JP4372478B2 - Video storage device and video storage / distribution device - Google Patents

Description

  In the present invention, when there is a situation such as an incident or an event to be recorded, the situation is recorded by using a videophone with a video transmission / reception function on a mobile phone, and a videophone is called to a video storage / delivery device. The present invention relates to a video storage device and a video storage / distribution device that distribute video to unspecified viewers after the video is stored on the storage / distribution device side.

  As a conventional news gathering support system, a news gathering terminal takes a picture of a news gathering object, and transmits the video information and the location information of the news gathering terminal to the electronic newspaper server. The information including the video and the position of the electronic newspaper is examined in the editorial conference room, and after the electronic article is edited, the electronic newspaper is issued by the electronic newspaper server (see, for example, Patent Document 1).

JP-A-8-322091

  Since the conventional news gathering support system is configured as described above, the location information of the news gathering terminal transmitted by the news gathering terminal recognizes the position of the video of the news subject to be taken by the news gathering terminal in the editing conference room. Therefore, there is a problem that it is not possible to automatically select the news gathering terminal closest to the news gathering target from the location information of the news gathering terminal.

  The present invention has been made to solve the above-described problems, and automatically selects a photographing terminal having position information closest to the position of the photographing target, and requests the photographing terminal to shoot. An object of the present invention is to obtain a video storage device and a video storage / distribution device that can quickly shoot images.

Video storage device according to the present invention, if the imaging object has occurred, have a location closer to the position of the imaging target of the position information of the imaging terminal obtained by the position information acquisition means, and position information acquisition In order to preferentially request a shooting terminal whose shooting time is close to the current time, search for a shooting terminal that requests shooting taking into account both the distance to the shooting target and the acquisition time of position information, and search The photographing terminal is provided with photographing request means for requesting photographing through the network.

With this configuration, according to the present invention, by automatically selecting a shooting terminal having position information closest to the position of the shooting target and requesting shooting to the shooting terminal, the owner of the selected shooting terminal can arrive immediately to the position of the target, Ru can be quickly captured the shooting target.
In addition, when a shooting target occurs, a shooting terminal that has position information close to the position of the shooting target and whose position information was acquired is preferentially requested to be shot. Since the shooting terminal having the position information close to the time is preferentially selected, it is expected that the owner of the shooting terminal has not moved much since the position information is obtained, and the position information is reliable. Therefore, there is an effect that the photographing terminal can be selected based on the above, and it is possible to request the photographing to the photographing terminal closest to the position of the photographing object more reliably.

An embodiment of the present invention will be described below.
Embodiment 1 FIG.
FIG. 1 is a block diagram showing a video storage apparatus connected to a network according to Embodiment 1 of the present invention. In the figure, the video storage apparatus 1 includes a server 2 for transmitting / receiving various information and a database for storing various information. 3.
The video storage device 1 is connected to a mobile network (hereinafter referred to as a network) 5 through a computer network (hereinafter referred to as a network) 4 and has videophones (photographing terminals) 6a and 6b having a photographing function, audio information, and video information. , And character information can be sent and received.
In the first embodiment, the videophones 6a and 6b are registered so that the interview is permitted, and the location information of the registered videophones 6a and 6b is acquired through the networks 4 and 5, and a shooting target is generated. In addition, a videophone having position information close to the position of the photographing target is searched, the videophone 6b searched for the videophone is requested, and the video from the videophone 6b requested to store the videophone is accumulated.

Next, the operation will be described.
FIG. 2 is a flowchart showing the registration process of the videophone. First, when the owner of the videophone 6a wants to register the videophone 6a so that he / she can be interviewed, the video storage device via the networks 4 and 5 is used. 1 and the telephone number and terminal ID of the videophone 6a are transmitted (step ST1). In the video storage device 1, the server 2 registers the telephone number and terminal ID of the videophone 6a in the videophone management table of the database 3 in response to a registration request from the videophone 6a through the networks 4 and 5 (step 3). ST2: Shooting terminal registration means).
FIG. 3 is an explanatory diagram showing the videophone management table. In the figure, in addition to the terminal ID and the telephone number, the owner name and owner information are registered at the same time.

FIG. 4 is a flowchart showing the acquisition processing of the position information of the videophone. First, in the video storage device 1, the server 2 stores the terminal ID or telephone number from the videophone management table shown in FIG. Is extracted (step ST11), and the mobile phone 5 is inquired about the current position of the videophone (step ST12). If the location information of the videophone is acquired through the mobile network 5, the location information table stored in the database 3 is updated (step ST13: location information acquisition means).
FIG. 5 is an explanatory diagram showing a position information table. In the figure, position information (latitude), position information (longitude), and position measurement time corresponding to the terminal ID are stored.
Note that specific acquisition methods for acquiring the position information of the videophone through the mobile network 5 include a method using base station information and a method using GPS information.
The method using the base station information is to detect the base station ID of the base station communicating with the videophone and the electric field strength of the radio wave received from the base station with the videophone, and carry the base station ID and the electric field strength. The position information calculation / distribution device connected to the network 5 calculates the position information (latitude, longitude) of the videophone from the position of the base station and the electric field strength corresponding to the base station ID. This is distributed to the video storage device 1 through the mobile network 5.
The method using GPS information is a method in which the current time and GPSID are transmitted from a plurality of GPSs having an atomic clock, and the videophone is connected to the mobile network 5 with the GPSID and time information received simultaneously from four or more GPSs. The position information calculation / distribution device calculates the position information of the videophone from four or more GPSIDs and time information, and distributes it to the video storage device 1 through the portable network 5.
In this way, the position information of the videophone registered in the videophone management table is sequentially acquired through the mobile network 5.

FIG. 6 is a flowchart showing processing when a shooting target is generated. First, in the video storage device 1, when a shooting target is generated, the server 2 stores the position information stored in the position information table of the database 3. A videophone existing in the vicinity of the site to be imaged is searched from the inside (step ST21).
Here, the occurrence of an object to be photographed is a case where an incident, accident, event, or the like has occurred and a situation in which the situation is desired to be photographed immediately occurs. In this case, the event occurrence discoverer reports the occurrence of the event and its occurrence location to the video storage device 1 through the networks 4 and 5 using a mobile terminal or a videophone, and the server 2 searches for the videophone by the notification. It may be started.
In step ST21, if a videophone 6b existing in the vicinity of the shooting target site is searched, the server 2 sends a call or mail to the videophone 6b, and requests the owner of the videophone 6b to shoot the shooting target. (Step ST22: photographing request means). Note that the contents of the telephone or e-mail also include information related to the location where the image is taken.

The owner of the videophone 6b goes to the shooting target site with reference to the information on the position of the shooting target, connects to the video storage device 1, and uses the TV phone function to copy the shooting target with the camera of the videophone 6b ( Step ST23).
When connected to the videophone 6b, the server 2 of the video storage device 1 uses information such as the caller number to determine whether or not it is a registrant who has requested photography, and if correct, from the videophone 6b that requested photography. Are stored in the stored video information table of the database 3 (step ST24: video storage means).
FIG. 7 is an explanatory diagram showing an accumulated video information table. In the figure, the terminal ID of the captured videophone 6b, the content ID uniquely assigned from the date and time when the received video information is accumulated, Position information (latitude), position information (longitude) of the videophone 6b, a shooting start time such as a time when connected to the videophone 6b, a shooting time such as a time obtained by subtracting the connected time from the disconnected time, a videophone The title (title) of the video information consisting of character information input by the owner 6b and the content file name uniquely added are stored.

  As described above, according to the first embodiment, when a shooting target is generated, a videophone having position information close to the position of the shooting target among the position information of the videophone registered in advance is searched. Since the requested videophone is requested to be photographed through the networks 4 and 5, the videophone having the position information closest to the position of the subject to be photographed is automatically selected, and the selected videophone is requested by photographing. The owner of the videophone can immediately arrive at the position of the photographing target and can quickly photograph the photographing target.

Embodiment 2. FIG.
FIG. 8 is a block diagram showing a video storage apparatus connected to the network according to the second embodiment of the present invention, and the configuration is the same as FIG.
In the second embodiment, when a shooting target occurs, the videophone 6b having position information close to the position of the shooting target and the time when the position information is acquired is close to the current time is preferentially shot. It is something that is requested.

Next, the operation will be described.
FIG. 9 is a flowchart showing processing when a shooting target is generated. First, in the video storage device 1, when a shooting target is generated, the server 2 stores the position information stored in the position information table of the database 3. A videophone existing in the vicinity of the site to be imaged is searched from the inside (step ST21).
In step ST21, if a plurality of videophones existing in the vicinity of the shooting target site are searched, the plurality of candidates have position information close to the position of the shooting target, and the time when the position information was acquired is currently In consideration of both conditions, the priority order of the shooting requests of a plurality of candidates is determined so that the videophone near the time of (1) is preferentially requested for shooting (step ST31).
As a specific priority determination method, for example, for each candidate, the distance A between the position of the imaging target and the acquired position information is calculated, and the time when the position information is acquired and the current time are calculated. A distance B is calculated by multiplying the time difference by a distance that is a weight per unit time, and further, a distance C is calculated by adding the distance B to the distance A. For example, the candidates are arranged in ascending order of the distance C, and this is set as the priority of the imaging request.
In step ST31, if the priority order of shooting requests for a plurality of videophones is determined, the videophone is requested for shooting in that priority order (step ST32: shooting request means).
In FIG. 8, the videophone 6a with the highest priority is requested to shoot, but since there is no response, the videophone 6b with the highest priority is requested to shoot and the video captured by the videophone 6b is received. This is an example.
Note that the video transmission process from the videophone 6b to the video storage device 1 (step ST23) and the transmission process of the transmitted information in the video storage device 1 to the stored video information table (step ST24) are as described above. This is the same as the first embodiment.

  As described above, according to the second embodiment, when a shooting target is generated, the video phone having the position information close to the position of the shooting target and the time when the position information is acquired is close to the current time. Since video shooting is preferentially requested, a videophone having position information close to the current time is preferentially selected, so the owner of the videophone has not moved much since the position information was obtained. The videophone can be selected based on the reliable position information, and the videophone closest to the shooting target position can be requested to be photographed more reliably.

Embodiment 3 FIG.
In the first embodiment and the second embodiment, the videophone requested to shoot from the video storage device 1 shoots the shooting target, and the video storage device 1 receives the received video from the videophone requested to shoot. In the case of a videophone registered in advance, the third embodiment shoots a shooting target voluntarily without waiting for a shooting request from the video storage device 1 side. In the video storage device 1, even if the received video is not the video from the videophone requested to shoot, the video is stored.

Next, the operation will be described.
FIG. 10 is a flowchart showing processing when a shooting target is generated. First, when a videophone owner registered in advance encounters a shooting target generation site, a shooting request is received from the video storage device 1 side. Without being connected to the video storage device 1 voluntarily, the subject to be photographed is captured by a videophone camera (step ST41).
The server 2 of the video storage device 1 determines whether or not the user is a registered person, and if the user is a registered person, the audio information and video information from the videophone are stored in the stored video information table of the database 3 (step ST42).
Further, the owner of the videophone uses the videophone to input the title of the video information consisting of character information, a comment, etc. (step ST43).
The server 2 of the video storage device 1 updates the stored video information table with the title of the received video information, comments, etc. (step ST44).

  As described above, according to the third embodiment, when a video is received from a pre-registered videophone through the networks 4 and 5, even if the videophone is not requested to shoot, the video Even if it is not possible to immediately grasp the occurrence of the shooting target, if the videophone owner registered in advance encounters the shooting target, the video of the shooting target is transmitted. However, the video storage device 1 can store the video and can perform coverage with high mobility.

Embodiment 4 FIG.
FIG. 11 is a block diagram showing a video storage / delivery device connected to a network according to a fourth embodiment of the present invention. In the figure, the video storage / distribution device 7 stores a server 2 for transmitting / receiving various information, and stores various information. The database 3 is provided.
In the fourth embodiment, a distribution video list including a video title (title) and a shooting position is created based on the accumulated information, and a distribution video list through the networks 4 and 5 from the videophone (viewing terminal) 6c. If there is a distribution request, the distribution video list is distributed to the videophone 6c, and if there is a selection instruction from the distribution video list through the networks 4 and 5 from the videophone 6c, the video corresponding to the selection instruction is video. This is distributed to the phone 6c.

Next, the operation will be described.
FIG. 12 is a flowchart showing the distribution process. First, the videophone 6a on the photographing side is registered and the position information of the videophone 6a is acquired by the process shown in the first to third embodiments. A videophone 6a having a position information close to the position of the shooting target is searched for, a videophone 6a searched for the videophone 6a searched for, a video from the videophone 6a requested to be shot is accumulated, Assume that the stored video information table as shown in FIG.
The server 2 of the video storage / delivery device 7 creates a distribution information table related to videos that can be distributed based on the stored video information table related to all videos stored in the video storage / distribution device 7 (step ST51).
FIG. 13 is an explanatory diagram showing a distribution information table. In the figure, each item of shooting terminal ID, shooting position information (latitude), shooting position information (longitude), shooting start time, title (title), and number of distribution terminals is shown. The distribution information table can be created simply by copying predetermined items in the stored video information table, except for the number of distribution terminals indicating the number of terminals currently distributing video.

The server 2 creates a distributable distribution video list including the video title, video shooting position, shooting start time, and the like based on the distribution information table.
If there is a distribution video list distribution request from the viewing side videophone 6c through the networks 4 and 5, the distribution video list is distributed to the videophone 6c (step ST52: distribution video list supply means).
Furthermore, in the videophone 6c, if the viewer selects the video to be viewed from the distribution video list by clicking (step ST53), the server 2 responds to the selection instruction of the distribution information table stored in the database 3. If the distribution upper limit of video storage / delivery device 7 is not exceeded even if 1 is added to the number of distribution terminals, 1 is added to the number of distribution terminals (step ST54). The video corresponding to the selection instruction is distributed to the videophone 6c (step ST55: video distribution means).

  As described above, according to the fourth embodiment, a distribution video list including video titles and shooting positions is created from the distribution information table, and the distribution video list is distributed to the videophone 6c on the viewer side. Since any video selected from the distribution video list is distributed to the videophone 6c in response to a distribution request from the videophone 6c through the networks 4 and 5, the viewer browses the distribution video list. If requested, a distribution video list including a video title and a shooting position is distributed to the videophone 6c. If a video to be viewed is selected from the distribution video list and distribution is requested, the video is transmitted to the videophone 6c. The video distributed and stored in the video storage / delivery device 7 can be viewed.

Embodiment 5 FIG.
In the fifth embodiment, the video storage / delivery device 7 simultaneously receives the video from the videophone 6a on the photographing side through the networks 4 and 5 and delivers the received video to the videophone 6c on the viewing side. It is what I do.

Next, the operation will be described.
FIG. 14 is a flowchart showing processing when a shooting target is generated. First, the owner of the videophone 6a inputs a title (title) of video information including text information, a comment, and the like using the videophone 6a. (Step ST43). The server 2 of the video storage / delivery device 7 adds a record of the distribution information table based on the title of the received video information, a comment, etc. (step ST61).
Thereafter, the videophone 6a is connected to the video storage / delivery device 7, uses the TV phone function to copy the object to be photographed by the camera of the videophone 6a, and transmits video information to the video storage / distribution device 7 (step ST62). The distribution information table is updated by the transmission of the video information.

FIG. 15 is a flowchart showing distribution processing. First, the server 2 creates a distribution video list that can be distributed based on the distribution information table updated in steps ST61 and ST62, and distributes it from the videophone 6c on the viewing side. If there is a video list distribution request, the distribution video list is distributed to the videophone 6c (step ST52).
In the videophone 6c, if the viewer selects a video that the viewer wants to watch from the distribution video list, in this case, a video received from the videophone 6a by clicking (step ST53), the server 2 distributes the distribution information table distribution terminal. 1 is added to the number (step ST54), and the video information received from the videophone 6a is delivered to the videophone 6c as it is (step ST71).

FIG. 16 is a flowchart showing the viewing end process. First, in the videophone 6c on the viewing side, when it is desired to end the viewing, the connection with the video storage / delivery device 7 is disconnected (step ST81), and the video storage / distribution device. 7 subtracts 1 from the number of distribution terminals in the distribution information table (step ST82).
FIG. 17 is a flowchart showing the shooting end process. First, in the videophone 6a on the shooting side, when it is desired to end shooting, the connection with the video storage / delivery device 7 is disconnected and the server 2 of the video storage / distribution device 7 is disconnected. Then, the record added in step ST61 is deleted from the distribution information table (step ST91), and when there is a videophone that is viewing the video transmitted from the videophone 6a on the photographing side, the connection is disconnected ( Step ST92).

  As described above, according to the fifth embodiment, video reception from the videophone 6a on the photographing side through the networks 4 and 5 and distribution of the received video to the videophone 6c on the viewing side are simultaneously performed. As a result, the viewer can view the video currently in progress.

Embodiment 6 FIG.
In the sixth embodiment, in the video storage / distribution device 7, in response to a viewing request for a distribution video list through the networks 4 and 5 from the videophone 6c on the viewing side, the location information of the videophone 6c is transmitted to the networks 4 and 5. The distribution video list is created and distributed so that items whose shooting positions of the distribution video list are close to the acquired position information of the videophone 6c are preferentially arranged.

Next, the operation will be described.
FIG. 18 is a flowchart showing distribution video list distribution processing. First, the owner of the videophone 6c on the viewing side requests the video storage / distribution device 7 to browse the distribution video list (step ST101).
The server 2 of the video storage / delivery device 7 acquires the location information of the videophone 6c through the networks 4 and 5 in response to a browse request for the video list delivered through the networks 4 and 5 from the videophone 6c. Then, a distribution video list is created so that an item whose shooting position of the distribution video list is close to the acquired position information of the videophone 6c is preferentially arranged, and the generated distribution video list is distributed to the videophone 6c. (Step ST102: Distribution video list supply means). For example, a distribution video list arranged from the top to the bottom is distributed in the order from the video shooting position to the position information of the videophone 6c.
In the videophone 6c, the video to be viewed is selected from the distribution video list arranged in the order close to its own position (step ST103).

As described above, according to the sixth embodiment, the position information of the videophone 6c is acquired through the networks 4 and 5 in response to the browsing request of the distribution video list from the videophone 6c on the viewing side. Since the distribution video list is created and distributed so that items close to the acquired position information of the videophone 6c are preferentially arranged, the viewer is positioned close to himself / herself. It is possible to preferentially select and view the video shot in
As shown in the sixth embodiment, the distribution video is selected from the distribution video list giving priority to the shooting position close to the position of the videophone 6c on the viewer side, and as shown in the fifth embodiment, the live video is selected. In this case, the owner of the videophone 6c on the viewing side can select and view the live video captured in the vicinity based on the current position.

It is a block diagram which shows the video storage device connected to the network by Embodiment 1 of this invention. It is a flowchart which shows the registration process of a videophone. It is explanatory drawing which shows a videophone management table. It is a flowchart which shows the acquisition process of the positional information on a videophone. It is explanatory drawing which shows a position information table. It is a flowchart which shows a process when imaging | photography object generate | occur | produces. It is explanatory drawing which shows the accumulation | storage video information table. It is a block diagram which shows the video storage device connected to the network by Embodiment 2 of this invention. It is a flowchart which shows a process when imaging | photography object generate | occur | produces. It is a flowchart which shows a process when the imaging | photography object by Embodiment 3 of this invention generate | occur | produces. It is a block diagram which shows the video | video accumulation | storage delivery apparatus connected to the network by Embodiment 4 of this invention. It is a flowchart which shows a delivery process. It is explanatory drawing which shows a delivery information table. It is a flowchart which shows a process when the imaging | photography object by Embodiment 5 of this invention generate | occur | produces. It is a flowchart which shows a delivery process. It is a flowchart which shows viewing-and-listening processing. It is a flowchart which shows imaging | photography completion processing. It is a flowchart which shows the delivery process of the delivery video list by Embodiment 6 of this invention.

Explanation of symbols

  1 video storage device, 2 server, 3 database, 4 computer network (network), 5 mobile network (network), 6a, 6b videophone (shooting terminal), 6c videophone (viewing terminal), 7 video storage and distribution device.

Claims (5)

A photographing terminal registration means for registering the photographing terminal in response to a registration request from the photographing terminal through the network;
Position information acquisition means for acquiring position information of the photographing terminal registered by the photographing terminal registration means through a network;
If the imaging object has occurred, the have a location closer to the position of the imaging target, and the position information is acquired time of the position information of the imaging terminal obtained by the position information acquisition means of the current In order to preferentially request shooting of shooting terminals close to the time, search for a shooting terminal that requests shooting taking into account both the distance to the shooting target and the acquisition time of the position information, and send the searched shooting terminal to the network via the network. Photographing request means for requesting photographing;
A video storage device comprising: video storage means for storing video when a video is received from a shooting terminal requested to shoot by the shooting request means via a network. The video storage means
2. The video according to claim 1, wherein when video is received from a pre-registered shooting terminal through the network, the video is stored even if the shooting terminal is not the shooting terminal requested to shoot by the shooting request means. Video storage device. A photographing terminal registration means for registering the photographing terminal in response to a registration request from the photographing terminal through the network;
Position information acquisition means for acquiring position information of the photographing terminal registered by the photographing terminal registration means through a network;
If the imaging object has occurred, the have a location closer to the position of the imaging target, and the position information is acquired time of the position information of the imaging terminal obtained by the position information acquisition means of the current In order to preferentially request shooting of shooting terminals close to the time, search for a shooting terminal that requests shooting taking into account both the distance to the shooting target and the acquisition time of the position information, and send the searched shooting terminal to the network via the network. Photographing request means for requesting photographing;
When a video is received from a shooting terminal requested to shoot by the shooting requesting means via a network, a video storing means for storing the position information of the shooting terminal together with the video;
Based on the information stored by the video storage means, a distribution video list including the title of the video and the shooting position is created from the videos stored by the video storage means. Distribution video list supply means for supplying the distribution video list to the viewing terminal in response to a browsing request through the network from;
A video storage / delivery device comprising: video distribution means for distributing video selected from one of the distribution video lists to the viewing terminal in response to a distribution request from the viewing terminal via the network. 4. A video storage / delivery device according to claim 3 , wherein the video storage means simultaneously receives the video from the photographing terminal through the network and the video distribution means distributes the received video to the viewing terminal. Distribution video list supply means
In response to a browsing request from the viewing terminal through the network, the position information of the viewing terminal is acquired through the network, and an item whose shooting position in the distribution video list is close to the acquired position information of the viewing terminal is preferentially arranged. 4. The video storage / delivery apparatus according to claim 3 , wherein the distribution video list is created as described above.

Images