JP2022525470A5 - - Google Patents
Info
- Publication number
- JP2022525470A5 JP2022525470A5 JP2021556314A JP2021556314A JP2022525470A5 JP 2022525470 A5 JP2022525470 A5 JP 2022525470A5 JP 2021556314 A JP2021556314 A JP 2021556314A JP 2021556314 A JP2021556314 A JP 2021556314A JP 2022525470 A5 JP2022525470 A5 JP 2022525470A5
- Authority
- JP
- Japan
- Prior art keywords
- tile
- picture
- slice
- blocks
- adaptive parameter
- 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.)
- Granted
Links
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201962824259P | 2019-03-26 | 2019-03-26 | |
| US62/824,259 | 2019-03-26 | ||
| US16/822,990 US11683487B2 (en) | 2019-03-26 | 2020-03-18 | Block-based adaptive loop filter (ALF) with adaptive parameter set (APS) in video coding |
| US16/822,990 | 2020-03-18 | ||
| PCT/US2020/023655 WO2020197937A1 (en) | 2019-03-26 | 2020-03-19 | Block-based adaptive loop filter (alf) with adaptive parameter set (aps) in video coding |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2022525470A JP2022525470A (ja) | 2022-05-16 |
| JP2022525470A5 true JP2022525470A5 (enExample) | 2023-03-06 |
| JP7423653B2 JP7423653B2 (ja) | 2024-01-29 |
Family
ID=72605357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2021556314A Active JP7423653B2 (ja) | 2019-03-26 | 2020-03-19 | ビデオコーディングにおける適応パラメータセット（ａｐｓ）を用いるブロックベースの適応ループフィルタ（ａｌｆ） |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US11683487B2 (enExample) |
| EP (1) | EP3949412B1 (enExample) |
| JP (1) | JP7423653B2 (enExample) |
| KR (1) | KR20210135251A (enExample) |
| CN (1) | CN113615189B (enExample) |
| BR (1) | BR112021018144A2 (enExample) |
| ES (1) | ES3053322T3 (enExample) |
| PL (1) | PL3949412T3 (enExample) |
| SG (1) | SG11202109048SA (enExample) |
| TW (1) | TWI859207B (enExample) |
| WO (1) | WO2020197937A1 (enExample) |
Families Citing this family (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106941608B (zh) * | 2011-06-30 | 2021-01-15 | 三菱电机株式会社 | 图像编码装置及方法、图像解码装置及方法 |
| KR20240058982A (ko) * | 2019-02-27 | 2024-05-03 | 후아웨이 테크놀러지 컴퍼니 리미티드 | 인코더, 디코더 및 대응하는 방법 |
| US11546587B2 (en) * | 2019-04-11 | 2023-01-03 | Mediatek Inc. | Adaptive loop filter with adaptive parameter set |
| TWI896545B (zh) * | 2019-06-20 | 2025-09-11 | 日商索尼股份有限公司 | 影像處理裝置及影像處理方法 |
| JP7739255B2 (ja) * | 2019-07-08 | 2025-09-16 | ヴォイスエイジ・コーポレーション | オーディオストリーム内のメタデータのコーディングのためならびに柔軟なオブジェクト内およびオブジェクト間のビットレートの適応のための方法およびシステム |
| CN115152226A (zh) * | 2020-03-26 | 2022-10-04 | 交互数字Vc控股法国公司 | 视频编码中的信令编码参数 |
| CN115606184B (zh) | 2020-04-01 | 2026-01-30 | 抖音视界有限公司 | 对量化参数增量的信令通知的控制 |
| CN115699742A (zh) | 2020-04-07 | 2023-02-03 | 抖音视界有限公司 | 子图片相关的语法元素的信令通知和推断 |
| WO2021204233A1 (en) * | 2020-04-09 | 2021-10-14 | Beijing Bytedance Network Technology Co., Ltd. | Constraints on adaptation parameter set based on color format |
| WO2021204251A1 (en) | 2020-04-10 | 2021-10-14 | Beijing Bytedance Network Technology Co., Ltd. | Use of header syntax elements and adaptation parameter set |
| CN115868159A (zh) | 2020-04-17 | 2023-03-28 | 抖音视界有限公司 | 自适应参数集单元的存在 |
| CN115552802B (zh) | 2020-04-26 | 2025-05-16 | 字节跳动有限公司 | 加权预测信息的条件信令通知 |
| CN114095726B (zh) * | 2020-08-24 | 2022-12-23 | 杭州海康威视数字技术股份有限公司 | 滤波方法、装置及设备 |
| US11863742B2 (en) | 2020-12-03 | 2024-01-02 | Alibaba Group Holding Limited | Method for using adaptive loop filter and system thereof |
| US11743507B2 (en) * | 2020-12-16 | 2023-08-29 | Tencent America LLC | Method and apparatus for video filtering |
| US12439095B2 (en) * | 2021-04-16 | 2025-10-07 | Tencent America LLC | Entropy coding of sign map for transform coefficients |
| US12309433B2 (en) * | 2021-05-20 | 2025-05-20 | Lemon Inc. | On padding methods for neural network-based in-loop filter |
| EP4281926A4 (en) | 2021-07-13 | 2024-07-17 | Samsung Electronics Co., Ltd. | SYSTEM AND METHOD FOR RENDERING DIFFERENTIAL VIDEO ON GRAPHIC DISPLAYS |
| US12348789B1 (en) * | 2021-07-22 | 2025-07-01 | Meta Platforms, Inc. | Optimization of constrained directional enhancement filtering (CDEF) |
| US12160562B2 (en) * | 2021-09-15 | 2024-12-03 | Tencent America LLC | On propagating intra prediction mode information of IBC block by using block vector |
| US11838557B2 (en) * | 2021-11-17 | 2023-12-05 | Mediatek Inc. | Methods and apparatuses of ALF derivation in video encoding system |
| CN116456086A (zh) * | 2022-01-07 | 2023-07-18 | 腾讯科技（深圳）有限公司 | 环路滤波方法、视频编解码方法、装置、介质及电子设备 |
| EP4559183A1 (en) * | 2022-07-20 | 2025-05-28 | Mediatek Inc. | Adaptive loop filter with adaptive filter strength |
| CN120380765A (zh) * | 2022-12-02 | 2025-07-25 | 联发科技股份有限公司 | 方法和装置用于适应性环路滤波（alf）与固定滤波器用于视频编解码 |
| CN120731601A (zh) * | 2023-02-16 | 2025-09-30 | 抖音视界有限公司 | 视频编解码中经多个自适应环路滤波器处理的重建 |
| WO2025149075A1 (en) * | 2024-01-11 | 2025-07-17 | Douyin Vision Co., Ltd. | Line buffer for in-loop filter in video coding |
| US20250392710A1 (en) * | 2024-06-20 | 2025-12-25 | Qualcomm Incorporated | Temporal scalability for adaptive loop filter scaling factors for video coding |
| WO2026016999A1 (en) * | 2024-07-15 | 2026-01-22 | Douyin Vision Co., Ltd. | Parameter and control information reusing for loop-filters in video coding |
| WO2026080199A1 (en) * | 2024-10-11 | 2026-04-16 | Qualcomm Incorporated | Adaptive loop filter joint optimization for video coding |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080178219A1 (en) * | 2007-01-23 | 2008-07-24 | At&T Knowledge Ventures, Lp | System and method for providing video content |
| US9001883B2 (en) | 2011-02-16 | 2015-04-07 | Mediatek Inc | Method and apparatus for slice common information sharing |
| US9807403B2 (en) * | 2011-10-21 | 2017-10-31 | Qualcomm Incorporated | Adaptive loop filtering for chroma components |
| CN103096047B (zh) * | 2011-11-01 | 2018-06-19 | 中兴通讯股份有限公司 | 一种分片层参数集解码及编码方法和装置 |
| US9538200B2 (en) | 2012-01-19 | 2017-01-03 | Qualcomm Incorporated | Signaling of deblocking filter parameters in video coding |
| TWI524739B (zh) * | 2012-02-10 | 2016-03-01 | 美國博通公司 | 根據視頻編碼的採樣點自適應偏移（sao） |
| WO2013144144A1 (en) * | 2012-03-30 | 2013-10-03 | Panasonic Corporation | Syntax and semantics for adaptive loop filter and sample adaptive offset |
| US9386307B2 (en) * | 2012-06-14 | 2016-07-05 | Qualcomm Incorporated | Grouping of bypass-coded bins for SAO syntax elements |
| US20130343465A1 (en) | 2012-06-26 | 2013-12-26 | Qualcomm Incorporated | Header parameter sets for video coding |
| AU2013285333A1 (en) | 2012-07-02 | 2015-02-05 | Nokia Technologies Oy | Method and apparatus for video coding |
| US10506230B2 (en) * | 2017-01-04 | 2019-12-10 | Qualcomm Incorporated | Modified adaptive loop filter temporal prediction for temporal scalability support |
| US11451773B2 (en) | 2018-06-01 | 2022-09-20 | Qualcomm Incorporated | Block-based adaptive loop filter (ALF) design and signaling |
| US11284075B2 (en) | 2018-09-12 | 2022-03-22 | Qualcomm Incorporated | Prediction of adaptive loop filter parameters with reduced memory consumption for video coding |
| GB201902829D0 (en) * | 2019-03-01 | 2019-04-17 | Canon Kk | Method and apparatus for encoding and decoding a video bitsream for merging regions of interest |
| CN117956148A (zh) * | 2019-03-08 | 2024-04-30 | 佳能株式会社 | 自适应环路滤波器 |
| US11159791B2 (en) * | 2019-03-16 | 2021-10-26 | Mediatek Inc. | Method and apparatus for signaling adaptive loop filter parameters in video coding |
-
2020
- 2020-03-18 US US16/822,990 patent/US11683487B2/en active Active
- 2020-03-19 EP EP20720572.5A patent/EP3949412B1/en active Active
- 2020-03-19 WO PCT/US2020/023655 patent/WO2020197937A1/en not_active Ceased
- 2020-03-19 JP JP2021556314A patent/JP7423653B2/ja active Active
- 2020-03-19 SG SG11202109048S patent/SG11202109048SA/en unknown
- 2020-03-19 TW TW109109276A patent/TWI859207B/zh active
- 2020-03-19 ES ES20720572T patent/ES3053322T3/es active Active
- 2020-03-19 CN CN202080022065.XA patent/CN113615189B/zh active Active
- 2020-03-19 PL PL20720572.5T patent/PL3949412T3/pl unknown
- 2020-03-19 KR KR1020217029091A patent/KR20210135251A/ko active Pending
- 2020-03-19 BR BR112021018144A patent/BR112021018144A2/pt unknown
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