JPWO2022269944A1 - - Google Patents
Info
- Publication number
- JPWO2022269944A1 JPWO2022269944A1 JP2023529443A JP2023529443A JPWO2022269944A1 JP WO2022269944 A1 JPWO2022269944 A1 JP WO2022269944A1 JP 2023529443 A JP2023529443 A JP 2023529443A JP 2023529443 A JP2023529443 A JP 2023529443A JP WO2022269944 A1 JPWO2022269944 A1 JP WO2022269944A1
- Authority
- JP
- Japan
- 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
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/597—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding specially adapted for multi-view video sequence encoding
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T9/00—Image coding
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T19/00—Manipulating three-dimensional [3D] models or images for computer graphics
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T9/00—Image coding
- G06T9/001—Model-based coding, e.g. wire frame
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/537—Motion estimation other than block-based
- H04N19/54—Motion estimation other than block-based using feature points or meshes
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/10—Image acquisition modality
- G06T2207/10028—Range image; Depth image; 3D point clouds
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/20—Special algorithmic details
- G06T2207/20021—Dividing image into blocks, subimages or windows
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Multimedia (AREA)
- Computer Hardware Design (AREA)
- Computer Graphics (AREA)
- General Engineering & Computer Science (AREA)
- Software Systems (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Processing Or Creating Images (AREA)
- Image Generation (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2021105856 | 2021-06-25 | ||
| JP2021105856 | 2021-06-25 | ||
| PCT/JP2021/043204 WO2022269944A1 (ja) | 2021-06-25 | 2021-11-25 | 情報処理装置および方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPWO2022269944A1 true JPWO2022269944A1 (https=) | 2022-12-29 |
| JP7782557B2 JP7782557B2 (ja) | 2025-12-09 |
Family
ID=84544382
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2023529443A Active JP7782557B2 (ja) | 2021-06-25 | 2021-11-25 | 符号化装置および方法、並びに、複合装置および方法 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US12541925B2 (https=) |
| EP (1) | EP4361959A4 (https=) |
| JP (1) | JP7782557B2 (https=) |
| KR (1) | KR20240024069A (https=) |
| CN (1) | CN117546207A (https=) |
| WO (1) | WO2022269944A1 (https=) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12299941B2 (en) * | 2021-09-08 | 2025-05-13 | Tencent America LLC | Vertex reordering for mesh compression |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7809720B2 (ja) * | 2021-04-07 | 2026-02-02 | インターディジタル・シーイー・パテント・ホールディングス・ソシエテ・パ・アクシオンス・シンプリフィエ | 光効果をサポートする容積ビデオ |
| US12586251B2 (en) * | 2021-08-25 | 2026-03-24 | Tencent America LLC | Patch zippering for mesh compression |
| US12412312B2 (en) * | 2021-12-03 | 2025-09-09 | Tencent America LLC | Method and apparatus for chart based mesh compression |
| US12579745B2 (en) * | 2022-03-18 | 2026-03-17 | Nokia Technologies Oy | Curvature-guided inter-patch 3D inpainting for dynamic mesh coding |
| TWI829475B (zh) * | 2022-12-15 | 2024-01-11 | 信驊科技股份有限公司 | 產生包括多個影像的佈局的影像處理裝置和影像處理方法 |
| CN116030022B (zh) * | 2023-02-01 | 2023-06-06 | 天津风霖物联网科技有限公司 | 建筑预制构件的质量检测系统及方法 |
| WO2025074908A1 (ja) * | 2023-10-06 | 2025-04-10 | 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、符号化方法及び復号方法 |
| JP2025107111A (ja) * | 2024-01-06 | 2025-07-17 | Kddi株式会社 | メッシュ復号装置、メッシュ復号方法及びプログラム |
| WO2025153958A1 (en) * | 2024-01-15 | 2025-07-24 | Nokia Technologies Oy | Encoding, signaling and decoding of inter submesh boundaries for video-based dynamic mesh coding |
| TW202548671A (zh) * | 2024-04-12 | 2025-12-16 | 美商松下電器（美國）知識產權公司 | 編碼方法、解碼方法、編碼裝置及解碼裝置 |
| CN120852542A (zh) * | 2024-04-25 | 2025-10-28 | 维沃移动通信有限公司 | 三维网格编码方法、解码方法、装置及设备 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20190197739A1 (en) * | 2017-12-22 | 2019-06-27 | Samsung Electronics Co., Ltd. | Handling duplicate points in point cloud compression |
| WO2020101021A1 (ja) * | 2018-11-16 | 2020-05-22 | 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 | 三次元データ符号化方法、三次元データ復号方法、三次元データ符号化装置、及び三次元データ復号装置 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6638267B2 (ja) * | 2015-09-07 | 2020-01-29 | カシオ計算機株式会社 | 地理座標符号化装置、方法、およびプログラム、地理座標復号装置、方法、およびプログラム、地理座標符号化装置を用いた端末装置 |
| US10846814B2 (en) * | 2018-07-31 | 2020-11-24 | Intel Corporation | Patch processing mechanism |
| US11956478B2 (en) * | 2019-01-09 | 2024-04-09 | Tencent America LLC | Method and apparatus for point cloud chunking for improved patch packing and coding efficiency |
| US11216984B2 (en) * | 2019-01-09 | 2022-01-04 | Samsung Electronics Co., Ltd. | Patch splitting for improving video-based point cloud compression performance |
| WO2021053270A1 (en) * | 2019-09-19 | 2021-03-25 | Nokia Technologies Oy | Video-based point cloud compression model to world signalling information |
| US11450030B2 (en) | 2019-09-24 | 2022-09-20 | Apple Inc. | Three-dimensional mesh compression using a video encoder |
| US11348285B2 (en) * | 2019-12-10 | 2022-05-31 | Sony Group Corporation | Mesh compression via point cloud representation |
-
2021
- 2021-11-25 CN CN202180099545.0A patent/CN117546207A/zh active Pending
- 2021-11-25 EP EP21947223.0A patent/EP4361959A4/en active Pending
- 2021-11-25 KR KR1020237042154A patent/KR20240024069A/ko active Pending
- 2021-11-25 US US18/563,238 patent/US12541925B2/en active Active
- 2021-11-25 WO PCT/JP2021/043204 patent/WO2022269944A1/ja not_active Ceased
- 2021-11-25 JP JP2023529443A patent/JP7782557B2/ja active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20190197739A1 (en) * | 2017-12-22 | 2019-06-27 | Samsung Electronics Co., Ltd. | Handling duplicate points in point cloud compression |
| WO2020101021A1 (ja) * | 2018-11-16 | 2020-05-22 | 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 | 三次元データ符号化方法、三次元データ復号方法、三次元データ符号化装置、及び三次元データ復号装置 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12299941B2 (en) * | 2021-09-08 | 2025-05-13 | Tencent America LLC | Vertex reordering for mesh compression |
Also Published As
| Publication number | Publication date |
|---|---|
| US20240265638A1 (en) | 2024-08-08 |
| EP4361959A4 (en) | 2024-06-19 |
| US12541925B2 (en) | 2026-02-03 |
| KR20240024069A (ko) | 2024-02-23 |
| JP7782557B2 (ja) | 2025-12-09 |
| WO2022269944A1 (ja) | 2022-12-29 |
| CN117546207A (zh) | 2024-02-09 |
| EP4361959A1 (en) | 2024-05-01 |
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