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Point cloud data transmitting device, point cloud data transmitting method, point cloud data receiving device, and point cloud data receiving method

專利號(hào)
US11968393B2
公開(kāi)日期
2024-04-23
申請(qǐng)人
LG ELECTRONICS INC.(KR Seoul)
發(fā)明人
Sejin Oh
IPC分類
H04N7/12; G06T9/00; H04N19/597; H04N21/236; H04N21/434; H04N21/81
技術(shù)領(lǐng)域
cloud,pcc,patch,point,may,video,data,image,geometry,occupancy
地域: Seoul

摘要

A point cloud data transmitting method according to embodiments can comprise the steps of encoding point cloud data and transmitting a bitstream including the point cloud data. A point cloud data receiving method according to embodiments can comprise the steps of receiving a bitstream including point cloud data, decoding the point cloud data, and rendering the point cloud data.

說(shuō)明書(shū)

?PCCBoundingBoxStruct ( ); }

In the point cloud data transmission method according to the embodiments, a sample entry containing sequence parameter data for point cloud data may be included in a first track.

In the point cloud data reception method according to the embodiments, the first track including a sample entry containing sequence parameter data for point cloud data may be received.

In the point cloud data transmission method according to the embodiments, a sample entry containing patch parameter data for the point cloud data may be included in the first track.

In the point cloud data reception method according to the embodiments, the first track including a sample entry containing patch parameter data for the point cloud data may be received.

In this specification, the meaning of the first track is not limited to the name, and may refer to a V-PCC-related track containing the syntax described in this specification.

The point cloud data transmission/reception method/device according to the embodiments may process a track containing data for point cloud content, for example, V-PCC. The track may contain a sample entry. The sample entry may carry a sequence parameter set (SPS). Accordingly, the reception device according to the embodiments may efficiently decode the sample entry and/or parameter information based on the track.

Regarding the scheme for signaling the point cloud content, the V-PCC track may contain a sample entry. The sample entry may carry a patch parameter.

權(quán)利要求

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