc de donnees numeriques

Info

Publication number
FR2796778B1
FR2796778B1 FR9909398A FR9909398A FR2796778B1 FR 2796778 B1 FR2796778 B1 FR 2796778B1 FR 9909398 A FR9909398 A FR 9909398A FR 9909398 A FR9909398 A FR 9909398A FR 2796778 B1 FR2796778 B1 FR 2796778B1
Authority
FR
France
Prior art keywords
digital data
block compression
compression
block
digital
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 - Fee Related
Application number
FR9909398A
Other languages
English (en)
Other versions
FR2796778A1 (fr
Inventor
Eric Nguyen
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.)
Canon Inc
Original Assignee
Canon 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 Canon Inc filed Critical Canon Inc
Priority to FR9909398A priority Critical patent/FR2796778B1/fr
Priority to US09/605,375 priority patent/US6445312B1/en
Publication of FR2796778A1 publication Critical patent/FR2796778A1/fr
Application granted granted Critical
Publication of FR2796778B1 publication Critical patent/FR2796778B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04N19/134—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
    • H04N19/156—Availability of hardware or computational resources, e.g. encoding based on power-saving 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
    • H04N19/102—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
    • H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
    • 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
    • H04N19/46—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
    • H04N19/50—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
    • H04N19/60—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
FR9909398A 1999-07-20 1999-07-20 Procede et dispositif de compression par bloc de donnees numeriques Expired - Fee Related FR2796778B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR9909398A FR2796778B1 (fr) 1999-07-20 1999-07-20 Procede et dispositif de compression par bloc de donnees numeriques
US09/605,375 US6445312B1 (en) 1999-07-20 2000-06-29 Method and device for compression by blocks of digital data

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9909398A FR2796778B1 (fr) 1999-07-20 1999-07-20 Procede et dispositif de compression par bloc de donnees numeriques

Publications (2)

Publication Number Publication Date
FR2796778A1 FR2796778A1 (fr) 2001-01-26
FR2796778B1 true FR2796778B1 (fr) 2001-10-19

Family

ID=9548305

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9909398A Expired - Fee Related FR2796778B1 (fr) 1999-07-20 1999-07-20 Procede et dispositif de compression par bloc de donnees numeriques

Country Status (2)

Country Link
US (1) US6445312B1 (fr)
FR (1) FR2796778B1 (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030058942A1 (en) * 2001-06-01 2003-03-27 Christian Hentschel Method of running an algorithm and a scalable programmable processing device
US7515634B2 (en) 2002-06-28 2009-04-07 Qualcomm Incorporated Computationally constrained video encoding
US7463782B2 (en) * 2002-11-05 2008-12-09 Canon Kabushiki Kaisha Data encoding with an amplitude model and path between the data and corresponding decoding
FR2846835B1 (fr) * 2002-11-05 2005-04-15 Canon Kk Codage de donnees numeriques combinant plusieurs modes de codage
US9351013B2 (en) * 2003-11-13 2016-05-24 Qualcomm Incorporated Selective and/or scalable complexity control for video codecs
US20050286777A1 (en) * 2004-06-27 2005-12-29 Roger Kumar Encoding and decoding images
US9479794B2 (en) 2005-11-10 2016-10-25 Freescale Semiconductor, Inc. Resource efficient video processing via prediction error computational adjustments
GB0619570D0 (en) 2006-10-04 2006-11-15 Univ Bristol Complexity scalable video transcoder and encoder
US9883202B2 (en) * 2006-10-06 2018-01-30 Nxp Usa, Inc. Scaling video processing complexity based on power savings factor
JP2010526477A (ja) * 2007-05-03 2010-07-29 トムソン ライセンシング レートレス符号化システムのスループット及び誤りの性能を向上させる方法及び装置
CN107038699B (zh) * 2016-11-09 2019-07-23 重庆医科大学 增强图像失真率检测方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5329379A (en) * 1992-10-22 1994-07-12 International Business Machines Corporation System and method of measuring fidelity of decompressed video signals and images
US5300949A (en) * 1992-10-22 1994-04-05 International Business Machines Corporation Scalable digital video decompressor
US6125398A (en) * 1993-11-24 2000-09-26 Intel Corporation Communications subsystem for computer-based conferencing system using both ISDN B channels for transmission
US5563961A (en) * 1994-03-03 1996-10-08 Radius Inc. Video data compression method and system which measures compressed data storage time to optimize compression rate
US5987181A (en) * 1995-10-12 1999-11-16 Sharp Kabushiki Kaisha Coding and decoding apparatus which transmits and receives tool information for constructing decoding scheme
US6072830A (en) * 1996-08-09 2000-06-06 U.S. Robotics Access Corp. Method for generating a compressed video signal
US6233017B1 (en) * 1996-09-16 2001-05-15 Microsoft Corporation Multimedia compression system with adaptive block sizes

Also Published As

Publication number Publication date
US6445312B1 (en) 2002-09-03
FR2796778A1 (fr) 2001-01-26

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Legal Events

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Effective date: 20140331