JPWO2020197937A5 - - Google Patents
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- JPWO2020197937A5 JPWO2020197937A5 JP2021556314A JP2021556314A JPWO2020197937A5 JP WO2020197937 A5 JPWO2020197937 A5 JP WO2020197937A5 JP 2021556314 A JP2021556314 A JP 2021556314A JP 2021556314 A JP2021556314 A JP 2021556314A JP WO2020197937 A5 JPWO2020197937 A5 JP WO2020197937A5
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- JP
- Japan
- Prior art keywords
- tile
- picture
- slice
- adaptive
- 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
- 230000003044 adaptive effect Effects 0.000 claims description 197
- 241000023320 Luma <angiosperm> Species 0.000 claims description 109
- OSWPMRLSEDHDFF-UHFFFAOYSA-N methyl salicylate Chemical compound COC(=O)C1=CC=CC=C1O OSWPMRLSEDHDFF-UHFFFAOYSA-N 0.000 claims description 109
- 238000000034 method Methods 0.000 claims description 28
- 238000001914 filtration Methods 0.000 claims description 24
- 230000011664 signaling Effects 0.000 claims description 3
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 |
| JPWO2020197937A5 true JPWO2020197937A5 (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 (28)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9210426B2 (en) * | 2011-06-30 | 2015-12-08 | Mitsubishi Electric Corporation | Image coding device, image decoding device, image coding method, and image decoding method |
| DK3931746T3 (da) * | 2019-02-27 | 2025-06-16 | Huawei Tech Co Ltd | Luma mapping med chroma scaling adaptation-parametersæt i videokodning |
| 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 |
| US12387734B2 (en) | 2019-07-08 | 2025-08-12 | Voiceage Corporation | Method and system for coding metadata in audio streams and for flexible intra-object and inter-object bitrate adaptation |
| EP4128777A1 (en) * | 2020-03-26 | 2023-02-08 | InterDigital VC Holdings France | Signaling coding parameters in video coding |
| WO2021197445A1 (en) | 2020-04-01 | 2021-10-07 | Beijing Bytedance Network Technology Co., Ltd. | Constraints on adaptation parameter set syntax elements |
| 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 |
| CN115486064A (zh) | 2020-04-10 | 2022-12-16 | 抖音视界有限公司 | 标头语法元素和自适应参数集的使用 |
| 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 |
| EP4128775A4 (en) | 2020-04-26 | 2024-03-27 | ByteDance Inc. | CONDITIONAL SIGNALING OF VIDEO CODING SYNTAX ELEMENTS |
| 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 |
| WO2024114810A1 (en) * | 2022-12-02 | 2024-06-06 | Mediatek Inc. | Method and apparatus for adaptive loop filter with fixed filters for video coding |
| 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 |
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 |
| WO2014006266A1 (en) | 2012-07-02 | 2014-01-09 | Nokia Corporation | 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 |
| CN113574898B (zh) | 2019-03-08 | 2024-01-23 | 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 CN CN202080022065.XA patent/CN113615189B/zh active Active
- 2020-03-19 SG SG11202109048S patent/SG11202109048SA/en unknown
- 2020-03-19 TW TW109109276A patent/TWI859207B/zh active
- 2020-03-19 JP JP2021556314A patent/JP7423653B2/ja active Active
- 2020-03-19 PL PL20720572.5T patent/PL3949412T3/pl unknown
- 2020-03-19 BR BR112021018144A patent/BR112021018144A2/pt unknown
- 2020-03-19 WO PCT/US2020/023655 patent/WO2020197937A1/en not_active Ceased
- 2020-03-19 EP EP20720572.5A patent/EP3949412B1/en active Active
- 2020-03-19 KR KR1020217029091A patent/KR20210135251A/ko active Pending
- 2020-03-19 ES ES20720572T patent/ES3053322T3/es active Active
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