KR102658747B1 - 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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KR102658747B1
KR102658747B1 KR1020227039000A KR20227039000A KR102658747B1 KR 102658747 B1 KR102658747 B1 KR 102658747B1 KR 1020227039000 A KR1020227039000 A KR 1020227039000A KR 20227039000 A KR20227039000 A KR 20227039000A KR 102658747 B1 KR102658747 B1 KR 102658747B1
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KR20220155402A (ko
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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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  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
KR1020227039000A 2016-09-27 2017-09-18 참조 샘플들이 누락되는 경우 개선된 인트라 예측을 위한 방법 Active KR102658747B1 (ko)

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KR1020247012428A KR20240052895A (ko) 2016-09-27 2017-09-18 참조 샘플들이 누락되는 경우 개선된 인트라 예측을 위한 방법

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
EP16306238.3A EP3300362A1 (en) 2016-09-27 2016-09-27 Method for improved intra prediction when reference samples are missing
EP16306238.3 2016-09-27
PCT/EP2017/073494 WO2018059992A1 (en) 2016-09-27 2017-09-18 Method for improved intra prediction when reference samples are missing
KR1020197011869A KR20190053257A (ko) 2016-09-27 2017-09-18 참조 샘플들이 누락되는 경우 개선된 인트라 예측을 위한 방법

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KR1020197011869A Division KR20190053257A (ko) 2016-09-27 2017-09-18 참조 샘플들이 누락되는 경우 개선된 인트라 예측을 위한 방법

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KR20220155402A KR20220155402A (ko) 2022-11-22
KR102658747B1 true KR102658747B1 (ko) 2024-04-19

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KR1020247012428A Withdrawn KR20240052895A (ko) 2016-09-27 2017-09-18 참조 샘플들이 누락되는 경우 개선된 인트라 예측을 위한 방법

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KR1020197011869A Withdrawn KR20190053257A (ko) 2016-09-27 2017-09-18 참조 샘플들이 누락되는 경우 개선된 인트라 예측을 위한 방법
KR1020247012428A Withdrawn KR20240052895A (ko) 2016-09-27 2017-09-18 참조 샘플들이 누락되는 경우 개선된 인트라 예측을 위한 방법

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US (4) US10834387B2 (enExample)
EP (2) EP3300362A1 (enExample)
JP (2) JP7365234B2 (enExample)
KR (3) KR102658747B1 (enExample)
CN (2) CN116647674A (enExample)
WO (1) WO2018059992A1 (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US12335485B2 (en) 2020-11-23 2025-06-17 Hyundai Motor Company Video encoding and decoding method using adaptive reference pixel selection
WO2025159626A1 (ko) * 2024-01-23 2025-07-31 엘지전자 주식회사 영상 인코딩/디코딩 방법 및 장치, 그리고 비트스트림을 저장한 기록 매체

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20170013269A1 (en) 2014-02-12 2017-01-12 Chips & Media, Inc Method and apparatus for processing video

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030231795A1 (en) * 2002-06-12 2003-12-18 Nokia Corporation Spatial prediction based intra-coding
US7289674B2 (en) * 2002-06-11 2007-10-30 Nokia Corporation Spatial prediction based intra coding
CN100464579C (zh) * 2006-07-13 2009-02-25 北京中星微电子有限公司 一种对数字视频图像中物体边沿的处理方法及装置
RS55261B1 (sr) * 2010-04-23 2017-02-28 M&K Holdings Inc Uređaj za kodiranje slike
US9083974B2 (en) * 2010-05-17 2015-07-14 Lg Electronics Inc. Intra prediction modes
HUE056926T2 (hu) * 2010-05-25 2022-03-28 Lg Electronics Inc Új síkbeli predikciós mód
KR101855269B1 (ko) * 2010-12-08 2018-05-08 엘지전자 주식회사 인트라 예측 방법과 이를 이용한 부호화 장치 및 복호화 장치
CN102595118B (zh) 2011-01-14 2015-04-08 华为技术有限公司 一种编解码中的预测方法和预测器
WO2012134046A2 (ko) 2011-04-01 2012-10-04 주식회사 아이벡스피티홀딩스 동영상의 부호화 방법
WO2013067942A1 (zh) * 2011-11-08 2013-05-16 华为技术有限公司 一种帧内预测方法和装置
CN104380730B (zh) * 2012-01-19 2017-12-22 华为技术有限公司 模式依赖帧内平滑的简化
US20130271565A1 (en) * 2012-04-16 2013-10-17 Qualcomm Incorporated View synthesis based on asymmetric texture and depth resolutions
MX361228B (es) * 2014-03-04 2018-11-29 Microsoft Technology Licensing Llc Inversión de bloque y modo de omisión en predicción de intracopia de bloque.
AU2014216056A1 (en) * 2014-08-25 2016-03-10 Canon Kabushiki Kaisha Method, apparatus and system for predicting a block of video samples
EP3202145B1 (en) * 2014-09-30 2018-12-12 Telefonaktiebolaget LM Ericsson (publ) Encoding and decoding a video frame in separate processing units
EP3198867A4 (en) * 2014-10-31 2018-04-04 MediaTek Inc. Method of improved directional intra prediction for video coding
WO2017222237A1 (ko) * 2016-06-22 2017-12-28 한국전자통신연구원 화면 내 예측 방법 및 장치
US10460513B2 (en) * 2016-09-22 2019-10-29 Advanced Micro Devices, Inc. Combined world-space pipeline shader stages
EP3301915A1 (en) * 2016-09-30 2018-04-04 Thomson Licensing Method and apparatus for omnidirectional video coding with adaptive intra most probable modes
US10554977B2 (en) * 2017-02-10 2020-02-04 Intel Corporation Method and system of high throughput arithmetic entropy coding for video coding
US10742975B2 (en) * 2017-05-09 2020-08-11 Futurewei Technologies, Inc. Intra-prediction with multiple reference lines
EP3410722A1 (en) * 2017-05-31 2018-12-05 Thomson Licensing Method and apparatus for low-complexity bi-directional intra prediction in video encoding and decoding
EP3487177A1 (en) * 2017-11-21 2019-05-22 Thomson Licensing Method and apparatus for low-complexity bi-directional intra prediction in video encoding and decoding
WO2020017987A1 (en) * 2018-06-29 2020-01-23 Huawei Technologies Co., Ltd Intra-prediction apparatus, encoding apparatus, decoding apparatus and methods

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20170013269A1 (en) 2014-02-12 2017-01-12 Chips & Media, Inc Method and apparatus for processing video

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US11363254B2 (en) 2022-06-14
US20240163424A1 (en) 2024-05-16
JP2023175946A (ja) 2023-12-12
US20200413041A1 (en) 2020-12-31
KR20190053257A (ko) 2019-05-17
US20190273918A1 (en) 2019-09-05
EP3300362A1 (en) 2018-03-28
EP3520398A1 (en) 2019-08-07
US10834387B2 (en) 2020-11-10
KR20220155402A (ko) 2022-11-22
WO2018059992A1 (en) 2018-04-05
JP2019533348A (ja) 2019-11-14
CN116647674A (zh) 2023-08-25
US20220312000A1 (en) 2022-09-29
CN109804623A (zh) 2019-05-24
JP7365234B2 (ja) 2023-10-19
US11863739B2 (en) 2024-01-02
KR20240052895A (ko) 2024-04-23

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