WO2012173403A3 - 영상 정보 인코딩 및 디코딩 방법 - Google Patents

영상 정보 인코딩 및 디코딩 방법 Download PDF

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Publication number
WO2012173403A3
WO2012173403A3 PCT/KR2012/004692 KR2012004692W WO2012173403A3 WO 2012173403 A3 WO2012173403 A3 WO 2012173403A3 KR 2012004692 W KR2012004692 W KR 2012004692W WO 2012173403 A3 WO2012173403 A3 WO 2012173403A3
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WO
WIPO (PCT)
Prior art keywords
image information
encoding
sao
applying
decoding image
Prior art date
Application number
PCT/KR2012/004692
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English (en)
French (fr)
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WO2012173403A2 (ko
Inventor
박승욱
김정선
전용준
박준영
전병문
임재현
Original Assignee
엘지전자 주식회사
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 to KR1020207033433A priority Critical patent/KR102241992B1/ko
Priority to KR1020227000381A priority patent/KR102479046B1/ko
Application filed by 엘지전자 주식회사 filed Critical 엘지전자 주식회사
Priority to MX2013014951A priority patent/MX2013014951A/es
Priority to KR1020197013569A priority patent/KR102088014B1/ko
Priority to KR1020137034257A priority patent/KR101979387B1/ko
Priority to KR1020217010984A priority patent/KR102349348B1/ko
Priority to KR1020207006631A priority patent/KR102183214B1/ko
Priority to PL12800855T priority patent/PL2723073T3/pl
Priority to PL17187999T priority patent/PL3280144T3/pl
Priority to EP22175532.5A priority patent/EP4075799B1/en
Priority to US14/126,544 priority patent/US9565453B2/en
Priority to ES12800855.4T priority patent/ES2657827T3/es
Priority to KR1020227043928A priority patent/KR102656595B1/ko
Priority to EP12800855.4A priority patent/EP2723073B1/en
Priority to CN201280038587.4A priority patent/CN103733627B/zh
Priority to EP17187999.2A priority patent/EP3280144B1/en
Priority to EP20201588.9A priority patent/EP3787289B1/en
Publication of WO2012173403A2 publication Critical patent/WO2012173403A2/ko
Publication of WO2012173403A3 publication Critical patent/WO2012173403A3/ko
Priority to US14/694,499 priority patent/US9300982B2/en
Priority to US15/217,765 priority patent/US9992515B2/en
Priority to US15/996,877 priority patent/US10531126B2/en
Priority to US16/715,895 priority patent/US10798421B2/en
Priority to US17/023,090 priority patent/US10924767B2/en
Priority to US17/154,844 priority patent/US11418815B2/en
Priority to US17/862,673 priority patent/US11671630B2/en

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    • 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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • 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
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
    • 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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for 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
    • H04N19/10—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
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
    • 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]
    • 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
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • 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
    • H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
    • H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
    • 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
    • H04N19/169—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
    • H04N19/186—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 colour or a chrominance component
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using 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
    • H04N19/60—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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop
    • 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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness
    • 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
    • H04N19/124—Quantisation
    • H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
    • 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
    • H04N19/98—Adaptive-dynamic-range coding [ADRC]

Abstract

본 발명은 영상 정보 인코딩 및 디코딩 방법과 이를 이용한 장치에 관한 것으로서, 본 발명에 따른 영상 정보 인코딩 방법은 복원 블록을 생성하는 단계, 상기 복원 블록에 디블록킹 필터를 적용하는 단계, 상기 디블록킹 필터가 적용된 복원 블록에 SAO(Sample Adaptive Offset)을 적용하는 단계 및 적용된 SAO의 정보를 포함하는 영상 정보를 전송하는 단계를 포함하며, 상기 전송 단계에서는, 상기 SAO 적용 단계에서 밴드 오프셋이 적용되는 경우에, 상기 밴드 오프셋이 적용되는 픽셀 값의 범위를 커버하는 밴드들을 지정하는 정보를 전송한다.
PCT/KR2012/004692 2011-06-14 2012-06-14 영상 정보 인코딩 및 디코딩 방법 WO2012173403A2 (ko)

Priority Applications (24)

Application Number Priority Date Filing Date Title
KR1020227043928A KR102656595B1 (ko) 2011-06-14 2012-06-14 영상 정보 인코딩 및 디코딩 방법
ES12800855.4T ES2657827T3 (es) 2011-06-14 2012-06-14 Método para codificar y descodificar la información de imágenes
MX2013014951A MX2013014951A (es) 2011-06-14 2012-06-14 Metodo para codificar y decodificar informacion de imagenes.
KR1020197013569A KR102088014B1 (ko) 2011-06-14 2012-06-14 영상 정보 인코딩 및 디코딩 방법
KR1020137034257A KR101979387B1 (ko) 2011-06-14 2012-06-14 영상 정보 인코딩 및 디코딩 방법
KR1020217010984A KR102349348B1 (ko) 2011-06-14 2012-06-14 영상 정보 인코딩 및 디코딩 방법
KR1020207006631A KR102183214B1 (ko) 2011-06-14 2012-06-14 영상 정보 인코딩 및 디코딩 방법
PL12800855T PL2723073T3 (pl) 2011-06-14 2012-06-14 Sposób kodowania i dekodowania informacji o obrazie
KR1020227000381A KR102479046B1 (ko) 2011-06-14 2012-06-14 영상 정보 인코딩 및 디코딩 방법
EP22175532.5A EP4075799B1 (en) 2011-06-14 2012-06-14 Apparatus for encoding and decoding image information
US14/126,544 US9565453B2 (en) 2011-06-14 2012-06-14 Method for encoding and decoding image information
KR1020207033433A KR102241992B1 (ko) 2011-06-14 2012-06-14 영상 정보 인코딩 및 디코딩 방법
EP12800855.4A EP2723073B1 (en) 2011-06-14 2012-06-14 Method for encoding and decoding image information
PL17187999T PL3280144T3 (pl) 2011-06-14 2012-06-14 Sposób kodowania i dekodowania informacji o obrazie
CN201280038587.4A CN103733627B (zh) 2011-06-14 2012-06-14 用于编码和解码图像信息的方法
EP17187999.2A EP3280144B1 (en) 2011-06-14 2012-06-14 Method for encoding and decoding image information
EP20201588.9A EP3787289B1 (en) 2011-06-14 2012-06-14 Method for encoding and decoding image information
US14/694,499 US9300982B2 (en) 2011-06-14 2015-04-23 Method for encoding and decoding image information
US15/217,765 US9992515B2 (en) 2011-06-14 2016-07-22 Method for encoding and decoding image information
US15/996,877 US10531126B2 (en) 2011-06-14 2018-06-04 Method for encoding and decoding image information
US16/715,895 US10798421B2 (en) 2011-06-14 2019-12-16 Method for encoding and decoding image information
US17/023,090 US10924767B2 (en) 2011-06-14 2020-09-16 Method for encoding and decoding image information
US17/154,844 US11418815B2 (en) 2011-06-14 2021-01-21 Method for encoding and decoding image information
US17/862,673 US11671630B2 (en) 2011-06-14 2022-07-12 Method for encoding and decoding image information

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201161497045P 2011-06-14 2011-06-14
US61/497,045 2011-06-14

Related Child Applications (4)

Application Number Title Priority Date Filing Date
US14/126,544 A-371-Of-International US9565453B2 (en) 2011-06-14 2012-06-14 Method for encoding and decoding image information
US201314126544A A-371-Of-International 2011-06-14 2013-12-30
US14/694,499 Continuation US9300982B2 (en) 2011-06-14 2015-04-23 Method for encoding and decoding image information
US15/217,765 Continuation US9992515B2 (en) 2011-06-14 2016-07-22 Method for encoding and decoding image information

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WO2012173403A2 WO2012173403A2 (ko) 2012-12-20
WO2012173403A3 true WO2012173403A3 (ko) 2013-03-14

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Country Status (11)

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US (8) US9565453B2 (ko)
EP (4) EP3787289B1 (ko)
KR (7) KR102183214B1 (ko)
CN (2) CN103733627B (ko)
DK (1) DK3787289T3 (ko)
ES (3) ES2929494T3 (ko)
HU (1) HUE060260T2 (ko)
MX (1) MX2013014951A (ko)
PL (3) PL2723073T3 (ko)
PT (1) PT3787289T (ko)
WO (1) WO2012173403A2 (ko)

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