JP2022546893A5 - - Google Patents
Info
- Publication number
- JP2022546893A5 JP2022546893A5 JP2021568663A JP2021568663A JP2022546893A5 JP 2022546893 A5 JP2022546893 A5 JP 2022546893A5 JP 2021568663 A JP2021568663 A JP 2021568663A JP 2021568663 A JP2021568663 A JP 2021568663A JP 2022546893 A5 JP2022546893 A5 JP 2022546893A5
- Authority
- JP
- Japan
- Prior art keywords
- flag
- bitstream
- picture
- subpicture
- parameter set
- 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
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2025034026A JP7804806B2 (ja) | 2019-09-17 | 2025-03-04 | サブピクチャを有するビデオストリームを符号化及び復号する方法及び装置 |
Applications Claiming Priority (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB201913403A GB201913403D0 (en) | 2019-09-17 | 2019-09-17 | Method and apparatus for encoding and decoding a video stream with subpictures |
| GB1913403.0 | 2019-09-17 | ||
| GB1913976.5A GB2587243A (en) | 2019-09-17 | 2019-09-27 | Method and apparatus for encoding and decoding a video stream with subpictures |
| GB1913976.5 | 2019-09-27 | ||
| GB1918661.8A GB2587244B (en) | 2019-09-17 | 2019-12-17 | Method and apparatus for encoding and decoding a video stream with subpictures |
| GB1918661.8 | 2019-12-17 | ||
| PCT/EP2020/074912 WO2021052794A1 (en) | 2019-09-17 | 2020-09-07 | Method and apparatus for encoding and decoding a video stream with subpictures |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2025034026A Division JP7804806B2 (ja) | 2019-09-17 | 2025-03-04 | サブピクチャを有するビデオストリームを符号化及び復号する方法及び装置 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2022546893A JP2022546893A (ja) | 2022-11-10 |
| JP2022546893A5 true JP2022546893A5 (https=) | 2024-09-13 |
| JP7645818B2 JP7645818B2 (ja) | 2025-03-14 |
Family
ID=68315233
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2021568663A Active JP7645818B2 (ja) | 2019-09-17 | 2020-09-07 | サブピクチャを有するビデオストリームを符号化及び復号する方法及び装置 |
| JP2025034026A Active JP7804806B2 (ja) | 2019-09-17 | 2025-03-04 | サブピクチャを有するビデオストリームを符号化及び復号する方法及び装置 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2025034026A Active JP7804806B2 (ja) | 2019-09-17 | 2025-03-04 | サブピクチャを有するビデオストリームを符号化及び復号する方法及び装置 |
Country Status (7)
| Country | Link |
|---|---|
| US (6) | US12113971B2 (https=) |
| EP (1) | EP4032279A1 (https=) |
| JP (2) | JP7645818B2 (https=) |
| KR (1) | KR102895367B1 (https=) |
| CN (6) | CN120499402A (https=) |
| GB (4) | GB201913403D0 (https=) |
| WO (1) | WO2021052794A1 (https=) |
Families Citing this family (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020233660A1 (en) | 2019-05-21 | 2020-11-26 | Beijing Bytedance Network Technology Co., Ltd. | Syntax-based motion candidate derivation in sub-block merge mode |
| EP3997869A4 (en) | 2019-08-10 | 2022-10-26 | Beijing Bytedance Network Technology Co., Ltd. | Subpicture dependent signaling in video bitstreams |
| US11936880B2 (en) * | 2019-09-27 | 2024-03-19 | Tencent America LLC | Method for signaling output subpicture layer set |
| JP7322290B2 (ja) * | 2019-10-02 | 2023-08-07 | 北京字節跳動網絡技術有限公司 | ビデオビットストリームにおけるサブピクチャシグナリングのための構文 |
| CN114631321B (zh) | 2019-10-18 | 2024-04-12 | 北京字节跳动网络技术有限公司 | 子图片与环路滤波之间的相互影响 |
| CN115280774B (zh) | 2019-12-02 | 2025-08-19 | 抖音视界有限公司 | 视觉媒体处理的方法、装置及非暂时性计算机可读存储介质 |
| GB2590632B (en) * | 2019-12-20 | 2023-07-26 | Canon Kk | Video coding and decoding |
| AU2021219750A1 (en) * | 2020-02-11 | 2022-03-31 | Huawei Technologies Co., Ltd. | An encoder, a decoder and corresponding methods for subpicture signalling in sequence parameter set |
| CN115362673B (zh) * | 2020-02-14 | 2025-12-02 | 抖音视界有限公司 | 视频比特流中的并置图片指示 |
| EP4117290A4 (en) * | 2020-03-05 | 2024-03-20 | LG Electronics, Inc. | METHOD AND DEVICE FOR IMAGE ENCODING/DECODING BASED ON MIXED NAL UNIT TYPE AND METHOD FOR TRANSMITTING BIT STREAM |
| 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 |
| WO2021187603A1 (ja) * | 2020-03-19 | 2021-09-23 | 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 | 符号化装置、復号装置、画像処理装置、符号化方法、復号方法、画像処理方法、ビットストリーム送信装置、および、非一時的記憶媒体 |
| KR20220157950A (ko) | 2020-03-23 | 2022-11-29 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 어파인 머지 및 어파인 모션 벡터 예측 모드에 대한 예측 리파인먼트 |
| CN113453011B (zh) * | 2020-03-27 | 2025-07-25 | 腾讯美国有限责任公司 | 解码已编码视频比特流的方法和设备 |
| KR20220158700A (ko) * | 2020-03-27 | 2022-12-01 | 소니그룹주식회사 | 정보 처리 장치 및 정보 처리 방법 |
| CN115380525B (zh) * | 2020-03-30 | 2025-12-02 | 字节跳动有限公司 | 图片标头中的高级别语法 |
| EP3972269A1 (en) * | 2020-09-17 | 2022-03-23 | Lemon Inc. | Subpicture entity groups in video coding |
| EP4068788A1 (en) | 2021-03-31 | 2022-10-05 | Panasonic Intellectual Property Corporation of America | Encoder, decoder, encoding method, and decoding method |
| US20230007305A1 (en) * | 2021-06-28 | 2023-01-05 | Tencent America LLC | Subpicture partitioning and scaling window information |
| KR20240050414A (ko) * | 2021-09-27 | 2024-04-18 | 바이트댄스 아이엔씨 | 비디오 처리를 위한 방법, 기기 및 매체 |
| EP4254949A1 (en) * | 2022-03-31 | 2023-10-04 | Beijing Xiaomi Mobile Software Co., Ltd. | Encoding/decoding video picture partitionned in ctu grids |
| EP4254948A1 (en) * | 2022-03-31 | 2023-10-04 | Beijing Xiaomi Mobile Software Co., Ltd. | Encoding/decoding video picture partitionned in ctu grids |
| EP4254950A1 (en) * | 2022-03-31 | 2023-10-04 | Beijing Xiaomi Mobile Software Co., Ltd. | Encoding/decoding video picture partitionned in ctu grids |
| EP4351133A1 (en) * | 2022-10-07 | 2024-04-10 | Beijing Xiaomi Mobile Software Co., Ltd. | Encoding/decoding video picture data |
| CN119561691B (zh) * | 2023-09-01 | 2026-04-14 | 华为技术有限公司 | 编解码方法及装置 |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB201119206D0 (en) * | 2011-11-07 | 2011-12-21 | Canon Kk | Method and device for providing compensation offsets for a set of reconstructed samples of an image |
| EP3021586A4 (en) * | 2013-07-07 | 2016-12-07 | Wilus Inst Standards & Technology Inc | METHOD AND APPARATUS FOR PROCESSING VIDEO SIGNAL |
| CN105359525A (zh) | 2013-07-14 | 2016-02-24 | 夏普株式会社 | 瓦片对齐信令和一致性约束 |
| JP6653860B2 (ja) * | 2014-05-26 | 2020-02-26 | シャープ株式会社 | 画像復号装置、画像符号化装置、画像復号方法、画像符号化方法及びコンピュータ読み取り可能な記録媒体 |
| TWI669946B (zh) * | 2016-02-09 | 2019-08-21 | 弗勞恩霍夫爾協會 | 用於圖像/視訊資料串流而允許有效可縮減性或有效隨機存取之技術 |
| FI20175006A1 (en) * | 2017-01-03 | 2019-02-15 | Nokia Technologies Oy | Video and image coding using wide-angle intra-prediction |
| US11095907B2 (en) * | 2017-03-27 | 2021-08-17 | Nokia Technologies Oy | Apparatus, a method and a computer program for video coding and decoding |
| WO2018221368A1 (ja) * | 2017-05-31 | 2018-12-06 | シャープ株式会社 | 動画像復号装置、及び動画像符号化装置 |
| US20200344462A1 (en) | 2018-01-12 | 2020-10-29 | Sharp Kabushiki Kaisha | Systems and methods for signaling sub-picture composition information for virtual reality applications |
| US20190246122A1 (en) * | 2018-02-08 | 2019-08-08 | Qualcomm Incorporated | Palette coding for video coding |
| CN118488213A (zh) * | 2018-09-24 | 2024-08-13 | 有限公司B1影像技术研究所 | 图像编码/解码方法和数据传输方法 |
| WO2020219952A1 (en) * | 2019-04-25 | 2020-10-29 | Op Solutions, Llc | Candidates in frames with global motion |
| GB2584723A (en) | 2019-06-13 | 2020-12-16 | Canon Kk | Method, device, and computer program for coding and decoding a picture |
| CN113875241A (zh) * | 2019-06-25 | 2021-12-31 | 英特尔公司 | 具有水平推导的子图片和子图片集 |
| EP3997869A4 (en) | 2019-08-10 | 2022-10-26 | Beijing Bytedance Network Technology Co., Ltd. | Subpicture dependent signaling in video bitstreams |
| US11375232B2 (en) * | 2019-12-10 | 2022-06-28 | Zte (Uk) Limited | Sub picture signaling in video coding |
-
2019
- 2019-09-17 GB GB201913403A patent/GB201913403D0/en not_active Ceased
- 2019-09-27 GB GB1913976.5A patent/GB2587243A/en not_active Withdrawn
- 2019-12-17 GB GB2312302.9A patent/GB2619180B/en active Active
- 2019-12-17 GB GB1918661.8A patent/GB2587244B/en active Active
-
2020
- 2020-09-07 US US17/642,535 patent/US12113971B2/en active Active
- 2020-09-07 CN CN202510832541.9A patent/CN120499402A/zh active Pending
- 2020-09-07 CN CN202510832534.9A patent/CN120475189A/zh active Pending
- 2020-09-07 KR KR1020227011712A patent/KR102895367B1/ko active Active
- 2020-09-07 JP JP2021568663A patent/JP7645818B2/ja active Active
- 2020-09-07 WO PCT/EP2020/074912 patent/WO2021052794A1/en not_active Ceased
- 2020-09-07 CN CN202510832531.5A patent/CN120499401A/zh active Pending
- 2020-09-07 CN CN202080065219.3A patent/CN114556936B/zh active Active
- 2020-09-07 CN CN202510832540.4A patent/CN120475190A/zh active Pending
- 2020-09-07 CN CN202510831802.5A patent/CN120475188A/zh active Pending
- 2020-09-07 EP EP20764693.6A patent/EP4032279A1/en active Pending
-
2024
- 2024-09-10 US US18/829,738 patent/US20250008098A1/en active Pending
- 2024-09-10 US US18/829,846 patent/US20250016314A1/en active Pending
- 2024-09-10 US US18/829,691 patent/US20250008097A1/en active Pending
- 2024-09-10 US US18/829,833 patent/US20250008099A1/en active Pending
- 2024-09-10 US US18/830,324 patent/US20240430419A1/en active Pending
-
2025
- 2025-03-04 JP JP2025034026A patent/JP7804806B2/ja active Active
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