DK2911398T3 - Apparat til at afkode billeder - Google Patents

Apparat til at afkode billeder Download PDF

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Publication number
DK2911398T3
DK2911398T3 DK15161952.5T DK15161952T DK2911398T3 DK 2911398 T3 DK2911398 T3 DK 2911398T3 DK 15161952 T DK15161952 T DK 15161952T DK 2911398 T3 DK2911398 T3 DK 2911398T3
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coding unit
unit
depth
information
split
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DK15161952.5T
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English (en)
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Hae-Kyung Jung
Min-Su Cheon
Jung-Hye Min
Il-Koo Kim
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Samsung Electronics Co Ltd
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First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=43499569&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DK2911398(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
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Publication of DK2911398T3 publication Critical patent/DK2911398T3/da

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/105Selection 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
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06TIMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00Image coding
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/103Selection of coding mode or of prediction mode
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/115Selection of the code volume for a coding unit prior to coding
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/119Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/132Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/17Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/17Methods 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
    • H04N19/172Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/17Methods 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
    • H04N19/176Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/46Embedding additional information in the video signal during the compression process
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/53Multi-resolution motion estimation; Hierarchical motion estimation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/90Methods 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
    • H04N19/96Tree coding, e.g. quad-tree coding

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

Claims (1)

1. Apparat til at afkode et billede, hvor apparatet omfatter: en indkodningsinformationsudtrækker, som er indrettet, til at ekstrahere information, om en maksimalstørrelse af en kodningsenhed, opsplitningsinformation, som indikerer hvorvidt en kodningsenhed med en dybde k skal opsplittes, hvor k er et heltal, i kodningsenheder, som har en dybde k+1, og overspringsinformation, som indikerer hvorvidt en forudsigelsesmodus af en nuværende kodningsenhed er en overspringsmodus, en partiti-onstypeinformation, som indikerer en størrelse af én eller flere forudsigelsesenheder, som er indbefattet i den nuværende kodningsenhed og en transformationsenhedsstørrelseinformation, fra en bitstrøm; og en billededataafkoder, som er indrettet til at bestemme en opsplitningsstruktur af en firkantformet maksimal kodningsenhed, ifølge opsplitningsinformationen, således at den maksimale kodningsenhed er hierarkisk opsplittet som dybden øges, og er indrettet til at bestemme hvorvidt forudsigelsesmodusen af den nuværende kodningsenhed er over-springsmodusen ifølge overspringsinformationen, hvor billedet er opsplittet i en flerhed af firkantformet maksimale kodningsenheder, ifølge informationen om den maksimale størrelse af kodningsenheden, en maksimal kodningsenhed fra flerheden af maksimale kodningsenheder er hierarkisk opsplittet i én eller flere firkantformet kodningsenheder, som har dybder ifølge opsplitningsinformationen, en kodningsenhed af en nuværende dybde i, hvor i er et heltal, er én af samme størrelse og firkantformet dataenheder, som er opsplittet fra en kodningsenhed, som har en dybde i-1, når opsplitningsinformationen indikerer en opsplitning for kodningsenheden af den nuværende dybde i, bliver kodningsenheden af den nuværende dybde i opsplittet i kodningsenheder af en dybde i+1, uafhængigt af nabokodningsenheder, når opsplitningsinformationen indikerer en ikke-opsplitning af kodningsenheden af den nuværende dybde i, bliver kodningsenheden af den nuværende dybde i bestemt, som den nuværende kodningsenhed, som ikke længere er opsplittet, overspringsinformationen af den nuværende kodningsenhed er tilvejebragt, og én eller flere firkantformet transformationsenheder, som bruges til at udføre invers-transformation for den nuværende kodningsenhed, er tilvejebragt fra den nuværende kodningsenhed baseret på transformationsenhedsstørrelsesinformationen, hvor den ene eller flere firkantformet transformationsenheder er forskellige fra én eller flere forudsigelsesenheder, som bruges, til at udføre forudsigelsesafkodning for den nuværende kodningsenhed, hvor billededataafkoderen bestemmer den nuværende kodningsenhed som én forudsigelsesenhed hvis forudsigelsesmodus er overspringsmodusen, når overspringsinformationen indikerer, at forudsigelsesmodusen af den nuværende kodningsenhed er overspringsmodusen, og hvor billededataafkoderen tilvejebringer den ene eller flere forudsigelsesenheder fra den nuværende kodningsenhed, ved at opsplitte ligeligt en bredde eller en højde af den nuværende kodningsenhed i to, eller ved at ligeligt opsplitte både højden og bredden af den nuværende kodningsenhed i to, eller at bestemme den nuværende kodningsenhed som den ene forudsigelsesenhed, baseret på partitionstypeinformationen af den nuværende kodningsenhed, når overspringsinformationen indikerer, at forudsigelsesmodusen af den nuværende kodningsenhed ikke er overspringsmodusen.
DK15161952.5T 2009-07-24 2010-07-23 Apparat til at afkode billeder DK2911398T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020090067827A KR101483750B1 (ko) 2009-07-24 2009-07-24 영상의 부호화 방법 및 장치, 영상 복호화 방법 및 장치
EP10802493.6A EP2458860B1 (en) 2009-07-24 2010-07-23 Method for decoding an image

Publications (1)

Publication Number Publication Date
DK2911398T3 true DK2911398T3 (da) 2018-11-05

Family

ID=43499569

Family Applications (4)

Application Number Title Priority Date Filing Date
DK15161957.4T DK2911400T3 (da) 2009-07-24 2010-07-23 Apparat til at afkode billeder
DK15161956.6T DK2911399T3 (da) 2009-07-24 2010-07-23 Fremgangsmåde for at afkode billeder
DK15161960.8T DK2911401T3 (da) 2009-07-24 2010-07-23 Fremgangsmåde til at afkode billeder
DK15161952.5T DK2911398T3 (da) 2009-07-24 2010-07-23 Apparat til at afkode billeder

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Application Number Title Priority Date Filing Date
DK15161957.4T DK2911400T3 (da) 2009-07-24 2010-07-23 Apparat til at afkode billeder
DK15161956.6T DK2911399T3 (da) 2009-07-24 2010-07-23 Fremgangsmåde for at afkode billeder
DK15161960.8T DK2911401T3 (da) 2009-07-24 2010-07-23 Fremgangsmåde til at afkode billeder

Country Status (16)

Country Link
US (6) US8768081B2 (da)
EP (5) EP2911401B1 (da)
JP (6) JP5912079B2 (da)
KR (1) KR101483750B1 (da)
CN (7) CN104486621B (da)
CY (4) CY1120814T1 (da)
DK (4) DK2911400T3 (da)
ES (5) ES2791705T3 (da)
HR (4) HRP20181642T1 (da)
HU (5) HUE041711T2 (da)
LT (4) LT2911399T (da)
PL (5) PL2458860T3 (da)
PT (4) PT2911399T (da)
SI (4) SI2911400T1 (da)
TR (3) TR201814997T4 (da)
WO (1) WO2011010900A2 (da)

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