DK2950540T3 - Fremgangsmåde til at afkode video i betragtning af afsøgningsrækkefølge af kodningsenheder havende en hierarkisk struktur. - Google Patents

Fremgangsmåde til at afkode video i betragtning af afsøgningsrækkefølge af kodningsenheder havende en hierarkisk struktur. Download PDF

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DK2950540T3
DK2950540T3 DK15168652.4T DK15168652T DK2950540T3 DK 2950540 T3 DK2950540 T3 DK 2950540T3 DK 15168652 T DK15168652 T DK 15168652T DK 2950540 T3 DK2950540 T3 DK 2950540T3
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depth
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current
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DK15168652.4T
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Hae-Kyung Jung
Min-Su Cheon
Jung-Hye Kim
Il-Koo Kim
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Samsung Electronics Co Ltd
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/24—Systems for the transmission of television signals using pulse code modulation
    • 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
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    • 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
    • H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
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  • 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)

Claims (1)

1. Fremgangsmåde til at afkode en video, hvor fremgangsmåden omfatter: at tilvejebringe indkodet billededata afen flerhed af frikantformet maksimale kodningsenheder, og opsplitningsinformation af firkantformede kodningsenheder af dybder, der indbefatter mindst én af en aktuel dybde og af en lavere dybde i en maksimal kodningsenhed af flerheden af maksimale kodningsenheder, fra en bitstrøm; og at afkode flerheden af maksimale kodningsenheder ifølge en rasterafsøgningsrækkefølge, at afkode kodningsenheder af den aktuelle dybde i den maksimale kodningsenhed ifølge en siksakafsøgningsrækkefølge, og at afkode fire kodningsenheder af den lavere dybde, som er opsplittet fra en kodningsenhed af den aktuelle dybde ifølge siksakafsøgningsrækkefølgen, hvor siksakafsøgningsrækkefølgen indikerer en rækkefølge af en øvre venstre blok, en øvre højre blok, en nedre venstre blok og en nedre højre blok blandt naboliggende fire blokke, hvor flerheden af maksimale kodningsenheder opsplittes fra et billede ifølge en størrelse af en maksimal kodningsenhed blandt en flerhed af størrelser af den maksimale kodningsenhed; den maksimale kodningsenhed er hierarkisk opsplittet til én eller flere kodningsenheder af dybder, der indbefatter mindst én af den aktuelle dybde og den lavere dybde, ifølge opsplitningsinformationen, hvor kodningsenheden af den aktuelle dybde opsplittes til de fire kodningsenheder af den lavere dybde uafhængigt fra nærtliggende kodningsenheder, når opsplitningsinformation af kodningsenheden af den aktuelle dybde indikerer en opsplitning, og hvor kodningsenheden af den aktuelle dybde opsplittes til én eller flere partitioner til forudsigelsesafkodning ved at anvende information om en partiti-onstype af kodningsenheden af den aktuelle dybde, som er tilvejebragt fra bitstrømmen, og kodningsenheden af den aktuelle dybde opsplittes til én eller flere transformationsenheder til invers-transformation ifølge størrelsesinformation af den ene eller flere transformationsenheder vedrørende kodningsenheden af den aktuelle dybde tilvejebragt fra bitstrømmen, når opsplitningsinformation af kodningsenheden af den aktuelle dybde indikerer en ikke-opsplitning, hvor kodningsenheden af den lavere dybde opsplittes til fire kodningsenheder af en dybde, der er lavere end den lavere dybde, når opsplitningsinformation af kodningsenheden af den lavere dybde indikerer en opsplitning, hvor en kodningsenhed af den lavere dybde opsplittes til én eller flere partitioner til forudsigelsesafkodning ved at anvende information om en partitions-type af kodningsenheden af den aktuelle dybde tilvejebragt fra bitstrømmen, og kodningsenheden af den lavere dybde opsplittes til én eller flere transformationsenheder til invers-transformation ifølge størrelsesinformation af den ene eller flere transformationsenheder vedrørende kodningsenheden af den lavere dybde tilvejebragt fra bitstrømmen, når opsplitningsinformationen af kodningsenheden af den lavere dybde indikerer en ikke-opsplitning, hvor informationen om partitionstypen af kodningsenheden af den aktuelle dybde indikerer, hvorvidt den ene eller flere partitioner tilvejebragt ved symmetrisk at opsplitte mindst én af højde og bredde af kodningsenheden af den aktuelle dybde, eller tilvejebringes ved at bestemme transformationsenheden til at være lig med kodningsenheden af den aktuelle dybde, hvor størrelsesinformationen af den ene eller flere transformationsenheder af kodningsenheden af den aktuelle dybde indikerer, hvorvidt den ene eller flere transformationsenheder tilvejebringes ved symmetrisk at opsplitte højde og bredde af kodningsenheden af den aktuelle dybde, eller tilvejebringes ved at bestemme transformationsenheden til at være lig med kodningsenheden af den aktuelle dybde, hvor informationen om partitionstypen af kodningsenheden af den lavere dybde indikerer, hvorvidt den ene eller flere partitioner tilvejebringes ved symmetrisk at opsplitte mindst én af højde og bredde af kodningsenheden af den lavere dybde, eller tilvejebringes ved at bestemme partitionen til at være lig med kodningsenheden af den lavere dybde, og hvor størrelsesinformationen af den ene eller flere transformationsenheder vedrørende kodningsenheden af den lavere dybde indikerer, hvorvidt den ene eller flere transformationsenheder tilvejebringes ved symmetrisk at opsplitte højde og bredde af kodningsenheden af den lavere dybde, eller tilvejebringes ved at bestemme transformationsenheden til at være lig med kodningsenheden af den lavere dybde.
DK15168652.4T 2009-08-14 2010-08-16 Fremgangsmåde til at afkode video i betragtning af afsøgningsrækkefølge af kodningsenheder havende en hierarkisk struktur. DK2950540T3 (da)

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Application Number Priority Date Filing Date Title
KR1020090075432A KR101456498B1 (ko) 2009-08-14 2009-08-14 계층적 부호화 단위의 스캔 순서를 고려한 비디오 부호화 방법 및 장치, 비디오 복호화 방법 및 장치
EP10808402.1A EP2443833B1 (en) 2009-08-14 2010-08-16 Method for decoding video in consideration of scanning order of coding units having hierarchical structure

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DK2950540T3 true DK2950540T3 (da) 2019-01-28

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DK15168652.4T DK2950540T3 (da) 2009-08-14 2010-08-16 Fremgangsmåde til at afkode video i betragtning af afsøgningsrækkefølge af kodningsenheder havende en hierarkisk struktur.
DK10808402.1T DK2443833T3 (da) 2009-08-14 2010-08-16 Fremgangsmåde til at afkode video i betragtning af afsøgningsrækkefølge af kodningsenheder havende en hierarkisk struktur.
DK15168651.6T DK2950539T3 (da) 2009-08-14 2010-08-16 Apparat til videoafkodning i forhold til afsøgningsrækkefølge af kodningsenheder, som har hierarkisk struktur
DK15168653.2T DK2950541T3 (da) 2009-08-14 2010-08-16 Apparat til videoafkodning i forhold til afsøgningsrækkefølge af kodningsenheder, som har hierarkisk struktur
DK15168669.8T DK2950542T3 (da) 2009-08-14 2010-08-16 Apparat til videoafkodning i forhold til afsøgningsrækkefølge af kodningsenheder, som har hierarkisk struktur
DK18207599.4T DK3474553T3 (da) 2009-08-14 2010-08-16 Videokodning i forhold til en afsøgningsrækkefølge af kodningsenheder, som har hierarkisk struktur.

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DK10808402.1T DK2443833T3 (da) 2009-08-14 2010-08-16 Fremgangsmåde til at afkode video i betragtning af afsøgningsrækkefølge af kodningsenheder havende en hierarkisk struktur.
DK15168651.6T DK2950539T3 (da) 2009-08-14 2010-08-16 Apparat til videoafkodning i forhold til afsøgningsrækkefølge af kodningsenheder, som har hierarkisk struktur
DK15168653.2T DK2950541T3 (da) 2009-08-14 2010-08-16 Apparat til videoafkodning i forhold til afsøgningsrækkefølge af kodningsenheder, som har hierarkisk struktur
DK15168669.8T DK2950542T3 (da) 2009-08-14 2010-08-16 Apparat til videoafkodning i forhold til afsøgningsrækkefølge af kodningsenheder, som har hierarkisk struktur
DK18207599.4T DK3474553T3 (da) 2009-08-14 2010-08-16 Videokodning i forhold til en afsøgningsrækkefølge af kodningsenheder, som har hierarkisk struktur.

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HR (5) HRP20180772T1 (da)
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SI (5) SI2950539T1 (da)
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US8503527B2 (en) 2008-10-03 2013-08-06 Qualcomm Incorporated Video coding with large macroblocks
KR101456498B1 (ko) 2009-08-14 2014-10-31 삼성전자주식회사 계층적 부호화 단위의 스캔 순서를 고려한 비디오 부호화 방법 및 장치, 비디오 복호화 방법 및 장치
US9549190B2 (en) * 2009-10-01 2017-01-17 Sk Telecom Co., Ltd. Method and apparatus for encoding/decoding image using variable-size macroblocks
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DK2950542T3 (da) 2019-01-28
RU2582071C2 (ru) 2016-04-20
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US8897363B2 (en) 2014-11-25
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US20140146886A1 (en) 2014-05-29
SI2950539T1 (sl) 2019-03-29
CN104754354A (zh) 2015-07-01
CN104539959A (zh) 2015-04-22
PT2950539T (pt) 2019-01-17
PL2443833T3 (pl) 2018-08-31
LT2950542T (lt) 2019-01-10
SI2950540T1 (sl) 2019-02-28
US8532185B2 (en) 2013-09-10
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US8817877B2 (en) 2014-08-26
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EP2950539B1 (en) 2018-12-26
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