Image processing device and image processing method

1. An image processing device, comprising:

circuitry configured to:

determine first coordinates of corners corresponding to a marker in a captured image;

determine a criteria score, based on the first coordinates of the corners and a criteria corresponding to a shape of the marker,

wherein the criteria score indicates a degree corresponding to a relative location relationship between an imaging device and the marker;

set a filter intensity corresponding to the determined criteria score;

correct a location of the marker based on a filter having the set filter intensity; and

combine a virtual object corresponding to the marker with the captured image at the corrected location based on the filter having the set filter intensity.

2. The image processing device according to claim 1 , wherein the criteria score approaches zero based on an increase in the degree.

3. The image processing device according to claim 1 , wherein the circuitry is further configured to set the filter intensity corresponding to the determined criteria score based on filter intensity setting information, and wherein the filter intensity setting information includes the criteria score and a value that determines the filter intensity.

4. The image processing device according to claim 3 ,

wherein the filter intensity setting information is set for one of each marker of a plurality of markers or each virtual object of a plurality of virtual objects corresponding to the plurality of markers and

wherein the circuitry is further configured to set the filter intensity based on the filter intensity setting information set for one of the marker or the virtual object corresponding to the marker.

5. The image processing device according to claim 3 ,

wherein a plurality of pieces of the filter intensity setting information are set, and

wherein the circuitry is further configured to:

select the filter intensity setting information corresponding to the relative location relationship between the marker and the virtual object corresponding to the marker from the set plurality of pieces of the filter intensity setting information, and

determine the value that determines the filter intensity, based on the selected filter intensity setting information.

6. The image processing device according to claim 1 ,

wherein the circuitry is further configured to:

set a rectangular region containing the marker, and

determine second coordinates of four corners of the rectangular region as the first coordinates of the corners corresponding to the marker.

7. The image processing device according to claim 1 , wherein the circuitry is further configured to correct the location of the marker that is represented by two-dimensional coordinates.

8. The image processing device according to claim 1 ,

wherein the circuitry is further configured to correct the location of the marker represented by three-dimensional coordinates, and

wherein the location indicates the relative location relationship between the imaging device and the marker.

9. An image processing method, comprising:

determining coordinates of corners corresponding to a marker in a captured image;

determining a criteria score, based on the determined coordinates of the corners and a criteria corresponding to a shape of the marker,

wherein the criteria score indicates a degree corresponding to a relative location relationship between an imaging device and the marker;

setting a filter intensity corresponding to the determined criteria score;

correcting a location of the marker based on a filter having the set filter intensity; and

combining a virtual object corresponding to the marker with the captured image at the corrected location based on the filter having the set filter intensity.

10. A non-transitory computer-readable medium having stored thereon computer readable instructions, which when executed by a computer, cause the computer to execute operations, the operations comprising:

determining coordinates of corners corresponding to a marker in a captured image;

determining a criteria score, based on the coordinates of the corners and a criteria corresponding to a shape of the marker,

wherein the criteria score indicates a degree corresponding to a relative location relationship between an imaging device and the marker;

setting a filter intensity corresponding to the determined criteria score;

correcting a location of the marker based on a filter having the set filter intensity; and

combining a virtual object corresponding to the marker with the captured image at the corrected location based on the filter having the set filter intensity.

11. An image processing device, comprising:

circuitry configured to:

determine coordinates of corners corresponding to a marker in a captured image;

determine a criteria score based on the coordinates of the corners and a criteria corresponding to a shape of the marker,

wherein the criteria score indicates a degree that is a relative location relationship between an imaging device and the marker;

set a filter intensity corresponding to the determined criteria score based on filter intensity setting information,

wherein the filter intensity setting information includes the criteria score and a value that determines the filter intensity, and

wherein the filter intensity setting information is set for one of the marker or a virtual object corresponding to the marker; and

combine the virtual object corresponding to the marker with the captured image based on a filter having the set filter intensity.

12. An image processing device, comprising:

circuitry configured to:

determine coordinates of corners corresponding to a marker in a captured image;

determine a criteria score, based on the coordinates of the corners and a criteria corresponding to a shape of the marker,

wherein the criteria score indicates a degree corresponding to a first relative location relationship between an imaging device and the marker;

set a plurality of pieces of filter intensity setting information;

select a piece of filter intensity setting information from the plurality of pieces of filter intensity setting information, wherein the piece of filter intensity setting information corresponds to a second relative location relationship between the marker and a virtual object corresponding to the marker from the set plurality of pieces of filter intensity setting information;

set a filter intensity corresponding to the determined criteria score based on the selected piece of filter intensity setting information; and

combine the virtual object corresponding to the marker with the captured image based on a filter having the set filter intensity.