WO2012044124A3 - 영상 부호화 방법과 복호화 방법 및 이를 이용한 영상 부호화 장치와 복호화 장치 - Google Patents

영상 부호화 방법과 복호화 방법 및 이를 이용한 영상 부호화 장치와 복호화 장치 Download PDF

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WO2012044124A3
WO2012044124A3 PCT/KR2011/007275 KR2011007275W WO2012044124A3 WO 2012044124 A3 WO2012044124 A3 WO 2012044124A3 KR 2011007275 W KR2011007275 W KR 2011007275W WO 2012044124 A3 WO2012044124 A3 WO 2012044124A3
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encoding
information
decoding
division
division information
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PCT/KR2011/007275
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French (fr)
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WO2012044124A2 (ko
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김휘용
임성창
김종호
이하현
이진호
정세윤
조숙희
최진수
김진웅
안치득
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한국전자통신연구원
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Priority to US13/877,077 priority Critical patent/US9202289B2/en
Publication of WO2012044124A2 publication Critical patent/WO2012044124A2/ko
Publication of WO2012044124A3 publication Critical patent/WO2012044124A3/ko
Priority to US14/921,457 priority patent/US9510010B2/en

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/004—Predictors, e.g. intraframe, interframe 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
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • 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
    • 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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • 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
    • H04N19/169—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
    • H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/196—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
    • 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
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • 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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computing Systems (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)

Abstract

본 발명은 영상 부호화 및 복호화에 관한 것으로서, 본 발명에 따른 영상 부호화 방법은, 부호화 대상 블록의 주변 블록들에 대하여, 주변 블록들로부터 분할에 관한 정보를 획득하는 단계, 획득한 분할에 관한 정보를 기반으로 부호화 대상 블록의 분할에 관하여 예측하는 단계, 부호화 대상 블록의 실제 분할 정보와 예측 단계에서 예측한 예측 분할 정보 사이의 차이에 관한 정보를 부호화하는 단계 및 부호화한 정보를 전송하는 단계를 포함하며, 본 발명에 의하면 주변 블록의 정보를 이용하여 부호화/복호화 대상 블록의 분할 정보를 부호화/복호화 할 수 있다.
PCT/KR2011/007275 2010-09-30 2011-09-30 영상 부호화 방법과 복호화 방법 및 이를 이용한 영상 부호화 장치와 복호화 장치 WO2012044124A2 (ko)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US13/877,077 US9202289B2 (en) 2010-09-30 2011-09-30 Method for coding and decoding target block partition information using information about neighboring blocks
US14/921,457 US9510010B2 (en) 2010-09-30 2015-10-23 Method for decoding images based upon partition information determinations and apparatus for decoding using same

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
KR10-2010-0095110 2010-09-30
KR20100095110 2010-09-30
KR20110018010A KR20120033944A (ko) 2010-09-30 2011-02-28 영상 부호화 방법과 복호화 방법 및 이를 이용한 영상 부호화 장치와 복호화 장치
KR10-2011-0018010 2011-02-28
KR1020110099315A KR101921515B1 (ko) 2010-09-30 2011-09-29 영상 부호화 방법과 복호화 방법 및 이를 이용한 영상 부호화 장치와 복호화 장치
KR10-2011-0099315 2011-09-29

Related Child Applications (2)

Application Number Title Priority Date Filing Date
US13/877,077 A-371-Of-International US9202289B2 (en) 2010-09-30 2011-09-30 Method for coding and decoding target block partition information using information about neighboring blocks
US14/921,457 Continuation US9510010B2 (en) 2010-09-30 2015-10-23 Method for decoding images based upon partition information determinations and apparatus for decoding using same

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WO2012044124A2 WO2012044124A2 (ko) 2012-04-05
WO2012044124A3 true WO2012044124A3 (ko) 2012-05-31

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WO (1) WO2012044124A2 (ko)

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US9942548B2 (en) * 2016-02-16 2018-04-10 Google Llc Entropy coding transform partitioning information
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US20130188884A1 (en) 2013-07-25
US20160044327A1 (en) 2016-02-11
US9202289B2 (en) 2015-12-01
WO2012044124A2 (ko) 2012-04-05
US9510010B2 (en) 2016-11-29

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