BRPI0411540A - método e aparelho para decodificação redimensionável espacial de baixa complexidade - Google Patents

método e aparelho para decodificação redimensionável espacial de baixa complexidade

Info

Publication number
BRPI0411540A
BRPI0411540A BRPI0411540-6A BRPI0411540A BRPI0411540A BR PI0411540 A BRPI0411540 A BR PI0411540A BR PI0411540 A BRPI0411540 A BR PI0411540A BR PI0411540 A BRPI0411540 A BR PI0411540A
Authority
BR
Brazil
Prior art keywords
high resolution
low complexity
video decoder
resolution video
resolution
Prior art date
Application number
BRPI0411540-6A
Other languages
English (en)
Inventor
Jill Macdonald Boyce
Original Assignee
Thomson Licensing
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Thomson Licensing filed Critical Thomson Licensing
Publication of BRPI0411540A publication Critical patent/BRPI0411540A/pt

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/66—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of 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
    • H04N19/10—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
    • H04N19/134—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
    • 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
    • H04N19/172—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 picture, frame or field
    • 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
    • H04N19/174—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 slice, e.g. a line of blocks or a group of 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
    • H04N19/20—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
    • H04N19/33—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability in the spatial domain
    • 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
    • H04N19/577—Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
    • 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

Landscapes

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

Abstract

MéTODO E APARELHO PARA DECODIFICAçãO REDIMENSIONáVEL ESPACIAL DE BAIXA COMPLEXIDADE. São revelados um decodificador de vídeo (400) e um método para vídeo resimensionável espacial de baixa complexidade, o decodificador para receber fluxos de bits de alta resolução e de resolução padrão, redimensionável, compactado, e prover vídeo de alta resolução, e incluindo um detector de imagem-I (464) para receber o fluxo de bits de resolução padrão compactado, um intradecodificador (466) de resolução padrão acoplado ao detector de imagem-I para decodificar imagens-I, um decodificador (482) de vídeo de alta resolução para receber o fluxo de bits redimensionável de alta resolução compactado, e um seletor (486) acoplado ao sinal indicativo de um tradecodificador de vídeo de resolução padrão e o decodificador de vídeo de alta resolução para selecionar entre as saídas do intradecodificador de vídeo de resolução padrão e do decodificador de vídeo de alta resolução para prover a sequencia de vídeo de alta resolução.
BRPI0411540-6A 2003-06-19 2004-06-17 método e aparelho para decodificação redimensionável espacial de baixa complexidade BRPI0411540A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US47973403P 2003-06-19 2003-06-19
PCT/US2004/019538 WO2004114671A2 (en) 2003-06-19 2004-06-17 Method and apparatus for low-complexity spatial scalable decoding

Publications (1)

Publication Number Publication Date
BRPI0411540A true BRPI0411540A (pt) 2006-08-01

Family

ID=33539212

Family Applications (2)

Application Number Title Priority Date Filing Date
BRPI0411655-0A BRPI0411655A (pt) 2003-06-19 2004-06-17 método e aparelho para codificação redimensionável espacial de baixa complexidade
BRPI0411540-6A BRPI0411540A (pt) 2003-06-19 2004-06-17 método e aparelho para decodificação redimensionável espacial de baixa complexidade

Family Applications Before (1)

Application Number Title Priority Date Filing Date
BRPI0411655-0A BRPI0411655A (pt) 2003-06-19 2004-06-17 método e aparelho para codificação redimensionável espacial de baixa complexidade

Country Status (7)

Country Link
US (1) US20060146931A1 (pt)
EP (2) EP1634461A2 (pt)
JP (2) JP2007524280A (pt)
KR (2) KR101046912B1 (pt)
CN (2) CN100553332C (pt)
BR (2) BRPI0411655A (pt)
WO (2) WO2004114671A2 (pt)

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PL1839297T3 (pl) * 2005-01-11 2019-05-31 Koninklijke Philips Nv Skalowalne kodowanie/dekodowanie sygnałów audio
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US8553777B2 (en) 2005-04-14 2013-10-08 Thomson Licensing Method and apparatus for slice adaptive motion vector coding for spatial scalable video encoding and decoding
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US8654848B2 (en) 2005-10-17 2014-02-18 Qualcomm Incorporated Method and apparatus for shot detection in video streaming
US8948260B2 (en) 2005-10-17 2015-02-03 Qualcomm Incorporated Adaptive GOP structure in video streaming
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US8155454B2 (en) * 2006-07-20 2012-04-10 Qualcomm Incorporated Method and apparatus for encoder assisted post-processing
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US8493834B2 (en) * 2006-08-28 2013-07-23 Qualcomm Incorporated Content-adaptive multimedia coding and physical layer modulation
CN101523920B (zh) * 2006-10-16 2013-12-04 汤姆森许可贸易公司 在视频操作期间使用网络抽象层单元以信号方式指示即时解码刷新的方法
EP1933565A1 (en) * 2006-12-14 2008-06-18 THOMSON Licensing Method and apparatus for encoding and/or decoding bit depth scalable video data using adaptive enhancement layer prediction
JP5036826B2 (ja) 2006-12-14 2012-09-26 トムソン ライセンシング ビット深度スケーラビリティのためのエンハンスメントレイヤの残差予測を使用したビデオデータを符号化及び／又は復号化する方法及び装置
EP1933564A1 (en) * 2006-12-14 2008-06-18 Thomson Licensing Method and apparatus for encoding and/or decoding video data using adaptive prediction order for spatial and bit depth prediction
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EP2127395B1 (en) * 2007-01-10 2016-08-17 Thomson Licensing Video encoding method and video decoding method for enabling bit depth scalability
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JP5262879B2 (ja) * 2009-03-18 2013-08-14 株式会社Ｊｖｃケンウッド 再符号化装置および再符号化方法
WO2012169096A1 (ja) * 2011-06-08 2012-12-13 パナソニック株式会社 映像表示装置及び映像処理装置
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Also Published As

Publication number Publication date
US20060146931A1 (en) 2006-07-06
WO2004114671A2 (en) 2004-12-29
KR20060025554A (ko) 2006-03-21
KR20060024417A (ko) 2006-03-16
WO2004114672A1 (en) 2004-12-29
CN1810036A (zh) 2006-07-26
EP1634460B1 (en) 2014-08-06
EP1634460A1 (en) 2006-03-15
JP2007525067A (ja) 2007-08-30
CN100553332C (zh) 2009-10-21
KR101046912B1 (ko) 2011-07-07
JP2007524280A (ja) 2007-08-23
EP1634461A2 (en) 2006-03-15
CN100505879C (zh) 2009-06-24
WO2004114671A3 (en) 2005-04-14
BRPI0411655A (pt) 2006-08-08
CN1810035A (zh) 2006-07-26
KR101047541B1 (ko) 2011-07-08

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B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

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Ipc: H04B 1/66 (2006.01), H04N 19/12 (2014.01), H04N 19