Point cloud data transmission method, point cloud data transmission device, point cloud data reception method, and point cloud data reception device

A point cloud data transmission device, comprising:

• an encoder configured to encode point cloud data;
• and
• a transmitter configured to transmit a bitstream including the point cloud data,
• wherein the encoder includes
• a geometry encoder configured to encode geometry of a point of the point cloud data, and an attribute encoder configured to encode an attribute of the point of the point cloud data.

A point cloud data reception method, comprising:

• receiving a bitstream including point cloud data, and
• decoding the point cloud data,
• wherein the decoding the point cloud data includes
• decoding geometry of a point of the point cloud data and decoding an attribute of the point of the point cloud data.

A point cloud data reception device, comprising:

• a receiver configured to receive a bitstream including point cloud data, and
• a decoder configured to decode the point cloud data,
• wherein the decoder includes
• a geometry decoder configured to decode geometry of the point cloud data and an attribute decoder configured to decode an attribute of the point cloud data.