EP1922881A4 - Procede et appareil ameliorant l'efficacite du codage entropique, procede de codage video et appareil utilisant ledit procede - Google Patents

Procede et appareil ameliorant l'efficacite du codage entropique, procede de codage video et appareil utilisant ledit procede

Info

Publication number
EP1922881A4
EP1922881A4 EP06798638A EP06798638A EP1922881A4 EP 1922881 A4 EP1922881 A4 EP 1922881A4 EP 06798638 A EP06798638 A EP 06798638A EP 06798638 A EP06798638 A EP 06798638A EP 1922881 A4 EP1922881 A4 EP 1922881A4
Authority
EP
European Patent Office
Prior art keywords
enhancing performance
coding
video coding
entropy coding
entropy
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.)
Withdrawn
Application number
EP06798638A
Other languages
German (de)
English (en)
Other versions
EP1922881A1 (fr
Inventor
Bae-Keun Lee
Woo-Jin Han
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.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics 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
Priority claimed from KR1020050122564A external-priority patent/KR100736086B1/ko
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of EP1922881A1 publication Critical patent/EP1922881A1/fr
Publication of EP1922881A4 publication Critical patent/EP1922881A4/fr
Withdrawn legal-status Critical Current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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • H04N19/34—Scalability techniques involving progressive bit-plane based encoding of the enhancement layer, e.g. fine granular scalability [FGS]
    • 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
    • H04N19/187—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 scalable video layer
    • 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
    • H04N19/90—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

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)
EP06798638A 2005-09-06 2006-09-04 Procede et appareil ameliorant l'efficacite du codage entropique, procede de codage video et appareil utilisant ledit procede Withdrawn EP1922881A4 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US71374605P 2005-09-06 2005-09-06
KR1020050122564A KR100736086B1 (ko) 2005-09-06 2005-12-13 엔트로피 코딩의 성능 향상 방법 및 장치, 상기 방법을이용한 비디오 코딩 방법 및 장치
PCT/KR2006/003492 WO2007029945A1 (fr) 2005-09-06 2006-09-04 Procede et appareil ameliorant l'efficacite du codage entropique, procede de codage video et appareil utilisant ledit procede

Publications (2)

Publication Number Publication Date
EP1922881A1 EP1922881A1 (fr) 2008-05-21
EP1922881A4 true EP1922881A4 (fr) 2012-03-21

Family

ID=37836030

Family Applications (1)

Application Number Title Priority Date Filing Date
EP06798638A Withdrawn EP1922881A4 (fr) 2005-09-06 2006-09-04 Procede et appareil ameliorant l'efficacite du codage entropique, procede de codage video et appareil utilisant ledit procede

Country Status (2)

Country Link
EP (1) EP1922881A4 (fr)
WO (1) WO2007029945A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8401082B2 (en) * 2006-03-27 2013-03-19 Qualcomm Incorporated Methods and systems for refinement coefficient coding in video compression
KR20110068792A (ko) 2009-12-16 2011-06-22 한국전자통신연구원 적응적 영상 부호화 장치 및 방법
GB2539488B8 (en) 2015-06-18 2020-08-19 Gurulogic Microsystems Oy Encoder, decoder and method employing palette utilization and compression

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030202601A1 (en) * 2002-03-22 2003-10-30 Gisle Bjontegaard Context-adaptive VLC video transform coefficients encoding/decoding methods and apparatuses

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3263807B2 (ja) * 1996-09-09 2002-03-11 ソニー株式会社 画像符号化装置および画像符号化方法
US6351563B1 (en) * 1997-07-09 2002-02-26 Hyundai Electronics Ind. Co., Ltd. Apparatus and method for coding/decoding scalable shape binary image using mode of lower and current layers

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030202601A1 (en) * 2002-03-22 2003-10-30 Gisle Bjontegaard Context-adaptive VLC video transform coefficients encoding/decoding methods and apparatuses

Non-Patent Citations (6)

* Cited by examiner, † Cited by third party
Title
ANONYMOUS: "H.264 and MPEG-4 Video Compression, chapter 6, H.264/MPEG4 Part 10, Iain E. Richardson", NOT KNOWN,, 17 October 2003 (2003-10-17), XP030001626 *
CHOI W ET AL: "CE03: CE report coding eff. improvement of CABAC", 16. JVT MEETING; 73. MPEG MEETING; 24-07-2005 - 29-07-2005; POZNAN,PL; (JOINT VIDEO TEAM OF ISO/IEC JTC1/SC29/WG11 AND ITU-T SG.16 ),, no. JVT-P067r1, 26 July 2005 (2005-07-26), XP030006105, ISSN: 0000-0416 *
CHOI W ET AL: "The report of CE 3 Improve coding efficiency of entropy coding", 15. JVT MEETING; 72. MPEG MEETING; 16-04-2005 - 22-04-2005; BUSAN, KR;(JOINT VIDEO TEAM OF ISO/IEC JTC1/SC29/WG11 AND ITU-T SG.16 ),, no. JVT-O021r1, 21 April 2005 (2005-04-21), XP030005969, ISSN: 0000-0417 *
LEE B K: "VLC for 8x8 transform FGS", 17. JVT MEETING; 74. MPEG MEETING; 14-10-2005 - 21-10-2005; NICE, FR;(JOINT VIDEO TEAM OF ISO/IEC JTC1/SC29/WG11 AND ITU-T SG.16 ),, no. JVT-Q057, 11 October 2005 (2005-10-11), XP030006218, ISSN: 0000-0413 *
RIDGE J ET AL: "CE8: CAVLC", 16. JVT MEETING; 73. MPEG MEETING; 24-07-2005 - 29-07-2005; POZNAN,PL; (JOINT VIDEO TEAM OF ISO/IEC JTC1/SC29/WG11 AND ITU-T SG.16 ),, no. JVT-P308, 3 August 2005 (2005-08-03), XP030006164, ISSN: 0000-0416 *
See also references of WO2007029945A1 *

Also Published As

Publication number Publication date
EP1922881A1 (fr) 2008-05-21
WO2007029945A1 (fr) 2007-03-15

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