KR20200034644A - 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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KR20200034644A
KR20200034644A KR1020190116383A KR20190116383A KR20200034644A KR 20200034644 A KR20200034644 A KR 20200034644A KR 1020190116383 A KR1020190116383 A KR 1020190116383A KR 20190116383 A KR20190116383 A KR 20190116383A KR 20200034644 A KR20200034644 A KR 20200034644A
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이배근
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주식회사 엑스리스
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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
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/105Selection 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
    • 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
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/11Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
    • 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
    • H04N19/132Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • 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
    • H04N19/157Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
    • 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
    • H04N19/186Methods 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 colour or a chrominance component
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/513Processing of motion vectors
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/85Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/86Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/90Methods 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
    • H04N19/94Vector quantisation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/90Methods 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
    • H04N19/96Tree coding, e.g. quad-tree coding

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
KR1020190116383A 2018-09-21 2019-09-20 영상 신호 부호화/복호화 방법 및 이를 위한 장치 Pending KR20200034644A (ko)

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KR1020180114344 2018-09-21
KR1020180114342 2018-09-21
KR20180114344 2018-09-21
KR20180114343 2018-09-21
KR1020180114343 2018-09-21
KR20180114342 2018-09-21

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KR20200034644A true KR20200034644A (ko) 2020-03-31

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US (4) US11223845B2 (enExample)
EP (5) EP4224850B1 (enExample)
JP (3) JP7449279B2 (enExample)
KR (1) KR20200034644A (enExample)
CN (5) CN113225560B (enExample)
AU (4) AU2019344978B2 (enExample)
BR (1) BR112021004922A2 (enExample)
CA (2) CA3113054C (enExample)
CL (1) CL2021000671A1 (enExample)
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MX (5) MX2021003325A (enExample)
PH (1) PH12021550627A1 (enExample)
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CN118301333A (zh) * 2018-07-11 2024-07-05 华为技术有限公司 视频编码器、视频解码器及相应方法
WO2020060329A1 (ko) 2018-09-21 2020-03-26 주식회사 엑스리스 영상 신호 부호화/복호화 방법 및 이를 위한 장치
AU2019358651B2 (en) 2018-10-12 2025-01-09 Guangdong Oppo Mobile Telecommunications Corp. , Ltd. Method for encoding/decoding image signal and device for same
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US12120335B2 (en) * 2021-08-24 2024-10-15 Tencent America LLC Hardware friendly design for intra mode coding
WO2023220970A1 (zh) * 2022-05-18 2023-11-23 Oppo广东移动通信有限公司 视频编码方法、装置、设备、系统、及存储介质

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MX2024011343A (es) 2024-09-27
IL304953A (en) 2023-10-01
US20220094964A1 (en) 2022-03-24
MX2024011342A (es) 2024-09-27
CA3250687A1 (en) 2025-06-05
AU2024227108B2 (en) 2025-11-27
CA3113054C (en) 2025-09-16
PH12021550627A1 (en) 2022-02-14
US20210203977A1 (en) 2021-07-01
MX2024011341A (es) 2024-09-27
AU2019344978A1 (en) 2021-04-15
EP3840376A1 (en) 2021-06-23
US11223845B2 (en) 2022-01-11
IL281622A (en) 2021-05-31
EP4224849A1 (en) 2023-08-09
JP2024063128A (ja) 2024-05-10
JP2025124826A (ja) 2025-08-26
BR112021004922A2 (pt) 2021-06-08
IL281622B2 (en) 2024-01-01
AU2024227106A1 (en) 2024-10-24
AU2024227107B2 (en) 2025-10-16
WO2020060327A1 (ko) 2020-03-26
CN120455660A (zh) 2025-08-08
JP7449279B2 (ja) 2024-03-13
US12382083B2 (en) 2025-08-05
EP3840376B1 (en) 2023-07-05
SG11202102788YA (en) 2021-04-29
ES2955040T3 (es) 2023-11-28
AU2024227107A1 (en) 2024-10-24
CN120568046A (zh) 2025-08-29
US20230421799A1 (en) 2023-12-28
EP4224851A1 (en) 2023-08-09
JP7693872B2 (ja) 2025-06-17
MX2024011344A (es) 2024-09-27
ES2984701T3 (es) 2024-10-30
US11758176B2 (en) 2023-09-12
IL281622B1 (en) 2023-09-01
AU2024227108A1 (en) 2024-10-24
EP4224850B1 (en) 2024-06-12
CL2021000671A1 (es) 2021-09-03
CN113225560B (zh) 2023-05-23
EP3840376A4 (en) 2021-07-07
CN120512533A (zh) 2025-08-19
PL4224849T3 (pl) 2024-08-19
EP4224848A1 (en) 2023-08-09
CN112840647A (zh) 2021-05-25
PL3840376T3 (pl) 2023-12-11
MX2021003325A (es) 2021-05-14
US20250330631A1 (en) 2025-10-23
CN113225560A (zh) 2021-08-06
ES2984725T3 (es) 2024-10-30
EP4224849B1 (en) 2024-06-12
JP2022502899A (ja) 2022-01-11
PL4224850T3 (pl) 2024-09-16
EP4224850A1 (en) 2023-08-09
ZA202101846B (en) 2022-07-27

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