JP6640751B2 - ブロックベクトル導出を用いるイントラブロックコピー符号化のための方法およびシステム - Google Patents

ブロックベクトル導出を用いるイントラブロックコピー符号化のための方法およびシステム Download PDF

Info

Publication number
JP6640751B2
JP6640751B2 JP2016574117A JP2016574117A JP6640751B2 JP 6640751 B2 JP6640751 B2 JP 6640751B2 JP 2016574117 A JP2016574117 A JP 2016574117A JP 2016574117 A JP2016574117 A JP 2016574117A JP 6640751 B2 JP6640751 B2 JP 6640751B2
Authority
JP
Japan
Prior art keywords
vector
block
prediction
video
derived
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
JP2016574117A
Other languages
English (en)
Japanese (ja)
Other versions
JP2017522803A5 (enExample
JP2017522803A (ja
Inventor
ユーウェン ホー
ユーウェン ホー
イエン イエ
イエン イエ
シアオユー シウ
シアオユー シウ
Original Assignee
ヴィド スケール インコーポレイテッド
ヴィド スケール インコーポレイテッド
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ヴィド スケール インコーポレイテッド, ヴィド スケール インコーポレイテッド filed Critical ヴィド スケール インコーポレイテッド
Publication of JP2017522803A publication Critical patent/JP2017522803A/ja
Publication of JP2017522803A5 publication Critical patent/JP2017522803A5/ja
Application granted granted Critical
Publication of JP6640751B2 publication Critical patent/JP6640751B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • 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
    • H04N19/70—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
    • H04N19/10—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
    • H04N19/50—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
    • H04N19/90—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2016574117A 2014-06-19 2015-06-18 ブロックベクトル導出を用いるイントラブロックコピー符号化のための方法およびシステム Active JP6640751B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
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

Publications (3)

Publication Number Publication Date
JP2017522803A JP2017522803A (ja) 2017-08-10
JP2017522803A5 JP2017522803A5 (enExample) 2018-07-26
JP6640751B2 true JP6640751B2 (ja) 2020-02-05

Family

ID=53496980

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2016574117A Active JP6640751B2 (ja) 2014-06-19 2015-06-18 ブロックベクトル導出を用いるイントラブロックコピー符号化のための方法およびシステム

Country Status (7)

Country Link
US (4) US9877043B2 (enExample)
EP (2) EP3158753B1 (enExample)
JP (1) JP6640751B2 (enExample)
KR (2) KR20220079687A (enExample)
CN (2) CN106576178B (enExample)
TW (1) TWI679882B (enExample)
WO (1) WO2015195942A1 (enExample)

Families Citing this family (90)

* 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
CN105659602B (zh) 2013-10-14 2019-10-08 微软技术许可有限责任公司 用于视频和图像编码的帧内块复制预测模式的编码器侧选项
RU2654129C2 (ru) 2013-10-14 2018-05-16 МАЙКРОСОФТ ТЕКНОЛОДЖИ ЛАЙСЕНСИНГ, ЭлЭлСи Функциональные возможности режима внутреннего предсказания с блочным копированием для кодирования и декодирования видео и изображений
RU2669005C2 (ru) * 2014-01-03 2018-10-05 МАЙКРОСОФТ ТЕКНОЛОДЖИ ЛАЙСЕНСИНГ, ЭлЭлСи Предсказание вектора блока в кодировании/декодировании видео и изображений
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
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
KR102401946B1 (ko) 2014-03-04 2022-05-24 마이크로소프트 테크놀로지 라이센싱, 엘엘씨 인트라 블록 카피 예측에서의 스킵 모드 및 블록 플립핑
KR102311815B1 (ko) 2014-06-19 2021-10-13 마이크로소프트 테크놀로지 라이센싱, 엘엘씨 통합된 인트라 블록 카피 및 인터 예측 모드
KR101748620B1 (ko) * 2014-06-20 2017-07-04 성균관대학교산학협력단 영상의 부호화/복호화 방법 및 이를 이용하는 장치
WO2015194913A1 (ko) * 2014-06-20 2015-12-23 성균관대학교 산학협력단 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
CN107079161B (zh) * 2014-09-01 2020-11-20 寰发股份有限公司 用于屏幕内容以及视频编码的帧内图片块复制的方法
JP2017535145A (ja) 2014-09-30 2017-11-24 マイクロソフト テクノロジー ライセンシング，エルエルシー 波面並列処理が可能にされた場合のピクチャ内予測モードに関する規則
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
US10638129B2 (en) * 2015-04-27 2020-04-28 Lg Electronics Inc. Method for processing video signal and device for same
US10462468B2 (en) * 2015-09-08 2019-10-29 Mediatek Inc. Method and system of decoded picture buffer for intra block copy mode
US10812822B2 (en) * 2015-10-02 2020-10-20 Qualcomm Incorporated Intra block copy merge mode and padding of unavailable IBC reference region
KR102328179B1 (ko) * 2016-11-28 2021-11-18 한국전자통신연구원 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
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
CN119299668A (zh) * 2018-06-29 2025-01-10 韩国电子通信研究院 图像编码/解码方法以及存储比特流的记录介质
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
WO2020058896A1 (en) 2018-09-19 2020-03-26 Beijing Bytedance Network Technology Co., Ltd. Intra mode coding based on history information
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
CN110944207B (zh) 2018-09-23 2023-12-08 北京字节跳动网络技术有限公司 仿射模型的表示
US10764601B2 (en) * 2018-10-06 2020-09-01 Tencent America LLC Method and apparatus for video coding
WO2020084470A1 (en) 2018-10-22 2020-04-30 Beijing Bytedance Network Technology Co., Ltd. Storage of motion parameters with clipping for affine mode
CN117880493A (zh) 2018-11-13 2024-04-12 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
WO2020113156A1 (en) 2018-11-30 2020-06-04 Tencent America LLC Method and apparatus for video coding
US10904549B2 (en) 2018-12-13 2021-01-26 Tencent America LLC Method and apparatus for signaling of multi-hypothesis for skip and merge mode and signaling of distance offset table in merge with motion vector difference
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
WO2020130678A1 (ko) * 2018-12-21 2020-06-25 한국전자통신연구원 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
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
CN113383549B (zh) 2019-02-02 2025-09-09 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帧内缓冲区样点的预测
WO2020164627A1 (en) 2019-02-17 2020-08-20 Beijing Bytedance Network Technology Co., Ltd. Motion candidate list construction for intra block copy mode
US11825120B2 (en) * 2019-02-28 2023-11-21 Qualcomm Incorporated Subblock coding by generalized intra prediction in video coding
WO2020177659A1 (en) 2019-03-01 2020-09-10 Beijing Bytedance Network Technology Co., Ltd. Direction-based prediction for intra block copy in video coding
JP7405861B2 (ja) 2019-03-01 2023-12-26 北京字節跳動網絡技術有限公司 映像符号化におけるイントラブロックコピーのための方向に基づく予測
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
US12069299B2 (en) 2019-03-08 2024-08-20 Electronics And Telecommunications Research Institute Image encoding/decoding method and apparatus, and recording medium storing bitstream
CN114666602B (zh) * 2019-03-09 2024-06-14 腾讯美国有限责任公司 视频编解码方法、装置及介质
CN113574875B (zh) * 2019-03-11 2025-03-28 韩国电子通信研究院 对图像进行编码/解码的方法和发送比特流的方法
US10986353B2 (en) 2019-03-15 2021-04-20 Tencent America LLC Decoded picture buffer management for video coding
CA3132225A1 (en) * 2019-04-17 2020-10-22 Huawei Technologies Co., Ltd. An encoder, a decoder and corresponding methods of harmonizing matrix-based intra prediction and secondary transform core selection
US11350083B2 (en) * 2019-04-19 2022-05-31 Qualcomm Incorporated Intra block copy merging data syntax for video coding
JP7436519B2 (ja) 2019-05-31 2024-02-21 バイトダンス インコーポレイテッド イントラブロックコピー予測を備えたパレットモード
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
US20220166998A1 (en) * 2019-06-20 2022-05-26 Electronics And Telecommunications Research Institute Video encoding/decoding method and device, and bitstream storage medium
MX2021015089A (es) * 2019-06-20 2022-01-18 Jvckenwood Corp Dispositivo de codificacion de video, metodo de codificacion de video, programa de codificacion de video, dispositivo de decodificacion de video, metodo de decodificacion de video y programa de decodificacion de video.
CN114009037B (zh) 2019-06-22 2025-01-10 北京字节跳动网络技术有限公司 帧内块复制模式的运动候选列表构建
AU2020309663C1 (en) 2019-07-06 2023-12-14 Beijing Bytedance Network Technology Co., Ltd. Virtual prediction buffer for intra block copy in video coding
KR102635519B1 (ko) 2019-07-10 2024-02-07 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 비디오 코딩에서 인트라 블록 카피를 위한 샘플 식별
KR102695788B1 (ko) 2019-07-11 2024-08-14 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 비디오 코딩에서 인트라 블록 복사를 위한 비트스트림 적합 제약
MX2022000714A (es) 2019-07-25 2022-02-23 Beijing Bytedance Network Tech Co Ltd Restriccion de mapeo para bufer virtual de copia intrabloque.
EP3987790A4 (en) 2019-07-25 2022-08-31 Beijing Bytedance Network Technology Co., Ltd. SIZE RESTRICTION FOR VIRTUAL IN-BLOCK COPY BUFFER
CN114287129B (zh) 2019-08-24 2025-03-21 北京字节跳动网络技术有限公司 初始化基于历史的运动矢量预测器表
CN114342410B (zh) 2019-09-05 2025-03-21 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
CN114365495B (zh) 2019-09-09 2025-03-21 北京字节跳动网络技术有限公司 帧内块复制编码与解码
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
KR20240171166A (ko) 2019-09-23 2024-12-06 두인 비전 컴퍼니 리미티드 가상 파이프라인 데이터 유닛에 기초한 인트라 블록 복사 가상 버퍼의 설정
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
WO2022117104A1 (en) 2020-12-06 2022-06-09 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
US12192510B2 (en) * 2021-09-28 2025-01-07 Ofinno, Llc Validity determination of block vector candidates
US12348728B2 (en) 2021-09-28 2025-07-01 Ofinno, Llc Block vector difference signaling for intra block copy
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
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
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

Also Published As

Publication number Publication date
US10284874B2 (en) 2019-05-07
KR102402622B1 (ko) 2022-05-27
CN111432220B (zh) 2022-05-06
US20180160141A1 (en) 2018-06-07
US20150373366A1 (en) 2015-12-24
EP4033766A1 (en) 2022-07-27
TW201618548A (zh) 2016-05-16
KR20170023086A (ko) 2017-03-02
CN106576178B (zh) 2020-03-13
EP3158753A1 (en) 2017-04-26
TWI679882B (zh) 2019-12-11
CN111432220A (zh) 2020-07-17
EP3158753B1 (en) 2021-12-08
WO2015195942A1 (en) 2015-12-23
US20190200038A1 (en) 2019-06-27
US9877043B2 (en) 2018-01-23
CN106576178A (zh) 2017-04-19
JP2017522803A (ja) 2017-08-10
US20200404321A1 (en) 2020-12-24
KR20220079687A (ko) 2022-06-13

Similar Documents

Publication Publication Date Title
JP6640751B2 (ja) ブロックベクトル導出を用いるイントラブロックコピー符号化のための方法およびシステム
EP3158754B1 (en) Methods and systems for intra block copy search enhancement
KR102355224B1 (ko) 무손실 비디오 코딩의 시그널링을 위한 방법 및 장치
CN113287300B (zh) 针对照度补偿的块大小限制
US20170289566A1 (en) Intra block copy coding with temporal block vector prediction
US9648319B2 (en) Device and method for scalable coding of video information based on high efficiency video coding
WO2017184970A1 (en) Prediction systems and methods for video coding based on filtering nearest neighboring pixels

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20180618

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20180618

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20190528

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20190604

A601 Written request for extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A601

Effective date: 20190904

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20191015

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20191105

A601 Written request for extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A601

Effective date: 20191205

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20191226

R150 Certificate of patent or registration of utility model

Ref document number: 6640751

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

S111 Request for change of ownership or part of ownership

Free format text: JAPANESE INTERMEDIATE CODE: R313113

R350 Written notification of registration of transfer

Free format text: JAPANESE INTERMEDIATE CODE: R350

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250