PT3972248T - Método, aparelho e sistema para codificação e descodificação do mapa de significância para coeficientes residuais de uma unidade de transformação - Google Patents

Método, aparelho e sistema para codificação e descodificação do mapa de significância para coeficientes residuais de uma unidade de transformação

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Publication number
PT3972248T
PT3972248T PT211985189T PT21198518T PT3972248T PT 3972248 T PT3972248 T PT 3972248T PT 211985189 T PT211985189 T PT 211985189T PT 21198518 T PT21198518 T PT 21198518T PT 3972248 T PT3972248 T PT 3972248T
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PT
Portugal
Prior art keywords
decoding
encoding
transform unit
significance map
residual coefficients
Prior art date
Application number
PT211985189T
Other languages
English (en)
Original Assignee
Canon Kk
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 Canon Kk filed Critical Canon Kk
Publication of PT3972248T publication Critical patent/PT3972248T/pt

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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
    • H04N19/46—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
    • H04N19/10—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
    • H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
    • 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
    • H04N19/129—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
    • H04N19/169—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
    • H04N19/44—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
    • H04N19/593—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)
PT211985189T 2012-01-19 2013-01-18 Método, aparelho e sistema para codificação e descodificação do mapa de significância para coeficientes residuais de uma unidade de transformação PT3972248T (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU2012200319A AU2012200319B2 (en) 2012-01-19 2012-01-19 Method, apparatus and system for encoding and decoding the significance map for residual coefficients of a transform unit

Publications (1)

Publication Number Publication Date
PT3972248T true PT3972248T (pt) 2023-05-23

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Application Number Title Priority Date Filing Date
PT211985189T PT3972248T (pt) 2012-01-19 2013-01-18 Método, aparelho e sistema para codificação e descodificação do mapa de significância para coeficientes residuais de uma unidade de transformação
PT211985155T PT3979643T (pt) 2012-01-19 2013-01-18 Método, aparelho e sistema para codificação e descodificação do mapa de significância para coeficientes residuais de uma unidade de transformação
PT211985197T PT3972249T (pt) 2012-01-19 2013-01-18 Descodificação do mapa de significância para coeficientes residuais de uma unidade de transformação

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PT211985155T PT3979643T (pt) 2012-01-19 2013-01-18 Método, aparelho e sistema para codificação e descodificação do mapa de significância para coeficientes residuais de uma unidade de transformação
PT211985197T PT3972249T (pt) 2012-01-19 2013-01-18 Descodificação do mapa de significância para coeficientes residuais de uma unidade de transformação

Country Status (16)

Country Link
US (6) US9769484B2 (pt)
EP (5) EP3972249B1 (pt)
JP (6) JP6165172B2 (pt)
KR (7) KR101922367B1 (pt)
CN (6) CN107734341B (pt)
AU (7) AU2012200319B2 (pt)
BR (5) BR112014012891B1 (pt)
ES (5) ES2943575T3 (pt)
HR (3) HRP20230640T1 (pt)
HU (5) HUE061854T2 (pt)
IN (1) IN2014CN03649A (pt)
PL (5) PL3979643T3 (pt)
PT (3) PT3972248T (pt)
RS (3) RS64213B1 (pt)
RU (7) RU2595936C2 (pt)
WO (1) WO2013106887A1 (pt)

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EP3972248A1 (en) 2022-03-23
RU2675150C1 (ru) 2018-12-17
EP3979643A1 (en) 2022-04-06
US20170339420A1 (en) 2017-11-23
JP2015507884A (ja) 2015-03-12
BR122019026442B1 (pt) 2023-03-14
RS64213B1 (sr) 2023-06-30
CN107734341B (zh) 2020-07-10
CN107734341A (zh) 2018-02-23
KR102025508B1 (ko) 2019-09-25
HUE061903T2 (hu) 2023-08-28
CN107734343A (zh) 2018-02-23
PL2805507T3 (pl) 2020-07-13
PL3972249T3 (pl) 2023-08-07
EP3972249B1 (en) 2023-04-05
JP6825064B2 (ja) 2021-02-03
EP2805507A4 (en) 2015-07-08
AU2018271348A1 (en) 2018-12-20
IN2014CN03649A (pt) 2015-10-09
BR112014012891B1 (pt) 2022-11-08
RU2696340C1 (ru) 2019-08-01
HUE048872T2 (hu) 2020-08-28
US20190116368A1 (en) 2019-04-18
KR20180135991A (ko) 2018-12-21
EP2805507A1 (en) 2014-11-26
HRP20230513T1 (hr) 2023-08-04
CN107734342B (zh) 2020-01-21
HUE061854T2 (hu) 2023-08-28
PL3972248T3 (pl) 2023-07-31
RU2014133044A (ru) 2016-03-20
PL3979643T3 (pl) 2023-07-10
JP2017184236A (ja) 2017-10-05
KR101806063B1 (ko) 2017-12-06
AU2012200319B2 (en) 2015-11-26
US10841594B2 (en) 2020-11-17
US9769484B2 (en) 2017-09-19
CN107734342A (zh) 2018-02-23
KR101930669B1 (ko) 2018-12-18
KR101922367B1 (ko) 2018-11-26
CN107734343B (zh) 2020-03-03
EP2805507B1 (en) 2020-03-11
JP6608504B2 (ja) 2019-11-20
EP3972248B1 (en) 2023-03-22
AU2016201195A1 (en) 2016-03-17
AU2018271350A1 (en) 2018-12-20
EP3654648B1 (en) 2021-11-03
JP2017229097A (ja) 2017-12-28
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