CN115486076A - Isobmff容器中对基于视频的点云流的部分访问支持 - Google Patents

Isobmff容器中对基于视频的点云流的部分访问支持 Download PDF

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Publication number
CN115486076A
CN115486076A CN202180033455.1A CN202180033455A CN115486076A CN 115486076 A CN115486076 A CN 115486076A CN 202180033455 A CN202180033455 A CN 202180033455A CN 115486076 A CN115486076 A CN 115486076A
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CN
China
Prior art keywords
pcc
track
spatial region
tiles
tile
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Pending
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CN202180033455.1A
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English (en)
Chinese (zh)
Inventor
阿赫麦德·哈姆扎
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InterDigital Patent Holdings Inc
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InterDigital Patent Holdings Inc
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Publication date
Application filed by InterDigital Patent Holdings Inc filed Critical InterDigital Patent Holdings Inc
Publication of CN115486076A publication Critical patent/CN115486076A/zh
Pending legal-status Critical Current

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    • 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
    • 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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • 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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • 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
    • H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • 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
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
CN202180033455.1A 2020-04-14 2021-04-14 Isobmff容器中对基于视频的点云流的部分访问支持 Pending CN115486076A (zh)

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
US202063009931P 2020-04-14 2020-04-14
US63/009,931 2020-04-14
US202063042892P 2020-06-23 2020-06-23
US63/042,892 2020-06-23
US202063062983P 2020-08-07 2020-08-07
US63/062,983 2020-08-07
US202063087425P 2020-10-05 2020-10-05
US63/087,425 2020-10-05
PCT/US2021/027206 WO2021211665A1 (en) 2020-04-14 2021-04-14 Partial access support in isobmff containers for video-based point cloud streams

Publications (1)

Publication Number Publication Date
CN115486076A true CN115486076A (zh) 2022-12-16

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ID=75787291

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202180033455.1A Pending CN115486076A (zh) 2020-04-14 2021-04-14 Isobmff容器中对基于视频的点云流的部分访问支持

Country Status (8)

Country Link
US (2) US12348772B2 (enExample)
EP (1) EP4136846A1 (enExample)
JP (2) JP7733003B2 (enExample)
KR (1) KR20230002615A (enExample)
CN (1) CN115486076A (enExample)
IL (2) IL297255B1 (enExample)
TW (2) TW202539239A (enExample)
WO (1) WO2021211665A1 (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021117859A1 (ja) 2019-12-13 2021-06-17 ソニーグループ株式会社 画像処理装置および方法
MX2022015369A (es) * 2020-06-12 2023-01-16 Sony Group Corp Dispositivo y metodo de procesamiento de informacion.
CN115941995B (zh) * 2021-08-23 2025-08-08 腾讯科技（深圳）有限公司 媒体文件封装与解封装方法、装置、设备及存储介质
CN117237903B (zh) * 2022-06-02 2026-01-20 鸿海精密工业股份有限公司 移动物体检测方法、装置、电子设备及存储介质
TWI843116B (zh) * 2022-06-02 2024-05-21 鴻海精密工業股份有限公司 移動物體檢測方法、裝置、電子設備及存儲介質
US20240062466A1 (en) * 2022-08-17 2024-02-22 Tencent America LLC Point cloud optimization using instance segmentation
GB2629152A (en) * 2023-04-17 2024-10-23 Canon Kk Method, device, and computer program for improving random access in point cloud data bit-stream
CN117082262A (zh) * 2023-08-21 2023-11-17 腾讯科技（深圳）有限公司 点云文件封装与解封装方法、装置、设备及存储介质
US20250193443A1 (en) * 2023-12-07 2025-06-12 Electronics And Telecommunications Research Institute Method and apparatus for encoding multi plane image based volumetric video

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3349182A1 (en) * 2017-01-13 2018-07-18 Thomson Licensing Method, apparatus and stream for immersive video format
WO2018171758A1 (en) * 2017-03-24 2018-09-27 Mediatek Inc. Method and apparatus for deriving vr projection, packing, roi and viewport related tracks in isobmff and supporting viewport roll signaling
EP3547704A1 (en) 2018-03-30 2019-10-02 Thomson Licensing Method, apparatus and stream for volumetric video format
CN112771850B (zh) 2018-10-02 2022-05-24 华为技术有限公司 使用3d辅助数据的运动补偿方法、系统以及存储介质
WO2020070379A1 (en) * 2018-10-03 2020-04-09 Nokia Technologies Oy Method and apparatus for storage and signaling of compressed point clouds
CN114731462B (zh) * 2020-01-08 2023-12-15 中兴通讯股份有限公司 点云数据处理

Also Published As

Publication number Publication date
US20250301172A1 (en) 2025-09-25
JP7733003B2 (ja) 2025-09-02
TW202205857A (zh) 2022-02-01
US12348772B2 (en) 2025-07-01
EP4136846A1 (en) 2023-02-22
IL297255B1 (en) 2026-01-01
IL325154A (en) 2026-02-01
JP2025170343A (ja) 2025-11-18
TWI887396B (zh) 2025-06-21
KR20230002615A (ko) 2023-01-05
TW202539239A (zh) 2025-10-01
WO2021211665A1 (en) 2021-10-21
IL297255A (en) 2022-12-01
US20230188751A1 (en) 2023-06-15
JP2023523393A (ja) 2023-06-05

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