CN110113223A - A kind of method and system detecting lamps and lanterns DMX communication ability - Google Patents
A kind of method and system detecting lamps and lanterns DMX communication ability Download PDFInfo
- Publication number
- CN110113223A CN110113223A CN201910204056.1A CN201910204056A CN110113223A CN 110113223 A CN110113223 A CN 110113223A CN 201910204056 A CN201910204056 A CN 201910204056A CN 110113223 A CN110113223 A CN 110113223A
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- lanterns
- lamps
- dmx
- data packet
- communication ability
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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
- H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
- H04L43/0823—Errors, e.g. transmission errors
- H04L43/0829—Packet loss
-
- 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
- H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
- H04L43/0823—Errors, e.g. transmission errors
- H04L43/0847—Transmission error
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- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The present invention relates to a kind of method and systems for detecting lamps and lanterns DMX communication ability, DMX data packet by sending from special low frequency to lamps and lanterns controls lamps and lanterns and makes specific movement, in the case where long-time is observed, the Actual Control Effect of Strong of lamps and lanterns can be consistent with expected control effect, then show that the DMX communication ability of lamps and lanterns is normal, it is otherwise abnormal.The present invention has the advantages of being simple and efficient, being suitble to batch detection.
Description
Technical field
The present invention relates to technical field of LED illumination, more particularly, to a kind of detection lamps and lanterns DMX communication ability
Method and system.
Background technique
In the method for the DMX communication ability for the detection lamps and lanterns being currently known, the first is the reality for directly seeing lamps and lanterns
Control effect, if control platform sends DMX data to large batch of lamps and lanterns for a long time simultaneously, but the wherein practical control effect of individual lamps and lanterns
Fruit and expected control effect appearance are inconsistent, then show that the DMX communication ability of lamps and lanterns is insufficient, there are DMX loss of data
Problem；Whether second is the waveform that DMX data are directly detected using instrument (such as oscillograph), normal by observation waveform
(such as wave distortion, losing, then abnormal) judges whether the DMX communication ability of lamps and lanterns is normal.
For first method, due to according to transmission frequency of the DMX agreement control platform to DMX data packet be usually 25 to
Within the scope of 44 hertz, i.e., the DMX data packet number of transmission per second is within the scope of 25 to 44, i.e., lamps and lanterns receive each second
DMX rate control command within the scope of 25 to 44, if there is one or two of DMX data packet in this tens data packets
Mistake or loss, and remaining DMX data packet all it is normal effectively, then mistake or the DMX data packet lost caused by lamps and lanterns not
Good influence is likely to by normal effective DMX data packet normal effects caused by lamps and lanterns to masking, it is not easy to is tested
Examination personnel discovery, there are risks.
For second method, the side of the DMX communication ability by judging the detection of DMX data waveform lamps and lanterns
Method has the advantages that accurate and reliable, but this method is complex, and efficiency is too low, is only suitable for detecting sample, and uncomfortable
Conjunction is detected in lamps and lanterns of the workshop to batch production.
Summary of the invention
The present invention is directed to overcome at least one defect (deficiency) of the above-mentioned prior art, a kind of detection lamps and lanterns DMX number is provided
According to the method and system of communication capacity, the detection of lamps and lanterns communication capacity can accurate and reliable, high-efficient simple be carried out, lean is adapted to
The requirement of production.
The technical solution adopted by the present invention is that:
A method of detection lamps and lanterns DMX communication ability, comprising the following steps:
Continue setting time and the DMX data packet for controlling lamp luminescence, the setpoint frequency are sent to lamps and lanterns with setpoint frequency
For 0.25~1Hz；
According to illumination effect of the lamps and lanterns under DMX data packet control, the DMX communication ability of the lamps and lanterns is assessed.
The DMX data packet transmission frequency that platform routine is controlled by changing DMX, with 0.25~1Hz frequency lower in this way to lamp
Tool sends the DMX data packet for controlling lamp luminescence, when the DMX data packet that lamps and lanterns receive goes out the problem of active or mistake
When, it loses or DMX data packet adverse effect caused by lamps and lanterns of mistake would not be by normal effective DMX data packet to lamps and lanterns
Caused by normal effects to being masked, therefore can directly whether can be according to the DMX being sent to it by observing lamps and lanterns for a long time
Data packet carries out light on and off or brightness regulation, so that whether the DMX data communication for detecting lamps and lanterns breaks down.
Further, the setting time is 1~5 hour.
Further, the DMX data packet sent to lamps and lanterns for controlling lamp luminescence, specifically includes: to lamp locker
Every sending the DMX data packet for controlling lamps and lanterns light on and off.
Further, the lamps and lanterns are array of source；
The DMX data packet sent to lamps and lanterns for controlling lamp luminescence, specifically includes: sending to array of source for controlling
The DMX data packet of array of source presentation different pattern.
Further, the illumination effect according to the lamps and lanterns under DMX data packet control, assesses the lamps and lanterns
DMX communication ability, specifically includes:
Image to be assessed is formed with the illumination effect under DMX data packet control of setpoint frequency shooting lamps and lanterns；
Illumination effect of the default lamps and lanterns under DMX data packet control is referring to image；
Image to be assessed is compared with referring to image, the DMX communication ability of the lamps and lanterns is assessed according to comparing result.
A kind of system detecting lamps and lanterns DMX communication ability, comprising:
Timer has reached setting time for judging whether；
Processor is connect with timer, for sending the DMX data packet for controlling lamp luminescence to lamps and lanterns with setpoint frequency,
Until timer judgement has reached setting time, the setpoint frequency is 0.25~1Hz.
Processor sends the DMX data packet for controlling lamp luminescence to lamps and lanterns with 0.25~1Hz frequency lower in this way,
When the DMX data packet that lamps and lanterns receive goes out the problem of active or mistake, loses or the DMX data packet of mistake causes lamps and lanterns
Adverse effect would not be by normal effective DMX data packet normal effects caused by lamps and lanterns to being masked, therefore can be straight
Connect whether too long time observation lamps and lanterns can carry out light on and off or brightness regulation according to the DMX data packet being sent to it, to examine
Whether the DMX data communication for surveying lamps and lanterns breaks down.
Further, the setting time is 1~5 hour.
Further, the processor, specifically for setpoint frequency to lamp locker every send for controlling lamps and lanterns light on and off
DMX data packet, until timer judgement have reached setting time.
Further, the lamps and lanterns are array of source；
Different pattern is presented for controlling array of source specifically for sending with setpoint frequency to array of source in the processor
DMX data packet, until timer judgement has reached setting time.
Further, the system also includes:
Video camera, it is to be assessed for being formed with the illumination effect under DMX data packet control of setpoint frequency shooting lamps and lanterns
Image；Image analysis module, for the illumination effect by image to be assessed and preset lamps and lanterns under DMX data packet control
It is compared referring to image, the DMX communication ability of the lamps and lanterns is assessed according to comparing result.
Compared with prior art, the invention has the benefit that
(1) by persistently sending the lower DMX data packet of frequency to lamps and lanterns, and observe for a long time the practical illumination effects of lamps and lanterns with
It is expected that whether control effect is able to maintain unanimously, to judge whether the DMX communication ability of the lamps and lanterns is normal, without spy
Determine instrument (such as oscillograph etc.) to be detected, so that the DMX communication ability detection of lamps and lanterns is more simple and efficient, is suitble to lamps and lanterns
Detection when batch production uses；
(2) by the practical illumination effect of shooting lamps and lanterns, and will the obtained image to be assessed of shooting and it is preset referring to image into
Row comparison can more intelligent, quickly and efficiently know whether the practical illumination effect of lamps and lanterns and expected control effect are consistent, from
And judge whether the DMX communication ability of the lamps and lanterns is normal.
Detailed description of the invention
Fig. 1 is the method flow diagram of the embodiment of the present invention 1.
Specific embodiment
Attached drawing of the present invention only for illustration, is not considered as limiting the invention.It is following in order to more preferably illustrate
Embodiment, the certain components of attached drawing have omission, zoom in or out, and do not represent the size of actual product；For art technology
For personnel, the omitting of some known structures and their instructions in the attached drawings are understandable.
Embodiment 1
The present embodiment provides a kind of methods for detecting lamps and lanterns DMX communication ability, comprising the following steps:
Continue setting time and the DMX data packet for controlling lamp luminescence, the setpoint frequency are sent to lamps and lanterns with setpoint frequency
For 0.25~1Hz；
According to illumination effect of the lamps and lanterns under DMX data packet control, the DMX communication ability of the lamps and lanterns is assessed.
The DMX data packet transmission frequency that platform routine is controlled by changing DMX, with 0.25~1Hz frequency lower in this way to lamp
Tool sends the DMX data packet for controlling lamp luminescence, when the DMX data packet that lamps and lanterns receive goes out the problem of active or mistake
When, it loses or DMX data packet adverse effect caused by lamps and lanterns of mistake would not be by normal effective DMX data packet to lamps and lanterns
Caused by normal effects to being masked, therefore can directly whether can be according to the DMX being sent to it by observing lamps and lanterns for a long time
Data packet carries out light on and off or brightness regulation, so that whether the DMX data communication for detecting lamps and lanterns breaks down.
In the present embodiment, the setting time is 1~5 hour.
One stage performance time is about 3~5 hours, and for stage lighting, the time of work is 3~5 hours.It will
The detection duration of lamps and lanterns DMX communication ability is set as 1~5 hour, can comprehensively consider lamps and lanterns production shipment
Preceding detection time limitation and the requirement of lamps and lanterns stable product quality.
When lamps and lanterns are single or when being concatenated multiple, the DMX number sent to lamps and lanterns for controlling lamp luminescence
It according to packet, specifically includes: to lamp locker every sending the DMX data packet for controlling lamps and lanterns light on and off.
Since the light on and off of lamps and lanterns are easiest to be observed, so to lamp locker every transmission for controlling lamps and lanterns light on and off
DMX data packet is more convenient for detecting the DMX communication ability of lamps and lanterns.
When carrying out the detection of lamps and lanterns DMX communication ability using method provided by the present embodiment, if lamps and lanterns be it is multiple,
Then lamps and lanterns are together in series, the DMX communication ability of batch detection lamps and lanterns may be implemented.
As shown in Figure 1, specific implementation process can be with are as follows: connection control platform and lamps and lanterns, control platform were sent at interval of 1 second to lamps and lanterns
One DMX data packet (namely setpoint frequency is allowed to be taken as 1Hz), first DMX data packet control lamps and lanterns are lighted, second DMX number
Extinguishing according to packet control lamps and lanterns, third DMX data packet control lamps and lanterns are lighted, and so on, it allows control platform to lamp according to this method
Tool persistently sends DMX data packet, until timing module judges to have reached 3 hours (namely setting time value is allowed to be 3 hours)
Until, if the carry out light on and off variation that lamps and lanterns are not controlled by DMX data packet within this 3 hours, shows that the lamps and lanterns exist
Received DMX data packet goes out active or mistake in this 3 hours, it is possible thereby to detect the DMX data communication energy of the lamps and lanterns
Power breaks down.
When lamps and lanterns are array of source, the DMX data packet sent to lamps and lanterns for controlling lamp luminescence is specific to wrap
It includes: sending the DMX data packet that different pattern is presented for controlling array of source to array of source.
Array of source can be to be made of multiple LED light sources, the light source can for point light source, linear light source, area source etc.,
Different brightness and/or color can be presented in each light source under the control of DMX data packet, and different figures is presented to combine
Case.
When pattern there are missing when localized loss perhaps local anomaly or exception pattern part with pattern remaining just
Normal region can have apparent comparison, be easy to be observed.It therefore, can be with one when lamps and lanterns are array of source
Determine frequency and send the DMX data packet that different pattern is presented for controlling array of source to array of source, light is observed by long-time
Whether source array can switch the different pattern of presentation under the control of DMX data packet and pattern is normal, complete, so that it may examine
The DMX communication ability of array of source is measured, DMX communication energy is carried out to the batch light source in array of source it is possible thereby to realize
The detection of power, without individually carrying out the detection of DMX communication ability to each light source in array of source.
In the present embodiment, the illumination effect according to the lamps and lanterns under DMX data packet control, assesses the lamps and lanterns
DMX communication ability, specifically include:
Image to be assessed is formed with the illumination effect under DMX data packet control of setpoint frequency shooting lamps and lanterns；
Illumination effect of the default lamps and lanterns under DMX data packet control is referring to image；
Image to be assessed is compared with referring to image, the DMX data communication energy of the lamps and lanterns is assessed according to comparing result
Power.
While sending the DMX data packet for controlling lamp luminescence to lamps and lanterns with setpoint frequency, similarly to set
Frequency shoots the illumination effect of lamps and lanterns, and setpoint frequency is lower frequency 0.25Hz~1Hz, therefore can be obtained by shooting
Whether image viewing lamps and lanterns to be assessed can carry out light on and off or brightness regulation according to the DMX data packet being sent to it.By default
Referring to image, can intelligently, quickly and efficiently by image to be assessed and referring to the comparison of image, know whether lamps and lanterns can roots
Light on and off or brightness regulation are carried out according to the DMX data packet being sent to it, to assess the DMX communication ability of lamps and lanterns.
Preferably, the method also includes controlling the transmission of DMX data packet using the control signal of identical frequency and shine
The shooting of effect.
Using the control signal of identical frequency, the frequency that can make shooting and the frequency for sending DMX data packet keep one
It causes, to reach the quasi synchronous purpose of essence.
Embodiment 2
With under the same inventive concept of embodiment 1, the present embodiment provides a kind of detection lamps and lanterns DMX communication abilities
System, comprising:
Timer has reached setting time for judging whether；
Processor is connect with timer, for sending the DMX data packet for controlling lamp luminescence to lamps and lanterns with setpoint frequency,
Until timer judgement has reached setting time, the setpoint frequency is 0.25~1Hz.
Processor sends the DMX data packet for controlling lamp luminescence to lamps and lanterns with 0.25~1Hz frequency lower in this way,
When the DMX data packet that lamps and lanterns receive goes out the problem of active or mistake, loses or the DMX data packet of mistake causes lamps and lanterns
Adverse effect would not be by normal effective DMX data packet normal effects caused by lamps and lanterns to being masked, therefore can be straight
Connect whether too long time observation lamps and lanterns can carry out light on and off or brightness regulation according to the DMX data packet being sent to it, to examine
Whether the DMX data communication for surveying lamps and lanterns breaks down.
In the present embodiment, the setting time is 1~5 hour.
One stage performance time is about 3~5 hours, and for stage lighting, the time of work is 3~5 hours.It will
The detection duration of lamps and lanterns DMX communication ability is set as 1~5 hour, can comprehensively consider lamps and lanterns production shipment
Preceding detection time limitation and the requirement of lamps and lanterns stable product quality.
When lamps and lanterns are single or when being concatenated multiple, the processor is specifically used for setpoint frequency to lamp locker
Every sending the DMX data packet for controlling lamps and lanterns light on and off, until timer judgement has reached setting time.
Since the light on and off of lamps and lanterns are easiest to be observed, thus processor to lamp locker every send for controlling lamps and lanterns
The DMX data packet of light on and off is more convenient for detecting the DMX communication ability of lamps and lanterns.
When carrying out the detection of lamps and lanterns DMX communication ability using system provided by the present embodiment, if lamps and lanterns be it is multiple,
Then lamps and lanterns are together in series, the DMX communication ability of batch detection lamps and lanterns may be implemented.
Timer, processor can be built in control platform, and specific implementation process can be with are as follows: processor was at interval of 1 second
A DMX data packet (namely setpoint frequency is allowed to be taken as 1Hz) is sent to lamps and lanterns, first DMX data packet control lamps and lanterns is lighted, the
Two DMX data packet control lamps and lanterns extinguish, and third DMX data packet control lamps and lanterns are lighted, and so on, it allows according to this method
Processor sends DMX data packet to lamps and lanterns (namely setting time value is allowed to be 3 hours) for 3 hours, if small at this 3
When the carry out light on and off variation that is not controlled by DMX data packet of interior lamps and lanterns, then show that the lamps and lanterns are received within this 3 hours
DMX data packet goes out active or mistake, it is possible thereby to detect that the DMX communication ability of the lamps and lanterns breaks down.
When lamps and lanterns are array of source, the processor, specifically for being sent to array of source for controlling with setpoint frequency
The DMX data packet of different pattern is presented in array of source processed, until timer judgement has reached setting time.
Array of source can be to be made of multiple LED light sources, the light source can for point light source, linear light source, area source etc.,
Different brightness and/or color can be presented in each light source under the control of DMX data packet, and different figures is presented to combine
Case.
When pattern there are missing when localized loss perhaps local anomaly or exception pattern part with pattern remaining just
Normal region can have apparent comparison, be easy to be observed.Therefore, when lamps and lanterns are array of source, processor can
To send the DMX data packet that different pattern is presented for controlling array of source to array of source with certain frequency, pass through for a long time
Observation array of source whether can switch under the control of DMX data packet different pattern is presented and pattern be it is normal, complete,
The DMX communication ability that array of source just can be detected carries out DMX to the batch light source in array of source it is possible thereby to realize
The detection of communication capacity, without individually carrying out the detection of DMX communication ability to each light source in array of source.
In the present embodiment, the system also includes:
Video camera, it is to be assessed for being formed with the illumination effect under DMX data packet control of setpoint frequency shooting lamps and lanterns
Image；Image analysis module, for the illumination effect by image to be assessed and preset lamps and lanterns under DMX data packet control
It is compared referring to image, the DMX communication ability of the lamps and lanterns is assessed according to comparing result.
While processor sends the DMX data packet for controlling lamp luminescence to lamps and lanterns with setpoint frequency, video camera
With the illumination effect of same setpoint frequency shooting lamps and lanterns, setpoint frequency is lower frequency 0.25Hz~1Hz, therefore can be led to
Cross whether the image viewing lamps and lanterns to be assessed that shooting obtains can carry out light on and off or brightness tune according to the DMX data packet being sent to it
Section.By default referring to image, image analysis module can intelligently, quickly and efficiently pass through image to be assessed and referring to image
Comparison, know whether lamps and lanterns can carry out light on and off or brightness regulation according to the DMX data packet that is sent to it, to assess lamps and lanterns
DMX communication ability.
Preferably, the system also includes synchronizing device, the synchronizing device is separately connected video camera and processor.
The synchronizing device can send control signal to video camera and processor respectively simultaneously with identical setpoint frequency,
Under the action of the control signal, the frequency that the frequency and processor that video camera can be made to shoot send DMX data packet is kept
Unanimously, to reach the quasi synchronous purpose of essence.
Image analysis module can be built in control platform, can also be built in video camera.
Obviously, the above embodiment of the present invention is only intended to clearly illustrate technical solution of the present invention example, and
It is not the restriction to a specific embodiment of the invention.It is all made within the spirit and principle of claims of the present invention
Any modifications, equivalent replacements, and improvements etc., should all be included in the scope of protection of the claims of the present invention.
Claims (10)
1. a kind of method for detecting lamps and lanterns DMX communication ability, which comprises the following steps:
Continue setting time and the DMX data packet for controlling lamp luminescence, the setpoint frequency are sent to lamps and lanterns with setpoint frequency
For 0.25~1Hz；
According to illumination effect of the lamps and lanterns under DMX data packet control, the DMX communication ability of the lamps and lanterns is assessed.
2. a kind of method for detecting lamps and lanterns DMX communication ability according to claim 1, which is characterized in that described to set
Fix time is 1~5 hour.
3. a kind of method for detecting lamps and lanterns DMX communication ability according to claim 1 or 2, which is characterized in that described
The DMX data packet for controlling lamp luminescence is sent to lamps and lanterns, is specifically included: to lamp locker every transmission for controlling lamps and lanterns light on and off
DMX data packet.
4. a kind of method for detecting lamps and lanterns DMX communication ability according to claim 1 or 2, which is characterized in that described
Lamps and lanterns are array of source；
The DMX data packet sent to lamps and lanterns for controlling lamp luminescence, specifically includes: sending to array of source for controlling
The DMX data packet of array of source presentation different pattern.
5. a kind of method for detecting lamps and lanterns DMX communication ability according to claim 1 or 2, which is characterized in that described
According to illumination effect of the lamps and lanterns under DMX data packet control, the DMX communication ability of the lamps and lanterns is assessed, it is specific to wrap
It includes:
Image to be assessed is formed with the illumination effect under DMX data packet control of setpoint frequency shooting lamps and lanterns；
Illumination effect of the default lamps and lanterns under DMX data packet control is referring to image；
Image to be assessed is compared with referring to image, the DMX communication ability of the lamps and lanterns is assessed according to comparing result.
6. a kind of system for detecting lamps and lanterns DMX communication ability characterized by comprising
Timer has reached setting time for judging whether；
Processor is connect with timer, for sending the DMX data packet for controlling lamp luminescence to lamps and lanterns with setpoint frequency,
Until timer judgement has reached setting time, the setpoint frequency is 0.25~1Hz.
7. a kind of system for detecting lamps and lanterns DMX communication ability according to claim 6, which is characterized in that described to set
Fix time is 1~5 hour.
8. a kind of system for detecting lamps and lanterns DMX communication ability according to claim 6 or 7, which is characterized in that described
Processor, specifically for setpoint frequency to lamp locker every sending the DMX data packet for controlling lamps and lanterns light on and off, until timer
Judgement has reached setting time.
9. a kind of system for detecting lamps and lanterns DMX communication ability according to claim 6 or 7, which is characterized in that described
Lamps and lanterns are array of source；
Different pattern is presented for controlling array of source specifically for sending with setpoint frequency to array of source in the processor
DMX data packet, until timer judgement has reached setting time.
10. a kind of system for detecting lamps and lanterns DMX communication ability according to claim 6 or 7, which is characterized in that also
Include:
Video camera, it is to be assessed for being formed with the illumination effect under DMX data packet control of setpoint frequency shooting lamps and lanterns
Image；
Image analysis module, for the illumination effect by image to be assessed and preset lamps and lanterns under DMX data packet control
It is compared referring to image, the DMX communication ability of the lamps and lanterns is assessed according to comparing result.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910204056.1A CN110113223A (en) | 2019-03-18 | 2019-03-18 | A kind of method and system detecting lamps and lanterns DMX communication ability |
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| CN201910204056.1A CN110113223A (en) | 2019-03-18 | 2019-03-18 | A kind of method and system detecting lamps and lanterns DMX communication ability |
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Application publication date: 20190809 |