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BRPI0818444A2 - codificação adaptativa de informação de cabeçalho de bloco de vídeo - Google Patents

codificação adaptativa de informação de cabeçalho de bloco de vídeo

Info

Publication number
BRPI0818444A2
BRPI0818444A2 BRPI0818444A BRPI0818444A BRPI0818444A2 BR PI0818444 A2 BRPI0818444 A2 BR PI0818444A2 BR PI0818444 A BRPI0818444 A BR PI0818444A BR PI0818444 A BRPI0818444 A BR PI0818444A BR PI0818444 A2 BRPI0818444 A2 BR PI0818444A2
Authority
BR
Brazil
Prior art keywords
header information
video block
block header
adaptive encoding
adaptive
Prior art date
Application number
BRPI0818444A
Other languages
English (en)
Inventor
Marta Karczewicz
Rahul Panchal
Yan Ye
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 BRPI0818444A2 publication Critical patent/BRPI0818444A2/pt

Links

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
    • H04N19/102—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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for 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
    • H04N19/134—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
    • H04N19/176—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
    • H04N19/46—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
    • H04N19/50—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
    • H04N19/50—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
    • H04N19/70—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

Landscapes

  • 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)
BRPI0818444A 2007-10-12 2008-01-10 codificação adaptativa de informação de cabeçalho de bloco de vídeo BRPI0818444A2 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US97973407P 2007-10-12 2007-10-12
US12/169,460 US9386316B2 (en) 2007-10-12 2008-07-08 Adaptive coding of video block header information
PCT/US2008/079636 WO2009049250A2 (en) 2007-10-12 2008-10-10 Adaptive coding of video block header information

Publications (1)

Publication Number Publication Date
BRPI0818444A2 true BRPI0818444A2 (pt) 2016-10-11

Family

ID=40456186

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0818444A BRPI0818444A2 (pt) 2007-10-12 2008-01-10 codificação adaptativa de informação de cabeçalho de bloco de vídeo

Country Status (10)

Country Link
US (1) US9386316B2 (pt)
EP (1) EP2225887B1 (pt)
JP (2) JP5925416B2 (pt)
KR (1) KR101135293B1 (pt)
CN (1) CN101822057B (pt)
BR (1) BRPI0818444A2 (pt)
CA (1) CA2701200C (pt)
RU (1) RU2452128C2 (pt)
TW (1) TWI429293B (pt)
WO (1) WO2009049250A2 (pt)

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US9386316B2 (en) 2016-07-05
JP5925416B2 (ja) 2016-05-25
JP2015084525A (ja) 2015-04-30
CA2701200A1 (en) 2009-04-16
KR20100067129A (ko) 2010-06-18
WO2009049250A2 (en) 2009-04-16
CN101822057B (zh) 2013-11-27
WO2009049250A3 (en) 2009-05-28
EP2225887B1 (en) 2014-03-19
US20090175334A1 (en) 2009-07-09
EP2225887A2 (en) 2010-09-08
TWI429293B (zh) 2014-03-01
TW200950529A (en) 2009-12-01
KR101135293B1 (ko) 2012-04-12
RU2452128C2 (ru) 2012-05-27
JP2011501533A (ja) 2011-01-06
CN101822057A (zh) 2010-09-01
RU2010119029A (ru) 2011-11-20

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