SE512291C2 - Inbäddad DCT-baserad stillbildskodningsalgoritm - Google Patents

Inbäddad DCT-baserad stillbildskodningsalgoritm

Info

Publication number
SE512291C2
SE512291C2 SE9703441A SE9703441A SE512291C2 SE 512291 C2 SE512291 C2 SE 512291C2 SE 9703441 A SE9703441 A SE 9703441A SE 9703441 A SE9703441 A SE 9703441A SE 512291 C2 SE512291 C2 SE 512291C2
Authority
SE
Sweden
Prior art keywords
block
dct
image
coefficients
coefficient
Prior art date
Application number
SE9703441A
Other languages
English (en)
Swedish (sv)
Other versions
SE9703441L (sv
SE9703441D0 (sv
Inventor
Charilaos Christopoulos
David Nister
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Priority to SE9703441A priority Critical patent/SE512291C2/sv
Publication of SE9703441D0 publication Critical patent/SE9703441D0/xx
Priority to AU79453/98A priority patent/AU757717B2/en
Priority to PCT/SE1998/001070 priority patent/WO1999016250A1/fr
Priority to JP2000513412A priority patent/JP4215946B2/ja
Priority to CA002300130A priority patent/CA2300130A1/fr
Priority to EP06012015A priority patent/EP1703737B1/fr
Priority to EP98929958A priority patent/EP1018269B1/fr
Priority to CNB988094304A priority patent/CN1189038C/zh
Priority to DE69835528T priority patent/DE69835528T2/de
Publication of SE9703441L publication Critical patent/SE9703441L/xx
Publication of SE512291C2 publication Critical patent/SE512291C2/sv
Priority to US10/859,233 priority patent/US20040234141A1/en
Priority to US10/859,234 priority patent/US7085425B2/en

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
    • H04N19/169—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
    • 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
    • H04N19/129—Scanning of coding units, e.g. zig-zag scan of transform coefficients or flexible macroblock ordering [FMO]
    • 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
    • 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

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)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
SE9703441A 1997-09-23 1997-09-23 Inbäddad DCT-baserad stillbildskodningsalgoritm SE512291C2 (sv)

Priority Applications (11)

Application Number Priority Date Filing Date Title
SE9703441A SE512291C2 (sv) 1997-09-23 1997-09-23 Inbäddad DCT-baserad stillbildskodningsalgoritm
DE69835528T DE69835528T2 (de) 1997-09-23 1998-06-05 Eingebetteter dct-basierte standbildkodierungsalgorithmus
CA002300130A CA2300130A1 (fr) 1997-09-23 1998-06-05 Algorithme de codage d'image fixe integre et utilisant une transformee de cosinus discrete
PCT/SE1998/001070 WO1999016250A1 (fr) 1997-09-23 1998-06-05 Algorithme de codage d'image fixe integre et utilisant une transformee de cosinus discrete
JP2000513412A JP4215946B2 (ja) 1997-09-23 1998-06-05 埋込形ｄｃｔベースの静止イメージ・コーディング・アルゴリズム
AU79453/98A AU757717B2 (en) 1997-09-23 1998-06-05 An embedded DCT-based still image coding algorithm
EP06012015A EP1703737B1 (fr) 1997-09-23 1998-06-05 Algorithme de codage d'image fixe intègre et utilisant une transformée de cosinus discrète
EP98929958A EP1018269B1 (fr) 1997-09-23 1998-06-05 Algorithme de codage d'image fixe integre et utilisant une transformee de cosinus discrete
CNB988094304A CN1189038C (zh) 1997-09-23 1998-06-05 嵌入的离散余弦变换式静止图像编码算法
US10/859,233 US20040234141A1 (en) 1997-09-23 2004-06-03 Embedded DCT-based still image coding algorithm
US10/859,234 US7085425B2 (en) 1997-09-23 2004-06-03 Embedded DCT-based still image coding algorithm

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9703441A SE512291C2 (sv) 1997-09-23 1997-09-23 Inbäddad DCT-baserad stillbildskodningsalgoritm

Publications (3)

Publication Number Publication Date
SE9703441D0 SE9703441D0 (sv) 1997-09-23
SE9703441L SE9703441L (sv) 1999-03-24
SE512291C2 true SE512291C2 (sv) 2000-02-28

Family

ID=20408352

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9703441A SE512291C2 (sv) 1997-09-23 1997-09-23 Inbäddad DCT-baserad stillbildskodningsalgoritm

Country Status (9)

Country Link
US (2) US20040234141A1 (fr)
EP (2) EP1703737B1 (fr)
JP (1) JP4215946B2 (fr)
CN (1) CN1189038C (fr)
AU (1) AU757717B2 (fr)
CA (1) CA2300130A1 (fr)
DE (1) DE69835528T2 (fr)
SE (1) SE512291C2 (fr)
WO (1) WO1999016250A1 (fr)

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US9369736B2 (en) 2010-04-05 2016-06-14 Samsung Electronics Co., Ltd. Low complexity entropy-encoding/decoding method and apparatus
KR20110112168A (ko) * 2010-04-05 2011-10-12 삼성전자주식회사 내부 비트뎁스 확장에 기반한 비디오 부호화 방법 및 그 장치, 내부 비트뎁스 확장에 기반한 비디오 복호화 방법 및 그 장치
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Also Published As

Publication number Publication date
CN1271494A (zh) 2000-10-25
EP1703737B1 (fr) 2012-02-29
EP1018269B1 (fr) 2006-08-09
US20040234141A1 (en) 2004-11-25
DE69835528T2 (de) 2007-08-09
AU7945398A (en) 1999-04-12
DE69835528D1 (de) 2006-09-21
SE9703441L (sv) 1999-03-24
JP2001517905A (ja) 2001-10-09
US20050008231A1 (en) 2005-01-13
US7085425B2 (en) 2006-08-01
CA2300130A1 (fr) 1999-04-01
SE9703441D0 (sv) 1997-09-23
EP1018269A1 (fr) 2000-07-12
JP4215946B2 (ja) 2009-01-28
AU757717B2 (en) 2003-03-06
WO1999016250A1 (fr) 1999-04-01
CN1189038C (zh) 2005-02-09
EP1703737A1 (fr) 2006-09-20

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