Patent ID: 11910095
Assignee: SONY INTERACTIVE ENTERTAINMENT LLC
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H  G | IPC G  H

Claim 12:
13. An incident light information acquiring system comprising:
a reference object whose shape and material are known;
an image capturing device that captures an image of the reference object while part of incident light applied thereto is being blocked; and
an information processing apparatus that acquires a brightness distribution of incident light by using the captured image,
wherein the information processing apparatus includes
a partial incident light information acquiring section that acquires, according to a predetermined model equation, a brightness distribution of partial incident light produced by blocking part of the incident light, on a basis of the image of the reference object in each of a plurality of images captured when the incident light is blocked in different directions, and
an overall incident light information acquiring section that acquires a brightness distribution of overall incident light by calculating brightness distributions of partial incident light.