BR112023005833A2 - Método de codificação e decodificação de dados de imagem ou vídeo, codificador, decodificador e pelo menos um fluxo de bits - Google Patents
Método de codificação e decodificação de dados de imagem ou vídeo, codificador, decodificador e pelo menos um fluxo de bitsInfo
- Publication number
- BR112023005833A2 BR112023005833A2 BR112023005833A BR112023005833A BR112023005833A2 BR 112023005833 A2 BR112023005833 A2 BR 112023005833A2 BR 112023005833 A BR112023005833 A BR 112023005833A BR 112023005833 A BR112023005833 A BR 112023005833A BR 112023005833 A2 BR112023005833 A2 BR 112023005833A2
- Authority
- BR
- Brazil
- Prior art keywords
- encoding
- decoder
- video data
- encoder
- bit stream
- Prior art date
Links
- 230000011218 segmentation Effects 0.000 abstract 3
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
- H04N19/10—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
- H04N19/124—Quantisation
- H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
-
- 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
- H04N19/102—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
- H04N19/10—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
- H04N19/167—Position within a video image, e.g. region of interest [ROI]
-
- 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
- H04N19/172—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 picture, frame or field
-
- 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
- H04N19/597—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding specially adapted for multi-view video sequence encoding
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/21—Server components or server architectures
- H04N21/218—Source of audio or video content, e.g. local disk arrays
- H04N21/2187—Live feed
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Databases & Information Systems (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP20199751.7A EP3979644A1 (en) | 2020-10-02 | 2020-10-02 | A method and apparatus for encoding and decoding one or more views of a scene |
| PCT/EP2021/076447 WO2022069388A1 (en) | 2020-10-02 | 2021-09-27 | A method and apparatus for encoding and decoding one or more views of a scene |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR112023005833A2 true BR112023005833A2 (pt) | 2023-05-02 |
Family
ID=72744581
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR112023005833A BR112023005833A2 (pt) | 2020-10-02 | 2021-09-27 | Método de codificação e decodificação de dados de imagem ou vídeo, codificador, decodificador e pelo menos um fluxo de bits |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US20230370600A1 (https=) |
| EP (2) | EP3979644A1 (https=) |
| JP (1) | JP7768225B2 (https=) |
| KR (1) | KR20230080447A (https=) |
| CN (1) | CN116250238A (https=) |
| BR (1) | BR112023005833A2 (https=) |
| CA (1) | CA3214970A1 (https=) |
| TW (1) | TW202220447A (https=) |
| WO (1) | WO2022069388A1 (https=) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3137240A1 (fr) * | 2022-06-22 | 2023-12-29 | Orange | Procédé de segmentation d’une pluralité de données, procédé de codage, procédé de décodage, dispositifs, systèmes et programme d’ordinateur correspondants |
| US12439094B2 (en) * | 2022-10-10 | 2025-10-07 | Alibaba Damo (Hangzhou) Technology Co., Ltd. | Pre-analysis based image compression methods |
| US12532005B2 (en) * | 2022-12-26 | 2026-01-20 | Varjo Technologies Oy | Image encoding based on alpha channel |
| US12549772B2 (en) * | 2023-04-11 | 2026-02-10 | Alibaba Innovation Private Limited | Object mask information for supplemental enhancement information message |
| CN116248895B (zh) * | 2023-05-06 | 2023-07-21 | 上海扬谷网络科技有限公司 | 虚拟现实全景漫游的视频云转码方法及系统 |
| WO2025160413A1 (en) * | 2024-01-24 | 2025-07-31 | Google Llc | Compressing videos for feedforward view synthesis |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005142654A (ja) * | 2003-11-04 | 2005-06-02 | Matsushita Electric Ind Co Ltd | 映像送信装置および映像受信装置 |
| JP2009004939A (ja) * | 2007-06-20 | 2009-01-08 | Victor Co Of Japan Ltd | 多視点画像復号方法、多視点画像復号装置及び多視点画像復号プログラム |
| TWI542190B (zh) * | 2008-11-04 | 2016-07-11 | 皇家飛利浦電子股份有限公司 | 編碼三維影像信號的方法及系統、經編碼之三維影像信號、解碼三維影像信號的方法及系統 |
| KR101828096B1 (ko) * | 2010-01-29 | 2018-02-09 | 톰슨 라이센싱 | 블록 기반 인터리빙 |
| US11025918B2 (en) * | 2016-12-29 | 2021-06-01 | Sony Interactive Entertainment Inc. | Foveated video link for VR, low latency wireless HMD video streaming with gaze tracking |
| WO2020008758A1 (ja) * | 2018-07-06 | 2020-01-09 | ソニー株式会社 | 情報処理装置および情報処理方法、並びにプログラム |
| US11138762B2 (en) * | 2018-07-11 | 2021-10-05 | Samsung Electronics Co., Ltd. | Visual quality of video based point cloud compression using one or more additional patches |
| US20200153885A1 (en) * | 2018-10-01 | 2020-05-14 | Lg Electronics Inc. | Apparatus for transmitting point cloud data, a method for transmitting point cloud data, an apparatus for receiving point cloud data and/or a method for receiving point cloud data |
| EP3672251A1 (en) * | 2018-12-20 | 2020-06-24 | Koninklijke KPN N.V. | Processing video data for a video player apparatus |
| CN113748681B (zh) * | 2019-01-09 | 2024-04-26 | 腾讯美国有限责任公司 | 动态点云分区打包方法、装置和电子设备 |
| US11159811B2 (en) * | 2019-03-15 | 2021-10-26 | Tencent America LLC | Partitioning of coded point cloud data |
| US11032576B2 (en) * | 2019-06-10 | 2021-06-08 | Microsoft Technology Licensing, Llc | Selectively enhancing compressed digital content |
-
2020
- 2020-10-02 EP EP20199751.7A patent/EP3979644A1/en not_active Withdrawn
-
2021
- 2021-09-27 US US18/029,397 patent/US20230370600A1/en active Pending
- 2021-09-27 CN CN202180067571.5A patent/CN116250238A/zh active Pending
- 2021-09-27 KR KR1020237014578A patent/KR20230080447A/ko active Pending
- 2021-09-27 WO PCT/EP2021/076447 patent/WO2022069388A1/en not_active Ceased
- 2021-09-27 JP JP2023516067A patent/JP7768225B2/ja active Active
- 2021-09-27 CA CA3214970A patent/CA3214970A1/en active Pending
- 2021-09-27 EP EP21783493.6A patent/EP4222958B1/en active Active
- 2021-09-27 BR BR112023005833A patent/BR112023005833A2/pt unknown
- 2021-10-01 TW TW110136713A patent/TW202220447A/zh unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JP2023542860A (ja) | 2023-10-12 |
| US20230370600A1 (en) | 2023-11-16 |
| EP4222958C0 (en) | 2025-02-19 |
| JP7768225B2 (ja) | 2025-11-12 |
| EP3979644A1 (en) | 2022-04-06 |
| CN116250238A (zh) | 2023-06-09 |
| TW202220447A (zh) | 2022-05-16 |
| CA3214970A1 (en) | 2022-04-07 |
| WO2022069388A1 (en) | 2022-04-07 |
| EP4222958A1 (en) | 2023-08-09 |
| KR20230080447A (ko) | 2023-06-07 |
| EP4222958B1 (en) | 2025-02-19 |
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