TWI879776B - 使用位置相關框內預測組合以編碼及解碼圖像之方法及裝置 - Google Patents

使用位置相關框內預測組合以編碼及解碼圖像之方法及裝置 Download PDF

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TWI879776B
TWI879776B TW109120687A TW109120687A TWI879776B TW I879776 B TWI879776 B TW I879776B TW 109120687 A TW109120687 A TW 109120687A TW 109120687 A TW109120687 A TW 109120687A TW I879776 B TWI879776 B TW I879776B
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TW109120687A
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TW202106008A (zh
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法比恩 雷卡普
卡根 拉斯
法布列斯 俄本
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法商內數位Ｃｅ專利控股公司
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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
    • H04N19/10—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
    • H04N19/117—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
    • H04N19/132—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
    • H04N19/50—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)
  • Compression Or Coding Systems Of Tv Signals (AREA)
TW109120687A 2019-06-20 2020-06-19 使用位置相關框內預測組合以編碼及解碼圖像之方法及裝置 TWI879776B (zh)

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EP19305798.1 2019-06-20
EP19305798 2019-06-20

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TW109120687A TWI879776B (zh) 2019-06-20 2020-06-19 使用位置相關框內預測組合以編碼及解碼圖像之方法及裝置
TW114108421A TW202527545A (zh) 2019-06-20 2020-06-19 使用位置相關框內預測組合以編碼及解碼圖像之方法及裝置
TW114109464A TW202535067A (zh) 2019-06-20 2020-06-19 使用高階語法元素用信號發送解碼資料之方法及裝置

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TW114109464A TW202535067A (zh) 2019-06-20 2020-06-19 使用高階語法元素用信號發送解碼資料之方法及裝置

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US (3) US11991361B2 (https=)
EP (1) EP3987780A1 (https=)
JP (3) JP7580410B2 (https=)
KR (1) KR20220024643A (https=)
CN (3) CN114600450B (https=)
IL (1) IL289036A (https=)
TW (3) TWI879776B (https=)
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WO2021045655A2 (en) * 2019-12-31 2021-03-11 Huawei Technologies Co., Ltd. Method and apparatus for intra prediction
US20250254293A1 (en) * 2024-02-07 2025-08-07 Samsung Electronics Co., Ltd. Position dependent prediction combination for video coding

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20180098064A1 (en) * 2016-10-04 2018-04-05 Qualcomm Incorporated Variable number of intra modes for video coding
US20180176587A1 (en) * 2016-12-21 2018-06-21 Arris Enterprises Llc Constrained position dependent intra prediction combination (pdpc)

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107534780A (zh) * 2015-02-25 2018-01-02 瑞典爱立信有限公司 视频中的帧间画面的编码和解码
KR20180014675A (ko) * 2016-08-01 2018-02-09 한국전자통신연구원 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
AU2018230328B2 (en) * 2017-03-10 2021-05-06 Hfi Innovation Inc. Method and apparatus of implicit intra coding tool settings with intra directional prediction modes for video coding
EP3410724A1 (en) * 2017-05-31 2018-12-05 Thomson Licensing Method and apparatus for signalling bi-directional intra prediction in video encoding and decoding
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
US10965941B2 (en) * 2017-10-09 2021-03-30 Qualcomm Incorporated Position-dependent prediction combinations in video coding
US11611757B2 (en) * 2018-04-02 2023-03-21 Qualcomm Incorproated Position dependent intra prediction combination extended with angular modes
US11159806B2 (en) * 2018-06-28 2021-10-26 Qualcomm Incorporated Position dependent intra prediction combination with multiple reference lines for intra prediction
US11128872B2 (en) * 2018-07-16 2021-09-21 Qualcomm Incorporated Position dependent intra prediction combination with wide angle intra prediction
BR112020025939A2 (pt) 2018-07-16 2021-03-23 Interdigital Vc Holdings, Inc. previsão intra de ângulo amplo e combinação de previsão intra dependente da posição
US10652537B1 (en) * 2018-11-21 2020-05-12 Alibaba Group Holding Limited Coding unit size adaptive palette mode for video compression system
JP7401542B2 (ja) * 2018-11-26 2023-12-19 華為技術有限公司 ピクチャのブロックのイントラ予測の方法
US10778972B1 (en) * 2019-02-27 2020-09-15 Google Llc Adaptive filter intra prediction modes in image/video compression
US11039156B2 (en) 2019-06-11 2021-06-15 Tencent America LLC Unified position dependent prediction combination process

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20180098064A1 (en) * 2016-10-04 2018-04-05 Qualcomm Incorporated Variable number of intra modes for video coding
US20180176587A1 (en) * 2016-12-21 2018-06-21 Arris Enterprises Llc Constrained position dependent intra prediction combination (pdpc)

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
網路文獻 Jinho Lee, Hahyun Lee, Sung-Chang Lim, Jungwon Kang, Hui Yong Kim, CE3-related: Simplification of PDPC, Joint Video Experts Team (JVET)of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11, Document: JVET-L0152-v3, 12th Meeting: Macao, CN, 3–12 Oct. 2018, https://jvet-experts.org/,
網路文獻 Virginie Drugeon, CE3-related: disabling PDPC based on availability of reference samples, Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11, Document: JVET-M0358-v2, 13th Meeting: Marrakech, MA, 9–18 Jan. 2019, https://jvet-experts.org/,;網路文獻 Zhi-Yi Lin, Chun-Chia Chen, Tzu-Der Chuang, Ching-Yeh Chen, Chih-Wei Hsu, Yu-Wen Huang, Shaw-Min Lei, CE10.2.1: OBMC, Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11, Document: JVET-L0101-v1, 12th Meeting: Macao, CN, 3–12 Oct. 2018, https://jvet-experts.org/,;網路文獻 Jinho Lee, Hahyun Lee, Sung-Chang Lim, Jungwon Kang, Hui Yong Kim, CE3-related: Simplification of PDPC, Joint Video Experts Team (JVET)of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11, Document: JVET-L0152-v3, 12th Meeting: Macao, CN, 3–12 Oct. 2018, https://jvet-experts.org/, *

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CN121418567A (zh) 2026-01-27
JP7580410B2 (ja) 2024-11-11
US20250294154A1 (en) 2025-09-18
JP2026027472A (ja) 2026-02-18
WO2020254264A1 (en) 2020-12-24
US12355970B2 (en) 2025-07-08
KR20220024643A (ko) 2022-03-03
JP2025020235A (ja) 2025-02-12
CN114600450B (zh) 2025-11-21
US11991361B2 (en) 2024-05-21
JP7777652B2 (ja) 2025-11-28
EP3987780A1 (en) 2022-04-27
US20220303541A1 (en) 2022-09-22
CN114600450A (zh) 2022-06-07
US20240244215A1 (en) 2024-07-18
CN121367774A (zh) 2026-01-20
TW202106008A (zh) 2021-02-01
IL289036A (en) 2022-02-01
JP2022537173A (ja) 2022-08-24
TW202535067A (zh) 2025-09-01
TW202527545A (zh) 2025-07-01

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