Information processing apparatus, light emitting device, and non-transitory computer readable medium storing program
An information processing apparatus includes a processor configured to acquire an image obtained by imaging a space by one imaging device fixed in the space, specify, in the image, a two-dimensional coordinate of a bright spot indicating light emission of a light emitting device moving in the space, acquire output information output by the light emitting device, and specify a three-dimensional coordinate in the space of the light emitting device based on the output information and the two-dimensional coordinate.
1. An information processing apparatus, comprising:
a processor configured to:
acquire an image obtained by imaging a space and a light emitting device moving in the space by one imaging device fixed in the space;
specify, in the image, a two-dimensional coordinate of a bright spot generated by light emission of the light emitting device moving in the space;
acquire output information output by the light emitting device; and
specify a three-dimensional coordinate in the space of the light emitting device based on the output information and the two-dimensional coordinate,
wherein the processor is configured to specify the three-dimensional coordinate by determining a first component and a second component of the three-dimensional coordinate based on the two-dimensional coordinate of the bright spot and a third component of the three-dimensional coordinate based on the output information, wherein the output information includes information corresponding to a position of the light emitting device in the space.
2. The information processing apparatus according to claim 1 ,
wherein the light emitting device includes a light emitting element that outputs the output information by the light emission, and
wherein the processor is configured to acquire the output information from the image obtained by imaging the light emission by the light emitting element.
3. The information processing apparatus according to claim 2 ,
wherein the processor is configured to
acquire a plurality of images of the space imaged by the imaging device at different times; and
acquire the output information indicated by a light emission pattern based on the plurality of images.
4. The information processing apparatus according to claim 1 ,
wherein the light emitting device includes a wireless device that wirelessly outputs the output information, and
wherein the processor is configured to acquire the output information based on a signal received from the wireless device.
5. The information processing apparatus according to claim 1 , wherein the processor is configured to acquire the output information transmitted from the light emitting device through the light emission of the light emitting device obtained from the image.
6. A non-transitory computer readable medium storing a program for causing a processor included in a computer to execute a process, the process comprising:
acquiring an image obtained by imaging a space and a light emitting device moving in the space by one imaging device fixed in the space;
specifying, in the image, a two-dimensional coordinate of a bright spot generated by light emission of the light emitting device moving in the space;
acquiring output information output by the light emitting device; and
specifying a three-dimensional coordinate in the space of the light emitting device based on the output information and the two-dimensional coordinate,
wherein the processor is configured to specify the three-dimensional coordinate by determining a first component and a second component of the three-dimensional coordinate based on the two-dimensional coordinate of the bright spot and a third component of the three-dimensional coordinate based on the output information, wherein the output information includes information corresponding to a position of the light emitting device in the space.