CN103167313B - Video monitoring service quality measuring method, system and quality measuring server - Google Patents
Video monitoring service quality measuring method, system and quality measuring server Download PDFInfo
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- CN103167313B CN103167313B CN201110404648.1A CN201110404648A CN103167313B CN 103167313 B CN103167313 B CN 103167313B CN 201110404648 A CN201110404648 A CN 201110404648A CN 103167313 B CN103167313 B CN 103167313B
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Abstract
The invention discloses a video monitoring service quality measuring method, a system and a quality measuring server. In the video monitoring service quality measuring method, the quality measuring server obtains current video information, corresponding to equipment information, collected by video monitoring equipment in current time from a video monitoring service server at preset time intervals. When indicators of image quality of the current video information are beyond a preset range, historical video information of the video monitoring equipment is acquired through the video monitoring service server, and a reference value is calculated on the base of the historical video information. Judging whether the indicators of the image quality of the current video information are within the allowable range of the reference value or not, if the indicators of the image quality of the current video information are beyond the allowable range, the quality measuring server sends warning information of abnormal video quality to a quality management server. Due to the fact that definite scenes are referred to when the image quality of the current video information is judged, probability of generating incorrect warning information is reduced, and cost of system maintenance is lowered.
Description
Technical field
The present invention relates to field of network transmission, particularly relate to video monitoring service quality detecting method and system, quality test server.
Background technology
Current digital supervision has become the main flow in video monitoring market, such as " global eyes " be China Telecom provide based on IP Internet Protocol (Internet Protocol, be called for short: IP) the monitoring remote video business of technology and broadband network.By Network Video Surveillance business platform, networking processing is carried out in dispersion, independently monitor video image, realize trans-regional unified monitoring, unified management and classification store, meet user and carry out the needs that remote monitoring, management and information transmits.
In the video monitoring system of such as " global eyes ", the quality of video image is most important.At present, the running status of video monitoring system mainly relies on hand inspection, and namely by monitor screen, staff checks that multiple video image identifies the running status of video monitoring system.The defect of this method is the easy fatigue of staff and easily omits, and fault discovery not in time.In order to overcome this defect, occur utilizing image processing techniques automatically to identify the scheme of video image quality.Test platform obtains real-time video information from video monitoring system, judges whether this enforcement video information meets the demands, if do not meet the demands, then provide warning message to staff, staff safeguards accordingly according to warning message.Although this scheme can overcome the defect of hand inspection, but fail to consider the concrete scene residing for video monitoring equipment, such as when causing video image to worsen because of weather reason, test platform still can produce warning message, thus add the probability producing fault warning message, improve the cost of system maintenance.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of video monitoring service quality detecting method and system, quality test server, thus video image quality can be judged according to the concrete scene of video monitoring equipment, reduce the probability producing fault warning message, reduce the cost of system maintenance.
According to an aspect of the present invention, provide a kind of video monitoring service quality detecting method, comprising:
Quality test server selects the facility information of video monitoring equipment from the list of devices prestored;
Quality test server obtains from video monitoring service server the current video information that the video monitoring equipment corresponding with facility information gather in current time with predetermined time interval;
Quality test server calculates the image quality index of current video information, judges whether described image quality index exceeds preset range;
If described image quality index exceeds preset range, quality test server obtains the history video information of described video monitoring equipment from video monitoring service server, the video information gathered in the current time frame of wherein history video information every day that is described video monitoring equipment in front N days, N be greater than 1 natural number;
Quality test server selects the video information meeting image quality index requirement as reference historical information in history video information, and the image quality index mean value of computing reference historical information is as reference fiducial value;
Quality test server judges the difference between the image quality index of current video information and described reference data value, whether exceeds preset range with the ratio of reference data value;
If described ratio exceeds preset range, quality test server sends the warning message of described video monitoring equipment video quality exception to quality management server.
According to an aspect of the present invention, provide a kind of quality test server, comprise memory cell, the first selected cell, the second selected cell, acquiring unit, computing unit, the first recognition unit, the second recognition unit, warning unit, wherein:
Memory cell, for memory device list, wherein list of devices comprises the facility information of video monitoring equipment;
First selected cell, for selecting the facility information of video monitoring equipment from memory cell;
Acquiring unit, for the described facility information selected according to the first selected cell, obtains from video monitoring service server the current video information that the video monitoring equipment corresponding with facility information gather in current time with predetermined time interval; According to the instruction of the first recognition unit, obtain the history video information of described video monitoring equipment from video monitoring service server;
Computing unit, for the described current video information obtained according to acquiring unit, calculates the image quality index of current video information; According to the instruction of the second selected cell, the image quality index mean value of computing reference historical information is using as with reference to fiducial value;
First recognition unit, for judging whether described image quality index exceeds preset range; If described image quality index exceeds preset range, acquiring unit is then indicated to obtain the history video information of described video monitoring equipment from video monitoring service server, the video information gathered in the current time frame of wherein history video information every day that is described video monitoring equipment in front N days, N be greater than 1 natural number;
Second selected cell, for the described history video information obtained according to acquiring unit, the video information selecting to meet image quality index requirement in history video information using as with reference to historical information, and indicates the image quality index mean value of computing unit computing reference historical information using as with reference to fiducial value;
Second recognition unit, for the image quality index of current video information that calculates according to computing unit and described reference data value, judge the difference between the image quality index of current video information and described reference data value, whether exceed preset range with the ratio of reference data value;
Warning unit, for the judged result according to the second recognition unit, if described ratio exceeds preset range, sends the warning message of described video monitoring equipment video quality exception to quality management server.
According to an aspect of the present invention, provide a kind of video monitoring service quality test system, this system comprises quality test server, video monitoring service server and quality management server, wherein:
Quality test server, for selecting the facility information of video monitoring equipment from the list of devices prestored; Obtain from video monitoring service server the current video information that the video monitoring equipment corresponding with facility information gather in current time with predetermined time interval; Calculate the image quality index of current video information, judge whether described image quality index exceeds preset range; If described image quality index exceeds preset range, the history video information of described video monitoring equipment is then obtained from video monitoring service server, the video information gathered in the current time frame of wherein history video information every day that is described video monitoring equipment in front N days, N be greater than 1 natural number; In history video information, select the video information meeting image quality index requirement as reference historical information, and the image quality index mean value of computing reference historical information is as reference fiducial value; Judge the difference between the image quality index of current video information and described reference data value, whether exceed preset range with the ratio of reference data value; If described ratio exceeds preset range, then send the warning message of described video monitoring equipment video quality exception to quality management server;
Video monitoring service server; Current video information for being obtained by the video monitoring equipment corresponding with described facility information sends to quality test server; The video information gathered in the current time frame of the video monitoring equipment corresponding with described facility information every day in front N days is sent to quality test server as history video information;
Quality management server, for receiving and the warning message of the video quality exception of display quality testing server transmission.
The present invention selects the facility information of video monitoring equipment from the list of devices prestored by quality test server, obtain from video monitoring service server the current video information that the video monitoring equipment corresponding with facility information gather in current time with predetermined time interval, calculate the image quality index of current video information, judge whether image quality index exceeds preset range.If described image quality index exceeds preset range, quality test server obtains the history video information of described video monitoring equipment from video monitoring service server, the video information gathered in the current time frame of wherein history video information every day that is described video monitoring equipment in front N days, N be greater than 1 natural number.Quality test server selects the video information meeting image quality index requirement as reference historical information in history video information, and the image quality index mean value of computing reference historical information is as reference fiducial value, judge the difference between the image quality index of current video information and described reference data value, whether exceed preset range with the ratio of reference data value.If described ratio exceeds preset range, quality test server sends the warning message of described video monitoring equipment video quality exception to quality management server.Due to the video information gathered in the same time range of every day that also with reference to this video monitoring equipment when judging the picture quality of current video information in front N days, thus decreasing the probability producing fault warning message, reducing the cost of system maintenance.
Description of the invention provides in order to example with for the purpose of describing, and is not exhaustively or limit the invention to disclosed form.Many modifications and variations are obvious for the ordinary skill in the art.Selecting and describing embodiment is in order to principle of the present invention and practical application are better described, and enables those of ordinary skill in the art understand the present invention thus design the various embodiments with various amendment being suitable for special-purpose.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of a video monitoring service quality detecting method of the present invention embodiment.
Fig. 2 is the schematic diagram of another embodiment of video monitoring service quality detecting method of the present invention.
Fig. 3 is the schematic diagram of quality test server of the present invention to a video monitoring service server log method embodiment.
Fig. 4 is the schematic diagram of a quality test server of the present invention embodiment.
Fig. 5 is the schematic diagram of another embodiment of quality test server of the present invention.
Fig. 6 is the schematic diagram of the another embodiment of quality test server of the present invention.
Fig. 7 is the schematic diagram of a video monitoring service quality test system of the present invention embodiment.
Embodiment
With reference to the accompanying drawings the present invention is described more fully, exemplary embodiment of the present invention is wherein described.
Fig. 1 is the schematic diagram of a video monitoring service quality detecting method of the present invention embodiment.As shown in Figure 1, the video monitoring service quality detecting method of this embodiment is as follows:
Step 101, quality test server selects the facility information of video monitoring equipment from the list of devices prestored.
Step 102, quality test server obtains from video monitoring service server the current video information that the video monitoring equipment corresponding with facility information gather in current time with predetermined time interval.
Step 103, quality test server calculates the image quality index of current video information.
Step 104, quality test server judges whether image quality index exceeds preset range.
Step 105, if described image quality index exceeds preset range, quality test server obtains the history video information of described video monitoring equipment from video monitoring service server, the video information gathered in the current time frame of wherein history video information every day that is described video monitoring equipment in front N days, N be greater than 1 natural number.
Step 106, quality test server selects the video information meeting image quality index requirement as reference historical information in history video information, and the image quality index mean value of computing reference historical information is as reference fiducial value.
Step 107, quality test server judges the difference between the image quality index of current video information and described reference data value, whether exceeds preset range with the ratio of reference data value.
Step 108, if described ratio exceeds preset range, quality test server sends the warning message of described video monitoring equipment video quality exception to quality management server.
Based on the video monitoring service quality detecting method that the above embodiment of the present invention provides, from the list of devices prestored, the facility information of video monitoring equipment is selected by quality test server, obtain from video monitoring service server the current video information that the video monitoring equipment corresponding with facility information gather in current time with predetermined time interval, calculate the image quality index of current video information, judge whether image quality index exceeds preset range.If described image quality index exceeds preset range, quality test server obtains the history video information of described video monitoring equipment from video monitoring service server, the video information gathered in the current time frame of wherein history video information every day that is described video monitoring equipment in front N days, N be greater than 1 natural number.Quality test server selects the video information meeting image quality index requirement as reference historical information in history video information, and the image quality index mean value of computing reference historical information is as reference fiducial value, judge the difference between the image quality index of current video information and described reference data value, whether exceed preset range with the ratio of reference data value.If described ratio exceeds preset range, quality test server sends the warning message of described video monitoring equipment video quality exception to quality management server.Due to the video information gathered in the same time range of every day that also with reference to this video monitoring equipment when judging the picture quality of current video information in front N days, thus decreasing the probability producing fault warning message, reducing the cost of system maintenance.
According to the present invention's specific embodiment, the image quality index of real-time video information comprises video image clarity index and/or video image illumination index.Video image clarity index and video image illumination index all can adopt image processing techniques of the prior art to obtain.Wherein video image clarity index relate to focus on improper, camera lens is aging, camera cloud mirror dysfunction, foreign matter block or people is that to hoodwink the video image caused fuzzy; The continuation shake that camera instability or outside judder etc. cause; The noise of video image caused due to various interference, such as snow noise, strip noise etc.; Due to the freeze frame etc. that camera fault causes.Video image illumination index relate to because of unit exception, lighting condition is abnormal and the image that causes is crossed secretly, excessively bright etc.
For video image illumination index, this enforcement is described below.
By test, find that the video image illumination index of a certain video monitoring equipment between certain 9 o'clock to 10 o'clock Monday morning is 90, and the normal range (NR) of video image illumination index is 95-215.According to existing detection method, quality test server now will send warning message to quality management server.
And in week before this, between 9 o'clock to 10 o'clock of every morning, the video image illumination index of this video monitoring equipment is as shown in table 1.
| Time | Monday | Tuesday | Wednesday | Thursday | Friday | Saturday | Sunday |
| Illumination index | 120 | 101 | 97 | 85 | 105 | 102 | 99 |
Table 1
As can be seen from Table 1, on the same time period within this week, the video image illumination index value measured by this video monitoring equipment is generally on the low side, and this is because this period of time has the natural cause such as mist, sky the moon.In Table 1, the illumination index measured owing to only there being Thursday does not meet the demands, thus using the video image of 6 days of other except Thursday as with reference to historical information, thus reference data value can be calculated, be namely 104 with reference to the video image illumination index mean value of historical information.Difference between the video image illumination index of this video monitoring equipment between certain 9 o'clock to 10 o'clock Monday morning above-mentioned and reference data value is 14, and the ratio between this difference and reference data value is 13.5%.Consider natural causes such as having mist, sky cloudy in the recent period, the video image illumination index departed within reference data value 20% can be set in and all belong to normal range (NR).Therefore, although the video image illumination index of this video monitoring equipment between certain 9 o'clock to 10 o'clock Monday morning above-mentioned does not belong to normal range (NR), but by considering the concrete scene residing for this video monitoring equipment, can assert lower than normal range (NR), measured video image illumination index does not represent that current video supervisory control system breaks down, thus warning message need not be sent to quality management server.Because this reducing the probability producing fault warning message, reduce the cost of system maintenance.
According to another specific embodiment of the present invention, the Image Saving that video monitoring equipment gathers by video monitoring service server is at local or distal center server.
Fig. 2 is the schematic diagram of another embodiment of video monitoring service quality detecting method of the present invention.As shown in Figure 2, the video monitoring service quality detecting method of this embodiment is as follows:
Step 201, quality test server selects the facility information of video monitoring equipment from the list of devices prestored.
Step 202, quality test server is with predetermined time interval to first request message of video monitoring service server transmission for obtaining video monitoring equipment current video information, and wherein the first request message comprises facility information.
Step 203, video monitoring service server obtains current video information from the video monitoring equipment corresponding with described facility information after receiving the first request message of quality test server transmission.
Step 204, current video information is sent to quality test server by video monitoring service server.
Step 205, quality test server judges whether the current video information receiving the transmission of video monitoring service server within the scheduled time.If do not receive the described current video information that video monitoring service server sends within the scheduled time, perform step 206; If receive the described current video information that video monitoring service server sends within the scheduled time, perform step 207.
Step 206, quality test server sends the warning message that cannot read described video monitoring equipment current video information to quality management server.Afterwards, other step of the present embodiment is no longer performed.
Step 207, quality test server calculates the image quality index of current video information.
Step 208, quality test server judges whether image quality index exceeds preset range.If image quality index exceeds preset range, then perform step 209; If image quality index does not exceed preset range, return step 202.
Step 209, quality test server sends the second request message for obtaining described video monitoring equipment history video information to video monitoring service server, and wherein the second request message comprises described facility information.
Step 210, video monitoring service server obtains the video information gathered in the current time frame of corresponding with described facility information video monitoring equipment every day in front N days after receiving the second request message that quality test server sends.
Step 211, the video information of acquisition is sent to quality test server as history video information by video monitoring service server.
Step 212, quality test server judges whether the history video information receiving the transmission of video monitoring service server within the scheduled time.If do not receive the history video information that video monitoring service server sends within the scheduled time, perform step 213; If receive the history video information that video monitoring service server sends within the scheduled time, perform step 214.
Step 213, quality test server sends the warning message that cannot read described video monitoring equipment history video information to quality management server.Afterwards, other step of the present embodiment is no longer performed.
Step 214, quality test server selects the video information meeting image quality index requirement as reference historical information in history video information, and the image quality index mean value of computing reference historical information is as reference fiducial value.
Step 215, quality test server judges the difference between the image quality index of current video information and described reference data value, whether exceeds preset range with the ratio of reference data value.If ratio exceeds preset range, perform step 216.If ratio does not exceed preset range, return step 202.
Step 216, quality test server sends the warning message of video monitoring equipment video quality exception to quality management server.
In this embodiment, while the current video information of video monitoring equipment is detected, whether the current video image that can also detect video monitoring equipment can read, and whether the history video image of video monitoring equipment can call, thus can realize more fully detecting video monitoring system.
Fig. 3 is the schematic diagram of quality test server of the present invention to a video monitoring service server log method embodiment.As shown in Figure 3, the quality test server method step that carries out logging in video monitoring service server is as follows:
Step 301, during quality test server log video monitoring service server, authentication information and authority information are sent to video monitoring service server by quality test server, wherein authentication information is the information of for video monitoring service server, quality test server being carried out to certification, and authority information is the information for showing the video monitoring equipment scope that quality test server can be accessed.
Step 302, described in video monitoring service server by utilizing, authentication information carries out certification to quality test server.
Step 303, after certification is passed through, video monitoring service server sends the list of devices corresponding with described attribute information to quality test server, and wherein list of devices comprises the video monitoring equipment information that quality test server can be accessed.
Step 304, this list of devices is stored in this locality or distal center server by quality test server.
Such as, if authority information shows quality test server only for detecting the video monitoring equipment of a certain community and periphery thereof, then video monitoring service server sends the list of devices comprising the video monitoring equipment of this community and periphery thereof to quality test server.If authority information shows that quality test server can be used for detecting the video monitoring equipment in a certain region near traffic route, then video monitoring service server sends the list of devices of the video monitoring equipment comprised in this region near traffic route to quality test server.By above-mentioned register, can guarantee the quality test server calls video image by means of only certification, the server of quality test simultaneously only can call the video image in its extent of competence, thus ensure that the data security of video monitoring system.
Fig. 4 is the schematic diagram of a quality test server of the present invention embodiment.As shown in Figure 4, quality test server comprises memory cell 401, first selected cell 402, acquiring unit 403, computing unit 404, first recognition unit 405, second selected cell 406, second recognition unit 407, warning unit 408, wherein:
Memory cell 401, for memory device list, wherein list of devices comprises the facility information of video monitoring equipment.
First selected cell 402, for selecting the facility information of video monitoring equipment from memory cell 401.
Acquiring unit 403, for the described facility information selected according to the first selected cell 402, obtains from video monitoring service server the current video information that the video monitoring equipment corresponding with facility information gather in current time with predetermined time interval; According to the instruction of the first recognition unit 405, obtain the history video information of described video monitoring equipment from video monitoring service server.
Computing unit 404, for the described current video information obtained according to acquiring unit 403, calculates the image quality index of current video information; According to the instruction of the second selected cell 406, the image quality index mean value of computing reference historical information is using as with reference to fiducial value.
First recognition unit 405, for judging whether described image quality index exceeds preset range; If described image quality index exceeds preset range, acquiring unit 403 is then indicated to obtain the history video information of described video monitoring equipment from video monitoring service server, the video information gathered in the current time frame of wherein history video information every day that is described video monitoring equipment in front N days, N be greater than 1 natural number.
Second selected cell 406, for the described history video information obtained according to acquiring unit 403, the video information selecting to meet image quality index requirement in history video information using as with reference to historical information, and indicates the image quality index mean value of computing unit 404 computing reference historical information using as with reference to fiducial value.
Second recognition unit 407, for the image quality index of current video information that calculates according to computing unit 404 and described reference data value, judge the difference between the image quality index of current video information and described reference data value, whether exceed preset range with the ratio of reference data value.
Warning unit 408, for the judged result according to the second recognition unit 407, if described ratio exceeds preset range, sends the warning message of described video monitoring equipment video quality exception to quality management server.
Based on the quality test server that the above embodiment of the present invention provides, by selecting the facility information of video monitoring equipment from the list of devices prestored, obtain from video monitoring service server the current video information that the video monitoring equipment corresponding with facility information gather in current time with predetermined time interval, calculate the image quality index of current video information, judge whether image quality index exceeds preset range.If described image quality index exceeds preset range, the history video information of described video monitoring equipment is obtained from video monitoring service server, the video information gathered in the current time frame of wherein history video information every day that is described video monitoring equipment in front N days, N be greater than 1 natural number.Quality test server selects the video information meeting image quality index requirement as reference historical information in history video information, and the image quality index mean value of computing reference historical information is as reference fiducial value, judge the difference between the image quality index of current video information and described reference data value, whether exceed preset range with the ratio of reference data value.If described ratio exceeds preset range, quality test server sends the warning message of described video monitoring equipment video quality exception to quality management server.Due to the video information gathered in the same time range of every day that also with reference to this video monitoring equipment when judging the picture quality of current video information in front N days, thus decreasing the probability producing fault warning message, reducing the cost of system maintenance.
Fig. 5 is the schematic diagram of another embodiment of quality test server of the present invention.Compared with embodiment illustrated in fig. 4, in Figure 5, acquiring unit 403 also comprises receiving element 501, transmitting element 502, monitoring means 503, wherein:
Receiving element 501, for receiving the described facility information that the first selected cell 402 sends, indicates transmitting element 502 with predetermined time interval to first request message of video monitoring service server transmission for obtaining video monitoring equipment current video information; According to the instruction of transmitting element 502, the described current video information that receiver, video monitoring business server sends.
Transmitting element 502, for the instruction according to receiving element 501, with predetermined time interval to first request message of video monitoring service server transmission for obtaining video monitoring equipment current video information, wherein the first request message comprises described facility information, the described current video information that instruction receiving element 501 receiver, video monitoring business server sends; According to the instruction of monitoring means 503, described current video information is sent to computing unit 404.
Monitoring means 503, for judging whether receiving element 501 receives the described current video information of video monitoring service server transmission within the scheduled time; If receiving element 501 receives the described current video information that video monitoring service server sends within the scheduled time, then indicate transmitting element 502 that described current video information is sent to computing unit 404; If receiving element 501 does not receive the described current video information that video monitoring service server sends within the scheduled time, then warning unit 408 is indicated to send the warning message that cannot read described video monitoring equipment current video information to quality management server.
According to another specific embodiment of the present invention, receiving element 502 is also for receiving the instruction obtaining the history video information of described video monitoring equipment from video monitoring service server that the first recognition unit 405 sends, and instruction transmitting element 502 sends the second request message for obtaining described video monitoring equipment history video information to video monitoring service server; According to the instruction of transmitting element 502, the history video information that receiver, video monitoring business server sends.
Transmitting element 502 is also for the instruction according to receiving element 501, the second request message for obtaining described video monitoring equipment history video information is sent to video monitoring service server, wherein the second request message comprises described facility information, the history video information that instruction receiving element 501 receiver, video monitoring business server sends; According to the instruction that monitoring means 503 sends, described history video information is sent to the second selected cell 406.
Monitoring means 503 is also for judging whether receiving element 501 receives the history video information of video monitoring service server transmission within the scheduled time; If receiving element 501 receives the history video information that video monitoring service server sends within the scheduled time, then indicate transmitting element 502 that described history video information is sent to the second selected cell 406; If receiving element 501 does not receive the history video information that video monitoring service server sends within the scheduled time, then warning unit 408 is indicated to send the warning message that cannot read described video monitoring equipment history video information to quality management server.
Fig. 6 is the schematic diagram of the another embodiment of quality test server of the present invention.Compared with embodiment illustrated in fig. 5, quality test server also comprises registering unit 601, and for authentication information and authority information are sent to video monitoring service server, wherein authority information shows the video monitoring equipment scope that quality test server can be accessed; The list of devices corresponding with described authority information that receiver, video monitoring business server sends, wherein list of devices comprise quality test server can the facility information of accessing video watch-dog; And indicate memory cell 401 to store described list of devices.Memory cell 401, also for the instruction according to registering unit 601, stores described list of devices.
Fig. 7 is the schematic diagram of a video monitoring service quality test system of the present invention embodiment.As shown in Figure 7, system comprises quality test server 701, video monitoring service server 702 and quality management server 703, wherein:
Quality test server 701, for selecting the facility information of video monitoring equipment from the list of devices prestored; Obtain from video monitoring service server 702 current video information that the video monitoring equipment corresponding with facility information gather in current time with predetermined time interval; Calculate the image quality index of current video information, judge whether described image quality index exceeds preset range; If described image quality index exceeds preset range, the history video information of described video monitoring equipment is then obtained from video monitoring service server 702, the video information gathered in the current time frame of wherein history video information every day that is described video monitoring equipment in front N days, N be greater than 1 natural number; In history video information, select the video information meeting image quality index requirement as reference historical information, and the image quality index mean value of computing reference historical information is as reference fiducial value; Judge the difference between the image quality index of current video information and described reference data value, whether exceed preset range with the ratio of reference data value; If described ratio exceeds preset range, then send the warning message of described video monitoring equipment video quality exception to quality management server 703.
Video monitoring service server 702; Current video information for being obtained by the video monitoring equipment corresponding with described facility information sends to quality test server 701; The video information gathered in the current time frame of the video monitoring equipment corresponding with described facility information every day in front N days is sent to quality test server 701 as history video information.
Quality management server 703, for receiving and the warning message of the video quality exception of display quality testing server transmission.
Based on the video monitoring service quality test system that the above embodiment of the present invention provides, from the list of devices prestored, the facility information of video monitoring equipment is selected by quality test server, obtain from video monitoring service server the current video information that the video monitoring equipment corresponding with facility information gather in current time with predetermined time interval, calculate the image quality index of current video information, judge whether image quality index exceeds preset range.If described image quality index exceeds preset range, quality test server obtains the history video information of described video monitoring equipment from video monitoring service server, the video information gathered in the current time frame of wherein history video information every day that is described video monitoring equipment in front N days, N be greater than 1 natural number.Quality test server selects the video information meeting image quality index requirement as reference historical information in history video information, and the image quality index mean value of computing reference historical information is as reference fiducial value, judge the difference between the image quality index of current video information and described reference data value, whether exceed preset range with the ratio of reference data value.If described ratio exceeds preset range, quality test server sends the warning message of described video monitoring equipment video quality exception to quality management server.Due to the video information gathered in the same time range of every day that also with reference to this video monitoring equipment when judging the picture quality of current video information in front N days, thus decreasing the probability producing fault warning message, reducing the cost of system maintenance.
According to another specific embodiment of the present invention, image quality index comprises video image clarity index and/or video image illumination index.
According to another specific embodiment of the present invention, the Image Saving that video monitoring equipment gathers by video monitoring service server 702 is at local or distal center server.
According to another specific embodiment of the present invention, quality test server 701 is also for sending the first request message for obtaining video monitoring equipment current video information with predetermined time interval to video monitoring service server 702, and wherein the first request message comprises described facility information; The described current video information that receiver, video monitoring business server 702 sends.
Video monitoring service server 702 is also for after the first request message receiving quality test server 701 transmission, obtain current video information from the video monitoring equipment corresponding with described facility information, and current video information is sent to quality test server 701.
According to another specific embodiment of the present invention, quality test server 701 is also for judging whether the described current video information receiving video monitoring service server 702 transmission within the scheduled time; If receive the described current video information that video monitoring service server 702 sends within the scheduled time, then perform the operation of the image quality index calculating current video information; If do not receive the described current video information that video monitoring service server 702 sends within the scheduled time, then send the warning message that cannot read described video monitoring equipment current video information to quality management server 703.
According to another specific embodiment of the present invention, quality test server 701 is also for sending the second request message for obtaining described video monitoring equipment history video information to video monitoring service server 702, wherein the second request message comprises described facility information; The history video information that receiver, video monitoring business server 702 sends.
Video monitoring service server 702 is also for after the second request message receiving quality test server 701 transmission, obtain the video information gathered in the current time frame of corresponding with described facility information video monitoring equipment every day in front N days, and the video information of acquisition is sent to quality test server 701 as history video information.
According to another specific embodiment of the present invention, quality test server 701 is also for judging whether the history video information receiving video monitoring service server 702 transmission within the scheduled time; If receive the history video information of video monitoring service server 702 transmission within the scheduled time, then perform the operation of video information as reference historical information selecting to meet image quality index requirement in history video information; If do not receive the history video information that video monitoring service server sends within the scheduled time, then send the warning message that cannot read described video monitoring equipment history video information to quality management server 703.
According to another specific embodiment of the present invention, quality test server 701 is also for sending to video monitoring service server 702 by authentication information and authority information, and wherein authority information shows the video monitoring equipment scope that quality test server can be accessed; Receive and the list of devices of store video monitoring business server transmission.
Video monitoring service server 702 is also for utilizing described authentication information to carry out certification to quality test server 701; And after certification is passed through, send the list of devices corresponding with described authority information to quality test server 701, wherein list of devices comprise quality test server 701 can the facility information of accessing video watch-dog.
According to another specific embodiment of the present invention, quality test server is the quality test server shown in Fig. 4 to Fig. 6.
Claims (15)
1. a video monitoring service quality detecting method, is characterized in that, comprising:
Quality test server selects the facility information of video monitoring equipment from the list of devices prestored;
Quality test server obtains from video monitoring service server the current video information that the video monitoring equipment corresponding with facility information gather in current time with predetermined time interval;
Quality test server calculates the image quality index of current video information, judges whether described image quality index exceeds preset range;
If described image quality index exceeds preset range, quality test server obtains the history video information of described video monitoring equipment from video monitoring service server, the video information gathered in the current time frame of wherein history video information every day that is described video monitoring equipment in front N days, N be greater than 1 natural number;
The quality test server video information of selecting to meet image quality index requirement in history video information is using as with reference to historical information, and the image quality index mean value of computing reference historical information is using as with reference to fiducial value;
Quality test server judges the difference between the image quality index of current video information and described reference data value, whether exceeds preset range with the ratio of reference data value;
If described ratio exceeds preset range, quality test server sends the warning message of described video monitoring equipment video quality exception to quality management server;
Wherein, described quality test server obtains the video monitoring equipment corresponding with facility information with predetermined time interval from video monitoring service server and comprises at the current video information of current time collection:
Quality test server is with predetermined time interval to first request message of video monitoring service server transmission for obtaining video monitoring equipment current video information, and wherein the first request message comprises described facility information;
Video monitoring service server obtains current video information from the video monitoring equipment corresponding with described facility information, and current video information is sent to quality test server after receiving the first request message of quality test server transmission;
The described current video information that quality test server receiver, video monitoring business server sends;
Wherein, the history video information that described quality test server obtains described video monitoring equipment from video monitoring service server comprises:
Quality test server sends the second request message for obtaining described video monitoring equipment history video information to video monitoring service server, and wherein the second request message comprises described facility information;
After video monitoring service server receives the second request message of quality test server transmission, obtain the video information gathered in the current time frame of corresponding with described facility information video monitoring equipment every day in front N days, and the video information of acquisition is sent to quality test server as history video information;
The history video information that quality test server receiver, video monitoring business server sends.
2. method according to claim 1, is characterized in that,
The described current video information that described quality test server receiver, video monitoring business server sends comprises:
Quality test server judges whether the described current video information receiving the transmission of video monitoring service server within the scheduled time;
If receive the described current video information that video monitoring service server sends within the scheduled time, quality test server performs the step of the image quality index calculating current video information;
If do not receive the described current video information that video monitoring service server sends within the scheduled time, quality test server sends the warning message that cannot read described video monitoring equipment current video information to quality management server.
3. method according to claim 1, is characterized in that,
The history video information that described quality test server receiver, video monitoring business server sends comprises:
Quality test server judges whether the history video information receiving the transmission of video monitoring service server within the scheduled time;
If receive the history video information of video monitoring service server transmission within the scheduled time, quality test server performs selection in history video information and meets the video information of image quality index requirement using the step as reference historical information;
If do not receive the history video information that video monitoring service server sends within the scheduled time, quality test server sends the warning message that cannot read described video monitoring equipment history video information to quality management server.
4. the method according to any one of claim 1-3, is characterized in that,
Described image quality index comprises video image clarity index and/or video image illumination index.
5. the method according to any one of claim 1-3, is characterized in that,
The Image Saving that video monitoring equipment gathers by video monitoring service server is at local or distal center server.
6. the method according to any one of claim 1-3, is characterized in that,
When quality test server log video monitoring service server, authentication information and authority information are sent to video monitoring service server by quality test server, and wherein authority information shows the video monitoring equipment scope that quality test server can be accessed;
Described in video monitoring service server by utilizing, authentication information carries out certification to quality test server;
After certification is passed through, video monitoring service server sends the list of devices corresponding with described authority information to quality test server, wherein list of devices comprise quality test server can the facility information of accessing video watch-dog;
Quality test server receives and stores described list of devices.
7. a quality test server, is characterized in that, comprises memory cell, the first selected cell, the second selected cell, acquiring unit, computing unit, the first recognition unit, the second recognition unit, warning unit, wherein:
Memory cell, for memory device list, wherein list of devices comprises the facility information of video monitoring equipment;
First selected cell, for selecting the facility information of video monitoring equipment from memory cell;
Acquiring unit, for the described facility information selected according to the first selected cell, obtains from video monitoring service server the current video information that the video monitoring equipment corresponding with facility information gather in current time with predetermined time interval; According to the instruction of the first recognition unit, obtain the history video information of described video monitoring equipment from video monitoring service server;
Computing unit, for the described current video information obtained according to acquiring unit, calculates the image quality index of current video information; According to the instruction of the second selected cell, the image quality index mean value of computing reference historical information is using as with reference to fiducial value;
First recognition unit, for judging whether described image quality index exceeds preset range; If described image quality index exceeds preset range, acquiring unit is then indicated to obtain the history video information of described video monitoring equipment from video monitoring service server, the video information gathered in the current time frame of wherein history video information every day that is described video monitoring equipment in front N days, N be greater than 1 natural number;
Second selected cell, for the described history video information obtained according to acquiring unit, the video information selecting to meet image quality index requirement in history video information using as with reference to historical information, and indicates the image quality index mean value of computing unit computing reference historical information using as with reference to fiducial value;
Second recognition unit, for the image quality index of current video information that calculates according to computing unit and described reference data value, judge the difference between the image quality index of current video information and described reference data value, whether exceed preset range with the ratio of reference data value;
Warning unit, for the judged result according to the second recognition unit, if described ratio exceeds preset range, sends the warning message of described video monitoring equipment video quality exception to quality management server;
Wherein acquiring unit comprises receiving element, transmitting element, monitoring means, wherein:
Receiving element, for receiving the described facility information that the first selected cell sends, indicates transmitting element with predetermined time interval to first request message of video monitoring service server transmission for obtaining video monitoring equipment current video information; According to the instruction of transmitting element, the described current video information that receiver, video monitoring business server sends;
Transmitting element, for the instruction according to receiving element, with predetermined time interval to first request message of video monitoring service server transmission for obtaining video monitoring equipment current video information, wherein the first request message comprises described facility information, the described current video information that instruction receiving element receiver, video monitoring business server sends; According to the instruction of monitoring means, described current video information is sent to computing unit;
Monitoring means, for judging whether receiving element receives the described current video information of video monitoring service server transmission within the scheduled time; If receiving element receives the described current video information that video monitoring service server sends within the scheduled time, then indicate transmitting element that described current video information is sent to computing unit; If receiving element does not receive the described current video information that video monitoring service server sends within the scheduled time, then warning unit is indicated to send the warning message that cannot read described video monitoring equipment current video information to quality management server;
Receiving element is also for receiving the instruction obtaining the history video information of described video monitoring equipment from video monitoring service server that the first recognition unit sends, and instruction transmitting element sends the second request message for obtaining described video monitoring equipment history video information to video monitoring service server; According to the instruction of transmitting element, the history video information that receiver, video monitoring business server sends;
Transmitting element is also for the instruction according to receiving element, the second request message for obtaining described video monitoring equipment history video information is sent to video monitoring service server, wherein the second request message comprises described facility information, the history video information that instruction receiving element receiver, video monitoring business server sends; According to the instruction that monitoring means sends, described history video information is sent to the second selected cell;
Monitoring means is also for judging whether receiving element receives the history video information of video monitoring service server transmission within the scheduled time; If receiving element receives the history video information that video monitoring service server sends within the scheduled time, then indicate transmitting element that described history video information is sent to the second selected cell; If receiving element does not receive the history video information that video monitoring service server sends within the scheduled time, then warning unit is indicated to send the warning message that cannot read described video monitoring equipment history video information to quality management server.
8. quality test server according to claim 7, it is characterized in that, quality test server also comprises registering unit, for authentication information and authority information are sent to video monitoring service server, wherein authority information shows the video monitoring equipment scope that quality test server can be accessed; The list of devices corresponding with described authority information that receiver, video monitoring business server sends, wherein list of devices comprise quality test server can the facility information of accessing video watch-dog; And indicate list of devices described in cell stores;
Memory cell, also for the instruction according to registering unit, stores described list of devices.
9. a video monitoring service quality test system, is characterized in that, this system comprises quality test server, video monitoring service server and quality management server, wherein:
Quality test server, for selecting the facility information of video monitoring equipment from the list of devices prestored; Obtain from video monitoring service server the current video information that the video monitoring equipment corresponding with facility information gather in current time with predetermined time interval; Calculate the image quality index of current video information, judge whether described image quality index exceeds preset range; If described image quality index exceeds preset range, the history video information of described video monitoring equipment is then obtained from video monitoring service server, the video information gathered in the current time frame of wherein history video information every day that is described video monitoring equipment in front N days, N be greater than 1 natural number; The video information selecting to meet image quality index requirement in history video information is using as with reference to historical information, and the image quality index mean value of computing reference historical information is using as with reference to fiducial value; Judge the difference between the image quality index of current video information and described reference data value, whether exceed preset range with the ratio of reference data value; If described ratio exceeds preset range, then send the warning message of described video monitoring equipment video quality exception to quality management server; Also for sending the first request message for obtaining video monitoring equipment current video information with predetermined time interval to video monitoring service server, wherein the first request message comprises described facility information; The described current video information that receiver, video monitoring business server sends; Also for sending the second request message for obtaining described video monitoring equipment history video information to video monitoring service server, wherein the second request message comprises described facility information; The history video information that receiver, video monitoring business server sends;
Video monitoring service server; Current video information for being obtained by the video monitoring equipment corresponding with described facility information sends to quality test server; The video information gathered in the current time frame of the video monitoring equipment corresponding with described facility information every day in front N days is sent to quality test server as history video information; Also for after the first request message receiving the transmission of quality test server, obtain current video information from the video monitoring equipment corresponding with described facility information, and current video information is sent to quality test server; Also for after the second request message receiving the transmission of quality test server, obtain the video information gathered in the current time frame of corresponding with described facility information video monitoring equipment every day in front N days, and the video information of acquisition is sent to quality test server as history video information;
Quality management server, for receiving and the warning message of the video quality exception of display quality testing server transmission.
10. system according to claim 9, is characterized in that,
Quality test server is also for judging whether the described current video information receiving the transmission of video monitoring service server within the scheduled time; If receive the described current video information that video monitoring service server sends within the scheduled time, then perform the operation of the image quality index calculating current video information; If do not receive the described current video information that video monitoring service server sends within the scheduled time, then send the warning message that cannot read described video monitoring equipment current video information to quality management server.
11. systems according to claim 9, is characterized in that,
Quality test server is also for judging whether the history video information receiving the transmission of video monitoring service server within the scheduled time; If receive the history video information of video monitoring service server transmission within the scheduled time, then perform selection in history video information and meet the video information of image quality index requirement using the operation as reference historical information; If do not receive the history video information that video monitoring service server sends within the scheduled time, then send the warning message that cannot read described video monitoring equipment history video information to quality management server.
12. systems according to any one of claim 9-11, is characterized in that,
Described image quality index comprises video image clarity index and/or video image illumination index.
13. systems according to any one of claim 9-11, is characterized in that,
The Image Saving that video monitoring equipment gathers by video monitoring service server is at local or distal center server.
14. systems according to any one of claim 9-11, is characterized in that,
Quality test server is also for sending to video monitoring service server by authentication information and authority information, and wherein authority information shows the video monitoring equipment scope that quality test server can be accessed; Receive and the list of devices of store video monitoring business server transmission;
Video monitoring service server is also for utilizing described authentication information to carry out certification to quality test server; And after certification is passed through, send the list of devices corresponding with described authority information to quality test server, wherein list of devices comprise quality test server can the facility information of accessing video watch-dog.
15. systems according to claim 9, is characterized in that,
The quality test server of quality test server according to any one of claim 7-8.
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| CN104902218A (en) * | 2014-03-05 | 2015-09-09 | 王慈 | System and method for monitoring performance of video monitoring sub-network in wide-area security and protection system |
| CN108600744B (en) * | 2018-07-17 | 2020-10-16 | 中星技术股份有限公司 | Image quality control method, method and device for shooting image by camera |
| CN110557630B (en) * | 2019-08-29 | 2021-04-23 | 视联动力信息技术股份有限公司 | Audio and video data checking method and device |
| CN116095305B (en) * | 2023-04-12 | 2023-08-25 | 长鑫存储技术有限公司 | Method, device and medium for monitoring image acquisition system |
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