CA2358857A1 - Compression de donnees a affectation adaptative des bits et codage hybride a entropie sans perte - Google Patents

Compression de donnees a affectation adaptative des bits et codage hybride a entropie sans perte Download PDF

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Publication number
CA2358857A1
CA2358857A1 CA002358857A CA2358857A CA2358857A1 CA 2358857 A1 CA2358857 A1 CA 2358857A1 CA 002358857 A CA002358857 A CA 002358857A CA 2358857 A CA2358857 A CA 2358857A CA 2358857 A1 CA2358857 A1 CA 2358857A1
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Canada
Prior art keywords
quantization
stage
lossless entropy
values
stream
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.)
Granted
Application number
CA002358857A
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English (en)
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CA2358857C (fr
Inventor
Zhengrong Wang
Paul Steven Houle
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Historic AOL LLC
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Individual
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Priority claimed from US08/618,368 external-priority patent/US5682152A/en
Application filed by Individual filed Critical Individual
Publication of CA2358857A1 publication Critical patent/CA2358857A1/fr
Application granted granted Critical
Publication of CA2358857C publication Critical patent/CA2358857C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/005—Statistical coding, e.g. Huffman, run length coding

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
CA002358857A 1996-03-19 1997-03-19 Compression de donnees a affectation adaptative des bits et codage hybride a entropie sans perte Expired - Lifetime CA2358857C (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/618,368 1996-03-19
US08/618,368 US5682152A (en) 1996-03-19 1996-03-19 Data compression using adaptive bit allocation and hybrid lossless entropy encoding
CA002249259A CA2249259C (fr) 1996-03-19 1997-03-19 Compression de donnees a affectation adaptative des bits et codage hybride a entropie sans perte

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CA002249259A Division CA2249259C (fr) 1996-03-19 1997-03-19 Compression de donnees a affectation adaptative des bits et codage hybride a entropie sans perte

Publications (2)

Publication Number Publication Date
CA2358857A1 true CA2358857A1 (fr) 1997-09-25
CA2358857C CA2358857C (fr) 2008-07-15

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Family Applications (1)

Application Number Title Priority Date Filing Date
CA002358857A Expired - Lifetime CA2358857C (fr) 1996-03-19 1997-03-19 Compression de donnees a affectation adaptative des bits et codage hybride a entropie sans perte

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CA (1) CA2358857C (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023168712A1 (fr) * 2022-03-11 2023-09-14 Oppo广东移动通信有限公司 Procédés de codage et de décodage de valeur de longueur de plage nulle et procédés, appareils et systèmes de codage et de décodage vidéo

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023168712A1 (fr) * 2022-03-11 2023-09-14 Oppo广东移动通信有限公司 Procédés de codage et de décodage de valeur de longueur de plage nulle et procédés, appareils et systèmes de codage et de décodage vidéo

Also Published As

Publication number Publication date
CA2358857C (fr) 2008-07-15

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