PL2491716T3 - Sposób dekodowania strumienia bitowego utworzonego przy użyciu transformaty kierunkowej - Google Patents

Sposób dekodowania strumienia bitowego utworzonego przy użyciu transformaty kierunkowej

Info

Publication number
PL2491716T3
PL2491716T3 PL10768295T PL10768295T PL2491716T3 PL 2491716 T3 PL2491716 T3 PL 2491716T3 PL 10768295 T PL10768295 T PL 10768295T PL 10768295 T PL10768295 T PL 10768295T PL 2491716 T3 PL2491716 T3 PL 2491716T3
Authority
PL
Poland
Prior art keywords
decoding
directional transform
bitstream created
bitstream
created
Prior art date
Application number
PL10768295T
Other languages
English (en)
Inventor
Robert A. Cohen
Anthony Vetro
Huifang Sun
Original Assignee
Mitsubishi Electric Corporation
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 Mitsubishi Electric Corporation filed Critical Mitsubishi Electric Corporation
Publication of PL2491716T3 publication Critical patent/PL2491716T3/pl

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
    • H04N19/60—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
    • H04N19/10—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
    • H04N19/12—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
    • H04N19/134—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
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/147—Data rate or code amount at the encoder output according to rate distortion criteria
    • 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
    • H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/196—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
    • 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
    • H04N19/50—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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
PL10768295T 2009-10-21 2010-09-16 Sposób dekodowania strumienia bitowego utworzonego przy użyciu transformaty kierunkowej PL2491716T3 (pl)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US12/603,100 US20110090952A1 (en) 2009-10-21 2009-10-21 Directional Transforms for Video and Image Coding
EP10768295.7A EP2491716B1 (en) 2009-10-21 2010-09-16 Method for decoding a bitstream created by using a directional transform
PCT/JP2010/066621 WO2011048909A2 (en) 2009-10-21 2010-09-16 Method for decoding a bitstream

Publications (1)

Publication Number Publication Date
PL2491716T3 true PL2491716T3 (pl) 2020-08-24

Family

ID=43879261

Family Applications (1)

Application Number Title Priority Date Filing Date
PL10768295T PL2491716T3 (pl) 2009-10-21 2010-09-16 Sposób dekodowania strumienia bitowego utworzonego przy użyciu transformaty kierunkowej

Country Status (12)

Country Link
US (1) US20110090952A1 (pl)
EP (1) EP2491716B1 (pl)
JP (1) JP5409909B2 (pl)
KR (1) KR101351714B1 (pl)
CN (1) CN102763410B (pl)
BR (1) BR112012009533B1 (pl)
DE (1) DE112010004109B4 (pl)
ES (1) ES2793499T3 (pl)
MX (1) MX2012004642A (pl)
PL (1) PL2491716T3 (pl)
RU (1) RU2486691C1 (pl)
WO (1) WO2011048909A2 (pl)

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US20130114685A1 (en) * 2011-11-07 2013-05-09 Sharp Laboratories Of America, Inc. Video decoder with constrained dynamic range
US9167261B2 (en) 2011-11-07 2015-10-20 Sharp Laboratories Of America, Inc. Video decoder with constrained dynamic range
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US20140307780A1 (en) * 2013-04-11 2014-10-16 Mitsubishi Electric Research Laboratories, Inc. Method for Video Coding Using Blocks Partitioned According to Edge Orientations
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FR3057429A1 (fr) * 2016-10-07 2018-04-13 B<>Com Procede de codage d'une image numerique, procede de decodage, dispositifs et programmes d'ordinateurs associes
EP3451663A1 (en) 2017-08-31 2019-03-06 Thomson Licensing Pools of transforms for local selection of a set of transforms in video coding
CN107547814B (zh) * 2017-09-28 2019-10-15 维沃移动通信有限公司 一种视频录制方法、移动终端
US10999604B2 (en) 2018-04-13 2021-05-04 Mediatek Inc. Adaptive implicit transform setting
US11297348B2 (en) * 2018-04-13 2022-04-05 Mediatek Inc. Implicit transform settings for coding a block of pixels
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US11025937B2 (en) * 2019-03-16 2021-06-01 Tencent America LLC Method and apparatus for video coding
US11616966B2 (en) * 2019-04-03 2023-03-28 Mediatek Inc. Interaction between core transform and secondary transform

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Also Published As

Publication number Publication date
DE112010004109T5 (de) 2012-11-15
EP2491716A2 (en) 2012-08-29
CN102763410B (zh) 2016-04-27
WO2011048909A3 (en) 2012-05-18
BR112012009533B1 (pt) 2021-09-28
KR20120079137A (ko) 2012-07-11
BR112012009533A2 (pt) 2020-07-07
US20110090952A1 (en) 2011-04-21
DE112010004109B4 (de) 2022-11-10
WO2011048909A2 (en) 2011-04-28
KR101351714B1 (ko) 2014-01-16
EP2491716B1 (en) 2020-04-29
MX2012004642A (es) 2012-05-29
JP5409909B2 (ja) 2014-02-05
ES2793499T3 (es) 2020-11-16
CN102763410A (zh) 2012-10-31
JP2013507794A (ja) 2013-03-04
RU2486691C1 (ru) 2013-06-27

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