BR112021025581A2 - Modo sem perdas para o versatile video coding - Google Patents
Modo sem perdas para o versatile video codingInfo
- Publication number
- BR112021025581A2 BR112021025581A2 BR112021025581A BR112021025581A BR112021025581A2 BR 112021025581 A2 BR112021025581 A2 BR 112021025581A2 BR 112021025581 A BR112021025581 A BR 112021025581A BR 112021025581 A BR112021025581 A BR 112021025581A BR 112021025581 A2 BR112021025581 A2 BR 112021025581A2
- Authority
- BR
- Brazil
- Prior art keywords
- lossless
- encoding
- tools
- residual
- mode
- 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
- H04N19/10—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
- H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
-
- 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
-
- 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
- H04N19/154—Measured or subjectively estimated visual quality after decoding, e.g. measurement of distortion
-
- 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
- H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
-
- 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
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 (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP19305799 | 2019-06-20 | ||
| PCT/EP2020/066647 WO2020254335A1 (en) | 2019-06-20 | 2020-06-16 | Lossless mode for versatile video coding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR112021025581A2 true BR112021025581A2 (pt) | 2022-02-01 |
Family
ID=67437686
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR112021025581A BR112021025581A2 (pt) | 2019-06-20 | 2020-06-16 | Modo sem perdas para o versatile video coding |
Country Status (7)
| Country | Link |
|---|---|
| US (2) | US12010309B2 (https=) |
| EP (1) | EP3987785A1 (https=) |
| JP (2) | JP7612615B2 (https=) |
| KR (1) | KR20220024711A (https=) |
| CN (3) | CN120075441A (https=) |
| BR (1) | BR112021025581A2 (https=) |
| WO (1) | WO2020254335A1 (https=) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11516472B2 (en) * | 2019-06-21 | 2022-11-29 | Hyundai Motor Company | Method and apparatus for controlling coding tools |
| CN113382256B (zh) * | 2019-06-21 | 2022-05-20 | 杭州海康威视数字技术股份有限公司 | 一种编解码方法、装置、设备及存储介质 |
| ES3025961T3 (en) * | 2019-06-28 | 2025-06-10 | Beijing Dajia Internet Information Tech Co Ltd | Lossless coding modes for video coding |
| CN114731440A (zh) * | 2019-09-23 | 2022-07-08 | 阿里巴巴集团控股有限公司 | 视频数据的无损编码 |
| MX2022003555A (es) * | 2019-09-24 | 2022-06-14 | Huawei Tech Co Ltd | Señalización de encabezado de imagen en codificación de video. |
| MX2022004216A (es) * | 2019-10-10 | 2022-05-03 | Electronics & Telecommunications Res Inst | Metodo y aparato de codificacion/decodificacion de imagenes y medio de grabacion que almacena flujo de bits. |
| CN112565754B (zh) * | 2020-12-06 | 2022-11-11 | 浙江大华技术股份有限公司 | 基于ibc模式变换、编码方法、装置、电子设备及存储介质 |
| CN113099233B (zh) * | 2021-03-26 | 2024-07-16 | 百果园技术(新加坡)有限公司 | 视频编码方法、装置、视频编码设备及存储介质 |
Family Cites Families (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013003823A1 (en) | 2011-06-30 | 2013-01-03 | Huawei Technologies, Co., Ltd. | Lossless coding and associated signaling methods for compound video |
| GB2555287B (en) | 2011-10-17 | 2018-11-07 | Kt Corp | Video decoding method using transform method selected from a transform method set |
| MX369192B (es) * | 2011-10-18 | 2019-10-31 | Kt Corp | Método para codificar imagen, método para decodificar imagen, codificador de imagen y decodificador de imagen. |
| US20130294524A1 (en) * | 2012-05-04 | 2013-11-07 | Qualcomm Incorporated | Transform skipping and lossless coding unification |
| DK2869557T3 (da) * | 2012-06-29 | 2023-11-06 | Electronics & Telecommunications Res Inst | Fremgangsmåde og anordning til kodning/afkodning af billeder |
| JP6197496B2 (ja) * | 2013-08-30 | 2017-09-20 | 富士通株式会社 | 量子化装置、量子化方法および量子化プログラム |
| RU2635064C2 (ru) | 2013-10-14 | 2017-11-08 | ЭйджЭфАй Инновэйшн Инк. | Способ остаточной дифференциальной импульсно-кодовой модуляции в целях расширения диапазона высокоэффективного кодирования видеоизображений (HEVC) |
| KR102185857B1 (ko) | 2014-02-13 | 2020-12-02 | 삼성전자주식회사 | 영상 부호화, 복호화 방법 및 장치 |
| CN108184117B (zh) | 2018-01-10 | 2021-11-26 | 北京工业大学 | 基于内容的比特流层视频质量评价模型 |
| CN113170093B (zh) * | 2018-11-20 | 2023-05-02 | 北京字节跳动网络技术有限公司 | 视频处理中的细化帧间预测 |
| US11153590B2 (en) * | 2019-01-11 | 2021-10-19 | Tencent America LLC | Method and apparatus for video coding |
| WO2020145798A1 (ko) * | 2019-01-13 | 2020-07-16 | 엘지전자 주식회사 | 변환 스킵 플래그를 이용한 영상 코딩 방법 및 장치 |
| US11134258B2 (en) * | 2019-02-11 | 2021-09-28 | Qualcomm Incorporated | Predictive coefficient coding |
| JP7282904B2 (ja) * | 2019-02-19 | 2023-05-29 | エルジー エレクトロニクス インコーポレイティド | 映像コーディングシステムにおいてレジデュアル情報を使用する映像デコーディング方法及びその装置 |
| WO2020177684A1 (en) * | 2019-03-03 | 2020-09-10 | Beijing Bytedance Network Technology Co., Ltd. | Enabling dmvr based on the information in the picture header |
| KR102642220B1 (ko) * | 2019-03-04 | 2024-02-28 | 엘지전자 주식회사 | 영상 코딩 시스템에서 컨텍스트 코딩된 사인 플래그를 사용하는 영상 디코딩 방법 및 그 장치 |
| CA3133224A1 (en) * | 2019-03-11 | 2020-09-17 | Yong He | Methods and apparatus for sub-picture adaptive resolution change |
| US11451826B2 (en) * | 2019-04-15 | 2022-09-20 | Tencent America LLC | Lossless coding mode and switchable residual coding |
| 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 |
| CN115314708B (zh) * | 2019-05-15 | 2023-05-12 | 华为技术有限公司 | 视频码流的解码方法及对应的设备及介质 |
| CN113853787B (zh) * | 2019-05-22 | 2023-12-22 | 北京字节跳动网络技术有限公司 | 基于子块使用变换跳过模式 |
| CN113966610B (zh) * | 2019-06-11 | 2025-09-12 | 韦勒斯标准与技术协会公司 | 使用块dpcm预测方法的视频信号处理方法和设备 |
| WO2020256389A1 (ko) * | 2019-06-18 | 2020-12-24 | 엘지전자 주식회사 | Bdpcm 기반 영상 디코딩 방법 및 그 장치 |
| JP2022534238A (ja) * | 2019-06-18 | 2022-07-28 | エルジー エレクトロニクス インコーポレイティド | ブロックサイズに基づいてｂｄｐｃｍを行う画像デコード方法及びその装置 |
| WO2020256391A1 (ko) * | 2019-06-18 | 2020-12-24 | 엘지전자 주식회사 | 영상 디코딩 방법 및 그 장치 |
-
2020
- 2020-06-16 EP EP20733419.4A patent/EP3987785A1/en active Pending
- 2020-06-16 US US17/618,090 patent/US12010309B2/en active Active
- 2020-06-16 WO PCT/EP2020/066647 patent/WO2020254335A1/en not_active Ceased
- 2020-06-16 BR BR112021025581A patent/BR112021025581A2/pt unknown
- 2020-06-16 CN CN202510148620.8A patent/CN120075441A/zh active Pending
- 2020-06-16 JP JP2021573743A patent/JP7612615B2/ja active Active
- 2020-06-16 KR KR1020227001840A patent/KR20220024711A/ko active Pending
- 2020-06-16 CN CN202080056767.XA patent/CN114270837B/zh active Active
- 2020-06-16 CN CN202510148653.2A patent/CN120075442A/zh active Pending
-
2024
- 2024-05-09 US US18/659,336 patent/US12598299B2/en active Active
- 2024-12-25 JP JP2024229516A patent/JP2025060855A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JP2022537275A (ja) | 2022-08-25 |
| US12010309B2 (en) | 2024-06-11 |
| US20220303535A1 (en) | 2022-09-22 |
| EP3987785A1 (en) | 2022-04-27 |
| WO2020254335A1 (en) | 2020-12-24 |
| CN120075442A (zh) | 2025-05-30 |
| CN114270837A (zh) | 2022-04-01 |
| KR20220024711A (ko) | 2022-03-03 |
| JP2025060855A (ja) | 2025-04-10 |
| JP7612615B2 (ja) | 2025-01-14 |
| US20240291987A1 (en) | 2024-08-29 |
| CN114270837B (zh) | 2025-02-18 |
| CN120075441A (zh) | 2025-05-30 |
| US12598299B2 (en) | 2026-04-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B25A | Requested transfer of rights approved |
Owner name: INTERDIGITAL CE PATENT HOLDINGS, SAS (FR) |