BR112021017382A2 - Codificação residual combinada em codificação de vídeo - Google Patents
Codificação residual combinada em codificação de vídeoInfo
- Publication number
- BR112021017382A2 BR112021017382A2 BR112021017382A BR112021017382A BR112021017382A2 BR 112021017382 A2 BR112021017382 A2 BR 112021017382A2 BR 112021017382 A BR112021017382 A BR 112021017382A BR 112021017382 A BR112021017382 A BR 112021017382A BR 112021017382 A2 BR112021017382 A2 BR 112021017382A2
- Authority
- BR
- Brazil
- Prior art keywords
- sample
- block
- coding
- interprediction
- weighted
- Prior art date
Links
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
- H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
- H04N19/45—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder performing compensation of the inverse transform mismatch, e.g. Inverse Discrete Cosine Transform [IDCT] mismatch
-
- 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
- H04N19/10—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
- H04N19/117—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
- H04N19/132—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
- H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
-
- 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
- H04N19/80—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
- H04N19/10—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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Discrete Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201962815936P | 2019-03-08 | 2019-03-08 | |
| US201962866450P | 2019-06-25 | 2019-06-25 | |
| US16/810,680 US12114000B2 (en) | 2019-03-08 | 2020-03-05 | Combined residual coding in video coding |
| PCT/US2020/021544 WO2020185619A1 (en) | 2019-03-08 | 2020-03-06 | Combined residual coding in video coding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR112021017382A2 true BR112021017382A2 (pt) | 2021-11-16 |
Family
ID=72335575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR112021017382A BR112021017382A2 (pt) | 2019-03-08 | 2020-03-06 | Codificação residual combinada em codificação de vídeo |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US12114000B2 (https=) |
| EP (1) | EP3935846B1 (https=) |
| JP (1) | JP7504902B2 (https=) |
| KR (1) | KR20210133970A (https=) |
| CN (1) | CN113508589B (https=) |
| BR (1) | BR112021017382A2 (https=) |
| SG (1) | SG11202108603YA (https=) |
| TW (1) | TWI848070B (https=) |
| WO (1) | WO2020185619A1 (https=) |
Families Citing this family (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108965894B (zh) * | 2017-05-27 | 2021-12-21 | 华为技术有限公司 | 一种视频图像的编解码方法及装置 |
| WO2020156515A1 (en) * | 2019-01-31 | 2020-08-06 | Beijing Bytedance Network Technology Co., Ltd. | Refined quantization steps in video coding |
| IL285212B2 (en) | 2019-02-07 | 2024-06-01 | Vid Scale Inc | Systems, means and methods for refining Internet prediction with optical flow |
| WO2020182093A1 (en) | 2019-03-08 | 2020-09-17 | Beijing Bytedance Network Technology Co., Ltd. | Signaling of reshaping information in video processing |
| BR112021018089A2 (pt) * | 2019-03-12 | 2021-11-23 | Fraunhofer Ges Forschung | Transformada de intercomponente seletiva (ict) para conversão de imagem e vídeo em código |
| PH12021552544A1 (en) * | 2019-04-18 | 2022-07-04 | Beijing Bytedance Network Tech Co Ltd | Restriction on applicability of cross component mode |
| BR112021019675A2 (pt) | 2019-04-23 | 2021-12-07 | Beijing Bytedance Network Tech Co Ltd | Método para processamento de mídia visual, aparelho codificador de vídeo, aparelho decodificador de vídeo, e, mídia legível por computador |
| WO2020224629A1 (en) | 2019-05-08 | 2020-11-12 | Beijing Bytedance Network Technology Co., Ltd. | Conditions for applicability of cross-component coding |
| EP4300964A3 (en) * | 2019-06-21 | 2024-03-13 | VID SCALE, Inc. | Precision refinement for motion compensation with optical flow |
| US11516472B2 (en) * | 2019-06-21 | 2022-11-29 | Hyundai Motor Company | Method and apparatus for controlling coding tools |
| EP3973707A4 (en) | 2019-06-22 | 2022-08-31 | Beijing Bytedance Network Technology Co., Ltd. | CHROMA REST SCALE SYNTAX ELEMENT |
| CN120786071A (zh) * | 2019-06-24 | 2025-10-14 | 阿里巴巴集团控股有限公司 | 处理亮度和色度信号的方法和系统 |
| CN114128280B (zh) * | 2019-07-07 | 2023-11-14 | 北京字节跳动网络技术有限公司 | 色度残差缩放的信令通知 |
| US11412235B2 (en) * | 2019-10-10 | 2022-08-09 | Tencent America LLC | Color transform for video coding |
| US11570477B2 (en) * | 2019-12-31 | 2023-01-31 | Alibaba Group Holding Limited | Data preprocessing and data augmentation in frequency domain |
| US12118758B2 (en) * | 2020-06-22 | 2024-10-15 | Qualcomm Incorporated | Planar and azimuthal mode in geometric point cloud compression |
| US12400374B2 (en) | 2020-10-06 | 2025-08-26 | Qualcomm Incorporated | GPCC planar mode and buffer simplification |
| WO2022130663A1 (ja) * | 2020-12-17 | 2022-06-23 | 日本放送協会 | 復号装置、プログラム、及び復号方法 |
| US12034949B2 (en) * | 2021-01-14 | 2024-07-09 | Samsung Electronics Co., Ltd. | Video decoding apparatus and video decoding method |
| CN115225900A (zh) * | 2021-04-19 | 2022-10-21 | 中兴通讯股份有限公司 | 图像编码、解码方法、装置、电子设备和存储介质 |
| CN113489974B (zh) * | 2021-07-02 | 2023-05-16 | 浙江大华技术股份有限公司 | 帧内预测方法、视频/图像编解码方法及相关装置 |
| CN121399917A (zh) * | 2023-06-19 | 2026-01-23 | 抖音视界有限公司 | 用于视频处理的方法、装置和介质 |
| CN121620918A (zh) * | 2023-08-03 | 2026-03-06 | 联发科技股份有限公司 | 用于帧内预测融合与继承的跨分量模型的语法设计的方法和装置 |
| CN121925838A (zh) * | 2023-09-29 | 2026-04-24 | 字节跳动有限公司 | 用于可视数据转码的方法、装置和介质 |
Family Cites Families (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2007231799B8 (en) * | 2007-10-31 | 2011-04-21 | Canon Kabushiki Kaisha | High-performance video transcoding method |
| US9571856B2 (en) | 2008-08-25 | 2017-02-14 | Microsoft Technology Licensing, Llc | Conversion operations in scalable video encoding and decoding |
| US9807401B2 (en) * | 2011-11-01 | 2017-10-31 | Qualcomm Incorporated | Transform unit partitioning for chroma components in video coding |
| GB2506345A (en) * | 2012-09-06 | 2014-04-02 | British Broadcasting Corp | Video encoding and decoding with chrominance sub-sampling |
| AU2012232992A1 (en) | 2012-09-28 | 2014-04-17 | Canon Kabushiki Kaisha | Method, apparatus and system for encoding and decoding the transform units of a coding unit |
| US10397607B2 (en) * | 2013-11-01 | 2019-08-27 | Qualcomm Incorporated | Color residual prediction for video coding |
| US10200700B2 (en) * | 2014-06-20 | 2019-02-05 | Qualcomm Incorporated | Cross-component prediction in video coding |
| US9998742B2 (en) | 2015-01-27 | 2018-06-12 | Qualcomm Incorporated | Adaptive cross component residual prediction |
| US10158836B2 (en) * | 2015-01-30 | 2018-12-18 | Qualcomm Incorporated | Clipping for cross-component prediction and adaptive color transform for video coding |
| US10455249B2 (en) | 2015-03-20 | 2019-10-22 | Qualcomm Incorporated | Downsampling process for linear model prediction mode |
| CN109076225A (zh) | 2016-02-08 | 2018-12-21 | 夏普株式会社 | 用于变换系数编码的系统和方法 |
| US10542296B2 (en) * | 2016-05-10 | 2020-01-21 | Dolby Laboratories Licensing Corporation | Chroma reshaping of HDR video signals |
| US10652575B2 (en) | 2016-09-15 | 2020-05-12 | Qualcomm Incorporated | Linear model chroma intra prediction for video coding |
| US10477240B2 (en) | 2016-12-19 | 2019-11-12 | Qualcomm Incorporated | Linear model prediction mode with sample accessing for video coding |
| EP3386198A1 (en) | 2017-04-07 | 2018-10-10 | Thomson Licensing | Method and device for predictive picture encoding and decoding |
| US10992941B2 (en) * | 2017-06-29 | 2021-04-27 | Dolby Laboratories Licensing Corporation | Integrated image reshaping and video coding |
| US10764587B2 (en) | 2017-06-30 | 2020-09-01 | Qualcomm Incorporated | Intra prediction in video coding |
| WO2019076138A1 (en) | 2017-10-16 | 2019-04-25 | Huawei Technologies Co., Ltd. | Encoding method and apparatus |
| KR20230021187A (ko) * | 2018-02-14 | 2023-02-13 | 돌비 레버러토리즈 라이쎈싱 코오포레이션 | 레이트 왜곡 최적화를 이용한 비디오 코딩에서의 이미지 재성형 |
| CN118474354A (zh) * | 2019-03-04 | 2024-08-09 | 阿里巴巴集团控股有限公司 | 视频解码方法和装置、处理视频内容的方法和装置及介质 |
-
2020
- 2020-03-05 US US16/810,680 patent/US12114000B2/en active Active
- 2020-03-06 EP EP20716059.9A patent/EP3935846B1/en active Active
- 2020-03-06 KR KR1020217028099A patent/KR20210133970A/ko active Pending
- 2020-03-06 TW TW109107553A patent/TWI848070B/zh active
- 2020-03-06 SG SG11202108603YA patent/SG11202108603YA/en unknown
- 2020-03-06 JP JP2021551966A patent/JP7504902B2/ja active Active
- 2020-03-06 WO PCT/US2020/021544 patent/WO2020185619A1/en not_active Ceased
- 2020-03-06 CN CN202080017838.5A patent/CN113508589B/zh active Active
- 2020-03-06 BR BR112021017382A patent/BR112021017382A2/pt unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JP7504902B2 (ja) | 2024-06-24 |
| TW202041031A (zh) | 2020-11-01 |
| US12114000B2 (en) | 2024-10-08 |
| TWI848070B (zh) | 2024-07-11 |
| CN113508589A (zh) | 2021-10-15 |
| CN113508589B (zh) | 2025-01-07 |
| EP3935846B1 (en) | 2026-04-22 |
| JP2022523950A (ja) | 2022-04-27 |
| EP3935846A1 (en) | 2022-01-12 |
| KR20210133970A (ko) | 2021-11-08 |
| SG11202108603YA (en) | 2021-09-29 |
| US20200288159A1 (en) | 2020-09-10 |
| WO2020185619A1 (en) | 2020-09-17 |
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