WO2014038905A3 - 영상 복호화 방법 및 이를 이용하는 장치 - Google Patents

영상 복호화 방법 및 이를 이용하는 장치 Download PDF

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WO2014038905A3
WO2014038905A3 PCT/KR2013/008119 KR2013008119W WO2014038905A3 WO 2014038905 A3 WO2014038905 A3 WO 2014038905A3 KR 2013008119 W KR2013008119 W KR 2013008119W WO 2014038905 A3 WO2014038905 A3 WO 2014038905A3
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image
decoding
decoding method
image decoding
same
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PCT/KR2013/008119
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English (en)
French (fr)
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WO2014038905A2 (ko
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헨드리헨드리
박준영
김철근
전병문
김정선
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엘지전자 주식회사
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Priority to CN201810569159.3A priority Critical patent/CN108769683B/zh
Priority to KR1020157001216A priority patent/KR102160242B1/ko
Priority to EP13836087.0A priority patent/EP2894854A4/en
Priority to CN201810569672.2A priority patent/CN108718411B/zh
Priority to CN201380046742.1A priority patent/CN104604228B/zh
Priority to JP2015527400A priority patent/JP6055098B2/ja
Priority to US14/419,879 priority patent/US9654786B2/en
Publication of WO2014038905A2 publication Critical patent/WO2014038905A2/ko
Publication of WO2014038905A3 publication Critical patent/WO2014038905A3/ko

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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
    • H04N19/20—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video object coding
    • H04N19/29—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video object coding involving scalability at the object level, e.g. video object layer [VOL]
    • 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • 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
    • H04N19/132—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
    • 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
    • H04N19/184—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 bits, e.g. of the compressed video stream
    • 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
    • H04N19/187—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 scalable video layer
    • 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
    • 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
    • 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
    • H04N19/50—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

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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

본 발명은 복수의 레이어를 포함하는 비트스트림을 디코딩하는 영상의 디코딩 방법 및 장치에 대한 것으로 영상의 디코딩 방법은 상위 레이어가 하위 레이어와 동일한 코딩 방식으로 코딩되었는지 여부를 알려주는 의존성 정보를 수신하여 파악하는 단계와; 상기 파악된 의존성 정보에 기초하여 상기 상위 레이어의 영상을 복원하는 단계를 포함할 수 있다. 이로 인하여, 현재 레어어가 참조하는 참조 레이어의 정보가 부호화된 데이터인지 복원된 값인지 여부를 지시하는 정보를 파악할 수 있다.
PCT/KR2013/008119 2012-09-09 2013-09-09 영상 복호화 방법 및 이를 이용하는 장치 WO2014038905A2 (ko)

Priority Applications (7)

Application Number Priority Date Filing Date Title
CN201810569159.3A CN108769683B (zh) 2012-09-09 2013-09-09 图像解码方法和使用其的装置
KR1020157001216A KR102160242B1 (ko) 2012-09-09 2013-09-09 영상 복호화 방법 및 이를 이용하는 장치
EP13836087.0A EP2894854A4 (en) 2012-09-09 2013-09-09 IMAGE DECODING METHOD AND APPARATUS USING THE SAME
CN201810569672.2A CN108718411B (zh) 2012-09-09 2013-09-09 图像解码方法和使用其的装置
CN201380046742.1A CN104604228B (zh) 2012-09-09 2013-09-09 图像解码方法和使用其的装置
JP2015527400A JP6055098B2 (ja) 2012-09-09 2013-09-09 映像復号方法及びそれを利用する装置
US14/419,879 US9654786B2 (en) 2012-09-09 2013-09-09 Image decoding method and apparatus using same

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201261698706P 2012-09-09 2012-09-09
US61/698,706 2012-09-09

Publications (2)

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WO2014038905A2 WO2014038905A2 (ko) 2014-03-13
WO2014038905A3 true WO2014038905A3 (ko) 2014-05-01

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US (1) US9654786B2 (ko)
EP (1) EP2894854A4 (ko)
JP (1) JP6055098B2 (ko)
KR (1) KR102160242B1 (ko)
CN (3) CN104604228B (ko)
HK (2) HK1257971A1 (ko)
WO (1) WO2014038905A2 (ko)

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Also Published As

Publication number Publication date
US9654786B2 (en) 2017-05-16
EP2894854A4 (en) 2016-01-27
CN104604228A (zh) 2015-05-06
EP2894854A2 (en) 2015-07-15
CN108769683A (zh) 2018-11-06
US20150201203A1 (en) 2015-07-16
HK1257972A1 (zh) 2019-11-01
CN108718411A (zh) 2018-10-30
KR102160242B1 (ko) 2020-09-25
KR20150054751A (ko) 2015-05-20
WO2014038905A2 (ko) 2014-03-13
JP6055098B2 (ja) 2016-12-27
JP2015529410A (ja) 2015-10-05
CN108718411B (zh) 2022-07-15
CN108769683B (zh) 2022-07-12
CN104604228B (zh) 2018-06-29
HK1257971A1 (zh) 2019-11-01

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