BR112019006882A2 - sistemas e métodos para alternar entre filtros de interpolação - Google Patents
sistemas e métodos para alternar entre filtros de interpolaçãoInfo
- Publication number
- BR112019006882A2 BR112019006882A2 BR112019006882-1A BR112019006882A BR112019006882A2 BR 112019006882 A2 BR112019006882 A2 BR 112019006882A2 BR 112019006882 A BR112019006882 A BR 112019006882A BR 112019006882 A2 BR112019006882 A2 BR 112019006882A2
- Authority
- BR
- Brazil
- Prior art keywords
- interpolation filter
- coding
- bit stream
- interpolation
- filters
- Prior art date
Links
Classifications
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- 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
- H04N19/134—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
-
- 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
- H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
-
- 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
- H04N19/157—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
-
- 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
- H04N19/46—Embedding additional information in the video signal during the compression process
-
- 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
- H04N19/513—Processing of motion vectors
- H04N19/521—Processing of motion vectors for estimating the reliability of the determined motion vectors or motion vector field, e.g. for smoothing the motion vector field or for correcting motion vectors
-
- 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
- H04N19/523—Motion estimation or motion compensation with sub-pixel accuracy
-
- 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
- H04N19/59—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
-
- 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
-
- 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
- H04N19/46—Embedding additional information in the video signal during the compression process
- H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Complex Calculations (AREA)
- Peptides Or Proteins (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201662404749P | 2016-10-05 | 2016-10-05 | |
| US62/404,749 | 2016-10-05 | ||
| US15/724,155 | 2017-10-03 | ||
| US15/724,155 US10341659B2 (en) | 2016-10-05 | 2017-10-03 | Systems and methods of switching interpolation filters |
| PCT/US2017/055390 WO2018067848A1 (en) | 2016-10-05 | 2017-10-05 | Systems and methods of switching interpolation filters |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR112019006882A2 true BR112019006882A2 (pt) | 2019-06-25 |
Family
ID=61759166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR112019006882-1A BR112019006882A2 (pt) | 2016-10-05 | 2017-10-05 | sistemas e métodos para alternar entre filtros de interpolação |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US10341659B2 (https=) |
| EP (1) | EP3523966A1 (https=) |
| JP (2) | JP7317703B2 (https=) |
| KR (1) | KR102546383B1 (https=) |
| CN (2) | CN109792524B (https=) |
| BR (1) | BR112019006882A2 (https=) |
| SG (1) | SG11201901631SA (https=) |
| TW (1) | TWI775780B (https=) |
| WO (1) | WO2018067848A1 (https=) |
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| MX2020003656A (es) * | 2017-10-02 | 2020-10-12 | Arris Entpr Llc | Sistema y método para reducir artefactos de bloque y proporcionar eficiencia de codificación mejorada. |
| EP3468194A1 (en) * | 2017-10-05 | 2019-04-10 | Thomson Licensing | Decoupled mode inference and prediction |
| US10582212B2 (en) * | 2017-10-07 | 2020-03-03 | Google Llc | Warped reference motion vectors for video compression |
| US10841610B2 (en) * | 2017-10-23 | 2020-11-17 | Avago Technologies International Sales Pte. Limited | Block size dependent interpolation filter selection and mapping |
| CN111602393B (zh) * | 2018-01-15 | 2022-10-21 | 三星电子株式会社 | 编码方法及其设备以及解码方法及其设备 |
| HUE063698T2 (hu) * | 2018-09-07 | 2024-01-28 | Huawei Tech Co Ltd | Eljárás és berendezés videókódolás során végzett intra- és interpredikcióval kapcsolatos interpolációs szûréshez |
| IL281581B2 (en) | 2018-09-21 | 2025-05-01 | Vid Scale Inc | Complexity reduction and bit width control for bidirectional optical streaming |
| CN111010568B (zh) * | 2018-10-06 | 2023-09-29 | 华为技术有限公司 | 插值滤波器的训练方法、装置及视频图像编解码方法、编解码器 |
| CN118694931B (zh) | 2018-11-05 | 2025-12-02 | 北京字节跳动网络技术有限公司 | 编解码视频数据的方法、装置及计算机可读存储介质 |
| ES2983321T3 (es) * | 2018-12-21 | 2024-10-22 | Huawei Tech Co Ltd | Método y aparato de filtrado de interpolación para la codificación predictiva |
| WO2020139169A1 (en) * | 2018-12-28 | 2020-07-02 | Huawei Technologies Co., Ltd. | Method and apparatus of sharpening interpolation filtering for predictive coding |
| US11431987B2 (en) | 2019-01-08 | 2022-08-30 | Tencent America LLC | Method and apparatus for memory bandwidth reduction for small inter blocks |
| CN118573852A (zh) * | 2019-03-11 | 2024-08-30 | 松下电器（美国）知识产权公司 | 编码装置、解码装置、编码方法、解码方法和非暂时性存储介质 |
| US11394999B2 (en) * | 2019-03-11 | 2022-07-19 | Alibaba Group Holding Limited | Method, device, and system for determining prediction weight for merge mode |
| US11178415B2 (en) * | 2019-03-12 | 2021-11-16 | Tencent America LLC | Signaling of CU based interpolation filter selection |
| KR20210134392A (ko) * | 2019-03-12 | 2021-11-09 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 하이브리드 비디오 코딩을 위한 인코더, 디코더, 방법, 비디오 비트 스트림 및 컴퓨터 프로그램 |
| EP3949418A1 (en) * | 2019-03-28 | 2022-02-09 | Interdigital VC Holdings France | Inter-prediction parameter derivation for video encoding and decoding |
| AU2020250609B2 (en) | 2019-04-01 | 2023-09-07 | Beijing Bytedance Network Technology Co., Ltd. | Using interpolation filters for history based motion vector prediction |
| 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 |
| CN113711609B (zh) | 2019-04-19 | 2023-12-01 | 北京字节跳动网络技术有限公司 | 利用光流的预测细化过程中的增量运动矢量 |
| WO2020211866A1 (en) | 2019-04-19 | 2020-10-22 | Beijing Bytedance Network Technology Co., Ltd. | Applicability of prediction refinement with optical flow process |
| AU2020258987B2 (en) * | 2019-04-19 | 2025-07-10 | Huawei Technologies Co., Ltd. | Method and apparatus for deriving interpolation filter index for current block |
| CN113728626B (zh) | 2019-04-19 | 2023-05-30 | 北京字节跳动网络技术有限公司 | 不同运动矢量细化中的基于区域的梯度计算 |
| EP3949403A4 (en) * | 2019-05-11 | 2022-06-22 | Beijing Bytedance Network Technology Co., Ltd. | INTERACTIONS BETWEEN SEVERAL INTRACODING PROCEDURES |
| US11076169B2 (en) * | 2019-05-14 | 2021-07-27 | Qualcomm Incorporated | Switchable interpolation filtering (SIF) for video coding |
| US11109041B2 (en) * | 2019-05-16 | 2021-08-31 | Tencent America LLC | Method and apparatus for video coding |
| WO2020244545A1 (en) * | 2019-06-05 | 2020-12-10 | Beijing Bytedance Network Technology Co., Ltd. | Interaction between motion vector refinements and other coding tools |
| CN114097219B (zh) * | 2019-07-04 | 2026-03-31 | 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表中的运动信息的存储 |
| US11563933B2 (en) * | 2019-07-09 | 2023-01-24 | Qualcomm Incorporated | Reference picture resampling with switchable filters |
| WO2021025451A1 (ko) * | 2019-08-05 | 2021-02-11 | 엘지전자 주식회사 | 움직임 정보 후보를 이용한 영상 부호화/복호화 방법, 장치 및 비트스트림을 전송하는 방법 |
| CN114270856B (zh) | 2019-08-20 | 2025-11-14 | 北京字节跳动网络技术有限公司 | 视频处理中的备选插值滤波器的选择性使用 |
| CN120075448A (zh) * | 2019-08-23 | 2025-05-30 | 北京三星通信技术研究有限公司 | 帧内预测方法和帧内预测装置 |
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| KR20220052991A (ko) * | 2019-09-04 | 2022-04-28 | 인터디지털 브이씨 홀딩스 프랑스 에스에이에스 | 스위칭가능한 보간 필터들 |
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| WO2021056210A1 (zh) * | 2019-09-24 | 2021-04-01 | 北京大学 | 视频编解码方法、装置和计算机可读存储介质 |
| CN113259669B (zh) * | 2021-03-25 | 2023-07-07 | 浙江大华技术股份有限公司 | 编码方法、装置、电子设备及计算机可读存储介质 |
| CN113726406B (zh) * | 2021-08-25 | 2022-06-21 | 中国电子科技集团公司第五十四研究所 | 一种基于分组编码的频点可变的多速率Ku通信发射装置 |
| WO2023153891A1 (ko) * | 2022-02-13 | 2023-08-17 | 엘지전자 주식회사 | 영상 인코딩/디코딩 방법 및 장치, 그리고 비트스트림을 저장한 기록 매체 |
| EP4487225A4 (en) * | 2022-03-04 | 2026-03-11 | Guangdong Oppo Mobile Telecommunications Corp Ltd | INTEGER CONVERSION FOR INTERPOLATION FILTER DESIGN IN VIDEO ENCODING |
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| WO2015139010A1 (en) * | 2014-03-14 | 2015-09-17 | Vid Scale, Inc. | Systems and methods for rgb video coding enhancement |
| US10659806B2 (en) * | 2014-11-04 | 2020-05-19 | Samsung Electronics Co., Ltd. | Video encoding method and apparatus, and video decoding method and apparatus using interpolation filter on which image characteristic is reflected |
| US11463689B2 (en) * | 2015-06-18 | 2022-10-04 | Qualcomm Incorporated | Intra prediction and intra mode coding |
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2017
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- 2017-10-05 SG SG11201901631SA patent/SG11201901631SA/en unknown
- 2017-10-05 TW TW106134399A patent/TWI775780B/zh active
- 2017-10-05 CN CN201780060942.0A patent/CN109792524B/zh active Active
- 2017-10-05 EP EP17790899.3A patent/EP3523966A1/en active Pending
- 2017-10-05 KR KR1020197009531A patent/KR102546383B1/ko active Active
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| CN116347075A (zh) | 2023-06-27 |
| SG11201901631SA (en) | 2019-04-29 |
| KR102546383B1 (ko) | 2023-06-22 |
| EP3523966A1 (en) | 2019-08-14 |
| TW201826791A (zh) | 2018-07-16 |
| JP7637715B2 (ja) | 2025-02-28 |
| JP2019535198A (ja) | 2019-12-05 |
| JP2023100713A (ja) | 2023-07-19 |
| TWI775780B (zh) | 2022-09-01 |
| CN109792524B (zh) | 2023-04-04 |
| CN109792524A (zh) | 2019-05-21 |
| JP7317703B2 (ja) | 2023-07-31 |
| KR20190059282A (ko) | 2019-05-30 |
| US10341659B2 (en) | 2019-07-02 |
| WO2018067848A1 (en) | 2018-04-12 |
| US20180098066A1 (en) | 2018-04-05 |
| CN116347075B (zh) | 2026-04-14 |
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