JP2025083568A5 - - Google Patents
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- Publication number
- JP2025083568A5 JP2025083568A5 JP2025043546A JP2025043546A JP2025083568A5 JP 2025083568 A5 JP2025083568 A5 JP 2025083568A5 JP 2025043546 A JP2025043546 A JP 2025043546A JP 2025043546 A JP2025043546 A JP 2025043546A JP 2025083568 A5 JP2025083568 A5 JP 2025083568A5
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- Japan
- Prior art keywords
- current block
- transform
- separable
- generating
- matrix
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Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2025200456A JP2026015554A (ja) | 2018-09-02 | 2025-11-20 | 映像信号を処理するための方法および装置 |
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201862726298P | 2018-09-02 | 2018-09-02 | |
| US62/726,298 | 2018-09-02 | ||
| JP2020557111A JP7052075B2 (ja) | 2018-09-02 | 2019-09-02 | 映像信号を処理するための方法および装置 |
| PCT/KR2019/011252 WO2020046086A1 (ko) | 2018-09-02 | 2019-09-02 | 영상 신호를 처리하기 위한 방법 및 장치 |
| JP2022056006A JP7372379B2 (ja) | 2018-09-02 | 2022-03-30 | 映像信号を処理するための方法および装置 |
| JP2023180024A JP7654043B2 (ja) | 2018-09-02 | 2023-10-19 | 映像信号を処理するための方法および装置 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2023180024A Division JP7654043B2 (ja) | 2018-09-02 | 2023-10-19 | 映像信号を処理するための方法および装置 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2025200456A Division JP2026015554A (ja) | 2018-09-02 | 2025-11-20 | 映像信号を処理するための方法および装置 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2025083568A JP2025083568A (ja) | 2025-05-30 |
| JP2025083568A5 true JP2025083568A5 (https=) | 2025-09-04 |
| JP7780047B2 JP7780047B2 (ja) | 2025-12-03 |
Family
ID=69645333
Family Applications (5)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2020557111A Active JP7052075B2 (ja) | 2018-09-02 | 2019-09-02 | 映像信号を処理するための方法および装置 |
| JP2022056006A Active JP7372379B2 (ja) | 2018-09-02 | 2022-03-30 | 映像信号を処理するための方法および装置 |
| JP2023180024A Active JP7654043B2 (ja) | 2018-09-02 | 2023-10-19 | 映像信号を処理するための方法および装置 |
| JP2025043546A Active JP7780047B2 (ja) | 2018-09-02 | 2025-03-18 | 映像信号を処理するための方法および装置 |
| JP2025200456A Pending JP2026015554A (ja) | 2018-09-02 | 2025-11-20 | 映像信号を処理するための方法および装置 |
Family Applications Before (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2020557111A Active JP7052075B2 (ja) | 2018-09-02 | 2019-09-02 | 映像信号を処理するための方法および装置 |
| JP2022056006A Active JP7372379B2 (ja) | 2018-09-02 | 2022-03-30 | 映像信号を処理するための方法および装置 |
| JP2023180024A Active JP7654043B2 (ja) | 2018-09-02 | 2023-10-19 | 映像信号を処理するための方法および装置 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2025200456A Pending JP2026015554A (ja) | 2018-09-02 | 2025-11-20 | 映像信号を処理するための方法および装置 |
Country Status (10)
| Country | Link |
|---|---|
| US (5) | US10924736B2 (https=) |
| EP (3) | EP4152748A1 (https=) |
| JP (5) | JP7052075B2 (https=) |
| KR (5) | KR102765982B1 (https=) |
| CN (3) | CN111758260B (https=) |
| BR (1) | BR112021003829A2 (https=) |
| ES (1) | ES2950975T3 (https=) |
| HU (1) | HUE063301T2 (https=) |
| PL (1) | PL3723373T3 (https=) |
| WO (1) | WO2020046086A1 (https=) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020006338A1 (en) * | 2018-06-29 | 2020-01-02 | Interdigital Vc Holdings, Inc. | Method and apparatus for video encoding and decoding based on adaptive coefficient group |
| CN120812295A (zh) * | 2018-08-03 | 2025-10-17 | 维诺瓦国际有限公司 | 用于信号增强编码的熵编码 |
| KR102765982B1 (ko) | 2018-09-02 | 2025-02-07 | 엘지전자 주식회사 | 영상 신호를 처리하기 위한 방법 및 장치 |
| CN116055719A (zh) | 2018-09-05 | 2023-05-02 | Lg电子株式会社 | 对图像信号进行编码/解码的设备及发送图像信号的设备 |
| WO2020139182A1 (en) * | 2018-12-28 | 2020-07-02 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and apparatus for selecting transform selection in an encoder and decoder |
| CN113365048B (zh) * | 2019-03-09 | 2022-08-05 | 杭州海康威视数字技术股份有限公司 | 进行编码和解码的方法、解码端、编码端和系统 |
| CN113841409B (zh) * | 2019-05-10 | 2023-12-19 | 北京字节跳动网络技术有限公司 | 用于视频处理的简化二次变换的有条件使用 |
| CN113950828B (zh) | 2019-06-07 | 2024-07-05 | 北京字节跳动网络技术有限公司 | 视频比特流中的简化二次变换的有条件信令 |
| WO2021023151A1 (en) | 2019-08-03 | 2021-02-11 | Beijing Bytedance Network Technology Co., Ltd. | Position based mode derivation in reduced secondary transforms for video |
| JP7791204B2 (ja) * | 2021-02-24 | 2025-12-23 | エルジー エレクトロニクス インコーポレイティド | 映像コーディング方法及びその装置 |
| US11792431B2 (en) | 2021-04-07 | 2023-10-17 | Tencent America LLC | Orthogonal transform generation with subspace constraint |
| US12425592B2 (en) | 2021-06-16 | 2025-09-23 | Lg Electronics Inc. | Method and device for designing low-frequency non-separable transform |
| US12581084B2 (en) | 2021-06-16 | 2026-03-17 | Lg Electronics Inc. | Method and device for designing low-frequency non-separable transform |
| US20240357110A1 (en) * | 2021-06-16 | 2024-10-24 | Lg Electronics Inc. | Image coding method and apparatus therefor |
| WO2023191332A1 (ko) * | 2022-03-28 | 2023-10-05 | 현대자동차주식회사 | 적응적 다중변환선택을 이용하는 비디오 코딩을 위한 방법 및 장치 |
| KR20260004384A (ko) * | 2023-04-12 | 2026-01-08 | 엘지전자 주식회사 | 영상 인코딩/디코딩 방법 및 장치, 그리고 비트스트림을 저장한 기록 매체 |
| WO2024215147A1 (ko) * | 2023-04-12 | 2024-10-17 | 엘지전자 주식회사 | 영상 인코딩/디코딩 방법 및 장치, 그리고 비트스트림을 저장한 기록 매체 |
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| CN101137065A (zh) * | 2006-09-01 | 2008-03-05 | 华为技术有限公司 | 图像编码方法、解码方法、编码器、解码器、编解码方法及编解码器 |
| US8619853B2 (en) * | 2007-06-15 | 2013-12-31 | Qualcomm Incorporated | Separable directional transforms |
| US9300972B2 (en) * | 2009-02-09 | 2016-03-29 | Samsung Electronics Co., Ltd. | Video encoding method and apparatus using low-complexity frequency transformation, and video decoding method and apparatus |
| CN102045560B (zh) * | 2009-10-23 | 2013-08-07 | 华为技术有限公司 | 一种视频编解码方法及设备 |
| KR20110112168A (ko) * | 2010-04-05 | 2011-10-12 | 삼성전자주식회사 | 내부 비트뎁스 확장에 기반한 비디오 부호화 방법 및 그 장치, 내부 비트뎁스 확장에 기반한 비디오 복호화 방법 및 그 장치 |
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| EP2592831A2 (en) * | 2010-07-09 | 2013-05-15 | Samsung Electronics Co., Ltd | Method and apparatus for encoding video using adjustable loop filtering, and method and apparatus for decoding video using adjustable loop filtering |
| KR20120012385A (ko) * | 2010-07-31 | 2012-02-09 | 오수미 | 인트라 예측 부호화 장치 |
| JP2012089917A (ja) * | 2010-10-15 | 2012-05-10 | Sony Corp | 符号化装置および方法、並びにプログラム |
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| TWI551124B (zh) * | 2014-07-11 | 2016-09-21 | 晨星半導體股份有限公司 | 應用於視訊系統之編碼／解碼方法及編碼／解碼裝置 |
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| JP6792997B2 (ja) * | 2016-10-13 | 2020-12-02 | 日本放送協会 | 符号化装置、復号装置及びプログラム |
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| KR20180085526A (ko) * | 2017-01-19 | 2018-07-27 | 가온미디어 주식회사 | 효율적 변환을 처리하는 영상 복호화 및 부호화 방법 |
| US11134272B2 (en) * | 2017-06-29 | 2021-09-28 | Qualcomm Incorporated | Memory reduction for non-separable transforms |
| US10491914B2 (en) * | 2018-03-29 | 2019-11-26 | Tencent America LLC | Transform information prediction |
| KR102765982B1 (ko) * | 2018-09-02 | 2025-02-07 | 엘지전자 주식회사 | 영상 신호를 처리하기 위한 방법 및 장치 |
| US10819979B2 (en) * | 2018-09-06 | 2020-10-27 | Tencent America LLC | Coupled primary and secondary transform |
| CN113302942B (zh) * | 2019-02-01 | 2024-02-13 | Lg电子株式会社 | 基于二次变换的图像编码方法及其设备 |
| US12309405B2 (en) * | 2021-04-16 | 2025-05-20 | Tencent America LLC | Interaction between transform partitioning and primary/secondary transform type selection |
-
2019
- 2019-09-02 KR KR1020237033478A patent/KR102765982B1/ko active Active
- 2019-09-02 CN CN201980014907.4A patent/CN111758260B/zh active Active
- 2019-09-02 KR KR1020227027579A patent/KR102585635B1/ko active Active
- 2019-09-02 CN CN202210704121.9A patent/CN114928745B/zh active Active
- 2019-09-02 KR KR1020257003779A patent/KR20250024119A/ko active Pending
- 2019-09-02 CN CN202210703605.1A patent/CN114915784B/zh active Active
- 2019-09-02 HU HUE19856204A patent/HUE063301T2/hu unknown
- 2019-09-02 PL PL19856204.3T patent/PL3723373T3/pl unknown
- 2019-09-02 BR BR112021003829-9A patent/BR112021003829A2/pt unknown
- 2019-09-02 JP JP2020557111A patent/JP7052075B2/ja active Active
- 2019-09-02 ES ES19856204T patent/ES2950975T3/es active Active
- 2019-09-02 KR KR1020207017922A patent/KR102432400B1/ko active Active
- 2019-09-02 WO PCT/KR2019/011252 patent/WO2020046086A1/ko not_active Ceased
- 2019-09-02 EP EP22206090.7A patent/EP4152748A1/en active Pending
- 2019-09-02 EP EP24175672.5A patent/EP4391535A3/en active Pending
- 2019-09-02 KR KR1020237033477A patent/KR102765981B1/ko active Active
- 2019-09-02 EP EP19856204.3A patent/EP3723373B1/en active Active
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2020
- 2020-06-11 US US16/898,928 patent/US10924736B2/en active Active
- 2020-12-10 US US17/117,785 patent/US11109028B2/en active Active
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2021
- 2021-07-27 US US17/386,261 patent/US11863746B2/en active Active
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2022
- 2022-03-30 JP JP2022056006A patent/JP7372379B2/ja active Active
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2023
- 2023-10-19 JP JP2023180024A patent/JP7654043B2/ja active Active
- 2023-11-14 US US18/389,320 patent/US12316843B2/en active Active
-
2025
- 2025-03-18 JP JP2025043546A patent/JP7780047B2/ja active Active
- 2025-04-28 US US19/191,814 patent/US20250254306A1/en active Pending
- 2025-11-20 JP JP2025200456A patent/JP2026015554A/ja active Pending
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