WO2010090484A3 - 저복잡도 주파수 변환을 이용한 비디오 부호화 방법과 그 장치, 및 비디오 복호화 방법과 그 장치 - Google Patents

저복잡도 주파수 변환을 이용한 비디오 부호화 방법과 그 장치, 및 비디오 복호화 방법과 그 장치 Download PDF

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WO2010090484A3
WO2010090484A3 PCT/KR2010/000757 KR2010000757W WO2010090484A3 WO 2010090484 A3 WO2010090484 A3 WO 2010090484A3 KR 2010000757 W KR2010000757 W KR 2010000757W WO 2010090484 A3 WO2010090484 A3 WO 2010090484A3
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transformation
data
block
frequency
low
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PCT/KR2010/000757
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WO2010090484A2 (ko
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천민수
김일구
이태미
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삼성전자 주식회사
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Priority to CN201080016020.8A priority Critical patent/CN102388610B/zh
Priority to EP10738768.0A priority patent/EP2395755A4/en
Priority to KR1020117018510A priority patent/KR101672456B1/ko
Priority to US13/148,657 priority patent/US9300972B2/en
Publication of WO2010090484A2 publication Critical patent/WO2010090484A2/ko
Publication of WO2010090484A3 publication Critical patent/WO2010090484A3/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
    • H04N19/60—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
    • H04N19/10—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
    • 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
    • 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
    • H04N19/102—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
    • H04N19/129—Scanning of coding units, e.g. zig-zag scan of transform coefficients or flexible macroblock ordering [FMO]
    • 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
    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence estimation
    • 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
    • H04N19/18—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 set of transform coefficients
    • 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

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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)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)

Abstract

입력 픽처의 소정 데이터 단위의 영상 데이터를 입력받고, 입력 데이터에 대하여 소정 주파수 영역을 위한 변환 기저를 적용하는 선택적 주파수 영역 변환, 입력 데이터가 복수 개로 분할된 데이터 소단위마다 개별적으로 선택된 변환 기저를 적용한 주파수 변환을 수행하는 데이터 소단위 변환, 및 직사각 매트릭스 및 정사각 매트릭스의 결합에 의해 축소된 직사각 변환 기저를 적용한 축소 주파수 변환 중 적어도 하나를 포함하는 저복잡도 주파수 변환을 수행하여, 입력 데이터의 소정 데이터 단위에 대한 계수를 생성하여, 입력 픽처의 소정 데이터 단위에 대하여 생성된 변환 계수를 출력하는 저복잡도 주파수 변환을 이용한 비디오 부호화 방법이 개시된다.
PCT/KR2010/000757 2009-02-09 2010-02-08 저복잡도 주파수 변환을 이용한 비디오 부호화 방법과 그 장치, 및 비디오 복호화 방법과 그 장치 WO2010090484A2 (ko)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CN201080016020.8A CN102388610B (zh) 2009-02-09 2010-02-08 使用低复杂度频率变换的视频编码方法和设备以及视频解码方法和设备
EP10738768.0A EP2395755A4 (en) 2009-02-09 2010-02-08 VIDEO PROCESSING AND DEVICE WITH LOW-COMPLEX FREQUENCY CONVERSION AND VIDEO PROCESSING AND DEVICE
KR1020117018510A KR101672456B1 (ko) 2009-02-09 2010-02-08 저복잡도 주파수 변환을 이용한 비디오 부호화 방법과 그 장치, 및 비디오 복호화 방법과 그 장치
US13/148,657 US9300972B2 (en) 2009-02-09 2010-02-08 Video encoding method and apparatus using low-complexity frequency transformation, and video decoding method and apparatus

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US15090209P 2009-02-09 2009-02-09
US61/150,902 2009-02-09

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WO2010090484A2 WO2010090484A2 (ko) 2010-08-12
WO2010090484A3 true WO2010090484A3 (ko) 2010-11-18

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US (1) US9300972B2 (ko)
EP (1) EP2395755A4 (ko)
KR (1) KR101672456B1 (ko)
CN (1) CN102388610B (ko)
WO (1) WO2010090484A2 (ko)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106101719A (zh) * 2010-01-12 2016-11-09 Lg电子株式会社 视频信号的处理方法和设备
CN106101719B (zh) * 2010-01-12 2020-06-30 Lg电子株式会社 视频信号的处理方法和设备
CN105100641A (zh) * 2015-08-31 2015-11-25 北京奇艺世纪科技有限公司 一种图片转换为输出视频的方法和装置
CN105100641B (zh) * 2015-08-31 2018-06-19 北京奇艺世纪科技有限公司 一种图片转换为输出视频的方法和装置

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KR101672456B1 (ko) 2016-11-17
WO2010090484A2 (ko) 2010-08-12
CN102388610B (zh) 2015-03-04
KR20110116025A (ko) 2011-10-24
EP2395755A2 (en) 2011-12-14
US9300972B2 (en) 2016-03-29
CN102388610A (zh) 2012-03-21
US20110310973A1 (en) 2011-12-22

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