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
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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 (4)
| Publication Number | Publication Date |
|---|---|
| JP2022529055A JP2022529055A (ja) | 2022-06-16 |
| JP2022529055A5 true JP2022529055A5 (https=) | 2022-06-23 |
| JPWO2020216299A5 JPWO2020216299A5 (https=) | 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 (https=) |
| EP (1) | EP3932061A4 (https=) |
| JP (2) | JP7256293B2 (https=) |
| KR (1) | KR102727219B1 (https=) |
| CN (4) | CN113728636B (https=) |
| WO (3) | WO2020216296A1 (https=) |
Families Citing this family (14)
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| GB2580326A (en) | 2018-12-28 | 2020-07-22 | British Broadcasting Corp | Video encoding and video decoding |
| WO2020216296A1 (en) | 2019-04-23 | 2020-10-29 | Beijing Bytedance Network Technology Co., Ltd. | Clipping operation in secondary transform based video processing |
| CN119277087A (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 |
| CN113906746B (zh) * | 2019-06-12 | 2025-09-23 | 索尼集团公司 | 图像处理装置和方法 |
| 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 |
| GB2585030A (en) * | 2019-06-25 | 2020-12-30 | British Broadcasting Corp | Method of signalling in a video codec |
| JP7814937B2 (ja) * | 2019-08-30 | 2026-02-17 | アリババ グループ ホウルディング リミテッド | 映像信号の行列加重イントラ予測 |
| WO2021052832A1 (en) * | 2019-09-20 | 2021-03-25 | 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 |
| EP4289142A4 (en) * | 2021-02-04 | 2025-04-02 | Beijing Dajia Internet Information Technology Co., Ltd. | RESIDUAL AND COEFFICIENT CODING FOR VIDEO CODING |
| US12114014B2 (en) * | 2021-10-01 | 2024-10-08 | Tencent America LLC | Secondary transforms for compound inter-intra prediction modes |
| EP4681427A1 (en) * | 2023-04-06 | 2026-01-21 | InterDigital CE Patent Holdings, SAS | Non-separable transforms for low delay applications |
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| CN115914625B (zh) | 2016-08-01 | 2025-07-11 | 韩国电子通信研究院 | 图像编码/解码方法 |
| CN114449289B (zh) | 2016-08-24 | 2025-10-28 | 索尼公司 | 图像编码设备和图像编码方法 |
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| WO2020060244A1 (ko) | 2018-09-19 | 2020-03-26 | 한국전자통신연구원 | 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체 |
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| BR112022001333A2 (pt) | 2019-08-06 | 2022-03-22 | Interdigital Vc Holdings France Sas | Transformação secundária para codificação e decodificação de vídeo |
| 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 |
| KR102313731B1 (ko) | 2020-03-27 | 2021-10-18 | 주식회사 아틴스 | 영상의 복호화 방법 및 장치 |
| WO2021194052A1 (ko) | 2020-03-27 | 2021-09-30 | 주식회사 아틴스 | 영상의 복호화 방법 및 장치 |
-
2020
- 2020-04-23 WO PCT/CN2020/086421 patent/WO2020216296A1/en not_active Ceased
- 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 JP JP2021561889A patent/JP7256293B2/ja active Active
- 2020-04-23 WO PCT/CN2020/086444 patent/WO2020216299A1/en not_active Ceased
- 2020-04-23 EP EP20795742.4A patent/EP3932061A4/en active Pending
- 2020-04-23 CN CN202080031268.5A patent/CN113767627B/zh active Active
- 2020-04-23 CN CN202080031192.6A patent/CN113785576B/zh active Active
- 2020-04-23 WO PCT/CN2020/086458 patent/WO2020216303A1/en not_active Ceased
- 2020-04-23 KR KR1020217032818A patent/KR102727219B1/ko 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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