Camera array for a mediated-reality system
A camera array for a mediated-reality system includes a plurality of hexagonal cells arranged in a honeycomb pattern in which a pair of inner cells include respective edges adjacent to each other and a pair of outer cells are separated from each other by the inner cells. A plurality of cameras are mounted within each of the plurality of hexagonal cells. The plurality of cameras include at least one camera of a first type and at least one camera of a second type. The camera of the first type may have a longer focal length than the camera of the second type.
1. A camera array comprising:
a plurality of hexagonal cells arranged in a honeycomb pattern in which a pair of inner cells include respective edges adjacent to each other and a pair of outer cells are separated from each other by the inner cells; and
a plurality of cameras mounted within each of the plurality of hexagonal cells, the plurality of cameras including at least one camera of a first type and at least one camera of a second type different than the first type, wherein the plurality of cameras within each of the plurality of hexagonal cells are arranged in a triangular grid approximately equidistant from neighboring cameras.
2. The camera array of claim 1 , wherein the at least one camera of the second type within each of the plurality of hexagonal cells is at a position further from or equidistant from a center point of the camera array relative to cameras of the first type.
3. The camera array of claim 1 , wherein the at least one camera of the first type has a longer focal length than the at least one camera of the second type.
4. The camera array of claim 1 , wherein the outer cells each include four edges along an exterior perimeter of the camera array and wherein the inner cells each include three edges along the exterior perimeter of the camera array.
5. The camera array of claim 1 , wherein the camera of the first type has a narrower field of view than the camera of the second type.
6. The camera array of claim 1 , wherein the camera of the first type comprises a 50 mm camera and wherein the camera of the second type comprises a 35 mm camera.
7. The camera array of claim 1 , further comprising:
a projector to project structured light onto a scene that within a field of view of the plurality of cameras.
8. The camera array of claim 1 , further comprising:
a depth sensor for sensing depth of a surface of a scene within a field of view of the plurality of cameras.
9. The camera array of claim 1 , further comprising:
a cooling system to provide cooling to the plurality of cameras.
10. The camera array of claim 1 , further comprising a swing arm to position the plurality of cameras in a desired position and orientation.
11. A mediated-reality system, comprising:
a camera array to capture a plurality of images of a scene, the camera array including:
a plurality of hexagonal cells arranged in a honeycomb pattern in which a pair of inner cells include respective edges adjacent to each other and a pair of outer cells are separated from each other by the inner cells; and
a plurality of cameras mounted within each of the plurality of hexagonal cells, the plurality of cameras including at least one camera of a first type and at least one camera of a second type different than the first type, wherein the plurality of cameras within each of the plurality of hexagonal cells are arranged in a triangular grid approximately equidistant from neighboring cameras;
an input controller to control a position and orientation of a virtual perspective of the scene; and
an image processing device to synthesize a virtual image corresponding to the virtual perspective based on the plurality of images of the scene; and
a display device to display the virtual image.
12. The mediated-reality system of claim 11 , wherein the at least one camera of the second type within each of the plurality of hexagonal cells is at a position further from or equidistant from a center point of the camera array relative to cameras of the first type.
13. The mediated-reality system of claim 11 , wherein the at least one camera of the first type has a longer focal length than the at least one camera of the second type.
14. The mediated-reality system of claim 11 , wherein the outer cells each include four edges along an exterior perimeter of the camera array and wherein the inner cells each include three edges along the exterior perimeter of the camera array.
15. The mediated-reality system of claim 11 , wherein the camera of the first type has a narrower field of view than the camera of the second type.
16. The mediated-reality system of claim 11 , wherein the camera of the first type comprises a 50 mm camera and wherein the camera of the second type comprises a 35 mm camera.
17. The mediated-reality system of claim 11 , further comprising:
a projector to project structured light onto a scene that within a field of view of the plurality of cameras.
18. A camera array comprising:
a plurality of cells; and
a plurality of cameras mounted within each of the plurality of cells, the plurality of cameras including at least one camera of a first type and at least one camera of a second type different than the first type, wherein the plurality of cameras within each of the plurality of cells are arranged in a triangular grid approximately equidistant from neighboring cameras.
19. The camera array of claim 18 , wherein the at least one camera of the second type within each of the plurality of cells is at a position further from or equidistant from a center point of the camera array relative to cameras of the first type.
20. The camera array of claim 18 , wherein the at least one camera of the first type has a longer focal length than the at least one camera of the second type.