CN109005353A - A kind of camera self-adaptation control method and device based on various control agreement - Google Patents
A kind of camera self-adaptation control method and device based on various control agreement Download PDFInfo
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- CN109005353A CN109005353A CN201811043139.9A CN201811043139A CN109005353A CN 109005353 A CN109005353 A CN 109005353A CN 201811043139 A CN201811043139 A CN 201811043139A CN 109005353 A CN109005353 A CN 109005353A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
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Abstract
The invention discloses a kind of method and devices of camera self adaptive control based on various control agreement, method includes: the data for receiving at least one user terminal and sending, and by the tail portion of the data buffer storage to buffer queue corresponding with user terminal, and repeat following steps；First character section that is data cached, and taking out data cached is begun stepping through from the head of buffer queue；If judging data cached affiliated control protocol type according to the value of first character section；According to control protocol type, the corresponding data in data cached is taken to be parsed, and deletes corresponding data after executing corresponding order.Three kinds of different agreement types of energy automatic identification of the present invention, do not need to reset manually, realize the automation of protocol identification when needing using different camera control protocols.
Description
Technical field
The present invention relates to field of communication technology more particularly to a kind of camera self adaptive controls based on various control agreement
Method and device.
Background technique
With the development of science and technology, the relevant hardware product of camera in life with more and more extensive, such as video
Conference system, monitoring system etc..People can control the work shape of camera by some disclosed camera control protocols
State, such as: the rotation of camera is controlled, focus etc..
But the present inventor has found in the course of the research, and following technical problem exists in the prior art: main at present
Three kinds of agreements be Pelco_P, Pelco_D, Sony_Visca, but camera on the market is generally merely able to using a kind of agreement
The movement of camera is controlled, if necessary to use another camera control protocol, then needs to reset manually current
Agreement used in video camera, the multiple terminals for not being able to satisfy multi-user are directly controlled by network to be connected to video camera
The demand of system.
Summary of the invention
The embodiment of the present invention provides a kind of camera self-adaptation control method and device based on various control agreement, can be certainly
Three kinds of different agreement types of dynamic identification, do not need to reset manually when needing using different camera control protocols, real
The automation of protocol identification is showed.
One embodiment of the invention provides a kind of camera self-adaptation control method based on various control agreement, comprising:
The data of at least one user terminal transmission are received, and by the data buffer storage to caching corresponding with user terminal team
The tail portion of column, and repeat following steps；
First character section that is data cached, and taking out data cached is begun stepping through from the head of buffer queue；
If judging data cached affiliated control protocol type according to the value of first character section；
According to control protocol type, the corresponding data in data cached is taken to be parsed, and after executing corresponding order
Delete corresponding data.
Further, first character that is data cached, and taking out data cached is being begun stepping through from the head of buffer queue
After section, further includes:
If according to the value of first character section, judge it is data cached be not belonging to any control protocol type, then delete caching number
According to first character section.
Further, it is also wrapped after judging data cached affiliated control protocol type in the value according to first character section
It includes:
Judge whether data cached length meets the requirement of affiliated control protocol type, is received again if it is not, then returning
The data that at least one user terminal is sent.
Further, the requirement of control protocol type, specifically,
The instruction full-length that Pelco-P control protocol requires is 8 bytes；
The instruction full-length that Pelco-D control protocol requires is 7 bytes；
The command length that Sony-Visca control protocol requires is indefinite, is 3 to 16 bytes, and the last byte is fixed
For order termination character 0XFF.
Further, according to the value of first character section, judge data cached affiliated control protocol type, specifically:
If the value of first character section is 0XA0, judge data cached affiliated control protocol type for Pelco-P；
If the value of first character section is 0XFF, judge data cached affiliated control protocol type for Pelco-D；
If the value of first character section is 0X80, detecting terminates in 3 to 16 bytes in data cached with the presence or absence of order
Character 0XFF, if so, judging data cached affiliated control protocol type for Sony-Visca, if it is not, then judging that judgement is slow
Deposit data is invalid data, further deletes the total data of current cache, and return and receive at least one user terminal again
The data of transmission.
Further, according to control protocol type, the corresponding data in data cached is taken to be parsed, and corresponding executing
Order after delete corresponding data, specifically:
If the control protocol type belonging to data cached is Pelco-P, take preceding 8 byte datas in data cached by
It is parsed according to Pelco-P format, and deletes the data of 8 bytes after executing corresponding order；
If the control protocol type belonging to data cached is Pelco-D, take preceding 7 byte datas in data cached by
It is parsed according to Pelco-D format, and deletes the data of 7 bytes after executing corresponding order；
If the control protocol type belonging to data cached is Sony-Visca, the order termination character in data cached is taken
All byte datas before 0XFF are parsed according to Sony-Visca format, and the delete command after executing corresponding order
All byte datas before termination character 0XFF.
Further, buffer queue is identified by the unique document descriptor for distinguishing different user terminals.
Another embodiment of the present invention correspondence provides a kind of dress of camera self adaptive control based on various control agreement
It sets characterized by comprising
Data reception module, for receive at least one user terminal transmission data, and by the data buffer storage to with
The tail portion of the corresponding buffer queue of family terminal；
Data read module, it is data cached for being begun stepping through from the head of buffer queue, and take out data cached
One byte；
First control protocol type judging module, if for the value according to first character section, judge it is data cached belonging to
Control protocol type；
Data resolution module, for taking the corresponding data in data cached to be parsed according to control protocol type, and
Corresponding data is deleted after executing corresponding order.
Second protocol Type Control module, if for the value according to first character section, judge it is data cached be not belonging to it is any
Control protocol type then deletes data cached first character section.
Data length judgment module, for judging whether data cached length meets wanting for affiliated control protocol type
It asks, if it is not, then returning to the data for receiving the transmission of at least one user terminal again.
Implement the embodiment of the present invention to have the following beneficial effects:
The method and device for the camera self adaptive control based on various control agreement that the embodiment of the present invention provides, side
Method includes: the data for receiving at least one user terminal and sending, and by the data buffer storage to caching corresponding with user terminal team
The tail portion of column, and repeat following steps；It begins stepping through data cached, and takes out data cached from the head of buffer queue
First character section；If judging data cached affiliated control protocol type according to the value of first character section；According to control protocol class
Type takes the corresponding data in data cached to be parsed, and deletes corresponding data after executing corresponding order.The present invention can be certainly
Three kinds of different agreement types of dynamic identification, do not need to reset manually when needing using different camera control protocols, real
The automation of protocol identification is showed.
Detailed description of the invention
Fig. 1 is the stream for the camera self-adaptation control method based on various control agreement that first embodiment of the invention provides
Journey schematic diagram；
Fig. 2 is the stream for the camera self-adaptation control method based on various control agreement that second embodiment of the invention provides
Journey schematic diagram；
Fig. 3 is the another of the camera self-adaptation control method based on various control agreement that second embodiment of the invention provides
One flow diagram；
Fig. 4 is the camera adaptive controller connection based on various control agreement that third embodiment of the invention provides
Schematic diagram.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
First embodiment of the invention:
As shown in Figure 1, being that a kind of camera based on various control agreement that one embodiment of the invention provides is self-adaptive controlled
The flow diagram of method processed, comprising:
S101: the data of at least one user terminal transmission are received, and the data buffer storage is extremely corresponding with user terminal
The tail portion of buffer queue, and repeat following steps；
S102: first character section that is data cached, and taking out data cached is begun stepping through from the head of buffer queue；
S103: if according to the value of first character section, judge data cached affiliated control protocol type；
S104: according to control protocol type, taking the corresponding data in data cached to be parsed, and is executing corresponding life
Corresponding data is deleted after order.
For the buffer queue in step S102 in step S101 by the unique document for distinguishing different user terminals
Descriptor is identified.
For step S103, specifically: if the value of first character section is 0XA0, judge it is data cached belonging to control association
View type is Pelco-P；If the value of first character section is 0XFF, judge that data cached affiliated control protocol type is
Pelco-D；If the value of first character section is 0X80, detecting terminates in 3 to 16 bytes in data cached with the presence or absence of order
Character 0XFF, if so, judging data cached affiliated control protocol type for Sony-Visca, if it is not, then judging that judgement is slow
Deposit data is invalid data, further deletes the total data of current cache, and return and receive at least one user terminal again
The data of transmission.
For step S104, specifically: if the control protocol type belonging to data cached is Pelco-P, take caching
Preceding 8 byte datas in data are parsed according to Pelco-P format, and delete 8 words after executing corresponding order
The data of section；If the control protocol type belonging to data cached is Pelco-D, preceding 7 byte numbers in data cached are taken
It is parsed according to according to Pelco-D format, and deletes the data of 7 bytes after executing corresponding order；If data cached
Affiliated control protocol type is Sony-Visca, then takes all words before the order termination character 0XFF in data cached
Joint number evidence is parsed according to Sony-Visca format, and after executing corresponding order before delete command termination character 0XFF
All byte datas.
By implementing the embodiment of the present invention, the data of at least one user terminal transmission are received, and by the data buffer storage
The extremely tail portion of buffer queue corresponding with user terminal, and repeat following steps；It is begun stepping through from the head of buffer queue
It is data cached, and take out data cached first character section；If judging data cached affiliated control according to the value of first character section
Protocol type processed；According to control protocol type, the corresponding data in data cached is taken to be parsed, and is executing corresponding order
After delete corresponding data.Energy three kinds of different agreement types of automatic identification, not when needing using different camera control protocols
It needs to reset manually, realizes the automation of protocol identification.
On the basis of first embodiment of the invention, second embodiment is provided:
It is a kind of camera shooting based on various control agreement that second embodiment of the invention provides as shown in Figure 2 and shown in Fig. 3
The flow diagram of head self-adaptation control method, comprising:
S201: the data of at least one user terminal transmission are received, and the data buffer storage is extremely corresponding with user terminal
The tail portion of buffer queue, and repeat following steps；
S202: first character section that is data cached, and taking out data cached is begun stepping through from the head of buffer queue；
S203: if according to the value of first character section, judge data cached affiliated control protocol type；
S204: if according to the value of first character section, judge it is data cached be not belonging to any control protocol type, then delete slow
The first character section of deposit data；
S205: judging whether data cached length meets the requirement of affiliated control protocol type, if it is not, then returning again
Receive the data of at least one user terminal transmission；
S206: according to control protocol type, taking the corresponding data in data cached to be parsed, and is executing corresponding life
Corresponding data is deleted after order.
For the buffer queue in step S201 and step S202 by the unique document for distinguishing different user terminals
Descriptor is identified.
For step S203, specifically: if the value of first character section is 0XA0, judge it is data cached belonging to control association
View type is Pelco-P；If the value of first character section is 0XFF, judge that data cached affiliated control protocol type is
Pelco-D；If the value of first character section is 0X80, detecting terminates in 3 to 16 bytes in data cached with the presence or absence of order
Character 0XFF, if so, judging data cached affiliated control protocol type for Sony-Visca, if it is not, then judging that judgement is slow
Deposit data is invalid data, further deletes the total data of current cache, and return and receive at least one user terminal again
The data of transmission.
Requirement for the control protocol type in step S205 specifically: the instruction mark that Pelco-P control protocol requires
Standard length is 8 bytes；The instruction full-length that Pelco-D control protocol requires is 7 bytes；Sony-Visca control protocol
It is required that command length it is indefinite, be 3 to 16 bytes, and the last byte is fixed as order termination character 0XFF.
For step S206, specifically: if the control protocol type belonging to data cached is Pelco-P, take caching
Preceding 8 byte datas in data are parsed according to Pelco-P format, and delete 8 words after executing corresponding order
The data of section；If the control protocol type belonging to data cached is Pelco-D, preceding 7 byte numbers in data cached are taken
It is parsed according to according to Pelco-D format, and deletes the data of 7 bytes after executing corresponding order；If data cached
Affiliated control protocol type is Sony-Visca, then takes all words before the order termination character 0XFF in data cached
Joint number evidence is parsed according to Sony-Visca format, and after executing corresponding order before delete command termination character 0XFF
All byte datas.
By implementing the embodiment of the present invention, the data of at least one user terminal transmission are received, and by the data buffer storage
The extremely tail portion of buffer queue corresponding with user terminal, and repeat following steps；It is begun stepping through from the head of buffer queue
It is data cached, and take out data cached first character section；If judging data cached affiliated control according to the value of first character section
Protocol type processed；If according to the value of first character section, judge it is data cached be not belonging to any control protocol type, then delete caching
The first character section of data；Judge whether data cached length meets the requirement of affiliated control protocol type, if it is not, then returning
Again the data of at least one user terminal transmission are received；According to control protocol type, take corresponding data in data cached into
Row parsing, and corresponding data is deleted after executing corresponding order.Can three kinds of different agreement types of automatic identification, when need using
It does not need to reset manually when different camera control protocol, realizes the automation of protocol identification.
It referring to fig. 4, is that corresponding to provide a kind of camera based on various control agreement adaptive for third embodiment of the invention
The device that should be controlled, comprising:
Data reception module 401, for receive at least one user terminal transmission data, and by the data buffer storage to
The tail portion of the corresponding buffer queue of user terminal；
Data read module 402, it is data cached for being begun stepping through from the head of buffer queue, and take out data cached
First character section；
First control protocol type judging module 403, if judging data cached affiliated for the value according to first character section
Control protocol type；
Second control protocol type judging module 404, if judging data cached not belong to for the value according to first character section
In any control protocol type, then data cached first character section is deleted；
Data length judgment module 405, for judging whether data cached length meets affiliated control protocol type
It is required that if it is not, then returning to the data for receiving the transmission of at least one user terminal again；
Data resolution module 406, for taking the corresponding data in data cached to be parsed according to control protocol type,
And corresponding data is deleted after executing corresponding order.
For the buffer queue in data reception module 401 and data read module 402 by for distinguishing different users
The unique document descriptor of terminal is identified.
For the first control protocol type judging module 403, if judging data cached for the value according to first character section
Affiliated control protocol type, specifically: if the value of first character section is 0XA0, judge data cached affiliated control protocol
Type is Pelco-P；If the value of first character section is 0XFF, judge data cached affiliated control protocol type for Pelco-
D；If the value of first character section is 0X80, detect in 3 to 16 bytes in data cached with the presence or absence of order termination character
0XFF, if so, judging data cached affiliated control protocol type for Sony-Visca, if it is not, then judging judgement caching number
According to for invalid data, the total data of current cache is further deleted, and return and receive the transmission of at least one user terminal again
Data.
For data length judgment module 405, for judging whether data cached length meets affiliated control protocol class
The requirement of type, if it is not, the data for receiving the transmission of at least one user terminal again are then returned, specifically: if belonging to data cached
Control protocol type be Pelco-P, then take preceding 8 byte datas in data cached to be solved according to Pelco-P format
It analyses, and deletes the data of 8 bytes after executing corresponding order；If the control protocol type belonging to data cached is
Pelco-D then takes preceding 7 byte datas in data cached to be parsed according to Pelco-D format, and corresponding executing
The data of 7 bytes are deleted after order；If the control protocol type belonging to data cached is Sony-Visca, caching is taken
All byte datas before order termination character 0XFF in data are parsed according to Sony-Visca format, and are being executed
All byte datas after corresponding order before delete command termination character 0XFF.
For data resolution module 406, for taking the corresponding data in data cached to be solved according to control protocol type
Analysis, and corresponding data is deleted after executing corresponding order, specifically: if the control protocol type belonging to data cached is
Pelco-P then takes preceding 8 byte datas in data cached to be parsed according to Pelco-P format, and corresponding executing
The data of 8 bytes are deleted after order；If the control protocol type belonging to data cached is Pelco-D, caching number is taken
Preceding 7 byte datas in are parsed according to Pelco-D format, and delete 7 bytes after executing corresponding order
Data；If the control protocol type belonging to data cached is Sony-Visca, the order in data cached is taken to terminate word
All byte datas before symbol 0XFF are parsed according to Sony-Visca format, and delete life after executing corresponding order
Enable all byte datas before termination character 0XFF.
Another embodiment of the present invention provides a kind of camera adaptive controller based on various control agreement, including
Processor, memory and storage in memory and be configured as by processor execute computer program, processor execute
The camera self-adaptation control method based on various control agreement of computer program realization foregoing invention embodiment.
It should be noted that the apparatus embodiments described above are merely exemplary, wherein being used as separate part description
Unit may or may not be physically separated, component shown as a unit may or may not be
Physical unit, it can it is in one place, or may be distributed over multiple network units.It can be according to the actual needs
Some or all of the modules therein is selected to achieve the purpose of the solution of this embodiment.In addition, device provided by the invention is implemented
In example attached drawing, the connection relationship between module indicates there is communication connection between them, specifically can be implemented as one or more
Communication bus or signal wire.Those of ordinary skill in the art are without creative efforts, it can understand and real
It applies.
It is the preferred embodiment of the present invention above, it is noted that for those skilled in the art,
Various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also considered as this hair
Bright protection scope.
Claims (10)
1. a kind of camera self-adaptation control method based on various control agreement, suitable for being executed in calculating equipment, feature
It is, at least includes the following steps:
Receive the data of at least one user terminal transmission, and by the data buffer storage to buffer queue corresponding with user terminal
Tail portion, and repeat following steps；
First character section that is data cached, and taking out data cached is begun stepping through from the head of buffer queue；
If judging data cached affiliated control protocol type according to the value of first character section；
According to control protocol type, the corresponding data in data cached is taken to be parsed, and is deleted after executing corresponding order
Corresponding data.
2. as described in claim 1 based on the camera self-adaptation control method of various control agreement, which is characterized in that from
The head of buffer queue begin stepping through it is data cached, and after taking out data cached first character section, further includes:
If according to the value of first character section, judge it is data cached be not belonging to any control protocol type, then delete data cached
First character section.
3. as described in claim 1 based on the camera self-adaptation control method of various control agreement, which is characterized in that in root
According to the value of first character section, judge it is data cached belonging to control protocol type after, further includes:
Judge whether data cached length meets the requirement of affiliated control protocol type, is received again at least if it is not, then returning
The data that one user terminal is sent.
4. as claimed in claim 3 based on the camera self-adaptation control method of various control agreement, which is characterized in that control
The requirement of protocol type, specifically,
The instruction full-length that Pelco-P control protocol requires is 8 bytes；
The instruction full-length that Pelco-D control protocol requires is 7 bytes；
The command length that Sony-Visca control protocol requires is indefinite, is 3 to 16 bytes, and the last byte is fixed as ordering
Enable termination character 0XFF.
5. as described in claim 1 based on the camera self-adaptation control method of various control agreement, which is characterized in that according to
The value of first character section judges data cached affiliated control protocol type, specifically:
If the value of first character section is 0XA0, judge the data cached affiliated control protocol type for Pelco-P；
If the value of first character section is 0XFF, judge the data cached affiliated control protocol type for Pelco-D；
If the value of first character section be 0X80, detect it is described it is data cached in 3 to 16 bytes in the presence or absence of order terminate
Character 0XFF, if so, judging the data cached affiliated control protocol type for Sony-Visca, if it is not, then judging institute
It states and judges data cached for invalid data, the further total data for deleting current cache, and return and receive at least one again
The data that user terminal is sent.
6. as described in claim 1 based on the camera self-adaptation control method of various control agreement, which is characterized in that according to
Control protocol type takes the corresponding data in data cached to be parsed, and deletes corresponding data after executing corresponding order,
Specifically:
If it is described it is data cached belonging to control protocol type be Pelco-P, take it is described it is data cached in preceding 8 byte numbers
It is parsed according to according to Pelco-P format, and deletes the data of 8 bytes after executing corresponding order；
If it is described it is data cached belonging to control protocol type be Pelco-D, take it is described it is data cached in preceding 7 byte numbers
It is parsed according to according to Pelco-D format, and deletes the data of 7 bytes after executing corresponding order；
If it is described it is data cached belonging to control protocol type be Sony-Visca, take it is described it is data cached in order terminate
All byte datas before character 0XFF are parsed according to Sony-Visca format, and are deleted after executing corresponding order
All byte datas before order termination character 0XFF.
7. as described in claim 1 based on the camera self-adaptation control method of various control agreement, which is characterized in that described
Buffer queue is identified by the unique document descriptor for distinguishing different user terminals.
8. a kind of device of the camera self adaptive control based on various control agreement characterized by comprising
Data reception module, it is extremely whole with user for receiving the data of at least one user terminal transmission, and by the data buffer storage
Hold the tail portion of corresponding buffer queue；
Data read module, for beginning stepping through data cached, and taking out data cached first from the head of buffer queue
Byte；
First control protocol type judging module, if judging data cached affiliated control for the value according to first character section
Protocol type；
Data resolution module, for taking the corresponding data in data cached to be parsed, and executing according to control protocol type
Corresponding data is deleted after corresponding order.
9. a kind of device of the camera self adaptive control based on various control agreement as claimed in claim 8, feature exist
In, further includes: second protocol Type Control module, if judging data cached to be not belonging to appoint for the value according to first character section
One control protocol type then deletes data cached first character section.
10. a kind of device of the camera self adaptive control based on various control agreement as claimed in claim 8, feature exist
In, further includes: data length judgment module, for judging whether data cached length meets wanting for affiliated control protocol type
It asks, if it is not, then returning to the data for receiving the transmission of at least one user terminal again.
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| CN115334175A (en) * | 2022-09-13 | 2022-11-11 | 浙江正泰物联技术有限公司 | Multi-protocol self-adaptive analysis method, internet of things metering device, equipment and medium |
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Application publication date: 20181214 |