BR112021017485A2 - Codificação de vídeo no modo de unidade de previsão triangular usando diferentes formatos de croma - Google Patents
Codificação de vídeo no modo de unidade de previsão triangular usando diferentes formatos de cromaInfo
- Publication number
- BR112021017485A2 BR112021017485A2 BR112021017485A BR112021017485A BR112021017485A2 BR 112021017485 A2 BR112021017485 A2 BR 112021017485A2 BR 112021017485 A BR112021017485 A BR 112021017485A BR 112021017485 A BR112021017485 A BR 112021017485A BR 112021017485 A2 BR112021017485 A2 BR 112021017485A2
- Authority
- BR
- Brazil
- Prior art keywords
- processors
- chroma components
- video data
- generate
- prediction unit
- Prior art date
Links
- 238000005192 partition Methods 0.000 abstract 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 abstract 1
- 238000002156 mixing Methods 0.000 abstract 1
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
- H04N19/119—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
- H04N19/50—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
- H04N19/537—Motion estimation other than block-based
- H04N19/54—Motion estimation other than block-based using feature points or meshes
-
- 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
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
-
- 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
- H04N19/10—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
- H04N19/182—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 pixel
-
- 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
- H04N19/85—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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Color Television Systems (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201962819368P | 2019-03-15 | 2019-03-15 | |
| US16/800,832 US11134251B2 (en) | 2019-03-15 | 2020-02-25 | Video coding in triangular prediction unit mode using different chroma formats |
| PCT/US2020/019945 WO2020190468A1 (en) | 2019-03-15 | 2020-02-26 | Video coding in triangular prediction unit mode using different chroma formats |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR112021017485A2 true BR112021017485A2 (pt) | 2021-11-23 |
Family
ID=72423584
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR112021017485A BR112021017485A2 (pt) | 2019-03-15 | 2020-02-26 | Codificação de vídeo no modo de unidade de previsão triangular usando diferentes formatos de croma |
| BR112021017487A BR112021017487A2 (pt) | 2019-03-15 | 2020-02-26 | Codificação de vídeo com amostras de referência não filtradas usando diferentes formatos de croma |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR112021017487A BR112021017487A2 (pt) | 2019-03-15 | 2020-02-26 | Codificação de vídeo com amostras de referência não filtradas usando diferentes formatos de croma |
Country Status (9)
| Country | Link |
|---|---|
| US (2) | US11134251B2 (https=) |
| EP (2) | EP3939274A1 (https=) |
| JP (2) | JP2022523851A (https=) |
| KR (2) | KR20210134338A (https=) |
| CN (2) | CN113557723B (https=) |
| BR (2) | BR112021017485A2 (https=) |
| SG (2) | SG11202108953XA (https=) |
| TW (1) | TW202044833A (https=) |
| WO (2) | WO2020190468A1 (https=) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3283906B1 (en) | 2015-04-13 | 2020-09-23 | RealD Spark, LLC | Wide angle imaging directional backlights |
| CN113243108A (zh) * | 2018-12-25 | 2021-08-10 | 北京达佳互联信息技术有限公司 | 利用三角形形状预测单元的视频编解码 |
| US11134251B2 (en) | 2019-03-15 | 2021-09-28 | Qualcomm Incorporated | Video coding in triangular prediction unit mode using different chroma formats |
| CN113924778B (zh) * | 2019-06-03 | 2026-03-27 | 北京字节跳动网络技术有限公司 | 具有三角形分割的帧内块复制 |
| CN117499625A (zh) * | 2019-09-01 | 2024-02-02 | 北京字节跳动网络技术有限公司 | 视频编解码中预测权重的对准 |
| CN114424537B (zh) * | 2019-09-05 | 2026-01-02 | 夏普株式会社 | 在视频编码中用于执行帧间预测编码的系统和方法 |
| WO2021068923A1 (en) | 2019-10-10 | 2021-04-15 | Beijing Bytedance Network Technology Co., Ltd. | Deblocking filtering improvements |
| IL324740A (en) * | 2024-02-15 | 2026-01-01 | Cloudshare Ltd | Video streams decoding and rendering |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002102050A2 (en) * | 2001-06-12 | 2002-12-19 | Digital Interactive Streams, Inc. | System and method for enhancing digital video |
| CN101409837B (zh) * | 2001-09-14 | 2011-07-13 | 株式会社Ntt都科摩 | 编码方法、译码方法、编码装置、译码装置、图象处理系统 |
| EP1969559B1 (en) * | 2005-12-30 | 2018-09-05 | Telecom Italia S.p.A. | Contour finding in segmentation of video sequences |
| EP2525575A4 (en) * | 2010-01-12 | 2016-03-16 | Lg Electronics Inc | METHOD AND DEVICE FOR PROCESSING VIDEO SIGNALS |
| EP2858367B1 (en) | 2012-04-26 | 2018-12-05 | Sony Corporation | Predictive video coding with sub-pixel accuracy for different colour sampling formats |
| US20140192862A1 (en) * | 2013-01-07 | 2014-07-10 | Research In Motion Limited | Methods and systems for prediction filtering in video coding |
| JP2015019257A (ja) * | 2013-07-11 | 2015-01-29 | 三菱電機株式会社 | カラー動画像符号化装置、カラー動画像復号装置、カラー動画像符号化方法及びカラー動画像復号方法 |
| KR102306336B1 (ko) * | 2014-03-03 | 2021-09-30 | 소니그룹주식회사 | 범위 확장에서의 강력한 내부 평활화 |
| WO2016200984A1 (en) * | 2015-06-08 | 2016-12-15 | Vid Scale, Inc. | Intra block copy mode for screen content coding |
| US10425648B2 (en) * | 2015-09-29 | 2019-09-24 | Qualcomm Incorporated | Video intra-prediction using position-dependent prediction combination for video coding |
| EP3403406A1 (en) * | 2016-01-15 | 2018-11-21 | VID SCALE, Inc. | System and method for enhanced motion compensation using adaptive filtering |
| CN109328461B (zh) * | 2016-04-29 | 2023-09-05 | 世宗大学校产学协力团 | 视频信号编码/解码方法和设备 |
| WO2018066984A1 (ko) * | 2016-10-06 | 2018-04-12 | 김기백 | 영상 데이터 부호화/복호화 방법 및 장치 |
| CN118413648A (zh) | 2017-11-28 | 2024-07-30 | Lx 半导体科技有限公司 | 图像编码/解码方法、图像数据的传输方法和存储介质 |
| GB2580326A (en) * | 2018-12-28 | 2020-07-22 | British Broadcasting Corp | Video encoding and video decoding |
| US11134251B2 (en) | 2019-03-15 | 2021-09-28 | Qualcomm Incorporated | Video coding in triangular prediction unit mode using different chroma formats |
-
2020
- 2020-02-25 US US16/800,832 patent/US11134251B2/en active Active
- 2020-02-25 US US16/800,864 patent/US12022095B2/en active Active
- 2020-02-26 CN CN202080019606.3A patent/CN113557723B/zh active Active
- 2020-02-26 KR KR1020217028603A patent/KR20210134338A/ko active Pending
- 2020-02-26 BR BR112021017485A patent/BR112021017485A2/pt unknown
- 2020-02-26 JP JP2021553281A patent/JP2022523851A/ja active Pending
- 2020-02-26 CN CN202080019595.9A patent/CN113924776B/zh active Active
- 2020-02-26 SG SG11202108953XA patent/SG11202108953XA/en unknown
- 2020-02-26 JP JP2021553280A patent/JP7423647B2/ja active Active
- 2020-02-26 KR KR1020217028602A patent/KR20210135515A/ko active Pending
- 2020-02-26 EP EP20715552.4A patent/EP3939274A1/en active Pending
- 2020-02-26 WO PCT/US2020/019945 patent/WO2020190468A1/en not_active Ceased
- 2020-02-26 BR BR112021017487A patent/BR112021017487A2/pt unknown
- 2020-02-26 EP EP20713482.6A patent/EP3939273A1/en active Pending
- 2020-02-26 SG SG11202108954VA patent/SG11202108954VA/en unknown
- 2020-02-26 WO PCT/US2020/019952 patent/WO2020190469A1/en not_active Ceased
- 2020-02-27 TW TW109106595A patent/TW202044833A/zh unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JP2022524375A (ja) | 2022-05-02 |
| EP3939274A1 (en) | 2022-01-19 |
| US12022095B2 (en) | 2024-06-25 |
| CN113557723B (zh) | 2024-08-30 |
| US20200296359A1 (en) | 2020-09-17 |
| BR112021017487A2 (pt) | 2021-11-23 |
| CN113924776A (zh) | 2022-01-11 |
| EP3939273A1 (en) | 2022-01-19 |
| SG11202108953XA (en) | 2021-09-29 |
| US11134251B2 (en) | 2021-09-28 |
| JP7423647B2 (ja) | 2024-01-29 |
| CN113924776B (zh) | 2025-07-04 |
| KR20210135515A (ko) | 2021-11-15 |
| SG11202108954VA (en) | 2021-09-29 |
| KR20210134338A (ko) | 2021-11-09 |
| CN113557723A (zh) | 2021-10-26 |
| WO2020190468A1 (en) | 2020-09-24 |
| WO2020190469A1 (en) | 2020-09-24 |
| TW202044833A (zh) | 2020-12-01 |
| JP2022523851A (ja) | 2022-04-26 |
| US20200296389A1 (en) | 2020-09-17 |
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