CN102595098A - Method and device for monitoring relative processing of video and audio information and business information - Google Patents
Method and device for monitoring relative processing of video and audio information and business information Download PDFInfo
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Abstract
The invention discloses a method and device for monitoring the relative processing of video and audio information and business information. The method comprises the following steps of: firstly, presetting a business information database; requesting for business information from the business information database, and classifying the obtained business information into business data and time data; inquiring a corresponding relation between the business information and monitoring equipment, the information of corresponding monitoring equipment and the information of superposition position of the business information; timing the time data; receiving the business information, information of the monitoring equipment and information of the superposition position, establishing channels communicated with the monitoring equipment, and superposing the business information to the monitoring information collected by the corresponding monitoring equipment in preset time according to the information of the superposition position. The method can realize the corresponding relevance and superposition of the business information and the video and audio data and is convenient for a video manager to timely and visually knowing on-the-job staff and business information in a monitoring scene when video and audio browsing is carried out.
Description
Technical field
The present invention relates to video monitoring and information management technique field, relate in particular to the method and apparatus of a kind of monitor video audio-frequency information and business information association process.
Background technology
At present; Video monitoring system is time, the location information in simple display monitoring zone on monitored picture just; Can not show this guarded region corresponding service information in real time, be not easy to administrative staff and know the information professional and personnel in the post under the monitoring scene at any time.When a situation arises near the video management person finds the guarded region in the monitored picture; Need contact staff in time; Often will arrive in the operation system administrative staff's information under the query monitor scene, this not only wastes great amount of time, even the chance that loses fast, solves a problem promptly.
Summary of the invention
The objective of the invention is to prior art problems; A kind of monitor video audio-frequency information that proposes and the method and apparatus of business information association process; Can make video flowing, audio stream and the corresponding also related stack in real time of service data information; And with the form output of superimposed data with stream; Realize the associated in correspondence and the stack of business information and sound, video data, make things convenient for the video management person is in time known staff on duty and business information thereof under the monitoring scene intuitively when carrying out sound, video tour.
According to an aspect of the present invention, the method for a kind of monitor video audio-frequency information and business information association process is provided, has comprised step:
A. preset service information database;
B. be divided into literal, image data and time data to said service information database requested service information, and with the business information that obtains;
C. inquire about corresponding relation between said business information and the watch-dog, corresponding watch-dog information and the superposed positions information of said business information to said service information database;
When D. said watch-dog being carried out the school through said time data;
E. receive said business information, watch-dog information and superposed positions information, according to the communication channel between said watch-dog information foundation and the said watch-dog;
F. in a Preset Time, be added in the monitor message that corresponding watch-dog gathers said business information and output according to said superposed positions information.
Preferably, said step B further comprises,
Obtain after the said business information said business information to be decoded and verification;
Classify according to the business information of data type after, obtain business datum and time data said decoding and verification.
Preferably, said step C also comprises,
If had said watch-dog information and superposed positions information in the buffer memory, then directly return said information;
Otherwise the information of inquiring about after will inquiring about in the said database is returned, and said information is deposited in the said buffer memory.
Preferably, said step D further comprises,
Said time data is carried out buffer memory;
According to the parameter that presets said time data is handled, comprised error correction and clock jump correction;
Proofread and correct said watch-dog according to revised time data.
Preferably, also comprise said time adjustment process is carried out log record.
Preferably, said step e further comprises,
For said business information is added timestamp;
Set up communication channel with said watch-dog;
Be added in the corresponding monitor message said business information and output according to said superposed positions information.
Preferably, the step of the communication channel of said foundation and said watch-dog also comprises,
Judge whether to set up the communication channel with said watch-dog, in this way, then directly return said communication channel;
As not, then according to said watch-dog information, set up communication channel to said watch-dog request, after said communication channel is set up, return said communication channel and deposit in the buffer memory;
Set up the communication channel failure like request, ask once more to connect by preliminary setting parameter;
As ask failure then with said watch-dog information, connection failure reason be connected number of attempt and write daily record.
According to a further aspect of the invention, the device of a kind of monitor video audio-frequency information and business information association process is provided also, has comprised module and overlap-add procedure module when service data acquisition module, business information are accepted module, stack administration module, school, wherein
Said service data acquisition module is used for to said service information database requested service information;
Said business information is accepted module, is used for the business information that obtains is divided into business datum and time data;
Said stack administration module is used for inquiring about corresponding relation between said business information and the watch-dog, corresponding watch-dog information and the superposed positions information of said business information to said service information database;
Module during said school is when being used for that said time data carried out the school;
Said overlap-add procedure module; Be used to receive said business information, watch-dog information and superposed positions information; According to said watch-dog information set up with said watch-dog between communication channel, in a Preset Time, be added to said business information in the monitor message that corresponding watch-dog gathers and export according to said superposed positions information.
Preferably, said business information is accepted module and is further used for,
Obtain after the said business information said business information to be decoded and verification;
Classify according to the business information of data type after, obtain business datum and time data said decoding and verification.
Preferably, said stack administration module also is used for,
If had said watch-dog information and superposed positions information in the buffer memory, then directly return said information;
Otherwise the information of inquiring about after will inquiring about in the said database is returned, and said information is deposited in the said buffer memory.
Preferably, module is further used for during said school,
Said time data is carried out buffer memory;
According to the parameter that presets said time data is handled, comprised error correction and clock jump correction;
Proofread and correct said watch-dog according to revised time data.
Preferably, module also is used for said time adjustment process is carried out log record during said school.
Preferably, said overlap-add procedure module is further used for,
For said business information is added timestamp;
Set up communication channel with said watch-dog;
Be added in the corresponding monitor message said business information and output according to said superposed positions information.
Preferably, said overlap-add procedure module also is used for,
Judge whether to set up the communication channel with said watch-dog, in this way, then directly return said communication channel;
As not, then according to said watch-dog information, set up communication channel to said watch-dog request, after said communication channel is set up, return said communication channel and deposit in the buffer memory.
Set up the communication channel failure like request, ask once more to connect by preliminary setting parameter;
As ask failure then with said watch-dog information, connection failure reason be connected number of attempt and write daily record.
Technique effect of the present invention is:
Through with video flowing, audio stream and service data information is corresponding and related stack in real time, and superimposed data is exported with the form that flows.Realize the associated in correspondence and the stack of business information and sound, video data; The person that makes things convenient for the video management is in time known staff on duty and business information thereof under the monitoring scene intuitively when carrying out sound, video tour; Whom is, when, what place, do what, business object be who etc.; Through this information; Understand on the one hand near the situation of the professional or generation of guarded region in the monitored picture in real time, understand on the other hand and look employed personnel's information and the contact method under the guarded region in the monitored picture, to employed personnel control, manage, supervision, reminding effect.When the video management person finds guarded region in the monitored picture, employed personnel or near generation abnormal conditions, can in time get in touch and link up and solve apace with staff on duty.
Other features and advantages of the present invention will be set forth in specification subsequently, and, partly from specification, become obvious, perhaps understand through embodiment of the present invention.The object of the invention can be realized through the structure that in the specification of being write, claims and accompanying drawing, is particularly pointed out and obtained with other advantages.
Through accompanying drawing and embodiment, technical scheme of the present invention is done further detailed description below.
Description of drawings
Accompanying drawing is used to provide further understanding of the present invention, and constitutes the part of specification, is used to explain the present invention with embodiments of the invention, is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is the flow chart of the method for a kind of monitor video audio-frequency information of the present invention and business information association process.
Fig. 2 is the structural representation of the device of a kind of monitor video audio-frequency information of the present invention and business information association process.
Embodiment
Below in conjunction with accompanying drawing the preferred embodiments of the present invention are described, should be appreciated that preferred embodiment described herein only is used for explanation and explains the present invention, and be not used in qualification the present invention.
As shown in Figure 1, the invention provides the method for a kind of monitor video audio-frequency information and business datum association process, its concrete steps are following:
Step 101, preset service information database;
Step 102, to said service information database requested service information, and the business information that obtains is divided into business datum and time data; Obtain after the said business information said business information to be decoded and verification; Classify according to the business information of data type after, obtain business datum and time data said decoding and verification.
Step 103, inquire about corresponding relation between said business information and the watch-dog, corresponding watch-dog information and the superposed positions information of said business information to said service information database; If had said watch-dog information and superposed positions information in the buffer memory, then directly return said information; Otherwise the information of inquiring about after will inquiring about in the said database is returned, and said information is deposited in the said buffer memory.
Step 104, when said time data is carried out the school; Said time data is carried out buffer memory; According to the parameter that presets said time data is handled, comprised error correction and clock jump correction; Proofread and correct said watch-dog according to revised time data, said time adjustment process is carried out log record.
Step 105, receive said business information, watch-dog information and superposed positions information, according to said watch-dog information set up and said watch-dog between communication channel.Wherein specifically be included as said business information and add timestamp; Set up communication channel with said watch-dog; Judge whether to set up the communication channel with said watch-dog, in this way, then directly return said communication channel; As not, then according to said watch-dog information, set up communication channel to said watch-dog request, after said communication channel is set up, return said communication channel and deposit in the buffer memory.Set up the communication channel failure like request, ask once more to connect by preliminary setting parameter; As ask failure then with said watch-dog information, connection failure reason be connected number of attempt and write daily record.
Step 106, in a Preset Time, said business information is added in the monitor message that corresponding watch-dog gathers according to said superposed positions information.Be added in the corresponding monitor message said business information and output according to said superposed positions information.
The present invention also provides the device of a kind of monitor video audio-frequency information and business datum association process, comprises module, overlap-add procedure module when service data acquisition module, business information are accepted module, stack administration module, school.Module was connected and the connection of described overlap-add procedure module when described stack administration module was accepted module with described school with described business information respectively, and described overlap-add procedure module is connected with camera and is connected to external equipment exports stack stream.
Described service data acquisition module regularly to professional and management system requested data, the data of asking are carried out fault-tolerant treatment, and carry out digital coding according to the form of internal system, the data after encoding are sent to described business information accept module.
Described business information is accepted module and after receiving data, at first data is decoded and data are carried out verification; Guarantee the validity of data; Data to obtaining are classified according to data type; And sorted data are sent to corresponding module according to data type handle, module was handled when time data was given described school, and business information is then given described stack administration module and is handled.
Can carry out buffer memory and the time is carried out fault-tolerant treatment time data in the certain hour after the module acquisition time data during described school; As judge whether business clock often beats; After carrying out certain inner strategy processing, will send to described stack administration module the time.
Described stack administration module provides the function of a definite superposed positions, can define the be added to position of image of business datum.The method of character stack definition is when carrying out the superposed positions definition; System can open the image that will superpose; The each several part content of the business information that the user can superpose drags on the corresponding position of video image, and system can preserve the position that the business information each several part will be added to automatically.
Described stack administration module provides a stack policy definition function of setting up business information and equipment corresponding relation, can confirm the information of the equipment that business information is added to based on this function.
Described stack administration module provides a policy resolution engine, and this engine comprises work such as the query requests of resolving position, the corresponding relation of confirming business datum and equipment, response service information corresponding equipment information and business information superposed positions that business information each several part content will be added to, corresponding relation modification detection.The inside of engine optimizes handling process, introduced the treatment effeciency that caching mechanism guarantees whole flow process.
Described stack administration module is after receiving business information; The request that meeting is obtained this business information corresponding equipment information and business information superposed positions to the initiation of policy resolution engine; The policy resolution engine can respond this request (the policy resolution engine guarantees to this part success return data) and return this business information corresponding equipment information and business information superposed positions; Module is given the overlap-add procedure module with all data forwarding after specified data validity.
The temporal information that described stack administration module module based on from described school the time is obtained when the equipment to the business information stack is arranged regularly carries out the school, guarantees the clock consistency.
Described overlap-add procedure module provides an overlap-add procedure engine; This engine can be resolved packet after receiving the packet that the stack administration module sends; Comprise the business information after resolving is added timestamp, utilized the facility information that from packet, parses, to facility information processing engine request apparatus for establishing communication channel etc.The overlap-add procedure engine can be to the facility information processing engine behind the preprocessed data; Request apparatus for establishing passage; After passage is set up (foundation of passage is guaranteed by the facility information processing engine); The overlap-add procedure engine can superpose Video stream information that obtains and business information (stack content, superposed positions) according to the ageing principle of real time data bag business datum, and output superimposed data stream.
Described overlap-add procedure module provides a facility information processing engine; This engine is responsible for setting up the communication channel with equipment; Keep with the normal of this equipment and be connected; And set up corresponding equipment information data structure (facility information, connect hours, last refresh time), this facility information data structure is dumped to the facility information processing engine.The facility information processing engine can be handled (comprise the invalid connection of cleaning, clear up overtime connection, connect validity test) by the facility information to buffer memory regularly, and the device processes engine guarantees to the module that needs the device talk passage effective communication channel to be provided.The device processes engine can be regularly with the facility information persistent storage in local file system, the assurance system can be by ensureing that the overlap-add procedure engine accomplishes the cleaning work under the abnormal conditions after unusual the reparation.
Described overlap-add procedure module provides one to ensure the overlap-add procedure engine, this engine regularly do not have the equipment of stack task to the device processes engine requests, and accomplish the stack cleaning work of not having the stack task device.
Described overlap-add procedure module is accomplished the stack work that front end is got video flowing, audio stream and professional Word message, and with the form output of superimposed data with stream.
For more detailed explanation implementation of the present invention, below through the application note technical scheme of the present invention in two specific fields.
Specific embodiment one
Business datum is with frontier inspection visualized management system data embodiment
As shown in Figure 2, business and management system 201 that the native system front end is integrated are frontier inspection visualized management systems.It is the corresponding channel number that reaches a standard, port code, the people's that reaches a standard passport NO., the operator's code in this control point of stack that the data stack requires.
Service data acquisition module 202 can regularly be asked frontier inspection visualized management system datas to professional and management system 201, has comprised the channel number that reaches a standard, port code, the people's that reaches a standard passport NO., operator's code, temporal information in the data of request.Service data acquisition module 202 converts the frontier inspection visualized management system data that obtains to internal system ability recognition data form; The data transaction that reaches a standard becomes p1^ reach a standard people's the professional and management system type of passport NO. ^ operator code ^ of channel number ^ port code ^ that reaches a standard; Time data is similar to convert the t1^ time to; And the data after will transforming encode, and send it to business information receiver module 203.
Business information receiver module 203 is handled the packet that receives and is handled according to type p1 and t1, and the data of type of service are given the stack administration module and handled, and module was handled when time data was given the school.
Professional stack administration module 204 is after receiving business datum; At first according to professional and management system type (this instance is a frontier inspection visualized management system); Obtain the business information (frontier inspection visualized management system data) that will superpose respectively; And in the policy resolution engine, search this reach a standard passage and port code corresponding equipment information and superposed positions information according to reach a standard channel number and port code; If had this channel number and port code corresponding equipment information and superposed positions information in the policy resolution engine cache; Then directly return this information, return otherwise the policy resolution engine can arrive the information of inquiring about in the database after will inquiring about, and information is put into the policy resolution engine cache; Can avoid carrying out the IO operation in immediate data storehouse when arriving, improve the efficient of whole stack administration module with the similar business information of box lunch.Professional laminating module can be with being transmitted to professional overlap-add procedure module 206 after finishing facility information and business information superposed positions information.
After professional stack administration module 204 temporal information that module 205 is sent when receiving by the school, work in the time of can using this time to accomplish the school to headend equipment, guarantee professional and the clock of management system and the clock of overlapping system keep consistency.
Module 205 is after receiving the time data that business information receiver module 203 sends during the school; At first can carry out buffer memory to time data; Strategy according to inside was handled the time; Comprise error correction, business and the correction of management system clock jump etc., the revised time is given work when professional stack administration module 204 is accomplished the school by 204 modules then.Module meeting and the problem of finding carried out log record during the school when revising in the time of carrying out is so that the later stage is carried out the problem investigation.
Overlap-add procedure module 206 is behind the packet (frontier inspection visualized management system data, facility information, superposed positions) that receives the transmission of professional stack administration module; Can at first add timestamp for the service data information of receiving (frontier inspection visualized management system data); And to facility information processing engine request apparatus for establishing communication channel; Whether the facility information processing engine is set up and this device talk passage at first can in engine cache, inquiring about after the request of receiving, if set up and being connected of this passage, then directly returns this communication channel; If do not find communication channel (it is invalid, overtime by cleaning not connect, connect); The facility information that then can provide according to packet is set up communication channel to device request, like the success of requesting service communication channel; Return this communication channel on the one hand; The opposing party puts into engine cache with this communication channel, and regularly safeguards the validity of communication channel by engine, then can inform like the request failure and set up communication channel failure (engine can attempt obtaining the device talk passage according to the principle of the time interval, limited number of times according to the strategy of inside).Facility information, connection failure reason, connect information such as number of attempt and can write daily record, so that carry out the problem investigation when carrying out later maintenance.
After overlap-add procedure module 206 is successfully obtained the device talk passage; If business datum (frontier inspection visualized management system data) does not surpass ageing (10 seconds); Then can with frontier inspection visualized management system business data (channel number that reaches a standard, port code, the people's that reaches a standard passport NO., operator's code) according to the superposed positions of its definition be added to corresponding video flowing in; And outputting video streams, if successfully do not obtain the device talk passage or successfully obtain the device talk passage, but business datum surpasses its ageing (10 seconds); The stack agent engine can directly be lost this packet; Do not carry out the stack of this business information (frontier inspection visualized management system data), can this information be write daily record simultaneously, so that carry out the problem investigation when carrying out later maintenance.
Overlap-add procedure module 206 is when carrying out deal with data; Built-in facility information processing engine can be regularly will the facility information data relevant be written to this file system and carry out persistent storage with operation system, accomplish the stack cleaning work of not having the task device that superposes and give information for ensureing the overlap-add procedure engine.
Specific embodiment two
Management data is embodiment with the duty management system data
What the native system front end was integrated is the duty management system.The data of native system collection comprise that watch's title, watch's contact method, watch leader, watch lead contact method, system time.
Service data acquisition module 202, this module can be regularly to professional and management system 201 requests personal data on duty, comprised contact method, system time that watch's title, watch's contact method, watch leader, watch lead in the data of request.Service data acquisition module 202 will obtain data transaction become internal system can recognition data form, and the data after will transforming encode, and send it to business information receiver module 203.
Professional stack administration module 204 is after receiving business datum; At first according to professional and management system type (this instance is the duty management system); Obtain the business information (information on duty) that will superpose respectively; In the policy resolution engine, search the facility information and the superposed positions information that will superpose,, then directly return this information if had this watch's corresponding equipment information and superposed positions information in the policy resolution engine cache; Otherwise the policy resolution engine can arrive the information of inquiring about in the database after will inquiring about and return; And information put into the policy resolution engine cache, and can avoid carrying out the IO operation in immediate data storehouse when arriving with the similar business information of box lunch, improve the efficient of whole stack administration module.Professional laminating module can be with being transmitted to professional overlap-add procedure module 206 after finishing facility information and business information superposed positions information.
After professional stack administration module 204 temporal information that module 205 is sent when receiving by the school, work in the time of can using this time to accomplish the school to headend equipment, guarantee professional and the clock of management system and the clock of overlapping system keep consistency.
Module 205 is after receiving the time data that business information receiver module 203 sends during the school; At first can carry out buffer memory to time data; Strategy according to inside was handled the time; Comprise error correction, business and the correction of management system clock jump etc., the revised time is given work when professional stack administration module 204 is accomplished the school by 204 modules then.Module meeting and the problem of finding carried out log record during the school when revising in the time of carrying out is so that the later stage is carried out the problem investigation.
Overlap-add procedure module 206 is behind the packet (information on duty, facility information, superposed positions) that receives the transmission of professional stack administration module; Can at first add timestamp for the service data information of receiving (information on duty); And to facility information processing engine request apparatus for establishing communication channel; Whether the facility information processing engine is set up and this device talk passage at first can in engine cache, inquiring about after the request of receiving, if set up and being connected of this passage, then directly returns this communication channel; If do not find communication channel (it is invalid, overtime by cleaning not connect, connect); The facility information that then can provide according to packet is set up communication channel to device request, like the success of requesting service communication channel; Return this communication channel on the one hand; The opposing party puts into engine cache with this communication channel, and regularly safeguards the validity of communication channel by engine, then can inform like the request failure and set up communication channel failure (engine can attempt obtaining the device talk passage according to the principle of the time interval, limited number of times according to the strategy of inside).Facility information, connection failure reason, connect information such as number of attempt and can write daily record, so that carry out the problem investigation when carrying out later maintenance.
After overlap-add procedure module 206 is successfully obtained the device talk passage; If it is ageing that business datum (data on duty) surpasses, then can with information on duty according to the superposed positions of its definition be added to corresponding video flowing in, and outputting video streams; If successfully do not obtain the device talk passage or successfully obtain the device talk passage; But business datum is ageing above it, and the stack agent engine can directly be lost this packet, does not carry out the stack of this business information (data on duty); Can this information be write daily record simultaneously, so that carry out the problem investigation when carrying out later maintenance.
Overlap-add procedure module 206 is when carrying out deal with data; Built-in facility information processing engine can be regularly will the facility information data relevant be written to this file system and carry out persistent storage with operation system, accomplish the stack cleaning work of not having the task device that superposes and give information for ensureing the overlap-add procedure engine.
One of ordinary skill in the art will appreciate that: all or part of step that realizes said method embodiment can be accomplished through the relevant hardware of program command; Aforesaid program can be stored in the computer read/write memory medium; This program the step that comprises said method embodiment when carrying out; And aforesaid storage medium comprises: various media that can be program code stored such as ROM, RAM, magnetic disc or CD.
What should explain at last is: the above is merely the preferred embodiments of the present invention; Be not limited to the present invention; Although the present invention has been carried out detailed explanation with reference to previous embodiment; For a person skilled in the art, it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement.All within spirit of the present invention and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (14)
1. the method for monitor video audio-frequency information and business information association process is characterized in that, comprises step:
A. preset service information database;
B. be divided into literal, image data and time data to said service information database requested service information, and with the business information that obtains;
C. inquire about corresponding relation between said business information and the watch-dog, corresponding watch-dog information and the superposed positions information of said business information to said service information database;
When D. said watch-dog being carried out the school through said time data;
E. receive said business information, watch-dog information and superposed positions information, according to the communication channel between said watch-dog information foundation and the said watch-dog;
F. in a Preset Time, be added in the monitor message that corresponding watch-dog gathers said business information and output according to said superposed positions information.
2. the method for monitor video audio-frequency information as claimed in claim 1 and business information association process is characterized in that, said step B further comprises,
Obtain after the said business information said business information to be decoded and verification;
Classify according to the business information of data type after, obtain business datum and time data said decoding and verification.
3. the method for monitor video audio-frequency information as claimed in claim 1 and business information association process is characterized in that, said step C also comprises,
If had said watch-dog information and superposed positions information in the buffer memory, then directly return said information;
Otherwise the information of inquiring about after will inquiring about in the said database is returned, and said information is deposited in the said buffer memory.
4. the method for monitor video audio-frequency information as claimed in claim 1 and business information association process is characterized in that, said step D further comprises,
Said time data is carried out buffer memory;
According to the parameter that presets said time data is handled, comprised error correction and clock jump correction;
Proofread and correct said watch-dog according to revised time data.
5. the method for monitor video audio-frequency information as claimed in claim 4 and business information association process is characterized in that, also comprises said time adjustment process is carried out log record.
6. the method for monitor video audio-frequency information as claimed in claim 1 and business information association process is characterized in that, said step e further comprises,
For said business information is added timestamp;
Set up communication channel with said watch-dog;
Be added in the corresponding monitor message said business information and output according to said superposed positions information.
7. the method for monitor video audio-frequency information as claimed in claim 6 and business information association process is characterized in that, the step of the communication channel of said foundation and said watch-dog also comprises,
Judge whether to set up the communication channel with said watch-dog, in this way, then directly return said communication channel;
As not, then according to said watch-dog information, set up communication channel to said watch-dog request, after said communication channel is set up, return said communication channel and deposit in the buffer memory;
Set up the communication channel failure like request, ask once more to connect by preliminary setting parameter;
As ask failure then with said watch-dog information, connection failure reason be connected number of attempt and write daily record.
8. the device of monitor video audio-frequency information and business information association process is characterized in that, comprises module and overlap-add procedure module when service data acquisition module, business information are accepted module, stack administration module, school, wherein
Said service data acquisition module is used for to said service information database requested service information;
Said business information is accepted module, is used for the business information that obtains is divided into business datum and time data;
Said stack administration module is used for inquiring about corresponding relation between said business information and the watch-dog, corresponding watch-dog information and the superposed positions information of said business information to said service information database;
Module during said school is when being used for that said time data carried out the school;
Said overlap-add procedure module; Be used to receive said business information, watch-dog information and superposed positions information; According to said watch-dog information set up with said watch-dog between communication channel, in the monitor message that in a Preset Time, said business information is added to the watch-dog collection corresponding according to said superposed positions information.
9. the device of monitor video audio-frequency information as claimed in claim 8 and business information association process is characterized in that, said business information is accepted module and is further used for,
Obtain after the said business information said business information to be decoded and verification;
Classify according to the business information of data type after, obtain business datum and time data said decoding and verification.
10. the device of monitor video audio-frequency information as claimed in claim 8 and business information association process is characterized in that, said stack administration module also is used for,
If had said watch-dog information and superposed positions information in the buffer memory, then directly return said information;
Otherwise the information of inquiring about after will inquiring about in the said database is returned, and said information is deposited in the said buffer memory.
11. the device of monitor video audio-frequency information as claimed in claim 8 and business information association process is characterized in that, module is further used for during said school,
Said time data is carried out buffer memory;
According to the parameter that presets said time data is handled, comprised error correction and clock jump correction;
Proofread and correct said watch-dog according to revised time data.
12. the device of monitor video audio-frequency information as claimed in claim 11 and business information association process is characterized in that, module also is used for said time adjustment process is carried out log record during said school.
13. the device of monitor video audio-frequency information as claimed in claim 8 and business information association process is characterized in that, said overlap-add procedure module is further used for,
For said business information is added timestamp;
Set up communication channel with said watch-dog;
Be added in the corresponding monitor message said business information and output according to said superposed positions information.
14. the device of monitor video audio-frequency information as claimed in claim 13 and business information association process is characterized in that, said overlap-add procedure module also is used for,
Judge whether to set up the communication channel with said watch-dog, in this way, then directly return said communication channel;
As not, then according to said watch-dog information, set up communication channel to said watch-dog request, after said communication channel is set up, return said communication channel and deposit in the buffer memory.
Set up the communication channel failure like request, ask once more to connect by preliminary setting parameter;
As ask failure then with said watch-dog information, connection failure reason be connected number of attempt and write daily record.
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