CN115914627A - 自适应环路滤波器中的裁剪参数推导 - Google Patents
自适应环路滤波器中的裁剪参数推导 Download PDFInfo
- Publication number
- CN115914627A CN115914627A CN202211656192.2A CN202211656192A CN115914627A CN 115914627 A CN115914627 A CN 115914627A CN 202211656192 A CN202211656192 A CN 202211656192A CN 115914627 A CN115914627 A CN 115914627A
- Authority
- CN
- China
- Prior art keywords
- filter
- clipping
- syntax element
- current video
- parameters
- 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.)
- Pending
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
- H04N19/10—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
- H04N19/117—Filters, e.g. for pre-processing or post-processing
-
- 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
- H04N19/102—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
- H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
-
- 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
- H04N19/102—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
- H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
-
- 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
- H04N19/17—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
- H04N19/174—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 slice, e.g. a line of blocks or a group of blocks
-
- 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
- H04N19/17—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
-
- 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
- H04N19/184—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 bits, e.g. of the compressed video stream
-
- 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
-
- 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
- H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
-
- 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
- H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
- H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2019082626 | 2019-04-15 | ||
| CNPCT/CN2019/082626 | 2019-04-15 | ||
| PCT/CN2020/084873 WO2020211769A1 (en) | 2019-04-15 | 2020-04-15 | Clipping parameter derivation in adaptive loop filter |
| CN202080028109.XA CN113678462B (zh) | 2019-04-15 | 2020-04-15 | 自适应环路滤波器中的裁剪参数推导 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202080028109.XA Division CN113678462B (zh) | 2019-04-15 | 2020-04-15 | 自适应环路滤波器中的裁剪参数推导 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115914627A true CN115914627A (zh) | 2023-04-04 |
Family
ID=72838043
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211656192.2A Pending CN115914627A (zh) | 2019-04-15 | 2020-04-15 | 自适应环路滤波器中的裁剪参数推导 |
| CN202080028105.1A Active CN113678464B (zh) | 2019-04-15 | 2020-04-15 | 非线性自适应环路滤波器中的参数的时域预测 |
| CN202080028109.XA Active CN113678462B (zh) | 2019-04-15 | 2020-04-15 | 自适应环路滤波器中的裁剪参数推导 |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202080028105.1A Active CN113678464B (zh) | 2019-04-15 | 2020-04-15 | 非线性自适应环路滤波器中的参数的时域预测 |
| CN202080028109.XA Active CN113678462B (zh) | 2019-04-15 | 2020-04-15 | 自适应环路滤波器中的裁剪参数推导 |
Country Status (6)
| Country | Link |
|---|---|
| US (4) | US11233995B2 (https=) |
| EP (1) | EP3928524A4 (https=) |
| JP (2) | JP7405865B2 (https=) |
| KR (1) | KR102647470B1 (https=) |
| CN (3) | CN115914627A (https=) |
| WO (2) | WO2020211769A1 (https=) |
Families Citing this family (41)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020211769A1 (en) | 2019-04-15 | 2020-10-22 | Beijing Bytedance Network Technology Co., Ltd. | Clipping parameter derivation in adaptive loop filter |
| US11368684B2 (en) * | 2019-04-23 | 2022-06-21 | Qualcomm Incorporated | Adaptation parameter sets (APS) for adaptive loop filter (ALF) parameters |
| WO2020224545A1 (en) * | 2019-05-04 | 2020-11-12 | Huawei Technologies Co., Ltd. | An encoder, a decoder and corresponding methods using an adaptive loop filter |
| WO2020244568A1 (en) | 2019-06-04 | 2020-12-10 | Beijing Bytedance Network Technology Co., Ltd. | Motion candidate list with geometric partition mode coding |
| EP3963890A4 (en) | 2019-06-04 | 2026-01-14 | Beijing Bytedance Network Technology Co., Ltd. | BUILDING A LIST OF MOVEMENT CANDIDATES USING NEIGHBOR BLOCK INFORMATION |
| US11418779B2 (en) * | 2019-06-11 | 2022-08-16 | Qualcomm Incorporated | Clipping indices coding for adaptive loop filter in video coding |
| CN118138754A (zh) | 2019-06-14 | 2024-06-04 | 北京字节跳动网络技术有限公司 | 处理视频单元边界和虚拟边界 |
| US11736688B2 (en) * | 2019-06-21 | 2023-08-22 | Qualcomm Incorporated | Adaptive loop filter signalling |
| KR102669852B1 (ko) | 2019-07-09 | 2024-05-29 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 적응적 루프 필터링을 위한 샘플 결정 |
| CA3146773C (en) | 2019-07-11 | 2025-05-06 | Beijing Bytedance Network Technology Co., Ltd. | SAMPLE FILLING IN AN ADAPTIVE LOOP FILTER |
| WO2021008514A1 (en) | 2019-07-14 | 2021-01-21 | Beijing Bytedance Network Technology Co., Ltd. | Indication of adaptive loop filtering in adaptation parameter set |
| KR102707854B1 (ko) | 2019-07-15 | 2024-09-23 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 적응적 루프 필터링에서의 분류 |
| GB2586484B (en) * | 2019-08-20 | 2023-03-08 | Canon Kk | A filter |
| KR102799921B1 (ko) | 2019-09-14 | 2025-04-25 | 바이트댄스 아이엔씨 | 크로마 디블로킹 필터링을 위한 양자화 파라미터 |
| WO2021052452A1 (en) | 2019-09-18 | 2021-03-25 | Beijing Bytedance Network Technology Co., Ltd. | Signaling usage of adaptive loop filter in video coding |
| CN117278747A (zh) | 2019-09-22 | 2023-12-22 | 北京字节跳动网络技术有限公司 | 自适应环路滤波中的填充过程 |
| KR102721536B1 (ko) | 2019-09-27 | 2024-10-25 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 상이한 비디오 유닛들 간의 적응적 루프 필터링 |
| CN117596389A (zh) | 2019-09-28 | 2024-02-23 | 北京字节跳动网络技术有限公司 | 视频编解码中的几何分割模式 |
| WO2021072177A1 (en) | 2019-10-09 | 2021-04-15 | Bytedance Inc. | Cross-component adaptive loop filtering in video coding |
| KR102762212B1 (ko) | 2019-10-10 | 2025-02-07 | 두인 비전 컴퍼니 리미티드 | 적응적 루프 필터링에서 이용 불가능한 샘플 위치들에서의 패딩 프로세스 |
| EP4029264A4 (en) | 2019-10-14 | 2022-11-23 | ByteDance Inc. | Joint coding of chroma residual and filtering in video processing |
| WO2021083259A1 (en) | 2019-10-29 | 2021-05-06 | Beijing Bytedance Network Technology Co., Ltd. | Signaling of cross-component adaptive loop filter |
| WO2021104409A1 (en) | 2019-11-30 | 2021-06-03 | Beijing Bytedance Network Technology Co., Ltd. | Cross-component adaptive filtering and subblock coding |
| WO2021118977A1 (en) | 2019-12-09 | 2021-06-17 | Bytedance Inc. | Using quantization groups in video coding |
| KR102619404B1 (ko) | 2019-12-11 | 2023-12-28 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 크로스 컴포넌트 적응적 루프 필터링을 위한 샘플 패딩 |
| WO2021138293A1 (en) | 2019-12-31 | 2021-07-08 | Bytedance Inc. | Adaptive color transform in video coding |
| JP7436680B2 (ja) | 2020-01-05 | 2024-02-22 | 北京字節跳動網絡技術有限公司 | 映像コーディングのための一般制約情報 |
| WO2021143896A1 (en) | 2020-01-18 | 2021-07-22 | Beijing Bytedance Network Technology Co., Ltd. | Adaptive colour transform in image/video coding |
| CN115315944B (zh) | 2020-03-07 | 2025-06-13 | 抖音视界有限公司 | 视频编解码中的隐式多变换集信令通知 |
| US11792412B2 (en) * | 2020-04-15 | 2023-10-17 | Qualcomm Incorporated | Adaptive loop filtering for color format support |
| KR102846913B1 (ko) | 2020-06-30 | 2025-08-14 | 두인 비전 컴퍼니 리미티드 | 적응적 루프 필터링을 위한 경계 위치 |
| WO2022037700A1 (en) | 2020-08-21 | 2022-02-24 | Beijing Bytedance Network Technology Co., Ltd. | Coding mode dependent selection of transform skip mode |
| US11595644B2 (en) * | 2020-10-01 | 2023-02-28 | Tencent America LLC | Method and apparatus for offset in video filtering |
| CN116601953A (zh) | 2020-11-24 | 2023-08-15 | 抖音视界有限公司 | 编解码视频中的位置相关系数重新排序 |
| WO2022194197A1 (en) | 2021-03-17 | 2022-09-22 | Beijing Bytedance Network Technology Co., Ltd. | Separate Tree Coding Restrictions |
| CN117813823A (zh) * | 2021-08-14 | 2024-04-02 | 抖音视界有限公司 | 视频编解码中自适应环路滤波器的改进融合模式 |
| WO2024245350A1 (en) * | 2023-06-02 | 2024-12-05 | Douyin Vision Co., Ltd. | Method, apparatus, and medium for video processing |
| CN121773609A (zh) * | 2023-09-06 | 2026-03-31 | 北京达佳互联信息技术有限公司 | 用于视频编码的自适应环路滤波器 |
| WO2025096430A1 (en) * | 2023-10-30 | 2025-05-08 | Beijing Dajia Internet Information Technology Co., Ltd | Adaptive loop filter for video coding |
| US12604008B2 (en) * | 2023-11-22 | 2026-04-14 | Tencent America LLC | Adaptive clipping in models parameters derivations methods for video compression |
| WO2026007119A1 (zh) * | 2024-07-05 | 2026-01-08 | 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 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017045580A1 (en) * | 2015-09-14 | 2017-03-23 | Mediatek Singapore Pte. Ltd | Method and apparatus of advanced de-blocking filter in video coding |
| CN107211154A (zh) * | 2015-02-11 | 2017-09-26 | 高通股份有限公司 | 译码树单元级自适应环路滤波器 |
| EP3244611A1 (en) * | 2016-05-13 | 2017-11-15 | Thomson Licensing | Method and apparatus for video coding with adaptive clipping of pixel values |
| CN109417639A (zh) * | 2016-05-13 | 2019-03-01 | 交互数字Vc控股公司 | 利用自适应裁剪的视频编码的方法和设备 |
Family Cites Families (58)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6625323B2 (en) * | 1998-09-25 | 2003-09-23 | Eastman Kodak Company | Method for compressing and decompressing digital having text |
| US20070058713A1 (en) | 2005-09-14 | 2007-03-15 | Microsoft Corporation | Arbitrary resolution change downsizing decoder |
| WO2008047258A2 (en) | 2006-10-20 | 2008-04-24 | Nokia Corporation | System and method for implementing low-complexity multi-view video coding |
| JP4772721B2 (ja) * | 2007-03-26 | 2011-09-14 | 株式会社東芝 | 画像処理装置及びその方法 |
| KR20100074280A (ko) | 2007-10-15 | 2010-07-01 | 노키아 코포레이션 | 입력 픽처 인코딩 방법, 입력 픽처 인코딩 장치 및 컴퓨터 판독가능한 메모리 매체 |
| US8259819B2 (en) * | 2009-12-10 | 2012-09-04 | Hong Kong Applied Science and Technology Research Institute Company Limited | Method and apparatus for improving video quality by utilizing a unified loop filter |
| RU2523071C1 (ru) | 2010-04-09 | 2014-07-20 | Мицубиси Электрик Корпорейшн | Устройство кодирования движущихся изображений и устройство декодирования движущихся изображений |
| JP2011223337A (ja) * | 2010-04-09 | 2011-11-04 | Sony Corp | 画像処理装置および方法 |
| CN102055981B (zh) * | 2010-12-31 | 2013-07-03 | 北京大学深圳研究生院 | 用于视频编码器的去块滤波器及其实现方法 |
| PL3343781T3 (pl) | 2011-06-16 | 2022-03-28 | Ge Video Compression, Llc | Inicjalizacja kontekstu w kodowaniu entropijnym |
| US20130107973A1 (en) | 2011-10-28 | 2013-05-02 | Qualcomm Incorporated | Loop filtering control over tile boundaries |
| US9168786B2 (en) * | 2011-12-02 | 2015-10-27 | Helical Robotics, Llc | Mobile robot |
| US9591331B2 (en) | 2012-03-28 | 2017-03-07 | Qualcomm Incorporated | Merge signaling and loop filter on/off signaling |
| WO2014007735A1 (en) * | 2012-07-03 | 2014-01-09 | Telefonaktiebolaget L M Ericsson (Publ) | Controlling deblocking filtering |
| EP2997732A1 (en) | 2013-05-15 | 2016-03-23 | VID SCALE, Inc. | Single loop decoding based inter layer prediction |
| US9503760B2 (en) * | 2013-08-15 | 2016-11-22 | Mediatek Inc. | Method and system for symbol binarization and de-binarization |
| US20150049821A1 (en) | 2013-08-16 | 2015-02-19 | Qualcomm Incorporated | In-loop depth map filtering for 3d video coding |
| CN103491045B (zh) * | 2013-09-03 | 2016-08-24 | 大唐移动通信设备有限公司 | 多载波削峰处理方法与装置 |
| KR102257269B1 (ko) | 2013-10-14 | 2021-05-26 | 마이크로소프트 테크놀로지 라이센싱, 엘엘씨 | 비디오 및 이미지 코딩 및 디코딩을 위한 인트라 블록 카피 예측 모드의 피쳐 |
| WO2015100522A1 (en) * | 2013-12-30 | 2015-07-09 | Mediatek Singapore Pte. Ltd. | Methods for inter-component residual prediction |
| US10264266B2 (en) * | 2014-02-25 | 2019-04-16 | Apple Inc. | Non-linear display brightness adjustment |
| WO2015130541A1 (en) * | 2014-02-26 | 2015-09-03 | Dolby Laboratories Licensing Corporation | Luminance based coding tools for video compression |
| US10271052B2 (en) | 2014-03-14 | 2019-04-23 | Qualcomm Incorporated | Universal color-space inverse transform coding |
| WO2015142556A2 (en) | 2014-03-16 | 2015-09-24 | Vid Scale, Inc. | Method and apparatus for the signaling of lossless video coding |
| US9819948B2 (en) | 2014-06-18 | 2017-11-14 | Qualcomm Incorporated | Signaling HRD parameters for bitstream partitions |
| BR112018006031A2 (pt) * | 2015-09-25 | 2018-10-09 | Huawei Tech Co Ltd | codificador de vídeo, decodificador de vídeo e métodos para codificação e decodificação preditiva |
| US20190045224A1 (en) * | 2016-02-04 | 2019-02-07 | Mediatek Inc. | Method and apparatus of non-local adaptive in-loop filters in video coding |
| US11405611B2 (en) | 2016-02-15 | 2022-08-02 | Qualcomm Incorporated | Predicting filter coefficients from fixed filters for video coding |
| WO2017190288A1 (en) | 2016-05-04 | 2017-11-09 | Microsoft Technology Licensing, Llc | Intra-picture prediction using non-adjacent reference lines of sample values |
| US10694204B2 (en) | 2016-05-06 | 2020-06-23 | Vid Scale, Inc. | Systems and methods for motion compensated residual prediction |
| US10554981B2 (en) * | 2016-05-10 | 2020-02-04 | Qualcomm Incorporated | Methods and systems for generating regional nesting messages for video pictures |
| US10419755B2 (en) * | 2016-05-16 | 2019-09-17 | Qualcomm Incorporated | Confusion of multiple filters in adaptive loop filtering in video coding |
| US11095922B2 (en) | 2016-08-02 | 2021-08-17 | Qualcomm Incorporated | Geometry transformation-based adaptive loop filtering |
| US10694202B2 (en) | 2016-12-01 | 2020-06-23 | Qualcomm Incorporated | Indication of bilateral filter usage in video coding |
| KR102541882B1 (ko) | 2016-12-27 | 2023-06-13 | 파나소닉 인텔렉츄얼 프로퍼티 코포레이션 오브 아메리카 | 부호화 장치, 복호 장치, 부호화 방법 및 복호 방법 |
| US10506230B2 (en) | 2017-01-04 | 2019-12-10 | Qualcomm Incorporated | Modified adaptive loop filter temporal prediction for temporal scalability support |
| CN115174903B (zh) * | 2017-01-20 | 2025-06-17 | 世宗大学校产学协力团 | 影像解码方法、影像编码方法及比特流的生成方法 |
| US10708591B2 (en) * | 2017-03-20 | 2020-07-07 | Qualcomm Incorporated | Enhanced deblocking filtering design in video coding |
| US10559079B2 (en) * | 2017-05-19 | 2020-02-11 | Uih America, Inc. | System and method for image reconstruction |
| US10778974B2 (en) | 2017-07-05 | 2020-09-15 | Qualcomm Incorporated | Adaptive loop filter with enhanced classification methods |
| US20200236381A1 (en) * | 2017-09-28 | 2020-07-23 | Sharp Kabushiki Kaisha | Value limiting filter apparatus, video coding apparatus, and video decoding apparatus |
| JP7390300B2 (ja) | 2017-11-01 | 2023-12-01 | ヴィド スケール インコーポレイテッド | ビデオコーディングにおける適応ループフィルタを簡略化する方法 |
| US10721469B2 (en) | 2017-11-28 | 2020-07-21 | Qualcomm Incorporated | Line buffer reduction for adaptive loop filtering in video coding |
| CN118509596A (zh) | 2017-12-19 | 2024-08-16 | Vid拓展公司 | 用于360度视频译码的面不连续性滤波 |
| US20190238845A1 (en) | 2018-01-26 | 2019-08-01 | Qualcomm Incorporated | Adaptive loop filtering on deblocking filter results in video coding |
| US20190306502A1 (en) | 2018-04-02 | 2019-10-03 | Qualcomm Incorporated | System and method for improved adaptive loop filtering |
| US10750171B2 (en) * | 2018-06-25 | 2020-08-18 | Google Llc | Deblocking filtering |
| EP3844959A2 (en) | 2018-09-16 | 2021-07-07 | Huawei Technologies Co., Ltd. | Apparatus and method for filtering in video coding with look-up table selected based on bitstream information |
| WO2020143824A1 (en) | 2019-01-13 | 2020-07-16 | Beijing Bytedance Network Technology Co., Ltd. | Interaction between lut and shared merge list |
| WO2020182620A1 (en) | 2019-03-08 | 2020-09-17 | Canon Kabushiki Kaisha | An adaptive loop filter |
| US20200304785A1 (en) | 2019-03-22 | 2020-09-24 | Qualcomm Incorporated | Simplified non-linear adaptive loop filter |
| US20200314423A1 (en) * | 2019-03-25 | 2020-10-01 | Qualcomm Incorporated | Fixed filters with non-linear adaptive loop filter in video coding |
| CN113728651B (zh) | 2019-04-02 | 2022-10-25 | 北京字节跳动网络技术有限公司 | 视频处理中的自适应环路滤波 |
| WO2020211769A1 (en) | 2019-04-15 | 2020-10-22 | Beijing Bytedance Network Technology Co., Ltd. | Clipping parameter derivation in adaptive loop filter |
| WO2021025165A1 (en) | 2019-08-08 | 2021-02-11 | Panasonic Intellectual Property Corporation Of America | System and method for video coding |
| US11202068B2 (en) * | 2019-09-16 | 2021-12-14 | Mediatek Inc. | Method and apparatus of constrained cross-component adaptive loop filtering for video coding |
| WO2021054424A1 (en) * | 2019-09-18 | 2021-03-25 | Panasonic Intellectual Property Corporation Of America | System and method for video coding |
| US11516469B2 (en) | 2020-03-02 | 2022-11-29 | Tencent America LLC | Loop filter block flexible partitioning |
-
2020
- 2020-04-15 WO PCT/CN2020/084873 patent/WO2020211769A1/en not_active Ceased
- 2020-04-15 CN CN202211656192.2A patent/CN115914627A/zh active Pending
- 2020-04-15 CN CN202080028105.1A patent/CN113678464B/zh active Active
- 2020-04-15 JP JP2021559619A patent/JP7405865B2/ja active Active
- 2020-04-15 EP EP20791044.9A patent/EP3928524A4/en active Pending
- 2020-04-15 CN CN202080028109.XA patent/CN113678462B/zh active Active
- 2020-04-15 KR KR1020217030931A patent/KR102647470B1/ko active Active
- 2020-04-15 WO PCT/CN2020/084876 patent/WO2020211770A1/en not_active Ceased
-
2021
- 2021-08-03 US US17/392,628 patent/US11233995B2/en active Active
- 2021-08-03 US US17/392,581 patent/US11303894B2/en active Active
- 2021-12-27 US US17/646,048 patent/US11729382B2/en active Active
-
2023
- 2023-08-14 US US18/449,134 patent/US12593038B2/en active Active
- 2023-11-29 JP JP2023201865A patent/JP7835720B2/ja active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107211154A (zh) * | 2015-02-11 | 2017-09-26 | 高通股份有限公司 | 译码树单元级自适应环路滤波器 |
| WO2017045580A1 (en) * | 2015-09-14 | 2017-03-23 | Mediatek Singapore Pte. Ltd | Method and apparatus of advanced de-blocking filter in video coding |
| EP3244611A1 (en) * | 2016-05-13 | 2017-11-15 | Thomson Licensing | Method and apparatus for video coding with adaptive clipping of pixel values |
| CN109417639A (zh) * | 2016-05-13 | 2019-03-01 | 交互数字Vc控股公司 | 利用自适应裁剪的视频编码的方法和设备 |
Non-Patent Citations (2)
| Title |
|---|
| JONATHAN TAQUET: "CE5: Results of tests CE5-3.1 to CE5-3.4 on Non-Linear Adaptive Loop Filter", JVET-N0242, 26 March 2019 (2019-03-26), pages 5 * |
| TAQUET J: "Non-linear Adaptive Loop Filter", JVET-M0385, 2 January 2019 (2019-01-02) * |
Also Published As
| Publication number | Publication date |
|---|---|
| US11303894B2 (en) | 2022-04-12 |
| CN113678464A (zh) | 2021-11-19 |
| US20220124327A1 (en) | 2022-04-21 |
| CN113678462A (zh) | 2021-11-19 |
| JP2024026219A (ja) | 2024-02-28 |
| US20210377524A1 (en) | 2021-12-02 |
| KR20210145748A (ko) | 2021-12-02 |
| US11729382B2 (en) | 2023-08-15 |
| WO2020211769A1 (en) | 2020-10-22 |
| EP3928524A4 (en) | 2022-06-22 |
| CN113678464B (zh) | 2022-12-02 |
| US12593038B2 (en) | 2026-03-31 |
| US11233995B2 (en) | 2022-01-25 |
| US20210368171A1 (en) | 2021-11-25 |
| KR102647470B1 (ko) | 2024-03-14 |
| CN113678462B (zh) | 2023-01-10 |
| US20230388492A1 (en) | 2023-11-30 |
| JP7835720B2 (ja) | 2026-03-25 |
| JP7405865B2 (ja) | 2023-12-26 |
| JP2022526633A (ja) | 2022-05-25 |
| EP3928524A1 (en) | 2021-12-29 |
| WO2020211770A1 (en) | 2020-10-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113678462B (zh) | 自适应环路滤波器中的裁剪参数推导 | |
| US12549776B2 (en) | Using neural network filtering in video coding | |
| CN114339221B (zh) | 用于视频编解码的基于卷积神经网络的滤波器 | |
| KR102761098B1 (ko) | 비디오 처리에서 다중-파라미터 적응형 루프 필터링 | |
| US20220329837A1 (en) | Neural Network-Based Post Filter For Video Coding | |
| CN114631313B (zh) | 使用亮度差值的跨分量自适应环路滤波器 | |
| US20250008100A1 (en) | External attention in neural network-based video coding | |
| JP7659014B2 (ja) | ビデオコーディングにおける適応ループフィルタの二部分シグナリング | |
| CN114041287B (zh) | 自适应环内颜色空间转换和其他视频编解码工具的选择性使用 | |
| JP7691473B2 (ja) | イントラモードにおける予測サンプルフィルタリングのための重み付け係数 | |
| US12278998B2 (en) | Scaling process for coding block | |
| CN113785576A (zh) | 编解码视频中的二次变换的使用 | |
| US20240056570A1 (en) | Unified Neural Network Filter Model | |
| CN117256140A (zh) | 导向滤波器的使用 | |
| CN115604466A (zh) | 基于神经网络的视频编解码中可配置的神经网络模型深度 | |
| CN113994696A (zh) | 编解码视频中的块尺寸相关的二次变换的使用 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |