BR112022000953A2 - Filtro de loop adaptável de componente cruzado para croma - Google Patents
Filtro de loop adaptável de componente cruzado para cromaInfo
- Publication number
- BR112022000953A2 BR112022000953A2 BR112022000953A BR112022000953A BR112022000953A2 BR 112022000953 A2 BR112022000953 A2 BR 112022000953A2 BR 112022000953 A BR112022000953 A BR 112022000953A BR 112022000953 A BR112022000953 A BR 112022000953A BR 112022000953 A2 BR112022000953 A2 BR 112022000953A2
- Authority
- BR
- Brazil
- Prior art keywords
- cross
- component
- filter
- chroma
- adaptive loop
- Prior art date
Links
- 230000003044 adaptive effect Effects 0.000 title abstract 2
- 239000000523 sample Substances 0.000 abstract 3
- 238000000034 method Methods 0.000 abstract 2
- 238000001914 filtration Methods 0.000 abstract 1
- 239000013074 reference sample Substances 0.000 abstract 1
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
- H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
- H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness
-
- 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
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
-
- 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
- H04N19/134—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
- H04N19/136—Incoming video signal characteristics or properties
- H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
-
- 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
- H04N19/136—Incoming video signal characteristics or properties
- H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence estimation
-
- 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
- H04N19/156—Availability of hardware or computational resources, e.g. encoding based on power-saving 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
- H04N19/169—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
- H04N19/10—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
- H04N19/70—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)
- Computing Systems (AREA)
- Theoretical Computer Science (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Image Processing (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1911952.8A GB2586484B (en) | 2019-08-20 | 2019-08-20 | A filter |
| PCT/EP2020/073122 WO2021032751A1 (en) | 2019-08-20 | 2020-08-18 | Cross-component adaptive loop filter for chroma |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR112022000953A2 true BR112022000953A2 (pt) | 2022-04-12 |
Family
ID=68099488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR112022000953A BR112022000953A2 (pt) | 2019-08-20 | 2020-08-18 | Filtro de loop adaptável de componente cruzado para croma |
Country Status (9)
| Country | Link |
|---|---|
| US (5) | US12177426B2 (https=) |
| EP (1) | EP4018650A1 (https=) |
| JP (3) | JP7308983B2 (https=) |
| KR (1) | KR102889328B1 (https=) |
| CN (6) | CN114258683B (https=) |
| BR (1) | BR112022000953A2 (https=) |
| GB (1) | GB2586484B (https=) |
| TW (1) | TWI793438B (https=) |
| WO (1) | WO2021032751A1 (https=) |
Families Citing this family (29)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2020233660A1 (en) | 2019-05-21 | 2020-11-26 | Beijing Bytedance Network Technology Co., Ltd. | Syntax-based motion candidate derivation in sub-block merge mode |
| WO2021025167A1 (en) * | 2019-08-08 | 2021-02-11 | Panasonic Intellectual Property Corporation Of America | System and method for video coding |
| CN120302049A (zh) | 2019-08-08 | 2025-07-11 | 松下电器（美国）知识产权公司 | 用于视频编码的系统和方法 |
| WO2021025168A1 (en) | 2019-08-08 | 2021-02-11 | Panasonic Intellectual Property Corporation Of America | System and method for video coding |
| EP3997869A4 (en) | 2019-08-10 | 2022-10-26 | Beijing Bytedance Network Technology Co., Ltd. | Subpicture dependent signaling in video bitstreams |
| GB2586484B (en) * | 2019-08-20 | 2023-03-08 | Canon Kk | A filter |
| HUE068947T2 (hu) * | 2019-08-29 | 2025-02-28 | Lg Electronics Inc | Eszköz és eljárás videokódolásra szûrés alapján |
| HRP20241490T1 (hr) * | 2019-08-29 | 2025-01-03 | Lg Electronics Inc. | Aparati i metode za kodiranje slike |
| FI4024858T3 (fi) * | 2019-08-29 | 2025-09-10 | Lg Electronics Inc | Komponenttien väliseen adaptiiviseen silmukkasuodatukseen perustuva kuvan koodauslaitteisto ja menetelmä |
| WO2021045130A1 (en) * | 2019-09-03 | 2021-03-11 | Panasonic Intellectual Property Corporation Of America | System and method for video coding |
| US11343493B2 (en) * | 2019-09-23 | 2022-05-24 | Qualcomm Incorporated | Bit shifting for cross-component adaptive loop filtering for video coding |
| CN114631321B (zh) | 2019-10-18 | 2024-04-12 | 北京字节跳动网络技术有限公司 | 子图片与环路滤波之间的相互影响 |
| WO2021083257A1 (en) | 2019-10-29 | 2021-05-06 | Beijing Bytedance Network Technology Co., Ltd. | Cross-component adaptive loop filter |
| CN115280774B (zh) | 2019-12-02 | 2025-08-19 | 抖音视界有限公司 | 视觉媒体处理的方法、装置及非暂时性计算机可读存储介质 |
| EP4074034A4 (en) * | 2019-12-09 | 2023-05-10 | Telefonaktiebolaget Lm Ericsson (Publ) | Adaptive loop filtering |
| US12200206B2 (en) | 2019-12-17 | 2025-01-14 | Telefonaktiebolaget Lm Ericsson (Publ) | Low complexity image filter |
| CN113132739B (zh) * | 2019-12-31 | 2022-11-01 | 杭州海康威视数字技术股份有限公司 | 边界强度确定、编解码方法、装置及其设备 |
| CN115462071B (zh) * | 2020-03-11 | 2025-03-25 | 抖音视界有限公司 | 处理视频数据的方法及装置、介质、存储比特流的方法 |
| KR20220157950A (ko) | 2020-03-23 | 2022-11-29 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 어파인 머지 및 어파인 모션 벡터 예측 모드에 대한 예측 리파인먼트 |
| WO2021244419A1 (en) | 2020-05-31 | 2021-12-09 | Beijing Bytedance Network Technology Co., Ltd. | Constraint signaling using general constraint information syntax element |
| CN115956362A (zh) * | 2020-08-20 | 2023-04-11 | 北京达佳互联信息技术有限公司 | 跨分量样点自适应偏移中的色度编码增强 |
| US12309400B2 (en) * | 2020-09-30 | 2025-05-20 | Qualcomm Incorporated | Fixed bit depth processing for cross-component linear model (CCLM) mode in video coding |
| US11792438B2 (en) * | 2020-10-02 | 2023-10-17 | Lemon Inc. | Using neural network filtering in video coding |
| US11924417B2 (en) * | 2021-06-28 | 2024-03-05 | Alibaba Singapore Holding Private Limited | Methods and systems for cross-component adaptive loop filter |
| 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 |
| CN117882371A (zh) * | 2021-08-14 | 2024-04-12 | 抖音视界有限公司 | 视频编解码中的自适应环路滤波器的融合模式 |
| EP4512076A4 (en) * | 2022-04-20 | 2026-03-25 | Beijing Bytedance Network Tech Co Ltd | METHOD, APPARATUS AND MEDIA FOR VIDEO PROCESSING |
| US11979593B2 (en) * | 2022-04-25 | 2024-05-07 | Mediatek Inc. | Method and apparatus for video coding with of low-precision floating-point operations |
| EP4566273A1 (en) * | 2022-08-02 | 2025-06-11 | MediaTek Inc | Constraining convolution model coefficient |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101448162B (zh) | 2001-12-17 | 2013-01-02 | 微软公司 | 处理视频图像的方法 |
| US20130083844A1 (en) * | 2011-09-30 | 2013-04-04 | In Suk Chong | Coefficient coding for sample adaptive offset and adaptive loop filter |
| US9807403B2 (en) * | 2011-10-21 | 2017-10-31 | Qualcomm Incorporated | Adaptive loop filtering for chroma components |
| US9591331B2 (en) * | 2012-03-28 | 2017-03-07 | Qualcomm Incorporated | Merge signaling and loop filter on/off signaling |
| JPWO2014049981A1 (ja) * | 2012-09-28 | 2016-08-22 | 三菱電機株式会社 | 動画像符号化装置、動画像復号装置、動画像符号化方法及び動画像復号方法 |
| EP3661215A1 (en) * | 2012-09-28 | 2020-06-03 | Vid Scale, Inc. | Cross-plane filtering for chroma signal enhancement in video coding |
| US9686561B2 (en) * | 2013-06-17 | 2017-06-20 | Qualcomm Incorporated | Inter-component filtering |
| US20150382016A1 (en) * | 2014-06-27 | 2015-12-31 | Mitsubishi Electric Research Laboratories, Inc. | Method for Processing Multi-Component Video and Images |
| US20160105685A1 (en) * | 2014-10-08 | 2016-04-14 | Qualcomm Incorporated | Boundary filtering and cross-component prediction in video coding |
| CN107534769B (zh) * | 2015-04-17 | 2021-08-03 | 交互数字麦迪逊专利控股公司 | 用于高动态范围视频译码的色度增强滤波 |
| TW201642655A (zh) * | 2015-04-21 | 2016-12-01 | Ｖｉｄ衡器股份有限公司 | 基於藝術意向之視訊編碼 |
| EP4404572A3 (en) * | 2015-07-08 | 2024-10-16 | InterDigital Madison Patent Holdings, SAS | Enhanced chroma coding using cross plane filtering |
| WO2017123487A1 (en) * | 2016-01-15 | 2017-07-20 | Vid Scale, Inc. | System and method for enhanced motion compensation using adaptive filtering |
| US10419757B2 (en) * | 2016-08-31 | 2019-09-17 | Qualcomm Incorporated | Cross-component filter |
| WO2019189346A1 (ja) * | 2018-03-30 | 2019-10-03 | 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 | 符号化装置、復号装置、符号化方法及び復号方法 |
| CN116347109A (zh) * | 2018-08-17 | 2023-06-27 | 北京字节跳动网络技术有限公司 | 一种处理视频数据的方法和装置 |
| US11159789B2 (en) * | 2018-10-24 | 2021-10-26 | City University Of Hong Kong | Generative adversarial network based intra prediction for video coding |
| US11095921B2 (en) * | 2018-12-18 | 2021-08-17 | Tencent America LLC | Method and apparatus for video encoding or decoding |
| AU2019401811B2 (en) * | 2018-12-21 | 2023-11-23 | Huawei Technologies Co., Ltd. | Method and apparatus of interpolation filtering for predictive coding |
| SG11202107959WA (en) * | 2019-02-02 | 2021-08-30 | Beijing Bytedance Network Technology Co Ltd | Buffer management for intra block copy in video coding |
| WO2020211770A1 (en) * | 2019-04-15 | 2020-10-22 | Beijing Bytedance Network Technology Co., Ltd. | Temporal prediction of parameters in non-linear adaptive loop filter |
| EP3987813A4 (en) * | 2019-06-24 | 2023-03-08 | Sharp Kabushiki Kaisha | SYSTEMS AND METHODS FOR REDUCING RECONSTRUCTION ERROR IN VIDEO CODING BASED ON INTER-COMPONENT CORRELATION |
| CN117640930A (zh) * | 2019-06-24 | 2024-03-01 | 华为技术有限公司 | 用于非线性自适应环路滤波器的限幅电平 |
| US11197030B2 (en) * | 2019-08-08 | 2021-12-07 | Panasonic Intellectual Property Corporation Of America | System and method for video coding |
| GB2586484B (en) | 2019-08-20 | 2023-03-08 | Canon Kk | A filter |
-
2019
- 2019-08-20 GB GB1911952.8A patent/GB2586484B/en active Active
-
2020
- 2020-08-18 CN CN202080058407.3A patent/CN114258683B/zh active Active
- 2020-08-18 KR KR1020227008930A patent/KR102889328B1/ko active Active
- 2020-08-18 TW TW109128045A patent/TWI793438B/zh active
- 2020-08-18 WO PCT/EP2020/073122 patent/WO2021032751A1/en not_active Ceased
- 2020-08-18 CN CN202411870817.4A patent/CN119767040A/zh active Pending
- 2020-08-18 CN CN202411870814.0A patent/CN119767039A/zh active Pending
- 2020-08-18 CN CN202411870808.5A patent/CN119767037A/zh active Pending
- 2020-08-18 CN CN202411870810.2A patent/CN119767038A/zh active Pending
- 2020-08-18 JP JP2021569987A patent/JP7308983B2/ja active Active
- 2020-08-18 EP EP20760421.6A patent/EP4018650A1/en active Pending
- 2020-08-18 US US17/636,806 patent/US12177426B2/en active Active
- 2020-08-18 CN CN202411870803.2A patent/CN119767036A/zh active Pending
- 2020-08-18 BR BR112022000953A patent/BR112022000953A2/pt unknown
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2023
- 2023-06-30 JP JP2023108523A patent/JP2023123772A/ja active Pending
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2024
- 2024-10-07 US US18/908,584 patent/US20250097416A1/en active Pending
- 2024-10-07 US US18/908,541 patent/US20250097412A1/en active Pending
- 2024-10-07 US US18/908,573 patent/US20250097415A1/en active Pending
- 2024-10-07 US US18/908,560 patent/US20250097414A1/en active Pending
-
2025
- 2025-05-22 JP JP2025085774A patent/JP2025119008A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US20250097414A1 (en) | 2025-03-20 |
| CN119767039A (zh) | 2025-04-04 |
| GB2586484A (en) | 2021-02-24 |
| CN119767037A (zh) | 2025-04-04 |
| CN119767038A (zh) | 2025-04-04 |
| US12177426B2 (en) | 2024-12-24 |
| US20250097413A1 (en) | 2025-03-20 |
| JP7308983B2 (ja) | 2023-07-14 |
| US20250097415A1 (en) | 2025-03-20 |
| US20250097416A1 (en) | 2025-03-20 |
| WO2021032751A1 (en) | 2021-02-25 |
| GB201911952D0 (en) | 2019-10-02 |
| CN114258683B (zh) | 2024-12-31 |
| US20250097412A1 (en) | 2025-03-20 |
| KR102889328B1 (ko) | 2025-11-21 |
| JP2022539656A (ja) | 2022-09-13 |
| EP4018650A1 (en) | 2022-06-29 |
| KR20220041939A (ko) | 2022-04-01 |
| CN119767036A (zh) | 2025-04-04 |
| TWI793438B (zh) | 2023-02-21 |
| JP2025119008A (ja) | 2025-08-13 |
| US20220312006A1 (en) | 2022-09-29 |
| JP2023123772A (ja) | 2023-09-05 |
| GB2586484B (en) | 2023-03-08 |
| TW202110181A (zh) | 2021-03-01 |
| CN119767040A (zh) | 2025-04-04 |
| CN114258683A (zh) | 2022-03-29 |
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