BRPI0813275A2 - Varredura de coeficiente adaptativo em codificação de vídeo. - Google Patents

Varredura de coeficiente adaptativo em codificação de vídeo.

Info

Publication number
BRPI0813275A2
BRPI0813275A2 BRPI0813275-5A2A BRPI0813275A BRPI0813275A2 BR PI0813275 A2 BRPI0813275 A2 BR PI0813275A2 BR PI0813275 A BRPI0813275 A BR PI0813275A BR PI0813275 A2 BRPI0813275 A2 BR PI0813275A2
Authority
BR
Brazil
Prior art keywords
video coding
adaptive coefficient
coefficient scan
coding adaptive
scan
Prior art date
Application number
BRPI0813275-5A2A
Other languages
English (en)
Inventor
Yan Ye
Marta Karczewicz
Original Assignee
Qualcomm Inc
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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of BRPI0813275A2 publication Critical patent/BRPI0813275A2/pt

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Classifications

    • 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
    • H04N19/10—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
    • H04N19/134—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
    • 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
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
BRPI0813275-5A2A 2007-06-15 2008-06-12 Varredura de coeficiente adaptativo em codificação de vídeo. BRPI0813275A2 (pt)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US94447007P 2007-06-15 2007-06-15
US97976207P 2007-10-12 2007-10-12
US3044308P 2008-02-21 2008-02-21
US12/133,232 US8571104B2 (en) 2007-06-15 2008-06-04 Adaptive coefficient scanning in video coding
PCT/US2008/066796 WO2008157268A2 (en) 2007-06-15 2008-06-12 Adaptive coefficient scanning in video coding

Publications (1)

Publication Number Publication Date
BRPI0813275A2 true BRPI0813275A2 (pt) 2014-12-30

Family

ID=40132401

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0813275-5A2A BRPI0813275A2 (pt) 2007-06-15 2008-06-12 Varredura de coeficiente adaptativo em codificação de vídeo.

Country Status (9)

Country Link
US (1) US8571104B2 (pt)
EP (1) EP2165542B1 (pt)
JP (1) JP5032657B2 (pt)
KR (2) KR101244229B1 (pt)
CN (1) CN101682771B (pt)
BR (1) BRPI0813275A2 (pt)
CA (1) CA2687253A1 (pt)
TW (1) TW200915885A (pt)
WO (1) WO2008157268A2 (pt)

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JP5032657B2 (ja) 2012-09-26
EP2165542B1 (en) 2012-07-25
US8571104B2 (en) 2013-10-29
EP2165542A2 (en) 2010-03-24
US20080310745A1 (en) 2008-12-18
CN101682771A (zh) 2010-03-24
WO2008157268A3 (en) 2009-02-05
CN101682771B (zh) 2012-02-29
KR101244229B1 (ko) 2013-03-18
JP2010530183A (ja) 2010-09-02
KR20100021658A (ko) 2010-02-25

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