JPWO2021215454A5 - - Google Patents
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- JPWO2021215454A5 JPWO2021215454A5 JP2022517063A JP2022517063A JPWO2021215454A5 JP WO2021215454 A5 JPWO2021215454 A5 JP WO2021215454A5 JP 2022517063 A JP2022517063 A JP 2022517063A JP 2022517063 A JP2022517063 A JP 2022517063A JP WO2021215454 A5 JPWO2021215454 A5 JP WO2021215454A5
- Authority
- JP
- Japan
- Prior art keywords
- scaling list
- color space
- unit
- variable
- determined
- 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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- 238000006243 chemical reaction Methods 0.000 claims description 80
- 238000000034 method Methods 0.000 claims description 41
- 238000013139 quantization Methods 0.000 claims description 31
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 238000003786 synthesis reaction Methods 0.000 claims description 4
- 230000002194 synthesizing effect Effects 0.000 claims description 2
- 230000006978 adaptation Effects 0.000 claims 6
- 230000009466 transformation Effects 0.000 claims 2
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2022144830A JP7366216B2 (ja) | 2020-04-22 | 2022-09-12 | 符号化装置、復号装置、及びプログラム |
| JP2023175536A JP7636493B2 (ja) | 2020-04-22 | 2023-10-10 | 符号化装置、復号装置、及びプログラム |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2020075834 | 2020-04-22 | ||
| JP2020075834 | 2020-04-22 | ||
| PCT/JP2021/016100 WO2021215454A1 (ja) | 2020-04-22 | 2021-04-20 | 符号化装置、復号装置、及びプログラム |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022144830A Division JP7366216B2 (ja) | 2020-04-22 | 2022-09-12 | 符号化装置、復号装置、及びプログラム |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JPWO2021215454A1 JPWO2021215454A1 (https=) | 2021-10-28 |
| JPWO2021215454A5 true JPWO2021215454A5 (https=) | 2022-06-02 |
| JP7142187B2 JP7142187B2 (ja) | 2022-09-26 |
Family
ID=78269113
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022517063A Active JP7142187B2 (ja) | 2020-04-22 | 2021-04-20 | 符号化装置、復号装置、及びプログラム |
| JP2022144830A Active JP7366216B2 (ja) | 2020-04-22 | 2022-09-12 | 符号化装置、復号装置、及びプログラム |
| JP2023175536A Active JP7636493B2 (ja) | 2020-04-22 | 2023-10-10 | 符号化装置、復号装置、及びプログラム |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022144830A Active JP7366216B2 (ja) | 2020-04-22 | 2022-09-12 | 符号化装置、復号装置、及びプログラム |
| JP2023175536A Active JP7636493B2 (ja) | 2020-04-22 | 2023-10-10 | 符号化装置、復号装置、及びプログラム |
Country Status (4)
| Country | Link |
|---|---|
| US (3) | US11647191B2 (https=) |
| JP (3) | JP7142187B2 (https=) |
| CN (2) | CN114503567B (https=) |
| WO (1) | WO2021215454A1 (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2025121254A1 (ja) * | 2023-12-08 | 2025-06-12 | パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ | 復号装置、符号化装置、復号方法、及び符号化方法 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6033725B2 (ja) * | 2013-03-28 | 2016-11-30 | Kddi株式会社 | 動画像符号化装置、動画像復号装置、動画像符号化方法、動画像復号方法、およびプログラム |
| US10057578B2 (en) * | 2014-10-07 | 2018-08-21 | Qualcomm Incorporated | QP derivation and offset for adaptive color transform in video coding |
| WO2016054765A1 (en) * | 2014-10-08 | 2016-04-14 | Microsoft Technology Licensing, Llc | Adjustments to encoding and decoding when switching color spaces |
| EP3304906A4 (en) * | 2015-06-03 | 2019-04-17 | MediaTek Inc. | METHOD AND APPARATUS FOR ERROR TREATMENT FOR VIDEO CODING BY INTRABLOCK COPY MODE |
| CN114041287B (zh) * | 2019-06-21 | 2024-10-22 | 北京字节跳动网络技术有限公司 | 自适应环内颜色空间转换和其他视频编解码工具的选择性使用 |
| KR20250153885A (ko) * | 2019-12-20 | 2025-10-27 | 주식회사 윌러스표준기술연구소 | 비디오 신호 처리 방법 및 이를 위한 장치 |
| CN114902657B (zh) * | 2019-12-31 | 2025-06-13 | 字节跳动有限公司 | 视频编解码中的自适应颜色变换 |
| WO2021143896A1 (en) * | 2020-01-18 | 2021-07-22 | Beijing Bytedance Network Technology Co., Ltd. | Adaptive colour transform in image/video coding |
| CN115462071B (zh) * | 2020-03-11 | 2025-03-25 | 抖音视界有限公司 | 处理视频数据的方法及装置、介质、存储比特流的方法 |
| TW202143716A (zh) * | 2020-04-14 | 2021-11-16 | 法商內數位Ｖｃ控股法國公司 | 對可適性色彩轉換及色度聯合編碼之尺度清單控制 |
| US11445206B2 (en) * | 2020-04-16 | 2022-09-13 | Tencent America LLC | Method and apparatus for video coding |
| US11425400B2 (en) * | 2020-04-20 | 2022-08-23 | Qualcomm Incorporated | Adaptive scaling list control for video coding |
-
2021
- 2021-04-20 WO PCT/JP2021/016100 patent/WO2021215454A1/ja not_active Ceased
- 2021-04-20 CN CN202180005594.3A patent/CN114503567B/zh active Active
- 2021-04-20 CN CN202410333391.2A patent/CN118018732A/zh active Pending
- 2021-04-20 JP JP2022517063A patent/JP7142187B2/ja active Active
-
2022
- 2022-03-21 US US17/655,711 patent/US11647191B2/en active Active
- 2022-09-12 JP JP2022144830A patent/JP7366216B2/ja active Active
-
2023
- 2023-03-29 US US18/192,383 patent/US12088803B2/en active Active
- 2023-10-10 JP JP2023175536A patent/JP7636493B2/ja active Active
-
2024
- 2024-08-02 US US18/793,482 patent/US20240397045A1/en active Pending
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