JP7187703B2 - ビデオデコーディングのための方法、装置、媒体、およびプログラム - Google Patents

ビデオデコーディングのための方法、装置、媒体、およびプログラム Download PDF

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JP7187703B2
JP7187703B2 JP2021538282A JP2021538282A JP7187703B2 JP 7187703 B2 JP7187703 B2 JP 7187703B2 JP 2021538282 A JP2021538282 A JP 2021538282A JP 2021538282 A JP2021538282 A JP 2021538282A JP 7187703 B2 JP7187703 B2 JP 7187703B2
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intra
block
mts
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transform
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JP2022515876A (ja
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シャン・リュウ
シン・ジャオ
シアン・リ
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Tencent America LLC
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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
    • H04N19/12—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
    • H04N19/60—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
    • 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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame 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
    • H04N19/169—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
    • H04N19/196—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
    • H04N19/50—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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Color Television Systems (AREA)
JP2021538282A 2019-06-11 2020-05-22 ビデオデコーディングのための方法、装置、媒体、およびプログラム Active JP7187703B2 (ja)

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JP2022191807A JP7379647B2 (ja) 2019-06-11 2022-11-30 ビデオコーディングおよびデコーディングのための方法、装置、媒体、およびプログラム
JP2023188004A JP7678055B2 (ja) 2019-06-11 2023-11-01 ビデオデコーディングのための方法、装置、媒体、およびプログラム
JP2025076302A JP7804127B2 (ja) 2019-06-11 2025-05-01 ビデオデコーディングのための方法、装置、媒体、およびプログラム

Applications Claiming Priority (5)

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US201962860149P 2019-06-11 2019-06-11
US62/860,149 2019-06-11
US16/878,390 2020-05-19
US16/878,390 US11252410B2 (en) 2019-06-11 2020-05-19 Method and apparatus for video coding
PCT/US2020/034271 WO2020251743A1 (en) 2019-06-11 2020-05-22 Method and apparatus for video coding

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JP2023188004A Active JP7678055B2 (ja) 2019-06-11 2023-11-01 ビデオデコーディングのための方法、装置、媒体、およびプログラム
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JP2023188004A Active JP7678055B2 (ja) 2019-06-11 2023-11-01 ビデオデコーディングのための方法、装置、媒体、およびプログラム
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US (4) US11252410B2 (https=)
EP (1) EP3983940A4 (https=)
JP (4) JP7187703B2 (https=)
KR (2) KR20210088708A (https=)
CN (3) CN113614736B (https=)
AU (3) AU2020292182B2 (https=)
CA (1) CA3137296A1 (https=)
SG (1) SG11202111507WA (https=)
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AU2020292182A1 (en) 2021-11-18
AU2023202526B2 (en) 2024-05-16
AU2023202526A1 (en) 2023-05-11
US20220132124A1 (en) 2022-04-28
CA3137296A1 (en) 2020-12-17
JP2022515876A (ja) 2022-02-22
WO2020251743A1 (en) 2020-12-17
JP2023029928A (ja) 2023-03-07
AU2024205849A1 (en) 2024-09-05
JP7804127B2 (ja) 2026-01-21
CN118984384A (zh) 2024-11-19
JP7379647B2 (ja) 2023-11-14
US20230086769A1 (en) 2023-03-23
JP2024012476A (ja) 2024-01-30
US20200396455A1 (en) 2020-12-17
EP3983940A4 (en) 2023-06-07
JP7678055B2 (ja) 2025-05-15
EP3983940A1 (en) 2022-04-20
KR20210088708A (ko) 2021-07-14
US11575895B2 (en) 2023-02-07
US11252410B2 (en) 2022-02-15
SG11202111507WA (en) 2021-11-29
US11949866B2 (en) 2024-04-02
CN113614736B (zh) 2024-07-19
US20220060706A1 (en) 2022-02-24
CN119011832A (zh) 2024-11-22
JP2025124648A (ja) 2025-08-26
CN113614736A (zh) 2021-11-05
AU2020292182B2 (en) 2023-02-02
KR20260017506A (ko) 2026-02-05

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