System for processing a data stream corresponding to a three-dimensional representation

Abstract

The invention relates to a system (600) for processing a stream of control data corresponding to a three-dimensional representation, comprising a rendering device (100) and a capturing device (601) able to capture visual data, the at least one rendering device comprising at least two light sources at distinct longitudinal positions on at least one longitudinal holder. The capturing device also comprises a control module able to control a motor with a view to driving the longitudinal holders to and to controlling the light sources at multiple positions in space depending on the stream of control data. The processing system is configured to determine the stream of control data depending on the visual data captured by the at least one capturing device, and to transmit the stream of control data to the rendering device via a telecommunications network (604).

Claims

System (600) for processing a control data stream corresponding to a three-dimensional representation, comprising at least one rendering device (100) and comprising at least one capture device (601) capable of capturing visual data, the at least one rendering device comprising: - at least two light sources (106) at distinct longitudinal positions on at least one longitudinal support (105.1-105.4), said longitudinal support extending mainly in a longitudinal direction parallel to a longitudinal axis (104) of the rendering device; - at least one motor (103) capable of moving at least one movable longitudinal support among the at least one longitudinal support, along a predefined trajectory, so that the movable longitudinal support sweeps a set of positions in space; - a control module (102) capable of controlling said at least one motor and controlling the at least two light sources for at least several positions in space according to the control data flow; in which the processing system is capable of determining the control data flow according to the visual data captured by the at least one capture device, and of transmitting the control data flow to the rendering device via a telecommunications network (604). System according to claim 1, wherein the playback device (100) is further capable of capturing visual and / or sound data, wherein the processing system (600) is capable of determining another control data stream based on the visual and / or sound data captured by the playback device, and of transmitting the other control data stream to a playback module via the telecommunications network (604). System according to claim 2, further comprising a gateway (610) connected to the telecommunications network (604) on the one hand and to the rendering device (100) on the other hand, wherein said gateway is capable of receiving the visual data captured by the rendering device, of generating the other control data stream, and of transmitting the other generated control data stream in the telecommunications network, to the rendering module. System according to claim 1 to 3, comprising a gateway (602) connected to the telecommunications network (604) on the one hand and to the capture device (601) on the other hand, wherein said gateway is capable of receiving the visual data captured by the capture device, of generating the control data stream as a function of the visual data captured by the capture device and of transmitting the generated control data stream in the telecommunications network to the rendering device (100). System according to claim 4, comprising a first gateway (610) and a second gateway (602), said first gateway (610) being the gateway connected to the telecommunications network on the one hand and to the restitution device on the other hand, and said second gateway (602) being a gateway connected to the telecommunications network and to the capture device, in which the control data stream is compressed by the second gateway and decompressed by the first gateway. System according to any one of the preceding claims, wherein the control data flow is determined from at least one resolution parameter of the three-dimensional representation, and wherein the processing system (600) is capable of determining the resolution parameter as a function of a bandwidth value on the telecommunications network between the rendering device (100) and the capture device (601). System according to claim 6, further comprising a telecommunications network platform (605) (604), said platform being capable of determining the control data flow as a function of the resolution parameter determined from the bandwidth value. System according to any one of the preceding claims, wherein the capture device (601) comprises a camera (620) and a lidar (621), and wherein the captured visual data is obtained from the camera and the lidar. A system according to claim 2, wherein the rendering module comprises: - at least two light sources at distinct longitudinal positions on at least one longitudinal support, said longitudinal support extending mainly in a longitudinal direction parallel to a longitudinal axis of the capture device; - at least one motor capable of moving at least one movable longitudinal support among the at least one longitudinal support, along a predefined trajectory, so that the movable longitudinal support sweeps a set of positions in space; - a control module capable of obtaining the other control data stream, controlling the at least one motor and controlling the at least two light sources for at least several positions in space according to the other control data stream. Processing system according to any one of the preceding claims, comprising a set of several output devices, the set comprising at least a first output device and a second output device, the first output device being capable of receiving a first stream of control data and the second output device being capable of receiving a second stream of control data. Method for processing a control data stream corresponding to a three-dimensional representation, the method comprising the following steps: - determining a control data stream based on visual data captured by at least one capture device; - transmitting the control data stream to a rendering device via a telecommunications network (604); wherein the at least one rendering device comprises at least two light sources (106) at distinct longitudinal positions on at least one longitudinal support (105.1-105.4), said longitudinal support extending mainly in a longitudinal direction parallel to a longitudinal axis (104) of the rendering device; the method further comprising the following steps:- controlling in operation at least one motor (103) of the rendering device, said at least one motor being capable of moving at least one movable longitudinal support among the at least one longitudinal support, along a predefined trajectory, so that the movable longitudinal support sweeps a set of positions in space;- controlling the at least two light sources for at least several positions in space according to the control data flow. Processing method according to claim 11, wherein the control data stream is determined from at least one resolution parameter of the three-dimensional representation, the method further comprising a determination of the resolution parameter as a function of a bandwidth value on the telecommunications network between the rendering device and the capture device.

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