TWI679882B - 具區塊向量衍生區塊內複製編碼方法及系統 - Google Patents
具區塊向量衍生區塊內複製編碼方法及系統 Download PDFInfo
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- TWI679882B TWI679882B TW104119945A TW104119945A TWI679882B TW I679882 B TWI679882 B TW I679882B TW 104119945 A TW104119945 A TW 104119945A TW 104119945 A TW104119945 A TW 104119945A TW I679882 B TWI679882 B TW I679882B
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Applications Claiming Priority (2)
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| US201462014664P | 2014-06-19 | 2014-06-19 | |
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Publications (2)
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Families Citing this family (91)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102835114B (zh) * | 2010-04-13 | 2016-06-15 | 松下电器（美国）知识产权公司 | 图像解码方法及图像解码装置 |
| 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 |
| KR102170169B1 (ko) | 2013-10-14 | 2020-10-26 | 마이크로소프트 테크놀로지 라이센싱, 엘엘씨 | 비디오 및 이미지 코딩 및 디코딩을 위한 인트라 블록 카피 예측 모드의 피쳐 |
| CA2934699A1 (en) * | 2014-01-03 | 2015-07-09 | Microsoft Technology Licensing, Llc | Block vector prediction in video and image coding/decoding |
| 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 |
| JP2017512026A (ja) | 2014-03-04 | 2017-04-27 | 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 | イントラブロックコピー予測におけるブロック反転及びスキップモード |
| KR102780333B1 (ko) | 2014-06-19 | 2025-03-12 | 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 |
| CA3171803A1 (en) | 2014-09-30 | 2016-04-07 | Microsoft Technology Licensing, Llc | Rules for intra-picture prediction modes when wavefront parallel processing is enabled |
| US10516882B2 (en) | 2015-01-29 | 2019-12-24 | Vid Scale, Inc. | Intra-block copy searching |
| KR102583501B1 (ko) * | 2015-04-27 | 2023-09-27 | 엘지전자 주식회사 | 비디오 신호의 처리 방법 및 이를 위한 장치 |
| JP6568306B2 (ja) * | 2015-09-08 | 2019-08-28 | 聯發科技股▲ふん▼有限公司Ｍｅｄｉａｔｅｋ Ｉｎｃ． | イントラ・ブロック・コピーモードの復号化ピクチャバッファの方法およびシステム |
| 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 |
| CN110933440B (zh) | 2018-09-19 | 2023-08-29 | 北京字节跳动网络技术有限公司 | 用于视频处理的方法、装置和非暂时性计算机可读介质 |
| 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 |
| US10848782B2 (en) | 2018-09-21 | 2020-11-24 | Tencent America LLC | Method and apparatus for video coding |
| 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 |
| WO2020084470A1 (en) | 2018-10-22 | 2020-04-30 | Beijing Bytedance Network Technology Co., Ltd. | Storage of motion parameters with clipping for affine mode |
| 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 |
| 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 |
| 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 |
| CN120856897A (zh) | 2019-02-02 | 2025-10-28 | 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 |
| KR20240117647A (ko) | 2019-02-02 | 2024-08-01 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 비디오 코딩에서 인트라 블록 복사를 위한 버퍼 관리 |
| WO2020164630A1 (en) | 2019-02-17 | 2020-08-20 | Beijing Bytedance Network Technology Co., Ltd. | Signaling of intra block copy merge candidates |
| US11825120B2 (en) * | 2019-02-28 | 2023-11-21 | Qualcomm Incorporated | Subblock coding by generalized intra prediction in video coding |
| EP3915265A4 (en) | 2019-03-01 | 2022-06-22 | Beijing Bytedance Network Technology Co., Ltd. | DIRECTION-BASED PREDICTION FOR INTRA BLOCK COPY IN VIDEO CODING |
| CN113545068B (zh) | 2019-03-01 | 2023-09-15 | 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顺序的更新 |
| 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 |
| CN113574868B (zh) | 2019-03-08 | 2025-02-14 | 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 |
| EP3769534A4 (en) * | 2019-03-09 | 2021-12-15 | Tencent America LLC | METHOD AND DEVICE FOR VIDEO ENCODING |
| CN120075435A (zh) * | 2019-03-11 | 2025-05-30 | 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 |
| KR20250152693A (ko) | 2019-04-17 | 2025-10-23 | 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 |
| CN113906758B (zh) | 2019-05-31 | 2025-06-20 | 字节跳动有限公司 | 调色板模式与帧内块复制预测 |
| CN113940082A (zh) | 2019-06-06 | 2022-01-14 | 北京字节跳动网络技术有限公司 | 基于子块的帧内块复制和不同编解码工具之间的交互 |
| WO2020253650A1 (en) | 2019-06-16 | 2020-12-24 | Beijing Bytedance Network Technology Co., Ltd. | Interaction between screen content coding tools and motion information |
| WO2020256528A1 (ko) * | 2019-06-20 | 2020-12-24 | 한국전자통신연구원 | 비디오 부호화/복호화 방법, 장치 및 비트스트림 저장 매체 |
| EP3989545A4 (en) * | 2019-06-20 | 2022-08-17 | JVCKenwood Corporation | VIDEO CODING DEVICE, VIDEO CODING METHOD, VIDEO CODING PROGRAM, VIDEO DECODING DEVICE, VIDEO DECODING METHOD, AND VIDEO DECODING PROGRAM |
| 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 |
| CA3146016C (en) | 2019-07-06 | 2024-05-07 | 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 |
| EP3981146A4 (en) | 2019-07-11 | 2022-08-03 | Beijing Bytedance Network Technology Co., Ltd. | BITSTREAM COMPLIANCE CONSTRAINTS FOR INTRA-BLOCK COPY IN VIDEO ENCODING |
| CN117499659A (zh) | 2019-07-25 | 2024-02-02 | 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 |
| MX2022000714A (es) | 2019-07-25 | 2022-02-23 | Beijing Bytedance Network Tech Co Ltd | Restriccion de mapeo para bufer virtual de copia intrabloque. |
| CN114287134B (zh) | 2019-08-24 | 2025-06-27 | 北京字节跳动网络技术有限公司 | 块矢量的上下文自适应编解码 |
| 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 |
| KR20220053580A (ko) | 2019-09-09 | 2022-04-29 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 인트라 블록 복제 코딩 및 디코딩 |
| 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 |
| WO2021057751A1 (en) | 2019-09-23 | 2021-04-01 | Beijing Bytedance Network Technology Co., Ltd. | Setting intra-block copy virtual buffer based on virtual pipeline data unit |
| WO2021125904A1 (ko) * | 2019-12-19 | 2021-06-24 | 주식회사 케이티 | 비디오 신호 처리 방법 및 장치 |
| 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 |
| 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 |
| EP4241446A4 (en) | 2020-12-06 | 2024-05-01 | Zhejiang Dahua Technology Co., Ltd. | Systems and methods for video processing |
| 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 |
| WO2022211411A1 (ko) * | 2021-04-02 | 2022-10-06 | 현대자동차주식회사 | 적응적 공간해상도를 갖는 블록벡터를 이용하는 비디오 코딩방법 및 장치 |
| 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 |
| CN120266474A (zh) * | 2022-11-23 | 2025-07-04 | 抖音视界有限公司 | 用于视频处理的方法、装置和介质 |
| 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 |
| WO2025178381A1 (ko) * | 2024-02-20 | 2025-08-28 | 현대자동차주식회사 | 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140050265A1 (en) * | 2009-06-30 | 2014-02-20 | Qualcomm Incorporated | Video coding based on first order prediction and pre-defined second order prediction mode |
Family Cites Families (13)
| 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 |
| 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 |
-
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140050265A1 (en) * | 2009-06-30 | 2014-02-20 | Qualcomm Incorporated | Video coding based on first order prediction and pre-defined second order prediction mode |
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