CN102572357B - The storage method and video monitoring system of a kind of video monitoring front-end - Google Patents
The storage method and video monitoring system of a kind of video monitoring front-end Download PDFInfo
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- CN102572357B CN102572357B CN201110458319.5A CN201110458319A CN102572357B CN 102572357 B CN102572357 B CN 102572357B CN 201110458319 A CN201110458319 A CN 201110458319A CN 102572357 B CN102572357 B CN 102572357B
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Abstract
The invention discloses a kind of storage method of video monitoring front-end and video monitoring system, and the storage strategy of configuration front end, the storage strategy include the frame number of storage per second on video monitoring front end equipment；Video monitoring front end equipment carries out front end storage according to the storage strategy of configuration, and when judging to meet trigger condition, the storage strategy is adjusted.Using the present invention, the video recording parameter of video monitoring can be dynamically adjusted according to demand, in the case of the limited storage space of front end, can reduce memory space to greatest extent, store more audio, video datas, the enough definition for ensureing video recording under emergency case of and can.
Description
Technical field
The present invention relates to multimedia communication field of video monitoring, more particularly to a kind of storage method of video monitoring front-end and
Video monitoring system.
Background technology
In video monitoring system, it is a very important work(to carry out storage to the video data of video monitoring front-end
Energy.In practical application, the video data of front end is to be stored in by the method for platform video recording in video monitoring platform equipment mostly.
Because video monitoring platform can be with external a variety of storage devices, the data volume of storage is big, and and can ensures the safety of data.But
Once network of the video monitoring front end equipment (also referred to as video monitoring front-end) between video monitoring platform occur to interrupt or
During failure, platform video recording does not just serve.In this case, must just front end be relied on to store, i.e. video monitoring front end equipment
Audio, video data is stored in local, that is, carries out front end video recording.
At present, the way of front end video recording typically first configures the parameters such as the resolution ratio of the video to be recorded a video, frame per second, then
It has been reconfigured at video recording plan (such as period of video recording).After configuration is good, in whole video process, the resolution ratio of video, frame
The parameters such as rate are constant always.The shortcomings that this way is can not be according to the situation dynamic adjustment video recording parameter of reality.In addition,
Due to front end limited storage space, therefore, the duration that existing front end video recording scheme also has video recording is shorter, can not store more
Audio, video data deficiency.
The content of the invention
Present invention solves the technical problem that it is to provide the storage method and video monitoring system of a kind of video monitoring front-end, energy
Enough dynamics according to demand adjust the video recording parameter of video monitoring.
In order to solve the above technical problems, the invention provides a kind of storage method of video monitoring front-end,
The storage strategy of front end is configured on video monitoring front end equipment, the storage strategy includes the frame of storage per second
Number；
The video monitoring front end equipment carries out front end storage according to the storage strategy of configuration, and is judging to meet
During trigger condition, the storage strategy is adjusted.
Further, methods described also includes：
The coding parameter of front end video recording plan and front end, the video monitoring front-end are configured on video monitoring front end equipment
Equipment carries out front end storage according to the front end video recording plan of configuration and the coding parameter；
Wherein, the front end video recording plan includes the period of one or more video recordings, and the coding parameter includes each
Video resolution, frame per second and code check corresponding to period.
Further, the trigger condition includes：The video monitoring front end equipment detects the presence of alarm or alarm
Recover；Or the video monitoring front end equipment detects network connection interruption or the recovery between video monitoring platform；
The video monitoring front end equipment is adjusted to the storage strategy, is specifically included：The video monitoring front-end
Equipment timing detects whether that whether alarm or the network connection between the video monitoring platform be present interrupts, and works as detection
To when alarm or network connection interruption between the video monitoring platform be present, the frame number of storage per second is configured to
Frame per second in the coding parameter；When detecting that alarm recovers or network connection between the video monitoring platform is extensive
When multiple, the frame number of storage per second is configured with less than the frame per second in the coding parameter.
Further, configured by the local client of the video monitoring front-end on the video monitoring front end equipment
The coding parameter or the storage strategy.
Further, remote monitoring client is matched somebody with somebody by the video monitoring platform on the video monitoring front end equipment
Put the coding parameter or the storage strategy.
Further, methods described also includes：
The monitor client inquires about front end video recording by the video monitoring platform to the video monitoring front end equipment
Data；
And the monitor client directly asks the program request and download of front end video recording to the video monitoring front end equipment.
Present invention also offers a kind of video monitoring system, the video monitoring system include video monitoring front end equipment,
Video monitoring front-end local client, video monitoring platform and monitor client, wherein：
The video monitoring front-end local client is used for, and the storage of front end is configured on the video monitoring front end equipment
Strategy；
The monitor client is used for, before being configured by the video monitoring platform on the video monitoring front end equipment
The storage strategy at end；
The video monitoring front end equipment is used for, and carries out front end storage according to the storage strategy of configuration, and judging
When going out to meet trigger condition, the storage strategy is adjusted；
Wherein, the storage strategy includes the frame number of storage per second.
Further, the video monitoring front-end local client is additionally operable to, and is matched somebody with somebody on the video monitoring front end equipment
Put the coding parameter of front end video recording plan and front end；
The monitor client is additionally operable to, and is configured by the video monitoring platform on the video monitoring front end equipment
Front end video recording plan and the coding parameter of front end；
The video monitoring front end equipment is additionally operable to, and is entered according to the front end video recording plan of configuration and the coding parameter
Row front end stores；
Wherein, the front end video recording plan includes the period of one or more video recordings, and the coding parameter includes each
Video resolution, frame per second and code check corresponding to period.
Further, the video monitoring front end equipment is used for, and judges whether to meet trigger condition in such a way, with
And the storage strategy is adjusted：
The video monitoring front end equipment timing detects whether alarm or the network between video monitoring platform be present
Whether connection is interrupted, will be every when detecting the presence of alarm or network connection interruption between the video monitoring platform
The frame number of second storage is configured to the frame per second being equal in the coding parameter；When detect alarm recover or with the video monitoring
When network connection between platform recovers, the frame number of storage per second is configured with less than the frame per second in the coding parameter.
Further, the monitor client is additionally operable to, by the video monitoring platform to the video monitoring front-end
Equipment query front end video recording data；And the program request and download of front end video recording are directly asked to the video monitoring front end equipment.
In summary, the present invention proposes a kind of intelligent storage implementation method of video monitoring front-end video recording, is adjusted by dynamic
The video parameter of whole video recording, reaches the Video data for both reducing front end storage, and and can enough ensures that the keys such as accident are occurring
In the case of video recording quality purpose, in the case of the limited storage space of front end, memory space can be reduced to greatest extent,
Store more audio, video datas, the enough definition for ensureing video recording under emergency case of and can.
Brief description of the drawings
Accompanying drawing described herein is used for providing a further understanding of the present invention, forms the part of the application, this hair
Bright schematic description and description is used to explain the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is the composition schematic diagram of the video monitoring system of the embodiment of the present invention；
Fig. 2 is that the video monitoring front-end local client of the embodiment of the present invention is matched somebody with somebody to video monitoring front-end progress storage strategy
The flow chart put；
Fig. 3 is that the monitor client of the embodiment of the present invention carries out the flow chart of storage strategy configuration to video monitoring front-end；
Fig. 4 is that the video monitoring front-end of the embodiment of the present invention carries out the flow chart of intelligent storage；
Fig. 5 is that the video monitoring front-end local client of the embodiment of the present invention carries out the flow chart of front recording order；
Fig. 6 is that the monitor client of the embodiment of the present invention carries out the flow chart of front recording order.
Embodiment
The storage method for the video monitoring front-end that present embodiment provides, using following scheme：
The storage strategy of front end is configured on video monitoring front end equipment, the storage strategy includes frame number of storage per second etc.
Store parameter；
Video monitoring front end equipment carries out front end storage according to the storage strategy of configuration, and is judging to meet trigger condition
When, storage strategy is adjusted automatically.
Wherein trigger condition can be：Video monitoring front end equipment detects the presence of alarm or alarm recovers；Or depending on
Frequency monitoring frontend detects the network connection interruption or recovery between video monitoring platform, etc..
Specifically, the storage method of the video monitoring front-end of present embodiment mainly includes following three parts：
Part I, video monitoring front-end coding and storage strategy configuration, are specifically included：
1) user configures front end coding ginseng by the local client of video monitoring front-end or the monitor client of distal end
Number.Such as different resolution ratio can be configured in the different periods, frame per second (frame number of coding per second when encoding) and code check.
2) user configures front end video recording meter by the local client of video monitoring front-end or the monitor client of distal end
Draw and storage strategy, wherein storage strategy includes some specific storage parameters, such as frame number of storage per second etc., to record
In the case of exigent, the frame number of storage per second can be configured to equally to carry out full frame according to the frame number of coding parameter to deposit
Storage；In the case of no particular/special requirement, the frame number of storage per second can be configured to deposited lower than the frame number of coding parameter
Storage, such as every 2 frame just store a frame.
Part II, the intelligent storage of video monitoring front-end, is specifically included：
1) video monitoring front-end first carries out front end storage according to the configuration parameter of user, to record current video during storage
Resolution ratio, decoded in order to be sent to local client or monitor client, and it is correct according to the frame number of actual storage
Accomplish fluently timestamp.Stored in the absence of configuration according to taking out frame, to save memory space.
2) video monitoring front-end timing has detected whether that (such as external input equipment alarm, movement occur for various alert events
Detecting), if alarm, then adjust automatically storage parameter, carries out full frame storage, to ensure video recording quality；And recover in alarm
Afterwards, it is automatically regulated to be and takes out frame storage.
3) network condition of video monitoring front-end timing detection and platform, in the event of network interruption, then adjust automatically is deposited
Parameter is stored up, carries out full frame storage, to ensure quality of recording a video；After network connection recovers, it is automatically regulated to be and takes out frame storage.
Part III, the inquiry and program request of video monitoring front-end video recording, is specifically included：
1) user inquires about front end video recording by the local client or monitor client of video monitoring front-end；Front monitoring front-end
Video recording list is returned into local client or monitor client.
2) local client or monitor client initiate recording order request to front monitoring front-end；Front monitoring front-end is by video recording
The parameters such as resolution ratio notify local client or monitor client.
3) local client or monitor client ask Video data to front monitoring front-end；Front monitoring front-end sends out Video data
To local client or monitor client.
4) parameter such as resolution ratio for the video recording that local client or monitor client receive before is decoded simultaneously
Play.
The video monitoring system that present embodiment provides, mainly including following equipment/device：
Video monitoring front-end (PU)：Audio/video information is provided, gathers warning message, and audio/video information can be passed through net
Network transmits, for user's viewing and program request；Or audio/video information is stored in local, for user's inquiry, program request and download.
Video monitoring platform：It is responsible for video monitoring service server, the processing business related to video monitoring, including connects
Enter, certification and the storage of Media Stream and distribution etc..
Monitor client (CU)：Can by platform or be directly connected to video monitoring front end equipment inquire about, program request and under
Carry video recording.Media Stream is received by network, decodes and shows video image.
Video monitoring front-end local client：Video monitoring front end equipment provide local client, can be to monitoring before
End is configured, the function such as control, video playback, video recording inquiry, program request and download.
For the object, technical solutions and advantages of the present invention are more clearly understood, below in conjunction with accompanying drawing to the present invention
Embodiment be described in detail.It should be noted that in the case where not conflicting, in the embodiment and embodiment in the application
Feature can mutually be combined.
As shown in figure 1, the video monitoring system of the embodiment of the present invention mainly includes：Video monitoring front-end local client,
Video monitoring front end equipment, video monitoring platform, and monitor client.
Wherein, by network connection between video monitoring front-end and video monitoring front-end local client, so that user is led to
Cross video monitoring front-end local client video monitoring front-end is carried out parameter configuration (including coding parameter, storage parameter etc.),
The functions such as the inquiry and program request of control and video recording.
Video monitoring front-end receives the management of video monitoring platform by network insertion to video monitoring platform.
Monitor client is realized to the parameter of front monitoring front-end (including coding parameter, storage parameter by video monitoring platform
Deng) configuration, control and the inquiry recorded a video.
Monitor client and video monitoring front-end are directly connected to, to receive the Video data of front monitoring front-end and to be broadcast
Put.
Video monitoring front-end is used for, and carrying out front end according to the front end video recording plan of configuration, coding parameter and storage parameter deposits
Storage；And when judging to meet trigger condition, the storage strategy is adjusted.
For example, video monitoring front end equipment timing detects whether alarm or the net between video monitoring platform be present
Whether network connection is interrupted, will be per second when detecting the presence of alarm or network connection interruption between video monitoring platform
The frame number of storage is configured to the frame per second being equal in coding parameter；Recover or between video monitoring platform when detecting to alarm
When network connection recovers, the frame per second that the frame number of storage per second is configured with less than in coding parameter.
Fig. 2 is that the user of the embodiment of the present invention deposits on video monitoring front-end local client to front monitoring front-end progress front end
The flow chart of storage strategy configuration.As shown in Fig. 2 the flow specifically includes following steps：
Step 201, the coding parameter of user configuration monitoring front end on video monitoring front-end local client, video monitoring
Front-end local client is asked to front monitoring front-end send configuration coding parameter.
Step 202, video monitoring front-end preserve coding parameter, and are compiled to video monitoring front-end local client send configuration
Code parameter response.
Step 203, user configure the storage strategy of front end, the storage strategy bag on video monitoring front-end local client
The front end storage parameter of configuration is included, the frame number of storage such as per second, video monitoring front-end local client is to video monitoring front-end
Send configuration front end stores parameter request.
Step 204, video monitoring front-end preserve front end storage parameter, and send and match somebody with somebody to video monitoring front-end local client
Put front end storage parameter response.
Fig. 3 is that the user of the embodiment of the present invention carries out front end storage strategy configuration on monitor client to front monitoring front-end
Flow chart.As shown in figure 3, the flow specifically includes following steps：
The coding parameter of step 301, user the configuration monitoring front end on monitor client, monitor client is to video monitoring
Platform send configuration coding parameter is asked.
Step 302, video monitoring platform are asked to video monitoring front-end send configuration coding parameter.
Step 303, video monitoring front-end preserve front end coding parameter, and to video monitoring platform send configuration coding parameter
Response.
Step 304, video monitoring platform respond to monitor client send configuration coding parameter.
Step 305, user the configuration monitoring front end on monitor client store parameter, and monitor client is put down to video monitoring
Platform send configuration front end stores parameter request.
Step 306, video monitoring platform store parameter request to video monitoring front-end send configuration front end.
Step 307, video monitoring front-end preserve front end storage parameter, and are stored to video monitoring platform send configuration front end
Parameter responds.
Step 308, video monitoring platform respond to monitor client send configuration front end storage parameter.
Because under normal circumstances, the image change of control point is little, user is not high to the content and quality requirement of video recording,
Various alarms such as only typically occur in emergency case, or just require that video recording is clear when network interruption.Therefore, this
Invention proposes a kind of default take out frame storage, only to being just automatically regulated to be when the content and higher quality requirement of video recording
The intelligent front end storage scheme of full frame storage.
Fig. 4 is the flow chart of the video monitoring front-end intelligent storage scheme of the embodiment of the present invention.As shown in figure 4, the flow
Specifically include following steps：
Step 401, video monitoring front-end carry out front end storage according to user configuration parameter, record current video during storage
Resolution ratio, and correctly accomplish fluently timestamp according to the frame number of actual storage.Stored in the absence of configuration according to taking out frame,
To save memory space.
Step 402, video monitoring front-end timing have detected whether that (such as external input equipment report occurs for various alert events
Alert, mobile detection), if alarm, then perform step 404；Otherwise, step 405 is performed.
Whether step 403, video monitoring front-end timing detection and the network of platform interrupt, in the event of network interruption, then
Perform step 404；Otherwise, step 405 is performed.
Step 404, adjust automatically storage parameter, carrying out full frame storage, (frame number of storage i.e. per second, which is equal to the coding, joins
Frame per second in number), to ensure quality of recording a video.
After full frame storage is adjusted to, if detecting that alarm recovers or detected network connection and recovers, it can adjust
It is whole to be stored to take out frame.
Step 405, using take out frame storage (frame number of storage i.e. per second be less than the coding parameter in frame per second), with saving
Front end memory space.
Fig. 5 is the flow chart that front recording order is monitored by local client of the embodiment of the present invention.Such as Fig. 5 institutes
Show, the flow specifically includes following steps：
Step 501, user inquire about front end video recording by local client, and video monitoring front-end local client is supervised to video
Control front end and send inquiry front end video recording list request.
Step 502, video monitoring front-end send front end video recording list response to local client.
Step 503, user's selection need the video recording of program request, before video monitoring front-end local client is sent to front monitoring front-end
Hold recording order request.
Step 504, video monitoring front-end send front recording order response to video monitoring front-end local client, and led to
Know the coding parameter of client video recording.
Step 505, local client ask Video data to front monitoring front-end, and video monitoring front-end local client is to monitoring
Ask front end video recording data in front end.
Step 506, video monitoring front-end return to front end video recording data to video monitoring front-end local client.
After video monitoring front-end local client receives front end video recording data, decoded and play video recording.
Fig. 6 is the flow chart that front recording order is monitored by monitor client of the embodiment of the present invention.Such as Fig. 6 institutes
Show, the flow specifically includes following steps：
Step 601, user inquire about front end video recording by monitor client, and monitor client sends to video monitoring platform and looked into
Ask front end video recording list request.
Step 602, video monitoring platform send inquiry front end video recording list request to video monitoring front-end.
Step 603, video monitoring front-end send inquiry front end video recording list response to video monitoring platform.
Step 604, video monitoring platform send inquiry front end video recording list response to monitor client.
Step 605, user's selection need the video recording of program request, and monitor client sends front end video recording point to video monitoring front-end
Broadcast request.
Step 606, video monitoring front-end send front recording order response, notice monitor client record to monitor client
The coding parameter of picture.
Step 607, monitor client ask front end video recording data to video monitoring front-end.
Step 606, video monitoring front-end return to front end video recording data to monitor client.
After monitor client receives front end video recording data, decoded and play video recording.
The detailed implementation steps of the present invention are further illustrated below in conjunction with a concrete application example.
Step 1, user configure front end storage strategy by video monitoring front-end local client or monitor client.
Step 2, video monitoring front-end preserve front end storage strategy.
Step 3, video monitoring front-end carry out video recording storage according to the storage strategy of user, default to be deposited according to taking out frame
Storage.
When step 4, video monitoring front-end have detected that alarm or network interruption occur, adjust automatically storage parameter, enter
Row full frame stores.
Step 5, after alarm or network recovery, video monitoring front-end again adjust automatically parameter, return to take out frame storage.
Step 6, user carry out front end video recording inquiry by video monitoring front-end local client or monitor client.
Front end video recording list is sent to video monitoring front-end local client or monitoring by step 7, video monitoring front-end
Client.
Step 8, user select video recording to carry out program request.
Step 9, video monitoring front-end local client or monitor client ask Video data to video monitoring front-end.
Video data is sent to video monitoring front-end local client or monitoring client by step 10, video monitoring front-end
End.
Step 11, video monitoring front-end local client or monitor client are decoded the Video data received
And play.
In summary, using the method for the present invention, at least have the advantages that：
1st, front end video recording parameter can be dynamically adjusted, memory space can be saved to greatest extent, and can enough ensures
The video recording quality under the critical situations such as accident occurs；
2nd, flexible front end storage strategy can be set to video monitoring front-end, meets that user records a video to video monitoring front-end
Different requirements.
It these are only that the present invention's is preferable to carry out case, be not intended to limit the invention, the present invention can also have other
Various embodiments, in the case of without departing substantially from spirit of the invention and its essence, those skilled in the art can be according to this hair
It is bright to make various corresponding changes and deformation, but these corresponding changes and deformation should all belong to appended claims of the invention
Protection domain.
Obviously, those skilled in the art should be understood that above-mentioned each module of the invention or each step can be with general
Computing device realize that they can be concentrated on single computing device, or be distributed in multiple computing devices and formed
Network on, alternatively, they can be realized with the program code that computing device can perform, it is thus possible to they are stored
Performed in the storage device by computing device, and in some cases, can be with different from shown in order execution herein
The step of going out or describing, they are either fabricated to each integrated circuit modules respectively or by multiple modules in them or
Step is fabricated to single integrated circuit module to realize.So, the present invention is not restricted to any specific hardware and software combination.
Claims (6)
- A kind of 1. storage method of video monitoring front-end, it is characterised in thatThe storage strategy of front end is configured on video monitoring front end equipment, the storage strategy includes the frame number of storage per second；The video monitoring front end equipment carries out front end storage according to the storage strategy of configuration, and is judging to meet triggering During condition, the storage strategy is adjusted；Wherein：The coding parameter of front end video recording plan and front end, the video monitoring front end equipment are configured on video monitoring front end equipment Front end storage is carried out according to the front end video recording plan of configuration and the coding parameter；Wherein, the front end video recording plan includes the period of one or more video recordings, and the coding parameter includes each time Video resolution, frame per second and code check corresponding to section；The trigger condition includes：The video monitoring front end equipment detects the presence of alarm or alarm recovers；It is or described Video monitoring front end equipment detects the network connection interruption or recovery between video monitoring platform；The video monitoring front end equipment is adjusted to the storage strategy, is specifically included：The video monitoring front end equipment Timing detects whether that whether alarm or the network connection between the video monitoring platform be present interrupts, and deposits when detecting In alarm or the network connection interruption between the video monitoring platform, the frame number of storage per second is configured to be equal to institute State the frame per second in coding parameter；When detecting that alarm recovers or network connection between the video monitoring platform recovers When, the frame number of storage per second is configured with less than the frame per second in the coding parameter.
- 2. the method as described in claim 1, it is characterised in thatThe coding parameter is configured on the video monitoring front end equipment by the local client of the video monitoring front-end Or the storage strategy.
- 3. the method as described in claim 1, it is characterised in thatRemote monitoring client configures the coding ginseng by the video monitoring platform on the video monitoring front end equipment Several or described storage strategy.
- 4. method as claimed in claim 3, it is characterised in that methods described also includes：The monitor client inquires about front end video recording data by the video monitoring platform to the video monitoring front end equipment；And the monitor client directly asks the program request and download of front end video recording to the video monitoring front end equipment.
- 5. a kind of video monitoring system, it is characterised in that the video monitoring system includes video monitoring front end equipment, video is supervised Front-end local client, video monitoring platform and monitor client are controlled, wherein：The video monitoring front-end local client is used for, and the storage plan of front end is configured on the video monitoring front end equipment Slightly；The monitor client is used for, and front end is configured on the video monitoring front end equipment by the video monitoring platform Storage strategy；The video monitoring front end equipment is used for, and carries out front end storage according to the storage strategy of configuration, and judging completely During sufficient trigger condition, the storage strategy is adjusted；Wherein, the storage strategy includes the frame number of storage per second；The video monitoring front-end local client is additionally operable to, and front end video recording plan is configured on the video monitoring front end equipment With the coding parameter of front end；The monitor client is additionally operable to, and front end is configured on the video monitoring front end equipment by the video monitoring platform Video recording plan and the coding parameter of front end；The video monitoring front end equipment is additionally operable to, before being carried out according to the front end video recording plan of configuration and the coding parameter End storage；Wherein, the front end video recording plan includes the period of one or more video recordings, and the coding parameter includes each time Video resolution, frame per second and code check corresponding to section；The video monitoring front end equipment is used for, and judges whether to meet trigger condition in such a way, and to the storage Strategy is adjusted：The video monitoring front end equipment timing detects whether alarm or the network connection between video monitoring platform be present Whether interrupt, when detecting the presence of alarm or network connection interruption between the video monitoring platform, deposited per second The frame number of storage is configured to the frame per second being equal in the coding parameter；When detect alarm recover or with the video monitoring platform Between network connection recover when, the frame number of storage per second is configured with less than the frame per second in the coding parameter.
- 6. system as claimed in claim 5, it is characterised in thatThe monitor client is additionally operable to, and is inquired about front end to the video monitoring front end equipment by the video monitoring platform and is recorded As data；And the program request and download of front end video recording are directly asked to the video monitoring front end equipment.
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| CN201110458319.5A CN102572357B (en) | 2011-12-31 | 2011-12-31 | The storage method and video monitoring system of a kind of video monitoring front-end |
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