CA2956082C - Unify intra block copy and inter prediction - Google Patents
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- CA2956082C CA2956082C CA2956082A CA2956082A CA2956082C CA 2956082 C CA2956082 C CA 2956082C CA 2956082 A CA2956082 A CA 2956082A CA 2956082 A CA2956082 A CA 2956082A CA 2956082 C CA2956082 C CA 2956082C
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- 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
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- 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
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- 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
- H04N19/517—Processing of motion vectors by encoding
- H04N19/52—Processing of motion vectors by encoding by predictive encoding
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- 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
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- 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
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- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Compression Of Band Width Or Redundancy In Fax (AREA)
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Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201462040985P | 2014-08-22 | 2014-08-22 | |
| US62/040,985 | 2014-08-22 | ||
| US14/831,644 US10412387B2 (en) | 2014-08-22 | 2015-08-20 | Unified intra-block copy and inter-prediction |
| US14/831,644 | 2015-08-20 | ||
| PCT/US2015/046351 WO2016029144A1 (en) | 2014-08-22 | 2015-08-21 | Unify intra block copy and inter prediction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2956082A1 CA2956082A1 (en) | 2016-02-25 |
| CA2956082C true CA2956082C (en) | 2023-12-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CA2956082A Active CA2956082C (en) | 2014-08-22 | 2015-08-21 | Unify intra block copy and inter prediction |
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Families Citing this family (113)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11109036B2 (en) | 2013-10-14 | 2021-08-31 | Microsoft Technology Licensing, Llc | Encoder-side options for intra block copy prediction mode for video and image coding |
| 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 |
| AU2013403225B2 (en) | 2013-10-14 | 2018-06-14 | Microsoft Technology Licensing, Llc | Features of base color index map mode for video and image coding and decoding |
| AU2014376061B8 (en) | 2014-01-03 | 2019-05-30 | 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 |
| US10542274B2 (en) | 2014-02-21 | 2020-01-21 | Microsoft Technology Licensing, Llc | Dictionary encoding and decoding of screen content |
| KR102413529B1 (ko) | 2014-06-19 | 2022-06-24 | 마이크로소프트 테크놀로지 라이센싱, 엘엘씨 | 통합된 인트라 블록 카피 및 인터 예측 모드 |
| EP3180917B1 (en) * | 2014-09-01 | 2022-04-20 | HFI Innovation Inc. | Method of intra picture block copy for screen content and video coding |
| US10455231B2 (en) * | 2014-09-30 | 2019-10-22 | Hfi Innovation Inc. | Method of adaptive motion vector resolution for video coding |
| 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 |
| GB2531003A (en) * | 2014-10-06 | 2016-04-13 | Canon Kk | Method and apparatus for vector encoding in video coding and decoding |
| US9918105B2 (en) * | 2014-10-07 | 2018-03-13 | Qualcomm Incorporated | Intra BC and inter unification |
| US9854237B2 (en) | 2014-10-14 | 2017-12-26 | Qualcomm Incorporated | AMVP and merge candidate list derivation for intra BC and inter prediction unification |
| CN112584139B (zh) * | 2014-11-27 | 2024-08-13 | 株式会社Kt | 对视频信号进行解码或编码的方法 |
| US10958927B2 (en) | 2015-03-27 | 2021-03-23 | Qualcomm Incorporated | Motion information derivation mode determination in video coding |
| TWI816224B (zh) * | 2015-06-08 | 2023-09-21 | 美商Ｖｉｄ衡器股份有限公司 | 視訊解碼或編碼方法及裝置 |
| EP3308540B1 (en) | 2015-06-09 | 2020-04-15 | Microsoft Technology Licensing, LLC | Robust encoding/decoding of escape-coded pixels in palette mode |
| US10666936B2 (en) * | 2015-12-17 | 2020-05-26 | Samsung Electronics Co., Ltd. | Video decoding method and video decoding apparatus using merge candidate list |
| EP3405907B1 (en) | 2016-01-18 | 2022-05-04 | Advanced Micro Devices, Inc. | Performing anti-aliasing operations in a computing system |
| US10812791B2 (en) | 2016-09-16 | 2020-10-20 | Qualcomm Incorporated | Offset vector identification of temporal motion vector predictor |
| KR20190045907A (ko) | 2016-09-16 | 2019-05-03 | 소니 주식회사 | 화상 처리 장치 및 화상 처리 방법 |
| CN110100440B (zh) * | 2016-12-22 | 2023-04-25 | 株式会社Kt | 一种用于对视频进行解码、编码的方法 |
| US10681370B2 (en) * | 2016-12-29 | 2020-06-09 | Qualcomm Incorporated | Motion vector generation for affine motion model for video coding |
| US12063387B2 (en) * | 2017-01-05 | 2024-08-13 | Hfi Innovation Inc. | Decoder-side motion vector restoration for video coding |
| US10701366B2 (en) * | 2017-02-21 | 2020-06-30 | Qualcomm Incorporated | Deriving motion vector information at a video decoder |
| US10701391B2 (en) * | 2017-03-23 | 2020-06-30 | Qualcomm Incorporated | Motion vector difference (MVD) prediction |
| US10531085B2 (en) * | 2017-05-09 | 2020-01-07 | Futurewei Technologies, Inc. | Coding chroma samples in video compression |
| CN110800302A (zh) * | 2017-06-07 | 2020-02-14 | 联发科技股份有限公司 | 用于视频编解码的帧内-帧间预测的方法及装置 |
| SG11201913273XA (en) * | 2017-06-30 | 2020-01-30 | Huawei Tech Co Ltd | Error resilience and parallel processing for decoder side motion vector derivation |
| CN109428942A (zh) * | 2017-09-05 | 2019-03-05 | 南京南瑞继保电气有限公司 | 一种多现场文件服务系统及文件服务器跨现场同步方法 |
| US11012715B2 (en) | 2018-02-08 | 2021-05-18 | Qualcomm Incorporated | Intra block copy for video coding |
| US10764605B2 (en) * | 2018-02-14 | 2020-09-01 | Qualcomm Incorporated | Intra prediction for 360-degree video |
| CN118381903A (zh) * | 2018-03-21 | 2024-07-23 | Lx 半导体科技有限公司 | 图像编码/解码方法、存储介质以及图像数据的发送方法 |
| US10462483B1 (en) * | 2018-04-26 | 2019-10-29 | Tencent America LLC | Method and apparatus for video coding |
| US10448025B1 (en) * | 2018-05-11 | 2019-10-15 | Tencent America LLC | Method and apparatus for video coding |
| WO2019234606A1 (en) | 2018-06-05 | 2019-12-12 | Beijing Bytedance Network Technology Co., Ltd. | Interaction between ibc and atmvp |
| CN110620929B (zh) * | 2018-06-19 | 2023-04-18 | 北京字节跳动网络技术有限公司 | 没有运动矢量预测截断的选择的运动矢量差精度 |
| CN110636298B (zh) | 2018-06-21 | 2022-09-13 | 北京字节跳动网络技术有限公司 | 对于Merge仿射模式和非Merge仿射模式的统一约束 |
| CN110636300B (zh) * | 2018-06-21 | 2022-07-29 | 北京字节跳动网络技术有限公司 | 颜色分量之间的子块运动矢量继承 |
| CA3104570C (en) * | 2018-06-28 | 2023-05-23 | Huawei Technologies Co., Ltd. | Memory access window and padding for motion vector refinement and motion compensation |
| 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 |
| CA3108468A1 (en) * | 2018-08-06 | 2020-02-13 | Electronics And Telecommunications Research Institute | Image encoding/decoding method and device, and recording medium storing bitstream |
| EP3831070B1 (en) | 2018-08-17 | 2025-11-26 | Huawei Technologies Co., Ltd. | Reference picture management in video coding |
| CN116980591B (zh) * | 2018-08-29 | 2024-03-15 | 北京达佳互联信息技术有限公司 | 视频编码的方法、计算设备和存储介质 |
| EP4152748A1 (en) | 2018-09-02 | 2023-03-22 | LG Electronics, Inc. | Method and apparatus for processing image signal |
| SG11202101822SA (en) | 2018-09-07 | 2021-03-30 | Huawei Tech Co Ltd | Method and apparatus for interpolation filtering for intra- and inter-prediction in video coding |
| WO2020058895A1 (en) * | 2018-09-19 | 2020-03-26 | Beijing Bytedance Network Technology Co., Ltd. | Selection of adjacent neighboring block for intra coding |
| US10848782B2 (en) * | 2018-09-21 | 2020-11-24 | Tencent America LLC | Method and apparatus for video coding |
| WO2020065518A1 (en) | 2018-09-24 | 2020-04-02 | Beijing Bytedance Network Technology Co., Ltd. | Bi-prediction with weights in video coding and decoding |
| WO2020084476A1 (en) | 2018-10-22 | 2020-04-30 | Beijing Bytedance Network Technology Co., Ltd. | Sub-block based prediction |
| US11758164B2 (en) * | 2018-10-23 | 2023-09-12 | Tencent America LLC | Method and apparatus for video coding |
| WO2020084556A1 (en) | 2018-10-24 | 2020-04-30 | Beijing Bytedance Network Technology Co., Ltd. | Sub-block motion candidate list in video coding |
| WO2020094151A1 (en) | 2018-11-10 | 2020-05-14 | Beijing Bytedance Network Technology Co., Ltd. | Rounding in pairwise average candidate calculations |
| CN111630865B (zh) | 2018-11-12 | 2023-06-27 | 北京字节跳动网络技术有限公司 | 广义双向预测模式的线缓冲器减少 |
| 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 |
| WO2020103870A1 (en) | 2018-11-20 | 2020-05-28 | Beijing Bytedance Network Technology Co., Ltd. | Inter prediction with refinement in video processing |
| WO2020103935A1 (en) | 2018-11-22 | 2020-05-28 | Beijing Bytedance Network Technology Co., Ltd. | Blending method for inter prediction with geometry partition |
| KR102660160B1 (ko) | 2018-11-22 | 2024-04-24 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 서브 블록 기반 인터 예측을 위한 조정 방법 |
| WO2020125798A1 (en) | 2018-12-22 | 2020-06-25 | Beijing Bytedance Network Technology Co., Ltd. | Intra block copy mode with dual tree partition |
| US11122288B2 (en) * | 2018-12-06 | 2021-09-14 | Qualcomm Incorporated | Spatio-temporal motion vector prediction patterns for video coding |
| EP4651483A2 (en) | 2018-12-07 | 2025-11-19 | Samsung Electronics Co., Ltd. | Video decoding method and device, and video encoding method and device |
| KR20210091208A (ko) * | 2018-12-12 | 2021-07-21 | 주식회사 윌러스표준기술연구소 | 현재 픽쳐 참조를 이용한 비디오 신호 처리 방법 및 장치 |
| CN111385570B (zh) * | 2018-12-28 | 2021-11-02 | 杭州海康威视数字技术股份有限公司 | 编码方法、解码方法及装置 |
| CN113261290B (zh) | 2018-12-28 | 2024-03-12 | 北京字节跳动网络技术有限公司 | 基于修改历史的运动预测 |
| CN111010577B (zh) * | 2018-12-31 | 2022-03-01 | 北京达佳互联信息技术有限公司 | 一种视频编码中帧内帧间联合预测的方法和设备及介质 |
| CN118555409B (zh) * | 2018-12-31 | 2025-04-01 | 北京达佳互联信息技术有限公司 | 用于在视频编解码中信令发送运动合并模式的系统和方法 |
| WO2020141886A1 (ko) | 2019-01-02 | 2020-07-09 | 엘지전자 주식회사 | Sbtmvp 기반 인터 예측 방법 및 장치 |
| US11659166B2 (en) | 2019-01-02 | 2023-05-23 | Lg Electronics Inc. | Method and apparatus for coding image by using MMVD based on CPR |
| WO2020141932A1 (ko) * | 2019-01-04 | 2020-07-09 | 엘지전자 주식회사 | Cpr 기반 mmvd를 이용하는 인터 예측 방법 및 장치 |
| KR20250079235A (ko) | 2019-01-06 | 2025-06-04 | 베이징 다지아 인터넷 인포메이션 테크놀로지 컴퍼니 리미티드 | 양방향 광학 흐름을 위한 비트 폭 제어 |
| CN113475078A (zh) * | 2019-01-08 | 2021-10-01 | 腾讯美国有限责任公司 | 用于小帧间块的存储器带宽减小的方法和装置 |
| US11095915B2 (en) * | 2019-01-31 | 2021-08-17 | Qualcomm Incorporated | Shared motion vector predictor list for intra block copy mode in video coding |
| KR20210123300A (ko) | 2019-02-02 | 2021-10-13 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 비디오 코딩에서 인트라 블록 복사를 위한 버퍼 관리 |
| CN113366846B (zh) | 2019-02-02 | 2025-08-29 | 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更新 |
| US11190800B2 (en) * | 2019-02-07 | 2021-11-30 | Qualcomm Incorporated | Motion vector predictor list generation for intra block copy mode in video coding |
| CN117714694A (zh) | 2019-02-17 | 2024-03-15 | 北京字节跳动网络技术有限公司 | 处理视频数据的方法、装置和计算机可读记录介质 |
| CN118870031A (zh) | 2019-02-19 | 2024-10-29 | 数码士有限公司 | 基于帧内预测的视频信号处理方法和设备 |
| EP4679827A3 (en) | 2019-02-20 | 2026-01-28 | Beijing Dajia Internet Information Technology Co., Ltd. | Constrained motion vector derivation for long-term reference pictures in video coding |
| CN113508597B (zh) | 2019-03-01 | 2023-11-21 | 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基于方向的预测 |
| WO2020177661A1 (en) | 2019-03-01 | 2020-09-10 | Beijing Bytedance Network Technology Co., Ltd. | Order-based updating 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 |
| CN118945339A (zh) * | 2019-03-11 | 2024-11-12 | 弗劳恩霍夫应用研究促进协会 | 编码器和解码器、编码方法和解码方法 |
| CN113709475B (zh) | 2019-03-11 | 2022-11-01 | 杭州海康威视数字技术股份有限公司 | 一种编解码方法、装置及其设备 |
| US12058342B2 (en) * | 2019-03-13 | 2024-08-06 | Lg Electronics Inc. | Image encoding/decoding method and device using IBC prediction, and method for transmitting bitstream |
| US11240516B2 (en) * | 2019-03-20 | 2022-02-01 | Tencent America LLC | Coding mode signaling for small blocks |
| CN113647108B (zh) | 2019-03-27 | 2024-11-19 | 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 |
| WO2020200235A1 (en) * | 2019-04-01 | 2020-10-08 | Beijing Bytedance Network Technology Co., Ltd. | Half-pel interpolation filter in intra block copy coding mode |
| WO2020259677A1 (en) * | 2019-06-28 | 2020-12-30 | Beijing Bytedance Network Technology Co., Ltd. | Validity checks for a block vectors for intra block copy in video coding |
| BR112022000187A2 (pt) | 2019-07-06 | 2022-02-22 | Beijing Bytedance Network Tech Co Ltd | Método de processamento de dados de vídeo, aparelho para processar dados de vídeo, meio de armazenamento não transitório legível por computador, meio de gravação não transitório legível por computador |
| CN117395398A (zh) | 2019-07-10 | 2024-01-12 | 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样点标识 |
| CN114097221B (zh) | 2019-07-11 | 2024-01-12 | 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比特流一致性约束 |
| EP3987790A4 (en) | 2019-07-25 | 2022-08-31 | Beijing Bytedance Network Technology Co., Ltd. | SIZE RESTRICTION FOR VIRTUAL IN-BLOCK COPY BUFFER |
| KR20220036937A (ko) | 2019-07-25 | 2022-03-23 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 인트라 블록 복사 가상 버퍼에 대한 매핑 제한 |
| CN114208184B (zh) * | 2019-08-13 | 2025-01-07 | 北京字节跳动网络技术有限公司 | 基于子块的帧间预测中的运动精度 |
| WO2021027862A1 (en) | 2019-08-13 | 2021-02-18 | Beijing Bytedance Network Technology Co., Ltd. | Motion precision in sub-block based inter prediction |
| EP3997881A4 (en) | 2019-08-20 | 2022-09-14 | Beijing Bytedance Network Technology Co., Ltd. | SELECTIVE USE OF ALTERNATIVE INTERPOLATION FILTERS IN VIDEO PROCESSING |
| 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 |
| CN114365490B (zh) | 2019-09-09 | 2024-06-18 | 北京字节跳动网络技术有限公司 | 高精度图像和视频编解码的系数缩放 |
| WO2021047631A1 (en) | 2019-09-13 | 2021-03-18 | Beijing Bytedance Network Technology Co., Ltd. | Derivation of collocated motion vectors |
| CN120956917A (zh) | 2019-09-20 | 2025-11-14 | 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 |
| KR102661314B1 (ko) | 2019-09-21 | 2024-04-30 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 이미지 및 비디오 코딩을 위한 고정밀 변환 및 양자화 |
| WO2021052507A1 (en) | 2019-09-22 | 2021-03-25 | Beijing Bytedance Network Technology Co., Ltd. | Sub-picture coding and decoding of video |
| KR102735189B1 (ko) | 2019-09-23 | 2024-11-28 | 두인 비전 컴퍼니 리미티드 | 가상 파이프라인 데이터 유닛에 기초한 인트라 블록 복사 가상 버퍼의 설정 |
| US11076151B2 (en) | 2019-09-30 | 2021-07-27 | Ati Technologies Ulc | Hierarchical histogram calculation with application to palette table derivation |
| CA3250571A1 (en) * | 2019-10-28 | 2025-10-30 | Nokia Technologies Oy | Image encoding/decoding method and device using adaptive color transform, and method for transmitting bitstream |
| US11589037B2 (en) * | 2019-12-20 | 2023-02-21 | Qualcomm Incorporated | Motion compensation using size of reference picture |
| US20230055497A1 (en) * | 2020-01-06 | 2023-02-23 | Hyundai Motor Company | Image encoding and decoding based on reference picture having different resolution |
| US11915337B2 (en) | 2020-03-13 | 2024-02-27 | Advanced Micro Devices, Inc. | Single pass downsampler |
| CN115362674A (zh) | 2020-03-18 | 2022-11-18 | 抖音视界有限公司 | 帧内块复制缓冲区和调色板预测值更新 |
| CN117528069A (zh) * | 2020-05-22 | 2024-02-06 | 腾讯科技（深圳）有限公司 | 位移矢量预测方法、装置及设备 |
| EP3972279A1 (en) | 2020-09-17 | 2022-03-23 | Lemon Inc. | Subpicture track referencing and processing |
| CN119605174A (zh) * | 2022-07-22 | 2025-03-11 | 联发科技股份有限公司 | 视频编解码中的参考列表重新排序 |
| WO2025121534A1 (ko) * | 2023-12-06 | 2025-06-12 | 광운대학교 산학협력단 | 화면 내 블록 복사의 효과적인 움직임 벡터 예측 방법, 장치 및 기록매체 |
Family Cites Families (34)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1615590A (zh) * | 2002-01-23 | 2005-05-11 | 皇家飞利浦电子股份有限公司 | 数字信息信号的数据压缩和扩展 |
| JP2005167852A (ja) | 2003-12-04 | 2005-06-23 | Matsushita Electric Ind Co Ltd | 動きベクトル検出方法、及び動きベクトル検出装置 |
| US8054886B2 (en) | 2007-02-21 | 2011-11-08 | Microsoft Corporation | Signaling and use of chroma sample positioning information |
| BRPI0809668B1 (pt) | 2007-04-09 | 2020-07-28 | Nokia Technologies Oy | vetores de movimento de alta precisão para codificação de vídeos com baixa complexidade de codificação e decodificação |
| US9078007B2 (en) * | 2008-10-03 | 2015-07-07 | Qualcomm Incorporated | Digital video coding with interpolation filters and offsets |
| US8929443B2 (en) | 2009-01-09 | 2015-01-06 | Microsoft Corporation | Recovering from dropped frames in real-time transmission of video over IP networks |
| KR101457894B1 (ko) | 2009-10-28 | 2014-11-05 | 삼성전자주식회사 | 영상 부호화 방법 및 장치, 복호화 방법 및 장치 |
| US20120051431A1 (en) * | 2010-08-25 | 2012-03-01 | Qualcomm Incorporated | Motion direction based adaptive motion vector resolution signaling for video coding |
| US9066102B2 (en) | 2010-11-17 | 2015-06-23 | Qualcomm Incorporated | Reference picture list construction for generalized P/B frames in video coding |
| CN105847831B (zh) | 2010-11-23 | 2019-08-09 | Lg电子株式会社 | 视频编码装置和视频解码装置 |
| US9008181B2 (en) | 2011-01-24 | 2015-04-14 | Qualcomm Incorporated | Single reference picture list utilization for interprediction video coding |
| US20120230407A1 (en) * | 2011-03-11 | 2012-09-13 | General Instrument Corporation | Interpolation Filter Selection Using Prediction Index |
| JP5837575B2 (ja) * | 2011-04-12 | 2015-12-24 | 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 | 動画像符号化方法、動画像符号化装置、動画像復号化方法、動画像復号化装置、および動画像符号化復号化装置 |
| CN108632608B (zh) | 2011-09-29 | 2022-07-29 | 夏普株式会社 | 图像解码装置、图像解码方法、图像编码装置及图像编码方法 |
| AU2012323631B2 (en) * | 2011-10-11 | 2015-09-17 | Mediatek Inc. | Method and apparatus of motion and disparity vector derivation for 3D video coding and HEVC |
| WO2013059470A1 (en) * | 2011-10-21 | 2013-04-25 | Dolby Laboratories Licensing Corporation | Weighted predictions based on motion information |
| TWI863690B (zh) * | 2012-01-19 | 2024-11-21 | 美商內數位Ｖｃ控股公司 | 影像編碼參考圖像清單發信及建構方法及裝置 |
| US9549182B2 (en) | 2012-07-11 | 2017-01-17 | Qualcomm Incorporated | Repositioning of prediction residual blocks in video coding |
| WO2014103529A1 (ja) | 2012-12-28 | 2014-07-03 | シャープ株式会社 | 画像復号装置、およびデータ構造 |
| US9674542B2 (en) | 2013-01-02 | 2017-06-06 | Qualcomm Incorporated | Motion vector prediction for video coding |
| BR112015004956A2 (pt) | 2013-07-12 | 2018-04-17 | Sony Corp | aparelhos de codificação e de decodificação de imagem, e, métodos de codificação e de decodificação de imagem. |
| US20150098504A1 (en) | 2013-10-09 | 2015-04-09 | Qualcomm Incorporated | Block vector coding for intra block copying |
| GB2519514A (en) | 2013-10-11 | 2015-04-29 | Canon Kk | Method and apparatus for displacement vector component prediction in video coding and decoding |
| US9883197B2 (en) | 2014-01-09 | 2018-01-30 | Qualcomm Incorporated | Intra prediction of chroma blocks using the same vector |
| US20150271515A1 (en) | 2014-01-10 | 2015-09-24 | Qualcomm Incorporated | Block vector coding for intra block copy in video coding |
| WO2015113510A1 (en) * | 2014-01-29 | 2015-08-06 | Mediatek Inc. | Method and apparatus for adaptive motion vector precision |
| EP3078192B1 (en) | 2014-02-21 | 2019-12-04 | MediaTek Singapore Pte Ltd. | Method of video coding using prediction based on intra picture block copy |
| US9756354B2 (en) | 2014-03-17 | 2017-09-05 | Qualcomm Incorporated | Block vector predictor for intra block copying |
| US10432928B2 (en) | 2014-03-21 | 2019-10-01 | Qualcomm Incorporated | Using a current picture as a reference for video coding |
| WO2015195942A1 (en) * | 2014-06-19 | 2015-12-23 | Vid Scale, Inc. | Methods and systems for intra block copy coding with block vector derivation |
| US20150373362A1 (en) | 2014-06-19 | 2015-12-24 | Qualcomm Incorporated | Deblocking filter design for intra block copy |
| KR102413529B1 (ko) * | 2014-06-19 | 2022-06-24 | 마이크로소프트 테크놀로지 라이센싱, 엘엘씨 | 통합된 인트라 블록 카피 및 인터 예측 모드 |
| US9930341B2 (en) | 2014-06-20 | 2018-03-27 | Qualcomm Incorporated | Block vector coding for intra block copying |
| US9918105B2 (en) | 2014-10-07 | 2018-03-13 | Qualcomm Incorporated | Intra BC and inter unification |
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