Content transmission apparatus, content transmission method, content reproduction apparatus, content reproduction method, program and content delivery system
Disclosed herein is a content transmission apparatus, including: a retaining section adapted to retain a multi viewpoint video content formed from a plurality of viewpoint videos imaged simultaneously by a plurality of different video cameras; a production section adapted to produce a VRT including acquisition destination information of the viewpoint videos which configure the multi viewpoint video content, VRT standing for View Relation Table; a supplying section adapted to supply the produced VRT to a content reproduction apparatus; a broadcasting section adapted to broadcast one or plural ones of the viewpoint videos which configure the retained multi viewpoint video content; and a delivery section adapted to deliver one or plural ones of the viewpoint videos which configure the retained multi viewpoint video content through a network.
1. A reception apparatus, comprising:
circuitry configured to
receive one of a plurality of multi-view videos that correspond to different viewpoints of a multi-view video content,
decode the one of the plurality of multi-view videos for display,
determine which of the plurality multi-view videos is required to display a viewpoint corresponding to a viewpoint change request based on a movement direction associated with the viewpoint change request and a table associated with the multi-view video content, wherein
the table indicates which of the plurality of viewpoint videos is linked to the one of the plurality of multi-view videos.
2. The reception apparatus according to claim 1 , wherein the circuitry is configured to:
output for display a viewpoint change button for each of the plurality of multi-view videos that is linked to the one of the plurality of multi-view videos.
3. The reception apparatus according to claim 1 , wherein
the table further includes, for each of the plurality of multi-view videos that is linked to the one of the plurality of multi-view videos, a viewpoint string type representative of a relationship between the one of the plurality of multi-view videos and the respective multi-view video that is linked to the one of the plurality of multi-view videos.
4. The reception apparatus according to claim 3 , wherein
the viewpoint string type is Panorama, Theater, Parallel or Separated.
5. The reception apparatus according to claim 1 , wherein the circuitry is configured to:
acquire the determined one or more of the plurality of multi-view videos based on acquisition location information for the determined one or more of the plurality of multi-view videos included in the table.
6. The reception apparatus according to claim 1 , wherein the circuitry is configured to:
receive a digital television signal including the one of the plurality of multi-view videos and acquisition location information for the table, and
retrieve the table via a communication network based on the acquisition location information.
7. The reception apparatus according to claim 1 , further comprising:
a television broadcast tuner configured to receive a digital broadcast signal including the one of the plurality of multi-view videos.
8. A method of a reception apparatus for processing a multi-view video content, the method comprising:
receiving, by circuitry of the reception apparatus, one of a plurality of multi-view videos that correspond to different viewpoints of the multi-view video content;
decoding the one of the plurality of multi-view videos for display;
determining, by the circuitry, which of the plurality multi-view videos is required to display a viewpoint corresponding to a viewpoint change request based on a movement direction associated with the viewpoint change request and a table associated with the multi-view video content, wherein
the table indicates which of the plurality of multi-view videos is linked to the one of the plurality of multi-view videos.
9. The method according to claim 8 , further comprising:
outputting for display to the user a viewpoint change button for each of the plurality of multi-view videos that is linked to the one of the plurality of multi-view videos.
10. The method according to claim 8 , wherein
the table further includes, for each of the plurality of multi-view videos that is linked to the one of the plurality of multi-view videos, a viewpoint string type representative of a relationship between the one of the plurality of multi-view videos and the respective multi-view video that is linked to the one of the plurality of multi-view videos.
11. The method according to claim 10 , wherein
the viewpoint string type is Panorama, Theater, Parallel or Separated.
12. The method according to claim 8 , further comprising:
acquiring the determined one or more of the plurality of multi-view videos based on acquisition location information for the determined one or more of the plurality of multi-view videos included in the table.
13. The method according to claim 8 , further comprising:
receiving a digital television signal including the one of the plurality of multi-view videos and acquisition location information for the table, and
retrieving the table via a communication network based on the acquisition location information.
14. A non-transitory computer-readable medium storing a program which when executed by a computer causes the computer to perform a method of a reception apparatus for processing a multi-view video content, the method comprising:
receiving one of a plurality of multi-view videos that correspond to different viewpoints of the multi-view video content;
decoding the one of the plurality of multi-view videos for display;
determining which of the plurality multi-view videos is required to display a viewpoint corresponding to a viewpoint change request based on a movement direction associated with the viewpoint change request and a table associated with the multi-view video content, wherein
the table indicates which of the plurality of multi-view videos is linked to the one of the plurality of multi-view videos.