JP2022523378A5 - - Google Patents
Info
- Publication number
- JP2022523378A5 JP2022523378A5 JP2021549642A JP2021549642A JP2022523378A5 JP 2022523378 A5 JP2022523378 A5 JP 2022523378A5 JP 2021549642 A JP2021549642 A JP 2021549642A JP 2021549642 A JP2021549642 A JP 2021549642A JP 2022523378 A5 JP2022523378 A5 JP 2022523378A5
- Authority
- JP
- Japan
- Prior art keywords
- component
- sample
- chroma
- information
- current block
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2024006377A JP7614414B2 (ja) | 2019-02-28 | 2024-01-18 | クロマ成分を予測するビデオ符号化及び復号方法、及びクロマ成分を予測するビデオ符号化及び復号装置 |
| JP2024229570A JP2025031938A (ja) | 2019-02-28 | 2024-12-26 | クロマ成分を予測するビデオ符号化及び復号方法、及びクロマ成分を予測するビデオ符号化及び復号装置 |
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201962811672P | 2019-02-28 | 2019-02-28 | |
| US62/811,672 | 2019-02-28 | ||
| US201962840003P | 2019-04-29 | 2019-04-29 | |
| US62/840,003 | 2019-04-29 | ||
| PCT/KR2020/002929 WO2020175970A1 (ko) | 2019-02-28 | 2020-02-28 | 크로마 성분을 예측하는 비디오 부호화 및 복호화 방법, 및 크로마 성분을 예측하는 비디오 부호화 및 복호화 장치 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2024006377A Division JP7614414B2 (ja) | 2019-02-28 | 2024-01-18 | クロマ成分を予測するビデオ符号化及び復号方法、及びクロマ成分を予測するビデオ符号化及び復号装置 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2022523378A JP2022523378A (ja) | 2022-04-22 |
| JP2022523378A5 true JP2022523378A5 (enExample) | 2023-03-24 |
| JP7425080B2 JP7425080B2 (ja) | 2024-01-30 |
Family
ID=72239725
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2021549642A Active JP7425080B2 (ja) | 2019-02-28 | 2020-02-28 | クロマ成分を予測するビデオ符号化及び復号方法、及びクロマ成分を予測するビデオ符号化及び復号装置 |
| JP2024006377A Active JP7614414B2 (ja) | 2019-02-28 | 2024-01-18 | クロマ成分を予測するビデオ符号化及び復号方法、及びクロマ成分を予測するビデオ符号化及び復号装置 |
| JP2024229570A Pending JP2025031938A (ja) | 2019-02-28 | 2024-12-26 | クロマ成分を予測するビデオ符号化及び復号方法、及びクロマ成分を予測するビデオ符号化及び復号装置 |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2024006377A Active JP7614414B2 (ja) | 2019-02-28 | 2024-01-18 | クロマ成分を予測するビデオ符号化及び復号方法、及びクロマ成分を予測するビデオ符号化及び復号装置 |
| JP2024229570A Pending JP2025031938A (ja) | 2019-02-28 | 2024-12-26 | クロマ成分を予測するビデオ符号化及び復号方法、及びクロマ成分を予測するビデオ符号化及び復号装置 |
Country Status (7)
| Country | Link |
|---|---|
| US (2) | US12022060B2 (enExample) |
| EP (1) | EP3934251A4 (enExample) |
| JP (3) | JP7425080B2 (enExample) |
| KR (3) | KR20250153323A (enExample) |
| CN (5) | CN119277077A (enExample) |
| BR (1) | BR112021016917A2 (enExample) |
| WO (1) | WO2020175970A1 (enExample) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113647106B (zh) * | 2019-03-05 | 2024-08-13 | 弗劳恩霍夫应用研究促进协会 | 混合视频编码工具的用例驱动上下文模型选择 |
| BR112021018089A2 (pt) * | 2019-03-12 | 2021-11-23 | Fraunhofer Ges Forschung | Transformada de intercomponente seletiva (ict) para conversão de imagem e vídeo em código |
| JP2020195013A (ja) * | 2019-05-24 | 2020-12-03 | シャープ株式会社 | 画像復号装置および画像符号化装置 |
| CN114223200B (zh) | 2019-08-14 | 2023-11-17 | 北京字节跳动网络技术有限公司 | 位置相关帧内预测样点滤波 |
| WO2021027928A1 (en) | 2019-08-14 | 2021-02-18 | Beijing Bytedance Network Technology Co., Ltd. | Weighting factors for prediction sample filtering in intra mode |
| EP3881530B1 (en) * | 2019-08-23 | 2024-12-18 | Tencent America LLC | Method and apparatus for video coding |
| US11722675B2 (en) * | 2020-12-29 | 2023-08-08 | Qualcomm Incorporated | Sign prediction for multiple color components in video coding |
| JP7853977B2 (ja) * | 2020-12-29 | 2026-04-30 | クアルコム，インコーポレイテッド | ビデオコーディングにおける複数の色成分に対する符号予測 |
| US12439095B2 (en) * | 2021-04-16 | 2025-10-07 | Tencent America LLC | Entropy coding of sign map for transform coefficients |
| CN119096542A (zh) * | 2022-04-26 | 2024-12-06 | 联发科技股份有限公司 | 通过多条参考线进行交叉分量预测的线性模型推导 |
| KR102561479B1 (ko) | 2022-11-30 | 2023-07-31 | 문영철 | 순환형 작물재배시스템 |
| US12483700B2 (en) * | 2023-04-24 | 2025-11-25 | Tencent America LLC | Cross-component residual prediction by using residual template |
| WO2026064140A1 (en) * | 2024-09-19 | 2026-03-26 | Beijing Dajia Internet Information Technology Co., Ltd | Residual coding for color components |
Family Cites Families (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1214649C (zh) * | 2003-09-18 | 2005-08-10 | 中国科学院计算技术研究所 | 用于视频预测残差系数编码的熵编码方法 |
| KR101138392B1 (ko) * | 2004-12-30 | 2012-04-26 | 삼성전자주식회사 | 색차 성분의 상관관계를 이용한 컬러 영상의 부호화,복호화 방법 및 그 장치 |
| US7970219B2 (en) | 2004-12-30 | 2011-06-28 | Samsung Electronics Co., Ltd. | Color image encoding and decoding method and apparatus using a correlation between chrominance components |
| KR101601840B1 (ko) | 2009-02-23 | 2016-03-22 | 에스케이 텔레콤주식회사 | 채널 상관 관계를 이용한 영상 부호화/복호화 장치 및 방법과 그를 위한 컴퓨터로 읽을 수 있는 기록매체 |
| WO2012138032A1 (ko) | 2011-04-07 | 2012-10-11 | 엘지전자 주식회사 | 영상 정보 부호화 방법 및 복호화 방법 |
| KR101542586B1 (ko) * | 2011-10-19 | 2015-08-06 | 주식회사 케이티 | 영상 부호화/복호화 방법 및 그 장치 |
| US9807401B2 (en) | 2011-11-01 | 2017-10-31 | Qualcomm Incorporated | Transform unit partitioning for chroma components in video coding |
| WO2013107027A1 (en) * | 2012-01-19 | 2013-07-25 | Mediatek Singapore Pte. Ltd. | Methods and apparatuses of cbf coding in hevc |
| US9467701B2 (en) * | 2012-04-05 | 2016-10-11 | Qualcomm Incorporated | Coded block flag coding |
| CN104322064A (zh) | 2012-04-16 | 2015-01-28 | 韩国电子通信研究院 | 编码方法和解码方法以及使用其的设备 |
| CN108632611A (zh) | 2012-06-29 | 2018-10-09 | 韩国电子通信研究院 | 视频解码方法、视频编码方法和计算机可读介质 |
| US10455228B2 (en) | 2016-03-21 | 2019-10-22 | Qualcomm Incorporated | Determining prediction parameters for non-square blocks in video coding |
| WO2017173593A1 (en) | 2016-04-06 | 2017-10-12 | Mediatek Singapore Pte. Ltd. | Separate coding secondary transform syntax elements for different color components |
| WO2017209328A1 (ko) | 2016-06-03 | 2017-12-07 | 엘지전자 주식회사 | 영상 코딩 시스템에서 인트라 예측 방법 및 장치 |
| KR102601268B1 (ko) | 2017-02-24 | 2023-11-10 | 주식회사 케이티 | 비디오 신호 처리 방법 및 장치 |
| US10523966B2 (en) * | 2017-03-31 | 2019-12-31 | Mediatek Inc. | Coding transform blocks |
| US10638126B2 (en) * | 2017-05-05 | 2020-04-28 | Qualcomm Incorporated | Intra reference filter for video coding |
| RU2759218C2 (ru) * | 2017-06-21 | 2021-11-11 | Вид Скейл, Инк. | Адаптивное квантование для кодирования 360-градусного видео |
| KR101997604B1 (ko) * | 2019-01-22 | 2019-07-08 | 에스케이 텔레콤주식회사 | 영상 부호화/복호화 방법 및 장치 |
| 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 |
| WO2021118977A1 (en) * | 2019-12-09 | 2021-06-17 | Bytedance Inc. | Using quantization groups in video coding |
-
2020
- 2020-02-28 KR KR1020257033848A patent/KR20250153323A/ko active Pending
- 2020-02-28 JP JP2021549642A patent/JP7425080B2/ja active Active
- 2020-02-28 CN CN202411711527.5A patent/CN119277077A/zh active Pending
- 2020-02-28 EP EP20762119.4A patent/EP3934251A4/en active Pending
- 2020-02-28 KR KR1020227038487A patent/KR102871363B1/ko active Active
- 2020-02-28 CN CN202080017377.1A patent/CN113545059B/zh active Active
- 2020-02-28 CN CN202411712500.8A patent/CN119316599A/zh active Pending
- 2020-02-28 CN CN202411712372.7A patent/CN119342218A/zh active Pending
- 2020-02-28 CN CN202411712107.9A patent/CN119277078A/zh active Pending
- 2020-02-28 KR KR1020217016261A patent/KR102464910B1/ko active Active
- 2020-02-28 BR BR112021016917A patent/BR112021016917A2/pt unknown
- 2020-02-28 WO PCT/KR2020/002929 patent/WO2020175970A1/ko not_active Ceased
- 2020-02-28 US US17/434,684 patent/US12022060B2/en active Active
-
2024
- 2024-01-18 JP JP2024006377A patent/JP7614414B2/ja active Active
- 2024-05-24 US US18/674,107 patent/US20240314294A1/en active Pending
- 2024-12-26 JP JP2024229570A patent/JP2025031938A/ja active Pending
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