WO2013032312A3 - 율-왜곡 최적화를 위한 영상 부호화/복호화 방법 및 이를 수행하는 장치 - Google Patents

율-왜곡 최적화를 위한 영상 부호화/복호화 방법 및 이를 수행하는 장치 Download PDF

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WO2013032312A3
WO2013032312A3 PCT/KR2012/007051 KR2012007051W WO2013032312A3 WO 2013032312 A3 WO2013032312 A3 WO 2013032312A3 KR 2012007051 W KR2012007051 W KR 2012007051W WO 2013032312 A3 WO2013032312 A3 WO 2013032312A3
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WIPO (PCT)
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rate
decoding method
macroblock
generated
image encoding
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PCT/KR2012/007051
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English (en)
French (fr)
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WO2013032312A2 (ko
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이충구
김민성
박준성
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(주)휴맥스
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Priority to EP12829020.2A priority Critical patent/EP2753081A4/en
Priority to CN201280042773.5A priority patent/CN103782600A/zh
Priority to US14/239,119 priority patent/US20140198848A1/en
Publication of WO2013032312A2 publication Critical patent/WO2013032312A2/ko
Publication of WO2013032312A3 publication Critical patent/WO2013032312A3/ko
Priority to US14/523,551 priority patent/US20150043631A1/en
Priority to US14/523,575 priority patent/US20150043632A1/en
Priority to US14/523,636 priority patent/US20150043640A1/en
Priority to US14/523,611 priority patent/US20150043643A1/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
    • H04N19/146—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
    • H04N19/102—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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
    • 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
    • H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
    • 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
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame 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
    • H04N19/169—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
    • 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
    • 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

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

Abstract

율-왜곡 최적화를 위한 영상 부호화/복호화 방법 및 이를 수행하는 장치가 개시된다. 부호화할 마크로 블록을 제공받고, 화면간 예측 및 화면내 예측 중 어느 하나를 실행하여 예측 마크로 블록을 생성하고, 생성된 예측 마크로 블록 및 제공된 마크로 블록에 기초하여 잔여 예측 블록을 생성한 후 생성된 잔여 예측 블록에 대해 미리 정해진 복수의 변환 행렬 중 하나의 변환 행렬을 적용하여 잔여 예측 블록을 변환한다. 따라서, 율-왜곡을 최적화할 수 있고 영상의 품질을 향상시킬 수 있다.
PCT/KR2012/007051 2010-01-28 2012-09-03 율-왜곡 최적화를 위한 영상 부호화/복호화 방법 및 이를 수행하는 장치 WO2013032312A2 (ko)

Priority Applications (7)

Application Number Priority Date Filing Date Title
EP12829020.2A EP2753081A4 (en) 2011-09-02 2012-09-03 PICTURE CODING / DECODING METHOD FOR RATE DISTORTION OPTIMIZATION AND DEVICE FOR CARRYING OUT THIS METHOD
CN201280042773.5A CN103782600A (zh) 2011-09-02 2012-09-03 速率失真优化的图像编码/解码方法和执行该方法的设备
US14/239,119 US20140198848A1 (en) 2010-01-28 2012-09-03 Image encoding/decoding method for rate-distortion optimization and device for performing same
US14/523,551 US20150043631A1 (en) 2011-09-02 2014-10-24 Image encoding/decoding method for rate-distortion optimization and device for performing same
US14/523,575 US20150043632A1 (en) 2011-09-02 2014-10-24 Image encoding/decoding method for rate-distortion optimization and device for performing same
US14/523,636 US20150043640A1 (en) 2011-09-02 2014-10-24 Image encoding/decoding method for rate-distortion optimization and device for performing same
US14/523,611 US20150043643A1 (en) 2011-09-02 2014-10-24 Image encoding/decoding method for rate-distortion optimization and device for performing same

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2011-0089163 2011-09-02
KR20110089163A KR20120086232A (ko) 2011-01-25 2011-09-02 율-왜곡 최적화를 위한 영상 부호화/복호화 방법 및 이를 수행하는 장치

Related Child Applications (5)

Application Number Title Priority Date Filing Date
US14/239,119 A-371-Of-International US20140198848A1 (en) 2010-01-28 2012-09-03 Image encoding/decoding method for rate-distortion optimization and device for performing same
US14/523,611 Continuation US20150043643A1 (en) 2011-09-02 2014-10-24 Image encoding/decoding method for rate-distortion optimization and device for performing same
US14/523,575 Continuation US20150043632A1 (en) 2011-09-02 2014-10-24 Image encoding/decoding method for rate-distortion optimization and device for performing same
US14/523,636 Continuation US20150043640A1 (en) 2011-09-02 2014-10-24 Image encoding/decoding method for rate-distortion optimization and device for performing same
US14/523,551 Continuation US20150043631A1 (en) 2011-09-02 2014-10-24 Image encoding/decoding method for rate-distortion optimization and device for performing same

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WO2013032312A2 WO2013032312A2 (ko) 2013-03-07
WO2013032312A3 true WO2013032312A3 (ko) 2013-04-25

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US (5) US20140198848A1 (ko)
EP (1) EP2753081A4 (ko)
KR (2) KR20120086232A (ko)
CN (1) CN103782600A (ko)
WO (1) WO2013032312A2 (ko)

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Also Published As

Publication number Publication date
KR20120086232A (ko) 2012-08-02
US20150043632A1 (en) 2015-02-12
KR20130025853A (ko) 2013-03-12
WO2013032312A2 (ko) 2013-03-07
KR101298598B1 (ko) 2013-08-26
EP2753081A2 (en) 2014-07-09
US20150043631A1 (en) 2015-02-12
US20150043640A1 (en) 2015-02-12
CN103782600A (zh) 2014-05-07
US20140198848A1 (en) 2014-07-17
EP2753081A4 (en) 2015-06-24
US20150043643A1 (en) 2015-02-12

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