WO2013005941A3 - 영상 부호화 및 복호화 방법과 장치 - Google Patents

영상 부호화 및 복호화 방법과 장치 Download PDF

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Publication number
WO2013005941A3
WO2013005941A3 PCT/KR2012/005078 KR2012005078W WO2013005941A3 WO 2013005941 A3 WO2013005941 A3 WO 2013005941A3 KR 2012005078 W KR2012005078 W KR 2012005078W WO 2013005941 A3 WO2013005941 A3 WO 2013005941A3
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WIPO (PCT)
Prior art keywords
prediction block
coding
target pixel
brightness compensation
respect
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PCT/KR2012/005078
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English (en)
French (fr)
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WO2013005941A2 (ko
Inventor
임정연
박중건
한종기
이영렬
문주희
김해광
전병우
서찬원
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에스케이텔레콤 주식회사
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Priority to CN201280032894.1A priority Critical patent/CN103688543B/zh
Publication of WO2013005941A2 publication Critical patent/WO2013005941A2/ko
Publication of WO2013005941A3 publication Critical patent/WO2013005941A3/ko
Priority to US14/143,620 priority patent/US9516313B2/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
    • H04N19/10—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
    • 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
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/513—Processing of motion vectors
    • H04N19/517—Processing of motion vectors by encoding
    • H04N19/52—Processing of motion vectors by encoding by predictive encoding
    • 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
    • H04N19/134—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
    • H04N19/50—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
    • H04N19/51—Motion estimation or motion compensation

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)

Abstract

본 발명은 영상 부호화 및 복호화 방법에 관한 것으로, 현재 블록에 인접한 적어도 하나의 제1 화소들과 예측 움직임 벡터를 이용하여 얻은 적어도 하나의 움직임 예측 블록에 인접하고 상기 제1 화소들에 대응하는 위치에 존재하는 제2 화소들에 근거하여 밝기 보상 파라미터를 산출하는 파라미터 산출부; 상기 적어도 하나의 움직임 예측 블록에 인접한 주변 화소들을 이용하여 상기 현재 블록에 대한 움직임 벡터에 의해 결정된 적어도 하나의 예측 블록 내부의 화소들 중 밝기 보상을 수행할 대상 화소를 선별하는 대상 화소 선별부; 및 선별된 대상 화소에 상기 밝기 보상 파라미터를 적용하여 상기 적어도 하나의 예측 블록에 대한 보상 예측 블록을 생성한 후 예측 부호화를 수행하는 예측 부호화부를 포함하는 것을 특징으로 하는 영상 부호화 장치를 제공한다.
PCT/KR2012/005078 2011-07-01 2012-06-27 영상 부호화 및 복호화 방법과 장치 WO2013005941A2 (ko)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201280032894.1A CN103688543B (zh) 2011-07-01 2012-06-27 进行图像编码和解码的设备和方法
US14/143,620 US9516313B2 (en) 2011-07-01 2013-12-30 Apparatus and method for coding and decoding image

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020110065407A KR101444675B1 (ko) 2011-07-01 2011-07-01 영상 부호화 및 복호화 방법과 장치
KR10-2011-0065407 2011-07-01

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US14/143,620 Continuation US9516313B2 (en) 2011-07-01 2013-12-30 Apparatus and method for coding and decoding image

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WO2013005941A2 WO2013005941A2 (ko) 2013-01-10
WO2013005941A3 true WO2013005941A3 (ko) 2013-03-14

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US (1) US9516313B2 (ko)
KR (1) KR101444675B1 (ko)
CN (1) CN103688543B (ko)
WO (1) WO2013005941A2 (ko)

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Publication number Publication date
CN103688543B (zh) 2017-03-22
KR20130003816A (ko) 2013-01-09
KR101444675B1 (ko) 2014-10-01
US9516313B2 (en) 2016-12-06
CN103688543A (zh) 2014-03-26
US20140112392A1 (en) 2014-04-24
WO2013005941A2 (ko) 2013-01-10

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