JP7337072B2 - エンコーディングおよびデコーディングのレイテンシ低減に基づく、テンプレートによるインター予測技術 - Google Patents
エンコーディングおよびデコーディングのレイテンシ低減に基づく、テンプレートによるインター予測技術 Download PDFInfo
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| US201862650956P | 2018-03-30 | 2018-03-30 | |
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| US201862656247P | 2018-04-11 | 2018-04-11 | |
| US62/656,247 | 2018-04-11 | ||
| PCT/US2019/023557 WO2019190907A1 (en) | 2018-03-30 | 2019-03-22 | Template-based inter prediction techniques based on encoding and decoding latency reduction |
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| JP2021518059A JP2021518059A (ja) | 2021-07-29 |
| JP2021518059A5 JP2021518059A5 (enExample) | 2022-03-25 |
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| JP7334730B2 (ja) * | 2018-03-30 | 2023-08-29 | ソニーグループ株式会社 | 画像処理装置および方法 |
| KR20210006355A (ko) * | 2018-05-07 | 2021-01-18 | 인터디지털 브이씨 홀딩스 인코포레이티드 | 인코딩/디코딩에서의 데이터 의존성 |
| JP7666928B2 (ja) * | 2018-05-28 | 2025-04-22 | インターデジタル ヴイシー ホールディングス， インコーポレイテッド | 符号化／復号化におけるデータ依存関係 |
| EP3868098B1 (en) * | 2019-01-18 | 2024-07-10 | Huawei Technologies Co., Ltd. | Method and apparatus of local illumination compensation for predictive coding |
| US11533491B2 (en) * | 2019-08-28 | 2022-12-20 | Qualcomm Incorporated | Picture and sub-picture boundary processing for combined bilateral filter and Hadamard transform domain filter as in-loop filters |
| US11412264B2 (en) * | 2019-09-24 | 2022-08-09 | Qualcomm Incorporated | Parameter set signaling for video coding |
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| WO2021130374A1 (en) * | 2019-12-27 | 2021-07-01 | Interdigital Vc Holdings France | Transform coding for inter-predicted video data |
| WO2021173552A1 (en) | 2020-02-24 | 2021-09-02 | Bytedance Inc. | Interaction between subpicture and tile row signaling |
| EP4097980A4 (en) | 2020-03-03 | 2023-04-19 | ByteDance Inc. | NON-SEPARABLE LOW-FREQUENCY TRANSFORMATION SIGNALING IN VIDEO ENCODING |
| US12177475B2 (en) * | 2021-01-29 | 2024-12-24 | Qualcomm Incorporated | Model-based motion vector difference derivation and template matching prediction for video coding |
| US12519930B2 (en) | 2021-04-09 | 2026-01-06 | Beijing Bytedance Network Technology Co., Ltd. | Adaptive motion candidate list |
| US12432339B2 (en) * | 2021-06-29 | 2025-09-30 | Qualcomm Incorporated | Merge candidate reordering in video coding |
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| WO2023046955A1 (en) * | 2021-09-27 | 2023-03-30 | Interdigital Vc Holdings France, Sas | Template-based syntax element prediction |
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| EP4412199A4 (en) * | 2021-10-01 | 2025-10-08 | Lg Electronics Inc | INTRA-PREDICTION METHOD AND DEVICE BASED ON INTRA-PREDICTION MODE DERIVATION |
| US12375644B2 (en) * | 2021-10-05 | 2025-07-29 | Tencent America LLC | Grouping based adaptive reordering of merge candidate |
| WO2023072216A1 (en) * | 2021-10-28 | 2023-05-04 | Beijing Bytedance Network Technology Co., Ltd. | Method, apparatus, and medium for video processing |
| US20230140628A1 (en) * | 2021-11-04 | 2023-05-04 | Meta Platforms, Inc. | Novel buffer format for a two-stage video encoding process |
| CN114154446B (zh) * | 2021-11-15 | 2025-02-11 | 南京航空航天大学 | 基于混合时间尺度建模的直流电力系统动态特性分析方法 |
| US12034932B2 (en) | 2021-11-22 | 2024-07-09 | Tencent America LLC | Constrained template matching |
| WO2023131125A1 (en) * | 2022-01-04 | 2023-07-13 | Beijing Bytedance Network Technology Co., Ltd. | Method, apparatus, and medium for video processing |
| US20230328227A1 (en) * | 2022-04-07 | 2023-10-12 | Tencent America LLC | Systems and methods for joint coding of motion vector difference using template matching based scaling factor derivation |
| US20250254322A1 (en) * | 2022-04-08 | 2025-08-07 | Interdigital Ce Patent Holdings, Sas | Latency constrained template-based operations |
| WO2023195824A1 (ko) * | 2022-04-08 | 2023-10-12 | 한국전자통신연구원 | 영상 부호화/복호화를 위한 방법, 장치 및 기록 매체 |
| WO2023197193A1 (zh) * | 2022-04-12 | 2023-10-19 | Oppo广东移动通信有限公司 | 编解码方法、装置、编码设备、解码设备以及存储介质 |
| WO2023202569A1 (en) * | 2022-04-19 | 2023-10-26 | Mediatek Inc. | Extended template matching for video coding |
| CN119586139A (zh) * | 2022-07-12 | 2025-03-07 | 抖音视界有限公司 | 用于视频处理的方法、装置和介质 |
| US12356004B2 (en) * | 2022-07-13 | 2025-07-08 | Tencent America LLC | Intra block copy (IBC) candidate list construction with motion information of intra template-matching prediction |
| US12506883B2 (en) | 2022-07-13 | 2025-12-23 | Tencent America LLC | Template matching for multiple reference line intra prediction |
| EP4584953A1 (en) * | 2022-09-07 | 2025-07-16 | InterDigital CE Patent Holdings, SAS | Encoding and decoding methods using template-based tool and corresponding apparatuses |
| JP2024047921A (ja) * | 2022-09-27 | 2024-04-08 | シャープ株式会社 | 画像復号装置 |
| CN120569971A (zh) * | 2022-12-01 | 2025-08-29 | 现代自动车株式会社 | 使用基于模板匹配的帧间预测的视频编码方法及设备 |
| CN120303926A (zh) * | 2022-12-06 | 2025-07-11 | 现代自动车株式会社 | 针对位移符号预测使用模板调整的视频编码方法和设备 |
| EP4655946A2 (en) * | 2023-01-27 | 2025-12-03 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Systems and methods for intra template matching prediction with improved search areas |
| US12238317B2 (en) * | 2023-03-13 | 2025-02-25 | Tencent America LLC | Block based weighting factor for joint motion vector difference coding mode |
| WO2024207136A1 (zh) * | 2023-04-03 | 2024-10-10 | Oppo广东移动通信有限公司 | 编解码方法、码流、编码器、解码器以及存储介质 |
| WO2024219876A1 (ko) * | 2023-04-19 | 2024-10-24 | 엘지전자 주식회사 | 인트라 예측에 기반한 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장하는 기록 매체 |
| WO2024232516A1 (ko) * | 2023-05-10 | 2024-11-14 | 현대자동차주식회사 | 템플릿 매칭 예측을 위한 적응적 탐색 영역 결정을 위한 방법 |
| US20250024044A1 (en) * | 2023-07-11 | 2025-01-16 | Tencent America LLC | On derivation and propagation of coded information of inter prediction |
| US12604008B2 (en) * | 2023-11-22 | 2026-04-14 | Tencent America LLC | Adaptive clipping in models parameters derivations methods for video compression |
| US20260012602A1 (en) * | 2024-07-05 | 2026-01-08 | Sharp Kabushiki Kaisha | Systems and methods for performing local illumination compensation for screen captured content in video coding |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010095560A1 (ja) | 2009-02-20 | 2010-08-26 | ソニー株式会社 | 画像処理装置および方法 |
| JP2010268259A (ja) | 2009-05-15 | 2010-11-25 | Sony Corp | 画像処理装置および方法、並びにプログラム |
| JP2011511541A (ja) | 2008-04-11 | 2011-04-07 | 華為技術有限公司 | フレーム間予測符号化の方法、装置、およびシステム |
| JP2013513333A (ja) | 2009-12-08 | 2013-04-18 | トムソン ライセンシング | ビデオ符号化および復号化のためのテンプレート・マッチング予測の適応型残差更新のための方法および装置 |
| WO2016192073A1 (zh) | 2015-06-04 | 2016-12-08 | 清华大学 | 编码方法、解码方法及其装置 |
| JP2017536725A (ja) | 2014-10-31 | 2017-12-07 | 華為技術有限公司Ｈｕａｗｅｉ Ｔｅｃｈｎｏｌｏｇｉｅｓ Ｃｏ．，Ｌｔｄ． | 画像予測方法および関連する装置 |
Family Cites Families (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101686393B (zh) * | 2008-09-28 | 2012-10-17 | 华为技术有限公司 | 应用于模板匹配的快速运动搜索方法及装置 |
| RU2487489C2 (ru) | 2011-10-18 | 2013-07-10 | Федеральное государственное автономное образовательное учреждение высшего профессионального образования "Национальный исследовательский университет "МИЭТ" | Способ поиска векторов перемещений в динамических изображениях |
| BR112014032182A2 (pt) * | 2012-07-02 | 2017-06-27 | Panasonic Ip Corp America | método de decodificação de imagem, método de codificação de imagem, aparelho de decodificação de imagem, aparelho de codificação de imagem, e aparelho de codificação e decodificação de imagem |
| WO2015103496A2 (en) * | 2014-01-02 | 2015-07-09 | Vid Scale, Inc. | Two-demensional palette coding for screen content coding |
| KR102319384B1 (ko) * | 2014-03-31 | 2021-10-29 | 인텔렉추얼디스커버리 주식회사 | 템플릿 매칭 기반의 화면 내 픽쳐 부호화 및 복호화 방법 및 장치 |
| WO2016019207A1 (en) | 2014-08-01 | 2016-02-04 | Boston Scientific Scimed, Inc. | Pressure sensing guidewires |
| CN108293131B (zh) | 2015-11-20 | 2021-08-31 | 联发科技股份有限公司 | 基于优先级运动矢量预测子推导的方法及装置 |
| US10148696B2 (en) * | 2015-12-18 | 2018-12-04 | Nicira, Inc. | Service rule console for creating, viewing and updating template based service rules |
| US10341297B2 (en) * | 2015-12-18 | 2019-07-02 | Nicira, Inc. | Datapath processing of service rules with qualifiers defined in terms of template identifiers and/or template matching criteria |
| WO2017184970A1 (en) * | 2016-04-22 | 2017-10-26 | Vid Scale, Inc. | Prediction systems and methods for video coding based on filtering nearest neighboring pixels |
| US11363253B2 (en) * | 2016-05-13 | 2022-06-14 | Vid Scale, Inc. | Systems and methods for generalized multi-hypothesis prediction for video coding |
| WO2018021585A1 (ko) * | 2016-07-26 | 2018-02-01 | 엘지전자 주식회사 | 영상 코딩 시스템에서 인트라 예측 방법 및 장치 |
| US10390015B2 (en) | 2016-08-26 | 2019-08-20 | Qualcomm Incorporated | Unification of parameters derivation procedures for local illumination compensation and cross-component linear model prediction |
| WO2018049594A1 (en) * | 2016-09-14 | 2018-03-22 | Mediatek Inc. | Methods of encoder decision for quad-tree plus binary tree structure |
| US10880552B2 (en) * | 2016-09-28 | 2020-12-29 | Lg Electronics Inc. | Method and apparatus for performing optimal prediction based on weight index |
| US10951912B2 (en) * | 2016-10-05 | 2021-03-16 | Qualcomm Incorporated | Systems and methods for adaptive selection of weights for video coding |
| US10750203B2 (en) * | 2016-12-22 | 2020-08-18 | Mediatek Inc. | Method and apparatus of adaptive bi-prediction for video coding |
| WO2018113658A1 (en) * | 2016-12-22 | 2018-06-28 | Mediatek Inc. | Method and apparatus of motion refinement for video coding |
| US10931969B2 (en) * | 2017-01-04 | 2021-02-23 | Qualcomm Incorporated | Motion vector reconstructions for bi-directional optical flow (BIO) |
| US10701366B2 (en) * | 2017-02-21 | 2020-06-30 | Qualcomm Incorporated | Deriving motion vector information at a video decoder |
| US20200154124A1 (en) * | 2017-07-04 | 2020-05-14 | Lg Electronics Inc. | Image decoding method based on inter prediction and image decoding apparatus therefor |
| US10757442B2 (en) | 2017-07-05 | 2020-08-25 | Qualcomm Incorporated | Partial reconstruction based template matching for motion vector derivation |
| MX2020007355A (es) * | 2018-01-16 | 2020-10-12 | Vid Scale Inc | Bipredicción compensada en movimiento basada en compensación de iluminación local. |
| CN118741140A (zh) * | 2018-01-24 | 2024-10-01 | 交互数字Vc控股公司 | 用于具有降低的译码复杂性的视频译码的广义双预测 |
| US10511852B1 (en) * | 2018-07-13 | 2019-12-17 | Tencent America LLC | Method and apparatus for video coding |
-
2019
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- 2019-03-22 CN CN201980015288.0A patent/CN112106367B/zh active Active
- 2019-03-22 US US16/969,190 patent/US11317085B2/en active Active
- 2019-03-22 EP EP19715730.8A patent/EP3777167B1/en active Active
- 2019-03-22 WO PCT/US2019/023557 patent/WO2019190907A1/en not_active Ceased
- 2019-03-26 TW TW108110420A patent/TWI799554B/zh active
-
2022
- 2022-03-14 US US17/694,168 patent/US11991351B2/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011511541A (ja) | 2008-04-11 | 2011-04-07 | 華為技術有限公司 | フレーム間予測符号化の方法、装置、およびシステム |
| WO2010095560A1 (ja) | 2009-02-20 | 2010-08-26 | ソニー株式会社 | 画像処理装置および方法 |
| JP2010268259A (ja) | 2009-05-15 | 2010-11-25 | Sony Corp | 画像処理装置および方法、並びにプログラム |
| JP2013513333A (ja) | 2009-12-08 | 2013-04-18 | トムソン ライセンシング | ビデオ符号化および復号化のためのテンプレート・マッチング予測の適応型残差更新のための方法および装置 |
| JP2017536725A (ja) | 2014-10-31 | 2017-12-07 | 華為技術有限公司Ｈｕａｗｅｉ Ｔｅｃｈｎｏｌｏｇｉｅｓ Ｃｏ．，Ｌｔｄ． | 画像予測方法および関連する装置 |
| WO2016192073A1 (zh) | 2015-06-04 | 2016-12-08 | 清华大学 | 编码方法、解码方法及其装置 |
| US20190356914A1 (en) | 2015-06-04 | 2019-11-21 | Tsinghua University | Encoding method, decoding method and device thereof |
Non-Patent Citations (6)
| Title |
|---|
| Jianle Chen Qualcomm Inc. Elena Alshina Samsung Electronics Gary J. Sullivan Microsoft Corp. Jens-Rainer Ohm RWTH Aachen University Jill Boyce Intel，Algorithm Description of Joint Exploration Test Model 7 (JEM 7) [online]，JVET-G1001-v1，インターネット ＜URL: http://phenix.it-sudparis.eu/jvet/doc_end_user/documents/7_Torino/wg11/JVET-G1001-v1.zip＞，2017年08月19日 |
| Steffen Kamp et al.，Decoder-Side Motion Vector Derivation for Block-Based Video Coding [online]，IEEE Xplore, DOI: 10.1109/TCSVT.2012.2221528，2012年10月01日，インターネット ＜URL: https://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=6317154＞ |
| Steffen Kamp Institut fur Nachrichtentechnik RWTH Aachen University D-52056 Aachen, Germany，Description of video coding technology proposal by RWTH Aachen University[online]，JCTVC-A112，インターネット ＜URL: http://phenix.it-sudparis.eu/jct/doc_end_user/documents/1_Dresden/wg11/JCTVC-A112.zip＞，2010年04月17日 |
| Steffen Kamp Institut fur Nachrichtentechnik, RWTH Aachen University, D-52056 Aachen, Germany，Decoder Side Motion Vector Derivation [online]，VCEG-AG16，インターネット ＜URL: https://www.itu.int/wftp3/av-arch/video-site/0710_She/VCEG-AG16.zip＞，2007年10月20日 |
| Y. Chen, W.-J. Chien, H.-C. Chuang, M. Coban, J. Dong, H. E. Egilmez, N. Hu, M. Karczewicz, A. Ramasubramonian, D. Rusanovskyy, A. Said, V. Seregin, G. Van Der Auwera, K. Zhang, L. Zhang (Qualcomm) P. Bordes, Y. Chen, C. Chevance, E. Francois, F. Galpin, F. Hiron, P. de Lagrange, F. Le Leannec, K. Naser, T. Poirier, F. Racape, G. Rath, A. Robert, F. Urban, T. Viellard (Technicolor)，Description of SDR, HDR and 360° video coding technology proposal by Huawei, GoPro, HiSilicon, and Samsung [online]，JVET-J0025，インターネット ＜URL: https://jvet-experts.org/doc_end_user/documents/10_San%20Diego/wg11/JVET-J0025-v2.zip＞，2018年04月03日 |
| Y. Chen, W.-J. Chien, H.-C. Chuang, M. Coban, J. Dong, H. E. Egilmez, N. Hu, M. Karczewicz, A. Ramasubramonian, D. Rusanovskyy, A. Said, V. Seregin, G. Van Der Auwera, K. Zhang, L. Zhang (Qualcomm) P. Bordes, Y. Chen, C. Chevance, E. Francois, F. Galpin, F. Hiron, P. de Lagrange, F. Le Leannec, K. Naser, T. Poirier, F. Racape, G. Rath, A. Robert, F. Urban, T. Viellard (Technicolor)，Description of SDR, HDR and 360° video coding technology proposal by Qualcomm and Technicolor - low and high complexity versions [online]，JVET-J0021，インターネット ＜URL: https://jvet-experts.org/doc_end_user/documents/10_San%20Diego/wg11/JVET-J0021-v1.zip＞，2018年04月03日 |
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| CN112106367A (zh) | 2020-12-18 |
| US11317085B2 (en) | 2022-04-26 |
| US20200374513A1 (en) | 2020-11-26 |
| RU2020128729A (ru) | 2022-05-04 |
| EP3777167A1 (en) | 2021-02-17 |
| WO2019190907A1 (en) | 2019-10-03 |
| US20220201290A1 (en) | 2022-06-23 |
| TW201943276A (zh) | 2019-11-01 |
| CN112106367B (zh) | 2023-05-30 |
| EP3777167B1 (en) | 2025-01-15 |
| US11991351B2 (en) | 2024-05-21 |
| TWI799554B (zh) | 2023-04-21 |
| JP2021518059A (ja) | 2021-07-29 |
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