UA114104C2 - GET THE CONTEXT TO CODE THE LAST POSITION WHEN DOING THE CODE - Google Patents

GET THE CONTEXT TO CODE THE LAST POSITION WHEN DOING THE CODE

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Publication number
UA114104C2
UA114104C2 UAA201411480A UAA201411480A UA114104C2 UA 114104 C2 UA114104 C2 UA 114104C2 UA A201411480 A UAA201411480 A UA A201411480A UA A201411480 A UAA201411480 A UA A201411480A UA 114104 C2 UA114104 C2 UA 114104C2
Authority
UA
Ukraine
Prior art keywords
context
code
bin
encoding
doing
Prior art date
Application number
UAA201411480A
Other languages
Ukrainian (uk)
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 filed Critical
Priority claimed from PCT/US2013/030886 external-priority patent/WO2013142195A1/en
Publication of UA114104C2 publication Critical patent/UA114104C2/en

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  • Compression, Expansion, Code Conversion, And Decoders (AREA)

Abstract

В одному прикладі пристрій включає в себе відеокодер, виконаний з можливістю визначення контексту для ентропійного кодування біна значення, що вказує останній значущий коефіцієнт блока відеоданих з використанням функції індексу згаданого біна, і кодування згаданого біна з використанням визначеного контексту. Відеокодер може кодувати або декодувати згаданий бін, використовуючи контекстно-адаптивне бінарне арифметичне кодування (САВАС). Згадана функція також може залежати від розміру блока. При такій конфігурації немає необхідності запам'ятовування пристроєм таблиці, що вказує контекстні індекси для згаданих контекстів.In one example, the device includes a video encoder configured to define the context for entropy encoding of the bin value, indicating the last significant factor of the block of video data using the index function of said bin, and encoding said bin using a defined context. The video encoder can encode or decode said bin using context-adaptive binary arithmetic encoding (SAVAS). The mentioned function may also depend on the size of the block. With this configuration, there is no need to memorize a table that specifies contextual indexes for the contexts mentioned.

UAA201411480A 2012-03-22 2013-03-13 GET THE CONTEXT TO CODE THE LAST POSITION WHEN DOING THE CODE UA114104C2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201261614178P 2012-03-22 2012-03-22
PCT/US2013/030886 WO2013142195A1 (en) 2012-03-22 2013-03-13 Deriving context for last position coding for video coding

Publications (1)

Publication Number Publication Date
UA114104C2 true UA114104C2 (en) 2017-04-25

Family

ID=58633685

Family Applications (1)

Application Number Title Priority Date Filing Date
UAA201411480A UA114104C2 (en) 2012-03-22 2013-03-13 GET THE CONTEXT TO CODE THE LAST POSITION WHEN DOING THE CODE

Country Status (1)

Country Link
UA (1) UA114104C2 (en)

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