KR102900682B1 - 영상 신호 부호화/복호화 방법 및 이를 위한 장치 - Google Patents

영상 신호 부호화/복호화 방법 및 이를 위한 장치

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KR102900682B1
KR102900682B1 KR1020190142815A KR20190142815A KR102900682B1 KR 102900682 B1 KR102900682 B1 KR 102900682B1 KR 1020190142815 A KR1020190142815 A KR 1020190142815A KR 20190142815 A KR20190142815 A KR 20190142815A KR 102900682 B1 KR102900682 B1 KR 102900682B1
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vector
current block
block
merge
prediction
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KR20200054110A (ko
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이배근
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광동 오포 모바일 텔레커뮤니케이션즈 코포레이션 리미티드
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Publication of KR20200054110A publication Critical patent/KR20200054110A/ko
Priority to KR1020250194917A priority Critical patent/KR20260004246A/ko
Priority to KR1020250195060A priority patent/KR20260002419A/ko
Priority to KR1020250194953A priority patent/KR20260004247A/ko
Priority to KR1020250194986A priority patent/KR20260002415A/ko
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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
    • H04N19/50—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
    • H04N19/10—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
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
    • 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
    • H04N19/169—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
    • H04N19/169—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
    • H04N19/184—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 bits, e.g. of the compressed video stream
    • 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
    • H04N19/50—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
    • H04N19/523—Motion estimation or motion compensation with sub-pixel accuracy
    • 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
    • H04N19/577—Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
    • 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)
  • Compression Or Coding Systems Of Tv Signals (AREA)
KR1020190142815A 2018-11-08 2019-11-08 영상 신호 부호화/복호화 방법 및 이를 위한 장치 Active KR102900682B1 (ko)

Priority Applications (4)

Application Number Priority Date Filing Date Title
KR1020250194917A KR20260004246A (ko) 2018-11-08 2025-12-10 영상 신호 부호화/복호화 방법 및 이를 위한 장치
KR1020250195060A KR20260002419A (ko) 2018-11-08 2025-12-10 영상 신호 부호화/복호화 방법 및 이를 위한 장치
KR1020250194953A KR20260004247A (ko) 2018-11-08 2025-12-10 영상 신호 부호화/복호화 방법 및 이를 위한 장치
KR1020250194986A KR20260002415A (ko) 2018-11-08 2025-12-10 영상 신호 부호화/복호화 방법 및 이를 위한 장치

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020180136261 2018-11-08
KR20180136261 2018-11-08

Related Child Applications (4)

Application Number Title Priority Date Filing Date
KR1020250194986A Division KR20260002415A (ko) 2018-11-08 2025-12-10 영상 신호 부호화/복호화 방법 및 이를 위한 장치
KR1020250194917A Division KR20260004246A (ko) 2018-11-08 2025-12-10 영상 신호 부호화/복호화 방법 및 이를 위한 장치
KR1020250195060A Division KR20260002419A (ko) 2018-11-08 2025-12-10 영상 신호 부호화/복호화 방법 및 이를 위한 장치
KR1020250194953A Division KR20260004247A (ko) 2018-11-08 2025-12-10 영상 신호 부호화/복호화 방법 및 이를 위한 장치

Publications (2)

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KR20200054110A KR20200054110A (ko) 2020-05-19
KR102900682B1 true KR102900682B1 (ko) 2025-12-16

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KR1020190142815A Active KR102900682B1 (ko) 2018-11-08 2019-11-08 영상 신호 부호화/복호화 방법 및 이를 위한 장치
KR1020250194986A Pending KR20260002415A (ko) 2018-11-08 2025-12-10 영상 신호 부호화/복호화 방법 및 이를 위한 장치
KR1020250195060A Pending KR20260002419A (ko) 2018-11-08 2025-12-10 영상 신호 부호화/복호화 방법 및 이를 위한 장치
KR1020250194917A Pending KR20260004246A (ko) 2018-11-08 2025-12-10 영상 신호 부호화/복호화 방법 및 이를 위한 장치
KR1020250194953A Pending KR20260004247A (ko) 2018-11-08 2025-12-10 영상 신호 부호화/복호화 방법 및 이를 위한 장치

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KR1020250195060A Pending KR20260002419A (ko) 2018-11-08 2025-12-10 영상 신호 부호화/복호화 방법 및 이를 위한 장치
KR1020250194917A Pending KR20260004246A (ko) 2018-11-08 2025-12-10 영상 신호 부호화/복호화 방법 및 이를 위한 장치
KR1020250194953A Pending KR20260004247A (ko) 2018-11-08 2025-12-10 영상 신호 부호화/복호화 방법 및 이를 위한 장치

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US (9) US11330290B2 (https=)
EP (2) EP4373082A1 (https=)
JP (5) JP7391958B2 (https=)
KR (5) KR102900682B1 (https=)
CN (7) CN120547327A (https=)
AU (1) AU2019374663B2 (https=)
BR (1) BR112021008091A2 (https=)
CA (1) CA3118882C (https=)
CL (1) CL2021001135A1 (https=)
ES (1) ES2986850T3 (https=)
IL (3) IL282787B2 (https=)
MX (5) MX2021005149A (https=)
PH (1) PH12021551032A1 (https=)
PL (1) PL3873092T3 (https=)
SG (1) SG11202104427RA (https=)
WO (1) WO2020096425A1 (https=)
ZA (1) ZA202103323B (https=)

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