CN101674449B - Method for controlling graphical interface of user by camera and camera - Google Patents
Method for controlling graphical interface of user by camera and camera Download PDFInfo
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- CN101674449B CN101674449B CN2008102118430A CN200810211843A CN101674449B CN 101674449 B CN101674449 B CN 101674449B CN 2008102118430 A CN2008102118430 A CN 2008102118430A CN 200810211843 A CN200810211843 A CN 200810211843A CN 101674449 B CN101674449 B CN 101674449B
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Abstract
The invention discloses a method for controlling a graphical interface of a user by a camera and a camera. The camera comprises a signal receiving processing module used for receiving a control signal transmitted by a terminal remote controller and sending the control signal to the terminal through a serial port so as to allow the terminal to control the graphical interface of the user. By the technical scheme, the camera can receive and process the signal transmitted by the terminal remote controller, and the control of the user graphical interface of the terminal by the camera is realized by using the terminal remote controller.
Description
Technical field
The present invention relates to the communications field, and especially, relate to a kind of method and camera by camera control graphical interface of user.
Background technology
In correlation technique, utilize infrared technique can realize the closely secure communication of point-to-point transmission and the infrared communication that information is transmitted.Infrared communication system generally is made up of infrared emission system and receiving system two parts.Back emission infrared signal is modulated to the source of infrared radiation by the infrared emission system, and infrared receiving system receives with Optical devices and Infrared Detectors.
At present, in video conference terminal, the control method that graphical interface of user (Graphical UserInterface abbreviates GUI as) is used is an infrared remote control.Wherein, remote controller is provided with the infrared emission system, and the infrared platelet of terminal is provided with infrared receiving system.User's button changes into infrared signal through the processing of remote controller internal circuit, and the infrared signal after will transforming is launched, after infrared receiving card captures signal, the infrared driver module of terminal can read this button data, and these data are sent to terminal, terminal is resolved this button data, and converts control command to, realizes the control to GUI thus.
At present, when using above-mentioned processing procedure to realize control to GUI, leave the problem of stating in application scenes: if terminal is in the control room, equipment such as camera, TV just can't use the terminal remote controller that GUI is controlled in the situation in meeting-place.In the prior art, though can adopt WEB or control desk to control, for the user, above-mentioned two kinds control mode is all more loaded down with trivial details, is unfavorable for that the user operates.
In addition, the camera of terminal has infrared receiving module mostly, and its major function is to receive the infrared signal that the user sends by special-purpose camera remote controller, realizes the control to camera.In correlation technique, not intercommunication (that is to say the remote controller of camera because the control command word of its use is different with the terminal remote controller, the uncontrollable camera of the remote controller of terminal), and, camera remote controller and terminal control of remote controller are unidirectional, promptly, the terminal remote controller can the indirect remote control camera (after the infrared driving of terminal receives the control command word relevant with camera, can send command word to camera by serial ports, realize indirect control), but, the camera remote controller can not remote terminal (after the button data of camera remote controller or terminal remote controller received by the infrared receiving module of camera, camera can carry out command analysis to be handled, but can't be by serial ports or other by way of issuing terminal).
Fig. 1 is a schematic diagram of not supporting the terminal of infrared camera control in the correlation technique, traditional terminal is not supported infrared camera, use the path of infrared control terminal to have only one, promptly by the terminal infrared receiving module, as shown in Figure 1, terminal comprises terminal control module (wherein being provided with the camera control module), GUI, presses key processing module, infrared driving, infrared receiving module, and remote controller comprises following processing by the infrared receiving module control terminal of terminal:
Step 1, remote controller → infrared receiving module, the user triggers, and the user presses certain key on the telecontrol panel, and the control circuit of remote controller inside sends key information by infrared, and at this moment, the infrared receiving card of terminal can receive this infrared signal;
Step 3, button is handled, and after terminal obtains a concrete key assignments, will judge whether to be effective key assignments through by key processing module this key assignments being carried out analyzing and processing.If invalid key assignments is just disregarded, flow process finishes (because different manufacturers or inconsistent at the employed key assignments of Infrared remote controller of different product making, therefore, terminal is disregarded for illegal key assignments); If effective key assignments, execution in step 4.
Step 4 after GUI obtains effective key assignments, is analyzed according to the state that user's operation, button data and GUI are current, finally realizes the control of GUI.
From above-mentioned processing as can be seen, the control terminal that the terminal remote controller can only be unidirectional can not be realized the two-way control to camera and terminal.
Summary of the invention
Consider that the terminal remote controller can not make the present invention by the problem of camera remote terminal, for this reason, main purpose of the present invention is to provide a kind of method and camera by camera control graphical interface of user, to solve the problems referred to above that exist in the correlation technique.
According to an aspect of the present invention, provide a kind of camera, be used under the terminal control of remote controller graphical interface of user being controlled, camera is undertaken by serial ports and terminal alternately.
Camera according to the present invention comprises: the signal receiving processing module, and be used for the control signal that the receiving terminal remote controller sends, and be forwarded to terminal by serial ports, for terminal graphical interface of user is controlled.
In addition, above-mentioned signal receiving processing module further comprises: modular converter, be used for control signal is converted to the key information that terminal can be discerned, and key information is sent to terminal by serial ports.
In addition, above-mentioned camera further comprises: mode of operation is provided with module, is used for the mode of operation of camera is provided with.
Wherein, above-mentioned mode of operation comprises: first mode of operation, and wherein, under first mode of operation, camera is not carried out the control signal that receives, and does not transmit control signal to terminal, and carries out the serial port command that receives the terminal transmission; Second mode of operation, wherein, under second mode of operation, camera is carried out the control signal that receives, and does not transmit control signal to terminal, and does not carry out the serial port command of the terminal transmission that receives; The 3rd mode of operation, wherein, under the 3rd mode of operation, camera is not carried out the control signal that receives, and transmits control signal to terminal, and carries out the serial port command of the terminal transmission that receives.
According to a further aspect in the invention, provide a kind of method, be used for above-mentioned camera by camera control graphical interface of user.
Method by camera control graphical interface of user according to the present invention comprises: the control signal that camera receiving terminal remote controller sends is converted to the key information that terminal can be discerned with control signal, and key information is sent to terminal; The terminal parses key information is converted to control command with key information, and control command is sent to graphical interface of user.
Wherein, above-mentioned key information being sent to terminal specifically comprises: the camera control module that key information is sent to terminal.
Wherein, above-mentioned terminal parses key information specifically comprises: the camera control module of terminal sends to key information the button parsing module of terminal; The button parsing module is resolved key information.
In addition, before the control signal that above-mentioned camera receiving terminal remote controller sends, further comprise: terminal sends configuration information by serial ports to camera, wherein, carries the information of camera mode of operation in the configuration information; Camera receives configuration information, obtains the information of camera mode of operation, and according to the mode of operation of the information setting camera of camera mode of operation; Camera returns response message to terminal after the mode of operation of camera is set.
Wherein, the information of above-mentioned camera mode of operation comprises: first mode of operation, and wherein, under first mode of operation, camera is not carried out the control signal that receives, and does not transmit control signal to terminal, and carries out the serial port command that receives the terminal transmission; Second mode of operation, wherein, under second mode of operation, camera is carried out the control signal that receives, and does not transmit control signal to terminal, and does not carry out the serial port command of the terminal transmission that receives; The 3rd mode of operation, wherein, under the 3rd mode of operation, camera is not carried out the control signal that receives, and transmits control signal to terminal, and carries out the serial port command of the terminal transmission that receives.
Wherein, the information of above-mentioned camera mode of operation is specially the 3rd mode of operation.
In addition, the mode of operation of above-mentioned camera further comprises after being set to the 3rd mode of operation: terminal sends link detecting message with predetermined period to camera, and wherein, whether the link that link detecting message is used between sense terminals and the camera is normal; Camera receives link detecting message, and returns response message to terminal; After terminal was sending link detecting message, if do not receive the response message that camera returns in pre-determined number, then the mode of operation of camera was set to second mode of operation.
By means of technical scheme of the present invention, by signalization receiving processing module in camera, make camera can receive the also signal of processing terminal remote controller, can realize using the terminal remote controller graphical interface of user of terminal to be controlled by camera.
Other features and advantages of the present invention will be set forth in the following description, and, partly from specification, become apparent, perhaps understand by implementing the present invention.Purpose of the present invention and other advantages can realize and obtain by specifically noted structure in the specification of being write, claims and accompanying drawing.
Description of drawings
Accompanying drawing is used to provide further understanding of the present invention, and constitutes the part of specification, is used from explanation the present invention with embodiments of the invention one, is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 does not support the terminal of infrared camera control and remote controller and camera to carry out mutual schematic diagram in the correlation technique;
Fig. 2 is the block diagram according to the camera of the embodiment of the invention;
Fig. 3 is the flow chart according to the method for passing through camera control graphical interface of user of the embodiment of the invention;
Fig. 4 carries out mutual schematic diagram according to the terminal of the support infrared camera of embodiment of the invention control and remote controller and camera;
Fig. 5 is the flow chart according to the camera mode of operation setting of the embodiment of the invention.
Embodiment
Functional overview
At present, in the prior art,, thereby make that the user just can not control terminal by the terminal remote controller under the situation that terminal and TV, camera can not be set together because the terminal remote controller can not pass through the camera control terminal.Though the user can carry out control to terminal by modes such as WEB or control desks,, these modes are all controlled conveniently terminal less than direct use terminal remote controller far away.Therefore, the invention provides a kind of camera, this camera can realize terminal is carried out the remote control of dual mode, and the problem above also having solved well promptly, uses the terminal remote controller by the control of camera realization to terminal software.
Camera setting of the present invention (modification) signal of terminal camera receive processing module (for the infrared pick-up head, then revise infrared ray receiving processing module wherein), the control signal that this module can the receiving terminal remote controller sends over, and send to terminal by serial port drive and handle, realized two remote controls.
In addition, the present invention also provides a kind of method by above-mentioned camera control terminal, this method is: receive the signal of terminal remote controller at camera after, processing through the signal receiving processing module, signal after handling is sent to terminal, terminal is controlled graphical interface of user according to the signal that receives.
Before technical scheme of the present invention is described in detail, at first to the notion that relates among the present invention explanation that makes an explanation.
1, video conference terminal, be mainly used in realtime graphic, voice and the relevant data message of a certain meeting point are gathered, compressed encoding, sent to transmission channel after multiplexed, and simultaneously the image, the voice-and-data information that receive are decomposed, decoded, be reduced into image, the voice-and-data in the other side meeting-place.
2, infrared remote control is meant infrared signal that receives Infrared remote controller and the process of handling.
3, terminal infrared remote control is meant the process that receives infrared signal and handle by the infrared receiving module on the terminal mainboard.
4, camera infrared remote control is meant the process that receives infrared signal and handle by the infrared receiving module on the specific model camera.
5, master control, the control module of responsible all modules communicates with GUI, WEB, control desk etc. alternately on the terminal.
Below in conjunction with accompanying drawing the preferred embodiments of the present invention are described, should be appreciated that preferred embodiment described herein only is used for description and interpretation the present invention, and be not used in qualification the present invention.
Device embodiment
According to embodiments of the invention, a kind of camera is provided, be used under the terminal control of remote controller, graphical interface of user being controlled, wherein, camera is undertaken by serial ports and terminal alternately.Fig. 2 is the block diagram according to the camera of the embodiment of the invention, as shown in Figure 2, comprises signal receiving processing module 20, below, signal receiving processing module 20 is described in detail.
Signal receiving processing module 20, be used for the control signal that the receiving terminal remote controller sends, and be forwarded to terminal by serial ports, for terminal graphical interface of user is controlled, wherein, above-mentioned camera can be infrared camera, need explanation the time, though being example with the infrared camera, the present invention describes,, the camera of the embodiment of the invention is not limited to infrared camera.
Camera is after the control signal that receives the transmission of terminal remote controller, modular converter in the signal receiving processing module 20 can be converted to control signal the key information that terminal can be discerned, the signal after signal receiving processing module 20 will be changed again by and terminal between serial ports send to terminal.
In addition, module 22 is set, is used for the mode of operation of camera is provided with according to also being provided with mode of operation in the camera of the embodiment of the invention.Wherein, above-mentioned mode of operation comprises first mode of operation, second mode of operation, the 3rd mode of operation, below, above-mentioned three operational modules are described in detail:
First mode of operation: under first mode of operation, camera is not carried out the control signal that receives, and does not transmit control signal to terminal, and carries out the serial port command that receives the terminal transmission;
Second mode of operation: under second mode of operation, camera is carried out the control signal that receives, and does not transmit control signal to terminal, and does not carry out the serial port command of the terminal transmission that receives;
The 3rd mode of operation: under the 3rd mode of operation, camera is not carried out the control signal that receives, and transmits control signal to terminal, and carries out the serial port command of the terminal transmission that receives.That is to say that if realize by the camera control terminal, needing at first, the mode of operation of camera is set to the 3rd mode of operation.
By above-mentioned processing, above-mentioned infrared camera can be realized the method for two kinds of remote terminals, except keeping traditional control mode, can also pass through infrared camera, the user key-press information that terminal can be received come through camera realizes the control to end-user interface.
Method embodiment
According to embodiments of the invention, a kind of method by camera control graphical interface of user is provided, be used for above-mentioned camera.Need explanation the time because above-mentioned camera has three kinds of mode of operations, therefore, before camera being controlled by the terminal remote controller, terminal need send configuration information to camera by serial ports, wherein, carries the information of camera mode of operation in the configuration information; After camera receives above-mentioned configuration information, can obtain the information of camera mode of operation, and return response message according to the mode of operation of the information setting camera of camera mode of operation and to terminal.
Wherein, three kinds of operational modules of camera have been described in detail in device embodiment, do not repeat them here.
Below, in conjunction with example, the process that terminal is provided with the mode of operation of camera describes.For example, terminal sends 0xA55AC0FF message to camera by serial port drive, and camera receives then successfully and return (0xAABBCCFF) message that this moment, camera worked in pattern 0 (first mode of operation), otherwise unsuccessful; Terminal sends 0xA55AC1FF to camera by serial port drive, successfully receives then and returns (0xAABBCCFF) message, and this moment, camera worked in pattern 1 (second mode of operation), otherwise unsuccessful; Terminal sends 0xA55AC2FF message to camera by serial port drive, successfully receives then and returns (0xAABBCCFF) message, and this moment, camera worked in pattern 2 (the 3rd mode of operation), otherwise unsuccessful.
Need to prove that before by remote controller camera being controlled, mode of operation that need camera is set to the 3rd mode of operation (pattern 2).
Below, the method by camera control graphical interface of user of the present invention is described in detail.Fig. 3 is according to the flow chart of the method for passing through camera control graphical interface of user of the embodiment of the invention, as shown in Figure 3, comprises following processing:
Step S302, the control signal that camera receiving terminal remote controller sends is converted to the key information that terminal can be discerned with control signal, and key information is sent to terminal;
In step S302, camera need send to key information the camera control module of terminal.
Step S304, the terminal parses key information is converted to control command with key information, and control command is sent to graphical interface of user.
In step S304, the camera control module of terminal is behind the key information that receives the camera transmission, key information is sent to the button parsing module of terminal, key information is resolved, and be converted to control command, and the control command after will changing sends to GUI, realizes the control to GUI.
In addition, if camera is operated in the 3rd mode of operation, terminal need be checked the link between the camera, keeps unimpeded to guarantee the link between camera and the terminal.Comprise following processing: 1, terminal sends link detecting message with predetermined period to camera, and wherein, whether the link that link detecting message is used between sense terminals and the camera is normal; 2, camera receives link detecting message, and returns response message to terminal; 3, after terminal was sending link detecting message, if do not receive the response message that camera returns in pre-determined number, then the mode of operation of camera was set to second mode of operation.
Below, in conjunction with example, the camera in conjunction with among the device embodiment of the present invention is illustrated technical scheme of the present invention.
Fig. 4 is a schematic diagram of realizing two-way control according to the terminal remote controller of the embodiment of the invention by infrared camera, infrared camera in the embodiment of the invention is operated in pattern 2 (being above-mentioned camera the 3rd operational module), as shown in Figure 4, by remote controller terminal is controlled two control channels can be arranged (directly control terminal and by the camera control terminal), wherein, by the infrared receiving module of terminal terminal is controlled detailed in the present invention being illustrated by the terminal remote controller, here repeat no more, below the flow process of terminal remote controller by the infrared camera control terminal described, comprises following processing:
Step 1, remote controller → infrared reception (camera), the user triggers, and the user presses certain key on the telecontrol panel, and the control circuit of remote controller inside sends key information by infrared; At this moment, the infrared receiving card of camera can receive the infrared signal of this button.
Step 3, button is handled, and after terminal obtains a concrete key assignments, will judge whether to be effective key assignments through by key processing module this key assignments being carried out analyzing and processing.If invalid key assignments is just disregarded, flow process finishes (because different manufacturers or inconsistent at the employed key assignments meeting of the Infrared remote controller of different product making is disregarded for illegal key assignments); If effective key assignments, execution in step 4.
Step 4 after GUI obtains effective key assignments, is analyzed according to the state that user's operation, button data and GUI are current, finally realizes the control of GUI.
As shown in Figure 5, camera has two predefined processes according to an embodiment of the invention, one is the general control task of camera, be as good as with common terminal camera control module, it mainly is the camera control command that the receiving terminal Control Software sends, resolve command, and camera controlled; The 2nd, the infrared camera control task mainly is to detect the button data that whether has from camera, and judges whether key assignments is legal, according to judged result, if key assignments is illegal, does not just handle, if legal, just be transmitted to by key processing module and handle.
As shown in Figure 5, because the application of the embodiment of the invention does not generally relate to pattern 1 (being second kind of operational module of above-mentioned camera), the mode of operation of camera need be set to 0 or 2, if the user is set to pattern 1, system is just according to pattern 1 operation so, can't impact the whole system flow process, the handling process of mode of operation that camera is set is as follows:
Step 1, master control initialization camera, the mode of operation of each camera is set to 0, does not just support infrared remote control, does not use infrared remote control.
Wherein, may there be a plurality of cameras in terminal, after the camera control task is received the configuration messages of master control, it for mode of operation 2 camera, need to judge whether its infrared remote control work is normal, need to prove, exist under the situation of a plurality of cameras, having only all camera mode of operations is not 2, and the terminal camera infrared remote control is just invalid.
Step 3 after the mode of operation that the back camera is set, if the mode of operation of camera is 1 or 0, is then carried out the general task of camera.
Step 4, for mode of operation is 2 camera, then carries out the infrared camera control task, promptly, read infrared remote-controlled signal with predetermined period (10 milliseconds of magnitudes), be transmitted to by key processing module after extracting key assignments, its concrete operations as shown in Figure 5, whether at first detect serial ports has button data, under the situation that is, judge whether button legal, under legal situation, send to terminal by key processing module.
And, it for mode of operation 2 camera, terminal camera control module timed sending link detecting message is given camera, if continuous three times (can be provided with control) do not receive response, the expression link has problem, does not carry out the infrared camera control task, directly carries out the general task of terminal camera, for example, terminal sends the control command 0xA55AC3FF of 4 bytes as link detecting by serial port drive to camera; Terminal (can be defined by master control) at regular intervals sends out once this order to camera, and it is normal that camera returns an order (0xAABBCCFF) expression link; If do not have return command, represent that then link has problem.
In sum, by means of technical scheme of the present invention, by signalization receiving processing module in camera, make camera can receive the also signal of processing terminal remote controller, can realize using the terminal remote controller graphical interface of user of terminal to be controlled by camera.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. a camera is used under the terminal control of remote controller graphical interface of user being controlled, and described camera is undertaken it is characterized in that described camera comprises alternately by serial ports and terminal:
The signal receiving processing module is used to receive the control signal that described terminal remote controller sends, and is forwarded to described terminal by described serial ports, for described terminal described graphical interface of user is controlled;
Mode of operation is provided with module, is used for the mode of operation of described camera is provided with, and wherein, described mode of operation comprises:
First mode of operation, wherein, under described first mode of operation, described camera is not carried out the control signal that receives, and does not transmit described control signal to described terminal, and carries out the serial port command that receives described terminal transmission;
Second mode of operation, wherein, under described second mode of operation, described camera is carried out the control signal that receives, and does not transmit described control signal to described terminal, and does not carry out the serial port command of the described terminal transmission that receives;
The 3rd mode of operation, wherein, under described the 3rd mode of operation, described camera is not carried out the control signal that receives, and transmits described control signal to described terminal, and carries out the serial port command of the described terminal transmission that receives.
2. camera according to claim 1 is characterized in that, described signal receiving processing module further comprises:
Modular converter is used for described control signal is converted to the key information that described terminal can be discerned, and described key information is sent to described terminal by described serial ports.
3. the method by camera control graphical interface of user is used for each described camera of claim 1 to 2, it is characterized in that described method comprises:
Terminal sends configuration information by serial ports to described camera, wherein, carries the information of camera mode of operation in the described configuration information;
Described camera receives described configuration information, obtains the information of described camera mode of operation, and according to the mode of operation of the described camera of information setting of described camera mode of operation;
Described camera returns response message to described terminal after the mode of operation of described camera is set;
The control signal that described camera receiving terminal remote controller sends is converted to the key information that terminal can be discerned with described control signal, and described key information is sent to described terminal;
The described key information of described terminal parses is converted to control command with described key information, and described control command is sent to graphical interface of user.
4. method according to claim 3 is characterized in that, described key information is sent to described terminal specifically comprise: the camera control module that described key information is sent to described terminal.
5. method according to claim 4 is characterized in that, the described key information of described terminal parses specifically comprises:
The described camera control module of described terminal sends to described key information the button parsing module of described terminal;
Described button parsing module resolving said key information.
6. method according to claim 3 is characterized in that, the information of described camera mode of operation comprises:
First mode of operation, wherein, under described first mode of operation, described camera is not carried out the control signal that receives, and does not transmit described control signal to described terminal, and carries out the serial port command that receives described terminal transmission;
Second mode of operation, wherein, under described second mode of operation, described camera is carried out the control signal that receives, and does not transmit described control signal to described terminal, and does not carry out the serial port command of the described terminal transmission that receives;
The 3rd mode of operation, wherein, under described the 3rd mode of operation, described camera is not carried out the control signal that receives, and transmits described control signal to described terminal, and carries out the serial port command of the described terminal transmission that receives.
7. method according to claim 6 is characterized in that, the information of described camera mode of operation is specially described the 3rd mode of operation.
8. method according to claim 7 is characterized in that, the mode of operation of described camera further comprises after being set to described the 3rd mode of operation:
Described terminal sends link detecting message with predetermined period to described camera, and wherein, whether described link detecting message is used to the link that detects between described terminal and the described camera normal;
Described camera receives described link detecting message, and returns response message to described terminal;
After described terminal was sending described link detecting message, if do not receive the described response message that described camera returns in pre-determined number, then the mode of operation of described camera was set to described second mode of operation.
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| CN2008102118430A CN101674449B (en) | 2008-09-09 | 2008-09-09 | Method for controlling graphical interface of user by camera and camera |
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| CN2008102118430A CN101674449B (en) | 2008-09-09 | 2008-09-09 | Method for controlling graphical interface of user by camera and camera |
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| CN102932594B (en) * | 2012-10-16 | 2016-01-20 | 苏州科达科技股份有限公司 | Camera control system, method and terminal thereof, camera and remote controller |
| CN104392599B (en) * | 2014-11-17 | 2017-12-19 | 古龙辉 | A kind of intelligent electric appliance personal identification method based on infrared ray |
| CN108973848A (en) * | 2017-06-01 | 2018-12-11 | 广东奥信实业有限公司 | A kind of infrared parking monitoring camera system |
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