CN111343452B - Switch monitoring belt machine quantity testing method of analog camera - Google Patents
Switch monitoring belt machine quantity testing method of analog camera Download PDFInfo
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- CN111343452B CN111343452B CN202010131070.6A CN202010131070A CN111343452B CN 111343452 B CN111343452 B CN 111343452B CN 202010131070 A CN202010131070 A CN 202010131070A CN 111343452 B CN111343452 B CN 111343452B
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- 238000012360 testing method Methods 0.000 title claims abstract description 25
- 238000012544 monitoring process Methods 0.000 title claims abstract description 12
- 238000000034 method Methods 0.000 claims abstract description 13
- 238000010998 test method Methods 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000006855 networking Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 2
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- 238000004088 simulation Methods 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N17/00—Diagnosis, testing or measuring for television systems or their details
- H04N17/004—Diagnosis, testing or measuring for television systems or their details for digital television systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/50—Testing arrangements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
- H04N7/181—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a plurality of remote sources
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- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
Abstract
The invention provides a method for testing the tape amount of a switch monitoring machine with a pseudo-camera, which comprises the following steps: s1, connecting the tested switch and the computer through the first network card and the second network card respectively; s2, setting the number n of cameras, the resolution and the message type; s3, defining the tape number T by the computer; s4, calling the first network card by the computer, calculating the flow according to the set number n of the cameras, the resolution and the message type, and sending the message; s5, the computer calculates the number of the messages received by the second network card, judges whether the number of the messages is equal to the number of the messages sent by the first network card, if so, the step S6 is executed, and if not, the step S7 is executed. The invention has the beneficial effects that: the test cost is reduced, and the test efficiency is improved.
Description
Technical Field
The invention relates to a method for testing a switch, in particular to a method for testing the quantity of a monitoring tape of a switch by simulating a camera.
Background
At present, the monitoring market has a large demand on the switch, and the most important performance index requirement of the market on the switch is the belt machine number of the cameras, namely, the number of the cameras can be brought by one switch at the same time without blockage and packet loss. And the switch can be cascaded under the switch, so that a plurality of cameras are required to be purchased for the test, and networking is complex.
The drawbacks of the current test methods are as follows:
the cost is high: the price of 1 camera is over 500 and as the number of pixels increases, it is more expensive. At present, the ports of the switch are 2.5G and 10G, the number of required cameras is hundreds and thousands, and the total price is high.
The efficiency is low: the real connecting, networking and configuration of hundreds of cameras consumes a great deal of manpower.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides a method for testing the belt monitor of the switch by simulating a camera.
The invention provides a method for testing the belt monitor of a switch by simulating a camera, which comprises the following steps:
s1, connecting the tested switch and the computer through the first network card and the second network card respectively;
s2, setting the number n of cameras, the resolution and the message type;
s3, defining the tape number T by the computer;
s4, calling the first network card by the computer, calculating the flow according to the set number n of the cameras, the resolution and the message type, and sending the message;
s5, the computer calculates the number of the messages received by the second network card, judges whether the number of the messages is equal to the number of the messages sent by the first network card, if so, the step S6 is executed, and if not, the step S7 is executed;
s6, gradually increasing the number n of the cameras until the number of the messages received by the second network card is not equal to the number of the messages sent by the first network card, wherein the number n of the cameras when the number of the messages received by the second network card is equal to the number of the messages sent by the first network card at the last time is the final number T of the tape devices;
and S7, gradually reducing the number n of the cameras until the number of the messages received by the second network card is equal to the number of the messages sent by the first network card, wherein the number n of the cameras is the final number T of the devices.
As a further improvement of the present invention, step S6 includes the following sub-steps:
s61, setting T = n, multiplying n by 110%, and then sending a message through a first network card;
s62, the computer calculates the number of the messages received by the second network card, and judges whether the number of the messages is equal to the number of the messages sent by the first network card, if so, the step S61 is returned, and if not, the step S61 is ended.
As a further improvement of the present invention, step S7 includes the following sub-steps:
s71, judging whether n is less than 1 by 90%, if so, recording T =0, and ending, if not, multiplying n by 90%, and then sending a message through the first network card;
and S72, the computer calculates the number of the messages received by the second network card, judges whether the number of the messages is equal to the number of the messages sent by the first network card, if not, the step is returned to S71, and if so, T = n is recorded and the process is ended.
As a further improvement of the present invention, before step S4, the characteristics of the flow of different types of cameras are obtained by capturing and analyzing the flows of different pixels and code stream cameras: message type, message length, and number of messages per second.
As a further improvement of the present invention, the number n of cameras in step S2 cannot be 0.
As a further improvement of the present invention, the initial value of the tape count T in step S3 is 0.
As a further improvement of the present invention, in step S4, the transmission time of the transmission message is 60 seconds.
The invention has the beneficial effects that: by the scheme, the test cost is reduced, and the test efficiency is improved.
Drawings
Fig. 1 is a schematic diagram of a method for testing the tape monitor of the switch with an analog camera according to the present invention.
Fig. 2 is a test networking diagram of the method for testing the tape amount of the switch monitoring machine with the analog camera according to the present invention.
Detailed Description
The invention is further described with reference to the following description and embodiments in conjunction with the accompanying drawings.
As shown in fig. 1 to 2, a method for testing the tape monitor of the switch with an analog camera includes the following steps:
1: networking according to the networking graph;
the required equipment is as follows: the system comprises a tested switch, 1 PC and 2 network cards (the network card form is determined according to the port of the switch); before designing an automation program, analyzing the flow of the cameras with different pixels and code streams by grabbing the flow of the cameras, and obtaining the characteristics of the flow of the cameras with different types: message type, message length, and number of messages per second.
2: installing an automation program in the PC 1;
3: setting the number of simulated cameras, the resolution (such as 200W, 300W, 400W and the like) and the message type (TCP, UDP) on an automation program on the PC 1;
4: starting the automation program running at the PC 1;
5: after the test is finished, the test result is automatically saved in the PC1, and an excel table is generated.
As shown in fig. 1 to 2, a method for testing the tape monitor of the switch with an analog camera includes the following specific processes:
1: popping up an input box by a program, inputting the number n of cameras and the resolution by a tester, and starting a test by clicking; (n cannot be 0);
2: a program definition value is used for representing the final tape unit number, and the initial value is 0;
3: sending an instruction by a program, calling the network card 1, automatically calculating the flow according to the number n of cameras, the resolution and the message type set by the program, sending a message, and sending for 60 seconds;
4: the program calculates the number of messages received by the network card 2 and judges whether the number of the messages is equal to the number of the messages sent by the network card 1;
5: if the results in the step 4 are equal, setting T = n, multiplying n by 110%, namely increasing the number of cameras by 10%, and then sending a message for 60 seconds;
6: the program counts whether the number of the messages sent by the network card 1 in the step 5 is equal to the number of the messages received by the network card 2;
7: if the statistical results in the step 6 are equal, repeating the step 5 and the step 6;
8: if the statistical results in the step 6 are not equal, the loop is skipped;
9: if the results in step 4 are not equal, the program first determines whether n × 90% is less than 1 (the result does not retain decimal place);
10: if n is greater than 90% in step 9, multiplying n by 90%, namely reducing the number of cameras by 10%, then sending a message, and sending for 60 seconds;
11: the program counts whether the number of the messages sent by the network card 1 in the step 10 is equal to the number of the messages received by the network card 2;
12: if the judgment result in the step 11 is not equal, repeating the steps 9, 10 and 11;
13: if the statistical results in the step 11 are equal, jumping out of the loop, and recording T = n;
14: if n × 90% is less than 1, step 9, recording T = 0;
15: and (5) after the program test is finished, generating an excel table, and recording the tape number as T.
The switch monitoring tape machine quantity testing method for the analog camera provided by the invention has the following advantages:
1, the configuration of the network card and the switch is automatically completed by a program, a tester only needs to specify the simulation number, the camera pixels and the code stream, the equipment is powered on to test, and the operation is simple;
2, the program can be executed at night or on weekends, so that the manual testing time is not occupied, and the testing efficiency is improved;
3, networking is simple, and a plurality of switches and hundreds of cameras cannot be cascaded;
4 the invention can be expanded, if the port of the switch is 2.5G and ten-gigabit port, the PC only needs to be changed into 2.5G and ten-gigabit network card, and the program can be run.
The foregoing is a more detailed description of the invention in connection with specific preferred embodiments and it is not intended that the invention be limited to these specific details. For those skilled in the art to which the invention pertains, several simple deductions or substitutions can be made without departing from the spirit of the invention, and all shall be considered as belonging to the protection scope of the invention.
Claims (5)
1. A method for testing the tape amount of a switch monitoring machine simulating a camera is characterized by comprising the following steps:
s1, connecting the tested switch and the computer through the first network card and the second network card respectively;
s2, setting the number n of cameras, the resolution and the message type;
s3, defining the tape number T by the computer;
s4, the computer calls the first network card, automatically calculates the flow according to the set number n of the cameras, the resolution and the message type, and sends the message;
s5, the computer calculates the number of the messages received by the second network card, judges whether the number of the messages is equal to the number of the messages sent by the first network card, if so, the step S6 is executed, and if not, the step S7 is executed;
s6, gradually increasing the number n of the cameras until the number of the messages received by the second network card is not equal to the number of the messages sent by the first network card, wherein the number n of the cameras when the number of the messages received by the second network card is equal to the number of the messages sent by the first network card at the last time is the final number T of the tape devices;
s7, gradually reducing the number n of the cameras until the number of the messages received by the second network card is equal to the number of the messages sent by the first network card, wherein the number n of the cameras is the final number T of the devices;
before step S4, the characteristics of the flow of different types of cameras are obtained by capturing the flow of different pixels and code stream cameras and analyzing: message type, message length and number of messages per second;
in step S4, the transmission time of the transmission message is 60 seconds.
2. The switch monitoring tape test method of the analog camera according to claim 1, characterized in that: step S6 includes the following substeps:
s61, recording T = n, multiplying n by 110%, and then sending a message through a first network card;
s62, the computer calculates the number of the messages received by the second network card, and judges whether the number of the messages is equal to the number of the messages sent by the first network card, if so, the step S61 is returned, and if not, the step S61 is ended.
3. The switch monitoring tape test method of the analog camera according to claim 1, characterized in that: step S7 includes the following substeps:
s71, judging whether n is less than 1 by 90%, if so, recording T =0, and ending, if not, multiplying n by 90%, and then sending a message through the first network card;
and S72, the computer calculates the number of the messages received by the second network card, judges whether the number of the messages is equal to the number of the messages sent by the first network card, if not, the step is returned to S71, and if so, T = n is recorded and the process is ended.
4. The switch monitoring tape test method of the analog camera according to claim 1, characterized in that: the number n of cameras in step S2 cannot be 0.
5. The switch monitoring tape test method of the analog camera according to claim 1, characterized in that: the initial value of the tape count T in step S3 is 0.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010131070.6A CN111343452B (en) | 2020-02-28 | 2020-02-28 | Switch monitoring belt machine quantity testing method of analog camera |
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| CN202010131070.6A CN111343452B (en) | 2020-02-28 | 2020-02-28 | Switch monitoring belt machine quantity testing method of analog camera |
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| CN111343452B true CN111343452B (en) | 2021-07-06 |
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| CN101296131B (en) * | 2008-06-11 | 2010-12-15 | 北京星网锐捷网络技术有限公司 | Method, device and system for testing switchboard connectivity |
| CN101646259B (en) * | 2009-09-04 | 2012-01-11 | 杭州华三通信技术有限公司 | Wireless local area network empty opening rate-limiting method and wireless network device |
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| CN101146046A (en) * | 2007-11-05 | 2008-03-19 | 福建星网锐捷网络有限公司 | A throughput testing method and testing system |
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| CN111343452A (en) | 2020-06-26 |
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