KR102902345B1 - 영상 신호 부호화/복호화 방법 및 이를 위한 장치 - Google Patents

영상 신호 부호화/복호화 방법 및 이를 위한 장치

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Publication number
KR102902345B1
KR102902345B1 KR1020190142817A KR20190142817A KR102902345B1 KR 102902345 B1 KR102902345 B1 KR 102902345B1 KR 1020190142817 A KR1020190142817 A KR 1020190142817A KR 20190142817 A KR20190142817 A KR 20190142817A KR 102902345 B1 KR102902345 B1 KR 102902345B1
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merge candidate
motion information
prediction
prediction region
block
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KR20200054112A (ko
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이배근
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광동 오포 모바일 텔레커뮤니케이션즈 코포레이션 리미티드
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Publication of KR20200054112A publication Critical patent/KR20200054112A/ko
Priority to KR1020250198220A priority Critical patent/KR20260004260A/ko
Priority to KR1020250198204A priority patent/KR20260004259A/ko
Priority to KR1020250198194A priority patent/KR20260005136A/ko
Priority to KR1020250198177A priority patent/KR20260004258A/ko
Priority to KR1020250198755A priority patent/KR20260004263A/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
    • H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial 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
    • H04N19/50—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
    • H04N19/527—Global motion vector estimation
    • 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
    • H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for 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
    • H04N19/119—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
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/43—Hardware specially adapted for motion estimation or compensation
    • 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
    • H04N19/593—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)
  • Compression Or Coding Systems Of Tv Signals (AREA)
KR1020190142817A 2018-11-08 2019-11-08 영상 신호 부호화/복호화 방법 및 이를 위한 장치 Active KR102902345B1 (ko)

Priority Applications (5)

Application Number Priority Date Filing Date Title
KR1020250198220A KR20260004260A (ko) 2018-11-08 2025-12-12 영상 신호 부호화/복호화 방법 및 이를 위한 장치
KR1020250198204A KR20260004259A (ko) 2018-11-08 2025-12-12 영상 신호 부호화/복호화 방법 및 이를 위한 장치
KR1020250198194A KR20260005136A (ko) 2018-11-08 2025-12-12 영상 신호 부호화/복호화 방법 및 이를 위한 장치
KR1020250198177A KR20260004258A (ko) 2018-11-08 2025-12-12 영상 신호 부호화/복호화 방법 및 이를 위한 장치
KR1020250198755A KR20260004263A (ko) 2018-11-08 2025-12-15 영상 신호 부호화/복호화 방법 및 이를 위한 장치

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR1020180136308 2018-11-08
KR20180136308 2018-11-08
KR1020180148874 2018-11-27
KR20180148874 2018-11-27

Related Child Applications (5)

Application Number Title Priority Date Filing Date
KR1020250198220A Division KR20260004260A (ko) 2018-11-08 2025-12-12 영상 신호 부호화/복호화 방법 및 이를 위한 장치
KR1020250198194A Division KR20260005136A (ko) 2018-11-08 2025-12-12 영상 신호 부호화/복호화 방법 및 이를 위한 장치
KR1020250198204A Division KR20260004259A (ko) 2018-11-08 2025-12-12 영상 신호 부호화/복호화 방법 및 이를 위한 장치
KR1020250198177A Division KR20260004258A (ko) 2018-11-08 2025-12-12 영상 신호 부호화/복호화 방법 및 이를 위한 장치
KR1020250198755A Division KR20260004263A (ko) 2018-11-08 2025-12-15 영상 신호 부호화/복호화 방법 및 이를 위한 장치

Publications (2)

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KR20200054112A KR20200054112A (ko) 2020-05-19
KR102902345B1 true KR102902345B1 (ko) 2025-12-19

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KR1020190142817A Active KR102902345B1 (ko) 2018-11-08 2019-11-08 영상 신호 부호화/복호화 방법 및 이를 위한 장치
KR1020250198220A Pending KR20260004260A (ko) 2018-11-08 2025-12-12 영상 신호 부호화/복호화 방법 및 이를 위한 장치
KR1020250198204A Pending KR20260004259A (ko) 2018-11-08 2025-12-12 영상 신호 부호화/복호화 방법 및 이를 위한 장치
KR1020250198194A Pending KR20260005136A (ko) 2018-11-08 2025-12-12 영상 신호 부호화/복호화 방법 및 이를 위한 장치
KR1020250198177A Pending KR20260004258A (ko) 2018-11-08 2025-12-12 영상 신호 부호화/복호화 방법 및 이를 위한 장치
KR1020250198755A Pending KR20260004263A (ko) 2018-11-08 2025-12-15 영상 신호 부호화/복호화 방법 및 이를 위한 장치

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KR1020250198220A Pending KR20260004260A (ko) 2018-11-08 2025-12-12 영상 신호 부호화/복호화 방법 및 이를 위한 장치
KR1020250198204A Pending KR20260004259A (ko) 2018-11-08 2025-12-12 영상 신호 부호화/복호화 방법 및 이를 위한 장치
KR1020250198194A Pending KR20260005136A (ko) 2018-11-08 2025-12-12 영상 신호 부호화/복호화 방법 및 이를 위한 장치
KR1020250198177A Pending KR20260004258A (ko) 2018-11-08 2025-12-12 영상 신호 부호화/복호화 방법 및 이를 위한 장치
KR1020250198755A Pending KR20260004263A (ko) 2018-11-08 2025-12-15 영상 신호 부호화/복호화 방법 및 이를 위한 장치

Country Status (15)

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US (2) US11259043B2 (https=)
EP (2) EP3876532B1 (https=)
JP (4) JP7423624B2 (https=)
KR (6) KR102902345B1 (https=)
CN (10) CN112956194A (https=)
AU (6) AU2019377757B2 (https=)
BR (1) BR112021008625A2 (https=)
CA (1) CA3118429C (https=)
CL (1) CL2021001164A1 (https=)
IL (1) IL282847A (https=)
MX (5) MX2021005271A (https=)
PH (1) PH12021551029A1 (https=)
SG (1) SG11202104749RA (https=)
WO (1) WO2020096427A1 (https=)
ZA (1) ZA202103441B (https=)

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