JP2022529055A5 - - Google Patents
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- Publication number
- JP2022529055A5 JP2022529055A5 JP2021561889A JP2021561889A JP2022529055A5 JP 2022529055 A5 JP2022529055 A5 JP 2022529055A5 JP 2021561889 A JP2021561889 A JP 2021561889A JP 2021561889 A JP2021561889 A JP 2021561889A JP 2022529055 A5 JP2022529055 A5 JP 2022529055A5
- Authority
- JP
- Japan
- Prior art keywords
- current block
- quadratic transformation
- transformation
- video
- quadratic
- 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.)
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Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2023054241A JP7509944B2 (ja) | 2019-04-23 | 2023-03-29 | コーディング映像における二次変換の使用 |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2019083853 | 2019-04-23 | ||
| CNPCT/CN2019/083853 | 2019-04-23 | ||
| PCT/CN2020/086444 WO2020216299A1 (en) | 2019-04-23 | 2020-04-23 | Use of secondary transform in coded video |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2023054241A Division JP7509944B2 (ja) | 2019-04-23 | 2023-03-29 | コーディング映像における二次変換の使用 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2022529055A JP2022529055A (ja) | 2022-06-16 |
| JP2022529055A5 true JP2022529055A5 (enExample) | 2022-06-23 |
| JP7256293B2 JP7256293B2 (ja) | 2023-04-11 |
Family
ID=72940845
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2021561889A Active JP7256293B2 (ja) | 2019-04-23 | 2020-04-23 | 符号化映像における二次変換の使用 |
| JP2023054241A Active JP7509944B2 (ja) | 2019-04-23 | 2023-03-29 | コーディング映像における二次変換の使用 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2023054241A Active JP7509944B2 (ja) | 2019-04-23 | 2023-03-29 | コーディング映像における二次変換の使用 |
Country Status (6)
| Country | Link |
|---|---|
| US (3) | US11647229B2 (enExample) |
| EP (1) | EP3932061A4 (enExample) |
| JP (2) | JP7256293B2 (enExample) |
| KR (1) | KR102727219B1 (enExample) |
| CN (4) | CN113767627B (enExample) |
| WO (3) | WO2020216299A1 (enExample) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2580326A (en) | 2018-12-28 | 2020-07-22 | British Broadcasting Corp | Video encoding and video decoding |
| CN113767627B (zh) * | 2019-04-23 | 2022-11-25 | 北京字节跳动网络技术有限公司 | 基于二次变换的视频处理中的裁剪操作 |
| CN119277088A (zh) * | 2019-06-10 | 2025-01-07 | 株式会社 Xris | 用于对图像信号进行编码/解码方法及其装置 |
| EP3962082A4 (en) | 2019-06-12 | 2022-10-05 | Sony Group Corporation | IMAGE PROCESSING DEVICE AND METHOD |
| GB2585030A (en) * | 2019-06-25 | 2020-12-30 | British Broadcasting Corp | Method of signalling in a video codec |
| CN112135148B (zh) * | 2019-06-25 | 2022-05-10 | 华为技术有限公司 | 非可分离变换方法以及设备 |
| EP3991416A4 (en) * | 2019-08-30 | 2022-09-07 | Alibaba Group Holding Limited | MATRIX WEIGHTED INTRA PREDICTION OF VIDEO SIGNALS |
| EP4032306A1 (en) * | 2019-09-20 | 2022-07-27 | Nokia Technologies Oy | An apparatus, a method and a computer program for video coding and decoding |
| GB2591806B (en) | 2020-02-07 | 2023-07-19 | British Broadcasting Corp | Chroma intra prediction in video coding and decoding |
| JP7536484B2 (ja) * | 2020-03-18 | 2024-08-20 | キヤノン株式会社 | 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム |
| CN115606182B (zh) | 2020-03-25 | 2026-02-06 | 抖音视界有限公司 | 使用增强二次变换的编解码视频处理 |
| KR20230133891A (ko) * | 2021-02-04 | 2023-09-19 | 베이징 다지아 인터넷 인포메이션 테크놀로지 컴퍼니 리미티드 | 비디오 코딩을 위한 잔차 및 계수 코딩 |
| US12114014B2 (en) * | 2021-10-01 | 2024-10-08 | Tencent America LLC | Secondary transforms for compound inter-intra prediction modes |
| WO2024208638A1 (en) * | 2023-04-06 | 2024-10-10 | Interdigital Ce Patent Holdings, Sas | Non-separable transforms for low delay applications |
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| AU2013202653A1 (en) | 2013-04-05 | 2014-10-23 | Canon Kabushiki Kaisha | Method, apparatus and system for generating intra-predicted samples |
| CN105516730B (zh) * | 2014-09-24 | 2018-04-24 | 晨星半导体股份有限公司 | 视讯编码装置及视讯解码装置以及其编码与解码方法 |
| KR102600756B1 (ko) * | 2015-03-06 | 2023-11-10 | 한국과학기술원 | 저 복잡도 변환에 기반한 영상 부호화 및 복호화 방법 및 이를 이용하는 장치 |
| US10491922B2 (en) | 2015-09-29 | 2019-11-26 | Qualcomm Incorporated | Non-separable secondary transform for video coding |
| CN112929659B (zh) * | 2015-10-13 | 2023-12-26 | 三星电子株式会社 | 用于对图像进行编码或解码的方法和设备 |
| ITUB20155295A1 (it) * | 2015-10-16 | 2017-04-16 | Torino Politecnico | Apparatuses and methods for encoding and decoding images |
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| JP6868785B2 (ja) * | 2016-05-13 | 2021-05-12 | ソニーグループ株式会社 | 画像処理装置および方法 |
| WO2017195667A1 (ja) * | 2016-05-13 | 2017-11-16 | ソニー株式会社 | 画像処理装置および方法 |
| EP4568242A1 (en) | 2016-05-13 | 2025-06-11 | Sony Group Corporation | Image processing apparatus and method |
| US10887626B2 (en) * | 2016-05-13 | 2021-01-05 | Sharp Kabushiki Kaisha | Image decoding device and image encoding device |
| JP6921870B2 (ja) | 2016-05-24 | 2021-08-18 | エレクトロニクス アンド テレコミュニケーションズ リサーチ インスチチュートＥｌｅｃｔｒｏｎｉｃｓ Ａｎｄ Ｔｅｌｅｃｏｍｍｕｎｉｃａｔｉｏｎｓ Ｒｅｓｅａｒｃｈ Ｉｎｓｔｉｔｕｔｅ | 画像復号方法、画像符号化方法及び記録媒体 |
| KR102321394B1 (ko) | 2016-08-01 | 2021-11-03 | 한국전자통신연구원 | 영상 부호화/복호화 방법 |
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| JP6870096B2 (ja) * | 2017-01-03 | 2021-05-12 | エルジー エレクトロニクス インコーポレイティド | 二次変換を用いたビデオ信号のエンコーディング／デコーディング方法及び装置 |
| EP3349451A1 (en) | 2017-01-11 | 2018-07-18 | Thomson Licensing | Method and apparatus for selecting a coding mode used for encoding/decoding a residual block |
| CN110419218B (zh) | 2017-03-16 | 2021-02-26 | 联发科技股份有限公司 | 编码或解码视频数据的方法和装置 |
| RU2722394C1 (ru) | 2017-03-21 | 2020-05-29 | ЭлДжи ЭЛЕКТРОНИКС ИНК. | Способ преобразования в системе кодирования изображений и устройство для его осуществления |
| US10855997B2 (en) * | 2017-04-14 | 2020-12-01 | Mediatek Inc. | Secondary transform kernel size selection |
| US10805641B2 (en) * | 2017-06-15 | 2020-10-13 | Qualcomm Incorporated | Intra filtering applied together with transform processing in video coding |
| US11134272B2 (en) * | 2017-06-29 | 2021-09-28 | Qualcomm Incorporated | Memory reduction for non-separable transforms |
| CN115174911B (zh) * | 2017-07-24 | 2025-06-20 | 艾锐势有限责任公司 | 帧内模式jvet编译方法 |
| EP4395317A3 (en) * | 2017-07-28 | 2024-08-14 | Panasonic Intellectual Property Corporation of America | Encoding device and encoding method |
| CN115460403A (zh) | 2017-07-31 | 2022-12-09 | 韩国电子通信研究院 | 对图像编码和解码的方法及存储比特流的计算机可读介质 |
| CN108322745B (zh) * | 2018-02-28 | 2019-12-03 | 中南大学 | 一种基于不可分二次变换模式的帧内快速选择方法 |
| KR102555966B1 (ko) * | 2018-07-12 | 2023-07-17 | 엘지전자 주식회사 | 비디오 신호를 처리하기 위한 방법 및 장치 |
| KR102396112B1 (ko) | 2018-09-02 | 2022-05-10 | 엘지전자 주식회사 | 비디오 신호의 부호화/복호화 방법 및 이를 위한 장치 |
| CN112740684A (zh) | 2018-09-19 | 2021-04-30 | 韩国电子通信研究院 | 用于对图像进行编码/解码的方法和装置以及用于存储比特流的记录介质 |
| US11172211B2 (en) * | 2019-04-04 | 2021-11-09 | Tencent America LLC | Method and apparatus for video coding |
| EP3949423A4 (en) | 2019-04-16 | 2023-04-12 | HFI Innovation Inc. | METHODS AND APPARATUS FOR ENCODING VIDEO DATA USING SECONDARY TRANSFORMATION |
| US11943476B2 (en) | 2019-04-16 | 2024-03-26 | Hfi Innovation Inc. | Methods and apparatuses for coding video data with adaptive secondary transform signaling |
| CN113767627B (zh) | 2019-04-23 | 2022-11-25 | 北京字节跳动网络技术有限公司 | 基于二次变换的视频处理中的裁剪操作 |
| US12316874B2 (en) | 2019-08-06 | 2025-05-27 | Interdigital Ce Patent Holdings, Sas | Secondary transform for video encoding and decoding |
| CN110636313B (zh) | 2019-09-18 | 2022-07-15 | 浙江大华技术股份有限公司 | 变换、二次变换矩阵训练方法、编码器及相关装置 |
| WO2021194052A1 (ko) | 2020-03-27 | 2021-09-30 | 주식회사 아틴스 | 영상의 복호화 방법 및 장치 |
| KR102313731B1 (ko) | 2020-03-27 | 2021-10-18 | 주식회사 아틴스 | 영상의 복호화 방법 및 장치 |
-
2020
- 2020-04-23 CN CN202080031268.5A patent/CN113767627B/zh active Active
- 2020-04-23 WO PCT/CN2020/086444 patent/WO2020216299A1/en not_active Ceased
- 2020-04-23 CN CN202080031192.6A patent/CN113785576B/zh active Active
- 2020-04-23 KR KR1020217032818A patent/KR102727219B1/ko active Active
- 2020-04-23 WO PCT/CN2020/086421 patent/WO2020216296A1/en not_active Ceased
- 2020-04-23 EP EP20795742.4A patent/EP3932061A4/en active Pending
- 2020-04-23 CN CN202080031341.9A patent/CN113728636B/zh active Active
- 2020-04-23 CN CN202310488397.2A patent/CN116743994A/zh active Pending
- 2020-04-23 WO PCT/CN2020/086458 patent/WO2020216303A1/en not_active Ceased
- 2020-04-23 JP JP2021561889A patent/JP7256293B2/ja active Active
-
2021
- 2021-08-19 US US17/406,242 patent/US11647229B2/en active Active
- 2021-08-19 US US17/406,260 patent/US11546636B2/en active Active
-
2023
- 2023-03-29 JP JP2023054241A patent/JP7509944B2/ja active Active
- 2023-03-30 US US18/193,131 patent/US12389037B2/en active Active
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