BR112019006726B1 - Dispositivo de codificação de imagem, método de codificação de imagem, dispositivo de decodificação de imagem e método de decodificação de imagem - Google Patents

Dispositivo de codificação de imagem, método de codificação de imagem, dispositivo de decodificação de imagem e método de decodificação de imagem Download PDF

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Publication number
BR112019006726B1
BR112019006726B1 BR112019006726-4A BR112019006726A BR112019006726B1 BR 112019006726 B1 BR112019006726 B1 BR 112019006726B1 BR 112019006726 A BR112019006726 A BR 112019006726A BR 112019006726 B1 BR112019006726 B1 BR 112019006726B1
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block
segmentation
image
unit
recursive
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BR112019006726-4A
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Portuguese (pt)
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BR112019006726A2 (pt
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Shigeru Fukushima
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JVC Kenwood Corporation
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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
    • H04N19/10—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
    • H04N19/134—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
    • H04N19/136—Incoming video signal characteristics or properties
    • 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
    • H04N19/192—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 the adaptation method, adaptation tool or adaptation type being iterative or recursive
    • 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
    • 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
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/513—Processing of motion vectors
    • H04N19/517—Processing of motion vectors by encoding
    • H04N19/52—Processing of motion vectors by encoding by predictive encoding
    • 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
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
    • 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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
BR112019006726-4A 2016-12-06 2017-06-13 Dispositivo de codificação de imagem, método de codificação de imagem, dispositivo de decodificação de imagem e método de decodificação de imagem BR112019006726B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2016236507A JP6565885B2 (ja) 2016-12-06 2016-12-06 画像符号化装置、画像符号化方法及び画像符号化プログラム、並びに画像復号化装置、画像復号化方法及び画像復号化プログラム
JP2016-236507 2016-12-06
PCT/JP2017/021783 WO2018105148A1 (ja) 2016-12-06 2017-06-13 画像符号化装置、画像符号化方法及び画像符号化プログラム、並びに画像復号化装置、画像復号化方法及び画像復号化プログラム

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BR112019006726A2 BR112019006726A2 (pt) 2019-06-25
BR112019006726B1 true BR112019006726B1 (pt) 2021-09-21

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US12192456B2 (en) 2025-01-07
CA3119110A1 (en) 2018-06-14
JP6565885B2 (ja) 2019-08-28
IL294657A (en) 2022-09-01
SI3554073T1 (sl) 2020-11-30
IL300081B2 (en) 2024-10-01
RU2770686C1 (ru) 2022-04-21
RU2754635C1 (ru) 2021-09-06
US20250097420A1 (en) 2025-03-20
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US20250097422A1 (en) 2025-03-20
ZA202100894B (en) 2022-09-28
AU2017371859A1 (en) 2019-05-02
NZ752494A (en) 2021-01-29
PH12019500745A1 (en) 2019-11-11
HRP20201637T1 (hr) 2021-03-05
IL294657B2 (en) 2023-06-01
IL265767B (en) 2021-08-31
PT3554073T (pt) 2020-10-01
US10893270B2 (en) 2021-01-12
KR20240006718A (ko) 2024-01-15
CN117376560A (zh) 2024-01-09
PL3554073T3 (pl) 2021-01-11
MX2022013106A (es) 2022-11-14
HUE062193T2 (hu) 2023-09-28
CA3039023C (en) 2021-07-06
CN117376561A (zh) 2024-01-09
MY208781A (en) 2025-05-28
WO2018105148A1 (ja) 2018-06-14
PL4017002T3 (pl) 2023-10-16
CY1123412T1 (el) 2022-03-24
RU2740631C1 (ru) 2021-01-18
CN109845257A (zh) 2019-06-04
AU2017371859B2 (en) 2020-08-06
CN112954319A (zh) 2021-06-11
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US20190208202A1 (en) 2019-07-04
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CA3039023A1 (en) 2018-06-14
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ES2952360T3 (es) 2023-10-31
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US20250097421A1 (en) 2025-03-20
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HRP20230736T1 (hr) 2023-10-13
RU2719560C1 (ru) 2020-04-21
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CL2019001118A1 (es) 2019-06-28
IL300081A (en) 2023-03-01
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BR112019006726A2 (pt) 2019-06-25
US20250080734A1 (en) 2025-03-06
AU2020239760B2 (en) 2022-03-03
JP2018093416A (ja) 2018-06-14
KR102385196B1 (ko) 2022-04-08
EP3754985B1 (en) 2021-12-29
EP4017002C0 (en) 2023-07-05
AU2022203353B2 (en) 2023-05-11
CA3203498A1 (en) 2018-06-14
AU2023203329B2 (en) 2024-08-29
AU2023203329A1 (en) 2023-06-22
KR20250079229A (ko) 2025-06-04
ES2823195T3 (es) 2021-05-06
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ZA201902023B (en) 2020-10-28
CY1126111T1 (el) 2023-11-15
MY194373A (en) 2022-11-30
SG11201903285VA (en) 2019-05-30
EP4017002A1 (en) 2022-06-22
KR20230021191A (ko) 2023-02-13
SG10202104184QA (en) 2021-06-29
KR102812875B1 (ko) 2025-05-23
MX2019003870A (es) 2019-08-05
US20210120244A1 (en) 2021-04-22
IL300081B1 (en) 2024-06-01
KR20190091257A (ko) 2019-08-05
CN117354520A (zh) 2024-01-05
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AU2020239760A1 (en) 2020-10-22
AU2024266938A1 (en) 2024-12-19
SG10202100541PA (en) 2021-03-30
CN112954319B (zh) 2023-03-24
LT3554073T (lt) 2020-11-10
CN109845257B (zh) 2023-12-12
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