KR20200034646A - 영상 신호 부호화/복호화 방법 및 이를 위한 장치 - Google Patents

영상 신호 부호화/복호화 방법 및 이를 위한 장치 Download PDF

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KR20200034646A
KR20200034646A KR1020190116385A KR20190116385A KR20200034646A KR 20200034646 A KR20200034646 A KR 20200034646A KR 1020190116385 A KR1020190116385 A KR 1020190116385A KR 20190116385 A KR20190116385 A KR 20190116385A KR 20200034646 A KR20200034646 A KR 20200034646A
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이배근
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주식회사 엑스리스
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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
    • H04N19/134—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
    • H04N19/102—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
    • H04N19/109—Selection of coding mode or of prediction mode among a plurality of temporal predictive coding modes
    • 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
    • H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
    • 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
    • H04N19/124—Quantisation
    • 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
    • H04N19/169—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
    • H04N19/50—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
    • 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
    • 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)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
KR1020190116385A 2018-09-21 2019-09-20 영상 신호 부호화/복호화 방법 및 이를 위한 장치 Pending KR20200034646A (ko)

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KR1020260038326A KR20260044189A (ko) 2018-09-21 2026-03-03 영상 신호 부호화/복호화 방법 및 이를 위한 장치

Applications Claiming Priority (6)

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KR1020180114348 2018-09-21
KR20180114348 2018-09-21
KR1020180114349 2018-09-21
KR20180114349 2018-09-21
KR1020180148858 2018-11-27
KR20180148858 2018-11-27

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KR1020260038326A Pending KR20260044189A (ko) 2018-09-21 2026-03-03 영상 신호 부호화/복호화 방법 및 이를 위한 장치

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US (10) US11218720B2 (https=)
EP (2) EP4383713A3 (https=)
JP (5) JP7459069B2 (https=)
KR (2) KR20200034646A (https=)
CN (4) CN116055720B (https=)
AU (1) AU2019344274B2 (https=)
BR (1) BR112021005175A2 (https=)
CA (5) CA3300798A1 (https=)
CL (1) CL2021000686A1 (https=)
IL (6) IL281625B2 (https=)
MX (5) MX2021003327A (https=)
MY (1) MY208855A (https=)
PH (1) PH12021550629A1 (https=)
SG (1) SG11202102857QA (https=)
WO (1) WO2020060329A1 (https=)
ZA (1) ZA202102141B (https=)

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PH12021550629A1 (en) 2022-02-14
IL326180A (en) 2026-03-01
JP2024069588A (ja) 2024-05-21
US20230336768A1 (en) 2023-10-19
CN113395517A (zh) 2021-09-14
MX2021003327A (es) 2021-05-14
CN113395517B (zh) 2022-08-05
SG11202102857QA (en) 2021-04-29
CA3300798A1 (en) 2026-03-02
JP2022501897A (ja) 2022-01-06
KR20260044189A (ko) 2026-04-01
CA3300790A1 (en) 2026-03-02
US11838532B2 (en) 2023-12-05
US20250016355A1 (en) 2025-01-09
US20220078469A1 (en) 2022-03-10
WO2020060329A1 (ko) 2020-03-26
JP7459069B2 (ja) 2024-04-01
JP2025166201A (ja) 2025-11-05
US20260019624A1 (en) 2026-01-15
US11218720B2 (en) 2022-01-04
CN116055720B (zh) 2026-04-10
MX2024011793A (es) 2024-11-08
IL281625A (en) 2021-05-31
MY208855A (en) 2025-06-04
IL307586A (en) 2023-12-01
CN116320418B (zh) 2026-04-10
ZA202102141B (en) 2022-07-27
MX2024011792A (es) 2024-11-08
IL326178A (en) 2026-03-01
IL326179A (en) 2026-03-01
IL281625B1 (en) 2023-11-01
US20260025521A1 (en) 2026-01-22
JP2025166202A (ja) 2025-11-05
US11838533B2 (en) 2023-12-05
US20210211708A1 (en) 2021-07-08
US20220078467A1 (en) 2022-03-10
CN116055720A (zh) 2023-05-02
CA3300799A1 (en) 2026-03-02
IL281625B2 (en) 2024-03-01
MX2024011795A (es) 2024-11-08
US20220078468A1 (en) 2022-03-10
EP4383713A2 (en) 2024-06-12
CN112956193A (zh) 2021-06-11
CL2021000686A1 (es) 2021-08-20
US11750833B2 (en) 2023-09-05
US20260019623A1 (en) 2026-01-15
CN116320418A (zh) 2023-06-23
US20260019625A1 (en) 2026-01-15
CA3113585A1 (en) 2020-03-26
EP4383713A3 (en) 2024-08-28
EP3843389A1 (en) 2021-06-30
US12132925B2 (en) 2024-10-29
JP7730392B2 (ja) 2025-08-27
AU2019344274A1 (en) 2021-04-29
BR112021005175A2 (pt) 2021-06-08
AU2019344274B2 (en) 2023-02-23
EP3843389A4 (en) 2022-03-16
MX2024011794A (es) 2024-11-08
JP2025166203A (ja) 2025-11-05
IL326182A (en) 2026-03-01
CA3300794A1 (en) 2026-03-02

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