WO2012021040A3 - 필터링모드 생략가능한 영상 부호화/복호화 방법 및 장치 - Google Patents

필터링모드 생략가능한 영상 부호화/복호화 방법 및 장치 Download PDF

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WO2012021040A3
WO2012021040A3 PCT/KR2011/005970 KR2011005970W WO2012021040A3 WO 2012021040 A3 WO2012021040 A3 WO 2012021040A3 KR 2011005970 W KR2011005970 W KR 2011005970W WO 2012021040 A3 WO2012021040 A3 WO 2012021040A3
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encoding
filtering mode
image
decoding image
removable filtering
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PCT/KR2011/005970
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English (en)
French (fr)
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WO2012021040A2 (ko
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송진한
임정연
김용구
최윤식
최영호
정진우
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에스케이텔레콤 주식회사
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Priority to US13/811,995 priority Critical patent/US9532045B2/en
Publication of WO2012021040A2 publication Critical patent/WO2012021040A2/ko
Publication of WO2012021040A3 publication Critical patent/WO2012021040A3/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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • 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
    • H04N19/117—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
    • 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
    • H04N19/182—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 pixel
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
    • 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

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

Abstract

본 발명의 실시예는 필터링모드 생략가능한 영상 부호화/복호화 방법 및 장치에 관한 것이다. 본 발명의 실시예는, 자연스러운 인트라 예측 영상을 얻기 위해 인트라 예측 영상에 필터링을 수행하는 경우, 인접 화소나 인트라 예측 영상의 특성을 이용하여 필터링 여부를 판단할 수 있도록 함으로써 필터링 여부를 알리기 위한 부가 정보를 생략하고, 이를 통해 압축 성능을 개선고자 하는 필터링모드 생략가능한 영상 부호화/복호화 방법 및 장치에 관한 것이다.
PCT/KR2011/005970 2010-08-12 2011-08-12 필터링모드 생략가능한 영상 부호화/복호화 방법 및 장치 WO2012021040A2 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US13/811,995 US9532045B2 (en) 2010-08-12 2011-08-12 Method and device for encoding/ decoding image having removable filtering mode

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2010-0077637 2010-08-12
KR1020100077637A KR101681301B1 (ko) 2010-08-12 2010-08-12 필터링모드 생략가능한 영상 부호화/복호화 방법 및 장치

Publications (2)

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WO2012021040A2 WO2012021040A2 (ko) 2012-02-16
WO2012021040A3 true WO2012021040A3 (ko) 2012-05-24

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PCT/KR2011/005970 WO2012021040A2 (ko) 2010-08-12 2011-08-12 필터링모드 생략가능한 영상 부호화/복호화 방법 및 장치

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US (1) US9532045B2 (ko)
KR (1) KR101681301B1 (ko)
WO (1) WO2012021040A2 (ko)

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KR101530758B1 (ko) * 2012-07-04 2015-07-20 한양대학교 산학협력단 적응적 필터링을 이용하는 인트라 예측 방법 및 장치
US20140079135A1 (en) * 2012-09-14 2014-03-20 Qualcomm Incoporated Performing quantization to facilitate deblocking filtering
WO2016091122A1 (en) * 2014-12-11 2016-06-16 Mediatek Inc. Method and apparatus of intra prediction in video coding
KR101780444B1 (ko) 2015-10-29 2017-09-21 삼성에스디에스 주식회사 영상 신호의 노이즈 제거 방법
US9910594B2 (en) 2015-11-05 2018-03-06 Micron Technology, Inc. Apparatuses and methods for concurrently accessing multiple memory planes of a memory during a memory access operation
US10694181B2 (en) * 2017-01-27 2020-06-23 Qualcomm Incorporated Bilateral filters in video coding with reduced complexity
CN114079791A (zh) * 2020-08-21 2022-02-22 Oppo广东移动通信有限公司 编码方法、解码方法及相关装置

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US20130230106A1 (en) 2013-09-05
KR101681301B1 (ko) 2016-12-01
KR20120015495A (ko) 2012-02-22
US9532045B2 (en) 2016-12-27
WO2012021040A2 (ko) 2012-02-16

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