JP3062080B2 - Video material registration system, video material on-air system and program transmission management system - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a video material registration system for automatically transmitting a program while sharing information online from the registration of video materials of a TV station to on-air.
The present invention relates to a video material on-air system and a program transmission management system.

[0002]

2. Description of the Related Art Conventionally, in a broadcasting system for performing a program-composition business, a composition frame, a daily frame, a CM allocation, and a sequence frame are sequentially created for a basic program frame, and a queue for one day including a CM is created. Create a sheet. Next, the data of the cue sheet is stored in an APC (Auto Prog
ram control system).

[0003] The APC operator monitors the operation data and various video monitors displayed on the monitoring terminal to change the VTR and monitor the operation state. If there is a sudden program change, AP
A command is input from the C monitoring terminal, or the switcher is manually switched. If the order and contents of CM transmission change due to a program change, the CM unification V
Replace the TR tape with a spare unified VTR tape that has been created in anticipation.

Here, a configuration of a conventional video editing system will be described with reference to FIG. FIG. 20 is a block diagram showing a schematic configuration of a conventional video editing system.

In FIG. 20, 1 and 2 are for reproduction (P
B) VTR (video cassette recorder), 3 is a video effector, 4 is a recording (REC) VTR, 5 is CR
It is an editing device including a display device such as T and a console.

Next, the operation of the above-described conventional video editing system will be described with reference to FIGS. FIG. 21 is a diagram illustrating a specific example of the video material. FIG. 22 is a diagram showing a method of editing a video material.
FIG. 23 is a diagram showing a complete packet (complete packet) recorded on a VTR by a conventional video editing system.

[0007] An editor inserts and sets each video cassette on which video materials A and B are recorded in VTRs 1 and 2 for reproduction (PB). These video materials A and B have been collected by photographers (reporters) using a portable video camera or the like.

For example, as shown in the upper part of FIG. 21, the image material A is “disaster image of the Great Hanshin Earthquake” and its cut 1
Is a video of the vicinity of Sannomiya, cut 2 is a video of a gymnasium with victims, and cut 3 is a video of a fire situation from a helicopter. Further, as shown in the lower part of FIG. 14, the video material B is an “interview video of the Great Hanshin Earthquake”, cut 1 of which is a “video of an interview with the victim C” and cut 2 is a video of an interview with the victim D. , Cut 3 is “video of interview with victim E”, and cut 4 is “video of interview with victim F”.

The editor operates the console of the editing apparatus 5, operates the VTRs 1 and 2, and selects a scene from appropriate cuts while viewing the video materials A and B on the display device. Further, the scenes are connected to each other with a predetermined video effect therebetween, and are recorded on the recording (REC) VTR 4 to produce a complete packet.

For example, as shown in FIG.
Cut 3 "Fire situation from helicopter"
Assuming editing of “News at 7 o'clock” using cut 1 “video of interview with victim C” of video material B and cut 4 “video of interview of victim D” of video material B, Become like Scene 1 is cut out from cut 3 of video material A by mark-in (Mark-In) and mark-out (Mark-Out). Similarly, scenes 2 and 3 are cut out from cuts 1 and 4 of the video material B. Note that mark-in and mark-out refer to cutting a necessary video. Further, as shown in FIG. 23, scenes 1 and 2 are added while adding image effects of wipe and motion control.
And 3 are connected to produce a complete package for the program "News at 7 o'clock". Further, the complete package is reproduced to check the contents.

[0011] Then, the video cassette on which the complete packet is recorded is carried from the editing room to the studio room, where it is reproduced and aired.

[0012] As described above, in the past, a program was created on a VTR by creating a complete package material (a material that can be edited and broadcasted), and was performed on-air while changing the VTR.

[0013] CM is the order in which complete package materials obtained from sponsors (advertising agencies) are put on air (cue sheet)
Dubbing into one VTR according to the instructions (creating a single VTR)
The start / stop of the VTR was repeated in order from the head to perform on-air.

Further, in order to cope with a program change due to an extension of a night game or the like, a plurality (usually, about eight) of single VTRs are created, and replacement is performed as necessary.

[0015] The organization of program frames for on-air, the creation of sequence frames, and the creation of cue sheets are created in sections called desks. The cue sheets are passed to a technical department that actually performs on-air operations on floppy disks or paper, and broadcast. It was input to the APC for control, and on-air was performed.

[0016]

In the conventional system as described above, since the program material and the CM material are stored on a VTR tape and are aired, there is a possibility that a broadcasting accident may occur due to a VTR change operation or a change error. There was a problem.

Further, there is a problem that the system is enlarged due to an increase in the scale of the VTR reproducing equipment and the automatic program transmitting apparatus.

Another problem is that it is difficult to secure a huge storage area for VTR tapes.

In addition, the problem of commercials is that the work of unifying the data into one tape in advance in the broadcast order to prevent broadcast accidents is heavy, and that it is difficult to respond to sudden program changes and CM replacements. was there.

The present invention has been made in order to solve the above-mentioned problems. The man-machine interface is constituted by a visual GUI (Graphical User Interface), so that no special technique is required, and It is an object of the present invention to obtain a video material registration system, a video material on-air system, and a program transmission management system that can prevent human error.

Also, by eliminating the need for a single tape for CMs, it is possible to obtain a video material registration system, a video material on-air system, and a program transmission management system capable of greatly reducing labor and responding to sudden CM replacement. Aim.

Further, it is possible to obtain a video material registration system, a video material on-air system, and a program transmission management system capable of saving labor and preventing a broadcast accident due to a wrong replacement by eliminating the need to replace VTR tapes for program materials. With the goal.

For the broadcast video server, by compressing the video material with MPEGII, it is possible to significantly reduce storage costs while maintaining high-quality video quality, and to reduce video equipment such as VTRs. It aims to obtain a system, a video material on-air system and a program transmission management system.

It is another object of the present invention to provide a video material registration system, a video material on-air system, and a program transmission management system which can reduce the size and cost of the system by dispersing the functions of the APC in each studio. I do.

Also, by connecting each subsystem via a network and centrally managing data, it is possible to easily cope with sudden program changes and CM replacement.
It is an object to obtain a video material registration system, a video material on-air system, and a program transmission management system that can improve reliability.

Furthermore, the video material storage device of the recording subsystem is compressed by the motion JPEG method, so that not only cut editing but also special effects such as effects can be added. And a program transmission management system.

[0027]

[0028]

Means for Solving the Problems] This image material registration system according to the present invention, the switching for switching the path of the data
A device, a video material playback device for playing back video material,
A broadcast video server for storing video material,
Database server for storing attribute information of the video material
And controlling each of the devices to broadcast the video material to the
Video material input control terminal to register to cast video server
A device, in which a video material storage device for storing video material from the video material playback apparatus.

Further, the video material on-air system according to the present invention includes a switching device for switching a data path, a broadcast video server for storing the video material, and program information, cue sheet information and attribute information of the video material. A database server for storing, an on-air monitoring terminal device for creating an operation table based on the program scheduling information and the cue sheet information, and creating an AV script according to the operation table and the attribute information; and the database based on the AV script. And a transmission control terminal device for transmitting the video material on air from a server.

Further, the video material on-air system according to the present invention further comprises a preview terminal device which can preview a reproduced video of the video material stored in the broadcast video server.

In the video material on-air system according to the present invention, a switching device for switching a data path, a main broadcast video server for storing video materials, and a video material from the main broadcast video server are stored. A buffer / broadcast video server, a program scheduling information, a cue sheet information and a database server storing attribute information of the video material, and an operation table is created based on the program scheduling information and the cue sheet information, and the operation table and An on-air monitoring terminal device for creating an AV script according to the attribute information; a master transmission control terminal device for on-air the video material from the buffer database server based on the AV script; A sub delivery controlling device for outputting the video material to the second switching device from over database server, in which the reproduced video image material stored in the broadcast video server and a preview terminal device capable preview.

Also, the video material on-air system according to the present invention includes a first broadcast video server for storing a first video material, a first switching device for switching an output of the first broadcast video server, A second broadcast video server for storing a second video material, a second switching device for switching an output of the second broadcast video server, a third switching device for switching a data path, and programming. A database server for storing information, cue sheet information and the attribute information of the video material, and an operation table based on the program scheduling information and the cue sheet information, and an AV script created according to the operation table and the attribute information. A first, a second, and a third on-air monitoring terminal device; A first transmission control terminal device for outputting the video material from the first broadcast video server to the third switching device based on the AV script created by the air monitoring terminal device, and a second on-air monitoring terminal A second transmission control terminal device for outputting the video material from the second broadcast video server to the third switching device based on the AV script created by the device, and a third on-air monitoring terminal device created And a third transmission control terminal device that controls the third switching device based on the AV script and turns the video material on-air.

Further, the program transmission management system according to the present invention comprises a switching device for switching a data path,
An image material reproducing device for reproducing an image material;
A broadcast video server for storing,
A database server for storing material attribute information;
Controlling the device to transmit the video material to the broadcast viewer.
A video material input control terminal device to register with the video server
And image material registration system was example, der made of the video material on-air system according to claim 2, wherein

Furthermore, program delivery control system according to the present invention includes a video material registration system as claimed in claim 1, wherein
Item 3 is a video material on-air system.

[0035]

DESCRIPTION OF THE PREFERRED EMBODIMENTS In the present invention, both a program material and a CM material are stored in a video server, and the material is directly aired according to a cue sheet. Therefore, there is no need to create a single VTR and replace the VTR, and it is possible to respond to a sudden change in material (especially CM).

That is, a new material in which each material is rearranged in the transmission order is not generated, and the transmission order is virtually stored as an AV script (video equipment control language). It adopts a “virtual unification method” that performs continuous on-air without any change.

The broadcast operation monitoring on the on-air monitoring terminal device supports real-time material switching / multi-frame switching in addition to the operation status display, and realizes easy operability by GUI.

Further, the preview of each material employs a "live preview method" for previewing the transmission from the video server so that the preview can be performed in the same order as the broadcast with the same video quality as the broadcast. This method is
Pause the image,
Supports fast forward and direct positioning.

Embodiment 1 The configuration of the first embodiment of the present invention will be described with reference to FIG. FIG. 1 is a block diagram showing an overall configuration of a program transmission management system according to Embodiment 1 of the present invention. In this figure, a thick line indicates a flow of video / audio data, and a thin line indicates a flow of control data. In the drawings, the same reference numerals indicate the same or corresponding parts.

In FIG. 1, the program transmission management system according to the first embodiment includes a “recording subsystem” for registering video material and an “on-air subsystem” for on-air according to a cue sheet or the like, although not shown. And an Ethernet LAN for connecting the subsystems. Here, the video material includes video data and audio data.

The recording subsystem (video material registration system) includes a plurality of video material reproducing devices 11 for reproducing video materials such as VTRs, a video material storage device 13 for compressing, storing, and reproducing video materials, and a video data storage device 13. It is composed of a switching device 12 for switching paths and a video material input control terminal device 10 for controlling them, and performs processing for registering a video material to a broadcast video server described later.

The video material input control terminal device 10 comprises a personal computer or the like, and is composed of a main unit, a display device, an input device, and a video capture capable of inputting and displaying a reproduced video from the video material storage device 13. Reproduction device 1
1. A control signal is transmitted to the switching device 12 and the video material storage device 13 to store, measure, edit, and register the video material. Each of the above processes can be performed by a visual GUI display and a simple operation using a pointing device such as a mouse.

The video material storage device 13 is composed of a digital disk recorder (DDR) or the like, and stores a video signal of NTSC or the like compressed by motion JPEG.

The on-air subsystem (video material on-air system) includes a broadcast video server 22 that encodes and stores video material in MPEGII, decodes the stored video material in accordance with a command from a transmission control terminal device described later, , A transmission control terminal device 20 including a broadcast video server 22, a workstation for controlling the switching device 21 in real time, etc., and a preview of the reproduced video of the video material stored in the broadcast video server 22. Terminal device 23, a cue sheet information, program scheduling information, and a database server 25 for storing video material information, a program operation status is visually displayed, and the schedule information of the video material is sent together. Send to 20 That it is obtained by a air monitoring terminal device 24.

The broadcast video server 22 is connected to the MPEGII encoder connected to the input terminal, the MPEGII decoder connected to the output terminal, the controller connected to the control terminal, and the controller, the MPEGII encoder and the MPEGII decoder. A large-capacity magnetic disk device.

The preview terminal device 23 comprises a workstation or the like, and comprises a main unit, a display device, an input device,
And a capture board capable of displaying the playback video from the broadcast video server 22.
The preview can be performed by displaying the video material stored in the broadcast video server 22 on the display device by UI display and simple operation using a pointing device such as a mouse.

The on-air monitoring terminal device 24 is composed of a work station or the like, and is composed of a main body device, a display device, and an input device. be able to.

The database server 25 is a database that stores program scheduling frames, daily frames, order frames, cue sheet data, and video material attribute information from another system called a broadcast system.

The registration of the video material includes "immediate registration" and "reservation registration". Immediate registration is a case where the video material is provided by a recording medium such as a VTR, reproduced from the video material reproducing device 11 of the recording subsystem, and registered in the broadcast video server 22 of the on-air subsystem.

In the reservation registration, the program material flowing from the network line or the relay line is registered in the broadcast video server 22 in accordance with the reserved start time / end time.

In the case of immediate registration, if editing and measuring are required depending on the obtained video material such as a VTR, the video is temporarily transferred to the video material storage device 13, and after editing and measuring, registered in the broadcast video server 22. There are two methods, a method and a method of directly registering from the video material reproducing apparatus 11 to the broadcast video server 22. The former is mainly used for program material, and the latter is mainly used for commercial material.

Next, the operation of the first embodiment will be described with reference to the drawings. First, the flow of the video material registration process of the recording subsystem will be described for the case of program material with reference to FIGS. FIG. 2 is a flowchart showing a video material registration processing operation (in the case of a program material) according to the first embodiment of the present invention. FIG. 3 is a diagram showing a recording screen displayed on the display device of the video material input control terminal device according to the first embodiment of the present invention. FIG. 4 is a diagram showing a configuration of the video material table stored in the database server according to the first embodiment of the present invention.

The operator operates the video material input control terminal 10
When the user inputs an instruction to compress the program material provided by a recording medium such as a VTR into a motion JPEG and store it in the video material storage device 13 by operating the recording screen, the video material input control terminal device 10 Based on the material ID, the video material attribute information is searched from the video material table shown in FIG. 4 stored in the database server 25, and the material name is displayed on the display device. Thereafter, the video material input control terminal device 10 sends a command for connecting a line from the video material playback device 11 to the video material storage device 13 to the switching device 12, and also plays back the video material storage device 11, A recording instruction is sent to the device 13 (step 30). That is, "input material" on the recording screen
And, for example, "VTR1" and "DD
Select "R". Also, a material ID is input.

Next, the operator confirms the video material stored in the video material storage device 13 by instructing "material editing" on the recording screen, and performs the scale measurement and editing. The inspection scale checks the length (time) of the video material, cuts and edits the unit on the air, and adjusts the length. Further, if necessary, effects such as effects and other video information such as titles are synthesized to create a complete package material (step 31).

Next, the operator registers in the broadcast video server 22 for each complete package material. When the operator instructs the registration, the video material input control terminal device 10 searches the storage device ID and the file name of the video material attribute information stored in the database server 25, and generates a unique file name. The recording command is transmitted to the broadcast video server 22 with the generated file name. When storage in the broadcast video server 22 is completed, data such as a storage device ID and a file name are registered in the video material attribute information (steps 32 and 33). In other words, "material registration" is instructed on the recording screen, and "DDR" is selected as the target material. Then, "immediate registration" is selected as the registration time.

Next, the flow of the video material registration process for a CM material will be described with reference to FIG. FIG.
Video material registration processing operation (CM) according to Embodiment 1 of the present invention
9 is a flowchart illustrating a case of a material.

The operator operates the video material input control terminal device 10
When the user instructs the broadcast video server 22 to store a CM material provided by a recording medium such as a VTR by operating the recording screen, the video material input control terminal device 10 executes a database server operation based on the input material ID. The video material attribute information is retrieved from the video material table shown in FIG. 4 stored in the storage device 25 and the material name is displayed on the display device. That is, "Material registration" is instructed on the recording screen, and "VTR2" is selected as the target material. Then, "immediate registration" is selected as the registration time.

Thereafter, the video material input control terminal device 10
Searches the storage device ID and file name of the video material attribute information stored in the database server 25, generates a unique file name, and causes the switching devices 12 and 21 to transmit the broadcast video server 22
And sends the command to connect the line to the video material playback device 11 and the broadcast video server 2
2 is sent a recording command. When storage in the broadcast video server 22 is completed, data such as a storage device ID and a file name is registered in the video material attribute information (steps 40 and 41).

Next, the flow of the video material registration process for the case of a network line / relay line will be described with reference to FIGS. FIG. 6 is a flowchart showing a video material registration processing operation (in the case of a network line / relay line) according to the first embodiment of the present invention. FIG. 7 is a diagram showing a configuration of an AV script according to Embodiment 1 of the present invention.

In FIG. 7, the AV script includes an “AV script ID” for identifying the AV script, a “start time” at which the control device starts up each controlled device, and “AV script” indicating the number of AV commands to be described later. The number of AV commands ”and a plurality of“ AV commands ”. The AV command includes an “instruction byte number” indicating the number of bytes of the entire AV command, an “instruction” such as a record and a play, an “apparatus ID” for identifying an apparatus such as a video server, and a unique ID of each apparatus. , An "operation time difference" indicating the operation delay, an "error return byte number", and an "assumed return value".

The operator operates the video material input control terminal 10
When an instruction to store the video material of the net line / relay line in the broadcast video server 22 is made by operating the recording screen of the video material input control terminal device 10
Retrieves video material attribute information from the video material table shown in FIG. 4 stored in the database server 25 based on the input material ID, and displays the material name on the display device.

When the operator inputs necessary data such as a start time and an end time at which the video material is input, the video material input control terminal device 10 stores the storage device ID of the video material attribute information stored in the database server 25. , Search for file names, generate unique file names,
Then, an AV script as shown in (1) is generated, and the AV script is transferred to the transmission control terminal device 20. When this transfer is completed, data such as a storage device ID and a file name is registered in the video material attribute information (steps 50 to 53). That is, the user instructs “material registration” on the recording screen, and selects, for example, “NET1” as the target material. Then, enter the “start time” and “end time” as the registration time,
Select “Registration”.

Next, the transmission control terminal device 20 divides the transferred AV script into AV commands, and executes only the actual activation calculated from the activation time and the operation time difference only for the AV command of the device ID to be controlled by itself. Generate and accumulate time. Then, each time the stored actual start time comes, the corresponding AV command is transmitted to each device. That is, the broadcast video server 2 is connected to the switching device 21 from the line.
An AV command for connecting the line to the line 2 is transmitted, and an AV command for recording is transmitted to the broadcast video server 22 (steps 54 to 56).

Next, the flow of the program transmission process will be described with reference to FIGS. FIG. 8 is a flowchart showing a program transmission processing operation according to the first embodiment of the present invention. FIG. 9 is a diagram showing a configuration of the operation table according to the first embodiment of the present invention. FIG. 10 is a diagram showing an initial screen of the operation monitoring screen according to the first embodiment of the present invention. FIG. 11 is a diagram showing an operation monitoring screen according to the first embodiment of the present invention. FIG. 12 is a diagram showing a configuration of operation data according to the first embodiment of the present invention. FIG. 13 is a diagram showing a multi-frame selection screen according to Embodiment 1 of the present invention.

The on-air monitoring terminal device 24 fetches program scheduling information and cue sheet information from the database server 25 before starting on-air on the day, and creates an operation table shown in FIG. For example, in the operation table, program information is created from program ID to program end time, and cue sheet information is created from material ID to control mode (steps 60 and 61). Thereafter, based on the operation table information and the video material attribute information of the database server 25, an initial screen of the operation monitoring screen of FIG. 10 is first displayed on the display device.
For example, when “Start” is selected, the operation monitoring screen of FIG. 11 including the contents of the program and the material is displayed on the display device. When "Quit" is selected, the process ends. Next, an on-air AV script is created from the operation table information, and the AV script is transferred to the transmission control terminal device 20 (steps 62 to 64). This AV script has a format as shown in FIG.

The transmission control terminal device 20 divides the AV script into AV commands, and generates and stores an actual start time calculated from the start time and the operation time difference. The transmission control terminal device 20 transmits the corresponding AV command to each device every time the stored actual start time comes (step 65).
~ 67).

On the operation monitoring screen shown in FIG. 11, the on-air monitoring terminal device 24 displays a horizontal line representing the current time in the horizontal center, and shows the program display portion on the left and the material / storage device (resource on the right) as the time elapses. : VS1, etc.) The display portion is slid up at different speeds, and the display is performed such that the current time is always on the horizontal line in the horizontal center. Also, the program display portion and the material / storage device display portion currently on air are displayed in different colors so as to be distinguishable from other program display portions and the material / storage device display portion.

In the configuration of the operation data shown in FIG.
One frame is composed of one or more programs. When one frame is composed of a plurality of programs, an operation pattern corresponding to a configuration of a program, which is called a “multi-frame” and is identified by a multi-frame number, can be registered in advance. When the multi-frame is set, it is displayed on the operation monitoring screen of FIG. 11 as a vertical line to the right of the program display portion, and when the program is suddenly changed, the program is selected from a plurality of program configurations in the multi-frame. As shown in FIG. 12, for example, the multi-frame number 1 is “number ID 2 (nighter)”, “number ID 3 (drama)”, and “number ID 4
(Quiz) ”, and the multi-frame number 2 is“ number ID2 (nighter) ”and“ number ID4 (quiz) ”
It is composed of

When "multi-frame" is selected on the operation monitoring screen, the on-air monitoring terminal device 24 displays a multi-frame selection screen as shown in FIG. 12, and then specifies the multi-frame selection screen. The display is changed to the program configuration of the multi-frame number (such as pattern 1), and the transmission control terminal device 20 is notified.
One program is composed of one or more materials.

Next, the flow of the preview processing will be described with reference to FIGS. 14 to 17. FIG.
FIGS. 4 and 15 are flowcharts showing the preview processing operation according to the first embodiment of the present invention. FIG. 16 is a diagram showing a preview designation screen according to the first embodiment of the present invention. FIG. 17 is a diagram showing a preview screen and a control bar according to the first embodiment of the present invention.

The preview terminal device 23 displays the preview designation screen shown in FIG. 16 on the display device (step 7).
0). The operator specifies a video material to be previewed by specifying a program or a material (step 71).
The preview terminal device 23
Is the same as the AV script created by the on-air monitoring terminal device 24 described above, but creates an AV script for preview playback whose startup time and device ID indicate the preview port, and sends the AV script to the transmission control terminal device 20. Transfer (steps 72 and 73).

The transmission control terminal device 20 divides the AV script into AV commands, and generates and accumulates the actual start time calculated from the start time and the operation time difference. The transmission control terminal device 20 transmits the corresponding AV command to each device each time the stored actual start time comes (step 7).
4, 75).

The preview terminal device 23 displays the preview screen and the control bar shown in FIG. 17 on the display device, and displays the reproduced video from the broadcast video server 22 in the preview screen. If no operation is performed on the control bar, for example, the designated video material is reproduced from the first frame (steps 76 and 77).

When the control bar is operated, the preview terminal device 23 displays the preview screen and the control bar shown in FIG. 17 on the display device, and displays the reproduced video from the broadcast video server 22 in the preview screen. The sound is output from a speaker in the main unit. The operator operates the control bar while checking the preview screen to perform stop, stop, play, frame advance, and fast forward. The preview terminal device 23 creates an AV script for the control instructed by the operator, and transfers the AV script to the transmission control terminal device 20 (step 8).
0-83).

The transmission control terminal device 20 divides the AV script into AV commands, and generates and accumulates the actual start time calculated from the start time and the operation time difference. The transmission control terminal device 20 transmits the corresponding AV command to each device every time the stored actual start time comes (step 8).
4, 85). The preview terminal device 23 displays the playback video from the broadcast video server 22 on the preview screen in accordance with the operation of stopping, stopping, playing, frame-forwarding, and fast-forwarding the control bar.

Embodiment 2 The configuration of the second embodiment of the present invention will be described with reference to FIG. FIG.
FIG. 7 is a block diagram showing an overall configuration of an on-air subsystem according to Embodiment 2 of the present invention. In this figure, a thick line indicates a flow of video / audio data, a thin line indicates a flow of control data, and a dotted line indicates a flow of an intra-station clock signal.

FIG. 18 is a diagram showing a duplex configuration of the on-air subsystem according to the second embodiment. Two broadcast video servers are installed as a measure against the failure and reliability of the broadcast video server, and the FD between them
A main buffer configuration connected by a DI cable 26 is adopted. At the same time, one transmission control terminal device is provided for each broadcast video server. Then, the video material is stored only in the main broadcast video server 22A, and the on-air is selected by the switching device 21 and the video material from the broadcast video server 22B in the buffer is output.

The on-air monitoring terminal device 24 creates the A
V script is transmitted to all transmission control terminal devices 20A and 20B.
Send to The transmission control terminal devices 20A and 20B divide the transmitted AV script into AV commands and generate an actual activation time calculated from the activation time and the operation time difference only for the AV command of the device ID of the device to be controlled. Accumulate. Next, the transmission control terminal devices 20A and 20B transmit a command to each device every time the stored actual start time comes. Each of the transmission control terminals 20A and 20B adjusts the time by an intra-office clock signal as needed, and the transmission control terminals 20A and 20B simultaneously transmit commands to the respective broadcast video servers 22A and 22B.

Thus, the broadcast video server (buffer) 22B normally obtains video data from the broadcast video server (main) 22A via the FDDI cable 26 at any time according to the instruction of the transmission control terminal (master) 20B, and on-air broadcasts. At the same time, the broadcast video server (main) 22A outputs the same video to the switching device 21 according to the instruction of the transmission control terminal device (sub) 20A. As a result, the broadcast video server 22B of the buffer normally used should be used.
Even if a failure occurs, on-air can be continued by switching to the main broadcast video server 22A by the switching device 21.

Embodiment 3 The configuration of the third embodiment of the present invention will be described with reference to FIG. FIG.
FIG. 8 is a block diagram showing an overall configuration of an on-air subsystem according to Embodiment 3 of the present invention. In this figure, a thick line indicates a flow of video / audio data, a thin line indicates a flow of control data, and a dotted line indicates a flow of an intra-station clock signal.

FIG. 19 is a diagram showing a distributed control configuration of the on-air subsystem according to the third embodiment. Broadcast video server 22 installed in CM bank room
C, along with the video material such as the program material stored in the broadcast video server 22D installed in the broadcast preparation room, the program material stored in the database server 25, and the cue sheet information. Each device is controlled to perform on-air.

Each on-air monitoring terminal device 24A, 24B,
24C fetches program scheduling information and cue sheet information from the database server 25 before starting on-air on the day, and creates an operation table. Thereafter, an operation monitoring screen is displayed on the display device based on the operation table information and the video material attribute information of the database server 25. The operation monitoring screens displayed on each of the on-air monitoring terminal devices 24A, 24B, 24C all display the same information.

Next, each of the on-air monitoring terminal devices 24A, 2A
4B and 24C retrieve the video material information from the operation table information, and if the material is from the storage device ID of the self-control target, create an on-air AV script for each frame number and send the self-control target. Control terminal device 20C, 20
D, Transfer the AV script to 20E. Each of the transmission control terminal devices 20C, 20D and 20E converts the AV script into A
The command is divided into V commands, and the actual start time calculated from the start time and the operation time difference is generated and stored only for the AV command of the device ID to be controlled. Each transmission control terminal device 2
Each of 0C, 20D, and 20E sends a command to each device each time the stored actual start time comes. Each of the transmission control terminal devices 20C, 20D, and 20E adjusts the time by the intra-office clock signal as needed, and even if the transmission control terminal devices 20C, 20D, and 20E having different activation times are distributed,
Simultaneously cooperate and perform on-air.

[0084]

[0085]

This image material registration system according to the invention according to the present invention, as described above, switching the path of the data
Switching device for switching and video material playback device for playing back video material
And a broadcast video server for storing the video material.
And a database storing attribute information of the video material.
Server, and controlling the respective devices to transfer the video material to the
Input video material to register to broadcast video server
A controlling device, since a video material storage device for storing video material from the video material reproducing apparatus, Manmashi
Interface is a visual GUI that requires special techniques.
It is unnecessary and can prevent human error.
It can respond to wide labor saving and sudden replacement of CM etc.,
High quality can prevent broadcast accidents caused by switching mistakes
Dramatic reduction in storage costs while maintaining excellent video quality
The effect that video equipment such as VTR can be reduced
To play. In addition, not only cut editing but also special effects such as effects can be added.

As described above, the video material on-air system according to the present invention includes a switching device for switching a data path, a broadcast video server for storing video materials, program information, cue sheet information and the video data. A database server for storing attribute information of the material, an on-air monitoring terminal device for creating an operation table based on the program scheduling information and the cue sheet information, and creating an AV script according to the operation table and the attribute information; And a transmission control terminal device that sends the video material on the air from the database server based on the GUI, so that the man-machine interface is a visual GUI, does not require special technology, and can prevent human error, Significant labor saving and sudden CM Can cope with the sort, it is possible to prevent the broadcast accidents caused by the changeover mistakes, can help reduce the significant storage costs while maintaining a high-quality image quality, also, VTR
It is also possible to reduce the number of video devices.

As described above, the video material on-air system according to the present invention further includes a preview terminal device capable of previewing a reproduced video of the video material stored in the broadcast video server.
The effect is that the man-machine interface is a visual GUI, does not require special techniques, and can prevent human errors.

Further, as described above, the video material on-air system according to the present invention includes a switching device for switching a data path, a main broadcast video server for storing video materials, and a main broadcast video server. A buffer / broadcast video server for storing video material, programming information,
A database server that stores cue sheet information and attribute information of the video material; and an on-air monitoring terminal that creates an operation table based on the program information and the cue sheet information, and creates an AV script according to the operation table and the attribute information. Device, a master transmission control terminal device for on-air the video material from the buffer database server based on the AV script, and the second switching device for switching the video material from the main database server based on the AV script And a preview terminal device capable of previewing the reproduced video of the video material stored in the broadcast video server, so that the reliability can be improved.

As described above, the video material on-air system according to the present invention includes the first broadcast video server storing the first video material and the first broadcast video server.
A first switching device for switching the output of the broadcast video server, and a second switching device for storing the second video material.
Broadcast video server, and a second switching an output of the second broadcast video server
A switching device, a third switching device for switching a data path, a database server for storing program information, cue sheet information, and attribute information of the video material,
First, second and third operations for creating an operation table based on the program scheduling information and the cue sheet information and creating an AV script according to the operation table and the attribute information
And a first transmission control for outputting the video material from the first broadcast video server to the third switching device based on the AV script created by the first on-air monitoring terminal device A terminal device, and the A created by the second on-air monitoring terminal device.
A second transmission control terminal device that outputs the video material from the second broadcast video server to the third switching device based on a V script; and the AV script created by the third on-air monitoring terminal device. A third transmission control terminal device for controlling the third switching device on the basis of the video material on the basis of the third switching device based on the APC function. And an effect that the cost can be reduced.

Further, as described above, the program transmission management system according to the present invention switches the data path by switching.
Switching device for switching and video material playback device for playing video material
And a broadcast video containing the video material
A server for storing attribute information of the video material;
Source server and the respective devices to control
Enter video material to be registered to the broadcast video server
And image material registration system comprising a force controlling device, 請
Since the video material on-air system described in claim 2 is used, the man-machine interface is a visual GUI, does not require any special technology, can prevent human error, greatly saves labor, and has a sudden CM. It is possible to prevent a broadcast accident due to a mistake in switching, to greatly reduce storage costs while maintaining high-quality video quality, and to reduce the number of video devices such as VTRs.

[0091] In addition, program delivery control system according to the present invention, or as described, the video material registration system as claimed in claim 1, wherein, since composed of a third aspect of the video material on-air system, the man-machine interface visual With a simple GUI, no special technology is required, human error can be prevented, drastic labor saving and quick replacement of CM etc. can be prevented, and broadcast accidents due to switching mistakes can be prevented. This has the effect of significantly reducing storage costs while maintaining high-quality video quality, and also reducing video equipment such as VTRs.

[Brief description of the drawings]

FIG. 1 is a block diagram showing an overall configuration of a program transmission management system according to Embodiment 1 of the present invention.

FIG. 2 is a video material registration processing operation of a recording subsystem according to the first embodiment of the present invention (for a program material);
It is a flowchart which shows.

FIG. 3 is a diagram showing a recording screen displayed on a display device of the video material input control terminal device according to the first embodiment of the present invention.

FIG. 4 is a diagram showing a configuration of a video material table stored in the database server according to the first embodiment of the present invention.

FIG. 5 is a flowchart showing a video material registration processing operation (for a CM material) according to the first embodiment of the present invention;

FIG. 6 is a flowchart showing a video material registration processing operation (in the case of a network line / relay line) according to the first embodiment of the present invention;

FIG. 7 is a diagram showing a configuration of an AV script according to the first embodiment of the present invention.

FIG. 8 is a flowchart showing a program transmission processing operation of the on-air subsystem according to the first embodiment of the present invention.

FIG. 9 is a diagram showing a configuration of an operation table according to the first embodiment of the present invention.

FIG. 10 is a diagram showing an initial screen of an operation monitoring screen of the on-air monitoring terminal device according to the first embodiment of the present invention.

FIG. 11 is a diagram showing an operation monitoring screen of the on-air monitoring terminal device according to the first embodiment of the present invention.

FIG. 12 is a diagram showing a configuration of operation data according to the first embodiment of the present invention.

FIG. 13 is a diagram showing a multi-frame selection screen of the on-air monitoring terminal device according to the first embodiment of the present invention.

FIG. 14 is a flowchart illustrating a preview processing operation of the preview terminal device according to the first embodiment of the present invention.

FIG. 15 is a flowchart showing a preview processing operation of the preview terminal device according to the first embodiment of the present invention.

FIG. 16 is a diagram showing a preview designation screen according to the first embodiment of the present invention.

FIG. 17 is a diagram showing a preview screen and a control bar according to the first embodiment of the present invention.

FIG. 18 is a diagram showing a duplex configuration of an on-air subsystem according to Embodiment 2 of the present invention.

FIG. 19 is a diagram showing a distributed control configuration of an on-air subsystem according to Embodiment 3 of the present invention.

FIG. 20 is a block diagram showing a configuration of a video editing system in a conventional program transmission system.

FIG. 21 is a diagram showing video materials used in a conventional video editing system.

FIG. 22 is a diagram showing an editing work situation in a conventional video editing system.

FIG. 23 is a diagram showing a complete packet in a conventional video editing system.

[Explanation of symbols]

Reference Signs List 10 video material input control terminal device, 11 video material playback device, 12 switching device, 13 video material storage device, 20
Transmission control terminal device, 21 switching device, 22 broadcast video server, 23 preview terminal device, 24
On-air monitoring terminal device, 25 database server.

────────────────────────────────────────────────── (5) References JP-A-9-200687 (JP, A) (58) Fields investigated (Int. Cl. ⁷ , DB name) H04N 5/222 G11B 27/031 H04N 5 / 262 H04N 5/7826 H04N 5/91

Claims (7)

(57) [Claims] A switching device for switching a data path; a video material reproducing device for reproducing a video material; a broadcast video server for storing the video material; a database server for storing attribute information of the video material; and video material input controlling device for registering the image material into the broadcast video server by controlling the respective devices, visemes for storing video material from the video material playback apparatus
A video material registration system comprising a material storage device . 2. A switching device for switching a data path; a broadcast video server for storing video material; a database server for storing program information, cue sheet information and attribute information of the video material; And an on-air monitoring terminal device that creates an operation table based on the cue sheet information and creates an AV script according to the operation table and the attribute information; and a transmission control that sends the video material on-air from the database server based on the AV script. A video material on-air system comprising a terminal device. 3. A further claims, characterized in that it comprises a preview terminal device capable of previewing the reproduced video image material stored in the broadcast video server
2. The video material on-air system according to 2. 4. A switching device for switching a data path; a main broadcast video server for storing video material; a buffer broadcast video server for storing video material from the main broadcast video server; A database server for storing cue sheet information and attribute information of the video material; and an on-air monitor for creating an operation table based on the program information and the cue sheet information, and creating an AV script according to the operation table and the attribute information. A terminal device; a master transmission control terminal device for transmitting the video material from the buffer / database server on the air based on the AV script; and And a preview terminal device for previewing a reproduced video of the video material stored in the broadcast video server. 5. A first broadcast video server for storing a first video material, a first switching device for switching the output of the first broadcast video server, and a second storage device for storing a second video material. A broadcast video server, a second switching device for switching an output of the second broadcast video server, a third switching device for switching a data path, and a program scheduling information, cue sheet information and video material. A database server that stores attribute information; a first, a second, and a third that create an operation table based on the program scheduling information and the cue sheet information, and create an AV script according to the operation table and the attribute information;
An on-air monitoring terminal device, and a first transmission control for outputting the video material from the first broadcast video server to the third switching device based on the AV script created by the first on-air monitoring terminal device A second transmission control terminal device that outputs the video material from the second broadcast video server to the third switching device based on the AV script created by the second on-air monitoring terminal device; A third transmission control terminal device that controls the third switching device based on the AV script created by the third on-air monitoring terminal device to perform the air on the video material. Video material on air system. 6. A switching device for switching a data path.
Broadcast video server storing the location, and the image material reproducing apparatus for reproducing video materials, the video material
And a database server for storing the attribute information of the video material
And controlling the respective devices to transfer the video material to the broadcaster.
Video material input control terminal device to be registered to the video server
Program delivery management system consisting of a video material registration system, the video material on-air system according to claim 2, further comprising and. 7. A claim 1, wherein the image material registration system, program delivery control system comprising a third aspect of the video material on-air system.