DE69700865T2 - Blocktransformationskodierer für willkürlich geformte Bildsegmente - Google Patents

Blocktransformationskodierer für willkürlich geformte Bildsegmente

Info

Publication number
DE69700865T2
DE69700865T2 DE69700865T DE69700865T DE69700865T2 DE 69700865 T2 DE69700865 T2 DE 69700865T2 DE 69700865 T DE69700865 T DE 69700865T DE 69700865 T DE69700865 T DE 69700865T DE 69700865 T2 DE69700865 T2 DE 69700865T2
Authority
DE
Germany
Prior art keywords
shaped image
image segments
arbitrarily shaped
block transform
transform encoder
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
DE69700865T
Other languages
English (en)
Other versions
DE69700865D1 (de
Inventor
Iona Donescu
Olivier Avaro
Christian Roux
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.)
Gula Consulting LLC
Original Assignee
France Telecom SA
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 France Telecom SA filed Critical France Telecom SA
Application granted granted Critical
Publication of DE69700865D1 publication Critical patent/DE69700865D1/de
Publication of DE69700865T2 publication Critical patent/DE69700865T2/de
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
    • H04N19/60—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
    • H04N19/20—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video object coding

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)
DE69700865T 1996-08-14 1997-08-13 Blocktransformationskodierer für willkürlich geformte Bildsegmente Expired - Lifetime DE69700865T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9610227A FR2752474B1 (fr) 1996-08-14 1996-08-14 Procede de transformation du signal image sur des supports de forme arbitraire

Publications (2)

Publication Number Publication Date
DE69700865D1 DE69700865D1 (de) 2000-01-05
DE69700865T2 true DE69700865T2 (de) 2000-05-18

Family

ID=9495068

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69700865T Expired - Lifetime DE69700865T2 (de) 1996-08-14 1997-08-13 Blocktransformationskodierer für willkürlich geformte Bildsegmente

Country Status (5)

Country Link
US (1) US6427028B1 (de)
EP (1) EP0825556B1 (de)
JP (1) JP3828640B2 (de)
DE (1) DE69700865T2 (de)
FR (1) FR2752474B1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10022331A1 (de) * 2000-05-10 2001-11-15 Bosch Gmbh Robert Verfahren zur Transformationscodierung von Bewegtbildsequenzen
AU2002346675A1 (en) * 2001-12-05 2003-06-17 Regents Of The University Of Minnesota Image restoration from transformed component data
US6873744B2 (en) * 2002-04-17 2005-03-29 Regents Of The University Of Minnesota Image restoration from transformed component data
US7590293B2 (en) * 2003-05-05 2009-09-15 Regents Of The University Of Minnesota Non-iterative method to restore image from transformed component data
US8325796B2 (en) 2008-09-11 2012-12-04 Google Inc. System and method for video coding using adaptive segmentation
US9154799B2 (en) 2011-04-07 2015-10-06 Google Inc. Encoding and decoding motion via image segmentation
US9262670B2 (en) 2012-02-10 2016-02-16 Google Inc. Adaptive region of interest
GB2501535A (en) 2012-04-26 2013-10-30 Sony Corp Chrominance Processing in High Efficiency Video Codecs
US9392272B1 (en) 2014-06-02 2016-07-12 Google Inc. Video coding using adaptive source variance based partitioning
US9578324B1 (en) 2014-06-27 2017-02-21 Google Inc. Video coding using statistical-based spatially differentiated partitioning
CN110889370B (zh) * 2019-11-26 2023-10-24 上海大学 基于条件生成对抗网络的端对端的侧面人脸合成正脸的系统及方法
US11843772B2 (en) * 2019-12-06 2023-12-12 Ati Technologies Ulc Video encode pre-analysis bit budgeting based on context and features

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5838834A (en) * 1991-11-07 1998-11-17 Canon Kabushiki Kaisha Image processing apparatus and method for quantizing image data and quantization errors using single quantizing unit and pluralities of quantization tables
JP3068304B2 (ja) * 1992-01-21 2000-07-24 日本電気株式会社 動画像符号化方式および復号化方式
US5422963A (en) * 1993-10-15 1995-06-06 At&T Corp. Block transform coder for arbitrarily shaped image segments
US6356663B1 (en) * 1994-09-09 2002-03-12 Intel Corporation Processing image signals using spatial decomposition
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
US5886743A (en) * 1994-12-28 1999-03-23 Hyundai Electronics Industries Co. Ltd. Object-by information coding apparatus and method thereof for MPEG-4 picture instrument
JP3086396B2 (ja) * 1995-03-10 2000-09-11 シャープ株式会社 画像符号化装置及び画像復号装置
MY121607A (en) * 1995-07-10 2006-02-28 Hyundai Curitel Inc Grid moving method of object image and apparatus using the same and compaction/motion estimation method using the same and apparatus thereof
US5959673A (en) * 1995-10-05 1999-09-28 Microsoft Corporation Transform coding of dense motion vector fields for frame and object based video coding applications
US6078695A (en) * 1997-06-13 2000-06-20 Matsushita Electric Industrial Co., Ltd. Shape coding method and shape decoding method
US6014466A (en) * 1997-07-10 2000-01-11 Hughes Electronics Corporation Object-based video coding of arbitrarily shaped objects using lapped orthogonal transforms (LOTs) defined on rectangular and L-shaped regions

Also Published As

Publication number Publication date
US6427028B1 (en) 2002-07-30
JP3828640B2 (ja) 2006-10-04
EP0825556A1 (de) 1998-02-25
FR2752474A1 (fr) 1998-02-20
EP0825556B1 (de) 1999-12-01
JPH10200894A (ja) 1998-07-31
DE69700865D1 (de) 2000-01-05
FR2752474B1 (fr) 1998-12-31

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: GULA CONSULTING LLC, DOVER, DEL., US