WO2012077960A3 - 임의의 형태의 블록을 이용한 인터예측에 의한 영상의 부호화/복호화 방법 및 장치 - Google Patents

임의의 형태의 블록을 이용한 인터예측에 의한 영상의 부호화/복호화 방법 및 장치 Download PDF

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Publication number
WO2012077960A3
WO2012077960A3 PCT/KR2011/009394 KR2011009394W WO2012077960A3 WO 2012077960 A3 WO2012077960 A3 WO 2012077960A3 KR 2011009394 W KR2011009394 W KR 2011009394W WO 2012077960 A3 WO2012077960 A3 WO 2012077960A3
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WIPO (PCT)
Prior art keywords
encoding
block
image
divided
inter prediction
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PCT/KR2011/009394
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English (en)
French (fr)
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WO2012077960A2 (ko
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송진한
임정연
이영렬
문주희
김해광
전병우
한종기
조재희
김현동
김대연
홍성욱
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에스케이텔레콤 주식회사
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Priority to CN201180058611.6A priority Critical patent/CN103250416B/zh
Publication of WO2012077960A2 publication Critical patent/WO2012077960A2/ko
Publication of WO2012077960A3 publication Critical patent/WO2012077960A3/ko
Priority to US13/909,515 priority patent/US9571830B2/en
Priority to US15/298,492 priority patent/US9686562B2/en
Priority to US15/597,761 priority patent/US9900610B2/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
    • H04N19/50—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
    • H04N19/10—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
    • H04N19/109—Selection of coding mode or of prediction mode among a plurality of temporal predictive coding modes
    • 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
    • H04N19/102—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
    • H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • 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
    • 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
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/147—Data rate or code amount at the encoder output according to rate distortion criteria
    • 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
    • H04N19/57—Motion estimation characterised by a search window with variable size or shape
    • 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
    • H04N19/59—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
    • 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
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/43—Hardware specially adapted for motion estimation or compensation
    • 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
    • H04N19/523—Motion estimation or motion compensation with sub-pixel accuracy

Abstract

본 발명의 실시예는 임의의 형태의 블록을 이용한 인터예측에 의한 영상의 부호화/복호화 방법 및 장치에 관한 것이다. 본 발명의 일 실시예는, 영상을 부호화/복호화하는 방법에 있어서, 부호화하고자 하는 현재 블록을 하나 이상의 여러 블록 모양으로 분할하고 그 중에서 최적의 부호화 효율을 갖는 블록의 분할 모양을 결정하고 상기 결정된 분할 모양의 분할블록에 대하여 복수의 비율인자 중에서 최적의 비율인자를 적용하여 움직임 보상을 수행하고 상기 분할블록을 예측하여 영상을 부호화하고 이를 복호화하는 영상 부호화단계 영상 부호화/복호화 방법 및 장치를 제공한다.
PCT/KR2011/009394 2010-12-06 2011-12-06 임의의 형태의 블록을 이용한 인터예측에 의한 영상의 부호화/복호화 방법 및 장치 WO2012077960A2 (ko)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CN201180058611.6A CN103250416B (zh) 2010-12-06 2011-12-06 通过使用任意块的帧间预测编码/解码图像的方法和装置
US13/909,515 US9571830B2 (en) 2010-12-06 2013-06-04 Method and device for encoding/decoding image by inter prediction using random block
US15/298,492 US9686562B2 (en) 2010-12-06 2016-10-20 Method and device for encoding/decoding image by inter prediction using random block
US15/597,761 US9900610B2 (en) 2010-12-06 2017-05-17 Method and device for encoding/decoding image by inter prediction using random block

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2010-0123512 2010-12-06
KR1020100123512A KR101712156B1 (ko) 2010-12-06 2010-12-06 임의의 형태의 블록을 이용한 인터예측에 의한 영상의 부호화/복호화 방법 및 장치

Related Child Applications (1)

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US13/909,515 Continuation US9571830B2 (en) 2010-12-06 2013-06-04 Method and device for encoding/decoding image by inter prediction using random block

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WO2012077960A3 true WO2012077960A3 (ko) 2012-09-27

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US9686562B2 (en) 2017-06-20
US20170041607A1 (en) 2017-02-09
US9571830B2 (en) 2017-02-14
KR101712156B1 (ko) 2017-03-06
CN103250416B (zh) 2016-08-17
US20130266067A1 (en) 2013-10-10
US9900610B2 (en) 2018-02-20
CN106375765A (zh) 2017-02-01
WO2012077960A2 (ko) 2012-06-14
CN103250416A (zh) 2013-08-14
CN106375765B (zh) 2019-05-17
KR20120062306A (ko) 2012-06-14
US20170251219A1 (en) 2017-08-31

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