CN104168406A - Studio linkage broadcasting controlling system and method - Google Patents
Studio linkage broadcasting controlling system and method Download PDFInfo
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- CN104168406A CN104168406A CN201410441894.8A CN201410441894A CN104168406A CN 104168406 A CN104168406 A CN 104168406A CN 201410441894 A CN201410441894 A CN 201410441894A CN 104168406 A CN104168406 A CN 104168406A
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Abstract
The invention relates to a studio linkage broadcasting controlling system and method. The system comprises one or more broadcasting servers which includes but not limited to a large-screen broadcasting server, a virtual foreground broadcasting server, a virtual background broadcasting server, an image-text broadcasting server and a commenting control broadcasting server which are connected with a linkage control end, wherein the linkage control end can change scenes in a hot key triggering mode or a broadcasting triggering mode or a customizing triggering mode. According to the system, the linkage control end is utilized, the purpose of linkage broadcasting is achieved through accurate linage operation, and personnel and equipment cost are reduced. According to the method, a series of transformation actions are organically connected together through a linkage broadcasting table, and accurate control and multiple transformation manners are achieved. Compared with an existing achieving manner with multiple control ends, the studio linkage broadcasting controlling system and method are more intelligent, and time delay errors are more accurate through automatic machine calculation compared with time delay errors obtained through a previous manual operation manner.
Description
Technical field
The present invention relates to a kind of studio interlock broadcast control system and method, is a kind of system and method for Digital Video Processing, is a kind of system and method for performing in a radio or TV programme for scene for TV station studio.
Background technology
People improve constantly the requirement of the picture and text effect in TV programme in recent years, by being at first only to add simple captions effect in the making of TV programme, TV programme effect in order to pursue till now, not only need captions and picture and text, also need to add large-screen, the element that virtual and host controls.Large-screen element effect in program, is on the large-screen of studio, in due course, cuts the broadcast content relevant to program, to reach atmosphere, sets off effect by contrast.In adding virtual element to refer in program to add scene in live final effect, do not have a certain virtual article, or even the scene that replaces whole reality enters into a virtual scene, increase effect on the spot in person.And host's control element refers to that host is at the scene, use panel computer equipment or a touch screen equipment, control on large-screen the broadcast content in virtual article.These are controlled in scene and are displayed, equally also increased the visual effect of program.Large-screen, virtual, host are controlled to three kinds of elements and cooperate, just having realized interlock and having broadcasted effect.For instance: in certain military program, introduce a certain model aircraft, host explains aircraft content, on on-the-spot large-screen, broadcast the relevant animation of this aircraft.After video playback in large-screen, aircraft flies out virtual scene from large-screen, and host continues explanation.After explanation, aircraft flies into again large-screen.In order to show that aircraft flies out and the effect flying into, this just need large-screen and virtual on content realize interlock and broadcast.
At simple captions and picture and text, broadcast the epoch, in studio, only need to dispose a film titler or an image-text packing server, and in order to realize large-screen broadcast, virtual broadcast, host, control the effect of broadcast, in a studio, need to dispose the broadcasting server of more, comprise large-size screen monitors broadcasting server, comment broadcasting server, virtual prospect broadcasting server, virtual background broadcasting server, picture and text caption playing server etc.How controlling a plurality of broadcasting servers and how to realize the interlock broadcast effect that a plurality of broadcasting servers are accurate to second level in time, is to deal with problems.
Summary of the invention
For solving the problem of prior art, the present invention proposes a kind of studio interlock broadcast control system and method.Described system is by arranging interlock control end, by the most equipment in studio system, comprise each broadcasting server unified management, described method is by the foundation possible table that links, the whole process of performing in a radio or TV programme is controlled by a coupled control table completely, the linkage process of all broadcasts realizes automation completely, has got rid of artificial password action.
The object of the present invention is achieved like this:
A kind of studio interlock broadcast control system, comprise: one or more broadcasting server, described broadcasting server can be but the large-screen broadcasting server that is not limited to be connected with large-screen, the virtual prospect broadcasting server being connected with cut bank, the virtual background broadcasting server being connected with cut bank, the picture and text broadcasting server being connected with cut bank, broadcasting server is controlled in the comment being connected with panel computer with touch-screen, it is characterized in that, one or more described broadcasting server, for example: large-screen broadcasting server, virtual prospect broadcasting server, virtual background broadcasting server, picture and text broadcasting server, broadcasting server is controlled in comment, by having by hot key triggering, broadcast triggering and self-defined triggering are controlled and are broadcasted the scene interlock control end control broadcast of conversion in order.
Further, described interlock control end comprises:
Human-computer interaction device, for creating interlock possible table and receiving and show the broadcast state of each broadcasting server by built-in state display module, and by built-in interlock trigger module, receive the trigger message that external input device sends and produce corresponding trigger event and send to the possible table device that links;
Interlock possible table device, the trigger event sending for storing interlock possible table and accepting state feedback device and interlock trigger module, the pending action message that this trigger event is triggered in interlock possible table sends to linkage control device;
Linkage control device, for connecting between broadcasting server and state receiver and presentation controller, and receives the pending action message that interlock possible table device sends and controls corresponding presentation controller according to this information;
State receiver, for receiving in real time the broadcast state information of the broadcasting server being attached thereto and sending to state feedback device;
Presentation controller, controls the control command of the broadcasting server being attached thereto and sends it to this broadcasting server for receiving;
State feedback device for receiving the broadcast state information of each state receiver transmission and being transmitted to state display module, sends to interlock possible table device according to broadcasting server and trigger event of broadcast state generation simultaneously.
Further, the above-mentioned interlock possible table being created by human-computer interaction device, described interlock possible table structure comprises a line or multirow action lists, every row action lists comprises trigger event type and the trigger action, the action delay that occur in pairs; Wherein, trigger event type comprises hot key triggering, broadcasts and trigger and self-defined triggering, trigger action comprises broadcasting server IP information and the movement content performing an action, and the moment that action delay refers to receive trigger event is that benchmark arrives the time expand while carrying out this trigger action; Trigger action in each row action lists and action delay can have a plurality of, and the quantity in each row action lists can be different.
Meanwhile, a kind of by using the studio interlock broadcast control method of said system, described method comprises the steps:
Create the step of interlock possible table: for according to program demand by human-computer interaction device according to interlock possible table Structure Creating interlock possible table, and the interlock possible table creating is stored in interlock possible table device;
Create the step that broadcasting server is connected with state receiver and presentation controller: for set up being connected between one or more broadcasting server and presentation controller and state receiver by linkage control device;
Start the step of broadcasting: for starting broadcast process, described broadcast process comprises one of independent use or uses many broadcasting servers simultaneously, and broadcasting server can be but be not limited to large-screen broadcasting server, virtual prospect broadcasting server, virtual background broadcasting server, picture and text broadcasting server, comment and control broadcasting server;
Afterwards, one of three steps below are selected:
The step of hot key triggering: for require to start a hot key according to program, interlock trigger module receives this hot key information and generates a trigger event and send into interlock possible table device according to the type of hot key, enters " step of searching in interlock possible table ";
Broadcast the step triggering: the broadcast state for broadcasting server changes, broadcasting server generates a bar state feedback information, and described state feedback information is sent to the state receiver being connected with this broadcasting server, state receiver feeds back to state feedback device by state feedback information after receiving state feedback information, state feedback device generates a trigger event and sends into interlock possible table device according to the state of broadcast of feedback and the type of broadcasting server, enters " step of searching in interlock possible table ";
The step of self-defined triggering: at self-defined state, broadcasting server produces state feedback information for the particular condition setting in advance, particular condition can be but be not limited to follow the tracks of host and enter the specific region in picture, state feedback device receives this state feedback information and generates a trigger event, enters " step of searching in interlock possible table ";
The step of searching in interlock possible table: the first hurdle that points to interlock possible table the first row action lists for trigger event, whether the triggering type of searching in the first row the first hurdle conforms to the triggering type of event, if "No", moves into second row the first hurdle, until a line that finds the triggering type in the first hurdle to conform to the triggering type of event, enter next step, if can not find corresponding triggering type, finish;
According to the step of interlock possible table executable operations: for sending control command executable operations according to the capable order of action lists of interlock possible table, wait for afterwards the appearance of next trigger event;
The step of show state: after carrying out for control command, each broadcasting server will broadcast state feedback to state feedback device, and state feedback device shows the broadcast state of each broadcasting server in.
Further, in described " according to the step of interlock possible table executable operations ", the implementation of control command is as follows:
Linkage control device finds the presentation controller with the broadcasting server communication performing an action according to pending action message in action lists, and the control command of controlling this broadcasting server is sent to this presentation controller;
This presentation controller is sent to control command the broadcasting server of connection;
Broadcasting server receives control command, carries out corresponding scene change operation.
The beneficial effect that the present invention produces is: system of the present invention has been used interlock control end, by accurate combined operation, solves the problem that interlock is broadcasted, and minimizing personnel and equipment cost.Described method organically links together a series of conversion actions by interlock control table, realizes accurate control and multiple mapping mode.The implementation of existing multi-control end is compared more intelligent, and the delay time error that interlock is controlled is owing to having been used machine automatically to calculate, and than before, more manually-operated mode is more accurate, has reached the effect of time upper second level accurate linkage.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described.
Fig. 1 is the principle schematic of system described in inventive embodiments one;
Fig. 2 is the principle schematic of system described in inventive embodiments two;
Fig. 3 is the flow chart of method described in inventive embodiments five;
Fig. 4 is the structural representation of possible table of linking described in inventive embodiments four;
Fig. 5 is the example schematic of possible table of linking described in the embodiment of the present invention four.
Embodiment
Embodiment mono-:
The present embodiment is a kind of studio interlock broadcast control system, as described in Figure 1.The present embodiment comprises: one or more broadcasting server, described broadcasting server can be but the large-screen broadcasting server that is not limited to be connected with large-screen, the virtual prospect broadcasting server being connected with cut bank, the virtual background broadcasting server being connected with cut bank, the picture and text broadcasting server being connected with cut bank, broadcasting server is controlled in the comment being connected with panel computer with touch-screen, one or more described broadcasting server, for example: large-screen broadcasting server, virtual prospect broadcasting server, virtual background broadcasting server, picture and text broadcasting server, broadcasting server is controlled in comment, by having by hot key triggering, broadcast triggering and self-defined triggering are controlled and are broadcasted the scene interlock control end control broadcast of conversion in order.
The present embodiment in order to realize large-size screen monitors, virtual, host controls these functions, several broadcasting servers below need to disposing in studio as shown in Figure 1:
Large-screen broadcasting server.Broadcast content directly outputs to the large-screen in studio.Large-screen described in the present embodiment is the screen that a kind of height of screen approached or surpassed people's height, equipment conventional in the studio of advance TV platform, the so-called large-screen is not here a word corresponding with the small screen, but a kind of specific screen of commonly using in studio, host is commonly used to make an explanation or illustrate use, is similar to the blackboard in classroom.
Virtual prospect broadcasting server, virtual background broadcasting server.In the process of performing in a radio or TV programme host, usually host's image will be plucked out, be placed in one or several image, these images can be after host, also can be before backer.Image before host is called virtual prospect, and the image after host is called virtual background.Virtual prospect broadcasting server and virtual background broadcasting server output to the cut bank of whole studio, and its signal can operate by cut bank.
Picture and text broadcasting server, the content of broadcast picture and text subtitle layer.Picture and text broadcasting server outputs to cut bank.
The content that broadcasting server is controlled in comment outputs on the band touch function screen of studio, or by content transport to panel computer equipment.Host can operate by touch-screen or panel computer.Described panel computer is mainly the computer operating according to touch, can be also the mobile phone with the similar touch operation of panel computer.
Cut bank is responsible for virtual prospect, virtual background, the picture and text three tunnel vision signals of access to superpose.Overlay order be picture and text front, virtual prospect is in centre, virtual background in the end.Final image after stack is exactly last picture effect like this.
Interlock control end is the core of system described in the present embodiment, and this interlock control end substitutes a plurality of control ends of the prior art.Except the presentation controller corresponding with broadcasting server and state receiver, interlock control end has increased interlock possible table and linkage control device, and is responsible for the processing of controlling and link of a plurality of broadcasting servers.
The formation of interlock control end can have kinds of schemes, but at least should be comprised of following main device:
Human-computer interaction device, this device is responsible for the establishment of interlock possible table, and has also comprised state display module and interlock trigger module.
State display module, this module is responsible for the scene broadcast state broadcasting on each broadcasting server to show.
Interlock trigger module, this module receives the triggering message in keyboard hot key or other sources, and produces trigger event, sends to interlock possible table device.
State feedback device, this device is responsible for receiving the feedback message that each broadcasts state receiver, scene state is sent to state display module, whether and by feedback message, judging scene state changes, if state changes, so just need to generate a scene state and change trigger event, send to interlock possible table device to process.Here the reason of making the judgement whether scene state change is, the kind of broadcasting server is various, the situation that the broadcast state that they occur in broadcast process changes is a lot, and be exactly not necessarily that scene has had variation, so before system generates trigger event, judgement tries again, look at whether scene wherein changes, what scene changed just likely can triggering following move, the corresponding trigger event of regeneration now, can improve the efficiency of system and reduce the coupling between interlock control end and different broadcasting servers.
Interlock possible table device, this device is preserved a interlock possible table creating by human-computer interaction device, and reception trigger event, follows according to trigger event and search corresponding trigger action in interlock possible table, and pending action message is sent to linkage control device.
Linkage control device, this device is responsible between a plurality of presentation controllers and state receiver and broadcasting server, connecting.The pending action message that linkage control device sends according to interlock possible table device, and according to the difference of control object, send corresponding control command to corresponding presentation controller.
Each presentation controller and state receiver, each presentation controller and state receiver are the devices with each broadcasting server communication.Each broadcasting server needs a presentation controller and a state receiver.
User can oneself define hot key event and decide operational motion.For example, can define space bar the broadcast that triggers scene is arrived to next state.Before broadcast starts, in interlock possible table, create the action lists that a scene being triggered by space bar is broadcasted NextState, when the space bar on external equipment keyboard is pressed, the trigger message thereupon the producing trigger module that linked receives, interlock trigger module generates space bar trigger event and issues interlock possible table module, in table, find that action lists, according to the operation that in list, information and executing scene is broadcasted NextState.
Embodiment bis-:
The present embodiment is improvement of embodiment, is that embodiment mono-is about the refinement of interlock control end, as shown in Figure 2.
Interlock control end described in the present embodiment comprises: the large-screen state receiver being connected with large-screen broadcasting server and large-screen presentation controller, the virtual prospect state receiver being connected with virtual prospect broadcasting server and virtual prospect presentation controller, the virtual background state receiver being connected with virtual background broadcasting server and virtual background presentation controller, the picture and text state receiver being connected with picture and text broadcasting server and picture and text presentation controller, control with comment comment state of a control receiver and the comment control presentation controller that broadcasting server is connected.Described large-screen state receiver, virtual prospect state receiver, virtual background state receiver, picture and text state receiver, comment state of a control receiver are connected with state feedback device.Described large-screen presentation controller, virtual prospect presentation controller, virtual background presentation controller, picture and text presentation controller, comment are controlled presentation controller and are connected with linkage control device, described linkage control device is connected with interlock possible table device, and described interlock trigger module can be identified multiple hot key triggering.Described state feedback device is connected with state display module, interlock possible table device.
Described interlock control end comprises:
Human-computer interaction device, creates interlock possible table for the program script designing according to early stage, is kept at afterwards in interlock possible table device, and the interlock that the interlock possible table that will design according to this when program actual fabrication is broadcasted carries out between each scene is controlled.In human-computer interaction device, also comprised built-in state display module, be used for receiving and showing the broadcast state of each broadcasting server, with built-in interlock trigger module, be used for receiving external input device, keyboard for example, the triggering signal of sending is also converted to corresponding trigger event by this triggering signal and sends to interlock possible table device.
Interlock possible table device, the trigger event sending for storing interlock possible table and accepting state feedback device and interlock trigger module, and the action message of a succession of action being triggered in interlock possible table by trigger event is sent to linkage control device.Interlock possible table device receives trigger event in real time, and in time the action message of triggering is sent to linkage control device.
Linkage control device, for being connected setting up communication between each broadcasting server and a state receiver and a presentation controller, receiving the action message that interlock possible table device sends and also according to this information, controls corresponding presentation controller.While connecting, receive the IP information of each broadcasting server between interlock control end and each broadcasting server.Linkage control device remains with a each state receiver, presentation controller and and the corresponding relation of the broadcasting server IP of their communications.Like this, when receive and parse in action message control object time, rely on and to search this corresponding relation linkage control device and just can know which presentation controller next step will send to control command.
Interlock is preset a plurality of state receivers and presentation controller in control end, according to the normal conditions of current studio, various broadcasting servers generally can not exceed 10, can distinguish preset 10 state receivers and presentation controller, certainly also can be according to actual needs preset more than 10 or be less than 10.In the present embodiment, by linkage control device, having set up the state receiver and the presentation controller that connect is respectively, the large-screen state receiver being connected with large-screen broadcasting server and large-screen presentation controller, the virtual prospect state receiver being connected with virtual prospect broadcasting server and virtual prospect presentation controller, the virtual background state receiver being connected with virtual background broadcasting server and virtual background presentation controller, the picture and text state receiver being connected with picture and text broadcasting server and picture and text presentation controller, control with comment comment state of a control receiver and the comment control presentation controller that broadcasting server is connected.These state receivers are for receiving in real time the broadcast state information of the broadcasting server being attached thereto and sending to state feedback device above; Each presentation controller is controlled the control command of the broadcasting server being attached thereto and this control command is sent to this correspondence broadcasting server for receiving above.
State feedback device for receiving the broadcast state information of each state receiver transmission and being transmitted to state display module, sends to interlock possible table device according to broadcasting server and trigger event of broadcast state generation simultaneously.
The above-mentioned interlock possible table being created by human-computer interaction device, interlock possible table structure comprises a line or multirow action lists, every row action lists comprises trigger event type, trigger action with paired appearance, action delay, can realize a succession of continuous action with one-level Time Calculation second, between row and row, also can realize accurately and controlling, and the list structure feature of multirow can realize the complexity interlock that in the same time period, a plurality of scenes change in order and control, this is because the realization of certain action in certain a line can be used as the trigger event of another row, thereby can realize the interlock effect that multirow action lists Collaborative Control complex scene changes.Wherein, trigger event type comprises hot key triggering, broadcasts and trigger and self-defined triggering, trigger action comprises broadcasting server IP information and the movement content performing an action, the moment that action delay refers to receive trigger event is that benchmark arrives the time expand while generating this trigger action control command, unit, to calculate second, yet can not adopt with frame and calculate when second, level was not satisfied the demand; Trigger action in each row action lists and action delay can have a plurality of, and the quantity in each row action lists can be different.
State display module and interlock trigger module belong to human-computer interaction device.State display module shows the reference for staff by the broadcast state of each broadcasting server, interlock trigger module can receive the triggering of a plurality of hot keys, each hot key represents that some specifically move, for example: can define space bar by the broadcast of scene to next state.When user presses space bar, interlock trigger module receives space hot key, and generates the trigger event of a space hot key like this, sends to interlock possible table device.By interlock possible table device, according to the interlock possible table generating before, finding corresponding trigger action is the next state of handoff scenario.The action message of this handoff scenario NextState is sent to interlock control module.Linkage control device is according to IP information, command content, delayed data in action message, after controlling time delay, by final presentation controller, control command is sent to final broadcasting server, broadcasting server responsing control command is carried out handoff scenario to the operation of NextState.
Embodiment tri-:
The present embodiment is a kind of interlock control end of controlling many broadcasting servers in studio, this interlock control end has comprised: human-computer interaction device, for creating interlock possible table and receiving and show the broadcast state of each broadcasting server by built-in state display module, and by built-in interlock trigger module, receive the trigger message that external input device sends and produce corresponding trigger event and send to the possible table device that links; Interlock possible table device, the trigger event sending for storing interlock possible table and accepting state feedback device and interlock trigger module, the pending action message that this trigger event is triggered in interlock possible table sends to linkage control device; Linkage control device, for connecting between broadcasting server and state receiver and presentation controller, and receives the pending action message that interlock possible table device sends and controls corresponding presentation controller according to this information; State receiver, for receiving in real time the broadcast state information of the broadcasting server being attached thereto and sending to state feedback device; Presentation controller, controls the control command of the broadcasting server being attached thereto and sends it to this broadcasting server for receiving; And state feedback device, for receiving the broadcast state information of each state receiver transmission and being transmitted to state display module, according to broadcasting server and trigger event of broadcast state generation, send to interlock possible table device simultaneously.
Interlock control end in the present embodiment can be a generic server, by many and polytype broadcasting server in above-mentioned device and module controls studio, make can to realize interlock between them and broadcast effect, not only save cost but also accomplish than conventional at present simple operation manually.For making to link control end and may reduce coupling between different types of broadcasting server, state feedback device can be made the judgement that a time whether scene changes according to feedback message, and the broadcast state feedback message that does not have occurrence scene to change can not produce trigger event.
Embodiment tetra-:
The present embodiment is a kind of for controlling the interlock possible table device of studio broadcasting server, the interlock possible table structure that this device is used comprises a line or multirow action lists, and every row action lists comprises trigger event type and the trigger action, the action delay that occur in pairs; Wherein, trigger event type comprises hot key triggering, broadcasts and trigger and self-defined triggering, trigger action comprises broadcasting server IP information and the movement content performing an action, and the moment that action delay refers to receive trigger event is that benchmark arrives the time expand while carrying out this trigger action; Trigger action in each row action lists and action delay can have a plurality of, and the quantity in each row action lists can be different.
The interlock possible table device of the present embodiment is by the good list structure of predefined, the particular content that has comprised sheet format and every part needs, there are the IP address of broadcasting server, the control command that broadcasting server can be carried out, the scene of broadcasting in triggering to broadcast state, the program interlock broadcast designing presented to effect and with tabular form, record.When broadcasting beginning, interlock possible table device just sends pending action message according to the content of a line designing or multirow action lists record.
The structure of the interlock possible table described in the present embodiment is a plurality of operations of carrying out according to the orders of row, and the first hurdle of row is for triggering type column, since the second hurdle for a plurality of actions hurdle adds time delay hurdle, as shown in Figure 4.
Interlock possible table is the list structure performing an action after triggering and triggering for describing.Action lists after every a line representative of interlock possible table triggers, is therefore placed on the type of trigger event the beginning of every row.
The interlock possible table that has only shown three row in Fig. 4, the possible table that links in reality can be two row, three row, four lines, even more multirow.Each row has represented a series of action.Every row in Fig. 4 only has three actions, and in fact, every row can have one, two, three actions, or more action.
Trigger event type in the first hurdle of interlock possible table comprises three types:
" hot key triggering ", by the action of the hot key triggering postorder of stipulating, requires or performs in a radio or TV programme script requirement according to performing in a radio or TV programme at every turn, has staff to start hot key, triggers interlock and broadcasts.
" broadcast and trigger ", by the broadcast state of scene, changed the triggering of generation.For example by " stopping ", become " just broadcasting ", by " just broadcasting ", become " stopping ".These are all to broadcast to trigger type.
" self-defined triggering ", the type of triggering is to expand, and follows the needs according to application can add self-defining triggering type, as: follow the tracks of host and enter specific region, also can produce triggering.
Every row follow trigger type below be the action lists with time delay, action can have a plurality of, the amount of action of every row can be different.Action is according to the ascending sequence of time delay.The time delay of action refers to, the time that interlock control end receives trigger event is fiducial time, and certain time point after relative datum time delays is carried out control action.Action needs the IP address of the broadcasting server of specified control order and control.
Interlock possible table applicating example:
Existing scenario A need to be broadcasted on broadcasting server A, and scenario A is to be broadcasted by hot key triggering, in scenario A, broadcasts after 10 seconds, and the upper scenario B of broadcasting of broadcasting server B is broadcasted scene C on broadcasting server C after 20 seconds.
After scenario A broadcast stops, scenario B stops together with scene C.Theing contents are as follows as shown in Figure 5 of interlock possible table, wherein, the first row is hot key triggering, the second row is to broadcast to trigger.
Embodiment five:
The present embodiment is a kind of studio interlock broadcast control method that uses said system, and flow chart as shown in Figure 3.Method described in the present embodiment comprises the steps:
Create the step of interlock possible table: for according to program demand by human-computer interaction device according to interlock possible table Structure Creating interlock possible table, and the interlock possible table creating is stored in interlock possible table device.According to program design, the transformation relation between each scene is recorded as to a line or the multirow action lists in interlock possible table, the content of the interlock possible table going out for same section of conversion scene creation can be not unique, as long as follow list structure definition.For example, the design of program needs scenario A by hot key triggering, to be started to broadcast after 10 seconds on broadcasting server A, and the upper scenario B of broadcasting of broadcasting server B is broadcasted scene C on broadcasting server C after 20 seconds.At this moment, can first add a new action lists, table the first hurdle record " hot key triggering ", the second hurdle record " server A broadcast scenario A ", third column record " time delay 0 second ", the 4th hurdle record " server B broadcast scenario B ", the 5th hurdle record " time delay 10 seconds ", the 6th hurdle record " server C broadcasts scene C ", the 7th hurdle record " time delay 20 seconds ", and preserve.
Create the step that broadcasting server is connected with state receiver and presentation controller: by linkage control device, between one or more broadcasting server and presentation controller and state receiver, connected.Before broadcasting, except creating interlock possible table, to be also that the actual broadcast broadcasting server that will use and a state receiver and a presentation controller connect by linkage control device, this step is carried out after each system cut-off is restarted or while having new connection to set up, being connected all and will re-establishing between control end and each broadcasting server because link after each power-off restarting, only have the broadcasting server linkage control device of having set up connection just can connect a state receiver and a presentation controller for it, the mechanism of this dynamic connection effective utilization of system resource, the in the situation that of system conversion or a few broadcasting servers, presentation controller and state receiver can be re-established recycling of connection again by first release connection.
Start the step of broadcasting: for starting broadcast process, described broadcast process comprises one of independent use or uses many broadcasting servers simultaneously, and broadcasting server can be but be not limited to large-screen broadcasting server, virtual prospect broadcasting server, virtual background broadcasting server, picture and text broadcasting server, comment and control broadcasting server.Before starting to broadcast, the scene material data that need to use when each broadcasting server broadcasts need to be stored in system or the equipment of output data source with system made be connected, can play up the operations such as stack according to the command execution of interlock control end.
One of three steps are selected below:
The step of hot key triggering: for require to start a hot key according to program, interlock trigger module receives this hot key information and generates a trigger event and send into interlock possible table device according to the type of hot key, enters " step of searching in interlock possible table ".
Broadcast the step triggering: the broadcast state for broadcasting server changes, broadcasting server generates a bar state feedback information, and described state feedback information is sent to the state receiver being connected with this broadcasting server, state receiver feeds back to state feedback device by state feedback information after receiving state feedback information, state feedback device generates a trigger event and sends into interlock possible table device according to the state of broadcast of feedback and the type of broadcasting server, enters " step of searching in interlock possible table ".
The step of self-defined triggering: at self-defined state, broadcasting server produces state feedback information for the particular condition setting in advance, particular condition can be but be not limited to follow the tracks of host and enter the specific region in picture, state feedback device receives this state feedback information and generates a trigger event, enters " step of searching in interlock possible table ".
The step of searching in interlock possible table: the first hurdle that points to interlock possible table the first row action lists for trigger event, whether the triggering type of searching in the first row the first hurdle conforms to the triggering type of event, if "No", moves into second row the first hurdle, until a line that finds the triggering type in the first hurdle to conform to the triggering type of event, enter next step, if can not find corresponding triggering type, finish.
According to the step of interlock possible table executable operations: for sending control command executable operations according to the capable order of action lists of interlock possible table, wait for afterwards the appearance of next trigger event.
The step of show state: after carrying out for control command, each broadcasting server will broadcast state feedback to state feedback device, and state feedback device shows the broadcast state of each broadcasting server in.
Embodiment six:
The present embodiment is the improvement of above-described embodiment, is that above-described embodiment is about the refinement of control command.In " according to the step of interlock possible table executable operations " described in the present embodiment, the implementation of control command is as follows:
Linkage control device according to pending action message find can with the presentation controller of the broadcasting server communication of pending action, and the control command of controlling this broadcasting server is sent to this presentation controller.
This presentation controller is sent to control command the broadcasting server of connection.
Broadcasting server receives control command, carries out corresponding scene change operation.
Control command is for completing a certain action, controls instruction that is order that broadcasting server is carried out concrete operations.The action realizing can be very complicated, can be at this moment a plurality of son actions by this movement decomposition, need to be each action or the son action order of specified control and the IP of control object when creating interlock possible table.For example: action to be achieved is that the scenario B of broadcasting on broadcasting server B is stopped together with the scene C broadcasting on broadcasting server C.Can be that two scenes stop respectively by this movement decomposition, when interlock possible table creates, write two actions: " broadcasting server B stops scenario B ", comprise broadcasting server B IP, cease and desist order; " broadcasting server C stops scene C ", comprised broadcasting server C IP, cease and desist order.When linkage control device receives this two action messages, ceasing and desisting order of appointment in action can be sent to respectively to two broadcasting servers.And specified the id information of scenario B to broadcasting the ceasing and desisting order of server transmission of scenario B.To broadcasting the ceasing and desisting order of server transmission of scene C, specified the id information of scene C.The id information of scene is the sign of scene on broadcasting server.
Can compound action not decomposed yet, for example, need to realize and allly on a broadcasting server broadcast the action that scene all stops, if there is a control command all stopping on this broadcasting server, so just only send out a control command just, in interlock possible table, created an action.If no, just need to just broadcast scene for each and send out one, namely in interlock possible table, create corresponding a plurality of actions.
Finally it should be noted that, below only unrestricted in order to technical scheme of the present invention to be described, although the present invention is had been described in detail with reference to preferred arrangement scheme, those of ordinary skill in the art is to be understood that, can to technical scheme of the present invention (such as Servers installed number, in interlock control end the setting of each device, the sequencing of step etc.) modify or be equal to replacement, and do not depart from the spirit and scope of technical solution of the present invention.Method of the present invention can be worked out as being applied to the program of computer system, and runs in computer network system of the present invention.
Claims (6)
1. studio interlock broadcast control system, comprise: one or more broadcasting server, described broadcasting server can be but the large-screen broadcasting server that is not limited to be connected with large-screen, the virtual prospect broadcasting server being connected with cut bank, the virtual background broadcasting server being connected with cut bank, the picture and text broadcasting server being connected with cut bank, broadcasting server is controlled in the comment being connected with panel computer with touch-screen, it is characterized in that, one or more described broadcasting server, for example: large-screen broadcasting server, virtual prospect broadcasting server, virtual background broadcasting server, picture and text broadcasting server, broadcasting server is controlled in comment, by having by hot key triggering, broadcast triggering and self-defined triggering are controlled and are broadcasted the scene interlock control end control broadcast of conversion in order.
2. broadcast control system according to claim 1, is characterized in that, described interlock control end comprises:
Human-computer interaction device, for creating interlock possible table and receiving and show the broadcast state of each broadcasting server by built-in state display module, and by built-in interlock trigger module, receive the trigger message that external input device sends and produce corresponding trigger event and send to the possible table device that links;
Interlock possible table device, the trigger event sending for storing interlock possible table and accepting state feedback device and interlock trigger module, the pending action message that this trigger event is triggered in interlock possible table sends to linkage control device;
Linkage control device, for connecting between broadcasting server and state receiver and presentation controller, and receives the pending action message that interlock possible table device sends and controls corresponding presentation controller according to this information;
State receiver, for receiving in real time the broadcast state information of the broadcasting server being attached thereto and sending to state feedback device;
Presentation controller, controls the control command of the broadcasting server being attached thereto and sends it to this broadcasting server for receiving;
State feedback device for receiving the broadcast state information of each state receiver transmission and being transmitted to state display module, sends to interlock possible table device according to broadcasting server and trigger event of broadcast state generation simultaneously.
3. broadcast control system according to claim 2, is characterized in that, described interlock possible table structure comprises a line or multirow action lists, and every row action lists comprises trigger event type and the trigger action, the action delay that occur in pairs; Wherein, trigger event type comprises hot key triggering, broadcasts and trigger and self-defined triggering, trigger action comprises broadcasting server IP information and the movement content performing an action, and the moment that action delay refers to receive trigger event is that benchmark arrives the time expand while carrying out this trigger action; Trigger action in each row action lists and action delay can have a plurality of, and the quantity in each row action lists can be different.
4. an interlock control end of controlling studio broadcasting server, is characterized in that, described interlock control end comprises:
Human-computer interaction device, for creating interlock possible table and receiving and show the broadcast state of each broadcasting server by built-in state display module, and by built-in interlock trigger module, receive the trigger message that external input device sends and produce corresponding trigger event and send to the possible table device that links;
Interlock possible table device, the trigger event sending for storing interlock possible table and accepting state feedback device and interlock trigger module, the pending action message that this trigger event is triggered in interlock possible table sends to linkage control device;
Linkage control device, for connecting between broadcasting server and state receiver and presentation controller, and receives the pending action message that interlock possible table device sends and controls corresponding presentation controller according to this information;
State receiver, for receiving in real time the broadcast state information of the broadcasting server being attached thereto and sending to state feedback device;
Presentation controller, controls the control command of the broadcasting server being attached thereto and sends it to this broadcasting server for receiving;
State feedback device for receiving the broadcast state information of each state receiver transmission and being transmitted to state display module, sends to interlock possible table device according to broadcasting server and trigger event of broadcast state generation simultaneously.
5. right to use requires a studio interlock broadcast control method for system described in 1, it is characterized in that, described method comprises the steps:
Create the step of interlock possible table: for according to program demand by human-computer interaction device according to interlock possible table Structure Creating interlock possible table, and the interlock possible table creating is stored in interlock possible table device;
Create the step that broadcasting server is connected with state receiver and presentation controller: for set up being connected between one or more broadcasting server and presentation controller and state receiver by linkage control device;
Start the step of broadcasting: for starting broadcast process, described broadcast process comprises one of independent use or uses many broadcasting servers simultaneously, and broadcasting server can be but be not limited to large-screen broadcasting server, virtual prospect broadcasting server, virtual background broadcasting server, picture and text broadcasting server, comment and control broadcasting server;
Afterwards, in one of following three steps, select:
The step of hot key triggering: for require to start a hot key according to program, interlock trigger module receives this hot key information and generates a trigger event and send into interlock possible table device according to the type of hot key, enters " step of searching in interlock possible table ";
Broadcast the step triggering: the broadcast state for broadcasting server changes, broadcasting server generates a bar state feedback information, and described state feedback information is sent to the state receiver being connected with this broadcasting server, state receiver feeds back to state feedback device by state feedback information after receiving state feedback information, state feedback device generates a trigger event and sends into interlock possible table device according to the state of broadcast of feedback and the type of broadcasting server, enters " step of searching in interlock possible table ";
The step of self-defined triggering: at self-defined state, broadcasting server produces state feedback information for the particular condition setting in advance, particular condition can be but be not limited to follow the tracks of host and enter the specific region in picture, state feedback device receives this state feedback information and generates a trigger event, enters " step of searching in interlock possible table ";
The step of searching in interlock possible table: the first hurdle that points to interlock possible table the first row action lists for trigger event, whether the triggering type of searching in the first row the first hurdle conforms to the triggering type of event, if "No", moves into second row the first hurdle, until a line that finds the triggering type in the first hurdle to conform to the triggering type of event, enter next step, if can not find corresponding triggering type, finish;
According to the step of interlock possible table executable operations: for sending control command executable operations according to the capable order of action lists of interlock possible table, wait for afterwards the appearance of next trigger event;
The step of show state: after carrying out for control command, each broadcasting server will broadcast state feedback to state feedback device, and state feedback device shows the broadcast state of each broadcasting server in.
6. method according to claim 5, is characterized in that, in described " according to the step of interlock possible table executable operations ", the implementation of control command is as follows:
Linkage control device finds the presentation controller with the broadcasting server communication performing an action according to pending action message in action lists, and the control command of controlling this broadcasting server is sent to this presentation controller;
This presentation controller is sent to control command the broadcasting server of connection;
Broadcasting server receives control command, carries out corresponding scene change operation.
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