DK2863639T3 - Fremgangsmåde og apparat til at indkode video og fremgangsmåde og apparat til at afkode video - Google Patents

Fremgangsmåde og apparat til at indkode video og fremgangsmåde og apparat til at afkode video Download PDF

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Publication number
DK2863639T3
DK2863639T3 DK15151648.1T DK15151648T DK2863639T3 DK 2863639 T3 DK2863639 T3 DK 2863639T3 DK 15151648 T DK15151648 T DK 15151648T DK 2863639 T3 DK2863639 T3 DK 2863639T3
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coding unit
units
coding
current depth
split
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DK15151648.1T
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English (en)
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Hae-Kyung Jung
Il-Koo Kim
Sang-Rae Lee
Kyo-Hyuk Lee
Jianie Chen
Min-Su Cheon
Jae-Chool Lee
Jung-Hye Min
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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
    • H04N19/50—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
    • H04N19/10—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
    • 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
    • H04N19/102—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
    • H04N19/12—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
    • H04N19/102—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
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • 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
    • H04N19/19—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 using optimisation based on Lagrange multipliers
    • 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • 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
    • H04N19/46—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
    • H04N19/90—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
    • H04N19/96—Tree coding, e.g. quad-tree 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
    • H04N19/60—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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
    • Y02T10/84—Data processing systems or methods, management, administration

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  • 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)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)

Claims (1)

1. Fremgangsmåde til at afkode en video, hvor fremgangsmåden omfatter: at ekstrahere information om en maksimalstørrelse af en kodningsenhed og opsplitningsinformation, der indikerer, hvorvidt en kodningsenhed af en aktuel dybde er op-splittet til kodningsenheder af en lavere dybde, fra en modtagen bitstrøm; at bestemme en flerhed af maksimalkodningsenheder ved at dele et billede under anvendelse af informationen om en maksimalstørrelse af kodningsenheden; at bestemme, baseret på opsplitningsinformationen, kodningsenheder af en hierarkisk struktur, der omfatter kodningsenheder, som ikke er opsplittet længere, blandt kodningsenheder, der er opsplittet fra hver maksimalkodningsenhed blandt flerheden af maksimalkodningsenheder; og at afkode kodningsenhederne af den hierarkiske i hver maksimalkodningsenhed, hvor: hver maksimalkodningsenhed opsplittes hierarkisk til kodningsenheder af dybder, der indbefatter mindst én af en aktuel dybde og en lavere dybde, ifølge opsplitningsinformationen, hvor kodningsenheden af en aktuel dybde opsplittes til kodningsenheder af den lavere dybde ved at dele en højde og en bredde af kodningsenheden af en aktuel dybde med to, når opsplitningsinformationen indikerer en opsplitning for kodningsenheden af den aktuelle dybde, kendetegnet ved at: en flerhed af forudsigelsesenheder bestemmes i kodningsenheden af den aktuelle dybde, mellemforudsigelser udføres på flerheden af forudsigelsesenheder, én eller flere transformeringsenheder bestemmes i kodningsenheden af den aktuelle dybde, og invers transformation udføres på transformationsenheden, når opsplitningsinformationen indikerer en ikke-opsplitning for kodningsenheden af den aktuelle dybde.
DK15151648.1T 2009-08-14 2010-08-13 Fremgangsmåde og apparat til at indkode video og fremgangsmåde og apparat til at afkode video DK2863639T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020090075335A KR101487686B1 (ko) 2009-08-14 2009-08-14 비디오 부호화 방법 및 장치, 비디오 복호화 방법 및 장치
EP10808399.9A EP2452494B1 (en) 2009-08-14 2010-08-13 Method and apparatus for encoding video, and method and apparatus for decoding video

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Publication Number Publication Date
DK2863639T3 true DK2863639T3 (da) 2016-10-10

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Family Applications (8)

Application Number Title Priority Date Filing Date
DK10808399.9T DK2452494T3 (da) 2009-08-14 2010-08-13 Fremgangsmåde og apparat til at indkode video og fremgangsmåde og apparat til at afkode video
DK14178698.8T DK2804383T3 (da) 2009-08-14 2010-08-13 Fremgangsmåde og apparat til indkodning af video og fremgangsmåde og apparat til afkodning af video
DK13180613.5T DK2665267T3 (da) 2009-08-14 2010-08-13 Fremgangsmåde og apparat til indkodning af video og fremgangsmåde og apparat til afkodning af video
DK16180869.6T DK3101895T3 (da) 2009-08-14 2010-08-13 Fremgangsmåde til afkodning af video.
DK15153212.4T DK2882188T3 (da) 2009-08-14 2010-08-13 Fremgangsmåde og apparat til at indkode video og fremgangsmåde og apparat til at afkode video
DK17186399.6T DK3267683T3 (da) 2009-08-14 2010-08-13 Fremgangsmåde og apparat til videoindkodning
DK15151648.1T DK2863639T3 (da) 2009-08-14 2010-08-13 Fremgangsmåde og apparat til at indkode video og fremgangsmåde og apparat til at afkode video
DK13180614.3T DK2665268T3 (da) 2009-08-14 2010-08-13 Fremgangsmåde og apparat til at indkode video og fremgangsmåde og apparat til at afkode video

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DK10808399.9T DK2452494T3 (da) 2009-08-14 2010-08-13 Fremgangsmåde og apparat til at indkode video og fremgangsmåde og apparat til at afkode video
DK14178698.8T DK2804383T3 (da) 2009-08-14 2010-08-13 Fremgangsmåde og apparat til indkodning af video og fremgangsmåde og apparat til afkodning af video
DK13180613.5T DK2665267T3 (da) 2009-08-14 2010-08-13 Fremgangsmåde og apparat til indkodning af video og fremgangsmåde og apparat til afkodning af video
DK16180869.6T DK3101895T3 (da) 2009-08-14 2010-08-13 Fremgangsmåde til afkodning af video.
DK15153212.4T DK2882188T3 (da) 2009-08-14 2010-08-13 Fremgangsmåde og apparat til at indkode video og fremgangsmåde og apparat til at afkode video
DK17186399.6T DK3267683T3 (da) 2009-08-14 2010-08-13 Fremgangsmåde og apparat til videoindkodning

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US (10) US8374241B2 (da)
EP (9) EP2863639B1 (da)
JP (7) JP5654597B2 (da)
KR (2) KR101487686B1 (da)
CN (7) CN102474612B (da)
AU (1) AU2010283045B2 (da)
BR (5) BR122021004622B1 (da)
CA (6) CA2876420C (da)
CY (8) CY1117649T1 (da)
DK (8) DK2452494T3 (da)
ES (8) ES2593702T3 (da)
HR (8) HRP20161173T1 (da)
HU (8) HUE031065T2 (da)
LT (6) LT2665268T (da)
MX (1) MX2012000613A (da)
MY (6) MY155175A (da)
PL (8) PL3101895T3 (da)
PT (7) PT2452494T (da)
RU (6) RU2569808C2 (da)
SI (8) SI3267683T1 (da)
SM (4) SMT201600175B (da)
TW (8) TWI563834B (da)
WO (1) WO2011019250A2 (da)
ZA (6) ZA201201039B (da)

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