KR20240052895A - 참조 샘플들이 누락되는 경우 개선된 인트라 예측을 위한 방법 - Google Patents

참조 샘플들이 누락되는 경우 개선된 인트라 예측을 위한 방법 Download PDF

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KR20240052895A
KR20240052895A KR1020247012428A KR20247012428A KR20240052895A KR 20240052895 A KR20240052895 A KR 20240052895A KR 1020247012428 A KR1020247012428 A KR 1020247012428A KR 20247012428 A KR20247012428 A KR 20247012428A KR 20240052895 A KR20240052895 A KR 20240052895A
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prediction unit
reference samples
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intra
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파비앙 라까프
프랑크 갈팡
땅기 푸아리에
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인터디지털 브이씨 홀딩스 인코포레이티드
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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
    • H04N19/593—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
    • H04N19/10—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
    • H04N19/11—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
    • H04N19/10—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
    • H04N19/134—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
    • H04N19/169—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
    • H04N19/182—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 a pixel

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
KR1020247012428A 2016-09-27 2017-09-18 참조 샘플들이 누락되는 경우 개선된 인트라 예측을 위한 방법 Withdrawn KR20240052895A (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
EP16306238.3 2016-09-27
EP16306238.3A EP3300362A1 (en) 2016-09-27 2016-09-27 Method for improved intra prediction when reference samples are missing
KR1020227039000A KR102658747B1 (ko) 2016-09-27 2017-09-18 참조 샘플들이 누락되는 경우 개선된 인트라 예측을 위한 방법
PCT/EP2017/073494 WO2018059992A1 (en) 2016-09-27 2017-09-18 Method for improved intra prediction when reference samples are missing

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KR1020227039000A Division KR102658747B1 (ko) 2016-09-27 2017-09-18 참조 샘플들이 누락되는 경우 개선된 인트라 예측을 위한 방법

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KR20240052895A true KR20240052895A (ko) 2024-04-23

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KR1020247012428A Withdrawn KR20240052895A (ko) 2016-09-27 2017-09-18 참조 샘플들이 누락되는 경우 개선된 인트라 예측을 위한 방법
KR1020197011869A Withdrawn KR20190053257A (ko) 2016-09-27 2017-09-18 참조 샘플들이 누락되는 경우 개선된 인트라 예측을 위한 방법
KR1020227039000A Active KR102658747B1 (ko) 2016-09-27 2017-09-18 참조 샘플들이 누락되는 경우 개선된 인트라 예측을 위한 방법

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KR1020227039000A Active KR102658747B1 (ko) 2016-09-27 2017-09-18 참조 샘플들이 누락되는 경우 개선된 인트라 예측을 위한 방법

Country Status (6)

Country Link
US (4) US10834387B2 (https=)
EP (2) EP3300362A1 (https=)
JP (2) JP7365234B2 (https=)
KR (3) KR20240052895A (https=)
CN (2) CN109804623A (https=)
WO (1) WO2018059992A1 (https=)

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KR102835516B1 (ko) * 2017-01-20 2025-07-16 세종대학교산학협력단 비디오 신호의 부호화 또는 복호화 방법 및 장치
US11363279B2 (en) * 2019-04-15 2022-06-14 Tencent America LLC Method and apparatus in video coding with flexible coding order
WO2022103240A1 (ko) * 2020-11-16 2022-05-19 현대자동차주식회사 크로마 인트라 방향성 예측모드를 적응적으로 결정하는 영상 부호화 및 복호화 방법
WO2022108422A1 (ko) * 2020-11-23 2022-05-27 현대자동차주식회사 적응적 참조화소 선택을 이용한 영상 부호화 및 복호화 방법
WO2025159626A1 (ko) * 2024-01-23 2025-07-31 엘지전자 주식회사 영상 인코딩/디코딩 방법 및 장치, 그리고 비트스트림을 저장한 기록 매체

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Publication number Publication date
KR20220155402A (ko) 2022-11-22
CN116647674A (zh) 2023-08-25
US11363254B2 (en) 2022-06-14
US20240163424A1 (en) 2024-05-16
WO2018059992A1 (en) 2018-04-05
CN109804623A (zh) 2019-05-24
US20220312000A1 (en) 2022-09-29
JP2023175946A (ja) 2023-12-12
KR20190053257A (ko) 2019-05-17
JP7365234B2 (ja) 2023-10-19
JP2019533348A (ja) 2019-11-14
US20190273918A1 (en) 2019-09-05
KR102658747B1 (ko) 2024-04-19
US11863739B2 (en) 2024-01-02
US20200413041A1 (en) 2020-12-31
EP3300362A1 (en) 2018-03-28
EP3520398A1 (en) 2019-08-07
US10834387B2 (en) 2020-11-10

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