Video transmission apparatus, video transmission method, and program

Abstract

A video transmission apparatus ( 10 ) includes: a specified-position information acquisition unit ( 110 ) that acquires specified-position information indicating a specified position in an area to be surveilled including each imaging region corresponding to each of a plurality of imaging apparatuses; and a video transmission control unit ( 120 ) that selects at least one imaging apparatus from among the plurality of imaging apparatuses using imaging position information indicating a position or an imaging range of each of the plurality of imaging apparatuses and the specified-position information and transmits a video captured by the selected imaging apparatus to a video sharing apparatus that is to share the video.

1 . A surveillance assistance system comprising:
 at least one memory configured to store software instructions; and   at least one processor configured to execute the software instructions to perform operations comprising:   acquiring position information of one or more operators, each of them having a camera;   acquiring a video from the camera; and   transmitting an image based on the video acquired from the camera to a terminal carried by an operator selected based on specified-position information indicating a specified position in a target area and the acquired position information.   
     
     
         2 . The surveillance assistance system according to  claim 1 ,
 wherein the at least one processor is further configured to display the video acquired from the camera on a display device of a surveillance center.   
     
     
         3 . The surveillance assistance system according to  claim 1 ,
 wherein the at least one processor is further configured to transmit an image capable of sharing a situation of a spot.   
     
     
         4 . The surveillance assistance system according to  claim 1 , wherein the at least one processor is further configured to:
 acquire specified-position information indicating a specified position in an area including each imaging region corresponding to each of a plurality of imaging apparatuses, the plurality of imaging apparatuses including a mobile camera worn by a guard;   select at least one imaging apparatus from among the plurality of imaging apparatus using imaging position information indicating a position or an imaging range of each of the plurality of imaging apparatuses and the specified-position information;   transmit a video captured by the selected imaging apparatus to a video sharing apparatus,   select at least one guard using guard position information indicating a position of a guard that carries a video receiving apparatus and the specified-position information; and   select the video receiving apparatus carried by the selected guard as the video sharing apparatus.   
     
     
         5 . The surveillance assistance system according to  claim 1 ,
 wherein the at least one processor is further configured to:   calculate a distance between the position indicated by the specified-position information and the position indicated by the guard position information; and   select a guard corresponding to the guard position information in which the calculated distance is equal to or less than a predetermined threshold value.   
     
     
         6 . The surveillance assistance system according to  claim 5 ,
 wherein the at least one processor is further configured to calculate a temporal distance between the position indicated by the specified-position information and the position indicated by the guard position information.   
     
     
         7 . The surveillance assistance system according to  claim 1 ,
 wherein the at least one processor is further configured to:   generate guard route information indicating a moving route that should be taken by the selected guard on the basis of the guard position information of the selected guard and the specified-position information; and   select an imaging apparatus whose imaging range includes the moving route that should be taken by the selected guard using the guard route information.   
     
     
         8 . The surveillance assistance system according to  claim 7 ,
 wherein the at least one processor is further configured to:   associate a vided which is captured by the imaging apparatus selected using the guard route information with the guard route information; and   transmit the video to the video sharing apparatus.   
     
     
         9 . The surveillance assistance system according to  claim 7 ,
 wherein the at least one processor is further configured to:   transmit the guard route information indicating a plurality of routes as the moving route that should be taken by the guard to a surveillance center;   receive information of a route selected from among the plurality of routes from the surveillance center; and   transmit a video which is captured by an imaging apparatus selected using the received information of the route to the video receiving apparatus carried by the selected guard.   
     
     
         10 . The surveillance assistance system according to  claim 4 ,
 wherein the at least one processor is further configured to select a video receiving apparatus provided in a surveillance center as the video sharing apparatus.   
     
     
         11 . The surveillance assistance system according to  claim 4 ,
 wherein a flow line for guiding crowd is predetermined in the area, and   the at least one processor is further configured to select the imaging apparatus whose imaging range includes a region that is located before the position indicated by the specified-position information on the flow line.   
     
     
         12 . The surveillance assistance system according to  claim 4 ,
 wherein a flow line for guiding a crow is predetermined in the area; and   the at least one processor is further configured to select the imaging apparatus whose imaging range includes a region that is located after the position indicated by the specified-position information on the flow line.   
     
     
         13 . The surveillance assistance system according to  claim 4 ,
 wherein the at least one imaging apparatus is carried by at least one guard, and   the processor is further configured to, in a case in which the imaging apparatus carried by the at least one guard is selected, output notification information for notifying that a video is shared to a notification apparatus carried by the guard.   
     
     
         14 . The surveillance assistance system according to  claim 1 ,
 wherein the at least one processor is further configured to acquire a video from the camera selected based on the specified-position information.   
     
     
         15 . A surveillance assistance method performed by a computer, the method comprising:
 acquiring position information of one or more operators, each of them having a camera;   acquiring a video from the camera; and   transmitting an image based on the video acquired from the camera to a terminal carried by an operator selected based on specified-position information indicating a specified position in a target area and the acquired position information.   
     
     
         16 . The surveillance assistance method according to  claim 15 , further comprising displaying the video acquired from the camera on a display device of a surveillance center. 
     
     
         17 . The surveillance assistance method according to  claim 15 , further comprising transmitting an image capable of sharing a situation of a spot. 
     
     
         18 . A non-transitory computer readable medium storing a program causing a computer to execute a surveillance assistance method, the method comprising:
 acquiring position information of one or more operators, each of them having a camera;   acquiring a video from the camera; and   transmitting an image based on the video acquired from the camera to a terminal carried by an operator selected based on specified-position information indicating a specified position in a target area and the acquired position information.   
     
     
         19 . The non-transitory computer readable medium according to  claim 18 ,
 wherein the method further comprises displaying the video acquired from the camera on a display device of a surveillance center.   
     
     
         20 . The non-transitory computer readable medium according to  claim 18 ,
 wherein the method further comprises transmitting an image capable of sharing a situation of a spot.