JP2015187797A5

JP2015187797A5 -

Info

Publication number: JP2015187797A5
Application number: JP2014064975A
Authority: JP
Filing date: 2014-03-27
Publication date: 2017-05-18

Claims

It acquires viewpoint image data photographed from one or more viewpoints, using the viewpoint image data acquisition, image data generation for generating free viewpoint image data which enables reproduction of an image from an arbitrary viewpoint A device ,
Free viewpoint metadata including one or more viewpoint coordinate data indicating a position serving as a base point of the viewpoint at the time of reproduction ;
An image data generation apparatus comprising: an image data generation unit that generates the free viewpoint image data including the viewpoint image data.

The free viewpoint metadata further includes at least one rotation base point data that indicates an initial position in the direction of the viewpoint at the time of reproduction and that indicates the rotation center of the viewpoint when the viewpoint is rotated to display the free viewpoint. The image data generation apparatus according to claim 1, wherein:

The image data generating apparatus according to claim 2, wherein the free viewpoint metadata further includes object coordinate data indicating an arrangement position of each object included in the viewpoint image data.

The included in the free viewpoint metadata, according to claim 3, characterized in that storing each viewpoint coordinate data and the rotation base each data, coordinate values, or information indicating that the use of the object coordinate data Image data generation device.

Perspective the free viewpoint metadata forcibly saw including a forced perspective display data for instructing to display the perspective with the viewpoint coordinate data and the rotation base point data to specify, the forced perspective display data, to the designated The image according to any one of claims 2 to 4 , wherein the image directly includes coordinate data and rotation base point data, or designates viewpoint coordinate data and rotation base point data included in the free viewpoint metadata. Data generator.

The free viewpoint image data further includes background model data created as image data by modeling a background, and region image data for identifying a region of each object in the viewpoint image data. The image data generation device according to any one of 1 to 5.

In an image data reproduction apparatus for reproducing free viewpoint image data that enables reproduction of an image from an arbitrary viewpoint,
The free viewpoint image data includes free viewpoint metadata including one or more viewpoint coordinate data indicating a position serving as a base point of the viewpoint at the time of reproduction , and viewpoint image data photographed from one or more viewpoints ,
A viewpoint setting unit that sets a viewpoint position when displaying the free viewpoint image data based on the viewpoint coordinate data ;
An image data reproducing apparatus comprising: a free viewpoint image generation unit that generates an image from the viewpoint position set by the viewpoint setting unit from the free viewpoint image data .

Image data generation apparatus that acquires viewpoint image data captured from one or more viewpoints and generates free viewpoint image data that enables reproduction of an image from an arbitrary viewpoint using the acquired viewpoint image data When,
An image data reproduction device for reproducing the free viewpoint image data generated by the image data generation device,
The image data generation device generates the free viewpoint image data including free viewpoint metadata including one or more viewpoint coordinate data indicating a position serving as a base point of a viewpoint at the time of reproduction, and the viewpoint image data,
The image data reproduction device includes: a viewpoint setting unit that sets a viewpoint position for displaying the free viewpoint image data based on the viewpoint coordinate data; and a viewpoint set by the viewpoint setting unit from the free viewpoint image data. An image processing system comprising: a free viewpoint image generation unit that generates an image from a position .

Image data generation apparatus that acquires viewpoint image data captured from one or more viewpoints and generates free viewpoint image data that enables reproduction of an image from an arbitrary viewpoint using the acquired viewpoint image data As an image data generation program for causing a computer to function, the free viewpoint metadata including one or more viewpoint coordinate data indicating a position serving as a base point of a viewpoint at the time of reproduction, and the viewpoint image data An image data generation program for causing a computer to function as an image data generation unit that generates viewpoint image data.

An image data reproduction program for causing a computer to function as an image data reproduction apparatus that reproduces free viewpoint image data that enables reproduction of an image from an arbitrary viewpoint, wherein the free viewpoint image data includes a viewpoint at the time of reproduction. Including free viewpoint metadata including one or more viewpoint coordinate data indicating a position serving as a base point, and viewpoint image data captured from one or more viewpoints, and the viewpoint position when the free viewpoint image data is displayed. A viewpoint setting unit that is set based on the viewpoint coordinate data, and a free viewpoint image generation unit that generates an image from the viewpoint position set by the viewpoint setting unit from the free viewpoint image data. Image data playback program.