CN106488172B - Video intercom method and system - Google Patents
Video intercom method and system Download PDFInfo
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- CN106488172B CN106488172B CN201611021796.4A CN201611021796A CN106488172B CN 106488172 B CN106488172 B CN 106488172B CN 201611021796 A CN201611021796 A CN 201611021796A CN 106488172 B CN106488172 B CN 106488172B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/14—Systems for two-way working
- H04N7/141—Systems for two-way working between two video terminals, e.g. videophone
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/14—Systems for two-way working
- H04N7/141—Systems for two-way working between two video terminals, e.g. videophone
- H04N7/147—Communication arrangements, e.g. identifying the communication as a video-communication, intermediate storage of the signals
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Abstract
The invention discloses a kind of video intercom method and system, belong to field of network communication.This method includes recalling signal from the audio-video of automatic recording before the call of the audio-video backtracking signal, multiway calling waiting call terminal of the real-time audio and video signal and preceding automatic recording of conversing of Cloud Server acquisition current talking terminal;It acquires the audio signal of operator and exports the audio signal of the current talking terminal call person from Cloud Server;Calculation process is carried out to the audio-video signal, the audio-video backtracking signal that obtain or acquire;The audio-video of automatic recording recalls signal before the call of the audio-video backtracking signal, multiway calling waiting call terminal of the real time video signals of display current talking terminal and preceding automatic recording of conversing;The audio signal of operator of acquisition is sent to Cloud Server.The present invention efficiently solves the problems, such as the priority of Call Waiting and emergency in visual-speaking system, grasps its authenticity quickly to handle rapidly.
Description
Technical field
The present invention relates to the video intercom technologies of field of network communication, and in particular to a kind of video intercom method and system.
Background technique
In occasions such as financial field, judicial prison, public security traffics, prior art is by visual-speaking system and prison
The combination for controlling video, is able to solve most of event or case.Such as: user meets with when self-help bank's ATM machine is withdrawn the money
Retain card is met, can be got in touch by visual-speaking system and bank clerk, visual-speaking system can be established in real time
Audio-video intercommunication, both sides' effective communication handle event;When prison population's sexual behavior part in prison occurs, when someone touches alarm signal
When can establish intercommunication, control centre carries out deterrence by the terminal device of intercom system and propagandas directed to communicate, and event fermentation is prevented, in conjunction with prison
Control video system can effectively trace the generating process of thing event.
Although prior art can solve and handle most of event and case, but its mechanism belongs to benefit after the incident
It rescues, and there is a large amount of useless alarm and invalid alarm, heavy work load is brought to guard and police.
Such as: the traffic police command centre of city's level-one often has that multiple special messengers are on duty in shifts, handle the answering of visual-speaking system,
Scheduling, commander;The bank of city's level-one safeguards center, answers a large amount of consulting events daily, but have to answer according to regulations.
Summary of the invention
For the priority for solving the problems, such as Call Waiting and emergency in existing visual-speaking system, the present invention is provided
A kind of video intercom method and system, specific technical solution are as follows:
An aspect of of the present present invention provides a kind of video intercom method, which comprises
The real-time audio and video signal of current talking terminal is obtained from Cloud Server;
Letter is recalled from the audio-video of the self defined time of automatic recording before the call that Cloud Server obtains current talking terminal
Number;
From the sound view of the self defined time of automatic recording before the call that Cloud Server obtains multiway calling waiting call terminal
Frequency backtracking signal;
It acquires the audio signal of operator and exports the audio of the current talking terminal call person from the Cloud Server
Signal;
The audio-video signal for recalling signal and acquisition to the audio-video signal of acquisition, audio-video carries out calculation process;
Show the real time video signals of current talking terminal, automatic recording makes by oneself before the call of display current talking terminal
The audio-video of adopted time recalls signal, the self defined time of automatic recording before the call of display multiway calling waiting call terminal
Audio-video recalls signal;
The audio signal of described operator of acquisition is sent to the Cloud Server.
The second aspect of the invention provides a kind of video intercom method, which comprises
The real-time audio and video signal of Cloud Server acquisition current talking terminal;
Cloud Server obtains before the call of current talking terminal the audio-video signal of self defined time of automatic recording and right
The audio-video signal carries out backtracking process and forms audio-video backtracking signal;
The audio-video of the self defined time of automatic recording before the call of Cloud Server acquisition multiway calling waiting call terminal
Signal simultaneously carries out backtracking process formation audio-video backtracking signal to the audio-video signal;
The audio signal of Cloud Server acquisition dispatching desk operator.
The third aspect of the invention provides a kind of video intercom method, which comprises
Acquire the real-time audio and video signal of current talking caller;
The audio-video signal of the self defined time of automatic recording before the call of acquisition current talking caller;
Export the audio signal of dispatching desk operator from Cloud Server transfer;
Calculation process is carried out to the audio-video signal of acquisition;
The audio-video signal of acquisition is sent to Cloud Server.
The fourth aspect of the invention provides a kind of visual-speaking system, the system comprises dispatching desk, Cloud Server and
Multiplex terminal:
The continuous audio-video signal of continual automatic recording self defined time per terminal all the way of the multiplex terminal;
Automatic recording before the real-time audio and video signal of Cloud Server acquisition current talking terminal, the call of current talking terminal
The audio-video signal of self defined time, multiway calling wait the sound of the self defined time of automatic recording before the call of call terminal
Vision signal;
The Cloud Server is to the audio-video signal of the self defined time of automatic recording before the call of current talking terminal, more
The audio-video signal of the self defined time of automatic recording carries out backtracking process and forms sound before the call of road Call Waiting call terminal
Video recalls signal;
The dispatching desk from Cloud Server obtain the real-time audio and video signal of current talking terminal, current talking terminal it is logical
Automatic recording before the call of the audio-video backtracking signal, multiway calling waiting call terminal of the self defined time of automatic recording before talking about
Self defined time audio-video recall signal;
The dispatching desk acquires the audio signal of operator and exports the current talking end from the Cloud Server transfer
The real-time audio signal at end;
The dispatching desk carries out calculation process to the audio-video signal of acquisition and the audio signal of acquisition;
The dispatching desk shows the real time video signals of current talking terminal, automatic before the call of display current talking terminal
The audio-video of the self defined time of recording recalls signal, display multiway calling wait automatic recording before the call of call terminal from
The audio-video for defining the time recalls signal;
The dispatching desk sends the audio signal of described operator to current talking terminal through the Cloud Server.
The 5th aspect of the present invention, provides a kind of dispatching desk of video intercom, the dispatching desk includes:
Scheduling signals transmit conversion module, and the real-time audio and video signal, current of current talking terminal is obtained from Cloud Server
Audio-video backtracking signal, the multiway calling of the self defined time of automatic recording wait the logical of call terminal before the call of call terminal
The audio-video of the self defined time of automatic recording recalls signal before talking about, and sends the audio signal of operator to the Cloud Server;
Phone module is paged, the audio signal of operator is acquired and exports the current talking terminal from the Cloud Server
Real-time audio signal;
Dispatching control module, to the audio-video signal of acquisition, audio-video recall the audio-video signal of signal and acquisition into
Row calculation process;
Touch control display module shows the real time video signals of current talking terminal, before the call for showing current talking terminal
The audio-video of the self defined time of automatic recording recalls signal, automatic recording before the call of display multiway calling waiting call terminal
Self defined time audio-video recall signal.
The sixth aspect of the invention, provides a kind of Cloud Server of video intercom, and the Cloud Server includes:
Obtain the real-time audio and video signal of current talking terminal;
Obtain current talking terminal call before automatic recording self defined time audio-video signal and to the audio-video
Signal carries out backtracking process and forms audio-video backtracking signal;
It obtains multiway calling and waits before the call of call terminal the audio-video signal of self defined time of automatic recording and right
The audio-video signal carries out backtracking process and forms audio-video backtracking signal;
Obtain the audio signal of dispatching desk operator.
The seventh aspect of the invention, provides a kind of terminal of video intercom, and the terminal includes:
Audio-video collection module, acquire the real-time audio and video signal of current talking caller, current talking caller it is logical
The audio-video signal of the self defined time of automatic recording before talking about;
Loudspeaker module exports the audio signal of dispatching desk operator from Cloud Server transfer;
Terminal control module carries out calculation process to the audio-video signal of acquisition;
Terminal signaling transmits conversion module, sends the audio-video signal of acquisition to Cloud Server.
The video intercom method and system provided through the invention, dispatching desk obtain current talking terminal from Cloud Server
Real-time audio and video signal, current talking terminal call before automatic recording self defined time audio-video backtracking signal and
The audio-video of the self defined time of automatic recording recalls signal, above-mentioned multiple signals before the call of multiway calling waiting call terminal
Picture be simultaneously displayed on dispatching desk, operator can be while the caller with current talking terminal converses, according to current
The audio-video backtracking signal of the self defined time of automatic recording judges the urgency level of caller, and root before the call of call terminal
It is preferentially selected according to the audio-video backtracking signal of the self defined time of automatic recording before the call of multiway calling waiting call terminal
Select next conversation object, the priority of Call Waiting and emergency in effective solution visual-speaking system is asked
Topic.
Other beneficial effects of the invention are further explained in a specific embodiment.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is a kind of system framework schematic diagram for visual-speaking system that one embodiment of the invention provides;
Fig. 2 be another embodiment of the present invention provides a kind of video intercom method flow chart;
Fig. 3 be another embodiment of the present invention provides a kind of video intercom method flow chart;
Fig. 4 be another embodiment of the present invention provides a kind of video intercom method flow chart;
Fig. 5 be another embodiment of the present invention provides a kind of video intercom dispatching desk structural schematic diagram;
Fig. 6 be another embodiment of the present invention provides a kind of touching display screen picture distribution schematic diagram;And
Fig. 7 be another embodiment of the present invention provides a kind of video intercom terminal structural schematic diagram.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to embodiment party of the present invention
Formula is described in further detail.
Referring to Fig. 1, it illustrates the system framework schematic diagrames that the video intercom system of this law is recognized.As shown in Figure 1, this is visual right
Saying that system includes includes dispatching desk 10, Cloud Server 30 and multiplex terminal 20 '.
Wherein, multiplex terminal 20 ' includes the multiple terminals 20 for being distributed in n different sites, each terminal 20 it is continuous not between
The audio-video signal of disconnected automatic recording self defined time;When there is caller's incoming call call in multiplex terminal 20 ', Cloud Server
The self defined time of automatic recording before the real-time audio and video signal of 30 acquisition current talking terminals, the call of current talking terminal
Audio-video signal, multiway calling wait call terminal call before automatic recording self defined time audio-video signal;Cloud clothes
Device 30 be engaged in the audio-video signal of the self defined time of automatic recording, multiway calling waiting call before the call of current talking terminal
The audio-video signal of the self defined time of automatic recording carries out backtracking process and forms audio-video backtracking signal before the call of terminal;It adjusts
Degree platform 10 is recorded automatically before obtaining the real-time audio and video signal of current talking terminal, the call of current talking terminal from Cloud Server 30
The self defined time of system audio-video backtracking signal, multiway calling wait call terminal call before automatic recording it is customized when
Between audio-video recall signal;Dispatching desk 10 acquires the audio signal of operator and exports from the current of 30 transfer of Cloud Server
The real-time audio signal of call terminal;10 pairs of the dispatching desk audio-video signals obtained and the audio signal of acquisition carry out at operation
Reason;Dispatching desk 10 shows the real time video signals of current talking terminal, automatic recording before the call of display current talking terminal
The audio-video of self defined time recalls signal, display multiway calling wait automatic recording before the call of call terminal it is customized when
Between audio-video recall signal;Dispatching desk 10 sends the audio signal of operator to current talking terminal through Cloud Server 30.
In preferred embodiment, Cloud Server 30 also obtains the real-time audio and video signal that multiway calling waits call terminal 20, adjusts
Spend platform 10 from Cloud Server 30 obtain multiway calling wait call terminal 20 real-time audio and video signal, to its audio-video signal into
Row calculation process, and show that multiway calling waits the real time video signals of call terminal 20.The picture point that dispatching desk 10 is shown is more
Group display, the corresponding caller in each a series of paintings face, picture in pairs show that a picture shows the real-time view of caller call
Frequently, another picture shows the video of the self defined time of the preceding automatic recording of caller call.
Visual-speaking system working principle: above-mentioned every state of the terminal 20 in energization all the way for being distributed in n different sites
Under, open state, the audio-video signal of daily 24 hours uninterrupted automatic recording self defined times are kept for a long time, and buffer memory exists
The terminal buffers module of terminal 20, self defined time can be set as 10 ", 30 ", 60 according to user demand " etc., nothing in setting time
People uses and then clashes the audio/video information currently recorded automatically;Video intercommunication call is established when 20 someone of terminal triggers video intercom
When, the publication of dispatching desk 10 at this time instructs, and the audio-video document of automatic recording does not need to wipe before current talking, and the sound recorded
Video file synchronized upload is to Cloud Server 30, by the decoding process and backtracking process of the service software in Cloud Server 30,
The audio/video information of automatic recording is shown by dispatching desk 10, and backtracking broadcasting can be carried out by dispatching desk 10.
Backtracking playing principles: dispatching desk 10 will show multiple groups picture after establishing video intercom, double with the single group of current talking
For picture, a picture is the video intercom picture of caller's communication process of current talking terminal 20;Another picture is
The audio-video of the self defined time of automatic recording recalls picture before the call of call terminal 20, and video pictures pass through dispatching desk 10
After decoding process, display mode is flashback form, and audio signal still with forward play clockwise, support fast by audio-video picture
Into, rewind function.So the operator for answering this video call can be allowed intuitively to see, current caller herein it
Preceding 10 ", 30 ", 60 " behavior act, and then the significance level and authenticity that judge this time to converse can be helped, can be improved to thing
The judgment accuracy of part accident grasps the authenticity of event with quick processing event in time.It especially applies in judicial prison, self-service
The fields such as bank, safe city, video back trace technique through the invention, to judge event severity, lying about, report by mistake etc. to mention
For effectively proving.
Specific video intercom method, visual-speaking system and dispatching desk, Cloud Server and terminal are referring to following each realities
Apply example.
Fig. 2 is a kind of flow chart of video intercom method shown according to an exemplary embodiment, in conjunction with visual in Fig. 1
The system framework schematic diagram of intercom system understands that the process of this method includes:
101: the real-time audio and video signal of current talking terminal is obtained from Cloud Server;
102: being returned from the audio-video of the self defined time of automatic recording before the call that Cloud Server obtains current talking terminal
Trace back signal;
103: from the self defined time of automatic recording before the call that Cloud Server obtains multiway calling waiting call terminal
Audio-video recalls signal;
104: acquiring the audio signal of operator and export the current talking terminal call person's from the Cloud Server
Audio signal;
105: the audio-video signal for recalling signal and acquisition to the audio-video signal of acquisition, audio-video carries out at operation
Reason;
106: the real time video signals of display current talking terminal, automatic recording before the call of display current talking terminal
The audio-video of self defined time recalls signal, display multiway calling wait automatic recording before the call of call terminal it is customized when
Between audio-video recall signal;
107: sending the audio signal of described operator of acquisition to the Cloud Server.
In preferred embodiment, this method further includes obtaining multiway calling from Cloud Server to wait the real-time of call terminal
Audio-video signal waits the real-time audio and video signal of call terminal to carry out calculation process the multiway calling of acquisition, and shows more
The real time video signals of road Call Waiting call terminal.
In preferred embodiment, this method further includes according to described operator to current talking terminal call content evaluation
As a result, current talking is transferred in telephone network, the telephone network is fixed-line telephone, mobile phone or the networking telephone.
By the way that the efficiency of operator's processing event in unrelated call transfer to telephone network, will be improved.For example, according to
The dispatching desk of above-mentioned preferred embodiment, security department, bank can give the call for being related to seeking advice from class at client service center, bank
Reason.
In preferred embodiment, this method further includes that the audio signal of buffer memory operator, buffer memory are currently led to
The sound view of the self defined time of automatic recording before the real-time audio and video signal of telephone terminal, the call of buffer memory current talking terminal
Frequently the audio-video of the self defined time of automatic recording is returned before the call of backtracking signal, buffer memory multiway calling waiting call terminal
Trace back signal and multiway calling waits the real-time audio and video signal of call terminal.By buffer memory, communication process can be prevented
In there is phenomena such as video card machine or unintelligible decoded video image quality.
In preferred embodiment, this method further includes that output supports the vision signal of multichannel picture to external display to set
Standby, the vision signal of the multichannel picture is respectively following part signal or whole signals, the i.e. real-time view of current talking terminal
Frequency signal, current talking terminal call before automatic recording self defined time video backtracking signal, multiway calling wait eventually
The video backtracking signal of the self defined time of automatic recording and multiway calling wait the real-time video letter of terminal before the call at end
Number.
Fig. 3 is a kind of flow chart of the video intercom method shown according to another exemplary embodiment, in conjunction in Fig. 1 can
System framework schematic diagram depending on intercom system understands that the process of this method includes:
201: the real-time audio and video signal of Cloud Server acquisition current talking terminal;
202: the audio-video signal of the self defined time of automatic recording before the call of Cloud Server acquisition current talking terminal
And backtracking process is carried out to the audio-video signal and forms audio-video backtracking signal;
203: the sound of the self defined time of automatic recording before the call of Cloud Server acquisition multiway calling waiting call terminal
Vision signal simultaneously carries out backtracking process formation audio-video backtracking signal to the audio-video signal;
204: the audio signal of Cloud Server acquisition dispatching desk operator.
Above-mentioned backtracking process includes various ways, and a kind of mode is disassembled to video pictures, and working process is at single frames
The picture of mode, then picture is linked up into video, audio letter according to counterclockwise retrodict in a manner of flashback by picture in Flash form
Number be forward play;Another way, which can be, disassembles video pictures, and working process will be schemed at the picture of single frames mode
Piece turns over diagram form presentation according to counterclockwise retrodict in a manner of flashback, and audio signal is forward play.
In preferred embodiment, this method further includes that Cloud Server obtains the real-time sound that multiway calling waits call terminal
Vision signal.
In preferred embodiment, this method further includes that the audio-video signal of 30 pairs of Cloud Server acquisitions is ordered automatically
Name, naming method are that the source place title of audio-video signal adds automatic time to stab.
In preferred embodiment, this method further includes that the lookup having permission to the audio-video of storage is arranged in Cloud Server 30
Mode.For example, may only check the backtracking audio-video in target Cloud Server this month under the prescribed profile of city's level-one same level, one is saved
The permission of grade then can arbitrarily check backtracking audio-video.All current talking audio-videos consult permission similarly.
In preferred embodiment, this method further includes that the multiway calling of 30 pairs of Cloud Server acquisitions waits call eventually
Before the call at end the self defined time of automatic recording audio-video backtracking signal in video behavior identified, audio signal into
The incoming call that the audio-video is recalled in signal with improper picture and voice is sent to dispatching desk by row phonetic decision.
The principle of above-mentioned preferred embodiment are as follows: fight in the backtracking audio-video picture by analyzing Call Waiting,
Its top set is waited in line region in dispatching desk by the identification decision of Mass disturbance, robbery etc..Although only simple behavior
And speech recognition, it but can largely promote working efficiency.
Fig. 4 is a kind of flow chart of the video intercom method shown according to another exemplary embodiment, in conjunction in Fig. 1 can
System framework schematic diagram depending on intercom system understands that the process of this method includes:
301: the real-time audio and video signal of acquisition current talking caller;
302: the audio-video signal of the self defined time of automatic recording before the call of acquisition current talking caller;
303: the audio signal of the dispatching desk operator of output from Cloud Server transfer;
304: calculation process is carried out to the audio-video signal of acquisition;
305: sending the audio-video signal of acquisition to Cloud Server.
In preferred embodiment, this method further includes being recorded before the call of current talking caller described in buffer memory automatically
The audio-video signal of the self defined time of system, and stored according to chronological order, the entitled terminal network of storage file, which is called the roll, to be added
Automatic time stamp;When the file size of institute's buffer memory reaches setting value, the file of institute's buffer memory is wiped, is wiped
Sequence sorts according to time order and function, and that first records will preferentially be wiped.
Fig. 5 is a kind of structural schematic diagram of the dispatching desk of video intercom shown according to an exemplary embodiment, the scheduling
Platform is used to execute the function that dispatching desk executes in any one implementation in corresponding embodiment in above-mentioned Fig. 2~Fig. 4.It may be noted that
It is for ease of description, listing the part of module of dispatching desk 10 in Fig. 5, but not represent in a certain specific embodiment and must use
All functions in listed all modules or module, but need to select to combine different modules according to function.
Referring to Fig. 5, which includes:
Dispatching control module 11 recalls the audio-video signal of signal and acquisition to the audio-video signal of acquisition, audio-video
Calculation process is carried out, including the encoding and decoding processing to all kinds of audio-video signals, encoding and decoding calculation process is carried out to all kinds of instructions;
Touch control display module 12 supports real time video signals, the current talking terminal of multi-channel image processor current talking terminal
Call before automatic recording self defined time audio-video backtracking signal, multiway calling wait it is automatic before the call of call terminal
The audio-video backtracking signal and multiway calling of the self defined time of recording wait the real time video signals of call terminal;
Dispatch cache module 13, the audio signal of operator described in buffer memory;Current talking terminal described in buffer memory
Real-time audio and video signal;The audio-video of the self defined time of automatic recording before the call of current talking terminal described in buffer memory
Recall signal;The audio-video of the self defined time of automatic recording before the call of the waiting call terminal of multiway calling described in buffer memory
Recall signal and multiway calling waits the real-time audio and video signal of call terminal;
Scheduling signals transmit conversion module 14, from Cloud Server obtain current talking terminal real-time audio and video signal, when
Audio-video backtracking signal, the multiway calling of the self defined time of automatic recording wait call terminal before the call of preceding call terminal
Audio-video backtracking signal, the multiway calling of the self defined time of automatic recording wait the real-time audio and video letter of call terminal before conversing
Number, the audio signal of operator is sent to the Cloud Server;
Video Expansion module 15, output support the vision signal of multichannel picture to external connection display equipment, the view of multichannel picture
Frequency signal is respectively following part signal or whole signals, the i.e. real time video signals of current talking terminal, current talking terminal
Call before video backtracking signal, the multiway calling of self defined time of automatic recording wait automatic recording before the call of terminal
The video backtracking signal and multiway calling of self defined time wait the real time video signals of call terminal;
Phone module 16 is paged, the audio signal of operator is acquired and exports the current talking end from the Cloud Server
The real-time audio signal at end;
The current talking is transferred to phone according to the assessment result of current talking content by call forwarding control module 17
In network, the telephone network is fixed-line telephone, mobile phone or the networking telephone.
Video Expansion module 15 preferably supports the output of HDMI HD video, and external world's display equipment may be configured as single or more
A large-screen tv wall is not limited to electronic display, liquid crystal display, kinescope etc..
Touch control display module 12 is preferably single or multiple capacitor touch-control display screens, can be according to different application industry or neck
Different UI look & feels is arranged in domain, to adapt to different user groups;12 preferred embodiment of touch control display module further includes loudspeaking
Device module can export the sound in picture when operator clicks certain video pictures of touch screen simultaneously.
Fig. 6 is to show a kind of picture of the touching display screen 12 ' of touch control display module 12 according to another exemplary embodiment
EDS maps schematic diagram.It should be pointed out that the picture distribution of touching display screen 12 ' can according to need the arbitrary layout side of selection
Formula.
Referring to Fig. 6, which includes the double pictures of multiple groups, and screen left-half is the video area of current talking
121, right half part is the video area 122 for waiting call.Wherein left-half is divided into upper left and bottom left section, upper left
For the real-time video picture 121-1 of current talking, bottom left section is the view of the self defined time of the automatic recording before current talking
Frequency picture 121-2;Right half part is divided into the video that two column multiple groups wait call, wherein one among screen is classified as multichannel and exhales
It is the video pictures 122-1 for waiting the self defined time for preceding automatic recording of conversing, another reality for being classified as multiway calling and waiting call
When video pictures 122-1 '.Right half part shows the video of 5 groups of waitings call in Fig. 5, indicates that 5 people are waiting call.
Operator can intuitively check that caller broadcasts in behavior act before this, and by the sliding block progress fast forward and fast reverse on screen
It puts;Or quickly check the audio or video of the self defined time of automatic recording before the call of Call Waiting call terminal, and
The real-time condition of the caller of Call Waiting call terminal judges the order of importance and emergency for waiting the intercommunication event of call, has carried out needle
Property is answered, to quickly handle call event.
The vision signal of multichannel picture in touch control display module 12 is transmitted to extraneous display by Video Expansion module 15
Equipment, the vision signal of multichannel picture are respectively following part signal or whole signals, the i.e. real-time video of current talking terminal
Signal, current talking terminal call before the vision signal of self defined time of automatic recording, multiway calling wait the logical of terminal
The vision signal of the self defined time of automatic recording and multiway calling wait the real time video signals of terminal before talking about.
Touch control display module 12 shows that the process of MCVF multichannel voice frequency and video can call the local in scheduling cache module 13 slow
It deposits, as the buffer area that positive recorded video is split, so the RAM of dispatching control module 11 will not cause card machine by a large amount of occupancy
Or the unsharp phenomenon of image quality after video parsing.The capacity of scheduling cache module 13 can be carried out according to the demand of different occasions
It expands, the form of storage medium can be increased to expand its capacity.When memory space occupies over preset value, for example, 60% when
It waits, audio and video file is uploaded to Cloud Server automatically;Or dispatching desk free time is set as by audio and video text
Part is uploaded to Cloud Server storage automatically.
Operator can also click to enter target by touch-control in touch control display module 12 and recall audio and video frequency signal
Broadcasting content, check that video content listens to effective acoustic information, with provide effectively help.Meanwhile operator passes through acquisition
Current talking caller's intercommunication information, and audio and video backtracking picture is combined to be judged, it, can when meeting with consulting class problem
Current talking is forwarded to client service center by call forwarding control module 17 or special technical staff answers, thus
Improve working efficiency and user satisfaction.
It is preferably electric together with above-mentioned scheduling signals transmission conversion module 14 can integrate with call forwarding control module 17
Words switching control module built-in signal transmits conversion module, which is the gateway of adaptive network interface, embedded with network transmission
Codec chip, ethernet network interface, telephone line network interface, telephony gateway Switching Module;Telephony gateway Switching Module can
By the signal converting of IP network to telephone network, and good communication efficiency can be established;Application of the invention is dispatching desk
After video intercom content of the operator to current talking is assessed, current event is directly handled, or pass through call forwarding
Control module 17 shifts current talking, and visual effect will be interrupted after transfer, directly reservation voice communication, switchable to fixed
Phone, mobile phone, the networking telephone are expected someone's call in network.
Paging phone module 16 includes microphone and loudspeaker, is mainly used for during video intercom and current talking terminal
Caller engage in the dialogue, preferred embodiment is that hand-held is paged and is equipped with one group of sound pick-up and loudspeaker on microphone handle, pages microphone
A noise reduction pickup is installed below the table base of the dispatching desk of connection, a detachable pickup is installed on frame
Microphone bar and a loudspeaker, can meet the communication effect under a variety of background noise environments.
Fig. 7 is a kind of structural schematic diagram of the terminal of the video intercom shown according to another exemplary embodiment, the terminal
For executing the function that terminal executes in any one implementation in corresponding embodiment in above-mentioned Fig. 2~Fig. 4.It should be pointed out that
For ease of description, the part of module of terminal 20 is listed in Fig. 7, but do not represent must be used in a certain specific embodiment it is listed
All functions in all modules or module, but need to select to combine different modules according to function.
Referring to Fig. 7, which includes:
Terminal control module 21 carries out calculation process to the audio-video signal of acquisition, and to the finger from dispatching desk 10
It enables, the instruction of Cloud Server 30 carries out dissection process;Encoding and decoding are carried out to the audio-video signal that the machine is recorded by embedded program
The video file compression of H.264 format is supported in processing;
Audio-video collection module 22 acquires the real-time audio and video signal of current talking caller, current talking caller
The audio-video signal of the self defined time of automatic recording before conversing;
Terminal buffers module 23, automatic recording is all customized before the call of current talking caller described in buffer memory
The audio-video signal of time, and stored according to chronological order, the entitled automatic time stamp of storage file;When institute's buffer memory
File size when reaching setting value, the file of institute's buffer memory is wiped, erasing sequence sorts according to time order and function, first
That records will preferentially be wiped;
Terminal signaling transmits conversion module 24, sends the audio-video signal of acquisition to Cloud Server;
Loudspeaker module 25 exports the audio signal of dispatching desk operator from Cloud Server transfer.
The terminal 20 is network video terminal, is powered on after being connected to visual-speaking system, and terminal control module 21 starts
Work, by the embedded program of terminal control module 31, publication instruction and codec functions, audio-video collection module 22 are small 24
When the video recording of continual automatic recording, be stored in the local cache ROM of terminal buffers module 23, storage time is that user is customized
Time can be 10 seconds, 30 seconds, 60 seconds;It is stored as MP4 formatted file according to time order and function sequence, due to terminal storage module
23 ROM memory space is limited, so the audio-video document that user's self defined time is recorded, it can be in the unmanned use of terminal 20
Or corresponding free time wipes the file of recording, erasing sequence sorts according to time order and function, and that first records will be excellent
First wipe;As 20 someone of terminal in use, the audio-video document currently recorded by synchronized upload into Cloud Server 30, be scheduled for
Platform 10 calls;User can in customized special time period by the audio of automatic recording before the call of current talking terminal 20 and
Video file is uploaded to Cloud Server 30.
In another embodiment, a kind of Cloud Server (not shown) is provided, the Cloud Server is for executing above-mentioned Fig. 2~figure
The function that Cloud Server executes in any one implementation in corresponding embodiment in 4.It should be pointed out that for ease of description, following
Description lists the partial function of Cloud Server, but does not represent and must use following all modules in a certain specific embodiment
Or all function in module, but need to select to combine different modules according to function.
The Cloud Server includes:
Obtain the real-time audio and video signal of current talking terminal;
Obtain current talking terminal call before automatic recording self defined time audio-video signal and to the audio-video
Signal carries out backtracking process and forms audio-video backtracking signal;
It obtains multiway calling and waits before the call of call terminal the audio-video signal of self defined time of automatic recording and right
The audio-video signal carries out backtracking process and forms audio-video backtracking signal;
Obtain the audio-video signal that multiway calling waits call terminal;
Obtain the audio signal of dispatching desk operator;
The audio-video signal of acquisition is named automatically, naming method is that the source place title of audio-video signal adds automatically
Timestamp;
The search pattern having permission to the audio-video of storage is set;
Audio-video backtracking to the self defined time of automatic recording before the call of the multiway calling waiting call terminal of acquisition
Video behavior in signal identified, audio signal carries out phonetic decision, will the audio-video recall in signal with it is non-just
The incoming call of normal picture and voice is sent to dispatching desk.
The backtracking process process of audio-video: by the decoding process of the service software in Cloud Server 30, the end that will acquire
Hold the video pictures in the self defined time of 20 automatic recordings to be disassembled, working process at single frames mode picture, then with
Picture is linked up into video or by picture in a manner of flashback according to counterclockwise retrodict in a manner of flashback by picture by Flash form
Diagram form presentation is turned over according to retrodicting counterclockwise, audio signal is forward play.
Above-mentioned Cloud Server can establish that the provincial platform resource in counties and cities is shared, and highest can integrate provincial only in 1024 counties and cities
Vertical server system, forms cloud communication system.The video intercom that the caller of terminal initiates every time is whole, preceding automatic recording of conversing
The backtracking audio-video of self defined time will all be uploaded to Cloud Server certainly, when storage, is automatically named as the site name of the terminal
Claim, and adds automatic time stamp convenient for searching.
It should be noted that dispatching desk provided by the above embodiment, Cloud Server and terminal be when realizing video intercom, only
The example of the division of the above functional modules, in practical application, can according to need and by above-mentioned function distribution by
Different functional modules is completed, i.e., the internal structure of equipment is divided into different functional modules, described above complete to complete
Portion or partial function.
In addition, the serial number of embodiments of the present invention method flow diagram does not represent just for the sake of description to implementation steps
Limitation.
Those of ordinary skill in the art will appreciate that realizing that all or part of the steps of above-described embodiment can pass through hardware
It completes, relevant hardware can also be instructed to complete by program, the program can store in a kind of computer-readable
In storage medium.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (17)
1. a kind of video intercom method, which is characterized in that the described method includes:
The real-time audio and video signal of current talking terminal is obtained from Cloud Server;
Signal is recalled from the audio-video of the self defined time of automatic recording before the call that Cloud Server obtains current talking terminal;
It is returned from the audio-video of the self defined time of automatic recording before the call that Cloud Server obtains multiway calling waiting call terminal
Trace back signal;
It acquires the audio signal of operator and exports the audio signal of the current talking terminal call person from the Cloud Server;
To the self defined time of automatic recording before the current talking terminal audio-video signal of acquisition, the call of current talking terminal
The audio-video signal that audio-video recalls operator of signal and acquisition carries out calculation process;
Show current talking terminal real time video signals, show current talking terminal call before automatic recording it is customized when
Between audio-video recall signal, display multiway calling wait call terminal call before automatic recording self defined time sound view
Frequency backtracking signal;
The audio signal of described operator of acquisition is sent to the Cloud Server;
Judge caller's according to the audio-video backtracking signal of the self defined time of automatic recording before the call of current talking terminal
Urgency level, and letter is recalled according to the audio-video of the self defined time of automatic recording before the call of multiway calling waiting call terminal
Number preferentially selected next conversation object.
2. the method according to claim 1, wherein the method also includes:
According to described operator to current talking terminal call content evaluation as a result, current talking is transferred to telephone network
Interior, the telephone network is fixed-line telephone, mobile phone or the networking telephone.
3. the method according to claim 1, wherein the method also includes:
The audio signal of operator described in buffer memory;
The real-time audio and video signal of current talking terminal described in buffer memory;
The audio-video of the self defined time of automatic recording recalls signal before the call of current talking terminal described in buffer memory;
The audio-video backtracking of the self defined time of automatic recording before the call of the waiting call terminal of multiway calling described in buffer memory
Signal.
4. the method according to claim 1, wherein the method also includes:
Output supports the vision signal of multichannel picture to external connection display equipment, and the multichannel picture is respectively current talking terminal
Real time video signals, current talking terminal call before automatic recording self defined time video backtracking signal and/or multichannel
The video of the self defined time of automatic recording recalls signal before the call of Call Waiting terminal.
5. the method according to claim 1, wherein the described method includes:
The real-time audio and video signal of Cloud Server acquisition current talking terminal;
Cloud Server obtain current talking terminal call before automatic recording self defined time audio-video signal and to the sound
Vision signal carries out backtracking process and forms audio-video backtracking signal;
The audio-video signal of the self defined time of automatic recording before the call of Cloud Server acquisition multiway calling waiting call terminal
And backtracking process is carried out to the audio-video signal and forms audio-video backtracking signal;
The audio signal of Cloud Server acquisition dispatching desk operator.
6. according to the method described in claim 5, it is characterized in that, the method also includes:
Self defined time of the Cloud Server to automatic recording before the call of the multiway calling waiting call terminal of acquisition
Audio-video backtracking signal in video behavior identified, audio signal carry out phonetic decision, by the audio-video recall believe
Incoming call in number with improper picture and voice is sent to dispatching desk.
7. the method according to claim 1, wherein the described method includes:
Acquire the real-time audio and video signal of current talking caller;
The audio-video signal of the self defined time of automatic recording before the call of acquisition current talking caller;
Export the audio signal of dispatching desk operator from Cloud Server transfer;
Calculation process is carried out to the real-time audio and video signal of the current talking caller of acquisition;
The audio-video signal of the self defined time of automatic recording before the call of the current talking caller of acquisition is sent to cloud service
Device.
8. the method according to the description of claim 7 is characterized in that the method also includes:
The audio-video signal of the self defined time of automatic recording before the call of current talking caller described in buffer memory, and according to
Chronological order storage, the entitled terminal network of storage file is called the roll plus automatic time stamp;
When the file size of institute's buffer memory reaches setting value, the file of institute's buffer memory is wiped, erasing sequence is pressed
It sorts according to time order and function, that first records will preferentially be wiped.
9. a kind of visual-speaking system, which is characterized in that the system comprises dispatching desk, Cloud Server and multiplex terminals:
The continuous audio-video signal of continual automatic recording self defined time per terminal all the way of the multiplex terminal;
Cloud Server obtain the real-time audio and video signal of current talking terminal, current talking terminal call before automatic recording from
The audio-video of the self defined time of automatic recording before the call of the audio-video signal, multiway calling waiting call terminal of definition time
Signal;
The Cloud Server exhales the audio-video signal of the self defined time of automatic recording, multichannel before the call of current talking terminal
Cry wait call terminal call before automatic recording self defined time audio-video signal carry out backtracking process formed audio-video
Recall signal;
The dispatching desk from Cloud Server obtain the real-time audio and video signal of current talking terminal, current talking terminal call before
The self defined time of automatic recording audio-video backtracking signal, multiway calling wait call terminal call before automatic recording from
The audio-video for defining the time recalls signal;
The dispatching desk acquires the audio signal of operator and exports the current talking terminal from the Cloud Server transfer
Real-time audio signal;
The dispatching desk believes the real-time audio and video of the audio-video signal of operator of acquisition and the current talking terminal of acquisition
Number carry out calculation process;
The dispatching desk shows the real time video signals of current talking terminal, shows automatic recording before the call of current talking terminal
Self defined time audio-video recall signal, display multiway calling wait call terminal call before automatic recording it is customized
The audio-video of time recalls signal;
The dispatching desk sends the audio signal of described operator to current talking terminal through the Cloud Server;
Judge caller's according to the audio-video backtracking signal of the self defined time of automatic recording before the call of current talking terminal
Urgency level, and letter is recalled according to the audio-video of the self defined time of automatic recording before the call of multiway calling waiting call terminal
Number preferentially selected next conversation object.
10. system according to claim 9, which is characterized in that the dispatching desk includes:
Scheduling signals transmit conversion module, and real-time audio and video signal, the current talking of current talking terminal are obtained from Cloud Server
Before the call of terminal before the call of the audio-video backtracking signal, multiway calling waiting call terminal of the self defined time of automatic recording
The audio-video of the self defined time of automatic recording recalls signal, sends the audio signal of operator to the Cloud Server;
Phone module is paged, the audio signal of operator is acquired and exports the reality of the current talking terminal from the Cloud Server
When audio signal;
Dispatching control module recalls the current talking of signal and acquisition to the audio-video signal of operator of acquisition, audio-video
The real-time audio and video signal of terminal carries out calculation process;
Touch control display module shows the real time video signals of current talking terminal, automatic before the call of display current talking terminal
The audio-video of the self defined time of recording recalls signal, display multiway calling wait automatic recording before the call of call terminal from
The audio-video for defining the time recalls signal.
11. system according to claim 10, which is characterized in that the dispatching desk further includes call forwarding control module:
The current talking is transferred in telephone network according to the assessment result of current talking content, the telephone network is solid
Determine phone, mobile phone or the networking telephone.
12. system according to claim 10, which is characterized in that the dispatching desk further includes scheduling cache module:
The audio signal of operator described in buffer memory;
The real-time audio and video signal of current talking terminal described in buffer memory;
The audio-video of the self defined time of automatic recording recalls signal before the call of current talking terminal described in buffer memory;
The audio-video backtracking of the self defined time of automatic recording before the call of the waiting call terminal of multiway calling described in buffer memory
Signal.
13. system according to claim 10, which is characterized in that the dispatching desk further include:
Video Expansion module, output support the vision signal of multichannel picture to external connection display equipment, and the multichannel picture is respectively
The video backtracking of the self defined time of automatic recording before the real time video signals of current talking terminal, the call of current talking terminal
The video of the self defined time of automatic recording recalls signal before the call of signal and/or multiway calling waiting terminal.
14. system according to claim 9, which is characterized in that the Cloud Server includes:
Obtain the real-time audio and video signal of current talking terminal;
Obtain current talking terminal call before automatic recording self defined time audio-video signal and to the audio-video signal
It carries out backtracking process and forms audio-video backtracking signal;
Obtain multiway calling wait call terminal call before automatic recording self defined time audio-video signal and to the sound
Vision signal carries out backtracking process and forms audio-video backtracking signal;
Obtain the audio signal of dispatching desk operator.
15. system according to claim 14, which is characterized in that the Cloud Server further include:
Audio-video backtracking to the self defined time of automatic recording before the call of the multiway calling waiting call terminal of acquisition
Video behavior in signal identified, audio signal carries out phonetic decision, will the audio-video recall in signal with it is non-just
The incoming call of normal picture and voice is sent to dispatching desk.
16. system according to claim 9, which is characterized in that the terminal includes:
Audio-video collection module, before acquiring the real-time audio and video signal of current talking caller, the call of current talking caller
The audio-video signal of the self defined time of automatic recording;
Loudspeaker module exports the audio signal of dispatching desk operator from Cloud Server transfer;
Terminal control module carries out calculation process to the audio-video signal of the current talking caller of acquisition;
Terminal signaling transmits conversion module, sends the audio-video signal of acquisition to Cloud Server.
17. system according to claim 16, which is characterized in that the terminal further include:
Terminal buffers module, all self defined times of automatic recording before the call of current talking caller described in buffer memory
Audio-video signal, and stored according to chronological order, the entitled automatic time stamp of storage file;
When the file size of institute's buffer memory reaches setting value, the file of institute's buffer memory is wiped, erasing sequence is pressed
It sorts according to time order and function, that first records will preferentially be wiped.
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CN113784005B (en) * | 2021-08-09 | 2023-12-05 | 深圳震有科技股份有限公司 | Voice call switching method, device, storage medium and equipment |
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