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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- JP
- 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 | ||
| PCT/KR2019/011252 WO2020046086A1 (ko) | 2018-09-02 | 2019-09-02 | 영상 신호를 처리하기 위한 방법 및 장치 |
| 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 |
| 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) | KR102585635B1 (https=) |
| CN (3) | CN114928745B (https=) |
| BR (1) | BR112021003829A2 (https=) |
| ES (1) | ES2950975T3 (https=) |
| HU (1) | HUE063301T2 (https=) |
| PL (1) | PL3723373T3 (https=) |
| WO (1) | WO2020046086A1 (https=) |
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|---|---|---|---|---|
| CN112335246B (zh) | 2018-06-29 | 2024-03-12 | 交互数字Vc控股公司 | 用于基于适应性系数组的视频编码和解码的方法及设备 |
| EP3831067A1 (en) * | 2018-08-03 | 2021-06-09 | V-Nova International Limited | Upsampling for signal enhancement coding |
| JP7052075B2 (ja) * | 2018-09-02 | 2022-04-11 | エルジー エレクトロニクス インコーポレイティド | 映像信号を処理するための方法および装置 |
| CN116074508A (zh) | 2018-09-05 | 2023-05-05 | 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 |
| ES3047711T3 (en) | 2018-12-28 | 2025-12-04 | Ericsson Telefon Ab L M | Method and apparatus for selecting transform selection in an encoder and decoder |
| CN113365054B (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 |
| WO2020228670A1 (en) * | 2019-05-10 | 2020-11-19 | Beijing Bytedance Network Technology Co., Ltd. | Luma based secondary transform matrix selection for video processing |
| CN117354521A (zh) | 2019-06-07 | 2024-01-05 | 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 |
| CN114208183B (zh) | 2019-08-03 | 2025-01-10 | 北京字节跳动网络技术有限公司 | 视频的缩减二次变换中基于位置的模式导出 |
| EP4300966A4 (en) * | 2021-02-24 | 2025-03-05 | LG Electronics Inc. | Image coding method and device therefor |
| US11792431B2 (en) | 2021-04-07 | 2023-10-17 | Tencent America LLC | Orthogonal transform generation with subspace constraint |
| CN117597934A (zh) | 2021-06-16 | 2024-02-23 | Lg电子株式会社 | 用于设计低频不可分离变换的方法和装置 |
| US12581084B2 (en) | 2021-06-16 | 2026-03-17 | Lg Electronics Inc. | Method and device for designing low-frequency non-separable transform |
| WO2022265420A1 (ko) * | 2021-06-16 | 2022-12-22 | 엘지전자 주식회사 | 영상 코딩 방법 및 그 장치 |
| WO2023191332A1 (ko) * | 2022-03-28 | 2023-10-05 | 현대자동차주식회사 | 적응적 다중변환선택을 이용하는 비디오 코딩을 위한 방법 및 장치 |
| EP4697724A1 (en) * | 2023-04-12 | 2026-02-18 | LG Electronics Inc. | Image encoding/decoding method and apparatus, and recording medium storing bitstreams |
| CN121002859A (zh) * | 2023-04-12 | 2025-11-21 | Lg电子株式会社 | 图像编码/解码方法和设备及存储比特流的记录介质 |
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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 |
| KR101672456B1 (ko) * | 2009-02-09 | 2016-11-17 | 삼성전자 주식회사 | 저복잡도 주파수 변환을 이용한 비디오 부호화 방법과 그 장치, 및 비디오 복호화 방법과 그 장치 |
| 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 |
| SG196792A1 (en) * | 2010-07-09 | 2014-02-13 | 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 |
| US9215470B2 (en) * | 2010-07-09 | 2015-12-15 | Qualcomm Incorporated | Signaling selected directional transform for video coding |
| 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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| US9609349B2 (en) * | 2010-12-14 | 2017-03-28 | M & K Holdings Inc. | Apparatus for decoding a moving picture |
| KR101215152B1 (ko) * | 2011-04-21 | 2012-12-24 | 한양대학교 산학협력단 | 인루프 필터링을 적용한 예측 방법을 이용한 영상 부호화/복호화 방법 및 장치 |
| KR101762294B1 (ko) * | 2011-10-18 | 2017-07-28 | 주식회사 케이티 | 영상 부호화 방법, 영상 복호화 방법, 영상 부호화기 및 영상 복호화기 |
| KR101601864B1 (ko) * | 2014-02-25 | 2016-03-10 | 숭실대학교산학협력단 | 동영상 코덱의 역변환 방법 및 그 장치 |
| 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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| FR3040578A1 (fr) * | 2015-08-31 | 2017-03-03 | Orange | Procede de codage et de decodage d'images, dispositif de codage et de decodage d'images et programmes d'ordinateur correspondants |
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| WO2017061671A1 (ko) * | 2015-10-08 | 2017-04-13 | 엘지전자 주식회사 | 영상 코딩 시스템에서 적응적 변환에 기반한 영상 코딩 방법 및 장치 |
| ITUB20155295A1 (it) * | 2015-10-16 | 2017-04-16 | Torino Politecnico | Apparatuses and methods for encoding and decoding images |
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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 |
| US10609367B2 (en) * | 2016-12-21 | 2020-03-31 | Qualcomm Incorporated | Low-complexity sign prediction for video coding |
| 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 |
| JP7052075B2 (ja) * | 2018-09-02 | 2022-04-11 | エルジー エレクトロニクス インコーポレイティド | 映像信号を処理するための方法および装置 |
| US10819979B2 (en) * | 2018-09-06 | 2020-10-27 | Tencent America LLC | Coupled primary and secondary transform |
| KR102772255B1 (ko) * | 2019-02-01 | 2025-02-25 | 엘지전자 주식회사 | 이차 변환에 기반한 영상 코딩 방법 및 그 장치 |
| 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 JP JP2020557111A patent/JP7052075B2/ja active Active
- 2019-09-02 HU HUE19856204A patent/HUE063301T2/hu unknown
- 2019-09-02 KR KR1020227027579A patent/KR102585635B1/ko active Active
- 2019-09-02 WO PCT/KR2019/011252 patent/WO2020046086A1/ko not_active Ceased
- 2019-09-02 CN CN202210704121.9A patent/CN114928745B/zh active Active
- 2019-09-02 PL PL19856204.3T patent/PL3723373T3/pl unknown
- 2019-09-02 EP EP22206090.7A patent/EP4152748A1/en active Pending
- 2019-09-02 ES ES19856204T patent/ES2950975T3/es active Active
- 2019-09-02 KR KR1020237033478A patent/KR102765982B1/ko active Active
- 2019-09-02 EP EP19856204.3A patent/EP3723373B1/en active Active
- 2019-09-02 KR KR1020207017922A patent/KR102432400B1/ko active Active
- 2019-09-02 EP EP24175672.5A patent/EP4391535A3/en active Pending
- 2019-09-02 KR KR1020237033477A patent/KR102765981B1/ko active Active
- 2019-09-02 CN CN202210703605.1A patent/CN114915784B/zh active Active
- 2019-09-02 CN CN201980014907.4A patent/CN111758260B/zh active Active
- 2019-09-02 BR BR112021003829-9A patent/BR112021003829A2/pt unknown
- 2019-09-02 KR KR1020257003779A patent/KR20250024119A/ko active Pending
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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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