KR102487114B1 - 비디오 코딩을 위한 방법 및 장치 - Google Patents

비디오 코딩을 위한 방법 및 장치 Download PDF

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KR102487114B1
KR102487114B1 KR1020207029651A KR20207029651A KR102487114B1 KR 102487114 B1 KR102487114 B1 KR 102487114B1 KR 1020207029651 A KR1020207029651 A KR 1020207029651A KR 20207029651 A KR20207029651 A KR 20207029651A KR 102487114 B1 KR102487114 B1 KR 102487114B1
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KR20200128149A (ko
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샤오중 쉬
구이춘 리
샹 리
산 류
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텐센트 아메리카 엘엘씨
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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
    • H04N19/11—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
    • H04N19/169—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
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • 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
    • H04N19/523—Motion estimation or motion compensation with sub-pixel accuracy
    • 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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  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
KR1020207029651A 2018-04-26 2019-03-26 비디오 코딩을 위한 방법 및 장치 Active KR102487114B1 (ko)

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US201862663171P 2018-04-26 2018-04-26
US62/663,171 2018-04-26
US16/205,180 US10462483B1 (en) 2018-04-26 2018-11-29 Method and apparatus for video coding
US16/205,180 2018-11-29
PCT/US2019/024017 WO2019209444A2 (en) 2018-04-26 2019-03-26 Method and apparatus for video coding

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US (4) US10462483B1 (https=)
EP (1) EP3785441A4 (https=)
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Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109151481B (zh) * 2017-06-28 2022-03-15 腾讯科技（深圳）有限公司 图片的传输和接收的方法、装置、系统、设备和介质
US10462483B1 (en) * 2018-04-26 2019-10-29 Tencent America LLC Method and apparatus for video coding
CN113068025B (zh) * 2018-12-25 2023-05-12 Oppo广东移动通信有限公司 解码预测方法、装置及计算机存储介质
US11206396B2 (en) * 2019-01-16 2021-12-21 Qualcomm Incorporated Local illumination compensation in video coding
US11172195B2 (en) * 2019-01-26 2021-11-09 Qualcomm Incorporated Excluding intra coded reference samples from local illumination compensation parameter derivation
CA3120795C (en) * 2019-03-04 2025-05-27 Huawei Technologies Co., Ltd. ENCODER, DECODER AND CORRESPONDING METHODS USING AN IBC FUSION LIST
US11350083B2 (en) * 2019-04-19 2022-05-31 Qualcomm Incorporated Intra block copy merging data syntax for video coding
US11394990B2 (en) * 2019-05-09 2022-07-19 Tencent America LLC Method and apparatus for signaling predictor candidate list size
WO2020238837A1 (en) * 2019-05-25 2020-12-03 Beijing Bytedance Network Technology Co., Ltd. Coding of block vectors for intra block copy-coded blocks
CN114641994B (zh) * 2019-11-07 2024-12-27 交互数字Ce专利控股有限公司 编码和解码方法及装置
US11375231B2 (en) * 2020-01-14 2022-06-28 Tencent America LLC Method and apparatus for video coding
WO2021188571A1 (en) * 2020-03-16 2021-09-23 Beijing Dajia Internet Information Technology Co., Ltd. Improvements on merge mode with motion vector differences
CN114615498B (zh) * 2020-12-05 2024-11-19 腾讯科技（深圳）有限公司 视频解码方法、视频编码方法、相关设备及存储介质
US12206855B2 (en) * 2020-12-23 2025-01-21 Tencent America LLC Superresolution-based coding
CN118202656A (zh) * 2021-11-30 2024-06-14 北京达佳互联信息技术有限公司 视频编解码中考虑边界外条件的运动补偿
KR20250100638A (ko) 2022-11-04 2025-07-03 가부시끼가이샤 쓰리본드 네일 또는 인공 네일용 광경화성 조성물
WO2024191219A1 (ko) * 2023-03-15 2024-09-19 현대자동차주식회사 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
US12615384B2 (en) * 2023-04-14 2026-04-28 Tencent America LLC Explicit signaling for block based adaptive weighting factors
US20240380895A1 (en) * 2023-05-08 2024-11-14 Comcast Cable Communications, Llc Clustering BVP Candidates
CN121220031A (zh) * 2023-05-10 2025-12-26 现代自动车株式会社 使用基于子块分割的帧间帧内联合预测的视频编码方法和装置
WO2025095616A1 (ko) * 2023-10-31 2025-05-08 동아대학교 산학협력단 비디오 코딩 방법 및 장치, 그리고 비트스트림을 저장한 기록 매체
WO2025154941A1 (ko) * 2024-01-15 2025-07-24 동아대학교 산학협력단 비디오 부/복호화 방법 및 장치 그리고 비트스트림을 저장한 기록 매체
WO2025157211A1 (en) * 2024-01-26 2025-07-31 Mediatek Inc. Methods and apparatus of intra merge mode for mixed modes in video coding
WO2025249883A1 (ko) * 2024-05-31 2025-12-04 동아대학교 산학협력단 비디오 코딩 방법 및 장치, 그리고 비트스트림을 저장한 기록 매체

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150195559A1 (en) 2014-01-09 2015-07-09 Qualcomm Incorporated Intra prediction from a predictive block
US20170310961A1 (en) * 2014-11-20 2017-10-26 Hfi Innovation Inc. Method of Motion Vector and Block Vector Resolution Control

Family Cites Families (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102254118B1 (ko) * 2013-10-12 2021-05-20 삼성전자주식회사 인트라 블록 복사 예측을 이용한 비디오 부호화 방법 및 그 장치, 비디오 복호화 방법 및 그 장치
WO2015124110A1 (en) 2014-02-21 2015-08-27 Mediatek Singapore Pte. Ltd. Method of video coding using prediction based on intra picture block copy
AU2014201583A1 (en) * 2014-03-14 2015-10-01 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding video data using a block dictionary
US9756354B2 (en) * 2014-03-17 2017-09-05 Qualcomm Incorporated Block vector predictor for intra block copying
WO2015140400A1 (en) * 2014-03-17 2015-09-24 Nokia Technologies Oy Method and technical equipment for video encoding and decoding
US10666968B2 (en) 2014-05-06 2020-05-26 Hfi Innovation Inc. Method of block vector prediction for intra block copy mode coding
CN106416253A (zh) 2014-05-22 2017-02-15 联发科技股份有限公司 用于图像以及视频编码的具有翻动的帧内块复制方法
CN105493505B (zh) * 2014-06-19 2019-08-06 微软技术许可有限责任公司 统一的帧内块复制和帧间预测模式
KR102402622B1 (ko) * 2014-06-19 2022-05-27 브이아이디 스케일, 인크. 블록 벡터 도출을 이용하여 인트라 블록 복사 코딩을 위한 방법 및 시스템
EP3152906B1 (en) 2014-07-07 2021-06-16 HFI Innovation Inc. Method of intra block copy search and compensation range
US10412387B2 (en) * 2014-08-22 2019-09-10 Qualcomm Incorporated Unified intra-block copy and inter-prediction
EP3180917B1 (en) 2014-09-01 2022-04-20 HFI Innovation Inc. Method of intra picture block copy for screen content and video coding
EP3180916A4 (en) * 2014-09-03 2018-02-28 MediaTek Inc. Method for color index coding using a generalized copy previous mode
US10856009B2 (en) * 2014-09-04 2020-12-01 Mediatek Inc. Method of block vector clipping and coding for screen content coding and video coding
WO2016048834A1 (en) * 2014-09-26 2016-03-31 Vid Scale, Inc. Intra block copy coding with temporal block vector prediction
CA2961681C (en) 2014-09-30 2022-08-09 Hfi Innovation Inc. Method of adaptive motion vetor resolution for video coding
US9918105B2 (en) 2014-10-07 2018-03-13 Qualcomm Incorporated Intra BC and inter unification
US9832467B2 (en) * 2014-10-07 2017-11-28 Qualcomm Incorporated Deblock filtering for intra block copying
US10212445B2 (en) * 2014-10-09 2019-02-19 Qualcomm Incorporated Intra block copy prediction restrictions for parallel processing
US9591325B2 (en) * 2015-01-27 2017-03-07 Microsoft Technology Licensing, Llc Special case handling for merged chroma blocks in intra block copy prediction mode
CA2977526C (en) * 2015-02-27 2020-02-18 Arris Enterprises Llc Modification of unification of intra block copy and inter signaling related syntax and semantics
SG10201900582XA (en) * 2015-03-02 2019-02-27 Hfi Innovation Inc Method and apparatus for intrabc mode with fractional-pel block vector resolution in video coding
AU2016253924B2 (en) * 2015-04-29 2018-11-01 Hfi Innovation Inc. Method and apparatus for intra block copy reference list construction
US20160337662A1 (en) 2015-05-11 2016-11-17 Qualcomm Incorporated Storage and signaling resolutions of motion vectors
US10200713B2 (en) 2015-05-11 2019-02-05 Qualcomm Incorporated Search region determination for inter coding within a particular picture of video data
US10638140B2 (en) * 2015-05-29 2020-04-28 Qualcomm Incorporated Slice level intra block copy and other video coding improvements
EP3304906A4 (en) * 2015-06-03 2019-04-17 MediaTek Inc. METHOD AND APPARATUS FOR ERROR TREATMENT FOR VIDEO CODING BY INTRABLOCK COPY MODE
US10404992B2 (en) * 2015-07-27 2019-09-03 Qualcomm Incorporated Methods and systems of restricting bi-prediction in video coding
US10812822B2 (en) * 2015-10-02 2020-10-20 Qualcomm Incorporated Intra block copy merge mode and padding of unavailable IBC reference region
US11399187B2 (en) * 2017-03-10 2022-07-26 Intel Corporation Screen content detection for adaptive encoding
US10462483B1 (en) 2018-04-26 2019-10-29 Tencent America LLC Method and apparatus for video coding

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150195559A1 (en) 2014-01-09 2015-07-09 Qualcomm Incorporated Intra prediction from a predictive block
US20170310961A1 (en) * 2014-11-20 2017-10-26 Hfi Innovation Inc. Method of Motion Vector and Block Vector Resolution Control

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
Bin Li et al, CE2: Result of Test 6, JCT-VC of ITU-T and ISO/IEC, 19th Meeting, JCTVC-S0081.docx(2014.10.07.) 1부.*
Guillaume Laroche et al, Non-RCE1: On MV resolution and motion vector predictor number, JCT-VC of ITU-T and ISO/IEC, JCTVC-Q0067 (2014.03.28.) 1부.*
Rajan Joshi, High Efficiency Video Coding (HEVC) Screen Content Coding: Draft 2, JCT-VC of ITU-T and ISO/IEC, 18th Meeting, JCTVC-S1005.docx(2014.12.10.) 1부.*
Yuwen He, Non-CE2: Unification of IntraBC mode with inter mode, JCT-VC of ITU-T and ISO/IEC, 18th Meeting, JCTVC-S0172-nonCE2_Test3AndTest5b_textchange.docx(2014.10.19.) 1부.*

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EP3785441A4 (en) 2021-09-08
JP7405926B2 (ja) 2023-12-26
US10462483B1 (en) 2019-10-29
US20190335200A1 (en) 2019-10-31
JP7578791B2 (ja) 2024-11-06
US11039167B2 (en) 2021-06-15
KR20230012098A (ko) 2023-01-25
WO2019209444A3 (en) 2020-04-30
JP7775415B2 (ja) 2025-11-25
US20210250609A1 (en) 2021-08-12
JP2022505996A (ja) 2022-01-17
CN115941954A (zh) 2023-04-07
KR102608063B1 (ko) 2023-11-30
JP2025013949A (ja) 2025-01-28
EP3785441A2 (en) 2021-03-03
US20190379909A1 (en) 2019-12-12
CN112042200A (zh) 2020-12-04
US20230120043A1 (en) 2023-04-20
KR20200128149A (ko) 2020-11-11
JP7152512B2 (ja) 2022-10-12
JP2022177268A (ja) 2022-11-30
US11595686B2 (en) 2023-02-28
WO2019209444A2 (en) 2019-10-31
US12244854B2 (en) 2025-03-04
CN115941954B (zh) 2024-07-26
CN112042200B (zh) 2022-09-30
JP2024023662A (ja) 2024-02-21

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