KR20220079687A - 블록 벡터 도출을 이용하여 인트라 블록 복사 코딩을 위한 방법 및 시스템 - Google Patents

블록 벡터 도출을 이용하여 인트라 블록 복사 코딩을 위한 방법 및 시스템 Download PDF

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KR20220079687A
KR20220079687A KR1020227017321A KR20227017321A KR20220079687A KR 20220079687 A KR20220079687 A KR 20220079687A KR 1020227017321 A KR1020227017321 A KR 1020227017321A KR 20227017321 A KR20227017321 A KR 20227017321A KR 20220079687 A KR20220079687 A KR 20220079687A
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block
vector
prediction
video
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유웬 헤
얀 예
시아오유 시우
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브이아이디 스케일, 인크.
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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
    • H04N19/503—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
    • H04N19/513—Processing of motion vectors
    • H04N19/521—Processing of motion vectors for estimating the reliability of the determined motion vectors or motion vector field, e.g. for smoothing the motion vector field or for correcting motion vectors
    • 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
    • H04N19/134—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
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/147—Data rate or code amount at the encoder output according to rate distortion criteria
    • 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
    • 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
    • H04N19/186—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 colour or a chrominance component
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
    • 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
    • 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
    • H04N19/90—Methods 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
    • 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
    • H04N19/90—Methods 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
    • H04N19/94—Vector quantisation

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  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
KR1020227017321A 2014-06-19 2015-06-18 블록 벡터 도출을 이용하여 인트라 블록 복사 코딩을 위한 방법 및 시스템 Ceased KR20220079687A (ko)

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US201462014664P 2014-06-19 2014-06-19
US62/014,664 2014-06-19
PCT/US2015/036472 WO2015195942A1 (en) 2014-06-19 2015-06-18 Methods and systems for intra block copy coding with block vector derivation
KR1020177001468A KR102402622B1 (ko) 2014-06-19 2015-06-18 블록 벡터 도출을 이용하여 인트라 블록 복사 코딩을 위한 방법 및 시스템

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KR1020227017321A Ceased KR20220079687A (ko) 2014-06-19 2015-06-18 블록 벡터 도출을 이용하여 인트라 블록 복사 코딩을 위한 방법 및 시스템

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025147175A1 (ko) * 2024-01-04 2025-07-10 주식회사 케이티 영상 부호화/복호화 방법 및 비트스트림을 저장하는 기록 매체
WO2025147089A1 (ko) * 2024-01-03 2025-07-10 인텔렉추얼디스커버리 주식회사 비디오 복호화 방법 및 장치, 및 비디오 부호화 방법 및 장치
WO2025147090A1 (ko) * 2024-01-03 2025-07-10 인텔렉추얼디스커버리 주식회사 크로마 블록의 인트라 예측 방법, 이를 수행하는 비디오 부호화 및 복호화 장치
WO2025178381A1 (ko) * 2024-02-20 2025-08-28 현대자동차주식회사 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체

Families Citing this family (87)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5705833B2 (ja) * 2010-04-13 2015-04-22 パナソニック インテレクチュアル プロパティ コーポレーション オブアメリカPanasonic Intellectual Property Corporation of America 画像符号化方法および画像復号化方法
AU2013403224B2 (en) 2013-10-14 2018-10-18 Microsoft Technology Licensing, Llc Features of intra block copy prediction mode for video and image coding and decoding
EP3058736B1 (en) 2013-10-14 2019-02-27 Microsoft Technology Licensing, LLC Encoder-side options for intra block copy prediction mode for video and image coding
US10390034B2 (en) 2014-01-03 2019-08-20 Microsoft Technology Licensing, Llc Innovations in block vector prediction and estimation of reconstructed sample values within an overlap area
EP4096221A1 (en) * 2014-01-03 2022-11-30 Microsoft Technology Licensing, LLC Block vector prediction in video and image coding/decoding
US11284103B2 (en) 2014-01-17 2022-03-22 Microsoft Technology Licensing, Llc Intra block copy prediction with asymmetric partitions and encoder-side search patterns, search ranges and approaches to partitioning
CA2939431C (en) 2014-03-04 2020-09-22 Microsoft Techology Licensing, Llc Block flipping and skip mode in intra block copy prediction
KR102311815B1 (ko) 2014-06-19 2021-10-13 마이크로소프트 테크놀로지 라이센싱, 엘엘씨 통합된 인트라 블록 카피 및 인터 예측 모드
WO2015194913A1 (ko) * 2014-06-20 2015-12-23 성균관대학교 산학협력단 영상의 부호화/복호화 방법 및 이를 이용하는 장치
KR101748620B1 (ko) * 2014-06-20 2017-07-04 성균관대학교산학협력단 영상의 부호화/복호화 방법 및 이를 이용하는 장치
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
MX379020B (es) 2014-09-30 2025-03-11 Microsoft Technology Licensing Llc Reglas para modos de prediccion intra-imagen cuando se habilita el procesamiento paralelo de onda frontal.
JP6527949B2 (ja) 2015-01-29 2019-06-12 ヴィド スケール インコーポレイテッド イントラブロックコピー探索
KR102583501B1 (ko) * 2015-04-27 2023-09-27 엘지전자 주식회사 비디오 신호의 처리 방법 및 이를 위한 장치
CN107925769B (zh) * 2015-09-08 2020-11-27 联发科技股份有限公司 管理已解码图像缓存器的方法及视频编码器或视频解码器
US10812822B2 (en) * 2015-10-02 2020-10-20 Qualcomm Incorporated Intra block copy merge mode and padding of unavailable IBC reference region
CN116886930A (zh) * 2016-11-28 2023-10-13 韩国电子通信研究院 对图像编码/解码的方法和设备及存储比特流的记录介质
EP3349451A1 (en) * 2017-01-11 2018-07-18 Thomson Licensing Method and apparatus for selecting a coding mode used for encoding/decoding a residual block
US10986349B2 (en) 2017-12-29 2021-04-20 Microsoft Technology Licensing, Llc Constraints on locations of reference blocks for intra block copy prediction
JP2019129371A (ja) * 2018-01-23 2019-08-01 富士通株式会社 動画像符号化装置、動画像符号化方法、動画像復号装置、動画像復号方法、及び動画像符号化用コンピュータプログラムならびに動画像復号用コンピュータプログラム
US10523948B2 (en) * 2018-02-05 2019-12-31 Tencent America LLC Method and apparatus for video coding
US10951903B2 (en) * 2018-04-02 2021-03-16 Intel Corporation Video analytics encoding for improved efficiency of video processing and compression
US10462483B1 (en) * 2018-04-26 2019-10-29 Tencent America LLC Method and apparatus for video coding
US11477474B2 (en) * 2018-06-08 2022-10-18 Mediatek Inc. Methods and apparatus for multi-hypothesis mode reference and constraints
US12445641B2 (en) * 2018-06-29 2025-10-14 Electronics And Telecommunications Research Institute Image encoding/decoding method and apparatus for throughput enhancement, and recording medium storing bitstream
US10448026B1 (en) * 2018-07-09 2019-10-15 Tencent America LLC Method and apparatus for block vector signaling and derivation in intra picture block compensation
US10904559B2 (en) * 2018-07-13 2021-01-26 Tencent America LLC Block vector prediction in intra block copy mode
US11057617B2 (en) * 2018-08-03 2021-07-06 Tencent America LLC Method and apparatus for video coding
JP7219030B2 (ja) * 2018-08-15 2023-02-07 日本放送協会 色差イントラ予測候補生成装置、画像符号化装置、画像復号装置、及びプログラム
CN110933412B (zh) 2018-09-19 2023-07-25 北京字节跳动网络技术有限公司 用于帧内块复制的基于历史的运动矢量预测值
US10848782B2 (en) 2018-09-21 2020-11-24 Tencent America LLC Method and apparatus for video coding
US11172236B2 (en) * 2018-09-21 2021-11-09 Tencent America LLC Method and apparatus for video decoding that defines a search range for a reference block indicated by a block vector
WO2020058955A1 (en) * 2018-09-23 2020-03-26 Beijing Bytedance Network Technology Co., Ltd. Multiple-hypothesis affine mode
US10764601B2 (en) * 2018-10-06 2020-09-01 Tencent America LLC Method and apparatus for video coding
CN111083485B (zh) 2018-10-22 2024-08-02 北京字节跳动网络技术有限公司 仿射模式的运动信息的利用
CN113016183B (zh) 2018-11-13 2024-06-14 北京字节跳动网络技术有限公司 用于空域运动候选列表的构建方法
CN117880497A (zh) * 2018-11-30 2024-04-12 腾讯美国有限责任公司 用于视频编解码的方法和装置
CN112806002B (zh) * 2018-12-13 2024-05-31 腾讯美国有限责任公司 视频解码的方法和视频解码器
JP7418152B2 (ja) * 2018-12-17 2024-01-19 キヤノン株式会社 画像符号化装置、画像符号化方法、画像復号装置、画像復号方法
CN113228639A (zh) 2018-12-21 2021-08-06 韩国电子通信研究院 图像编码/解码方法和装置以及存储有比特流的记录介质
CN113170195B (zh) 2018-12-22 2024-09-03 北京字节跳动网络技术有限公司 具有双树分割的帧内块复制模式
CN113366844B (zh) 2019-02-02 2023-10-03 北京字节跳动网络技术有限公司 用于视频编解码中的帧内块复制的缓冲区中的数据存储
CN113383543B (zh) 2019-02-02 2025-08-29 北京字节跳动网络技术有限公司 使用用于视频编解码中的帧内块复制的额外缓冲区样点的预测
WO2020164629A1 (en) 2019-02-17 2020-08-20 Beijing Bytedance Network Technology Co., Ltd. Restriction of applicability for intra block copy mode
US11825120B2 (en) * 2019-02-28 2023-11-21 Qualcomm Incorporated Subblock coding by generalized intra prediction in video coding
KR102688366B1 (ko) 2019-03-01 2024-07-24 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 비디오 코딩에서 인트라 블록 복사를 위한 방향 기반 예측
WO2020177659A1 (en) 2019-03-01 2020-09-10 Beijing Bytedance Network Technology Co., Ltd. Direction-based prediction for intra block copy in video coding
CN117640927A (zh) 2019-03-04 2024-03-01 北京字节跳动网络技术有限公司 视频编解码中的帧内块复制中的实施方式方面
CN119893082A (zh) 2019-03-08 2025-04-25 韩国电子通信研究院 图像编码/解码方法和设备以及存储比特流的记录介质
AU2020238668B2 (en) * 2019-03-09 2023-02-23 Tencent America LLC Method and apparatus for video coding
KR20200108798A (ko) * 2019-03-11 2020-09-21 한국전자통신연구원 화면 내 블록 복사 기반 부호화/복호화 방법, 장치 및 비트스트림 저장매체
US10986353B2 (en) 2019-03-15 2021-04-20 Tencent America LLC Decoded picture buffer management for video coding
KR102874861B1 (ko) 2019-04-17 2025-10-21 후아웨이 테크놀러지 컴퍼니 리미티드 매트릭스 기반 인트라 예측 및 2차 변환 코어 선택을 조화시키는 인코더, 디코더 및 대응 방법
US11350083B2 (en) * 2019-04-19 2022-05-31 Qualcomm Incorporated Intra block copy merging data syntax for video coding
WO2020243295A1 (en) 2019-05-31 2020-12-03 Bytedance Inc. Palette mode with intra block copy prediction
WO2020244658A1 (en) 2019-06-06 2020-12-10 Beijing Bytedance Network Technology Co., Ltd. Sub-block based intra block copy
WO2020253650A1 (en) 2019-06-16 2020-12-24 Beijing Bytedance Network Technology Co., Ltd. Interaction between screen content coding tools and motion information
CN120358342A (zh) * 2019-06-20 2025-07-22 韩国电子通信研究院 视频编码/解码方法和装置以及比特流存储介质
KR20250038829A (ko) * 2019-06-20 2025-03-19 가부시키가이샤 제이브이씨 켄우드 화상 부호화 장치, 화상 부호화 방법, 컴퓨터 판독가능 기록 매체, 화상 복호 장치, 화상 복호 방법, 격납 방법 및 전송 방법
WO2020259426A1 (en) 2019-06-22 2020-12-30 Beijing Bytedance Network Technology Co., Ltd. Motion candidate list construction for intra block copy mode
CN114175645B (zh) 2019-07-06 2024-04-12 北京字节跳动网络技术有限公司 用于视频编解码中的帧内块复制的虚拟预测缓冲
KR102635519B1 (ko) 2019-07-10 2024-02-07 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 비디오 코딩에서 인트라 블록 카피를 위한 샘플 식별
EP3981146A4 (en) 2019-07-11 2022-08-03 Beijing Bytedance Network Technology Co., Ltd. BITSTREAM COMPLIANCE CONSTRAINTS FOR INTRA-BLOCK COPY IN VIDEO ENCODING
EP3991423A4 (en) 2019-07-25 2022-09-07 Beijing Bytedance Network Technology Co., Ltd. MAPPING RESTRICTION FOR INTRABLOC COPY VIRTUAL BUFFER
CN114208186B (zh) 2019-07-25 2023-12-22 北京字节跳动网络技术有限公司 帧内块复制虚拟缓冲区的尺寸限制
CN114287130B (zh) 2019-08-24 2025-03-25 北京字节跳动网络技术有限公司 基于历史的运动矢量预测表的编解码表示
CN117579825A (zh) 2019-09-05 2024-02-20 北京字节跳动网络技术有限公司 帧内块复制模式下块矢量的范围约束
WO2021047544A1 (en) 2019-09-09 2021-03-18 Beijing Bytedance Network Technology Co., Ltd. Intra block copy coding and decoding
CN114424560B (zh) 2019-09-20 2025-09-16 北京字节跳动网络技术有限公司 用于屏幕内容的自适应分辨率变化和可缩放编解码
CN114503580B (zh) 2019-09-23 2024-08-02 北京字节跳动网络技术有限公司 基于虚拟管线数据单元设置帧内块复制虚拟缓冲区
WO2021125904A1 (ko) * 2019-12-19 2021-06-24 주식회사 케이티 비디오 신호 처리 방법 및 장치
WO2021185306A1 (en) 2020-03-18 2021-09-23 Beijing Bytedance Network Technology Co., Ltd. Intra block copy buffer and palette predictor update
US11595678B2 (en) * 2020-06-11 2023-02-28 Tencent America LLC Spatial displacement vector prediction for intra picture block and string copying
CN112333446B (zh) * 2020-11-03 2022-11-15 中山大学 一种帧内块复制参考块压缩方法
CN112565749B (zh) * 2020-12-06 2022-08-09 浙江大华技术股份有限公司 一种视频编码方法、装置、系统及计算机可读存储介质
EP4241446A4 (en) 2020-12-06 2024-05-01 Zhejiang Dahua Technology Co., Ltd. Systems and methods for video processing
JP2024512785A (ja) * 2021-04-02 2024-03-19 ヒョンダイ モーター カンパニー 適応的空間解像度を有するブロックベクトルを用いるビデオコーディング方法及び装置
WO2023040968A1 (en) * 2021-09-15 2023-03-23 Beijing Bytedance Network Technology Co., Ltd. Method, apparatus, and medium for video processing
US12348728B2 (en) 2021-09-28 2025-07-01 Ofinno, Llc Block vector difference signaling for intra block copy
US12192510B2 (en) * 2021-09-28 2025-01-07 Ofinno, Llc Validity determination of block vector candidates
EP4304177A1 (en) * 2022-07-05 2024-01-10 Beijing Xiaomi Mobile Software Co., Ltd. Encoding/decoding video picture data
WO2024109843A1 (en) * 2022-11-23 2024-05-30 Douyin Vision Co., Ltd. Method, apparatus, and medium for video processing
US20240236367A1 (en) * 2023-01-11 2024-07-11 Tencent America LLC Template-matching based adaptive block vector resolution (abvr) in ibc
WO2024217569A1 (en) * 2023-04-20 2024-10-24 Douyin Vision Co., Ltd. Method, apparatus, and medium for video processing
WO2025146816A1 (en) * 2024-01-05 2025-07-10 Sharp Kabushiki Kaisha Encoding device, decoding device, and non-transitory machine-readable medium for coding video data
WO2025153044A1 (en) * 2024-01-17 2025-07-24 Mediatek Inc. Intra coding information based on cascaded vector for video coding

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10341440A (ja) * 1997-06-06 1998-12-22 Nippon Telegr & Teleph Corp <Ntt> 動画像符号化方法および装置
KR101366241B1 (ko) * 2007-03-28 2014-02-21 삼성전자주식회사 영상 부호화, 복호화 방법 및 장치
US8665964B2 (en) * 2009-06-30 2014-03-04 Qualcomm Incorporated Video coding based on first order prediction and pre-defined second order prediction mode
KR101671460B1 (ko) * 2009-09-10 2016-11-02 에스케이 텔레콤주식회사 움직임 벡터 부호화/복호화 방법 및 장치와 그를 이용한 영상 부호화/복호화 방법 및 장치
KR101484171B1 (ko) * 2011-01-21 2015-01-23 에스케이 텔레콤주식회사 예측 움직임벡터 색인부호화에 기반한 움직임정보 생성/복원 장치 및 방법, 및 그것을 이용한 영상 부호화/복호화 장치 및 방법
US9288501B2 (en) * 2011-03-08 2016-03-15 Qualcomm Incorporated Motion vector predictors (MVPs) for bi-predictive inter mode in video coding
US9866859B2 (en) 2011-06-14 2018-01-09 Texas Instruments Incorporated Inter-prediction candidate index coding independent of inter-prediction candidate list construction in video coding
US9083983B2 (en) * 2011-10-04 2015-07-14 Qualcomm Incorporated Motion vector predictor candidate clipping removal for video coding
KR101960761B1 (ko) * 2011-11-24 2019-03-22 에스케이텔레콤 주식회사 모션 벡터의 예측 부호화/복호화 방법 및 장치
US20130272409A1 (en) * 2012-04-12 2013-10-17 Qualcomm Incorporated Bandwidth reduction in video coding through applying the same reference index
JP5983430B2 (ja) * 2013-01-25 2016-08-31 富士通株式会社 動画像符号化装置、動画像符号化方法及び動画像復号装置ならびに動画像復号方法
US10015515B2 (en) * 2013-06-21 2018-07-03 Qualcomm Incorporated Intra prediction from a predictive block
US9883197B2 (en) * 2014-01-09 2018-01-30 Qualcomm Incorporated Intra prediction of chroma blocks using the same vector
US9854237B2 (en) * 2014-10-14 2017-12-26 Qualcomm Incorporated AMVP and merge candidate list derivation for intra BC and inter prediction unification

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025147089A1 (ko) * 2024-01-03 2025-07-10 인텔렉추얼디스커버리 주식회사 비디오 복호화 방법 및 장치, 및 비디오 부호화 방법 및 장치
WO2025147090A1 (ko) * 2024-01-03 2025-07-10 인텔렉추얼디스커버리 주식회사 크로마 블록의 인트라 예측 방법, 이를 수행하는 비디오 부호화 및 복호화 장치
WO2025147175A1 (ko) * 2024-01-04 2025-07-10 주식회사 케이티 영상 부호화/복호화 방법 및 비트스트림을 저장하는 기록 매체
WO2025178381A1 (ko) * 2024-02-20 2025-08-28 현대자동차주식회사 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체

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