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DK3782361T3 - Rumligt varierende transformation med adaptiv transformationstype - Google Patents

Rumligt varierende transformation med adaptiv transformationstype Download PDF

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Publication number
DK3782361T3
DK3782361T3 DK19810692.4T DK19810692T DK3782361T3 DK 3782361 T3 DK3782361 T3 DK 3782361T3 DK 19810692 T DK19810692 T DK 19810692T DK 3782361 T3 DK3782361 T3 DK 3782361T3
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Denmark
Prior art keywords
transformation
variing
spatially
adaptive
type
Prior art date
Application number
DK19810692.4T
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English (en)
Inventor
Yin Zhao
Haitao Yang
Jianle Chen
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Huawei Tech Co Ltd
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Publication of DK3782361T3 publication Critical patent/DK3782361T3/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
    • H04N19/119Adaptive 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
    • H04N19/12Selection 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
    • H04N19/122Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
    • 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
    • H04N19/134Methods 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
    • H04N19/136Incoming video signal characteristics or properties
    • 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
    • H04N19/134Methods 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
    • H04N19/167Position within a video image, e.g. region of interest [ROI]
    • 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
    • H04N19/10Methods 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
    • H04N19/179Methods 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 scene or a shot
    • 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
    • H04N19/18Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/44Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/62Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding by frequency transforming in three dimensions
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/625Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using discrete cosine transform [DCT]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70Methods 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

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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)
DK19810692.4T 2018-05-31 2019-05-28 Rumligt varierende transformation med adaptiv transformationstype DK3782361T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201862678738P 2018-05-31 2018-05-31
PCT/CN2019/088751 WO2019228332A1 (en) 2018-05-31 2019-05-28 Spatially varying transform with adaptive transform type

Publications (1)

Publication Number Publication Date
DK3782361T3 true DK3782361T3 (da) 2023-10-16

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US (4) US11252426B2 (da)
EP (3) EP4568241A3 (da)
JP (3) JP7160948B2 (da)
KR (4) KR102656221B1 (da)
CN (1) CN111989913A (da)
AU (2) AU2019277966B9 (da)
BR (1) BR112020024218B1 (da)
CA (1) CA3099323A1 (da)
CL (1) CL2020003084A1 (da)
DK (1) DK3782361T3 (da)
ES (2) ES3036067T3 (da)
HU (1) HUE063475T2 (da)
IL (1) IL279095B2 (da)
NZ (1) NZ769880A (da)
PH (1) PH12020551872A1 (da)
PL (1) PL3782361T3 (da)
PT (1) PT3782361T (da)
UA (1) UA127899C2 (da)
WO (1) WO2019228332A1 (da)
ZA (1) ZA202006882B (da)

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KR20230069262A (ko) 2023-05-18
CL2020003084A1 (es) 2021-04-23
KR20240051294A (ko) 2024-04-19
CN111989913A (zh) 2020-11-24
US12022100B2 (en) 2024-06-25
CA3099323A1 (en) 2019-12-05
IL279095B2 (en) 2024-12-01
US20240305807A1 (en) 2024-09-12
ES3036067T3 (en) 2025-09-12
IL279095B1 (en) 2024-08-01
EP4250730A3 (en) 2024-01-10
BR112020024218A8 (pt) 2023-02-07
US20210084319A1 (en) 2021-03-18
EP4250730C0 (en) 2025-05-21
AU2019277966B2 (en) 2024-09-19
KR102656221B1 (ko) 2024-04-08
KR20250022246A (ko) 2025-02-14
NZ769880A (en) 2022-04-29
BR112020024218A2 (pt) 2021-02-17
UA127899C2 (uk) 2024-02-07
EP4568241A3 (en) 2025-08-20
PH12020551872A1 (en) 2023-03-13
US11252426B2 (en) 2022-02-15
BR112020024218B1 (pt) 2023-10-31
ES2962364T3 (es) 2024-03-18
EP4250730A2 (en) 2023-09-27
EP4568241A2 (en) 2025-06-11
PT3782361T (pt) 2023-11-17
JP2021525484A (ja) 2021-09-24
US20230188739A1 (en) 2023-06-15
JP2025010311A (ja) 2025-01-20
KR102532021B1 (ko) 2023-05-12
KR20210002630A (ko) 2021-01-08
US11601663B2 (en) 2023-03-07
EP4250730B1 (en) 2025-05-21
IL279095A (en) 2021-01-31
EP3782361A4 (en) 2021-06-02
JP7160948B2 (ja) 2022-10-25
AU2024278220A1 (en) 2025-01-02
AU2019277966A1 (en) 2020-11-26
AU2019277966B9 (en) 2024-10-03
JP2022189870A (ja) 2022-12-22
KR102764598B1 (ko) 2025-02-06
ZA202006882B (en) 2022-07-27
US20220116638A1 (en) 2022-04-14
US12470735B2 (en) 2025-11-11
HUE063475T2 (hu) 2024-01-28
EP3782361A1 (en) 2021-02-24
EP3782361B1 (en) 2023-09-20
WO2019228332A1 (en) 2019-12-05
PL3782361T3 (pl) 2023-12-27

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