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 |
| CN113366839B (zh) * | 2019-01-31 | 2024-01-12 | 北京字节跳动网络技术有限公司 | 视频编解码中的细化量化步骤 |
| EP4221223A1 (en) | 2019-02-07 | 2023-08-02 | Vid Scale, Inc. | Systems, apparatus and methods for inter prediction refinement with optical flow |
| EP3912343A4 (en) | 2019-03-08 | 2022-07-20 | Beijing Bytedance Network Technology Co., Ltd. | Constraints on model-based reshaping in video processing |
| KR20250121454A (ko) * | 2019-03-12 | 2025-08-12 | 프라운호퍼-게젤샤프트 추르 푀르데룽 데어 안제반텐 포르슝 에 파우 | 이미지 및 비디오 코딩을 위한 선택적 인터-컴포넌트 변환 |
| WO2020211869A1 (en) * | 2019-04-18 | 2020-10-22 | Beijing Bytedance Network Technology Co., Ltd. | Parameter derivation in 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 |
| CN113796072B (zh) | 2019-05-08 | 2023-10-03 | 北京字节跳动网络技术有限公司 | 跨分量编解码的适用性条件 |
| US11516472B2 (en) * | 2019-06-21 | 2022-11-29 | Hyundai Motor Company | Method and apparatus for controlling coding tools |
| CN114026851B (zh) * | 2019-06-21 | 2026-01-06 | 交互数字Vc控股公司 | 利用光流的运动补偿的精度细化 |
| JP7418478B2 (ja) | 2019-06-22 | 2024-01-19 | 北京字節跳動網絡技術有限公司 | クロマ残差スケーリングのためのシンタックス要素 |
| CN120786069A (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 |
| JP7460748B2 (ja) * | 2019-07-07 | 2024-04-02 | 北京字節跳動網絡技術有限公司 | クロマ残差スケーリングのシグナリング |
| 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 |
| KR102505364B1 (ko) * | 2020-12-17 | 2023-02-28 | 닛폰 호소 교카이 | 복호 장치, 프로그램, 및 복호 방법 |
| 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 |
| EP4677845A1 (en) * | 2023-08-03 | 2026-01-14 | Mediatek Inc. | Methods and apparatus of syntax design for intra prediction fusion with inherited cross-component models |
| WO2025072488A1 (en) * | 2023-09-29 | 2025-04-03 | Bytedance Inc. | Method, apparatus, and medium for visual data transcoding |
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 |
| EP3414901A4 (en) | 2016-02-08 | 2018-12-26 | Sharp Kabushiki Kaisha | Systems and methods for transform coefficient coding |
| 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 |
| BR112019016885A2 (pt) * | 2017-06-29 | 2020-04-14 | Dolby Laboratories Licensing Corporation | remodelagem de imagem integrada e codificação de vídeo |
| 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 |
| WO2019160986A1 (en) | 2018-02-14 | 2019-08-22 | Dolby Laboratories Licensing Corporation | Image reshaping in video coding using rate distortion optimization |
| WO2020180737A1 (en) * | 2019-03-04 | 2020-09-10 | Alibaba Group Holding Limited | Method and system for processing video content |
-
2020
- 2020-03-05 US US16/810,680 patent/US12114000B2/en active Active
- 2020-03-06 CN CN202080017838.5A patent/CN113508589B/zh active Active
- 2020-03-06 WO PCT/US2020/021544 patent/WO2020185619A1/en not_active Ceased
- 2020-03-06 EP EP20716059.9A patent/EP3935846B1/en active Active
- 2020-03-06 BR BR112021017382A patent/BR112021017382A2/pt unknown
- 2020-03-06 KR KR1020217028099A patent/KR20210133970A/ko active Pending
- 2020-03-06 JP JP2021551966A patent/JP7504902B2/ja active Active
- 2020-03-06 TW TW109107553A patent/TWI848070B/zh active
- 2020-03-06 SG SG11202108603YA patent/SG11202108603YA/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| TWI848070B (zh) | 2024-07-11 |
| WO2020185619A1 (en) | 2020-09-17 |
| US12114000B2 (en) | 2024-10-08 |
| TW202041031A (zh) | 2020-11-01 |
| EP3935846B1 (en) | 2026-04-22 |
| SG11202108603YA (en) | 2021-09-29 |
| CN113508589A (zh) | 2021-10-15 |
| CN113508589B (zh) | 2025-01-07 |
| JP7504902B2 (ja) | 2024-06-24 |
| EP3935846A1 (en) | 2022-01-12 |
| US20200288159A1 (en) | 2020-09-10 |
| KR20210133970A (ko) | 2021-11-08 |
| JP2022523950A (ja) | 2022-04-27 |
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