Information processing apparatus, information processing method, and medium
An information processing apparatus specifies that material data for generating a virtual-viewpoint content at what time is stored in a storage device that stores a plurality of material data for generating a virtual-viewpoint content; and outputs, based on a result of the specification, information for causing an image to be displayed, the image indicating a time at which a virtual-viewpoint content can be generated.
1. An information processing apparatus comprising:
a specifying unit configured to specify that material data for generating a virtual-viewpoint content at what time is stored in a storage unit that stores a plurality of material data for generating a virtual-viewpoint content; and
an output unit configured to output, based on a specification result from the specifying unit, information for displaying an image distinguishably indicating a time range in which a virtual-viewpoint content can be generated and a time range in which a virtual-viewpoint content cannot be generated.
2. The apparatus according to claim 1 , wherein the material data stored in the storage unit are a plurality of types of material data containing three-dimensional shape data of an object and texture data having color information of the three-dimensional shape.
3. The apparatus according to claim 1 , wherein the information output from the output unit is information indicating a time at which a virtual-viewpoint content can be generated.
4. The apparatus according to claim 1 , wherein the information output from the output unit is information indicating that, for each data type of material data to be used to generate a virtual-viewpoint content, material data having a data type for generating a virtual-viewpoint content at what time is stored in the storage unit.
5. The apparatus according to claim 1 , further comprising a display control unit configured to cause a display unit to display a seek bar that indicates, in an identifiable manner, a time range in which a virtual-viewpoint content can be generated and a time range in which a virtual-viewpoint content cannot be generated, based on the information that is output by the output unit.
6. The apparatus according to claim 1 , further comprising a selecting unit configured to select not less than one type of a plurality of types of virtual-viewpoint contents, based on at least one of a user operation and a user attribute,
wherein the output unit outputs information for displaying an image indicating a time at which a virtual-viewpoint content corresponding to the type selected by the selecting unit can be generated.
7. The apparatus according to claim 6 , wherein the plurality of types of virtual-viewpoint contents include a plurality of virtual-viewpoint contents different in image quality.
8. The apparatus according to claim 1 , wherein the information output from the output unit is information indicating, for not less than one time, which one of a plurality of types of virtual-viewpoint contents can be generated at the time.
9. The apparatus according to claim 1 , wherein the output unit outputs, for each of a plurality of types of virtual-viewpoint contents, information for displaying an image indicating a time at which a virtual-viewpoint content of the type can be generated.
10. The apparatus according to claim 1 , further comprising:
an accepting unit configured to accept instruction information which is based on a user operation for an image displayed in accordance with information output by the output unit, and which designates a time at which a virtual-viewpoint content is to be generated; and
a generating unit configured to obtain, from the storage unit, a plurality of material data corresponding to the time designated by the designation information accepted by the accepting unit, and to generate a virtual-viewpoint content by using the obtained plurality of material data.
11. The apparatus according to claim 10 , further comprising a limiting unit configured to limit a user operation from designating a time at which a virtual-viewpoint content cannot be generated, based on a specification result from the specifying unit.
12. The apparatus according to claim 10 , wherein if times at which virtual-viewpoint contents can be generated exist over a plurality of discontinuous time ranges and the virtual-viewpoint contents are played back across the plurality of time ranges, the generating unit generates the virtual-viewpoint contents such that display showing that the times corresponding to the virtual-viewpoint contents are discontinuous is played back.
13. The apparatus according to claim 1 , further comprising an obtaining unit configured to obtain information about a capturing time of a captured image used to generate material data stored in the storage unit,
wherein the specifying unit specifies that material data for generating a virtual-viewpoint content at what time is stored in the storage unit, based on the information obtained by the obtaining unit.
14. The apparatus according to claim 1 , wherein the output unit outputs the information for displaying the image to a display apparatus or another information processing apparatus.
15. The apparatus according to claim 14 , wherein
the other information processing apparatus comprises an accepting unit configured to accept designation indicating a time at which a virtual-viewpoint content is to be generated, and
the output unit outputs the information for displaying the image to the other information processing apparatus.
16. The apparatus according to claim 1 , wherein the image is an image distinguishably indicating, as a time range in which a virtual viewpoint content can be generated, a first time range in which a virtual viewpoint content having a first quality can be generated and a second time range in which a virtual viewpoint content having a second quality different from the first quality can be generated.
17. The apparatus according to claim 1 , wherein the image is an image indicating, as a time range in which a virtual viewpoint content cannot be generated, a time range in which a virtual viewpoint content having a predetermined quality cannot be generated.
18. An information processing method comprising:
specifying that material data for generating a virtual-viewpoint content at what time is stored in a storage unit for storing a plurality of material data for generating a virtual-viewpoint content; and
outputting, based on a specification result in the specifying, information for displaying an image distinguishably indicating a time range in which a virtual-viewpoint content can be generated and a time range in which a virtual-viewpoint content cannot be generated.
19. The method according to claim 18 , wherein the information output in the outputting is information indicating that, for each data type of material data to be used to generate a virtual-viewpoint content, material data having a data type for generating a virtual-viewpoint content at what time is stored in the storage unit.
20. The method according to claim 18 , further comprising selecting not less than one type of a plurality of types of virtual-viewpoint contents, based on at least one of a user operation and a user attribute,
wherein in the outputting, information for displaying an image indicating a time at which a virtual-viewpoint content corresponding to the type selected in the selecting can be generated.
21. A non-transitory computer-readable storage medium that stores a program for causing a computer to:
specify that material data for generating a virtual-viewpoint content at what time is stored in a storage unit for storing a plurality of material data for generating a virtual-viewpoint content; and
output, based on a specification result, information for displaying an image distinguishably indicating a time range in which a virtual-viewpoint content can be generated and a time range in which a virtual-viewpoint content cannot be generated.
22. An information processing apparatus that operates in a system in which a virtual-viewpoint content is generated using a plurality of material data, comprising:
a specifying unit configured to specify a generation apparatus in the system that generates a virtual-viewpoint content can use material data for generating a virtual-viewpoint content at what time; and
an output unit configured to output, based on a specification result from the specifying unit, information for displaying an image distinguishably indicating a time range in which a virtual-viewpoint content can be generated and a time range in which a virtual-viewpoint content cannot be generated.
23. The apparatus according to claim 22 , wherein material data that can be used by the generation apparatus is material data that is stored in a storage apparatus in the system.
24. The apparatus according to claim 22 , wherein the material data for generating a virtual-viewpoint content includes a plurality of kinds of material data.