EP1929782A4 - Verfahren und vorrichtung zur erhöhung der leistung bei der entropiekodierung sowie videokodierungsverfahren und vorrichtung zur anwendung des verfahrens zur erhöhung der leistung bei der entropiekodierung - Google Patents

Verfahren und vorrichtung zur erhöhung der leistung bei der entropiekodierung sowie videokodierungsverfahren und vorrichtung zur anwendung des verfahrens zur erhöhung der leistung bei der entropiekodierung

Info

Publication number
EP1929782A4
EP1929782A4 EP06798895A EP06798895A EP1929782A4 EP 1929782 A4 EP1929782 A4 EP 1929782A4 EP 06798895 A EP06798895 A EP 06798895A EP 06798895 A EP06798895 A EP 06798895A EP 1929782 A4 EP1929782 A4 EP 1929782A4
Authority
EP
European Patent Office
Prior art keywords
enhancing
performance
entropy coding
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Withdrawn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
EP06798895A
Other languages
English (en)
French (fr)
Other versions
EP1929782A1 (de
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 KR1020060003321A external-priority patent/KR100714706B1/ko
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of EP1929782A1 publication Critical patent/EP1929782A1/de
Publication of EP1929782A4 publication Critical patent/EP1929782A4/de
Withdrawn legal-status Critical Current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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/625—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using discrete cosine transform [DCT]
    • 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
    • H04N19/136—Incoming video signal characteristics or properties
    • 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
    • H04N19/184—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 bits, e.g. of the compressed video stream
    • 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
    • H04N19/30—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
    • H04N19/60—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
    • H04N19/10—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]

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
EP06798895A 2005-09-26 2006-09-25 Verfahren und vorrichtung zur erhöhung der leistung bei der entropiekodierung sowie videokodierungsverfahren und vorrichtung zur anwendung des verfahrens zur erhöhung der leistung bei der entropiekodierung Withdrawn EP1929782A4 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US71996705P 2005-09-26 2005-09-26
KR1020060003321A KR100714706B1 (ko) 2005-09-26 2006-01-11 엔트로피 코딩의 성능 향상 방법 및 장치, 상기 방법을이용한 비디오 코딩 방법 및 장치
PCT/KR2006/003812 WO2007035070A1 (en) 2005-09-26 2006-09-25 Method and apparatus for enhancing performance of entropy coding, and video coding method and apparatus using the entropy coding performance enhancing method

Publications (2)

Publication Number Publication Date
EP1929782A1 EP1929782A1 (de) 2008-06-11
EP1929782A4 true EP1929782A4 (de) 2012-03-21

Family

ID=37889075

Family Applications (1)

Application Number Title Priority Date Filing Date
EP06798895A Withdrawn EP1929782A4 (de) 2005-09-26 2006-09-25 Verfahren und vorrichtung zur erhöhung der leistung bei der entropiekodierung sowie videokodierungsverfahren und vorrichtung zur anwendung des verfahrens zur erhöhung der leistung bei der entropiekodierung

Country Status (3)

Country Link
EP (1) EP1929782A4 (de)
JP (1) JP2009506710A (de)
WO (1) WO2007035070A1 (de)

Families Citing this family (9)

* 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
US9319700B2 (en) 2006-10-12 2016-04-19 Qualcomm Incorporated Refinement coefficient coding based on history of corresponding transform coefficient values
US8325819B2 (en) 2006-10-12 2012-12-04 Qualcomm Incorporated Variable length coding table selection based on video block type for refinement coefficient coding
US8599926B2 (en) 2006-10-12 2013-12-03 Qualcomm Incorporated Combined run-length coding of refinement and significant coefficients in scalable video coding enhancement layers
US8565314B2 (en) 2006-10-12 2013-10-22 Qualcomm Incorporated Variable length coding table selection based on block type statistics for refinement coefficient coding
US8671327B2 (en) 2008-09-28 2014-03-11 Sandisk Technologies Inc. Method and system for adaptive coding in flash memories
WO2010035241A1 (en) 2008-09-28 2010-04-01 Ramot At Tel Aviv University Ltd. Method and system for adaptive coding in flash memories
GB2465809B (en) * 2008-12-01 2012-12-12 Advanced Risc Mach Ltd Dynamic selection of suitable codes for variable length coding and decoding
CN106254888B (zh) 2015-06-09 2020-06-02 同济大学 一种图像编码及解码方法、图像处理设备

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 (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6690307B2 (en) * 2002-01-22 2004-02-10 Nokia Corporation Adaptive variable length coding of digital video
US6646578B1 (en) * 2002-11-22 2003-11-11 Ub Video Inc. Context adaptive variable length decoding system and method
EP1932361A1 (de) * 2005-10-03 2008-06-18 Nokia Corporation Adaptive codes variabler länge für unabhängige variablen

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 (4)

* 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 *
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 *
See also references of WO2007035070A1 *
SHIMA M: "CE1: Complexity reduction for adaptive VLC", 18. JVT MEETING; 75. MPEG MEETING; 14-01-2006 - 20-01-2006; BANGKOK,TH; (JOINT VIDEO TEAM OF ISO/IEC JTC1/SC29/WG11 AND ITU-T SG.16 ),, no. JVT-R021, 10 January 2006 (2006-01-10), XP030006289, ISSN: 0000-0410 *

Also Published As

Publication number Publication date
JP2009506710A (ja) 2009-02-12
EP1929782A1 (de) 2008-06-11
WO2007035070A1 (en) 2007-03-29

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